98results about How to "Convenient automatic reset" patented technology

The invention discloses a surveillance camera device. The device comprises a fixing base, a surveillance assembly and a supporting assembly, the surveillance assembly is matched and connected with the fixing base, and the supporting assembly is arranged on the right side of the fixing base. A first sliding groove is formed in the center in the fixing base, and a second sliding groove is formed in the lower side of the bottom of the first sliding groove; a power transmission cavity is formed in the position, at the upper end of the first sliding groove, on the top wall in the fixing base; first sliding groove bodies are formed in the positions, on the two sides of the first sliding groove, on the inner side wall of the fixing base, a pushing and pressing block is matched and connected with the interiors of the first sliding groove bodies, a power transmission post corresponding to the power transmission cavity is arranged at the upper end of the pushing and pressing block, a first torsion spring is arranged at the upper end of the pushing and pressing block in the first sliding groove bodies, a clamping groove is formed between the first sliding groove and the second sliding groove, and lock holes are correspondingly formed in the positions, on the two sides of the second sliding groove, in the fixing base. The surveillance camera device is simple in structure, convenient to disassemble and assemble, stable in operation and long in service life, and use safety is improved.

The invention discloses a washing machine, and belongs to the technical field of home appliances. The washing machine includes an operation display portion and a circuit board; the operation display portion has a rotary knob key for triggering components arranged on the circuit board; the rotary knob key includes a rotary knob assembly and a key assembly nested in the rotary knob assembly; the keyassembly includes a key support and a key arranged on the top of the key support; an elastic structure for resetting the key is arranged on a side wall of the key support; and a pushing portion matching the elastic structure and a triggering portion for triggering the components arranged on the circuit board are arranged on the key. The rotary knob assembly and the key assembly are arranged together, the rotary knob key has a rotary knob function and a key function, the number of control buttons on the operation display portion is effectively reduced, and a user can select the rotary knob function or the key function according to the use condition.

The invention provides a photovoltaic power generation system installation structure applied to a roof with a steel-frame structure. The structure comprises a spring, a nut base, a pressing plate, a lead screw, a bunching roller, rain shade cloth, a pothook and a clamping ring, wherein the spring is installed at the upper part position in a guiding slot, the lower end of the spring is connected with a push plate, the nut base is installed on the lead screw, the pressing plate is fixed on the upper face of the nut base, and the lead screw is installed in a groove. Due to such design, the quickinstallation function of a photovoltaic panel is achieved, the application range of the device is increased, the bunching roller is installed at the middle part position in a box, the lower end of therain shade cloth warps the annular side surface of the bunching roller, the upper end of the rain shade cloth is connected with a limiting rod, the pothook is installed on the limiting rod, the clamping ring is fixed on the rear end face of a support, the protection function of the photovoltaic panel is achieved, and the service life of the photovoltaic panel is prolonged; the photovoltaic powergeneration system installation structure is reasonable in structure, wide in application range, convenient to operate and long in service life.

The invention discloses a cup holder device for a new energy automobile, and belongs to the technical field of automobile cup holders. The cup holder device for the new energy automobile comprises a cup holder body, wherein a placement groove is formed in the cup holder body; a first air cylinder is arranged at the bottom of the placement groove; a first piston is connected in the first air cylinder; two mutually symmetrical second air cylinders are connected to the inner wall of a cavity; the first air cylinder communicates with the second air cylinders through connecting pipelines; sliding rods are slidably connected in the two second air cylinders; first sliding blocks are connected to the tops of the sliding rods; second sliding blocks and third sliding blocks which are matched with the first sliding blocks are slidably connected in the placement groove; and push blocks matched with a cover plate are connected to the tops of the first sliding blocks. The cup holder device for the new energy automobile is convenient to use, and the top of the placement groove can be hermetically connected while a water cup is clamped, so that the water cup is prevented from toppling, meanwhile,water in the water cup is prevented from spilling, and potential safety hazards are avoided.

The invention discloses an adjustable movable agricultural seedling transplanter, which comprises a seedling picking shovel, a water tank and a handle. A first movable rod is arranged on the top of the seedling picking shovel, a movable hole is arranged on the side face of a second movable rod, a movable connecting frame is arranged on the inner side of the movable hole, a spray head is arranged at the lower part of the movable connecting frame, a movable pressure silo is arranged on the upper part of the movable connecting frame, a reset spring is arranged on the inner side of the movable pressure silo, a water inlet is arranged on the lateral upper side of the movable pressure silo, the water tank is located at the end of a connecting pipe, the handle is located above the first movable rod, an adjusting sleeve rod is arranged at the lower part of the handle, and a stretching spring is arranged on the inner side of the adjusting sleeve rod. The adjustable movable agricultural seedlingtransplanter is equipped with the first movable rod and the second movable rod, the seedling picking shovel on both sides can be driven to open and close at a suitable angle during the application ofthe device, so that the soil can be excavated and clamped at the same time from both sides of the seedling.

The invention relates to a magnetic gate valve, and relates to the technical field of valves. The magnetic gate valve comprises a valve body, a valve sleeve in threaded connection with the valve body, and a bonnet which is arranged on the valve sleeve in a sleeving mode and rotates on the valve sleeve, a valve element which slides in the valve sleeve is glidingly arranged in the valve body, a valve cavity allowing the valve element to slide is formed in the valve body, the bonnet is used for driving the valve element to slide to close and open the valve cavity, the bonnet and the valve element are detachably connected, the circumferential side wall of the valve sleeve is sleeved with a first sealing ring, and the first sealing ring glidingly abuts against the inner side wall of the bonnet. Through arrangement of the valve sleeve, through threaded connection of the valve sleeve and the valve body and mutual sleeving of the valve sleeve and the bonnet, the bonnet, the valve sleeve and the valve body are detachably connected, so that the valve element is conveniently taken out of the valve cavity, the disassembling and assembling time of the gate valve is shortened, and the gate valve has the advantage that the gate valve is convenient to assemble and maintain.

The invention discloses an MOCVD (Metal Organic Chemical Vapor Deposition) heater source convenient for mounting a heating sheet and a use method thereof. The heater source comprises an end cover, a cylinder, a supporting frame, a heating sheet body, a disc, an elliptical rod, an elliptical block, a circular groove, a first reset coil spring, a rotating pin, a first magnetic block, a second magnetic block, a bearing, a first fixing rod, a rotating plate, a first spring, a pressing plate, a second fixing rod, a T-shaped rod, a second spring, a limiting block, a first storage groove, a magneticsquare, a fixed pin, a second reset coil spring, a bolt, a nut, a second storage groove, a second limiting groove, a third spring and a clamping block. According to the invention, the disc is installed inside the cylinder, so that the elliptic rod is installed inside an elliptic hole on the disc, and the elliptic block is reversely rotated, so that the rotating pin rotates to drive the first magnetic block and the second magnetic block to be separated; under the action of an elastic force of the first reset coil spring, the elliptic block rotates to restore the original position to be attachedwith the disc, thereby completing the disc installation; the bolt moves to extrude the clamping block, the clamping block is extruded to move, the clamping block moves into the inside of the second limiting groove, and the end cover is further installed on the cylinder.

The invention discloses a novel LED lamp which comprises a power supply lamp base part and a lighting lamp part used for being connected with the power supply lamp base part in a matched manner. A first sliding groove is formed in the middle portion of the interior of the power supply lamp base part, a second sliding groove is formed below the bottom of the first sliding groove, a power supply groove is formed in the position, above the top of the first sliding groove, of the top wall of the interior of the power supply lamp base part, first sliding guide grooves are formed in the positions, on the two sides of the first sliding groove, of the inner side wall of the power supply lamp base part, and ejection sliding blocks are connected to the interiors of the first sliding guide grooves in a sliding and matched manner; an electric conduction column is arranged at the tops of the ejection sliding blocks in a manner of being opposite to the power supply groove, first springs are arranged at the tops of the ejection sliding blocks in the first sliding guide grooves, and a taper face groove is arranged between the first sliding groove and the second sliding groove; and sliding locking holes are symmetrically arranged at the positions, on the two sides of the second sliding groove, in the power supply lamp base part, and second sliding guide grooves are formed in the positions, close to one side of the second sliding groove, of the sliding locking holes. The novel LED lamp is simple in structure, convenient to install, high in stability after installation and capable of preventing accidental electric shock and improving safety.

The invention discloses a fodder feeding device with a breaking function, and a use principle. The fodder feeding device comprises a box body, wherein the bottoms of the surfaces of two sides of the box body are independently fixedly connected with a supporting plate; the top of the inner side of each supporting plate is fixedly connected with a bearing plate; and the top of each bearing plate isfixedly connected with the bottom of the box body. Through the cooperated utilization of conveying shafts, spiral lifting vanes, electric expansion links, bearing pedestals, concave gathering plates,isolation plates, a screening frame, breaking wheels, rotary motors, material returning inclined plates, baffle plates, a material returning hole, a blocking plate, an inclined screening net and a material returning groove hole, smashed fodder is broken after being sieved, so that the feeding effect of the fodder feeding effect is better, and the problems that the nature of animals fed by the fodder feeding device is poor since the smashed fodder can not be broken after being sieved and the broken fodder has a big size difference so as to be unfavorable for animals in eating when the fodder feeding device is used can be solved.

The invention discloses a household appliance. The household appliance comprises a mounting base, a mounting box, a controller and a locking mechanism, wherein the mounting box is arranged on the mounting base; the controller is detachably arranged in the mounting box and is provided with a first positioning hole; the locking mechanism is provided with a movable locking piece, and further comprises a first elastic part and a first unlocking part; the first unlocking part is arranged right below a rotary knob body; and when unlocking is needed, the first unlocking piece is driven to move, the locking piece moves inwards and is separated from the first positioning hole. According to the household appliance, the controller can be unlocked by controlling the movement of the locking piece, thecontroller can be quickly taken out from the mounting box, the quick dismounting and mounting can be realized, and even a user can automatically replace and maintain. The first unlocking piece is arranged right below the rotary knob body, the first unlocking piece can be hidden through the rotary knob body, and accidental contact is effectively prevented; and when the first unlocking piece needs to be controlled, only the rotary knob needs to be controlled and removed, and the first unlocking piece can be exposed at the moment.

The invention belongs to the technical field of cameras, and particularly discloses a mobile phone camera. The camera includes a mobile phone shell body, a camera main body, a groove a rotating rod, agear, a rack, a moving rod, a guiding rod, a magnetic block, a spring one, a concave block, a pushing rod, a circular plate, a spring two and a circular groove. According to the camera, rotation of the camera main body drives rotation of the rotating rod, rotation of the rotating rod drives rotation of the gear, rotation of the gear drives moving of the rack, moving of the rack drives moving of the moving rod, and moving of the moving rod stretches the spring one; and when the camera main body is flipped by 180 degrees, the moving rod is attached to the magnetic block, the magnetic block adsorbs and fixes the moving rod, a protection function of the camera main body is achieved, the pushing rod is pushed, moving of the pushing rod drives moving of the concave block, the concave block moves to be attached to the moving rod, then the moving rod is pressed to be separated from the magnetic block, the moving rod moves to return to an original position under the action of elastic force ofthe spring one, moving of the moving rod drives moving of the rack, moving of the rack drives rotation of the sliding gear, and flipping of the camera main body is realized.

The invention discloses a novel resistor installer. The novel resistor installer comprises a lead, a serial seat and a resistor part for being connected with the serial seat in a matching manner, wherein the serial seat is serially connected to the middle end of the lead; two groups of suckers are uniformly arranged on the rear end face of the serial seat in upper and down directions; a first sliding groove is formed in the middle end in the serial seat; a second sliding groove is formed in the lower side of the bottom end of the first sliding groove; an energizing chamber is arranged on the top wall in the serial seat on the upper side of the first sliding groove; another first sliding grooves are formed in the inner side walls of the serial seat on two sides of the first sliding groove; a pressing plate is in sliding matched connection with the inner parts of the another first sliding grooves; an energizing rod arranged by corresponding to the energizing chamber is arranged at the top end of the pressing plate; first compressed springs are arranged at the top end of the pressing plate in the another first sliding grooves; a clamping groove is formed between the first sliding groove and the second sliding groove. The novel resistor installer disclosed by the invention has the advantages of simple structure, convenience in installation, high stability after installation and simplicity and convenience in replacement; accident electric shock is prevented, so that the safety is improved.

The invention discloses gluing equipment for assembling electronic components. The gluing equipment comprises a containing cylinder, rotating pins, rolling wheels, steel wire ropes, sliding grooves, sliding blocks, elastic ropes, circular rings, a glue bottle, grooves, springs, moving blocks, balls, a glue roller, a scraper, a spring hinge, vertical grooves, transverse grooves, metal sliding blocks, magnetic blocks and an end cover. According to the gluing equipment, the rolling wheels rotate to drive the rotating pins to rotate, the rotating pins rotate to enable the steel wire ropes to be wound around the annular side surfaces of the rotating pins, then the steel wire ropes pull the sliding blocks to move, the sliding blocks move to drive the circular rings to move, the circular rings move to drive the end cover to move, then the glue bottle is extruded to allow glue to be extruded out, the glue roller is rotated, the glue roller and the scraper slide relative to each other, then theglue dried on the glue roller is cleared, the end cover is installed inside the circular rings, then the metal sliding blocks move along the vertical grooves, then a user rotates the end cover, the end cover rotates to drive the metal sliding blocks to move along the transverse grooves to be attached to the magnetic blocks, then the metal sliding blocks are fixed inside the transverse grooves, and the installation of the end cover is realized.

The invention discloses a sliding plate bending die which is specially used for integrally forming the head of a bent part into a circular shape and enabling two supporting legs at the tail end to abut against each other tightly. The sliding plate bending die comprises a base, wherein two guiding columns are symmetrically arranged on the base; a concave die seat frame which can move along a guiding column vertically is arranged on each of the guiding columns; the outer end of each concave die seat frame is hinged with the middle portion of a swaying block; the sliding plate bending die further comprises two forming sliding blocks which are arranged horizontally and can slide relatively; the upper portion of each swaying block is hinged with the outer end of a corresponding forming sliding block; and a horizontal mandrel terrace die which can move vertically is arranged above a forming portion between the two forming sliding blocks.

The invention discloses a mountainous area unmanned aerial vehicle surveying and mapping device which comprises a surveying and mapping unmanned aerial vehicle, a storage box, an assembly structure arranged on the surveying and mapping unmanned aerial vehicle, a supporting structure arranged on the storage box, a bearing structure arranged on the storage box, a limiting structure arranged on the storage box, a locking structure arranged on the bearing structure and a storage structure arranged on the storage box. The surveying and mapping assembly is convenient to assemble through the assembling structure, the assembling structure and the surveying and mapping unmanned aerial vehicle are convenient to store and carry through the storage structure, and the bearing structure and the storage box are convenient to support through the supporting structure, so that the bearing structure and the storage box are in a horizontal state; a stable landing platform can be formed through the bearing structure and the storage structure, so that takeoff and homeward flight landing of the surveying and mapping unmanned aerial vehicle are facilitated, and the bearing structure is conveniently limited through the locking structure and the limiting structure.

The invention provides a syringe positioning bracket. The positioning bracket comprises: a clamping component used for installing a syringe and a supporting component used for supporting the clampingcomponent, the clamping component is rotatably arranged on the supporting component, the clamping component is connected to a syringe cylinder, and the supporting component is provided with a contactsurface used for abutting against the surface of the skin of a user. The positioning bracket has the advantages that: by designing the syringe positioning bracket used for positioning the syringe, theuser can directly conduct injection at a preset angle through the syringe positioning bracket, the user does not need to tilt the syringe manually, and the labor intensity of the user is reduced.

The invention discloses a processing device for cleaning a rear car axle shaft sealing cover. The processing device comprises a machine frame, a left swing arm, a left clamping jaw, a left ejector rod, a cam, a supporting block, a right ejector rod, a right clamping jaw and a right swing arm, wherein the left swing arm, the left clamping jaw, the left ejector rod, the cam, the supporting block, the right ejector rod, the right clamping jaw and the right swing arm are arranged on the machine frame from left to right. The cam is connected to the lower portion of the machine frame through a square shaft in a rotating mode. The upper portion of the machine frame is provided with a left slide way where the left clamping jaw slides and a right slide way where the right clamping jaw slides. The lower portion of the machine frame is provided with a left passageway where the left ejector rod slides and a right passageway where the right ejector rod slides. The right end of the left ejector rod abuts against the left end of the cam. The left end of the right ejector rod abuts against the right end of the cam. The left end of the left ejector rod abuts against the lower end of the left swing arm. The middle of the left swing arm is connected to the machine frame in a pivot mode. The upper end of the left swing arm abuts against the left end of the left clamping jaw. The middle of the right swing arm is connected to the machine frame in a pivot mode. The upper end of the right swing arm abuts against the right end of the right clamping jaw. The right end of the left clamping jaw and the left end of the right clamping jaw are both in a V shape, and the supporting block is arranged between the left clamping jaw and the right clamping jaw. The supporting block is fixed to the machine frame. The processing device can clamp and locate a workpiece and quickly clamp the workpiece, thereby greatly improving efficiency.

The invention provides a handle assembly, a distributor, a detergent box assembly and clothes treatment equipment. The handle assembly comprises a handle body and a decorating part, wherein the handlebody is provided with a clasp groove penetrating through the appearance face of the handle body; the decorating part is arranged in the clasp groove and is connected with the handle body through a movable connection structure, and the size of the decorating part is adaptive to the size of the clasp groove, and is used for sealing the clasp groove under the natural state and flush with the appearance face. The handle assembly, the distributor, the detergent box assembly and the clothes treatment equipment have the advantages that the decorating part is added in the clasp groove of the handle body, since the size of the decorating part is adaptive to the size of the clasp groove, the decorating part can seal the clasp groove under the natural state, thereby avoiding the situation that the dirt is hidden in the clasp groove, improving the cleanliness of the product, not only ensuring the integrity of the appearance face of the handle body, but also ensuring the smoothness of the appearance face of the handle body, and playing a good decorative role. In addition, the decorating part is movably connected with the handle body to trigger the decorating part, so that the clasp groove is exposed for a user to push and pull the handle assembly, thereby achieving the normal operation of the distributor.

The invention discloses a drip irrigation dripper capable of discharging water stably. The drip irrigation dripper capable of discharging the water stably is characterized in that an end cap is arranged at one end of a body, a piston is connected to the inner part of the body in a sliding mode, a supporting column is connected to one side of the piston, a first spring is connected to the other side of the piston, and the other end of the first spring is connected with the end cap; a spacer sleeve is arranged on one side in the body, the outer wall of the spacer sleeve is attached to the inner wall of the body, a plurality of connecting rods are arranged at one end of the spacer sleeve, and one end of each connecting rod is connected with the supporting column; a plurality of through water dripping holes are formed in the side wall of the body, the spacer sleeve is located on one side of the water dripping holes, a connector is arranged at one end of the body, a water inlet pipe is connected to one side of the connector, and one end of the water inlet pipe is connected with a capillary pipe. According to the drip irrigation dripper capable of discharging the water stably, the piston is arranged in the body, the spacer sleeve is arranged on one side of the piston, the multiple water dripping holes are formed in the side wall of the body, and the first spring is arranged at one end of the piston; when the water pressure changes, the piston moves up and down under the action of the pressure of the water and the elastic force of the first spring, so that the number of the water dripping holes for discharging the water is controlled, and the water outlet stability of the dripper is ensured.

The invention discloses monitoring camera fixing equipment. The monitoring camera fixing equipment comprises a fixing base, a monitoring assembly connected with the fixing base in a matched manner and a supporting assembly arranged on the right side of the fixing base; a first sliding groove is formed in the center position of the interior of the fixing base, a second sliding groove is formed below the bottom end of the first sliding groove, a power transmission cavity is formed in the position, above the upper end of the first sliding groove, at the top wall of the interior of fixing base, first slide grooves are formed in the positions, on the two sides of the above first sliding groove, of the inner side wall of the fixing base, push and pressing blocks are connected to the interiors of the first slide grooves in a sliding and matched manner, and power transmission columns arranged in correspondence to the power transmission cavity are arranged at the upper ends of the push and pressing blocks; and first tension springs are arranged at the upper ends of the push and pressing blocks in the first slide grooves, a clamping groove is arranged between the first sliding groove and the second sliding groove, and locking holes are correspondingly arranged at the positions, on the two sides of the second sliding groove, in the fixing base. The monitoring camera fixing equipment is simple in structure, convenient to disassemble and assemble, stable in running and long in service life, and improves the using safety.

The invention discloses an automatic reset fireproof valve which comprises a fireproof valve body, fusible pieces, a switch operation box, a single chip microcomputer, a temperature inductor, a motor and gears. An upper connecting block is fixedly welded to the top end in the fireproof valve body, the fusible pieces are fixedly installed on the back face of the upper connecting block, the switch operation box is fixedly installed on the top end surface of the fireproof valve body, a first permanent magnet is fixed to the top ends of the back faces of rotating blades, the single chip microcomputer is fixedly installed on the left side in the switch operation box, the left side of the top end of the switch operation box is connected with a connecting wire, the temperature inductor is fixedly connected to the left side in the fireproof valve body, and the interior of the upper connecting block is connected with the rotating blades through bearing seats. The first permanent magnet is arranged so that the fireproof valve body can be used in various environments, resetting of the rotating blades is guaranteed through a temperature-resistant cavity and a horizontal spring, and the fusible pieces are convenient to install.

The application relates to an ice-making box injection molding process and a primary injection mold and a secondary injection mold thereof. The ice-making box injection molding process comprises a movable mold and a fixed mold, wherein the fixed mold is provided with a first mold groove, the movable mold is provided with a second mold groove, a pouring structure is arranged in the fixed mold, a first mounting blind hole and an ejection piece are arranged in the first mold groove, a vent hole is formed in the bottom wall of the first mounting blind hole, and the ejection piece comprises an ejection rod and a mounting sleeve. The ejector rod is provided with a reset spring, the movable mold is slidably provided with an ejector plate, the ejector plate is fixedly provided with an ejector pin, a cooling water channel is formed in the fixed mold, the pouring structure comprises a liquid inlet part and a liquid outlet pipeline, the liquid outlet pipeline is provided with a flow dividing piece, a flow dividing channel is formed in the flow dividing part, and the ejector rod is provided with a rotating end block, an air pressure channel and an air pressure groove. By arranging the first mounting blind hole, the ejection piece and the vent hole, the ejection piece can separate the product from the first mold groove in the fixed mold, so that the product is not easy to take out by the fixed mold when the fixed mold is separated from the movable mold; by arranging the reset spring, the ejection piece can be automatically reset conveniently; and by arranging the flow dividing piece, the quality of a product formed by the mold is better.

The invention relates to sawtooth-shaped metal composite plate combining equipment which comprises a rack and further comprises a first composite plate loading mechanism and a second composite plate loading mechanism which are installed on the rack, and the first composite plate loading mechanism is located above the second composite plate loading mechanism. The first composite board loading mechanism comprises a conveying assembly a, a clamping assembly, a release assembly and a guide assembly. The second composite board loading mechanism comprises a conveying assembly b, a supporting assembly installed on the conveying assembly b, a gluing assembly arranged at the input end of the conveying assembly b and a pressing assembly arranged at the output end of the conveying assembly b, and thepressing assembly carries out pressing work in the vertical direction on an adhered bimetal composite plate. The bonding surfaces of a first composite plate and a second composite plate are sawtoothplates. The technical problems that automatic pressing cannot be conducted after gluing is completed and falling is possibly caused by external force impact in the conveying process are solved.

The invention discloses testing equipment for detecting renewable performance of environment-friendly plastics. The testing equipment comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a first sliding rail through a mounting seat, a second sliding block is slidably mounted in the first sliding rail, and a clamping mechanism comprises a second fixing plate fixedly mounted on the inner wall of the first sliding rail. A fixed first fixed clamping plate and a movable first clamping plate are installed on the side wall of the second fixed plate, a counting mechanism used for recording the number of experiments is arranged on the transmission mechanism, and an acquisition mechanism used for recording data during plastic column testing is further installed on the upper surface of the bottom plate. According to the testing equipment, the clamping mechanism and the transmission mechanism are arranged, tensile testing is rapidly conducted on plastic to be tested, meanwhile, the counting mechanism and the acquisition mechanism are arranged in a matched mode, counting and acquisition are conveniently conducted in each testing process, and therefore the testing efficiency and quality are greatly improved.

The invention discloses an indoor door automatic dowel pin structure, which comprises an indoor door, wherein the front portion of the left side of the indoor door is provided with a door lock, the inner cavity of the left side of the indoor door is provided with a pin column, the bottom portion of the pin column is provided with a lock tongue, the upper portion, positioned on the outer side of the pin column, of the inner cavity of the indoor door is provided with a position limiting projection, the upper end of the pin column is provided with a spring position limiting projection, a spring is sleeved and connected on the outer side, positioned between the position limiting projection and the spring position limiting projection, of the upper portion of the pin column, the surface of the middle portion of the pin column is provided with a locking hole, the bottom portion of the door lock is provided with a lock rod, the bottom portion of the lock rod is provided with locking teeth, andthe locking teeth are inserted and connected inside the locking hole. According to the present invention, the indoor door automatic dowel pin structure has characteristics of simple structure, low production cost and long service life; through the engaged connection of the locking teeth and the tooth block projections, the lock rod drives the locking teeth to rotate, such that the locking teeth can precisely drive the pin column to move up and down through the tooth block projections; and by arranging the spring, the pin column can automatically reset.

The invention discloses a network communication router. The network communication router comprises a CPU, an AC / DC power adapter, a filter and a synchronous dynamic random access memory, wherein the CPU, the filter and the AC / DC power adapter are electrically connected in sequence; the filter is an active filter; the CPU is in signal connection with the synchronous dynamic random access memory; a FLASH memory is arranged on one side of the synchronous dynamic random access memory; the FLASH memory is in signal connection with the CPU; a clock signal generator and a reset circuit are arranged above the CPU; the clock signal generator and the reset circuit are electrically connected with the CPU; an exchange controller and an Ethernet controller are arranged below the CPU; and the CPU is electrically connected with the exchange controller and the Ethernet controller. The network communication router is convenient to mount and use, high in stability, safe and reliable.

The invention discloses a sliding rail used in cooperation with a conveying mechanism, and particularly relates to the technical field of logistics equipment. The sliding rail comprises a sliding railbody, and a plurality of guide pulleys are arranged in the sliding rail body; the right and left ends of each guide pulley are connected with the right and left side faces of the inner wall of the sliding rail body in a clamped mode separately; and a plurality of cleaning mechanisms are arranged in the sliding rail body. According to the sliding rail, through meshing of a first gear and a secondgear, when goods are pulled to move on the sliding rail, a guide screw rod can be linked to rotate synchronously; through the connecting effect of a threaded sleeve block, a cleaning push plate can bedriven by the guide screw rod to move, thereby facilitating automatic cleaning of large-particle impurities between the guide pulleys; the guide pulleys are easily driven to reversely rotate to drivethe cleaning push plate to reset while the goods are pushed. Compared with a traditional sliding rail, the sliding rail has the advantages that large impurities in the sliding rail can be automatically removed while the goods are conveyed through cooperation of the sliding rail, and the situation that the sliding rial is jammed by the large impurities and consequently the normal use of the sliding rail is affected is effectively avoided.

The invention relates to a cleaning and maintaining vehicle for a power system. The cleaning and maintaining vehicle is used for providing cleaning and maintaining functions for maintenance workers for power equipment in the power system in real time. The cleaning and maintaining vehicle for the power system comprises sliding rails, a plurality of vehicle bodies and controllers, wherein the sliding rails are arranged on one sides of all the pieces of power equipment in the power system respectively; the multiple vehicle bodies are slidably connected to the sliding rails at equal intervals; the parallel baffles are arranged on the two sides of the vehicle bodies and are perpendicular to the sliding direction of the vehicle bodies; a plurality of layers of storage plates are horizontally arranged between the two baffles and slidably connected with the baffles; the controllers are fixed to the power equipment and are in wireless communication with the vehicle bodies. According to the cleaning and maintaining vehicle for the power system, by arranging the sliding rails around the power equipment in the power system and arranging the vehicle bodies which can slide along the sliding rails on the sliding rails, the vehicle bodies can be controlled by the controllers on the different power equipment to move to the positions near the power equipment needing to be maintained, the labor intensity of the power equipment maintenance workers is effectively relieved, and the cleaning and maintaining vehicle is convenient and fast to use.

The invention discloses an industrial waste gas processing device. the industrial waste gas processing device comprises a device outer housing; the four corners of the lower surface of the device outer housing are each fixedly provided with a supporting column; one end of the device outer housing is provided with a gas charging pipe; the other end of the device outer housing is provided with an exhaust pipe; the outer surface of the gas charging pipe is provided with uniformly-distributed sliding chambers in a surrounding manner; each slider is slidably embedded inside the corresponding sliding chamber; the end part of each slider extends out of the corresponding sliding chamber; the end part of each extending end is fixedly provided with a pressing plate; one end of the gas charging pipeis provided with an internal thread ring in a thread screwing manner; one end of the internal thread ring is fixedly provided with a circular ring; the inner edge of the open end of the circular ringis set as a conical surface; the extending end of each slider is set as an arc-shaped inclined surface; by designing the sliders and the circular ring, a waste gas conveying pipe is hermetically arranged on the gas charging pipe in a sleeving manner; the waste gas conveying pipe can be quickly mounted or dismounted by rotating the internal thread ring; and the industrial waste gas processing device is simple to operate and convenient to use, improves the connection efficiency of gas pipes and can realize convenient clearing and maintenance by dismounting the gas pipes.