CN207353003U - A kind of fire-retardant alarm cable of high durable - Google Patents
A kind of fire-retardant alarm cable of high durable Download PDFInfo
- Publication number
- CN207353003U CN207353003U CN201721010078.7U CN201721010078U CN207353003U CN 207353003 U CN207353003 U CN 207353003U CN 201721010078 U CN201721010078 U CN 201721010078U CN 207353003 U CN207353003 U CN 207353003U
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- insulating layer
- fire
- retardant
- layer
- alarm
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Abstract
The utility model is related to a kind of fire-retardant alarm cable of high durable, including ceramic hose, alloy conductor core, flame-retardant layer, electro-magnetic screen layer, insulating ceramics keel, temperature difference electricity generation device, signal feedback line, alarm buzzer, first insulating layer, second insulating layer and the 3rd insulating layer, alloy conductor core is embedded in ceramic hose, electromagnetic shielding layer covers are outside ceramic hose, electro-magnetic screen layer is outer to be coated by the second insulating layer, first insulating layer is coated outside the second insulating layer, and first insulating layer and the second insulation interlayer handicapping combustion chamber, insulating ceramics keel are embedded in fire-retardant intracavitary, insulating ceramics keel include carrier and inhibiting tape, temperature difference electricity generation device and alarm buzzer are installed on the side surface of carrier, carrier side surface sets at least one locating slot, signal feedback line is in locating slot.On the one hand tool effectively raises the fire retardancy of cable and the extinguishing capability to burning things which may cause a fire disaster to the utility model, on the other hand can raise in cable temperature and alarm automatically when on fire.
Description
Technical field
A kind of construction of cable is the utility model is related to, is exactly a kind of fire-retardant alarm cable of high durable.
Background technology
The fire retardancy of cable is the important parameter of crossbeam cable performance, current cable, in order to reach fire retardancy simultaneously
Early warning is carried out after on fire to cable, it is on the one hand exhausted in cable mainly by a side in the cable by increasing anti-flammability raw material
Fire-retardant and on fire alarm measure of the penetrating odor raw material as cable is distributed when increasing burning in edge layer, although can certain journey
Degree meets the needs used, but on the one hand after cable is on fire, to the extinguishing capability deficiency of burning things which may cause a fire disaster, it is impossible to effectively suppress fire behavior
Sprawling, while fire alarm mode is only used as by penetrating odor, inefficiency of alarming, easily causes and fire behavior is affected adversely, because
This is directed to this problem, there is an urgent need to develop a kind of new flame retardant cable structure, to meet the needs of actual use.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of fire-retardant alarm cable of high durable, this is new
Simple in structure, flexible and convenient to use, while traditional cable use needs are met, on the one hand tool effectively raises cable
Fire retardancy and the extinguishing capability to burning things which may cause a fire disaster, on the other hand can raise in cable temperature and alarm automatically when on fire, so that
Greatly improve the safety and reliability of circuit arrangement operation.
To achieve these goals, the utility model is to realize by the following technical solutions：
A kind of fire-retardant alarm cable of high durable, including ceramic hose, alloy conductor core, flame-retardant layer, electro-magnetic screen layer, absolutely
Edge ceramics keel, temperature difference electricity generation device, signal feedback line, alarm buzzer, the first insulating layer, the second insulating layer and the 3rd insulation
Layer, alloy conductor core are embedded in ceramic hose and are coaxially distributed with ceramic hose, and between alloy conductor core and ceramic hose
If thickness is 1-3 millimeters of the 3rd insulator separation, for electromagnetic shielding layer covers outside ceramic hose, electro-magnetic screen layer is outer by the
Two insulating layers coat, and the first insulating layer is coated outside the second insulating layer, and the first insulating layer with second insulate interlayer set width as 1-
10 millimeters of fire-retardant chamber, insulating ceramics keel are embedded in fire-retardant intracavitary, and respectively with the first insulating layer, the second surface of insulating layer phase
Support, insulating ceramics keel include carrier and inhibiting tape, wherein carrier several and it is equal along alloy conductor core axis direction
Cloth, in carrier, adjacent two carrier spacing are 10-100 millimeters, pass through at least two between adjacent two carriers
Bar is connected with each other with the symmetrical inhibiting tape of alloy conductor core, inhibiting tape and alloy conductor core axis parallel distribution, resistance
Band is fired for the convex structure with alloy conductor core same core, and inhibiting tape and the first insulating layer, the second surface of insulating layer spacing
From for 0-3 millimeters, temperature difference electricity generation device and alarm buzzer several, embedded in fire-retardant intracavitary, and installed in the side of carrier
Surface, and each temperature difference electricity generation device is electrically connected with least one alarm buzzer, carrier side surface sets at least one
Locating slot, locating slot axis and alloy conductor core parallel distribution, signal feedback line at least one, in locating slot and with temperature
The electrical connection of poor power generator, flame-retardant layer is in the first insulating layer, the second insulating layer, and flame-retardant layer and the first insulating layer, the
Minimum range is not less than the first insulating layer, the 1/4 of the second thickness of insulating layer between two insulating layer outer surfaces.
Further, the alloy conductor core is to be formed by least two alloy filaments conductor strands.
Further, the alloy filaments conductors cross is any one in rectangular configuration and isosceles trapezoidal structure
Kind.
Further, uniformly distributed some cross sections are oval air cavity in the 3rd insulating layer.
Further, the carrier is " ten " font, " X " font, regular polygon and circular platy structure.
Further, the inhibiting tape includes inflammable flexible carrying set, fire-retardant sand and high-pressure inert gas, described fire-retardant
Sand and high-pressure inert gas are in inflammable flexible carrying set, and fire-retardant sand volume is the 1/ of inflammable flexible carrying set dischargeable capacity
2-2/3, the high-pressure inert gas pressure is 1.1-1.5 times of mark atmospheric pressure.
The utility model is simple in structure, flexible and convenient to use, while traditional cable use needs are met, on the one hand has effect
The fire retardancy for improving cable and the extinguishing capability to burning things which may cause a fire disaster, on the other hand can cable temperature raise and it is on fire when it is automatic
Alarm, so as to greatly improve the safety and reliability of circuit arrangement operation.
Brief description of the drawings
Describe the utility model in detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the utility model structure diagram.
Embodiment
To make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, below
With reference to embodiment, the utility model is expanded on further.
The fire-retardant alarm cable of a kind of high durable as described in Fig. 1, including ceramic hose 1, alloy conductor core 2, flame-retardant layer
3rd, electro-magnetic screen layer 4, insulating ceramics keel 5, temperature difference electricity generation device 6, signal feedback line 7, alarm buzzer 8, the first insulating layer
9th, the second insulating layer 10 and the 3rd insulating layer 11, alloy conductor core 2 are embedded in ceramic hose 1 and coaxially divide with ceramic hose 1
Cloth, and thickness is set as 1-3 millimeters of the 3rd insulator separation 11, electro-magnetic screen layer 4 between alloy conductor core 2 and ceramic hose 1
It is coated on outside ceramic hose 1, electro-magnetic screen layer 4 is outer to coat 10 by the second insulating layer, and the first insulating layer 9 coats the second insulating layer 10
Outside, and between the first insulating layer 9 and the second insulating layer 10 width is set to be embedded in as 1-10 millimeters of fire-retardant chamber 12, insulating ceramics keel 5
In fire-retardant chamber 12, and offset respectively with the first insulating layer 9,10 surface of the second insulating layer.
In the present embodiment, the insulating ceramics keel 5 include carrier 51 and inhibiting tape 52, and wherein carrier 51 is some
A and be evenly distributed with along 2 axis direction of alloy conductor core, in carrier 51, adjacent two 51 spacing of carrier are 10-100 millis
Meter, interconnected between adjacent two carriers 51 by least two with symmetrical 52 phase of inhibiting tape of alloy conductor core 2
Connect, inhibiting tape 52 and 2 axis parallel distribution of alloy conductor core, inhibiting tape 52 are the arc-shaped with 2 same core of alloy conductor core
Structure, and 52 and first insulating layer 9 of inhibiting tape, 10 distance between the surface of the second insulating layer are 0-3 millimeters, 6 He of temperature difference electricity generation device
Alarm buzzer 8 several, in fire-retardant chamber 12, and installed in the side surface of carrier 51, and each thermo-electric generation dress
Put 6 to be electrically connected with least one alarm buzzer 8,51 side surface of carrier sets at least one locating slot 53, locating slot 53
Axis and 2 parallel distribution of alloy conductor core, signal feedback line 7 at least one, fills in locating slot 53 and with thermo-electric generation
Put 6 electrical connections.
In the present embodiment, the flame-retardant layer 3 is embedded in the first insulating layer 9, in the second insulating layer 10, and flame-retardant layer 3 and the
Minimum range is not less than the first insulating layer 9, the 1/ of 10 thickness of the second insulating layer between one insulating layer 9,10 outer surface of the second insulating layer
4。
In the present embodiment, the alloy conductor core 2 is to be formed by least two alloy filaments conductor strands.
In the present embodiment, the alloy filaments conductors cross is any one in rectangular configuration and isosceles trapezoidal structure
Kind.
In the present embodiment, uniformly distributed some cross sections are oval air cavity 13 in the 3rd insulating layer 11.
In the present embodiment, the carrier 51 is " ten " font, " X " font, regular polygon and circular platy structure.
In the present embodiment, the inhibiting tape 52 includes inflammable flexible carrying set 521, fire-retardant sand 522 and high pressure inert gas
Body 523, the fire-retardant sand 522 and high-pressure inert gas 523 are in inflammable flexible carrying set 521, and 522 volume of fire-retardant sand is
1/2-the 2/3 of 521 dischargeable capacitys of inflammable flexible carrying set, 523 pressure of high-pressure inert gas are 1.1-1.5 times of marks
Atmospheric pressure.
The utility model in the specific implementation, when carrying out fire behavior alarm, first when cable top layer or cable internal operating temperature
When excessive so that there is the temperature difference increased with external temperature inside cable, in this case, temperature difference electricity generation device work is concurrent
Electricity, driving alarm buzzer runs and alarms, while the electric current that can be separately produced temperature difference electricity generation device by signal feedback line
It is transmitted as fire distant early warning signal, realizes the purpose of remote alarms；When carrying out fire-retardant, on the one hand by the first insulation
Flame-retardant layer or second in layer insulate the flame-retardant layer in claiming to the burning things which may cause a fire disaster from Exterior cable and to because cable conductor temperature is excessive
And the spontaneous combustion progress triggered is fire-retardant, on the other hand after cable burns, although cable temperature raises, so as to cause inhibiting tape
Inflammable flexible carrying set be damaged because of thermal structure so that fire-retardant sand and high-pressure inert gas filling in inflammable flexible carrying set
To fire-retardant intracavitary, realize the purpose that burning things which may cause a fire disaster is put out and is isolated, simultaneously, covered in flexibility carrying because thermal structure is damaged together
When, the inflammable flexible high-pressure inert gas expanded by heating carried in set, on the one hand accelerates inflammable flexible carrying set breakage, the opposing party
Face increases the filling and coverage speed and scope of fire-retardant sand and inert gas to fire-retardant chamber.
The utility model is simple in structure, flexible and convenient to use, while traditional cable use needs are met, on the one hand has effect
The fire retardancy for improving cable and the extinguishing capability to burning things which may cause a fire disaster, on the other hand can cable temperature raise and it is on fire when it is automatic
Alarm, so as to greatly improve the safety and reliability of circuit arrangement operation.
It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments.Above-described embodiment and
The principle for simply illustrating the utility model described in specification.On the premise of not departing from the spirit and scope of the utility model,
The utility model also has various changes and modifications.These changes and improvements both fall within claimed the scope of the utility model
It is interior.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
- A kind of 1. fire-retardant alarm cable of high durable, it is characterised in that：The fire-retardant alarm cable of the high durable include ceramic hose, Alloy conductor core, flame-retardant layer, electro-magnetic screen layer, insulating ceramics keel, temperature difference electricity generation device, signal feedback line, alarm buzzing Device, the first insulating layer, the second insulating layer and the 3rd insulating layer, the alloy conductor core be embedded in ceramic hose and with ceramics Hose is coaxially distributed, and set between the alloy conductor core and ceramic hose thickness as 1-3 millimeters the 3rd insulating layer every From outside ceramic hose, the electro-magnetic screen layer is outer to be coated the electromagnetic shielding layer covers by the second insulating layer, described First insulating layer is coated outside the second insulating layer, and the first insulating layer insulate that to set width fire-retardant as 1-10 millimeters for interlayer with second Chamber, the insulating ceramics keel are embedded in fire-retardant intracavitary, and offset respectively with the first insulating layer, the second surface of insulating layer, described Insulating ceramics keel include carrier and inhibiting tape, wherein the carrier several and along alloy conductor core axis side To being evenly distributed with, in the carrier, adjacent two carrier spacing are 10-100 millimeters, between adjacent two carriers It is connected with each other by least two with the symmetrical inhibiting tape of alloy conductor core, the inhibiting tape and alloy conductor core Axis parallel distribution, the inhibiting tape are convex structure with alloy conductor core same core, and the inhibiting tape and the Distance is 0-3 millimeters between one insulating layer, the second surface of insulating layer, the temperature difference electricity generation device and alarm buzzer several, Be embedded in fire-retardant intracavitary, and installed in the side surface of carrier, and each temperature difference electricity generation device with least one alarm buzzing Device is electrically connected, and the carrier side surface sets at least one locating slot, the locating slot axis and alloy conductor core Parallel distribution, the signal feedback line at least one, is electrically connected in locating slot and with temperature difference electricity generation device, described Flame-retardant layer is in the first insulating layer, the second insulating layer, and the flame-retardant layer and the first insulating layer, the second insulating layer outer surface Between minimum range not less than the first insulating layer, the 1/4 of the second thickness of insulating layer.
- A kind of 2. fire-retardant alarm cable of high durable according to claim 1, it is characterised in that：The alloy conductor core To be formed by least two alloy filaments conductor strands.
- A kind of 3. fire-retardant alarm cable of high durable according to claim 2, it is characterised in that：The alloy filaments conductor Cross section is any one in rectangular configuration and isosceles trapezoidal structure.
- A kind of 4. fire-retardant alarm cable of high durable according to claim 1, it is characterised in that：In 3rd insulating layer Uniformly distributed some cross sections are oval air cavity.
- A kind of 5. fire-retardant alarm cable of high durable according to claim 1, it is characterised in that：The carrier is " ten " Font, " X " font, regular polygon and circular platy structure.
- A kind of 6. fire-retardant alarm cable of high durable according to claim 1, it is characterised in that：The inhibiting tape includes easy Combustion flexible carrying set, fire-retardant sand and high-pressure inert gas, the fire-retardant sand and high-pressure inert gas are embedded in inflammable flexible carrying set Interior, the high-pressure inert gas pressure is 1.1-1.5 times of mark atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010078.7U CN207353003U (en) | 2017-08-14 | 2017-08-14 | A kind of fire-retardant alarm cable of high durable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010078.7U CN207353003U (en) | 2017-08-14 | 2017-08-14 | A kind of fire-retardant alarm cable of high durable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207353003U true CN207353003U (en) | 2018-05-11 |
Family
ID=62411523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721010078.7U Expired - Fee Related CN207353003U (en) | 2017-08-14 | 2017-08-14 | A kind of fire-retardant alarm cable of high durable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207353003U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112750564A (en) * | 2019-10-30 | 2021-05-04 | 广州番禺电缆集团有限公司 | Automatic detect smart cable |
| CN113724930A (en) * | 2021-08-27 | 2021-11-30 | 江苏红峰电缆集团有限公司 | High voltage distribution cabinet uses anticreep cable that has alarming function |
| CN117524573A (en) * | 2023-12-01 | 2024-02-06 | 河北博轩耐水产品科技有限公司 | Visual temperature-sensing composite cable and cable heating monitoring method |
-
2017
- 2017-08-14 CN CN201721010078.7U patent/CN207353003U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112750564A (en) * | 2019-10-30 | 2021-05-04 | 广州番禺电缆集团有限公司 | Automatic detect smart cable |
| CN113724930A (en) * | 2021-08-27 | 2021-11-30 | 江苏红峰电缆集团有限公司 | High voltage distribution cabinet uses anticreep cable that has alarming function |
| CN117524573A (en) * | 2023-12-01 | 2024-02-06 | 河北博轩耐水产品科技有限公司 | Visual temperature-sensing composite cable and cable heating monitoring method |
| CN117524573B (en) * | 2023-12-01 | 2024-04-30 | 河北博轩耐水产品科技有限公司 | Visual temperature-sensing composite cable and cable heating monitoring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180511 Termination date: 20190814 |