CN214012651U - Locomotive arrester with explosion-proof sleeve pipe - Google Patents
Locomotive arrester with explosion-proof sleeve pipe Download PDFInfo
- Publication number
- CN214012651U CN214012651U CN202023175669.4U CN202023175669U CN214012651U CN 214012651 U CN214012651 U CN 214012651U CN 202023175669 U CN202023175669 U CN 202023175669U CN 214012651 U CN214012651 U CN 214012651U
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- Prior art keywords
- explosion
- proof
- hole
- arrester
- sleeve pipe
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- 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.)
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- 230000003137 locomotive effect Effects 0.000 title claims abstract description 19
- 230000003204 osmotic effect Effects 0.000 claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000000047 product Substances 0.000 abstract description 6
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 229920002379 silicone rubber Polymers 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000012466 permeate Substances 0.000 abstract description 3
- 238000012797 qualification Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 description 7
- 239000003365 glass fiber Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- Thermistors And Varistors (AREA)
Abstract
The utility model belongs to the technical field of the arrester and specifically relates to a locomotive arrester with explosion-proof sleeve pipe, including core, insulating overcoat and explosion-proof sleeve pipe, wherein the core is located in the insulating overcoat, and is equipped with explosion-proof sleeve pipe between core and the insulating overcoat, explosion-proof sleeve pipe unilateral is equipped with a plurality of blast holes, just blast hole outside opening is equipped with explosion-proof hole apron, be equipped with the osmotic pressure hole on the explosion-proof hole apron. The utility model discloses can be when the arrester trouble explodes, with the energy by the directional release in explosion-proof hole one side to avoid important electrical equipment, ensure that other electrical components of locomotive do not receive the harm, and in the injection production process of silicon rubber insulating coat, inside the osmotic pressure hole that produces in explosion-proof hole position can permeate explosion-proof hole from the apron, thereby reach inside and outside pressure balance, guarantee explosion-proof structure's integrality, improve the finished product qualification rate.
Description
Technical Field
The utility model belongs to the technical field of the arrester and specifically relates to a locomotive arrester with explosion-proof sleeve pipe.
Background
The locomotive arrester is mainly used in the roof or the cabinet of the electric locomotive, internal short circuit can be caused when the arrester is in fault, and the arrester is exploded in a short time.
In the existing product, the glass fiber sleeve pipe or the glass fiber sleeve pipe does not adopt an explosion-proof structure, when the lightning arrester breaks down and bursts, the internal component does not directionally burst, fragments are released in all directions, and the operation safety of other electrical equipment is seriously threatened. Glass fiber sleeve pipe or adopt the explosion vent of through type, the energy that produces when this kind of structure can directional release arrester trouble, nevertheless in the product production process, can cause silicon rubber material to get into the sleeve pipe from the explosion vent inside, it is narrow and small to cause the arrester inner space, and heat capacity diminishes, and the anti energy shock property worsens, can lead to arrester inner assembly to connect badly simultaneously, and electrical property descends, and the finished product percent of pass is low, buries down hidden danger for locomotive safe operation. In addition, the integrity of the glass fiber sleeve can be damaged by the penetrating explosion-proof hole, so that the mechanical performance is reduced, and the running reliability of the lightning arrester is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a locomotive arrester with explosion-proof sleeve pipe can be when the arrester trouble explodes, with the energy by the directional release in explosion-proof hole one side to avoid important electrical equipment, ensure that other electrical components of locomotive do not receive the harm.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a locomotive arrester with explosion-proof sleeve pipe, includes core, insulating overcoat and explosion-proof sleeve pipe, wherein the core is located in the insulating overcoat, and is equipped with explosion-proof sleeve pipe between core and the insulating overcoat, explosion-proof sleeve pipe unilateral is equipped with a plurality of explosion-proof holes, just explosion-proof hole outside opening is equipped with explosion-proof hole apron, be equipped with the osmotic pressure hole on the explosion-proof hole apron.
Each explosion-proof hole is spirally arranged along the axial direction of the explosion-proof sleeve.
The outer openings of the explosion-proof holes are provided with step rabbets, and the explosion-proof hole cover plate is embedded into the step rabbets.
The core body comprises an outer electrode, a main spring seat, a resistance chip, an adjusting aluminum rod and an inner electrode which are sequentially arranged from top to bottom, wherein a main spring is arranged in the main spring seat and is abutted against the outer electrode.
And an adjusting gasket is arranged between the main spring seat and the resistance card.
And a copper insert is arranged on the upper side of the outer electrode and connected with a lead.
And the lower end of the insulating outer sleeve is provided with a mounting flange.
The utility model discloses an advantage does with positive effect:
1. the utility model discloses be equipped with a plurality of different rows and be the explosion-proof hole that the heliciform distributes at explosion-proof sleeve pipe unilateral, guaranteed energy release ability to every explosion-proof hole non-runs through the design, all set up explosion-proof hole apron in the explosion-proof hole, guaranteed glass fiber sheathed tube mechanical strength, explosion-proof sleeve pipe unilateral is all located to explosion-proof hole in addition, has guaranteed the directional release of energy.
2. The utility model discloses set up explosion-proof hole apron in explosion-proof hole to be equipped with very little osmotic pressure hole on the explosion-proof hole apron, at the injection in-process of silicon rubber insulating coat, the osmotic pressure hole that produces in explosion-proof hole position can permeate explosion-proof downthehole portion from the lid, thereby reach inside and outside pressure balance, guarantee explosion-proof structure's integrality, improve the finished product qualification rate, and the sleeve pipe inner space is complete moreover, sufficient buffer space occasionally in pressure release, can not produce the burst when cracked.
Drawings
FIG. 1 is a front view of the explosion-proof casing used in the present invention,
figure 2 is a cross-sectional view of the explosion proof sleeve of figure 1,
fig. 3 is an overall schematic view of the present invention.
The anti-explosion device comprises an anti-explosion sleeve 1, an anti-explosion hole cover plate 2, an anti-explosion hole 3, a main spring 4, an outer electrode 5, a main spring seat 6, an adjusting gasket 7, a resistor disc 8, an insulating outer sleeve 9, a lead 10, an adjusting aluminum rod 11, an inner electrode 12, a copper insert 13 and a mounting flange 14.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model discloses a core, insulating overcoat 9 and explosion-proof sleeve pipe 1, wherein as shown in fig. 3, the core is located in insulating overcoat 9, and is equipped with explosion-proof sleeve pipe 1 between core and the insulating overcoat 9, as shown in fig. 1-2, 1 unilateral of explosion-proof sleeve pipe is equipped with a plurality of explosion-proof holes 3, and each explosion-proof hole 3 is the heliciform along 1 axial of explosion-proof sleeve pipe and arranges, 3 outside openings in explosion-proof hole are equipped with explosion-proof hole apron 2, just be equipped with the osmotic pressure hole on the explosion-proof hole apron 2. In this embodiment, the explosion-proof sleeve 1 is made of glass fiber.
As shown in fig. 1-2, in this embodiment, three explosion-proof holes 3 are disposed on a single side of the explosion-proof casing 1, the three explosion-proof holes 3 are distributed on the outer circumferential surface of the explosion-proof holes 3 in different rows in a spiral manner, a step seam allowance is disposed at an opening on the outer side of each explosion-proof hole 3, and the explosion-proof cover plate 2 is embedded into the step seam allowance and is bonded and fixed.
As shown in fig. 3, the core body includes an outer electrode 5, a main spring seat 6, a resistive sheet 8, an adjusting aluminum rod 11 and an inner electrode 12, which are sequentially arranged from top to bottom, wherein a main spring 4 is arranged in the main spring seat 6 and abuts against the outer electrode 5, and an adjusting gasket 7 is arranged between the main spring seat 6 and the resistive sheet 8. In this embodiment, the resistor 8 is a zinc oxide resistor.
As shown in fig. 3, a copper insert 13 is arranged on the upper side of the outer electrode 5 and connected with the lead 10, and a mounting flange 14 is arranged at the lower end of the insulating outer sleeve 9.
The utility model discloses a theory of operation does:
the utility model discloses be equipped with the explosion-proof hole 3 of a plurality of different lists in explosion-proof sleeve pipe 1 unilateral to all set up explosion-proof hole apron 2 in every explosion-proof hole 3, this kind of structure can be when the arrester trouble explodes, with the energy by the directional release in 3 one sides of explosion-proof hole, thereby avoid important electrical equipment, ensure that other electrical components of locomotive do not receive the harm, and can guarantee 1 mechanical strength of explosion-proof sleeve pipe of glass fiber material.
The utility model discloses an explosion-proof hole apron 2 is equipped with very little osmotic pressure hole, the utility model discloses during production install explosion-proof hole apron 2 in corresponding explosion-proof hole 3 earlier, then begin arrester silicon rubber material's insulating coat 9 injection, when injection production, explosion-proof hole apron 2 plays the guard action to explosion-proof hole 3, the internal and external pressure of balanced apron, protection explosion-proof hole 3 can not damage, in addition in the injection process, the pressure that produces in explosion-proof hole 3 position can permeate to explosion-proof hole 3 inside from the permeation hole on explosion-proof hole apron 2, thereby reach internal and external pressure balance, guarantee explosion-proof structure's integrality, improve the finished product qualification rate, and the permeation hole is very little, silicon rubber material has at most a small amount to get into the permeation hole, and can not get into the intraductal portion of sleeve through explosion-proof hole, can keep the intraductal space of sleeve complete, sufficient buffer space when pressure release, the cracking condition in the case of fracture can not be generated.
Claims (7)
1. The utility model provides a locomotive arrester with explosion-proof sleeve pipe which characterized in that: including core, insulating overcoat (9) and explosion-proof sleeve pipe (1), wherein the core is located in insulating overcoat (9), and is equipped with explosion-proof sleeve pipe (1) between core and insulating overcoat (9), explosion-proof sleeve pipe (1) unilateral is equipped with a plurality of explosion-proof holes (3), just explosion-proof hole (3) outside opening is equipped with explosion-proof hole apron (2), be equipped with the osmotic pressure hole on explosion-proof hole apron (2).
2. The arrester of claim 1 provided with an explosion-proof sleeve for a locomotive, wherein: each explosion-proof hole (3) is spirally arranged along the axial direction of the explosion-proof sleeve (1).
3. The arrester of claim 1 provided with an explosion-proof sleeve for a locomotive, wherein: the outer openings of the explosion-proof holes (3) are provided with step rabbets, and the explosion-proof hole cover plates (2) are embedded into the step rabbets.
4. The arrester of claim 1 provided with an explosion-proof sleeve for a locomotive, wherein: the core body comprises an outer electrode (5), a main spring seat (6), a resistance chip (8), an adjusting aluminum bar (11) and an inner electrode (12), wherein the outer electrode (5), the main spring seat (6), the resistance chip (8), the adjusting aluminum bar and the inner electrode are sequentially arranged from top to bottom, and a main spring (4) is arranged in the main spring seat (6) and is abutted to the outer electrode (5).
5. The locomotive arrester provided with an explosion-proof sleeve according to claim 4, characterized in that: and an adjusting gasket (7) is arranged between the main spring seat (6) and the resistance sheet (8).
6. The locomotive arrester provided with an explosion-proof sleeve according to claim 4, characterized in that: the upper side of the outer electrode (5) is provided with a copper insert (13) connected with a lead (10).
7. The locomotive arrester provided with an explosion-proof sleeve according to claim 4, characterized in that: and the lower end of the insulating outer sleeve (9) is provided with a mounting flange (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023175669.4U CN214012651U (en) | 2020-12-25 | 2020-12-25 | Locomotive arrester with explosion-proof sleeve pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023175669.4U CN214012651U (en) | 2020-12-25 | 2020-12-25 | Locomotive arrester with explosion-proof sleeve pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214012651U true CN214012651U (en) | 2021-08-20 |
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ID=77290533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023175669.4U Active CN214012651U (en) | 2020-12-25 | 2020-12-25 | Locomotive arrester with explosion-proof sleeve pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214012651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117558520A (en) * | 2024-01-12 | 2024-02-13 | 江东金具设备有限公司 | Lightning arrester |
-
2020
- 2020-12-25 CN CN202023175669.4U patent/CN214012651U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117558520A (en) * | 2024-01-12 | 2024-02-13 | 江东金具设备有限公司 | Lightning arrester |
| CN117558520B (en) * | 2024-01-12 | 2024-04-26 | 江东金具设备有限公司 | Lightning arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A locomotive lightning arrester equipped with explosion-proof casing Effective date of registration: 20231204 Granted publication date: 20210820 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN NORTH ARRESTER CO.,LTD. Registration number: Y2023980069108 |