CN212359710U - Inclined shaft pre-reinforcing and formwork supporting system - Google Patents

Abstract

The utility model discloses an inclined shaft is consolidated and formwork system in advance, include: stereotype steel platform, annular steel plate are built-in to be strutted, adherence drain pipe and slip casting mending-leakage system, and wherein, stereotype steel platform sets up in the inclined shaft entrance, and the annular steel plate is built-in to be strutted and sets up in the weak layer of inclined shaft, and the adherence drain pipe sets up in the inboard of the built-in support of annular steel plate, and slip casting mending-leakage system sets up in the wall of a well. The utility model provides an incline shaft weak layer leak, gush water among the correlation technique, soft or hard intermediate layer water content is too high and soft or weak layer produces the problem of sunk area, the utility model discloses a device simple easy manufacturing of structure, hoist and mount strut simple to operate can ensure the degree of accuracy and the security that the steel reinforcement cage transferred in the incline shaft.

Description

Inclined shaft pre-reinforcing and formwork supporting system

Technical Field

The utility model relates to a slant well foundation treatment field, more specifically relate to slant well is consolidated in advance and formwork system.

Background

A deviated well is a well having an angle of inclination in a drilling process. The well head is not on a vertical line with the design target point but is a well which deviates a certain distance from the vertical line of the well head in a given direction according to the artificial requirement.

At present, in the inclined shaft work progress, appear easily: (1) water leakage and gushing in the soft layer. (2) The water content of the soft and hard interlayer is too high. (3) The soft layer generates a concave area and the like.

Although the construction of the prior art can complete the reinforced concrete construction of the open trough section of the inclined shaft, the targeted reinforcement treatment can not be adopted according to the soil quality of different soil layers in the inclined shaft, the stability of the foundation of the inclined shaft is influenced, and the quality problem of the construction of the inclined shaft in the later period is further brought.

SUMMERY OF THE UTILITY MODEL

Based on this, the application provides a slant well is consolidated in advance and formwork system for solve among the relevant technique water leakage, gush water, the water content of soft or hard intermediate layer is too high and soft or weak layer produces the problem in depressed area.

The application provides a pre-reinforcing and formwork supporting system for an inclined shaft,

the method comprises the following steps: stereotype steel platform, annular steel plate are built-in to be strutted, adherence drain pipe and slip casting mending-leakage system, and wherein, stereotype steel platform sets up in the inclined shaft entrance, and the annular steel plate is built-in to be strutted and sets up in the weak layer of inclined shaft, and the adherence drain pipe sets up in the inboard of the built-in support of annular steel plate, and slip casting mending-leakage system sets up in the wall of a well.

In one possible implementation, the shaped steel platform comprises irregular steel plates, anchor rods and reinforced concrete, wherein the irregular steel plates are fixed with the rock body through the anchor rods, and the reinforced concrete is poured inside the irregular steel plates.

In one possible implementation, the annular steel plate built-in support comprises: the steel bar is fixedly connected with another adjacent steel bar through the fixed steel sheet to form an annular structure; the built-in support of the annular steel plate is connected with the inner wall of the inclined shaft weak layer in an anchoring mode through an anchor.

In a possible implementation mode, the water-swelling rubber strip is sleeved outside the built-in support of the annular steel plate, wherein the water-swelling rubber strip is connected with the inner wall of the inclined shaft weak layer in an anchoring mode through an anchor.

In one possible implementation, the stationary steel sheet is of a T-shaped structure.

In a possible implementation mode, the input end of the wall-attached water drainage pipe is arranged at the inclined well water burst section, and the output end of the wall-attached water drainage pipe is connected with a water suction pump on the stereotyped steel platform.

In a possible implementation mode, the device further comprises a water suction pump arranged at the regularization steel platform part and a rubber water pipe connected with the water suction pump, wherein the output end of the rubber water pipe is connected with the water suction pump, and the input end of the rubber water pipe is connected with the output end of the wall-attached water drainage pipe.

In a possible implementation mode, the grouting leakage-repairing system comprises a flexible grid, steel nails, small grouting pipes and a covering film, wherein the flexible grid is fixed to the inner wall of the soft and hard interlayer of the inclined shaft through the steel nails, the small grouting pipes are grouted through the side edges of the flexible grid, and the covering film is arranged on the outer side of the flexible grid.

In a possible implementation mode, the grouting leakage repairing system further comprises a steel arch, a steel wire mesh and micro-expansion concrete, wherein the steel arch is arranged at the cavity of the soft and hard interlayer of the inclined shaft, the steel wire mesh is fixed with the inner wall of the soft and hard interlayer of the inclined shaft through steel nails, and the micro-expansion concrete is poured into the cavity after the steel arch is placed.

In a possible implementation mode, the device further comprises a steel reinforcement cage hoisting device, the steel reinforcement cage hoisting device is arranged on the inner side of the inclined shaft, the steel reinforcement cage hoisting device comprises a steel reinforcement cage, a hoisting support frame, a clamp holder, a steel strand and a winch, the hoisting support frame is arranged at the top of the steel reinforcement cage, the clamp holder is arranged at the upper part of the hoisting support frame, and the clamp holder is connected with the winch through a lifting lug arranged at the top end of the clamp holder and the steel strand; the bottom of the clamp holder is provided with a vertical steel bar, the vertical steel bar extends downwards along the inclined shaft, and the top end and the bottom end of the vertical steel bar are both provided with a lifting hook; the clamp holder fixes the reinforcement cage through the lifting hooks arranged at the top end and the bottom end of the vertical reinforcement in the same direction.

Compared with the prior art, the utility model has the following characteristics and beneficial effect:

the utility model can adopt the targeted reinforcement treatment according to the soil quality of different soil layers in the inclined shaft, and can effectively construct the inclined shaft; in addition, the hoisting support frame is convenient to install, the accuracy and the safety of the steel reinforcement cage in the inclined shaft can be guaranteed, and good social benefits are achieved.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in related arts, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic diagram of a pre-reinforcing structure of an inclined shaft according to an embodiment of the present application;

FIG. 2 is a schematic view of an annular steel plate built-in support according to an embodiment of the present application;

FIG. 3 is a sectional view of a flexible grid framework sealing ring grouting leakage repair in an embodiment of the present application;

FIG. 4 is a cross-sectional view of an embodiment of the present application showing a closed form of micro-expansive concrete in a recessed area;

FIG. 5 is a schematic view of a built-in lifting bracket according to an embodiment of the present application;

fig. 6 is an integral forming hoisting schematic view of a built-in hoisting strut reinforcement cage in the embodiment of the application.

The reference numbers in the figures illustrate:

1-rock mass; 2-anchor rod; 3-a steel plate; 4-concrete; 5-forming a steel platform; 6-well wall; 7-a weak layer; 8-supporting the inside of the annular steel plate; 9-adherence drain pipe; 10-a rubber water pipe; 11-a water pump; 12-soft and hard interlayer; 13-a flexible grid; 14-steel nails; 15-steel strips; 16-fixing the steel sheet; 17-anchoring the bolt; 18-water swellable rubber strip; 19-film covering; 20-grouting small ducts; 21-slurry; 22-a cavity; 23-steel arch centering; 24-steel wire mesh; 25-micro-expansive concrete; 26-a water surge section; 27-a reinforcement cage; 28-steel strand; 29-a winch; 30-hoisting a support frame; 31-circular steel ring; 32-vertical rebars; 33-a hook; 34-a lifting lug; 35-reinforcing steel bars; 36-a gripper.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other examples, which can be obtained by a person skilled in the art without making any inventive step based on the examples in this application, are within the scope of protection of this application.

It is obvious that the drawings in the following description are only examples or embodiments of the application, from which the application can also be applied to other similar scenarios without inventive effort for a person skilled in the art. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.

Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the specification. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Unless otherwise defined, technical or scientific terms used in the claims and the specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this application belongs. The use of the terms "a" and "an" and "the" and similar referents in the context of describing and claiming the application are not to be construed as limiting in any way, but rather as indicating the singular or plural. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalent, and does not exclude other elements or items. "connected" or "coupled" and similar terms are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in the specification and claims of this application, "a plurality" means two or more. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Example 1: fig. 1 this application embodiment inclined shaft pre-reinforcement structure sketch map, like fig. 1 shows, for solving above-mentioned problem, the embodiment of the utility model provides an inclined shaft is consolidated and is propped up the mould system, include: the novel inclined shaft grouting and leakage repairing device comprises a regularization steel platform 5, an annular steel plate built-in support 8, an adherence drainage pipe 9 and a grouting and leakage repairing system, wherein the regularization steel platform 5 is arranged at an inclined shaft inlet, the annular steel plate built-in support 8 is arranged on an inclined shaft weak layer 7, the adherence drainage pipe 9 is arranged on the inner side of the annular steel plate built-in support 8, and the grouting and leakage repairing system is arranged on an inclined shaft soft and hard interlayer 12.

In one embodiment, the shaped steel platform 5 comprises an irregular steel plate 3, an anchor rod 2 and a reinforced concrete (4) (35), wherein the irregular steel plate 3 is fixed with the rock body 1 through the anchor rod 2, the reinforced concrete (35) is welded on the irregular steel plate 3, and the reinforced concrete (4) is poured to the designed elevation of the platform.

In the embodiment, after the steel plate 3 is anchored to the rock mass 1 by using the anchor rod 2 at the entrance of the inclined shaft, the steel bar 35 is installed, and the concrete 4 is poured, so that the operating platform at the entrance is a regular shaped steel platform 5 which conforms to the design requirement; and then, an annular steel plate built-in support 8 is installed for reinforcing the soft layer 7, an adherence drainage pipe 9 is placed downwards at the water burst section 26 for drainage, and the upper end of the drainage pipe is connected with a rubber water pipe 10 and a water suction pump 11.

In one embodiment, the ring-shaped steel plate built-in support 8 comprises: the steel bar 15 is fixedly connected with another adjacent steel bar 15 through the fixed steel sheet 16 to form an annular structure; and the annular steel plate built-in support 8 is connected with the inner wall of the inclined shaft weak layer 7 in an anchoring manner through an anchor 17.

In one embodiment, a rubber strip is sleeved outside the annular steel plate built-in support 8, wherein the rubber strip is connected with the inner wall of the inclined shaft weak layer 7 in an anchoring mode through an anchor 17.

In one embodiment, the stationary steel plate 16 is a T-shaped structure.

Fig. 2 is a schematic view of an annular steel plate built-in support 8 according to an embodiment of the present application, and as shown in fig. 2, in this embodiment, the annular steel plate built-in support 8 is a hexagon formed by splicing and welding steel bars 15, a T-shaped fixing steel sheet 16 is welded between every two adjacent steel bars 15 to stabilize the structure of the support, a water-swellable rubber strip 18 is sleeved outside the annular steel plate built-in support 8, and both the support and the rubber strip are anchored to a well wall 6 through an anchor 17.

In one embodiment, the input end of the wall-attached drainage pipe 9 is arranged on the inclined well water burst section 26, and the output end of the wall-attached drainage pipe 9 is connected with the sizing steel platform 5.

In one embodiment, the wall-attached water draining device further comprises a water suction pump 11 arranged at the part of the regularized steel platform 5 and a rubber water pipe 10 connected with the water suction pump 11, wherein the output end of the rubber water pipe 10 is connected with the water suction pump 11, and the input end of the rubber water pipe 10 is connected with the output end of the wall-attached water draining pipe 9.

In one embodiment, the grouting leakage-repairing system comprises a flexible grid 13, steel nails 14, small grouting pipes 20 and a covering film 19, wherein the flexible grid 13 is fixed on the inner wall of the inclined shaft soft and hard interlayer 12 through the steel nails 14, the small grouting pipes 20 are grouted with grout 21 through the side of the flexible grid 13, and the covering film 19 is arranged on the outer side of the flexible grid 13.

Fig. 3 is a sectional view of a flexible grid 13 skeleton sealing ring grouting leakage repair in the embodiment of the present application, and as shown in fig. 3, in the embodiment, a steel nail 14 is used to seal a region to be processed of a flexible grid 13 for a soft and hard interlayer 12 without a recessed region, a small grouting conduit 20 is used to perform grouting leakage repair, and then a film 19 is used to perform sealing.

In one embodiment, the grouting leakage repairing system further comprises a steel arch 23, a steel wire mesh 24 and micro-expansion concrete 25, wherein the steel arch 23 is arranged at the cavity 22 of the inclined shaft soft and hard interlayer 12, the steel wire mesh 24 is fixed with the inner wall of the inclined shaft soft and hard interlayer 12 through steel nails 14, and the micro-expansion concrete 25 is poured into the cavity 22 after the steel arch 23 is placed.

Fig. 4 is a cross-sectional view of a closed micro-expansion concrete 25 in a concave area according to an embodiment of the present invention, as shown in fig. 4, in this embodiment, for a case where a cavity 22 exists in a part of the soft and hard sandwich layer 12, a steel arch 23 is placed in the cavity 22 and a steel wire mesh 24 is hung, after being fixed by a steel nail 14, the micro-expansion concrete 25 is poured and the film 19 is coated to close.

In one embodiment, the device further comprises a steel reinforcement cage hoisting device, the steel reinforcement cage hoisting device is arranged on the inner side of the inclined shaft, the steel reinforcement cage hoisting device comprises a steel reinforcement cage 27, a hoisting support 30, a clamp 36, a steel strand 28 and a winch 29, wherein the hoisting support 30 is arranged at the top of the steel reinforcement cage 27, the clamp 36 is arranged at the upper part of the hoisting support 30, and the clamp 36 is connected with the winch 29 through a lifting lug 34 arranged at the top end of the clamp 36 and the steel strand 28; the bottom of the clamp holder 36 is provided with a vertical steel bar 32, the vertical steel bar 32 extends downwards along the inclined shaft, and the top end and the bottom end of the vertical steel bar 35 are provided with lifting hooks 33; the clamp 36 secures the reinforcement cage 27 by hooks 33 provided at the top and bottom ends of the vertical reinforcement 35.

Fig. 5 is a schematic view of a built-in hoisting support frame 30 according to an embodiment of the present application, and as shown in fig. 5, the top of the hoisting support frame 30 is a circular steel ring 31, which is disposed on the inner side of the top of the reinforcement cage 27, the circular steel ring is provided with a plurality of holders 36, the upper portions of the holders 36 are provided with lifting lugs 34, which can be connected with steel strands 28, for hoisting the reinforcement cage 27; the lower part is connected with a plurality of outward-hooked lifting hooks 33 for limiting the top of the reinforcement cage 27, and the lower part of the clamp 36 is welded with longitudinal reinforcements 32 of the outward-hooked lifting hooks 33 for limiting and fixing the bottom of the reinforcement cage 27 to prevent slippage.

Fig. 6 is an overall forming and hoisting schematic diagram of the reinforcement cage 27 with the built-in hoisting brackets 30 according to the embodiment of the present invention, and as shown in fig. 6, in this embodiment, after soil inside the inclined shaft is treated, the annular steel plate built-in support 8 is left inside the inclined shaft, the steel strand 28 is contracted and contracted by using the winch 29, and the reinforcement cage 27 is lowered by combining the hoisting brackets 30.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. Inclined shaft is consolidated in advance and formwork system, its characterized in that includes: stereotype steel platform (5), annular steel plate are built-in to be strutted (8), adherence drain pipe (9) and slip casting benefit leaks the system, and wherein, stereotype steel platform (5) set up in inclined shaft entrance, and annular steel plate is built-in to be strutted (8) and set up in inclined shaft weak layer (7), and adherence drain pipe (9) set up in the inboard of annular steel plate is built-in to be strutted (8), and slip casting benefit leaks the system and sets up in wall of a well (6).

2. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 1, wherein the shaped steel platform (5) comprises irregular steel plates (3), anchor rods (2) and reinforced concrete, wherein the irregular steel plates (3) are fixed with the rock body (1) through the anchor rods (2), and the irregular steel plates (3) are welded with reinforcing steel bars (35) and poured with concrete (4).

3. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 1, wherein the annular steel plate built-in support (8) comprises: the steel bar (15), the fixed steel sheet (16) and the anchor nail (17), wherein the steel bar (15) is fixedly connected with another adjacent steel bar (15) through the fixed steel sheet (16) to form an annular structure; the annular steel plate built-in support (8) is connected with the inner wall of the inclined shaft weak layer (7) in an anchoring manner through an anchor bolt (17).

4. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 3, wherein a water-swelling rubber strip (18) is sleeved outside the annular steel plate built-in support (8), wherein the water-swelling rubber strip (18) is connected with the inner wall of the inclined shaft weak layer (7) in an anchoring manner through an anchor bolt (17).

5. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 3, wherein the fixing steel sheet (16) is of a T-shaped structure.

6. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 1, wherein one end of the wall-attached drainage pipe (9) is arranged at the water burst section (26) of the inclined shaft, and the other end thereof is connected with the shaped steel platform (5).

7. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 6, further comprising a water suction pump (11) arranged at the portion of the shaped steel platform (5) and a rubber water pipe (10) connected with the water suction pump (11), wherein an output end of the rubber water pipe (10) is connected with the water suction pump (11), and an input end of the rubber water pipe (10) is connected with an output end of the adherence water drainage pipe (9).

8. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 1, wherein the grouting leakage repairing system comprises a flexible grid (13), a steel nail (14), a small grouting conduit (20) and a covering film (19), wherein the flexible grid (13) is fixed with the inner wall of the inclined shaft soft and hard interlayer (12) through the steel nail (14), the small grouting conduit (20) is arranged on the side of the flexible grid (13), and the covering film (19) is arranged on the outer side of the flexible grid (13).

9. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 8, wherein the grouting leakage-repairing system further comprises a steel arch (23), a steel wire mesh (24), micro-expansion concrete (25) and a covering film (19), wherein the steel arch (23) is arranged at a cavity (22) of the inclined shaft soft and hard interlayer (12), the steel wire mesh (24) is fixed with the inner wall of the inclined shaft soft and hard interlayer (12) through steel nails (14), the micro-expansion concrete (25) is poured into the steel arch (23), and the covering film (19) is arranged on the outer side of the steel wire mesh (24) after pouring is completed.

10. The inclined shaft pre-reinforcing and formwork supporting system as claimed in claim 1, further comprising a reinforcement cage (27), wherein the reinforcement cage (27) hoisting device is arranged inside the inclined shaft, the reinforcement cage (27) hoisting device comprises the reinforcement cage (27), a hoisting support frame (30), a clamp holder (36), a steel strand (28) and a winch (29), wherein the hoisting support frame (30) is arranged at the top of the reinforcement cage (27), the clamp holder (36) is arranged at the upper part of the hoisting support frame (30), and the clamp holder (36) is connected with the winch (29) through a lifting lug (34) arranged at the top end of the clamp holder (36) and the steel strand (28); the bottom of the clamp holder (36) is provided with a vertical steel bar (32), the vertical steel bar (35) extends downwards along the inclined shaft, and the top end and the bottom end of the vertical steel bar (32) are provided with lifting hooks (33); the clamp holder (36) fixes the reinforcement cage (27) through the same-direction hooks (33) arranged at the top end and the bottom end of the vertical reinforcement (32).

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