CN211089100U - Intelligent fireproof flame-retardant explosion-proof shell for high-voltage cable intermediate joint - Google Patents
Intelligent fireproof flame-retardant explosion-proof shell for high-voltage cable intermediate joint Download PDFInfo
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- CN211089100U CN211089100U CN201922259175.5U CN201922259175U CN211089100U CN 211089100 U CN211089100 U CN 211089100U CN 201922259175 U CN201922259175 U CN 201922259175U CN 211089100 U CN211089100 U CN 211089100U
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- cable intermediate
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 22
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 210000001503 joint Anatomy 0.000 claims abstract description 11
- 238000004880 explosion Methods 0.000 claims description 36
- 238000013022 venting Methods 0.000 claims description 11
- 239000000779 smoke Substances 0.000 claims description 8
- 239000000443 aerosol Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 10
- 239000007787 solid Substances 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 229910000861 Mg alloy Inorganic materials 0.000 description 2
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000009545 invasion Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Abstract
The utility model relates to an intelligent fireproof flame-retardant explosion-proof shell of a high-voltage cable intermediate joint, which comprises a shell, a left end cover and a right end cover; the left end cover and the shell are in flange sealing connection, and the right end cover and the shell are in flange sealing connection; an explosion-proof cavity is formed among the shell, the left end cover and the right end cover and is suitable for containing a middle joint of a high-voltage cable. The utility model provides a power cable intermediate head explodes because of the trouble and produces destruction to surrounding environment and object, effectively reduces destruction range, control solid and splashes.
Description
Technical Field
The utility model relates to an and power equipment protection field, concretely relates to fire-retardant explosion-proof shell of high tension cable intermediate head intelligence fire prevention.
Background
Along with the continuous expansion of city scale, people's standard of living is constantly improved, and the living power consumption demand is constantly increased, causes the city to constantly increase transmission line net newly.
As the power grid requires more power supply links and longer transmission lines. Therefore, the power cable intermediate joint becomes an indispensable component of an urban power grid, and the requirements on the operation reliability and the safety protection and intelligent convenience of surrounding facilities are particularly outstanding.
After the high-voltage cable intermediate head is installed, the high-voltage cable intermediate head needs to be regularly inspected in operation and can be influenced by factors such as environmental moisture invasion and mechanical stress, so that the intermediate head is damaged or lost in insulation, the cable intermediate head breaks down and explodes, and explosion shock waves and solid splashes can damage the surrounding environment, people, power equipment, civil engineering foundations and the like.
To above circumstances, need install protective equipment or equipment additional to cable intermediate head, make cable intermediate head place environment more stable to effectively control the destruction degree when exploding. Therefore, the device or equipment needs to have basic characteristics of water resistance, fire resistance, flame retardance, explosion resistance and the like, and meanwhile, the requirements of reducing the inspection working strength and improving the intellectualization of a power grid are combined, and the intelligent acquisition monitoring function is needed to be achieved.
At present, the common explosion-proof shell is mainly made of glass fiber reinforced plastic and has a split structure, and various aspects such as sealing, water resistance, explosion prevention, intelligent acquisition and the like cannot be well guaranteed, so that the condition of failure at a critical moment often occurs.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: overcome prior art's not enough, provide a fire-retardant explosion-proof shell of high tension cable intermediate head intelligence fire prevention, solve high tension cable intermediate head in the past and accomplish the back at the installation, need regularly patrol and examine in the operation to also can receive factor influences such as environmental moisture invasion, mechanical stress, cause intermediate head dielectric breakdown or lose, cause the cable intermediate head to puncture the accident emergence, explosion shock wave and solid splash can lead to the fact destruction damage to surrounding environment, crowd, power equipment, civil engineering basis etc..
The utility model provides a technical scheme that its technical problem adopted is: an intelligent fireproof flame-retardant explosion-proof shell for a high-voltage cable intermediate joint comprises a shell, a left end cover and a right end cover; the left end cover and the shell are in flange sealing connection, and the right end cover and the shell are in flange sealing connection; an explosion-proof cavity is formed among the shell, the left end cover and the right end cover and is suitable for containing a middle joint of a high-voltage cable.
Further, an explosion vibration sensor and an explosion pressure sensor are arranged on the shell and are suitable for detecting the vibration and pressure change of the explosion-proof shell.
Further, an aerosol fire extinguisher and a smoke alarm are installed on the inner wall of the shell.
Furthermore, fireproof buffer coatings are sprayed on the inner walls of the shell, the left end cover and the right end cover.
Further, a plurality of explosion venting windows are arranged on the shell, and explosion venting window sheets are installed on the explosion venting windows;
furthermore, fire retardant packages and fireproof cement gum are arranged at outlets in the left end cover and the right end cover.
Furthermore, a bearing rubber block for supporting the middle joint of the high-voltage cable is arranged in the shell.
Furthermore, a temperature sensor for detecting the temperature of the middle joint of the high-voltage cable is arranged on the shell.
Furthermore, a plurality of grounding wires are arranged on the left end cover to form a waterproof joint.
Further, the sealing connection structure between the shell and the end cover is as follows: offer the annular on the end cover, the casing forms the annular protruding, set up O type sealing washer in the annular, protruding insert ring inslot of ring forms sealing connection through O type sealing washer and end cover.
The utility model has the advantages that:
1. the utility model provides a power cable intermediate head explodes because of the trouble and produces destruction to surrounding environment and object, effectively reduces destruction range, control solid and splashes.
2. The explosion-proof shell main body adopts a sectional type combination form, the material can be aluminum magnesium alloy, sealing gasket concave-convex grooves are arranged at the flange connection part, O-shaped ring grooves are designed at the explosion venting port/observation port, stainless steel waterproof joints are arranged at the grounding wire outlet, the sensor and the control wire outlet, and the shell does not have sealing dead angles;
3. the casing main part can bear high strength pressure, and the explosion venting port/observation port can be set according to different requirements to be vented to explode and trigger the pressure value.
4. Explosion-proof shell explosion detection adopts explosion vibrations sensor and explosion pressure sensor cooperation to use and reduces the wrong report, misses and reports the condition by mistake, and intelligent explosion-proof shell intelligent control unit has multiple connected mode to reply multiple customer's demand and environmental change.
5. A temperature sensor and a smoke alarm are arranged in the explosion-proof shell, and the detection information assists in monitoring the internal state of the explosion-proof shell. The fire extinguisher adopts an aerosol fire extinguisher by adopting military technology, and has an ultra-long quality guarantee period.
6. The fireproof buffer coating is sprayed inside the explosion-proof shell, so that the damage of the explosion splash to the shell is effectively reduced.
7. The outlet of the main cable of the explosion-proof shell is sealed by adopting double sealing of fireproof daub and a fire retardant bag, so that explosion or combustion in the shell is prevented from spreading.
8. Be equipped with cable joint bearing rubber piece in the explosion-proof shell, it is sufficient with cable joint area of contact, can be according to the customization of different brand cable joint.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a front view of the explosion-proof shell of the present invention;
FIG. 2 is a perspective view of the explosion proof housing;
FIG. 3 is a side view of the explosion proof housing;
the fire-proof window comprises a shell, a left end cover, a right end cover, a ground wire, a waterproof joint, a window piece, a high-voltage cable intermediate joint, an explosion vibration sensor, a pressure sensor, a temperature sensor, a supporting rubber block, a smoke alarm, an aerosol fire extinguisher, a fire-proof bag, a fire-proof daub, a fire-proof rubber block, a smoke alarm, a fire-proof aerosol fire extinguisher, a fire-proof bag and a fire-proof daub, wherein the shell is 1.
Detailed Description
The invention will now be further described with reference to the accompanying drawings. The drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the components related to the present invention.
Example one
As shown in fig. 1, an intelligent fireproof flame-retardant explosion-proof housing for a high-voltage cable intermediate joint comprises a housing 1, a left end cover 21 and a right end cover 22, wherein the left end cover 21 and the right end cover 22 are respectively provided with a perforation of a cable, the left end cover 21 is in flange sealing connection with the left end of the housing 1, and the right end cover 22 is in flange sealing connection with the right end of the housing 1; an explosion-proof cavity is formed among the shell 1, the left end cover 21 and the right end cover 22, and the explosion-proof cavity is suitable for accommodating the high-voltage cable intermediate joint 4.
Specifically, the sealing connection structure between the housing 1 and the end cover is as follows: offer the annular on the end cover, casing 1 forms the annular protruding, set up O type sealing washer in the annular, protruding insert ring inslot of ring forms sealing connection through O type sealing washer and end cover.
The shell 1, the left end cover 21 and the right end cover 22 are made of aluminum magnesium alloy;
the shell 1 is formed by connecting two semicircular shells by adopting flange bolts; the left end cover 21 is also formed by connecting two semicircular end cover flange bolts; the right end cap 22 is also formed by connecting two semi-circular end cap flange bolts.
Specifically, a plurality of ground wire appearance waterproof joints 23 are provided on the left end cover 21.
Specifically, the fire-proof buffer coating is sprayed on the inner walls of the shell 1, the left end cover 21 and the right end cover 22, and the fire-proof buffer coating is sprayed inside the explosion-proof shell 1, so that the damage to the shell 1 caused by the explosive splashes is effectively reduced.
Specifically, a plurality of explosion venting windows are arranged on the shell 1, and the explosion venting windows are provided with explosion venting window sheets 3.
Specifically, the fire retardant bag 11 and the fireproof mortar 12 are arranged at the outlets in the left end cover 21 and the right end cover 22. The main cable outlet of the explosion-proof shell is sealed by adopting fireproof daub 12 and a fire retardant bag 11, so that explosion or combustion in the shell 1 is prevented from spreading.
Specifically, a supporting rubber block 8 for supporting the middle joint 4 of the high-voltage cable is arranged in the shell 1.
The explosion-proof shell of this embodiment is installed in the outside of high tension cable intermediate head, plays the guard action to the high tension cable intermediate head, compresses tightly between left end cover 21 and right end cover 22 and the high tension cable fixedly in order to realize the fixed of explosion-proof shell.
Example two
On the basis of the first embodiment, the present embodiment is further improved;
the housing 1 is provided with an explosion vibration sensor 5 and an explosion pressure sensor 6 adapted to detect vibrations and pressure changes of the explosion proof housing.
The explosion vibration sensor selects SW420 which is subjected to explosion-proof treatment;
the explosion pressure sensor is QPM 11-ON;
in the embodiment, the explosion detection of the explosion-proof shell adopts the cooperation of the explosion vibration sensor and the explosion pressure sensor 6 to reduce the situations of false alarm, missing alarm and wrong alarm;
EXAMPLE III
On the basis of the first embodiment, the present embodiment is further improved;
an aerosol fire extinguisher 10 and a smoke alarm 9 are arranged on the inner wall of the shell 1,
the fire extinguisher is QRR0.16G/K710;
the smoke alarm is JTY-GW-PEW 001/B;
the smoke alarm 9 monitors the internal state of the explosion-proof shell in real time; the aerosol fire extinguisher 10 can extinguish fire when the fire occurs at the middle joint;
meanwhile, in the present embodiment, a temperature sensor 7 for detecting the temperature of the middle joint 4 of the high-voltage cable may be disposed on the housing 1; the temperature sensor 7 includes a thermal resistor pt100 and a transmitter, the thermal resistor pt100 is installed in the case 1 to detect the temperature of the intermediate joint, and the transmitter is connected to the thermal resistor pt100 to feed back the detected temperature in real time.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. An intelligent fireproof flame-retardant explosion-proof shell for a high-voltage cable intermediate joint is characterized by comprising a shell, a left end cover and a right end cover; the left end cover and the shell are in flange sealing connection, and the right end cover and the shell are in flange sealing connection; an explosion-proof cavity is formed among the shell, the left end cover and the right end cover and is suitable for containing a middle joint of a high-voltage cable.
2. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein an explosion vibration sensor and an explosion pressure sensor are arranged on the shell and are adapted to detect vibration and pressure change of the explosion-proof shell.
3. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein an aerosol fire extinguisher and a smoke alarm are mounted on the inner wall of the shell.
4. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein the inner walls of the shell, the left end cover and the right end cover are sprayed with fireproof buffer coatings.
5. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein a plurality of explosion venting windows are arranged on the shell, and explosion venting window pieces are mounted on the explosion venting windows.
6. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein fire retardant bags and fireproof mortar are arranged at the outlets in the left end cover and the right end cover.
7. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein a supporting rubber block for supporting the high-voltage cable intermediate joint is arranged in the shell.
8. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein a temperature sensor for detecting the temperature of the high-voltage cable intermediate joint is arranged on the shell.
9. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein a plurality of grounding wires are arranged on the left end cover to form waterproof joints.
10. The intelligent fireproof flame-retardant explosion-proof shell for the high-voltage cable intermediate joint as claimed in claim 1, wherein the sealing connection structure between the shell and the end cover is as follows: offer the annular on the end cover, the casing forms the annular protruding, set up O type sealing washer in the annular, protruding insert ring inslot of ring forms sealing connection through O type sealing washer and end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922259175.5U CN211089100U (en) | 2019-12-16 | 2019-12-16 | Intelligent fireproof flame-retardant explosion-proof shell for high-voltage cable intermediate joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922259175.5U CN211089100U (en) | 2019-12-16 | 2019-12-16 | Intelligent fireproof flame-retardant explosion-proof shell for high-voltage cable intermediate joint |
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| Publication Number | Publication Date |
|---|---|
| CN211089100U true CN211089100U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922259175.5U Active CN211089100U (en) | 2019-12-16 | 2019-12-16 | Intelligent fireproof flame-retardant explosion-proof shell for high-voltage cable intermediate joint |
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| Country | Link |
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| CN (1) | CN211089100U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467417A (en) * | 2021-01-28 | 2021-03-09 | 山东专海信息科技有限公司 | Improved structure of flexible fireproof cable intermediate connection joint |
| CN112688268A (en) * | 2020-12-21 | 2021-04-20 | 海南电网有限责任公司三亚供电局 | Flame-retardant explosion-proof device for intermediate joint |
| CN112701652A (en) * | 2020-12-21 | 2021-04-23 | 海南电网有限责任公司三亚供电局 | Be applied to fire-proof device that explodes of cable junction |
| CN112751308A (en) * | 2021-01-22 | 2021-05-04 | 广东安诺新材料科技有限公司 | Explosion-proof housing for cable |
| CN113241718A (en) * | 2021-05-28 | 2021-08-10 | 长园电力技术有限公司 | Cable intermediate head |
-
2019
- 2019-12-16 CN CN201922259175.5U patent/CN211089100U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112688268A (en) * | 2020-12-21 | 2021-04-20 | 海南电网有限责任公司三亚供电局 | Flame-retardant explosion-proof device for intermediate joint |
| CN112701652A (en) * | 2020-12-21 | 2021-04-23 | 海南电网有限责任公司三亚供电局 | Be applied to fire-proof device that explodes of cable junction |
| CN112688268B (en) * | 2020-12-21 | 2022-02-11 | 海南电网有限责任公司三亚供电局 | Flame-retardant explosion-proof device for intermediate joint |
| CN112701652B (en) * | 2020-12-21 | 2022-03-11 | 海南电网有限责任公司三亚供电局 | Be applied to fire-proof device that explodes of cable junction |
| CN112751308A (en) * | 2021-01-22 | 2021-05-04 | 广东安诺新材料科技有限公司 | Explosion-proof housing for cable |
| CN112467417A (en) * | 2021-01-28 | 2021-03-09 | 山东专海信息科技有限公司 | Improved structure of flexible fireproof cable intermediate connection joint |
| CN112467417B (en) * | 2021-01-28 | 2021-08-24 | 杭州华移技术有限公司 | Improved structure of flexible fireproof cable intermediate connection joint |
| CN113241718A (en) * | 2021-05-28 | 2021-08-10 | 长园电力技术有限公司 | Cable intermediate head |
| CN113241718B (en) * | 2021-05-28 | 2022-02-15 | 长园电力技术有限公司 | A cable intermediate joint |
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