CN104790735A - Anti-theft lock protector - Google Patents
Anti-theft lock protector Download PDFInfo
- Publication number
- CN104790735A CN104790735A CN201510196277.0A CN201510196277A CN104790735A CN 104790735 A CN104790735 A CN 104790735A CN 201510196277 A CN201510196277 A CN 201510196277A CN 104790735 A CN104790735 A CN 104790735A
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- CN
- China
- Prior art keywords
- keyhole
- portable plate
- little
- groove
- pedestal
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- 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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- Lock And Its Accessories (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
An anti-theft lock protector comprises a protective shell and a base body. The base body is covered with the protective shell. The protective shell is provided with a first small key hole and a first rotatable lock hole protective cover. The first lock hole protective cover is provided with a first large key hole. The front end face of the base body is provided with a movable plate and upper and lower sliding plates, wherein the movable plate can move up and down, and the upper and lower sliding plates can move left and right. The base body is provided with a second small key hole and a second rotatable lock hole protective cover. The second lock hole protective cover is provided with a second large key hole. The movable plate is provided with a movable baffle. The baffle is provided with a third large key hole. The upper and lower sliding plates are each provided with a third small key hole. The bottom face of the movable plate is provided with two insertion pieces which are bilaterally symmetric. The upper and lower sliding plates are each provided with a slot. The protective shell is provided with a button and a first through groove. The base body is provided with a second through groove just corresponding to the first through groove. A button hole is formed in one side of the movable plate. One end of the button sequentially penetrates through the first and second through grooves.
Description
Technical field
The present invention relates to field of lockset, refer to a kind of Anti-theft lock-protective device specifically.
Background technology
Door lock, is used to door lock to live, with the equipment preventing other people from opening this.Door lock is widely used, kind is more, different in the requirement of different occasions to door lock, the current the most widely used door lock for average family.At present, although safe-guard door lock has multiple antitheft rank, no matter the height of antitheft rank is whether, always door lock can destroy by criminal, thus burglary.Current; a lot of safe-guard door lock is equipped with lock-protector, and the lockhole for the protection of safe-guard door lock is not destroyed, but existing lock-protector structure is comparatively simple, complicated operation; could door-lock opening after people need to spend the longer time to be opened by lock-protector, and criminal also can easily be destroyed.Therefore, in order to protect the property safety of people better, the theftproof performance of door lock needs further to improve.
Summary of the invention
The present invention is to provide a kind of Anti-theft lock-protective device, its main purpose is to overcome the not high problem of existing lock-protector security performance.
In order to solve above-mentioned technical problem, the present invention adopts following technical scheme:
A kind of Anti-theft lock-protective device, comprise containment vessel and pedestal, described containment vessel is covered on pedestal, and its shape and pedestal suitable, described containment vessel is provided with the first little keyhole and rotating first keyhole protective cover, this the first keyhole protective cover is provided with first keyhole, the front end face of described pedestal is provided with can be gone up, the portable plate of lower activity and can be left, what move right is upper, lower skateboard, described pedestal is provided with positive the second corresponding little keyhole of keyhole little of first and rotating second keyhole protective cover, this the second keyhole protective cover is provided with second largest keyhole, described portable plate is provided with rotating baffle plate, this baffle plate is provided with the third-largest keyhole, when described portable plate declines, the third-largest keyhole and first keyhole and second largest keyhole are arranged just accordingly, on described, lower skateboard is equipped with the 3rd positive corresponding little keyhole of keyhole little of first and the second little keyhole, the aperture of the 3rd little keyhole is greater than first, the aperture of the second little keyhole, the bottom surface of described portable plate is provided with two left sides, the inserted sheet of right symmetry, on described, lower skateboard is equipped with the slot for holding inserted sheet, described containment vessel is provided with button and the first groove, described pedestal is provided with second groove positive corresponding with the first groove, the side of described portable plate is provided with button hole, one end of described button is successively through first, second groove, and portable plate when declining one end of described button and button hole arrange just accordingly and work in coordination.
A left side for described portable plate, right both sides are equipped with limiting plate, described button hole is located on a limiting plate, the end face of described pedestal is provided with on portable plate, the upper activity space of lower movement and keeping supplying, lower skateboard is left, the lower activity space moved right, a left side for described upper activity space, right both sides are provided with the first spring groove, the first spring is provided with in this first spring groove, one end of described first spring is connected with the end face of the first spring groove, its other end connects with the end face of corresponding limiting plate, a left side for described lower activity space, right both sides are equipped with the second spring groove, the second spring is provided with in this second spring groove, one end of this second spring is connected with the end face of the second spring groove, its other end connects with the end face of corresponding slide plate.
The bottom surface of described portable plate is provided with left and right symmetrically arranged two draw-in grooves, and the intersection of described upper activity space and lower activity space is provided with two fasteners corresponding with two draw-in grooves.
The front side of described pedestal is provided with the end cap suitable with its shape, and this end cap is provided with the through hole be communicated with the third-largest keyhole.
The left end bottom surface of described upper slide and the right-hand member bottom surface of lower skateboard are equipped with limiting section, are provided with two stopper slots corresponding with two limiting sections in described lower activity space.
From the above-mentioned description of this invention, compared to the prior art, tool of the present invention has the following advantages: the present invention designs ingenious, novel structure, use during this lock-protector and need to use a little key and large key, little key is successively through the first little keyhole, second little keyhole and the 3rd little keyhole, then the angle that little key is certain is rotated, on, lower skateboard respectively left, move right, now go up, lower skateboard moves to two inserted sheets and faces with two corresponding slots, described portable plate declines, two inserted sheets fall in two corresponding slots, when portable plate declines, baffle plate is also along with declining together, now the third-largest keyhole and first keyhole and second largest keyhole face, people can insert large key by door-lock opening.After locking a door, promote button, now portable plate is boosted, upper and lower slide plate respectively to the right, move left, two inserted sheets misplace with two slots and are separated, portable plate rise, now the third-largest keyhole and first keyhole and second largest keyhole misplace and arrange, large key just cannot insert and be opened by door lock.Adopt this lock-protector to need the cooperation of using two keys door lock can be opened, and the movable fit system of portable plate and upper and lower slide plate is novel, unique, substantially increases the theftproof performance of this lock-protector.
Accompanying drawing explanation
Fig. 1 is STRUCTURE DECOMPOSITION figure of the present invention.
Fig. 2 is the schematic diagram of pedestal of the present invention when lock-protector is closed.
Fig. 3 is the schematic diagram of pedestal of the present invention when lock-protector is opened.
Detailed description of the invention
See figures.1.and.2.Comprise containment vessel 1 and pedestal 2, described containment vessel 1 is covered on pedestal 2, and its shape and pedestal 2 suitable.Described containment vessel 1 is provided with the first little keyhole 11 and rotating first keyhole protective cover 12, and this first keyhole protective cover 12 is provided with first keyhole 121.The front end face of described pedestal 2 be provided with can upper and lower activity portable plate 3 and can upper slide 4, the lower skateboard 5 of left and right movement.Described pedestal 2 is provided with positive the second corresponding little keyhole 21 of keyhole 11 little of first and rotating second keyhole protective cover 22; this the second keyhole protective cover 22 is provided with second largest keyhole 221, and described second keyhole protective cover 22 and the first keyhole protective cover 12 can synchronous axial system.Described portable plate 3 is provided with rotating baffle plate 6, and this baffle plate 6 is provided with the third-largest keyhole 61, and when described portable plate 3 declines, the third-largest keyhole 61 is arranged just accordingly with first keyhole 121 and second largest keyhole 221.The front side of described pedestal 2 is provided with the end cap 7 suitable with its shape, and this end cap 7 is provided with the through hole 71 be communicated with the third-largest keyhole 61.
See figures.1.and.2.The aperture that described upper slide 4, lower skateboard 5 are equipped with the positive corresponding little keyhole 41 of the 3rd little keyhole the 41, three of keyhole 11 little of first and the second little keyhole 21 is greater than the aperture of the first little keyhole 11 and the second little keyhole 21.The bottom surface of described portable plate 3 is provided with the inserted sheet 31 of two left and right symmetries, and described upper slide 4, lower skateboard 5 are equipped with the slot 42 for holding inserted sheet 31.Described containment vessel 1 is provided with button 8 and the first groove 13; described pedestal 2 is provided with second groove 23 positive corresponding with the first groove 13; the side of described portable plate 3 is provided with button hole 32; one end of described button 8 is successively through the first groove 13 and the second groove 23, and when portable plate 3 declines, one end of described button 8 and button hole 32 arrange just accordingly and work in coordination.
With reference to Fig. 2 and Fig. 3.The arranged on left and right sides of described portable plate 3 is equipped with limiting plate 33, and described button hole 32 is located on a limiting plate 33.The end face of described pedestal 2 is provided with the upper activity space 24 moved up and down for portable plate 3 and the lower activity space 25 supplying upper slide 4, the left and right movement of lower skateboard 5.The left and right both sides of described upper activity space 24 are equipped with the first spring groove 241, the first spring 242 is provided with in this first spring groove 241, one end of described first spring 242 is connected with the end face of the first spring groove 241, and its other end connects with the end face of corresponding limiting plate 33.The left and right both sides of described lower activity space 25 are equipped with the second spring groove 251, are provided with the second spring 252 in this second spring groove 251, and one end of this second spring 251 is connected with the end face of the second spring groove 251, and its other end connects with corresponding slide plate.Described limiting plate 33 can be guaranteed that portable plate 3 is upper and lower in upper activity space 24 and move vertically, not easily offsets, and described first spring 242 is for the reset of portable plate 3, and described second spring 252 is for the reset of upper slide 4 and lower skateboard 5.
With reference to Fig. 2 and Fig. 3.The bottom surface of described portable plate 3 is provided with left and right symmetrically arranged two draw-in grooves 34, the intersection of described upper activity space 24 and lower activity space 25 is provided with two fasteners 26 corresponding with two draw-in grooves 34, the cooperation of described two draw-in grooves 34 and two fasteners 26 is used for carrying out spacing to portable plate 3 further, keeps the stability of portable plate 3 better simultaneously.The left end bottom surface of described upper slide 4 and the right-hand member bottom surface of lower skateboard 5 are equipped with limiting section 43; two stopper slots 253 corresponding with two limiting sections 43 are provided with in described lower activity space 25; described limiting section 43 coordinates with stopper slot 253 the moving range limiting upper slide 4 and lower skateboard 5, guarantees to protect inserted sheet 31 when this lock device is opened and coordinates just accordingly with slot 42.
With reference to Fig. 1, Fig. 2 and Fig. 3.Use during this lock-protector and need to use a little key and large key, little key is successively through the first little keyhole 11, second little keyhole 21 and the 3rd little keyhole 41, then the angle that little key is certain is rotated, upper slide 4 and lower skateboard 5 are respectively left, move right, now upper slide 4 and lower skateboard 5 move to two inserted sheets 31 and face with two corresponding slots 42, then portable plate 3 declines, two inserted sheets 31 fall in two corresponding slots 42, when portable plate 3 declines, baffle plate 6 is also along with declining together, now the third-largest keyhole 61 faces with first keyhole 121 and second largest keyhole 221, people can insert large key by door-lock opening.After locking a door, promote button 8, now portable plate 3 is boosted, upper slide 4 and lower skateboard 5 reset under the elastic force of the second spring 252, two inserted sheets 31 misplace with two slots 42 and are separated, portable plate 3 resets under the elastic force of the first spring 242, and now the second keyhole 61 misplaces with first keyhole 121 and second largest keyhole 221 and arranges, large key just cannot insert and be opened by door lock.
Above are only the specific embodiment of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading scope.
Claims (5)
1. an Anti-theft lock-protective device, it is characterized in that: comprise containment vessel and pedestal, described containment vessel is covered on pedestal, and its shape and pedestal suitable, described containment vessel is provided with the first little keyhole and rotating first keyhole protective cover, this the first keyhole protective cover is provided with first keyhole, the front end face of described pedestal is provided with can be gone up, the portable plate of lower activity and can be left, what move right is upper, lower skateboard, described pedestal is provided with positive the second corresponding little keyhole of keyhole little of first and rotating second keyhole protective cover, this the second keyhole protective cover is provided with second largest keyhole, described portable plate is provided with rotating baffle plate, this baffle plate is provided with the third-largest keyhole, when described portable plate declines, the third-largest keyhole and first keyhole and second largest keyhole are arranged just accordingly, on described, lower skateboard is equipped with the 3rd positive corresponding little keyhole of keyhole little of first and the second little keyhole, the aperture of the 3rd little keyhole is greater than first, the aperture of the second little keyhole, the bottom surface of described portable plate is provided with two left sides, the inserted sheet of right symmetry, on described, lower skateboard is equipped with the slot for holding inserted sheet, described containment vessel is provided with button and the first groove, described pedestal is provided with second groove positive corresponding with the first groove, the side of described portable plate is provided with button hole, one end of described button is successively through first, second groove, and portable plate when declining one end of described button and button hole arrange just accordingly and work in coordination.
2. a kind of Anti-theft lock-protective device as claimed in claim 1, it is characterized in that: a left side for described portable plate, right both sides are equipped with limiting plate, described button hole is located on a limiting plate, the end face of described pedestal is provided with on portable plate, the upper activity space of lower movement and keeping supplying, lower skateboard is left, the lower activity space moved right, a left side for described upper activity space, right both sides are provided with the first spring groove, the first spring is provided with in this first spring groove, one end of described first spring is connected with the end face of the first spring groove, its other end connects with the end face of corresponding limiting plate, a left side for described lower activity space, right both sides are equipped with the second spring groove, the second spring is provided with in this second spring groove, one end of this second spring is connected with the end face of the second spring groove, its other end connects with the end face of corresponding slide plate.
3. a kind of Anti-theft lock-protective device as claimed in claim 2, is characterized in that: the bottom surface of described portable plate is provided with left and right symmetrically arranged two draw-in grooves, and the intersection of described upper activity space and lower activity space is provided with two fasteners corresponding with two draw-in grooves.
4. a kind of Anti-theft lock-protective device as claimed in claim 1, is characterized in that: the front side of described pedestal is provided with the end cap suitable with its shape, and this end cap is provided with the through hole be communicated with the third-largest keyhole.
5. a kind of Anti-theft lock-protective device as claimed in claim 1, is characterized in that: the left end bottom surface of described upper slide and the right-hand member bottom surface of lower skateboard are equipped with limiting section, are provided with two stopper slots corresponding with two limiting sections in described lower activity space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510196277.0A CN104790735B (en) | 2015-04-23 | 2015-04-23 | A kind of Anti-theft lock-protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510196277.0A CN104790735B (en) | 2015-04-23 | 2015-04-23 | A kind of Anti-theft lock-protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104790735A true CN104790735A (en) | 2015-07-22 |
| CN104790735B CN104790735B (en) | 2018-03-27 |
Family
ID=53555881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510196277.0A Expired - Fee Related CN104790735B (en) | 2015-04-23 | 2015-04-23 | A kind of Anti-theft lock-protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104790735B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06336865A (en) * | 1993-05-28 | 1994-12-06 | Osaka Kanagu Kk | Preventing device for unlocking by key |
| CN2218228Y (en) * | 1995-01-20 | 1996-01-24 | 谢金元 | Lock protector |
| CN2349307Y (en) * | 1998-04-01 | 1999-11-17 | 薛生荣 | Fully-automatic lock protector |
| CN204677000U (en) * | 2015-04-23 | 2015-09-30 | 黄冬春 | A kind of Anti-theft lock-protective device |
-
2015
- 2015-04-23 CN CN201510196277.0A patent/CN104790735B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06336865A (en) * | 1993-05-28 | 1994-12-06 | Osaka Kanagu Kk | Preventing device for unlocking by key |
| CN2218228Y (en) * | 1995-01-20 | 1996-01-24 | 谢金元 | Lock protector |
| CN2349307Y (en) * | 1998-04-01 | 1999-11-17 | 薛生荣 | Fully-automatic lock protector |
| CN204677000U (en) * | 2015-04-23 | 2015-09-30 | 黄冬春 | A kind of Anti-theft lock-protective device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104790735B (en) | 2018-03-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| 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: 20180327 |