CN215452490U - Flexible explosion-proof cable accessory - Google Patents
Flexible explosion-proof cable accessory Download PDFInfo
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- CN215452490U CN215452490U CN202121223829.XU CN202121223829U CN215452490U CN 215452490 U CN215452490 U CN 215452490U CN 202121223829 U CN202121223829 U CN 202121223829U CN 215452490 U CN215452490 U CN 215452490U
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Abstract
The utility model particularly relates to a flexible explosion-proof cable accessory which comprises a first explosion-proof shell and a second explosion-proof shell, wherein elastic fixing ring pieces are arranged on two outer sides of the first explosion-proof shell and the second explosion-proof shell, pressure relief pipes are obliquely and symmetrically arranged on the end surfaces of the first explosion-proof shell and the second explosion-proof shell, a cable connector is arranged at the middle end inside a cable connecting cavity, and a fireproof filling cavity is arranged on the outer surface of the cable connector. And the safety of the use is improved.
Description
Technical Field
The utility model belongs to the technical field of power equipment, and particularly relates to a flexible explosion-proof cable accessory.
Background
At present, cable accessories are products for connecting flexible cables with power transmission and distribution lines and related power distribution devices, generally refer to intermediate connections and terminal connections of various cables in the flexible cable lines, and form a power transmission network together with the cables; the cable accessories mainly can restore the performance of the cable according to the characteristics of the cable structure, and can ensure the extension of the cable length and the connection of a terminal.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flexible explosion-proof cable accessory to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a flexible explosion-proof cable accessory comprises a first explosion-proof shell and a second explosion-proof shell, wherein elastic fixing ring parts are arranged on two outer sides of the first explosion-proof shell and the second explosion-proof shell, a fixing connector is arranged at one end of each elastic fixing ring part, pressure relief pipes are obliquely and symmetrically arranged on the end faces of the first explosion-proof shell and the second explosion-proof shell, a cable connecting cavity is formed between the inner sides of the first explosion-proof shell and the second explosion-proof shell, a cable connector is arranged at the middle end inside the cable connecting cavity, flexible cable bodies are electrically connected to two ends of the cable connector, cable sheaths are connected to two ends of the first explosion-proof shell and the second explosion-proof shell, a sealing explosion-proof rubber ring is arranged on one side of each cable sheath, a fireproof filling cavity is arranged on the outer surface of the cable connector, and a blocking layer is arranged on the outer surface of the fireproof filling cavity, the surface of separation explosion-proof layer is equipped with fire prevention fire-retardant layer, the surface on fire prevention fire-retardant layer is equipped with thermal-insulated waterproof layer.
As a further optimization of the technical scheme, the inner wall of the cable sheath is provided with a thermal expansion barrier layer, and the inner side surface of the thermal expansion barrier layer is in sealing fit with the surface of the flexible cable body.
As a further optimization of the technical scheme, the first explosion-proof shell and the second explosion-proof shell are clamped and connected through an elastic fixed ring piece, and the elastic fixed ring piece is fixedly connected through a bolt arranged on a fixed connector.
As a further optimization of the technical scheme, one end of the pressure relief pipe arranged on the first explosion-proof shell and the second explosion-proof shell penetrates and extends to the inner surface of the cable connection cavity.
As a further optimization of the technical scheme, the interior of the fireproof filling cavity is filled with an organic fireproof putty.
As a further optimization of the technical scheme, a fireproof adhesive tape layer is wound at the joint between the cable connector and the flexible cable body.
The utility model has the technical effects and advantages that: the flexible explosion-proof cable accessory is characterized in that a flexible cable body penetrates through a cable sheath and a sealed explosion-proof rubber ring which are arranged, then penetrates into a cable connecting cavity to be electrically and fixedly connected with a cable connector, and through the arrangement of a thermal expansion barrier layer arranged in the cable sheath, the thermal expansion barrier layer can be enabled to generate expansion after sensing heat to separate and seal the flexible cable body, and further a combustion source in a first explosion-proof shell and a second explosion-proof shell is separated to prevent the whole cable from being damaged by combustion, the first explosion-proof shell and the second explosion-proof shell are arranged by adopting high-strength aluminum-magnesium alloy, so that the flexible explosion-proof cable accessory has good corrosion resistance effect and high self-strength, and can play a fire extinguishing and flame retarding effect on the cable connecting cavity through the design of a fireproof filling cavity, a separation explosion-proof layer, a fireproof flame-retardant layer and a heat-insulating and waterproof layer in the first explosion-proof shell and the second explosion-proof shell, prevent the emergence of conflagration phenomenon, when the inside fire that catches fire of flexible cable body, fill the organic fire prevention putty that the intracavity set up through preventing fires, can prevent that the dangerous condition from further taking place, the setting that is equipped with the fire prevention sealing tape layer through the junction winding between cable joint head and the flexible cable body, the safety of electric connection department between cable joint head and the flexible cable body use has been guaranteed, even if conflagration breaks out, the cable joint head also can not burnt out, through first explosion-proof housing, the pressure release pipe that sets up on the second explosion-proof housing, timely relief pressure when can making the inside conflagration of cable joint intracavity, avoid the device to explode, through the setting of thermal-insulated waterproof layer and elastic fixation ring spare, the water-proof effects of the device has been increased, and improve the security height of its use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the internal structure of the present invention;
fig. 3 is a schematic side view of the elastic retainer ring according to the present invention.
In the figure: 1. a first explosion-proof housing; 2. a second explosion-proof housing; 3. an elastic fixed ring member; 4. a cable jacket; 5. a pressure relief pipe; 6. fixing the connector; 7. a cable connection cavity; 8. a flexible cable body; 9. a fire-resistant fill cavity; 10. a barrier explosion-proof layer; 11. a fire resistant and flame retardant layer; 12. a heat-insulating waterproof layer; 13. a barrier layer that expands upon heating; 14. sealing an explosion-proof rubber ring; 15. a cable connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a flexible explosion-proof cable accessory comprises a first explosion-proof shell 1 and a second explosion-proof shell 2, wherein elastic fixing ring pieces 3 are arranged on two sides of the outside of the first explosion-proof shell 1 and the second explosion-proof shell 2, one end of each elastic fixing ring piece 3 is provided with a fixed connector 6, the first explosion-proof shell 1 and the second explosion-proof shell 2 are connected in a clamping mode through the elastic fixing ring pieces 3, the elastic fixing ring pieces 3 are fixedly connected through bolts arranged on the fixed connectors 6, pressure relief pipes 5 are obliquely and symmetrically arranged on the end faces of the first explosion-proof shell 1 and the second explosion-proof shell 2, a cable connection cavity 7 is formed between the inner sides of the first explosion-proof shell 1 and the second explosion-proof shell 2, and one end of each pressure relief pipe 5 arranged on the first explosion-proof shell 1 and the second explosion-proof shell 2 penetrates through and extends to the inner side surface of the cable connection cavity 7.
A cable connector 15 is arranged at the middle end in the cable connecting cavity 7, two ends of the cable connector 15 are electrically connected with a flexible cable body 8, a fireproof adhesive tape layer is wound at the joint between the cable connector 15 and the flexible cable body 8, a barrier layer 13 which expands when heated is arranged on the inner wall of the cable sheath 4, the inner side surface of the barrier layer 13 which expands when heated is in sealing fit with the surface of the flexible cable body 8, a first explosion-proof shell 1, the both ends of second explosion-proof housing 2 are connected with cable sheath 4, one side of cable sheath 4 all is equipped with sealed explosion-proof rubber circle 14, the outside surface of cable connector 15 is equipped with fire prevention and fills chamber 9, the inside of fire prevention filling chamber 9 is filled and is equipped with organic fire prevention putty, the surface of fire prevention filling chamber 9 is equipped with separation explosion-proof layer 10, the surface of separation explosion-proof layer 10 is equipped with and is equipped with fire prevention fire-retardant layer 11, the surface of fire prevention fire-retardant layer 11 is equipped with thermal-insulated waterproof layer 12.
Specifically, the flexible cable body 8 penetrates through the arranged cable sheath 4 and the sealed explosion-proof rubber ring 14, then penetrates into the cable connecting cavity 7 to be electrically and fixedly connected with the cable connector 15, and the arrangement of the thermal expansion barrier layer 13 arranged in the cable sheath 4 can lead the thermal expansion barrier layer 13 to expand after sensing heat to separate and seal the flexible cable body 8, further separate the combustion source in the first explosion-proof shell 1 and the second explosion-proof shell 2 to avoid the whole cable from being damaged by combustion, the arrangement of the high-strength aluminum-magnesium alloy is adopted for the first explosion-proof shell 1 and the second explosion-proof shell 2, the anti-corrosion effect is good, the self-strength is high, the fire-extinguishing and flame-retardant effects can be achieved on the cable connecting cavity 7 through the design of the first explosion-proof shell 1, the fireproof filling cavity 9, the separating explosion-proof layer 10, the fireproof flame-retardant layer 11 and the heat-insulating and waterproof layer 12 in the second explosion-proof shell 2, prevent the emergence of conflagration phenomenon, when 8 inside fires of flexible cable body, pack the organic fire prevention putty that the intracavity was filled to set up through the fire prevention, can prevent that the dangerous condition from further taking place, the setting that is equipped with the fire prevention adhesive tape layer through the junction winding between cable joint 15 and the flexible cable body 8, the safety of electric connection department between cable joint 15 and the flexible cable body 8 use has been guaranteed, even take place the conflagration, cable joint 15 also can not burnt out, through first explosion-proof housing 1, the pressure release pipe 5 that sets up on the second explosion-proof housing 2, timely relief pressure when can making 7 inside conflagrations of cable joint chamber, avoid the device to explode.
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 or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. A flexible explosion-proof cable accessory comprises a first explosion-proof shell (1) and a second explosion-proof shell (2), and is characterized in that: elastic fixing ring parts (3) are arranged on two outer sides of the first explosion-proof shell (1) and the second explosion-proof shell (2), a fixing connector (6) is arranged at one end of each elastic fixing ring part (3), pressure relief pipes (5) are obliquely and symmetrically arranged on end faces of the first explosion-proof shell (1) and the second explosion-proof shell (2), a cable connecting cavity (7) is formed between the inner sides of the first explosion-proof shell (1) and the second explosion-proof shell (2), a cable connector (15) is arranged at the middle end inside the cable connecting cavity (7), two ends of the cable connector (15) are electrically connected with a flexible cable body (8), two ends of the first explosion-proof shell (1) and the second explosion-proof shell (2) are connected with cable sheaths (4), a sealing rubber ring (14) is arranged on one side of each cable sheath (4), and a fireproof filling cavity (9) is arranged on the outer surface of each cable connector (15), the outer surface of the fireproof filling cavity (9) is provided with a separation explosion-proof layer (10), the outer surface of the separation explosion-proof layer (10) is provided with a fireproof flame-retardant layer (11), and the outer surface of the fireproof flame-retardant layer (11) is provided with a heat-insulating waterproof layer (12).
2. A flexible explosion-proof cable accessory according to claim 1, wherein: the inner wall of cable sheath (4) is equipped with meets thermal expansion barrier layer (13), the medial surface that meets thermal expansion barrier layer (13) sets up with the sealed laminating in surface of flexible cable body (8).
3. A flexible explosion-proof cable accessory according to claim 1, wherein: the first explosion-proof shell (1) and the second explosion-proof shell (2) are clamped through an elastic fixed ring piece (3), and the elastic fixed ring piece (3) is fixedly connected through a bolt arranged on a fixed connector (6).
4. A flexible explosion-proof cable accessory according to claim 1, wherein: one end of a pressure relief pipe (5) arranged on the first explosion-proof shell (1) and the second explosion-proof shell (2) penetrates through the inner side surface of the cable connecting cavity (7) and extends to the inner side surface.
5. A flexible explosion-proof cable accessory according to claim 1, wherein: the interior of the fireproof filling cavity (9) is filled with organic fireproof blocking materials.
6. A flexible explosion-proof cable accessory according to claim 1, wherein: and a fireproof adhesive tape layer is wound at the joint between the cable connector (15) and the flexible cable body (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223829.XU CN215452490U (en) | 2021-06-03 | 2021-06-03 | Flexible explosion-proof cable accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223829.XU CN215452490U (en) | 2021-06-03 | 2021-06-03 | Flexible explosion-proof cable accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215452490U true CN215452490U (en) | 2022-01-07 |
Family
ID=79709533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121223829.XU Active CN215452490U (en) | 2021-06-03 | 2021-06-03 | Flexible explosion-proof cable accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215452490U (en) |
-
2021
- 2021-06-03 CN CN202121223829.XU patent/CN215452490U/en active Active
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