CN204283023U - A kind of locking device - Google Patents
A kind of locking device Download PDFInfo
- Publication number
- CN204283023U CN204283023U CN201420744170.6U CN201420744170U CN204283023U CN 204283023 U CN204283023 U CN 204283023U CN 201420744170 U CN201420744170 U CN 201420744170U CN 204283023 U CN204283023 U CN 204283023U
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- CN
- China
- Prior art keywords
- lever
- link
- spring
- place
- hook
- 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 kind of locking device, comprises hook, link, stay bolt, locking nut, spring, link, lever and turning cylinder.Hook is fixed on the Yishanmen of casing; Stay bolt is through link, and spring and link, connected as one by locking nut; Lever can rotate moving axis rotate; Link and turning cylinder connect as one, and are fixed on the another Yishanmen of casing; On carry the hand-held place of (pushing away) lever, lever goes to level, the high boss place of lever straight up, the top of a little higher than hook in bottom of link inner ring, link is enclosed within hook; The hand-held place of depression handle, lever goes to vertical state, and straight up, link strains at hook at the short boss place of lever.When it is in locking state, spring in a state of nature; When being in open mode, spring is in compressive state.Its structure is simple, and operation is convenient, and install and remove easy and safe and reliable, use cost is low, and stability during locking state is high.
Description
Art
The utility model relates to a kind of fastener technical field, specifically relates to a kind of locking device.
Background technology
Some left and right opening doors or on the casing of downward swing door, as left and right opening door or the upper downward swing door in the compartment, container, container etc. of lorry, door body needs to lock after closing; And door body most of time is all be in locking state.
At present, existing locking device, when locking device is in locking state, contained spring is in elongation or compressive state; When locking device is in open mode, contained spring in a state of nature; Locking device most of time is all be in locking state, causes spring to be in elongation or compressive state and produce actual effect for a long time, adds replacement cost; The spring of locking device is in elongation or compressive state for a long time and produces locking state instability.
Summary of the invention
In order to overcome existing locking device when locking device is in locking state, contained spring is in elongation or compressive state; When locking device is in open mode, contained spring in a state of nature; Locking device most of time is all be in locking state, causes spring to be in elongation or compressive state and produce actual effect for a long time, adds replacement cost; The spring of locking device is in elongation or compressive state for a long time and produces the defects such as locking state is unstable, and the utility model provides a kind of new locking device.
The utility model specifically solves the technical solution that its technical problem adopts: locking device comprises hook 11, link 12, stay bolt 13, locking nut 14, spring 15, link 16, lever 17, the short boss place 17-1 of lever, the high boss place 17-2 of lever, the hand-held place 17-3 of lever, turning cylinder 18.Wherein, the moulding of hook 11 is L-types, is metal material, on the casing being fixed on left and right opening door or upper downward swing door Yishanmen wherein; There is sufficient length screw thread the front end of stay bolt 13; Stay bolt 13 is through link 16, and spring 15 and link 12, connected as one by locking nut 14; Lever 17 is assemblied on turning cylinder 18, and the moving axis 18 that rotates rotates; Link 16 and turning cylinder 18 connect as one, and are fixed on the another Yishanmen of the casing of left and right opening door or upper downward swing door, guarantee that the distance between hook 11 and link 12 meets the L-type top of a little higher than hook 11 in bottom of link 12 inner ring; Lever 17 comprises the short boss place 17-1 of lever, the high boss place 17-2 of lever and hand-held place 17-3 tri-primary structures of lever; On carry the hand-held place 17-3 of (pushing away) lever, lever 17 is driven to rotate moving axis 18 when going to level, the high boss place 17-2 of lever straight up, spring 15 is compressed, spring 15 makes the 17-2 upper surface, high boss place of lever and the end face of stay bolt 13 contact, the L-type top of a little higher than hook 11 in bottom of link 12 inner ring, link 12 is enclosed within hook 11; The hand-held place 17-3 of depression handle, lever 17 is driven to rotate moving axis 18 when going to vertical state, the short boss place 17-1 of lever straight up, spring 15 is in free state, spring 15 makes the 17-2 upper surface, short boss place of lever and the end face of stay bolt 13 contact, link 12 strains at hook 11, realizes the left and right opening door of fastened housing or upper downward swing door.
The beneficial effects of the utility model are, adopt a kind of locking device, solve current locking device and cause spring to be in elongation or compressive state and produce actual effect for a long time, add replacement cost; The spring of locking device is in elongation or compressive state for a long time and produces the problems such as locking state is unstable.It is when locking device is in locking state, and contained spring in a state of nature; When locking device is in open mode, contained spring is in compressive state.Its structure is simple, and operation is convenient, and install and remove easy and safe and reliable, use cost is low, substantially increases stability during locking state.
Accompanying drawing explanation
Main TV structure schematic diagram when Fig. 1 is the locking state of a kind of locking device of the utility model;
Main TV structure schematic diagram when Fig. 2 is the open mode of a kind of locking device of the utility model;
Fig. 3 be in Fig. 1 of a kind of locking device of the utility model P to partial enlargement structural representation.
11. hooks in figure, 12. links, 13. stay bolts, 14. locking nuts, 15. springs, 16. links, 17. levers, the short boss place of 17-1. lever, the high boss place of 17-2. lever, the hand-held place of 17-3. lever, 18. turning cylinders.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model patent is further described.
See accompanying drawing, a kind of locking device comprises hook 11, link 12, stay bolt 13, locking nut 14, spring 15, link 16, lever 17, the short boss place 17-1 of lever, the high boss place 17-2 of lever, the hand-held place 17-3 of lever, turning cylinder 18.Wherein, the moulding of hook 11 is L-types, is metal material, on the casing being fixed on left and right opening door or upper downward swing door Yishanmen wherein; There is sufficient length screw thread the front end of stay bolt 13; Stay bolt 13 is through link 16, and spring 15 and link 12, connected as one by locking nut 14; Lever 17 is assemblied on turning cylinder 18, and the moving axis 18 that rotates rotates; Link 16 and turning cylinder 18 connect as one (note: for drawing in annexation figure), be fixed on the another Yishanmen of the casing of left and right opening door or upper downward swing door, guarantee that the distance between hook 11 and link 12 meets the L-type top of a little higher than hook 11 in bottom of link 12 inner ring; Lever 17 comprises the short boss place 17-1 of lever, the high boss place 17-2 of lever and hand-held place 17-3 tri-primary structures of lever; On carry the hand-held place 17-3 of (pushing away) lever, lever 17 is driven to rotate moving axis 18 when going to level, the high boss place 17-2 of lever straight up, spring 15 is compressed, spring 15 makes the 17-2 upper surface, high boss place of lever and the end face of stay bolt 13 contact, the L-type top of a little higher than hook 11 in bottom of link 12 inner ring, link 12 is enclosed within hook 11; The hand-held place 17-3 of depression handle, lever 17 is driven to rotate moving axis 18 when going to vertical state, the short boss place 17-1 of lever straight up, spring 15 is in free state, spring 15 makes the 17-2 upper surface, short boss place of lever and the end face of stay bolt 13 contact, link 12 strains at hook 11, realizes the left and right opening door of fastened housing or upper downward swing door.
When locking after needing to carry out the casing of left and right opening door or upper downward swing door a body and closing, the hand-held place 17-3 of (pushing away) lever is carried first, lever 17 is driven to rotate moving axis 18 when going to level, the high boss place 17-2 of lever straight up, spring 15 makes the 17-2 upper surface, high boss place of lever and the end face of stay bolt 13 contact, and is enclosed within by link 12 on hook 11; The hand-held place 17-3 of depression handle again, lever 17 is driven to rotate moving axis 18 when going to vertical state, the short boss place 17-1 of lever straight up, spring 15 makes the 17-2 upper surface, short boss place of lever and the end face of stay bolt 13 contact, link 12 strains at hook 11, realizes the left and right opening door of fastened housing or upper downward swing door.When need to the casing of left and right opening door or upper downward swing door carry out a body open time, on carry the hand-held place 17-3 of (pushing away) lever, lever 17 is driven to rotate moving axis 18 when going to level, the high boss place 17-2 of lever straight up, spring 15 makes the 17-2 upper surface, high boss place of lever and the end face of stay bolt 13 contact, link 12 is removed from hook 11, realizes opening the left and right opening door of casing or upper downward swing door.
Claims (5)
1. a locking device, comprise hook (11), link (12), stay bolt (13), locking nut (14), spring (15), link (16), lever (17), the short boss place (17-1) of lever, the high boss place (17-2) of lever, the hand-held place (17-3) of lever and turning cylinder (18), it is characterized in that: the hand-held place (17-3) carrying (pushing away) lever on described, lever (17) moving axis (18) that rotates is driven to go to level, spring (15) makes (17-2) upper surface, high boss place of lever and the end face of stay bolt (13) contact, the hand-held place (17-3) of depression handle, drive lever (17) moving axis (18) that rotates to go to vertical state, spring (15) makes (17-2) upper surface, short boss place of lever and the end face of stay bolt (13) contact.
2. a kind of locking device according to claim 1, it is characterized in that described stay bolt (13) is through link (16), spring (15) and link (12), connected as one by locking nut (14).
3. a kind of locking device according to claim 1, it is characterized in that described lever (17) comprises the short boss place (17-1) of lever, the high boss place (17-2) of lever and three, hand-held place (17-3) primary structure of lever.
4. a kind of locking device according to claim 1, it is characterized in that described lever (17) rotates moving axis (18) when going to level, straight up, spring (15) is compressed at the high boss place (17-2) of lever.
5. a kind of locking device according to claim 1, it is characterized in that described lever (17) rotates moving axis (18) when going to vertical state, straight up, spring (15) is in free state to the short boss place (17-1) of lever.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420744170.6U CN204283023U (en) | 2014-12-02 | 2014-12-02 | A kind of locking device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420744170.6U CN204283023U (en) | 2014-12-02 | 2014-12-02 | A kind of locking device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204283023U true CN204283023U (en) | 2015-04-22 |
Family
ID=52866200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420744170.6U Expired - Fee Related CN204283023U (en) | 2014-12-02 | 2014-12-02 | A kind of locking device |
Country Status (1)
Country | Link |
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CN (1) | CN204283023U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104453502A (en) * | 2014-12-02 | 2015-03-25 | 安徽工程大学 | Locking device |
CN108392059A (en) * | 2018-03-14 | 2018-08-14 | 安徽工程大学 | A kind of two power rod-type combined hook devices |
-
2014
- 2014-12-02 CN CN201420744170.6U patent/CN204283023U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104453502A (en) * | 2014-12-02 | 2015-03-25 | 安徽工程大学 | Locking device |
CN104453502B (en) * | 2014-12-02 | 2016-05-11 | 安徽工程大学 | A kind of locking device |
CN108392059A (en) * | 2018-03-14 | 2018-08-14 | 安徽工程大学 | A kind of two power rod-type combined hook devices |
CN108392059B (en) * | 2018-03-14 | 2023-06-30 | 安徽工程大学 | Two-force rod type combined hook device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20151202 |
|
EXPY | Termination of patent right or utility model |