CN109945694A - Corrosion-proof heat exchanger and heat pump system - Google Patents
Corrosion-proof heat exchanger and heat pump system Download PDFInfo
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- CN109945694A CN109945694A CN201910053326.3A CN201910053326A CN109945694A CN 109945694 A CN109945694 A CN 109945694A CN 201910053326 A CN201910053326 A CN 201910053326A CN 109945694 A CN109945694 A CN 109945694A
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- 239000002131 composite material Substances 0.000 claims abstract description 65
- 239000003507 refrigerant Substances 0.000 claims abstract description 34
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000010936 titanium Substances 0.000 claims abstract description 29
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000003466 welding Methods 0.000 claims abstract description 6
- 239000002360 explosive Substances 0.000 claims abstract description 3
- 239000008400 supply water Substances 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 121
- 238000005192 partition Methods 0.000 claims description 62
- 238000007789 sealing Methods 0.000 claims description 24
- 230000013011 mating Effects 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 3
- 210000003296 saliva Anatomy 0.000 claims description 2
- 239000011120 plywood Substances 0.000 claims 1
- 239000013505 freshwater Substances 0.000 abstract description 6
- 239000013535 sea water Substances 0.000 abstract description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 description 11
- 238000007906 compression Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000007791 dehumidification Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The invention discloses a kind of corrosion-proof heat exchanger and heat pump system, corrosion-proof heat exchanger include for refrigerant the steel wherein to circulate shell, more be intervally arranged in the shell and supply water circulate wherein with refrigerant carry out heat exchange titanium heat exchanger tube, be mounted on shell at least one end for the composite plate of shell seal；Composite plate includes by the opposite steel plate being complex as a whole of explosive welding and titanium plate；The connecting hole that heat exchanger tube is equipped with perforation to steel plate is corresponded in titanium plate；Steel plate is towards shell and is sealedly connected on the port of shell；The both ends of heat exchanger tube are a tight fit in respectively in the connecting hole of composite plate, are connect with titanium plate.Corrosion-proof heat exchanger of the invention, it is realized the composite plate made of titanium plate and steel plate and is connected to form one structure with the shell of heat exchanger and titanium heat exchanger, can used in high chloride ion environment, be suitable for the heat exchange of seawater and fresh water and refrigerant, long service life and stabilization reduce maintenance cost.
Description
Technical field
The present invention relates to technical field of heat exchange more particularly to a kind of corrosion-proof heat exchangers and heat pump system.
Background technique
The indoor pool water surface can evaporate a large amount of vapor, need to dehumidify in time, otherwise can corrode finishing, building structure, mesh
It is preceding that compression cycle type refrigeration principle is mostly used to carry out cool-down dehumidification greatly.However, amount of heat can be discharged during cool-down dehumidification,
It how to be dehumidifying bring one into swimming pool water by the heat recovery for leading to the problem of release.
In compression cycle type refrigeration, single-stage vapor compression refrigeration system is by refrigeration compressor, condenser, evaporator and section
Valve four basic element of character composition is flowed, is sequentially connected with pipeline between them, forms a closed system, refrigerant is in systems
It constantly circulates, generating state variation carries out heat with the external world and exchanges.Liquid refrigerant absorbs cooled in evaporator
Object heat after, be vaporized into low-temp low-pressure steam, by compressor sucking, be compressed into after the steam of high pressure-temperature be discharged into it is cold
Condenser, within the condenser to cooling medium (water or air) heat release, be condensed into highly pressurised liquid, be low-pressure low-temperature through throttle valve throttling
Refrigerant, be again introduced into evaporator heat absorption vaporization, achieve the purpose that circularly cooling.In this way, refrigerant is in systems by steaming
Four hair, compression, condensation, throttling basic processes complete a refrigeration cycle.
In refrigeration systems, evaporator, condenser, compressor and throttle valve are essential four big in refrigeration system
Part, evaporator is the equipment for conveying cooling capacity in this, and refrigerant realizes refrigeration in the heat for wherein absorbing object to be cooled.Compression
Machine is heart, plays a part of sucking, compression, conveying refrigerant vapour.Condenser is exothermic equipment, will be in evaporator
The heat of absorption passes to cooling medium together with the heat that compressor work is converted and takes away.
Condenser is one kind of heat exchanger, is the high temperature that will be discharged in process section, high-pressure medium is cooling or is condensed into liquid
Body and externally exothermic equipment, are one of the key equipments in refrigeration system.Common cooling medium is water and air.According to cold
But (solidifying) medium and heat transfer mechanism difference, can be divided into air-cooled type, water-cooled and vaporation-type.It can according to heat-transfer area shape and structure
To be divided into tubular type, board-like and other structures.
The material of condenser (heat exchanger) is generally based on carbon steel, stainless steel and copper, and wherein the tube sheet of carbon steel material is being made
For cooler in use, corrosion leakage often occurs in the weld seam of its tube sheet and tubulation, leakage, which enters cooling water system, be will cause
Pollute the waste of environment and material.Tube sheet part is contacted with industrial colling when use, and impurity, salt in industrial colling
Class, gas, microorganism can all constitute the corrosion to tube sheet and weld seam.Studies have shown that industry water either fresh water or seawater, all
The oxygen of various ions and dissolution is had, wherein the concentration of chloride ion and oxygen changes, and plays an important role to corrosion of metal.
Therefore, it is necessary to researching and developing one kind is suitable for seawater and fresh water, it can the heat exchanger used in high chloride ion environment.
Summary of the invention
The technical problem to be solved in the present invention is that providing one kind is suitable for seawater and fresh water, it can be in high chloride ion environment
Used in corrosion-proof heat exchanger and heat pump system.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of corrosion-proof heat exchanger, including for cold
Matchmaker the steel wherein to circulate shell, more be intervally arranged in the housing and supply water circulated wherein to be carried out with refrigerant
The heat exchanger tube of the titanium of heat exchange is mounted on the shell at least one end for the composite plate of the shell seal；
The composite plate includes by the opposite steel plate being complex as a whole of explosive welding and titanium plate；Institute is corresponded in the titanium plate
State the connecting hole that heat exchanger tube is equipped with perforation to the steel plate；
The steel plate is towards the shell and is sealedly connected on the port of the shell；Distinguish at the both ends of the heat exchanger tube
It is a tight fit in the connecting hole of the composite plate, is connect with the titanium plate.
Preferably, the corrosion-proof heat exchanger further includes the end of the shell is arranged in and connect with the composite plate
One end cap；
The first end cover is equipped with inlet and outlet；The water inlet, heat exchanger tube are connected to be formed with outlet water phase
Watering cycle disengaging and the water stream channel that heat exchange is carried out with refrigerant.
Preferably, the corrosion-proof heat exchanger includes two composite plates, and two composite plates are separately positioned on described
The opposite end of shell；The both ends of the heat exchanger tube are a tight fit in respectively in the connecting hole of two composite plates, with the titanium
Plate connection；
The corrosion-proof heat exchanger further includes second end cover, and the first end cover and second end cover are separately positioned on the shell
Two ends and connected respectively with the corresponding composite plate；
The interior space of the second end cover is connected with the heat exchanger tube, is formed after supplying water outflow heat exchanger tube to turn back to flow back to and be changed
Water flow in heat pipe is turned back space.
Preferably, the first partition component is equipped between the first end cover and the corresponding composite plate, by described first
The water outlet that the interior space of end cap is at least divided into the water inlet end being connected with the water inlet, is connected with the water outlet；
The second partition component is equipped between the second end cover and the corresponding composite plate, it will be in the second end cover
Water flow turn back space separate at least two water flow return portions.
Preferably, first partition component includes first partition and second partition, the first partition and second partition
Interval is arranged and multiple connecting holes in the corresponding composite plate is divided into three groups, respectively first group of connecting hole, second group
Connecting hole and third group connecting hole；
The first partition is disposed around the periphery of the water inlet and corresponding first group of connecting hole, make the water inlet and
First group of connecting hole is connected to form the water inlet end；
The second partition is disposed around the periphery of the water outlet and corresponding second group of connecting hole, make the water outlet and
Second group of connecting hole is connected to form the water outlet；
Space phase in third group connecting hole and corresponding first end cover between the first partition and second partition
Connection forms the round-trip portion being isolated with the water inlet end and water outlet；
After water is from the water inlet end into the heat exchanger tube connecting with first group of connecting hole, pass through a water of the second end cover
Stream return portion flows into the heat exchanger tube connecting with third group connecting hole, turns back in the round-trip portion and flows back to the another of the second end cover
One water flow return portion, then turn back the heat exchanger tube for flowing into and being connect with second group of connecting hole from another water flow return portion, by described
Flow out the first end cover in water outlet.
Preferably, second partition component includes that multiple connecting holes in the corresponding composite plate are divided into first group
The third partition of connecting hole and second group of connecting hole；
The part connecting hole of first group of connecting hole is opposite with first group of connecting hole in the water inlet end to be overlapped, another part
Connecting hole is opposite with the part connecting hole of third group connecting hole in the round-trip portion to be overlapped；
Another part connecting hole phase of the part connecting hole of second group of connecting hole and third group connecting hole in the round-trip portion
To coincidence, the connecting hole in another portion is opposite with second group of connecting hole in the water outlet to be overlapped.
Preferably, the third partition include V-shaped plate, two end plates connecting respectively with the V-shaped board ends；
One side of something of the V-shaped plate and the coincidence opposite with the part of the first partition of an end plate of connection, it is another
The end plate is opposite with the part of the second partition to be overlapped.
Preferably, the corrosion-proof heat exchanger further includes first be sealed between the first end cover and corresponding composite plate
Sealing ring, the second sealing ring being sealed between the second end cover and corresponding composite plate；
First partition component is corresponded on first sealing ring equipped with the first sealing rib；On second sealing ring
Corresponding second partition component is equipped with the second sealing rib.
Preferably, the first end cover includes the first cover closed at one end, the open end for being connected to first cover
And the first end plate in mating connection with the corresponding composite plate；The inlet and outlet are provided with first cover
Closed end on.
Preferably, the second end cover includes the second cover closed at one end, the open end for being connected to second cover
And second end plate in mating connection with the corresponding composite plate.
Preferably, the side of the shell is equipped with the refrigerant inlet and refrigerant exit for being respectively used to refrigerant disengaging.
The present invention also provides a kind of heat pump system, including condenser, the condenser includes any one of at least more than one
The corrosion-proof heat exchanger.
Corrosion-proof heat exchanger of the invention realizes the shell and titanium with heat exchanger the composite plate made of titanium plate and steel plate
Heat exchanger is connected to form one structure, can use in high chloride ion environment, and the heat for being suitable for seawater and fresh water and refrigerant is handed over
It changes, long service life and stabilization, reduces maintenance cost.
Corrosion-proof heat exchanger of the invention is applied in heat pump system, suitable for the cool-down dehumidification to indoor pool, simultaneously will
The heat and water of generation carry out heat exchange, realize the recycling of heat.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the schematic perspective view of the corrosion-proof heat exchanger of one embodiment of the invention；
Fig. 2 is the cut-away section structural schematic diagram of the corrosion-proof heat exchanger of one embodiment of the invention；
Fig. 3 is the end construction decomposition diagram of the corrosion-proof heat exchanger of one embodiment of the invention；
Fig. 4 is the structural schematic diagram of corrosion-proof heat exchanger shown in Fig. 3 in another direction；
Fig. 5 be corrosion-proof heat exchanger A-A shown in Fig. 2 to the schematic diagram of the section structure；
Fig. 6 is the schematic diagram of the section structure of corrosion-proof heat exchanger B-B direction shown in Fig. 2；
Fig. 7 is the structural schematic diagram of condenser in the heat pump system of one embodiment of the invention.
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
As shown in Figure 1, 2, the corrosion-proof heat exchanger 100 of one embodiment of the invention, including shell 10, more heat exchanger tubes 20 and
At least one composite plate 30.Composite plate 30 is mounted at least one end of shell 10, and shell 10 is closed.More heat exchanger tubes 20 are spaced
It is arranged in shell 10, both ends are pierced into respectively and are connected in composite plate 30.It circulates, changes wherein for refrigerant inside shell 10
20 private water supply of heat pipe is circulated wherein to carry out heat exchange with refrigerant.
Wherein, shell 10 selects seamless welding steel pipe, can bear higher operating pressure compared to conventional PVC shell, can
It exchanges heat for high water temperature.Shell 10 is equipped with refrigerant inlet 11 and refrigerant exit 12, is respectively used to refrigerant disengaging.Preferably, cold
Matchmaker's import 11 and refrigerant exit 12 are arranged on the opposite end of shell 10, are respectively facing different directions, for example, one upward, separately
One downward.
Heat exchanger tube 20 is made of titanium tube, has many advantages, such as that light weight, mechanical performance are superior, resistance to corrosion is strong, therefore
It can circulate wherein for seawater or fresh water etc. in heat exchanger tube 20 and carry out heat exchange.
In the present embodiment, shell 10 is the steel pipe of both ends open, and composite plate 30 is set there are two being respectively fitting into shell 10
At both ends, by two port closeds of shell 10.
Composite plate 30 includes the steel plate 31 and titanium plate 32 that opposite composite joint is integrated.Steel plate 31 and titanium plate 32 pass through quick-fried
Fried welding manner welds to form one, stable structure.Wherein, for steel plate 31 for connecting with shell 10, titanium plate 32 is used for heat exchanger tube
20 connections, are attached, compatibility is good, stable structure after connection using same metal.
Two composite plates 30 are separately positioned on the opposite end of shell 10, and with steel plate 31 towards shell 10.Steel plate
31 connect with the port sealing of shell 10, thus by the port closed of shell 10；Titanium plate 32 is then located at steel plate 31 backwards to shell 10
Side.The shape of composite plate 30 can be the various shapes such as polygon, circle, and perimeter dimensions are greater than the diameter of 10 port of shell,
So as to cooperate in 10 port of shell and by port closed.
With reference to Fig. 2,3, the connecting hole 33 that heat exchanger tube 20 is equipped with perforation to steel plate 31 is corresponded in titanium plate 32.Heat exchanger tube 20 is worn
In shell 10, both ends are a tight fit in respectively in the connecting hole 33 of two composite plates 30, are connect with titanium plate 32.Specifically, it exchanges heat
One end of pipe 20 is pierced into composite plate 30 by connecting hole 33, reaches titanium plate 32 after passing through steel plate 31 along connecting hole 33, and lead to
It crosses the modes such as welding to connect with titanium plate 32, so that the end of heat exchanger tube 20 is fastened in titanium plate 32.
External screw thread can be set in two ends of heat exchanger tube 20, and internal screw thread is arranged in the connecting hole 33 of composite plate 30, thus
It the end of heat exchanger tube 20 can be by screw threads for fastening in connecting hole 33.To avoid leakage, the end of heat exchanger tube 20 and connecting hole 33
Between can also further pass through weld seam seal.
In addition, the entire axial sides of heat exchanger tube 20 can also be respectively provided with external screw thread, the heat exchange area of heat exchanger tube 20 is increased,
Its coefficient of heat transfer can be 1.5-2.4 times of the smooth heat exchanger tube in the surface of same specification.
Further, as shown in Figure 1, 2, corrosion-proof heat exchanger 100 of the invention further includes be separately positioned on shell 10 two
The first end cover 40 and second end cover 50 held and connect with two composite plates 30.First end cover 40 and second end cover 50 are in shell 10
Both ends at, interior space is connected with heat exchanger tube 20 respectively, increases stream course, facilitates water repeatedly round-trip wherein, improve with
The heat exchange efficiency of refrigerant.
The inner surface of first end cover 40 and second end cover 50 can be coated with epoxy resin erosion resistant coating, play etch-proof work
With.
First end cover 40 is equipped with water inlet 401 and water outlet 402, and the two is separately.Water inlet 401, heat exchanger tube 20,
Two end caps 50 and out saliva 402 are connected to form watering cycle disengaging and the water stream channel with refrigerant progress heat exchange.Water source
Water by water inlet 401 enter heat exchanger tube 20, to 50 direction of second end cover flow, in flow process with the refrigerant in shell 10
Carry out heat exchange；It after reaching second end cover 50, is turned back in second end cover 50 into heat exchanger tube 20, further along heat exchanger tube 20 to the
One end cap, 40 direction is flowed, and heat exchange is carried out with the refrigerant in shell 10 again in flow process, finally from first end cover 40
Water outlet 402 flow out.
As shown in figure 3, first end cover 40 may include the first cover 41 closed at one end, the opening for being connected to the first cover 42
The first end plate 42 at end.Water inlet 401 and water outlet 402 are provided on the closed end of the first cover 41.42 conduct of first end plate
Flange is in mating connection with corresponding composite plate 30.It, can be tight by bolt etc. when first end plate 42 is connect with composite plate 30
Gu component 43 is realized.
The range that the connecting hole 33 in composite plate 30 connecting with first end cover 40 is distributed is located at 41 periphery of the first cover
In the range of covering.
The interior space of second end cover 50 is connected with heat exchanger tube 20, is formed after supplying water outflow heat exchanger tube 20 to turn back and flows back to heat exchange
Water flow in pipe 20 is turned back space.As shown in figure 4, second end cover 50 may include the second cover 51 closed at one end, be connected to
Second end plate 52 of the open end of two covers 51.Second end plate 52 is used for and corresponding 30 company of matching of composite plate as flange
It connects.When second end plate 52 is connect with composite plate 30, it can be realized by the fastening assemblies such as bolt 53.
The range that the connecting hole 33 in composite plate 30 connecting with second end cover 50 is distributed is located at 51 periphery of the second cover
In the range of covering.
In conjunction with Fig. 3,4, in order to avoid being stayed between first end cover 40 and composite plate 30, between second end cover 50 and composite plate 30
Having the gap leads to leakage, and corrosion-proof heat exchanger of the invention further includes being sealed between first end cover 40 and corresponding composite plate 30
First sealing ring 60, the second sealing ring 70 being sealed between second end cover 50 and corresponding composite plate 30.
First sealing ring 60 is looped around the periphery of multiple connecting holes 33 in corresponding composite plate 30.Second sealing ring 70 is surround
The periphery of multiple connecting holes 33 in corresponding composite plate 30.
In order to further increase the heat exchange efficiency between water and refrigerant, water can be driven more in shell 10 along heat exchanger tube 20
It is secondary round-trip.In order to realize the multiple round-trip heat exchange of water, partition component can be set in first end cover 40 and second end cover 50,
Water stream channel multiple turn back has been divided into.
As in Figure 3-5, the first partition component 80 is equipped between first end cover 40 and corresponding composite plate 30, by first end
The water outlet that the interior space of lid 40 is at least divided into the water inlet end being connected with water inlet 401, is connected with water outlet 402, thus
Inflow and outflow at first end cover 40 can be spaced, not lumped together.
In the present embodiment, the first partition component 80 includes first partition 81 and second partition 82, first partition 81 and second
The interval of partition 82, which is arranged, is simultaneously divided into three groups for multiple connecting holes 33 in the composite plate 30 connecting with first end cover 40, and respectively the
One group of connecting hole, 331, second groups of connecting holes 332 and third group connecting hole 333.Each group include at least two or more company
Connect hole 33.
First partition 81 is disposed around the periphery of water inlet 401 and corresponding first group of connecting hole 331, makes 401 He of water inlet
First group of connecting hole 331 is connected to form water inlet end.Second partition 82 is disposed around water outlet 402 and corresponding second group of connecting hole
332 periphery makes water outlet 402 be connected to form water outlet with second group of connecting hole 332.Third group connecting hole 333 is located at the
Between one partition 81 and second partition 82, and third group connecting hole 333 is connected with space in corresponding first end cover 40, shape
At the round-trip portion being isolated with water inlet end and water outlet.The both ends of first partition 81 are attached on the inner wall of first end cover 40.
The both ends of second partition 82 are attached on the inner wall of first end cover 40.
After water enters water inlet end from water inlet 401, the is flowed to along the heat exchanger tube 20 connecting with first group of connecting hole 331
In two end caps 50, and it can turn back and flow to round-trip portion along the heat exchanger tube 20 connecting with third group connecting hole 333, be rolled over from round-trip portion
It backflows into second end cover 50, then turns back from second end cover 50 and flowed to along the heat exchanger tube 20 being connect with second group of connecting hole 332
The water outlet of first end cover 40, so that water can 2 flowing and refrigerant progress heat exchanges back and forth in shell 10.
Corresponding first partition component 80, is equipped with the second partition component 90 between second end cover 50 and corresponding composite plate 30,
By the water flow in second end cover 50 turn back space separate at least two water flow return portions, respectively with the water inlet at first end cover 40
End, water outlet and round-trip portion are connected by heat exchanger tube 20.
In the present embodiment, the second partition component 90 includes third partition 91, the composite plate that will be connect with second end cover 50
Multiple connecting holes 33 on 30 are divided into two groups, respectively first group of connecting hole 334 and second group of connecting hole 335.First group of connection
Hole 334 and second group of connecting hole 335 are located in two water flow return portions.
In conjunction with Fig. 5, Fig. 6, the part connecting hole of first group of connecting hole 334 at second end cover 50 and in water inlet end first
Group connecting hole 331 is opposite to be overlapped, the in another part connecting hole of first group of connecting hole 334 at second end cover 50 and round-trip portion
The part connecting hole of three groups of connecting holes 333 is opposite to be overlapped.The part connecting hole of second group of connecting hole 335 at second end cover 50 with
Another part connecting hole of third group connecting hole 333 is opposite in round-trip portion is overlapped, and the in the connecting hole and water outlet in another portion
Two groups of connecting holes 332 are opposite to be overlapped.The connecting hole 33 of each pair of coincidence is separately connected the opposite of each corresponding heat exchanger tube 20
Both ends.
In conjunction with the first partition component 80 and the second partition component 90, water enters from water inlet end and connects with first group of connecting hole 331
After the heat exchanger tube 20 connect, the heat exchanger tube connecting with third group connecting hole 333 is flowed by a water flow return portion of second end cover 50
20, it turns back in round-trip portion and flows back to another water flow return portion of second end cover 50, then turn back and flow into from another water flow return portion
The heat exchanger tube 20 connecting with second group of connecting hole 332 flows out first end cover 40 by water outlet.
Specifically, in the present embodiment, as shown in Figure 5, Figure 6, third partition 91 may include V-shaped plate, respectively with the V-shaped
What board ends connected；Two end plates connect with the inner wall of second end cover 50 respectively.One side of something of third partition 91 and one end of connection
Plate is opposite with the part of first partition 81 to be overlapped, and another end plate is opposite with the part of second partition 82 to be overlapped.
Again as shown in Figure 3,4, corresponding first partition component 80, the first sealing ring 60 are equipped with the first sealing rib 61.The
There are two one sealing rib 61 is set, extend the shape setting that shape respectively corresponds first partition 81 and second partition 82.Corresponding the
Two compartment component 90, the second sealing ring 70 are equipped with the second sealing rib 71, the extension shape of the second sealing rib 71 corresponding the
The shape of three partitions 91 is arranged.
In the corrosion-proof heat exchanger of other embodiments, shell 10 can also be steel pipe closed at one end, that the other end is open.It is compound
Plate 30 is one, and the open end of shell 10 is closed.First end cover 40 is connect with composite plate 30.Heat exchanger tube 20 can be U-shaped titanium
Pipe is arranged in shell 10, and the both ends of heat exchanger tube 20 are a tight fit in respectively in the connecting hole 33 of composite plate 30.Composite plate 30
On multiple connecting holes 33 can be divided into and respectively correspond two groups of water inlet 401 and water outlet 402, one end tight fit of heat exchanger tube 20
In the connecting hole 33 of corresponding water inlet 401, the other end is a tight fit in the connecting hole 33 of corresponding water outlet 402.Water is from first
The water inlet 401 of end cap 40 enters in heat exchanger tube 20, in heat exchanger tube 20 flowing and with the refrigerant heat exchange in shell 10, along
Heat exchanger tube 20 is flowed in 10 inside turn of shell to 402 direction of water outlet, is finally flowed out from the water outlet 402 of first end cover 40.
As shown in fig. 7, the heat pump system of one embodiment of the invention, including condenser 200, condenser 200 include at least one
A above-mentioned corrosion-proof heat exchanger 100.
Heat pump system further includes by the sequentially connected refrigeration compressor of pipeline, evaporator and throttle valve etc., condenser 200
It is connected between refrigeration compressor and throttle valve, forms a closed system.
Heat pump system of the invention is suitable for the cool-down dehumidification to indoor pool, while the heat of generation is passed through condenser
200 carry out heat exchange with water, realize the recycling of heat.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (11)
1. a kind of corrosion-proof heat exchanger, which is characterized in that the corrosion-proof heat exchanger (100) includes for refrigerant in the steel wherein to circulate
The shell (10) of system, more be intervally arranged in the shell (10) and supply water and wherein circulating to carry out heat exchange with refrigerant
The heat exchanger tube (20) of titanium is mounted on the shell (10) at least one end for the shell (10) closed composite plate (30)；
The composite plate (30) includes by the opposite steel plate (31) being complex as a whole of explosive welding and titanium plate (32)；The titanium plate
(32) connecting hole (33) that the heat exchanger tube (20) are equipped with perforation to the steel plate (31) is corresponded on；
The steel plate is towards the shell (10) and is sealedly connected on the port of the shell (10)；The heat exchanger tube (20)
Both ends are a tight fit in respectively in the connecting hole (33) of the composite plate (30), are connect with the titanium plate (32).
2. corrosion-proof heat exchanger according to claim 1, which is characterized in that the corrosion-proof heat exchanger (100) further includes setting
End in the shell (10) and the first end cover (40) that is connect with the composite plate (30)；
The first end cover (40) is equipped with water inlet (401) and water outlet (402)；The water inlet (401), heat exchanger tube (20)
Saliva (402) is connected to form watering cycle disengaging and the water stream channel with refrigerant progress heat exchange out.
3. corrosion-proof heat exchanger according to claim 2, which is characterized in that the corrosion-proof heat exchanger includes two described compound
Plate (30), two composite plates (30) are separately positioned on the opposite end of the shell (10)；The two of the heat exchanger tube (20)
End is a tight fit in respectively in the connecting hole (33) of two composite plates (30), is connect with the titanium plate (32)；
The corrosion-proof heat exchanger (100) further includes second end cover (50), and the first end cover (40) and second end cover (50) are respectively
Two ends in the shell (10) are set and are connected respectively with the corresponding composite plate (30)；
The interior space of the second end cover (50) is connected with the heat exchanger tube (20), forms outflow heat exchanger tube (20) of supplying water and rolls over afterwards
The water flow in heat exchanger tube (20) is flowed back into turn back space.
4. corrosion-proof heat exchanger according to claim 3, which is characterized in that the first end cover (40) and corresponding described multiple
The first partition component (80) are equipped between plywood (30), the interior space of the first end cover (40) is at least divided into and the water inlet
Water inlet end that mouthful (401) are connected, the water outlet being connected with the water outlet (402)；
The second partition component (90) are equipped between the second end cover (50) and the corresponding composite plate (30), by described second
Water flow in end cap (50) turn back space separate at least two water flow return portions.
5. corrosion-proof heat exchanger according to claim 4, which is characterized in that first partition component (80) include first every
Plate (81) and second partition (82), the first partition (81) and the setting of second partition (82) interval simultaneously will be corresponding described compound
Multiple connecting holes on plate (30) are divided into three groups, respectively first group of connecting hole (331), second group of connecting hole (332) and third
Group connecting hole (333)；
The first partition (81) is disposed around the periphery of the water inlet (401) and corresponding first group of connecting hole (331), makes institute
Water inlet (401) is stated to be connected to form the water inlet end with first group of connecting hole (331)；
The second partition (82) is disposed around the periphery of the water outlet (402) and corresponding second group of connecting hole (332), makes institute
Water outlet (402) is stated to be connected to form the water outlet with second group of connecting hole (332)；
Third group connecting hole (333) and corresponding first end cover between the first partition (81) and second partition (82)
(40) interior space is connected, and forms the round-trip portion being isolated with the water inlet end and water outlet；
After water is from the water inlet end into the heat exchanger tube (20) connecting with first group of connecting hole (331), pass through the second end cover
(50) a water flow return portion flows into the heat exchanger tube (20) connecting with third group connecting hole (333), turns back in the round-trip portion
Another water flow return portion of the second end cover (50) is flowed back to, then turns back and flows into and second group of connection from another water flow return portion
The heat exchanger tube (20) of hole (332) connection flows out the first end cover (40) by the water outlet.
