CN220209522U - Charged body introducing device with vent - Google Patents
Charged body introducing device with vent Download PDFInfo
- Publication number
- CN220209522U CN220209522U CN202321828259.6U CN202321828259U CN220209522U CN 220209522 U CN220209522 U CN 220209522U CN 202321828259 U CN202321828259 U CN 202321828259U CN 220209522 U CN220209522 U CN 220209522U
- Authority
- CN
- China
- Prior art keywords
- arc extinguishing
- charged body
- sleeve
- extinguishing chamber
- insulating layer
- 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.)
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Links
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000004677 Nylon Substances 0.000 claims abstract description 12
- 229920001778 nylon Polymers 0.000 claims abstract description 12
- 238000009423 ventilation Methods 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000013329 compounding Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a charged body introducing device with a vent, which belongs to the technical field of charged body introducing devices and comprises a contact finger assembly and an arc extinguishing chamber, wherein the contact finger assembly and the arc extinguishing chamber are arranged in a single-pass sleeve; the single-pass sleeve comprises an aluminum pipe, a nylon head, a copper electrode, an insulating layer, a sleeve ring and an outer shielding layer; the upper end and the lower end of the aluminum pipe are respectively connected with a nylon tap and a copper electrode; an insulating layer is arranged on the periphery side of the single-pass sleeve; a sleeve ring and an outer shielding layer are sequentially arranged on the outer periphery of the insulating layer from top to bottom; the sleeve ring is uniformly distributed with vent holes. According to the utility model, the ventilation holes are uniformly distributed on the sleeve ring in a ring shape, so that local arc flash is prevented, and the safety is improved; the connector is beneficial to allowing external air to enter the balance pressure when the connector is disassembled, so that the partial vacuum effect can be effectively solved, the flashover is prevented, and the connector is safe and effective.
Description
Technical Field
The utility model relates to the technical field of charged body introduction devices, in particular to a charged body introduction device with a vent.
Background
The electrified body introducing device is connected with the sleeve seat to provide an interface for the connector, and is widely applied to outdoor distribution transformers, american type box-type transformers, ring main units and cable branch boxes. At present, the charged body introducing devices produced by various manufacturers have basically similar structures, and the sleeve ring of the charged body introducing device does not have a vent, so that whether the connector is installed in place can be directly reflected; this structure reduces the internal air pressure when the connector is detached from the charged body introducing device during the switching operation, forms a partial vacuum and the separation of the shielding layer causes high electric stress, thereby generating partial discharge and ionized gas, providing a flashover path from the probe to the shielding due to the conductivity of the ionized gas, and easily causing flashover. In order to solve the hidden danger, the utility model provides a charged body introducing device with a vent.
Disclosure of Invention
Aiming at the technical defects, the utility model aims to provide the charged body introducing device with the ventilation holes, and the ventilation holes are uniformly distributed on the sleeve ring in a ring shape, so that local arc flash is prevented, and the safety is improved; helping to allow outside air to enter the equilibrium pressure when the connector is disassembled; the problem of the partial vacuum effect that proposes in the background art leads to the flashover is solved.
In order to solve the technical problems, the utility model adopts the following technical scheme: the present utility model provides a charged body introducing device with a vent, comprising: the contact finger assembly and the arc extinguishing chamber are arranged in the single-pass sleeve; the single-pass sleeve comprises an aluminum pipe, a nylon head, a copper electrode, an insulating layer, a sleeve ring and an outer shielding layer; the upper end and the lower end of the aluminum pipe are respectively connected with a nylon tap and a copper electrode; an insulating layer is arranged on the periphery side of the single-pass sleeve; a sleeve ring and an outer shielding layer are sequentially arranged on the outer periphery of the insulating layer from top to bottom; the annular equipartition is offered the ventilation hole on the sleeve ring, helps balanced pressure when installing and dismantling the connector to can effectively solve partial vacuum effect, prevent to lead to the condition of flashover.
Preferably, the insulating layer, the sleeve ring and the outer shielding layer are combined with the aluminum pipe, the nylon head and the copper electrode to be molded by injection compounding through an injection machine and a die; the three-layer injection process is adopted for production, so that layer gaps are avoided, and partial discharge is reduced to the greatest extent.
Preferably, the arc extinguishing chamber is connected with the copper electrode through the contact finger assembly; the contact finger component is made of T2 red copper and has good conduction capability.
Preferably, a clamping groove is formed in the inner periphery side of the aluminum pipe; a groove matched with the clamping groove is formed in the peripheral side of the arc extinguishing chamber; the clamping springs are arranged in the closed spaces formed by the clamping grooves and the grooves, are made of spring steel, and have high tensile strength, elastic limit and high fatigue strength.
Preferably, the inner side of the top of the arc extinguishing chamber is provided with a silicone ring, and the sealing effect is achieved.
Preferably, the arc extinguishing chamber is internally provided with an arc extinguishing pipe, the arc extinguishing chamber is a device for limiting the space position of an arc and accelerating the extinction of the arc, and the arc extinguishing pipe made of POM material is arranged in the arc extinguishing chamber, so that the arc extinguishing chamber has a good arc extinguishing effect.
The utility model has the beneficial effects that:
according to the utility model, the ventilation holes are uniformly distributed on the sleeve ring in a ring shape, so that local arc flash is prevented, and the safety is improved; the connector is beneficial to allowing external air to enter the balance pressure when the connector is disassembled, so that the partial vacuum effect can be effectively solved, the flashover is prevented, and the connector is safe and effective.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a charged body introducing device with a vent according to the present utility model.
Fig. 2 is a vertical cross-sectional view of fig. 1.
Fig. 3 is a schematic view showing a structure in which a charged body introducing apparatus having a vent of the present utility model is mounted on a connector.
Reference numerals illustrate: the high-voltage power supply comprises a 1-single-pass sleeve, an 11-aluminum pipe, a 12-nylon tap, a 13-copper electrode, a 14-insulating layer, a 15-sleeve ring, 151-vent holes, a 16-outer shielding layer, a 2-contact finger assembly, a 3-arc extinguishing chamber, a 4-clamp spring and a 5-silica gel ring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
as shown in fig. 1 to 3, the present embodiment provides a charged body introducing apparatus having a ventilation hole, comprising: the contact finger assembly 2 and the arc extinguishing chamber 3 are arranged in the single-pass sleeve 1; the single-pass sleeve 1 comprises an aluminum pipe 11, a nylon head 12, a copper electrode 13, an insulating layer 14, a sleeve ring 15 and an outer shielding layer 16; the upper end and the lower end of the aluminum pipe 11 are respectively connected with a nylon tap 12 and a copper electrode 13; an insulating layer 14 is arranged on the outer periphery side of the single-pass sleeve 1; a sleeve ring 15 and an outer shielding layer 16 are sequentially arranged on the outer peripheral side of the insulating layer 14 from top to bottom; the annular uniformly distributed vent holes 151 on the sleeve ring 15 are beneficial to balancing pressure when the connector is disassembled, so that partial vacuum effect can be effectively solved, flashover is prevented, in addition, the sleeve ring 4 is yellow in color, visibility is enhanced, identification is facilitated, whether the connector 6 is installed in place can be directly reflected, and when the connector is actually used, the sleeve seat 7 is installed at the bottom of the charged body introducing device, and the top of the charged body introducing device is connected to the connector 6; more specifically, the insulating layer 14, the sleeve ring 15 and the outer shielding layer 16 are combined with the aluminum pipe 11, the nylon head 12 and the copper electrode 13 to be molded by injection molding through an injection machine and a die; the three-layer injection process is adopted for production, so that layer gaps are avoided, and partial discharge is reduced to the greatest extent.
Referring to the figure, the arc extinguishing chamber 3 is connected with the copper electrode 13 through the contact finger assembly 2, that is, the arc extinguishing chamber 3 is mounted on the copper electrode 13 of the single-pass sleeve 1 through the contact finger assembly 2, so as to achieve the function of connection and conduction; in addition, the contact finger component 2 is made of T2 red copper, and has good conduction capability; more specifically, the silicon rubber ring 5 is arranged on the inner side of the top of the arc extinguishing chamber 3, so that a good sealing effect is achieved; the arc extinguishing chamber 3 is a device for limiting the space position of the arc and accelerating the extinction of the arc, and is internally provided with an arc extinguishing pipe made of POM material, so that the arc extinguishing chamber has good arc extinguishing effect.
Meanwhile, a clamping groove is formed in the inner periphery side of the aluminum pipe 11; a groove matched with the clamping groove is formed in the inner peripheral side of the arc extinguishing chamber 3; the clamping springs 4 are installed in the closed space formed by the clamping grooves and the grooves, so that the movement and the pulling-out of the installed arc extinguishing chamber 3 are avoided, and the arc extinguishing chamber is safe and stable; the snap spring 4 is made of spring steel and has high tensile strength, elastic limit and high fatigue strength.
According to the utility model, the ventilation holes 151 are uniformly distributed on the sleeve ring 15 in a ring shape, so that local arc flash is prevented, and the safety is improved; the connector 6 is convenient to allow external air to enter the balance pressure when being disassembled, so that the partial vacuum effect can be effectively solved, the flashover is prevented, and the connector is safe and effective.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. A charged body introducing apparatus having a vent, comprising: the contact finger assembly (2) and the arc extinguishing chamber (3) are arranged in the single-pass sleeve (1); the single-pass sleeve (1) comprises an aluminum pipe (11), a nylon tap (12), a copper electrode (13), an insulating layer (14), a sleeve ring (15) and an outer shielding layer (16); the upper end and the lower end of the aluminum pipe (11) are respectively connected with a nylon tap (12) and a copper electrode (13); an insulating layer (14) is arranged on the outer periphery of the single-pass sleeve (1); a sleeve ring (15) and an outer shielding layer (16) are sequentially arranged on the outer peripheral side of the insulating layer (14) from top to bottom; vent holes (151) are uniformly distributed in the annular shape on the sleeve ring (15).
2. A charged body introducing apparatus with ventilation holes according to claim 1, characterized in that said insulating layer (14), sleeve ring (15), outer shielding layer (16) are formed by injection-compounding with an aluminum pipe (11), nylon tap (12), copper electrode (13) by injection molding by an injection machine and a mold.
3. A charged body introduction device with ventilation according to claim 2, characterized in that the arc extinguishing chamber (3) is connected to the copper electrode (13) via the contact finger assembly (2).
4. A charged body introducing apparatus having a vent hole according to claim 3, wherein a clamping groove is formed on the inner peripheral side of said aluminum pipe (11); a groove matched with the clamping groove is formed in the inner peripheral side of the arc extinguishing chamber (3); and a clamping spring (4) is arranged in a closed space formed by the clamping groove and the groove.
5. A charged body introducing apparatus with a vent hole according to claim 4, wherein a silica gel ring (5) is installed inside the top of said arc extinguishing chamber (3).
6. A charged body introducing apparatus with a ventilation hole according to claim 5, characterized in that said arc extinguishing chamber (3) is internally provided with an arc extinguishing tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828259.6U CN220209522U (en) | 2023-07-12 | 2023-07-12 | Charged body introducing device with vent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321828259.6U CN220209522U (en) | 2023-07-12 | 2023-07-12 | Charged body introducing device with vent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220209522U true CN220209522U (en) | 2023-12-19 |
Family
ID=89156542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321828259.6U Active CN220209522U (en) | 2023-07-12 | 2023-07-12 | Charged body introducing device with vent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220209522U (en) |
-
2023
- 2023-07-12 CN CN202321828259.6U patent/CN220209522U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |