CN210003025U - lock - Google Patents

Abstract

The utility model provides a lock. On the one hand, the lock is provided with a reversing turntable assembly and a turntable stop assembly, and through the mating engagement of the turntable stopper assembly with different circumferential parts of the reversing turntable assembly, it is realized that the reversing turntable assembly and the handle of the lock are relative to each other together. The lock housing is in different relative positions, so that the direction of the handle of the lock can be exchanged easily; on the other hand, the handle of the lock is provided with a button assembly and a rotating shaft assembly. A feature that prevents the lock from being accidentally opened.

Description

lock

technical field

The utility model relates to the field of locks, in particular to a door lock.

Background technique

During the use of the home door, in order to prevent the home door from being accidentally opened, the home door lock is usually provided with a safety mechanism to ensure that the lock can only be opened under expected conditions. Although this home door lock can prevent accidental opening, when the home door lock needs to be reversed, the entire lock still needs to be disassembled to change the direction of the handle of the lock, so the direction change is very inconvenient.

Utility model content

The present invention is made based on the above-mentioned defects of the prior art. The purpose of the present invention is to provide a new type of lock, which can conveniently change the handle direction of the lock while preventing a locked member such as a home door from being accidentally opened.

In order to achieve the above purpose, the present utility model adopts the following technical solutions.

The utility model provides a lock as follows, the lock includes:

a lock housing, the lock housing is fixedly mounted on the locked member;

a reversing dial assembly, the reversing dial assembly is mounted on the lock housing;

A turntable stop assembly, the turntable stop assembly is at least partially fixedly installed on the lock housing, and the turntable stop assembly can be fixed with at least two parts in the circumferential direction of the reversing turntable assembly, so that all The reversing dial assembly is in different relative positions with respect to the lock housing;

a handle that is axially fixed relative to the diverter dial assembly and capable of being in different relative positions relative to the lock housing together with the diverter dial assembly;

a button assembly mounted to the handle and capable of transitioning between an engaged position and a disengaged position; and

a rotating shaft assembly, the rotating shaft assembly is mounted inside the handle and is fixed relative to the handle in the axial direction, the rotating shaft assembly is engaged with the button assembly when the button assembly is in the engaged position, The rotating shaft assembly can be rotated with the rotation of the handle, and the rotating shaft assembly is disengaged from the button assembly when the button assembly is in the disengaged position, so that the rotating shaft assembly does not rotate with the handle And turn.

Preferably, the reversing turntable assembly is formed with two clamping grooves spaced 180 degrees apart in the circumferential direction, and both of the two clamping grooves can be clamped and fixed with the turntable stopper assembly.

More preferably, the turntable stop assembly includes:

a cylindrical mounting portion, one end of the mounting portion is fixed to the lock housing;

a turntable stopper, the turntable stopper is inserted into the inside of the installation part from the other end of the installation part, and is used to realize the clamping connection with the card slot;

a stop spring, the stop spring is accommodated inside the mounting portion, one end of the stop spring abuts against the lock housing and the other end of the stop spring abuts against the turntable stopper pieces; and

A stop adjustment piece, the stop adjustment piece installs the turntable stop piece on the lock housing in a manner of counteracting the spring force of the stop spring, and can adjust all the stops through the stop adjustment piece The position of the turntable stopper on the axial direction enables the stopper adjustment piece to be engaged with or disengaged from the card slot.

More preferably, the turntable stopper assembly further includes two stopper guide posts fixed on the lock housing and extending along the axial direction, and recesses are formed on both sides of the turntable stopper respectively. The two stopper guide posts are respectively installed in the grooves of the turntable stopper, so that when the stop adjustment piece is used to adjust the position of the turntable stopper in the axial direction When in position, the turntable stopper is guided along the axial direction by the stopper guide post.

More preferably, the handle includes:

a handle grip for a user to hold for operation; and

a handle shaft part, the handle shaft part is fixedly connected with the handle grip part, the inside of the handle shaft part is formed with a through hole passing through the handle shaft part along the axial direction, the button assembly and all The rotating shaft assemblies are partially installed in the through holes.

More preferably, the handle further includes a handle paddle, the handle paddle is fixedly mounted on the handle shaft portion and abuts against the lock housing from an axial side, and the handle shaft portion is formed with a The other side in the axial direction abuts against the stepped portion of the lock housing, so that the handle is fixed relative to the lock housing in the axial direction.

More preferably, the reversing turntable assembly includes a reversing turntable and a reversing turntable cover assembled together, the reversing turntable is mounted on the lock housing, and the reversing turntable is formed with the card slot, so The reversing turntable cover is fixedly installed on the reversing turntable, and a storage space is formed between the reversing turntable and the reversing turntable cover.

More preferably, the shaft assembly includes:

a columnar shaft body, a part of which is inserted into the through hole; and

A flange portion that protrudes radially outward from the shaft body and is interposed between the turntable cover and one axial end of the handle shaft portion.

More preferably, the button assembly includes:

a button, the button is partially inserted into the through hole of the handle shaft portion and the button is formed with an engaging portion for correspondingly engaging with an end portion on the other side of the shaft body in the axial direction; and

A button spring, one end of the button spring abuts the button and the other end of the button spring abuts the rotating shaft main body.

Preferably, the lock further includes an annular decorative portion, the decorative portion is fixed to the lock housing and is located at the connection portion between the handle and the lock housing.

By adopting the above technical solutions, the present utility model provides a new type of lock. On the one hand, the lock is provided with a reversing turntable assembly and a turntable stop assembly. With the snap connection, it is realized that the reversing dial assembly and the handle of the lock are in different relative positions relative to the lock housing, so as to facilitate the exchange of the direction of the handle of the lock; on the other hand, the handle of the lock is provided with a button assembly and a rotating shaft Through the engagement and disengagement between the button assembly and the rotating shaft assembly, the function of preventing the lock from being accidentally opened can be realized.

Description of drawings

Fig. 1a is a schematic perspective view showing the structure of a lock according to an embodiment of the present invention; Fig. 1b is a schematic front view showing the structure of a lock according to an embodiment of the present invention; Fig. 1c shows Fig. 1d is a schematic diagram showing the rear view of the structure of the lock according to an embodiment of the present invention.

Fig. 2a is an enlarged schematic diagram showing the partial structure in Fig. 1d; Fig. 2b is a cross-sectional view taken along the B-B direction showing the partial structure in Fig. 2a.

Description of reference numerals

1 lock housing

2handle 21handle grip 22handle shaft 22h through hole 22s step 23 handle pick

3 Button assembly 31 Button 31j Engagement part 31p Protrusion 32 Button spring 33 Fixed mount

4 Reversing turntable assembly 41 Reversing turntable 41c Card slot 42 Reversing turntable cover S Storage space

5 Turntable stop assembly 51 Mounting part 52 Turntable stopper 521 Stopper mounting part 522 Stopper projection 53 Stopper spring 54 Stopper adjustment piece 55 Mounting projection 56 Stopper guide post

6 Rotary shaft assembly 61 Rotary shaft main body 62 Flange part

7 Decorative Department

A Axial R Radial C Circumferential.

Detailed ways

The specific embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. Unless otherwise specified, in the present utility model, "axial", "radial" and "circumferential" respectively refer to the axial, radial and circumferential directions of the reversing turntable assembly; further, "one side of the axial direction" ” refers to the right side in Fig. 2b, and "the other side in the axial direction" refers to the left side in Fig. 2b.

The specific structure of the lock according to the present invention will be described in detail below with reference to the accompanying drawings.

As shown in FIGS. 1 a to 2 b , a lock according to an embodiment of the present invention includes a lock housing 1 , a handle 2 , a button assembly 3 , a reversing dial assembly 4 , a dial stopper assembly 5 , and a rotating shaft assembly assembled with each other. 6 and decorative part 7.

Specifically, in the present embodiment, the lock housing 1 has an overall shape of a substantially rectangular parallelepiped and is used to fix and install a locked member such as a home door, so that the entire lock is fixed to the locked member. The lock housing 1 has, for example, various existing necessary structures such as a structure for attachment to a to-be-locked piece, and various existing necessary patterns for decoration and the like, which will not be repeated here. Further, the lock housing 1 is also formed with a mounting hole for mounting the handle 2 .

In this embodiment, the handle 2 passes through the above-mentioned mounting hole of the lock housing 1 and is mounted on the lock housing 1 . The handle 2 can be rotated relative to the lock housing 1 by a predetermined angle in the circumferential direction C under an operator's operation and can be rotated under the action of a spring force such as a coil spring (not shown) after the operator cancels the above operation. Rotate back to a predetermined angle relative to the lock housing 1 in the circumferential direction C. Further, the handle 2 includes a handle grip portion 21 and a handle shaft portion 22 arranged at right angles to each other, and a handle paddle 23 mounted on the handle shaft portion 22 .

The handle grip portion 21 has a straight rod shape and is used for the user to hold to perform the above-mentioned operations. When the above operation is not performed, as shown in FIGS. 1 b to 1 d , the handle grip portion 21 extends in the horizontal direction.

A portion of the handle shaft portion 22 including one axial end thereof extends through the mounting hole of the lock housing 1, and the other axial end of the handle shaft portion 22 is fixedly connected to the handle grip portion 21, so that the handle shaft portion 22 is connected to the handle grip portion 21. A right angle is formed between the handle grips 21 . Inside the handle shaft portion 22 is formed a through hole 22h penetrating the handle shaft portion 22 along the axial direction A, and both the button assembly 3 and the rotating shaft assembly 6 are partially installed in the through hole 22h.

The handle paddle 23 is fixedly attached to the handle shaft portion 22 and abuts against the lock housing 1 from one side in the axial direction, and the outer peripheral wall of the handle shaft portion 22 is formed to abut against the lock housing from the other side in the axial direction via the decorative portion 7 . The step portion 22s of the body 1 makes the handle 2 fixed relative to the lock housing 1 in the axial direction A, thereby making the handle 2 fixed relative to the reversing dial assembly 4 in the axial direction A.

It should be noted that the above structure does not affect the different relative positions of the handle 2 and the reversing dial assembly 4 relative to the lock housing 1 in the circumferential direction C, that is, does not affect the exchange of the direction of the handle 2 .

In the present embodiment, the button assembly 3 is mounted on the handle 2 and is switchable between an engaged position and a disengaged position. When the button assembly 3 is in the engaging position, the rotating shaft assembly 6 is engaged with the button assembly 3, so that the rotating shaft assembly 6 can rotate with the rotation of the handle 2, and when the button assembly 3 is in the disengaging position, the rotating shaft assembly 6 is disengaged from the button assembly 3, so that the rotating shaft The assembly 6 does not rotate with the rotation of the handle 2 . In order to realize the above-mentioned engagement and disengagement, the button assembly 3 includes a button 31 that can be engaged with the rotating shaft assembly 6 , a button spring 32 and a fixed mounting member 33 .

The button 31 is partially inserted into the through hole 22h of the handle shaft portion 22 from the other side in the axial direction. The button 31 is formed with an engaging portion 31j for correspondingly engaging with the other end portion in the axial direction of the rotating shaft main body 61. When the button assembly 3 is in the engaging position, the engaging portion 31j engages with the other axial end of the rotating shaft assembly 6; When the button assembly 3 is in the disengaged position, the engaging portion 31j is disengaged from the other end of the shaft assembly 6 in the axial direction. In addition, the button 31 is also formed with a protruding portion 31p that protrudes toward one side in the axial direction and protrudes into the rotating shaft assembly 6 . extreme position on the other side of the shaft.

The button spring 32 is a cylindrical coil spring and is sleeved on the radially outer side of the above-mentioned convex portion 31p. button 31. In this way, when the button 31 is not pressed, under the action of the spring force of the button spring 32, the button 31 is always at the limit position on the other side of the axial direction relative to the rotating shaft assembly 6, that is, the disengaged position.

The fixed mounting member 33 is a bolt with a washer, the bolt is screwed into the protruding portion 31p of the button 31, and the washer is clamped to the shaft assembly 6 from one side in the axial direction.

In this embodiment, the reversing dial assembly 4 is mounted on the lock housing 1 . specifically. The turntable assembly 4 includes a turntable 41 and a turntable cover 42 assembled together.

The reversing turntable 41 is fixedly installed on the lock housing 1, and the reversing turntable 41 is formed with two clamping grooves 41c spaced 180 degrees in the circumferential direction C (that is, the centerlines of the two clamping grooves 41c are spaced 180 degrees in the circumferential direction C). ), both of the two card slots 41c can be engaged with the turntable stopper assembly 5 . In Fig. 2a, when the handle grip portion 21 needs to extend from the handle shaft portion 22 toward the right side in the figure, one of the two card grooves 41c is engaged with the turntable stopper assembly 5; When the gripping portion 21 extends from the handle shaft portion 22 toward the left side in the figure, the other one of the two engaging grooves 41c is engaged with the turntable stopper assembly 5 .

The turntable cover 42 is fixedly attached to the turntable 41 by bolts, for example, and a storage space S is formed between the turntable 41 and the turntable cover 42 . Both the handle paddle 23 and the flange portion 62 of the rotating shaft described below are located in the storage space S. As shown in FIG.

In this embodiment, the turntable stopper assembly 5 is installed on the lock housing 1, and the turntable stopper assembly 5 can be engaged with the two card grooves on the circumferential direction C of the reversing turntable assembly 4, so that on the circumferential direction C The reversing dial assembly 4 is in different relative positions with respect to the lock housing 1 . The turntable stop assembly 5 includes a cylindrical mounting portion 51 , a turntable stopper 52 , a stopper spring 53 , a stopper adjustment piece 54 , a mounting protrusion 55 and two stopper guide posts 56 .

The other axial end of the mounting portion 51 is fixed to the lock housing 1 , and the mounting portion 51 and the lock housing 1 are preferably integrally formed. A hole extending in the axial direction A is formed inside the mounting portion 51 . The mounting protrusion 55 is fixed to the lock housing 1 and located in the hole. The mounting protrusion 55 extends along the axial direction A and is spaced a certain distance from the inner wall of the mounting portion 51 forming the hole in the radial direction R. As shown in FIG.

The turntable stopper 52 includes a stopper mounting portion 521 fixed to each other and a stopper projection 522 extending from the stopper mounting portion 521 toward the reversing turntable 41 , the stopper mounting portion 521 extending from the axial direction of the mounting portion 51 . One side end is inserted into the inner hole of the mounting portion 51, and the stopper protrusion 522 is used for engaging with the locking groove 41c of the reversing dial 41, so that the reversing dial assembly 4 is relative to the lock housing in the circumferential direction C. Body 1 is fixed.

The stop spring 53 is a cylindrical coil spring, the stop spring 53 is accommodated inside the mounting portion 51 and is sheathed on the mounting protrusion 55, and one axial end of the stop spring 53 abuts against the turntable stop 52, and stops. The other axial end of the blocking spring 53 is in contact with the lock housing 1 . The stop spring 53 is used to cooperate with the stop adjustment member 54 to adjust the position of the turntable stop member 52 in the axial direction A. As shown in FIG.

The stop adjusting piece 54 is a bolt and is screwed into the mounting protrusion 55 to fix the turntable stop piece 52 on the lock housing 1 in a manner of counteracting the spring force of the stop spring 53 . Further, the position of the turntable stopper 52 in the axial direction A can be adjusted by adjusting the length of the stopper adjustment piece 54 screwed into the mounting protrusion 55, so that the stopper adjustment piece 54 can be snapped or disengaged from the locking groove 41c. Card access.

The two stopper guide posts 56 are fixed to the lock housing 1 and extend along the axial direction A. The two sides of the turntable stopper 52 are respectively formed with grooves, and the two stopper guide posts 56 are respectively installed on the turntable. The groove of the stopper 52 enables the turntable stopper 52 to be guided along the axial direction A by the stopper guide post 56 when the position of the turntable stopper 52 on the axial direction A is adjusted by the stopper adjustment piece 54 , Therefore, the turntable stopper 52 is prevented from being skewed during the movement along the axial direction A. As shown in FIG.

In this embodiment, the rotating shaft assembly 6 is mounted in the through hole 22h inside the handle 2 and is fixed relative to the handle 2 in the axial direction A. As shown in FIG. The rotating shaft assembly 6 includes a cylindrical rotating shaft main body 61 formed integrally with each other, and a flange portion 62 protruding radially outward from the rotating shaft main body 61 .

A part of the rotating shaft main body 61 including the end portion on the other side in the axial direction is inserted into the through hole 22h of the handle shaft portion 22 . A structure corresponding to the engaging portion 31j of the button 31 is formed on the axial end portion of the shaft main body 61, and the fixed mounting member 33 of the button assembly 3 protrudes into the axial other end portion of the shaft main body 61 and can be snapped into the shaft. The other end of the axial direction.

The flange portion 62 is interposed between the reversing dial cover 42 and one axial end of the handle shaft portion 22 , so that the shaft assembly 6 is fixed relative to the lock housing 1 and the reversing dial assembly 4 in the axial direction A.

In this embodiment, the decorative portion 7 is an annular decorative ring fixed to the lock housing 1 and is located at the connection portion between the handle 2 and the lock housing 1 .

By adopting the above technical solution, when the direction of the handle 2 needs to be changed, it is only necessary to operate the turntable stopper assembly 5, so that the reversing turntable assembly 4 and the turntable stopper assembly 5 are disengaged and rotated 180 degrees, and then the turntable stopper is operated. Assembly 5, the reversing turntable assembly 4 and the turntable stop assembly 5 are snapped together, so that the direction of the handle 2 of the lock can be exchanged conveniently.

Although the specific technical scheme of the present utility model has been described in detail in the above content, it should be noted that:

1. The lock according to the present invention can be a mechanical lock or an electronic lock.

2. Although not described in the above specific embodiments, a square rod with a square cross-section can be installed inside the rotating shaft main body 61, so that the rotation of the rotating shaft main body 61 drives the square rod to drive the lock cylinder to achieve locking and unlocking.

Claims (10)

1, A lockset, said lockset comprising:

the lock shell is fixedly arranged on the locked piece;

the reversing turntable assembly is arranged on the lock shell;

the turntable stopping assembly is at least partially fixedly arranged on the lock shell and can be matched and fixed with at least two parts in the circumferential direction of the reversing turntable assembly, so that the reversing turntable assembly is in different relative positions relative to the lock shell;

a handle axially fixed relative to the reversing dial assembly and capable of different relative positions with respect to the lock housing from the reversing dial assembly ;

a button assembly mounted to the handle and transitionable between an engaged position and a disengaged position; and

a rotary shaft assembly mounted inside the handle and fixed in the axial direction with respect to the handle, the rotary shaft assembly being engaged with the button assembly when the button assembly is in the engaged position so that the rotary shaft assembly can be rotated with rotation of the handle, the rotary shaft assembly being disengaged from the button assembly when the button assembly is in the disengaged position so that the rotary shaft assembly does not rotate with rotation of the handle.

2. The lock according to claim 1, wherein the reversing rotary disc assembly is formed with two clamping grooves spaced 180 degrees apart in the circumferential direction, both of which can be clamped and fixed with the rotary disc stop assembly.

3. The lock according to claim 2, wherein said dial stop assembly comprises:

a cylindrical mounting portion, an end of the mounting portion being fixed to the lock housing;

the turntable stop piece is inserted into the mounting part from the other end of the mounting part and is used for realizing clamping connection with the clamping groove;

a stop spring received within the mounting portion, an end of the stop spring abutting the lock housing and another end of the stop spring abutting the dial stop, and

the stop adjusting piece is used for offsetting the spring force of the stop spring, the turntable stop piece is arranged on the lock shell, and the axial position of the turntable stop piece can be adjusted through the stop adjusting piece, so that the stop adjusting piece is clamped with the clamping groove or separated from the clamping groove.

4. The lock according to claim 3, wherein the dial stopper assembly further comprises two stopper guide posts fixed to the lock housing and extending in the axial direction, both side portions of the dial stopper being formed with grooves, respectively, the two stopper guide posts being mounted to the grooves of the dial stopper, respectively, such that the dial stopper is guided in the axial direction by the stopper guide posts when the position of the dial stopper in the axial direction is adjusted by the stopper adjusting member.

5. The lockset of any of of claims 2-4 wherein said handle comprises:

a handle grip for being held by a user for operation; and

and a handle shaft fixedly connected to the handle grip, a through hole penetrating the handle shaft in the axial direction being formed in the handle shaft, and the button assembly and the rotary shaft assembly being partially installed in the through hole.

6. The lock according to claim 5,

the handle further includes a handle paddle fixedly attached to the handle shaft portion and abutting the lock case from the side of the axial direction , and the handle shaft portion is formed with a stepped portion abutting the lock case from the side of the axial direction so that the handle is fixed relative to the lock case in the axial direction.

7. The lock according to claim 6,

the reversing turntable assembly comprises a reversing turntable assembled at and a reversing turntable cover, the reversing turntable is mounted on the lock shell, the reversing turntable is provided with the clamping groove, the reversing turntable cover is fixedly mounted on the reversing turntable, and a storage space is formed between the reversing turntable and the reversing turntable cover.

8. The lockset of claim 7 wherein said spindle assembly comprises:

a columnar shaft main body into which portions of the shaft main body are inserted, and

a flange portion that protrudes radially outward from the rotation shaft main body and is interposed between the reversing turn plate cover and an axial direction side end of the handle shaft portion.

9. The lock of claim 8, wherein the button assembly comprises:

a push button partially inserted into the through hole of the handle shaft portion and formed with an engagement portion for corresponding fitting with the other end side end portion of the spindle main body, and

a button spring having an end abutting the button and another end abutting the shaft body.

10. The lock of claim 1, further comprising an annular decorative portion secured to the lock housing at a connection between the handle and the lock housing.

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