CN210108098U - Brazing plate type heat exchange unit - Google Patents
Brazing plate type heat exchange unit Download PDFInfo
- Publication number
- CN210108098U CN210108098U CN201920817391.4U CN201920817391U CN210108098U CN 210108098 U CN210108098 U CN 210108098U CN 201920817391 U CN201920817391 U CN 201920817391U CN 210108098 U CN210108098 U CN 210108098U
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- China
- Prior art keywords
- heat exchanger
- pipe fitting
- circulating pipe
- plate heat
- pipeline
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- Expired - Fee Related
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Abstract
The utility model provides a brazing sheet formula heat exchanger unit belongs to heat exchanger technical field. The brazing plate type heat exchanger is detachably communicated with the first circulating pipe fitting and the second circulating pipe fitting. The brazing plate type heat exchanger unit of the utility model can increase the heat exchanger unit and the whole heat exchange amount by arranging a plurality of brazing plate type heat exchangers; the brazing plate type heat exchanger, the first circulating pipe fitting and the second circulating pipe fitting are in detachable communication relation, and the number of the brazing plate type heat exchangers can be properly increased or decreased according to actual use requirements, so that the heat exchanger unit has a wider application range; simultaneously, brazed plate heat exchanger can be dismantled with first circulation pipe fitting, second circulation pipe fitting and be connected, also makes brazed plate heat exchanger can be pulled down at any time, is convenient for change and wash, has reduced the maintenance degree of difficulty in later stage greatly, has increased heat exchanger unit's whole life.
Description
Technical Field
The utility model relates to a heat exchanger technical field especially relates to a brazing sheet formula heat exchanger unit.
Background
The heat exchange unit has the advantages of high efficiency, energy conservation, intellectualization, automation and the like, can be widely applied to civil buildings such as factories, institutions, schools, residential districts, villas and the like, and commercial buildings such as markets, hotels, restaurants, resorts and the like for heating, air conditioning, bathing water, domestic water and swimming pool water in winter and in the daytime, and can also be used for preparing industrial production process water and various places needing heat exchange.
Referring to fig. 1, a plate heat exchanger unit is characterized in that steam or high-temperature water firstly flows through a steam pipeline, and is fed into the plate heat exchanger unit according to the flow rate required by a heat supply system under the control of a temperature control valve, heating (air conditioning) return water of a heat consumer is heated in an indirect heat exchange mode, and then the condensed water or low-temperature water after heat exchange flows through a condensed water pipeline. On the other side, cold water firstly flows through a cold water inlet pipeline, then enters the heat exchanger through the circulating pump to be heated, and then flows through a hot water outlet pipeline for users to use, and the process is repeated.
The existing plate heat exchanger unit generally comprises two types, the first type is a gasket type plate heat exchanger, and the gasket made of rubber is utilized for sealing fluid media flowing through the inside of the heat exchanger to isolate high-temperature side media and low-temperature side media. Due to the limitation of physical properties of rubber, the product cannot be used under the working condition of high-temperature and high-pressure steam, and when the steam temperature exceeds 160 ℃, the conditions of gasket aging and fluid medium leakage are easy to occur, so that the safe operation of a system is influenced.
The second type is a brazing type plate heat exchanger unit, generally one or two brazing type plate heat exchangers are adopted, and the plates are sealed in a welding mode. Compared with a gasket type heat exchanger, the brazed heat exchanger is small in size and small in heat exchange amount, and although the brazed heat exchanger can bear higher steam temperature, dirt between the plates cannot be detached and cleaned, so that the brazed heat exchanger is short in service life and high in requirement on the cleanliness of a medium. Meanwhile, the four inlets and outlets of the heat exchanger unit are connected with the corresponding pipelines by welding, and the service life of the whole unit is shortened by the combination mode.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of the prior art, the utility model aims at providing a brazing sheet formula heat exchanger group for solve among the prior art heat transfer volume little and wash difficult problem.
In order to achieve the above objects and other related objects, the present invention provides a brazed plate heat exchanger unit, including: the brazing plate type heat exchanger is detachably communicated with the first circulating pipe fitting and the second circulating pipe fitting.
In an embodiment of the present invention, the first circulation pipe includes a steam pipe and a condensed water pipe, the steam pipe is used for supplying steam to the brazed plate heat exchanger, and the condensed water pipe is used for supplying condensed water after heat exchange to the unit; the second circulating pipe fitting comprises a cold water inlet pipeline and a hot water outlet pipeline, the cold water inlet pipeline is used for allowing cold water to be heated to enter the brazed plate heat exchanger, and the hot water outlet pipeline is used for allowing heated hot water to flow out of the unit.
In an embodiment of the present invention, a circulating water pump is disposed on the cold water inlet pipe.
In an embodiment of the utility model, still include control mechanism, control mechanism includes controller, temperature-sensing valve and temperature sensor, temperature sensor sets up on hot water outlet pipe for the hydrothermal temperature of real-time supervision and give the controller with signal transmission, the temperature-sensing valve sets up on steam conduit, and is controlled by the controller.
In an embodiment of the present invention, the brazed plate heat exchanger is detachably connected to the first circulating pipe and the second circulating pipe through the quick-assembling joint.
As the above, the utility model discloses a brazing sheet formula heat exchanger unit has following beneficial effect: the heat exchange unit and the whole heat exchange quantity can be increased by arranging a plurality of brazing plate type heat exchangers; the brazing plate type heat exchanger, the first circulating pipe fitting and the second circulating pipe fitting are in detachable communication relation, and the number of the brazing plate type heat exchangers can be properly increased or decreased according to actual use requirements, so that the heat exchanger unit has a wider application range; simultaneously, brazed plate heat exchanger can be dismantled with first circulation pipe fitting, second circulation pipe fitting and be connected, also makes brazed plate heat exchanger can be pulled down at any time, is convenient for change and wash, has reduced the maintenance degree of difficulty in later stage greatly, has increased heat exchanger unit's whole life.
Drawings
Fig. 1 shows a schematic structural diagram of a plate heat exchanger unit disclosed in the prior art of the present invention.
Fig. 2 shows a schematic structural diagram of a brazing sheet type heat exchanger unit disclosed in an embodiment of the present invention.
Description of the element reference numerals
1-brazed plate heat exchangers; 2-first circulation pipes; 21-a steam pipeline; 22-a condensate pipe; 3-a second circulation pipe; 31-a cold water inlet pipe; 32-hot water outlet pipe; 4-circulating water pump; 5-a control mechanism; 51-a controller; 52-temperature control valve; 53-temperature sensor; 6-an upper computer; 7-quick coupler.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 2, the present invention provides a brazed plate heat exchanger unit, which includes a plurality of brazed plate heat exchangers 1, a first circulating pipe 2 and a second circulating pipe 3, wherein the brazed plate heat exchangers 1, the first circulating pipe 2 and the second circulating pipe 3 are detachably connected.
The heat exchange unit and the whole heat exchange quantity can be increased by arranging a plurality of brazing plate type heat exchangers 1; the brazed plate heat exchanger 1, the first circulating pipe fitting 2 and the second circulating pipe fitting 3 are in a detachable communication relationship, and the number of the brazed plate heat exchangers 1 can be properly increased or decreased according to actual use requirements, so that the heat exchanger unit has a wider application range; simultaneously, brazed plate heat exchanger 1 can be dismantled with first circulation pipe fitting 2, second circulation pipe fitting 3 and be connected, also makes brazed plate heat exchanger 1 can be pulled down at any time, is convenient for change and wash, has reduced the maintenance degree of difficulty in later stage greatly, has increased heat exchanger unit's whole life.
The first circulation pipe 2 includes a steam pipe 21 and a condensed water pipe 22. The steam pipeline 21 is used for supplying steam to the brazed plate heat exchanger 1, and the condensed water pipeline 22 is used for supplying condensed water after heat exchange to the unit.
The second circulating pipe 3 comprises a cold water inlet pipe 31 and a hot water outlet pipe 32, the cold water inlet pipe 31 is used for allowing cold water to be heated to enter the brazed plate heat exchanger 1, and the hot water outlet pipe 32 is used for allowing heated hot water to flow out of the unit.
The brazed plate heat exchanger 1 is detachably communicated with the first circulating pipe fitting 2 and the second circulating pipe fitting 3 through the quick connector 7. In this embodiment, including three brazed plate heat exchanger 1, all be equipped with two imports and two exports on every brazed plate heat exchanger 1, two imports communicate with steam conduit 21 and cold water inlet pipe 31 through ready-packaged joint 7 respectively, and two exports communicate with condensate pipe 22 and hot water outlet pipe 32 through ready-packaged joint 7 respectively.
The cold water inlet pipe 31 is provided with a circulating water pump 4 for providing power support for the water in the second circulating pipe 3.
In this embodiment, the heat exchange assembly further comprises a control mechanism 5.
The control mechanism 5 includes a controller 51, a thermo valve 52, and a temperature sensor 53. A temperature sensor 53 is disposed on the hot water outlet pipe 32 for monitoring the temperature of the hot water in real time and transmitting a signal to the controller 51, and a temperature control valve 52 is disposed on the steam pipe 21 and controlled by the controller 51.
After steam enters the steam pipeline 21, the steam firstly passes through the temperature control valve 52 and then passes through the quick coupler 7, then enters the detachable brazed plate heat exchanger to exchange heat with cold water, and after heat exchange is completed, the steam is converted into condensed water, enters the condensed water pipeline 22 and finally flows out of the unit.
After entering the cold water inlet pipe 31, cold water firstly passes through the circulating water pump 4, then passes through the quick coupler 7, enters the detachable brazed plate heat exchanger to exchange heat with steam, is heated into hot water after heat exchange is completed, enters the hot water outlet pipe 32, and finally flows out of the unit.
In this embodiment, the controller 51 is further connected to an upper computer 6, and the hot water outlet temperature required by the user can be set through the upper computer 6. The controller 51 collects the temperature signal of the temperature sensor 53 in real time, controls the opening of the temperature control valve 52 according to the difference value between the temperature signal and the set value of the hot water outlet temperature, and further adjusts the steam quantity entering the detachable brazed plate heat exchanger, thereby achieving the effect of controlling the heat exchange quantity and the hot water outlet temperature.
When the detachable brazed plate heat exchanger has scaling and blockage, the heat exchanger with problems can be conveniently detached through the quick coupler 7 for maintenance or replacement of a new heat exchanger.
To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. A brazed plate heat exchanger unit, comprising: the brazing plate type heat exchanger is detachably communicated with the first circulating pipe fitting and the second circulating pipe fitting.
2. The brazed plate heat exchanger unit of claim 1, wherein: the first circulating pipe fitting comprises a steam pipeline and a condensed water pipeline, the steam pipeline is used for supplying steam to the brazed plate heat exchanger, and the condensed water pipeline is used for supplying condensed water after heat exchange to the unit; the second circulating pipe fitting comprises a cold water inlet pipeline and a hot water outlet pipeline, the cold water inlet pipeline is used for allowing cold water to be heated to enter the brazed plate heat exchanger, and the hot water outlet pipeline is used for allowing heated hot water to flow out of the unit.
3. The brazed plate heat exchanger unit according to claim 2, wherein: and a circulating water pump is arranged on the cold water inlet pipeline.
4. The brazed plate heat exchanger unit according to claim 2, wherein: still include control mechanism, control mechanism includes controller, temperature-sensing valve and temperature sensor, temperature sensor sets up on hot water outlet conduit for real-time supervision hydrothermal temperature and give the controller with signal transmission, the temperature-sensing valve sets up on steam conduit, and is controlled by the controller.
5. The brazed plate heat exchanger unit of claim 1, wherein: the brazing plate type heat exchanger is detachably communicated with the first circulating pipe fitting and the second circulating pipe fitting through the quick coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817391.4U CN210108098U (en) | 2019-05-31 | 2019-05-31 | Brazing plate type heat exchange unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920817391.4U CN210108098U (en) | 2019-05-31 | 2019-05-31 | Brazing plate type heat exchange unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210108098U true CN210108098U (en) | 2020-02-21 |
Family
ID=69562470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920817391.4U Expired - Fee Related CN210108098U (en) | 2019-05-31 | 2019-05-31 | Brazing plate type heat exchange unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210108098U (en) |
-
2019
- 2019-05-31 CN CN201920817391.4U patent/CN210108098U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |