CN-224215648-U - Refrigerator with a refrigerator body

CN224215648UCN 224215648 UCN224215648 UCN 224215648UCN-224215648-U

Abstract

The utility model discloses a refrigerator, wherein a refrigerating room is formed in a refrigerator liner, a drawer frame body is arranged in the refrigerating room, a drawer cavity with an open front side is formed in the drawer frame body, a vacuum drawer is arranged in the drawer cavity, a vacuum pump is arranged on the drawer frame body and is configured to vacuumize the drawer cavity, the vacuum pump is communicated with the drawer cavity through an air suction pipeline, a pressure detection device is connected with the air suction pipeline through a branch pipeline, and the pressure detection device is configured to detect the pressure in the drawer cavity. The pressure detection device and the vacuum pump are integrated, so that the modularized production and manufacturing are facilitated, and the pressure detection device is convenient to assemble and disassemble.

Inventors

ZHANG TAO
YANG CHUN
LI LONGJUN
ZHANG PENGGE

Assignees

海信冰箱有限公司

Dates

Publication Date: 20260508
Application Date: 20250422

Claims (10)

1. A refrigerator, comprising: A refrigerator liner formed with a refrigerating compartment; The refrigerator is characterized by further comprising: The drawer frame body is arranged in the refrigerating compartment and is provided with a drawer cavity with an open front side; the vacuum drawer is arranged in the drawer cavity; A vacuum pump disposed on the drawer frame, the vacuum pump configured to evacuate the drawer cavity, the vacuum pump being in communication with the drawer cavity through an air suction line; and the pressure detection device is connected with the air suction pipeline through a branch pipeline and is configured to detect the pressure in the drawer cavity.
2. The refrigerator according to claim 1, wherein, The air suction pipeline is provided with a one-way valve, and the branch pipeline is connected to a pipeline section between the one-way valve and the drawer frame body.
3. The refrigerator according to claim 1, wherein, The outer peripheral wall of the pressure detection device is provided with a groove, the drawer frame body is provided with a clamping groove, and the clamping groove is clamped with the groove so as to fix the pressure detection device to the drawer frame body.
4. The refrigerator according to claim 1, wherein, The vacuum pump and the pressure detection device are arranged on the rear wall of the drawer frame body.
5. The refrigerator according to claim 1, wherein, The wall of the drawer frame body is provided with a protruding portion, the protruding portion protrudes towards the outer side of the drawer frame body, the wall of the protruding portion is provided with a first interface, and the air suction pipeline is connected with the first interface.
6. The refrigerator according to claim 5, wherein, The drawer is characterized in that two connecting parts which are arranged at intervals are arranged on the wall of the drawer frame body, a shell is arranged on the outer side of the vacuum pump, the shell is connected with the connecting parts, and one connecting part is arranged on the protruding part.
7. The refrigerator according to any one of claims 1 to 6, wherein, The pressure detection device comprises: a housing having a cavity formed therein; The diaphragm is arranged in the cavity and divides the cavity into a first cavity and a second cavity, and the first cavity is communicated with the air suction pipeline through the branch pipeline; A limiting portion disposed within the second cavity, the limiting portion configured to limit axial movement of the diaphragm along the cavity, the limiting portion having a perforation disposed therein; a contact mechanism disposed in the second cavity; and one end of the moving rod is close to the diaphragm, and the other end of the moving rod is close to the contact mechanism.
8. The refrigerator according to claim 7, wherein, The housing comprises a first housing and a second housing, and the first housing is ultrasonically welded with the second housing.
9. The refrigerator according to claim 7, wherein, The shell is provided with a second interface, the second interface is connected with the branch pipeline, and the second interface is communicated with the first cavity; A first dome and a first piston part are arranged in the first cavity, the first dome covers the second interface, and the first piston part is positioned between the first dome and the diaphragm; A first elastic member is provided in the limit portion, and is configured to apply a force to the moving press to move the moving lever away from the contact mechanism.
10. The refrigerator according to claim 7, wherein, The shell is provided with a second interface, the second interface is connected with the branch pipeline, and the second interface is communicated with the first cavity; The first cavity is internally provided with a second piston part and a second elastic piece, one end of the second piston part is inserted into the second interface, the other end of the second piston part is abutted against the diaphragm, the second elastic piece is configured to apply acting force for enabling the second piston part to move towards the direction close to the diaphragm to the second piston part, and a second dome is arranged between the moving rod and the contact mechanism.

Description

Refrigerator with a refrigerator body Technical Field The utility model relates to the technical field of refrigeration equipment, in particular to a refrigerator. Background The refrigerator is internally provided with a drawer frame body, a drawer cavity with a front side opening is formed in the drawer frame body, a vacuum drawer can be placed in the drawer cavity through the front side opening of the drawer cavity, the drawer cavity is further sealed, a sealed space is formed in the drawer cavity, vacuum pumping is carried out through a vacuum pump, and a certain vacuum environment is further kept in the vacuum drawer, so that the food fresh-keeping effect is improved. The refrigerator is also provided with a pressure detecting device for detecting the pressure in the drawer cavity. The existing refrigerator has the problem that the pressure detection device is used as an independent electric device to be installed on the drawer frame body, so that the refrigerator is inconvenient to disassemble and assemble. The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art. Disclosure of Invention Aiming at the problems pointed out in the background art, the utility model provides a refrigerator, wherein a pressure detection device and a vacuum pump are integrated, so that the refrigerator is beneficial to modularized production and manufacture, and the pressure detection device is convenient to assemble and disassemble. In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme: In some embodiments of the application, a refrigerator is provided, a refrigerator liner is provided with a refrigerating chamber, a drawer frame is arranged in the refrigerating chamber, a drawer cavity with an open front side is formed in the drawer frame, a vacuum drawer is arranged in the drawer cavity, a vacuum pump is arranged on the drawer frame and is configured to vacuumize the drawer cavity, the vacuum pump is communicated with the drawer cavity through an air suction pipeline, a pressure detection device is connected with the air suction pipeline through a branch pipeline, and the pressure detection device is configured to detect the pressure in the drawer cavity. The technical scheme has the following advantages or beneficial effects: The pressure detection device is connected with the suction pipeline of the vacuum pump through the branch pipeline, the pressure detection device is integrated with the vacuum pump, the modularized production and the manufacturing are facilitated, the unified butt joint installation of the wire harness is facilitated, and the disassembly and the assembly of the pressure detection device are facilitated. The vacuum pump and the pressure detection device are integrated and arranged and serve as a feeding module, and in the refrigerator assembly process, the connecting procedure between the pressure detection device and the air suction pipeline is omitted, so that the on-site assembly efficiency is improved. The vacuum pump and the pressure detection device are integrated, and the drawer frame body only needs to be provided with an interface connected with the air suction pipeline, so that the pressure detection device is not required to be additionally provided with an interface. Other features and advantages of the present utility model will become apparent upon review of the detailed description of the utility model in conjunction with the drawings. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. Fig. 1 is a structural view of a refrigerator according to some embodiments; FIG. 2 is a block diagram of a drawer frame, vacuum drawer, according to some embodiments; FIG. 3 is a block diagram of a drawer frame according to some embodiments; FIG. 4 is a block diagram of a vacuum pump, pressure sensing device, according to some embodiments; FIG. 5 is yet another block diagram of a drawer frame according to some embodiments; FIG. 6 is yet another block diagram of a vacuum pump, pressure sensing device, according to some embodiments FIG. 7 is a front view of a pressure detection device according to some embodiments; FIG. 8 is a cross-sectional view of a pressure sensing device according to some embodiments; FIG. 9 is an exploded view of a pressure sensing device according to some embodiments; FIG. 10 is yet anothe