CN220889812U - Back locking structure of door lock - Google Patents
Back locking structure of door lock Download PDFInfo
- Publication number
- CN220889812U CN220889812U CN202322367128.9U CN202322367128U CN220889812U CN 220889812 U CN220889812 U CN 220889812U CN 202322367128 U CN202322367128 U CN 202322367128U CN 220889812 U CN220889812 U CN 220889812U
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- Prior art keywords
- knob
- lock
- back locking
- locking knob
- channel
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- 238000009434 installation Methods 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model relates to a back locking structure of a door lock, which comprises a panel, a back locking knob and an elastic clamping device, wherein the panel is provided with a back locking knob accommodating cavity, and the bottom wall of the back locking knob accommodating cavity is provided with a socket; the anti-lock knob comprises a knob part and a plug part for connecting an anti-lock action control rod of the lock, and the plug part is provided with a notch along the circumferential direction. The elastic clamping device comprises a plate body and an elastic component, wherein the plate body is provided with a plugging channel which is larger than the diameter of the plugging part, the plate body is provided with a mounting channel which is communicated with the plugging channel, the elastic component is arranged in the mounting channel, and the head part of the elastic component extends towards the plugging channel; when the user needs to be unlocked, the user rotates the back locking knob, the back locking knob drives the back locking action control rod to act, the lockset is controlled to be locked, when the user needs to be unlocked, the user rotates the back locking knob, the back locking knob drives the back locking action control rod to act, and the lockset is controlled to be unlocked, so that the operation is simple.
Description
Technical Field
The utility model relates to a back locking structure of a door lock.
Background
The anti-lock structure in the prior art has the defects that the anti-lock knob is difficult to install, a washer, a wave-shaped elastic washer and an elastic retainer ring for a shaft are needed to fix, and the structure is complex.
Disclosure of utility model
The utility model aims to provide a back locking structure of a door lock with simple installation.
The purpose of the utility model is realized in the following way:
the back locking structure of the door lock comprises a panel, a back locking knob and an elastic clamping device, wherein the panel is provided with a back locking knob accommodating cavity, and the bottom wall of the back locking knob accommodating cavity is provided with a socket;
the anti-lock knob comprises a knob part and a plug part for connecting an anti-lock action control rod of the lock, and the plug part is provided with a notch along the circumferential direction.
The elastic clamping device comprises a plate body and an elastic component, wherein the plate body is provided with a plugging channel which is larger than the diameter of the plugging part, the plate body is provided with a mounting channel which is communicated with the plugging channel, the elastic component is arranged in the mounting channel, and the head part of the elastic component extends towards the plugging channel;
the plate body is fixed on the panel, and the inserting channel is communicated with the inserting opening;
The plug-in part passes through the socket until the head of the elastic component abuts against the notch, the back locking knob is arranged in the back locking knob accommodating cavity, and the back locking knob rotates by taking the socket as a rotation center.
The elastic clamping device is locked on the panel to realize the connection of the inserting passage and the inserting opening, then the inserting portion penetrates through the inserting opening until the head of the elastic assembly abuts against the notch, the back locking knob is arranged in the back locking knob accommodating cavity, the back locking knob rotates by taking the inserting opening as the rotation center, then the back locking action control rod of the lockset is connected with the inserting portion of the back locking knob, the back locking action control rod of the lockset is connected with the back locking knob, the installation is quite simple, when a user needs back locking, the user rotates the back locking knob, the back locking knob drives the back locking action control rod to act to control the lockset to carry out back locking, when the user needs unlocking, the back locking knob drives the back locking action control rod to act to control the lockset to unlock, and the operation is simple.
The aim of the utility model can be also solved by adopting the following technical measures:
Further, the elastic clamping device further comprises a bolt, and the bolt penetrates through the plate body to be locked on the panel. The elastic clamping device and the panel are installed through bolts, so that the elastic clamping device and the panel are fixedly connected, and the assembly efficiency of the back locking structure of the door lock is improved.
Further, the elastic component comprises a threaded shell, a spring and a steel ball, wherein the spring and the steel ball are arranged in the threaded shell, one end of the steel ball is exposed out of the threaded shell, one end of the spring is abutted against the threaded shell, and the spring forms a reset mechanism of the steel ball.
Further, the installation channel is vertically penetrated, threads are arranged on the inner wall of the installation channel, the threaded shell is arranged in the installation channel, and the threaded shell is in threaded fit with the installation channel.
The elastic component is as independent part, passes through threaded connection mode with elastic component and fixes in the installation passageway, accomplishes elastic component and plate body connection fast, and fast assembly becomes elastic clamping device, and elastic clamping device can regard as independent accessory moreover, passes through the bolt installation with elastic clamping device and panel, can realize elastic clamping device and panel fixed connection, improves the packaging efficiency of the anti-locking structure of lock.
Further, a countersunk hole matched with the screwdriver is formed in the top of the threaded shell. If the position of the elastic component needs to be adjusted, a user can drive the elastic component to rotate by inserting the screwdriver into the countersunk hole, so that the position of the elastic component is adjusted, the elastic component is convenient to clamp the back locking knob, and the operation is simple.
Further, the end part of the plug-in part is provided with a plug-in port for connecting a counter-locking action control rod of the lockset, and the side wall of the plug-in part is provided with a jack corresponding to the plug-in port. The anti-lock action control rod of the lockset is inserted into the plug-in port of the anti-lock knob, so that the anti-lock action control rod of the lockset is connected with the anti-lock knob, and the pin sequentially penetrates through the plug hole of the anti-lock knob and the anti-lock action control rod to prevent the anti-lock action control rod and the anti-lock knob from being released.
Further, the anti-lock device further comprises a gasket, wherein the gasket is arranged in the anti-lock knob accommodating cavity and sleeved on the plug-in part, one end of the gasket is abutted against the bottom wall of the anti-lock knob accommodating cavity, and the other end of the gasket is abutted against the knob part, so that a gap is formed between the bottom wall of the anti-lock knob accommodating cavity and the knob part.
Through setting up the packing ring, make and form the clearance between locking knob holding chamber diapire and the knob portion, the locking knob is rotatory more smooth, can not produce the dead condition of card, improves the practicality of the locking structure of lock greatly.
The beneficial effects of the utility model are as follows:
According to the utility model, the elastic clamping device is locked on the panel through the bolt to realize the connection between the inserting channel and the inserting opening, then the inserting part passes through the inserting opening until the steel balls are abutted against the notch, the counter lock knob is arranged in the counter lock knob accommodating cavity, the counter lock knob rotates by taking the inserting opening as a rotation center, then the counter lock action control rod of the lockset is inserted into the inserting opening of the counter lock knob to realize the connection between the counter lock action control rod and the counter lock knob, finally the pin sequentially passes through the inserting hole of the counter lock knob and the counter lock action control rod to prevent the counter lock action control rod and the counter lock knob from being released, the whole process is simple to install, when a user needs counter lock, the user rotates the counter lock knob, the counter lock knob drives the counter lock action control rod to act to control the lockset, and when the user needs unlocking, the counter lock is controlled to unlock, and the operation is simple.
According to the utility model, the elastic component is used as an independent part, the elastic component is fixed in the mounting channel in a threaded connection mode, the elastic component and the plate body are quickly connected, the elastic clamping device is quickly assembled, the elastic clamping device can be used as an independent accessory, the elastic clamping device and the panel are mounted through bolts, the elastic clamping device and the panel can be fixedly connected, and the assembly efficiency of the anti-locking structure of the door lock is improved.
According to the utility model, if the position of the elastic component needs to be adjusted, a user can drive the elastic component to rotate by inserting the screwdriver into the countersunk hole, so that the position of the elastic component is adjusted, the elastic component is convenient to clamp the back locking knob, and the operation is simple.
According to the utility model, the gasket is arranged, so that a gap is formed between the bottom wall of the accommodating cavity of the back-locking knob and the knob part, the back-locking knob rotates smoothly, the locking condition is avoided, and the practicability of the back-locking structure of the door lock is greatly improved.
Drawings
Fig. 1 is a schematic view of a back locking structure of a door lock.
Fig. 2 is a sectional view of a counter locking structure of the door lock.
Fig. 3 is an assembly view of the counter locking structure of the door lock (the elastic clamping device is in an exploded state).
Fig. 4 is an assembly view of the counter locking structure of the door lock (with the elastic clamping device and the panel separated).
Fig. 5 is an assembly view of the counter-locking structure of the door lock (elastic clamping means and panel connection).
Fig. 6 is another angle assembly view of the counter lock structure of the door lock.
Detailed Description
The utility model is further described below with reference to the accompanying drawings and examples:
The embodiment, as shown in fig. 1 to 6, is a back locking structure of a door lock, which comprises a panel 1, a back locking knob 2 and an elastic clamping device 3, wherein the panel 1 is provided with a back locking knob accommodating cavity 4, and the bottom wall of the back locking knob accommodating cavity 4 is provided with a socket 41;
the anti-lock knob 2 comprises a knob portion 21 and a plug portion 22 for connecting with an anti-lock operation lever 200 of the lock 100, wherein the plug portion 22 is provided with a notch 23 along the circumferential direction thereof.
The elastic clamping device 3 comprises a plate body 5 and an elastic component 6, wherein the plate body 5 is provided with a plugging channel 51 with a diameter larger than that of the plugging part 22, the plate body 5 is provided with a mounting channel 52 communicated with the plugging channel 51, the elastic component 6 is arranged in the mounting channel 52, and the head part of the elastic component 6 extends towards the plugging channel 51;
the plate body 5 is fixed on the panel 1, and the plugging channel 51 is communicated with the socket 41;
The plug-in part 22 passes through the socket 41 until the head of the elastic component 6 abuts against the notch 23, the back lock knob 2 is arranged in the back lock knob accommodating cavity 4, and the back lock knob 2 rotates by taking the socket 41 as the rotation center.
Further, the elastic clamping device 3 further comprises a bolt 7, and the bolt 7 passes through the plate body 5 to be locked on the panel 1.
Further, the elastic component 6 includes a threaded housing 61, a spring 62 and a steel ball 63, the spring 62 and the steel ball 63 are disposed in the threaded housing 61, one end of the steel ball 63 is exposed out of the threaded housing 61, one end of the spring 62 abuts against the threaded housing 61, and the spring 62 forms a restoring mechanism of the steel ball 63.
Further, the installation channel 52 is penetrated up and down, threads are arranged on the inner wall of the installation channel 52, the threaded shell 61 is arranged in the installation channel 52, and the threaded shell 61 is in threaded fit with the installation channel 52.
Further, the threaded housing 61 is provided with a countersunk hole 611 at the top for engagement with a screwdriver.
Further, a socket 221 for connecting with the counter-locking operation lever 200 of the lock 100 is formed at the end of the plug 22, and a jack 222 is formed on the sidewall of the plug 22 corresponding to the socket 221.
Further, the anti-lock device further comprises a gasket 8, wherein the gasket 8 is arranged in the anti-lock knob accommodating cavity 4 and sleeved on the plug-in part 22, one end of the gasket 8 is abutted against the bottom wall of the anti-lock knob accommodating cavity 4, and the other end of the gasket 8 is abutted against the knob part 21, so that a gap 81 is formed between the bottom wall of the anti-lock knob accommodating cavity 4 and the knob part 21.
Working principle:
The elastic clamping device 3 is locked on the panel 1 through the bolt 7, the connection between the inserting channel 51 and the inserting opening 41 is realized, then the inserting portion 22 penetrates through the inserting opening 41 until the steel ball 63 abuts against the notch 23, the counter lock knob 2 is arranged in the counter lock knob accommodating cavity 4, the counter lock knob 2 rotates by taking the inserting opening 41 as a rotation center, then the counter lock action control rod 200 of the lock 100 is inserted into the inserting opening 221 of the counter lock knob 2, the connection between the counter lock action control rod 200 of the lock 100 and the counter lock knob 2 is realized, finally the pin 300 sequentially penetrates through the inserting hole 222 of the counter lock knob 2 and the counter lock action control rod 200, and the counter lock action control rod 200 and the counter lock knob 2 are prevented from being released.
When the user needs to be unlocked, the user rotates the back locking knob 2, the back locking knob 2 drives the back locking action control rod 200 to act, the lockset 100 is controlled to be locked, when the user needs to be unlocked, the user rotates the back locking knob 2, the back locking knob 2 drives the back locking action control rod 200 to act, and the lockset 100 is controlled to be unlocked, so that the operation is simple.
Claims (7)
1. The utility model provides a door lock's reaction structure, includes panel, reaction knob and elastic clamping device, its characterized in that: the panel is provided with a back locking knob accommodating cavity, and the bottom wall of the back locking knob accommodating cavity is provided with a socket;
The anti-lock knob comprises a knob part and a plug part for connecting an anti-lock action control rod of the lock, and the plug part is provided with a notch along the circumferential direction;
The elastic clamping device comprises a plate body and an elastic component, wherein the plate body is provided with a plugging channel which is larger than the diameter of the plugging part, the plate body is provided with a mounting channel which is communicated with the plugging channel, the elastic component is arranged in the mounting channel, and the head part of the elastic component extends towards the plugging channel;
the plate body is fixed on the panel, and the inserting channel is communicated with the inserting opening;
The plug-in part passes through the socket until the head of the elastic component abuts against the notch, the back locking knob is arranged in the back locking knob accommodating cavity, and the back locking knob rotates by taking the socket as a rotation center.
2. The back lock structure of claim 1, wherein: the elastic clamping device further comprises a bolt, and the bolt penetrates through the plate body to be locked on the panel.
3. The back lock structure of claim 1, wherein: the elastic component comprises a threaded shell, a spring and a steel ball, wherein the spring and the steel ball are arranged in the threaded shell, one end of the steel ball is exposed out of the threaded shell, one end of the spring is abutted against the threaded shell, and the spring forms a return mechanism of the steel ball.
4. A counter-locking structure for a door lock according to claim 3, wherein: the installation channel is vertically penetrated, threads are arranged on the inner wall of the installation channel, the threaded shell is arranged in the installation channel, and the threaded shell is in threaded fit with the installation channel.
5. A counter-locking structure for a door lock according to claim 3, wherein: the top of the threaded shell is provided with a countersunk hole matched with a screwdriver.
6. The back lock structure of claim 1, wherein: the end part of the plug-in part is provided with a plug-in port for connecting a counter-locking action control rod of the lockset, and the side wall of the plug-in part is provided with a jack corresponding to the plug-in port.
7. The back lock structure of claim 1, wherein: the anti-lock knob comprises a knob body, a locking knob accommodating cavity, a plug part, a gasket, a locking knob, a knob part and a locking knob, wherein the locking knob accommodating cavity is arranged in the plug part, the gasket is sleeved on the plug part, one end of the gasket is abutted against the bottom wall of the locking knob accommodating cavity, and the other end of the gasket is abutted against the knob part, so that a gap is formed between the bottom wall of the locking knob accommodating cavity and the knob part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322367128.9U CN220889812U (en) | 2023-08-31 | 2023-08-31 | Back locking structure of door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322367128.9U CN220889812U (en) | 2023-08-31 | 2023-08-31 | Back locking structure of door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220889812U true CN220889812U (en) | 2024-05-03 |
Family
ID=90875939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322367128.9U Active CN220889812U (en) | 2023-08-31 | 2023-08-31 | Back locking structure of door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220889812U (en) |
-
2023
- 2023-08-31 CN CN202322367128.9U patent/CN220889812U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |