CN220400268U

CN220400268U - Environment-friendly energy-saving fireproof cable

Info

Publication number: CN220400268U
Application number: CN202321991771.2U
Authority: CN
Inventors: 魏成利
Original assignee: Hebei Chaohang Cable Co ltd
Current assignee: Hebei Chaohang Cable Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-26
Anticipated expiration: 2033-07-27

Abstract

The utility model provides an environment-friendly energy-saving fireproof cable, which relates to the technical field of cable performance improvement and comprises a supporting piece and a plurality of connecting pieces, wherein the supporting piece is used for fixing wires in the cable at intervals, the connecting pieces are arranged between two adjacent supporting pieces, each supporting piece comprises a middle block, splice plates are arranged on two sides of each middle block in a gathering mode, a filling layer is arranged between two adjacent middle blocks, annular grooves are formed in two sides of any middle block, elastic pieces in one-to-one correspondence to the number positions of the connecting pieces are distributed in the annular grooves in an annular array mode, two ends of each elastic piece are fixed in the annular grooves through connecting pieces, and when the connecting pieces are bent, a certain moving range of protrusions can be guaranteed through elastic expansion of the elastic pieces, so that the connecting pieces cannot be torn with contact surfaces of the filling layers.

Description

Environment-friendly energy-saving fireproof cable

Technical Field

The utility model relates to the technical field of cable performance improvement, in particular to an environment-friendly energy-saving fireproof cable.

Background

A cable is an electrical energy or signal transmission device, typically consisting of several wires or groups of wires, typically rope-like cables stranded from several wires or groups of wires (at least two each), each group of wires being insulated from each other and often twisted around a center, the whole being covered with a highly insulating coating. The cable has the characteristics of inner power supply and outer insulation, but when one of the wires is heated due to overload, the other wires can be influenced when the surface of the cable melts and fires.

Therefore, in the prior art, an environment-friendly energy-saving fireproof cable (patent publication number: CN 217386711U) is provided, wherein the supporting pieces are arranged to realize the separation of wires, when the cable is burned after the environment is on fire, the supporting pieces cannot be burned out so as to prevent the conductive wire cores from contacting each other to be short-circuited, and due to the existence of the connecting pieces, the supporting pieces can be uniformly distributed in the extending direction of the cable all the time, so that the situation that the conductive wire cores contact each other to be short-circuited due to the fact that the number of supporting pieces in a certain area is small due to the displacement of the supporting pieces is large is avoided;

but the applicant believes that: the prior art support has poor protective performance to the wires because: the filler is lacking between the supporting pieces in the prior art, so that when the temperature of the wires rises, the temperature rise in the space where the wires are located can cause the temperature rise of other wires in the space where the wires are located, and therefore the other wires have the risk of melting and firing, and therefore, the environment-friendly energy-saving fireproof cable capable of preventing the temperature rise of the other wires is provided.

Disclosure of Invention

The utility model aims to solve the problem that the support piece has poor protective performance on a wire in the prior art, and provides an environment-friendly energy-saving fireproof cable.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an environmental protection and energy saving fireproof cable, includes the support piece that is used for the cable inside wire interval to be fixed to and set up a plurality of connecting pieces between two adjacent support pieces, the support piece includes the intermediate block, the two sides of intermediate block gather and are provided with the splice plate, adjacent two be provided with the filling layer between the intermediate block, and the ring channel has all been seted up on the two sides of arbitrary intermediate block, annular array distributes and has the elastic component with a plurality of connecting piece quantity position one-to-one, elastic component surface center department is provided with the arch that is used for with connecting piece terminal surface fixed connection.

The utility model further optimizes the scheme: the side annular array of splice plate distributes and has a plurality of L type poles, the side fixedly connected with of intermediate piece a plurality of cover piece with L type pole one-to-one, L type pole is pegged graft with the inside slip of cover piece, cover piece surface runs through and is provided with the bolt with the grafting of L type pole.

The utility model further optimizes the scheme: the bolt is U type setting, and the bolt runs through the part of cover piece and L type pole and be the lead screw, intermediate piece and splice plate are the plectane design of same diameter, and the wire runs through intermediate piece and splice plate.

The utility model further optimizes the scheme: the protrusions extend through the splice plate surface.

The utility model further optimizes the scheme: connecting blocks are fixedly connected to the two ends of the elastic piece, and the connecting blocks are fixedly connected with the inner wall of the annular groove.

The utility model further optimizes the scheme: the side edges of the middle blocks are provided with wrapping layers, and the wrapping layers are provided with protective skins.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the space between two adjacent intermediate blocks can be completely sealed by the filling layer, namely, the relative position of the wires is supported, the filling layer formed after filling and curing by adopting the fireproof rubber solution can ensure that the cables can be bent, the elastic piece in the scheme is a high-strength elastic rope, the raised support can be realized, when the cables are bent, the elastic piece can be utilized to stretch out and draw back when the connecting piece is arc-shaped, the raised enters between the two adjacent intermediate blocks under the pulling action of the connecting piece, and when the cables are reset, the raised enters the annular groove again through the elastic shrinkage of the elastic piece, namely, the bent angle range of the wires can be increased, and the set filling layer cannot influence the wires at other positions when the temperature of one of the wires is raised and melted.

2. According to the utility model, the two ends of the elastic piece are fixed in the annular groove through the connecting blocks, and when the connecting piece is bent, the elastic expansion and contraction of the elastic piece can ensure that the bulge has a certain movement range, so that the contact surface of the connecting piece and the filling layer cannot be torn.

Drawings

Fig. 1 is a schematic perspective view of an environment-friendly energy-saving fireproof cable according to the present utility model;

fig. 2 is a schematic cross-sectional view of the environment-friendly energy-saving fireproof cable of fig. 1;

fig. 3 is an enlarged view of a position a in fig. 2 of the environmental protection, energy saving and fire prevention cable according to the present utility model.

Legend description: 1. a protective skin; 2. a wrapping layer; 3. splice plates; 4. a wire; 5. a filling layer; 6. a connecting block; 7. a middle block; 8. an L-shaped rod; 9. a plug pin; 10. sleeving blocks; 11. an elastic member; 12. an annular groove; 13. a connecting piece; 14. a protrusion.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

As shown in fig. 1-3, the environment-friendly energy-saving fireproof cable comprises supporting pieces for fixing the inner wires 4 of the cable at intervals and a plurality of connecting pieces 13 arranged between two adjacent supporting pieces, wherein each supporting piece comprises a middle block 7, splice plates 3 are arranged on two sides of each middle block 7 in a gathering manner, a filling layer 5 is arranged between two adjacent middle blocks 7, annular grooves 12 are formed on two sides of any middle block 7, elastic pieces 11 in one-to-one correspondence to the number positions of the connecting pieces 13 are distributed in the annular grooves 12 in an annular array manner, and protrusions 14 for fixedly connecting the end faces of the connecting pieces 13 are arranged at the center of the surfaces of the elastic pieces 11;

in the scheme, the method comprises the following steps: the filling layer 5 that sets up can seal completely the space between two adjacent intermediate pieces 7 promptly, realize supporting the relative position of wire 4, adopt the filling layer 5 that fire prevention rubber solution filled and solidified formed can guarantee that the cable can bend, and the elastic component 11 in this scheme is high strength elastic cord, can realize the support to protruding 14, and when the cable is crooked, connecting piece 13 is the arc, can utilize the elasticity flexible of elastic component 11, make protruding 14 get into between two adjacent intermediate pieces 7 under the pulling effect of connecting piece 13, and when the cable resets, through the elasticity shrink of elastic component 11, can make protruding 14 reentrant ring channel 12 in, guarantee that wire 4 can increase the angle scope of bending promptly, and the filling layer 5 that sets up can not influence wire 4 of other positions when one of them wire 4 temperature rise melts.

As a further optimization of the present utility model, as shown in fig. 2 and 3: the side annular array of splice plate 3 distributes and has a plurality of L type poles 8, and the side fixedly connected with of intermediate piece 7 a plurality of cover piece 10 with L type pole 8 one-to-one, and L type pole 8 is pegged graft with the inside slip of cover piece 10, and the cover piece 10 surface runs through and is provided with the bolt 9 that pegs graft with L type pole 8.

In addition: the bolt 9 is U-shaped, the part of the bolt 9 penetrating through the sleeve block 10 and the L-shaped rod 8 is a screw rod, the middle block 7 and the splice plate 3 are all circular plate designs with the same diameter, and the lead 4 penetrates through the middle block 7 and the splice plate 3;

the sleeve block 10 is inserted through the L-shaped rod 8, then the sleeve block 10 and the L-shaped rod 8 are penetrated through the bolt 9, so that the relative position of the splice plate 3 and the middle block 7 can be guaranteed to be fixed, and the screw rod part arranged on the bolt 9 through a nut is convenient to realize the relative position fixation of the bolt 9 and the sleeve block 10 and prevent the bolt 9 from falling off.

As a further optimization of the present utility model, as shown in fig. 2: the protrusions 14 penetrate the surface of the splice plate 3.

As a further optimization of the present utility model, as shown in fig. 2: connecting blocks 6 are fixedly connected to the two ends of the elastic piece 11, and the connecting blocks 6 are fixedly connected with the inner wall of the annular groove 12;

the two ends of the elastic piece 11 are conveniently fixed in the annular groove 12 through the connecting piece 6, and when the connecting piece 13 is bent, the elastic expansion and contraction of the elastic piece 11 can ensure that the bulge 14 has a certain movement range, so that the contact surface of the connecting piece 13 and the filling layer 5 cannot be torn.

As a further optimization of the present utility model, as shown in fig. 1: the side edges of the intermediate blocks 7 are provided with wrapping layers 2, and the wrapping layers 2 are provided with protective skins 1.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides an environmental protection and energy saving fireproof cable, is including being used for the support piece of cable inside wire (4) interval fixed to and set up a plurality of connecting pieces (13) between two adjacent support pieces, its characterized in that: the supporting piece comprises a middle block (7), splice plates (3) are arranged on two sides of the middle block (7), a filling layer (5) is arranged between every two adjacent middle blocks (7), annular grooves (12) are formed in two sides of any middle block (7), elastic pieces (11) corresponding to the number positions of a plurality of connecting pieces (13) one by one are distributed in annular arrays in the annular grooves (12), and protrusions (14) fixedly connected with the end faces of the connecting pieces (13) are arranged at the center of the surfaces of the elastic pieces (11).

2. The environmentally friendly energy efficient fire resistant cable of claim 1 wherein: the side annular array of splice plate (3) distributes and has a plurality of L type poles (8), the side fixedly connected with of intermediate block (7) a plurality of cover piece (10) with L type pole (8) one-to-one, L type pole (8) are pegged graft with the inside slip of cover piece (10), cover piece (10) surface run through be provided with the bolt (9) of pegging graft of L type pole (8).

3. The environmentally friendly energy efficient fire resistant cable of claim 2 wherein: the bolt (9) is U-shaped, the portion of the bolt (9) penetrating through the sleeve block (10) and the L-shaped rod (8) is a screw rod, the middle block (7) and the splice plate (3) are of circular plate designs with the same diameter, and the lead (4) penetrates through the middle block (7) and the splice plate (3).

4. The environmentally friendly energy efficient fire resistant cable of claim 1 wherein: the protrusions (14) penetrate through the surface of the splice plate (3).

5. The environmentally friendly energy efficient fire resistant cable of claim 1 wherein: connecting blocks (6) are fixedly connected to the two ends of the elastic piece (11), and the connecting blocks (6) are fixedly connected with the inner wall of the annular groove (12).

6. The environmentally friendly energy efficient fire resistant cable of claim 1 wherein: the side edges of the middle blocks (7) are provided with wrapping layers (2), and the wrapping layers (2) are provided with protective skins (1).