CN206917434U - A kind of automatically controlled unlocking mechanism - Google Patents
A kind of automatically controlled unlocking mechanism Download PDFInfo
- Publication number
- CN206917434U CN206917434U CN201720743865.6U CN201720743865U CN206917434U CN 206917434 U CN206917434 U CN 206917434U CN 201720743865 U CN201720743865 U CN 201720743865U CN 206917434 U CN206917434 U CN 206917434U
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- China
- Prior art keywords
- latch
- motor
- output shaft
- dead bolt
- locked groove
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- Expired - Fee Related
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Abstract
It the utility model is related to a kind of automatically controlled unlocking mechanism, including the dead bolt with locked groove, motor and latch, it can be closed after the motion of described dead bolt or described locked groove can be inserted or left in the fore shaft of open lockset, the head of the latch, to stop or lock the motion for putting dead bolt, it is characterised in that：The afterbody of the latch is provided with axis hole, can be with output axis rotation to be sleeved on the output shaft of motor.Because the utility model by motor output shaft directly drives latch to rotate, thus few with parts, simple in construction, easy to process, cost is low, the advantages of being easily installed, implement, and also has positioning reliably, shut, locking freely, the characteristics of service life is long.When carrying out locking in particular by torsion spring, action is more sensitive, reliable, can effectively overcome the defects of keeper is with locked groove phase deviation in the prior art, therefore such unlocking mechanism functional reliability is good, is worth the popularization and application on all kinds of locksets.
Description
Technical field
A kind of lockset is the utility model is related to, refers specifically to the automatically controlled unlocking mechanism on lockset.
Background technology
The species of lockset is many at present, and application is relatively broad, and matched unlocking mechanism is also designed to various.Its
In, the unlocking mechanism on bicycle lock is such as applied, the existing unlocking mechanism is designed to keeper formula combining structure mostly, it
Include motor and cam on motor shaft and the keeper that can be moved radially relative to dead bolt, the head energy of the keeper
It is inserted into the locked groove of dead bolt, afterbody and the spring of keeper are offseted, and motor shaft is substantially extend into the perpendicular distribution of keeper, cam
In drive hole on keeper.When needing to unlock, start motor, motor shaft rotates, and drives cam rotation, promotes keeper to shrink back
Contracting, while overcome the elastic force of spring, the head of keeper is left locked groove and is realized unlocking.When locking, close and lock with dead bolt
The fore shaft of tool is until when locked groove corresponds to keeper, and under the action of the spring, the head of keeper is inserted into locked groove.Therefore using so
Unlocking mechanism, can realize lockset shut or unlocking action.But find in use, it is convex due to using cam structure
The reset position needs of wheel are very accurate, and otherwise will influence keeper shuts action.Therefore, also need to design cam on lockset
Position detecting switch.And cam structure is used, on the one hand not easy processing, on the other hand also inconvenient with the assembling of keeper, and
And complicated integral structure can be made, the raising of fault rate is also resulted in while production cost is improved.Therefore it is such to unlock
Mechanism needs further to improve.
Utility model content
Technical problem to be solved in the utility model is the present situation for prior art, there is provided it is a kind of simple in construction, add
The automatically controlled unlocking mechanism of work convenience and reliable operation.
Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of automatically controlled unlocking mechanism, including band
There are the dead bolt, motor and latch of locked groove, can close or open the fore shaft of lockset after the motion of described dead bolt, the latch
Described locked groove can be inserted or left in head, to stop or lock the motion for putting dead bolt, it is characterised in that：The afterbody of the latch
, can be with output axis rotation to be sleeved on the output shaft of motor provided with axis hole.
In such scheme, it is further preferred that, the sector to be connected with the axis hole is provided with described latch
Groove, the lock pin being provided with the output shaft of the motor in the fan groove；Also it is arranged on the output shaft simultaneously
There is one end to be fixed on the torsion spring on output shaft, the other end of the torsion spring is resisted against on described latch, makes described latch
All the time there is the trend rotated to locked groove bottom side.When locking, when locked groove corresponds to latch, torsion spring is utilized, it is possible to automatic
Ground makes latch drop into locked groove, so the purpose shut is realized without detection switch can, so that overall structure is more
Simply.
