CN204878201U - Locking device and lock connection device - Google Patents
Locking device and lock connection device Download PDFInfo
- Publication number
- CN204878201U CN204878201U CN201520485543.7U CN201520485543U CN204878201U CN 204878201 U CN204878201 U CN 204878201U CN 201520485543 U CN201520485543 U CN 201520485543U CN 204878201 U CN204878201 U CN 204878201U
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- CN
- China
- Prior art keywords
- link
- locking device
- lock pin
- locking
- lockhole
- 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.)
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Abstract
(B, ) the utility model relates to a locking device and lock connection device, locking device include first connecting piece, second connecting piece, first connecting piece first locking piece has, first locking piece on open and to have put first lockhole, the second connecting piece on be provided with with first lockhole matched with through -hole, locking device still include a locking piece, the locking piece include a first lockpin, second locking piece, first lockpin insert will in through -hole and the first lockhole first locking piece with the second connecting piece be connected, the second locking piece on be provided with the second lockhole, the second connecting piece on be provided with the second lockpin, the second lockpin insert the second lockhole will the locking piece with the second connecting piece be connected. A locking device at unblock and when locking convenient operation, and simple structure. The lock connection device is convenient operation when dismantling with the connection, has improved work efficiency. (B, )
Description
Technical field
the utility model relates to a kind of locking device and locking connection device.
Background technique
the connection set of segmented in the prior art is usually interconnected by multiple connecting body and forms, and the end close to each other of two adjacent connecting bodys is provided with usually can interconnective link.Can according to user need multiple connecting body is interconnected.But locking device of the prior art connects and the process of dismounting is loaded down with trivial details, and lock state is stable not.
Summary of the invention
technical problem to be solved in the utility model overcomes the deficiencies in the prior art, provides that a kind of structure is simple, dismounting and locking device easy for installation and locking connection device.
for solving above technical problem, the utility model takes following technological scheme:
a kind of locking device, there is lock state and released state, it comprises the first link, second link, the first described link has the first lock dog, the first described lock dog has set the first lockhole, the second described link is provided with the through hole matched with the first described lockhole, described locking device also comprises a latch, described latch comprises one first lock pin, second lock dog, the first described lock pin inserts through hole and is connected with the second described link by the first described lock dog with in the first lockhole, the second described lock dog is provided with the second lockhole, the second described link is provided with the second lock pin, described latch is connected with the second described link by the second lockhole described in the second described lock pin inserts.
preferably, when described locking device is in released state, the first described link removably rotates with the second described link around the first axle and is connected.
preferably, the both sides of the first described link have the first link press span, the both sides of the second described link have the second link press span, the second described link press span is provided with the first described axle, the first described link press span is provided with the draw-in groove matched with the first described axle, and the first described axle is stuck in described draw-in groove.
preferably, described draw-in groove is the semi-circular hole of opening upwards.
preferably, described locking device also comprises a Returnning spring, and described Returnning spring one end acts on the second link, and the other end acts on the second described lock pin, and when described locking device is positioned at lock state, the second described lock pin is positioned at A1 position; When described locking device is positioned at released state, the second described lock pin is positioned at A2 position, described Returnning spring is positioned at confined state, described Returnning spring makes the second described lock pin have a trend of moving to A1 position from A2 position, both ensured that lock pin plug-in mounting put in place, prevent again latch non-artificial deviate from.
preferably, the second described lock pin is also fixedly connected with slide block.
preferably, the second described link is also provided with an anticreep spring preventing the first lock pin of described latch from departing from from described through hole.
preferably, the anticreep spring accommodating part of the anticreep spring described in an accommodation is provided with in the second described link, described spring accommodating part and described through hole are connected, and described anticreep spring is in compressive state and an end of described anticreep spring acts on the first described lock pin.
preferably, the first described lock pin is provided with one match with described anticreep spring prevent the first described lock pin depart from described in the depressed area of through hole.
the utility model also provides a kind of locking connection device comprising above-mentioned locking device.
preferably, described locking connection device comprises at least two interconnective locking connecting bodys, and the end close to each other of two adjacent described locking connecting bodys is respectively arranged with the first link and the second link.
due to the enforcement of above technological scheme, the utility model compared with prior art tool has the following advantages:
a kind of locking device described in the utility model is easy to operate when unlocking and lock, and structure is simple, in stable condition.A kind of locking connection device described in the utility model, uses locking device to be interconnected multiple connecting body, easy to operate with when being connected in dismounting, improves working efficiency.The locking connection device connected by locking device can freely be dismantled, and can be disassembled into the less object of size, then passing through narrow space when running into narrow space.
Accompanying drawing explanation
below in conjunction with accompanying drawing and concrete mode of execution, the utility model is described in more detail.
fig. 1 is the structural representation of the first link described in the utility model;
fig. 2 is the plan structure schematic diagram of the first link described in the utility model;
fig. 3 is the structural representation of the second link described in the utility model;
fig. 4 is the plan structure schematic diagram of the second link described in the utility model;
fig. 5 is the structural representation of locking device described in the utility model;
fig. 6 is the plan structure schematic diagram of locking device described in the utility model;
fig. 7 is the cross-sectional view of Fig. 6 in A-A direction;
fig. 8 is the structural representation of latch described in the utility model,
wherein: 1, the first link; 11, the first link press span; 112, draw-in groove; 12, the first lock dog; 121, the first lockhole; 2, the second link; 21, the second link press span; 211, the first axle; 22, the second lock pin; 23, slide block; 24, Returnning spring; 25, through hole; 26, anticreep spring; 3, latch; 31, the first lock pin; 32, the second lock dog; 321, the second lockhole; 311, depressed area.
Embodiment
be the first link 1 of a kind of locking device described in the utility model as shown in Figure 1 and 2, the first described link 1 comprises one first lock dog 12, the first described lock dog 12 is provided with the first lockhole 121, the first described link 1 also comprises the first link press span 11 being arranged on the left and right sides, described link press span is provided with the semicircle draw-in groove 112 of opening upwards, the first described lock dog 12 and the first link press span 11 are all arranged on an end of the first described link 1, and the first wherein said lock dog 12 is arranged on the top of the first link 1.As Fig. 3 ~ 4 are depicted as the second link 2 of a kind of locking device described in the utility model, the second described link 2 is provided with the second link press span 21 being positioned at the left and right sides, the second described link press span 21 is provided with the first axle 211, the first described axle 211 can be stuck in described draw-in groove 112, and described first link 1 and the second link press span 21 are removably rotationally connected with draw-in groove 112 mutually by the first axle 211.As shown in Fig. 1 ~ 4, described locking device also comprises a latch 3 for the first connecting body and the second connecting body mutually being locked, one end of described latch 3 is the first lock pin 31, and the other end is the second lock dog 32, and the second described lock dog 32 is provided with the second lockhole 321.The second described connecting body has through hole 25, and the first described lock pin 31 inserts the first lockhole 121 and through hole 25, the first described link 1 and the second link 2 is interconnected.In a preferred embodiment, when described locking device is positioned at lock state, described through hole 25 is arranged on the second link 2 one end near the first link 1, and through hole 25 and the first described lockhole 121 align.The second described link 2 is also provided with the second lock pin 22, the second described lock pin 22 inserts the second described lockhole 321 and is interconnected with described clamping block by the second described link 2, the second described lock pin 22 is fixedly connected with a slide block 23, and user can make the second lock pin 22 move by stirring slide block 23.The second described link 2 also comprises a Returnning spring 24, and described Returnning spring 24 one end acts on the second link 2, and the other end acts on the second lock pin 22 directly or indirectly.When described locking device is positioned at lock state, the second described lock pin 22 is positioned at A1 position; When described locking device is positioned at released state, the second described lock pin 22 is positioned at A2 position, described Returnning spring 24 is positioned at confined state, described Returnning spring 24 makes the second described lock pin 22 have a trend of moving to A1 position from A2 position, both ensured that lock pin plug-in mounting put in place, prevent again latch non-artificial deviate from.
as shown in Figure 7, the second described link 2 is also provided with an anticreep spring 26 preventing the first lock pin 121 of described latch 3 from departing from from described through hole 25, the accommodating part of the anticreep spring 26 described in an accommodation is provided with in the second described link 2, described spring accommodating part and described through hole 25 are connected, and described anticreep spring 26 is in compressive state and an end of described anticreep spring 26 acts on the first described lock pin 31.The first described lock pin 31 is provided with a first described lock pin 31 that prevents matched with described anticreep spring 26 and departs from the depressed area 311 of described through hole 25, when the first described lock pin 31 departs from the first described lockhole 121, when described anticreep spring 26 is positioned at described depressed area 311, can prevent the first lock pin 31 from outwards sliding further in through hole 25, preferably, described depressed area 311 is cone contracting shape scrobicular ring.
be illustrated in figure 5 structural representation when to be in released state after the first link 1 and the second link 2 are interconnected, the first described axle 211 is stuck in described draw-in groove 112, and the first described link 1 and the second link 2 rotate mutually around the first axle 211.Be illustrated in figure 6 the plan structure schematic diagram be in the lock state after the second link 2 and the first link 1 are interconnected.
when needing the first link 1 mutually locked and the second link 2 to unlock, stir described slide block 23, Returnning spring 24 described in compression, makes the second described lock pin 22 depart from the second described lockhole 321, and now described Returnning spring 24 is in energy accumulating state.Upwards rotated by described latch 3, then stir described latch 3 and make the first described lock pin 31 depart from the second described lockhole 321, now, the first described lock pin 31 is be positioned at described through hole 25 under the effect of described anticreep spring 26.The first described link 1 is rotated, until the second described link 2 and the first link 1 depart from mutually relative to the second described link 2 around the first axle 211.When needing the first link 1 be separated from each other and the second link 2 mutually to lock, only said process need be reversed.In locking process, the second described lock pin 22 inserts the second described lockhole 321 under the driving of described Returnning spring 24, realizes automatically locking.The locking and unlocking process operation of locking device is convenient, and the structural stability of locking device when locking.
the utility model also provides a kind of locking connection device comprising above-mentioned locking device.Described locking connection device comprises at least two interconnective locking connecting bodys, and the end close to each other of two adjacent described locking connecting bodys is respectively arranged with the first link 1 and the second link 2.Described multiple locking connecting bodys are interconnected by locking device, for convenience detach and assembling.
above the utility model is described in detail, but the utility model is not limited to the above embodiments.All equivalences done according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (10)
1. a locking device, there is lock state and released state, it comprises the first link, second link, it is characterized in that: the first described link has the first lock dog, the first described lock dog has set the first lockhole, the second described link is provided with the through hole matched with the first described lockhole, described locking device also comprises a latch, described latch comprises one first lock pin, second lock dog, the first described lock pin inserts through hole and is connected with the second described link by the first described lock dog with in the first lockhole, the second described lock dog is provided with the second lockhole, the second described link is provided with the second lock pin, described latch is connected with the second described link by the second lockhole described in the second described lock pin inserts.
2. a kind of locking device according to claim 1, is characterized in that: when described locking device is in released state, and the first described link removably rotates with the second described link around the first axle and is connected.
3. a kind of locking device according to claim 2, it is characterized in that: the both sides of the first described link have the first link press span, the both sides of the second described link have the second link press span, the second described link press span is provided with the first described axle, the first described link press span is provided with the draw-in groove matched with the first described axle, and the first described axle is stuck in described draw-in groove.
4. a kind of locking device according to claim 3, is characterized in that: described draw-in groove is the semi-circular hole of opening upwards.
5. a kind of locking device according to claim 1, it is characterized in that: described locking device also comprises a Returnning spring, described Returnning spring one end acts on the second link, the other end acts on the second described lock pin,
When described locking device is positioned at lock state, the second described lock pin is positioned at A1 position;
When described locking device is positioned at released state, the second lockhole described in the second described lock pin departs from is positioned at A2 position, described Returnning spring is positioned at confined state, and described Returnning spring makes the second described lock pin have a trend of moving to A1 position from A2 position.
6. a kind of locking device according to claim 5, is characterized in that: the second described lock pin is also fixedly connected with slide block.
7. a kind of locking device according to claim 5, it is characterized in that: the second described link is also provided with an anticreep spring preventing the first lock pin of described latch from departing from from described through hole, the anticreep spring accommodating part of the anticreep spring described in an accommodation is provided with in the second described link, described spring accommodating part and described through hole are connected, and described anticreep spring is in compressive state and an end of described anticreep spring acts on the first described lock pin.
8. a kind of locking device according to claim 7, is characterized in that: the first described lock pin is provided with one match with described anticreep spring prevent the first described lock pin depart from described in the depressed area of through hole.
9. one kind comprises the locking connection device of the locking device described in any one of claim 1 ~ 8.
10. a kind of locking connection device according to claim 9, it is characterized in that: described locking connection device comprises at least two interconnective locking connecting bodys, the end close to each other of two adjacent described locking connecting bodys is respectively arranged with the first link and the second link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520485543.7U CN204878201U (en) | 2015-07-08 | 2015-07-08 | Locking device and lock connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520485543.7U CN204878201U (en) | 2015-07-08 | 2015-07-08 | Locking device and lock connection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204878201U true CN204878201U (en) | 2015-12-16 |
Family
ID=54822577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520485543.7U Expired - Fee Related CN204878201U (en) | 2015-07-08 | 2015-07-08 | Locking device and lock connection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204878201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065408A (en) * | 2015-07-08 | 2015-11-18 | 苏州热工研究院有限公司 | Locking device and locking connection device |
-
2015
- 2015-07-08 CN CN201520485543.7U patent/CN204878201U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065408A (en) * | 2015-07-08 | 2015-11-18 | 苏州热工研究院有限公司 | Locking device and locking connection device |
| CN105065408B (en) * | 2015-07-08 | 2017-03-08 | 苏州热工研究院有限公司 | A kind of locking device and locking connection device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20180708 |