CN218117487U

CN218117487U - Back locking structure of extremely simple door lock

Info

Publication number: CN218117487U
Application number: CN202221911063.9U
Authority: CN
Inventors: 魏玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-12-23
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses an anti-lock structure of minimalistic lock, including the first in command and anti-locking lever, the first in command includes first base and the first in command body, be provided with first handle on the first in command body, first handle outer end is provided with the holding chamber that extends to on the first in command body, the holding intracavity is provided with rotating gear and the actuating lever that links to each other with anti-locking lever, it drives the actuating lever and removes at the holding intracavity to push away the key through the anti-lock that sets up the terminal surface in first handle, thereby it is rotatory to drive rotating gear, and then it rotates to drive anti-locking lever, thereby play the effect of anti-lock and unblock, because the anti-lock pushes away the key and sets up in the inner terminal surface of first handle, thereby push away the key to hide through first handle, child's operation is difficult relatively, and make first hand surface more level and smooth, thereby can not have scratch user's risk owing to the setting that has not had the lock knob, it is safer.

Description

Back locking structure of extremely simple door lock

Technical Field

The utility model relates to a lock field, especially a locking structure of utmost point simple lock.

Background

The lock is the indispensable part of the door body for carry out the fixed effect of locking to the door, the anti-lock is one of them function of lock, and the anti-lock function of present lock mainly is through setting up the lock knob on door knob surface, and it is rotatory to drive the locking lever, thereby drives the anti-lock subassembly on the lock and outwards opens, thereby fixes the door handle, as the utility model patent that the name that application number 202023006234.7 disclosed is a door lock handle structure shows. The door lock knob is positioned on the surface of a door handle, so that the door lock knob is easy to operate, children like activity exploration, and the problem that the children lock the door lock knob in a room in a reverse mode exists.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a back locking structure of a door lock, which is not easy for a child to operate and scratch a user.

The utility model discloses a technical scheme that the solution problem adopted is: a reverse locking structure of a very simple door lock, comprising:

the first handle comprises a first base and a first handle body arranged on the first base, a first handle head is arranged on the first base, the first handle body is rotatably arranged on the first handle head, a first handle is arranged on one side of the first handle body, and an accommodating cavity extending to the outer end face of the first handle body is formed in the outer end face of the first handle;

the rotating gear is arranged in the accommodating cavity, and the rear end of the first handle body is provided with a reverse locking rod which extends to the bottom of the rotating gear and is connected with the rotating gear;

the driving rod is arranged in the accommodating cavity and can transversely move along the accommodating cavity, a driving rack meshed with the rotating gear is arranged at the front end of the driving rod, a driving hole communicated with the accommodating cavity is formed in the inner end face of the first handle, and a back-locking push key which is positioned in the driving hole and can move back and forth along the driving hole is arranged on the front end face of the driving rod;

the surface cover covers the end face of the accommodating cavity.

As a further improvement of the technical scheme, the inner wall of the accommodating cavity is provided with an assembly groove, a positioning spring and a positioning marble arranged at the end part of the positioning spring are installed in the assembly groove, the surface of the driving rod is provided with an inverse locking positioning groove and an unlocking positioning groove which face the positioning marble, and the outer surface of the positioning marble is clamped in the inverse locking positioning groove or the unlocking positioning groove.

As a further improvement of the above technical solution, the fitting groove is provided on a side wall of the accommodating chamber, and the lock-back positioning groove and the lock-unlock positioning groove are provided on a side surface of the drive rod.

As a further improvement of the technical scheme, a square rod is sleeved on the periphery of the anti-locking rod.

As a further improvement of the above technical scheme, a middle connecting piece is arranged in the first handle body, a jack is arranged at the bottom of the middle connecting piece, the end part of the anti-locking rod is inserted in the jack, and the rotating gear is arranged on the upper surface of the middle connecting piece.

As a further improvement of the technical scheme, the top of the middle connecting piece is provided with a fixing protrusion, the lower end face of the rotating gear is provided with a sinking groove which is sleeved on the periphery of the middle connecting piece, and the bottom of the sinking groove is provided with a limiting groove for the fixing protrusion to be inserted into and arranged in.

As a further improvement of the technical scheme, the outer end face of the back locking push key is not higher than the inner surface of the first handle.

As a further improvement of the technical scheme, the anti-lock handle further comprises a second handle, and an anti-lock assembly connected with the anti-lock rod is arranged on the second handle.

As a further improvement of the technical scheme, the second handle surface is provided with a key hole communicated with the back locking component.

The utility model has the advantages that: the utility model discloses a set up in the back lock of terminal surface in first handle and push away the key and drive the actuating lever and remove in the holding intracavity, thereby it is rotatory to drive rotatory gear, and then drive the rotation of back lock locking lever, thereby play the effect of back lock and unblock, because the back lock pushes away the key and sets up in the interior terminal surface of first handle, thereby push away the key through first handle to the back lock and hide, child's operation is got up relatively difficultly, and make first handle surface more level and smooth, thereby owing to there is not the risk that the scratch user can not exist in the setting of lock knob, it is safer.

Drawings

The invention will be further explained with reference to the description of the drawings and the detailed description.

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a second schematic view of the preferred embodiment of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along the line A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of the structure of FIG. 3 at B;

fig. 5 is one of the explosion diagrams of the present invention;

fig. 6 is a second exploded view of the present invention;

fig. 7 is a schematic structural view of the driving rod of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, the preferred embodiments of which are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can visually and vividly understand each technical feature and the whole technical solution of the present invention, but it cannot be understood as a limitation to the scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 7, a back locking structure of a very simple door lock includes:

the first handle 10, the first handle 10 includes a first base 11 and a first handle body 12 disposed on the first base 11, a first handle head 111 is disposed on the first base 11, the first handle body 12 is rotatably disposed on the first handle head 111, a first handle 121 is disposed on one side of the first handle body 12, and an outer end surface of the first handle 121 is provided with an accommodating cavity 122 extending to an outer end surface of the first handle body 12;

the rotary gear 20 is arranged in the accommodating cavity 122, and the back end of the first handle body 12 is provided with an anti-locking rod 40 which extends to the bottom of the rotary gear 20 and is connected with the rotary gear 20;

the driving rod 30 is arranged in the accommodating cavity 122 and can transversely move along the accommodating cavity 122, a driving rack 31 meshed with the rotating gear 20 is arranged at the front end of the driving rod 30, a driving hole 123 communicated with the accommodating cavity 122 is formed in the inner end face of the first handle 121, and a reverse locking and pushing key 32 which is positioned in the driving hole 123 and can move back and forth along the driving hole 123 is arranged on the front end face of the driving rod 30;

the surface cover 13 covers the end surface of the accommodating cavity 122.

The utility model discloses a set up and drive actuating lever 30 in holding chamber 122 is driven to the back lock push button 32 of terminal surface in first handle 121, thereby it is rotatory to drive rotary gear 20, and then drive the rotation of back lock locking lever 40, thereby play the effect of back lock and unblock, because the back lock push button 32 sets up in the terminal surface in first handle 121, thereby hide the back lock push button 32 through first handle 121, the child operates and gets up relative difficulty, and make first in command 10 surface smoother, thereby can not have scratch user's risk owing to not having lock knob's setting, and is safer.

Further optimize, it is preferred be provided with assembly groove 1221 on the holding chamber 122 inner wall, install positioning spring in assembly groove 1221 and set up in the location marble of positioning spring tip, actuating lever 30 surface is provided with the back lock constant head tank 33 and the unblock constant head tank 34 towards the location marble, the surface card of location marble is located in the back lock constant head tank 33 or the unblock constant head tank 34, through this structure, makes actuating lever 30 produce the effect of screens at the in-process that removes, only applys certain strength to back lock push key 32, just can push back lock push key 32 into next gear, has reduced the possibility of maloperation, makes the child be difficult to operate more moreover.

Preferably, the assembling groove 1221 is disposed on the side wall of the accommodating cavity 122, and the lock positioning groove 33 and the unlock positioning groove 34 are disposed on the side surface of the driving rod 30.

Preferably, the counter lock bar 40 is sleeved with a square bar 60.

In a further improvement, since the counter lock rod 40 is relatively long, in consideration of the stability of installation of the rotary gear 20, preferably, an intermediate connecting member 50 is arranged in the first handle body 12, a jack is arranged at the bottom of the intermediate connecting member 50, the end of the counter lock rod 40 is inserted into the jack, the rotary gear 20 is installed on the upper surface of the intermediate connecting member 50, and the rotary gear 20 and the counter lock rod 40 are indirectly connected through the intermediate connecting member 50. Preferably, the top of the middle connecting piece 50 is provided with a fixing protrusion, the lower end surface of the rotating gear 20 is provided with a sinking groove sleeved on the periphery of the middle connecting piece 50, and the bottom of the sinking groove is provided with a limiting groove for the fixing protrusion to be inserted into.

Preferably, the outer end surface of the back-lock pushing key 32 is not higher than the inner surface of the first handle 121.

The first handle 10 is generally installed inside the door, and preferably further includes a second handle 70, the second handle 70 being provided with an anti-lock assembly connected to the anti-lock lever 40, the second handle 70 being generally installed outside the door to have an effect opposite to the first handle 10.

Preferably, the second handle 70 is provided with a keyhole on a surface thereof for communicating with the anti-lock assembly.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a locking structure of minimality lock, its characterized in that includes:

the handle comprises a first handle (10), wherein the first handle (10) comprises a first base (11) and a first handle body (12) arranged on the first base (11), a first handle head (111) is arranged on the first base (11), the first handle body (12) is rotatably arranged on the first handle head (111), a first handle (121) is arranged on one side of the first handle body (12), and an accommodating cavity (122) extending to the outer end face of the first handle body (12) is arranged on the outer end face of the first handle (121);

the rotary gear (20), the rotary gear (20) is arranged in the accommodating cavity (122), and the back end of the first handle body (12) is provided with a counter lock rod (40) which extends to the bottom of the rotary gear (20) and is connected with the rotary gear (20);

the driving rod (30) is arranged in the accommodating cavity (122) and can transversely move along the accommodating cavity (122), a driving rack (31) meshed with the rotating gear (20) is arranged at the front end of the driving rod (30), a driving hole (123) communicated with the accommodating cavity (122) is formed in the inner end face of the first handle (121), and a reverse locking push key (32) which is positioned in the driving hole (123) and can move back and forth along the driving hole (123) is arranged on the front end face of the driving rod (30);

the surface cover (13), the surface cover (13) covers the end face of the accommodating cavity (122).

2. The backlocking structure of a very simple door lock as claimed in claim 1, wherein:

be provided with assembly groove (1221) on holding chamber (122) inner wall, install positioning spring in assembly groove (1221) and set up in the location marble of positioning spring tip, actuating lever (30) surface is provided with counter lock constant head tank (33) and unblock constant head tank (34) towards the location marble, the surface card of location marble is located in counter lock constant head tank (33) or unblock constant head tank (34).

3. The lock-reversing structure of a very simple door lock according to claim 2, wherein:

the assembly groove (1221) is arranged on the side wall of the accommodating cavity (122), and the counter lock positioning groove (33) and the unlocking positioning groove (34) are arranged on the side surface of the driving rod (30).

4. The lock-reversing structure of a very simple door lock according to claim 1, wherein:

the periphery of the counter lock rod (40) is sleeved with a square rod (60).

5. The backlocking structure of a very simple door lock as claimed in claim 1, wherein:

the lock is characterized in that a middle connecting piece (50) is arranged in the first handle body (12), a jack is arranged at the bottom of the middle connecting piece (50), the end part of the reverse locking rod (40) is inserted into the jack, and the rotating gear (20) is installed on the upper surface of the middle connecting piece (50).

6. The lock-reversing structure of a very simple door lock according to claim 5, wherein:

the top of the middle connecting piece (50) is provided with a fixing protrusion, the lower end face of the rotating gear (20) is provided with a sinking groove which is sleeved on the periphery of the middle connecting piece (50), and the bottom of the sinking groove is provided with a limiting groove for the fixing protrusion to be inserted into and arranged in.

7. The lock-reversing structure of a very simple door lock according to claim 1, wherein:

the outer end face of the back locking push key (32) is not higher than the inner surface of the first handle (121).

8. The lock-reversing structure of a very simple door lock according to claim 1, wherein:

the anti-lock handle is characterized by further comprising a second handle (70), wherein an anti-lock assembly connected with the anti-lock rod (40) is arranged on the second handle (70).

9. The lock-reversing structure of a very simple door lock according to claim 8, wherein:

the surface of the second handle (70) is provided with a key hole communicated with the anti-locking assembly.