CN210898401U

CN210898401U - ABNG series explosion-proof flexible connecting pipe

Info

Publication number: CN210898401U
Application number: CN201921870758.5U
Authority: CN
Inventors: 张金涛; 翟新民; 何照月
Original assignee: Zhangjiagang Yuanda Safety Electric Co ltd
Current assignee: Zhangjiagang Yuanda Safety Electric Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-06-30
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses an explosion-proof flexible connection pipe of ABNG series relates to the explosion-proof flexible connection pipe technical field of ABNG series, which comprises a pipe body, the outside of body is provided with the explosion-proof layer of second, the outside on explosion-proof layer of second is provided with first explosion-proof layer, the outside on first explosion-proof layer is provided with the oxidation prevention coating, the outside of oxidation prevention coating is provided with the wearing layer, one side in the wearing layer outside is provided with the internal thread sleeve pipe. The utility model discloses the device passes through. This explosion-proof flexible connection pipe of ABNG series passes through the wearing layer, the oxidation prevention coating, first explosion-proof coating protects the inside of the body with the second explosion-proof coating, prevent that the body from damaging because of wearing and tearing, protect the inside circuit of body simultaneously and receive the harm, maintain the normal work of circuit, prevent the old and useless of circuit oxidation simultaneously, the working life of extension circuit, it is fixed with the connecting pipe connection through the common cooperation of internal thread sleeve pipe and external screw thread sleeve pipe simultaneously, increase the fastening nature of connecting pipe.

Description

ABNG series explosion-proof flexible connecting pipe

Technical Field

The utility model relates to an explosion-proof flexible connection pipe technical field of ABNG series specifically is an explosion-proof flexible connection pipe of ABNG series.

Background

The explosion-proof flexible connecting pipe is also called an explosion-proof flexible pipe, is suitable for IIB and IIC grade T1-T6 groups of explosive mixture places, is used for connecting inlet and outlet wires of explosion-proof electrical equipment or connecting places with high difficulty in wiring and bending steel pipes, and generally consists of a pipe body and threaded joints at two ends of the pipe body.

However, the connection of screwed joint and body is big or the live time is longer the time the hose drops from connecting bolt easily, leads to explosion-proof inside circuit to damage, influences the normal use of equipment, thereby leads to the ageing circuit that leads to of connecting pipe to damage easily because of external factor's influence in the use simultaneously, the service life of the connecting pipe that has significantly reduced, the utility model aims at providing an explosion-proof flexible connection pipe of ABNG series to solve the problem that proposes in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof flexible connection pipe of ABNG series to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an explosion-proof flexible connection pipe of ABNG series, includes the body, the outside of body is provided with the second explosion-proof layer, the outside of second explosion-proof layer is provided with first explosion-proof layer, the outside of first explosion-proof layer is provided with anti-oxidation coating, the outside of anti-oxidation coating is provided with the wearing layer, one side in the wearing layer outside is provided with the internal thread sleeve pipe, the top and the bottom of internal thread sleeve pipe all are provided with the fixed hook, the top and the bottom of the fixed hook one side are kept away from in the wearing layer outside all are provided with solid fixed ring, gu fixed ring's inside is provided with the fixed slot, one side that the internal thread sleeve pipe.

Preferably, the fixed hook is an elastic steel sheet and is matched with the fixed ring.

Preferably, the outer diameter of the external thread sleeve is equal to the inner diameter of the internal thread sleeve, and the thread inside the internal thread sleeve is matched with the thread outside the external thread sleeve.

Preferably, one side of the fixing ring close to the external thread sleeve is provided with a sealing gasket, and the sealing gasket is made of rubber.

Preferably, anti-skidding convex points are uniformly arranged on the outer side of the internal thread sleeve and are made of rubber.

Preferably, the fixed hook is of a G-shaped structure, and the inner side of the fixed hook is provided with anti-skid grains.

Compared with the prior art, the beneficial effects of the utility model are that: this explosion-proof flexible connection pipe of ABNG series passes through the wearing layer, the oxidation prevention coating, first explosion-proof coating protects the inside of the body with the second explosion-proof coating, prevent that the body from damaging because of wearing and tearing, protect the inside circuit of body simultaneously and receive the harm, maintain the normal work of circuit, prevent the circuit oxidation old and useless simultaneously, the working life of extension circuit, it is fixed with the connecting pipe connection through the common cooperation of internal thread sleeve pipe and external screw thread sleeve pipe simultaneously, increase the fastening nature of connecting pipe, and then it is fixed with the both ends connecting pipe through the common cooperation of fixed hook and solid fixed ring, prevent the connecting pipe separation, the security of increase connecting pipe and the performance of continuous protection.

