CN203550764U - Heat exchanger unit with backwashing pipeline structure - Google Patents
Heat exchanger unit with backwashing pipeline structure Download PDFInfo
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- CN203550764U CN203550764U CN201320582848.0U CN201320582848U CN203550764U CN 203550764 U CN203550764 U CN 203550764U CN 201320582848 U CN201320582848 U CN 201320582848U CN 203550764 U CN203550764 U CN 203550764U
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- butterfly valve
- heat exchanger
- pipe network
- pipeline
- exchanger unit
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Abstract
The utility model relates to a heat exchanger unit with a backwashing pipeline structure. The heat exchanger unit comprises a primary network inflow pipeline, a primary network return water pipeline, a plate heat exchanger, a secondary network water supply pipeline, and a secondary network return water pipeline. The heat exchanger unit is characterized in that the front end of a shutoff butterfly valve on the secondary network water supply pipeline and the front end of another shutoff butterfly valve on the secondary network return water pipeline are provided with a backwashing pipeline I equipped with a butterfly valve; the rear end of the shutoff butterfly valve on the secondary network water supply pipeline and the rear end of the shutoff butterfly valve on the secondary network return water pipeline are provided with a backwashing pipeline II equipped with another butterfly valve and a filter. The heat exchanger unit can be backwashed and cleaned in the nonstop state; the problems such as low heat exchange efficiency and increased resistance caused by blockage of the heat exchanger unit are avoided, and manpower and material losses caused by cleaning the heat exchanger unit and the influence on heat supply are reduced; accordingly, the heat exchanger unit has the advantages of simple structure, low manufacture cost, ease of processing and the like.
Description
Technical field
The utility model belongs to heat exchange unit manufacturing technology field, particularly a kind of heat exchange unit with backwash tube line structure.
Background technology
At present, according to only there being the butterfly valve on bypass pipe between heat-exchangers of the plate type import and export and heat-exchangers of the plate type import and export between the heating heat-exchange unit secondary side water circulating pump of CJ/191-2004 < < plate-type heat-exchange unit > > standard-required and heat-exchangers of the plate type, refer to Fig. 4, when the former purposes is maintenance heat exchanger, close electrical secondary system water; The latter's purposes is tried the recirculated water heat exchanger bypass pipe of flowing through of not flowing through for go out its when operation at unit, thereby the filter of repeatedly flowing through is removed.To avoid the impurity of electrical secondary system water to enter heat exchanger, result in blockage.Play the effect that regulates the heat exchanger water yield of flowing through simultaneously.
But, due to reasons such as practical operation and filter mesh aperture, workmanships, effect is unsatisfactory, frequently occurs the obstruction of heat exchanger in actual motion, cause reduction of heat exchange efficiency and resistance to increase.Need to take heat exchanger apart and clean, cause and not only take a lot of work but also affect heat supply.
Summary of the invention
The utility model provides a kind of and has avoided because heat exchanger is because stopping up the problems such as the reduction of heat exchange efficiency that produces, resistance increment for solving the technical problem existing in known technology, has reduced because cleaning loss and the heat exchange unit with backwash tube line structure on the impact of heat supply of the human and material resources that heat exchanger produces.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is:
A kind of heat exchange unit with backwash tube line structure, comprise a pipe network inlet pipeline, pipe network water return pipeline, plate type heat exchanger, secondary pipe network supply channel and a secondary pipe network water return pipeline, a described pipe network inlet pipeline is provided with Pressure gauge, filter and thermometer; A described pipe network water return pipeline is provided with Pressure gauge and thermometer; Described secondary pipe network supply channel is provided with Pressure gauge, thermometer and shutoff butterfly valve; Described secondary pipe network water return pipeline is provided with Pressure gauge, filter, thermometer, butterfly valve, check-valves, shutoff butterfly valve and water circulating pump, it is characterized in that: the shutoff butterfly valve front end on secondary pipe network supply channel be provided with secondary pipe network water return pipeline on turn-off butterfly valve front end and be provided with a backflushing pipe I that butterfly valve is housed; On the rear end of the shutoff butterfly valve on secondary pipe network supply channel and secondary pipe network water return pipeline, turn-off butterfly valve rear end and be provided with a backflushing pipe II that butterfly valve and filter be housed.
Advantage and the good effect that the utlity model has are: compared to the prior art the utility model increases the backflushing pipe I that butterfly valve is housed in original plate-type heat-exchange unit structure; with the backflushing pipe II that butterfly valve and filter are housed, can realize backwash heat exchanger scrubbing under non-stop-machine state.Avoided because heat exchanger is because of problems such as the reduction of heat exchange efficiency that stop up to produce, resistance increments, reduced because cleaning loss and the impact on heat supply of the human and material resources that heat exchanger produces.Therefore the art of this patent has simple in structure, low cost of manufacture, is easy to the advantages such as processing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is water (flow) direction schematic diagram under the utility model normal operating condition;
Fig. 3 is water (flow) direction schematic diagram under the utility model backwash state;
Fig. 4 is background technology structural representation.
In figure: 1, a pipe network inlet pipeline; 101, Pressure gauge; 102, filter; 103, thermometer; 2, a pipe network water return pipeline; 201, Pressure gauge; 202, thermometer; 3, plate type heat exchanger; 4, secondary pipe network supply channel; 401, Pressure gauge; 402, thermometer; 403, turn-off butterfly valve; 5, secondary pipe network water return pipeline; 501, Pressure gauge; 502, filter; 503, thermometer; 504, butterfly valve; 505, check-valves; 506, turn-off butterfly valve; 507, water circulating pump; 6, backflushing pipe I; 601, butterfly valve; 7, backflushing pipe II; 701, butterfly valve; 702, filter.
The specific embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 to Fig. 3, a kind of heat exchange unit with backwash tube line structure, comprise pipe network inlet pipeline 1, pipe network water return pipeline 2, plate type heat exchanger 3, secondary pipe network supply channel 4 and a secondary pipe network water return pipeline 5, a described pipe network inlet pipeline is provided with Pressure gauge 101, filter 102 and thermometer 103; A described pipe network water return pipeline 2 is provided with Pressure gauge 201 and thermometer 202; Described secondary pipe network supply channel 4 is provided with Pressure gauge 401, thermometer 402 and turn-offs butterfly valve 403; Described secondary pipe network water return pipeline 5 is provided with Pressure gauge 501, filter 502, thermometer 503, butterfly valve 504, check-valves 505, turn-offs butterfly valve 506 and water circulating pump 507, shutoff butterfly valve 403 front ends on secondary pipe network supply channel 4 be provided with secondary pipe network water return pipeline 5 on turn-off butterfly valve 506 front ends and be provided with a backflushing pipe I 6 that butterfly valve 601 is housed; On the rear end of the shutoff butterfly valve 403 on secondary pipe network supply channel 4 and secondary pipe network water return pipeline 5, turn-off butterfly valve 506 rear ends and be provided with a backflushing pipe II 7 that butterfly valve 701 and filter 702 be housed.
This system is under normal operating condition, as broad as long with conventional unit.Turn-off butterfly valve 403 in open mode; Butterfly valve 601 in backflushing pipe I 6 is in closed condition.Intermediate water enters heat exchanger lower linking tube by the shutoff butterfly valve 506 of opening after water circulating pump pressurization, after a water heating, from heat exchanger upper connecting tube, is flowed out, and by the shutoff butterfly valve 506 of opening, enters main line.The water (flow) direction of this system under normal operating condition is shown in Fig. 2.
This system, under back-flushing operation state, is turn-offed butterfly valve 403 in closed condition; Butterfly valve 601 in backflushing pipe I 6 is in open mode.Intermediate water enters heat exchanger upper connecting tube by the butterfly valve 701 in the backflushing pipe II 7 of opening after water circulating pump pressurization, after a water heating, from heat exchanger lower linking tube, flowed out, the impurity of going out from heat exchanger is filtered by filter 702, and the clear water after filtration enters main line by the bypass butterfly valve 701 of opening.The water (flow) direction of this system under back-flushing operation state is shown in Fig. 3.
The parts label of this some work state is please necessarily examined, otherwise goes wrong,
Compared to the prior art the utility model increases the backflushing pipe I of butterfly valve is housed in original plate-type heat-exchange unit structure, and the backflushing pipe II of butterfly valve and filter is housed, and can realize backwash heat exchanger scrubbing under non-stop-machine state.Avoided because heat exchanger is because of problems such as the reduction of heat exchange efficiency that stop up to produce, resistance increments, reduced because cleaning loss and the impact on heat supply of the human and material resources that heat exchanger produces.Therefore the art of this patent has simple in structure, low cost of manufacture, is easy to the advantages such as processing.
The above is only to preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, every foundation technical spirit of the present utility model is to any simple modification made for any of the above embodiments, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (1)
1. the heat exchange unit with backwash tube line structure, comprise a pipe network inlet pipeline, pipe network water return pipeline, plate type heat exchanger, secondary pipe network supply channel and a secondary pipe network water return pipeline, a described pipe network inlet pipeline is provided with Pressure gauge, filter and thermometer; A described pipe network water return pipeline is provided with Pressure gauge and thermometer; Described secondary pipe network supply channel is provided with Pressure gauge, thermometer and shutoff butterfly valve; Described secondary pipe network water return pipeline is provided with Pressure gauge, filter, thermometer, butterfly valve, check-valves, shutoff butterfly valve and water circulating pump, it is characterized in that: the shutoff butterfly valve front end on secondary pipe network supply channel be provided with secondary pipe network water return pipeline on turn-off butterfly valve front end and be provided with a backflushing pipe I that butterfly valve is housed; On the rear end of the shutoff butterfly valve on secondary pipe network supply channel and secondary pipe network water return pipeline, turn-off butterfly valve rear end and be provided with a backflushing pipe II that butterfly valve and filter be housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320582848.0U CN203550764U (en) | 2013-09-18 | 2013-09-18 | Heat exchanger unit with backwashing pipeline structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320582848.0U CN203550764U (en) | 2013-09-18 | 2013-09-18 | Heat exchanger unit with backwashing pipeline structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203550764U true CN203550764U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320582848.0U Expired - Lifetime CN203550764U (en) | 2013-09-18 | 2013-09-18 | Heat exchanger unit with backwashing pipeline structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN203550764U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017189A (en) * | 2016-06-30 | 2016-10-12 | 安吉沃佳竹木科技有限公司 | Bamboo product dyeing waste water waste heat recovery system and recovery method thereof |
| CN106422493A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Intelligent sewage system and sewage method |
| CN110094863A (en) * | 2019-04-22 | 2019-08-06 | 宁夏医科大学总医院 | A kind of reverse flow purging method for cleaning central air-conditioning |
| CN110595261A (en) * | 2019-10-08 | 2019-12-20 | 瑞纳智能设备股份有限公司 | Cleaning method of hybrid energy heat exchange unit with water quality detection function |
| CN110762582A (en) * | 2019-10-10 | 2020-02-07 | 威斯安(深圳)科技有限公司 | Heat exchange unit with self-cleaning function |
-
2013
- 2013-09-18 CN CN201320582848.0U patent/CN203550764U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106017189A (en) * | 2016-06-30 | 2016-10-12 | 安吉沃佳竹木科技有限公司 | Bamboo product dyeing waste water waste heat recovery system and recovery method thereof |
| CN106422493A (en) * | 2016-10-26 | 2017-02-22 | 广东高而美制冷设备有限公司 | Intelligent sewage system and sewage method |
| CN106422493B (en) * | 2016-10-26 | 2018-11-06 | 广东高而美制冷设备有限公司 | A kind of intellectual blowing system and method for discharging pollution |
| CN110094863A (en) * | 2019-04-22 | 2019-08-06 | 宁夏医科大学总医院 | A kind of reverse flow purging method for cleaning central air-conditioning |
| CN110595261A (en) * | 2019-10-08 | 2019-12-20 | 瑞纳智能设备股份有限公司 | Cleaning method of hybrid energy heat exchange unit with water quality detection function |
| CN110762582A (en) * | 2019-10-10 | 2020-02-07 | 威斯安(深圳)科技有限公司 | Heat exchange unit with self-cleaning function |
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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 |
Granted publication date: 20140416 |
|
| CX01 | Expiry of patent term |