CN210625020U - Multi-working-condition counter-flow type evaporative condenser - Google Patents
Multi-working-condition counter-flow type evaporative condenser Download PDFInfo
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- CN210625020U CN210625020U CN201920953396.XU CN201920953396U CN210625020U CN 210625020 U CN210625020 U CN 210625020U CN 201920953396 U CN201920953396 U CN 201920953396U CN 210625020 U CN210625020 U CN 210625020U
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Abstract
The utility model discloses a multiplex condition counter-flow evaporation formula condenser, including organizing the casing organically, dry fin coil pipe has set gradually in the unit casing from top to bottom, spray set, the condensing coil pipe, heat exchange layer and header tank, dry fin coil pipe's refrigerant exit end and condensing coil pipe's refrigerant entry end intercommunication, be provided with bypass pipe G1 between condensing coil pipe's refrigerant entry end pipeline and condensing coil pipe's the refrigerant exit end pipeline, be provided with the gate valve on the bypass pipe G1, spray set passes through the raceway and is connected with the header tank, the unit casing double-phase that the heat exchange layer below corresponds all is provided with the air intake on the relative lateral wall. The utility model relates to a multiplex condition counter-flow evaporation formula condenser makes one set of device have dry/wet-type combined operation, adiabatic operation, three kinds of operational modes of dry-type operation, can reduce the waste of water resource and energy, and need not consider the problem of preventing frostbite in winter.
Description
Technical Field
The utility model belongs to the technical field of air conditioning equipment, concretely relates to multiplex condition counterflow evaporation formula condenser.
Background
The air-conditioning refrigeration system consists of a compressor, a condenser, an expansion valve and an evaporator, wherein the condenser is a device for outputting heat, and the heat absorbed from the evaporator and the heat converted from the work consumed by the compressor are taken away by a cooling medium in the condenser to finish the heat exchange of the refrigeration system.
The condenser is classified into a water-cooling type, an air-cooling type, and an evaporation-cooling type according to the kind of a cooling medium.
The water-cooled type is small, the refrigeration effect is obvious, the requirement on the installation environment is not high, but external cooling towers are required for heat dissipation, the circulation pipeline is bound, and the remote movement is inconvenient after the installation.
The air-cooled type saves a cooling tower, a cooling water pump and a pipeline system which are necessary for a cooling water system, avoids scaling and water pipe blockage of a condenser in an area with poor water quality, saves water resources, but has larger noise and volume than water-cooled type, can only be installed outdoors and is greatly influenced by the surrounding environment.
The evaporation cooling type takes away the heat of fluid in the heat exchange pipe by utilizing the phase change latent heat of a water film outside the heat exchange pipe, can achieve higher heat exchange efficiency, and saves about 30 percent of water compared with the water cooling type.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multiplex condition counter-flow evaporation formula condenser makes one set of device have dry/wet-type combined operation, adiabatic operation, three kinds of operational mode of dry-type operation, can reduce the waste of water resource and energy, and need not consider the problem of preventing frostbite in winter.
The utility model provides a technical scheme be, a multiplex condition counter-current evaporation formula condenser, including organic group's casing, dry fin coil pipe has set gradually from top to bottom in the unit casing, spray set, the condensing coil pipe, heat exchange layer and header tank, the refrigerant exit end of dry fin coil pipe and condensing coil pipe's refrigerant entry end intercommunication, be provided with bypass pipe G1 between condensing coil pipe's refrigerant entry end pipeline and condensing coil's the refrigerant exit end pipeline, be provided with the gate valve on the bypass pipe G1, spray set passes through the raceway and is connected with the header tank, all be provided with the air intake on the double-phase opposite lateral wall of unit casing that the heat exchange layer below corresponds.
The utility model is also characterized in that,
the water delivery pipe is provided with a circulating water pump.
The heat exchange layer is a filler formed by pressing PVC materials.
The condensing coil is arranged at an included angle of 10 degrees with the horizontal direction.
A water baffle is arranged between the spraying device and the dry fin coil pipe.
An axial flow fan is arranged between the water baffle and the dry fin coil.
The utility model has the advantages that:
(1) the utility model discloses a condenser will do the fin coil pipe and establish ties with condenser coil pipe, carries out the two-stage precooling to the gaseous state refrigerant under the hot weather, when outdoor temperature is lower, with the refrigerant bypass, only carry out the one-level precooling can.
(2) The utility model discloses a condenser arranges condenser coil and heat exchange layer from top to bottom, and spray set supplies water for it according to outdoor meteorological condition, through the cooperation with the gate valve, can accomplish the switching operation of three kinds of modes of dry/wet-type combined operation mode, adiabatic operation mode and dry-type operation mode.
(3) The utility model discloses a condenser, heat exchange layer after the trickle not only can realize waiting wet cooling process to the new trend, can also filter the dust in the new trend, carries out dustproof protection to condenser coil and dry-type finned tube.
(4) In the condenser of the utility model, the water baffle is made of PVC filler plates, on one hand, water drops brought out by air flow can be retained in the filler, and the corrosion of the air exhaust water to the fan and the dry fin coil pipe is avoided; on the other hand, when the air flows through the water baffle, the air can perform heat and moisture exchange with the water film on the filler, so that the cooling range of the air is further increased, and the heat exchange capacity of the dry fin coil is improved.
Drawings
Fig. 1 is a schematic structural view of a multi-operating mode counter-flow evaporative condenser of the present invention;
fig. 2 is a schematic view of the adiabatic operation mode of the multi-operating mode counter-flow evaporative condenser of the present invention;
fig. 3 is a schematic diagram of a dry operation mode of the multi-operating mode counter-flow evaporative condenser of the present invention.
In the figure, 1, a refrigerant inlet, 2, a gate valve, 3, a refrigerant outlet, 4, a water conveying pipe, 5, a circulating water pump, 6, a dry fin coil pipe, 7, a water baffle, 8, a spraying device, 9, a condensation coil pipe, 10, an air inlet, 11, a water collecting tank, 12, an axial flow fan and 13, a heat exchange layer are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a multiplex condition counter-current evaporation condenser, as shown in figure 1, including the unit casing, dry fin coil 6 has been set gradually from top to bottom in the unit casing, spray set 8, condensing coil 9, heat exchange layer 13 and header tank 11, the refrigerant exit end of dry fin coil 6 communicates with the refrigerant entry end of condensing coil 9, be provided with bypass pipe G1 between the refrigerant entry end pipeline of condensing coil 9 and the refrigerant exit end pipeline of condensing coil 9, be provided with gate valve 2 on bypass pipe G1, spray set 8 is connected with header tank 11 through raceway 4, air intake 10 is all provided on the two opposite lateral walls of the unit casing that corresponds below heat exchange layer 13, spray set 8 comprises the nozzle that sets up on water distributor and the water distributor, water distributor and raceway 4 communicate, the refrigerant flows into dry fin coil 6 by refrigerant entry 1, finally flows out of the condenser through the refrigerant outlet 3, and the dry fin coil 6 and the condensing coil 9) are arranged in series, so that the gaseous refrigerant can be cooled in two stages.
The water delivery pipe 4 is provided with a circulating water pump 5.
The heat exchange layer 13 is the filler that the PVC material suppression formed, and the cross-section of filler is "V" font, and this filler not only can realize waiting wet cooling process to the new trend, can also filter the dust in the new trend, carries out dustproof protection to condenser coil 9.
The condensing coil 9 is arranged at an included angle of 10 degrees with the horizontal direction to ensure that the liquid refrigerant smoothly flows out.
Be provided with breakwater 7 between spray set 8 and the dry fin coil 6, breakwater 7 chooses for use the PVC packing sheet, can be detained the water droplet that the air flow was taken out in the filler on the one hand, has avoided the corruption of taking water to axial fan 12 and dry fin coil 6 of airing exhaust. On the other hand, when the air flows through the water baffle 7, the air can perform heat and moisture exchange with the water film on the filler, so that the temperature reduction range of the air is further increased, and the heat exchange capacity of the dry fin coil 6 is improved.
An axial flow fan 12 is arranged between the water baffle 7 and the dry fin coil 6.
The utility model discloses a working principle of condenser as follows:
(1) dry/wet combination mode: the spraying device 8 is opened, the gate valve 2 is closed, the gaseous refrigerant firstly enters the dry fin coil 6 from the refrigerant inlet 1 for precooling, then enters the condensing coil 9 for further cooling, then is changed into liquid refrigerant and flows out from the refrigerant outlet 3;
spraying water is sent to a spraying device 8 above a condensing coil 9 from a water collecting tank 11 through a circulating water pump 5, water films which are uniformly distributed are formed on the surface of the condensing coil 9, and the spraying water is subjected to heat exchange with a refrigerant in the condensing coil 9, then falls onto a filler, is further cooled in the filler, and then falls into the water collecting tank 11 for recycling;
air flows through the heat exchange layer 13 and the condensing coil 9 respectively, exchanges heat with a water film outside the condensing coil 9, absorbs heat and reaches a saturated state. At this time, the temperature of the air discharged by the axial flow fan 12 is lower, and the fluid in the dry fin coil 6 arranged above the axial flow fan 12 can obtain a remarkable cooling effect from the air.
(2) Adiabatic mode of operation: as shown in fig. 2, the gate valve 2 is opened and the liquid refrigerant cooled by the dry fin coil 6 is bypassed entirely, there is no heat exchange in the condenser coil 9, the circulating spray water is used only to saturate and adiabatically pre-cool the incoming outside air, and in most climatic conditions the surrounding air still has considerable potential to absorb moisture, and the adiabatically cooled air temperature is significantly reduced, thus increasing the sensible heat transfer rate. Compared with the traditional evaporative cooling device, the visible white fog and the water consumption are greatly reduced, and meanwhile, the temperature required by the designed fluid is ensured, so that the system efficiency is maximized.
(3) Dry mode of operation: as shown in fig. 3, the spray device 8 is closed, the gate valve 2 is closed, and the gaseous refrigerant flows through the dry fin coil 6 and the condensing coil 9 in series in sequence, so that the heat exchange surface is utilized to the maximum extent, and in the mode, no water is evaporated and consumed, and no white fog is generated at all; when the equipment is continuously operated for a long time in the dry operation mode, the water in the water tray is drained, so that the consideration of freezing prevention and water treatment is not needed.
Claims (6)
1. The multi-working-condition counter-flow evaporative condenser is characterized by comprising a unit shell, wherein a dry fin coil (6), a spraying device (8), a condensing coil (9), a heat exchange layer (13) and a water collecting tank (11) are sequentially arranged in the unit shell from top to bottom, a refrigerant outlet end of the dry fin coil (6) is communicated with a refrigerant inlet end of the condensing coil (9), a bypass pipe G1 is arranged between a refrigerant inlet end pipeline of the condensing coil (9) and a refrigerant outlet end pipeline of the condensing coil (9), a gate valve (2) is arranged on the bypass pipe G1, the spraying device (8) is connected with the water collecting tank (11) through a water conveying pipe (4), and air inlets (10) are formed in two opposite side walls of the unit shell corresponding to the lower portion of the heat exchange layer (13).
2. A multiple working condition counter flow evaporative condenser, according to claim 1, characterized by that the water pipe (4) is provided with a circulating water pump (5).
3. A multiple-duty countercurrent evaporative condenser, as claimed in claim 1, wherein said heat exchange layer (13) is a pressed filler of PVC material.
4. A multiple-condition counter-flow evaporative condenser as claimed in claim 1, wherein the condenser coils (9) are arranged at an angle of 10 ° to the horizontal.
5. A multiple-duty countercurrent evaporative condenser, as claimed in claim 1, wherein a water baffle (7) is provided between the spray means (8) and the dry fin coil (6).
6. The evaporative condenser, according to claim 5, wherein an axial fan (12) is provided between the water baffle (7) and the dry fin coil (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920953396.XU CN210625020U (en) | 2019-06-24 | 2019-06-24 | Multi-working-condition counter-flow type evaporative condenser |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920953396.XU CN210625020U (en) | 2019-06-24 | 2019-06-24 | Multi-working-condition counter-flow type evaporative condenser |
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| CN210625020U true CN210625020U (en) | 2020-05-26 |
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| CN201920953396.XU Active CN210625020U (en) | 2019-06-24 | 2019-06-24 | Multi-working-condition counter-flow type evaporative condenser |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113587497A (en) * | 2021-07-12 | 2021-11-02 | 浙江国祥股份有限公司 | Double-cooling composite efficient evaporative condenser |
| CN115111827A (en) * | 2022-08-29 | 2022-09-27 | 烟台冰轮换热技术有限公司 | Composite evaporative air cooler |
-
2019
- 2019-06-24 CN CN201920953396.XU patent/CN210625020U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113587497A (en) * | 2021-07-12 | 2021-11-02 | 浙江国祥股份有限公司 | Double-cooling composite efficient evaporative condenser |
| CN115111827A (en) * | 2022-08-29 | 2022-09-27 | 烟台冰轮换热技术有限公司 | Composite evaporative air cooler |
| CN115111827B (en) * | 2022-08-29 | 2022-11-15 | 烟台冰轮换热技术有限公司 | Compound evaporation formula air cooler |
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