CN114458089A - Handle linkage structure and door lock - Google Patents
Handle linkage structure and door lock Download PDFInfo
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- CN114458089A CN114458089A CN202111676000.XA CN202111676000A CN114458089A CN 114458089 A CN114458089 A CN 114458089A CN 202111676000 A CN202111676000 A CN 202111676000A CN 114458089 A CN114458089 A CN 114458089A
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- connecting part
- groove
- limiting
- handle
- square core
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B3/00—Fastening knobs or handles to lock or latch parts
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B1/00—Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings
- E05B1/0007—Knobs
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- Lock And Its Accessories (AREA)
Abstract
The invention relates to the technical field of locks, and discloses a handle linkage structure, which comprises: the fixing seat is provided with a cylindrical or cylindrical limiting part at one end, and a sliding groove is formed in the limiting part along the axial direction; the first connecting part is arranged on the fixed seat in a rotating mode around the axial direction, a square core hole is formed in one end of the first connecting part, a first connecting groove is formed in the other end of the first connecting part, the groove wall on one side of the first connecting groove is an inclined surface, and the width of the end, close to the square core hole, of the first connecting groove is not larger than the width of the end, far away from the square core hole, of the first connecting groove; one end of the second connecting part is of a cylindrical structure and is sleeved or penetrated at the other end of the first connecting part; and the guide pin is arranged in the sliding groove and the first connecting groove, and the side surface of the guide pin is abutted against the second connecting part and the inclined surface. Use this handle interlock structure on the door lock, when promoting the handle of one side, the handle of opposite side can not move simultaneously, can reduce the required dynamics of unblanking.
Description
Technical Field
The invention relates to the technical field of locks, in particular to a handle linkage structure and a door lock.
Background
The handle of lock usually with the inside square core lug connection of tool to lock, can rotate the square core through rotating the handle and make the spring bolt withdrawal of tool to lock realize unblanking. But the unlocking habits of different users are different, such as clockwise rotation of the handle, counterclockwise rotation of the handle, inward pushing of the handle, outward pulling of the handle, and the like. And the handle of current lock often only supports above-mentioned mode of unblanking, to using the lock at public place, can bring the user relatively poor experience. In addition, the lock can set up the handle in the inside and outside both sides of door, and when the handle of one side wherein is rotatory/push-and-pull, the handle of opposite side can move simultaneously, causes the lock to need great external force just can realize unblanking.
Disclosure of Invention
The invention aims to provide a handle linkage structure to solve at least one technical problem.
In order to achieve the above object, a first aspect of the present invention provides a handle link structure, including: the fixing seat is provided with a cylindrical or cylindrical limiting part at one end, and a sliding groove is formed in the limiting part along the axial direction; the first connecting part is arranged on the fixed seat in a rotating mode around the axial direction, a square core hole is formed in one end of the first connecting part, a first connecting groove is formed in the other end of the first connecting part, the groove wall on one side of the first connecting groove is an inclined surface, and the width of the end, close to the square core hole, of the first connecting groove is not larger than the width of the end, far away from the square core hole, of the first connecting groove; one end of the second connecting part is of a cylindrical structure and is sleeved or penetrated at the other end of the first connecting part; and the guide pin is arranged in the sliding groove and the first connecting groove, and the side surface of the guide pin is abutted against the second connecting part and the inclined surface.
Preferably, two first connecting grooves are symmetrically arranged at the other end of the first connecting part along a circumferential angle; the guide pin penetrates the first connecting portion in the radial direction.
Preferably, the limiting part is cylindrical, and two sliding grooves are symmetrically arranged on the inner wall of the limiting part; the other end of the first connecting part penetrates through the limiting part, and a clamping plate which is abutted against the end face of the limiting part is arranged in the middle of the first connecting part; and two ends of the guide pin are arranged in the sliding groove.
Preferably, the inner wall of the limiting part is provided with a T-shaped limiting groove, and the head part of the T-shaped limiting groove is arranged along the circumferential direction; a first boss and a second boss which are positioned on the same straight line are arranged on the side surface of the second connecting part, the height of the first boss is smaller than that of the second boss, the first boss is arranged opposite to the tail part of the T-shaped limiting groove, and the second boss is arranged opposite to the head part of the T-shaped limiting groove; the inner wall of the limiting part is further provided with a limiting clamping table facing to the space between the first boss and the second boss along the circumferential direction, and the width of the limiting clamping table is smaller than the distance between the second boss and the first boss.
Preferably, one end of the fixing seat is provided with a sealing plate for limiting the first connecting portion to move towards the end far away from the second connecting portion, and the sealing plate is provided with a circular mounting hole.
Preferably, the method further comprises the following steps: the reset torsion spring is sleeved on the first connecting part, one torsion arm is connected with the first connecting part, and the other torsion arm is connected with the fixed seat; when the first connecting part rotates, the reset torsion spring is pressed and drives the first connecting part to rotate towards the opposite direction.
Preferably, one end of the first connecting part comprises a square core connecting part penetrating through the circular mounting hole and a torsion spring connecting part arranged between the sealing plate and the clamping plate, the outer dimension of the torsion spring connecting part is larger than the diameter of the square core connecting part, and the sealing plate abuts against the side surface of the torsion spring connecting part; the square core hole is formed in the end face of the square core connecting part; and the torsion spring connecting part is provided with a limiting hole or a limiting groove for inserting the torsion arm of the reset torsion spring.
Preferably, the method further comprises the following steps: and the reset spring is sleeved on the first connecting part, one end of the reset spring is fixedly arranged, the other end of the reset spring is abutted against the guide pin, and acting force towards the second connecting part is applied to the guide pin.
Preferably, one end of the second connecting portion is provided with a V-shaped second connecting groove, a notch of the second connecting groove faces the first connecting portion, and the second connecting groove abuts against a side surface of the guide pin.
In order to achieve the above object, in a second aspect, the present invention provides a door lock including: a lock assembly having a square core extending to both sides; the two handle linkage structures are symmetrically arranged on two sides of the lockset component, and the end part of the square core is arranged in the square core hole; and the two handles are respectively connected with the second connecting parts.
According to the above description and practice, in the handle linkage structure of the invention, the second connecting portion can push the guide pin to move towards the inner end along the sliding groove, and the first connecting portion can rotate under the pushing of the guide pin because the side surface of the guide pin abuts against the inclined surface of the first connecting groove and the guide pin cannot rotate around the axial direction, so that the inner end of the first connecting portion can drive the square core of the lock to rotate together, thereby realizing unlocking. And this handle interlock structure uses back on the lock, makes the handle link to each other with the square core is indirect, promotes the handle of lock one side, when making second connecting portion remove to the inner and unblank, the handle of lock opposite side can not the simultaneous movement, can reduce the required dynamics of unblanking.
In addition, set up the butt behind the second spread groove of the V-arrangement of uide pin side in the inner of second connecting portion, clockwise or anticlockwise rotation second connecting portion all can promote the uide pin and move along the inside end of sliding tray, and then realize unblanking, use and can increase the mode of unblanking on the door lock, bring the experience of unblanking of preferred for the user.
Drawings
Fig. 1a and 1b are schematic cross-sectional views of a handle link structure according to a first embodiment of the present invention, where the two cross-sectional views are perpendicular to each other.
Fig. 2a and 2b are exploded schematic views of a handle linkage structure according to a first embodiment of the present invention at two different viewing angles.
Fig. 3a and 3b are schematic structural diagrams of a fixing base related to the first embodiment of the present invention at two different viewing angles.
Fig. 4a and 4b are schematic structural diagrams of the first connection portion according to a first embodiment of the present invention at two different viewing angles.
Fig. 5a and 5b are schematic structural diagrams of the second connection portion in two different viewing angles according to the first embodiment of the present invention.
