CN109594865B - Key locking device - Google Patents
Key locking device Download PDFInfo
- Publication number
- CN109594865B CN109594865B CN201811506279.5A CN201811506279A CN109594865B CN 109594865 B CN109594865 B CN 109594865B CN 201811506279 A CN201811506279 A CN 201811506279A CN 109594865 B CN109594865 B CN 109594865B
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- CN
- China
- Prior art keywords
- sliding block
- lock
- panel
- locking device
- round holes
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
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- 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
- E05B63/0052—Locks mounted on the "frame" cooperating with means on the "wing"
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- 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
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a key locking device, which comprises a panel, a first sliding block and a second sliding block which are sequentially overlapped together; the panel is provided with a first lock, a second lock and a third lock; the drive plate of the first lock and the drive plate of the second lock are both connected with the first sliding block, and the drive plate of the third lock is connected with the second sliding block; with the movement of the first slider and the second slider, the round holes on the panel, the first slider and the second slider can be switched between a dislocation state and an alignment state. According to the invention, when the round holes on the panel, the first sliding block and the second sliding block are aligned, the key locking device can be locked by the padlock; therefore, only all the persons who participate in locking are unlocked together to take back the corresponding key, and the safety of workers is guaranteed.
Description
Technical Field
The invention relates to the technical field of electromechanical interlocking, in particular to a key locking device which can be protected by an operator.
Background
In the maintenance process of the motor train unit, the high-voltage interlocking key box needs to be operated to disconnect the pantograph gas circuit and the circuit and ensure that the high-voltage equipment box can be opened after the grounding switch is closed; the states of the pantograph gas circuit, the circuit and the grounding switch cannot be changed in the whole maintenance stage, otherwise, personal injury can be caused to maintenance personnel; however, in the conventional method for preventing misoperation, a warning board is generally used for reminding, but the method depends on the vigilance of the staff, and the safety risk may be caused by the carelessness of the staff, so that a device is urgently needed to be designed for locking the keys of the grounding switch key box and the external power supply key box which are possibly subjected to misoperation in the maintenance stage.
Disclosure of Invention
In view of the problems in the prior art, the present invention provides a key locking device, which includes a panel, a first slider, and a second slider stacked in sequence; the panel is fixedly provided with a plurality of supporting columns, and a first annular groove and a second annular groove are sequentially arranged on the supporting columns along the axial direction of the supporting columns; the plurality of supporting columns are arranged on the panel and symmetrically distributed in two rows along the longitudinal direction of the panel; the first sliding block and the second sliding block are positioned between the two rows of supporting columns, wherein two sides of the first sliding block are respectively positioned in the first annular grooves of the supporting columns at two sides, and two sides of the second sliding block are respectively positioned in the second annular grooves of the supporting columns at two sides;
the panel is also sequentially provided with a first lock, a second lock and a third lock along the longitudinal direction of the panel; wherein the first lock and the second lock are located at the left end of the panel, and the third lock is located in the middle of the panel; the drive plate of the first lock and the drive plate of the second lock are both connected with the first sliding block, and the drive plate of the third lock is connected with the second sliding block;
in addition, two rows of round holes distributed in parallel are respectively formed in the left half side and the right half side of the panel, wherein the round holes in the left half side of the panel are positioned between the first lock and the second lock, and the round holes in the right half side of the panel are positioned on the right side of the third lock; correspondingly, the left half side and the right half side of the first sliding block are also respectively provided with two rows of round holes which are distributed in parallel; the left half side of the second sliding block is provided with two strip-shaped holes which are distributed in parallel, and the right half side of the second sliding block is provided with two rows of round holes which are distributed in parallel; with the movement of the first sliding block and the second sliding block, the round holes on the panel, the first sliding block and the second sliding block are switched between a dislocation state and an alignment state.
Further, the number of the support columns on the panel is six.
Further, a connecting sheet is connected between the two opposite supporting columns along the transverse direction of the panel.
Furthermore, a plurality of hollow areas are arranged on the panel.
Furthermore, a first hole for the dial of the third lock to move is arranged on the first sliding block.
Further, a second hole for the movement of the drive plate of the first lock and the second lock is arranged on the second sliding block.
The key locking device is provided with a panel, a first sliding block and a second sliding block which are overlapped together, and holes are respectively formed in the panel, the first sliding block and the second sliding block; when a corresponding key is inserted into a corresponding lock cylinder in the key locking device and is rotated to a preset position, the key locking device can be locked through the padlock, so that only all persons participating in locking unlock the key locking device together, the key locked in the key locking device can be taken out, the corresponding key is locked through an interlocking relation, and misoperation of operators or electric shock caused by mistaken entering of the operators into a live area are fundamentally prevented. Compared with the traditional warning sign for reminding, the key locking device is safer and more reliable.
Drawings
FIG. 1 is a front view of a key locking device provided by an embodiment of the present invention;
FIG. 2 is a side view of a key locking device provided by an embodiment of the present invention;
FIG. 3 is a schematic view of a first slider in the key locking apparatus according to the present invention;
fig. 4 is a schematic view of a second slider in the key locking device according to the embodiment of the present invention.
Description of reference numerals:
1: panel, 2: first slider, 3: second slider, 4: the first lock is provided with a first lock body,
5: second lock, 6: third lock, 7: connecting sheet, 8: a support column for supporting the movable part of the movable part,
9: dial, 10: strip-shaped hole, 11: second hole, 12: first hole, 13: and (7) a hollow area.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 4, the present embodiment provides a key locking device; the key locking device comprises a panel 1, a first sliding block 2 and a second sliding block 3 which are sequentially overlapped together; six support columns 8 are fixedly arranged on the panel 1, and a first annular groove and a second annular groove are sequentially arranged on each support column 8 along the axial direction of the support column; the six support columns 8 are arranged on the panel 1 and symmetrically distributed in two rows along the longitudinal direction of the panel 1; and a connecting sheet 7 is connected between two opposite supporting columns 8 along the transverse direction of the panel 1. The first sliding block 2 and the second sliding block 3 are both positioned between two rows of supporting columns 8, wherein two sides of the first sliding block 2 are respectively positioned in the first annular grooves of the supporting columns 8 at two sides, and two sides of the second sliding block 3 are respectively positioned in the second annular grooves of the supporting columns 8 at two sides;
the panel 1 is also sequentially provided with a first lock 4, a second lock 5 and a third lock 6 along the longitudinal direction; wherein the first lock 4 and the second lock 5 are located at the left end of the panel 1 and the third lock 6 is located in the middle of the panel 1; the drive plate 9 of the first lock 4 and the drive plate 9 of the second lock 5 are both connected with the first slide block 2, and the drive plate 9 of the third lock 6 is connected with the second slide block 3;
in addition, two rows of round holes distributed in parallel are respectively formed in the left half and the right half of the panel 1, and meanwhile, a plurality of hollow areas 13 are further arranged on the panel 1. Wherein, the round hole on the left half of the panel 1 is positioned between the first lock 4 and the second lock 5, and the round hole on the right half is positioned on the right side of the third lock 6; correspondingly, the left half and the right half of the first sliding block 2 are also respectively provided with two rows of round holes which are distributed in parallel; meanwhile, the first slide block 2 is provided with a first strip hole 12 for moving the drive plate 9 of the third lock 6; the left half of the second sliding block 3 is provided with two strip-shaped holes 10 which are distributed in parallel, and the right half is provided with two rows of round holes which are distributed in parallel; meanwhile, the second sliding block 3 is provided with a second hole 11 for moving the dial 9 of the first lock 4 and the second lock 5.
With the movement of the first slider 2 and the second slider 3, the round holes on the panel 1, the first slider 2 and the second slider 3 are switched between a dislocation state and an alignment state. Maintenance personal has 1 padlock everyone, and after the round hole of panel 1, first slider 2, second slider 3 aligns, maintenance personal can utilize the padlock of oneself to pass the round hole that aligns and lock to make the key in the device can not take out and rotate.
The specific functional logic is as follows: when no key is provided for the three locks on the panel 1, the round holes on the panel 1, the first sliding block 2 and the second sliding block 3 are not communicated; when the keys of the first lock 4 and the second lock 5 are inserted and rotated 13 ° at the same time, and the third lock 6 has no key, the round hole of the left half of the panel 1 and the round hole of the left half of the first slide block 2 are aligned, and the round hole of the right half of the panel 1 and the round holes of the right half of the first slide block 2 and the second slide block 3 are not communicated; when the first lock 4 and the second lock 5 have no keys, the keys in the third lock 6 cannot rotate after being inserted, and at the moment, round holes on the left side and the right side of the panel 1 and round holes on the first sliding block 2 and the second sliding block 3 are not communicated; when the keys of the three locks on the panel 1 are all inserted into the lock core and rotated by 13 degrees, the round holes on the panel 1, the first sliding block 2 and the second sliding block 3 are all correspondingly aligned.
When one or more padlocks are arranged on the left half side of the key locking device and one or more padlocks are arranged on the right half side of the key locking device, keys of the three locks on the panel 1 cannot be rotated and taken out; when one or more padlocks are arranged on the left half of the key locking device and no padlocks are arranged on the right half, the keys in the first lock 4 and the second lock 5 cannot be taken out and rotated, and the key in the third lock 6 can be inserted and rotated or taken out; when the left half of the key locking device is not provided with a padlock and the right half is provided with one or more padlocks, the keys of the three locks can not be rotated and taken out.
In the key locking device in the embodiment, the panel, the first sliding block and the second sliding block are arranged and overlapped together, and holes are respectively formed in the panel, the first sliding block and the second sliding block; when a corresponding key is inserted into a corresponding lock cylinder in the key locking device and is rotated to a preset position, the key locking device can be locked through the padlock, so that only all persons participating in locking unlock the key locking device together, the key locked in the key locking device can be taken out, the corresponding key is locked through an interlocking relation, and misoperation of operators or electric shock caused by mistaken entering of the operators into a live area are fundamentally prevented. Compared with the traditional warning sign for reminding, the key locking device is safer and more reliable.
It should be noted that, in the embodiments of the present invention, the appearances of "first" and "second" are only for convenience of distinguishing technical terms and description, and should not be construed as limiting the embodiments of the present invention. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A key locking device is characterized by comprising a panel, a first sliding block and a second sliding block which are sequentially overlapped together; the panel is fixedly provided with a plurality of supporting columns, and a first annular groove and a second annular groove are sequentially arranged on the supporting columns along the axial direction of the supporting columns; the plurality of supporting columns are arranged on the panel and symmetrically distributed in two rows along the longitudinal direction of the panel; the first sliding block and the second sliding block are positioned between the two rows of supporting columns, wherein two sides of the first sliding block are respectively positioned in the first annular grooves of the supporting columns at two sides, and two sides of the second sliding block are respectively positioned in the second annular grooves of the supporting columns at two sides;
the panel is also sequentially provided with a first lock, a second lock and a third lock along the longitudinal direction of the panel; wherein the first lock and the second lock are located at the left end of the panel, and the third lock is located in the middle of the panel; the drive plate of the first lock and the drive plate of the second lock are both connected with the first sliding block, and the drive plate of the third lock is connected with the second sliding block;
in addition, two rows of round holes distributed in parallel are respectively formed in the left half side and the right half side of the panel, wherein the round holes in the left half side of the panel are positioned between the first lock and the second lock, and the round holes in the right half side of the panel are positioned on the right side of the third lock; correspondingly, the left half side and the right half side of the first sliding block are also respectively provided with two rows of round holes which are distributed in parallel; the left half side of the second sliding block is provided with two strip-shaped holes which are distributed in parallel, and the right half side of the second sliding block is provided with two rows of round holes which are distributed in parallel; with the movement of the first sliding block and the second sliding block, the round holes on the panel, the first sliding block and the second sliding block are switched between a dislocation state and an alignment state;
under the condition that the round holes on the panel, the first sliding block and the second sliding block are aligned, a padlock penetrates through the aligned round holes and is locked, and therefore a key in the key locking device cannot be taken out and rotated.
2. The keyed locking device of claim 1, wherein the number of support posts on said face plate is six.
3. The keyed locking device of claim 1 wherein a web is connected between two opposing support posts in the transverse direction of the face plate.
4. The keyed locking device of claim 1, wherein a plurality of hollowed out areas are provided on said face plate.
5. The keyed locking device of claim 1, wherein said first slider has a first aperture disposed therein for movement of a dial of said third lock.
6. The keyed locking device of claim 1, wherein the second slider has a second aperture for movement of dials of the first and second locks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506279.5A CN109594865B (en) | 2018-12-10 | 2018-12-10 | Key locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506279.5A CN109594865B (en) | 2018-12-10 | 2018-12-10 | Key locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109594865A CN109594865A (en) | 2019-04-09 |
| CN109594865B true CN109594865B (en) | 2021-09-07 |
Family
ID=65962370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811506279.5A Active CN109594865B (en) | 2018-12-10 | 2018-12-10 | Key locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109594865B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4641509A (en) * | 1985-10-16 | 1987-02-10 | Batchelor Ronnie K | Master keyboard |
| CN1962306A (en) * | 2006-12-04 | 2007-05-16 | 中国南车集团株洲电力机车有限公司 | High voltage safe cross-linked protective system of locomotive |
| CN101557080A (en) * | 2009-05-18 | 2009-10-14 | 宁波天安（集团）股份有限公司 | Interlocking operating device used for high voltage switch cabinet |
| CN103603553A (en) * | 2013-10-22 | 2014-02-26 | 北京赛德高科铁道电气科技有限责任公司 | Key box for electric locomotive or bullet train |
| CN207875633U (en) * | 2018-01-12 | 2018-09-18 | 中车青岛四方机车车辆股份有限公司 | A kind of rail vehicle vehicle safety interlock |
-
2018
- 2018-12-10 CN CN201811506279.5A patent/CN109594865B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4641509A (en) * | 1985-10-16 | 1987-02-10 | Batchelor Ronnie K | Master keyboard |
| CN1962306A (en) * | 2006-12-04 | 2007-05-16 | 中国南车集团株洲电力机车有限公司 | High voltage safe cross-linked protective system of locomotive |
| CN101557080A (en) * | 2009-05-18 | 2009-10-14 | 宁波天安（集团）股份有限公司 | Interlocking operating device used for high voltage switch cabinet |
| CN103603553A (en) * | 2013-10-22 | 2014-02-26 | 北京赛德高科铁道电气科技有限责任公司 | Key box for electric locomotive or bullet train |
| CN207875633U (en) * | 2018-01-12 | 2018-09-18 | 中车青岛四方机车车辆股份有限公司 | A kind of rail vehicle vehicle safety interlock |
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| Publication number | Publication date |
|---|---|
| CN109594865A (en) | 2019-04-09 |
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