CN110185317A

CN110185317A - Clutch and applied lockset

Info

Publication number: CN110185317A
Application number: CN201910591374.8A
Authority: CN
Inventors: 林旭文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2019-08-30

Abstract

Clutch and applied lockset, clutch includes clutching member and brake spring, it is characterized in that, clutching member includes the first clutch-plate and the second clutch-plate of opposite overlapping, brake spring includes the first brake spring and the second brake spring, the flaky cuboid-type of first clutch-plate, the first groove is provided on the inside of first clutch-plate, the the first intermediate diaphragm plate that can separate the first groove is provided in the middle section position close to the first groove, an end position of the first groove is provided with first end wall body, the extending direction of first groove be parallel to the long side of the first clutch-plate and be located at the first clutch-plate on the inside of two long sides between middle position, the intermediate region of first groove is provided with the first combined hole, first combined hole is through-hole and is arranged between the first intermediate diaphragm plate and first end wall body；The radial rotary that clutch can be used on lockset limiting door handle advantageously ensures that the safety in utilization of lockset to effectively limit the unlocking operation of lockset.

Description

Clutch and applied lockset

Technical field

The present invention relates to the lockset that a kind of clutch and application have the clutch, the clutch can be used for the lockset The radial rotary of upper limitation door handle advantageously ensures that the use peace of lockset to effectively limit the unlocking operation of the lockset Quan Xing.

Background technique

Lockset requires anti-theft high as the component of core the most in access control system.It is popular on the market at present thus Lockset in be often equipped with clutch structure disclosed in clutch, such as patent CN201410102194.6, pass through control Whether the inside and outside clutch block of the clutch combines the rotation of limitation door handle, is in discrete state in the inside and outside clutch block When, outer handle can only dally without can control the movement of the lock tongue in lock body, only when the inside and outside clutch block is combined together, It can complete to unlock by the way that the lock tongue in rotation outer grip manual control lockmaking body is mobile.But the cost is relatively high for this clutch, accounts for With installation space excessive in lock panel, it is not particularly suited in small-sized lock panel.It is more succinct to there is a kind of structure later Clutch structure, the anti-theft lock device application in patent CN201811543368.7 have dependency structure.The anti-theft lock device packet Inner panel, interior handle, handle base and rotation closing piece are included, the handle base passes through on the inner panel and by screw and positioned at institute The rotation closing piece on the inside of inner panel is stated to lock together.The handle base end face opposite with the rotation closing piece is equipped with the decorative pearl on top of an official cap Chamber, the intracavitary placement of the decorative pearl on top of an official cap can stretch out the decorative pearl on top of an official cap chamber along the decorative pearl on top of an official cap of the rotation closing piece radially slided, the decorative pearl on top of an official cap Outer outer end face sliding lock block.Push rod protrudes into the bottom of the decorative pearl on top of an official cap chamber, the push rod behind the hole in the handle base Rear end be connected with head.It is additionally provided with box body on the inside of the lock panel, sliding is provided with slide lock in the box body Block.Under normal conditions, the sliding lock block suppresses rotation closing piece under gravity or elastic force or so and is located at lock station front, makes the rotation Twist lock block cannot rotate.Must be depressed with hand when enabling the head make the push rod slid inward decorative pearl on top of an official cap is pushed up upwards and Separating sliding lock block with the lock station rotated on closing piece just can be achieved unlocking.

Summary of the invention

Sliding lock block described in patent CN201811543368.7 is by box body described in elastic force auto-extending, so often Spring is needed to configure.As to how the spring is allowed to combine with the sliding lock block, there is no disclose tool in the patent The structure of body does not more disclose how two sliding lock blocks of configuration and two springs.Such as how succinct, occupied space Small two sliding lock blocks of mode reasonable disposition and two springs are to need the technical issues of further solving.

In face of above-mentioned technical problem, the present invention proposes that a kind of clutch, including clutching member and brake spring, feature exist In the clutching member includes the first clutch-plate and the second clutch-plate of opposite overlapping, and the brake spring includes the first clutch Spring and the second brake spring, the flaky cuboid-type of the first clutch-plate are provided on the inside of first clutch-plate First groove is provided among can separate first groove first in the middle section position close to first groove Diaphragm plate is provided with first end wall body, the extending direction of first groove in an end position of first groove Be parallel to the long side of first clutch-plate and be located at first clutch-plate on the inside of two long sides between middle position, The intermediate region of first groove is provided with the first combined hole, and first combined hole is through-hole and is arranged in described first Between intermediate diaphragm plate and first end wall body；The flaky cuboid-type of second clutch-plate, second clutch-plate Inside is provided with the second groove, and second groove can be separated by being provided in the middle section position close to second groove The second intermediate diaphragm plate, an end position of second groove is provided with the second end wall body, second groove Extending direction be parallel to second clutch-plate long side and be located at second clutch-plate on the inside of two long sides between Middle position is provided with the second combined hole in the intermediate region of second groove, and second combined hole is through-hole and cloth It sets between the described second intermediate diaphragm plate and the second end wall body；Second clutch-plate is opposite with first clutch-plate folded Close but arrange in the opposite direction, first brake spring be clamped between first groove and second groove and Its both ends is limited between the described first intermediate diaphragm plate and the second end wall body, and second brake spring is clamped Between first groove and second groove and its both ends is limited in the described second intermediate diaphragm plate and described the Between one end wall body, the first clutch-plate and under the free driving condition of first brake spring and the second brake spring The position to misplace up and down is relatively slid between two clutch-plates.

