CN103485601B - Disposable theftproof lock - Google Patents
Disposable theftproof lock Download PDFInfo
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- CN103485601B CN103485601B CN201310451752.5A CN201310451752A CN103485601B CN 103485601 B CN103485601 B CN 103485601B CN 201310451752 A CN201310451752 A CN 201310451752A CN 103485601 B CN103485601 B CN 103485601B
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- locking bar
- hole clipping
- lock tube
- fixture block
- lock
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Abstract
The invention discloses a kind of disposable theftproof lock, comprise the lock tube with lockhole, the tapered end that one end can be stretched into the locking bar in the lockhole in described lock tube and be fixedly connected with the other end of described locking bar, the inwall of described lockhole has draw-in groove, one end that described locking bar stretches into described lock tube is provided with the hole clipping of the length direction perpendicular to described locking bar, be provided with spring in described hole clipping and under the effect of described spring, stretch out described hole clipping and the fixture block injected in described draw-in groove, the size of described tapered end on the direction of the length direction perpendicular to described locking bar is greater than the size of described locking bar on the direction of the length direction perpendicular to described locking bar.The present invention overcomes key that the existing lock antitheft for outdoor equipment be easily replicated and to open or by the shortcoming pried open, and can not be opened by key or be pried open thus greatly improve the disposable theftproof lock of its anti-theft feature after providing a kind of locking.
Description
Technical field
The present invention relates to a kind of lock.Be specially a kind of disposable theftproof lock.
Background technology
Lock is widely used in being used in various field antitheft, modal as padlock and mortise door lock.Padlock comprises lock housing, be positioned at lock housing and the lock bridge of lock housing can be inserted in the lock core that can rotate under the driving of key, two ends, at least one end of lock bridge has groove, also has latch member in lock housing, when lock bridge stretches in lock housing, latch member stretches in the groove of lock bridge, thus completes locking.Rotate key band movable lock core to rotate, make latch member exit groove, can realize unblanking.Mortise door lock generally comprises and is located at lock tube on doorframe and is located at the lock core on door and under the driving of lock core rotary motion, enters or exit the dead bolt of lock tube, when dead bolt stretches into lock tube, completes locking, when dead bolt exits lock tube, realizes unblanking.These two kinds locks are applicable to frequent lockings and the occasions of unblanking, at present facility out of doors antitheft in, also often use these two kinds locks, as being located in the street or being embedded in the communication apparatus of underground and power equipment etc.These apparatus values are high, but owing to being arranged on open air, easily cause robber to covet.As long as be equipped with key, these equipment are easy to be stolen.Even without key, tiny or flat little object also can be easily utilized to pry open this conventional padlock or mortise door lock.
In addition, if current lock is for open air, easily because drench with rain or get rusty in the environment of ground moistening or corrode and reduce its intensity, and then causing its uprising poor performance, the performance as anti-saw, shearing resistance and anti-weight can reduce, and serious meeting causes lock to be scrapped, need again to change lock & key, and this lock is due to complicated structure, its price comparison is high, thus causes the maintenance cost of outdoor equipment high.
Summary of the invention
The technical problem that the present invention solves is to overcome key that the existing lock antitheft for outdoor equipment be easily replicated and opens or by the shortcoming pried open, and can not be opened by key or be pried open thus greatly improve the disposable theftproof lock of its anti-theft feature after providing a kind of locking.
Disposable theftproof lock of the present invention, comprise the lock tube with lockhole, the tapered end that one end can be stretched into the locking bar in the lockhole in described lock tube and be fixedly connected with the other end of described locking bar, the inwall of described lockhole has draw-in groove, one end that described locking bar stretches into described lock tube is provided with the hole clipping of the length direction perpendicular to described locking bar, be provided with spring in described hole clipping and under the effect of described spring, stretch out described hole clipping and the fixture block injected in described draw-in groove, the size of described tapered end on the direction of the length direction perpendicular to described locking bar is greater than the size of described locking bar on the direction of the length direction perpendicular to described locking bar.
As preferably, described locking bar is cylindric, and the cross section of described lockhole is circular.
As preferably, one end that described locking bar stretches into described lockhole has external screw thread, and the inwall of described lockhole has the internal thread coordinated with described external screw thread.
As preferably, described draw-in groove is extend the cannelure of a week along described lock tube inwall.
As preferably, described hole clipping runs through described locking bar, and described hole clipping is provided with a described spring, and the two ends of described spring are respectively equipped with the fixture block that can be stretched out described hole clipping under the effect of described spring.
As preferably, described hole clipping is circular port, and described fixture block is cylindric, and the axis direction of described fixture block is consistent with the axis direction of described hole clipping.
As preferably, described hole clipping and described locking bar equal described draw-in groove and the described lock tube distance away from the end of one end of described tapered end away from the distance of the end of described tapered end one end.
As preferably, one end of the extended described hole clipping of described fixture block has chamfering.
As preferably, described locking lever sleeve is provided with sealing ring, described sealing ring when described locking bar stretches in described lock tube and one end of described lock tube offset.
As preferably, described lock tube, locking bar and fixture block are made by No. 45 steel.
As preferably, the hardness of No. 45 steel that described lock tube, locking bar and fixture block adopt is HRC40-60.
Compared to the prior art disposable theftproof lock of the present invention, has following beneficial effect:
1, because disposable theftproof lock of the present invention does not have key, robber can not be unblanked by copy key, again because the fixture block of disposable theftproof lock of the present invention and draw-in groove are at lock tube internal engagement, also cannot pry open with elongated or flat little object.Except using the cutting machine of specialty by except locking bar cut-out, locking bar cannot be made to withdraw from lock tube.Therefore, disposable theftproof lock of the present invention can improve the reliability of its anti-theft feature greatly.And structure is simple, makes it more easily process, thus reduces cost.
2, one end that the locking bar of disposable theftproof lock of the present invention stretches into described lockhole has external screw thread, and the inwall of lockhole has the internal thread coordinated with external screw thread.Make coordinating except the coordinating of fixture block and draw-in groove of locking bar and lock tube like this, also add threaded engagement.When being in locking states, locking bar and lock tube can not produce axial displacement, can not relatively rotate, and it is fixing more firmly, stable.Meanwhile, threaded engagement also can bear the external impacts of more high strength, even if adopt weight that locking bar also cannot be made to be separated with lock tube.
3, the hole clipping of locking bar runs through locking bar, and hole clipping is provided with a described spring, and the two ends of spring are respectively equipped with the fixture block that can be stretched out hole clipping under the action of the spring.There are two fixture blocks to coordinate with draw-in groove so simultaneously, make the coordinating more firmly of locking bar and lock tube, more stable, and structure are very simple.
4, the distance of hole clipping and locking bar end equals draw-in groove and the lock tube distance away from the end of one end of described tapered end, and when this makes locking bar and lock tube locking, the end of locking bar aligns with the end of lock tube, can prevent earth or other foreign material from being filled in lock tube.
5, locking lever sleeve is provided with sealing ring, and sealing ring (when lock tube moves to tapered end direction and lock tube with locking bar locking time) when described locking bar stretches in described lock tube is supported mutually with one end of described lock tube, anti-sealing, dust or earth can enter lock tube.
Accompanying drawing explanation
Fig. 1 is the perspective view of the disposable theftproof lock of one embodiment of the invention.
Fig. 2 is the locking bar of disposable theftproof lock and the sectional view of tapered end of one embodiment of the invention.
Fig. 3 is the sectional view of the lock tube of the disposable theftproof lock of one embodiment of the invention.
Fig. 4 is the sectional view of the disposable theftproof lock of one embodiment of the invention.
Reference numeral
1-lock tube, 2-locking bar, 3-tapered end, 4-draw-in groove, 5-hole clipping, 6-spring, 7-fixture block, 8-sealing ring, 9-lockhole.
Detailed description of the invention
As shown in Figure 1 and Figure 4, disposable theftproof lock of the present invention, comprises the tapered end 3 that lock tube 1, the one end with lockhole 9 can be stretched into the locking bar 2 in the lockhole 9 of described lock tube 1 and be fixedly connected with the other end of described locking bar 2.Tapered end 3 and locking bar 2 are by being welded to connect, preferably integrally formed, as shown in Figure 2.As shown in Figure 3, the inwall of described lockhole 9 has draw-in groove 4.One end that described locking bar 2 stretches into described lock tube 1 is provided with the hole clipping 5 of the axis perpendicular to described locking bar 2.Be provided with spring 6 in described hole clipping 5 and under the effect of described spring 6, stretch out described hole clipping 5 and the fixture block 7 injected in described draw-in groove 4, the size of described tapered end 3 on the length direction perpendicular to described locking bar 2 is greater than the size of described locking bar 2 on the length direction perpendicular to described locking bar 2.
The using method of disposable theftproof lock of the present invention is, hold tapered end 3, make the other end of locking bar 2 successively through the first fixture (not shown) be fixedly connected with ground or underground fixed buildings and the second fixture (not shown) be fixedly connected with outdoor equipment, and pass from the second fixture.Pin fixture block 7 with hand, make fixture block 7 contract in hole clipping 5, lock tube 1 is enclosed within the one end passed, unclamps fixture block 7, the direction simultaneously to tapered end 3 pushes away lock tube 1, injects in draw-in groove 4, namely complete locking until fixture block 7 is ejected hole clipping 5 by spring 6.In order to locking is more stable, tapered end 3 can be made to support mutually with the first fixture, lock tube 1 is supported mutually with the second fixture.In the present embodiment, outdoor equipment is battery, and the first fixture is the antitheft iron chains be fixedly connected with clump basis, and the second fixture is fix with antitheft battery cage or stator integrally.
Certainly, the mode that disposable theftproof lock of the present invention can also be other uses, and during as being placed on when equipment in the cage fixing with bottom surface or cubicle, can be used to the door locking cage or cubicle.Be specially, hold tapered end 3, make the other end of locking bar 2 successively through after the perforation on two fan doors, this end is coordinated with lock tube 1.Certainly, disposable theftproof lock of the present invention can also other mode use.
Because disposable theftproof lock of the present invention does not have key, robber can not be unblanked by copy key, again because the fixture block 7 of disposable theftproof lock of the present invention and draw-in groove 4 are at lock tube 1 internal engagement, also cannot pry open with elongated or flat little object.Except using the cutting machine of specialty and being cut off by locking bar 2, locking bar 2 cannot be made to withdraw from lock tube 1.Therefore, disposable theftproof lock of the present invention can improve the reliability of its anti-theft feature greatly.And structure is simple, makes it more easily process, thus reduces cost.
As preferably, described locking bar 2 is cylindric, and the cross section of described lockhole 9 is circular.One end that described locking bar 2 stretches into described lockhole 9 has external screw thread, and in the present invention, this end of locking bar 2 has the long M14 screw thread for 8mm, and the inwall of described lockhole 9 has the internal thread coordinated with described external screw thread.Make coordinating except the coordinating of fixture block 7 and draw-in groove 4 of locking bar 2 and lock tube 1 like this, also add threaded engagement, when being in locking states, locking bar 2 and lock tube 1 can not produce axial displacement, can not relatively rotate, and it is fixing more firmly, stable.Meanwhile, threaded engagement also can bear the external impacts of more high strength, even if adopt weight that locking bar 2 also cannot be made to be separated with lock tube 1.As further preferably, described draw-in groove 4 is extend the cannelure of a week along described lock tube 1 inwall.
As preferably, described hole clipping 5 runs through described locking bar 2, and described hole clipping 5 is provided with a described spring 6, and the two ends of described spring 6 are respectively equipped with the fixture block 7 that can be stretched out described hole clipping 5 under the effect of described spring 6.There are two fixture blocks 7 to coordinate with draw-in groove 4 so simultaneously, make the coordinating more firmly of locking bar 2 and lock tube 1, more stable, and structure are very simple.As further preferred, described hole clipping 5 is circular port, and described fixture block 7 is cylindric, and the axis direction of described fixture block 7 is consistent with the axis direction of described hole clipping 5.
As other selection, hole clipping 5 also can be multiple, as 3,4 or 5 etc., be evenly distributed on the nonpenerative hole on locking bar 2, a spring 6 and a fixture block 7 is equipped with in each hole, so in the latched condition, have more fixture block 7 and coordinate with draw-in groove 4 simultaneously, just this structure is relative to more complex said structure.
Certainly, it is rectangle or square or other polygonal cylinders that locking bar also can be cross section, and shape and the locking bar of the lockhole of lock tube adapt, and are not threaded connection between this hour locking lever and lock tube.Draw-in groove can be circular trough and also can be the shape suitable with fixture block, and substitute as other, when locking bar is provided with multiple fixture block, lock tube also can arrange multiple draw-in groove in the position of correspondence, when just making locking bar coordinate with lock tube, fixture block be made to aim at draw-in groove.
As preferably, described hole clipping 5 and described locking bar 2 equal described draw-in groove 4 and the distance of described lock tube 1 away from the end of one end of described tapered end 3 away from the distance of the end of described tapered end 3 one end, when this makes locking bar 2 and lock tube 1 locking, the end of locking bar 2 aligns with the end of lock tube 1, can prevent earth or other foreign material from entering lock tube 1.
As preferably, one end of the extended described hole clipping 5 of described fixture block 7 has chamfering, and this makes fixture block 7 can more successfully enter draw-in groove 4, thus makes the operation of locking more smooth and easy.
As preferably, described locking bar 2 is arranged with sealing ring 8, described sealing ring 8 (when lock tube 1 phase tapered end 3 direction is moved and lock tube 1 with locking bar 2 locking time) when described locking bar 2 stretches in described lock tube 1 offsets with one end of described lock tube 1, anti-sealing, dust or earth can enter lock tube 1.Sealing ring 8 is preferably adopted made of plastic.
As preferably, described lock tube 1, locking bar 2 and fixture block 7 are made by No. 45 steel.In order to further improve its intensity, steel, preferably through Overheating Treatment, make disposable theftproof lock of the present invention cannot cut with hacksaw and Dali and open.The hardness of No. 45 steel that described lock tube 1, locking bar 2 and fixture block 7 preferably adopt is HRC40-60.
Above embodiment is only exemplary embodiment of the present invention, and be not used in restriction the present invention, protection scope of the present invention is defined by the claims.Those skilled in the art are in essence of the present invention and protection domain, and the various amendment make the present invention or equivalent replacement also drop in protection scope of the present invention.
Claims (10)
1. a disposable theftproof lock, it is characterized in that: comprise the lock tube with lockhole, the tapered end that one end can be stretched into the locking bar in the lockhole in described lock tube and be fixedly connected with the other end of described locking bar, the inwall of described lockhole has draw-in groove, one end that described locking bar stretches into described lock tube is provided with the hole clipping of the length direction perpendicular to described locking bar, be provided with spring in described hole clipping and under the effect of described spring, stretch out described hole clipping and the fixture block injected in described draw-in groove, the size of described tapered end on the direction of the length direction perpendicular to described locking bar is greater than the size of described locking bar on the direction of the length direction perpendicular to described locking bar, one end that described locking bar stretches into described lockhole has external screw thread, the inwall of described lockhole has the internal thread coordinated with described external screw thread.
2. disposable theftproof lock according to claim 1, is characterized in that: described locking bar is cylindric, and the cross section of described lockhole is circular.
3. disposable theftproof lock according to claim 2, is characterized in that: described draw-in groove is extend the cannelure of a week along described lock tube inwall.
4. the disposable theftproof lock according to any one of claim 1-3, it is characterized in that: described hole clipping runs through described locking bar, described hole clipping is provided with a described spring, and the two ends of described spring are respectively equipped with the described fixture block that can be stretched out described hole clipping under the effect of described spring.
5. disposable theftproof lock according to claim 4, is characterized in that: described hole clipping is circular port, and described fixture block is cylindric, and the axis direction of described fixture block is consistent with the axis direction of described hole clipping.
6. any one of claim 1-3 or disposable theftproof lock according to claim 5, it is characterized in that: described hole clipping and described locking bar equal described draw-in groove and the described lock tube distance away from the end of one end of described tapered end away from the distance of the end of described tapered end one end.
7., any one of claim 1-3 or disposable theftproof lock according to claim 5, it is characterized in that: one end of the extended described hole clipping of described fixture block has chamfering.
8., any one of claim 1-3 or disposable theftproof lock according to claim 5, it is characterized in that: described locking lever sleeve is provided with sealing ring, described sealing ring when described locking bar stretches in described lock tube and one end of described lock tube offset.
9., any one of claim 1-3 or disposable theftproof lock according to claim 5, it is characterized in that: described lock tube, locking bar and fixture block are made by No. 45 steel.
10. disposable theftproof lock according to claim 9, is characterized in that: the hardness of No. 45 steel that described lock tube, locking bar and fixture block adopt is HRC40-60.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310451752.5A CN103485601B (en) | 2013-09-27 | 2013-09-27 | Disposable theftproof lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310451752.5A CN103485601B (en) | 2013-09-27 | 2013-09-27 | Disposable theftproof lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103485601A CN103485601A (en) | 2014-01-01 |
| CN103485601B true CN103485601B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310451752.5A Active CN103485601B (en) | 2013-09-27 | 2013-09-27 | Disposable theftproof lock |
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| CN (1) | CN103485601B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI550172B (en) * | 2015-01-28 | 2016-09-21 | High safety seal | |
| CN108776269B (en) * | 2018-04-12 | 2020-11-10 | 张素平 | Relay protection tester convenient to maintenance fan |
| CN111907835A (en) * | 2020-09-10 | 2020-11-10 | 重庆桥头食品有限公司 | Automatic filling packagine machine of hot pot seasoning |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061194U (en) * | 1990-03-19 | 1990-08-29 | 李中佑 | Multifunctional (sealed) lock for container |
| CN2254107Y (en) * | 1995-08-09 | 1997-05-14 | 孙宝恒 | Disposable theftproof lock |
| RU2126997C1 (en) * | 1996-05-23 | 1999-02-27 | Акционерное общество открытого типа "Томский электромеханический завод им.В.В.Вахрушева" | Lock |
| RU2154723C1 (en) * | 1999-12-02 | 2000-08-20 | Закрытое акционерное общество "Энергет и Ко" | Locking-and-sealing device |
| CN102152890A (en) * | 2011-03-03 | 2011-08-17 | 黄山市亿利工贸有限公司 | High-protection high-safety seal |
| CN202039681U (en) * | 2011-03-18 | 2011-11-16 | 河南省电力公司郑州供电公司 | Disposable burglar-proof electricity meter box lock |
-
2013
- 2013-09-27 CN CN201310451752.5A patent/CN103485601B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061194U (en) * | 1990-03-19 | 1990-08-29 | 李中佑 | Multifunctional (sealed) lock for container |
| CN2254107Y (en) * | 1995-08-09 | 1997-05-14 | 孙宝恒 | Disposable theftproof lock |
| RU2126997C1 (en) * | 1996-05-23 | 1999-02-27 | Акционерное общество открытого типа "Томский электромеханический завод им.В.В.Вахрушева" | Lock |
| RU2154723C1 (en) * | 1999-12-02 | 2000-08-20 | Закрытое акционерное общество "Энергет и Ко" | Locking-and-sealing device |
| CN102152890A (en) * | 2011-03-03 | 2011-08-17 | 黄山市亿利工贸有限公司 | High-protection high-safety seal |
| CN202039681U (en) * | 2011-03-18 | 2011-11-16 | 河南省电力公司郑州供电公司 | Disposable burglar-proof electricity meter box lock |
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| Publication number | Publication date |
|---|---|
| CN103485601A (en) | 2014-01-01 |
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Effective date of registration: 20210622 Address after: Room 1301-02, northwest of Bayi Bridge, Furong Middle Road, wangluyuan street, Kaifu District, Changsha City, Hunan Province 410005 Patentee after: Hunan Zhongnanshan Technology Development Co.,Ltd. Address before: 101511 room 508-28, Xitiangezhuang town government office building, No.8 Xitong Road, Miyun Economic Development Zone, Beijing Patentee before: Beijing Huayuan Hongsheng Energy Technology Co.,Ltd. Effective date of registration: 20210622 Address after: 101511 room 508-28, Xitiangezhuang town government office building, No.8 Xitong Road, Miyun Economic Development Zone, Beijing Patentee after: Beijing Huayuan Hongsheng Energy Technology Co.,Ltd. Address before: Room 508-7, Xitian Gezhuang Town Government Office Building, No. 8 Xitong Road, Miyun County Economic Development Zone, Beijing 101500 Patentee before: ZK ENERGY SCIENCE & TECHNOLOGY Co.,Ltd. |