31results about How to "Quick disassembly operation" patented technology

The utility model discloses a karst water-rich tunnel comprehensive prevention and control drainage device which comprises a bottom frame, reinforcing ribs are arranged on the surface of the bottom frame, and one side of the top of the bottom frame is fixedly connected with power supply equipment. The bottom of the mounting moving assembly is fixedly connected with the top of the bottom frame, and the mounting moving assembly is used for quickly mounting and integrally moving the drainage water pump; one end of the filtering assembly is fixedly connected with one side where the moving assembly is installed, the filtering assembly is used for filtering and maintaining dirt sucked in the water pumping process, and the utility model relates to the technical field of drainage devices. According to the comprehensive prevention and drainage device for the karst water-rich tunnel, the movable assembly is arranged, the universal brake wheels and the handle are adopted, the whole water pump body can move rapidly and stably, and the movable pump station is ingeniously arranged at the position of a tunnel face in the tunnel and has the capacity of flexibly moving in the tunneling direction of the tunnel face.

The utility model belongs to the field of oxygen supply type fish fry transport cases, and particularly relates to an oxygen supply type fish fry transport case which comprises a transport case body, a connecting assembly is fixedly connected to the inner side wall of the transport case body, oxygen supply equipment is arranged on the side face of the connecting assembly, and buffer structures are fixedly connected to the bottom face of the transport case body in an axial symmetry mode. The buffering structure comprises side plates symmetrically and fixedly connected to the bottom face of the transport box, a sliding rod is fixedly connected between the two side plates, the two ends of the sliding rod are slidably connected with sliding blocks, and hydraulic buffering rods connected with the sliding blocks are arranged on the side faces of the side plates. Through the structural design of a hydraulic buffer rod and a spring in the buffer structure, when the universal wheel is bumpy, a connecting rod pushes a sliding block to slide along a sliding rod to compress the spring, and meanwhile, the hydraulic buffer rod absorbs vibration energy, so that the multi-stage damping function is realized, and the problem that internal elements of the oxygen supply equipment are damaged due to long-term vibration is solved; and the vibration amplitude of the transport box is effectively reduced.

The utility model relates to the technical field of paper processing, in particular to a paper processing slurry stirring and filtering device which comprises a processing outer tank, a processing inner container is arranged in the processing outer tank, a center feeding pipe is arranged in the center of the interior of the processing inner container, and a top seat is fixedly connected to the top end of the processing outer tank. The bottom end of the processing outer tank is fixedly connected with a base, a top connecting cover is arranged at the top end of the top base, a bottom connecting cover is arranged at the bottom end of the base, and a driving motor is arranged on the surface of the top connecting cover. Through the arrangement of the processing outer tank, the processing inner container, the central feeding pipe, the top seat, the top connecting cover, the driving motor, the spiral conveying roller, the pulp filtering seat, the discharging valve seat, the conveying pipe groove and the annular filter element, the efficient stirring and filtering of paper processing pulp can be synchronously carried out by the equipment; a worker firstly injects paper processing slurry into the processing outer tank and firstly starts a driving motor at the top end of a top connection cover.

The utility model relates to the technical field of full-liquid-receiving inner floating discs, in particular to a stainless steel assembly type full-liquid-receiving inner floating disc which comprises a mounting disc, a guide assembly and a buoyancy pipe assembly, a sealing plate assembly is arranged at the top of the mounting disc, and a liquid touch plate assembly is arranged at the bottom of the mounting disc. A guide assembly is arranged between the sealing plate assembly and the liquid touch plate assembly in the mounting disc, and a buoyancy pipe assembly is arranged in the mounting disc; the guiding assembly comprises a supporting beam, a rotating disc is installed on the top of the supporting beam through a bearing, insections are arranged on the surface of the periphery of the rotating disc, a telescopic sleeve is arranged at the bottom of the supporting beam, and the top of the telescopic sleeve is connected with the rotating disc through a bolt. The rapid assembling mechanism is additionally arranged, the top sealing plate and the bottom liquid touch plate are synchronously assembled and limited in a guiding, sliding and rotating mode, operation is easy, assembling is faster and more efficient, and therefore the using effect is improved.

