CN208089038U - Compact-sized electronic lock - Google Patents

Abstract

The utility model provides compact-sized electronic lock, including：Lock tongue, locking assembly connect the lock tongue, are conjugated by lock tongue described in operations linkage of unlocking or lock rotates；Electromagnet includes the stop working state for the working condition and power-off being powered, is combined with the locking assembly under stop working state, disengaged with the locking assembly under working condition；Shell has the cavity for accommodating parts including main body and lid close the panel in main body in the main body；Control circuit board is inserted into the cavity along the vertical panel direction, and is left chamber and right chamber by the cavity spacer；The left chamber is sequentially arranged at right chamber from top to bottom for placing accumulator, the locking assembly, the electromagnet and the tab terminal of the connection control circuit board and external power.By the way that control circuit board is inserted into cavity along vertical panel direction, reduces the placement space of control circuit board, using the structure of left and right arrangement, have the advantages that compact-sized, small and exquisite.

Description

Compact-sized electronic lock

Technical field

The utility model is related to the fields of electronic lock, in particular to a kind of energy-saving electronic lock and its control method.

Background technology

Mailbox, file cabinet, safety box etc. largely install and use conventional cam lock at present, and user uses tradition machinery Key is opened, however key carries the inconvenience of management, and leading to user, there are inconveniences using process.With internet and Internet of Things Net becomes increasingly popular, and intelligent, the multi-functional words of cam lock are also faced with the challenge of new era.However in intelligence structure and more work( Can structure addition, lead to that cam lock is complicated and volume is big, there is a problem of being difficult to applicable.

Utility model content

The utility model provides a kind of compact-sized electronic lock, it is intended to improve the cam lock structure that intelligence structure is added Complicated, bulky problem.

The utility model is realized in this way：

Compact-sized electronic lock, including：

Lock tongue is linked in the inside of door or babinet and is rotationally conjugated to lockset position of coupler or locked position；

Locking assembly connects the lock tongue, is conjugated by lock tongue described in operations linkage of unlocking or lock rotates；

Electromagnet includes the stop working state of the working condition and power-off that are powered, under stop working state with the lock Tight component combines, and is disengaged with the locking assembly under working condition；

Shell has the cavity for accommodating parts including main body and lid close the panel in main body in the main body；

Control circuit board is inserted into the cavity along the vertical panel direction, and is left chamber and the right side by the cavity spacer Chamber；

The left chamber is for placing accumulator, the locking assembly, the electromagnet and the connection control circuit board It is sequentially arranged at right chamber from top to bottom with the tab terminal of external power.

Further, be equipped in the utility model preferred embodiment, in the middle part of the right chamber be divided into ante-chamber with The partition board of back cavity.

Further, in the utility model preferred embodiment, the panel is fixed by fixing piece and the partition board Connection.

Further, in the utility model preferred embodiment, the electromagnet is fixed on by holder and fixing piece On the partition board.

Further, in the utility model preferred embodiment, the holder includes limiting described electromagnet or so fortune The second limiting section that dynamic the first limiting section and the limitation electromagnet moves up and down.

Further, in the utility model preferred embodiment, the electromagnet is included under the working condition of energization The dynamic iron core that is mutually attracted and determine iron seat, it is described to determine iron seat and be located on holder.

Further, in the utility model preferred embodiment, location hole, the tip side are offered on the partition board The round platform of son is connected in the location hole.

Further, in the utility model preferred embodiment, the locking assembly includes lock core and lock housing, the lock Core is conjugated by operation of unlocking or lock to lockset position of coupler or locked position, and the lock housing is set in the lock core outer layer, and institute Lock housing is stated to connect by telescopic screening with the lock core.

The utility model has the beneficial effects that：The cam lock that the utility model is obtained by above-mentioned design, by that will control Circuit board is inserted into cavity along vertical panel direction, reduces the placement space of control circuit board, and is left chamber and the right side by cavity spacer Chamber.Using the structure of left and right arrangement, the space of cavity is efficiently used, improve space availability ratio, have compact-sized, small and exquisite excellent Point.

Description of the drawings

It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root Other relevant attached drawings are obtained according to these attached drawings.

Fig. 1 is the embodiment of the present invention, structural schematic diagram of the cam lock under the first visual angle；

Fig. 2 is the embodiment of the present invention, structural schematic diagram of the cam lock under the second visual angle；

Fig. 3 is the embodiment of the present invention, structural schematic diagram of the cam lock under third visual angle；

Fig. 4 is sectional view of the cam lock shown in FIG. 1 along the directions A-A；

Fig. 5 is sectional view of the cam lock shown in Fig. 2 along the directions B-B；

Fig. 6 is sectional view of the cam lock shown in Fig. 2 along the directions C-C；

Fig. 7 is the stereogram of panel in cam lock shown in FIG. 1；

Fig. 8 be in cam lock shown in FIG. 1 knob in the schematic diagram at the first visual angle；

Fig. 9 be in cam lock shown in FIG. 1 knob in the schematic diagram at the second visual angle；

Figure 10 is the circuit diagram of driving circuit；

Figure 11 is the circuit diagram of feedback circuit；

Icon：X- keys；1- shells；11- right chambers；12- left chambers；14- accumulators；13- tab terminals；15- control circuits Plate；16- partition boards；17- ante-chambers；18- back cavities；19- location holes；2- panels；21- induction zones；22- limiting slots；3- lock tongues；31- is supported Splenium；31- arc sections；33- flat parts；4- knobs；41- through-holes；42- limited blocks；5- lock cores；51- keyholes；52- linkage portions； 6- lock housings；61- limit holes；7- electromagnet；71- dynamic iron cores；72- determines iron seat；73- helical springs；74- pedestals；75- holders；8- Movable lock set；9- hoodle components；91- steel balls；92- springs.

Specific implementation mode

To keep the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability The every other embodiment that domain those of ordinary skill is obtained without creative efforts, belongs to the present invention The range of protection.Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit and wants below The scope of the present invention of protection is sought, but is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention, The every other embodiment that those of ordinary skill in the art are obtained without creative efforts belongs to this Invent the range of protection.

Embodiment 1

Shown in Fig. 9, cam lock includes shell 1, locking assembly and lock tongue 3, has receiving zero in shell 1 The cavity of part, locking assembly are located in cavity, and locking assembly is stretched out linkage portion 52 out of cavity and connect with lock tongue 3.Locking Component blocking lock bolt 3 is conjugated to lockset position of coupler or locked position.

In embodiment, locking assembly includes lock core 5 and lock housing 6, is operated to unlocking position in cavity by unlocking or locking It sets or locked position conjugates.Lock housing 6 is set in 5 outer layer of lock core, and the two is connected by telescopic screening.

In embodiment, unlocking mode can be that traditional machinery is unlocked：It is equipped with keyhole 51 in lock core 5, is inserted into key X It pushes the connection of screening and lock core 5 open, and unlocks or lock by key X linkage lock cores 5.

Further, unlocking mode can also be that card induction is unlocked：Further comprise that electromagnet 7, electromagnet 7 include dynamic iron Core 71 and determine iron seat 72, the limit hole 61 being adapted to dynamic iron core 71 is offered on the excircle side wall of lock housing 6.The work shape of energization Under state, dynamic iron core 71 with determine iron phase and be mutually attracted, dynamic iron core 71 is disengaged with lock housing 6, and lock housing 6 can rotate, and lock housing 6 can be at this time Lock core 5 moves together.Screening need not be pushed open by key X, need not be opened using key X, for example, being driven by knob 4 Lock core 5 moves together with lock housing 6.Card induction unlocking process：After high frequency card incudes in 2 induction zone of panel, 21 domain, electromagnet 7 is powered In running order, dynamic iron core 71 is attracted the disengagement from lock housing 6 with iron seat 72 is determined, by turn knob 4 with movable lock core 5, lock housing 6 Lockset position of coupler is moved to together, completes to unlock.Dynamic iron core 71 resets after electromagnet 7 is stopped, and is reset to by knob 4 Lock position makes dynamic iron core 71 be recombined with lock housing 6, limits the movement of lock housing 6, completes locking.

Determine iron seat 72 to include the pedestal 74 being fixed on shell 1, the fixed core that is located inside pedestal 74 and be located at and determine iron Coil between core and pedestal 74, dynamic iron core 71 can move back and forth in the mounting hole of compatible fixed core.It is set in fixed core Have and the helical spring 73 that elastic force makes it reset is applied to dynamic iron core 71, the insertion mounting hole of dynamic iron core 71 one end, which is equipped with, is pressed on spiral shell Revolve the step on spring 73.

By lock housing 6, the structure design of lock core 5 and electromagnet 7, can enough key X unlockings can also be opened open with induction Lock.And structure is received by the structure that is arranged of lock housing 6 and lock core 5, electromagnet 7 and the pumping of lock housing 6, optimize the combination of two kinds of structures, With a variety of unlocking structures, it can more meet Client application demand.

In embodiment, further comprise knob 4, through-hole 41 is opened up on knob 4, it is suitable that lock core 5 has 52 phase of rectangular linkage portion That matches stretches into through-hole 41, and through-hole 41 coordinates one end to be square with lock core 5, and lock core 5 is inserted into matched, turning knob in through-hole 41 4 lock cores 5 that can link move together.Key X unlockings or knob 4 is either used to unlock, knob 4 can all be rotated with lock core 5. Rotational angle of the lock core 5 between lockset position of coupler and locked position is limited, it is preferred that lock core 5 is in lockset position of coupler and locked position Between rotational angle be 90 °.It is furthermore preferred that the arc-shaped limiting slot 22 that 4 outside circumferential projection of knob opens up on shell 1 The limited block 42 of interior movement, limited block 42 can only move the rotational angle of limitation lock core 5, knob 4 in limiting slot 22, have knot The advantages of structure optimizes.

In embodiment, the head end of lock tongue 3 is connect with lock core 5, is linked and is rotationally conjugated, end bent with lock core 5 At the pressure section 31 being pressed on door or babinet.It is limited by the structure of cam lock, under locked state, lock tongue 3 and doorjamb or case Often there are gap between body frame, the door of door or babinet passes through pressure section 31 using easy shakings such as process, transportational processes Gap can be reduced or eliminated, to improve locking back door or babinet door stability.Lock tongue 3 is set in lock core 5 and stretches out shell On the end of thread of body 1, and it is fixed by the cooperation of fixing nut and the end of thread.Preferably, pressure section 31 and lock tongue 3 is flat It is seamlessly transitted by arc sections 32 between straight portion 33, the angle that arc sections 32 correspond to central angle is 75 ° to 100 °.

In embodiment, further comprise the movable lock set 8 being arranged with the locked position homonymy of lock tongue 3, movable lock set 8 The door of door or babinet is placed in closed state with rim fits.Movable lock set 8 includes telescopically being stretched out from inside to outside from shell 1 Active tongue and connect shell 1 and active tongue elastic component.The external part of active tongue is by the first arcwall face and the second arcwall face It is crossed to form similar three-legged structure, when the door of sliding door or babinet, the first arcwall face or the second arcwall face forced contraction do not influence It unlocks and is acted with locking.The rim fits of the door of increase activity lock set 8 and door or babinet, can in the case where not locking incite somebody to action The door of door or babinet is closed.

In embodiment, further comprise hoodle component 9, coordinates with the slot in place opened up in an axial direction on 6 lateral wall of lock housing, bullet Pearl component 9 includes steel ball 91 and connects the spring 92 of steel ball 91 and shell 1.Slot includes difference lockset position of coupler or upper lock-bit in place Corresponding first slot and the second slot are set, steel ball 91 and the first slot or the second slot coordinate, first, there is certain position-limiting action, second is that User, which can understand to perceive, has been rotated into lockset position of coupler or locked position, and stopping continues the movement of lock core 5 that links, and reduces lock core 5, knob 4 carries out excessive unnecessary movement, and the abrasion of less parts extends the service life, and user's soft handle.

In embodiment, control aspect：Including control circuit, including microcontroller and connect with microcontroller sensor circuit, Feedback circuit and driving circuit.Sensor circuit includes the sensing device being located on panel 2, in high frequency card close to 21 domain of induction zone When, sensing device sends signal to microcontroller so that microcontroller is further sent out control instruction according to sensing device.

The first signal microcontroller based on feedback circuit feedback, which controls risen driving circuit, to be stopped providing electricity to electromagnet 7 Source so that electromagnet 7 is stopped.Preferably, feedback circuit detects whether to have unlocked by hall device, has been opened if detecting Lock, then send the first signal to microcontroller, and sending out electric signal to driving circuit after microcontroller the first signal of reception stops to electromagnetism Iron 7 is powered, and the power consumption of electromagnet 7 is reduced, and achievees the purpose that reduce power consumption.

In addition, maintaining electromagnet 7 in running order in finite time after the signal of microcontroller reception sensor circuit.Electricity Microcontroller, which receives the first signal and directly controls electromagnet 7, in the in running order finite time of magnet 7 is stopped.Example Such as, after brush is opened, dynamic iron core 71 in electromagnet 7 maintains after suction condition 3s, 3s regardless of whether unlock or locking, can all stop pair The power supply of electromagnet 7 also effectively controls the power consumption of electromagnet 7.And within the time of 3s, it has unlocked if feedback circuit detects The first signal is sent to microcontroller, then microcontroller directly sends out signal and stops powering to electromagnet 7, if unlocked immediately after swiping the card The time that this time often only needs 1.5s even shorter, therefore greatly reduce the power consumption of electromagnet 7.

In embodiment, driving circuit includes the triode, metal-oxide-semiconductor and diode being sequentially connected in series, the base stage of triode with Emitter connects microcontroller, and diode is in parallel with electromagnet 7.The source electrode of the collector connection metal-oxide-semiconductor of triode, the grid of metal-oxide-semiconductor Pole is grounded, the anode of the drain diode of metal-oxide-semiconductor, the power input of the cathode connection electromagnet 7 of diode.Feedback circuit packet Hall device and two capacitances are included, two capacitances are separately connected two terminals of hall device, and the leading-out terminal of hall device connects Connect microcontroller.Control circuit is powered by accumulator 14, or the connector that setting is electrically connected with direct current or exchange in cavity Terminal 13, tab terminal 13 are connect with external power, control circuit respectively, therefore control circuit also can directly be supplied by external power Electricity.

In embodiment, control circuit board 15 is inserted into cavity along 2 direction of vertical panel, and the placement for reducing control circuit board 15 is empty Between, and be left chamber 12 and right chamber 11 by cavity spacer.Left chamber 12 is for placing accumulator 14, locking assembly, electromagnet 7 and company Connection control circuit plate 15 and the tab terminal 13 of external power are sequentially arranged at right chamber 11 from top to bottom.The structure arranged using left and right, The space of cavity is efficiently used, space availability ratio is improved, has the advantages that compact-sized, small and exquisite.

Preferably, 11 middle part of right chamber is equipped with the partition board 16 for being divided into ante-chamber 17 and back cavity 18, and panel 2 passes through fixing piece It is fixedly connected with partition board 16.Electromagnet 7 is fixed on by holder 75 and fixing piece on partition board 16, and holder 75 includes limitation electromagnet The second limiting section that the first limiting section and limitation electromagnet 7 of 7 side-to-side movements move up and down.Location hole is offered on partition board 16 19, the round platform of tab terminal 13 is connected in location hole 19.

Embodiment 2

Using the energy-saving control method of the cam lock in embodiment 1, including：

After receiving the signal that sensor circuit is sent out, sends electric signal control electromagnet 7 to driving circuit and work；

After receiving the first signal that feedback circuit is sent out, sends electric signal control electromagnet 7 to driving circuit and be stopped； Or it is stopped after 7 continue working finite time of electromagnet.

Preferably, the finite time of 7 continue working of electromagnet is 2.5s to 4s, more preferably 3s.By controlling electromagnetism 7 continuous working period of iron or in the case that detect unlocked stop electromagnet 7 work come realize reduce power consumption purpose.

It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for the technology of this field For personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (8)

1. compact-sized electronic lock, which is characterized in that including：

Lock tongue is linked in the inside of door or babinet and is rotationally conjugated to lockset position of coupler or locked position；

Locking assembly connects the lock tongue, is conjugated by lock tongue described in operations linkage of unlocking or lock rotates；

Electromagnet includes the stop working state of the working condition and power-off that are powered, under stop working state with the locking group Part combines, and is disengaged with the locking assembly under working condition；

Shell has the cavity for accommodating parts including main body and lid close the panel in main body in the main body；

Control circuit board is inserted into the cavity along the vertical panel direction, and is left chamber and right chamber by the cavity spacer；

The left chamber for placing accumulator, the locking assembly, the electromagnet and the connection control circuit board with it is outer The tab terminal of power supply is sequentially arranged at right chamber from top to bottom.

2. compact-sized electronic lock according to claim 1, which is characterized in that be equipped with and separated in the middle part of the right chamber For the partition board of ante-chamber and back cavity.

3. compact-sized electronic lock according to claim 2, which is characterized in that the panel by fixing piece with it is described Partition board is fixedly connected.

4. compact-sized electronic lock according to claim 3, which is characterized in that the electromagnet passes through holder and fixation Part is fixed on the partition board.

5. compact-sized electronic lock according to claim 4, which is characterized in that the holder includes limiting the electromagnetism The second limiting section that the first limiting section and the limitation electromagnet of iron side-to-side movement move up and down.

6. compact-sized electronic lock according to claim 5, which is characterized in that the electromagnet is included in the work of energization Make the dynamic iron core being mutually attracted under state and determines iron seat, it is described to determine iron seat and be located on holder.

7. compact-sized electronic lock according to claim 2, which is characterized in that location hole is offered on the partition board, The round platform of the tab terminal is connected in the location hole.

8. compact-sized electronic lock according to claim 1, which is characterized in that the locking assembly includes lock core and lock Shell, the lock core are conjugated by operation of unlocking or lock to lockset position of coupler or locked position, and the lock housing is set in the lock core Outer layer, and the lock housing is connect with the lock core by telescopic screening.