CN2451755Y

CN2451755Y - Multipurpose screw pump

Info

Publication number: CN2451755Y
Application number: CN 00219101
Authority: CN
Inventors: 胥亚
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-01-11
Filing date: 2000-01-11
Publication date: 2001-10-03
Anticipated expiration: 2010-01-11

Abstract

The utility model relates to a multi-purpose spiral pump which is a novel water pump used for spray, sprinkling irrigation or drainage and irrigation. The pump is a spiral closed positive-displacement pump which is made of rubber or special plastic; one end of a pump body is closed, and the other end is a wide opening type non outlet flange edge; a spiral outer corner is cast in a spiral spring skeleton to enhance the elasticity and the integral structure of the pump body. The utility model is suitable for medium and small sized manual pumps and large and medium sized motor pumps. Through the operating tests of a plurality of designed and developed model machines with different types, the utility model can really overcome the defects of the existing water pump and has the advantages of labor saving, durability, quick water discharge, large pressure, high work efficiency, multiple purposes, etc.

Description

The multi-angle screw pump

The utility model relates to a kind of " multi-angle screw pump ", and it is to be used for the spraying of crops and fruit-bearing forest, to spray to sprinkle and water dispenser or sprinkling irrigation, pump on drainage irrigation water, also can be used for multipurpose water pumps such as fire-fighting or flushing vehicle.

At present, China generally uses pump pump water operations such as centrifugal pump, reciprocating pump and submersible pump.Wherein, to pour into after the centrifugal pump starting that water receiving is sealed impeller, ability water outlet after long time air transport transfers the suction sleeve air of draining; The reciprocating pump water-outlet quantity is less, and frictional force is big, and is easy to wear; Submersible pump starting back water outlet is very fast, but motor is fragile in water, and they all exist certain drawback.

The utility model provides a kind of multi-angle screw pump, make it can overcome the drawback of existing water pump, reach that the starting water outlet is fast, the pump water yield big and eliminate frictional force and wearing and tearing, and have advantages such as corrosion-resistant, that pressure is big, easy to use and purposes is many, filled up the blank in water pump field.

The purpose of this utility model is achieved in that the part principle in the utility model patent " multi-functional sprinkling pump " (patent No. 98226407.0) that uses the claimant, the model utility pump of innovation design.This pump pump housing main part selects for use rubber-plastics material to make retractable spiral tube, the spiral exterior angle is cast into the spiral spring frame of an integral body, be equipped with water storage tank, turnover water valve, pump cover and pump housing protective housing etc. are developed into enclosed spiral displacement pump, push-and-pull transmission pump cover with drive gadget compresses, the stretching spiral pump housing, reaches alternately and dwindles, enlarges pump housing volume and the purpose of pump water.

The feature of multi-angle screw pump is: the pump housing selects for use rubber or special plastic to make helical, one end is closed, an aperture that pull bar is installed is only stayed at its center, the other end is the wide-mouth formula, the non-flange edge that goes out greater than the pump housing of periphery, pump housing spiral exterior angle is cast into the helical spring steel-wire carcass, strengthens the elasticity and the overall construction intensity of the spiral pump housing, be applicable to large, medium and small hand pump and motor pump, so have more applicability and novelty.The pump housing of multi-functional sprinkling pump is a corrugated, and steel-wire carcass is the individual pen formula, and pump housing two ends are the wide-mouth formula, all flanged limit, two ends, and its external diameter is not non-to go out pump housing external diameter.

Following structure is closed accompanying drawing the utility model is further specified:

Fig. 1 is manual volute pump structure principle chart, and among Fig. 1: 1. frame 2. intake pipes and 21. activities of the threeway 3. inlet valve 4.24. pull bars 5. pump cover 6.16. pump housing protective housings 7. pump cover holder 8.13. spiral pump housings 9. outlet valves 10. outlet pipes 11. water storage tanks 12. air chambers 14. connecting rod hinge pins 15. connecting rod annexes 17. frame hinge pins 18. connecting rod annex hinge pins 19. rocking bars 20. rocker levers are stepped on spacing point 23. connecting rods of foot rest 22.25. link motion 26. protective housing limited rings 27. and stepped on the foot rest fixed hole.

In the described embodiment of Fig. 1, square water storage tank (11) is provided with intake pipe and threeway (2), two inlet valves (3) and two outlet valves (9), and water storage tank (11) is fixed on the frame (1), and air chamber (12) is installed on the top of water storage tank (11); The non-limit, bottom of the two double helix pump housings (8) (13) is separately fixed at the outside, front and back of water storage tank (11), the top of the spiral pump housing (8) (13) add pump cover (5) and in add pump cover holder (7), the other end of two pull bars (4) (24) is separately fixed in pump housing top pump cover (5) central small hole, two anti-lost covers of the pump housing (6) (16) cover on respectively on the two double helix pump housings, the non-limit of the pump housing that is fixed and clamped, lower end; The other end of pull bar (4) (24) is connected with the two ends of rectangular shaped as frame connecting rod (23) respectively; Rocking bar (19) is down " Y " shape, its lower end is installed on the frame hinge pin (17) of frame (1) both sides, one end of two connecting rod annexes (15) is connected with the rocking bar bottom with annex hinge pin (18), and the other end of connecting rod annex (15) is connected on the connecting rod hinge pin (14) at connecting rod middle part.

The lower end that is water storage tank (11) is fixed on the frame (1), and air chamber (12) is installed on its top, the bottom is provided with intake pipe and threeway (2) and outlet pipe (10); The non-limit, bottom (flange edge) of the two double helix pump housings (8) (13), compress the outside, front and back that is fixed on water storage tank hermetically with the non-limit, bottom of pump housing protective housing (6) (16) respectively, its corresponding part, pump housing bottom is respectively equipped with inlet valve (3) and outlet valve (9), the top is with pump cover (5) and pump benefit holder (7) sealing, its center hole is an end of pull bar (4) (24) fixedly, and the other end of pull bar is connected with the two ends of rectangular shaped as frame connecting rod (23) respectively; The lower end of " Y " type rocking bar (19) is installed on the frame hinge pin (17), and its underpart is connected with connecting rod (23) by connecting rod annex (15).Like this, make rocking bar be combined into integral body by transmission part, pumping means and booster body.

When with hand with rocker lever (20) when moving backward, come the motion backward synchronously of transmission pump cover by connecting rod annex (15), connecting rod (23), push-and-pull (4) (24), the last double helix pump housing (8) is compressed and dwindles pump housing volume, then inlet valve (3) is closed, outlet valve (9) washed open, and the water in the pump housing (8) is pressed into water storage tank (11); The back one double helix pump housing (13) is stretched simultaneously and enlarges pump housing volume, and then outlet valve is closed, and inlet valve is drawn back, and the water at water source sucks in the pump housing (13) from intake pipe and threeway (2); Along with ceaselessly to-and-fro motion of rocker lever (20), then the two double helix pump housings are synchronously by alternating tensile and compression, thereby ceaselessly alternately suction and to the water storage tank internal drainage, make that water level in the water storage tank constantly rises, pressurized gas indoor gas and increase air chamber pressure, its pressure forces the water in the water storage tank to flow into sebific duct at a high speed, penetrate from spray gun and go and finish pump water sprinkling irrigation work from outlet pipe continuously again.

Fig. 2 is motor-driven helicoidal pump structure principle chart, and among Fig. 2,1.22. frame 2. water inlet pipes and threeway 3. are advanced The 8. pump cover holders of water valve 4. pump cover 5.20. pull bars 6. outlet valve 7.15. pump body shields 9.14. the spiral pump housing 10. water storage case lids 11. water storage tanks 12. outlet pipes 13. connecting rod hinge pins 16. connect Bar annex 17. protective cover spacing rings 18. link motion limit points 19. connecting rods 21. motors 23. snails Take turns 24. worm gear hinge pins, 25. worm screws.

In the described embodiment of Fig. 2, square water storage tank (11) bottom is provided with threeway water inlet pipe (2), water storage tank (11) Wall both sides, front and back inside and outside be provided with two water intaking valves (3) and two outlet valves (6), water storage tank (11) top is with water storage Case lid (10) sealing, water storage case lid center is provided with outlet pipe (12), and dual-side is installed to downward-extension before and after the water storage tank (11) On frame (1); Two spiral pump housing tops are all with the fixing pull bar (5) (20) of pump cover (4), pump cover holder (8) centre bore An end, the other end of pull bar is connected with rectangular shaped as frame connecting rod (19) two ends respectively; Two connecting rod annexes (16) One is connected on the connecting rod hinge pin (13), and the other end is connected with worm gear hinge pin (24); Motor (21) is fixed on frame (22) on, the axle of motor (21) is connected with worm screw (25) axle.

The bottom that is water storage tank (11) is fixed on the frame (1), and its top is with water storage case lid (10) sealing, water storage tank Lid (10) is provided with outlet pipe (12), and its bottom is provided with water inlet pipe and threeway (2); The bottom of two spiral pump housings (9) (14) Non-limit (flange) respectively with non-limit, the bottom press seal of pump body shield (7) (15) to be fixed on water storage tank (11) front The rear wall outside, its corresponding position, pump housing bottom is respectively equipped with water intaking valve (3) and outlet valve (6), the top of the pump housing (9) (14) With pump cover (4) and pump cover holder (8) sealing, its center is provided with a fixedly end of pull bar (5), (20) of aperture, push rod The other end is connected to the two ends of the connecting rod (19) of rectangular shaped as frame; Motor (21) and worm gear (23) all are fixed on machine Frame (22) is located, and motor shaft is connected with connecting rod (19) by worm screw (25), worm gear (23), connecting rod annex (16). Like this, make motor power and reducing gear, transmission mechanism and the spiral pump housing be combined into integral body.

When motor (21) fast turn-around, after the deceleration of worm gear (23), worm screw (25), by the worm gear hinge pin (24), connecting rod annex (16), connecting rod (19), pull bar (5) (20) two pump covers of transmission (4) respectively, the same State the continuous alternating tensile of principle, compression two spiral pump housings (9) (14), come alternately to enlarge continuously and dwindle the pump housing and hold Amass and finish the pump water conservancy project and do.

The spiral pump housing and turnover water valve all are to utilize rubber-plastics material to make, and be more corrosion-resistant.Because the spiral pump housing and protective housing leave the gap, the stretching of the pump housing and compression be displacement just, not friction mutually, and its elastic force of spring skeleton is dashed by alternately flexible the supporting of two pump housings simultaneously, so cancelled frictional force and wearing and tearing.In addition, this pump is the chance that water closed, the inspiration pump housing does not have yielding, so need not pour in down a chimney water receiving, the pump line water intake need not be provided with stream end socket (keeping off foreign material with the flower hurdle gets final product) yet, as long as starting, promptly very fast water outlet, and suction journey, lift, range and the water-outlet quantity of this pump all increase than existing equal water pump.So, the utlity model has laborsaving durable, advantage such as water outlet is fast, pressure is big and work efficiency is high, purposes is many, cost is low, be that huge numbers of families afford the desirable multipurpose water pump that can use.

Claims

1, a kind of multi-angle screw pump, on frame, water storage tank, the spiral pump housing comprise pump housing protective housing, connecting rod, connecting rod annex and the manual rocking bar of volute pump, or the worm gear of motor-driven volute pump, worm screw, motor etc. are linked in sequence.It is characterized in that: water storage tank is fixed on the frame, two pump housing protective housings, its bottoms are separately fixed at outside the front-back wall of water storage tank on the two double helix pump housing outer covers, the pump cover at pump housing top and pull bar, connecting rod annex and the manual rocking bar of volute pump, or the worm gear of motor-driven volute pump, worm screw, motor are linked in sequence.

2, multi-angle screw pump according to claim 1, it is characterized in that: the bottom of the two double helix pump housings all with non-limit be flange edge, respectively with the non-limit compression seal of pump housing protective housing bottom be fixed on the front-back wall outside of water storage tank, corresponding part, pump housing bottom is respectively equipped with inlet valve and outlet valve, the top is with pump cover and pump cover holder sealing, a fixedly end of pull bar of a hole is stayed at the center, and the other end of pull bar is connected to connecting rod two of rectangular shaped as frame; The bottom of square water storage tank is fixed on the frame, and the bottom is provided with intake pipe and threeway; Wherein, manually the water storage tank top of volute pump is provided with air chamber, and the bottom is provided with outlet pipe, and the lower end of " Y " shape rocking bar is installed on the frame hinge pin, and its underpart is connected with rectangular shaped as frame connecting rod by the connecting rod annex; The water storage tank top of motor-driven volute pump is with the sealing of water storage case lid, and water storage tank covers and is provided with outlet pipe, and motor and worm gear, worm screw are fixed on the frame, and motor is connected with connecting rod with the connecting rod annex by worm screw, worm gear.