CN202747865U - High efficiency heat exchanger for water dispenser - Google Patents
High efficiency heat exchanger for water dispenser Download PDFInfo
- Publication number
- CN202747865U CN202747865U CN201220440984.1U CN201220440984U CN202747865U CN 202747865 U CN202747865 U CN 202747865U CN 201220440984 U CN201220440984 U CN 201220440984U CN 202747865 U CN202747865 U CN 202747865U
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- tube
- inner tube
- heat exchanger
- outer tube
- water dispenser
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Abstract
The utility model relates to a high efficiency heat exchanger for a water dispenser, which comprises an inner tube and an outer tube, wherein the inner tube is arranged in a cavity of the outer tube, and the two ends of the inner tube respectively extend out of the two corresponding ends of the outer tube to form a heat exchange pipe group. The heat exchanger is characterized in that the inner tube is a corrugated tube with corrugated tube wall; T-junctions are respectively mounted at the two ends of the heat exchange pipe group; and as for three interfaces of each T-junction, the first is connected with the inner tube and communicated with the cavity of the inner tube, the second is connected with the outer tube, and the third is communicated with a ring-shaped cavity formed between the tube wall of the outer tube and the tube wall of the inner tube. The heat exchanger has the benefits that (1), the heat transmission efficiency is improved; water flows in the corrugated tube in a turbulent manner, and the heat transmission efficiency is greatly improved by 20 percent approximately according to a test; and (2), the material cost is reduced; both the inner tube wall and the outer tube wall adopts a corrugated structure, and the strength is improved, so that the material can be saved by about 20 percent under the same flow and heat transfer quantity.
Description
Technical field
The utility model relates to the water dispenser technical field, especially is the efficient heat exchanger that a kind of water dispenser is used.
Background technology
At present, heat exchanger is widely used, and in energy-saving drinking machine (as: cabinet type electric water dispenser) industry, heat exchanger also is widely used.The heat exchanger of existing water dispenser the inside, the many set of heat exchange tubes that formed by outer tube and inner tube of its structure, and the Inlet and outlet water two ends of heat exchanger are welded with three-way connection; Simultaneously, spirally-wound or disc.This heat exchanger has played good energy-saving effect in the heat exchange of boiling water and cold water, but has simultaneously following shortcoming: (1) is owing to the inner and outer tubes of heat exchanger are made with smooth pipe, so heat transfer effect is relatively poor; (2) even the interior effective copper pipe with helix of heat exchanger is made, the raising of heat transfer effect is also little.
In addition, it is to make overall structure with a bellows that a kind of heat exchanger is arranged, and the normal-temperature water access opening is opened on the bellows tube wall, will definitely cause the pipe thickness of single heat exchanger tube larger, but be subjected to pipe wall hollow to affect (intensity is less), when being coiled into spirality, disc, easily cause tube wall cracking even fracture, if by further increasing pipe thickness, although can increase its intensity, but product cost is higher, and super thick tube wall, both caused volume to increase, be not easy again to be coiled, cause all restrictions to processing, and cost is very high.
The utility model content
The purpose of this utility model is to overcome the deficiency that above-mentioned prior art exists, and provides a kind of simple and reasonable for structure, both can reduce manufacturing cost, obviously improves again heat exchange efficiency and implements to be easy to the water dispenser efficient heat exchanger.
The purpose of this utility model is achieved in that
The water dispenser efficient heat exchanger, comprise inner tube and outer tube thereof, inner tube is arranged in the tube chamber of outer tube and two ends corresponding to outer tube are extended respectively to consist of set of heat exchange tubes in the inner tube two ends, it is characterized in that, described interior piping tube wall is undulatory bellows, and the two ends of described set of heat exchange tubes respectively are equipped with three-way connection, the first interface of three-way connection connect inner tube and with the inner tube lumen therethrough, the second interface connects outer tube, and the 3rd interface is communicated with the annular chamber that surrounds between described outer tube wall and the inner pipe wall; This heat exchanger, still use traditional inner and outer pipe structure, it is made by inner tube is changed by bellows, and cooperate the two ends (into and out of water end (W.E.)) of set of heat exchange tubes that three-way connection respectively is installed, simply, easily, reasonably the bellows inner tube is applied in this traditional inner and outer pipes structure, in view of the connection next door is connected as annular chamber in inner pipe wall system with the inner tube tube chamber, it adopts corrugated, increase heat exchange area, improve the efficient that energy exchanging rate heat is transmitted, obviously improve heat transfer effect; Have, this ripple inner tube cooperates outer tube, reaches the three-way connection structure again, and it is simple and reasonable for structure, implement easily, and inner pipe wall changes by after the corrugated, and intensity is improved, so, in the situation of guaranteeing same flow and heat output, material can be saved, and reduces the cost, can satisfy the product instructions for use again, be conducive to promoting the use of of product.
As further improved plan:
As better scheme, described outer tube is that tube wall is undulatory bellows equally, when outer tube intensity improves, can reduce outer tube material (minimizing wall thickness) that is:, further saves cost.
As scheme more specifically, the outer end of described inner tube is extended outer tube and is connected with first interface, that is: the pipe end of inner and outer pipes, insert corresponding three-way connection by same end, in view of inner tube interior, therefore, extend the inner tube outer end of outer tube, after passing first the second interface, be connected with first interface, this syndeton is more reasonable again.
In order further to improve heat transfer effect, described tube wall is that undulatory inner and outer tubes are coiled into spirality, disc or zigzag jointly, so that in limited space, by inner and outer pipes being coiled into various shapes, to prolong the heat exchange caliber, increase heat-exchange time, improve heat transfer effect.
As better embodiment, it is undulatory inner tube that described outer tube bore is provided with many root canal walls.
As scheme more specifically, the outer end of described inner tube and three-way connection first interface are that seal welding or sealing are fixed by socket, and the outer end of outer tube and three-way connection the second interface are that seal welding or sealing are fixed by socket.
As scheme more specifically, the outside diameter d of described inner tube is between the 6mm to 25mm, and the ripple height h of inner pipe wall is between the 1mm to 3mm, and spacing t is between the 2mm to 6mm between the crest of adjacent two ripples.
The pipe thickness of described inner tube is between the 0.15mm to 0.3mm.Inner tube adopts bellows structure and need not in the situation that interior tube-surface perforate, and its wall thickness can be thinned to 0.15mm to 0.3mm, than traditional plain tube material saving more than 20%.
The D outer diameter of described outer tube is between the 13mm to 35mm, and the ripple height H of outer tube wall is between the 1mm to 3mm, and spacing T is 2mm to 7mm between the crest of adjacent two ripples.
The pipe thickness of described outer tube is between the 0.2mm to 0.4mm.Equally, outer tube adopts bellows structure and need not in the situation of outside tube-surface perforate, and its wall thickness can be thinned to 0.2mm to 0.4mm, than traditional plain tube material saving more than 20%.
The beneficial effects of the utility model are as follows:
(1) this heat exchanger can improve heat transfer efficiency, mobile the become turbulent flow of water in bellows, has greatly improved heat transfer efficiency, and according to test, heat transfer efficiency can improve about 20%;
(2) have, it has reduced material cost again; Because inner tubal wall and outer tube wall adopt ripple struction, intensity are improved, so in the situation of guaranteeing same flow and heat output, material can be saved about 20%;
(3) in addition, obviously reduced the temperature of warm water or improved from the temperature of heat exchanger corrugations outer tube hot water out, the temperature of warm water more meets drinks requirement;
(4) this heat exchanger, it is made by inner and outer pipe is changed by bellows, and cooperate the two ends (into and out of water end (W.E.)) of set of heat exchange tubes that three-way connection respectively is installed, simply, easily, reasonably the bellows inner and outer tubes are applied in this traditional inner and outer pipes structure, it is easy, simple that it is implemented, and is conducive to promoting the use of of product.
Description of drawings
Fig. 1 is an example structure schematic diagram of the present utility model.
Fig. 2 is B place structure for amplifying schematic diagram among Fig. 1.
Fig. 3 is that the utility model one uses the status architecture schematic diagram.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described.
See illustrated in figures 1 and 2, a kind of water dispenser efficient heat exchanger, comprise inner tube 2 and outer tube 1 thereof, inner tube 2 is arranged in the tube chamber of outer tube 1, and the two ends of outer tube 1 correspondence are extended respectively to consist of set of heat exchange tubes A in inner tube 2 two ends, it is characterized in that, described inner tube 2 and outer tube 1 are that tube wall is undulatory bellows, and the two ends of described set of heat exchange tubes A respectively are equipped with three-way connection 3, the first interface 31 of three-way connection 3 connects inner tube 2, and with inner tube 2 lumen therethrough, the second interface 32 connects outer tube 1, the three interface 33 and is communicated with the annular chamber 4 that surrounds between described outer tube 1 tube wall and inner tube 2 tube walls; And the outer end of described inner tube 2 is extended outer tube 1 and is connected with first interface 31.
Wherein, the outer end of described inner tube 2 and three-way connection 3 first interfaces 31 are for seal welding or sealing are fixed by socket, and the outer end of outer tube 1 and three-way connection 3 second interfaces 32 are that seal welding or sealing are fixed by socket.
In order further to prolong heat exchange caliber and heat-exchange time, described tube wall is that undulatory inner tube 2 and outer tube 1 are coiled into spirality, disc or zigzag jointly; Certainly, this inner and outer tubes also can be coiled into other shape, no longer describe in detail here.
As the scheme of the best, it is undulatory inner tube 2 that described outer tube 1 inner chamber is provided with many root canal walls.
The outside diameter d of described inner tube 2 is between the 6mm to 25mm, and the ripple height h of inner tube 2 tube walls is between the 1mm to 3mm, and spacing t is between the 2mm to 6mm between the crest of adjacent two ripples.
The pipe thickness of described inner tube 2 is between the 0.15mm to 0.3mm.Inner tube 2 adopts bellows structures and need not in the situation that inner tube 2 surperficial perforates, and its wall thickness can be thinned to 0.15mm to 0.3mm, than traditional plain tube material saving more than 20%.
The D outer diameter of described outer tube 1 is between the 13mm to 35mm, and the ripple height H of outer tube 1 tube wall is between the 1mm to 3mm, and spacing T is between the 2mm to 7mm between the crest of adjacent two ripples.
The pipe thickness of described outer tube 1 is between the 0.2mm to 0.4mm.Equally, outer employing bellows structure and need not in the situation that surperficial perforate, its wall thickness can be thinned between the 0.2mm to 0.4mm, than traditional plain tube material saving more than 20%.
As shown in Figure 3, described ripple inner tube 2 and corrugated outer tube 1 common spirally-wound, to consist of set of heat exchange tubes, its operation principle is as follows:
Boiling water through boiling enters inner tube 2 by the upper end of set of heat exchange tubes A, boiling water flows at inner tube 2 tube chambers, utilize the tube wall sufficient heat exchange (heat radiation) of ripple inner tube 2 after, boiling water becomes warm water, warm water is drawn by inner tube 2 outlets of set of heat exchange tubes A lower end, drinks warm water for people; Simultaneously, normal-temperature water (or running water) enters outer tube 1 by three-way connection 3 the 3rd interface 33 of set of heat exchange tubes A lower end, normal-temperature water flows in outer tube 1 tube chamber, after utilizing the tube wall sufficient heat exchange (heat absorption) of ripple inner tube 2, normal-temperature water becomes hot water, hot water is drawn by three-way connection the 3rd interface 33 of set of heat exchange tubes A upper end, and delivers to inner tube of water bowl, wait to be heated, boil; This heat exchanger makes the boiling water inner tube 2 alternating temperature water of flowing through, and immediately drinks for people; And normal-temperature water (running water) the outer tube heating water of flowing through is improved temperature, in the inner bag heating, when boiling, can save heat time heating time and power supply.
Claims (10)
1. water dispenser efficient heat exchanger, comprise inner tube (2) and outer tube (1) thereof, inner tube (2) is arranged in the tube chamber of outer tube (1), and two ends corresponding to outer tube (1) are extended respectively to consist of set of heat exchange tubes (A) in inner tube (2) two ends, it is characterized in that, described inner tube (2) is that tube wall is undulatory bellows, and the two ends of described set of heat exchange tubes (A) respectively are equipped with three-way connection (3), the first interface (31) of three-way connection (3) connects inner tube (2), and with inner tube (2) lumen therethrough, the second interface (32) connects outer tube (1), and the 3rd interface (33) is communicated with the annular chamber (4) that surrounds between described outer tube (1) tube wall and inner tube (2) tube wall.
2. described water dispenser efficient heat exchanger according to claim 1 is characterized in that, described outer tube (1) is that tube wall is undulatory bellows equally.
3. described water dispenser efficient heat exchanger according to claim 1 and 2 is characterized in that, the outer end of described inner tube (2) is extended outer tube (1) and is connected with first interface (31).
4. described water dispenser efficient heat exchanger according to claim 2 is characterized in that, described tube wall is that undulatory inner tube (2) and outer tube (1) are coiled into spirality, disc or in a zigzag jointly.
5. described water dispenser efficient heat exchanger according to claim 1 is characterized in that, it is undulatory inner tube (2) that described outer tube (1) inner chamber is provided with many root canal walls.
6. described water dispenser efficient heat exchanger according to claim 1, it is characterized in that, the outer end of described inner tube (2) and three-way connection (3) first interface (31) are for seal welding or sealing are fixed by socket, and the outer end of outer tube (1) and three-way connection (3) second interfaces (32) are that seal welding or sealing are fixed by socket.
7. described water dispenser efficient heat exchanger according to claim 1, it is characterized in that, the outside diameter d of described inner tube (2) is between the 6mm to 25mm, and the ripple height h of inner tube (2) tube wall is between the 1mm to 3mm, and spacing t is between the 2mm to 6mm between the crest of adjacent two ripples.
8. described water dispenser efficient heat exchanger according to claim 1 is characterized in that, the pipe thickness of described inner tube (2) is between the 0.15mm to 0.3mm.
9. described water dispenser efficient heat exchanger according to claim 2, it is characterized in that, the D outer diameter of described outer tube (1) is between the 13mm to 35mm, and the ripple height H of outer tube (1) tube wall is between the 1mm to 3mm, and spacing T is 2mm to 7mm between the crest of adjacent two ripples.
10. according to claim 2 or 9 described water dispenser efficient heat exchangers, it is characterized in that, the pipe thickness of described outer tube (1) is between the 0.2mm to 0.4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220440984.1U CN202747865U (en) | 2012-09-01 | 2012-09-01 | High efficiency heat exchanger for water dispenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220440984.1U CN202747865U (en) | 2012-09-01 | 2012-09-01 | High efficiency heat exchanger for water dispenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202747865U true CN202747865U (en) | 2013-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220440984.1U Expired - Lifetime CN202747865U (en) | 2012-09-01 | 2012-09-01 | High efficiency heat exchanger for water dispenser |
Country Status (1)
| Country | Link |
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| CN (1) | CN202747865U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103960981A (en) * | 2014-05-21 | 2014-08-06 | 衢州广川电气有限公司 | Heat exchanger of water dispenser |
| CN106595346A (en) * | 2017-01-31 | 2017-04-26 | 刘洋豪 | Casing type heat exchanger. |
| CN107126720A (en) * | 2017-06-14 | 2017-09-05 | 苏州淳和环境科技有限公司 | Environmental protection evaporator and the double-effect evaporation system using the evaporator |
| CN108036661A (en) * | 2017-11-21 | 2018-05-15 | 杨斌 | A kind of double water route Spiral type Heat Exchangers |
| CN110185865A (en) * | 2019-06-24 | 2019-08-30 | 湖南格仑新材股份有限公司 | A kind of tube for fluid transfer road connection system |
| CN111442663A (en) * | 2020-05-09 | 2020-07-24 | 太重煤机有限公司 | Nested heat exchanger |
| WO2023048654A1 (en) * | 2021-09-27 | 2023-03-30 | Demir Fahrettin | Structure of a refrigerant pipe for freezing liquids |
-
2012
- 2012-09-01 CN CN201220440984.1U patent/CN202747865U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103960981A (en) * | 2014-05-21 | 2014-08-06 | 衢州广川电气有限公司 | Heat exchanger of water dispenser |
| CN103960981B (en) * | 2014-05-21 | 2015-12-16 | 衢州广川电气有限公司 | Drinker hot interchanger |
| CN106595346A (en) * | 2017-01-31 | 2017-04-26 | 刘洋豪 | Casing type heat exchanger. |
| CN107126720A (en) * | 2017-06-14 | 2017-09-05 | 苏州淳和环境科技有限公司 | Environmental protection evaporator and the double-effect evaporation system using the evaporator |
| CN107126720B (en) * | 2017-06-14 | 2023-09-08 | 湖北神海机械科技有限公司 | Environment-friendly evaporator and double-effect evaporation system using same |
| CN108036661A (en) * | 2017-11-21 | 2018-05-15 | 杨斌 | A kind of double water route Spiral type Heat Exchangers |
| CN110185865A (en) * | 2019-06-24 | 2019-08-30 | 湖南格仑新材股份有限公司 | A kind of tube for fluid transfer road connection system |
| CN111442663A (en) * | 2020-05-09 | 2020-07-24 | 太重煤机有限公司 | Nested heat exchanger |
| WO2023048654A1 (en) * | 2021-09-27 | 2023-03-30 | Demir Fahrettin | Structure of a refrigerant pipe for freezing liquids |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |