CN111472609B

CN111472609B - Door lock handle mechanism, door body and unlocking method

Info

Publication number: CN111472609B
Application number: CN202010412420.6A
Authority: CN
Inventors: 陈东
Original assignee: Suzhou Kunshan General Locks Co ltd
Current assignee: Suzhou Kunshan General Locks Co ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2023-08-18
Anticipated expiration: 2040-05-15
Also published as: CN111472609A

Abstract

The invention relates to the technical field of door locks, in particular to a door lock handle mechanism, a door body and an unlocking method. The door lock handle mechanism includes: a housing; the pressing transmission mechanism comprises a pressing handle and a transmission assembly, the transmission assembly is arranged in the shell and comprises a transmission rod, a guide block and a gear, the inner side of the guide block is provided with a rack, the gear is meshed with the rack, one end of the pressing handle extends out of the shell, and the other end of the pressing handle is fixedly connected with the first end of the transmission rod; the square strip seat is arranged in the shell and is fixedly connected with the gear; the pressing handle is pressed, the guide block is abutted with the second end of the transmission rod, and the transmission rod drives the guide block to move upwards or downwards in a straight line, so that the square strip seat fixedly connected with the gear rotates. Because the rack is arranged on the inner side of the guide block, the space in the shell is not occupied, and compared with the prior art, the door lock handle mechanism provided by the invention has novel and unique door opening mode; the volume is relatively smaller and more compact.

Description

Door lock handle mechanism, door body and unlocking method

Technical Field

The invention relates to the technical field of door locks, in particular to a door lock handle mechanism, a door body and an unlocking method.

Background

The conventional door lock is opened by rotating a handle or pushing and pulling the handle; the handle is opened the door and is realized opening the door by rotating the handle, and the handle push-pull is realized opening the door through pushing the handle or pulling the mode of opening the door of handle, but current handle or push-pull door lock, part wearing and tearing after using a period lead to handle or push-pull handle to rock, influence user experience and feel.

In order to solve the problem, a pressing door opening structure appears in the prior art, and although the structure can hide a handle and improve the service life of the handle, the pressing door opening structure is large in size and occupies a large area of a door body.

Therefore, a door lock handle mechanism, a door body and an unlocking method are needed to solve the above technical problems.

Disclosure of Invention

The invention aims to provide a door lock handle mechanism, a door body and an unlocking method, which can reduce the volume of the door lock handle mechanism and enable the door lock handle mechanism to be more compact.

To achieve the purpose, the invention adopts the following technical scheme:

provided is a door lock handle mechanism including:

a housing;

the pressing transmission mechanism comprises a pressing handle and a transmission assembly, wherein the transmission assembly is arranged in the shell and comprises a transmission rod, a guide block and a gear, a rack is arranged on the inner side of the guide block, the gear is meshed with the rack, one end of the pressing handle extends out of the shell, and the other end of the pressing handle is fixedly connected with the first end of the transmission rod;

the square strip seat is arranged in the shell and is fixedly connected with the gear; and the pressing handle is pressed, the guide block is abutted with the second end of the transmission rod, and the transmission rod drives the guide block to linearly move upwards or downwards so as to enable the square strip seat to rotate.

As a preferred technical scheme of above-mentioned lock handle mechanism, the shell includes bottom plate, shroud plate, handle seat and handle lid from inside to outside in proper order, bottom plate and shroud plate fixed connection, be provided with the first hole that can make square bar seat expose on the bottom plate, the guide block sets up on the shroud plate and can be on the shroud plate rectilinear movement, the handle seat is fixed in on the shroud plate, handle seat one side is connected with the handle lid and is formed first cavity, press handle one end and stretch out the handle seat, the other end set up in the first cavity, the handle seat opposite side is formed with the second cavity, the guide block part with the transfer line is located in the second cavity.

As a preferable technical scheme of the door lock handle mechanism, one side, connected with the guide block, of the shroud plate is provided with an accommodating groove, and the gear and part of the guide block are arranged in the accommodating groove.

As a preferable technical scheme of the door lock handle mechanism, a guide post is arranged at the bottom of the accommodating groove, a guide groove is arranged on the guide block, and the guide groove is abutted with the guide post;

the covering plate is further provided with a second hole through which one end of the square strip seat can pass, and one end of the square strip seat is provided with the gear.

As a preferable technical scheme of the door lock handle mechanism, the shroud plate is further provided with a guide column clamping groove for accommodating the guide column, at least one side of the second hole is provided with the guide column clamping groove, the guide column is fixed in the guide column clamping groove, and the guide column clamping groove is an arc-shaped groove.

As a preferable mode of the door lock handle mechanism, a first elastic member capable of resetting the pressing handle is provided between the handle cover and the pressing handle.

As a preferable technical scheme of the door lock handle mechanism, the transmission rod comprises a connecting part, transmission arms and transmission shaft sleeves, wherein one transmission arm extends from two ends of the connecting part to the guide blocks respectively, and the transmission shaft sleeves are connected with the two transmission arms through pins.

As a preferable technical scheme of the door lock handle mechanism, the guide block comprises a transmission part and a lifting part which are connected with each other, the lifting part can be abutted with the transmission shaft sleeve, and the rack is arranged on the lifting part.

As a preferable technical scheme of the door lock handle mechanism, one side, far away from the guide block, of the shroud plate is provided with a square strip seat support, and the other end of the square strip seat penetrates through the square strip seat support.

The invention also provides a door body comprising the door lock handle mechanism.

The invention also provides a door unlocking method which is applied to the door body and comprises the following steps:

after the shell is gripped, the lower end of the pressing handle is pressed, the lower end of the pressing handle is pulled, and the transmission rod connected with the lower end of the pressing handle moves upwards along with the pressing handle and drives the guide block to move upwards along with the pressing handle;

the gear is meshed with the rack arranged in the guide block for rotation;

the gear drives the square strip seat to rotate, and then the shell is pulled to unlock.

The invention has the beneficial effects that:

the door lock handle mechanism provided by the invention has the advantages that the rack is arranged on the inner side of the guide block, the gear and the rack are meshed to drive the square bar seat to rotate when the gear rotates, and the unlocking purpose is realized.

According to the door body, in the using process of the door body, the handle is hidden, and the screwing-off lock of the square strip seat can be realized by pressing the handle, so that the door lock handle mechanism occupies small space of the door body, and the structure is more compact.

The door unlocking method provided by the invention can realize the purpose of unlocking when a user holds the shell, and the user does not need to rotate the shell again, so that the purpose of quick unlocking is realized.

Drawings

Fig. 1 is a schematic structural view of a door lock handle mechanism according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a door lock handle mechanism provided by an embodiment of the present invention.

Fig. 3 is an exploded view of a door lock handle mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a handle seat according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a transmission rod according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a guide block according to an embodiment of the present invention.

Fig. 7 is a schematic view of a partial structure of a shroud plate according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a connecting cover plate, a guide block and a transmission rod according to an embodiment of the present invention.

In the figure:

1. pressing the handle;

2. a transmission rod; 21. a connection part; 22. a transmission arm; 23. a driving sleeve; 24. a pin;

3. a guide block; 31. a transmission part; 311. a guide groove; 32. a lifting part; 33. a rack;

4. a gear;

5. square strip seat;

6. a bottom plate; 61. a first hole;

7. a cladding plate; 71. a receiving groove; 72. a guide post; 73. a second hole; 74. a guide post clamping groove; 75. a rotating bearing;

8. a handle base; 81. a connecting plate; 811. a fourth hole; 82. a connecting cylinder;

9. a handle cover;

10. a first elastic member;

11. square strip seat support;

12. a second elastic member;

13. briquetting;

14. and (5) pressing a block screw.

Detailed Description

The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The present embodiment provides a door lock handle mechanism which is reduced in volume relative to the existing structure, making its internal structure more compact.

As shown in fig. 1-3, the door lock handle mechanism includes: the pressing device comprises a shell, a pressing transmission mechanism and a square strip seat 5, wherein the pressing transmission mechanism comprises a pressing handle 1 and a transmission assembly, the pressing handle 1 is fixedly connected with the transmission assembly, the pressing handle 1 is pressed, and the transmission assembly moves together with the pressing handle 1; the transmission assembly is arranged in the shell and comprises a transmission rod 2, a guide block 3 and a gear 4, a rack 33 is arranged on the inner side of the guide block 3, the gear 4 is meshed with the rack 33, one end of the pressing handle 1 extends out of the shell, and the other end of the pressing handle is fixedly connected with the transmission rod 2; the square strip seat 5 is arranged in the shell, and the square strip seat 5 is fixedly connected with the gear 4; pressing the pressing handle 1, the guide block 3 is abutted with the other end of the transmission rod 2, and the transmission rod 2 drives the guide block 3 to linearly move upwards or downwards so as to enable the square bar seat 5 fixedly connected with the gear 4 to rotate.

In this embodiment, the rack 33 is disposed at the inner side of the guide block 3, and the gear 4 and the rack 33 are meshed to enable the square bar seat 5 to be driven to rotate when the gear 4 rotates, so as to achieve unlocking, and because the rack 33 is disposed at the inner side of the guide block 3, the space in the housing is not occupied, so that the door lock handle mechanism provided in this embodiment is relatively small and compact.

Preferably, as shown in fig. 3, in this embodiment, the housing includes a bottom plate 6, a shroud plate 7, a handle seat 8 and a handle cover 9 in sequence, the bottom plate 6 is fixedly connected with the shroud plate 7, a first hole 61 capable of exposing the square strip seat 5 is provided on the bottom plate 6, and the square strip seat 5 can rotate in the first hole 61; the guide block 3 is arranged on the shroud plate 7 and can linearly move on the shroud plate 7, the handle seat 8 is fixed on the shroud plate 7, one side of the handle seat 8 is connected with the handle cover 9 to form a first cavity, the pressing handle 1 is arranged in the first cavity, a second cavity is formed on the other side of the handle seat 8, and part of the guide block 3 and the transmission rod 2 are positioned in the second cavity. The pressing handle 1 is L-shaped, and the pressed end of the pressing handle 1 extends out of the first cavity, that is, the pressed end extends out of the handle seat 8, so that the pressing handle can be pressed by a user. The structure can ensure that the pressing handle 1 and the transmission rod 2 are positioned in the shell, so that the purpose of pressing the pressing handle 1 and the transmission rod 2 along with the action of the pressing handle 1 is realized.

It should be noted that, in this embodiment, the handle seat 8 is disposed in the middle of the shroud plate 7, and since the rack 33 is disposed on the inner side of the guide block 3, the distance between the guide block 3 and the gear 4 can be shortened, so that the handle seat 8 is centered, and a child with a small height can be ensured to unlock.

Further, the pressing handle 1 is fixed on the handle cover 9 through the pressing block 13 and the pressing block screw 14, so that the pressing handle 1 is ensured to be in a fixed position and cannot fall down to influence use. In order to enable the pressing handle 1 to automatically reset after pressing, a first elastic member 10 capable of resetting the pressing handle 1 is provided between the handle cover 9 and the pressing handle 1 in the present embodiment. The first elastic piece 10 is a spring, and two first elastic pieces 10 are arranged between the handle cover 9 and the pressing handle 1, so that the stress is uniform in the resetting process of the pressing handle 1.

It should be noted that, as shown in fig. 4, the handle seat 8 includes a connecting plate 81 and a connecting cylinder 82, the connecting cylinder 82 is obliquely disposed on the connecting plate 81, a third hole and a fourth hole 811 are disposed on the connecting plate 81, a second chamber is formed in the connecting cylinder 82, and the connecting cylinder 82 is communicated with the third hole, so as to ensure that the transmission rod 2 can extend into the handle seat 8. The end of the pressing handle 1 not connected to the connection rod 2 protrudes out of the fourth hole 811 for enabling the user to press. The connecting plate 81 is fixedly connected with the handle cover 9 through a handle seat screw, and the connecting cylinder 82 is fixedly connected with the shroud plate 7 through a screw.

Preferably, in this embodiment, the transmission rod 2 includes a connecting portion 21, a transmission arm 22 and a transmission shaft sleeve 23, the connecting portion 21 is fixedly connected with the lower end of the pressing handle 1, two ends of the connecting portion 21 extend obliquely toward the direction of the guide block 3 respectively to form a transmission arm 22, and two ends of the transmission shaft sleeve 23 are connected with the two transmission arms 22 through pins 24. The inclination angle of the transmission arm 22 relative to the connecting part 21 is the same as the inclination angle of the connecting cylinder 82 relative to the connecting plate 81, so that the transmission arm 22 can move in the connecting cylinder 82; the driving sleeve 23 can rotate on the pin 24, so that the driving sleeve 23 is in rolling contact with the guide block 3, friction force between the driving sleeve 23 and the guide block 3 is reduced, and the whole mechanism operates smoothly.

Preferably, the guide block 3 in this embodiment includes a transmission portion 31 and a lifting portion 32, the lifting portion 32 is fixedly connected with the transmission portion 31, the lifting portion 32 can be abutted with the driving shaft sleeve 23, the rack 33 is disposed on the transmission portion 31, and the transmission portion 31 and the rack 33 are in an integrated structure. Further, the lifting part 32 is a wedge-shaped block, the driving sleeve 23 is located below the lifting part 32, the pressing handle 1 is pressed, the driving rod 2 fixedly connected with the pressing handle 1 moves upwards according to the lever principle, namely, the driving sleeve 23 moves upwards, the driving sleeve 23 abuts against the lifting part 32 to enable the guide block 3 to move along with the driving sleeve 23 at the same time, and therefore the rack 33 arranged on the inner side of the guide block 3 moves along with the guide block 3 linearly.

In order to save space, in the present embodiment, it is preferable that, as shown in fig. 7, a receiving groove 71 is provided at a side of the sheathing panel 7 to which the guide block 3 is connected, and a part of the guide block 3 (i.e., the transmission part 31) and the gear 4 are disposed in the receiving groove 71. Further, as shown in fig. 8, in the present embodiment, a guide post 72 is provided at the bottom of the accommodating groove 71, and a guide groove 311 (see fig. 6) is provided on the guide block 3, and the guide groove 311 abuts against the guide post 72; the guide post 72 can provide guidance for the transmission portion 31 of the guide block 3, so that the guide block 3 moves along a straight line during movement, and the guide block 3 abuts against the guide post 72.

In order to enable the gear 4 to effectively drive the square bar seat 5 to rotate, in this embodiment, the shroud plate 7 is further provided with a second hole 73 through which one end of the square bar seat 5 can pass, and one end of the square bar seat 5 is sleeved with the gear 4. It should be noted that one end of the square bar seat 5 is of a stepped shaft structure, the cross section of one end of the stepped shaft, which is close to the guide block 3, is of a waist-shaped hole, and the gear 4 is provided with a waist-shaped hole. The cross section of the other end of the stepped shaft is circular. In addition, in order to fix the gear 4 and the square bar seat 5, the gear 4 and the square bar seat 5 are fixedly connected through a gear screw.

Preferably, in this embodiment, the shroud plate 7 is further provided with a guide post clamping groove 74 for accommodating the guide post 72, at least one side of the second hole 73 is provided with the guide post clamping groove 74, the guide post 72 is fixed in the guide post clamping groove 74, and the guide post clamping groove 74 is an arc-shaped groove. The provision of the guide post engaging groove 74 can reduce the space requirement of the guide post 72, and further make the door lock handle mechanism more compact in its internal structure. In this embodiment, two sides of the second hole 73 are provided with a guiding post clamping groove 74, so that two ends of the guiding post 72 can be guided. In addition, a rolling bearing is provided in the second hole 73, and one end of the square bar base 5 passes through the rolling bearing 75, so that friction between the square bar base 5 and the shroud plate 7 can be reduced.

Because square bar seat 5 length is longer, in order to prevent square bar seat 5 from receiving gravity influence end sagging, the one side that shroud plate 7 kept away from guide block 3 is provided with square bar seat support 11 in this embodiment, and square bar seat 5's the other end passes square bar seat support 11. The square strip seat bracket 11 is provided with a fourth hole for the square strip seat 5 to pass through, and meanwhile, the square strip seat 5 can be reset after rotating by the second elastic piece 12 arranged in the fourth hole, and the second elastic piece 12 is specifically a torsion spring.

The door body further comprises the door lock handle mechanism provided in the embodiment. In the using process of the door body, as the handle is hidden, the screwing unlocking of the square strip seat 5 can be realized by pressing the handle 1, so that the door lock handle mechanism occupies small space of the door body and has more compact structure.

The door unlocking method comprises the following steps:

after the shell is gripped by a single hand of a user, the pressing handle 1 is pressed, the lower end of the pressing handle 1 is lifted, the transmission rod 2 connected with the lower end of the pressing handle 1 moves upwards along with the pressing handle 1, and the transmission rod 2 drives the guide block 3 to move upwards along with the transmission rod;

the gear 4 is meshed with a rack arranged in the guide block 3 and rotates;

the gear 4 drives the square strip seat 5 to rotate, and the user pulls the shell by hand to unlock.

The door unlocking method provided by the embodiment can achieve the purpose of unlocking when a user holds the shell, does not need to rotate the shell again, and achieves the purpose of quick unlocking.

Furthermore, the foregoing description of the preferred embodiments and the principles of the invention is provided herein. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.

Claims

1. A door lock handle mechanism, comprising:

a housing;

the pressing transmission mechanism comprises a pressing handle (1) and a transmission assembly, wherein the transmission assembly is arranged in the shell and comprises a transmission rod (2), a guide block (3) and a gear (4), a rack (33) is arranged on the inner side of the guide block (3), the gear (4) is meshed with the rack (33), one end of the pressing handle (1) extends out of the shell, and the other end of the pressing handle is fixedly connected with the first end of the transmission rod (2);

the square strip seat (5) is arranged in the shell and is fixedly connected with the gear (4); pressing the pressing handle (1), wherein the guide block (3) is abutted with the second end of the transmission rod (2), and the transmission rod (2) drives the guide block (3) to linearly move upwards or downwards so as to enable the square strip seat (5) to rotate;

the shell sequentially comprises a bottom plate (6), a shroud plate (7), a handle seat (8) and a handle cover (9) from inside to outside, wherein the bottom plate (6) is fixedly connected with the shroud plate (7), a first hole (61) capable of exposing the square strip seat (5) is formed in the bottom plate (6), the guide block (3) is arranged on the shroud plate (7) and can linearly move on the shroud plate (7), the handle seat (8) is fixed on the shroud plate (7), one side of the handle seat (8) is connected with the handle cover (9) to form a first cavity, one end of the pressing handle (1) extends out of the handle seat (8), the other end of the pressing handle is arranged in the first cavity, a second cavity is formed in the other side of the handle seat (8), and the transmission rod (2) and part of the guide block (3) are positioned in the second cavity;

the transmission rod (2) comprises a connecting part (21), transmission arms (22) and transmission shaft sleeves (23), wherein one transmission arm (22) extends from two ends of the connecting part (21) to the guide block (3), and the transmission shaft sleeves (23) are connected with the two transmission arms (22) through pins (24);

the guide block (3) comprises a transmission part (31) and a lifting part (32) which are connected with each other, the lifting part (32) can be abutted with the transmission shaft sleeve (23), and the rack (33) is arranged on the lifting part (32).

2. Door lock handle mechanism according to claim 1, characterized in that the side of the shroud plate (7) connected to the guide block (3) is provided with a receiving groove (71), and the gear (4) and part of the guide block (3) are arranged in the receiving groove (71).

3. The door lock handle mechanism according to claim 2, wherein a guide post (72) is provided at a bottom of the accommodation groove (71), a guide groove (311) is provided on the guide block (3), and the guide groove (311) abuts against the guide post (72);

the covering plate (7) is further provided with a second hole (73) through which one end of the square strip seat (5) can pass, and one end of the square strip seat (5) is provided with the gear (4).

4. A door lock handle mechanism according to claim 3, wherein the shroud plate (7) is further provided with a guide post clamping groove (74) for accommodating a guide post (72), at least one side of the second hole (73) is provided with the guide post clamping groove (74), the guide post (72) is fixed in the guide post clamping groove (74), and the guide post clamping groove (74) is an arc-shaped groove.

5. Door lock handle mechanism according to claim 1, characterized in that a first elastic member (10) is arranged between the handle cover (9) and the pressing handle (1) capable of resetting the pressing handle (1).

6. Door lock handle mechanism according to claim 3 or 4, characterized in that the side of the shroud plate (7) facing away from the guide block (3) is provided with a square bar seat support (11), the other end of the square bar seat (5) passing through the square bar seat support (11).

7. A door body comprising a door lock handle mechanism as claimed in any one of claims 1 to 6.

8. A door unlocking method, which is applied to the door as claimed in claim 7, comprising the following steps:

after the shell is gripped, the lower end of the pressing handle (1) is pressed and lifted, and the transmission rod (2) connected with the lower end of the pressing handle (1) moves upwards along with the pressing handle (1) and drives the guide block (3) to move upwards along with the pressing handle;

the gear (4) is meshed with the rack arranged in the guide block (3) for rotation;

the gear (4) drives the square strip seat (5) to rotate, and then the shell is pulled to unlock.