CN2247729Y - High-efficiency energy-saving double diaphragm water pump - Google Patents

Abstract

The utility model relates to a water pump. The utility model uses the actions of a lever and a diaphragm to generate pressure suction. A pump body is divided into two hydraulic chambers by a partition plate. Each hydraulic chamber is respectively provided with a diaphragm, a water inlet valve and a water outlet valve. The middle of the diaphragm is connected with a draw rod. The draw rod is connected with a connecting rod and a lever. The lever is connected with a manual rocking plate, a pedal plate, a gear wheel or a belt pulley. Through man power, hydraulic power, air power or machine power, the diaphragm is driven to do work, and the water is transported from the low position to the high position. The utility model has the advantages of little energy consumption and large flow capacity. The utility model is suitable for countryside to irrigate and transport domestic water.

Description

Energy-efficient pair of diaphragm pump

The utility model relates to a kind of water pump, and particularly a kind of action by lever, diaphragm produces inhales the water pump of pressing.

Existing water pump has various ways such as centrifugal pump, peripheral pump, reciprocating pump, these pumps are applied to the different occasions of every field, the part but they also come with some shortcomings respectively, the flow that has is little, the manufacturing complexity that has, and overall cost is higher, the restriction that is subjected to use occasion that has, can not make especially very difficult use of peasant of outlying mountain area of numerous self-employed farmers jointly with manual driven and electric energy and dynamic power machine (as diesel engine) drive, its irrigation, water are still lifted by carrying the car handle on the shoulder.

Chinese patent discloses the patent of some diaphragm type water pumps in recent years, and as CN2068606, it uses the monolithic barrier film to inhale pressure, but its flow is too little, per hour only is 1 ton, can only be used for the small flow water; Another patent CN2174578, " a kind of two diaphragm pump ", its structure is to be divided into two single chambers in an airtight pump housing, and a diaphragm is respectively settled in inside, is used as power with high-pressure air, its deficiency is to work under absolute air-proof condition, the reducing property of diaphragm is poor, makes strictly, and the loss idle work is big during work done, flow is little, and lift is low.

The purpose of this utility model is to provide a kind of deficiency that can overcome above-mentioned water pump, has that flow is big, easy to manufacture, energy consumption is little, both available manual driven, two diaphragm pumps that can use waterpower, electric power, internal-combustion engine etc. to drive again.

The utility model is achieved in that in a pump housing made from metal or nonmetallic material such as engineering plastics, the centre is divided into two hydraulic chambers with a dividing plate, each hydraulic chamber all is respectively equipped with an elastomer diaphragm and an inlet valve, an outlet valve, inlet valve and outlet valve are one-way valve, wherein inlet valve is for inwardly opening, outlet valve is to external-open, and the first half of two hydraulic chambers has air chamber and titting water outlet, and inlet valve is contained between air chamber and the hydraulic chamber; Elastomer diaphragm clamps two, back with the cast sheet metal and is fixed on two hydraulic chamber both sides, be connected with pull bar in the middle of the diaphragm, pull bar and connecting rod, lever link, and lever can be linked on artificial rocking bar, pedal or motor-driven gear, the belt, during use by rocking bar, pedal or machine transmission, make lever stressed to pull bar, a diaphragm is pressed inward, and another side pulls outward by reaction force, Yi Bian in two hydraulic chambers the negative pressure suction is arranged, another side then goes out hydraulic pressure by the pressure effect, can finish the task of drawing water.

Hydraulic chamber of the present utility model and diaphragm two kinds of forms are installed, a kind of diaphragm is installed in the vertical both sides of hydraulic chamber, promptly fit two diaphragm pumps; Another kind then is contained in substantially horizontal, is the two diaphragm pumps of split, and the user can select according to concrete needs.

When two diaphragm pumps of the utility model such as need manual driven, can the both sides diaphragm be inhaled or setting-out by pulling handle and rocking bar, take out the setting-out purpose thereby reach, also can change rocking bar into pedal, it be moving to tramp with one's feet; As need electric power, when diesel engine or the starting of other power, rocking bar can be received on the bent axle, receive on the dynamic power machine by belt pulley or gear then and drive, also can adorn water wheels on river or brook, one of water wheeling driving gear group passes to lever and pull bar with power, makes the diaphragm work done.

Below in conjunction with accompanying drawing enforcement structure of the present utility model is described:

Fig. 1 is the structural front view of fit two diaphragm pumps;

Fig. 2 is the plan view of Fig. 1;

Fig. 3 is the side view of Fig. 1;

Fig. 4 is the structural representation of the two diaphragm pumps of split;

Fig. 5 is the structural representation with fit two diaphragm pumps of dynamic power machine driven gear transmission;

Fig. 6 is the schematic representation that water turbine drives two diaphragm pump work.

From fit two diaphragm pumps of Fig. 1～Fig. 3, see, water pump adopts artificial driven by shaking, rocking bar 2 usefulness pins and left lever 5 loose joints of being fixed on left diaphragm 3 neutral positions, handle 1 is equipped with in its upper end, the lower end is connected with connecting rod 6, and by lever 16 and right pull bar 15 loose joints of being fixed on right diaphragm 14 neutral positions, rocking bar 2 and right lever 16 are installed on the bearing pin of two groups of orientation triangle framves 7 being fixed on 18 of the bases and 17 (all rotatable).The pump housing is fixed by bolts on the base 18, the pump housing 4 is a hydraulic chamber, the centre is separated into left hydraulic chamber and right hydraulic chamber with dividing plate, each hydraulic chamber side dress diaphragm 3 or 14, in put into water valve 10 and 11 on the branch fork suction attachment 19 of its Lower Half interior suitable for reading, outlet valve 8 and 9 is loaded on and occupies on the end of the air chamber 12 on top among two hydraulic chambers, and air chamber and hydraulic chamber be with an outer wall, and is provided with outlet pipe exit 13.

Its concrete working procedure is as follows: after suction sleeve of suction attachment 19 outer end sockets of water pump led to the water source, the handle 1 of rocking bar 2 upper ends was stressed to left movement.Diaphragm 3 outward bulges that drive pull bar 5 and left hydraulic chamber are protruding, produce vacuum in the hydraulic chamber, inlet valve 10 is opened inwards, water charges into left hydraulic chamber, outlet valve 8 is also closed naturally, and the diaphragm 14 of right hydraulic chamber is subjected to the active force of lever 16 and pull bar 15, and is recessed inwards, and right hydraulic chamber pressure increases, withstand inlet valve 11, inlet valve 11 is closed, and the water in the right hydraulic chamber has pressure that outlet valve 9 is upwards opened, and water enters air chamber 12 backs from effluent pipe mouth 13 outputs; In like manner, when press to the right rocking bar 2 upper ends, right hydraulic chamber produces vacuum dehydration, and the water of left hydraulic chamber backs down outlet valve 8, and water enters air chamber 12 again from effluent pipe mouth 13 outputs.Shake rocking bar so repeatedly, can continuously water be transported to eminence from lower.

If rocking bar is changed slightly, load onto pedal, can also drive with foot-operated form, more laborsaving fast than hand.

The working principle of the two diaphragm pumps of the split of Fig. 4 and structure and Fig. 1 are roughly the same, but the diaphragm mounting type is a substantially horizontal rather than at the dual-side of the pump housing, its connecting rod 6 is divided into two joints up and down, the centre links with pin, outlet valve 8 and 9, two outlet pipe interfaces 13 merging backs are installed with output water in the middle of its diaphragm.

Fig. 5 is without rocking bar but power is passed to lever to working power machinery driven gear and pull bar makes diaphragm inhale the structural representation of pressing work done, these characteristics of implementing structure are without rocking bar, but with outputting powers such as dynamic power machine such as motor, water turbine, diesel engines, through gear 20 or belt pulley transmission.Pass to bent axle one short connecting rod 21 again and make low-speed motion, drive lever 16 and pull bar 5 and 15 then, the diaphragm work done.

Waterpower red switch water wheels 22 can be loaded onto in the mountain area that water source (river, brook) arranged, and give lever and pull bar by gear 20 with transmission of power, to the diaphragm work done, water are transported to required place, and concrete working principle is referring to accompanying drawing 6.

The utility model is owing to utilizing two diaphragms, and circulation is inhaled, setting-out, and resistance is little, so use is very laborsaving, water outlet is even, and flow is big.Through test, hand, foot-operated flow reached more than 12-18 ton/time, and lift is more than 8 meters, when micromachine and water turbine drove, its flow can be up to 27 tons/time more than, lift 8-12 rice.With under the constant power, bigger more than 7 times than existing centrifugal pump, submersible pump work done (flow * lift), can utilize the small hydro red switch water wheels in many rivers, brook, or wind-drive gear, drive water pump and carry out pumping irrigation, adapt to very much vast rural area in flakes or away from the arable land crop of power supply, the peasant household of especially unpowered machinery and use in life.

Claims (2)

1. two diaphragm pump, comprise the pump housing, import and export water pipe, lever and diaphragm, it is characterized in that: the pump housing (4) is divided into two hydraulic chambers with a dividing plate, each hydraulic chamber is respectively equipped with elastomer diaphragm (3) and (14), unidirectional inlet valve (10) and (11), unidirectional outlet valve (8) and (9), inlet valve is inwardly opened, outlet valve is to external-open, the first half of two hydraulic chambers has air chamber (12) and titting water outlet (13), inlet valve is contained between air chamber (12) and the hydraulic chamber, elastomer diaphragm (3) and (14) clamp two, back with the cast sheet metal and are fixed on two hydraulic chamber both sides, be connected with pull bar (5) and (15) in the middle of the diaphragm, pull bar and connecting rod, lever links, and lever is linked rocking bar (2) or pedal again, gear, on the belt pulley.

2. pair diaphragm pump according to claim 1 is characterized in that elastomer diaphragm (3) and (14) are installed in the both sides vertical side of hydraulic chamber or are installed in substantially horizontal.

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