CN111042662A

CN111042662A - Electromechanical separation type flexible transmission structure for electric lock body

Info

Publication number: CN111042662A
Application number: CN201911365156.9A
Authority: CN
Inventors: 梁忠祥
Original assignee: Zhejiang Hemuwei Technology Co ltd
Current assignee: Zhejiang Hemuwei Technology Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-04-21

Abstract

The invention discloses an electromechanical separation type flexible transmission structure for an electric lock body, which comprises a motor, wherein a rotary motor support is fixed at one end of the motor, an installation hole used for being sleeved with a fixed vertical shaft on a lock shell is formed in one end of the rotary motor support, a torsion spring is arranged at the other end of the rotary motor support, the other end of the torsion spring is sleeved with the fixed vertical shaft on the lock shell, a transmission assembly, a first gear and a second gear which are coaxially connected, a spring bolt pull plate, a third gear and a fourth gear are arranged on the rotary motor support, the third gear and the fourth gear are coaxially connected on the lock shell, the second gear is meshed with the third gear, the spring bolt pull plate comprises a fixing plate and a spring bolt, one end of the spring bolt is movably sleeved on a lock hole of the lock shell, a notch is formed in the plane of the fixing plate, a clamping groove is formed in one side edge of the fixing plate, and the notch penetrates. The rotating assembly realizes flexible meshing transmission, can reduce noise and reduce the whole volume of the electric lock.

Description

Electromechanical separation type flexible transmission structure for electric lock body

Technical Field

The invention relates to the field of electric locks, in particular to an electromechanical separation type flexible transmission structure for an electric lock body.

Background

Doors are an essential component of buildings and are used primarily for the insulation of the interior of a building from the outside or the insulation of the space inside a building. Door locks are an important component of doors and are important barriers to building security.

Along with the continuous maturity and the development of lock technique, in the tool to lock trade, electric lock's application is more and more extensive, electric lock has effectively combined the advantage of traditional electric control lock and electromagnetic lock, it is too big to have overcome the electric control lock noise, the not enough defect in the aspect of electromagnetic lock power consumptive etc, in electric lock's application, electric lock core door lock has appeared in the market, including the panel, drive arrangement, clutch etc, the required accessory of above-mentioned electric lock core door lock is the connection installation between the independent module, so can lead to electric lock's volume great, in order to realize good operation effect, generally can select the lithium cell to drive, can increase electric lock's installation volume more. In addition, the electric lock adopts a driving and separating device, and unbalance loading or clamping stagnation can be caused due to part deformation or deflection in gear transmission, so that excessive abrasion of a motor can be caused, the service life of the electric lock is shortened, meanwhile, larger noise can be generated, and the using effect of a product is reduced.

Disclosure of Invention

The invention aims to solve the technical problem of providing an electromechanical separation type flexible transmission structure for an electric lock body, and solves the problems that the electric lock in the prior art is large in size, easy to generate noise in the using process, easy to cause motor abrasion, and reduced in service life and use effect.

In order to solve the technical problems, the invention is realized by the following technical scheme:

an electromechanical separation type flexible transmission structure for an electric lock body comprises a motor, wherein a rotary motor support is fixed at one end of the motor, a mounting hole used for being sleeved with a fixed vertical shaft on a lock shell is formed in one end of the rotary motor support, a torsion spring is arranged at the other end of the rotary motor support, the other end of the torsion spring is sleeved with the fixed vertical shaft on the lock shell, a transmission assembly, a first gear and a second gear which are coaxially connected, a spring bolt pulling plate, a third gear and a fourth gear are arranged on the rotary motor support, the third gear and the fourth gear are coaxially connected on the lock shell, the second gear is meshed with the third gear, the spring bolt pulling plate comprises a fixed plate and a spring bolt, one end of the spring bolt is movably sleeved on the lock shell, a notch is formed in the plane of the fixed plate, a clamping groove is formed in one side edge of the fixed plate, and the notch penetrates through the fourth gear, and the fourth gear is meshed with the rack and connected with the rack, the transmission assembly is driven by the motor, the first gear is rotated by the linkage of the transmission assembly and synchronously drives the second gear to rotate, the third gear is rotated by the linkage of the second gear and synchronously drives the fourth gear to rotate, and the fourth gear is in linear rotation motion on the rack of the notch to drive the spring bolt pulling plate to move up and down.

Preferably, a fixed boss is arranged between the third gear and the fourth gear, a first clutch shifting piece is sleeved on the fixed boss, and a retaining ring matched with the first clutch shifting piece to work is arranged above the second gear.

Preferably, the third gear, the fixing boss and the fourth gear are integrally formed from bottom to top.

As preferred, the aforesaid still includes second separation and reunion plectrum, second separation and reunion plectrum movable mounting is on the fixed vertical scroll on the lock shell, the mounting hole suit of rotating electrical machines support is in the handle pivot, be provided with the recess in the handle pivot, the one end card of second separation and reunion plectrum is gone into in the recess, the other end with one side contact of rotating electrical machines support, it is equipped with umbrella type gear piece still to overlap through the axle sleeve in the handle pivot, umbrella type gear piece with fourth gear engagement is connected.

Preferably, the first gear and the second gear are integrally formed from bottom to top.

Preferably, the transmission assembly includes a worm and a turbine gear engaged with the worm, the worm is connected with an output shaft of the motor, and the turbine gear is engaged with the first gear.

The invention has the beneficial effects that:

(1) the transmission assembly is simple in structure, accessories required by the traditional electric lock are combined on the lock shell, and part of the clutch assembly, the driving assembly and the motor are installed together through the rotating motor bracket, so that the volume of each accessory and the installation area among the accessories are greatly reduced, the rotation of the electric lock can be realized only through a battery, the traditional lithium battery is not needed, the integral installation volume of the electric lock is reduced, and the thickness of the door lock installation surface plate can be reduced;

(2) the design of the rotary motor support and the torsion spring can enable the second gear and the third gear to be elastically meshed, namely, the meshing work in a flexible state is formed, in the using process of the electric lock, the friction noise is greatly reduced, once the clamping and stagnation condition of a lock tongue occurs in normal transmission, the rotary motor support overcomes the problem that the torsion of the torsion spring rotates outwards around a fixed vertical shaft on the lock shell under the rotating action of the second gear, so that the second gear and the third gear are separated in a bouncing manner, the motor rotates normally in a flexible driving structure, the problem that the motor cannot rotate due to clamping and stagnation is effectively prevented, and the damage of the motor is reduced;

(3) the eccentric load or clamping stagnation caused by part deformation or deflection in the gear transmission can be avoided, so that good meshing and correct transmission can be kept for a long time, and the service life of a product is prolonged;

(4) because the torsion spring in the flexible transmission has the functions of buffering and softening impact or blocking load, the rigid impact in the meshing transmission can be reduced, the vibration can be absorbed, the noise is reduced, and the operation is stable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a state diagram of the motor driving the latch to open the lock in the present invention;

FIG. 3 is a state diagram of the motor driven deadbolt close lock of the present invention;

FIG. 4 is a diagram illustrating a state in which the mechanical key is used to separate the second gear from the third gear;

FIG. 5 is a state diagram of the mechanical key driving the bolt to open the lock of the present invention;

FIG. 6 is a state diagram of the mechanical key driving the deadbolt closing lock of the present invention;

FIG. 7 is a diagram of the second gear and the third gear being rotationally driven by the handle to separate from each other in the present invention;

FIG. 8 is a state diagram of the present invention unlocking by pressing down the lever handle;

fig. 9 is a state diagram of the present invention closing the lock by lifting the lever handle.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-9, an electromechanical separation type flexible transmission structure for an electric lock body comprises a motor 1, a rotating motor support 2 is fixed at one end of the motor 1, a mounting hole for sleeving with a fixed vertical shaft on a lock shell is formed at one end of the rotating motor support 2, a torsion spring 3 is arranged at the other end of the rotating motor support, a transmission assembly is arranged on the rotating motor support 2, a first gear 4 and a second gear 5 are coaxially connected, a spring bolt pulling plate is further included, a third gear 6 and a fourth gear 7 are coaxially connected on the lock shell, the second gear 5 is meshed with the third gear 6, the spring bolt pulling plate comprises a fixing plate 8 and a spring bolt 9, one end of the spring bolt 9 is movably sleeved on a lock hole of the lock shell, a notch 10 is formed in the plane of the fixing plate 8, and a clamping groove 11 is formed in one side edge of the fixing plate, one side of notch 10 is provided with rack 12, notch 10 passes fourth gear 7, and fourth gear 7 meshes with rack 12 and is connected, drive assembly is driven by motor 1, first gear 4 is rotatory by the drive assembly linkage, and it is rotatory to drive second gear 5 in step, third gear 6 is rotatory by the linkage of second gear 5, and it is rotatory to drive fourth gear 7 in step, fourth gear 7 is sharp rotary motion on rack 12 of notch 10, the drive spring bolt arm-tie plate reciprocates, drive assembly includes worm 19 and the turbine gear 20 with worm 19 meshing, worm 19 is connected with motor 1's output shaft, turbine gear 20 meshes with first gear 4 and is connected. It should be noted that the above-mentioned fixed vertical shafts are fixed vertical shafts at different positions on the lock case, and all play a role of fixing accessories, and are conventional and not marked with one another.

During normal work, starter motor 1, by motor 1 linkage worm 19, turbine gear 20 and first gear 4 are rotatory, second gear 5 follows first gear 4 synchronous revolution, second gear 5 will link third gear 6 rotatory, fourth gear 7 will follow third gear 6 synchronous revolution, when fourth gear 7 rotated, rack 12 on the spring bolt arm-tie will carry out rectilinear motion along fourth gear 7 to make spring bolt 9 on the spring bolt arm-tie get into in the lockhole on the lock shell or break away from the lockhole, finally realize the on/off stroke of spring bolt 9, see fig. 1-3. When the lock tongue 9 is blocked, the rotating motor support 2 overcomes the torsion of the torsion spring 3 under the rotation action of the first gear 4, and then rotates outwards around a fixed vertical shaft on the lock shell for fixing the rotating motor support 2, so that the second gear 5 and the third gear 6 are separated in a bouncing manner, the flexible driving of the motor 1 is realized, and the motor 1 is kept in normal operation.

The transmission assembly is simple in structure, accessories required by the traditional electric lock are combined on the lock shell, and part of the clutch assembly, the driving assembly and the motor are installed together through the rotating motor support 2, so that the volume of each accessory and the installation area among the accessories are greatly reduced, the electric lock can rotate only through a battery, the traditional lithium battery is not needed, the integral installation volume of the electric lock is reduced, and the thickness of the door lock installation surface plate can be reduced; the design of the rotary motor support 2 and the torsion spring 3 can enable the second gear 5 and the third gear 6 to be elastically meshed, namely, the meshing work in a flexible state is formed, in the using process of the electric lock, the friction noise is greatly reduced, once the clamping stagnation condition of the bolt 9 occurs in normal transmission, the rotary motor support 2 overcomes the problem that the torsion of the torsion spring 3 rotates outwards around a fixed vertical shaft on the lock shell under the rotating action of the second gear 5, the second gear 5 and the third gear 6 are separated in a bouncing manner, and therefore the motor 1 rotates normally in a flexible driving structure, the problem that the motor 1 cannot rotate due to clamping stagnation is effectively prevented, and the damage of the motor 1 is reduced; the eccentric load or clamping stagnation caused by part deformation or deflection in the gear transmission can be avoided, so that good meshing and correct transmission can be kept for a long time, and the service life of a product is prolonged; because the torsion spring 3 in the flexible transmission has the functions of buffering and softening impact or blocking load, the rigid impact in the meshing transmission can be reduced, the vibration can be absorbed, the noise is reduced, and the operation is stable.

A fixed boss 13 is arranged between the third gear 6 and the fourth gear 7, a first clutch shifting piece 14 is sleeved on the fixed boss 13, and a retaining ring matched with the first clutch shifting piece 14 to work is arranged above the second gear 5.

When the motor 1, the battery or the control circuit are out of order and can not be normally driven, the on/off stroke of the bolt 9 is realized through a mechanical key, which specifically comprises the following steps: the mechanical key is rotated to trigger the lock cylinder shifting wheel 21 to drive the first clutch shifting piece 14, the first clutch shifting piece 14 is linked with the rotating motor support 2 through rotation, and the rotating motor support 2 overcomes the torsion of the torsion spring 3 and rotates outwards around the fixed vertical shaft of the fixed rotating motor support 2 on the lock shell under the action of the first clutch shifting piece 14, so that the second gear 5 and the third gear 6 are separated, as shown in figure 4. The mechanical key is continuously rotated to enable the lock cylinder thumb wheel 21 and the clamping groove 11 on the lock tongue pulling plate to be rotationally linked with the lock tongue pulling plate to move, and the lock cylinder thumb wheel 21 rotates for 2 circles to rotate left and right, so that the mechanical key controls the opening/closing stroke of the lock tongue 9, and the opening/closing stroke is shown in fig. 5 and 6. Generally, 2 clamping grooves 11 are arranged at intervals on the side edge of a fixing plate 8 of the bolt pulling plate, an elastic component can be arranged between the two clamping grooves 11 according to use requirements, when the bolt 9 is clamped, when the lock cylinder shifting wheel 21 touches the elastic component, the elastic component is firstly compressed inwards, the lock cylinder shifting wheel 21 is clamped into the clamping grooves 11, and then the elastic component resets under the elastic action, so that locking/unlocking is realized. By the aid of the design, the opening/closing stroke of the electric lock is realized by manually controlling the mechanical key, the electric lock is simple and convenient, and effective use of the electric lock is guaranteed.

The third gear 6, the fixing boss 13 and the fourth gear 7 are integrally formed from bottom to top. Above-mentioned design can guarantee third gear 6, fixed boss 13 and fourth gear 7 synchronous operation, improves electric lock's stability in use.

Still include second separation and

reunion plectrum

15, 15 movable mounting of second separation and reunion plectrum are on the fixed vertical scroll on the lock shell, the mounting hole suit of rotating electrical machines support 2 is on handle pivot 16, be provided with recess 17 in the handle pivot 16, in recess 17 is gone into to the one end card of second separation and reunion plectrum 15, the other end contacts with one side of rotating electrical machines support 2, it is equipped with umbrella type gear piece 18 still to overlap through the axle sleeve in the handle pivot 16, umbrella type gear piece 18 is connected with the meshing of fourth gear 7, the one end of axle sleeve is provided with and is used for handle suit pivot 16 and carry out gliding recess.

When motor 1, battery or control circuit break down and can not normally drive, realize the open/close stroke of spring bolt 9 through handle pivot 16, specifically do: rotating the handle rotating shaft 16 to drive the second clutch shifting piece 15 with one end clamped in the groove 17 of the handle rotating shaft 16 to rotate, then the other end of the second clutch shifting piece 15 triggers the rotating motor support 2 to rotate, and under the action of the second clutch shifting piece 15, the rotating motor support 2 overcomes the torsion of the torsion spring 3 and rotates outwards around the fixed vertical shaft of the fixed rotating motor support 2 on the lock shell, so that the second gear 5 and the third gear 6 are separated, and the figure 7 shows. Continue rotatory handle pivot 16, it is rotatory to link umbrella gear piece 18, umbrella gear piece 18 will link fourth gear 7 rotatoryly, fourth gear 7's rotation, rack 12 on the spring bolt arm-tie will carry out sharp operation along fourth gear 7, thereby make spring bolt 9 on the spring bolt arm-tie get into in the lockhole on the lock shell or break away from the lockhole, finally realize the open/close stroke of spring bolt 9, see fig. 8 and 9, according to the actual demand, can set up to lift the handle outdoors and close the lock, indoor pushing down the handle and unblanking. Above-mentioned design has realized manual control handle pivot 16 and has realized the open/close stroke of electric lock, and is simple convenient, has guaranteed electric lock's effective use.

The first gear 4 and the second gear 5 are integrally formed from bottom to top. Above-mentioned design can guarantee first gear 4 and second gear 5 synchronous operation, improves electric lock's stability in use.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims

1. The utility model provides a flexible transmission structure of electromechanical disconnect-type for electronic lock body which characterized in that: comprises a motor (1), one end of the motor (1) is fixed with a rotary motor support (2), one end of the rotary motor support (2) is provided with a mounting hole which is used for being sleeved with a fixed vertical shaft on a lock shell, the other end of the rotary motor support (2) is provided with a torsion spring (3), the other end of the torsion spring (3) is sleeved with the fixed vertical shaft on the lock shell, the rotary motor support (2) is provided with a transmission component, a first gear (4) and a second gear (5) which are coaxially connected, the rotary motor support further comprises a spring bolt pulling plate, a third gear (6) and a fourth gear (7), the third gear (6) and the fourth gear (7) are coaxially connected on the lock shell, the second gear (5) is meshed with the third gear (6), the spring bolt pulling plate comprises a fixed plate (8) and a spring bolt (9), one end of the spring bolt (9) is movably sleeved on a lock hole of the lock shell, be provided with notch (10) on the plane of fixed plate (8), a side is provided with draw-in groove (11), one side of notch (10) is provided with rack (12), notch (10) pass fourth gear (7), just fourth gear (7) with rack (12) mesh and connect, drive assembly by motor (1) drive, first gear (4) by drive assembly linkage is rotatory, and drives in step second gear (5) are rotatory, third gear (6) by second gear (5) linkage is rotatory, and drives in step fourth gear (7) are rotatory, fourth gear (7) are in linear rotation motion on rack (12) of notch (10), the drive the spring bolt arm-tie plate reciprocates.

2. The electromechanical split flexible transmission structure for an electric lock body according to claim 1, wherein: third gear (6) with be provided with fixed boss (13) between fourth gear (7), the cover is equipped with first separation and reunion plectrum (14) on fixed boss (13), the top of second gear (5) is provided with the cooperation retaining ring of first separation and reunion plectrum (14) work.

3. The electromechanical disconnect-type flexible transmission structure for an electric lock body of claim 2, wherein: and the third gear (6), the fixed boss (13) and the fourth gear (7) are integrally formed from bottom to top.

4. An electromechanical disconnect-type flexible transmission structure for an electric lock body according to claim 1 or 3, characterized in that: still include second separation and reunion plectrum (15), second separation and reunion plectrum (15) movable mounting is on the fixed vertical scroll on the lock shell, the mounting hole suit of rotating electrical machines support (2) is on handle pivot (16), be provided with recess (17) on handle pivot (16), the one end card of second separation and reunion plectrum (15) is gone into in recess (17), the other end with one side contact of rotating electrical machines support (2), it is equipped with umbelliform gear piece (18) still to overlap through the axle sleeve in handle pivot (16), umbelliform gear piece (18) with fourth gear (7) meshing is connected.

5. The electromechanical disconnect-type flexible transmission structure for an electric lock body of claim 4, wherein: the first gear (4) and the second gear (5) are integrally formed from bottom to top.

6. The electromechanical split flexible transmission structure for an electric lock body according to claim 1, wherein: the transmission assembly comprises a worm (19) and a turbine gear (20) meshed with the worm (19), the worm (19) is connected with an output shaft of the motor (1), and the turbine gear (20) is meshed with the first gear (4).