A tunnel second lining trolley integral type rapid support device

Abstract

The application discloses a tunnel second lining trolley integral type rapid supporting device, belongs to the technical field of tunnel construction, and comprises a plurality of first ends of side mould supporting seats connected to lining trolley side wall formworks; a plurality of driving mechanisms are correspondingly arranged with the plurality of side mould supporting seats, and the first end of the driving mechanism is hinged to the second end of the side mould supporting seat; and the second end of the driving mechanism is hinged to a supporting beam. The application realizes rapid positioning, supporting and dismounting through hydraulic control, completely replaces the supporting mode of manual lead screws, avoids the hidden danger caused by unfirm supporting due to manual reasons, cancels ground drilling, lead screw supporting and other links, improves the tunnel construction efficiency, replaces manual labor, is high in automation degree, achieves the effect of "mechanization instead of people and automation reduction of people", and is safe and controllable.

Description

Technical Field

[0001] This invention belongs to the field of tunnel construction technology, specifically relating to an integral rapid support device for a tunnel secondary lining trolley. Background Technology

[0002] The bottom support of the lining trolley uses screw supports, requiring manual positioning, adjustment, installation, and removal. Before installation, holes need to be drilled in the ground and anchor rods transplanted as support points for the screws. However, in practice, the fixing of the anchor rods, which are the main load-bearing points, is greatly affected by human factors, with considerable arbitrariness in the selection of hole diameter, hole depth, and anchor rod diameter. This device involves cumbersome procedures, a large workload, low efficiency, and high safety risks. Summary of the Invention

[0003] To solve the above problems, the present invention adopts the following technical solution: A tunnel lining trolley integral rapid support device includes: Multiple side formwork support seats, the first end of which is connected to the side wall formwork of the lining trolley; Multiple drive mechanisms are provided, and multiple drive mechanisms are correspondingly arranged with multiple side mold support seats, and the first end of each drive mechanism is hinged to the second end of each side mold support seat; The second ends of the multiple drive mechanisms are hinged to the support beam.

[0004] Furthermore, all the side mold support seats are box-shaped structures.

[0005] Furthermore, the drive mechanism includes: A driving component, wherein the first end of the driving component is hinged to the second end of the side mold support seat, and the second end of the driving component is hinged to the support beam; The support telescopic rod has one end hinged to the side mold support seat and the other end hinged to the support beam. The number of the support telescopic rods is a multiple of the number of the driving components, and the support telescopic rods are arranged side by side on the outside of the driving components.

[0006] Furthermore, the number of the supporting telescopic rods is twice the number of the driving components.

[0007] Furthermore, the driving component is a support cylinder.

[0008] Furthermore, the supporting telescopic rod includes an outer sliding sleeve, an inner sliding sleeve, and a spring. The first end of the outer sliding sleeve is hinged to the side mold support seat, the first end of the inner sliding sleeve is hinged to the support beam, the second end of the outer sliding sleeve is sleeved on the outside of the second end of the inner sliding sleeve, the spring is disposed inside the outer sliding sleeve, and the first end of the spring is connected to the outer sliding sleeve, and the second end of the spring is connected to the second end of the inner sliding sleeve.

[0009] Furthermore, the outer side of the inner sliding sleeve is provided with a limiting mechanism corresponding to the inner side of the outer sliding sleeve, so that the inner sliding sleeve and the outer sliding sleeve can make relative linear movement.

[0010] Furthermore, the limiting mechanism comprises a limiting block and a limiting groove, wherein the limiting block is disposed on the outer side of the inner sliding sleeve and the limiting groove is disposed on the inner side of the outer sliding sleeve.

[0011] Furthermore, the support beam is L-shaped, the length of the support beam corresponds to the width of the template, and a pin seat is provided on the inner side of the support beam.

[0012] Furthermore, the inner side of the pin seat is provided with multiple ribs at intervals.

[0013] Beneficial effects: This invention achieves rapid positioning, support, and disassembly through hydraulic control, completely replacing the manual screw rod support method. It avoids safety hazards caused by unreliable support due to human error. At the same time, it eliminates the need for ground drilling and screw rod support, improving tunnel construction efficiency. It replaces manual labor, has a high degree of automation, and achieves the effect of "mechanization replacing manpower and automation reducing manpower," while ensuring safety control. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the trolley-type integrated rapid support device of the present invention.

[0015] Among them, 1. Side mold support seat; 2. Support cylinder; 3. Support telescopic rod; 4. Support beam. Detailed Implementation

[0016] Example 1

[0017] refer to Figure 1 An integrated rapid support device for tunnel lining trolleys, comprising: Multiple side formwork support seats 1, the first end of which is connected to the side wall formwork of the lining trolley; Multiple drive mechanisms are provided, and multiple drive mechanisms are correspondingly provided with multiple side mold support seats 1, and the first end of the drive mechanism is hinged to the second end of the side mold support seat 1; Support beam 4, the second ends of multiple drive mechanisms are all hinged to support beam 4.

[0018] Preferably, there are two side mold support seats 1 and two drive mechanisms.

[0019] In this embodiment, the side mold support base 1 is a box-shaped structure.

[0020] In this embodiment, the driving mechanism includes: The driving component has its first end hinged to the second end of the side mold support 1, and its second end hinged to the support beam 4. The support telescopic rod 3 has one end hinged to the side mold support seat 1 and the other end hinged to the support beam 4. The number of support telescopic rods 3 is a multiple of the number of driving components, and the support telescopic rods 3 are arranged side by side on the outside of the driving components.

[0021] In this embodiment, the number of supporting telescopic rods 3 is twice the number of driving components.

[0022] In this embodiment, the driving component is the support cylinder 2.

[0023] In this embodiment, the support telescopic rod 3 includes an outer sliding sleeve, an inner sliding sleeve, and a spring. The first end of the outer sliding sleeve is hinged to the side mold support seat 1, the first end of the inner sliding sleeve is hinged to the support beam 4, the second end of the outer sliding sleeve is sleeved on the outside of the second end of the inner sliding sleeve, the spring is disposed inside the outer sliding sleeve, and the first end of the spring is connected to the outer sliding sleeve, and the second end of the spring is connected to the second end of the inner sliding sleeve.

[0024] Preferably, the spring is a return spring.

[0025] In this embodiment, a limiting mechanism is provided on the outer side of the inner sliding sleeve and corresponding to the inner side of the outer sliding sleeve, so that the inner sliding sleeve and the outer sliding sleeve can make relative linear movement.

[0026] In this embodiment, the limiting mechanism consists of a limiting block and a limiting groove. The limiting block is located on the outer side of the inner sliding sleeve, and the limiting groove is located on the inner side of the outer sliding sleeve.

[0027] In this embodiment, the support beam 4 is L-shaped, the length of the support beam 4 is set to correspond to the width of the template, and a pin seat is provided on the inner side of the support beam 4.

[0028] In this embodiment, multiple ribs are spaced apart on the inner side of the pin seat.

[0029] Preferably, the number of ribs is 3.

[0030] In practice, the side formwork support seat 1 is connected to the side wall formwork of the lining trolley by flange connection. The side formwork support seat 1 and the formwork form an integral structure, serving as a fixed support for the integral quick support device.

[0031] When the support cylinder 2 is lifted, the inner sliding sleeve and the outer sliding sleeve limiting block move relative to each other in the limiting groove, and the support device moves as a whole and is fixed in the reserved groove on the ground, forming a stable support between the fixed support and the reserved groove on the ground.

[0032] When the hydraulic cylinder retracts, the inner and outer sliding sleeves are retracted under the action of the supporting hydraulic cylinder 2 and the spring. When the sliding groove limit is reached, the entire supporting device rotates upward around the pin axis of the fixed support and completely separates from the ground.

[0033] The above description is merely a preferred embodiment of the present invention and does not constitute any limitation on the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present invention shall still fall within the scope of the technical solution of the present invention.

Claims

1. A rapid, integrated support device for a tunnel lining trolley, characterized in that, include: Multiple side formwork support seats, the first end of which is connected to the side wall formwork of the lining trolley; Multiple drive mechanisms are provided, and multiple drive mechanisms are correspondingly arranged with multiple side mold support seats, and the first end of each drive mechanism is hinged to the second end of each side mold support seat; The second ends of the plurality of drive mechanisms are all hinged to the support beam; The drive mechanism includes: A driving component, wherein the first end of the driving component is hinged to the second end of the side mold support seat, and the second end of the driving component is hinged to the support beam; The support telescopic rod has one end hinged to the side mold support seat and the other end hinged to the support beam. The number of the support telescopic rods is a multiple of the number of the driving components, and the support telescopic rods are arranged side by side on the outside of the driving components. The driving component is a support cylinder; The supporting telescopic rod includes an outer sliding sleeve, an inner sliding sleeve, and a spring. The first end of the outer sliding sleeve is hinged to the side mold support seat, the first end of the inner sliding sleeve is hinged to the support beam, the second end of the outer sliding sleeve is sleeved on the outside of the second end of the inner sliding sleeve, the spring is disposed inside the outer sliding sleeve, and the first end of the spring is connected to the outer sliding sleeve, and the second end of the spring is connected to the second end of the inner sliding sleeve. The outer side of the inner sliding sleeve is provided with a limit mechanism corresponding to the inner side of the outer sliding sleeve, so that the inner sliding sleeve and the outer sliding sleeve can make relative linear movement. The limiting mechanism consists of a limiting block and a limiting groove. The limiting block is located on the outside of the inner sliding sleeve, and the limiting groove is located on the inside of the outer sliding sleeve. The support beam is L-shaped, and its length corresponds to the width of the template. A pin seat is provided on the inner side of the support beam. The side formwork support seat is connected to the flange of the side wall formwork of the lining trolley. The side formwork support seat and the formwork form an integral structure, serving as a fixed support for the integral quick support device. When the support cylinder is lifted, the inner sliding sleeve and the outer sliding sleeve limiting block move relative to each other in the limiting groove, and the support device moves as a whole and is fixed in the reserved groove in the ground, forming a stable support between the fixed support and the reserved groove in the ground. When the hydraulic cylinder retracts, the inner and outer sliding sleeves are retracted under the action of the supporting hydraulic cylinder and spring. When the sliding groove limit is reached, the entire supporting device rotates upward around the pin axis of the fixed support and completely separates from the ground.

2. The tunnel lining trolley integral rapid support device according to claim 1, characterized in that, All side mold support bases are box-shaped structures.

3. The tunnel lining trolley integral rapid support device according to claim 1, characterized in that, The number of the supporting telescopic rods is twice the number of the driving components.

4. The tunnel secondary lining trolley integral rapid support device according to claim 1, characterized in that, The inner side of the pin seat is provided with multiple ribs at intervals.

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