Adjusting support

Abstract

The utility model provides an adjusting support, and belongs to the technical field of rigid contact net suspension systems. The problems that an existing adjusting support is low in strength and high in cost are solved. The adjusting support comprises a main plate, the two sides of the main plate are bent upwards to enable the main plate to be in a [shape, a rear notch is formed in the rear end of the main plate, a front notch is formed in the front end of the main plate, the rear ends of the two sides of the main plate are bent inwards to be located in the rear notch to form first fixing parts, and a plurality of first fixing holes are formed in the two first fixing parts. The adjusting support has the advantages of being convenient to manufacture and high in strength.

Description

TECHNICAL FIELD

[0001] The utility model belongs to rigid contact net suspension system technical field relates to a kind of adjusting support. BACKGROUND

[0002] City rail transit overhead rigid contact net suspension system is composed of support structure, insulator, adjusting support, suspension clamp, busbar and contact wire.Etc.Support structure is connected with adjusting support by insulator, suspension clamp is connected with adjusting support adjustably, busbar is hung at the bottom of suspension clamp, and contact wire is arranged at the bottom of busbar.

[0003] The existing adjusting support, for example, Chinese patent document discloses a kind of low clearance tunnel overhead rigid contact net cantilever support device [patent number: 201910002401.3;Application publication number: CN109606206B], it includes the support base fixedly installed on tunnel wall, support frame is movably connected on support base, support frame is obliquely arranged along tunnel vault, insulating piece is connected at the end of support frame, adjusting support is connected on insulating piece, and suspension clamp that can be moved and adjusted on adjusting support is arranged on adjusting support.

[0004] The cantilever support device of this structure, adjusting support includes main body and end plate, the both sides of main body are bent upwards, so that main body presents the shape of Chinese character, end plate is square, end plate is fixedly connected on the rear end of main body by welding, and end plate is connected with insulating piece by fastener.That is, the adjusting support of this structure is formed by main body and end plate welding fixedly integrated, inconvenient to manufacture, and welding quality is not high, which reduces the strength of adjusting support, makes the toughness of adjusting support worse, and cost is high. SUMMARY

[0005] The utility model discloses a kind of adjusting supports for the above problems existing in prior art, and the technical problem solved is how to make adjusting support convenient to manufacture, high in strength.

[0006] The purpose of the utility model can be realized by the following technical scheme: a kind of adjusting support, including main plate, the both sides of the main plate are bent upwards to make the main plate present the shape of Chinese character, make the rear end of the main plate form rear gap, make the front end of the main plate form front gap, characterized in that, the rear end of the both sides of the main plate is bent inwards after being located in the first fixed part of the rear gap and forms first fixed part, a plurality of first fixed holes are formed in the two first fixed parts.

[0007] The adjusting support is formed by stamping and bending a flat metal main plate, which is more convenient, stronger and lower in cost than welding. The two sides of the main plate are bent upwards to form a shape of a Chinese character 'fang', the rear end of the main plate naturally forms a rear notch, the front end of the main plate naturally forms a front notch, the rear ends of the two sides of the main plate are bent inwards to be located in the rear notch to form a first fixing part for fixing with the insulator, so that the first fixing hole in the first fixing part is located in the rear notch to replace the end plate in the prior art, and the insulator is fixed with the adjusting support by being arranged in the first fixing hole through a bolt and a nut.

[0008] In the adjusting support, the rear end of the middle part of the main plate is bent upwards to be located in the rear notch to form a second fixing part, the second fixing part is attached to the first fixing part, the second fixing part has a plurality of second fixing holes, and the first fixing holes and the second fixing holes are arranged one by one. The structure forms a double-layer structure, improves the strength of the rear end of the adjusting support, and improves the strength of the connection between the insulator and the adjusting support; the insulator is fixed with the adjusting support by being arranged in the first fixing hole and the second fixing hole through a bolt and a nut, and the connection is convenient.

[0009] In the adjusting support, the first fixing part and the second fixing part are flat, and the first fixing part is attached to the outer side of the second fixing part. The rear end of the middle part of the main plate is bent upwards, and then the rear ends of the two sides of the main plate are bent inwards to form a two-layer structure, which improves the strength of the rear end of the adjusting support and the strength of the whole adjusting support.

[0010] As another case, in the adjusting support, the first fixing part and the second fixing part are flat, and the first fixing part is attached to the inner side of the second fixing part. The rear ends of the two sides of the main plate are bent inwards, and then the rear end of the middle part of the main plate is bent upwards to form a double-layer structure, which improves the strength of the rear end of the adjusting support and the strength of the whole adjusting support.

[0011] In the adjusting support, the two sides of the main plate are bent upwards by 90° to form a shape of a Chinese character 'fang'.

[0012] In the adjusting support, the rear end of the middle part of the main plate is bent upwards by 75-115° to form the second fixing part. According to actual needs, a suitable angle is selected to better fix the adjusting support with the insulator.

[0013] In the adjusting support, the front ends of the two sides of the main plate are bent inwards to be located in the front notch to form a first reinforcing part. The structure improves the strength of the front end of the adjusting support and the strength of the whole adjusting support.

[0014] In the adjusting support, the front end of the middle part of the main plate is bent upwards to form a second reinforcing part in the front notch, and the first reinforcing part is attached to the second reinforcing part. This structure forms a double-layer structure, improves the strength of the front end of the adjusting support, and thus improves the overall strength of the adjusting support.

[0015] In the adjusting support, the first reinforcing part and the second reinforcing part are both flat plates, and the first reinforcing part is attached to the outer side of the second reinforcing part. The front end of the middle part of the main plate is bent upwards first, and then the front end of the two sides of the main plate is bent inwards, forming a two-layer structure, improving the strength of the front end of the adjusting support, and thus improving the overall strength of the adjusting support.

[0016] As another case, in the adjusting support, the first reinforcing part and the second reinforcing part are both flat plates, and the first reinforcing part is attached to the inner side of the second reinforcing part. The front end of the two sides of the main plate is bent inwards first, and then the front end of the middle part of the main plate is bent upwards, forming a two-layer structure, improving the strength of the front end of the adjusting support, and thus improving the overall strength of the adjusting support.

[0017] Compared with the prior art, the adjusting support has the following advantages:

[0018] 1. The adjusting support is formed by stamping and bending a flat metal main plate, which is more convenient to manufacture, has high strength, and low cost compared with welding.

[0019] 2. The front end and the rear end of the adjusting support are both double-layer structures, which improves the strength of the front end and the rear end of the adjusting support, and thus improves the overall strength of the adjusting support. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a connection diagram of the adjusting support and an insulator.

[0021] Figure 2 is a three-dimensional structure diagram of the adjusting support.

[0022] Figure 3 is a planar diagram of the main plate before bending of the adjusting support.

[0023] In the figure, 1 is a main plate, 11 is a first fixing part, 111 is a first fixing hole, 12 is a second fixing part, 121 is a second fixing hole, 13 is a first reinforcing part, 14 is a second reinforcing part, 2 is a rear notch, 3 is a front notch, and 4 is an insulator. DETAILED DESCRIPTION

[0024] The following is a specific embodiment of the utility model and is combined with the drawings to further describe the technical scheme of the utility model, but the utility model is not limited to these embodiments.

[0025] Example 1

[0026] like Figure 1 , Figure 2 , Figure 3 As shown, this adjustment bracket includes a main board 1, which is made of a flat metal material.

[0027] Both sides of the motherboard 1 are bent upwards at 90° to form a C-shape, creating a rear notch 2 at the rear end and a front notch 3 at the front end. The rear end of the middle section of the motherboard 1 is bent upwards to form a second fixing part 12 within the rear notch 2. The rear ends of both sides of the motherboard 1 are bent inwards to form a first fixing part 11 within the rear notch 2. Both the first fixing part 11 and the second fixing part 12 are flat, with the first fixing part 11 abutting against the outside of the second fixing part 12. In this embodiment, the rear end of the middle section of the motherboard 1 is bent upwards at 97.5° to form the second fixing part 12. In actual production, the rear end of the middle section of the motherboard 1 can be bent upwards at 75° or 115° to form the second fixing part 12.

[0028] In this embodiment, each of the two first fixing parts 11 has two first fixing holes 111, and the second fixing part 12 has four second fixing holes 121. The first fixing holes 111 and the second fixing holes 121 are arranged in a one-to-one correspondence. In actual production, the number of the first fixing holes 111 and the number of the second fixing holes 121 can be two or six.

[0029] The front end of the middle part of the motherboard 1 is bent upward and forms a second reinforcing part 14 in the front notch 3. The front ends of both sides of the motherboard 1 are bent inward and form a first reinforcing part 13 in the front notch 3. The first reinforcing part 13 and the second reinforcing part 14 are both flat. The first reinforcing part 13 is attached to the outside of the second reinforcing part 14.

[0030] During processing, the main board 1 is first formed into a flat plate by stamping, and the first fixing hole 111 and the second fixing hole 121 are stamped out at the corresponding positions on the main board 1. Then, the main board 1 is bent in sequence to complete the processing. Finally, the insulator 4 and the adjusting bracket are fixedly connected by bolts passing through the first fixing hole 111 and the second fixing hole 121 and locking them with nuts.

[0031] Example 2

[0032] This embodiment is basically the same as the first embodiment in terms of structure and principle. The difference is that in this embodiment, the first fixing part 11 is attached to the inner side of the second fixing part 12.

[0033] Example 3

[0034] The embodiment is basically same as the structure and principle of the embodiment one, and the difference is that in the embodiment, the first reinforcing part 13 is attached to the inner side of the second reinforcing part 14.

[0035] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or use similar ways to replace, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

[0036] Although the terms such as main board 1, first fixing part 11, first fixing hole 111, second fixing part 12, second fixing hole 121, first reinforcing part 13, second reinforcing part 14, rear notch 2, front notch 3, insulator 4 are used more in this paper, but the possibility of using other terms is not excluded. The use of these terms is only to facilitate the description and explanation of the essence of the present application; any additional limitation is contrary to the spirit of the present application.

Claims

1. An adjustable support comprising a main plate (1) which is bent upwards on both sides to form a U shape, a rear end of the main plate (1) forms a rear notch (2), a front end of the main plate (1) forms a front notch (3), characterized in that, The rear end of the two sides of the main plate (1) is bent inwardly to form a first fixing part (11) in the rear notch (2), and a plurality of first fixing holes (111) are formed in the first fixing part (11).

2. The adjustment bracket of claim 1, wherein The rear end of the middle part of the main plate (1) is bent upwardly to form a second fixing part (12) in the rear notch (2), the second fixing part (12) is fitted with the first fixing part (11), a plurality of second fixing holes (121) are formed in the second fixing part (12), and the first fixing holes (111) and the second fixing holes (121) are arranged one by one.

3. An adjustment bracket according to claim 2, wherein, The first fixing part (11) and the second fixing part (12) are both flat plates, and the first fixing part (11) is attached to the outer side of the second fixing part (12).

4. The adjustable support of claim 2, wherein, The first fixing part (11) and the second fixing part (12) are both flat plates, and the first fixing part (11) is attached to the inner side of the second fixing part (12).

5. The adjustment bracket according to claim 1 or 2 or 3 or 4, characterized in that, The two sides of the main plate (1) are bent upwardly by 90° to form a H-shaped main plate (1).

6. An adjustment bracket according to claim 2 or 3 or 4, wherein, The rear end of the middle part of the main plate (1) is bent upwardly by 75-115° to form the second fixing part (12).

7. The adjustment bracket of claim 1 or 2 or 3 or 4, wherein, The front end of the two sides of the main plate (1) is bent inwardly to form a first reinforcing part (13) in the front notch (3).

8. An adjustment bracket according to claim 7, wherein, The front end of the middle part of the main plate (1) is bent upwardly to form a second reinforcing part (14) in the front notch (3), and the first reinforcing part (13) is fitted with the second reinforcing part (14).

9. An adjustment bracket according to claim 8, wherein, The first reinforcing part (13) and the second reinforcing part (14) are both flat plates, and the first reinforcing part (13) is attached to the outer side of the second reinforcing part (14).

10. The adjustable support of claim 8, wherein, The first reinforcing part (13) and the second reinforcing part (14) are both flat plates, and the first reinforcing part (13) is attached to the inner side of the second reinforcing part (14).

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