CN206110862U - Electronic door lock - Google Patents

Abstract

An electronic door lock, the outer shell of the electronic door lock is fixed on the outside of the door panel, the outer shell is provided with an unlocking information collector, the outer handle is pivotally connected to the outer handle; the inner shell is fixed on the inner side of the door panel, and the inner shell is pivotally There is an inner handle; the mechanical lock is fixed in the door panel, and the mechanical lock is equipped with a main bolt and a shaft hole linked with the main bolt; the square shaft drives the main bolt through the shaft hole of the mechanical lock. The electronic door lock is equipped with a transmission shaft that transmits the movement of the outer handle to the inner housing, and the inner housing is provided with a clutch seat, and the transmission shaft is linked with the clutch seat through an inner linkage mechanism; there is a push pin in the inner handle, and the push spring forces the push pin Withdraw from the square shaft seat; when the sales pin enters the square shaft seat, the inner handle drives the square shaft seat to unlock or lock, and when the sales pin withdraws from the square shaft seat, the inner handle rotates idly relative to the square shaft seat.

Description

electronic door lock

technical field

The utility model relates to an electronic door lock.

Background technique

At present, various electronic door lock structures are numerous. For example, Chinese patent No. 201420465788.9 proposes an "electronic lock". In this technical solution, the outer casing of the electronic lock is fixed on the outer surface of the door panel, and the outer handle is pivotally connected to the outer casing, and the outer casing is also provided with an electronic control terminal whose signal is connected to a single-chip microcomputer; the mechanical lock is fixed In the door panel, and the mechanical lock has a deadbolt and an unlocking square hole linked with the deadbolt; the inner housing is fixed on the inner side of the door panel, and an inner handle is pivotally connected to the inner housing. The handle linkage has a first square rod, and the first square rod is linked with the unlocking square hole; the clutch; the motor actuator, the signal of the motor actuator is connected to the aforementioned single-chip microcomputer and matched with the clutch; the clutch and the motor actuator are fixed in the inner inside the shell. The electronic door lock with the above structure can realize corresponding functions. But it has the following disadvantages: 1, because the inner handle of the above-mentioned electronic lock directly drives the mechanical lock to open the door, and the existing anti-theft door has a cat's eye, it is easy to lean on the inner handle after the driving lever passes through the cat's eye outdoors, Unblanking is realized by pressing down the shift lever, and its anti-theft performance is not ideal. 2. The clutch of the aforementioned electronic lock and the inner handle are not on the same axis, and the aforementioned electronic lock is prone to unstable transmission. 3. The motor and the battery box of the aforementioned electronic door lock are set separately. When one of the parts is damaged, it is very inconvenient to maintain.

Utility model content

The purpose of the utility model is to provide an electronic door lock with good anti-theft performance and convenient maintenance.

In order to achieve the above object, the utility model is achieved through the following technical solutions:

An electronic door lock, the outer shell of the electronic door lock is fixed on the outside of the door panel, the outer shell is provided with an unlocking information collector, the outer handle is pivotally connected to the outer handle; the inner shell is fixed on the inner side of the door panel, and the inner shell is pivotally There is an inner handle; the mechanical lock is fixed in the door panel, and the mechanical lock is provided with a main bolt and a shaft hole linked with the main bolt; the square shaft drives the main bolt through the shaft hole of the mechanical lock; it is characterized in that: The electronic door lock is equipped with a transmission shaft that transmits the movement of the outer handle to the inner housing. The inner housing is provided with a clutch seat, and the transmission shaft is linked with the clutch seat through an internal linkage mechanism; the clutch seat is provided with a clutch pin with a return spring. , the clutch seat is provided with a square shaft seat, one end of the square shaft is inserted into the square shaft seat, and the square shaft seat is provided with a clutch groove for inserting the clutch pin. When the motor of the electronic lock receives the unlock signal, the motor presses the clutch pin to insert into the clutch groove. The clutch seat drives the square shaft seat to rotate, and the square shaft seat drives the mechanical lock to unlock through the square shaft; a matching outdoor locking mechanism is provided between the square shaft seat and the clutch seat, and a push pin and a push spring are arranged in the inner handle Force the sales pin to withdraw from the square shaft seat; when the sales pin enters the square shaft seat, the inner handle drives the square shaft seat to unlock, and when the sales pin withdraws from the square shaft seat, the inner handle rotates idly relative to the square shaft seat.

The unlocking information collector in the utility model can be various collectors such as fingerprint collector, password collector, magnetic card collector, also can be the unlocking information collector that has assembled multiple collectors synthesis. The shape of the square shaft in the utility model is not limited to the shaft, as long as the transmission can be realized through the shaft and the shaft hole, it should be understood as a square shaft. The square shaft seat in the utility model does not limit the shape of the shaft hole, as long as the transmission can be realized through the shaft and the shaft hole, it should be understood as a square shaft seat.

The working process of the electronic door lock of the utility model is as follows: when unlocking outdoors, the motor gets the correct unlocking signal. At this time, the outer handle is rotated in the direction of unlocking, and the outer handle drives the transmission shaft. The transmission shaft drives the clutch seat to rotate through the internal linkage mechanism. Because the motor has pressed the clutch pin into the clutch groove, the clutch seat drives the square shaft seat, the square shaft seat drives the square shaft, and the square shaft drives the mechanical lockset to unlock. When locking outdoors, turn the outer handle in the locking direction, the outer handle drives the transmission shaft, and the transmission shaft drives the clutch seat to rotate through the inner linkage mechanism. Since there is an outdoor locking mechanism between the square shaft seat and the clutch seat, at this time, the clutch seat also The square shaft seat can be driven in reverse, the square shaft seat can drive the square shaft in reverse, and the square shaft can drive the mechanical lock in reverse to lock. When unlocking indoors, the push pin is pressed by hand, the push pin enters the square shaft seat, the inner handle is turned, the inner handle drives the square shaft seat, and the square shaft seat drives the mechanical lock to unlock or lock through the square shaft. When the rotation direction of the inner handle is the unlocking direction, unlocking is realized. When the hand leaves the push pin, the push pin spring forces the push pin to withdraw from the square shaft seat, and the inner handle can run idly.

The utility model has the advantages that a push pin is arranged in the inner handle of the electronic door lock in the present utility model, and the push pin spring forces the push pin to withdraw from the square shaft seat after the door is locked, and the inner handle rotates idly relative to the square shaft seat; The cat's eye rests on the inner handle and cannot be unlocked, thereby improving the anti-theft performance of the electronic door lock. Since the clutch seat is provided with a square shaft seat, one end of the square shaft is inserted into the square shaft seat, and the square shaft seat is provided with a clutch groove for inserting the clutch pin, so that the inner handle of the utility model and the clutch seat are on the same axis, so that The structure of the electronic door lock of the utility model is more reasonable, and the transmission is more reliable; at the same time, the inner casing has a larger installation space, and the integrated control chip, battery and motor can be installed in the space.

In the present utility model, the outdoor locking mechanism includes: a dial set in the square shaft seat, an outdoor locking dial is arranged in the clutch seat, and when the outer handle drives the clutch seat to rotate in the locking direction, the outdoor locking dial drives The shift block, the clutch seat drives the square shaft seat to rotate to realize outdoor locking; when the outer handle drives the clutch seat to rotate in the unlocking direction, the shift block is in the gap in the clutch seat, and the clutch seat rotates idly relative to the square shaft seat. The above-mentioned outdoor locking mechanism can realize the function of quick locking outdoors and improve the convenience of use of the electronic door lock.

In the utility model, the motor presses the clutch pin into the clutch groove through the arc-shaped push plate, and the control chip, battery, motor and arc-shaped push plate in the electronic door lock are an integral part, and the integral part and the inner casing detachable connection. It is beneficial to disassemble and replace a certain part as a whole, which makes maintenance very convenient; meanwhile, since the control chip is also arranged in the integral module, it is beneficial to update the product during replacement.

In the utility model, the external linkage mechanism is provided in the outer shell, and the external linkage mechanism includes: an external linkage piece connected with the outer handle, the outer linkage piece is connected with the outer linkage rod, and the outer linkage rod is connected with the outer transmission seat , the outer transmission seat is connected with a transmission shaft. The above-mentioned external linkage mechanism can reliably realize the transmission. Of course, the external linkage mechanism can also directly connect the external handle with the transmission shaft to realize the purpose of the utility model.

In the utility model, two outer linkage rods are arranged in the outer casing.

In the utility model, the inner linkage mechanism includes: an inner transmission seat arranged in the inner casing, the inner transmission seat is connected with the transmission shaft, the inner transmission seat is connected with the inner linkage rod, and the inner linkage rod is connected with the clutch seat. The above-mentioned internal linkage mechanism can reliably realize transmission, and has a simple structure and reliable operation.

In the utility model, two parallel inner linkage rods are arranged in the inner casing. When the outdoor outer casing is damaged and the transmission shaft is forcibly rotated in the unlocking direction, the two parallel inner linkage rods conflict with each other to limit the forced rotation angle, thereby improving the anti-prying performance of the electronic door lock.

In the utility model, the transmission shaft is provided with a through hole for passing through the fixing screw. The through hole in the transmission shaft can be used to pass through the fixing screw, so that the structure of the lock is simpler.

Description of drawings

Fig. 1 is an exploded schematic view of the electronic door lock components of the present utility model (the springs are not shown in the figure).

Fig. 2 is a schematic cross-sectional view of the inner housing when the pushing pin of the electronic door lock of the present invention withdraws from the square shaft seat.

Fig. 3 is a schematic cross-sectional view of the inner housing when the pushing pin of the electronic door lock of the present invention enters the square shaft seat.

Fig. 4 is an enlarged schematic view of the section of the clutch seat, the clutch pin and the square shaft seat of the electronic door lock of the present invention.

Fig. 5 is an enlarged perspective view of the clutch seat, the clutch pin and the square shaft seat of the electronic door lock of the present invention.

Fig. 6 is a schematic diagram of the inner casing of the electronic door lock of the present invention.

detailed description

Shown in conjunction with Fig. 1-Fig. 6, in the present embodiment, the outer casing 1 of electronic door lock is fixed on the outside of door panel, and outer casing is provided with unlocking information collector (not shown in the figure), and unlocking information collector can be fingerprint Various collectors such as collectors, password collectors, magnetic card collectors, etc., can also be an unlocking information collector that combines multiple collectors. The outer handle 2 is pivotally connected to the outer shell 1; the inner shell 3 is fixed on the inner side of the door panel, and the inner handle 4 is pivotally connected to the inner shell; the mechanical lock 5 is fixed in the door panel, and the main bolt 6 is arranged in the mechanical lock And the shaft hole 7 linked with the main dead bolt; the square shaft 8 drives the main dead bolt through the shaft hole of the mechanical lockset. The electronic door lock is provided with a transmission shaft 9 that transmits the movement of the outer handle 2 to the inner housing. The inner housing is provided with a clutch seat 10, and the transmission shaft 9 is linked with the clutch seat 10 through an internal linkage mechanism; The clutch pin 11 of the back-moving spring 28 is provided with a square shaft seat 12 in the clutch seat, and one end of the square shaft 8 is inserted in the square shaft seat 12. When obtaining the unlocking signal, the motor presses the clutch pin 11 and inserts the clutch groove 13, and the clutch seat 10 drives the square shaft seat 12 to rotate, and the square shaft seat 12 drives the mechanical lockset 5 to unlock by the square shaft 8. A matching outdoor locking mechanism is provided between the square shaft seat 12 and the clutch seat 10, and the inner handle 4 is provided with a push pin 15, and the push pin spring 16 forces the push pin 15 to withdraw from the square shaft seat 12; when the push pin 15 enters the square shaft seat 12, the inner The handle 4 drives the square shaft seat 12 to unlock or lock, and when the push pin 15 withdraws from the square shaft seat 12, the inner handle 4 is idling with respect to the square shaft seat 12.

The shape of the square shaft in this embodiment is not limited, as long as the transmission can be realized through the shaft and the shaft hole, it should be understood as a square shaft. The square shaft seat has no limitation on the shape of the shaft hole, as long as the transmission can be realized through the shaft and the shaft hole, it should be understood as a square shaft seat.

In this embodiment, the outdoor locking mechanism includes: a dial 17 arranged in the square shaft seat 12, and an outdoor locking dial 18 is arranged in the clutch seat 10. When the outer handle drives the clutch seat to rotate in the locking direction, the outdoor The locking dial 18 drives the dial block 17, and the clutch seat drives the square shaft seat to rotate to realize outdoor locking; when the outer handle drives the clutch seat to rotate in the unlocking direction, the dial block 17 is in the gap in the clutch seat 10, and the clutch seat rotates idly relative to the square shaft seat . The above-mentioned outdoor locking mechanism can realize the function of quick locking outdoors and improve the convenience of use of the electronic door lock.

In this embodiment, the motor 14 presses the clutch pin 11 into the clutch groove 13 through the arc-shaped push plate 19, and the control chip 20, battery 21, motor 14 and the arc-shaped push plate 19 in the electronic door lock are an integral part 29. The integral part is detachably connected to the inner casing 3. It is beneficial to disassemble and replace a certain part as a whole, which makes maintenance very convenient; meanwhile, since the control chip is also arranged in the integral module, it is beneficial to update the product during replacement.

In this embodiment, the outer casing is provided with an external linkage mechanism, and the external linkage mechanism includes: an external linkage piece 22 connected to the outer handle 2, the outer linkage piece 22 is connected with an outer linkage rod 23, and the outer linkage rod 23 It is connected with the outer transmission seat 24, and the outer transmission seat 24 is connected with the transmission shaft 9. Two outer linkage rods 23 are arranged in the outer casing 1 .

In this embodiment, the inner linkage mechanism includes: an inner transmission seat 25 arranged in the inner casing, the inner transmission seat 25 is connected with the transmission shaft 9, the inner transmission seat 25 is connected with the inner linkage rod 26, and the inner linkage rod 26 links to each other with clutch seat 10. Two parallel inner linkage rods 26 are arranged in the inner housing. When the outdoor outer casing is damaged and the transmission shaft is forcibly rotated in the unlocking direction, the two parallel inner linkage rods conflict with each other to limit the forced rotation angle, thereby improving the anti-prying performance of the electronic door lock.

In this embodiment, the transmission shaft 9 is provided with a through hole 27 for passing through a fixing screw. It can use the through hole in the transmission shaft to pass through the fixing screw, and fix the outer casing 1 and the inner casing 3 of the electronic door lock with the door panel, and its structure is simple.

The working process of the electronic door lock in this embodiment is as follows: when unlocking outdoors, the motor obtains the correct unlocking signal. At this time, the outer handle is rotated in the unlocking direction, and the outer handle drives the transmission shaft. The transmission shaft drives the clutch seat to rotate through the internal linkage mechanism. Because the motor has pressed the clutch pin into the clutch groove, the clutch seat drives the square shaft seat, the square shaft seat drives the square shaft, and the square shaft drives the mechanical lockset to unlock. When locking outdoors, turn the outer handle in the locking direction, the outer handle drives the transmission shaft, and the transmission shaft drives the clutch seat to rotate through the inner linkage mechanism. Since there is an outdoor locking mechanism between the square shaft seat and the clutch seat, at this time, the clutch seat can be locked. Reversely drives the square shaft seat, the square shaft seat reversely drives the square shaft, and the square shaft reversely drives the mechanical lock to lock. When unlocking or locking indoors, the push pin is pressed by hand, the push pin enters the square shaft seat, the inner handle is turned, the inner handle drives the square shaft seat, and the square shaft seat drives the mechanical lock to unlock or lock through the square shaft. When the rotation direction of the inner handle is the unlocking direction, the unlocking is realized; when the rotation direction of the inner handle is the locking direction, the locking is realized. When the hand leaves the push pin, the push pin spring forces the push pin to withdraw from the square shaft seat, and the inner handle can run idly.

In the utility model, after the electronic door lock locks the door, the push pin spring forces the push pin to withdraw from the square shaft seat, and the inner handle rotates idly relative to the square shaft seat; even if the lever is passed through the cat's eye and leaned against the inner handle outdoors, the lock cannot be unlocked, thereby improving The anti-theft performance of the electronic door lock. Since the clutch seat is provided with a square shaft seat, one end of the square shaft is inserted into the square shaft seat, and the square shaft seat is provided with a clutch groove for inserting the clutch pin, so that the inner handle of the utility model and the clutch seat are on the same axis, so that The structure of the electronic door lock of the utility model is more reasonable, and the transmission is more reliable; at the same time, the inner casing has a larger installation space, and the integrated control chip, battery and motor can be installed in the space.

The push pin of the electronic door lock in the present embodiment has the function of pressing the push pin and directly unlocking and locking with the indoor handle. Certainly, the electronic door lock also can be provided with a one-way transmission mechanism between the indoor handle and the square shaft seat, and needs to promote push pin to enter the square shaft seat to realize unlocking when unlocking with the handle indoors. Because the locking rotation direction is opposite to the unlocking rotation direction, when locking with a handle indoors, the locking is directly realized by the one-way transmission mechanism. It realizes the utility model purpose of the utility model in the same.

The above embodiments are only examples of the utility model, and any replacement made according to the spirit of the utility model should be understood as not departing from the protection scope of the utility model.

Claims (8)

1. a kind of electronic lock, the shell body of electronic lock are fixed on the outside of door-plate, and shell body is provided with unlocking information acquisition device, outward Outer handle is articulated with housing；Inner housing is fixed on the inside of door-plate, and interior handle is articulated with inner housing；Mechanical lock is fixed on door In plate, main dead bolt and the axis hole with main tongue linked in mechanical lock, are provided with；Square shaft drives main lock by the axis hole of mechanical lock Tongue；It is characterized in that：Described electronic lock is provided with and for the motion of outer handle to reach the power transmission shaft of inner housing, be provided with inner housing from Seat is closed, power transmission shaft is linked with clutch seat by interior link gear；The on-of pin with back-moving spring is provided with clutch seat, in clutch seat Square shaft seat is provided with, in square shaft one end insertion square shaft seat, the clutch slot for on-of pin insertion, the motor of electronic lock in square shaft seat, is provided with When obtaining unlocking signal, motor compressing on-of pin insertion clutch slot, clutch seat drive square shaft seat to rotate, and square shaft seat passes through square shaft band Dynamic mechanical lock is unlocked；Described square shaft seat with the outdoor blocking mechanism that is engaged is provided between clutch seat, in described interior handle Distribution is provided with, spring is promoted and is forced distribution to exit square shaft seat；When promoting into square shaft seat, interior handle drives square shaft seat to unlock, and pushes away When pin exits square shaft seat, interior handle contra axle bed idle running.

2. electronic lock according to claim 1, it is characterised in that：Described outdoor blocking mechanism includes：Located at square shaft Shifting block in seat, is provided with outdoor locking and dials platform in clutch seat, when outer handle drives clutch seat locking direction to rotate, outdoor locking is dialled Platform drives shifting block, clutch seat to drive square shaft seat to rotate and realize outdoor locking；When outer handle drives clutch seat unlocking direction to rotate, dial In the space in clutch seat, clutch seat contra axle bed dallies block.

3. electronic lock according to claim 1, it is characterised in that：Described motor oppresses on-of pin by arc push pedal Into clutch slot, the control chip, battery, motor and arc push pedal in electronic lock is a single piece, the single piece and inner shell Removable connection between body.

4. electronic lock according to claim 1, it is characterised in that：Outer link gear is provided with described shell body, outward Link gear includes：The outer linkage piece being connected with outer handle, outer linkage piece are connected with outer gangbar, outer gangbar and outer retainer It is connected, outer retainer is connected with power transmission shaft.

5. electronic lock according to claim 4, it is characterised in that：Two outer gangbar are provided with described shell body.

6. electronic lock according to claim 1, it is characterised in that：Described interior link gear includes：Located at inner housing In interior retainer, interior retainer is connected with power transmission shaft, and interior retainer is connected with interior gangbar, interior gangbar and clutch seat phase Even.

7. electronic lock according to claim 6, it is characterised in that：Be provided with described inner housing two it is parallel inline Lever.

8. electronic lock according to claim 1, it is characterised in that：It is provided with described power transmission shaft for through fixed spiral shell The through hole of nail.