CN220705416U - Double-bolt narrow lock of first-gear lock bolt - Google Patents

Abstract

The utility model discloses a double-bolt narrow lock of a first-gear bolt, which comprises a lock body panel, an upper lock shell and a lower lock shell assembly, wherein the upper lock shell is covered on the lower lock shell assembly, a square bolt assembly and an inclined bolt assembly are arranged on the lower lock shell assembly, a locking block is arranged between the right side of the square bolt assembly and the lower lock shell assembly, a lock cylinder shifting wheel is arranged below the square bolt assembly and the locking block, a shifting part capable of rotating along with the shifting part is arranged at the upper part of the lock cylinder shifting wheel, and the shifting part is contacted with the lower end of the locking block; the lower part of the locking block is provided with a lock cylinder shifting block, and the upper end of the lock cylinder shifting wheel is contacted with the left lower end of the lock cylinder shifting block; a transmission sheet is arranged above the lock cylinder thumb wheel, the upper end of the transmission sheet is contacted with the lower end of the thumb wheel assembly, and the upper end of the thumb wheel assembly is contacted with the inclined tongue assembly; when the lock cylinder shifting wheel is used, the lock cylinder shifting wheel is rotated clockwise, the shifting part is contacted with the lower end of the shifting piece, and the top end of the shifting piece can drive the shifting wheel assembly to rotate clockwise, so that the inclined tongue of the inclined tongue assembly is driven to retract into the lock. According to the utility model, the door can be completely locked by rotating the key for one circle.

Description

Double-bolt narrow lock of first-gear lock bolt

Technical Field

The utility model relates to the technical field of locks, in particular to a double-bolt narrow lock of a first-gear lock bolt.

Background

The prior narrow lock of the general sectional material door has the defects that the lock tongue basically extends 20mm from the second-gear lock tongue, and the lock tongue can be fully extended and locked only by rotating the key for two weeks. Therefore, travel time is wasted, a user sometimes forgets to turn the key for one or two weeks, the operation is complex, and sometimes the key is possibly broken into the lock hole due to improper operation. There is no narrow lock structure available in the market which can realize the complete locking function by turning a key once.

Disclosure of Invention

Aiming at the technical problems in the related art, the utility model provides a double-bolt narrow lock with a first-gear bolt, which can overcome the defects in the prior art. In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows: the utility model relates to a double-bolt narrow lock of a first-gear lock bolt, which comprises a lock body panel, an upper lock shell and a lower lock shell assembly, wherein the upper lock shell is covered on the lower lock shell assembly, a square bolt assembly and an inclined bolt assembly are arranged on the lower lock shell assembly, a locking block is arranged between the right end of the square bolt assembly and the upper lock shell, a square bolt spring is arranged at the upper part of the locking block, and a spring limiting piece is arranged at the upper part of the square bolt spring. The lower end of the locking block and the right end of the square tongue component are jointly provided with a lock cylinder shifting block capable of pulling the locking block and the square tongue component to move in a linkage way, a lock cylinder shifting wheel is arranged below the square tongue component, and the lock cylinder shifting wheel is provided with a shifting part capable of being buckled into the bottom of the lock cylinder shifting block along with rotation; a stirring piece is arranged above the lock cylinder stirring wheel, the upper end of the stirring piece is connected with the lower end of the stirring wheel assembly, and the upper end of the stirring wheel assembly is connected with the inclined tongue assembly. The upper part of the right end of the inclined tongue component is connected with an inclined tongue reversing block, and the right side of the inclined tongue reversing block is provided with an inclined tongue spring which can drive the inclined tongue component and the inclined tongue reversing block to reset. When the lock cylinder shifting wheel is used, the lock cylinder shifting wheel is rotated clockwise, so that the shifting part is contacted with the lower end of the shifting piece, and the top end of the shifting piece can drive the shifting wheel assembly to rotate clockwise, thereby driving the inclined tongue of the inclined tongue assembly to retract into the lock. When the door is unlocked, the poking part can be buckled into the bottom of the lock cylinder poking block along with rotation and traction the lock cylinder poking block to move along with the bottom, so that the lock cylinder poking block traction square tongue component and the locking block move along with the bottom. When not in use, the inclined tongue reversing block moves leftwards under the action of the inclined tongue spring, so that the inclined tongue of the inclined tongue assembly is driven to extend out of the lock body.

Further, the shifting wheel assembly comprises a sloping tongue shifting piece and a shifting wheel which are movably connected with each other, a sloping tongue shifting piece long arm which extends upwards from the sloping tongue shifting piece is in contact connection with the right end of the sloping tongue assembly, the left lower end of the sloping tongue shifting piece is provided with a sloping tongue shifting piece protruding part which is in contact connection with the upper end of the shifting piece, and the top of the shifting wheel is provided with a shifting wheel spring which can drive the shifting wheel assembly to reset. When the lock is used, the protruding part of the inclined tongue poking piece is driven by the clockwise direction of the top end of the poking piece, so that the top end of the whole inclined tongue poking piece rotates clockwise and pushes the inclined tongue assembly to move rightwards integrally, and the inclined tongue is driven to retract into the lock; when the use is stopped, the dial wheel assembly is reset under the action of the dial wheel spring, and the inclined tongue dial plate is automatically reset.

Further, the lower lock shell assembly is provided with a plurality of dustproof cylinders.

Further, the upper end of the poking piece is provided with a poking piece opening, and the lower lock shell assembly is provided with a fixed column which penetrates through the poking piece opening and can rotate by taking the poking piece upper end as an axis.

Further, the lock body panel is integrally provided with or detachably connected to the lower lock case assembly.

Further, a sign assembly is provided on the lower lock housing assembly.

Further, the lock cylinder poking block is n-shaped, the top of the lock cylinder poking block is provided with a traction protrusion capable of traction of the square tongue component and the locking block in a linkage mode, and the right end of the square tongue component and the lower end of the locking block are respectively provided with a hole through which the traction protrusion can pass together. The traction bulge passes through the hole at the lower end of the locking block and the hole at the right end of the square tongue component, so that the lock cylinder shifting wheel, the square tongue component, the locking block and the lock cylinder shifting block are combined in a linkage way. When the lock cylinder shifting block is used, through the rotation of the lock cylinder shifting wheel, the shifting part can be buckled into the bottom of the lock cylinder shifting block, then the bottom of the lock cylinder shifting block is driven by the rotation of the shifting part, and then the traction square tongue component and the locking block move together in a linkage way through the traction bulge. Through the linkage combined structure of the lock cylinder shifting wheel, the square tongue component, the locking block and the lock cylinder shifting block, the square tongue component can be extended or retracted into the lock body by rotating the lock cylinder shifting wheel by not more than 180 degrees, so that the door locking and the door opening are completed.

Further, in the door-locked state, the length of the tongue component extending out of the lock body panel is determined according to actual needs, and is preferably 20mm.

The utility model has the beneficial effects that: through the design of the utility model, the complete locking function can be realized by rotating the key for one circle, the possibility of misoperation is avoided, and the locking door function is not influenced. The structure of the lock body is simpler and more convenient, and compared with the existing double-tongue lock body, the used parts are fewer in structure, and the lock body is more convenient to maintain when in failure. The possibility of urgent human beings caused by misoperation is avoided, and the cost of the lock body is reduced. When in installation, the operation is simple and convenient as the traditional installation mode.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Fig. 1 is a schematic diagram of an internal structure of a double-bolt narrow lock of a first-gear bolt according to an embodiment of the utility model.

Fig. 2 is a side view of a two-bolt narrow lock of a first-gear bolt according to an embodiment of the present utility model.

Fig. 3 is a partially exploded perspective view of a two-bolt narrow lock with a first-gear bolt according to an embodiment of the present utility model.

Fig. 4 is a schematic drawing of traction linkage of a lock cylinder shifting wheel (shifting part), a locking block and a lock cylinder shifting block according to an embodiment of the utility model.

In the figure: 1. a lock body panel; 2. a lock cylinder thumb wheel; 2-1, a poking part; 3. a lower lock housing assembly; 4. a square tongue assembly; 5. a latch assembly; 5-1, oblique tongue; 6. a bevel tongue reversing block; 7. a dust-proof cylinder; 8. a tongue spring; 9. a sloping tongue poking piece; 9-1, pulling a long arm of the inclined tongue pulling piece; 9-2, a protruding part of the inclined tongue poking piece; 10. the thumb wheel spring is reversed; 11. a thumb wheel; 12. a gasket; 13. a spring limit piece; 14. a square tongue spring; 15. a locking block; 16. a lock cylinder poking block; 16-1, traction bulge; 17. a driving plate; 18. a logo assembly.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1 to 4, in order to facilitate understanding of the above technical solutions of the present utility model, the following describes the above technical solutions of the present utility model in detail by a specific usage manner.

When the lock is particularly used, the utility model particularly relates to a double-bolt narrow lock of a first-gear lock bolt, which comprises a lock body panel 1, an upper lock shell and a lower lock shell assembly 3, wherein the upper lock shell is covered on the lower lock shell assembly 3, a square bolt assembly 4 and an inclined bolt assembly 5 are arranged on the lower lock shell assembly 3, a locking block 15 is arranged between the right end of the square bolt assembly 4 and the upper lock shell, a square bolt spring 14 is arranged at the upper part of the locking block 15, and a spring limiting piece 13 is arranged at the upper part of the square bolt spring 14. The lower end of the locking block 15 and the right end of the square tongue component 4 are jointly provided with a lock cylinder poking block 16 capable of dragging the locking block 15 and the square tongue component to move in a linkage way, a lock cylinder poking wheel 2 is arranged below the square tongue component 4, and the lock cylinder poking wheel 2 is provided with a poking part 2-1 capable of being buckled into the bottom of the lock cylinder poking block 16 along with rotation; a stirring piece 17 is arranged above the lock cylinder stirring wheel 2, the upper end of the stirring piece 17 is connected with the lower end of the stirring wheel assembly, and the upper end of the stirring wheel assembly is connected with the inclined tongue assembly 5. The upper part of the right end of the inclined tongue component 5 is in contact connection with the inclined tongue reversing block 6, and the right side of the inclined tongue reversing block 6 is provided with an inclined tongue spring 8 which can drive the inclined tongue component 5 and the inclined tongue reversing block 6 to reset. When the lock cylinder shifting wheel 2 is used, the shifting part 2-1 is in contact with the lower end of the shifting piece 17 by rotating the lock cylinder shifting wheel 2 clockwise, and the top end of the shifting piece 17 drives the shifting wheel assembly to rotate clockwise, so that the inclined tongue 5-1 of the inclined tongue assembly 5 is driven to retract into the lock. When the door is unlocked, the poking part 2-1 can be buckled into the bottom of the lock cylinder poking block 16 along with rotation and traction to move along with the lock cylinder poking block, so that the lock cylinder poking block 16 traction square tongue assembly 4 and the locking block 15 jointly move along with the lock cylinder poking block.

In a specific embodiment of the utility model, the dial wheel assembly comprises a latch dial 9 and a dial wheel 11 which are movably connected with each other, a latch dial long arm 9-1 extending upwards from the latch dial 9 is in contact connection with the right end of the latch assembly 5, a latch dial protruding part 9-2 in contact connection with the upper end of the dial 17 is arranged at the left lower end of the latch dial 9, and a dial wheel spring 10 capable of driving the dial wheel assembly to reset is arranged at the top of the dial wheel 11. When the lock is used, the protruding part 9-2 of the inclined tongue poking piece is driven by the top end of the poking piece 17 in the clockwise direction, so that the top end of the whole inclined tongue poking piece 9 rotates clockwise and pushes the whole inclined tongue assembly 5 to move rightwards, and the inclined tongue 5-1 is driven to retract into the lock; when the use is stopped, the dial wheel assembly is reset by the acting force of the dial wheel spring 10, and the inclined tongue dial piece 9 is automatically reset.

In one embodiment of the utility model, the lower lock housing assembly 3 is provided with a plurality of dust barrels 7.

In one embodiment of the present utility model, the upper end of the toggle piece 17 is provided with a toggle piece opening, and the lower lock case assembly 3 is provided with a fixing column passing through the toggle piece opening and allowing the upper end of the toggle piece 17 to rotate around the fixing column as an axis.

In one embodiment of the utility model, the upper end of the tumbler 17 is provided with a tumbler opening, and the lower lock housing assembly 3 is provided with a fixing post passing through the tumbler opening.

In one embodiment of the utility model, the lock body panel 1 is integrally provided with or removably attached to the lower lock housing assembly 3.

In one embodiment of the present utility model, the locking block 15 is provided with a locking block opening, and the lower lock housing assembly 3 is provided with a fixing column penetrating through the locking block opening and movably connected to the right end of the toggle 17.

In one embodiment of the utility model, the lower lock housing assembly 3 is provided with a logo assembly 18.

In a specific embodiment of the utility model, the lock cylinder poking block 16 is n-shaped, the top of the lock cylinder poking block is provided with a traction protrusion 16-1 capable of dragging the square tongue assembly 4 and the locking block 15 to move in a linkage manner, the right end of the square tongue assembly 4 and the lower end of the locking block 15 are respectively provided with a hole through which the traction protrusion 16-1 can pass together, and the traction protrusion 16-1 passes through the hole at the lower end of the locking block 15 and the hole at the right end of the square tongue assembly 4 together, so that the lock cylinder poking wheel 2, the square tongue assembly 4, the locking block 15 and the lock cylinder poking block 16 are combined in a linkage manner. When the lock cylinder shifting block is used, through the rotation of the lock cylinder shifting wheel 2, the shifting part 2-1 can be buckled into the bottom of the lock cylinder shifting block 16, then the bottom of the lock cylinder shifting block 16 is driven by the rotation of the shifting part 2-1, and the traction tongue component 4 and the locking block 15 are in linkage movement together through the traction bulge 16-1. Through the linkage combined structure of the lock cylinder thumb wheel 2, the square tongue component 4, the locking block 15 and the lock cylinder poking block 16, the square tongue component 4 can be extended or retracted into the lock body by rotating the lock cylinder thumb wheel 2 by not more than 180 degrees, thereby completing the locking and the opening of the door.

In one embodiment of the utility model, in the locked condition, the length of the tongue assembly 4 extending beyond the lock body panel 1 is as desired, preferably 20mm.

The specific embodiment is as follows: (a) The door is unlocked by not locking, the handle is pressed down, the thumb wheel assembly rotates clockwise, the long arm 9-1 of the inclined tongue poking piece, which extends upwards, drives the inclined tongue assembly 5 to move rightwards, and therefore the inclined tongue 5-1 is retracted into the lock body, and the door is opened at the moment. Stopping pressing down the handle, and resetting the inclined tongue plectrum 9 and the plectrum 11 under the action of the plectrum spring 10; the inclined tongue component 5 is not acted by the right acting force of the pulling piece long arm 9-1 any more, and can reset under the combined action of the inclined tongue reversing block 6 and the inclined tongue spring 8, and the inclined tongue 5-1 automatically stretches out of the lock body.

(b) Locking, namely rotating the lock cylinder shifting wheel 2 anticlockwise, and enabling the shifting part 2-1 to be buckled into the bottom of the lock cylinder shifting block 16 through rotating, so that buckling connection of the two is completed; further rotation of the poking part 2-1 can drag the lock cylinder poking block 16 to move along with the poking block, so that the lock cylinder poking block 16 drags the square bolt assembly 4 and the locking block 15 to move in a linkage manner, and the square bolt assembly 4 is driven to extend out of the lock body panel, and locking is completed. (c) When the lock body is in a locking state, the lock cylinder shifting wheel 2 is rotated clockwise, and the shifting part 2-1 is buckled into the bottom of the lock cylinder shifting block 16 through rotation, so that the buckling connection of the lock cylinder shifting wheel and the lock cylinder shifting block is completed; further rotation of the poking part 2-1 can drag the lock cylinder poking block 16 to move along with the poking block, so that the lock cylinder poking block 16 drags the square bolt assembly 4 and the locking block 15 to move in a linkage manner, and the square bolt assembly 4 is driven to retract into the lock body, and unlocking is completed.

(d) And continuing to open the door after unlocking, namely after the square tongue assembly 4 retreats to the lock body, continuing to rotate the lock cylinder thumb wheel 2 clockwise to enable the poking part 2-1 to be in contact with the left lower end of the poking piece 17, driving the poking piece 17 to push upwards under the stress, enabling the top end of the poking piece 17 to interact with the position part of the inclined tongue poking piece protruding part 9-2, and further enabling the inclined tongue poking piece long arm 9-1 to drive the inclined tongue 5-1 to retract into the lock body, thus completing the door opening. The operation comprises unlocking and subsequent door opening operation, and the clockwise rotation amplitude of the lock cylinder thumb wheel 2 is not more than one circle.

In summary, by means of the technical scheme of the utility model, the door locking function can be realized by only rotating the key for one circle, so that the possibility of misoperation is avoided, and the door locking function is not influenced. The structure of the lock body is simpler and more convenient, and compared with the existing double-tongue lock body, the used parts are fewer in structure, and the lock body is more convenient to maintain when in failure. The possibility of urgent human beings caused by misoperation is avoided, and the cost of the lock body is reduced. When in installation, the operation is simple and convenient as the traditional installation mode.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. The double-bolt narrow lock with the first-gear bolt comprises a lock body panel (1), an upper lock shell and a lower lock shell assembly (3), wherein the upper lock shell is covered on the lower lock shell assembly (3), a square bolt assembly (4) and an inclined bolt assembly (5) are arranged on the lower lock shell assembly (3), and the double-bolt narrow lock is characterized in that a locking block (15) is arranged between the right end of the square bolt assembly (4) and the upper lock shell, a square bolt spring (14) is arranged on the upper portion of the locking block (15), and a spring limiting piece (13) is arranged on the upper portion of the square bolt spring (14); the lower end of the locking block (15) and the right end of the square tongue assembly (4) are jointly provided with a lock cylinder poking block (16) capable of dragging the locking block and the square tongue assembly to move in a linkage mode, a lock cylinder poking wheel (2) is arranged below the square tongue assembly (4), and the lock cylinder poking wheel (2) is provided with a poking part (2-1) capable of being buckled into the bottom of the lock cylinder poking block (16) along with rotation; a stirring piece (17) is arranged above the lock cylinder stirring wheel (2), the upper end of the stirring piece (17) is connected with the lower end of the stirring wheel assembly, and the upper end of the stirring wheel assembly is connected with the inclined tongue assembly (5); the upper part of the right end of the inclined tongue component (5) is connected with an inclined tongue reversing block (6), and an inclined tongue spring (8) capable of driving the inclined tongue component (5) and the inclined tongue reversing block (6) to reset is arranged on the right side of the inclined tongue reversing block (6).

2. The double-bolt narrow lock of a first-gear bolt according to claim 1, characterized in that the shifting wheel assembly comprises a shifting tongue (9) and a shifting wheel (11) which are movably connected with each other, a shifting tongue long arm (9-1) of the shifting tongue (9) which extends upwards is in contact connection with the right end of the shifting tongue assembly (5), a shifting tongue protruding part (9-2) which is in contact connection with the upper end of the shifting tongue (17) is arranged at the left lower end of the shifting tongue (9), and a shifting wheel spring (10) capable of driving the shifting wheel assembly to reset is arranged at the top of the shifting wheel (11).

3. A double bolt narrow lock according to claim 2, characterized in that the lower lock housing assembly (3) is provided with a number of dust barrels (7).

4. A double bolt narrow lock according to claim 3, wherein the upper end of the toggle piece (17) is provided with a toggle piece opening, and the lower lock shell assembly (3) is provided with a fixing column which passes through the toggle piece opening and can rotate by taking the upper end of the toggle piece (17) as an axis.

5. A double bolt narrow lock according to claim 4, wherein the lock body panel (1) is integrally provided with or detachably connected to the lower lock housing assembly (3).

6. A double bolt narrow lock according to any of claims 1-5, characterised in that the lower lock shell assembly (3) is provided with a number of sign assemblies (18).

7. The double-bolt narrow lock of a first-gear lock bolt according to any one of claims 1 to 5, wherein the lock bolt poking block (16) is n-shaped, a traction protrusion (16-1) capable of dragging the square bolt assembly (4) and the locking block (15) to move in a linkage manner is arranged at the top, holes through which the traction protrusion (16-1) can pass are formed at the right end of the square bolt assembly (4) and the lower end of the locking block (15), and the traction protrusion (16-1) passes through the holes at the lower end of the locking block (15) and the holes at the right end of the square bolt assembly (4); when the lock cylinder shifting wheel (2) is used, through the rotation of the lock cylinder shifting wheel (2), the shifting part (2-1) is buckled into the bottom of the lock cylinder shifting block (16), then the bottom of the lock cylinder shifting block (16) is driven by the rotation of the shifting part (2-1), and the square tongue assembly (4) and the locking block (15) are driven to move together through the linkage of the traction protrusion (16-1).

8. A two-bolt narrow lock according to any of claims 1-5, characterized in that the length of the square bolt assembly (4) extending out of the lock body panel (1) in the locked state is 20mm.