CN206905152U - A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation - Google Patents
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation Download PDFInfo
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- CN206905152U CN206905152U CN201720315482.9U CN201720315482U CN206905152U CN 206905152 U CN206905152 U CN 206905152U CN 201720315482 U CN201720315482 U CN 201720315482U CN 206905152 U CN206905152 U CN 206905152U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
It the utility model is related to a kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor, heat regenerator, falling-film evaporating condenser and flooded evaporator etc., the outlet of compressor is connected by pipeline with the entrance of triple valve, the first outlet of triple valve, second outlet is connected by pipeline with the entrance of heat regenerator and the refrigerant inlet of falling-film evaporating condenser respectively, the outlet of heat exchanger tube is connected after merga pass check valve with reservoir entrance by the road, the opposite side of reservoir entrance is connected by pipeline after check valve with the outlet of heat regenerator, reservoir outlet is connected after drier and expansion valve with the entrance of flooded evaporator, the outlet of flooded evaporator is connected by pipeline with the entrance of compressor.The utility model prevents water impact and sputtering by the way of falling-film heat exchanger is combined with filler, reduces cooling water loss, and cooling water can fully be cooled after filler, ensures heat exchange efficiency.
Description
Technical field
It the utility model is related to a kind of handpiece Water Chilling Units, more particularly to a kind of cold screw water cooling machine set of evaporation.
Background technology
Traditional central air conditioner system, need to configure cooling by water water system, increase cooling using water-cooled cold water unit
Tower, cooling water pump and necessary pipe line parts, initial cost is big, and maintenance cost is high, adds intermediate heat transfer link in addition, reduces
Unit efficiency.Using air-cooled liquid chillers, because the air side coefficient of heat transfer is smaller, and density and specific heat capacity are low, cause to condense
Side heat exchange efficiency is poor, and air temperature rise, and unit condensation temperature is higher, and complete machine efficiency is low, and performance driving economy is poor.
In recent years, as the increasingly deficient and national energy-saving emission reduction policy of global water resources is carried forward vigorously, vaporation-type is cold
Solidifying technology has obtained great development and application, and particularly petrochemical industry, light industry medicine, refrigeration air-conditioner, food refrigerated etc. are many
Industry, evaporative condenser have a wide range of applications.
The advantages of cold handpiece Water Chilling Units combine water cooling and cooling by wind is evaporated, using water and air directly and condensate pans
High temperature refrigerant heat exchange in pipe, which part water evaporation take away a large amount of condenser heats into vapor, and condensation temperature can reduce by 4~
5℃.Unit eer is high and does not need cooling water system and special air conditioner computer room, economical operation and stable performance.
With the further development of technology, some manufacturers are proposed integral type evaporation cooling handpiece Water Chilling Units, integral type evaporation
It is installed outdoors to cool down handpiece Water Chilling Units, saves machine room area, there is higher efficiency and economy.
But evaporation cooling type cold water unit still has some shortcomings, its evaporative condenser and compressor, evaporator
It is larger etc. dispersed placement, floor space, propose that integral type evaporates cold handpiece Water Chilling Units, traditional transpiration-cooled although also having
Condenser, condenser coil and continuous circulation inside water system, recirculated water temperature rise is fast, and coil heat exchange is ineffective, and water consumption increases, energy
Effect reduces.In addition, the cold handpiece Water Chilling Units function of evaporation on current market is single, it is impossible to meets the needs of market diversification.
Utility model content
A kind of the utility model deficiency existing for existing evaporation cooling type cold water unit, there is provided recovery type heat falling film type
Evaporate cold screw water cooling machine set.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor, heat regenerator, falling-film evaporating are cold
Condenser, reservoir, drier, expansion valve and flooded evaporator, the outlet of compressor pass through the entrance phase of pipeline and triple valve
Connection, first outlet, the second outlet of triple valve pass through pipeline and the entrance and falling-film evaporating condenser of heat regenerator respectively
Refrigerant inlet be connected, falling-film evaporating condenser include falling-film heat exchanger, the wind at the top of falling-film heat exchanger
Machine, the cool water shower device above falling-film heat exchanger internal heat exchange tubes, the water-collecting tray below heat exchanger tube, catchment
The cooling water packing and cooling water tank filled between disk and heat exchanger tube, the outlet of water-collecting tray are connected to cooling water after merging by the road
The entrance of upper box part, the outlet of cooling water tank bottom are connected after water pump by pipeline with the entrance of cool water shower device,
The opposite side of cooling water tank is respectively equipped with water tank gap, water tank water supplement port and water tank sewage draining exit from top to bottom, cooling water tank
Inside is provided with ball-cock assembly, and the outlet of heat exchanger tube is connected after merga pass check valve with reservoir entrance by the road, heat regenerator
Outlet be also connected by pipeline after check valve with reservoir entrance, reservoir outlet after drier and expansion valve with it is full
The entrance of solution type evaporator is connected, and the outlet of flooded evaporator is connected by pipeline with the entrance of compressor.
The beneficial effects of the utility model are：
1) the utility model is by the way of high-efficiency falling film type heat exchanger is combined with filler, between heat exchanger tube and water-collecting tray
Filler is set, on the one hand plays drainage, prevents water impact and sputtering, reduces cooling water loss；On the other hand, after heat exchange
Cooling water can fully be cooled through filler device, ensure heat exchange efficiency, effectively improve evaporation effect.Heat exchanger passes through outer
Put independent cooling water case and Sprayer Circulation water is provided, water tank sets ball-cock assembly to automatically control the water supplement port of folding, ensures cooling water system
System steady operation, repair and maintenance are simpler；
2) unit has air conditioner refrigerating, a refrigeration+heat recovery function, by controlling triple valve to be cut automatically between function
Change, it is easy to use without manual intervention.Using heat recovery system, condensation heat during refrigeration, Free Acquisition life heat are made full use of
Water, energy utilization rate is improved, expanded the application of evaporation cold group；
3) unit uses falling-film evaporating condenser, high using the high temperature of water and air as cooling medium and compressor discharge
Compression refrigerant gas is exchanged heat, and which part water evaporation becomes vapor and takes away a large amount of condensation heats, air-cooled cold compared to tradition
Water dispenser group, there is lower condensation temperature；
4) compressor, evaporator, heat regenerator and cooling water tank etc. are placed in falling-film heat exchanger bottom, and integration is up and down
Structure design, all parts are located within complete machine framework, and flexible arrangement, compact-sized attractive in appearance, floor space is small, save space with
Investment.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, economizer is additionally provided between the drier and expansion valve, the outlet of drier and the master of economizer enter
Liquid mouth is connected, and the main liquid outlet of economizer is connected with the entrance of expansion valve by the road, the evaporation side entrance one of economizer
It is connected after the branch road of economizer expansion valve and magnetic valve is installed with the main liquid outlet of economizer, the evaporation side outlet of economizer
It is connected after tonifying Qi check-valves by pipeline with the gas supplementing opening of compressor.
Beneficial effect using above-mentioned further technical scheme is condensed refrigerant liquid can be given to carry out further
Cooling, improve the efficiency of heat exchange.
Further, the compressor is permanent-magnetic variable-frequency compressor.
Beneficial effect using above-mentioned further technical scheme is that the electric efficiency of permanent-magnetic variable-frequency compressor is up to 96%,
Full working scope operation is energy-efficient, and starting current is small, reduces to net capacity requirement, defeated according to customer charge variable frequency adjustment energy
Go out, fluctuating temperature is small, and comfortableness improves, and unit has lower operating cost, energy-conserving and environment-protective, the advantages that efficient and low noise.
Further, it is additionally provided with oil eliminator between the compressor and triple valve.
Beneficial effect using above-mentioned further technical scheme is that the refrigerant gas of HTHP can after oil eliminator
Secondary oil separation is carried out, avoids excessive refrigeration oil from entering heat-exchange system, improves heat exchange efficiency.
Further, it is additionally provided with water filter between the water pump and cooling water tank.
Beneficial effect using above-mentioned further technical scheme is can to carry out certain journey to the cooling water for entering heat exchanger
The filtration, purification of degree, improve heat exchange efficiency.
Further, the heat regenerator is one kind in shell and tube exchanger or plate type heat exchanger.
Beneficial effect using above-mentioned further technical scheme is that heat exchange efficiency is high, and heat utilization ratio is high.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment 1；
Fig. 2 is the structural representation of the utility model embodiment 2；
Fig. 3 is the structural representation of the utility model embodiment 3；
Fig. 4 is the structural representation of the utility model embodiment 4；
Fig. 5 is the structural representation of the utility model embodiment 5；
Fig. 6 is the structural representation of the utility model embodiment 6；
In Fig. 1-Fig. 6,1, compressor；2nd, oil eliminator；3rd, triple valve；3-1, entrance；3-2, first outlet；3-3, second
Outlet；4th, heat regenerator；5th, falling-film evaporating condenser；6th, falling-film heat exchanger；7th, reservoir；8th, drier；9th, expansion valve；
10th, flooded evaporator；11st, blower fan；12nd, cool water shower device；13rd, heat exchanger tube；14th, water-collecting tray；15th, water packing is cooled down；
16th, cooling water tank；17th, water pump；18th, water filter；19th, ball-cock assembly；20th, water tank gap；21st, water tank water supplement port；22nd, water tank
Sewage draining exit；23rd, economizer；23-1, main inlet；23-2, main liquid outlet；23-3, evaporation side outlet；23-4, evaporation side entrance；
24th, economizer expansion valve；25th, magnetic valve；26th, check valve；27th, tonifying Qi check-valves；
Embodiment
Principle of the present utility model and feature are described below in conjunction with example, example is served only for explaining this practicality
It is new, it is not intended to limit the scope of the utility model.
Embodiment 1：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor 1, heat regenerator 4, falling-film evaporating
Condenser 5, reservoir 7, drier 8, expansion valve 9 and flooded evaporator 10, the outlet of compressor pass through pipeline and triple valve 3
Entrance 3-1 be connected, first outlet 3-2, the second outlet 3-3 of triple valve respectively by the entrance of pipeline and heat regenerator and
The refrigerant inlet of falling-film evaporating condenser is connected, and falling-film evaporating condenser includes falling-film heat exchanger 6, positioned at falling liquid film
Blower fan 11 at the top of formula heat exchanger, the cool water shower device 12 above falling-film heat exchanger internal heat exchange tubes 13, it is located at
The cooling water packing 15 and cooling water tank 16 filled between water-collecting tray 14, water-collecting tray and heat exchanger tube below heat exchanger tube, water-collecting tray
Outlet be connected to the entrance on cooling water tank top after merging, the outlet of cooling water tank bottom after water pump 17 by pipeline with
The entrance of cool water shower device is connected, and the opposite side of cooling water tank is respectively equipped with water tank gap 20, water tank from top to bottom
Water supplement port 21 and water tank sewage draining exit 22, the inside of cooling water tank are provided with ball-cock assembly 19, the outlet of heat exchanger tube merga pass by the road
Be connected after check valve 26 with reservoir entrance, the outlet of heat regenerator by pipeline after check valve also with reservoir entrance phase
Connection, reservoir outlet are connected after drier and expansion valve with the entrance of flooded evaporator, and flooded evaporator goes out
Mouth is connected by pipeline with the entrance of compressor.
Embodiment 2：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor 1, heat regenerator 4, falling-film evaporating
Condenser 5, reservoir 7, drier 8, economizer 23, expansion valve 9 and flooded evaporator 10, compressor compress for permanent-magnetic variable-frequency
Machine, heat regenerator are shell and tube exchanger, and the outlet of compressor is connected by pipeline with the entrance 3-1 of triple valve 3, triple valve
First outlet 3-2, second outlet 3-3 pass through the refrigeration of the entrance and falling-film evaporating condenser of pipeline and heat regenerator respectively
Agent entrance is connected, falling-film evaporating condenser include falling-film heat exchanger 6, the blower fan 11 at the top of falling-film heat exchanger,
Cool water shower device 12 above falling-film heat exchanger internal heat exchange tubes 13, the water-collecting tray 14 below heat exchanger tube,
The cooling water packing 15 and cooling water tank 16 filled between water-collecting tray and heat exchanger tube, the outlet of water-collecting tray are connected to cold after merging
But the entrance of water tank upper, the outlet of cooling water tank bottom pass through the entrance phase of pipeline and cool water shower device after water pump 17
Connection, the opposite side of cooling water tank are respectively equipped with water tank gap 20, water tank water supplement port 21 and water tank sewage draining exit 22 from top to bottom,
The inside of cooling water tank is provided with ball-cock assembly 19, the outlet of heat exchanger tube by the road after merga pass check valve 26 with reservoir entrance phase
Connection, the outlet of heat regenerator are also connected by pipeline after check valve with reservoir entrance, and reservoir outlet is through drier
It is connected afterwards with the main inlet 23-1 of economizer 23, the main liquid outlet 23-2 of economizer is connected with the entrance of expansion valve by the road
Connect, the evaporation side entrance 23-4 of economizer after one is provided with the branch road of economizer expansion valve 24 and magnetic valve 25 with economizer
Main liquid outlet is connected, and the evaporation side outlet 23-3 of economizer passes through pipeline and the gas supplementing opening of compressor after tonifying Qi check-valves 27
It is connected, is connected after the expanded valve of main liquid outlet of economizer with the entrance of flooded evaporator, flooded evaporator goes out
Mouth is connected by pipeline with the entrance of compressor.
Embodiment 3：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor 1, oil eliminator 2, heat regenerator 4,
Falling-film evaporating condenser 5, reservoir 7, drier 8, expansion valve 9 and flooded evaporator 10, the compressor become for permanent magnetism
Frequency compressor, heat regenerator are shell and tube exchanger, and the outlet of compressor 1 passes through pipeline and triple valve 3 after oil eliminator 2
Entrance 3-1 is connected, and first outlet 3-2, the second outlet 3-3 of triple valve pass through pipeline and the entrance and drop of heat regenerator respectively
The refrigerant inlet of film evaporative condenser is connected, and falling-film evaporating condenser includes falling-film heat exchanger 6, positioned at falling film type
Blower fan 11 at the top of heat exchanger, the cool water shower device 12 above falling-film heat exchanger internal heat exchange tubes and positioned at heat exchange
The cooling water packing 15 and cooling water tank 16 filled between water-collecting tray 14, water-collecting tray and heat exchanger tube below pipe, water-collecting tray go out
Mouth is connected to the entrance on cooling water tank top after merging, and the outlet of cooling water tank bottom passes through pipeline and cooling after water pump 17
The entrance of water spray system is connected, and the opposite side of cooling water tank is respectively equipped with water tank gap 20, water tank moisturizing from top to bottom
Mouth 21 and water tank sewage draining exit 22, the inside of cooling water tank are provided with ball-cock assembly 19, and merga pass is unidirectional by the road for the outlet of heat exchanger tube
It is connected after valve 26 with reservoir entrance, the outlet of heat regenerator is also connected by pipeline after check valve with reservoir entrance
Connect, reservoir outlet is connected after drier and expansion valve with the entrance of flooded evaporator, the outlet of flooded evaporator
It is connected by pipeline with the entrance of compressor.
Embodiment 4：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor 1, oil eliminator 2, heat regenerator 4,
Falling-film evaporating condenser 5, reservoir 7, drier 8, economizer 23 and flooded evaporator 10, the outlet of compressor is through oil
It is connected from after device by pipeline with the entrance 3-1 of triple valve 3, first outlet 3-2, the second outlet 3-3 of triple valve lead to respectively
The refrigerant inlet of the entrance and falling-film evaporating condenser of crossing pipeline and heat regenerator is connected, falling-film evaporating condenser bag
Include falling-film heat exchanger 6, the blower fan 11 at the top of falling-film heat exchanger, above falling-film heat exchanger internal heat exchange tubes 13
Cool water shower device 12, the water-collecting tray 14 below heat exchanger tube, the cooling water filled between water-collecting tray and heat exchanger tube fill out
Material 15 and cooling water tank 16, the outlet of water-collecting tray are connected to the entrance on cooling water tank top after merging by the road, under cooling water tank
The outlet in portion is connected after water pump 17 by pipeline with the entrance of cool water shower device, the opposite side of cooling water tank from upper and
Under be respectively equipped with water tank gap 20, water tank water supplement port 21 and water tank sewage draining exit 22, the inside of cooling water tank is provided with ball-cock assembly 19,
The outlet of heat exchanger tube is connected after merga pass check valve 26 with reservoir entrance by the road, and the outlet of heat regenerator passes through pipeline
Also it is connected after check valve with reservoir entrance, reservoir outlet is connected after drier with the main inlet 23-1 of economizer
Connect, the main liquid outlet 23-2 of economizer is connected with the entrance of expansion valve by the road, and the evaporation side entrance 23-4 of economizer is through one
It is connected after the branch road of economizer expansion valve 24 and magnetic valve 25 is installed with the main liquid outlet of economizer, the evaporation side of economizer
Outlet 23-3 is connected after tonifying Qi check-valves 27 by pipeline with the gas supplementing opening of compressor, and the main liquid outlet of economizer is expanded
It is connected after valve with the entrance of flooded evaporator, the outlet of flooded evaporator is connected by pipeline with the entrance of compressor
Connect.
Embodiment 5：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor 1, oil eliminator 2, heat regenerator 4,
Falling-film evaporating condenser 5, reservoir 7, drier 8, expansion valve 9 and flooded evaporator 10, the compressor become for permanent magnetism
Frequency compressor, heat exchanger are plate type heat exchanger, and the outlet of compressor 1 passes through pipeline and the entrance of triple valve 3 after oil eliminator
It is connected, first outlet 3-2, the second outlet 3-3 of triple valve pass through the entrance and falling film evaporation of pipeline and heat regenerator respectively
The refrigerant inlet of formula condenser is connected, and falling-film evaporating condenser includes falling-film heat exchanger 6, positioned at falling-film heat exchanger
The blower fan 11 at top, the cool water shower device 12 above falling-film heat exchanger internal heat exchange tubes 13, under heat exchanger tube
The water-collecting tray 14 of side, the cooling water packing 15 and cooling water tank 16 filled between water-collecting tray and heat exchanger tube, the outlet warp of water-collecting tray
Pipeline is connected to the entrance on cooling water tank top after merging, the outlet of cooling water tank bottom leads to after water filter 18, water pump 17
The entrance that pipeline is crossed with cool water shower device is connected, and the opposite side of cooling water tank is respectively equipped with water tank gap from top to bottom
20th, water tank water supplement port 21 and water tank sewage draining exit 22, the inside of cooling water tank are provided with ball-cock assembly 19, and the outlet of heat exchanger tube is closed by the road
And be connected after check valve 26 with reservoir entrance, the outlet of heat regenerator is also entered by pipeline after check valve with reservoir
Mouth is connected, and reservoir outlet is connected after drier and expansion valve with the entrance of flooded evaporator, flooded evaporator
Outlet be connected by pipeline with the entrance of compressor.
Embodiment 6：
A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including compressor 1, oil eliminator 2, heat regenerator 4,
Falling-film evaporating condenser 5, reservoir 7, drier 8, expansion valve 9, economizer 23 and flooded evaporator 10, the compressor
For permanent-magnetic variable-frequency compressor, heat exchanger is plate type heat exchanger, and the outlet of compressor passes through pipeline and triple valve 3 after oil eliminator
Entrance 3-1 be connected, first outlet 3-2, the second outlet 3-3 of triple valve respectively by the entrance of pipeline and heat regenerator and
The refrigerant inlet of falling-film evaporating condenser is connected, and falling-film evaporating condenser includes falling-film heat exchanger 6, positioned at falling liquid film
Blower fan 11 at the top of formula heat exchanger, the cool water shower device 12 above falling-film heat exchanger internal heat exchange tubes 13, it is located at
The cooling water packing 15 and cooling water tank 16 filled between water-collecting tray 14, water-collecting tray and heat exchanger tube below heat exchanger tube, water-collecting tray
Outlet merge by the road after be connected to the entrance on cooling water tank top, the outlet of cooling water tank bottom is through water filter 18 and water
It is connected after pump 17 by pipeline with the entrance of cool water shower device, the opposite side of cooling water tank is respectively equipped with water from top to bottom
Case gap 20, water tank water supplement port 21 and water tank sewage draining exit 22, the inside of cooling water tank are provided with ball-cock assembly 19, the outlet of heat exchanger tube
Merge by the road and be connected after check valve 26 with reservoir entrance, the outlet of heat regenerator by pipeline after check valve also with
Reservoir entrance is connected, and reservoir outlet is connected after drier with the main inlet 23-1 of economizer 23, economizer
Main liquid outlet 23-2 is connected with the entrance of expansion valve by the road, and the evaporation side entrance 23-4 of economizer is provided with economizer through one
It is connected after the branch road of expansion valve 24 and magnetic valve 25 with the main liquid outlet of economizer, the evaporation side outlet 23-3 of economizer is through mending
Be connected after gas check-valves 27 by pipeline with the gas supplementing opening of compressor, after the expanded valve of main liquid outlet of economizer with full-liquid type
The entrance of evaporator is connected, and the outlet of flooded evaporator is connected by pipeline with the entrance of compressor.
The course of work of above-described embodiment 1-6 screw water cooling machine set is as follows：
Refrigeration mode：The entrance 3-1 of triple valve is connected with outlet 3-2, the refrigerant of HTHP caused by compressor
Gas (after oil eliminator), which enters in falling-film evaporating condenser, to be exchanged heat, and condensed highly pressurised liquid is laggard through check valve
Enter reservoir, (cooled down again into economizer) by drier, the expanded valve throttling cooling drop of the refrigerant liquid after cooling
Enter flooded evaporator evaporative condenser after pressure, the gas after evaporation is sucked by compressor, is compressed again, is completed one and is followed
Ring.
When recuperation of heat is run：The interface 3-1 of triple valve is connected with 3-3, the refrigerant of HTHP caused by compressor
Gas (after oil eliminator) enter heat regenerator in is exchanged heat, condensed highly pressurised liquid through check valve, reservoir and
(cooled down into economizer) after drier, entered after the expanded valve throttling decrease temperature and pressure of the refrigerant liquid after supercooling again
Flooded evaporator sweat cooling, the gas after evaporation are sucked by compressor, are compressed again, complete a circulation.
Falling-film evaporating condenser working process description is as follows：
Cooling water in cooling water tank is delivered to cool water shower device after water filter filters by water pump, by cooling down
Cooling water is uniformly sprayed onto the surface of falling-film heat exchanger by water spray system, meanwhile, outdoor air introduces through blower fan, from upper and
Lower contacted with cooling water that is spraying carries out hot and humid area, cools down refrigerant gas and reduces the temperature of recirculated water, caused by heat exchange
Water vapour is finally discharged with condenser heat by the air outlet of blower fan, does not evaporate complete cooling water by cooling down water packing, with
Filler and flow through the air of filler and further exchange heat, drain after a part of cooling water evaporation heat exchange with air, after residue cooling
Cooling water is eventually returned to cooling water tank by water-collecting tray and recycled.Cooling water tank is respectively arranged with gap, water supplement port, blowdown
Mouthful, gap is used for cooling water overflow, and sewage draining exit is used for draining-off sewage during clean and maintenance, and water supplement port is used to control supplement cooling
Water, high water tank is controlled by ball-cock assembly, ensure that cooling water system is stable.Water filter is set between cooling water tank and water pump,
For removing impurities in water.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (6)
1. a kind of cold screw water cooling machine set of recovery type heat falling film type evaporation, including the condensation of compressor, heat regenerator, falling-film evaporating
Device, reservoir, drier, expansion valve and flooded evaporator, the outlet of the compressor pass through pipeline and the entrance of triple valve
It is connected, first outlet, the second outlet of the triple valve pass through the entrance and the drop of pipeline and the heat regenerator respectively
The refrigerant inlet of film evaporative condenser is connected, and the falling-film evaporating condenser includes falling-film heat exchanger, positioned at drop
Blower fan at the top of membrane heat exchanger, the cool water shower device above falling-film heat exchanger internal heat exchange tubes, positioned at heat exchange
The cooling water packing and cooling water tank filled between water-collecting tray, water-collecting tray and heat exchanger tube below pipe, the outlet of the water-collecting tray
Be connected to the entrance on cooling water tank top after merging by the road, the outlet of the cooling water tank bottom after water pump by pipeline with
The entrance of cool water shower device is connected, and the opposite side of the cooling water tank is respectively equipped with water tank gap, water from top to bottom
Case water supplement port and water tank sewage draining exit, the inside of the cooling water tank are provided with ball-cock assembly, and the outlet of the heat exchanger tube merges by the road
By being connected after check valve with reservoir entrance, the outlet of the heat regenerator by pipeline after check valve also with reservoir
Entrance is connected, and the reservoir outlet is connected after drier and expansion valve with the entrance of flooded evaporator, described full
The outlet of solution type evaporator is connected by pipeline with the entrance of compressor.
2. handpiece Water Chilling Units according to claim 1, it is characterised in that be additionally provided with economy between the drier and expansion valve
Device, the outlet of drier are connected with the main inlet of economizer, the main liquid outlet of the economizer entrance with expansion valve by the road
It is connected, the master of the evaporation side entrance of economizer with economizer after one is provided with the branch road of economizer expansion valve and magnetic valve goes out
Liquid mouth is connected, and the evaporation side outlet of economizer is connected after tonifying Qi check-valves by pipeline with the gas supplementing opening of compressor.
3. handpiece Water Chilling Units according to claim 1 or 2, it is characterised in that the compressor is permanent-magnetic variable-frequency compressor.
4. handpiece Water Chilling Units according to claim 1, it is characterised in that be additionally provided with oil between the compressor and triple valve
From device.
5. handpiece Water Chilling Units according to claim 1 or 2, it is characterised in that be additionally provided between the water pump and cooling water tank
Water filter.
6. handpiece Water Chilling Units according to claim 1 or 2, it is characterised in that the heat regenerator be shell and tube exchanger or
One kind in plate type heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720315482.9U CN206905152U (en) | 2017-03-29 | 2017-03-29 | A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720315482.9U CN206905152U (en) | 2017-03-29 | 2017-03-29 | A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation |
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|---|---|
| CN206905152U true CN206905152U (en) | 2018-01-19 |
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ID=61295715
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720315482.9U Active CN206905152U (en) | 2017-03-29 | 2017-03-29 | A kind of cold screw water cooling machine set of recovery type heat falling film type evaporation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302840A (en) * | 2018-03-22 | 2018-07-20 | 杭州河源空调有限公司 | High-efficiency falling film type organic whole of double source heat pump unit |
| CN112432378A (en) * | 2020-12-04 | 2021-03-02 | 苏州聚焓新能源科技有限公司 | Falling film type evaporation cold heat pump heat recovery unit |
| WO2024006411A1 (en) * | 2022-07-01 | 2024-01-04 | Terrence Cresswell | Air conditioning system |
-
2017
- 2017-03-29 CN CN201720315482.9U patent/CN206905152U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302840A (en) * | 2018-03-22 | 2018-07-20 | 杭州河源空调有限公司 | High-efficiency falling film type organic whole of double source heat pump unit |
| CN112432378A (en) * | 2020-12-04 | 2021-03-02 | 苏州聚焓新能源科技有限公司 | Falling film type evaporation cold heat pump heat recovery unit |
| WO2024006411A1 (en) * | 2022-07-01 | 2024-01-04 | Terrence Cresswell | Air conditioning system |
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