CN202756884U - Closed self-circulation dual-pump positive and reverse flushing device - Google Patents
Closed self-circulation dual-pump positive and reverse flushing device Download PDFInfo
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- CN202756884U CN202756884U CN 201220369090 CN201220369090U CN202756884U CN 202756884 U CN202756884 U CN 202756884U CN 201220369090 CN201220369090 CN 201220369090 CN 201220369090 U CN201220369090 U CN 201220369090U CN 202756884 U CN202756884 U CN 202756884U
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Abstract
The utility model discloses a closed self-circulation dual-pump positive and reverse flushing device which comprises a first valve, a second valve, a third valve, a fourth valve, a filter and a pipeline pump set. The pipeline pump set comprises at least two pipeline pumps in parallel connection, an inlet of the first valve is connected with a to-be-flushed pipeline, an outlet of the first valve is connected with one end of the pipeline pump set, the other end of the pipeline pump set is connected with one end of the filter, the other end of the filter is connected with an outlet of the fourth valve, an inlet of the fourth valve is connected with the to-be-flushed pipeline, the third valve is connected between the outlet of the first valve and the inlet of the fourth valve, and the second valve is connected between the inlet of the first valve and the outlet of the fourth valve. Pipelines of a hydraulic lubrication system can be flushed simultaneously by positive and reverse flushing loops, and accordingly flushing efficiency is improved while flushing quality is guaranteed, and electrical energy is saved effectively.
Description
Technical field
The utility model relates to oil pumping system flushing field, relates in particular to the higher positive back purge system of airtight self-loopa double pump of a kind of flush efficiency.
Background technique
At present, the engineering oil pumping system is a lot, and each system pipeline is diversified in specifications causes, and oil pumping system generally adopts single pump, monotubular filter, one way system flushing, has following shortcoming:
(1) uses a plurality of different flow pumping plants according to the requirement of system, just can reach rinsing quality and duration effect; (2) energy consumption is large; (3) one-way flushing efficient is low, and washing time is long.
The model utility content
The technical problems to be solved in the utility model is the defectives such as low for Rinsing unit flush efficiency in the prior art, that energy consumption is large, provides the airtight self-loopa double pump that a kind of flush efficiency is high, energy consumption is less positive back purge system.
The technological scheme that its technical problem that solves the utility model adopts is:
Provide a kind of airtight self-loopa double pump positive back purge system, comprise the first valve, the second valve, the 3rd valve and the 4th valve, this device also comprises filter and pipeline mounted pump group, and the pipeline mounted pump group comprises at least two pipeline mounted pumps in parallel; Wherein:
The import of the first valve is connected with the flushing line for the treatment of of oil pumping system, the outlet of the first valve is connected with an end of pipeline mounted pump group, the other end of pipeline mounted pump group is connected with an end of filter, the other end of filter is connected with the outlet of the 4th valve, and the import of the 4th valve is connected with treating flushing line;
The 3rd valve is connected between the import of the outlet of the first valve and the 4th valve, and the second valve is connected between the outlet of the import of the first valve and the 4th valve.
In the positive back purge system of airtight self-loopa double pump described in the utility model, filter is duplex filter, and it is connected with the control valve of a controlled filter device cylindrical shell job.
In the positive back purge system of airtight self-loopa double pump described in the utility model, also be connected with the 5th valve between filter and the pipeline mounted pump group, the two ends of the 5th valve connect the 6th valve and the 7th valve, and this Rinsing unit is connected with tank mounting with the 7th valve by the 6th valve.
In the positive back purge system of airtight self-loopa double pump described in the utility model, the first valve, the second valve, the 3rd valve, the 4th valve, the 5th valve, the 6th valve and the 7th valve are the control ball valve.
In the positive back purge system of airtight self-loopa double pump described in the utility model, the flow of every pipeline mounted pump is 1400 liter/mins.
In the positive back purge system of airtight self-loopa double pump described in the utility model, also be connected with the oil sample detection device between filter and the 4th valve.
Enforcement the utlity model has following beneficial effect: the positive back purge system of airtight self-loopa double pump of the present utility model is by two pipeline mounted pumps and a plurality of valve, can form the pipeline of positive and negative two flush loop flushing of hydraulic lubrication systems, can select two pipeline mounted pumps to open simultaneously, when guaranteeing rinsing quality, improve flush efficiency, also effectively saved electric power energy.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation of the positive back purge system of the airtight self-loopa double pump of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 1, in preferred embodiment of the present utility model, the positive back purge system 100 of airtight self-loopa double pump comprises the first valve 11, the second valve 12, the 3rd valve 13 and the 4th valve 14, this device also comprises filter 20 and pipeline mounted pump group 30, and pipeline mounted pump group 30 comprises at least two pipeline mounted pumps in parallel; Be understandable that, also can increase as required the number of units of pipeline mounted pump in parallel.
The import of the first valve 11 is connected with cleaning hose 300 tunnel, the outlet of the first valve 11 is connected with an end of pipeline mounted pump group 30, the other end of pipeline mounted pump group 30 is connected with an end of filter, the other end of filter 20 is connected with the outlet of the 4th valve 14, and the import of the 4th valve 14 is connected with treating flushing line 300;
The 3rd valve 13 is connected between the import of the outlet of the first valve 11 and the 4th valve 14, and the second valve 12 is connected between the outlet of the import of the first valve 11 and the 4th valve 14.
When the first valve 11 and the 4th valve 14 are opened, when the second valve 12 and the 3rd valve 13 are closed, under the dynamic action of pipeline mounted pump, washing solution (can pour in advance the flushing line for the treatment of of oil pumping system) flushing line 300 for the treatment of on the right from Fig. 1 flows out, a pipeline mounted pump through the first valve 11, pipeline mounted pump group 30 enters filter 20, flow into by the 4th valve 14 again and treat flushing line 300, form the first flush loop;
When the first valve 11 and the 4th valve 14 are closed, when the second valve 12 and the 3rd valve 13 are opened, under the dynamic action of pipeline mounted pump, washing solution flushing line 300 for the treatment of of left end from Fig. 1 flows out, another pipeline mounted pump through the 3rd valve 13, pipeline mounted pump group 30 enters filter 20, flow into by the second valve 12 again and treat flushing line 300, form the second flush loop, this second flush loop is opposite with the first flush loop, positive backwash can hocket, so that the flushing pipe for the treatment of of oil pumping system is rinsed totallyer.Can select one of unlatching or two pipeline mounted pumps to carry out circulation flushing according to the size of flow during flushing.The flow of every selected pipeline mounted pump is 1400 liter/mins among the utility model embodiment.
Among the embodiment of the present utility model, filter 20 is duplex filter, and it is connected with the control valve (not shown) of a controlled filter device cylindrical shell job.During filter core in changing filter 20 cylindrical shells, can make the filtration circuit of one of them cylindrical shell be opening state, keep the continuity of flushing when can realize more renew cartridge.
As shown in Figure 1, among the embodiment of the present utility model, the two ends that also are connected with the 5th valve 15, the five valves 15 between filter 20 and the pipeline mounted pump group 30 connect the 6th valve 16 and the 7th valve 17, and this Rinsing unit is connected with tank mounting 200 with the 7th valve 17 by the 6th valve 16.
Before the beginning pipeline cleaning, open the 6th valve 16 and the 7th valve 17, by the oil-filled pumping plant 50 in the tank mounting 200 wash oil in the fuel tank 60 is charged in the oil pumping system by Rinsing unit 100 first, then close the 6th valve 16, the 7th valve 17, the 5th valve 15 is often opened, and starts the positive back purge system 100 of airtight self-loopa double pump.Tank mounting 200 can be withdrawn after being full of oil for system to be cleaned, then gives other systems to be cleaned oil-filled.
The first valve 11, the second valve 12, the 3rd valve 13, the 4th valve 14, the 5th valve 15, the 6th valve 16 and the 7th valve 17 are the control ball valve in an embodiment of the present utility model.
On the basis of above-described embodiment, between filter 20 and the 4th valve 14, also be connected with oil sample detection device 40, one valve 21 is connected with this oil sample detection device 40, regularly opening valve 21 obtains oil sample by oil sample detection device 40 and chemically examines, when result of laboratory test is undesirable, just but throttle down 21 is opened the positive back purge system 100 of airtight self-loopa double pump and is washed.After flushing a period of time, open valve 21, oil sample detection device 40 carries out oil analysis again, then stops flushing if meet the requirements, and continues flushing if meet then, until chemically examine qualified.
As shown in Figure 1, among the embodiment of the present utility model, filter 20 also connects an outlet valve 22, is used for exhaust.
Pipeline mounted pump group in the utility model embodiment's the positive back purge system 100 of airtight self-loopa double pump has two pipeline mounted pumps in parallel, the flushing of applicable many size pipelines system, when guaranteeing rinsing quality, improve flush efficiency, also effectively saved electric power energy; By the pilot line that a plurality of valves form, the positive backwash of applicable pipeline; Adopt duplex filter, continuous flushing in the time of can guaranteeing more renew cartridge; The volume of the positive back purge system 100 of airtight self-loopa double pump of the present utility model is little in addition, is convenient to transportation, greatly reduces cost of transportation.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (6)
1. the positive back purge system of airtight self-loopa double pump is characterized in that, comprise the first valve, the second valve, the 3rd valve and the 4th valve, this device also comprises filter and pipeline mounted pump group, and the pipeline mounted pump group comprises at least two pipeline mounted pumps in parallel; Wherein:
The import of the first valve is connected with the flushing line for the treatment of of oil pumping system, the outlet of the first valve is connected with an end of pipeline mounted pump group, the other end of pipeline mounted pump group is connected with an end of filter, the other end of filter is connected with the outlet of the 4th valve, and the import of the 4th valve is connected with treating flushing line;
The 3rd valve is connected between the import of the outlet of the first valve and the 4th valve, and the second valve is connected between the outlet of the import of the first valve and the 4th valve.
2. the positive back purge system of airtight self-loopa double pump according to claim 1 is characterized in that, filter is duplex filter, and it is connected with the control valve of a controlled filter device cylindrical shell job.
3. the positive back purge system of airtight self-loopa double pump according to claim 1, it is characterized in that, also be connected with the 5th valve between filter and the pipeline mounted pump group, the two ends of the 5th valve connect the 6th valve and the 7th valve, and this Rinsing unit is connected with tank mounting with the 7th valve by the 6th valve.
4. the positive back purge system of airtight self-loopa double pump according to claim 3 is characterized in that, the first valve, the second valve, the 3rd valve, the 4th valve, the 5th valve, the 6th valve and the 7th valve are the control ball valve.
5. the positive back purge system of airtight self-loopa double pump according to claim 1 is characterized in that, the flow of every pipeline mounted pump is 1400 liter/mins.
6. the positive back purge system of each described airtight self-loopa double pump in 5 according to claim 1 is characterized in that, also is connected with the oil sample detection device between filter and the 4th valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220369090 CN202756884U (en) | 2012-07-27 | 2012-07-27 | Closed self-circulation dual-pump positive and reverse flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220369090 CN202756884U (en) | 2012-07-27 | 2012-07-27 | Closed self-circulation dual-pump positive and reverse flushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756884U true CN202756884U (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220369090 Expired - Fee Related CN202756884U (en) | 2012-07-27 | 2012-07-27 | Closed self-circulation dual-pump positive and reverse flushing device |
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| Country | Link |
|---|---|
| CN (1) | CN202756884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935679A (en) * | 2016-05-27 | 2016-09-14 | 上海二十冶建设有限公司 | Multifunctional oil flushing device and application method thereof |
-
2012
- 2012-07-27 CN CN 201220369090 patent/CN202756884U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105935679A (en) * | 2016-05-27 | 2016-09-14 | 上海二十冶建设有限公司 | Multifunctional oil flushing device and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130227 Termination date: 20210727 |