30results about How to "Fixed connection tight" patented technology

The invention relates to a test device for the three-dimensional static rigidness of a tail end of a machine too. A power device adopts a hydraulic device with high rated load, a transmission device adopts a cylinder-type linear guide-rail pair structure which is high in transmission efficiency and reliable in structure, the structure is simple and compact, the force transmission efficiency is high, the loading process is smooth and stable, and a force transferring device is flexibly connected to the tail end of the machine tool through a spring, so that the additional displacement and the additional load formed by the external interference can be effectively absorbed, and the tail end structure of the machine tool can be effectively protected. A control system of the test device for the three-dimensional static rigidness of the tail end of the machine tool can automatically control the whole process of the loading, measurement and static rigidness calculation, is friendly to the interface and precise in control. The invention relates to a test method for the three-dimensional static rigidness of the tail end of the machine tool, the three-dimensional loading is realized by adopting a single-direction loading mechanism to be matched with the revolving function of the machine tool, the whole test process is controlled by adopting a control system device and the control system, the method is simple in operation, and the measurement precision is high.

The invention provides a light-emitting diode (LED) unit installing module which is used for achieving installation of an LED unit in application environment. The LED unit installing module (10) comprises a heat dissipation block (12) and a shell body (14) which is arranged outside the heat dissipation block (12), the LED unit is arranged on the heat dissipation block in an attached mode, and the shell body forms a connecting structure which is matched with a connecting structure in the application environment. The shell body in the process of forming of the shell body and the heat dissipation block form a whole. The invention further provides an LED lighting device using the LED unit installing module (10) and an automobile headlamp using an LED lighting device. The invention further provides a method manufacturing the LED unit installing module (10).

The invention discloses a pseudo-classic building beam and column wood-clad steel structure, which comprises internal steel and high-temperature-resistant glue. A circle of high-temperature-resistantglue is arranged on the outer surface of the internal steel, and an upper U-shaped wood plate is arranged on the upper part of the internal steel. The surface of the internal steel is brushed with thehigh-temperature-resistant glue, thus the upper U-shaped wood plate and a lower U-shaped wood plate can be well fixed to the internal steel in a bonded mode, in this way, tighter fixed connection isachieved through fixing of fixing threaded bolts, the junction is not liable to be hollow during long-time using, and the finished product appearance image of a pseudo-classic building is not affected. Fixing wooden plugs are connected to the four end corners of each of the upper U-shaped wood plate and the lower U-shaped wood plate in an inserted mode, thus the four corners of the upper U-shapedwood plate and the four corners of the lower U-shaped wood plate can be well connected together, and in this way, through mortise and tenon inserted connection, U-shaped wood is not liable to fall offduring long-time using.

The invention relates to the technical field of radio frequency connectors, in particular to a fixed type radio frequency coaxial connector. The coaxial connector is mainly composed of a male seat, afemale seat, a fixed rod arranged on the male seat and a fixed tube arranged on the female seat, wherein the male seat is inserted into the female seat; the fixed rod is arranged on the periphery of the male seat in a surrounding mode; and the fixed tube is arranged on the periphery of the female seat in a surrounding mode. After the structure is adopted, the fixed rod and the fixed tube are matched, so that the radio-frequency coaxial connector is tightly and fixedly connected, the high contact of the radio frequency coaxial connector is ensured, and the quality and the efficiency of the transmission signals are improved.

The invention discloses a medical fixing bracket with a lifting type crane tower. The medical fixing bracket comprises a base, a shell body is arranged at the bottom of the base, and a bearing sleevesthe outer portion of the upper portion of the shell body; the base is fixedly connected with the shell body through the bearing, a fixing sleeve ring is arranged at the bottom of the bearing, and a first connecting piece is arranged on one side of the fixing sleeve ring; a driving motor is arranged in the middle of the inner side of the shell body, a rotary shaft is arranged on the top of the driving motor, and the top end of the rotary shaft penetrates through the shell body and extend into the base; a connecting sleeve is arranged on one side of the lower portion of the shell body, a supporting plate of a T-shaped structure is arranged at the end, away from the shell body, of the connecting sleeve, and one end of the supporting plate extends into the connecting sleeve; a limit block isarranged at the end, away from the connecting sleeve, of the supporting plate, a second connecting piece is arranged on the side, close to the top of the limit block, of the supporting plate, and a pulling rod is arranged between the first connecting piece and the second connecting piece. The bracket has the advantages that the integral structure of the bracket is strengthened, and the occupied space is smaller.

The invention relates to an ecological garden rainwater collection and storage system and a construction method thereof, and belongs to the technical field of rainwater collection systems. The ecological garden rainwater collection and storage system comprises a drainage ditch, a plurality of cover plates, drainage sealing structures and drainage sealing assemblies; the drainage ditch is formed ina road surface; the plurality of cover plates are used for sealing the drainage ditch; the drainage sealing structures are arranged on the cover plates, and each drainage sealing structure comprisesa water leakage channel which is formed in the cover plate and penetrates through the cover plate; the drainage sealing assemblies are installed on the cover plates and can form U-shaped drainage channels between the water leakage channels and the drainage ditch, and the drainage sealing assemblies are arranged below the cover plates; and the drainage sealing assemblies on the adjacent cover plates are connected into a whole capable of forming the U-shaped drainage channel only between the water leakage channels and the drainage ditch. The ecological garden rainwater collection and storage system has the effect of reducing the probability that odor or mosquitoes in the drainage ditch are emitted to the position above the cover plates from the interior of the drainage ditch.

The invention provides an air guide pipe and a garment care machine. The air guide pipe comprises an air guide pipe main body and a heat insulation layer, wherein the air guide pipe main body is used for conveying steam to an ironing head of the garment care machine, the heat insulation layer covers the outer surface of the air guide pipe main body, and a plurality of bulge structures are arranged on the inner wall of the heat insulation layer, so that a heat insulation cavity is formed between the air guide pipe main body and the heat insulation layer. The air guide pipe provided by the invention is characterized in that the heat insulation layer is arranged on the outer surface of the air guide pipe main body, and the bulge structures are formed inside the heat insulation layer, so that the heat insulation cavity formed between the heat insulation layer and the air guide pipe main body is as large as possible, the contact area between the heat insulation layer and the air guide pipe main body is as small as possible, the heat transmission when the heat insulation layer is in contact with the air guide pipe main body can be reduced, the heat insulation and thermal preservation effects of the heat insulation layer are more obvious, the heat energy radiation is avoided, the work efficiency of the garment care machine is improved, the burnt injury to a user is avoided, and the use experience of the user is improved.

The invention relates to a building indoor keel installation construction method. A device comprises a positioning device, an installation device and a connecting device, the installation device is installed at the upper end of the positioning device, the connecting device is installed at the upper end of the installation device, the positioning device comprises a cylindrical box, universal wheels, mercury, a rotating column, a hollow ball, a circular plate, a rotating frame and a telescopic bracket, and the installation device comprises an arc-shaped long plate, a supporting plate, rollers and a fixed plate. According to the building indoor keel installation construction method, a keel is always in a state parallel to a horizontal plane without being limited by an installation site through the positioning device, so that the influence of the installation site on keel installation in the installation process is prevented, the installation difficulty is reduced, the keel is installed and positioned through the installation device, the keel is connected with a suspension rod through the connecting device, and the keel is fixedly installed with the suspension rod under the action of gravity.

The invention provides a knee plate of a jaw crusher. The jaw crusher comprises a rack, an upper protecting plate, a lower protecting plate, a fixed jaw assembly, a movable jaw assembly, an eccentricwheel, the knee plate, an adjusting seat and a spring pull rod. The lower end of the fixed jaw assembly is connected with the spring pull rod; the spring pull rod is backwards connected to the rack through a spring; a fixed jaw plate is arranged on the fixed jaw assembly, and a movable jaw plate is arranged on the movable jaw assembly; a buffer structure is arranged between the fixed jaw plate andthe fixed jaw assembly, and a buffer structure is arranged between the movable jaw plate and the movable jaw assembly; a plurality of teeth are parallelly arranged on the fixed jaw plate and the movable jaw plate correspondingly; a screening device is further arranged above the movable jaw assembly and the fixed jaw assembly; the lower end of the movable jaw assembly is connected with the front end of the knee plate, and the rear end of the knee plate is connected with the adjusting seat; the adjusting seat is connected to a rack; abrasion resistant bodies are arranged at the two ends of theknee plate; and the knee plate and the abrasion resistant bodies are fixedly connected, and the ends, away from the knee plate, of the abrasion resistant bodies are in circular arc shapes. The knee plate of the jaw crusher is convenient to use, easy to machine, uniform in crushing, high in crushing efficiency, low in cost, resistant to abrasion and long in service life.

The invention discloses a slide groove clamping mechanical arm device. The slide groove clamping mechanical arm device comprises a safety hood, a fixed shell body, an electric cylinder, a rocking handle sliding block mechanism and a slide cavity slide groove. Compared with the existing structure, the change in structure of the invention is more compact, the fact that mechanical arm clamping platescan slide equidistantly at constant speed left and right inside slide grooves is realized due to the facts that the electric cylinder is symmetrically arranged and guiding and running distance rangelimiting of a round through hole in the safety hood are performed on a pushing rod, parallel translation is realized in the functionality aspect, and the slide groove clamping mechanical arm device ismade to have more stable smoothness.

The invention belongs to the field of transformers, and particularly relates to a smoke detector shell applied to a dry-type transformer, which comprises a main body, a fixing ring is arranged at the bottom of the main body, the bottom of the main body is fixedly connected with the inner wall of the fixing ring, a connecting mechanism is arranged at the bottom of the fixing ring, the bottom of the fixing ring is fixedly connected with the top of the connecting mechanism, and a mounting mechanism is arranged at the bottom of the connecting mechanism; the bottom of the connecting mechanism is movably connected with the top of the mounting mechanism, the connecting mechanism comprises a connecting plate, a clamping groove is formed in the connecting plate, connecting bolts are evenly arranged in the connecting plate, the outer surfaces of the connecting bolts make contact with the inner wall of the connecting plate and the main body comprises an air inlet frame; and an outer shell is arranged at the bottom of the air inlet frame, the bottom of the air inlet frame is fixedly connected with the top of the outer shell, fixing cylinders are uniformly arranged in the outer shell, and the inner wall of the outer shell is fixedly connected with the bottoms of the fixing cylinders.

The invention discloses an automobile gear shifting handball convenient to disassemble and assemble. The automobile gear shifting handball comprises a handball body and a gear shifting rod, a T-shaped connecting sleeve is embedded in the handball body, the connecting sleeve is composed of an inner threaded pipe and a limiting baffle at the upper end of the inner threaded pipe, vertical clamping grooves are formed in the inner walls of the two opposite sides of the inner threaded pipe, and a vertical limiting insertion plate is inserted into the inner threaded pipe. The two sides of the limiting insertion plate are inserted into the clamping grooves in the two sides of the inner threaded pipe correspondingly, and a first vertical magnetic strip and a second vertical magnetic strip are fixed to the two sides of the limiting insertion plate correspondingly and inserted into the clamping grooves in the two sides of the inner threaded pipe correspondingly. The upper portion of the gear shifting rod is connected into the inner threaded pipe in a threaded mode, a limiting inserting groove is formed in the upper end of the gear shifting rod, and the limiting insertion plate is inserted into the limiting inserting groove of the gear shifting rod. By means of the automobile gear shifting handball, the gear shifting rod on the gear shifting handball and the handball body can be tightly and fixedly connected, the handball body can be effectively positioned and cannot rotate, and meanwhile the handball body and the gear shifting rod can be conveniently disassembled and assembled.

The application relates to an ecological garden rainwater collection and storage system and its construction method, belonging to the technical field of rainwater collection systems, wherein the ecological garden rainwater collection and storage system includes a drainage ditch opened on the road surface, and also includes a A plurality of cover plates of the gutter; also includes a drainage sealing structure arranged on the cover plate, the drainage sealing structure includes a water leakage channel opened on the cover plate and passing through the cover plate, and also includes a water leakage channel on the cover plate The installed drainage sealing assembly capable of forming a U-shaped drainage channel between the leakage channel and the drainage ditch, the drainage sealing assembly is arranged under the cover plate, and the drainage sealing assembly on the adjacent cover plate is connected It is an integral body capable of forming a U-shaped drainage channel only between the leakage channel and the drainage ditch. The present application has the effect of reducing the probability of odor in the gutter or the probability of mosquitoes emitting from the gutter to the top of the cover plate.

The invention discloses a composite type aluminum ceiling. The composite type aluminum ceiling comprises an upper aluminum plate, an adhesion layer and a lower aluminum plate which are arranged in sequence from top to bottom. The adhesion layer is provided with a connecting channel, and a connecting piece is arranged at an opening of the connecting channel and exposed out of the upper aluminum plate and the lower aluminum plate. The composite type aluminum ceiling has the advantages that the appearance is beautiful, the structural strength is high, mounting is flexible and convenient, connecting is tight, and the fixing effect is good; and the mounting efficiency can be improved, the waterproof and stain repellent effects are achieved, the service life is ensured, and additionally, an inner space is further provided for wire distributing and object storing.

Provided is a utensil used for heating an induction cooker. The utensil is composed of a utensil body 10 and a utensil bottom 1. The utensil bottom 1 is made of three layers of metal boards. An upper-layer board 2 is a pure silver board. An interlayer board 3 is a stainless steel board. A lower-layer board 5 is a pure copper board. At least six circular holes 4 are irregularly drilled in the surface of the interlayer board 3 in a penetrating manner. The lower-layer board 5 is welded with the upper-layer board 2 by penetrating through copper columns 6 in the circular holes 4 of the interlayer board 3. Therefore, the utensil bottom 1 is manufactured in such a manner that the upper-layer board 2, the interlayer board 3 and the lower-layer board are closely connected. The upper end of the utensil bottom 1 is fixedly connected with the lower end of the utensil body 10. The utensil has sterilization and fresh-keeping functions. Additionally, an electric ceramic cook and the induction cookerare used for heating. The utensil is simple in structure and practical in broad spectrum and is energy-saving and highly-efficient.

The invention discloses an overflow blocking type silk screen and PI film laminating device and a laminating method thereof. The overflow blocking type silk screen and PI film laminating device comprises an upper flow blocking mechanism and a lower flow blocking mechanism, according to the device, glue overflowing through extrusion can be stably bonded without being wasted, when a PI film is extruded by the upper hot pressing plate, the glue overflowing from the periphery is blocked by the periphery of the upper flow blocking ring body, so that the overflowing glue cannot overflow towards the periphery and enter the upper overflowing ring groove, then the overflowing glue slowly flows downwards from the upper overflowing ring groove, and the glue overflowing from the periphery of the PI film is blocked by the periphery of the upper flow blocking ring body. The overflowing glue downwards passes through the silk screen and then reaches the lower overflowing ring groove, due to the fact that the periphery of the lower flow blocking ring body is blocked, the overflowing glue can flow towards the penetrating and connecting film strips on the inner side, finally the overflowing glue is solidified and connected between the penetrating and connecting film strips and the silk screen, tight fixed connection is achieved, and the connectivity of the PI film and the silk screen is improved.

The invention discloses a new energy automotive motor with good heat dissipation performance. The motor comprises a metal shell and a nameplate marking block. A rubber soft sleeve formed by an outer rubber block, an elastic rubber block and a wire notch plays a role in protection; and the elastic rubber block arranged inside the outer rubber block is able to fix a fan connecting line well to realize a good protection effect. A fixation support device including a fixation support post, an oblong fixation block, a wire groove notch and a threaded connection post is used for fixing the fan connecting line; and the wire groove notch that is formed in the oblong fixation block and has the good fixation effect is used for fixing the fan connecting line well. With electrode connectors including metal fixation pieces, fixation connection slots, and metal connection pieces, connection and fixation are carried out conveniently; and during the fixation process, external electrodes can be fixed inthe fixation connection slots well by sleeving of the metal fixation pieces, so that fixation becomes convenient.

The invention discloses an Internet of Things information conversion box. The Internet of Things information conversion box comprises a connecting convex block, a sink embedding slot, an information insertion end plate, an opening and closing rotating shaft, a heat dissipation box and a threading hole; the sinking embedding groove is arranged above the connecting convex block; the opening and closing rotating shaft is installed at the outer side of the information insertion end plate; and the threading hole is arranged at the outer side of heat dissipation box. The structure of the Internet ofThings information conversion box is scientific and reasonable, and the use is safe and convenient; the connecting convex block is arranged to make the connection between the box body and the external connecting component more tightly fixed; the information insertion end plate is arranged to facilitate the access and conversion of information in the Internet of Things; the opening and closing rotating shaft is arranged to facilitate the opening and closing of the information insertion end plate; the arranged heat dissipation box can eliminate the heat generated in the inner part of the box body in time and prevent the heat from burning the inner parts of the box body; and the arranged threading hole is convenient for the connection of external wires and prevent the disorder phenomenon ofwires when the wires are connected.

The invention discloses a parallel clamping manipulator device, which is characterized in that the manipulator is composed of a fixing seat, an electric cylinder, a hinge four-bar mechanism, a slidingblock, a slide way body and a clamping plate. The manipulator clamping plate can parallelly move and clamp in the slide way. The mechanical arm is accurately positioned after an order is received. The screw of the electric cylinder moves back and forth in the travel range to drive the hinge four-bar mechanism (parallelogram mechanism). The two adjacent links can be kept parallel at all times andthe angular displacement, angular velocity and angular acceleration of the two adjacent links are always equal, as to realize the parallel and stable movement and to drive the slide block to move in parallel on the slide rail, thus realizing the parallel opening and closing of the clamping plate and achieving the purpose of clamping and placing.

The invention relates to a non-metallic insert slotted nut. The non-metallic insert slotted nut includes a nut body and a non-metallic insert embedded in the countersunk hole of the nut body. The opening corresponding to the end of the counterbore hole forms a flared structure. After the non-metallic insert is embedded in the nut body, the side wall of the counterbore hole on the nut body is folded inward to form a flanging, and the flanging is press-fitted on the non-metallic nut body. The inner conical surface of the insert increases the pressing contact area between the nut body and the non-metallic insert in the circumferential direction, and reduces the probability of the non-metallic insert turning or coming out during the nut installation process, and the flange can also be radially Restrict the inward deformation of the non-metallic insert, and reduce the probability of the non-metallic insert coming out of the nut body during the nut slotting process.

The invention belongs to the technical field of ultrasonic cleaning equipment, and provides the ultrasonic cleaning equipment for an electronic cigarette. The ultrasonic cleaning equipment particularly comprises an inner container and a vibrator, wherein the inner container comprises cleaning liquid; and the vibrator makes contact with the inner container and is used for driving the inner container to vibrate, and the inner container vibrates to drive the cleaning liquid to vibrate so as to be used for cleaning the electronic cigarette.

The invention discloses a building assembly type load-bearing double-row-hole concrete shear wall structure anti-seismic wallboard. The anti-seismic wallboard comprises a wallboard body, wherein the wallboard body is filled with a metal outer frame, rollers are symmetrically arranged at the top end of the metal outer frame, and cloth matched with the rollers is wound around the rollers. The anti-seismic wallboard has the beneficial effects that by arranging the cloth coated with the aluminum silicate thermal insulation material and the glass wool installed on a metal net, the thermal insulation effect of the wallboard body is improved, meanwhile, a certain sound insulation effect is achieved, and by arranging the metal outer frame, vertical stress ribs, first horizontal stress ribs and second horizontal stress ribs, the load-bearing shock resistance of the wallboard body is effectively improved; and due to the fact that a certain error can occur in the production process of the wallboard body, the heights of different floors of houses are different, a certain gap can occur between the wallboard body and a wall beam in the installation process of the wallboard body, and the gravity rod is extruded through the gravity of the wallboard body to drive a supporting column to vertically move upwards.

The invention relates to the technical field of water boiling, in particular to a glass kettle and a mounting and fixing method of a handle thereof. The glass kettle is characterized in that a first circular truncated cone and a second circular truncated cone are arranged at the lower part of a kettle body; middle rubber sleeves the outer side of the first circular truncated cone; the shell is clamped on the middle rubber; a supporting plastic part is sleeved and fixed on the second circular truncated cone; a glue box is fixedly installed on the lower portion of the supporting plastic part; the lower portion of the glue box is fixedly connected with a base plate; a hole is formed in the shell on the outer side of the glue box; a knob assembly is installed at the hole; a connecting piece isprovided with a bayonet; the bayonet is clamped on the knob assembly; the connecting piece is arranged between the shell and the supporting plastic part; and the handle penetrates through the shell to be fixed on the connecting piece. The heat insulation effect between the handle and the kettle body is good, and the installation process is simple, and the whole product can be assembled only through screw fixation.

The invention relates to a construction method for installing an indoor keel, comprising a positioning device, an installation device and a connecting device. The upper end of the positioning device is equipped with an installation device. , mercury, rotating column, hollow ball, circular plate, turret and telescopic support, the installation device includes arc-shaped long plate, support plate, roller and fixed plate, the present invention makes the keel not be affected by the installation site through the positioning device The limit of the keel is always parallel to the horizontal plane, so as to prevent the installation site from affecting the keel installation during the installation process and reduce the difficulty of installation. The keel is installed and positioned through the installation device, and the keel is connected to the boom through the connecting device. At the same time, the keel Under the action of gravity, it is fixedly installed with the boom.

The invention discloses an optical disk cartridge, which solves the problem that the optical disk cartridge is always damaged by falling. The optical disk cartridge comprises a rectangular cartridge body which can be opened to put an optical disk in, wherein four corners of one surface of the cartridge body are each provided with a connecting hole; the positions, which correspond to the four connecting holes, on the other surface of the cartridge body, are provided with connecting blocks; the connecting blocks of one optical disk cartridge can be put into the connecting holes of another optical disk cartridge; the connecting blocks and the connecting holes are in interference fit; the side walls of each connecting hole are provided with anti-skidding components; four connecting blocks of the previous optical disk cartridge of two adjacent optical disk cartridges are respectively and correspondingly buckled into four connecting holes of the next optical disk cartridge; and the two optical disk cartridges are tightly and fixedly connected so as to prevent the optical disk cartridges from being damaged by falling due to the fact that the optical disk cartridges are mutually disconnected under a non-artificially initiative condition.

The invention relates to a test device for the three-dimensional static rigidness of a tail end of a machine too. A power device adopts a hydraulic device with high rated load, a transmission device adopts a cylinder-type linear guide-rail pair structure which is high in transmission efficiency and reliable in structure, the structure is simple and compact, the force transmission efficiency is high, the loading process is smooth and stable, and a force transferring device is flexibly connected to the tail end of the machine tool through a spring, so that the additional displacement and the additional load formed by the external interference can be effectively absorbed, and the tail end structure of the machine tool can be effectively protected. A control system of the test device for the three-dimensional static rigidness of the tail end of the machine tool can automatically control the whole process of the loading, measurement and static rigidness calculation, is friendly to the interface and precise in control. The invention relates to a test method for the three-dimensional static rigidness of the tail end of the machine tool, the three-dimensional loading is realized by adopting a single-direction loading mechanism to be matched with the revolving function of the machine tool, the whole test process is controlled by adopting a control system device and the control system, the method is simple in operation, and the measurement precision is high.

The invention discloses a tuned mass damper for a tower. The tuned mass damper comprises a mass ball suspended in a tuned mass damper body, a hemispherical plate arranged in the tuned mass damper body and positioned below the mass ball, and a plurality of elastic mechanisms used for connecting the mass ball with the side wall of the tuned mass damper body and uniformly distributed in the circumferential direction; each elastic mechanism is composed of a damper and a spring arranged outside the damper in a sleeving mode, and universal joints are arranged at the two ends of each elastic mechanism; and the tuned mass damper body is composed of a top cover plate, a bottom fixing ring and a plurality of vertical supporting rods which are used for connecting the top cover plate and the bottom fixing ring and are evenly distributed in the circumferential direction. According to the tuned mass damper, omnidirectional tuning can be realized, the structure is simple, the construction is convenient, dynamic response control can be effectively carried out on the wind load vortex-induced vibration of a flexible tall tower, and the safety and reliability of the flexible tall tower are ensured.