Shield tunnel moving support

Abstract

The utility model relates to the technical field of movable supports, and discloses a shield tunnel movable support which comprises a supporting bottom plate and a supporting plate, the top of the supporting bottom plate is connected with a height adjusting assembly, a limiting groove is formed in the supporting plate, an extending assembly is connected in the limiting groove, and the side edge of the supporting plate is connected with a protection assembly. Compared with the prior art, the shield tunnel moving support has the advantages that in the shield tunnel moving support, the height adjusting assembly is used for conveniently adjusting the construction height according to different construction environment positions, flexibility is high, and efficiency is improved; and the supporting area can be conveniently adjusted according to the stacking area of different materials by using the extension assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile supports, in particular to a mobile support for a shield tunnel. Background Art

[0002] During the tunnel construction process, after the shield machine is used to excavate the tunnel, it is necessary to erect a support at the tail of the shield machine to facilitate the staff to carry out further construction work inside the tunnel, which requires the use of a mobile support.

[0003] The existing shield tunnel mobile support is not easy to adjust the use height during use, and cannot be flexibly adjusted to different working environments; and the support area of ​​the support platform is limited, making it inconvenient to adjust the support area according to the material stacking area during use, which makes the device have certain shortcomings. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a shield tunnel movable support.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a shield tunnel mobile support, comprising a support base and a support plate, wherein the top of the support base is connected to a height adjustment component, a limiting groove is provided in the support plate, an extension component is connected in the limiting groove, and a protective component is connected to the side of the support plate;

[0006] The height adjustment assembly includes a fixed block, which is fixedly connected to the top of the support base plate. Two groups of fixed blocks are symmetrically provided. A bidirectional screw is rotatably connected between the two groups of fixed blocks. The outer wall of the bidirectional screw is threadedly connected to a screw sleeve. The outer wall of the screw sleeve is fixedly connected to a movable seat. A drive plate is rotatably connected inside the movable seat. One end of the drive plate is rotatably connected to the fixed seat. The top of the fixed seat is fixedly connected to the bottom of the support plate. One end of the bidirectional screw is connected to a drive assembly.

[0007] As a further description of the above technical solution:

[0008] The extension assembly includes an extension plate, which is slidably connected in the limiting groove. An empty slot is opened on the top of the support plate, and two groups of empty slots are symmetrically provided. An electric telescopic rod is fixedly connected to the inner wall of the empty slot, and one end of the electric telescopic rod is fixedly connected to the extension plate.

[0009] As a further description of the above technical solution:

[0010] The protection assembly includes a protection frame, one end of the protection frame is fixedly connected to the side of the support plate, the other end of the protection frame is fixedly connected to a fixing rod, a sliding rod is slidably connected inside the fixing rod, one end of the sliding rod is fixedly connected to a connecting frame, and the bottom end of the connecting frame is fixedly connected to the side of the extension plate.

[0011] As a further description of the above technical solution:

[0012] The driving assembly includes a connecting block, which is fixedly connected to the side of the supporting base plate. A worm is rotatably connected inside the connecting block, and a worm wheel is meshingly connected to the outside of the worm. The worm wheel is fixedly connected to one end of the bidirectional screw, and a crank is fixedly connected to one end of the worm.

[0013] As a further description of the above technical solution:

[0014] The side of the connecting frame is fixedly connected with a baffle, and the baffle is provided in multiple groups.

[0015] As a further description of the above technical solution:

[0016] The top of the support base plate is fixedly connected to a telescopic rod body, and the top of the telescopic rod body is fixedly connected to the support plate.

[0017] As a further description of the above technical solution:

[0018] Anti-skid particles are fixedly connected to the top of the support plate, and the anti-skid particles are provided in multiple groups.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the present invention, a height adjustment component is used in the shield tunnel movable support to facilitate adjustment of the construction height according to different construction environment positions, which has high flexibility and improves efficiency.

[0021] 2. In the present invention, in the shield tunnel mobile support, the extension component is used to adjust the support area according to the stacking area of ​​different materials, which is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall structure of a shield tunnel mobile support proposed in this utility model Figure 1 ;

[0023] Figure 2 This is a schematic diagram of the overall structure of a shield tunnel mobile support proposed in this utility model Figure 2 ;

[0024] Figure 3 This is a top view of a shield tunnel mobile support proposed in the utility model;

[0025] Figure 4 A shield tunnel mobile support proposed by this utility model Figure 1 Enlarged view of point A in the middle.

[0026] Legend:

[0027] 1. Support base plate; 2. Telescopic rod body; 3. Fixed block; 4. Connecting block; 5. Worm; 6. Crank handle; 7. Worm gear; 8. Bidirectional screw; 9. Screw sleeve; 10. Moving seat; 11. Drive plate; 12. Fixed seat; 13. Support plate; 14. Limiting groove; 15. Extension plate; 16. Anti-skid particles; 17. Empty slot; 18. Electric telescopic rod; 19. Protective frame; 20. Fixed rod; 21. Sliding rod; 22. Connecting frame; 23. Baffle. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] Reference Figure 1-Figure 4 The present invention provides an embodiment of a shield tunnel mobile support, comprising a support base plate 1 and a support plate 13. The top of the support base plate 1 is connected to a height adjustment component, a limiting groove 14 is provided in the support plate 13, an extension component is connected in the limiting groove 14, and a protective component is connected to the side of the support plate 13.

[0030] The height adjustment component includes a fixed block 3, which is fixedly connected to the top of the supporting base plate 1. Two groups of fixed blocks 3 are symmetrically provided. A bidirectional screw rod 8 is rotatably connected between the two groups of fixed blocks 3. The outer wall of the bidirectional screw rod 8 is threadedly connected to a screw sleeve 9. The outer wall of the screw sleeve 9 is fixedly connected to a movable seat 10. A driving plate 11 is rotatably connected inside the movable seat 10. One end of the driving plate 11 is rotatably connected to a fixed seat 12. The top of the fixed seat 12 is fixedly connected to the bottom of the support plate 13. One end of the bidirectional screw rod 8 is connected to a driving component to facilitate the rotation of the bidirectional screw rod 8.

[0031] The extension assembly includes an extension plate 15, which is slidably connected to the limit groove 14. An empty groove 17 is opened on the top of the support plate 13. There are two groups of empty grooves 17 symmetrically provided. The inner wall of the empty groove 17 is fixedly connected to an electric telescopic rod 18, and one end of the electric telescopic rod 18 is fixedly connected to the extension plate 15; the protection assembly includes a protection frame 19, one end of the protection frame 19 is fixedly connected to the side of the support plate 13, and the other end of the protection frame 19 is fixedly connected to a fixed rod 20. A sliding rod 21 is slidably connected to the fixed rod 20, and one end of the sliding rod 21 is fixedly connected to a connecting frame 22. The bottom end of the connecting frame 22 is fixedly connected to the side of the extension plate 15; The driving assembly includes a connecting block 4, which is fixedly connected to the side of the supporting base plate 1. A worm 5 is rotatably connected inside the connecting block 4, and a worm wheel 7 is meshedly connected to the outside of the worm 5. The worm wheel 7 is fixedly connected to one end of the bidirectional screw 8, and one end of the worm 5 is fixedly connected to the crank 6; a baffle 23 is fixedly connected to the side of the connecting frame 22, and the baffle 23 is provided in multiple groups; the top of the supporting base plate 1 is fixedly connected to the telescopic rod body 2, and the top of the telescopic rod body 2 is fixedly connected to the support plate 13; the top of the support plate 13 is fixedly connected to the anti-skid particles 16, and the anti-skid particles 16 are provided in multiple groups, which can play an anti-skid role and are convenient for staff to stand and use.

[0032] Working principle: In the shield tunnel mobile support, the rotating crank 6 drives the worm 5 to rotate, the worm 5 drives the worm wheel 7 to rotate, and the worm wheel 7 drives the bidirectional screw 8 to rotate, and the bidirectional screw 8 drives the screw sleeves 9 on both sides to move in opposite directions, driving the movable seats 10 on both sides to move, so that the driving plate 11 rotates, and drives the support plate 13 to adjust the height, which is convenient for adjusting the construction height according to different construction environment positions, with high flexibility and improved efficiency; starting the electric telescopic rods 18 on both sides drives the extension plates 15 on both sides to slide in the limit grooves 14, and at the same time the extension plates 15 drive the connecting frame 22 to move, and the connecting frame 22 drives the sliding rod 21 to slide in the fixed rod 20, which is convenient for adjusting the support area according to different material stacking areas.

[0033] The electrical components appearing in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that controls a computer, etc. The specific implementation method of this disclosure omits the detailed description of known functions and known components. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A shield tunnel mobile support, comprising a support base plate (1) and a support plate (13), characterized in that: The top of the support base plate (1) is connected to a height adjustment component, a limiting groove (14) is provided in the support plate (13), an extension component is connected in the limiting groove (14), and a protective component is connected to the side of the support plate (13); The height adjustment assembly comprises a fixed block (3), the fixed block (3) being fixedly connected to the top of the supporting base plate (1), the fixed block (3) being symmetrically provided with two groups, a bidirectional screw rod (8) being rotatably connected between the two groups of the fixed blocks (3), the outer wall of the bidirectional screw rod (8) being threadedly connected to a screw sleeve (9), the outer wall of the screw sleeve (9) being fixedly connected to a moving seat (10), the inside of the moving seat (10) being rotatably connected to a driving plate (11), one end of the driving plate (11) being rotatably connected to a fixed seat (12), the top of the fixed seat (12) being fixedly connected to the bottom of the supporting plate (13), and one end of the bidirectional screw rod (8) being connected to a driving assembly.

2. The shield tunnel mobile support according to claim 1, characterized in that: The extension assembly comprises an extension plate (15), the extension plate (15) is slidably connected in the limiting groove (14), the top of the support plate (13) is provided with an empty groove (17), the empty groove (17) is symmetrically provided with two groups, the inner wall of the empty groove (17) is fixedly connected with an electric telescopic rod (18), and one end of the electric telescopic rod (18) is fixedly connected to the extension plate (15).

3. The shield tunnel mobile support according to claim 1, characterized in that: The protection assembly includes a protection frame (19), one end of the protection frame (19) is fixedly connected to the side of the support plate (13), the other end of the protection frame (19) is fixedly connected to a fixed rod (20), a sliding rod (21) is slidably connected inside the fixed rod (20), one end of the sliding rod (21) is fixedly connected to a connecting frame (22), and the bottom end of the connecting frame (22) is fixedly connected to the side of the extension plate (15).

4. The shield tunnel mobile support according to claim 1, characterized in that: The driving assembly comprises a connecting block (4), the connecting block (4) being fixedly connected to the side of the supporting base plate (1), a worm (5) being rotatably connected inside the connecting block (4), a worm wheel (7) being meshedly connected to the outside of the worm wheel (5), the worm wheel (7) being fixedly connected to one end of a bidirectional screw (8), and a crank (6) being fixedly connected to one end of the worm wheel (5).

5. The shield tunnel mobile support according to claim 3, characterized in that: The side of the connecting frame (22) is fixedly connected with a baffle (23), and the baffle (23) is provided in multiple groups.

6. The shield tunnel mobile support according to claim 1, characterized in that: The top of the supporting base plate (1) is fixedly connected to a telescopic rod body (2), and the top of the telescopic rod body (2) is fixedly connected to the supporting plate (13).

7. The shield tunnel mobile support according to claim 1, characterized in that: The top of the support plate (13) is fixedly connected with anti-skid particles (16), and the anti-skid particles (16) are provided in multiple groups.

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