CN203230259U - Violent-unlocking-proof separation and reunion device for electronic lock - Google Patents
Violent-unlocking-proof separation and reunion device for electronic lock Download PDFInfo
- Publication number
- CN203230259U CN203230259U CN 201320107527 CN201320107527U CN203230259U CN 203230259 U CN203230259 U CN 203230259U CN 201320107527 CN201320107527 CN 201320107527 CN 201320107527 U CN201320107527 U CN 201320107527U CN 203230259 U CN203230259 U CN 203230259U
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- knob
- rotating cam
- clutch
- clutch block
- joint pin
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Abstract
The utility model discloses a violent-unblocking-proof separation and reunion device for an electronic lock. The separation and reunion device comprises a rotating cam, a separation and reunion block, a compression spring and a fixing screw. A rotating knob is located on the outer side of an electronic lock body panel, the rotating cam, the separation and reunion block and the compression spring are all located on the inner side of the lock body panel and arranged in the vertical direction from top to bottom, the compression spring and the separation and reunion block are sleeved on a connection column of the knob, the compression spring is annularly covered, the separation and reunion block is connected with the connection column of the knob through a key groove, the rotating cam is also sleeved on the connection column of the knob, the separation and reunion block is wrapped, the rotating cam is meshed with the separation and reunion block, the lower portion of the rotating cam abuts against the upper surface of an annular retainer ring, the fixing screw is connected with the connection column after the rotating cam, the separation and reunion block and the compression spring are sleeved on the connection column of the knob, and the rotating cam is pressed after the fixing screw is connected with the connection column. The separation and reunion device has a good knob-breaking-proof function and is simple in structure and low in cost.
Description
Technical field
The utility model relates to a kind of anti-violence of electronic lock and opens arrangement of clutch, specifically refers to a kind of anti-violence arrangement of clutch of electronic lock knob.
Background technology
General electronic lock knob on the present market; because guarantee to be locked under the violence damage situation, namely under the situation of not importing the proper password mandate, tool using goes the violence twisting; do not damage the inside locked mechanism and cause and unblank; all to use the design of breaking groove at knob structure,, principle is when coded lock is not opened; external force twists knob by force; can disconnect at the breaking groove place, the protection locked mechanism can not rotate unlatching.This kind structure can cause when violence is opened, and can cause the knob permanent damage, need change the function that knob could recover lock again, on the one hand, and the inconvenience that not only causes the user to use, but also can increase the cost of maintenance; On the other hand, the bad assurance on making of the anti-breaking process of this kind, the fracture dynamics of knob breaking groove can be subjected to material, the influence of factors such as die-casting process, the holding capacity that appearance does not reach appointment just ruptures, or the dynamics that has surpassed appointment does not rupture yet and cause locked mechanism in the lock to damage and the situation of unblanking, and makes the user have certain risk in the use.
The utility model content
The purpose of this utility model is to provide a kind of anti-violence of electronic lock to open arrangement of clutch, when this anti-riot arrangement of clutch is subjected to the violence twisting at knob, an arrangement of clutch is arranged on the structure, after reaching certain dynamics, knob can rotate by 360 degree, and the destruction that can not cause knob can not damage the locked mechanism in locking yet, and have the function that can reset to reset condition, this anti-fracture structure has the function that the anti-violence of knob preferably destroys.