Fig. 6 is a schematic structural view of a return torsion spring according to a first embodiment of the present invention.
Fig. 7 is a schematic structural view of a door lock according to a second embodiment of the present invention.
Fig. 8 is a schematic view of the internal structure of the door lock according to the second embodiment of the present invention.
The reference numbers in the figures are:
1. handle, 2, fixing base, 21, spacing portion, 22, the installation department, 23, the sliding tray, 24, T shape spacing groove, 25, spacing ka tai, 3, first connecting portion, 31, square core hole, 32, first connecting groove, 33, the cardboard, 34, square core connecting portion, 35, torsional spring connecting portion, 4, second connecting portion, 41, second connecting groove, 42, first boss, 43, second boss, 5, the uide pin, 6, reset spring, 7, the shrouding, 8, the reset torsion spring, 9, square core, 10, the tool to lock subassembly, 11, the screw.
Detailed Description
Exemplary embodiments will now be described more fully with reference to the accompanying drawings. The exemplary embodiments, however, may be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted. In the present disclosure, the terms "include", "arrange", "disposed" and "disposed" are used to mean open-ended inclusion, and mean that there may be additional elements/components/etc. in addition to the listed elements/components/etc.; the terms "first," "second," and the like are used merely as labels, and are not limiting as to the number or order of their objects.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
In this embodiment, a handle interlock structure is disclosed, sets up between the handle and the square core of lock during the use, links together the two. Fig. 1a and 1b show the structure of two cross sections of the handle linkage structure, which are arranged along the center of the handle linkage structure and are perpendicular to each other; fig. 2a and 2b show exploded structures of the handle linkage structure at two different viewing angles, and also show a handle connected with the handle linkage structure; fig. 3a and 3b show the structures of the fixed seat in the handle linkage structure at two different viewing angles; fig. 4a and 4b show the structure of the first connecting part in the handle linkage structure at two different viewing angles; fig. 5a and 5b show the structure of the second connecting part in the handle linkage structure at two different viewing angles; fig. 6 shows a structure of a return torsion spring in the handle interlocking structure.
Referring to fig. 1a to 6, the handle linkage structure includes: fixing base 2, first connecting portion 3, second connecting portion 4 and guide pin 5. In order to describe the connection relationship among the components, an inner end and an outer end are introduced, wherein the inner end refers to one end of the handle linkage structure close to the square core, and the outer end refers to one end of the handle linkage structure close to the handle.
The outer end of the fixing seat 2 is a cylindrical or columned limiting part 21 for limiting the first connecting part 3, the second connecting part 4 and the guide pin 5. In this embodiment, a cylindrical stopper portion is adopted, and the first connecting portion 3, the second connecting portion 4, and the guide pin 5 are provided inside thereof, respectively; the inner of fixing base 2 is cylindric installation department 22, and the diameter of installation department 22 is greater than the diameter of spacing portion 21, can be used to with this handle interlock structure fixed mounting on the lock. Specifically, two axial sliding grooves 23 are symmetrically provided in the inner wall of the stopper portion 21, and both ends of the guide pin 5 are provided in the sliding grooves 23 so as to be slidable in the axial direction.
The first connecting portion 3 is rotatably disposed on the fixing base 2, and has a square core hole 31 at an inner end thereof and two first connecting grooves 32 at an outer end thereof. One end of the square core hole 31 of the first connecting part 3 is arranged outside the fixed seat 2 and can be connected with the square core when in use; one end of the first connecting groove 32 of the first connecting portion 3 is disposed in the limiting portion 21 for cooperating with the second connecting portion 4 and the guide pin 5. Be equipped with annular cardboard 33 in the middle part of first connecting portion 3, be equipped with annular recess on spacing portion 21's inner end face, cardboard 33 is established in this recess, can prevent the removal of first connecting portion 3 to the distal end, can also realize that first connecting portion 3 is connected with the rotation of fixing base 2.
The groove wall on one side of the first connecting groove 32 is an inclined surface, and since the outer end of the first connecting portion 3 in this embodiment is cylindrical, the groove wall on the side of the first connecting groove 32 is a spiral inclined surface around the axial direction provided on the cylinder wall; the other side wall of the first connecting groove 32 is a plane parallel to the axial direction. The two first coupling grooves 32 are symmetrically arranged along the circumferential angle of the first coupling portion 3, so that the sidewalls of the guide pin 5 radially inserted therein can be simultaneously abutted on the two spiral slopes. The width of the first connecting groove 32 at the end close to the square core hole 31 is smaller than the width at the end far from the square core hole 31.
The inner end of the second connecting part 4 is of a cylindrical structure, is sleeved at the outer end of the first connecting part 3, and can rotate relatively. In addition, when the outer end of the first connecting portion 3 is cylindrical, the inner end of the second connecting portion 4 may be inserted into the outer end of the first connecting portion 3, and the relative rotation between the two can be realized.
The outer end of second connecting portion 4 is used for linking to each other with handle 1, as shown in fig. 2a and fig. 2b, is equipped with the pit at the outer end lateral wall of second connecting portion 4, and screw 11 passes 1 butt of handle in the pit, links to each other handle 1 and second connecting portion 4 are fixed, can remove simultaneously with handle 1, for example promote handle 1 at the inside end, outside end pulling handle 1, clockwise or anticlockwise rotation handle 1 all can make second connecting portion 4 move according to the same mode.
The guide pin 5 is a cylinder which penetrates the first connecting portion 3 in the radial direction and is located in the two first connecting grooves 32, both ends of which are disposed in the sliding grooves 23, and the side faces of which abut against the spiral slopes of the two first connecting grooves 32 and the inner end of the second connecting portion 4.
When the lock is used, the second connecting portion 4 is pushed towards the inner end, the guide pin 5 moves towards the inner end along the sliding groove 23, the side face of the guide pin 5 abuts against the spiral inclined face of the first connecting groove 32, and the guide pin 5 cannot rotate around the axial direction, so that the first connecting portion 3 can rotate under the pushing of the guide pin 5, and meanwhile, the inner end of the first connecting portion 3 can drive the square core of the lock to rotate together. Through the incline direction and the inclination of adjusting above-mentioned spiral inclined plane, can adjust the direction of rotation and the turned angle of first connecting portion 3, the square core of being convenient for control rotates predetermined direction and angle, realizes the function of the spring bolt of withdrawing.
Under initial condition, before the unlocking promptly, uide pin 5 is set up the distal end at first connecting groove 32, consequently, set up this handle linkage structure back in the both sides of lock, when the handle of inside promotion lock one side 1, the handle linkage structure motion of this side drives the square core and rotates, although the first connecting portion 3 of opposite side rotates simultaneously, nevertheless because the distal end width of first connecting groove 32 is greater than the diameter of uide pin 5, consequently, uide pin 5 can not follow axial displacement in first connecting groove 32, also can not drive the second connecting portion 4 and the 1 simultaneous movement of handle of opposite side, consequently, can reduce the required dynamics of unblanking, convenience of customers unblanks.
The cell wall of one side of above-mentioned first connecting groove 32 is the inclined plane, and the opposite side cell wall is for being on a parallel with axial plane, when can realizing unblanking, can also reduce the required dynamics of unblanking. In another embodiment, two inclined surfaces may be provided on both side walls of the first connecting groove 32, but it is required to ensure that the width of the end of the first connecting groove 32 close to the square core hole 31 is not greater than the width of the end far from the square core hole 31, that is, the width of the groove opening is not less than the width of the groove bottom. When unblanking this moment, promote second connecting portion 4 and can drive first connecting portion 3 and rotate, when the first connecting portion 3 of lock opposite side rotated, uide pin 5 was motionless or to the one side removal that is close to the square core, can not drive the second connecting portion 4 and the 1 simultaneous movement of handle of this side, consequently compares in traditional lock, can reduce the required dynamics of unblanking equally.
In another embodiment, the distal end of the first connecting portion 3 may be cylindrical, and correspondingly, the proximal end of the second connecting portion 4 may be cylindrical and sleeved on the outer circumference of the first connecting portion 3, so as to achieve relative rotation therebetween.
In addition, in still another embodiment, the number of the slide grooves 23 and the first connecting grooves 32 may also be set to one while the distal ends of the first connecting portions 3 are set to be cylindrical, and accordingly, the first connecting grooves 32 have only one side end opening and one top end opening. At this time, one end of the guide pin 5 is set in the slide groove 23, the other end abuts on the side end wall of the first connecting groove 32 near the axial center, and the side wall of the guide pin 5 also abuts on the slope groove wall of the first connecting groove 32. With this structure, when the second connecting portion 4 is pushed inward, the guide pin 5 can also drive the first connecting portion 3 to rotate.
In another embodiment, the stopper 21 may be formed in a cylindrical shape, and the first and second connecting portions 3 and 4 may be fitted around the outer circumference thereof and the guide pin 5 may be inserted therein, thereby achieving the functions of the stopper and the lock release.
In the above embodiment, the unlocking is realized by pushing the first connecting portion 3 inward, and in another embodiment, the unlocking can be realized by rotating the first connecting portion 3 clockwise or counterclockwise. Specifically, two V-shaped second connecting grooves 41 are symmetrically provided in the circumferential direction at the inner end of the second connecting portion 4, the top end openings of the second connecting grooves 41 are provided opposite to the top end opening of the first connecting groove 32, and the groove wall of the first connecting groove 32 abuts against the side surface of the guide pin 5. In the initial state, the guide pin 5 is at the bottom of the second connecting groove 41, and when the second connecting part 4 is rotated clockwise or counterclockwise, because the rotation of the guide pin 5 around the axial direction is limited, the groove wall of the second connecting groove 41 in the form of an inclined surface can push the guide pin 5 to move towards the inner end and realize unlocking; when the second connecting portion 4 is pushed inward, the bottom end of the second connecting groove 41 can directly push the guide pin 5 to move inward and achieve unlocking. It goes without saying that, when the number of the slide grooves 23 and the first connecting grooves 32 is also one, the number of the second connecting grooves 41 may be one, and in this case, the unlocking by rotating the first connecting portion 3 clockwise or counterclockwise may be realized.
In addition, in this embodiment, two T-shaped limiting grooves 24 are symmetrically arranged on the inner wall of the limiting portion 21, the head portions of the T-shaped limiting grooves 24 are arranged along the circumferential direction, the tail portions of the T-shaped limiting grooves 24 are parallel to the axial direction, and the T-shaped limiting grooves 24 are groove bodies recessed towards the inner wall of the limiting portion 21. Meanwhile, two groups of first bosses 42 and second bosses 43 are symmetrically arranged on the side surface of the second connecting part 4, the first bosses 42 and the second bosses 43 in the same group are positioned on the same straight line, and the height of the first bosses 42 is smaller than that of the second bosses 43. The distance between the outer side surfaces of the two first bosses 42 is smaller than the inner diameter of the limiting part 21, and the distance between the outer side surfaces of the two second bosses 43 is smaller than the distance between the bottoms of the two T-shaped limiting grooves 24. Wherein, the first boss 42 is arranged opposite to the tail part of the T-shaped limit groove 24; the second boss 43 is disposed opposite to the head of the T-shaped restriction groove 24. In addition, the inner wall of the limiting part 21 is further provided with a limiting clamping table 25 facing between the first boss 42 and the second boss 43 along the circumferential direction, the limiting clamping table 25 is arc-shaped, the width of the limiting clamping table 25 is slightly smaller than the distance between the second boss 43 and the first boss 42, and the inner diameter of the limiting clamping table 25 is smaller than the distance between the outer side surfaces of the two first bosses 42.
In an initial state, the second boss 43 is positioned at the head of the T-shaped limiting groove 24, the inner end of the second boss faces the tail of the T-shaped limiting groove 24, the second connecting part 4 is pushed towards the inner end, the second boss 43 can enter the tail of the T-shaped limiting groove 24, and then the second connecting part 4 rotates around the axial direction and is limited by the tail of the T-shaped limiting groove 24; in the initial state, the second connecting portion 4 is rotated clockwise or counterclockwise, the position-limiting clamping platform 25 is located in the gap between the first boss 42 and the second boss 43, and the movement of the second connecting portion 4 along the axial direction is limited by the position-limiting clamping platform 25. In other words, when the door lock adopting the handle linkage structure pushes the handle to unlock the door lock, the handle can not rotate any more; when clockwise or anticlockwise rotation handle unblanked, the handle can not inwards remove again, ensures that the process of unblanking is more stable.
In addition, a return spring 6 may be sleeved on the first connecting portion 3, an outer end of the return spring 6 abuts against a side surface of the guide pin 5, and an inner end of the return spring 6 is fixedly disposed, for example, may abut against the first connecting portion 3 or the limiting portion 21. When rotatory or inside end promotes second connecting portion 4 and unblanks, 5 inside end movements of uide pin still compress reset spring 6 when unblanking, unblanking and second connecting portion 4 lose after external force, reset spring 6 kick-backs and can make 5 promotion of uide pin of connecting portion 4 resume to initial position.
In addition, in this embodiment, a sealing plate 7 is further disposed on one side of the inner end of the fixing seat 2, and a circular mounting hole is disposed in the middle of the sealing plate 7 for limiting the movement of the first connecting portion 3 to the inner end; two ends of the sealing plate 7 are connected to the inner end side wall of the fixed seat 2 through bolts. Specifically, a square core connecting portion 34 penetrating through the circular mounting hole is arranged on one side of the inner end of the first connecting portion 3, the square core connecting portion 34 is cylindrical, and the square core hole 31 is arranged on one side of the inner end of the square core connecting portion. The torsion spring connecting part 35 is further arranged on one side of the inner end of the first connecting part 3, and the torsion spring connecting part 35 is located between the square core connecting part 34 and the clamping plate 33. The overall dimension of torsional spring connecting portion 35 is greater than the diameter of square core connecting portion 34, is convenient for set up reset torsion spring 8.
A limiting groove or a limiting hole is formed in the torsion spring connecting portion 35 and used for fixing a torsion arm of the reset torsion spring 8; meanwhile, one side of the inner end of the fixed seat 2 is also provided with a limit groove or a limit hole for fixing the other torsion arm of the reset torsion spring 8. Referring to fig. 1b, fig. 2b and fig. 3a, one torsion arm of the restoring torsion spring 8 is inserted into the limiting groove of the torsion spring connecting portion 35, and the other torsion arm of the restoring torsion spring 8 is inserted into the limiting groove of the fixing base 2. When the first connecting portion 3 rotates clockwise or counterclockwise, the reset torsion spring 8 is pressed and drives the first connecting portion 3 to rotate counterclockwise or clockwise. In other words, after the first connecting portion 3 rotates and finishes unlocking, the reset torsion spring 8 can drive the first connecting portion 3 to recover to the initial state, and subsequent unlocking is conveniently carried out. Of course, in other embodiments, the return torsion spring 8 may be eliminated and a mechanism in the lock that returns the square core 9 may be used to indirectly return the first connector 3 to the original state.
In addition, when the two side walls of the first connecting groove 32 are parallel inclined surfaces, the return spring 6 can drive the first connecting portion 3 to return to the initial state when pushing the guide pin 5 to move towards the outer end. Therefore, when the two side walls of the first connecting groove 32 are parallel inclined surfaces, only one of the return spring 6 and the return torsion spring 8 may be provided, or only a mechanism capable of returning the square core 9 in the lock is selected to indirectly return the first connecting portion 3 and the second connecting portion 4 to the initial state.
Example two
In the embodiment, a door lock is disclosed, wherein fig. 7 shows the main structure of the door lock, fig. 8 shows the internal structure of the door lock, and in order to clearly show the structure in the door lock, the fixing base 2 and the handle 1 are hidden in fig. 8.
Referring to fig. 7 and 8, the door lock includes a lock assembly 10, two lever handle linkage structures and two lever handles 1. The lock assembly 10 is internally provided with a square core 9 extending to two sides of the door, the square core 9 is linked with the lock bolt through a series of mechanisms, and the lock bolt can retract by rotating the square core 9 to realize unlocking. The connection mode of the square core 9 and the lock tongue is not the innovation point of the present disclosure, and there are various connection modes in the prior art, so the details are not repeated.
Two handle interlock structure symmetries set up in the both sides of tool to lock subassembly 10, and the inner of first connecting portion 3 is connected with the outer end of square core 9, and the outer end of second connecting portion 4 is connected with the inner of handle 1. When rotatory or inside promotion lock one side handle 1, can drive the rotation of square core 9 in order to realize unblanking, the handle 1 of lock opposite side can not the simultaneous movement simultaneously, consequently applys less effort to handle 1 and can realize unblanking.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A handle interlock structure, its characterized in that includes:
the fixing seat is provided with a cylindrical or cylindrical limiting part at one end, and a sliding groove is formed in the limiting part along the axial direction;
the first connecting part is arranged on the fixed seat in a rotating mode around the axial direction, a square core hole is formed in one end of the first connecting part, a first connecting groove is formed in the other end of the first connecting part, the groove wall on one side of the first connecting groove is an inclined surface, and the width of the end, close to the square core hole, of the first connecting groove is not larger than the width of the end, far away from the square core hole, of the first connecting groove;
one end of the second connecting part is of a cylindrical structure and is sleeved or penetrated at the other end of the first connecting part;
and the guide pin is arranged in the sliding groove and the first connecting groove, and the side surface of the guide pin is abutted against the second connecting part and the inclined surface.
2. The handle linkage structure according to claim 1, wherein,
the other end of the first connecting part is symmetrically provided with two first connecting grooves along a circumferential angle;
the guide pin penetrates the first connecting portion in the radial direction.
3. The handle linkage structure according to claim 2, wherein,
the limiting part is cylindrical, and two sliding grooves are symmetrically arranged on the inner wall of the limiting part;
the other end of the first connecting part penetrates through the limiting part, and a clamping plate which is abutted against the end face of the limiting part is arranged in the middle of the first connecting part;
and two ends of the guide pin are arranged in the sliding groove.
4. The handle linkage structure according to claim 3, wherein,
the inner wall of the limiting part is provided with a T-shaped limiting groove, and the head part of the T-shaped limiting groove is arranged along the circumferential direction;
a first boss and a second boss are arranged on the side face of the second connecting portion and located on the same straight line, the height of the first boss is smaller than that of the second boss, the first boss and the tail portion of the T-shaped limiting groove are oppositely arranged, and the second boss and the head portion of the T-shaped limiting groove are oppositely arranged;
the inner wall of the limiting part is further provided with a limiting clamping table facing to the space between the first boss and the second boss along the circumferential direction, and the width of the limiting clamping table is smaller than the distance between the second boss and the first boss.
5. The handle linkage structure according to claim 3, wherein,
one end of the fixing seat is provided with a sealing plate for limiting the first connecting portion to move towards the end far away from the second connecting portion, and the sealing plate is provided with a circular mounting hole.
6. The handle linkage structure according to claim 5, further comprising:
the reset torsion spring is sleeved on the first connecting part, one torsion arm is connected with the first connecting part, and the other torsion arm is connected with the fixed seat;
when the first connecting part rotates, the reset torsion spring is pressed and drives the first connecting part to rotate towards the opposite direction.
7. The handle linkage structure according to claim 6, wherein,
one end of the first connecting part comprises a square core connecting part which is arranged in the round mounting hole in a penetrating mode and a torsion spring connecting part which is arranged between the sealing plate and the clamping plate, the outer dimension of the torsion spring connecting part is larger than the diameter of the square core connecting part, and the sealing plate is abutted against the side face of the torsion spring connecting part;
the square core hole is formed in the end face of the square core connecting part;
the torsion spring connecting part is provided with a limiting hole or a limiting groove for inserting the torsion arm of the reset torsion spring.
8. The handle linkage structure according to claim 1, further comprising:
and the reset spring is sleeved on the first connecting part, one end of the reset spring is fixedly arranged, the other end of the reset spring is abutted against the guide pin, and acting force towards the second connecting part is applied to the guide pin.
9. The handle link structure according to any one of claims 1 to 8, wherein,
one end of the second connecting portion is provided with a V-shaped second connecting groove, a notch of the second connecting groove faces the first connecting portion, and the second connecting groove is abutted to the side face of the guide pin.
10. A door lock, comprising:
a lock assembly having a square core extending to both sides;
the handle linkage structure of any one of claims 1 to 9 symmetrically disposed on both sides of the lock assembly, wherein an end of the square core is disposed in the square core hole;
and the two handles are respectively connected with the second connecting parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111676000.XA CN114458089B (en) | 2021-12-31 | 2021-12-31 | Handle linkage structure and door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN114458089B CN114458089B (en) | 2023-06-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023124568A1 (en) * | 2021-12-31 | 2023-07-06 | 广东名门锁业有限公司 | Handle linkage structure and handle assembly |
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| JP2002213133A (en) * | 2001-01-23 | 2002-07-31 | Hitoshi Nishitani | Operating handle for latch lock |
| US20060185409A1 (en) * | 2005-02-21 | 2006-08-24 | Chia-Min Sun | Door lock assembly having a press button in an inner handle |
| JP2006265909A (en) * | 2005-03-23 | 2006-10-05 | Miwa Lock Co Ltd | Latch mechanism of dial lock |
| JP2015017483A (en) * | 2013-07-13 | 2015-01-29 | 西谷 均 | Push-pull operation handle of latch lock |
| CN107060538A (en) * | 2017-01-10 | 2017-08-18 | 盈佳科技(长春)有限公司 | Automative petrol tank lock |
| CN107939158A (en) * | 2018-01-09 | 2018-04-20 | 中山市汇宝制锁有限公司 | A kind of new door lock |
| US20200190856A1 (en) * | 2018-12-17 | 2020-06-18 | Victoria Kaverina | Depressible Lock with Rotating Display |
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|---|---|---|---|---|
| JP2002213133A (en) * | 2001-01-23 | 2002-07-31 | Hitoshi Nishitani | Operating handle for latch lock |
| US20060185409A1 (en) * | 2005-02-21 | 2006-08-24 | Chia-Min Sun | Door lock assembly having a press button in an inner handle |
| JP2006265909A (en) * | 2005-03-23 | 2006-10-05 | Miwa Lock Co Ltd | Latch mechanism of dial lock |
| JP2015017483A (en) * | 2013-07-13 | 2015-01-29 | 西谷 均 | Push-pull operation handle of latch lock |
| CN107060538A (en) * | 2017-01-10 | 2017-08-18 | 盈佳科技(长春)有限公司 | Automative petrol tank lock |
| CN107939158A (en) * | 2018-01-09 | 2018-04-20 | 中山市汇宝制锁有限公司 | A kind of new door lock |
| US20200190856A1 (en) * | 2018-12-17 | 2020-06-18 | Victoria Kaverina | Depressible Lock with Rotating Display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2023124568A1 (en) * | 2021-12-31 | 2023-07-06 | 广东名门锁业有限公司 | Handle linkage structure and handle assembly |
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|---|---|
| CN114458089B (en) | 2023-06-06 |
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