CN205174935U - Plate type evaporation condenser - Google Patents
Plate type evaporation condenser Download PDFInfo
- Publication number
- CN205174935U CN205174935U CN201520724515.6U CN201520724515U CN205174935U CN 205174935 U CN205174935 U CN 205174935U CN 201520724515 U CN201520724515 U CN 201520724515U CN 205174935 U CN205174935 U CN 205174935U
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- heat exchanger
- water
- condenser shell
- cooling
- exchanger plates
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Abstract
The utility model relates to a condenser technical field discloses a plate type evaporation condenser, including the condenser shell, the middle part of congealing the ware casing is equipped with the heat exchanger, and the heat exchanger includes and is equipped with cooling gap between two blocks of heat transfer boards by a plurality of heat transfer boards, is equipped with the heat transfer in the cooling gap and packs, and the upper end of heat exchanger is equipped with the upper header, and the lower extreme of heat exchanger is equipped with down the collector, and the upper end that lies in the heat exchanger in the condenser shell is equipped with the water distributor, and the downside of water distributor evenly is equipped with a plurality of nozzles, being located the water distributor upside in the condenser shell and being equipped with the exhaust fan, the condenser shell top is equipped with the gas vent, and condenser shell lower extreme side is equipped with the bars that admit air, and be located the exhaust fan upper end in the condenser shell and be equipped with cooling coil, cooling coil's export and upper header intercommunication, cooling coil's side is equipped with radiating fin. The utility model discloses have the cooling efficiency height, compact structure is small, can also slow down heat exchanger surface water scale formation simultaneously, guarantees the stable beneficial effect of heat exchanger performance.
Description
Technical field
The utility model relates to condenser technology field, particularly relates to a kind of plate evaporating condensator.
Background technology
In modern society, the application of Refrigeration Technique has related to each department and the daily life of national economy.And China's water resources shortage, under the situation that electric power resource day is becoming tight especially in recent years, there is higher requirement to the energy-conservation of refrigeration system.According to the difference of cooling medium and the type of cooling, conventional condenser generally can be divided into water-cooled, air-cooled and vaporation-type.Evaporative condenser take shower water as cooling medium, water forms moisture film outward at coil pipe, heat exchange is carried out with process fluid in coil pipe, after heat absorption, temperature raises, the gasification of part cooling water forms steam, evaporation is taken away a large amount of heats and is siphoned away by blower fan and enter air, it is higher than environment temperature about 5 DEG C that it can make coil outlet process fluid temperature be cooled to, the final chilling temperature of process fluid is lower, and do the impact with water fouling owing to being subject to coil pipe wall, common coiled tube condenser cooling effectiveness is lower, want to reach process fluid temperature to satisfy the demands, need to increase coil lengths, increase whole condensation vessel volume.
Utility model content
The utility model is large in order to overcome condensation vessel volume of the prior art, the deficiency that cooling effectiveness is low, provides a kind of cooling effectiveness high, and compact conformation volume is little, heat exchanger surface incrustation scale can also be slowed down formed simultaneously, ensure the plate evaporating condensator that heat exchanger performance is stable.
To achieve these goals, the utility model adopts following technical scheme:
A kind of plate evaporating condensator, comprise condenser shell, the middle part of described condenser shell is provided with heat exchanger, described heat exchanger comprises the heat exchanger plates of some pieces of vertical parallel distributions, cooling gap is provided with between adjacent two pieces of heat exchanger plates, heat exchange filler is provided with in each cooling gap, some parallel fluid passages are provided with in described heat exchanger plates, all fluid passages are in turn connected to form square waveform passage, the upper end of described heat exchanger is provided with upper header, the lower end of heat exchanger is provided with lower collector pipe, described upper header respectively with the inlet communication of the square waveform passage on every block heat exchanger plates, described lower collector pipe respectively with the outlet of the square waveform passage on every block heat exchanger plates, the upper end being positioned at heat exchanger in described condenser shell is provided with water distributor, the downside of described water distributor is evenly provided with some nozzles, be positioned in described condenser shell on the upside of water distributor and be provided with exhaust blower, condenser shell top is provided with exhaust outlet, described condenser shell lower end side is provided with air inlet grill, be positioned at exhaust blower upper end in described condenser shell and be provided with cooling coil, the outlet of described cooling coil is communicated with upper header, the side of cooling coil is provided with radiating fin.
Exhaust blower is opened, cooling water in water distributor is sprayed onto on the heat exchange filler on heat exchanger in cooling gap from nozzle, thus form water membrane at heat exchanger plates outer surface, air impels moisture film rapid evaporation after cooling gap, thus take away heat and realize condensation effect, heat exchange filler increases the heat exchange area in cooling gap between air and cooling water, improve heat exchange efficiency, the filler of heat exchange simultaneously also can slow down the flow velocity of cooling water in cooling gap, thus it is more abundant to make cooling water absorb heat, high-temperature technology fluid enters cooling coil successively, one-level cooling is carried out respectively during heat exchanger, secondary cools, the process fluid temperature of heat exchanger is entered lower than 70 degrees Celsius after one-level cooling, therefore the temperature after the cooling water heat absorption in cooling gap is also lower than 70 degrees Celsius, thus avoid the easy fouling point of water, heat exchanger plates surface is less scaling, polylith heat exchanger plates forms heat exchanger, square waveform channel table area ratio coil pipe in the heat exchanger plates of same volume is large, cooling effectiveness is higher than coil pipe, and compact conformation, volume are little, prior art coil pipe uses rear inwall adhere to incrustation scale and affect heat exchange for a long time, because bending structure various on coil pipe makes incrustation scale be difficult to cleaning, and the heat exchanger in this structure cleans, maintenance is all convenient.
As preferably, described condenser shell underdrain groove, described condenser shell side is provided with return duct, and the lower end of described return duct is connected with water leg, and the upper end of described return duct is connected with water distributor, and return duct is provided with water pump.Do not flowed in water leg along heat exchanger plates surface by the moisture film evaporated, then recycle under the effect of return duct charging pump, cooling water utilization rate is high.
As preferably, the side of described water leg is provided with the water supplement port controlled by ball-cock assembly, and the bottom of water leg is provided with sewage draining exit, and the top-side of water leg is provided with overfall.Along with evaporation, the minimizing of moisture, when in water leg, the water yield is less than setting value, ball-cock assembly automatically can be opened and be supplied water from the external world by water supplement port, when automatically being drained by overfall during excess moisture in water leg, owing to there is impurity in water, after water leg Long-Time Service, bottom has contamination precipitation, can regularly to drain the impurity bottom water leg from sewage draining exit.
As preferably, described return duct is provided with electronic water descaler.Incrustation scale is attached to heat exchanger plates surface and is unfavorable for heat exchange, and electronic water descaler effectively can remove the incrustation scale in cooling water.
As preferably, the side of described cooling coil is provided with radiating fin.Radiating fin plays and strengthens coil pipe thermolysis.
As preferably, the position between described exhaust blower and water distributor is provided with water collection device.The effect that in heat exchanger, in cooling gap, little water droplet is mixed in by exhaust blower in steam is upwards flowed together, little water droplet can be attached to water collection device surface and form large water droplet when running into water collection device, large water droplet gravitate drips downwards, thus reduces moisture waste to greatest extent.
As preferably, described heat exchanger plates is connected by two pieces of ripple heat-conducting plates to be made, and described heat exchange filler comprises two pieces of trapezoidal wave cards, and the end face of trapezoidal wave card is provided with some support columns.Bossing on two pieces of ripple heat-conducting plates is fitted and connected, and sunk part coordinates formation fluid passage, and low cost of manufacture, heat exchanger plates lateral surface is also formed concavo-convex alternate corrugated surface, increases heat exchange surface area, improves heat exchanger effectiveness; Support column makes to there is gap between trapezoidal wave card, also gap is there is between trapezoidal wave card and heat exchanger plates, cooling water flows downward in gap, air from gap to upper flowing, contact area between air and heat exchange filler enlarges markedly, thus cooling water evaporation is faster, the heat exchange efficiency between heat exchanger and cooling water improves.
Therefore, it is high that the utility model has cooling effectiveness, and compact conformation volume is little, can also slow down heat exchanger surface incrustation scale simultaneously and be formed, and ensures the beneficial effect that heat exchanger performance is stable.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the structural representation of heat exchanger plates.
Fig. 3 is the section partial structurtes schematic diagram of heat exchanger.
In figure: condenser shell 1, heat exchanger 2, heat exchanger plates 20, cooling gap 21, fluid passage 22, ripple heat-conducting plate 23, square waveform passage 24, heat exchange filler 25, trapezoidal wave card 26, support column 27, upper header 3, lower collector pipe 4, water distributor 5, nozzle 6, exhaust blower 7, air inlet grill 8, water leg 9, return duct 10, water pump 11, electronic water descaler 12, water supplement port 13, sewage draining exit 14, overfall 15, cooling coil 16, radiating fin 17, water collection device 18, exhaust outlet 19.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
A kind of plate evaporating condensator as shown in Figure 1, comprise condenser shell 1, the middle part of condenser shell is provided with heat exchanger 2, as shown in Figure 3, heat exchanger 2 comprises the heat exchanger plates 20 of some pieces of vertical parallel distributions, cooling gap 21 is provided with between adjacent heat exchanger plates, heat exchange filler 25 is provided with in each cooling gap, some parallel fluid passages 22 are provided with in heat exchanger plates 20, heat exchanger plates 20 is connected by two pieces of ripple heat-conducting plates 23 to be made, bossing on two pieces of ripple heat-conducting plates is fitted and connected, sunk part forms fluid passage 22, heat exchange filler 25 comprises two pieces of trapezoidal wave cards 26, the end face of trapezoidal wave card 26 is provided with some support columns 27, due to support column thick, make between trapezoidal wave card and heat exchanger plates, all gap is there is between two pieces of trapezoidal wave cards, cooling water, air all passes through in this gap.
As shown in Figure 2, the left end of first fluid passage is connected with the left end of second fluid passage, the right-hand member of second fluid passage is connected with the right-hand member of the 3rd fluid passage, the left end of the 3rd fluid passage and the 4th fluid passage, all fluid passages are in turn connected to form square waveform passage 24 according to above-mentioned rule, the upper side of heat exchanger 2 is provided with upper header 3, the lower end side of heat exchanger is provided with lower collector pipe 4, upper header 3 respectively with the inlet communication of the square waveform passage on every block heat exchanger plates, lower collector pipe 4 respectively with the outlet of the square waveform passage on every block heat exchanger plates.
The upper end being positioned at heat exchanger 2 in condenser shell 1 is provided with water distributor 5, the downside of water distributor is evenly provided with some nozzles 6, be positioned in condenser shell 1 on the upside of water distributor and be provided with exhaust blower 7, condenser shell top is provided with exhaust outlet 19, condenser shell 1 lower end side is provided with air inlet grill 8, be positioned at exhaust blower upper end in condenser shell 1 and be provided with cooling coil 16, the outlet of cooling coil 16 is communicated with upper header, the side of cooling coil 16 is provided with radiating fin 17, and the position between exhaust blower and water distributor is provided with water collection device 18.
Condenser shell 1 underdrain groove 9, condenser shell side is provided with return duct 10, and the lower end of return duct is connected with water leg, and the upper end of return duct is connected with water distributor, and return duct is provided with water pump 11 and electronic water descaler 12; The side of water leg 9 is provided with the water supplement port 13 controlled by ball-cock assembly, and the bottom of water leg is provided with sewage draining exit 14, and the top-side of water leg is provided with overfall 15.
By reference to the accompanying drawings, using method of the present utility model is as follows: exhaust blower is opened, water pump on return duct is opened, cooling water in water distributor is sprayed onto on the heat exchange filler in the cooling gap between heat exchanger plates from nozzle, heat exchanger plates outer surface forms water membrane, outside air is from air inlet grill air inlet, heat exchange filler in the cooling gap of air-flow in heat exchanger, water collection device, discharge from top after radiating fin, high-temperature technology fluid be introduced into carry out in cooling coil pre-cooled, process fluid temperature after pre-cooled is lower than 70 DEG C, thus avoid the easy fouling point of water, slow down heat exchanger plates outer wall, fluid passage tube wall fouling, process fluid after cooling coil is pre-cooled enters in upper header 3, then enter in the square waveform passage 24 in each heat exchanger plates 20 respectively, process fluid passes to moisture film by heat exchanger plates heat, air impels moisture film rapid evaporation after cooling gap, thus take away heat and realize condensation effect, heat exchange filler increases the contact area of air and cooling water on the one hand, slow down the flowing of cooling water in cooling gap on the other hand, heat exchange between great raising cooling water and process fluid, discharge in lower collector pipe after process fluid cooling, do not flowed in water leg by the water evaporated in cooling gap, recycled by return duct, when the liquid level in water leg is lower than certain value, the ball-cock assembly at water supplement port place is opened supplementary automatically, polylith heat exchanger plates forms heat exchanger, square waveform channel table area ratio coil pipe in the heat exchanger plates of same volume is large, cooling effectiveness is higher than coil pipe, and compact conformation, volume are little, prior art coil pipe uses rear inwall adhere to incrustation scale and affect heat exchange for a long time, because bending structure various on coil pipe makes incrustation scale be difficult to cleaning, and the heat exchanger in this structure cleans, maintenance is all convenient.Therefore, it is high that the utility model has cooling effectiveness, and compact conformation volume is little, can also slow down heat exchanger surface incrustation scale simultaneously and be formed, and ensures the beneficial effect that heat exchanger performance is stable.
