A dual frequency conversion air-cooled refrigerator

Abstract

The utility model discloses a dual-frequency conversion air-cooled refrigerator, comprising a box body and a box door arranged on one side of the box body, a compressor for refrigeration being arranged inside the box body, a heat exchange structure for cold and heat exchange being arranged at the output end of the compressor, a cleaning structure for preventing dust accumulation being arranged inside the box body, the cleaning structure comprising symmetrically arranged bristles, a rotating shaft being inserted and connected to the middle of the bristles, a rotating member for driving the rotating shaft to rotate being arranged on one side of the rotating shaft, and a driving structure being arranged on the back side of the rotating shaft. The utility model arranges a corresponding cleaning structure in the box body, utilizes the rotating member arranged therein to drive the symmetrically arranged bristles to rotate along the rotating shaft, and cleans the heat exchange structure, and at the same time arranges a driving structure to provide power to the rotating member to drive it to rotate, thereby avoiding dust accumulation on the heat exchange structure, affecting its normal heat exchange, and causing the refrigerator to fail to refrigerate normally.

Description

Technical Field

[0001] The utility model relates to the field of air-cooling refrigerators, in particular to a double-frequency conversion air-cooling refrigerator. Background Art

[0002] A dual-frequency air-cooled refrigerator refers to an air-cooled refrigerator with a frequency conversion compressor. The speed of the refrigerator compressor is not fixed. When the temperature is high, it rotates faster to achieve the purpose of cooling as quickly as possible. When the temperature is low, it runs at the lowest speed to maintain the temperature. At the same time, it has the characteristic of not easily condensing into frost through air cooling. The existing frequency conversion air-cooled refrigerator achieves rapid heat exchange through the condenser. However, the condenser in the existing frequency conversion air-cooled refrigerator is usually naturally exposed in the box, without a corresponding cleaning structure, resulting in dust accumulation on the condenser and capillary tube during long-term use, affecting normal heat exchange, resulting in the refrigerator being unable to refrigerate normally. Utility Model Content

[0003] The purpose of the utility model is to provide a dual-frequency air-cooling refrigerator to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a dual-frequency air-cooled refrigerator, comprising a box body and a box door arranged on one side of the box body, a compressor for refrigeration is arranged inside the box body, a heat exchange structure for cold and heat exchange is arranged at the output end of the compressor, a cleaning structure for preventing dust accumulation is arranged inside the box body, the cleaning structure comprises symmetrically arranged bristles, a rotating shaft is inserted and connected in the middle of the bristles, a rotating part for driving the rotated shaft to rotate is arranged on one side of the rotating shaft, and a driving structure is arranged on the back of the rotating shaft.

[0005] Preferably, the heat exchange structure comprises a condenser, the outer wall of the condenser is provided with a capillary tube, the input end of the capillary tube is fixedly connected to the output end of the compressor, and the output end of the capillary tube is fixedly connected to the input end of the compressor.

[0006] Preferably, an evaporator is sleeved on the outer wall of the capillary tube, a ventilation duct is arranged on a side of the evaporator close to the door, and the evaporator and the ventilation duct are both arranged inside the box body and on a side close to the door.

[0007] Preferably, the rotating member comprises a gear, one side of the gear is fixedly connected to one side of the rotating shaft, the back side of the gear is meshed with a rack, and the back side of the rack is fixedly connected to the inner wall of the box body.

[0008] Preferably, a rotating ring is sleeved on the middle of the rotating shaft, a movable block is sleeved on the outer wall of the rotating shaft, a cross groove is opened inside the movable block and on one side close to the front, and the inside of the cross groove and the outer wall of the rotating ring are rotatably interlaced and connected.

[0009] Preferably, the driving member comprises a motor, the motor is arranged inside the box, a threaded rod is fixedly connected to the output end of the motor, and the outer wall of the threaded rod and the top end of the movable block are threadedly connected.

[0010] Preferably, a fixing sleeve is fixedly connected to the bottom end of the box body, and the inner wall of the fixing sleeve and the bottom of the threaded rod are rotatably interlaced and connected.

[0011] Preferably, sliding grooves are symmetrically provided on the back of the movable block, and a guide bar is symmetrically fixedly connected to one side of the box body close to the back, and the outer wall of the guide bar and the inner wall of the sliding groove are slidably interlaced and connected.

