CN106014904A - Pedal type siphon water suction pump and water sucking method thereof - Google Patents

Pedal type siphon water suction pump and water sucking method thereof Download PDF

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Publication number
CN106014904A
CN106014904A CN201610534033.3A CN201610534033A CN106014904A CN 106014904 A CN106014904 A CN 106014904A CN 201610534033 A CN201610534033 A CN 201610534033A CN 106014904 A CN106014904 A CN 106014904A
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CN
China
Prior art keywords
water
piston
pump
pump chamber
foot
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CN201610534033.3A
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Chinese (zh)
Inventor
周小文
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South China University of Technology SCUT
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South China University of Technology SCUT
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Priority to CN201610534033.3A priority Critical patent/CN106014904A/en
Publication of CN106014904A publication Critical patent/CN106014904A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/14—Pumps characterised by muscle-power operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/02—Packing the free space between cylinders and pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F10/00—Siphons

Abstract

The invention discloses a pedal type siphon water suction pump and a water sucking method thereof. The pedal type siphon water suction pump comprises a left water sucking mechanism, a right water sucking mechanism, a supporting rod and a pedal plate arranged on the supporting rod, wherein the water sucking mechanisms are the same in structure, and the supporting rod is arranged between the water sucking mechanisms. Each of the two water sucking mechanisms comprises a pump body and a piston arranged in the pump body, and the pistons are connected with the two end portions of the pedal plate through connecting rods. Each piston is provided with a one-way check valve. A one-way water stop valve is arranged at the bottom of each pump body. Water inlets of the two pump bodies are connected with each other through a water inlet branch pipe and then connected with a water inlet manifold. Upper pump chamber water outlets of the two pump bodies are connected with a water outlet manifold after being connected with each other through a water outlet branch pipe. The water suction pump does not need oil or electricity, only the dead load of the human body is utilized, the both feet alternately and continuously tread the pedal plate, the pistons in the left pump body and the right pump body vertically, alternately and continuously run till low-level water is guided into water in the water outlet branch pipe, water flows out after being gathered in the water outlet manifold in a unified manner, and water at the low position is pressed to the high position.

Description

A kind of foot-operated siphonal water pump and pumping method thereof
Technical field
The present invention relates to the water plug of hydraulic engineering, particularly relate to a kind of foot-operated siphonal water pump and the side of drawing water thereof Method.
Background technology
When in rural area, agricultural vegetable plot or small pieces cereal crops plough and water, without channel gravity irrigation, typically use Electric pump draws water, or uses manually driven waterwheel to draw water, and the most original is then manually to carry water.
(1) Agricultural waterwheel
A kind of old-fashioned agricultural water lift, uses manpower rotating wheel, drives water page, from lower, water is mentioned eminence.Waterwheel Simple structure, typically by tank (long and straight wooden case), water page (loose-leaf), step on cripple, shelf etc. and form.Can arbitrarily be placed in On the ridge in river bank or pool, the tank that only need to will be equipped with blade puts in water, then a people also can two or three people simultaneously Tramping with one's feet and step on the pedal of waterwheel, waterwheel drives lodicule after rotating, and the aquiform stool in river embankment can be with lodicule sound of laughing a quilt in the sink Elevate, flow to rice terrace continuously.
Waterwheel water lift is it is generally required to more than two people cooperate, and arduously, waterwheel is heavy, and water lift height is typically at below 3m.
(2) water pump
Water pump is conveying liquid or the machinery making fluid pressurization.It is by the mechanical energy of prime mover or other external energy transmission Liquid, makes liquid energy increase, and is mainly used to carry liquid and includes water, oil, acid & alkali liquid, emulsion, suspended emulsion and liquid gold Belong to, it is possible to conveying liquid, admixture of gas and the liquid containing suspended solids.Water pump has centrifugal pump, axial-flow pump and mixed flow Pump three kinds, is all by driven by power.
(3) manpower is carried water
Artificial water is disclosed and is carried water.
Above-mentioned three kinds of methods are the most defective.Pumping for water pump needs electricity, and field does not often have power supply, and water pump is the heaviest, Expense is the highest；Waterwheel draws water, and not only waterwheel is heavy, constant movement, and typically wants multiple person cooperational, and water lift height is little (general Less than 3m), it is limited by geographical conditions and limits；Manually carry water, be the way that efficiency is the lowest, and inapplicable for old man.
Summary of the invention
It is an object of the invention to overcome the shortcoming and defect of above-mentioned prior art, it is provided that a kind of simple in construction, save time province Power, the foot-operated siphonal water pump that easy to carry, efficiency is high and pumping method thereof.
The present invention is achieved through the following technical solutions:
A kind of foot-operated siphonal water pump, including the identical water pumping mechanism of two, left and right structure, is arranged on two water pumpers Support bar 1 between structure, the pedal 2 being movably arranged on support bar 1；The two water pumping mechanism all includes a tube structure The pump housing 3 and the piston 4 that is placed in the pump housing 3, the inner space of the pump housing 3 is divided into upper pump chamber 5 and lower pump chamber 6, each work by this piston 4 Plug 4 by a connecting rod 7, is movably articulated in the end of corresponding pedal 2 respectively；
Being equipped with an inlet non return check valve 8 on each piston 4, when piston 4 is descending, it automatically opens up, the volume of lower pump chamber 6 by The least, it is automatically switched off time up, the volume of lower pump chamber 6 is gradually increased；
The bottom of each pump housing 3 has a water inlet, and installs one-way water stop valve 9 in water inlet, when piston 4 is descending its Being automatically switched off, the water of lower pump chamber 6 or air are washed inlet non return check valve 8 open and enter in the upper pump chamber 5 above piston 4；When piston 4 Time up, one-way water stop valve 9 automatically opens up, and inlet non return check valve 8 is closed, and gradually by the water entered in upper pump chamber 5 or air row Go out outside supreme pump chamber 5；
After being interconnected by a water inlet pipe 10 between the water inlet of two pump housings 3, reconnect water inlet manifold 11；Two pump housings After being interconnected by an exit branch 12 between upper pump chamber 5 outlet of 3, reconnect outfall sewer 13.
The middle part of described pedal 2 is using support bar 1 as fulcrum, when up-down alternative motion is made at pedal about 2 two ends, Each piston 4 is driven to make up-down alternative motion in the corresponding pump housing 3 respectively by connecting rod 7, i.e. when one of them water pumping mechanism Piston 4 descending time, the piston 4 of another water pumping mechanism is up；
When piston 4 moves from lower to upper, inlet non return check valve 8 is closed, and lower pump chamber 6 is in evacuation state, makees in vacuum Under with, lower source water is progressed in lower pump chamber 6, if now piston 4 terminates row from lower to upper by one-way water stop valve 9 Journey when changing into moving from top to bottom, inlet non return check valve 8 automatically opens up, and one-way water stop valve 9 is automatically switched off, this pump chamber 6 at present Volume is gradually reduced, and the volume of upper pump chamber 5 is gradually increased, and the water in lower pump chamber 6 progresses into piston 4 by inlet non return check valve 8 In the upper pump chamber 5 of top, when piston 4 terminates basipetal stroke and changes into moving from lower to upper, the water in upper pump chamber 5 The piston 4 that position is gradually increasing is raised, and flows into exit branch 12 by the outlet of upper pump chamber 5；
Piston 4 alternate run reciprocal with this, continuous of two water pumping mechanisms, makes each to flow into the water in exit branch 12, Flow out after collecting in being unified in outfall sewer 13.
When foot-operated siphonal water pump original state, water inlet pipe and water inlet manifold internal gas pressure are an atmospheric pressure P, this Time make to move on one of them piston h1 by pedal 2 transmission, one-way water stop valve 9 opens, and inlet non return check valve 8 is closed, now by Moving on piston, lower pump chamber 6 gas volume is increased to V1, and pressure is reduced to P1, and under inside and outside pressure difference effect, water rising one is high Degree h2, if gas volume is V in former lower pump chamber 6, lower pump chamber 6 internal diameter is that caliber is d in d, water inlet pipe and water inlet manifold0；
By The Ideal-Gas Equation: PV=P1V1
Geometrical relationship:
Equilibrium condition: P=P1+ρgh2
H can be solved by these 3 equations1With h2Between relation equation, i.e. Understand h1With h2It is directly proportional, works as h1Time maximum, h2Also maximum；
When piston declines, one-way water stop valve 9 is closed, and inlet non return check valve 8 opens aerofluxus, until piston reaches lower pump chamber 6 end Portion；Now the pressure in water inlet pipe and water inlet manifold remains P1；And this pump chamber 6 gas volume V at present2It is only water inlet pipe Deduct with water inlet manifold volume and rise the volume of water column i.e.
V 2 = V - πd 2 4 * h 1 .
Upper pump chamber 5 outlet of two pump housings 3 is respectively equipped with downward-sloping water out adapter 14, the two ends of exit branch 12 Bridge respectively between which；Downward-sloping water out adapter 14 makes exit branch 12 overall and outlet forms high low head； Described outfall sewer 13 is less than outlet with the interface position of exit branch 12.
Said two water pumping mechanism symmetry is fixed on a bracing frame 15；Bracing frame 15 is lifting structure.
Described piston 4 is combined by bowl formula rubber ring and metal washer, and one-way water stop valve 9 is arranged on metal washer.
The left and right of described pedal 2 is respectively arranged at two ends with Rubber foot mat 16.
Support frame as described above 15 is provided with arm-rest frame 17.
The described pump housing 3 is stainless steel cylinder structure.
A kind of foot-operated siphon suction method is as follows:
Step one: foot-operated siphonal water pump is placed on enforcement ground, and the good arm-rest frame 17 of frame, by one end of water inlet manifold 11 It is placed in water lower water source；For shortening the first upper water time in the pump housing 3, before alternately trampling pedal 2, first upper to the pump housing 3 Add water in pump chamber 5, to increase the sealing between piston 4 and the pump housing 3 inwall；
Step 2: both feet are stood on the Rubber foot mat 16 at two ends, left and right；When stepping on left foot, the piston 4 of the left side pump housing 3 Move from top to bottom；The one-way water stop valve 9 of the left side pump housing 3 is closed, along with the piston 4 of the left side pump housing 3 moves down, and the left side pump housing Lower pump chamber 6 volume of 3 is gradually reduced, and makes air pressure raise, then the inlet non return check valve 8 of the left side pump housing 3 automatically springs open, the left side pump housing 3 Lower pump chamber 6 in air enter pump chamber 5；
Meanwhile, the piston 4 of the right pump housing 3 moves up, and lower pump chamber 6 volume of the right pump housing 3 is gradually increased, and makes gas Pressure reduces, and forms vacuum, then the one-way water stop valve 9 of the right pump housing 3 upwards flicks automatically, pump on the right of the air entrance in water inlet pipe The lower pump chamber 6 of body 3, now water inlet pipe and lower pump chamber 6 all form evacuation state, under vacuum, the water of lower pass through into Water pipe gradually move up and eventually enter into the right the pump housing 3 lower pump chamber 6 in, now when the piston 4 of the right pump housing 3 terminate by under Stroke up when changing into moving from top to bottom, the water in lower pump chamber 6 is washed inlet non return check valve 8 open, and is progressed into the right pump In upper pump chamber 5 above body 3 piston 4, the piston 4 that the water level in upper pump chamber 5 is gradually increasing is raised, and by the right pump housing 3 Upper pump chamber 5 outlet flow into exit branch 12；
Step 3: both feet alternately trample pedal 2 continuously, makes the piston 4 in two pump housings 3 in left and right, the most back and forth Run continuously, constantly the vacuum in the lower pump chamber 6 of extraction respective cylinder 3, until by the water outlet by two pump housings 3 of the water of low level Mouth flows into the water in exit branch 12, flows out after collecting in being unified in outfall sewer 13, and then realizes paramount for the hydraulic pressure of lower Place.
The present invention, relative to prior art, has such advantages as and effect:
The present invention, without electricity consumption or oil, uses Mampower pumping, and only by people's own wt, both feet alternately trample foot continuously Pedal, makes the piston in two pump housings in left and right, alternatively up and down reciprocal operation continuously, constantly in the lower pump chamber of extraction respective cylinder Vacuum, until the water of low level is flowed into the water in exit branch by the outlet of two pump housings, converges in being unified in outfall sewer Flow out after collection, and then realize the hydraulic pressure of lower to eminence.
Operator stands on two pedals in left and right, alternately stepping on up and down by left and right foot so that two, left and right pump chamber Interior air is constantly discharged, and forms negative pressure, and the source water of lower is entered under eminence by water inlet manifold under atmospheric pressure In pump chamber, and progress in the upper pump chamber above piston by inlet non return check valve, when piston terminate basipetal stroke and When changing into moving from lower to upper, the piston that the water level in upper pump chamber is gradually increasing is raised, and by the outlet stream of upper pump chamber Enter exit branch；Under operator's both feet alternately trample the effect of pedal, connecting rod drives the piston of two water pumping mechanisms with this Back and forth, continuous alternate run, make the water each flowing in exit branch, after collecting in being unified in outfall sewer flow out.
Along with alternately stepping on of both feet, two, left and right pump chamber is alternatively formed negative pressure, it is achieved that two pump chambers are taken turns to replace and Water.
Technical measure is easy, and structure is ingenious, simple for production, lightweight, size is little, carries easy to assembly.
In sum, the present invention, without electricity consumption, utilizes operator's health own wt, and left and right castor kind is ridden, and can take out Water.This device drives, for solving mountain area farmland or field work unregulated power, the difficult problem of fetching water caused, it is achieved that without The purpose that electric energy the most efficiently draws water.
The operations such as the field irrigation of especially suitable field, geological exploration, engineering detecting, the problem that water intaking is difficult.
Accompanying drawing explanation
Fig. 1 is the present invention foot-operated siphonal water pump structural representation.
Fig. 2 is the partial structurtes schematic diagram of the pump housing in Fig. 1 and inlet non return check valve.
Fig. 3 is the partial structurtes schematic diagram of the connecting rod in Fig. 1, piston, one-way water stop valve.
Fig. 4 is the structural grouping schematic diagram of Fig. 1 middle pump body, inlet non return check valve, connecting rod, piston and one-way water stop valve.
Fig. 5 is the present invention foot-operated siphonal water pump kinestate block diagram one.
Fig. 6 is the present invention foot-operated siphonal water pump kinestate block diagram two.
Fig. 7 is the present invention foot-operated siphonal water pump application example exemplary view.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is more specifically described in detail.
Embodiment
If Fig. 1 is to shown in 7.The invention discloses a kind of foot-operated siphonal water pump, identical including two structures in left and right Water pumping mechanism, the support bar 1 being arranged between two water pumping mechanisms, the pedal 2 that is movably arranged on support bar 1；The two Water pumping mechanism all includes the pump housing 3 of a tube structure and the piston 4 being placed in the pump housing 3, and this piston 4 is empty by the inside of the pump housing 3 Between be divided into pump chamber 5 and lower pump chamber 6, each piston 4, respectively by a connecting rod 7, is movably articulated in corresponding pedal 2 End；
Being equipped with an inlet non return check valve 8 on each piston 4, when piston 4 is descending, it automatically opens up, the volume of lower pump chamber 6 by The least, it is automatically switched off time up, the volume of lower pump chamber 6 is gradually increased；
The bottom of each pump housing 3 has a water inlet, and installs one-way water stop valve 9 in water inlet, when piston 4 is descending its Being automatically switched off, the water of lower pump chamber 6 or air are washed inlet non return check valve 8 open and enter in the upper pump chamber 5 above piston 4；When piston 4 Time up, one-way water stop valve 9 automatically opens up, and inlet non return check valve 8 is closed, and gradually by the water entered in upper pump chamber 5 or air row Go out outside supreme pump chamber 5；
After being interconnected by a water inlet pipe 10 between the water inlet of two pump housings 3, reconnect water inlet manifold 11；Two pump housings After being interconnected by an exit branch 12 between upper pump chamber 5 outlet of 3, reconnect outfall sewer 13.
The middle part of described pedal 2 is using support bar 1 as fulcrum, when up-down alternative motion is made at pedal about 2 two ends, Each piston 4 is driven to make up-down alternative motion in the corresponding pump housing 3 respectively by connecting rod 7, i.e. when one of them water pumping mechanism Piston 4 descending time, the piston 4 of another water pumping mechanism is up；
When piston 4 moves from lower to upper, inlet non return check valve 8 is closed, and lower pump chamber 6 is in evacuation state, makees in vacuum Under with, lower source water is progressed in lower pump chamber 6, if now piston 4 terminates row from lower to upper by one-way water stop valve 9 Journey when changing into moving from top to bottom, inlet non return check valve 8 automatically opens up, and one-way water stop valve 9 is automatically switched off, this pump chamber 6 at present Volume is gradually reduced, and the volume of upper pump chamber 5 is gradually increased, and the water in lower pump chamber 6 progresses into piston 4 by inlet non return check valve 8 In the upper pump chamber 5 of top, when piston 4 terminates basipetal stroke and changes into moving from lower to upper, the water in upper pump chamber 5 The piston 4 that position is gradually increasing is raised, and flows into exit branch 12 by the outlet of upper pump chamber 5；
Piston 4 alternate run reciprocal with this, continuous of two water pumping mechanisms, makes each to flow into the water in exit branch 12, Flow out after collecting in being unified in outfall sewer 13.
Upper pump chamber 5 outlet of two pump housings 3 is respectively equipped with downward-sloping water out adapter 14, the two ends of exit branch 12 Bridge respectively between which；Downward-sloping water out adapter 14 makes exit branch 12 overall and outlet forms high low head； Described outfall sewer 13 is less than outlet with the interface position of exit branch 12.
Said two water pumping mechanism symmetry is fixed on a bracing frame 15；Bracing frame 15 is lifting structure.
Described piston 4 is combined by bowl formula rubber ring (rubber cup) and metal washer, and one-way water stop valve 9 is arranged on gold Belong on packing ring.The diameter of metal washer is less than the diameter of bowl formula rubber ring.Bowl formula rubber ring is dome-type structure, time descending outside it Originate from so to scroll up and turn over contraction, reduce outer rim and the gap of piston 4 inwall and frictional force, pass through for the air in lower pump chamber or water Gap between its outer rim and piston inner wall pours in pump chamber；Due to suction function time up, its outer rim naturally stretches and increases Gap and frictional force with piston 4 inwall.
The left and right of described pedal 2 is respectively arranged at two ends with Rubber foot mat 16, for anti-skidding.
Support frame as described above 15 is provided with arm-rest frame 17.Certainly arm-rest frame 17 also can be provided separately with bracing frame 15.Support bar 1 End install bearing, the midfoot support of pedal 2 is on bearing, it is achieved vacillating now to the left, now to the right of pedal 2.
The described pump housing 3 can use stainless steel cylinder structure.
The present invention foot-operated siphon suction method, can be achieved by the steps of:
Step one: foot-operated siphonal water pump (is such as treated the place that irrigated farmland is the most smooth) with being placed on enforcement, frame Good arm-rest frame 17, is placed in one end of water inlet manifold 11 in (sea, river, lake, water channel, pond etc.) in water lower water source；For shortening In the pump housing 3, the first upper water time, before alternately trampling pedal 2, first adds water, to increase piston 4 in the upper pump chamber 5 of the pump housing 3 And the sealing between the pump housing 3 inwall；
Step 2: both feet are stood on the Rubber foot mat 16 at two ends, left and right；When stepping on left foot, the piston 4 of the left side pump housing 3 Move from top to bottom；The one-way water stop valve 9 of the left side pump housing 3 is closed, along with the piston 4 of the left side pump housing 3 moves down, and the left side pump housing Lower pump chamber 6 volume of 3 is gradually reduced, and makes air pressure raise, then the inlet non return check valve 8 of the left side pump housing 3 automatically springs open, the left side pump housing 3 Lower pump chamber 6 in air enter pump chamber 5；
Meanwhile, the piston 4 of the right pump housing 3 moves up, and lower pump chamber 6 volume of the right pump housing 3 is gradually increased, and makes gas Pressure reduces, and forms vacuum, then the one-way water stop valve 9 of the right pump housing 3 upwards flicks automatically, pump on the right of the air entrance in water inlet pipe The lower pump chamber 6 of body 3, now water inlet pipe and lower pump chamber 6 all form evacuation state, under vacuum, the water of lower pass through into Water pipe gradually move up and eventually enter into the right the pump housing 3 lower pump chamber 6 in, now when the piston 4 of the right pump housing 3 terminate by under Stroke up when changing into moving from top to bottom, the water in lower pump chamber 6 is washed inlet non return check valve 8 open, and is progressed into the right pump In upper pump chamber 5 above body 3 piston 4, the piston 4 that the water level in upper pump chamber 5 is gradually increasing is raised, and by the right pump housing 3 Upper pump chamber 5 outlet flow into exit branch 12；
Step 3: both feet alternately trample pedal 2 continuously, makes the piston 4 in two pump housings 3 in left and right, the most back and forth Run continuously, constantly the vacuum in the lower pump chamber 6 of extraction respective cylinder 3, until by the water outlet by two pump housings 3 of the water of low level Mouth flows into the water in exit branch 12, flows out after collecting in being unified in outfall sewer 13, and then realizes paramount for the hydraulic pressure of lower Place.
Hereinafter one of them pump chamber 3 is carried out mechanical analysis.At the beginning, (water inlet pipe 12 and water inlet are included in water inlet pipe House steward 13) air pressure is an atmospheric pressure P, makes to move on one of them piston h1, one-way water stop valve 9 now by pedal 2 transmission Opening, inlet non return check valve 8 is closed, and now owing to moving on piston, lower pump chamber gas volume is increased to V1, and pressure is reduced to P1, interior Under outer pressure difference effect, water rises a height h2, if gas volume is V in former lower pump chamber, lower pump chamber internal diameter is d, water inlet pipe Interior caliber is d0；
By The Ideal-Gas Equation: PV=P1V1
Geometrical relationship:
Equilibrium condition: P=P1+ρgh2
H can be solved by above-mentioned 3 equations1With h2Between relation equation, i.e. Understand h1With h2It is directly proportional, works as h1Time maximum, h2Also maximum；
When piston declines, one-way water stop valve 9 is closed, and inlet non return check valve 8 opens aerofluxus, until piston reaches at the bottom of lower pump chamber Portion；Now the pressure in water inlet pipe remains P1；And this pump chamber gas volume V at present2It is only water inlet pipe volume and deducts rising water column The volume of (or water level) is i.e.
V 2 = V - πd 2 4 * h 1
Piston rises again, and gas volume increases, and pressure reduces further, and in water inlet pipe, water level raises further.As This reciprocation cycle, is full of water in final water inlet pipe and pump chamber.Will produce vacuum when piston rises, pressure difference now reaches Maximum.The volume formed bottom piston and lower pump chamber is the biggest, then the vacuum volume produced is the biggest, and the water pumped is the most.
Pull up piston only to need to overcome upper piston area water to conduct oneself with dignity and the frictional force of generation between piston and pump housing wall, therefore institute Externally applied forces is not the biggest
As it has been described above, just can preferably realize the present invention.The pressure of atmospheric pressure is 9.8m, and theoretical draws water (pumping up water) highly For 9.8m.Owing to device structure has certain resistance loss, actual lift outline is less than 9.8m.The present invention uses foot-operated taking out Water, just can promote nearly 9.8m just with body weight by water.
If implementing the height fall at height and the low level water source on ground more than 9.8m, then can foot-operated by multiple present invention Siphonal water pump, realizes in the way of relay.
Embodiments of the present invention are also not restricted to the described embodiments, other any spirit without departing from the present invention With the change made under principle, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in the present invention's Within protection domain.

Claims (10)

1. a foot-operated siphonal water pump, it is characterised in that: include water pumping mechanism that two structures in left and right are identical, be arranged on two Support bar (1) between individual water pumping mechanism, the pedal (2) being movably arranged on support bar (1)；The two water pumping mechanism all wraps The pump housing (3) including a tube structure and the piston (4) being placed in the pump housing (3), this piston (4) is by the inner space of the pump housing (3) Being divided into pump chamber (5) and lower pump chamber (6), each piston (4) by a connecting rod (7), is movably articulated in corresponding foot respectively The end of pedal (2)；
Being equipped with an inlet non return check valve (8) on each piston (4), when piston (4) is descending, it automatically opens up, the body of lower pump chamber (6) Amass and be gradually reduced；Being automatically switched off time up, the volume of lower pump chamber (6) is gradually increased；
The bottom of each pump housing (3) has a water inlet, and installs one-way water stop valve (9) in water inlet, when piston (4) is descending It is automatically switched off, and the water of lower pump chamber (6) or air are washed inlet non return check valve (8) open and enter the upper pump chamber (5) of piston (4) top In；When piston (4) is up, one-way water stop valve (9) automatically opens up, and inlet non return check valve (8) is closed, and gradually by pump chamber in entrance (5) water or air in are expelled to outside pump chamber (5)；
After being interconnected by a water inlet pipe (10) between the water inlet of two pump housings (3), reconnect water inlet manifold (11)；Two pumps After being interconnected by an exit branch (12) between upper pump chamber (5) outlet of body (3), reconnect outfall sewer (13).
The most foot-operated siphonal water pump, it is characterised in that: the middle part of described pedal (2) is to support Bar (1) is as fulcrum, when up-down alternative motion is made at pedal (2) two ends, left and right, drives each piston (4) point by connecting rod (7) In the corresponding pump housing (3), do not make up-down alternative motion, i.e. when the piston (4) of one of them water pumping mechanism is descending, another The piston (4) of individual water pumping mechanism is up；
When piston (4) moves from lower to upper, inlet non return check valve (8) is closed, and lower pump chamber (6) is in evacuation state, in vacuum Under effect, in lower source water progresses into lower pump chamber (6) by one-way water stop valve (9), if now piston (4) terminate from lower toward On stroke and when changing into moving from top to bottom, inlet non return check valve (8) automatically opens up, and one-way water stop valve (9) is automatically switched off, this At present the volume of pump chamber (6) is gradually reduced, and the volume of upper pump chamber (5) is gradually increased, and the water in lower pump chamber (6) passes through one-way check Valve (8) progress into piston (4) top upper pump chamber (5) in, when piston (4) terminate basipetal stroke and change into by under When up moving, the piston (4) that the water level in upper pump chamber (5) is gradually increasing is raised, and by the outlet stream of upper pump chamber (5) Enter exit branch (12)；
Piston (4) alternate run reciprocal with this, continuous of two water pumping mechanisms, makes each to flow into the water in exit branch (12), Flow out after collecting in being unified in outfall sewer (13).
The most foot-operated siphonal water pump, it is characterised in that: in foot-operated siphonal water pump original state Time, water inlet pipe and water inlet manifold internal gas pressure are an atmospheric pressure P, make one of them piston now by pedal (2) transmission Upper shifting h1, one-way water stop valve (9) unlatching, inlet non return check valve (8) is closed, now owing to moving on piston, lower pump chamber (6) gas volume Being increased to V1, pressure is reduced to P1, and under inside and outside pressure difference effect, water rises a height h2, if former lower pump chamber (6) interior gas body Amassing as V, lower pump chamber (6) internal diameter is that caliber is d in d, water inlet pipe and water inlet manifold0；
By The Ideal-Gas Equation: PV=P1V1
Geometrical relationship:
Equilibrium condition: P=P1+ρgh2
H can be solved by these 3 equations1With h2Between relation equation, i.e.Understand h1With h2It is directly proportional, works as h1Time maximum, h2Also maximum；
When piston declines, one-way water stop valve (9) is closed, and inlet non return check valve (8) opens aerofluxus, until piston reaches lower pump chamber (6) Bottom；Now the pressure in water inlet pipe and water inlet manifold remains P1；And this pump chamber (6) gas volume V at present2It is only water inlet Arm and water inlet manifold volume deduct and rise the volume of water column i.e.
V 2 = V - πd 2 4 * h 1 .
The most foot-operated siphonal water pump, it is characterised in that: upper pump chamber (5) water outlet of two pump housings (3) Mouth is respectively equipped with downward-sloping water out adapter (14), and the two ends of exit branch (12) bridge between which respectively；Dip down Oblique water out adapter (14) makes exit branch (12) overall and outlet forms high low head；Described outfall sewer (13) and water outlet The interface position of arm (12) is less than outlet.
The most foot-operated siphonal water pump, it is characterised in that: said two water pumping mechanism symmetry is fixed on On the bracing frame (15) of one lifting structure.
6. according to siphonal water pump foot-operated according to any one of claim 1 to 5, it is characterised in that: described piston (4) is by bowl Formula rubber ring and metal washer combine, and one-way water stop valve (9) is arranged on metal washer.
The most foot-operated siphonal water pump, it is characterised in that: the two ends, left and right of described pedal (2) are divided It is not provided with Rubber foot mat (16).
The most foot-operated siphonal water pump, it is characterised in that: support frame as described above (15) is provided with arm-rest frame (17)。
The most foot-operated siphonal water pump, it is characterised in that: the described pump housing (3) is stainless steel cylinder knot Structure.
10. a foot-operated siphon suction method, it is characterised in that use foot-operated rainbow according to any one of claim 1 to 9 Suction and pumping water pump realizes, and specifically comprises the following steps that
Step one: foot-operated siphonal water pump is placed on enforcement ground, and the good arm-rest frame of frame (17), by one end of water inlet manifold (11) It is placed in lower water source；Going up the water time for first in shortening the pump housing (3), alternately trampling, pedal (2) is front, first to the pump housing (3) Upper pump chamber (5) in add water, to increase the sealing between piston (4) and the pump housing (3) inwall；
Step 2: both feet are stood on the Rubber foot mat (16) at two ends, left and right；When stepping on left foot, the piston of the left side pump housing (3) (4) move from top to bottom；The one-way water stop valve (9) of the left side pump housing (3) is closed, along with the piston (4) of the left side pump housing (3) is to moving down Dynamic, lower pump chamber (6) volume of the left side pump housing (3) is gradually reduced, and makes air pressure raise, then the inlet non return check valve (8) of the left side pump housing (3) Automatically springing open, lower pump chamber (6) the interior air of the left side pump housing (3) enters pump chamber (5)；
Meanwhile, the piston (4) of the right pump housing (3) moves up, and lower pump chamber (6) volume of the right pump housing (3) is gradually increased, Make air pressure reduce, form vacuum, then the one-way water stop valve (9) on the right pump housing (3) upwards flicks automatically, and the air in water inlet pipe enters Entering the lower pump chamber (6) on the right pump housing (3), now water inlet pipe and lower pump chamber (6) all form evacuation state, under vacuum, The water of lower gradually moves up and eventually enters in the lower pump chamber (6) on the right pump housing (3) by water inlet pipe, now when the right pump When the piston (4) of body (3) terminates stroke from lower to upper and changes into moving from top to bottom, the water in lower pump chamber (6) is washed open unidirectional Non-return valve (8), and progress into the right the pump housing (3) piston (4) top upper pump chamber (5) in, the water level in upper pump chamber (5) by by The piston (4) gradually risen is raised, and flows into exit branch (12) by the outlet of the upper pump chamber (5) of the right pump housing (3)；
Step 3: both feet alternately trample pedal (2) continuously, makes the piston (4) in two pump housings (3) in left and right, the most past Multiply-connected reforwarding row, constantly extracts the vacuum in the lower pump chamber (6) of respective cylinder (3), until by the water of low level by two pump housings (3) outlet flows into the water in exit branch (12), flows out after collecting in being unified in outfall sewer (13), and then realizes low The hydraulic pressure at place is to eminence.
CN201610534033.3A 2016-07-07 2016-07-07 Pedal type siphon water suction pump and water sucking method thereof Pending CN106014904A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107829459A (en) * 2017-11-29 2018-03-23 苏州市职业大学 Selectivity uses the device that sewage is flushing toiler water supply
CN110792474A (en) * 2019-11-23 2020-02-14 嘉兴金喜莱科技有限公司 Long tunnel drainage system

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2044292U (en) * 1988-09-27 1989-09-13 李树藩 Double sylinder foot water pump
CN2074827U (en) * 1990-09-25 1991-04-10 罗积明 Negative siphon oil feeder
CN2118832U (en) * 1991-11-30 1992-10-14 金作荣 Hand high pressure pump
CN2120199U (en) * 1992-04-02 1992-10-28 杨彦雄 Foot water-mill
CN2193441Y (en) * 1994-01-05 1995-03-29 刘厚勤 Full plastic man-power pump
RU2108485C1 (en) * 1996-03-15 1998-04-10 Геннадий Исаакович Иванов Foot-operated water pump
CN205225599U (en) * 2015-12-18 2016-05-11 武汉大学 Foot -operated water raiser
CN205841117U (en) * 2016-07-07 2016-12-28 华南理工大学 A kind of foot-operated siphonal water pump

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2044292U (en) * 1988-09-27 1989-09-13 李树藩 Double sylinder foot water pump
CN2074827U (en) * 1990-09-25 1991-04-10 罗积明 Negative siphon oil feeder
CN2118832U (en) * 1991-11-30 1992-10-14 金作荣 Hand high pressure pump
CN2120199U (en) * 1992-04-02 1992-10-28 杨彦雄 Foot water-mill
CN2193441Y (en) * 1994-01-05 1995-03-29 刘厚勤 Full plastic man-power pump
RU2108485C1 (en) * 1996-03-15 1998-04-10 Геннадий Исаакович Иванов Foot-operated water pump
CN205225599U (en) * 2015-12-18 2016-05-11 武汉大学 Foot -operated water raiser
CN205841117U (en) * 2016-07-07 2016-12-28 华南理工大学 A kind of foot-operated siphonal water pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
牛灵江等: "《第二十一届全国青少年科技创新大赛获奖作品集》", 31 October 2006, 机械工业出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107829459A (en) * 2017-11-29 2018-03-23 苏州市职业大学 Selectivity uses the device that sewage is flushing toiler water supply
CN107829459B (en) * 2017-11-29 2023-11-14 苏州市职业大学 Device for selectively using sewage to supply water for flushing toilet
CN110792474A (en) * 2019-11-23 2020-02-14 嘉兴金喜莱科技有限公司 Long tunnel drainage system

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