CN211313724U

CN211313724U - Sliding door lock with external unlocking function

Info

Publication number: CN211313724U
Application number: CN201921728764.7U
Authority: CN
Inventors: 沈慧杰; 应磊; 邬哲伟; 孙丁波
Original assignee: Ningbo Tengyu Metal Product Co ltd
Current assignee: Ningbo Tengyu Metal Product Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-08-21
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a take outside unblock function move lock, including twisting the hand, lock core casing and lock sleeve, one side of lock sleeve install with lock core casing, the rotation of twisting the hand drives the spring bolt in the lock core casing and stretches out from lock core casing's one end, still include the lock storehouse subassembly, the lock storehouse subassembly is including supplying the spring bolt to follow one end axial male lock storehouse, the other end of lock storehouse is connected with the unblock casing, install the uide bushing in the inside axial through-hole of unblock casing, the inside coaxial unblock top cover that is provided with of uide bushing, the direction piece of embedding in the uide bushing is installed to the outside end axial of unblock top cover, the upper end of unblock casing is provided with the unblock button who inserts in the uide bushing, the uide bushing can pass the unblock button lower extreme and slide along the uide bushing when unblock button presses, reset. The utility model discloses increase the unblock button, prevent that children's maloperation from opening and moving the lock, the lock storehouse subassembly exposes and can use as knob outside moving the door moreover, facilitates the use.

Description

Sliding door lock with external unlocking function

Technical Field

The utility model relates to a move the lock field, especially relate to a take outside unblock function move lock.

Background

The sliding door lock for the sliding doors such as the grain bin door mainly comprises a twisting handle, a lock cylinder shell, a lock sleeve and a lock library assembly, wherein the twisting handle is arranged on a door frame at the inner side of the door, the lock library assembly is arranged on the sliding door, and a lock tongue in the lock cylinder shell is popped out by rotating the twisting handle to stretch into the lock library assembly so as to lock the sliding door.

Many existing sliding door locks also have an external emergency unlocking function, for example, in an invention patent named as a sliding door lock with patent number 2017102909224, a pin body can be inserted into an inner hole of a buckle plate component to push a bolt back, but the inner hole of the buckle plate component is opened for a long time and is easy to block, children are easy to insert other objects into the inner hole, and the sliding door lock can be opened by mistake. In addition, the part of the buckle plate assembly exposed outside the sliding door is small in volume, and cannot be used as a knob, and the sliding door is inconvenient to move and open.

Disclosure of Invention

The utility model aims to solve the technical problem that a take outside unblock function moves lock has increased the release button, prevents that children's maloperation from opening and moving the lock, and the lock storehouse subassembly exposes and can use as the knob in the part outside moving the door in addition, facilitates the use.

The utility model provides a technical scheme that its technical problem adopted is: the sliding door lock with the external unlocking function comprises a wrench, a lock cylinder shell and a lock sleeve, wherein one side of the lock sleeve is provided with the lock cylinder shell, the rotation of the wrench drives a lock tongue in the lock cylinder shell to extend out of one end of the lock cylinder shell, the sliding door lock further comprises a lock library assembly, the lock library assembly comprises a lock library which is used for the lock tongue to be inserted axially from one end, the other end of the lock library is connected with an unlocking shell, a guide sleeve is arranged in an axial through hole in the unlocking shell, an unlocking top sleeve is coaxially arranged in the guide sleeve, a guide sheet embedded into the guide sleeve is axially arranged at the outer side end of the unlocking top sleeve, an unlocking button which can move radially and is inserted into the guide sleeve is arranged at the upper end of the unlocking shell, an elastic part is arranged between the unlocking button and the unlocking shell, and the guide sheet can slide along the guide sleeve through the lower end of the unlocking button when the unlocking button is pressed, and a return spring with one end propped against the guide sheet is sleeved on the outer side of the unlocking top sleeve.

Furthermore, the outer side end of the unlocking top sleeve is axially provided with a plugging shaft for plugging one end of the inner through hole of the unlocking shell, and the guide sheet is clamped between one end of the unlocking top sleeve and the plugging shaft.

Further, the unblock casing include the handle portion that is located the outside with the connection axial region that links to each other of lock storehouse, the unblock button be located the upper end of handle portion.

Preferably, the lock storeroom is connected with the unlocking shell through threads.

Furthermore, T-shaped embedded blocks are arranged at the upper end and the lower end of the guide piece in the radial direction, the T-shaped embedded blocks are embedded into corresponding T-shaped sliding grooves in the inner side wall of the guide sleeve, and corresponding T-shaped through grooves are formed in the lower end of the unlocking button.

Furthermore, the middle part of the unlocking button is vertically provided with a straight through groove, and the upper side of the unlocking shell is axially inserted with a limiting rod which penetrates through the straight through groove.

Furthermore, the elastic piece arranged between the unlocking button and the unlocking shell is a radial spring positioned on two sides of the unlocking button.

Furthermore, a top plate is arranged at one end, facing the lock cylinder shell, of the interior of the lock chamber, and a lock chamber spring is axially connected to the inner side of the top plate.

Furthermore, the wrench links to each other through the poker rod of dwang and lock sleeve and drives the poker rod and swing, the poker rod drive the spring bolt in the lock core casing through the push rod and carry out axial displacement, the medial extremity axial of spring bolt be provided with the gear lever that the surface equipartition has a plurality of spacing recess, spacing recess corresponding with the set screw of push rod one end inside.

Has the advantages that: the utility model relates to a move lock of taking outside unblock function, the appearance is pleasing to the eye, has increased the unblock button, prevents that children's maloperation from opening and moving the lock, and the unblock jack can be plugged up automatically to the shutoff axle moreover, prevents that the foreign matter from getting into, and the part that the lock storehouse subassembly exposes outside moving the door can be used as holding knob, facilitates the use; the lock chamber and the unlocking shell can axially displace to adapt to sliding doors with different thicknesses.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the structure of the half-section of the present invention;

FIG. 3 is a side view of the structure of the half-section of the present invention;

fig. 4 is a schematic view of the installation and use state of the present invention;

fig. 5 is a schematic view of the installation and use state of the present invention.

The figure is as follows: 1. the lock comprises a lock sleeve, 2, a lock cylinder shell, 3, a lock library assembly, 4, a twisting handle, 5, an unlocking shell, 6, a guide sleeve, 7, a reset spring, 8, a plugging shaft, 9, a guide sheet, 10 and a knob part; 11. an unlock button; 12. a limiting rod; 13. a connecting shaft portion; 14. a lock bank; 15. a top plate; 16. a lock house spring; 17. unlocking the top sleeve; 18. a gear lever; 19. a latch bolt; 20. a poke rod; 21. a straight through groove; 22. a radial spring; 23. a push rod; 24. and (5) tightening the screw.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

As shown in fig. 1-5, the embodiment of the present invention relates to a sliding door lock with external unlocking function, which comprises a wrench 4, a lock cylinder housing 2 and a lock sleeve 1, wherein one side of the lock sleeve 1 is installed with the lock cylinder housing 2, the rotation of the wrench 4 drives a lock tongue 19 in the lock cylinder housing 2 to extend out from one end of the lock cylinder housing 2, the sliding door lock further comprises a lock magazine assembly 3, the lock magazine assembly 3 comprises a lock magazine 14 for the lock tongue 19 to be inserted axially from one end, the other end of the lock magazine 14 is connected with an unlocking housing 5, a guide sleeve 6 is installed in an internal axial through hole of the unlocking housing 5, an unlocking top sleeve 17 is coaxially arranged in the guide sleeve 6, a guide sheet 9 embedded into the guide sleeve 6 is axially installed at an outer end of the unlocking top sleeve 17, an unlocking button 11 which can radially move and is inserted into the guide sleeve 6 is arranged at an upper end of the unlocking housing 5, the unlocking button 11 and the unlocking shell 5 are provided with elastic pieces, the guide piece 9 can slide along the guide sleeve 6 through the lower end of the unlocking button 11 when the unlocking button 11 is pressed down, and the reset spring 7 with one end propped against the guide piece 9 is sleeved on the outer side of the unlocking top sleeve 17.

As an embodiment of the present invention, when locking, the rotation of the handle 4 drives the bolt 19 in the cylinder housing 2 to extend from one end of the cylinder housing 2 and insert into the lock chamber 14.

If emergency unlocking needs to be carried out from the outside of the sliding door, the unlocking button 11 needs to be pressed, meanwhile, a rod-shaped object such as a screwdriver is inserted into an inner hole of the unlocking shell 5 from the outside to push the unlocking top sleeve 17 to move axially, the guide piece 9 moves along the guide sleeve 6 during moving, the movement of the unlocking top sleeve 17 is guided, the guide piece 9 penetrates through a groove in the lower end of the unlocking button 11, the unlocking top sleeve 17 pushes back the lock tongue 19 in the lock storage 14, and emergency unlocking is achieved.

And when the unlocking button 11 is released, the unlocking button 11 can automatically rebound under the action of the elastic piece, the lower end of the unlocking button 11 blocks the inner sliding groove of the guide sleeve 6, and the unlocking ejector sleeve 17 is prevented from being ejected by misoperation.

The outside end axial of unblock top cover 17 install the shutoff axle 8 of plugging up the one end of the inside through-hole of unblock casing 5, guide plate 9 press from both sides between the one end of unblock top cover 17 and shutoff axle 8, the inside through-hole of unblock casing 5 can be plugged up automatically to shutoff axle 8, prevents that the foreign matter from entering into in the hole.

The unlocking shell 5 comprises a connecting shaft part 13 connected with a lock storage 14 and a knob part 10 located on the outer side, the unlocking button 11 is located at the upper end of the knob part 10, and the knob part 10 is convenient for a user to operate and open the sliding door.

The lock storeroom 14 is connected with the unlocking shell 5 through threads, and the position of the lock storeroom 14 can be adjusted by rotating the lock storeroom 14 so as to adapt to a sliding door with the thickness of 35mm-45 mm.

The radial upper and lower both ends of guide vane 9 be provided with T shape abaculus, the T shape abaculus during corresponding T shape spout on the 6 inside walls of uide bushing is embedded into, the lower extreme of release button 11 be provided with corresponding T shape and lead to the groove, the cooperation of T shape abaculus and T shape spout makes guide vane 9 slide along uide bushing 6 and has fine guide effect, it is more steady.

In order to limit the stroke of the unlocking button 11, a straight through groove 21 is vertically formed in the middle of the unlocking button 11, a limiting rod 12 penetrating through the straight through groove 21 is axially inserted into the upper side of the unlocking shell 5, and the unlocking button 11 can only move for the distance of the length of the straight through groove 21.

The elastic component that sets up between release button 11 and the unblock casing 5 for being located the radial spring 22 of release button 11 both sides, two radial springs 22 can be stable and guarantee release button 11's pushing down and resilience effectively, prevent that release button 11 from appearing the problem of blocking.

A top plate 15 is arranged at one end of the lock chamber 14 facing the lock cylinder shell 2, a lock chamber spring 16 is axially connected to the inner side of the top plate 15, and the lock chamber spring 16 and the top plate 15 enable the inner hole of the lock chamber 14 to be closed when the inner hole is not locked.

As a drive structure who moves the lock, the poker rod 20 that twists 4 in through dwang and lock sleeve 1 links to each other and drives poker rod 20 and swing, poker rod 20 carry out axial displacement through push rod 23 drive spring bolt 19 in the lock core casing 2, the medial extremity axial of spring bolt 19 be provided with gear pole 18 that the surface equipartition has the spacing recess of a plurality of, spacing recess and the inside holding screw 24 of push rod 23 one end corresponding, carry out the joint through holding screw 24 to the spacing recess of difference on gear pole 18 and can adjust the position of spring bolt 19 to adjust the extension length of spring bolt 19.

The utility model has beautiful appearance, the unlocking button is added to prevent the children from unlocking the sliding door lock by misoperation, the blocking shaft can automatically block the unlocking jack to prevent foreign matters from entering, and the part of the lock storehouse component exposed outside the sliding door can be used as a knob to facilitate use; the lock chamber and the unlocking shell can axially displace to adapt to sliding doors with different thicknesses.

Claims

1. The utility model provides a take outside unblock function to move lock, includes twist grip (4), lock core casing (2) and lock sleeve (1), one side of lock sleeve (1) install with lock core casing (2), the rotation of twist grip (4) drive spring bolt (19) in lock core casing (2) stretch out from the one end of lock core casing (2), still include lock storehouse subassembly (3), its characterized in that:

the lock library assembly (3) comprises a lock library (14) for a lock tongue (19) to be axially inserted from one end, the other end of the lock library (14) is connected with an unlocking shell (5), a guide sleeve (6) is arranged in an axial through hole in the unlocking shell (5), an unlocking top sleeve (17) is coaxially arranged in the guide sleeve (6), a guide sheet (9) embedded into the guide sleeve (6) is axially arranged at the outer side end of the unlocking top sleeve (17), an unlocking button (11) which can radially move and is inserted into the guide sleeve (6) is arranged at the upper end of the unlocking shell (5), an elastic piece is arranged between the unlocking button (11) and the unlocking shell (5), and when the unlocking button (11) is pressed down, the guide sheet (9) can pass through the lower end of the unlocking button (11) to slide along the guide sleeve (6), and a return spring (7) with one end propped against the guide sheet (9) is sleeved on the outer side of the unlocking top sleeve (17).

2. The sliding door lock with external unlocking function according to claim 1, wherein: the outer side end of the unlocking top sleeve (17) is axially provided with a blocking shaft (8) for blocking one end of an inner through hole of the unlocking shell (5), and the guide sheet (9) is clamped between one end of the unlocking top sleeve (17) and the blocking shaft (8).

3. The sliding door lock with external unlocking function according to claim 1, wherein: the unlocking shell (5) comprises a connecting shaft part (13) connected with a lock storage (14) and a knob part (10) located on the outer side, and the unlocking button (11) is located at the upper end of the knob part (10).

4. The sliding door lock with external unlocking function according to claim 1 or 3, wherein: the lock storeroom (14) is connected with the unlocking shell (5) through threads.

5. The sliding door lock with external unlocking function according to claim 1, wherein: the radial upper and lower both ends of direction piece (9) be provided with T shape abaculus, the T shape abaculus during corresponding T shape spout on embedding uide bushing (6) inside wall, the lower extreme of unblock button (11) be provided with corresponding T shape and lead to the groove.

6. The sliding door lock with external unlocking function according to claim 1, wherein: the middle part of the unlocking button (11) is vertically provided with a straight through groove (21), and the upper side of the unlocking shell (5) is axially inserted with a limiting rod (12) which penetrates through the straight through groove (21).

7. The sliding door lock with external unlocking function according to claim 1, wherein: the elastic piece arranged between the unlocking button (11) and the unlocking shell (5) is a radial spring (22) positioned at two sides of the unlocking button (11).

8. The sliding door lock with external unlocking function according to claim 1, wherein: a top plate (15) is arranged at one end, facing the lock cylinder shell (2), of the interior of the lock storage (14), and a lock storage spring (16) is axially connected to the inner side of the top plate (15).

9. The sliding door lock with external unlocking function according to claim 1, wherein: twist hand (4) and link to each other through stirring pole (20) in dwang and lock sleeve (1) and drive stirring pole (20) and swing, stirring pole (20) carry out axial displacement through spring bolt (19) in push rod (23) drive lock core casing (2), the medial extremity axial of spring bolt (19) be provided with gear lever (18) that the surface equipartition has a plurality of spacing recess, spacing recess corresponding with push rod (23) one end inside holding screw (24).