CN111472609A

CN111472609A - Door lock handle mechanism, door body and unlocking method

Info

Publication number: CN111472609A
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: 2020-07-31
Anticipated expiration: 2040-05-15
Also published as: CN111472609B

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, 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 fixedly connected with the gear; and when the pressing handle is pressed, the guide block is abutted against the second end of the transmission rod and the transmission rod drives the guide block to move upwards or downwards linearly so as to enable the square strip seat fixedly connected with the gear to rotate. 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 a novel and unique door opening mode; the volume is relatively small and the device is 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 adopts a door opening mode of rotating a handle or pushing and pulling the handle to open the door; the handle is opened the door and is rotated the handle and realize opening the door, and the handle push-and-pull is realized opening the door through the mode of opening the door that pushes away handle or pull handle, but current handle or push-and-pull door lock use after a period part wearing and tearing and lead to handle or push-and-pull handle to rock, influence user experience and sense.

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

In order 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, 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 when the pressing handle is pressed, the guide block is abutted to the second end of the transmission rod and the transmission rod drives the guide block to move upwards or downwards in a linear manner, so that the square bar seat rotates.

As an optimal 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 the 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, 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 solution of the door lock handle mechanism, an accommodating groove is formed in one side of the shroud plate connected to the guide block, and the gear and a part of the guide block are arranged in the accommodating groove.

As a preferred technical solution 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 against the guide post;

the cover plate is further provided with a second hole through which one end of the square strip seat can penetrate, and the gear is arranged at one end of the square strip seat.

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

In a preferred embodiment of the door lock handle mechanism, a first elastic member is provided between the handle cover and the push handle to return the push handle.

As an optimal technical scheme of the door lock handle mechanism, the transmission rod comprises a connecting part, transmission arms and a transmission shaft sleeve, the two ends of the connecting part extend towards the guide block respectively to form one transmission arm, and the transmission shaft sleeve is connected with the two transmission arms through pins.

As a preferable technical solution of the above door lock handle mechanism, the guide block includes a transmission portion and a lifting portion that are connected to each other, the lifting portion can abut against the transmission sleeve, and the rack is disposed on the lifting portion.

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

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

The invention also provides a door body 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 and pulled, the transmission rod connected with the lower end of the pressing handle moves upwards along with the pressing handle, and the guide block is driven to move upwards along with the transmission rod;

the gear is meshed with the rack arranged in the guide block to rotate;

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

The invention has the beneficial effects that:

according to the door lock handle mechanism provided by the invention, the rack is arranged on the inner side of the guide block, the gear and the rack are meshed, so that the square rack seat can be driven to rotate when the gear rotates, and the unlocking purpose is realized.

According to the door body provided by the invention, in the use process of the door body, the handle is hidden, and the twisting unlocking of the square seat can be realized by pressing the handle, so that the door body occupied by the door lock handle mechanism is small, and the structure is more compact.

The door unlocking method provided by the invention can realize the purpose that a user can unlock the shell when gripping the shell, and the user does not need to rotate the shell again, thereby realizing the purpose of quick unlocking.

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 diagram of a handle holder 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 provided in an embodiment of the present invention.

Fig. 7 is a partial structural schematic view of a sheathing panel according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of the embodiment of the present invention after the connection of the shroud plate, the guide block and the transmission rod.

In the figure:

1. pressing the handle;

2. a transmission rod; 21. a connecting portion; 22. a drive arm; 23. a driving shaft sleeve; 24. a pin;

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

4. a gear;

5. a square bar seat;

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

7. covering a plate; 71. accommodating grooves; 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 aperture; 82. a connecting cylinder;

9. a handle cover;

10. a first elastic member;

11. a square bar seat support;

12. a second elastic member;

13. briquetting;

14. and (5) pressing the block screw.

Detailed Description

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

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a door lock handle mechanism, and the volume of the door lock handle mechanism is reduced relative to the volume of the existing structure, so that the internal structure of the door lock handle mechanism is more compact.

As shown in fig. 1 to 3, the door lock handle mechanism includes: the pressing device comprises a shell, a pressing transmission mechanism and a square bar 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 and the pressing handle 1 move together; 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 against the other end of the transmission rod 2, and the transmission rod 2 drives the guide block 3 to move linearly upwards or downwards so as to enable the square bar seat 5 fixedly connected with the gear 4 to rotate.

In the embodiment, the rack 33 is arranged on the inner side of the guide block 3, the gear 4 is meshed with the rack 33, so that the rack seat 5 is driven to rotate when the gear 4 rotates, and the unlocking purpose is realized.

Preferably, as shown in fig. 3, in the present embodiment, the housing sequentially includes a bottom plate 6, a cover plate 7, a handle seat 8 and a handle cover 9, the bottom plate 6 is fixedly connected to the cover plate 7, the bottom plate 6 is provided with a first hole 61 capable of exposing the square bar seat 5, the square bar seat 5 can rotate in the first hole 61, the guide block 3 is arranged on the cover plate 7 and can move linearly on the cover plate 7, the handle seat 8 is fixed to the cover plate 7, one side of the handle seat 8 is connected to the handle cover 9 to form a first cavity, the pressing handle 1 is arranged in the first cavity, the other side of the handle seat 8 is formed with a second cavity, part of the guide block 3 and the transmission rod 2 are located in the second cavity, the pressing handle 1 is shaped like L, the pressed end of the pressing handle 1 extends out of the first cavity, i.e., the pressed end extends out of the handle seat 8, and can be pressed by a user, and the structure can ensure that the pressing handle 1 and the transmission rod 2 are located in the housing, thereby achieving the purpose that the pressing handle 1 and the transmission rod 2.

In the present embodiment, the handle seat 8 is disposed in the middle of the shroud plate 7, and the rack 33 is disposed inside the guide block 3, so that the distance between the guide block 3 and the gear 4 can be shortened, the position of the handle seat 8 can be centered, and the unlocking purpose can be achieved even for a child with a small height.

Furthermore, 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 at a fixed position and not to fall down to influence use. In order to enable the push handle 1 to automatically return after being pushed, in the present embodiment, a first elastic member 10 capable of returning the push handle 1 is provided between the handle cover 9 and the push handle 1. The first elastic pieces 10 are springs, and the two first elastic pieces 10 are arranged between the handle cover 9 and the pressing handle 1, so that the pressing handle 1 is enabled to be stressed uniformly in the resetting process.

It should be noted that, as shown in fig. 4, the handle base 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 cavity 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 base 8. The end of the pressing handle 1 not connected to the connecting rod 2 extends 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 driving rod 2 includes a connecting portion 21, a driving arm 22 and a driving sleeve 23, the connecting portion 21 is fixedly connected to the lower end of the pressing handle 1, two ends of the connecting portion 21 extend obliquely to the direction of the guide block 3 to form the driving arm 22, and two ends of the driving sleeve 23 are connected to the two driving arms 22 through pins 24. The inclination angle of the transmission arm 22 relative to the connecting part 21 is the same as that 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 shaft sleeve 23 can rotate on the pin 24, so that the driving shaft sleeve 23 is in rolling contact with the guide block 3, the friction force between the driving shaft sleeve 23 and the guide block 3 is reduced, and the whole mechanism runs smoothly.

Preferably, in the present embodiment, the guide block 3 includes a transmission portion 31 and an elevating portion 32, the elevating portion 32 is fixedly connected to the transmission portion 31, the elevating portion 32 can abut against the driving sleeve 23, the rack 33 is disposed on the transmission portion 31, and the transmission portion 31 and the rack 33 are integrated. Further, the lifting portion 32 is a wedge-shaped block, the driving sleeve 23 is located below the lifting portion 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 portion 32 to enable the guide block 3 to move simultaneously with the driving sleeve 23, and therefore the rack 33 arranged on the inner side of the guide block 3 moves linearly with the guide block 3.

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 web 7 connected to the guide block 3, 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, the guide post 72 is disposed at the bottom of the receiving groove 71, the guide block 3 is disposed with a guide groove 311 (refer to fig. 6), and the guide groove 311 abuts against the guide post 72; the guide posts 72 can provide guidance for the transmission portion 31 of the guide block 3, so that the guide block 3 moves linearly during movement, and the guide block 3 abuts against the guide posts 72.

In order to enable the gear 4 to effectively drive the square strip seat 5 to rotate, in this embodiment, a second hole 73 is further formed in the cover plate 7, and one end of the square strip seat 5 can penetrate through the second hole, and the gear 4 is sleeved at one end of the square strip seat 5. It should be explained that the one end of square strip seat 5 is the step shaft structure, and the one end cross section that the step shaft is close to guide block 3 is the waist type, is provided with waist type hole on gear 4, and this kind of structure can remove gear 4 from and pass through the key-type connection with square strip seat 5, makes gear 4 and square strip seat 5 structure more miniaturized, and inner structure is also more compact. 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, a guide post slot 74 for accommodating the guide post 72 is further disposed on the cover plate 7, a guide post slot 74 is disposed on at least one side of the second hole 73, the guide post 72 is fixed in the guide post slot 74, and the guide post slot 74 is an arc-shaped slot. The setting of the guide post engaging groove 74 can reduce the requirement of the guide post 72 for the internal space, and further make the internal structure of the door lock handle mechanism more compact. In this embodiment, a guide post slot 74 is disposed on each side of the second hole 73, so that both ends of the guide post 72 can be guided. Further, 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 the square bar seat 5 is long, in order to prevent the end of the square bar seat 5 from drooping due to the influence of gravity, a square bar seat support 11 is arranged on one side of the shroud plate 7 far away from the guide block 3 in the embodiment, and the other end of the square bar seat 5 penetrates through the square bar seat support 11. The square strip seat support 11 is provided with a fourth hole for the square strip seat 5 to pass through, and meanwhile, the second elastic piece 12 is arranged in the fourth hole and can enable the square strip seat 5 to reset after rotating, and the second elastic piece 12 is specifically a torsion spring.

The embodiment also provides a door body which comprises the door lock handle mechanism provided by the embodiment. When the door body is used, the handle is hidden, and the square seat 5 can be screwed and unlocked by pressing the handle 1, so that the door lock handle mechanism occupies a small space of the door body, and the structure is more compact.

The door unlocking method comprises the following steps:

after the shell is held by one hand of a user, the pressing handle 1 is pressed, the lower end of the pressing handle 1 is pulled, 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 2;

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 a user pulls the shell to unlock.

The door unlocking method provided by the embodiment can achieve the purpose that a user can unlock the shell when holding the shell tightly, and the user does not need to rotate the shell again, so that the purpose of quick unlocking is achieved.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. 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, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A door lock handle mechanism, comprising:

a housing;

the pressing transmission mechanism comprises a pressing handle (1) and a transmission assembly, 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); the pressing handle (1) is pressed, the guide block (3) is abutted to the second end of the transmission rod (2), and the transmission rod (2) drives the guide block (3) to move upwards or downwards in a straight line mode, so that the square bar seat (5) rotates.

2. Door lock handle mechanism according to claim 1, characterized in that the housing comprises, in order from the inside outwards, a bottom plate (6), a shroud plate (7), a handle seat (8) and a handle cover (9), the bottom plate (6) is fixedly connected with the shroud plate (7), a first hole (61) capable of exposing the square bar seat (5) is arranged on the bottom plate (6), the guide block (3) is arranged on the shroud plate (7) and can move linearly 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 chamber, one end of the pressing handle (1) extends out of the handle seat (8), the other end is arranged in the first cavity, a second cavity is formed on 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.

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

4. A door-lock handle mechanism according to claim 3, characterized in that a guide post (72) is provided on the bottom of the receiving 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 shroud plate (7) is further provided with a second hole (73) through which one end of the square strip seat (5) can penetrate, and one end of the square strip seat (5) is provided with the gear (4).

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

6. Door lock handle mechanism according to claim 2, characterized in that a first elastic member (10) is provided between the handle cover (9) and the push handle (1) which is capable of resetting the push handle (1).

7. A door-lock handle mechanism according to claim 1, characterized in that the driving lever (2) comprises a connecting portion (21), a driving arm (22) and a driving bushing (23), one driving arm (22) extending from each end of the connecting portion (21) towards the guide block (3), the driving bushing (23) being connected to both driving arms (22) by means of a pin (24).

8. The door-lock handle mechanism according to claim 7, characterized in that the guide block (3) comprises a transmission portion (31) and a lifting portion (32) connected to each other, the lifting portion (32) being capable of abutting against the driving bushing (23), the rack (33) being provided on the lifting portion (32).

9. A door lock handle mechanism according to claim 4 or 5, characterized in that the side of the shroud plate (7) remote from the guide block (3) is provided with a square bar seat bracket (11), and the other end of the square bar seat (5) passes through the square bar seat bracket (11).

10. A door body comprising a door lock handle mechanism according to any one of claims 1 to 9.

11. A door unlocking method applied to the door according to claim 10, comprising the steps of:

after the shell is tightly held, the lower end of the pressing handle (1) is pressed and pulled, 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) to rotate;

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