CN203034968U - Door locking device for cabinet - Google Patents
Door locking device for cabinet Download PDFInfo
- Publication number
- CN203034968U CN203034968U CN 201220707224 CN201220707224U CN203034968U CN 203034968 U CN203034968 U CN 203034968U CN 201220707224 CN201220707224 CN 201220707224 CN 201220707224 U CN201220707224 U CN 201220707224U CN 203034968 U CN203034968 U CN 203034968U
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- CN
- China
- Prior art keywords
- tongue
- tie
- pulling plate
- arm
- handle
- 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
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Abstract
The utility model discloses a door locking device for a cabinet. The door locking device comprises two lock pins respectively fixed on the upper side and the lower side of the cabinet. A support is fixed on the front surface of a cabinet door. An upper pin and a lower pin which are parallel to the front surface of the cabinet door are arranged on the support. One handle is hinged with the upper pin of the support. A middle pin is arranged at a position, between the upper pin and the lower pin of the support, on the handle. An upper pull plate and a lower pull plate which are opposite to each other are mounted on the back of the cabinet door. The lower end of the upper pull plate is connected with one end of a general L-shaped upper tongue piece. The upper end of the lower pull plate is connected with one end of a general L-shaped lower tongue piece. The middle portion of the upper tongue piece is hinged on the upper pin of the support, and the middle portion of the lower tongue piece is hinged on the lower pin of the support. The upper end of the upper pull plate and the lower end of the lower pull plate are respectively provided with a keyhole, and the keyholes are matched with the upper lock pin and the lower lock pin respectively. The other ends of the upper tongue piece and the lower tongue piece are matched with the middle pin of the handle. With the door locking device, the cabinet door is convenient to lock and unlock.
Description
Technical field
The utility model relates to switchboard manufacturing technology field, the door lock assembly that especially a kind of switchboard is used.
Background technology
The cabinet door of the metal switch cabinet of present indoor armored is owing to consider explosion-proof needs, the overwhelming majority adopts the bolt type door latch structure between cabinet door and the cabinet, it installs at least two special bolts at the cabinet door, the bolt hole that matches with special bolt in the cabinet setting then, need be screwed into special bolt on the bolt hole of cabinet correspondence by special tool when closing the cabinet door, relending when opening the cabinet door helps special tool that special bolt is outwarded winding, just can open the cabinet door then, though the locking intensity of this door lock mechanism cabinet door and cabinet is better, the operation of switchboard door quite bothers.
The utility model content
The technical problems to be solved in the utility model provides the door lock assembly that a kind of switchboard is used, and has made things convenient for locking and the unlocking operation of switchboard door.
For achieving the above object, the technical solution of the utility model is: the door lock assembly that a kind of switchboard is used, comprise two lock pins that are fixed on the cabinet upper and lower sides, a support is fixed in the front of cabinet door, two two bearing pins up and down that parallel with cabinet door front are set on the support, one handle is hinged with the upper pin of support, handle be on the support position between the lower bearing pin arrange one in the middle of bearing pin, two mutual opposed arm-tie and lower pulling plates gone up are equipped with at the back side of cabinet door, the end that the lower end of last arm-tie and is roughly L shaped upper tongue is connected, the end that the upper end of lower pulling plate and is roughly L shaped lower tongue is connected, the middle part of upper tongue is hinged on the upper pin of support, the middle part of lower tongue is hinged on the lower bearing pin of support, and the upper end of last arm-tie and the lower end of lower pulling plate respectively are provided with a lockhole and match with two lock pins up and down; The other end of upper tongue and lower tongue matches with the middle bearing pin of handle, pull-up when handle upper tongue is connected with last arm-tie that an end moves up, lower tongue is connected an end and moves down with lower pulling plate, two tongue pieces drive respectively that arm-tie moves up and lower pulling plate moves down release up and down, depress when handle upper tongue and be connected with last arm-tie that an end moves down, lower tongue is connected an end and moves up with lower pulling plate, two tongue pieces drive arm-tie respectively and move down and the lower pulling plate locking that moves up up and down.
The preferred described lockhole of going up the upper end of arm-tie is that a strip aperture and a circular macropore constitute also layout from top to bottom, the lockhole of described lower pulling plate lower end also is that a strip aperture and a circular macropore constitute also layout from top to bottom, two lock pins respectively are provided with a head and a neck matches with the described lockhole of going up on the lower pulling plate up and down, when two lock pins when circular macropore in the arm-tie lockhole up and down matches of two lock pins up and down can break away from lower pulling plate, when about two lock pins head of two lock pins when strip aperture in the arm-tie lockhole up and down matches block lower pulling plate.
Preferred described two tongue pieces up and down respectively match with the middle bearing pin of handle by U-lag.
Further improve, a rotation lock also is equipped with in the front of described cabinet door, and the free end of handle can be blocked or break away to described rotation lock.Prevent that arbitrarily pulling is shaken hands and opened the cabinet door, be convenient to manage.
When the utility model is shaken hands owing to pull-up, middle bearing pin on the handle can drive upper tongue and be connected an end with last arm-tie and move up, lower tongue is connected an end and moves down with lower pulling plate, arm-tie moves up two tongue pieces and lower pulling plate moves down release with regard to driving respectively up and down, when depressing handle, middle bearing pin on the handle can drive upper tongue and be connected an end with last arm-tie and move down, lower tongue is connected an end and moves up with lower pulling plate, two tongue pieces just drive respectively and go up arm-tie and move down and the lower pulling plate locking that moves up up and down, therefore release and the lock operation of switchboard door are very easy, and speed is fast; Match with two lock pins up and down simultaneously by two arm-ties up and down in addition, can guarantee the locking intensity of cabinet door and cabinet, reach certain requirement of explosion proof.
Description of drawings
Fig. 1 is the utility model front view;
Fig. 2 is that Fig. 1 released state upper drawing piece cooperates with last lock pin, lower drawing piece is looked enlarged drawing with the part master that following lock pin cooperates;
Fig. 3 is that Fig. 1 blocking upper drawing piece cooperates with last lock pin, lower drawing piece is looked enlarged drawing with the part master that following lock pin cooperates;
Fig. 4 is the A place broken section enlarged drawing of Fig. 1;
Fig. 5 is the B place enlarged drawing of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment the utility model is described in further detail.
Fig. 1 is to shown in Figure 5, the door lock assembly that a kind of switchboard is used, comprise two lock pins 2 that are fixed on cabinet 1 upper and lower sides, 21, a support 4 is fixed in the front of cabinet door 3, two two bearing pins 41 up and down that parallel with cabinet door 3 fronts are set on the support 4,42, one handle 5 is hinged with the upper pin 41 of support 4, handle 5 is being in lower bearing pin 41 on the support 4, bearing pin 51 in the middle of arranging one on the position between 42, two mutual opposed arm-tie 6 and lower pulling plates 7 gone up are equipped with at the back side of cabinet door 3, the end that the lower end of last arm-tie 6 and is roughly L shaped upper tongue 8 is connected, the end that the upper end of lower pulling plate 7 and is roughly L shaped lower tongue 9 is connected, the middle part of upper tongue 8 is hinged on the upper pin 41 of support 4, the middle part of lower tongue 9 is hinged on the lower bearing pin 42 of support 4, and the lower end of the upper end of last arm-tie 6 and lower pulling plate 7 respectively is provided with a lockhole 61,71 with two lock pins 2 up and down, 21 match;
The described lockhole 61 of going up the upper end of arm-tie 6 is that a strip aperture and a circular macropore constitute also layout from top to bottom, the lockhole 71 of described lower pulling plate 7 lower ends also is that a strip aperture and a circular macropore constitute also layout from top to bottom, two lock pins 2 up and down, 21 respectively are provided with a head and a neck and the described lower pulling plate 6 of going up, lockhole 61 on 7,71 match, when two lock pins 2 up and down, 21 with last lower pulling plate 6, two lock pins 2 when the circular macropore in 7 lockholes matches, 21 can break away from lower pulling plate 6,7, when two lock pins 2 up and down, 21 with last lower pulling plate 6,7 lockholes 61, two lock pins 2 when the strip aperture in 71 matches, 21 head blocks lower pulling plate 6,7;
The other end of described upper tongue 8 and lower tongue 9 respectively matches by the middle bearing pin 51 of U-lag with handle 5, pull-up was shaken hands 5 o'clock, middle bearing pin 51 drive upper tongues 8 on the handle 5 are connected an end with last arm-tie 6 and move up, lower tongue 9 is connected an end with lower pulling plate 7 and moves down, two tongue pieces 8 up and down, 9 drive to go up respectively that arm-tie 6 moves up and lower pulling plate 7 moves down release, depressed handle at 5 o'clock, middle bearing pin 51 drive upper tongues 8 on the handle 5 are connected an end with last arm-tie 6 and move down, lower tongue 9 is connected an end with lower pulling plate 7 and moves up, up and down two tongue pieces 8,9 drive to go up arm-tie 6 respectively moves down and lower pulling plate 7 locking that moves up.
In the front of described cabinet door 3 rotation lock 10 is housed also, the free end of handle 5 can be blocked or break away to described rotation lock 10.Prevent random pulling handle 5 and open cabinet door 3.
Below only be preferred embodiment of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection domain of this case.
Claims (4)
1. door lock assembly that switchboard is used, comprise two lock pins that are fixed on the cabinet upper and lower sides, it is characterized in that: a support is fixed in the front of cabinet door, two two bearing pins up and down that parallel with cabinet door front are set on the support, one handle is hinged with the upper pin of support, handle be on the support position between the lower bearing pin arrange one in the middle of bearing pin, two mutual opposed arm-tie and lower pulling plates gone up are equipped with at the back side of cabinet door, the end that the lower end of last arm-tie and is roughly L shaped upper tongue is connected, the end that the upper end of lower pulling plate and is roughly L shaped lower tongue is connected, the middle part of upper tongue is hinged on the upper pin of support, the middle part of lower tongue is hinged on the lower bearing pin of support, and the upper end of last arm-tie and the lower end of lower pulling plate respectively are provided with a lockhole and match with two lock pins up and down; The other end of upper tongue and lower tongue matches with the middle bearing pin of handle, pull-up when handle upper tongue is connected with last arm-tie that an end moves up, lower tongue is connected an end and moves down with lower pulling plate, two tongue pieces drive respectively that arm-tie moves up and lower pulling plate moves down release up and down, depress when handle upper tongue and be connected with last arm-tie that an end moves down, lower tongue is connected an end and moves up with lower pulling plate, two tongue pieces drive arm-tie respectively and move down and the lower pulling plate locking that moves up up and down.
2. the door lock assembly used of a kind of switchboard according to claim 1, it is characterized in that: the described lockhole of going up the upper end of arm-tie is that a strip aperture and a circular macropore constitute also layout from top to bottom, the lockhole of described lower pulling plate lower end also is that a strip aperture and a circular macropore constitute also layout from top to bottom, two lock pins respectively are provided with a head and a neck matches with the described lockhole of going up on the lower pulling plate up and down, when two lock pins when circular macropore in the arm-tie lockhole up and down matches of two lock pins up and down can break away from lower pulling plate, when about two lock pins head of two lock pins when strip aperture in the arm-tie lockhole up and down matches block lower pulling plate.
3. the door lock assembly used of a kind of switchboard according to claim 1, it is characterized in that: described two tongue pieces up and down respectively match with the middle bearing pin of handle by U-lag.
4. the door lock assembly of using according to each described a kind of switchboard of claim 1 to 3, it is characterized in that: a rotation lock also is equipped with in the front of described cabinet door, and the free end of handle can be blocked or break away to described rotation lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707224 CN203034968U (en) | 2012-12-20 | 2012-12-20 | Door locking device for cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220707224 CN203034968U (en) | 2012-12-20 | 2012-12-20 | Door locking device for cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203034968U true CN203034968U (en) | 2013-07-03 |
Family
ID=48687101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220707224 Expired - Fee Related CN203034968U (en) | 2012-12-20 | 2012-12-20 | Door locking device for cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203034968U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100151A (en) * | 2014-06-26 | 2014-10-15 | 国家电网公司 | Electrical cabinet door interlocking structure, cabinet door provided with same and electrical cabinet |
| CN106761064A (en) * | 2016-12-29 | 2017-05-31 | 上海纳杰电气成套有限公司 | A kind of high-tension switch gear lifts door lock assembly |
-
2012
- 2012-12-20 CN CN 201220707224 patent/CN203034968U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100151A (en) * | 2014-06-26 | 2014-10-15 | 国家电网公司 | Electrical cabinet door interlocking structure, cabinet door provided with same and electrical cabinet |
| CN104100151B (en) * | 2014-06-26 | 2017-12-15 | 国家电网公司 | Regulator cubicle cabinet door interlock, the tool cabinet door and regulator cubicle of the structure |
| CN106761064A (en) * | 2016-12-29 | 2017-05-31 | 上海纳杰电气成套有限公司 | A kind of high-tension switch gear lifts door lock assembly |
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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 |
Granted publication date: 20130703 Termination date: 20141220 |
|
| EXPY | Termination of patent right or utility model |