CN112681886A - Door handle locking mechanism and door lock thereof - Google Patents
Door handle locking mechanism and door lock thereof Download PDFInfo
- Publication number
- CN112681886A CN112681886A CN202011624732.XA CN202011624732A CN112681886A CN 112681886 A CN112681886 A CN 112681886A CN 202011624732 A CN202011624732 A CN 202011624732A CN 112681886 A CN112681886 A CN 112681886A
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- door handle
- locking
- lock
- door
- lever
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Abstract
The invention discloses a door handle locking mechanism and a door lock thereof, wherein the door handle locking mechanism comprises a trigger part, a locking part, a transmission assembly and a reset piece, or comprises a trigger switch, a locking piece and a driving part; when the triggering part or the trigger switch is not triggered, the locking part or the locking piece prevents the door handle moving assembly from moving; when the door handle is held by a hand, the trigger part is triggered, and the locking part is separated from the door handle moving assembly through the transmission assembly; or trigger switch, break away from a door handle motion subassembly through drive division drive locking piece, and then can effectively avoid the follow side collision door handle such as pet, child, avoid the mistake to bump and cause the incident.
Description
Technical Field
The invention relates to a door lock, in particular to a door handle locking mechanism and a door lock thereof.
Background
The door leaf locks the door leaf when the door is closed through the door lock, the door leaf is provided with a door handle, and the door handle moves the assembly through the door handle and is linked with the bolt of the door lock. Then the door handle is rotated to drive the lock tongue to move so as to unlock and unlock. However, children and pets easily touch the door handle by mistake in the moving process, so that the door is opened, and safety accidents are easily caused.
Disclosure of Invention
The present invention is directed to solve at least one of the problems of the prior art, and provides a door handle locking mechanism and a door lock thereof.
The technical scheme adopted by the invention for solving the problems is as follows:
in a first aspect of the present invention, a door handle lock mechanism includes:
the triggering part is arranged on the outer surface of the door handle;
a locking portion for preventing movement of the door handle;
the triggering part is in transmission connection with the locking part through the transmission assembly;
the reset piece is arranged on the locking part and used for enabling the locking part to reset to be clamped in the state of the door handle movement assembly from the state of being separated from the door handle movement assembly.
The door handle locking mechanism at least has the following beneficial effects: the lock body is characterized in that a door handle is required to be held by a hand, a trigger part is triggered, a locking part moves from a state of being clamped with a door handle moving assembly to a state of being separated from the door handle moving assembly through a transmission assembly, the door handle can be rotated, and then a lock tongue of the lock body moves and opens the door; when a hand does not hold the door handle, the trigger part is not triggered any more, the locking part can be reset from a state of being separated from the door handle motion assembly to a state of being clamped in the door handle motion assembly under the action of the reset piece, and the door handle cannot be rotated; the condition that the lock body is accidentally opened due to the fact that a pet, a child and the like collide with the door handle from the side can be effectively avoided.
According to a first aspect of the present invention, the transmission assembly includes a lever and a link, one end of the lever is connected to the trigger portion, and the other end of the lever is connected to the lock portion through the link.
According to the first aspect of the present invention, a rotation pin is pierced in the middle of the lever.
According to the first aspect of the present invention, both ends of the link are rotatably connected to the other end of the lever and the lock portion, respectively.
According to the first aspect of the invention, the other end of the lever has the connecting rod and the lock portion connected to opposite sides thereof.
According to the first aspect of the present invention, the reset member is a spring, the locking portion is a plug pin, and the spring is sleeved on an outer side of the plug pin.
In a second aspect of the present invention, a door handle lock mechanism includes:
the trigger switch is arranged on the outer surface of the door handle;
a locking member for preventing movement of the door handle;
the trigger switch is electrically connected with the driving part, the driving part is connected with the locking piece, and the driving part is used for driving the locking piece to switch between a state of being clamped on the door handle movement assembly and a state of being separated from the door handle movement assembly.
The door handle locking mechanism has the following beneficial effects: when a user holds the door handle by hand and closes the trigger switch, the driving part drives the locking piece to be switched from a state of being clamped on the door handle moving assembly to a state of being separated from the door handle moving assembly, so that the door handle can be rotated, and a lock tongue of the lock body moves and opens the door; when the hand does not hold the door handle any more, the triggering part is disconnected, the driving part resets and drives the locking piece to reset from the state of being separated from the door handle motion assembly to the state of being clamped in the door handle motion assembly, and then the door handle cannot be rotated; the condition that the lock body is accidentally opened due to the fact that a pet, a child and the like collide with the door handle from the side can be effectively avoided.
According to a second aspect of the present invention, the driving portion is a telescopic rod driven by a motor, and the telescopic rod is connected to the locking member.
In a third aspect of the invention, a door lock comprises a lock body, a door handle and a door handle locking mechanism according to the first or second aspect of the invention.
The door lock has the following beneficial effects: the door handle is required to be held by a hand, the trigger part is triggered to enable the locking part to be separated from the door handle movement assembly or the trigger switch is triggered to enable the locking part to be separated from the door handle movement assembly, and then the door handle can be rotated to unlock; the condition that the lock body is accidentally opened due to the fact that a pet, a child and the like collide with the door handle from the side can be effectively avoided.
According to a third aspect of the present invention, a door lock further comprises a temperature sensor electrically connected to the lock body; when the temperature value detected by the temperature sensor is greater than the temperature threshold value, the lock tongue of the lock body retracts.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a block diagram of a door handle locking mechanism in accordance with an embodiment of the first aspect of the present invention;
FIG. 2 is a block diagram of a door handle locking mechanism in accordance with a second aspect of the present invention;
fig. 3 is a structural view of a door lock according to a third aspect of the present invention.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, 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, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, 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 otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, in a first embodiment of the present invention, there is provided a door handle locking mechanism, which includes a trigger part 100, a locking part 300, a transmission assembly 200 and a reset piece 400.
Wherein, the triggering part 100 is disposed on the outer surface of the door handle 600; the locking part 300 is used to prevent the door handle 600 from moving; the triggering part 100 is in transmission connection with the locking part 300 through a transmission assembly 200; reset piece 400 sets up on locking portion 300, and reset piece 400 is used for making locking portion 300 reset to the state of block in door handle motion subassembly from the state that breaks away from in door handle motion subassembly.
In this embodiment, the door handle 600 is rotated to move the locking bolt of the lock body to open and close the door. When the trigger portion 100 is not triggered, the locking portion 300 engages with the door handle movement assembly to prevent the door handle 600 from moving, and the door cannot be opened. When the door handle 600 is held by a hand and the trigger part 100 is triggered, the transmission assembly 200 enables the locking part 300 to move from the state of being clamped with the door handle movement assembly to the state of being separated from the door handle movement assembly, at the moment, the door handle 600 can be rotated, and then the lock tongue of the lock body moves and opens the door; when no longer triggering trigger portion 100, locking portion 300 can reset to the state of block in door handle motion subassembly from the state that breaks away from in door handle motion subassembly under the effect of piece 400 that resets, can not rotate door handle 600 this moment. That is, the door handle 600 must be held by a hand and the trigger part 100 is triggered to rotate the door handle 600, so that the situation that a pet, a child and the like collide the door handle 600 from the side and the lock body is accidentally opened can be effectively avoided.
Specifically, trigger part 100 is located the back of door handle 600 towards the door plant, can avoid the side better and positive mistake to touch, and the user of also being convenient for simultaneously triggers through the finger.
In some embodiments of the first aspect of the present invention, the transmission assembly 200 includes a lever 210 and a connecting rod 220, one end of the lever 210 is connected to the triggering portion 100, and the other end of the lever 210 is connected to the locking portion 300 through the connecting rod 220.
In this embodiment, when the door handle 600 is held by hand, the trigger 100 is pressed by a finger, the lever 210 tilts, and the lever 210 pulls the locking portion 300 through the link 220, so that the locking portion 300 moves from the state of being engaged with the door handle motion assembly to the state of being disengaged from the door handle motion assembly.
In some embodiments of the first aspect of the present invention, a rotation pin 211 is formed in the middle of the lever 210, and the lever 210 rotates around the rotation pin 211, such that the triggering portion 100 is located at one end of the lever 210, and the locking portion 300 is located at the other end of the lever 210, such that the triggering portion 100 and the other end of the lever 210 move.
In some embodiments of the first aspect of the present invention, the two ends of the connecting rod 220 are rotatably connected to the other end of the lever 210 and the locking portion 300, respectively. That is, one end of the link 220 is rotatably connected to the other end of the lever 210, and the other end of the link 220 is rotatably connected to the locking portion 300.
In some embodiments of the first aspect of the present invention, a link 220 and a locking portion 300 are connected to opposite sides of the other end of the lever 210. That is, the left side of the other end of the lever 210 is coupled to a link 220, and the link 220 is coupled to a locking part 300; the other end of the lever 210 has another link 220 coupled to the right side thereof, and the other link 220 has another locking portion 300 coupled thereto. Two locking portions 300 are all blocked in door handle motion subassembly, make the locking effect better.
In this embodiment, hold door handle 600, press trigger portion 100 with the finger, lever 210 slopes, pulls the locking portion 300 of both sides and toward the direction motion that breaks away from door handle motion subassembly, and then makes door handle 600 can rotate.
In some embodiments of the first aspect of the present invention, the restoring member 400 is a spring, the locking portion 300 is a pin, and the spring is sleeved outside the pin. When the trigger 100 is depressed, the bolt moves in a direction away from the door handle movement assembly and the spring is compressed; when the trigger 100 is no longer pressed, the bolt resets under the spring force of the spring and engages the door handle movement assembly.
Referring to fig. 2, in a second embodiment of the present invention, there is provided a door handle locking mechanism, which includes a trigger switch 500, a locking member 520 and a driving part 510.
Wherein, the trigger switch 500 is disposed on the outer surface of the door handle 600; the locking member 520 is used to prevent the door handle 600 from moving; trigger switch 500 is electrically connected with drive portion 510, and drive portion 510 is connected with locking piece 520, and drive portion 510 is used for driving locking piece 520 and switches in the state of block in door handle motion subassembly and the state of breaking away from in door handle motion subassembly.
In this embodiment, the door handle 600 is rotated to move the locking bolt of the lock body to open and close the door. When the trigger switch 500 is turned off, the locking member 520 is engaged with the door handle movement assembly to prevent the door handle 600 from moving, and thus the door cannot be opened. When the door handle 600 is held by a hand and the trigger switch 500 is closed, the driving part 510 drives the locking piece 520 to be switched from a state of being clamped on the door handle motion assembly to a state of being separated from the door handle motion assembly, at the moment, the door handle 600 can be rotated, and then the lock tongue of the lock body moves and opens the door; when the door handle 600 is no longer held by the hand, the trigger portion 100 is turned off, the driving portion 510 resets and drives the locking piece 520 to reset from the state of being detached from the door handle movement assembly to the state of being engaged with the door handle movement assembly, and the door handle 600 cannot be rotated at this time. That is, the door handle 600 must be held by a hand and the trigger switch 500 is turned off to rotate the door handle 600, so that the situation that a pet, a child and the like collide the door handle 600 from the side and the lock body is accidentally opened can be effectively avoided.
Specifically, the trigger switch 500 is a micro switch or a human body static electricity induction sheet.
In some embodiments of the second aspect of the present invention, the driving part 510 is a telescopic rod driven by a motor, and the telescopic rod is connected to the locking member 520. The lock member 520 is a bolt.
On the one hand, the telescopic rod is directly connected with a bolt, and the telescopic rod drives the bolt to reciprocate.
On the other hand, a connecting rod 522 and a bolt are respectively disposed at two ends of the connecting plate 521, and two ends of the connecting rod 522 are respectively rotatably connected to the connecting plate 521 and the bolt. The end of the telescopic rod is connected with the middle part of the connecting plate 521, namely the connection position is positioned between the two connecting rods 522. When the telescopic rod retracts, the two bolts move towards the direction of the connecting plate 521 so as to be separated from the door handle moving assembly; when the telescopic link resets and stretches out, two bolts all toward the direction motion of keeping away from connecting plate 521 to the block makes door handle 600 no longer rotate in door handle motion subassembly.
Referring to fig. 3, in a third aspect embodiment of the present invention, a door lock is provided. The door lock comprises a lock body, a door handle 600 and a door handle locking mechanism according to the first or second aspect of the invention. The door handle 600 is drivingly connected to the lock body through a door handle movement assembly to control movement of the lock bolt of the lock body.
According to certain embodiments of the third aspect of the present invention, the door lock further comprises a temperature sensor electrically connected to the lock body; when the temperature value detected by the temperature sensor is greater than the temperature threshold value, the lock tongue of the lock body retracts.
The lock body is an electronic lock, and the lock bolt can be controlled to move by a motor in the lock body besides controlling the lock bolt to move by rotating the door handle 600. When a fire occurs, the ambient temperature rises, the door handle 600 is usually made of heat-conducting metal, and the hand held by the door handle 600 is hot and easily scalded. The temperature value detected by the temperature sensor is greater than the temperature threshold value, for example, the temperature threshold value is set to 50 ℃, the temperature sensor sends a signal to the controller of the motor, so that the motor drives the lock tongue to retract, and unlocking and opening can be realized without holding the door handle 600 or rotating the door handle 600; thereby realizing the function of fire-fighting and escaping.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the present invention shall fall within the protection scope of the present invention as long as the technical effects of the present invention are achieved by the same means.
Claims (10)
1. A door handle locking mechanism, comprising:
the triggering part is arranged on the outer surface of the door handle;
a locking portion for preventing movement of the door handle;
the triggering part is in transmission connection with the locking part through the transmission assembly;
the reset piece is arranged on the locking part and used for enabling the locking part to reset to be clamped in the state of the door handle movement assembly from the state of being separated from the door handle movement assembly.
2. The door handle locking mechanism of claim 1, wherein the transmission assembly comprises a lever and a connecting rod, one end of the lever is connected with the trigger portion, and the other end of the lever is connected with the locking portion through the connecting rod.
3. The door handle locking mechanism of claim 2, wherein a rotating pin is inserted through the middle of the lever.
4. The door handle lock mechanism according to claim 2, wherein both ends of the link are rotatably connected to the other end of the lever and the lock portion, respectively.
5. The door handle lock mechanism according to claim 4, wherein said connecting rod and said locking portion are connected to opposite sides of the other end of said lever.
6. The door handle locking mechanism of claim 1, wherein the reset member is a spring, the locking portion is a bolt, and the spring is sleeved on an outer side of the bolt.
7. A door handle locking mechanism, comprising:
the trigger switch is arranged on the outer surface of the door handle;
a locking member for preventing movement of the door handle;
the trigger switch is electrically connected with the driving part, the driving part is connected with the locking piece, and the driving part is used for driving the locking piece to switch between a state of being clamped on the door handle movement assembly and a state of being separated from the door handle movement assembly.
8. The door handle lock mechanism of claim 7, wherein the drive portion is a telescoping rod driven by a motor, the telescoping rod being connected to the lock member.
9. A door lock comprising a lock body, a door handle and a door handle locking mechanism as claimed in claim 1 or 7.
10. The door lock of claim 9, further comprising a temperature sensor electrically connected to the lock body; when the temperature value detected by the temperature sensor is greater than the temperature threshold value, the lock tongue of the lock body retracts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011624732.XA CN112681886A (en) | 2020-12-30 | 2020-12-30 | Door handle locking mechanism and door lock thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011624732.XA CN112681886A (en) | 2020-12-30 | 2020-12-30 | Door handle locking mechanism and door lock thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112681886A true CN112681886A (en) | 2021-04-20 |
Family
ID=75454014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011624732.XA Pending CN112681886A (en) | 2020-12-30 | 2020-12-30 | Door handle locking mechanism and door lock thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112681886A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3125913U (en) * | 2006-07-26 | 2006-10-05 | 八京實業股▲ふん▼有限公司 | Door and window handle lock structure |
| CN206495571U (en) * | 2017-03-01 | 2017-09-15 | 余树友 | It is a kind of to prevent the door lock from opal unlatching burglar-proof door |
| CN207700859U (en) * | 2017-11-21 | 2018-08-07 | 天津市海达门业股份有限公司 | A kind of antitheft door with Internal handle hooking prevention device |
| CN208996572U (en) * | 2018-08-02 | 2019-06-18 | 肇庆美溢五金科技有限公司 | A kind of interior door lock anti-theft handle mechanism |
| CN110735562A (en) * | 2019-11-04 | 2020-01-31 | 刘毅 | handle window lock anti-misopening locking mechanism |
| CN111321943A (en) * | 2018-12-14 | 2020-06-23 | 云丁网络技术(北京)有限公司 | Handle device for preventing cat eye from unlocking and door lock |
| CN111456539A (en) * | 2020-04-02 | 2020-07-28 | 宁波市成大机械研究所 | Device and method for preventing child from opening door |
-
2020
- 2020-12-30 CN CN202011624732.XA patent/CN112681886A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3125913U (en) * | 2006-07-26 | 2006-10-05 | 八京實業股▲ふん▼有限公司 | Door and window handle lock structure |
| CN206495571U (en) * | 2017-03-01 | 2017-09-15 | 余树友 | It is a kind of to prevent the door lock from opal unlatching burglar-proof door |
| CN207700859U (en) * | 2017-11-21 | 2018-08-07 | 天津市海达门业股份有限公司 | A kind of antitheft door with Internal handle hooking prevention device |
| CN208996572U (en) * | 2018-08-02 | 2019-06-18 | 肇庆美溢五金科技有限公司 | A kind of interior door lock anti-theft handle mechanism |
| CN111321943A (en) * | 2018-12-14 | 2020-06-23 | 云丁网络技术(北京)有限公司 | Handle device for preventing cat eye from unlocking and door lock |
| CN110735562A (en) * | 2019-11-04 | 2020-01-31 | 刘毅 | handle window lock anti-misopening locking mechanism |
| CN111456539A (en) * | 2020-04-02 | 2020-07-28 | 宁波市成大机械研究所 | Device and method for preventing child from opening door |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210420 |
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| RJ01 | Rejection of invention patent application after publication |