CN217876417U - Long service life's subway air conditioner heat transfer device - Google Patents

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a subway air conditioner heat exchange device with long service life; the utility model discloses a heat exchange assembly and cooling module and protection component that set up on heat exchange assembly, heat exchange assembly includes the ring dish, the heat exchange tube, connecting tube and catheter, the quantity of ring dish is two and the two sets up parallelly, a set of heat exchange tube has symmetrically distributed between two ring dishes, the both ends of heat exchange tube switch on the cavity that corresponds the ring dish inside respectively, the coaxial type is equipped with the connecting tube on the bottom wall of ring dish outside one end, the connecting tube switches on the corresponding cavity equally, the rotation of the equal rotary dynamic seal formula on the connecting tube is connected with the catheter that matches with it, still be equipped with drive assembly on the protection component, the mouth of pipe department of connecting tube all detachably is fixed with turbine fan blade; the utility model discloses can solve prior art effectively and have the not good and not good scheduling problem of reliability of heat transfer effect.

Description

Long service life's subway air conditioner heat transfer device

Technical Field

The utility model relates to a heat exchanger technical field, concretely relates to long service life's subway air conditioner heat transfer device.

Background

Heat exchangers (also called heat exchangers or heat exchange devices) are devices for transferring heat from a hot fluid to a cold fluid to meet specified process requirements, and are industrial applications of convective heat transfer and conductive heat transfer, and the heat exchangers can be classified in different ways and can be classified into three categories, namely, dividing wall type, hybrid type and regenerative type (or called regenerative type) according to the operation process; the household heat exchanger can be divided into a compact type and a non-compact type according to the surface compactness degree, solves the difficult problem of hot water use in the household of collective heating and winter, and has the same working principle as the heat exchanger of collective heating, but different sizes and styles.

In the application number: CN201721423449.4, a subway air conditioner heat exchange device with long service life is disclosed in the patent document, which comprises a first heat exchange column and a second heat exchange column, a condenser is fixedly mounted on the right side surface of the second heat exchange column, a condenser pipe is fixedly connected to the output end of the condenser, a connecting pipe is fixedly connected to one end of the condenser pipe far away from the condenser, the connecting pipe is fixedly connected to the first heat exchange column, a heat exchange pipe is fixedly connected to one end of the connecting pipe far away from the condenser pipe, one end of the heat exchange pipe far away from the connecting pipe is fixedly connected to the second heat exchange column, a threaded ring is fixedly connected to the surface of the heat exchange pipe, and a fin is fixedly connected to the front surface of the heat exchange pipe. This long service life's subway air conditioner heat transfer device, simple structure, convenient to use not only can make the effect of heat transfer better, and is more convenient, simple during routine maintenance, guarantees the life of equipment, can practice thrift the cost better and improve the efficiency of work.

However, the following disadvantages still exist in the practical application process:

first, the heat exchange effect is not good because it only uses air to dissipate heat, however, the thermal resistance of air is large, which makes the heat exchange effect have great limitation.

Secondly, reliability is poor because as working time becomes longer, the surfaces of the heat exchange tubes, fins, heat dissipation fins, threaded rings, heat exchange blocks, etc. are filled with dust, which reduces heat exchange efficiency.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, solve the problem of proposing among the above-mentioned background art.

In order to realize the purpose, the utility model adopts the following technical scheme: a subway air conditioner heat exchange device with long service life comprises a heat exchange assembly, a cooling assembly and a protection assembly, wherein the cooling assembly and the protection assembly are arranged on the heat exchange assembly;

the heat exchange assembly comprises two annular discs, heat exchange tubes, connecting tubes and liquid guide tubes, the two annular discs are arranged in parallel, a group of heat exchange tubes are symmetrically distributed between the two annular discs, two ends of each heat exchange tube are respectively communicated with cavities inside the corresponding annular discs, the connecting tubes are coaxially arranged on the bottom wall of one end of the outer side of each annular disc and are also communicated with the corresponding cavities, and the connecting tubes are rotationally and movably connected with the liquid guide tubes matched with the connecting tubes in a sealing mode.

Furthermore, the side walls of the liquid guide pipes are provided with circulating pipes for conducting the liquid guide pipes, and a group of radiating ring fins in heat conduction type contact with the heat exchange pipes are distributed between the two ring disks at equal intervals.

Furthermore, the protection component comprises an upper arc cover, a lower arc cover, annular plates, a rotating seat and a mounting frame, the annular plates matched with the upper arc cover are connected to the liquid guide pipe in a rotating mode, the upper arc cover and the lower arc cover are spliced into a cylinder shape and coaxially arranged between the two annular plates, the heat exchange pipe and the annular plate are completely located inside a space area formed by the upper arc cover, the lower arc cover and the annular plates, the upper arc cover is detachably fixed on the rotating seat, two ends of the rotating seat are respectively connected with the corresponding liquid guide pipe in a rotating mode, and the rotating seat is detachably fixed on the mounting frame.

Furthermore, the protection assembly is further provided with a driving assembly, the driving assembly comprises a driving motor, a chain and an outer gear ring, the outer gear ring is arranged on the outer side wall of the liquid guide pipe, the driving motor is arranged on the rotating seat, and an output gear of the driving motor is in synchronous transmission connection with the outer gear ring through the chain.

Furthermore, go up the arc cover, all be equipped with the hydrophobic layer on the inside wall of arc cover and annular plate down, it is equipped with a set of first recovery tube along its axial symmetry to go up the lateral wall that the arc cover is close to the mounting bracket, the lateral wall that the mounting bracket was kept away from to the arc cover down is equipped with a set of second recovery tube along its axial symmetry, first recovery tube all connects on first collecting pipe, the second recovery tube is all connected on the second collecting pipe.

Furthermore, the cooling assembly comprises a water storage tank, a water pump, a water supply pipe and atomizing nozzles, wherein the outer ends of the liquid guide pipes are coaxially provided with support frames, two ends of the water supply pipe are respectively installed on the two support frames, a group of atomizing nozzles are symmetrically distributed on the pipe body of the water supply pipe, which is positioned inside the heat exchange assembly, along the axial direction of the pipe body, the water supply pipe is a hard blind pipe, one open end of the water supply pipe is connected to the output end of the water pump, and the input end of the water pump is connected with the water storage tank.

Furthermore, the pipe orifices of the connecting pipes are detachably fixed with turbine blades, and the air supply directions of the two turbine blades are from the outer ends of the connecting pipes to the inner ends of the connecting pipes.

Furthermore, the first collecting pipe and the second collecting pipe are connected to a negative pressure pump, and the output end of the negative pressure pump is connected to the water storage tank.

Furthermore, the negative pressure pump is connected with the water storage tank through a geothermal pipe, and the geothermal pipe is buried under the ground.

Furthermore, a filter is connected in series on the pipe body of the geothermal pipe, which is above the ground and close to the negative pressure pump.

Compared with the prior art, the utility model has the advantages and positive effects that,

the utility model discloses an increase heat exchange assemblies, cooling module, protection component and drive assembly, heat exchange assemblies includes the ring dish, the heat exchange tube, connecting tube and catheter, protection component includes the arc cover, lower arc cover, the annular slab, rotate seat and mounting bracket, drive assembly includes driving motor, chain and outer gear circle, cooling component includes the storage water tank, a water pump, delivery pipe and atomizer, the mouth of pipe department of catheter is all detachably fixed with turbine fan blade, it is equipped with a set of first recovery pipe along its axial to go up the lateral wall that the arc cover is close to the mounting bracket symmetrically, the lateral wall that the mounting bracket was kept away from to the arc cover is equipped with a set of second recovery tube along its axial upward symmetry down, first recovery tube is all connected on first collecting pipe down, the second recovery tube is all connected on the second collecting pipe, first collecting pipe and second collecting pipe are all connected on the negative pressure pump, the output of negative pressure pump is connected through the design on geothermal pipe connection to the storage water tank.

Therefore, the heat exchange assembly can be driven to rotate continuously by the driving assembly, and the cooling assembly sprays water mist continuously inside the protection assembly, so that uninterrupted water cooling of all heat exchange tubes is realized, and in the rotating process of the heat exchange assembly, the turbofan can continuously suck outside air into the inner space of the protection assembly, so that air cooling of the heat exchange assembly is realized; the mode of combining air cooling and water cooling can not only improve the heat exchange efficiency of the heat exchange assembly, but also ensure the cleanness of the surface of the heat exchange tube.

