Annular concrete pole self-adaptive auxiliary repair device and repair method

Abstract

The invention relates to the technical field of electric power facility repair, and discloses an annular concrete pole self-adaptive auxiliary repair device and a repair method.The annular concrete pole self-adaptive auxiliary repair device comprises a main framework, a sliding channel is defined in the main framework in the length direction, one end of an expansion type baffle repair assembly is hinged to the main framework through a fixed hinge base, and the other end of the expansion type baffle repair assembly is hinged to a sliding hinge base; when the sliding assembly moves from the first position to the second position, the expansion type baffle repairing assembly is converted into an expansion state from a contraction state and is attached to the inner side wall of the electric pole, and the air bag is arranged in the installation framework and covers the end, close to the inner side wall of the electric pole, of the corrosion hole. After the air bags are installed, corrosion holes can be blocked from the interior of the electric pole, so that concrete mortar can be prevented from permeating into the electric pole in the grouting process, the corrosion holes can be rapidly filled and bonded, the construction difficulty and the construction cost are greatly reduced, and the electric pole reinforcing effect is guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power facility repair, in particular to a self-adaptive auxiliary repair device and method for a ring-shaped concrete electric pole. BACKGROUND

[0002] In the power system, the conical cement electric pole is widely used in the erection of the distribution network, and has the advantages of stable structure, low cost and convenient construction. However, in the long-term operation process, due to the factors such as soil ion erosion, foundation settlement, freeze-thaw cycle, external mechanical collision and construction quality, corrosion holes often appear at the bottom of the electric pole, which reduces the bending strength of the electric pole and causes the risk of tilting and breaking.

[0003] In view of the above problems, the existing repair methods mainly include: 1. pouring new concrete at the bottom of the electric pole; 2. reinforcing by winding steel belts; 3. adding micro piles or cast-in-place piles. Among them, pouring new concrete will cause a large amount of concrete to penetrate into the electric pole, which not only causes waste of concrete, but also causes the problem that the new concrete is not easy to adhere to the corrosion holes, and the method of winding steel belts is difficult to effectively restore the force transmission path between the electric pole and the foundation; adding micro piles or cast-in-place piles has high cost, high construction difficulty and great influence on the existing electric pole.

[0004] Therefore, how to provide an electric pole repair device which can reduce the construction difficulty and cost and ensure the reinforcement effect is a problem that those skilled in the art need to solve. SUMMARY

[0005] The purpose of the present application is to provide a self-adaptive auxiliary repair device and method for a ring-shaped concrete electric pole to solve the problems existing in the prior art.

[0006] To achieve the above-mentioned purpose, the present application provides a self-adaptive auxiliary repair device for a ring-shaped concrete electric pole, the electric pole is vertically arranged and has a corrosion hole penetrating the inner and outer surfaces at the bottom of the electric pole, and the device comprises:

[0007] a main bone defining a sliding channel in the length direction inside, the main bone being capable of passing through the corrosion hole horizontally and extending into the electric pole;

[0008] an expansion type baffle repair assembly hinged to the main bone at one end through a fixed hinge seat and hinged to a sliding hinge seat at the other end, the expansion type baffle repair assembly being capable of entering the electric pole with the main bone;

[0009] a sliding assembly slidingly arranged in the sliding channel, the sliding assembly penetrating the main bone and being connected with the sliding hinge seat, when the sliding assembly moves from a first position to a second position, the expansion type baffle repair assembly changes from a contracted state to an expanded state and adheres to the inner side wall of the electric pole; the expansion type baffle repair assembly forms a mounting frame after expansion;

[0010] an air bag arranged in the mounting frame and covering the corrosion hole near the inner side wall of the pole.

[0011] Further, the expanded baffle repair assembly comprises:

[0012] a first hinged rod hinged at one end to the sliding hinged seat;

[0013] a second hinged rod hinged at one end to the fixed hinged seat and hinged at the other end to a third hinged rod through a hinge;

[0014] a baffle hinged seat hinged to the first hinged rod and the third hinged rod respectively;

[0015] straight baffles and ring-shaped baffles, the straight baffles being arranged symmetrically on the upper and lower sides of the main bone in two groups, and the ring-shaped baffles being arranged symmetrically on the left and right sides of the main bone in two groups, the baffle hinged seat being arranged on the straight baffles and the ring-shaped baffles respectively;

[0016] When the sliding assembly moves from the first position to the second position, the straight baffles and the ring-shaped baffles move towards the inner side wall of the pole until they are attached to the inner side wall of the pole, changing from the contracted state to the expanded state.

[0017] Further, the sliding assembly comprises:

[0018] a sliding rod arranged in the sliding channel, one end of the sliding rod penetrating the main bone and extending outwards;

[0019] a connecting piece, a through slot communicating with the sliding channel being formed in the main bone penetrating the inner and outer surfaces, one end of the connecting piece being connected to the sliding hinged seat and the other end penetrating the through slot and being connected to the sliding rod

[0020] Further, when the straight baffles and the ring-shaped baffles change from the contracted state to the expanded state, the straight baffles and the ring-shaped baffles are arranged in a cross shape, the straight baffles and the ring-shaped baffles form a mounting frame, and the air bag is arranged in the gap between the straight baffles and the ring-shaped baffles.

[0021] Further, an anti-concrete material layer is arranged on the outer surface of the air bag.

[0022] Further, it further comprises:

[0023] a detachable rod detachably connected to one end of the sliding rod.

[0024] Further, it further comprises:

[0025] a threaded connecting piece fixedly arranged at one end of the sliding rod, the end of the threaded connecting piece having an internal thread and an external thread, and the detachable rod being connected to the internal thread of the threaded connecting piece.

[0026] An external screw nut capable of being connected with the external thread of the threaded connecting piece;

[0027] An external reinforcing steel bar connected with the external screw nut, which is close to the outer sidewall of the electric pole when the external screw nut is connected with the external thread of the threaded connecting piece.

[0028] The application also provides a self-adaptive auxiliary repairing method for a ring-shaped concrete electric pole, which applies the self-adaptive auxiliary repairing device for the ring-shaped concrete electric pole and comprises the following steps:

[0029] The main bone and the expanded baffle repairing assembly are passed through the corrosion hole and extended into the electric pole, the sliding assembly is moved from the first position to the second position, the expanded baffle repairing assembly is changed from the contracted state to the expanded state and attached to the inner sidewall of the electric pole, and the air bag is arranged in the mounting rack and covers the end of the corrosion hole close to the inner sidewall of the electric pole.

[0030] The concrete mortar is poured from the end of the corrosion hole close to the outer sidewall of the electric pole inward until the concrete mortar fills the corrosion hole and is bonded.

[0031] The application discloses the following technical effects:

[0032] 1. The main bone and the expanded baffle repairing assembly are sent into the electric pole through the corrosion hole, the expanded baffle repairing assembly is changed from the contracted state to the expanded state and attached to the inner sidewall of the electric pole, and the air bag is arranged to seal the corrosion hole from the inside of the electric pole, so that the concrete mortar can be prevented from penetrating into the electric pole during the grouting process, the corrosion hole can be quickly filled and bonded, the construction difficulty and the construction cost are greatly reduced, and the electric pole reinforcing effect is ensured.

[0033] 2. During the grouting process, the impact load generated by the concrete mortar is transmitted to each articulated rod through the main bone and finally transmitted to the straight baffle and the ring-shaped baffle, so that the load is dispersed. Meanwhile, the impact load can also directly act on the straight baffle and the ring-shaped baffle (the impact position is close to the main bone), so that the straight baffle and the ring-shaped baffle can further tightly adhere to the inner sidewall of the electric pole, and the stability of the overall structure is improved.

[0034] 3. The detachable rod is used as a supporting and fixing structure of the whole device before grouting, and after the grouting is completed, the detachable rod can be replaced by the external screw nut, and the external reinforcing steel bar is fastened to the outer sidewall of the electric pole, so that the fastening and supporting effect is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to make the technical solutions in the embodiments of the present application or the prior art clearer, the accompanying drawings needed in the embodiments will be briefly introduced. Obviously, the accompanying drawings in the following description only need to be some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without any creative work based on these drawings.

[0036] Figure 1 It is a front view of the present application (the annular baffle is not shown);

[0037] Figure 2 It is a schematic view of the straight baffle in an expanded state;

[0038] Figure 3 It is a top view of the present application (the straight baffle is not shown);

[0039] Figure 4 It is a schematic view of the annular baffle in an expanded state;

[0040] Figure 5 It is a schematic view of the external screw cap and the external reinforcing steel;

[0041] Figure 6 It is a schematic view of the air bag installation;

[0042] Figure 7 It is a schematic view of the sliding assembly (the connecting piece is not shown);

[0043] Figure 8 It is a layout of the limiting piece;

[0044] Figure 9 It is a schematic view of another sliding assembly;

[0045] Wherein, 1, electric pole; 101, corrosion hole; 2, main bone; 3, sliding type hinged seat; 4, fixed type hinged seat; 5, air bag; 6, first hinged rod; 7, second hinged rod; 8, hinged piece; 9, third hinged rod; 10, baffle hinged seat; 11, straight baffle; 12, annular baffle; 13, sliding rod; 14, detachable rod; 15, external screw cap; 16, external reinforcing steel; 17, threaded connecting piece; 18, limiting piece; 19, through slot; 20, steering wheel; 21, steel wire. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present application.

[0047] In order to make the above objectives, characteristics and advantages of the present application more obvious and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0048] As shown in Figures 1-9 The present application provides a kind of annular concrete electric pole adaptive auxiliary repair device, electric pole 1 vertically arranged and electric pole 1 bottom has the corrosion hole 101 through inside and outside surface, comprising:

[0049] Main bone 2, inside length direction is defined as sliding channel, main bone 2 can pass through corrosion hole 101 and extend into electric pole 1 horizontally;

[0050] Expansion baffle repair component, one end is hinged to main bone 2 by fixed hinged seat 4, the other end is hinged to sliding hinged seat 3, expansion baffle repair component can enter electric pole 1 with main bone 2;

[0051] Sliding assembly, slidingly arranged in sliding channel, sliding assembly passes through main bone 2 and is connected with sliding hinged seat 3, when sliding assembly moves from first position to second position, expansion baffle repair component changes from shrinkage state to expansion state, and is attached on the inner side wall of electric pole 1;Expansion baffle repair component forms mounting frame after expansion;

[0052] Air bag 5, it is arranged in mounting frame and covers the one end of corrosion hole 101 close to the inner side wall of electric pole 1.

[0053] In the embodiment, expansion baffle repair component includes:

[0054] First hinged rod 6, one end is hinged to sliding hinged seat 3;

[0055] Second hinged rod 7, one end is hinged to fixed hinged seat 4, the other end is hinged to third hinged rod 9 by hinged piece 8;

[0056] Baffle hinged seat 10, respectively with first hinged rod 6, third hinged rod 9 hinged;

[0057] Straight baffle 11 and annular baffle 12, straight baffle 11 has two groups and is symmetrically arranged on the upper and lower sides of main bone 2, annular baffle 12 has two groups and is symmetrically arranged on the left and right sides of main bone 2, baffle hinged seat 10 is arranged on straight baffle 11 and annular baffle 12 respectively;

[0058] When sliding assembly moves from first position to second position, straight baffle 11 and annular baffle 12 move to the inner side wall of electric pole 1 until attached on the inner side wall of electric pole 1, change from shrinkage state to expansion state.

[0059] In the embodiment, straight baffle 11 and annular baffle 12 are all composed of 6-8 steel strips.

[0060] In the embodiment, the sliding assembly comprises:

[0061] The sliding rod 13 is arranged in the sliding channel, and one end of the sliding rod 13 penetrates the main bone 2 and extends to the outside.

[0062] The connecting piece is connected with the sliding hinge seat 3 at one end and is connected with the sliding rod 13 at the other end through the through groove 19.

[0063] In other embodiments, the sliding hinge seat 3 corresponding to the straight baffle 11 and the fixed hinge seat 4 and the sliding hinge seat 3 corresponding to the annular baffle 12 and the fixed hinge seat 4 are arranged in opposite positions. A steering wheel 20 is arranged at the end of the sliding channel, and the sliding rod 13 and the sliding hinge seat 3 corresponding to the straight baffle 11 still adopt the above connection mode; the sliding rod 13 is connected with a steel wire 21, the steel wire 21 passes around the steering wheel 20 and is then connected with the sliding hinge seat 3 corresponding to the annular baffle 12. In this way, when the straight baffle 11 and the annular baffle 12 are converted from the contracted state to the expanded state, the sliding hinge seat 3 corresponding to the straight baffle 11 moves towards the corrosion hole 101, and the sliding hinge seat 3 corresponding to the annular baffle 12 moves away from the corrosion hole 101. Both the above arrangement and the arrangement can realize the conversion of the straight baffle 11 and the annular baffle 12 from the contracted state to the expanded state.

[0064] In the embodiment, when the straight baffle 11 and the annular baffle 12 are converted from the contracted state to the expanded state, the straight baffle 11 and the annular baffle 12 are arranged in a cross shape, the straight baffle 11 and the annular baffle 12 form a mounting frame, and the air bag 5 is arranged in the gap between the straight baffle 11 and the annular baffle 12.

[0065] In the embodiment, the outer surface of the air bag 5 is provided with a concrete blocking material layer. The concrete blocking material layer adopts a PVC mesh cloth with a mesh size of 3-5 mm, can effectively intercept the concrete coarse aggregate, is coated with an elastic silica gel layer with a thickness of 2-3 mm on the surface, can bear the impact of concrete pouring, and allows a small amount of cement slurry to seep out to enhance the bonding of new and old concrete.

[0066] In the embodiment, further comprising:

[0067] The detachable rod 14 is detachably connected with one end of the sliding rod 13.

[0068] In the embodiment, further comprising:

[0069] The threaded connecting piece 17 is fixedly arranged at one end of the sliding rod 13, the end of the threaded connecting piece 17 is provided with an internal thread and an external thread, and the detachable rod 14 is connected with the internal thread of the threaded connecting piece 17.

[0070] The external screw cap 15 can be connected with the external thread of the threaded connecting piece 17;

[0071] The external reinforcing steel 16 is connected with the external screw cap 15, and is close to the outer side wall of the electric pole 1 when the external screw cap 15 is connected with the external thread of the threaded connecting piece 17. The detachable pole 14 plays a temporary supporting role in the installation process. After the installation is completed, the external screw cap 15 should be installed first, and then the detachable pole 14 is removed.

[0072] In other embodiments, a limiting piece 18 can also be arranged at the corrosion hole 101, so as to limit the maximum expansion angle of the straight baffle 11 and the annular baffle 12.

[0073] The application further provides a self-adaptive auxiliary repairing method for an annular concrete electric pole, which applies the self-adaptive auxiliary repairing device for the annular concrete electric pole and comprises the following steps.

[0074] The main bone 2 and the expansion-type baffle repairing assembly are passed through the corrosion hole 101 and extended into the electric pole 1, the sliding assembly is moved from the first position to the second position, so that the expansion-type baffle repairing assembly is changed from the contracted state to the expanded state and attached to the inner side wall of the electric pole 1, the air bag 5 is arranged in the mounting rack structure and covers one end of the corrosion hole 101 close to the inner side wall of the electric pole 1.

[0075] The concrete mortar is poured inward from the one end of the corrosion hole 101 close to the outer side wall of the electric pole 1 until the concrete mortar fills the corrosion hole 101 and is bonded.

[0076] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0077] The above-described embodiments are only preferred modes of the present application and do not limit the scope of the present application. Various modifications and improvements to the technical solutions of the present application made by those skilled in the art without departing from the design spirit of the present application shall fall within the protection scope of the present application as defined by the claims.

Claims

1. A self-adaptive auxiliary repair device for annular concrete poles, wherein the pole (1) is vertically arranged and has corrosion holes (101) penetrating the inner and outer surfaces at its bottom, characterized in that, include: The main bone (2) has a sliding channel defined inside along its length, and the main bone (2) can pass horizontally through the corrosion hole (101) and extend into the electric pole (1); The expandable baffle repair assembly is hinged at one end to the main bone (2) via a fixed hinge seat (4) and at the other end to a sliding hinge seat (3). The expandable baffle repair assembly can enter the electric pole (1) along with the main bone (2). A sliding component is slidably disposed within the sliding channel. The sliding component penetrates the main bone (2) and is connected to the sliding hinge seat (3). When the sliding component moves from the first position to the second position, the expansion baffle repair component changes from a contracted state to an expanded state and is attached to the inner wall of the pole (1). The expansion baffle repair component expands to form an installation structure. An airbag (5) is disposed within the mounting structure and covers one end of the corrosion hole (101) near the inner sidewall of the pole (1).

2. The adaptive assisted repair device for annular concrete poles according to claim 1, characterized in that, The expandable baffle repair assembly includes: The first hinge rod (6) is hinged at one end to the sliding hinge seat (3); The second hinge rod (7) is hinged at one end to the fixed hinge seat (4) and at the other end to the third hinge rod (9) via the hinge member (8). The baffle hinge seat (10) is hinged to the first hinge rod (6) and the third hinge rod (9) respectively; Straight baffle (11) and annular baffle (12), the straight baffle (11) has two sets and is symmetrically arranged on the upper and lower sides of the main bone (2), the annular baffle (12) has two sets and is symmetrically arranged on the left and right sides of the main bone (2), and the baffle hinge seat (10) is respectively arranged on the straight baffle (11) and the annular baffle (12); When the sliding assembly moves from the first position to the second position, the straight baffle (11) and the annular baffle (12) move toward the inner wall of the pole (1) until they adhere to the inner wall of the pole (1), changing from a contracted state to an expanded state.

3. The adaptive assisted repair device for annular concrete poles according to claim 1, characterized in that, The sliding component includes: A slide rod (13) is provided in the sliding channel, and one end of the slide rod (13) passes through the main bone (2) and extends outward; The connector has a through groove (19) that is connected to the sliding channel through the inner and outer surfaces of the main bone (2). One end of the connector is connected to the sliding hinge seat (3), and the other end passes through the through groove (19) and is connected to the slide rod (13).

4. The adaptive assisted repair device for annular concrete poles according to claim 2, characterized in that, When the straight baffle (11) and the annular baffle (12) change from the contracted state to the expanded state, the straight baffle (11) and the annular baffle (12) are arranged in a cross shape, and the straight baffle (11) and the annular baffle (12) form an installation structure. The airbag (5) is disposed in the gap between the straight baffle (11) and the annular baffle (12).

5. The adaptive assisted repair device for annular concrete poles according to claim 4, characterized in that, The outer surface of the airbag (5) is provided with a layer of concrete-retaining material.

6. The adaptive assisted repair device for annular concrete poles according to claim 3, characterized in that, Also includes: A detachable rod (14) is detachably connected to one end of the slide rod (13).

7. The adaptive assisted repair device for annular concrete poles according to claim 6, characterized in that, Also includes: A threaded connector (17) is fixedly disposed at one end of the slide rod (13). The end of the threaded connector (17) has an internal thread and an external thread. The detachable rod (14) is connected to the internal thread of the threaded connector (17). An external nut (15) is capable of being connected to the external thread of the threaded connector (17); An external reinforcing bar (16) is connected to an external nut (15). When the external nut (15) is connected to the external thread of the threaded connector (17), the external reinforcing bar (16) is close to the outer wall of the pole (1).

8. A method for adaptive assisted repair of annular concrete utility poles, characterized in that, The adaptive assisted repair device for annular concrete poles according to any one of claims 1-7 includes the following steps: The main bone (2) and the expandable baffle repair assembly are passed through the corrosion hole (101) and inserted into the pole (1). The sliding assembly is moved from the first position to the second position, so that the expandable baffle repair assembly changes from the contracted state to the expanded state and is attached to the inner wall of the pole (1). The airbag (5) is placed in the mounting frame and covers the end of the corrosion hole (101) near the inner wall of the pole (1). Concrete mortar is poured into the corrosion hole (101) from one end near the outer wall of the pole (1) until the concrete mortar fills the corrosion hole (101) and bonds it.

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