CN210380083U

CN210380083U - Electrician's sleeve pipe that electromagnetic shield is effectual

Info

Publication number: CN210380083U
Application number: CN201921283266.6U
Authority: CN
Inventors: 高攀; 陈红军
Original assignee: Urumqi Huichuan Tianke Plastic Industry Co Ltd
Current assignee: Urumqi Huichuan Tianke Plastic Industry Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-21
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses an electrician sleeve with good electromagnetic shielding effect, which comprises a pipe body and a pipe joint, the pipe joint is fixedly arranged at one end of the pipe body, a clamping groove is arranged on the end surface of the pipe joint, one end of the pipe body is clamped and fixed in the clamping groove, a fastening piece is fixedly sleeved on the periphery of the joint of the pipe body and the pipe joint, the fastener comprises a first connecting ring and a second connecting ring, the first connecting ring is sleeved on the periphery of the pipe joint, the second connecting ring is sleeved on the periphery of the pipe body, the first connecting ring and the second connecting ring are integrally formed, the pipe body is of a multilayer structure and comprises an inner pipe and an outer pipe, the pipe body of the utility model can be conveniently connected with a pipe joint, and the junction possesses good waterproof sealing performance, and the body adopts composite construction, possesses good electromagnetic shield nature, cushioning nature, has better protective effect to inside lead wire.

Description

Electrician's sleeve pipe that electromagnetic shield is effectual

Technical Field

The utility model relates to an electrician's sleeve pipe technical field specifically is an effectual electrician's sleeve pipe of electromagnetic shield.

Background

The electric bushing, also known as a threading pipe, is a hard PVC wire pipe in a popular way, and is a pipe for preventing corrosion, electric leakage and electric wire threading, which can be divided into a plastic threading pipe, a stainless steel threading pipe, a carbon steel threading pipe and the like according to the material, and is used in the normal indoor environment, places with high temperature, dustiness, vibration and fire hazard, and damp places, but not in the places with special humidity, acid, alkali and salt corrosion and explosion hazard. Current electrician's sleeve pipe is mostly simple individual layer PVC pipe, does not possess the electromagnetic screen effect, and the durability is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an effectual electrician's sleeve pipe of electromagnetic shield 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 effectual electrician's sleeve pipe of electromagnetic shield, includes body and coupling, coupling fixed mounting is in the one end of body, the draw-in groove has been seted up on the terminal surface of coupling, the one end joint of body is fixed in the draw-in groove, the fixed cover in periphery of body and coupling junction is equipped with the fastener, the fastener includes first go-between and second go-between, first go-between suit is in the coupling periphery, second go-between suit is in the body periphery, first go-between and second go-between are integrated into one piece, the body is multilayer structure, including inner tube and outer tube, be provided with the conducting layer between outer tube and the inner tube.

Preferably, the surface of the inner side wall of the first connecting ring is provided with a first internal thread, the surface of the outer side wall of the pipe joint is provided with a first external thread, and the first connecting ring is connected to the periphery of the pipe joint through a thread.

Preferably, the second connection ring is provided at an inner side wall surface thereof with a second internal thread, and the second connection ring is provided at an outer side wall surface thereof with a second external thread, and is threadedly coupled to the outer periphery of the tube body.

Preferably, the surface of the inner side wall of the clamping groove is covered with a sealing gasket, and a sealing ring is arranged between the second connecting ring and the end face of the pipe joint.

Preferably, the conducting layer is a conducting metal woven net layer, and a first silica gel layer, a rubber buffer layer and a second silica gel layer are sequentially arranged between the inner tube and the conducting layer from inside to outside.

Preferably, the outer side wall surface on first silica gel layer is provided with a plurality of evenly distributed's first sand grip, the inside wall surface on second silica gel layer is provided with a plurality of evenly distributed's second sand grip, first sand grip and second sand grip are arranged in turn, rubber buffer layer surface is seted up respectively with first sand grip and the corresponding first recess of second sand grip and second recess.

Compared with the prior art, the beneficial effects of the utility model are that: the pipe joint and the pipe body are connected in a clamping manner, and are further fixedly connected by using a fastening piece, so that the connection stability of the pipe joint and the pipe body is good; the conductive layer is arranged, so that the capacity of shielding external electromagnetic interference signals is achieved; the sealing performance of the sealing gasket and the sealing ring is enhanced, so that the joint of the pipe joint and the pipe body has waterproof performance, the water is effectively prevented from permeating, and a lead is protected; the first silica gel layer, the rubber buffer layer and the second silica gel layer greatly enhance the shock resistance of the tube body, and have certain buffer protection capability when being bent by external force, so that the protection of the lead is enhanced; first sand grip and second sand grip can play the cushioning effect when receiving the exogenic action, also can play the effect of strengthening rib, the structural strength of reinforcing body simultaneously. The utility model discloses a body can be connected with the coupling conveniently, and the junction possesses good waterproof sealing performance, and the body adopts composite construction, possesses good electromagnetic shield nature, cushioning nature, has better protecting effect to inside lead wire.

Drawings

Fig. 1 is a schematic structural view of an electrical casing with a good electromagnetic shielding effect;

fig. 2 is a schematic structural view of a pipe body in an electrical bushing with a good electromagnetic shielding effect.

In the figure: 1-a pipe body, 2-a pipe joint, 3-a clamping groove, 4-a fastener, 5-a first connecting ring, 6-a second connecting ring, 7-a first internal thread, 8-a second internal thread, 9-a first external thread, 10-a second external thread, 11-a sealing gasket, 12-a sealing ring, 13-an internal pipe, 14-a first silica gel layer, 15-a rubber buffer layer, 16-a second silica gel layer, 17-a conducting layer, 18-an external pipe, 19-a first raised line, 20-a second raised line, 21-a first groove and 22-a second groove.

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. 1-2, the present invention provides a technical solution: an electrician's sleeve pipe with good electromagnetic shielding effect comprises a pipe body 1 and a pipe joint 2, wherein the pipe joint 2 is used for being connected with the pipe body 1, the pipe joint 2 is fixedly arranged at one end of the pipe body 1, a clamping groove 3 is formed in the end face of the pipe joint 2, one end of the pipe body 1 is clamped and fixed in the clamping groove 3, a fastening piece 4 is fixedly sleeved at the periphery of the joint of the pipe body 1 and the pipe joint 2, the fastening piece 4 comprises a first connecting ring 5 and a second connecting ring 6, the first connecting ring 5 is sleeved at the periphery of the pipe joint 2, the second connecting ring 6 is sleeved at the periphery of the pipe body 1, the first connecting ring 5 and the second connecting ring 6 are integrally formed, the pipe joint 2 and the pipe body 1 are connected in a clamping mode, further fixed connection is carried out by utilizing the fastening piece 4, the connection stability of the two is good, a conductive layer 17 is arranged between the outer tube 18 and the inner tube 13, and the conductive layer 17 is grounded, so that the electromagnetic interference shielding device has the capability of shielding external electromagnetic interference signals.

First internal thread 7 has been seted up on the inside wall surface of first connecting ring 5, the outside wall surface of coupling 2 is provided with first external screw thread 9, first connecting ring 5 passes through threaded connection in coupling 2 periphery.

The inner side wall surface of the second connection ring 6 is provided with a second internal thread 8, the outer side wall surface of the pipe body 1 is provided with a second external thread 10, and the second connection ring 6 is connected to the outer periphery of the pipe body 1 through a thread.

The inside wall surface covering of draw-in groove 3 has sealed 11, be provided with sealing washer 12 between the terminal surface of second go-between 6 and coupling 2, sealed 11 and sealing washer 12 have strengthened the leakproofness for coupling 2 possesses waterproof performance with body 1 junction, effectively prevents moisture infiltration, protects the lead wire.

