Fertilizer apparatus gearbox convenient for adjusting fertilizing amount

Abstract

The utility model discloses a fertilizer apparatus gearbox convenient for adjusting fertilizing amount, which comprises a speed change component, and the speed change component comprises an input shaft, a first hexagonal sleeve, a first sliding sleeve, an input gear, a second hexagonal sleeve, a second sliding sleeve, an output gear, six transmission gear rings and a fluted disc. The positions of the input gear and the output gear are respectively adjusted through the first gear rod and the second gear rod, so that the input gear and the output gear respectively correspond to the transmission gear rings with different diameters, then the pull rod is loosened, the two corresponding transmission gear rings are respectively meshed with the input gear and the output gear under the pushing of the spring, and the transmission gear rings are meshed with the input gear and the output gear. By arranging the six transmission gear rings with different diameters, 31 kinds of speed output can be achieved, and then the fertilizer discharging system can be accurately controlled according to actual use requirements so as to guarantee the fertilizer application amount requirements of various kinds of soil.

Description

Technical field:

[0001] The utility model relates to a gearbox, in particular to a fertilizer dispenser gearbox which is convenient for adjusting the fertilizer application amount, and belongs to the technical field of gearboxes. Background technology:

[0002] The gearbox of the fertilizer dispensing machine is an important part of the fertilizer dispensing machine. Its main function is to adjust the swing frequency of the fertilizer dispensing machine, thereby controlling the amount of fertilizer dispensing. By changing the speed of the transmission shaft, the gearbox can adjust the working efficiency of the fertilizer dispensing machine to meet the fertilizer dispensing needs under different crops and soil conditions. By adjusting the meshing position and transmission ratio of the gears, the gearbox can achieve precise control of the swing frequency of the fertilizer dispensing machine.

[0003] Different soils have different demands and absorption capacities for fertilizers. When applying fertilizer, the output speed of the existing fertilizer discharger gearbox is relatively low, and the fertilizer discharge system cannot be accurately controlled according to actual usage needs, making it difficult to meet the fertilizer application requirements of various soils. Therefore, a fertilizer discharger gearbox that is convenient for adjusting the amount of fertilizer is proposed. Utility model content:

[0004] The utility model aims to provide a fertilizer dispensing gearbox which is convenient for adjusting the fertilizer application amount, so as to solve one of the problems raised in the above-mentioned background technology.

[0005] The utility model is implemented by the following technical scheme: a fertilizer dispensing gearbox convenient for adjusting the amount of fertilizer applied, comprising a speed change assembly, wherein the speed change assembly comprises an input shaft, a first hexagonal sleeve, a first sliding sleeve, an input gear, a second hexagonal sleeve, a second sliding sleeve, an output gear, six transmission gear rings and a gear disc;

[0006] The first hexagonal sleeve is fixedly connected to the outer wall of the input shaft, the first sleeve is slidably connected to the outer wall of the first hexagonal sleeve, the input gear is fixedly connected to the outer wall of the first sleeve, the second hexagonal sleeve is rotatably connected to the outer wall of the input shaft through a bearing, the second sleeve is slidably connected to the outer wall of the second hexagonal sleeve, the output gear is fixedly connected to the outer wall of the second sleeve, the six transmission gear rings are all fixedly connected to the front surface of the gear disk, the diameters of the six transmission gear rings gradually decrease from the outside to the inside, and the outer wall of the second hexagonal sleeve is fixedly connected with the output disk.

[0007] As a further preferred embodiment of the technical solution: the shift assembly further includes a first gear lever, a second gear lever and a limit lever;

[0008] One end of the first gear lever is rotatably connected to the first sliding sleeve through a shift fork, one end of the second gear lever is rotatably connected to the second sliding sleeve through a shift fork, and both the first gear lever and the second gear lever are slidably connected to the outer side wall of the limiting lever.

[0009] As a further preferred embodiment of the present technical solution: the outer side wall of the input gear and the outer side wall of the output gear are respectively meshed and connected with a transmission gear ring, and an input disc is fixedly connected to one side of the outer wall of the input shaft.

[0010] As a further preferred embodiment of the technical solution: the outer side wall of the input shaft is rotatably connected to a limiting four-way tube, the interior of the gear plate is fixedly connected to a rotating rod, and the rotating rod is rotatably and slidably connected to the inner side wall of the limiting four-way tube.

[0011] As a further preferred embodiment of the technical solution: a main body component is installed on the outer side wall of the input shaft, and the main body component includes a housing, a spring and a pull rod;

[0012] The input shaft is rotatably connected to the interior of the housing, the spring is sleeved on the outer side wall of the pull rod, and the pull rod is slidably connected to the interior of the housing.

[0013] As a further preferred embodiment of the technical solution: one end of the rotating rod away from the limiting four-way pipe is rotatably connected to the inside of the pull rod, and the two ends of the spring respectively support the inner rear wall of the shell and the rear surface of the gear plate through bearings.

[0014] As a further preferred embodiment of the technical solution: the front end of the limit cross-tube is fixedly connected to the housing, and the first gear lever and the second gear lever are both slidably connected to the housing.

[0015] As a further preferred embodiment of the present technical solution: two ends of the limit rod are symmetrically fixedly connected to two sides of the inner wall of the shell, and the output disk is rotatably connected to the shell.

[0016] Advantages of the utility model: the utility model drives the toothed disk through the pull rod to disengage the transmission gear ring from the input gear and the output gear, and then adjusts the positions of the input gear and the output gear respectively through the first gear lever and the second gear lever, so that the input gear and the output gear correspond to transmission gear rings of different diameters, and then releases the pull rod, and under the push of the spring, the corresponding two transmission gear rings are respectively meshed with the input gear and the output gear, thereby achieving the effect of speed change. By setting six transmission gear rings of different diameters, 31 speed outputs can be achieved, and then the fertilizer discharge system can be accurately controlled according to actual use requirements to ensure the fertilizer application requirements of various soils. Description of the drawings:

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the speed change assembly of the utility model;

[0020] Figure 3 This is a schematic diagram of the output disk structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection between the transmission gear ring and the gear disc of the utility model;

[0022] Figure 5 This is a schematic diagram of the pull rod structure of the utility model.

[0023] In the figure: 101, speed change assembly; 11, input shaft; 12, first hexagonal sleeve; 13, first sliding sleeve; 14, input gear; 15, first gear lever; 16, second hexagonal sleeve; 17, second sliding sleeve; 18, output gear; 19, second gear lever; 20, limit rod; 21, output disc; 22, input disc; 23, transmission gear ring; 24, gear disc; 25, limit cross pipe; 301, main body assembly; 31, housing; 32, spring; 34, pull rod; 35, rotating rod. Specific implementation method:

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example

[0026] See also Figure 1-5 The utility model provides a technical solution: a fertilizer dispensing gearbox that is convenient for adjusting the amount of fertilizer applied, comprising a speed change assembly 101, the speed change assembly 101 comprising an input shaft 11, a first hexagonal sleeve 12, a first sliding sleeve 13, an input gear 14, a second hexagonal sleeve 16, a second sliding sleeve 17, an output gear 18, six transmission gear rings 23 and a toothed disc 24;

[0027] The first hexagonal sleeve 12 is fixedly connected to the outer wall of the input shaft 11, the first sleeve 13 is slidably connected to the outer wall of the first hexagonal sleeve 12, the input gear 14 is fixedly connected to the outer wall of the first sleeve 13, the second hexagonal sleeve 16 is rotatably connected to the outer wall of the input shaft 11 through a bearing, the second sleeve 17 is slidably connected to the outer wall of the second hexagonal sleeve 16, the output gear 18 is fixedly connected to the outer wall of the second sleeve 17, the six transmission gear rings 23 are all fixedly connected to the front surface of the gear disc 24, the diameters of the six transmission gear rings 23 gradually decrease from the outside to the inside, and the outer wall of the second hexagonal sleeve 16 is fixedly connected with the output disc 21.

[0028] In this embodiment, specifically: the shift assembly 101 further includes a first gear lever 15, a second gear lever 19 and a limit lever 20;

[0029] One end of the first gear rod 15 is rotatably connected to the first sleeve 13 via a shift fork, and one end of the second gear rod 19 is rotatably connected to the second sleeve 17 via a shift fork. The first gear rod 15 and the second gear rod 19 are both slidably connected to the outer wall of the limit rod 20. The positions of the input gear 14 and the output gear 18 can be adjusted respectively by the first gear rod 15 and the second gear rod 19 to achieve speed change.

[0030] In this embodiment, specifically: the outer wall of the input gear 14 and the outer wall of the output gear 18 are respectively meshed with a transmission gear ring 23, and an input disc 22 is fixedly connected to one side of the outer wall of the input shaft 11. The input gear 14 drives a transmission gear ring 23 to rotate, and the transmission gear ring 23 drives the toothed disc 24. The toothed disc 24 drives the output gear 18 through another transmission gear ring 23. Since the diameters of the two transmission gear rings 23 are different, a speed change effect can be achieved.

[0031] In this embodiment, specifically: the outer wall of the input shaft 11 is rotatably connected to the limiting four-way tube 25, the interior of the gear plate 24 is fixedly connected to a rotating rod 35, the rotating rod 35 is rotatably and slidably connected to the inner wall of the limiting four-way tube 25, and the position of the gear plate 24 can be limited by the cooperation between the limiting four-way tube 25 and the rotating rod 35.

[0032] In this embodiment, specifically: a main body assembly 301 is installed on the outer wall of the input shaft 11, and the main body assembly 301 includes a housing 31, a spring 32 and a pull rod 34;

[0033] The input shaft 11 is rotatably connected to the inside of the housing 31, the spring 32 is sleeved on the outer wall of the pull rod 34, the pull rod 34 is slidably connected to the inside of the housing 31, and the end of the rotating rod 35 away from the limiting four-way tube 25 is rotatably connected to the inside of the pull rod 34. The two ends of the spring 32 are respectively supported by the inner rear wall of the housing 31 and the rear surface of the gear plate 24 through bearings. The rotating rod 35 is pulled by the pull rod 34, and the rotating rod 35 drives the gear plate 24, so that the transmission ring gear 23 can be disengaged from the input gear 14 and the output gear 18, so as to adjust the position of the input gear 14 and the output gear 18 and realize speed change.

[0034] In this embodiment, specifically: the front end of the limiting cross-tube 25 is fixedly connected to the housing 31, the first gear lever 15 and the second gear lever 19 are both slidably connected to the housing 31, the two ends of the limiting rod 20 are symmetrically fixedly connected to the two sides of the inner wall of the housing 31, and the output disk 21 is rotatably connected to the housing 31. The positions of the first gear lever 15 and the second gear lever 19 can be limited by the limiting rod 20 to facilitate the shifting operation.

[0035] Working principle or structural principle, when in use, the gearbox is installed on the fertilizer discharger, and the input disc 22 is connected to the external power device. When discharging fertilizer, the external power device drives the input shaft 11 to rotate through the input disc 22, and the input shaft 11 drives the first hexagonal sleeve 12 to rotate, and the first hexagonal sleeve 12 drives the input gear 14 through the first sliding sleeve 13, and the input gear 14 drives the transmission ring gear 23 and the toothed disc 24, and the toothed disc 24 rotates through the rotating rod 35. At the same time, the transmission ring gear 23 drives the output gear 18 to rotate, and the output gear 18 drives the second sliding sleeve 17 to rotate, and the second sliding sleeve 17 drives the output disc 21 to rotate, and the output disc 21 drives the external discharging mechanism, thereby realizing the transmission of power and the discharging work of the discharging system;

[0036] When it is necessary to change the speed, first disconnect the power connection between the external power device and the input shaft 11 through the clutch, then pull the pull rod 34, the pull rod 34 drives the toothed disc 24, the toothed disc 24 drives the transmission gear ring 23 to disengage from the input gear 14 and the output gear 18, then pull the first gear lever 15 and the second gear lever 19 respectively, the first gear lever 15 drives the input gear 14 through the first sliding sleeve 13, the second gear lever 19 drives the output gear 18 through the second sliding sleeve 17, adjust the positions of the input gear 14 and the output gear 18, so that the input gear 14 and the output gear 18 correspond to the transmission gear rings 23 of different diameters respectively, then release the pull rod 34, under the push of the spring 32, the corresponding two transmission gear rings 23 are respectively meshed with the input gear 14 and the output gear 18, so as to achieve the effect of speed change, and by setting six transmission gear rings 23 with different diameters, 31 speeds of output can be achieved.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fertilizer dispensing gearbox that is convenient for adjusting the amount of fertilizer applied, characterized in that: The invention comprises a speed change assembly (101), wherein the speed change assembly (101) comprises an input shaft (11), a first hexagonal sleeve (12), a first sliding sleeve (13), an input gear (14), a second hexagonal sleeve (16), a second sliding sleeve (17), an output gear (18), six transmission gear rings (23) and a toothed disc (24); The first hexagonal sleeve (12) is fixedly connected to the outer wall of the input shaft (11), the first sliding sleeve (13) is slidably connected to the outer wall of the first hexagonal sleeve (12), the input gear (14) is fixedly connected to the outer wall of the first sliding sleeve (13), the second hexagonal sleeve (16) is rotatably connected to the outer wall of the input shaft (11) through a bearing, the second sliding sleeve (17) is slidably connected to the outer wall of the second hexagonal sleeve (16), the output gear (18) is fixedly connected to the outer wall of the second sliding sleeve (17), the six transmission gear rings (23) are all fixedly connected to the front surface of the toothed disc (24), the diameters of the six transmission gear rings (23) gradually decrease from the outside to the inside, and the outer wall of the second hexagonal sleeve (16) is fixedly connected to the output disc (21).

2. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 1, characterized in that: The speed change assembly (101) further comprises a first gear lever (15), a second gear lever (19) and a limit lever (20); One end of the first gear lever (15) is rotatably connected to the first sliding sleeve (13) via a shift fork, and one end of the second gear lever (19) is rotatably connected to the second sliding sleeve (17) via a shift fork. Both the first gear lever (15) and the second gear lever (19) are slidably connected to the outer side wall of the limiting lever (20).

3. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 1, characterized in that: The outer side wall of the input gear (14) and the outer side wall of the output gear (18) are respectively meshed and connected with a transmission gear ring (23), and an input disc (22) is fixedly connected to one side of the outer wall of the input shaft (11).

4. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 2, characterized in that: The outer wall of the input shaft (11) is rotatably connected to a limiting four-way tube (25), and a rotating rod (35) is fixedly connected inside the toothed disc (24). The rotating rod (35) is rotatably and slidably connected to the inner wall of the limiting four-way tube (25).

5. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 4, characterized in that: A main body component (301) is installed on the outer side wall of the input shaft (11), and the main body component (301) includes a housing (31), a spring (32) and a pull rod (34); The input shaft (11) is rotatably connected to the interior of the housing (31), the spring (32) is sleeved on the outer side wall of the pull rod (34), and the pull rod (34) is slidably connected to the interior of the housing (31).

6. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 5, characterized in that: One end of the rotating rod (35) away from the limiting four-way tube (25) is rotatably connected to the inside of the pull rod (34), and the two ends of the spring (32) respectively support the inner rear wall of the shell (31) and the rear surface of the gear disk (24) through bearings.

7. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 6, characterized in that: The front end of the position-limiting four-way pipe (25) is fixedly connected to the housing (31), and the first gear lever (15) and the second gear lever (19) are both slidably connected to the housing (31).

8. A fertilizer dispensing gearbox for adjusting the amount of fertilizer applied according to claim 7, characterized in that: The two ends of the limiting rod (20) are symmetrically fixedly connected to the two sides of the inner wall of the outer shell (31), and the output disk (21) is rotatably connected to the outer shell (31).

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