Above-mentioned purpose of the present invention realizes by following technical solution: arrangement of clutch is opened in a kind of anti-violence of electronic lock, it is characterized in that: this anti-violence is opened arrangement of clutch and is comprised rotating cam, clutch block, compression spring and fixed screw, knob is positioned at the outside of electronic lock lock panel, rotating cam, clutch block, the compression spring all is positioned at the inboard of lock panel, the joint pin that knob has the rotation section and vertically arranges, lock panel has annular retaining ring, knob is inserted on the lock panel, the rotation section of knob is outer dewiness after propping up the soffit of annular retaining ring, the joint pin of knob inserts in the lock panel, described rotating cam, clutch block, the compression spring from top to bottom arranges along the longitudinal direction, rotating cam and clutch block are the annular element with centre bore, wherein, the compression spring housing is contained on the joint pin of knob, clutch block also is sleeved on the joint pin of knob, ring cover compression spring, clutch block is connected by keyway with the joint pin of knob, driving clutch block during knob rotates synchronously, rotating cam also is sleeved on the joint pin of knob, coat clutch block, rotating cam is meshed with clutch block, the bottom of rotating cam props up the upper surface of annular retaining ring, rotating cam and clutch block constitute a clutch unit, described fixed screw is at rotating cam, clutch block, the compression spring housing is contained in that the back is connected with joint pin on the joint pin of knob, realize knob, the compression spring, the coaxial connection in the vertical of clutch block and rotating cam, fixed screw is pressed rotating cam after connecting, described clutch block is under knob drives in the rotating process, the external force that engagement force between clutch block and rotating cam is subjected to greater than rotating cam, rotating cam rotates synchronously with clutch block under engagement, the external force that engagement force between clutch block and rotating cam is subjected to less than rotating cam, clutch block can carry out 360 degree with respect to rotating cam and rotate, thereby plays the function that prevents the knob fracture.
In the utility model, vertically offer internal thread hole in the described joint pin, described fixed screw is screwed onto in the internal thread hole of this joint pin.
In the utility model, the rotation section of described knob is flat-shaped.
In the utility model, offer the knob keyway on the joint pin of described knob, described clutch block has clutch key, and the position of described knob keyway and clutch key is suitable, and clutch block realizes that by described clutch key and knob keyway keyway is connected with the joint pin of knob.
In the utility model, the central hole of described rotating cam is provided with annular trim ring, fixed screw with press this annular trim ring after joint pin is connected, realize the location of rotating cam.
In the utility model, the outward flange of described rotating cam offers the stop breach, and electronic lock is when locking state, and the electromagnet core plug-in card is in this stop breach, and the restriction rotating cam rotates.
The utility model can be done following improvement: the upper surface of described clutch block along the circumferential direction evenly is provided with plural engaging tooth, described rotating cam and engaging tooth opposite position place offer with the engaging tooth equal number and with the suitable engaging groove of engaging tooth, described rotating cam is meshed by engaging tooth and engaging groove with clutch block.
In the utility model, described engaging tooth is four, and described engaging groove also is four.
In the utility model, described engaging tooth is the arc tooth of last convex, and described engaging groove is the deep-slotted chip breaker of concave shape.
In the utility model, the normal of described arc tooth tooth root point and the angle between the horizontal plane are 45 °.
Arrangement of clutch is opened in anti-violence of the present utility model; knob is when being no more than the dynamics of appointment; cooperated the drive rotating cam to rotate by spring-supported clutch block with the engaging groove of rotating cam by engaging tooth; when the power of the big too appointment of the torsion that is subjected on the knob; the power of this appointment is greater than the elastic force of spring; the spring compression; the clutch block that supports moves down; and relative 360 degree rotations with rotating cam under the twisting of knob drives; formation is to the protection of knob; have anti-fracture structure function and form knob, when the knob reset condition of returning, clutch block cooperates and can normally reach the state of switch lock with the engaging groove of rotating cam by engaging tooth.Compared with prior art, the utlity model has extraordinary anti-breaking function, and simple in structure, with low cost.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the upward view that the electronic lock of the anti-fracture structure of the utility model is installed;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is A-A echelon sectional view of Fig. 2, shows the assembly relation of the anti-fracture structure of the utility model in electronic lock;
Fig. 4 is the explosive view of the anti-fracture structure of utility model;
Fig. 5 is the structure chart of clutch block in the anti-fracture structure of utility model;
Fig. 6 is the structure chart of inverted rotating cam in the anti-fracture structure of utility model;
Fig. 7 is the structure chart of rotating cam upright in the anti-fracture structure of utility model;
Fig. 8 is the structure chart of knob in the anti-fracture structure of utility model.
