Waste heat recovery device for refrigerator

Abstract

The utility model discloses a waste heat recovery device for a refrigerating machine, which belongs to the technical field of waste heat recovery of the refrigerating machine, and is characterized by comprising a support frame, a condenser is arranged at the top of the support frame, a plurality of condensation pipes are arranged in the condenser, a fixing frame is arranged on the left side of the condenser, and the fixing frame is arranged on the right side of the condenser. A protection mechanism is arranged on the left side of the fixing frame, two water pipes fixedly communicate with the top of the condenser, and first valves are arranged on the surfaces of the water pipes. The protection mechanism comprises a protection frame, a protection sleeve and a connecting pipe, and the problems that when most existing condensers of the waste heat recovery device for the refrigerating machine are cleaned, dust and dirt are removed by stretching and retracting the inner wall of a condensation pipe back and forth through a banister brush or a brush, due to the fact that an end opening of the condensation pipe is sharp, workers are prone to being scratched, and the working efficiency is high are solved. The number of the condensation pipes is large, distinguishing is not easy, and the phenomenon of missing brushing is prone to occurring in the cleaning process.

Description

Technical Field

[0001] The utility model relates to the technical field of waste heat recovery of refrigerators, in particular to a waste heat recovery device for refrigerators. Background Art

[0002] When the refrigeration unit is cooling in the summer, the heat of the unit is generally discharged through the cooling tower. In the summer, the waste heat recovery device for the refrigerator can be used to effectively utilize the low-grade heat discharged. Combined with energy storage technology, it can provide users with domestic hot water to achieve the purpose of energy saving. The condenser of the waste heat recovery device for the refrigerator should be cleaned regularly to ensure the normal operation of the refrigeration unit.

[0003] The Chinese patent with publication number CN207540094U discloses a central air-conditioning waste heat recovery and utilization device, including a water storage tank, a refrigerator, a cooling water tower, and a drying room. The refrigerator is provided with an evaporator water inlet, an evaporator water outlet, a condenser water inlet, and a condenser water outlet. The upper and lower parts of the water storage tank are respectively connected to the evaporator water inlet and the evaporator water outlet. The cooling water tower is connected to the condenser water inlet. A heat exchanger is provided in the drying room. The heat exchanger is provided with a heat exchanger water inlet and a heat exchanger water outlet. The condenser water outlet is connected to the heat exchanger water inlet, and the heat exchanger water outlet is connected to the cooling water tower. This utility model uses the heat exchanger to release part of the heat for drying clothes, sheets, medicinal materials, and production raw materials, thereby improving the utilization rate of thermal energy. It can be applied to hotels, hospitals, pharmaceutical factories and other enterprises, saving part of the electricity consumption for the enterprises, while also reducing the load of the cooling water tower and reducing the electricity consumption of the enterprises.

[0004] When cleaning the condenser of most existing waste heat recovery devices for refrigerators, dust and dirt are removed by using a soft brush or a bristle brush to stretch the inner wall of the condenser tube back and forth. Since the port of the condenser tube is relatively sharp, it is easy to scratch the staff, and the number of condenser tubes is large and difficult to distinguish, so it is easy to miss some during cleaning. Utility Model Content

[0005] The utility model provides a waste heat recovery device for a refrigerator, aiming to solve the problem that when cleaning the condenser of most existing waste heat recovery devices for refrigerators, a soft brush or a bristle brush is used to extend and retract the inner wall of the condenser tube to remove dust and dirt. Since the port of the condenser tube is relatively sharp, it is easy to scratch the staff, and the number of condenser tubes is large and difficult to distinguish, so it is easy to miss the brush during cleaning.

[0006] The utility model is implemented as follows: a waste heat recovery device for a refrigerator comprises a support frame, a condenser is arranged on the top of the support frame, a plurality of condensing tubes are arranged inside the condenser, a fixing frame is arranged on the left side of the condenser, a protection mechanism is arranged on the left side of the fixing frame, two water pipes are fixedly connected at the top of the condenser, and a first valve is arranged on the surface of the water pipe;

[0007] The protection mechanism includes a protection frame, a protection sleeve and a connecting pipe. The interior of the protection frame is fixedly connected to the surface of the protection sleeve. The left side of the connecting pipe is fixedly connected to the right side of the protection frame. The right side of the connecting pipe passes through the fixing frame and extends to the right side of the fixing frame.

[0008] In order to achieve the effect of sealing the connecting pipe, as a preferred waste heat recovery device for a refrigerator of the utility model, a sealing sleeve is fixedly connected to the surface of the connecting pipe, and the surface of the sealing sleeve is in close contact with the inner wall of the condenser tube.

[0009] In order to achieve the effect of fixing the sealing cover, as a preferred waste heat recovery device for a refrigerator of the utility model, a plurality of sealing covers are arranged on the left side of the fixing frame, and the right side of the sealing cover extends to the inside of the fixing frame and is in close contact with the inside of the fixing frame.

[0010] In order to facilitate the installation of the fixing bracket, as a preferred waste heat recovery device for a refrigerator of the utility model, the fixing bracket is internally fixedly connected with a limiting block, a limiting groove is provided on the surface of the condenser, and the right side of the limiting block extends to the inside of the limiting groove and contacts with the inside of the limiting groove.

[0011] In order to achieve the effect of fixing the fixing frame, as a preferred waste heat recovery device for a refrigerator of the utility model, the right side of the fixing frame is rotatably connected to the limiting frame, and the left side of the condenser extends to the interior of the limiting frame and is connected to the internal thread of the limiting frame.

[0012] In order to achieve the sewage discharge effect, as a preferred waste heat recovery device for a refrigerator of the utility model, a connecting frame is arranged on the right side of the condenser, a sewage pipe is fixedly connected to the bottom of the connecting frame, and a second valve is arranged on the surface of the sewage pipe.

[0013] In order to achieve the effect of limiting the connection frame, as a preferred waste heat recovery device for a refrigerator of the utility model, a sealing gasket is fixedly connected to the surface of the condenser, and the surface of the sealing gasket is in close contact with the inner wall of the connection frame.

[0014] In order to achieve the effect of fixing the connecting pipe, as a preferred waste heat recovery device for a refrigerator of the utility model, the bottom of the fixing frame is fixedly connected with a connecting pipe, and the right side of the connecting pipe is fixedly connected with the left side of the sewage pipe.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The waste heat recovery device for refrigerators is implemented by moving a fixing frame to the left side of the condenser for fixing, turning a first valve to close the top water pipe to prevent sewage from moving into the water pipe, and then moving the protective frame to drive the connecting pipe to move, so that the right side of the connecting pipe passes through the fixing frame and extends to the inside of the condenser, thereby facilitating the cleaning of the inner wall of the condenser by a brush tool, and fixing the protective cover inside the protective frame so that the protective cover can protect the staff and prevent the staff from being scratched, thereby solving the problem that when cleaning the condenser of most existing waste heat recovery devices for refrigerators, a soft brush or a brush is used to move the inner wall of the condenser back and forth to remove dust and dirt, and since the port of the condenser is relatively sharp, it is easy to scratch the staff, and the number of condenser pipes is large and difficult to distinguish, so it is easy to miss the brush during cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the waste heat recovery device for refrigerator of the utility model;

[0018] Figure 2 It is a schematic diagram of the three-dimensional structure inside the condenser of the utility model;

[0019] Figure 3 It is a three-dimensional connection schematic diagram of the protection mechanism in the utility model;

[0020] Figure 4 It is a three-dimensional connection diagram of the fixing frame and the limiting frame in the utility model;

[0021] Figure 5 For this utility model Figure 2 A partial enlarged view of point A in the middle.

[0022] In the figure, 1. support frame; 2. drain pipe; 3. second valve; 4. connecting frame; 5. condenser; 6. water pipe; 7. first valve; 8. protection mechanism; 801. protection frame; 802. protection sleeve; 803. connecting pipe; 9. sealing cover; 10. fixing frame; 11. connecting pipe; 12. condenser pipe; 13. sealing gasket; 14. sealing sleeve; 15. limit frame; 16. limit block; 17. limit groove. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 The utility model provides a technical solution: a waste heat recovery device for a refrigerator, comprising a support frame 1, a condenser 5 is arranged on the top of the support frame 1, a plurality of condensing tubes 12 are arranged inside the condenser 5, a fixing frame 10 is arranged on the left side of the condenser 5, a protective mechanism 8 is arranged on the left side of the fixing frame 10, two water pipes 6 are fixedly connected to the top of the condenser 5, and a first valve 7 is arranged on the surface of the water pipe 6;

[0026] The protective mechanism 8 includes a protective frame 801, a protective sleeve 802 and a connecting pipe 803. The interior of the protective frame 801 is fixedly connected to the surface of the protective sleeve 802. The left side of the connecting pipe 803 is fixedly connected to the right side of the protective frame 801. The right side of the connecting pipe 803 passes through the fixed frame 10 and extends to the right side of the fixed frame 10.

[0027] In this embodiment: by moving the fixing frame 10 to the left side of the condenser 5 for fixing, turning the first valve 7, so that the top water pipe 6 is in a closed state to prevent sewage from moving into the inside of the water pipe 6, then moving the protective frame 801, so that the protective frame 801 drives the connecting pipe 803 to move, so that the right side of the connecting pipe 803 passes through the fixing frame 10 and extends to the inside of the condenser 12, so as to facilitate the cleaning of the inner wall of the condenser 12 with a brush tool, and fixing the protective cover 802 inside the protective frame 801, the protective cover 802 can protect the staff and prevent the staff from being scratched.

[0028] As a technical optimization solution of the present invention, a sealing sleeve 14 is fixedly connected to the surface of the connecting pipe 803 , and the surface of the sealing sleeve 14 is in close contact with the inner wall of the condenser pipe 12 .

[0029] In this embodiment, by making the surface of the sealing sleeve 14 closely contact with the inner wall of the condenser tube 12 , the sealing sleeve 14 can seal the connecting tube 803 , thereby achieving the effect of sealing the connecting tube 803 .

[0030] As a technical optimization solution of the present invention, a plurality of sealing covers 9 are provided on the left side of the fixing frame 10 , and the right side of the sealing covers 9 extends to the inside of the fixing frame 10 and is in close contact with the inside of the fixing frame 10 .

[0031] In this embodiment, the sealing cover 9 can be fixed by making the surface of the sealing cover 9 closely contact with the inside of the fixing frame 10, thereby achieving the effect of fixing the sealing cover 9.

[0032] As a technical optimization solution of the utility model, the interior of the fixing frame 10 is fixedly connected to a limiting block 16, a limiting groove 17 is provided on the surface of the condenser 5, and the right side of the limiting block 16 extends to the interior of the limiting groove 17 and contacts the interior of the limiting groove 17.

[0033] In this embodiment, by making the surface of the limiting block 16 contact with the inside of the limiting groove 17 , the fixing frame 10 can be easily moved through the limiting block 16 , thereby achieving the effect of facilitating the installation of the fixing frame 10 .

[0034] As a technical optimization solution of the present invention, the right side of the fixing frame 10 is rotatably connected to the limiting frame 15 , and the left side of the condenser 5 extends to the inside of the limiting frame 15 and is connected to the internal thread of the limiting frame 15 .

[0035] In this embodiment, by threading the interior of the limiting frame 15 with the surface of the condenser 5 , the limiting frame 15 can be fixed to the fixing frame 10 through the condenser 5 , thereby achieving the effect of fixing the fixing frame 10 .

[0036] As a technical optimization solution of the utility model, a connecting frame 4 is arranged on the right side of the condenser 5 , the bottom of the connecting frame 4 is fixedly connected with a sewage pipe 2 , and a second valve 3 is arranged on the surface of the sewage pipe 2 .

[0037] In this embodiment, by fixing the sewage pipe 2 at the bottom of the connecting frame 4, the sewage inside the condenser tube 12 can be easily moved to the inside of the sewage pipe 2 through the connecting frame 4, thereby achieving the sewage discharge effect.

[0038] As a technical optimization solution of the present invention, a sealing gasket 13 is fixedly connected to the surface of the condenser 5 , and the surface of the sealing gasket 13 is in close contact with the inner wall of the connecting frame 4 .

[0039] In this embodiment, by making the surface of the sealing gasket 13 closely contact with the inner wall of the connecting frame 4 , the sealing gasket 13 can seal the connecting frame 4 , thereby achieving the effect of limiting the position of the connecting frame 4 .

[0040] As a technical optimization solution of the utility model, a connecting pipe 11 is fixedly connected to the bottom of the fixing frame 10 , and the right side of the connecting pipe 11 is fixedly connected to the left side of the sewage pipe 2 .

[0041] In this embodiment, by making the right side of the connecting pipe 11 fixedly connected to the left side of the sewage pipe 2, the connecting pipe 803 can be fixed to the sewage pipe 2, thereby achieving the effect of fixing the connecting pipe 11.

[0042] Working principle: First, move the fixing frame 10 to the left side of the condenser 5, so that the fixing frame 10 drives the limit block 16 to move to the inside of the limit groove 17, so as to facilitate the installation of the fixing frame 10, and make the limit frame 15 fix the fixing frame 10 through the condenser 5, turn the first valve 7, so that the top water pipe 6 is in a closed state to prevent sewage from moving into the inside of the water pipe 6, then move the sealing cover 9, so that the surface of the sealing cover 9 is away from the inside of the fixing frame 10, so as to avoid the phenomenon of brush leakage, move the protective frame 801, so that the protective frame 801 drives the connecting pipe 803 to move, so that the right side of the connecting pipe 803 passes through the fixing frame 10 and extends to the inside of the condenser pipe 12, and the sealing sleeve 14 seals the connecting pipe 803. The protective sleeve 802 is fixed inside the protective frame 801, so that the protective sleeve 802 can protect the staff and avoid scratching the staff. Then the cleaning liquid flows into the inside of the condenser 12 for flushing and is discharged through the drain pipe 2, thereby facilitating the cleaning of the condenser 12. This solves the problem that when cleaning the condenser 5 of the existing waste heat recovery device for most refrigerators, a soft brush or a brush is used to stretch the inner wall of the condenser 12 back and forth to remove dust and dirt. Since the port of the condenser 12 is relatively sharp, it is easy to scratch the staff, and the number of condenser 12 is large and difficult to distinguish, and it is easy to miss the brush during cleaning.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A waste heat recovery device for a refrigerator, comprising a support frame (1), characterized in that: A condenser (5) is arranged on the top of the support frame (1), a plurality of condensation tubes (12) are arranged inside the condenser (5), a fixing frame (10) is arranged on the left side of the condenser (5), a protection mechanism (8) is arranged on the left side of the fixing frame (10), two water pipes (6) are fixedly connected to the top of the condenser (5), and a first valve (7) is arranged on the surface of the water pipe (6); The protection mechanism (8) comprises a protection frame (801), a protection sleeve (802) and a connecting pipe (803); the interior of the protection frame (801) is fixedly connected to the surface of the protection sleeve (802); the left side of the connecting pipe (803) is fixedly connected to the right side of the protection frame (801); and the right side of the connecting pipe (803) passes through the fixing frame (10) and extends to the right side of the fixing frame (10).

2. A waste heat recovery device for a refrigerator according to claim 1, characterized in that: A sealing sleeve (14) is fixedly connected to the surface of the connecting pipe (803), and the surface of the sealing sleeve (14) is in close contact with the inner wall of the condenser tube (12).

3. The waste heat recovery device for a refrigerator according to claim 1, characterized in that: A plurality of sealing covers (9) are arranged on the left side of the fixing frame (10), and the right side of the sealing covers (9) extends to the inside of the fixing frame (10) and is in close contact with the inside of the fixing frame (10).

4. The waste heat recovery device for a refrigerator according to claim 1, characterized in that: The interior of the fixing frame (10) is fixedly connected to a limiting block (16), a limiting groove (17) is provided on the surface of the condenser (5), and the right side of the limiting block (16) extends to the interior of the limiting groove (17) and contacts the interior of the limiting groove (17).

5. The waste heat recovery device for a refrigerator according to claim 1, characterized in that: The right side of the fixing frame (10) is rotatably connected to the limiting frame (15), and the left side of the condenser (5) extends to the interior of the limiting frame (15) and is threadedly connected to the interior of the limiting frame (15).

6. The waste heat recovery device for a refrigerator according to claim 1, characterized in that: A connecting frame (4) is provided on the right side of the condenser (5), the bottom of the connecting frame (4) is fixedly connected to a sewage pipe (2), and a second valve (3) is provided on the surface of the sewage pipe (2).

7. The waste heat recovery device for a refrigerator according to claim 1, characterized in that: A sealing gasket (13) is fixedly connected to the surface of the condenser (5), and the surface of the sealing gasket (13) is in close contact with the inner wall of the connecting frame (4).

8. The waste heat recovery device for a refrigerator according to claim 1, characterized in that: A connecting pipe (11) is fixedly connected to the bottom of the fixing frame (10), and the right side of the connecting pipe (11) is fixedly connected to the left side of the sewage pipe (2).

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