CN210837270U - Control cable for third-generation nuclear power station - Google Patents
Control cable for third-generation nuclear power station Download PDFInfo
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- CN210837270U CN210837270U CN201921541437.0U CN201921541437U CN210837270U CN 210837270 U CN210837270 U CN 210837270U CN 201921541437 U CN201921541437 U CN 201921541437U CN 210837270 U CN210837270 U CN 210837270U
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Abstract
The utility model relates to the technical field of cables, and a third generation is control cable for nuclear power station is disclosed, including a plurality of insulation core, a plurality of insulation core all wrap up there is the heat dissipation layer, and the heat dissipation in situ is equipped with annular cavity, the indoor packing of annular chamber has the conduction oil, a plurality of insulation core wraps up there is the inner insulating layer, the inner insulating in situ is filled there is the buffer layer, the buffer layer offsets with a plurality of heat dissipation layers and sets up, the outer parcel in proper order of inner insulating layer has waterproof flame retardant coating and corrosion-resistant layer, the outer parcel in corrosion-resistant layer has shielding layer and lag layer, be equipped with the heat pipe in the buffer layer, and the both ends of heat pipe all run through the inner insulating layer in proper order, waterproof flame retardant coating, corrosion-resistant layer, shielding layer and corrosion-resistant layer and. The utility model discloses can guarantee that control cable is stable in the use, and can dispel the heat to the inside insulation core of control cable through external wind, and then improve its life.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a control cable for third generation nuclear power station.
Background
The method is characterized in that a nuclear power project is newly built according to the new highest global safety requirement, namely, all the newly built nuclear power projects need to adopt a third-generation nuclear power technology, and all the non-built second-generation nuclear power projects need to be changed into the third-generation technology, at present, the nuclear power development idea is adjusted in China, the nuclear power is rapidly developed on the premise of maintaining safety, the installation reaches 4300 ten thousand kilowatts in 2015, and the installation reaches 9000 thousand kilowatts in 2020, and the aim is to reach 1 hundred million kilowatts.
In the application document with the publication number of CN205645388U, a third generation control cable for nuclear power station is disclosed, including a plurality of insulation core, insulation core includes conductor, cladding material, internal insulation layer, outer insulating layer and branch item shielding layer, the outside of conductor is provided with the cladding material, the outside of cladding material has set gradually internal insulation layer, outer insulating layer and branch item shielding layer, and is a plurality of the crowded package filling layer in insulation core's the outside, the outside of filling layer has set gradually and has separated oxygen layer, total shielding layer and oversheath layer, and the cable of above-mentioned file is relatively poor at the heat conductivity of the internal insulation core in the use, and the heat is not convenient for discharge to the outside to make the heat most all pile up inside the cable, and then reduced the life of cable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art cable relatively poor at the heat conductivity of inside insulation core in the use, the heat is not convenient for discharge to the outside to make the heat most all pile up inside the cable, and then reduced insulation core life's problem, and the third generation control cable for nuclear power station that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a control cable for third generation nuclear power station, includes a plurality of insulation core, and is a plurality of insulation core all wraps up the heat dissipation layer, and is equipped with annular cavity in the heat dissipation layer, the indoor packing of annular cavity has the conduction oil, and is a plurality of insulation core parcel has the internal insulation layer, the internal insulation intussuseption is filled with the buffer layer, the buffer layer offsets with a plurality of heat dissipation layers and sets up, the external waterproof flame retardant coating and the corrosion-resistant layer of wrapping up in proper order of internal insulation layer, the external parcel of corrosion-resistant layer has shielding layer and lag layer, be equipped with the heat pipe in the buffer layer, and the both ends of heat pipe all run through internal insulation layer, waterproof flame retardant coating, corrosion-resistant layer, shielding layer and lag layer and outwards extend the setting in proper order, the both ends of heat pipe all are fixed the intercommunication have the guide duct, and the lateral wall of guide.
Preferably, it is a plurality of the top center department of heat pipe all is fixed the intercommunication has the collector pipe, the one end of collector pipe runs through internal insulation layer, waterproof flame retardant coating, corrosion resistant layer, shielding layer and protection restrictive coating in proper order and outwards extends the setting, and the collector pipe extends to outside one end fixedly connected with aqueduct, the lateral wall of aqueduct passes through the bonding agent and bonds the setting each other with the lateral wall on protection restrictive coating.
Preferably, a plurality of the heat conduction pipes are all horizontally arranged.
Preferably, it is a plurality of integrated into one piece sets up between heat pipe and a plurality of collector pipes, and a plurality of heat pipes all adopt the copper product to make.
Preferably, the buffer layer is made of a silica gel material.
Preferably, the protective sleeve layer is internally provided with a tensile fiber layer.
Compared with the prior art, the utility model provides a control cable for third generation nuclear power station possesses following beneficial effect:
1. this control cable for third generation nuclear power station through inner insulating layer, waterproof flame retardant coating, corrosion resistant layer, shielding layer and the protective sheath layer that is equipped with, can guarantee that control cable is stable in the use, and the heat pipe that the rethread was equipped with simultaneously can dispel the heat to the inside insulation core of control cable through external wind, and then improves its life.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can guarantee that control cable is stable in the use, and can dispel the heat to the inside insulating core of control cable through external wind, and then improve its life.
Drawings
Fig. 1 is a schematic structural diagram of a control cable for a third-generation nuclear power station according to the present invention;
fig. 2 is the structure diagram between the heat dissipation layer and the insulated wire core of the utility model.
In the figure: 1 insulating core, 2 heat dissipation layers, 3 conduction oil, 4 inner insulation layers, 5 buffer layers, 6 waterproof and fireproof layers, 7 corrosion-resistant layers, 8 shielding layers, 9 protective sheath layers, 10 heat conduction pipes, 11 air guide pipes, 12 water collecting pipes and 13 water guide pipes.
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.
Referring to fig. 1-2, a third generation control cable for a nuclear power station comprises a plurality of insulation wire cores 1, wherein the insulation wire cores 1 are all wrapped with a heat dissipation layer 2, an annular cavity is arranged in the heat dissipation layer 2, heat conduction oil 3 is filled in the annular cavity, the annular cavity is not filled with the heat conduction oil 3, so that the heat conduction oil 3 can flow under the action of external wind, and further the heat conduction effect is improved, the insulation wire cores 1 are wrapped with an inner insulation layer 4, the inner insulation layer 4 is filled with a buffer layer 5, the buffer layer 5 is abutted to the heat dissipation layers 2, the inner insulation layer 4 is sequentially wrapped with a waterproof fire-proof layer 6 and an anti-corrosion layer 7, the anti-corrosion layer 7 is wrapped with a shielding layer 8 and a protective cover layer 9, a heat conduction pipe 10 is arranged in the buffer layer 5, and two ends of the heat conduction pipe 10 sequentially penetrate through the inner insulation layer 4, the waterproof fire-proof layer 6, the anti-, both ends of the heat conduction pipe 10 are fixedly communicated with an air guide pipe 11, and the side wall of the air guide pipe 11 and the side wall of the protective cover layer 9 are bonded with each other through an adhesive.
The top center department of a plurality of heat pipes 10 all fixes the intercommunication has water collection pipe 12, the one end of water collection pipe 12 runs through inner insulating layer 4 in proper order, waterproof flame retardant coating 6, corrosion resistant layer 7, shielding layer 8 and lag layer 9 and outside extension setting, and water collection pipe 12 extends to outside one end fixedly connected with aqueduct 13, the lateral wall of aqueduct 13 passes through the bonding agent setting of bonding each other with the lateral wall on lag layer 9, through the water collection pipe 12 that is equipped with, can collect the rainwater when the rainy day, and flow to in the heat pipe 10, flow out through heat pipe 10 at last, can improve the heat extraction effect to insulating core 1 once more.
The plurality of heat pipes 10 are all horizontally arranged, so that wind can be conveniently blown in and out.
Integrated into one piece sets up between a plurality of heat pipe 10 and a plurality of collector pipe 12, and a plurality of heat pipe 10 all adopt the copper product to make, prevents to produce the gap between heat pipe 10 and the collector pipe 12, and the heat pipe 10 that the copper was made simultaneously can improve the radiating effect.
Be equipped with tensile fibre layer in the protective sheath layer 9, can guarantee that protective sheath layer 9 has good tensile.
In the utility model, when in use, the control cable can be ensured to be stable in the use process through the arranged inner insulating layer 4, the waterproof and fireproof layer 6, the corrosion-resistant layer 7, the shielding layer 8 and the protective cover layer 9, the buffer layer 5 can play a role of buffering the insulating wire core 1, the compression-resistant effect of the insulating wire core 1 is further improved, the external wind can flow out through the heat conducting pipe 10 in the use process of the control cable through the arranged heat conducting pipe 10, the heat of the insulating wire core 1 in the use process can be taken away, meanwhile, the heat on the insulating wire core 1 can be better absorbed through the arranged heat dissipation layer 2 and the heat conducting oil 3, the heat extraction effect of the heat conducting pipe 10 can be further improved, the service life of the insulating wire core 1 is prolonged, the use of people is convenient, and the rainwater can be collected in rainy days through the arranged water collecting pipe 12, and flows into the heat pipe 10 and finally flows out through the heat pipe 10, so that the heat removal effect on the insulated wire core 1 can be improved again.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a third generation is control cable for nuclear power station, includes a plurality of insulation core (1), its characterized in that, and is a plurality of insulation core (1) all wraps up has heat dissipation layer (2), and is equipped with annular cavity in heat dissipation layer (2), the indoor packing of annular cavity has conduction oil (3), and is a plurality of insulation core (1) parcel has inner insulating layer (4), inner insulating layer (4) intussuseption is filled with buffer layer (5), buffer layer (5) and a plurality of heat dissipation layer (2) offset the setting, inner insulating layer (4) are wrapped up in proper order outward and are had waterproof flame retardant coating (6) and corrosion-resistant layer (7), the outer parcel of corrosion-resistant layer (7) has shielding layer (8) and lag layer (9), be equipped with heat pipe (10) in buffer layer (5), and the both ends of heat pipe (10) all run through inner insulating layer (4), waterproof flame retardant coating (6) in proper order, The heat pipe is characterized in that the corrosion-resistant layer (7), the shielding layer (8) and the protecting jacket layer (9) extend outwards, the two ends of the heat pipe (10) are fixedly communicated with the air guide pipe (11), and the side wall of the air guide pipe (11) and the side wall of the protecting jacket layer (9) are bonded through a bonding agent.
2. The control cable for the third generation nuclear power station according to claim 1, wherein a water collecting pipe (12) is fixedly communicated with the center of the top of each of the plurality of heat conducting pipes (10), one end of the water collecting pipe (12) sequentially penetrates through the inner insulating layer (4), the waterproof and fireproof layer (6), the corrosion-resistant layer (7), the shielding layer (8) and the protective sheath layer (9) and extends outwards, a water guiding pipe (13) is fixedly connected to one end of the water collecting pipe (12) extending to the outside, and the side wall of the water guiding pipe (13) and the side wall of the protective sheath layer (9) are bonded with each other through an adhesive.
3. A control cable for a third generation nuclear power plant according to claim 1, characterized in that said heat-conducting pipes (10) are all arranged horizontally.
4. The control cable for the third generation nuclear power station according to claim 1, wherein the plurality of heat pipes (10) and the plurality of water collecting pipes (12) are integrally formed, and the plurality of heat pipes (10) are made of copper material.
5. The control cable for the third generation nuclear power station as claimed in claim 1, wherein the buffer layer (5) is made of a silica gel material.
6. The control cable for the third generation nuclear power station as claimed in claim 1, wherein a tensile fiber layer is arranged in the protective sheath layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921541437.0U CN210837270U (en) | 2019-09-17 | 2019-09-17 | Control cable for third-generation nuclear power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921541437.0U CN210837270U (en) | 2019-09-17 | 2019-09-17 | Control cable for third-generation nuclear power station |
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| Publication Number | Publication Date |
|---|---|
| CN210837270U true CN210837270U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921541437.0U Active CN210837270U (en) | 2019-09-17 | 2019-09-17 | Control cable for third-generation nuclear power station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990564A (en) * | 2021-10-15 | 2022-01-28 | 上海金友金弘智能电气股份有限公司 | Electric wire and cable for new energy automobile and preparation method thereof |
-
2019
- 2019-09-17 CN CN201921541437.0U patent/CN210837270U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990564A (en) * | 2021-10-15 | 2022-01-28 | 上海金友金弘智能电气股份有限公司 | Electric wire and cable for new energy automobile and preparation method thereof |
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