CN211650921U

CN211650921U - Liquid level detection structure of refrigerator oxygen control fresh-keeping module

Info

Publication number: CN211650921U
Application number: CN201922178434.1U
Authority: CN
Inventors: 陈善中
Original assignee: Foshan Shunde Gelinmei Electronic Product Co ltd
Current assignee: Foshan Shunde Gelinmei Electronic Product Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-10-09
Anticipated expiration: 2029-12-06

Abstract

The utility model relates to a liquid level detection structure of an oxygen control and fresh-keeping module of a refrigerator, which comprises a module main body; the method is characterized in that: the module main body is provided with a liquid storage cavity for storing liquid and a liquid level detection device for detecting the liquid level in the liquid storage cavity, and at least part of the liquid level detection device is exposed out of the module main body and is buckled with the clamping ring; the module body is provided with a limiting groove, and the clamping ring is inserted into the limiting groove. In the oxygen-controlling and fresh-keeping module of the refrigerator, the clamping ring is simultaneously buckled with the liquid level detection device and is inserted into the limit groove; the clamping ring is connected with the liquid level detection device in a clamping manner, so that the clamping ring and the liquid level detection device can be assembled together, and the limiting function of the clamping ring directly acts on the liquid level detection device; the splicing of snap ring and spacing groove can effectively restrict the activity of snap ring, make spacing groove accessible snap ring spacing act on the liquid level detection device indirectly, and then make the relative module mainboard of liquid level detection device accomplish the equipment, and installation convenient operation is swift, and the installation performance is firm reliable.

Description

Liquid level detection structure of refrigerator oxygen control fresh-keeping module

Technical Field

The utility model relates to a fresh-keeping module of refrigerator accuse oxygen specifically is a liquid level detection structure of fresh-keeping module of refrigerator accuse oxygen.

Background

The fresh-keeping time of food in the refrigerator can be effectively prolonged by controlling the oxygen content in the refrigerator, so that the refrigerator oxygen-control fresh-keeping module can be produced at the same time, the oxygen content in the refrigerator can be effectively controlled, the fresh-keeping effect of the food is better, and the fresh-keeping period is longer; liquid level detection is generally needed for the refrigerator oxygen control and preservation module which works by utilizing the principle of the electronic sieve, but the assembly structure of related liquid level detection parts in the existing refrigerator oxygen control and preservation module is troublesome and has poor stability; therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide a liquid level detection structure of fresh-keeping module of refrigerator accuse oxygen, make the assembly of liquid level detection device more firm reliable, convenient operation is swift.

The purpose of the utility model is realized like this:

a liquid level detection structure of an oxygen control and fresh-keeping module of a refrigerator comprises a module main body; the method is characterized in that: the module main body is provided with a liquid storage cavity for storing liquid and a liquid level detection device for detecting the liquid level in the liquid storage cavity, and at least part of the liquid level detection device is exposed out of the module main body and is buckled with the clamping ring; the module body is provided with a limiting groove, and the clamping ring is inserted into the limiting groove.

The liquid level detection device is provided with a clamping part; a bayonet is arranged on the clamping ring, and an anti-falling part is arranged at the opening of the bayonet; the clamping portion is clamped in the bayonet, and the anti-falling portion is limited to act on the clamping portion to prevent the clamping portion from automatically separating from the bayonet.

The upper side of the clamping part is provided with an upper limit convex ring, and the lower side of the clamping part is provided with a lower limit convex ring; an inner limiting edge is arranged on the periphery of the bayonet; when the clamping part is buckled with the clamping ring, the inner limiting edge is inserted into a gap between the upper limiting convex ring and the lower limiting convex ring.

The periphery of the clamping ring is provided with an outer limiting edge, and the outer limiting edge is inserted into the limiting groove.

The module main body is provided with a sleeve body for accommodating a liquid level detection device, at least part of the sleeve body extends into the liquid storage cavity, and the inner wall of the sleeve body is provided with a rotation stopping groove; the liquid level detection device is provided with a rotary stopping table; when the liquid level detection device is inserted into the sleeve body, the rotation stopping table is inserted into the rotation stopping groove.

The sleeve body is integrally formed, and the liquid level detection device inserted into the sleeve body is isolated from water.

A floater capable of floating up and down is arranged in the liquid storage cavity and is close to the liquid level detection device.

And a guide convex rib for guiding the float to float up and down is arranged on the inner wall of the liquid storage cavity.

The liquid level detection device is a Hall proximity switch, and the floater has certain magnetism.

The utility model has the advantages as follows:

in the oxygen-controlling and fresh-keeping module of the refrigerator, the clamping ring is simultaneously buckled with the liquid level detection device and is inserted into the limit groove; the clamping ring is connected with the liquid level detection device in a clamping manner, so that the clamping ring and the liquid level detection device can be assembled together, and the limiting function of the clamping ring directly acts on the liquid level detection device; the splicing of snap ring and spacing groove can effectively restrict the activity of snap ring, make spacing groove accessible snap ring spacing act on the liquid level detection device indirectly, and then make the relative module mainboard of liquid level detection device accomplish the equipment, and installation convenient operation is swift, and the installation performance is firm reliable.

Drawings

Fig. 1 is an assembly diagram of an oxygen-controlling fresh-keeping module of a refrigerator according to an embodiment of the present invention.

Fig. 2 is a partially exploded view of an oxygen-controlling fresh-keeping module of a refrigerator according to an embodiment of the present invention.

Fig. 3 is a top view of the oxygen-controlling fresh-keeping module of the refrigerator according to an embodiment of the present invention.

Fig. 4 is a sectional view taken in the direction B-B in fig. 3.

Fig. 5 is a sectional view taken along the direction C-C in fig. 3.

Fig. 6 is an enlarged schematic view of a portion a of fig. 1.

Fig. 7 is a partial schematic view of a liquid level detection device according to an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a snap ring according to an embodiment of the present invention.

Detailed Description

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

Referring to fig. 1-8, the liquid level detection structure of the refrigerator oxygen control and fresh keeping module comprises a module main body 1; the upper part of the module main body 1 is provided with a liquid storage cavity 101 for storing liquid and a liquid level detection device 2 for detecting the liquid level in the liquid storage cavity 101, the top of the liquid level detection device 2 is exposed out of the module main body 1 and is buckled with the snap ring 3, and the detection part at the lower side of the liquid level detection device 2 extends into the liquid storage cavity 101; the top of the module body 1 is integrally formed with a limit groove 106, and the snap ring 3 is inserted into the limit groove 106. In the oxygen control and fresh-keeping module of the refrigerator, the clamping ring 3 is simultaneously buckled with the liquid level detection device 2 and is inserted in the limit groove 106; the clamping ring 3 is connected with the liquid level detection device 2 in a clamping manner, so that the liquid level detection device 2 and the clamping ring 3 can be assembled together, and the limiting function of the clamping ring 3 directly acts on the liquid level detection device 2; the splicing of the snap ring 3 and the limit groove 106 can effectively limit the movement of the snap ring 3, so that the limit groove 106 can indirectly limit the liquid level detection device 2 through the snap ring 3, and then the liquid level detection device 2 is assembled relative to the module mainboard 1, and the installation operation is convenient and fast, and the installation performance is stable and reliable.

Further, a clamping portion 201 is arranged at the top of the liquid level detection device 2, and the clamping portion 201 is a cylinder; a bayonet 301 with an opening is integrally formed on the inner side of the clamping ring 3, anti-falling parts 302 are arranged on two sides (or one side) of the opening of the bayonet 301, and the anti-falling parts 302 are protruded towards the inner side of the opening so as to effectively lock the clamping part 201; when liquid level detection device 2 and snap ring 3 were to the buckle, joint portion 201 passed opening 301 then the card income bayonet 301 in, the spacing effect in 201 lateral walls of joint portion of anticreep portion 302 to prevent that joint portion 201 from breaking away from the buckle automatically, make liquid level detection device 2 assemble into together with snap ring 3, snap ring 3 supports in 1 top of module main part, can effectively prop up liquid level detection device 2 at 1 top of module main part.

Furthermore, an upper limit convex ring 203 is integrally formed on the upper side of the clamping portion 201, and a lower limit convex ring 204 is integrally formed on the lower side of the clamping portion 201, that is, the clamping portion 201 is located between the upper limit convex ring 203 and the lower limit convex ring 204; an inner limiting edge 303 is arranged on the periphery of the bayonet 301; when the clamping portion 201 is clamped with the clamping ring 3, the inner limiting edge 303 is inserted into a gap between the upper limiting convex ring 203 and the lower limiting convex ring 204, so that relative up-down movement between the liquid level detection device 2 and the clamping ring 3 is effectively limited.

Further, an outer limit edge 304 is arranged on the periphery of the snap ring 3, and the outer limit edge 304 is inserted into the limit groove 106; specifically, two limiting grooves 106 are arranged in bilateral symmetry, and are formed by steps 107 with inverted L-shaped tops of the module main body 1, at least one end of each limiting groove 106 is provided with an opening, and two sides of each outer limiting edge 304 are simultaneously inserted into the corresponding limiting grooves 106; the limiting groove 106 can effectively limit the snap ring 3 to move up and down relative to the module body 1, thereby effectively preventing the liquid level detection device 2 from being separated from the module body 1.

Further, a sleeve body 102 for accommodating the liquid level detection device 2 is arranged at the top of the module main body 1, the sleeve body 102 integrally extends into the liquid storage cavity 101, and a rotation stopping groove 103 extending along the extending direction of the sleeve body 102 is arranged on the inner wall of the sleeve body 102; a rotation stopping table 202 extending along the extending direction of the liquid level detection device 2 is integrally formed on the side wall of the liquid level detection device 2; when the liquid level detection device 2 is inserted into the sleeve body 102, the rotation stopping table 202 is inserted into the rotation stopping groove 103, so that the liquid level detection device 2 is effectively prevented from rotating relative to the sleeve body 102. It should be noted that, in order to prevent the liquid level detection device 2 from rotating with respect to the sleeve body 102, in addition to the above-mentioned structure in which the rotation stopping groove 103 and the rotation stopping table 202 are matched, the cross section of the liquid level detection device 2 may be designed to be non-circular, and the cross section of the inner cavity of the sleeve body 102 may be designed to be matched with the cross section of the liquid level detection device 2.

Further, a sunken step 104 is arranged at the top opening of the sleeve body 102, and the lower limit protruding ring 204 is embedded in the sunken step 104, so that the top surface of the module body 1 is substantially flush with the top surface of the lower limit protruding ring 204.

Further, the sleeve body 102 is integrally injection molded, and the bottom of the sleeve body is closed, so that the liquid level detection device 2 inserted into the sleeve body 102 can be effectively isolated from water, the normal operation of the liquid level detection device 2 is prevented from being influenced, and meanwhile, the sealing performance can be ensured.

Further, a floater 4 capable of floating up and down is arranged in the liquid storage cavity 101, and the floater 4 is arranged close to the liquid level detection device 2.

Further, the inner wall of the liquid storage cavity 101 is provided with a guiding convex rib 105 for guiding the float 4 to float up and down, and the guiding convex rib 105 can also ensure that the float 4 cannot be far away from the liquid level detection device 2.

Further, the liquid level detection device 2 is a Hall proximity switch, and the floater 4 has certain magnetism; the up-and-down floating of the floater 4 can change the position between the floater and the Hall proximity switch, and the liquid level detection device 2 can convert the change of the position into a corresponding liquid level signal, thereby achieving the purpose of liquid level detection.

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, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A liquid level detection structure of an oxygen control and fresh-keeping module of a refrigerator comprises a module main body (1); the method is characterized in that: the module body (1) is provided with a liquid storage cavity (101) for storing liquid and a liquid level detection device (2) for detecting the liquid level in the liquid storage cavity (101), and at least part of the liquid level detection device (2) is exposed out of the module body (1) and is buckled with the clamping ring (3); the module body (1) is provided with a limiting groove (106), and the clamping ring (3) is inserted into the limiting groove (106).

2. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 1, wherein: the liquid level detection device (2) is provided with a clamping part (201); a bayonet (301) is arranged on the clamping ring (3), and an anti-falling part (302) is arranged at the opening of the bayonet (301); the clamping portion (201) is clamped into the clamping opening (301), and the anti-falling portion (302) acts on the clamping portion (201) in a limiting mode.

3. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 2, wherein: an upper limit convex ring (203) is arranged on the upper side of the clamping part (201), and a lower limit convex ring (204) is arranged on the lower side of the clamping part; an inner limiting edge (303) is arranged on the periphery of the bayonet (301); when the clamping portion (201) is clamped with the clamping ring (3), the inner limiting edge (303) is inserted into a gap between the upper limiting convex ring (203) and the lower limiting convex ring (204).

4. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 1, wherein: the periphery of the clamping ring (3) is provided with an outer limiting edge (304), and the outer limiting edge (304) is inserted into the limiting groove (106).

5. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 1, wherein: a sleeve body (102) used for containing the liquid level detection device (2) is arranged on the module main body (1), at least part of the sleeve body (102) extends into the liquid storage cavity (101), and a rotation stopping groove (103) is formed in the inner wall of the sleeve body (102); the liquid level detection device (2) is provided with a rotary stopping table (202); when the liquid level detection device (2) is inserted into the sleeve body (102), the rotation stopping table (202) is inserted into the rotation stopping groove (103).

6. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 5, wherein: the sleeve body (102) is integrally formed, and the liquid level detection device (2) inserted into the sleeve body (102) is isolated from water.

7. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 1, wherein: a floater (4) capable of floating up and down is arranged in the liquid storage cavity (101), and the floater (4) is arranged close to the liquid level detection device (2).

8. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 7, wherein: the inner wall of the liquid storage cavity (101) is provided with a guide convex rib (105) for guiding the floater (4) to float up and down.

9. The liquid level detection structure of the oxygen control fresh-keeping module of the refrigerator as claimed in claim 7, wherein: the liquid level detection device (2) is a Hall proximity switch, and the floater (4) has certain magnetism.