CN214996751U

CN214996751U - Reversible safety door lock

Info

Publication number: CN214996751U
Application number: CN202121669197.XU
Authority: CN
Inventors: 蔡永梁
Original assignee: Suzhou Wanshengyi Hardware Lock Co ltd
Current assignee: Suzhou Jiuchi Intelligent Security Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-03
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a reversible safe door lock, which comprises a shell, a lock body structure and a buckle plate, wherein the lock body structure is arranged in the shell, and the shell is detachably connected with the buckle plate; the lock body structure comprises a lock cylinder, a safety button, a pull button, a first lock tongue and a first transmission mechanism matched with the first lock tongue for use, wherein the safety button is fixed on the outer side of the shell and can lock the first transmission mechanism; the pull button and the lock cylinder can drive the first transmission mechanism; the first lock tongue is detachably fixed on the first transmission mechanism through a spiral fastener. The utility model discloses can be convenient commutate to first spring bolt (latch bolt) to can unify production and processing, reduce stock area, and easy operation. The safety button structure is adopted, the safety coefficient is increased, the safety button is convenient and easy to open, and the locking is avoided under the emergency condition.

Description

Reversible safety door lock

Technical Field

The utility model relates to a lock technical field, more specifically say, it relates to a safety lock that can commutate.

Background

The door lock is a hardware installed on the door for keeping space privacy, and the basic structure of the door lock comprises a bolt which can perform telescopic motion under the action of external force and is matched with a buckle box arranged on a door frame, so that the door can be prevented from being opened under the unexpected conditions of wind blowing and the like. Along with social development, people have higher and higher requirements on the safety level of the door lock, and meanwhile, the door lock is convenient to open and is prevented from being locked in an emergency situation, and the door lock is also an important aspect for people to select the lock. On the other hand, in the existing market, the door lock can process two types of products inside and outside according to the mode of opening the door, and the spring bolt direction of two types of door locks is opposite, generally can not substitute the use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a reversible insurance lock, the spring bolt can be dismantled with the tool to lock body and be connected, and the convenient change direction is selected as required, reduces the stock, can avoid appearing the dead difficult problem of opening of emergency lock simultaneously.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a reversible safe door lock comprises a shell, a lock body structure and a pinch plate, wherein the lock body structure is arranged in the shell, and the shell is detachably connected with the pinch plate; the lock body structure comprises a lock cylinder, a safety button, a pull button, a first lock tongue and a first transmission mechanism matched with the first lock tongue for use, wherein the safety button is fixed on the outer side of the shell and can lock the first transmission mechanism; the pull button and the lock cylinder can drive the first transmission mechanism; the first lock tongue is detachably fixed on the first transmission mechanism through a spiral fastener.

Furthermore, the pull button and the first lock tongue are respectively arranged at two ends of the first transmission mechanism, and the pull button is pulled to drive the first transmission mechanism.

Furthermore, the first transmission mechanism comprises a first lock tongue planker, two ends of the first lock tongue planker are respectively and fixedly connected with a first lock tongue and the pull button, and the pull button drives the first lock tongue planker to drive the first lock tongue to move.

Furthermore, a lock tongue rod is arranged between the first lock tongue planker and the pull button, one end of the lock tongue rod is fixed on the pull button, and the other end of the lock tongue rod is fixed on the first lock tongue planker; the lock tongue rod is provided with a lock tongue gasket and a lock tongue spring, the lock tongue spring is fixed between the lock tongue gasket and the first lock tongue planker, and the lock tongue gasket is fixed on the lock tongue rod.

Furthermore, a safety plate is arranged between the pull button and the bolt washer, the safety plate is slidably arranged on the shell, and the safety button is fixed on the safety plate.

Furthermore, the lock body structure also comprises a second bolt and a second transmission mechanism fixedly connected with the second bolt, and the lock cylinder can drive the second transmission mechanism.

Furthermore, the second transmission mechanism comprises a second bolt planker and a sliding block fixedly connected with the second bolt planker, and the sliding block is arranged on the second bolt planker and can be stirred by the lock cylinder.

Furthermore, strip-shaped slide way holes are respectively formed in two sides of the second bolt planker in the length direction, the guide post penetrates through the slide way holes and is fixed on the sliding block, and the guide post can slide along the slide way holes under stress.

Furthermore, a plurality of tooth-shaped notches are arranged at two edges of the second bolt planker in the same direction, a plurality of hooks matched with the sliding block are arranged on the sliding block, and the sliding block is movably fixed on the second bolt planker through the hooks.

Furthermore, the lock body structure further comprises a connecting rod, the connecting rod is arranged between the lock cylinder and the second lock bolt, the connecting rod is connected in the shell in a pin mode, and the second lock bolt can be prevented or pushed to move by rotating the lock cylinder.

The utility model discloses can be convenient commutate to first spring bolt (latch bolt) to can unify production and processing, reduce stock area, and easy operation. The safety button structure is adopted, the safety coefficient is increased, the safety button is convenient and easy to open, and the locking is avoided under the emergency condition. The shell and the buckle plate are detachably mounted together, so that the storage and the transportation are convenient.

Drawings

Fig. 1 is a front view of the embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of the present invention.

Fig. 3 is a schematic view of a connection structure of a first tongue plate according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a first lock tongue according to an embodiment of the present invention.

Fig. 5 is a schematic view of a connection relationship between a connecting rod and a sliding block according to an embodiment of the present invention.

Fig. 6 is a schematic view of a connection relationship between the safety button and the pull button according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of a second tongue planker and a slider according to an embodiment of the present invention.

Fig. 8 is a schematic structural view of a second tongue planker and a slider according to an embodiment of the present invention.

Fig. 9 is a schematic view of a connecting rod structure according to an embodiment of the present invention.

In the figure: 1, a shell; 201 a baffle plate; 2, covering a plate cover; 201 a baffle plate; 3, buckling a plate; 301 a tongue locking plate; 4 a second bolt; 5 a second bolt planker; 501, sliding blocks; 502 connecting end; 503 toothed indentations; 504 positioning a torsion spring; 505 are raised; 507 guide posts; 508 a slideway hole; 509 inner push edge; 6 a first bolt; 7 a first tongue-locking planker; 701 a deadbolt washer; 702 a deadbolt spring; 703 oblique tongue bar; 704 through holes; 705 screws; 8, a lock cylinder; 9, pulling the button; 10, covering a plate; 11 a safety button; 1101 a safety plate; 12 connecting rods; 1201 a first push edge; 1202 pin-out holes; 1203 second push edge.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

In order to facilitate understanding of the technical solution of the present invention, the following description will be made of the related art in the prior art.

Referring to fig. 1, the embodiment comprises a shell 1 and a buckle 3, wherein the shell 1 is detachably fixed on the buckle 3. When the door is installed, the two are detached, the bottom of the shell 1 is provided with a fixing plate 101 to fix the shell 1 on a door, and the buckle plate 3 is fixed on a door frame. The buckle plate 3 comprises a connecting plate 302 and a lock tongue plate 301 which are vertically and fixedly connected and can be integrally formed. The bolt plate 301 is provided with a bolt hole matched with the bolt.

The bottom of casing 1 is equipped with apron cover 2, forms inclosed holding cavity with casing 1, and the lock body structure sets up in this holding cavity. One side of the cover plate cover 2 is provided with a baffle 201 protruding out of the shell 1, the baffle 201 is provided with a long strip-shaped opening, the long strip-shaped opening is matched with the size of the lock tongue plate 301, the lock tongue plate 301 can penetrate through the long strip-shaped opening, the buckle plate 3 and the shell 1 are made to be a detachable integral structure, and transportation and storage are facilitated.

Referring to fig. 2, 3 and 4, the receiving cavity in the housing 1 is provided with the lock body structure of the present embodiment. The lock body of the embodiment mainly comprises a lock core 8, a safety button 11, a pull button 9, a first lock tongue 6, a first transmission mechanism matched with the first lock tongue 6, a second lock tongue 4 and a second transmission mechanism matched with the second lock tongue 4.

The lock core 8 is arranged in the center of the lock body, penetrates through the lock body and the shell 1, can drive the first transmission mechanism and the second transmission mechanism, and pushes or pulls the first lock bolt 6 and the second lock bolt 4 into or out of the lock bolt hole. The pull button 9 protrudes out of the housing 1, and is fixedly arranged at two ends of the first transmission mechanism with the first lock tongue 6 respectively, and is coaxial with the first transmission mechanism. The first transmission mechanism comprises a first lock tongue planker 7, one end of the first lock tongue planker 7 is fixedly connected with the inclined tongue 6, the other end of the first lock tongue planker 7 is fixedly connected with a pull button 9, and the first transmission mechanism is driven by the pull button 9 to drive the first lock tongue 6 to move. The center of the first lock tongue planker 7 is provided with a through hole 704, and the lock cylinder 8 penetrates through the through hole 704 to be discharged. A lock tongue rod 703 is arranged between the first lock tongue planker 7 and the pull button 9, one end of the lock tongue rod 703 is fixed on the pull button 9, and the other end is fixed on the first lock tongue planker 7. The bolt rod 703 is provided with a bolt washer 701 and a bolt spring 702, the bolt spring 702 is fixed between the bolt washer 701 and the first bolt planker 7, the bolt washer 701 is fixed on the bolt rod 703, the bolt spring 702 is a return spring, and the bolt washer 701 is made of an elastic material.

Referring to fig. 3 and 6, a safety plate 1101 is disposed between the pull button 9 and the deadbolt washer 701, the safety plate 1101 is slidably disposed on a side of the housing 1, the safety button 11 is fixed on the safety plate 1101, and when the safety button 11 is pulled, the safety plate 1101 slides on the housing 1. A gourd hole is formed on the safety plate 1101. The inclined bolt rod 703 penetrates through the gourd hole, and the bolt washer 701 can only penetrate through a large hole of the gourd hole and cannot penetrate through a small hole of the gourd hole, so that the first transmission mechanism and the first bolt 6 can be locked by pushing the safety button 11.

Referring to fig. 3-6, the first lock tongue 6 is an i-shaped latch tongue. The first bolt 6 is detachably fixed on the first bolt planker 7 through a screw fastener, such as a screw 705, and the first bolt 6 can be installed after being reversed after the screw 705 is opened to pull out the first bolt 6.

In the containing cavity of the shell 1, at least one side of the two sides of the first bolt 6 is provided with a second bolt 4, and the second bolt 4 can be a cylindrical bolt. One end of the second bolt 4 is provided with a second transmission mechanism, and the lock cylinder 8 drives the second transmission mechanism so as to push or pull the second bolt 4 into or out of the bolt hole of the bolt plate 301.

The second transmission mechanism comprises a second bolt planker 5 and a sliding block 501 fixedly connected with the second bolt planker 5, the sliding block 501 is arranged on the second bolt planker 5 and can be shifted by a lock cylinder 8, a cover plate 10 is arranged between the second bolt planker 5 and the cover plate cover 2, and the cover plate 10 is fixed on the cover plate cover 2 through a plurality of spiral fasteners. The second bolt planker 5 is fixed on the cover plate 10 through a spiral fastener.

Referring to fig. 7 and 8, the second transmission mechanism is fixed in the housing 1. The second bolt planker 5 is provided with a connecting end 502 perpendicular to the second bolt planker and fixedly connected with the second bolt 4, and the number of the second bolts 4 is two, can be cylindrical, and is symmetrically arranged on two sides of the first bolt 6. A plurality of tooth-shaped notches 503 are arranged at two edges of the second bolt planker 5 in the same direction, and a plurality of hooks matched with the sliding block 501 are arranged on the sliding block 501, so that the sliding block 501 can be movably fixed on the second bolt planker 5.

The two sides of the second bolt planker 5 along the length direction are respectively provided with a strip-shaped slideway hole 508, the guide post 507 passes through the slideway hole 508 and is fixed on the sliding block 501, and the guide post 507 can slide along the length direction of the slideway hole 508 under the stress. The second bolt planker 5 is provided with a protrusion 505, the sliding block 501 is provided with a fixing hole matched with the protrusion, and the protrusion 505 fixes the sliding block on the second bolt planker 5 through the fixing hole. The protrusion 505 is provided with a positioning torsion spring 504, the positioning torsion spring 504 is fixed on the guide post 507, and a torsion spring arm of the positioning torsion spring 504 passes through a fixing hole on the protrusion 505, so as to limit the position of the sliding block 501, and enable the sliding block 501 to move on the second planker 5. The lock core 8 rotates, and a poking rod on the lock core 8 pushes an inner pushing edge 509 in the sliding block 501, so that the sliding block 501 deviates from the second bolt planker 5 and moves forwards or backwards, and the hook of the sliding block 501 moves between the tooth-shaped notches 503 of the second bolt planker 5, so that the second bolt is pushed to enter or be pulled out of the bolt hole.

Referring to fig. 5 and 9, the lock body structure further includes a connecting rod 12, and the connecting rod 12 is provided with a pin hole 1202, and can be pinned with the housing 1 through a pinning member. A return torsion spring is arranged between the connecting rod 12 and the shell. The connecting rod 12 is provided with a first pushing edge 1201 and a second pushing edge 1203, one end of the first pushing edge 1201 is close to the lock cylinder 8, and one end of the second pushing edge 1203 is close to the connecting end 502 of the second bolt planker 5. The lock core 8 rotates, and the deflector rod pushes the first pushing edge 1201, so that the connecting rod 12 rotates along the pin joint center, and the second pushing edge 1203 approaches the connecting end 502, so that the second bolt 4 is prevented or pushed to move.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. A reversible safe door lock comprises a shell (1), a lock body structure and a pinch plate (3), and is characterized in that the lock body structure is arranged in the shell (1), and the shell (1) is detachably connected with the pinch plate (3);

the lock body structure comprises a lock cylinder (8), a safety button (11), a pull button (9), a first lock tongue (6) and a first transmission mechanism matched with the first lock tongue (6) for use, wherein the safety button (11) is fixed on the outer side of the shell (1) and can lock the first transmission mechanism;

the pull button (9) and the lock cylinder (8) can drive the first transmission mechanism;

the first bolt (6) is detachably fixed on the first transmission mechanism through a spiral fastener.

2. A reversible safety door lock according to claim 1, characterized in that the pull button (9) and the first bolt (6) are respectively arranged at both ends of the first transmission mechanism, and pulling the pull button (9) drives the first transmission mechanism.

3. The reversible safe door lock according to claim 2, wherein the first transmission mechanism comprises a first bolt carriage (7), two ends of the first bolt carriage (7) are respectively and fixedly connected with the first bolt (6) and the pull button (9), and the pull button (9) drives the first bolt carriage (7) to drive the first bolt (6) to move.

4. A reversible safety door lock according to claim 3, characterized in that a latch rod (703) is arranged between the first latch carriage (7) and the pull button (9), one end of the latch rod (703) is fixed on the pull button (9), and the other end is fixed on the first latch carriage (7); the lock bolt rod (703) is provided with a lock bolt washer (701) and a lock bolt spring (702), the lock bolt spring (702) is fixed between the lock bolt washer (701) and the first lock bolt planker (7), and the lock bolt washer (701) is fixed on the lock bolt rod (703).

5. A reversible safety door lock according to claim 4, characterized in that a safety plate (1101) is provided between the pull knob (9) and the deadbolt washer (701), the safety plate (1101) being slidably arranged on the housing (1), the safety knob (11) being fixed to the safety plate (1101).

6. A reversible safety door lock according to claim 2, characterized in that the lock body structure further comprises a second bolt (4) and a second actuator fixedly connected to the second bolt (4), the second actuator being drivable by the lock cylinder (8).

7. The reversible safe door lock according to claim 6, wherein the second transmission mechanism comprises a second bolt planker (5) and a sliding block (501) fixedly connected with the second bolt planker (5), and the sliding block (501) is arranged on the second bolt planker (5) and can be shifted by the lock cylinder (8).

8. The reversible safe door lock according to claim 7, characterized in that the second bolt planker (5) is provided with elongated chute holes (508) on both sides along the length direction, a guide post (507) passes through the chute holes (508) and is fixed on the sliding block (501), and the guide post (507) can slide along the chute holes (508) under the stress.

9. A reversible safety door lock as claimed in claim 8, characterized in that the second bolt carrier (5) has a plurality of teeth-shaped notches (503) on both edges in the same direction, the slider (501) has a plurality of hooks matching with the notches, and the hooks fix the slider (501) on the second bolt carrier (5) movably.

10. A reversible safety door lock according to any one of claims 6-9, characterized in that the lock body structure further comprises a connecting rod (12), the connecting rod (12) is arranged between the lock cylinder (8) and the second bolt (4), the connecting rod (12) is pinned in the housing (1), and the second bolt (4) can be prevented or pushed by rotating the lock cylinder (8).