CN209056621U - Discharging grounding device - Google Patents
Discharging grounding device Download PDFInfo
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- CN209056621U CN209056621U CN201822020889.6U CN201822020889U CN209056621U CN 209056621 U CN209056621 U CN 209056621U CN 201822020889 U CN201822020889 U CN 201822020889U CN 209056621 U CN209056621 U CN 209056621U
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Abstract
The utility model provides a kind of discharging grounding device, belongs to electric system auxiliary tool field, comprising: contact, contact supporting, insulating bar and voltage transfinite indicating alarm device；Contact includes positive contact and negative contact, and positive contact and negative contact are respectively formed as column structure, and positive contact and negative contact pass through the top that contact supporting is connected to insulating bar respectively；Positive contact and negative the contact indicating alarm device that transfinites respectively with voltage are electrically connected.Discharging grounding device provided by the utility model, the contact for solving discharging grounding device in the prior art can not extend into technical problem inside anti-bird set, the technical issues of also solving the voltage that discharging grounding device used in the prior art is unable to measure between capacitor positive and negative anodes simultaneously, reach that practicability is good, the beneficial effect of high reliablity.
Description
Technical field
The utility model provides a kind of discharging grounding device, belongs to electric system auxiliary tool field.
Background technique
Substation's high tension battery group should will can carry out service work after power failure after capacitor one by one multiple discharge, with
When preventing maintenance capacitor group internal fault, staff's electric shock.
Carry out from " 2018 Southern Power Grid Companys are counter to be arranged " to the anti-bird set of installation at the outlet joint of 35kV outdoor capacitors the two poles of the earth
(specific as shown in Figure 3) afterwards, traditional 35kV discharging grounding device can not extend into and put in bird set since its contact size is larger
Portion is contacted with the two poles of the earth of capacitor, therefore can no longer meet the demand of electric discharge.Simultaneously as traditional electric discharge ground line lacks just
True measuring device, for capacitor either with or without charge is discharged, also how many residual charge can not show that this results in power transformation operation
Personnel can not correctly judge the state of capacitor group；Even on rare occasion, though operations staff has used electric discharge ground line contact
Capacitor positive and negative anodes are touched, but if discharge lines have broken string or without the correctly failures such as installing, it may appear that capacitor group is still residual
The phenomenon that staying charge, once staff works in this capacitor group, consequence will be hardly imaginable.
The information disclosed in the background technology section is intended only to deepen the reason to the general background technology of the utility model
Solution, and it is known to those skilled in the art existing to be not construed as recognizing or imply that the information is constituted in any form
Technology.
Utility model content
The technical issues of in view of being previously mentioned in background technique, the utility model provide a kind of discharging grounding device, can
The contact of grounding wire device of solving to discharge in the prior art can not extend into technical problem inside anti-bird set, also solve simultaneously
The technical issues of electric discharge grounding wire device used in the prior art is unable to measure the voltage between capacitor positive and negative anodes, reaches
Practicability is good, the beneficial effect of high reliablity.
To reach above-mentioned technical effect, technical solution provided by the utility model is:
The utility model provides a kind of discharging grounding device, and the device and ground line connect, comprising: contact, contact branch
Frame, insulating bar and voltage transfinite indicating alarm device；
The contact includes positive contact and negative contact, and the positive contact and the negative contact are respectively formed as column knot
Structure, the positive contact and the negative contact pass through the top that the contact supporting is connected to the insulating bar respectively；
The positive contact and the negative contact indicating alarm device that transfinites respectively with the voltage are electrically connected, and the voltage is super
Limit indicating alarm device is set on the insulating bar.
It based on the above technical solution, further, further include counting device, the counting device and the voltage
The indicating alarm device that transfinites electrical connection；The counting device has electric discharge counting unit.
Based on the above technical solution, further, the contact supporting includes the first support arm, the second support arm
And cross bar；
First support arm extends along the vertical direction, and the cross bar is horizontally extending, and first support arm
Top and second support arm one end it is hinged, the other end of the middle part of the cross bar and second support arm is fixed to be connected
It connects；First support arm is fixed on the insulating bar；The positive contact and the negative contact are respectively arranged at the cross bar
On.
Based on the above technical solution, further, the contact supporting has positive contact supporting and negative contact branch
Frame, the positive contact are set on the cross bar of the positive contact supporting, and the negative contact is set to the cross of the negative contact supporting
On bar.
Based on the above technical solution, further, the positive contact and the negative contact are respectively can surround
The mode of the central axes rotation of the cross bar is set on the cross bar.
Based on the above technical solution, further, the positive contact and the negative contact pass through respectively is socketed on
Tube-in-tube structure on the cross bar is set on the cross bar, and the positive contact and the negative contact can be respectively along the cross
The length direction of bar is mobile.
On the basis of any of the above-described technical solution, further, the positive contact and the negative contact are respectively provided with edge
The extending direction of the cross bar is equally distributed multiple.
On the basis of any of the above-described technical solution, further, first support arm, the second support arm of the installation
It is made of metal respectively with the cross bar, and, the bottom of first support arm and the voltage transfinite indicating alarm device electricity
Connection, to make the positive contact and the negative contact respectively and transfinite with the voltage indicating alarm device to be electrically connected.
Based on the above technical solution, further, it transfinites in the voltage and is additionally provided on indicating alarm device
For the connector with ground line connection.
Based on the above technical solution, further, the insulating bar is tube-in-tube structure,
The tube-in-tube structure includes outer cylinder, the inside for being built in the outer cylinder and can be along the extending direction phase of the outer cylinder
The inner cylinder mobile to the outer cylinder and can be to the relative position between the outer cylinder and the inner cylinder into line-locked lock-bit
Component；
The lower end of the inner cylinder is set to the outer barrel, and the upper end of the inner cylinder is stretched out from one end of the outer cylinder；
The voltage indicating alarm device that transfinites is installed on the upper end of the inner cylinder.
In conjunction with above technical scheme, the utility model has the beneficial effects that:
The utility model provides a kind of discharging grounding device, and the device and ground line connect, comprising: contact, contact branch
Frame, insulating bar and voltage transfinite indicating alarm device；Contact includes positive contact and negative contact, and positive contact and negative contact are distinguished
Be formed as column structure, positive contact and negative contact pass through the top that contact supporting is connected to insulating bar respectively；Positive contact and negative touching
The head indicating alarm device that transfinites respectively with voltage is electrically connected, and the voltage indicating alarm device that transfinites is set on insulating bar.
In the specific use process, ground line is transfinited with voltage and is electrically connected between indicating alarm device, operator's hand
Insulating bar lower end is held, the upper end of insulating bar is elevated close to the position of capacitor, adjustment direction makes contact enter anti-bird set
Inside, positive contact are contacted with the anode of capacitor, the cathode contact of negative contact and capacitor；Electric current in capacitor passes through contact
Entering voltage transfinites in indicating alarm device, then is passed into the earth by ground line.Specifically, those skilled in the art answer
It should be appreciated that in the present invention, can be limited according to the size that anti-bird covers the diameter of contact, make the diameter of contact
Less than the size of anti-bird set entrance, in order to which contact is inserted into from anti-bird set entrance.
Voltage provided by the utility model transfinite indicating alarm device be common apparatus, usually by Freescale single-chip microcomputer,
DC communication voltage detection module, 1602 LCD MODULEs etc. part constitute, can be realized a certain range of voltage detecting,
And real-time display voltage change, to transfinite voltage carry out buzzing alarm and indicator light prompt etc. functions.When contact capacitor
When device positive and negative anodes, the voltage indicating alarm device that transfinites measures the voltage of capacitor positive and negative anodes, when the positive and negative pole tension of capacitor is big
When safety value, voltage transfinite indicating alarm device carry out buzzing alarm, while indicator light be in flashing state, until capacitor just
After cathode voltage is less than safety value, voltage transfinites indicating alarm device not in progress buzzing alarm, while indicator light no longer flashes,
Insulating bar is moved at this time, and contact is covered into interior removal from anti-bird, completes the discharge process of a capacitor.
Discharging grounding device provided by the utility model, the contact for solving discharging grounding device in the prior art can not be stretched
Enter to the technical problem inside anti-bird set, while also solving discharging grounding device used in the prior art and being unable to measure electricity
The technical issues of voltage between container positive and negative anodes, reach that practicability is good, the beneficial effect of high reliablity.
Detailed description of the invention
Technical solution in order to illustrate more clearly of specific embodiment of the present invention or in the related technology, below will be right
Attached drawing needed in specific embodiment or description of Related Art is briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of discharging grounding device provided in the utility model；
Fig. 2 is the structural schematic diagram of the bracket of discharging grounding device provided in the utility model；
Fig. 3 is the structure chart of transforming plant container.
Appended drawing reference: 1- capacitor；2- capacitor positive and negative anodes；The anti-bird set of 3-；100- contact；200- contact supporting；
The first support arm of 201-；The second support arm of 202-；203- cross bar；300- voltage transfinites indicating alarm device；301- instruction
Lamp；400- insulating bar；401- counting device；402- baffle.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Discharging grounding device provided by the utility model is described in detail below with reference to Fig. 1-Fig. 3.
The specific embodiment of the present embodiment is as follows:
A kind of discharging grounding device is present embodiments provided, the device and ground line connect, comprising: contact 100, contact branch
Frame 200, insulating bar 400 and voltage transfinite indicating alarm device 300；Contact 100 includes positive contact and negative contact, and positive contact
It is respectively formed as column structure with negative contact, positive contact and negative contact pass through contact supporting 200 respectively and be connected to insulating bar 400
Top；Positive contact and negative the contact indicating alarm device 300 that transfinites respectively with voltage are electrically connected, and voltage transfinites indicating alarm device
300 are set on insulating bar 400.
In the specific use process, ground line is transfinited with voltage and is electrically connected between indicating alarm device 300, operator
Hand-held 400 lower end of insulating bar elevates the upper end of insulating bar 400 close to the position of capacitor 1, and adjustment direction makes contact 100
It enters inside anti-bird set 3, positive contact is contacted with the anode of capacitor 1, the cathode contact of negative contact and capacitor 1；Capacitor 1
In electric current voltage entered by contact 100 transfinite in indicating alarm device 300, then be passed into the earth by ground line.
Specifically, it will be understood by those skilled in the art that in the present invention, 3 size can be covered according to anti-bird to contact 100
Diameter limited, so that the diameter of contact 100 is less than the size that anti-bird covers 3 entrances, in order to which contact 100 3 enters from anti-bird set
Mouth insertion.
Voltage provided in this embodiment transfinite indicating alarm device 300 be common apparatus, usually by Freescale single-chip microcomputer,
DC communication voltage detection module, 1602 LCD MODULEs etc. part constitute, can be realized a certain range of voltage detecting,
And real-time display voltage change, to transfinite voltage carry out buzzing alarm and indicator light 301 prompt etc. functions.When contact 100 connects
Get an electric shock container positive and negative anodes 2 when, the voltage indicating alarm device 300 that transfinites measures the voltage of capacitor positive and negative anodes 2, when capacitor just
2 voltage of cathode be greater than safety value when, voltage transfinite indicating alarm device 300 carry out buzzing alarm, while indicator light 301 in flashing
State, after 2 voltage of capacitor positive and negative anodes is less than safety value, voltage transfinites indicating alarm device 300 not in progress buzzing report
It is alert, while indicator light 301 no longer flashes, and moves insulating bar 400 at this time, and contact 100 is removed out of anti-bird set 3, completes one
The discharge process of capacitor 1.
Discharging grounding device provided in this embodiment, the contact 100 for solving discharging grounding device in the prior art can not
The technical problem extending into inside anti-bird set 3, while also solving discharging grounding device used in the prior art and can not survey
The technical issues of measuring the voltage between capacitor positive and negative anodes 2, reaches that practicability is good, the beneficial effect of high reliablity.
In some embodiments, which further includes counting device 401, and the counting device 401 and voltage are super
Indicating alarm device 300 is limited to be electrically connected；Counting device 401 has electric discharge counting unit.
Specifically, in the present embodiment, electric discharge counting unit is overvoltage counter, overvoltage counter is counter
One kind is powered primary, counts primary.Overvoltage counter and the voltage indicating alarm device 300 that transfinites are electrically connected, use process
In, contact 100 is contacted with capacitor positive and negative anodes 2, electric current by voltage transfinite indicating alarm device 300 while, also by mistake
Voltage counter, electric current per pass are once counted and are shown on the display screen of overvoltage counter.
In actual discharge operation, since a group capacitor group has multiple individual capacitors 1, need to more when electric discharge
A capacitor 1 successively discharges, it is possible to there is the phenomenon that not discharging one of capacitor 1, the overvoltage counter
The number that can recorde discharge capacity device 1, by comparing the number of discharge capacity device 1 with 1, capacitor total number, to sentence
The disconnected capacitor 1 with the presence or absence of leakage electric discharge.
In some embodiments, contact supporting 200 includes the first support arm 201, the second support arm 202 and cross bar 203, tool
Body is as shown in Figure 2；
First support arm 201 extends along the vertical direction, and cross bar 203 is horizontally extending, and, the first support arm 201
Top and one end of the second support arm 202 are hinged, and the middle part of cross bar 203 is fixedly connected with the other end of the second support arm 202；The
One support arm 201 is fixed on insulating bar 400；Positive contact and negative contact are respectively arranged on cross bar 203.
The top of first support arm 201 and one end of the second support arm 202 are hinged, and the second support arm 202 can be made opposite
It is freely rotated in the first support arm 201, so as to adjust the direction of contact 100.
Further, contact supporting 200 has positive contact supporting 200 and negative contact supporting 200, and positive contact is set to positive touching
On the cross bar 203 of head bracket 200, negative contact is set on the cross bar 203 of negative contact supporting 200.
Further, positive contact and negative contact are set in such a way that the central axes that can surround cross bar 203 rotate respectively
On cross bar 203.
In some embodiments, positive contact and negative contact are set in by the tube-in-tube structure being socketed on cross bar 203 respectively
On cross bar 203, and, positive contact and negative contact can the length direction respectively along cross bar 203 move.
When the spacing difference between capacitor positive and negative anodes 2, mobile positive contact and negative contact, make positive contact and negative contact it
Between spacing be equal to capacitor positive and negative anodes 2 between spacing.
In some embodiments, it is equally distributed more to be respectively provided with the length direction along cross bar 203 for positive contact and negative contact
It is a.
When the spacing difference between capacitor positive and negative anodes 2, multiple positive contacts and negative contact are set, it can be according between different
Away from then different positive contact and negative contact is selected, it is equal to the spacing between positive contact and negative contact between capacitor positive and negative anodes 2
Spacing.
In some embodiments, the first support arm 201, the second support arm 202 of installation and cross bar 203 are respectively by made of metal
At, and, the bottom of the first support arm 201 and the voltage indicating alarm device 300 that transfinites are electrically connected, to make positive contact and negative contact
The indicating alarm device 300 that transfinites respectively with voltage is electrically connected.
In use, after 100 contacting capacitor positive and negative anodes 2 of contact, contact 100, bracket, voltage, which transfinite, indicates alarm
Access is formed between device 300 and ground line.
Based on the above technical solution, further, it transfinites in voltage and is additionally provided with use on indicating alarm device 300
In the connector with ground line connection.
Connector is set, can be transfinited being electrically connected between indicating alarm device 300 in order to be grounded with voltage.
Based on the above technical solution, further, insulating bar 400 is tube-in-tube structure,
Tube-in-tube structure includes outer cylinder, the inside for being built in outer cylinder and can move along the extending direction of outer cylinder relative to outer cylinder
Inner cylinder and can be to the relative position between outer cylinder and inner cylinder into line-locked lock-bit component；
The lower end of inner cylinder is set to outer barrel, and the upper end of inner cylinder is stretched out from one end of outer cylinder；Voltage, which transfinites, indicates alarm
Device 300 is installed on the upper end of inner cylinder.
Set tube-in-tube structure for insulating bar 400, when capacitor 1 be arranged height it is higher, the length of original insulating bar 400
When degree is unable to satisfy electric discharge demand, inner cylinder is extracted out from outer cylinder, increases the length of insulating bar 400, to meet electric discharge need
It asks.
Above-mentioned lock-bit component can be a root cutting pin, be provided with pin hole on the side wall of outer cylinder, along length on the side wall of inner cylinder
Degree direction is provided with multiple pin holes, after inner cylinder extracts certain length out from outer cylinder, makes on the pin hole and inner cylinder on outer cylinder
Pin hole in inner barrel and outer barrel after bolt insertion alignment can be realized between inner cylinder and outer cylinder for corresponding pin hole alignment
Locking.
Certainly, which is also possible to bolt, by the pin hole in inner barrel and outer barrel after bolt insertion alignment
Realize the locking between inner cylinder and outer cylinder.
In some embodiments, baffle 402 is additionally provided on insulating bar 400；Specifically, baffle 402 is set to insulating bar
400 close to the position of lower end, and in use, the hand of operator holds 400 part of insulating bar of 402 lower section of baffle, from
And baffle 402 provides a support force for the hand of operator, prevents insulating bar 400 from can not grab operator because sliding very much
Tightly.
Finally, it should be noted that all the embodiments in this specification are described in a progressive manner, each embodiment
What is stressed is all differences from other embodiments, and same and similar part cross-reference is between each embodiment
It can；The above various embodiments is only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned each implementation
The utility model is described in detail in example, those skilled in the art should understand that: it still can be to aforementioned
Technical solution documented by each embodiment is modified, or equivalent substitution of some or all of the technical features；
And these are modified or replaceed, the model for various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of discharging grounding device, the device and ground line connect characterized by comprising contact, contact supporting, insulation
Bar and voltage transfinite indicating alarm device；
The contact includes positive contact and negative contact, and the positive contact and the negative contact are respectively formed as column structure, institute
It states positive contact and the negative contact passes through the top that the contact supporting is connected to the insulating bar respectively；
The positive contact and the negative contact indicating alarm device that transfinites respectively with the voltage are electrically connected, and the voltage transfinites finger
Show that warning device is set on the insulating bar.
2. discharging grounding device according to claim 1, which is characterized in that it further include counting device, the counting device
It is electrically connected with the voltage indicating alarm device that transfinites；The counting device has electric discharge counting unit.
3. discharging grounding device according to claim 1, which is characterized in that the contact supporting include the first support arm,
Second support arm and cross bar；
First support arm extends along the vertical direction, and the cross bar is horizontally extending, and the top of first support arm
End is hinged with one end of second support arm, and the middle part of the cross bar is fixedly connected with the other end of second support arm；
First support arm is fixed on the insulating bar；The positive contact and the negative contact are respectively arranged on the cross bar.
4. discharging grounding device according to claim 3, which is characterized in that the contact supporting have positive contact supporting and
Negative contact supporting, the positive contact are set on the cross bar of the positive contact supporting, and the negative contact is set to the negative contact
On the cross bar of bracket.
5. discharging grounding device according to claim 3, which is characterized in that the positive contact and the negative contact respectively with
It can be set on the cross bar around the mode that the central axes of the cross bar rotate.
6. discharging grounding device according to claim 5, which is characterized in that the positive contact and the negative contact lead to respectively
It crosses tube-in-tube structure to be set on the cross bar, and the positive contact and the negative contact can be respectively along the length sides of the cross bar
To movement.
7. discharging grounding device according to any one of claim 3 to 6, which is characterized in that the positive contact and described
It is equally distributed multiple that negative contact is respectively provided with the extending direction along the cross bar.
8. discharging grounding device according to any one of claim 3 to 6, which is characterized in that first support arm, institute
It states the second support arm and the cross bar is made of metal respectively, and, the bottom of first support arm and the voltage transfinite finger
Show that warning device is electrically connected, to make the positive contact and the negative contact respectively and transfinite with the voltage indicating alarm device electricity
Connection.
9. discharging grounding device according to claim 1, which is characterized in that transfinite on indicating alarm device in the voltage
It is additionally provided with for the connector with ground line connection.
10. discharging grounding device according to claim 1, which is characterized in that the insulating bar is tube-in-tube structure,
The tube-in-tube structure include outer cylinder, the inside for being built in the outer cylinder and can along the outer cylinder extending direction with respect to institute
State the mobile inner cylinder of outer cylinder and can be to the relative position between the outer cylinder and the inner cylinder into line-locked lock-bit structure
Part；
The lower end of the inner cylinder is set to the outer barrel, and the upper end of the inner cylinder is stretched out from one end of the outer cylinder；
The voltage indicating alarm device that transfinites is installed on the upper end of the inner cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822020889.6U CN209056621U (en) | 2018-12-03 | 2018-12-03 | Discharging grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822020889.6U CN209056621U (en) | 2018-12-03 | 2018-12-03 | Discharging grounding device |
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| Publication Number | Publication Date |
|---|---|
| CN209056621U true CN209056621U (en) | 2019-07-02 |
Family
ID=67054634
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822020889.6U Active CN209056621U (en) | 2018-12-03 | 2018-12-03 | Discharging grounding device |
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| Country | Link |
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| CN (1) | CN209056621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114141549A (en) * | 2021-11-26 | 2022-03-04 | 广东电网有限责任公司 | High-voltage discharge device |
-
2018
- 2018-12-03 CN CN201822020889.6U patent/CN209056621U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114141549A (en) * | 2021-11-26 | 2022-03-04 | 广东电网有限责任公司 | High-voltage discharge device |
| CN114141549B (en) * | 2021-11-26 | 2024-02-27 | 广东电网有限责任公司 | High-voltage discharge device |
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