CN203508461U - Single-pump and multi-way high-pressure fluid conveying system for loop switching in automatic pressure adaptation mode - Google Patents
Single-pump and multi-way high-pressure fluid conveying system for loop switching in automatic pressure adaptation mode Download PDFInfo
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- CN203508461U CN203508461U CN201320605716.5U CN201320605716U CN203508461U CN 203508461 U CN203508461 U CN 203508461U CN 201320605716 U CN201320605716 U CN 201320605716U CN 203508461 U CN203508461 U CN 203508461U
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Abstract
The utility model discloses a single-pump and multi-way high-pressure fluid conveying system for loop switching in an automatic pressure adaptation mode. The single-pump and multi-way high-pressure fluid conveying system comprises a liquid storage tank and a reciprocating displacement pump, and further comprises an unloading relief valve arranged on an outlet pipeline of the reciprocating displacement pump. A liquid outlet of the unloading relief valve is communicated with at least two flushing branch circuits. According to the single-pump and multi-way high-pressure fluid conveying system for loop switching in the automatic pressure adaptation mode, when flushing points are switched, the flushing branch circuit which is used currently is closed, the pressure inside the pipeline is increased to reach the system unloading pressure, and a pressure relief loop of the unloading relief valve is switched on to conduct pressure relief; the next flushing loop is switched on, the pressure inside the pipeline is decreased to the system loading pressure, the pressure relief loop of the unloading relief valve is switched off, and high-pressure flushing fluid is loaded and output to the flushing branch circuits through the reciprocating displacement pump; due to the fact that the unloading pressure and the loading pressure of the unloading relief valve are set, a flushing system can automatically adapt to changes of the pressure of the pipeline when the flushing branch circuits are switched, and the pipeline can be steadily flushed in a switching mode; therefore, the operation reliability and stability of the system are improved, and the service life of the system is prolonged.
Description
Technical field
The utility model relates to a kind of high-pressure washing system, and particularly a kind of single pump multichannel is switched rinse-system.
Background technology
High-pressure low-flow rinse-system is the requirement that meets high-pressure low-flow, and its flushing liquor force (forcing) pump selects reciprocating displacement pump as reciprocating displacement pump conventionally.The high-pressure low-flow rinse-system of existing design, adopts pipeline safety valve as pressure relief device, and in flush points handoff procedure, during reciprocating displacement pump positive-stroke, loine pressure sharply raises and causes safety valve to open pressure release; During reciprocating displacement pump backhaul, loine pressure sharply reduces, and safety valve cuts out.
Existing high-pressure low-flow rinse-system is generally only applicable to single-point and rinses, when existing high-pressure low-flow rinse-system is applied to multi-point flushing, in flushing process, the change of flush points makes to need to switch fast flush loop, pipeline safety valve is at loop switch frequent movement in the time period, flushing line strenuous vibration, can cause safety valve rapid failure.
When therefore existing high-pressure low-flow rinse-system is applied to multi-point flushing, operational reliability is low, and vibrations noise is large, the safety valve life-span is extremely short, cannot adapt to the flushing needs that multiple spot distributes.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of single pump multichannel high-pressure fluid induction system of adaptive pressure switching circuit, by existing high-pressure low-flow rinse-system is improved, can meet the needs of multi-point flushing.
Single pump multichannel high-pressure fluid induction system of the adaptive pressure switching circuit of the utility model, comprise fluid reservoir and a reciprocating displacement pump, also comprise the unloading overflow valve being arranged on reciprocating displacement pump export pipeline, the liquid outlet of described unloading overflow valve is communicated with at least two flushing branch roads.
Further, the overfall of described unloading overflow valve is connected with fluid reservoir by woven hose.
Further, on the export pipeline of described reciprocating displacement pump, be also provided with safety valve.
Further, on the export pipeline of described reciprocating displacement pump, be also provided with accumulator.
The beneficial effects of the utility model: single pump multichannel high-pressure fluid induction system of the adaptive pressure switching circuit of the utility model, when carrying out flush points switching, close current use and rinse branch road, pipeline inner pressure raises and reaches system unloaded pressure, and pressure release is opened in the pressure release loop of unloading overflow valve; Next flush loop is opened, and pipeline inner pressure is reduced to system loads pressure, and the pressure release loop of unloading overflow valve is closed, and reciprocating displacement pump loads output high pressure washing liquid to rinsing branch road.By setting pressure unloading and the on-load pressure of unloading overflow valve, make rinse-system automatically adapt to the variation of loine pressure when rinsing branch road switching, can realize and switch stably flushing line, and unloading overflow valve self has the design of valve closing hydraulic damping, while closing, do not produce intense impact, elimination pipeline vibrations, thus this rinse-system reliability of operation and stability improved, significantly extended system service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of single pump multichannel high-pressure fluid induction system of the adaptive pressure switching circuit of the utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in the figure, single pump multichannel high-pressure fluid induction system of the adaptive pressure switching circuit of the present embodiment, comprise fluid reservoir 1 and a reciprocating displacement pump 2, also comprise the unloading overflow valve 3 being arranged on reciprocating displacement pump 2 export pipelines, the liquid outlet of described unloading overflow valve 3 is communicated with at least two flushing branch roads 4.Rinse branch road and comprise nozzle, a woven hose and be arranged on the valve on a woven hose, rinse branch road 4 and can rinse branch road 4 two and two situations that all belong to above multi-point flushing according to concrete rinsing requirement adjustment, in the present embodiment, rinse branch road 4 and be specially 6.Unloading overflow valve 3 belongs to existing apparatus, and it is specifically comprised of relief valve 31 and check valve 32.
When carrying out flush points switching, to close current use and rinse branch road, pipeline inner pressure raises and reaches system unloaded pressure, and pressure release is opened in the pressure release loop of unloading overflow valve 3; Next flush loop is opened, and pipeline inner pressure is reduced to system loads pressure, and the pressure release loop of unloading overflow valve 3 is closed, and reciprocating displacement pump loads output high pressure washing liquid to rinsing branch road.By setting pressure unloading and the on-load pressure of unloading overflow valve 3, make rinse-system automatically adapt to the variation of loine pressure when rinsing branch road switching, can realize and switch stably flushing line, and unloading overflow valve self has the design of valve closing hydraulic damping, while closing, do not produce intense impact, elimination pipeline vibrations, thus this rinse-system reliability of operation and stability improved, significantly extended system service life.
As the improvement to the present embodiment, the overfall of described unloading overflow valve 3 is connected with fluid reservoir 1 by woven hose, and flushing liquor flows back to fluid reservoir 1 from overfall, is conducive to save flushing liquor consumption.
As the improvement to the present embodiment, on the export pipeline of described reciprocating displacement pump 2, be also provided with safety valve 5, when unloading overflow valve lost efficacy, safety valve 5 can play overvoltage protection effect to system.
As the improvement to the present embodiment, on the export pipeline of described reciprocating displacement pump 2, be also provided with accumulator 6, accumulator 6 can be when system pressure be low to system output pressure energy, when system pressure is high absorption pressure energy, thereby eliminate the system pressure fluctuation causing because of reciprocating displacement pump 2 working conditions change etc., assurance system is more stable, work reliably.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (4)
1. single pump multichannel high-pressure fluid induction system of adaptive pressure switching circuit, comprise fluid reservoir and a reciprocating displacement pump, it is characterized in that: also comprise the unloading overflow valve being arranged on reciprocating displacement pump export pipeline, the liquid outlet of described unloading overflow valve is communicated with at least two flushing branch roads.
2. single pump multichannel high-pressure fluid induction system of adaptive pressure switching circuit according to claim 1, is characterized in that: the overfall of described unloading overflow valve is connected with fluid reservoir by woven hose.
3. single pump multichannel high-pressure fluid induction system of adaptive pressure switching circuit according to claim 1 and 2, is characterized in that: on the export pipeline of described reciprocating displacement pump, be also provided with safety valve.
4. single pump multichannel high-pressure fluid induction system of adaptive pressure switching circuit according to claim 3, is characterized in that: on the export pipeline of described reciprocating displacement pump, be also provided with accumulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320605716.5U CN203508461U (en) | 2013-09-26 | 2013-09-26 | Single-pump and multi-way high-pressure fluid conveying system for loop switching in automatic pressure adaptation mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320605716.5U CN203508461U (en) | 2013-09-26 | 2013-09-26 | Single-pump and multi-way high-pressure fluid conveying system for loop switching in automatic pressure adaptation mode |
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| Publication Number | Publication Date |
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| CN203508461U true CN203508461U (en) | 2014-04-02 |
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| CN201320605716.5U Expired - Fee Related CN203508461U (en) | 2013-09-26 | 2013-09-26 | Single-pump and multi-way high-pressure fluid conveying system for loop switching in automatic pressure adaptation mode |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841656A (en) * | 2014-07-10 | 2015-08-19 | 北汽福田汽车股份有限公司 | Cleaning water circuit system and concrete pumping device with same |
| CN104889098A (en) * | 2015-06-09 | 2015-09-09 | 广州骏鹏投资有限公司 | Automatic cleaning device |
| CN106914463A (en) * | 2017-05-02 | 2017-07-04 | 北京石油化工工程有限公司 | High pressure contains the drip irrigation system of solid instrument |
| CN109843455A (en) * | 2016-10-06 | 2019-06-04 | S·维德哈姆 | Device and method for bonding dust |
-
2013
- 2013-09-26 CN CN201320605716.5U patent/CN203508461U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104841656A (en) * | 2014-07-10 | 2015-08-19 | 北汽福田汽车股份有限公司 | Cleaning water circuit system and concrete pumping device with same |
| CN104841656B (en) * | 2014-07-10 | 2017-12-08 | 北汽福田汽车股份有限公司 | It is a kind of to clean water circuit system and there is its concrete pump set |
| CN104889098A (en) * | 2015-06-09 | 2015-09-09 | 广州骏鹏投资有限公司 | Automatic cleaning device |
| CN109843455A (en) * | 2016-10-06 | 2019-06-04 | S·维德哈姆 | Device and method for bonding dust |
| US11285501B2 (en) | 2016-10-06 | 2022-03-29 | Stefan Widhalm | Device and method for binding dust |
| CN106914463A (en) * | 2017-05-02 | 2017-07-04 | 北京石油化工工程有限公司 | High pressure contains the drip irrigation system of solid instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHONGQING DAM ORIGIN CASTING FLUID EQUIPMENT CO., Free format text: FORMER NAME: CHONGQING YONGTAI FLUID CONTROL TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 401121, No. 5, East Honghu Road, 9 North Chongqing New Area (Fortune Tower, block B), No. 14 Patentee after: Chongqing great vein casting fluid equipment Co.,Ltd. Address before: 401121, No. 5, East Honghu Road, 9 North Chongqing New Area (Fortune Tower, block B), No. 14 Patentee before: CHONGQING YONGTAI FLUID CONTROL TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20210926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |