Crawler-type spray-seeding machine

Abstract

The utility model discloses a crawler-type spray-seeding machine which is applied to the field of seeding machines and comprises a mounting frame, walking mechanisms are arranged at the two ends of the mounting frame, a seed box is arranged on the mounting frame, a seed falling device is arranged at the lower end of the seed box, a seed conveying pipe is arranged at the lower end of the seed falling device, a draught fan is arranged on one side of the seed conveying pipe, and the draught fan is arranged on the other side of the seed conveying pipe. During use, the mounting frame plays a role in mounting and fixing other mechanical structures, then the seed box can store seeds, when seeding is needed, the seeds enter the seed conveying pipe from the seed box through the seed falling device, then the seeds in the seed conveying pipe are brought to the seed spraying device through airflow generated by the fan, and the seeds are sprayed out through the seed spraying device. Seeding is conducted through the seed spraying device, the contact area between the walking mechanism and the ground is increased, the pressure per unit area is reduced, and the damage degree to vegetation is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of seed drills, in particular to a crawler-type spraying machine. Background Art

[0002] With the rapid development of modern agricultural technology, as a key equipment in agricultural production, the automation, intelligence and precision of seeding machinery directly affect the yield and quality of crops. As a new type of seeding machinery, crawler seeder has been widely used in agricultural production and desertification control because of its advantages such as stable structure, flexible walking and strong adaptability.

[0003] The Chinese utility model patent currently announced as CN220965575U discloses a traveling device of a seeder, including a frame and four traveling mechanisms, and the four traveling mechanisms are respectively arranged at the four corners of the frame; each traveling mechanism includes: a mounting frame, a traveling wheel and a traveling motor. Through the above arrangement, it can travel by itself, shift and change lanes horizontally, is easy to operate, and is suitable for small farmlands.

[0004] This patent adopts a wheeled walking device, which has poor performance in overcoming difficult road surfaces and poor stability. It has a high risk of damaging the original vegetation and is not conducive to the recovery of vegetation. It is very likely to cause unsatisfactory results in desertification control. In addition, it is easy to slip and sink on wet or soft ground, which limits its scope of application. Utility Model Content

[0005] The utility model aims to provide a crawler type spraying machine, which solves the problem that the existing traveling device of a seeding machine adopts a wheeled traveling device, which has poor performance in overcoming difficult road surfaces and poor stability, has a high risk of destroying the original vegetation, is not conducive to the recovery of vegetation, and is very likely to cause unsatisfactory results in desertification control. In addition, on wet or soft ground, it is easy to slip, sink, etc., which limits the scope of its application.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a crawler-type spraying machine, comprising a mounting frame, two ends of the mounting frame are provided with walking mechanisms, a seed box is provided on the mounting frame, a seed dropper is provided at the lower end of the seed box, a seed delivery pipe is provided at the lower end of the seed dropper, a fan is provided on one side of the seed delivery pipe, and a sprayer is provided at the other end of the seed delivery pipe;

[0007] The walking mechanism includes track shoes, an engine, a transmission assembly, a driving wheel, a first driven wheel, a second driven wheel, a walking track, a gear and an induction tooth. The track shoes are arranged on both sides of the mounting frame, and a group of the track shoes is two and symmetrically arranged. The engine is arranged between the two track shoes, the transmission assembly is arranged on the engine, the driving wheel is arranged on the engine and rotatably arranged on the track shoes, the first driven wheel and the second driven wheel are both arranged on the track shoes, the driving wheel, the first driven wheel and the second driven wheel are arranged in a triangle, the walking track is arranged on the surfaces of the driving wheel, the first driven wheel and the second driven wheel, the gear is arranged on the inner wall of the walking track, the induction tooth is arranged on the track shoe, and the driving wheel and the induction tooth are both meshed and connected with the gear.

[0008] The above technical scheme is adopted, by setting a mounting frame, a walking mechanism, a seed box, a seed dropper, a seed delivery tube, a fan and a seed sprayer, when in use, first the mounting frame plays the effect of installing and fixing other mechanical structures, then the seed box can store seeds, and when sowing is needed, the seeds enter the seed delivery tube from the seed box through the seed dropper, and then the airflow generated by the fan brings the seeds in the seed delivery tube to the seed sprayer, and sowing is carried out through the seed sprayer, and then the walking mechanism can drive the machine to move in various complex environments, so as to achieve the effect of sowing while walking;

[0009] The walking mechanism includes track shoes, an engine, a transmission assembly, a driving wheel, a first driven wheel, a second driven wheel, a walking track, a gear and an induction gear. When in use, the track shoes are first set on both sides of the mounting frame to achieve the effect of installation and fixing. Then the engine drives the driving wheel to rotate through the transmission assembly. Since the driving wheel is meshed with the gear on the inner wall of the walking track, the walking track can rotate clockwise, and an interaction force is generated between the walking track and the ground. According to the principle of action and reaction of force, the walking track exerts a force on the ground in the horizontal direction, and the ground The surface gives the walking track a reaction force, thereby realizing the movement of the walking track, and then the driving wheel, the first driven wheel and the second driven wheel make the walking track a triangle, which can adapt to various complex environments. By setting the induction tooth, the induction tooth is meshed with the gear on the inner wall of the walking track to straighten the walking track and prevent it from falling off during turning or tilting. By increasing the contact area with the ground, the pressure per unit area is reduced, and the degree of damage to vegetation is reduced. At the same time, the friction with the ground is also increased to prevent problems such as slipping and sinking, making the movement smoother.

[0010] Further: the seed box includes a fixed plate, a blanking cavity, a storage box, a feed port, a sealing cover and a lock, the fixed plate is arranged on the mounting frame, the blanking cavity is arranged on the fixed plate, the storage box is arranged on the blanking cavity, the feed port is arranged on the storage box, the sealing cover is arranged on the feed port, and the lock is arranged on the feed port and the sealing cover.

[0011] By adopting the above technical scheme, by setting a fixed plate, a feeding cavity, a storage box, a feeding port, a sealing cover and a locking buckle, when in use, first the fixed plate can fix the feeding cavity, the feeding cavity can fix the storage box, and the seeds can be added to the interior of the storage box through the feeding port for storage, thereby meeting the requirements of large-scale sowing, and then the feeding port can be sealed by the sealing cover and the locking buckle.

[0012] Further: the seed sprayer includes a fixed frame, a seed spray box and a seed spray outlet, the fixed frame is arranged on the mounting frame, the seed spray box is arranged in the fixed frame, one end of the seed spray outlet is arranged on the seed transport pipe, the other end of the seed spray outlet passes through the seed spray box and extends to the outside of the seed spray box, the number of the seed spray outlets is six and they are arranged circumferentially.

[0013] By adopting the above technical scheme, a fixed frame, a seed spraying box and a seed spraying outlet are set. When in use, the seed spraying box can be fixed on the mounting frame through the fixed frame, and then the seed spraying outlet is connected to the seed delivery pipe. The airflow generated by the fan can make the seeds enter the seed spraying outlet through the seed delivery pipe, and be sprayed out from the seed spraying outlet along with the airflow, so as to achieve the purpose of sowing while walking.

[0014] Further: the seed dropper includes a wheel groove box, a wheel groove opening, a groove wheel shaft, a small sprocket, a wheel groove, a slider and an adjusting nut, the wheel groove box is arranged at the lower end of the seed box, the wheel groove opening passes through the wheel groove box, one end of the groove wheel shaft is rotatably arranged in the wheel groove box, the other end of the groove wheel shaft extends to the outside of the wheel groove box, the small sprocket is arranged on the groove wheel shaft, the slider is arranged on the wheel groove and cooperates with the wheel groove, and the adjusting nut is arranged on the slider.

[0015] The above technical scheme is adopted, by setting a wheel groove box, a wheel groove opening, a groove wheel shaft, a small sprocket, a wheel groove, a slider and an adjusting nut, the wheel groove box is set at the lower end of the seed box, and the wheel groove opening is set corresponding to the seed box. When material dropping is required, the external motor transmits power to the small sprocket through chain drive, and then the small sprocket drives the groove wheel shaft to rotate, thereby causing the wheel groove to rotate, so that the seeds in the seed box can be discharged from the wheel groove opening, and then the nut is adjusted to adjust the position of the slider, and then cooperates with the wheel groove to affect the size of the wheel groove opening, which can further affect the amount of seed discharge.

[0016] Further: a baffle is provided inside the storage box, a partition is provided on the baffle, the partition divides the internal space of the storage box into two parts, a blanking valve is provided on the baffle, and the number of the blanking valves is two and they are symmetrically arranged.

[0017] By adopting the above technical solution, by setting a baffle, a partition plate and a blanking valve, when in use, the baffle can store the seeds in the storage box to prevent the seeds from falling into the blanking cavity, and then the partition plate can divide the internal space of the storage box into two parts, which can facilitate the storage of two different seeds and increase the practicality of the storage box. The blanking valve is set on the baffles in two different areas. When it is necessary to sow a certain seed, it is only necessary to open the corresponding blanking valve.

[0018] Further: a label slot is arranged on the outer wall of the storage box, and the number of the label slots is two and they are arranged symmetrically.

[0019] By adopting the above technical solution, by setting a label slot, the label slot can fix the label when in use, and the name and time of seeds in different areas inside the storage box are posted in the label slot to avoid sowing errors.

[0020] Further: a Venturi tube is provided at the connection between the seed dropper and the seed delivery tube.

[0021] By adopting the above technical solution and arranging the Venturi tube, a pressure difference can be generated between the seed delivery tube and the seed dropper, so that the seeds in the seed dropper can be discharged more efficiently.

[0022] Furthermore: one end of the walking track that contacts the ground is provided with enhanced anti-skid ribs, and the number of the enhanced anti-skid ribs is several and evenly arranged.

[0023] By adopting the above technical solution, the friction between the walking track and the ground can be increased by setting the enhanced anti-skid ribs, and the adhesion between the walking track and the ground can be improved.

[0024] Furthermore: the storage box is provided with lifting rings, and the number of the lifting rings is two and they are symmetrically arranged.

[0025] By adopting the above technical solution, by providing a lifting ring, when in use, the lifting ring can provide a fulcrum for the seed box, making it easy to install the seed box on the mounting frame.

[0026] In summary, the utility model has the following beneficial effects:

[0027] By setting up the mounting frame, seed box, seed dropper, seed transport tube, fan and seed sprayer, firstly, the mounting frame plays the role of installing and fixing other mechanical structures, and then the seed box can store seeds. When sowing is needed, the seeds enter the seed transport tube from the seed box through the seed dropper, and then the airflow generated by the fan brings the seeds in the seed transport tube to the seed sprayer, and sowing is carried out through the seed sprayer.

[0028] By setting the walking mechanism, when in use, first the track plates are set on both sides of the mounting frame to achieve the effect of installation and fixing, and then the engine drives the driving wheel to rotate through the transmission component. Since the driving wheel is meshed and connected with the gear on the inner wall of the walking track, the walking track can rotate clockwise, and an interaction force is generated between the walking track and the ground. According to the principle of action and reaction of force, the walking track gives the ground an action force in the horizontal direction, and the ground gives the walking track a reaction force, thereby realizing the movement of the walking track, and then the driving wheel, the first driven wheel and the second driven wheel make the walking track a triangle, which can adapt to various complex environments. By setting the induction tooth, the induction tooth is meshed and connected with the gear on the inner wall of the walking track, the walking track can be regulated and prevented from falling off during turning or tilting.

[0029] Based on the above-mentioned improvements, the overall technical effect achieved by the device is that it can increase the contact area with the ground, reduce the pressure per unit area, and reduce the degree of damage to vegetation. At the same time, it also increases the friction with the ground, prevents slipping, sinking and other problems, and makes the movement smoother. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0031] Figure 2 It is a structural schematic diagram of the walking mechanism of the utility model;

[0032] Figure 3 It is a structural schematic diagram of a seed box of the utility model;

[0033] Figure 4 It is a structural schematic diagram of the baffle, the partition plate and the blanking valve of the utility model;

[0034] Figure 5 It is a structural schematic diagram of the seed sprayer of the utility model;

[0035] Figure 6 It is a structural schematic diagram of the wheel groove box, wheel groove opening and small sprocket of the utility model;

[0036] Figure 7 The utility model is a structural schematic diagram of a grooved wheel shaft, a sliding block and an adjusting nut.

[0037] In the figure, 1, mounting frame; 2, walking mechanism; 3, seed box; 4, seed dropper; 5, seed delivery pipe; 6, fan; 7, seed sprayer; 8, baffle; 9, partition plate; 10, drop valve; 11, label slot; 12, venturi tube; 13, enhanced anti-skid rib; 14, lifting ring; 201, track shoe; 202, engine; 203, transmission assembly; 204, driving wheel; 205, first driven wheel; 206, second driven wheel; 207, second driven wheel; 208, second driven wheel; 209, second driven wheel; 210, second driven wheel; 211, second driven wheel; 212, second driven wheel; 213, second driven wheel; 214, second driven wheel; 215, second driven wheel; 216, second driven wheel; 217, second driven wheel; 218, second driven wheel; 219, second driven wheel; 220, second driven wheel; 221, second driven wheel; 222, second driven wheel; 223, second driven wheel; 224, second driven wheel; 225, first driven wheel; 226, second driven wheel; 227, second driven wheel; 228, second driven wheel; 229, second driven wheel; 230, second driven wheel; 231, second driven wheel; 232, second driven wheel; 233, second driven wheel; 234, second driven wheel; 235, first driven wheel; 236, second driven wheel; 237, second driven wheel; 238, second driven wheel; 239, second driven wheel; 240, second driven wheel; 241, second driven wheel; 242, second driven wheel; 243, second driven wheel; 244, second driven wheel; 245, first driven wheel; 246, second driven wheel; 7. Walking track; 208. Gear; 209. Induction tooth; 301. Fixed plate; 302. Blanking cavity; 303. Storage box; 304. Feed inlet; 305. Sealing cover; 306. Lock; 701. Fixed frame; 702. Seed spraying box; 703. Seed spraying outlet; 401. Wheel groove box; 402. Wheel groove opening; 403. Groove wheel shaft; 404. Small sprocket; 405. Wheel groove; 406. Sliding block; 407. Adjusting nut. DETAILED DESCRIPTION

[0038] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0039] Example:

[0040] See also Figure 1-Figure 7 The utility model provides a technical solution: a crawler type spraying machine, including a mounting frame 1, two ends of the mounting frame 1 are provided with a walking mechanism 2, a seed box 3 is provided on the mounting frame 1, a seed dropper 4 is provided at the lower end of the seed box 3, a seed delivery pipe 5 is provided at the lower end of the seed dropper 4, a fan 6 is provided on one side of the seed delivery pipe 5, and a sprayer 7 is provided at the other end of the seed delivery pipe 5;

[0041] The walking mechanism 2 includes a track shoe 201, an engine 202, a transmission assembly 203, a driving wheel 204, a first driven wheel 205, a second driven wheel 206, a walking track 207, a gear 208 and an induction gear 209. The track shoes 201 are arranged on both sides of the mounting frame 1. A set of track shoes 201 is two in number and symmetrically arranged. The engine 202 is arranged between the two track shoes 201. The transmission assembly 203 is arranged on the engine 202. The driving wheel 204 is arranged on the engine 202 and the rotation device Placed on the track plate 201, the first driven wheel 205 and the second driven wheel 206 are both arranged on the track plate 201, the driving wheel 204, the first driven wheel 205 and the second driven wheel 206 are arranged in a triangle, the walking track 207 is arranged on the surface of the driving wheel 204, the first driven wheel 205 and the second driven wheel 206, the gear 208 is arranged on the inner wall of the walking track 207, the induction tooth 209 is arranged on the track plate 201, and the driving wheel 204 and the induction tooth 209 are both meshed and connected with the gear 208.

[0042] By setting the mounting frame 1, the walking mechanism 2, the seed box 3, the seed dropper 4, the seed delivery tube 5, the fan 6 and the seed sprayer 7, when in use, first the mounting frame 1 plays the effect of installing and fixing other mechanical structures, then the seed box 3 can store seeds, and when sowing is needed, the seeds enter the seed delivery tube 5 from the seed box 3 through the seed dropper 4, and then the airflow generated by the fan 6 brings the seeds in the seed delivery tube 5 to the seed sprayer 7, and sowing is carried out through the seed sprayer 7, and then the walking mechanism 2 can drive the machine to move in various complex environments, so as to achieve the effect of sowing while walking;

[0043] When in use, first, the track plates 201 are arranged on both sides of the mounting frame 1 to achieve the effect of installation and fixing, and then the engine 202 drives the driving wheel 204 to rotate through the transmission assembly 203. Since the driving wheel 204 is meshed and connected with the gear 208 on the inner wall of the walking track 207, the walking track 207 can rotate clockwise, and an interaction force is generated between the walking track 207 and the ground. According to the principle of action and reaction of force, the walking track 207 exerts an action force on the ground in the horizontal direction, and the ground exerts a reaction force on the walking track 207, thereby realizing the walking track 207. movement, and then the driving wheel 204, the first driven wheel 205 and the second driven wheel 206 make the walking track 207 a triangle, which can adapt to various complex environments. By setting the induction tooth 209, the induction tooth 209 is meshed and connected with the gear 208 on the inner wall of the walking track 207, which can regulate the walking track 207 and prevent the walking track 207 from falling off during turning or tilting. By increasing the contact area with the ground, the pressure per unit area is reduced, and the degree of damage to vegetation is reduced. At the same time, the friction with the ground is also increased to prevent problems such as slipping and sinking, making the movement smoother.

[0044] refer to Figure 3 The seed box 3 includes a fixed plate 301, a blanking cavity 302, a storage box 303, a feed port 304, a sealing cover 305 and a lock 306. The fixed plate 301 is arranged on the mounting frame 1, the blanking cavity 302 is arranged on the fixed plate 301, the storage box 303 is arranged on the blanking cavity 302, the feed port 304 is arranged on the storage box 303, the sealing cover 305 is arranged on the feed port 304, and the lock 306 is arranged on the feed port 304 and the sealing cover 305.

[0045] By setting the fixed plate 301, the feeding cavity 302, the storage box 303, the feeding port 304, the sealing cover 305 and the locking buckle 306, when in use, first the fixed plate 301 can fix the feeding cavity 302, the feeding cavity 302 can fix the storage box 303, and the seeds can be added into the storage box 303 through the feeding port 304 for storage, so as to meet the requirements of large-scale sowing, and then the feeding port 304 can be sealed by the sealing cover 305 and the locking buckle 306.

[0046] refer to Figure 5 The seed sprayer 7 includes a fixed frame 701, a seed spraying box 702 and a seed spraying outlet 703. The fixed frame 701 is arranged on the mounting frame 1, the seed spraying box 702 is arranged in the fixed frame 701, one end of the seed spraying outlet 703 is arranged on the seed transport pipe 5, and the other end of the seed spraying outlet 703 passes through the seed spraying box 702 and extends to the outside of the seed spraying box 702. The number of the seed spraying outlets 703 is six and they are arranged circumferentially.

[0047] By setting a fixed frame 701, a seed spraying box 702 and a seed spraying outlet 703, when in use, the seed spraying box 702 can be fixed on the mounting frame 1 through the fixed frame 701, and then the seed spraying outlet 703 is connected to the seed transport pipe 5. The airflow generated by the fan 6 can make the seeds pass through the seed transport pipe 5 and enter the seed spraying outlet 703, and be sprayed out from the seed spraying outlet 703 along with the airflow, so as to achieve the purpose of sowing while walking.

[0048] refer to Figure 6 and Figure 7 The seed dropper 4 includes a wheel groove box 401, a wheel groove opening 402, a groove wheel shaft 403, a small sprocket 404, a wheel groove 405, a slider 406 and an adjusting nut 407. The wheel groove box 401 is arranged at the lower end of the seed box 3, the wheel groove opening 402 penetrates the wheel groove box 401, one end of the groove wheel shaft 403 is rotatably arranged in the wheel groove box 401, and the other end of the groove wheel shaft 403 extends to the outside of the wheel groove box 401, the small sprocket 404 is arranged on the groove wheel shaft 403, the slider 406 is arranged on the wheel groove 405 and is matched with the wheel groove 405, and the adjusting nut 407 is arranged on the slider 406.

[0049] By setting the wheel slot box 401, the wheel slot opening 402, the groove wheel shaft 403, the small sprocket 404, the wheel slot 405, the slider 406 and the adjusting nut 407, the wheel slot box 401 is set at the lower end of the seed box 3, and the wheel slot opening 402 is set corresponding to the seed box 3. When dropping is required, the external motor transmits power to the small sprocket 404 through chain drive, and then the small sprocket 404 drives the groove wheel shaft 403 to rotate, and then the wheel slot 405 rotates, so that the seeds in the seed box 3 can be discharged from the wheel slot opening 402, and then the adjusting nut 407 adjusts the position of the slider 406, and then cooperates with the wheel slot 405 to affect the size of the wheel slot opening 402, which can affect the amount of seed discharge.

[0050] refer to Figure 4A baffle 8 is provided inside the storage box 303, and a partition plate 9 is provided on the baffle 8. The partition plate 9 divides the internal space of the storage box 303 into two parts. A blanking valve 10 is provided on the baffle 8. The number of blanking valves 10 is two and they are symmetrically arranged. By arranging the baffle 8, the partition plate 9 and the blanking valve 10, when in use, the baffle 8 can store seeds in the storage box 303 to prevent the seeds from falling into the blanking cavity 302, and then the partition plate 9 can divide the internal space of the storage box 303 into two parts, which can facilitate the storage of two different seeds and increase the practicality of the storage box 303. The blanking valve 10 is arranged on the baffle 8 in two different areas. When a certain seed needs to be sown, it is only necessary to open the corresponding blanking valve 10.

[0051] refer to Figure 3 A label slot 11 is provided on the outer wall of the storage box 303. There are two label slots 11 and they are symmetrically arranged. By setting the label slot 11, when in use, the label slot 11 can fix the label and post the name and time of the seeds in different areas inside the storage box 303 in the label slot 11 to avoid sowing errors.

[0052] refer to Figure 2 A venturi tube 12 is provided at the connection between the seed dropper 4 and the seed delivery tube 5. By providing the venturi tube 12, a pressure difference can be generated between the seed delivery tube 5 and the seed dropper 4, so that the seeds in the seed dropper 4 can be discharged more efficiently.

[0053] refer to Figure 1 One end of the walking track 207 that contacts the ground is provided with enhanced anti-skid ribs 13, and the number of the enhanced anti-skid ribs 13 is several and evenly arranged. By setting the enhanced anti-skid ribs 13, the enhanced anti-skid ribs 13 can increase the friction between the walking track 207 and the ground, and can improve the adhesion between the walking track 207 and the ground.

[0054] refer to Figure 3 The material storage box 303 is provided with a lifting ring 14, and the number of the lifting rings 14 is two and they are symmetrically arranged. By setting the lifting ring 14, when in use, the lifting ring 14 can provide a fulcrum for the seed box 3, so that the seed box 3 can be easily installed on the mounting frame 1.

[0055] Brief description of the usage process:

[0056] When in use, first, the mounting frame 1 plays the role of installing and fixing other mechanical structures, and then the seed box 3 can store seeds. When sowing is needed, the seeds enter the seed delivery tube 5 from the seed box 3 through the seed dropper 4, and then the airflow generated by the fan 6 brings the seeds in the seed delivery tube 5 to the seed sprayer 7, and the seeds are sown through the seed sprayer 7;

[0057] Then, the track plates 201 are arranged on both sides of the mounting frame 1 to achieve the effect of installation and fixing. Then, the engine 202 drives the driving wheel 204 to rotate through the transmission assembly 203. Since the driving wheel 204 is meshed and connected with the gear 208 on the inner wall of the walking track 207, the walking track 207 can rotate in a clockwise direction. An interaction force is generated between the walking track 207 and the ground. According to the principle of action and reaction of force, the walking track 207 gives the ground an action force in the horizontal direction, and the ground gives the walking track 207 a reaction force, thereby realizing the movement of the walking track 207. The driving wheel 204, the first driven wheel 205 and the second driven wheel 206 make the walking track 207 triangular, which can adapt to various complex environments. By setting the induction tooth 209, the induction tooth 209 is meshed and connected with the gear 208 on the inner wall of the walking track 207, the walking track 207 can be regulated and prevented from falling off when turning or tilting. By increasing the contact area with the ground, the pressure per unit area is reduced, and the degree of damage to vegetation is reduced. At the same time, the friction with the ground is also increased to prevent problems such as slipping and sinking, making the movement more stable.

[0058] Among them, the fixing plate 301 can fix the blanking cavity 302, the blanking cavity 302 can fix the storage box 303, and the seeds can be added into the storage box 303 through the feeding port 304 for storage, so as to meet the requirements of large-scale sowing, and then the feeding port 304 can be sealed by the sealing cover 305 and the lock buckle 306, and the spraying box 702 can be fixed on the mounting frame 1 through the fixing frame 701, and then the spraying outlet 703 is connected with the seed delivery pipe 5, and the airflow generated by the fan 6 can make the seeds enter the spraying outlet 703 through the seed delivery pipe 5, and be sprayed out from the spraying outlet 703 along with the airflow, so as to achieve the purpose of sowing while walking;

[0059] Finally, the baffle 8 can store the seeds in the storage box 303 to prevent the seeds from falling into the drop chamber 302, and then the partition plate 9 can divide the internal space of the storage box 303 into two parts, which can facilitate the storage of two different seeds and increase the practicality of the storage box 303. The drop valve 10 is set on the baffle 8 in two different areas. When a certain seed needs to be sown, it is only necessary to open the corresponding drop valve 10.

[0060] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A crawler-type spraying machine, comprising a mounting frame (1), characterized in that: Walking mechanisms (2) are arranged at both ends of the mounting frame (1), a seed box (3) is arranged on the mounting frame (1), a seed dropper (4) is arranged at the lower end of the seed box (3), a seed delivery pipe (5) is arranged at the lower end of the seed dropper (4), a fan (6) is arranged on one side of the seed delivery pipe (5), and a seed sprayer (7) is arranged at the other end of the seed delivery pipe (5); The walking mechanism (2) comprises a track shoe (201), an engine (202), a transmission assembly (203), a driving wheel (204), a first driven wheel (205), a second driven wheel (206), a walking track (207), a gear (208) and an induction gear (209); the track shoe (201) is arranged on both sides of the mounting frame (1); a set of track shoes (201) is two in number and symmetrically arranged; the engine (202) is arranged between the two track shoes (201); the transmission assembly (203) is arranged on the engine (202); the driving wheel (204) is arranged on the engine (202) and rotates The invention relates to a driving wheel (204), a first driven wheel (205) and a second driven wheel (206) which are both arranged on the track shoe (201); the driving wheel (204), the first driven wheel (205) and the second driven wheel (206) are arranged in a triangle; the walking track (207) is arranged on the surfaces of the driving wheel (204), the first driven wheel (205) and the second driven wheel (206); the gear (208) is arranged on the inner wall of the walking track (207); the induction tooth (209) is arranged on the track shoe (201); and the driving wheel (204) and the induction tooth (209) are both meshed and connected with the gear (208).

2. A crawler-type spraying machine according to claim 1, characterized in that: The seed box (3) comprises a fixed plate (301), a material blanking cavity (302), a material storage box (303), a material inlet (304), a sealing cover (305) and a lock (306); the fixed plate (301) is arranged on the mounting frame (1); the material blanking cavity (302) is arranged on the fixed plate (301); the material storage box (303) is arranged on the material blanking cavity (302); the material inlet (304) is arranged on the material storage box (303); the sealing cover (305) is arranged on the material inlet (304); and the lock (306) is arranged on the material inlet (304) and the sealing cover (305).

3. A crawler-type spraying machine according to claim 1, characterized in that: The seed sprayer (7) comprises a fixed frame (701), a seed spraying box (702) and a seed spraying outlet (703); the fixed frame (701) is arranged on the mounting frame (1); the seed spraying box (702) is arranged in the fixed frame (701); one end of the seed spraying outlet (703) is arranged on the seed transport pipe (5); the other end of the seed spraying outlet (703) passes through the seed spraying box (702) and extends to the outside of the seed spraying box (702); the number of the seed spraying outlets (703) is six and they are arranged in a circle.

4. A crawler-type spraying machine according to claim 1, characterized in that: The seed dropper (4) comprises a wheel groove box (401), a wheel groove opening (402), a groove wheel shaft (403), a small sprocket (404), a wheel groove (405), a slider (406) and an adjusting nut (407); the wheel groove box (401) is arranged at the lower end of the seed box (3); the wheel groove opening (402) penetrates the wheel groove box (401); one end of the groove wheel shaft (403) is rotatably arranged in the wheel groove box (401); the other end of the groove wheel shaft (403) extends to the outside of the wheel groove box (401); the small sprocket (404) is arranged on the groove wheel shaft (403); the slider (406) is arranged on the wheel groove (405) and is arranged in cooperation with the wheel groove (405); and the adjusting nut (407) is arranged on the slider (406).

5. A crawler-type spraying machine according to claim 2, characterized in that: The storage box (303) is provided with a baffle (8) inside, and a partition plate (9) is provided on the baffle (8), and the partition plate (9) divides the internal space of the storage box (303) into two parts. The baffle (8) is provided with a blanking valve (10), and the blanking valves (10) are two in number and are symmetrically arranged.

6. A crawler-type spraying machine according to claim 2, characterized in that: The outer wall of the material storage box (303) is provided with label slots (11), and the number of the label slots (11) is two and they are symmetrically arranged.

7. A crawler-type spraying machine according to claim 1, characterized in that: A venturi tube (12) is provided at the connection between the seed dropper (4) and the seed delivery pipe (5).

8. A crawler-type spraying machine according to claim 1, characterized in that: One end of the walking crawler (207) in contact with the ground is provided with a reinforced anti-skid rib (13), and the reinforced anti-skid rib (13) is provided in a plurality and evenly arranged.

9. A crawler-type spraying machine according to claim 2, characterized in that: The material storage box (303) is provided with lifting rings (14), and the number of the lifting rings (14) is two and they are symmetrically arranged.

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