CN213341504U

CN213341504U - Resistant type MPP protection tube that draws of top

Info

Publication number: CN213341504U
Application number: CN202022320161.2U
Authority: CN
Inventors: 王生良
Original assignee: Jiangsu Guyu Electric Technology Co ltd
Current assignee: Jiangsu Guyu Electric Technology Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-06-01
Anticipated expiration: 2030-10-16

Abstract

The utility model discloses a top-resistant tension-resistant MPP protection tube, relating to the technical field of MPP protection tubes; the outer side of the inner pipe is provided with a tensile pipe, the outer side of the tensile pipe is provided with a damping pipe, the outer side of the damping pipe is provided with an outer pipe, the outer side wall of the outer pipe is uniformly provided with an inwards concave fixed limiting groove, a plurality of pull ring bodies are connected through a plurality of pull rods, the outer side walls of the pull ring bodies are provided with outer connecting rods, the outer connecting rods are respectively connected with the damping pipe and the outer pipe, the inner side wall of each pull ring body is provided with an inner connecting rod, and the inner connecting rods are connected; the utility model can realize compression resistance and roof resistance, improve the strength, realize shock absorption and have tensile resistance when in use; simple structure, high stability, simple operation and high efficiency, and can improve the strength.

Description

Resistant type MPP protection tube that draws of top

Technical Field

The utility model belongs to the technical field of the MPP protection tube, concretely relates to resistant type MPP protection tube that draws of resistant top.

Background

The MPP protection tube is divided into a common type and a reinforced type, the reinforced type is also divided into an excavation tube and a non-excavation tube, and the MPP non-excavation tube is also called as an MPP jacking tube, an MPP supporting and pulling tube and an MPP traction tube. The existing MPP protection tube has low strength when in use, can not resist tension, is easy to damage and shortens the service life.

Disclosure of Invention

The MPP protection pipe aims at solving the problems that the existing MPP protection pipe is low in strength, cannot resist tensile force, is easy to damage and shortens the service life when in use; an object of the utility model is to provide a resistant type MPP protection tube that draws of top.

The utility model relates to a top-resistant tension-resistant MPP protection tube, which comprises an inner tube, a tension-resistant tube, a shock absorption tube and an outer tube; the outer side of the outer pipe is uniformly provided with an inwards concave fixed limiting groove, and the tensile pipe comprises a pull ring body, a pull rod, an outer connecting rod and an inner connecting rod; the plurality of pull rings are connected through a plurality of pull rods, outer connecting rods are installed on the outer side walls of the plurality of pull rings, the outer connecting rods are respectively connected with the damping pipes and the outer pipes, inner connecting rods are installed on the inner side walls of the pull rings, and the inner connecting rods are connected with the inner pipes.

Preferably, the shock absorption tube comprises an inner rubber tube, an outer rubber tube, shock absorption balls and shock absorption columns, a plurality of shock absorption balls and shock absorption columns are connected between the inner rubber tube and the outer rubber tube, and the shock absorption balls and the shock absorption columns are arranged at intervals.

Preferably, the pull ring body is a reinforced ring body.

Preferably, a filling layer is arranged between the plurality of pull rods.

Preferably, the outer side wall of the outer pipe is provided with a wear-resistant layer.

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

the anti-compression and anti-jacking structure can realize compression resistance and jacking resistance, improves strength, can realize shock absorption when in use, and has tensile property;

the structure is simple, the strength can be improved, the stability is high, the operation is simple and convenient, and the efficiency can be improved.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the anti-stretch pipe of the present invention;

fig. 3 is a schematic structural view of the shock absorbing tube of the present invention.