Drawings

Fig. 1 is a front sectional view of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the fixing ring of the present invention.

In the figure: 1. a fixed hook; 2. an internally threaded sleeve; 3. a wear layer; 4. an oxidation-resistant layer; 5. a first explosion-proof layer; 6. a second explosion-proof layer; 7. a pipe body; 8. a fixing ring; 9. fixing grooves; 10. an externally threaded sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an explosion-proof flexible connection pipe of ABNG series, includes the body, the outside of body is provided with the second explosion-proof layer, the outside of second explosion-proof layer is provided with first explosion-proof layer, the outside of first explosion-proof layer is provided with the oxidation prevention coating, the outside of oxidation prevention coating is provided with the wearing layer, one side in the wearing layer outside is provided with the internal thread sleeve pipe, the top and the bottom of internal thread sleeve pipe all are provided with the fixed hook, the top and the bottom of keeping away from fixed hook one side in the wearing layer outside all are provided with solid fixed ring, gu fixed ring's inside is provided with the fixed slot, one side that the internal thread sleeve pipe was kept away from to.

The working principle is as follows: the device power consumption part is all supplied power by the battery, pass through inside the connecting pipe with corresponding circuit during the use, revolve wrong connecting pipe, it is fixed with multistage connecting pipe through internal thread sleeve pipe 2 and external screw thread sleeve pipe 10, when two sections connecting pipes are connected, with fixed hook 1 card in fixed slot 9, improve the steadiness between two connecting pipes, prevent that the connecting pipe from droing, improve the security of connecting pipe, be provided with wearing layer 3 simultaneously, anti oxidation layer 4, first explosion-proof layer 5 protects the inside of connecting pipe with second explosion-proof layer 6, prevent the inside circuit damage of connecting pipe, the working life of extension circuit, keep the normal work of circuit, prevent that the circuit from ageing, improve the protective properties of connecting pipe simultaneously, maintain normal work.

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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An ABNG series explosion-proof flexible connecting pipe comprises a pipe body (7), and is characterized in that: the anti-explosion pipe is characterized in that a second anti-explosion layer (6) is arranged on the outer side of the pipe body (7), a first anti-explosion layer (5) is arranged on the outer side of the second anti-explosion layer (6), an anti-oxidation layer (4) is arranged on the outer side of the first anti-explosion layer (5), a wear-resistant layer (3) is arranged on the outer side of the anti-oxidation layer (4), an internal thread sleeve (2) is arranged on one side of the outer side of the wear-resistant layer (3), fixing hooks (1) are arranged at the top and the bottom of the internal thread sleeve (2), fixing rings (8) are arranged at the top and the bottom of one side, away from the fixing hooks (1), of the outer side of the wear-resistant layer (3), fixing grooves (9) are formed in the inner portion of the fixing rings (8), and.

2. An ABNG series explosion proof flexible connection pipe according to claim 1, wherein: the fixing hook (1) is an elastic steel sheet, and the fixing hook (1) is matched with the fixing ring (8).

3. An ABNG series explosion proof flexible connection pipe according to claim 1, wherein: the outer diameter of the external thread sleeve (10) is equal to the inner diameter of the internal thread sleeve (2), and the thread inside the internal thread sleeve (2) is matched with the thread on the outer side of the external thread sleeve (10).

4. An ABNG series explosion proof flexible connection pipe according to claim 1, wherein: one side that solid fixed ring (8) are close to external screw thread sleeve pipe (10) is provided with sealed the pad, and sealed the pad that fills up for the rubber material.

5. An ABNG series explosion proof flexible connection pipe according to claim 1, wherein: the outer side of the internal thread sleeve (2) is uniformly provided with anti-skidding salient points which are made of rubber.

6. An ABNG series explosion proof flexible connection pipe according to claim 1, wherein: the fixing hook (1) is of a G-shaped structure, and anti-skid grains are arranged on the inner side of the fixing hook (1).