CN204755341U - Remove pump station - Google Patents
Remove pump station Download PDFInfo
- Publication number
- CN204755341U CN204755341U CN201520413784.0U CN201520413784U CN204755341U CN 204755341 U CN204755341 U CN 204755341U CN 201520413784 U CN201520413784 U CN 201520413784U CN 204755341 U CN204755341 U CN 204755341U
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- China
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- pump
- nozzle
- self
- joint
- diffusing tube
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Abstract
The utility model discloses a remove pump station. Including the self priming pump, self priming pump (4) are connected with efflux booster pump (7) through connecting pipe (6), efflux booster pump (7) including stretch into the intake be used for the water intaking leading water pipe (702), with nozzle (708) that leading water pipe (702) are connected, with the wet return that nozzle (708) are connected connects (709), the wet return connect (709) with connecting pipe (6) intercommunication, nozzle (708) exit is equipped with anemostat (710), and with anemostat (710) entry forms the low -pressure area, the outlet pipe is connected in anemostat (710). The utility model discloses an efflux booster pump forms the low -pressure area, makes a self priming pump absorptive fluid and efflux booster pump institute's two strands of fluid mixings of absorptive fluid and carries out momentum transfer, and it is increased by the kinetic energy of conveyance fluid to make to that has improved remove pump station inhales journey and flow.
Description
Technical field
The utility model belongs to hydrotechnics field, particularly a kind of movable pump station.
Background technique
At present because China is many
sewerage systemdesign standard is too low, drainage capacity wretched insufficiency.As early as possible improve urban flood defence water drainage ability, become Chinese Urbanization development
the task of top priority.Flood control draining department select movable pump station deal with flood season occur
flood, emergency flood fighting movable pump station just serves critical effect.
During flood season, do not have the hypsography low-lying place ponding in the place of flood discharge capacity or flood discharge capacity deficiency, particularly city more, even non-transformer connects pumping equipment.
Pump suction head is subject to the restriction of pump self character, and the reference level of pump and the ultimate range of the water surface are 10m in theory.Because some land-service road of city is narrow, mobile pump vehicle cannot reach specifies scene, only has the length increasing pump water inlet pipe, certainly will to increase the resistance of water inlet like this, be equivalent to pump suction head is increased, the maximum suction lift of pump may be exceeded, make pump cisco unity malfunction.
Along with the continuous reduction of liquid level, suction head is also increasing thereupon, may exceed the maximum suction lift of pump equally, makes pump cisco unity malfunction.
Along with the continuous change of environment, extreme weather gets more and more, and in certain areas, arid phenomenon often occurs, has higher requirement equally to movable pump station.
Summary of the invention
The purpose of this utility model will solve movable pump station exactly and require strict to water inlet suction head, and journey is inhaled in the water inlet improving pump, thus under low water level and remote condition, realizes drainning off floodwaters and the requirement of drought resisting.
For achieving the above object, the technical solution of the utility model is: a kind of movable pump station, comprises self-priming pump (4), and described self-priming pump (4) is connected with jet flow pressurizing pump (7) by connecting tube (6); Described jet flow pressurizing pump (7) comprises stretches into intake for the aqueduct (702) of fetching water, the nozzle (708) be connected with described aqueduct (702), the returning pipe joint (709) be connected with described nozzle (708); Described returning pipe joint (709) is communicated with described connecting tube (6), and described nozzle (708) outlet port is equipped with diffusing tube (710), and enters interruption-forming low pressure area with described diffusing tube (710); Described diffusing tube (710) connects outlet pipe.
Described self-priming pump (4) bottom is connected with the surge tank (5) for stable liquid pressure.
Described self-priming pump (4) comprises and stretches into the water supply hose (41) of intake for fetching water, the volute (44) be connected with water supply hose (41), be assemblied in the impeller (43) in described volute (44) and stator (42), for the outlet pipe (46) providing the waterproof electric pump (45) of driving force and be connected with described waterproof electric pump (45); Described outlet pipe (46) stretches into described surge tank (5).
Described jet flow pressurizing pump (7) also comprises the valve seat (705) be connected with described aqueduct (702), the bidirectional joint (706) be fixed in described valve seat (705), the backwater base (707) that is connected with the other end of described bidirectional joint (706); Described aqueduct (702) is equipped with filter screen (701), in described valve seat (705), is equipped with spool (703), have guide body (704) in described spool (703) inner sleeve; Described backwater base (707) is assembled returning pipe joint (709) and nozzle (708) respectively, and described returning pipe joint (709) is communicated with described connecting tube (6); Described nozzle (708) outlet port is equipped with diffusing tube (710).
Described diffusing tube (710) comprises trunnion (7101), diffusing tube (7102), water outlet joint (7103).
Compared to the prior art the utility model, has the following advantages:
The utility model forms low pressure area by jet flow pressurizing pump, the fluid two fluids that the fluid that self-priming pump is absorbed and jet flow pressurizing pump absorb mixes and carries out momentum transfer, the kinetic energy being transferred fluid is increased, thus there is the self-priming pump more used than conventional movable pump station have larger suction head, ensure under low water level and remote condition, realize drainning off floodwaters and the requirement of drought resisting.Owing to the addition of surge tank, jet flow pressurizing pump operation will be made more steady, reduce the vibration of system.
Accompanying drawing explanation
Fig. 1 is the utility model pumping plant composition schematic diagram.
Fig. 2 is surge tank of the present utility model and self-priming centrifugal pump and connecting tube connection diagram.
Fig. 3 is the utility model jet flow pressurizing pump structure schematic diagram.
Fig. 4 is diffusing tube structural representation.
In figure: 1 is control system, 2 is trailer, 3 is generator, 4 is self-priming pump, 41 is water supply hose, 42 is stator, 43 is impeller, 44 is volute, 45 is waterproof electric pump, 46 is outlet pipe, 5 is surge tank, 6 is connecting tube, 7 is jet flow pressurizing pump, 701 is filter screen, 702 is aqueduct, 703 is spool, 704 is guide body, 705 is valve seat, 706 is bidirectional joint, 707 is backwater base, 708 is nozzle, 709 is returning pipe joint, 710 is diffusing tube, 7101 is trunnion, 7102 is diffusing tube, 7103 is water outlet joint, 8 is Joystick, 9 is draw-bar.
Embodiment
The following description is only exemplary and be not to limit the disclosure, application or purposes in essence.Should be understood that, in whole accompanying drawing, corresponding reference character represents identical or corresponding parts and feature.
A kind of movable pump station of the utility model as shown in Figure 1, this pumping plant comprises control system 1, trailer 2, generator 3, self-priming pump 4, surge tank 5, connecting tube 6, jet flow pressurizing pump 7, Joystick 8, draw-bar 9.Control system 1, generator 3, self-priming pump 4, surge tank 5, connecting tube 6, jet flow pressurizing pump 7, Joystick 8, draw-bar 9 is fixed on trailer 2.Self-priming pump 4 is fixed on surge tank 5.Surge tank 5 is connected by connecting tube 6 with jet flow pressurizing pump 7.
Self-priming pump 4 as shown in Figure 2 comprises and stretches into the water supply hose 41 of intake for fetching water, the volute 44 be connected with water supply hose 41, be assemblied in the impeller 43 in described volute 44 and stator 42, for the outlet pipe 46 providing the waterproof electric pump 45 of driving force and be connected with waterproof electric pump 45.Self-priming pump 4 is fixed on surge tank 5, and connecting tube 46 is connected with surge tank 5.
Jet flow pressurizing pump as shown in Figure 3 comprises filter screen 701, aqueduct 702, spool 703, guide body 704, valve seat 705, bidirectional joint 706, backwater base 707, nozzle 708, returning pipe joint 709, diffusing tube 710.This assembly mode of execution is: filter screen 701 is assemblied on aqueduct 702, and aqueduct 702 is connected with valve seat 705, and at the in-built dispensing spool 703 of valve seat 705, guide body 704 is inserted in spool 703.Above-mentioned parts are assemblied in one end of bidirectional joint 706, at the other end assembling backwater base 707 of bidirectional joint 706, backwater base 707 assemble returning pipe joint 709 and nozzle 708 respectively, finally at the outlet port of nozzle 708 assembling diffusing tube 710; Returning pipe joint 709 is communicated with connecting tube 6.
Diffusing tube as shown in Figure 4 comprises trunnion 7101, diffusing tube 7102, water outlet joint 7103.
The implementation process of this model utility is such: with Motor Vehicle draw bar connection 9, trailer 2 is moved to required operational site as far as possible, fixes trailer with Joystick 8, then block wheel with the special sleeper carried with car, make it to move.
Self-priming pump water supply hose 41 is assemblied on the water intake flange of self-priming pump, respectively the hose containing filter screen self-priming pump water supply hose 41 and jet flow pressurizing pump 7 is pulled in intake, the delivery hose of jet flow pressurizing pump is connected in the water outlet joint 7103 of diffusing tube.
When confirmation water inlet and outlet flexible pipe connect reliable and trailer fix safe after, starter-generator 3, after generator reaches associated technical parameters, startup self-priming pump 4.Fluid is through self-priming pump 4, done work by the impeller 43 of High Rotation Speed in volute 44 by the fluid of self-priming pump 4 intake, can increase, enter after surge tank 5 voltage stabilizing through outlet pipe 46, enter in jet flow pressurizing pump 7 by connecting tube 6, returning pipe joint 709 again through backwater base 707 flow to nozzle 708, from nozzle 708 ejection at a high speed.Now form vacuum in trunnion 7101 ingress because ambient air is swept away by jet, namely the fluid of the aqueduct 702 of jet flow pressurizing pump 7 is inhaled into.Two fluids exists
trunnionmix in 7101 and carry out momentum transfer, and forming one uniform mixed flow, the kinetic energy being transferred fluid being increased, passes through afterwards
diffusing tube7102 by major part
kinetic energybe converted to pressure energy, the water output connector 7103 finally by diffusing tube connects scupper hose and water is transported to predetermined place.Movable pump station normally can be worked under lower and remote operating mode at water level, make flow increase simultaneously.
Described in the utility model, concrete case study on implementation is only better case study on implementation of the present utility model, is not used for limiting practical range of the present utility model.Namely all equivalences done according to the content of the utility model claim change and modify, all should as technology category of the present utility model.
Claims (5)
1. a movable pump station, comprises self-priming pump (4), it is characterized in that, described self-priming pump (4) is connected with jet flow pressurizing pump (7) by connecting tube (6); Described jet flow pressurizing pump (7) comprises stretches into intake for the aqueduct (702) of fetching water, the nozzle (708) be connected with described aqueduct (702), the returning pipe joint (709) be connected with described nozzle (708); Described returning pipe joint (709) is communicated with described connecting tube (6), and described nozzle (708) outlet port is equipped with diffusing tube (710), and enters interruption-forming low pressure area with described diffusing tube (710); Described diffusing tube (710) connects outlet pipe.
2. movable pump station according to claim 1, is characterized in that, described self-priming pump (4) bottom is connected with the surge tank (5) for stable liquid pressure.
3. movable pump station according to claim 2, it is characterized in that, described self-priming pump (4) comprises and stretches into the water supply hose (41) of intake for fetching water, the volute (44) be connected with water supply hose (41), be assemblied in the impeller (43) in described volute (44) and stator (42), for the outlet pipe (46) providing the waterproof electric pump (45) of driving force and be connected with described waterproof electric pump (45); Described outlet pipe (46) stretches into described surge tank (5).
4. movable pump station according to claim 1, it is characterized in that, described jet flow pressurizing pump (7) also comprises the valve seat (705) be connected with described aqueduct (702), the bidirectional joint (706) be fixed on described valve seat (705), the backwater base (707) that is connected with the other end of described bidirectional joint (706); Described aqueduct (702) is equipped with filter screen (701), in described valve seat (705), is equipped with spool (703), have guide body (704) in described spool (703) inner sleeve; Described backwater base (707) is assembled returning pipe joint (709) and nozzle (708) respectively, and described returning pipe joint (709) is communicated with described connecting tube (6); Described nozzle (708) outlet port is equipped with diffusing tube (710).
5. movable pump station according to claim 4, is characterized in that, described diffusing tube (710) comprises trunnion (7101), diffusing tube (7102), water outlet joint (7103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520413784.0U CN204755341U (en) | 2015-06-16 | 2015-06-16 | Remove pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520413784.0U CN204755341U (en) | 2015-06-16 | 2015-06-16 | Remove pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204755341U true CN204755341U (en) | 2015-11-11 |
Family
ID=54470052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520413784.0U Active CN204755341U (en) | 2015-06-16 | 2015-06-16 | Remove pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204755341U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912818A (en) * | 2015-06-16 | 2015-09-16 | 合肥工业大学 | Movable pump station |
-
2015
- 2015-06-16 CN CN201520413784.0U patent/CN204755341U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912818A (en) * | 2015-06-16 | 2015-09-16 | 合肥工业大学 | Movable pump station |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |