CN204884945U - Vacuum switch cabinet and interlock thereof - Google Patents
Vacuum switch cabinet and interlock thereof Download PDFInfo
- Publication number
- CN204884945U CN204884945U CN201520559915.6U CN201520559915U CN204884945U CN 204884945 U CN204884945 U CN 204884945U CN 201520559915 U CN201520559915 U CN 201520559915U CN 204884945 U CN204884945 U CN 204884945U
- Authority
- CN
- China
- Prior art keywords
- interlock
- transmission arm
- mounting panel
- connecting portion
- axle
- 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
Links
Landscapes
- Trip Switchboards (AREA)
Abstract
The utility model provides a vacuum switch cabinet and interlock thereof. An interlock installs on the circuit breaker operating axis. Interlock includes mounting panel, interlocking board, baffle and guiding axle. On the circuit breaker operating axis was located to the mounting panel, the mounting panel was equipped with insulating switch operation hole. The interlocking board includes connecting portion, round pin floodgate and transmission arm, on connecting portion and the circuit breaker operating axis fixed connection. On the outer peripheral edges of connecting portion were all located to round pin floodgate and transmission arm, the round pin floodgate was used for controlling the circuit breaker and opens, closes a floodgate, baffle and transmission arm rotatable coupling. The guiding axle is fixed and is set up in mounting panel or baffle. In mounting panel or the baffle another is equipped with the guide rail with guiding axle matched with, but guiding axle and guide rail relative slip. The rotation of interlocking board can make the transmission arm drive the baffle motion to make the baffle shelter from or expose insulating switch operation hole. Above -mentioned interlock's simple structure, convenient operation, the transmission process is stable, reliable, rapid. Improve the security performance of vacuum switch cabinet.
Description
Technical field
The utility model relates to power domain, particularly relates to a kind of vacuum switch cabinet and interlock thereof.
Background technology
Switch cubicle be applied to the switchyard in power plant, transmission line transformer station, receive the user terminal electric substation etc. of electric energy.Switch cubicle is power distribution equipment, in switch cubicle except circuit breaker, also has isolating switch, earthed switch, instrument transformer, lightning arrester and secondary circuit etc.
Because switch cubicle is a kind of high voltage distribution installation, so require higher to its safe class.Five anti-interlockings are for preventing misoperation, and reduce human accident, switch cubicle often requires five anti-interlockings.Five prevent specifically comprising: prevent charged point, close a floodgate; Prevent from dividing by mistake, closing isolating switch; False switching when preventing earthed switch from closing; Closed ground switch when preventing charged; Prevent mistakenly entering into charged gap.
When breaker closing, isolating switch close a floodgate, isolating switch cannot separating brake, only has first breaker open operation, isolating switch ability separating brake, at this moment circuit breaker cannot close a floodgate, and after also only having isolating switch to close a floodgate, circuit breaker could close a floodgate, and these interlocking protection actions all must have been come by interlock.The actuated element of current most of interlock is more, and drive connection is complicated, and cause the accuracy of interlocking transmission lower, transmission speed is lower.
Utility model content
Based on this, be necessary for provide a kind of transmission accurately, interlock rapidly.
A kind of interlock, be installed on breaker operator axle, described interlock comprises mounting panel, interlock plate, baffle plate and the axis of guide, described mounting panel is located on described breaker operator axle, described mounting panel is provided with isolator operation hole, described interlock plate comprises connecting portion, pin lock and transmission arm, described connecting portion is fixedly connected with described breaker operator axle, described pin lock and transmission arm are all located in the outer peripheral edges of described connecting portion, described pin lock is opened for controlling described circuit breaker, close a floodgate, described baffle plate and described transmission arm are rotatably connected, the described axis of guide is fixedly installed on one in described mounting panel or baffle plate, another in described mounting panel or baffle plate is provided with the guide rail matched with the described axis of guide, the described axis of guide and described guide rail can relative slidings, the rotation of described interlock plate can make described transmission arm drive described baffle plate to move, block to make described baffle plate or expose isolator operation hole.
Wherein in an embodiment, the angle between described transmission arm and described pin lock is obtuse angle.
Wherein in an embodiment, described connecting portion offers installing hole, the shape of described installing hole is identical with the shape of the cross section of described breaker operator axle, and described connecting portion is sheathed on described breaker operator axle, drives described connecting portion to rotate to make described breaker operator axle.
Wherein in an embodiment, described baffle plate is provided with occlusion part away from one end of described transmission arm.
Wherein in an embodiment, described guide rail is slit-shaped through-hole, and described through hole extends along the axis of described baffle plate.
Wherein in an embodiment, described guide rail is provided with limiting section near one end of described transmission arm, and the described axis of guide can be contained in described limiting section.
Wherein in an embodiment, the connectivity part of described limiting section and described guide rail is provided with chamfering structure.
A kind of vacuum switch cabinet is also provided.
A kind of vacuum switch cabinet, comprise cabinet, circuit breaker, breaker operator axle, isolating switch, isolator operation axle and interlock, described breaker operator axle, isolator operation axle and interlock are contained in described cabinet, described breaker operator axle is for controlling described circuit breaker switching, and described isolator operation axle is for controlling described isolating switch switching.
Above-mentioned vacuum switch cabinet is provided with interlock, in the switching operating process of circuit breaker, can meet the divide-shut brake interlock requirement of vacuum switch cabinet to circuit breaker and isolating switch.The blocking function of isolating switch naturally realizes in the operating process of circuit breaker, avoids isolating switch on-load divide-shut brake, causes arc fault.The structure of above-mentioned interlock is simple, easy to operate, and transmission process is stable, reliable, rapid.
Accompanying drawing explanation
Fig. 1 is the structural representation of the interlock of present embodiment;
Fig. 2 is the structural representation of another state of interlock shown in Fig. 1.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the utility model.But the utility model can be much different from alternate manner described here to implement, those skilled in the art can when doing similar improvement without prejudice to when the utility model intension, and therefore the utility model is by the restriction of following public concrete enforcement.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement just for illustrative purposes, do not represent it is unique execution mode.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in specification of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
Refer to Fig. 1, the vacuum switch cabinet of present embodiment comprises cabinet, circuit breaker, breaker operator axle 110, isolating switch, isolator operation axle 120 and interlock 130.Circuit breaker, breaker operator axle 110, isolating switch, isolator operation axle 120 and interlock 130 are contained in cabinet.Breaker operator axle 110 is for controlling circuit breaker opening and closing lock.Isolator operation axle 120 is for controlling isolating switch opening and closing lock.Breaker operator axle 110 and isolator operation axle 120 are parallel to each other.
Interlock 130 is installed on breaker operator axle 110.Interlock 130 comprises mounting panel 140, interlock plate 150, baffle plate 160 and the axis of guide 170.
Mounting panel 140 is fixed on cabinet.Mounting panel 140 is located on breaker operator axle 110, and mounting panel 140 and breaker operator axle 110 are rotatably connected.Mounting panel 140 is provided with mounting plane, and interlock plate 150, baffle plate 160 and the axis of guide 170 can be fixed on mounting plane.Mounting panel 140 offers isolator operation hole 141.Isolator operation hole 141 and isolator operation axle 120 are oppositely arranged, and to make isolator operation axle 120 expose, conveniently operate isolator operation axle 120.Be appreciated that isolator operation hole 141 can be omitted, when the size of mounting panel 140 is less time, isolator operation axle 120 also can expose.
Interlock plate 150 comprises connecting portion 151, pin lock 152 and transmission arm 153.Connecting portion 151 is fixedly connected with breaker operator axle 110, and pin lock 152 and transmission arm 153 are all located in the outer peripheral edges of connecting portion 151.Specifically in the present embodiment, connecting portion 151 offers installing hole 154, the shape of installing hole 154 is identical with the shape of the cross section of breaker operator axle 110.Be appreciated that installing hole 154 can be polygon or triangle etc. with the shape of the cross section of breaker operator axle 110.Connecting portion 151 is sheathed on breaker operator axle 110, is with rotation connection 151 to rotate to make breaker operator axle 110.
Being appreciated that interlock plate 150 can be formed in one, also can be that multiple structures to form is formed.
Pin lock 152 is for controlling circuit breaker opening and closing lock.In time rotating breaker operator axle 110, breaker operator axle 110 is with rotation connection 151 to rotate.Clockwise or rotate counterclockwise, make pin lock 152 clockwise or rotate counterclockwise, pin lock 152 is in opens a sluice gate position or closing position to connecting portion 151, makes circuit breaker opening and closing lock.
While pin lock 152 rotates, transmission arm 153 rotates.Angle between transmission arm 153 and pin lock 152 is obtuse angle.
Baffle plate 160 and transmission arm 153 are rotatably connected.Baffle plate 160 is provided with occlusion part 161 away from one end of transmission arm 153.Occlusion part 161 is for blocking isolator operation hole 141.The shape of occlusion part 161 and the mating shapes in isolator operation hole 141, can block isolator operation hole 141 preferably to make occlusion part 161.Specifically in the present embodiment, baffle plate 160 offers guide rail 162.Guide rail 162 is slit-shaped through-hole, and through hole extends along the axis of baffle plate 160.Guide rail 162 is provided with limiting section 163 near one end of transmission arm 153.Limiting section 163 is provided with chamfering structure with the connectivity part of guide rail 162.Be appreciated that guide rail 162 can also be guide groove.
The axis of guide 170 is fixed on mounting panel 140.Guide rail 162 along the axis of guide 170 slidably, makes the axis of guide 170 can be contained in limiting section 163.When the axis of guide 170 moves to limiting section 163 time, the axis of guide 170 can be limited in limiting section 163, can stablize remain on this position to make baffle plate 160.Chamfering structure can facilitate the axis of guide 170 to slip into or skid off limiting section 163.
Be appreciated that the axis of guide 170 can also be fixedly installed on baffle plate 160.Mounting panel 140 is provided with the guide rail 162 matched with the axis of guide 170.The axis of guide 170 coordinates with guide rail 162, can limit the movement locus of baffle plate 160 equally.
Refer to Fig. 2, when breaker closing, rotate clockwise breaker operator axle 110.Breaker operator axle 110 rotates clockwise, and the connecting portion 151 of interlock plate 150 is rotated clockwise.Meanwhile, pin lock 152 and transmission arm 153 rotate clockwise.Pin lock 152 rotates clockwise closing position, makes breaker closing.Transmission arm 153 rotates clockwise, and baffle plate 160 is moved towards isolator operation hole 141.When guide shaft is contained in after in limiting section 163, baffle plate 160 blocks isolator operation hole 141 completely.Isolator operation hole 141 is blocked, can not disconnecting switch operation operating axis 120, avoids operating isolating switch.
When breaker open operation, rotate counterclockwise breaker operator axle 110, breaker operator axle 110 rotates counterclockwise.Sell lock 152 to rotate counterclockwise with transmission arm 153 simultaneously.Pin lock 152 is avoided closing position and is turned to and open a sluice gate position, and baffle plate 160 is away from isolator operation hole 141, and make isolator operation hole 141 unobstructed, namely isolating switch can operate.Transmission arm 153 drives baffle plate 160 to move, and blocks or expose isolator operation hole 141 to make baffle plate 160.
Above-mentioned vacuum switch cabinet is provided with interlock 130, in the switching operating process of circuit breaker, can meet the divide-shut brake interlock requirement of vacuum switch cabinet to circuit breaker and isolating switch.The blocking function of isolating switch naturally realizes in the operating process of circuit breaker, avoids isolating switch on-load divide-shut brake, causes arc fault.The structure of above-mentioned interlock 130 is simple, easy to operate, and transmission process is stable, reliable, rapid.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (8)
1. an interlock, be installed on breaker operator axle, it is characterized in that, described interlock comprises mounting panel, interlock plate, baffle plate and the axis of guide, described mounting panel is located on described breaker operator axle, described mounting panel is provided with isolator operation hole, described interlock plate comprises connecting portion, pin lock and transmission arm, described connecting portion is fixedly connected with described breaker operator axle, described pin lock and transmission arm are all located in the outer peripheral edges of described connecting portion, described pin lock is opened for controlling described circuit breaker, close a floodgate, described baffle plate and described transmission arm are rotatably connected, the described axis of guide is fixedly installed on one in described mounting panel or baffle plate, another in described mounting panel or baffle plate is provided with the guide rail matched with the described axis of guide, the described axis of guide and described guide rail can relative slidings, the rotation of described interlock plate can make described transmission arm drive described baffle plate to move, block to make described baffle plate or expose isolator operation hole.
2. interlock according to claim 1, is characterized in that, the angle between described transmission arm and described pin lock is obtuse angle.
3. interlock according to claim 1, it is characterized in that, described connecting portion offers installing hole, the shape of described installing hole is identical with the shape of the cross section of described breaker operator axle, described connecting portion is sheathed on described breaker operator axle, drives described connecting portion to rotate to make described breaker operator axle.
4. interlock according to claim 1, is characterized in that, described baffle plate is provided with occlusion part away from one end of described transmission arm.
5. interlock according to claim 1, is characterized in that, described guide rail is slit-shaped through-hole, and described through hole extends along the axis of described baffle plate.
6. interlock according to claim 5, is characterized in that, described guide rail is provided with limiting section near one end of described transmission arm, and the described axis of guide can be contained in described limiting section.
7. interlock according to claim 6, is characterized in that, the connectivity part of described limiting section and described guide rail is provided with chamfering structure.
8. a vacuum switch cabinet, it is characterized in that, comprise cabinet, circuit breaker, breaker operator axle, isolating switch, isolator operation axle and the interlock described in claim 1-7 any one, described breaker operator axle, isolator operation axle and interlock are contained in described cabinet, described breaker operator axle is for controlling described circuit breaker switching, and described isolator operation axle is for controlling described isolating switch switching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559915.6U CN204884945U (en) | 2015-07-29 | 2015-07-29 | Vacuum switch cabinet and interlock thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520559915.6U CN204884945U (en) | 2015-07-29 | 2015-07-29 | Vacuum switch cabinet and interlock thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204884945U true CN204884945U (en) | 2015-12-16 |
Family
ID=54829294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520559915.6U Expired - Fee Related CN204884945U (en) | 2015-07-29 | 2015-07-29 | Vacuum switch cabinet and interlock thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204884945U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057521A (en) * | 2016-07-21 | 2016-10-26 | 福建森达电气股份有限公司 | High-voltage switch operating mechanism |
| CN108565152A (en) * | 2018-06-21 | 2018-09-21 | 苏州达博思智能电网装备制造有限公司 | It is a kind of to be configured at the special five anti-chain of breaker spring operating mechanism |
| CN109066314A (en) * | 2018-07-26 | 2018-12-21 | 江苏银佳电气设备有限公司 | A kind of GN19 disconnecting switch mounting plate suitable for XGN cabinet |
| CN110164723A (en) * | 2019-05-23 | 2019-08-23 | 国家电网有限公司 | A kind of anti-error management system of distribution and method of overall process closed loop |
-
2015
- 2015-07-29 CN CN201520559915.6U patent/CN204884945U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106057521A (en) * | 2016-07-21 | 2016-10-26 | 福建森达电气股份有限公司 | High-voltage switch operating mechanism |
| CN108565152A (en) * | 2018-06-21 | 2018-09-21 | 苏州达博思智能电网装备制造有限公司 | It is a kind of to be configured at the special five anti-chain of breaker spring operating mechanism |
| CN109066314A (en) * | 2018-07-26 | 2018-12-21 | 江苏银佳电气设备有限公司 | A kind of GN19 disconnecting switch mounting plate suitable for XGN cabinet |
| CN110164723A (en) * | 2019-05-23 | 2019-08-23 | 国家电网有限公司 | A kind of anti-error management system of distribution and method of overall process closed loop |
| CN110164723B (en) * | 2019-05-23 | 2023-11-10 | 国家电网有限公司 | Distribution network error-prevention management system and method for whole process closed loop |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204884945U (en) | Vacuum switch cabinet and interlock thereof | |
| CN103794390B (en) | A kind of high voltage switchgear has the mechanical interlocks of double-direction control function | |
| CN204885865U (en) | Vacuum switch cabinet and interlock thereof | |
| CN207398694U (en) | A kind of interlock of switchgear | |
| CN203103794U (en) | Double-door type power distribution box | |
| CN203491522U (en) | Operating hole shielding device for middle-voltage switching equipment | |
| CN204885987U (en) | Vacuum switch cabinet and door interlock thereof | |
| CN203439885U (en) | Vertical middle division door lock for dumb waiter | |
| CN107293426B (en) | A kind of ring network cabinet cabinet door interlock | |
| CN203895345U (en) | Solid-insulated ring main unit grounding switch locking device | |
| CN203288462U (en) | An operational interlock of a ring main unit | |
| CN202524002U (en) | Mechanical interlocking mechanism of removable switch cabinet | |
| CN202324976U (en) | Electric rolling door | |
| CN203706944U (en) | Locking device of circuit breaker closing knob of switch cabinet and switch cabinet group | |
| CN206179717U (en) | Load switch switch -fuse combination electrical equipment's interlock of mechanism | |
| CN107578937A (en) | A kind of high-voltage combined electrical apparatus disconnecting switch and breaker interlocking mechanism | |
| CN107507716B (en) | A kind of looped network cabinet switch interlock | |
| CN202771996U (en) | Grounding error-lock prevention device of 10kV centrally installed switchgear | |
| CN203491147U (en) | Five-prevention interlocking device used for V-type lower isolation ring main unit | |
| CN205230921U (en) | Interlocking device of connection between rotation type isolator and cabinet door | |
| CN204531721U (en) | A kind of back door Electromalgnetic locking mechanism | |
| CN204289197U (en) | Earthed switch | |
| CN202712721U (en) | Box-type transformer substation having transformer room door interlock control | |
| CN204885974U (en) | Grasp low -voltage switchgear of mechanism with electricity | |
| CN210039988U (en) | High-voltage capacitor cabinet with linkage transmission device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151216 Termination date: 20210729 |