53results about How to "Adjust the distance at will" patented technology

The invention relates to an adjusting device of X-ray imaging equipment, comprising an X-ray supporting frame for mounting an X-ray source, a detector supporting frame for mounting a detector, a supporting beam with a sliding rail, a first driving unit and a second driving unit. The X-ray supporting frame and the detector supporting frame are arranged on the sliding rail of the supporting beam, the first driving unit drives the X-ray supporting frame to move on the sliding rail, and the second driving unit drives the detector supporting frame to move on the sliding rail. The adjusting device of the X-ray imaging equipment also comprises a control device and a rotating motion generating unit which drives the X-ray source and the detector to rotate around a rotating central shaft and is connected with the supporting beam, and the control device controls the first driving unit, the second driving unit and the rotating motion generating unit. The X-ray imaging adjusting device adjusts three distances by adopting a single detector to realize imaging scanning which integrates panorama scanning, CT (Computerized Tomography) scanning and head scanning and has simple operation and cost saving.

The invention relates to a micro-beam plasma arc / laser hybrid welding method, which comprises the following steps: fixing a micro-beam plasma arc transmitter and a laser beam transmitter, providing a workpiece which moves at a constant speed, and forming a mode of micro-beam plasma arc preposition; carrying out initial fusion on the surface of a welded part of the workpiece by micro-beam plasma arcs, then irradiating laser beams to the welded part, thereby deepening the depth of fusion of micro-beam plasma arc welding, and then completing the welding. The welding method of the invention can reduce the reflectance of aluminium alloys to lasers, and improve the absorption rate of aluminium alloys to laser energies, thereby improving the effective heating depth of laser, increasing the depths of fusion of weld joints and effectively reducing the widths of weld joints and heat affected zones; and finally, obtaining weldments which have the advantages of large depth of fusion, extremely small heat affected zone and beautiful appearance.

The invention discloses a rail type rope traction aerial passenger device. A rail which is parallel to a traction steel wire rope is arranged above the traction steel wire rope; the traction steel wire rope is used for pulling a passenger device to run on the rail; the middle section of the traction steel wire rope is stabilized and guided by a rope pressing wheel supporting device; and a tail wheel is mounted on a tensioning device. The rail type rope traction aerial passenger device has the following technical effects: 1. the middle section of the traction steel wire rope is clamped into the rope pressing wheel supporting device so that the rail type rope traction aerial passenger device can change the slope and make a turn, and the passing of a rope clip is not influenced; the structure is simple, few consumable materials are used, the cost is low and the safety is high; 2. the vertical rope clip is adopted, can effectively run while bearing a passenger, also can guarantee that the passenger distance can be randomly adjusted, and can conveniently pass through the rope pressing wheel supporting device, a driving wheel and the tail wheel; the vertical state can be automatically adjusted at uphill and downhill parts and the device is comfort to take; and 3. the retractable rail is arranged in the tensioning device so that the traction steel wire rope and the rail are tensioned simultaneously and the stability is good.

The invention provides a multifunctional electromagnetic pulse experiment instrument which comprises a wide-range adjustable DC power supply composed of two regulated power supplies; the experiment instrument also comprises a multi-frequency direct-reading and ultra-low frequency adjustable pulse frequency controller, a high voltage generator demodulated by the pulse frequency controller, a high voltage ammeter, a movable experimental component and a pulse switch signal output socket; an experiment platform with a high-voltage discharge prevention shell is constructed on the top part of the experiment instrument; the movable experiment component and an adjustable electromagnet are mounted on the platform. The multifunctional electromagnetic pulse experiment instrument not only can output the stable high-voltage direct current, but also can output the pulse high-voltage electricity with adjustable frequency and pulse width, and output the pulse magnetic field or provide independent pulse switch signals for various electromagnets. The multifunctional electromagnetic pulse experiment instrument can be adopted for conducting a plurality of high-voltage static experiments and the experiments in biological, physical and medical fields efficiently and conveniently. The invention provides an electromagnetic pulse experiment instrument which has the advantages of complete functions, convenient application, low cost and practicality for the college teaching and research.

A plug-in type bidirectional steel plastic geogrid comprises a plurality of first grid bars and a plurality of second grid bars, wherein the first grid bars are perpendicular to the second grid bars. Each first grid bar is connected with the corresponding second grid bar intersecting with the first grid bar through a connecting piece; a column of plug-in holes matched with the second grid bars are formed in the middle of each first grid bar in the axial direction; each connecting piece comprises a rectangular connecting block; and a first through hole and a second through hole interpenetrating to the first through hole are formed in the middle of each connecting block, each first through hole is matched with the corresponding first grid bar, and each second through hole is matched with the corresponding second grid bar. According to the plug-in type bidirectional steel plastic geogrid, fixing is achieved through a plug-in method, and production and installation are convenient; further, the distance between the grid bars can be freely adjusted by arranging additional first grid bars, second grid bars and connecting pieces freely in the middle of the geogrid, and the overall intensity is high; and meanwhile, the length and width of the whole geogrid can be expanded freely by arranging additional first grid bars, second grid bars and connecting pieces at the edges of the geogrid, and the expansibility is high.

The invention discloses a pressure adjusting and controlling device, which relates to a water sprinkling device for irrigating green areas. The pressure adjusting and controlling device comprises a plastic guide ring, a guide rod, a telescopic slide bar, a guide sleeve and a draft line, wherein the guide rod is fixed on a rotary water pipe; the telescopic slide bar is arranged in the guide rod; one end of the telescopic slide bar is fixedly connected with the guide sleeve, and the other end of the telescopic slide bar is connected with the draft line; the guide sleeve is sleeved on the plastic guide ring; and the draft line is connected to the hydraulic valve. A sprinkler provided with the pressure adjusting and controlling device comprises a spray head, a pressure adjusting and controlling device, a rotary water pipe, a hydraulic valve, a water pipe rotation driving device and a fixed water inlet pipe, wherein one end of the rotary water pipe is connected with the spray head, and the other end of the spray water pipe is connected with the fixed water inlet pipe through the rotary joint. The magnitude of pressure is adjusted through the pressure adjusting and controlling device, so that the sprinkling distance and shape of the sprinkler can be adjusted optionally, the sprinkling shape can be matched with the practical shape of a green area, and the aims of saving water and fully irrigating are fulfilled. The sprinkler has the characteristics of simple structure, low cost and easiness for popularizing and using.

The invention discloses a testing machine for an anti-seismic suspension and support assembly. The testing machine comprises a supporting frame, a power assembly and a transmission assembly; the supporting frame comprises a top T-shaped table, a bottom T-shaped table and a vertical column; one end of the anti-seismic suspension and support assembly is installed on the bottom table surface of the top T-shaped table or the top table surface of the bottom T-shaped table; the power assembly comprises an actuator for applying a load, a cylinder mounting plate for mounting the actuator, and a counter-force column; the counter-force column is vertically arranged at the middle of one side of the bottom T-shaped table and the middle of one side of the top T-shaped table; the cylinder mounting plate is arranged on one surface of the counter-force column, wherein the one surface of the counter-force column backs onto the supporting frame; the piston rod of the actuator, facing one side of the supporting frame, sequentially penetrates through the cylinder mounting plate and the counter-force column; and the actuator applies a force to the anti-seismic suspension and support assembly through the transmission assembly, so that testing can be carried out. With the testing machine of the invention adopted, a special mechanical testing machine is provided for the anti-seismic suspension and support assembly; the stress condition of the anti-seismic suspension and support assembly in actual use is simulated; and whether the strength of the anti-seismic suspension and support assembly reaches design indexes is verified. The testing machine is simple and convenient to operate.

The invention discloses a device and a method for supporting a wireless terminal. The back side of the main body of the wireless terminal is provided with a sucking disc provided with a rotating shaft and a connecting rod so that the wireless terminal can be stably fixed on certain object through the adsorption of the sucking disc; besides, the distance between the wireless terminal and a fixed object is adjusted by adjusting the length of the connecting rod, and the wireless terminal achieves free rotation at any angle by adjusting the rotation angle of the rotating shaft. The device and the method not only can achieve that the wireless terminal is supported stably, but also can adjust the distance and the supporting angle between the wireless terminal and the fixed object without influencing the volume of a wireless terminal product and the plate arrangement and wiring of an internal device to ensure that the wireless terminal product has a beautiful appearance and is convenient to carry.

The invention relates to a home decoration robot based on a uniaxial lifting device. The home decoration robot based on the uniaxial lifting device comprises a controllable vehicle body, a feeding device, a lifting device and a spraying device; the feeding device and the lifting device are fixedly installed at the top of the controllable vehicle body, and the spraying device is installed at the top of the lifting device and moves in the vertical direction with the lifting device; the feeding device is used for conveying coating materials to the spraying device; and a spraying head is arrangedon the spraying device and used for realizing the spraying of the coating materials. Through the combined using of the controllable vehicle body, the lifting device and the spraying device, the home decoration robot can move freely in a home decoration space, the spraying device moves in the vertical direction with the lifting device, the operating environment of the home decoration operation canbe adopted, the spraying construction efficiency of a home decoration industry is greatly improved, and the spraying operation requirements of a home decoration market are met; and the human-computerassistance of the home decoration industry is primarily realized, the demand for personnel use is reduced, and labor and management costs are saved.

The invention discloses an adjustable scrubbing device and relates to the technical field of cleaning equipment. The adjustable scrubbing device comprises a horizontal mounting plate and two telescopic scrubbing assemblies vertically arranged on the two sides of the horizontal mounting plate. The two telescopic scrubbing assemblies are symmetric about the horizontal mounting plate. A driving mechanism for driving the horizontal mounting plate to rotate is fixedly connected with the middle of the horizontal mounting plate. A handheld assembly is arranged on the driving mechanism. Horizontal mounting grooves are formed in the two ends of the horizontal mounting plate in a dug mode correspondingly. Adjusting assemblies capable of reciprocating along the horizontal mounting grooves are arranged in the two horizontal mounting grooves correspondingly. The two telescopic scrubbing assemblies are arranged on the two sides of the horizontal mounting plate through the adjusting assemblies correspondingly. The adjusting assemblies drive the telescopic scrubbing assemblies to reciprocate along the horizontal mounting grooves, so that the distance between the two telescopic scrubbing assembliesis adjusted, the adjustable scrubbing device can be applicable to chemical paint buckets of any bucket diameter specification, and the application range is wide.

The invention relates to a portable desk, which can be conveniently and stably fixed at the shoulder of users through being detachably combined at a hook (30) of a support frame (20) for supporting a desk board (10). Also a mobile electronic device is used, in particular a convenient portable desk without the restriction of the using location and physical condition, arranging books or electronic devices under any environment or posture. The desk with the convenient function has a hook (30) whose upper side respectively bends to an armhole (10) at the two sides of the support frame (20). Simultaneously, the desk board (10) takes the desk board support frame (60) articulated at the support frame (20) as the medium through the guiding movement of an inclined mobile rod (54) and an inclined leader (52) to have inclined adjustment and position.

The invention provides an auxiliary transportation device for an assembled partition wall. The auxiliary transportation device comprises a base and a fixing frame, the fixing frame is a square-tube-shaped frame body and is fixedly connected to the base, a slope is arranged on the side, in the direction of an opening of the fixing frame, of the base, a plurality of partition plates which are vertically arranged are arranged in the fixing frame, and a partition wall plate is fixedly installed between every two partition plates; and two fixing plates are symmetrically arranged at the two oppositeends of each partition plate. By arranging the sliding type partition plates, the distance between the partition plates can be adjusted at will, the device can transport partition wall plates of different specifications, universality is high, air bag type elastic pressing is adopted, the structural design is ingenious, and transportation is stable; through coating type protection of a tenon-and-mortise structure of the partition wall plates, the problem that the tenon-and-mortise structure is damaged during transportation is solved in a targeted mode, it is guaranteed that the partition wallplates are smoothly assembled, and waste of building materials is avoided; and through the design of the slope provided with transmission rollers, the partition wall plates are convenient and fast toassemble and disassemble, and time and labor are saved.

The invention discloses a multifunctional irrigator. The multifunctional irrigator comprises a rack, a sprinkler plant and a winding machine connected with the sprinkler plant, wherein the rack comprises a horizontal plate and idler wheels; the upper end of the horizontal plate is provided with the sprinkler plant, the lower end of the horizontal plate is connected with the idler wheels in a sliding manner through a supporting pillar, and the inner sides of the idler wheels are vertically provided with supporting cylinders, and the sprinkler plant and the winding machine are connected through a flexible pipe. The multifunctional irrigator provided by the invention has the advantages that the structure is simple, the operation is convenient, the cost is cheap, and the multifunctional irrigator is beneficial to market promotion and production.

The invention belongs to the technical field of new energy. The new energy automobile lithium battery fixing equipment comprises a fixing box, limiting grooves are formed in the two sides of the opening end of the fixing box, limiting holes are formed in the centers of the two sides of the fixing box in a penetrating mode, a water cooling groove is formed in the outer surface of the fixing box ina surrounding mode, and an inner edge is formed in one side of the opening end of the fixing box; a cover plate is installed in the inner edge, a second sealing ring is embedded in the groove, a second rubber pad is installed on the surface of one side of a pressing plate, a wire bunching hole is formed in the same position of the cover plate, the pressing plate and the second rubber pad in a penetrating mode, and one end of a wire bunching ring is installed at one side of the wire bunching hole in a penetrating mode; a lithium battery is placed in a space formed by the inner wall of the fixing box, the adjacent isolation plates and the clamping plates, the connecting rod is moved by pulling the pull rod, the position of the clamping plates arranged at one end of the connecting rod is changed, and at the moment, the lithium battery can be conveniently pulled out.

The invention discloses a novel high-strength steel structure engineering support, and particularly relates to the field of steel structure supports. The novel high-strength steel structure engineering support comprises supporting legs, wherein a supporting column is fixedly mounted at the tops of the supporting legs, a locking device is fixedly mounted on one side of the supporting column, a supporting plate is fixedly mounted at the top of the supporting column, a clamping device I and a clamping device II are movably connected to the top of the supporting plate in a clamped mode, and the clamping device I and the clamping device II are connected through a connecting rod. According to the novel high-strength steel structure engineering support, the connecting rod is arranged to be connected with the clamping device I and the clamping device II, so that the clamping device I and the clamping device II can be tensioned through the connecting rod, the distance between the clamping device I and the clamping device II can be adjusted at will, practicability is higher, by arranging protection gaskets, and through a protection structures in the clamping device I and the clamping device II, abrasion between the movable assemblies is reduced, the stability of the device is better, and the service life is longer.

The invention discloses a movable spring armature component and a clapper relay thereof. The movable spring armature component comprises an armature, an injection molding part and a movable spring, wherein an upper part of the armature is provided with a matching part which is matched with a knife edge of a yoke of a magnetic circuit part of the relay, and one surface of the armature can be matched with a pole surface of an iron core of the magnetic circuit part of the relay through matching with the yoke; two sides of the armature are respectively provided with a bending part which is bent towards the direction deviating from one surface of the armature, and the injection molding piece is coated on the other surface and the side surface of the armature and completely coated on the bendingparts so as to be stably combined with the armature. The movable spring armature component provided by the invention has the characteristics of small component size, simple production and assembly, convenient realization of automatic production, small influence of accumulated assembly tolerance among multiple groups of movable springs, and good parameter consistency of batch production of finished relays.

The invention discloses a service life testing machine for a tubular motor. The service life testing machine comprises a test platform, a fixed base and a movable base are separately arranged on the test platform, and the two sides at the lower end of the movable base are connected with the test platform through guide rails. Clamping assemblies are arranged on the fixed base and the movable base,a limiting assembly is arranged at one side of the movable base, and a pressure assembly is arranged on the test platform between the fixed base and the movable base and comprises a positioning rod and a telescopic rod which are buckled with each other. The lower end of the positioning rod is in threaded connection with the test platform, the upper end of the positioning rod is provided with a placement cavity, and the top of the telescopic rod is provided with a pressing plate located above a first connecting part. A pressure spring is arranged in the placement cavity, the bottom of the pressure spring is attached to the bottom of the placement cavity, and the top of the pressure spring is attached to the upper end of the telescopic rod. The service life testing machine has the characteristics of convenient installation and good test effect.

The invention discloses a spacing-adjustable fertilizing device for soil organic fertilizer. The spacing-adjustable fertilizing device comprises a first rod body, first plate bodies are welded to theboth ends of the first rod body, a second plate body is welded to the adjacent sides of the first plate bodies, and two storage boxes are symmetrically and fixedly connected to the upper surface of the second plate body; the inner bottom walls of the storage boxes communicate with first pipe bodies, one end of each first pipe body penetrates through the second plate body and is fixedly connected with the second plate body, the ends, away from the storage boxes, of the first pipe bodies are fixedly connected with corrugated pipes, and the ends, away from the first pipe bodies, of the corrugatedpipes are fixedly connected with second pipe bodies; and sleeves are pushed to drive the second pipe bodies to slide on the outer side walls of the first rod bodies, knobs and screws are used for positioning the sleeves, the two sleeves are independently arranged, the distance between the two sleeves can be adjusted at will, energy of a driving device is prevented from being used, resources are saved, and cost is reduced.

The invention discloses a cable tape pasting device. The device comprises a seat body on which a limiting assembly and a pasting ruler template are arranged. The limiting assembly and the pasting ruler template are arranged perpendicular to each other. The limiting assembly includes a guide rail and two limiting pieces, the guide rail is arranged on the seat body, the two limiting pieces are identical in structure, and the two limiting pieces are oppositely and slidingly arranged in the guide rail. The pasting ruler template is arranged on the seat body in a way of being perpendicular to the guide rail. The cable tape pasting device is simple in structure and reasonable in design. Through arrangement of the movable limiting pieces and the pasting ruler template, the distance between the limiting pieces can be freely adjusted, and tape pasting processes for cables of different specifications can be performed, no special fixture needs to be manufactured for cables of different specifications, the number of management staff does not need to be increased, the management difficulty is reduced, the manufacturing cost of enterprises is saved, and the production efficiency is improved.

The invention relates to a convenient socket. The periphery of the socket is made to be a groove shape, thereby facilitating housing of an electric wire and adjustment of positions of all sockets, the structure and the working principle are basically consistent with a measuring tape, and the sockets are connected in series one by one through the electric wire (the number of the sockets can be determined according to the need). The stretchable design enables people to use a plurality of electric appliances at the same time, and enables the electric wire to be housed rapidly and conveniently, thereby saving space, and beautifying a room.

The invention provides an operation traction device for the hepatobiliary surgery department, belongs to the field of medical equipment, and solves the problem that an existing operation traction device for the hepatobiliary surgery department cannot conveniently and quickly adjust the wound expansion size. The operation traction device for the hepatobiliary surgery department comprises a hanging mechanism and two expansion mechanisms, the hanging mechanism comprises a hanging plate, a first sliding groove is formed in the side face of the hanging plate, each expansion mechanism comprises a mounting plate, the mounting plates are arranged in the first sliding grooves in a sliding mode, and a first connecting shaft and a second connecting shaft are fixed to the upper portions of the mounting plates; a first sleeve is rotationally arranged on the first connecting shaft, a first clamping plate and a first connecting rod are fixed to the two sides of the first sleeve respectively, a second sleeve is rotationally arranged on the second connecting shaft, a second clamping plate and a second connecting rod are fixed to the two sides of the second sleeve respectively, and expansion plates are clamped to the ends of the first clamping plate and the second clamping plate respectively. And two adjusting mechanisms are arranged above the hanging plate. The wound expanding device can efficiently adjust the wound expanding size.

The invention discloses an adjustable oven special for an automobile lamp. The adjustable oven comprises an oven body and an oven door movably connected with the oven body. A cavity chamber is arranged in the oven body. Height adjusting components are arranged in the cavity chamber and provided with storage grids. The four corners of each storage grid are correspondingly and movably connected to the height adjusting components. A square groove is formed in the middle position of each storage grid. A heat insulation frame is vertically arranged in the square grooves of the storage grids. The cavity chamber is divided by the heat insulation frame into a first heating area and a second heating area. A humidification device is arranged at the top of the oven body. Humidification holes are formed in the two side walls of the oven body. Heating elements are arranged on the top layer and the bottom layer in the oven body. A control panel for controlling the heating elements is arranged on the oven body. By means of the oven, the curing effect of a lamp body and a lamp shell can be improved, bonding is firmer, the service life is longer, the failure rate is reduced, the application range is wide, and cost output is reduced.

The invention relates to the technical field of mechanical equipment, in particular to an anti-blocking hybrid crusher. It includes a first crushing mechanism and a second crushing mechanism, the first crushing mechanism includes a bracket, and the crushing roller group 1 and the crushing roller group 2 are arranged on the bracket, and the crushing roller group 1 and the crushing roller group 2 are arranged side by side by multiple crushing rollers Setting, the crushing roller group 2 is set above the crushing roller group 1; Material end; the second crushing mechanism includes a drum, the barrel wall of the drum is in the shape of a filter mesh, a rotating shaft is arranged inside the drum, and a plurality of crushing teeth are arranged on the rotating shaft. The present invention uses the first crushing mechanism to perform primary crushing on bulky materials, and puts the primary crushed materials into the second crushing mechanism for secondary crushing, so as to achieve high-efficiency crushing. After the particles are small features.

