Anti-collapse supporting mechanism for road, bridge and tunnel construction

Abstract

The utility model discloses an anti-collapse supporting mechanism for road bridge tunnel construction, which comprises a supporting seat, supporting plates are arranged at the left end and the right end of the supporting seat in a sliding manner, first arc-shaped plates are arranged at the upper ends of the two supporting plates, an electric push rod is arranged on the upper end face of the supporting seat, and a second arc-shaped plate is arranged at the top end of the electric push rod. Supporting rods are symmetrically arranged on the lower end face of the second arc-shaped plate, supporting sleeves corresponding to the two supporting rods are arranged on the upper end face of the supporting seat, supporting legs are arranged at the bottom ends of the two supporting plates, adjusting grooves are formed in the bottom ends of the two supporting legs, and adjusting plates are slidably arranged in the two adjusting grooves; fixing plates are arranged at the bottom ends of the two adjusting plates, fixing holes are symmetrically formed in the two fixing plates, a support is arranged at the bottom end of the supporting seat, a driving mechanism is arranged below the support, and through the design of a first arc-shaped plate and a second arc-shaped plate, supporting adjustment in different use environments is facilitated, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel construction, and more specifically, to an anti-collapse supporting mechanism for road, bridge and tunnel construction. Background Art

[0002] A tunnel is a building constructed underground or underwater or in a mountain for laying railways or building roads for motor vehicles to pass through. During the construction of a road, bridge or tunnel, in order to prevent the tunnel from collapsing, it is generally necessary to set up an anti-collapse support mechanism inside the tunnel. When the existing anti-collapse support mechanism is in use, it is not convenient to adjust the support mechanism for different types of tunnels, and its practicality needs to be improved. When the device is in use and the support mechanism is installed, lifting equipment is required to adjust the overall installation height of the device, and there is a lack of a suitable self-adjusting mechanism. In addition, when the device is in use, multiple support mechanisms are connected to each other through a connecting mechanism, and the connection spacing of the connecting mechanism is not convenient to adjust. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the problems existing in the prior art, the utility model provides an anti-collapse support mechanism for road, bridge and tunnel construction to solve the technical problems mentioned in the background technology that the support mechanism is inconvenient to adjust for tunnels of different models and its practicality needs to be improved.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an anti-collapse support mechanism for road, bridge and tunnel construction, comprising a support seat, support plates are slidably provided on both ends of the left and right ends of the support seat, a first arc-shaped plate is provided on the upper ends of the two support plates, an electric push rod is provided on the upper end surface of the support seat, a second arc-shaped plate is provided on the top of the electric push rod, a support rod is symmetrically provided on the lower end surface of the second arc-shaped plate, a support sleeve is provided on the upper end surface of the support seat corresponding to the two support rods, support legs are provided on the bottom ends of the two support plates, adjustment slots are provided on the bottom ends of the two support legs, adjustment plates are slidably provided inside the two adjustment slots, fixing plates are provided on the bottom ends of the two adjustment plates, fixing holes are symmetrically provided on the two fixing plates, a bracket is provided at the bottom end of the support seat, and a driving mechanism is provided below the bracket.

[0007] The utility model is further configured as follows: the driving mechanism includes a driving box, a driving motor and a driving rod; the driving box is installed below the bracket; the driving motor is installed at the bottom end of the driving box; the driving motor is rotatably installed on the driving box; the driving rod and the driving motor are connected; the driving rod and the bracket are threadedly connected to facilitate lifting drive.

[0008] The utility model is further configured such that guide rods are symmetrically arranged on the upper end surface of the driving box, guide holes are opened on the bracket corresponding to the two guide rods, and limiting rings are arranged on the tops of the outer end surfaces of the two guide rods to guide the lifting.

[0009] The utility model is further configured such that first threaded holes are provided on both sides of the upper end surface of the support seat, second threaded holes are provided on the two support plates corresponding to the first threaded holes, the first threaded holes and the second threaded holes are connected by bolts, and a plurality of second threaded holes are arranged at intervals to facilitate locking of the support plates after adjustment.

[0010] The utility model is further configured such that a first locking hole is provided on each of the two supporting legs, a second locking hole is provided on each of the two adjusting plates corresponding to the first locking hole, a plurality of the second locking holes are arranged at intervals, and the first locking hole and the second locking hole are connected by bolts to facilitate locking of the supporting legs after adjustment.

[0011] The utility model is further configured that the outer end surfaces of the plurality of support legs are symmetrically provided with connecting rods, and connecting sleeves are provided between adjacent connecting rods for easy connection.

[0012] The utility model is further configured such that a plurality of the connecting rods are each provided with a positioning rod, a plurality of the connecting sleeves are each provided with a positioning hole corresponding to the positioning rod, and a plurality of the positioning holes are arranged at intervals to perform positioning installation on the connection.

[0013] The utility model is further configured that outer ends of the plurality of positioning rods are each provided with a locking ring, and the positioning rods and the locking rings are threadedly connected to achieve locking of the connection.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides an anti-collapse support mechanism for road, bridge and tunnel construction, which has the following beneficial effects:

[0016] 1. Through the design of the first arc plate and the second arc plate, the first arc plate is driven by the support plate to slide and adjust relative to the support seat, and the second arc plate is driven by the electric push rod to adjust the lifting and lowering. The first threaded hole and the second threaded hole are locked by bolts to facilitate the locking of the position of the first arc plate. The support rod and the support sleeve are matched to facilitate the lifting and lowering adjustment guide, facilitate the support adjustment in different use environments, and improve practicality.

[0017] 2. Through the design of the driving mechanism, the driving motor of the driving mechanism rotates inside the driving box, driving the driving rod to rotate, the driving rod and the bracket thread cooperate, and the guide rod and the guide hole cooperate to guide, which is convenient for self-adjustment of the overall height of the device and saves manpower and material resources.

[0018] 3. Through the design of the connecting rod and the connecting sleeve, the connecting rod and the connecting sleeve are arranged in coordination to facilitate the connection of multiple support mechanisms. The positioning rod and the positioning hole are coordinated to facilitate the adjustment of different spacings. The locking ring and the positioning rod thread are coordinated to lock the connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of an optimal anti-collapse support mechanism for road, bridge and tunnel construction;

[0020] Figure 2 A schematic diagram of a support seat and bracket matching structure optimized for an anti-collapse support mechanism for road, bridge and tunnel construction;

[0021] Figure 3 A cross-sectional view of the internal structure of a driving mechanism preferably used in an anti-collapse support mechanism for road, bridge and tunnel construction;

[0022] Figure 4 It is an internal cross-sectional view of a preferred supporting plate, a first arc-shaped plate and a supporting leg matching structure for an anti-collapse support mechanism for road, bridge and tunnel construction;

[0023] Figure 5 The present invention is a schematic diagram of the matching structure of an adjustment plate and a fixed plate preferably used in an anti-collapse support mechanism for road, bridge and tunnel construction.

[0024] In the figure: 1. support seat; 2. support plate; 3. first arc plate; 4. electric push rod; 5. second arc plate; 6. support rod; 7. support sleeve; 8. support leg; 9. adjustment slot; 10. adjustment plate; 11. fixing plate; 12. fixing hole; 13. bracket; 14. drive box; 15. drive motor; 16. drive rod; 17. guide rod; 18. guide hole; 19. limit ring; 20. first threaded hole; 21. second threaded hole; 22. first locking hole; 23. second locking hole; 24. connecting rod; 25. connecting sleeve; 26. positioning rod; 27. positioning hole; 28. locking ring. DETAILED DESCRIPTION

[0025] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0026] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0027] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0028] See also Figure 1 , Figure 2 , Figure 4 and Figure 5 A collapse prevention support mechanism for road, bridge and tunnel construction includes a support seat 1, support plates 2 are slidably provided at both ends of the left and right ends of the support seat 1, and a first arc-shaped plate 3 is provided on the upper ends of the two support plates 2. An electric push rod 4 is provided on the upper end surface of the support seat 1, and a second arc-shaped plate 5 is provided on the top of the electric push rod 4. A support rod 6 is symmetrically provided on the lower end surface of the second arc-shaped plate 5. A support sleeve 7 is provided on the upper end surface of the support seat 1 corresponding to the two support rods 6. Support legs 8 are provided at the bottom ends of the two support plates 2. Adjustment grooves 9 are opened at the bottom ends of the two support legs 8. Adjustment plates 10 are slidably provided inside the two adjustment grooves 9. Fixed plates 11 are provided at the bottom ends of the two adjustment plates 10. Fixed holes 12 are symmetrically opened on the two fixed plates 11. A bracket 13 is provided at the bottom end of the support seat 1, and a driving mechanism is provided below the bracket 13.

[0029] In this embodiment, the support plate 2 is slidably adjusted relative to the support seat 1, driving the first arc plate 3 to move to a suitable position, the electric push rod 4 drives the second arc plate 5 to rise and fall, the support rod 6 and the support sleeve 7 cooperate to guide, and the first arc plate 3 and the second arc plate 5 cooperate to support and adjust the top position.

[0030] More specifically, the adjusting plate 10 is slidably adjusted relative to the adjusting slot 9 of the supporting leg 8 to achieve height adjustment, and the fixing hole 12 on the fixing plate 11 is connected to the external ground by bolts to lock the whole.

[0031] See also Figure 1-3 As an implementation of the driving mechanism: the driving mechanism includes a driving box 14, a driving motor 15 and a driving rod 16, the driving box 14 is installed below the bracket 13, the driving motor 15 is installed at the bottom end of the driving box 14, the driving motor 15 is rotatably installed on the driving box 14, the driving rod 16 and the driving motor 15 are connected, the driving rod 16 and the bracket 13 are threadedly connected, the upper end surface of the driving box 14 is symmetrically provided with guide rods 17, the bracket 13 corresponds to two guide rods 17 are opened with guide holes 18, and the top of the outer end surfaces of the two guide rods 17 are provided with limit rings 19.

[0032] Specifically, the driving motor 15 inside the driving box 14 is started, driving the driving rod 16 to rotate, the driving rod 16 and the bracket 13 are threadedly matched, the guide rod 17 and the guide hole 18 cooperate to guide, and the lifting is driven, and the limit ring 19 protects the lifting to prevent slipping.

[0033] See also Figure 1 , Figure 2 and Figure 4 As an implementation of the support plate 2: first threaded holes 20 are opened on both sides of the left and right sides of the upper end surface of the support seat 1, and second threaded holes 21 are opened on the two support plates 2 corresponding to the first threaded holes 20. The first threaded hole 20 and the second threaded hole 21 are connected by bolts, and multiple second threaded holes 21 are arranged at intervals.

[0034] Specifically, the support plate 2 slides to a suitable position relative to the support seat 1, the first threaded hole 20 is aligned with the second threaded hole 21, and the bolts are passed through and tightened to fix.

[0035] See also Figure 1 , Figure 4 and Figure 5 As an implementation of the support leg 8: a first locking hole 22 is opened on each of the two support legs 8, a second locking hole 23 is opened on each of the two adjustment plates 10 corresponding to the first locking hole 22, a plurality of second locking holes 23 are arranged at intervals, and the first locking hole 22 and the second locking hole 23 are connected by bolts.

[0036] Specifically, the support leg 8 is slidably adjusted relative to the adjustment plate 10 to a suitable height, the first locking hole 22 is aligned with the second locking hole 23, and the bolt is passed through and tightened to fix.

[0037] See also Figure 1 As an implementation method of the connection: connecting rods 24 are symmetrically provided on the outer end surfaces of multiple supporting legs 8, connecting sleeves 25 are provided between adjacent connecting rods 24, multiple connecting rods 24 are provided with positioning rods 26, and multiple connecting sleeves 25 are provided with positioning holes 27 corresponding to the positioning rods 26, and multiple positioning holes 27 are arranged at intervals, and locking rings 28 are provided on the outer ends of multiple positioning rods 26, and the positioning rods 26 and the locking rings 28 are threadedly connected.

[0038] Specifically, the connecting sleeve 25 is installed corresponding to the corresponding connecting rod 24, the positioning rod 26 and the appropriate positioning hole 27 on the connecting sleeve 25 are matched for positioning, and the locking ring 28 and the positioning rod 26 are threadedly matched to achieve locking during installation.

[0039] In summary, the overall equipment is in use:

[0040] When in the top adjustment state, the support plate 2 is slidably adjusted relative to the support seat 1. After adjusting to the appropriate position, the first threaded hole 20 and the second threaded hole 21 are aligned, and the bolts are passed through and tightened to achieve the position adjustment of the first arc plate 3. The electric push rod 4 is started, and the electric push rod 4 drives the second arc plate 5 to rise and fall. The support rod 6 and the support sleeve 7 cooperate to guide the lifting, which is convenient for the top support adjustment of different tunnels and improves practicality.

