CN208508522U - A kind of high-capacity intelligent type over-voltage protector - Google Patents
A kind of high-capacity intelligent type over-voltage protector Download PDFInfo
- Publication number
- CN208508522U CN208508522U CN201821269455.3U CN201821269455U CN208508522U CN 208508522 U CN208508522 U CN 208508522U CN 201821269455 U CN201821269455 U CN 201821269455U CN 208508522 U CN208508522 U CN 208508522U
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- CN
- China
- Prior art keywords
- current limiting
- limiting element
- discharging gap
- resistor disc
- drainage ball
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Abstract
The utility model relates to a kind of high-capacity intelligent type over-voltage protectors, including current limiting element, suspended insulated guide wire, conducting wire drainage ball, current limiting element drainage ball and connection pillar plate, suspended insulated guide wire and connection pillar plate are connected separately at the top and bottom of current limiting element, suspended insulated guide wire bottom end side is connected with the draining ring at the top of current limiting element drainage ball by conducting wire drainage ball, composite sheath is equipped at current limiting element inner wall top center, composite sheath bottom is connected with the phase element inside composite sheath, phase elements on either side is mounted on the resistor disc on current limiting element inner wall, resistor disc bottom is connected with the second discharging gap being placed in below resistor disc by the first discharging gap, second discharging gap bottom is connected with the glass tube for being cased with insulation rubber mat for being placed in current limiting element inner wall bottom.The utility model has the advantages that resistor disc is protected each other with discharging gap, improves the service life of product without afterflow after discharging gap movement.
Description
Technical field
The utility model relates to voltage protector technical fields, and in particular to a kind of high-capacity intelligent type overvoltage protection
Device.
Background technique
Over-voltage protector is a kind of advanced protection electric appliance for limiting lightning surge and switching overvoltage, and overvoltage is protected
Protecting device is a kind of novel over-voltage protector, mainly for the protection of generator, transformer, vacuum switch, bus, motor etc.
Damage of the insulation of electrical equipment from overvoltage
Current over-voltage protector is usually phase structure, so overvoltage single-phase in electric system can only be protected,
The breakdown ground connection of overvoltage inter space device is simultaneously with decompression of discharging, thus play the role of protecting insulated conductor under over-voltage, but
Be thunder and lightning overvoltage generate electric arc in a short time insulated conductor can be blown, there are security risks, can not bear
Biggish voltage is unfavorable for the use of device.
Utility model content
The utility model aim is to provide a kind of high-capacity intelligent type over-voltage protector, provide a kind of protecting effect it is good and
The intelligent over-voltage protector of large capacity.
In order to achieve the goal above, the technical solution adopted in the utility model are as follows: a kind of high-capacity intelligent type overvoltage guarantor
Protect device, including current limiting element, suspended insulated guide wire, conducting wire drainage ball, current limiting element drainage ball and connection pillar plate, the current limliting
Element crests and bottom are connected separately with the suspended insulated guide wire and connection pillar plate, suspended insulated guide wire bottom end side
The draining ring at the top of the current limiting element drainage ball, the current limiting element outer wall one are connected with by the conducting wire drainage ball
Side is connected with the insulator of equidistant arrangement, is equipped with composite sheath, the composite sheath at the current limiting element inner wall top center
Bottom is connected with the phase element inside the composite sheath, and the phase element crests are simultaneously connected with the composite sheath,
The phase elements on either side is mounted on the resistor disc on the current limiting element inner wall, and the resistor disc bottom is put by first
Electric gap is connected with the second discharging gap being placed in below the resistor disc, and second discharging gap bottom, which is connected with, is placed in institute
The glass tube for being cased with insulation rubber mat of current limiting element inner wall bottom is stated, the glass pipe outer wall is provided on four angles positioned at institute
State the outlet cable of the second discharging gap bottom, the outlet cable Bottom ground.
Further, it is fixedly connected by latching with the current limiting element at the top of the connection pillar plate.
Further, the resistor disc is made of non-linear Zinc-oxide piezoresistor, and is sealed with silicon rubber insulation.
Further, rc absorber is equipped between first discharging gap and the second discharging gap.
Further, the outlet cable side is connected with ground element on the glass tube.
The suspended insulated guide wire for having the technical effect that current limiting element connection of the utility model, cooperation conducting wire drainage ball connect
The draining ring connect can enhance the insulation effect of protector, and the insulator on conducting wire drainage ball can further improve electricity
The insulating properties of element, when overvoltage by the first discharging gap and the second discharging gap by that can be discharged on current limiting element
Decompression, at the same the non-linear zinc oxide varistor on composite sheath discharging gap is acted after without afterflow, resistor disc with
Discharging gap is also protected each other, is grounded and is drained finally by outlet cable, and such high-capacity intelligent type over-voltage protector is big
Service performance is improved greatly, control effect is good, improves the service life of product, and application is strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model high-capacity intelligent type over-voltage protector；
Fig. 2 is the schematic diagram of the utility model current limiting element.
Appended drawing reference: 1- current limiting element；2- suspended insulated guide wire；3- conducting wire drainage ball；4- current limiting element drainage ball；5- connects
Connect strut plate；6- draining ring；7- insulator；8- composite sheath；9- phase element；10- resistor disc；The first discharging gap of 11-；12-
Second discharging gap；13- glass tube；14- outlet cable；15- lock；16- rc absorber；The ground 17- element.
Specific embodiment
Referring to attached drawing 1-2, a kind of high-capacity intelligent type over-voltage protector, including current limiting element 1, suspended insulated guide wire 2,
Conducting wire drainage ball 3, current limiting element drainage ball 4 and connection pillar plate 5 are separately connected at the top and bottom of the current limiting element 1
Suspended insulated guide wire 2 and connection pillar plate 5 are stated, the 2 bottom end side of suspended insulated guide wire is connected by the conducting wire drainage ball 3
There is the draining ring 6 for being located at 4 top of current limiting element drainage ball, the 1 outer wall side of current limiting element is connected with equidistant arrangement
Insulator 7 is equipped with composite sheath 8 at the 1 inner wall top center of current limiting element, and 8 bottom of composite sheath, which is connected with, to be run through
Phase element 9 inside the composite sheath 8,9 top of phase element are simultaneously connected with the composite sheath 8, the phase element 9
Two sides are mounted on the resistor disc 10 on 1 inner wall of current limiting element, and 10 bottom of resistor disc passes through between the first electric discharge
Gap 11 is connected with the second discharging gap 12 for being placed in 10 lower section of resistor disc, and 12 bottom of the second discharging gap, which is connected with, sets
The glass tube 13 for being cased with insulation rubber mat in the 1 inner wall bottom of current limiting element, 13 outer wall of glass tube are all provided on four angles
It is equipped with the outlet cable 14 positioned at 12 bottom of the second discharging gap, 14 Bottom ground of outlet cable.
Preferably, the suspended insulated guide wire 2 that current limiting element 1 connects, the draining ring 6 that cooperation conducting wire drainage ball 3 connects, can
Enhance the insulation effect of protector, and the insulator 7 on conducting wire drainage ball 3 can further improve the insulating properties of electric device,
When overvoltage is by that can carry out electric discharge decompression by 12 gaps between the first discharging gap 11 and the second electric discharge, simultaneously on current limiting element
Non-linear zinc oxide varistor on composite sheath 8 discharging gap is acted after without afterflow, between resistor disc 10 and electric discharge
Gap is also protected each other, is protected finally by the drainage of the ground connection of outlet cable 14, such high-capacity intelligent type overvoltage on ground element 17
Shield device substantially increases service performance, and control effect is good, improves the service life of product, and application is strong.
Preferably, it is fixedly connected by lock 15 with the current limiting element 1 at the top of the connection pillar plate 5.
Preferably, the resistor disc 10 is made of non-linear Zinc-oxide piezoresistor, and is sealed with silicon rubber insulation.
Preferably, rc absorber 16 is equipped between first discharging gap 11 and the second discharging gap 12, capacitance-resistance is inhaled
The switching overvoltage that device 16 is mainly used for vacuum switch, vacuum contactor folding generates is received, to protect the insulation of motor, transformer
It is not breakdown, suitable for frequent operation and the place for having lightning impulse.
Preferably, 14 side of outlet cable is connected with ground element 17 on the glass tube 13.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only the principles of the present invention, the utility model also has respectively on the premise of not departing from the spirit and scope of the utility model
Kind changes and improvements, these changes and improvements are both fallen in the range of claimed invention.The requires of the utility model
Protection scope defined by appended claims and its equivalent.
Claims (5)
1. a kind of high-capacity intelligent type over-voltage protector, including current limiting element (1), suspended insulated guide wire (2), conducting wire drainage ball
(3), current limiting element drainage ball (4) and connection pillar plate (5), current limiting element (1) top and bottom are connected separately with described
Suspended insulated guide wire (2) and connection pillar plate (5), suspended insulated guide wire (2) the bottom end side pass through the conducting wire drainage ball
(3) draining ring (6) being connected at the top of the current limiting element drainage ball (4), current limiting element (1) the outer wall side connection
There is the insulator (7) of equidistant arrangement, which is characterized in that composite sheath is equipped at current limiting element (1) the inner wall top center
(8), composite sheath (8) bottom is connected with the phase element (9) internal through the composite sheath (8), the phase element (9)
Top is simultaneously connected with the composite sheath (8), and phase element (9) two sides are mounted in the current limiting element (1)
Resistor disc (10) on wall, resistor disc (10) bottom are connected with by the first discharging gap (11) and are placed in the resistor disc
(10) the second discharging gap (12) below, the second discharging gap (12) bottom, which is connected with, is placed in the current limiting element (1)
The glass tube (13) for being cased with insulation rubber mat of inner wall bottom, be provided on four angles of glass tube (13) outer wall be located at it is described
The outlet cable (14) of the second discharging gap (12) bottom, outlet cable (14) Bottom ground.
2. a kind of high-capacity intelligent type over-voltage protector according to claim 1, which is characterized in that the connection pillar
It is fixedly connected by latching (15) with the current limiting element (1) at the top of plate (5).
3. a kind of high-capacity intelligent type over-voltage protector according to claim 1, which is characterized in that the resistor disc
(10) it is made of non-linear Zinc-oxide piezoresistor, and is sealed with silicon rubber insulation.
4. a kind of high-capacity intelligent type over-voltage protector according to claim 1, which is characterized in that first electric discharge
Rc absorber (16) are equipped between gap (11) and the second discharging gap (12).
5. a kind of high-capacity intelligent type over-voltage protector according to claim 1, which is characterized in that the outlet cable
(14) side is connected with ground element (17) on the glass tube (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269455.3U CN208508522U (en) | 2018-08-08 | 2018-08-08 | A kind of high-capacity intelligent type over-voltage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269455.3U CN208508522U (en) | 2018-08-08 | 2018-08-08 | A kind of high-capacity intelligent type over-voltage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208508522U true CN208508522U (en) | 2019-02-15 |
Family
ID=65300171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821269455.3U Expired - Fee Related CN208508522U (en) | 2018-08-08 | 2018-08-08 | A kind of high-capacity intelligent type over-voltage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208508522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111064173A (en) * | 2019-12-03 | 2020-04-24 | 国网浙江平阳县供电有限责任公司 | Lightning protection device for power distribution network |
-
2018
- 2018-08-08 CN CN201821269455.3U patent/CN208508522U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111064173A (en) * | 2019-12-03 | 2020-04-24 | 国网浙江平阳县供电有限责任公司 | Lightning protection device for power distribution network |
| CN111064173B (en) * | 2019-12-03 | 2021-11-02 | 国网浙江平阳县供电有限责任公司 | Lightning protection device for power distribution network |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20200808 |