In above-mentioned preferred scheme, enter and be preferably, the mutually concentric distribution of the fan groove and axis hole, make lock pin against
It is more stable in fan groove two sides.
It is further improved to be in above-mentioned preferred scheme, also it is arranged with positioned at the lock on the output shaft of the motor
Stops both sides is simultaneously fixedly connected with integral intermediate plate with latch, leaves lock pin to prevent latch from moving axially so that lock
The locking work of stops is more reliable.
It is required that during locking, starting for motor can be increased to control by detecting the locked rotor current of motor, but it is preferred that
A component is provided with the dead bolt, at the same be configured be engaged with the component and when the corresponding latch of the locked groove act with
Start the first detection switch of motor work.The component can be the positioning convex being located on dead bolt, or magnetic block, it is right
Ying Di, the first described detection switch are the microswitch being engaged with positioning convex or the magnetic induction being engaged with magnetic block
Switch.It is real to start motor by the cooperation of positioning convex and microswitch, or the cooperation of magnetic block and magnetic induction switch
The working condition requirement of existing locking.
Equally, when locking in place or unlock in place when, motor stop can by detect motor locked rotor current increase
To control, but it is preferred that the location mark of the latch with output shaft rotation can be provided with the output shaft of the motor
Piece, cooperating therewith second detection switch is provided with by the location mark piece, when latch enter locked groove state or completely from
Under unlocking slot status, second detection switch action is stopped with controlled motor.
The location mark piece of the latch and the second detection switch can also be used in in the unlocking mechanism in torsion spring scheme,
That is the second detection switch and location mark piece are engaged, when latch touches dead bolt surface action or latch completely from
Act under unlocking slot status, be stopped with controlled motor.
Compared with prior art, because the utility model by motor output shaft directly drives latch to rotate, thus have
Parts are few, simple in construction, easy to process, and cost is low, the advantages of being easily installed, implement, and also have positioning reliable, close
Lock, locking freely, the characteristics of service life is long.When carrying out locking in particular by torsion spring, action is more sensitive, reliable, can have
The defects of keeper is with locked groove phase deviation in the prior art is overcome to effect, therefore such unlocking mechanism functional reliability is good, is worth
The popularization and application on all kinds of locksets.
Brief description of the drawings
Fig. 1 is that the utility model applies the positive stereoscopic diagram (blocking) on bicycle lock；
The back of the body that Fig. 2 is Fig. 1 regards schematic perspective view；
Fig. 3 is Fig. 1 perspective exploded view；
Fig. 4 is that the solid of motor in Fig. 3, latch, torsion spring, sealing block, the location mark piece of latch and output shaft is put
Big schematic diagram；
Fig. 5 is to remove the schematic perspective view after mask, preceding box body in Fig. 1；
Fig. 6 is to remove the schematic perspective view after bottom plate and battery case in Fig. 2；
Fig. 7 is Fig. 6 middle I magnified partial views (removing a wherein intermediate plate)；
Fig. 8 is the schematic perspective view (no torsion spring) being in Fig. 5 under unlocking condition；
Fig. 9 is the schematic perspective view (no torsion spring) being in Fig. 6 under unlocking condition；
Figure 10 is the structural representation fallen into Fig. 7 when latch in locked groove；
Figure 11 is the structural representation for being in unlocking condition in Figure 10 after motor rotating forward；
Figure 12 just touches structural representation during dead bolt for latch after motor reversal in Figure 11；
Figure 13 is that motor is in the structural representation for performing locking preparation after continuing reversion in Figure 12；
Figure 14 is structural representation when dead bolt movement is in closing fore shaft, locked groove just corresponds to latch in Figure 13.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figures 1 to 9, this automatically controlled unlocking mechanism is applied on bicycle lock, naturally it is also possible to is opened originally automatically controlled
Latch mechanism is applied on the lockset of the vehicles such as electric car, motorcycle, tricycle.
Lockset shown in figure is bicycle lock, and it includes housing 1, control circuit box 2, dead bolt in housing
3rd, extension spring 4 and automatically controlled unlocking mechanism 5, wherein housing 1 are assembled by mask 11 and bottom plate 12, have two on housing 1 downwards
Extension and the relative side arm 13 drawn close of elongated end, form the fore shaft 14 of the lockset between the elongated end of the two side arms, dead bolt 3 and draw
Spring 4 is located in the slideway 15 in the two side arms, and one end of dead bolt 3 is connected with one end of extension spring 4, and the other end of extension spring 4 is fixed on
In slideway 15, push button 6 is fixed with the other end of dead bolt 3, corresponding be wherein provided with a side arm passes through for push button axle and make to push away
The pilot hole 16 that button slides with dead bolt along slideway, push button 6 is so promoted, can drive dead bolt 3 in the slideway 15 at fore shaft 14
Slide, until the other end of dead bolt 3 closes fore shaft 14.Push button 6 is unclamped, dead bolt 3 then leaves fore shaft 14 in the presence of extension spring 4,
It is retracted into slideway 15.
Above-mentioned control circuit box 2 is combined by preceding box body 21, rear box body 22, is mounted therein with the following works of motor 51 of control
The control circuit board 7 of work, the wiring board 7 can be routine techniques, while can be configured with battery (not shown), be control line
Road and following motors provide power supply.
Above-mentioned automatically controlled unlocking mechanism 5 includes motor 51 and latch 52 and the above-mentioned dead bolt 3 with locked groove 31, the He of motor 51
Latch 52 is respectively positioned on by the slideway that dead bolt 3 is passed through, and the afterbody of latch 52 is provided with axis hole 521, to be sleeved on the defeated of motor
On shaft 511, the output shaft 511 of motor is supported with sealing block 53, axis hole 521 and the motor output shaft 511 of latch 52
Between carry out riveting fixation, can be rotated with output shaft 511.After motor 51 starts, latch 52 1 can be driven
Rotation is played, until the head of latch 52 is inserted or leaves locked groove 31, to stop or discharge the movement of dead bolt 3, is closed so as to reach
Lock and the purpose unlocked
During above-mentioned locking and unlocking, after stall face being turned to by latch, now motor drive current meeting
Rapid increase, control circuit board 7 detect that locked rotor current change meeting controlled motor is stopped, such as in locking, locking
Block 52 encounter locked groove 31 bottom or slideway breach 151 bottom when.When unlocking, latch encounters the retaining wall 17 in housing,
Now motor drive current can increase rapidly, and meeting controlled motor is stopped after control circuit board 7 detects the locked rotor current.
The flow that startup motor shut operation is, when external detection, which switchs, produces trigger signal, it is meant that the locked groove on dead bolt 3
31 have slided into the position shut, and after such control circuit board 7 detects this trigger signal, motor rotates immediately,
Motor output shaft 511 drives latch 52 to turn in locked groove 31, and when above-mentioned stall occurs, control circuit board 7 detects this
Motor rotation can be stopped after locked rotor current, thus completely shut.It is preferable to employ following structure：Opened on latch 52
Have the fan groove 522 to be connected with axis hole, in the present embodiment, fan groove 522 with the phase of axis hole 521 is concentric is distributed, the fan groove
Two sides can be formed in 522, in terms of torsion spring end, the second side B of first side A and neighbouring dead bolt away from dead bolt, please be join
See Fig. 4, and the lock pin 54 in the fan groove is installed on the output shaft 511 of motor；Simultaneously output shaft on 511 also
The torsion spring 55 that one end is fixed on output shaft is arranged with, the other end of the torsion spring 55 is resisted against on latch 52, makes latch 52
All the time there is the trend rotated to the side of dead bolt 3, i.e., in the case of no external force, the torsion spring makes lock pin be resisted against first side all the time
On A.Lock pin 54 is left in order in rotary course, prevent latch 52 from being moved axially on output shaft, in the defeated of motor
The intermediate plate 56 positioned at the both sides of latch 52 is also set with shaft 511, two intermediate plate is fixed together with latch, to play axle
To spacing effect.In this preferred structure, two intermediate plate 56 and latch can rotate relative to motor output shaft.
Unlocking mechanism with above-mentioned torsion spring, its unlocking process are as follows：Figure 10 is the state that latch is located in locked groove, this
When torsion spring be in de-energized state, i.e. nature.When needing to unlock, start motor, make motor output shaft by shown in Figure 10
Arrow is rotated counterclockwise, and now torsion spring starts energy storage, and subsequent lock pin is resisted against on the first side A of fan groove, at this moment motor
The rotation of output shaft, by lock pin latch and two intermediate plates can be driven to overcome the frictional force between intermediate plate and dead bolt latter
Rise and rotate counterclockwise, once latch and two intermediate plates leave locked groove (referring to such as Figure 11), dead bolt is then multiple in the presence of extension spring
Position, that is, leave fore shaft, be retracted into slideway and (refer to Fig. 8 and Fig. 9), completes unlocking action.
Then can be to shut to get ready next time：After above-mentioned unlocking, motor is then rotated clockwise (in such as Figure 11
Shown arrow), equally under the twisting force of torsion spring, latch and two intermediate plates rotate clockwise with motor output shaft together,
Until touching the outer surface of dead bolt, Figure 12 is referred to.Then motor continues to rotate clockwise, and overcomes the torsion of torsion spring to continue band
Dynamic lock pin rotates clockwise, untill lock pin is resisted against on the second side B of fan groove, such as Figure 13, and latch and
Intermediate plate also tightly pressure holding on the surface of dead bolt.Now the locked rotor current of motor increases rapidly, and controlled motor is stopped.
With above-mentioned torsion spring to shut process as follows：When needing to shut, with hand propelled push button, the active force of extension spring is overcome,
Drive dead bolt to be slided toward fore shaft direction, (refer to Fig. 5 and Fig. 6) when dead bolt closes fore shaft, the locked groove on dead bolt also slides into
The position corresponding with latch, at this moment in the presence of torsion spring torsion, latch and two intermediate plates turn clockwise, and refer to
Figure 14, i.e., at this moment latch and two intermediate plates rapidly can be fallen in locked groove, and state is shut in as shown in Figure 10.It is like this all
And renew, realize unlocking, block action.
Although preferred embodiment of the present utility model described in detail above, it is to be clearly understood that for this
For the technical staff in field, the utility model can also have various modifications and variations, as described above each embodiment, thus it is possible to vary lock
The limit method of stops, the fan groove changed above latch turn into two projections above latch, to play latch rotation
Turn the spacing etc. of scope and reach the purpose of this utility model.It can also disappear simultaneously and take the structure of torsion spring, fan groove and lock pin, lock
A component is set up on tongue, the component can be the positioning convex 32 or magnetic block being located on dead bolt, while be configured with this first
The first detection switch that component is engaged, you can think the microswitch 57 that is engaged with positioning convex 32 or with magnetic block phase
The magnetic induction switch of cooperation.When 31 corresponding latch of locked groove, positioning convex 32 can touch microswitch 57, and (or magnetic block touches
Send out magnetic induction switch action), Fig. 6 is referred to, now microswitch acts, and can start motor 51 and work, drive locking therewith
Block 52 rotates (now, latch is fastened on motor output shaft, and the two is relatively unrotatable), latch 52 is dropped into lock
In the locked groove 31 of tongue, realization shuts action.
And controlled motor is stopped, except increasing rapidly to control above by driving current when detecting motor rotation blockage
In addition, it can also be realized by the time that controlled motor rotates, or be provided with the output shaft 511 of motor with output shaft
The location mark piece 58 of the latch of rotation, cooperating therewith second detection switch 59 is provided with by the location mark piece 58,
That is position detecting switch, when latch 52 enters under the state of locked groove 31 or latch leaves locked groove completely, or when above-mentioned band
When having the latch in torsion spring scheme to touch dead bolt surface, second detection switch 59 acts, and is stopped with controlled motor.
Certainly in addition, can also use existing other switches, be substituted such as light-operated switch, i.e., it is all it is of the present utility model spirit with
Any modification, equivalent substitution and improvements made within principle etc., should be included within the scope of protection of the utility model.
Claims (8)
1. a kind of automatically controlled unlocking mechanism, including the dead bolt (3) with locked groove (31), motor (51) and latch (52), described
It can be closed after dead bolt (3) motion or the fore shaft (14) of open lockset, the head of the latch (52) can be inserted or leave described
Locked groove (31), to stop or lock the motion for putting dead bolt (3), it is characterised in that：The afterbody of the latch (52) is provided with axis hole
(521), can be with output axis rotation to be sleeved on the output shaft of motor (511).
2. automatically controlled unlocking mechanism according to claim 1, it is characterised in that：Be provided with described latch (52) with it is described
The fan groove (522) that axis hole connects, the lock pin (54) in the fan groove is installed on the output shaft of the motor；
The torsion spring (55) that one end is fixed on output shaft is also arranged with the output shaft simultaneously, the other end of the torsion spring is resisted against institute
On the latch (52) stated, make described latch (52) that there is the trend rotated to locked groove (31) bottom side all the time.
3. automatically controlled unlocking mechanism according to claim 2, it is characterised in that：The fan groove (522) and axis hole (521) phase
Distribution with one heart.
4. the automatically controlled unlocking mechanism according to Claims 2 or 3, it is characterised in that：On the output shaft (511) of the motor also
It is arranged with positioned at the latch (52) both sides and is fixedly connected with integral intermediate plate (56) with latch.
5. automatically controlled unlocking mechanism according to claim 1, it is characterised in that：A component is provided with the dead bolt (3), together
When be configured with and be engaged with the component and acted when corresponding latch (52) of the locked groove (31) to start the of motor work
One detection switch.
6. automatically controlled unlocking mechanism according to claim 5, it is characterised in that：Described component is the positioning being located on dead bolt
Raised (32) or magnetic block, accordingly, the first described detection switch be the microswitch (57) that is engaged with positioning convex or
The magnetic induction switch that person is engaged with magnetic block.
7. the automatically controlled unlocking mechanism according to claim 5 or 6, it is characterised in that：On the output shaft (511) of the motor also
Be provided with output shaft rotation latch location mark piece (58), be provided with by the location mark piece it is cooperating therewith and
Act in the case where action or latch under latch enters locked groove state leave locked groove state completely, be stopped with controlled motor
The second detection switch (59).
8. automatically controlled unlocking mechanism according to claim 4, it is characterised in that：Be also equipped with the output shaft of the motor with
The location mark piece (58) of the latch of output shaft rotation, is provided with cooperating therewith and in latch by the location mark piece
(52) action or latch (52) leave under locked groove (31) state action, to control electricity completely when touching dead bolt (3) surface
The second detection switch (59) that machine is stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720743865.6U CN206917434U (en) | 2017-06-23 | 2017-06-23 | A kind of automatically controlled unlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720743865.6U CN206917434U (en) | 2017-06-23 | 2017-06-23 | A kind of automatically controlled unlocking mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206917434U true CN206917434U (en) | 2018-01-23 |
Family
ID=61322943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720743865.6U Expired - Fee Related CN206917434U (en) | 2017-06-23 | 2017-06-23 | A kind of automatically controlled unlocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206917434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167549A (en) * | 2018-10-17 | 2019-01-08 | 惠州市博实结科技有限公司 | Motor control assembly and electronic lock |
| WO2020163034A1 (en) * | 2019-02-08 | 2020-08-13 | Southco, Inc. | Electronic lock |
-
2017
- 2017-06-23 CN CN201720743865.6U patent/CN206917434U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109167549A (en) * | 2018-10-17 | 2019-01-08 | 惠州市博实结科技有限公司 | Motor control assembly and electronic lock |
| WO2020163034A1 (en) * | 2019-02-08 | 2020-08-13 | Southco, Inc. | Electronic lock |
| CN113646498A (en) * | 2019-02-08 | 2021-11-12 | 索斯科公司 | Electronic lock |
| US20220136285A1 (en) * | 2019-02-08 | 2022-05-05 | Southco, Inc. | Electronic lock |
| CN113646498B (en) * | 2019-02-08 | 2024-03-19 | 索斯科公司 | Electronic lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180123 Termination date: 20190623 |