CN217109677U

CN217109677U - Push-on type door lock clamping structure

Info

Publication number: CN217109677U
Application number: CN202220237420.1U
Authority: CN
Inventors: 李韶佳; 门治业; 屈蒋军; 李德民
Original assignee: Guangdong Galanz Enterprises Co Ltd; Guangdong Galanz Microwave Oven and Electrical Appliance Manufacturing Co Ltd
Current assignee: Guangdong Galanz Enterprises Co Ltd; Guangdong Galanz Microwave Oven and Electrical Appliance Manufacturing Co Ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-02
Anticipated expiration: 2032-01-27

Abstract

The utility model provides a push-on type lock clamping structure, includes lock bracket and lock hook, is equipped with the lock subassembly with lock hook complex in the lock bracket, and the lock subassembly includes that elasticity resets and holder, and the holder is exerted or is released clamping-force to the lock hook under elasticity resets the effect to the realization presss from both sides tightly or releases the lock hook. Compared with the traditional door hook design, the problem that the door lock hook cannot be locked due to deviation of the door is effectively solved, and the clamping piece can be automatically guided and matched according to the deviation of the door lock hook, so that effective clamping can be ensured; the utility model has the characteristics of structural design is reasonable, the good reliability, and maneuverability is strong, and is with low costs and material generally etc.

Description

Push-on type door lock clamping structure

Technical Field

The utility model relates to a push-on door lock clamping structure.

Background

With the continuous development of household appliances, the traditional cooking appliances, such as microwave ovens, ovens and the like, are basically in a hand-pulling type or a key type, and in the door opening process, a user can open the door by pulling a door handle or pressing a key, only one-step operation is needed, but in the hand-pulling type or the key type design, the matching requirement between a door lock hook and a door lock assembly is high, if deviation can cause the door lock hook to be unhooked, certain potential safety hazards exist, and because the door lock device is in mutual movement of a general internal spring, a clamping piece, the door hook and the like for interlocking, part friction loss can be generated in the movement between the parts.

Chinese patent document No. CN104676668A discloses a microwave oven in 24/1/2014, specifically a microwave oven including a cooking chamber and an oven door, the oven door is pivotally mounted on the oven body to open and close the cooking chamber and an electromagnetic locking mechanism, the electromagnetic locking mechanism is mounted on the oven body, the electromagnetic locking mechanism includes a push rod, the push rod is movable between a locking position and an unlocking position, the oven door is locked to prohibit the oven door from being opened when the push rod is located at the locking position, and the oven door is unlocked to allow the oven door to be opened when the push rod is located at the unlocking position. But the structure is complicated, the cost is high and the assembly is not easy

Therefore, further improvements are desired.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a structural design is simple, the good reliability, maneuverability is strong and with low costs, effectively solves the push-on formula door lock clamping structure who leads to the problem that the lock hook off normal can not lock because of the door off normal to overcome the weak point among the prior art.

According to a push-on door lock clamping structure of this purpose design, including lock bracket and latch hook, its characterized in that: the door lock bracket is internally provided with a door lock assembly matched with the door lock hook, the door lock assembly comprises an elastic reset piece and a clamping piece, and the clamping piece is used for applying or releasing clamping force to the door lock hook under the action of the elastic reset piece so as to clamp or release the door lock hook.

The clamping piece comprises a first locking arm and a second locking arm which are connected in a matched mode, a clamping cavity is arranged between the first locking arm and the second locking arm, an opening is formed in one side of the clamping cavity, and the clamping cavity, the opening and the door lock bracket are communicated.

The door lock assembly further comprises a pivot shaft, and the first locking arm and the second locking arm are respectively in pivot connection with the door lock bracket through the pivot shaft.

The first locking arm and the second locking arm are both provided with bent portions, and the door locking hook is provided with a guide portion, wherein the guide portion is in contact with the bent portions and pushes the first locking arm and the second lock to rotate and expand outwards, so that the door locking hook enters the clamping cavity.

The first locking arm and the second locking arm are both provided with clamping parts matched with the door locking hook.

First locking arm with be equipped with spacing portion between the second locking arm, spacing portion includes spacing lug and spacing groove, spacing lug sets up on the first locking arm, the spacing groove sets up on the second locking arm, presss from both sides tightly during the door lock hook, spacing lug is located the shutting position of spacing groove releases during the door lock hook, spacing lug is located the unblock position of spacing groove.

Elasticity resets and includes that first elasticity resets and second elasticity resets, first locking arm with all be equipped with first support on the second locking arm, be equipped with the second support on the lock bracket, first elasticity resets with the one end that second elasticity resets connect respectively in on the first support, first elasticity resets with the other end that second elasticity resets connect in on the second support.

The utility model discloses a push-on door lock clamping structure, including lock bracket and door lock hook, be equipped with the door lock subassembly with door lock hook complex in the lock bracket, the lock subassembly includes elasticity reset piece and holder, the door lock hook is the moving part, when the door lock hook inserts inside the lock subassembly, the lock hook promotes the holder to rotate and outwards expand, elasticity reset piece reaction force push-and-pull holder when promoting, make the holder have a clamp force to the door lock hook, when the door lock hook enters into the lock subassembly depths, the holder presss from both sides tight door lock hook under the effort of elasticity reset piece, in order to realize the locked state; under clamping state, the door lock hook outwards pulls out, and the door lock hook promotes the holder and rotates and when promoting at elasticity reset piece reaction force push-and-pull holder to the door lock hook breaks away from the lock subassembly, and then accomplishes the unblock motion, in order to realize the unblock state.

Compared with the traditional door hook design, the problem that the door lock hook cannot be locked due to deviation of the door is effectively solved, and the clamping piece can be automatically guided and matched according to the deviation of the door lock hook, so that effective clamping can be ensured; the device has the characteristics of reasonable structural design, strong reliability, strong operability, low cost, common materials and the like.

Drawings

Fig. 1 is a schematic view of an assembly structure according to an embodiment of the present invention.

Fig. 2 is a schematic view of another assembly structure according to an embodiment of the present invention.

Fig. 3 is a schematic view (cross-sectional view) of an assembly structure according to an embodiment of the present invention.

Fig. 4 is an exploded schematic view of an embodiment of the present invention.

Fig. 5 is a schematic view of a door lock assembly clamping door lock hook according to an embodiment of the present invention.

Fig. 6 is a schematic view of the structure of the process of clamping the door latch hook by the door lock assembly according to an embodiment of the present invention.

Fig. 7 is a schematic view of a door lock assembly releasing door lock hook according to an embodiment of the present invention.

Fig. 8 is an enlarged schematic view at a in fig. 7.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 8 is:

1-door lock bracket, 1.1-second support, 2-door lock hook, 3-elastic reset piece, 3.1-first elastic reset piece, 3.2-second elastic reset piece, 4-clamping piece, 4.1-first locking arm, 4.2-second locking arm, 5-clamping cavity, 6-opening, 7-pivot shaft, 8-bending part, 9-clamping part, 10-limiting part, 10.1-limiting lug, 10.2-limiting groove and 11-first support.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1 to 8, in one embodiment, a push-on door lock clamping structure is provided, which includes a door lock bracket 1 and a door lock hook 2, a door lock assembly engaged with the door lock hook 2 is provided in the door lock bracket 1, the door lock assembly includes an elastic reset member 3 and a clamping member 4, and the clamping member 4 applies or releases a clamping force to the door lock hook 2 under the action of the elastic reset member 3 to clamp or release the door lock hook 2.

Specifically, referring to fig. 5, the door lock hook 2 is a movable member, when the door lock hook 2 is inserted into the door lock assembly, the door lock hook 2 pushes the clamping member 4 to rotate and spread outward, the elastic restoring member 3 pushes and pulls the clamping member 4 in reaction force during pushing, so that the clamping member 4 has a clamping force on the door lock hook 2, and when the door lock hook 2 enters the depth of the door lock assembly, the clamping member 4 clamps the door lock hook 2 under the action force of the elastic restoring member 3 to realize a locked state;

referring to fig. 6, in the clamped state, the door lock hook 2 is pulled out, the door lock hook 2 pushes the clamping member 4 to rotate and the elastic restoring member reacts to push and pull the clamping member 4 when pushing, so that the door lock hook 2 is separated from the door lock assembly, and the unlocking movement is completed to realize the unlocked state.

Compared with the traditional door hook design, the problem that the door hook cannot be locked due to deviation of the door is effectively solved, the clamping piece 4 can be automatically guided and matched according to the deviation of the door hook 2, and effective clamping can be guaranteed; the device has the characteristics of reasonable structural design, strong reliability, strong operability, low cost, common materials and the like.

Referring to fig. 7, the clamping member 4 includes a first locking arm 4.1 and a second locking arm 4.2 which are connected in a matching manner, a clamping cavity 5 is arranged between the first locking arm 4.1 and the second locking arm 4.2, an opening 6 is arranged on one side of the clamping cavity 5, and the clamping cavity 5, the opening 6 and the door lock bracket 1 are communicated.

Referring to fig. 4 and 5, the door lock assembly further comprises a pivot shaft 7, and the first locking arm 4.1 and the second locking arm 4.2 are pivotally connected to the door lock bracket 1 through the pivot shaft 7, respectively.

Referring to fig. 6 and 7, in order to make the door lock hook 2 more smoothly inserted into or pulled out from the door lock hook 2 and make the unlocking and locking processes more smoothly and reliably, the first lock arm 4.1 and the second lock arm 4.2 are both provided with a bent portion 8, and the door lock hook 2 is provided with a guide portion 2.1, wherein the guide portion 2.1 contacts the bent portion 8 and pushes the first lock arm 4.1 and the second lock arm 4.2 to rotate and spread outwards, so that the door lock hook 2 enters the engaging cavity 5.

As shown in fig. 6 and 7, the first locking arm 4.1 and the second locking arm 4.2 are each provided with a clamping portion 9 cooperating with the door latch hook 2.

Referring to fig. 8, a limiting portion 10 is disposed between the first locking arm 4.1 and the second locking arm 4.2, the limiting portion 10 includes a limiting protrusion 10.1 and a limiting groove 10.2, the limiting protrusion 10.1 is disposed on the first locking arm 4.1, the limiting groove 10.2 is disposed on the second locking arm 4.2, when the door latch hook 2 is clamped, the limiting protrusion 10.1 is located at a locking position of the limiting groove 10.2, and when the door latch hook 2 is released, the limiting protrusion 10.1 is located at an unlocking position of the limiting groove 10.2.

Specifically, referring to fig. 5, when the door latch hook 2 is clamped, the limiting projection 10.1 is located at the locking position of the limiting groove 10.2, and referring to fig. 7, when the door latch hook 2 is released, the limiting projection 10.1 is located at the unlocking position of the limiting groove 10.2; effectively block first locking arm 4.1 and second locking arm 4.2 and do not have gapped hugging because of the effort of elasticity piece 3 that resets, lead to latch hook 2 can not do the business turn over motion.

Referring to fig. 4, the elastic reset element 3 includes a first elastic reset element 3.1 and a second elastic reset element 3.2, the first locking arm 4.1 and the second locking arm 4.2 are both provided with a first support 11, the door lock bracket 1 is provided with a second support 1.1, one end of the first elastic reset element 3.1 and one end of the second elastic reset element 3.2 are respectively connected to the first support 11, and the other end of the first elastic reset element 3.1 and the other end of the second elastic reset element 3.2 are connected to the second support 1.1.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a push-on door lock clamping structure, includes lock bracket (1) and lock hook (2), its characterized in that: be equipped with in lock bracket (1) with latch hook (2) complex lock subassembly, the lock subassembly includes that elasticity resets piece (3) and holder (4), holder (4) are in elasticity resets under the effect of piece (3) to latch hook (2) applys or release clamping-force to the realization is pressed from both sides tightly or is released latch hook (2).

2. The push-on door lock clamping structure according to claim 1, wherein: holder (4) are including first locking arm (4.1) and second locking arm (4.2) that the cooperation is connected, first locking arm (4.1) with be equipped with block chamber (5) between second locking arm (4.2), one side of block chamber (5) is equipped with opening (6), block chamber (5) opening (6) with lock bracket (1) is linked together.

3. The push-on door lock clamping structure according to claim 2, wherein: the door lock assembly further comprises a pivot shaft (7), and the first locking arm (4.1) and the second locking arm (4.2) are respectively in pivot connection with the door lock bracket (1) through the pivot shaft (7).

4. The push-on door lock clamping structure according to claim 3, wherein: first locking arm (4.1) with second locking arm (4.2) all are equipped with flexion (8), be equipped with guide (2.1) on latch hook (2), wherein, guide (2.1) with flexion (8) contact and promote first locking arm (4.1) with second locking arm (4.2) rotate and outwards expand, so that latch hook (2) get into in the block chamber (5).

5. The push-on door lock clamping structure according to claim 4, wherein: the first locking arm (4.1) and the second locking arm (4.2) are both provided with a clamping part (9) matched with the door locking hook (2).

6. The push-on door lock clamping structure according to claim 5, wherein: first locking arm (4.1) with be equipped with spacing portion (10) between second locking arm (4.2), spacing portion (10) are including spacing lug (10.1) and spacing groove (10.2), spacing lug (10.1) set up on first locking arm (4.1), spacing groove (10.2) set up on second locking arm (4.2), press from both sides tightly during door latch hook (2), spacing lug (10.1) are located the shutting position of spacing groove (10.2), release during door latch hook (2), spacing lug (10.1) are located the unblock position of spacing groove (10.2).

7. The push-on door lock clamping structure according to claim 2, wherein: elasticity resets piece (3) and includes that first elasticity resets piece (3.1) and second elasticity resets piece (3.2), first locking arm (4.1) with all be equipped with first support (11) on second locking arm (4.2), be equipped with second support (1.1) on lock bracket (1), first elasticity reset piece (3.1) with the one end that second elasticity resets piece (3.2) connect respectively in on first support (11), first elasticity reset piece (3.1) with the other end that second elasticity resets piece (3.2) connect in on second support (1.1).