CN206071275U - A kind of electronic password lock - Google Patents

Abstract

A kind of electronic password lock of the present utility model includes lock body, charge power supply, battery case and the battery compartment being arranged in the lock body, battery case is releasably engageable to battery compartment, battery compartment is provided with slot and is arranged at a pair of engaging part of slot both sides, control unit and electrodynamic element in lock body is selectively electrically connected to charge power supply and battery, battery case includes battery tray, operating portion and a pair of elastic arms, battery tray is provided with accommodating chamber, for installing battery, operating portion is arranged at the outside of battery case, battery tray extends from operating portion one forward, towards the slot of battery compartment, elastic arm is positioned apart from battery tray both sides, it is releasably engageable to the fastener of battery compartment, so that battery tray is separably inserted in slot.So as to the dual power supply mode using portable power source and charge power supply, it is ensured that the power demands to electronic password lock, in case the situation that cannot be powered at electronic password lock in time occurs.

Description

A kind of electronic password lock

Technical field

The utility model is related to a kind of lockset, specifically, is a kind of electronic password lock with multiple power source.

Background technology

As the continuous improvement of scientific and technological level, many electronic products are arisen at the historic moment, the demand that people increasingly increase is met, especially Which is microminiature electronic equipment, is even more pursued and favors by people.Due to the small volume of microminiature electronic equipment, to supplying The volume of battery it is also proposed that require, thus button cell is widely used in microminiature electronic equipment, such as electronic watch, Electronic password lock, electronic scale, electronic dictionary, electronic toy, counter and camera etc..

Conventional button cell is typically directly arranged in electron carrier, by battery cover seal, changes battery more numb It is tired, and affect the overall aesthetic degree of electron carrier.When the battery replacement is required, battery cover is opened, due to exercisable space It is less, take out more difficult by finger, also usually need tweezers to go out button battery clamp, it is more inconvenient to changing battery.Separately On the one hand, some electronic password locks cannot install battery cover at its back, and the back of electronic password lock is mounted directly on cabinet door, just It is difficult to detachable battery and battery cover are installed in electronic password lock, if still more only with a kind of mode to electronic cipher Lock power supply, has power supply situation not in time and occurs, once electronic password lock does not have electricity, it is impossible to timely and effectively powered, no Beneficial to the use of electronic password lock, operation cannot be unlocked to electronic password lock if the situation is critical, Jing is likely to result in Ji loss.

Utility model content

Main purpose of the present utility model is to provide a kind of electronic password lock, and which adopts portable power source and charge power supply Dual power supply mode, it is ensured that the power demands to electronic password lock, in case the situation that cannot be powered at electronic password lock in time is sent out It is raw.

Another object of the present utility model is to provide a kind of electronic password lock, and which is set by the integrative-structure to battery case Meter, is able to install immediately or change battery, while its small volume, be suitable to it is separable be installed in electronic password lock, so as to Aid is not needed, is able to rapidly battery is dismantled from electronic password lock, effectively solving microminiature electronic password lock Battery installs inconvenient problem.

Another object of the present utility model is to provide a kind of electronic password lock, and which is made by the reversible deformation of elastic arm Obtain battery case to be detachably mounted in electronic password lock, mounting structure is simple, it is not necessary to which extra battery cover is packaged.

The another object of this practicality is to provide a kind of electronic password lock, its compact conformation, outside and the electricity of battery case The housing of electronic puzzle lock mutually agrees with, and does not interfere with the outward appearance of electronic password lock.

To reach object above, the technical solution adopted in the utility model is：A kind of electronic password lock includes lock body, charges Power supply, battery case and the battery compartment being arranged in the lock body, the lock body include housing, combination disk, control unit, electronic Unit and cage knob unit, the combination disk are arranged at the upper surface of the housing, and described control unit is provided with and the password The decoder module that disk is engaged, described control unit are electrically connected to the electrodynamic element, and the cage knob unit is rotationally from institute State housing to stretch out, the electrodynamic element is operably connected the cage knob unit, and being controlled the cage knob unit is carried out Unlocking operation, the charge power supply are installed in the lock body, and the housing is provided with charge port, and the charge power supply is by described Charge port is carried out external power supply and is able to be charged and store electric energy, wherein, the battery case is releasably engageable to the electricity Chi Cang, the battery case are provided with battery, and described control unit and the electrodynamic element are selectively electrically connected to the charging The battery of power supply and the battery case, the battery compartment are provided with slot and are arranged at a pair of engaging part of the slot both sides, The battery case includes battery tray, operating portion and a pair of elastic arms, and the battery tray is provided with accommodating chamber, the accommodating chamber with In battery is installed, the operating portion is arranged at the outside of the battery case, and the battery tray prolongs from operating portion one forward Stretch, towards the slot of the battery compartment, the slot is suitable to accommodate the battery tray and the elastic arm, the elastic arm interval Be arranged at the battery tray both sides, the elastic arm is integrally connected to the operating portion, and the elastic arm is separably engaged In the fastener of the battery compartment so that the battery tray is separably inserted in the slot.

Further, the battery case is provided with elastic space, and the elastic space is formed at the elastic arm with the electricity Between stall, the elastic space is suitable to the reversible deformation of the elastic arm.

Further, projection is provided with the outside of each described elastic arm, the fastener is provided with engagement groove, described prominent Rise and adapt to the engagement groove, the projection of the elastic arm is able to the engagement groove for being releasably engageable to the battery compartment.

Further, the battery compartment is provided with notch, and the notch is opened in the side of the housing, the notch connection The slot is inserted in the slot through the notch with the external world, the battery tray, and the operating portion closes the notch.

Further, the battery tray includes a pair of registration arm, and the registration arm is from the operating portion integratedly with respect to arc Shape extends, and forms the accommodating chamber, be suitable to button cell is positioned in the accommodating chamber between the registration arm.

Further, each described registration arm has free end, and the battery tray is provided with position gap, the position gap It is formed between the free end, is suitable to the registration arm and flexibly button cell is positioned in the accommodating chamber.

Further, the battery tray further includes locating part, and the locating part is arranged at the upside of the registration arm And downside, the locating part radially-inwardly projects from the registration arm, is suitable to battery is positioned between the locating part.

Further, the locating part includes upper limit part and lower limit part, and the upper limit part compartment of terrain is along described The upside inner periphery annular of registration arm is prominent, and the lower limit part radially-inwardly prolongs from the downside inner periphery of the registration arm Stretch.

Further, area of the area of the upper limit part more than the lower limit part.

Further, the upper limit part is provided with spacing gap, and the lower limit part is below the spacing gap.

Further, the battery case further includes the drive division being arranged on the operating portion, the drive division from The operating portion is integrally projected upwards.

Further, the electrodynamic element is magnetic valve or motor.

Preferably, the cage knob unit includes moving block and locking plate, and the moving block protrudes from the back side of the housing, The moving block is connected to the electrodynamic element, and the electrodynamic element drives the moving block to rotate, and the locking plate peace turns in institute One end of moving block is stated, is relatively rotated with the rotation of the moving block, is able to be locked or unlocked operation.

Preferably, the cage knob unit rotationally run through the housing, the cage knob unit include knob, moving block with And locking plate, the knob protruded from before the housing, and the moving block relatively protrudes from the back side of the housing, described Moving block can be with the knob, and the locking plate peace turns in one end of the moving block, with the moving block rotation and Relatively rotate, be able to be locked or unlocked operation.

Further, the lock body includes display screen, and the display screen is arranged in the combination disk, the display screen electricity Described control unit is connected to, for showing the locking information of the electronic password lock.

Description of the drawings

Fig. 1 is according to a kind of explosive view of electronic password lock of the present utility model.

Fig. 2 is the stereogram according to the electronic password lock of the present utility model.

Fig. 3 A are the stereograms according to battery case of the present utility model.

Fig. 3 B are the schematic diagrames according to the battery case of the present utility model.

Fig. 4 A are the scheme of installations according to battery case of the present utility model with battery compartment.

Fig. 4 B are the partial enlarged drawings of the battery compartment according to Fig. 4 A.

Fig. 5 is the schematic diagram that the electronic password lock is installed to according to the battery case of the present utility model.

Fig. 6 is the multiple power source schematic diagram according to the electronic password lock of the present utility model.

Fig. 7 is another kind of Deformable Volumetric figure according to electronic password lock of the present utility model.

Specific embodiment

Hereinafter describe for disclosing the utility model so that those skilled in the art can realize the utility model.Hereinafter retouch Preferred embodiment in stating is only used as citing, it may occur to persons skilled in the art that other obvious modifications.

As shown in Figures 1 to 6 be a kind of electronic password lock 1, the electronic password lock 1 include lock body 30, charge power supply 40, Battery case 10 and the battery compartment 20 being arranged in the lock body 30, the lock body 30 include that housing 31, combination disk 32, control are single Unit 33, electrodynamic element 34 and cage knob unit 35, the combination disk 32 are arranged at the upper surface of the housing 31, the control list Unit 33 is provided with the decoder module being engaged with the combination disk 32, and described control unit 33 is electrically connected to the electrodynamic element 34, The cage knob unit 35 rotationally stretches out from the housing 31, and the electrodynamic element 34 is operably connected the cage knob Unit 35, being controlled the cage knob unit 35 carries out unlocking operation, and the charge power supply 40 is installed in the lock body 1, institute State housing 31 and be provided with charge port 36, the charge power supply 40 be able to be charged come external power supply by the charge port 36 and Storage electric energy, wherein, the battery case 10 is releasably engageable to the battery compartment 20, and the battery case 10 is provided with battery 2, Described control unit 33 and the electrodynamic element 34 are selectively electrically connected to the charge power supply 40 and the battery case 10 Battery 2, the battery compartment 20 are provided with slot 21 and are arranged at a pair of engaging part 22 of 21 both sides of the slot, the battery case 10 include battery tray 11, operating portion 12 and a pair of elastic arms 13, and the battery tray 11 is provided with accommodating chamber 100, the accommodating chamber 100 for installing battery 2, and the operating portion 12 is arranged at the outside of the battery case 10, and the battery tray 11 is from the behaviour Make 12 one of portion to extend forward, towards the slot 21 of the battery compartment 20, the slot 21 is suitable to accommodate 11 He of the battery tray The elastic arm 13, the elastic arm 13 are positioned apart from 11 both sides of the battery tray, and the elastic arm 13 is integrally connected to The operating portion 12, the elastic arm 13 are releasably engageable to the fastener 22 of the battery compartment 20 so that the battery tray 11 are separably inserted in the slot 21, are maintained the battery case 10 in engagement state or released state so that The battery case 10 is detachably mounted in the battery compartment 20, when 13 shifting ground of the elastic arm is engaged in the battery compartment During fastener 22 in 20, the battery case 10 is in the engagement state, when the elastic arm 13 departs from the fastener 22 When, the battery case 10 is in the released state, is able to instantaneously changing battery 2.So as to the portable power source using the battery 2 With the dual power supply mode of the charge power supply 40, it is ensured that the power demands to electronic password lock 1, in case cannot be powered in time The situation of electronic password lock occurs, while designed by the integrative-structure to the electronic password lock 10, be able to install immediately or Change battery 2, while its small volume, be suitable to it is separable be installed in microminiature electronic password lock 1, without auxiliary Instrument, is able to rapidly battery 2 is dismantled from electronic password lock 1, and the battery of effectively solving microminiature electronic password lock 1 is installed Inconvenient problem.

Shown in Fig. 2 is the structure of cage knob unit 35 described in one of which, and the cage knob unit 35 includes knob 351, turns Motion block 352 and locking plate, the knob 351 are protruded from before the housing 31, and the moving block 352 relatively protrudes from institute The back side of housing 31 is stated, the moving block 352 can be rotated with the knob 351, the locking plate peace turns in the moving block 352 One end, relatively rotates with the rotation of the moving block 352, is able to be locked or unlocked operation.

The knob 351 and the moving block 352 can be that integrally connected or can be relatively rotated by connector is connected, institute It is magnetic valve or motor to state electrodynamic element 34, when the electrodynamic element 34 locks the cage knob unit 35, the electrodynamic element 34 limit the cage knob unit 35 is rotated, and the knob 351 cannot drive the moving block 352 to rotate, and as rotate nothing Effect, when the electrodynamic element 34 deviates the cage knob unit 35, the cage knob unit 35 is free to rotate, the moving block 352 rotate with the rotation of the knob 351, drive the locking plate to rotate.

Wherein, described control unit 33 is for password check and controls the motion of the electrodynamic element 34, the password Disk 32 for being input into password, after the decoder module password check success of described control unit 33, control by described control unit 33 Make the electrodynamic element 34 and deviate the cage knob unit 35, when conducting the locking operations, described control unit 33 controls the electricity Moving cell 34 is moved to the cage knob unit 35, for locking the cage knob unit 35.

Wherein, described control unit 33 and the electrodynamic element 34 are selectively electrically connected to the charge power supply 40 and institute Battery 2 is stated, if the battery 2 is main electricity, the charge power supply 40 is time power supply, when the battery 2 does not have electricity When, the charge power supply 40 is powered at described control unit 33 and the electrodynamic element 34, even if synchronous carry out battery 2 more Change, nor affect on the normal use of the electronic password lock 1.If the charge power supply 40 is main electricity, the battery 2 For secondary power supply, when the charge power supply 40 there is not electricity, even if external power supply cannot be immediately passed through being charged, the battery 2 are powered at described control unit 33 and the electrodynamic element 34, do not affect the normal use of the electronic password lock 1.

Wherein, the outside of each elastic arm 13 is provided with projection 131, and the fastener 22 is provided with engagement groove 221, The projection adapts to the engagement groove 221, and the projection 131 of the elastic arm 13 is able to be releasably engageable to the battery The engagement groove 221 in storehouse 20.In other words, the projection 131 of the elastic arm 13 is suitable to be buckled in the engagement groove 22.

Wherein, the outside of each elastic arm 13 can also be provided with magnetic stripe, accordingly, the battery compartment 20 Magnetic stripe is provided with fastener 22, by the attracting mode of magnetic, separably magnetic absorption connects the elastic arm 13 in described Component 22.

Wherein, each described elastic arm 13 can also be hook-shape structure, and the fastener 22 of the battery compartment 20 also accordingly changes Become, be suitable to the elastic arm 13 and flexibly hook the fastener 22 so that the battery case 10 is releasably engageable to described Battery compartment 20.

The battery case 10 is provided with elastic space 130, and the elastic space 130 is formed at the elastic arm 13 with the electricity Between stall 11, the elastic space 130 is suitable to the reversible deformation of the elastic arm 13.So as to be conducive to the elastic arm 13 Projection 131 is releasably engageable to the fastener 22 of the battery compartment 20, is achieved the elastic arm 13 by elastic deformation Projection 131 be buckled in it is described engagement groove 221, when the operating portion 12 is forced in, be also beneficial to the projection 131 from institute Depart from stating engagement groove 221.

The elastic space 130 so that the elastic arm 13 is not connected with the battery tray 11, advantageously reduce described in The stress produced when elastic arm 13 is out of engagement with the fastener 22, contributes to dispersive stress, extends the battery case 10 Service life, in case there is the situation of fracture in the joint of battery case 10, so as to when the projection 131 is out of engagement with described During engagement groove 221, the elastic space 130 is suitable to the elastic arm 13 and carries out reversible deformation, by the reversible of elastic arm 13 Deformation, obtains so that the battery case 10 is detachably mounted in the electronic password lock 1 in battery compartment 20.

The battery tray 11 includes a pair of registration arm 111, and the registration arm 111 is from the operating portion 12 integratedly with respect to arc Shape extends, and forms the accommodating chamber 100, be suitable to for button cell 2 to be positioned at the accommodating chamber 100 between the registration arm 111 In.That is, the registration arm 111 is symmetrical, each described registration arm 111 has free end 113, and the battery tray 11 enters One step is provided with position gap 110, and the position gap 110 is formed between the free end 113, is suitable to the registration arm 111 Flexibly button cell 2 is positioned in the accommodating chamber 100, the registration arm 111 is by way of elastic deformation to button Battery 2 produces elastic force, is able to clamp button cell 2, meanwhile, it is also beneficial to button cell 2 is picked and placeed from accommodating chamber 100 quickly.

In other words, each described registration arm 111 is in semi-loop, the rear end of the registration arm 111 and the operating portion 12 integrally connecteds, the free end 113 of the registration arm 111 are not attached to, and the position gap is provided between the free end 113 110 so that the registration arm 111 has elastic force, flexibly clamp button cell 2.

Wherein, the battery tray 11 further includes locating part 112, and the locating part 112 is arranged at the registration arm 111 The upper side and lower side, the locating part 112 radially-inwardly projects from the registration arm 111, is suitable to for battery 2 to be positioned at the limit Between the part 112 of position, limit button cell 2 and unexpectedly depart from the accommodating chamber 100 up or down, so as in the battery compartment 20 Do not need extra fixture to carry out self-contained battery 2, effectively prevent undesirably falling off for battery 2.

Wherein, the area of the locating part 112 on the upside of the accommodating chamber 100 is more than the institute on the downside of the accommodating chamber 100 The area of locating part 112 is stated, is buckled in the accommodating chamber 100 from downside elasticity in order to battery 2 or is taken out from downside, according to The mounting structure and degree of fixation of the battery case 10 and the battery compartment 20, it is also possible to adjust accordingly, limits as described in downside Spacing area of the spacing area of position part 112 more than the locating part 112 of upside.

In other words, the locating part 112 includes upper limit part 114 and lower limit part 115, and the upper limit part 114 sets The upside of the accommodating chamber 100 is placed in, the lower limit part 115 is arranged at the downside of the accommodating chamber 100, the locating part 112 compartment of terrains are radially extended along the inner periphery of the registration arm 111, wherein, 114 compartment of terrain of upper limit part is along institute The upside inner periphery annular for stating registration arm 111 is prominent, downside inner rim of the lower limit part 115 from the registration arm 111 Edge is extended radially inwardly, and spacing gap 116 is provided between the upper limit part 114, and the lower limit part 115 is located at described spacing Below gap 116, the stably flexible fastening battery 2 of the registration arm 111 is suitable to.Due to the free end 113 of the registration arm 111 Deformability is larger, and the spacing gap 116 is suitable to the deformation of the registration arm 111, effectively prevent the locating part 112 due to Deform and damage.Wherein, the area of the upper limit part 114 is suitable to battery 2 from institute more than the area of the lower limit part 115 The side for stating battery tray 11 is taken out, and is conducive to picking and placeing for battery 2, it is not necessary to break the registration arm 111 energetically into two with one's hands.The upper limit Position part 114 and the lower limit part 115 form compartment of terrain loop configuration, as shown in Figure 3 B.

The battery case 10 further includes a drive division 14, and the drive division 14 is arranged on the operating portion 12, institute State drive division 14 integrally to project upwards from the operating portion 12, the frictional force of the operating portion 12 that is increased, in order to operate Personnel force in the drive division 14 so that the elastic arm 13 departs from the fastener 22 of electronic password lock 1, from electronic password lock The battery case 10 is taken out in 1.

Wherein, the operating portion 12 is mutually agreed with the housing 21 of electronic password lock 1, does not interfere with the outer of electronic password lock 1 See.When the battery case 10 is engaged in the battery compartment 20 of electronic password lock 1, the company of the operating portion 12 and electronic password lock 1 The place of connecing mutually agrees with, so as to 10 simple structure of the battery case, it is not necessary to which extra battery cover is assembled, the operating portion 12 with 11 integrally connected of the battery tray, is easy to quick from fetching battery box 10 in electronic password lock 1.

The battery compartment 20 is provided with notch 210, and the notch 210 connects the slot 21 with extraneous, the battery tray 11 It is inserted in the slot 21 through the notch 210, the operating portion 12 closes the notch 210.

The battery compartment 20 is installed in the electronic password lock 1, and the notch 210 is opened in the one of the housing 31 Side, the notch 210 connect the slot 21 in the electronic password lock 1, and the width between the fastener 22 is matched with described Elastic arm 13, is suitable to the projection 131 and is separably buckled in the engagement groove 221 so that the elastic arm 13 is separable Be engaged in the fastener 22.

Wherein, the operating portion 12 has joint face 121, and the area of the joint face 121 is more than the groove of the battery compartment 20 210 areas of mouth, the operating portion 12 are suitable to close the notch 210.

Shown in Fig. 4 to Fig. 5 is that the battery case is installed in the electronic password lock 1, by the registration arm 111 Elastic deformation, is able to battery 2 be clamp-oned in the accommodating chamber 100 between the locating part 112, and the registration arm 111 is stable Ground clamping button cell 2, then forces in the operating portion 12, by the battery case 10 from the slot 200 of electronic password lock 1 Insertion, the projection 131 of the elastic arm 13 are buckled in the engagement groove 22 in electronic password lock 1, the elastic arm 13 of both sides It is fixed, realizes that the battery case 10 is installed in electronic password lock 1.When needing to change battery 2, the operation is forced in Drive division 14 in portion 12, such as grasps the drive division 14 by nail, outwards extracts the battery case 10, when external force is more than institute When stating the engaging force at projection 131, the projection 131 of the elastic arm 13 departs from the engagement groove 221 of the electronic password lock 1, The elastic arm 13 is released, and is able to the battery case 10 is extracted from the slot 200 of electronic password lock 1, then from described Battery 2 is taken out in the downside of battery tray 11, by the elasticity of the registration arm 111, is achieved positioning and the release of battery 2, just In quick-replaceable battery, it is not necessary to extra aid, effectively the electronic password lock 1 is charged immediately.

Shown in Fig. 7 is another kind of electronic password lock 1, and the electronic password lock 1 further includes display screen 37, described aobvious Display screen 37 is arranged in the combination disk 32, and the display screen 37 is electrically connected to described control unit 33, described for showing The locking information of electronic password lock 1.Meanwhile, 1 no knob of the electronic password lock, the cage knob unit 35 include moving block 352 and locking plate, the moving block 352 protrudes from the back side of the housing 31, and the moving block 352 is connected to the electronic list Unit 34, the electrodynamic element 34 drives the moving block 352 to rotate, and the locking plate peace turns in one end of the moving block 352, with The rotation of the moving block 352 and relatively rotate, be able to be locked or unlocked operation.

Wherein, the display screen 37 is selectively electrically connected to the charge power supply 40 and the battery 2, when the battery 2 when not having electricity, and the charge power supply 40 is powered at the display screen 37, even if the synchronous replacing for carrying out battery 2, nor affects on described The normal use of electronic password lock 1.

General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification Simply principle of the present utility model, on the premise of without departing from the utility model spirit and scope, the utility model also has respectively Changes and improvements are planted, these changes and improvements are both fallen within the range of claimed the utility model.The utility model is required Protection domain defined by appending claims and its equivalent.

Claims (10)

1. a kind of electronic password lock, it is characterised in that include：

Lock body, the lock body include housing, combination disk, control unit, electrodynamic element and cage knob unit, and the combination disk is arranged In the upper surface of the housing, described control unit is provided with the decoder module being engaged with the combination disk, described control unit The electrodynamic element is electrically connected to, the cage knob unit rotationally stretches out from the housing, and the electrodynamic element can be grasped Make the ground connection cage knob unit, being controlled the cage knob unit carries out unlocking operation；

Charge power supply, the charge power supply are installed in the lock body, and the housing is provided with charge port, and the charge power supply passes through The charge port is carried out external power supply and is able to be charged and stores electric energy；

Battery case and the battery compartment being arranged in the lock body, the battery case are releasably engageable to the battery compartment, institute State battery case and battery is installed, described control unit and the electrodynamic element are selectively electrically connected to the charge power supply and institute The battery of battery case is stated, the battery compartment is provided with slot and is arranged at a pair of engaging part of the slot both sides, the battery Box includes：

Battery tray, the battery tray are provided with accommodating chamber, and the accommodating chamber is for the installation battery；

Operating portion, the operating portion are arranged at the outside of the battery case, and the battery tray prolongs from operating portion one forward Stretch, towards the slot of the battery compartment；And

A pair of elastic arms, the elastic arm are positioned apart from the battery tray both sides, and the elastic arm is integrally connected to described Operating portion, the elastic arm are releasably engageable to the fastener of the battery compartment so that the battery tray is separably planted In the slot.

2. electronic password lock according to claim 1, it is characterised in that the battery tray includes a pair of registration arm, described From the operating portion, integratedly opposing arcuate extends registration arm, and the accommodating chamber is formed between the registration arm, wherein, each institute State registration arm and there is free end, the battery tray is provided with position gap, and the position gap is formed between the free end, fit Flexibly the battery is positioned in the accommodating chamber in the registration arm.

3. electronic password lock according to claim 2, it is characterised in that the battery tray further includes locating part, institute The upper side and lower side that locating part is arranged at the registration arm is stated, the locating part is radially-inwardly projected from the registration arm, is suitable to The battery is positioned between the locating part.

4. electronic password lock according to claim 3, it is characterised in that the locating part includes upper limit part and lower limit Part, the upper limit part compartment of terrain are prominent along the upside inner periphery annular of the registration arm, and the lower limit part is from described The downside inner periphery of registration arm is extended radially inwardly.

5. electronic password lock according to claim 4, it is characterised in that the upper limit part is provided with spacing gap, described Lower limit part is below the spacing gap.

6. electronic password lock according to claim 5, it is characterised in that the battery compartment is provided with notch, and the notch is opened Located at the side of the housing, the notch connects the slot with the external world, and the battery tray is inserted in institute through the notch State in slot, the operating portion closes the notch.

7. electronic password lock according to claim 6, it is characterised in that the battery case is provided with elastic space, the bullet Property space is formed between the elastic arm and the battery tray, and the elastic space is suitable to the reversible deformation of the elastic arm.

8. electronic password lock according to claim 7, it is characterised in that be provided with the outside of each described elastic arm prominent Rise, the fastener is provided with engagement groove, and the projection adapts to the engagement groove, and the projection of the elastic arm is able to divide The liftoff engagement groove for being engaged in the battery compartment.

9. according to arbitrary described electronic password lock in claim 1 to 8, it is characterised in that the battery case is further included The drive division being arranged on the operating portion, the drive division are integrally projected upwards from the operating portion.

10. electronic password lock according to claim 9, it is characterised in that the electrodynamic element is magnetic valve or motor.