CN209181316U - Plate pipe composite heat-exchange type evaporative condenser - Google Patents
Plate pipe composite heat-exchange type evaporative condenser Download PDFInfo
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- CN209181316U CN209181316U CN201821371791.9U CN201821371791U CN209181316U CN 209181316 U CN209181316 U CN 209181316U CN 201821371791 U CN201821371791 U CN 201821371791U CN 209181316 U CN209181316 U CN 209181316U
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Abstract
The utility model discloses a kind of plate pipe composite heat-exchange type evaporative condensers, including water-distributing device, water-collecting tray and heat exchanger, water-distributing device is set to the top of heat exchanger, water-distributing device is equipped with water outlet, water-collecting tray is set to the lower section of heat exchanger, aqueduct is equipped between water-collecting tray and water-distributing device, heat exchanger includes heat transfer sheet and heat exchanger tube, heat transfer sheet is equipped with and the matched mounting groove of heat exchanger tube, heat transfer sheet, coating is equipped on heat exchanger tube, gap between heat transfer sheet and heat exchanger tube is equipped with filler, coating and filler are grapheme material or graphene mixture, due to the physical characteristic of grapheme material, uniform and smooth protective film can be formed in metal surface, play the role of anti-corrosion and good antiscale property, extend the service life of heat exchanger fin.The characteristics of good mobility of liquid graphene can be filled up completely the gap between dishful pipe and mounting groove, and coating layer thickness is relatively thin, be combined graphene high thermal conductivity coefficient, can enhance the heat transfer effect of working medium inside and outside heat exchanger.
Description
Technical field
The utility model relates to heat exchange equipment technologies, cold more particularly to a kind of plate pipe composite heat-exchange type vaporation-type
Condenser.
Background technique
Evaporative condenser during use, using circulating cooling water and air carries out the refrigerant in refrigeration system
It is cooling, so that it is become medium temperature liquid by high-temperature gas, the recirculated cooling water of evaporative condenser outer surface has sub-fraction suction
The heat of refrigerant is received to evaporate, is taken away by air, the water exposure since recirculating cooling water system is open system, in water tank
In air, water quality can become unstable during recycling, and cycles of concentration increases, can be to various parts, especially
The heat exchanger fin for heat exchange can be caused to corrode, and be possible to scaling, influence heat transfer effect.
Summary of the invention
Based on this, the utility model lies in that overcoming the deficiencies of the prior art and provide one kind can prevent to corrode and bear water
The plate pipe composite heat-exchange type evaporative condenser of dirt.
Its technical solution is as follows:
A kind of plate pipe composite heat-exchange type evaporative condenser, including water-distributing device, water-collecting tray and heat exchanger, the water distribution dress
It is arranged in the top of the heat exchanger, the water-distributing device is equipped with water outlet, and the water-collecting tray is set under the heat exchanger
Side is equipped with aqueduct between the water-collecting tray and the water-distributing device, the heat exchanger includes heat transfer sheet and heat exchanger tube, described
Heat transfer sheet be equipped with the matched mounting groove of the heat exchanger tube, be equipped with coating, the biography on the heat transfer sheet, the heat exchanger tube
Gap between backing and the heat exchanger tube is equipped with filler, and the coating and the filler are grapheme material or graphene
Mixture.
Above-mentioned plate pipe composite heat-exchange type evaporative condenser, water is flowed out by the water outlet of water-distributing device, and passes through heat exchanger,
It flows into water-collecting tray, the water in water-collecting tray can be back in water-distributing device by aqueduct, form the circulatory system, and water is flowing through
When heat transfer sheet and heat exchanger tube, heat exchange can be carried out with heat transfer sheet and heat exchanger tube, the substance exchanged in heat pipe carries out cooling down,
Coating is set on heat transfer sheet, heat exchanger tube, the gap setting filler between heat transfer sheet and heat exchanger tube, and coating and filler are
Grapheme material or graphene mixture, since the physical characteristic of grapheme material can to the good adhesive force in metal surface
Uniform and smooth protective film is formed in metal surface, can prevent cooling water in use or steam corrosion heat transfer sheet and is changed
Heat pipe, and coating and filler is can play the role of anti-corrosion and good antiscale property when graphene, can extend heat exchanger uses the longevity
Life；Simultaneously as the effect of liquid graphene good mobility combination gap capillary force, graphene can be filled up completely and completely change
Gap between heat pipe and mounting groove, and coating layer thickness is relatively thin and is uniformly distributed, and continuous water can be formed on heat transfer sheet
Film the characteristics of using graphene high thermal conductivity coefficient, can be avoided the heat transfer effect for doing and enhancing working medium inside and outside heat exchanger.Separately
Outside, since graphene is will not to consume a large amount of energy during preparing and processing coating, and will not cause sky to environment
Gas and water pollution are consequently belonging to the novel anticorrosion antiscaling process that energy conservation and environmental protection are had both.
Further, the thickness of the coating is less than or equal to 1mm.
Further, the gap between the heat transfer sheet and the heat exchanger tube is less than or equal to 3mm.
Further, the heat exchanger tube is serpentine coil.
Further, plate pipe composite heat-exchange type evaporative condenser further includes blower, and the heat exchanger tube includes at least two
Straight line pipeline section and bending tube section, the straight line pipeline section of adjacent two and the both ends of the bending tube section are respectively communicated with, described straight
Spool section is transversely arranged, and the blower is set to the side of the heat transfer sheet, and the wind direction of the blower is along the straight line pipeline section
Length direction setting.
Further, when the quantity of the straight line pipeline section is three or three or more, two adjacent rectilinear tubes
The distance between section is incremented by successively from top to bottom, successively decreases or equal.
Further, the heat exchanger tube is seamless steel pipe, stainless steel tube or copper pipe.
Further, the mounting groove is the matched arc groove of one side wall with the heat exchanger tube.
Further, the heat transfer sheet is equipped with limiting slot and/or tack weld.
Further, the heat transfer sheet is carbon steel sheet, stainless steel plate or aluminium flake.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plate pipe composite heat-exchange type evaporative condenser described in the utility model embodiment；
Fig. 2 is the front view of heat exchanger described in the utility model embodiment；
Fig. 3 is the front view of heat transfer sheet described in the utility model embodiment；
Fig. 4 is the A-A of Fig. 2 to partial sectional view.
Description of symbols:
100, water-distributing device, 110, water outlet, 200, water-collecting tray, 300, heat exchanger, 310, heat transfer sheet, 311, mounting groove,
320, heat exchanger tube, 321, straight line pipeline section, 322, bending tube section, 323, import, 324, outlet, 330, coating, 340, filler,
400, blower, 500, water pump.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this
The disclosure of type understands more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" packet
Include any and all combinations of one or more related listed items.
" first " described in the utility model, " second " do not represent specific quantity and sequence, are only used for title
It distinguishes.
As shown in Figures 1 to 4, an embodiment provides a kind of plate pipe composite heat-exchange type evaporative condenser, including water distribution dress
100, water-collecting tray 200 and heat exchanger 300 are set, water-distributing device 100 is set to the top of heat exchanger 300, and water-distributing device 100 is equipped with
The mouth of a river 110, water-collecting tray 200 are set to the lower section of heat exchanger 300, and heat exchanger 300 includes heat transfer sheet 310 and heat exchanger tube 320, heat transfer sheet
310 be equipped with the matched mounting groove 311 of heat exchanger tube 320, be equipped with coating 330, heat transfer sheet on heat transfer sheet 310, heat exchanger tube 320
Gap between 310 and heat exchanger tube 320 is equipped with filler 340, and coating 330 and filler 340 are grapheme material or graphene
Mixture.
Above-mentioned plate pipe composite heat-exchange type evaporative condenser, water is flowed out by the water outlet 110 of water-distributing device 100, and is passed through
Heat exchanger 300 flows into water-collecting tray 200, and the water in water-collecting tray 200 can be back in water-distributing device 100 by aqueduct, shape
At the circulatory system, water can carry out heat exchange with heat transfer sheet 310 and heat exchanger tube 320 when flowing through heat transfer sheet 310 and heat exchanger tube 320,
The substance exchanged in heat pipe 320 carries out cooling down, coating 330 is arranged on heat transfer sheet 310, heat exchanger tube 320, in heat transfer sheet
Gap setting filler 340 between 310 and heat exchanger tube 320, and coating 330 and filler 340 are grapheme material or graphite
Alkene mixture, due to the physical characteristic of graphene, to the good adhesive force in metal surface, can metal surface formed uniformly and
Smooth protective film can prevent cooling water in use or steam corrosion heat transfer sheet 310 and heat exchanger tube 320, and coating 330
And filler 340 can extend the service life of heat exchanger 320 for that can play the role of anti-corrosion and good antiscale property when graphene；Together
When, due to the effect of liquid graphene good mobility combination gap capillary force, graphene can be filled up completely full heat exchanger tube
Gap between 320 and mounting groove 311, and coating layer thickness is relatively thin and is uniformly distributed, and can be formed on heat transfer sheet 310 continuous
Moisture film, the characteristics of using graphene high thermal conductivity coefficient, can be avoided the heat exchange effect for doing and enhancing working medium inside and outside heat exchanger 320
Fruit.In addition, since graphene is will not to consume a large amount of energy during preparing and processing coating, and will not make to environment
At air and water pollution, it is consequently belonging to the novel anticorrosion antiscaling process that energy conservation and environmental protection are had both.
