CN110145170A

CN110145170A - Lockset with door handle clutch structure

Info

Publication number: CN110145170A
Application number: CN201910591395.XA
Authority: CN
Inventors: 林旭文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2019-08-20

Abstract

Lockset with door handle clutch structure, lockset includes lock panel, door handle, door handle includes the handle shaft of the hand grip portion held for hand and connection hand grip portion, lock panel is for installation on the lateral surface of door leaf, panel hole is provided in lock panel, handle shaft is rotatably arranged in lock panel by means of panel hole；It is characterized in that, being provided with the clutching member that can be moved radially in the handle shaft being located on the inside of lock panel, the head of clutching member keeps stretching out handle shaft in a free state；The beneficial technical effect of the present invention lies in since clutching member is arranged in handle shaft, utilize this layout type, clutching member relies primarily on handle shaft and obtains installation space, advantageously reduces the installation space in clutching member occupancy lock panel in this way.Secondly, can control the movement of clutching member by poke rod, structure is simple, and the structure in the centrally disposed through-hole of poke rod can be further reduced the installation space in clutch structure occupancy lock panel.

Description

Lockset with door handle clutch structure

Technical field

The present invention relates to the locksets that a kind of door handle clutch structure and a kind of application have the door handle clutch structure, lead to The radial rotary that door handle can be limited by crossing the door handle clutch structure has to effectively limit the unlocking operation of the lockset Conducive to the safety in utilization for guaranteeing lockset.

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 and not can control the movement of the lock tongue in lock body, only combine together in the inside and outside clutch block When, 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, Installation space excessive in lock panel is occupied, 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 has dependency structure.The anti-theft lock device Including inner panel, interior handle, handle base and rotation closing piece, the handle base passes through 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 decorative pearl on top of an official cap that the intracavitary placement of the decorative pearl on top of an official cap can be radially slided along the rotation closing piece, the decorative pearl on top of an official cap stretch out outside the decorative pearl on top of an official cap chamber Outer end face sliding lock block.Push rod protrudes into the bottom of the decorative pearl on top of an official cap chamber behind the hole in the handle base, the push rod Rear end is connected with head.Box body is additionally provided on the inside of the lock panel, the sliding lock block is slidably arranged in the box body It is interior.Under normal conditions, the sliding lock block suppresses the rotation closing piece under gravity or elastic force effect and is located at lock station front, makes institute Stating rotation closing piece cannot rotate.The head, which must be depressed, with hand when enabling keeps the push rod slid inward that the decorative pearl on top of an official cap is upward It pushes up and separates the sliding lock block with the lock station on the rotation closing piece and unlocking just can be achieved.

Summary of the invention

In patent CN201811543368.7, the sliding lock block needs to be located in by box body in the lock panel Side so can equally occupy installation space excessive in the lock panel, be not particularly suited in small-sized lock panel.For existing skill The deficiency of art, the present invention propose a kind of with the lockset with door handle clutch structure, and the lockset includes lock panel, door knob Hand, the door handle include the hand grip portion held for hand and the handle shaft for connecting the hand grip portion, and the lock panel is for pacifying It is attached on the lateral surface of door leaf, panel hole is provided in the lock panel, the handle shaft is rotated by means of the panel hole It is arranged in the lock panel；It can it is characterized in that, being provided in the handle shaft being located on the inside of the lock panel The clutching member moved radially, the head of the clutching member keeps stretching out the handle shaft in a free state；Institute It states and is additionally provided with setting wall surface in side on the inside of lock panel, when the stretching of its head is incorporated in the clutching member in a free state The side of wall surface is erect in the side, and wall surface is erect for limiting the clutching member head in one rotational direction in the side To which the handle shaft cannot be rotated along one direction of rotation；In being provided with along the central axis of the handle shaft Through-hole is entreated, poke rod is axially disposed in the center through hole, the poke rod is used for can when it is moved axially rearward It drives the clutching member to be detached from the side and erects wall surface to which the handle shaft can be turned along one direction of rotation It is dynamic.

Wherein, the handle shaft is rotatably arranged in the lock panel by means of the panel hole, features described above definition The handle shaft, which can be, to be directly arranged in the panel hole and is rotatably arranged in the lock panel, or described The rotatable supports such as bearing are provided in panel hole, the handle shaft is directly arranged in the bearing hole of the bearing and rotates It is arranged in the lock panel.

Wherein, the clutching member is that the direction that can be moved radially i.e. along the vertical handle shaft axis is moved Movable part.

Wherein, it is the rotation path for being able to enter the clutching member head in free state that wall surface is erect in the side Tectosome in range can become the obstruction in the one direction of rotation rotation of the clutching member, to prevent institute Clutching member is stated to rotate along one direction of rotation.

According to the above technical scheme, the beneficial technical effect of the present invention lies in since the clutching member is arranged described In handle shaft, this layout type is utilized in this way, the clutching member relies primarily on the handle shaft and obtains installation space, It advantageously reduces the clutching member and occupies installation space in the lock panel.Secondly, can control institute by the poke rod State the movement of clutching member, structure is simple, and the poke rod structure in the center through hole is set can be further It reduces the clutch structure and occupies installation space in the lock panel.

Further technical solution is also possible that the peripheral position around the panel hole is provided with lug, described The gap portions that can receive the clutching member head, one of side shape of the gap portions are provided on lug Wall surface is erect at the side；When the clutching member in a free state stretch out and be inserted into the gap portions by its head Afterwards, the side setting wall surface cooperation of the clutching member head and the formation gap portions cannot for limiting the handle shaft Rotation.Wherein, can be one-piece construction between the lug and the lock panel can also be split type construction.According to upper Technical solution is stated, the side is formed using one of side of the gap portions on the lug and erects wall surface, simplify The formation structure of wall surface is erect in the side, convenient for manufacture.

Further technical solution, which is also possible that on the inside of the lock panel, is additionally provided with motor driver, the electricity Dynamic clutch-drive includes torque output arm, and the torque output arm extends to the clutching member, the electric clutch driving Device be used for when its movement and the torque output arm can push when stretching out the clutching member leave the side erect wall surface from And the handle shaft can be rotated, the electric clutch driver is also used to act when it and the torque output arm is withdrawn The reset of Shi Suoshu clutching member is integrated to the side and erects wall surface to which the handle shaft cannot be rotated.According to above-mentioned technology Scheme, by the motor driver can clutching member described in Electronic control movement.

In order to which convenient for manipulating the poke rod, further technical solution is also possible that the front end of the poke rod The hand grip portion is exposed to consequently facilitating pressing drives the poke rod front end that the poke rod is allowed rearward to move axially.In this way The movement for controlling the poke rod can be directly contacted in order to manpower.

In order to allow the handle after radial rotary to automatically reset, further technical solution is also possible that further include setting The positioning corner brace and door handle reset driver on the inside of the lock panel are set, the positioning corner brace is connected to the handle shaft Rear end, the positioning corner brace acts against on the door handle reset driver, and the door handle reset driver is for passing through The positioning corner brace provides the power that positive and negative rotation resets to the handle shaft.According to the above technical scheme, when to the hand When holding portion's application torsional moment, the hand grip portion can be driven to rotate by a certain angle together with the handle shaft.When the torsion After torque is eliminated, the handle shaft can be passed over using the door handle reset driver by the positioning corner brace dynamic Power rotation resets, and then the hand grip portion rotation is also driven to reset.

As for the door handle reset driver, the following technical solution further can be used, the door handle resets Driver includes a pair of of goat's horn piece, the goat's horn that the goat's horn piece has goat's horn piece centre bore and extends radially, in the locking face Fixed column is additionally provided on the inside of plate, the fixed column is located at the side of the lug but spaced apart therewith, a pair The goat's horn piece is sleeved on the rear end of the handle shaft by its goat's horn piece centre bore fore-aft travel, a pair of goat's horn piece Goat's horn is split on the both sides of the fixed column, and is additionally provided with and can be allowed the goat's horn spring of the goat's horn piece spinning reduction.

Wherein, the goat's horn can be a pair of excrescence extended radially, and a pair of excrescence is in radial directions Arrangement is spaced apart from each other to be formed with angle between them；Or the goat's horn is the excrescence radially stretched, institute Excrescence is stated to be extended continuously in radial direction and there is sectorial area.

Wherein, the goat's horn of a pair of goat's horn piece is split on the both sides of the fixed column, in this way, using the fixed column with The cooperation of the goat's horn limits the rotation angle of the goat's horn piece.Secondly, being to realize changing for handle using a pair of goat's horn piece To offer technical foundation.

Further technical solution is also possible that the positioning corner brace has corner brace centre bore, and the positioning corner brace passes through The corner brace centre bore is sleeved on the rear end of the handle shaft and detachably connected；In the positioning corner brace and from The driving column of axis extension is provided on the outer periphery of the certain radial distance of corner brace centre bore, the driving column extend into a pair Angle space defined in two goat's horns of the goat's horn piece, a pair of goat's horn piece are used for the drive by means of the goat's horn spring Power provides the power of positive and negative rotation reset by the positioning corner brace for the handle shaft.

Wherein, the driving column can be integrally formed in the positioning corner brace, or be to divide between the positioning corner brace Body formula structure is simultaneously fixedly installed in the positioning corner brace.In this way, the driving column can be revolved with the rotation of the positioning corner brace Turn.According to the above technical scheme, when the handle shaft rotates in the forward direction, the positioning corner brace rotates in the forward direction therewith and drives institute It states driving column and stirs one of them described goat's horn piece and rotate in the forward direction, one of goat's horn piece draws the goat's horn spring elongation Or compressive deformation energy storage, when elimination is applied to the torsional moment in the handle shaft, the goat's horn spring restores release gesture Can and drive the driving column to drive the positioning corner brace reverse rotation by the one of goat's horn piece, thus described in drive Handle shaft, which reversely rotates, to be resetted.And when the handle shaft reversely rotates, the driving column then stirs another sheep Cornual plate reversely rotates, to can equally be turned by the driving force of the goat's horn spring by the positioning corner brace for the handle Axis provides the power for rotating in the forward direction reset.

Further technical solution, which is also possible that, is provided with card slot in handle shaft rear end, further includes circlip, described Circlip is connected on the card slot；One of goat's horn piece is shelved on the lug in a pair of goat's horn piece, described fixed Parallactic angle code and a pair of goat's horn piece are limited between the circlip and the lug.According to the above technical scheme, by Positioning corner brace described in the circlip and the lug axially position and a pair of goat's horn piece.

Further technical solution is also possible that in the handle shaft, and there is a circle outer diameter to be greater than the panel hole internal diameter Step, the step is for determining that handle shaft rear end is inserted into the panel hole from the outside of the lock panel Depth, the step are also used to cooperate the axial movement for limiting the handle shaft in the lock panel with the goat's horn piece.

Further technical solution is also possible that the handle shaft includes outer shaft and jackshaft, the outer shaft with it is described Hand grip portion connection, the jackshaft are connected on the outer shaft, and the center through hole is arranged on the outer shaft and jackshaft, institute Poke rod is stated to extend in the jackshaft across the outer shaft.

Further technical solution is also possible that the radial hole that radial direction arrangement is additionally provided on the jackshaft, The radial hole penetrates through the center through hole, and the clutching member is arranged in the radial hole；Cloth is gone back in the radial hole It is equipped with brake spring, the brake spring is for driving the clutching member to keep stretching out.According to the above technical scheme, by institute It states radial hole and penetrates through the center through hole, the poke rod described in this way can pass through the center through hole and enter in the radial hole The clutching member is driven to exit the gap portions.In addition, the clutching member and the brake spring are arranged in the diameter Xiang Kongzhong, i.e., the described clutching member and the brake spring are using the inner space of the handle shaft as installation space, no Only the clutch structure of the lockset can be allowed more compact, the installation space of clutch structure occupancy can also be reduced.

Due to the present invention have the advantages that These characteristics and, can be applied to the lockset with door handle clutch structure thus In.

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. the lockset with door handle clutch structure, the lockset includes lock panel, door handle, and the door handle includes for holding The hand grip portion held and the handle shaft for connecting the hand grip portion, the lock panel are described for installation on the lateral surface of door leaf Panel hole is provided in lock panel, the handle shaft is rotatably arranged in the lock panel by means of the panel hole；It is special Sign is, is provided with the clutching member that can be moved radially in the handle shaft being located on the inside of the lock panel, The head of the clutching member keeps stretching out the handle shaft under free state；Side is additionally provided on the inside of the lock panel Wall surface is erect, when the side for being incorporated in the side and erectting wall surface, institute are stretched out in its head to the clutching member in a free state It states side and erects wall surface for limiting the clutching member head in one rotational direction to allow the handle shaft cannot It is rotated along one direction of rotation；Central axis along the handle shaft is provided with center through hole, in the center through hole Middle axial direction is disposed with poke rod, and the poke rod when it is moved axially rearward for that can drive the clutching member to be detached from institute It states side and erects wall surface to which the handle shaft can be rotated along one direction of rotation.

2. lockset according to claim 1, which is characterized in that the peripheral position around the panel hole is provided with protrusion Side is provided with the gap portions that can receive the clutching member head on the lug, and the gap portions are wherein One side forms the side and erects wall surface；When the clutching member in a free state stretch out and be inserted into described by its head After gap portions, the clutching member head and the side for forming the gap portions are erect wall surface and are cooperated for limiting the handle Shaft is not able to rotate.

3. lockset according to claim 1, which is characterized in that be additionally provided with electric drive on the inside of the lock panel Device, the electric clutch driver include torque output arm, and the torque output arm extends to the clutching member, described electronic Clutch-drive is used to the clutching member can be pushed to leave the side when it is acted and the torque output arm stretches out perpendicular Vertical wall surface is to which the handle shaft can be rotated, and the electric clutch driver is also used to act when it and the torque is defeated The clutching member reset is integrated to the side and erects wall surface to which the handle shaft cannot be rotated when arm is withdrawn out.

4. lockset according to claim 1, which is characterized in that the front end of the poke rod be exposed to the hand grip portion to Drive the poke rod front end that the poke rod is allowed rearward to move axially convenient for pressing.

5. lockset according to claim 1,2,3 or 4, which is characterized in that further include being arranged on the inside of the lock panel Corner brace and door handle reset driver are positioned, the positioning corner brace is connected to the rear end of the handle shaft, the positioning corner brace It acts against on the door handle reset driver, the door handle reset driver is used for through the positioning corner brace to described Hand shaft provides the power that positive and negative rotation resets.

6. lockset according to claim 5, which is characterized in that the door handle reset driver includes a pair of of goat's horn piece, The goat's horn that the goat's horn piece has goat's horn piece centre bore and extends radially, is additionally provided with fixation on the inside of the lock panel Column, the fixed column are located at the side of the lug but spaced apart therewith, and a pair of goat's horn piece passes through its goat's horn Piece centre bore fore-aft travel is sleeved on the rear end of the handle shaft, and the goat's horn of a pair of goat's horn piece is split in the fixed column Both sides, and be additionally provided with and can allow the goat's horn spring of the goat's horn piece spinning reduction.

7. lockset according to claim 6, which is characterized in that the positioning corner brace has corner brace centre bore, the positioning Corner brace is sleeved on the rear end of the handle shaft and detachably connected by the corner brace centre bore；In the orientation angle Axially extending driving column, the driving column are provided on outer periphery on code and from the certain radial distance of corner brace centre bore It is extend into angle space defined in two goat's horns of a pair of goat's horn piece, a pair of goat's horn piece is used for by means of the sheep The driving force of angle spring provides the power of positive and negative rotation reset by the positioning corner brace for the handle shaft.

8. lockset according to claim 6, which is characterized in that handle shaft rear end is provided with card slot, further includes Circlip, the circlip are connected on the card slot；One of goat's horn piece is shelved on the lug in a pair of goat's horn piece On, the positioning corner brace and a pair of goat's horn piece are limited between the circlip and the lug.

9. lockset according to claim 8, which is characterized in that have a circle outer diameter to be greater than the face in the handle shaft The step of plate hole internal diameter, the step is for determining that handle shaft rear end is inserted into the face on the outside of the lock panel Depth in plate hole, the step are also used to cooperate the axis for limiting the handle shaft in the lock panel with the goat's horn piece To movement.

10. lockset according to claim 5, which is characterized in that the handle shaft includes outer shaft and jackshaft, described outer Axis is connect with the hand grip portion, and the jackshaft is connected on the outer shaft, and the center through hole is arranged in the outer shaft in Between on axis, the poke rod passes through the outer shaft and extends in the jackshaft.

11. lockset according to claim 10, which is characterized in that be additionally provided with radial direction arrangement on the jackshaft Radial hole, the radial hole penetrates through the center through hole, and the clutching member is arranged in the radial hole；In the radial direction It there also is provided brake spring in hole, the brake spring is for driving the clutching member to keep stretching out.