CN211397028U - Refrigerator with door lock - Google Patents

Abstract

The utility model relates to the technical field of refrigerators, and discloses a refrigerator with a door lock, the door lock comprises a lock catch and a lock head, the lock catch is arranged in a groove of a box body, thereby hiding the lock catch in the box body, avoiding the lock catch from directly protruding out of the box body, not only ensuring the integral aesthetic property of the opened refrigerator, but also avoiding the potential safety hazard caused by the protruding lock catch hooking the body of a user, furthermore, the lock head is arranged at the side part of the box door, avoiding the front opening installation of the box door, being suitable for the glass door requirement of the refrigerator, particularly, closing the box door, driving the lock core to rotate by a key, further driving the lock tongue to rotate by a transmission mechanism, extending out from the box door and locking with the lock catch on the box body, when the lock head is opened, driving the lock core to rotate by the reverse rotation of the key, further driving the lock core to rotate by, the integral aesthetic property of the refrigerator is ensured.

Description

Refrigerator with door lock

Technical Field

The utility model relates to a technical field of refrigerator especially relates to a refrigerator with lock.

Background

With the improvement of living standard of people, various demands for refrigerators are increasing. In order to prevent the stored articles in the refrigerator from being stolen or prevent the children from playing wrong operations, more and more refrigerators adopt refrigerator door locks.

The existing refrigerator door lock comprises a lock catch and a lock head, wherein the lock catch directly protrudes out of a refrigerator body, when the door lock is locked, a lock tongue of the lock head extends out of the upper end or the lower end of a refrigerator door to form a locking state with the lock catch, so that the refrigerator door is locked, however, the lock catch protrudes out of the refrigerator body, when the refrigerator door is opened, the lock catch is directly exposed outside the refrigerator body, the integral attractiveness of the refrigerator is influenced, and a user is easily hung by the lock catch to hurt the body when taking a refrigerator, so that potential safety hazards exist; moreover, the existing lock head is generally installed on the front surface of the refrigerator door, which also affects the overall aesthetic property of the refrigerator, and in some refrigerators needing glass doors, the lock head installed on the front surface of the glass door with a hole is difficult to process and has a high rejection rate.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the lock catch of the existing refrigerator door lock directly protrudes out of the refrigerator body, so that the overall attractiveness of the refrigerator is influenced, and potential safety hazards also exist; meanwhile, the existing refrigerator door lock is arranged on the front side of the refrigerator door, so that the overall attractiveness of the refrigerator is affected.

In order to solve the above technical problems, the present invention provides a refrigerator with a door lock, which comprises,

a box body and a box door,

be equipped with the recess on the box with be equipped with the lock between the chamber door, the lock includes:

the lock catch is arranged in the groove;

the tapered end, the tapered end is located the lateral part of chamber door, the tapered end includes: the lock comprises a lock cylinder, a transmission mechanism and a lock tongue;

the lock cylinder is connected with the lock tongue through the transmission mechanism, and the lock cylinder drives the lock tongue to rotate and extend out of the box door to be locked with the lock catch; or the lock cylinder drives the lock tongue to rotate and retract into the box door to be separated from the lock catch for unlocking.

Further preferably, the groove faces the box door, a first cover body is detachably arranged on the groove, the first cover body is flush with the front end face of the box body, and a first opening for the bolt to extend into is formed in the first cover body.

Preferably, the lock catch comprises a body, the body is provided with a buckling part buckled and locked with the lock tongue, and the body is provided with a connecting hole connected with the groove.

Further preferably, the door includes a door opening for opening the door,

the door body outer frame is internally provided with a cavity for mounting the lock head, the side part of the door body outer frame is provided with a mounting hole communicated with the cavity, and the door body outer frame is provided with a second opening for the bolt to extend out towards the box body side;

the panel is arranged in the door body outer frame.

Further preferably, the two sides of the upper end of the door body outer frame are respectively provided with the cavity for installing the lock head, the installation hole corresponding to the cavity and the second opening.

Further preferably, a second cover body used for covering the cavity is arranged on the door body outer frame, the second cover body is detachably connected with the door body outer frame, and the second opening is formed in the second cover body.

Further preferably, the refrigerator with door lock further comprises,

the lock comprises a lock support, wherein the lock support is used for installing the lock head, a fixing hole is formed in one end, close to the lock tongue, of the lock support, and a connecting column corresponding to the fixing hole is arranged in the cavity.

Further preferably, the transmission mechanism includes,

one end of the connecting rod is connected with the lock cylinder, and the other end of the connecting rod is provided with a second gear;

the first gear is in meshed transmission with the second gear;

one end of the rotating shaft is connected with the lock tongue, and the other end of the rotating shaft is connected with the first gear;

the rotating shaft is rotatably connected with the lock bracket and is perpendicular to the connecting rod.

Further preferably, the first gear and the second gear are both bevel gears, and the gear ratio of the first gear to the second gear is 1: 2.

The embodiment of the utility model provides a refrigerator with lock, compared with the prior art, its beneficial effect lies in:

the refrigerator with the door lock provided by the embodiment of the utility model is characterized in that the door lock is arranged between the refrigerator body and the door, the door lock comprises a lock catch and a lock head, the lock catch is arranged in the groove of the refrigerator body, thereby the lock catch is hidden in the refrigerator body, the lock catch is prevented from directly protruding out of the refrigerator body, the integral aesthetic property of the opened refrigerator can be ensured, and the safety hidden trouble caused by the fact that the protruding lock catch hooks the body of a user can be avoided, furthermore, the lock head is arranged at the side part of the door, the installation of the front opening of the door is avoided, the requirement of the glass door of the refrigerator can be met, in particular, the lock head comprises a lock core, a transmission mechanism and a lock tongue, the lock core is connected with the lock tongue through the transmission mechanism to drive the lock tongue to extend out of the door and lock the lock catch or drive the lock tongue to retract into the door to separate, when the refrigerator is opened, the key rotates reversely to drive the lock cylinder to rotate, then the transmission mechanism drives the lock tongue to rotate, the lock tongue is separated from the lock catch and retracts into the refrigerator door, and therefore the hidden effect of the lock head is achieved, and the overall attractiveness of the refrigerator is guaranteed.

Drawings

Fig. 1 is a schematic structural view of a refrigerator with a door lock according to an embodiment of the present invention;

fig. 2 is a schematic view of an unlocked state of the refrigerator having a door lock according to the embodiment of the present invention;

fig. 3 is a schematic view of a locked state of the refrigerator having a door lock according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a refrigerator door according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the inner side of the refrigerator door according to the embodiment of the present invention;

FIG. 6 is a schematic view of a partial structure of a refrigerator body according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a lock catch according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a lock head of the embodiment of the present invention;

fig. 9 is a schematic top view of the lock head of the embodiment of the present invention;

fig. 10 is an exploded schematic view of the lock of the embodiment of the present invention.

In the figure, 10, a box body; 20. a box door; 30. locking; 40. a lock head; 50. a lock bracket; 101. a groove; 102. a first cover body; 103. a first opening; 201. a door body outer frame; 202. a panel; 203. a cavity; 204. mounting holes; 205. a second cover body; 206. a second opening; 207. connecting columns; 301. a body; 302. a fastening part; 303. connecting holes; A. a transmission mechanism; 401. a lock cylinder; 402. a latch bolt; 403. a connecting rod; 404. a first gear; 405. a second gear; 406. a rotating shaft; 501. a fixing hole; 502. a claw; 503. avoiding the groove.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The door lock in the embodiment is not only suitable for refrigerators, but also can be used in occasions where door locks are arranged on outer frames of household appliance doors such as wine cabinets, refrigerators or disinfection cabinets.

As shown in fig. 1 to 10, the refrigerator with a door lock according to the preferred embodiment of the present invention includes a box body 10 and a box door 20, the door lock is disposed between the box body 10 and the box door 20, the door lock includes a lock catch 30 and a lock head 40, a groove 101 is disposed on the box body 10, and the lock catch 30 is disposed in the groove 101, so as to hide the lock catch 30 in the box body 10, and prevent the lock catch 30 from directly protruding out of the box body 10, thereby not only ensuring the overall aesthetic property of the opened refrigerator, but also preventing the protruding lock catch 30 from hooking the body of the user to cause a safety hazard; further, the lock 40 is disposed at a side portion of the door 20, avoiding installation in a front opening of the door 20, and being capable of meeting requirements of a glass door of a refrigerator, specifically, the lock 40 includes a lock cylinder 401, a transmission mechanism a and a lock tongue 402, the lock cylinder 401 is connected with the lock tongue 402 through the transmission mechanism a to drive the lock tongue 402 to rotate to extend out of the door 20 and lock with the latch 30 or drive the lock tongue 402 to rotate to retract into the door 20 and to disengage from the latch 30, and the door 20 is closed, the lock cylinder 401 is driven to rotate by a key to drive the lock tongue 402 to rotate through the transmission mechanism a, and then the lock tongue 402 is driven to rotate from the door 20 and extend out of the lock with the latch 30 to lock with the latch 30 on the box body 10, and when the refrigerator is opened, the lock cylinder 401 is driven to rotate by a reverse rotation of the key to drive the.

Further, the groove 101 is disposed toward the box door 20 so that the box door 20 can be smoothly locked with the latch 402 disposed on the box door 20 when being closed, the first cover 102 is detachably disposed on the groove 101, the first cover 102 is flush with the front end surface of the box body 10, and the latch 30 is hidden in the box body 10 through the first cover 102, so as to ensure the overall aesthetic property of the refrigerator after the box door 20 is opened, the first cover 102 is provided with the first opening 103 for the latch 402 to extend into, so that the latch 402 can smoothly extend into the groove 101 of the box body 10 through the first opening 103 to be locked with the latch 30 in a buckling manner.

More specifically, the lock catch 30 includes a body 301, the body 301 has an engaging portion 302 engaging with the latch 402 for locking, in this embodiment, the engaging portion 302 is a bending groove formed by bending one end of the body 301 outwards, the latch 402 is hooked in the bending groove for locking and fixing, and the latch 402 is separated from the bending groove for unlocking and opening. Further, the body 301 is provided with a connecting hole 303 connected with the groove 101, the latch 30 passes through the connecting hole 303 to be connected with the groove 101 through a connecting piece, generally, the connecting piece is preferably a screw or the like, the latch 30 passes through the connecting hole 303 to be connected and fixed with the groove 101 through a connecting piece such as a screw or the like, so that the latch 30 is convenient to detach from the box body 10, in order to meet different use requirements, the latch 30 can be detached from the box body 10 to change the installation position, for example, the grooves 101 are respectively arranged on two sides of the box body 10, the position of the latch 30 can be exchanged left and right, and when the position of the latch 30 is changed, the position of the corresponding lock 40.

In this embodiment, the door 20 includes a door outer frame 201 and a panel 202 disposed in the door outer frame 201, a cavity 203 for installing the lock head 40 is disposed in the door outer frame 201, the lock head 40 is disposed in the cavity 203 to hide the lock head 40 and ensure an aesthetic appearance, and on the other hand, a space required for the rotation of the lock tongue 402 can be ensured, a mounting hole 204 communicated with the cavity 203 is disposed on a side portion of the door outer frame 201 to avoid opening a hole on the front side of the door 20, a lock core 401 is disposed in the mounting hole 204, so that an unlocking key is matched with the lock core 401 to drive the lock core 401 to rotate, a second opening 206 for the lock tongue 402 to extend out is disposed on the door outer frame 201 toward the box 10, the lock tongue 402 extends out through the second opening 206 to be locked with the lock catch 30 on the box 10 or retracted into the cavity 203 to be unlocked, generally, the door outer frame 201, The lock head 40 is made of plastic or glass, so that when the lock head is installed, the installation of a hole on the panel 202 can be avoided, the limitation of the material of the panel 202 can be avoided, and the adaptability is strong.

Further, both sides of the upper end of the door body outer frame 201 are provided with a cavity 203 for installing the lock head 40, and an installation hole 204 and a second opening 206 corresponding to the cavity 203, so that left and right exchange of the installation position of the lock head 40 can be realized in some specific occasions, and further exchange of the opening and closing position of the door 20 is realized, so as to meet different use requirements, it should be noted that the cavity 203 for installing the lock head 40 can also be arranged at the lower end of the door body outer frame 201, and particularly can be determined according to the use requirements.

Preferably, a second cover 205 for covering the cavity 203 is disposed on the door body frame 201, the second cover 205 is detachably connected to the door body frame 201, the second opening 206 is disposed on the second cover 205, and the lock 40 is better hidden in the door body frame 201 through the second cover 205, so as to ensure the integrity and the aesthetic property of the door body frame 201, generally, the second cover 205 can be detachably connected to the door body frame 201 through screws or buckles, and thus, the replacement, the maintenance, and the like of the lock 40 are facilitated.

The refrigerator with the door lock in the embodiment further comprises a lock support 50, the lock support 50 is used for installing the lock head 40, the compactness of the structure can be effectively guaranteed by integrating the lock head 40 in the lock support 50, the installation and the disassembly are convenient, one end, close to the lock tongue 402, of the lock support 50 is provided with a fixing hole 501, a connecting column 207 corresponding to the fixing hole 501 is arranged in the cavity 203, the lock support 50 is fixed in the cavity 203 through the fixing hole 501 and the connecting column 207 in the cavity 203 which are connected with the lock support 50 through connecting pieces such as screws or pins and the like, the fixing hole 501 is arranged at a position close to the lock tongue 402, the stability of the lock tongue 402 during the rotation locking or unlocking is guaranteed, the unstable phenomenon caused by the swinging in the unlocking or locking process is avoided, in order to further stabilize the lock support 50, a clamping jaw 502 used for being connected with the door body outer. The lock bracket 50 in this embodiment is further provided with an arc-shaped avoiding groove 503, the avoiding groove 503 is disposed at an end of the lock bracket 50 close to the latch 402, and the latch 402 can rotate along the arc-shaped avoiding groove 503 under the driving of the transmission mechanism a to extend out of the door 20 and lock with the latch 30 or retract into the door 20 to be hidden.

Further, the transmission mechanism a in this embodiment includes a connecting rod 403, a first gear 404 and a rotating shaft 406, the rotating shaft 406 is rotatably connected to the lock bracket 50 and is disposed perpendicular to the connecting rod 403, one end of the connecting rod 403 is connected to the lock cylinder 401, the other end of the connecting rod 403 is provided with a second gear 405 capable of engaging with the first gear 404 for transmission, one end of the rotating shaft 406 is connected to the latch bolt 402, and the other end of the rotating shaft 406 is connected to the first gear 404, specifically, the lock cylinder 401 is rotated by a key, and the connecting rod 403 is further rotated to engage with the first gear 404 for transmission, the first gear 404 drives the rotating shaft 406 to rotate to drive the rotating latch bolt 402 to rotate to extend out of the door 20 to lock with the latch 30 or retract to the door 20 for unlocking, because the rotating shaft 406 is disposed perpendicular to the connecting rod 403, thus, it is possible to achieve mutual perpendicular input torque and output torque, when installing, the lock head 40, the keyhole for inserting the key of the lock cylinder 401 is disposed at the side of the box door 20, the key is inserted from the side of the box door 20 to drive the lock cylinder 401 to rotate at the side of the box door 20, and the key is transmitted to the lock tongue 402 to rotate in the horizontal direction to be locked with the lock catch 30 on the box body 10.

In this embodiment, the first gear 404 and the second gear 405 are preferably bevel gears, the bevel gears are convenient to machine and assemble, the requirement on precision of parts is low, and mass production is easy to achieve, and it should be noted that the meshing transmission of the first gear 404 and the second gear 405 can also be replaced by worm and gear transmission, the gear ratio of the first gear 404 to the second gear 405 is 1:2, that is, the second gear 405 rotates 180 °, and the first gear 404 rotates 90 °. The first gear 404 is connected with the bolt 402 through the rotating shaft 406, the rotation angle of the bolt 402 is consistent with that of the first gear 404, the second gear 405 is connected with the lock cylinder 401, the rotation space of the second gear 405 can be ensured, large-angle rotation can be realized, the bolt 402 rotates on the horizontal plane, the rotation space is limited, and therefore small-angle rotation is set to ensure normal function of the bolt.

The utility model discloses a refrigerator with lock's working process does: from the open state to the closed state, a key is required to be inserted into the lock cylinder 401 and rotate 180 degrees, the lock cylinder 401 drives the second gear 405 to rotate 180 degrees, the second gear 405 is meshed for transmission to enable the first gear 404 to rotate 90 degrees, the bolt 402 is driven by the rotating shaft 406 to be screwed out of the box door 20 and matched with the lock catch 30 to form a locking state, and the box door 20 cannot be opened; from a closed state to an open state, a key is inserted into the lock cylinder 401 and rotates 180 degrees in a reverse direction, the lock cylinder 401 can drive the second gear 405 to rotate 180 degrees in a reverse direction, the second gear 405 is meshed for transmission to enable the first gear 404 to rotate 90 degrees in a reverse direction, the bolt 402 retracts into the box door 20 under the driving of the rotating shaft 406 and is separated from the lock catch 30 to form an unlocking state, the box door 20 can be opened, the door lock is in an opening state, the bolt 402 retracts into the box door 20 at the moment, due to the meshing of the first gear 404 and the second gear 405, the bolt 402 and the lock cylinder 401 interact in a torque mode, the lock cylinder 401 does not rotate, and the bolt 402 is guaranteed.

To sum up, the utility model discloses a refrigerator with lock, including hasp 30 and tapered end 40, hasp 30 sets up in recess 101 of box 10, thereby hide hasp 30 in box 10, avoid the direct protruding box 10 setting of hasp 30, can not only guarantee the whole aesthetic property after the refrigerator is opened, and can also avoid convex hasp 30 hook user's health and take place the potential safety hazard, furthermore, tapered end 40 sets up the lateral part at chamber door 20, avoid the installation of the positive trompil at chamber door 20, can adapt to the glass door demand of refrigerator, concretely, tapered end 40 includes lock core 401, drive mechanism A and spring bolt 402, lock core 401 is connected with spring bolt 402 through drive mechanism A and drives spring bolt 402 and rotate to stretch out chamber door 20 and hasp 30 locking or drive spring bolt 402 and rotate and retract to break away from the unblock with hasp 30 in chamber door 20, chamber door 20 is closed, drive lock core 401 through the key and then drive spring bolt 402 through drive mechanism A and rotate and stretch out from chamber door 20 and stretch out with box 10 with box 20 The lock catch 30 on the refrigerator door is buckled and locked, when the refrigerator door is opened, the key rotates reversely to drive the lock cylinder 401 to rotate, then the transmission mechanism A drives the bolt 402 to rotate, the bolt 402 is separated from the lock catch 30 and retracts into the refrigerator door 20, therefore, the hidden effect of the lock head 40 is achieved, and the overall attractiveness of the refrigerator is guaranteed.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (9)

1. A refrigerator having a door lock, which includes,

a box body and a box door, which is characterized in that,

be equipped with the recess on the box with be equipped with the lock between the chamber door, the lock includes:

the lock catch is arranged in the groove;

the tapered end, the tapered end is located the lateral part of chamber door, the tapered end includes: the lock comprises a lock cylinder, a transmission mechanism and a lock tongue;

the lock cylinder is connected with the lock tongue through the transmission mechanism, and the lock cylinder drives the lock tongue to rotate and extend out of the box door to be locked with the lock catch; or the lock cylinder drives the lock tongue to rotate and retract into the box door to be separated from the lock catch for unlocking.

2. The refrigerator with the door lock according to claim 1, wherein the groove is disposed toward the door, a first cover is detachably disposed on the groove, the first cover is flush with a front end surface of the refrigerator body, and a first opening for the bolt to extend into is disposed on the first cover.

3. The refrigerator of claim 2, wherein the latch includes a body having a locking portion for locking with the latch, and the body is provided with a connecting hole for connecting with the recess.

4. The refrigerator with door lock according to any one of claims 1 to 3, wherein the door includes,

the door body outer frame is internally provided with a cavity for mounting the lock head, the side part of the door body outer frame is provided with a mounting hole communicated with the cavity, and the door body outer frame is provided with a second opening for the bolt to extend out towards the box body side;

the panel is arranged in the door body outer frame.

5. The refrigerator with the door lock according to claim 4, wherein the cavity for installing the lock head, the installation hole corresponding to the cavity and the second opening are provided on both sides of the upper end of the door body outer frame.

6. The refrigerator with the door lock according to claim 5, wherein a second cover for covering the cavity is provided on the door outer frame, the second cover is detachably connected to the door outer frame, and the second opening is provided on the second cover.

7. The refrigerator with door lock according to claim 6, wherein the refrigerator with door lock further comprises,

the lock comprises a lock support, wherein the lock support is used for installing the lock head, a fixing hole is formed in one end, close to the lock tongue, of the lock support, and a connecting column corresponding to the fixing hole is arranged in the cavity.

8. The refrigerator with door lock according to claim 7, wherein the transmission mechanism includes,

one end of the connecting rod is connected with the lock cylinder, and the other end of the connecting rod is provided with a second gear;

the first gear is in meshed transmission with the second gear;

one end of the rotating shaft is connected with the lock tongue, and the other end of the rotating shaft is connected with the first gear;

the rotating shaft is rotatably connected with the lock bracket and is perpendicular to the connecting rod.

9. The refrigerator of claim 8, wherein the first gear and the second gear are both bevel gears, and a gear ratio of the first gear to the second gear is 1: 2.

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