CN116006216A

CN116006216A - Hydraulic folding tunnel lining health-preserving frame

Info

Publication number: CN116006216A
Application number: CN202211681674.3A
Authority: CN
Inventors: 赵宝毓; 宋佳; 张琦; 祁兵; 毕殿亮
Original assignee: Heilongjiang Longjian Road & Bridge First Engineering Co ltd
Current assignee: Heilongjiang Longjian Road & Bridge First Engineering Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-04-25

Abstract

The invention relates to the field of tunnel maintenance, in particular to a hydraulic folding tunnel lining health maintenance frame, which comprises a moving platform with travelling wheels, wherein a plurality of nozzles are arranged on the moving platform, and the hydraulic folding tunnel lining health maintenance frame further comprises: a lifting mechanism arranged on the mobile platform; the hydraulic folding mechanism is arranged on the lifting mechanism, and a plurality of nozzles are uniformly distributed on the hydraulic folding mechanism; the balance mechanism is arranged on the mobile platform; the hydraulic folding mechanism drives the balance mechanism to increase the stability of the moving platform while unfolding the nozzles, and simultaneously drives the lifting mechanism to increase the heights of the nozzles; the hydraulic folding mechanism drives the balance mechanism to reset when the nozzles are folded, so that the occupied space of the whole health maintenance frame is reduced, and meanwhile, the lifting mechanism is driven to reduce the heights of the nozzles and reset. This kind of fluid pressure type folding tunnel lining health preserving frame, whole health preserving frame realize quick efficient expansion and draw in, improve work efficiency.

Description

Hydraulic folding tunnel lining health-preserving frame

Technical Field

The invention relates to the field of tunnel maintenance, in particular to a hydraulic folding tunnel lining health maintenance frame.

Background

At present, in the water spraying and curing operation of tunnel lining, because the span in the tunnel is larger, the erection time of curing frames is longer, the labor intensity is higher, and therefore the working efficiency is lower, and in view of the problem, we propose a hydraulic folding tunnel lining curing frame.

Disclosure of Invention

The invention aims to provide a hydraulic folding tunnel lining health maintenance frame, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a fluid pressure type folding tunnel lining health preserving frame, includes the moving platform that has the walking wheel, is provided with a plurality of nozzles on the moving platform, still includes:

a lifting mechanism arranged on the mobile platform;

the hydraulic folding mechanism is arranged on the lifting mechanism, and a plurality of nozzles are uniformly distributed on the hydraulic folding mechanism;

the balance mechanism is arranged on the mobile platform;

the hydraulic folding mechanism drives the balance mechanism to increase the stability of the moving platform while unfolding the nozzles, and simultaneously drives the lifting mechanism to increase the heights of the nozzles;

the hydraulic folding mechanism drives the balance mechanism to reset when the nozzles are folded, so that the occupied space of the whole health maintenance frame is reduced, and meanwhile, the lifting mechanism is driven to reduce the heights of the nozzles and reset.

Preferably, the lifting mechanism comprises a lifting platform, the hydraulic folding mechanism is arranged on the lifting platform, a first sliding cylinder which is vertically upwards is fixed on the moving platform, a first sliding rod is inserted in the first sliding cylinder and is connected with the first sliding cylinder in a sliding manner, teeth are arranged on the peripheral wall of the first sliding rod along the length direction of the peripheral wall of the first sliding rod, and a first locking assembly used for fixing the first sliding rod on the first sliding cylinder is fixed on the first sliding cylinder.

Preferably, the lifting platform is penetrated and in threaded connection with a screw, the lower end of the screw is fixedly connected to the moving platform in a rotating way, the upper end of the screw is in transmission connection with the balance mechanism, and the screw and the first slide rod are arranged in parallel.

Preferably, the hydraulic folding mechanism comprises a vertical frame fixed on the lifting platform and vertically arranged upwards, a second sliding cylinder horizontally arranged is fixed on the vertical frame, a piston plate is connected in the second sliding cylinder in a sliding mode, a second sliding rod is fixed on one side of the piston plate, teeth are formed in the surface of the second sliding rod along the length direction of the second sliding rod, and a second locking assembly used for fixing the second sliding rod on the second sliding cylinder is fixed at the end portion of the second sliding cylinder.

Preferably, the hydraulic folding mechanism further comprises a hydraulic oil tank arranged on the moving platform, the upper surface of the hydraulic oil tank is fixedly provided with a hydraulic pump, the inlet end of the hydraulic pump is communicated with the hydraulic oil tank through a first liquid pipe, and the outlet end of the hydraulic pump is communicated with the sliding cylinder through a second liquid pipe.

Preferably, the first locking component and the second locking component have the same structure and comprise a sliding barrel III, an electromagnet is fixed in the sliding barrel III and is electrically connected with the hydraulic pump, the electromagnet is synchronously powered off or electrified with the hydraulic pump, an iron block is connected in the sliding barrel III in a sliding manner, the electromagnet is fixed with the iron block in an attracting manner through electromagnetic attraction after being electrified, the iron block is connected with one end of the sliding barrel III, far away from the electromagnet, through a spring II, an ejector rod is fixed on the iron block, one end of the ejector rod, far away from the iron block, is fixed with a toothed plate, and teeth on the toothed plate can be buckled and meshed with teeth on a corresponding sliding rod I or a sliding rod II.

Preferably, the hydraulic folding mechanism further comprises a connecting block, and a plurality of fork rod groups connected end to end are arranged between the connecting block and the vertical frame.

Preferably, two ends of the scissor rod group close to the connecting block are hinged with the connecting block through a second connecting rod, one end, far away from the scissor rod group, of the second connecting rod is coaxially and fixedly connected with a second gear, and the two gears are in meshed connection.

Preferably, two ends of the shearing fork rod group close to the vertical frame are hinged with the vertical frame through a first connecting rod, one end, far away from the shearing fork rod group, of the first connecting rod is coaxially and fixedly connected with a second gear, the two gears are in meshed connection, and a hinge shaft of the shearing fork rod group close to the vertical frame is hinged with one end, far away from the piston plate, of the second sliding rod.

Preferably, the fork rod group is formed by intersecting and hinging the middle points of the fork rod I and the fork rod II which are identical in structure, the two sides of the hinge shaft of the fork rod group are respectively provided with a supporting rod, the lower ends of the supporting rods are respectively hinged at the lower ends of the fork rod I and the fork rod II, the upper ends of the fork rod I and the fork rod II are respectively hinged with a sliding sleeve, the supporting rods are spliced and connected in the corresponding sliding sleeves in a sliding manner, the upper ends of the supporting rods are fixedly provided with nozzles, the connecting blocks and the vertical frames are respectively fixedly provided with an arc-shaped frame, and the arc-shaped frames are uniformly provided with nozzles.

Preferably, the balancing mechanism comprises a wire guide wheel rotatably connected to the upper end of the vertical frame by a fixed shaft, and the upper end of the screw is in transmission connection with the wire guide wheel through a bevel gear set.

Preferably, the wire wheel is wound with a pull rope, one end of the pull rope is fixed on the connecting block, the other end of the pull rope is wound on the winding reel, one end of the winding reel is coaxially and fixedly connected with a first gear, a certain shaft of the gear is rotationally connected on the support, the support is fixed on the moving platform, the lower end of the side wall of the hydraulic oil tank is fixed with a rack, the rack is connected with a lug through a first spring, the lug is fixed on the moving platform, and the first gear is meshed with the rack.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the hydraulic folding mechanism is used for unfolding the plurality of nozzles, the balance mechanism is driven to increase the stability of the moving platform, so that the whole health-preserving frame is prevented from being inclined due to the fact that the connecting block is far away from the vertical frame, the height of the plurality of nozzles is increased by driving the lifting mechanism, the hydraulic folding mechanism is used for folding the plurality of nozzles and simultaneously driving the balance mechanism to reset, the occupied space of the whole health-preserving frame is reduced, the lifting mechanism is driven to reduce the height of the plurality of nozzles and reset, the whole health-preserving frame is unfolded and folded quickly and efficiently, the working efficiency is improved, the labor intensity is greatly reduced, and the operation is simple and convenient.

Drawings

FIG. 1 is a schematic diagram of the general assembly structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1 at A;

FIG. 3 is a schematic view of a second cross-sectional structure of the slide cylinder according to the present invention;

fig. 4 is a side view of a gear-and-spool arrangement in accordance with the present invention.

In the figure: 1. a mobile platform; 2. a bracket; 3. a rack; 4. a walking wheel; 5. a bump; 6. a second spring; 7. a first gear; 8. a hydraulic oil tank; 9. a first liquid pipe; 10. a hydraulic pump; 11. a second liquid pipe; 12. a lifting platform; 13. a first slide bar; 14. a sliding cylinder I; 15. a first locking assembly; 16. an arc-shaped frame; 17. a scissors fork set; 18. a second slide bar; 19. a second locking assembly; 20. a vertical frame; 21. a pull rope; 22. a screw; 23. a second sliding cylinder; 24. a bevel gear set; 25. a first connecting rod; 26. a wire guide wheel; 27. a support rod; 28. a nozzle; 29. a connecting block; 30. a second gear; 31. a second connecting rod; 32. a push rod; 33. iron blocks; 34. an electromagnet; 35. a toothed plate; 36. a second spring; 37. a spool; 38. a piston plate; 39. a sliding cylinder III;

1701. a first shearing fork rod; 1702. and a second shearing fork rod.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution:

example 1

The utility model provides a fluid pressure type folding tunnel lining health preserving frame, includes moving platform 1 that has walking wheel 4, is provided with a plurality of nozzles 28 on the moving platform 1, still includes:

a lifting mechanism arranged on the mobile platform;

the hydraulic folding mechanism is arranged on the lifting mechanism, and a plurality of nozzles 28 are uniformly distributed on the hydraulic folding mechanism;

a balancing mechanism provided on the mobile platform 1;

the hydraulic folding mechanism drives the balancing mechanism to increase the stability of the mobile platform 1 while unfolding the plurality of nozzles 28, and simultaneously increases the heights of the plurality of nozzles 28 by driving the lifting mechanism;

the hydraulic folding mechanism drives the balance mechanism to reset when the nozzles 28 are folded, reduces the space occupation volume of the whole health care frame, and simultaneously drives the lifting mechanism to reduce the height of the nozzles 28 and reset.

Example 2

The embodiment is realized on the basis of embodiment 1, wherein the lifting mechanism comprises a lifting platform 12, the hydraulic folding mechanism is arranged on the lifting platform 12, a sliding cylinder I14 which is vertically upwards is fixed on the moving platform 1, a sliding rod I13 is inserted in the sliding cylinder I14 and is connected with the sliding rod I in a sliding manner, teeth are formed on the peripheral wall of the sliding rod I13 along the length direction of the sliding rod I, a first locking component 15 for fixing the sliding rod I13 on the sliding cylinder I14 is fixed on the sliding cylinder I14, a screw 22 penetrates through and is connected with the lifting platform 12 in a threaded manner, the lower end of the screw 22 is connected to the moving platform 1 in a fixed shaft rotating manner, the upper end of the screw 22 is connected with the balancing mechanism in a transmission manner, and the screw 22 and the sliding rod I13 are mutually parallel.

In this embodiment, the hydraulic folding mechanism includes a vertical frame 20 fixed on the lifting platform 12 and disposed vertically upwards, a second horizontal sliding cylinder 23 is fixed on the vertical frame 20, a piston plate 38 is slidably connected to the second sliding cylinder 23, a second sliding rod 18 is fixed on one side of the piston plate 38, teeth are provided on the surface of the second sliding rod 18 along the length direction of the second sliding rod, and a second locking assembly 19 for fixing the second sliding rod 18 on the second sliding cylinder 23 is fixed at the end of the second sliding cylinder 23.

In this embodiment, the hydraulic folding mechanism further includes a hydraulic oil tank 8 disposed on the mobile platform 1, a hydraulic pump 10 is fixed on an upper surface of the hydraulic oil tank 8, an inlet end of the hydraulic pump 10 is connected to the hydraulic oil tank 8 through a first liquid pipe 9, and an outlet end of the hydraulic pump 10 is connected to a second slide cylinder 23 through a second liquid pipe 11.

In this embodiment, the first locking assembly 15 and the second locking assembly 19 have the same structure, and each of the first locking assembly 15 and the second locking assembly 19 includes a third slide cylinder 39, an electromagnet 34 is fixed in the third slide cylinder 39, the electromagnet 34 is electrically connected with the hydraulic pump 10, and is synchronously powered off or powered on with the electromagnet 34 and the hydraulic pump 10, an iron block 33 is slidably connected in the third slide cylinder 39, and the electromagnet 34 is fixed by attraction to the iron block 33 through electromagnetic attraction after being powered on, the iron block 33 is connected with one end of the third slide cylinder 39 far away from the electromagnet 34 through a second spring 36, a push rod 32 is fixed on the iron block 33, and a toothed plate 35 is fixed at one end of the push rod 32 far away from the iron block 33, and teeth on the toothed plate 35 can be engaged with teeth on a corresponding first slide rod 13 or a second slide rod 18 in a buckling manner.

In this embodiment, the hydraulic folding mechanism further includes a connection block 29, and a plurality of end-to-end scissor rod groups 17 are disposed between the connection block 29 and the stand 20;

two ends of the scissor rod group 17 close to the connecting block 29 are hinged with the connecting block 29 through a second connecting rod 31, one end, far away from the scissor rod group 17, of each second connecting rod 31 is coaxially and fixedly connected with a second gear 30, and the two gears 30 are in meshed connection;

two ends of the scissor rod group 17 close to the vertical frame 20 are hinged with the vertical frame 20 through a first connecting rod 25, one end, far away from the scissor rod group 17, of each first connecting rod 25 is coaxially and fixedly connected with a second gear 30, the two gears 30 are in meshed connection, and a hinge shaft of the scissor rod group 17 close to the vertical frame 20 is hinged with one end, far away from the piston plate 38, of each second sliding rod 18.

In this embodiment, the fork rod group 17 is formed by intersecting and hinging the middle points of the

fork rods

1701 and 1702 with the same structure, the two sides of the hinge shaft of the fork rod group 17 are respectively provided with a supporting rod 27, the lower ends of the two supporting rods 27 are respectively hinged at the lower ends of the

fork rods

1701 and 1702, sliding sleeves are respectively hinged at the upper ends of the

fork rods

1701 and 1702, the supporting rods 27 are inserted and slidingly connected in the corresponding sliding sleeves, the upper ends of the supporting rods 27 are fixedly provided with nozzles 28, the connecting blocks 29 and the stand 20 are respectively fixedly provided with an arc-shaped frame 16, and the arc-shaped frames 16 are uniformly provided with the nozzles 28.

In this embodiment, the balancing mechanism includes a wire guiding wheel 26 rotatably connected to the upper end of the stand 20 by a fixed shaft, the upper end of the screw 22 is in transmission connection with the wire guiding wheel 26 through a bevel gear set 24, the wire guiding wheel 26 is wound with a pull rope 21, one end of the pull rope 21 is fixed on a connecting block 29, the other end is wound on a winding reel 37, one end of the winding reel 37 is coaxially and fixedly connected with a first gear 7, the first gear 7 is rotatably connected to a support 2 by a fixed shaft, the support 2 is fixed on the mobile platform 1, a rack 3 is fixed at the lower end of the side wall of the hydraulic oil tank 8, the rack 3 is connected with a bump 5 by a first spring 6, the bump 5 is fixed on the mobile platform 1, and the first gear 7 is meshed with the rack 3.

The invention has the working principle and advantages that: when the hydraulic folding tunnel lining health maintenance frame is used, the working process is as follows:

as shown in fig. 1, 2 and 3, when the hydraulic pump 10 is electrified and works, the electromagnet 34 is electrified and generates electromagnetic attraction force at the same time when the hydraulic pump 10 is electrified, the iron block 33 is attracted to the electromagnet 34 by the electromagnetic attraction force and fixedly connected with the electromagnet 34, meanwhile, the iron block 33 applies pulling force to the second spring 36, so that the second spring 36 obtains a restoring force, and the two iron blocks 33 drive the toothed plate 35 to be far away from the corresponding first slide rod 13 and the second slide rod 18 through the ejector rod 32 when approaching to the corresponding electromagnet 34, so as to unlock the first slide rod 13 and the second slide rod 18, after the hydraulic pump 10 is electrified and works, hydraulic oil in the hydraulic oil tank 8 is pumped out through the first liquid pipe 9 and is conveyed into the second slide cylinder 23 through the second liquid pipe 11, so that the piston plate 38 moves leftwards in the second slide cylinder 23, so that the piston plate 38 drives the fork rod group 17 thereon to be far away from the stand 20 through the second slide rod 18, in the process that the scissor rod group 17 is far away from the vertical frame 20, pulling force is applied to the two right end parts of the scissor rod group 17 connected with the scissor rod group through the first connecting rods 25, so that the included angle between the first scissor rod 1701 and the second scissor rod 1702 in the scissor rod group 17 in the horizontal direction is reduced, the horizontal length of the scissor rod group 17 is further increased, the connecting blocks 29 are far away from the vertical frame 20 at a doubling speed under the action of each scissor rod group 17, the nozzles 28 are rapidly unfolded under the action of hydraulic pressure in the horizontal direction, time and labor are saved, the two gears 30 between the first connecting rods 25 are in meshed connection, the two gears 30 between the two connecting rods 31 are in meshed connection, the vertical locking effect on the connecting blocks 29 is realized, the connecting blocks 29 are prevented from sagging under the action of gravity, in the process that the included angle between the first shearing fork rod 1701 and the second shearing fork rod 1702 is reduced, the supporting rods 27 slide upwards in the corresponding sliding sleeves, so that the nozzles 28 at the upper ends of the supporting rods 27 are lifted, and the nozzles 28 on the two arc-shaped frames 16 and the nozzles 28 on the supporting rods 27 are in an arc shape in a fully unfolded state so as to be consistent with the intrados of the lining of the tunnel, and uniformity in the subsequent water spraying maintenance is improved.

As described above, in the process that the connecting block 29 is far away from the stand 20, the connecting block 29 is made to apply a pulling force to the pull rope 21, so that the pull rope 21 drives the wire guide wheel 26 to rotate anticlockwise in fig. 1, and then the wire guide wheel 26 drives the screw 22 to rotate through the bevel gear set 24, so that the screw 22 drives the lifting platform 12 to lift through threads, and the lifting platform 12 drives each nozzle 28 to lift through the hydraulic folding mechanism, when the nozzles 28 are fully unfolded and lifted, the hydraulic pump 10 is powered off, and simultaneously the two electromagnets 34 are powered off, no electromagnetic attraction force is generated after the electromagnets 34 are powered off, so that the two iron blocks 33 drive the toothed plates 35 to approach the corresponding first slide rod 13 and the second slide rod 18 through the ejector rod 32 and are in meshed contact with teeth on the first slide rod 13 and the second slide rod 18 under the action of the restoring force of the second spring 36, and the locking of the first slide rod 13 and the second slide rod 18 is realized, and the stable reliability of the whole health care frame in the fully unfolded state is ensured.

As described above, the pulling rope 21 is pulled to drive the winding reel 37 and the first gear 7 to rotate anticlockwise in fig. 1, so that the first gear 7 drives the hydraulic oil tank 8 to move reversely to the connecting block 29 through the rack 3, so that the hydraulic oil tank 8 plays a role of a counterweight, and the balance is kept stable in a state that the whole health-preserving rack is fully unfolded, so that the situation that the whole health-preserving rack is inclined due to the fact that the center of the whole health-preserving rack is deviated after the connecting block 29 is far away from the stand 20 is avoided, and the rack 3 drives the hydraulic oil tank 8 to move and simultaneously stretches the first spring 6, so that the first spring 6 obtains a restoring force.

When the whole curing rack is used and stored, the hydraulic pump 10 is electrified again and works, the two electromagnets 34 are electrified again and the corresponding iron blocks 33 are adsorbed and fixed while the hydraulic pump 10 is electrified, so that the locking of the first slide rod 13 and the second slide rod 18 is released, after the hydraulic pump 10 is electrified and works, the hydraulic oil in the second slide cylinder 23 is pumped out through the first liquid pipe 11 and is conveyed into the hydraulic oil tank 8 through the first liquid pipe 9, so that the piston plate 38 moves rightward in the second slide cylinder 23, the piston plate 38 drives the scissor rod group 17 thereon through the second slide rod 18 to be close to the vertical frame 20, the pushing force is applied to the right two ends of the scissor rod group 17 connected with the two links 25 in the process that the scissor rod group 17 is close to the vertical frame 20, therefore, the included angle between the first shearing rod 1701 and the second shearing rod 1702 in the shearing rod set 17 is increased, the horizontal length of the shearing rod set 17 is reduced, the connecting blocks 29 are made to be close to the vertical frame 20 at double speed under the action of the shearing rod sets 17, the nozzles 28 are rapidly folded in the horizontal direction under the action of hydraulic pressure, time and labor are saved, the supporting rods 27 slide upwards in the corresponding sliding sleeves in the process that the included angle between the first shearing rod 1701 and the second shearing rod 1702 is increased, and the nozzles 28 at the upper ends of the supporting rods 27 are reduced and reset.

As described above, in the process that the connecting block 29 approaches the stand 20, the connecting block 29 does not apply a pulling force to the pull rope 21, so that the rack 3 drives the hydraulic oil tank 8 to reversely move and reset under the action of the restoring force of the first spring 6, so that each part on the moving platform 1 is kept compact, the occupied space is reduced, the rack 3 drives the winding reel 37 to wind the pull rope 21 through the first gear 7, the pull rope 21 is prevented from loosening, meanwhile, the pull rope 21 drives the wire guide wheel 26 to rotate clockwise in fig. 1, the wire guide wheel 26 drives the screw 22 to reversely rotate through the bevel gear set 24, the screw 22 drives the lifting platform 12 to descend through threads, the lifting platform 12 drives each nozzle 28 to descend through the hydraulic folding mechanism, after the nozzles 28 are completely folded and lowered, the hydraulic pump 10 is powered off, simultaneously, the electromagnets 34 are not powered off, so that electromagnetic attraction force is not generated after the electromagnets 34 are powered off, the two iron blocks 33 drive the toothed plates 35 to approach the corresponding slide bars 13 and 18 through the push rods 32 under the restoring force of the second spring 36, the toothed plates are meshed with the corresponding slide bars 13 and 18, the slide bars are completely meshed with the first slide bars and the second toothed plates 18, and the slide bars are completely kept in contact with the second toothed plates and the slide bars are completely kept in a stable state when the slide bars are completely folded and connected to move under the slide bars 1, and the slide bars are kept in a stable state, and the moving state is kept under the stable conditions is kept when the slide bar is kept in a stable, the moving conditions is kept in the moving conditions, the slide bar is kept under the slide bar is kept stable, and the slide bar is kept under a stable conditions is kept moving conditions by a stable conditions.

The whole health preserving frame realizes quick and efficient unfolding and folding, improves the working efficiency, does not need to manually erect each part, greatly reduces the labor intensity, and is simple and convenient to operate.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Claims

1. The utility model provides a fluid pressure type folding tunnel lining health preserving frame, is including moving platform (1) that has walking wheel (4), be provided with a plurality of nozzles (28), its characterized in that on moving platform (1): further comprises:

a lifting mechanism arranged on the mobile platform;

the hydraulic folding mechanism is arranged on the lifting mechanism, and a plurality of nozzles (28) are uniformly distributed on the hydraulic folding mechanism;

a balancing mechanism arranged on the mobile platform (1);

the hydraulic folding mechanism drives the balance mechanism to increase the stability of the movable platform (1) while unfolding the plurality of nozzles (28), and simultaneously drives the lifting mechanism to increase the heights of the plurality of nozzles (28);

the hydraulic folding mechanism drives the balance mechanism to reset when the nozzles (28) are folded, reduces the space occupation volume of the whole health care frame, and simultaneously drives the lifting mechanism to reduce the height of the nozzles (28) and reset.

2. The hydraulic folding tunnel lining health frame as claimed in claim 1, wherein: the lifting mechanism comprises a lifting platform (12), the hydraulic folding mechanism is arranged on the lifting platform (12), a first sliding cylinder (14) which is vertically upwards is fixed on the moving platform (1), a first sliding rod (13) is inserted in the first sliding cylinder (14) in a sliding manner, teeth are formed in the peripheral wall of the first sliding rod (13) along the length direction of the peripheral wall, and a first locking assembly (15) for fixing the first sliding rod (13) on the first sliding cylinder (14) is fixed on the first sliding cylinder (14).

3. The hydraulic folding tunnel lining health frame as claimed in claim 2, wherein: the lifting platform (12) is penetrated through and in threaded connection with a screw rod (22), the lower end of the screw rod (22) is fixedly connected to the moving platform (1) in a rotating mode, the upper end of the screw rod (22) is in transmission connection with the balance mechanism, and the screw rod (22) and the first sliding rod (13) are arranged in parallel.

4. A hydraulically collapsible tunnel lining health frame as claimed in claim 3, wherein: the hydraulic folding mechanism comprises a vertical frame (20) which is fixed on a lifting platform (12) and is vertically upwards arranged, a sliding cylinder II (23) which is horizontally arranged is fixed on the vertical frame (20), a piston plate (38) is connected in a sliding manner in the sliding cylinder II (23), a sliding rod II (18) is fixed on one side of the piston plate (38), teeth are formed on the surface of the sliding rod II (18) along the length direction of the sliding rod II, and a second locking assembly (19) which is used for fixing the sliding rod II (18) on the sliding cylinder II (23) is fixed at the end part of the sliding cylinder II (23).

