CN215008914U - External series fixed gap arrester - Google Patents
External series fixed gap arrester Download PDFInfo
- Publication number
- CN215008914U CN215008914U CN202120816916.XU CN202120816916U CN215008914U CN 215008914 U CN215008914 U CN 215008914U CN 202120816916 U CN202120816916 U CN 202120816916U CN 215008914 U CN215008914 U CN 215008914U
- Authority
- CN
- China
- Prior art keywords
- conductive block
- discharging
- insulator
- umbrella
- block
- 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
Images
Abstract
The utility model relates to the related field of cable protection equipment, in particular to an external series fixed gap arrester, which comprises a resistance component, wherein the resistance component comprises a first resistance card; the method is characterized in that: the resistor further comprises a first conductive block, a second conductive block and an insulator component, wherein one end of the first conductive block and one end of the second conductive block are respectively connected with two opposite ends of the resistor component, and the insulator component is connected with the second conductive block; the insulator subassembly contains circular umbrella, insulator spindle and the first end of discharging, circular umbrella cover of discharging is established the other end lateral wall of second conducting block, the one end of insulator spindle with the other end of second conducting block links to each other, the first end of discharging is established keep away from on the insulator spindle one side of second conducting block. Through setting up this new structure of circular umbrella that discharges, realized that circular umbrella discharges to the discharge rod, the effectual external environment that has reduced is to the influence of external series gap.
Description
Technical Field
The utility model relates to a voltage protection product technology field specifically is an outer series connection fixed gap arrester.
Background
The lightning arrester is an electric appliance used for protecting various electric appliances in an electric power system from being damaged by lightning overvoltage, operation overvoltage and power frequency transient overvoltage impact.
The arrester is connected between the cable and ground, usually in parallel with the equipment to be protected. When the equipment is operated under normal operating voltage, the arrester will not function and is considered as an open circuit to the ground. Once high voltage occurs and the insulation of protected equipment is endangered, the lightning arrester acts immediately to guide high voltage impact current to the ground, so that the voltage amplitude is limited and the insulation of the protected equipment is protected.
The discharge end of the external series fixed gap arrester is mostly two discharge rods arranged at intervals, but the discharge between the two discharge rods is greatly influenced by the external environment.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an outer series connection fixed gap arrester has adopted new end structure that discharges, and it is little that the external environment influences to discharge.
An external series fixed gap arrester includes a resistive assembly including a first resistive patch; the resistor further comprises a first conductive block, a second conductive block and an insulator component, wherein one end of the first conductive block and one end of the second conductive block are respectively connected with two opposite ends of the resistor component, and the insulator component is connected with the second conductive block; the insulator subassembly contains circular umbrella, insulator spindle and the first end of discharging, circular umbrella cover of discharging is established the other end lateral wall of second conducting block, the one end of insulator spindle with the other end of second conducting block links to each other, the first end of discharging is established keep away from on the insulator spindle one side of second conducting block.
Preferably, the round discharging umbrella further comprises a first fastening piece, the first fastening piece is sleeved on the side wall of the other end of the second conductive block, and the first fastening piece is in contact with the round discharging umbrella.
Preferably, the other end side wall of the second conductive block is provided with a first external thread, the inner side surface of the first fastening piece is provided with a first internal thread, and the first external thread is matched with the first internal thread.
Preferably, a first round hole is formed in the end face of the other end of the second conductive block, and the inner diameter of the first round hole is matched with the outer diameter of the insulating rod.
Preferably, the first discharging end comprises a third conductive block and a discharging ball rod, a fixed end of the discharging ball rod is connected with the third conductive block, and the third conductive block is arranged on the insulating rod.
Preferably, the discharge ball rod has an arc-shaped structure, and a free end of the discharge ball rod is bent toward the circular discharge umbrella.
Preferably, a second round hole is formed in the surface of the third conductive block, a second internal thread is formed in the inner side face of the second round hole, a second external thread is formed on the outer side of the fixed end of the discharge ball rod, and the second internal thread is matched with the second external thread.
Preferably, a wiring board is further included, the wiring board being connected to the first conductive block.
Preferably, the insulating rod further comprises a fourth conductive block, the fourth conductive block is arranged on the insulating rod, and the fourth conductive block is connected with the third conductive block.
Preferably, the resistance component further comprises a first umbrella skirt and a second umbrella skirt, the first umbrella skirt is sleeved on the resistance component, and the second umbrella skirt is sleeved on the insulating rod.
Preferably, when the lightning arrester is vertically placed, the angle between the umbrella skirt and the horizontal line is-18 degrees.
Preferably, the conductive block is made of metal or graphite.
Compared with the prior art, the beneficial effects of the utility model are that: the round discharging umbrella is sleeved on the side wall of the other end of the second conductive block, an insulator assembly is arranged at the other end of the second conductive block, the insulator assembly comprises an insulating rod with one end connected with the second conductive block, and a first discharging end is arranged on one side of the insulating rod away from the second conductive block, the first discharging end can be discharged through the round discharging umbrella, and the influence of the external environment on the external series gap can be effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numerals: 1. a wiring board; 2. a first conductive block; 3. a resistance component; 4. a first shed; 5. a second conductive block; 6. a circular discharge umbrella; 7. a first fastener; 8. an insulating rod; 9. a discharge ball arm; 10. a third conductive block; 11. a fourth conductive block; 12. a second shed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
In the present invention, unless otherwise explicitly specified or limited, directional terms such as "above", "below", "upper", "lower", "clockwise", "counterclockwise", "left", "right", and the like, indicate orientations and positional relationships based on the orientations and positional relationships illustrated in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and are not to be construed as limiting the specific scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature "on", "under" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.
As shown in fig. 1, an external fixed-gap arrester includes a resistor assembly 3, a first conductive block 2, a second conductive block 5, and an insulator assembly, wherein one end of the first conductive block 2 and one end of the second conductive block 5 are respectively connected to two opposite ends of the resistor assembly 3, and the insulator assembly is connected to the second conductive block 5; the insulator component comprises a circular discharge umbrella 6, an insulating rod 8 and a first discharge end, the circular discharge umbrella 6 is sleeved on the side wall of the other end of the second conductive block 5, one end of the insulating rod 8 is connected with the other end of the second conductive block 5, the first discharge end is arranged on one side, far away from the second conductive block 5, of the insulating rod 8, and the resistor component 3 comprises a first resistor disc; the diameter of one end of the second conductive block 5 is larger than the inner diameter of the circular discharge umbrella 6, and the diameter of the other end of the second conductive block 5 is smaller than the inner diameter of the circular discharge umbrella 6.
In order to press the circular discharge umbrella 6 on the second conductive block 5, the discharge umbrella further comprises a first fastening piece 7, the first fastening piece 7 is sleeved on the side wall of the other end of the second conductive block 5, and the first fastening piece 7 is in contact with the circular discharge umbrella 6.
In order to stably connect the first fastening piece 7 with the second conductive block 5, a first external thread is arranged on the side wall of the other end of the second conductive block 5, a first internal thread is arranged on the inner side surface of the first fastening piece 7, and the first external thread is matched with the first internal thread.
In order to facilitate the connection of the second conductive block 5 and the insulating rod 8, a first round hole is formed in the end face of the other end of the second conductive block (5), and the inner diameter of the first round hole is matched with the outer diameter of the insulating rod (8).
The first discharge end comprises a third conductive block 10 and a discharge ball rod 9, the third conductive block 10 is arranged on the insulating rod 8, and the fixed end of the discharge ball rod 9 is connected with the third conductive block 10. The discharge ball arm 9 is of an arc structure, and the free end of the discharge ball arm 9 is bent towards one side of the circular discharge umbrella 6.
In order to stably connect the third conductive block 10 with the discharge ball rod 9, a second round hole is formed in the surface of the third conductive block 10, a second internal thread is formed in the inner side face of the second round hole, a second external thread is formed on the outer side of the fixed end of the discharge ball rod 9, and the second internal thread is matched with the second external thread.
For the convenience of wiring, a wiring board 1 is further included, and the wiring board 1 is connected to the first conductive block 2.
The insulating rod further comprises a fourth conductive block 11, the fourth conductive block 11 is arranged on the insulating rod 8, and the fourth conductive block 11 is connected with the third conductive block 10.
Still contain first full skirt 4 and second full skirt 12, 4 covers of first full skirt are established on resistance component 3, 12 covers of second full skirt are established on insulator spindle 8.
In order to effectively avoid water accumulation of the umbrella skirt, when the lightning arrester is vertically arranged, the included angle between the umbrella skirt and the horizontal line is-18 degrees.
The conductive block is made of metal or graphite.
During installation, firstly, a wiring board 1 is connected with a first conductive block 2, then a resistor disc is assembled into a resistor assembly 3, the first conductive block 2 is fixed with one end of the resistor assembly, then the resistor assembly 3 is fixed with a second conductive block 5, a first umbrella skirt 4 is sleeved on the resistor assembly 3, then a circular discharge umbrella 6 and a first fastening piece 7 are sleeved on the other end of the second conductive block 5, and the circular discharge umbrella 6 is tightly clamped on the second conductive block 5 through threaded connection of the second conductive block 5 and the first fastening piece 7; then fixing the insulating rod 8 and the end face of the other end of the second conductive block 5, and sleeving the second umbrella skirt 12 on the insulating rod 8; then fixing a third conductive block 10 on the insulating rod 8, and connecting the third conductive block 10 with the discharge ball rod 9 through the screw thread of the third conductive block 10, so that the discharge ball rod 9 is stably connected; finally, the fourth conductive block 11 is fixed on the insulating rod 8, and the fourth conductive block 11 is connected with the third conductive block 10.
It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are possible within the scope of the present invention as hereinafter claimed.
Claims (7)
1. An external series fixed gap arrester comprising a resistive assembly, the resistive assembly (3) comprising a first resistive sheet; the method is characterized in that: the resistor further comprises a first conductive block (2), a second conductive block (5) and an insulator assembly, wherein one end of the first conductive block (2) and one end of the second conductive block (5) are respectively connected with two opposite ends of the resistor assembly (3), and the insulator assembly is connected with the second conductive block (5); insulator subassembly contains circular umbrella (6), insulator spindle (8) and the first end of discharging, circular umbrella (6) cover of discharging is established the other end lateral wall of second conducting block (5), the one end of insulator spindle (8) with the other end of second conducting block (5) links to each other, the first end of discharging is established keep away from on insulator spindle (8) one side of second conducting block (5).
2. An external series fixed gap arrester according to claim 1, characterized in that: the round discharging umbrella is characterized by further comprising a first fastening piece (7), the other end side wall of the second conducting block (5) is sleeved with the first fastening piece (7), and the first fastening piece (7) is in contact with the round discharging umbrella (6).
3. An external series fixed gap arrester according to claim 2, characterized in that: the side wall of the other end of the second conductive block (5) is provided with a first external thread, the inner side surface of the first fastening piece (7) is provided with a first internal thread, and the first external thread is matched with the first internal thread.
4. An external series fixed gap arrester according to claim 2, characterized in that: and a first round hole is formed in the end face of the other end of the second conductive block (5), and the inner diameter of the first round hole is matched with the outer diameter of the insulating rod (8).
5. An external series fixed gap arrester according to claim 1, characterized in that: the first discharging end comprises a third conductive block (10) and a discharging ball rod (9), the third conductive block (10) is arranged on the insulating rod (8), and the fixed end of the discharging ball rod (9) is connected with the third conductive block (10).
6. An external series fixed gap arrester according to claim 5, characterized in that: the discharging ball rod (9) is of an arc-shaped structure, and the free end of the discharging ball rod (9) is bent towards one side of the circular discharging umbrella (6).
7. An external series fixed gap arrester according to claim 5, characterized in that: the surface of the third conductive block (10) is provided with a second round hole, the inner side face of the second round hole is provided with a second internal thread, the outer side of the fixed end of the discharging ball rod (9) is provided with a second external thread, and the second internal thread is matched with the second external thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120816916.XU CN215008914U (en) | 2021-04-21 | 2021-04-21 | External series fixed gap arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120816916.XU CN215008914U (en) | 2021-04-21 | 2021-04-21 | External series fixed gap arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215008914U true CN215008914U (en) | 2021-12-03 |
Family
ID=79094003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120816916.XU Active CN215008914U (en) | 2021-04-21 | 2021-04-21 | External series fixed gap arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215008914U (en) |
-
2021
- 2021-04-21 CN CN202120816916.XU patent/CN215008914U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3023998B1 (en) | Multi-terminal surge arrester | |
| CN208299202U (en) | A kind of arrester | |
| CA2338566C (en) | Creeping discharge lightning arrestor | |
| CN215008914U (en) | External series fixed gap arrester | |
| CN210863824U (en) | Auxiliary device for loop resistance test of GIS (gas insulated switchgear) | |
| CN211480883U (en) | Fixed-gap multi-chamber gap lightning arrester capable of being replaced in electrified mode | |
| CN206225783U (en) | Atmospheric electric field self adaptation plasma lightning protection device and application have the antenna of lightning protection device | |
| CN207303034U (en) | A kind of all insulation fuse switch | |
| CN216794242U (en) | Lightning flashover protection device for island | |
| CN109672029A (en) | The ground terminal of earthing or grounding means | |
| US7348872B1 (en) | Fuse having a plurality of configurable thermal ceilings | |
| CN109509596A (en) | A kind of metal oxide arrester | |
| CN109509601B (en) | Zhang Bilei resistant ware assembly | |
| CN215007761U (en) | Porcelain-sheathed lightning arrester with fuse | |
| CN208336818U (en) | A kind of distribution box earthing rod | |
| CN207798948U (en) | Termination | |
| CN206575127U (en) | A kind of overvoltage protection device for avoiding raindrop erosion | |
| CN111180153A (en) | Valve type lightning arrester with protection power device | |
| CN214706583U (en) | 10KV non-power frequency follow current discharging gap device | |
| CN211318522U (en) | Multifunctional test joint for loop resistor of GIS circuit breaker | |
| CN218849353U (en) | Pole-mounted circuit breaker structure with lightning arrester | |
| CN220252947U (en) | High-capacity lightning arrester | |
| CN216084479U (en) | Distribution network arrester base | |
| CN209592626U (en) | The fixed device of gapless arrestyer in a kind of high-voltage board | |
| CN208078200U (en) | A kind of power circuit grounding-for-lightning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |