CN207113692U - Header and there is its heat exchanger - Google Patents
Header and there is its heat exchanger Download PDFInfo
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- CN207113692U CN207113692U CN201720861274.9U CN201720861274U CN207113692U CN 207113692 U CN207113692 U CN 207113692U CN 201720861274 U CN201720861274 U CN 201720861274U CN 207113692 U CN207113692 U CN 207113692U
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- slotted eye
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/02—Tubular elements of cross-section which is non-circular
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of header and there is its heat exchanger, the perisporium of the header is provided with the multiple slotted eyes for the perisporium that the header is penetrated along the wall thickness direction of the header, the length direction of each slotted eye is set parallel to axially spaced-apart of the axial and multiple slotted eye along the header of the header, wherein, the ratio of the width of distance and the slotted eye of the adjacent slotted eye in the axial direction of the header is between 0.9~4.Have the advantages that strong pressure-resistant performance, unit area heat exchange efficiency height, good effect of heat exchange, distribution of water temperature are uniform according to the header of the utility model embodiment.
Description
Technical field
Technical field of heat exchange is the utility model is related to, in particular to a kind of header and with the header
Heat exchanger.
Background technology
Teat pump boiler is exactly using inverse Carnot's principle, and by medium, heat is delivered into high-temperature water from cryogenic object
Equipment.Heat pump assembly, medium (refrigerant) phase transformation can be made, become lower than low-temperature heat source, so as to spontaneous absorption low-temperature heat source heat
Amount；The medium returned to after compressor, high temperature (also higher than high-temperature water) gases at high pressure are compressed into again, so as to spontaneous heat release to high temperature
Thermal source；Realize from by low-temperature heat source " carrying " heat to high temperature heat source function.The advantages of due to multi-channel heat exchanger energy-conserving and environment-protective,
Increasing Teat pump boiler starts to use multi-channel heat exchanger at present, the multi-channel heat exchanger bag applied to Teat pump boiler
Two critical pieces of heat exchanger tube and header are included, multi-channel heat exchanger is wrapped on the outside of inner water tank, is made in heat exchanger tube and water tank
Courage contacts.
But it is applied to the heat exchanger of Teat pump boiler in correlation technique, otherwise pressure-resistant poor-performing, can not meet that work will
Ask；Unit area heat exchange efficiency is relatively low, influences heat transfer effect, and distribution of water temperature is uneven.
Utility model content
The utility model is intended to one of above-mentioned technical problem at least solving in correlation technique to a certain extent.Therefore,
The utility model proposes a kind of header, the header has strong pressure-resistant performance, unit area heat exchange efficiency height, heat transfer effect
Well, the advantages that distribution of water temperature is uniform.
The utility model also proposes a kind of heat exchanger with the header.
To achieve the above object, a kind of header, the collection are proposed according to the embodiment of first aspect of the present utility model
The perisporium of flow tube is provided with the multiple slotted eyes for the perisporium that the header is penetrated along the wall thickness direction of the header, each described
The length direction of slotted eye is set parallel to axially spaced-apart of the axial and multiple slotted eye along the header of the header,
Wherein, distance of the adjacent slotted eye in the axial direction of the header be less than the header equivalent diameter three/
One.
Strong pressure-resistant performance, unit area heat exchange efficiency height, heat exchange effect are had according to the header of the utility model embodiment
The advantages that fruit is good, distribution of water temperature is uniform.
In addition, technical characteristic additional as follows can also be had according to the header of the utility model embodiment：
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header be not small
In 1/10th of the equivalent diameter of the header.
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header is more than
/ 5th of the equivalent diameter of the header.
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header is more than
The wall thickness of the header and less than three times of wall thickness of the header.
According to one embodiment of the present utility model, distance and institute of the adjacent slotted eye in the axial direction of the header
The ratio of the width of slotted eye is stated between 0.9~4.
According to one embodiment of the present utility model, the cross-sectional area of the slotted eye is with the adjacent slotted eye in the afflux
The ratio of distance in the axial direction of pipe is between 2~8.
According to one embodiment of the present utility model, the equivalent diameter of the header is with the adjacent slotted eye in the collection
The ratio of the product of the wall thickness of distance and the header in the axial direction of flow tube is between 1.7~5.
According to one embodiment of the present utility model, the wall thickness of the equivalent diameter of the header and the header multiplies
It is long-pending with the ratio of the length of the slotted eye between 0.9~4.
A kind of heat exchanger is proposed according to the embodiment of second aspect of the present utility model, the heat exchanger includes：Header,
The header is the header according to the embodiment of first aspect of the present utility model；Multiple heat exchanger tubes, it is multiple described
The end of heat exchanger tube is plugged in multiple slotted eyes of the header respectively.
According to the heat exchanger of the utility model embodiment, by using the embodiment according to first aspect of the present utility model
Described header, have the advantages that pressure-resistant performance is strong, heat exchange efficiency is high, good effect of heat exchange, distribution of water temperature are uniform.
According to one embodiment of the present utility model, described heat exchanger tube is flat tube, and the adjacent heat exchanger tube is in the collection
The ratio of the thickness of distance and the heat exchanger tube in the axial direction of flow tube is between 0.9~4.
According to one embodiment of the present utility model, described heat exchanger tube is flat tube, the cross-sectional area of the heat exchanger tube with
The ratio of the spacing of the adjacent heat exchanger tube is between 2~8.
According to one embodiment of the present utility model, the wall thickness of the equivalent diameter of the header and the header multiplies
It is long-pending with the ratio of the width of the heat exchanger tube between 0.9~4.
A kind of header is proposed according to the embodiment of the third aspect of the present utility model, the perisporium of the header is provided with
Multiple slotted eyes of the perisporium of the header are penetrated along the wall thickness direction of the header, the length direction of each slotted eye is put down
The capable axially spaced-apart in the axial and multiple slotted eye of the header along the header is set, wherein, the adjacent groove
The ratio of the width of distance and the slotted eye of the hole in the axial direction of the header is between 0.9~4.
Strong pressure-resistant performance, unit area heat exchange efficiency height, heat exchange effect are had according to the header of the utility model embodiment
The advantages that fruit is good, distribution of water temperature is uniform.
In addition, technical characteristic additional as follows can also be had according to the header of the utility model embodiment：
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header is less than
/ 3rd of the equivalent diameter of the header.
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header be not small
In 1/10th of the equivalent diameter of the header.
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header is more than
/ 5th of the equivalent diameter of the header.
According to one embodiment of the present utility model, distance of the adjacent slotted eye in the axial direction of the header is more than
The wall thickness of the header and less than three times of wall thickness of the header.
According to one embodiment of the present utility model, the cross-sectional area of the slotted eye is with the adjacent slotted eye in the afflux
The ratio of distance in the axial direction of pipe is between 2~8.
According to one embodiment of the present utility model, the equivalent diameter of the header is with the adjacent slotted eye in the collection
The ratio of the product of the wall thickness of distance and the header in the axial direction of flow tube is between 1.7~5.
According to one embodiment of the present utility model, the wall thickness of the equivalent diameter of the header and the header multiplies
It is long-pending with the ratio of the length of the slotted eye between 0.9~4.
A kind of heat exchanger is proposed according to the embodiment of fourth aspect of the present utility model, the heat exchanger includes：Header,
The header is the header according to the embodiment of the third aspect of the present utility model；Multiple heat exchanger tubes, it is multiple described
The end of heat exchanger tube is plugged in multiple slotted eyes of the header respectively.
According to the heat exchanger of the utility model embodiment, by using the embodiment according to the third aspect of the present utility model
Described header, have the advantages that pressure-resistant performance is strong, heat exchange efficiency is high, good effect of heat exchange, distribution of water temperature are uniform.
According to one embodiment of the present utility model, described heat exchanger tube is flat tube, and the adjacent heat exchanger tube is in the collection
The ratio of the thickness of distance and the heat exchanger tube in the axial direction of flow tube is between 0.9~4.
According to one embodiment of the present utility model, described heat exchanger tube is flat tube, the cross-sectional area of the heat exchanger tube with
The ratio of the spacing of the adjacent heat exchanger tube is between 2~8.
According to one embodiment of the present utility model, the wall thickness of the equivalent diameter of the header and the header multiplies
It is long-pending with the ratio of the width of the heat exchanger tube between 0.9~4.
Brief description of the drawings
Fig. 1 is the structural representation according to the heat exchanger of the utility model embodiment.
Fig. 2 is the structural representation according to the header of the utility model embodiment.
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2.
Fig. 4 is the radial view according to the header of the utility model embodiment.
Fig. 5 is the axial view according to the header of the utility model embodiment.
Fig. 6 is the partial structural diagram according to the heat exchanger of the utility model another embodiment.
Reference：
Heat exchanger 1,
Header 100, slotted eye 110,
Heat exchanger tube 200.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
The utility model is made based on discovery of the present inventor to following facts and problem and understanding：
Be used for the heat exchanger of Teat pump boiler in correlation technique, the width of flat tube and header it is axially in parallel, change
The size along flat tube length direction of hot device is referred to as heat exchanger length, and the size along header axial direction of heat exchanger is referred to as heat exchanger
Highly.The design parameter heat exchanging device performance of header is most important, and the parameter of the flat tube groove especially on header directly affects
The compressive resistance and exchange capability of heat of heat exchanger.
Specifically, under conditions of heat exchanger length and height are certain, with the reduction of flat tube width, circulating face in flat tube
Product reduces, and lifts the flow velocity of refrigerant, and enhanced heat exchange improves heat exchange amount；, can be excessive if on the other hand flat tube width is too small
Increase flat tube quantity, cause solder joint on heat exchanger excessive, influence the compressive resistance and reliability of heat exchanger.
Under conditions of heat exchanger length and height are certain, with the increase of flat tube spacing, the compressive resistance of heat exchanger by
It is cumulative big, enhance the reliability of heat exchanger；On the other hand if flat tube spacing is excessive so that flat tube quantity is very few, causes to change
Hot device heat exchange area deficiency, influences exchange capability of heat.
With the reduction of header external diameter, the compressive resistance increase of heat exchanger；If on the other hand header external diameter is too small,
Cause circulation area in heat exchanger to diminish, cold-producing medium stream dynamic resistance increase, influence exchange capability of heat.
With the increase of flat tube thickness, the decay resistance of heat exchanger is improved；If on the other hand flat tube thickness is excessive,
The increase of heat exchanger thermal conduction resistance can be caused, influences heat exchanger effect.
In view of the situation for the heat exchanger for being used for Teat pump boiler in correlation technique, have the utility model proposes one kind resistance to
The header for the advantages that pressure performance is strong, unit area heat exchange efficiency height, good effect of heat exchange, uniform distribution of water temperature and changing with it
Hot device.
Below with reference to the accompanying drawings heat exchanger 1 according to the utility model embodiment is described.
As described in Figure 1, header 100 and multiple heat exchanger tubes 200 are included according to the heat exchanger 1 of the utility model embodiment,
Wherein, heat exchanger tube 200 can be flat tube.
Header 100 with reference first to accompanying drawing description according to the utility model embodiment.
As Figure 2-Figure 5, the perisporium of header 100 is provided with along the wall thickness direction of header 100 and penetrates header 100
Perisporium multiple slotted eyes 110, the length direction of each slotted eye 110 is parallel to the axial direction of header 100, multiple edges of slotted eye 110
The axially spaced-apart of header 100 is set, it is preferable that multiple slotted eyes 110 are set at equal intervals along the axial direction of header 100.
In the heat exchanger 1 according to the utility model embodiment, header 100 is at least two and parallel interval is set,
One end of multiple heat exchanger tubes 200 is plugged in multiple slotted eyes 110 of a header 100 respectively, multiple heat exchanger tubes 200 it is another
End is plugged in multiple slotted eyes 110 of another header 100 respectively.One end of i.e. each heat exchanger tube 200 is plugged on a collection
In the slotted eye 110 of flow tube 100, the other end of each heat exchanger tube 200 is plugged in the slotted eye 110 of another header 100.
Wherein, distance of the adjacent slot 110 in the axial direction of header 100 is WE, and the equivalent diameter of header 200 is
DI, the wall thickness of header 100 is DP, and the width of slotted eye 110 is WH, and the length of slotted eye 110 is WI.
Need exist for being appreciated that, when the appearance and size and the size (slotted eye 110 of heat exchanger tube installation port of heat exchanger tube 200
Size) it is consistent when, the width WH of slotted eye 110 corresponds to the thickness of heat exchanger tube 200, and the length WI of slotted eye 110 corresponds to heat exchanger tube 200
Width, the equivalent diameter of header 200 refers to the equivalent diameter of the outline of header 200, and the wall thickness of header 100 is
Refer to header 200 perisporium thickness, it is illustrated that in header 100 be round tube, naturally it is also possible to cross section is other shapes
Cast, such as D-shaped pipe.
Above-mentioned parameter meets：Distance WE of the adjacent slot 110 in the axial direction of header 100 is less than working as header 200
Measure 1/3rd of a diameter of DI, i.e. WE ＜ DI/3.
After the inner bag sizing of Teat pump boiler, the size of installation heat exchanger 1 generally immobilizes, according to the utility model
The header 100 of embodiment, the parameters relationship of the equivalent diameter DI by setting the spacing WE of slotted eye 110 and header, can be limited
The spacing of heat exchanger tube 200 and the equivalent diameter DI of heat exchanger tube 200 parameters relationship are determined, in the situation that the erection space of heat exchanger 1 is constant
Under, local pressure concentrations on the one hand can be avoided, ensure the pressure-resistant performance of heat exchanger 1, so as to meet job requirement；It is another
Aspect with the heat exchange efficiency of guarantor unit's area, can improve the uniformity of heat transfer effect and distribution of water temperature.I.e. according to this practicality
The header 100 of new embodiment, by exchanging the adjustment of the spacing of heat pipe 200, can take into account pressure-resistant performance and heat transfer effect with
And the uniformity of distribution of water temperature.
According to the heat exchanger 1 of the utility model embodiment, by using the afflux according to the utility model above-described embodiment
Pipe 100, have the advantages that pressure-resistant performance is strong, heat exchange efficiency is high, good effect of heat exchange, distribution of water temperature are uniform.
Below with reference to the accompanying drawings header 100 according to the utility model specific embodiment is described.
As Figure 2-Figure 5, the perisporium of header 100 is provided with along the wall thickness direction of header 100 and penetrates header 100
Perisporium multiple slotted eyes 110, the length direction of each slotted eye 110 is parallel to the axial direction of header 100, multiple edges of slotted eye 110
The axially spaced-apart of header 100 is set.
Further, distance WE of the adjacent slot 110 in the axial direction of header 100 is not less than the equivalent of header 200
/ 10th of a diameter of DI, i.e. WE >=DI/10.In other words, distance of the adjacent heat exchange tubes 200 in the axial direction of header 100
Equivalent diameter less than header 200 be 1/3rd of DI and more than or equal to header 200 equivalent diameter be DI very
One of.Preferably, the equivalent diameter that distance WE of the adjacent slot 110 in the axial direction of header 100 is more than header 200 is DI
1/5th, i.e. WE ＞ DI/5.In other words, distance of the adjacent heat exchange tubes 200 in the axial direction of header 100 is less than header
200 equivalent diameter is 1/3rd of DI and is 1/5th of DI more than the equivalent diameter of header 200.Thus not only may be used
To ensure the welding quality of heat exchanger tube 200 and header 100, and it can further disperse local pressure, so as to further carry
The pressure-resistant performance of high header 100 and heat exchanger 1.
In some specific embodiments of the present utility model, as Figure 2-Figure 5, adjacent slot 110 is in header 100
Distance WE on axial direction is more than three times of the wall thickness DP of header 100 and the wall thickness DP less than header 100, i.e. DP ＜ WE ＜
3DP.In other words, distance of the adjacent heat exchange tubes 200 in the axial direction of header 100 is more than the wall thickness DP of header 100 and is less than
Three times of the wall thickness DP of header 100, i.e. DP ＜ WE ＜ 3DP.In the case where the erection space of heat exchanger 1 is constant, by entering
One step exchanges the spacing of heat pipe 200 and the parameters relationship of the wall thickness of header 100 is defined, and on the one hand can reduce header
100 internal volume is to reduce the flow resistance of heat exchanger 1；On the other hand increase heat exchange area is with improving heat exchanging efficiency.Therefore, join
Number relation can improve the heat exchange efficiency of unit area and pressure-resistant performance in the above range, and can be welded with reasonable layout
Point, reduce risk of leakage.
In some specific examples of the present utility model, as shown in figs 2-4, axle of the adjacent slot 110 in header 100
The upward distance WE and width WH of slotted eye 110 ratio is more than 0.9 and less than 4, i.e., 0.9<WE/WH<4.In other words, it is adjacent to change
The ratio of distance of the heat pipe 200 in the axial direction of header 100 and the thickness of heat exchanger tube 200 is more than 0.9 and less than 4.Exchanging heat
In the case that the erection space of device 1 is constant, by the parameters relationship for further exchanging the spacing of heat pipe 200 and the thickness of heat exchanger tube 200
It is defined, on the one hand can ensures the pressure-resistant performance of heat exchanger 1, lift its reliability；On the other hand heat exchanger 1 can be ensured
Decay resistance, reduce disclosure risk, and then further improve reliability.
In some specific embodiments of the present utility model, as shown in figs 2-4, length WI and the slotted eye 110 of slotted eye 110
Width WH product and distance WE of the adjacent slot 110 in the axial direction of header 100 ratio be more than 2 and less than 8, i.e. groove
The ratio of distance of the cross-sectional area and adjacent slot 110 in hole 110 in the axial direction of header 200 is between 2~8, and 2<(WI*
WH)/WE<8.In other words, the cross-sectional area of the outline of heat exchanger tube 200 and adjacent heat exchange tubes 200 are in the axial direction of header 100
On the ratio of distance be more than 2 and less than 8.It is possible thereby to limit the fluting area and the ginseng of the spacing of heat exchanger tube 200 of slotted eye 110
Number relation, it on the one hand can improve the heat exchange efficiency of unit area；On the other hand the intensity of material and welding can be ensured, reduced
Failure welding and heat exchanger tube 200 are damaged so as to improve the reliability of heat exchanger 1.
In some specific examples of the present utility model, as Figure 2-Figure 5, the equivalent diameter DI and adjacent slot of header
The ratio of distance WE and header 100 of the hole 110 in the axial direction of header 100 wall thickness DP product is more than 1.7 and is less than
5, i.e., 1.7<DI/(WE*DP)<5.In other words, the axle of the equivalent diameter DI of header and adjacent heat exchange tubes 200 in header 100
Upward distance and the ratio of the wall thickness DP of header 100 product are more than 1.7 and less than 5.Thus, weldering can on the one hand be reduced
Point quantity, improves the compressive resistance of heat exchanger 1, and then reduces risk of leakage；On the other hand the heat-transfer surface of heat exchanger 1 can be increased
Product, lift heat transfer effect.
In some specific embodiments of the present utility model, as Figure 2-Figure 5, the equivalent diameter DI and afflux of header
The wall thickness DP of pipe 100 product and the length WI of slotted eye 110 ratio are more than 0.9 and less than 4, i.e., 0.9<(DI*DP)/WI<4.
In other words, the equivalent diameter DI of the header 100 and wall thickness DP of header 100 product and the ratio of the width of heat exchanger tube 200
More than 0.9 and less than 4.So, the compressive resistance of heat exchanger 1 on the one hand can be improved, so as to improve reliability；On the other hand can
To reduce the internal volume of header 100, the charging amount of refrigerant is reduced, so as to further increase the reliability of operation of heat exchanger 1.
In other specific embodiments of the present utility model, as shown in fig. 6, convenient installation positioning, effectively controls heat exchanger tube 200 to insert
The length of header 100, weld strength is improved, so as to improve the compressive resistance of heat exchanger 1, the end of heat exchanger tube 200 is provided with contracting
Mouthful, the width WI ' of heat exchanger tube 200 is more than the length WI of slotted eye 110, and the thickness WH ' of heat exchanger tube 200 is more than the width of slotted eye 110
WH, the spacing WE ' of adjacent heat exchange tubes 200 are less than the spacing WE of adjacent slot 110, now need to be adjusted according to the size adaptability of necking
The dimensional parameters of whole slotted eye 110, so as to ensure:
Distance WE ' of the adjacent heat exchange tubes 200 in the axial direction of the header 100 and thickness WH ' of heat exchanger tube 200 ratio is big
In 0.9 and less than 4, i.e., 0.9<WE’/WH’<4.
The axle of the tired cross-sectional area of outer sieve of the non-necking part of heat exchanger tube 200 and adjacent heat exchange tubes 200 in header 100
Upward distance WE ' ratio is more than 2 and less than 8, i.e., 2<(WI’*WH’)/WE’<8.
The equivalent diameter DI of the header 100 and wall thickness DP of header 100 product is with the width WI's ' of heat exchanger tube 200
Ratio is more than 0.9 and less than 4, i.e., 0.9<(DI*DP)/WI’<4.
Below with reference to the accompanying drawings heat exchanger 1 according to the utility model embodiment is described.
As described in Figure 1, header 100 and multiple heat exchanger tubes 200 are included according to the heat exchanger 1 of the utility model embodiment,
Wherein, heat exchanger tube 200 can be flat tube.
Header 100 with reference first to accompanying drawing description according to the utility model embodiment.
As Figure 2-Figure 5, the perisporium of header 100 is provided with along the wall thickness direction of header 100 and penetrates header 100
Perisporium multiple slotted eyes 110, the length direction of each slotted eye 110 is parallel to the axial direction of header 100, multiple edges of slotted eye 110
The axially spaced-apart of header 100 is set, it is preferable that multiple slotted eyes 110 are set at equal intervals along the axial direction of header 100.
In the heat exchanger 1 according to the utility model embodiment, header 100 is at least two and parallel interval is set,
One end of multiple heat exchanger tubes 200 is plugged in multiple slotted eyes 110 of a header 100 respectively, multiple heat exchanger tubes 200 it is another
End is plugged in multiple slotted eyes 110 of another header 100 respectively.One end of i.e. each heat exchanger tube 200 is plugged on a collection
In the slotted eye 110 of flow tube 100, the other end of each heat exchanger tube 200 is plugged in the slotted eye 110 of another header 100.
Wherein, distance of the adjacent slot 110 in the axial direction of header 100 is WE, and the equivalent diameter of header 200 is
DI, the wall thickness of header 100 is DP, and the width of slotted eye 110 is WH, and the length of slotted eye 110 is WI.
Need exist for being appreciated that, when the appearance and size and the size (slotted eye 110 of heat exchanger tube installation port of heat exchanger tube 200
Size) it is consistent when, the width WH of slotted eye 110 corresponds to the thickness of heat exchanger tube 200, and the length WI of slotted eye 110 corresponds to heat exchanger tube 200
Width, the equivalent diameter of header 200 refers to the equivalent diameter of the outline of header 200, and the wall thickness of header 100 is
Refer to header 200 perisporium thickness, it is illustrated that in header 100 be round tube, naturally it is also possible to cross section is other shapes
Cast, such as D-shaped pipe.
Above-mentioned parameter meets：Distance WE of the adjacent slot 110 in the axial direction of header 100 and slotted eye 110 width WH
Ratio be more than 0.9 and less than 4, i.e., 0.9<WE/WH<4.In other words, adjacent heat exchange tubes 200 are in the axial direction of header 100
The ratio of distance and the thickness of heat exchanger tube 200 is more than 0.9 and less than 4.
After the inner bag sizing of Teat pump boiler, the size of installation heat exchanger 1 generally immobilizes, according to the utility model
The header 100 of embodiment, by setting the spacing WE of slotted eye 110 and the width WH of slotted eye 110 parameters relationship, pass through heat exchanging
The spacing of pipe 200 and the parameters relationship of the thickness of heat exchanger tube 200 are defined, and on the one hand can be ensured the pressure-resistant performance of heat exchanger 1, be carried
Rise its reliability；On the other hand the decay resistance of heat exchanger 1 can be ensured, reduce disclosure risk, and then further raising can
By property.So as to can both ensure pressure-resistant performance, the heat exchange efficiency of unit area can be improved again, and make distribution of water temperature uniform.
According to the heat exchanger 1 of the utility model embodiment, by using the afflux according to the utility model above-described embodiment
Pipe 100, have the advantages that pressure-resistant performance is strong, heat exchange efficiency is high, good effect of heat exchange, distribution of water temperature are uniform.
Below with reference to the accompanying drawings header 100 according to the utility model specific embodiment is described.
As Figure 2-Figure 5, the perisporium of header 100 is provided with along the wall thickness direction of header 100 and penetrates header 100
Perisporium multiple slotted eyes 110, the length direction of each slotted eye 110 is parallel to the axial direction of header 100, multiple edges of slotted eye 110
The axially spaced-apart of header 100 is set.
Further, distance WE of the adjacent slot 110 in the axial direction of header 100 is not less than the equivalent of header 200
/ 10th of a diameter of DI, i.e. WE >=DI/10.In other words, distance of the adjacent heat exchange tubes 200 in the axial direction of header 100
Equivalent diameter less than header 200 be 1/3rd of DI and more than or equal to header 200 equivalent diameter be DI very
One of.Preferably, the equivalent diameter that distance WE of the adjacent slot 110 in the axial direction of header 100 is more than header 200 is DI
1/5th, i.e. WE ＞ DI/5.In other words, distance of the adjacent heat exchange tubes 200 in the axial direction of header 100 is less than header
200 equivalent diameter is 1/3rd of DI and is 1/5th of DI more than the equivalent diameter of header 200.Thus not only may be used
To ensure the welding quality of heat exchanger tube 200 and header 100, and it can further disperse local pressure, so as to further carry
The pressure-resistant performance of high header 100 and heat exchanger 1.
In some specific embodiments of the present utility model, as Figure 2-Figure 5, adjacent slot 110 is in header 100
Distance WE on axial direction is more than three times of the wall thickness DP of header 100 and the wall thickness DP less than header 100, i.e. DP ＜ WE ＜
3DP.In other words, distance of the adjacent heat exchange tubes 200 in the axial direction of header 100 is more than the wall thickness DP of header 100 and is less than
Three times of the wall thickness DP of header 100, i.e. DP ＜ WE ＜ 3DP.In the case where the erection space of heat exchanger 1 is constant, by entering
One step exchanges the spacing of heat pipe 200 and the parameters relationship of the wall thickness of header 100 is defined, and on the one hand can reduce header
100 internal volume is to reduce the flow resistance of heat exchanger 1；On the other hand increase heat exchange area is with improving heat exchanging efficiency.Therefore, join
Number relation can improve the heat exchange efficiency of unit area and pressure-resistant performance in the above range, and can be welded with reasonable layout
Point, reduce risk of leakage.In some specific examples of the present utility model, as shown in figs 2-4, adjacent slot 110 is in afflux
The equivalent diameter that distance WE in the axial direction of pipe 100 is less than header 200 is 1/3rd of DI, i.e. WE ＜ DI/3.Heat Pump
After the inner bag sizing of hydrophone, the size of installation heat exchanger 1 generally immobilizes, according to the header of the utility model embodiment
100, the parameters relationship of the equivalent diameter DI by setting the spacing WE of slotted eye 110 and header, the spacing of heat exchanger tube 200 can be limited
With the equivalent diameter DI of heat exchanger tube 200 parameters relationship, in the case where the erection space of heat exchanger 1 is constant, on the one hand can keep away
Exempt from local pressure concentrations, ensure the pressure-resistant performance of heat exchanger 1, so as to meet job requirement；On the other hand list can be ensured
The heat exchange efficiency of plane product, improve the uniformity of heat transfer effect and distribution of water temperature.I.e. according to the collection of the utility model embodiment
Flow tube 100, by exchanging the adjustment of the spacing of heat pipe 200, the equal of pressure-resistant performance and heat transfer effect and distribution of water temperature can be taken into account
Even property.
In some specific embodiments of the present utility model, as shown in figs 2-4, length WI and the slotted eye 110 of slotted eye 110
Width WH product and distance WE of the adjacent slot 110 in the axial direction of header 100 ratio be more than 2 and less than 8, i.e. groove
The ratio of distance of the cross-sectional area and adjacent slot 110 in hole 110 in the axial direction of header 200 is between 2~8, and 2<(WI*
WH)/WE<8.In other words, the cross-sectional area of the outline of heat exchanger tube 200 and adjacent heat exchange tubes 200 are in the axial direction of header 100
On the ratio of distance be more than 2 and less than 8.It is possible thereby to limit the fluting area and the ginseng of the spacing of heat exchanger tube 200 of slotted eye 110
Number relation, it on the one hand can improve the heat exchange efficiency of unit area；On the other hand the intensity of material and welding can be ensured, reduced
Failure welding and heat exchanger tube 200 are damaged so as to improve the reliability of heat exchanger 1.
In some specific examples of the present utility model, as Figure 2-Figure 5, the equivalent diameter DI and adjacent slot of header
The ratio of distance WE and header 100 of the hole 110 in the axial direction of header 100 wall thickness DP product is more than 1.7 and is less than
5, i.e., 1.7<DI/(WE*DP)<5.In other words, the axle of the equivalent diameter DI of header and adjacent heat exchange tubes 200 in header 100
Upward distance and the ratio of the wall thickness DP of header 100 product are more than 1.7 and less than 5.Thus, weldering can on the one hand be reduced
Point quantity, improves the compressive resistance of heat exchanger 1, and then reduces risk of leakage；On the other hand the heat-transfer surface of heat exchanger 1 can be increased
Product, lift heat transfer effect.
In some specific embodiments of the present utility model, as Figure 2-Figure 5, the equivalent diameter DI and afflux of header
The wall thickness DP of pipe 100 product and the length WI of slotted eye 110 ratio are more than 0.9 and less than 4, i.e., 0.9<(DI*DP)/WI<4.
In other words, the equivalent diameter DI of the header 100 and wall thickness DP of header 100 product and the ratio of the width of heat exchanger tube 200
More than 0.9 and less than 4.So, the compressive resistance of heat exchanger 1 on the one hand can be improved, so as to improve reliability；On the other hand can
To reduce the internal volume of header 100, the charging amount of refrigerant is reduced, so as to further increase the reliability of operation of heat exchanger 1.
In other specific embodiments of the present utility model, as shown in fig. 6, convenient installation positioning, effectively controls heat exchanger tube 200 to insert
The length of header 100, weld strength is improved, so as to improve the compressive resistance of heat exchanger 1, the end of heat exchanger tube 200 is provided with contracting
Mouthful, the width WI ' of heat exchanger tube 200 is more than the length WI of slotted eye 110, and the thickness WH ' of heat exchanger tube 200 is more than the width of slotted eye 110
WH, the spacing WE ' of adjacent heat exchange tubes 200 are less than the spacing WE of adjacent slot 110, now need to be adjusted according to the size adaptability of necking
The dimensional parameters of whole slotted eye 110, so as to ensure:
Distance WE ' of the adjacent heat exchange tubes 200 in the axial direction of the header 100 and thickness WH ' of heat exchanger tube 200 ratio is big
In 0.9 and less than 4, i.e., 0.9<WE’/WH’<4.
The axle of the tired cross-sectional area of outer sieve of the non-necking part of heat exchanger tube 200 and adjacent heat exchange tubes 200 in header 100
Upward distance WE ' ratio is more than 2 and less than 8, i.e., 2<(WI’*WH’)/WE’<8.
The equivalent diameter DI of the header 100 and wall thickness DP of header 100 product is with the width WI's ' of heat exchanger tube 200
Ratio is more than 0.9 and less than 4, i.e., 0.9<(DI*DP)/WI’<4.
According to other compositions of the heat exchanger 1 of the utility model embodiment and operate for those of ordinary skill in the art
For be all known, be not detailed herein.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise " are based on orientation shown in the drawings or position relationship, merely to just
In description the utility model and simplified description, rather than indicate or imply that signified device or element must be with specifically square
Position, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In description of the present utility model, " multiple " are meant that at least two, example
Such as two, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, those skilled in the art can incite somebody to action
Different embodiments or example described in this specification are engaged and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (23)
1. a kind of header, it is characterised in that the perisporium of the header is provided with along the wall thickness direction of the header and penetrated
Multiple slotted eyes of the perisporium of the header, the length direction of each slotted eye is parallel to the axial and multiple of the header
Axially spaced-apart of the slotted eye along the header is set,
Wherein, three points of distance of the adjacent slotted eye in the axial direction of the header less than the equivalent diameter of the header
One of.
2. header according to claim 1, it is characterised in that the adjacent slotted eye is in the axial direction of the header
/ 10th of distance not less than the equivalent diameter of the header.
3. header according to claim 1, it is characterised in that the adjacent slotted eye is in the axial direction of the header
Distance is more than 1/5th of the equivalent diameter of the header.
4. header according to claim 2, it is characterised in that the adjacent slotted eye is in the axial direction of the header
Distance is more than three times of the wall thickness of the header and the wall thickness less than the header.
5. the header according to claim 2 or 4, it is characterised in that the cross-sectional area of the slotted eye and the adjacent groove
The ratio of distance of the hole in the axial direction of the header is between 2~8.
6. the header according to claim 2 or 4, it is characterised in that the equivalent diameter of the header with it is adjacent described
The ratio of the product of the wall thickness of distance and the header of the slotted eye in the axial direction of the header is between 1.7~5.
7. the header according to claim 2 or 4, it is characterised in that the equivalent diameter of the header and the afflux
The ratio of the product of the wall thickness of pipe and the length of the slotted eye is between 0.9~4.
A kind of 8. heat exchanger, it is characterised in that including：
Header, the header are the header according to any one of claim 1-7；
Multiple heat exchanger tubes, the end of multiple heat exchanger tubes are plugged in multiple slotted eyes of the header respectively.
9. heat exchanger according to claim 8, it is characterised in that described heat exchanger tube is flat tube, the adjacent heat exchanger tube
The ratio of the thickness of distance and the heat exchanger tube in the axial direction of the header is between 0.9~4.
10. heat exchanger according to claim 8, it is characterised in that described heat exchanger tube is flat tube, the horizontal stroke of the heat exchanger tube
The ratio of the spacing of sectional area and the adjacent heat exchanger tube is between 2~8.
11. the heat exchanger according to claim 9 or 10, it is characterised in that the equivalent diameter of the header and the collection
The ratio of the width of the product of the wall thickness of flow tube and the heat exchanger tube is between 0.9~4.
12. a kind of header, it is characterised in that the perisporium of the header is provided with along the wall thickness direction of the header and penetrated
Multiple slotted eyes of the perisporium of the header, the length direction of each slotted eye is parallel to the axial and multiple of the header
Axially spaced-apart of the slotted eye along the header is set,
Wherein, the ratio of the width of distance of the adjacent slotted eye in the axial direction of the header and the slotted eye is 0.9~4
Between.
13. header according to claim 12, it is characterised in that the adjacent slotted eye is in the axial direction of the header
Distance be less than the header equivalent diameter 1/3rd.
14. header according to claim 12, it is characterised in that the adjacent slotted eye is in the axial direction of the header
Distance not less than the header equivalent diameter 1/10th.
15. header according to claim 12, it is characterised in that the adjacent slotted eye is in the axial direction of the header
Distance be more than the header equivalent diameter 1/5th.
16. header according to claim 13, it is characterised in that the adjacent slotted eye is in the axial direction of the header
Distance be more than the wall thickness of the header and less than three times of wall thickness of the header.
17. the header according to claim 12 or 13, it is characterised in that the cross-sectional area of the slotted eye with it is adjacent described
The ratio of distance of the slotted eye in the axial direction of the header is between 2~8.
18. header according to claim 17, it is characterised in that the equivalent diameter of the header and the adjacent groove
The ratio of the product of the wall thickness of distance and the header of the hole in the axial direction of the header is between 1.7~5.
19. header according to claim 17, it is characterised in that the equivalent diameter of the header and the header
Wall thickness product and the slotted eye length ratio between 0.9~4.
A kind of 20. heat exchanger, it is characterised in that including：
Header, the header are the header according to any one of claim 12-19；
Multiple heat exchanger tubes, the end of multiple heat exchanger tubes are plugged in multiple slotted eyes of the header respectively.
21. heat exchanger according to claim 20, it is characterised in that described heat exchanger tube is flat tube, the adjacent heat exchange
The ratio of the thickness of distance and the heat exchanger tube of the pipe in the axial direction of the header is between 0.9~4.
22. heat exchanger according to claim 20, it is characterised in that described heat exchanger tube is flat tube, the heat exchanger tube
The ratio of the spacing of cross-sectional area and the adjacent heat exchanger tube is between 2~8.
23. the heat exchanger according to claim 21 or 22, it is characterised in that the equivalent diameter of the header and the collection
The ratio of the width of the product of the wall thickness of flow tube and the heat exchanger tube is between 0.9~4.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611254870 | 2016-12-30 | ||
| CN201621494420 | 2016-12-30 | ||
| CN2016112548707 | 2016-12-30 | ||
| CN2016214944200 | 2016-12-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207113692U true CN207113692U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710576748.XA Pending CN108267042A (en) | 2016-12-30 | 2017-07-14 | Header and with its heat exchanger |
| CN201720861274.9U Active CN207113692U (en) | 2016-12-30 | 2017-07-14 | Header and there is its heat exchanger |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710576748.XA Pending CN108267042A (en) | 2016-12-30 | 2017-07-14 | Header and with its heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267042A (en) * | 2016-12-30 | 2018-07-10 | 杭州三花微通道换热器有限公司 | Header and with its heat exchanger |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020062729A1 (en) * | 2018-09-29 | 2020-04-02 | 珠海格力电器股份有限公司 | Heat exchange assembly, heat exchanger and air conditioning device |
| EP3859263B1 (en) | 2018-09-30 | 2022-04-20 | Zhejiang Sanhua Intelligent Controls Co., Ltd. | Heat exchanger |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691981B (en) * | 2009-07-23 | 2011-12-07 | 三花丹佛斯（杭州）微通道换热器有限公司 | Multi-channel heat exchanger with improved refrigerant fluid distribution uniformity |
| CN103925745B (en) * | 2014-05-06 | 2016-04-06 | 杭州三花微通道换热器有限公司 | Bendable heat exchanger |
| CN204141899U (en) * | 2014-06-17 | 2015-02-04 | 杭州三花微通道换热器有限公司 | For heat exchanger and the Teat pump boiler of Teat pump boiler |
| CN105987541B (en) * | 2015-02-15 | 2019-03-29 | 杭州三花微通道换热器有限公司 | Heat exchanger and Teat pump boiler with the heat exchanger |
| CN108267042A (en) * | 2016-12-30 | 2018-07-10 | 杭州三花微通道换热器有限公司 | Header and with its heat exchanger |
-
2017
- 2017-07-14 CN CN201710576748.XA patent/CN108267042A/en active Pending
- 2017-07-14 CN CN201720861274.9U patent/CN207113692U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108267042A (en) * | 2016-12-30 | 2018-07-10 | 杭州三花微通道换热器有限公司 | Header and with its heat exchanger |
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| Publication number | Publication date |
|---|---|
| CN108267042A (en) | 2018-07-10 |
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