44 results about "Contact shell" patented technology

The invention discloses a magneto-rheological self-adaptive locking clamp for turning and a machining method of the magneto-rheological self-adaptive locking clamp, and belongs to the technical field of precision workpiece machining equipment. Comprising a flexible contact shell making contact with a workpiece, a locking unit arranged at the outer end of the flexible contact shell and an outer shell arranged outside the locking unit. The locking unit comprises an axial locking assembly and a radial pushing assembly, and the axial locking assembly is a self-adaptive locking assembly with an integrated magnetic circuit; the radial pushing assembly is a rigid pushing assembly. By means of the clamp, high-precision, lossless and self-adaptive locking of workpieces is achieved, and clamping deformation of thin-wall and special-shaped workpieces is effectively restrained. Through a composite mechanism of magneto-rheological locking and mechanical rigid pushing, the dynamic stability of the machining process is remarkably enhanced, meanwhile, it is ensured that the locking force is quick in response, low in energy consumption and stable in long-term work, and the machining quality and efficiency and the reliability of the clamp are improved.

The invention relates to the technical field of thermal fuses, in particular to a thermal fuse, a carrier tape, an onboard, a protection device and a manufacturing method. The temperature fuse comprises a first electrode, a second electrode, a temperature sensing alloy and a shell. An accommodating space is formed in the shell; the first electrode and the second electrode are respectively provided with a first end part and a second end part which are opposite; the first end part of the first electrode and the first end part of the second electrode are oppositely arranged in the accommodating space at an interval; the temperature sensing alloy is positioned in the accommodating space and is electrically contacted with the first end part of the first electrode and the first end part of the second electrode respectively; through holes are formed in the positions, located at the first end of the first electrode and the first end of the second electrode, of the shell respectively. Through the arrangement, the product size is reduced while the welding quality is improved, and the stability and the performance of the product are effectively improved.

The utility model belongs to the technical field of lithium batteries, and particularly relates to lithium battery pack electrode durability testing equipment which comprises an electric control base. A test box is arranged above the electric control base, a box cover is detachably arranged above the test box, and a supporting frame is arranged on the rear wall of the inner side of the test box; a plurality of electrode contact mechanisms are uniformly arranged on the support frame, a plurality of plugging ports are arranged behind the test box, and an adjusting mounting mechanism is arranged on the support frame; an environment simulation mechanism is arranged in the test box, the electrode contact mechanism comprises a plurality of contact supports arranged on the support frame, a contact shell is slidably connected in each contact support, a spring is arranged in each contact support, the other end of each spring is connected with the corresponding contact shell, a contact head is arranged on each contact shell, and the corresponding contact head is electrically connected with a plug port. The electrode durability testing device can test lithium battery packs of different sizes, and can detect a plurality of electrodes at one time, so that the testing efficiency of the electrode durability testing device is improved.

The invention relates to a contacting arrangement for electrically contacting at least one pair of busbars (7), the two busbar ends (7a, 7b) of which are releasably connectable to one another in a longitudinal direction (x) of the busbar, aligned one behind the other, and interposed with a contact housing into which the two busbar ends (7a, 7b) are inserted in opposite directions in the longitudinal direction (x). According to the invention, the contact housing has a locking system with which the two busbar ends (7a, 7b) can be electrically connected to one another in the interior of the housing in a simple manner.

The invention relates to the technical field of automobile shock absorber piston rod tapping, and particularly discloses automobile shock absorber piston rod tapping equipment and method.The top of a workbench is fixedly connected with a chuck component, and the side, away from the chuck component, of the top of the workbench is fixedly connected with a protection box; a turning tool part is fixedly connected to the inner side of the protection box, a collecting part is fixedly connected to the middle of the top of the workbench, and the side face of the contact part is fixedly connected with the inner side of the protection box. According to the tapping equipment and method for the automobile shock absorber piston rod, a grinding assembly is arranged, limiting grooves in the two sides of a grinding block are matched with limiting blocks on the inner side of a contact shell, when the grinding block rotates on a connecting shaft and abuts against the piston rod, the limiting grooves make extrusion contact with the limiting blocks, and the rotating direction and position of the grinding block are limited; and the burrs on the side surface of the piston rod can be contacted and polished in all directions without dead angles.

The utility model relates to a kind of general tool of large long diameter ratio special-shaped shell rotary inner chamber spraying, including tool table, annular support and compensation mechanism, two annular supports are fixedly installed in the tool table, the annular support top is uniformly distributed with three compensation mechanisms, large long diameter ratio special-shaped shell is penetrated two disc inner hole, is placed into tool table, by rotating adjusting lever and drive adjusting seat close to shell, wherein adjusting lever is screw-mounted with fixed seat, to realize the mobile adjustment of adjusting seat, multiple movable column is equipped on the side of adjusting seat, multiple column is equipped with abutting head close to shell body one end, abutting head is attached to shell surface, since shell is special-shaped shell, the deformation amount of multiple column end is not one after contacting shell, column moves in circular groove, and ring body moves, ring body moves will extrude spring, and abutting head one end is equipped with rubber layer cover, and is attached to shell, increase friction, protect shell surface.

The invention provides a self-loop test module. The self-loop test module comprises a shell, a circuit board and a cooling chip, the circuit board is arranged in the shell and comprises a self-loop test circuit, a microcontroller, a temperature sensor and a refrigeration chip driver. The refrigeration chip is arranged in the shell. The refrigeration chip is provided with a first surface and a second surface which are positioned on two opposite sides, the first surface is in contact with the circuit board, and the second surface is in contact with the shell; one of the first face and the second face is a cold face, and the other one of the first face and the second face is a hot face.

This optical connector comprises: a ferrule (10) having a plurality of fiber holes (11) aligned in a first direction (X), and a connection end surface (10a) in which the plurality of fiber holes (11) open; a pin clamp (50) that is disposed on the side of the ferrule (10) opposite to the connection end surface (10a) and supports the ferrule (10); a biasing member (60) that biases the pin clamp (50) toward the connection end surface (10a) side; a latch (40) that is locked to an adapter; and a housing (20) that houses a part of the ferrule (10), the pin clamp (50), the biasing member (60), and a part of the latch (40). When viewed from the longitudinal direction of the fiber holes (11), the biasing member (60) has an elliptical shape, the latch (40) is disposed on a first side in the first direction (X), the pin clamp (50) has a first support part (51b) in contact with the distal end part of the biasing member (60), the housing (20) has a second support part (20a) in contact with the base end part of the biasing member (60), and a first distance in the longitudinal direction between the first support part (51b) and the second support part (20a) on the first side in the first direction (X) is greater than a second distance in the longitudinal direction between the first support part (51b) and the second support part (20a) on a second side which is the opposite side of the first side in the first direction (X).

The utility model relates to a three-power-supply change-over switch contact assembly which comprises a first power supply static contact, a second power supply static contact, a third power supply static contact, a load static contact and a moving contact assembly which are arranged between a base and a cover, and the moving contact assembly can clockwise and anticlockwise rotate by 360 degrees between the base and the cover. When the moving contact assembly rotates, six stay positions exist, three positions are provided with static contacts and moving contacts which are contacted, three closing positions are correspondingly arranged, and three positions are not provided with static contacts, and three opening positions are correspondingly arranged. The moving contact assembly is based on a rotating shaft and a moving contact shell and comprises two moving contacts installed on the moving contact shell, the moving contact shell is sleeved with the two moving contacts through spring frames, a main spring is arranged between the two moving contacts, and contact pressure is provided through the main spring.

The invention relates to a device and method for preventing and controlling machining redundancy of a spherical shell assembly of a starting box. The device comprises a tensioning screw, a pressing plate, a supporting plate and a sealing ring. The tensioning screw is installed on the supporting plate and used for controlling the distance between the pressing plate and the supporting plate. The pressing plate is mounted on the surface of the sealing ring; the inner hole and the end face of the sealing ring are contacted and limited, so that the sealing ring is pressed and fixed; the supporting plate is installed on the conical surface of an inner hole of the sealing ring and used for opening the sealing ring. The sealing ring is installed between the pressing plate and the supporting plate, contact limiting is carried out through the end face of the pressing plate and the outer conical surface of the supporting plate, then the surface of an inner cavity of the shell assembly is contacted, and sealing and protection of the inner cavity of the shell assembly are achieved.

The utility model relates to a cold-resistant and anti-freezing cable in the technical field of cables, and provides a cold-resistant and anti-freezing cable. A cold-resistant anti-freezing cable comprises a plurality of electric wires, insulating layers sleeve the surfaces of the plurality of electric wires, protective layers sleeve the plurality of insulating layers, a plurality of heat conduction cavities are formed in the surface of the protective layer, a plurality of damage prevention strips are arranged in the heat conduction cavities, a heat preservation layer sleeves the surface of the protective layer, and a shell layer is arranged on the surface of the heat preservation layer. The surface of the shell layer is sleeved with a water absorption layer, and the inner side of the water absorption layer is fixedly connected with a plurality of anti-sticking blocks. When the cable is used in a cold region, rain and snow can be conveniently absorbed through the water absorption layer, and when the cable is frozen in a cold environment, the shell layer cannot be attached to the water absorption layer due to the action of the anti-attaching block, so that the rain and snow are prevented from being in contact with the shell layer; corrosion of rain and snow to the shell layer is reduced; and heat absorption during freezing of rain and snow is prevented, and cable temperature is reduced to affect cable work.

The utility model discloses a single-end lead-out N wire shell connection type electric heating element for simulating a nuclear fuel rod, which comprises a metal sleeve, an electric heating wire is arranged in the metal sleeve, an insulating material is filled between the electric heating wire and the metal sleeve, and an insulator for plugging is arranged at the access end of the metal sleeve. A first lead-out rod made of a conductive material is fixed in the insulator and is connected with one end of the electric heating wire, and an L-shaped lead wire penetrates through the insulator and is connected with the first lead-out rod, and is characterized in that the electric heating wire is in a spiral coil pipe shape and is arranged at the axis position of the metal sleeve, and the other end of the electric heating wire is connected with a second lead-out rod made of a conductive material; the other end of the second lead-out rod is fixedly connected with a bottom sealing plate at the end of the metal sleeve, a metal sleeve is arranged on the outer side of the insulator, one end of the metal sleeve is connected with the metal sleeve, and the other end of the metal sleeve is connected with the N lead. According to the utility model, the safety and the simulation effect can be better improved, and the simulation test requirements of the nuclear fuel rod can be better met.

The application belongs to the technical field of robots, and particularly relates to a wheel-leg mechanism with variable ground contact characteristics; the wheel-leg mechanism comprises a first thigh, a second thigh, a first shank, a second shank and a wheel, the lower end of the second shank is provided with two groups of brake assemblies; the wheel is composed of twelve blocks, the outer side of the twelve blocks of the wheel is wrapped with contact shells with different stiffness characteristics, and one end of the wheel shaft is fixedly provided with an absolute encoder. The wheel of the application is composed of twelve blocks, and the stiffness characteristics of the outer material of each block are different, so that when the wheel-leg mechanism walks as a foot end, the side swing angle of the leg is controlled or when the spliced wheel contacts with the ground, the front and back movement of the leg is controlled, the contact position of the spliced wheel and the ground can be changed, the foot-ground contact characteristics are changed, and thus the contact shells with different stiffness characteristics wrapped on the outer side of the wheel can be selected to contact with the ground according to different terrains.

The present invention discloses a servo motor rotor punching sheet processing and forming device, which relates to the technical field of motor punching sheets. There is a base, and a bracket is fixedly connected to the top of the base. A motor is fixedly connected to the top of the bracket. One end of the bracket far from the motor is fixedly connected to a hydraulic rod. There is an upper die component, which is used for processing and forming the punching sheet. There is a lower die component, which cooperates with the upper die component to process and form the punching sheet. A cooling component is fixedly connected to the bottom of the lower die component. By setting a contact mechanism in the present invention, the contact shell slides on the convex module through the sliding rod under the stretching action of the first spring, so that the scraping plate contacts and moves along the inner wall of the convex module. The scraping plate scrapes off the residual punching sheet impurities on the convex module, thus preventing impurities from remaining on the surface of the convex module. When the punching sheet is subsequently stamped and formed, the impurities are stuck between the convex module and the punching sheet.

The utility model discloses an assembling structure of a circular connector, which comprises a fixed seat and a front cover arranged on the fixed seat, and further comprises an inner column and a shell which is matched and combined with the front cover in aperture, a crown spring is arranged in the shell, the upper end cover of the shell is connected with a rear cover, and when the inner column slowly enters the interior of the shell, the crown spring is connected with the rear cover. The outer wall of the inner column gradually extrudes the outer side wall of the rear cover and the outer side wall of the crown spring to form an inner extrusion structure, the crown spring and the rear cover are assembled with the shell, and the rear cover and the crown spring are fixed through a riveting technology to form an outer riveting structure. When in use, a finished connector assembled by a structure of riveting an inner machine with an outer machine is low in use temperature under the condition of the same large current, and when a comparison piece and the finished connector are in the same environment temperature, the maximum current passing through the finished connector is also large, so that the service life of the finished connector is prolonged, and the service life of the finished connector is prolonged. The finished product in the embodiment adopts an outer riveting inner machine structure to enable the crown spring to fully contact with the inner side wall of the shell, so that the large current transmission is more stable, the temperature rise is lower, the manufacturing process is simple, and the cost is saved.

The embodiment of the application provides a detection instrument and a sterilization system, the detection instrument comprises a shell assembly, a detection assembly and a shielding assembly; wherein: the detection assembly comprises a first shell, a detection circuit board and a probe; wherein the detection circuit board is arranged in the first shell and is electrically connected with the probe, the detection circuit board comprises a sensitive element; the first end of the probe is fixed in the first shell, and the second end of the probe extends out of the first shell; the shell assembly comprises a relative sliding contact shell and a pressing part, and the detection assembly is located below the bottom of the pressing part; wherein the contact shell is used for abutting against a sampling part, and the pressing part is used for driving the detection assembly to move towards the sampling part to stab the probe into the sampling part to perform detection; when the detection instrument is sterilized by irradiation rays, the shielding assembly is used for blocking part of the irradiation rays to form a full shadow shielding area for protecting the sensitive element, and at least part of the full shadow shielding area is configured as a sealed area for preventing external objects from entering.

The invention relates to a contact device (40), a method for manufacturing the contact device (40), and a method for disassembling the contact device (40), wherein the contact device (40) comprises a housing (45), a first contact element (55), and a sealing element (60), wherein the housing (45) comprises a contact housing (95) and an outer housing (90) with a housing interior (100), wherein the contact housing (95) is arranged in a first partial region (215) of the housing interior (100) and has a first contact receptacle (150) in which the first contact element (55) is arranged, wherein a sealing chamber (225) is arranged in the housing interior (100) between the contact housing (95) and the outer housing (90), wherein the sealing element (60) is arranged in the sealing chamber (225), wherein the sealing element (60) comprises a phase-change material, and wherein the sealing element (60) is in a normal state of the contact device (40). is in a fixed phase stateand mechanically connects the outer housing (90) to the contact housing (95), wherein the housing (45) has a contact side (104) arranged at its end face, wherein the sealing chamber (225) is formed circumferentially, wherein a gap (235, 240) is arranged between the outer housing (90) and the contact housing (95), wherein the gap (235, 240) extends between the contact side (104) and the sealing chamber (225) and fluidically connects the sealing chamber (225) to the contact side (104).

An electrical connector includes a housing, a plurality of contacts disposed in the housing, an actuator mounted to the housing and configured to move relative to the housing, and a locking terminal mounted to the housing, the locking terminal including a locking arm that extends through an interior portion of the actuator into a chamber within the housing, the chamber having an upper surface and a lower surface. Movement of the actuator relative to the housing can cause the interior portion of the actuator to push against and rotate at least a portion of the locking arm. When the actuator is in a first position, the locking arm can contact a surface of the chamber within the housing, which can prevent the actuator from rotating in a first direction.

A data contact device (300, 400, 500, 900) has a first and a second contact module (100, 200). The first contact module (100) has a first contact housing (104), which has a first contact element (101). The second contact module (200) has a second contact housing (204), which has a second contact element (201). First and second contact housings (104, 204) each enclose the contact receiver. The first contact housing (104) has a first recess (107) which extends through the first contact housing (104) and is arranged laterally on the first contact housing (104), and the second contact housing (204) has a second recess (207) which extends through the second contact housing (204) and is arranged laterally on the second contact housing (204). The first recess (107) opens into the first contact receiver and the second recess (207) opens into the second contact receiver. The first and second recesses (107, 207) are arranged on the same side of the first and second contact housings (104, 204), respectively, and are designed to receive bridge spring contacts (301).

A wiring structure of an isolating switch and the isolating switch, the wiring structure comprises a moving contact assembly and a static contact group, the moving contact assembly is mounted in a moving contact mounting groove on a contact shell and can rotate, and the moving contact assembly can be in contact with and separated from the static contact group in the rotating process so as to control the on-off of the isolating switch. One side end of at least one static contact in the static contact group is opposite to the moving contact assembly and is applied to contact and separation with the moving contact assembly, and the other side end of at least one static contact in the static contact group is provided with at least two wiring parts for external wiring so as to form a parallel loop. According to the whole structure, the wiring port of the static contact on one side is added, so that the wiring loop of the input end is increased, and the use cost of the product is reduced.

The utility model relates to the technical field of pressure detection, and provides a data storage pressure gauge with a protection structure, which comprises a shell, an avoiding structure and a buffer structure, the upper end of the supporting rod is connected with the shell, the lower end of the supporting rod is connected with the elastic bending reset piece, and the lower end of the elastic bending reset piece is fixed to the butt joint base. The outer magnetic ring is fixed to the inner wall of the shell, the inner magnetic ring is fixed to the outer surface of the processing module, and the elastic telescopic part is connected with the processing module. Through magnetic repulsion of an outer magnetic ring and an inner magnetic ring, the peripheral surface of the processing module and the shell are in a suspended state, and an elastic telescopic piece elastically abuts against the shell, so that when the shell is impacted, the shell is buffered, counteracted and filtered, and damage to components caused by direct impact on the processing module is avoided; the service cycle of equipment is prolonged, and the possibility of incorrect detection data is reduced.

The present application belongs to the technical field of post-processing, and particularly relates to a safe electric heater and an automobile post-processing system. The safe electric heater comprises a shell, a heat shield, a heating assembly and an elastic member. The outer surface of the shell is provided with the heat shield, the heating assembly is partially arranged in the interior of the shell, the two ends of the heating assembly extend to the exterior of the heat shield, and the two ends are connected with the positive and negative poles of a power supply through wiring terminals. The elastic member is used for ensuring that the wiring terminals are in full contact with the positive and negative wiring terminals. The outer surface of the shell is provided with two pairs of fixed supports which are axially symmetrical. An insulating assembly is arranged between the fixed supports and the wiring terminals. The insulating assembly is used for isolating the wiring terminals from the shell and the fixed supports. The insulating assembly cooperates with a fastener to fix the two ends of the heating assembly on the fixed supports. The peripheral wiring position of the shell of the safe electric heater is designed as an insulating structure. The setting of the insulating assembly and the insulating cover can ensure the safety of electricity use in a high-voltage scenario.

The application is a three power source transfer switch contact assembly, which comprises a base, a cover, a first power source static contact, a second power source static contact, a third power source static contact, a load static contact and a moving contact assembly. The moving contact assembly can rotate 360 degrees clockwise and counterclockwise between the base and the cover. When the moving contact assembly rotates, there are six positions, three of which have static contacts and moving contacts in contact, corresponding to three closed positions, and three of which have no static contacts, corresponding to three open positions. The moving contact assembly is based on a rotating shaft and a moving contact shell, and two moving contacts are installed on the moving contact shell. The two moving contacts are sleeved on the moving contact shell through a spring frame, and a main spring is arranged in the middle to provide contact pressure.

The application relates to the household appliance technical field, in particular to a range hood, which comprises a shell, a plurality of detection assemblies arranged in the circumference of the shell, and a controller arranged on the shell; the detection assembly comprises a distance detection device and a prompt fan, and the distance detection device and the prompt fan are arranged adjacently; the air outlet direction of the prompt fan is towards the detection direction of the distance detection device; the distance detection device is provided with a detection range; when the distance detection device detects that there is a to-be-detected object in the detection range, the controller controls the prompt fan to start and generate air flow. In the embodiment, the distance detection device can respond in advance when the to-be-detected object, such as a user's head, enters the detection range and does not contact the shell, and the air outlet direction of the prompt fan is consistent with the detection direction, so that when the user's head approaches the shell, the high-pressure strong air flow generated by the prompt fan can accurately and quickly touch the user's head, thereby directly prompting the collision risk through physical touch.

The invention relates to an antenna unit (1) of a vehicle, comprising at least one antenna for high-frequency signals, a support body (4) for electronic components, and a high-frequency cable (3) for externally connecting the antenna unit (1) to other vehicle components. According to the invention, the antenna unit (1) has a contacting module (10) having at least two electrically conductive contacting elements (12) provided on the support body (4) and having a contacting housing (11) which receives the high-frequency cable (3). In order to electrically contact the high-frequency cable (3) with the electrically conductive contacting elements (12), the contacting housing (11) is interlockingly connected to the support body (4).

The utility model relates to a high-voltage isolating switch (100) with an arc extinguishing function. The high-voltage isolating switch (100) is provided with a moving contact shell (110), a static contact base (130), a moving contact (120) and a static contact (140), wherein a moving contact (120) arranged in a flow guide cover (113) of the moving contact shell (110) and a static contact (140) arranged in a base flow guide body (132) of the static contact base (130) can be jointed in a shape matching manner to form a closed space, and a moving contact opening and closing part (122) of the moving contact (120) is approximately positioned near the joint of a static contact arc extinguishing part (142) and a static contact base body (141) in a closed state.

The present application mainly relates to a bone conduction speaker, which includes an earphone fixing assembly, a shell connected to the earphone fixing assembly, and a magnetic circuit assembly and a vibration assembly arranged in the shell. The earphone fixing assembly is used to maintain stable contact between the bone conduction speaker and the human body. The shell has a shell panel facing the human body and a shell back opposite to the shell panel, and a shell side surface located between the shell panel and the shell back. The magnetic circuit assembly is used to provide a magnetic field. The vibration assembly includes a coil and a vibration transmission plate. At least a portion of the coil is located in the magnetic field and moves in the magnetic field under the drive of an electrical signal. One end of the vibration transmission plate is connected to the magnetic circuit assembly, and the other end is connected to the shell. The frequency response curve of the bone conduction speaker produces two low-frequency resonance peaks in a frequency range less than 500 Hz, and the two low-frequency resonance peaks are jointly generated by the vibration transmission plate and the earphone fixing assembly.

The utility model relates to the technical field of heat dissipation, in particular to a circuit breaker heat dissipation protection shell which comprises a shell body and a square tube arranged on the inner wall of the shell body. A plurality of square tubes are arranged in the shell, the square tubes are in contact with the inner wall or the outer wall of the shell, the box body is arranged on the outer wall of the shell, and the box body is communicated with the interior of the shell; cooling fins are arranged on the outer wall of the box body in an array mode and extend into the box body. The utility model has the beneficial effects that the square tube is used for replacing the traditional bent reinforcing rib, so that the square tube can be directly purchased and sheared for use, and the square tube is very high in size precision and convenient for welding operation; meanwhile, the square tubes are large in contact area and high in strength; the square tube is smooth in surface and uniform in electric field distribution; the square tube is suitable for a laser penetration welding process.

Connector (1), comprising: a connector (10) with a connection part (11) and a conductor connection part (12); a housing (20) with an inner housing chamber (20a) for receiving the connection part (11) and a smooth connection execution area (20c) in which a connection feedthrough (20b) is provided such that the conductor connection part (12) protrudes from the housing chamber (20a) towards an outside; a conductive component (40) which is a component formed in a plate shape with a conductor and an insulator and which has flexibility, wherein the conductive component (40) has a conductor connection area (40a) which physically and electrically connects the conductor to the conductor connection part (12), and a conductor exit area (40b) which extends from the conductor connection area (40a) in an extension direction to protrude from the housing (20); and a reinforcing plate (50) formed in a planar shape from an insulating material, wherein the reinforcing plate (50) is arranged sandwich-like between the conductor connection area (40a) and the terminal execution area (20c), wherein a first level (51) is in contact with the conductor connection area (40a) and a second level (52) is in contact with the terminal execution area (20c), wherein the housing (20) on the pull-out direction side of the connection execution area (20c) has a projection body (25) which projects towards the side of the conductor outlet area (40b) of the conductive component (40) from the same plane as the connection execution area (20c), characterized by the fact that the projecting body (25) contains a chamfered section (25c) formed by chamfering a section of the cut surface where an end surface (25a) on a projection direction of the projecting body (25) intersects an end surface (25b) on the side of the extension direction.