CN112678732A

CN112678732A - Hydraulic equipment for earthquake rescue

Info

Publication number: CN112678732A
Application number: CN202011530060.6A
Authority: CN
Inventors: 陆睿祺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-04-20

Abstract

The invention provides a hydraulic device for earthquake rescue, comprising: a base, a supporting plate structure, a first propelling structure, a chute structure, a bracket, a fixed block, a second propelling structure and an auxiliary supporting structure, the surface of the tip part of the base is symmetrically provided with a supporting plate structure which can push and support the plate by rotating a certain angle, the surface of the inclined plane end of the base is provided with a first propelling structure which can swing for a certain angle, the upper surface of the base is provided with a sliding chute structure which is convenient to slide, the inside of the chute structure is slidably inserted with a bracket, the inside of the bracket is fixedly inserted with a second propelling structure which plays a supporting role, the fixed blocks are symmetrically and fixedly arranged on the two sides of the bracket, compared with a common jack, the supporting surface of the device is in a supporting plate shape, the area of the supporting surface is increased, the stability of the integral support is improved, through the cooperation of bellows and rubber seal, guaranteed the leakproofness in the oil pocket, improved the hydraulic pressure stability of whole device.

Description

Hydraulic equipment for earthquake rescue

Technical Field

The invention relates to the technical field of hydraulic equipment, in particular to hydraulic equipment for earthquake rescue.

Background

After an earthquake occurs, the country can quickly organize the strength to enter a disaster area for rescue work, the environment after the earthquake is complex, in the process of the rescue work, ruins need to be cleaned so as to rescue a buried person, large floor slabs or other building materials cannot be moved away by manpower, and large building boards are often supported and moved by using equipment such as a jack.

The existing hydraulic jack has the following problems:

1. the common jack can only support the plates with higher corner tilting height, and can not support and move the building plates with smaller accumulated gaps;

2. the end part of the common jack has small supporting area, and when a plate with larger volume is supported, the stability is poor, and secondary collapse is easy to occur;

3. the common jack has a single supporting angle, and cannot find a proper supporting angle and work well in a complex ruin environment;

4. when the common jack is stressed in multiple directions during working, the common jack is easy to slide and is not beneficial to the overall stability during working.

Therefore, there is a need to provide a hydraulic apparatus for earthquake rescue to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides the hydraulic equipment for earthquake rescue, which can stably support the collapsed building board.

The invention provides a hydraulic device for earthquake rescue, which comprises: base, fagging structure, first propulsion structure, spout structure, support, fixed block, second propulsion structure and supplementary bearing structure, the pointed end surface symmetry of base is equipped with the accessible and rotates the fagging structure that certain angle promoted the support to panel, the inclined plane end surface of base is equipped with the first propulsion structure that can swing certain angle, the upper surface of base is equipped with the spout structure that makes things convenient for gliding, the inside slip grafting support of spout structure, the fixed grafting in inside of support plays the second propulsion structure of supporting role, support bilateral symmetry fixed mounting fixed block, the supplementary bearing structure of the adjustable whole device fixed height of the equal fixed mounting of outer wall of fixed block.

Preferably, the fagging structure includes first piece, backup pad and pivot, the first piece of surface symmetry fixed mounting of the spout structure one side is kept away from to the base, rotate the installation backup pad through the pivot between the first piece.

Preferably, first propulsion structure includes that the second props up piece, connecting rod, guide pulley and first pneumatic cylinder, the inclined plane end surface symmetry fixed mounting second of base props up the piece, rotate between the second props up the piece and install the connecting rod, the connecting rod tip rotates the installation guide pulley, and guide pulley and backup pad lower surface rolling contact, the inclined plane end of base is located the second and props up the first pneumatic cylinder of fixed grafting of piece below position, and the flexible end of first pneumatic cylinder rotates with the connecting rod lower surface and is connected.

Preferably, the spout structure includes guide slot, sliding block, through-hole, inserts post, spring and jack, the guide slot is seted up to the upper surface of base, the inside slidable mounting sliding block of guide slot, fixed surface installing support on the sliding block, the through-hole is seted up to one side that the sliding block upper surface is located the support, the post is inserted to inside inserting of through-hole, and inserts the post and pass through spring and through-hole inner wall elastic connection, the jack is seted up to guide slot bottom surface equidistance, and the jack with insert the cooperation of post tip structure.

Preferably, the second propulsion structure comprises a second hydraulic cylinder, a support block, a ball groove and a rotating ball, the second hydraulic cylinder is fixedly inserted in the support, the rotating ball is fixedly mounted at the telescopic end of the second hydraulic cylinder, the support block is arranged outside the rotating ball, the ball groove is formed in the surface of the support block, and the rotating ball is rotatably connected with the ball groove.

Preferably, the auxiliary supporting structure comprises a screw rod device, a moving block, a fixing head, a support rod and fixing feet, the screw rod device is fixedly installed on the outer side of the fixing block, the moving block is slidably installed on the screw rod device, the fixing head is fixedly installed on the outer surface of the moving block, the support rod is fixedly installed on the lower surface of the fixing head, and the fixing feet are rotatably installed at the end portions of the support rod.

Preferably, the supporting rod is rotatably connected with the fixed foot through a damping bearing, and sharp teeth are uniformly arranged on the lower surface of the fixed foot at equal intervals.

Preferably, first pneumatic cylinder includes outer sleeve, telescopic link, piston, fluting, bellows, rubber seal and air vent, the inside slip grafting telescopic link of outer sleeve, the inside telescopic link tip fixed mounting piston that is located of outer sleeve, the fluting is seted up to the piston lower surface, the inside bellows that is equipped with of fluting, piston outer wall fixed mounting rubber seal, the air vent is seted up to bellows inner wall and rubber seal corresponding position equidistance, and the bellows communicates with each other with rubber seal through the air vent, and the structure of second pneumatic cylinder is the same with first pneumatic cylinder structure.

Preferably, the interior of the rubber sealing ring is hollow, the rubber sealing ring is fixedly adhered to the surface of the piston, and the interior of the rubber sealing ring is communicated with the interior of the corrugated pipe through a vent hole.

Compared with the related art, the hydraulic equipment for earthquake rescue provided by the invention has the following beneficial effects:

the invention provides a hydraulic device for earthquake rescue, which comprises: in the rescue engineering after earthquake, the front end of the device is inserted into a gap between building boards, the connecting rod is pushed to swing by a certain angle through the telescopic action of the first hydraulic cylinder to roll and contact through the guide wheel, the supporting plate is pushed to swing by a certain angle, one side of the building boards is supported and lifted, at the moment, the inserting column is pulled to move the support in the guide groove, a proper supporting position is found, then the inserting column is loosened, the inserting column is inserted into the inserting hole under the elastic action of the spring to well limit and fix the support, the second hydraulic cylinder works, the supporting block is well attached to the surface of the board through the rotating fit of the ball groove and the rotating ball to support and push, meanwhile, under the action of the screw rod device, the fixing head slides downwards, the fixing foot is well attached to the ground, and meanwhile, when the first hydraulic cylinder and the second hydraulic cylinder work, the corrugated pipe is extruded and compressed, air enters the rubber sealing ring from the air vent, so that the volume of the expanded rubber sealing ring is increased, the sealing property in the oil cavity is effectively guaranteed, the circulation of hydraulic oil between the piston and the inner wall of the outer sleeve is avoided under the high-pressure condition, the hydraulic stability of the whole device is improved, the stability of the whole device is guaranteed, and the collapsed building board can be stably lifted up through the operation, so that rescue work is facilitated to be carried out, compared with the prior art, the invention has the advantages that:

1. compared with the common jack which can only support the plates with the raised corners, the end part of the underframe of the device is in a sharp-horn shape, so that the device can be conveniently inserted into the building plates with smaller accumulated gaps;

2. compared with a common jack, the supporting surface of the device is in a supporting plate shape, so that the area of the supporting surface is increased, and the stability of the integral support is improved;

3. in the device, in the second propelling structure, the supporting head adopts the universal supporting head, so that the supporting angle can be conveniently adjusted, and the device is suitable for the complex environment of ruins;

4. by the aid of the fixed supporting structure, sliding displacement of the heavy pressing device of the plate is effectively avoided, overall supporting stability is improved, and safety in the rescue process is guaranteed;

5. the first hydraulic cylinder and the second hydraulic cylinder are matched with the rubber sealing ring through the corrugated pipe, the sealing performance in the oil cavity is effectively guaranteed, hydraulic oil cannot circulate between the piston and the inner wall of the outer sleeve under the high-pressure condition, and the hydraulic stability of the whole device is improved.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is a schematic view of a strut plate structure according to the present invention;

FIG. 3 is a schematic view of a first propulsion configuration provided by the present invention;

FIG. 4 is a schematic view of a chute configuration provided by the present invention;

FIG. 5 is a schematic view of a second propulsion configuration provided by the present invention;

FIG. 6 is a schematic structural view of an auxiliary support structure provided in the present invention;

FIG. 7 is a schematic view of a fixing leg structure according to the present invention;

fig. 8 is a schematic structural view of a first hydraulic cylinder provided by the present invention.

Reference numbers in the figures: 1. a base; 2. a bracing plate structure; 21. a first support block; 22. a support plate; 23. a rotating shaft; 3. a first propulsion structure; 31. a second branch block; 32. a connecting rod; 33. a guide wheel; 34. a first hydraulic cylinder; 341. an outer sleeve; 342. a telescopic rod; 343. a piston; 344. grooving; 345. a bellows; 346. a rubber seal ring; 347. a vent hole; 4. a chute structure; 41. a guide groove; 42. a slider; 43. a through hole; 44. inserting a column; 45. a spring; 46. a jack; 5. a support; 6. a fixed block; 7. a second propulsion structure; 71. a second hydraulic cylinder; 72. a support block; 73. a ball groove; 74. rotating the ball; 8. an auxiliary support structure; 81. a screw device; 82. a moving block; 83. a fixed head; 84. a strut; 85. and fixing the feet.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8 in combination, wherein fig. 1 is a schematic diagram of an overall structure provided by the present invention; fig. 2 is a schematic diagram of a strut plate structure provided by the present invention; FIG. 3 is a schematic view of a first propulsion configuration provided by the present invention; FIG. 4 is a schematic view of the sliding chute structure provided by the present invention; FIG. 5 is a schematic view of a second propulsion configuration provided by the present invention; FIG. 6 is a schematic structural view of an auxiliary support structure provided in the present invention; FIG. 7 is a schematic view of a fixing leg structure according to the present invention; fig. 8 is a schematic structural view of a first hydraulic cylinder provided in the present invention, and a hydraulic apparatus for earthquake rescue includes: base 1, fagging structure 2, first propulsion structure 3, spout structure 4, support 5, fixed block 6, second propulsion structure 7 and auxiliary support structure 8.

Inserting the front end of the device into a gap between building boards, adjusting a proper fixed position, starting a first hydraulic cylinder 34, pushing a connecting rod 32 to swing for a certain angle through the telescopic action of the first hydraulic cylinder 34, enabling a support plate 22 to be in rolling contact with a guide wheel 33, pushing the support plate 22 to swing for a certain angle through the rolling push of the guide wheel 33, enabling one side of the support plate 22 to be high-speed, well supporting and lifting one side of the building board, at the moment, manually pulling an inserting column 44, releasing the inserting column 44 from the inner part of an inserting hole 46, pushing a bracket 5, moving the bracket 5 in a guide groove 41, loosening the inserting column 44 when moving to the proper support position, inserting the inserting column 44 into the inserting hole 46 under the elastic action of a spring 45, well limiting and fixing the bracket 5, then starting a second hydraulic cylinder 71, starting the second hydraulic cylinder 71 to work, and matching the ball groove 73 with a rotating ball 74 through the rotation of the, so that the supporting block 72 is well attached to the surface of the building board, the supporting and pushing work is stably and effectively performed, and at the same time, the screw rod device 81 is started, under the action of the screw rod device 81, the fixing head 83 slides downwards under the driving of the moving block 82, the fixing foot 85 is well attached to the ground, the stability of the whole device is ensured, and simultaneously, when the first hydraulic cylinder 34 and the second hydraulic cylinder 71 are operated, the bellows 345 is pressed and compressed by the hydraulic oil, air enters the rubber packing 346 from the vent hole 347, the volume of the expanded rubber sealing ring 346 is increased, the sealing performance in the oil cavity is effectively ensured, under high pressure, the hydraulic oil does not flow between the piston 343 and the inner wall of the outer sleeve 341, the hydraulic stability of the entire apparatus is improved, through the operation, the collapsed building board can be stably lifted, and rescue work is facilitated.

In the specific implementation process, as shown in fig. 1, a supporting plate structure 2 capable of pushing and supporting a plate by rotating a certain angle is symmetrically arranged on the surface of the tip end of a base 1, a first pushing structure 3 capable of swinging a certain angle is arranged on the surface of the inclined plane end of the base 1, a sliding groove structure 4 convenient to slide is arranged on the upper surface of the base 1, a bracket 5 is inserted in the sliding groove structure 4 in a sliding manner, a second pushing structure 7 capable of supporting is inserted in the bracket 5 in a fixed manner, fixed blocks 6 are symmetrically and fixedly arranged on two sides of the bracket 5, and auxiliary supporting structures 8 capable of adjusting the fixed height of the whole device are fixedly arranged on the outer walls of the fixed blocks 6.

Referring to fig. 2, the supporting plate structure 2 includes first supporting blocks 21, a supporting plate 22 and a rotating shaft 23, the first supporting blocks 21 are symmetrically and fixedly mounted on the surface of one side of the base 1 away from the sliding chute structure 4, the supporting plate 22 is rotatably mounted between the first supporting blocks 21 through the rotating shaft 23, and the supporting plate 22 can rotate between the first supporting blocks 21 along the rotating shaft 23, so that the building board can be conveniently lifted.

Referring to fig. 3, the first propelling structure 3 includes a second supporting block 31, a connecting rod 32, a guide wheel 33 and a first hydraulic cylinder 34, the second supporting block 31 is symmetrically and fixedly installed on the inclined surface end surface of the base 1, the connecting rod 32 is rotatably installed between the second supporting blocks 31, the guide wheel 33 is rotatably installed at the end of the connecting rod 32, the guide wheel 33 is in rolling contact with the lower surface of the supporting plate 22, the first hydraulic cylinder 34 is fixedly inserted into the inclined surface end of the base 1 below the second supporting block 31, and the telescopic end of the first hydraulic cylinder 34 is rotatably connected with the lower surface of the connecting rod 32.

In order to solve the problem that the common jack can only support the higher plate of corner perk height, the tip that can not pile up the less building board in gap and support removal and common jack supports the area less, when supporting the panel of great volume, stability is relatively poor, the problem that the secondary collapses takes place easily, the tip of this device chassis is the closed angle form, make things convenient for the device to insert in piling up the less building board in gap, the flexible end of first pneumatic cylinder 34 stretches out, promote connecting rod 32 swing certain angle and pass through guide pulley 33 rolling contact, promote backup pad 22 swing certain angle, it is fine to get one side support with building board and raise, this device holding surface is the brace form, the area of holding surface has been increased, the stability of whole support has been improved.

Referring to fig. 4, the chute structure 4 includes a guide groove 41, a sliding block 42, a through hole 43, an insertion column 44, a spring 45 and an insertion hole 46, the guide groove 41 is provided on the upper surface of the base 1, the sliding block 42 is slidably mounted inside the guide groove 41, the bracket 5 is fixedly mounted on the upper surface of the sliding block 42, the through hole 43 is provided on one side of the bracket 5 on the upper surface of the sliding block 42, the insertion column 44 is inserted inside the through hole 43, the insertion column 44 is elastically connected with the inner wall of the through hole 43 through the spring 45, the insertion hole 46 is provided on the bottom surface of the guide groove 41 at equal intervals, and the insertion hole 46 is matched with the.

Referring to fig. 5, the second propelling structure 7 includes a second hydraulic cylinder 71, a supporting block 72, a ball slot 73 and a rotating ball 74, the second hydraulic cylinder 71 is fixedly inserted into the bracket 5, the rotating ball 74 is fixedly mounted at the telescopic end of the second hydraulic cylinder 71, the supporting block 72 is disposed outside the rotating ball 74, the ball slot 73 is formed in the surface of the supporting block 72, and the rotating ball 74 is rotatably connected with the ball slot 73.

Referring to fig. 6, the auxiliary supporting structure 8 includes a screw rod device 81, a moving block 82, a fixing head 83, a supporting rod 84 and a fixing foot 85, the screw rod device 81 is fixedly installed on the outer side of the fixing block 6, the moving block 82 is slidably installed on the screw rod device 81, the fixing head 83 is fixedly installed on the outer surface of the moving block 82, the supporting rod 84 is fixedly installed on the lower surface of the fixing head 83, and the fixing foot 85 is rotatably installed on the end portion of the supporting rod 84.

The working principle of the screw rod device 81 is the same as that of the existing screw rod structure.

In order to solve the problems that the common jack has a single supporting angle, cannot find a proper supporting angle under a complicated environment, cannot work well and is not beneficial to the overall stability during working due to the fact that the common jack is easy to slide when being pressed in multiple directions during working, the inserting column 44 is pulled to move the support 5 in the guide groove 41 to find a proper supporting position, then the inserting column 44 is loosened, the inserting column 44 is inserted into the inserting hole 46 under the elastic action of the spring 45 to well limit and fix the support 5, the second hydraulic cylinder 71 works, the supporting block 72 is well attached to the surface of a plate through the rotating fit of the ball groove 73 and the rotating ball 74 to support and push the work, meanwhile, the fixing head 83 slides downwards under the action of the screw rod device 81, the fixing foot 85 is well attached to the ground, and the stability of the whole device is ensured, in the device, in the second propelling structure 7, the supporting head adopts the universal supporting head, so that the supporting angle can be conveniently adjusted, the device is suitable for the complex environment in the ruins, the situation that the device is pressed down by heavy plates to generate sliding displacement is effectively avoided through the fixed supporting structure, the integral supporting stability is improved, and the safety in the rescue process is ensured.

Referring to fig. 7, the supporting rod 84 is rotatably connected with the fixing foot 85 through a damping bearing, the lower surface of the fixing foot 85 is uniformly provided with sharp teeth at equal intervals, so that the angle of the fixing foot 85 can be adjusted conveniently, and the fixing foot 85 has good ground gripping force due to the action of the sharp teeth, thereby improving the stability of the whole device.

Referring to fig. 7, the first hydraulic cylinder 34 includes an outer sleeve 341, an expansion rod 342, a piston 343, a slot 344, a bellows 345, a rubber seal 346 and a vent hole 347, the expansion rod 342 is slidably inserted into the outer sleeve 341, the piston 343 is fixedly mounted inside the outer sleeve 341 at an end of the expansion rod 342, the slot 344 is formed in the lower surface of the piston 343, the bellows 345 is disposed inside the slot 344, the rubber seal 346 is fixedly mounted on the outer wall of the piston 343, the vent hole 347 is formed in the inner wall of the bellows 345 at an equal distance from the position corresponding to the rubber seal 346, the bellows 345 communicates with the rubber seal 346 through the vent hole 347, and the structure of the second hydraulic cylinder 71 is the same as that of.

The inside of the rubber packing 346 is hollow, the rubber packing 346 is fixedly adhered to the surface of the piston 343, and the inside of the rubber packing 343 communicates with the inside of the bellows 345 through the vent hole 347.

When the first hydraulic cylinder 34 and the second hydraulic cylinder 71 work, the corrugated pipe 345 is squeezed and compressed by hydraulic oil, air enters the rubber sealing ring 346 from the vent hole 347, the volume of the expanded rubber sealing ring 346 is increased, the sealing performance in an oil cavity is effectively guaranteed, the situation that hydraulic oil circulates between the piston 343 and the inner wall of the outer sleeve 341 cannot occur under the high-pressure situation, and the hydraulic stability of the whole device is improved.

The working principle is as follows: the invention relates to a hydraulic device for earthquake rescue, in the earthquake rescue engineering, a rescue team inserts the front end of the device into a gap between building plates, after adjusting a proper fixed position, a first hydraulic cylinder 34 is started, a connecting rod 32 is pushed to swing a certain angle through the telescopic action of the first hydraulic cylinder 34, a supporting plate 22 is in rolling contact with a guide wheel 33 and is pushed to roll through the guide wheel 33, the supporting plate 22 can be pushed to swing a certain angle, one side of the supporting plate 22 is high-speed and well supports and lifts one side of the building plates, at the moment, a jack post 44 is pulled manually, the jack post 44 is released from the inner part of a jack 46 to push a bracket 5, the bracket 5 is moved in a guide groove 41 and moved to a proper supporting position, the jack post 44 is loosened, the jack post 44 is inserted into the jack 46 under the elastic action of a spring 45 to well limit and fix the bracket 5, and then a second hydraulic cylinder 71 is started, the second hydraulic cylinder 71 starts to work, the supporting block 72 is well attached to the surface of the building board through the rotating fit of the ball groove 73 and the rotating ball 74, the supporting and pushing work is stably and effectively carried out, meanwhile, the screw rod device 81 is started, under the action of the screw rod device 81, the fixing head 83 slides downwards through the driving of the moving block 82, the fixing foot 85 is well attached to the ground, the stability of the whole device is ensured, meanwhile, when the first hydraulic cylinder 34 and the second hydraulic cylinder 71 work, the corrugated pipe 345 is extruded and compressed by hydraulic oil, air enters the rubber sealing ring 346 from the vent hole 347, the volume of the expanded rubber sealing ring 346 is increased, the sealing property in an oil cavity is effectively ensured, under the high-pressure condition, the condition that the hydraulic oil circulates between the piston 343 and the inner wall of the outer sleeve 341 does not occur, the hydraulic stability of the whole device is improved, and through the, the collapsed building board can be stably lifted, and rescue work is facilitated.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A hydraulic apparatus for earthquake rescue, comprising: base (1), fagging structure (2), first propulsion structure (3), spout structure (4), support (5), fixed block (6), second propulsion structure (7) and supplementary bearing structure (8), its characterized in that: the utility model discloses a support device, including base (1), tip end symmetry of base (1) is equipped with accessible and rotates fagging structure (2) that certain angle promoted the support to panel, the inclined plane end surface of base (1) is equipped with first propulsion structure (3) that can swing certain angle, the upper surface of base (1) is equipped with convenient gliding spout structure (4), the inside slip grafting support (5) of spout structure (4), the fixed second that pegs graft and play the supporting role of support (5) impels structure (7), support (5) bilateral symmetry fixed mounting fixed block (6), the auxiliary stay structure (8) of the adjustable whole device fixed height of the equal fixed mounting of outer wall of fixed block (6).

2. The hydraulic equipment for earthquake rescue according to claim 1, wherein the supporting plate structure (2) comprises a first supporting block (21), a supporting plate (22) and a rotating shaft (23), the surface of one side of the base (1) far away from the chute structure (4) is symmetrically and fixedly provided with the first supporting block (21), and the supporting plate (22) is rotatably arranged between the first supporting blocks (21) through the rotating shaft (23).

3. The hydraulic equipment for earthquake rescue according to claim 2, wherein the first propelling structure (3) comprises second supporting blocks (31), connecting rods (32), guide wheels (33) and first hydraulic cylinders (34), the second supporting blocks (31) are symmetrically and fixedly installed on the surfaces of the inclined ends of the base (1), the connecting rods (32) are rotatably installed between the second supporting blocks (31), the guide wheels (33) are rotatably installed at the ends of the connecting rods (32), the guide wheels (33) are in rolling contact with the lower surfaces of the supporting plates (22), the first hydraulic cylinders (34) are fixedly inserted into the positions of the inclined ends of the base (1) below the second supporting blocks (31), and the telescopic ends of the first hydraulic cylinders (34) are rotatably connected with the lower surfaces of the connecting rods (32).

4. The hydraulic equipment for earthquake rescue according to claim 1, wherein the sliding groove structure (4) comprises a guide groove (41), a sliding block (42), a through hole (43), an inserting column (44), a spring (45) and an inserting hole (46), the guide groove (41) is formed in the upper surface of the base (1), the sliding block (42) is installed inside the guide groove (41) in a sliding mode, the support (5) is fixedly installed on the upper surface of the sliding block (42), the through hole (43) is formed in one side, located on the support (5), of the upper surface of the sliding block (42), the inserting column (44) is inserted inside the through hole (43), the inserting column (44) is elastically connected with the inner wall of the through hole (43) through the spring (45), the inserting hole (46) is formed in the bottom surface of the guide groove (41) at equal intervals, and the inserting hole (46) is matched with the end structure of the.

5. The hydraulic equipment for earthquake rescue according to claim 4, wherein the second propelling structure (7) comprises a second hydraulic cylinder (71), a supporting block (72), a ball groove (73) and a rotating ball (74), the second hydraulic cylinder (71) is fixedly inserted into the support (5), the rotating ball (74) is fixedly installed at the telescopic end of the second hydraulic cylinder (71), the supporting block (72) is arranged outside the rotating ball (74), the ball groove (73) is formed in the surface of the supporting block (72), and the rotating ball (74) is rotatably connected with the ball groove (73).

6. The hydraulic equipment for earthquake rescue according to claim 1, wherein the auxiliary supporting structure (8) comprises a screw rod device (81), a moving block (82), a fixed head (83), a support rod (84) and a fixed foot (85), the screw rod device (81) is fixedly installed on the outer side of the fixed block (6), the moving block (82) is slidably installed on the screw rod device (81), the fixed head (83) is fixedly installed on the outer surface of the moving block (82), the support rod (84) is fixedly installed on the lower surface of the fixed head (83), and the fixed foot (85) is rotatably installed on the end of the support rod (84).

7. The hydraulic equipment for earthquake rescue according to claim 6, wherein the supporting rod (84) is rotatably connected with the fixed foot (85) through a damping bearing, and the lower surface of the fixed foot (85) is uniformly provided with sharp teeth at equal intervals.

8. The hydraulic equipment for earthquake rescue according to claim 5, wherein the first hydraulic cylinder (34) comprises an outer sleeve (341), a telescopic rod (342), a piston (343), a slot (344), a corrugated pipe (345), a rubber sealing ring (346) and a vent hole (347), the telescopic rod (342) is inserted in the outer sleeve (341) in a sliding manner, the piston (343) is fixedly installed at the end part of the telescopic rod (342) in the outer sleeve (341), the slot (344) is formed in the lower surface of the piston (343), the corrugated pipe (345) is arranged in the slot (344), the rubber sealing ring (346) is fixedly installed on the outer wall of the piston (343), the vent hole (347) is formed in the inner wall of the corrugated pipe (345) at an equal distance corresponding to the position of the rubber sealing ring (346), and the corrugated pipe (345) is communicated with the rubber sealing ring (346) through, the second hydraulic cylinder (71) has the same structure as the first hydraulic cylinder (34).

9. A hydraulic apparatus for earthquake rescue according to claim 8, wherein the inside of the rubber packing (346) is hollow, and the rubber packing (346) is fixedly bonded to the surface of the piston (343), and the inside of the rubber packing (343) communicates with the inside of the bellows (345) through the vent hole (347).