Drawings

Fig. 1 is a visual diagram of the present invention at a first viewing angle;

FIG. 2 is an exploded view of the upper and lower curved shrouds, the annular plate, and the lower curved shroud at a second perspective of the present invention;

fig. 3 is an exploded view of the rotating base and the mounting frame with a partial section view at a third viewing angle of the present invention;

fig. 4 is a visual diagram of the heat exchange assembly at a fourth viewing angle of the present invention;

FIG. 5 is a schematic view of the fifth aspect of the present invention showing the water supply pipe and the support frame mounted thereon;

fig. 6 is an exploded view of the heat exchange assembly at a sixth viewing angle of the present invention;

fig. 7 is a schematic view of the seventh viewing angle lower ring plate of the present invention after being partially cut away;

FIG. 8 is a cross-sectional view, partially in section, of the upper arc shroud of the present invention;

FIG. 9 is an enlarged view of area A of FIG. 6;

the reference numerals in the drawings represent:

100-a heat exchange assembly; 101-a ring disk; 102-heat exchange tubes; 103-a coupling tube; 104-a catheter; 105-a cavity; 106-circulation pipe; 107-heat dissipation ring fins;

200-a cooling assembly; 201-a water storage tank; 202-a water pump; 203-water supply pipe; 204-atomizing spray heads; 205-a support frame;

300-a guard assembly; 301-upper arc cover; 302-lower arc cover; 303-a ring plate; 304-a rotating seat; 305-a mounting frame; 306-a hydrophobic layer; 307-a first recovery pipe; 308-a second recovery pipe; 309-a first collection pipe; 310-a second collection tube; 311-a negative pressure pump; 312-geothermal pipe; 313-a filter;

400-a drive assembly; 401-a drive motor; 402-a chain; 403-external gear ring;

500-turbine blades.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

The subway air conditioner heat exchange device with long service life of the embodiment refers to fig. 1-9: comprises a heat exchange assembly 100, and a cooling assembly 200 and a protective assembly 300 which are arranged on the heat exchange assembly 100.

(one)

The heat exchange assembly 100 comprises two annular discs 101, heat exchange tubes 102, connecting tubes 103 and liquid guide tubes 104, the two annular discs 101 are arranged in parallel, a group of heat exchange tubes 102 are symmetrically distributed between the two annular discs 101, two ends of each heat exchange tube 102 are respectively communicated with cavities 105 inside the corresponding annular discs 101, the connecting tubes 103 are coaxially arranged on the bottom wall of one end of the outer side of each annular disc 101, the connecting tubes 103 are also communicated with the corresponding cavities 105, and the connecting tubes 103 are rotationally and movably connected with the liquid guide tubes 104 matched with the connecting tubes 103 in a sealing mode.

The side walls of the liquid guide tube 104 are provided with circulating tubes 106 for conducting the inside of the liquid guide tube (one circulating tube 106 is used for the entrance of the refrigerant, and the other circulating tube 106 is used for the discharge of the refrigerant), and a group of radiating ring fins 107 in heat conduction type contact with the heat exchange tube 102 are distributed between the two ring discs 101 at equal intervals, so that the effective radiating area of the heat exchange tube 102 can be increased, and the heat exchange efficiency of the heat exchange tube 102 is improved.

The nozzles of the connecting pipes 103 are detachably fixed with turbine blades 500, and the air supply directions of the two turbine blades 500 are from the outer end of the connecting pipe 103 to the inner end of the connecting pipe 103, so that when the driving assembly 400 drives the heat exchange assembly 100 to rotate, the turbine blades 500 can draw outside air into the interior of the protective assembly 300, and perform forced air cooling on the heat exchange pipe 102.

(II)

The cooling assembly 200 comprises a water storage tank 201, a water pump 202, a water supply pipe 203 and atomizing nozzles 204, the outer ends of the liquid guide pipes 104 are coaxially provided with support frames 205, two ends of the water supply pipe 203 are respectively installed on the two support frames 205, a group of atomizing nozzles 204 are symmetrically distributed on the pipe body of the water supply pipe 203 in the heat exchange assembly 100 along the axial direction of the pipe body, the water supply pipe 203 is a hard blind pipe, one open end of the water supply pipe 203 is connected to the output end of the water pump 202, and the input end of the water pump 202 is connected with the water storage tank 201. Therefore, water mist can be uniformly sprayed out of the heat exchange assembly 100 through the cooling assembly 200, so that the heat exchange pipe 102 is water-cooled, and the heat exchange efficiency of the heat exchange assembly 100 is improved. Meanwhile, in the process of water cooling of the heat exchange tube 102 by the cooling assembly 200, the surface of the heat exchange tube 102 is also cleaned, so that the influence of dust collected on the surface of the heat exchange tube 102 on the heat exchange efficiency is avoided.

(III)

The protective assembly 300 comprises an upper arc cover 301, a lower arc cover 302, an annular plate 303, a rotating seat 304 and a mounting rack 305, the annular plate 303 matched with the liquid guide pipe 104 is connected to the liquid guide pipe 104 in a rotating mode, the upper arc cover 301 and the lower arc cover 302 are spliced into a cylinder and coaxially arranged between the two annular plates 303, the heat exchange pipe 102 and the annular disc 101 are completely positioned inside a space region formed by the upper arc cover 301, the lower arc cover 302 and the annular plates 303, the upper arc cover 301 is detachably fixed on the rotating seat 304, two ends of the rotating seat 304 are respectively connected with the corresponding liquid guide pipe 104 in a rotating mode, and the rotating seat 304 is detachably fixed on the mounting rack 305.

This allows the heat exchange module 100 to be surrounded by the shield module 300, thereby preventing the heat exchange pipe 102 from being damaged by external impact or impact.

It is worth noting that: the inner side walls of the upper arc-shaped cover 301, the lower arc-shaped cover 302 and the annular plate 303 are provided with hydrophobic layers 306, the outer side wall of the upper arc-shaped cover 301 close to the mounting frame 305 is symmetrically provided with a group of first recovery pipes 307 along the axial direction, the outer side wall of the lower arc-shaped cover 302 far away from the mounting frame 305 is symmetrically provided with a group of second recovery pipes 308 along the axial direction, the first recovery pipes 307 are connected to the first collection pipes 309, the second recovery pipes 308 are connected to the second collection pipes 310, the first collection pipes 309 and the second collection pipes 310 are connected to the negative pressure pump 311, the negative pressure pump 311 is connected with the water storage tank 201 through the geothermal pipe 312, the geothermal pipe 312 is buried under the ground, and therefore water in the geothermal pipe 312 can be cooled through the geothermal energy source, so that water with the temperature lower than the ambient temperature is stored in the water storage tank 201, therefore, the cooling capacity of the cooling assembly 200 for the heat exchange assembly 100 can be improved, and the heat exchange efficiency of the heat exchange assembly 100 can be improved.

It is worth noting that: the tube body of the ground heat pipe 312 above the ground and near the negative pressure pump 311 is connected in series with the filter 313, because the heat exchange assembly 100 is also forced to cool by the turbine fan blades 500, the water mist sprayed from the cooling assembly 200 to the heat exchange tube 102 will be mixed with impurities such as dust in the air, therefore, in order to ensure the cleanness of the water quality in the water storage tank 201, the filter 313 is required to filter and purify the water collected by the negative pressure pump 311, otherwise, the dirty water will not only cause corrosion damage to the heat exchange assembly 100 and the cooling assembly 200, but also reduce the heat exchange efficiency of the heat exchange assembly 100.

(IV)

The protective assembly 300 is further provided with a driving assembly 400, the driving assembly 400 comprises a driving motor 401, a chain 402 and an outer gear ring 403, the outer gear ring 403 is arranged on the outer side wall of the connecting pipe 103, the driving motor 401 is arranged on the rotating seat 304, and an output gear of the driving motor 401 is in synchronous transmission connection with the outer gear ring 403 through the chain 402.

The driving assembly 400 is used for rotating the heat exchange assembly 100, so that the cooling assembly 200 can perform sufficient water mist coverage on each heat exchange tube 102, and at the same time, for driving the turbine blade 500 to rotate.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a long service life's subway air conditioner heat transfer device which characterized in that: the heat exchanger comprises a heat exchange assembly (100), and a cooling assembly (200) and a protection assembly (300) which are arranged on the heat exchange assembly (100);

the heat exchange assembly (100) comprises two annular discs (101), two heat exchange tubes (102), a connecting tube (103) and a liquid guide tube (104), the two annular discs (101) are arranged in parallel, a group of heat exchange tubes (102) are symmetrically distributed between the two annular discs (101), two ends of each heat exchange tube (102) are respectively communicated with a cavity (105) inside the corresponding annular disc (101), the connecting tube (103) is coaxially arranged on the bottom wall of one end of the outer side of each annular disc (101), the connecting tube (103) is also communicated with the corresponding cavity (105), and the connecting tube (103) is rotationally and movably connected with the liquid guide tube (104) matched with the connecting tube in a sealing manner.

