Novel vehicle-mounted refrigerator switch lock with hinge function

Abstract

The novel vehicle-mounted refrigerator switch lock with the hinge function comprises a lock shell and a spring bolt assembly, the spring bolt assembly comprises a spring bolt and a spring, a movable cavity used for installing the spring bolt is formed in the lock shell, the spring is installed in the movable cavity, one end of the spring is connected with the spring bolt, a lock groove is formed in the lock shell, and one end of the spring bolt extends into the lock groove; rolling assemblies are arranged on the cavity walls of the two sides of the movable cavity, each rolling assembly comprises a plurality of rolling columns, a plurality of mounting cavities are formed in the cavity wall of the movable cavity, the rolling columns are rotatably mounted in the mounting cavities, and the spring bolts are in contact connection with the outer cylindrical surfaces of the rolling columns in the moving process in the movable cavities. According to the switch lock, the cover plate on the vehicle-mounted refrigerator can be conveniently opened or closed, and the switch lock also has the function of a hinge; and moreover, the rolling columns are arranged on the cavity wall of the movable cavity, so that the contact friction force of the spring bolt and the movable cavity can be effectively reduced, and the matching smoothness of the spring bolt and the movable cavity is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigerator switch locks, and in particular to a novel vehicle-mounted refrigerator switch lock with a hinge function. Background Art

[0002] Car refrigerators refer to refrigerators that can be carried in cars. Car refrigerators are a new generation of refrigeration and cooling appliances popular in the international market in recent years. There are two main types of car refrigerators on the market. One is a semiconductor car refrigerator, which relies on electronic chips for refrigeration; the other is a compressor car refrigerator. The compressor is a traditional technology of traditional refrigerators, with a low refrigeration temperature of -18 degrees 10 degrees. It has high refrigeration efficiency, can make ice, keep fresh, and has a large volume.

[0003] Existing vehicle refrigerators and cover plates are usually joined together by magnetic attraction, which is prone to failure after a long time. Utility Model Content

[0004] The problem to be solved by the utility model is to provide a new type of vehicle refrigerator switch lock with a hinge function. The switch lock of the utility model can conveniently open or close the cover on the vehicle refrigerator and can also have the function of a hinge; and, by arranging a rolling column on the cavity wall of the active cavity, the friction between the lock tongue and the active cavity can be effectively reduced, thereby improving the smoothness of the cooperation between the lock tongue and the active cavity.

[0005] The utility model provides a technical solution to solve the above problems: a novel vehicle refrigerator switch lock with a hinge function, comprising a lock shell and a lock tongue assembly, the lock tongue assembly comprising a lock tongue and a spring, an active cavity for installing the lock tongue is arranged in the lock shell, the spring is installed in the active cavity and one end is connected to the lock tongue, a lock slot is arranged on the lock shell, one end of the lock tongue extends into the lock slot; rolling assemblies are arranged on the cavity walls on both sides of the active cavity, the rolling assembly comprises a plurality of rolling columns, a plurality of installation cavities are arranged on the cavity wall of the active cavity, the rolling column is rotatably installed in the installation cavity, and the lock tongue is in contact and connection with the outer cylindrical surface of the rolling column during movement in the active cavity.

[0006] Preferably, the locking tongue comprises a connecting section and a snap-fit ​​section, and the snap-fit ​​section is disposed at one end of the connecting section.

[0007] Preferably, the engaging section is conical or arc-shaped.

[0008] Preferably, the connecting section and the clamping section are integrally formed.

[0009] Preferably, a positioning column is provided at one end of the connecting section away from the clamping section, one end of the spring is sleeved on the positioning column, and the other end passes through the mounting hole in the movable cavity.

[0010] Preferably, a locking plate is provided on the upper portion of the movable cavity, and the locking plate covers the movable cavity.

[0011] Preferably, push blocks are provided on the upper and lower end surfaces of the lock tongue, and movable grooves cooperating with the push blocks are provided on the lower end surfaces of the lock plate and the movable cavity.

[0012] Preferably, the lock housing is made of zinc alloy material.

[0013] Compared with the prior art, the advantages of the utility model are: the switch lock of the utility model can conveniently open or close the cover on the car refrigerator, and can also have the function of a hinge; and, by arranging a rolling column on the cavity wall of the active cavity, the friction between the lock tongue and the active cavity can be effectively reduced, thereby improving the smoothness of the cooperation between the lock tongue and the active cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the utility model after the lock plate is removed;

[0017] Figure 3 It is a schematic diagram of the utility model after the lock plate and the lock tongue assembly are removed;

[0018] Figure 4 It is a schematic diagram of a lock plate of the utility model.

[0019] The attached drawings are marked with: 1. lock housing, 2. lock plate, 3. push block, 4. snap-fit ​​section, 5. movable groove, 6. lock groove, 7. connecting section, 8. positioning column, 9. spring, 10. movable cavity, 11. rolling column. DETAILED DESCRIPTION

[0020] The following will describe the implementation methods of the present invention in detail with reference to the accompanying drawings and embodiments, so that the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0021] In the description of the present invention, it should be noted that directional words, such as the terms "center", "lateral", "longitudinal", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating directions and positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of narrating the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific scope of protection of the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first" and "second" features can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise specified and limited, the terms "assembly", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can also be a mechanical connection; it can be directly connected, or it can be connected through an intermediate medium, or the two elements can be internally connected. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] It should be understood that when used in this specification and the appended claims, the terms "include" and "comprises" indicate the presence of described features, integers, steps, operations, elements and / or components, but do not exclude the presence or addition of one or more other features, integers, steps, operations, elements, components and / or combinations thereof.

[0025] It should also be understood that the terms used in this utility model embodiment specification are only for the purpose of describing specific embodiments and are not intended to limit the utility model embodiments. As used in the utility model embodiment specification and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include plural forms.

[0026] A specific embodiment of the utility model is shown in the accompanying drawings. A novel vehicle refrigerator switch lock with a hinge function comprises a lock shell 1 and a lock tongue assembly, wherein the lock tongue assembly comprises a lock tongue and a spring 9, wherein an active cavity 10 for installing the lock tongue is arranged in the lock shell 1, wherein the spring 9 is installed in the active cavity 10 and one end of the spring is connected to the lock tongue, wherein a lock slot 6 is arranged on the lock shell, wherein one end of the lock tongue extends into the lock slot 6; rolling assemblies are arranged on the cavity walls on both sides of the active cavity 10, wherein the rolling assemblies comprise a plurality of rolling cylinders 11, wherein a plurality of mounting cavities are arranged on the cavity walls of the active cavity 10, wherein the rolling cylinders 11 are rotatably mounted in the mounting cavity, and wherein the lock tongue contacts and is connected with the outer cylindrical surface of the rolling cylinders 11 during movement in the active cavity 10.

[0027] The switch lock of the above scheme can conveniently open or close the cover on the car refrigerator, and can also serve as a hinge; and, by arranging a rolling column on the cavity wall of the movable cavity, the friction between the lock tongue and the movable cavity can be effectively reduced, thereby improving the smoothness of the cooperation between the lock tongue and the movable cavity.

[0028] In this embodiment, the locking tongue includes a connecting section 7 and a clamping section 4, and the clamping section 4 is provided at one end of the connecting section 7. Further, the clamping section 4 is conical or arc-shaped, a conical or arc-shaped clamping section. Furthermore, in order to improve the stability of the connection between the connecting section and the clamping section, the connecting section 7 and the clamping section 4 are integrally formed.

[0029] The specific installation method of the spring is as follows: a positioning column 8 is provided at one end of the connecting section 7 away from the clamping section 4 , one end of the spring 9 is sleeved on the positioning column 8 , and the other end passes through the installation hole in the active cavity 10 .

[0030] Among them, in order to facilitate the installation of the lock tongue assembly, a lock plate 2 is provided on the upper part of the active cavity 10, and the lock plate 2 covers the active cavity 10. When installing the lock tongue assembly, the lock plate is first removed from the lock shell, and then the lock tongue assembly is installed. After the lock tongue assembly is installed, the lock plate is covered.

[0031] As another embodiment of the utility model, push blocks 3 are provided on the upper and lower end surfaces of the lock tongue, and movable grooves 5 cooperating with the push blocks 3 are provided on the lower end surfaces of the lock plate 2 and the movable cavity 10. When in use, the push block can be pushed to compress the spring so that the lock tongue can be retracted into the movable cavity, which can reduce the collision between the lock tongue and the card column during installation and effectively improve the service life of the lock tongue assembly.

[0032] Wherein, the lock shell is made of zinc alloy material.

[0033] It should be noted that the installation method of the present application can refer to the applicant's previous utility model patent with patent application number CN202220890495.X. An installation groove is provided on the upper part of the car refrigerator, and an openable and closable cover plate is installed in the installation groove. Switch locks are installed on the four corners of the cover plate, and a card column matching the lock slot is installed at the position corresponding to the switch lock in the installation groove. When installing the cover plate, you only need to align the four switch locks on the cover plate with the card column and press it, and the card column will engage with the lock slot.

[0034] When the cover is closed, the card column enters the lock slot, and the card head limits the card column, and the cover is closed on the car refrigerator; when the cover needs to be opened, it is only necessary to apply a certain force to lift one end of the cover, at this time, the lock tongue retracts into the activity under the action of the card column, so that the card column is disengaged from the lock slot, and the cover can be opened, and the switch lock on the other side can act as a hinge, playing the role of a rotating connection.

[0035] The above description is only for the best embodiment of the utility model, but it cannot be understood as a limitation of the claims. The utility model is not limited to the above embodiments, and its specific structure is allowed to be changed. All changes made within the protection scope of the independent claims of the utility model are within the protection scope of the utility model.

Claims

1. A novel vehicle refrigerator switch lock with hinge function, comprising a lock housing (1) and a lock tongue assembly, wherein the lock tongue assembly comprises a lock tongue and a spring (9), wherein an active cavity (10) for mounting the lock tongue is arranged in the lock housing (1), wherein the spring (9) is mounted in the active cavity (10) and one end of the spring is connected to the lock tongue, wherein a lock groove (6) is arranged on the lock housing (1), wherein one end of the lock tongue extends into the lock groove (6); wherein the lock housing (1) comprises a lock tongue assembly, wherein the lock tongue assembly ... The cavity walls on both sides of the movable cavity (10) are provided with rolling assemblies, the rolling assemblies comprising a plurality of rolling columns (11), the cavity walls of the movable cavity (10) are provided with a plurality of mounting cavities, the rolling columns (11) are rotatably mounted in the mounting cavities, and the locking tongue is in contact and connection with the outer cylindrical surface of the rolling columns (11) during movement in the movable cavity (10).

2. According to claim 1, the novel vehicle refrigerator switch lock with hinge function is characterized in that: The locking tongue comprises a connecting section (7) and a clamping section (4), wherein the clamping section (4) is provided at one end of the connecting section (7).

3. The novel vehicle refrigerator switch lock with hinge function according to claim 2 is characterized in that: The clamping section (4) is conical or arc-shaped.

4. The novel vehicle refrigerator switch lock with hinge function according to claim 3 is characterized in that: The connecting section (7) and the clamping section (4) are formed in one piece.

5. A novel vehicle refrigerator switch lock with hinge function according to claim 2 or 3, characterized in that: A positioning column (8) is provided at one end of the connecting section (7) away from the clamping section (4); one end of the spring (9) is sleeved on the positioning column (8) and the other end passes through the mounting hole in the active cavity (10).

6. The novel vehicle refrigerator switch lock with hinge function according to claim 1 is characterized in that: A locking plate (2) is provided on the upper part of the movable cavity (10), and the locking plate (2) covers the movable cavity (10).

7. The novel vehicle refrigerator switch lock with hinge function according to claim 6 is characterized in that: Push blocks (3) are arranged on the upper and lower end surfaces of the lock tongue, and movable grooves (5) cooperating with the push blocks (3) are arranged on the lower end surfaces of the lock plate (2) and the movable cavity (10).

8. The novel vehicle refrigerator switch lock with hinge function according to claim 1 is characterized in that: The lock housing (1) is made of zinc alloy material.

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