CN220129981U - Crimping pipe for contact net - Google Patents

Abstract

The utility model discloses a crimping pipe for a contact net, which comprises a first crimping pipe, wherein a second crimping pipe is arranged below the first crimping pipe, a connecting cylinder is fixedly connected to the inner wall of the second crimping pipe, the top end of the connecting cylinder extends to the inside of the first crimping pipe, a connecting disc is fixedly connected to the outer surface of the first crimping pipe, two groups of connecting holes are formed in the upper surface of the connecting disc, and support blocks which are annularly arranged are fixedly connected to the outer surface of the second crimping pipe. Through the cooperation of connection pad, connecting hole, connecting nail, nut and the connecting cylinder that sets up, after the connecting nail passed the connecting hole, utilize the nut to consolidate steadily the connecting nail, the connecting cylinder can get into inside the first crimping pipe simultaneously, can be airtight between first crimping pipe and the second crimping pipe, through the cooperation of the wearing layer and the strengthening rib that set up, can be to the outside protection of first crimping pipe and second crimping pipe to avoid its damaged condition to appear.

Description

Crimping pipe for contact net

Technical Field

The utility model relates to the technical field of crimping pipes, in particular to a crimping pipe for a contact net.

Background

The electrified railway is faster in development, continuously develops towards the directions of safety, stability, high speed and heavy load, has higher and higher requirements on contact net parts, is attractive in appearance design and easy to install, has high strength and good reliability, and is characterized in that in the process of installing a carrier cable of a contact wire center anchor binding clip, a crimping pipe is installed in the field in the last step, is crimped by using a special crimping tool, and is manually crimped by an installer.

The external surface of the crimping pipe is usually exposed at the outer end, so that corrosion phenomenon can occur after long-time use, the external surface of the crimping pipe is damaged, and the connection between the crimping pipes is very inconvenient at present, therefore, the crimping pipe for the contact net is provided for solving the problems.

Disclosure of Invention

The utility model aims to provide a crimping pipe for a contact net, which solves the problems that the external surface of the crimping pipe is usually exposed at the outer end, so that the external surface of the crimping pipe is damaged due to corrosion phenomenon when the crimping pipe is used for a long time, and the connection between the crimping pipes is inconvenient in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a crimping pipe that contact net was used, includes first crimping pipe, the below of first crimping pipe is equipped with the second crimping pipe, the inner wall fixedly connected with connecting cylinder of second crimping pipe, the top of connecting cylinder extends to the inside of first crimping pipe, the surface fixedly connected with connection pad of first crimping pipe, two sets of connecting holes have been seted up to the upper surface of connection pad, the supporting shoe of the surface fixedly connected with annular arrangement of second crimping pipe, every the equal fixedly connected with connecting nail of upper surface of supporting shoe, every the top of connecting nail all runs through the connecting hole and extends to the top of connection pad, every equal screwed connection of surface of connecting nail has the nut.

In a further embodiment, the inner wall of the first pressure connection pipe is provided with positioning grooves in annular arrangement, each positioning groove is internally provided with a positioning block, and one side surface, close to each other, of each positioning block is fixedly connected with the outer surface of the connecting cylinder.

In a further embodiment, the outer surface of the first crimping tube and the outer surface of the second crimping tube are both sleeved with an anti-wear layer, and the inner wall of the first crimping tube and the inner wall of the second crimping tube are both provided with reinforcing ribs.

In a further embodiment, two sets of said connection holes are arranged in a ring.

In a further embodiment, the bottom end of the first crimp tube is in contact with the top end of the second crimp tube.

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

this device passes through the connection pad that sets up, the connecting hole, the connecting nail, the cooperation of nut and connecting cylinder, after the connecting nail passes the connecting hole, utilize the nut to consolidate steadily the connecting nail, the connecting cylinder can get into inside the first crimping pipe simultaneously, can be airtight between first crimping pipe and the second crimping pipe, through the cooperation of the wearing layer and the strengthening rib that set up, can be to the outside protection of first crimping pipe and second crimping pipe to avoid its damaged condition to appear.

Drawings

Fig. 1 is a front view of a crimp tube for a catenary.

Fig. 2 is a cross-sectional view of a second crimp tube front view of a crimp tube for a catenary.

Fig. 3 is a cross-sectional view of a first crimp tube of the crimp tube for the catenary.

In the figure: 1. a first crimp tube; 2. connecting nails; 3. a second crimp tube; 4. a support block; 5. a nut; 6. an abrasion-proof layer; 7. a connecting disc; 8. a connecting cylinder; 9. reinforcing ribs; 10. a positioning groove; 11. a positioning block; 12. and a connection hole.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in the utility model, a crimp tube for a contact net comprises a first crimp tube 1, a second crimp tube 3 is arranged below the first crimp tube 1, a connecting tube 8 is fixedly connected to the inner wall of the second crimp tube 3, the top end of the connecting tube 8 extends to the inside of the first crimp tube 1, a connecting disc 7 is fixedly connected to the outer surface of the first crimp tube 1, two groups of connecting holes 12 are formed in the upper surface of the connecting disc 7, support blocks 4 which are annularly arranged are fixedly connected to the outer surface of the second crimp tube 3, connecting nails 2 are fixedly connected to the upper surface of each support block 4, the top end of each connecting nail 2 penetrates through the connecting hole 12 and extends to the upper side of the connecting disc 7, and nuts 5 are screwed on the outer surface of each connecting nail 2.

The constant head tank 10 of annular arrangement has been seted up to the inner wall of first crimping pipe 1, the inside of every constant head tank 10 all is equipped with locating piece 11, a side that every group locating piece 11 is close to each other all is connected with the surface fixed of connecting cylinder 8, can stabilize connecting cylinder 8, strengthen it, stability after the connection, the surface of first crimping pipe 1 and the surface of second crimping pipe 3 all overlap and are equipped with wearing layer 6, the inner wall of first crimping pipe 1 and the inner wall of second crimping pipe 3 all are equipped with strengthening rib 9, the steadiness when can guaranteeing to use.

The two groups of connecting holes 12 are arranged in an annular mode, so that the first crimping pipe 1 and the second crimping pipe 3 can be more stable, the bottom end of the first crimping pipe 1 is contacted with the top end of the second crimping pipe 3, and the tightness between the first crimping pipe 1 and the second crimping pipe 3 can be improved.

The working principle of the utility model is as follows: when the anti-abrasion connecting device is used, the first crimping pipe 1 and the second crimping pipe 3 are connected, the top ends of the connecting nails 2 are aligned with the connecting holes 12, then the first crimping pipe 1 is pushed, the connecting nails 2 gradually penetrate through the connecting holes 12, meanwhile, the connecting cylinder 8 also enters the first crimping pipe 1, then the top of the connecting cylinder 8 also stretches into the first crimping pipe 1, the connection of workers is facilitated, the tightness is further improved, the anti-abrasion layer 6 and the reinforcing ribs 9 can improve the corrosion resistance of the first crimping pipe 1 and the second crimping pipe 3, and the outer surface of the anti-abrasion connecting device can be prevented from being damaged.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (5)

1. A crimping pipe that contact net was used, its characterized in that: including first pressure pipe (1), the below of first pressure pipe (1) is equipped with second pressure pipe (3), the inner wall fixedly connected with connecting cylinder (8) of second pressure pipe (3), the top of connecting cylinder (8) extends to the inside of first pressure pipe (1), the surface fixedly connected with connection pad (7) of first pressure pipe (1), two sets of connecting holes (12) have been seted up to the upper surface of connection pad (7), the surface fixedly connected with annular arrangement's of second pressure pipe (3) supporting shoe (4), every the equal fixedly connected with connecting nail (2) of upper surface of supporting shoe (4), every the top of connecting nail (2) all runs through connecting hole (12) and extends to the top of connection pad (7), every the equal threaded connection of surface of connecting nail (2) has nut (5).

2. A crimp tubing for a catenary according to claim 1, wherein: the inner wall of the first pressure connecting pipe (1) is provided with positioning grooves (10) which are annularly arranged, positioning blocks (11) are arranged in each positioning groove (10), and one side surface, close to each other, of each positioning block (11) is fixedly connected with the outer surface of the connecting cylinder (8).

3. A crimp tubing for a catenary according to claim 1, wherein: the outer surface of first pressure pipe (1) and the surface of second pressure pipe (3) all overlap and are equipped with wearing layer (6), the inner wall of first pressure pipe (1) and the inner wall of second pressure pipe (3) all are equipped with strengthening rib (9).

4. A crimp tubing for a catenary according to claim 1, wherein: the two groups of connecting holes (12) are annularly arranged.

5. A crimp tubing for a catenary according to claim 1, wherein: the bottom end of the first pressure connection pipe (1) is contacted with the top end of the second pressure connection pipe (3).