6. corrosion-proof heat exchanger according to claim 5, which is characterized in that second partition component (90) includes that will correspond to
The composite plate (30) on multiple connecting holes (33) be divided into first group of connecting hole (334) and second group of connecting hole (335)
Third partition (91)；
The part connecting hole of first group of connecting hole (334) is opposite with first group of connecting hole (331) in the water inlet end to be overlapped, separately
A part of connecting hole is opposite with the part connecting hole of third group connecting hole (333) in the round-trip portion to be overlapped；
Another part of third group connecting hole (333) connects in the part connecting hole of second group of connecting hole (335) and the round-trip portion
The opposite coincidence in hole is connect, the connecting hole in another portion is opposite with second group of connecting hole (332) in the water outlet to be overlapped.
7. corrosion-proof heat exchanger according to claim 6, which is characterized in that the third partition (91) includes V-shaped plate, divides
Two end plates not connected with the V-shaped board ends；
One side of something of the V-shaped plate and the coincidence opposite with the part of the first partition (81) of an end plate of connection, it is another
The end plate is opposite with the part of the second partition (82) to be overlapped.
8. corrosion-proof heat exchanger according to claim 4, which is characterized in that the corrosion-proof heat exchanger (100) further includes sealing
The first sealing ring (60) between the first end cover (40) and corresponding composite plate (30) is sealed in the second end cover
(50) the second sealing ring (70) between corresponding composite plate (30)；
First partition component (80) is corresponded on first sealing ring (60) equipped with the first sealing rib (61)；Described second
Second partition component (90) is corresponded on sealing ring (70) equipped with the second sealing rib (71).
9. corrosion-proof heat exchanger according to claim 3, which is characterized in that the first end cover (40) includes closed at one end
First cover (41), the open end for being connected to first cover (41) and in mating connection with the corresponding composite plate (30)
First end plate (42)；The water inlet (401) and water outlet (402) are provided on the closed end of first cover (41)；
The second end cover (50) includes the second cover (51) closed at one end, the open end for being connected to second cover (51)
And second end plate (52) in mating connection with the corresponding composite plate (30).
10. -9 described in any item corrosion-proof heat exchangers according to claim 1, which is characterized in that the side of the shell (10) is set
There are the refrigerant inlet (11) and refrigerant exit (12) for being respectively used to refrigerant disengaging.
11. a kind of heat pump system, which is characterized in that including condenser (200), the condenser (200) includes at least one power
Benefit requires the described in any item corrosion-proof heat exchangers of 1-10 (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910053326.3A CN109945694A (en) | 2019-01-21 | 2019-01-21 | Corrosion-proof heat exchanger and heat pump system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910053326.3A CN109945694A (en) | 2019-01-21 | 2019-01-21 | Corrosion-proof heat exchanger and heat pump system |
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| CN109945694A true CN109945694A (en) | 2019-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910053326.3A Pending CN109945694A (en) | 2019-01-21 | 2019-01-21 | Corrosion-proof heat exchanger and heat pump system |
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| CN (1) | CN109945694A (en) |
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| CN209605628U (en) * | 2019-01-21 | 2019-11-08 | 易达科技（深圳）有限公司 | Corrosion-proof heat exchanger and heat pump system |
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| US4871014A (en) * | 1983-03-28 | 1989-10-03 | Tui Industries | Shell and tube heat exchanger |
| EP0267349A1 (en) * | 1986-11-13 | 1988-05-18 | Hamon-Sobelco S.A. | Assembly by welding of tube plates in heat exchangers comprising solid titanium tube plates |
| CN101929811A (en) * | 2010-09-29 | 2010-12-29 | 中原工学院 | Case-type multi-shell-pass countercurrent speedup type shell and tube heat exchanger |
| CN101943527A (en) * | 2010-09-29 | 2011-01-12 | 中原工学院 | Multiple shell pass countercurrent-growth tube heat exchanger |
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| CN104807351A (en) * | 2015-04-17 | 2015-07-29 | 广东申菱空调设备有限公司 | Pure counterflow shell-and-tube heat exchanger and manufacturing method thereof |
| CN209605628U (en) * | 2019-01-21 | 2019-11-08 | 易达科技（深圳）有限公司 | Corrosion-proof heat exchanger and heat pump system |
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