CN217357582U - Heat exchanger and gas water heater - Google Patents
Heat exchanger and gas water heater Download PDFInfo
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- CN217357582U CN217357582U CN202221285629.1U CN202221285629U CN217357582U CN 217357582 U CN217357582 U CN 217357582U CN 202221285629 U CN202221285629 U CN 202221285629U CN 217357582 U CN217357582 U CN 217357582U
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- heat exchange
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- 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]
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Abstract
The utility model provides a heat exchanger and gas heater, heat exchanger includes casing, heat transfer device and a plurality of vortex device. The heat exchange device is arranged in the shell and comprises a plurality of heat exchange tubes; the heat exchange tube is characterized by comprising a plurality of turbulence devices, wherein the turbulence devices are arranged in the heat exchange tube and comprise connecting pieces and turbulence pieces, the connecting pieces are connected with the heat exchange tube in a sliding mode, the turbulence pieces are arranged on the connecting pieces, the material of the turbulence pieces is memory alloy, and the turbulence pieces are used for turbulence entering cold water of the heat exchange tube and can change the length automatically regulated according to the water temperature. The utility model discloses in, the vortex device can change automatically regulated length according to the temperature to change the vortex degree, and then can be according to the nimble heat transfer effect that changes of temperature, promote user's use and experience.
Description
Technical Field
The utility model relates to a gas heater field, in particular to heat exchanger and gas heater.
Background
The water heater is used as an essential electric appliance in modern families, brings great convenience to the life of people, and particularly, the gas water heater is widely applied due to the advantages of high heat efficiency, high heating speed, instant heating and the like.
The shape of the turbulence piece used in the heat exchange tube of the existing heat exchanger is fixed, the turbulence piece cannot be flexibly adjusted according to the water temperature, the turbulence piece is generally tightly attached to the inner wall of the heat exchange tube, the turbulence effect is constant, and the user experience is poor.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the shape of the vortex piece of using in order to overcome prior art heat exchanger's the heat exchange tube is fixed, can't adjust according to the temperature is nimble, and its inner wall installation of hugging closely the heat exchange tube generally, the vortex effect is invariable, and user experience is poor defect provides a heat exchanger and gas heater.
The utility model discloses an above-mentioned technical problem is solved through following technical scheme:
a heat exchanger, the heat exchanger comprising:
a housing;
the heat exchange device is arranged in the shell and comprises a plurality of heat exchange tubes;
the heat exchange tube is characterized by comprising a plurality of turbulence devices, wherein the turbulence devices are arranged in the heat exchange tube and comprise connecting pieces and turbulence pieces, the connecting pieces are connected with the heat exchange tube in a sliding mode, the turbulence pieces are arranged on the connecting pieces, the material of the turbulence pieces is memory alloy, and the turbulence pieces are used for turbulence entering cold water of the heat exchange tube and can change the length automatically regulated according to the water temperature.
In this scheme, adopt above-mentioned structural style, the vortex device can change automatically regulated length according to the temperature to change the vortex degree, and then can change the heat transfer effect according to the temperature is nimble, promote user's use and experience.
Preferably, the connector comprises:
the first connecting piece comprises a first frame and a first water flow channel, the first frame is connected with the heat exchange tube in a sliding mode, and the first water flow channel is used for water flow passing before turbulent flow;
the second connecting piece, the second connecting piece includes second frame and second rivers passageway, the second frame with heat exchange tube sliding connection, second rivers passageway is used for the rivers after the vortex to pass through.
In this scheme, adopt above-mentioned structural style, can guarantee that the vortex device stably realizes the change of length in the heat transfer pipe, and can guarantee that rivers can flow through the vortex device smoothly and can not cause the hindrance to rivers.
Preferably, the spoiler is a memory alloy spring, and the spoiler is disposed between the first frame and the second frame.
In this scheme, the vortex piece adopts the memory alloy spring, and simple structure is reliable and the vortex is effectual.
Preferably, the first frame comprises a first circular frame and a first cross frame, the first cross frame being disposed within the first circular frame;
the second frame includes a second circular frame and a second cross frame, the second cross frame being disposed within the second circular frame.
In this scheme, adopt above-mentioned structural style, can further guarantee to realize first connecting piece and second connecting piece and heat exchange tube realization sliding connection, and guaranteed that first connecting piece and second connecting piece can not cause to block rivers.
Preferably, the heat exchange device further comprises:
the first blocking pieces are arranged on the inner side wall of the water inlet of the heat exchange pipe;
the second blocking pieces are arranged on the inner side wall of the water outlet of the heat exchange pipe;
the first blocking piece and the second blocking piece are used for limiting the flow disturbing device in the heat exchange pipe.
In this scheme, adopt above-mentioned structural style, can be with the vortex device restriction in the heat transfer pipe, prevent that the vortex device from being washed out by rivers.
Preferably, the first blocking piece and the second blocking piece comprise a first blocking piece and a second blocking piece, and the first blocking piece and the second blocking piece are symmetrically arranged on the inner side wall of the heat exchange tube.
In this scheme, adopt above-mentioned structural style, can further ensure that the vortex device can not flow out to the heat transfer outside of the pipe.
Preferably, the heat exchange tube is the return bend, the return bend includes U type turn and straight section, U type turn is located the casing outside, straight section is located in the casing.
In this scheme, adopt above-mentioned structural style, can make the abundant vortex of being disturbed flow of the vortex device of the water that flows into in the heat transfer pipe.
Preferably, the number of the heat exchange tubes is 5.
In the scheme, the 5 heat exchange tubes can ensure that the heat exchanger can exert good heat exchange effect.
Preferably, the heat exchange device further comprises a plurality of heat exchange fins, and the heat exchange fins are arranged on the outer side of the heat exchange tube.
In this scheme, adopt above-mentioned structural style, can further guarantee that heat exchanger demonstrates good heat transfer effect.
A gas water heater comprises the heat exchanger.
The utility model discloses an actively advance the effect and lie in: the utility model discloses a heat exchanger, its vortex device can change automatically regulated length according to the temperature to change the vortex degree, and then can change the heat transfer effect according to the temperature is nimble, promote user's use and experience.
Drawings
Fig. 1 is a schematic structural view of a flow disturbing device of a heat exchanger according to a preferred embodiment of the present invention.
Fig. 2 is a schematic partial structure diagram of a first connecting member of a spoiler apparatus according to a preferred embodiment of the present invention.
Fig. 3 is a schematic partial structural view of a second connecting member of a flow disturbing device according to a preferred embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a heat exchange tube of a heat exchanger according to a preferred embodiment of the present invention.
Fig. 5 is a schematic partial structural view of a heat exchange tube according to a preferred embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a heat exchanger according to a preferred embodiment of the present invention.
Description of reference numerals:
Flow disturbing device 3
First connecting member 31
The first water flow passage 312
Second connecting member 32
Second circular frame 3211
Second water flow channel 322
Flow disturbing member 33
First stopper 4
Detailed Description
The present invention will be more clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1 to 6, the present embodiment provides a heat exchanger 100, and the heat exchanger 100 includes a housing 1, a heat exchanging device 2, and a plurality of flow disturbing devices 3. The heat exchange device 2 is arranged at the upper half part in the shell 1, the heat exchange device 2 comprises five heat exchange tubes 21, the heat exchange tubes 21 are bent tubes, each bent tube comprises a U-shaped bent section and a straight section, the U-shaped bent section is arranged at the outer side of the shell 1, and the straight section is arranged in the shell 1 (understood by referring to fig. 4 and 1); the heat exchange device 2 further comprises a plurality of heat exchange fins 22, and the heat exchange fins 22 are arranged on the outer side of the heat exchange tube 21 to ensure that the heat exchanger 100 can exert a good heat exchange effect.
As shown in fig. 1 to 5, the turbulent device 3 is disposed in the heat exchange tube 21, the turbulent device 3 includes a pair of connectors and a plurality of turbulent members 33, the pair of connectors is slidably connected to the heat exchange tube 21, the turbulent members 33 are disposed between the pair of connectors, the turbulent members 33 are made of memory alloy, and the turbulent members 33 are used for disturbing cold water entering the heat exchange tube 21 and can automatically adjust the length according to the change of the water temperature.
In the embodiment, the memory alloy can realize the deformation effect according to the change of the water temperature, the turbulent flow member 33 made of the memory alloy is in the extension state when the water temperature is low, and the turbulent flow member 33 made of the memory alloy is in the contraction state when the water temperature is high; when the external environment is winter, the water inlet temperature is generally lower and is below 5 ℃, the turbulence member 33 made of the memory alloy is in the longest state, the turbulence effect is best, the maximum heat exchange efficiency is further achieved, the risk of 'gas shortage' possibly exists in winter, the risk of burning the temperature which cannot be set possibly exists, the maximum temperature rise under the current air pressure condition can be achieved in the state, and the use experience in winter is improved; when the external environment is summer, the temperature of the inlet water is generally higher, more than 20 ℃, even 30 ℃, the turbulence member 33 made of the memory alloy is in a shorter state, the turbulence effect is poorer, the heat exchange efficiency can be automatically reduced, the minimum temperature rise is reduced as much as possible, and the use experience in summer is improved; the working principle under the condition of large environment is adopted, in the normal combustion process, the water temperature in the heat exchange tube 21 is in a state of being slowly heated from a cold state and then in a balanced state, the turbulent flow piece 33 made of the memory alloy is slowly shortened from a longer state, the heat exchange efficiency is the trend of being slowly reduced from the maximum, in the whole heating process, the temperature rising speed can be slowly reduced from the fastest speed, the effect of fine adjustment of the temperature can be achieved, and when the temperature is quickly reached to a set temperature, the temperature is accurately adjusted. And then can change the heat transfer effect, promote user's use and experience.
As shown in fig. 1 to 3, the connecting member includes a first connecting member 31 and a second connecting member 32.
The first connection member 31 includes a first frame 311 and a first water flow channel 312, the first frame 311 is slidably connected with the heat exchange pipe 21, and the first water flow channel 312 is used for water flow before turbulent flow, wherein the first frame 311 includes a first circular frame 3111 and a first cross-shaped frame 3112, and the first cross-shaped frame 3112 is disposed in the first circular frame 3111, however, it should be understood by those skilled in the art that the specific structure of the first frame 311 is not limited to the combination of the circular frame and the cross-shaped frame, and other structural combinations are possible as required for the functions.
The second connector 32 includes a second frame 321 and a second water flow channel 322, the second frame 321 is slidably connected to the heat exchange pipe 21, and the second water flow channel 322 is used for the water flow after the turbulent flow passes through. The second frame 321 includes a second circular frame 3211 and a second cross-shaped frame 3212, and the second cross-shaped frame 3212 is disposed in the second circular frame 3211. Of course, it should be understood by those skilled in the art that the specific structure of the second frame 321 is not limited to the combination of the circular frame and the plus cross frame, and other structural combinations are possible to satisfy the functional requirements.
In this embodiment, the shapes of the first round rack 3111 and the second round rack 3211 are matched with the pipe cross-section of the heat exchange pipe 21, so as to ensure that the first connecting piece 31 and the second connecting piece 32 smoothly realize sliding connection with the heat exchange pipe 21, the first cross-shaped rack 3112 is matched with the first round rack 3111 to form the first water flow channel 312, the first water flow channel 312 is used for water flow passing before turbulent flow, and the second water flow channel 322 is formed by matching the second cross-shaped rack 3212 with the second round rack 3211, and the second water flow channel 322 is used for water flow passing after turbulent flow, so as to ensure that the first connecting piece 31 and the second connecting piece 32 cannot block water flow.
As shown in fig. 1-3, the spoiler 33 is a memory alloy spring, the spoiler 33 is disposed between the first frame 311 and the second frame 321, specifically, five spoiler 33 are provided in the present embodiment, wherein four spoiler 33 are uniformly distributed along the circumference of the first circular frame 3111, and one spoiler is disposed at the center of the first cross frame 3112 and extends to be connected to the second circular frame 3211 and the symmetrical position of the second cross frame 3212. Of course, in other embodiments, the spoiler 33 may also adopt other members capable of playing a role of spoiler, and the number is not limited to five.
In this embodiment, the spoiler 33 is a memory alloy spring, which has a simple and reliable structure and a good spoiler effect.
As shown in fig. 5, the heat exchanging device 2 further includes a plurality of first blocking members and a plurality of second blocking members.
The first blocking piece is arranged on the inner side wall of the water inlet of the heat exchange pipe 21; the first blocking member includes a first blocking piece 4 and a second blocking piece 5, and the first blocking piece 4 and the second blocking piece 5 are symmetrically disposed on the inner side wall of the heat exchange pipe 21.
The second barrier is arranged on the inner side wall of the water outlet of the heat exchange tube 21; the second blocking member includes a first blocking piece 4 and a second blocking piece 5, and the first blocking piece 4 and the second blocking piece 5 are symmetrically disposed on the inner side wall of the heat exchange pipe 21.
The first and second blocking members serve to confine the flow perturbation means 3 within the heat exchange tube 21.
In the present embodiment, the flow disturbance device 3 can be confined inside the heat exchange pipe 21, and the flow disturbance device 3 is prevented from being washed out by the water flow. In this embodiment, the first stopper 4 and the second stopper 5 are in a rectangular parallelepiped shape, but may be in a pyramidal shape, a cylindrical shape, or the like in other embodiments.
The present embodiment also provides a gas water heater, which includes the heat exchanger 100 described above.
Although specific embodiments of the present invention have been described above, it will be understood by those skilled in the art that this is by way of example only and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and the principles of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. A heat exchanger, characterized in that the heat exchanger comprises:
a housing;
the heat exchange device is arranged in the shell and comprises a plurality of heat exchange tubes;
the heat exchange tube is characterized by comprising a plurality of turbulence devices, wherein the turbulence devices are arranged in the heat exchange tube and comprise connecting pieces and turbulence pieces, the connecting pieces are connected with the heat exchange tube in a sliding mode, the turbulence pieces are arranged on the connecting pieces, the material of the turbulence pieces is memory alloy, and the turbulence pieces are used for turbulence entering cold water of the heat exchange tube and can change the length automatically regulated according to the water temperature.
2. The heat exchanger of claim 1, wherein the connector comprises:
the first connecting piece comprises a first frame and a first water flow channel, the first frame is connected with the heat exchange tube in a sliding mode, and the first water flow channel is used for water flow before turbulent flow;
the second connecting piece, the second connecting piece includes second frame and second rivers passageway, the second frame with heat exchange tube sliding connection, second rivers passageway is used for the rivers after the vortex to pass through.
3. The heat exchanger of claim 2, wherein the spoiler is a memory alloy spring, the spoiler disposed between the first frame and the second frame.
4. The heat exchanger of claim 2,
the first frame comprises a first circular frame and a first cross-shaped frame, and the first cross-shaped frame is arranged in the first circular frame;
the second frame includes a second circular frame and a second cross frame, the second cross frame being disposed within the second circular frame.
5. The heat exchanger of claim 1, wherein the heat exchange means further comprises:
the first blocking pieces are arranged on the inner side wall of the water inlet of the heat exchange pipe;
the second blocking pieces are arranged on the inner side wall of the water outlet of the heat exchange pipe;
the first blocking piece and the second blocking piece are used for limiting the flow disturbing device in the heat exchange pipe.
6. The heat exchanger as claimed in claim 5, wherein the first and second stoppers each comprise a first stopper and a second stopper, and the first and second stoppers are symmetrically disposed on the inner sidewall of the heat exchange tube.
7. The heat exchanger of claim 1, wherein the heat exchange tubes are bent tubes comprising U-shaped bent sections disposed outside the shell and straight sections disposed inside the shell.
8. The heat exchanger of claim 1, wherein the number of the heat exchange tubes is 5.
9. The heat exchanger of claim 1, wherein said heat exchange means further comprises a plurality of heat exchange fins disposed outside said heat exchange tubes.
10. A gas water heater characterized in that it comprises a heat exchanger according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221285629.1U CN217357582U (en) | 2022-05-25 | 2022-05-25 | Heat exchanger and gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221285629.1U CN217357582U (en) | 2022-05-25 | 2022-05-25 | Heat exchanger and gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217357582U true CN217357582U (en) | 2022-09-02 |
Family
ID=83015620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221285629.1U Active CN217357582U (en) | 2022-05-25 | 2022-05-25 | Heat exchanger and gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217357582U (en) |
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2022
- 2022-05-25 CN CN202221285629.1U patent/CN217357582U/en active Active
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