392results about How to "Realize limit fixation" patented technology

The utility model relates to the technical field of driving modules, and provides an electric curtain driving module aiming at the condition that the output torque of a driving belt pulley, directly driven by a motor, of a traditional electric curtain is limited, the electric curtain driving module comprises a driving box and a power box, and the power box is located at the bottom of the driving box; a driving belt pulley is rotationally connected into the driving box; a driving motor and a gear reducer are arranged in the power box; the output end of the driving motor is in driving connection with the input end of the gear reducer; the input end of the gear reducer is in driving connection with the driving belt pulley through a transmission assembly; the power box is connected with the driving box through a connecting assembly. The effect of improving the output torque of the driving belt wheel is achieved.

The invention relates to the technical field of laser scribing equipment, and particularly provides laser scribing equipment for manufacturing and processing a perovskite photovoltaic module. Comprising a workpiece conveying table and a laser scribing mechanism, and two positioning assemblies matched with each other are assembled on the workpiece conveying table; the workpiece conveying table comprises a conveying rack and a lifting rack assembled on the conveying rack, a plurality of conveying rollers used for jointly and horizontally conveying photovoltaic panels are installed at the lifting end of the lifting rack, and air cooling structures are arranged on the conveying rollers. According to the photovoltaic panel machining and conveying device, the two positioning assemblies matched with each other are arranged, and the side blocking assemblies capable of ascending, descending and avoiding are arranged in the positioning assemblies, so that a photovoltaic panel can be quickly repositioned in the machining and conveying process of the photovoltaic panel; through the uniform distribution of the plurality of conveying rollers and the cooling structures of the conveying rollers, the whole plate surface of the photovoltaic panel can be uniformly covered and cooled.

The invention belongs to the technical field of warning lamps, and particularly relates to a solar warning lamp device and an assembly thereof.The device comprises a shell, a warning lamp and a photovoltaic assembly are fixedly installed on the outer wall of the shell, a positioning assembly is arranged in the shell, and an auxiliary installation mechanism and a fixing mechanism are arranged above the positioning assembly; the auxiliary installation mechanism comprises a protruding block, the protruding block penetrates through the outer wall of the shell and is in sliding connection with the outer wall of the shell, and a transverse rod is fixedly connected to the outer wall of the protruding block. According to the solar warning lamp device and the assembly thereof, through the use of the positioning assembly, the auxiliary installation mechanism and the fixing mechanism, in the installation process of the device, only the top of the device needs to be aligned with a high-voltage line, operation is convenient in the installation process, meanwhile, direct contact with the high-voltage line is not needed, and the device is convenient to use.

The invention belongs to the technical field of PCB electronic component testing, and particularly relates to a PCB electronic component resistance testing system for environmental protection equipment, which comprises a feeding module, the feeding module adopts a conveying belt assembly to convey a PCB electronic component to be tested to a position below a testing module, the testing module comprises a testing box, a probe contact mechanism and a watch hand driving mechanism, the testing box is fixed above the feeding module in a suspended mode, a probe contact mechanism is installed in the testing box in a lifting mode, a meter hand driving mechanism is arranged above the probe contact mechanism, and the meter hand driving mechanism is used for conducting communication between testing meter hands of the meter hand driving mechanism and a plurality of testing probes on the probe contact mechanism. According to the invention, the abrasion or damage to the PCB caused by frequent contact between the test pointer and the PCB can be avoided, and the accuracy of the resistance test of the PCB can be improved.

The invention belongs to the technical field of semiconductor processing, and particularly discloses a processing auxiliary device for thinning a wafer, which comprises a base body and at least one limiting piece, the limiting piece is connected with the end part of the base body, the limiting piece is provided with a mounting hole, the mounting hole is used for mounting and placing the wafer, and the limiting piece is arranged on the base body. The wafer is detachably connected with one end of the base body, and the height difference between the limiting piece and the end portion of the base body is smaller than the height difference between the wafer to be machined and the end portion of the base body. According to the invention, the wafer breaking or bending phenomenon can be reduced while the wafer thinning quality is ensured.

The invention relates to the technical field of automobile part processing, in particular to a composite motor end cover which comprises a cover body and a sealing plate, the cover body is provided with a front cavity, a shaft penetrating hole and a back cavity, the shaft penetrating hole is provided with an upper preset groove and a lower preset groove, an upper oil storage box is installed in the upper preset groove, and a lower oil storage box is installed in the lower preset groove. A first inflow hole and a second inflow hole are formed in the upper preset groove, a first overflow hole and an overflow hole are formed in the lower preset groove, drainage pipes are inserted into the first inflow hole, the second inflow hole, the first overflow hole and the second overflow hole, a driven ring body is installed on the inner side of the shaft penetrating hole, and a vertical moving frame is installed on the lower oil storage box. The lower end of the vertical moving frame is fixedly connected with a piston rod of which the lower end is connected with a piston disc; the circulating oil channels are formed at different angles of the cover body, so that the bearings in the bearing chambers are fully lubricated and cooled, and the heat dissipation efficiency of the motor end cover is improved; the invention also provides a processing technology of the composite motor end cover.

The utility model discloses a motor disassembling and assembling device which comprises an operation platform, a horizontal moving platform is arranged on the operation platform, a lower positioning plate is arranged on the horizontal moving platform, an upper mounting plate and a lower mounting plate are arranged above and below the operation platform respectively, and the upper mounting plate and the lower mounting plate are connected through a plurality of guide rods. The upper mounting plate and the lower mounting plate are in transmission connection with the telescopic end of the upper hydraulic cylinder and the telescopic end of the lower hydraulic cylinder respectively, a lifting adjusting mechanism is arranged on the upper mounting plate, an upper ejector pin is arranged on the lifting adjusting mechanism, and a lower ejector pin is arranged on the lower mounting plate; according to the scheme, through cooperation of the upper ejector pin and the lower ejector pin, abutting positioning of the two ends of the rotor can be achieved, the stator of the motor can be fixed through the lower positioning plate, position adjustment of the stator in the horizontal direction can be achieved through the horizontal moving platform, and therefore the coaxiality deviation between the rotor and the stator is reduced, and the dismounting and mounting precision is improved; and damage caused by disassembly and assembly is reduced.

The invention relates to the technical field of pigment characteristic detection, in particular to an infrared reflection pigment characteristic detection device and a detection method thereof.The infrared reflection pigment characteristic detection device comprises a detection box and a detection module arranged in the detection box, a supporting base is fixedly installed at the lower end of the detection box, and an inlet is formed in the detection box; a sliding plate is slidably connected to the detection box, a limiting assembly used for limiting and fixing a sample plate is arranged on the sliding plate, a protective drying mechanism is arranged on the sliding plate, and through cooperation of a door closing mechanism and protective covers, the two protective covers are far away from each other and drive two connecting blocks to be far away from each other; the connecting blocks drive the moving blocks to extrude the second springs, the two moving blocks are far away from each other, under the action of the connecting supporting rods, the two moving doors are close to each other and make contact with each other, at the moment, the two protective covers are moved away from the sample plate, the two moving doors can automatically seal the inlet, and convenience is improved.

The invention discloses a multifunctional universal quick-change connector, and relates to the technical field of engineering machinery, the multifunctional universal quick-change connector comprises a universal quick-change connector body, the universal quick-change connector body comprises a swing oil cylinder and a connecting mechanism, the swing oil cylinder comprises a cylinder barrel and a piston rod, and an annular notch is formed in the outer surface of the lower end of the cylinder barrel; the inner wall of the annular notch is movably sleeved with a lifting sleeve, a plurality of arc-shaped wiping layers are detachably arranged on the inner wall of the lifting sleeve, an elastic piece is arranged between the lifting sleeve and the annular notch, an elastic connecting block is fixed to the outer surface of the lifting sleeve, and an abutting assembly used in cooperation with the elastic connecting block is arranged on the piston rod. In the using process, dirt such as dust attached to the arc-shaped wiping layer can be prevented from being shaken off in time.

The invention relates to the technical field of metallurgical part post-processing, in particular to metallurgical part forming post-processing equipment and method.The metallurgical part forming post-processing equipment comprises a workbench, and a linear guide rail is arranged on the upper surface of the workbench. Comprising the following steps of feeding and conveying, positioning and locking, up-and-down staggered grinding, rotary grinding and unlocking and discharging, a plurality of spline rotors are conveyed through a linear guide rail and a moving seat, automatic grinding is conducted through an up-and-down staggered grinding mechanism and a driving rotary grinding mechanism, and batch circulating conveying type automatic grinding is achieved; integrated accurate positioning and locking fixing of a plurality of spline rotors are achieved through the positioning and locking mechanism, stable clamping and fixing of the spline rotors are achieved through the step sleeve and the hollow triangular chuck, and limiting and fixing between the grinding head and the step sleeve are achieved by inserting the positioning insertion pin into a center hole of the step sleeve.

The invention relates to the technical field of cable bridges, in particular to a cable bridge connecting piece and a cable bridge assembly.The cable bridge connecting piece comprises two bridge main plates, a plurality of sliding clamping plates are fixedly installed on the bridge main plates, a plurality of locking through holes are formed in the bridge main plates, and a rotating cover plate is rotationally connected to the bridge main plates; the bridge main plates are provided with locking components, the locking components are used for locking the bridge main plates and the rotating cover plates, the bridge main plates are supported and limited by arranging the connecting components, the limiting components, the connecting plates and the sliding clamping grooves, and then the stability of the connecting position of the two bridge main plates is improved; the movable push plate is pulled towards the side away from the fixed seat body, the T-shaped connecting plate can move towards the side close to the connecting plate, in the moving process of the T-shaped connecting plate, the T-shaped connecting plate extrudes a second spring and drives a piston clamping column to sequentially stretch into a connecting through hole and a locking through hole, and the bridge main plate is limited and fixed.

The invention relates to the technical field of polishing, in particular to an environment-friendly sand suction and dust removal system for workpiece polishing, which comprises a polishing working bin, a suction connecting pipe is arranged on the polishing working bin in a communicating manner, a shunt connecting pipe is arranged on the suction connecting pipe in a communicating manner, and two communicating branch pipes are arranged on the shunt connecting pipe in a communicating manner; the two communicating branch pipes are both slidably connected with blocking sliding plates, the two communicating branch pipes are both slidably provided with filtering plates, the ends, away from the flow dividing connecting pipe, of the two communicating branch pipes are provided with suction pipes in a communicating mode, a negative pressure fan is arranged in the suction pipes, and through cooperation of the blocking sliding plates and the pre-wetting component, the negative pressure fan is arranged in the suction pipes; when the blocking sliding plate slides downwards, a square piston extrudes water in a liquid collecting box body through a liquid outlet connecting bent pipe, the water enters a liquid separation transverse pipe and is finally sprayed out of an atomization spray head, and the sprayed water is used for wetting a filter plate, so that dust flying during disassembly of the filter plate is reduced, and the environmental protection performance is improved.

The utility model discloses a relay assembling base which comprises a shell and a limiting mechanism. A conductive seat is arranged in the middle of the upper end of the shell, and avoiding grooves are formed in the upper side of the interior of the shell; the limiting mechanism comprises guide sliding columns, mounting plates, transverse plates and a limiting plate, the guide sliding columns are arranged in the shell, the guide sliding columns are slidably connected with sliding holes formed in the lower sides of the right ends of the mounting plates, the transverse plates are arranged on the upper sides of the opposite inner side faces of the two mounting plates, and the transverse plates are located in the vertically adjacent receding grooves correspondingly; limiting plates are arranged at the ends, close to the center in the shell, of the transverse plates. The relay assembly base further comprises a wiring terminal, the wiring terminal is arranged at the right end of the shell, the relay assembly base can replace a traditional mode that a relay is limited and fixed through bolt body connection, operation is easy, meanwhile, self-locking can be achieved through a lead screw structure after the position of a limiting plate is adjusted, and the working efficiency is further improved.

The utility model relates to the technical field of frame welding, in particular to a frame welding tool which comprises a workbench, a movable cavity is formed in the top of the workbench in a penetrating mode, an extrusion plate is installed below the workbench in a lifting and sliding mode, a plurality of installation bases transversely and longitudinally slide in the movable cavity, and the bottoms of the installation bases abut against the extrusion plate. By lifting the extrusion plate, the multiple installation bases with the horizontally-placed positions adjusted are extruded, limited and fixed at the same time, screws do not need to be disassembled and assembled, limiting and fixing of the installation bases are achieved, the beneficial effect of being high in assembling and disassembling efficiency is achieved, the welding efficiency is preliminarily improved, and the welding quality is improved. And the rotatable Y-shaped supporting bases are installed on the tops of the multiple installation bases in a lifting mode, the heights of the Y-shaped supporting bases are adjusted respectively, therefore, frames of different specifications are effectively supported and fixed, the beneficial effect of being convenient to adjust is achieved, and the welding efficiency is further improved.

The invention provides electronic equipment. Comprising a case, a fan mounting plate and a fan module, the case comprises a first bottom plate, and a containing space is formed in the case; the fan mounting plate is located in the accommodating space, and the fan mounting plate is fixedly connected to the first bottom plate; the fan module is located in the containing space and comprises a fan frame and a fan, the fan frame comprises a second bottom plate, a first side plate and a second side plate, the second bottom plate is detachably connected with the fan mounting plate, the first side plate and the second side plate are connected to the two sides of the second bottom plate respectively, and the first side plate and the second side plate are detachably connected to the fan mounting plate. The first side plate and the second side plate are oppositely arranged in the length direction of the electronic equipment, and the second bottom plate, the first side plate and the second side plate are matched to fix the fan. According to the technical scheme, the electronic equipment can have good heat dissipation performance.

The utility model relates to the technical field of nickel base alloy smelting, and provides a nickel base alloy induction smelting feeding device which comprises a shell, an access door is fixedly connected to the upper end of the front face of the shell through a hinge, connecting bases are fixedly connected to the two sides of the bottom end of the shell, and a discharging hopper is fixedly connected to the top end of the shell. The device comprises a shell, fixing plates are fixedly connected to the upper ends of the two sides of the inner wall of the shell, servo motors are fixedly connected to the two sides of the back face of the shell, and the output ends of the servo motors extend into the shell and are fixedly connected with pressing rollers through couplings. And the elastic force of the reset spring is utilized to enable the positioning block to slide and be clamped into the proper positioning groove, so that the overall height of the outer discharging pipe and the inner discharging pipe can be changed, the mounting requirements of different induction furnace feeding ports are met, the complexity and inconvenience that the height needs to be adjusted and heightened due to different heights of the induction furnace feeding ports are avoided, and the applicability is improved.

The large-temperature-difference heat exchange station comprises a heat exchanger, a circulating pump and a winding rod, the heat exchanger comprises a tube plate, two end covers and a heat exchange tube, the heat exchange tube is fixedly connected to the inner side of the tube plate, and the two end covers are symmetrically distributed on the two sides of the vertical center line of the heat exchanger; the inner sides of the two end covers are fixedly connected with partition plates, the inner side of one partition plate is slidably connected with a guide shaft, the other end of the guide shaft is fixedly connected with a cleaning roller, and bristles are arranged on the surface of the cleaning roller. The cleaning roller slides on the inner side of the heat exchange tube in a reciprocating mode through the winding rods on the two sides, so that the cleaning roller cleans dirt on the inner side of the heat exchange tube, meanwhile, the heat exchange tube is cleaned every day, the adhesion capacity of the dirt on the inner side of the heat exchange tube is poor, the cleaning roller can also rapidly clean the dirt, operation is easy, and the cleaning efficiency is high. The whole heat exchanger does not need to be disassembled.

The invention relates to the technical field of laser dotting inspection, in particular to a laser dotting detection device which comprises a bottom plate, four parallel supporting plates are fixedly arranged on the bottom plate, a carrying plate is fixedly arranged at the tail end of each supporting plate, and an inspection mechanism used for detecting materials to be machined is fixedly arranged on the carrying plate. By means of a clamping device arranged on a connecting plate, when a worker uses the device, the device is firstly moved to a proper position, and by means of a first extrusion plate arranged on the vertical face of a positioning plate and a second extrusion plate arranged on the horizontal face of the positioning plate, limiting and fixing of materials to be machined are achieved; when the double-rotor linear motor in the guide plate operates, the linkage plate fixedly connected with the double-rotor linear motor drives the clamped material to move, the reciprocating lead screw is driven to rotate through the clamping ring in the moving process, the rotating shaft drives the laser inspector fixedly connected with the rotating shaft to rotate, and comprehensive inspection of the material is achieved.

The utility model relates to the technical field of electromagnetic clutch assembly, in particular to a clamp tool for electromagnetic clutch assembly, which comprises a positioning box, a driving component is connected to the middle of the inside of the positioning box, a plurality of positioning components are circumferentially connected to the inside of the positioning box at equal intervals, and the driving component is used for driving the positioning components to move. The output end of the positioning assembly is fixedly connected with a stabilizing rod; the positioning assembly comprises a fixing frame, and a sliding rod is fixedly connected to the middle of the fixing frame. The outer side of the stabilizer bars is sleeved with the shell, then the driving assembly is started to pull the pull rope, the pull rope generates pulling force on the pull rod under the action of the pulley, so that the sliding block slides on the surface of the sliding rod, and the stabilizer bars are pulled through the connecting rod and tightly abut against the inner side wall of the shell. Therefore, the position of the shell is limited and fixed, the electromagnetic clutch is suitable for shells of different sizes, and the assembling requirement of the electromagnetic clutch is met.

The utility model discloses a hydrogen pressure stabilizing and metering device, which relates to the technical field of hydrogen fuel filling equipment and comprises an exhaust pipe, a stabilizing mechanism arranged below the exhaust pipe, a gas guide pipe fixedly communicated with the left end of the exhaust pipe, an electromagnetic valve arranged inside the gas guide pipe, a pressure sensor arranged inside the exhaust pipe and a flow meter arranged inside the exhaust pipe. The outer surface of the exhaust pipe fixedly communicates with a communicating pipe, the left end of the communicating pipe fixedly communicates with the outer surface of the gas guide pipe, a manual valve is arranged in the communicating pipe, and a filtering mechanism is arranged above the stabilizing mechanism and comprises a shell. Through the arrangement of the exhaust pipe and the filtering mechanism, impurities in hydrogen can be filtered by utilizing the filtering mechanism during use, so that the hydrogen entering the exhaust pipe is ensured to be pure enough, and the problem that the purity of the hydrogen entering the exhaust pipe cannot be ensured due to the fact that an existing device is not provided with a corresponding filtering device is solved; and the accuracy of a metering result is effectively ensured.

The bread slicing machine comprises a machine body, a platform and a lifting plate, the platform extending outwards is fixedly installed at the bottom of the machine body, a surrounding plate is fixedly installed on one side of the platform, a push plate is arranged in the surrounding plate, the side end of the push plate is inserted into a guide column in a penetrating mode, one end of the guide column is fixedly connected with a clamping plate, an inclined table is fixedly connected to the inner wall of the machine body, and the other end of the guide column makes contact with the inclined table. And the long screw is in threaded sleeve connection with the interior of the sliding plate. According to the bread maker, bread is pushed through the push plate, rapid slicing operation of the bread maker is achieved, the inclined table and the guide column are arranged to be matched, two-side clamping can be achieved through the clamping plates when the bread enters the machine body, rapid positioning of the bread is achieved, the slicing uniformity is improved, and the clamping plates can be separated when the bread is put in and taken out; a lifting plate is arranged at the top of the machine body, the position of the blade can be adjusted through cooperation of a long screw rod and a sliding plate, rapid adjustment can be conducted according to the slicing requirement, and limiting and fixing are achieved through a pressing plate after adjustment.

The utility model provides a tool assembly for machining a thin-wall bushing, which comprises a fixed seat, a fixed shaft is correspondingly arranged in the middle of one side of the fixed seat, and a placing groove matched with the thin-wall bushing in size is correspondingly formed in the middle of the other side of the fixed seat; a plurality of lug grooves are correspondingly formed in the periphery of a groove opening of the containing groove, and the number, the position and the depth of the lug grooves are matched with the number, the position and the thickness of lug plates on the thin-wall lining. A rectangular pressing block capable of rotating and pressing and fixing is correspondingly installed on one side of the lug groove in the fixing base, and the lug plate of the thin-wall lining can be pressed and fixed through the rectangular pressing block. The thin-wall lining clamping device effectively solves the problem that a thin-wall lining cannot be directly clamped and fixed conveniently, the finished product quality of the thin-wall lining is well guaranteed, and the thin-wall lining clamping device is simple and ingenious in overall design, flexible and convenient to install and use and high in practicability.

The packaging carton comprises a carton body, the inner wall of the carton body is provided with the high-barrier nano coating, a square-column-shaped protection body is fixedly connected into the carton body, inserting grooves are formed in the two sides of the middle of the square-column-shaped protection body, inserting plates are connected into the two inserting grooves in a sliding mode, and the inserting plates are connected with the inner wall of the square-column-shaped protection body in a sliding mode. The upper ends of the middles of the end faces of the two sides of the inserting plate are provided with abutting plates, the abutting plates are elastic elements, the two ends of the lower end face of the inserting groove are fixedly connected with extrusion columns, and a sliding assembly is arranged at the lower end of the interior of the inserting plate and used for driving the abutting plates to be arched or flattened. The problem that in the prior art, when the size of a borne object is smaller than that of an inner cavity of a partition, due to the fact that effective constraint is lacked in the moving process of the box body, the object is prone to displacement and shaking in the carrying vibration or logistics circulation link, and the object is damaged is solved.

The utility model discloses a feeding assembly for a film cutting machine, which comprises a feeding plate and a first driving assembly used for driving the feeding plate to move towards a cutter, a fixing assembly used for fixing the position of a film is arranged on the feeding plate, and the fixing assembly comprises a bottom plate, a side pressing plate and an upper pressing plate. The bottom plate is matched with the side pressing plates to abut against and fix the two sides of a film, and the upper pressing plate is matched with the feeding plate to abut against and fix the upper portion and the lower portion of the film; the side pressing plate is connected with the feeding plate in a sliding mode, the sliding direction of the side pressing plate is parallel to the moving direction of the feeding plate, and the feeding device further comprises a second driving assembly used for driving the feeding plate to slide. The feeding assembly for the film cutting machine is reasonable in design, the two sides and the upper portion of a film can be limited, and smooth film cutting is guaranteed.

The utility model relates to the technical field of electric power engineering, and provides a cable support which comprises a fixed seat, partition plates are movably connected to one side of the fixed seat at equal intervals, fixed clamping plates are fixedly connected to the top ends of the partition plates at equal intervals, and movable clamping plates are arranged at the top ends of the partition plates on one sides of the fixed clamping plates at equal intervals. The sliding grooves are formed in the two ends of one side of the fixing base, a sliding plate is fixedly connected to one side of the partition plate, and bolt holes in threaded fit with the positioning bolts are formed in the two ends of the front face and the back face of the sliding plate. And one end of each positioning bolt is matched with a screw thread in the corresponding bolt hole, so that the sliding plate is limited and fixed after sliding, the distance between the partition plates can be changed, cables of different specifications and sizes are supported and fixed, the utilization rate of the space on one side of the fixing seat is improved, meanwhile, partition plates of different numbers can be installed, and the practicability is improved.

The utility model relates to the technical field of air filters, in particular to an air filter mounting seat which comprises a base and two fixing seats fixedly mounted at the top end of the base, each of two extrusion fixing components comprises a mounting seat mounted above the base in a telescopic sliding manner, and a plurality of rubber extrusion heads are elastically mounted on opposite sides of the mounting seats. The two synchronous transmission assemblies each comprise a screw which moves synchronously with the corresponding mounting base and is spirally mounted at the bottom of the base, each rubber extrusion head can fully extrude and abut against the surface of the air filter through the material characteristics of the rubber extrusion heads and compression deformation of a small spring on the back, and the beneficial effects that limiting and fixing are sufficient are achieved; when the two extruding and fixing assemblies integrally move in opposite directions to extrude and fix the air filter, the screw can be driven to spirally extend out of the base, so that the air filter is directly screwed into a threaded hole in a wall surface through threads, the screw does not need to be screwed or unscrewed independently, the operation steps are reduced, and the assembling and disassembling efficiency is improved.

The invention belongs to the technical field of logistics box delivery, and particularly relates to an internet-based logistics box delivery logistics frame which comprises a first bottom plate and a second bottom plate, moving wheels are mounted on the lower surface of each bottom plate, and square supporting rods are vertically mounted at the four corners of the upper surfaces of the first bottom plate and the second bottom plate. At least three sets of supporting and disassembling assemblies are arranged on the square supporting rods at equal intervals, at least three sets of telescopic transverse rods are detachably installed between every two square supporting rods through the at least three sets of supporting and disassembling assemblies, and supporting shaft rods are vertically inserted into the two square supporting rods, attached to each other, on the front side of the first bottom plate and the front side of the second bottom plate. The top ends of the supporting shaft rods extend out of the upper surfaces of the square supporting rods, the bottom ends of the supporting shaft rods extend out of the lower surfaces of the two bottom plates, and the upper ends and the lower ends of the two supporting shaft rods are rotationally locked and connected through rotating locking assemblies. According to the logistics frame, the storage and delivery efficiency of the logistics frame on logistics boxes of different sizes can be improved, and the utilization rate of the assembled and connected logistics frame can be increased.

This utility model discloses a road speed bump structure, including a first speed bump block and a second speed bump block. The second speed bump block has slots at both ends. Insert rods are slidably connected to the inner sides of both ends of the first speed bump block, and these insert rods engage with the second speed bump block through the slots. T-slots are formed on the inner sides of the top surfaces of both the first and second speed bump blocks. Through the action of the insert rods and limiting pins, the horizontal and vertical directions of the first and second speed bump blocks can be limited and fixed, ensuring the stability of the first and second speed bump blocks during operation. Furthermore, this method eliminates the need to drill holes in the ground for each first and second speed bump block; only holes need to be drilled at either end of the first or second speed bump block. This reduces the number of holes required, improves installation efficiency, reduces damage to the ground, and extends the service life of the road surface.

The invention relates to the technical field of assembling devices, and particularly discloses a vehicle cabin auxiliary assembling device which comprises a swing arm, a fixing assembly, an operation panel and a carrier vehicle. The fixing assembly is configured to clamp and fix the equipment cabinet, the fixing assembly is installed at one end of the swing arm, and the fixing assembly comprises a clamping arm capable of performing locking or unlocking action; the operation panel is installed at the other end of the swing arm and used for controlling locking or unlocking of the clamping arm. The carrier vehicle is used for transporting the equipment cabinet. The device has the advantages that the assembly efficiency and safety are improved, and the damage to the equipment cabinet in the assembly process is reduced.

The utility model belongs to the technical field of cleaning and drying, specifically a high temperature filter bag cleaning and drying device, including drive motor, the output of drive motor is installed with connecting plate, the inside of one end of connecting plate is provided with the sliding slot, the inside sliding installation of sliding slot has the sliding block, the inside rotatory installation of one side of sliding slot has the thread rod, one end of thread rod is installed with handle, the inside rotatory installation of sliding block has locking screw, the bottom side of sliding block is installed with plate brush, loosen locking screw, rotate handle, handle drives thread rod to rotate in the sliding slot, the rotation of thread rod will make sliding block slide in the sliding slot, thereby adjusting the position of plate brush, make plate brush and the outside of filter bag mutually adhere, when plate brush adjusts to the appropriate position, rotates locking screw, makes the one end of locking screw and the one side of connecting plate mutually abuts tightly, fixes the position of sliding block, has realized the position of plate brush to adjust according to the size of filter bag, makes plate brush can contact with the filter bag of different size.