CN210049691U - Push-pull handle of lock - Google Patents

Abstract

The utility model discloses a tool to lock push-and-pull handle, including panel shell and handle, the handle tail end passes the panel shell extends to the panel shell back, the rotation center department of handle is equipped with the rotation axis, the handle can wind rotation axis rotation, the back of panel shell is equipped with push-and-pull commentaries on classics rotary module, the handle tail end with push-and-pull commentaries on classics rotary module is articulated, push-and-pull commentaries on classics rotary module includes shell and apron, be equipped with drive mechanism in the accommodation space that shell and apron formed, the handle can drive mechanism moves. The utility model provides a tool to lock push-and-pull handle, pulling or promote to open the door as long as directly pull or push away the handle, drive the lock body inner structure and opened the door when unblanking, reduced the rotatory handle unblock action of the in-process of opening the door, it is more convenient, swift to open the door.

Description

Push-pull handle of lock

Technical Field

The utility model relates to a lock technical field, in particular to tool to lock push-and-pull handle.

Background

At present, a common handle of a door lock is a transverse handle, and when the door is opened, the handle needs to be rotated downwards and then pushed and pulled, so that the door needs to be opened through two actions, and inconvenience is caused; in addition, the door is opened by unidirectional screwing usually, the door opening mode is single, the flexibility is poor, if the door is opened by reversing screwing, complicated reversing operation or lockset replacement is needed, and the consumption cost of people is increased.

SUMMERY OF THE UTILITY MODEL

According to the utility model discloses an aspect provides a tool to lock push-and-pull handle, including panel shell and handle, the handle tail end passes the panel shell and extends to the panel shell back, and the rotation center department of handle is equipped with the rotation axis, and the handle can wind rotation axis rotates, and the back of panel shell is equipped with the push-and-pull and changes rotary module, and the handle tail end changes rotary module with the push-and-pull and articulates, and the push-and-pull changes rotary module and includes shell and apron, is equipped with drive mechanism in the accommodation space that shell and apron formed, and the handle can drive mechanism moves. The utility model provides a tool to lock push-and-pull handle, pulling or promote to open the door as long as directly pull or push away the handle, drive the lock body inner structure and opened the door when unblanking, reduced the rotatory handle unblock action of the in-process of opening the door, it is more convenient, swift to open the door.

In some embodiments, the transmission mechanism includes a main shaft gear, a transmission duplex gear, a push block and a rack fixed on the push block, the housing is provided with a circular hole and a protruding shaft, one end of the main shaft gear is clamped and fixed in the circular hole, the transmission duplex gear is sleeved on the protruding shaft of the housing, the transmission duplex gear includes an upper layer of teeth and a lower layer of teeth, the lower layer of teeth is meshed with the main shaft gear, the upper layer of teeth is meshed with the rack, the housing is further provided with a limit shaft, the limit shaft is inserted into a limit groove of the rack to limit the rack from sliding up and down, and a connecting end of the push block extends out of the accommodating space and is hinged with the tail end of the handle.

In some embodiments, the two ends of the handle rotation center are respectively provided with an accommodating groove and a protrusion, the two ends of the rotation shaft are respectively sleeved with a return spring, the return spring is arranged in the accommodating groove, the return spring is provided with a return spring foot, the return spring foot is clamped and fixed on the two sides of the protrusion of the handle rotation center, and the handle can return to the original preset position from the rotating position under the action of the return spring.

In some embodiments, the outer side of the return spring is provided with a washer to reduce friction between the return spring and the panel case.

In some embodiments, the push block is provided with at least two reversing holes, the racks comprise a first rack and a second rack, the first rack and the second rack are respectively provided with a thread hole corresponding to the reversing hole, the first rack or the second rack passes through the reversing hole and is fixed on the push block through a reversing screw, one end of the reversing screw is limited in a limiting hole of the cover plate, the reversing screw can move along with the push block, and the transmission direction can be changed by fixing the reversing screw on the first rack or the second rack.

In some embodiments, the tail end of the handle is provided with a connecting hole, the connecting end of the push block is provided with a through hole corresponding to the connecting hole, and the handle penetrates through the connecting hole and the through hole through a pin shaft to be hinged with the push block. Therefore, the handle can drive the push block to move accurately.

In some embodiments, the two ends of the pin are provided with axial positioning pieces for positioning the pin.

In some embodiments, the axial positioning element is an E-shaped retainer ring, which can improve positioning accuracy.

Drawings

FIG. 1 is a schematic view of the structure of the push-pull handle of the lock of the present invention;

fig. 2 is a schematic view of the push-pull rotation module and the handle of the present invention.

Fig. 3 is the exploded view of the internal structure of the push-pull rotary module of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Figures 1-3 schematically show a push-pull handle for a lock according to the invention.

As shown in fig. 1 and 2, the utility model discloses a tool to lock push-and-pull handle changes rotation module 4 including panel shell 1, handle 2 and push-and-pull, and the tail end of handle 2 passes panel shell 1 and extends to panel shell 1 back and the push-and-pull changes rotation module 4 articulated. The rotation center of handle 2 is equipped with rotation axis 3, and handle 2 can rotate around rotation axis 3, and the rotation center both ends are equipped with holding tank 25 and arch 26 respectively, and reset spring 27 overlaps respectively and establishes in holding tank 25 at the both ends of rotation axis 3. The return spring 27 is provided with return spring legs 28, and the return spring legs 28 are clamped on both sides of the projection 26 at the rotation center of the handle 2. The return spring 27 is provided at an outer side thereof with a washer 29, and friction between the return spring 27 and the panel case 1 can be reduced by the washer 29.

As shown in fig. 2 and 3, the push-pull rotation module 4 includes a housing 5 and a cover plate 6, the housing 5 and the cover plate 6 form a receiving space, and a transmission mechanism is disposed in the receiving space. Wherein, the transmission mechanism comprises a main shaft gear 7, a transmission duplex gear 8, a push block 9 and a rack 10 fixed on the push block 9. The shell 5 is provided with a round hole 11 and a convex shaft 12, one end of the main shaft gear 7 is clamped and fixed in the round hole 11, and the other end is clamped and fixed on the cover plate 6. The transmission duplex teeth 8 are sleeved on the convex shaft 12 of the shell 5, the transmission duplex teeth 8 comprise upper layer teeth 35 and lower layer teeth 13, the lower layer teeth 13 are meshed with the main shaft gear 7, and the upper layer teeth 35 are meshed with the rack 10. The shell 5 is further provided with a limiting shaft 14, and the limiting shaft 14 is inserted into a limiting groove 15 of the rack 10 to limit the rack 10 to slide up and down. The tail end of the handle 2 is provided with a connecting hole 21, the connecting end of the push block 9 extends out of the accommodating space and is provided with a through hole 22 corresponding to the connecting hole 21, and the handle 2 penetrates through the connecting hole 21 and the through hole 22 through a pin shaft 23 to be hinged with the push block 9. The two ends of the pin shaft 23 are provided with axial positioning pieces 24 for positioning the pin shaft 23 to prevent the pin shaft 23 from being separated due to the movement of the push block 9, and the axial positioning pieces are preferably E-shaped check rings which can improve the positioning accuracy. The handle 2 is pushed, the handle 2 drives the push block 9 to move downwards, the rack 10 moves downwards along with the push block 9, and the rack 10 is meshed with upper-layer teeth of the double-linkage teeth 8, so that the rack 10 drives the double-linkage teeth 8 to rotate clockwise; because the main shaft gear 7 is meshed with the lower layer teeth of the double-linkage teeth 8, the double-linkage teeth 8 drive the main shaft gear 7 to rotate anticlockwise, and the main shaft gear 7 drives the internal structure of the lock body to unlock, so that one-step unlocking and door opening are realized. The handle 2 is released and can be returned from the rotated position to the original preset position under the action of the return spring 27.

As shown in fig. 3, the push block 9 is provided with two reversing holes 16 and 32, and the rack 10 includes a first rack 17 and a second rack 18. The first rack 17 is provided with thread holes 19 and 33 corresponding to the reversing holes 16 and 32, respectively. A reversing screw 20 penetrates through the reversing hole 16 and the thread hole 19 to fix the first rack 17 on the push block 9, one end of the reversing screw 20 is limited in a limiting hole 30 of the cover plate 6, and the reversing screw 20 can move along with the push block 9; a fixing screw 31 passes through the reversing hole 32 and the thread hole 33 to further fix the first rack 17 on the push block 9. The handle 2 is pushed leftwards, the handle 2 drives the push block 9 to move downwards, at the moment, the reversing screw 20 can move downwards along with the push block, the rack 10 moves downwards along with the push block 9, and the rack 10 is meshed with upper-layer teeth of the duplex teeth 8, so that the rack 10 drives the duplex teeth 8 to rotate clockwise; because the main shaft gear 7 is meshed with the lower layer teeth of the double-linkage teeth 8, the double-linkage teeth 8 drive the main shaft gear 7 to rotate anticlockwise, and the main shaft gear 7 drives the internal structure of the lock body to unlock, so that one-step unlocking and door opening are realized. When the handle needs to be rotated in the reversing direction to unlock the door, for example, the handle needs to be pulled rightwards to unlock the door, the reversing screw 20 only needs to pass through the reversing hole 32 and the thread hole 33 to fix the first rack 17 on the push block 9, and the fixing screw 31 passes through the reversing hole 16 and the thread hole 19 to further fix the first rack 17 on the push block 9. The handle 2 is pulled rightwards, the handle 2 drives the push block 9 to move upwards, at the moment, the reversing screw 20 can move upwards along with the push block 9, the rack 10 moves upwards along with the push block 9, and the rack 10 is meshed with upper-layer teeth of the duplex teeth 8, so that the rack 10 drives the duplex teeth 8 to rotate anticlockwise; because the main shaft gear 7 is meshed with the lower layer teeth of the double-linkage teeth 8, the double-linkage teeth 8 drive the main shaft gear 7 to rotate clockwise, and the main shaft gear 7 drives the internal structure of the lock body to unlock, so that one-step unlocking and door opening are realized. Similarly, the reversing screw 20 can also be fixed in the reversing hole of the second rack 18, so that the handle 2 can be pushed rightwards or pulled leftwards to unlock the door. In conclusion, the lock can rotate the handle to unlock the door by four different modes by changing the position of the reversing screw 20, so that the door opening mode is flexible and various.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (7)

1. Tool to lock push-and-pull handle, including panel shell (1) and handle (2), handle (2) tail end passes panel shell (1) extends to panel shell (1) back, its characterized in that: a rotating shaft (3) is arranged at the rotating center of the handle (2), the handle (2) can rotate around the rotating shaft (3), a push-pull rotating module (4) is arranged on the back of the panel shell (1), the tail end of the handle (2) is hinged with the push-pull rotating module (4), the push-pull rotating module (4) comprises a shell (5) and a cover plate (6), a transmission mechanism is arranged in a containing space formed by the shell (5) and the cover plate (6), and the handle (2) can drive the transmission mechanism to move;

the transmission mechanism comprises a main shaft gear (7), transmission duplex teeth (8), a push block (9) and a rack (10) fixed on the push block (9), a round hole (11) and a convex shaft (12) are arranged on the shell (5), one end of the main shaft gear (7) is fixedly clamped in the round hole (11), the transmission duplex teeth (8) are sleeved on a convex shaft (12) of the shell (5), the transmission duplex teeth (8) comprise upper layer teeth (35) and lower layer teeth (13), the lower layer teeth (13) are meshed with the main shaft gear (7), the upper layer teeth (35) are meshed with the rack (10), the shell (5) is also provided with a limiting shaft (14), the limiting shaft (14) is inserted into a limiting groove (15) of the rack (10) to limit the rack (10) to slide up and down, wherein the connecting end of the push block (9) extends out of the accommodating space and is hinged with the tail end of the handle (2).

2. The lock push-pull handle according to claim 1, wherein: the handle is characterized in that the two ends of the rotation center of the handle (2) are respectively provided with an accommodating groove (25) and a protrusion (26), the two ends of the rotation shaft (3) are respectively sleeved with a return spring (27), the return spring (27) is arranged in the accommodating groove (25), the return spring (27) is provided with a return spring foot (28), and the return spring foot (28) is clamped and fixed on the two sides of the protrusion (26) of the rotation center of the handle.

3. The lock push-pull handle according to claim 2, wherein: and a washer (29) is arranged on the outer side of the return spring (27).

4. The lock push-pull handle according to claim 1 or 2, wherein: the push block (9) is provided with at least two reversing holes (16, 32), the rack (10) comprises a first rack (17) and a second rack (18), the first rack (17) and the second rack (18) are provided with at least two thread holes (19, 33) corresponding to the reversing holes (16, 32), the first rack (17) or the second rack (18) are fixed on the push block (9) through a reversing screw (20), one end of the reversing screw (20) is limited in a limiting hole (30) of the cover plate (6), and the reversing screw (20) can move along with the push block (9).

5. The lock push-pull handle according to claim 1, wherein: the handle (2) tail end is equipped with connecting hole (21), the link of ejector pad (9) be equipped with through-hole (22) that connecting hole (21) correspond, handle (2) pass through round pin axle (23) connecting hole (21) with through-hole (22) with ejector pad (9) are articulated.

6. The lock push-pull handle according to claim 5, wherein: and axial positioning pieces (24) are arranged at two ends of the pin shaft (23).

7. The lock push-pull handle according to claim 6, wherein: the axial positioning piece (24) is an E-shaped retainer ring.

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