Conducting layer 17 weaves the stratum reticulare for conductive metal, and reticular metal level helps reinforcing structural strength, first silica gel layer 14, rubber buffer layer 15, second silica gel layer 16 have set gradually from inside to outside between inner tube 13 and the conducting layer 17, and first silica gel layer 14, rubber buffer layer 15 and second silica gel layer 16 have strengthened the shock resistance of body 1 greatly, receive external force and when crooked, can possess certain buffering protective capability, have strengthened the protection to the lead wire.

The utility model discloses a rubber buffer layer 15, including first silica gel layer 14, the lateral wall surface of first silica gel layer 14 is provided with a plurality of evenly distributed's first sand grip 19, the inside wall surface of second silica gel layer 16 is provided with a plurality of evenly distributed's second sand grip 20, first sand grip 19 arranges with second sand grip 20 in turn, first recess 21 and second recess 22 corresponding with first sand grip 19 and second sand grip 20 respectively have been seted up on rubber buffer layer 15 surface, and first sand grip 19 and second sand grip 20 can play the cushioning effect when receiving the exogenic action, also can play the effect of strengthening rib simultaneously, strengthen the structural strength of body.

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.

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 an effectual electrician's sleeve pipe of electromagnetic shield, includes body (1) and coupling (2), its characterized in that: the utility model discloses a pipe joint, including pipe joint (2), pipe joint (2) fixed mounting is in the one end of body (1), draw-in groove (3) have been seted up on the terminal surface of pipe joint (2), the one end joint of body (1) is fixed in draw-in groove (3), the fixed cover in periphery of body (1) and pipe joint (2) junction is equipped with fastener (4), fastener (4) are including first go-between (5) and second go-between (6), first go-between (5) suit is in pipe joint (2) periphery, second go-between (6) suit is in body (1) periphery, first go-between (5) and second go-between (6) are integrated into one piece, body (1) are multilayer structure, including inner tube (13) and outer tube (18), be provided with conducting layer (17) between outer tube (18) and inner tube (13).

2. An electrical casing with good electromagnetic shielding effect as claimed in claim 1, wherein: first internal thread (7) have been seted up on the inside wall surface of first connecting ring (5), the outside wall surface of coupling (2) is provided with first external screw thread (9), threaded connection is passed through in coupling (2) periphery in first connecting ring (5).

3. An electrical casing with good electromagnetic shielding effect as claimed in claim 2, wherein: the inner side wall surface of the second connecting ring (6) is provided with a second internal thread (8), the outer side wall surface of the pipe body (1) is provided with a second external thread (10), and the second connecting ring (6) is connected to the periphery of the pipe body (1) through threads.

4. An electrical casing with good electromagnetic shielding effect as claimed in claim 1, wherein: the surface of the inner side wall of the clamping groove (3) is covered with a sealing gasket (11), and a sealing ring (12) is arranged between the second connecting ring (6) and the end face of the pipe joint (2).

5. An electrical casing with good electromagnetic shielding effect as claimed in claim 1, wherein: the conducting layer (17) is a conducting metal woven net layer, and a first silica gel layer (14), a rubber buffer layer (15) and a second silica gel layer (16) are sequentially arranged between the inner tube (13) and the conducting layer (17) from inside to outside.

6. An electrical casing with good electromagnetic shielding effect as claimed in claim 5, wherein:

the utility model discloses a rubber buffer layer, including the lateral wall surface of first silica gel layer (14) be provided with a plurality of evenly distributed's first sand grip (19), the inside wall surface of second silica gel layer (16) is provided with a plurality of evenly distributed's second sand grip (20), first sand grip (19) and second sand grip (20) are arranged in turn, first recess (21) and second recess (22) corresponding with first sand grip (19) and second sand grip (20) respectively have been seted up on rubber buffer layer (15) surface.