CN114809825A

CN114809825A - Door lock with one handle linked with oblique bolt and dull bolt

Info

Publication number: CN114809825A
Application number: CN202111456508.9A
Authority: CN
Inventors: 向德钊
Original assignee: Shenzhen Aigate Technology Co ltd
Current assignee: Shenzhen Aigate Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-07-29

Abstract

The invention provides a door lock with a dead bolt and a linked handle, and relates to the field of locks. The door lock with the dead bolt linked with one-handle opening function comprises a dead bolt door opening assembly, wherein a dead bolt opening and closing door assembly is arranged on the lower surface of the dead bolt door opening assembly, and a handle opening assembly is arranged on the side surface of the dead bolt door opening assembly. The oblique tongue handle and the stiff tongue handle move simultaneously through the one-handle opening control piece, so that the oblique tongue and the stiff tongue are linked and opened one by one, the step of opening the door is shortened, the operation time is reduced, the operation is more convenient, the hope of escape is improved in case of emergency, and the switch between the oblique tongue and the stiff tongue is not influenced mutually when the one-handle opening control piece is not used, so that a good anti-theft effect is realized.

Description

Door lock with one handle linked with oblique bolt and dull bolt

Technical Field

The invention relates to the technical field of locks, in particular to a door lock with a dead bolt linked with one handle.

Background

Door locks are devices used, as the name implies, to lock a door to prevent others from opening the door. The door lock has the advantages that the door lock is classified in a large number, requirements on the door lock are different in all occasions, the safety is high, the price is low, the traditional door lock comprises a lock body, a panel positioned in front of and behind the lock body and a handle connected with an installation shaft of the lock body, along with the improvement of living standard, safety awareness is enhanced, an oblique tongue and a stiff tongue are adopted for locking together, and the oblique tongue and the stiff tongue do not influence each other.

Due to the improvement of the safety level of the existing door lock, the opening steps of the door lock are relatively complicated in the locking state of the door lock, and time is wasted when an accident or an emergency occurs, so that the time is wasted, and the accident and some unnecessary losses are caused.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the door lock with the dead bolt linked with one handle to open, and solves the problem of complicated unlocking steps of the door lock.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the door lock comprises a latch bolt door opening assembly, wherein a latch bolt switching door assembly is arranged on the lower surface of the latch bolt door opening assembly, and a handle opening assembly is arranged on the side surface of the latch bolt door opening assembly.

Preferably, the latch bolt subassembly of opening the door includes the latch bolt handle of opening the door, the first latch bolt drive gear of lower extreme fixedly connected with of latch bolt handle of opening the door, the side surface meshing of first latch bolt drive gear is connected with the second latch bolt drive gear, the lower surface swing joint of second latch bolt drive gear has the latch bolt pull-back plate that opens the door, the inside of latch bolt pull-back plate that opens the door can be dismantled and be connected with the latch bolt, be provided with return spring between latch bolt and the oblique room pull-back plate that opens the door.

Preferably, the deadbolt switch door assembly comprises a deadbolt switch handle, the lower end of the deadbolt switch handle is fixedly connected with a deadbolt transmission shifting block, the lateral surface of the deadbolt transmission shifting block is movably connected with a deadbolt driving piece, a deadbolt driving straight spring is arranged in the deadbolt driving piece, and the lateral surface of the deadbolt driving piece is movably connected with a deadbolt.

Preferably, one open the subassembly and include one and open the controlling part, one side of one opening the controlling part is provided with the card post, the side surface fixedly connected with limiting plate of card post, the side surface of limiting plate is provided with the spring, the spring is kept away from the one end fixedly connected with fixed plate of limiting plate.

Preferably, the surface of the second latch bolt transmission gear is provided with a top column, the surface of the latch bolt door opening pull-back plate is provided with a sliding groove, and the top column is matched with the sliding groove.

Preferably, the dull tongue switch handle is located inside the oblique tongue door-opening handle, a knob is arranged at one end, far away from the dull tongue transmission shifting head, of the dull tongue switch handle, a clamping groove is formed in the side surface of the dull tongue switch handle, and the clamping groove is movably connected with the clamping column.

Preferably, the limiting plate is fixedly connected with the latch bolt door opening handle, and the opening control piece extends out of the interior of the latch bolt door opening handle.

Preferably, the door subassembly is opened to oblique house includes the door handle that opens the door to one side, the first latch bolt drive gear of lower extreme fixedly connected with of latch bolt handle that opens the door, the side surface meshing of first latch bolt drive gear is connected with the second latch bolt drive gear, the lower surface swing joint of second latch bolt drive gear has the latch bolt pull back plate that opens the door, the inside of latch bolt pull back plate that opens the door can be dismantled and is connected with the latch bolt, be provided with return spring between latch bolt and the latch bolt pull back plate that opens the door to one side, the side surface of door handle that opens the door to one side just is located the top of first latch bolt drive gear and is provided with dials the tooth, it contacts with dull tongue switch door subassembly to dial the tooth.

(III) advantageous effects

The invention provides a door lock with a dead bolt and a linked handle. The method has the following beneficial effects:

the invention has the advantages that when the door is in operation, the dead-tongue and the dead-tongue are not interfered with each other, good anti-theft performance is realized, and after the opening control piece is pressed down, the handle of the dead-tongue and the handle of the dead-tongue move simultaneously, so that the linkage and the opening of the dead-tongue and the dead-tongue are realized, the step of opening the door is shortened, the operation time is reduced, the door is more convenient, and the hope of escaping is improved when an emergency occurs.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is a schematic view of the internal structure of the present invention;

FIG. 5 is a bottom view of the present invention;

fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Wherein, 1, the latch bolt door opening component; 11. a latch bolt door opening handle; 12. a first latch bolt transmission gear; 13. A second latch bolt transmission gear; 14. the latch bolt opens the door and pulls back the board; 15. a latch bolt; 16. a top pillar; 17. a sliding groove; 2. deadbolt switch door assemblies; 21. a deadbolt switch handle; 22. a dull tongue drive dial; 23. a dead tongue driving member; 24. the dead tongue drives the straight spring; 25. dull tongue; 26. a card slot; 3. a handle opening assembly; 31. a handlebar opening control; 32. clamping the column; 33. a limiting plate; 34. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1-5, the embodiment of the present invention provides a latch bolt and dead bolt linked one-handle-opening door lock, comprising a latch bolt door opening assembly 1, which controls the opening and closing actions of a latch bolt 15 on the door lock, wherein the latch bolt door opening assembly 1 comprises a latch bolt door opening handle 11, which is convenient to rotate and opens the latch bolt 15, a first latch bolt transmission gear 12 is fixedly connected to the lower end of the latch bolt door opening handle 11, which transmits the power for rotating the latch bolt door opening handle 11, a second latch bolt transmission gear 13 is engaged and connected to the side surface of the first latch bolt transmission gear 12, a latch bolt door opening pull-back plate 14 is pulled back by a prop 16, so that the latch bolt 15 is pulled back and opened, a latch bolt door opening pull-back plate 14 is movably connected to the lower surface of the second latch bolt transmission gear 13, which converts the rotating power into a moving power to control the movement of the latch bolt 15, and a latch bolt 15 is fixedly connected to the interior of the latch bolt door opening pull-back plate 14, the door lock is closed, the latch bolt 15 is detachably connected inside the latch bolt door opening pull-back plate 14, a return spring is arranged between the latch bolt 15 and the latch bolt door opening pull-back plate 14 to facilitate return, a top column 16 is arranged on the surface of the second latch bolt transmission gear 13, a sliding groove 17 is arranged on the surface of the latch bolt door opening pull-back plate 14, and the top column 16 is matched with the sliding groove 17 to convert rotation into translation.

The inclined tongue 15 can be effectively moved by arranging the components, the power is transmitted to the second inclined tongue transmission gear 13 through the first inclined tongue transmission gear 12 by rotating the inclined tongue door opening handle 11, the top column 16 moves in the sliding groove 17, and then the inclined tongue door opening pull-back plate 14 drives the inclined tongue 15 to move, so that the inclined tongue 15 is opened.

The lower surface of the oblique tongue door opening component 1 is provided with a stiff tongue switch door component 2 for controlling a stiff tongue 25, the stiff tongue switch door component 2 comprises a stiff tongue switch handle 21 which is convenient to rotate, the lower end of the stiff tongue switch handle 21 is fixedly connected with a stiff tongue transmission shifting block 22, the stiff tongue transmission shifting block 22 is driven by rotating the stiff tongue switch handle 21, the lateral surface of the stiff tongue transmission shifting block 22 is movably connected with a stiff tongue driving piece 23, the power of the stiff tongue transmission shifting block 22 is converted into the movement of the stiff tongue driving piece 23, a stiff tongue driving straight spring 24 is arranged inside the stiff tongue driving piece 23 and is convenient to reset, the lateral surface of the stiff tongue driving piece 23 is movably connected with the stiff tongue 25 for closing the door body, the stiff tongue switch handle 21 is positioned inside the oblique tongue door opening handle 11 to reduce the occupied area, one end of the stiff tongue switch handle 21, which is far away from the stiff tongue transmission shifting block 22, is provided with a knob which is convenient to rotate the stiff tongue switch handle 21, the side surface of the dead-tongue switch handle 21 is provided with a clamping groove 26, and the clamping groove 26 is movably connected with a clamping column 32, so that the clamping action is convenient.

The above components can effectively control the movement of the dead bolt, the knob rotates the dead bolt switch handle 21, the dead bolt driving head 22 presses the dead bolt driving part 23 and then controls the dead bolt 25, and when the dead bolt rotates back, the dead bolt drives the straight spring 24 to return.

The side surface of latch bolt subassembly 1 that opens the door is provided with one and opens subassembly 3, carry out one and open, one opens subassembly 3 and includes one and open controlling part 31, make things convenient for manual the pressing, one side of opening controlling part 31 is provided with card post 32, conveniently connect latch bolt handle 11 and dull tongue switch handle 21, the side surface fixedly connected with limiting plate 33 of card post 32, restrict the position of card post 32, the side surface of limiting plate 33 is provided with the spring, the one end fixedly connected with fixed plate 34 of limiting plate 33 is kept away from to the spring, limiting plate 33 and latch bolt handle 11 fixed connection open, one opens controlling part 31 and extends the inside of latch bolt handle 11 that opens the door.

The dead bolt 25 and the oblique bolt 15 can synchronously move by arranging the unlocking component 3, when the unlocking control piece 31 is not pressed, the motion of the dead bolt 25 and the motion of the oblique bolt 15 are mutually separated, when the unlocking control piece 31 is pressed, the dead bolt 25 and the oblique bolt 15 can be connected with the clamping groove 26 through the clamping column 32, so that the oblique bolt door opening handle 11 and the dead bolt switch handle 21 move together, and the dead bolt 25 and the oblique bolt 15 can move by rotating the oblique bolt door opening handle 11.

The working principle is as follows: the oblique tongues 15 are controlled individually: by rotating the latch bolt door opening handle 11, the power is transmitted to the second latch bolt transmission gear 13 through the first latch bolt transmission gear 12, so that the top column 16 moves in the sliding groove 17, and then the latch bolt door opening pull-back plate 14 drives the latch bolt 15 to move, so that the latch bolt 15 is opened.

The dull tongue 25 is controlled separately: the dead-tongue switch handle 21 is rotated through the knob, the dead-tongue driving piece 23 is pressed through the dead-tongue transmission shifting head 22, then the dead-tongue 25 is controlled, and when the dead-tongue driving piece rotates back, the dead-tongue driving straight spring 24 can return.

Performing a single opening operation: when the opening control piece 31 is not pressed, the movement of the dead bolt 25 and the movement of the oblique bolt 15 are separated from each other, and when the opening control piece 31 is pressed, the dead bolt opening handle 11 and the dead bolt opening handle 21 move together through the connection of the clamping column 32 and the clamping groove 26, so that the dead bolt 25 and the oblique bolt 15 can move by rotating the oblique bolt opening handle 11.

Example two:

as shown in fig. 6: the present embodiment is different from the first embodiment: one end of the dull tongue switch handle 21, which is far away from the dull tongue transmission shifting head 22, is positioned inside the oblique tongue door opening handle 11, the oblique door opening assembly 1 comprises an oblique door opening handle 11, the lower end of the oblique tongue door opening handle 11 is fixedly connected with a first oblique tongue transmission gear 12, the side surface of the first oblique tongue transmission gear 12 is in meshing connection with a second oblique tongue transmission gear 13, the lower surface of the second oblique tongue transmission gear 13 is movably connected with an oblique tongue door opening pull-back plate 14, the interior of the oblique tongue door opening pull-back plate 14 is detachably connected with an oblique tongue 15, a return spring is arranged between the oblique tongue 15 and the oblique door opening pull-back plate 14, a shifting tooth 16 is arranged on the side surface of the oblique door opening handle 11 and above the first oblique tongue transmission gear 12, and the shifting tooth 16 is in contact with the dull tongue switch door assembly 2.

The working principle is as follows: and (3) performing independent movement, transmitting power to a second latch bolt transmission gear 13 through a first latch bolt transmission gear 12 by rotating a latch bolt door opening handle 11, so that a top column 16 moves in a sliding groove 17, and then enabling a latch bolt door opening pull-back plate 14 to drive a latch bolt 15 to move so that the latch bolt 15 is opened.

