CN211823374U - Refrigerating and freezing device - Google Patents
Refrigerating and freezing device Download PDFInfo
- Publication number
- CN211823374U CN211823374U CN202020052866.8U CN202020052866U CN211823374U CN 211823374 U CN211823374 U CN 211823374U CN 202020052866 U CN202020052866 U CN 202020052866U CN 211823374 U CN211823374 U CN 211823374U
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- door
- box body
- motion block
- refrigerator
- seal
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- 230000008014 freezing Effects 0.000 title claims abstract description 17
- 238000007710 freezing Methods 0.000 title claims abstract description 17
- 230000033001 locomotion Effects 0.000 claims abstract description 37
- 238000005057 refrigeration Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model provides a cold-stored refrigeration device. The refrigerating and freezing device comprises a box body and a door body arranged on the box body, wherein a door seal is arranged on the door body, the refrigerating and freezing device also comprises an internal and external air pressure balancing device, and the internal and external air pressure balancing device is arranged on the box body or the door body; and the inner and outer air pressure balancing device comprises a motion block and a driving device for driving the motion block to move, so that the driving device drives the motion block to be inserted between the door seal and the box body when the door body is closed, a communication gap is formed between the door seal and the box body, and the inner side and the outer side of the box body are communicated through the communication gap. The door seal has a moving block which can be inserted between the door seal and the box body, so that a gap is generated between the door seal and the box body, the balance of internal and external pressure is accelerated, and the aim of opening the door in a labor-saving manner is fulfilled.
Description
Technical Field
The utility model relates to a refrigeration plant technical field especially relates to a cold-stored refrigeration device.
Background
With the development of social economy and the improvement of living standard of people, the refrigerator also becomes an indispensable household appliance in daily life of people. The reason why negative pressure occurs in the refrigerator or freezer is that cold air overflows and hot air enters after a door body is opened when the refrigerator works, the volume of the hot air is reduced due to the principle of expansion with heat and contraction with cold, and the internal pressure is lower than the atmospheric pressure, so that the door is difficult to open. The prior art is mostly the helping hand handle, solves the problem by increasing the external door opening force, and has the defects that the handle structure is easy to clamp the hand and the appearance is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made in order to provide a refrigerating and freezing device that overcomes or at least partially solves the above-mentioned problems, solving the problem that the inside negative pressure of the refrigerating and freezing device is generated to cause the difficulty of opening the door again in the case of closing the door.
Specifically, the utility model provides a cold-stored refrigeration device, including the box with install in the door body of box, install the door on the door body and seal, wherein, still include inside and outside air pressure balance device, inside and outside air pressure balance device install in the box or the door body.
The inner and outer air pressure balancing device comprises a motion block and a driving device for driving the motion block to move, so that the driving device drives the motion block to be inserted between the door seal and the box body in the state that the door body is closed to the box body, a communicating gap is formed between the door seal and the box body, and the inner side and the outer side of the box body are communicated through the communicating gap.
Optionally, the motion block is provided with an air guide hole, so that the inside and the outside of the box body are communicated through the air guide hole after the motion block is inserted between the door seal and the box body.
Optionally, the internal and external air pressure balancing device further includes a housing installed on an inner side of the door body, and the housing is provided with an extending hole; the driving device and the moving block are mounted on the inner side of the shell, and the moving block extends out or retracts from the extending hole along the direction parallel to the door body.
Optionally, the driving device comprises a motor, a gear transmission assembly, a lead screw and a slide block;
the motor transmits rotary motion to the lead screw through the gear transmission assembly;
the slider is mounted to the lead screw, and the motion block is connected to the slider to move with the slider in a direction parallel to the lead screw.
Optionally, the motion block moves along a direction parallel to the door body;
the head part of the motion block, which is used for being inserted between the door seal and the box body, is provided with a first guide surface;
one end of the air guide hole is positioned on the end surface of the head of the motion block.
Optionally, the dock seal has a second guide surface to guide insertion of the head of the kinematic block.
Optionally, the refrigerating and freezing device further comprises a sensing device configured to sense the door opening motion of the door body, so that the driving device drives the moving block to be inserted between the door seal and the box body.
Optionally, a handle is arranged on the door body, and the sensing device is arranged on the handle.
Optionally, the motion block is configured to be inserted between the door seal and the cabinet at an opening side of the door body.
Optionally, the housing is mounted on the inner side of the door body through a snap.
The utility model discloses an among the cold-stored refrigerating plant, owing to have the motion piece, can insert between door seal and the box, make and produce the clearance between door seal and the box for inside and outside pressure balance reaches the purpose that laborsaving opened the door.
