49results about How to "Achieve a solid support" patented technology

The invention relates to a portable drilling machine capable of implementing wire-line core drilling, which comprises a base, a post, a mast, an inclined support, a sliding sleeve device, a back plate, a hydraulic power supply, a hydraulic power head, a winch, a pulley, a steel wire rope, an elevator, a Trojans gripper and a feed lifting device, wherein the post is fixed on the base; the sliding sleeve device is arranged on the post; the back plate is connected with the sliding sleeve device; the hydraulic power source is connected with the hydraulic power head by a hydraulic oil pipe; the hydraulic power head is connected with the back plate; the winch is fixed on the base; the pulley is fixed on the upper end of the mast; one end of the steel wire rope is a free end bypassed through the pulley, and the other end of the steel wire rope is fixed on the winch; the elevator is connected with the free end of the steel wire rope; and the Trojans gripper is installed on the base. As the portable drilling machine disclosed by the invention is provided with the portable winch, the mast, the pulley, the steel wire rope, the elevator and the portable Trojans gripper, the wire-line core drilling can be realized.

The invention discloses a construction method for the cross position of a vehicle-traveling transverse cave and a tunnel main cave based on a temporary support system. The designed position of the vehicle-traveling transverse cave is located on one side of the designed position of the tunnel main cave, the designed axis of the vehicle-traveling transverse cave and the designed axis of the tunnel main cave cross, and the designed cross section of the vehicle-traveling transverse cave is rectangular. In specific construction, the construction method comprises the following steps that firstly, anupper cave body of the vehicle-traveling transverse cave is constructed; secondly, an advanced large pipe shed is constructed; thirdly, an upper cave body at the tunnel main cave crossing section isconstructed; fourthly, arch frames of the upper cave body at the tunnel main cave crossing section is constructed; fifthly, vertical columns of main cave gantries are detached; sixthly, a lower cave body of the vehicle-traveling transverse cave is constructed; seventhly, a lower cave body at the tunnel main cave crossing section is constructed; eighthly, deformation finishing of the tunnel main cave crossing section is conducted; ninthly, a secondary lining of the tunnel main cave crossing section is constructed; and tenthly a secondary lining of the vehicle-traveling transverse cave is constructed. The construction requirements of the cross position of the vehicle-traveling transverse cave and the tunnel main cave in broken surrounding rock can be met.

The invention discloses a barrier mechanism for mechanical transmission. The barrier mechanism comprises a barrier mechanism main body, a first driving frame is arranged on one side of the inner end of the barrier mechanism main body, a first barrier plate is connected to one end of the first driving frame in a gear meshing mode, a second barrier plate is connected to the other end position of thefirst driving frame in a gear meshing mode, and a second driving frame is connected to the side end positions of the first barrier plate and the second barrier plate in a meshing mode; the inner endof the first driving frame comprises a driving frame and a stable frame, the driving frame is rotatably connected at the central position of the first driving frame, the stable frame is fixedly connected at the side end position of the driving frame, the driving frame comprises a power shaft frame, a driven gear plate, a sleeve frame, a connecting gear plate, a pushing shaft and a fixed frame, andthe power shaft frame is arranged at the central position of the driving frame. According to the barrier mechanism for mechanical transmission, the purpose of inner end barrier is achieved through the arrangement of the first driving frame and the second driving frame.

The invention relates to the technical field of machining equipment, in particular to a four-direction moving drilling device. The four-direction moving drilling device comprises a mounting bottom plate; two rotary clamping mechanisms used for clamping a tubular beam piece are fixedly arranged on the upper surface of the mounting bottom plate; the two rotary clamping mechanisms are arranged in anoppositely spaced manner; a jacking mechanism for supporting the tubular beam piece is arranged on the mounting bottom plate; the jacking mechanism is arranged between the two rotary clamping mechanisms; a sliding drilling mechanism for drilling the tubular beam piece is arranged on the mounting bottom plate; and the sliding drilling mechanism is arranged at the side edge of the connection line ofthe two rotary clamping mechanisms. The four-direction moving drilling device has the following beneficial effects the tubular beam piece is supported through the jacking mechanism, the two ends of the tubular beam piece are clamped and fixed through the rotary clamping mechanisms, and then the various parts of the tubular beam piece are drilled by the sliding drilling mechanism, so that precision drilling on the tubular beam piece is realized, the drilling efficiency is guaranteed, and the cost of drilling multiple holes in the tubular beam piece is reduced.

The invention discloses a concrete member formwork supporting system and a construction method thereof. The concrete member formwork supporting system comprises a bottom plate, a first mounting groove is formed in the bottom plate, an angle adjusting mechanism is arranged in the first mounting groove, and second mounting grooves which are symmetrically distributed are formed in the two sides of the bottom plate; reinforcing mechanisms used in cooperation with the angle adjusting mechanism are arranged in the second mounting grooves, a first rotating piece is fixedly mounted at one side of the top end of the bottom plate, and a length adjusting mechanism is arranged on the first rotating piece; and a user can rotate a rocker, so that a lead screw is driven to rotate through a rotating wheel, then a vertical block is driven to move towards the side close to the rotating wheel through a moving block, at the moment, a driving rod synchronously moves along with the moving block and rotates while moving, and thus a storage sleeve is driven to rotate through a first lantern ring, so that the length adjusting mechanism can be rotated to a proper angle, concrete member formworks with different heights can be conveniently supported, and the practicability is high.

The invention relates to a universal axle automatic test bench, which is used for axle performance detection, and is provided with an axle placing area and a test transmission area, wherein the axle placing area comprises an axle support for placing an axle and an axle body lifting assembly, the axle support is driven by the axle body lifting assembly to move up and down, the test transmission area comprises a running motor, a transmission shaft system, an adjusting bottom plate, a rear end lifting adjusting mechanism and an automatic butt joint assembly, the adjusting bottom plate adjusts an inclination angle through the rear end lifting adjusting mechanism, the transmission shaft system adjusts the inclination angle through the automatic butt joint assembly, and the transmission shaft system is driven by the running motor to rotate, and realizes the automatic butt joint with the axle through an elastic connecting piece. According to the invention, the test bench can be automatically adjusted according to different sizes and inclination angles of axles, so that the test bench truly simulates the loading posture of the axles, test data errors are reduced, automatic butt joint of a transmission shaft system and an axle input flange is achieved, and the maintenance cost is reduced.

The invention discloses a cutting machine for new material machining, and relates to the technical field of new materials. The cutting machine comprises a cutting operation top plate, wherein an adjusting limiting inner groove is formed in the upper portion, close to the left side, of a supporting side frame, a bearing transverse rod is fixedly connected to one side of a transmission sliding block, a supporting sliding rod is fixedly connected to the middle of the bearing transverse rod, the outer portion of the supporting sliding rod is sleeved with and slidably connected with a limiting sleeve block, the bottom end of the limiting sleeve block is fixedly connected with a cutting pushing mechanism, the top end of a supporting ejector rod and the top end of a transmission lead screw are rotationally connected with clamping mechanisms, and auxiliary stabilizing mechanisms are fixedly connected to the positions, located on the two sides of a separation through groove, of the top of the cutting operation top plate. According to the cutting machine for new material machining, the purposes that machining of cutting faces at different angles is achieved, operation of workers is facilitated, the cutting efficiency of new materials is improved, and the working environment of the cutting machining is improved are achieved.

The invention provides a positioning plate with a turnover beam structure. The positioning plate with the turnover beam structure comprises a turnover beam and a positioning plate, wherein a connecting plate with a plurality of threaded holes is arranged at the bottom of the positioning plate, and the connecting plate and the positioning plate are integrally molded; a horizontal fixed plate which is vertically connected with the positioning plate is arranged at the upper part of the connecting plate; the horizontal fixed plate is connected with the positioning plate through welding; a thimble holder is arranged at the upper part of the horizontal fixing plate; the thimble holder is vertically mounted on the positioning plate, and a thimble is mounted at the top of the thimble holder; the turnover beam is hinged to the left side of the positioning plate through a support plate, the turnover beam is fixedly connected with the support plate, and the right side of the turnover beam is connected with the center of the central of a portable seat. The positioning plate with the turnover beam structure is capable of realizing steadily support for the thimble, and capable of achieving the purpose of fixing a workpiece by driving the portal seat to match with the positioning plate by virtue of the turnover beam, and as a result, the accuracy and stability of positioning are ensured.

The invention belongs to the technical field of gob-side roadway supporting, and particularly relates to a coal mine gob roadway supporting device and a construction method.The coal mine gob roadway supporting device comprises a cross beam, the bottom of the cross beam is in transmission connection with a plurality of lifting devices, and the bottom ends of the lifting devices are slidably arranged in sliding rails; a plurality of variable-angle supporting devices are symmetrically and fixedly connected to the top of the cross beam; the variable-angle supporting device comprises a rotating seat and a sliding seat, the rotating seat is in sliding connection with the sliding seat through an arc-shaped groove, the sliding seat is fixedly connected to the cross beam, and elastic supporting parts are arranged at the two ends of the rotating seat respectively. Through the arrangement of the rotating base and the sliding base, the supporting face can be matched with the inclination angle of the top of the roadway, the effective supporting area of the top of the roadway is increased, stable supporting is achieved, safety is improved, and interface deformation is reduced.

The invention discloses a connection structure of prefabricated sheet piles and a construction method thereof, and relates to the technical field of sheet pile construction. The connection structure comprises a plurality of sheet pile units which are sequentially spliced along the periphery of a foundation pit, each sheet pile unit comprises two sheet bodies which are adjacently arranged up and down and a connecting assembly used for connecting the two sheet bodies, the upper sheet bodies and the lower sheet bodies are connected through welding, each connecting assembly comprises two connecting plates arranged on the two opposite side faces of each sheet body correspondingly, a connecting piece used for locking the two connecting plates and an anchoring piece stretching into the soil layer, and the two connecting plates clamp the welding position between the two sheet bodies on the corresponding sheet pile unit. The connection structure has the effect that the construction period can be shortened while the side wall of the foundation pit is reliably supported by the sheet pile units.

The utility model discloses a bathroom toiletry storage cabinet, relates to the technical field of bathroom supplies, and specifically comprises a bottom plate, the lower surface of one side of the bottom plate is symmetrically and fixedly provided with limiting plates, the outer walls of the two limiting plates are fixedly connected with a connecting sleeve, the connecting sleeve is internally provided with a sliding groove, and the sliding groove is fixedly connected with the limiting plates. Mounting plates are symmetrically and fixedly mounted on the inner wall of the connecting sleeve, clamping grooves are symmetrically formed in the outer surfaces of the two mounting plates, sliding plates are symmetrically and slidably mounted in the connecting sleeve, and mounting grooves are symmetrically formed in the outer surfaces of the multiple sliding plates. The extension plate is arranged on the lower surface of the bottom plate and used for supporting and positioning the suction cup, the suction cup is attached to the wall of a toilet, stable supporting of the device is achieved, the cabinet body is used for storing toilet articles, and the practical degree of the device can be effectively improved through mutual cooperation with the hanging mechanism; and the toilet articles made of various materials and in various shapes can be conveniently stored and fixed.

The utility model belongs to the field of glass curtain walls, and particularly relates to a steel supporting structure of a curved glass curtain wall, which comprises a plurality of steel frame columns fixed on a concrete structural column through embedded parts, a main frame is fixed at the tops of the steel frame columns, the whole main frame is in a cambered surface shape, and the main frame is in a fan shape when overlooked; the steel frame column is fixedly provided with an upper arched beam through a cantilever beam, the upper arched beam is connected with a lower arched beam through a plurality of inter-beam supporting beams, the lower arched beam is gradually close to the direction of the upper arched beam from the middle to the two ends, and the upper arched beam, the lower arched beam and the supporting beams are integrally shaped like a special-shaped curved surface; embedded steel plates are arranged on the concrete structure columns corresponding to the two ends of the lower arched beam, and the two ends of the lower arched beam are fixed to the embedded steel plates; the curved glass curtain wall and the special-shaped flutter keel can be stably supported, the safety and the stability of the structure are guaranteed, and the curved glass curtain wall can adapt to the complex curved design of the glass curtain wall.

The invention discloses a supporting frame structure for a fruit tree. The supporting frame structure comprises a cylindrical fixed support and linkage mechanisms arranged at the circumferential sideof the cylindrical fixed support, wherein the cylindrical fixed support comprises a supporting cylinder and mounting frames fixedly arranged at the circumferential side of the supporting cylinder; thesupporting cylinder sleeves the main tree trunk of the fruit tree; the lower surface of the supporting cylinder is vertically and fixedly provided with stand columns; each mounting frame comprises two oppositely-arranged side plates, and a first connecting column and a horizontal plate which are vertically and fixedly arranged between two side plates; each linkage mechanism comprises a push support and a connecting rod device arranged on a push support; each push support comprises a push rod and a connecting frame fixedly arranged at the end part of a push rod; each connecting rod device comprises a plurality of connecting rods which are arranged in a movable fit manner; and each connecting rod device is movably arranged on a first connecting column and a second connecting column. The supporting frame structure for the fruit tree provided by the invention has the advantages of simplicity in structure, easiness in operation and flexibility in usage, and realizes stable and firm supporting for fruit trees with different heights through the push mechanism of the connecting rods.

The present invention relates to the technical field of wave-breaking walls, and specifically discloses a wave-breaking wall structure, including a wave-breaking wall assembly, the wave-breaking wall assembly including a wave-breaking wall body, a lifting guard plate assembly and a supporting reinforcement assembly; a slide groove is arranged on the wave-breaking wall body; the lifting guard plate assembly includes a lifting guard plate and an adjustment assembly; the lifting guard plate is provided with a slider, and the slider can be slid up and down in the slide groove; the adjustment assembly is used to drive the lifting guard plate to move up and down in the vertical direction; the supporting reinforcement assembly includes a hinge seat, a support seat, a support rod and a locking assembly; the support seat is hinged to the wave-breaking wall body through the hinge seat; one end of the support rod can be slidably arranged on the surface of the support seat, and the other end can be detachably connected to the lifting guard plate; the locking assembly is used to fix the position of the support rod on the support seat. The present invention realizes the flexible adjustment of the height of the wave-breaking wall and the stable support of the structure, which not only improves the applicability and flexibility of the wave-breaking wall, but also enhances its overall stability and bearing capacity, and prolongs its service life.

The utility model discloses an automatic wood frame nailing device which comprises a machine frame and a nailing mechanism, a first bearing sliding seat is arranged on one side of the machine frame, and a second bearing sliding seat is arranged on the other side of the machine frame. The rack is further provided with a positioning mechanism, a jacking and pressing mechanism and a pressing mechanism. The nailing mechanism comprises a first nailing assembly arranged on one side of the rack and a second nailing assembly arranged on the other side of the rack. When a wood frame is placed on the rack, one side of the wood frame is located on the first bearing sliding base, the other side of the wood frame is located on the second bearing sliding base, after the jacking mechanism drives the wood frame to move and abut against the positioning mechanism for positioning, the pressing mechanism presses the wood frame, and the first nailing assembly nailes one side of the wood frame; and the second nailing assembly is used for nailing the other side of the wooden frame. Therefore, by combining the synergistic effect of the positioning mechanism and the jacking mechanism, the wooden frame can be accurately positioned before being nailed, and nailing operation is implemented on the two sides of the wooden frame at the same time, so that the nailing efficiency is improved, the labor intensity is reduced, and the production efficiency is improved.

The invention discloses a dividing machine for new material processing, which includes a cutting operation top plate, an adjustment limiting inner groove is arranged on the upper part of the supporting side frame near the left side, and a load-bearing cross bar is fixedly connected to one side of the transmission slider. The middle position of the rod is fixedly connected with a support slide bar, and the outside of the support slide bar is sheathed and slidably connected with a limit sleeve block. The bottom end of the limit block block is fixedly connected with a cutting push mechanism, and the top ends of the support push rod and the transmission screw rod both rotate. A clamping mechanism is connected, and an auxiliary stabilizing mechanism is fixedly connected to the top of the top plate for cutting operation and located on both sides of the separating channel. The invention relates to the technical field of new materials. The cutting machine for new material processing achieves the purpose of realizing the processing of cutting surfaces with different angles, facilitating the operation of workers, speeding up the efficiency of new material cutting, and improving the working environment of cutting and processing.

The invention discloses an air purifying and deodorizing device. The air purifying and deodorizing device comprises a seat and a plant liquid spraying device, which is fixed on the top of the seat. The plant liquid spraying device is composed of a first rack and a second rack arranged on the left side and right side of the first rack. A first cavity is arranged in the first rack and stretches to the left and the right. A first rotation rod is arranged in the first cavity and stretches to the left and the right. An electric rotation machine is arranged in the top of the first cavity. The bottom of the electric rotation machine is connected to a first conical wheel, which stretches into the first cavity. The right end of the first conical wheel is engaged with a second conical wheel that is fixedly connected to the external surface of the first rotation rod. The left side and right side of the first rack in the upper part of the first cavity are both provided with a guide groove. The left and right guide grooves are respectively arranged on the upper parts of the stretching sections of the left side and right side of the first cavity. The structure of the air purifying and deodorizing device is simple, the operation is convenient, the operation stability is improved, the requirements of multiple spraying modes can be satisfied, the device can be moved and transported conveniently, and the efficiency is improved.

The invention relates to a general-purpose automatic test bench for vehicle axles, which is used for testing the performance of vehicle axles. The bridge strut is driven by the bridge body lifting component to move up and down. The test transmission area includes the running motor, transmission shaft system, adjustment base plate, rear end lifting adjustment mechanism and automatic docking assembly. The adjustment base plate is lifted by the rear end. The lifting adjustment mechanism adjusts the inclination angle, and the transmission shaft system adjusts the inclination angle through the automatic docking assembly. The transmission shaft system is driven to rotate by the running motor, and realizes automatic docking with the axle through elastic connectors. The advantages of the present invention are: the test bench can be automatically adjusted according to the different sizes and inclination angles of the vehicle axle, so that it can truly simulate the loading attitude of the vehicle axle, reduce the error of test data, and realize the automatic docking of the transmission shaft system and the input flange of the vehicle axle, reducing the Maintenance costs.

The invention discloses a novel air purification and deodorization apparatus, which comprises a seat body and a plant liquid spraying device fixed on the top portion of the seat body, wherein the plant liquid spraying device comprises a first frame body and second frame bodies arranged on the left side and the right side of the first frame body, a first accommodation cavity capable of extending left and right is arranged in the first frame body, a first rotation movement rod capable of extending left and right is arranged in the first accommodation cavity, a electric rotation machine is arranged in the top portion of the first accommodation cavity, the bottom portion of the electric rotation machine is connected to a first cone wheel extending into the first accommodation cavity in a matched manner, the right side end of the first cone wheel is connected to a second cone wheel fixedly connected to the outer surface of the first rotation movement rod in an engaged manner, guide groovesare respectively arranged in the left side and the right side of the first frame body on the upper portion of the first accommodation cavity, and the left side guide groove and the right side guide groove are respectively positioned at the upper portion positions of the left side extending section and the right side extending section of the first accommodation cavity. According to the present invention, the novel air purification and deodorization apparatus has advantages of simple structure, convenient operation, improved operation stability, convenient movement, convenient transportation andefficiency improving, and can meet a variety of spraying requirements.

The invention relates to the technical field of aircraft maintenance, in particular to an aircraft wing maintenance device and method thereof. The maintenance device includes an installation platform, a lifting frame and a moving component. The lifting frame is provided with a mounting platform. The maintenance device also includes a rotating component, a supporting mechanism and an adjusting component. The rotating component is provided with a supporting mechanism, which is suitable for driving the supporting mechanism to rotate; The adjustment assembly is arranged between the rotating assembly and the supporting mechanism, and is suitable for adjusting the relative position between the supporting mechanism and the rotating assembly; the supporting mechanism includes a supporting plate and a sliding assembly, the supporting plate is suitable for supporting the wing, and the sliding assembly is arranged on the rotating assembly It is suitable for driving the support plate to rotate around the hinge; the overhaul device also includes a control assembly, including a control module and a first detection module, the first detection module is suitable for detecting the defect of the wing, and the control module is communicatively connected with the first detection module. In order to process the detection information of the first detection module, the repair device is suitable for repairing defects at different wing positions, and has good applicability.

The invention discloses a top surface feature shape design method of an assembly type track supporting structure. The method comprises the following steps that the angle of a bottom contact surface of an assembly type track component is determined; determining a rotation angle required to rotate around the inner rail; determining angle indexing based on the rotation angle; determining the number of contact surfaces required by the characteristic top surface of the supporting block structure; aiming at the supporting block structure, determining top surface angles corresponding to the contact surfaces one by one; based on the top surface angle of the contact surface, the top surface of the supporting block is obtained through combination, and the top surface of the supporting block is convex. The method is used for rapid construction of the supporting structure of the assembly type track in track traffic, the attaching degree and supporting stability of the supporting structure and the assembly type ballastless track are improved, use of on-site fixing frames is effectively reduced, and the installation and construction time is saved. The inner side and the outer side of the supporting device are completely attached to the bottom face of a track component, stable supporting of the track at the needed angle is achieved, and the construction efficiency is improved.

The utility model relates to the technical field of environmental protection equipment fixing, in particular to an environmental protection equipment fixing assembly which comprises a support, a main supporting plate arranged at the bottom of the support, a monitor body and a control box arranged on the support, an alarm arranged on the control box, a sampling pipe and an exhaust pipe arranged on the monitor body, and a ground body arranged below the support. A pre-buried groove is formed in the ground body, a pre-buried filling layer is arranged in the pre-buried groove, a side supporting frame is arranged on the support, a transverse welding rod and a longitudinal welding rod are arranged on the side supporting frame, a fixing screw is inserted into the side supporting frame, a pre-buried column and a nut are arranged on the fixing screw, a pre-buried barb and an anti-disengaging pre-buried plate are arranged on the pre-buried column, and a frosted layer is arranged on the anti-disengaging pre-buried plate. The overall anti-shaking stability of the fixing assembly below the support is improved, the embedded installation anti-slipping performance between the fixing assembly and the ground is improved, and the situation that water is accumulated in the countersunk head groove in rainy days is avoided.

The utility model discloses a medicine feeding device for ecological environment protection, which comprises a support, each vertical rod of the support is fixedly connected with a frame on the upper side through an inclined rod, and the medicine feeding device is characterized in that a conical medicine storage box is fixed in the frame on the upper side of the support; an opening is formed in the lower side of the conical medicine storage box, the opening in the lower end of the conical medicine storage box is fixedly connected with a square discharging channel, a square opening is formed in the lower portion of one end of the square discharging channel, and medicine baffles are fixedly connected to the two sides of one end of the square discharging channel respectively. The utility model relates to the technical field of ecological protection, in particular to medicine feeding equipment for ecological environment protection. According to the utility model, drugs can be conveniently put so as to improve the ecological environment of the river channel.

The invention discloses a plate tailor welding device and method, and relates to the technical field of shipbuilding. The tailored plate welding device includes: a support frame, including a plurality of columns and a plurality of beams, the columns are distributed in multiple rows, and the columns in each row are connected and fixed by a beam respectively, and the blanks to be tailored can be placed On the top of the upright column; the movable connecting piece is provided with a plurality of movable connecting pieces and are respectively arranged in a one-to-one correspondence with the plurality of upright columns. It can be turned and lapped to another column to support the tailor-welded blank on top of the column. The invention can realize the stable support of the tailor-welded blanks, thereby reducing the welding deformation that is easy to occur in the segmental manufacture of the slabs, reducing the situation of post-fire correction and slab replacement, and improving the segmental construction quality of the tailor-welded blanks.

The invention provides a concentrating solar antenna structure and an array thereof, and belongs to the field of antenna technologies and solar cells, the concentrating solar antenna structure comprises an inverted-F antenna, a solar cell, a W-shaped cylinder concentrator and a metal floor, the middle of the metal floor is provided with a protruding part along the side edge direction, the inverted-F antenna is printed on a dielectric substrate, the dielectric substrate is vertically installed on the protruding part, and the W-shaped cylinder concentrator is arranged in the middle of the metal floor. The solar cells are laid on the metal floor and located on the two sides of the inverted-F antenna. The W-shaped cylinder condenser is erected on the top of the dielectric substrate and located above the solar cells. The influence of the antenna structure on power generation of the solar cell can be reduced, the influence of the solar cell piece on the antenna radiation performance can be eliminated, the W-shaped cylindrical condenser is adopted, the condensation area is equivalent to the area of the solar cell piece, and high photoelectric conversion efficiency of the solar cell piece can be achieved without using expensive wide cell materials.

The invention relates to a general drilling stand for a light geological drilling rig, which comprises an upright, a slide sleeve device, a base, an upper chain wheel, a lower chain wheel, a chain, an inclined support, a gear reduction device and a general interface backplate, wherein the slide sleeve device is arranged on the upright in a sleeving manner, the upper chain wheel is fixed on the gear reduction device, the gear reduction device is fixed at the upper end of the upright, the lower chain wheel is fixed at the lower end of the upright through a chain wheel shaft, the upper end of the chain bypasses the upper chain wheel, the lower end of the chain bypasses the lower chain wheel, and the chain is connected with the slide sleeve device; one end of the inclined support is fixed at the upper end of the upright and the other end of the inclined support is fixed on the base; and one side of the general interface backplate is connected with the slide sleeve device. According to the invention, the general interface backplate can be connected with various kinds of drilling rig power heads through a flange, and the drilling stand is stably supported with the lightest structure weight due to the adoption of the structure design of the single upright and the inclined support.