[0041] When in the height adjustment state, after the top adjustment is completed, the fixing hole 12 on the fixing plate 11 at the bottom of the adjustment plate 10 cooperates with the external ground, and the bolts are passed through to tighten and fix. After preliminary locking, the drive motor 15 is started, and the drive motor 15 drives the drive rod 16 to rotate. The drive rod 16 and the bracket 13 are threadedly matched, and the guide rod 17 and the guide hole 18 cooperate for guidance, driving the overall lifting adjustment, the adjustment slot 9 of the support leg 8 and the adjustment plate 10 cooperate for adjustment, and the bolts pass through the first locking hole 22 and the second locking hole 23 to tighten and fix.

[0042] When in the protective connection state, the connecting rods 24 on the opposite sides are connected by connecting sleeves 25, and the positioning rods 26 are installed through appropriate positioning holes 27. The locking ring 28 and the positioning rod 26 are threaded together to lock the installation of the connecting sleeve 25, which is convenient for the overall connection locking and for strengthening the connection at different spacings.

[0043] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. An anti-collapse support mechanism for road, bridge and tunnel construction, comprising a support seat (1), characterized in that: The support seat (1) is provided with support plates (2) slidably at both left and right ends, and the upper ends of the two support plates (2) are provided with first arc-shaped plates (3). The upper end surface of the support seat (1) is provided with an electric push rod (4), and the top end of the electric push rod (4) is provided with a second arc-shaped plate (5). The lower end surface of the second arc-shaped plate (5) is symmetrically provided with a support rod (6). The upper end surface of the support seat (1) is provided with a support sleeve (7) corresponding to the two support rods (6). The bottom ends of the two support plates (2) are provided with support legs (8), and the bottom ends of the two support legs (8) are provided with adjustment grooves (9). Adjustment plates (10) are slidably provided inside the two adjustment grooves (9). The bottom ends of the two adjustment plates (10) are provided with fixed plates (11), and the two fixed plates (11) are symmetrically provided with fixing holes (12). The bottom end of the support seat (1) is provided with a bracket (13), and a driving mechanism is provided below the bracket (13).

2. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 1 is characterized by: The driving mechanism comprises a driving box (14), a driving motor (15) and a driving rod (16); the driving box (14) is mounted below the bracket (13); the driving motor (15) is mounted at the bottom end of the driving box (14); the driving motor (15) is rotatably mounted on the driving box (14); the driving rod (16) and the driving motor (15) are connected; and the driving rod (16) and the bracket (13) are threadedly connected.

3. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 2 is characterized by: The upper end surface of the driving box (14) is symmetrically provided with guide rods (17), the bracket (13) is provided with guide holes (18) corresponding to the two guide rods (17), and the tops of the outer end surfaces of the two guide rods (17) are provided with limit rings (19).

4. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 1 is characterized by: The upper end surface of the support seat (1) is provided with first threaded holes (20) on both sides, and the two support plates (2) are provided with second threaded holes (21) corresponding to the first threaded holes (20). The first threaded holes (20) and the second threaded holes (21) are connected by bolts, and a plurality of the second threaded holes (21) are arranged at intervals.

5. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 1 is characterized by: The two support legs (8) are each provided with a first locking hole (22), the two adjustment plates (10) are each provided with a second locking hole (23) corresponding to the first locking hole (22), a plurality of the second locking holes (23) are arranged at intervals, and the first locking hole (22) and the second locking hole (23) are connected by bolts.

6. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 1 is characterized by: Connecting rods (24) are symmetrically arranged on the outer end surfaces of the plurality of supporting legs (8), and connecting sleeves (25) are arranged between adjacent connecting rods (24).

7. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 6 is characterized by: A plurality of the connecting rods (24) are each provided with a positioning rod (26), and a plurality of the connecting sleeves (25) are each provided with a positioning hole (27) corresponding to the positioning rod (26), and a plurality of the positioning holes (27) are arranged at intervals.

8. The anti-collapse support mechanism for road, bridge and tunnel construction according to claim 7 is characterized by: The outer ends of the plurality of positioning rods (26) are each provided with a locking ring (28), and the positioning rods (26) and the locking ring (28) are threadedly connected.

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