CN204630176U - Parallel-flow heat exchanger and there is the air-conditioner of this parallel-flow heat exchanger - Google Patents
Parallel-flow heat exchanger and there is the air-conditioner of this parallel-flow heat exchanger Download PDFInfo
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- CN204630176U CN204630176U CN201520271899.0U CN201520271899U CN204630176U CN 204630176 U CN204630176 U CN 204630176U CN 201520271899 U CN201520271899 U CN 201520271899U CN 204630176 U CN204630176 U CN 204630176U
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Abstract
The utility model discloses a kind of parallel-flow heat exchanger and there is its air-conditioner.This parallel-flow heat exchanger comprises: upper collector tube, lower collector tube, multiple heat exchanger tube, two inlet tubes and outlet, two spaced first dividing plates on the length direction of upper collector tube are provided with in upper collector tube, each first dividing plate is provided with through hole, two spaced second partitions are provided with lower collector tube to be separated into three mutual disconnected chambers in lower collector tube, three chambers comprise the entrance chamber being positioned at both sides and the outlet chamber being positioned at centre, in the vertical direction, two second partitions are just arranged two the first dividing plates respectively, each heat exchanger tube is communicated with lower collector tube with upper collector tube respectively, two inlet tubes respectively with two entrance chamber, outlet is communicated with outlet chamber.According to parallel-flow heat exchanger of the present utility model, have that upper and lower air-out has a narrow range of temperature, take up room the advantage such as little, improve users'comfort, and significantly reduce production cost.
Description
Technical field
The utility model relates to field of heat exchange, particularly relates to a kind of parallel-flow heat exchanger and has the air-conditioner of this parallel-flow heat exchanger.
Background technology
Single parallel-flow heat exchanger in correlation technique is generally refrigerant and enters from lower collector tube, then in multiple heat exchanger tube, after heat radiation, enter collector tube flow out, this kind of structure has obvious defect, in upper and lower heat exchanger tube, the temperature difference of refrigerant can be larger, the leaving air temp difference that heat exchange can be caused later also can be larger, Consumer's Experience and comfortableness poor; The structure of bottom in and top out also has a defect to be that input and output pipe passes in and out from the side of parallel-flow heat exchanger, parallel-flow heat exchanger can be caused can not to put middle installation, therefore left and right heat exchanger tube there will be bias current situation, input and output pipe also can cause the installation dimension of width to increase in side, be unfavorable for saving installing space, add production cost.
Utility model content
The utility model is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, an object of the present utility model is to propose a kind of parallel-flow heat exchanger, and this parallel-flow heat exchanger has upper and lower air-out and has a narrow range of temperature, takies the advantages such as installing space is little.
The utility model also proposed a kind of air-conditioner with above-mentioned parallel-flow heat exchanger.
According to parallel-flow heat exchanger of the present utility model, comprising: upper collector tube, spaced first dividing plate on the length direction being provided with two collector tubes on described in described upper collector tube, each described first dividing plate is provided with through hole; Lower collector tube, two spaced second partitions are provided with so that described lower collector tube is separated into three mutual disconnected chambers in described lower collector tube, described three chambers comprise the entrance chamber being positioned at both sides and the outlet chamber being positioned at centre, in the vertical direction, described two second partitions are just arranged described two the first dividing plates respectively; Multiple heat exchanger tube, each described heat exchanger tube is communicated with described lower collector tube with described upper collector tube respectively; Two inlet tubes, described two inlet tubes respectively with described two entrance chamber; Outlet, described outlet is communicated with described outlet chamber.
According to parallel-flow heat exchanger of the present utility model, have upper and lower leaving air temp evenly, take up room the advantage such as little, improve users'comfort, and significantly reduce production cost.
Particularly, the quantity of corresponding with described outlet chamber described heat exchanger tube is greater than the quantity of described heat exchanger tube corresponding to each described entrance chamber.
Further, the quantity of the heat exchanger tube that described two entrance chambers are corresponding is identical.
Further, each described through hole is positioned at the top of the central axis of described upper collector tube.
Particularly, each described first dividing plate is provided with multiple described through hole.
Further, described parallel-flow heat exchanger, also comprises three-way pipe, and wherein two mouths of pipe of described three-way pipe are connected with described two inlet tubes respectively.
Particularly, described three-way pipe is " Y " shape three-way pipe or "T"-shaped three-way pipe.
Further, the perisporium being positioned at the part of described lower collector tube of each described inlet tube is provided with multiple spurt hole.
Particularly, each described spurt hole is configured to the central axis that jet direction is parallel to described lower collector tube.
In addition, the utility model also proposed a kind of air-conditioner, and it comprises above-mentioned parallel-flow heat exchanger.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the parallel-flow heat exchanger according to the utility model embodiment;
Fig. 2 is the A portion enlarged diagram that Fig. 1 centre circle shows;
Fig. 3 is the structural representation according to the first dividing plate in the parallel-flow heat exchanger of the utility model embodiment;
Fig. 4 is the schematic diagram being arranged on upper collector tube according to the first dividing plate in the parallel-flow heat exchanger of the utility model embodiment.
Reference numeral:
Parallel-flow heat exchanger 100;
Upper collector tube 1; First left clapboard 11a; First right clapboard 11b; Through hole 12;
Lower collector tube 2; Second left clapboard 21a; Second right clapboard 21b; Left entry chamber 22a; Right entry chamber 22b; Outlet chamber 23;
Heat exchanger tube 3;
Left entry pipe 4a; Right entry pipe 4b; Spurt hole 41;
Outlet 5;
Three-way pipe 6;
Feed tube 7;
Fin 8.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
Referring to Fig. 1-Fig. 4, the parallel-flow heat exchanger 100 according to the utility model embodiment is described, this parallel-flow heat exchanger 100 can be used in air-conditioner, wherein when parallel-flow heat exchanger 100 is assembled in air-conditioner, parallel-flow heat exchanger 100 can vertically be placed also can slant setting.
As shown in Figure 1, comprise according to the parallel-flow heat exchanger 100 of the utility model embodiment: upper collector tube 1, lower collector tube 2, multiple heat exchanger tube 3, two inlet tubes and outlet 5.
Particularly, two (left and right directions as shown in Figure 1) spaced first dividing plates on the length direction of upper collector tube 1 are provided with in upper collector tube 1, each first dividing plate is provided with through hole 12, with reference to figure 1, shown in Fig. 3 and Fig. 4, the first left clapboard 11a and the first right clapboard 11b can be provided with in upper collector tube 1, first left clapboard 11a and the first right clapboard 11b sets gradually on direction from left to right, first left clapboard 11a and the first right clapboard 11b has through hole 12, through hole 12 can be configured to circular hole, also the hole of other shapes can be configured to, to make the chamber all conductings in upper collector tube 1, be convenient to the uniform divided flows again of refrigerant.Be understandable that, the first left clapboard 11a and the first right clapboard 11b can for having the first dividing plate of same configuration here.
Be provided with two spaced second partitions in lower collector tube 2 so that lower collector tube 2 is separated into three mutual disconnected chambers, three chambers comprise the entrance chamber being positioned at both sides and the outlet chamber 23 being positioned at centre.Shown in figure 1, the second left clapboard 21a and the second right clapboard 21b can be provided with in lower collector tube 2, thus lower collector tube 2 is separated into left entry chamber 22a, right entry chamber 22b and outlet chamber 23, left entry chamber 22a, right entry chamber 22b are not communicated with mutually with outlet chamber 23, that is, the refrigerant in left entry chamber 22a, right entry chamber 22b and outlet chamber 23 can not directly circulate mutually.
Shown in figure 1, in the vertical direction, two second partitions are just arranged two the first dividing plates respectively, and that is, the first left clapboard 11a and the second left clapboard 21a is just right up and down, and the first right clapboard 11b and the second right clapboard 21b is just right up and down.
Shown in figure 1, each heat exchanger tube 3 is communicated with lower collector tube 2 with upper collector tube 1 respectively, two inlet tubes respectively with two entrance chamber, outlet 5 is communicated with outlet chamber 23.
Specifically, as shown in fig. 1, left entry pipe 4a is communicated with left entry chamber 22a, right entry pipe 4b is communicated with right entry chamber 22b, like this, first refrigerant enters left entry chamber 22a and right entry chamber 22b respectively by left entry pipe 4a and right entry pipe 4b, due to the stop of the second left clapboard 21a and the second right clapboard 21b, refrigerant can enter corresponding heat exchanger tube 3 from left entry chamber 22a and right entry chamber 22b respectively, and refrigerant can carry out the heat exchange of first stage in the heat exchanger tube 3 of left part and right part.Preferably, shown in figure 2, multiple fin 8 can be provided with between two adjacent heat exchanger tubes 3, thus the heat exchange efficiency of each heat exchanger tube 3 can be improved, and then improve the operating efficiency of parallel-flow heat exchanger 100.
Upper collector tube 1 is entered from the heat exchanger tube 3 that left entry chamber 22a and right entry chamber 22b is corresponding by the refrigerant after first stage heat exchange, refrigerant uniform divided flows again after being converged in the middle part cavity of upper collector tube 1 by the through hole 12 of the first left clapboard 11a and the first right clapboard 11b, the heat exchanger tube 3 entering zone line carries out the laggard inlet/outlet chamber 23 of heat exchange of second stage, flows out finally by outlet 5.
Therefore, by two inlet tubes respectively with two entrance chamber, outlet 5 is communicated with outlet chamber 23, shown in figure 1, left entry pipe 4a is communicated with left entry chamber 22a, right entry pipe 4b is communicated with right entry chamber 22b, outlet 5 is communicated with outlet chamber 23, that is, left entry pipe 4a, right entry pipe 4b and outlet 5 are all arranged on lower collector tube 2, make the heat exchanger tube 3 upper and lower heat exchange of parallel-flow heat exchanger 100 even on the one hand, thus leaving air temp difference is less up and down, improve Consumer's Experience and comfortableness, parallel-flow heat exchanger 100 can be installed in air conditioner built-in on the other hand, installation dimension reduces, effectively reduce installing space, reduce production cost.
According to the parallel-flow heat exchanger 100 of the utility model embodiment, have that upper and lower air-out has a narrow range of temperature, take up room the advantage such as little, improve users'comfort, and significantly reduce production cost.
According to embodiments more of the present utility model, the quantity of the heat exchanger tube 3 corresponding with outlet chamber 23 is greater than the quantity of heat exchanger tube 3 corresponding to each entrance chamber.With reference in the example shown in figure 1, the quantity of the heat exchanger tube 3 that left entry chamber 22a and right entry chamber 22b is corresponding is all less than the quantity of the heat exchanger tube 3 of outlet chamber 23 correspondence respectively, thus can ensure that refrigerant at the uniform velocity stably flows on the one hand, the leaving air temp that can reduce parallel-flow heat exchanger 100 upper and lower on the other hand is further poor.
Shown in figure 1, the quantity of the heat exchanger tube 3 that two entrance chambers are corresponding is identical, that is, the quantity of the heat exchanger tube 3 that the quantity of the heat exchanger tube 3 that left entry chamber 22a is corresponding is corresponding with right entry chamber 22b is identical, like this, left-right parts heat exchanger tube 3 can be avoided to occur the situation of bias current on the one hand, after the refrigerant entering collector tube 1 can being made further to converge better on the other hand, uniform divided flows enters central region heat exchanger tube 3 again.
Shown in figure 3 and Fig. 4, each through hole 12 is positioned at the top of the central axis of collector tube 1, that is, each through hole 12 is positioned at the first half of the first dividing plate, specifically, by the refrigerant after first stage heat exchange from the heat exchanger tube 3 that can not enter zone line after the heat exchanger tube 3 that left entry chamber 22a and right entry chamber 22b is corresponding enters upper collector tube 1 at once, but lived by the lower part backstop of through hole 12 that do not have of the first left clapboard 11a and the first right clapboard 11b, along with the gathering of refrigerant, when refrigerant reaches through hole 12 position of the first left clapboard 11a and the first right clapboard 11b time, will to be converged in the middle part cavity of upper collector tube 1 by the first left clapboard 11a and the first right clapboard 11b and uniform divided flows enters the heat exchanger tube 3 of zone line again.It can thus be appreciated that, by through hole 12 being arranged on the top of the central axis of upper collector tube 1, refrigerant can being made better to converge in the middle part cavity of upper collector tube 1 and to carry out uniform divided flows again.
Further, shown in figure 3 and Fig. 4, each first dividing plate is provided with multiple through hole 12, that is, first left clapboard 11a and the first right clapboard 11b can be provided with multiple through hole 12, thus the circulation of refrigerant and the stability of flow velocity can be improved, refrigerant is avoided to cause delay by during the first dividing plate, the quantity of multiple through hole 12 according to the actual requirements, can be that odd number also can for even number, further, by reasonably arranging quantity and the shape of multiple through hole 12, also the noise of liquid refrigerants can effectively be eliminated, effectively reduce noise when parallel-flow heat exchanger 100 works.
Parallel-flow heat exchanger 100 according to the utility model embodiment also comprises three-way pipe 6, wherein two mouths of pipe of three-way pipe 6 are connected with two inlet tubes respectively, shown in figure 1, wherein two mouths of pipe of three-way pipe 6 are connected with right entry pipe 4b with left entry pipe 4a respectively, the another one mouth of pipe is connected with feed tube 7, like this, refrigerant by after the collecting of three-way pipe 6, can enter in left entry chamber 22a and right entry chamber 22b respectively by left entry pipe 4a and right entry pipe 4b uniformly and stably.
Further, three-way pipe 6 can be " Y " shape three-way pipe or "T"-shaped three-way pipe, thus effectively can change the flow direction of refrigerant, ensures the stable of refrigerant flow rate, is convenient to the connection between pipeline.It should be noted that, three-way pipe 6 also can be configured to other shapes, as long as meet and there are an inlet tube and two outlets, two outlets are for connecting left entry pipe 4a and right entry pipe 4b, an inlet tube, for connecting feed tube 7, collects rear inflow parallel-flow heat exchanger 100 with what meet refrigerant.
According to embodiments more of the present utility model, the perisporium of the part under being positioned at of inlet tube in collector tube 2 is provided with multiple spurt hole 41, shown in figure 1, the perisporium of the part of the top of left entry pipe 4a and right entry pipe 4b all can be provided with multiple spurt hole 41, thus the refrigerant in left entry pipe 4a and right entry pipe 4b can be made more uniformly to be ejected in left entry chamber 22a and right entry chamber 22b.
Further, each spurt hole 41 is configured to the central axis that jet direction is parallel to lower collector tube 2, like this, the refrigerant meeting that left entry pipe 4a and right entry pipe 4b is ejected evenly, the pressure loss is little, thus improves the operating efficiency of parallel-flow heat exchanger 100.
In addition, the utility model also proposed a kind of air-conditioner, and it comprises above-mentioned parallel-flow heat exchanger 100.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (10)
1. a parallel-flow heat exchanger, is characterized in that, comprising:
Upper collector tube, spaced first dividing plate on the length direction being provided with two collector tubes on described in described upper collector tube, each described first dividing plate is provided with through hole;
Lower collector tube, two spaced second partitions are provided with so that described lower collector tube is separated into three mutual disconnected chambers in described lower collector tube, described three chambers comprise the entrance chamber being positioned at both sides and the outlet chamber being positioned at centre, in the vertical direction, described two second partitions are just arranged described two the first dividing plates respectively;
Multiple heat exchanger tube, each described heat exchanger tube is communicated with described lower collector tube with described upper collector tube respectively;
Two inlet tubes, described two inlet tubes respectively with described two entrance chamber;
Outlet, described outlet is communicated with described outlet chamber.
2. parallel-flow heat exchanger according to claim 1, is characterized in that, the quantity of the described heat exchanger tube corresponding with described outlet chamber is greater than the quantity of described heat exchanger tube corresponding to each described entrance chamber.
3. parallel-flow heat exchanger according to claim 1, is characterized in that, the quantity of the heat exchanger tube that described two entrance chambers are corresponding is identical.
4. parallel-flow heat exchanger according to claim 1, is characterized in that, each described through hole is positioned at the top of the central axis of described upper collector tube.
5. the parallel-flow heat exchanger according to any one of claim 1-4, is characterized in that, each described first dividing plate is provided with multiple described through hole.
6. parallel-flow heat exchanger according to claim 1, is characterized in that, also comprises three-way pipe, and wherein two mouths of pipe of described three-way pipe are connected with described two inlet tubes respectively.
7. parallel-flow heat exchanger according to claim 6, is characterized in that, described three-way pipe is " Y " shape three-way pipe or "T"-shaped three-way pipe.
8. parallel-flow heat exchanger according to claim 1, is characterized in that, the perisporium being positioned at the part of described lower collector tube of each described inlet tube is provided with multiple spurt hole.
9. parallel-flow heat exchanger according to claim 8, is characterized in that, each described spurt hole is configured to the central axis that jet direction is parallel to described lower collector tube.
10. an air-conditioner, is characterized in that, comprises the parallel-flow heat exchanger according to any one of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271899.0U CN204630176U (en) | 2015-04-29 | 2015-04-29 | Parallel-flow heat exchanger and there is the air-conditioner of this parallel-flow heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271899.0U CN204630176U (en) | 2015-04-29 | 2015-04-29 | Parallel-flow heat exchanger and there is the air-conditioner of this parallel-flow heat exchanger |
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| CN204630176U true CN204630176U (en) | 2015-09-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848601A (en) * | 2015-04-29 | 2015-08-19 | 广东美的制冷设备有限公司 | Parallel flow heat exchanger and air conditioner having the same |
| CN111956059A (en) * | 2020-07-08 | 2020-11-20 | 李纪文 | Multifunctional food material processing equipment |
-
2015
- 2015-04-29 CN CN201520271899.0U patent/CN204630176U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848601A (en) * | 2015-04-29 | 2015-08-19 | 广东美的制冷设备有限公司 | Parallel flow heat exchanger and air conditioner having the same |
| CN111956059A (en) * | 2020-07-08 | 2020-11-20 | 李纪文 | Multifunctional food material processing equipment |
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