All-terrain self-standing crossing frame

Abstract

The invention relates to the technical field of crossing frames, in particular to an all-terrain self-standing crossing frame which comprises a base and a box body, the lower end of the base is in threaded connection with the box body through bolts, an angle adjusting device is arranged on the outer wall of the base, a locking device is arranged in the box body, and a winding device is arranged in the box body. The outer wall of the base is movably connected with the protruding parts of the two circular rings through bearings. Through cooperation of the angle adjusting device and the base, when the angle of the crossing frame body has certain deviation and needs to be adjusted, a first motor is controlled to work, an output shaft of the first motor rotates to drive a gear to rotate, the gear can drive a half gear to rotate synchronously, and the half gear can rotate to drive a rotating disc to rotate synchronously; and the rotating disc can drive the crossing frame body to rotate synchronously, fine adjustment of the angle of the crossing frame is achieved, and the angle can be adjusted, so that the crossing frame is more convenient to use.

Description

Technical Field

[0001] The invention relates to the technical field of crossing frames, in particular to an all-terrain self-supporting crossing frame. Background Art

[0002] In order to avoid damage, it is necessary to set up frames on both sides of the object to be crossed, and set up nets between the frames on both sides for protection, or use the tower itself as a supporting platform. During the installation of the ground wire of the power transmission and transformation project, it is inevitable to cross the already operating power lines, roads, railways, rivers, etc. In order to prevent the wires from affecting the object below, a cable bridge and net are directly set up between the towers on both sides for protection. The crossing frame needs to adapt to different terrains when in use.

[0003] First of all, when the existing crossing frame is used, it is not convenient to adapt to different environments. When the crossing frame is needed, it needs to be erected on the water surface and slopes. When the existing crossing frame is erected, it needs to be installed by laying a cement base or cannot be installed, which makes the existing crossing frame have great limitations when used.

[0004] Secondly, when the existing crossing frame is used, when it is erected on a horizontal ground, after the erection is completed and the base is fixed, it is inconvenient to fine-tune the angle of the crossing frame, which makes the existing crossing frame inconvenient to use.

[0005] At the same time, when the existing crossing frame is used, it is not convenient to set up in the water, and it is not convenient to quickly position the air cushion when unfolding and rolling it up, so that it takes a long time to set up the existing equipment in the water, affecting work efficiency. Summary of the invention

[0006] The purpose of the present invention is to solve the problems that the prior art is inconvenient to erect a crossing frame in different environments, resulting in large limitations, it is inconvenient to fine-tune the angle, resulting in inconvenience in use, and when erecting in water, it is inconvenient to quickly fix the air cushion, resulting in reduced work efficiency, and an all-terrain self-supporting crossing frame is proposed.

[0007] To achieve the above object, the present invention provides the following technical solutions: An all-terrain self-supporting crossing frame is designed, including a base and a box body, the lower end of the base is threadedly connected to the box body by bolts, the outer wall of the base is provided with an angle adjustment device, the inside of the box body is provided with a locking device, the inside of the box body is provided with a winding device, the outer wall of the base is movably connected to the protruding parts of two circular rings through bearings, and the inner walls of the circular rings on both sides are slidably connected to two support columns respectively.

[0008] Preferably, the angle adjustment device comprises a half gear, a support plate, a gear, a first motor and a turntable; The turntable is rotatably connected to the base via a bearing, a half gear is fixedly connected to the outer wall of the turntable, the half gear is meshed with the gear, the rotating shaft of the gear is fixedly connected to the output shaft of the first motor, the first motor is fixedly connected to the base via a motor frame, and a support plate is fixedly connected to the outer wall of the turntable.

[0009] Preferably, an arc plate is fixedly connected to the upper end of the turntable, and the arc plate is movably connected to the protruding part of the rotating block through a bearing, and one end of the rotating block is fixedly connected to the spanning frame body.

[0010] Preferably, the lower end of the support plate is fixedly connected to a support plate, the upper end of the support plate is fixedly connected to a block, the block is rotatably connected to one end of the threaded rod through a bearing, and the other end of the threaded rod is fixedly connected to the output shaft of the second motor.

[0011] Preferably, the second motor is fixedly connected to the support plate and the support plate through a motor frame, the motor frame of the second motor is fixedly connected to a protective frame, the outer wall of the threaded rod is threadedly connected to the threaded block, the upper end of the threaded block is movably connected to one end of the inclined rod through a pin shaft, the other end of the inclined rod is movably connected to the connecting block through a pin shaft, and the upper end of the connecting block is fixedly connected to the main body of the spanning frame.

[0012] Preferably, the winding device comprises a first air cushion, a second air cushion, a connecting plate, a pull ring, a disc, a first rotating rod, a round rod, a second rotating rod and a spring; Both ends of the first rotating rod on both sides are rotatably connected to the box body through bearings, the outer walls of the first rotating rod are symmetrically fixedly connected with discs, the outer walls of the first rotating rod are wrapped with first air cushions, one ends of the first air cushions penetrate the box body, one ends of the first air cushions on both sides are fixedly connected with connecting plates, the outer walls of the first rotating rods on both sides are fixedly connected with clockwork springs, one end of the clockwork springs is fixedly connected to round rods, one ends of multiple groups of round rods are fixedly connected to the box body, both ends of the second rotating rods on both sides are rotatably connected to the box body through bearings, the outer walls of the second rotating rods are wrapped with second air cushions, one ends of the second air cushions penetrate the box body, one ends of the second air cushions are fixedly connected to another group of connecting plates, and one side of multiple groups of connecting plates are symmetrically fixedly connected with pull rings.

[0013] Preferably, the locking device comprises a cylinder, a round rod, a first groove plate, a first slide bar, a top plate, a right-angle plate, a cross plate, a second slide bar and a second groove plate; The cylinder is fixedly connected to the inner wall of the box body, the telescopic end of the cylinder is fixedly connected to the round rod, the upper end of the round rod is fixedly connected to a cross plate, one end of the cross plate is fixedly connected to the first groove plate, the other end of the cross plate is fixedly connected to the right-angle plate, one side of the cross plate is fixedly connected to the box body, the lower end of the cross plate is symmetrically fixedly connected to the first sliding bar, the outer walls of the first sliding bar are slidably connected to the first groove plate, the upper ends of the first sliding bars are fixedly connected to the top plate, one end of the top plate is fixedly connected to the box body, one end of the right-angle plate is fixedly connected to the second groove plate, the second groove plate is slidably connected to two second sliding bars through a through hole opened on the surface, and the lower ends of the second sliding bars on both sides are fixedly connected to the box body.

[0014] Preferably, grooves are symmetrically formed at the upper ends of the first groove plate and the second groove plate, and the lower ends of the support columns on both sides are pointed ends.

[0015] The present invention provides an all-terrain self-supporting crossing frame, which has the following beneficial effects: the box is placed in water through the cooperation of the winding device and the box, and the supporting columns on both sides are inserted into the bottom of the water to fix the box, and at the same time the operator pulls eight pull rings so that the pull rings can pull the two first air cushions and the second air cushions through the connecting plates, so that the first air cushions and the second air cushions on both sides are pulled out of the box, and at the same time are connected with multiple groups of pull rings through nylon ropes, and at the same time the other ends of the eight groups of nylon ropes are fixed to stable objects such as trees, and the first air cushions and the second air cushions are inflated to make the position of the box more stable. When not in use, the air inside the first air cushions and the second air cushions is emptied, and the first rotating rod and the second rotating rod can be rotated under the action of the clockwork spring to reel in the exhausted first air cushions and the second air cushions. The main body of the crossing frame can be installed in different environments such as inclined surfaces and water, so that the limitations of the present invention when used are reduced.

[0016] Through the cooperation of the angle adjustment device and the base, when the installation is completed on the horizontal ground and the position of the box is fixed, when the angle of the main body of the crossing frame has a certain deviation and needs to be adjusted, the first motor is controlled to work, so that the output shaft of the first motor rotates to drive the gear to rotate, so that the gear can drive the half gear to rotate synchronously, and the rotation of the half gear can drive the turntable to rotate synchronously, so that the turntable can drive the main body of the crossing frame to rotate synchronously, thereby achieving fine adjustment of the angle of the crossing frame. By being able to adjust the angle, the present invention is more convenient to use.

[0017] Through the cooperation of the locking device and the box body, the cylinder is controlled to work, so that the telescopic end of the cylinder is extended to drive the round rod to move upward, so that the round rod can push the cross plate to move synchronously, so that the cross plate can drive the first groove plate and the right-angle plate to move synchronously, and the right-angle plate can drive the second groove plate to move, so that the first groove plate and the second groove plate can be respectively pressed against the second rotating rod and the outer wall of the first rotating rod on both sides, so that the angles of the two first rotating rods and the two second rotating rods are fixed, so that the positions of the first air cushion and the second air cushion can be fixed, and the air cushion can be quickly deployed and retracted, thereby reducing the time of setting up the present invention in water and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the appearance structure of the present invention; Figure 2 For the present invention Figure 1 Schematic diagram of the upward-looking state; Figure 3 For the present invention Figure 1 Schematic diagram of the front view state; Figure 4 For the present invention Figure 1 Schematic diagram of the top view of the middle box; Figure 5 For the present invention Figure 1 A cross-sectional view of the middle box body from above; Figure 6 For the present invention Figure 1 Schematic diagram of the middle winding device; Figure 7 For the present invention Figure 1 Schematic diagram of the top view of the middle winding device.

[0019] In the figure: 1, base, 2, winding device, 201, first air cushion, 202, second air cushion, 203, connecting plate, 204, pull ring, 205, disc, 206, first rotating rod, 207, round rod, 208, second rotating rod, 209, spring, 3, box, 4, support column, 5, block, 6, threaded rod, 7, support plate, 8, angle adjustment device, 801, half gear, 802, support plate, 803, gear, 804, first Motor, 805, turntable, 9, locking device, 901, cylinder, 902, round rod, 903, first groove plate, 904, first slide bar, 905, top plate, 906, right-angle plate, 907, cross plate, 908, second slide bar, 909, second groove plate, 10, protection frame, 11, second motor, 12, threaded block, 13, inclined rod, 14, connecting block, 15, spanning frame body, 16, circular ring, 17, arc plate, 18, rotating block. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the accompanying drawings: Refer to the attached Figure 1-7 In this embodiment, an all-terrain self-supporting crossing frame includes a base 1 and a box body 3. The lower end of the base 1 is threadedly connected to the box body 3 by bolts. A locking device 9 is provided inside the box body 1. A winding device 2 is provided inside the box body 1. The outer wall of the base 1 is movably connected to the protruding parts of two circular rings 16 through bearings. The circular rings 16 on both sides can be rotated so that the angles of the support columns 4 on both sides can be adjusted. The inner walls of the circular rings 16 on both sides are slidably connected to the two support columns 4 respectively.

[0021] The angle adjustment device 8 includes a half gear 801, a support plate 802, a gear 803, a first motor 804 and a rotating disk 805; The turntable 805 is rotatably connected to the base 1 through a bearing, and the rotation center of the turntable 805 is fixed. The outer wall of the turntable 805 is fixedly connected with a half gear 801, and the half gear 801 is meshed with the gear 803. The rotation of the gear 803 can drive the half gear 801 to rotate. The rotation axis of the gear 803 is fixedly connected to the output shaft of the first motor 804. The first motor 804 can meet the working needs according to actual needs. The first motor can drive the gear 803 to rotate. The first motor 804 is fixedly connected to the base 1 through a motor frame. The outer wall of the turntable 805 is fixedly connected with a support plate 802. When the turntable 805 rotates, it can drive the support plate 802 to rotate synchronously.

[0022] Through the cooperation of the angle adjustment device 8 and the base 1, when the installation on the horizontal ground is completed and the position of the box body 3 is fixed, when the angle of the crossing frame body 15 has a certain deviation and needs to be adjusted, the first motor 804 is controlled to work, so that the output shaft of the first motor 804 rotates to drive the gear 803 to rotate, so that the gear 803 can drive the half gear 801 to rotate synchronously, and the rotation of the half gear 801 can drive the turntable 805 to rotate synchronously, so that the turntable 805 can drive the crossing frame body 15 to rotate synchronously, thereby achieving fine adjustment of the angle of the crossing frame 15. By being able to adjust the angle, the present invention is more convenient to use.

[0023] The upper end of the turntable 805 is fixedly connected to an arc plate 17, which can support the rotating block 18 for rotation. The arc plate 17 is movably connected to the protruding part of the rotating block 18 through a bearing. One end of the rotating block 18 is fixedly connected to the crossing frame body 15, and the rotating block 18 can support the crossing frame body 15 for synchronous movement.

[0024] The lower end of the support plate 802 is fixedly connected to a support plate 7, and the upper end of the support plate 7 is fixedly connected to a block 5. The block 5 is rotatably connected to one end of a threaded rod 6 through a bearing to fix the rotation center of the threaded rod 6. The other end of the threaded rod 6 is fixedly connected to the output shaft of the second motor 11. The second motor 11 can meet the working needs according to actual needs, and the second motor 11 can drive the threaded rod 6 to rotate.

[0025] The second motor 11 is fixedly connected to the support plate 7 and the support plate 802 through a motor frame. The motor frame of the second motor 11 is fixedly connected to a protection frame 10. The protection frame 10 can reduce the damage to the second motor 11 during rotation. The outer wall of the threaded rod 6 is threadedly connected to the threaded block 12. The threaded rod 6 can drive the threaded block 12 to move. The upper end of the threaded block 12 is movably connected to one end of the inclined rod 13 through a pin shaft. The threaded block 12 can drive the inclined rod 13 to move. The other end of the inclined rod 13 is movably connected to the connecting block 14 through a pin shaft. The inclined rod 13 can push the connecting block 14 to move upward. The upper end of the connecting block 14 is fixedly connected to the crossing frame body 15, and the connecting block 14 can push the crossing frame body 15 to rotate.

[0026] The winding device 2 includes a first air cushion 201, a second air cushion 202, a connecting plate 203, a pull ring 204, a disc 205, a first rotating rod 206, a round rod 207, a second rotating rod 208 and a spring 209; Both ends of the first rotating rods 206 on both sides are rotatably connected to the box body 3 through bearings, the outer walls of the first rotating rods 206 are symmetrically fixedly connected with discs 205, the surfaces of the first rotating rods 206 on both sides are provided with two discs 205, the outer walls of the second rotating rods 208 on both sides are provided with two discs 205, and there are eight discs 205 in total, the outer walls of the first rotating rods 206 are wrapped with first air cushions 206, the first air cushions 206 and the second air cushions 202 are both in an uninflated state, one end of the first air cushions 206 passes through the box body 3, one end of the first air cushions 206 on both sides are fixedly connected with a connecting plate 203, and the outer walls of the first rotating rods 206 on both sides are fixedly connected with a spring Spring 209, one end of the first rotating rod 206 and the second rotating rod 208 on both sides are provided with a clockwork spring 209, one end of the clockwork spring 209 is fixedly connected to the round rod 207, one end of multiple groups of round rods 207 are fixedly connected to the box body 3, both ends of the second rotating rods 208 on both sides are rotatably connected to the box body 3 through bearings, the outer walls of the second rotating rods 208 are wrapped with second air cushions 202, one end of the second air cushions 202 penetrates the box body 3, one end of the second air cushions 202 is fixedly connected to another group of connecting plates 203, one side of the four connecting plates 203 is provided with two pull rings 204, and one side of multiple groups of connecting plates 203 are symmetrically fixedly connected with pull rings 204.

[0027] Through the cooperation of the winding device 2 and the box body 3, the box body 3 is placed in the water, and the support columns 4 on both sides are inserted into the bottom of the water to fix the box body 3. At the same time, the operator pulls the eight pull rings 204, so that the pull rings 204 can pull the two first air cushions 201 and the second air cushions 202 through the connecting plate 203, so that the first air cushions 201 and the second air cushions 202 on both sides are pulled out of the box body 3, and the nylon ropes are connected to the multiple groups of pull rings 204, and the other ends of the eight groups of nylon ropes are connected to stable objects such as trees. The first air cushion 201 and the second air cushion 202 are fixed and inflated to make the position of the box body 3 more stable. When not in use, the air inside the first air cushion 201 and the second air cushion 202 is emptied and then the first rotating rod 206 and the second rotating rod 208 are rotated under the action of the clockwork spring 209 to reel in the exhausted first air cushion 201 and the second air cushion 202. The spanning frame body 15 can be installed in different environments such as slopes and water, thereby reducing the limitations of the present invention when used.

[0028] The locking device 9 includes a cylinder 901, a round rod 902, a first groove plate 903, a first slide bar 904, a top plate 905, a right-angle plate 906, a horizontal plate 907, a second slide bar 908 and a second groove plate 909; The cylinder 901 is fixedly connected to the inner wall of the box body 3. The cylinder 901 can meet the working needs according to actual needs. The cylinder 901 can drive the round rod 902 to move synchronously. The telescopic end of the cylinder 901 is fixedly connected to the round rod 902. The upper end of the round rod 902 is fixedly connected to a cross plate 907. The round rod 902 can drive the cross plate 907 to move synchronously. One end of the cross plate 907 is fixedly connected to the first groove plate 903, and the other end of the cross plate 907 is fixedly connected to the right-angle plate 906. The cross plate 907 can drive the cross plate 907 and the right-angle plate 906 to move synchronously. One side of the cross plate 907 is fixedly connected to the box body 3, and the lower end of the cross plate 907 is symmetrically fixedly connected to the first slide bar 904. The first slide bars 904 on both sides can The moving track of the first groove plate 903 is fixed, and the outer walls of the first slide bar 904 are slidably connected to the first groove plate 903. The first groove plate 903 can be pressed against the outer wall of the second rotating rod 208 through the groove on the surface to fix the angle of the second rotating rod 208. The upper ends of the first slide bars 904 are fixedly connected to the top plate 905, one end of the top plate 905 is fixedly connected to the box body 3, one end of the right-angle plate 906 is fixedly connected to the second groove plate 909, and the second groove plate 909 is slidably connected to the two second slide bars 908 through the through holes opened on the surface. The second groove plate 909 can be pressed against the outer wall of the first rotating rod 206 to fix the angle of the first rotating rod 206, and the lower ends of the second slide bars 908 on both sides are fixedly connected to the box body 3.

[0029] Through the cooperation of the locking device 2 and the box body 3, the cylinder 901 is controlled to work, so that the telescopic end of the cylinder 901 is extended to drive the round rod 902 to move upward, so that the round rod 902 can push the horizontal plate 907 to move synchronously, so that the horizontal plate 907 can drive the first groove plate 903 and the right-angle plate 906 to move synchronously, and the right-angle plate 906 can drive the second groove plate 909 to move, so that the first groove plate 903 and the second groove plate 909 can be respectively pressed against the outer walls of the second rotating rod 208 and the first rotating rod 206 on both sides, so that the angles of the two first rotating rods 206 and the two second rotating rods 208 are fixed, so that the positions of the first air cushion 201 and the second air cushion 202 can be fixed, and the air cushion can be quickly deployed and retracted, thereby reducing the time of setting up the present invention in water and improving work efficiency.

[0030] The first groove plate 903 and the second groove plate 909 are symmetrically provided with grooves at their upper ends. The lower ends of the support columns 4 on both sides are pointed. The length of the support columns 4 can be replaced and selected according to the actual environment.

[0031] Working principle: When erecting a self-supporting spanning frame: The box body 3 is placed at a suitable position for erection. The operator inserts the support columns 4 on both sides into the ground through equipment such as a pile driver. When the erection position is an inclined plane, the circular rings 16 on both sides can be rotated to make the support columns 4 on both sides rotate synchronously, so that the support columns 4 on both sides can be inserted into the ground at different angles, making it more convenient to fix the position of the box body 3. The second motor 11 is controlled to work, so that the output shaft of the second motor 11 rotates to drive the threaded rod 6 to rotate, and the rotation of the threaded rod 6 can drive the threaded block 12 to move. The movement of the threaded block 12 can push one end of the inclined rod 13 to move, and at the same time, the other end of the inclined rod 13 can push the spanning frame body 15 through the connecting block 14 to rotate around the hinge of the rotating block 18 and the arc plate 17. When the spanning frame body 15 is rotated to a vertical state, the threaded block 12 moves to the limit position on the outer wall of the threaded rod 6, completing the erection of the spanning frame body 15. When it is on an inclined plane, it can be detected by a level meter, and the second motor 11 can be stopped after the spanning frame body 15 is rotated to a vertical state.

[0032] Adjustment process: When the installation is completed on the horizontal ground and the position of the box 3 is fixed, when the angle of the crossing frame body 15 has a certain deviation and needs to be adjusted, the first motor 804 is controlled to work, so that the output shaft of the first motor 804 rotates to drive the gear 803 to rotate, so that the gear 803 can drive the half gear 801 to rotate synchronously, and the rotation of the half gear 801 can drive the turntable 805 to rotate synchronously, so that the turntable 805 can drive the crossing frame body 15 to rotate synchronously, thereby achieving fine-tuning of the angle of the crossing frame 15 (the rotation angle of the turntable 805 needs to rotate while the half gear 801 and the gear 803 are in meshing state).

[0033] Underwater erection process: The box body 3 is placed in the water, and the supporting columns 4 on both sides are inserted into the bottom of the water to fix the box body 3. At the same time, the operator pulls the eight pull rings 204, so that the pull rings 204 can pull the two first air cushions 201 and the second air cushions 202 through the connecting plate 203, so that the first air cushions 201 and the second air cushions 202 on both sides are pulled out of the box body 3. When the first air cushions 201 and the second air cushions 202 on both sides are pulled out, the first rotating rods 206 and the second rotating rods 208 on both sides can be rotated to deform the four sets of spring springs 209, and the cylinder 901 is controlled to work, so that the telescopic end of the cylinder 901 is extended to drive the round rod 902 to move upward, so that the round rod 902 can push the cross plate 907 to move synchronously, so that the cross plate 907 can drive the first groove plate 903 and the right-angle plate 906 to move synchronously, and the right-angle plate 906 can drive the second groove plate 909 to move, so that the first groove plate 903 and the second groove plate 90 9 can be respectively pressed against the outer wall of the second rotating rod 208 and the first rotating rod 206 on both sides, so that the angles of the two first rotating rods 206 and the two second rotating rods 208 are fixed, so that the position of the first air cushion 201 and the second air cushion 202 can be fixed, and at the same time, they are connected with multiple groups of pull rings 204 through nylon ropes, and the other ends of the eight groups of nylon ropes are fixed to stable objects such as trees, and the first air cushion 201 and the second air cushion 202 are inflated (the surfaces of the first air cushion 201 and the second air cushion 202 are provided with inflation ports, which can be the same as the inflation ports of the wheels, and can be inflated by an air pump, etc.), so that the position of the box body 3 is more stable. When not in use, after the air inside the first air cushion 201 and the second air cushion 202 is emptied, the first rotating rod 206 and the second rotating rod 208 can be rotated under the action of the clockwork spring 209, and the first air cushion 201 and the second air cushion 202 after exhausting are rolled up.

[0034] Although the present invention has been shown and described with reference to preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. An all-terrain self-supporting straddling frame, comprising a base (1) and a box (3), wherein the lower end of the base (1) is threadedly connected to the box (3) via bolts, and characterized in that: The outer wall of the base (1) is provided with an angle adjustment device (8), the interior of the box (1) is provided with a locking device (9), the interior of the box (1) is provided with a winding device (2), the outer wall of the base (1) is movably connected to the protruding parts of the two circular rings (16) through bearings, and the inner walls of the circular rings (16) on both sides are slidably connected to the two support columns (4) respectively.

2. The all-terrain self-supporting spanning frame according to claim 1, characterized in that: The angle adjustment device (8) comprises a half gear (801), a support plate (802), a gear (803), a first motor (804) and a rotating disk (805); The rotating disk (805) is rotationally connected to the base (1) via a bearing; a half gear (801) is fixedly connected to the outer wall of the rotating disk (805); the half gear (801) is meshed with a gear (803); the rotating shaft of the gear (803) is fixedly connected to the output shaft of a first motor (804); the first motor (804) is fixedly connected to the base (1) via a motor frame; and a support plate (802) is fixedly connected to the outer wall of the rotating disk (805).

3. The all-terrain self-supporting spanning frame according to claim 2, characterized in that: The upper end of the rotating disk (805) is fixedly connected to a circular arc plate (17), and the circular arc plate (17) is movably connected to a protruding portion of a rotating block (18) via a bearing. One end of the rotating block (18) is fixedly connected to the spanning frame body (15).

4. The all-terrain self-supporting spanning frame according to claim 2, characterized in that: The lower end of the support plate (802) is fixedly connected to a support plate (7), the upper end of the support plate (7) is fixedly connected to a block (5), the block (5) is rotatably connected to one end of a threaded rod (6) via a bearing, and the other end of the threaded rod (6) is fixedly connected to an output shaft of a second motor (11).

5. The all-terrain self-supporting spanning frame according to claim 4, characterized in that: The second motor (11) is fixedly connected to the support plate (7) and the support plate (802) via a motor frame; the motor frame of the second motor (11) is fixedly connected to a protective frame (10); the outer wall of the threaded rod (6) is threadedly connected to a threaded block (12); the upper end of the threaded block (12) is movably connected to one end of an inclined rod (13) via a pin; the other end of the inclined rod (13) is movably connected to a connecting block (14) via a pin; and the upper end of the connecting block (14) is fixedly connected to a main body of the spanning frame (15).

6. The all-terrain self-supporting spanning frame according to claim 1, characterized in that: The winding device (2) comprises a first air cushion (201), a second air cushion (202), a connecting plate (203), a pull ring (204), a disc (205), a first rotating rod (206), a round rod (207), a second rotating rod (208) and a spring (209); Both ends of the first rotating rod (206) on both sides are rotatably connected to the box body (3) via bearings; the outer wall of the first rotating rod (206) is symmetrically fixedly connected to a disk (205); the outer wall of the first rotating rod (206) is wrapped with a first air cushion (201); one end of the first air cushion (201) passes through the box body (3); one end of the first air cushion (201) on both sides is fixedly connected to a connecting plate (203); the outer wall of the first rotating rod (206) on both sides is fixedly connected to a clockwork spring (209); the clockwork spring (209) One end of the second rotating rod (208) is fixedly connected to the round rod (207), one end of the plurality of groups of the round rods (207) is fixedly connected to the box body (3), both ends of the second rotating rods (208) on both sides are rotatably connected to the box body (3) via bearings, the outer walls of the second rotating rods (208) are wrapped with second air cushions (202), one end of the second air cushions (202) passes through the box body (3), one end of the second air cushions (202) is fixedly connected to another group of connecting plates (203), and one side of the plurality of groups of the connecting plates (203) is symmetrically fixedly connected to a pull ring (204).

7. The all-terrain self-supporting spanning frame according to claim 1, characterized in that: The locking device (9) comprises a cylinder (901), a round rod (902), a first groove plate (903), a first sliding rod (904), a top plate (905), a right-angle plate (906), a horizontal plate (907), a second sliding rod (908) and a second groove plate (909); The cylinder (901) is fixedly connected to the inner wall of the box body (3); the telescopic end of the cylinder (901) is fixedly connected to the round rod (902); the upper end of the round rod (902) is fixedly connected to a horizontal plate (907); one end of the horizontal plate (907) is fixedly connected to the first groove plate (903); the other end of the horizontal plate (907) is fixedly connected to the right-angle plate (906); one side of the horizontal plate (907) is fixedly connected to the box body (3); the lower end of the horizontal plate (907) is symmetrically fixedly connected to the first sliding rod (904); ), the outer wall of the first slide bar (904) is slidably connected to the first groove plate (903), the upper end of the first slide bar (904) is fixedly connected to the top plate (905), one end of the top plate (905) is fixedly connected to the box body (3), one end of the right-angle plate (906) is fixedly connected to the second groove plate (909), the second groove plate (909) is slidably connected to two second slide bars (908) through through holes opened on the surface, and the lower ends of the second slide bars (908) on both sides are fixedly connected to the box body (3).

8. The all-terrain self-supporting spanning frame according to claim 7, characterized in that: The upper ends of the first groove plate (903) and the second groove plate (909) are symmetrically provided with grooves, and the lower ends of the support columns (4) on both sides are pointed.

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