Supporting device for tunneling

Abstract

The utility model discloses a supporting device for tunneling, which comprises a moving seat, moving wheels are mounted at four corners of the bottom of the moving seat, a locking mechanism for locking the moving wheels is arranged at the bottom of the moving seat and between two adjacent moving wheels, and a liftable supporting plate for supporting a tunnel is arranged at the top of the moving seat. According to the supporting device, the moving wheels are arranged, so that the supporting device can be conveniently moved, the use flexibility is improved, the arc-shaped abutting plates are arranged, the moving wheels can be stably limited after the supporting device is moved, the use stability of the supporting device is improved, and meanwhile the supporting device is convenient to use. By arranging the telescopic side protection plate, the side face of the tunnel can be effectively protected, and when the side protection plate is not used, the side protection plate can be stored, so that the occupied space is reduced, and the practicability of the tunnel protection device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to support device technical field, especially tunnel excavation with support device. BACKGROUND

[0002] At present, auxiliary support measures need to be taken in the construction process of the tunnel, especially in the tunnel construction of small interval up and down line overlapping shield tunnel, etc., generally, tunnel support trolley is needed to support the tunnel to improve safety.

[0003] A tunnel support device is disclosed in Chinese patent No. CN215672257U, which relates to the field of tunnel construction and includes a rack, the rack includes an installation part and two vertical support parts, the installation part is semicircular and its two ends are fixedly connected with the upper ends of the two support parts, two first top rods are slidingly connected with the upper end of the rack, a connecting rod is rotatably connected with each side of the two support parts close to each other, the two first connecting rods are in contact with the two connecting rods respectively, a horizontal plate is arranged at the lower end of the installation part, two adjusting plates are slidingly connected with the two ends of the horizontal plate, a bidirectional screw rod is rotatably connected with the horizontal plate, the two ends of the bidirectional screw rod are threadedly connected with the two adjusting plates respectively, the two connecting rods are slidingly connected with the ends of the two adjusting plates away from each other, and the two ends of the bidirectional screw rod are threadedly connected with two second top rods, and the two second top rods are slidingly connected with the installation part.

[0004] Although the above technical solution solves the corresponding technical problem, the above technical solution still has the following defects:

[0005] The support device of the above technical solution is not convenient to move, so the flexibility is poor during use. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a tunnel excavation support device, which is not only convenient to move by setting the moving wheels, thereby increasing the flexibility of use, but also can be stably limited after moving by setting the arc-shaped abutting plate, thereby increasing the stability of the support device during use, and at the same time, the telescopic side protection plate can not only effectively protect the side of the tunnel, but also can be stored when not in use, thereby reducing the space occupation and improving the practicability of the utility model.

[0007] In order to achieve the above purpose, the utility model adopts the main technical scheme as follows:

[0008] A tunnel excavation support device includes:

[0009] The mobile seat is provided with mobile wheels at four corners of the bottom, locking mechanisms for locking the mobile wheels are arranged at the bottom of the mobile seat between adjacent two mobile wheels, and a support plate for supporting a tunnel is arranged on the top of the mobile seat and can be lifted.

[0010] The locking mechanism comprises a mounting shell, the top of the mounting shell is fixedly connected to the bottom of the mobile seat through a mounting rod, and arc-shaped abutting plates for locking the mobile wheels are arranged on both sides of the mounting shell.

[0011] The arc-shaped abutting plates are fixedly connected with arc-shaped anti-skid pads on the sides.

[0012] The mounting shell is internally provided with a double-shaft motor, the output shaft of the double-shaft motor is fixedly connected with a threaded shaft, the threaded shaft is threadedly connected with a threaded sleeve, and the end of the threaded sleeve is fixedly connected with the side of the arc-shaped abutting plate.

[0013] The threaded sleeve is fixedly connected with a limiting sliding block on both sides, and the inner wall of the mounting shell is provided with a limiting sliding groove matched with the limiting sliding block at the position corresponding to the limiting sliding block.

[0014] The mobile seat is provided with mobile wheels at four corners of the bottom, locking mechanisms for locking the mobile wheels are arranged at the bottom of the mobile seat between adjacent two mobile wheels, and a support plate for supporting a tunnel is arranged on the top of the mobile seat and can be lifted.

[0015] The bottom of the support plate is provided with retractable side protection plates on both sides, and the support plate is provided with accommodating grooves matched with the side protection plates at the positions corresponding to the side protection plates.

[0016] The side of the side protection plate is fixedly connected with a threaded column, the side of the support plate is provided with a through groove at the position corresponding to the threaded column, and the threaded column is threadedly connected with a fixed nut.

[0017] The utility model at least has following beneficial effects:

[0018] The supporting device for tunnel excavation provided by the utility model not only is convenient to move by setting the moving wheels, thereby increasing the flexibility of use, but also can stably limit the moving wheels after moving by setting the arc-shaped abutting plates, thereby increasing the stability of the supporting device for tunnel excavation during use, and meanwhile, the telescopic side protection plates can not only realize effective protection of the side of the tunnel, but also can be stored when not in use, thereby reducing the occupation of space, and therefore the practicability of the utility model is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings described herein are used to provide further understanding of the present application, constitute a part of the present application, and the illustrative embodiments of the present application and the description thereof are used to explain the present application and do not constitute improper limitations on the present application. In the drawings:

[0020] Figure 1 It is a structural schematic view of the supporting device for tunnel excavation of the utility model;

[0021] Figure 2 It is a sectional structure schematic view of the supporting device for tunnel excavation of the utility model;

[0022] Figure 3 It is a structural schematic view of the locking mechanism in the supporting device for tunnel excavation of the utility model;

[0023] Figure 4 It is a structural schematic view of the side protection plate in the supporting device for tunnel excavation of the utility model.

[0024] Explanation of the Drawings:

[0025] 1, moving seat; 101, moving wheel; 102, locking mechanism;

[0026] 1021, mounting shell; 10211, mounting rod; 10212, arc-shaped abutting plate; 10213, arc-shaped anti-skid pad;

[0027] 1022, double-shaft motor; 10221, threaded shaft; 10222, threaded sleeve;

[0028] 1023, limiting sliding block; 10231, limiting sliding groove;

[0029] 2, supporting plate; 201, electric cylinder; 202, side protection plate; 2021, storage groove;

[0030] 203, threaded column; 2031, through groove; 2032, fixed nut. DETAILED DESCRIPTION

[0031] The embodiments of the present application will be described in detail below with the accompanying drawings and embodiments, so that the realization process of how the present application applies technical means to solve technical problems and achieves technical effects can be fully understood and implemented.

[0032] In the description of the embodiments of the present application, it should be understood that the terms "upper", "lower", "front", "back", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the embodiments of the present application.

[0033] In the description of the embodiments of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, it can be fixed connection, integral connection, or detachable connection; it can be the communication inside two elements; it can be directly connected, or indirectly connected through an intermediate medium; for those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0034] Please refer to Figures 1 to 4 The embodiment of the present application provides a supporting device for tunneling, which comprises: a moving seat 1, four corners of the bottom of the moving seat 1 are provided with moving wheels 101, the bottom of the moving seat 1 and between the adjacent two moving wheels 101 are provided with a locking mechanism 102 for locking the moving wheels 101, and the top of the moving seat 1 is provided with a lifting supporting plate 2 for supporting the tunnel;

[0035] By adopting the above technical scheme, the supporting device of the present application can be moved conveniently by setting the moving wheels 101, thereby increasing the flexibility of use, and the moving wheels 101 can be stably limited after moving by setting the arc-shaped abutting plate 10212, thereby increasing the stability of the supporting device of the present application during use, and at the same time, the telescopic side protection plate 202 can not only realize effective protection of the side of the tunnel, but also can be stored when not in use, thereby reducing the occupation of space, and therefore improving the practicability of the present application.

[0036] Please refer to Figures 1 to 4 The locking mechanism 102 comprises a mounting shell 1021, the top of the mounting shell 1021 is fixedly connected to the bottom of the moving seat 1 through a mounting rod 10211, and the two sides of the mounting shell 1021 are provided with arc-shaped abutting plates 10212 for locking the moving wheels 101.

[0037] Please refer to Figures 1 to 4As shown, the side of the arc-shaped abutting plate 10212 is fixedly connected with an arc-shaped anti-skid pad 10213.

[0038] By adopting the above technical scheme, the arc-shaped anti-skid pad 10213 is arranged to increase the stability of the arc-shaped abutting plate 10212 when abutting against the moving wheel 101.

[0039] Please refer to Figures 1 to 4 As shown, the inside of the mounting shell 1021 is mounted with a double-shaft motor 1022, the output shaft of the double-shaft motor 1022 is fixedly connected with a threaded shaft 10221, the threaded shaft 10221 is threadedly connected with a threaded sleeve 10222, the end of the threaded sleeve 10222 is fixedly connected with the side of the arc-shaped abutting plate 10212, the threaded sleeve 10222 is driven to rotate by the double-shaft motor 1022, and the arc-shaped abutting plate 10212 can be conveniently moved under the threaded action of the threaded sleeve 10222, so that the arc-shaped abutting plate 10212 can be conveniently abutted against the side of the moving wheel 101.

[0040] Please refer to Figures 1 to 4 As shown, the two sides of the threaded sleeve 10222 are fixedly connected with limiting sliding blocks 1023, and the inner wall of the mounting shell 1021 is provided with limiting sliding grooves 10231 matched with the limiting sliding blocks 1023 at positions corresponding to the limiting sliding blocks 1023; by adopting the above technical scheme, the threaded sleeve 10222 is limited by the limiting sliding blocks 1023 and the limiting sliding grooves 10231, so as to increase the stability of the movement of the threaded sleeve 10222.

