CN211320821U - Lead wire high temperature resistant sealing device - Google Patents
Lead wire high temperature resistant sealing device Download PDFInfo
- Publication number
- CN211320821U CN211320821U CN201922367956.6U CN201922367956U CN211320821U CN 211320821 U CN211320821 U CN 211320821U CN 201922367956 U CN201922367956 U CN 201922367956U CN 211320821 U CN211320821 U CN 211320821U
- Authority
- CN
- China
- Prior art keywords
- casing pipe
- steel casing
- lead wire
- high temperature
- lead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 59
- 239000010959 steel Substances 0.000 claims abstract description 59
- 238000009413 insulation Methods 0.000 claims abstract description 27
- 239000010445 mica Substances 0.000 claims abstract description 22
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 2
- 239000000463 material Substances 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Landscapes
- Thermal Insulation (AREA)
Abstract
The utility model provides a lead wire high temperature resistant sealing device, include: lead wire, steel casing pipe, isolator, mica insulation lid and vacuum tube, wherein, the steel casing pipe is inside for the vacuum and be equipped with the vacuum tube below the shaft of a tube, and the steel casing pipe both ends are equipped with the mica insulation lid that is used for sealing, and the power lead wire passes inside mica insulation lid and the steel casing pipe, and the steel casing pipe passes the isolator, the isolator divide into both sides with the steel casing pipe, and half steel casing pipe is in the normal atmospheric temperature side, and half steel casing pipe is in the high temperature side, and in steel casing pipe high temperature side one end, the lead wire passes mica insulation lid department and is equipped with. The device adopts the lead wire and is equipped with insulation sleeve's insulating sealed structure when being connected with the heat accumulator, can work under high temperature environment stably.
Description
Technical Field
The utility model relates to a high temperature lead wire seals technical field, especially relates to a lead wire high temperature resistant sealing device.
Background
The high-temperature lead wire of the large-capacity solid heat storage device is extremely easy to oxidize and corrode in a high-temperature state and a traditional copper conductor, the resistance of materials such as stainless steel is too large, and in order to ensure long-term reliable operation of electrode materials in the high-temperature state, the electrode materials and the connection mode of the electrode materials on the high-temperature side need to adopt special design structures. The existing high-temperature lead adopts the filling material in the lead tube to isolate heat, in a high-temperature environment, the filling material cannot isolate and last high temperature, the lead in the lead tube is easily damaged, and the lead is replaced or maintained and needs to be taken out of the built-in filling material to replace the lead extremely difficultly.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a lead wire high temperature resistant sealing device provides effective, reliable support for lead wire operation and maintenance.
The utility model provides a technical scheme is: a high temperature resistant seal for a lead, comprising: lead wire, steel casing pipe, isolator, mica insulation lid and vacuum tube, wherein, the steel casing pipe is inside for the vacuum and be equipped with the vacuum tube below the shaft of a tube, and the steel casing pipe both ends are equipped with the mica insulation lid that is used for sealing, and the power lead wire passes inside mica insulation lid and the steel casing pipe, and the steel casing pipe passes the isolator, the isolator divide into both sides with the steel casing pipe, and half steel casing pipe is in the normal atmospheric temperature side, and half steel casing pipe is in the high temperature side, and in steel casing pipe high temperature side one end, the lead wire passes mica insulation lid department and is equipped with.
Further preferably, the outer wall of the steel sleeve is of a metal corrugated steel structure.
Preferably, the two ends of the steel sleeve are provided with threads, the mica insulation cover is also internally provided with threads, and the mica insulation cover is sealed on the steel sleeve through rotation.
Preferably, the lead extending from the normal temperature side is wrapped by a self-curing insulating wrapping tape, and the lead extending from the high temperature side is wrapped by a high temperature insulating adhesive.
More preferably, the inner diameter of the steel sleeve is less than or equal to 100mm, the thickness of the steel sleeve is 5mm, and the length of the steel sleeve is 2000 mm.
Further preferably, the steel sleeve penetrates through the insulator, and a high-temperature insulating ring is arranged at the penetrating position.
The utility model provides a lead wire high temperature resistant sealing device, the device adopt the lead wire to be equipped with insulation support's insulating close seal structure when being connected with the heat accumulator, the outer steel casing pipe of lead wire adopts vacuum structure's corrugated metal pipe, and this structure can be with the heat that the steel casing pipe accepted in the isolator more effectively to the heat dissipation through heat-radiating medium, utilizes heat-radiating medium and vacuum insulation characteristic reinforcing means to improve dielectric strength simultaneously, can stable work under high temperature environment.
Drawings
Fig. 1 is a side view structure block diagram provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the utility model provides a lead wire high temperature resistant sealing device, include: lead wire 1, steel casing 2, isolator 3, mica insulation cover 4 and vacuum tube 5, wherein, steel casing 2 is inside to be the vacuum and be equipped with vacuum tube 5 below the shaft of pipe, can carry out the evacuation operation to the shaft of pipe through vacuum tube 5, and 2 both ends of steel casing are equipped with the mica insulation cover 4 that is used for sealing, and power lead wire 1 passes mica insulation cover 4 and steel casing 2 inside, and steel casing 2 passes isolator 3, isolator 3 divide into both sides with steel casing 2, and half steel casing 2 is in the normal atmospheric temperature side, and half steel casing 2 is in the high temperature side, and at 2 high temperature side one end of steel casing, the lead wire passes 4 departments of mica insulation cover and is equipped with high temperature insulation stopper 6.
As the improvement of the technical scheme, the outer wall of the steel sleeve 2 is of a metal corrugated steel structure, and the structure can more effectively dissipate heat received by the steel sleeve 2 in the insulator through a heat dissipation medium.
As the improvement of the technical scheme, threads are arranged at two ends of the steel sleeve 2, threads are also arranged in the mica insulation cover 4, and the mica insulation cover 4 is sealed on the steel sleeve 2 through rotation.
As an improvement of the technical scheme, the lead 1 extending out from the normal temperature side is wound and wrapped by using a self-curing insulating wrapping tape, and the lead extending out from the high temperature side is wound and wrapped by using high-temperature insulating glue.
As an improvement of the technical scheme, the inner diameter of the steel sleeve 2 is less than or equal to 100mm, the thickness is 5mm, and the length is 2000 mm.
As an improvement, the steel sleeve 2 penetrates through the isolation body 3, and a high-temperature insulating ring 7 is arranged at the penetrating position.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (6)
1. A high temperature resistant seal for a lead, comprising: lead wire (1), steel casing pipe (2), isolator (3), mica insulation cover (4) and vacuum tube (5), wherein, inside being the vacuum and being equipped with vacuum tube (5) below the shaft of a tube of steel casing pipe (2), steel casing pipe (2) both ends are equipped with mica insulation cover (4) that are used for sealing, and power lead wire (1) passes inside mica insulation cover (4) and steel casing pipe (2), and steel casing pipe (2) pass isolator (3), isolator (3) divide into both sides steel casing pipe (2), and half steel casing pipe (2) are in the normal atmospheric temperature side, and half steel casing pipe (2) are in the high temperature side, and in steel casing pipe (2) high temperature side one end, the lead wire passes mica insulation cover (4) department and is equipped with high temperature insulation stopper (6).
2. The high-temperature-resistant sealing device for the lead wire according to claim 1, wherein the outer wall of the steel sleeve (2) is of a metal corrugated steel structure.
3. The lead high-temperature-resistant sealing device is characterized in that threads are arranged at two ends of the steel sleeve (2), threads are also arranged in the mica insulation cover (4), and the mica insulation cover (4) is sealed on the steel sleeve (2) through rotation.
4. The high-temperature-resistant lead sealing device according to claim 1, wherein the lead (1) extending from the normal temperature side is wrapped by winding a self-curing insulating tape, and the lead extending from the high temperature side is wrapped by winding a high-temperature insulating glue.
5. The high-temperature-resistant sealing device for the lead wire according to claim 1, characterized in that the inner diameter of the steel sleeve (2) is less than or equal to 100mm, the thickness is 5mm, and the length is 2000 mm.
6. A high-temperature-resistant sealing device for lead wires according to claim 1, characterized in that the steel sleeve (2) penetrates through the insulator (3) and is provided with a high-temperature insulating ring (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922367956.6U CN211320821U (en) | 2019-12-25 | 2019-12-25 | Lead wire high temperature resistant sealing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922367956.6U CN211320821U (en) | 2019-12-25 | 2019-12-25 | Lead wire high temperature resistant sealing device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211320821U true CN211320821U (en) | 2020-08-21 |
Family
ID=72053855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922367956.6U Active CN211320821U (en) | 2019-12-25 | 2019-12-25 | Lead wire high temperature resistant sealing device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211320821U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110932204A (en) * | 2019-12-25 | 2020-03-27 | 国网辽宁省电力有限公司沈阳供电公司 | Lead wire high temperature resistant sealing device |
-
2019
- 2019-12-25 CN CN201922367956.6U patent/CN211320821U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110932204A (en) * | 2019-12-25 | 2020-03-27 | 国网辽宁省电力有限公司沈阳供电公司 | Lead wire high temperature resistant sealing device |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN211320821U (en) | Lead wire high temperature resistant sealing device | |
US3710002A (en) | An under-ground vented non-metallic transformer assembly | |
CN205648031U (en) | Compound quartz capsule heating rod of stainless steel | |
CN110932204A (en) | Lead wire high temperature resistant sealing device | |
JP2015192552A (en) | Terminal structure of superconducting cable | |
CN202840418U (en) | Embedded type insulated casing tube | |
CN201639369U (en) | Structure of submersible motor stator | |
JP2017063578A (en) | Terminal structure of superconducting cable | |
CN207743391U (en) | A kind of pyrocondensation solder ring wiring for high power cable wiring | |
CN211128224U (en) | High-power electric heating pipe made of high polymer material | |
CN207368327U (en) | A kind of nuclear power mineral insulated cable connector assembly | |
CN210928012U (en) | Modified steel pipe heater | |
JP4330008B2 (en) | Superconducting cable pooling eye and laying method of superconducting cable using pooling eye | |
CN207367635U (en) | A kind of oil-submersible cable | |
CN210575181U (en) | Combined wiring cable | |
CN214848227U (en) | Resonance absorption capacitor based on axial direction | |
CN211013148U (en) | Lead wire connection structure of sensor, sensor and liquid level meter | |
CN210518888U (en) | Double-layer electric heating tube | |
CN211930889U (en) | Pipe orifice sealing pipe joint of tubular heater | |
CN216414618U (en) | Heating device with outer sleeve protection tube | |
CN211045067U (en) | Cable assembly resistant to high-voltage transmission | |
CN209419884U (en) | Tubular metal electric heating element pipe opening sealing structure | |
CN2457704Y (en) | Dry oil-free casing | |
CN205211566U (en) | 500kV lead wire shielded -plate tube structure | |
CN220290635U (en) | Multilayer ceramic capacitor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |