CN215772454U

CN215772454U - Compression type strain clamp with reinforced structure

Info

Publication number: CN215772454U
Application number: CN202121898277.2U
Authority: CN
Inventors: 谭华林
Original assignee: Sichuan Dongxuhao Electrical Equipment Co ltd
Current assignee: Sichuan Dongxuhao Electrical Equipment Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-08
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a compression type strain clamp with a reinforced structure, which relates to the technical field of electric power fittings and comprises a pipe body and a steel anchor, wherein a drainage wire clamp used for being connected with a drainage wire is arranged at the bottom end of the pipe body. Compared with the prior art that the drainage wire is only fixed through the drainage wire clamp, the reinforcing structure provided by the scheme improves the stability of the drainage wire, and external force applied by the drainage wire is not only transmitted to the original main stress element, namely the aluminum pipe, but also dispersed and borne by the reinforcing structure.

Description

Compression type strain clamp with reinforced structure

Technical Field

The utility model belongs to the technical field of electric power fittings, and further relates to a compression type strain clamp with a reinforced structure.

Background

The strain clamp is used for fixing the cable so as to bear the tension between cable lines and hang the cable on a hardware fitting on a string group or a tower. The compression type strain clamp is mainly used for fastening a terminal of a lead, connecting the lead to a strain insulator string, bearing the tension of the lead and bearing the current of the lead, and meeting the specific mechanical and electrical performance requirements.

The compression type strain clamp consists of an aluminum pipe and a steel anchor, wherein the steel anchor is used for connecting and anchoring a steel core of a steel-cored aluminum strand so as to combine a lead and the clamp together. However, the compression strain clamp, particularly the aluminum tube, is required to withstand the full tension of the wire and also to act as a conductor. If the aluminum pipe breaks down, not only can influence the centre gripping of being pressed from both sides transmission line circuit fixed, still can influence the electric conductivity of fastener.

SUMMERY OF THE UTILITY MODEL

For this reason, this application provides a compression type strain clamp with reinforceing structure, compares current compression type strain clamp, has higher intensity. The application solves the problem with the following technical points:

the utility model provides a compression type strain clamp with reinforce structure, includes body and steel anchor, and the bottom of body is provided with the drainage fastener that is used for being connected with the drainage wire, and this strain clamp is still including strengthening the structure, strengthen the structure and contain and strengthen the post and be fixed in the first stiff end and the second stiff end of strengthening the post both ends, first stiff end is used for fixed with the body, the second stiff end be used for with drainage wire fixed connection, strengthen post, first stiff end and second stiff end three integrated into one piece.

As described above, the present application provides a compression type strain clamp with a reinforcing structure. Compared with the existing compression type strain clamp, the strain clamp also comprises a strengthening structure. The reinforcing structure is used for connecting and fixing the tube body and the drainage wire through the reinforcing column and two fixing ends at two ends of the reinforcing column. Compared with the prior art that the drainage wire is fixed only through the drainage wire clamp, the stability of the drainage wire is improved due to the arrangement of the reinforcing structure, external force applied by the external through the drainage wire is not transmitted to an original main stress element, namely an aluminum pipe, and the external force is dispersed and borne by the reinforcing structure. Reinforce post, first stiff end and second stiff end three integrated into one piece, avoided whole intensive structure to form by each part assembly that sets up alone. If the reinforcing structure is formed by assembling, the joint of each part is easy to fail, and then the whole reinforcing structure is easy to fail.

The further technical scheme is as follows:

preferably, the first fixed end is a first fixed sleeve with a first mounting hole, and the size of the first mounting hole satisfies that the first fixed sleeve can be in interference fit with the pipe body to realize the fixed connection between the first fixed sleeve and the pipe body.

In the direction that the inlet end of the pipe body points to the pull ring of the steel anchor, the diameter of the outer wall of the pipe body is gradually increased in size; the diameter size of the first mounting hole is gradually reduced in the direction that the inlet end of the first mounting hole points to the outlet end of the first mounting hole. In the actual use, the drainage wire can produce a pulling force through the fixed column, and then makes first fixed cover produce the trend that a trend steel anchor moved on the body. The first fixing sleeve is connected with the pipe body only through interference fit, and the first fixing sleeve and the pipe body are easy to slide. In this technical feature, the diameter of the outer wall of the tubular body is configured to be gradually increased in a direction in which the inlet end of the tubular body is directed to the pull ring of the steel anchor, and the diameter of the first mounting hole of the first fixing sleeve is configured to be gradually decreased. Therefore, when the first fixing sleeve moves to a certain position relative to the pipe body, the first fixing sleeve is blocked by the outer wall of the pipe body with the enlarged diameter. This technical characteristic has further promoted the stability of being connected between first stiff end and the body.

The material of the first fixed end main body is insulated. And because the first fixed end is tightly wrapped on the outer wall of the pipe body, the first fixed end is made of an insulating material, so that the first fixed end can prevent the pipe body arranged in the outdoor environment from being damaged and losing efficacy to a certain extent.

For further promoting the stability of being connected between first stiff end and the body, set up to: and an anti-slip layer is arranged in the first mounting hole of the first fixed end. The anti-skid layer can be reasonable devices such as anti-skid rubber and the like.

The crossed inner angle between the axis of the reinforced column and the axis of the pipe body is an acute angle, and the joint of the reinforced column and the first fixing sleeve is chamfered with a fillet. In the present technical feature, the intersecting internal angle means: and in a polygon formed by enclosing the reinforcing column, the tube body and the drainage wire, the internal angle between the reinforcing column and the tube body is reinforced. If the crossed inner angle is a right angle, the joint of the reinforced vertical connection and the first fixed end is easily sheared off under the action of external force. Meanwhile, the joint of the reinforcing column and the first fixing sleeve is provided with a fillet, so that the fracture of the connecting part caused by stress concentration is avoided.

The second fixed end comprises a second fixed sleeve with an opening, the second fixed sleeve is further provided with a second mounting hole, the opening is provided with an opening size adjusting unit, and the opening size can be adjusted to change the diameter size of the second mounting hole. The second mounting hole of the second fixing sleeve is adjustable, which means that the fixing position of the second fixing sleeve on the drainage wire is adjustable, and the convenient and fast installation degree of the device is promoted.

The opening size adjusting unit comprises a first fixing plate and a second fixing plate which are arranged in parallel at intervals and fixedly connected with a second fixing sleeve, the first fixing plate and the second fixing plate are respectively provided with two sides of an opening, the opening size adjusting unit further comprises a bolt, and the bolt is used for adjusting the spacing distance between the first fixing plate and the second fixing plate. The present technical feature specifically defines the structure of the smile-opening adjusting unit.

Preferably, reinforcing ribs are laid in the reinforcing columns along the extension direction of the reinforcing columns.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model has reasonable structure and safe and convenient use. The utility model provides a compression type strain clamp with a reinforced structure, compared with the prior art that a drainage wire is only fixed through a drainage wire clamp, the arrangement of the reinforced structure in the scheme improves the stability of the drainage wire, and external force applied by the external through the drainage wire is not only transmitted to an original main stressed original part, namely an aluminum pipe, but is dispersedly borne by the reinforced structure. Reinforce post, first stiff end and second stiff end three integrated into one piece, avoided whole intensive structure to form by each part assembly that sets up alone. If the reinforcing structure is formed by assembling, the joint of each part is easy to fail, and then the whole reinforcing structure is easy to fail.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic cross-sectional view A-A of the present invention;

in the figure: 1. a pipe body; 2. a steel anchor; 201. a pull ring; 3. a drainage wire clamp; 4. a drainage wire; 5. a reinforcement column; 6. a first fixed end; 601. a first mounting hole; 602. a first fixing sleeve; 603. an anti-slip layer; 7. a second fixed end; 701. a second fixing sleeve; 702. a second mounting hole; 703. a first fixing plate; 704. a second fixing plate; 705. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1, a compression type strain clamp with reinforce structure, including body 1 and steel anchor 2, the bottom of body 1 is provided with the drainage fastener 3 that is used for being connected with drainage wire 4, and this strain clamp is still including strengthening the structure, strengthen the structure and contain and strengthen post 5 and be fixed in first stiff end 6 and the second stiff end 7 of strengthening the 5 both ends of post, first stiff end 6 is used for fixing with body 1, second stiff end 7 is used for with 4 fixed connection of drainage wire, strengthen post 5, first stiff end 6 and 7 three integrated into one piece of second stiff end.

As described above, the present application provides a compression type strain clamp with a reinforcing structure. Compared with the existing compression type strain clamp, the strain clamp also comprises a strengthening structure. The reinforcing structure is connected with the fixed pipe body 1 and the drainage wire 4 through the reinforcing column 5 and two fixed ends at two ends of the reinforcing column. Compared with the prior art that the drainage wire 4 is fixed only through the drainage wire clamp 3, the stability of the drainage wire 4 is improved due to the arrangement of the reinforcing structure, external force applied by the external through the drainage wire 4 is not only transmitted to an original main stress element, namely an aluminum pipe, but is dispersed and borne by the reinforcing structure. Reinforce post 5, first stiff end 6 and second stiff end 7 three integrated into one piece, avoided whole intensive structure to form by each part assembly that sets up alone. If the reinforcing structure is formed by assembling, the joint of each part is easy to fail, and then the whole reinforcing structure is easy to fail.

Example 2:

as shown in fig. 2, the present embodiment is further defined on the basis of embodiment 1:

preferably, the first fixing end 6 is a first fixing sleeve 602 having a first mounting hole 601, and the size of the first mounting hole 601 satisfies that the first fixing sleeve 602 can realize an interference fit with the pipe body 1 to realize a fixed connection between the first fixing sleeve 602 and the pipe body 1.

The diameter of the outer wall of the pipe body 1 is gradually increased in the direction from the inlet end of the pipe body 1 to the pull ring 201 of the steel anchor 2; the diameter of the first mounting hole 601 is gradually reduced in size in a direction in which the inlet end of the first mounting hole 601 is directed to the outlet end of the first mounting hole 601. In actual use, the drainage wire 4 will produce a pulling force through the fixing post, so that the first fixing sleeve 602 will have a tendency to move towards the steel anchor 2 on the pipe body 1. The first fixing sleeve 602 is connected with the pipe body 1 only by interference fit, and the first fixing sleeve 602 and the pipe body 1 are easy to slide. In the present technical feature, the diameter of the outer wall of the pipe body 1 is set to be gradually increased in a direction in which the inlet end of the pipe body 1 is directed to the pull ring 201 of the steel anchor 2, and the diameter of the first mounting hole 601 of the first fixing sleeve 602 is also set to be gradually decreased. Thus, when the first fixing sleeve 602 moves to a certain position relative to the tube 1, it is locked by the outer wall of the tube 1 with the larger diameter. This technical characteristic further promotes the stability of connection between first stiff end 6 and body 1.

The material of the body of the first fixed end 6 is insulating. Since the first fixing end 6 is tightly wrapped on the outer wall of the pipe body 1, the first fixing end 6 is made of an insulating material, so that the first fixing end 6 can prevent the pipe body 1 arranged in an outdoor environment from being damaged and failed to a certain extent.

For further promoting the stability of being connected between first stiff end 6 and body 1, set up to: an anti-slip layer 603 is arranged in the first mounting hole 601 of the first fixing end 6. The anti-slip layer 603 may be a reasonable means such as anti-slip rubber.

The crossed inner angle between the axis of the reinforced column 5 and the axis of the pipe body 1 is an acute angle, and the joint of the reinforced column 5 and the first fixing sleeve 602 is chamfered with a round angle. In the present technical feature, the intersecting internal angle means: and in a polygon formed by enclosing the reinforcing column 5, the tube body 1 and the drainage wire 4, the internal angle between the reinforcing column 5 and the tube body 1 is reinforced. If the crossed internal angle is a right angle, the joint of the reinforced vertical connection and the first fixed end 6 is easily sheared off under the action of external force. Meanwhile, the joint of the reinforcing column 5 and the first fixing sleeve 602 is rounded, so that the fracture of the joint caused by stress concentration is avoided.

The second fixing end 7 comprises a second fixing sleeve 701 with an opening, the second fixing sleeve 701 further comprises a second mounting hole 702, an opening size adjusting unit is arranged at the opening, and the diameter size of the second mounting hole 702 can be changed by adjusting the size of the opening. The adjustability between the second mounting holes 702 of the second harness 701 means that the fixed position of the second harness 701 on the drain wire 4 is adjustable, which helps to improve the ease of installation of the device.

The opening size adjusting unit comprises a first fixing plate 703 and a second fixing plate 704 which are arranged in parallel at intervals and fixedly connected with the second fixing sleeve 701, the first fixing plate 703 and the second fixing plate 704 are respectively provided with two sides of an opening, the opening size adjusting unit further comprises a bolt 705, and the bolt 705 is used for adjusting the interval distance between the first fixing plate 703 and the second fixing plate 704. The present technical feature specifically defines the structure of the smile-opening adjusting unit.

Preferably, reinforcing ribs are laid in the reinforcing columns 5 along the extension direction of the reinforcing columns 5.

The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, so that the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications based on the present invention by those skilled in the art are within the protection scope of the present invention.

Claims

1. The utility model provides a compression type strain clamp with reinforce structure, its characterized in that, includes body (1) and steel anchor (2), and the bottom of body (1) is provided with drainage fastener (3) that are used for being connected with drainage (4), and this strain clamp is still including strengthening the structure, strengthen the structure and contain and strengthen post (5) and be fixed in first stiff end (6) and second stiff end (7) of strengthening post (5) both ends, first stiff end (6) are used for fixing with body (1), second stiff end (7) are used for with drainage (4) fixed connection, strengthen post (5), first stiff end (6) and second stiff end (7) three integrated into one piece.

2. The strain clamp with the reinforced structure as claimed in claim 1, wherein the first fixing end (6) is a first fixing sleeve (602) having a first mounting hole (601), and the size of the first mounting hole (601) is such that the first fixing sleeve (602) can be in interference fit with the pipe body (1).

3. The strain clamp with the reinforced structure as claimed in claim 2, wherein the diameter of the outer wall of the pipe body (1) is gradually increased in the direction from the inlet end of the pipe body (1) to the pull ring (201) of the steel anchor (2); the diameter of the first mounting hole (601) is gradually reduced in size in a direction in which an inlet end of the first mounting hole (601) is directed to an outlet end of the first mounting hole (601).

4. The strain clamp with reinforced structure as claimed in claim 2, wherein the material of the main body of the first fixing end (6) is insulating.

5. The strain clamp with the reinforced structure as claimed in claim 2, wherein the first fixing end (6) has a non-slip layer (603) in the first mounting hole (601).

6. The strain clamp with the strengthening structure as claimed in claim 2, wherein the cross inner angle between the axis of the strengthening post (5) and the axis of the pipe body (1) is an acute angle, and the joint of the strengthening post (5) and the first fixing sleeve (602) is rounded.

7. The strain clamp with the reinforced structure as claimed in claim 1, wherein the second fixing end (7) comprises a second fixing sleeve (701) having an opening, the second fixing sleeve (701) further has a second mounting hole (702), the opening is provided with an opening size adjusting unit, and the diameter size of the second mounting hole (702) can be changed by adjusting the opening size.

8. The tension clamp with the reinforced structure as claimed in claim 7, wherein the opening size adjusting unit comprises a first fixing plate (703) and a second fixing plate (704) which are parallel and spaced and fixedly connected with the second fixing sleeve (701), the first fixing plate (703) and the second fixing plate (704) are respectively arranged at two sides of the opening, the opening size adjusting unit further comprises a bolt (705), and the bolt (705) is used for adjusting the spacing distance between the first fixing plate (703) and the second fixing plate (704).

9. The strain clamp with the reinforcing structure as claimed in claim 1, wherein reinforcing ribs are laid in the reinforcing column (5) along the extending direction of the reinforcing column (5).