CN205841117U - A kind of foot-operated siphonal water pump - Google Patents
A kind of foot-operated siphonal water pump Download PDFInfo
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- CN205841117U CN205841117U CN201620715353.4U CN201620715353U CN205841117U CN 205841117 U CN205841117 U CN 205841117U CN 201620715353 U CN201620715353 U CN 201620715353U CN 205841117 U CN205841117 U CN 205841117U
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Abstract
The utility model discloses a kind of foot-operated siphonal water pump；Including the identical water pumping mechanism of two structures in left and right, support bar fitted between them, the pedal that is located on support bar；The two water pumping mechanism all includes a pump housing and the piston being placed in the pump housing, each piston two ends by connecting rod connecting pin pedal；Piston is provided with inlet non return check valve, is provided with one-way water stop valve bottom the pump housing；Water inlet manifold is reconnected by water inlet pipe interconnection between the water inlet of two pump housings；After being interconnected by an exit branch between the upper pump chamber outlet of two pump housings, reconnect outfall sewer.This water pump is without electricity consumption or oil, and only by body weight, both feet alternately trample pedal continuously, make the piston in two pump housings in left and right, run the most continuously, until the water of low level to be introduced the water in exit branch, and flow out after collecting in being unified in outfall sewer, and then realize the hydraulic pressure of lower to eminence.
Description
Technical field
This utility model relates to the water plug of hydraulic engineering, particularly relates to a kind of foot-operated siphonal water pump and draws water
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
The purpose of this utility model is to overcome the shortcoming and defect of above-mentioned prior art, it is provided that a kind of simple in construction, province
Shi Shengli, the foot-operated siphonal water pump that easy to carry, efficiency is high.
This utility model 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.
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.
This utility model, relative to prior art, has such advantages as and effect:
This utility model, without electricity consumption or oil, uses Mampower pumping, and only by people's own wt, both feet are alternately stepped on continuously
Step pedal, makes the piston in two pump housings in left and right, and reciprocal operation continuously, constantly extracts the lower pump chamber of respective cylinder alternatively up and down
Interior vacuum, until the water of low level is flowed into the water in exit branch by the outlet of two pump housings, is unified in outfall sewer
Flow out after inside collecting, 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.
This utility model technological means is easy, and structure is ingenious, simple for production, lightweight, size is little, carries easy to assembly.
In sum, this utility model, without electricity consumption, utilizes operator's health own wt, and left and right castor kind is ridden, i.e.
Can draw 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
The purpose the most efficiently drawn water without electric energy.
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 this utility model 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 this utility model foot-operated siphonal water pump kinestate block diagram one.
Fig. 6 is this utility model foot-operated siphonal water pump kinestate block diagram two.
Fig. 7 is this utility model foot-operated siphonal water pump application example exemplary view.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is more specifically described in detail.
Embodiment
If Fig. 1 is to shown in 7.The utility model discloses a kind of foot-operated siphonal water pump, including two the structure phases in left and right
With 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；This
Two water pumping mechanisms all include the pump housing 3 of a tube structure and the piston 4 being placed in the pump housing 3, and this piston 4 is by the pump housing 3
Space, portion is divided into pump chamber 5 and lower pump chamber 6, and each piston 4, respectively by a connecting rod 7, is movably articulated in corresponding foot-operated
The end of plate 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 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.
This utility model 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.
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 this utility model.The pressure of atmospheric pressure is 9.8m, theoretical draw water (pumping up water)
It is highly 9.8m.Owing to device structure has certain resistance loss, actual lift outline is less than 9.8m.This utility model uses foot
The formula of stepping on is drawn water, and water just can promote nearly 9.8m just with body weight.
If implementing the height on ground with the height fall at low level water source more than 9.8m, then can pass through multiple feet of the present utility model
Step on formula siphonal water pump, realize in the way of relay.
Embodiment of the present utility model is also not restricted to the described embodiments, and other are any without departing from of the present utility model
The change made under spirit and principle, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in
Within protection domain of the present utility model.
Claims (9)
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.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620715353.4U CN205841117U (en) | 2016-07-07 | 2016-07-07 | A kind of foot-operated siphonal water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620715353.4U CN205841117U (en) | 2016-07-07 | 2016-07-07 | A kind of foot-operated siphonal water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205841117U true CN205841117U (en) | 2016-12-28 |
Family
ID=58150811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620715353.4U Expired - Fee Related CN205841117U (en) | 2016-07-07 | 2016-07-07 | A kind of foot-operated siphonal water pump |
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| Country | Link |
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| CN (1) | CN205841117U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014904A (en) * | 2016-07-07 | 2016-10-12 | 华南理工大学 | Pedal type siphon water suction pump and water sucking method thereof |
| CN108591006A (en) * | 2018-06-25 | 2018-09-28 | 南通安中水务科技有限公司 | Continous way liquid impurity pumps and its liquid transmission method |
| CN114016572A (en) * | 2021-10-29 | 2022-02-08 | 国能龙源环保有限公司 | Low-pressure automatic compensation device for industrial water and process water of desulfurization system and modification method |
| CN114215713A (en) * | 2021-12-16 | 2022-03-22 | 南京纳联数控技术有限公司 | Hand pump convenient to adjust output efficiency |
-
2016
- 2016-07-07 CN CN201620715353.4U patent/CN205841117U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014904A (en) * | 2016-07-07 | 2016-10-12 | 华南理工大学 | Pedal type siphon water suction pump and water sucking method thereof |
| CN108591006A (en) * | 2018-06-25 | 2018-09-28 | 南通安中水务科技有限公司 | Continous way liquid impurity pumps and its liquid transmission method |
| CN114016572A (en) * | 2021-10-29 | 2022-02-08 | 国能龙源环保有限公司 | Low-pressure automatic compensation device for industrial water and process water of desulfurization system and modification method |
| CN114215713A (en) * | 2021-12-16 | 2022-03-22 | 南京纳联数控技术有限公司 | Hand pump convenient to adjust output efficiency |
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