Door-shaped support for connecting channel construction

Abstract

The utility model discloses a door-shaped support for connecting channel construction, and relates to the technical field of tunnel construction. Comprising an annular pipe fitting and two bases, each base is symmetrically installed on the inner wall of the annular pipe fitting, a plurality of door-shaped frames are installed between the bases, transverse supporting rods are installed on the two sides of the outer wall of each door-shaped frame, and a plurality of sets of supporting mechanisms are installed. According to the door-shaped support for connecting channel construction, the annular pipe fitting can be vertically supported through the supporting mechanism, the mounting base can be fixedly mounted on the cross beam of the door-shaped support through the mounting component, rapid connection and disassembly of the door-shaped support can be achieved, complex bolt fixing or welding is not needed, the assembly and disassembly process is simplified, the assembly and disassembly efficiency is effectively improved, and the labor intensity of workers is reduced. The position of the supporting frame is adjusted through the telescopic component, so that the top of the supporting frame can be tightly attached to the annular pipe fitting, the supporting effect is improved, and the situation that the supporting effect is affected due to the fact that the top of the door-shaped support is not attached to the annular pipe fitting is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tunnel construction technical field, concretely is a door type support for communication passage construction. BACKGROUND

[0002] The tunnel communication passage is a connecting passage arranged between two tunnels, if a problem occurs in one tunnel, the personnel in the tunnel can be transferred to another tunnel through the communication passage, which greatly improves the safety factor of construction operation personnel, and is therefore called "escape passage". In order to prevent excessive deformation of the segments near the position of the communication passage caused by stress release after the segments at the entrance of the communication passage are removed, a temporary rigid support is often erected in the tunnel at the entrance of the communication passage before the concrete segments at the position of the entrance of the communication passage are broken.

[0003] The patent with the authorized publication number "CN212130503U" records "a segment reinforcing support at the large-diameter shield interval communication passage, which comprises a plurality of door type frames arranged at equal intervals along the longitudinal direction of the shield. Each door type frame comprises two vertical columns, a bottom beam is arranged on both sides of the shield slag battery car track fixing frame along the longitudinal direction of the shield, the lower ends of the two vertical columns of each door type frame are welded to the two bottom beams, a horizontal beam is welded between the upper ends of the two vertical columns, the two ends of the horizontal beam are supported horizontally on the inner wall of the segment, and a plurality of vertical support rods are welded at equal intervals on the horizontal beam. The upper end of each vertical support rod is vertically supported on the inner wall of the segment. The utility model can effectively support the segments at the shield communication passage and ensure construction safety".

[0004] The above-mentioned patent can effectively support the segments at the shield communication passage and ensure construction safety, but the door type support is not easy to disassemble, and the vertical support rod cannot be ensured to be tightly attached to the inner wall of the segment. The vertical support rod of the above-mentioned patent is welded to the horizontal beam, which is not convenient for disassembling and transporting the door type support, and reduces the construction efficiency. UTILITY MODEL CONTENTS

[0005] The utility model provides a door type support for communication passage construction, through the support mechanism, can vertical support annular pipe fitting, through installation part, can install the mounting of mounting seat on the horizontal beam of door type frame, can realize quick connection and disassembly of door type support, need not complex bolt fixed or welding, simplified installation and disassembly process, effectively improved the efficiency of installation and disassembly, through telescopic part, adjust the position of support frame, make the top of support frame can tightly attach to annular pipe fitting, increase support effect, avoid not fit between the top of door type support and annular pipe fitting, influence support effect.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a door type support for communication passage construction, comprising:

[0007] Annular pipe fitting;

[0008] The base is provided with two, each of which is symmetrically mounted on the inner wall of the annular pipe, and a plurality of door-shaped frames are mounted between each of the bases, and the outer wall of each of the door-shaped frames is provided with a transverse support rod on both sides.

[0009] The support mechanism is provided with a plurality of groups, each of which includes a mounting component, a mounting seat, a fixed frame, a support frame and a telescopic component, the mounting component is provided on the door-shaped frame, each mounting seat is provided on the mounting component, the fixed frame is fixedly arranged on the top of the outer wall of the mounting seat, each support frame is slidingly embedded in the inner wall of the fixed frame, and the telescopic component is arranged in the fixed frame.

[0010] Further, each of the mounting components includes a mounting slot, a plurality of limiting grooves, a plurality of limiting blocks and a driving assembly, the mounting slot is arranged on the top of the outer wall of the door-shaped frame, each limiting groove is arranged on the inner wall of the mounting slot on both sides, each limiting block is arranged on the driving assembly, the driving assembly is arranged in the mounting seat, and the mounting seat is slidingly embedded in the inner wall of the mounting slot.

[0011] Further, each of the driving assemblies includes a bidirectional threaded rod and two moving plates, the bidirectional threaded rod is rotatably embedded in the inner wall of the mounting seat, each moving plate is threadedly connected to the outer wall of the bidirectional threaded rod, and each moving plate is slidingly embedded in the inner wall of the mounting seat, and each limiting block is fixedly arranged on one side of the outer wall of the moving plate.

[0012] Further, each of the telescopic components includes a rotating assembly, a first threaded rod and a first bevel gear, the rotating assembly is arranged in the fixed frame, the first threaded rod is rotatably embedded in the bottom of the inner wall of the fixed frame, the first bevel gear is fixedly sleeved on the outer wall of the first threaded rod, the bottom of the inner wall of each support frame is threadedly connected to the outer wall of the first threaded rod, and each support frame is wrapped around the outer wall of the first threaded rod.

[0013] Further, the rotating assembly includes a rotating shaft and a second bevel gear, the second bevel gear is fixedly sleeved on the outer wall of the rotating shaft, and the second bevel gear is engaged with the first bevel gear, and the rotating shaft is rotatably embedded in one side of the outer wall of the fixed frame.

[0014] Further, the outer wall bottom of each transverse support rod and the outer wall top of the base are fixedly provided with an inclined support rod.

[0015] The utility model provides a door-shaped support for liaison passage construction, which has the following beneficial effects:

[0016] (1), the door type support for the liaison passage construction, through the support mechanism, can support the annular pipe vertically, through the installation part, can install and fix the mounting seat on the crossbeam of the door type frame, can realize the quick connection and disassembly of the door type support, without complex bolt fixing or welding, simplifies the installation and disassembly process, effectively improves the installation and disassembly efficiency.

[0017] (2), the door type support for the liaison passage construction, through the telescopic part, the position of the support frame is adjusted, so that the top of the support frame can be closely attached to the annular pipe, the support effect is increased, and the top of the door type support and the annular pipe are not attached, which affects the support effect. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a perspective view of the utility model;

[0019] Figure 2 It is a structure diagram of the support mechanism of the utility model;

[0020] Figure 3 It is a sectional view of the fixed frame of the utility model;

[0021] Figure 4 It is a sectional view of the mounting seat of the utility model.

[0022] In the drawing: 1, annular pipe; 2, base; 3, door frame; 4, horizontal support rod; 5, support mechanism; 501, mounting seat; 502, fixed frame; 503, support frame; 504, installation slot; 505, limiting slot; 506, limiting block; 507, bidirectional threaded rod; 508, moving plate; 509, first threaded rod; 510, first bevel gear; 511, rotating shaft; 512, second bevel gear; 6, inclined strut. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] Please refer to Figures 1-4 The utility model provides a technical scheme: a door type support for liaison passage construction, comprising:

[0025] Annular pipe 1;

[0026] The base 2 is provided with two, each base 2 is symmetrically installed on the inner wall of the annular pipe 1, a plurality of door-shaped frames 3 are installed between each base 2, and the outer wall of each door-shaped frame 3 is provided with a transverse support rod 4 on both sides.

[0027] The support mechanism 5 is provided with multiple groups, each group of support mechanisms 5 includes an installation component, a mounting seat 501, a fixed frame 502, a support frame 503, and an extension component, the installation component is provided on the door-shaped frame 3, each mounting seat 501 is provided on the installation component, the fixed frame 502 is fixedly arranged on the top of the outer wall of the mounting seat 501, each support frame 503 is slidingly embedded in the inner wall of the fixed frame 502, and the extension component is arranged on the fixed frame 502.

[0028] In the embodiment: through the base 2, the installation and placement of the plurality of door-shaped frames 3 are achieved, the door-shaped frames 3 are arranged between the two bases 2 along the horizontal direction, the door-shaped frame 3 is composed of two columns and a crossbeam, each column is fixedly arranged on the top of the outer wall of the base 2, and the crossbeam is fixedly arranged between each column, the transverse support rod 4 is fixedly arranged on the outer wall of the crossbeam on both sides, the annular pipe 1 is transversely supported through the transverse support rod 4, the annular pipe 1 can be vertically supported through the support mechanism 5, the stability of the annular pipe 1 is ensured, the mounting seat 501 can be mounted and fixed on the crossbeam of the door-shaped frame 3 through the installation component, the quick connection and disassembly of the door-shaped support can be realized, complex bolt fixing or welding is not required, the installation and disassembly process is simplified, the installation and disassembly efficiency is effectively improved, the annular pipe 1 can be supported through the cooperation between the fixed frame 502 and the support frame 503, and the position of the support frame 503 is adjusted through the extension component, so that the top of the support frame 503 can closely adhere to the annular pipe 1, the support effect is increased, the door-shaped support top and the annular pipe 1 are not attached to each other, and the support effect is affected, the top of the support frame 503 can be customized and designed according to the size and shape of different tunnel connecting channels, and different construction requirements are met.

[0029] Specifically, each group of installation components includes an installation groove 504, a plurality of limiting grooves 505, a plurality of limiting blocks 506, and a driving assembly, the installation groove 504 is arranged on the top of the outer wall of the door-shaped frame 3, each limiting groove 505 is arranged on the inner wall of the installation groove 504 on both sides, each limiting block 506 is arranged on the driving assembly, the driving assembly is arranged in the mounting seat 501, and the mounting seat 501 is slidingly embedded in the inner wall of the installation groove 504.

[0030] In the embodiment: the installation and placement of the mounting seat 501 are achieved through the installation groove 504, the installation groove 504 plays a limiting role on the fixed frame 502, each limiting block 506 is driven into the limiting groove 505 through the driving assembly, the fixed frame 502 can be mounted and fixed on the crossbeam of the door-shaped frame 3, and the limiting block 506 is slidingly penetrated on one side of the outer wall of the mounting seat 501.

[0031] Specifically, each group of driving assemblies comprises a bidirectional threaded rod 507 and two moving plates 508, the bidirectional threaded rod 507 is rotatably embedded in the inner wall of the mounting seat 501, each moving plate 508 is threadedly connected to the outer wall of the bidirectional threaded rod 507, and each moving plate 508 is slidably embedded in the inner wall of the mounting seat 501, and each limiting block 506 is fixedly arranged on one side of the outer wall of the moving plate 508.

[0032] In this embodiment: by manually rotating the bidirectional threaded rod 507, the two moving plates 508 can be driven to move closer to or away from each other, and the moving plate 508 drives each limiting block 506 to enter or exit the inside of the limiting groove 505, and the two moving plates 508 are respectively located on the left-handed thread and the right-handed thread of the bidirectional threaded rod 507.

[0033] Specifically, each group of telescopic components comprises a rotating assembly, a first threaded rod 509 and a first bevel gear 510, the rotating assembly is arranged in the fixed frame 502, the first threaded rod 509 is rotatably embedded in the bottom of the inner wall of the fixed frame 502, the first bevel gear 510 is fixedly sleeved on the outer wall of the first threaded rod 509, the inner wall bottom of each support frame 503 is threadedly connected to the outer wall of the first threaded rod 509, and each support frame 503 is wrapped around the outer wall of the first threaded rod 509.

[0034] In this embodiment: by the rotating assembly driving the first bevel gear 510 to drive the first threaded rod 509 to rotate, the support frame 503 is driven to move in the fixed frame 502, so that each support frame 503 can tightly adhere to the annular pipe fitting 1.

[0035] Specifically, the rotating assembly comprises a rotating shaft 511 and a second bevel gear 512, the second bevel gear 512 is fixedly sleeved on the outer wall of the rotating shaft 511, and the second bevel gear 512 is engaged with the first bevel gear 510, and the rotating shaft 511 is rotatably embedded on one side of the outer wall of the fixed frame 502.

[0036] In this embodiment: by manually rotating the rotating shaft 511, the second bevel gear 512 can be rotated, so that the second bevel gear 512 drives the first bevel gear 510 to rotate, and the first bevel gear 510 drives the first threaded rod 509 to rotate in the fixed frame 502.

[0037] Specifically, the outer wall bottom of each transverse support rod 4 and the outer wall top of the base 2 are fixedly provided with an inclined support rod 6.

[0038] In this embodiment: by the inclined support rod 6, the stability of the door-shaped frame 3 can be increased.

[0039] In use, first, the door-shaped frame 3 is fixed on the base 2, the mounting seat 501 is placed into the mounting groove 504, then the two-way threaded rod 507 is manually rotated to drive the two moving plates 508 to move away from each other, the limiting block 506 enters or is limited in the limiting groove 505, the fixed frame 502 is quickly mounted on the cross beam of the door-shaped frame 3, then the rotating shaft 511 is manually rotated to drive the second bevel gear 512 to rotate, the second bevel gear 512 drives the first bevel gear 510 to rotate, the first bevel gear 510 drives the first threaded rod 509 to rotate in the fixed frame 502, the supporting frame 503 is driven to move in the fixed frame 502, each supporting frame 503 can be tightly attached to the annular pipe 1, the supporting effect is increased, the top of the door-shaped support and the annular pipe 1 are not tightly attached, and the supporting effect is affected.

[0040] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A portal frame for use in connection with the construction of a catwalk, characterised in that, The utility model relates to a kind of door type frame and support mechanism, including: Annular pipe fitting (1); Base (2) is equipped with two, each described base (2) is symmetrically mounted to the inner wall of annular pipe fitting (1), and multiple door type frames (3) are mounted between each described base (2), and the outer wall both sides of each described door type frame (3) are equipped with horizontal support rod (4); Support mechanism (5) is equipped with multiple groups, and each group of described support mechanism (5) includes mounting component, mounting seat (501), fixed frame (502), support frame (503) and telescopic component, the described mounting component is equipped on door type frame (3), each described mounting seat (501) is equipped on mounting component, the outer wall top of described fixed frame (502) is fixedly arranged in mounting seat (501), each described support frame (503) is slidably embedded in the inner wall of fixed frame (502), and the described telescopic component is equipped in fixed frame (502).

2. The portal frame for a connection passage construction according to claim 1, wherein: Each group of described mounting component includes mounting groove (504), multiple limit grooves (505), multiple limit blocks (506) and drive assembly, the described mounting groove (504) is opened in the outer wall top of door type frame (3), each described limit groove (505) is opened in the inner wall both sides of mounting groove (504), each described limit block (506) is equipped on drive assembly, the described drive assembly is equipped in mounting seat (501), and the inner wall of mounting groove (504) is slidably embedded in mounting seat (501).

3. The portal frame for a connection passage construction according to claim 2, characterized in that: Each group of described drive assembly includes bidirectional screw rod (507) and two moving plates (508), the described bidirectional screw rod (507) is rotatably embedded in the inner wall of mounting seat (501), each described moving plate (508) is threadedly connected to the outer wall of bidirectional screw rod (507), and each moving plate (508) is slidably embedded in the inner wall of mounting seat (501), and each described limit block (506) is fixedly arranged on the outer wall side of moving plate (508).

4. The portal frame for a connection passage construction according to claim 3, characterized in that: Each group of described telescopic component includes rotation assembly, first screw rod (509) and first bevel gear (510), the described rotation assembly is equipped in fixed frame (502), the first screw rod (509) is rotatably embedded in the inner wall bottom of fixed frame (502), the first bevel gear (510) is fixedly sleeved on the outer wall of first screw rod (509), the inner wall bottom of each described support frame (503) is threadedly connected to the outer wall of first screw rod (509), and each support frame (503) is wrapped on the outer wall of first screw rod (509).

5. The portal frame for use in connection with the construction of a gallery according to claim 4, characterized in that: The described rotation assembly includes rotating shaft (511) and second bevel gear (512), the second bevel gear (512) is fixedly sleeved on the outer wall of rotating shaft (511), and the second bevel gear (512) is engaged with first bevel gear (510), the rotating shaft (511) is rotatably embedded in the outer wall side of fixed frame (502).

6. The portal frame for use in connection with the construction of a gallery according to claim 5, characterized in that: The outer wall bottom of each described horizontal support rod (4) and the outer wall top of base (2) are fixedly provided with inclined strut (6).

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