CN207988693U - A kind of anti-misoperation apparatus for ring main unit - Google Patents
A kind of anti-misoperation apparatus for ring main unit Download PDFInfo
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- CN207988693U CN207988693U CN201820323446.1U CN201820323446U CN207988693U CN 207988693 U CN207988693 U CN 207988693U CN 201820323446 U CN201820323446 U CN 201820323446U CN 207988693 U CN207988693 U CN 207988693U
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- hook
- positive stop
- stop strip
- shaped positive
- spacing ring
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- 238000006243 chemical reaction Methods 0.000 description 4
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- 239000000428 dust Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a kind of anti-misoperation apparatus for ring main unit,Ring main unit includes cabinet and the cabinet door on cabinet,Anti-misoperation apparatus includes the high pressure sensor being set on high-tension circuit,The control circuit being electrically connected with high pressure sensor,The driving device being electrically connected with control circuit and the mechanical lock on the cabinet door back side,Driving device includes motor and the set square that is electrically connected with motor,Set square is set to the cabinet door back side and can move left and right,Mechanical lock includes the spacing ring being set on cabinet inner wall and the hook-shaped positive stop strip coordinated with spacing ring,Set square coordinates with hook-shaped positive stop strip and the rotation of hook-shaped positive stop strip can be driven to realize hook-shaped positive stop strip and the cooperation of spacing ring and detach,When high pressure sensor measures high-tension circuit electrification,Control circuit controls motor work,Motor controls set square and makes hook-shaped positive stop strip keep cabinet door closing with spacing ring cooperation to close to the movement of the direction of spacing ring,Operating personnel can not open cabinet door outside ring main unit,Keep the use of ring main unit safer.
Description
Technical field
The utility model is related to anti-misoperation apparatus technical field more particularly to a kind of anti-misoperation dresses for ring main unit
It sets.
Background technology
Recently as the rapid development of urban power distribution network, ring main unit is since the mode of connection is flexible, principle is simple and operation
Reliable feature has obtained universal application in urban power distribution network.It causes to operate to prevent ring main unit live from closing grounding switch
Accident, installs mechanical anti-misoperation locking device and electrification warning light usually between on-load switch and grounding switch, and operating personnel need
It to check whether the electrification warning light of dead line is normal before power failure, be determined as line if electrification warning light extinguishes after power failure
Trackside is not charged, can close grounding switch.But since the awareness of safety of operating personnel, level of skill differ, if operating personnel
Whether worked normally without detection electrification warning light before power failure, erroneous judgement of the circuit without electricity will be obtained, causes electrification splice grafting
The pernicious maloperation of ground disconnecting link is unable to ensure personal safety of operating personnel during whole operation.
Invention content
The purpose of this utility model is to provide a kind of anti-misoperation apparatus for ring main unit, ensure high-tension circuit in band
In the case of electricity, the cabinet door of ring main unit can not be opened, and keep the use of ring main unit safer.
In order to achieve the above object, the utility model adopts the following technical solution：A kind of anti-misoperation for ring main unit
Device, ring main unit include cabinet and the cabinet door on cabinet, and anti-misoperation apparatus includes that the high pressure being set on high-tension circuit passes
Sensor, the control circuit being electrically connected with high pressure sensor, the driving device being electrically connected with control circuit and on the cabinet door back side
Mechanical lock, driving device includes motor and the set square that is electrically connected with motor, and set square is set to the cabinet door back side and can control shifting
Dynamic, mechanical lock includes the spacing ring being set on cabinet inner wall and the hook-shaped positive stop strip coordinated with spacing ring, set square and hook-shaped limit
Position item cooperation and the rotation of hook-shaped positive stop strip can be driven to realize hook-shaped positive stop strip and the cooperation of spacing ring and detach, high pressure sensor survey
When obtaining high-tension circuit electrification, control circuit controls motor work, and motor, which controls direction movement of the set square to close spacing ring, to be made
Obtain hook-shaped positive stop strip keeps cabinet door to close with spacing ring cooperation.
Further, the hook-shaped positive stop strip includes linkage section and the limit section coordinated with spacing ring, and the cabinet door back side is equipped with
Fixed plate, linkage section are rotatablely connected with fixed plate.
Further, the fixed plate is equipped with limiting slot, and set square is located in limiting slot and is slidably connected with limiting slot.
Further, the linkage section is equipped with sliding slot, and the top of set square is equipped with the limit protrusion coordinated with sliding slot.
Further, the cabinet is equipped with through-hole, and through-hole is located at the lower section of spacing ring, and the end of hook-shaped positive stop strip is equipped with
Warning light, when hook-shaped positive stop strip coordinates with spacing ring, warning light is located at through hole.
Further, the transparent glass for blocking through-hole is equipped in the through-hole.
After adopting the above technical scheme, the utility model has the following advantages that：
1, when high pressure sensor measures high-tension circuit electrification, the cabinet door to prevent operating personnel from accidentally opening ring main unit is grasped
Make, control circuit controls motor work, and motor controls set square and moved to close to the direction of spacing ring, set square and hook-shaped limit
Item is slidably connected, and when set square is moved to close to the direction of spacing ring, set square drives hook-shaped positive stop strip to rotate down, hook-shaped limit
Position item turns to the position coordinated with spacing ring so that cabinet door is remained turned-off in inside, and operating personnel can not outside ring main unit
Cabinet door is opened, ensures that, in electrification, the cabinet door of ring main unit can not be opened, and operating personnel can not operate ring main unit, make looped network
The use of cabinet is safer.
2, it is rotatablely connected, realizes the cooperation between hook-shaped positive stop strip and spacing ring and divided by the way that linkage section and fixed plate is arranged
Conversion between opening.
3, by being equipped with limiting slot in fixed plate, set square is slidably connected with limiting slot so that set square can be along
Limiting slot slides, and keeps the rotation of hook-shaped positive stop strip relatively reliable.
4, by the way that sliding slot is arranged on linkage section, limit protrusion is arranged in the top of set square, and limit protrusion coordinates with sliding slot,
Limit protrusion is moved in sliding slot, when set square moves left and right, hook-shaped positive stop strip is driven to swing up and down, to realize
The cooperation of hook-shaped positive stop strip and spacing ring with separate between conversion, realize opening and the closing of mechanical lock.
5, by the way that warning light is arranged, and through-hole is set in the lower section of spacing ring so that operating personnel are in the outside of ring main unit
The case where can observing warning light, matches if can see the bright i.e. hook-shaped positive stop strip of warning light from through hole and be in spacing ring
The position of conjunction, mechanical lock are closed, if cannot see that the bright i.e. hook-shaped positive stop strip of warning light is in and limit from through hole
The separated position of ring, mechanical lock is in the open state, is conveniently operated the state that personnel understand mechanical lock.Facilitate staff to anti-
Misoperation apparatus carries out test judgement, ensures that anti-misoperation apparatus is constantly in normal operating conditions.
6, by the way that transparent glass is arranged in through-hole, transparent glass blocks through-hole so that external dust, toy etc. are no
The inside of cabinet can be entered by through-hole so that the use of ring main unit is more safe and reliable；Simultaneously because glass is transparent glass,
The state that staff observes warning light is not interfered with.
Description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the structure diagram of the anti-misoperation apparatus described in the utility model embodiment one.
Fig. 2 is the structure when mechanical lock in anti-misoperation apparatus described in the utility model embodiment one is closed
Schematic diagram.
Fig. 3 is the structure of mechanical lock in the open state in anti-misoperation apparatus described in the utility model embodiment one
Schematic diagram.
Fig. 4 is that structure when mechanical lock is closed in anti-misoperation apparatus described in the utility model embodiment two is shown
It is intended to.
Fig. 5 is that the structure of mechanical lock in the open state is shown in anti-misoperation apparatus described in the utility model embodiment two
It is intended to.
Marked the names of the parts are as follows in figure：
1, cabinet；11, through-hole；2, cabinet door；3, set square；4, spacing ring；5, hook-shaped positive stop strip；51, warning light；52, even
Connect section；53, section is limited；6, fixed plate；61, limiting slot；7, high pressure sensor；8, control circuit；9, motor.
Specific implementation mode
Embodiment one：
As shown in Figures 1 to 3, the utility model provides a kind of anti-misoperation apparatus for ring main unit, and ring main unit includes cabinet
Body 1 and the cabinet door 2 on cabinet 1, anti-misoperation apparatus include the high pressure sensor 7 being set on high-tension circuit, are passed with high pressure
The control circuit 8 of the electrical connection of sensor 7, the driving device being electrically connected with control circuit 8 and the mechanical lock on 2 back side of cabinet door,
Driving device includes motor 9 and the set square being electrically connected with motor 93, and set square 3 is set to the back side of cabinet door 2 and can move left and right,
Mechanical lock includes the spacing ring 4 being set on 1 inner wall of cabinet and the hook-shaped positive stop strip 5 that coordinates with spacing ring 4, set square 3 with it is hook-shaped
Positive stop strip 5 coordinates and the rotation of hook-shaped positive stop strip 5 can be driven to realize hook-shaped positive stop strip 5 and the cooperation of spacing ring 4 and detach, high pressure biography
When sensor 7 measures high-tension circuit electrification, the cabinet door 2 to prevent operating personnel from accidentally opening ring main unit operates, and control circuit 8 is controlled
Motor 9 processed works, and motor 9 controls set square 3 and moved to close to the direction of spacing ring 4, set square 3 drive hook-shaped positive stop strip 5 to
Lower rotation, hook-shaped positive stop strip 5 turn to the position coordinated with spacing ring 4 so that cabinet door 2 is remained turned-off in inside, operating personnel
Cabinet door can not be opened outside ring main unit, ensure that, in electrification, the cabinet door of ring main unit can not be opened, and operating personnel can not grasp
Make ring main unit, keeps the use of ring main unit safer.
In the present embodiment, hook-shaped positive stop strip 5 includes linkage section 52 and the limit section 53 with the cooperation of spacing ring 4,2 back side of cabinet door
Equipped with fixed plate 6, linkage section 52 is rotatablely connected with fixed plate 6.It is rotatablely connected, is realized hook-shaped with fixed plate by the way that linkage section is arranged
Between positive stop strip and spacing ring cooperation with separate between conversion.
Fixed plate 6 is equipped with limiting slot 61, and set square 3 is located in limiting slot 61 and is slidably connected with limiting slot 61 so that
Set square can be slided along limiting slot, keep the rotation of hook-shaped positive stop strip relatively reliable.Meanwhile limiting slot plays limit to set square
The effect of position, as shown in Fig. 2, when set square is in close to the extreme position of spacing ring, the end of hook-shaped positive stop strip and spacing ring
Cooperation, as shown in figure 3, when set square is in the extreme position far from spacing ring, the end of hook-shaped positive stop strip and the position of spacing ring
It sets and separates so that hook-shaped positive stop strip can only rotate in fixed angle, and ensureing hook-shaped positive stop strip, only cause cannot for inordinate rotation
It is normal to reply so that the opening of mechanical lock and closing are relatively reliable.
Linkage section 52 is equipped with sliding slot, and the top of set square 3 is equipped with the limit protrusion coordinated with sliding slot.By in linkage section
Limit protrusion is arranged in the top of upper setting sliding slot, set square, and limit protrusion coordinates with sliding slot so that limit protrusion can be in sliding slot
Interior movement when set square moves left and right, drives linkage section to swing up and down, because linkage section and fixed plate are rotatablely connected, to triangle
Strip moves the rotation of hook-shaped positive stop strip, to the conversion between realizing the cooperation of limit section and spacing ring and separating, realization mechanical lock
Opening and closing.
High pressure sensor 7 is induction type, it carries out non-connect using the field coupling principle between high voltage electric field and sensor
Touch detects.When high pressure sensor measures any phase electrification of high-tension circuit charged signal is exported to control circuit.
Embodiment two：
The present embodiment and the main distinction of embodiment one are that cabinet is equipped with through-hole, and through-hole is located at the lower section of spacing ring,
The end of hook-shaped positive stop strip is equipped with the warning light being electrically connected with control circuit, when hook-shaped positive stop strip coordinates with spacing ring, warning light
Positioned at through hole.
As shown in Figure 4 and Figure 5, cabinet 1 is equipped with through-hole 11, and through-hole 11 is located at the lower section of spacing ring 4, hook-shaped positive stop strip 5
End be equipped with warning light 51, that is, limit, 53 one end far from linkage section 52 be equipped with warning light 51, hook-shaped positive stop strip 5 with limit
When ring 4 coordinates, warning light 51 is located at through-hole 11.The advantages of this arrangement are as follows by the way that through-hole is arranged, operating personnel are in looped network
The outside of cabinet can observe the case where warning light, if from through hole can see the bright i.e. hook-shaped positive stop strip of warning light be in
The position of spacing ring cooperation, then judge that mechanical lock is closed, if cannot see that the bright i.e. hook-shaped limit of warning light from through hole
Position item is in the position separated with spacing ring, then judges that mechanical lock is in the open state, is conveniently operated personnel and understands mechanical lock
State.Facilitate staff to carry out test judgement to anti-misoperation apparatus, ensures that anti-misoperation apparatus is constantly in normal work
State.
Transparent glass is equipped in through-hole 11, transparent glass blocks through-hole 11 so that external dust, toy etc. cannot lead to
Cross the inside that through-hole enters cabinet so that the use of ring main unit is more safe and reliable；Simultaneously because glass is transparent glass, it will not
Influence the state that staff observes warning light.
It should be understood that transparent glass may be transparent plastic sheet.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root
It is made various changes and modifications according to the utility model, without departing from the spirit of the utility model, the utility model should all be belonged to
Range defined in appended claims.
Claims (6)
1. a kind of anti-misoperation apparatus for ring main unit, ring main unit includes cabinet and the cabinet door on cabinet, anti-misoperation
Device includes the high pressure sensor being set on high-tension circuit, the control circuit being electrically connected with high pressure sensor and control circuit electricity
The driving device of connection and the mechanical lock on the cabinet door back side, which is characterized in that the driving device include motor and with electricity
The set square of mechatronics, set square are set to the cabinet door back side and can move left and right, and mechanical lock includes the limit being set on cabinet inner wall
Position ring and the hook-shaped positive stop strip coordinated with spacing ring, set square coordinate with hook-shaped positive stop strip and hook-shaped positive stop strip rotation can be driven real
It existing hook-shaped positive stop strip and the cooperation of spacing ring and detaches, when high pressure sensor measures high-tension circuit electrification, control circuit control is electric
Machine works, and motor controls set square and makes hook-shaped positive stop strip keep cabinet door with spacing ring cooperation to close to the movement of the direction of spacing ring
It closes.
2. anti-misoperation apparatus according to claim 1, which is characterized in that the hook-shaped positive stop strip include linkage section and with
The limit section of spacing ring cooperation, the cabinet door back side are equipped with fixed plate, and linkage section is rotatablely connected with fixed plate.
3. anti-misoperation apparatus according to claim 2, which is characterized in that the fixed plate is equipped with limiting slot, triangle
Plate is located in limiting slot and is slidably connected with limiting slot.
4. anti-misoperation apparatus according to claim 2, which is characterized in that the linkage section is equipped with sliding slot, set square
Top be equipped with the limit protrusion that coordinates with sliding slot.
5. anti-misoperation apparatus according to claim 1, which is characterized in that the cabinet is equipped with through-hole, and through-hole is located at
The end of the lower section of spacing ring, hook-shaped positive stop strip is equipped with warning light, and when hook-shaped positive stop strip coordinates with spacing ring, warning light is located at logical
At hole.
6. anti-misoperation apparatus according to claim 5, which is characterized in that be equipped in the through-hole for blocking through-hole
Transparent glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820323446.1U CN207988693U (en) | 2018-03-09 | 2018-03-09 | A kind of anti-misoperation apparatus for ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820323446.1U CN207988693U (en) | 2018-03-09 | 2018-03-09 | A kind of anti-misoperation apparatus for ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207988693U true CN207988693U (en) | 2018-10-19 |
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ID=63826696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820323446.1U Active CN207988693U (en) | 2018-03-09 | 2018-03-09 | A kind of anti-misoperation apparatus for ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207988693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505834A (en) * | 2018-03-09 | 2018-09-07 | 国网浙江淳安县供电有限公司 | A kind of anti-misoperation apparatus for ring main unit |
-
2018
- 2018-03-09 CN CN201820323446.1U patent/CN207988693U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505834A (en) * | 2018-03-09 | 2018-09-07 | 国网浙江淳安县供电有限公司 | A kind of anti-misoperation apparatus for ring main unit |
| CN108505834B (en) * | 2018-03-09 | 2024-02-06 | 国网浙江淳安县供电有限公司 | Misoperation preventing device for ring main unit |
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