CN214673030U

CN214673030U - Cable connector with shielding function for switch cabinet

Info

Publication number: CN214673030U
Application number: CN202121374905.7U
Authority: CN
Inventors: 石礼豪; 杨钧美; 杨玉喜
Original assignee: Zhejiang Yihao Electric Co ltd
Current assignee: Zhejiang Yihao Electric Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-11-09
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a cable joint for cubical switchboard with shielding function, its technical scheme main points are: the connector comprises a connector body, wherein openings are formed in the upper end and the lower end of the connector body, a shielding sleeve is fixedly arranged in the inner wall of each opening, the shielding sleeve is in a truncated cone shape and made of vulcanized rubber, and a first shielding layer is fixedly arranged in the shielding sleeve; the inside of joint body is filled with honeycomb's second shielding layer, and the material of second shielding layer is aluminium.

Description

Cable connector with shielding function for switch cabinet

Technical Field

The utility model belongs to the technical field of the cable joint technique for the cubical switchboard and specifically relates to a cable joint for cubical switchboard with shielding function.

Background

In the field of power systems, cables are usually connected through cable connectors, so that the length of the cables is increased, and the danger of electric leakage caused by the fact that the connecting parts of the cables are exposed outside can be avoided. In order to shield electromagnetic waves generated when the cable is energized, the connection is generally made by a shield joint to prevent electromagnetic radiation from affecting human bodies and other electrical components.

Referring to the existing chinese patent with publication number CN106099447B, a cable connector is disclosed, which includes a connector body, a magnet for adsorbing a corresponding screw head is disposed on the connector body, a screw head conductive contact structure for contacting and conductively matching with the screw head is disposed on the connector body and/or the magnet, and an upper wire connection structure electrically connected with the conductive contact structure and for connecting with a corresponding upper wire is further disposed on the connector body and/or the magnet.

The cable joint has incomplete shielding performance and cannot be adapted to cables with different diameters.

SUMMERY OF THE UTILITY MODEL

To the problem mentioned in the background art, the utility model aims at providing a cable joint for cubical switchboard with shielding function to solve the problem that the shielding effect mentioned in the background art is incomplete and can not adapt to different diameter cables.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a cable joint with a shielding function for a switch cabinet comprises a joint body, wherein openings are formed in the upper end and the lower end of the joint body, a shielding sleeve is fixedly arranged in the inner wall of each opening, the shielding sleeve is in a round table shape and made of vulcanized rubber, and a first shielding layer is fixedly arranged inside the shielding sleeve; a second shielding layer with a honeycomb structure is filled in the connector body, and the second shielding layer is made of aluminum; the first shielding sleeve is fixedly arranged in the upper end opening and the lower end opening of the connector body, and the first shielding layer is arranged in the interlayer of the shielding sleeve, so that the shielding effect of the connector body can be further improved, and electric signals and the like can be prevented from flowing in or out from a joint gap between a cable and an interface; the second shielding layer of the micro-honeycomb structure is filled in the connector body and made of aluminum, the density of the aluminum is low, the shielding performance is guaranteed while the weight of the street body is not increased, and the honeycomb structure can shield and weaken electric waves to the maximum extent; meanwhile, the comprehensive shielding effect is realized; the shielding sleeve is made of vulcanized rubber which has the characteristics of difficult breakage, wear resistance, high temperature resistance and good heat dissipation effect; the most important time vulcanized rubber's setting can be better laminating cable surface, through the cable of the different diameters of elasticity potential energy adaptation of self simultaneously.

Furthermore, an annular groove is formed in the middle of the joint body.

Through adopting above-mentioned technical scheme, the setting of annular groove is for the convenience of customers increase hand and connect the frictional force between the body or the application of force of being convenient for when the installation cable, promotes work experience and efficiency.

Furthermore, a cylinder is arranged inside the shielding sleeve, and a through hole matched with the cylinder is formed in the first shielding layer.

Through adopting above-mentioned technical scheme, the setting of cylinder is because be mingled with the shielding layer and lead to the condition that the shield is easy to split in order to avoid the shield cover, can make the shield cover two sides interconnect more firm.

Furthermore, the material of the first shielding layer is thickened aluminum foil.

Through adopting above-mentioned technical scheme, the aluminium foil quality is light to be carried with low costs, and is resistant buckling, can avoid high temperature weather ambient temperature to influence inside cable simultaneously.

Further, one end of the shielding sleeve with the large aperture faces to the middle position of the connector body.

Through adopting above-mentioned technical scheme, such design is convenient for the cable from the shield sleeve plug-in connection body, labour saving and time saving promotes work and experiences.

Furthermore, the inner wall of the shielding sleeve is covered with a polyurethane coating.

Through adopting above-mentioned technical scheme, polyurethane coating can guarantee that clamping device has elastic messenger's shield cover inner wall surface and becomes smooth, and is more smooth and easy convenient when inserting the cable like this, can not be convenient for insert because of frictional force is too big.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses, improve traditional cable joint for cubical switchboard, fixedly set up the first shielding cover in the upper and lower end opening of joint body, be provided with the first shielding layer in the intermediate layer of shielding cover, can further promote the shielding effect of joint body, avoid the laminating of cable and interface to go out the gap and flow in or flow out electric signal etc.; the second shielding layer of the micro-honeycomb structure is filled in the connector body and made of aluminum, the density of the aluminum is low, the shielding performance is guaranteed while the weight of the street body is not increased, and the honeycomb structure can shield and weaken electric waves to the maximum extent; meanwhile, the comprehensive shielding effect is realized.

2. The utility model discloses a, improve traditional cable joint for cubical switchboard, fixedly set up the first shielding cover in the upper and lower end opening of joint body, the material of shielding cover is vulcanized rubber, vulcanized rubber has difficult rupture, wear-resisting and high temperature resistant and radiating effectual characteristics; the most important time vulcanized rubber's setting can be better laminating cable surface, through the cable of the different diameters of elasticity potential energy adaptation of self simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a schematic structural view of the shielding case.

In the figure: 1. a connector body; 2. an opening; 3. a shielding sleeve; 4. a first shielding layer; 5. an annular groove; 6. a cylinder; 7. a through hole; 8. and a second shielding layer.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-2, a cable connector for a switch cabinet with a shielding function includes a connector body 1, wherein openings 2 are formed at upper and lower ends of the connector body 1, a shielding sleeve 3 is fixedly disposed in an inner wall of the opening 2, the shielding sleeve 3 is in a truncated cone shape and made of vulcanized rubber, and a first shielding layer 4 is fixedly disposed inside the shielding sleeve 3; the inside of the joint body 1 is filled with a second shielding layer 8 with a honeycomb structure, and the second shielding layer 8 is made of aluminum; a first shielding sleeve 3 is fixedly arranged in the opening 2 at the upper end and the lower end of the connector body 1, and a first shielding layer 4 is arranged in an interlayer of the shielding sleeve 3, so that the shielding effect of the connector body 1 can be further improved, and electric signals and the like can be prevented from flowing into or out of a joint gap between a cable and a connector; the second shielding layer 8 of the micro-honeycomb structure is filled in the joint body 1 and made of aluminum, the density of the aluminum is low, the shielding performance is guaranteed while the weight of the joint body is not increased, and the honeycomb structure can shield and weaken electric waves to the maximum extent; meanwhile, the comprehensive shielding effect is realized; the shielding sleeve 3 is made of vulcanized rubber which has the characteristics of difficult breakage, wear resistance, high temperature resistance and good heat dissipation effect; the most important time vulcanized rubber's setting can be better laminating cable surface, through the cable of the different diameters of elasticity potential energy adaptation of self simultaneously.

Referring to fig. 1, the intermediate position of joint body 1 is provided with annular groove 5, and annular groove 5's setting is for the convenience of the user increase the frictional force between hand and the joint body 1 or be convenient for the application of force when the installation cable, promotes work experience and efficiency.

Referring to fig. 2, the inside cylinder 6 that is provided with of housing 3, be provided with on the first shielding layer 4 with cylinder 6 complex through-hole 7, the setting of cylinder 6 is because the condition that avoids housing 3 to lead to housing 3 to split easily because be mingled with the shielding layer, can make housing 3 two sides interconnect more firm.

Referring to fig. 1 and 2, the first shielding layer 4 is made of thickened aluminum foil, which is light in weight, easy to handle, and resistant to bending, and can prevent the influence of high-temperature weather and external temperature on the internal cable.

Referring to fig. 1 and 2, the end with the large caliber of the shielding sleeve 3 faces the middle position of the connector body 1, the cable can be conveniently inserted into the connector body 1 from the shielding sleeve 3 through the design, and time and labor are saved, and the work experience is improved.

Referring to fig. 1, the inner wall of the shielding sleeve 3 is covered with a polyurethane coating, and the polyurethane coating can ensure that the clamping device has elasticity and simultaneously the surface of the inner wall of the shielding sleeve 3 becomes smooth, so that the cable can be inserted more smoothly and conveniently without being conveniently inserted due to too large friction force.

When the utility model is used, the first shielding sleeve 3 is fixedly arranged in the upper end opening 2 and the lower end opening 2 of the joint body 1, and the first shielding layer 4 is arranged in the interlayer of the shielding sleeve 3, so that the shielding effect of the joint body 1 can be further improved, and electric signals and the like can be prevented from flowing in or out from the joint gap between a cable and an interface; the second shielding layer 8 of the micro-honeycomb structure is filled in the joint body 1 and made of aluminum, the density of the aluminum is low, the shielding performance is guaranteed while the weight of the joint body is not increased, and the honeycomb structure can shield and weaken electric waves to the maximum extent; meanwhile, the comprehensive shielding effect is realized; the first shielding sleeve 3 is fixedly arranged in the opening 2 at the upper end and the lower end of the joint body 1, the shielding sleeve 3 is made of vulcanized rubber, and the vulcanized rubber has the characteristics of difficulty in breaking, wear resistance, high temperature resistance and good heat dissipation effect; the most important time vulcanized rubber's setting can be better laminating cable surface, through the cable of the different diameters of elasticity potential energy adaptation of self simultaneously.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cable joint for cubical switchboard with shielding function, includes joint body (1), its characterized in that: openings (2) are formed in the upper end and the lower end of the connector body (1), a shielding sleeve (3) is fixedly arranged in the inner wall of each opening (2), the shielding sleeve (3) is in a truncated cone shape and made of vulcanized rubber, and a first shielding layer (4) is fixedly arranged in the shielding sleeve (3); the connector is characterized in that a second shielding layer (8) of a honeycomb structure is filled in the connector body (1), and the second shielding layer (8) is made of aluminum.

2. The cable connector with shielding function for switch cabinet according to claim 1, characterized in that: an annular groove (5) is formed in the middle of the joint body (1).

3. The cable connector with shielding function for switch cabinet according to claim 1, characterized in that: the shielding sleeve (3) is internally provided with a cylinder (6), and the first shielding layer (4) is provided with a through hole (7) matched with the cylinder (6).

4. The cable connector with shielding function for switch cabinet according to claim 1, characterized in that: the first shielding layer (4) is made of thickened aluminum foil.

5. The cable connector with shielding function for switch cabinet according to claim 1, characterized in that: the end with the large caliber of the shielding sleeve (3) faces to the middle position of the joint body (1).

6. The cable connector with shielding function for switch cabinet according to claim 1, characterized in that: the inner wall of the shielding sleeve (3) is covered with a polyurethane coating.