CN208535019U

CN208535019U - Clutch drive apparatus

Info

Publication number: CN208535019U
Application number: CN201821136524.3U
Authority: CN
Inventors: 李平; 南奋勇
Original assignee: Shenzhen Mechatronics Mechatronics And Ltd By Share Ltd
Current assignee: Shenzhen Mechatronics Mechatronics And Ltd By Share Ltd
Priority date: 2018-07-16
Filing date: 2018-07-16
Publication date: 2019-02-22
Anticipated expiration: 2028-07-16

Abstract

The utility model discloses clutch drive apparatus, are related to lock device technical field.Including upper cover, lower cover, the top-pressure part contacted with bolt, automatic unlocking component and manual unlocking component；Actuator is mounted between upper cover and lower cover and connect with parallel axes train, gear shaft in parallel axes train is mounted on lower cover, end gear in parallel axes train is mounted on casing, and cushion rubber is mounted on casing and contacts with the hole inner wall of the end gear in parallel axes train；Casing is mounted on lead screw rear end, and threads of lead screw is connected with nut pushing block；Nut pushing block is equipped with limited block, and upper cover and lower cover offer sliding slot；Limited block is slidably connected with sliding slot；Top-pressure part is equipped with crossbeam；Lead screw is rotatablely connected through crossbeam and with crossbeam, is arranged with the first spring on lead screw；Second spring one end that two second springs are located at nut pushing block is connect with nut pushing block, and the other end is connect with crossbeam；The clutch drive apparatus can ensure the reliability of bolt.

Description

Clutch drive apparatus

Technical field

The utility model relates to lock device technical fields, more particularly, to clutch drive apparatus.

Background technique

In electronic lock field, in order to realize automatic expense, it usually needs electronic tripper is arranged on lockset.It is electronic The locking and unlocking of lock may be implemented when tripper forward driving.But when being driven in the reverse direction, it is necessary to have clutch function makes to guarantee In the case of unauthorized handle can not expense function.In addition, in order to guarantee that electronic unlock failure still is able to out under individual cases Lock, it is also desirable to which manual unlocking function is set on lockset；A kind of electronic lock, Fingerprint Lock are disclosed in patent CN204571492U Clutch, propose a kind of device that clutch function is realized in such a way that bolt is laterally inserted into clutch shaft；In patent A kind of double drive jack unit applied to intelligent lock clutch is disclosed in CN201610101832, is compressed using gear drive Spring realizes the mobile device of mortise lock, while this device has been also equipped with the function of manual unlocking；

The electronic lock of the prior art using spring control mortise lock when there are integrity problems, i.e., when the bayonet lock on gear shaft from It is relatively difficult when return enters between the pitch of the laps of spring again after deviating from spring.

Utility model content

The purpose of this utility model is to provide clutch drive apparatus, which can ensure bolt Reliability.

To achieve the above object, the utility model the following technical schemes are provided:

One side according to the present utility model, provides clutch drive apparatus, including upper cover, lower cover, contacts with bolt Top-pressure part, automatic unlocking component and manual unlocking component；Wherein, the automatic unlocking component includes actuator, parallel axes wheel System, casing, cushion rubber and lead screw assembly, the lead screw assembly include lead screw, nut pushing block, two limited blocks, the first spring with And two second springs；

The upper cover and the lower cover are fixedly connected to form cavity, accommodated in the cavity stated automatic unlocking component with And manual unlocking component；

The actuator is mounted between the upper cover and the lower cover and connect with the parallel axes train, described flat Gear shaft in row axis train is mounted on the lower cover, and the end gear in the parallel axes train is mounted in described sleeve pipe, Described sleeve pipe is mounted between the upper cover and the lower cover, the cushion rubber be mounted in described sleeve pipe and with the parallel axes The hole inner wall of end gear in train contacts；

Described sleeve pipe is mounted on the lead screw rear end, and the threads of lead screw is connected with the nut pushing block；

Nut pushing block top and bottom are equipped with the limited block, and the upper cover and the lower cover offer sliding slot； The limited block is slidably connected with the sliding slot, when the nut pushing block is moved forward or back to the end of the sliding slot, the limit Position block prevents the nut pushing block mobile；

The top-pressure part is equipped with crossbeam, and the crossbeam protrudes into the cavity between the upper cover and the lower cover；It is described Lead screw is rotatablely connected through the crossbeam and with the crossbeam, is arranged on the lead screw of the crossbeam front end described First spring；

Two second springs are located at the two sides of the nut pushing block, and described second spring one end is pushed away with the nut Block connection, the other end are connect with the crossbeam.

Further, the lead screw assembly further includes two guide posts；

Two guide posts are divided into positioned at the left and right sides of the lead screw, and the guide post is mounted on the upper cover and institute It states between lower cover；

The first through hole for running through the nut pushing block is respectively provided at left and right sides of the nut pushing block, the guide post is worn Cross the first through hole；

It is respectively provided with second through-hole for running through the crossbeam at left and right sides of the crossbeam, the guide post passes through described the Two through-holes.

Further, the second spring is set in the guide post, and the one end of the second spring and the spiral shell Female pushing block connection, the other end are connect with the crossbeam.

Further, the top-pressure part pushes away frame equipped with rectangular；

The frame that pushes away protrudes into the cavity between the upper cover and the lower cover；

The frame that pushes away is equipped with the crossbeam.

Further, annular groove is offered in the middle part of the circumferential direction of described sleeve pipe, described sleeve pipe；

The cushion rubber is set in the annular groove.

Further, the manual unlocking component includes manual knob, manual pushing block and third spring；The manual rotation Button front end is equipped with muscle position, and the manual pushing block rear end is equipped with groove body and inclined-plane；

The muscle position is located in the groove body, and when manual knob rotation, the muscle position is detached from the groove body and institute State contact of incline plane；

One end of the third spring is connect with the manual pushing block front end, and the other end is connect with the top-pressure part；

The manual pushing block is connect with the frame that pushes away.

Further, it is equipped with annular surface in the middle part of the manual knob, recess is equipped between the upper cover and the lower cover；

The annular surface is stuck in the recess between the upper cover and the lower cover.

Further, the manual pushing block front end is square.

Clutch drive apparatus according to the present utility model, for the clutch drive apparatus, clutch driving Device can both realize manual unlocking, can also realize automatic unlocking, and in automatic unlocking, actuator work, actuator driving is in parallel The rotation of axis train, since the end gear in parallel axles system is mounted on casing, casing is mounted between upper cover and lower cover, glue Circle is mounted on casing, and cushion rubber is contacted with the hole inner wall of the end gear in parallel axes train, therefore in parallel axles system The damping of cushion rubber drives casing rotation when the gear of end；Since casing is mounted on the rear end of lead screw, casing rotation can drive Lead screw rotation when lead screw rotates, drives nut pushing block to move forward by screw thread, and second spring compression, second spring pushes horizontal Beam moves forward, so that top-pressure part moves forward, and then pushes the bolt Forward of bayonet clutch, is inserted into jack, realizes Unlock, door handle rotation can be unlocked, and the first spring is in compressive state at this time；When automatic locking, actuator is reversed, driving Part drives the rotation of parallel axes train, and nut pushing block is driven to draw back, and second spring restores former long, and the first spring is from compressive state Restoring, and then crossbeam and top-pressure part is pushed to draw back, bolt is exited from pin hole, realize that locking, door handle rotation can not be unlocked, The above process is compressed axially spring using screw structure, to push top-pressure part, it can be ensured that the reliability of bolt movement； In the process, when nut pushing block is moved forward or back to the end of sliding slot, limited block prevents nut pushing block from continuing to move to, and reaches axial limit The purpose of position.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the external structure schematic diagram of clutch drive apparatus provided by the embodiment of the utility model；

Fig. 2 is the schematic diagram of internal structure of clutch drive apparatus provided by the embodiment of the utility model；

Fig. 3 is the structural schematic diagram of automatic unlocking component in clutch drive apparatus provided by the embodiment of the utility model；

Fig. 4 is the structural schematic diagram of clutch drive apparatus middle sleeve provided by the embodiment of the utility model；

Fig. 5 is the structural schematic diagram of manual unlocking component in clutch drive apparatus provided by the embodiment of the utility model.

Icon: 10- upper cover；20- lower cover；30- top-pressure part；301- crossbeam；40- automatic unlocking component；401- actuator； 402- parallel axes train；403- casing；4031- annular groove；404- cushion rubber；405- lead screw；406- nut pushing block；407- limit Position block；The first spring of 408-；409- second spring；4010- guide post；50- manual unlocking component；501- manual knob； 5011- muscle position；The manual pushing block of 502-；5021- groove body；The inclined-plane 5022-；503- third spring.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Embodiment

One aspect according to the present utility model, provides clutch drive apparatus, as shown in Figure 1, Figure 2, Fig. 3 and Fig. 4 institute Show, including upper cover 10, lower cover 20, the top-pressure part 30 contacted with bolt, automatic unlocking component 40 and manual unlocking component 50；Its In, automatic unlocking component 40 includes actuator 401, parallel axes train 402,405 component of casing 403, cushion rubber 404 and lead screw, 405 component of lead screw includes lead screw 405,406, two limited blocks 407 of nut pushing block, the first spring 408 and two second springs 409；

Upper cover 10 and lower cover 20 are fixedly connected to form cavity, and automatic unlocking component 40 and manually solution are accommodated in cavity Lock set 50；

Actuator 401 is mounted between upper cover 10 and lower cover 20 and connect with parallel axes train 402, parallel axes train 402 In gear shaft be mounted on lower cover 20, the end gear in parallel axes train 402 is mounted on casing 403, and casing 403 is mounted on Between upper cover 10 and lower cover 20, cushion rubber 404 be mounted on casing 403 and in the hole of the end gear in parallel axes train 402 Wall contact；

Casing 403 is mounted on 405 rear end of lead screw, and lead screw 405 is threaded with nut pushing block 406；

406 top and bottom of nut pushing block are equipped with limited block 407, and upper cover 10 and lower cover 20 offer sliding slot；Limited block 407 are slidably connected with sliding slot, and when nut pushing block 406 moves forward or back the end for arriving sliding slot, limited block 407 prevents nut pushing block 406 is mobile；

Top-pressure part 30 is equipped with crossbeam 301, and crossbeam 301 protrudes into the cavity between upper cover 10 and lower cover 20；Lead screw 405 passes through It wears crossbeam 301 and is rotatablely connected with crossbeam 301, the first spring 408 is arranged on the lead screw 405 of 301 front end of crossbeam；

Two second springs 409 are located at the two sides of nut pushing block 406, and 409 one end of second spring and nut pushing block 406 connect It connects, the other end is connect with crossbeam 301.

Clutch drive apparatus according to the present utility model, for the clutch drive apparatus, clutch driving Device can both realize manual unlocking, can also realize automatic unlocking, and in automatic unlocking, actuator 401 works, and actuator 401 drives Dynamic parallel axes train 402 rotates, and since the end gear in parallel axles system is mounted on casing 403, casing 403 is mounted on Between lid 10 and lower cover 20, cushion rubber 404 is mounted on casing 403, and the end gear in cushion rubber 404 and parallel axes train 402 The contact of hole inner wall, therefore the damping of cushion rubber 404 drives casing 403 to rotate when end gear in parallel axles system；Due to set Pipe 403 is mounted on the rear end of lead screw 405, and therefore, the rotation of casing 403 can drive lead screw 405 to rotate, and when lead screw 405 rotates, passes through Screw thread drives nut pushing block 406 to move forward, and second spring 409 is compressed, and second spring 409 pushes crossbeam 301 to move forward, from And top-pressure part 30 moves forward, and then pushes the bolt Forward of bayonet clutch, is inserted into jack, realizes unlock, door handle Rotation can be unlocked, and the first spring 408 is in compressive state at this time；When automatic locking, actuator 401 is reversed, actuator 401 It drives parallel axes train 402 to rotate, and nut pushing block 406 is driven to draw back, second spring 409 restores former length, the first spring 408 restore from compressive state, and then crossbeam 301 and top-pressure part 30 is pushed to draw back, and bolt is exited from pin hole, realize locking, Door handle rotation can not be unlocked, and the above process is compressed axially spring using screw structure, can to push top-pressure part 30 Ensure the reliability of bolt movement；In the process, when nut pushing block 406 moves forward or back the end for arriving sliding slot, limited block 407 is prevented Nut pushing block 406 continues to move to, and achievees the purpose that axial limiting.

Wherein, actuator 401 is motor；Parallel axes train 402 includes motor shaft, first gear, second gear, third tooth Wheel and gear shaft, motor rotation drive the first gear on motor shaft to rotate, first gear drive second gear rotation, and second Gear drives the rotation of third gear, and third gear is the end gear of foregoing description；

In addition, top-pressure part 30 pushes away frame equipped with rectangular；Frame is pushed away to protrude into the cavity between upper cover 10 and lower cover 20；Push away frame It is equipped with crossbeam 301.

According to a kind of embodiment of the utility model clutch drive apparatus, as shown in figure 3,405 component of lead screw also wraps Include two guide posts 4010；

Two guide posts 4010 are divided for positioned at the left and right sides of lead screw 405, guide post 4010 is mounted on upper cover 10 and lower cover Between 20；

The first through hole for running through nut pushing block 406 is respectively provided at left and right sides of nut pushing block 406, guide post 4010 passes through First through hole；

Second through-hole for running through crossbeam 301 is respectively provided at left and right sides of crossbeam 301, it is logical that guide post 4010 passes through second Hole.

According to this practical novel clutch driving device, in this embodiment, move forward in nut pushing block 406 or During pusher, guide post 4010 has guiding role to the movement of nut pushing block 406, can reduce nut pushing block 406 The mobile probability to shift, enables to bolt that can more accurately be inserted into jack；

Preferably, the axial line of the axial line of guide post 4010, the axial line of first through hole and the second through-hole is overlapped.

According to a kind of embodiment of the utility model clutch drive apparatus, led as shown in figure 3, second spring is set in To column 4010, and one end of second spring 409 is connect with nut pushing block 406, and the other end is connect with crossbeam 301.

According to this practical novel clutch driving device, in the present embodiment, for second spring 409, second Spring 409 can be mutually indepedent with guide post 4010, can also be set in guide post 4010, it is preferable that second spring 409 is arranged In guide post 4010, compression to spring or it can reset there is guiding role.

According to a kind of embodiment of the utility model clutch drive apparatus, as shown in figure 4, along the circumferential direction of casing, set Annular groove 4031 is offered in the middle part of pipe 403；

Cushion rubber 404 is set in annular groove 4031.

Clutch drive apparatus according to the present utility model, in this embodiment, cushion rubber 404 are installed by annular groove On casing 403, wherein the depth of annular groove 4031 and the consistency of thickness of cushion rubber 404, so that cushion rubber 404 is set in ring It is a flat surface after in connected in star 4031 with casing 403.

According to a kind of embodiment of the utility model clutch drive apparatus, as shown in Fig. 2 and Fig. 5, manual unlocking Component 50 includes manual knob 501, manual pushing block 502 and third spring 503；501 front end of manual knob is equipped with muscle position 5011, Manual 502 rear end of pushing block is equipped with groove body 5021 and inclined-plane 5022；

Muscle position 5011 is located in groove body 5021, and when manual knob rotation, muscle position 5011 is detached from groove body 5021 and inclined-plane 5022 contacts；

One end of third spring 503 is connect with manual 502 front end of pushing block, and the other end is connect with top-pressure part 30；

Manual pushing block 502 is connect with frame is pushed away.

Clutch drive apparatus according to the present utility model, in the present embodiment, the course of work of manual unlocking component 50 It is as follows:

When manual unlocking, manual knob 501 is rotated, the slot of the muscle position 5011 of 501 front end of manual knob from manual pushing block 502 It produces in body 5021, is contacted with the inclined-plane 5022 of manual pushing block 502, behind muscle position 5011 and the contact of inclined-plane 5022, manual knob 501 rotation will push manual pushing block 502 to move forward, and move before manual pushing block 502, and third spring 503 compresses, and push top Casting die 30 moves forward, and then pushes bolt, and bolt is inserted into jack, realizes unlock, the first spring 408 is in compressive state at this time； After manual knob 501 is rotated and set back, the first spring 408 restores former length, drives top-pressure part 30 to retract, third spring 503 restore, and manual pushing block 502 is correspondingly retracted, and the muscle position 5011 of manual knob 501 is restored in slot；

Wherein, the front end of manual pushing block 502, which is equipped with, accommodates sky, accommodates third spring 503, third spring in receiving hole 503 other end withstands on pushing away on column on top-pressure part 30.

According to a kind of embodiment of the utility model clutch drive apparatus, it is equipped with annular surface in the middle part of manual knob 501, Recess is equipped between upper cover 10 and lower cover 20；

Annular surface is stuck in the recess between upper cover 10 and lower cover 20.

The annular surface of clutch drive apparatus according to the present utility model, 501 middle part of manual knob is stuck in upper cover 10 under In recess between lid 20, it may only rotate, cannot move axially for limiting manual knob 501.

According to a kind of embodiment of the utility model clutch drive apparatus, manual 502 front end of pushing block is square.

Clutch drive apparatus according to the present utility model, manual 502 front end of pushing block be square purpose be to limit it is manual Pushing block 502 may only be moved forward and backward, and cannot be rotated.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although utility model is described in detail referring to foregoing embodiments, those skilled in the art should be managed Solution: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of skills Art feature is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution the utility model The range of each embodiment technical solution.

Claims

1. clutch drive apparatus, which is characterized in that including upper cover, lower cover, the top-pressure part contacted with bolt, automatic unlocking component And manual unlocking component；Wherein, the automatic unlocking component includes actuator, parallel axes train, casing, cushion rubber and lead screw Component, the lead screw assembly include lead screw, nut pushing block, two limited blocks, the first spring and two second springs；

The upper cover and the lower cover are fixedly connected to form cavity, accommodate in the cavity and are stated automatic unlocking component and hand Dynamic solution lock set；

The actuator is mounted between the upper cover and the lower cover and connect with the parallel axes train, the parallel axes Gear shaft in train is mounted on the lower cover, and the end gear in the parallel axes train is mounted in described sleeve pipe, described Casing is mounted between the upper cover and the lower cover, the cushion rubber be mounted in described sleeve pipe and with the parallel axes train In end gear hole inner wall contact；

Nut pushing block top and bottom are equipped with the limited block, and the upper cover and the lower cover offer sliding slot；It is described Limited block is slidably connected with the sliding slot, when the nut pushing block is moved forward or back to the end of the sliding slot, the limited block Prevent the nut pushing block mobile；

The top-pressure part is equipped with crossbeam, and the crossbeam protrudes into the cavity between the upper cover and the lower cover；The lead screw It is rotatablely connected through the crossbeam and with the crossbeam, is arranged with described first on the lead screw of the crossbeam front end Spring；

Two second springs are located at the two sides of the nut pushing block, and described second spring one end and the nut pushing block connect It connects, the other end is connect with the crossbeam.

2. clutch drive apparatus according to claim 1, which is characterized in that the lead screw assembly further includes two guiding Column；

Two guide posts are divided into positioned at the left and right sides of the lead screw, the guide post be mounted on the upper cover and it is described under Between lid；

The first through hole for running through the nut pushing block is respectively provided at left and right sides of the nut pushing block, the guide post passes through institute State first through hole；

Second through-hole for running through the crossbeam is respectively provided at left and right sides of the crossbeam, it is logical that the guide post passes through described second Hole.

3. clutch drive apparatus according to claim 2, which is characterized in that the second spring is set in the guiding Column, and one end of the second spring is connect with the nut pushing block, the other end is connect with the crossbeam.

4. clutch drive apparatus according to claim 3, which is characterized in that the top-pressure part is equipped with rectangular push away Frame；

The frame that pushes away is equipped with the crossbeam.

5. clutch drive apparatus according to claim 1, which is characterized in that along the circumferential direction of described sleeve pipe, described sleeve pipe Middle part offers annular groove；

The cushion rubber is set in the annular groove.

6. clutch drive apparatus according to claim 4, which is characterized in that the manual unlocking component includes rotation manually Button, manual pushing block and third spring；The manual knob front end be equipped with muscle position, the manual pushing block rear end be equipped with groove body and Inclined-plane；

The muscle position is located in the groove body, when manual knob rotation, the muscle position be detached from the groove body and it is described tiltedly Face contact；

The manual pushing block is connect with the frame that pushes away.

7. clutch drive apparatus according to claim 6, which is characterized in that be equipped with annular in the middle part of the manual knob Face is equipped with recess between the upper cover and the lower cover；

8. clutch drive apparatus according to claim 6, which is characterized in that the manual pushing block front end is square.