Optionally, as shown in Figure 1, water transport channel is equipped with water pump 500.The water in water-collecting tray 200 can be facilitated to be back to cloth
In water installations 100.
Optionally, as shown in Figure 1, water-distributing device 100 is equipped at least two water outlets 110, water outlet 110 is along level side
It is arranged to interval.For water when flowing through heat exchanger 300, heat exchange area is bigger at this time, and heat transfer effect can be improved.
Optionally, heat transfer sheet 310 is equipped with the two of coating 330 or heat transfer sheet 310 close to the side side of heat exchanger tube 320
Coating 330 is equipped on side.
Optionally, heat transfer sheet 310 is metal structure, and grapheme material is preferable to the adhesive force of metal surface, can conduct heat
Piece 310 and 320 surface of heat exchanger tube form fine and close protective layer, play physically better antisepsis.
Specifically, when coating 330 and filler 340 are graphene mixture, based on the graphene in graphene mixture
Want ingredient.
In addition, traditional protective coating 330 is limited to own material property and technique, the corrosion protection of metallic matrix is made
With being often not satisfactory, the exsertile cost of individual is again very high, reduces the cost performance of coating 330, and quite a few is applied
Layer 330 is because of the heavy metals such as leaded zinc or chromate or noxious material, there are certain risk of environmental pollution, also consumes a large amount of
Non-renewable resources are unfavorable for the sustainable development of social economy, and the graphene in the application will not disappear during the preparation process
The a large amount of energy is consumed, and do not can cause environmental pollution, and graphene has the mechanical property of firmer antibody Monoclonal, it can be significant
The corrosion rate for delaying metallic matrix, compared to liquid metal material, preparation process is more environmentally friendly, and cost is lower, while anti-corrosion is anti-
The effect of scale is more preferable.
Further, heat transfer sheet 310 is carbon steel sheet, stainless steel plate or aluminium flake.
Optionally, above-mentioned heat transfer sheet 310 and heat exchanger tube 320 can be immersed in graphene solution, due to liquid graphene
Mobility is preferable, may penetrate into the mounting groove 311 and gap between heat transfer sheet 310 and heat exchanger tube 320, filling effect compared with
It is good, it can prevent from not exclusively gapping due to filling, scale is accumulated in gap.
Optionally, the method that electrospray can also be used graphene is added in water or organic solvent, using high-energy ultrasonic method
Graphene is crushed, the graphene solution that concentration is 0.3~0.6mg/ml is prepared into, there is in graphene solution single layer stone at this time
Or mixtures thereof black alkene, multi-layer graphene.Part to be sprayed is first preheated to 120 DEG C or so, then graphene solution is passed through into electricity
It is sprayed on piece surface to be sprayed and forms uniform protective coating 330, thickness is thinner compared with using the method for above-mentioned immersion, especially suitable
For the heat exchange plate in addition to gap, cost is relatively low for the method, can be used together with above-mentioned infusion method, realizes complementary.
Further, the thickness of coating 330 is less than or equal to 1mm.The thermal coefficient with higher of graphite ene coatings 330,
And to the good adhesive force in metal surface, uniform and smooth protective film can be formed in metal surface, and due to graphite
The physical characteristic of alkene can play the role of anti-corrosion and scale-deposit-preventing.
Further, the gap between heat transfer sheet 310 and heat exchanger tube 320 is less than or equal to 3mm.Above structure gap is small,
When carrying out the immersion of liquid graphene, due to the stickiness of liquid graphene, capillarity can occur for liquid graphite alkene, permeate
After in the gap between heat transfer sheet 310 and heat exchanger tube 320, the filler 340 formed in the gap of contact can be made, and protect
It demonstrate,proves filler 340 uniformly and thickness is thin, not only making the welding completely of heat transfer sheet 310 and heat exchanger tube 320 is an entirety, but also due to
The thickness of filler 340 is thin, effectively reduces the thermal contact resistance between heat transfer sheet 310 and heat exchanger tube 320.Heat transfer sheet 310 with change
When gap between heat pipe 320 is smaller, the capillarity of liquid graphene infiltration is more obvious, the filler 340 of formation
It can more evenly.
Further, as shown in Fig. 2, heat exchanger tube 320 is serpentine coil.Heat transfer sheet 310 and heat exchanger tube 320 can be increased at this time
Heat exchange area, improve heat transfer effect.
In other embodiments, heat exchanger tube 320 can also be spiral yarn shaped pipe fitting.
Further, as shown in Figures 1 and 2, plate pipe composite heat-exchange type evaporative condenser further includes blower 400, heat exchange
Pipe 320 includes at least two straight line pipeline sections 321 and bending tube section 322, two adjacent straight line pipeline sections 321 and bending tube section 322
Both ends be respectively communicated with, straight line pipeline section 321 is transversely arranged, blower 400 be set to heat transfer sheet 310 side, the wind direction of blower 400
Length direction along straight line pipeline section 321 is arranged.Blower 400 can accelerate the heat loss of water, heat exchanger tube 320 and heat transfer sheet 310, can
The cooling effect of substance in exchange heat pipe 320 is improved, and the wind direction of blower 400 is arranged along the length direction of straight line pipeline section 321, no
There are leewards, prevent heat exchanger tube 320 and heat transfer sheet 310 from forming surface and do, reduce incrusted risk, cooling
More preferably.
Optionally, above-mentioned serpentine coil can be by the way that pipe fitting to be bent into, can also be by by bending tube section 322 and straight pipe
Welding is made.
Specifically, above-mentioned serpentine coil is bent by the way that pipe fitting is carried out multiple S-shaped, and the straightway of serpentine coil is mutual
Parallel or less parallel.
Further, when the quantity of straight line pipeline section 321 is three or three or more, two adjacent straight line pipeline sections 321
The distance between it is incremented by successively from top to bottom, successively decrease or equal.Wherein, the distance between two adjacent straight line pipeline section 232a phase
Whens equal, heat transfer effect is preferable.
Optionally, as shown in Figure 1, the both ends of heat exchanger tube 320 are respectively import 323 and outlet 324.Specifically, import 323
310 outside of heat transfer sheet is set to outlet 324.Heat transfer process will not influence the connection of import 323 and outlet 324 at this time, prevent
It is corroded or scaling at import 323 and outlet 324.
Specifically, import 323 is located at the top of outlet 324.
Further, heat exchanger tube 320 is seamless steel pipe, stainless steel tube or copper pipe.
Optionally, the cross sectional shape of the runner in heat exchanger tube 320 can be circle, ellipse, spiral shape, corrugated or olive
Shape etc..
Optionally, the inside and outside wall of heat exchanger tube 320 is shiny surface；Or screw thread is equipped on the inside and outside wall of heat exchanger tube 320.When
When being equipped with screw thread on the inside and outside wall of heat exchanger tube 320, heat exchange area can be increased, improve heat transfer effect.
Optionally, the depth of mounting groove 311 is less than the outer diameter of heat exchanger tube 320.When heat exchanger tube 320 is placed in mounting groove 311
When interior, it can be exposed to outside mounting groove 311, can directly be contacted with cooling water with some, such way, which can increase, changes
The direct contact area of heat pipe 320 and water.
Optionally, mounting groove 311 can also be integrally formed by being stamped and formed out when producing heat transfer sheet 310.
Further, mounting groove 311 is the matched arc groove of one side wall with heat exchanger tube 320.Heat exchanger tube can be increased at this time
Heat exchange between 320 and heat transfer sheet 310 improves heat transfer effect.
Further, heat transfer sheet 310 is equipped with limiting slot and/or tack weld.When to guarantee to impregnate liquid graphene, pass
It is not subjected to displacement between backing 310 and heat exchanger tube 320, and spacing can be sufficiently small, and several limits can be arranged on heat transfer sheet 310
Slot and/or positioning tack weld are mounted by limiting slot or position the welding of tack weld part before immersion, first right
The realization of heat exchanger tube 320 pre-fixes.Such structure can guarantee when impregnating liquid graphene, heat exchanger tube 320 and heat transfer sheet 310
It will not be subjected to displacement between piece, and guarantee that gap between the two is sufficiently small.
Optionally, one of structures such as water guide lines, pouring aperture or reinforcing rib or more are additionally provided on heat transfer sheet 310
Kind.Uniformity when water flows through heat transfer sheet 310 can be increased, form moisture film similar in thickness.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of plate pipe composite heat-exchange type evaporative condenser, which is characterized in that including water-distributing device, water-collecting tray and heat exchanger,
The water-distributing device is set to the top of the heat exchanger, and the water-distributing device is equipped with water outlet, and the water-collecting tray is set to described
The lower section of heat exchanger, between the water-collecting tray and the water-distributing device be equipped with aqueduct, the heat exchanger include heat transfer sheet and
Heat exchanger tube, the heat transfer sheet be equipped with the matched mounting groove of the heat exchanger tube, be equipped on the heat transfer sheet, the heat exchanger tube
Coating, the gap between the heat transfer sheet and the heat exchanger tube are equipped with filler, and the coating and the filler are graphene
Material or graphene mixture.
2. plate pipe composite heat-exchange type evaporative condenser according to claim 1, which is characterized in that the thickness of the coating
Less than or equal to 1mm.
3. plate pipe composite heat-exchange type evaporative condenser according to claim 1, which is characterized in that the heat transfer sheet and institute
The gap stated between heat exchanger tube is less than or equal to 3mm.
4. plate pipe composite heat-exchange type evaporative condenser according to claim 1, which is characterized in that the heat exchanger tube is snake
Shape coil pipe.
5. plate pipe composite heat-exchange type evaporative condenser according to claim 4, which is characterized in that it further include blower, institute
It states heat exchanger tube and includes at least two straight line pipeline sections and bending tube section, the straight line pipeline section of adjacent two and the bending tube section
Both ends are respectively communicated with, and the straight line pipeline section is transversely arranged, and the blower is set to the side of the heat transfer sheet, the wind of the blower
To the length direction setting along the straight line pipeline section.
6. plate pipe composite heat-exchange type evaporative condenser according to claim 5, which is characterized in that when the straight line pipeline section
Quantity be three or three or more when, the distance between described straight line pipeline section of adjacent two is incremented by successively from top to bottom, passs
Subtract or equal.
7. plate pipe composite heat-exchange type evaporative condenser according to claim 4, which is characterized in that the heat exchanger tube is nothing
Stitch steel pipe, stainless steel tube or copper pipe.
8. plate pipe composite heat-exchange type evaporative condenser according to claim 1-7, which is characterized in that the peace
Putting slot is the matched arc groove of one side wall with the heat exchanger tube.
9. plate pipe composite heat-exchange type evaporative condenser according to claim 1-7, which is characterized in that the biography
Backing is equipped with limiting slot and/or tack weld.
10. plate pipe composite heat-exchange type evaporative condenser according to claim 1-7, which is characterized in that described
Heat transfer sheet is carbon steel sheet, stainless steel plate or aluminium flake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821371791.9U CN209181316U (en) | 2018-08-23 | 2018-08-23 | Plate pipe composite heat-exchange type evaporative condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821371791.9U CN209181316U (en) | 2018-08-23 | 2018-08-23 | Plate pipe composite heat-exchange type evaporative condenser |
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| Publication Number | Publication Date |
|---|---|
| CN209181316U true CN209181316U (en) | 2019-07-30 |
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ID=67357911
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821371791.9U Active CN209181316U (en) | 2018-08-23 | 2018-08-23 | Plate pipe composite heat-exchange type evaporative condenser |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593588A (en) * | 2019-08-26 | 2019-12-20 | 李硕 | Bulky concrete condensing system |
| CN110631390A (en) * | 2019-10-08 | 2019-12-31 | 广东纽恩泰新能源科技发展有限公司 | Heat exchanger |
| CN114111120A (en) * | 2021-11-18 | 2022-03-01 | 珠海格力电器股份有限公司 | Falling film type finned tube heat exchanger and air conditioning system |
-
2018
- 2018-08-23 CN CN201821371791.9U patent/CN209181316U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593588A (en) * | 2019-08-26 | 2019-12-20 | 李硕 | Bulky concrete condensing system |
| CN110631390A (en) * | 2019-10-08 | 2019-12-31 | 广东纽恩泰新能源科技发展有限公司 | Heat exchanger |
| CN114111120A (en) * | 2021-11-18 | 2022-03-01 | 珠海格力电器股份有限公司 | Falling film type finned tube heat exchanger and air conditioning system |
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