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45results about How to "Easy to use manually" patented technology

Multifunctional robot

The invention discloses a multifunctional robot comprising a base. Two L-shaped fixing plates are fixedly connected to the upper surface of the base, and the lower ends of horizontal parts of the twoL-shaped fixing plates are fixedly connected with an identical supporting plate through a first damping spring. The lower end of the supporting plate is connected with a shock-absorbing plate througha shock-absorbing mechanism. The shock-absorbing mechanism includes two shock-absorbing rods hinged to the supporting plate. The two shock-absorbing rods are arranged in a reversed V shape, and a return spring is fixedly connected between the two shock-absorbing rods. The lower end of the shock-absorbing plate is fixedly connected with the upper end of the base through a plurality of second shock-absorbing springs. The upper end of the supporting plate is fixedly connected with a functional box, and the functional box is internally divided by two partition plates into a heating chamber, an airpurification chamber and a dedusting chamber which are arranged from top to bottom. The multifunctional robot is simple and reasonable in structure design and convenient to operate, the whole devicehas good shock absorption effects and various functions, and the use in people's life is facilitated.
Owner:海南昊联建材有限公司

Method for processing soft-surface noodles and noodle processing machine

InactiveCN101828672ASolve the problem of broken phenomenonGuaranteed tasteDough shapingFood preparationFlavorEngineering
The invention discloses a method for processing soft-surface noodles and a noodle processing machine. The method comprises the following steps of: mixing flour and water in a certain ratio of weight part to make soft dough; controlling the rolling ratio of the dough; performing a plurality of processes of the noodle processing machine to press the dough into face skin; and finally, cutting and curing the face skin to obtain finished products. Due to the adoption of the noodle processing machine, based on ensuring the flavor of conventional manually-made noodles industrialized and standardizedproduction is formed by replacing conventional manual making of the soft-surface noodles by mechanical production, so the labor intensity is reduced, the productivity effect is improved, and the original flavor of manually-made noodles is preserved.
Owner:杨明德

LL type oil seal puller

The invention discloses an LL type oil seal puller. The LL type oil seal puller comprises a supporting base with a U-shaped groove in the bottom, the upper end of the supporting base is provided with a through hole, a pull-out rod penetrates the through hole to be put in the U-shaped groove, and a hollow annular connection block sleeves the middle of the pull-out rod and is in threaded fit with the through hole. The outer wall of the pull-out rod is further provided with an external thread which is matched with a thread of an upper section of an inner wall of the connection block, a clamping connection plate is mounted at the tail end of the pull-out rod, and the outer diameter of the clamping connection plate is larger than that of the pull-out rod. The LL type oil seal puller further comprises a nut in threaded fit with the connection block. The LL type oil seal puller is integrally small in structure, detachable connection of all parts can be realized to make it convenient for manual use, the pull-out rod is adjustable in position aiming at different models of bearings, and the pull-out rod is capable of accurately penetrating a withdrawal groove to contact with the inner wall of an oil seal even if a gap between an oil seal side wall of each bearing and the bottom of the U-shaped groove varies, so that applicability of the LL type oil seal puller is improved.
Owner:CHENGDU KESHENG PETROLEUM TECH

Cross-shaped blood collection tube feeding device and blood collection tube feeding method

The invention relates to the field of medical instruments, in particular to a cross-shaped blood collection tube feeding device and a blood collection tube feeding method. The cross-shaped blood collection tube feeding device provided by the invention comprises a driving device, guide rails, a pushing device, a feed box I, a feed box II, a feed box III and a feed box IV. The working end of a cylinder is connected with one end of a telescopic rod. The other end of the telescopic rod is perpendicularly connected with the lower end face of a supporting rod. The two ends of a supporting block I inthe direction perpendicular to a connecting rod are provided with sliding blocks I. The cross-shaped blood collection tube feeding device is simple in structure, convenient to dismantle and install and capable of feeding blood collection tubes in four directions simultaneously through one driving device, improves the feeding efficiency and facilitates manual taking and using in a single blood collection tube feeding mode.
Owner:苏州翌恒生物科技有限公司

Pulling-out tool used for annular oil seal

The invention discloses a pulling-out tool used for an annular oil seal. The pulling-out tool comprises a supporting base which is provided with a U-shaped groove on the bottom, the upper end of the supporting base is provided with a hole and a backspace hole, a pulling-out rod passes through the hole and is arranged in the U-shaped groove, and the middle part of the pulling-out rod is sleeved with a connecting cylinder. The outer wall of the pulling-out rod is also provided with external threads, and the external threads are cooperated with the threads on the upper section of the inner wall of the connecting cylinder. The tail end of the pulling-out rod is rotatably provided with a clamping disk. The outer periphery of the clamping disk is symmetrically provided with two arc pits along the center of the disk. The outer diameter of the clamping disk is larger than the outer diameter of the pulling-out rod. A nut is cooperated with the connecting cylinder by threads. The diameter of the backspace hole is larger than the outer diameter of the connecting cylinder. The connecting cylinder slides along the inner wall of the backspace hole, until the connecting cylinder is completely moved out of the U-shaped groove. The pulling-out tool can realize detachable connection among components. Aimed at bearings in different types and models, the pulling-out rod can still accurately pass through a withdrawal groove and contact with the inner wall of an oil seal, so as to improve applicability of the pulling-out tool.
Owner:重庆健旺科技有限公司

Knowledge graph construction method and system for reconnaissance and site selection of transformer substation

The invention discloses a knowledge graph construction method and system for substation survey and site selection, and the method comprises the steps: 1) carrying out the knowledge entity extraction of obtained knowledge related to the substation survey and site selection according to a predetermined term source, and obtaining a site selection knowledge ontology set, an attribute set and a relation set; 2) on the basis of the obtained site selection knowledge ontology set and relationship set, constructing an ontology layer knowledge graph for storing project decision knowledge and project management knowledge; 3) on the basis of the ontology layer knowledge graph, combining the attribute set to construct an instance layer knowledge graph for storing project case knowledge and expert experience knowledge; and 4) based on the ontology layer knowledge graph, the instance layer knowledge graph and the connection relationship between the ontology layer knowledge graph and the instance layer knowledge graph, constructing a project management and site selection decision knowledge system of the substation survey site selection for industry engineers to perform knowledge retrieval learning and auxiliary decision making. The method can be widely applied to the field of substation reconnaissance site selection.
Owner:STATE GRID CORP OF CHINA +3

Contoured soft tissue therapy tool

InactiveUS20200337939A1Precise massage workProviding resistanceChiropractic devicesRoller massageCompressible materialMechanical engineering
The present disclosure is directed to a soft tissue massage device that includes a compliant cylindrical core or cylinder formed of compressible material, the cylinder having an external surface with at least one pair of bulbous protrusions or orbicular sections that cooperate to form a symmetrical central valley having sloped sides. A second pair of bulbous protrusions or orbicular sections is formed on the core that cooperate with the first pair of bulbous protrusions or orbicular sections to form first and second valleys that are asymmetrical. Smaller knobs are formed, preferably over the entire surface of the core, including the first and second pairs of bulbous protrusions or orbicular sections. An axle with hand grips may be utilized to achieve different effects.
Owner:MAVERICK SPORTS MEDICINE

Portable test circuit board fixing clamp

The invention relates to a portable test circuit board fixing clamp, belonging to the clamp technical field, and comprises a base plate; the base plate is transversely provided with a plurality of transverse T-shaped sliding chutes; corresponding with the transverse T-shaped sliding chutes, a plurality of longitudinal T-shaped sliding chutes are longitudinally arranged on the base plate; the base plate at two ends of the longitudinal T-shaped sliding chutes is transversely provided with reserve T-shaped sliding chutes; the reserve T-shaped sliding chutes are internally provided with mobile clamping mechanisms; the mobile clamping mechanisms comprise T-shaped sliding blocks in sliding cooperation with the reserve T-shaped sliding chutes, wherein the tops of the T-shaped sliding blocks are fixedly provided with clamping base plates; the tops of the clamping base plates are downward provided with adjusting female thread apertures; the adjusting female thread apertures are provided with adjusting screws in threaded cooperation with the adjusting female thread apertures; the adjusting screws penetrate clamping plates; the right sidewall of the base plate is provided with a standing groove. The portable test circuit board fixing clamp has the characteristics of simple structure, convenient operation, and low use cost, is easy and convenient to carry, and can save time and labor, and clamp test circuit boards of different specifications.
Owner:重庆市荣昌区华翼机械制造有限公司

An electric pipe laying device

The invention discloses an electric pipeline laying device. The electric pipeline laying device structurally comprises a pipeline laying structure, a control box, a plurality of control keys, a hand pull part, a first bearing long rod, a second supporting rod, a first supporting rod, rotating wheels, a crawler, a pipeline laying head, a second bearing long rod, hinging wheels, a hinging shaft anda cover plate. The rear end face of the control box is connected with the front end face of the pipeline laying structure; the control keys are arranged on the control box and mutually parallel; the hand pull part is arranged on the cover plate, and the left end of the cover plate is connected with the hinging shaft; the right end of the hinging shaft is connected with the upper end face of the pipeline laying structure; and the front end face and the rear end face of the pipeline laying structure are matched with the first bearing long rod and the second bearing long rod through the hinging wheels. According to the pipeline laying structure, pipelines are laid and recycled through the electric pipeline laying device, and thus mechanization is achieved; and the pipelines are laid and recycled, thus manual use is convenient, and the time required for working is greatly shortened, so that the pipeline laying and recycling efficiency is greatly improved accordingly.
Owner:浙江黎盛新材料科技有限公司

Data visualization system based on smart city and operation method thereof

The invention discloses a data visualization system based on a smart city and an operation method thereof. The system comprises a bottom plate, a stand column is fixedly arranged in the middle of the upper end of the bottom plate, a cross rod is fixedly arranged at the upper end of the stand column, a display panel is fixedly arranged on one side of the surface of the cross rod, a display screen is fixedly arranged in the middle of the surface of the display panel, a buckle is movably arranged on the portion, on one side of the display panel, of the surface of the cross rod in a clamped mode, a camera is fixedly arranged in the middle of the lower end of the buckle, the surface of the outer side of the camera is movably sleeved with a transparent protection shell, and a transmission mechanism is arranged between the buckle and the transparent protection shell and comprises a fixing ring, clamping teeth, a mounting base, a motor and a gear. The system is good in use effect, urban information can be monitored by collecting various data, the monitoring camera can be conveniently cleaned at any time, manual use is not needed, and the system is convenient to use.
Owner:曹菁

Simple and convenient swivel chair facilitating pedaling

InactiveCN108577297AQuick and easy lifting and position fixingFixed position is not easy to adjustStoolsAdjustable chairsEngineeringLeg length
The invention discloses a simple and convenient swivel chair facilitating pedaling. The chair comprises a seat plate, a limiting ring, a lifting rod, limiting plates and foot pedals; a vertical rod isfixedly connected to the center of the bottom of the seat plate, a turntable is arranged at the junction of the seat plate and the vertical rod, the lower end of the vertical rod is located in a sleeve, and the sleeve is internally provided with a limiting groove; the limiting ring is fixedly installed at the portion, on the vertical rod, of the turntable, an elastic piece is fixed between the limiting ring and the sleeve, and sliding grooves are reserved in the sleeve; the lifting rod is fixedly connected to the lower end of the sleeve and vertically connected to the center of the top of a fixed chassis, the limiting plates are arranged in the sleeve, the inner sides of the limiting plates are laid with rubber pads, transverse plates are arranged in the sliding grooves, fixed grooves areformed in the upper end faces of the transverse plates, and the foot pedals are connected with the fixed grooves through rotating shafts. According to the simple and convenient swivel, the arrangement height of the foot pedals can be changed according to leg length of a user, and the height of the foot pedals is fixed conveniently and quickly.
Owner:安吉县创鸿家具有限公司

Use method of cover pullout mechanism

InactiveCN106808419ATo achieve disassemblyInhibit sheddingMetal-working hand toolsEngineeringScrew thread
The invention discloses a method for using a cover pulling mechanism, which includes the following steps: manually digging out the temporarily sealed withdrawal groove on the side wall of the oil seal; placing the U-shaped groove of the supporting base on the end face of the bearing, The distance from the bottom of the U-shaped groove is to move the extraction rod in the hollow connecting cylinder, so that the snap-in plate at the end of the extraction rod directly contacts the inner wall of the oil seal through the withdrawal groove; through the connection between the external thread and the inner wall of the connecting cylinder The threaded fit will fix the pull-out rod in the connecting cylinder; manually use a wrench or other pneumatic equipment to start to rotate the screw nut on the connecting cylinder, so that the connecting cylinder moves upwards after being threaded with it in the through hole until the oil seal is completely pulled out. The invention can realize the detachment and connection between various parts, and for various types of bearings, the extraction rod can still accurately contact the inner wall of the oil seal through the withdrawal groove, which improves the applicability of the invention.
Owner:重庆健旺科技有限公司

Clamping plate used in bolt lead angle forming process

ActiveCN112405038AImprove firmnessPrevent bolts from falling offWork holdersPositioning apparatusPhysicsEngineering
The invention discloses a clamping plate used in the bolt lead angle forming process. The clamping plate comprises a base. Supporting feet are fixedly mounted at the lower end of the base and fixedlymounted at the four corners of the lower end of the base. A device plate is fixedly mounted on the rear side of the upper end of the base. A first fixing plate is arranged on the front side of the device plate. An air cylinder is fixedly mounted in the first fixing plate. A supporting plate is fixedly mounted at the upper end of the air cylinder. Arc-shaped plates are fixedly mounted on the rear side of the upper end of the supporting plate in a bilateral symmetry manner. A V-shaped groove is formed between the two arc-shaped plates. A first fixing shaft is fixedly mounted in the middle of therear end of the device plate. A first connecting rod is fixedly mounted at the rear end of the first fixing shaft. A grip is fixedly mounted on the lower portion of the rear end of the first connecting rod. A first gear is fixedly mounted in the middle in the device plate, and the first gear corresponds to the first fixing shaft. When the clamping plate is used, a rectangular groove and a first supporting plate are correspondingly clamped, and the situation that the diameter of a bolt is too small, the clamping model is too large, and clamping force cannot be provided is prevented.
Owner:安徽凯瑞汽配制造有限公司

Cutting device convenient to adjust and used for stainless steel corrugated pipe and adjusting method

The invention is suitable for the technical field of stainless steel corrugated pipe machining, and provides a stainless steel corrugated pipe cutting device convenient to adjust and an adjusting method.The stainless steel corrugated pipe cutting device comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a containing box, and the top of the containing box is fixedly connected with a cutting box with the front face open. The bottom end of the cutting box extends into the containing box, a plurality of electric telescopic rods are vertically and fixedly connected to the bottom of the inner wall of the cutting box, and a transverse plate is transversely and fixedly connected to the top ends of the electric telescopic rods. According to the convenient-to-adjust cutting device for the stainless steel corrugated pipe and the adjusting method, two smashing rollers rotate to smash waste materials, the waste materials are stored in a containing box, when a clamping motor drives a bidirectional threaded rod to rotate, a connecting rod can rotate, a push plate is pushed to move through a rack plate, and therefore the waste materials can be conveniently cut. And the crushed waste materials are pushed out of the containing box through the interior of the discharging pipe, so that the waste materials are conveniently and intensively collected and recycled manually.
Owner:无锡市锡山环宇金属软管有限公司

Portable test circuit board fixture

The invention relates to a portable test circuit board fixture, which belongs to the technical field of fixtures. It includes a bottom plate, on which several transverse T-shaped guide chutes are horizontally opened, and corresponding to the transverse T-shaped guide chute, several transverse T-shaped guide chutes are longitudinally opened on the bottom plate. Longitudinal T-shaped guide chute, reserve T-shaped guide chute is horizontally opened on the bottom plate at both ends of the longitudinal T-shaped guide chute, and a mobile clamping mechanism is arranged in the reserve T-shaped guide chute, the mobile clamping mechanism includes T The T-shaped slider slides with the reserve T-shaped guide chute. The top of the T-shaped slider is fixed with a clamping bottom plate. The top of the clamping bottom plate is opened downward with an adjustment internal thread hole, and the adjustment internal thread hole is installed with a The adjusting screw threaded with it is equipped with a clamping plate on the adjusting screw, and a placement groove is arranged on the right side wall of the bottom plate. The invention has simple structure and convenient operation, can clamp test circuit boards of different specifications, is convenient and easy to carry, has low use cost, and saves time and effort.
Owner:重庆市荣昌区华翼机械制造有限公司

Pendulum type blood collection tube supply device and blood collection tube supply method

The invention relates to the field of medical instruments, in particular to a pendulum type blood collection tube supply device and a blood collection tube supply method. The pendulum type blood collection tube supply device comprises a driving device, a box body through hole, a fixing rod, gears, connecting rods, a fixing plate and bearings, wherein the first gear is arranged on the outer wall surface of the fixing rod, the first connecting rod is of a Z-shaped structure, the front end of the first connecting rod penetrates through the fixing plate to be connected to the second gear, the vertical section of the first connecting rod is parallel to the second connecting rod, and the two parallel sections of the first connecting rod are parallel to the third connecting rod. According to thependulum type blood collection tube supply device and the blood collection tube supply method, uninterrupted material supplying and pushing can be completed by using one driving device at the same time, so that the supply efficiency is improved; and a single blood collection tube supply mode is adopted, so that manual taking and use are facilitated, the height of the space is reasonably utilized,and the occupied area of blood collection tubes on the horizontal plane is decreased.
Owner:苏州翌恒生物科技有限公司

Bearing oil seal pulling-out structure

The invention discloses a bearing oil seal pulling-out structure. The bearing oil seal pulling-out structure comprises a supporting base, wherein a U-shaped groove is formed in the bottom; a through hole and a yielding hole are formed in the upper end of the supporting base; a pulling-out rod penetrates through the through hole and is arranged in the U-shaped groove; a hollow adjusting barrel sleeves the middle part of the pulling-out rod; the adjusting barrel is in contact with the inner wall of the through hole; external threads are further arranged on the outer wall of the pulling-out rod; the external threads are in thread match with the upper section of the inner wall of the adjusting barrel; a clamping disc is mounted at the tail end of the pulling-out rod; the outer diameter of the clamping disc is greater than that of the pulling-out rod; the bearing oil seal pulling-out structure further comprises a screw nut and the screw nut is in thread match with the adjusting barrel. According to the bearing oil seal pulling-out structure, all parts can be detached and connected and can be conveniently and manually used; the position of the pulling-out rod can be adjusted aiming at bearings with different types; even if the distance between an oil seal side wall of each bearing and the groove bottom of the U-shaped groove is different, the pulling-out rod can still be in accurate contact with the inner wall of an oil seal through a withdrawing groove, so that the applicability of the bearing oil seal pulling-out structure is improved.
Owner:CHENGDU KESHENG PETROLEUM TECH

Oil seal pulling-out device

The invention discloses an oil seal pulling-out device. The oil seal pulling-out device comprises a supporting base with a U-shaped groove formed in the bottom, and a through hole is formed in the upper end of the supporting base. A pulling-out rod penetrates the through hole to be arranged in the U-shaped groove, and the middle of the pulling-out rod is sleeved with a hollow annular connecting block. The connecting block is in threaded fit with the through hole, and an external thread is arranged on the outer wall of the pulling-out rod. The external thread is in threaded fit with the upper section of the inner wall of the connecting block. A clamp-connecting disc is mounted at the tail end of the pulling-out rod, and the outer diameter of the clamp-connecting disc is larger than that ofthe pulling-out rod. A nut is further included and is in threaded fit with the connecting block. The oil seal pulling-out device is small and exquisite in overall structure, detachable connection between all the components can be achieved, and manual use is convenient; the position of the pulling-out rod can be adjusted according to various bearings of different types, even though the distances between the side walls of oil seals of the bearings and the groove bottom of the U-shaped groove are different, the pulling-out rod can still accurately penetrate a withdrawing groove to be in contact with the inner walls of the oil seals, and therefore the applicability of the oil seal pulling-out device is improved.
Owner:李林

High-speed vacuum positioning centrifuge

The invention discloses a high-speed vacuum positioning centrifuge in the technical field of centrifuges. The high-speed vacuum positioning centrifuge comprises a centrifuge shell, a partition plate is transversely mounted in an inner cavity of the centrifuge shell, and one end of the partition plate is not in contact with the side wall of the centrifuge shell; the partition plate divides the inner cavity of the centrifuge shell into an upper rotor chamber and a lower motor chamber, and a centrifugal mechanism is installed in an inner cavity of the motor chamber, and a refrigerating mechanismis installed on the outer wall of the centrifuge shell, and a vacuum pipe is installed on one side of the bottom of the centrifuge shell. A vacuum environment is provided for the rotor chamber in thecentrifugal process, and on one hand, vibration caused by friction between a centrifugal rotor and air during centrifugation can be eliminated through the vacuum environment; on the other hand, noisegenerated by operation of a servo motor can be greatly reduced; and multiple circles of refrigeration pipes are wound outside the rotor chamber, the refrigeration effect is achieved, and meanwhile, due to the fact that the interior of the rotor chamber is in a vacuum state, heat can be rapidly conducted, and the moisture condensation phenomenon is effectively avoided.
Owner:苏州创新通用色谱仪器有限公司

Linkage valve

The invention discloses a linkage valve. The linkage valve comprises a hand wheel, a screw rod is arranged at the bottom of the hand wheel, a threaded connector is arranged at the bottom end of the screw rod, the top end of the threaded connector penetrates through the hand wheel and is fixedly connected with a nut arranged at the top of the hand wheel, a limiting sleeve and a locking plate are sequentially arranged on the upper portion of the screw rod, the limiting sleeve is located at the top of the locking plate, an upper shell body is arranged at the bottom of the locking plate, the uppershell body is of a cavity structure, a fixed plate I is arranged on the outer side of the bottom of the upper shell body, a screw rod sleeve is arranged at the top of the inner side of the upper shell body, a sealing gasket I is arranged between the screw rod sleeve and the locking plate, a partition plate is arranged in the middle of the inner side of the upper shell body, sealing diaphragms arearranged on the side edge of the partition plate, the partition plate is hermetically connected with the inner wall of the upper shell body through the sealing diaphragms, a buffer pad is arranged atthe bottom of the partition plate, and a sealing sliding sleeve I is arranged in the middle of the partition plate and the middle of the buffer pad. The linkage valve has the beneficial effects thatthe higher requirement on the air tightness of the linkage valve is effectively reduced, and the production cost and the use cost are reduced.
Owner:YANCHENG OURUN PETROCHEMICAL EQUIP MFG CO LTD

An aquaculture dead fish fisher

The invention relates to an aquaculture dead fish fishing device, in particular to an aquaculture dead fish fishing device. The technical problem of the invention is to provide an aquaculture dead fish fishing device capable of reducing water flow fluctuation, improving fishing efficiency and saving time. The aquaculture dead fish fishing device comprises a support tube, a first directional wheel,second directional wheels, an N-shaped tube, third directional wheels, pulling ropes, iron needles, fixing plates, first springs, fourth directional wheels, etc. The first directional wheel is connected to the left part of the rear side surface in the support tube, the two second directional wheels are connected to the rear side surface in the support tube on the lower side of the first directional wheel, and the N-shaped tube is connected to the bottom of the support tube. As a hollow handle moves to the right, the two fixing plates can be pulled together by the pulling ropes, the first spring sheets is compressed, and the two fixing plates can be pulled together to drive the iron needles to be inserted into the body of the dead fish, so that the body of the dead fish can be fixed.
Owner:宋云飞

Cover pullout mechanism

The invention discloses a pull-out mechanism, which comprises a support base with a U-shaped groove at the bottom, a through hole and an abdication hole at the upper end of the support base, a pull-out rod penetrates through the through hole and is placed in the U-shaped groove, and when pulled out The middle part of the rod is covered with a connecting cylinder, and an external thread is provided on the outer wall of the pulling rod, and the external thread is matched with the thread on the upper part of the inner wall of the connecting cylinder. There are two arc-shaped depressions arranged symmetrically along the center of the circle, and the outer diameter of the clamping plate is larger than the outer diameter of the pull-out rod; the screw nut is threadedly matched with the connecting cylinder, the diameter of the abdication hole is larger than the outer diameter of the connecting cylinder, and the connecting cylinder is abdicated along the edge The inner wall of the hole slides until the connecting cylinder is completely moved out of the U-shaped groove. The invention can realize the detachment and connection between various parts, and for various types of bearings, the extraction rod can still accurately contact the inner wall of the oil seal through the withdrawal groove, which improves the applicability of the invention.
Owner:重庆健旺科技有限公司

Drawing structure for bearing oil seals for building material lifting machine

The invention discloses a drawing structure for bearing oil seals for a building material lifting machine. The drawing structure comprises a supporting base, and further comprises a nut, wherein a U-shaped groove is formed in the bottom of the supporting base; a through hole and a receding hole are formed in the upper end of the supporting base; a pull-out rod penetrates through the through hole to be arranged in the U-shaped groove; a hollow adjusting cylinder is arranged in the middle of the pull-out rod in a sleeving mode and makes contact with the inner wall of the through hole; external threads are further arranged on the outer wall of the pull-out rod and are in threaded fit with the upper section of the inner wall of the adjusting cylinder; a clamping disc is arranged at the tail end of the pull-out rod; the outer diameter of the clamping disc is larger than the outer diameter of the pull-out rod; and the nut is in threaded fit with the adjusting cylinder. According to the drawing structure, detachable connection between all parts can be realized, manual use can be facilitated, in addition, the position of the pull-out rod can be adjusted according to different types of bearings, even if the distances between the side walls of the oil seals of the bearings and the bottom of the U-shaped groove are different, the pull-out rod can still accurately penetrate through stripping grooves to make contact with the inner walls of the oil seals, and therefore the applicability of the drawing structure can be improved.
Owner:付云杰

Explosion-proof type mechanical switching-off device for gas emergency switching off

The invention discloses an explosion-proof type mechanical switching-off device for gas emergency switching off. The explosion-proof type mechanical switching-off device for gas emergency switching off comprises an electromagnetic lock, a torsion spring clamp, a supporting plate, a hold hoop and a connection piece of the hold hoop. When a ball valve is switched on, a tapered end of the electromagnetic lock is clamped into a lock hole of a torsion spring clamp. The electromagnetic lock receives pulse electrical signals and is instantly switched on, and the tapered end retreats. The torsion spring clamp gets rid of limitation of the tapered end, under the action of a torsion spring, the torsion spring clamp drives a handle of the ball valve to rotate and switch off the ball valve. After danger is eliminated, the ball valve is manually switched on. When the handle is rotated to the switching-off position, the tapered end of the electromagnetic lock is just clamped into the lock hole of the torsion spring clamp, the torsion spring is compressed again, the torsion spring clamp and the electromagnetic lock form self-locking. Explosion-proof treatment is conducted on the coil portion of the electromagnetic lock by the adoption of an encapsulation technology. The explosion-proof type mechanical switching-off device for gas emergency switching off avoids the problems that by the adoption of an existing mechanical switching-off device, teeth of a gear gets stuck, and a motor burns out, does not influence normal use of the ball valve and brings convenience to a user. The encapsulation type explosion-proof treatment is conducted on the product, so that the potential safety hazards of the product are eliminated.
Owner:MIANYANG HUATONG MAGNETIC MEMBER TECH CO LTD

Use method of oil seal removal tool

The invention discloses a use method of an oil seal removal tool. The use method comprises the following steps that a receding groove which is provisionally sealed and formed in the side wall of an oil seal is cleaved; a U-shaped groove in a supporting base is placed on the end surface of a bearing, and according to the distance between the receding groove and the bottom of the U-shaped groove, a pull-out rod is moved in a hollow connection cylinder, so that a clamping disc at the tail end of the pull-out rod penetrates through the receding groove and directly makes contact with the inner wall of the oil seal; through the threaded cooperation between an outer thread and the inner wall of the connection cylinder, the pull-out rod is fixed into the connection cylinder; a nut on the connection cylinder is started to be manually rotated through a wrench or other pneumatic devices, so that the connection cylinder is matched with the nut in a threaded mode in a through hole and then moves upward till the oil seal is completely pulled out. By means of the use method, the parts can be detachably connected, the pull-out rod can still accurately penetrate through the receding groove and make contact with the inner wall of the oil seal aiming at bearings of different types, and the applicability of the use method is improved.
Owner:重庆健旺科技有限公司
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