CN221082501U - Farmland spouts medicine device - Google Patents

Abstract

The utility model provides a farmland pesticide spraying device, which comprises a walking component and a spraying component, wherein the walking component comprises a chassis, a plurality of groups of walking wheels are rotationally connected on a bottom plate, the spraying component comprises a pesticide box, a stirring paddle is rotationally connected in the pesticide box, a driving device is arranged on the chassis and is in driving connection with the stirring paddle, when the farmland pesticide spraying device is used, the chassis and the pesticide box are driven by the walking wheels to move, a farmer does not need to bear the pesticide box, the workload of the farmer is effectively lightened, and under the action of the driving device, the stirring paddles alternately stir the pesticide liquid in two directions, so that the impact effect is generated between the pesticide liquid in the pesticide box, the whole pesticide liquid generates rolling, the pesticide liquid on the upper layer and the pesticide liquid on the lower layer are mutually alternated, the pesticide liquid is fully mixed, the phenomenon of non-uniformity and precipitation of the pesticide liquid is avoided, the uniformity of the concentration of the pesticide liquid is ensured, and the pesticide liquid spraying effect is improved.

Description

Farmland spouts medicine device

Technical Field

The utility model relates to the technical field of farmland pesticide spraying, in particular to a farmland pesticide spraying device.

Background

In the growth process of crops, the pesticides for disinsection and weed removal are sprayed timely by using a sprayer according to the growth condition of plants, so that the crop plants are prevented from being affected by pests and weeds, and the crop yield is prevented from being affected.

The current common atomizer still takes shoulder-back type atomizer as the main part, wherein, the most widely used of electric atomizer, electric atomizer is provided with rechargeable battery in the bottom of medical kit, set up electric pump in the medical kit, the battery supplies electric pump electric energy, drive electric pump operation, electric pump pumps the liquid medicine in the medical kit to the shower nozzle and forms water smoke, the peasant household carries the atomizer when walking in the farmland, only need swing the spray boom, just can accomplish the spraying work, alleviateed peasant household's work load to a certain extent.

The sprayer has the following problems in the use process: firstly, the liquid medicine in the medicine box is simply stirred manually only during the preparation, and in the spraying process, the liquid medicine is in a static state, so that the phenomena of non-uniformity and precipitation of the liquid medicine are easy to occur, and the spraying effect of the liquid medicine is influenced; secondly, after the medicine box is filled with the medicine liquid, the weight of the medicine liquid, a battery and the like makes the whole weight of the sprayer larger, and farmers bear more effort when the sprayer walks in the farmland.

Disclosure of utility model

In order to solve the problems in the prior art, a farmland pesticide spraying device is provided. The technical scheme adopted for solving the technical problems is as follows:

A farmland spraying device, comprising:

The walking assembly comprises a chassis, the lower surface of the chassis is rotationally connected with a plurality of groups of walking wheels through a telescopic device, the telescopic device is used for adjusting the height between the chassis and the walking wheels, and one end of the chassis is connected with a handrail in a sliding manner;

The spraying assembly comprises a medicine chest, the medicine chest is fixedly arranged on the upper surface of the chassis, the stirring paddles are rotationally connected in the medicine chest, the chassis is provided with a driving device, the driving device comprises a gear and a rack, the gear is coaxially connected with the stirring paddles, the rack is in sliding connection with the chassis, the rack is in meshed connection with the gear, one end of the rack is fixedly connected with a sliding rod, a first sliding groove is formed in the sliding rod along the length direction, a sliding shaft is slidably arranged in the first sliding groove, a driving motor is fixedly connected onto the chassis, a driving rod is fixedly connected with the shaft end of the driving motor, the sliding shaft penetrates out of the first sliding groove and then is fixedly connected with the driving rod, an electric pump is arranged in the medicine chest, a plurality of groups of spray heads are rotationally arranged between the front ends of the chassis, and the electric pump is communicated with the spray heads through pipelines.

Preferably, the bottom wall of the medicine box is rotatably connected with a second rotating shaft, the upper end of the second rotating shaft penetrates into the medicine box and is fixedly connected with the stirring paddle, and the lower end of the second rotating shaft is fixedly connected with the gear.

Preferably, one end of the sliding shaft, which is far away from the driving rod, penetrates out of the first sliding groove and is fixedly connected with a stop block, and the width of the stop block is larger than that of the first sliding groove.

Preferably, a fixed block is fixedly connected to the chassis, a second sliding groove is formed in the fixed block, the rack penetrates through the second sliding groove, and the rack is in sliding connection with the second sliding groove.

Preferably, the telescopic device comprises an outer tube, the upper end of the outer tube is fixedly connected with the lower surface of the chassis, an inner tube is slidably arranged in the outer tube cavity, and the lower end of the inner tube penetrates out of the outer tube cavity and then is rotationally connected with the travelling wheel.

Preferably, the outer tube and the inner tube comprise square tubes.

Preferably, a screw rod penetrates through the top wall of the inner tube downwards and is in threaded connection with the top wall of the inner tube, and the lower end of the screw rod penetrates through the inner tube cavity and extends; the screw rod upwards penetrates through the top wall of the outer tube and is in threaded connection with the top wall of the outer tube, and the upper end of the screw rod penetrates out of the tube cavity of the outer tube and extends.

Preferably, a limiting block is fixedly connected to the lower end of the screw rod, and the width of the limiting block is larger than the diameter of the screw rod.

Preferably, the chassis is rotationally connected with a worm wheel and a worm, the worm wheel is meshed with the worm, the worm wheel is coaxially and fixedly connected with a main sprocket, the upper end of the screw rod is fixedly sleeved with a secondary sprocket, and the main sprocket and the secondary sprocket are hung with a synchronous chain.

Preferably, one end of the worm is fixedly sleeved with a rotating handle.

Preferably, the worm wheel and worm are located above the chassis, and the main chain wheel and the slave chain wheel are located inside the chassis.

Preferably, the chassis is penetrated and rotatably connected with a first rotating shaft, the upper end of the first rotating shaft is fixedly connected with the worm wheel, and the lower end of the first rotating shaft is fixedly connected with the main chain wheel.

Preferably, the travelling wheels are arranged at the front end and the rear end of the chassis, each travelling wheel comprises a driving wheel and a steering wheel, each travelling wheel at the front end of the chassis is a steering wheel, and each travelling wheel at the rear end of the chassis is a driving wheel.

Preferably, the steering wheel comprises a universal wheel and the drive wheel comprises a motor.

Preferably, the lower connecting pipe is symmetrically and fixedly connected with the rear end of the chassis, the lower end of the lower connecting pipe is fixedly connected with the chassis, the outer side of the lower connecting pipe is sleeved with and slidably connected with the upper connecting pipe, and the upper end of the upper connecting pipe is fixedly connected with the handrail.

Preferably, the upper connecting pipe is provided with a limiting chute along the length direction, a limiting slide block is arranged in the limiting chute in a penetrating manner and is connected with the limiting slide block in a sliding manner, and the limiting slide block is fixedly connected with the upper end of the lower connecting pipe.

Preferably, the side wall of the upper connecting pipe is connected with a fastening bolt in a threaded manner, and the lower end of the fastening bolt penetrates into the pipe cavity of the upper connecting pipe and then is in close contact with the inner wall of the lower connecting pipe.

Preferably, the spray head is fixedly connected with an adjusting rod, clamping blocks are symmetrically and fixedly connected to the front end of the chassis, and one end of the adjusting rod is positioned between the two clamping blocks and is rotationally connected with the clamping blocks.

Preferably, through holes are formed in the two clamping blocks and the adjusting rod, fixing bolts penetrate through the through holes and are connected with the through holes in a sliding mode, butterfly nuts are connected with one end of each fixing bolt in a threaded mode after penetrating out of one clamping block, and the butterfly nuts are in tight contact with the clamping blocks.

Preferably, the clamping blocks are fixedly connected with first gear rings on one sides, close to the adjusting rods, of the clamping blocks, second gear rings are arranged on two sides of the adjusting rods, the first gear rings are meshed with the second gear rings, and the first gear rings and the second gear rings are coaxially arranged with the through holes.

Compared with the prior art, the utility model has the beneficial effects that:

1. The telescopic device is arranged between the chassis and the travelling wheels, the telescopic device comprises the outer tube, the upper end of the outer tube is fixedly connected with the lower surface of the chassis, the inner tube is slidably arranged in the outer tube cavity, the lower end of the inner tube penetrates out of the outer tube cavity and is rotationally connected with the travelling wheels, the height between the chassis and the travelling wheels can be effectively adjusted by adjusting the length of the inner tube sliding out of the outer tube cavity, the pesticide spraying requirements of plants with different heights are adapted, the plants can be effectively prevented from being scratched by the chassis when spraying the pesticide, the damage to the plants is caused, and the adaptability is strong.

2. The utility model is rotationally provided with the worm wheel and the worm, the worm wheel is meshed with the worm, the worm wheel is coaxially and fixedly connected with the main chain wheel, the upper end of the screw rod is coaxially and fixedly connected with the auxiliary chain wheel, a synchronous chain is hung between the main chain wheel and the auxiliary chain wheel, the worm rotates the main chain wheel through the worm wheel, the main chain wheel drives the auxiliary chain wheel to rotate through the synchronous chain, the auxiliary chain wheel drives the screw rod to rotate, the length of the inner pipe sliding out of the outer pipe cavity is adjusted, under the action of the chain, the synchronism of the auxiliary chain wheel and the main chain wheel can be ensured, the length of the inner pipe sliding out of the outer pipe cavity in all telescopic devices is kept consistent, thus the inclination of a chassis is effectively avoided, the safety in the use process is ensured, in addition, the worm wheel and the worm have a self-locking function, and the main chain wheel and the auxiliary chain wheel keep motionless under the cooperation of the worm wheel, thus the length of the inner pipe sliding out of the outer pipe cavity is kept unchanged, and the use is convenient.

3. According to the utility model, the stirring paddles are rotatably arranged in the traditional Chinese medicine box, and the stirring paddles alternately stir the medicine liquid in two directions, so that the medicine liquid in the medicine box has an impact effect, and the whole medicine liquid is rolled, so that the medicine liquid on the upper layer and the medicine liquid on the lower layer are alternately and fully mixed, the phenomena of non-uniformity and precipitation of the medicine liquid are avoided, the uniformity and consistency of the medicine liquid concentration are ensured, and the medicine liquid spraying effect is improved.

4. The utility model is provided with a driving device, the driving device is in driving connection with a stirring paddle, the driving device comprises a gear and a rack, the gear is coaxially connected with the stirring paddle, the rack is in sliding connection with a chassis, one end of the rack is fixedly connected with a sliding rod, a first sliding groove is formed in the sliding rod along the length direction, a sliding shaft is arranged in the first sliding groove, a driving motor is fixedly connected to the chassis, the shaft end of the driving motor is fixedly connected with the driving rod, the sliding shaft penetrates through the first sliding groove and is fixedly connected with the driving rod, the driving motor rotates to drive the driving rod to rotate, the rack is automatically driven to realize reciprocating alternate motion under the cooperation of the sliding shaft and the first sliding groove, further, the stirring paddle is driven to alternately stir liquid medicine in two directions, meanwhile, the matching of the sliding shaft and the first sliding groove has the effect of quick return, the stirring force of the stirring paddle can be effectively improved, and the stirring effect is better.

5. According to the utility model, the first gear ring is fixedly connected to one side of the clamping block, which is close to the adjusting rod, the second gear rings are arranged on two sides of the adjusting rod, the first gear ring is meshed with the second gear rings, and the first gear ring and the second gear ring are coaxially arranged with the through holes.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is an overall front view of the present utility model;

FIG. 2 is a schematic illustration of the connection of the paddles to the drive means of the present utility model;

FIG. 3 is a schematic view of a slave sprocket attachment in accordance with the present utility model;

FIG. 4 is a top view of the drive rod and slide rod connection;

FIG. 5 is a bottom view of the connection of the master chain to the slave sprockets of the present utility model;

FIG. 6 is a side view of the structure of FIG. 1 at A;

FIG. 7 is a schematic view of the internal structure of the telescopic device according to the present utility model;

fig. 8 is a schematic view showing the connection of the fastening bolt and the lower connecting pipe.

Reference numerals illustrate:

100 chassis; 101 clamping blocks; 102 a worm wheel; 103 worm; 104 a main sprocket; 105 synchronizing the chain; 106 a first axis of rotation; 107 steering wheels; 108 driving wheels; 109 a first ring gear; 110 telescoping devices; a 111 outer tube; 112 an inner tube; 113 lead screw; 114 limiting blocks; 115 slave sprockets; 120 driving means; a 121 gear; 122 racks; 123 sliding rod; 124 a first chute; 125 slide shafts; 126 stops; 127 fixed blocks; 128 a second chute; 130 driving a motor; 131 drive rod; 140 spray heads; 141 adjusting the lever; 142 fixing bolts; 143 butterfly nut; 144 a second ring gear; 150 lower connecting pipes; 151 upper connecting pipes; 152 armrests; 153 limit sliding grooves; 154 limit sliding blocks; 155 fixing bolts; 200 medicine boxes; 201 stirring paddles; 202 an electric pump; 203 a second axis of rotation.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1 to 4, the present utility model provides a farmland spraying device, which includes:

The walking assembly comprises a chassis 100, a plurality of groups of walking wheels are rotatably connected to the lower surface of the chassis 100 through a telescopic device 110, the telescopic device 110 is used for adjusting the height between the chassis 100 and the walking wheels, and one end of the chassis 100 is slidably connected with a handrail 152;

The spraying assembly comprises a medicine box 200, the medicine box 200 is fixedly arranged on the upper surface of a chassis 100, a stirring paddle 201 is rotationally connected to the medicine box 200, a driving device 120 is arranged on the chassis 100, the driving device 120 comprises a gear 121 and a rack 122, the gear 121 is coaxially connected with the stirring paddle 201, the rack 122 is slidably connected with the chassis 100, the rack 122 is meshed with the gear 121, one end of the rack 122 is fixedly connected with a sliding rod 123, a first sliding groove 124 is formed in the sliding rod 123 in the length direction, a sliding shaft 125 is slidably arranged in the first sliding groove 124, a driving motor 130 is fixedly connected to the chassis 100, a driving rod 131 is fixedly connected to the driving motor 130 after the sliding shaft 125 penetrates out of the first sliding groove 124, an electric pump 202 is arranged in the medicine box 200, a plurality of groups of spray heads 140 are rotatably arranged at intervals between the front ends of the chassis 100, and the electric pump 202 is communicated with the spray heads 140 through pipelines.

In this embodiment, the chassis 100 includes a rectangular frame structure surrounded by four walls of channel steel, an iron plate is covered on the upper surface of the chassis 100, and a cavity is formed inside the chassis 100, so that the weight of the whole device can be reduced by adopting the frame structure, and the mechanical strength and the bearing capacity of the chassis 100 can be effectively ensured.

Before the use, according to the length of the high adjustment telescoping device 110 of plant, and then adjust the height between chassis 100 and the walking wheel, make the high being higher than the plant of chassis 100, when avoiding spouting the medicine, chassis 100 and plant contact, scratch the plant and cause the damage of plant, after the high determination between chassis 100 and the walking wheel, slip handrail 152, adjust the height of handrail 152, thereby the peasant household of adaptation different heights uses, the suitability of improvement device, rotate shower nozzle 140, adjust the angle that shower nozzle 140 sprays, make the high adaptation of spray angle and plant, thereby make the effect that the liquid medicine sprayed better.

The upper cover of the medicine box 200 is unscrewed, clean water is filled into the medicine box 200, and meanwhile, medicines to be sprayed, such as insecticide, herbicide, foliar fertilizer and the like, are added into the water body in the medicine box 200, and the medicines and the water body are mixed to form the liquid medicine to be sprayed.

When the device is used, the travelling wheel drives the device to move in a farmland, so that the travelling wheel walks in the middle of two rows of plants in the farmland, the plants are prevented from being crushed, and in the use process, farmers do not need to bear the medicine box 200, so that the labor intensity of the farmers is effectively reduced.

The electric pump 202 and the driving motor 130 are started, the liquid medicine in the medicine box 200 reaches the spray head 140 through the pipeline under the pumping action of the electric pump 202, and the spray head 140 sprays the liquid medicine in the form of water mist, so that the medicine spraying work of farmlands is realized.

The driving motor 130 rotates to drive the driving rod 131 to rotate, the driving rod 131 drives the sliding shaft 125 to rotate around the shaft end of the driving motor 130, meanwhile, relative sliding and relative rotation are generated between the sliding shaft 125 and the first sliding groove 124, under the cooperation of the sliding shaft 125 and the first sliding groove 124, the driving rod 131 drives the sliding rod 123 and the rack 122 to slide back and forth on the chassis 100 along the length direction of the rack 122, and then the gear 121 and the stirring paddle 201 are driven to rotate alternately in opposite directions, so that the stirring paddles 201 stir the liquid medicine alternately in two directions, the liquid medicine is impacted mutually and rolled, the liquid medicine on the upper layer and the liquid medicine on the lower layer are mixed mutually alternately and fully, and the cooperation of the sliding shaft 125 and the first sliding groove 124 has the effect of quick return, so that the stirring force of the liquid medicine can be effectively improved when the stirring paddle 201 commutates, the stirring effect is better, the phenomenon that the liquid medicine is uneven and precipitates can be effectively avoided, the uniformity and consistency of the concentration of the liquid medicine are ensured, and the spraying effect of the liquid medicine is improved in the medicine spraying process.

It should be noted that, in this embodiment, the length of the rack 122 and the length of the stroke of the rack 122 when sliding unidirectionally are set according to the actual situation, so that when the rack 122 slides in one direction, the gear 121 can be driven to rotate for more than 5 circles, so as to drive the stirring paddle 201 to stir the liquid medicine sufficiently, and the liquid medicine has a better rolling effect.

As shown in fig. 2 and 4, in an embodiment of the farmland spraying device of the present utility model, a second rotating shaft 203 is rotatably connected to the bottom wall of the medicine box 200, the upper end of the second rotating shaft 203 penetrates into the medicine box 200 and is fixedly connected to the stirring paddle 201, and the lower end of the second rotating shaft 203 is fixedly connected to the gear 121.

The end of the sliding shaft 125, which is far away from the driving rod 131, penetrates out of the first sliding groove 124 and is fixedly connected with a stop block 126, the width of the stop block 126 is larger than that of the first sliding groove 124, and the stop block 126 plays a limiting role and can prevent the sliding shaft 125 from sliding off from the first sliding groove 124.

The chassis 100 is fixedly connected with a fixed block 127, the fixed block 127 is provided with a second chute 128, the rack 122 is arranged in the second chute 128 in a penetrating way, and the rack 122 is in sliding connection with the second chute 128.

In this embodiment, the bottom wall of the medicine box 200 is provided with the bearing, the outer ring of the bearing is fixedly connected with the bottom wall of the medicine box 200, the inner ring of the bearing is fixedly connected with the second rotating shaft 203, and the bearing and the second rotating shaft 203 are provided with waterproof components, so that the sealing performance is good, and the liquid medicine can be effectively prevented from seeping out from the bottom of the medicine box 200 through the bearing.

The second sliding groove 128 is a T-shaped groove, the rack 122 is arranged in the second sliding groove 128 in a penetrating manner and is matched with the second sliding groove 128, and the second sliding groove 128 plays a role in limiting and guiding the rack 122, so that stability of the rack 122 during sliding is improved.

As shown in fig. 1 to 8, in an embodiment of the farmland spraying device of the present utility model, the telescopic device 110 includes an outer tube 111, the upper end of the outer tube 111 is fixedly connected with the lower surface of the chassis 100, an inner tube 112 is slidably disposed in the lumen of the outer tube 111, and the lower end of the inner tube 112 penetrates through the lumen of the outer tube 111 and is rotatably connected with the travelling wheel.

The outer tube 111 and the inner tube 112 comprise square tubes.

A lead screw 113 is arranged in the pipe cavity of the outer pipe 111 in a penetrating way, the lead screw 113 downwards penetrates through the top wall of the inner pipe 112 and is in threaded connection with the top wall of the inner pipe 112, and the lower end of the lead screw 113 penetrates through the pipe cavity of the inner pipe 112 and extends; the screw 113 penetrates the top wall of the outer tube 111 upwards and is in threaded connection with the top wall of the outer tube 111, and the upper end of the screw 113 penetrates out of the tube cavity of the outer tube 111 and extends.

The lower end of the screw 113 is fixedly connected with a limiting block 114, and the width of the limiting block 114 is larger than the diameter of the screw 113.

The chassis 100 is rotatably connected with a worm wheel 102 and a worm 103, the worm wheel 102 is in meshed connection with the worm 103, the worm wheel 102 is coaxially and fixedly connected with a main chain wheel 104, the upper end of a lead screw 113 is fixedly sleeved with a secondary chain wheel 115, and the main chain wheel 104 and the secondary chain wheel 115 are hung with a synchronous chain 105.

One end of the worm 103 is fixedly sleeved with a rotating handle.

The worm wheel 102 and worm 103 are located above the chassis 100, and the main sprocket 104 and the slave sprocket 115 are located inside the chassis 100.

The chassis 100 is penetrated and rotatably connected with a first rotating shaft 106, the upper end of the first rotating shaft 106 is fixedly connected with the worm wheel 102, and the lower end of the first rotating shaft 106 is fixedly connected with the main sprocket 104.

The walking wheels are arranged at the front end and the rear end of the chassis 100, each walking wheel comprises a driving wheel 108 and a steering wheel 107, the walking wheel at the front end of the chassis 100 is the steering wheel 107, and the walking wheel at the rear end of the chassis 100 is the driving wheel 108.

The steering wheel 107 comprises a universal wheel and the driving wheel 108 comprises an electric motor.

The rear end of the chassis 100 is symmetrically and fixedly connected with a lower connecting pipe 150, the lower end of the lower connecting pipe 150 is fixedly connected with the chassis 100, an upper connecting pipe 151 is sleeved outside the lower connecting pipe 150 and is in sliding connection with the lower connecting pipe, and the upper end of the upper connecting pipe 151 is fixedly connected with an armrest 152.

The upper connecting pipe 151 is provided with a limiting chute 153 along the length direction, a limiting slide block 154 is arranged in the limiting chute 153 in a penetrating manner and is connected with the upper end of the lower connecting pipe 150 in a sliding manner, and the limiting slide block 154 is fixedly connected with the upper end of the lower connecting pipe 150.

The side wall of the upper connecting pipe 151 is connected with a fastening bolt 155 in a threaded manner, and the lower end of the fastening bolt 155 penetrates into the pipe cavity of the upper connecting pipe 151 and then is in close contact with the inner wall of the lower connecting pipe 150.

The spray head 140 is fixedly connected with an adjusting rod 141, the front end of the chassis 100 is symmetrically and fixedly connected with clamping blocks 101, and one end of the adjusting rod 141 is positioned between the two clamping blocks 101 and is rotationally connected with the clamping blocks 101.

Through holes are formed in the two clamping blocks 101 and the adjusting rod 141, fixing bolts 142 penetrate through the through holes and are connected in a sliding mode, butterfly nuts 143 are connected with one ends of the fixing bolts 142 in a threaded mode after the fixing bolts 142 penetrate through one of the clamping blocks 101, and the butterfly nuts 143 are in tight contact with the clamping blocks 101.

The clamping block 101 is close to the first ring gear 109 of all fixedly connected with of one side of adjusting the pole 141, and the pole 141 both sides are provided with second ring gear 144, and first ring gear 109 and second ring gear 144 meshing, first ring gear 109 and second ring gear 144 all set up with the through-hole is coaxial.

In this embodiment, the walking wheels and the telescopic device 110 are all set to four groups, the walking wheels and the telescopic device 110 are installed at the corners of the chassis 100, wherein two groups of walking wheels are arranged at the front end of the chassis 100, two groups of walking wheels are arranged at the rear end of the chassis 100, the spacing between the walking wheels at the front end of the chassis 100 is the same as the spacing between the walking wheels at the rear end of the chassis 100, and the situation that plants are crushed due to different walking wheel spacing during use can be avoided.

It should be noted that, the road wheel at the front end of the chassis 100 is a steering wheel 107, which plays a role in adjusting the advancing direction, and the road wheel at the rear end of the chassis 100 is a driving wheel 108, which plays a role in driving the apparatus to advance, in this embodiment, the steering wheel 107 includes a universal wheel, and the driving wheel 108 includes a driving wheel consistent with a driving motor wheel of an electric bicycle.

The driving wheel 108 adopts a driving motor wheel mode, and after the power is supplied, the driving wheel 108 has the driving capability and does not need to design other transmission structures, so that the driving wheel is not influenced by the telescopic device 110 when in use, and the complexity of equipment is simplified.

The outer tube 111 and the inner tube 112 in the telescopic device 110 are jointly penetrated and connected with the screw rod 113 in a threaded manner, the screw rod 113 is rotated, the screw rod 113 drives the inner tube 112 to slide in the lumen of the outer tube 111, so that the length of the telescopic device 110 is adjusted, the height between the chassis 100 and the travelling wheels is finally adjusted, and the outer tube 111 and the inner tube 112 are square tubes, so that the outer tube 111 plays a limiting role on the inner tube 112, namely, the inner tube 112 can only slide in the outer tube 111 and cannot rotate in the outer tube 111, and the stability of the inner tube 112 in sliding is improved.

In this embodiment, the worm wheel 102 is engaged with the worm 103, the worm wheel 102 is coaxially and fixedly connected with the main chain wheel 104, the upper end of the lead screw 113 is coaxially and fixedly connected with the auxiliary chain wheel 115, the synchronous chain 105 is hung between the main chain wheel 104 and the auxiliary chain wheel 115, when the length of the telescopic device 110 is adjusted, the worm 103 is rotated, the worm 103 drives the main chain wheel 104 to rotate through the worm wheel 102, the main chain wheel 104 drives all the auxiliary chain wheels 115 to synchronously rotate through the synchronous chain 105, the auxiliary chain wheel 115 drives the corresponding lead screw 113 to rotate, and then the length of all the adjustable telescopic devices 110 is adjusted simultaneously and the length of all the telescopic devices 110 is always kept consistent.

The synchronous chain 105 can ensure the rotation synchronism of the main chain wheel 104 and the auxiliary chain wheel 115, so that the lengths of the inner tubes 112 in all the telescopic devices 110 sliding out of the tube cavities of the outer tubes 111 are kept consistent, the inclination of the chassis 100 is effectively avoided, the safety in the use process is ensured, the worm wheel 102 and the worm 103 have a self-locking function, and when the worm 103 stops rotating, the main chain wheel 104 and the auxiliary chain wheel 115 are kept motionless under the cooperation of the worm wheel 102 and the worm 103, and the lengths of the telescopic devices 110 are kept unchanged automatically, so that the use is convenient.

In this embodiment, under the action of the fixing bolt 142, the adjusting rod 141 rotates between the two clamping blocks 101, so as to realize the work of adjusting the angle of the spray head 140, and further adapt the spray angle of the spray head 140 to the height of the plant, so that the effect of spraying the liquid medicine is better.

One end threaded connection of fixing bolt 142 has wing nut 143, through wing nut 143, is convenient for peasant household manual screw up or unscrew fixing bolt 142, need not with the help of other instruments, convenient to use.

Simultaneously, the clamping block 101 is close to the first ring gear 109 of equal fixedly connected with of one side of adjusting the pole 141, and it is provided with second ring gear 144 to adjust pole 141 both sides, and first ring gear 109 and second ring gear 144 meshing, first ring gear 109 and second ring gear 144 all set up with the through-hole is coaxial, under the effect of first ring gear 109 and second ring gear 144 meshing, not only can make the clamping block 101 more firm with adjusting the pole 141 between fixed, and then make the injection angle of shower nozzle 140 keep more stable, simultaneously, also can reduce the dynamics that wing nut 143 was screwed up correspondingly, convenient to use.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a medicine device is spouted in farmland, its characterized in that includes:

The walking assembly comprises a chassis, the lower surface of the chassis is rotationally connected with a plurality of groups of walking wheels through a telescopic device, the telescopic device is used for adjusting the height between the chassis and the walking wheels, and the rear end of the chassis is connected with a handrail in a sliding manner;

The spraying assembly comprises a medicine chest, the medicine chest is fixedly arranged on the upper surface of the chassis, the stirring paddles are rotationally connected in the medicine chest, the chassis is provided with a driving device, the driving device comprises a gear and a rack, the gear is coaxially connected with the stirring paddles, the rack is in sliding connection with the chassis, the rack is in meshed connection with the gear, one end of the rack is fixedly connected with a sliding rod, a first sliding groove is formed in the sliding rod along the length direction, a sliding shaft is slidably arranged in the first sliding groove, a driving motor is fixedly connected onto the chassis, a driving rod is fixedly connected with the shaft end of the driving motor, the sliding shaft penetrates out of the first sliding groove and then is fixedly connected with the driving rod, an electric pump is arranged in the medicine chest, a plurality of groups of spray heads are rotationally arranged between the front ends of the chassis, and the electric pump is communicated with the spray heads through pipelines.

2. The farmland spraying device according to claim 1, wherein the telescoping device comprises an outer tube, the upper end of the outer tube is fixedly connected with the lower surface of the chassis, an inner tube is slidably arranged in the outer tube lumen, and the lower end of the inner tube penetrates out of the outer tube lumen and is rotatably connected with the travelling wheel.

3. The farmland spraying device according to claim 2, wherein a screw rod is penetrated in the outer tube cavity, the screw rod penetrates through the top wall of the inner tube downwards and is in threaded connection with the top wall of the inner tube, and the lower end of the screw rod penetrates through the inner tube cavity and extends; the screw rod upwards penetrates through the top wall of the outer tube and is in threaded connection with the top wall of the outer tube, and the upper end of the screw rod penetrates out of the tube cavity of the outer tube and extends.

4. The farmland pesticide spraying device according to claim 3, wherein the chassis is rotatably connected with a worm wheel and a worm, the worm wheel is meshed with the worm, the worm wheel is coaxially and fixedly connected with a main chain wheel, a secondary chain wheel is fixedly sleeved at the upper end of the screw rod, and a synchronous chain is hung on the main chain wheel and the secondary chain wheel.

5. The farmland spraying device according to claim 1, wherein the rear end of the chassis is symmetrically and fixedly connected with a lower connecting pipe, the lower end of the lower connecting pipe is fixedly connected with the chassis, an upper connecting pipe is sleeved outside the lower connecting pipe and is in sliding connection with the lower connecting pipe, and the upper end of the upper connecting pipe is fixedly connected with the handrail.

6. The farmland spraying device according to claim 5, wherein the upper connecting pipe is provided with a limiting chute along the length direction, a limiting slide block is arranged in the limiting chute in a penetrating manner and is connected with the limiting slide block in a sliding manner, and the limiting slide block is fixedly connected with the upper end of the lower connecting pipe.

7. The farmland spraying device according to claim 6, wherein the upper connecting pipe side wall is in threaded connection with a fastening bolt, and the lower end of the fastening bolt is in tight contact with the lower connecting pipe side wall after penetrating into the upper connecting pipe lumen.

8. The farmland spraying device according to claim 1, wherein the spray head is fixedly connected with an adjusting rod, clamping blocks are symmetrically and fixedly connected to the front end of the chassis, and one end of the adjusting rod is positioned between the two clamping blocks and is rotationally connected with the clamping blocks.

9. The farmland spraying device according to claim 8, wherein through holes are formed in both the two clamping blocks and the adjusting rod, fixing bolts are arranged in the through holes in a penetrating and sliding mode, one ends of the fixing bolts penetrate through one of the clamping blocks and are connected with butterfly nuts in a threaded mode, and the butterfly nuts are in tight contact with the clamping blocks.

10. The farmland pesticide spraying device according to claim 9, wherein the clamping blocks are fixedly connected with a first gear ring on one side close to the adjusting rod, second gear rings are arranged on two sides of the adjusting rod, the first gear ring is meshed with the second gear rings, and the first gear ring and the second gear rings are coaxially arranged with the through holes.