Wherein, second clutch-plate is opposite with first clutch-plate overlaps but arranges in the opposite direction, in this way, described First groove and second groove are positioned opposite, and the first end wall body of first clutch-plate is located at left side, and institute The second end wall body for stating the second clutch-plate is located at right side, shape between the first intermediate diaphragm plate and the second end wall body At the space for accommodating first brake spring, and is formed and held between the first end wall body and the second intermediate diaphragm plate Set the space of second brake spring.

Wherein, first combined hole is arranged between the described first intermediate diaphragm plate and first end wall body, and described Two combined holes are arranged between the described second intermediate diaphragm plate and the second end wall body, in this way, after assembling the clutch, institute It states the first brake spring and second brake spring is placed in the arranged on left and right sides of first combined hole and the second combined hole. It can be arranged in first combined hole and second combined hole simultaneously by a rod-like element in specific application and prevent institute It states the first clutch-plate and second clutch-plate is completely isolated excessively with respect to sliding.

According to the above technical scheme, compared with prior art, the beneficial technical effect of the present invention lies in due to described first Clutch-plate and second clutch-plate have groove, intermediate diaphragm plate and end wall body tectosome so, the tectosome first The structural strength that first clutch-plate Yu second clutch-plate can first be strengthened, be conducive to they be configured to thin walled structure from And the volume of first clutch-plate and second clutch-plate can be reduced and then be applicable in the installation space of small size. In addition it is possible to it is convenient and dexterously first brake spring and the second brake spring are placed between them, it is such Mounting means not only contributes to reduce the entire combination total volume of the clutching member and brake spring, also assign described first from Their length adjustment of whole total length can be adjusted with respect to sliding along its length by closing piece and second clutch-plate Characteristic, to can choose first clutch-plate or second clutch-plate progress clutch positioning in the application having, again Or two clutch-plates carry out clutch positioning simultaneously.

According to above-mentioned analysis it is found that the entire combination total volume of the clutching member and the brake spring is considerably less, it Application space it is very wide, such as further technical solution can be, and further include handle shaft；It is set in the handle shaft It is equipped with the radial hole of radial direction arrangement, the clutching member and brake spring are arranged in the radial hole after combining and institute Clearance fit between clutching member and the radial hole is stated, in a free state the head of first clutch-plate and the second clutch The head of piece keeps stretching out the handle shaft respectively.According to the above technical scheme, the clutching member and the brake spring Dexterously be installed in the handle shaft by the radial hole, be sufficiently used the inner space of the handle shaft from And the installation space occupied except the handle shaft is greatly reduced, and can be on the head and second of first clutch-plate The head of clutch-plate is stretched out respectively in the state of the handle shaft, using first clutch-plate and the second clutch-plate to described Handle shaft carries out limit axially or radially, and can be total by adjusting the entirety of first clutch-plate and the second clutch-plate Length and release the limitation to the handle shaft.

In order to easily control the whole total length of first clutch-plate and the second clutch-plate, further technology Scheme is also possible that the central axis along the handle shaft is provided with center through hole, the radial hole and the center through hole Perforation, is axially disposed with poke rod in the center through hole, and the rear end head of the poke rod is tapered to have taper End, the tapered end have cone；The poke rod extend into first combined hole and for transmitting external thrust So as to driving the both ends head of the clutching member to retract into the radial hole in two combined holes；The poke rod is also used In when the poke rod move axially forwards and its described tapered end be gradually backed out first combined hole and second combine Kong Shi, the head of the clutching member resets under the driving of the brake spring stretches out the radial hole, and described first combines The axial centre of poke rod described in the center deviation of hole and the second combined hole but rear end cone of the poke rod stills remain in In first combined hole and the second combined hole.According to the above technical scheme, pass through the shifting axially back and forth of the control poke rod Move the telescopic moving of the controllable clutching member.Furthermore it is also possible to be maintained at described by the rear end cone of the poke rod Structure in first combined hole and the second combined hole prevents the excessively opposite sliding of first clutch-plate and second clutch-plate And completely disengage the handle shaft, it is seen that can also be to first clutch-plate and second clutch by the poke rod Piece carries out radial limit.

Further technical solution, which is also possible that in the center through hole, is provided with driving lever spring, the driving lever spring It is set on the poke rod for driving the poke rod to move axially and automatically reset forwards.

Further technical solution is also possible that the tapered end of the poke rod in flat, first combined hole It is in the strip being adapted to the tapered end of the poke rod with the second combined hole.The poke rod and institute are advantageously reduced in this way State the volume of clutching member.

Further technical solution is also possible that further include the hand grip portion held for hand, described in the handle shaft connection Hand grip portion, the handle shaft and hand grip portion collectively constitute door handle, and the front end of the poke rod is extended the handle and turned Axis is simultaneously exposed on the hand grip portion so as to provide condition to press the poke rod from the outside of the hand grip portion.

Further technical solution be also possible that the medium position of the poke rod be provided with radially protruding radial direction it is prominent It rises, radial dividing wall is provided in the center through hole, be not provided only with described in capable of allowing and dial on the radial dividing wall The isolation cinclides that lever passes through, and it is also equipped with the escape groove for allowing the radial projection to pass through, the driving lever spring is arranged in Between the radial direction dividing wall and the poke rod front end；The radial projection is used at it from the front end of the center through hole It rotates by a certain angle axially to limit the poke rod forwards using the radial dividing wall after the escape groove passed through The range of axial movement.It according to the above technical scheme, can be with very succinct structure that the poke rod is tentatively axial Limit allows the poke rod rearward to move axially certain distance and can prevent described stir in the handle shaft Bar moves axially forwards is detached from the handle shaft.

The present invention also proposes a kind of lockset using the clutch, which is characterized in that including the clutch, the lock Tool further includes lock panel, lock body, and the lock panel is provided with panel in the lock panel for installation on the lateral surface of door leaf Hole, the handle shaft are rotatably arranged in the panel hole；The lock body includes lock tongue, and the lock body is for installation into door In fan and by the lock tongue locking door leaf, the handle shaft is used to drive the lock tongue telescopic moving in the lock body；Institute The gap portions for being provided on the inside of lock panel and capable of receiving the clutching member head are stated, when the clutching member head is stretched out After the radial hole is inserted into the gap portions, they cooperate is not able to rotate for limiting the handle shaft, when it is described from It closes element head and exits the gap portions to which the handle shaft can be rotated.

Wherein, the handle shaft is rotatably arranged in the panel hole, and features described above defines the handle shaft can To be directly to be arranged in the panel hole, or be provided with the rotatable supports such as bearing in the panel hole, the handle Shaft is directly arranged in the bearing hole of the bearing and is rotatably arranged in the panel hole.

According to the above technical scheme, since the head on the head of first clutch-plate and the second clutch-plate can stretch respectively The handle shaft and notch section cooperation limit the rotation of the handle shaft out, so can the hand grip portion with The handle shaft still is able to the head by first clutch-plate or the head of the second clutch-plate after rotating 180 ° of commutations The rotation of the handle shaft is limited with notch section cooperation.The clutching member include first clutch-plate and second from It closes double clutch chip architectures of piece and provides feasible technical foundation for the realization handle forward and backward radial positioning that commutates.

Further technical solution, which is also possible that on the inside of the lock panel, is additionally provided with motor driver, the electricity Dynamic driver includes torque output arm, and the torque output arm extends to the clutching member, and the motor driver is for working as It is acted and the torque output arm can push the clutching member to leave the gap portions to allow described when stretching out Hand shaft can rotate, and the motor driver is also used to the clutching member when it is acted and the torque output arm is withdrawn It resets and enters the gap portions to which the handle shaft cannot rotate.According to the above technical scheme, the lockset passes through institute State the movement that motor driver automatically controls the clutching member.

Further technical solution is also possible that the protrusion being provided on the inside of the lock panel around the panel hole Side, the gap portions are arranged on the lug.Wherein, it can be integral type between the lug and the lock panel Construction can also be split type construction.

Detailed description of the invention

Fig. 1 is the schematic perspective view using the lockset 100 of technical solution of the present invention；

Fig. 2 is the schematic cross-sectional view of the lockset 100, and lock body 3 and outer door handle 2a is omitted in figure；

Fig. 3 is the decomposition texture schematic diagram of the inside door handle 2；

Fig. 4 is the hand grip portion main body 211 to be observed along Fig. 3 arrow T1 direction and the assembly of the outer shaft 4 is resulting flat Face structural schematic diagram；

Fig. 5 is the schematic diagram of the section structure in the direction A-A in Fig. 4；

Fig. 6 is to observe the resulting planar structure schematic diagram of the jackshaft 5 along Fig. 3 arrow T2 direction；

Fig. 7 is the schematic cross-sectional view in the direction B-B in Fig. 6；

Fig. 8 is the schematic diagram of the section structure in the direction D-D in Fig. 2；

Fig. 9 is the decomposition texture schematic diagram of the clutching member 7；

Figure 10 is the driving structure schematic diagram using the clutching member 7' and the poke rod 6' of another embodiment；

Figure 11 is the schematic perspective view of the lock inner panel 1；

Figure 12 is the schematic perspective view after the lock inner panel 1 and the inside door handle 2 assembling；

Figure 13 is the decomposition texture schematic diagram of sub-assembly shown in Figure 12, and square iron 31 is omitted in figure；

Figure 14 be a pair of goat's horn piece (8,8a), the driving column 92 and the positioning corner brace 9 and fit structure schematic diagram；

Figure 15 is the structural schematic diagram using the goat's horn piece of another embodiment.

Specific embodiment

With reference to the accompanying drawing to application technical solution of the present invention the lockset 100 with handle clutch structure structure make into The explanation of one step.

It is as shown in Figure 1 the schematic perspective view of lockset 100, the lockset 100 includes lock outer panels 1a, locks inner panel 1, lock body 3, the outer door handle 2a held for hand, inside door handle 2.The lock body 3 includes lock tongue (being not drawn into figure), the lock Body 3 for installation into door leaf and pass through the lock tongue locking door leaf.Direction of the lock outer panels 1a for installation into door leaf On outdoor lateral surface, in the outer door handle 2a rotational installation to the lock outer panels 1a, it is arranged on the outer door handle 2a There is the square iron hole (blocked in Fig. 1 by square iron 31 and be not marked) axially arranged so as to connect in the driving lock body 3 Lock tongue telescopic moving square iron 31.The lock inner panel 1 for installation into door leaf towards on indoor lateral surface, the lock Panel hole 10 is provided on inner panel 1.The inside door handle 2 includes the hand grip portion 21 held convenient for hand and the combination of handle shaft Part, the handle shaft sub-assembly include handle shaft 22, and the handle shaft 22 is connect with the hand grip portion 21 for passing Pass the power that turns to open of the hand grip portion 21.The handle shaft 22 is rotatably arranged on the lock by means of the panel hole 10 On inner panel 1.22 rear end of handle shaft is provided with the square iron hole 52 axially arranged so as to connect the square iron 31, institute It states handle shaft 22 and drives lock tongue telescopic moving in the lock body 3 by the square iron 31.

Lead to as shown in Fig. 2, being provided with the center that is provided with axially arranged in the handle shaft 22 of the inside door handle 2 Hole is disposed with poke rod 6 in the center through hole.The medium position of the poke rod 6 is provided with the radial projection of radially protruding 61, pelmatozoa 62 is set in the front end of the poke rod 6, has driving lever spring 63, the driving lever in 6 upper sleeve through of poke rod For driving the poke rod 6 to move axially and automatically reset forwards, the rear end cross section of the poke rod 6 is in spring 63 It is flat.

As shown in Fig. 3, Fig. 4 and Fig. 5, the hand grip portion 21 includes hand grip portion main body 211 and hand grip portion lid 212.Institute It states handle shaft 22 and connects the hand grip portion main body 211.The handle shaft 22 includes the outer shaft 4 and jackshaft 5 of front and back arrangement, The outer shaft 4 is connect with the hand grip portion main body 211, and the jackshaft 5 is detachably connected on the outer shaft 4.Wherein, edge The central axis of the outer shaft 4 and jackshaft 5 is respectively arranged with center through hole (40,50).The center through hole 40 of the outer shaft 4 is wrapped Include front and back be sequentially arranged outer shaft front through hole 41, isolation cinclides 421 and outer shaft after through-hole 43, wherein the outer shaft front through hole 41 with There is between through-hole 43 radial dividing wall 42 after outer shaft, be not provided only with described in capable of allowing and stir on the radial dividing wall 42 The isolation cinclides 421 that bar 6 passes through, and it is also equipped with the escape groove 422 for allowing the radial projection 61 to pass through, the isolation cinclides 421 internal diameter is less than the internal diameter of through-hole 43 after the outer shaft front through hole 41 and the outer shaft.Certainly in other implementations It can also be that the internal diameter of the isolation cinclides 421 is less than the outer shaft front through hole 41 and the internal diameter phase with through-hole 43 after the outer shaft When or the internal diameter of the isolation cinclides 421 be less than through-hole 43 and suitable with the internal diameter of the outer shaft front through hole 41 after the outer shaft. When installation, the radial projection 61 on the poke rod 6 enters after the escape groove 422 from outer shaft front through hole 41s Rotate by a certain angle after through-hole 43 after to the outer shaft to using the radial dividing wall 42 it is axial limit the poke rod 6 to The range of front axial movement, the driving lever spring 63 are arranged in the outer shaft front through hole 41 and are arranged in the radial direction Between dividing wall 42 and the shank 62.

As shown in Figure 6 and Figure 7, the center through hole 50 on the jackshaft 5, which is shaped to, is isolated cinclides 421 with described It is identical with the hole shape that escape groove 422 is composed, in this way, the center through hole 50 on the jackshaft 5 can not only allow it is described Poke rod 6 passes through, and the radial projection 61 is allowed to pass through.The outer diameter of the front end of the jackshaft 5 is less than the outer shaft Through-hole 43 afterwards are additionally provided with the step 51 that a circle outer diameter is greater than 10 internal diameter of panel hole, the step 51 on the jackshaft 5 For determining that 22 rear end of handle shaft is inserted into depth in the panel hole 10 from the outside of the lock inner panel 1, with And the front end for defining the jackshaft 5 is inserted into the depth after the outer shaft in through-hole 43.The front end of the jackshaft 5 Portion is inserted into after the outer shaft in through-hole 43, realizes dismantling connection and they it by spline structure (44,54) between them Between radial positioning, the jackshaft 5 be detachably connected to the structure on the outer shaft 4 for by selection and the outer shaft Connection angle between 4 defines the center through hole 50 on the jackshaft 5 relative to the evacuation on the radial dividing wall 42 The angle Q of slot 422, the center through hole 50 on the jackshaft 5 is for determining that the radial projection 61 on the poke rod 6 is maintained at It will not fall into the angle in the escape groove 422 on the radial dividing wall 42.In the present embodiment on the jackshaft 5 in Centre through-hole 50 is 90 ° relative to the angle Q of the escape groove 422 on the radial dividing wall 42.When installing in this way, the poke rod 6, which pass through the outer shaft 4 along the center through hole (40,50), extends in the jackshaft 5, and the center on the jackshaft 5 is logical Hole 50 defines the radial position of the radial projection 61, it is prevented to drop into the radial projection 61 can from being rotated at random It is split away off from the handle shaft 22 in escape groove 422 on the radial direction dividing wall 42.Before the jackshaft 5 The threaded connection hole (55,430) radially arranged, radial cloth are respectively arranged with behind end and the outer shaft on the hole side wall of through-hole 43 The screw set passes through the threaded connection hole (55,430) the jackshaft 5 and the connection positioning of outer shaft 4.It in this way can be described The front end of jackshaft 5 is together with 4 radial direction of outer shaft and axially position.

As shown in figures 3 and 8, the evacuation corresponding to the outer shaft front through hole 41 is provided on the hand grip portion lid 212 Hole 2120, the shank 62 are axially displaceably arranged in the outer shaft front through hole 41 and emerge from the avoid holes 2120 To be exposed to the hand grip portion 21, the front end of as described poke rod 6 is extended the handle shaft 22 and is exposed to So as to providing condition to press the poke rod 6 from the outside of the hand grip portion 21 on the hand grip portion 21.The outer shaft The hole wall of front through hole 41 and 62 lateral surface of shank are set as spline fitted structure, and the spline fitted structure guides the handle Portion 62 moves axially, but angle locating for the radial projection 61 defined in them and the center through hole on the jackshaft 5 Angle locating for the radial projection 61 defined in 50 is identical.Before being provided with axial direction on the hole wall of the i.e. described outer shaft front through hole 41 Convex ribs 411, are provided with the axial forward recess 621 being adapted to convex ribs 411 before the axial direction on the outside of the shank 62, before the axial direction The cooperation of convex ribs 411 guides the shank 62 to move axially in the axial forward recess 621, but the radial direction defined in them The location of protrusion 61 and the location of described radial projection 61 phase defined in the center through hole 50 on the jackshaft 5 Together.

As shown in Figure 2 and Figure 7,5 rear end of jackshaft is additionally provided with the square iron hole 52, and the square iron hole 52 is used for The square iron 31 for receiving driving lock body 3 to work.The radial hole 53 of radial direction arrangement, the diameter are provided on the jackshaft 5 Be arranged between the center through hole 50 on the square iron hole 52 and the jackshaft 5 to hole 53, the radial hole 53 with it is described in Through-hole 50 is entreated to penetrate through.The square iron hole 52 is connected to by the radial hole 53 with the center through hole 50 on the jackshaft 5.Institute It states and is disposed with clutching member 7 and brake spring (70,70a) in radial hole 53, between the clutching member 7 and the radial hole 53 Clearance fit, the brake spring (70,70a) are used to drive the head of the clutching member 7 to keep stretching out the radial hole 53. The radial hole 53 is with the center through hole 50 perforation to allow the rear end of the poke rod 6 to can extend into the radial hole 53, the poke rod 6 is used to transmit external thrust and when end is moved axially rearward behind can drive the clutch member The head of part 7 is retracted into the radial hole 53.The clutching member 7, brake spring (70,70a), the poke rod 6 and institute It states inside door handle 2 and forms clutch.

As shown in Figure 2 and Figure 9, the clutching member 7 includes the first clutch-plate 71 and the second clutch-plate of opposite overlapping 71a, the brake spring include that the first brake spring 70 and the second brake spring 70a, first clutch-plate 71 are flaky Cuboid-type, the inside of first clutch-plate 71 are provided with the first groove 710, in the center close to first groove 710 Regional location is provided with the first intermediate diaphragm plate 711 that can separate first groove 710, in first groove 710 One end position is provided with first end wall body 712, and the extending direction of first groove 710 is parallel to first clutch The long side of piece 71 and the middle position being located between two long sides of 71 inside of the first clutch-plate, in first groove 710 intermediate region is provided with the first combined hole 713, and first combined hole 713 is through-hole and is arranged in described first Between between diaphragm plate 711 and first end wall body 712；The flaky cuboid-type of the second clutch-plate 71a, described second from It closes and is provided with the second groove 710a on the inside of piece 71a, the middle section position close to the second groove 710a is provided with energy The the second intermediate diaphragm plate 711a for enough separating the second groove 710a is set in an end position of the second groove 710a It is equipped with the second end wall body 712a, the extending direction of the second groove 710a is parallel to the long side of the second clutch-plate 71a And it is located at the middle position between two long sides on the inside of the second clutch-plate 71a, in the centre of the second groove 710a Region is provided with the second combined hole 713a, and the second combined hole 713a is through-hole and is arranged in the described second intermediate diaphragm plate Between 711a and the second end wall body 712a；The second clutch-plate 71a is with the opposite overlapping of first clutch-plate 71 but with phase Opposite direction arrangement, first brake spring 70 are clamped between first groove 710 and the second groove 710a simultaneously And its both ends is limited between the described first intermediate diaphragm plate 711 and the second end wall body 712a, second clutch Spring 70a is clamped between first groove 710 and the second groove 710a and its both ends is limited in described Between two intermediate diaphragm plate 711a and the first end wall body 712, in first brake spring 70 and the second brake spring The position to misplace up and down is relatively slid between the first clutch-plate 71 and the second clutch-plate 71a under the free driving condition of 70a.? The head of first clutch-plate 71 and the head of the second clutch-plate 71a keep stretching out the handle shaft respectively under free state 22。

According to the above technical scheme, since the first clutch-plate 71 and the second clutch-plate 71a has groove, centre Diaphragm plate and end wall body tectosome so, the tectosome can strengthen first first clutch-plate 71 with described second from The structural strength for closing piece 71a, is conducive to them and is configured to thin walled structure so as to reduce first clutch-plate 71 and institute It states the volume of the second clutch-plate 71a and then reduces installation space required for them.In addition it is possible to convenient and dexterously institute It states the first brake spring 70 and the second brake spring 70a is placed between them, such mounting means not only contributes to reduce The overall volume of the clutching member 7 and brake spring (70,70a), also assign first clutch-plate 71 with described second from Their the length adjustment characteristic of whole total length can be adjusted with respect to sliding along its length by closing piece 71a.Secondly, described Clutching member 7 and the brake spring (70,70a) are dexterously installed in the handle shaft 22 by the radial hole 53, The inner space of the handle shaft 22 is made full use of, the occupancy to the 22 outside installation space of handle shaft, and energy are reduced It is enough to stretch out the state of the handle shaft 22 respectively on the head of first clutch-plate 71 and the head of the second clutch-plate 71a Under, limit axially or radially is carried out to the handle shaft 22 using first clutch-plate 71 and the second clutch-plate 71a, and It can release again by adjusting the whole total length of first clutch-plate 71 and the second clutch-plate 71a to the handle shaft 22 Limitation.

As shown in Fig. 2, the rear end head of the poke rod 6 is tapered to have tapered end 64, the tapered end 64 have cone 641.The tapered end 64 of the poke rod 6 is in flat, first combined hole 713 and the second combined hole 713a is in the strip being adapted to the tapered end 64 of the poke rod 6.The poke rod 6 is extend into for transmitting external thrust So as to driving the both ends head of the clutching member 7 to described in first combined hole 713 and the second combined hole 713a It is retracted in radial hole 53.Specifically, when the poke rod 6 moves axially rearward, the inclined surface 642 of the tapered end 64 with The right hole side wall of first combined hole 713, the i.e. described first intermediate diaphragm plate 711 is in conjunction with drawing described the in the present embodiment The head of one clutch-plate 71 is completely or partially retracted into the radial hole 53.Equally, when the head of the second clutch-plate 71a When the radial hole 53 is stretched out in portion, the center of the second combined hole 713a is also the axial centre for deviateing the poke rod 6. Can equally be drawn when the poke rod 6 moves axially rearward the head of the second clutch-plate 71a completely or partially to It is retracted in the radial hole 53.When being moved axially forwards under thrusting action of the poke rod 6 in the driving lever spring 63 and When its described tapered end 64 is gradually backed out first combined hole 713 and the second combined hole 713a, the head of the clutching member 7 Portion resets under the driving of the brake spring (70,70a) stretches out the radial hole 53, first combined hole 713 and second The rear end cone 641 of the axial centre of poke rod 6 but the poke rod 6 described in the center deviation of combined hole 713a stills remain in In first combined hole 713 and the second combined hole 713a.It can be seen that passing through the shifting axially back and forth for controlling the poke rod 6 Move the telescopic moving of the controllable clutching member 7.Furthermore it is also possible to be maintained at by the rear end cone 641 of the poke rod 6 Structure in first combined hole 713 and the second combined hole 713a prevents first clutch-plate 71 and second clutch Piece 71a excessively completely disengages the handle shaft 22 with respect to sliding, the poke rod 6 to first clutch-plate 71 with it is described Second clutch-plate 71a can also play the role of radially limiting.

As shown in figure 11, the lug 11 around the panel hole 10, institute are additionally provided in the inside of the lock inner panel 1 It states and is constructed between lug 11 and the lock inner panel 1 for integral type, certainly in other implementations, the lug 11 It can also be split type construction between the lock inner panel 1.The clutch can be received by being provided on the lug 11 The gap portions 110 on 7 head of element, when the clutching member 7 in a free state stretch out and be inserted into described lack by its head Behind oral area position 110,7 head of clutching member is erect wall surface 111 with the side for forming the gap portions 110 and is cooperated for limiting The handle shaft 22 is not able to rotate；The head of the clutching member 7 can be driven when the poke rod 6 moves axially rearward The gap portions 110 are exited to which the handle shaft 22 can be rotated.According to the above technical scheme, due to the clutch 7 head of element, which can limit the handle shaft 22 with the side setting cooperation of wall surface 111 for forming the gap portions 110, to be turned Dynamic, the structure of the gap portions 110 is simply convenient for manufacturing, and the structure being arranged on the lug 11 is conducive to further Simplify the clutch structure of the lockset 100.The head on head and the second clutch-plate 71a additionally, due to first clutch-plate 71 The rotation that the handle shaft 22 limits the handle shaft 22 with the gap portions 110 cooperation can be stretched out respectively, so It can still be able to after the hand grip portion 21 rotates 180 ° of commutations with the handle shaft 22 through first clutch-plate 71 head or the head of the second clutch-plate 71a and the gap portions 110 cooperation limit the rotation of the handle shaft 22.Institute Double clutch chip architectures of the clutching member 7 including first clutch-plate 71 and the second clutch-plate 71a are stated to realize that the handle changes Feasible technical foundation is provided to forward and backward radial positioning.Certainly in other implementations, the side erects wall surface and may be used also To be arranged on other tectosomes, such as column is erect, vertical wall etc., in this way when the clutching member its head in a free state Portion, which is stretched out, is incorporated in the side that wall surface is erect in the side, and it is described for limiting in one rotational direction that wall surface is erect in the side Clutching member head is to which the handle shaft cannot be rotated along one direction of rotation.

In order to drive the head of the clutching member to retract into the radial hole by poke rod, other real It applies in mode, structure as shown in Figure 10 can also be used.Clutching member 7' is a square, in the clutching member 7' and diameter To brake spring 70' is provided between the hole bottom wall of hole 53', the brake spring 70' is for driving the clutching member 7''s Head keeps stretching out the radial hole 53'.Axially extending guiding surface 713' is set on the clutching member 7'.When stirring When bar 6' is moved axially rearward, it can be abutted against by end 64' thereafter on the guiding surface 713' and drive the clutching member The head of 7' is retracted into the radial hole 53.

As shown in Fig. 2 and Figure 12, motor driver 200, the electronic drive are additionally provided in the inside of the lock inner panel 1 Dynamic device 200 includes torque output arm 201, and the torque output arm 201 extends to the clutching member 7, the motor driver 200 are used to the clutching member 7 can be pushed to leave the gap portions when it is acted and the torque output arm 201 stretches out 110 to which the handle shaft 22 can be rotated, and the motor driver 200 is also used to act when it and the torque exports The clutching member 7, which resets, when the withdrawal of arm 201 enters the gap portions 110 to which the handle shaft 22 cannot rotate.Root According to above-mentioned technical proposal, the lockset 100 can not only manually control the movement of the clutching member 7 by the poke rod 6, The movement of the clutching member 7 can also be automatically controlled by the motor driver 200.By the outer door handle 2a and institute Inside door handle 2 is stated to connect by the square iron 31, when the inside door handle 2 is locked against rotation, the external door Handle 2a can not rotate.In order to allow the personnel to stand outside the door that can realize unlocking by rotating the outer door handle 2a, Further, central controller (being not drawn into figure) is set in the inside of the lock inner panel 1, in the outer of the lock outer panels 1a Opening signal pickup unit (being not drawn into figure) is arranged in side, and the opening signal pickup unit (being not drawn into figure) can be fingerprint Information acquisition device, ic card signal collector etc..The opening signal pickup unit confirmation belongs to after correct opening signal instead It feeds the central controller, the central controller controls the motor driver 200 again and acts.The people so to stand outside the door Member can release the locking of the inside door handle 2 by inputting correct opening signal to release the lock of the outer door handle 2a It is fixed.

In order to allow the inside door handle 2 after radial rotary to automatically reset, as shown in Figure 11, Figure 12, Figure 13 and Figure 14, also Positioning corner brace 9 and door handle reset driver including 1 inside of lock inner panel is arranged in.The positioning corner brace 9 is connected to The rear end of the handle shaft 22, the positioning corner brace 9 act against on the door handle reset driver.The door handle resets Driver is used to provide the power that positive and negative rotation resets to the handle shaft 22 by the positioning corner brace 9.The door handle Reset driver include a pair of of goat's horn piece (8,8a) and can allow the goat's horn piece (8,8a) spinning reduction goat's horn spring (84, 84a).The goat's horn piece 8 is identical as the structure of goat's horn piece 8a, lays down a definition by taking the structure of the goat's horn piece 8 as an example below.It is described The goat's horn 81 that goat's horn piece 8 has goat's horn piece centre bore 80 and extends radially, the goat's horn 8 are a pair of protrusions extended radially Body (82,83), a pair of excrescence (82,83) are spaced apart from each other arrangement in radial directions to be formed with folder between them Angle.Certainly in other implementations, such as shown in figure 15, the goat's horn 81' can also be one radially stretch it is prominent Body out, the excrescence are extended continuously in radial direction and have sectorial area.It is additionally provided in the inside of the lock inner panel 1 Fixed column 12, the fixed column 12 are located at the side of the lug 11 but spaced apart therewith.A pair of goat's horn piece (8,8a) are sleeved on the rear end of the handle shaft 22, a pair of sheep by its goat's horn piece centre bore (80,80a) fore-aft travel The goat's horn (81,81a) of cornual plate (8,8a) is split on the both sides of the fixed column 12.It is also set up in the inside of the lock inner panel 1 There are spring retention posts (13,13a), the goat's horn spring 84 is connected between the excrescence 82 and the spring retention posts 13, The goat's horn spring 84a is connected between the excrescence 82a and the spring retention posts 13a.The positioning corner brace 9 has angle Code centre bore 90 is provided with a pair of snap arm (93,93a) extended towards in the corner brace centre bore 90 on inner hole wall.Institute The rear end for stating handle shaft 22 is provided with a pair of of breach slot (55,55a).The positioning corner brace 9 passes through the corner brace centre bore 90 It is sleeved on the rear end of the handle shaft 22 and detachably connected, the snap arm (93,93a) is respectively engaged with described split In mouth slot (55,55a).It is set on outer periphery in the positioning corner brace 9 and from the certain radial distance of the corner brace centre bore 90 It sets a pair and is arranged symmetrically in connecting hole (91,91a), the driving column 92 of axis extension is connected on the connecting hole 91, in this reality Applying driving column 92 described in mode is screw.The driving column 92 extend into two goat's horns of a pair of goat's horn piece (8,8a) Angle space defined in (81,81a), a pair of goat's horn piece (8,8a) are used for by means of the goat's horn spring (84,84a) Driving force is that the handle shaft 22 provides the power of positive and negative rotation reset by the positioning corner brace 9.When the handle shaft When 22 positive (arrow direction in Figure 14) rotation, the positioning corner brace 9 rotates in the forward direction therewith and drives the driving column 92 It stirs the goat's horn piece 8 to rotate in the forward direction, the goat's horn piece 8 draws the 84 stretcher strain energy storage of goat's horn spring, applies when eliminating When torsional moment in the handle shaft 22, the goat's horn spring 84 restores release potential energy and is driven by the goat's horn piece 8 Moving the driving column 92 drives the positioning corner brace 9 to reversely rotate, and resets so that the handle shaft 22 be driven to reversely rotate.And When the handle shaft 22 reversely rotates, the driving column 92 is then stirred the goat's horn piece 8a and is reversely rotated, to equally may be used It is rotated in the forward direction again with being provided by the driving force of the goat's horn spring 84a by the positioning corner brace 9 for the handle shaft 22 The power of position.When needing replacing the direction of the inside door handle 2, the inside door handle is rotated after the driving column 92 under disassembly 2, the hand grip portion 21 is transformed into left side from right side, and the connecting hole 91a is located at the two of a pair of goat's horn piece (8,8a) at this time The top in angle space defined in a goat's horn (81,81a), the driving column 92 is connected on connecting hole 91a and is protruded into again Angle space defined in two goat's horns (81,81a) to a pair of goat's horn piece (8,8a).

As shown in figure 13,22 rear end of handle shaft is provided with card slot 54, further includes circlip 32, the circlip 32 blocks It connects on the card slot 54；Goat's horn piece 8 therein is shelved on the lug 11 in a pair of goat's horn piece (8,8a), described Positioning corner brace 9 and a pair of goat's horn piece (8,8a) are limited between the circlip 32 and the lug 11.In this way by The circlip 32 and positioning corner brace 9 described in 11 axially position of lug and a pair of goat's horn piece (8,8a).The goat's horn Piece (8,8a) also limits axial movement of the handle shaft 22 on the lock inner panel 1 with the step 51 cooperation.

Claims

1. clutch, including clutching member and brake spring, which is characterized in that the clutching member includes the first of opposite overlapping Clutch-plate and the second clutch-plate, the brake spring include the first brake spring and the second brake spring, first clutch-plate Flaky cuboid-type is provided with the first groove on the inside of first clutch-plate, in the center close to first groove Regional location is provided with the first intermediate diaphragm plate that can separate first groove, in an end of first groove position It installs and is equipped with first end wall body, the extending direction of first groove is parallel to the long side of first clutch-plate and is located at institute The middle position between two long sides on the inside of the first clutch-plate is stated, the intermediate region of first groove is provided with the first knot Hole is closed, first combined hole is through-hole and is arranged between the described first intermediate diaphragm plate and first end wall body；It is described The flaky cuboid-type of second clutch-plate is provided with the second groove on the inside of second clutch-plate, close to described second The middle section position of groove is provided with the second intermediate diaphragm plate that can separate second groove, in second groove One end position is provided with the second end wall body, and the extending direction of second groove is parallel to the length of second clutch-plate Middle position between side and two long sides being located on the inside of second clutch-plate, sets in the intermediate region of second groove It is equipped with the second combined hole, second combined hole is through-hole and is arranged in the described second intermediate diaphragm plate and the second end wall body Between；Second clutch-plate is opposite with first clutch-plate to be overlapped but arranges in the opposite direction, first brake spring Be clamped between first groove and second groove and its both ends be limited in the described first intermediate diaphragm plate with Between the second end wall body, second brake spring is clamped between first groove and second groove simultaneously And its both ends is limited between the described second intermediate diaphragm plate and the first end wall body, in first brake spring and The position to misplace up and down is relatively slid between the first clutch-plate and the second clutch-plate under the free driving condition of second brake spring It sets.

2. clutch according to claim 1, which is characterized in that further include handle shaft；It is set in the handle shaft It is equipped with the radial hole of radial direction arrangement, the clutching member and brake spring are arranged in the radial hole after combining and institute Clearance fit between clutching member and the radial hole is stated, in a free state the head of first clutch-plate and the second clutch The head of piece keeps stretching out the handle shaft respectively.

3. clutch according to claim 2, which is characterized in that the central axis along the handle shaft is provided with center Through-hole, the radial hole and the center through hole penetrate through, and poke rod, the poke rod are axially disposed in the center through hole Rear end head it is tapered to have tapered end, the tapered end have cone；The poke rod is for transmitting outside Thrust extend into first combined hole and the second combined hole to drive the both ends head of the clutching member to institute It states in radial hole and retracts；The poke rod be also used for when the poke rod move axially forwards and its described tapered end gradually When exiting first combined hole and the second combined hole, the head of the clutching member resets under the driving of the brake spring Stretch out the radial hole, the axial centre of poke rod described in the center deviation of first combined hole and the second combined hole but described The rear end cone of poke rod stills remain in first combined hole and the second combined hole.

4. clutch according to claim 3, which is characterized in that be provided with driving lever spring, institute in the center through hole Driving lever spring is stated to be set on the poke rod for driving the poke rod to move axially and automatically reset forwards.

5. clutch according to claim 3, which is characterized in that the tapered end of the poke rod is described in flat First combined hole and the second combined hole are in the strip being adapted to the tapered end of the poke rod.

6. clutch according to claim 3, which is characterized in that further include the hand grip portion held for hand, the handle turns Hand grip portion described in axis connection, the handle shaft and hand grip portion collectively constitute door handle, and the front end of the poke rod is extended The handle shaft is simultaneously exposed on the hand grip portion so as to mention to press the poke rod from the outside of the hand grip portion For condition.

7. clutch according to claim 4, which is characterized in that the medium position of the poke rod is provided with radially protruding Radial projection, radial dividing wall is provided in the center through hole, not being provided only on the radial dividing wall can The isolation cinclides for allowing the poke rod to pass through, and it is also equipped with the escape groove for allowing the radial projection to pass through, the driving lever bullet Spring is arranged between the radial dividing wall and the poke rod front end；The radial projection is used for logical from the center at it It rotates by a certain angle to stir using described in the radial dividing wall axially restriction after the escape groove that the front end in hole passes through The range that bar moves axially forwards.

8. the lockset of the application any clutch of claims 1 to 7, which is characterized in that including the clutch, the lockset It further include lock panel, lock body, the lock panel is provided with panel in the lock panel for installation on the lateral surface of door leaf Hole, the handle shaft are rotatably arranged in the panel hole；The lock body includes lock tongue, and the lock body is for installation into door In fan and by the lock tongue locking door leaf, the handle shaft is used to drive the lock tongue telescopic moving in the lock body；Institute The gap portions for being provided on the inside of lock panel and capable of receiving the clutching member head are stated, when the clutching member head is stretched out After the radial hole is inserted into the gap portions, they cooperate is not able to rotate for limiting the handle shaft, when it is described from It closes element head and exits the gap portions to which the handle shaft can be rotated.

9. lockset according to claim 8, which is characterized in that be additionally provided with electric drive on the inside of the lock panel Device, the motor driver include torque output arm, and the torque output arm extends to the clutching member, the electric drive Device be used for when its movement and the torque output arm stretch out when can push the clutching member leave the gap portions to The handle shaft can be rotated, the motor driver be also used to when its movement and the torque output arm withdraw when described in Clutching member, which resets, enters the gap portions to which the handle shaft cannot rotate.

10. lockset according to claim 9 or 10, which is characterized in that be provided on the inside of the lock panel around institute The lug of panel hole is stated, the gap portions are arranged on the lug.