A detachable composite filter element device and water purifier include a first filter component and a second filter component. The first filter component has a first mounting portion at one end, and the second filter component has a second mounting portion at the corresponding end; the first and second mounting portions are detachably connected. It also includes a locking element, which is movably mounted on either the first or second mounting portion and has a latch at one end. The second or first mounting portion has a corresponding latch groove for the latch to engage and lock. The other end of the locking element can be pressed to disengage the latch from the latch groove and unlock. This invention enables quick assembly and disassembly of the two filter components, is convenient to operate, facilitates filter element replacement, and saves labor costs for maintenance personnel.

The utility model belongs to the technical field of mattresses, and particularly relates to a detachable mattress which comprises a protective sleeve, a positioning frame is arranged in the protective sleeve, a spring cushion is fixedly connected to the inner wall of the positioning frame, a connecting strip is fixedly connected to the side wall of the spring cushion, a connecting groove is formed in the connecting position of the positioning frame and the connecting strip, and the positioning frame is fixedly connected with the spring cushion through the connecting groove. A baffle attached to the outer wall of the positioning frame is fixedly connected to the edge of the inner wall of the positioning frame, a bottom plate attached to the outer wall of the baffle is arranged at the bottom end of the spring cushion, the spring cushion is placed in the positioning frame by arranging the connecting strip and the baffle, the connecting strip is embedded into the connecting groove, stable installation operation of the spring cushion is achieved, and then the spring cushion is fixed to the positioning frame. The bottom plate is placed at the bottom end of the spring cushion through the four sets of baffles, meanwhile, the jute cushion piece and the wool cushion piece are sequentially placed at the top end of the spring cushion through the four sets of baffles, and the situation that the cushion piece in the mattress is folded during disassembly and assembly, and consequently the mattress is uneven is avoided.

The utility model relates to label stripping technical field discloses a kind of self-adhesive label stripping positioning device, including rack, the right side fixedly connected with storage pole of rack, the outer wall top of storage pole is equipped with multiple limit holes, the outer wall slidingly connected with sliding block of storage pole, the outer wall top of sliding block is fixedly connected with baffle, the inner wall rotationally connected with rotating shaft of sliding block, the outer wall rotationally connected with baffle pole of rotating shaft, the right side fixedly connected with spring one of sliding block, the right end fixedly connected with limit block of spring one, the top fixedly connected with casing of limit block. In the utility model, through the cooperation of slidable elastic component, different width label roll can be quickly adapted, the efficiency of changing material is improved, the coaxiality is guaranteed, the assembly error is reduced, the precision and stability of different size label processing are significantly improved, and the equipment debugging difficulty and downtime are reduced.

This utility model belongs to the field of safety guardrail technology, and particularly relates to a quick disassembly and assembly device for a safety guardrail of an exhaust gas treatment equipment. It includes a column, with mounting brackets welded to both sides of the column's outer wall. A connecting groove is formed on the outer wall of the mounting bracket, through which a connecting column passes. A disassembly / assembly head is welded to one end of the connecting column, and a limiting sleeve fitted onto the outer wall of the mounting bracket is welded to the bottom end of the disassembly / assembly head. A connecting rod is welded to the outer wall of the disassembly / assembly head. By using the disassembly / assembly head, the operator inserts the connecting column on the outer wall of the disassembly / assembly head into the connecting groove on the outer wall of the mounting bracket. Then, the operator rotates the disassembly / assembly head, causing the limiting sleeve to fit over the mounting bracket, thereby quickly installing the connecting rod on the outer wall of the disassembly / assembly head onto the mounting bracket. Finally, the operator inserts the guardrail body into the mounting groove on the outer wall of the connecting bracket and fixes the guardrail body with fastening bolts, achieving a quick disassembly and assembly operation for the guardrail body.

This utility model relates to the field of synchronous belt processing technology, specifically a synchronous belt slitting machine, including a machine body, a synchronous pulley, a limiting pulley, a limiting sleeve, and a cutting device. The synchronous pulley is installed in the machine body and driven by a motor. The limiting pulley is installed in the machine body, and the limiting sleeve is installed on the surface of the machine body. The cutting device is installed on the surface of the limiting sleeve. The cutting device includes a mounting bracket located on one side of the limiting sleeve. This utility model, by setting up the cutting device, can realize the synchronous fixing of multiple sets of cutting parts through the cooperation of screw one and two extrusion plates. During adjustment, simply slide the cutting part to the target position, rotate knob one and screw one to drive the two extrusion plates to move along the guide rod, clamp the protrusions of all cutting parts, and complete the positioning of all cutting blades at one time. There is no need to operate one by one, which greatly reduces the adjustment steps, reduces the operation intensity, and significantly improves the adjustment efficiency.

The utility model relates to a static contact segmented bending processing device, which belongs to the technical field of static contact bending, and comprises a workbench, the upper part of the workbench is fixedly connected with a bracket, the upper part of the bracket is fixedly provided with a movable electric push rod, the output end of the movable electric push rod is fixedly provided with a fixing mechanism, and the upper part of the bracket is fixedly provided with a bending electric push rod. A clamping push plate is pressed down by rotating a clamping bolt to clamp and fix a static contact arm, a movable electric push rod is started to move the part, needing to be bent, of the static contact arm to the position below a fast-assembly folding knife, a bending electric push rod is started, a bidirectional bending frame is selected to move upwards or downwards according to the angle needing to be bent, and then the static contact arm is bent. The bidirectional bending frame drives the fast-assembly folding knife to extrude the static contact arm so as to bend the static contact arm, the rotating clamping frame can rotate on the rotating block, the length of the rotating clamping frame can be changed in cooperation with the telescopic rod, the bending effect cannot be affected, and the movable electric push rod is used for moving the static contact in a telescopic mode to achieve segmented bending operation.

The utility model discloses a high sealed faucet assembly, including faucet piece and water inlet pipe, the faucet piece bottom position is connected with water inlet pipe, water inlet pipe is connected with water source through the pump body, one side of faucet piece is provided with the valve body of rotation, the valve body is through the rotation axis and is matched with faucet piece, is used for controlling the on -off of faucet piece inside water flow, realizes efficient water -out processing. This high sealed faucet assembly, the fitting mechanism extrudes the gasbag with the help of the rotating block, drives the inflation gasbag closely fits the faucet piece and the water inlet pipe junction, and the seal reliability is ensured in combination with the spring difference design, effectively solve the leakage problem under the high pressure water flow, avoid water resource waste, the elastic bellows in the water outlet mechanism can adjust the water outlet position flexibly, and the impeller drives the cleaning strip to wipe the water outlet hole in real time, prevents the impurity block, and guarantees the even and efficient water outlet. The water draining frame on the rotating block can receive the splashing water drop, reduces the erosion of parts.

The utility model discloses detachable glass stirrer thermometer mounting structure relates to thermometer installation technical field. The utility model discloses including the reaction kettle cover, stirring subassembly, temperature measuring sleeve and temperature measuring component, still including support outer tube, first limit piece, second limit piece, outer positioning frame and inner positioning frame. The utility model discloses through the axial movement of moving ring along the guide rod of screwing limit screw rod, control first limit piece and second limit piece go up and down and move, cooperate and push the inside sliding of outer slide groove and make the push plate drive the synchronous rotation of multiple groups of rotating parts meshed with it to the inside of inner slide groove, and the top pressing of outer positioning frame is pressed to rotating part conveniently, thereby fastening temperature measuring sleeve to the temperature measuring mouth department of reaction kettle cover, and when second limit piece rotates to the perpendicular state, and the top pressing of inner positioning frame is pressed to sliding part by screwing limit bolt and going down, thereby fastening temperature measuring component to the inside of temperature measuring sleeve.

The utility model discloses a sealed tray box, the child side piece includes the child upper tube, child lower tube of welding in the upper and lower ends of child connecting plate, two child baffle are welded in the both sides of child upper tube and child lower tube respectively, and the nut is welded on two child baffles, the female side piece includes the female upper tube, female lower tube of welding in the upper and lower ends of female connecting plate, two female baffles are welded in the both sides of female upper tube and female lower tube respectively, and the child side piece and female side piece are extruded and connect through child connecting plate and female connecting plate, and the bolt is in proper order through female baffle, child baffle and nut thread connection. The utility model discloses can effectively avoid the defect that the sealing strip viscosity is insufficient, needs to replace regularly, plays better sealing effect, through the extrusion connection and bolt fastening structure of child side piece and female side piece, has guaranteed the connection stability of the each component of box body, effectively prevents the sealing failure problem of vibration during transportation.

This utility model relates to the field of gas burner technology, specifically a high-efficiency and energy-saving gas burner, comprising a device body, which includes an outer shell, an adjustment component, and a filter component. The outer shell has a connector at its front end and a flame nozzle at its outer end. A fan is located at the rear end of the outer shell. A controller is connected to one side of the fan, and an air inlet pipe is located on the other side. A rear cover is provided on the outside of the controller and the fan. The adjustment component is located at the bottom of the outer shell and includes a base and a movable frame. The filter component is located at the front end of the air inlet pipe and includes an outer frame and a mounting frame. It allows for vertical rotation adjustment of the flame nozzle, reducing losses caused by incomplete combustion, improving the thermal efficiency of the equipment, facilitating effective filtration of the air entering the burner, and preventing dust particles in the external gas from affecting the burner.

The utility model relates to the technical field of wall-mounted Bluetooth sound equipment, in particular to a wall-mounted Bluetooth sound equipment structure, which comprises a wall-mounted frame, a cross-shaped power connection seat is fixedly connected to the front surface of the wall-mounted frame, a shunt connection seat is arranged on the front surface of the cross-shaped power connection seat, shunt joints are uniformly arranged on the front surface of the shunt connection seat, and the shunt joints are connected with the cross-shaped power connection seat. Contact connectors are arranged at the four corners of the two sides of the cross-shaped power connection base, the front face of the wall hanging frame is sleeved with a sound box frame, a main fixed sound box is arranged in the center of the front face of the sound box frame, and movable sound boxes are arranged at the four corners of the two sides of the sound box frame. According to the utility model, through the arrangement of the wall-mounted rack, the cross-shaped power connection seat, the contact joint, the sound equipment rack, the main fixed sound equipment, the movable sound equipment, the contact connection seat and the positioning rubber pad, the equipment can carry out stereo use operation which is more adaptive to the wall-mounted Bluetooth sound equipment; a worker can fix and install the whole wall hanging frame on a wall surface through the wall hanging foot stools on the two sides of the back and the fixing screw holes.

The utility model relates to the field of heat exchangers, and discloses a mounting mechanism of a heat exchanger, which comprises a heat exchange tube, support components are arranged on the front and rear parts of the bottom surface of the heat exchange tube, a fixing mechanism is arranged on the lower part of each support component, each support component comprises a support frame, and the support frames are fixedly connected with the heat exchange tube. A bottom plate is fixedly connected to the bottom of the supporting frame, a plurality of mounting openings are formed in the middle of the bottom plate, the fixing mechanism comprises a supporting plate, an adjusting assembly is arranged in the middle of the top face of the supporting plate, a mounting plate is arranged on the upper portion of the adjusting assembly, and sliding rods are fixedly connected to the left portion and the right portion of the top face of the supporting plate. And the sliding rod penetrates through the mounting plate and is in sliding connection with the mounting plate. According to the heat exchanger, through mutual cooperation of the bottom plate, the installation opening, the limiting plate, the adjusting rod, the fixing rod, the limiting rod and the like, rapid disassembly and assembly operation of the heat exchanger can be achieved, a plurality of bolts do not need to be screwed, and more time-saving and practical effects are achieved.

The utility model relates to the technical field of optical lenses, in particular to an optical lens cleaning device which comprises a device body, a limiting assembly is embedded in the device body, a bottom cavity is formed in the bottom end in the device body, and the outer side of the device body and the outer side of the bottom cavity are connected with an input pipe and a drainage pipe respectively. The limiting assembly comprises a limiting frame, a first clamping assembly and a second clamping assembly, wherein the first clamping assembly and the second clamping assembly are arranged on the surface of the limiting frame, and each of the first clamping assembly and the second clamping assembly comprises a clamping frame and a bottom cover which are fixedly connected. Through the limiting frame connected with the inner wall of the device main body, the effect of quick disassembly and assembly operation is achieved, the effect of clamping and fixing a lens is achieved through the clamping frame arranged to be a conical frame, the effect of supporting the clamping frame is achieved through the bottom cover, and the effect of facilitating clamping and fixing of the clamping frame is achieved through a spring rod.

The utility model discloses a high-strength protection type water meter counter. The high-strength protection type water meter counter comprises a protection mechanism and a water meter counter body. A dial plate is installed on the upper side of the water meter counter, connecting pipes are installed at the two ends of the water meter counter, the protection mechanism is composed of a protection shell and a sealing cover, through holes are formed in the two ends of the protection shell, the connecting pipes are fixed in the through holes, and the sealing cover is rotationally installed on the upper side of the protection shell; drying mechanisms are mounted on the two sides of the interior of the protective shell, and each drying mechanism is composed of a filler cavity and a drying agent. The protection mechanism is mainly used for protecting the water meter counter from being influenced by external environments such as dust, moisture and collision, a drying agent used by the drying mechanism such as a silica gel drying agent has high moisture absorption capacity, moisture in air in the protection mechanism can be absorbed, the water meter counter is prevented from being damaged by the moisture, and the service life of the water meter counter is prolonged. For example, the problems such as moisture short circuit of electronic components and rusting of mechanical parts are avoided.

The utility model relates to GU10 lamp holder technical field discloses a kind of buckle wire insertion type GU10 lamp holder structure, including first installation shell and second installation shell, first installation shell is provided with plastic base, and plastic base is provided with conducting part, first installation shell is provided with buckle, and second installation shell is provided with clamping groove;When first installation shell and second installation shell merge, buckle and clamping groove form clamping cooperation, realize the locking state of first installation shell and second installation shell;Through the clamping cooperation of buckle and clamping groove, the inclined surface cooperation of insertion inclined block and insertion hole, form double mechanical locking structure, effectively enhance the locking strength of first installation shell and second installation shell, avoid the problem of loosening due to external force impact or long-term use;Meanwhile, the elastic deformation characteristics of elastic strip provide pre-tightening force buffer for dismounting operation, so that it can be quickly clamped by elastic deformation during installation, and the locking can be released by pressing elastic strip during disassembly.

The utility model relates to metallurgical industry temperature measurement related technical field especially, relates to a kind of anti-oxidation molten steel continuous temperature measurement probe structure, including temperature measurement probe main part, the outer wall coaxial sleeve of temperature measurement probe main part is equipped with protective base, the surface of the protective base is fixedly connected with protection mechanism, the bottom surface of temperature measurement probe main part is provided with encapsulation mechanism.The anti-oxidation molten steel continuous temperature measurement probe structure, through the setting of protection mechanism, outer layer (ceramic layer), intermediate layer (alloy layer) and inner layer (graphite layer) are cooperated through material characteristics and structural design, form composite protection system, guarantee temperature measurement accuracy and equipment reliability, simultaneously, through the setting of encapsulation mechanism, protection base and temperature measurement probe main part can be quickly disassembled and assembled, simple and fast.

The utility model discloses a kind of heating ventilation air conditioner air outlet air filtration purification structures, belong to heating ventilation air conditioning technical field.The utility model adopts technical scheme for a kind of heating ventilation air conditioner air outlet air filtration purification structure, including the air duct shell in air conditioner air outlet, the air duct shell middle part is rotatably connected with purification assembly, the purification assembly has four circumferential equidistant settings, mutually intercommunicating channel mouth, every described channel mouth is detachably connected with filter assembly;The utility model is through the design of rotatably connected purification assembly and detachable filter assembly, realizes multi-channel filtration switching, avoids the efficiency drop caused by single filter screen blockage, simultaneously simplifies maintenance process by modular structure, with the advantages of improving filtration efficiency, reducing energy consumption and convenient maintenance.

This utility model relates to the field of mineral water production technology and discloses a filling nozzle for mineral water production, including a nozzle and a water delivery pipe. The water delivery pipe is disposed above the nozzle, and a sealing cylinder is fixedly connected to the upper end of the nozzle. A sealing ring is fixedly connected inside the sealing cylinder. One end of the water delivery pipe is sleeved inside the sealing cylinder. A first fixing block is fixedly connected to both sides of the sealing cylinder, and a second fixing block is fixedly connected to both sides of the water delivery pipe. Each first fixing block has a locking mechanism inside. This utility model allows for quick disassembly and assembly of the nozzle and water delivery pipe by controlling the movement of a locking rod when cleaning the internal deposits of the nozzle after long-term use. The disassembly and assembly process is convenient and, compared to traditional installation methods using bolts, requires less time and is more efficient, further improving the efficiency of nozzle cleaning.

This utility model relates to the technical field of bathroom mirror light equipment, specifically a bathroom mirror light that is easy to assemble and disassemble. It includes a screw-in ring seat, a lamp body housed inside the screw-in ring seat, a sealing component on the surface of the screw-in ring seat, and a lampshade assembly at the bottom of the screw-in ring seat. The sealing component includes an annular rubber ring, and one end of the annular rubber ring is fixedly connected to a top-mounting ring seat. The lampshade assembly includes a lampshade, and the lampshade is movably mounted at the bottom of the screw-in ring seat. This utility model, through the design of the screw-in ring seat, lamp body, annular rubber ring, top-mounting ring seat, shrink groove, shrink spring, first sealing ring, second sealing ring, mounting holes, and screw threads, allows for more convenient assembly, disassembly, and maintenance of the bathroom mirror light. In actual use, the operator first secures the entire lamp body onto the bathroom mirror through the mounting holes at the center of its surface.

This utility model discloses an angular spring positioning pin with compensation function, including a diamond pin, a spring, a sliding member, a fixing component, and an upper end cover. The fixing component has a cavity, and the spring and sliding member are horizontally positioned within the cavity, with both ends of the spring contacting the sliding member and the fixing component respectively. The top of the fixing component has a circular hole connecting to the cavity. The upper end cover is annular and is fixed to the outer edge of the hole on the top of the fixing component by bolt a. A crossbar is provided inside the upper end cover, and the top of the sliding member has a mounting hole. The diamond pin rotates around the crossbar, with its lower end inserted into the mounting hole and its upper end inserted into the pin hole of the workpiece. In use, rotating the diamond pin causes its lower end to pass through the mounting hole, driving the sliding member to compress the spring. The spring rebounds, causing the upper end of the diamond pin to compress the pin hole. This utility model can automatically and flexibly compensate for accumulated errors under frequent disassembly and assembly or dynamic loads, preventing low positioning accuracy of the workpiece or damage to the workpiece.

This application discloses a yarn twisting frame device for preventing yarn strand collisions, relating to the field of yarn twisting frame technology. It includes a workbench and a control cabinet located on one side of the workbench. A crossbeam is installed between the positioning seats of two upright columns, and a connecting component is installed on the positioning seat. Mounting seats are slidably mounted on the crossbeams, and supporting components are provided on the front and rear ends of the mounting seats. A driving component is installed in the upper part of the mounting seat. A locking mechanism is also provided in the upper part of the mounting seat. A distance measuring component is installed on the upper side wall of the mounting seat. A yarn guiding mechanism is provided at both the front and rear ends of the top of the workbench. This invention, through the cooperation of the crossbeams, mounting seats, supporting components, and locking mechanism, facilitates improved anti-collision effects when unwinding yarn from the yarn bobbin. Furthermore, by cooperating with the distance measuring component and the driving component, it further prevents yarn collisions caused by changes in the thickness of the yarn layer wrapped around the yarn bobbin during unwinding.

The utility model discloses integrated cutting and sewing equipment which comprises a workbench, a control panel is arranged on the front end face of the workbench, a sliding seat is arranged on the upper end face of the workbench in a sliding mode, a limiting frame is detachably arranged on the upper end face of the sliding seat, mounting plates are arranged at the left end and the right end of the limiting frame, and mounting rods are rotationally arranged on the two mounting plates. Mounting seats corresponding to the mounting rods are arranged at the left end and the right end of the sliding seat, clamping blocks are arranged on the inner walls of the two mounting seats, mounting grooves corresponding to the clamping blocks are formed in the two mounting rods, clamping grooves corresponding to the clamping blocks are formed in the sides, away from the mounting grooves, of the two mounting rods, a support is arranged on the upper end face of the workbench, and electric push rods are symmetrically arranged at the top end in the support; limiting seats are arranged at the bottom ends of the two electric push rods, adjusting seats are rotationally arranged on the left side and the right side of the upper end face of the workbench, mechanical arms are arranged at the upper ends of the two adjusting seats, a cutting machine head and a sewing machine head are arranged on the two mechanical arms correspondingly, and through the design of the limiting frame, cloth can be conveniently and rapidly installed and limited.

This utility model relates to a heat-dissipating receiver housing in the field of receivers. It includes a middle housing with a shelf inside. Compression springs are installed on both the left and right sides of the inner wall of the shelf, and clamping plates are attached to the ends of the compression springs. Thermally conductive silicone blocks are installed around the top surface of the shelf. After a circuit board is placed in the inner cavity of the shelf, the compression springs on the shelf drive the clamping plates closer to the circuit board, causing the clamping plates to engage with the outer side of the circuit board. Compared to traditional screw fixing methods, this mechanism allows for quick tool-free assembly and disassembly. The thermally conductive silicone blocks attract and dissipate the heat generated by the circuit board during operation, thus achieving efficient heat dissipation and preventing heat accumulation that accelerates component aging.

The invention discloses an intelligent detector stepping automatic installation device and method for TBM excavation, and relates to the technical field of tunnel advanced detection.The device comprises two mechanical arms arranged on the front portion and the rear portion of a TBM trailer, charging bins are positioned and placed beside the two mechanical arms, the charging bins are used for arranging and inserting a plurality of detectors, and each detector comprises a cylindrical shell; the end part of the cylindrical shell is rotatably provided with a locking nut, and after the cylindrical shell sleeves the outer side of the anchor rod, the locking nut is screwed with the anchor rod in a threaded manner. The detector at the end of the rear anchor rod is detached and placed in the charging bin to be charged through the rear mechanical arm, a closed operation system for rolling cyclic utilization of the detector is integrally formed, the circulating system is stably and cooperatively carried out along with the tunneling work of the TBM, the workload of manual operation is saved in an automatic mode, and the working efficiency is improved. And the dismounting efficiency and the equidistant arrangement precision of the detector are ensured.

The utility model discloses a heat dissipation and dust prevention integrated floor sweeping robot base station shell, and relates to the technical field of floor sweeping robot base stations, a right quick-release dust prevention and heat dissipation mechanism comprises a fixing strip fixedly connected to the right side of the base station shell, and the fixing strip is fixedly connected with a U-shaped buckle plate through two spring rods; the right side of the U-shaped buckling plate is fixedly connected with a pressing strip, the U-shaped buckling plate is slidably connected with two clamping sleeves, a heat dissipation dustproof pipe is fixedly connected between the two clamping sleeves, and the left end of the heat dissipation dustproof pipe is fixedly connected with three positioning rods. And the heat dissipation dustproof pipe can be quickly disassembled and assembled, the steps are simple, and cleaning and maintenance can be conveniently conducted at any time.

The present application provides a kind of electric screwdriver, it includes shell, output device, electric screwdriver head device and transmission device.Output device is arranged in the top end inside shell, and the bottom end of output device is provided with motor shaft;Electric screwdriver head device includes bit holder;Bit holder is rotatably connected with shell, and bit holder is located below motor shaft, and the bottom end of bit holder extends out the bottom end of shell;Transmission device is arranged inside shell, and transmission device connects motor shaft with bit holder.Electric screwdriver head device includes bit holder, bit body and fastening assembly.Electric screwdriver drives bit holder to rotate by output device, and bit holder is rotatably connected with shell, and bit body is inserted with bit mounting slot, and it is convenient to replace different models of bit body, so as to disassemble and assemble different screws;Fastening assembly connects bit holder with bit body, and fastening assembly is convenient for bit body and bit holder to be quickly disassembled, and improve the stability of bit body and bit holder connection, improve the stability and practicality of electric screwdriver structure during use.