CN202767686U - Connecting rod lock - Google Patents
Connecting rod lock Download PDFInfo
- Publication number
- CN202767686U CN202767686U CN 201220493057 CN201220493057U CN202767686U CN 202767686 U CN202767686 U CN 202767686U CN 201220493057 CN201220493057 CN 201220493057 CN 201220493057 U CN201220493057 U CN 201220493057U CN 202767686 U CN202767686 U CN 202767686U
- Authority
- CN
- China
- Prior art keywords
- handle
- lock
- connecting rod
- lock hole
- cabinet door
- 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 provides a connecting rod lock which comprises a handle, two connecting rods and a rotary shaft. The connecting rods are oppositely arranged on two sides of one end of the rotary shaft, the other end of the rotary shaft is connected with one end of the handle, a lock hole is formed in the handle, and a lock cylinder is arranged at the back of the lock hole. A clamping groove matching with the handle is arranged at the bottom end of the handle, and a positioning box matching with the clamping groove is arranged at the back of the clamping groove. The connecting portion of the two connecting rods is arranged in a fixed box, a rotatable protective cover which is matched with the lock hole is arranged on the handle at the upper end of the lock hole, and protruding edges are arranged on the positioning box. The connecting rod lock has the advantages that the clamping groove is arranged at the bottom end of the handle, the appearance is attractive, and a cabinet door can be conveniently opened and closed; the rotatable protective cover is arranged at the upper end of the lock hole to protect the lock hole, and water vapor and dust are prevented from entering the lock hole to cause the problem that the cabinet door can not be opened normally; the protruding edges on the positioning box can play a role of skid resistance, and therefore the connecting rod lock can be conveniently mounted; and the connecting rod lock has the advantages of being simple in structure, convenient to use, low in cost, safe, thievery prevention and the like.
Description
Technical field
The utility model relates to a kind of lock, especially relates to a kind of link lock.
Background technology
Switchboard is a kind of electric equipment, and outside line is introduced into master switch in the cabinet, then enters a minute control switch, and each needs to arrange by it along separate routes.Such as instrument, automatic control, the motor magnetic switch, various A.C. contactors etc., what have also establishes hyperbaric chamber and low-pressure chamber switchboard, is provided with high voltage bus, and such as the power plant etc., what have also is provided with as protecting the low-frequency load reduction of capital equipment.
The door of switchboard generally all is provided with lock, and the form of lock is of all kinds, and the most of complex structure of the lock in existing technology uses inconvenience, owing to there not being auto-lock function, can not play the effect of safe antitheft.
Summary of the invention
Problem to be solved in the utility model provides a kind of a kind of link lock of simple in structure, safe antitheft, especially is fit to use on the cabinet door of needs self-locking.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of link lock comprises handle, two connecting rods, axis of rotation; Described connecting rod is located at the both sides of described axis of rotation one end in opposite directions, and the other end of described axis of rotation links to each other with an end of described handle; Described handle is provided with lockhole, and the back side of described lockhole is provided with lock core; Described handle bottom is provided with the draw-in groove that is complementary with described handle, is provided with the positioning box that is complementary with described draw-in groove at the back side of described draw-in groove.
Further, the junction of described two connecting rods is arranged in the fixed bin.
Further, the handle in described lockhole upper end is provided with over cap that be complementary with described lockhole and rotatable.
Further, described positioning box is provided with fin.
During use, with connecting rod, fixed bin and positioning box are located at the medial surface of cabinet door, handle and draw-in groove partly are located at the outside of cabinet door, the position corresponding with described connecting rod, the up and down two ends of described cabinet door is equipped with tie rod holes, when closing the cabinet door, can drive upper end link by rotating handles moves upward and enters the tie rod holes of cabinet door upper end, lower end link moves downward the tie rod holes that enters cabinet door lower end, the cabinet door is carried out locking, handle is buckled in the draw-in groove, by key turns lockhole locking handle, carry out complete locking with the cabinet door this moment, and over cap may be rotated down and covers lockhole; When needs are opened the cabinet door, by the key turns lockhole, open handle, and then rotating handles is opened the cabinet door.
Advantage and the good effect that the utlity model has are: owing to adopting technique scheme, it is not only handsome in appearance that the handle bottom is provided with draw-in groove, and be easy to open and close the cabinet door; Lockhole upper end is provided with rotatable over cap and can protects lockhole, prevents from that steam and dust from entering to cause the cabinet door normally to open in the lockhole; Positioning box is provided with fin can play anti-skidding effect, the convenient the utility model of installing; Have simple in structure, easy to use, the advantages such as cost is low, safe antitheft.
Description of drawings
Fig. 1 is the structural representation of cabinet door of the present utility model inboard;
Fig. 2 is the structural representation of cabinet outer side of door of the present utility model;
Fig. 3 is link motion schematic diagram of the present utility model.
Among the figure:
1, handle 2, connecting rod 3, axis of rotation
4, lockhole 5, lock core 6, draw-in groove
7, positioning box 8, fixed bin 9, over cap
10, fin
The specific embodiment
As shown in Figure 1, 2, 3, a kind of link lock of the utility model comprises handle 1, two connecting rods 2, axis of rotation 3; Described connecting rod 2 is located at the both sides of described axis of rotation 3 one ends in opposite directions, and the other end of described axis of rotation 3 links to each other with an end of described handle 1; Described handle 1 is provided with lockhole 4, and the back side of described lockhole 4 is provided with lock core 5; Described handle 1 bottom is provided with the draw-in groove 6 that is complementary with described handle 1, is provided with the positioning box 7 that is complementary with described draw-in groove 6 at the back side of described draw-in groove 6.
Preferably, the junction of described two connecting rods 2 is arranged in the fixed bin 8.
Preferably, the handle 1 in described lockhole 4 upper ends is provided with and described lockhole 4 over cap 9 protection lockholes 4 that be complementary and rotatable, prevents that steam or dust from entering lockhole 4, causes the utility model normally not use.
Preferably, described positioning box 7 is provided with fin 10, plays anti-skidding effect, is convenient to install the utility model.
The course of work of this example: during use, with connecting rod 2, fixed bin 8 and positioning box 7 are located at the medial surface of cabinet door, handle 1 and draw-in groove 6 parts are located at the outside of cabinet door, the up and down two ends of described cabinet door and described connecting rod 2 corresponding positions are equipped with tie rod holes, when closing the cabinet door, can drive upper end link 2 by rotating handles 1 moves upward and enters the tie rod holes of cabinet door upper end, lower end link 2 moves downward the tie rod holes that enters cabinet door lower end, the cabinet door is carried out locking, handle 1 is buckled in the draw-in groove 6, by key turns lockhole 4 locking handles 1, carry out complete locking with the cabinet door this moment, and over cap 9 may be rotated down and covers lockhole 4; When needs are opened the cabinet door, by key turns lockhole 4, open handle 1, and then rotating handles 1 is opened the cabinet door.
Above an embodiment of the present utility model is had been described in detail, but described content only is preferred embodiment of the present utility model, can not be considered to be used to limiting practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the present utility model.
Claims (4)
1. link lock is characterized in that: comprise handle, two connecting rods, axis of rotation; Described connecting rod is located at the both sides of described axis of rotation one end in opposite directions, and the other end of described axis of rotation links to each other with an end of described handle; Described handle is provided with lockhole, and the back side of described lockhole is provided with lock core; Described handle bottom is provided with the draw-in groove that is complementary with described handle, is provided with the positioning box that is complementary with described draw-in groove at the back side of described draw-in groove.
2. a kind of link lock according to claim 1, it is characterized in that: the junction of described two connecting rods is arranged in the fixed bin.
3. a kind of link lock according to claim 1 is characterized in that: the handle in described lockhole upper end is provided with over cap that be complementary with described lockhole and rotatable.
4. a kind of link lock according to claim 1, it is characterized in that: described positioning box is provided with fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220493057 CN202767686U (en) | 2012-09-22 | 2012-09-22 | Connecting rod lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220493057 CN202767686U (en) | 2012-09-22 | 2012-09-22 | Connecting rod lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202767686U true CN202767686U (en) | 2013-03-06 |
Family
ID=47774269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220493057 Expired - Fee Related CN202767686U (en) | 2012-09-22 | 2012-09-22 | Connecting rod lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202767686U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437337A (en) * | 2016-06-23 | 2017-02-22 | 国网上海市电力公司 | Spring lock of metering bin |
| CN112065171A (en) * | 2019-06-11 | 2020-12-11 | 北京小米移动软件有限公司 | Intelligent door lock and door |
-
2012
- 2012-09-22 CN CN 201220493057 patent/CN202767686U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437337A (en) * | 2016-06-23 | 2017-02-22 | 国网上海市电力公司 | Spring lock of metering bin |
| CN112065171A (en) * | 2019-06-11 | 2020-12-11 | 北京小米移动软件有限公司 | Intelligent door lock and door |
| CN112065171B (en) * | 2019-06-11 | 2022-04-01 | 北京小米移动软件有限公司 | Intelligent door lock and door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20130922 |