Description of reference numerals
1, electromagnet; 11, electromagnet core; 2, fixed screw; 3, pad; 4, rotating cam; 41, engaging groove; 42, rotational positioning key; 43, stop breach; 44, annular trim ring; 5, clutch block; 51, engaging tooth; 52, clutch key; 6, compression spring; 7, lock panel; 71, annular retaining ring; 72, rotational positioning face; 73, scotch; 8, knob; 81, rotation section; 82, joint pin; 83, knob keyway; 84, internal thread hole
The specific embodiment
Arrangement of clutch is opened in the anti-violence of a kind of electronic lock shown in Fig. 1 to 8, should comprise rotating cam 4 by anti-violence unlatching arrangement of clutch, clutch block 5, compression spring 6 and fixed screw 2, knob 8 is positioned at the outside of electronic lock lock panel 7, rotating cam 4, clutch block 5, compression spring 6 all is positioned at the inboard of lock panel 7, the joint pin 82 that knob 8 has rotation section 81 and vertically arranges, vertically offer internal thread hole 84 in the joint pin 82, the rotation section 81 of knob 8 is flat-shaped, lock panel 7 has annular retaining ring 71, knob 8 is inserted on the lock panel 7, the rotation section 81 of knob 8 is outer dewiness after propping up the soffit of annular retaining ring 71, the joint pin 82 of knob 8 inserts in the lock panel 7, rotating cam 4, clutch block 5, compression spring 6 from top to bottom arranges along the longitudinal direction, rotating cam 4 and clutch block 5 are the annular element with centre bore, wherein, compression spring 6 is sleeved on the joint pin 82 of knob 8, clutch block 5 also is sleeved on the joint pin 82 of knob 8, ring cover compression spring 6, the joint pin 82 of clutch block 5 and knob 8 is connected by keyway, knob 8 drives clutch block 5 when rotating and rotates synchronously, rotating cam 4 also is sleeved on the joint pin 82 of knob 8, coat clutch block 5, rotating cam 4 is meshed with clutch block 5, the bottom of rotating cam 4 props up the upper surface of annular retaining ring 71, rotating cam 4 constitutes a clutch unit with clutch block 5, the central hole of rotating cam 4 is provided with annular trim ring 44, fixed screw 2 is at rotating cam 4, clutch block 5, compression spring 6 is screwed onto in the internal thread hole 84 of this joint pin 82 after being sleeved on the joint pin 82 of knob 8, with be connected between the joint pin 82, realize knob 8, compression spring 6, the coaxial connection in the vertical of clutch block 5 and rotating cam 4, after connecting, presses by fixed screw 2 the annular trim ring 44 of rotating cam 4, realize the location of rotating cam 4, also be provided with pad 3 between fixed screw 2 and the annular trim ring 44, clutch block 5 is under knob 8 drives in the rotating process, the external force that engagement force between clutch block 5 and rotating cam 4 is subjected to greater than rotating cam 4, rotating cam 4 rotates synchronously with clutch block 5 under engagement, the external force that engagement force between clutch block 5 and rotating cam 4 is subjected to less than rotating cam 4, clutch block 5 can carry out 360 degree with respect to rotating cam 4 and rotate, thereby plays the function that prevents knob 8 fractures.
In the present embodiment, clutch block 5 with the joint pin 82 of knob 8 by the concrete syndeton that keyway is connected is: offer knob keyway 83 on the joint pin 82 of knob 8, clutch block 5 has clutch key 52, knob keyway 83 is suitable with the position of clutch key 52, and clutch block 5 realizes that with knob keyway 83 keyway is connected by clutch key 52 with the joint pin 82 of knob 8; The concrete engaging structure that rotating cam 4 is meshed with clutch block 5 is: the upper surface of clutch block 5 along the circumferential direction evenly is provided with four engaging tooths 51, rotating cam 4 offers and four engaging grooves 41 of engaging tooth 51 equal numbers with engaging tooth 51 opposite position places, and engaging groove 41 is all suitable with the shaped position of engaging tooth 51, and rotating cam 4 is meshed by engaging tooth 51 and engaging groove 41 with clutch block 5.The engaging tooth 51 of clutch block 5 is the arc tooth of last convex, and the normal of arc tooth tooth root point and the angle between the horizontal plane are 45 °, and the engaging groove 41 of rotating cam 4 is the deep-slotted chip breaker of concave shape.
In the present embodiment, the outward flange of rotating cam 4 offers stop breach 43, electronic lock is when locking state, electromagnet core 11 plug-in cards of electromagnet 1 are in this stop breach 43, at this moment, electromagnet core 11 to rotating cam 4 externally applied forces greater than the engagement force between clutch block 5 and the rotating cam 4, restriction rotating cam 4 rotates, when knob 8 rotates under external force, this moment, clutch block 5 and knob 8 rotated synchronously, clutch block 5 can carry out 360 degree with respect to rotating cam 4 and rotate, and can prevent knob 8 fractures; Electronic lock is when unlocking condition, the electromagnet core 11 of electromagnet 1 detaches from stop breach 43, rotating cam 4 breaks away from the restriction of electromagnet core 11, when knob 8 rotates under stressed effect, this moment, clutch block 5 and knob 8 rotated synchronously, rotating cam 4 rotates synchronously with clutch block 5 under the engagement force effect simultaneously, and namely knob 8, clutch block 5 and rotating cam 4 threes rotate synchronously.
After the arrangement of clutch installation is opened in the anti-violence of present embodiment, clutch block 5 props up knob, the bottom of rotating cam 4 also has rotational positioning key 42, this rotational positioning key 42 can rotate along the upper surface location of the annular retaining ring 71 of lock panel 7, the upper surface of annular retaining ring 71 forms the rotational positioning face 72 of an annular at this moment, upper surface at annular retaining ring 71 is provided with two scotchs 73 simultaneously, the rotational positioning key 42 that had both guaranteed rotating cam 4 rotates along rotational positioning face 72, limits the rotational travel of rotational positioning keys 42 again by scotch 73.
Conversion as present embodiment, the engaging tooth 51 that the upper surface of clutch block 5 arranges can be for plural a plurality of, such as three, five etc., a plurality of engaging tooths 51 along the circumferential direction evenly arrange, rotating cam 4 and engaging tooth 51 opposite position places offer with engaging tooth 51 equal numbers and with the suitable engaging groove 41 of engaging tooth 51, rotating cam 4 is meshed by engaging tooth 51 and engaging groove 41 with clutch block 5.
Arrangement of clutch is opened in the anti-violence of present embodiment, when unlocking condition, electromagnet core 11 retractions, this moment, the stop breach 43 of rotating cam 4 can be not spacing by electromagnet core 11, being connected clutch block by keyway between knob 8 and the clutch block 5 rotates, and the engaging groove 41 of clutch block 5 by engaging tooth 51 and rotating cam 4 cooperates and drives the moving cam 4 of walking around and rotate, and realizes unlocking function.
When locking state, when rotating under this state as knob 8, the stop breach 43 of rotating cam 4 is blocked by electromagnet core 11, when the rotation dynamics serious offense clutch block 5 of knob 8 and the engagement force between the rotating cam 4, because of clutch block 45 degree inclined-planes and rotating cam engagement, the shearing force that produces during rotation, make the spring compression, cause clutch block 5 to move down toward the longitudinal axis direction, can't form engagement fit between clutch block 5 and the rotating cam 4 and drive the rotating cam rotation, can relatively rotate cam 360 degree rotations and form anti-fracture function with regard to knob 8 like this, when knob 8 is turned round when getting back to the home position, under the effect of spring force, the engaging groove of clutch block 5 engaging tooths and rotating cam 4 is got back to cooperation position, can realize the function of unblanking again.
Claims (10)
1. arrangement of clutch is opened in the anti-violence of an electronic lock, it is characterized in that: this anti-violence is opened arrangement of clutch and is comprised rotating cam, clutch block, compression spring and fixed screw, knob is positioned at the outside of electronic lock lock panel, rotating cam, clutch block, the compression spring all is positioned at the inboard of lock panel, the joint pin that knob has the rotation section and vertically arranges, lock panel has annular retaining ring, knob is inserted on the lock panel, the rotation section of knob is outer dewiness after propping up the soffit of annular retaining ring, the joint pin of knob inserts in the lock panel, described rotating cam, clutch block, the compression spring from top to bottom arranges along the longitudinal direction, rotating cam and clutch block are the annular element with centre bore, wherein, the compression spring housing is contained on the joint pin of knob, clutch block also is sleeved on the joint pin of knob, ring cover compression spring, clutch block is connected by keyway with the joint pin of knob, driving clutch block during knob rotates synchronously, rotating cam also is sleeved on the joint pin of knob, coat clutch block, rotating cam is meshed with clutch block, the bottom of rotating cam props up the upper surface of annular retaining ring, rotating cam and clutch block constitute a clutch unit, described fixed screw is at rotating cam, clutch block, the compression spring housing is contained in that the back is connected with joint pin on the joint pin of knob, realize knob, the compression spring, the coaxial connection in the vertical of clutch block and rotating cam, fixed screw is pressed rotating cam after connecting, described clutch block is under knob drives in the rotating process, the external force that engagement force between clutch block and rotating cam is subjected to greater than rotating cam, rotating cam rotates synchronously with clutch block under engagement, the external force that engagement force between clutch block and rotating cam is subjected to less than rotating cam, clutch block can carry out 360 degree with respect to rotating cam and rotate, thereby plays the function that prevents the knob fracture.
2. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 1, and it is characterized in that: vertically offer internal thread hole in the described joint pin, described fixed screw is screwed onto in the internal thread hole of this joint pin.
3. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 1, and it is characterized in that: the rotation section of described knob is flat-shaped.
4. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 1, it is characterized in that: offer the knob keyway on the joint pin of described knob, described clutch block has clutch key, the position of described knob keyway and clutch key is suitable, and clutch block realizes that by described clutch key and knob keyway keyway is connected with the joint pin of knob.
5. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 1, and it is characterized in that: the central hole of described rotating cam is provided with annular trim ring, fixed screw with press this annular trim ring, the location of realization rotating cam after joint pin is connected.
6. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 1, it is characterized in that: the outward flange of described rotating cam offers the stop breach, electronic lock is when locking state, and the electromagnet core plug-in card is in this stop breach, and the restriction rotating cam rotates.
7. open arrangement of clutch according to the anti-violence of each described electronic lock of claim 1 to 6, it is characterized in that: the upper surface of described clutch block along the circumferential direction evenly is provided with plural engaging tooth, described rotating cam and engaging tooth opposite position place offer with the engaging tooth equal number and with the suitable engaging groove of engaging tooth, described rotating cam is meshed by engaging tooth and engaging groove with clutch block.
8. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 7, and it is characterized in that: described engaging tooth is four, and described engaging groove also is four.
9. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 8, and it is characterized in that: described engaging tooth is the arc tooth of last convex, and described engaging groove is the deep-slotted chip breaker of concave shape.
10. arrangement of clutch is opened in the anti-violence of electronic lock according to claim 9, and it is characterized in that: the normal of described arc tooth tooth root point and the angle between the horizontal plane are 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107527 CN203230259U (en) | 2013-03-08 | 2013-03-08 | Violent-unlocking-proof separation and reunion device for electronic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320107527 CN203230259U (en) | 2013-03-08 | 2013-03-08 | Violent-unlocking-proof separation and reunion device for electronic lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203230259U true CN203230259U (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320107527 Expired - Lifetime CN203230259U (en) | 2013-03-08 | 2013-03-08 | Violent-unlocking-proof separation and reunion device for electronic lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203230259U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104538231A (en) * | 2015-01-07 | 2015-04-22 | 浙江雷牌机件有限公司 | Keyless system ignition switch |
| CN104631914A (en) * | 2014-01-29 | 2015-05-20 | 广州国保科技有限公司 | Lock cylinder with slipping mechanism |
| CN104895414A (en) * | 2015-05-12 | 2015-09-09 | 深圳市同创新佳科技有限公司 | Engaging and disengaging mechanism for door lock |
| CN106679624A (en) * | 2015-11-07 | 2017-05-17 | 余姚市飞龙工量具有限公司 | T-type horizontal rule |
| CN107476671A (en) * | 2017-09-04 | 2017-12-15 | 浙江圣奥家具制造有限公司 | Electronic cipher lockset |
| CN108884963A (en) * | 2016-04-07 | 2018-11-23 | 微软技术许可有限责任公司 | friction hinge |
| CN109025524A (en) * | 2018-09-21 | 2018-12-18 | 华宏伟 | A kind of auto-manual electronic lock |
| CN109057541A (en) * | 2018-09-06 | 2018-12-21 | 广东汇泰龙科技有限公司 | A kind of door lock rotary self-locking opening structure |
| CN110206404A (en) * | 2019-05-28 | 2019-09-06 | 宁波望通锁业有限公司 | A kind of arrangement of clutch |
| CN117476385A (en) * | 2023-12-27 | 2024-01-30 | 泉州市拓辉机械制造有限公司 | Knob type switch assembly of electronic product |
-
2013
- 2013-03-08 CN CN 201320107527 patent/CN203230259U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104631914A (en) * | 2014-01-29 | 2015-05-20 | 广州国保科技有限公司 | Lock cylinder with slipping mechanism |
| CN104538231A (en) * | 2015-01-07 | 2015-04-22 | 浙江雷牌机件有限公司 | Keyless system ignition switch |
| CN104895414A (en) * | 2015-05-12 | 2015-09-09 | 深圳市同创新佳科技有限公司 | Engaging and disengaging mechanism for door lock |
| CN106679624A (en) * | 2015-11-07 | 2017-05-17 | 余姚市飞龙工量具有限公司 | T-type horizontal rule |
| CN108884963A (en) * | 2016-04-07 | 2018-11-23 | 微软技术许可有限责任公司 | friction hinge |
| CN107476671A (en) * | 2017-09-04 | 2017-12-15 | 浙江圣奥家具制造有限公司 | Electronic cipher lockset |
| CN109057541A (en) * | 2018-09-06 | 2018-12-21 | 广东汇泰龙科技有限公司 | A kind of door lock rotary self-locking opening structure |
| CN109057541B (en) * | 2018-09-06 | 2023-05-26 | 广东汇泰龙科技有限公司 | Door lock rotating self-locking unlocking structure |
| CN109025524A (en) * | 2018-09-21 | 2018-12-18 | 华宏伟 | A kind of auto-manual electronic lock |
| CN110206404A (en) * | 2019-05-28 | 2019-09-06 | 宁波望通锁业有限公司 | A kind of arrangement of clutch |
| CN117476385A (en) * | 2023-12-27 | 2024-01-30 | 泉州市拓辉机械制造有限公司 | Knob type switch assembly of electronic product |
| CN117476385B (en) * | 2023-12-27 | 2024-03-05 | 泉州市拓辉机械制造有限公司 | Knob type switch assembly of electronic product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131009 |