CN210039690U

CN210039690U - Electromagnetic shielding sleeve convenient for sleeving cable

Info

Publication number: CN210039690U
Application number: CN201920813555.6U
Authority: CN
Inventors: 许兴龙; 郭潇
Original assignee: Ningguo Xinglong Automobile Parts Co Ltd
Current assignee: Ningguo Xinglong Automobile Parts Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-02-07
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses an electromagnetic shielding sleeve convenient for sleeving a cable, which comprises a shielding sleeve and a rotating sleeve, wherein a groove is arranged on the outer side of the shielding sleeve, the groove is matched with the rotating sleeve, a clamping groove is arranged in the outer side of the shielding sleeve, clamping blocks are clamped in the clamping groove, one end of each clamping block, which is far away from the clamping groove (4), is fixedly connected to the inner side of the rotating sleeve, the shielding sleeve and the rotating sleeve are formed by cross weaving of high-performance polyphenylene sulfide and nickel-plated copper microwire, a weaving layer is also made of impregnating resin, the clamping blocks and the rotating sleeve are arranged integrally, one end of each clamping block, which is far away from the rotating sleeve, is positioned in one side of the inner part of the shielding sleeve and is provided with threads, two clamping blocks, which are close to the top of the shielding sleeve, are opposite to the threads of the other two clamping blocks, which are close to the bottom, and the cable can be conveniently wrapped, and the strength of the cable connection part is improved.

Description

Electromagnetic shielding sleeve convenient for sleeving cable

Technical Field

The utility model relates to an installation technical field of building templates specifically is an electromagnetic shield cover of conveniently cup jointing cable.

Background

Due to the fact that electric driving systems and auxiliary systems are numerous, electromagnetic interference generated by a large number of used electronics, electrical systems and equipment affects health of people, and affects and harms safety and reliability of the electronics and electrical systems. Therefore, a new safe and convenient wrapping mode is needed for cable connection among some electrical elements, the cable connection part can generate heat due to an electric heating effect under general conditions, a shielding sleeve at the cable connection part can not resist high-temperature melting, so that an accident of electric fire is caused, and the shielding sleeve at the general cable connection part can not solve the problem that the cable connection part is poor in electrical contact due to vibration or other external influence factors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently cup joint electromagnetic shield cover of cable to it does not resist high temperature to provide traditional electromagnetic shield cover in solving above-mentioned background art, can't solve the problem of contact failure between the cable.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a conveniently cup joint electromagnetic shield cover of cable, includes the housing and rotates the cover, the outside of housing is provided with the recess, the recess matches with rotating the cover, the inside in the housing outside is provided with the draw-in groove, the draw-in groove joint has the fixture block, the one end fixed connection that the draw-in groove was kept away from to the fixture block rotates the inboard of cover.

Preferably, the shielding sleeve and the rotating sleeve are formed by alternately weaving high-performance polyphenylene sulfide and nickel-plated copper microwires, the weaving layer is further made of impregnating resin, and the fixture block and the rotating sleeve are integrally arranged.

Preferably, the figure of draw-in groove is four, the figure of fixture block is four, and fixture block and draw-in groove shape size phase-match, four draw-in grooves are formed by three draw-in groove piece with shielding sleeve side partition, be provided with the connecting block between the three draw-in groove piece and between draw-in groove piece and the shielding sleeve, connecting block, draw-in groove piece and shielding sleeve set up as an organic whole.

Preferably, one end of the fixture block, which is far away from the rotating sleeve, is provided with threads on one side inside the shielding sleeve, and the threads of the two fixture blocks, which are close to the top of the shielding sleeve, are opposite to the threads of the other two fixture blocks, which are close to the bottom of the shielding sleeve.

Preferably, the outer side of the rotating sleeve is provided with an anti-slip sleeve, the anti-slip sleeve is made of silica gel, and the outer side of the anti-slip sleeve is provided with longitudinal anti-slip lines.

Preferably, the rotating sleeve is attached to the inner portion of the groove, the thickness of the rotating sleeve after the rotating sleeve is attached to the groove is not higher than the outer side of the shielding sleeve, and a gap at the longitudinal connecting position of the rotating sleeve and the shielding sleeve is not larger than one millimeter.

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

1. the utility model discloses, because the shielding cover and the rotating sleeve are formed by the cross weaving of high-performance polyphenylene sulfide and nickel-plated copper microwire, not only can strengthen the intensity of the electromagnetic shielding cover, but also can improve the effect of shielding electromagnetic radiation; by impregnating the braided layer with resin, the port looseness of the shielding sleeve and the port looseness of the rotating sleeve can be effectively prevented, and the service life of the electromagnetic shielding sleeve is prolonged.

2. Because with four fixture blocks, two a set of sides that are located the shield sleeve inside are provided with two sets of opposite screw threads, can realize that the cable at cable junction both ends receives a traction force to the cable junction motion simultaneously when rotating the rotating sleeve, reduce the gap of cable junction, make connecting more inseparabler between the cable, can also prevent that the cable from sliding in the inside electromagnetic shield sleeve for the gap grow of cable junction can effectively prevent contact failure between the cable, cause the unexpected emergence that the electricity catches fire.

3. Because the outside at the cover that rotates is provided with anti-skidding cover, can promote the frictional force between instrument or palm and the cover that rotates effectively, also can solve effectively when the maintenance circuit instrument or palm above be stained with oil stain, can't rotate the problem of taking turns effectively.

Drawings

Fig. 1 is a schematic structural view of an electromagnetic shielding sleeve according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a shielding case according to an embodiment of the present invention;

FIG. 3 is a schematic view of a rotating sleeve according to an embodiment of the present invention;

fig. 4 is a schematic view of a fixture block structure according to an embodiment of the present invention.

In the figure: 1. a shielding sleeve; 2. rotating the sleeve; 21. an anti-slip sleeve; 3. a groove; 4. a card slot; 41. a slot clamping block; 42. connecting blocks; 5. and (7) clamping blocks.

Detailed Description

In order to reduce the influence of electromagnetic radiation at the cable joint on the external environment, conveniently wrap the cable and improve the strength of the cable joint, the electromagnetic shielding sleeve convenient for sleeving the cable is provided. 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.

Example 1

Referring to fig. 1-4, the present embodiment provides an electromagnetic shielding sleeve convenient for sleeving a cable, including a shielding sleeve 1 and a rotating sleeve 2, where the shielding sleeve 1 and the rotating sleeve 2 are formed by cross-braiding high-performance polyphenylene sulfide and nickel-plated copper microwires, and the braided layer is further made of impregnating resin, and since the shielding sleeve 1 and the rotating sleeve 2 are formed by cross-braiding high-performance polyphenylene sulfide and nickel-plated copper microwires, the strength of the electromagnetic shielding sleeve can be enhanced, and the effect of shielding electromagnetic radiation can be improved; the woven layer is impregnated with resin, so that the ports of the shielding sleeve 1 and the rotating sleeve 2 can be effectively prevented from loosening, the service life of the electromagnetic shielding sleeve is prolonged, the groove 3 is arranged on the outer side of the shielding sleeve 1, the groove 3 is matched with the rotating sleeve 2, the clamping groove 4 is arranged in the outer side of the shielding sleeve 1, the clamping block 5 is clamped in the clamping groove 4, the clamping block 5 and the rotating sleeve 2 are arranged integrally, one end, far away from the clamping groove 4, of the clamping block 5 is fixedly connected to the inner side of the rotating sleeve 2, when the electromagnetic shielding sleeve is installed, only cables needing to be connected are required to expose inner leads, the leads do not need to be twisted into specific shapes and are not bent, two ends of each cable are respectively sent into the electromagnetic shielding sleeve from two ends of the electromagnetic shielding sleeve, then the rotating sleeve 2 is twisted, and the two cables are tightly connected in the electromagnetic shielding sleeve under the rotation of the rotating, according to the practical application of the circuit connection mode, the connection does not cause the problem of poor contact between the cables.

In this embodiment, the number of the four slots 4 is four, the number of the four fixture blocks 5 is four, the fixture blocks 5 are matched with the slots 4 in shape and size, the four slots 4 are formed by dividing the side surface of the shielding sleeve 1 by three slot blocks 41, the connection blocks 42 are arranged between the three slot blocks 41 and between the slot blocks 41 and the shielding sleeve 1, the connection blocks 42, the slot blocks 41 and the shielding sleeve 1 are integrally arranged, one side of one end of the fixture block 5, which is far away from the rotating sleeve 2, in the shielding sleeve 1 is provided with threads, the threads of the two fixture blocks 5, which are close to the top of the shielding sleeve 1, are opposite to those of the other two fixture blocks 5, which are close to the bottom of the shielding sleeve 1, because the four fixture blocks 5 and two sets of the fixture blocks are provided with two sets of opposite threads on the side surface, which is located in the shielding sleeve 1, the cables at the two ends of the cable connection, reduce the gap with cable junction, make connecting more inseparabler between the cable, can also prevent that the cable from sliding in the electromagnetic shield cover for cable junction's gap grow can prevent effectively that contact failure between the cable from causing the unexpected emergence that the electricity catches fire.

Example 2

Referring to fig. 1 and fig. 3, a further improvement is made on the basis of embodiment 1: the rotating sleeve 2 is attached inside the groove 3, and the thickness of the rotating sleeve 2 after the rotating sleeve 2 is attached to the groove 3 is not higher than the outer side of the shielding sleeve 1, so that no height difference exists between the rotating sleeve 2 and the shielding sleeve 1, the rotating sleeve 2 can be better attached, a palm can be prevented from being scratched by a diamond corner generated by the height difference between the rotating sleeve 2 and the shielding sleeve 1 when the rotating sleeve 2 is screwed, a gap at the longitudinal joint of the rotating sleeve 2 and the shielding sleeve 1 is not more than one millimeter, when a gap is reserved, the friction force between the rotating sleeve 2 and the shielding sleeve 1 can be reduced when the rotating sleeve 2 rotates, the rotating sleeve 2 rotates more smoothly, the gap is limited within one millimeter, the rotating sleeve 2 can be improved to have good stability when the rotating sleeve 2 rotates, and the gap of one millimeter can prevent impurities from falling into the rotating sleeve 2 to prevent the rotating sleeve 2 from normally rotating, and the rotating sleeve 2 and the shielding sleeve 1 have better integrity under the above arrangement, the integral aesthetic feeling of the device is improved.

Referring to fig. 3, an anti-slip sleeve 21 is arranged on the outer side of the rotating sleeve 2, longitudinal anti-slip lines are arranged on the outer side of the anti-slip sleeve 21, the anti-slip sleeve 21 is arranged on the outer side of the rotating sleeve 2, so that the friction force between a tool or a palm and the rotating sleeve 2 can be effectively improved, the problem that the tool or the palm is stuck with oil stains and cannot effectively rotate a rotating wheel when a circuit is maintained can be effectively solved, the anti-slip sleeve 21 is made of silica gel, and the silica gel has elasticity, so that the anti-slip sleeve can be well attached to the rotating sleeve 2, can be better attached to the tool or the palm, and can prevent the palm from being damaged; when rotating the cover 2, the antiskid cover 21 of silica gel material can not produce relative rotation with rotating between the cover 2 to can not influence the rotation that rotates cover 2, let whole device can not receive under the internal condition interference ground reach can shield electromagnetic radiation and can make cable junction inseparabler purpose again.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a conveniently cup joint electromagnetic shield cover of cable, includes shield cover (1) and rotates cover (2), its characterized in that: the outside of shield cover (1) is provided with recess (3), recess (3) and rotation cover (2) phase-match, the inside in shield cover (1) outside is provided with draw-in groove (4), draw-in groove (4) joint has fixture block (5), the one end fixed connection that draw-in groove (4) were kept away from in fixture block (5) rotates the inboard of cover (2).

2. The electromagnetic shield sleeve for facilitating the sleeving of cables of claim 1, wherein: the shielding sleeve (1) and the rotating sleeve (2) are formed by alternately weaving high-performance polyphenylene sulfide and nickel-plated copper microwires, the weaving layer is also made of impregnating resin, and the clamping block (5) and the rotating sleeve (2) are integrally arranged.

3. The electromagnetic shield sleeve for facilitating the sleeving of cables of claim 1, wherein: the figure of draw-in groove (4) is four, the figure of fixture block (5) is four, and fixture block (5) and draw-in groove (4) shape size phase-match, four draw-in grooves (4) are formed by three draw-in groove piece (41) with shielding cover (1) side partition, be provided with connecting block (42) between three draw-in groove piece (41) and between draw-in groove piece (41) and shielding cover (1), connecting block (42), draw-in groove piece (41) and shielding cover (1) set up as an organic whole.

4. An electromagnetic shield sleeve for facilitating the sleeving of cables according to claim 1 or 3, wherein: one end, far away from rotating sleeve (2), of fixture block (5) is provided with threads on one side of the interior of shielding sleeve (1), and two fixture blocks (5) close to the top of shielding sleeve (1) are opposite to the threads of the fixture blocks (5) close to the bottom of shielding sleeve (1).

5. The electromagnetic shield sleeve for facilitating the sleeving of cables of claim 1, wherein: the outer side of the rotating sleeve (2) is provided with an anti-slip sleeve (21), the anti-slip sleeve (21) is made of silica gel, and the outer side of the anti-slip sleeve (21) is provided with longitudinal anti-slip lines.

6. The electromagnetic shield sleeve for facilitating the sleeving of cables of claim 1, wherein: the rotary sleeve (2) is attached to the inner portion of the groove (3), the thickness of the rotary sleeve (2) after being attached to the groove (3) is not higher than the outer side of the shielding sleeve (1), and a gap at the longitudinal connecting position of the rotary sleeve (2) and the shielding sleeve (1) is not larger than one millimeter.