CN202404819U - Mobile serial-parallel comprehensive experimental device for water pump - Google Patents
Mobile serial-parallel comprehensive experimental device for water pump Download PDFInfo
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- CN202404819U CN202404819U CN2011205240501U CN201120524050U CN202404819U CN 202404819 U CN202404819 U CN 202404819U CN 2011205240501 U CN2011205240501 U CN 2011205240501U CN 201120524050 U CN201120524050 U CN 201120524050U CN 202404819 U CN202404819 U CN 202404819U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 198
- 230000001105 regulatory effect Effects 0.000 claims abstract description 5
- 230000037452 priming Effects 0.000 claims description 16
- 238000012546 transfer Methods 0.000 claims description 14
- 230000008676 import Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to a mobile serial-parallel comprehensive experimental device for a water pump and belongs to the technical field of hydraulic experimental devices. The device comprises two sets of water pump systems, a control box, connecting pipelines and switching valves. An experimental system is fixed on a mobile frame with wheels, and water pumps, a water tank, flowmeters, the control box and the pipelines of the system are fixed on a support and crosspieces of the mobile frame; each set of water pump system comprises a water pump, a temperature sensor, a water inlet valve, a vacuum gauge, a pressure gauge, a Venturi flowmeter, a flow regulating valve, a rotameter, a water inlet pipe and a water conveying pipe, the water inlet pipe is connected with the water pump and the water tank, the water conveying pipe is connected with the water pump and a water outlet header pipe, and an outlet of the water outlet header pipe is connected with the water tank; and the water conveying pipes of two sets of water pump systems are connected in series or in parallel through the switching valves so that a water pump characteristic curve is obtained. The utility model has the advantages that the whole device can be moved, the water drainage and the improvement of utilization rate of laboratories are facilitated, a special laboratory is not required to be built, the connecting relation of various components can be intuitively displayed, the teaching is facilitated, and the like.
Description
Affiliated technical field
The utility model relates to a kind of portable water pump series-parallel connection integrated experimental device, belongs to hydraulic experiment device technique field.
Background technology
Experiment of water pump series and parallel and pump characteristic experiment are one of contents of courses important in the courses such as professional fluid mechanics, hydraulics and water pump such as environment, plumbing, building, building, machinery, mining, traffic and pump works.Yet, traditional water pump series and parallel experimental provision exist equipment volume big, take breadboard area big, be fixed on the ground, take deficiency such as place, laboratory.Because cost is high, the experimental provision platform tricks of configuration is generally all less, is difficult to satisfy the experimental teaching needs, has a strong impact on teaching process.
In order to overcome above-mentioned deficiency, Song river rising in Ningxia and flowing into central Shaanxi barge utility model vertical screen type water pump series-parallel connection integrated experimental bench (CN101236708A), water tank is placed on the ground; Other member of water pump series-parallel connection experiment is fixed on the common desktop experiment table of the upright screen of band; Realize the miniaturization of water pump series-parallel connection experimental provision thus, saved the place, laboratory, but because water tank and desk are not an integral body; Mobility is not strong; The water of discharging after experiment finishes in the water tank needs special stringing, does the laboratory of water pump experiment and must design in advance on demand, except that testing as water pump, is difficult to remake the place into other experiment; Breadboard utilization rate is not high, and is old to some, exist the not enough school in laboratory not too suitable; To export water tank and inlet water tank separates, increase parts more; Do not stay exhausr port, be difficult for the air in the extraction pump during operation, may make centrifugal pump produce air sinuses, influence its performance.
The utility model content
The purpose of the utility model provides a kind of portable water pump series-parallel connection integrated experimental device, solves existing testing table and takes up an area of big, problems such as cost is high, mobility difference.
The technical scheme of the utility model is: portable water pump series-parallel connection integrated experimental device; Comprise two cover water pump systems, control boxs and with the connecting tube and the switch valve of its serial or parallel connection; Experimental system is installed on the movable stand of belt wheel, and the water pump of system, water tank, flowmeter, control box and pipeline are fixed on corresponding support of movable stand and the crosspiece; Every cover water pump system comprises water pump, temperature sensor, water intaking valve, vacuum meter, tensimeter, Venturi meter, flow control valve, spinner-type flowmeter, water inlet pipe and water-supply-pipe; The water inlet pipe two ends are connected with water tank with water pump respectively; The water-supply-pipe two ends are connected with outfall sewer with water pump respectively, and the outfall sewer outlet connects water tank; The water-supply-pipe of two cover water pump systems connects through transfer valve realizes serial or parallel connection.
The water pump I of said two cover water pump systems, the import of II are joined with water inlet pipe I, II respectively, and outlet is joined with water-supply-pipe I, II respectively; Be installed into water valve I, II, vacuum meter I, II on two water inlet pipe I, the II respectively successively; Distinguish setting pressure table I, II successively, Venturi meter I, II, flow control valve I, II, spinner-type flowmeter I, II on two water-supply-pipe I, the II.
The water-supply-pipe I of the said first cover water pump system is joined with the water intaking valve II of the second cover water pump system water inlet pipe II and the pipeline between the vacuum meter II through transfer valve I and series connection pipeline, closes the water intaking valve II, can realize water pump series connection experiment; Through the water-supply-pipe II of transfer valve II and second cover water pump system converged after, with water delivery joined simultaneously by house steward for the water-supply-pipe I, can realize water pump parallel connection experiment.Through being used of two transfer valve I, II and water intaking valve II (double as the 3rd transfer valve), realize the serial or parallel connection of two cover water pump systems.
Venturi meter III, total spinner-type flowmeter and outlet regulating valve are installed on the said water delivery house steward successively; Be connected with measuring cell I, II, III through flexible pipe respectively on Venturi meter I, II, the III, on the pipe that connects flexible pipe and Venturi meter, vent valve I, II, III be installed.So that discharge the air in the water pump when before starting mode of pump, centrifugal pump being carried out pump priming.
Be separately installed with a T-valve on the pipeline after said two water-supply-pipe I, II upward pressure table I, the II; Connect through the blow-down pipe I between two T-valve; Two atmospheric valve II, III are installed on the blow-down pipe I; Be connected with the blow-down pipe II through T-valve on the pipeline between two atmospheric valve II, III, water tank is inserted in blow-down pipe II lower end.Experiment can enter water tank with water residual in the piping system through the blow-down pipe II after finishing.
On the pipeline after said two water-supply-pipe I, II upward pressure table I, the II, be connected to pump priming funnel I, II and pump priming valve I, II respectively through threeway.If the experiment water pump is a centrifugal pump, before starting water pump through pipeline on vent valve I, the II at the funnel of installing and the pipe place that is connected flexible pipe and Venturi meter, can carry out pump priming to centrifugal pump, with the air in the discharge centrifugal pump.
Said water tank is two form water tanks of separating through dividing plate with holes, and water tank bottom is equipped with the atmospheric valve I; Two water inlet pipe I, II lower end are inserted in the left lattice of water tank, and water delivery house steward and blow-down pipe II lower end are inserted in the right lattice of water tank.The disturbance that causes with the current recovery tank that reduces rising pipe is to the influence of water inlet.
Said movable stand is to be interconnected mutually by cross bar, montant and crosspiece to consolidate three story frame structures that (welding etc.) constitute; The crosspiece level connects solid on the cross bar on every layer of forward and backward both sides of framework; Bottom frame is provided with the support I, on the angle, four lower ends of movable stand steamboat I, II, III, IV is housed; Two water pump I, II are fixed on the support I of movable stand; Water tank is fixed on the crosspiece II of movable stand; The water delivery house steward is fixed on the crosspiece V, VII, VIII, IX of movable stand; Spinner-type flowmeter I, II and total spinner-type flowmeter are separately fixed on the crosspiece IV, VI of movable stand, and control box is fixed on the crosspiece III of movable stand; Three measuring cell I of Venturi meter, II, III are fixed on the framework on movable stand middle level and upper strata through scaleplate.
On four steamboat I of said movable stand, II, III, the IV brake gear is housed.
The experimental pump and the motor of this device join, and motor and power meter join, and tachometer gage is used to measure motor speed.Water temperature, motor power (output) and motor speed directly read through temperature demonstration, power meter and the tachometer gage in the control box that is installed in the movable stand middle level, and the switch of power supply and pump is installed in the control box.
The course of work of the utility model is: close all valves except that vent valve, open the valve below the pump priming funnel, pump priming; Pump priming is closed the valve under vent valve and the pump priming funnel after finishing; The energising starter motor drives the experimental pump operation, and the water in the supply tank is drawn into water pump, through the water-supply-pipe reflow tank, can carry out pump characteristic experiment, water pump series connection experiment, water pump parallel connection experiment through opening or closing the part valve in the experimentation; Motor speed is measured by tachometer gage, and motor power (output) is measured by power meter, and water temperature is by temperature sensor measurement, and flow is measured by Venturi meter and spinner-type flowmeter; Through adjustment flow control valve conversion different working conditions, record pump characteristic, the water pump series-parallel connection curve.
The utility model makes it become the packaged type experimental provision movably on the stand in one the water pump series-parallel connection integrated experimental system integration, when not experimentizing, can shift onto on one side and place, and has improved breadboard utilization factor; Can shift local easily water of directly discharging in the water tank after experiment finishes onto, not need again the specific placement drainage pipeline or build special laboratory.In addition, can show intuitively that also water pump, each parts are connected with pipeline, are convenient to observation of students and understanding.
Description of drawings
Fig. 1 is the utility model pipe system schematic diagram;
Fig. 2 is the utility model pipeline floor map;
Fig. 3 is the utility model axle side synoptic diagram;
Fig. 4 is the removable framed structure synoptic diagram of the utility model.
101,109,118-atmospheric valve I, II, III among the figure:;-atmospheric valve; The 102-water tank; 103-dividing plate with holes; 104,123-temperature sensor I, II; 105,122-water intaking valve I, II; 107,120-water pump I, II; 127,132-water inlet pipe I, II; 128,133-water-supply-pipe I, II; 106,121-vacuum meter I, II; 108,119-tensimeter I, II; 111,116-flow control valve I, II; 112,115-spinner-type flowmeter I, II; 134-water delivery house steward; 205,207,210-Venturi meter I, II, III; 110,117,124-measuring cell I, II, III; 206,208,209-vent valve I, II, III; 125-outlet regulating valve; House steward's 126-spinner-type flowmeter; 130,131-blow-down pipe I, II; 202,203-pump priming funnel I, II; 201,204-pump priming valve I, II; 113,114-transfer valve I, II; 301,302,303, the wheel of 304-strap brake; 305,306-pump motor I, II; The 307-control box; 308,310-spinner-type flowmeter rail secured IV, VI; 309,311,312,313-water delivery house steward rail secured V, VII, VIII, IX, 401-water pump fixed support I, 402-water tank rail secured II, 403-control box rail secured III.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further, but the protection domain of the utility model is not limited to said content.
Shown in Fig. 1-4; This portable water pump series-parallel connection integrated experimental device; Comprise two cover water pump systems, control boxs and with the connecting tube and the switch valve of its serial or parallel connection; Experimental system is installed on the movable stand of belt wheel, and the water pump of system, water tank, flowmeter, control box and pipeline are fixed on corresponding support of movable stand and the crosspiece; Every cover water pump system comprises water pump, temperature sensor, water intaking valve, vacuum meter, tensimeter, Venturi meter, flow control valve, spinner-type flowmeter, water inlet pipe and water-supply-pipe; The water inlet pipe two ends are connected with water tank with water pump respectively; The water-supply-pipe two ends are connected with outfall sewer with water pump respectively, and the outfall sewer outlet connects water tank; The water-supply-pipe of two cover water pump systems connects through transfer valve realizes serial or parallel connection.
The water pump I 107 of two cover water pump systems, the import of water pump II 120 are joined with water inlet pipe I 127, water inlet pipe II 132 respectively, and outlet is joined with water-supply-pipe I 128, water-supply-pipe II 133 respectively; Be installed into water valve I 105 and water intaking valve II 122, vacuum meter I 106 and vacuum meter II 121 on two water inlet pipe I 127 and the water inlet pipe II 132 respectively successively; Distinguish setting pressure table I 108 and tensimeter II 119, Venturi meter I 205 and Venturi meter II 207, flow control valve I 111 and flow control valve II 116, spinner-type flowmeter I 112 and spinner-type flowmeter II 115 successively on water-supply-pipe I 128 and the water-supply-pipe II 133.
The water-supply-pipe I 128 of the first cover water pump system is joined with the water intaking valve II 122 of the second cover water pump system water inlet pipe II 132 and the pipeline between the vacuum meter II 121 through transfer valve I 113 and series connection pipeline 129; Water-supply-pipe I 128 after the water-supply-pipe II 133 of the transfer valve II 114 and the second cover water pump system is converged, is joined with water delivery house steward 134 simultaneously.Through being used of two transfer valve I, II and water intaking valve II double as the 3rd transfer valve, realize the serial or parallel connection of two cover water pump systems.
Venturi meter III 210, total flow meter 126 and outlet regulating valve 125 are installed on the water delivery house steward 134 successively; Be connected with measuring cell I 110, measuring cell II 117, measuring cell III 124 through flexible pipe respectively on Venturi meter I 205, Venturi meter II 207, the Venturi meter III 210, on the pipe that connects flexible pipe and Venturi meter I, II, III, be separately installed with vent valve I 206, vent valve II 208, vent valve III 209.
Be separately installed with a T-valve on the pipeline after water-supply-pipe I 128 and water-supply-pipe II 133 upward pressure table I 108 and the tensimeter II 119; Connect through blow-down pipe I 130 between two T-valve; Atmospheric valve II 109 and atmospheric valve III 118 are installed on the blow-down pipe I 130; Be connected with blow-down pipe II 131 through T-valve on 118 pipelines of atmospheric valve II 109 and atmospheric valve III, blow-down pipe II 131 lower end water receiving casees 102.Experiment can enter water tank with water residual in the piping system through blow-down pipe II 131 after finishing.
On the pipeline after water-supply-pipe I 128 and water-supply-pipe II 133 upward pressure table I 108 and the tensimeter II 119, be connected to pump priming funnel I 202 and pump priming funnel II 203, pump priming valve I 201 and pump priming valve II 204 respectively through threeway.
Said movable stand is to be welded to each other by cross bar, montant and crosspiece to connect three story frame structures that constitute admittedly; The crosspiece level connects solid on the cross bar on every layer of forward and backward both sides of framework; Bottom frame is provided with support I 401, and strap brake device steamboat I 301, steamboat II 302, steamboat III 303, steamboat IV 304 are housed on the angle, four lower ends of movable stand; Water pump I 107 is fixed on the support I 401 of movable stand with water pump II 120; Water tank 102 is fixed on the crosspiece II 402 of movable stand; Water delivery house steward 134 is fixed on the crosspiece V 309, crosspiece VII 311, crosspiece VIII 312, crosspiece IX 313 of movable stand; Spinner-type flowmeter I 112, spinner-type flowmeter II 115 and total spinner-type flowmeter 126 are separately fixed on the crosspiece IV 308, crosspiece VI 310 of movable stand, and control box 307 is fixed on the crosspiece III 403 of movable stand; The measuring cell I 110 of Venturi meter, measuring cell II 117, measuring cell III 124 are fixed on the framework on movable stand middle level and upper strata through scaleplate.
Claims (9)
1. portable water pump series-parallel connection integrated experimental device; Comprise two cover water pump systems, control boxs and with the connecting tube and the switch valve of its serial or parallel connection; It is characterized in that: experimental system is installed on the movable stand of belt wheel, and the water pump of system, water tank, flowmeter, control box and pipeline are fixed on corresponding support of movable stand and the crosspiece; Every cover water pump system comprises water pump, temperature sensor, water intaking valve, vacuum meter, tensimeter, Venturi meter, flow control valve, spinner-type flowmeter, water inlet pipe and water-supply-pipe; The water inlet pipe two ends are connected with water tank with water pump respectively; The water-supply-pipe two ends are connected with outfall sewer with water pump respectively, and the outfall sewer outlet connects water tank; The water-supply-pipe of two cover water pump systems connects through transfer valve realizes serial or parallel connection.
2. portable water pump series-parallel connection integrated experimental device according to claim 1 is characterized in that: water pump I, the II (107 of two cover water pump systems; 120) import respectively with water inlet pipe I, II (127; 132) join, the outlet respectively with water-supply-pipe I, II (128; 133) join; Two water inlet pipe I, II (127; 132) be installed into water valve I, II (105 on respectively successively; 122), vacuum meter I, II (106; 121); Two water-supply-pipe I, II (128; 133) go up respectively setting pressure table I, II (108 successively; 119), Venturi meter I, II (205; 207), flow control valve I, II (111; 116), spinner-type flowmeter I, II (112; 115).
3. portable water pump series-parallel connection integrated experimental device according to claim 1; It is characterized in that: the water-supply-pipe I (128) of the first cover water pump system is joined with the water intaking valve II (122) of the second cover water pump system water inlet pipe II (132) and the pipeline between the vacuum meter II (121) through transfer valve I (113) and series connection pipeline (129); Water-supply-pipe I (128) after the transfer valve II (114) and the water-supply-pipe II (133) of the second cover water pump system are converged, is joined with water delivery house steward (134) simultaneously.
4. portable water pump series-parallel connection integrated experimental device according to claim 1; It is characterized in that: Venturi meter III (210), total spinner-type flowmeter (126) and outlet regulating valve (125) are installed successively, Venturi meter I, II, III (205 on the water delivery house steward (134); 207; 210) be connected with measuring cell I, II, III (110 through flexible pipe respectively on; 117; 124), on the pipe that connects flexible pipe and Venturi meter, vent valve I, II, III (206 are installed; 208; 209).
5. portable water pump series-parallel connection integrated experimental device according to claim 1 is characterized in that: two water-supply-pipe I, II (128; 133) upward pressure table I, II (108; 119) be separately installed with a T-valve on the pipeline after, connect through blow-down pipe I (130) between two T-valve, two atmospheric valve II, III (109 are installed on the blow-down pipe I (130); 118), two atmospheric valve II, III (109; 118) be connected with blow-down pipe II (131) through T-valve on the pipeline between, water tank (102) is inserted in blow-down pipe II (131) lower end.
6. portable water pump series-parallel connection integrated experimental device according to claim 1 is characterized in that: two water-supply-pipe I, II (128; 133) upward pressure table I, II (108; 119) on the pipeline after, be connected to pump priming funnel I, II (202 respectively through threeway; 203) and pump priming valve I, II (201; 204).
7. portable water pump series-parallel connection integrated experimental device according to claim 1 is characterized in that: the two form water tanks of water tank (102) for separating through dividing plate with holes (103), and atmospheric valve I (101) is equipped with in water tank (102) bottom; Two water inlet pipe I, II (127; 132) lower end is inserted in the left lattice of water tank, and water delivery house steward (134) and blow-down pipe II (131) lower end are inserted in the right lattice of water tank.
8. portable water pump series-parallel connection integrated experimental device according to claim 1; It is characterized in that: movable stand is three story frame structures that interconnected mutually and constituted admittedly by cross bar, montant and crosspiece; The crosspiece level connects solid on the cross bar on every layer of forward and backward both sides of framework; Bottom frame is provided with support I (401), on the angle, four lower ends of movable stand steamboat I, II, III, IV (301 is housed; 302; 303; 304); Two water pump I, II (107; 120) be fixed on the support I (401) of movable stand, water tank (102) is fixed on the crosspiece II (402) of movable stand, and water delivery house steward (134) is fixed on crosspiece V, VII, VIII, the IX (309 of movable stand; 311; 312; 313) on, spinner-type flowmeter I, II (112; 115) and total spinner-type flowmeter (126) be separately fixed at crosspiece IV, the VI (308 of movable stand; 310) on, control box (307) is fixed on the crosspiece III (403) of movable stand; Three measuring cell I of Venturi meter, II, III (110; 117; 124) be fixed on the framework on movable stand middle level and upper strata through scaleplate.
9. portable water pump series-parallel connection integrated experimental device according to claim 1 is characterized in that: four steamboat I of movable stand, II, III, IV (301; 302; 303; Brake gear is housed 304).
Priority Applications (1)
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CN2011205240501U CN202404819U (en) | 2011-12-15 | 2011-12-15 | Mobile serial-parallel comprehensive experimental device for water pump |
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CN2011205240501U CN202404819U (en) | 2011-12-15 | 2011-12-15 | Mobile serial-parallel comprehensive experimental device for water pump |
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CN202404819U true CN202404819U (en) | 2012-08-29 |
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CN2011205240501U Expired - Fee Related CN202404819U (en) | 2011-12-15 | 2011-12-15 | Mobile serial-parallel comprehensive experimental device for water pump |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102411870A (en) * | 2011-12-15 | 2012-04-11 | 昆明理工大学 | Movable device for comprehensive water pump series-parallel connection experiment |
CN112349194A (en) * | 2020-11-13 | 2021-02-09 | 扬州大学 | Novel multifunctional water pump teaching comprehensive experiment device and comprehensive experiment method |
-
2011
- 2011-12-15 CN CN2011205240501U patent/CN202404819U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102411870A (en) * | 2011-12-15 | 2012-04-11 | 昆明理工大学 | Movable device for comprehensive water pump series-parallel connection experiment |
CN102411870B (en) * | 2011-12-15 | 2014-07-30 | 昆明理工大学 | Movable device for comprehensive water pump series-parallel connection experiment |
CN112349194A (en) * | 2020-11-13 | 2021-02-09 | 扬州大学 | Novel multifunctional water pump teaching comprehensive experiment device and comprehensive experiment method |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20141215 |
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EXPY | Termination of patent right or utility model |