2. A subway air-conditioning heat exchange device with long service life as claimed in claim 1, wherein said liquid guiding tube (104) is equipped with a circulating tube (106) on its side wall for conducting its interior, and a set of heat dissipating ring fins (107) in heat-conducting contact with said heat exchanging tube (102) are distributed between said two ring disks (101) at equal intervals.

3. A subway air-conditioning heat exchange device with long service life as claimed in claim 1, wherein said protection assembly (300) comprises an upper arc cover (301), a lower arc cover (302), an annular plate (303), a rotating base (304) and a mounting bracket (305), said liquid guide tube (104) is rotatably connected with the annular plate (303) matched with said liquid guide tube, said upper arc cover (301) and said lower arc cover (302) are spliced into a cylinder shape and coaxially arranged between the two annular plates (303), and said heat exchange tube (102) and said annular disk (101) are completely positioned in the space region formed by said upper arc cover (301), said lower arc cover (302) and said annular plate (303), said upper arc cover (301) is detachably fixed on said rotating base (304), two ends of said rotating base (304) are respectively rotatably connected with the corresponding liquid guide tube (104), and said rotating base (304) is detachably fixed on said mounting bracket (305).

4. A subway air conditioner heat exchange device with long service life as claimed in claim 3, wherein said protection component (300) is further provided with a driving component (400), said driving component (400) comprises a driving motor (401), a chain (402) and an external gear ring (403), said external gear ring (403) is arranged on the outer side wall of the coupling pipe (103), said driving motor (401) is arranged on the rotary base (304), and the output gear of said driving motor (401) is in synchronous transmission connection with the external gear ring (403) through the chain (402).

5. A subway air-conditioning heat exchange device long in service life according to claim 3, wherein the inner side walls of the upper arc-shaped cover (301), the lower arc-shaped cover (302) and the annular plate (303) are all provided with a hydrophobic layer (306), the outer side wall of the upper arc-shaped cover (301) close to the mounting rack (305) is symmetrically provided with a group of first recovery pipes (307) along the axial direction thereof, the outer side wall of the lower arc-shaped cover (302) far away from the mounting rack (305) is symmetrically provided with a group of second recovery pipes (308) along the axial direction thereof, the first recovery pipes (307) are all connected to the first collecting pipe (309), and the second recovery pipes (308) are all connected to the second collecting pipe (310).

6. A subway air conditioner heat exchange device with long service life as claimed in claim 1, wherein said cooling module (200) comprises a water storage tank (201), a water pump (202), a water supply pipe (203) and an atomizing nozzle (204), the outer ends of said liquid guide pipe (104) are coaxially provided with a support frame (205), the two ends of said water supply pipe (203) are respectively installed on two support frames (205), the pipe body of said water supply pipe (203) inside said heat exchange module (100) is symmetrically distributed with a set of atomizing nozzles (204) along the axial direction thereof, said water supply pipe (203) is a hard blind pipe, the open end of said water supply pipe (203) is connected to the output end of said water pump (202), and the input end of said water pump (202) is connected to said water storage tank (201).

7. A subway air conditioner heat exchange device with long service life as claimed in claim 1, wherein said connecting tube (103) is detachably fixed with turbine blades (500) at the mouth, and the air supply direction of two said turbine blades (500) is from the outer end of connecting tube (103) to the inner end of connecting tube (103).

8. A subway air conditioner heat exchange device with long service life as claimed in claim 5, wherein said first collecting pipe (309) and said second collecting pipe (310) are both connected to a negative pressure pump (311), and the output end of said negative pressure pump (311) is connected to the water storage tank (201).

9. A subway air conditioner heat exchange device with long service life as claimed in claim 8, wherein said negative pressure pump (311) is connected with said water storage tank (201) through a geothermal pipe (312), said geothermal pipe (312) is buried under the ground.

10. A subway air conditioner heat exchange device with long service life as claimed in claim 9, wherein said geothermal pipe (312) is connected in series with a filter (313) on the pipe body above ground and near the negative pressure pump (311).

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