CN211396945U

CN211396945U - Convex door handle with self-locking function

Info

Publication number: CN211396945U
Application number: CN201922190763.8U
Authority: CN
Inventors: 潘关忠
Original assignee: Xinchang Zhongshen Refrigeration Fittings Factory
Current assignee: Xinchang Zhongshen Refrigeration Fittings Factory
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-09-01
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a convex door handle with self-locking, aiming at providing a convex door handle with simple and compact structure, safety and effectiveness and convenient operation, which adopts the technical proposal that the handle comprises a latch hook and a lock body seat, wherein the latch hook is provided with a latch hook mounting seat in a T shape, the lock body seat comprises a lock body mounting seat, a handle and a latch bolt mechanism, the handle is provided with a tongue pressing part in a square shape, the latch bolt mechanism is provided with a latch bolt rod in a shape of Chinese character 'ji', the latch bolt rod is provided with a spring rod in one end and in a cylindrical shape, the latch bolt mechanism is provided with a first spring sleeved outside the spring rod, the lock body mounting seat is provided with clamping parts in two sides and in a rectangular shape, the clamping parts are provided with clamping parts in one end and in a right triangle shape, the clamping parts are provided with a second spring in the other end, the utility model is suitable for simple and compact structure, the safety and effectiveness are realized, the operation is convenient, and the buckling part clamps the tongue pressing part, so that the lock hook and the lock tongue mechanism cannot be locked.

Description

Convex door handle with self-locking function

Technical Field

The utility model relates to a handle field, more specifically say, it relates to a protruding door handle with auto-lock.

Background

The convex door handle is locked and closed for the freezer door, belongs to a latch lock, is convenient to open and close, can be opened by pulling a handle, and is required to be closed to hook a lock tongue by using a lock hook.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple structure is compact, safe effective, convenient operation's protruding door handle to prior art exists not enough.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a protruding doorknob with auto-lock, includes latch hook, lock body seat, the latch hook is equipped with the latch hook mount pad that is "T" type, the lock body seat is including lock body mount pad, handle, spring bolt mechanism, the handle is equipped with the tongue pressing portion that is the square, spring bolt mechanism is equipped with the spring bolt pole that is "the style of calligraphy", the spring bolt pole is equipped with and is located one end and is columniform spring beam, spring bolt mechanism is equipped with the first spring that cup joints outside the spring beam, the lock body mount pad is equipped with and is located both sides and be rectangular buckle spare, buckle spare is equipped with and is located one end and is right triangle's clamping part, buckle spare is equipped with the second spring that is located the other end.

By adopting the technical scheme, the convex door handle comprises a lock hook and a lock body seat, wherein the lock hook and the lock body seat are respectively arranged on two doors of a cold storage door and are matched with each other, the lock hook mounting seat is connected with the lock hook through a screw to ensure that the connection is tight and stable, the convex door handle is a latch lock, the lock hook is easy to damage in multiple collisions, the lock hook is convenient to disassemble, assemble and replace, the lock body seat comprises a lock body mounting seat, a handle and a lock tongue mechanism, the lock body mounting seat is arranged on the cold storage door, the handle is provided with a square-shaped press tongue part, the press tongue part penetrates through the middle of a lock tongue rod, when the handle is pulled, the press tongue part enables the lock tongue rod to move towards the direction opposite to the lock hook, the lock hook and the lock tongue can be unlocked, the spring rod is convenient for sleeving of a first spring, the first spring is used for rebounding of the lock tongue rod, the lock tongue rod is popped out to be capable, after the latch bolt rod is movably moved by the latch bolt pressing part, the latch bolt is clamped by the clamping part to prevent the latch bolt rod from rebounding, the latch bolt and the latch bolt mechanism cannot be locked at the moment, and the second spring is used for rebounding the clamping part to clamp the latch bolt pressing part.

The utility model discloses further set up to: the spring bolt rod is provided with a roller which is positioned at one end relative to the spring rod, and the roller is hinged with the spring bolt rod.

Through adopting above-mentioned technical scheme, the gyro wheel is articulated with the spring bolt pole, makes things convenient for the gyro wheel to roll, makes gyro wheel and latch hook be rolling friction, and the friction of spring bolt mechanism and latch hook when reducing the latch makes the latch more smooth, increases the life of latch hook and spring bolt.

The utility model discloses further set up to: the lock body mounting seat is hinged to the lock body mounting seat through a hinge.

Through adopting above-mentioned technical scheme, the pivot penetrates from lock body mount pad bottom, passes buckle spare, through threaded connection on the lock body mount pad, buckle spare is articulated through the pivot with the lock body mount pad, makes things convenient for buckle spare to rotate.

The utility model discloses further set up to: the tongue pressing part is provided with a buckling part matched with the inclined plane of the buckling part.

By adopting the technical scheme, the buckling part is matched with the buckling part, so that the friction force between the buckling part and the buckling part during the movement of the tongue pressing part is reduced, the buckling part and the buckling part are more stable after being buckled, and the zipper is safer.

The utility model discloses further set up to: the handle is hinged with the lock body mounting seat.

Through adopting above-mentioned technical scheme, the handle is articulated with the lock body mount pad, makes things convenient for the hand (hold) to pull open, makes the hand (hold) can drive tongue-depressing portion through articulated mode and move together when pulling open, convenient to use.

The utility model discloses further set up to: the lock hook mounting seat is provided with a plurality of first countersunk holes which are uniformly arranged, and the lock body mounting seat is provided with a plurality of second countersunk holes which are uniformly arranged.

By adopting the technical scheme, the lock hook mounting seat is provided with the first countersunk holes which are uniformly arranged, the lock body mounting seat is provided with the second countersunk holes which are uniformly arranged, the first countersunk holes and the second countersunk holes are convenient for positioning and mounting screws, and the screws are not raised after mounting, so that the lock body mounting seat is safer and more attractive.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the self-locking raised door handle of the present invention;

FIG. 2 is a cross-sectional view of an embodiment of the self-locking raised door handle of the present invention;

fig. 3 is a cross-sectional view of an embodiment of the fastening member of the present invention;

FIG. 4 is a front view of an embodiment of the latch bar of the present invention;

the reference numbers in the figure, 1-latch hook, 2-latch body seat, 21-handle, 211-tongue pressing part, 212-buckling part, 22-latch body installation seat, 221-second counter bore, 23-latch bolt mechanism, 231-latch bolt rod, 232-spring rod, 233-roller, 3-latch hook installation seat, 31-first counter bore, 4-latch part, 41-latch part, 42-rotating shaft, 5-first spring, and 6-second spring.

Detailed Description

The embodiment of the self-locking raised door handle of the present invention will be further explained with reference to fig. 1 to 4.

A protruding door handle with self-locking function comprises a lock hook 1 and a lock body seat 2, and is characterized in that the lock hook 1 is connected with a T-shaped lock hook installation seat 3 through a screw, the lock body seat 2 comprises a lock body installation seat 22, a handle 21 and a lock tongue mechanism 23, the handle 21 is milled with a square tongue pressing portion 211, the lock tongue mechanism 23 is milled with a square tongue pressing portion 231, the lock tongue mechanism 23 is milled with a square tongue rod 231, the lock tongue rod 231 is milled with a cylindrical spring rod 232 at one end, the lock tongue mechanism 23 is provided with a first spring 5 sleeved outside the spring rod 232, the lock body installation seat 22 is provided with rectangular buckling pieces 4 at two sides, the buckling pieces 4 are milled with a buckling portion 41 at one end and in a right triangle shape, the buckling pieces 4 are provided with a second spring 6 at the other end, the lock tongue rod 231 is provided with a roller 233 at one end opposite to the spring rod 232, the roller 233 is hinged with the lock tongue rod, the locking piece 4 is inserted with a rotating shaft 42 located in the middle, the locking piece 4 is hinged with the lock body installation seat 22 through the rotating shaft 42, the tongue pressing portion 211 is milled to form a locking portion 212 matched with the inclined surface of the locking portion 41, the handle 21 is hinged with the lock body installation seat 22, the locking hook installation seat 3 is drilled with a plurality of first countersunk holes 31 which are uniformly arranged, and the lock body installation seat 22 is drilled with a plurality of second countersunk holes 221 which are uniformly arranged.

Handle 21, tongue pressing portion 211, buckling part 212 integrated connection machine-shaping, after the protruding door handle installation, pulling handle 21, tongue pressing portion 211 on handle 21 can stimulate spring bolt mechanism 23 to the direction relative with latch hook 1 and move, latch hook 1 separates with spring bolt mechanism 23, just can open the protruding door, after pulling handle 21, buckling part 41 of buckle spare 4 blocks the buckling part 212 of hand (hold) 21, prevent spring bolt pole 231 from kick-backing, can't close the protruding door and lock this moment, press buckle spare 4 and be close to latch hook 1 one end, kick-backing latch bolt pole 231, just can close the protruding door and lock. The fastening part 212 may be located on the latch rod 231, so that it is necessary to press the fastening part 4 to make the latch rod 231 rebound after the door is closed, otherwise the latch rod 231 is still locked by the fastening part 4 during the latch, and the fastening part 212 is preferably located on the handle 21 in this embodiment.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.

Claims

1. A self-locking convex door handle comprises a lock hook (1) and a lock body seat (2), it is characterized in that the lock hook (1) is provided with a T-shaped lock hook mounting seat (3), the lock body seat (2) comprises a lock body mounting seat (22), a handle (21) and a bolt mechanism (23), the handle (21) is provided with a square tongue pressing part (211), the tongue locking mechanism (23) is provided with a tongue locking rod (231) in a shape of Chinese character 'ji', the bolt rod (231) is provided with a cylindrical spring rod (232) which is positioned at one end, the lock tongue mechanism (23) is provided with a first spring (5) sleeved outside the spring rod (232), the lock body mounting seat (22) is provided with rectangular buckling pieces (4) positioned at two sides, the buckling piece (4) is provided with a buckling part (41) which is positioned at one end and is in a right triangle shape, the buckle piece (4) is provided with a second spring (6) positioned at the other end.

2. A bail handle with self-locking according to claim 1, characterised in that the latch rod (231) is provided with a roller (233) at the end opposite to the spring rod (232), the roller (233) being hinged to the latch rod (231).

3. The raised door handle with self-locking according to claim 2, characterized in that the clasp (4) is provided with a rotation shaft (42) in a middle position, and the clasp (4) is hinged with the lock body mounting seat (22) through the rotation shaft (42).

4. The male door handle with self-locking according to claim 3, wherein the tongue-pressing portion (211) is provided with a buckling portion (212) which is slope-fitted to the buckling portion (41).

5. A raised door handle with self-locking according to claim 4, characterized in that the handle (21) is hinged to the lock body mount (22).

6. A raised door handle with self-locking according to claim 5, characterized in that the shackle mounting (3) is provided with a number of first countersinks (31) in a uniform array and the lock body mounting (22) is provided with a number of second countersinks (221) in a uniform array.