[0041] Please refer to Figures 1 to 4 As shown, the four corners of the top of the moving seat 1 are mounted with electric cylinders 201, and the top of each electric cylinder 201 is fixedly connected with the support plate 2, so that the support height of the support plate 2 can be conveniently adjusted by arranging the electric cylinders 201.

[0042] Please refer to Figures 1 to 4 As shown, the bottom of the support plate 2 is provided with retractable side protection plates 202 on the two sides, and the support plate 2 is provided with receiving grooves 2021 matched with the side protection plates 202 at positions corresponding to the side protection plates 202, so that the side protection plates 202 can be conveniently received by arranging the receiving grooves 2021.

[0043] Please refer to Figures 1 to 4 As shown, the side of the side protection plate 202 is fixedly connected with a threaded column 203, the side of the support plate 2 is provided with a through groove 2031 at a position corresponding to the threaded column 203, and a fixed nut 2032 is threadedly connected with the threaded column 203, so that the side protection plate 202 can be conveniently fixed under the threaded action of the threaded column 203 by screwing the fixed nut 2032.

[0044] The utility model discloses a working principle is: not only through the setting mobile wheel 101 convenient for the support device of the utility model to remove, thereby increased the flexibility of use, and in the removal process, through double shaft motor 1022 drive screw shaft 10221 rotation, and under the thread action of thread sleeve 10222, through thread sleeve 10222 drive arc abutment plate 10212 removes, and through the arc-shaped antiskid pad 10213 of arc abutment plate 10212 side abuts in the side of mobile wheel 101, thereby can realize the locking of mobile wheel 101, and then increased the stability of support device of the utility model when using, simultaneously, through the setting telescopic side guard board 202, both can realize the effective protection of tunnel side, and when not using, only needs to loosen the fixed nut 2032, then through the thread column 203 removes side guard board 202, and the side guard board 202 is stored in storage groove 2021, thereby reduce the occupation of space, therefore improved the practicability of the utility model.

[0045] The above description shows and describes several preferred embodiments of the utility model, but as before, it should be understood that the utility model is not limited to the form disclosed herein, and should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept disclosed herein by the above teaching or related technical or knowledge. The modification and change made by the person skilled in the art without departing from the spirit and scope of the utility model should be within the protection scope of the utility model claims attached herein.

Claims

1. A support device for tunneling, characterized in that, Include: The mobile seat (1), the mobile wheel (101) is installed at the bottom of the four corners, the locking mechanism (102) for locking the mobile wheel (101) is arranged at the bottom of the mobile seat (1) and between two adjacent mobile wheels (101), and the top of the mobile seat (1) is provided with a liftable support plate (2) for supporting the tunnel; The locking mechanism (102) includes a mounting shell (1021), the top of the mounting shell (1021) is fixedly connected to the bottom of the mobile seat (1) through a mounting rod (10211), and the two sides of the mounting shell (1021) are provided with arc abutment plates (10212) for locking the mobile wheel (101); The inside of the mounting shell (1021) is provided with a double-shaft motor (1022), the output shaft of the double-shaft motor (1022) is fixedly connected with a threaded shaft (10221), the threaded shaft (10221) is threadedly connected with a threaded sleeve (10222), the end of the threaded sleeve (10222) is fixedly connected with the side of the arc abutment plate (10212), and the two sides of the threaded sleeve (10222) are fixedly connected with limiting sliding blocks (1023), and the inner wall of the mounting shell (1021) is provided with limiting sliding grooves (10231) matched with the limiting sliding blocks (1023) at positions corresponding to the limiting sliding blocks (1023).

2. A support device for tunneling according to claim 1, characterized in that: The side of the arc abutment plate (10212) is fixedly connected with an arc-shaped anti-skid pad (10213).

3. A support device for tunneling according to claim 2, characterized in that: The mobile seat (1) is provided with an electric cylinder (201) at the top of the four corners, and the top of the electric cylinder (201) is fixedly connected with the support plate (2).

4. A support device for tunneling according to claim 3, characterized in that: The bottom of the support plate (2) is provided with telescopic side protection plates (202) on the two sides, and the support plate (2) is provided with accommodation grooves (2021) matched with the side protection plates (202) at positions corresponding to the side protection plates (202).

5. A support device for tunneling according to claim 4, characterized in that: The side of the side protection plate (202) is fixedly connected with a threaded column (203), the side of the support plate (2) is provided with a through groove (2031) at a position corresponding to the threaded column (203), and the threaded column (203) is threadedly connected with a fixed nut (2032).

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