By reversely rotating the latch door opening handle 11, the latch driving head 22 presses the latch driving piece 23 through the movement of the shifting teeth 16, and then controls the latch 25, and when the latch driving piece rotates back, the latch driving straight spring 24 can return.

Performing a single-switch operation: when the opening control piece 31 is not pressed, the movement of the dead bolt 25 and the movement of the oblique bolt 15 are separated from each other, and when the opening control piece 31 is pressed, the dead bolt opening handle 11 and the dead bolt opening handle 21 move together through the connection of the clamping column 32 and the clamping groove 26, so that the dead bolt 25 and the oblique bolt 15 can move by rotating the oblique bolt opening handle 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A door lock with a dead bolt linked with one handle is characterized in that: the door opening device comprises a latch bolt door opening assembly (1), wherein a dead bolt opening and closing door assembly (2) is arranged on the lower surface of the latch bolt door opening assembly (1), and a handle opening assembly (3) is arranged on the side surface of the latch bolt door opening assembly (1).

2. A deadbolt linked one-handed door lock as claimed in claim 1, wherein: the latch bolt subassembly (1) of opening the door includes latch bolt handle (11) that opens the door, the first latch bolt drive gear (12) of lower extreme fixedly connected with of latch bolt handle (11) that opens the door, the side surface meshing of first latch bolt drive gear (12) is connected with second latch bolt drive gear (13), the lower surface swing joint of second latch bolt drive gear (13) has latch bolt pull-back plate (14) that opens the door, the inside of latch bolt pull-back plate (14) that opens the door can be dismantled and be connected with latch bolt (15), be provided with return spring between latch bolt (15) and the oblique door pull-back plate (14) that opens the door.

3. A deadbolt linked one-handed door lock as claimed in claim 1, wherein: the deadbolt switch door assembly (2) comprises a deadbolt switch handle (21), the lower end of the deadbolt switch handle (21) is fixedly connected with a deadbolt transmission shifting block (22), the side surface of the deadbolt transmission shifting block (22) is movably connected with a deadbolt driving piece (23), a deadbolt driving straight spring (24) is arranged inside the deadbolt driving piece (23), the side surface of the deadbolt driving piece (23) is movably connected with a deadbolt (25), and one end, far away from the deadbolt transmission shifting block (22), of the deadbolt switch handle (21) is provided with a knob.

4. A deadbolt linked one-handed door lock as claimed in claim 1, wherein: one open subassembly (3) including one open controlling part (31), one side of opening controlling part (31) is provided with card post (32), the side surface fixedly connected with limiting plate (33) of card post (32), the side surface of limiting plate (33) is provided with the spring, the one end fixedly connected with fixed plate (34) of limiting plate (33) are kept away from to the spring.

5. A deadbolt linked one-handed door lock as claimed in claim 2, wherein: the surface of the second latch bolt transmission gear (13) is provided with a top column (16), the surface of the latch bolt door opening pull-back plate (14) is provided with a sliding groove (17), and the top column (16) is matched with the sliding groove (17).

6. A deadbolt linked one-handed door lock as claimed in claim 3, wherein: the dull tongue switch handle (21) is located inside the oblique tongue door opening handle (11), a clamping groove (26) is formed in the side surface of the dull tongue switch handle (21), and the clamping groove (26) is movably connected with the clamping column (32).

7. A deadbolt linked one-handed door lock as claimed in claim 4, wherein: the limiting plate (33) is fixedly connected with the latch bolt door opening handle (11), and the opening control piece (31) extends out of the interior of the latch bolt door opening handle (11).

8. A deadbolt linked one-handed door lock as claimed in claim 1, wherein: the door subassembly (1) opens the door to one side is including opening the door handle to one side (11), the first oblique tongue drive gear (12) of lower extreme fixedly connected with of oblique tongue handle (11) opens the door, the side surface meshing of first oblique tongue drive gear (12) is connected with second oblique tongue drive gear (13), the lower surface swing joint of second oblique tongue drive gear (13) has oblique tongue pull-back plate (14) that opens the door, the inside of oblique tongue pull-back plate (14) that opens the door can be dismantled and is connected with oblique tongue (15), be provided with return spring between oblique tongue (15) and the oblique tongue pull-back plate (14) that opens the door, the side surface of handle (11) opens the door to one side and the top that is located first oblique tongue drive gear (12) is provided with dials tooth (16), it contacts with dull tongue switch door subassembly (2) to dial tooth (16).