[0012] Technical effects and advantages of the utility model:

[0013] The utility model arranges a corresponding cleaning structure in the box body, utilizes the rotating part arranged therein to drive the symmetrically arranged bristles to rotate along the rotating shaft, and cleans the heat exchange structure. At the same time, a driving structure is arranged to provide power to the rotating part to drive it to rotate, thereby avoiding dust accumulation on the heat exchange structure, affecting its normal heat exchange, and causing the refrigerator to fail to refrigerate normally. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a sectional view of the overall structure of the utility model.

[0015] Figure 2 For this utility model Figure 1 A magnified view of the structure in the middle.

[0016] Figure 3 For this utility model Figure 1 Schematic diagram of the structure at A in the figure.

[0017] Figure 4 It is a cross-sectional view of the cleaning structure of the utility model.

[0018] Figure 5 This is a cross-sectional view of the structure of the connection between the gear and the rack of the utility model.

[0019] In the figure: 1. box body; 2. box door; 3. brush; 4. rotating shaft; 401. rotating ring; 5. gear; 6. rack; 7. movable block; 701. cross groove; 702. sliding groove; 8. threaded rod; 9. guide strip; 10. motor; 11. compressor; 12. capillary tube; 13. condenser; 14. evaporator; 15. ventilation duct; 16. fixing sleeve. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The utility model provides Figure 1-5 A dual-frequency conversion air-cooled refrigerator is shown, comprising a cabinet 1 and a cabinet door 2 arranged on one side of the cabinet 1, a compressor 11 for refrigeration is arranged inside the cabinet 1, a heat exchange structure for cold and heat exchange is arranged at the output end of the compressor 11, a cleaning structure for preventing dust accumulation is arranged inside the cabinet 1, and the cleaning structure comprises symmetrically arranged bristles 3, a rotating shaft 4 is inserted and connected in the middle of the bristles 3, a rotating part for driving the rotated shaft 4 to rotate is arranged on one side of the rotating shaft 4, and a driving structure is arranged on the back of the rotating shaft 4.

[0022] It should be noted that, by arranging a corresponding cleaning structure in the box body 1, the rotating part arranged therein is used to drive the symmetrically arranged bristles 3 to rotate along the rotating shaft 4 to clean the heat exchange structure. At the same time, a driving structure is provided to provide power to the rotating part to drive it to rotate, so as to avoid dust accumulation on the heat exchange structure, affecting its normal heat exchange and causing the refrigerator to fail to cool normally. Furthermore, the bristles 3 are made of soft plastic material and will not damage the heat exchange structure. At the same time, the bristles 3 are radially rotated along the rotating shaft 4 to clean the heat exchange structure.

[0023] The heat exchange structure includes a condenser 13 , the outer wall of the condenser 13 is provided with a capillary tube 12 , the input end of the capillary tube 12 is fixedly connected to the output end of the compressor 11 , and the output end of the capillary tube 12 is fixedly connected to the input end of the compressor 11 .

[0024] An evaporator 14 is sleeved on the outer wall of the capillary tube 12 . A ventilation duct 15 is arranged on a side of the evaporator 14 close to the door 2 . The evaporator 14 and the ventilation duct 15 are both arranged inside the box body 1 and close to a side of the door 2 .

[0025] The rotating member comprises a gear 5 , one side of the gear 5 is fixedly connected to one side of the rotating shaft 4 , a rack 6 is meshed on the back of the gear 5 , and the back of the rack 6 is fixedly connected to the inner wall of the box body 1 .

[0026] Furthermore, the rack 6 is meshed with the gear 5, and the gear 5 is welded and fixed to the rotating shaft 4. When the rotating shaft 4 moves in the vertical direction, the gear 5 will rotate in a circle along the rotating shaft 4, driving the rotating shaft 4 to rotate synchronously, and the brush 3 is driven by the rotating shaft 4 to clean the condenser 13.

[0027] A rotating ring 401 is sleeved in the middle of the rotating shaft 4, and a movable block 7 is sleeved on the outer wall of the rotating shaft 4. A cross groove 701 is opened inside the movable block 7 and on one side close to the front. The inside of the cross groove 701 and the outer wall of the rotating ring 401 are rotatably interlaced and connected.

[0028] Furthermore, the diameter of the rotating ring 401 is larger than the rotating shaft 4. The rotating ring 401 rotates in the cross groove 701 on the movable block 7 to fix the position of the rotating shaft 4 during rotation, thereby preventing the rotating shaft 4 from being offset and affecting normal rotation.

[0029] The driving member comprises a motor 10 , which is arranged inside the box 1 , and a threaded rod 8 is fixedly connected to the output end of the motor 10 , and the outer wall of the threaded rod 8 and the top end of the movable block 7 are threadedly interlaced.

[0030] Furthermore, the threaded rod 8 is driven to rotate by the motor 10 , thereby driving the movable block 7 threadedly sleeved on the threaded rod 8 to move along the threaded rod 8 in the digital direction, thereby driving the gear 5 to rotate along the rack 6 .

[0031] A fixing sleeve 16 is fixedly connected to the bottom end of the box body 1 , and the inner wall of the fixing sleeve 16 and the bottom of the threaded rod 8 are rotatably interlaced and connected.

[0032] Furthermore, the position of the threaded rod 8 is fixed when it rotates by means of a fixing sleeve 16 that is welded and fixed to the inside of the box body 1 .

[0033] The movable block 7 has symmetrically formed sliding grooves 702 on its back side, and a guide bar 9 is symmetrically fixedly connected to one side of the box body 1 near the back side, and the outer wall of the guide bar 9 and the inner wall of the sliding groove 702 are slidably interlaced and connected.

[0034] Furthermore, by sliding the guide bar 9 in the sliding groove 702 provided on the movable block 7 , the position of the movable block 7 is restricted during movement, thereby preventing the movable block 7 from rotating synchronously with the threaded rod 8 .

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dual-frequency air-cooling refrigerator, comprising a box body (1) and a door (2) arranged on one side of the box body (1), wherein a compressor (11) for refrigeration is arranged inside the box body (1), characterized in that: The compressor (11) is provided with a heat exchange structure for performing heat exchange, and the box (1) is provided with a cleaning structure for preventing dust accumulation. The cleaning structure comprises symmetrically arranged bristles (3), a rotating shaft (4) is inserted and connected in the middle of the bristles (3), a rotating member for driving the rotating shaft (4) to rotate is provided on one side of the rotating shaft (4), and a driving structure is provided on the back of the rotating shaft (4).

2. A dual frequency conversion air-cooled refrigerator according to claim 1, characterized in that: The heat exchange structure comprises a condenser (13), the outer wall of the condenser (13) is provided with a capillary tube (12), the input end of the capillary tube (12) is fixedly connected to the output end of the compressor (11), and the output end of the capillary tube (12) is fixedly connected to the input end of the compressor (11).

3. A dual frequency conversion air-cooling refrigerator according to claim 2, characterized in that: An evaporator (14) is sleeved on the outer wall of the capillary tube (12); a ventilation duct (15) is provided on a side of the evaporator (14) close to the box door (2); and the evaporator (14) and the ventilation duct (15) are both arranged inside the box body (1) and on a side close to the box door (2).

4. A dual-frequency air-cooling refrigerator according to claim 1, characterized in that: The rotating member comprises a gear (5), one side of the gear (5) is fixedly connected to one side of the rotating shaft (4), the back side of the gear (5) is meshed with a rack (6), and the back side of the rack (6) is fixedly connected to the inner wall of the box body (1).

5. A dual-frequency air-cooling refrigerator according to claim 1, characterized in that: A rotating ring (401) is sleeved on the middle of the rotating shaft (4), a movable block (7) is sleeved on the outer wall of the rotating shaft (4), a cross groove (701) is provided inside the movable block (7) and on a side close to the front, and the inside of the cross groove (701) and the outer wall of the rotating ring (401) are rotatably interlaced and connected.

6. A dual-frequency air-cooling refrigerator according to claim 5, characterized in that: The driving member comprises a motor (10), the motor (10) is arranged inside the box (1), the output end of the motor (10) is fixedly connected to a threaded rod (8), and the outer wall of the threaded rod (8) and the top end of the movable block (7) are threadedly interlaced.

7. A dual-frequency air-cooling refrigerator according to claim 6, characterized in that: A fixing sleeve (16) is fixedly connected to the bottom end of the box body (1), and the inner wall of the fixing sleeve (16) and the bottom of the threaded rod (8) are rotatably interlaced and connected.

8. A dual-frequency air-cooling refrigerator according to claim 6, characterized in that: The movable block (7) is symmetrically provided with a sliding groove (702) on the back side, and a guide bar (9) is symmetrically fixedly connected to the inside of the box body (1) and on one side close to the back side, and the outer wall of the guide bar (9) and the inner wall of the sliding groove (702) are slidably interlaced and connected.

Images