CN215108083U

CN215108083U - Clutch device and door lock comprising same

Info

Publication number: CN215108083U
Application number: CN202121567510.9U
Authority: CN
Inventors: 叶娟
Original assignee: Shenzhen Keriqi Intelligent Technology Co ltd
Current assignee: Shenzhen Keriqi Intelligent Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-10
Anticipated expiration: 2031-07-09

Abstract

The utility model provides a clutch and contain this clutch's lock. A clutch device comprises a transmission mechanism, a first rotating part, a second rotating part and a clutch disc, wherein the transmission mechanism is used for driving the second rotating part to rotate, the second rotating part is used for driving the first rotating part to rotate, an output shaft of the transmission mechanism, the second rotating part and the clutch disc are coaxially arranged, the second rotating part is provided with a first mounting hole, the clutch disc is provided with a mounting shaft matched with the first mounting hole, and the clutch disc is also provided with a second mounting hole matched with the output shaft of the transmission mechanism; the second rotates and is equipped with the encircleing the first cooperation portion that first mounting hole distributes, be equipped with on the clutch disc and encircle the second cooperation portion that the second mounting hole distributes, first cooperation portion is located the second rotates the piece orientation on the terminal surface of clutch disc, second cooperation portion is located the clutch disc orientation on the terminal surface that the second rotated the piece.

Description

Clutch device and door lock comprising same

Technical Field

The utility model relates to a locks the field, especially relates to an engaging and disengaging gear and contain this engaging and disengaging gear's lock.

Background

In the prior art, door, lock integration and popularization basically, all can install in succession on the door usually and be equipped with the lock, and few someone goes to use independent lock again, in the prior art, generally be provided with two kinds or more than two kinds of modes unblock in the electronic lock, for example an electronic unlocking structure and a manual unlocking structure, and the control spring bolt is flexible in order to realize opening the door or the effect of locking the door, can have the rotation piece to be connected with two power supplies promptly.

In the lock that is provided with electronic unblock structure, when the motor was in non-operation state, the output shaft that is connected with the rotation piece was in the card state of dying (unable rotation promptly), and if the handle that rotates comes the unblock this moment can lead to the rotation piece card to die, further rotates by force probably to lead to rotating piece or drive mechanism to burst and lead to the part damage. In order to avoid the situation of jamming, a clutch device and a door lock comprising the clutch device are needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a clutch aims at solving and has different power supplies mutual interference to lead to the dead risk of card, avoids the condition that the rotation by force probably leads to rotating or drive mechanism to burst apart.

The utility model provides a clutch device, including drive mechanism, the first rotating member, the second rotating member and the clutch disc of being connected with outside handle, drive mechanism is used for driving the second rotating member rotates, the second rotating member is used for driving the first rotating member rotates, drive mechanism's output shaft the second rotating member with the clutch disc is with the axle center setting, be equipped with first mounting hole on the second rotating member, be equipped with on the clutch disc with the installation axle that first mounting hole cooperatees, still be equipped with on the clutch disc with drive mechanism's output shaft matched with second mounting hole;

the second rotates and is equipped with the encircleing first cooperation portion that first mounting hole distributes, be equipped with on the clutch disc and encircle the second cooperation portion that the second mounting hole distributes, first cooperation portion is located the second rotates the piece orientation on the terminal surface of clutch disc, second cooperation portion is located the clutch disc orientation on the terminal surface of second rotation piece, first cooperation portion with arbitrary one in the second cooperation portion is protruding structure, another one be rather than the groove structure of looks adaptation, works as when the output shaft is fixed, the second rotates the piece relatively the clutch disc rotates.

Furthermore, the second rotating part is a gear, and the first rotating part is provided with a tooth-shaped structure meshed with the second rotating part.

Furthermore, the profile of the protruding structure and/or the profile of the groove structure are/is provided with a round angle, when the output shaft is fixed, the second rotating part can rotate relatively smoothly relative to the clutch disc when rotating.

Furthermore, the number of the convex structures is less than that of the concave structures, so that the second rotating part can rotate relatively to the clutch disc stably.

Further, the second rotates and is equipped with the mounting groove that the clutch disc profile suited, just first cooperation portion is located the bottom surface of mounting groove, installation axle on the clutch disc passes first mounting hole, the clutch disc inlays to be located in the mounting groove.

Furthermore, the thickness of the clutch disc is smaller than or equal to the depth of the mounting groove, and when the clutch disc is mounted in the mounting groove, the end face of the clutch disc does not exceed the mounting groove.

The utility model also provides a door lock, including face-piece, foretell clutch, locking piece and handle, clutch includes drive mechanism, the first piece that rotates of being connected with outside handle, second rotation piece and clutch disc, drive mechanism is used for driving the second rotation piece rotates, the second rotates the piece and is used for driving first rotation piece rotates, be equipped with on the face-piece and be used for the confession the through-hole that locking piece shuttled back and forth, first rotation piece is used for driving locking piece is flexible in order to realize locking or unblock, just first rotation piece with the handle is connected.

Furthermore, a shifting part is arranged on the first rotating part, a clamping groove matched with the shifting part is arranged on the locking part, and the first rotating part is matched with the clamping groove to drive the locking part to stretch and retract when rotating.

Furthermore, the locking piece comprises a first plate, a second plate and a swing arm arranged between the first plate and the second plate, wherein one end of the swing arm is provided with a first hook-shaped portion, the other end of the swing arm is provided with a second hook-shaped portion, a shifting shaft extends outwards from the second hook-shaped portion, a track used for guiding the shifting shaft is arranged on the inner side of the face shell, at least part of the track is provided with an inclined section, and the shifting shaft is guided to rotate through the inclined section so that the first hook-shaped portion is hidden between the first plate and the second plate.

Furthermore, be equipped with the spout on the locking piece, the face-piece inboard be equipped with the spacing post of spout matched with, the spout is on a parallel with the flexible direction of locking piece, spacing post is used for the restriction the locking piece breaks away from the lock.

The utility model discloses a set up second rotating member and clutch disc, will the second rotating member cover locate the clutch disc, the clutch disc cover is located on the output shaft, drive mechanism passes through the output shaft drives the clutch disc and the second rotating member rotates, and then drives the rotation of first rotating member realizes unblock or locking; the utility model discloses an utilize first cooperation portion and the second cooperation portion of looks adaptation to make when one of them party (the second rotates the piece or the clutch disc) is fixed, the other party can utilize protruding structure and groove structure cooperation in order to realize relative rotation and idle running, thereby avoids under the dead circumstances of electronic part lock, revolves wrong handle or provides other messenger the second rotates a pivoted power and can not lead to the dead situation of mutual interference card.

Drawings

Fig. 1 is a schematic view of an overall structure of a clutch device according to an embodiment of the present invention.

Fig. 2 is a top view of the embodiment of fig. 1.

Fig. 3 is a cross-sectional view taken about section line a-a in fig. 2.

Fig. 4 is a schematic view of a portion of the components of the embodiment of fig. 1.

Fig. 5 is a schematic view of the overall structure of the door lock according to an embodiment of the present invention.

Fig. 6 is an angled structure diagram of the embodiment of fig. 5.

Fig. 7 is a schematic view of another angle of the embodiment of fig. 5.

Fig. 8 is an angled partial cross-sectional view of the embodiment of fig. 5.

Fig. 9 is a partial cross-sectional view at another angle of the embodiment of fig. 5.

The structures and corresponding reference numerals in the drawings are as follows:

1000-door lock, 100-clutch device, 10-transmission mechanism, 11-output shaft, 20-first rotating piece, 30-second rotating piece, 31-first mounting hole, 32-first matching part, 33-mounting groove, 40-clutch disc, 41-mounting shaft, 42-second mounting hole, 43-second matching part, 50-driving device, 200-panel shell, 300-locking piece, 301-first plate, 302-second plate, 303-clamping groove, 304-swing arm, 3041-first hook part, 3042-second hook part, 3043-shifting shaft, sliding groove 305 and 400-handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. It is to be understood that the drawings are designed solely for the purposes of illustration and description and not as a definition of the limits of the invention. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-4, the utility model provides a clutch device 100, including drive mechanism 10, the first rotation piece 20, the second rotation piece 30 and the clutch disc 40 of being connected with the outside handle, drive mechanism 10 is used for driving the second rotation piece 30 rotates, the second rotation piece 30 is used for driving the first rotation piece 20 rotates, drive mechanism 10's output shaft 11 the second rotation piece 30 with the clutch disc 40 sets up with the axle center, be equipped with first mounting hole 31 on the second rotation piece 30, be equipped with on the clutch disc 40 with first mounting hole 31 matched with installation axle 41, still be equipped with on the clutch disc 40 with the output shaft 11 matched with second mounting hole 42 of drive mechanism 10.

Be equipped with on the second rotation piece 30 and encircle the first cooperation portion 32 that first mounting hole 31 distributes, be equipped with on the clutch disc 40 and encircle the second cooperation portion 43 that second mounting hole 42 distributes, first cooperation portion 32 is located the second rotation piece 30 orientation on the terminal surface of clutch disc 40, second cooperation portion 43 is located the clutch disc 40 orientation on the terminal surface of second rotation piece 30, first cooperation portion 32 with any one in the second cooperation portion 43 is protruding structure, another one is the groove structure rather than the looks adaptation, works as when output shaft 11 is fixed, the second rotation piece 30 is relative the clutch disc 40 rotates.

The utility model discloses a set up second rotating member 30 and clutch disc 40, will the second rotating member 30 cover locate clutch disc 40, clutch disc 40 cover locates on output shaft 11, drive mechanism 10 passes through output shaft 11 and drives clutch disc 40 and the rotation of second rotating member 30, and then drive the rotation of first rotating member 20 realizes unblock or locking; the utility model discloses an utilize first cooperation portion 32 and second cooperation portion 43 of looks adaptation to make when one of them party (the second rotates piece 30 or clutch 40) is fixed, the other party can utilize protruding structure and groove structure cooperation in order to realize relative rotation and idle running, thereby avoids under the dead condition of motor lock, revolves wrong handle 400 or provides other messenger the second rotates piece 30 pivoted power and can not lead to the dead situation of mutual interference card.

Preferably, the profile of the protruding structure and/or the recessed structure is provided with a rounded corner, so that when the output shaft 11 is fixed, the second rotating member 30 can rotate relatively smoothly relative to the clutch plate 40. This embodiment makes the relative movement of the protrusion and the recess smooth by using the arc-shaped surface of the rounded corner, i.e. when the second rotating member 30 or the clutch disc 40 is fixed, the other can rotate relatively with a relatively smooth idle rotation.

The utility model discloses in, drive mechanism 10 adopts the gear box structure, the input of gear box is connected with drive arrangement 50, the output of gear box does output shaft 11, the output of gear is connected clutch disc 40

The utility model discloses in, the second rotates piece 30 and is the gear, be equipped with on the first piece 20 with the second rotates the profile of tooth structure that 30 meshed mutually, then first piece 20 both can be full gear structure, also can be the half gear structure who sets up the part teeth of a cogwheel, works as when first piece 20 is half gear structure, be equipped with the portion of stirring 21 that is used for driving outside locking piece and removes on the first piece.

In order to achieve the purpose that the second rotating member 30 drives the first rotating member 20 to rotate, the first rotating member 20 and the second rotating member 30 may also adopt other transmission structures, for example, the first rotating member 20 and the second rotating member 30 are belt pulleys that are matched with each other, and the first rotating member 20 is further provided with a shifting structure that is concentrically arranged, and when the second rotating member 30 rotates, the belt drives the first rotating member 20 to rotate so as to shift the locking member 300 to extend and retract.

The utility model discloses in, the quantity of protruding structure is less than groove structure's quantity, so that the second rotates piece 30 relatively comparatively steady when clutch disc 40 rotates, be the groove structure at every certain quantity promptly, protruding structure can with groove structure looks adaptation to the stationarity when strengthening the second and rotating piece 30 relative rotation.

The utility model discloses in, be equipped with on the second rotation piece 30 with the mounting groove 33 that the profile of clutch disc 40 suited, just first cooperation portion 32 is located the bottom surface of mounting groove 33, the installation axle 41 on the clutch disc 40 passes first mounting hole 31, clutch disc 40 inlays to be located in the mounting groove 33.

Preferably, the thickness of the clutch disc 40 is less than or equal to the depth of the mounting groove 33, and when the clutch disc 40 is mounted in the mounting groove 33, the end surface of the clutch disc 40 does not exceed the mounting groove 33; the utility model discloses in will through the setting clutch disc 40 install in on the mounting groove 33, utilize mounting groove 33 will clutch disc 40's terminal surface is hidden, avoids clutch disc 40 is relative the second rotates piece 30 arch.

Referring to fig. 5-9, the present invention further provides a door lock 1000, which comprises a panel 200, the clutch device 100, a locking member 300 and a handle 400, the face shell 200 is provided with a through hole for the lock member 300 to shuttle, and comprises a transmission mechanism 10, a first rotating member 20 connected with an external handle 400, a second rotating member 30 and a clutch disc 40, the transmission mechanism 10 is used for driving the second rotating member 30 to rotate, the second rotating member 30 is used for driving the first rotating member 20 to rotate, the output shaft 11 of the transmission mechanism 10, the second rotating member 30 and the clutch plate 40 are coaxially arranged, the second rotating member 30 is provided with a first mounting hole 31, the clutch disc 40 is provided with a mounting shaft 41 matched with the first mounting hole 31, the clutch plate 40 is further provided with a second mounting hole 42 matched with the output shaft 11 of the transmission mechanism 10.

The first rotating member 20 is used for driving the locking member 300 to stretch and retract so as to realize locking or unlocking, and the first rotating member 20 is connected with the handle 400; the first rotating member 20 is provided with a shifting portion 21, the locking member 300 is provided with a clamping groove 303 matched with the shifting portion 21, and the shifting portion 21 is matched with the clamping groove 303 to drive the locking member 300 to stretch and retract.

The utility model discloses in, through setting up first rotating member 20 with the operation of locking piece 300 cooperation in order to realize the unblock and unblank utilizes protruding structure and groove structure cooperation in clutch 100 are in order to realize relative rotation and idle running to avoid under the dead condition of motor lock, can not lead to the dead situation of mutual interference card when revolving twist handle 400.

In one embodiment of the present invention, the locking member 300 includes a first plate 301, a second plate 302, and a swing arm 304 disposed between the first plate 301 and the second plate 302. The first plate 301 and the second plate 302 are arranged in parallel, a rotation shaft is provided between the first plate 301 and the second plate 302, and the swing arm 304 is attached to the rotation shaft so as to be pivotable about the rotation shaft.

Specifically, one end of the swing arm 304 is provided with a first hook 3041, the other end of the swing arm 304 is provided with a second hook 3042, when the first hook 3041 enters a lock hole, the first hook 3041 extends out to limit the lock piece to be separated from the lock hole, and the second hook 3042 is used to limit the lock piece to be separated from the door lock 1000. The second hook 3042 extends outward to form a shifting shaft 3043, a rail 201 for guiding the shifting shaft 3043 is disposed inside the face housing 200, and at least a portion of the rail 201 is provided with an inclined section, so that the shifting shaft 3043 is guided to rotate by the inclined section, and the first hook 3041 is hidden between the first plate 301 and the second plate 302.

Preferably, the locking member 300 is provided with two swing arms 304, and the two swing arms 304 are respectively disposed on two opposite sides, when the locking member 300 shuttles the front shell 200, the two shifting shafts 3043 are simultaneously guided by the rails 201 to drive the two swing arms to rotate inwards, so as to hide the first hook 3041 between the first plate 301 and the second plate 302,

preferably, a sliding groove 305 is formed in the locking member 300, a limiting column 202 matched with the sliding groove 305 is arranged on the inner side of the face shell 200, the sliding groove 305 is parallel to the direction of extension and retraction of the locking member 300, and the limiting column 202 is used for limiting the locking member 300 to be separated from the door lock 1000; in this embodiment, the limit column 202 is arranged to limit the stroke range of the locking member 300, so as to prevent the locking member 300 from being disengaged from the door lock 1000.

In another embodiment of the present invention, the locking member 300 may also adopt a cylindrical locking bolt body, the first rotating member 20 rotates to drive the locking member 300 stretches to realize locking or unlocking.

Throughout the description and claims of this application, the words "comprise/comprises" and the words "have/includes" and variations of these are used to specify the presence of stated features, values, steps or components but do not preclude the presence or addition of one or more other features, values, steps, components or groups thereof.

Some features of the invention, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, certain features of the invention, which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable combination in different embodiments.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the present invention.

Claims

1. A clutch device is characterized by comprising a transmission mechanism, a first rotating piece, a second rotating piece and a clutch disc, wherein the first rotating piece, the second rotating piece and the clutch disc are connected with an external handle, the transmission mechanism is used for driving the second rotating piece to rotate, the second rotating piece is used for driving the first rotating piece to rotate, an output shaft of the transmission mechanism, the second rotating piece and the clutch disc are coaxially arranged, the second rotating piece is provided with a first mounting hole, the clutch disc is provided with a mounting shaft matched with the first mounting hole, and the clutch disc is further provided with a second mounting hole matched with the output shaft of the transmission mechanism;

the second rotates and is equipped with the encircleing first cooperation portion that first mounting hole distributes, be equipped with on the clutch disc and encircle the second cooperation portion that the second mounting hole distributes, first cooperation portion is located the second rotates the piece orientation on the terminal surface of clutch disc, second cooperation portion is located the clutch disc orientation on the terminal surface of second rotation piece, first cooperation portion with arbitrary one in the second cooperation portion is protruding structure, another one be rather than the groove structure of looks adaptation, works as when the output shaft is fixed, the second rotates the piece can be relative the clutch disc rotates.

2. The clutch device according to claim 1, wherein the second rotating member is a gear, and the first rotating member is provided with a tooth structure engaged with the second rotating member.

3. The clutch apparatus of claim 1, wherein the contour of the projection arrangement and/or the recess arrangement is provided with rounded corners to provide smoother rotation of the second rotatable member relative to the clutch plate when the output shaft is stationary.

4. The clutch apparatus of claim 1, wherein the number of projection formations is less than the number of recess formations to smooth rotation of the second rotating member relative to the clutch plate.

5. The clutch device according to claim 1, wherein the second rotating member is provided with a mounting groove adapted to a profile of the clutch disc, the first engaging portion is provided on a bottom surface of the mounting groove, a mounting shaft of the clutch disc passes through the first mounting hole, and the clutch disc is embedded in the mounting groove.

6. The clutch device according to claim 5, wherein the thickness of the clutch disc is less than or equal to the depth of the mounting groove, and when the clutch disc is mounted in the mounting groove, the end surface of the clutch disc does not extend beyond the mounting groove.

7. A door lock, characterized by comprising a face shell, the clutch device according to any one of claims 1 to 6, a locking member and a handle, wherein the clutch device comprises a transmission mechanism, a first rotating member, a second rotating member and a clutch disc, the first rotating member, the second rotating member and the clutch disc are connected with an external handle, the transmission mechanism is used for driving the second rotating member to rotate, the second rotating member is used for driving the first rotating member to rotate, the face shell is provided with a through hole for the locking member to shuttle, the first rotating member is used for driving the locking member to stretch so as to realize locking or unlocking, and the first rotating member is connected with the handle.

8. The door lock of claim 7, wherein the first rotating member is provided with a toggle portion, the locking member is provided with a slot engaged with the toggle portion, and the first rotating member is rotated to drive the locking member to extend and retract through engagement between the toggle portion and the slot.

9. The door lock according to claim 7, wherein the locking member includes a first plate, a second plate, and a swing arm disposed between the first plate and the second plate, one end of the swing arm is provided with a first hook, the other end of the swing arm is provided with a second hook, the second hook extends outward with a dial shaft, the inner side of the face housing is provided with a track for guiding the dial shaft, and the track is at least partially provided with an inclined section through which the dial shaft is guided to rotate so that the first hook is hidden between the first plate and the second plate.

10. The door lock of claim 7, wherein the locking member has a sliding groove, the inner side of the face shell has a limiting post engaged with the sliding groove, the sliding groove is parallel to the direction of extension of the locking member, and the limiting post is used to limit the locking member to separate from the door lock.