CN204040109U - Without negative pressure constant pressure water supply equipment experimental rig - Google Patents
Without negative pressure constant pressure water supply equipment experimental rig Download PDFInfo
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- CN204040109U CN204040109U CN201420539073.3U CN201420539073U CN204040109U CN 204040109 U CN204040109 U CN 204040109U CN 201420539073 U CN201420539073 U CN 201420539073U CN 204040109 U CN204040109 U CN 204040109U
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- supply equipment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model discloses a kind of without negative pressure constant pressure water supply equipment experimental rig, it comprises fluid reservoir, outlet pipeline system, inlet pipeline system, return water pipeline system, gas discharge pipe system, compression system, water charging system, and fluid reservoir wherein, outlet pipeline system, inlet pipeline system and tested device form a closed system jointly.During test, the inlet pressure of tested device is ensured by system pressure, need not carry out supercharging, energy conservation by other pump; Test complete, by return water pipeline system, the water of discharging in tested device passes back into fluid reservoir fast, realizes the recycling of test water, saving resource.
Description
Technical field
The utility model relates to a kind of without negative pressure constant pressure water supply equipment experimental rig, and especially a kind of delivery test is without negative pressure constant pressure water supply equipment experimental rig.
Background technology
Delivery test is a requisite important step in no-negative-pressure water supply equipment manufacturing process.During test, water inlet tap water pipe network pressure during in order to simulate no-negative-pressure water supply equipment actual use, need by equipment access tap water pipe network or preposition force (forcing) pump, water resource waste when can cause test adjustment like this and extra energy consumption.The experimental rig type of no-negative-pressure water supply equipment, generally has following several:
1. pipe network straightway testing method: the water inlet of no-negative-pressure water supply equipment is directly connected with tap water pipe network, the delivery port of no-negative-pressure water supply equipment directly logical air test.
Shortcoming: test water can not reuse, and water resource waste is serious.
Advantage: test facilities are very simple, experimental rig drops into and lacks; Except the energy consumption of test own, without additional energy.
Be suitable for: separate unit time simple experiment.
2. fore pump pressurized test method: set up the booster pump matched with no-negative-pressure water supply equipment maximum stream flow in the water inlet of no-negative-pressure water supply equipment, during test, water from pond to booster pump to tested no-negative-pressure water supply equipment again to getting back to pond.
Shortcoming: test facilities relative complex, experimental rig drops into more; In whole test adjustment process, booster pump must work in the moment, and power consumption is large.
Advantage: test water reuses, saving water resource.
Be suitable for: existing GB and rower recommend the experimental rig adopted, and are the experimental rigs that current large-scale production no-negative-pressure water supply equipment enterprise generally adopts.
Utility model content
The technical assignment of the technical problems to be solved in the utility model and proposition is that the test water overcoming prior art existence can not reuse, water resource waste is serious, test facilities relative complex, the defect such as consume energy large, provides a kind of water saving, energy-conservation without negative pressure constant pressure water supply equipment experimental rig.
For achieving the above object, of the present utility model without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: comprise fluid reservoir, outlet pipeline system, inlet pipeline system, gas discharge pipe system, return water pipeline system, compression system, water charging system;
Described outlet pipeline system, inlet pipeline system, return water pipeline system, compression system, water charging system are connected on described fluid reservoir;
Described inlet pipeline system comprises water inlet pipe and is connected to intake pressure vacuum meter, feed water flow gauge, the inlet pipeline valve on described water inlet pipe, one end of described water inlet pipe is connected with described fluid reservoir, and the other end of described water inlet pipe is used for being connected with the water inlet of tested no-negative-pressure water supply equipment;
Described gas discharge pipe system comprises stack and is connected to the gas exhausting valve on described stack, and one end of described stack is connected to the upstream end of the inlet pipeline valve of described inlet pipeline system, and the other end of described stack leads to air;
Described return water pipeline system comprises backwater gas phase pipe and is connected to the water-returning control valve on described backwater gas phase pipe, one end of described backwater gas phase pipe is connected to the inlet pipeline valve downstream part of described inlet pipeline system, and the other end of described backwater gas phase pipe is connected with described fluid reservoir;
Described outlet pipeline system comprises outlet pipe and is connected to use Fluid Dynamics valve, water flow meter, the discharge pressure table on described outlet pipe, one end of described outlet pipe is connected with described fluid reservoir, and the other end of described outlet pipe is used for being connected with the delivery port of tested no-negative-pressure water supply equipment;
Described compression system comprises air compressor machine, forcing pipe and is connected to pressure pipeline valve, compression system pressure meter, the compression system flap valve on described forcing pipe, one end of described forcing pipe is connected with described fluid reservoir, and the other end of described forcing pipe is connected with described air compressor machine;
Described water charging system comprises fluid level controller, filling pipe, moisturizing internally piloted valve, one end of described filling pipe is connected with fluid reservoir, the other end of described filling pipe is connected with pressure water source, described moisturizing internally piloted valve is connected on described filling pipe, and described fluid level controller to be connected on described moisturizing internally piloted valve and to be placed in described fluid reservoir.
As optimization technique means: described fluid reservoir, inlet pipeline system, return water pipeline system form a closed loop system, described fluid reservoir, inlet pipeline system, outlet pipeline system and tested no-negative-pressure water supply equipment form a closed loop system.
As optimization technique means: the installation site of described inlet pipeline system is the highest, take second place in the installation site of described return water pipeline system, take second place again in the installation site of tested no-negative-pressure water supply equipment and described outlet pipeline system, the installation site of described fluid reservoir is minimum.
As optimization technique means: the stack of described gas discharge pipe system is drawn at the peak of described water inlet pipe.
As optimization technique means: under the water inlet pipe of described inlet pipeline system and the outlet pipe of outlet pipeline system extend the liquid level of fluid reservoir; The backwater gas phase pipe of described return water pipeline system and the forcing pipe of compression system are higher than the liquid level of described fluid reservoir.
As optimization technique means: in described outlet pipeline system is 1 or in parallel multiple with Fluid Dynamics valve.
The beneficial effects of the utility model are:
1. test water recycling, saving water resource;
2. the process of the test preposition booster pump that do not need the moment to work, only need air compressor machine automatically to the in good time ftercompction of closed system, process of the test energy consumption reduces greatly.
Accompanying drawing explanation
Fig. 1 is workflow diagram of the present utility model;
Number in the figure illustrates: 1-fluid reservoir, 2-outlet pipeline system, 3-outlet pipe, 4-Fluid Dynamics valve, 5-water flow meter, 6-discharge pressure table, the tested no-negative-pressure water supply equipment of 7-, 8-inlet pipeline system, 9-intake pressure vacuum meter, 10-feed water flow gauge, 11-inlet pipeline valve, 12-water inlet pipe, 13-gas discharge pipe system, 14-stack, 15-gas exhausting valve, 16-return water pipeline system, 17-water-returning control valve, 18-backwater gas phase pipe, 19-compression system, 20-pressure pipeline valve, 21-forcing pipe, 22-compression system pressure meter, 23-compression system flap valve, 24-air compressor machine, 25-water charging system, 26-fluid level controller, 27-filling pipe, 28-moisturizing internally piloted valve.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is described further.
As shown in Figure 1, of the present utility model without negative pressure constant pressure water supply equipment experimental rig, comprise fluid reservoir 1, outlet pipeline system 2, inlet pipeline system 8, gas discharge pipe system 13, return water pipeline system 16, compression system 19, water charging system 25;
Outlet pipeline system 2, inlet pipeline system 8, return water pipeline system 16, compression system 19, water charging system 25 are connected on fluid reservoir 1;
Intake pressure vacuum meter 9, feed water flow gauge 10, inlet pipeline valve 11 that inlet pipeline system 8 comprises water inlet pipe 12 and is connected on water inlet pipe 12, one end of water inlet pipe 12 is connected with fluid reservoir 1, and the other end of water inlet pipe 12 is used for being connected with the water inlet of tested no-negative-pressure water supply equipment 7;
The gas exhausting valve 15 that gas discharge pipe system 13 comprises stack 14 and is connected on stack 14, one end of stack 14 is connected to the upstream end (with tested no-negative-pressure water supply equipment 7 for reference) of the inlet pipeline valve 11 of inlet pipeline system 8, and the other end of stack 14 leads to air;
The water-returning control valve 17 that return water pipeline system 16 comprises backwater gas phase pipe 18 and is connected on backwater gas phase pipe 18, one end of backwater gas phase pipe 18 is connected to inlet pipeline valve 11 downstream part (with tested no-negative-pressure water supply equipment 7 for reference) of inlet pipeline system 8, and the other end of backwater gas phase pipe 18 is connected with fluid reservoir 1;
Outlet pipeline system 2 comprises outlet pipe 3 and is connected to use Fluid Dynamics valve 4, water flow meter 5, the discharge pressure table 6 on outlet pipe 3, one end of outlet pipe 3 is connected with fluid reservoir 1, and the other end of outlet pipe 3 is used for being connected with the delivery port of tested no-negative-pressure water supply equipment 7;
Compression system 19 comprises air compressor machine 24, forcing pipe 21 and is connected to pressure pipeline valve 20, compression system pressure meter 22, the compression system flap valve 23 on forcing pipe 21, one end of forcing pipe 21 is connected with fluid reservoir 1, and the other end of forcing pipe 21 is connected with air compressor machine 24;
Water charging system 25 comprises fluid level controller 26, filling pipe 27, moisturizing internally piloted valve 28, one end of filling pipe 27 is connected with fluid reservoir 1, the other end of filling pipe 27 is connected with pressure water source, moisturizing internally piloted valve 28 is connected on filling pipe 27, and fluid level controller 26 to be connected on moisturizing internally piloted valve 28 and to be placed in fluid reservoir 1.
Further, fluid reservoir 1, inlet pipeline system 8, return water pipeline system 16 form a closed loop system, and fluid reservoir 1, inlet pipeline system 8, outlet pipeline system 2 form a closed loop system with tested no-negative-pressure water supply equipment 7.The installation site of inlet pipeline system 8 is the highest, takes second place in the installation site of return water pipeline system 16, and take second place again in the installation site of tested no-negative-pressure water supply equipment 7 and outlet pipeline system 2, the installation site of fluid reservoir 1 is minimum.The stack 14 of gas discharge pipe system 13 is drawn at the peak of water inlet pipe 12.Under the water inlet pipe 12 of inlet pipeline system 8 and the outlet pipe 3 of outlet pipeline system 2 extend the liquid level of fluid reservoir 1; The backwater gas phase pipe 18 of return water pipeline system 16 and the forcing pipe 21 of compression system 19 are higher than the liquid level of fluid reservoir 1.In outlet pipeline system 2 is 1 or in parallel multiple with Fluid Dynamics valve 4.
During test, be connected by the water inlet of tested no-negative-pressure water supply equipment 7 with inlet pipeline system 8, the delivery port of tested no-negative-pressure water supply equipment 7 is connected with outlet pipeline system 2.
The course of work of the present utility model is the flow direction of fluid (when the arrow in Fig. 1 represents test):
1. fluid reservoir water-filling: open gas exhausting valve 15, by moisturizing internally piloted valve 28 to fluid reservoir 1 water-filling.The liquid level of moisturizing internally piloted valve 28 is arranged, and accounts for 1/4 ~ 1/5 of whole tank volume be advisable with air volume in fluid reservoir 1.
2. tested device access: tested no-negative-pressure water supply equipment 7 is accessed experimental rig.
3. system pressurising: close with Fluid Dynamics valve 4, inlet pipeline valve 11, gas exhausting valve 15, water-returning control valve 17, open pressure pipeline valve 20, start air compressor machine 24, to system pressurising.Be 0.28MPa according to city planting ductwork feed pressure value, the automatic operation pressure limit of setting compression system 19 is 0.25 ~ 0.30MPa.
4. system exhaust water-filling: on process 3 basis, first open each service valve on tested no-negative-pressure water supply equipment 7, open partly or entirely with Fluid Dynamics valve 4 again, open inlet pipeline valve 11 again, slowly open gas exhausting valve 15, system (comprising tested no-negative-pressure water supply equipment 7) interior air passes through stack 14 discharged to air, simultaneously, hoist from lower, water in fluid reservoir 1 is pushed system (comprising tested no-negative-pressure water supply equipment 7) by the air of precompressed in tank, until when water overflows from stack 14, close gas exhausting valve 15 at once.According to the pump structure form be equipped with in tested no-negative-pressure water supply equipment 7 and mounting means, also need air on each pump in blowdown pump.
5. test: start test.
6. tested device backwater: test event is complete, first close inlet pipeline valve 11, to open on tested no-negative-pressure water supply equipment 7 each service valve again and with Fluid Dynamics valve 4, open water-returning control valve 17 again, inlet pipeline valve 11 and automatically flow back to fluid reservoir 1 with the water in the system between Fluid Dynamics valve 4.
7. tested device is separated: closedown Fluid Dynamics valve 4, inlet pipeline valve 11, water-returning control valve 17, sheds inlet pipeline valve 11 and with the system pressure between Fluid Dynamics valve 4, pulls down tested no-negative-pressure water supply equipment 7.
8. second tested device access: on the basis of the above, access second tested device, repeat said process 4,5,6,7.
In above-mentioned process of the test, before test, access is tested no-negative-pressure water supply equipment without precompressed, and what pull down after test is the tested no-negative-pressure water supply equipment having precompressed, therefore, an often test equipment, test macro inner air pressure all can decline one and be worth; Meanwhile, because the water tested in rear tested no-negative-pressure water supply equipment can not be discharged totally completely, therefore, often test an equipment, equipment all can take away a small amount of water.The reduction of said system pressure, is completed by compression system 19 automatic compensation; In fluid reservoir, the reduction of liquid level is completed by water charging system 25 automatic water supplement.The pressure water source that automatic water replenishing system is external, its pressure must not be less than the compression system 19 automatic operation upper limit of pressure value of setting.
Claims (6)
1. without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: comprise fluid reservoir (1), outlet pipeline system (2), inlet pipeline system (8), gas discharge pipe system (13), return water pipeline system (16), compression system (19), water charging system (25);
Described outlet pipeline system (2), inlet pipeline system (8), return water pipeline system (16), compression system (19), water charging system (25) are connected on described fluid reservoir (1);
Described inlet pipeline system (8) comprises water inlet pipe (12) and is connected to intake pressure vacuum meter (9), feed water flow gauge (10), the inlet pipeline valve (11) on described water inlet pipe, one end of described water inlet pipe (12) is connected with described fluid reservoir (1), and the other end of described water inlet pipe (12) is used for being connected with the water inlet of tested no-negative-pressure water supply equipment (7);
Described gas discharge pipe system (13) comprises stack (14) and is connected to the gas exhausting valve (15) on described stack (14), one end of described stack (14) is connected to the upstream end of the inlet pipeline valve (11) of described inlet pipeline system (8), and the other end of described stack (14) leads to air;
Described return water pipeline system (16) comprises backwater gas phase pipe (18) and is connected to the water-returning control valve (17) on described backwater gas phase pipe (18), one end of described backwater gas phase pipe (18) is connected to inlet pipeline valve (11) downstream part of described inlet pipeline system (8), and the other end of described backwater gas phase pipe (18) is connected with described fluid reservoir (1);
Described outlet pipeline system (2) comprises outlet pipe (3) and is connected to use Fluid Dynamics valve (4), water flow meter (5), the discharge pressure table (6) on described outlet pipe (3), one end of described outlet pipe (3) is connected with described fluid reservoir (1), and the other end of described outlet pipe (3) is used for being connected with the delivery port of tested no-negative-pressure water supply equipment (7);
Described compression system (19) comprises air compressor machine (24), forcing pipe (21) and is connected to pressure pipeline valve (20), compression system pressure meter (22), the compression system flap valve (23) on described forcing pipe (21), one end of described forcing pipe (21) is connected with described fluid reservoir (1), and the other end of described forcing pipe (21) is connected with described air compressor machine (24);
Described water charging system (25) comprises fluid level controller (26), filling pipe (27), moisturizing internally piloted valve (28), one end of described filling pipe (27) is connected with fluid reservoir (1), the other end of described filling pipe (27) is connected with pressure water source, described moisturizing internally piloted valve (28) is connected on described filling pipe (27), and described fluid level controller (26) is connected to described moisturizing internally piloted valve (28) and goes up and be placed in described fluid reservoir (1).
2. according to claim 1 without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: described fluid reservoir (1), inlet pipeline system (8), return water pipeline system (16) composition closed loop system, described fluid reservoir (1), inlet pipeline system (8), outlet pipeline system (2) and tested no-negative-pressure water supply equipment (7) form a closed loop system.
3. according to claim 1 without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: the installation site of described inlet pipeline system (8) is the highest, take second place in the installation site of described return water pipeline system (16), take second place again in the installation site of tested no-negative-pressure water supply equipment (7) and described outlet pipeline system (2), the installation site of described fluid reservoir (1) is minimum.
4. according to claim 1 without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: the stack (14) of described gas discharge pipe system (13) is drawn at the peak of described water inlet pipe (12).
5. according to claim 1 without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: under the water inlet pipe (12) of described inlet pipeline system (8) and the outlet pipe (3) of outlet pipeline system (2) extend the liquid level of fluid reservoir (1); The backwater gas phase pipe (18) of described return water pipeline system (16) and the forcing pipe (21) of compression system (19) are higher than the liquid level of described fluid reservoir (1).
6. according to claim 1 without negative pressure constant pressure water supply equipment experimental rig, it is characterized in that: in described outlet pipeline system (2) is 1 or in parallel multiple with Fluid Dynamics valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420539073.3U CN204040109U (en) | 2014-09-19 | 2014-09-19 | Without negative pressure constant pressure water supply equipment experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420539073.3U CN204040109U (en) | 2014-09-19 | 2014-09-19 | Without negative pressure constant pressure water supply equipment experimental rig |
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| Publication Number | Publication Date |
|---|---|
| CN204040109U true CN204040109U (en) | 2014-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420539073.3U Withdrawn - After Issue CN204040109U (en) | 2014-09-19 | 2014-09-19 | Without negative pressure constant pressure water supply equipment experimental rig |
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| Country | Link |
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| CN (1) | CN204040109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234136A (en) * | 2014-09-19 | 2014-12-24 | 新昌德力石化设备有限公司 | Non-negative pressure constant pressure water supply equipment tester |
| CN107237742A (en) * | 2017-05-31 | 2017-10-10 | 南方中金环境股份有限公司 | Novel intelligent supply equipment evaluation system |
-
2014
- 2014-09-19 CN CN201420539073.3U patent/CN204040109U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104234136A (en) * | 2014-09-19 | 2014-12-24 | 新昌德力石化设备有限公司 | Non-negative pressure constant pressure water supply equipment tester |
| CN104234136B (en) * | 2014-09-19 | 2015-08-19 | 新昌德力石化设备有限公司 | Without negative pressure constant pressure water supply equipment experimental rig |
| CN107237742A (en) * | 2017-05-31 | 2017-10-10 | 南方中金环境股份有限公司 | Novel intelligent supply equipment evaluation system |
| CN107237742B (en) * | 2017-05-31 | 2019-04-05 | 浙江大学 | Intelligent water supply equipment evaluation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20150819 |
|
| RGAV | Abandon patent right to avoid regrant |