CN201207844Y

CN201207844Y - Injection type irrigation machine

Info

Publication number: CN201207844Y
Application number: CNU2008201090240U
Authority: CN
Inventors: 赵英斌; 韩志武; 沈秀丽; 刘伟生
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-03
Filing date: 2008-07-03
Publication date: 2009-03-18
Anticipated expiration: 2018-07-03

Abstract

An injection-type irrigator comprises a main body, a transmission system, a water supply system and a water injection system, wherein the main body comprises a frame, a rear left wheel and a rear right wheel; a left water tank, a right water tank and an intermediate water tank are arranged below the frame; the water supply system includes a multi-stage plunger water pump assembly below the front part of the intermediate water tank; the front end of the multi-stage plunger water pump is hinged with the frame, and a piston rod on the rear end is connected water a water pump oil cylinder arranged on a support; a set of water injection system is respectively arranged below the front parts of the left water tank and the right water tank; and the water injection system is selected from a hydraulic water injection system or a mechanical water injection system. The injection-type irrigator including the main body, the transmission system, the water supply system and the water injection system has the advantages of continuous water injection, greatly reduced labor force, improved irrigation efficiency, large-area use, significant water-saving effect, and less investment, and can be used for irrigating and ridge-culturing tall crops.

Description

Injection type irrigation machine

Technical field

The utility model relates to a kind of Irrigation Machine, relates in particular to a kind of injection type irrigation machine.

Background technology

At present, the water resource of China is very in short supply, but the agricultural water waste is very serious.Therefore traditional broad irrigation irrigation method makes agricultural become the water rich and influential family, and its water consumption accounts for more than 70% of national total water amount, and the effective rate of utilization of water has only 30%-40%, changes the tradition custom of irrigating the fields, and the use water-saving irrigation technique is imperative.At present, known water-saving irrigation technique mainly contains sprinkling irrigation, slight irrigation and injection type irrigation.Sprinkler irrigation technique is to utilize complete engine, water pump to whom to pressurize, or utilizes whose natural drop who is transported to the irrigated area by pipeline, is ejected into by the shower nozzle on the pipeline and looses into water droplet in the air, is dispersed in the field equably and irrigates.Micro irrigation technology can be according to the need water requirement of crop, by irrigating control, filtration system and pipeline and be installed in special water jet on the pipeline, water and the needed fertilizer of crop, nutrient are delivered directly to evenly, exactly with less flow near the soil the root of crop.Slight irrigation is mainly used in localized irrigation.Sprinkling irrigation is huge with the micro irrigation technology investment, and once investment generally needs tens thousand of units, and general peasant household can't bear, and water-saving result is not obvious.The injecting irrigation technology is to use special syringe directly to a kind of irrigation method of root region soil water filling (or liquid manure solution), but also there is not ripe injecting irrigation technology at present, existing injecting irrigation is the very low single entry injector of a kind of efficient, by people's flush pipe, can only one one give the crop water filling, can not realize continuous water filling, the labour drops into huge, efficient is extremely low, can't large tracts of land promote; For the high crop of ridge culture, adopt this injecting irrigation bigger to the manpower loss.

The utility model content

The technical problems to be solved in the utility model is the defective that overcomes above-mentioned irrigation technique, provide a kind of invest little, can inject continuously, efficient height, water saving obviously and can be used for irrigating the injection type irrigation machine of the high crop of ridge culture.

For solving the problems of the technologies described above, the utility model adopts following technical scheme:

A kind of injection type irrigation machine, comprise vehicle body, transmission system, water system and flood pattern, vehicle body comprises frame, left rear wheel, off hind wheel, left water tank, right water tank and intermediate water tank are housed on the frame, have at interval between left side water tank and intermediate water tank, have between right water tank and intermediate water tank at interval, be provided with communicating pipe between left water tank and intermediate water tank, be provided with communicating pipe between right water tank and intermediate water tank, the front end of intermediate water tank is provided with steering device and front-wheel.Dividing plate is divided into intermediate water tank, following two tanks, transmission mechanism is housed in the lower box, transmission mechanism comprises engine, gearbox, be provided with first speed pulley in the gearbox, second speed pulley, engine links to each other with first speed pulley by driving-belt, frame top is equipped with power transmission shaft, differential mechanism power transmission shaft two ends are housed on the power transmission shaft one first drive respectively is housed, first speed pulley links to each other with differential mechanism by driving-belt, first drive links to each other with the back drive by driving-belt, and back drive is installed on the hind axle on left rear wheel/off hind wheel; Water system comprises the multistage plunger water pump assembly that is positioned at the intermediate water tank lower front, multistage plunger water pump assembly front end and frame hinge joint, the piston rod of the rear end water pump oil cylinder interior with being contained in lower box is connected, multistage plunger water pump assembly comprises the pump housing, be provided with a plurality of compartments in the pump housing, the pump housing is divided into a plurality of pump chambers, be provided with piston rod in the pump housing, on the piston rod in each pump chamber a piston is housed, each compartment is provided with pump intake, pump outlet, be connected to water inlet pipe on the pump intake, water inlet pipe feeds in the intermediate water tank, is connected to outlet pipe on the pump outlet; Described left water tank, right water tank lower front respectively is provided with a cover flood pattern, flood pattern comprises and is separately positioned on left water tank/right water tank lower front left side, hoistway on the right flank, slide in the hoistway slide bar is arranged, the slide bar two ends respectively link a lift cylinder, the lift cylinder upper end is fixed with left water tank/right water tank, be with jack rod sleeve on the slide bar, be fixed with two water filling oil cylinders and a synchronous fuel tank on the jack rod sleeve, the water filling oil cylinder vertically is provided with, the synchronous fuel tank horizontally set, the synchronous fuel tank other end is fixed on left water tank/right water tank, water injection needle has two groups, be set to scissors-type, link to each other by cross bar between the adjacent water injection needle in every group of water injection needle, the piston rod of each water filling oil cylinder links to each other with one of them water injection needle in every group of water injection needle, is provided with the water injection needle water inlet on each water injection needle, the lower end is provided with the water injection needle delivery port, and outlet pipe and water injection needle water inlet join; Fuel tank, oil pump, distributor also are housed in the described casing, fuel tank links to each other with oil pump by oil pipe, oil pump links to each other with distributor by oil pipe, be connected to multiple-tubing string on the distributor, oil pipe feeds respectively in water pump oil cylinder, water filling oil cylinder, synchronous fuel tank, the lift cylinder, and the power shaft of oil pump is connected with second speed pulley by conveyer belt.

The another kind of injection type irrigation machine of the utility model, comprise vehicle body, transmission system, water system and flood pattern, vehicle body comprises frame, left rear wheel, off hind wheel, left water tank, right water tank and intermediate water tank are housed on the frame, have at interval between left side water tank and intermediate water tank, have between right water tank and intermediate water tank at interval, be provided with communicating pipe between left water tank and intermediate water tank, be provided with communicating pipe between right water tank and intermediate water tank, the front end of intermediate water tank is provided with steering device and front-wheel.Dividing plate is divided into intermediate water tank, following two tanks, transmission mechanism is housed in the lower box, transmission mechanism comprises engine, gearbox, be provided with first speed pulley in the gearbox, second speed pulley, engine links to each other with first speed pulley by driving-belt, frame top is equipped with power transmission shaft, differential mechanism is housed on the power transmission shaft, second drive, one first drive respectively is equipped with at the power transmission shaft two ends, first speed pulley links to each other with differential mechanism by driving-belt, first drive links to each other with the back drive by driving-belt, and back drive is installed on the hind axle on left rear wheel/off hind wheel; Water system comprises the multistage plunger water pump assembly that is positioned at the intermediate water tank lower front, multistage plunger water pump assembly front end and frame hinge joint, the piston rod of the rear end water pump oil cylinder interior with being contained in lower box is connected, multistage plunger water pump assembly comprises the pump housing, be provided with a plurality of compartments in the pump housing, the pump housing is divided into a plurality of pump chambers, be provided with piston rod in the pump housing, on the piston rod in each pump chamber a piston is housed, each compartment is provided with pump intake, pump outlet, be connected to water inlet pipe on the pump intake, water inlet pipe feeds in the intermediate water tank, is connected to outlet pipe on the pump outlet; Described left water tank, right water tank lower front respectively is provided with a cover flood pattern, flood pattern comprises crank connecting link, a crank respectively is equipped with at the crank connecting link two ends, the crank lower end is contained on the bent axle, sprocket wheel is housed on the bent axle, sprocket wheel links to each other with second drive by chain, crankshaft installed is on bearing block, bearing block by strut fixation on left water tank/right water tank, be with the connecting rod cover on the crank connecting link, connecting rod puts and is fixed with two groups of water injection needle connecting rods, guiding slide bar of each water injection needle connecting rod lower end hinge joint, and the guiding slide bar is fixedlyed connected with water injection needle, guiding slide bar and water injection needle guide post slidable fit, the water injection needle guide post is fixed on the support, and water injection needle is two groups, is set to scissors-type, link to each other by cross bar between the adjacent water injection needle in every group of water injection needle, each water injection needle upper end is provided with the water injection needle water inlet, and the lower end is provided with the water injection needle delivery port, and outlet pipe and water injection needle water inlet join; Fuel tank, oil pump, distributor also are housed in the described casing, fuel tank links to each other with oil pump by oil pipe, and oil pump links to each other with distributor by oil pipe, is connected to oil pipe on the distributor, oil pipe feeds in the water pump oil cylinder, and the power shaft of oil pump is connected with second speed pulley by conveyer belt.

Injection type irrigation machine of the present utility model, all be fixed with oil pipe sleeve and trailing wheel extension sleeve in wherein said left water tank, the right water tank, oil pipe sleeve lower end and trailing wheel extension sleeve upper end fix, be provided with oil pipe in the oil pipe sleeve, the trailing wheel telescopic oil cylinder is arranged in the trailing wheel extension sleeve, trailing wheel telescopic oil cylinder upper end hinge is on trailing wheel extension sleeve top, and the lower end links in interior set upper side, and the pedestal on interior cover lower end and the hind axle is fixed; Oil pipe one end links to each other with distributor, and the other end feeds in the trailing wheel telescopic oil cylinder.

Injection type irrigation machine of the present utility model, first suspension bracket respectively is equipped with on wherein said left water tank, right water tank and intermediate water tank rear end face top, and second suspension bracket and lifting suspension ring respectively are equipped with in described left water tank, right water tank and intermediate water tank rear end face bottom.

Injection type irrigation machine of the present utility model is equipped with non-return valve on wherein said water inlet pipe and the outlet pipe.

The utility model injection type water-saving irrigation machine comprises vehicle body, transmission system, water system and flood pattern, realized continuous water filling, reduced the labour greatly, improved irrigation efficiency, but large tracts of land is used, and adopts multistage plunger water pump assembly control water injection rate, and water-saving result is obvious, have between each water tank at interval, can be used for irrigating the high crop of ridge culture.In addition, the utility model injection type irrigation machine is compared with micro irrigation technology with sprinkling irrigation, invests less.

Description of drawings

Fig. 1 is the side partial sectional view of first kind of embodiment of the utility model injection type irrigation machine;

Fig. 2 is the rearview of Fig. 1;

Fig. 3 is an A-A cutaway view among Fig. 2;

Fig. 4 is the structural representation of multistage plunger water pump assembly among Fig. 3;

Fig. 5 is the C-C cutaway view of Fig. 1;

Fig. 6 is an A place enlarged drawing among Fig. 1;

Fig. 7 is the end view of second kind of embodiment of the utility model injection type irrigation machine;

Fig. 8 is the rearview of Fig. 7;

Fig. 9 is the F-F cutaway view of Fig. 8;

Figure 10 is a B place enlarged drawing among Fig. 7;

Figure 11 is an E-E cutaway view among Figure 10;

Figure 12 is a G-G cutaway view (amplification) among Figure 11;

Figure 13 is the utility model injection type irrigation machine duty rearview.

Embodiment

The utility model injection type irrigation machine comprises vehicle body, transmission system, water system and flood pattern.As depicted in figs. 1 and 2, vehicle body comprises frame 1, left rear wheel 11, off hind wheel 12, left water tank 2, right water tank 3 and intermediate water tank 4 are housed on the frame 1, have between left side water tank 2 and the intermediate water tank 4 at interval, have at interval between right water tank 3 and the intermediate water tank 4, like this when irrigating high crop of ridge culture, Irrigation Machine be convenient to by and can not damage crop.Left

side water tank

2 and 4 of intermediate water tanks are provided with communicating pipe,

right water tank

3 and 4 of intermediate water tanks are provided with communicating pipe, because water inlet pipe is located at intermediate water tank 4 bottoms, like this during the water level in the water level in the middle water tank 4 is lower than left water tank 2 and right water tank 3, water in left side water tank 2 and the right water tank 3 enters intermediate water tank 4 by communicating pipe 20, and water level equates in the three-tank to keep.The front end of intermediate water tank 4 is provided with steering device 5 and front-wheel 6.First suspension bracket 50 all is equipped with on left side water tank 2, right water tank 3 and intermediate water tank 4 rear end face tops, is used to install facilities such as sprinkling irrigation, laxative, fertilising.Second suspension bracket 60 all is housed for left side water tank 2, right water tank 3 and intermediate water tank 4 rear end face bottoms and lifting suspension ring 51, the second suspension brackets 60 are used for installing plough 61, and lifting suspension ring 51 are used to adjust the height of plough 61.

As Fig. 3 and shown in Figure 5, dividing plate 16 is divided into upper and lower two tanks with intermediate water tank 4, transmission mechanism is housed in the lower box, transmission mechanism comprises engine 7, gearbox 8, be provided with first speed pulley 18, second speed pulley 41 in the gearbox 8, engine 7 links to each other with first speed pulley 18 by driving-belt.Frame 1 top is equipped with power transmission shaft 10, differential mechanism 11 is housed on the power transmission shaft 10, one first drive 12 respectively is equipped with at power transmission shaft 10 two ends, first speed pulley 18 links to each other with differential mechanism 11 by driving-belt, first drive 12 links to each other with back drive 14 by driving-belt, and back drive 14 is installed on the hind axle on left rear wheel 11/ off hind wheel 12.Fuel tank 162, oil pump 167, distributor 163 also are housed in the casing 16, and fuel tank 162 links to each other with oil pump 167 by oil pipe, and oil pump 167 links to each other with distributor 163 by oil pipe, and the power shaft of oil pump 167 is connected with second speed pulley 41 by conveyer belt.In first kind of embodiment of the utility model, be connected to 5 oil pipe 35-1,35-2,35-3,35-4,39 on the distributor 163, oil pipe 35-1 feeds in the water pump oil cylinder 161, oil pipe 35-2 feeds in water filling oil cylinder 206 (see figure 6)s, oil pipe 35-3 feeds in synchronous fuel tank 211 (see figure 6)s, oil pipe 35-4 feeds in lift cylinder 204 (see figure 6)s, and oil pipe 39 feeds in trailing wheel telescopic oil cylinder 155 (see figure 1)s.As shown in Figure 9, in second kind of embodiment of the utility model, be connected to 2 oil pipes 36,153 on the distributor 163, oil pipe 36 feeds in the water pump oil cylinder 161, and oil pipe 153 feeds in the trailing wheel telescopic oil cylinder 155.

As shown in Figure 3 and Figure 4, water system comprises the multistage plunger water pump assembly 19 that is positioned at intermediate water tank 4 lower front, multistage plunger water pump assembly 19 front ends and frame 1 hinge joint, and the piston rod 193 of the rear end water pump oil cylinder 161 interior with being contained in lower box is connected.Multistage plunger water pump assembly 19 comprises the pump housing 191, be provided with a plurality of compartments 192 in the pump housing 191, the pump housing 191 is divided into a plurality of pump chambers, be provided with piston rod 193 in the pump housing 191, on the piston rod 193 in each pump chamber a piston 194 is housed, pump chamber is divided into working chamber and back pressure cavity, be equipped with the pump intake 195, the pump outlet 196 that communicate with working chamber on each compartment 192, be connected to water inlet pipe on the pump intake 195, water inlet pipe feeds in the intermediate water tank 4, is connected to outlet pipe 200 on the pump outlet 196.Be equipped with non-return valve on water inlet pipe and the outlet pipe 200.Multistage plunger water pump assembly 19 can guarantee the water of input same dose in each water injection needle, thereby guarantees that water injection rate is even.

As Fig. 1 and shown in Figure 6, left side water tank 2 lower front are provided with a cover flood pattern, flood pattern comprises and is separately positioned on left water tank 2 lower front left sides, hoistway 20 on the right flank, slide in the hoistway 20 slide bar 203 is arranged, slide bar 203 two ends respectively link a lift cylinder 204, lift cylinder 204 upper ends and left water tank 2 are fixing, be with jack rod sleeve 205 on the slide bar 203, be fixed with two water filling oil cylinders 206 and a synchronous fuel tank 211 on the jack rod sleeve 205, water filling oil cylinder 206 vertically is provided with, synchronous fuel tank 211 horizontally sets, synchronous fuel tank 211 other ends are fixed on the left water tank 2, water injection needle 207 has two groups, is set to scissors-type, and every group has 3 water injection needles in the present embodiment.Link to each other by cross bar between the adjacent water injection needle 207 in every group of water injection needle 207, the piston rod 59 of each water filling oil cylinder 206 links to each other with one of them water injection needle 207 in every group of water injection needle 207, each water injection needle 207 upper end is provided with water injection needle water inlet 208, the lower end is provided with water injection needle delivery port 209, and outlet pipe 200 links to each other with water injection needle water inlet 208.Right water tank 3 lower front also are provided with a cover flood pattern, and structure is identical with the flood pattern of left water tank 2, the bilateral symmetry setting.

As shown in Figure 8, in second kind of embodiment of the utility model, on the power transmission shaft 10 that install at frame 1 top second drive 21 is housed also.As Fig. 7, Figure 10, Figure 11 and shown in Figure 12, flood pattern comprises crank connecting link 22, a crank 23 respectively is equipped with at crank connecting link 22 two ends, crank 23 lower ends are contained on the bent axle 24, sprocket wheel 25 is housed on the bent axle 24, sprocket wheel 25 links to each other with second drive 21 by chain, and bent axle 24 is installed on the bearing block 26, and bearing block 26 is fixed on the left water tank 2 by pole 55.Be with connecting rod cover 27 on the crank connecting link 22, be fixed with two groups of water injection needle connecting rods 28 on the connecting rod cover 27, guiding slide bar 34 of each water injection needle connecting rod 28 lower ends hinge joint, guiding slide bar 34 is fixedlyed connected with water injection needle 29, guiding slide bar 34 and water injection needle guide post 32 slidable fit, water injection needle guide post 32 is fixed on the support 33.Water injection needle 29 is two groups, is set to scissors-type, links to each other by cross bar between the adjacent water injection needle 29 in every group of water injection needle 29, and every group has 3 water injection needles 29 in the present embodiment.Each water injection needle 29 upper end is provided with water injection needle water inlet 30, and the lower end is provided with water injection needle delivery port 31, and outlet pipe 200 joins with water injection needle water inlet 30.Right water tank 3 lower front also are provided with a cover flood pattern, and structure is identical with the flood pattern of left water tank 2, the bilateral symmetry setting.

As Fig. 1 and shown in Figure 5, be fixed with oil pipe sleeve 152 and trailing wheel extension sleeve 157 in the water tank 2 of a left side, oil pipe sleeve 152 lower ends and trailing wheel extension sleeve 157 upper ends fix, be provided with oil pipe 153 in the oil pipe sleeve 157, trailing wheel telescopic oil cylinder 155 is arranged in the trailing wheel extension sleeve 157, trailing wheel telescopic oil cylinder 155 upper end hinge are on trailing wheel extension sleeve 157 tops, and the lower end links in interior cover 156 upper ends, and the pedestal 151 on interior cover 156 lower ends and the hind axle 15 is fixing; Oil pipe 153 1 ends link to each other with distributor 163, and the other end feeds in the trailing wheel telescopic oil cylinder 155.Be fixed with oil pipe sleeve 152 and trailing wheel extension sleeve 157 equally in the right water tank 3, structure is with in the left water tank 2.When Irrigation Machine was passed through uneven hillside fields, the trailing wheel telescopic oil cylinder 155 that vehicle body hangs down in the side water tank (is example with left water tank 2) was started working, and the plungers in the trailing wheel telescopic oil cylinder 155 lift left water tank 2, thereby make the vehicle body balance.

Figure 13 is the utility model injection type irrigation machine duty rearview, and vehicle is walked in three furrows, gives the situation of the high crop water filling of four lines on the ridge platform 58.

First kind of embodiment course of work of the utility model injection type irrigation machine is: when water pump oil cylinder 161 spurs piston rod 193 to the right, water enters in the pump chamber from pump intake 195, when water pump oil cylinder 161 promoted piston rod 193 left, water entered in the water injection needle 207 by outlet pipe 200 from pump outlet 196.Simultaneously, the piston rod 59 of water filling oil cylinder 206 drives water injection needle 207 and moves down, make water injection needle 207 enter water filling in the soil, this moment synchronous fuel tank 211 push-and-pull jack rod sleeves 205, thereby make water injection needle 207 walking forward synchronously in the Irrigation Machine walking process in the soil, assurance water injection needle 207 is finished in the water filling of stop certain hour at soil, and the piston rod 59 of water filling oil cylinder 206 drives water injection needles 207 and moves up, and a water filling is finished.When Irrigation Machine was not worked, lift cylinder 204 upwards drew slide bar 203, drove water injection needle 207 segment distance that moves up, and made water injection needle 207 built on stilts certain distances, guaranteed the walking of Irrigation Machine safety.

Second kind of embodiment course of work of the utility model injection type irrigation machine is: second drive 21 drives sprocket wheel 25 and rotates, bent axle 24 drives crank 23 and moves in a circle, crank 23 drives crank connecting link 22 and does the upper and lower translation motion, thereby makes connecting rod cover 27 drive 28 liftings of water injection needle connecting rod.When water pump oil cylinder 161 spurred piston rod 193 to the right, water entered in the pump chamber from pump intake 195, and when water pump oil cylinder 161 promoted piston rod 193 left, water entered in the water injection needle 207 by outlet pipe 200 from pump outlet 196.Simultaneously, crank connecting link 22 circumference rotate to the below, and water injection needle 29 enters water filling in the soil, and when crank connecting link 22 circumference rotated to the top, water injection needle 29 left soil, and a water filling is finished.It is parallel that direction is advanced by the direction of rotation of crank 23 and garage, plays step-by-step action during water filling.As Figure 13, during the injecting process, guiding slide bar 34 slides in water injection needle guide post 32, guarantees water injection needle 29 in the middle and lower part that the medial surface of ridge platform 58 thrusts ridge platform 58, accurately quantitative water is injected the root of crop 57 in the ridge platform 58, prevents to damage crop 57.

Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.

Claims

1. An injection type irrigation machine is characterized in that: it comprises a vehicle body, a transmission system, a water supply system and a water injection system, and the vehicle body comprises a frame (1), a left rear wheel (11), a right rear wheel (12), a frame ( 1) The left water tank (2), the right water tank (3) and the middle water tank (4) are installed on the top, there is an interval between the left water tank (2) and the middle water tank (4), and there is an interval between the right water tank (3) and the middle water tank (4). interval, a connecting pipe is provided between the left water tank (2) and the middle water tank (4), a connecting pipe is provided between the right water tank (3) and the middle water tank (4), and the front end of the middle water tank (4) is provided with a driving mechanism (5) and the front wheel (6); the middle water tank (4) is divided into upper and lower two casings by the dividing plate (16), and a transmission mechanism is housed in the lower casing, and the transmission mechanism includes an engine (7), a gearbox (8), and a variable speed The first variable speed pulley (18) and the second variable speed pulley (41) are arranged in the case (8), and the motor (7) is connected to the first variable speed pulley (18) through a transmission belt, and the transmission shaft ( 10), the transmission shaft (10) is equipped with a differential (11), the two ends of the transmission shaft (10) are respectively equipped with a first transmission pulley (12), and the first variable speed pulley (18) passes through the transmission belt and the differential ( 11) are connected, the first transmission wheel (12) is connected with the rear transmission wheel (14) through a transmission belt, and the rear transmission wheel (14) is installed on the rear wheel shaft on the left rear wheel (11)/right rear wheel (12); water supply The system includes a multi-section plunger water pump assembly (19) located under the front part of the intermediate water tank (4), the front end of the multi-section plunger water pump assembly (19) is hinged with the frame (1), and the piston rod (193) at the rear end is connected to the assembly The water pump cylinder (161) in the lower box is connected, the multi-section plunger water pump assembly (19) includes the pump body (191), and the pump body (191) is provided with a plurality of compartments (192), which separate the pump body (191) It is a plurality of pump chambers, the pump body (191) is provided with a piston rod (193), each piston rod (193) in each pump chamber is equipped with a piston (194), and each compartment (192) is provided with a water pump The water inlet (195), the water pump outlet (196), the water inlet of the water pump (195) is connected with the water inlet pipe, the water inlet pipe passes in the middle water tank (4), and the water pump outlet (196) is connected with the water outlet pipe (200) ; The left water tank (2) and the right water tank (3) are respectively provided with a set of water injection system under the front part, and the water injection system includes being respectively arranged on the left and right sides of the left water tank (2)/right water tank (3) front part. Lifting slideway (20), slide bar (203) is arranged in the lifting slideway (20), slide bar (203) two ends respectively splice a lifting oil cylinder (204), lift oil cylinder (204) upper end and left water tank ( 2)/The right water tank (3) is fixed, and the slide bar (203) is covered with a slide bar cover (205), and two water injection cylinders (206) and a synchronous oil cylinder (211) are fixed on the slide bar cover (205). The oil cylinder (206) is arranged vertically, the synchronous oil cylinder (211) is arranged horizontally, the other end of the synchronous oil cylinder (211) is fixed on the left water tank (2)/right water tank (3), and the water injection needle (207 ) has two groups, which are set as scissors, and the adjacent water injection needles (207) in each group of water injection needles (207) are connected by cross bars, and the piston rod (59) of each water injection cylinder (206) is connected with each group of water injection needles. One of the water injection needles (207) in (207) is connected, and each water injection needle (207) is provided with a water injection needle water inlet (208) at the upper end, and a water injection needle water outlet (209) is provided at the lower end, and the water outlet pipe (200) is connected with the water injection needle. Needle water inlet (208) joins; Oil tank (162), oil pump (167), distributor (163) are also housed in the described casing (16), and oil tank (162) links to each other with oil pump (167) through oil pipe, and oil pump (167) links to each other with distributor (163) by oil pipe, and multiple oil pipes (35) are connected on the distributor (163), and oil pipe (35) passes into water pump oil cylinder (161), water injection oil cylinder (206), synchronous oil cylinder ( 211), in the lifting cylinder (204), the input shaft of the oil pump (167) is connected with the second speed change pulley (41) by a transmission belt.

2. The injection irrigation machine according to claim 1, characterized in that: oil pipe sleeves (152) and rear wheel telescopic sleeves (157) are fixed in the left water tank (2) and the right water tank (3). , the lower end of the oil pipe sleeve (152) is fixed to the upper end of the rear wheel telescopic sleeve (157), the oil pipe sleeve (152) is provided with an oil pipe (39), and the rear wheel telescopic sleeve (157) has a rear wheel telescopic oil cylinder ( 155), the rear wheel telescopic oil cylinder (155) upper end is hinged on the rear wheel telescopic sleeve (157) top, the lower end is hinged on the inner sleeve (156) upper end, the inner sleeve (156) lower end and the shaft on the rear wheel shaft (15) Frame (151) is fixed; Oil pipe (39) one end links to each other with distributor (163), and the other end passes in the rear wheel telescopic oil cylinder (155).

3. The injection irrigation machine according to claim 2, characterized in that: each of the left water tank (2), the right water tank (3) and the middle water tank (4) is equipped with a first hanger (50) on the upper rear end surface , the left water tank (2), the right water tank (3) and the lower part of the rear end surface of the middle water tank (4) are respectively equipped with a second hanger (60) and a lifting ring (51).

4. The injection irrigation machine according to claim 3, characterized in that: both the water inlet pipe and the water outlet pipe (200) are provided with check valves.

5. An injection irrigation machine, characterized in that: it includes a vehicle body, a transmission system, a water supply system and a water injection system, and the vehicle body includes a frame (1), a left rear wheel (11), a right rear wheel (12), a frame ( 1) The left water tank (2), the right water tank (3) and the middle water tank (4) are installed on the top, there is an interval between the left water tank (2) and the middle water tank (4), and there is an interval between the right water tank (3) and the middle water tank (4). interval, a connecting pipe is provided between the left water tank (2) and the middle water tank (4), a connecting pipe is provided between the right water tank (3) and the middle water tank (4), and the front end of the middle water tank (4) is provided with a driving mechanism (5) and the front wheel (6); the middle water tank (4) is divided into upper and lower two casings by the dividing plate (16), and a transmission mechanism is housed in the lower casing, and the transmission mechanism includes an engine (7), a gearbox (8), and a variable speed The first variable speed pulley (18) and the second variable speed pulley (41) are arranged in the case (8), and the motor (7) is connected to the first variable speed pulley (18) through a transmission belt, and the transmission shaft ( 10), the transmission shaft (10) is equipped with a differential (11), a second transmission wheel (21), a first transmission wheel (12) is respectively housed at both ends of the transmission shaft (10), and the first variable speed pulley (18 ) is connected to the differential (11) through a transmission belt, the first transmission wheel (12) is connected to the rear transmission wheel (14) through a transmission belt, and the rear transmission wheel (14) is installed on the left rear wheel (11)/right rear wheel (12 ) on the rear axle; the water supply system includes a multi-section plunger water pump assembly (19) located under the front of the middle water tank (4), the front end of the multi-section plunger water pump assembly (19) is hinged with the frame (1), and the rear The piston rod (193) at the end is connected with the water pump cylinder (161) installed in the lower box, the multi-section plunger water pump assembly (19) includes a pump body (191), and a plurality of partitions (192) are arranged in the pump body (191) , the pump body (191) is divided into a plurality of pump chambers, the pump body (191) is provided with a piston rod (193), and a piston (194) is housed on the piston rod (193) in each pump chamber. Section (192) is provided with water pump water inlet (195), water pump water outlet (196), is connected with water inlet pipe on water pump water inlet (195), and water inlet pipe leads in the middle water tank (4), and water pump water outlet (196) A water outlet pipe (200) is connected on the top; a set of water injection systems are respectively provided under the front of the left water tank (2) and the right water tank (3). Each is equipped with a crank (23), the lower end of the crank (23) is mounted on the crankshaft (24), the crankshaft (24) is equipped with a sprocket (25), and the sprocket (25) is connected to the second transmission wheel (21) through a chain , the crankshaft (24) is installed on the bearing housing (26), the bearing housing (26) is fixed on the left water tank (2)/right water tank (3) through the strut (55), and the connecting rod (22) is covered with a connecting rod. Rod cover (27), two groups of water injection needle connecting rods (28) are fixed on the connecting rod cover (27), and each water injection needle connecting rod (28) lower end is hinged with a guide slide bar (34), guide slide bar (34 ) and injection needle ( 29) Fixed connection, guide sliding rod (34) and water injection needle guide rod (32) sliding assembly, water injection needle guide rod (32) is fixed on the bracket (33), water injection needles (29) are two groups, set as scissors , the adjacent water injection needles (29) in each group of water injection needles (29) are connected by a cross bar, each water injection needle (207) is provided with a water injection needle water inlet (208) at the upper end, and a water injection needle outlet (209) is provided at the lower end ), the water outlet pipe (200) is connected with the water injection needle water inlet (208); the fuel tank (162), the oil pump (167), the distributor (163) are also housed in the described box body (16), and the fuel tank (162) passes through Oil pipe links to each other with oil pump (167), and oil pump (167) links to each other with distributor (163) by oil pipe, and oil pipe (36) is connected on distributor (163), and oil pipe (36) leads in the water pump cylinder (161), and oil pump ( The input shaft of 167) is connected with the second variable speed pulley (41) by transmission belt.

6. The injection irrigation machine according to claim 5, characterized in that: oil pipe sleeves (152) and rear wheel telescopic sleeves (157) are fixed in the left water tank (2) and the right water tank (3). , the lower end of the oil pipe sleeve (152) is fixed to the upper end of the rear wheel telescopic sleeve (157), the oil pipe sleeve (152) is provided with an oil pipe (153), and the rear wheel telescopic sleeve (157) has a rear wheel telescopic oil cylinder ( 155), the rear wheel telescopic oil cylinder (155) upper end is hinged on the rear wheel telescopic sleeve (157) top, the lower end is hinged on the inner sleeve (156) upper end, the inner sleeve (156) lower end and the shaft on the rear wheel shaft (15) Frame (151) is fixed; Oil pipe (153) one end links to each other with distributor (163), and the other end passes in the rear wheel telescopic oil cylinder (155).

7. The injection irrigation machine according to claim 6, characterized in that: each of the left water tank (2), the right water tank (3) and the upper rear end surface of the middle water tank (4) is equipped with a first hanger (50) , the left water tank (2), the right water tank (3) and the lower part of the rear end surface of the middle water tank (4) are respectively equipped with a second hanger (60) and a lifting ring (51).

8. The injection irrigation machine according to claim 7, characterized in that: both the water inlet pipe and the water outlet pipe (200) are provided with check valves.