Medium partition plate lining construction device for tunnel ventilation shaft

Abstract

The utility model discloses a tunnel ventilation shaft middle partition plate lining construction device, and belongs to the technical field of construction devices.The tunnel ventilation shaft middle partition plate lining construction device comprises a supporting plate and a bottom plate arranged at the bottom end of the supporting plate, and mounting rods are fixed to the top end of the bottom plate in an annular array mode; a plurality of mounting rods are arranged on the supporting plate, a protection frame is arranged between the mounting rods, a plurality of protruding parts are fixed to the outer wall of the supporting plate, a hollow cavity of the supporting plate is arranged to be a mounting groove, a plurality of driven gears are rotationally mounted in the mounting groove through a driving mechanism, and screw rods inserted into the driven gears in a threaded mode are fixed to the top ends of the mounting rods correspondingly; according to the tunnel ventilation shaft middle partition plate lining construction device, the practicability of the construction device is improved, different numbers of screws can be conveniently installed, and the tunnel ventilation shaft middle partition plate lining construction device is suitable for construction of ventilation shafts with different depths.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction devices, and in particular relates to a partition lining construction device for a tunnel ventilation shaft. Background Art

[0002] As is known to all, the partition lining construction device for tunnel ventilation shaft is an auxiliary device used to support construction workers during the partition lining construction process of tunnel ventilation shaft so that construction workers can stand better for construction. It has been widely used in the partition lining construction process of tunnel ventilation shaft.

[0003] The patent with application number 202120472070.2 discloses a partition lining construction device for a tunnel ventilation shaft, including a hanging plate and a hanging plate. The hanging plate is equipped with an electric lifting rod through multiple bolts. The electric lifting rod is connected to the hanging plate. The hanging plate and the hanging plate are respectively connected to multiple upper telescopic tubes and multiple lower telescopic tubes. An upper folding support mechanism and a lower folding support mechanism are respectively installed between two adjacent upper telescopic tubes and between two adjacent lower telescopic tubes. The upper telescopic tube and the lower telescopic tube are respectively connected to an upper telescopic rod and a lower telescopic rod. The upper telescopic tube and the lower telescopic tube are both equipped with electric telescopic rods. The two electric telescopic rods are respectively connected to the upper telescopic rod and the lower telescopic rod. The upper telescopic tube and the lower telescopic tube are respectively connected to a fixed block and a fixed sleeve. The fixed block is connected to a guide square rod. The upper telescopic rod and the lower telescopic rod are respectively connected to an upper hook rod and a lower hook rod.

[0004] The above technical solution utilizes the connection between the upper hook rod and the upper telescopic rod and the connection between the lower hook rod and the lower telescopic rod to facilitate the support and stabilization of the partition lining construction device in the tunnel ventilation shaft relative to the tunnel ventilation shaft. There is less shaking during construction. However, the setting of the hanging plate and the lower telescopic tube reduces the operating space of the lining construction personnel, and there is a lack of protection for the lining construction personnel. At the same time, due to the constant length of the electric lifting rod, the telescopic stroke of the device is constant, and it is impossible to carry out lining construction of tunnel ventilation shafts of different depths. Utility Model Content

[0005] (1) Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a device for constructing partition linings in a tunnel ventilation shaft, which aims to solve the technical problems in the prior art that the setting of a hanging plate and a lower telescopic tube reduces the operating space of lining construction workers and lacks protection for lining construction workers, and at the same time, since the length of the electric lifting rod is constant, the telescopic stroke of the device is constant, and lining construction of tunnel ventilation shafts of different depths cannot be carried out.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the utility model provides a partition lining construction device for a tunnel ventilation shaft, which includes a support plate and a base plate arranged at the bottom end of the support plate, the top of the base plate is fixed with mounting rods in a circular array, a protective frame is arranged between the plurality of mounting rods, a plurality of protrusions are fixed to the outer wall of the support plate, and the hollow cavity of the support plate is arranged as a mounting groove, a plurality of driven gears are rotatably installed in the mounting groove by a driving mechanism, and the tops of the plurality of mounting rods are fixed with screws threadedly inserted in the driven gears.

[0009] When the partition lining construction device of the tunnel ventilation shaft of the technical solution is used, a base plate is arranged at the bottom end of the support plate, and a mounting rod and a protective frame at the top end of the base plate are provided to protect the construction workers. The motor drives the gear ring and the driven gear to rotate through the driving gear, and during the rotation, multiple screws are raised and lowered to adjust the height of the base plate, and the support plate and the base plate with an annular structure provide sufficient construction space for the construction workers, thereby improving the practicality of the construction device; through the multiple screw rods connected end to end, different numbers of screw rods are installed when constructing ventilation shafts of different depths, and during installation, the connecting part on the screw rod is inserted into the connecting groove, and the spring in the telescopic groove of the side wall of the connecting part pushes the positioning block to be inserted into the positioning groove, so that the screw rod remains fixed, and when the screw rod is removed, the positioning block is squeezed out of the positioning groove from the inner wall of the groove, so that the positioning block is retracted into the telescopic groove, so that the multiple screw rods are separated from each other, which is convenient for installing different numbers of screw rods and is suitable for the construction of ventilation shafts of different depths.

[0010] Preferably, the driving mechanism comprises a gear ring rotatably arranged in the mounting plate and a driving gear embedded in the protruding portion, and the gear ring is meshedly connected with the driving gear and a plurality of driven gears respectively.

[0011] Furthermore, a motor is fixedly mounted on the top of the raised portion, and a shaft of the motor is fixedly connected to a driving gear.

[0012] Furthermore, grooves are provided on both sides of the outer wall of the screw, and a plurality of screws are connected end to end, wherein the top thread of the screw is sleeved with an anti-slip ring.

[0013] Furthermore, a connecting groove is formed at the bottom end of the screw rod, and a connecting portion which is fitted and inserted into the connecting groove is fixed at the top end of the screw rod.

[0014] Furthermore, a telescopic groove is formed on the side wall of the connecting portion, a spring is embedded in the telescopic groove, and a positioning block is slidably inserted into the side wall of the telescopic groove.

[0015] Furthermore, a positioning groove communicated with the groove is formed on the inner wall of the connecting groove, and one end of the positioning block extending out of the telescopic groove is inserted into the positioning groove.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model provides a bottom plate at the bottom end of the support plate, and a mounting rod and a protection frame at the top end of the bottom plate to protect the construction workers. The motor drives the gear ring and the driven gear to rotate through the driving gear, and during the rotation, multiple screws are lifted to adjust the height of the bottom plate. The support plate and the bottom plate in an annular structure provide sufficient construction space for the construction workers, thereby improving the practicality of the construction device.

[0019] By connecting multiple screws end to end, different numbers of screws can be installed when constructing ventilation shafts of different depths. During installation, the connecting part on the screw is inserted into the connecting groove, and the spring in the expansion groove of the side wall of the connecting part pushes the positioning block to be inserted into the positioning groove, so that the screw remains fixed, and when the screw is removed, the positioning block is squeezed out of the positioning groove from the inner wall of the groove, so that the positioning block shrinks into the expansion groove, thereby separating multiple screws from each other, facilitating the installation of different numbers of screws, and being suitable for the construction of ventilation shafts of different depths. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the internal structure of the support plate of the utility model;

[0023] Figure 3 For the utility model Figure 2 A schematic diagram of the structure enlargement in the middle;

[0024] Figure 4 It is a schematic diagram of the cross-sectional structure of the screw of the utility model.

[0025] The markings in the attached drawings are: 1. support plate; 2. protective frame; 3. mounting rod; 4. bottom plate; 5. motor; 6. screw; 7. anti-slip ring; 8. raised portion; 9. mounting groove; 10. gear ring; 11. driving gear; 12. connecting portion; 13. telescopic groove; 14. spring; 15. positioning block; 16. groove; 17. driven gear; 18. connecting groove; 19. positioning groove. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] This specific implementation method is a tunnel ventilation shaft partition lining construction device, and its structural schematic diagram is as follows Figure 1 and Figure 2 As shown, the partition lining construction device in the tunnel ventilation shaft includes a support plate 1 and a bottom plate 4 arranged at the bottom end of the support plate 1, the top of the bottom plate 4 is fixed with mounting rods 3 in a ring array, a protective frame 2 is arranged between the multiple mounting rods 3, the outer wall of the support plate 1 is fixed with multiple protrusions 8, and the hollow cavity of the support plate 1 is set as a mounting groove 9, a plurality of driven gears 17 are rotatably installed in the mounting groove 9 by a driving mechanism, and the tops of the multiple mounting rods 3 are fixed with screws 6 threadedly inserted in the driven gears 17.

[0028] The driving mechanism includes a gear ring 10 rotatably arranged in the mounting plate and a driving gear 11 embedded in the raised portion 8. The gear ring 10 is meshed with the driving gear 11 and multiple driven gears 17 respectively. A motor 5 is fixedly installed at the top of the raised portion 8. The shaft of the motor 5 is fixedly connected to the driving gear 11. Grooves 16 are provided on both sides of the outer wall of the screw 6, and multiple screws 6 are connected end to end, wherein the top thread of the screw 6 is sleeved with an anti-slip ring 7. The mounting rod 3 and the protective frame 2 at the top of the base plate 4 protect the construction workers. The motor 5 drives the gear ring 10 and the driven gear 17 to rotate through the driving gear 11, and during the rotation, multiple screws 6 are raised and lowered to adjust the height of the base plate 4, and sufficient construction space is provided for the construction workers through the support plate 1 and the base plate 4 in an annular structure.

[0029] like Figure 3 and Figure 4As shown, a connecting groove 18 is provided at the bottom end of the screw rod 6, and a connecting portion 12 which is fitted and inserted in the connecting groove 18 is fixed at the top end of the screw rod 6, a telescopic groove 13 is provided on the side wall of the connecting portion 12, a spring 14 is embedded in the telescopic groove 13, and a positioning block 15 is slidably inserted in the side wall of the telescopic groove 13, a positioning groove 19 which is connected to the groove 16 is provided on the inner wall of the connecting groove 18, one end of the positioning block 15 extending out of the telescopic groove 13 is fitted and inserted in the positioning groove 19, the connecting portion 12 on the screw rod 6 is inserted in the connecting groove 18, and the spring 14 in the telescopic groove 13 on the side wall of the connecting portion 12 pushes the positioning block 15 to be inserted in the positioning groove 19, so that the screw rod 6 remains fixed, and when the screw rod 6 is disassembled, the positioning block 15 is squeezed from the inner wall of the groove 16 to move out of the positioning groove 19, so that the positioning block 15 shrinks into the telescopic groove 13, thereby separating the multiple screw rods 6 from each other.

[0030] The internal structure diagram of the support plate 1 of the partition lining construction device in the tunnel ventilation shaft is as follows Figure 2 As shown, its Figure 2 The enlarged schematic diagram of the structure at A is as follows Figure 3 As shown, the cross-sectional structure diagram of the screw 6 is as follows Figure 4 shown.

[0031] Working principle: When the partition lining construction device of the tunnel ventilation shaft of the technical solution is used, the installation rod 3 and the protective frame 2 at the top of the bottom plate 4 protect the construction workers, and the motor 5 drives the gear ring 10 and the driven gear 17 to rotate through the driving gear 11, and during the rotation, multiple screw rods 6 are raised and lowered to adjust the height of the bottom plate 4, and the ring-shaped support plate 1 and the bottom plate 4 provide sufficient construction space for the construction workers. Different numbers of screw rods 6 are installed when constructing ventilation shafts of different depths. During installation, the connecting part 12 on the screw rod 6 is inserted into the connecting groove 18, and the spring 14 in the telescopic groove 13 on the side wall of the connecting part 12 pushes the positioning block 15 to be inserted into the positioning groove 19, so that the screw rod 6 remains fixed, and when the screw rod 6 is removed, the positioning block 15 is squeezed out of the positioning groove 19 from the inner wall of the groove 16 to shrink the positioning block 15 into the telescopic groove 13, so that the multiple screw rods 6 are separated from each other, which is convenient for installing different numbers of screw rods 6 and is suitable for the construction of ventilation shafts of different depths.

[0032] All technical features in this embodiment can be freely combined according to actual needs.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A device for constructing partition lining in a tunnel ventilation shaft, comprising a support plate (1) and a bottom plate (4) arranged at the bottom end of the support plate (1), characterized in that: The top of the base plate (4) is fixed with mounting rods (3) in a circular array, and a protective frame (2) is arranged between the plurality of mounting rods (3). The outer wall of the support plate (1) is fixed with a plurality of protrusions (8), and the hollow cavity in the support plate (1) is arranged as a mounting groove (9), in which a plurality of driven gears (17) are rotatably installed through a driving mechanism, and the tops of the plurality of mounting rods (3) are all fixed with screw rods (6) threadedly inserted into the driven gears (17).

2. A tunnel ventilation shaft partition lining construction device according to claim 1, characterized in that: The driving mechanism comprises a gear ring (10) rotatably arranged in a mounting plate and a driving gear (11) embedded in a protruding portion (8); the gear ring (10) is meshedly connected with the driving gear (11) and a plurality of driven gears (17) respectively.

3. A tunnel ventilation shaft partition lining construction device according to claim 2, characterized in that: A motor (5) is fixedly mounted on the top end of the raised portion (8), and a shaft of the motor (5) is fixedly connected to a driving gear (11).

4. A tunnel ventilation shaft partition lining construction device according to claim 1, characterized in that: Grooves (16) are provided on both sides of the outer wall of the screw rod (6), and a plurality of screw rods (6) are connected end to end, wherein the top end of the screw rod (6) is threadedly sleeved with an anti-slip ring (7).

5. A tunnel ventilation shaft partition lining construction device according to claim 4, characterized in that: The bottom end of the screw rod (6) is provided with a connecting groove (18), and the top end of the screw rod (6) is fixed with a connecting portion (12) which is inserted into the connecting groove (18).

6. A device for constructing partition lining in a tunnel ventilation shaft according to claim 5, characterized in that: The side wall of the connecting portion (12) is provided with a telescopic groove (13), a spring (14) is embedded in the telescopic groove (13), and a positioning block (15) is slidably inserted into the side wall of the telescopic groove (13).

7. A tunnel ventilation shaft partition lining construction device according to claim 6, characterized in that: The inner wall of the connecting groove (18) is provided with a positioning groove (19) which is in communication with the groove (16); one end of the positioning block (15) extending out of the telescopic groove (13) is inserted into the positioning groove (19).

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