CN207164129U - Ring main unit anti-misconnection grounding switch phonetic alarm device - Google Patents
Ring main unit anti-misconnection grounding switch phonetic alarm device Download PDFInfo
- Publication number
- CN207164129U CN207164129U CN201721254288.0U CN201721254288U CN207164129U CN 207164129 U CN207164129 U CN 207164129U CN 201721254288 U CN201721254288 U CN 201721254288U CN 207164129 U CN207164129 U CN 207164129U
- Authority
- CN
- China
- Prior art keywords
- grounding switch
- cabinet body
- main unit
- network cabinet
- ring network
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of ring main unit anti-misconnection grounding switch phonetic alarm device,Belong to ring main unit anti-misoperation technical field,Including ring network cabinet body,The outside of ring network cabinet body is provided with electrification display and grounding switch handle hole,Electrification display is connected with inductosyn,Inductosyn connects the powered side of ring network cabinet body,Electrification display includes the powered indicator lamp of three-phase,Tutorial light and power supply indicator,The outside of grounding switch handle hole is provided with a covering plate,Covering plate is covered in the outside of grounding switch handle hole and can be in the slide outside of grounding switch handle hole,The inside of ring network cabinet body is provided with triggering warning device,Covering plate triggers warning device through ring network cabinet body connection,Trigger the power supply in warning device connection ring network cabinet body,It can detect whether powered in ring main unit,And sound and light alarm is sent in time,Solves produced problem in the prior art.
Description
Technical field
A kind of ring main unit anti-misconnection grounding switch phonetic alarm device is the utility model is related to, belongs to ring main unit anti-misoperation
Technical field.
Background technology
Along with the high speed development of urban construction and the sharp increase of power load, urban power distribution network is just in tremendous expansion, now
Far can not meet needs as only opened by the use of case as power distribution network communication center and opening point, ring main unit due to the mode of connection flexibly,
The characteristics of principle is simple and reliable, it is commonly used in urban power distribution network in recent years, from the point of view of prior art condition, looped network
Mechanical anti-misoperation locking device is equipped between the on-load switch and grounding switch of cabinet, can reliably be prevented for single inlet-outlet line powered
Grounding switch is closed, but in the case where ring main unit uses ring network power supply and network connection mode inlet-outlet line is more hand in hand, each bar
Circuit all be by potential indicator sampling circuit side senser band power information it is powered to judge whether, current operator scheme is
Operating personnel will check the electrification display indicator lamp normal operation for needing dead line before power failure, such as be found after power failure powered
Display indicator lamp, which extinguishes, then judges line side without electricity, you can closes grounding switch；But pass through serious analysis, this pattern is from pipe
Reason requires and technically all existed the risk of maloperation, just imagines, under certain method of operation, is switched in certain ring main unit
Disconnect but there is electricity in line side, as this bar line sampler or potential indicator failure but operating personnel are not checked or do not had before power failure
It is found, will result in erroneous judgement of the circuit without electricity, will necessarily now be caused if operating personnel close grounding switch powered
Close the pernicious maloperation of grounding switch.
Utility model content
The purpose of this utility model is to provide a kind of ring main unit anti-misconnection grounding switch phonetic alarm device, can detected
It is whether powered in ring main unit, and sound and light alarm is sent in time, solve produced problem in the prior art.
Ring main unit anti-misconnection grounding switch phonetic alarm device described in the utility model, including ring network cabinet body, looped network
The outside of cabinet cabinet is provided with electrification display and grounding switch handle hole, and electrification display is connected with inductosyn, sensing
Formula sensor connects the powered side of ring network cabinet body, and electrification display includes the powered indicator lamp of three-phase, tutorial light and power supply
Indicator lamp, the outside of grounding switch handle hole are provided with a covering plate, and covering plate is covered in the outside of grounding switch handle hole and can
To be provided with triggering warning device in the inside of the slide outside of grounding switch handle hole, ring network cabinet body, covering plate passes through looped network
Cabinet cabinet connection triggering warning device, triggering warning device connect the power supply in ring network cabinet body.
When staff operates, when needing grounding switch, because covering plate is covered in the outside of grounding switch handle hole,
When staff operates, the top that covering plate slides into covering plate grounding switch handle hole is slided, in ring main unit with operation
During voltage, covering plate drives triggering warning device to make its line conduction, and triggering warning device reminds work people in the form of luminous
Member's equipment live, can not only prompt the charged state in electrification in high voltage loop, can also coordinate with electromagnetic lock, realize that on-load is grasped
Make grounding switch buzzing alarm, prevent maloperation, improve the anti-error performance of switchgear, the powered indicator lamp of three-phase uses superelevation brighten the hair
Optical diode.
Described triggering warning device includes trigger switch and audible-visual annunciator, trigger switch connection covering plate, and triggering is opened
Pass is in parallel with electrification display, and audible-visual annunciator is connected on the outside of trigger switch, when covering plate slides, if internally charged,
Drive trigger switch action to make the circuit turn-on of audible-visual annunciator, audible-visual annunciator alarm, work people is reminded in the form of luminous
Member's equipment live.
Power supply in described ring network cabinet body connects triggering warning device by transformer, and power supply passes through transformer by height
Pressure changes into low pressure as triggering warning device power supply.
Described inductosyn includes three, and inductosyn is post insulator formula made of organic material, its
Inside is embedded with electric capacity plug, and one end of electric capacity plug is connected with the upper inserts of inductosyn, upper inserts and high pressure belt
Electrical circuit is joined directly together, and the other end of electric capacity is connected from inside with the secondary connection end of inductosyn.
The present apparatus sets 3 inductosyns, detects " the powered fortune of A, B, C " three phase mains in ultra-high-tension power transmission line in real time
Row situation, when ring main unit three phase mains is normally powered, in display device " A, B, C " three-phase LED light will be incessantly
It is glittering, represent circuit and ring main unit live；When high-tension line three phase mains stops transmission of electricity, " A, B, C " three-phase in display device
LED light will automatic distinguishing, green indicating lamp lights, and represents that circuit and ring main unit be not powered.
Connected between described electrification display and inductosyn with signal wire, signal wire external application PPR pipe is made
For protection.
The outside of described grounding switch handle hole is provided with dragging track, the both ends of covering plate be connected on dragging track and
It can be slided on dragging track.
The utility model compared with prior art, has the advantages that：
A kind of ring main unit anti-misconnection grounding switch phonetic alarm device is provided, can detect it is whether powered in ring main unit, and
Sound and light alarm is sent in time, this device installs covering plate additional, operated in looped network cabinet wire side built-in circuit, grounding switch handle hole
In the case that logic is constant, operating personnel are prompted by audio alert, prevent maloperation；Phonetic alarm device is flexible for installation,
Simply, powered by enter line side power supply, without changing battery, charging and conversion electric, reliability significantly improves；When enter line side is powered, earthing
Lock handle hole is covered once opens, and device sound and light alarm immediately, prevents maloperation, solves produced problem in the prior art.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model ring main unit anti-misconnection grounding switch phonetic alarm device；
Fig. 2 is that the circuit of the utility model ring main unit anti-misconnection grounding switch phonetic alarm device connects block diagram；
In figure：1st, the powered indicator lamp of three-phase；2nd, electrification display；3rd, power supply indicator；4th, covering plate；5th, ring main unit cabinet
Body；6th, grounding switch handle hole；7th, transformer；8th, audible-visual annunciator；9th, tutorial light.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples：
Embodiment：
As shown in figure 1, ring main unit anti-misconnection grounding switch phonetic alarm device described in the utility model, including ring main unit
Cabinet 5, the outside of ring network cabinet body 5 are provided with electrification display 2 and grounding switch handle hole 6, and electrification display 2 is connected with sensing
Formula sensor, inductosyn connect the powered side of ring network cabinet body 5, and electrification display 2 includes the powered indicator lamp 1 of three-phase,
Tutorial light 9 and power supply indicator 3, the outside of grounding switch handle hole 6 are provided with a covering plate 4, and covering plate 4 is covered in ground connection
The outside in switch operation hole 6 and can be in the slide outside of grounding switch handle hole 6, the inside of ring network cabinet body 5 is provided with triggering
Warning device, covering plate 4 are connected in ring network cabinet body 5 through the connection triggering warning device of ring network cabinet body 5, triggering warning device
Power supply.
In order to further illustrate above-described embodiment, triggering warning device includes trigger switch and audible-visual annunciator 8, and triggering is opened
Association connects covering plate 4, and trigger switch is in parallel with electrification display 2, and audible-visual annunciator 8 is connected on the outside of trigger switch.
In order to further illustrate above-described embodiment, the power supply in ring network cabinet body 5 passes through the connection triggering alarm dress of transformer 7
Put.
In order to further illustrate above-described embodiment, inductosyn includes three, and inductosyn is organic material
Manufactured post insulator formula, electric capacity plug, one end of electric capacity plug and the upper inserts phase of inductosyn are embedded with inside it
Connection, upper inserts is joined directly together with electrification in high voltage loop, and the other end of electric capacity is from internal and inductosyn secondary connection
End is connected.
In order to further illustrate above-described embodiment, between electrification display 2 and inductosyn between connected with signal wire
Connect, signal wire external application PPR pipe is as protection.
In order to further illustrate above-described embodiment, the outside of grounding switch handle hole 6 is provided with dragging track, covering plate 4
Both ends are connected on dragging track and can slided on dragging track.
The operation principle of the present embodiment is：When staff operates, when needing grounding switch, because covering plate 4 covers
In the outside of grounding switch handle hole 6, when staff operates, slide covering plate 4 and covering plate 4 is slid into grounding switch operation
The top in hole 6, when ring main unit carries working voltage, covering plate 4 drives trigger switch to make the line conduction of audible-visual annunciator 8, with
Luminous form reminds staff's equipment live, can not only prompt the charged state in electrification in high voltage loop, can also be with electricity
Magnetic padlock coordinates, and realizes that the buzzing of on-load operation grounding switch is alarmed, prevents maloperation, improves the anti-error performance of switchgear.
Using the ring main unit anti-misconnection grounding switch voice reporting of the embodiment of the present utility model described above in association with accompanying drawing
Whether alarm device, can detect powered in ring main unit, and send sound and light alarm in time, solve asking of occurring in the prior art
Topic.But the utility model is not limited to described embodiment, is not departing from the situation of principle and spirit of the present utility model
Lower these change, modification, replacement and deformations for being carried out to embodiment are still fallen within the scope of protection of the utility model.
Claims (6)
1. a kind of ring main unit anti-misconnection grounding switch phonetic alarm device, including ring network cabinet body (5), it is characterised in that：It is described
The outside of ring network cabinet body (5) be provided with electrification display (2) and grounding switch handle hole (6), electrification display (2) is connected with
Inductosyn, the powered side of inductosyn connection ring network cabinet body (5), it is powered that electrification display (2) includes three-phase
Indicator lamp (1), tutorial light (9) and power supply indicator (3), the outside of grounding switch handle hole (6) are provided with a covering plate
(4), covering plate (4) is covered in the outside of grounding switch handle hole (6) and can slided in the outside of grounding switch handle hole (6)
Dynamic, the inside of ring network cabinet body (5) is provided with triggering warning device, and covering plate (4) couples triggering alarm through ring network cabinet body (5)
Device, triggering warning device connect the power supply in ring network cabinet body (5).
2. ring main unit anti-misconnection grounding switch phonetic alarm device according to claim 1, it is characterised in that：Described touches
Alarm device of transmitting messages includes trigger switch and audible-visual annunciator (8), trigger switch connection covering plate (4), and trigger switch shows with powered
Show device (2) parallel connection, audible-visual annunciator (8) is connected on the outside of trigger switch.
3. ring main unit anti-misconnection grounding switch phonetic alarm device according to claim 1 or 2, it is characterised in that：It is described
Ring network cabinet body (5) in power supply pass through transformer (7) connection triggering warning device.
4. ring main unit anti-misconnection grounding switch phonetic alarm device according to claim 1, it is characterised in that：Described sense
Inductive transducer includes three, and inductosyn is post insulator formula made of organic material, is embedded with capacitance core inside it
Rod, one end of electric capacity plug are connected with the upper inserts of inductosyn, and upper inserts is joined directly together with electrification in high voltage loop, electricity
The other end of appearance is connected from inside with the secondary connection end of inductosyn.
5. the ring main unit anti-misconnection grounding switch phonetic alarm device according to claim 1 or 4, it is characterised in that：It is described
Electrification display (2) between inductosyn between be connected with signal wire, signal wire external application PPR pipe as protection.
6. ring main unit anti-misconnection grounding switch phonetic alarm device according to claim 1, it is characterised in that：Described connects
The outside of ground disconnecting link handle hole (6) is provided with dragging track, and the both ends of covering plate (4) are connected on dragging track and can slided
Slided on track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254288.0U CN207164129U (en) | 2017-09-27 | 2017-09-27 | Ring main unit anti-misconnection grounding switch phonetic alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254288.0U CN207164129U (en) | 2017-09-27 | 2017-09-27 | Ring main unit anti-misconnection grounding switch phonetic alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207164129U true CN207164129U (en) | 2018-03-30 |
Family
ID=61724301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721254288.0U Expired - Fee Related CN207164129U (en) | 2017-09-27 | 2017-09-27 | Ring main unit anti-misconnection grounding switch phonetic alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207164129U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433118A (en) * | 2020-11-16 | 2021-03-02 | 国网山东省电力公司聊城供电公司 | 10kV medium-voltage power generation vehicle anti-misoperation simulation device and method |
| CN113689643A (en) * | 2021-08-16 | 2021-11-23 | 安徽龙和电力集团有限公司 | Totally closed looped netowrk cabinet maintenance is with preventing misconnection ground switch alarm device |
-
2017
- 2017-09-27 CN CN201721254288.0U patent/CN207164129U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112433118A (en) * | 2020-11-16 | 2021-03-02 | 国网山东省电力公司聊城供电公司 | 10kV medium-voltage power generation vehicle anti-misoperation simulation device and method |
| CN112433118B (en) * | 2020-11-16 | 2022-07-01 | 国网山东省电力公司聊城供电公司 | Anti-misoperation simulation device and method for 10kV medium-voltage power generation vehicle |
| CN113689643A (en) * | 2021-08-16 | 2021-11-23 | 安徽龙和电力集团有限公司 | Totally closed looped netowrk cabinet maintenance is with preventing misconnection ground switch alarm device |
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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 |
Granted publication date: 20180330 Termination date: 20180927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |