CN111946166B

CN111946166B - Non-rotating door lock

Info

Publication number: CN111946166B
Application number: CN202010692166.XA
Authority: CN
Inventors: 曹祥
Original assignee: Yuhuan Tianrun Aviation Machinery Manufacturing Co ltd
Current assignee: YUHUAN TIANRUN AVIATION MACHINERY MANUFACTURING Co.,Ltd.
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-07-27
Anticipated expiration: 2040-07-17
Also published as: CN111946166A

Abstract

The invention relates to the technical field of hardware alternating current and discloses a non-rotating door lock, wherein a lock body is fixedly arranged at the bottom inside a door lock shell, an outer ring of a lock core is movably sleeved inside the lock body, a corrugated pipe is fixedly arranged at the end part of the lock core, a locking spring with two ends respectively and fixedly connected with the lock core and the lock body is sleeved on the outer ring of the corrugated pipe, a telescopic block is movably arranged at the top of the lock core, one side of the corrugated pipe close to a safety lock tongue is fixedly communicated with a movable slotted hole, a sliding column is movably sleeved at the middle part of the movable slotted hole, one side of the sliding column close to the safety lock tongue is movably connected with a rotating rod, one end of the rotating rod is movably connected with one end of the safety lock tongue close to the inside of the door lock shell, the traditional rotating type is replaced by the pulling and inserting type between the lock core and the lock body, the long-term use of a key is facilitated, and the door lock can be just protected, meanwhile, the effect of locking prompt can be achieved.

Description

Non-rotating door lock

Technical Field

The invention relates to the technical field of hardware power transmission, in particular to a non-rotating door lock.

Background

The lock is the necessities that family house all need use, and mainly used adds the lock theftproof to door, case etc. and current lock utilization be between lock core and the lock body through pellet shot from a slingshot joint about in the marble hole, can all support the position between lock body and the lock core with the contact department of pellet shot from a slingshot from top to bottom when the key inserts just can rotate the lock core and unblank, but some problems can exist in the design in use of this kind of lock:

the existing door lock is unlocked by rotating after a key is inserted, but the lock has the problem of rotating strength due to the long-time use of the door lock when the key is inserted to rotate the door lock, so the key is difficult to twist after being used for a long time, and then the key is bent to a certain degree, which is not beneficial to unlocking and prolonging the service life.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides a non-rotating door lock which has the advantages of long service life and good safety and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides a non-rotary type lock, includes door lock shell and key, and the front and the back movable mounting of door lock shell have the handle, the positive bottom activity of door lock shell has cup jointed the lock core, the middle part movable mounting of door lock shell one side has movable spring bolt, the bottom movable mounting of door lock shell one side has the safety spring bolt, the key hole has been seted up at the middle part of lock core, key hole and key looks adaptation, the bottom fixed mounting of door lock shell inside has the lock body, the outer lane activity of lock core cup joints in the inside of lock body, the tip fixed mounting of lock core has the bellows, the outer lane of bellows cup joints the spring that locks of both ends difference fixed connection lock core and lock body, the top movable mounting of lock core has flexible piece, the bellows is close to the fixed intercommunication of one side of safety spring bolt and has the activity slotted hole, the middle part activity of activity slotted hole has cup jointed the slip post, one side swing joint that the slip post is close to the insurance spring bolt has the dwang, the one end and the insurance spring bolt of dwang are close to the inside one end swing joint of door lock shell, the apical axis has been cup jointed in the middle part activity of key, the compression chamber has been seted up at the inside middle part of key, the inside swing joint of compression chamber has compression spring.

Preferably, an upper marble is movably sleeved at the bottom inside the lock cylinder, a hydraulic hole is formed in the upper portion inside the lock cylinder, a top block is movably sleeved at the lower end of the hydraulic hole, a sliding block is movably sleeved at the upper end of the hydraulic hole, a reset spring is fixedly connected to one end, close to the door lock shell, of the sliding block, a sliding groove is formed in the top of the lock body, a lower marble is movably installed at the position, contacting with the bottom of the lock cylinder, inside the lock body, and a stop head is fixedly installed in the middle of the top wall of the sliding groove.

Preferably, the movable slotted hole is sleeved with one section of the sliding column and is provided with a notch, the notch is positioned on one side where the sliding column is connected with the rotating rod, the movable slotted hole is positioned at one end, far away from the lock core, of the corrugated pipe, and the corrugated pipe is filled with hydraulic oil.

Preferably, the bottom of hydraulic pressure hole is located the inside middle part position of key hole, the kicking block back is through connecting rope fixed connection at the inner wall in hydraulic pressure hole, the top of slider is the inclined plane and this inclined plane contacts with the bottom surface of flexible piece.

Preferably, the number of the lower marbles is twice (namely two sets) of the upper marbles, the upper marbles and the lower marbles are in a matching relation, and the distance between the two sets of the lower marbles is the distance between the stop head and the telescopic block.

The invention has the following beneficial effects:

through set up to the pull-plug type between lock core and the lock body and replace traditional rotary type, lock the door when opening the door and extracting when inserting the key, compare in prior art, push forward the lock core when inserting the key and go simultaneously and utilize when the head with its chucking, thereby the hydraulic oil in the compression bellows utilizes the dwang to turn into the lock body with the safety lock tongue and unblank, thereby it contracts the expansion block to utilize the slider to push up the apical axis when inserting the key, later the lock core loses the restriction of dog and outwards ejecting to the lock shell surface with the lock core under the elasticity of last locking spring, at this moment because the extension of bellows is retrieved hydraulic oil and is recycled the dwang transmission and ejecting locking the safety lock tongue, it also can carry out just protection to the lock when more doing benefit to the permanent use of key, can also play the effect of the suggestion of locking simultaneously.

Drawings

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

FIG. 2 is a top view of the overall structure of the present invention;

FIG. 3 is an overall elevational view of the structure of the present invention;

FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 3;

FIG. 7 is an enlarged view of FIG. 4 at D;

fig. 8 is a schematic view of the key structure of the present invention.

In the figure: 1. a door lock case; 2. a handle; 3. a lock cylinder; 301. a key hole; 302. mounting a marble; 303. a hydraulic bore; 304. a top block; 305. a slider; 306. a return spring; 4. a movable bolt; 5. a safety bolt; 6. a lock body; 601. a chute; 602. discharging the marble; 603. a stopper; 7. a bellows; 8. a locking spring; 9. a telescopic block; 10. a movable slotted hole; 11. a sliding post; 12. rotating the rod; 13. a key; 1301. a top shaft; 1302. a compression chamber; 1303. compressing the spring.

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.

Referring to fig. 1-8, a non-rotating door lock comprises a door lock housing 1 and a key 13, wherein a handle 2 is movably mounted on the front and back of the door lock housing 1, a lock cylinder 3 is movably sleeved on the bottom of the front of the door lock housing 1, a movable lock tongue 4 is movably mounted in the middle of one side of the door lock housing 1, a safety lock tongue 5 is movably mounted in the bottom of one side of the door lock housing 1, a key hole 301 is formed in the middle of the lock cylinder 3, the key hole 301 is matched with the key 13, a lock body 6 is fixedly mounted at the bottom of the inside of the door lock housing 1, an outer ring of the lock cylinder 3 is movably sleeved inside the lock body 6, a corrugated pipe 7 is fixedly mounted at the end of the lock cylinder 3, a locking spring 8 with two ends respectively fixedly connected with the lock cylinder 3 and the lock body 6 is sleeved on the outer ring of the corrugated pipe 7, a telescopic block 9 is movably mounted at the top of the lock cylinder 3, and a movable slotted hole 10 is fixedly communicated with one side of the corrugated pipe 7 close to the safety lock tongue 5, the middle part activity of activity slotted hole 10 has cup jointed slip post 11, one side swing joint that slip post 11 is close to insurance spring bolt 5 has dwang 12, the one end of dwang 12 and insurance spring bolt 5 are close to the inside one end swing joint of door lock shell 1, the middle part activity of key 13 has cup jointed apical axis 1301, compression chamber 1302 has been seted up at the inside middle part of key 13, the inside swing joint of compression chamber 1302 has compression spring 1303, the inside bottom activity of lock core 3 has cup jointed marble 302, hydraulic pressure hole 303 has been seted up on the inside upper portion of lock core 3, the tip 304 has been cup jointed in the lower tip activity of hydraulic pressure hole 303, slider 305 has been cup jointed in the upper end activity of hydraulic pressure hole 303, slider 305 is close to the one end fixedly connected with reset spring 306 of door lock shell 1, spout 601 has been seted up at the top of lock body 6, the inside position movable mounting that contacts with lock core 3 bottom has lower marble 602, the middle part fixed mounting of spout roof 601 has stopper 603.

Wherein, the movable slotted hole 10 cup joints one section of slip post 11 and has seted up the breach and this breach is located one side that slip post 11 and dwang 12 are connected, and movable slotted hole 10 is located the one end that bellows 7 kept away from lock core 3, is full of hydraulic oil in the bellows 7, utilizes the change of bellows 7 to promote hydraulic oil and gets into movable slotted hole 10 and then drive the motion of slip post 11 to thereby it unlocks with its transmission to safety lock tongue 5 according to dwang 12 again.

Wherein, the bottom in the keyhole 301 inside middle part position of hydraulic pressure hole 303, the inner wall at hydraulic pressure hole 303 is connected through connecting rope fixed connection at the kicking block 304 back, the top of slider 305 contacts for the bottom surface of inclined plane and this inclined plane and flexible piece 9, the apical axis 1301 looks adaptation work on kicking block 304 and the key 13, utilizes hydraulic oil to carry out the transmission to realize the flexible convenient lock core 3 of upper and lower flexible of flexible piece 9 of control outwards stretching out to the maximum position and lock the door.

The number of the lower pins 602 is twice that of the upper pins 302, namely two sets of the lower pins are matched, the distance between the two sets of the lower pins 602 is the distance between the stop 603 and the telescopic block 9, one set of the lower pins can still ensure that the lock cylinder 3 can be fixed inside and cannot be ejected due to the elastic force of the locking spring 8 when the key 13 is pulled out during unlocking, the other set of the lower pins is used for locking, and meanwhile, the distance between locking and unlocking is fixed, so that the distance settings are all kept consistent.

The working principle is that when the door lock is locked, the lock cylinder 3 is pushed to the maximum position under the action of the locking spring 8, at the moment, hydraulic oil in the corrugated pipe 7 is more, the sliding column 11 is close to one side of the corrugated pipe 7, the safety lock tongue 5 extends outwards to be locked with the door body, when the key 13 is inserted, the key 13 pushes the upper and lower marbles to the separation position of the lock cylinder 3 and the lock body 6, then the key 13 is pressed inwards to push the lock cylinder 3 into the interior, the lock cylinder 3 compresses the corrugated pipe 7 to push the hydraulic oil into the movable slotted hole 10, and then the hydraulic oil is pushed to the rotating rod 12 through the sliding of the sliding column 11 and is transmitted to the rotating rod 12 to drive the safety lock tongue 5 to be contracted into the door lock shell 1 to realize unlocking;

when needing to lock the door, thereby to press the apical axis 1301 of key 13 inside and impress the kicking block 304 inside hydraulic pressure hole 303 and promote slider 305 to the tip through hydraulic oil to flexible piece 9 is because the inclined plane reason of slider 305 landing one end downwards, can not receive the barrier effect of blocking head 603 promptly and can be outwards supported by locking spring 8 and move, thereby get back to maximum position once more, thereby the hydraulic oil change in the bellows 7 realizes stretching out of safety lock tongue 5 and pins, the surperficial laminating of lock core 3 AND gate lock shell 1 does not have the interval this moment, it has explained the door and has locked.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. The utility model provides a non-rotary type lock, includes door lock shell (1) and key (13), the front and the back movable mounting of door lock shell (1) have handle (2), lock core (3) have been cup jointed in the positive bottom activity of door lock shell (1), the middle part movable mounting of door lock shell (1) one side has movable bolt (4), the bottom movable mounting of door lock shell (1) one side has safety bolt (5), keyhole (301) have been seted up at the middle part of lock core (3), keyhole (301) and key (13) looks adaptation, its characterized in that: the door lock is characterized in that a lock body (6) is fixedly arranged at the bottom inside the door lock shell (1), the outer ring of the lock cylinder (3) is movably sleeved inside the lock body (6), a corrugated pipe (7) is fixedly arranged at the end part of the lock cylinder (3), a locking spring (8) with two ends respectively fixedly connected with the lock cylinder (3) and the lock body (6) is sleeved on the outer ring of the corrugated pipe (7), a telescopic block (9) is movably arranged at the top of the lock cylinder (3), one side of the corrugated pipe (7), which is close to the safety lock tongue (5), is fixedly communicated with a movable slotted hole (10), a sliding column (11) is movably sleeved in the middle of the movable slotted hole (10), one side of the sliding column (11), which is close to the safety lock tongue (5), is movably connected with a rotating rod (12), one end of the rotating rod (12) and one end of the safety lock tongue (5) are close to one end of the inside the door lock shell (1), the middle part of the key (13) is movably sleeved with a top shaft (1301), the middle part inside the key (13) is provided with a compression cavity (1302), and the compression cavity (1302) is movably connected with a compression spring (1303).

2. A non-rotating door lock according to claim 1, wherein: pellet shot from a slingshot (302) has been cup jointed in the inside bottom activity of lock core (3), hydraulic pressure hole (303) have been seted up on the inside upper portion of lock core (3), kicking block (304) have been cup jointed in the lower tip activity of hydraulic pressure hole (303), slider (305) have been cup jointed in the upper end activity of hydraulic pressure hole (303), slider (305) are close to one end fixedly connected with reset spring (306) of door lock shell (1), spout (601) have been seted up at the top of lock body (6), pellet shot from a slingshot (602) under the position movable mounting of lock body (6) inside and lock core (3) bottom contact, the middle part fixed mounting of spout (601) roof has dog (603).

3. A non-rotating door lock according to claim 1, wherein: one section that activity slotted hole (10) cup jointed slip post (11) is seted up jaggedly and this breach is located one side that slip post (11) and dwang (12) are connected, activity slotted hole (10) are located bellows (7) and keep away from the one end of lock core (3), be full of hydraulic oil in bellows (7).

4. A non-rotating door lock according to claim 2, wherein: the bottom of hydraulic pressure hole (303) is located the inside middle part position of key hole (301), top piece (304) back is through connecting rope fixed connection at the inner wall of hydraulic pressure hole (303), the top of slider (305) is the inclined plane and this inclined plane contacts with the bottom surface of flexible piece (9).

5. A non-rotating door lock according to claim 2, wherein: the number of the lower marbles (602) is twice that of the upper marbles (302), the upper marbles and the lower marbles are in a matching relation, and the distance between two sets of the lower marbles (602) is the distance between the stop head (603) and the telescopic block (9).