CN2051038U - Motor-driven sprayer with eccentric axis and four-cylinder plunger - Google Patents

Abstract

The utility model describes a motor-driven sprayer with eccentric axis and four-cylinder plunger. Its primary structure is that one end of one root of rotatable eccentric axis drives four roots of plunger piston which are connected into one part of every two roots to do cross-shaped arrangement in the inside of the liquor pump body through a bearing and a connecting rod. The four roots of plunger piston which are in the same cutaway flat surface do alternating motion in a cylinder. The utility model has novel structure, small size, light weight, high work efficiency, power saving, homogeneous mist dots, and strong atomizing force. So, the utility model is an ideal medical instrument of preventing and curing pest of fruit-bearing tree. And it also is widely used for preventing and curing pest of agriculture, garden and warehouse, hygiene and disease control, building spraying and coating and cleaning.

Description

Motor-driven sprayer with eccentric axis and four-cylinder plunger

Eccentric shaft four cylinder plug formula power driven sprayers described in the utility model are a kind of novel plunger type power driven sprayers, are the ideal machines that uses in the industries such as forestry, agricultural, building, health, traffic.

The pot type piston formula sprayer that the prior art of this technical field is made up of pump body, piston, air chamber, actuating unit, humidifier.So this structure is inhaled, resistance big piston during discharge opeing, barrel wear is fast, the little spraying power of mechanomotive force weak, cloud point is inhomogeneous, the waste soup, and because its structure heaviness, volume are big, inefficiency, waste non-ferrous metal, waste energy.So this traditional pot type piston formula power driven sprayer is improved design, with weight reduction, to reduce cost, improve its operating efficiency, save the energy be very necessary.

Problem in view of above-mentioned existence of the prior art, task of the present utility model be that a kind of rational in infrastructure, advanced in performance, mechanomotive force of design is big, spraying is even, in light weight, the little operating efficiency high flow rate of volume non-ferrous metal is few new-type eccentric shaft four cylinder plug formula power driven sprayers, primary structure of the present utility model is the end with a rotatable eccentric shaft, four plungers by per two plungers of drive such as bearing connecting rod are connected as a single entity become cross layout in the liquid pump body.Four plungers in same cross-sectional plane move reciprocatingly in cylinder body.When mechanism works, eccentric shaft whenever revolves when turning around, make per two four plungers that are connected as a single entity, four plungers that become cross to arrange in same cross-sectional plane are done respectively continuously in cylinder body once and are moved back and forth, and make four cylinders respectively do once suction, discharge opeing action.This working method is that all motor-driven piston atomizing pumps are not all accomplished in the existing technical field.Therefore the utlity model has rational in infrastructure, appearance is novel, volume is little, in light weight, cost is low, high efficiency is saved characteristics such as power.Spraying power is strong, cloud point is even, the advantage of laborsaving province medicine because the utility model has again, so the utility model is a kind of desirable plunger type power driven sprayer.

The utility model is a kind of eccentric shaft four cylinder plug formula power driven sprayers, it has pump body, air chamber, plunger, suction, drainage mechanism, its feature as shown in drawings, on the same cross-sectional plane, the cross plunger of four plunger cases in cylinder body of arranging of the orthogonal one-tenth of axis also becomes cross layout in the pump body.Its small end of rotatable eccentric shaft is housed in body to link to each other with an end of connecting rod by bearing.The other end of connecting rod links to each other with double plunger by bearing pin lining silk axle, and single plunger realized with being connected by plunger core, bearing pin of connecting rod.The big end of eccentric shaft is connected with vee-pulley by key, and suction, drainage mechanism have four imbibing holes and four outages.Then make double plunger and single plunger in four plunger cases, do once reciprocating motion continuously respectively when eccentric shaft whenever rotates a circle, respectively do once suction, discharge opeing action thereby reach four plunger cases.Per two plungers on same axis are connected as a single entity and become double plunger in the pump body, and the connection of single plunger group realizes by the V-arrangement contiguous block.The operate as normal of double plunger and single plunger group is by being arranged in mutually perpendicular four plunger cases realization of axis in the same cross-sectional plane in the pump body.

The imbibition chamber of suction, drainage mechanism is arranged on the right end cap, and four inlet openings are arranged, and when mechanism worked, soup entered in the fluid collection chamber of pump body by valve seat, valve gap, stage clip, the valve bonnet of installing on the inlet opening.Right end cap and pump body are realized by sealing ring and bolt in the sealing at inlet place.Water sucting belt is connected on the right end cap by the imbibition joint, and communicates with the imbibition chamber.Exhaust chamber is arranged on the left end cap, and has four outages to communicate with the fluid collection chamber of pump body.In mechanism when work,, soup is by the fluid collection chamber of pump body, and valve seat, valve gap, stage clip, the valve bonnet by outage enters in the exhaust chamber on the left end cap, then enters air chamber.Pump body and left end cap are realized by sealing ring and bolt in the sealing in fluid collection chamber exit.Manometer and pressure regulator valve are installed on the left end cap and communicate with exhaust chamber.

Eccentric shaft four cylinder plug formula power driven sprayers described in the utility model can replace existing power driven sprayer.This novel structure has overcome original structure cost height, inefficiency, shortcoming that consumption of power is big, and can save a large amount of non-ferrous metals.Thereby the utlity model has rational in infrastructure, advanced in performance, characteristics such as eruption power is big, operating efficiency height.The utility model can be widely used in fruit tree, field crop, vegetable garden and the soup prevention and elimination of disease and pests is sprayed in forestry, and uses and the usefulness of store in a warehouse prevention and elimination of disease and pests health and epidemic prevention and building spraying and cleaning as plant protection mechanism.The utility model also can be used in the mechanisms such as air-conditioning, refrigeration, air compression.

The utility model has two accompanying drawings, and wherein accompanying drawing 1 is that the overall construction drawing of eccentric shaft four cylinder plug formula power driven sprayers also is a front view.Accompanying drawing 2 is fundamental diagrams of eccentric shaft, connecting rod, plunger mechanism, also is right view.

Among the figure: 1. air chamber; 2. left end cap; 3. bearing (ball) cover; 4. ox-hide pad; 5. manometer; 6. air chamber sealing gasket; 7. pressure regulator valve; 8. bolt; 9. threeway; 10, O type cushion rubber; 11, pump body; 12, sealed base; 13, interior V-shaped seal ring; 14, top cover in the sealing; 15, double plunger; 16O type cushion rubber; 17, end cover; 18, connecting rod; 19, bearing pin lining; 20 axles; 21, bearing; 22, water sucting belt; 23, suction joint; 24 bearings; 25, vee-pulley; 26, key; 27, catch; 28, screw; 29, screw; 30, stage clip; 31, valve gap; 32, valve seat; 33, valve bonnet; 34, sealing gasket; 35, right end cap; 36, awl end tight fixed bolt; 37, bearing retaining; 38, O RunddichtringO; 39, outside framework oil seal; 40, bolt; 41 eccentric shafts; 42, single plunger; 43, plunger core; 44, bearing pin; 45, V-arrangement contiguous block; 46, plunger case.

Specific embodiment of the utility model is as shown in drawings:

Double plunger (15) links to each other with connecting rod (18) with silk axle (20) by bearing pin lining (19), and the other end of connecting rod is connected by the little axle of bearing (21) with the other end of eccentric shaft (41).Cylinder shiny surface position, double plunger (15) both sides is placed in two plunger cases (46) of same axis of pump body (11) by top cover (14) interior V-shaped seal ring (13) and sealed base (12) in the sealing of both sides respectively, and the sealed end cap of both ends of the surface (17) of two plunger cases (46) and O RunddichtringO (16) are with four bolt seal.

Wherein one of single plunger (42) is connected with V-type contiguous block (45) with screw thread, and tightened up by screw, the other end at first is movably connected connecting rod (18) and plunger core (43) by bearing pin (44) and bearing pin lining (19), then single plunger (42) is connected with V-type contiguous block (45) with plunger core (43) assembly parts and tightens up with screw.In like manner, single plunger (42) group and the plunger case (46) of pump body (11) and being connected of eccentric shaft (41) are identical with double plunger (15).

Double plunger (15) is placed in the pump body (11) with single plunger (42) group, is mutually 90 ° in order to two connecting rods (18) that connect eccentric shaft (41) and double plunger (15) and single plunger (42) group at an end of eccentric shaft (41) in orthogonal four plunger cases of its axis (46) in same cross-sectional plane.

The imbibition chamber of this mechanism is arranged on the right end cap (35), and valve seat (32), valve gap (31), stage clip (30), the valve bonnet (33) of soup by installation enters in the fluid collection chamber of pump body (11) when the work of four inlet opening mechanisms is arranged.Right end cap (35) is realized by sealing ring (34) and bolt (8) with the sealing of pump body (11) at the inlet place.Water sucting belt (22) is connected on the right end cap (35) by imbibition joint (23), and communicates with the imbibition chamber.Exhaust chamber is arranged on the left end cap (2), and has four outages to communicate with the fluid collection chamber of pump body (11).In mechanism when work,, soup is by the fluid collection chamber of pump body (11), and valve seat (32), valve gap (31), stage clip (30), the valve bonnet (33) by outage enters in the exhaust chamber on the left end cap (2), then enters air chamber (1).Pump body (11) is realized by sealing ring (34) and bolt (8) with the sealing of left end cap (2) in the fluid collection chamber exit.Manometer (5) and pressure regulator valve (7) are installed in left end (2) and upward communicate with exhaust chamber.

When engine drives vee-pulley (25) rotation by the V-belt, when eccentric shaft (41) being rotated by key (26), transmission by bearing (21) is because the wobbler action of eccentric shaft (41) makes two connecting rods (18) drive double plunger (15) respectively and single plunger (42) is organized, in pump body (11), be arranged in perpendicular four plunger cases (46) of the interior axis of same cross-sectional plane, move reciprocatingly, finish suction, discharge opeing action.

Claims (3)

1, a kind of eccentric shaft plunger type power driven sprayer, it has the pump body, air chamber, plunger, inhale, drainage mechanism, it is characterized in that, in pump body (11) on the same cross-sectional plane, cross four plunger cases (46) of arranging of the orthogonal one-tenth of axis, plunger (15 in cylinder body, 42) also become cross layout, rotatable eccentric shaft (41) is housed in pump body (11), its small end links to each other with an end of connecting rod (18) by bearing (21), the other end of connecting rod (18) is by bearing pin lining (19), silk axle (20) links to each other with double plunger (15), single plunger (42) is by plunger core (43) with being connected of connecting rod (18), bearing pin (44) is realized, the big end of eccentric shaft (41) is connected with vee-pulley (25) by key (26), inhale, drainage mechanism has four imbibing holes and four outages, then make double plunger (15) and single plunger (42) in four plunger cases (46), do once reciprocating motion continuously respectively when eccentric shaft (41) whenever rotates a circle, respectively do once suction thereby reach four plunger cases (46), the discharge opeing action.

2, eccentric shaft four cylinder plug formula power driven sprayers according to claim 1, it is characterized in that per two plungers on same axis are connected as a single entity becomes the connection of double plunger (15) single plunger (42) group and realizes by V-type contiguous block (45), and the operate as normal of double plunger (15) and single plunger (42) group realizes by being arranged in the same cross-sectional plane mutually perpendicular four plunger cases of axis (46) in the pump body (11).

3, eccentric shaft four cylinder plug formula power driven sprayers according to claim 1, it is characterized in that inhaling, the imbibition chamber of drainage mechanism is arranged on the right end cap (35), and 4 inlet openings are arranged, the valve seat (32) of soup by installing on inlet opening when mechanism works, valve gap (31), stage clip (30), valve bonnet (33) enters in the fluid collection chamber of pump body (11), right end cap (35) is realized by sealing ring (34) and bolt (8) with the sealing of pump body (11) at the inlet place, water sucting belt (22) is connected on the right end cap (35) by imbibition joint (23), and communicate with the imbibition chamber, exhaust chamber is arranged on the left end cap (2), and there are 4 outages to communicate with the fluid collection chamber of pump body (11), when mechanism works, soup is by the fluid collection chamber of pump body (11), valve seat (32) by outage, valve gap (31), stage clip (30), valve bonnet (33) enters in the exhaust chamber on the left end cap (2), then enter air chamber (1), pump body (11) realizes that by sealing ring (34) and bolt (8) manometer (5) and pressure regulator valve (7) are installed in left end cap (2) and upward communicate with exhaust chamber with the sealing of left end cap (2) in the fluid collection chamber exit.

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