CN106285230B - Safety interlocking for switchgear - Google Patents
Safety interlocking for switchgear Download PDFInfo
- Publication number
- CN106285230B CN106285230B CN201610632765.6A CN201610632765A CN106285230B CN 106285230 B CN106285230 B CN 106285230B CN 201610632765 A CN201610632765 A CN 201610632765A CN 106285230 B CN106285230 B CN 106285230B
- Authority
- CN
- China
- Prior art keywords
- lock body
- switchgear
- key
- cabinet door
- lock
- 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.)
- Active
Links
- 239000007787 solid Substances 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
- Special Wing (AREA)
Abstract
The present invention discloses the safety interlocking for switchgear, the safety interlocking includes: the first lock body, the second lock body, connector and key, first lock body and the second lock body are respectively arranged in the first cabinet door (3) and the second cabinet door (4) of switchgear, it is connected between first lock body and the second lock body by connector, in the initial state, first lock body and the second lock body are in locking state, key is matched with the first lock body and the second lock body, when key opens the first lock body, the second lock body is locked in the opposite direction；When stating key the second lock body of unlatching, the first lock body is locked in the opposite direction.The safety interlocking for switchgear overcomes when repairing in the prior art to a cabinet in entire switchgear, another cabinet body can also be opened caused security risk, realizes the safety assurance of service switch cabinet.
Description
Technical field
The present invention relates to the safe fixed networks of switchgear, and in particular, to the safety interlocking for switchgear.
Background technique
Switchgear is a kind of electrical equipment, and switchgear outside line is introduced into master switch in cabinet, subsequently into sub-control switch, respectively
Branch is set according to its needs.Such as instrument, automatic control, motor magnetic switch, various A.C. contactors etc., some also set hyperbaric chamber with
Low-pressure chamber switchgear, is equipped with high voltage bus, such as power plant, and some is additionally provided with to protect the low-frequency load reduction of capital equipment.
The main function of switchgear be generated electricity in electric system, transmitted electricity, the conversion of distribution and electric energy during, carry out
Folding, control and protection electrical equipment.Component in switchgear mainly has breaker, disconnecting switch, on-load switch, operation machine
The composition such as structure, mutual inductor and various protective devices.There are many classification method of switchgear, such as can be with by breaker mounting means
It is divided into withdraw-type switch cabinet and fixed switching cabinet；Or the difference according to cabinet body structure, open type switchgear, metal envelope can be divided into
Close switchgear and metal enclosed armoured switch cabinet；High-tension switch cabinet, Medium Voltage Switchgear can be divided into again according to voltage class is different
With low-tension switch cabinet etc..Be primarily adapted for use in power plant, substation, petrochemical industry, metallurgical steel rolling, industry light industry textile industry, industrial enterprise and
The various different occasions such as residential quarters, skyscraper.
Existing switchgear safety coefficient is not high, repairs to a cabinet in entire switchgear, another
Cabinet body can also be opened, then the safety of maintenance personal cannot just ensure that, then needing to design a kind of for switchgear
Safety lock.
Summary of the invention
The object of the present invention is to provide a kind of safety interlocking for switchgear, which overcomes
When in the prior art being repaired to a cabinet in entire switchgear, caused by another cabinet body can also be opened
Security risk, realize the safety assurance of service switch cabinet.
To achieve the goals above, the present invention provides a kind of safety interlocking for switchgear, which includes:
First lock body, the second lock body, connector and key, first lock body and the second lock body are respectively arranged at the first cabinet of switchgear
On door and the second cabinet door, it is connected between first lock body and the second lock body by the connector, in the initial state, institute
It states the first lock body and the second lock body is in locking state, the key is matched with first lock body and second lock body,
When the key opens first lock body, second lock body is locked in the opposite direction；Described the is opened in the key of stating
When two lock bodies, first lock body is locked in the opposite direction.
Preferably, first lock body includes: the first turntable, the first lock nose and the first locking bolt, the first turntable setting
In the inside of first cabinet door, and can be rotated freely by shaft of central axis；The side of first turntable is provided with
One groove, the side of the connector are provided with the second groove being meshed with first groove, the side of first locking bolt
Face is provided with the third groove for being engaged in second groove；First lock nose is set on cabinet body, and is matched with described
Fixed first cabinet door of one locking bolt；
Second lock body includes: the second turntable, the second locking bolt and the second lock nose, and second turntable is set to described
The inside of two cabinet doors, and can be rotated freely by shaft of central axis；The side of second turntable is provided with and described second
The 4th groove that groove is meshed, the side of second locking bolt are provided with the 5th groove being meshed with second groove；
Second lock nose is set on the cabinet body, and is matched with fixed second cabinet door of second locking bolt.
Preferably, the connector is chain, the first turntable and the parallel setting of second turntable and passes through the chain
Item connection.
Preferably, the quantity of the key is 1, and is used in combination with first lock body and the second lock body.
Preferably, it is provided with the stop part matched with the key on first lock body and the second lock body, when described
When first cabinet door or the second cabinet door are opened, key is stated in stop part backstop residence.
By above-mentioned embodiment, it can overcome and a cabinet in entire switchgear is repaired in the prior art
When, the problem of another cabinet body can also be opened a, key is only used for opening a cabinet door, is beaten in a cabinet door
When opening, due to being limited by key, another cabinet door can not be opened, to greatly improve the safety of switchgear.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The drawings are intended to provide a further understanding of the invention, and constitutes part of specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram for illustrating a kind of safety interlocking for switchgear of the invention.
Description of symbols
3 first cabinet door, 4 second cabinet door
5 first turntable, 6 first locking bolt
7 first lock nose, 8 second turntable
9 second locking bolt, 10 second lock nose
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " typically refers to
It is as shown in Figure 1 up and down." inside and outside " refer in specific profile it is interior with it is outer." remote, close " refers to relative to some component
Far and closely.
The present invention provides a kind of safety interlocking for switchgear, the safety interlocking include: the first lock body, the second lock body,
Connector and key, first lock body and the second lock body are respectively arranged in the first cabinet door 3 and the second cabinet door 4 of switchgear,
It is connected between first lock body and the second lock body by the connector, in the initial state, first lock body and
Two lock bodies are in locking state, and the key is matched with first lock body and second lock body, open in the key
When first lock body, second lock body is locked in the opposite direction；It is described state key and open second lock body when, described the
One lock body is locked in the opposite direction.
By above-mentioned embodiment, it can overcome and a cabinet in entire switchgear is repaired in the prior art
When, the problem of another cabinet body can also be opened a, key is only used for opening a cabinet door, is beaten in a cabinet door
When opening, due to being limited by key, another cabinet door can not be opened, to greatly improve the safety of switchgear.
Below in conjunction with attached drawing, 1 couple of present invention is further detailed, in the present invention, in order to improve of the invention be applicable in
Range is especially realized using following specific embodiments.
In a kind of specific embodiment of the invention, first lock body may include: the first turntable 5, the first lock nose 7
With the first locking bolt 6, first turntable 5 is set to the inside of first cabinet door 3, and can freely revolve using central axis as shaft
Turn；The side of first turntable 5 is provided with the first groove, and the side of the connector is provided with mutually nibbles with first groove
The second groove closed, the side of first locking bolt 6 is provided with the third groove for being engaged in second groove；First lock
Nose 7 is set on the cabinet body, and is matched with fixed first cabinet door 3 of first locking bolt 6；
Second lock body includes: the second turntable 8, the second locking bolt 9 and the second lock nose 10, and second turntable 8 is set to
The inside of second cabinet door 4, and can be rotated freely by shaft of central axis；The side of second turntable 8 be provided with
The 4th groove that second groove is meshed, the side of second locking bolt 9, which is provided with, to be meshed with second groove
5th groove；Second lock nose 10 is set on the cabinet body, and is matched with fixed second cabinet door of second locking bolt 9
4。
By above-mentioned mode, opening or closing for the first cabinet door 3 and the second cabinet door 4 may be implemented, and by the first cabinet door 3
It is associated with the second cabinet door 4.
In this embodiment, in order to realize moving synchronously for the first turntable 5 and second turntable 8, the connection
Part is chain, and the setting parallel with second turntable 8 of the first turntable 5 is simultaneously connected by the chain.
In a kind of specific embodiment of the invention, in order to improve the safety of switchgear, the quantity of the key
It is 1, and is used in combination with first lock body and the second lock body.
In a kind of specific embodiment of the invention, in order to avoid key does not lock the first cabinet door 3 or the second cabinet door 4
It is just taken out, is provided with the stop part matched with the key on first lock body and the second lock body, when first cabinet
When door 3 or the second cabinet door 4 are opened, key is stated in stop part backstop residence.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited to above-mentioned realities
The detail in mode is applied, within the scope of the technical concept of the present invention, a variety of letters can be carried out to technical solution of the present invention
Monotropic type, these simple variants all belong to the scope of protection of the present invention.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the present invention to it is various can
No further explanation will be given for the combination of energy.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should also be regarded as the disclosure of the present invention.
Claims (5)
1. a kind of safety interlocking for switchgear, which is characterized in that the safety interlocking includes: the first lock body, the second lock body, connects
Fitting and key, first lock body and the second lock body are respectively arranged at the first cabinet door (3) and the second cabinet door (4) of switchgear
On, be connected between first lock body and the second lock body by the connector, in the initial state, first lock body and
Second lock body is in locking state, and the key is matched with first lock body and second lock body, opens in the key
When opening first lock body, second lock body is locked in the opposite direction；It is described state key open second lock body when, it is described
First lock body is locked in the opposite direction.
2. the safety interlocking according to claim 1 for switchgear, which is characterized in that first lock body includes:
One turntable (5), the first lock nose (7) and the first locking bolt (6), first turntable (5) are set to the interior of first cabinet door (3)
Portion, and can be rotated freely by shaft of central axis；The side of first turntable (5) is provided with the first groove, the connection
The side of part is provided with the second groove being meshed with first groove, and the side of first locking bolt (6) is provided with engagement
In the third groove of second groove；First lock nose (7) is set on cabinet body, and is matched with first locking bolt (6)
Fixed first cabinet door (3)；
Second lock body includes: the second turntable (8), the second locking bolt (9) and the second lock nose (10), and second turntable (8) sets
It is placed in the inside of second cabinet door (4), and can be rotated freely by shaft of central axis；The side of second turntable (8)
It is provided with the 4th groove being meshed with second groove, the side of second locking bolt (9) is provided with and second tooth
The 5th groove that line is meshed；Second lock nose (10) is set on the cabinet body, and it is solid to be matched with second locking bolt (9)
Fixed second cabinet door (4).
3. the safety interlocking according to claim 2 for switchgear, which is characterized in that the connector is chain, the
One turntable (5) setting parallel with second turntable (8) is simultaneously connected by the chain.
4. the safety interlocking according to claim 1 for switchgear, which is characterized in that the quantity of the key is 1,
And it is used in combination with first lock body and the second lock body.
5. the safety interlocking according to claim 1 for switchgear, which is characterized in that first lock body and the second lock
The stop part matched with the key is provided on body, it is described when first cabinet door (3) or the second cabinet door (4) opening
State key in stop part backstop residence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632765.6A CN106285230B (en) | 2016-08-04 | 2016-08-04 | Safety interlocking for switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610632765.6A CN106285230B (en) | 2016-08-04 | 2016-08-04 | Safety interlocking for switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106285230A CN106285230A (en) | 2017-01-04 |
| CN106285230B true CN106285230B (en) | 2019-11-05 |
Family
ID=57664720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610632765.6A Active CN106285230B (en) | 2016-08-04 | 2016-08-04 | Safety interlocking for switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106285230B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106877195B (en) * | 2017-03-21 | 2019-03-01 | 合肥华兴电器开关有限公司 | A kind of blocking lock gate-type switchgear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644120A (en) * | 2009-08-26 | 2010-02-10 | 哈尔滨工业大学（威海） | Two-door interlocker |
| CN201766302U (en) * | 2010-06-01 | 2011-03-16 | 周金隆 | Interlocking mechanism |
| CN202970205U (en) * | 2012-10-31 | 2013-06-05 | 山西潞安华信科技发展有限公司 | Mechanical locking device |
| CN203481096U (en) * | 2013-09-29 | 2014-03-12 | 安徽鑫龙电器股份有限公司 | Grounding knife mechanical switching-off device of metal armored removable high-voltage switching equipment |
| CN204144094U (en) * | 2014-09-09 | 2015-02-04 | 扬州新概念电气有限公司 | A kind of lower door interlocking mechanism of switch cubicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2426868B (en) * | 2005-06-03 | 2008-01-09 | Kenwood Marks Ltd | Interlock system |
-
2016
- 2016-08-04 CN CN201610632765.6A patent/CN106285230B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644120A (en) * | 2009-08-26 | 2010-02-10 | 哈尔滨工业大学（威海） | Two-door interlocker |
| CN201766302U (en) * | 2010-06-01 | 2011-03-16 | 周金隆 | Interlocking mechanism |
| CN202970205U (en) * | 2012-10-31 | 2013-06-05 | 山西潞安华信科技发展有限公司 | Mechanical locking device |
| CN203481096U (en) * | 2013-09-29 | 2014-03-12 | 安徽鑫龙电器股份有限公司 | Grounding knife mechanical switching-off device of metal armored removable high-voltage switching equipment |
| CN204144094U (en) * | 2014-09-09 | 2015-02-04 | 扬州新概念电气有限公司 | A kind of lower door interlocking mechanism of switch cubicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106285230A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205248635U (en) | A hasp structure for drawer type switch cabinet | |
| CN106285230B (en) | Safety interlocking for switchgear | |
| CN110071436A (en) | A kind of Intelligent joint lock switchgear | |
| CN105788913B (en) | A kind of opening device of storage battery power engineering truck high-tension apparatus cabinet door | |
| CN206452004U (en) | Combined medium-voltage switch cabinet | |
| CN209766887U (en) | High-voltage switch cabinet | |
| CN204156298U (en) | A kind of new type auto closing type switch cubicle | |
| CN209150510U (en) | A kind of self-locking device of electrical switchgear | |
| CN106532551B (en) | Switchgear | |
| CN203813304U (en) | 12 kV middle-set enclosed metal switchgear | |
| CN209183999U (en) | A kind of novel metal armored middle removing type switchgear | |
| CN209993885U (en) | Intelligent interlocking type switch cabinet | |
| CN205693165U (en) | A kind of switch cubicle of improved structure | |
| CN207368459U (en) | High security switchgear | |
| CN209592643U (en) | A kind of switchgear and its internal arcing channel design | |
| CN204792531U (en) | Modular door interlock of transformer high -low pressure room | |
| CN207426517U (en) | A kind of fixed indoor AC metal switchgear | |
| CN105244206A (en) | Switch cabinet interlocking mechanism | |
| CN207165480U (en) | A kind of power station isolator operating mechanism blocking device | |
| CN207542580U (en) | A kind of safety-type switchgear | |
| CN205828998U (en) | A kind of fool proof blocking device of grounding trolley and switch cubicle | |
| CN109510077A (en) | A kind of low-tension switch cabinet with anti-theft function | |
| CN214478653U (en) | Interlocking structure for preventing misoperation of switch cabinet sealing plate | |
| CN204205539U (en) | There is the outdoor belt switching cable distribution box of side door safety starter | |
| CN208548644U (en) | It is a kind of prevent electric arc injure 10kv switchgear close gated operation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191011 Address after: 317016 NO.311, duchuan Road, Duqiao Town, Linhai City, Taizhou City, Zhejiang Province Applicant after: Jiang Qian Address before: 241000 Wuhu high tech Industrial Development Zone, Zhanghe, No. 17 Anhui Road (Robert building) Applicant before: ANHUI ROBUTEC CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No.65 Beijing Road, Haicheng District, Beihai City, Guangxi Zhuang Autonomous Region Patentee after: Jiang Qian Address before: 317016 No. 311, duchuan Road, Duqiao Town, Linhai City, Taizhou City, Zhejiang Province Patentee before: Jiang Qian |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210617 Address after: 239300 Weisan Road, Tongcheng Town Industrial Park, Tianchang City, Chuzhou City, Anhui Province Patentee after: Anhui Thermal Control Technology Co.,Ltd. Address before: No.65 Beijing Road, Haicheng District, Beihai City, Guangxi Zhuang Autonomous Region Patentee before: Jiang Qian |