CN209799629U

CN209799629U - Door lock device

Info

Publication number: CN209799629U
Application number: CN201821870087.8U
Authority: CN
Inventors: 竺建军; 邓睿; 何凯
Original assignee: Hangzhou Kambayashi Electronics Co Ltd
Current assignee: Hangzhou Kambayashi Electronics Co Ltd
Priority date: 2018-11-14
Filing date: 2018-11-14
Publication date: 2019-12-17
Anticipated expiration: 2028-11-14

Abstract

the utility model provides a door lock device, including casing and base member, the externally mounted of base member has casing, its characterized in that: be equipped with drive plate, lockplate and connecting rod in the casing, drive plate, lockplate pass through connecting rod portable connection, under the effect of connecting rod, the steerable lockplate of drive plate removes, be equipped with heart-shaped structure and spring bolt on the lockplate, one side of lockplate is equipped with heart-shaped structure, heart-shaped structure cooperatees with the pilot pin, the opposite side of lockplate is equipped with the spring bolt, the spring bolt cooperates with the knocker, and the height of effectual reduction lock has avoided electric appliance door cover thickess, overweight problem, and whole appearance is pleasing to the eye, removes through knocker control drive plate, drives the linkage of lockplate under the effect of connecting rod, and the lockplate can lock the knocker, realizes locking control.

Description

Door lock device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of electrical equipment's lock, especially a door lock device.

[ background of the invention ]

In order to ensure that the door cover is locked to prevent accidental opening when the household appliance works, as shown in the attached drawing 1, in the existing upper cover type door cover door locking structure, a door hook 104 is arranged on the door cover, and the door hook 104 is matched with an existing door lock 103 to realize locking and unlocking actions; there are the following problems:

the door lock has a large height L, so that the thickness of the door cover is large, and the overall appearance and the cost of the household appliance are influenced.

In order to solve the above technical problems, a door lock device having a more optimized structure is required.

[ Utility model ] content

The utility model discloses an aim at solving the problem among the prior art, provide a door lock device, can reduce the height of lock, avoid the problem that the electrical apparatus door closure is too thick, improve whole pleasing to the eye degree.

In order to achieve the above object, the utility model provides a door lock device, including casing and base member, the externally mounted of base member has casing, its characterized in that: the lock plate is characterized in that a driving plate, a locking plate and a connecting rod are arranged in the shell, the driving plate and the locking plate are movably connected through the connecting rod, the locking plate can be controlled by the driving plate to move under the action of the connecting rod, a heart-shaped structure and a lock tongue are arranged on the locking plate, the heart-shaped structure is arranged on one side of the locking plate and matched with a positioning pin, the lock tongue is arranged on the other side of the locking plate, and the lock tongue is matched with a door hook.

Preferably, the driving plate is movably mounted on the base body, a driving portion is arranged at the end of the driving plate, a slope matched with the door hook is arranged on the side wall of the driving portion, the driving plate is controlled to move under the action of the door hook, and the driving plate and the locking plate are linked through the matching of the connecting rod.

Preferably, the locking plate is movably mounted on the base body through a return spring, the base body is provided with a mounting column for fixing the return spring, and the end part of the return spring is connected with the mounting column.

Preferably, the side wall of the locking plate is provided with a limiting groove, and the base body is provided with a manual releasing plate matched with the limiting groove.

Preferably, the connecting rod is hinged on the base body, and the end part of the connecting rod is sequentially hinged with the driving plate and the locking plate.

Preferably, the connecting rod is hinged to the base body, the base body is further provided with an anti-deviation plate, one end of the connecting rod is sequentially hinged to the driving plate and the locking plate, the other end of the connecting rod is hinged to the anti-deviation plate, an auxiliary anti-deviation portion is arranged on the anti-deviation plate, and an inclined surface is arranged on one side, close to the driving plate, of the auxiliary anti-deviation portion.

the utility model has the advantages that: the utility model discloses a use drive plate, lockplate and connecting rod etc. combine together, and the problem of electrical apparatus door closure thicknessess, overweight has been avoided to the height of effectual reduction lock, and whole appearance is pleasing to the eye, removes through door hook control drive plate, drives the linkage of locking plate under the effect of connecting rod, and the lockplate can lock the door hook, realizes the lock control.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a cross-sectional view of a prior art door lock installed in an appliance;

FIG. 2 is a sectional view of the door lock of the present invention to be installed in an electrical appliance;

fig. 3 is a sectional view of the door lock of the present invention before being installed in an electric appliance;

Fig. 4 is a top view of the door lock of the present invention before being installed in an electric appliance;

Fig. 5 is a sectional view showing a locking/unlocking operation structure of the door lock of the present invention to be installed in an electric appliance;

Fig. 6 is a top view of the locking/unlocking operation structure of the door lock of the present invention to be installed in an electric appliance;

Fig. 7 is a sectional view of the door lock of the present invention after being locked and installed in an electric appliance;

Fig. 8 is a top view of the door lock of the present invention after being installed in an electric appliance and locked;

Fig. 9 is a heating top view of the heart-shaped structure of the locking plate of the present invention;

fig. 10 is an exploded view of the door lock device according to the present invention.

[ detailed description ] embodiments

Example 1

Referring to fig. 2 to 10, the door lock device of the present invention includes a housing 210 and a base 270, the housing 210 is mounted outside the base 270, and the door lock device is characterized in that: the shell 210 is internally provided with a driving plate 220, a locking plate 230 and a connecting rod 250, the driving plate 220 and the locking plate 230 are movably connected through the connecting rod 250, the driving plate 220 can control the locking plate 230 to move under the action of the connecting rod 250, the locking plate 230 is provided with a heart-shaped structure 231 and a locking tongue 232, one side of the locking plate 230 is provided with the heart-shaped structure 231, the heart-shaped structure 231 is matched with a positioning pin 240, the other side of the locking plate 230 is provided with the locking tongue 232, and the locking tongue 232 is matched with the door hook 104. The driving plate 220 is movably mounted on the base 270, a driving portion 222 is disposed at an end of the driving plate 220, a slope 221 matched with the door hook 104 is disposed on a side wall of the driving portion 222, the driving plate 220 is controlled to move under the action of the door hook 104, and the driving plate 220 and the locking plate 230 are linked through the matching of the connecting rod 250. The locking plate 230 is movably mounted on a base 270 through a return spring 260, a mounting column 261 for fixing the return spring 260 is arranged on the base 270, and the end of the return spring 260 is connected with the mounting column 261. The side wall of the locking plate 230 is provided with a limit groove 233, the base 270 is provided with a manual release plate 290 matched with the limit groove 233, and when the door hook cannot move, the manual release plate 290 can be pulled to realize the manual unlocking function. The connecting rod 250 is hinged on the base body 270, and the end part of the connecting rod 250 is hinged with the driving plate 220 and the locking plate 230 in sequence. The connecting rod 250 is hinged to the base 270, the base 270 is further provided with a deviation preventing plate 280, one end of the connecting rod 250 is hinged to the driving plate 220 and the locking plate 230 in sequence, the other end of the connecting rod 250 is hinged to the deviation preventing plate 280, the deviation preventing plate 280 is provided with an auxiliary deviation preventing part 281, and one side, close to the driving plate 220, of the auxiliary deviation preventing part 281 is provided with an inclined plane.

Example 2

Referring to fig. 2 to 10, the difference from the above embodiment 1 lies in: the connecting rod 250 is hinged to the base 270, the base 270 is further provided with a deviation preventing plate 280, one end of the connecting rod 250 is hinged to the driving plate 220 and the locking plate 230, the other end of the connecting rod 250 is hinged to the deviation preventing plate 280, the deviation preventing plate 280 is provided with an auxiliary deviation preventing portion 281, and one side, close to the driving plate 220, of the auxiliary deviation preventing portion 281 is provided with an inclined surface.

The utility model discloses the working process:

The utility model relates to a door lock device's theory of operation does:

referring to fig. 3 and 4, a cross-sectional view of a lock before the door lock is mounted on an electrical appliance, where a heart-shaped structure 231 of a lock plate 230 is at an unlock position a, a locking tongue 232 of the lock plate 230 is at an unlock state, a door hook 104 can freely enter and exit, and a deviation preventing plate 280 is disposed on one side of a driving plate 220 to prevent the left and right position deviation of the door hook 104.

principle of locking action:

As shown in fig. 5 and 6, when the door hook 104 is lifted in the direction a and contacts the slope 221 of the actuator plate 220, the actuator plate 220 is moved in the direction B, the locking plate 230 is also moved in the direction C by the link 250, and the positioning pin 240 goes from the position a to the position B of the heart-shaped structure 231 of the locking plate 230.

as shown in fig. 7 and 8, when the door hook 104 is retracted, the locking plate 230 is moved in the direction C' by the return spring 260, and the positioning pin 240 moves from the position b to the position C of the heart-shaped structure. At this time, the locking tongue 232 of the locking plate 230 extends into the door hook 104, so that the door hook 104 is fixed, and locking is achieved.

principle of unlocking action:

As shown in fig. 5 and 6, when the door hook 104 is lifted up again in the direction a and contacts the slope 221 of the actuator plate 220, the actuator plate 220 is moved in the direction B, the locking plate 230 is also moved in the direction C by the link 250, and the positioning pin 240 goes from the position C to the position d of the heart-shaped structure 231 of the locking plate 230.

as shown in fig. 7 and 8, when the door hook 104 is retracted, the locking plate 230 is moved in the direction C' by the return spring 260, and the positioning pin 240 moves from the position d of the heart 231 to the position a; at this time, the position of the lock plate 230 is fixed, the locking tongue 232 of the lock plate 230 does not extend into the door hook, and the door hook 104 can freely enter and exit, thereby realizing the unlocking action.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. A door lock device comprising a housing (210) and a base (270), the housing (210) being mounted to an exterior of the base (270), characterized in that: be equipped with drive plate (220), locking plate (230) and connecting rod (250) in casing (210), drive plate (220), locking plate (230) pass through connecting rod (250) swing joint, under the effect of connecting rod (250), the steerable locking plate (230) of drive plate (220) remove, be equipped with heart-shaped structure (231) and spring bolt (232) on locking plate (230), one side of locking plate (230) is equipped with heart-shaped structure (231), heart-shaped structure (231) cooperate with pilot pin (240), the opposite side of locking plate (230) is equipped with spring bolt (232), spring bolt (232) cooperate with door hook (104).

2. a door lock device according to claim 1, wherein: the driving plate (220) is movably mounted on the base body (270), a driving portion (222) is arranged at the end portion of the driving plate (220), a slope (221) matched with the door hook (104) is arranged on the side wall of the driving portion (222), the driving plate (220) is controlled to move under the action of the door hook (104), and the driving plate (220) and the locking plate (230) are linked through the matching of the connecting rod (250).

3. a door lock device according to claim 1, wherein: the locking plate (230) is movably mounted on a base body (270) through a return spring (260), a mounting column (261) used for fixing the return spring (260) is arranged on the base body (270), and the end part of the return spring (260) is connected with the mounting column (261).

4. A door lock device according to claim 1, wherein: the side wall of the locking plate (230) is provided with a limit groove (233), and the base body (270) is provided with a manual release plate (290) matched with the limit groove (233).

5. A door lock device according to claim 1, wherein: the connecting rod (250) is hinged to the base body (270), and the end part of the connecting rod (250) is sequentially hinged to the driving plate (220) and the locking plate (230).

6. A door lock device according to claim 1, wherein: the utility model discloses a motor vehicle anti-deviation device, including base body (270), connecting rod (250), lockplate (230), connecting rod (250), connecting rod (270) are articulated to be installed on base body (270), base body (270) are still gone up and are installed anti-deviation board (280), the one end of connecting rod (250) is articulated mutually with drive plate (220), lockplate (230) in proper order the other end of connecting rod (250) is articulated mutually with anti-deviation board (280), be equipped with supplementary anti-deviation portion (281) on anti-deviation board (280), one side that supplementary anti-deviation portion (281) are close to.