The invention relates to the technical field of mechanical equipment, in particular to an efficient jam-proof crusher. It includes a bracket, and the bracket is provided with a crushing roller group 1 and a crushing roller group 2. One end of the crushing roller group 2 is hinged to the bracket through a hinge point, and the other end reciprocates around the hinge point; the crushing roller group 1 and the crushing roller group 2 Both include two fixed rods arranged side by side, the crushing roller is arranged between the two fixed rods, and the crushing roller is connected to the fixed rod through the rotating shaft; the second chute is arranged on the fixed rod of the second crushing roller group, There is a chute one, and the cross bar is slidably connected with the two chute and the first chute. A cam is arranged on the top of the bracket, and a groove is arranged in the cam; a vertical bar is fixedly connected to the middle of the horizontal bar, and a slider is arranged on the top of the vertical bar, and the slider is arranged in the groove; the vertical bar is connected with the bracket through a linear bearing. The present invention can effectively prevent the phenomenon that the crusher is stuck due to the excessive volume of the material through the step-by-step crushing method.

The invention relates to an active pay-off device for a knitting machine and belongs to the technical field of wire and cable production devices. The knitting machine comprises a knitting machine body, and the active pay-off device comprises a base, a front roll shaft, a rear roll shaft, a pair of front bearing blocks and a pair of rear bearing blocks. The base is installed on a floor in front of the knitting machine body, the pair of front bearing blocks is installed on the base and is close to one side of the knitting machine body, front rolling bearings are installed in the pair of front bearing blocks, the front roll shaft is installed on the pair of front rolling bearings, the pair of rear bearing blocks is installed on the base and is far away from one side of the knitting machine body, rear rolling bearings are installed in the pair of rear bearing blocks, and the rear roll shaft is installed on the pair of rear rolling bearings. The active pay-off device has the advantages that active pay-off is facilitated, constant pay-off tension is guaranteed, and thinning or deformation of a semi-finished product cable is avoided; the active pay-off device is simple in structure, saves energy and is environmentally friendly and low in production cost; installing and dismantling operation of a pay-off reel is simple, operation time is saved, and labor intensity is reduced; and the active pay-off device is suitable for pay-off reels of any size.

The invention relates to the technical field of mechanical equipment, and particularly relates to a high-efficiency mixing type crusher. The high-efficiency mixing type crusher comprises a first crushing mechanism and a second crushing mechanism; the first crushing mechanism comprises a first crushing roll set and a second crushing roll set; both the first crushing roll set and the second crushingroll set comprise fixed rods; crushing rolls are connected with the fixed rods; a second chute is formed on the second crushing roll set; a first chute is formed on a first bracket; a cross bar is connected in a sliding mode with the second chute and the first chute; a cam is formed at the top of the first bracket; a groove is formed in the cam; a vertical bar is arranged at the middle part of the cross bar; the vertical bar is provided with a sliding block; the second crushing mechanism comprises a roller; the roller is of a filter screen shape; a rotating shaft is arranged in the roller; crushing teeth are formed on the rotating shaft. According to the invention, big materials are subjected to primary crushing by the first crushing mechanism, and then the materials subjected to primarycrushing are placed into the second crushing mechanism to carry out secondary crushing so as to achieve a function of enabling crushed particles to be small in a case of efficiently crushing.

A plug-in type bidirectional steel plastic geogrid comprises a plurality of first grid bars and a plurality of second grid bars, wherein the first grid bars are perpendicular to the second grid bars. Each first grid bar is connected with the corresponding second grid bar intersecting with the first grid bar through a connecting piece; a column of plug-in holes matched with the second grid bars are formed in the middle of each first grid bar in the axial direction; each connecting piece comprises a rectangular connecting block; and a first through hole and a second through hole interpenetrating to the first through hole are formed in the middle of each connecting block, each first through hole is matched with the corresponding first grid bar, and each second through hole is matched with the corresponding second grid bar. According to the plug-in type bidirectional steel plastic geogrid, fixing is achieved through a plug-in method, and production and installation are convenient; further, the distance between the grid bars can be freely adjusted by arranging additional first grid bars, second grid bars and connecting pieces freely in the middle of the geogrid, and the overall intensity is high; and meanwhile, the length and width of the whole geogrid can be expanded freely by arranging additional first grid bars, second grid bars and connecting pieces at the edges of the geogrid, and the expansibility is high.