Furthermore, the internal and external air pressure balancing device is a built-in device, so that the external appearance is not influenced, and the technological sense of the refrigeration and freezing device is improved.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic structural view of a refrigerating and freezing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic partial block diagram of the refrigeration and freezing apparatus shown in FIG. 1;
fig. 3 is a schematic structural view of a door seal and an internal and external air pressure balancing device in the refrigerating and freezing apparatus shown in fig. 1;
fig. 4 is a schematic block diagram of a door seal and a moving block in the refrigerating and freezing apparatus shown in fig. 1.
Detailed Description
The embodiment of the utility model provides a cold-stored refrigeration device, figure 1 is according to the utility model discloses a cold-stored refrigeration device's of embodiment schematic structure chart, as figure 1 to refer to figure 2 to figure 4, cold-stored refrigeration device includes box 20 and installs in the door body 30 of box 20. The box body 20 is provided with a storage space 21 and a refrigerating system, and the refrigerating system is used for providing cold energy into the storage space 21. The door 30 is configured to open and close the storage space 21, and a door seal 40 is mounted on the door 30 to improve the sealing property of the storage space 21. In order to facilitate the opening of the door 30, the refrigerating and freezing device further comprises an internal and external air pressure balancing device 50, and the internal and external air pressure balancing device 50 is mounted on the box body 20 or the door 30. The internal and external air pressure balancing device 50 includes a moving block 60 and a driving device for driving the moving block 60 to move, so that when the door 30 closes the box 20, the driving device drives the moving block 60 to be inserted between the door seal 40 and the box 20, so as to form a communication gap between the door seal 40 and the box 20, and further to communicate the inside and the outside of the box 20 via the communication gap. The utility model discloses among the cold-stored refrigerating plant, owing to have motion piece 60, can insert between door seal 40 and the box 20, make and produce the clearance between door seal 40 and the box 20 for inside and outside pressure is balanced, reaches the purpose that laborsaving opened the door.
In some preferred embodiments of the present invention, as shown in fig. 3 and 4, the moving block 60 is provided with an air guide hole 61 to communicate the inside and outside of the case 20 via the air guide hole 61 after the moving block 60 is inserted between the door seal 40 and the case 20. Air can flow through the gaps of the door seal 40 and also can flow through the air guide holes 61, so that the internal and external pressure balance speed is increased. Further, the moving block 60 moves in a direction parallel to the door body 30. The head of the moving block 60 for insertion between the dock seal 40 and the case 20 has a first guide surface 62 to facilitate insertion of the moving block 60. For example, the head of the motion block 60 is wedge-shaped. One end of the air-guide hole 61 is located at the head end surface of the moving block 60. Further, the dock seal 40 may have a second guide surface 41 guiding the insertion of the head of the moving block 60. For example, dock seal 40 may be a wedge dock seal 40. The second guide surface 41 and the first guide surface 62 may be disposed in parallel to facilitate the insertion of the moving block 60.
In some embodiments of the present invention, the internal and external air pressure balancing device 50 is preferably disposed inside the door seal 40, i.e., the internal and external air pressure balancing device 50 is disposed inside the refrigerating and freezing device, so as not to damage the appearance of the refrigerating and freezing device. Further, the internal and external air pressure balancing device 50 further includes a housing 56 mounted on the inner side of the door 30, and the housing 56 is provided with an extending hole. The driving device and the moving block 60 are installed inside the case 56, and the moving block 60 is extended or retracted through the extension hole in a direction parallel to the door body 30.
The drive means comprises a motor 51, a gear assembly 52, a lead screw 53 and a slide 54. The motor 51, gear assembly 52, lead screw 53 and motion block 60 may each be mounted in the housing 56 via a mounting structure for respective fixed or movable mounting. The motor 51 transmits rotational motion to the lead screw 53 through the gear assembly 52. The slider 54 is mounted to the lead screw 53, and the moving block 60 is connected to the slider 54 to move with the slider 54 in a direction parallel to the lead screw 53. The lead screw 53 is preferably horizontally disposed. The motion block 60 is configured to be inserted between the door seal 40 and the cabinet 20 at the opening side of the door 30. The case 56 is attached to the inside of the door 30 by a clip 55.
In some embodiments of the present invention, the refrigerating and freezing device further includes a sensing device configured to sense the opening motion of the door 30, so that the driving device drives the motion block 60 to be inserted between the door seal 40 and the box body 20. The sensing device can be a touch sensing device, a pressure sensing device and the like; alternatively, the sensing device can also be an infrared sensing device, a human body sensing device, or the like; alternatively, the sensing means may be a mechanical operating button or the like. Further, a handle is disposed on the door 30, and the sensing device is disposed on the handle.
The utility model discloses in the cold-stored refrigeration device, when the door body 30 was closed, inside and outside air pressure balancing unit 50 was in the state of withdrawing in the casing 56, and when the action was opened in sensing to the induction system on the door body 30 handle, inside and outside air pressure balancing unit 50 triggered, and motion piece 60 seals 40 movements to the wedge door, inserts between door seal 40 and the box 20 for inside and outside space UNICOM, balanced internal and external pressure reaches the effect of laborsaving opening the door. The moving block 60 is provided with air holes 61 inside, air can flow through the air holes 61 as well as the gaps of the door seal 40, and the balance speed of internal and external pressure is accelerated. The internal and external air pressure balancing device 50 is packaged inside the shell 56, ensures the safety and is installed on the inner container of the door body 30 through a buckle. When door opening action is sensed, the motor 51 moves, the gear transmission assembly 52 rotates to drive the screw rod 53 to rotate, the screw rod 53 rotates to drive the nut (namely the sliding block 54) to move towards the opening side of the door body 30, the nut is rigidly connected with the moving block 60 to drive the moving block 60 to move towards the opening side of the door body 30, the moving block 60 is inserted between the door seal 40 and the box body 20, the internal and external air pressure is balanced, and the effect of labor-saving door opening is achieved.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A cold storage and refrigeration device comprises a box body and a door body arranged on the box body, wherein a door seal is arranged on the door body; and is
The inner and outer air pressure balancing device comprises a motion block and a driving device for driving the motion block to move, so that the driving device drives the motion block to be inserted between the door seal and the box body in the state that the door body is closed to the box body, a communicating gap is formed between the door seal and the box body, and the inner side and the outer side of the box body are communicated through the communicating gap.
2. A refrigerator-freezer according to claim 1,
the motion block is provided with an air guide hole, so that the inner side and the outer side of the box body are communicated through the air guide hole after the motion block is inserted between the door seal and the box body.
3. A refrigerating and freezing apparatus as claimed in claim 1, wherein the internal and external air pressure balancing means further comprises a housing mounted on an inner side of the door body, the housing being provided with an outlet hole; the driving device and the moving block are mounted on the inner side of the shell, and the moving block extends out or retracts from the extending hole along the direction parallel to the door body.
4. A refrigerator-freezer according to claim 1,
the driving device comprises a motor, a gear transmission assembly, a lead screw and a sliding block;
the motor transmits rotary motion to the lead screw through the gear transmission assembly;
the slider is mounted to the lead screw, and the motion block is connected to the slider to move with the slider in a direction parallel to the lead screw.
5. A refrigerator-freezer according to claim 2,
the motion block moves along the direction parallel to the door body;
the head part of the motion block, which is used for being inserted between the door seal and the box body, is provided with a first guide surface;
one end of the air guide hole is positioned on the end surface of the head of the motion block.
6. A refrigerator-freezer according to claim 1,
the dock seal has a second guide surface guiding insertion of the head of the moving block.
7. A refrigerator-freezer as claimed in claim 1, further comprising:
and the sensing device is configured to sense the door opening action of the door body, so that the driving device drives the motion block to be inserted between the door seal and the box body.
8. A refrigerator-freezer according to claim 7,
the door body is provided with a handle, and the sensing device is arranged on the handle.
9. A refrigerator-freezer according to claim 1,
the motion block is configured to be inserted between the door seal and the cabinet at an opening side of the door body.
10. A refrigerator-freezer according to claim 3,
the shell is mounted on the inner side of the door body through a buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020052866.8U CN211823374U (en) | 2020-01-10 | 2020-01-10 | Refrigerating and freezing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020052866.8U CN211823374U (en) | 2020-01-10 | 2020-01-10 | Refrigerating and freezing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211823374U true CN211823374U (en) | 2020-10-30 |
Family
ID=73049354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020052866.8U Active CN211823374U (en) | 2020-01-10 | 2020-01-10 | Refrigerating and freezing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211823374U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432419A (en) * | 2020-12-01 | 2021-03-02 | 珠海格力电器股份有限公司 | Air pressure balance structure, control method thereof and refrigerating and freezing device |
| CN115451643A (en) * | 2022-08-29 | 2022-12-09 | 安徽万朗磁塑股份有限公司 | Door seals structure and has its refrigeration plant |
-
2020
- 2020-01-10 CN CN202020052866.8U patent/CN211823374U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432419A (en) * | 2020-12-01 | 2021-03-02 | 珠海格力电器股份有限公司 | Air pressure balance structure, control method thereof and refrigerating and freezing device |
| CN115451643A (en) * | 2022-08-29 | 2022-12-09 | 安徽万朗磁塑股份有限公司 | Door seals structure and has its refrigeration plant |
| CN115451643B (en) * | 2022-08-29 | 2024-05-28 | 安徽万朗磁塑股份有限公司 | Door seal structure and refrigeration equipment with same |
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