CN211823941U - Positive displacement heat exchanger - Google Patents
Positive displacement heat exchanger Download PDFInfo
- Publication number
- CN211823941U CN211823941U CN202020332988.2U CN202020332988U CN211823941U CN 211823941 U CN211823941 U CN 211823941U CN 202020332988 U CN202020332988 U CN 202020332988U CN 211823941 U CN211823941 U CN 211823941U
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- CN
- China
- Prior art keywords
- stirring impeller
- heat exchanger
- tank body
- jar body
- heat exchange
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- 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.)
- Expired - Fee Related
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a positive displacement heat exchanger mainly relates to indirect heating equipment technical field, which comprises a tank body the lower extreme of the jar body is provided with the drain, the upper end is provided with the hot water export the lower extreme side of the jar body is equipped with cold water inlet, its characterized in that: the heat exchanger is characterized in that a spiral disc type heat exchange tube is arranged in the tank body, two ends of the spiral disc type heat exchange tube are axially fixed on the side wall of the tank body through sealing bearings, a steering gear is arranged on one side of the end portion of the spiral disc type heat exchange tube, a first stirring impeller and a second stirring impeller are arranged on the upper portion and the lower portion of the tank body respectively, the first stirring impeller and the second stirring impeller are asymmetrically distributed in the tank body, and the first stirring impeller and the second stirring impeller are driven by motors outside the tank body respectively.
Description
Technical Field
The utility model relates to a heat exchange equipment technical field specifically is a positive displacement heat exchanger.
Background
With the development of modern science and technology, the positive displacement heat exchanger is widely applied to various heating power fields, has good market development prospect, and is a heat exchanger which utilizes cold fluid and hot fluid to alternately flow through the surface of a heat storage body in a heat storage chamber so as to exchange heat.
The positive displacement heat exchanger who uses now, after a period of time's use, all can generate certain dirt on the inside heating tube bank, the dirt is along with increase and the thickening of live time, can cause the reduction of the heat exchange efficiency of U type heat exchange tube like this, influences the life-span of heat exchanger.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies and drawbacks of the prior art, an object of the present invention is to provide a positive displacement heat exchanger.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a positive displacement heat exchanger, includes a jar body the lower extreme of jar body is provided with the drain, the upper end is provided with the hot water export the lower extreme side of jar body is equipped with cold water inlet, its characterized in that: the heat exchanger is characterized in that a spiral disc type heat exchange tube is arranged in the tank body, two ends of the spiral disc type heat exchange tube are axially fixed on the side wall of the tank body through sealing bearings, a steering gear is arranged on one side of the end portion of the spiral disc type heat exchange tube, a first stirring impeller and a second stirring impeller are arranged on the upper portion and the lower portion of the tank body respectively, the first stirring impeller and the second stirring impeller are asymmetrically distributed in the tank body, and the first stirring impeller and the second stirring impeller are driven by motors outside the tank body respectively.
As a further improvement of the utility model, a safety valve interface is arranged on the upper part of the tank body.
As a further improvement, the steering gear is driven by a driving motor.
As a further improvement of the utility model, the first stirring impeller and the second stirring impeller work simultaneously, and the rotation directions of the first stirring impeller and the second stirring impeller are opposite.
Compared with the prior art, the utility model discloses the beneficial effect who has does: the utility model discloses in, the rivers effect is better, and the internal water of jar is in the state of non-directional flow always for the difficult scale deposit of heating pipe outer wall, this rivers effect has still improved heat exchange efficiency moreover, has overcome prior art well top rivers and can not obtain stirring, and the internal water of jar is still easy scale deposit problem along the heating pipe after the same direction flow time has prolonged moreover. The period of periodical inspection and descaling is prolonged to a certain extent, the service life of the heating pipe is prolonged, the time for maintenance is shortened, the working efficiency is improved, and the heat exchange efficiency of the heat exchanger is also improved.
Drawings
The invention will be further described with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of a positive displacement heat exchanger according to the present invention;
in the figure: the device comprises a tank body 1, a spiral disc type heat exchange tube 2, a cold water inlet 3, a sewage draining outlet 4, a hot water outlet 5, a safety valve interface 6, a first stirring impeller 7, a second stirring impeller 8, a motor 9, a sealing bearing 10, a steering gear 11 and a driving motor 12.
Detailed Description
In order to make the technical solution and the advantageous effects of the present invention more clear, the present invention will be further described in detail with reference to the following embodiments.
Fig. 1 is the utility model relates to a positive displacement heat exchanger's structural schematic diagram, including jar body 1 the lower extreme of jar body 1 is provided with drain 4, the upper end is provided with hot water outlet 5 the lower extreme side of jar body 1 is equipped with cold water inlet 3, its characterized in that: the heat exchanger is characterized in that a spiral disc type heat exchange tube 2 is arranged in the tank body 1, two ends of the spiral disc type heat exchange tube 2 are axially fixed on the side wall of the tank body 1 through a sealing bearing 10, a steering gear 11 is arranged on one side of the end portion of the spiral disc type heat exchange tube 2, the steering gear 11 is driven by a driving motor 12, a first stirring impeller 7 and a second stirring impeller 8 are respectively arranged on the upper portion and the lower portion of the tank body 1, the first stirring impeller and the second stirring impeller are asymmetrically distributed in the tank body, the first stirring impeller 7 and the second stirring impeller 8 are respectively driven by a motor 9 outside the tank body, the first stirring impeller 7 and the second stirring impeller 8 work simultaneously, and the rotating directions of the first stirring impeller.
The upper part of the tank body 1 is provided with a safety valve interface 6.
The utility model discloses in, adopt spiral disk heat exchange tube 2 structure, increased the area of contact between cold water and the heat medium, spiral disk heat exchange tube 2 has certain toughness, can be in rotatory in-process coproduction certain vibration for the internal turbulent flow that produces of jar, increase heat exchange efficiency, automatic descaling, first stirring impeller 7 and second stirring impeller 8 are asymmetric distribution in jar body 1, and drive respectively by the outer motor 9 of jar body 1, will first stirring impeller 7 and second stirring impeller 8 install respectively in the top and the bottom of jar body 1, and lie in jar body 1's both sides respectively. Will make the water of jar body 1 top and bottom all can obtain stirring like this, realize the effect of the difficult scale deposit of heating pipe, first stirring impeller and second stirring impeller simultaneous working, and rotation opposite direction between them, in order to obtain better stirring effect, the water in jar body 1 is in the state of non-directional flow always, make the difficult scale deposit of heating pipe outer wall, and this rivers effect has still improved heat exchange efficiency, the problem of the easy scale deposit of heating pipe after having overcome jar internal water along same direction flow time long.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only, not by way of limitation, since other embodiments will become apparent to those skilled in the art upon consideration of the following detailed description of the invention without any creative effort.
Claims (4)
1. The utility model provides a positive displacement heat exchanger, includes a jar body (1) the lower extreme of jar body (1) is provided with drain (4), the upper end is provided with hot water outlet (5) the lower extreme side of jar body (1) is equipped with cold water inlet (3), its characterized in that: the utility model discloses a heat exchanger, including jar body (1), spiral disk heat exchange tube (2) are equipped with in jar body (1), spiral disk heat exchange tube (2) both ends pass through sealed bearing (10) axial fixation on jar body (1) lateral wall, spiral disk heat exchange tube (2) tip one side is equipped with steering gear (11) jar body (1) sets up first stirring impeller (7), second stirring impeller (8) from top to bottom respectively, and first stirring impeller and second stirring impeller are at a jar internal asymmetric distribution, and first stirring impeller (7), second stirring impeller (8) are driven respectively by outer motor (9) of jar.
2. A positive displacement heat exchanger according to claim 1, wherein: the upper part of the tank body (1) is provided with a safety valve interface (6).
3. A positive displacement heat exchanger according to claim 1, wherein: the steering gear (11) is driven by a drive motor (12).
4. A positive displacement heat exchanger according to claim 1, wherein: the first stirring impeller (7) and the second stirring impeller (8) work simultaneously, and the rotation directions of the first stirring impeller and the second stirring impeller are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020332988.2U CN211823941U (en) | 2020-03-17 | 2020-03-17 | Positive displacement heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020332988.2U CN211823941U (en) | 2020-03-17 | 2020-03-17 | Positive displacement heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211823941U true CN211823941U (en) | 2020-10-30 |
Family
ID=73011712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020332988.2U Expired - Fee Related CN211823941U (en) | 2020-03-17 | 2020-03-17 | Positive displacement heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211823941U (en) |
-
2020
- 2020-03-17 CN CN202020332988.2U patent/CN211823941U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20210317 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |