CN205013310U - Towed bottom valve water filling device of water pump - Google Patents
Towed bottom valve water filling device of water pump Download PDFInfo
- Publication number
- CN205013310U CN205013310U CN201520755306.8U CN201520755306U CN205013310U CN 205013310 U CN205013310 U CN 205013310U CN 201520755306 U CN201520755306 U CN 201520755306U CN 205013310 U CN205013310 U CN 205013310U
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- CN
- China
- Prior art keywords
- water
- water pump
- cover plate
- filter screen
- intaking
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to a towed bottom valve water filling device of water pump, including filter screen, rings, apron, bearing, water pump inlet tube, the horn tube of intaking, fixed loop, guy rope, rotation axis and sealing strip, filter screen opening end shield intake the horn tube lower extreme and fix the horn tube of intaking on, apron and water pump horn tube to intake the horn mouth size identical, the apron is connected at horn tube one side inner edge of intaking through bearing movably, the horn tube opposite side outer fringe of intaking is provided with the fixed loop, the rotation axis is located water pump inlet tube nose, rings are fixed at the apron bottom, the guy rope passes the fixed loop in proper order and rings are connected with the rotation axis to fix on the rotation axis, the utility model discloses can adopt manual work or dominant exterior's method, through the tractive effect of guy rope, make the apron rotate to the horn tube of intaking, until rotating the horn mouth department of intaking to the horn mouth shutoff of will intaking when the water pump priming, can guarantee to inject the water of water pump, can't be flowed out by the horn mouth of intaking, in order to accomplish the water process of filling to the water pump.
Description
One, affiliated field
The present invention relates to the towed bottom valve filling device of a kind of water pump.
Two, background technique
Pumping plant plays more and more important effect in the development of the national economy, and water pump, as universal machine, has been widely used in the daily life of development of the national economy all departments and urban and rural residents.Most centrifugal pump pumping plant is for reducing embedded depth of foundation, and be beneficial to construction, ventilation, daylighting, protection against the tide and prevent influence on groundwater, water pump generally adopts on the occasion of setting height(from bottom) structural type, like this, be not full of water in it before usual water pump operation, if directly start, water pump cannot normally work.So, on the occasion of the Centrifugal water pump of setting height(from bottom), need water-filling (being commonly called as pump priming) before activation.
At present, in pumping plant, general employing Nash hytor water filling system is water pump water-filling, and in some small pumping stations, in order to reduce investment, reduce operation and maintenance cost, particularly flowing type pumping plant, manual type is adopted to be water pump water-filling, like this, common way installs bottom valve (be commonly called as basket strainer, the inside is provided with a safety check) just can complete water filling process in pump water inlet water inlet.Because the loss of head of bottom valve place is comparatively large, reduce pumping station operation efficiency, and occur that bottom valve is not closed completely the phenomenon maybe cannot cut out, and causes bottom valve to leak, can not complete the needs of water pump water-filling, use inconvenience, make water pump water-filling become more difficult sometimes.In order to improve the water-filling performance of water pump, also have and adopt water borne type bottom valve water-filling mode, position suitable in the middle of intake pipe is moved to by water inlet pipe mouth by bottom valve, but it needs sufficiently long intake pipe, just water pump water filling process can be completed, and, the existence of bottom valve causes loss of head to increase, reduce pumping station operation efficiency, meanwhile, use inconvenience.
Three, summary of the invention
For reducing the energy loss that existing bottom valve brings, not establishing bottom valve in intake pipe water inlet, to improve pumping station operation efficiency, for this reason, the invention provides the towed bottom valve filling device of a kind of water pump; The present invention is when water pump operation, cover plate can deadweight and lead effect under, tightly abut in the side that filter screen presents plane, namely reduce the loss of head in basket strainer, eliminate again vacuum pump extract system, simultaneously, filter screen serves good filtration, ensure that the normal operation of water pump, easy to use, flexible, meet need of production.
The present invention can adopt the method for artificial or outer power, by the traction action of lead, cover plate is rotated to water-inlet horn pipe, until turn to water-inlet horn mouth place, and by the shutoff of water-inlet horn mouth, when water pump water-filling, the water pouring into water pump can be ensured, cannot be flowed out by water-inlet horn mouth, to complete the water filling process to water pump.
The towed bottom valve filling device of a kind of water pump, comprises filter screen, suspension ring, cover plate, bearing, pump water inlet, water-inlet horn pipe, retaining ring, lead, running shaft and Stamping Steel Ribbon;
The transverse section (namely filter screen is perpendicular to the cross section of intake pipe water (flow) direction) of described filter screen is in gateway opening shape, and filter screen side is plane; Filter screen one end open, its opening end covers on water-inlet horn pipe lower end and is fixed on water-inlet horn pipe, plays the effect of filtering water; Described cover plate is circular, and the water-inlet horn mouth size of cover plate and water pump oviduct matches; Cover plate is arranged in filter screen, when cover plate upwards rotates, water-inlet horn mouth can be blocked; Cover plate is movably connected in water-inlet horn pipe side (namely filter screen is plane side) inner edge by bearing, to make cover plate can around bearing rotary; Water-inlet horn pipe opposite side outer rim is provided with retaining ring; Cover plate is provided with Stamping Steel Ribbon.Described running shaft is positioned at the pipe top of pump water inlet appropriate location; Described suspension ring are fixed on cover plate bottom; Described lead is connected with running shaft with suspension ring through retaining ring successively, and fixes on the rotary shaft; When running shaft rotates, can drive lead counterclockwise or turn clockwise, lead is mainly used in tractive cover plate.
When the present invention works, namely before water pump needs operation work, the gate valve first switched off the pump on outlet pipe, more manually or electronic mode start running shaft, running shaft is rotated clockwise, when running shaft rotates, lead can be driven to move, and cover plate is under the effect of lead, can rotate clockwise along bearing, until pump water inlet horn mouth is all blocked, the rotation of the axle that stops the rotation, and lead is strained always.Like this, water irrigating hole by water pump top is poured water in water pump, under gravity, the water pouring into water pump can flow into pump water inlet, due to, the plugging action of cover plate, enter the water of pump water inlet, would not flow in water inlet pool, but be stored in pump water inlet always, simultaneously, gas in pump water inlet enters in air by water pump water irrigating hole, when the water pouring into water pump reaches certain water yield, water will be full of pump water inlet gradually, in one section of pumping line before water pump inner chamber and gate valve, pump water inlet, the gas of one section of pumping line before water pump inner chamber and gate valve all enters in air, complete the requirement of water pump water-filling.After water pump water-filling completes, block water pump water irrigating hole, normally can start water pump; After water pump normally starts, restart running shaft, and running shaft is rotated counterclockwise, drive lead movement counterclockwise, make cover plate produce rotating counterclockwise around bearing, until on the filter screen making cover plate tightly abut in plane side.Now, pump water inlet directly communicates with the water source in water inlet pool, then, the gate valve on outlet conduit can be opened lentamente, water in water inlet pool by water-inlet horn mouth, can enter into pump water inlet, then is transported to pumping line by water pump, water just can be transported to required place, and water pump is normally worked.When next water pump is restarted, repeat said process, the requirement of water pump water-filling can be completed.
If, pumping line is provided with check valve or gate valve, then after first time has worked, a certain amount of water yield can be stored in outlet pipe, then later water pump water-filling, first cover plate can be compressed water-inlet horn mouth, water-inlet horn mouth is blocked, again the water in outlet pipe is poured in down a chimney in feed-water pump inner chamber and pump water inlet, like this, also can complete the requirement of water pump water-filling; Later water pump water-filling, can complete by above-mentioned steps.
Four, accompanying drawing explanation
The towed bottom valve filling device of Fig. 1 water pump
Fig. 2 filter screen is along the drawing in side sectional elevation perpendicular to intake pipe water (flow) direction
Fig. 3 cover plate detailed drawing
1-filter screen; 2-suspension ring; 3-cover plate; 4-bearing; 5-water-inlet horn mouth; 6-water-inlet horn pipe; 7-retaining ring; 8-lead; 9-pump water inlet; 10-running shaft; 11-Stamping Steel Ribbon
Five, embodiment
As shown in Figure 1, 2, 3, pump water inlet to be fixed on after water inlet pool on wall by Design of Pump Station requirement, filter screen can be made with fine steel rib or other material, main filtration, and filter screen is by being bolted on water-inlet horn pipe, filter screen is a reticular structure being fixed on water-inlet horn pipe lower end, the length direction (namely longitudinally) of filter screen is identical with intake pipe axial direction, the transverse section (perpendicular to intake pipe water (flow) direction) of filter screen is in gateway opening shape, namely filter screen has side to be plane, if water-inlet horn pipe is installed vertically downward, filter screen can be arranged to plane near the side of water inlet pool, if water-inlet horn pipe level is installed, then plane can be arranged in the side of filter screen at the bottom of water inlet pool pond, cover plate is one piece of round member matched with water-inlet horn mouth, can be made by the material with some strength and certain rigidity, as steel plate or rigid plastic sheet etc., cover plate is arranged in inside filter screen, and fix on water-inlet horn mouth by bearing, cover plate is driven to rotate around bearing by lead, when cover plate to be strained by lead and is pressed on horn mouth, in the place that cover plate contacts with horn mouth, be provided with Stamping Steel Ribbon, Stamping Steel Ribbon is rounded, can be made up of flexible material, as rubber, plastics etc. are made, when Main Function is to prevent pump priming, pour into the gap place that the water in water pump contacts with horn mouth via cover plate to spill, play sealing effect, lead can be made with the finer wire of softness or plastic rope, require enough intensity, under the effect of certain pulling force, do not produce stretching phenomenon, lead ring set on retaining ring, suspension ring and running shaft, simultaneously, compact siro spinning technology between lead and suspension ring, can not produce mutual displacement, lead can be strained cover plate and when pouring water in pump, be unlikely to be pulled off and being advisable, the mode that running shaft can adopt manual, electronic or manual and electric to have concurrently, when running shaft rotates, can drive lead counterclockwise or turn clockwise, lead is mainly used in tractive cover plate, require enough moment of rotation, can cover plate be strained, and after keeping water to pour into water pump, gap can not to be contacted with horn mouth by cover plate and spill and be as the criterion, suspension ring can adopt steel loop or cast iron ring etc., are fixed on cover plate bottom, for fixing lead, retaining ring is a stiffening ring being fixed on water-inlet horn mouth outer rim, also can adopt steel loop or cast iron ring etc., be mainly used in drawing and wear lead, such cover plate, can shutoff horn mouth under the traction action of lead, to complete the process of water pump water-filling.
The towed bottom valve filling device of water pump, is rotated by running shaft, drives lead to move, thus drives cover plate to rotate, and with shutoff water-inlet horn mouth, meets the requirement of water pump water-filling, has the following advantages:
(1) bottom valve (basket strainer) can be saved, and water inlet pipe mouth is made bell mouth shape, also can complete the effect of water pump water-filling, bottom valve place energy loss can be reduced so to a great extent, improve pumping station operation efficiency;
(2) structure is simple, can save vacuum pump water filling system, vacuum water tank water filling system, water borne type bottom valve water filling system etc., less investment, flexible and convenient to use, is more suitable for small pumping station or flowing type pumping plant.
Claims (1)
1. the towed bottom valve filling device of water pump, is characterized in that comprising filter screen, suspension ring, cover plate, bearing, pump water inlet, water-inlet horn pipe, retaining ring, lead, running shaft and Stamping Steel Ribbon;
Described filter screen is gateway opening shape perpendicular to the cross section of intake pipe water (flow) direction, and namely filter screen side is plane; Filter screen one end open, its opening end covers on water-inlet horn pipe lower end and is fixed on water-inlet horn pipe, plays the effect of filtering water; Described cover plate is circular, and the water-inlet horn mouth size of cover plate and water pump oviduct matches; Cover plate is arranged in filter screen; It is the water-inlet horn pipe inner edge of plane side that cover plate is movably connected at filter screen by bearing, to make cover plate can around bearing rotary; Water-inlet horn pipe opposite side outer rim is provided with retaining ring; Cover plate is provided with Stamping Steel Ribbon; Described running shaft is positioned at the pipe top of pump water inlet; Described suspension ring are fixed on cover plate bottom; Described lead is connected with running shaft with suspension ring through retaining ring successively, and fixes on the rotary shaft; When running shaft rotates, drive lead is counterclockwise or turn clockwise, and lead is used for tractive cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520755306.8U CN205013310U (en) | 2015-09-26 | 2015-09-26 | Towed bottom valve water filling device of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520755306.8U CN205013310U (en) | 2015-09-26 | 2015-09-26 | Towed bottom valve water filling device of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013310U true CN205013310U (en) | 2016-02-03 |
Family
ID=55211919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520755306.8U Withdrawn - After Issue CN205013310U (en) | 2015-09-26 | 2015-09-26 | Towed bottom valve water filling device of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205013310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134612A (en) * | 2015-09-26 | 2015-12-09 | 山东农业大学 | Pull-type bottom valve water filling device for water pump |
| CN109723655A (en) * | 2018-12-28 | 2019-05-07 | 安徽银龙泵阀股份有限公司 | A kind of Self-priming pump |
-
2015
- 2015-09-26 CN CN201520755306.8U patent/CN205013310U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134612A (en) * | 2015-09-26 | 2015-12-09 | 山东农业大学 | Pull-type bottom valve water filling device for water pump |
| CN105134612B (en) * | 2015-09-26 | 2017-10-20 | 山东农业大学 | The towed bottom valve filling device of water pump |
| CN109723655A (en) * | 2018-12-28 | 2019-05-07 | 安徽银龙泵阀股份有限公司 | A kind of Self-priming pump |
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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: 20160203 Effective date of abandoning: 20171020 |
|
| AV01 | Patent right actively abandoned |