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30results about How to "Achieve the purpose of connection" patented technology

Connector of steel tube

The content of the invention aims at a fast connector of a circular tube, which can safely and fast form a steel frame under the requirement of design specifications. To achieve the above goal, the fast connector comprises the following three parts: a central member, a transmission spiral tube and a circular tube stressing member. The central member is a place where forces from six directions meet and counteract. The transmission spiral tube is an evenly spiral cylinder having a length twice as that of a central spiral cylinder, can freely rotate in a stressing circular tube and the central member and is responsible for connecting the stressing circular tube with the central member and transferring loads. The circular tube stressing member mainly comprises a circular tube beam and a circular tube column, wherein two symmetrical openings are arranged on the openings of the circular tube beam, through which the transmission spiral tube can be easily screwed in the central member by using a spanner so as to achieve connection, protect the transmission spiral tube at the same time and ensure safe and reliable connection.
Owner:郭倩茹 +1

Household wireless roaming method and system, cloud equipment and networking equipment

InactiveCN111246525AIn line with the actual application scene of the familyAchieve the purpose of connectionWireless communicationRoamingTerminal equipment
The embodiment of the invention relates to the technical field of wireless communication, and discloses a home wireless roaming method. The method comprises the following steps: querying the current home network state in response to a roaming request sent by networking equipment, wherein the networking equipment is networking equipment currently accessed by terminal equipment; when the current home network state meets the preset roaming condition, issuing a switching instruction. The embodiment of the invention also discloses cloud equipment, networking equipment and a home wireless roaming system. The embodiment of the invention provides a home wireless roaming method and system, cloud equipment and networking equipment. According to the technical scheme, the gateway equipment can be considered in home network roaming, the home network roaming is more accordant with a home practical application scene, the terminal equipment can roam across equipment under the condition that a user does not perceive, and the purpose that the terminal equipment is always connected with a wireless network with a relatively strong current signal is achieved.
Owner:CHINA MOBILEHANGZHOUINFORMATION TECH CO LTD +1

Sampling pipe connecting device for coal-mine gas extraction

The invention discloses a sampling pipe connecting device for coal-mine gas extraction, and through the coordination of a pressing block and expansion pieces, gaps between a main rod body and a drilling hole wall are sealed. The sealing effect of the gaps between the drilling hole wall and the main rod body can be enhanced effectively, so that no leakage occurs when the gas is extracted, and the extraction effect of gas can be enhanced effectively. The sampling pipe connecting device for the coal-mine gas extraction is characterized in that a limiting ring sleeve is arranged on one end of themain rod body in a sleeving mode, one side of the limiting ring sleeve is provided with a rubber blanket, the outer side of the main rod body is provided with multiple anti-skid latches, the sectionsof the anti-skid latches are right triangles, and the anti-skid latches are made of stainless steel; and one ends of multiple expansion pieces are separately hinged to the other end of the main rod body, the multiple expansion pieces form an annulus, the expansion pieces are made of the stainless steel, the outer sides of the expansion pieces are curved surfaces, and the outer side surface of theexpansion pieces are provided with a no-slip mat.
Owner:朱元彬

A power cable connector

The invention discloses a connector device which can connect slave-master connecting devices through a single-hand suspended operation so as to connect a cable when high-altitude work is performed. The power cable connecting joint is characterized in that one side of a connecting plate is arranged at one end of a main connecting sleeve, the inner wall of the main connecting sleeve is provided witha plurality of conical bulges, the main connecting sleeve is made of copper, the internal part of the connecting plate is provided with a strip-shaped slot, one side of a supporting plate is arrangedat the other side of the connecting plate, the supporting plate is provided with two through holes which are close to the other side of the supporting plate, one side of a limiting plate is arrangedat the other side of the connecting plate, the limiting plate is located above the supporting plate, the limiting plate is provided with two through holes which respectively correspond to the two through holes in the supporting plate, the limiting plate is provided with a square groove, a pressing plate is arranged in the square groove and is hinged with the limiting plate, a limiting bulge is arranged on the pressing plate and faces towards the supporting plate, the limiting bulge is hemispherical, and two clamping plates are located between the limiting plate and the supporting plate and arerespectively located at two sides of the pressing plate.
Owner:广东庆丰电缆集团有限公司

Power cable connecting joint

The invention discloses a connector device which can connect slave-master connecting devices through a single-hand suspended operation so as to connect a cable when high-altitude work is performed. The power cable connecting joint is characterized in that one side of a connecting plate is arranged at one end of a main connecting sleeve, the inner wall of the main connecting sleeve is provided witha plurality of conical bulges, the main connecting sleeve is made of copper, the internal part of the connecting plate is provided with a strip-shaped slot, one side of a supporting plate is arrangedat the other side of the connecting plate, the supporting plate is provided with two through holes which are close to the other side of the supporting plate, one side of a limiting plate is arrangedat the other side of the connecting plate, the limiting plate is located above the supporting plate, the limiting plate is provided with two through holes which respectively correspond to the two through holes in the supporting plate, the limiting plate is provided with a square groove, a pressing plate is arranged in the square groove and is hinged with the limiting plate, a limiting bulge is arranged on the pressing plate and faces towards the supporting plate, the limiting bulge is hemispherical, and two clamping plates are located between the limiting plate and the supporting plate and arerespectively located at two sides of the pressing plate.
Owner:广东庆丰电缆集团有限公司

Transverse and longitudinal distance and angle adjustable universal oil tube apparatus of oiling machine

The invention relates to a universal oil inlet pipe device capable of adjusting the transverse distance, the longitudinal distance, the transverse angle and the longitudinal angle for an oiling machine. The universal oil inlet pipe device for the oiling machine comprises nozzles (1), pipe bodies (5), a lock nut (4) and a pipe holder (7), wherein both the number of the nozzles (1) and the number of the pipe bodies (5) are two, with one on the upper part and one on the lower part; one ends of the nozzles are provided with external threads (1.1), and the other ends of the nozzles are provided with light pipes; one ends of the pipe bodies are provided with external threads (5.1); the light pipe ends of the nozzles (1) are inserted into the external thread (5.1) ends of the pipe bodies (5); the end parts at the other ends of the upper pipe body and the lower pipe body (5) are closed, and oil conveying openings (5.1) are arranged aside the pipe bodies; the oil conveying openings (5.1) of the upper pipe body and the lower pipe body (5) are closed by the pipe holder (7) which is longitudinally connected and fixed with the pipe bodies (5) through stay bolts (9); and the lower nozzle, the lower pipe body, the oil conveying opening aside the lower pipe body, a cavity in the pipe holder, the oil conveying opening aside the upper pipe body, the upper pipe body and the upper nozzle form a hermetical oil conveying channel (13) from the bottom to the top, When pipes are arranged on a service station, the universal oil inlet pipe device can simultaneously realize the adjustment of the longitudinal distance, the transverse distance, the longitudinal angle and the transverse angle so as to realize the aim of connecting rigid pipes.
Owner:JIANGYIN FUREN HIGH TECH

Connector fast connected with fire hose and assembly of connector

InactiveCN106195490AQuick connection operationSimple and convenient connection operationFire rescueHose connectionsFirefightingEngineering
The invention relates to a connector fast connected with a fire hose. The connector comprises a firefighting connector liner seat, an outer seal ring seat, a first locking sleeve and a second locking sleeve. The first locking sleeve is connected with the firefighting connector liner seat. The firefighting connector liner seat is detachably connected with the outer seal ring seat. The second locking sleeve is connected with the outer seal ring seat. According to the connector fast connected with the fire hose, the structure is simple, operation is convenient, and connection operation of the firefighting connector and the fire hose can be conducted fast and simply through a simple tool in any place.
Owner:泰州市三江消防器材有限公司

Device and method for resisting steel arch settlement of weak surrounding rock tunnel

The invention provides a device and a method for resisting steel arch settlement of a weak surrounding rock tunnel. The device at least comprises a plurality of resin anchor rods and a plurality of small guide pipe grouting type anti-sliding anchor rods; a plurality of steel base plates are arranged at the top end of a steel arch in the arch direction, each steel base plate is connected with the first ends of the multiple resin anchor rods, the second ends of the resin anchor rods are used for being inserted into the side wall of the tunnel, and the axes of all the resin anchor rods point to the circle center position of the steel arch; at least two triangular steel base plates are arranged on each of the two sides of the steel arch, and a plurality of connecting holes are formed in each triangular steel base plate; and the small guide pipe grouting type anti-sliding anchor rods are arranged in the tangential direction of the steel arch, one of the ends of the small guide pipe grouting type anti-sliding anchor rods is inserted into the corresponding connecting hole to be connected with the corresponding triangular steel base plate, and the other one of the ends of the small guide pipe grouting type anti-sliding anchor rods is used for being inserted into the side wall of the tunnel. According to the device and the method, the arch top and the arch foot of the steel arch of the tunnel are fixed through the anchor rods in different manners, the work amount is saved to the maximum degree, and the safety coefficient of the tunnel is increased.
Owner:SHANDONG UNIV

Waterproof coiled material spreading frame

The invention discloses a waterproof coiled material spreading frame. The waterproof coiled material spreading frame comprises a frame, clamping heads, a rolling shaft and cutting blades; one end of the frame is of an open structure; the other end of the frame is a handle; branches are arranged at the middle parts of the two sides of the frame; a pair of elbows bent inwards are arranged at ports of the branches and an opening; bearing boxes are arranged at the end parts of the elbows; the clamping heads are mounted in the bearing boxes at the two elbows of the opening; the rolling shaft is mounted between the bearing boxes at the end parts of the two elbows on the branches; and cutting blades are connected to the middle lower positions of the two sides of the frame through bolts. Accordingto the waterproof coiled material spreading frame, a problem that an existing coiled material is heavy and can only be conveyed by using two persons, the coiled material can only be laid by rolling the coiled material during laying so that the working efficiency is also low when an enormous amount of physical energy of a worker is consumed, the coiled material is very easy to be obliquely laid during laying the coiled material by laying, or folds are caused to affect the laying efficiency is solved.
Owner:德清微晶防水材料有限公司

Insulation structure and insulation method for connection point of heating plate pole piece and wires

PendingCN113133141AGood insulation and sealingImprove waterproof and dustproof levelHeater elementsMaterials scienceWelding joint
The invention discloses an insulation structure and an insulation method for a connection point of a heating plate pole piece and wires. The insulation structure comprises the heating plate pole piece and two wires, and further comprises two current-carrying plates and a low-pressure injection molding packaging plate, the end part of the wire is welded and fixed with the upper end surface of the corresponding current-carrying plate through a welding point, the current-carrying plate is tightly attached to the upper surface of the heating plate pole piece, a plurality of heating sheet through holes are dispersedly formed in the heating plate pole piece around the current-carrying plate, and the upper surface of the current-carrying plate, the upper surface of the heating plate pole piece and the lower surface of the heating plate pole piece are coated with the low-pressure injection molding packaging plate. The insulation structure provided by the invention has excellent insulation sealing performance, high waterproof and dustproof grade and good flame-retardant effect; the drawing force between the wire and the pole piece of the heating plate is improved; the performance of the product prepared by the method is far better than that of a product insulated by a dispensing or potting process; and the method can obviously improve the production efficiency and reduce the production cost.
Owner:赛柯赛斯新能源科技(苏州)有限公司

A power cord terminal

The invention discloses a connection terminal of a power wire, which connects the power supply line through a connection block of a trapezoidal structure and obliquely fastens the power supply wire through fastening screws. Characterized in that it comprises a connecting block and a metal sheet, the connecting block is clamped on the metal sheet through clamping grooves at both ends, and the bottom is bonded to the metal sheet, the connecting block and the metal sheet are made of copper, the connecting block has an inverted trapezoidal cross section, the included angle of the waist on both sides of the trapezoid is less than 90 DEG, end faces of the connecting block at two ends are respectively provided with clamping grooves, the clamping groove are parallel to the top surface of the connecting block, a limiting clamping slot is arranged on the top surface of the connecting block and penetrates the two end faces of the connecting block, and the limiting clamping groove divides the topsurface of the connecting block into two regions, thereby reducing the overall occupied space of the connecting terminal, improving the compactness of the structure, and matching the length of the reserved wire head by adjusting the position of the connecting block, so that the connecting operation is more convenient.
Owner:慈溪市万捷电子有限公司

Sewing equipment with synchronous screen projection demonstration function

The invention discloses sewing equipment with a synchronous screen projection demonstration function. The sewing equipment comprises a sewing placement table, a pedal, a power conversion box, a sewingmachine, a micro shooting mechanism, a projection mechanism and a height adjusting mechanism, wherein the sewing placement table is arranged above the pedal plate, the power conversion box is arranged above the pedal plate, the pedal plate is in transmission connection with the sewing machine through the power conversion box, and the power conversion box is installed below the sewing machine andconnected with the sewing machine in a transmission mode; the micro shooting mechanism is movably arranged on the sewing placement table, and the projection mechanism is connected with the sewing placement table through the height adjusting mechanism; the sewing equipment further comprises a wireless communication device and a control circuit, the wireless communication device is electrically connected with the control circuit, and the miniature shooting mechanism is electrically connected with the projection mechanism through the wireless communication device. The problems that existing sewing equipment is low in intelligent degree, does not have a screen projection demonstration function and accordingly does not have a good teaching effect are solved.
Owner:IANGSU COLLEGE OF ENG & TECH

Anti-theft device for power transmission line iron tower

The invention relates to the technical field of power transmission line iron tower nuts, in particular to an anti-theft device for a power transmission line iron tower. The anti-theft device comprises a galvanized inner nut, a galvanized outer ring, mounting rods, operating rods, fixing blocks, a first alignment strip and a second alignment strip, an outer ring groove is formed in the outer side of the middle part of the galvanized inner nut, the galvanized outer ring comprises an annular block and an outer ring block, the outer side of the annular block and the inner side of the middle of the outer annular block are fixed together, and the annular block is arranged on the inner side of the outer ring groove in a sleeving manner. According to the anti-theft device for the power transmission line iron tower, the galvanized inner nut, the galvanized outer ring, the mounting rods and the operating rods are arranged, the fixing blocks are connected with the galvanized outer ring, the mounting rods and the galvanized inner nut, then the galvanized outer ring is rotated, the galvanized inner nut can be rotated, the purpose of connecting the galvanized inner nut and a bolt is achieved, and therefore the galvanized inner nut can be mounted on the bolt without a mounting tool, non-staff are prevented from rotating the galvanized inner nut and stealing the galvanized inner nut from the bolt, the structure is simple, and use is convenient.
Owner:国网新疆电力有限公司博尔塔拉供电公司 +1

Riveting technology applicable to track bracket

The invention discloses a riveting technology applicable to a track bracket. Firstly, the track bracket is fixed to a riveting machine; then a rivet is heated and is subjected to plastic deformation; the rivet is arranged at the to-be-riveted position of the track bracket, and the central axis of the rivet is maintained to be consistent with the central axis of a spindle of the riveting machine; the riveting machine starts to work and exerts external force on the rivet, to obtain a riveting joint; and finally, the formed riveting joint is laminated. According to the invention, the rivet and the track bracket are riveted into a whole by adopting the hot riveting technology, the needed force in hot riveting is smaller, therefore the residual stress at the riveting position is smaller, the deformation generated is smaller, the junction surface of the rivet and the track bracket is increased after hot riveting, thus the thrust surface is increased, the stability of a track is improved, as the hot riveting technology is adopted, the joint of the rivet and the track is smoother, and a T-shaped bolt can move more flexibly in the track.
Owner:镇江安华电气集团有限公司

Facing wallboard keel mounting system

The invention relates to the technical field of engineering construction, in particular to a veneer wallboard keel installation system which comprises a structure base layer and a wallboard layer, the wallboard layer sequentially comprises a keel plate, a wood base plate and a veneer from inside to outside, and the inner side face of the keel plate is connected with the outer side face of the structure base layer through a direction adjusting mechanism. The outer side face of the keel plate is connected with the inner side face of the wood base plate, the outer side face of the wood base plate is connected with the inner side face of the veneer, the keel plate can be rotated or moved relative to the structure base layer through the direction adjusting mechanism, and the flatness and perpendicularity of the keel plate are adjusted. The problems that a plastering layer needs to be arranged on a structural base layer conventionally, the precision of the plastering layer is difficult to meet the requirements for flatness and perpendicularity, the leveling difficulty of a wallboard installed on the outer side of the plastering layer is large, the construction period is long, and the construction cost is increased due to the arrangement of the plastering layer are solved.
Owner:CHENGDU SIXTH CONSTR ENG

A connection structure of laser reflector mounting seat

The invention discloses a connection structure of a laser reflector mounting seat, which comprises a launching device, a mounting seat and a connecting screw; one end of the launching device is provided with an accommodation chamber; the upper and lower ends of the outer side of the accommodation chamber are vertically provided One rotating part; the two rotating parts are arranged opposite to each other, and the relative inner sides of the two rotating parts are respectively provided with arc-shaped threaded areas, and the relative outer sides are movable and rotatably connected to the upper and lower ends of the outer side of the accommodating cavity; the upper and lower two arcs The shaped threaded areas match each other to form an internal thread channel; one end of the mounting seat is provided with an internal thread hole, and the other end is provided with a mounting groove, and the mounting seat is installed in the receiving chamber at one end of the launching device; the connecting screw passes through the threaded The internal thread channel formed by the two arc-shaped threaded areas is sequentially connected with the internal thread hole at one end of the mounting seat. The installation process of the invention is quick and easy, and the structure is stable.
Owner:JIANGSU ZHUOYUAN LASER TECH

Photovoltaic connector device

The invention relates to the technical field of connectors, specifically to a photovoltaic connector device, including a male plug and a female plug connected with the male plug in an inserted manner.The male plug is composed of a first connection seat, a plug connected to the side wall of one end of the first connection seat and a first cable running through the first connection seat and the plug. A first conductor piece is connected to one side, located in the plug, of the first cable. The female plug is composed of a second connection seat with an open structure on the side wall of one end, a threaded sleeve connected to the inner side wall of the second connection seat, a fastening sleeve sleeving the threaded sleeve through threads, and a second cable running through the second connection seat and the threaded sleeve. A second conductor piece is connected to one end, located in the threaded sleeve, of the second cable. The second connection seat is equipped with a device for clamping the plug tightly. The photovoltaic connector device not only has the characteristics of strong connection, good sealing performance, safe and reliable properties, but also has outstanding substantive characteristics and makes remarkable progress.
Owner:河南省鼎润科技实业有限公司

A photovoltaic connector device

The invention relates to the technical field of connectors, specifically to a photovoltaic connector device, including a male plug and a female plug connected with the male plug in an inserted manner.The male plug is composed of a first connection seat, a plug connected to the side wall of one end of the first connection seat and a first cable running through the first connection seat and the plug. A first conductor piece is connected to one side, located in the plug, of the first cable. The female plug is composed of a second connection seat with an open structure on the side wall of one end, a threaded sleeve connected to the inner side wall of the second connection seat, a fastening sleeve sleeving the threaded sleeve through threads, and a second cable running through the second connection seat and the threaded sleeve. A second conductor piece is connected to one end, located in the threaded sleeve, of the second cable. The second connection seat is equipped with a device for clamping the plug tightly. The photovoltaic connector device not only has the characteristics of strong connection, good sealing performance, safe and reliable properties, but also has outstanding substantive characteristics and makes remarkable progress.
Owner:河南省鼎润科技实业有限公司

Multi-mode heat sink electrical component

The invention belongs to the technical field of electrical elements, and particularly relates to a multi-mode heat sink electrical component, which comprises a circuit board, a three-terminal voltagestabilization block and a mounting plate, and is characterized in that a limiting device is arranged on the circuit board and comprises an elastic sheet, sliding grooves are formed in the center linesof one surface of the mounting plate leftwards and rightwards, fixing devices are arranged in the sliding grooves, the fixing device comprises a first limiting block and a second limiting block, a clamping locking device is arranged on one surface of the mounting plate, and the clamping locking device comprises a fixing shaft. According to the multi-mode heat sink electrical component, a leading-out terminal of the three-terminal voltage stabilization block is in close contact with one surface of the circuit board, the two limiting plates are matched with each other and are in close contact with and fixed to the two sides of the leading-out terminal of the three-terminal voltage stabilization block, the part, making contact with the circuit board, of the multi-mode heat sink electrical component is prevented from deviating in the using process, one end of a clamping rod coincides with a clamping slot and is clamped, the three-end voltage stabilization block and the mounting plate arescrewed and fixed through a threaded rod and a threaded hole, and the three-terminal voltage stabilization block can be disassembled from the circuit board by disassembling the threaded rod.
Owner:南京鹿达电器有限公司

Transverse and longitudinal distance and angle adjustable universal oil tube apparatus of oiling machine

The invention relates to a universal oil inlet pipe device capable of adjusting the transverse distance, the longitudinal distance, the transverse angle and the longitudinal angle for an oiling machine. The universal oil inlet pipe device for the oiling machine comprises nozzles (1), pipe bodies (5), a lock nut (4) and a pipe holder (7), wherein both the number of the nozzles (1) and the number of the pipe bodies (5) are two, with one on the upper part and one on the lower part; one ends of the nozzles are provided with external threads (1.1), and the other ends of the nozzles are provided with light pipes; one ends of the pipe bodies are provided with external threads (5.1); the light pipe ends of the nozzles (1) are inserted into the external thread (5.1) ends of the pipe bodies (5); the end parts at the other ends of the upper pipe body and the lower pipe body (5) are closed, and oil conveying openings (5.1) are arranged aside the pipe bodies; the oil conveying openings (5.1) of the upper pipe body and the lower pipe body (5) are closed by the pipe holder (7) which is longitudinally connected and fixed with the pipe bodies (5) through stay bolts (9); and the lower nozzle, the lower pipe body, the oil conveying opening aside the lower pipe body, a cavity in the pipe holder, the oil conveying opening aside the upper pipe body, the upper pipe body and the upper nozzle form a hermetical oil conveying channel (13) from the bottom to the top, When pipes are arranged on a service station, the universal oil inlet pipe device can simultaneously realize the adjustment of the longitudinal distance, the transverse distance, the longitudinal angle and the transverse angle so as to realize the aim of connecting rigid pipes.
Owner:JIANGYIN FUREN HIGH TECH

Non-woven fabric mask and mask production process

The invention relates to a non-woven fabric mask and a mask production process, and relates to the field of mask production. The mask production process comprises the steps that multiple layers of non-woven fabric enter a fabric pre-folding mechanism after being leveled, and meanwhile a nose bridge strip cutting mechanism cuts nose bridge strips conveyed by a nose bridge strip feeding mechanism; and the nose bridge strip is cut and wrapped in the non-woven fabric, a replacement bag conveying device conveys a replacement bag to the position over a replacement bag spot welding device, meanwhile, the replacement bag spot welding device conducts spot welding on the replacement bag to the surface layer of a mask body, finally, and ear belts are welded to the two sides of the mask to complete overall manufacturing of the mask. According to the invention, the replacement bag is convenient to take and use in emergency, has the effect of providing certain guarantee for the emergency demand of the user, and is convenient and rapid.
Owner:湖北三智医疗科技有限公司

A segmented filter plate connector for petroleum transportation pipes

The invention relates to a segmented filter plate connector for a petroleum transportation pipe and discloses a connector device for adjusting the distance between two filter plates through a screw-thread fit relation and simultaneously mounting and dismounting all filter plates. The segmented filter plate connector is characterized in that a main body frame is integrally of a round shape, a pressure plate is located in the main body frame and is of an annular plate structure, is externally provided with threads and is in screw-thread fit with the main body frame; a filter plate cavity is formed between the pressure plate and the bottom of the main body frame, the main body frame is sleeved with a fixed ring, two mounting slots are formed in the fixed ring and are U-shaped, rubber pads arearranged in the mounting slots, two clamp plates are respectively clamped to the fixed ring and respectively correspond to the two mounting slots, the sections of the clamp plates are U-shaped, and the clamp plates are integrally of an arc structure; and two U-shaped slots are symmetrically formed in the middles of the inner sides of the clamp plates, and clamp strips are respectively arranged onthe upper and lower sides of the clamp plates and are oppositely placed.
Owner:徐州新南湖科技有限公司

Communication cable connection device

The invention relates to a communication cable connection device and discloses a connection device for correspondingly connecting respective insulated wires in two connected communication cables. Thecommunication cable connection device is characterized in that a fixing cylinder is placed in the middle of the bottom end of a sleeve by a fixing bearing; a sealing sleeve is placed at the bottom ofthe fixing cylinder and is communicated with the fixing cylinder; a fixing ring is placed on the top of the fixing cylinder and is placed in the sleeve; a plurality of limit slots are formed at equalintervals in the fixing ring; a plurality of connecting plates are placed at equal intervals to the outer side of the fixing ring and correspond to the plurality of limit slots respectively; the connecting plates are located in the sleeve and are provided with through holes therein; a plurality of mounting holes are formed in each connecting plate; a fixing plate is placed on each connecting platethrough a plurality of fixing rods; the plurality of fixing rods correspond to the plurality of mounting holes in each corresponding connecting plate respectively; two limiting blocks are respectively placed on each fixing plate and are placed opposite to each other, and two opposite faces on the two limiting blocks form an arc-shaped surface; and the arc-shaped surfaces have a plurality of grooves therein.
Owner:安徽恒源煤电股份有限公司

A kind of anti-rust and dead structure of metal joints of domestic water pipes

The invention discloses a rusting-preventing structure for a household water pipe metal joint. The rusting-preventing structure comprises a water inlet pipe, and a liquid inlet hopper is arranged at the top of a liquid storage tank. A connecting shaft is arranged between the liquid inlet hopper and an upper cover, and a pressing air bag is arranged at one end of a containing box. A filtering plateis arranged inside the containing box, and the outer surface of a sleeve is provided with a corrosion-preventing coating. An internal thread is arranged on the inner wall of the sleeve, and the outersurfaces of a first connecting pipe and a second connecting pipe are provided with external threads correspondingly. According to the rusting-preventing structure, the first connecting pipe and the second connecting pipe can be connected in the sleeve, sealing rings are arranged on the positions, close to the sleeve, of one ends of the first connecting pipe and the second connecting pipe correspondingly, thus by manually pressing the pressing air bag, a rust remover can be extruded into the sleeve through the pressure, the rust remover is extruded to the outer surfaces of the first connectingpipe and the second connecting pipe advantageously, the problem that corrosion rusting caused by surrounding media on the first connecting pipe and the second connecting pipe is effectively solved, and the service life of pipelines is prolonged.
Owner:嘉兴芸诗娇电子商务有限公司

Segmented filter plate connector for petroleum transportation pipe

The invention relates to a segmented filter plate connector for a petroleum transportation pipe and discloses a connector device for adjusting the distance between two filter plates through a screw-thread fit relation and simultaneously mounting and dismounting all filter plates. The segmented filter plate connector is characterized in that a main body frame is integrally of a round shape, a pressure plate is located in the main body frame and is of an annular plate structure, is externally provided with threads and is in screw-thread fit with the main body frame; a filter plate cavity is formed between the pressure plate and the bottom of the main body frame, the main body frame is sleeved with a fixed ring, two mounting slots are formed in the fixed ring and are U-shaped, rubber pads arearranged in the mounting slots, two clamp plates are respectively clamped to the fixed ring and respectively correspond to the two mounting slots, the sections of the clamp plates are U-shaped, and the clamp plates are integrally of an arc structure; and two U-shaped slots are symmetrically formed in the middles of the inner sides of the clamp plates, and clamp strips are respectively arranged onthe upper and lower sides of the clamp plates and are oppositely placed.
Owner:徐州新南湖科技有限公司

Hot riveting technique in use for piston rod

A thermal riveting technology for piston rod includes such steps as cutting the piston rod short by required length, enlarging its hole, reducing the diameter of its head part, heating its another end and the piston with an internal cavity, inserting the rod body in piston, punching for squeezing its excessive metal into said internal cavity of piston, and cooling.
Owner:JIANGSU BRIGHT STAR SHOCK ABSORBER

A power line connecting terminal

The invention discloses a connection terminal of a power wire, which connects the power supply line through a connection block of a trapezoidal structure and obliquely fastens the power supply wire through fastening screws. Characterized in that it comprises a connecting block and a metal sheet, the connecting block is clamped on the metal sheet through clamping grooves at both ends, and the bottom is bonded to the metal sheet, the connecting block and the metal sheet are made of copper, the connecting block has an inverted trapezoidal cross section, the included angle of the waist on both sides of the trapezoid is less than 90 DEG, end faces of the connecting block at two ends are respectively provided with clamping grooves, the clamping groove are parallel to the top surface of the connecting block, a limiting clamping slot is arranged on the top surface of the connecting block and penetrates the two end faces of the connecting block, and the limiting clamping groove divides the topsurface of the connecting block into two regions, thereby reducing the overall occupied space of the connecting terminal, improving the compactness of the structure, and matching the length of the reserved wire head by adjusting the position of the connecting block, so that the connecting operation is more convenient.
Owner:慈溪市万捷电子有限公司

A communication cable wiring device

The invention relates to a communication cable connection device and discloses a connection device for correspondingly connecting respective insulated wires in two connected communication cables. Thecommunication cable connection device is characterized in that a fixing cylinder is placed in the middle of the bottom end of a sleeve by a fixing bearing; a sealing sleeve is placed at the bottom ofthe fixing cylinder and is communicated with the fixing cylinder; a fixing ring is placed on the top of the fixing cylinder and is placed in the sleeve; a plurality of limit slots are formed at equalintervals in the fixing ring; a plurality of connecting plates are placed at equal intervals to the outer side of the fixing ring and correspond to the plurality of limit slots respectively; the connecting plates are located in the sleeve and are provided with through holes therein; a plurality of mounting holes are formed in each connecting plate; a fixing plate is placed on each connecting platethrough a plurality of fixing rods; the plurality of fixing rods correspond to the plurality of mounting holes in each corresponding connecting plate respectively; two limiting blocks are respectively placed on each fixing plate and are placed opposite to each other, and two opposite faces on the two limiting blocks form an arc-shaped surface; and the arc-shaped surfaces have a plurality of grooves therein.
Owner:安徽恒源煤电股份有限公司
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