CN220106075U

CN220106075U - Mineral insulated cable

Info

Publication number: CN220106075U
Application number: CN202321748901.XU
Authority: CN
Inventors: 闫秋利; 刘龙
Original assignee: Fuhai Co ltd
Current assignee: Fuhai Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2023-11-28
Anticipated expiration: 2033-07-05

Abstract

The utility model discloses a mineral insulated cable, which comprises a conductor, wherein a ceramic silicon rubber belt layer is arranged on the outer surface of the conductor, the inner wall of the ceramic silicon rubber belt layer is fixedly connected with the outer surface of the conductor, an insulating layer is fixedly connected with the outer surface of the ceramic silicon rubber belt layer, a fiber layer is fixedly connected with the outer surface of the insulating layer, and two groups of equidistant mounting grooves are formed in the outer surface of the wear-resisting layer. This device can carry out signal and power transmission's effect through the installation conductor, reaches mineral cable normal use's purpose, through wearing layer, mounting groove, buffer spring and the mutually supporting of lug, replaced traditional mineral cable's protection method, make this device can be when receiving the extrusion, buffer spring and lug compress the effect to avoid the conductor to appear damaging or cracked phenomenon, reached the buffering effect to mineral cable, through the installation fibrous layer, can guarantee the intensity of whole mineral insulated cable.

Description

Mineral insulated cable

Technical Field

The utility model relates to the technical field of cables, in particular to a mineral insulated cable.

Background

The cable is a rope-like cable formed by twisting several or several groups of wires, each group of wires are mutually insulated and are often twisted around a center, the whole outside is covered with a highly insulating coating layer, the cable has the characteristics of inner electrifying and outer insulating, and when the mineral insulated cable is extruded for a long time in the transportation process, the cable is damaged or the conductors are broken, so that the effect of signal and power transmission is affected, larger economic loss is caused for people, the use cost of production is increased, and living and working effects are caused for people.

For this purpose we propose a mineral insulated cable solving the above mentioned problems.

Disclosure of Invention

The present utility model is directed to a mineral insulated cable for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a mineral insulated cable, includes the conductor, the surface of conductor is equipped with ceramic silicone rubber tape layer, the inner wall and the surface fixed connection of conductor of ceramic silicone rubber tape layer, the surface fixedly connected with insulating layer of ceramic silicone rubber tape layer, the surface fixedly connected with fibrous layer of insulating layer, the surface on fibrous layer is equipped with the wearing layer, the mounting groove that two sets of equidistance were arranged has been seted up to the surface on wearing layer, two sets of the inside of mounting groove all is equipped with buffer spring, two sets of the one end that buffer spring is close to each other is respectively with the interior bottom wall fixed connection of two sets of mounting grooves, two sets of the one end that buffer spring kept away from each other is equal fixedly connected with lug.

In a further embodiment, the inner wall of the wear-resistant layer is fixedly connected with a compression-resistant layer, and the inner wall of the compression-resistant layer is fixedly connected with the outer surface of the fiber layer.

In a further embodiment, the insulating layer is made of rubber.

In a further embodiment, a protective sleeve is disposed on the outer surface of each bump, and inner walls of the two sets of protective sleeves are fixedly connected with the outer surfaces of the two sets of bumps respectively.

In a further embodiment, the diameter of the projection is smaller than the diameter of the mounting groove.

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

this device can carry out signal and power transmission's effect through the installation conductor, reach mineral cable normal use's purpose, through wearing layer, the mounting groove, the mutually supporting of buffer spring and lug, replaced traditional mineral cable's protection method, make this device can be when receiving the extrusion, buffer spring and lug compress the effect, thereby avoid the conductor to appear damaging or cracked phenomenon, reached the cushioning effect to mineral cable, through the installation fibrous layer, can guarantee the intensity of whole mineral insulated cable, simultaneously through setting up at the inside ceramic silicone rubber tape layer of mineral insulated cable can improve its holistic resistance to compression effect, avoid the cable to receive external force extrusion and the condition emergence of broken sinle silk in the in-process of transport.

Drawings

Fig. 1 is a schematic perspective view of a mineral insulated cable;

fig. 2 is a schematic perspective view of a mineral insulated cable in a top view;

fig. 3 is an enlarged schematic view of the mineral insulated cable shown at a in fig. 2.

In the figure: 1. a conductor; 2. ceramic silicone rubber belt layer; 3. an insulating layer; 4. a fibrous layer; 5. a compression-resistant layer; 6. a wear-resistant layer; 7. a buffer spring; 8. a protective sleeve; 9. a bump; 10. and a mounting groove.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, in the utility model, a mineral insulated cable comprises a conductor 1, wherein a ceramic silicon rubber belt layer 2 is arranged on the outer surface of the conductor 1, the inner wall of the ceramic silicon rubber belt layer 2 is fixedly connected with the outer surface of the conductor 1, an insulating layer 3 is fixedly connected with the outer surface of the ceramic silicon rubber belt layer 2, a fiber layer 4 is fixedly connected with the outer surface of the insulating layer 3, a wear-resistant layer 6 is arranged on the outer surface of the fiber layer 4, two groups of equidistantly arranged mounting grooves 10 are formed on the outer surface of the wear-resistant layer 6, buffer springs 7 are arranged in the two groups of mounting grooves 10, one ends of the two groups of buffer springs 7, which are close to each other, are fixedly connected with inner bottom walls of the two groups of mounting grooves 10 respectively, and one ends of the two groups of buffer springs 7, which are far away from each other, are fixedly connected with a bump 9.

The inner wall fixedly connected with compressive layer 5 of wearing layer 6, the inner wall of compressive layer 5 and the surface fixed connection of fibrous layer 4 can strengthen the intensity of mineral cable, reduce the cracked phenomenon of conductor 1, the protection effect of this device has been improved, insulating layer 3 is the rubber material, play better electric power to conductor 1 and insulate, avoid taking place the phenomenon of electric leakage in the use, the live time of extension cable, the surface of every lug 9 all is equipped with protective sheath 8, the inner wall of two sets of protective sheath 8 respectively with the surface fixed connection of two sets of lugs 9, can reduce the wearing and tearing that lug 9 received when the extrusion, the life of extension lug 9, the practicality of this device has been improved, the diameter of lug 9 is less than the diameter of mounting groove 10, can get into the inside of mounting groove 10 when buffer spring 7 shrink, the cushioning effect of cable is strengthened.

The working principle of the utility model is as follows:

this device can realize cable power transmission's effect through installation conductor 1, guarantee the normal operating of this device, through installation insulating layer 3, can carry out insulating protection's effect to conductor 1, avoid appearing the phenomenon of cable electric leakage when using, through installation fibrous layer 4 and ceramic silicone rubber layer 2, play the toughness intensity that strengthens this device, thereby avoid this device to appear the conductor 1 fracture in the in-process of using or transport and influence people's normal use, through installation wearing layer 6, mounting groove 10, buffer spring 7 and lug 9, can realize when the lug 9 on cable surface receives the extrusion, with pressure transmission to buffer spring 7, and make buffer spring 7 compress, and drive lug 9 shrink, after the pressure is ended, utilize buffer spring 7's elasticity to reset lug 9, can reach the effect of buffering.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A mineral insulated cable, characterized by: including conductor (1), the surface of conductor (1) is equipped with ceramic silicone rubber band layer (2), the inner wall of ceramic silicone rubber band layer (2) and the surface fixed connection of conductor (1), the surface fixedly connected with insulating layer (3) of ceramic silicone rubber band layer (2), the surface fixedly connected with fibrous layer (4) of insulating layer (3), the surface of fibrous layer (4) is equipped with wearing layer (6), the mounting groove (10) that two sets of equidistance were arranged are seted up to the surface of wearing layer (6), two sets of the inside of mounting groove (10) all is equipped with buffer spring (7), two sets of the one end that buffer spring (7) are close to each other is with the interior bottom fixed connection of two sets of mounting groove (10) respectively, two sets of the equal fixedly connected with lug (9) of one end that buffer spring (7) kept away from each other.

2. A mineral insulated cable according to claim 1, characterized in that: the inner wall of wearing layer (6) fixedly connected with compressive layer (5), the inner wall of compressive layer (5) is fixedly connected with the surface of fibrous layer (4).

3. A mineral insulated cable according to claim 1, characterized in that: the insulating layer (3) is made of rubber.

4. A mineral insulated cable according to claim 1, characterized in that: the outer surface of each lug (9) is provided with a protective sleeve (8), and the inner walls of the two groups of protective sleeves (8) are fixedly connected with the outer surfaces of the two groups of lugs (9) respectively.

5. A mineral insulated cable according to claim 1, characterized in that: the diameter of the protruding block (9) is smaller than that of the mounting groove (10).