CN217902779U - Control cable with separate oxygen layer and realize high fire-retardant - Google Patents
Control cable with separate oxygen layer and realize high fire-retardant Download PDFInfo
- Publication number
- CN217902779U CN217902779U CN202220954591.6U CN202220954591U CN217902779U CN 217902779 U CN217902779 U CN 217902779U CN 202220954591 U CN202220954591 U CN 202220954591U CN 217902779 U CN217902779 U CN 217902779U
- Authority
- CN
- China
- Prior art keywords
- air cavity
- wall
- retardant
- sliding
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
The utility model relates to the technical field of cables, specifically speaking relates to a control cable with separate oxygen layer and realize high fire-retardant. The cable comprises a cable core, wherein an air cavity layer is arranged on the outer wall of the cable core, the inner wall of the air cavity layer is communicated with a sliding sleeve, a sliding cylinder is arranged in the sliding sleeve in a sliding mode, a through hole is formed in the outer wall of the sliding cylinder in a communicating mode, the sliding cylinder is matched with the inside of the sliding sleeve, a spongy cushion is arranged between the air cavity layer and the cable core, a notch is formed in the outer wall of the spongy cushion, the notch is used for accommodating the end portion of the sliding cylinder when the end portion of the sliding cylinder slides out of the inside of the sliding sleeve, a flame retardant is filled in the sliding cylinder, and inert gas is filled in the air cavity layer. The utility model discloses can ensure still not to separate oxygen fire-retardant when the intensity of a fire is not big for fire-retardant layer forms efficiency, improves the security.
Description
Technical Field
The utility model relates to the technical field of cables, specifically speaking relates to a control cable with separate oxygen layer and realize high fire-retardant.
Background
The control cable is a polyvinyl chloride insulation and polyvinyl chloride sheath control cable suitable for industrial and mining enterprises, energy traffic departments and occasions for controlling and protecting circuits with the AC rated voltage of below 450/750 volts, wherein the oxygen-isolating layer flame-retardant cable is widely used.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a have and separate oxygen layer and realize high fire-retardant control cable to solve the problem that proposes in the above-mentioned background art.
For realizing the above-mentioned purpose, the utility model provides a control cable with separate oxygen layer and realize high fire-retardant, the cable core comprises a cable core, the cable core outer wall is equipped with the air cavity layer, air cavity layer inner wall intercommunication has the sliding sleeve, the inside slip of sliding sleeve is equipped with the slide cartridge, the through-hole has been seted up to slide cartridge outer wall intercommunication, the slide cartridge with the inside looks adaptation of sliding sleeve, the air cavity layer with be equipped with the foam-rubber cushion between the cable core, the fluting has been seted up to the foam-rubber cushion outer wall, the fluting is used for at slide cartridge tip roll-off when the sliding sleeve is inside, hold the slide cartridge tip, the inside packing of slide cartridge has the fire retardant, the inside packing of air cavity layer has inert gas.
The utility model discloses when specifically using, at the inside fire retardant that fills of slide cartridge, at the inside inert gas that fills of air cavity layer, when the conflagration breaing out around control cable, the temperature risees, inert gas senses high temperature inflation, promote slide cartridge to slide inside the sliding sleeve, the through-hole that realizes the sliding sleeve outer wall is converted into the inside fluting of inserting the foam-rubber cushion by the encapsulated situation that is located the sliding sleeve inside, make the inside fire retardant of slide cartridge flow direction foam-rubber cushion inside from the through-hole, make the foam-rubber cushion adsorb the fire retardant and form the fire-retardant layer of isolating oxygen, along with the intensity of a fire increases, flame burning is to the air cavity layer, inside inert gas flows and separates oxygen to flame, further extinguish flame.
As a further improvement of the technical scheme, the outer wall of the air cavity layer is provided with a sheath.
As a further improvement of the technical scheme, a disturbance fan is rotationally arranged in the sliding cylinder.
As a further improvement of the technical scheme, the end part of the disturbance fan is connected with a rotating rod, the end part of the rotating rod rotatably extends out of the sliding cylinder, the end part of the sliding sleeve, which is close to the air cavity layer, is connected with a rack, the outer wall of the rack is meshed with a gear disc, and two bevel gears which are vertically meshed are arranged between the end part of the gear disc and the end part of the rotating rod.
As a further improvement of the technical scheme, a support plate is arranged at the end part, far away from the spongy cushion, of the sliding cylinder, and the gear disc rotates on the surface of the support plate.
As a further improvement of the technical scheme, a spring is fixedly connected between the end part of the sliding cylinder and the outer wall of the cable core, and the spring is positioned in the open groove.
Compared with the prior art, the beneficial effects of the utility model are that:
in this control cable with separate oxygen layer and realize high fire-retardant, through the inside inert gas in air cavity layer, can be after being heated inflation, thereby promote the slide cartridge and slide inside the sliding sleeve, the through-hole that realizes the sliding sleeve outer wall is inside inserting the inside fluting of foam-rubber cushion by being located the inside encapsulated situation conversion of sliding sleeve, make the inside fire retardant of slide cartridge flow into inside the foam-rubber cushion from the through-hole, make the foam-rubber cushion adsorb the fire retardant and form and separate oxygen fire-retardant layer, can avoid flame to burn the cable core, ensure still not very much at the intensity of a fire just can separate oxygen fire-retardant, the security is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a partial cutaway view of the overall structure of embodiment 1 of the present invention;
fig. 3 is a cross-sectional view of the whole structure of embodiment 1 of the present invention;
fig. 4 is a schematic view of the structure of the air cavity layer in embodiment 1 of the present invention;
FIG. 5 is a schematic structural view of a foam-rubber cushion of embodiment 1 of the present invention;
fig. 6 is a cutaway view of the slide cylinder structure of embodiment 1 of the present invention.
The various reference numbers in the figures mean:
1. a cable core; 2. an air cavity layer; 21. a sponge cushion; 210. grooving; 22. a sliding sleeve; 23. a slide cylinder; 230. a through hole; 24. a spring; 25. a disturbance fan; 251. a rotating rod; 252. a bevel gear; 253. a gear plate; 254. a support plate; 26. a rack; 3. a sheath.
Detailed Description
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. 1-6, the present embodiment provides a control cable with an oxygen barrier layer to achieve high flame retardancy, including a cable core 1, the outer wall of the cable core 1 is provided with an air cavity layer 2, the inner wall of the air cavity layer 2 is communicated with a sliding sleeve 22, the inside of the sliding sleeve 22 is slidably provided with a sliding barrel 23, the outer wall of the sliding barrel 23 is communicated with a through hole 230, the sliding barrel 23 is adapted to the inside of the sliding sleeve 22, a foam cushion 21 is arranged between the air cavity layer 2 and the cable core 1, the outer wall of the foam cushion 21 is provided with a slot 210, the slot 210 is used for accommodating the end of the sliding barrel 23 when the end of the sliding barrel 23 slides out of the inside of the sliding sleeve 22, the sliding barrel 23 is filled with a flame retardant, the inside of the air cavity layer 2 is filled with an inert gas, considering that the existing cable cannot timely retard flame of the control cable after sensing high temperature, therefore, in order to improve the timeliness of flame retardancy, the inert gas inside the sliding barrel 2 can expand after being heated, thereby pushing the sliding barrel 23 to slide inside the sliding barrel 22, the through hole 230, the flame retardant can be converted from a sealed state inside of the sliding sleeve 22 into the foam cushion 210 inside of the foam cushion 21, so as to prevent the flame retardant, the flame retardant from adsorbing the flame retardant from the flame retardant, and prevent the flame from forming of the flame retardant cushion 21, and the flame retardant from adsorbing the flame from forming the flame retardant, and the flame retardant, thereby preventing the safety of the cable core from forming the flame from forming the flame retardant layer 1;
wherein, the preferred liquid flame retardant that adopts of fire retardant, mobility is good, can fully soak inside the foam-rubber cushion 21, improves flame retardant efficiency, and foam-rubber cushion 21 elasticity is sufficient, can protect 1 outer wall of cable core to great in the intensity of a fire, when burning out air cavity layer 2, inside inert gas flows and separates the oxygen to flame, is favorable to extinguishing flame, and further fire-retardant, the preferred nitrogen gas of inert gas can realize being heated the inflation, receives the cold shrink, thereby conveniently drives slide cartridge 23.
The utility model discloses when specifically using, at the inside fire retardant that fills of slide cartridge 23, at the inside inert gas that fills in air cavity layer 2, when control cable takes place the conflagration on every side, the temperature risees, inert gas senses high temperature inflation, it slides inside sliding sleeve 22 to promote slide cartridge 23, realize that the through-hole 230 of sliding sleeve 22 outer wall is changed into by the inside encapsulated situation that is located sliding sleeve 22 and inserts inside fluting 210 of foam-rubber cushion 21, make the inside fire retardant of slide cartridge 23 flow to foam-rubber cushion 21 inside from through-hole 230, make foam-rubber cushion 21 adsorb the fire retardant formation and separate the fire-retardant layer of oxygen, along with the intensity of a fire increase, flame burning is to air cavity layer 2, inside inert gas flows and separates the oxygen to flame, further extinguish flame.
In order to prolong the service life, the outer wall of the air cavity layer 2 is provided with the sheath 3, and the outer wall of the air cavity layer 2 can be protected by arranging the sheath 3, so that the abrasion damage is avoided, and the service life is prolonged.
In order to improve the forming efficiency of the flame retardant layer, the disturbing fan 25 is rotatably arranged in the sliding cylinder 23, when the sliding cylinder 23 slides in the sliding sleeve 22, the disturbing fan 25 can be rotated, the outward flowing of the flame retardant in the sliding cylinder 23 can be accelerated, and the forming efficiency of the flame retardant layer can be improved.
For high linkage effect, the end of the disturbance fan 25 is connected with a rotating rod 251, the end of the rotating rod 251 rotates to extend out of the sliding cylinder 23, the end of the sliding sleeve 22 close to the air cavity layer 2 is connected with a rack 26, the outer wall of the rack 26 is meshed with a gear disc 253, two conical gears 252 which are vertically meshed are arranged between the end of the gear disc 253 and the end of the rotating rod 251, when the sliding cylinder 23 slides forwards and backwards, the gear disc 253 is driven to rotate in a front-back sliding mode, the two conical gears 252 which are vertically meshed rotate are driven to rotate, therefore, the disturbance fan 25 is driven to rotate through the rotating rod 251 more conveniently, and the linkage effect is improved.
In order to make the gear disc 253 more stable, the end part of the sliding drum 23 far away from the sponge cushion 21 is provided with a support plate 254, the gear disc 253 rotates on the surface of the support plate 254, the gear disc 253 can be supported through the support plate 254, the gear disc 253 is made to be more stable, and the gear disc 253 can move along with the sliding drum 23 through the support plate 254 more conveniently.
In order to buffer the rigid impact on the cable core 1, a spring 24 is fixedly connected between the end of the sliding cylinder 23 and the outer wall of the cable core 1, the spring 24 is positioned in the slot 210, when the sliding cylinder 23 slides out of the sliding sleeve 22, the spring 24 is compressed, after the temperature is reduced, the inert gas is contracted, and under the elastic force of the spring 24, the sliding cylinder 23 slides into the sliding sleeve 22 again, so that the elastic force of the spring 24 buffers the rigid impact on the cable core 1, the interference fan 25 is driven to rotate again, and the forming efficiency of the flame retardant layer is improved.
The utility model discloses have and separate oxygen layer and realize high fire-retardant control cable when specifically using, at the inside fire retardant of packing of slide cartridge 23, at the inside inert gas of packing of air cavity layer 2, when the conflagration breaks out around control cable, the temperature risees, inert gas senses high temperature inflation, promote slide cartridge 23 and slide inside slide cartridge 22, the through-hole 230 that realizes slide cartridge 22 outer wall is converted into by the encapsulated situation that is located slide cartridge 22 inside and inserts inside fluting 210 of foam-rubber cushion 21, make the inside fire retardant of slide cartridge 23 flow to inside foam-rubber cushion 21 from through-hole 230, slide simultaneously around slide cartridge 23, drive gliding rotation around toothed disc 253, make two perpendicular meshing's conical gear 252 rotate, thereby drive disturbance fan 25 through bull stick 251 and rotate, make foam-rubber cushion 21 adsorb the fire retardant formation and separate oxygen fire-retardant layer, along with the intensity of a fire increase, flame burning is to air cavity layer 2, inside inert gas flows out and separates oxygen to flame, further extinguish.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a control cable with separate oxygen layer and realize high fire-retardant, includes cable core (1), its characterized in that: the cable core (1) outer wall is equipped with air cavity layer (2), air cavity layer (2) inner wall intercommunication has sliding sleeve (22), sliding sleeve (22) inside slip is equipped with slide cartridge (23), through-hole (230) have been seted up in slide cartridge (23) outer wall intercommunication, slide cartridge (23) with inside looks adaptation of sliding sleeve (22), be equipped with foam-rubber cushion (21) between air cavity layer (2) and cable core (1), fluting (210) have been seted up to foam-rubber cushion (21) outer wall, fluting (210) are used for holding slide cartridge (23) tip when slide cartridge (23) tip roll-off slide sleeve (22) are inside, slide cartridge (23) inside packing has the fire retardant, air cavity layer (2) inside packing has inert gas.
2. The control cable with oxygen barrier layer for realizing high flame retardance according to claim 1, wherein: and a sheath (3) is arranged on the outer wall of the air cavity layer (2).
3. The control cable with oxygen barrier layer for realizing high flame retardance according to claim 1, wherein: and a disturbance fan (25) is rotatably arranged in the sliding cylinder (23).
4. The control cable with oxygen barrier layer for realizing high flame retardance according to claim 3, wherein: the end part of the disturbance fan (25) is connected with a rotating rod (251), the end part of the rotating rod (251) rotatably extends out of the sliding barrel (23), the end part of the sliding sleeve (22) close to the air cavity layer (2) is connected with a rack (26), the outer wall of the rack (26) is meshed with a gear disc (253), and two conical gears (252) which are vertically meshed are arranged between the end part of the gear disc (253) and the end part of the rotating rod (251).
5. The control cable with oxygen barrier layer for high flame retardancy according to claim 4, wherein: the end part of the sliding barrel (23) far away from the spongy cushion (21) is provided with a support plate (254), and the gear disc (253) rotates on the surface of the support plate (254).
6. The control cable with oxygen barrier layer for realizing high flame retardance according to claim 5, wherein: and a spring (24) is fixedly connected between the end part of the sliding cylinder (23) and the outer wall of the cable core (1), and the spring (24) is positioned in the slot (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220954591.6U CN217902779U (en) | 2022-04-24 | 2022-04-24 | Control cable with separate oxygen layer and realize high fire-retardant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220954591.6U CN217902779U (en) | 2022-04-24 | 2022-04-24 | Control cable with separate oxygen layer and realize high fire-retardant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217902779U true CN217902779U (en) | 2022-11-25 |
Family
ID=84110264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220954591.6U Active CN217902779U (en) | 2022-04-24 | 2022-04-24 | Control cable with separate oxygen layer and realize high fire-retardant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217902779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117059319A (en) * | 2023-10-13 | 2023-11-14 | 河北金力电缆有限公司 | Flame-retardant and fire-resistant power cable for rail transit |
-
2022
- 2022-04-24 CN CN202220954591.6U patent/CN217902779U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117059319A (en) * | 2023-10-13 | 2023-11-14 | 河北金力电缆有限公司 | Flame-retardant and fire-resistant power cable for rail transit |
| CN117059319B (en) * | 2023-10-13 | 2024-02-02 | 河北金力电缆有限公司 | Flame-retardant and fire-resistant power cable for rail transit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217902779U (en) | Control cable with separate oxygen layer and realize high fire-retardant | |
| CN209543996U (en) | Electrician's grade aluminium alloy conductor energy-saving fire proof cable | |
| CN208753028U (en) | A kind of crosslinked polyetylene insulated low-smoke non-halogen flame-retardant A class sheath fire-resistant cable | |
| CN110029922A (en) | A kind of fire resistant doorsets | |
| CN116031534A (en) | Storage battery with fireproof device | |
| CN113410772B (en) | Distribution board used in distribution network and use method thereof | |
| CN114709022A (en) | Flame-retardant ceramizable silicone rubber sheath cable and preparation method thereof | |
| CN209790664U (en) | Constant-pressure gas supply and transmission control cabinet of frequency converter | |
| CN201556435U (en) | Light flame-retardant cable | |
| CN213519362U (en) | Low-smoke halogen-free flame-retardant fire-resistant medium-voltage power cable | |
| CN212769303U (en) | High-speed fire elevator | |
| CN211902964U (en) | Multifunctional lighter for preventing contact infection | |
| CN209729558U (en) | A kind of control cabinet flame retardant cable | |
| CN112071494A (en) | Self-closing semi-open flame-retardant cable | |
| CN111666048A (en) | Safety storage prevention and control system based on disaster recovery data information | |
| CN210296454U (en) | New energy automobile battery cooling fire prevention explosion-proof mechanism | |
| CN216340597U (en) | Green building decorative board that possesses fire prevention function | |
| CN111946225A (en) | Automatic separation fireproof door and door frame thereof | |
| CN220884115U (en) | AGV circulation charging device | |
| CN214428352U (en) | Environment-friendly flexible fireproof medium-voltage cable | |
| CN206218987U (en) | A kind of Fire lift with escape device | |
| CN209666471U (en) | A kind of thermal insulation fire-resistant pipe | |
| CN221090532U (en) | Fireproof charging pile | |
| CN214505925U (en) | Students' dormitory power consumption safety control device | |
| CN214419834U (en) | Flame-retardant curtain for train carriage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |