CN221444537U - Exhaust temperature protection structure of refrigerating unit - Google Patents

Abstract

The utility model provides a refrigerating unit exhaust temperature protection architecture, including blast pipe and cooling protection tube, cooling protection tube includes insulating tube, heat conduction inner tube and middle part riser, and heat conduction inner tube inner wall contacts with the blast pipe outside, forms the vacuum chamber between insulating tube and the middle part riser, forms the heat absorption water cavity between heat conduction inner tube and the middle part riser, evenly connects from right to left between heat conduction inner tube inner wall and the middle part riser outer wall and is equipped with multiunit riser, evenly is equipped with multiunit water hole on the riser, and the last lateral wall of insulating tube passes the installation and is equipped with vacuum generator. Compared with the prior art, the utility model has the advantages that: the cooling water in the heat absorption water cavity between the heat conduction inner pipe and the middle marine riser exchanges heat with the exhaust pipe, so that the gas in the exhaust pipe can be stably cooled; the vacuum cavity between the heat preservation pipe and the middle marine riser prevents that outside temperature from influencing the temperature of heat absorption water cavity, can carry out accurate accuse temperature to the blast pipe, prevents that temperature from unstable, causes the influence to the blast pipe.

Description

Exhaust temperature protection structure of refrigerating unit

Technical Field

The utility model relates to the technical field of refrigeration, in particular to an exhaust temperature protection structure of a refrigerating unit.

Background

The refrigerator transfers heat of the cooled object having a lower temperature to the ambient medium to obtain cold.

At present, a refrigerating unit comprises a compressor, an exhaust pipe and a condenser, wherein two ends of the exhaust pipe are respectively connected with the compressor and the condenser, and hot air exhausted by the compressor enters the condenser through the exhaust pipe to be cooled. Because the temperature of the hot air exhausted by the compressor is higher, the temperature of the gas entering the exhaust pipe is high, but the temperature outside the exhaust pipe is far lower than the temperature of the gas in the exhaust pipe, so that the difference between the inside temperature and the outside temperature of the exhaust pipe is larger, and the exhaust pipe is easy to crack after long-term use, thereby influencing the exhaust work of the compressor.

Disclosure of utility model

The utility model aims to solve the problem that the exhaust pipe is easy to crack due to large internal and external temperature difference of the exhaust pipe and long-term use, and provides an exhaust temperature protection structure of a refrigerating unit.

In order to overcome the defects in the prior art, the utility model provides an exhaust temperature protection structure of a refrigerating unit, which comprises an exhaust pipe and a cooling protection pipe, wherein the cooling protection pipe comprises a heat preservation pipe, a heat conduction inner pipe and a middle marine riser, the inner wall of the heat conduction inner pipe is contacted with the outer side of the exhaust pipe, a vacuum cavity is formed between the heat preservation pipe and the middle marine riser, a heat absorption water cavity is formed between the heat conduction inner pipe and the middle marine riser, a plurality of groups of water separation plates are uniformly connected between the inner wall of the heat conduction inner pipe and the outer wall of the middle marine riser from right to left, a plurality of groups of water passing holes are uniformly formed on the water separation plates, the upper side wall of the heat preservation pipe is provided with a vacuum generator in a penetrating way, and a circulating cooling mechanism is connected between the two ends of the cooling protection pipe.

As an improvement: the circulating cooling mechanism comprises a water inlet pipe, a water outlet pipe, a refrigerating water tank and a radiating water tank, wherein the water inlet pipe is connected with the right side wall of the cooling protection pipe in a penetrating way, the water outlet pipe is connected with the left side wall of the cooling protection pipe in a penetrating way, the first water inlet pipe is connected with the upper portion of the right side wall of the refrigerating water tank in a penetrating way, the other end of the water outlet pipe is connected with the upper portion of the left side wall of the radiating water tank in a penetrating way, the second water inlet pipe is arranged on the upper portion of the left side wall of the refrigerating water tank in a penetrating way, and a connecting pipe is connected between the second water inlet end of the pump body and the lower portion of the right side wall of the radiating water tank.

As an improvement: the water inlet pipe and the water outlet pipe are respectively inserted into the inner side of the heat absorption water cavity between the heat conduction inner pipe and the middle marine riser.

As an improvement: the upper part of the left inner wall of the radiating water tank is connected with an inclined plate positioned at the lower side of the drain pipe, and the middle part of the right side wall of the radiating water tank is provided with a fan in a penetrating way.

As an improvement: and a controller is arranged at the front side of the refrigeration water tank.

As an improvement: the diameter of the right side of the water passing hole is larger than that of the left side.

Compared with the prior art, the utility model has the advantages that:

1. The cooling water in the heat absorption water cavity between the heat conduction inner pipe and the middle marine riser exchanges heat with the exhaust pipe, constant-temperature cooling liquid is continuously fed into the heat absorption water cavity through the circulating cooling mechanism, and the gas in the exhaust pipe can be stably cooled;

2. The vacuum cavity between the heat preservation pipe and the middle marine riser prevents that outside temperature from influencing the temperature of heat absorption water cavity, can carry out accurate accuse temperature to the blast pipe, prevents that temperature from unstable, causes the influence to the blast pipe.

Drawings

FIG. 1 is a perspective view of an exhaust temperature protection structure for a refrigeration unit according to the present utility model;

FIG. 2 is a schematic diagram of a cooling protection tube of an exhaust temperature protection structure of a refrigeration unit according to the present utility model;

FIG. 3 is a schematic diagram of the internal structure of a radiator of the exhaust temperature protection structure of a refrigeration unit according to the present utility model;

Reference numeral control table:

1. An exhaust pipe; 2. a cooling protection tube; 2.1, a heat preservation pipe; 2.2, a heat conducting inner tube; 2.3, middle riser; 2.4, a water stop plate; 2.5, water passing holes; 3. a vacuum generator; 4. a water inlet pipe; 5. a drain pipe; 6. a refrigeration water tank; 7. a pump body I; 8. a controller; 9. a heat radiation water tank; 10. a sloping plate; 11. a blower; 12. a pump body II; 13. and (5) connecting pipes.

Detailed Description

Specific embodiments of the present utility model will be further described below with reference to the accompanying drawings.

As shown in fig. 1-3, an exhaust temperature protection structure of a refrigerating unit comprises an exhaust pipe 1 and a cooling protection pipe 2, wherein the cooling protection pipe 2 comprises a heat insulation pipe 2.1, a heat conduction inner pipe 2.2 and a middle water isolation pipe 2.3, the inner wall of the heat conduction inner pipe 2.2 is contacted with the outer side of the exhaust pipe 1, a vacuum cavity is formed between the heat insulation pipe 2.1 and the middle water isolation pipe 2.3, a vacuum generator 3 is arranged on the upper side wall of the heat insulation pipe 2.1 in a penetrating way, air between the heat insulation pipe 2.1 and the middle water isolation pipe 2.3 is pumped out through the vacuum generator 3 to form a vacuum cavity, heat insulation can be carried out, and the influence of external temperature on the exhaust pipe 1 is reduced.

The heat-conducting inner pipe 2.2 and the middle marine riser 2.3 form the heat absorption water cavity, evenly connect from right to left between heat-conducting inner pipe 2.2 inner wall and the middle marine riser 2.3 outer wall and be equipped with multiunit water baffle 2.4, evenly be equipped with multiunit water passing hole 2.5 on the water baffle 2.4, water passing hole 2.5 right side aperture is greater than left side aperture, and cooling water flows from right to left between heat-conducting inner pipe 2.2 and the middle marine riser 2.3, and cooling water flows left side gradually through multiunit water passing hole 2.5, ensures that the inside cooling water of heat absorption water cavity can evenly flow left.

The cooling protection tube 2 is connected between the both ends and is equipped with circulation cooling mechanism, circulation cooling mechanism includes inlet tube 4, drain pipe 5, refrigeration water tank 6 and heat dissipation water tank 9, the installation of refrigeration water tank 6 front side is equipped with controller 8, the heat absorption water cavity inboard between heat conduction inner tube 2.2 and the middle part riser 2.3 is inserted respectively to inlet tube 4 and drain pipe 5, inlet tube 4 passes with cooling protection tube 2 right side wall and is connected, drain pipe 5 passes with cooling protection tube 2 left side wall and is connected, the connection of inlet tube 4 other end is equipped with pump body one 7, pump body one 7 passes with refrigeration water tank 6 right side wall upper portion and is connected, drain pipe 5 other end passes with heat dissipation water tank 9 left side wall upper portion and is connected, pump body two 12 are installed on refrigeration water tank 6 left side wall upper portion, connect between pump body two 12 water inlet end and heat dissipation water tank 9 right side wall lower part and be equipped with connecting pipe 13.

The action principle of the circulating cooling mechanism: the working speed of the first pump body 7 and the second pump body 12 is set through the controller 8, the refrigerating temperature of the refrigerating water tank 6 is adjusted, cooling water in the refrigerating water tank 6 is sent to a heat absorption water cavity between the heat conduction inner pipe 2.2 and the middle water isolation pipe 2.3 through the first pump body 7, the cooling water flows leftwards, flows back to the radiating water tank 9 through the water drain pipe 5, the cooling water after heat exchange is cooled in the radiating water tank 9, and the cooling water cooled in the radiating water tank 9 is sent to the refrigerating water tank 6 for further cooling through the second pump body 12 and the connecting pipe 13 for recycling.

The cooling water cooling device is characterized in that an inclined plate 10 is connected to the upper portion of the left side inner wall of the cooling water tank 9 and is located at the lower side of the drain pipe 5, a fan 11 is installed in the middle of the right side wall of the cooling water tank 9 in a penetrating mode, the drain pipe 5 sends cooling water after heat exchange to the upper side of the inclined plate 10, the cooling water after heat exchange flows on the upper side of the inclined plate 10, the fan 11 is started through the controller 8, external wind is blown to the cooling water flowing on the upper side of the inclined plate 10 through the fan 11, and the cooling water is cooled.

The above description is illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, but is to be accorded the full scope of the claims.

Claims (6)

1. The utility model provides a refrigerating unit exhaust temperature protection architecture, includes blast pipe (1) and cooling protection tube (2), its characterized in that: the cooling protection pipe (2) comprises a heat preservation pipe (2.1), a heat conduction inner pipe (2.2) and a middle waterproof pipe (2.3), the inner wall of the heat conduction inner pipe (2.2) is contacted with the outer side of an exhaust pipe (1), a vacuum cavity is formed between the heat preservation pipe (2.1) and the middle waterproof pipe (2.3), a heat absorption water cavity is formed between the heat conduction inner pipe (2.2) and the middle waterproof pipe (2.3), a plurality of groups of waterproof plates (2.4) are uniformly connected between the inner wall of the heat conduction inner pipe (2.2) and the outer wall of the middle waterproof pipe (2.3) from right to left, a plurality of groups of water passing holes (2.5) are uniformly formed in the waterproof plates (2.4), a vacuum generator (3) is arranged on the upper side wall of the heat preservation pipe (2.1) in a penetrating mode, and a circulating cooling mechanism is connected between two ends of the cooling protection pipe (2).

2. The refrigeration unit exhaust temperature protection architecture of claim 1, wherein: the circulating cooling mechanism comprises a water inlet pipe (4), a water outlet pipe (5), a refrigerating water tank (6) and a radiating water tank (9), wherein the water inlet pipe (4) is connected with the right side wall of the cooling protection pipe (2) in a penetrating way, the water outlet pipe (5) is connected with the left side wall of the cooling protection pipe (2) in a penetrating way, the other end of the water inlet pipe (4) is connected with a first pump body (7), the first pump body (7) is connected with the upper portion of the right side wall of the refrigerating water tank (6) in a penetrating way, the other end of the water outlet pipe (5) is connected with the upper portion of the left side wall of the radiating water tank (9) in a penetrating way, a second pump body (12) is arranged on the upper portion of the left side wall of the refrigerating water tank (6), and a connecting pipe (13) is connected between the water inlet end of the second pump body (12) and the lower portion of the right side wall of the radiating water tank (9).

3. The refrigeration unit exhaust temperature protection architecture of claim 2, wherein: the water inlet pipe (4) and the water outlet pipe (5) are respectively inserted into the inner side of the heat absorption water cavity between the heat conduction inner pipe (2.2) and the middle water isolation pipe (2.3).

4. The refrigeration unit exhaust temperature protection architecture of claim 2, wherein: the radiator is characterized in that an inclined plate (10) is connected to the upper portion of the left inner wall of the radiator tank (9) and located below the drain pipe (5), and a fan (11) is arranged in the middle of the right side wall of the radiator tank (9) in a penetrating mode.

5. The refrigeration unit exhaust temperature protection architecture of claim 2, wherein: a controller (8) is arranged at the front side of the refrigerating water tank (6).

6. The refrigeration unit exhaust temperature protection architecture of claim 1, wherein: the diameter of the right side of the water passing hole (2.5) is larger than that of the left side.