CN102522236B - Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door - Google Patents
Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door Download PDFInfo
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- CN102522236B CN102522236B CN201110431005.6A CN201110431005A CN102522236B CN 102522236 B CN102522236 B CN 102522236B CN 201110431005 A CN201110431005 A CN 201110431005A CN 102522236 B CN102522236 B CN 102522236B
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Abstract
The invention discloses an anti-misoperation interlocking mechanism of a prefabricated substation transformer chamber door. The interlocking mechanism comprises a locking notch, a lock cylinder, a base plate, a fixed support, an interlocking baffle plate, a limit bumping plate, and a lock latch support. The locking notch is connected with the lock cylinder. One side of the fixed support is connected with a bolt on the door by a nut, wherein the one side of the fixed support is provided with a circular through hole; the other side of the fixed support is connected with the interlocking baffle plate by a jump ring and a connection shaft and a long strip-shaped through hole is vertically arranged at the other side of the fixed support, wherein two ends of the long strip-shaped through hole are in semicircular shapes. Two self-tapping bolts are symmetrically arranged at two ends of the other side of the interlocking baffle plate; and springs are arranged on the self-tapping bolts. The limit bumping plate is arranged at one side of the interlocking baffle plate, wherein the one side of the interlocking baffle plate is provided with circular through holes; and the limit bumping plate is in parallel with the one side of the interlocking baffle plate, wherein the one side of the interlocking baffle plate is provided with the circular through holes. And the lock latch support is arranged at on side surfaces of the limit bumping plate and the interlocking baffle plate; and the lock latch support and the limit bumping plate are fixed on a side plate of the door by screws. According to the invention, the interlocking mechanism has advantages of simple structure and convenient usage.
Description
Technical field
The present invention relates to a kind of interlocking device, particularly anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door.
Background technology
Interlocking device is between several device for switching or parts, for guaranteeing that device for switching or its parts order in accordance with regulations moves or prevent the mechanical connection mechanism that misoperation designs.
10kV load switch cabinet body in the market itself has perfect anti-error " 5 is anti-" measure, " operation " position: only can deciliter on-load switch, and the cable chamber door of cabinet can not be opened; " locking " position: can not operate by deciliter on-load switch, the cable chamber door of cabinet can not be opened; " test " position: the earthed switch deciliter of operational load switch only, the cable chamber door of cabinet can not be opened; The position of " opening the door ": can not operational load switch and earthed switch, can open the cable chamber door of cabinet.Instead know to only have cabinet cable chamber door to close completely, interlocking baffle plate retreats to " test " position, can separate after the earthing position of on-load switch, operation baffle plate retreats to locking " position " and (can add padlock, on-load switch can not close a floodgate), only have interlocking baffle plate to retreat to " operation " position, can close a floodgate by on-load switch.
Existing prefabricated substation transformer chamber door is often interlocked by electromagnetic lock, and its shortcoming needs external power source exactly, and the earthed switch of can not reverse interlocking 10kV switch establishing, exists transformer Men Wei to shut the possibility of power transmission.
Summary of the invention
When the technical problem to be solved in the present invention is to provide a kind of anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door and solves existing prefabricated substation transformer chamber Men Wei and close, the problem such as earthed switch and mistake combination switch machine utilization switch of removing the on-load switch of mistake point 10kV switchgear three stations.
For achieving the above object, technical scheme of the present invention is as follows:
Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door, described interlocking device comprises fore shaft, lock core, backing plate, fixed support, interlocking baffle plate, spacing plate and the lock catch support of hitting; Described fore shaft is connected with lock core, and described backing plate is placed in the outside of lock core shell;
Described support bracket fastened upper and lower end is L-type, and a side of described L-type is provided with manhole, and it is semicircular strip through hole that the opposite side of described L-type is horizontally disposed with two ends, and it is semicircular strip through hole that described support bracket fastened middle part is vertically provided with two ends;
Described interlocking baffle plate is L-type, and the upper and lower end of described interlocking baffle plate one side is provided with two manholes, and the two ends that are provided with vertical between described two manholes are semicircular strip through hole;
The described spacing plate that hits is provided with two manholes;
One side of described lock catch support is provided with two manholes, and the vertical two ends that are provided with of opposite side of described lock catch support are semicircular strip through hole;
The side that described fixed support is provided with manhole is connected with the bolt on door by nut, and it is that a side of semicircular strip through hole is connected with interlocking baffle plate with connecting axle by jump ring that described fixed support is vertically provided with two ends; The two ends symmetry of the opposite side of described interlocking baffle plate be provided with two tap bolts, on described tap bolt, be mounted with spring; The described spacing plate that hits is placed in a side that is provided with manhole with the baffle plate of interlocking, and describedly spacingly hits plate and interlocking baffle plate to be provided with a side of manhole parallel; Described lock catch support be placed in spacing hit plate and interlocking baffle plate a side on, described lock catch support and spacing hit plate be fixed by screws in door side plate on.
Preferably, described tap bolt is M6 tap bolt.
Preferably, described fixed support and interlocking baffle plate between for being flexibly connected.
By technique scheme, the invention has the beneficial effects as follows:
The present invention is simple in structure, easy to use, and security performance is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the present invention's structural representation while locking;
Fig. 2 is the present invention's structural representation while opening.
Numeral and the represented corresponding component title of letter in figure:
10, fore shaft 20, lock core 21, lock core shell 30, backing plate 40, fixed support 41, nut 42, bolt 50, interlocking baffle plate 51, spring 52, jump ring 53, connecting axle 60, spacing plate 70, lock catch support 80, manhole 90, the strip through hole of hitting
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Shown in Fig. 1 and Fig. 2, anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door of the present invention, described interlocking device comprises fore shaft 10, lock core 20, backing plate 30, fixed support 40, interlocking baffle plate 50, spacing plate 60 and the lock catch support 70 of hitting; Described fore shaft 10 is connected with lock core 20, and described backing plate 30 is placed in the outside of lock core shell 21.
The upper and lower end of fixed support 40 of the present invention is L-type, one side of described L-type is provided with manhole 80, it is semicircular strip through hole 90 that the opposite side of described L-type is horizontally disposed with two ends, and it is semicircular strip through hole 90 that the middle part of described fixed support 40 is vertically provided with two ends.
The present invention interlocks baffle plate 50 for L-type, and the upper and lower end of described interlocking baffle plate 50 1 sides is provided with two manholes 80, and the two ends that are provided with vertical between described two manholes 80 are semicircular strip through hole 90.
The spacing plate 60 that hits of the present invention is provided with two manholes 80.
One side of lock catch support 70 of the present invention is provided with two manholes 80, and the vertical two ends that are provided with of opposite side of described lock catch support 70 are semicircular strip through hole 90;
The side that fixed support 40 of the present invention is provided with manhole 80 is connected with the bolt 42 on door by nut 41, and it is that a side of semicircular strip through hole 90 is connected with the baffle plate 50 of interlocking with connecting axle 53 by jump ring 52 that described fixed support 40 is vertically provided with two ends; Described fixed support 40 and interlocking baffle plate 50 between for being flexibly connected; The two ends symmetry of the opposite side of described interlocking baffle plate 50 be provided with two tapping screws (not marking in figure), described tapping screw is M6 tapping screw, is mounted with spring 51 on described tapping screw; The described spacing plate 60 that hits is placed in a side that is provided with manhole 80 with the baffle plate 50 of interlocking, and describedly spacingly hits plate 60 and interlocking baffle plate 50 to be provided with a side of manhole 80 parallel; Described lock catch support 70 is placed on a spacing side of hitting plate 60 and interlocking baffle plate 50, and described lock catch support 70 and the spacing plate 60 that hits are fixed on the side plate of door by screw (not marking in figure).
Interlocking device of the present invention can extract key after only having lock core 20 to stretch into fixed support 40, interlocking baffle plate 50 and lock catch support 70; Once transformer room door is opened, the spring 51 of installing in interlocking device discharges elastic potential energy to be pushed interlocking baffle plate 50 open outward, and lock core 20 can not normally be stretched out, and the key of transformer room's door lock can not be pulled up like this; When the present invention can prevent from becoming device Men Wei and shuts, remove on-load switch and the earthed switch of misoperation 10kV loading switch cabinet.
The present invention is simple in structure, easy to use, safe.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (3)
1. anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door, is characterized in that, described interlocking device comprises fore shaft, lock core, backing plate, fixed support, interlocking baffle plate, spacing plate and the lock catch support of hitting; Described fore shaft is connected with lock core, and described backing plate is placed in the outside of lock core shell;
Described support bracket fastened upper and lower end is L-type, and a side of described L-type is provided with manhole, and it is semicircular strip through hole that the opposite side of described L-type is horizontally disposed with two ends, and it is semicircular strip through hole that described support bracket fastened middle part is vertically provided with two ends;
Described interlocking baffle plate is L-type, and the upper and lower end of described interlocking baffle plate one side is provided with two manholes, and the two ends that are provided with vertical between described two manholes are semicircular strip through hole;
The described spacing plate that hits is provided with two manholes;
One side of described lock catch support is provided with two manholes, and the vertical two ends that are provided with of opposite side of described lock catch support are semicircular strip through hole;
The side that described fixed support is provided with manhole is connected with the bolt on door by nut, and it is that a side of semicircular strip through hole is connected with interlocking baffle plate with connecting axle by jump ring that described fixed support is vertically provided with two ends; The two ends symmetry of the opposite side of described interlocking baffle plate be provided with two tap bolts, on described tap bolt, be mounted with spring; The described spacing plate that hits is placed in a side that is provided with manhole with the baffle plate of interlocking, and describedly spacingly hits plate and interlocking baffle plate to be provided with a side of manhole parallel; Described lock catch support be placed in spacing hit plate and interlocking baffle plate a side on, described lock catch support and spacing hit plate be fixed by screws in door side plate on.
2. anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door according to claim 1, is characterized in that: described tap bolt is M6 tap bolt.
3. anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door according to claim 1, is characterized in that: described fixed support and interlocking baffle plate between for being flexibly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110431005.6A CN102522236B (en) | 2011-12-20 | 2011-12-20 | Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110431005.6A CN102522236B (en) | 2011-12-20 | 2011-12-20 | Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102522236A CN102522236A (en) | 2012-06-27 |
| CN102522236B true CN102522236B (en) | 2014-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110431005.6A Active CN102522236B (en) | 2011-12-20 | 2011-12-20 | Anti-misoperation interlocking mechanism of prefabricated substation transformer chamber door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102522236B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111463058B (en) * | 2020-04-17 | 2022-01-28 | 华翔翔能科技股份有限公司 | Interlocking device of insulating cabinet |
| CN112216548A (en) * | 2020-10-21 | 2021-01-12 | 国网山西省电力公司阳泉供电公司 | Mechanical misoperation prevention locking device between grounding wire and isolating switch |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2057036U (en) * | 1989-07-14 | 1990-05-09 | 叶永康 | Key switch for preventing multiple power supplies from erroneous connection in parallel |
| EP0564173B1 (en) * | 1992-03-30 | 1997-10-01 | Eaton Corporation | Lockable remote rotary handle operator for circuit breakers |
| CN201315412Y (en) * | 2008-12-12 | 2009-09-23 | 上海纳杰电气成套有限公司 | High voltage switch cabinet with ground switch padlock device |
| CN101562312A (en) * | 2009-05-23 | 2009-10-21 | 吴敏 | Mechanical mutual defense and bolt device between transformer door and high-voltage chamber switch |
| CN201820661U (en) * | 2010-10-09 | 2011-05-04 | 昆明华奥航星电气有限公司 | Siemens ring network power supply grounding switch locking device |
| CN202373488U (en) * | 2011-12-20 | 2012-08-08 | 上海纳杰电气成套有限公司 | Preassembled transformer substation transformer chamber door anti-misoperation interlocking mechanism |
-
2011
- 2011-12-20 CN CN201110431005.6A patent/CN102522236B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2057036U (en) * | 1989-07-14 | 1990-05-09 | 叶永康 | Key switch for preventing multiple power supplies from erroneous connection in parallel |
| EP0564173B1 (en) * | 1992-03-30 | 1997-10-01 | Eaton Corporation | Lockable remote rotary handle operator for circuit breakers |
| CN201315412Y (en) * | 2008-12-12 | 2009-09-23 | 上海纳杰电气成套有限公司 | High voltage switch cabinet with ground switch padlock device |
| CN101562312A (en) * | 2009-05-23 | 2009-10-21 | 吴敏 | Mechanical mutual defense and bolt device between transformer door and high-voltage chamber switch |
| CN201820661U (en) * | 2010-10-09 | 2011-05-04 | 昆明华奥航星电气有限公司 | Siemens ring network power supply grounding switch locking device |
| CN202373488U (en) * | 2011-12-20 | 2012-08-08 | 上海纳杰电气成套有限公司 | Preassembled transformer substation transformer chamber door anti-misoperation interlocking mechanism |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平6-84444A 1994.03.25 |
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| Publication number | Publication date |
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| CN102522236A (en) | 2012-06-27 |
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