CN220869432U - Tunnel steel arch installation auxiliary support device - Google Patents
Tunnel steel arch installation auxiliary support device Download PDFInfo
- Publication number
- CN220869432U CN220869432U CN202322541444.3U CN202322541444U CN220869432U CN 220869432 U CN220869432 U CN 220869432U CN 202322541444 U CN202322541444 U CN 202322541444U CN 220869432 U CN220869432 U CN 220869432U
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- rod
- wall
- supporting
- supporting rod
- steel arch
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses an auxiliary supporting device for installing a tunnel steel arch, which belongs to the technical field of tunnel construction and comprises a base, wherein a supporting rod with a through cavity is connected to the base, a moving rod is connected to the supporting rod in a sliding manner, and a jacking is connected to the top end of the moving rod; the outer wall of the supporting rod is provided with a sliding groove, a lifting plate is connected in the sliding groove, and the lifting plate is connected with the outer wall of the moving rod; the driving assembly is positioned and installed on the outer wall of the supporting rod and used for driving the moving rod to move; the outer wall of the support rod is rotationally connected with a plurality of support rods, and the support rods are circumferentially arranged along the outer wall of the support rod. The utility model has the advantages of improving the construction efficiency, improving the safety and the like.
Description
Technical Field
The utility model relates to the technical field of tunnel construction, in particular to an auxiliary supporting device for tunnel steel arch installation.
Background
In tunnel construction, steel arch installation is the supporting operation to the rock mass in the tunnel construction excavation process, and steel arch is the main bearing mechanism of tunnel, so steel arch installation is the important link in the tunnel construction process. The existing steel arch is installed by adopting manual fixed installation due to various factors, and a series of problems of low efficiency, poor safety and the like exist when the steel arch is installed manually.
Aiming at the problems, a steel arch auxiliary installation tool shown in the application number 202223044448.2 is searched, and comprises a base, wherein the base is fixedly connected with a rod body, and a lifting cavity and a loop cavity which are arranged in the vertical direction are formed in the rod body; through being equipped with hydraulic circuit, utilize hydraulic pressure principle to realize the lift of lifter, but have following problem in the above-mentioned device: 1. when the tunnel construction, there is the ground to be uneven in the construction ground, and the topography has high to have low, does not carry out the device of auxiliary fixation to the body of rod among the above-mentioned device, the slope that the above-mentioned device can lead to because of the unevenness of construction ground when using to can make the position that the steel bow member was installed appear deviating, need carry out reworking, influence the construction progress.
Disclosure of utility model
In order to solve the problems in the prior art, an auxiliary supporting device for installing a tunnel steel arch is provided.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides an auxiliary supporting device for installing a tunnel steel arch, which comprises a base, wherein a supporting rod with a through cavity is connected to the base, a moving rod is connected to the supporting rod in a sliding manner, and a jacking is connected to the top end of the moving rod; the outer wall of the supporting rod is provided with a sliding groove, a lifting plate is connected in the sliding groove in a sliding way, and the lifting plate is fixedly connected with the outer wall of the moving rod; the driving assembly is positioned and installed on the outer wall of the supporting rod and is used for driving the moving rod to move; the outer wall of the support rod is rotationally connected with a plurality of support rods, and the support rods are circumferentially arranged along the outer wall of the support rod.
Preferably, the jacking is U-shaped, the clamping plate is connected in the jacking in a sliding manner, a threaded hole is formed in the jacking side plate, a butterfly bolt matched with the threaded hole is further arranged on one side of the jacking side plate, and the butterfly bolt penetrates through the threaded hole and abuts against the side wall of the clamping plate.
Preferably, the driving assembly is an electric hoist, a fixing plate is fixedly connected to the outer wall of the supporting rod, and the fixing plate is positioned above the lifting plate; the fixed plate is provided with a first through hole, and the upper end of the electric hoist is hung on the fixed plate through the first through hole; the lifting plate is provided with a second through hole, and the lower end of the electric hoist is connected with the lifting plate through the second through hole.
Preferably, the base is also connected with a plurality of reinforcing rods for improving supporting strength, and the reinforcing rods are positioned and installed on the outer wall of the supporting rod.
Preferably, a cavity is formed in the support rod, and a fixing rod for assisting in fixing the support rod is connected in a sliding manner in the support rod; the outer wall of the support rod is provided with a side U-shaped through groove, the outer wall of the fixing rod is connected with an auxiliary rod, and the auxiliary rod moves in the through groove.
Preferably, the lower end of the fixing rod is conical.
Preferably, the supporting rod is a seamless steel pipe with the diameter of 89 mm.
Preferably, the reinforcing rod is screw steel with the diameter of 25 mm.
Preferably, the fixing plate and the lifting plate are manufactured by processing steel plates with the thickness of 10mm.
Compared with the prior art, the utility model has the following beneficial effects:
1. The utility model is characterized in that a support rod with a through cavity is arranged on a base, a moving rod is connected in a sliding way in the support rod, a driving component for driving the moving rod to move is further arranged on the outer wall of the support rod, and a support rod for auxiliary support is further connected on the outer wall of the support rod in a rotating way; when the support rod is used, the support rods are rotated out to be inserted into the construction ground, and the support rods are fixed to prevent the support rods from shaking; then drive the movable rod through drive assembly and remove, then accomplish the installation to steel bow member, no longer use the manual work to support, improve the security, improve the efficiency of construction.
2. According to the utility model, the jacking is in a U shape, the clamping plate is connected in a sliding manner, the jacking side plate is provided with the threaded hole, one side of the jacking side plate is also provided with the butterfly bolt, the butterfly bolt passes through the threaded hole and is propped against the side wall of the clamping plate, and in the initial condition, the clamping plate is contacted with the jacking side plate; meanwhile, the clamping plate and the butterfly bolt are detachable when not in use, so that the clamp is flexible in use, convenient to carry and good in practicality.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic illustration of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a schematic illustration of the present utility model in use;
FIG. 4 is a schematic view of a strut;
FIG. 5 is a schematic view of the connection of the struts to the struts (the drive mechanism is not shown);
fig. 6 is a schematic diagram of an embodiment two.
Reference numerals illustrate:
1. A base; 2. a support rod; 21. a chute; 22. a fixing plate; 23. a reinforcing rod; 3. a moving rod; 31. a lifting plate; 4. jacking; 41. a clamping plate; 42. a butterfly bolt; 5. a support rod; 51. a fixed rod; 52. a through groove; 53. an auxiliary lever; 6. electric hoist.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Example 1
The auxiliary supporting device for the tunnel steel arch installation as shown in fig. 1-6 comprises a base 1, wherein a supporting rod 2 with a through cavity is connected to the base 1, a moving rod 3 is connected to the supporting rod 2 in a sliding manner, and a jacking 4 is connected to the top end of the moving rod 3; the outer wall of the supporting rod 2 is provided with a sliding groove 21, the sliding groove 21 is vertically arranged and plays a role in guiding the moving rod 3, a lifting plate 31 is connected in a sliding manner in the sliding groove 21, and the lifting plate 31 is fixedly connected with the outer wall of the moving rod 3; the device also comprises a driving component which is positioned and installed on the outer wall of the supporting rod 2, and the driving component is used for driving the moving rod 3 to move; the outer wall of the support rod 2 is rotationally connected with a plurality of support rods 5, and the support rods 5 are circumferentially arranged along the outer wall of the support rod 2.
The base 1 is also connected with a plurality of reinforcing rods 23 for improving the supporting strength, the supporting strength is improved, the construction quality is ensured, and the reinforcing rods 23 are positioned and installed on the outer wall of the supporting rod 2. The inside of the supporting rod 5 is provided with a cavity with one end being communicated, and a fixing rod 51 for assisting in fixing the supporting rod 2 is connected in a sliding manner in the supporting rod 5; the outer wall of the supporting rod 5 is provided with a side U-shaped through groove 52, the outer wall of the fixed rod 51 is connected with an auxiliary rod 53, and the auxiliary rod 53 moves in the through groove 52. The lower end of the fixed rod 51 is tapered, so that the fixed rod is conveniently inserted into the construction ground, and the installation efficiency is improved.
The driving component can be a chain block or an electric block 6, and in the embodiment, the driving component is the electric block 6, and the electric block 6 is adopted, so that the labor intensity of workers is reduced, and the construction efficiency is improved; the outer wall of the supporting rod 2 is fixedly connected with a fixing plate 22, and the fixing plate 22 is positioned above the lifting plate 31; the fixed plate 22 is provided with a first through hole, and the upper end of the electric hoist 6 is hung on the fixed plate 22 through the first through hole; the lifting plate 31 is provided with a second through hole, and the lower end of the electric hoist 6 is connected with the lifting plate 31 through the second through hole.
The support rod 2 is a seamless steel pipe with the diameter of 89 mm. The reinforcing rod 23 is a screw steel having a diameter of 25 mm. The fixing plate 22 and the lifting plate 31 are made of steel plates with the thickness of 10 mm, the materials used are common materials for construction sites, local materials are used, and the manufacturing cost is low.
The working principle is as follows:
When the support rod 5 is used, the support rod 5 is rotated out, then the auxiliary rod 53 can be moved in the through groove 52 by moving the auxiliary rod 53 by using feet or other tools, so that the fixing rod 51 is driven to move along with the auxiliary rod 53, the fixing rod 51 extends out of the support rod 5, the end part of the fixing rod 51 is inserted into the construction ground, a support is formed for the support rod 2, and the support stability is improved. Then start electric block 6, then electric block 6's lower extreme drives lifting plate 31 and upwards moves along spout 21, and then drives movable rod 3 upward movement to make the jacking 4 that is located movable rod 3 top contact with the steel bow member, thereby realize the support to the steel bow member, improve the efficiency of construction, reduce workman intensity of labour.
Example two
With continued reference to fig. 1-6, the jacking 4 is in a 'U' shape, a clamping plate 41 is slidably connected to the jacking 4, a threaded hole is formed in a side plate of the jacking 4, a butterfly bolt 42 matched with the threaded hole is further arranged on one side of the side plate of the jacking 4, and the butterfly bolt 42 passes through the threaded hole and abuts against the side wall of the clamping plate 41. The clamping plate 41 can be manufactured by processing steel plates commonly used on the site, so that the cost is reduced.
When in use, the butterfly bolt 42 is rotated, and the clamping plate 41 is driven to slide in the jacking 4 under the action of the threaded hole, so that the steel arch frame can be adjusted according to different types of steel arches, and the steel arch frame is convenient to use; meanwhile, when not in use, the butterfly bolt 42 can be unscrewed, the clamping plate 41 can be taken out, the assembly is convenient, and the use is flexible.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. The auxiliary supporting device for the tunnel steel arch installation comprises a base (1), wherein a supporting rod (2) with a through cavity is connected to the base (1), and the auxiliary supporting device is characterized in that a moving rod (3) is connected to the supporting rod (2) in a sliding manner, and a jacking (4) is connected to the top end of the moving rod (3); a sliding groove (21) is formed in the outer wall of the supporting rod (2), a lifting plate (31) is connected in a sliding manner in the sliding groove (21), and the lifting plate (31) is connected with the outer wall of the moving rod (3); the device also comprises a driving component which is positioned and installed on the outer wall of the supporting rod (2), and the driving component is used for driving the moving rod (3) to move; the outer wall of the supporting rod (2) is rotationally connected with a plurality of supporting rods (5), and the supporting rods (5) are circumferentially arranged along the outer wall of the supporting rod (2).
2. The tunnel steel arch installation auxiliary supporting device according to claim 1, wherein the jacking (4) is in a U shape, a clamping plate (41) is connected in a sliding manner in the jacking (4), threaded holes are formed in side plates of the jacking (4), a butterfly bolt (42) matched with the threaded holes is further arranged on one side of each side plate of the jacking (4), and the butterfly bolt (42) passes through the threaded holes and abuts against the side wall of the clamping plate (41).
3. The tunnel steel arch installation auxiliary supporting device according to claim 1, wherein the driving assembly is an electric hoist (6), a fixed plate (22) is connected to the outer wall of the supporting rod (2), a first through hole is formed in the fixed plate (22), and the upper end of the electric hoist (6) is hung on the fixed plate (22) through the first through hole; the lifting plate (31) is provided with a second through hole, and the lower end of the electric hoist (6) is connected with the lifting plate (31) through the second through hole.
4. A tunnel steel arch installation auxiliary supporting device according to claim 1, wherein the base (1) is further connected with a plurality of reinforcing rods (23) for improving supporting strength, and the reinforcing rods (23) are positioned and installed on the outer wall of the supporting rod (2).
5. A tunnel steel arch installation auxiliary supporting device according to claim 1, wherein the inside of the supporting rod (5) is provided with a cavity, and a fixing rod (51) for auxiliary fixing the supporting rod (2) is connected in a sliding manner to the supporting rod (5); the outer wall of the supporting rod (5) is provided with a side U-shaped through groove (52), the outer wall of the fixed rod (51) is connected with an auxiliary rod (53), and the auxiliary rod (53) moves in the through groove (52).
6. A tunnel steel arch mounting auxiliary supporting device according to claim 5, wherein the lower end of said fixing rod (51) is tapered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322541444.3U CN220869432U (en) | 2023-09-19 | 2023-09-19 | Tunnel steel arch installation auxiliary support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322541444.3U CN220869432U (en) | 2023-09-19 | 2023-09-19 | Tunnel steel arch installation auxiliary support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220869432U true CN220869432U (en) | 2024-04-30 |
Family
ID=90814404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322541444.3U Active CN220869432U (en) | 2023-09-19 | 2023-09-19 | Tunnel steel arch installation auxiliary support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220869432U (en) |
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2023
- 2023-09-19 CN CN202322541444.3U patent/CN220869432U/en active Active
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