CN210530899U - Tunnel supporting structure - Google Patents
Tunnel supporting structure Download PDFInfo
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- CN210530899U CN210530899U CN201921506510.0U CN201921506510U CN210530899U CN 210530899 U CN210530899 U CN 210530899U CN 201921506510 U CN201921506510 U CN 201921506510U CN 210530899 U CN210530899 U CN 210530899U
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- fixedly connected
- supporting
- slide rail
- length direction
- tunnel
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Abstract
The utility model relates to a tunnel supporting structure, which comprises a base, a supporting plate is oppositely arranged above the base and above the base, a supporting component is fixedly connected between the base and the supporting plate, the supporting component is oppositely arranged at both ends of the supporting plate in the length direction, a telescopic component is fixedly connected between the oppositely arranged supporting components, the bottom end of the supporting component is fixedly connected with a moving component, the moving component comprises a slide rail, the slide rail is fixed on the supporting columns at both ends of the tunnel supporting structure in the length direction and is positioned on the side wall of the supporting column away from the tunnel supporting structure, the length direction of the slide rail is arranged along the length direction of the supporting column, and wheels are connected in the length direction of the slide, the wheel slide rail is fixedly connected with the wheel through the fixing piece. The utility model discloses have the effect that the nimble firm support of removing.
Description
Technical Field
The utility model belongs to the technical field of the technique of tunnel construction equipment and specifically relates to a tunnel supporting construction is related to.
Background
Tunnel construction generally refers to excavation of a tunnel in a mountain or underground, and in tunnel construction, support and protection are generally required using a support device in order to avoid collapse of a tunnel roof. The existing supporting device is mostly formed by welding or riveting anchor rods, is inconvenient to adjust, is inconvenient to install or disassemble, increases the complexity of installation, prolongs the installation period, and is inconvenient to install and protect in time.
The tunnel supporting structure provided by the existing Chinese patent with the publication number of CN208702442U comprises a support main body, supporting legs are vertically and fixedly installed at two ends of the support in the length direction, self-locking wheels are installed at the bottom ends of the supporting legs, the tunnel supporting structure can be flexibly moved through the self-locking wheels, the tunnel supporting structure is moved to a specified position, the self-locking wheels are locked, and then the support supports the tunnel.
But the tunnel supports need firm holding power, and the auto-lock wheel bearing pressure intensity of locking is poor, fragile, and the auto-lock wheel easily makes the auto-lock function malfunctioning because of tunnel high strength pressure, leads to tunnel supporting construction to take place the skew in the support tunnel process. When the tunnel supporting structure shifts to the non-appointed supporting position, the tunnel supporting structure is very dangerous to the tunnel construction operation, the working efficiency is reduced, and even the life danger can be brought to constructors of the underground tunnel operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tunnel supporting construction, it has the effect that the nimble firm support of removing.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a tunnel supporting structure comprises a base, supporting plates are oppositely arranged above the base and above the base, supporting components are fixedly connected between the base and the supporting plates and are oppositely arranged at two ends of the supporting plates in the length direction, telescopic components are fixedly connected between the oppositely arranged supporting components, moving components are fixedly connected at the bottom ends of the supporting components and comprise sliding rails, the sliding rails are fixed on supporting columns at the two ends of the tunnel supporting structure in the length direction and are positioned on the side walls of the supporting columns far away from the tunnel supporting structure, the length direction of the sliding rails is arranged along the length direction of the supporting columns, and wheels are connected in a sliding manner along the length direction of the sliding rails, the wheel slide rail is fixedly connected with the wheel through the fixing piece.
Through adopting above-mentioned technical scheme, through the setting that removes the subassembly, realize nimble tunnel supporting construction and firm support of removing.
The utility model discloses further set up to: the slider includes the joint axle sleeve, the joint axle sleeve is the tubulose, joint axle sleeve length direction's one end is fixed with the slide rail joint, the diameter of joint axle sleeve is greater than the width of slide rail, the fixed slot has been seted up to the one end relative with the slide rail, the width of fixed slot is identical with the width of slide rail, the slide rail card is in the fixed slot of joint axle sleeve, the inside relative lateral wall fixedly connected with card limit of fixed slot, the length direction on card limit is the same with the length direction of slide rail, the draw-in groove has been seted up with the position that the slide rail is relative to the card limit of joint axle sleeve, the length direction of draw-.
Through adopting above-mentioned technical scheme, set up through the cooperation of joint axle sleeve and slide rail, be convenient for slide the wheel from top to bottom along the slide rail.
The utility model discloses further set up to: the fixing piece comprises a countersunk head bolt, and the countersunk head bolt penetrates through the inner hole of the clamping shaft sleeve and penetrates through the sliding rail to be fixedly connected with the sliding rail.
Through adopting above-mentioned technical scheme, through the setting of countersunk head bolt, realize fixing the wheel in a flexible way.
The utility model discloses further set up to: the supporting component comprises a supporting column and a sliding column, the supporting column is slidably connected with the sliding column, the bottom end of the supporting column is fixedly connected with the base, a cavity is formed in the top end of the supporting column, the top end of the sliding column is fixedly connected with the supporting plate, and the bottom end of the sliding column is inserted into the cavity of the supporting column and is slidably connected with the sliding column.
Through adopting above-mentioned technical scheme, through supporting component's setting, realize supporting the backup pad firm support.
The utility model discloses further set up to: fixedly connected with connecting plate between the relatively supporting component that sets up, just be located backup pad below and flexible subassembly fixed connection on the connecting plate, flexible subassembly includes first pneumatic cylinder, first pneumatic cylinder bottom and connecting plate fixed connection, the piston rod and the backup pad bottom surface fixed connection of first pneumatic cylinder.
Through adopting above-mentioned technical scheme, through the setting of flexible subassembly, realize being convenient for adjust tunnel supporting construction's height.
The utility model discloses further set up to: a supporting block is fixedly connected between a piston rod of the first hydraulic cylinder and the bottom surface of the supporting plate, the supporting block and the side wall, opposite to the piston rod, are flat, and the top end of the piston rod is fixedly connected with the supporting block.
Through adopting above-mentioned technical scheme, through the setting of supporting shoe, realize increasing the area of contact of piston rod and backup pad, and then realize better support.
The utility model discloses further set up to: the top of backup pad and along a plurality of fine setting subassemblies of the length direction fixedly connected with of backup pad, the fine setting subassembly includes the second pneumatic cylinder, the bottom and the backup pad fixed connection of second pneumatic cylinder, the top and the supplementary extension board fixed connection of the piston rod of second pneumatic cylinder.
Through adopting above-mentioned technical scheme, through the setting of fine setting subassembly, realize further supporting the tunnel.
The utility model discloses further set up to: the upper surface of the auxiliary support plate is fixedly connected with an observation piece.
Through adopting above-mentioned technical scheme, through the setting of observing the subassembly, can know the supplementary extension board of fine setting and the support dynamics of tunnel top lateral wall through observing the piece.
The utility model discloses further set up to: the observation piece comprises a spring, one end of the spring is fixedly connected with the auxiliary support plate, and the other end of the spring is fixedly connected with a fixing piece.
Through adopting above-mentioned technical scheme, through the cooperation setting of spring with supplementary extension board, know the height that fine setting subassembly will be adjusted through the compressive capacity of observing the spring.
The utility model discloses further set up to: the lower surface of the supporting plate is fixed with a plurality of reinforcing ribs.
Through adopting above-mentioned technical scheme, through the setting of strengthening rib to further strengthen the support intensity of backup pad.
To sum up, the utility model discloses a beneficial technological effect does:
1. the tunnel supporting structure is flexibly moved and stably supported through the arrangement of the moving assembly;
2. the height of the tunnel supporting structure can be flexibly adjusted through the arrangement of the telescopic assembly;
3. the tunnel is convenient to further support through the matching arrangement of the fine adjustment assembly and the observation assembly.
Drawings
Fig. 1 is a schematic structural view of a tunnel supporting structure;
fig. 2 is a sectional view of a tunnel supporting structure;
FIG. 3 is an exploded view of the moving assembly;
fig. 4 is a partially enlarged schematic view of a portion a in the figure.