In the figure: 1-inner tube; 2-tensile pipe; 3-a shock tube; 4-an outer tube; 5-fixing a limit groove; 21-ring pulling body; 22-a pull rod; 23-an outer connecting rod; 24-inner connecting rod; 31-inner rubber tube; 32-outer rubber tube; 33-a damping ball; 34-shock absorbing column.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. The structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention does not have the substantial significance in the technology, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy which can be produced by the present invention and the achievable purpose. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

As shown in fig. 1, the following technical solutions are adopted in the present embodiment: comprises an inner tube 1, a tensile tube 2, a shock absorption tube 3 and an outer tube 4; the outer side of the inner tube 1 is provided with a tensile tube 2, the outer side of the tensile tube 2 is provided with a shock absorption tube 3, the outer side of the shock absorption tube 3 is provided with an outer tube 4, the outer side wall of the outer tube 4 is uniformly provided with an inwards concave fixed limiting groove 5,

as shown in fig. 2, the tensile pipe 2 includes a pull ring body 21, a pull rod 22, an outer connecting rod 23, and an inner connecting rod 24; the several draws to be connected through several pull rod 22 between the ring body 21, and resistance to compression and tensile can be realized to the ring body, and pull rod 22 can realize the high-speed joint simultaneously, and stability is high, and the several is drawn and is installed outer connecting rod 23 on the lateral wall of ring body 21, and outer connecting rod 23 is connected with shock tube 3, outer tube 4 respectively, installs interconnection link rod 24 on the inside wall of ring body 21, and interconnection link rod 24 is connected with inner tube 1.

As shown in fig. 3, further, the shock absorbing tube 3 includes an inner rubber tube 31, an outer rubber tube 32, a shock absorbing ball 33 and a shock absorbing column 34, a plurality of shock absorbing balls 33 and shock absorbing columns 34 are connected between the inner rubber tube 31 and the outer rubber tube 32, the shock absorbing balls 33 and the shock absorbing column 34 are arranged at intervals, and meanwhile, the shock absorbing ball and the shock absorbing column 34 achieve shock absorption, so that shock absorbing performance can be improved.

Further, the ring pulling body is a reinforced ring body.

Further, a filling layer is disposed between the plurality of tie rods 22.

Further, the outer side wall of the outer tube 4 is provided with a wear-resistant layer.

The working principle of the specific embodiment is as follows: when using, the protection of electric wire can be realized to inner tube 1, and outer tube 4 is wear-resisting pipe, can realize outside protection, realizes wear-resisting, and tensile pipe 2 can realize the tensile simultaneously for the difficult phenomenon of rupture that appears of body can realize the resistance to compression simultaneously, makes the difficult phenomenon that appears warping when going up the top, and shock attenuation pipe 3 can realize the shock attenuation, makes the body can realize the shock attenuation, is difficult for appearing the suppression and the phenomenon of damage, can increase of service life, and stability is high.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a resistant type MPP protection tube that draws which characterized in that: comprises an inner tube, a tensile tube, a shock absorption tube and an outer tube; the outer side of the outer pipe is uniformly provided with an inwards concave fixed limiting groove, and the tensile pipe comprises a pull ring body, a pull rod, an outer connecting rod and an inner connecting rod; the plurality of pull rings are connected through a plurality of pull rods, outer connecting rods are installed on the outer side walls of the plurality of pull rings, the outer connecting rods are respectively connected with the damping pipes and the outer pipes, inner connecting rods are installed on the inner side walls of the pull rings, and the inner connecting rods are connected with the inner pipes.

2. The resistant type MPP protection tube of drawing of claim 1, characterized in that: the shock attenuation pipe includes interior rubber tube, outer rubber tube, shock attenuation ball, shock attenuation post, is connected with several shock attenuation ball, shock attenuation post between interior rubber tube and the outer rubber tube, and several shock attenuation ball, shock attenuation post interval set up.

3. The resistant type MPP protection tube of drawing of claim 1, characterized in that: the ring pulling body is a reinforced ring body.

4. The resistant type MPP protection tube of drawing of claim 1, characterized in that: and a filling layer is arranged among the plurality of pull rods.

5. The resistant type MPP protection tube of drawing of claim 1, characterized in that: and the outer side wall of the outer pipe is provided with a wear-resistant layer.