Claims (6)
1. a plate evaporating condensator, comprise condenser shell, it is characterized in that, the middle part of described condenser shell is provided with heat exchanger, described heat exchanger comprises the heat exchanger plates of some pieces of vertical parallel distributions, cooling gap is provided with between adjacent two pieces of heat exchanger plates, heat exchange filler is provided with in each cooling gap, some parallel fluid passages are provided with in described heat exchanger plates, all fluid passages are in turn connected to form square waveform passage, the upper end of described heat exchanger is provided with upper header, the lower end of heat exchanger is provided with lower collector pipe, described upper header respectively with the inlet communication of the square waveform passage on every block heat exchanger plates, described lower collector pipe respectively with the outlet of the square waveform passage on every block heat exchanger plates, the upper end being positioned at heat exchanger in described condenser shell is provided with water distributor, the downside of described water distributor is evenly provided with some nozzles, be positioned in described condenser shell on the upside of water distributor and be provided with exhaust blower, condenser shell top is provided with exhaust outlet, described condenser shell lower end side is provided with air inlet grill, be positioned at exhaust blower upper end in described condenser shell and be provided with cooling coil, the outlet of described cooling coil is communicated with upper header, the side of cooling coil is provided with radiating fin.
2. a kind of plate evaporating condensator according to claim 1, is characterized in that, described condenser shell underdrain groove, described condenser shell side is provided with return duct, the lower end of described return duct is connected with water leg, and the upper end of described return duct is connected with water distributor, and return duct is provided with water pump.
3. a kind of plate evaporating condensator according to claim 2, is characterized in that, the side of described water leg is provided with the water supplement port controlled by ball-cock assembly, and the bottom of water leg is provided with sewage draining exit, and the top-side of water leg is provided with overfall.
4. a kind of plate evaporating condensator according to Claims 2 or 3, is characterized in that, described return duct is provided with electronic water descaler.
5. a kind of plate evaporating condensator according to claim 1 or 2 or 3, it is characterized in that, the position between described exhaust blower and water distributor is provided with water collection device.
6. a kind of plate evaporating condensator according to claim 1, is characterized in that, described heat exchanger plates is connected by two pieces of ripple heat-conducting plates to be made, and described heat exchange filler comprises two pieces of trapezoidal wave cards, and the end face of trapezoidal wave card is provided with some support columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520724515.6U CN205174935U (en) | 2015-09-18 | 2015-09-18 | Plate type evaporation condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520724515.6U CN205174935U (en) | 2015-09-18 | 2015-09-18 | Plate type evaporation condenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205174935U true CN205174935U (en) | 2016-04-20 |
Family
ID=55738918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520724515.6U Expired - Fee Related CN205174935U (en) | 2015-09-18 | 2015-09-18 | Plate type evaporation condenser |
Country Status (1)
| Country | Link |
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| CN (1) | CN205174935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917553A (en) * | 2017-11-20 | 2018-04-17 | 浙江青风环境股份有限公司 | Microplate falling film evaporation cold heat exchanger |
-
2015
- 2015-09-18 CN CN201520724515.6U patent/CN205174935U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917553A (en) * | 2017-11-20 | 2018-04-17 | 浙江青风环境股份有限公司 | Microplate falling film evaporation cold heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20160918 |
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| CF01 | Termination of patent right due to non-payment of annual fee |