In the figure, 1, a base; 2. a support plate; 21. reinforcing ribs; 22. a support block; 3. a support assembly; 31. a support pillar; 32. a sliding post; 4. a connecting plate; 5. a telescoping assembly; 51. a first hydraulic cylinder; 6. a moving assembly; 61. a slide rail; 611. a card slot; 62. a wheel; 63. a slider; 631. clamping the shaft sleeve; 6311. fixing grooves; 632. edge clamping; 64. a countersunk bolt; 7. a fine tuning component; 71. a second hydraulic cylinder; 72. an auxiliary support plate; 8. an observation member; 81. a spring; 82. a sheet is fixed.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses a tunnel supporting structure, including the base 1 of rectangle, be provided with backup pad 2 about base 1 top and base 1 relatively, backup pad 2 is the arc, and backup pad 2 is protruding to the direction of keeping away from base 1, has the strengthening rib 21 of a plurality of cross arrangement at the lower fixed surface of backup pad 2, through the setting of strengthening rib 21 to further strengthen backup pad 2's support intensity. A supporting component 3 is fixedly connected between the base 1 and the supporting plate 2. The supporting members 3 are oppositely disposed at both ends of the supporting plate 2 in the longitudinal direction. The supporting component 3 comprises a supporting column 31 and a sliding column 32, the supporting column 31 is slidably connected with the sliding column 32, the bottom end of the supporting column 31 is fixedly connected with the base 1, a cavity is formed in the top end of the supporting column 31, the top end of the sliding column 32 is fixedly connected with the supporting plate 2, and the bottom end of the sliding column 32 is inserted into the cavity of the supporting column 31 and is slidably connected with the sliding column 32. Fixedly connected with connecting plate 4 between the supporting component 3 of relative setting, on connecting plate 4 and be located backup pad 2 below fixedly connected with subassembly 5 that stretches out and draws back to be convenient for adjust tunnel supporting construction's height in a flexible way. The moving assembly 6 is fixedly connected to the bottom end of the supporting assembly 3, so that the tunnel supporting structure can be flexibly moved to a specified position.
The telescopic assembly 5 comprises a first hydraulic cylinder 51, the bottom end of the first hydraulic cylinder 51 is fixedly connected with the connecting plate 4, a piston rod of the first hydraulic cylinder 51 is fixedly connected with a supporting block 22 at a position opposite to the bottom surface of the supporting plate 2, the supporting block 22 is a plane with a side wall opposite to the piston rod, the top end of the piston rod is fixedly connected with the supporting block 22, and the contact area between the piston rod of the hydraulic cylinder and the supporting block 22 is increased through the arrangement of the supporting block 22. The first hydraulic cylinder 51 is started, and the piston rod of the first hydraulic cylinder 51 jacks up the support plate 2, so that the height of the tunnel supporting structure is flexibly adjusted.
At the top of backup pad 2 and along a plurality of fine setting subassemblies 7 of length direction fixedly connected with of backup pad 2, fine setting subassembly 7 includes second pneumatic cylinder 71, the bottom and the backup pad 2 fixed connection of second pneumatic cylinder 71, the top and the supplementary extension board 72 fixed connection of the piston rod of second pneumatic cylinder 71, supplementary extension board 72 is the arc, and supplementary extension board 72 is protruding towards the direction of keeping away from the extension board, it observes piece 8 to be connected with at the last fixed surface of supplementary extension board 72, through adjusting fine setting subassembly 7, make supplementary extension board 72 and tunnel top side wall paste, can know the support dynamics of the supplementary extension board 72 of fine setting and tunnel top side wall through observing piece 8.
The observation piece 8 comprises a spring 81, one end of the spring 81 is fixedly connected with the auxiliary support plate 72, the other end of the spring 81 is fixedly connected with a fixing plate 82, and the fine adjustment assembly 7 is adjusted, so that the auxiliary support plate 72 is continuously close to the side wall of the top end of the tunnel, the fixing plate 82 at the top end of the auxiliary support plate 72 is firstly attached to the side wall of the top end of the tunnel in the process, the spring 81 below the fixing plate 82 is continuously compressed, and the height to be adjusted by the fine adjustment assembly 7 can be known through observing the compression amount of the spring.
Referring to fig. 1, the moving assembly 6 includes a slide rail 61, the slide rail 61 is fixed on the support columns 31 at two ends of the tunnel supporting structure in the length direction, and the slide rail 61 is located on the side wall of the support column 31 far away from the tunnel supporting structure. The length direction of the slide rail 61 is arranged along the length direction of the support column 31, a wheel 62 is connected in a sliding manner along the length direction of the slide rail 61, a sliding part 63 is arranged between the wheel 62 and the slide rail 61, the sliding part 63 is fixedly clamped with the slide rail 61, and one end of the sliding part 63, which is far away from the slide rail 61, is rotatably connected with the wheel 62.
Referring to fig. 3, the sliding member 63 includes a clamping sleeve 631, the clamping sleeve 631 is tubular, and one end of the clamping sleeve 631 in the length direction is clamped and fixed with the sliding rail 61. The diameter of the clamping shaft sleeve 631 is larger than the width of the slide rail 61, a fixing groove 6311 is formed in one end opposite to the slide rail 61, the width of the fixing groove 6311 is matched with the width of the slide rail 61, the slide rail 61 is clamped in the fixing groove 6311 of the clamping shaft sleeve 631, a clamping edge 632 is fixedly connected to the side wall opposite to the inside of the fixing groove 6311 of the clamping shaft sleeve 631, a clamping groove 611 is formed in the position, opposite to the slide rail 61, of the clamping edge 632 of the clamping shaft sleeve 631, the length direction of the clamping groove 611 is the same as the length direction of the slide rail 61, the clamping edge 632 is clamped in the clamping groove 611, and the clamping shaft sleeve 631. When joint axle sleeve 631 slides to the bottom of slide rail 61, the wheel 62 of being connected is rotated with the one end that joint axle sleeve 631 kept away from slide rail 61 this moment and is pasted mutually with ground, refer to fig. 4, pass the hole of joint axle sleeve 631 and run through slide rail 61 fixedly connected with countersunk bolt 64, will slide to joint axle sleeve 631 and the slide rail 61 fixed connection of slide rail 61 bottom through countersunk bolt 64, thereby fix wheel 62 in the assigned position, make wheel 62 and ground contact, and then be convenient for remove tunnel supporting construction in a flexible way. When the tunnel supporting structure is transferred to a designated position, the countersunk head bolt 64 is loosened, so that the clamping shaft sleeve 631 can move upwards along the slide rail 61, and the base 1 and the support column 31 are in contact with the ground to be stably supported.
Follow slide rail 61 joint axle sleeve 631 that slides down, make and connect axle sleeve 631 and rotate wheel 62 of being connected and paste with ground, with countersunk bolt 64 with the rigidity of wheel 62, thereby be convenient for promote tunnel supporting construction, with tunnel supporting construction propelling movement to assigned position, pull down countersunk bolt 64, base 1 and support column 31 that are paste with ground, and then adjust telescopic component 5, backup pad 2 that are close to tunnel top lateral wall, when will be close to tunnel top lateral wall soon, adjust fine setting subassembly 7, make fine setting subassembly 7 further be close to tunnel top lateral wall, through the compressive capacity of observing the spring 81 of subassembly, know the supporting situation of fine setting subassembly 7 to tunnel top lateral wall. After the construction is completed, the telescopic assembly 5 is adjusted, so that the supporting plate 2 is far away from the side wall of the top end of the tunnel, the clamping shaft sleeve 631 is moved to enable the wheels 62 to be attached to the ground and fix the wheels 62, and then the tunnel supporting structure is flexibly moved out.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides a tunnel supporting construction, includes base (1), is provided with backup pad (2) about base (1) top and base (1) relatively, fixedly connected with supporting component (3) between base (1) and backup pad (2), and supporting component (3) set up the both ends at the length direction of backup pad (2) relatively, its characterized in that: fixedly connected with flexible subassembly (5) between relatively supporting component (3) that sets up, the bottom fixedly connected with of supporting component (3) removes subassembly (6), remove subassembly (6) including slide rail (61), slide rail (61) are fixed on tunnel supporting structure's support column (31), the length direction of slide rail (61) sets up along the length direction of support column (31), there are wheel (62) along slide rail (61) length direction sliding connection, be provided with slider (63) between wheel (62) and slide rail (61), slider (63) are fixed with slide rail (61) joint, the one end of keeping away from slide rail (61) in slider (63) rotates with wheel (62) to be connected, run through slider (63) and slide rail (61) fixedly connected with mounting.
2. The tunnel support structure of claim 1, wherein: the sliding part (63) comprises a clamping shaft sleeve (631), the clamping shaft sleeve (631) is tubular, one end of the clamping shaft sleeve (631) in the length direction is clamped and fixed with the sliding rail (61), the diameter of the clamping shaft sleeve (631) is larger than the width of the sliding rail (61), a fixing groove (6311) is arranged at one end opposite to the sliding rail (61), the width of the fixing groove (6311) is matched with that of the sliding rail (61), the sliding rail (61) is clamped in the fixing groove (6311) of the clamping shaft sleeve (631), inside relative lateral wall fixedly connected with card limit (632) of fixed slot (6311), the length direction of card limit (632) is the same with the length direction of slide rail (61), draw-in groove (611) have been seted up with the relative position of slide rail (61) in card limit (632) of joint axle sleeve (631), the length direction of draw-in groove (611) is the same in the length direction of slide rail (61), card limit (632) card is in draw-in groove (611).
3. The tunnel support structure of claim 2, wherein: the fixing piece comprises a countersunk head bolt (64), and the countersunk head bolt (64) penetrates through an inner hole of the clamping shaft sleeve (631) and penetrates through the sliding rail (61) to be fixedly connected with the sliding rail (61).
4. The tunnel support structure of claim 1, wherein: support assembly (3) include support column (31) and slip post (32), support column (31) and slip post (32) sliding connection, support column (31) bottom and base (1) fixed connection, seted up the cavity on support column (31) top, slip post (32) top and backup pad (2) fixed connection, thereby the bottom of slip post (32) is inserted and is established in the cavity of support column (31) and slip post (32) sliding connection.
5. The tunnel support structure of claim 1, wherein: fixedly connected with connecting plate (4) between relative supporting component (3) that sets up, just be located backup pad (2) below and flexible subassembly (5) fixed connection on connecting plate (4), flexible subassembly (5) include first pneumatic cylinder (51), first pneumatic cylinder (51) bottom and connecting plate (4) fixed connection, the piston rod and backup pad (2) bottom surface fixed connection of first pneumatic cylinder (51).
6. The tunnel support structure of claim 5, wherein: the supporting block (22) is fixedly connected between the piston rod of the first hydraulic cylinder (51) and the bottom surface of the supporting plate (2), the supporting block (22) and the side wall opposite to the piston rod are in a plane, and the top end of the piston rod is fixedly connected with the supporting block (22).
7. The tunnel support structure of claim 1, wherein: the top of backup pad (2) just follows a plurality of fine setting subassemblies (7) of length direction fixedly connected with of backup pad (2), and fine setting subassembly (7) include second pneumatic cylinder (71), the bottom and backup pad (2) fixed connection of second pneumatic cylinder (71), the top and the supplementary extension board (72) fixed connection of the piston rod of second pneumatic cylinder (71).
8. The tunnel support structure of claim 7, wherein: and the upper surface of the auxiliary support plate (72) is fixedly connected with an observation piece (8).
9. The tunnel support structure of claim 8, wherein: the observation piece (8) comprises a spring (81), one end of the spring (81) is fixedly connected with the auxiliary support plate (72), and the other end of the spring (81) is fixedly connected with a fixing plate (82).
10. The tunnel support structure of claim 1, wherein: the lower surface of the supporting plate (2) is fixed with a plurality of reinforcing ribs (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921506510.0U CN210530899U (en) | 2019-09-10 | 2019-09-10 | Tunnel supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921506510.0U CN210530899U (en) | 2019-09-10 | 2019-09-10 | Tunnel supporting structure |
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| Publication Number | Publication Date |
|---|---|
| CN210530899U true CN210530899U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921506510.0U Active CN210530899U (en) | 2019-09-10 | 2019-09-10 | Tunnel supporting structure |
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| CN (1) | CN210530899U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176890A (en) * | 2020-10-26 | 2021-01-05 | 天津鑫路桥建设工程有限公司 | Bridge maintenance supporting structure and using method thereof |
| CN113338958A (en) * | 2021-07-14 | 2021-09-03 | 成都未来智隧科技有限公司 | Shield and tunneling equipment of tunneling machine |
-
2019
- 2019-09-10 CN CN201921506510.0U patent/CN210530899U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176890A (en) * | 2020-10-26 | 2021-01-05 | 天津鑫路桥建设工程有限公司 | Bridge maintenance supporting structure and using method thereof |
| CN112176890B (en) * | 2020-10-26 | 2022-05-24 | 天津鑫路桥建设工程有限公司 | Bridge maintenance supporting structure and using method thereof |
| CN113338958A (en) * | 2021-07-14 | 2021-09-03 | 成都未来智隧科技有限公司 | Shield and tunneling equipment of tunneling machine |
| CN113338958B (en) * | 2021-07-14 | 2023-12-05 | 成都未来智隧科技有限公司 | Shield of heading machine and heading equipment |
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