96results about How to "There will be no looseness" patented technology

The invention discloses a high-quality metal pipe surface treatment device. The high-quality metal pipe surface treatment device comprises a machine seat; each of the two sides of the machine seat iswelded with a connecting railway; one side of each connecting railway is connected with a sliding plate in a sliding manner; a movable plate is welded between the two sliding plates; the front side ofthe movable plate is welded with a driving plate; the two sides of the movable plate are fixedly connected with a connecting spring; one end of each connecting spring is fixedly connected with the outer surface of the machine seat; a servo motor is fixedly mounted on the other side of the movable plate; one end of a rotating shaft of the servo motor is in transmission connection with a main shaftthrough a shaft coupling; a grinding disc is arranged at one end of the main shaft; a worktable is fixedly mounted on one side of the top of the machine seat; each of the two sides of the top of theworktable is welded with a supporting rod; a box body is welded between the two supporting rods; a clamping mechanism is arranged on the inner side of the box body. According to the high-quality metalpipe surface treatment device, a grinding deviation caused by jittering of human hands because of momentum impact in grinding is prevented by arranging the clamping mechanism, so that the grinding quality is improved.

The invention provides an anti-loose screw fastener. The anti-loose screw fastener comprises a screw, a ratchet wheel and a check ring. The ratchet wheel is fixed to the screw. The check ring is fixedto the end face of a workpiece and is aligned with a threaded hole of the working table. The sidewall of the check ring is provided with a locking slot around the axis of the check ring. A locking pawl matched with the ratchet wheel is arranged in the locking slot. The locking pawl is rotatably connected with the check ring. An elastic part abutting against the locking pawl and rotating inwards to extend into a center hole of the check ring is mounted between the locking pawl and the locking slot. When the screw is screwed in the positive direction and is screwed into the threaded hole of theworkpiece, the ratchet wheel goes into the check ring, the locking pawl slides on the tooth back of the ratchet wheel. When the screw is screwed in the reverse direction, the ratchet wheel and the locking pawl are clamped tightly so that the screw cannot be screwed out from the threaded hole. The locking pawl is pushed outwards and can retreat from a tooth groove of the ratchet wheel, and then the screw can be rotated reversely to be screwed out from the threaded hole. The anti-loose screw fastener is simple in structure and good in anti-loose effect.

The invention discloses a stable solar cell panel capable of rotating. The stable solar cell panel comprises a weighted base and glass, wherein base fixing bolts are arranged at corners of the weighted base, a rotary motor is arranged above the weighted base, a stand column is arranged above the rotary motor, a pitching rotary shaft base is arranged above the stand column, a cell panel fixing cross rod is arranged above the pitching rotary shaft base, cell panel bodies are arranged at the left end and the right end of the cell panel fixing cross rod respectively, the periphery of each cell panel body is wrapped by a frame, a first EVA adhesive film is arranged below the glass, and a crystalline silicon cell piece is arranged below the first EVA adhesive film. After the two cell panel bodies are used, sunlight can be received on a large area, and conversion efficiency is improved; after the base fixing bolts are used for fixed connection, the solar cell panel is more stable to fix and will not get loose.

The invention discloses a quartz ring machining rounding machine which comprises a workbench, a fixing rod, a main rod and a sliding plate. A shaft seat is arranged at the top of the workbench, a shaft rod is connected into the shaft seat in an embedded mode, the fixing rod is arranged at the top of the shaft rod, and grinding wheels are installed outside the fixing rod. The top of the workbench is connected with the main rod through a sliding rail plate and the sliding plate. According to the quartz ring machining rounding machine, the multiple corresponding grinding wheels are installed at the top of the workbench, the problem that the efficiency is low during traditional quartz ring machining rounding is well solved, and therefore rounding work of multiple quartz rings can be completedat a time; and meanwhile, the rotating direction of a motor at the bottom of the shaft rod is opposite to the threaded fixing direction of the fixing rod, so that the fixing rod is connected more tightly along with the rotation of the motor without loosening, the overall structure is simple, the quartz ring machining efficiency is greatly improved, the functionality is stronger, and the rounding machine is more practical.

A fixing device for cable laying disclosed by the present invention comprises a mounting base, fixing holes and wire clamping devices, the fixing holes are formed in the two corresponding sides of the bottom edge of the surface of the mounting base, and the wire clamping devices are arranged at the top of the mounting base and are uniformly distributed at the top of the mounting base. The bottom of a limiting device is fixedly connected with the top of the mounting base, the bottom end of a connecting stud is fixedly connected with the position, close to the end, in the limiting device, a pressing device is connected to the top of the limiting device in a matched manner, and the pressing device and the connecting stud are connected in a matched manner and are fixed through a nut. The invention relates to the technical field of power construction devices. According to the fixing device for cable laying, the anti-vibration effect is achieved, the cable can be flexibly fixed and is not prone to being affected by a current magnetic effect, the vibration amplitude is effectively reduced, abrasion to a cable is reduced, the service life is prolonged, and the use performance is improved.

The invention discloses a structure convenient for assembling and disassembling automobile navigator, and belongs to the technical field of navigator installation. For the problem that an existing navigator does not have a firm fixing mode during installation, proposed now is the following scheme, the structure comprises a mounting base and a navigator main body, and a mounting groove is formed inthe right side of the mounting base; the navigator main body is movably arranged in the mounting groove in a sleeving manner; two fixed blocks are fixedly connected to the left side of the navigatormain body; first chutes are formed in the inner wall of the top and the inner wall of the bottom of the mounting groove correspondingly, first sliding blocks are slidably mounted in the first chutes,a driving motor is fixedly connected to the sides, extending out of the first chutes, of the first sliding blocks located at the top, and a two-way screw is fixedly connected to the tail end of the output shaft of the driving motor. An extrusion block and a baffle can be conveniently retracted and released, so that the navigator main body can be conveniently and quickly mounted and dismounted, thenavigator main body is firmer during mounting, the loosening condition is avoided, and the mounting stability is ensured.

The invention discloses an efficient heat management automobile power battery pack which comprises a battery holder made of phenolic foam and provided with honeycomb drill holes; a layer of silicon substrate is arranged on the inner wall of each drill hole, a layer of insulating and heat-conducting material is arranged on each silicon substrate, a battery unit is arranged in each drill hole, and all of the battery units are connected in series through nickel sheets; a layer of silicon substrate is arranged on the upper surface of the battery holder, a layer of insulating and heat-conducting material is arranged on the silicon substrate, and a metal heat-conducting plate is arranged on the insulating and heat-conducting material. The efficient heat management automobile power battery pack can automatically perform efficient heat management, avoids unbalance of temperatures of the battery units in the battery pack, and avoids the influence on the uniformity of the battery units and the accuracy of battery charge state estimation, thereby greatly improving the battery charging/discharging cycle efficiency, avoiding bad influence on battery power and energy exerting, fundamentally and completely eradicating thermal runaway, and greatly prolonging the service life, and improving the safety and the reliability of the battery pack.

The invention discloses a binding device for an overhead lead and a stay wire. The binding device comprises a device body, wherein one end of the device body is provided with two parallel supporting arm racks, a reel wheel is mounted between the two supporting arm racks through a center shaft, a damping fin is mounted between two ends of the reel wheel and the supporting arm racks, one end of the center shaft stretches out of the supporting arm racks and is equipped with an adjusting valve used for adjusting tightness of the supporting arm racks and the reel wheel, the other end of the device body is provided with a binding arc used for accommodating the overhead lead or the stray wire, an opening direction of the binding arc is perpendicular to an axial direction of the center shaft, one side of the binding arc is connected with the supporting arm racks, a notch end face of the one side of the binding arc is provided with a first clamping block and a second clamping block with intervals along an axial direction, the first clamping block and the second clamping block are in smooth connection with an inner side face of the binding arc, a distance from the first clamping block to the inner side face of the binding arc face at an opposite side is greater than a distance from the second clamping block to the inner side face of the binding arc face at the opposite side. The binding device has advantages of reasonable design, simple structure, time-saving labor-saving performance, convenient and reliable performance and convenient operation.

The invention discloses a fixing device and computer equipment, and relates to the technical field of electronics. The fixing device includes a support seat, an elastic element, and a clamping piece,wherein one end of the elastic element is connected with the support seat, and the other end of the elastic element is connected with the clamping piece; and the clamping piece is configured to abut against the other end of a pluggable module under the action of the elastic element when one end of the pluggable module used for signal communication is connected with the connector. The fixing devicecan solve the problem of poor connection reliability of the solid state disk and the connector easily caused by the existing fixing mode. The fixing device can fix the pluggable module.

The invention discloses a portable anti-overpressure exhaust valve leakproofness detection device, which comprises a detection device main body, wherein the top of the detection device main body is hinged to a protection end cover, one side of the inner side of the detection device main body is fixedly provided with an operation machine box, the other side of the inner part of the detection device main body is provided with a detection chamber, a wind speed detector is fixedly installed on one side of the interior of the detection cavity, a temperature detector is cooperatively installed at the position, which corresponds to the position over the wind speed detector, of the interior of the protection end cover, and by designing a spraying assembly installed on the detection device main body, protection spraying treatment on the device is achieved, and the situation that the detection result is affected by crushed materials, dust and the like in the exhaust valve assembly wrapping detection process is avoided. Meanwhile, the detection direction of the device is increased by means of the wind speed detector and the temperature detector which are designed and installed on the inner side of the detection device body, and the detection result is more accurate.

The invention discloses a novel flocculation device which comprises a flocculation tank, a feeding device, a stirring device and a sludge scraping device. The feeding device is connected with the flocculation tank, the stirring device is arranged in the flocculation tank and matched with the feeding device and comprises a stirring shaft, a stirring paddle and a driving part, the stirring paddle isdetachably connected with the stirring shaft, the driving part is used for driving the stirring shaft to rotate, a storage channel is arranged in the stirring shaft, a discharging channel and a discharging port are formed in the stirring paddle, the discharging channel is communicated with the storage channel, the discharging port is formed in the outer surface of the stirring paddle and communicated with the discharging channel, and a unidirectional discharging device matched with the discharging port is arranged on the stirring paddle. As the discharging port is directly formed in the stirring paddle, flocculants can be directly sprayed into a water body in stirring, flocculation effects are greatly improved, impurities remaining in the finally obtained water body are basically omitted,and the water body is clean.

The invention discloses a digital twin industrial control system structure. The system comprises a device body, a plug-in wire is arranged on the outer surface of one end of the device body, and a wire winding mechanism is arranged on the portion, on the upper side of the plug-in wire, of the outer surface of one end of the device body. A cooling net is arranged on the inner side surface of the front end of the device body, a display screen is arranged on the outer surface of the upper end of the device body, and a fixing plate is arranged on the portion, on the outer side surface o the display screen, of the outer surface of the upper end of the device body. A sliding groove is formed in the fixing plate, a cleaning mechanism is arranged on the inner side surface of the sliding groove, and fixing feet are arranged on the outer surface of the lower end of the device body. By means of the digital twin industrial control system structure, the long plug-in wire can be wound and preventedfrom knotting, the display screen can be cleaned quickly, cleaning is quick, and the structure is more practical.

The invention relates to the field of automobile part machining, in particular to an automatic polishing device for automobile square parts. The automatic polishing device comprises a base, wherein adriving motor is mounted on the outer surface of the lower end of the base, a driving wheel is connected to the upper end of the driving motor through a rotating shaft, and a guide wheel is arranged at the position, close to the rear side edge, of the upper end of the base; a tensioning wheel is arranged on the side, close to the driving wheel, of the upper end of the base, a grinding belt is arranged on the outer sides of the driving wheel, the guide wheel and the tensioning wheel, an adjusting mechanism is arranged below the tensioning wheel in the base, a maneuvering mechanism is arranged at the front end of the base, a positioning mechanism is arranged at the upper end of the maneuvering mechanism, and a baffle is arranged between the driving wheel and the tensioning wheel at the upperend of the base. According to the automatic polishing device for the automobile square parts, the parts are positioned more stably, the situation of loosening cannot happen, polishing automation canbe achieved, a more flexible effect is achieved, the grinding belt can be replaced conveniently, and the replacement time is saved.

The invention discloses flocculation equipment which comprises a flocculation tank, a feeding device, a stirring device and mud scraping equipment, wherein the feeding device is connected with the flocculation tank; the stirring device and the mud scraping equipment are arranged inside the flocculation tank and are matched with the feeding device; the stirring device comprises a stirring shaft, stirring paddles detachably connected with the stirring shaft and a driving part for driving the stirring shaft to rotate; a storage channel is formed inside the stirring shaft; discharge channels communicated with the storage channel and discharge holes which are formed in the outer surfaces of the stirring paddles and are communicated with the discharge channels are formed inside the stirring paddles; one-way discharge devices matched with the discharge holes are arranged on the stirring paddles. The discharge holes of the flocculation equipment are directly formed in the stirring paddles, a flocculant can be directly ejected into a water body when being stirred, then the flocculation effect can be greatly improved, and a finally obtained water body is free of impurity residue and is clean.

The invention discloses a vibration damping device for a balanced suspension, which comprises a main support arm, a torsion beam, a support base, a pressure sensor and an electric board. The main support arm is welded and fixed on one side of the support base, and the main support arm is installed There are two, and there is a weld between the support seat and the support frame, the length of the weld is 49mm, a torsion beam is fixed on one side of the support frame, and a spring installation groove is dug on the outer surface of the torsion beam, so A helical spring is fixed in the spring installation groove, and two helical springs are installed, an electric control spring is installed on one side of the helical spring, the pressure sensor is installed on the inner wall of the top surface of the electric control spring, and the electric plate It is fixed on the right inner wall of the electric control spring, and the electric board and the data receiving board are connected by wires, and the data receiving board is installed on the left inner wall of the electric control spring. The invention is equipped with a leaf spring, which greatly improves the bearing limit of the spring and meets the requirements of work.

The invention discloses a welding-type socket and power connection equipment, and relates to the technical field of electrical appliances. The welding-type socket comprises a shell, a welding body anda socket body, wherein the shell is provided with a first jack group, the socket body is provided with a second jack group, the position of the first jack group corresponds to the position of the second jack group, the shell is provided with a first mounting part around the first jack group, the socket body is provided with a second mounting part around the second jack group, and the second mounting part is connected with the first mounting part through the welding body. Compared with sockets in the prior art, the welding-type socket provided by the invention can weld the shell and the socketbody into an integral whole due to adoption of the welding body which welds the first mounting part and the second mounting part, thereby being balanced in stress, free of loosening, safe, durable and high in production efficiency, and reducing the labor cost.

The invention provides an anti-loose device and excavating equipment. The anti-loose device comprises at least two press covers and a support, wherein an installation groove is formed in one arbitrarypress cover in the two press covers, the installation groove is used for locating a fastening part matched with the installation groove, and the two press covers are arranged on the support. According to the anti-loose device, the two press covers are connected into one through the support, and the two press covers interact so that the two press covers cannot move relatively, then when the anti-loose device and the fastening part are matched, on one hand, due to the fact that the installation groove of the corresponding press cover is matched with one end of the fastening part, the fasteningpart is limited by the structure of the installation groove, and cannot take place relative displacement, and on the other hand, due to the fact that positions of the two pressure covers are relatively fixed, the anti-loose device and the fastening part which are fit together cannot move relatively, so that an excellent anti-loose effect is guaranteed. Meanwhile, the structural device is easy to disassemble and assemble, and can be used over and over again, so that the efficiency of assembly and disassembly is improved.

The invention discloses a small-diameter cable harness and a manufacturing method thereof. The small-diameter cable harness comprises a cable wire, bunched wire tightening devices and terminals, wherein the cable wire is externally embedded with the bunched wire tightening devices, and two ends of the cable wires are connected with the terminals respectively, conductive wire cores inside the cableharness adopt stranded tinned wires, the diameter of the stranded tinned wires is 2-3mm which is smaller than that of the traditional wires, and then a plurality of electrical harnesses are wrapped inside an insulating protective film in a cylindrical manner, so that the diameter of the cable harness is reduced, thereby being more miniaturized. The cable harness is externally provided with the bunched wire tightening devices, and the gap clearance between the conductive wire cores and the insulating protective film is extruded and reduced through pulling the bunched wire tightening devices, so that the whole cable harness is enabled to be more compact, and a condition of cable harness loosening does not occur. The junction of each terminal and the cable wire is provided with a connectinginterface, so that the cable wire can be formed into a cylindrical shape, thereby achieving a purpose of reducing the space, and finally achieving the purposes of miniaturizing the cable harness and enabling the users to use more conveniently.