5. The hydraulic folding tunnel lining health frame as claimed in claim 4, wherein: the hydraulic folding mechanism further comprises a hydraulic oil tank (8) arranged on the mobile platform (1), a hydraulic pump (10) is fixed on the upper surface of the hydraulic oil tank (8), the inlet end of the hydraulic pump (10) is communicated with the hydraulic oil tank (8) through a first liquid pipe (9), and the outlet end of the hydraulic pump (10) is communicated with a second sliding cylinder (23) through a second liquid pipe (11).

6. The hydraulic folding tunnel lining health frame as claimed in claim 5, wherein: the first locking assembly (15) and the second locking assembly (19) are identical in structure and comprise a sliding barrel three (39), an electromagnet (34) is fixed in the sliding barrel three (39), the electromagnet (34) is electrically connected with the hydraulic pump (10) and is synchronously powered off or electrified with the electromagnet (34) and the hydraulic pump (10), an iron block (33) is connected in the sliding barrel three (39) in a sliding manner, the electromagnet (34) is fixed with the iron block (33) in a suction manner through electromagnetic attraction after being electrified, the iron block (33) is connected with one end, far away from the electromagnet (34), of the sliding barrel three (39) through a second spring (36), a push rod (32) is fixed on the iron block (33), one end, far away from the iron block (33), of the push rod (32) is fixedly provided with a toothed plate (35), and teeth on the toothed plate (35) can be buckled and meshed with teeth on a corresponding slide rod (13) or a slide rod (18).

7. The hydraulic folding tunnel lining health frame as claimed in claim 5, wherein: the hydraulic folding mechanism further comprises a connecting block (29), and a plurality of fork rod groups (17) which are connected end to end are arranged between the connecting block (29) and the vertical frame (20);

two ends of the scissor rod group (17) close to the connecting block (29) are hinged with the connecting block (29) through a second connecting rod (31), one end, far away from the scissor rod group (17), of each second connecting rod (31) is coaxially and fixedly connected with a second gear (30), and the two gears (30) are in meshed connection;

two ends of the shearing fork rod group (17) close to the vertical frame (20) are hinged with the vertical frame (20) through a first connecting rod (25), one end, far away from the shearing fork rod group (17), of each first connecting rod (25) is coaxially and fixedly connected with a second gear (30), the two gears (30) are in meshed connection, and a hinge shaft of the shearing fork rod group (17) close to the vertical frame (20) is hinged at one end, far away from the piston plate (38), of the second sliding rod (18).

8. The hydraulic folding tunnel lining health frame as claimed in claim 7, wherein: the scissors are characterized in that the scissors are composed of scissors with the same structure in a cross-hinged mode, namely a scissors rod I (1701) and a scissors rod II (1702), two sides of a hinge shaft of the scissors are respectively provided with a supporting rod (27), the lower ends of the two supporting rods (27) are respectively hinged to the lower ends of the scissors rod I (1701) and the scissors rod II (1702), sliding sleeves are respectively hinged to the upper ends of the scissors rod I (1701) and the scissors rod II (1702), the supporting rods (27) are inserted into the corresponding sliding sleeves in a sliding mode, nozzles (28) are fixedly arranged at the upper ends of the supporting rods (27), arc-shaped frames (16) are respectively fixed to the connecting blocks (29) and the stand (20), and the arc-shaped frames (16) are uniformly provided with the nozzles (28).

9. The hydraulic folding tunnel lining health frame as claimed in claim 7, wherein: the balance mechanism comprises a wire guide wheel (26) which is rotatably connected to the upper end of the stand (20) through a fixed shaft, and the upper end of the screw (22) is in transmission connection with the wire guide wheel (26) through a bevel gear set (24).

10. The hydraulic folding tunnel lining health frame as claimed in claim 9, wherein: wire wheel (26) go up the round joint and have stay cord (21), and the one end of stay cord (21) is fixed on connecting block (29), and the other end round joint is on reel (37), the coaxial fixed connection gear one (7) of one end of reel (37), and gear one (7) dead axle rotates to be connected on support (2), support (2) are fixed on mobile platform (1), the lateral wall lower extreme of hydraulic tank (8) is fixed with rack (3), and rack (3) are connected with lug (5) through spring one (6), lug (5) are fixed on mobile platform (1), gear one (7) and rack (3) meshing are connected.