CN210490434U - Flexible explosion-proof device for power high-voltage cable joint - Google Patents
Flexible explosion-proof device for power high-voltage cable joint Download PDFInfo
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- CN210490434U CN210490434U CN201920995261.XU CN201920995261U CN210490434U CN 210490434 U CN210490434 U CN 210490434U CN 201920995261 U CN201920995261 U CN 201920995261U CN 210490434 U CN210490434 U CN 210490434U
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Abstract
The utility model relates to a flexible explosion-proof equipment of power high tension cable joint, constitute at the flexible explosion-proof blanket of flexbile plate periphery with the cladding including the cladding at the flexbile plate of cable joint periphery, the cross-section of flexbile plate is serration structure, flexible explosion-proof blanket is sewed up by two-layer fire prevention fibre cloth and one deck explosion-proof fibre cloth and forms, explosion-proof fibre cloth is located between the two-layer fire prevention fibre cloth, the flexbile plate cladding is fixed in the cable joint periphery and by flexible explosion-proof blanket cladding. The utility model discloses a flexbile plate adopts cockscomb structure, can play the buffering energy-absorbing effect when the cable joint explodes, can with the instantaneous impact energy who produces of cable joint local explosion, evenly distributed to whole explosion-proof equipment improves the holistic explosion-proof performance of explosion-proof equipment.
Description
Technical Field
The utility model relates to a cable explosion-proof technical field, concretely relates to flexible explosion-proof equipment of power high tension cable joint.
Background
At present, with the rapid development of domestic economy, the power industry cable is widely applied in a plurality of fields, such as high-rise buildings, national large buildings, petrifaction, subways, urban power networks and the like, due to the limitation of the number of cable tunnels at the present stage, the situation that the cable intermediate joints are installed together with other running cable lines often occurs, namely the cable mixed channel indicated by national power grid companies is used, the middle joint is affected by human factors, construction and operation environments, breakdown or explosion accidents can be inevitably generated, energy released by cable accidents is enough to cause damage to cable lines, facilities and personnel operating at the periphery, and even secondary accidents can be caused.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model provides a flexible explosion-proof equipment of power high tension cable connects adopts serration structure through the flexbile plate, can play buffering energy-absorbing effect when the cable joint explodes, can with the impact energy of cable joint local explosion instantaneous production, evenly distributed to whole explosion-proof equipment improves the holistic explosion-proof performance of explosion-proof equipment.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a flexible explosion-proof equipment of power high tension cable joint, includes that the cladding constitutes at the flexbile plate of cable joint periphery and the flexible explosion-proof blanket of cladding in the flexbile plate periphery, the cross-section of flexbile plate is serration structure, flexible explosion-proof blanket is sewed up by two-layer fire prevention fibre cloth and one deck explosion-proof fibre cloth and forms, explosion-proof fibre cloth is located between the two-layer fire prevention fibre cloth, the flexbile plate cladding is fixed in the cable joint periphery and by the cladding of flexible explosion-proof blanket.
In any of the above embodiments, the flexible board is preferably made of SMC high-strength glass fiber reinforced plastic composite material.
In any of the above aspects, preferably, the fire-proof fiber cloth is a high silica cloth; the explosion-proof fiber cloth is Kevlar fiber cloth.
In any of the above solutions, it is preferable that the flexible explosion-proof blanket is coated with a fireproof coating on its outer surface.
The preferred is in any above scheme, flexible explosion-proof blanket has made a plurality of equidistant longitudinal arrangement's spacing group of detaining towards the one side of outside, spacing group of detaining includes a plurality of horizontal equidistant arrangement's spacing knot, and every spacing group of detaining is connected through the ribbon of interlude, and the ribbon can remove in spacing knot.
In any of the above aspects, preferably, the flexible explosion-proof blanket is bound to the cable joint by a binding tape.
In any of the above aspects, preferably, the flexible explosion-proof blanket is fixed to the cable connector by a hose clamp.
Compared with the prior art, the utility model provides a following beneficial effect has:
1. by arranging the flexible plate which is of a zigzag structure, the flexible plate can play a role in buffering and absorbing energy when the cable joint explodes, impact energy generated by local explosion of the cable joint can be evenly distributed to the whole explosion-proof device, and the overall explosion-proof performance of the explosion-proof device is improved; the material of flexbile plate is SMC high strength glass steel combined material, panel through whole mould pressing technology formation sawtooth structure, it is flexible high, can be crooked, when the field installation, can cut and crooked at will according to cable joint structure size, be applicable to the cable joint of arbitrary shape, can both live its inseparable cladding, it is convenient to have the installation, save material, wide advantage of application scope, at the flexible explosion-proof blanket of flexbile plate surface parcel, play and strengthen explosion-proof effect, and design and waterproof and fireproof effect.
2. Compared with the traditional explosion-proof box, the flexible explosion-proof device has light weight and high flexibility, directly wraps the cable joint during use, and is fastened and fixed by a hose clamp or a binding belt, so that the flexible explosion-proof device is convenient and quick to mount and can be repeatedly utilized.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a flexible plate in a flexible explosion-proof device of a power high-voltage cable joint provided by the present invention;
fig. 2 is a schematic cross-sectional structure view of a flexible explosion-proof blanket in the flexible explosion-proof device of the power high-voltage cable joint of fig. 1;
fig. 3 is a schematic sectional structure view of the flexible explosion-proof device of the power high-voltage cable joint coated on the cable joint.
The figures are labeled as follows: 1. a flexible board; 2. fireproof fiber cloth; 3. explosion-proof fiber cloth; 4. and (4) a cable joint.
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. 1-3, according to the utility model provides an embodiment of the flexible explosion-proof equipment of power high tension cable joint, the cladding constitutes at the flexbile plate 1 of cable joint 4 periphery and the flexible explosion-proof blanket of cladding in flexbile plate 1 periphery, the cross-section of flexbile plate 1 is serration structure, flexible explosion-proof blanket is made up by two-layer flameproof fabric cloth 2 and one deck flameproof fabric cloth 3 and forms, flameproof fabric cloth 3 is located between two-layer flameproof fabric cloth 2, the cladding of flexbile plate 1 is fixed in cable joint 4 periphery and by the cladding of flexible explosion-proof blanket. The flexible plate 1 is made of SMC high-strength glass fiber reinforced plastic composite materials, is a plate with a zigzag structure formed by an integral die pressing process, is high in flexibility and can be bent, and can be cut and bent at will according to the structural size of the cable joint 4 during field installation, the zigzag structure can play a role in buffering and absorbing energy when the cable joint 4 explodes, impact energy generated by local explosion of the cable joint 4 can be evenly distributed to the whole explosion-proof device, and the integral explosion-proof performance of the explosion-proof device is improved; the flexible explosion-proof blanket is wrapped on the outer surface of the flexible plate 1, so that the explosion-proof effect is enhanced, and the shaping, waterproof and fireproof effects are achieved.
The fireproof fiber cloth 2 is high silica cloth; the explosion-proof fiber cloth 3 is Kevlar fiber cloth.
The outer surface of the flexible explosion-proof blanket is coated with a fireproof coating, namely the side, facing the outside, of the fireproof fiber cloth 2 is coated with the fireproof coating.
The flexible explosion-proof blanket has made a plurality of equidistant longitudinal arrangement's spacing knot group towards the one side in the outside, spacing knot group includes the spacing knot of a plurality of horizontal equidistant arrangements, and the ribbon that group was detained through the interlude is connected to every spacing of group, and the ribbon can remove in spacing knot. Through the setting of spacing knot, can restrict the ribbon and slide on flexible explosion-proof blanket.
The flexible explosion-proof blanket is bound on the cable joint 4 through a binding belt, and the flexible plate 1 is coated by the flexible explosion-proof blanket to realize fixation.
The flexible explosion-proof blanket is fixed on the cable joint 4 through the hose clamp.
This flexible explosion-proof device cladding is on cable joint 4, and explosion-proof effect is excellent, can reach the standard of policeman portion: 70g of TNT antiknock capability, can bear 2400N frontal impact per unit area and is not damaged.
The working principle of the embodiment is as follows: the flexible plate 1 is cut according to the size of the cable joint 4, then the flexible plate 1 is coated on the outer surface of the cable joint 4, then the flexible explosion-proof blanket is coated, the flexible explosion-proof blanket can be fixed on a cable through a binding belt, the whole explosion-proof device is fixed, and the flexible explosion-proof blanket can be further fixed through the hose clamp, so that the flexible explosion-proof blanket is firmer.
Compared with the prior art, the embodiment has the following beneficial effects:
by arranging the flexible plate which is of a zigzag structure, the flexible plate can play a role in buffering and absorbing energy when the cable joint explodes, impact energy generated by local explosion of the cable joint can be evenly distributed to the whole explosion-proof device, and the overall explosion-proof performance of the explosion-proof device is improved; the material of flexbile plate is SMC high strength glass steel combined material, panel through whole mould pressing technology formation sawtooth structure, it is flexible high, can be crooked, when the field installation, can cut and crooked at will according to cable joint structure size, be applicable to the cable joint of arbitrary shape, can both live its inseparable cladding, it is convenient to have the installation, save material, wide advantage of application scope, at the flexible explosion-proof blanket of flexbile plate surface parcel, play and strengthen explosion-proof effect, and design and waterproof and fireproof 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 flexible explosion-proof equipment of electric power high voltage cable joint which characterized in that: the flexible explosion-proof blanket comprises a flexible plate and a flexible explosion-proof blanket, wherein the flexible plate is wrapped at the periphery of a cable joint, the flexible explosion-proof blanket is wrapped at the periphery of the flexible plate, the cross section of the flexible plate is of a zigzag structure, the flexible explosion-proof blanket is formed by sewing two layers of fireproof fiber cloth and one layer of explosion-proof fiber cloth, the explosion-proof fiber cloth is positioned between the two layers of fireproof fiber cloth, and the flexible plate is wrapped at the periphery of the cable joint and is fixed by the wrapping of the flexible explosion-proof.
2. The flexible explosion protection device for a power high-voltage cable joint according to claim 1, wherein: the flexible plate is made of SMC high-strength glass fiber reinforced plastic composite material.
3. The flexible explosion protection device for a power high-voltage cable joint according to claim 1, wherein: the fireproof fiber cloth is high silica cloth; the explosion-proof fiber cloth is Kevlar fiber cloth.
4. The flexible explosion protection device for a power high-voltage cable joint according to claim 1, wherein: and the outer surface of the flexible explosion-proof blanket is coated with a fireproof coating.
5. The flexible explosion protection device for a power high-voltage cable joint according to claim 1, wherein: the flexible explosion-proof blanket is characterized in that one side, facing the outside, of the flexible explosion-proof blanket 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.
6. The flexible explosion protection device for a power high-voltage cable joint according to claim 5, wherein: each group of limit buckle groups are connected through a ribbon which is inserted, and the ribbon can move in the limit buckle.
7. The flexible explosion protection device for a power high-voltage cable joint according to claim 6, wherein: the flexible explosion-proof blanket is bound on the cable joint through a binding belt.
8. The flexible explosion protection device for a power high-voltage cable joint according to claim 1, wherein: the flexible explosion-proof blanket is fixed on the cable connector through the hose clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920995261.XU CN210490434U (en) | 2019-06-28 | 2019-06-28 | Flexible explosion-proof device for power high-voltage cable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920995261.XU CN210490434U (en) | 2019-06-28 | 2019-06-28 | Flexible explosion-proof device for power high-voltage cable joint |
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| Publication Number | Publication Date |
|---|---|
| CN210490434U true CN210490434U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920995261.XU Active CN210490434U (en) | 2019-06-28 | 2019-06-28 | Flexible explosion-proof device for power high-voltage cable joint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161975A (en) * | 2021-05-08 | 2021-07-23 | 河南四达电力设备股份有限公司 | Flexible fireproof and explosion-proof blanket for cable intermediate joint |
| WO2024087936A1 (en) * | 2022-10-24 | 2024-05-02 | 广东安诺新材料科技有限公司 | High-voltage cable joint fire-proof and explosion-proof structure and method for manufacturing same |
-
2019
- 2019-06-28 CN CN201920995261.XU patent/CN210490434U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161975A (en) * | 2021-05-08 | 2021-07-23 | 河南四达电力设备股份有限公司 | Flexible fireproof and explosion-proof blanket for cable intermediate joint |
| WO2024087936A1 (en) * | 2022-10-24 | 2024-05-02 | 广东安诺新材料科技有限公司 | High-voltage cable joint fire-proof and explosion-proof structure and method for manufacturing same |
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