CN209913476U - Fireproof heat-insulation blanket for power high-voltage cable connector - Google Patents
Fireproof heat-insulation blanket for power high-voltage cable connector Download PDFInfo
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- CN209913476U CN209913476U CN201920995244.6U CN201920995244U CN209913476U CN 209913476 U CN209913476 U CN 209913476U CN 201920995244 U CN201920995244 U CN 201920995244U CN 209913476 U CN209913476 U CN 209913476U
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Abstract
The utility model relates to a fire prevention heat insulating blanket that electric power high tension cable connects usefulness, including first fire prevention fibre cloth, second fire prevention fibre cloth, fire prevention heat absorption piece, place a plurality of equidistant range between first fire prevention fibre cloth and the second fire prevention fibre cloth fire prevention heat absorption piece, first fire prevention fibre cloth and second fire prevention fibre cloth between the adjacent fire prevention heat absorption piece make up the connection through the stylolite, and first fire prevention fibre cloth and second fire prevention fibre cloth form wave structure at stylolite and fire prevention heat absorption piece's combined action. The utility model discloses a wave structure is made up, has the recess winding on the cable between the wave, can form the thermal convection passageway, avoids the heat accumulation between fireproof blanket and cable, can be better play the heat dissipation and thermal-insulated effect.
Description
Technical Field
The utility model relates to a cable fire prevention technical field, concretely relates to thermal-insulated blanket of fire prevention that electric power high tension cable connects usefulness.
Background
With the rapid development of domestic economy, electric power industrial cables are widely applied to various fields, such as high-rise buildings, subways, urban power networks and the like, but no matter common power cables or numerous insulated cables can not be guaranteed to be safely applied to high-temperature-resistant and fire-resistant use occasions, particularly at cable joints, electric sparks are easily generated if the cable joints are in poor contact in the installation process, the electric sparks are in contact with oxygen ions in the air, the cables can be ignited to cause fire disasters, and if the fire disasters are not found or controlled in time, other equipment can be spread along the cables to burn other equipment, so that the loss is increased, a large amount of toxic smoke is generated, and the environment is polluted; the existing cable fireproof blanket is poor in heat dissipation effect, and when a fire disaster occurs, heat between the fireproof blanket and the cable cannot be dissipated, so that explosion is easy to occur.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model provides a thermal-insulated blanket of fire prevention that electric power high tension cable connects usefulness adopts the wave structure to make up, has the recess winding between the wave on the cable, can form the thermal convection passageway, avoids the heat accumulation between fire blanket and cable, can be better play heat dissipation and thermal-insulated effect.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a fire prevention heat insulating blanket that power high tension cable connects and uses, includes two-layer fire prevention fibre cloth, fire prevention heat absorption piece, and is two-layer place a plurality of equidistant range between the fire prevention fibre cloth fire prevention heat absorption piece, two-layer fire prevention fibre cloth between the adjacent fire prevention heat absorption piece is made up through the stylolite and is connected, and two-layer fire prevention fibre cloth forms the wave structure respectively at stylolite and fire prevention heat absorption piece's combined action.
Preferably, the fireproof heat absorption block is at least two layers.
In any of the above solutions, preferably, the surface of the fireproof fiber cloth facing the outside is coated with a fireproof coating.
In any of the above schemes, preferably, a plurality of limit buckle groups arranged at equal intervals are sewn on the outer surface of one layer of the fireproof fiber cloth, the limit buckle groups are distributed along a direction parallel to the axis of the cable, the limit buckle groups include a plurality of limit buckles arranged at equal intervals, and the limit buckles are distributed along a direction perpendicular to the axis of the cable.
In any of the above schemes, preferably, the fireproof heat insulation blanket for the power high-voltage cable joint further includes a binding tape corresponding to each group of limit buckles, and each binding tape sequentially passes through a plurality of limit buckles in each group of limit buckles.
In any of the above schemes, preferably, the fireproof heat absorption block is made of aerogel felt, and the fireproof fiber cloth is made of high silica cloth.
In any of the above schemes, preferably, the width of the fireproof heat absorption block is 6cm-7cm, and the thickness is 1cm-2 cm.
In any of the above aspects, it is preferable that the distance between the adjacent sewing threads is 10cm to 12 cm.
Compared with the prior art, the utility model provides a thermal-insulated blanket of fire prevention that power high tension cable connects usefulness has following beneficial effect:
1. the two layers of fireproof fiber cloth form a wave-shaped structure under the combined action of the sewing line and the fireproof heat absorption block, namely the wave-shaped structure is adopted for sewing, so that the construction is simple, the fireproof fiber cloth is directly wrapped on the outer wall of the cable and is bound and fixed on the cable through a binding belt, the fixing mode is simple and rapid, and after the fireproof blanket is wrapped on the cable and is formed, a heat convection channel can be formed by grooves among the waves, the heat accumulation between the fireproof blanket and the cable is avoided, and the heat dissipation and heat insulation effects can be better achieved;
2. through set up a plurality of spacing knot groups on one of them fire prevention fibre cloth, can restrict the slip of ribbon on fire prevention fibre area to the thermal-insulated blanket of fire prevention is binded on the cable through the ribbon, and the mode of binding is simple swift.
Drawings
Fig. 1 is a schematic cross-sectional view of a preferred embodiment of a fireproof heat-insulating blanket for a power high-voltage cable joint according to the present invention;
the figures are labeled as follows: 1. fireproof fiber cloth; 2. binding a belt; 3. a fireproof heat absorption block; 4. and a limit buckle.
Detailed Description
In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.
As shown in fig. 1, according to the utility model provides an embodiment of fire prevention heat insulating blanket that power high tension cable connects usefulness, including two-layer fire prevention fibre cloth 1, fire prevention heat absorption piece 3, it is two-layer place a plurality of equidistant range between the fire prevention fibre cloth 1 fire prevention heat absorption piece 3, two-layer fire prevention fibre cloth 1 between the adjacent fire prevention heat absorption piece 3 make up the connection through the stylolite, and two-layer fire prevention fibre cloth 1 forms the wave structure respectively at stylolite and the combined action of fire prevention heat absorption piece 3. Adopt the wave structure to make up, not only the construction is simple, directly wraps up to the cable outer wall to bind through ribbon 2 and fix on the cable, fixed mode is simple swift, and behind the thermal-insulated blanket parcel cable shaping of fire prevention, the recess between the wave can form the thermal convection passageway, avoids the heat accumulation between fire prevention blanket and cable, can be better play heat dissipation and thermal-insulated effect.
The fireproof heat absorption block 3 is at least two layers, so that the formation of a wavy line is facilitated, and more heat can be absorbed.
And fireproof coatings are coated on the surfaces, facing the outside, of the fireproof fiber cloth 1.
Wherein the surface of one deck fire prevention fibre cloth 1 has sewed up the spacing knot 4 groups of a plurality of equidistant range, and a plurality of spacing knot 4 groups distribute along the direction that is on a parallel with the cable axis, spacing knot 4 groups are including the spacing knot 4 of a plurality of equidistant ranges, and a plurality of spacing knot 4 distribute along the direction of perpendicular to cable axis. The fire-proof heat insulation blanket for the power high-voltage cable joint further comprises binding belts 2 corresponding to each group of limit buckles 4 one to one, and each binding belt 2 sequentially penetrates through a plurality of limit buckles 4 in each group of limit buckles 4. The arrangement of the limit buckle 4 is convenient for the binding belt 2 to pass through, and the sliding of the binding belt 2 on the fireproof fiber belt is limited. The fire prevention thermal-insulated blanket winding is fixed on the cable and is binded on the cable through ribbon 2, and binds the back of accomplishing, and ribbon 2 sets up towards the outside.
The fireproof heat absorption block 3 is made of aerogel felt, and the fireproof fiber cloth 1 is made of high silica cloth.
The width of the fireproof heat absorption block 3 is 6cm-7cm, and the thickness is 1cm-2 cm.
The distance between the adjacent suture lines is 10cm-12 cm.
Compared with the prior art, the embodiment has the following beneficial effects:
two-layer fire prevention fibre cloth forms the wave structure at the combined action of stylolite with the heat absorption piece of preventing fires, adopt the wave structure to make up promptly, not only the construction is simple, directly parcel to cable outer wall, and bind through the ribbon and fix on the cable, fixed mode is simple swift, and fire blanket parcel cable shaping back, recess between the wave can form the thermal convection passageway, avoid the heat accumulation between fire blanket and cable, can be better play heat dissipation and thermal-insulated effect.
It will be understood by those skilled in the art that any combination of the elements of the present invention, including the summary and detailed description of the invention provided in the foregoing description and illustrated in the accompanying drawings, is not to be considered limiting in scope and in order to make the description more concise, and not to describe every element of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a fire prevention thermal-insulated blanket that electric power high voltage cable connects and uses which characterized in that: the fireproof heat absorption block is characterized by comprising two layers of fireproof fiber cloth and fireproof heat absorption blocks, wherein a plurality of fireproof heat absorption blocks which are arranged at equal intervals are arranged between the two layers of fireproof fiber cloth, the two layers of fireproof fiber cloth between the adjacent fireproof heat absorption blocks are sewn and connected through a suture line, and the two layers of fireproof fiber cloth form a wave-shaped structure under the combined action of the suture line and the fireproof heat absorption blocks respectively.
2. The fire-retardant and heat-insulating blanket for a power high-voltage cable joint according to claim 1, wherein: the fireproof heat absorption blocks are at least two layers.
3. The fire-retardant and heat-insulating blanket for a power high-voltage cable joint according to claim 1, wherein: and fireproof coatings are coated on the surfaces of the fireproof fiber cloth facing the outside.
4. The fire-retardant and heat-insulating blanket for a power high-voltage cable joint according to claim 1, wherein: the outer surface of one layer of the fireproof fiber cloth is sewn with a plurality of limit buckle groups which are arranged at equal intervals, the limit buckle groups are distributed along the direction parallel to the axis of the cable, each limit buckle group comprises a plurality of limit buckles which are arranged at equal intervals, and the limit buckles are distributed along the direction perpendicular to the axis of the cable.
5. The fire-retardant and heat-insulating blanket for power high-voltage cable joints according to claim 4, wherein: the fireproof heat insulation blanket for the power high-voltage cable connector further comprises binding belts in one-to-one correspondence with each group of limit buckles, and each binding belt sequentially penetrates through a plurality of limit buckles in each group of limit buckles.
6. The fire-retardant and heat-insulating blanket for a power high-voltage cable joint according to claim 1, wherein: the fireproof heat absorption block is made of aerogel felt, and the fireproof fiber cloth is made of high silica cloth.
7. The fire-retardant and heat-insulating blanket for a power high-voltage cable joint according to claim 1, wherein: the width of the fireproof heat absorption block is 6cm-7cm, and the thickness of the fireproof heat absorption block is 1cm-2 cm.
8. Fire protection and thermal insulation blanket for a power high voltage cable joint according to any one of claims 1 to 7, wherein: the distance between the adjacent suture lines is 10cm-12 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920995244.6U CN209913476U (en) | 2019-06-28 | 2019-06-28 | Fireproof heat-insulation blanket for power high-voltage cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920995244.6U CN209913476U (en) | 2019-06-28 | 2019-06-28 | Fireproof heat-insulation blanket for power high-voltage cable connector |
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| Publication Number | Publication Date |
|---|---|
| CN209913476U true CN209913476U (en) | 2020-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920995244.6U Active CN209913476U (en) | 2019-06-28 | 2019-06-28 | Fireproof heat-insulation blanket for power high-voltage cable connector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478918A (en) * | 2021-07-08 | 2021-10-08 | 河南四达电力设备股份有限公司 | Flexible fireproof and explosion-proof blanket of high-voltage cable connector and manufacturing method thereof |
-
2019
- 2019-06-28 CN CN201920995244.6U patent/CN209913476U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478918A (en) * | 2021-07-08 | 2021-10-08 | 河南四达电力设备股份有限公司 | Flexible fireproof and explosion-proof blanket of high-voltage cable connector and manufacturing method thereof |
| CN113478918B (en) * | 2021-07-08 | 2022-12-13 | 河南四达电力设备股份有限公司 | Flexible fireproof and explosion-proof blanket of high-voltage cable connector and manufacturing method thereof |
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