CN219640792U - Heat exchange plate, heat exchanger and gas water heater - Google Patents
Heat exchange plate, heat exchanger and gas water heater Download PDFInfo
- Publication number
- CN219640792U CN219640792U CN202320244071.0U CN202320244071U CN219640792U CN 219640792 U CN219640792 U CN 219640792U CN 202320244071 U CN202320244071 U CN 202320244071U CN 219640792 U CN219640792 U CN 219640792U
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- China
- Prior art keywords
- hole
- heat exchanger
- base plate
- flange
- holes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 18
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 38
- 239000003546 flue gas Substances 0.000 abstract description 38
- 239000007789 gas Substances 0.000 abstract description 12
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Abstract
The utility model discloses a heat exchange plate, a heat exchanger and a gas water heater, wherein the heat exchange plate comprises a base plate, the base plate is provided with at least one row of pipe holes, the base plate is also provided with a first through hole group, a second through hole and a turbulent flow part, the first through hole group is positioned between two adjacent pipe holes and comprises a plurality of first through holes, one side of each first through hole is provided with a first flanging which protrudes axially, at least one second through hole or turbulent flow part is arranged along the circumferential direction of the pipe hole, the diameter of each first through hole is larger than that of each second through hole, each second through hole is provided with a second flanging which protrudes axially, and the turbulent flow part is of an arch structure and protrudes to the side surface of the base plate. According to the heat exchange plate provided by the embodiment of the first aspect of the utility model, the flanging and the turbulent flow part are arranged to form the split flow channel of the flue gas, so that the heat exchange plate is heated uniformly, and the heat exchange efficiency of the heat exchanger is improved.
Description
Technical Field
The utility model relates to the technical field of gas water heaters, in particular to a heat exchange plate, a heat exchanger and a gas water heater.
Background
With the rapid development of national economy and the accelerated coverage of natural gas pipe networks, gas water heaters are increasingly popular as domestic hot water supply modes. Meanwhile, along with the increasing shortage of global energy sources, the development of high-efficiency, energy-saving and environment-friendly gas water heaters has become a common knowledge in the industry.
The gas water heater works in such a way that high-temperature flue gas is generated by the burner, and heat in the flue gas is transferred to water flowing through the heat exchanger by the heat exchanger, so that hot water is generated. Therefore, the heat exchange efficiency of the heat exchanger is one of important technical indexes of the water heater. Most of the heat exchangers on the market at present are provided with a large number of heat exchange plates in the heat exchanger, and the heat is absorbed and transferred through the heat exchange plates arranged in parallel, but each heat exchange plate is heated unevenly, so that the heat exchange efficiency of the heat exchanger is low.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the heat exchange plate, the heat exchanger and the gas water heater, and the flanging and the turbulent flow part are arranged to form a diversion channel of the flue gas, so that the heat exchange plate is heated uniformly, and the heat exchange efficiency of the heat exchanger is improved.
In a second aspect, the utility model also provides a heat exchanger using the heat exchange plate.
In a third aspect, the utility model also provides a gas water heater using the heat exchanger.
According to a first aspect, the present utility model provides a heat exchanger plate, comprising: the base plate, the base plate is provided with at least one row of tube hole, the base plate still is provided with first through-hole group, second through-hole and vortex portion, and two adjacent be provided with between the tube hole first through-hole group, first through-hole group includes a plurality of first through-holes, one side of first through-hole is provided with the bellied first turn-ups of axial, at least one second through-hole or at least one is arranged to the periphery of tube hole the diameter of first through-hole is greater than the second through-hole, the second through-hole is provided with the bellied second turn-ups of axial, the vortex portion is arch structure, and protruding the setting is in the side of base plate.
The heat exchange plate according to the embodiment of the utility model has at least the following beneficial effects:
through set up a plurality of turn-ups and vortex portion on the heat exchanger fin to form the reposition of redundant personnel passageway of high temperature flue gas, can change the flow direction of flue gas, make the flue gas become turbulent flow from laminar flow, turbulent flue gas can be better with the heat exchanger fin contact, thereby make the heat exchanger fin be heated evenly, turn-ups and vortex portion can slow down the velocity of flow of flue gas simultaneously, thereby increase the contact time of flue gas and heat exchanger fin and make the heat exchanger fin be heated evenly, and increase the area of contact of flue gas and heat exchanger fin, thereby increase the heat absorption area of heat exchanger fin, make the heat exchanger fin can be with more heat transfer for the heat exchange tube, and then improve the heat exchange efficiency of heat exchanger.
According to some embodiments of the utility model, the first through hole group includes three first through holes, and the three first through holes are distributed in a triangle shape.
According to some embodiments of the utility model, the base plate is provided with a row of tube holes, four tube holes are arranged, and the first through hole group is arranged between two adjacent tube holes.
According to some embodiments of the utility model, the heat exchanger plate comprises a heat exchanger plate, the heat exchanger plate is parallel to the base plate, two sides of the heat exchanger plate are connected with side plates, and the side plates are connected with the base plate.
According to some embodiments of the utility model, the length direction of the panel forms an angle with the horizontal direction of the base plate.
According to some embodiments of the utility model, the tube hole is provided with a third flanging protruding axially, and one end of the third flanging away from the base plate is uniformly provided with a plurality of radial protruding parts.
According to some embodiments of the utility model, the opposite ends of the base plate are provided with fourth flanges, and the fourth flanges are protruded along the axial direction of the tube hole.
According to some embodiments of the utility model, the first flange, the second flange, the third flange, the fourth flange, and the spoiler are located on the same side of the base plate, and a length of the first flange, the second flange, the third flange, and the spoiler extending along an axial direction of the tube hole is smaller than a length of the fourth flange extending along the axial direction of the tube hole.
According to a second aspect, the heat exchanger provided by the utility model comprises the heat exchange plates and the heat exchange tubes according to any embodiment of the first aspect, wherein a plurality of the heat exchange plates are arranged side by side, and the heat exchange tubes penetrate through the tube holes.
The heat exchanger according to the embodiment of the utility model has at least the following beneficial effects:
through set up a plurality of turn-ups and vortex portion on the heat exchanger fin to form the reposition of redundant personnel passageway of high temperature flue gas, can change the flow direction of flue gas, make the flue gas become turbulent flow from laminar flow, turbulent flue gas can be better with the heat exchanger fin contact, thereby make the heat exchanger fin be heated evenly, turn-ups and vortex portion can slow down the velocity of flow of flue gas simultaneously, thereby increase the contact time of flue gas and heat exchanger fin and make the heat exchanger fin be heated evenly, and increase the area of contact of flue gas and heat exchanger fin, thereby increase the heat absorption area of heat exchanger fin, make the heat exchanger fin can be with more heat transfer for the heat exchange tube, and then improve the heat exchange efficiency of heat exchanger.
In a third aspect, the present utility model provides a gas water heater, including the heat exchanger according to any one of the embodiments of the second aspect.
The gas water heater provided by the embodiment of the utility model has at least the following beneficial effects:
through set up a plurality of turn-ups and vortex portion on the heat exchanger fin to form the reposition of redundant personnel passageway of high temperature flue gas, can change the flow direction of flue gas, make the flue gas become turbulent flow from laminar flow, turbulent flue gas can be better with the heat exchanger fin contact, thereby make the heat exchanger fin be heated evenly, turn-ups and vortex portion can slow down the velocity of flow of flue gas simultaneously, thereby increase the contact time of flue gas and heat exchanger fin and make the heat exchanger fin be heated evenly, and increase the area of contact of flue gas and heat exchanger fin, thereby increase the heat absorption area of heat exchanger fin, make the heat exchanger fin can be with more heat transfer for the heat exchange tube, and then improve the heat exchange efficiency of heat exchanger.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of a heat exchanger plate according to some embodiments of the present utility model;
FIG. 2 is a schematic illustration of the flue gas flow of a heat exchanger plate according to some embodiments of the present utility model;
fig. 3 is a schematic view of a partial structure of a heat exchanger according to some embodiments of the present utility model.
Wherein, the reference numerals:
a substrate 100; tube hole 110; a third flange 111; a first through hole 120; a first flange 121; a second through hole 130; a second flange 131; a spoiler 140; a panel 141; a side plate 142; a fourth flange 150; a fifth flange 160; a third through hole 170;
heat exchange tube 200.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 3, a heat exchanger according to the present utility model includes a base plate 100, the base plate 100 is provided with at least one row of tube holes 110, the base plate 100 is further provided with a first through hole group, a second through hole 130 and a spoiler 140, a first through hole group is disposed between two adjacent tube holes 110, the first through hole group includes a plurality of first through holes 120, one side of the first through holes 120 is provided with a first flange 121 protruding axially, the periphery of the tube holes 110 is provided with at least one second through hole 130 or at least one spoiler 140, the diameter of the first through hole 120 is larger than that of the second through hole 130, the second through hole 130 is provided with a second flange 131 protruding axially, the spoiler 140 is in an arch structure, and the protrusions are disposed on the side of the base plate 100.
As shown by the arrow in fig. 2, it can be understood that the high-temperature flue gas enters the heat exchange plate from the lower part of the heat exchange plate, and the multiple flanges and the turbulent flow parts 140 are arranged on the heat exchange plate, so that a diversion channel of the high-temperature flue gas is formed, the flow direction of the flue gas can be changed, the flue gas is changed into turbulent flow from laminar flow, the turbulent flue gas can be better contacted with the heat exchange plate, so that the heat exchange plate is heated uniformly, meanwhile, the flanges and the turbulent flow parts 140 can slow down the flow speed of the flue gas, so that the contact time of the flue gas and the heat exchange plate is increased, the heat exchange plate is heated uniformly, the contact area of the flue gas and the heat exchange plate is increased, the heat absorption area of the heat exchange plate is increased, the heat exchange plate can transfer more heat to the heat exchange tube 200, and the heat exchange efficiency of the heat exchanger is further improved.
It is understood that the number of the second through holes 130 and the spoiler 140 may be one, two, three or more, and may be determined according to practical situations, which are not particularly limited herein.
Referring to fig. 1 and 2, according to some embodiments of the present utility model, a substrate 100 is provided with a row of holes 110, four holes 110, and a first group of through holes is provided between two adjacent holes 110. Preferably, the first through hole group includes three first through holes 120, and the three first through holes 120 are distributed in a triangle shape, so that the three first through holes 120 can be heated uniformly.
Referring to fig. 1 and 2, according to some embodiments of the present utility model, the spoiler 140 includes a panel 141, the panel 141 is parallel to the base plate 100, both sides of the panel 141 are connected with a side plate 142, the side plate 142 is connected with the base plate 100, and in particular, the spoiler 140 may be manufactured by punching on the base plate 100. Preferably, the length direction of the panel 141 forms an angle with the horizontal direction of the base plate 100, so that the spoiler 140 can better change the smoke from laminar flow to turbulent flow.
Referring to fig. 1 and 2, according to some embodiments of the present utility model, the tube hole 110 is provided with an axially protruding third flange 111, and an end of the third flange 111 remote from the base plate 100 is uniformly provided with a plurality of radial protrusions. Specifically, the third flange 111 is convenient for the installation of the heat exchange tube 200, so that the heat exchange tube 200 is prevented from being installed unstably, and the radial protruding parts can play a supporting role between two adjacent heat exchange plates when the heat exchange plates are arranged side by side through the plurality of radial protruding parts arranged on the third flange 111.
Referring to fig. 1 and 2, according to some embodiments of the present utility model, the opposite ends of the base plate 100 are provided with fourth flanges 150, and the remaining one end of the base plate 100 is further provided with a plurality of fifth flanges 160 at intervals, and each of the fourth flanges 150 and the fifth flanges 160 protrudes in the axial direction of the tube hole 110. Specifically, when the flue gas enters from one end of the base plate 100, the fifth flange 160 is disposed at the other end of the base plate 100, the fourth flange 150 and the fifth flange 160 are located at the same side of the base plate 100, and the length of the fifth flange 160 extending along the axial direction of the tube hole 110 is equal to that of the fourth flange 150 extending along the axial direction of the tube hole 110, so that the fourth flange 150 and the fifth flange 160 can play a supporting role between two adjacent heat exchange sheets when the heat exchange sheets are arranged side by side, meanwhile, the fourth flange 150 can avoid the flue gas flowing out from two opposite ends of the base plate 100 when flowing, and the plurality of fifth flanges 160 disposed at intervals can delay the flowing speed of the flue gas, so that the heat exchange sheets are heated uniformly.
Further, the first flange 121, the second flange 131, the third flange 111, the fourth flange 150, the fifth flange 160, and the spoiler 140 are located on the same side of the base plate 100, and the lengths of the first flange 121, the second flange 131, the third flange 111, and the spoiler 140 extending in the axial direction of the tube hole 110 are smaller than the lengths of the fourth flange 150 extending in the axial direction of the tube hole 110. Specifically, when a plurality of heat exchange plates are arranged side by side, between two adjacent heat exchange plates, the fourth flange 150 and the fifth flange 160 of one heat exchange plate can directly abut against the other heat exchange plate and play a supporting role, and the first flange 121, the second flange 131, the third flange 111 and the turbulence part 140 of the heat exchange plate do not directly abut against the other heat exchange plate, but leave a certain gap and form a split flow channel of flue gas between the two heat exchange plates, thereby reducing contact between the two heat exchange plates and avoiding deformation caused by mutual extrusion of the two heat exchange plates when external force is applied.
Referring to fig. 1 and 2, according to some embodiments of the present utility model, the base plate 100 is further provided with a plurality of third through holes 170 arranged side by side, specifically, when a plurality of heat exchange plates are arranged side by side, they may be fixedly connected by welding, and bar stock for connecting the plurality of heat exchange plates may be simultaneously inserted into the third through holes 170 of all heat exchange plates, and the bar stock may be fixedly connected with each third through hole 170 by welding.
Preferably, in an embodiment, the base plate 100 is provided with a row of holes 110, four holes 110 are provided, a first through hole group is provided between two adjacent holes 110, the first through hole group includes three first through holes 120, the three first through holes 120 are distributed in a triangle shape, two turbulence parts 140 are provided above the two holes 110 located in the middle of the base plate 100, the two turbulence parts 140 are arranged in an "eight" shape, and a third through hole 170 is provided between the two turbulence parts 140; two second through holes 130 are arranged above the other two pipe holes 110, and a third through hole 170 is arranged between the two second through holes 130.
In the embodiment of the present utility model, the connecting member may be a clip or a plate with other shapes, and the connecting manner may be a fastening manner, a screw fixing manner, or a welding manner, which will not be described herein.
Referring to fig. 3, a heat exchanger according to the present utility model includes heat exchange fins and heat exchange tubes 200 according to any of the embodiments described above, a plurality of the heat exchange fins are arranged side by side, and the heat exchange tubes 200 are disposed through the tube holes 110.
The heat exchanger according to any one of the embodiments of the present utility model has the same beneficial effects as the gas water heater adopts all the technical solutions described above, and will not be described herein.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (10)
1. A heat exchanger plate, comprising:
the base plate, the base plate is provided with at least one row of tube hole, the base plate still is provided with first through-hole group, second through-hole and vortex portion, and two adjacent be provided with between the tube hole first through-hole group, first through-hole group includes a plurality of first through-holes, one side of first through-hole is provided with the bellied first turn-ups of axial, at least one second through-hole or at least one is arranged to the periphery of tube hole the diameter of first through-hole is greater than the second through-hole, the second through-hole is provided with the bellied second turn-ups of axial, the vortex portion is arch structure, and protruding the setting is in the side of base plate.
2. The heat exchanger plate according to claim 1, wherein the first through-hole group includes three of the first through-holes, the three first through-holes being distributed in a triangle shape.
3. A heat exchanger plate according to claim 2, wherein the base plate is provided with a row of said tube holes, four of said tube holes, and the first set of through holes is provided between two adjacent tube holes.
4. The heat exchanger plate of claim 1, wherein the spoiler comprises a panel parallel to the base plate, and side plates are connected to both sides of the panel, and the side plates are connected to the base plate.
5. The heat exchanger plate of claim 4, wherein the length direction of the face plate is angled with respect to the horizontal direction of the base plate.
6. The heat exchange plate according to claim 1, wherein the tube hole is provided with an axially protruding third flange, and a plurality of radial protrusions are uniformly provided at an end of the third flange remote from the base plate.
7. The heat exchanger plate of claim 6, wherein the opposite ends of the base plate are provided with fourth flanges projecting axially from the tube bore.
8. The heat exchanger of claim 7, wherein the first flange, the second flange, the third flange, the fourth flange, and the spoiler are located on the same side of the base plate, and a length of the first flange, the second flange, the third flange, and the spoiler extending in an axial direction of the tube hole is smaller than a length of the fourth flange extending in the axial direction of the tube hole.
9. A heat exchanger comprising a plurality of heat exchanger plates according to any one of claims 1 to 8 and heat exchanger tubes, a plurality of said heat exchanger plates being arranged side by side, said heat exchanger tubes being disposed through said tube holes.
10. A gas water heater comprising a heat exchanger as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320244071.0U CN219640792U (en) | 2023-02-15 | 2023-02-15 | Heat exchange plate, heat exchanger and gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320244071.0U CN219640792U (en) | 2023-02-15 | 2023-02-15 | Heat exchange plate, heat exchanger and gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219640792U true CN219640792U (en) | 2023-09-05 |
Family
ID=87815360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320244071.0U Active CN219640792U (en) | 2023-02-15 | 2023-02-15 | Heat exchange plate, heat exchanger and gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219640792U (en) |
-
2023
- 2023-02-15 CN CN202320244071.0U patent/CN219640792U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |