CN214545607U

CN214545607U - Blanking mechanism and fertilizer distributor

Info

Publication number: CN214545607U
Application number: CN202023258578.7U
Authority: CN
Inventors: 薛力哲
Original assignee: Shijiazhuang Hujing Electromechanical Equipment Co ltd
Current assignee: Shijiazhuang Hujing Electromechanical Equipment Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-02
Anticipated expiration: 2030-12-29

Abstract

The utility model provides a blanking mechanism, which comprises a shifting wheel, a connecting arm and a transmission component; the shifting wheel is used for being rotationally connected to the inner bottom wall of the storage bin and is positioned on the side of the blanking hole of the storage bin; the wheel shaft of the thumb wheel passes through the bottom wall of the storage bin and extends downwards; one end of the connecting arm is connected with the extending end of the wheel shaft, and the other end of the connecting arm is used for extending towards the driving box of the fertilizer distributor; the transmission assembly is arranged in the driving box, the power input end is connected with a driving shaft of the driving box, and the power output end penetrates out of the driving box and is connected with the extending end of the connecting arm; wherein, the power take-off end of transmission assembly is reciprocal gyration under the drive of drive shaft to drive the linking arm reciprocal swing, and then drive the thumb wheel reciprocal gyration. The utility model provides an unloading mechanism can stir the fertilizer of feed bin bottom through the reciprocating rotary motion of thumb wheel to avoid the blanking hole to block up. The utility model also provides an adopted above-mentioned unloading mechanism's fertilizer distributor.

Description

Blanking mechanism and fertilizer distributor

Technical Field

The utility model belongs to the technical field of agricultural machinery, more specifically say, relate to an unloading mechanism and fertilizer distributor.

Background

At present, along with the improvement of agricultural mechanization degree, the mechanical fertilizer spreading operation has gradually replaced the manual fertilizer spreading operation, and operating personnel only need pour fertilizer into the feed bin of fertilizer distributor, and fertilizer can fall into the throwing disk through the blanking hole of feed bin bottom to throw under the centrifugal force effect of the rotation of throwing disk and spill to the field. Because fertilizer piles up in the feed bin and relies on gravity whereabouts together, the phenomenon that the blanking hole blockked up often can appear in the fertilizer spreading operation in-process, especially when the fertilizer in the feed bin is more, need personnel to follow fertilizer distributor and beat the feed bin constantly in order to prevent the putty to intensity of labour has been increased, the normal operation of fertilizer spreading is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unloading mechanism and fertilizer distributor aims at solving the problem of the easy putty of fertilizer distributor of prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: the blanking mechanism comprises a shifting wheel, a connecting arm and a transmission assembly; the shifting wheel is used for being rotationally connected to the inner bottom wall of the storage bin and is positioned on the side of the blanking hole of the storage bin; the wheel shaft of the thumb wheel passes through the bottom wall of the storage bin and extends downwards; one end of the connecting arm is connected with the extending end of the wheel shaft, and the other end of the connecting arm is used for extending towards the driving box of the fertilizer distributor; the transmission assembly is arranged in the driving box, the power input end is connected with a driving shaft of the driving box, and the power output end penetrates out of the driving box and is connected with the extending end of the connecting arm; wherein, the power take-off end of transmission assembly is reciprocal gyration under the drive of drive shaft to drive the linking arm reciprocal swing, and then drive the thumb wheel reciprocal gyration.

As another embodiment of the present application, the connecting arm includes a first connecting rod, a second connecting rod, and a swing link; one end of the first connecting rod is connected with the extending end of the wheel shaft, and the other end of the first connecting rod extends towards the direction close to the bottom wall edge of the storage bin at the periphery of the blanking hole; one end of the second connecting rod is hinged with the extending end of the first connecting rod, and the other end of the second connecting rod extends towards the direction of the driving box; one end of the swing rod is connected with the power output end of the transmission assembly, and the other end of the swing rod extends upwards and is hinged with the extending end of the second connecting rod.

As another embodiment of this application, the one end of first connecting rod is equipped with first spline hole, and the extension end of shaft is equipped with first spline structure, and first spline hole cup joints with first spline structure.

As another embodiment of the application, the first connecting rod is an arc-shaped rod with the middle part bent towards the direction far away from the blanking hole.

As another embodiment of the present application, a transmission assembly includes a sliding frame, a first impeller, an output shaft, and a second impeller; the sliding frame is sleeved on the driving shaft and is in sliding connection with the inner wall of the driving box along the radial direction of the driving shaft; the inner frame walls of the two opposite inner frames of the sliding frame are respectively provided with a first rack and a second rack, the outer frame wall of the sliding frame is provided with a third rack, and the first rack, the second rack and the third rack all extend along the sliding direction of the sliding frame; the first fan wheel is sleeved on the driving shaft and is alternatively meshed with the first rack and the second rack; the output shaft is rotatably connected in the driving box, one end of the output shaft penetrates out of the driving box along the axial direction of the driving shaft, and the penetrating end is connected with the extending end of the connecting arm; the second impeller is sleeved on the output shaft and meshed with the third rack.

As another embodiment of this application, the sliding frame is seted up along the axially extended slide opening of first rack, and it is equipped with the slide bar to slide to wear in the slide opening, and the both ends of slide bar stretch out the slide opening respectively and respectively with the inner wall fixed connection of drive case.

As another embodiment of the application, the penetrating end of the output shaft is provided with a second spline structure, the extending end of the connecting arm is provided with a second spline hole, and the second spline structure is inserted into the second spline hole.

As another embodiment of the application, a plurality of shifting teeth are arranged on the circumferential wall of the shifting wheel at intervals, and when the shifting wheel rotates in a reciprocating mode, the shifting teeth are used for shifting fertilizer towards the blanking hole.

The utility model provides an unloading mechanism's beneficial effect lies in: compared with the prior art, the utility model discloses unloading mechanism, at fertilizer distributor operation in-process, utilize drive axial transmission assembly transmission power, the power take off end that makes the one-way torque of drive shaft change transmission assembly carries out reciprocating rotary motion's two-way torque to drive the linking arm and carry out reciprocating swing, and then drive the thumb wheel and carry out reciprocating rotary motion, it is downthehole that the thumb wheel can constantly stir the fertilizer entering blanking of feed bin bottom at reciprocating rotary motion in-process, thereby avoid blanking hole to block up, it is smooth and easy to ensure the fertilizer unloading.

The utility model also provides a fertilizer distributor, including fertilizer distributor body and above-mentioned unloading mechanism.

As another embodiment of this application, be equipped with the feed bin of two top intercommunications on the fertilizer distributor body, and the bottom of every feed bin all is equipped with unloading mechanism.

The utility model provides a fertilizer distributor has adopted above-mentioned unloading mechanism, has the same beneficial effect with above-mentioned unloading mechanism, no longer gives unnecessary details here.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic bottom view of a blanking mechanism provided in an embodiment of the present invention;

FIG. 2 is a schematic view of a portion A of FIG. 1;

fig. 3 is a schematic top view of the blanking mechanism according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of a transmission assembly according to an embodiment of the present invention.

In the figure: 1. a thumb wheel; 10. a wheel axle; 11. shifting teeth; 2. a connecting arm; 21. a first link; 22. a second link; 23. a swing rod; 3. a transmission assembly; 31. a sliding frame; 311. a first rack; 312. a second rack; 313. a third rack; 32. a first impeller; 33. an output shaft; 34. a second impeller; 35. a slide bar; 4. A storage bin; 40. a blanking hole; 5. a drive box; 50. a drive shaft.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 4, a description will now be given of a blanking mechanism according to the present invention. The blanking mechanism comprises a shifting wheel 1, a connecting arm 2 and a transmission assembly 3; the thumb wheel 1 is used for being rotatably connected to the inner bottom wall of the bin 4 and is positioned on the side of the blanking hole 40 of the bin 4; the wheel shaft 10 of the thumb wheel 1 extends downwards through the bottom wall of the bin 4; one end of the connecting arm 2 is connected with the extending end of the wheel shaft 10, and the other end of the connecting arm is used for extending towards the driving box 5 of the fertilizer distributor; the transmission assembly 3 is arranged in the driving box 5, the power input end is connected with the driving shaft 50 of the driving box 5, and the power output end penetrates out of the driving box 5 and is connected with the extending end of the connecting arm 2; wherein, the power output end of the transmission component 3 is driven by the driving shaft 50 to rotate back and forth, so as to drive the connecting arm 2 to swing back and forth, and further drive the thumb wheel 1 to rotate back and forth.

It should be noted that the operating principle of the fertilizer distributor is that the torque of the driving box 5 drives the material throwing disk located below the material bin 4 to rotate, so that the fertilizer falling from the material dropping hole 40 onto the material throwing disk is thrown out by centrifugal force.

The utility model provides an unloading mechanism, compared with the prior art, at fertilizer distributor operation in-process, utilize drive shaft 50 to 3 transmission power of drive assembly, the power take off end that makes drive shaft 50's one-way torque change transmission assembly 3 carries out reciprocating rotary motion's two-way torque, thereby drive linking arm 2 and carry out reciprocating swing, and then drive thumb wheel 1 and carry out reciprocating rotary motion, thumb wheel 1 can constantly stir the fertilizer of 4 bottoms of feed bin in reciprocating rotary motion in-process and get into blanking hole 40 in, thereby avoid blanking hole 40 to block up, ensure that the fertilizer unloading is smooth and easy.

As a specific embodiment of the blanking mechanism provided in the present invention, please refer to fig. 2 and 4, the connecting arm 2 includes a first connecting rod 21, a second connecting rod 22, and a swing rod 23; wherein, one end of the first connecting rod 21 is connected with the extending end of the wheel axle 10, and the other end extends towards the direction close to the bottom wall edge of the storage bin 4 at the periphery of the blanking hole 40; one end of the second connecting rod 22 is hinged with the extending end of the first connecting rod 21, and the other end extends towards the direction of the driving box 5; one end of the swing rod 23 is connected with the power output end of the transmission component 3, and the other end extends upwards and is hinged with the extending end of the second connecting rod 22. Reciprocating rotary motion through drive assembly 3 can drive pendulum rod 23 and swing, thereby it carries out reciprocating motion to drive the whole orientation of second connecting rod 22 and be close to or keep away from the direction of thumb wheel 1, and then drive first connecting rod 21 and use shaft 10 to swing as the center, it should be understood, because first connecting rod 21 extends around the periphery of blanking hole 40, consequently first connecting rod 21 and second connecting rod 22's axial must have the contained angle (both form L type structure promptly), consequently second connecting rod 22 can drive first connecting rod 21 and swing around shaft 10, finally realize the reciprocating rotary motion of thumb wheel 1, moreover, the steam generator is simple in structure, and high in stability.

In this embodiment, referring to fig. 2, one end of the first connecting rod 21 is provided with a first spline hole, the extending end of the axle 10 is provided with a first spline structure, and the first spline hole is sleeved with the first spline structure. The first link 21 and the wheel axle 10 can be prevented from slipping by spline connection, and the stability of power transmission from the first link 21 to the wheel axle 10 is improved.

As a specific implementation manner of the embodiment of the present invention, referring to fig. 2, the first connecting rod 21 is an arc-shaped rod with a middle portion bent toward a direction away from the blanking hole 40. Adopt the structural style of arc pole, can make first connecting rod 21 fully dodge the position in blanking hole 40, avoid first connecting rod 21 to block and interfere fertilizer whereabouts, ensure that the blanking is smooth and easy.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 4, the transmission assembly 3 includes a sliding frame 31, a first impeller 32, an output shaft 33, and a second impeller 34; the sliding frame 31 is sleeved on the driving shaft 50 and is connected with the inner wall of the driving box 5 in a sliding manner along the radial direction of the driving shaft 50; a first rack 311 and a second rack 312 are respectively arranged on two inner frame walls of the sliding frame 31, a third rack 313 is arranged on an outer frame wall of the sliding frame 31, and the first rack 311, the second rack 312 and the third rack 313 all extend along the sliding direction of the sliding frame 31; the first impeller 32 is sleeved on the driving shaft 50 and alternately meshed with the first rack 311 and the second rack 312; the output shaft 33 is rotatably connected in the driving box 5, one end of the output shaft penetrates out of the driving box 5 along the axial direction of the driving shaft 50, and the penetrating end is connected with the extending end of the connecting arm 2; the second impeller 34 is sleeved on the output shaft 33 and engaged with the third rack 313.

In the fertilizer spreading process, the driving shaft 50 drives the first fan wheel 32 to rotate, when the first fan wheel 32 rotates to be meshed with the first rack 311, the sliding frame 31 can be driven to slide towards one side of the driving box 5, meanwhile, the third rack 313 drives the second fan wheel 34 to rotate, so that the output shaft 33 is driven to rotate towards one direction, when the first fan wheel 32 rotates to be meshed with the second rack 312, the sliding frame 31 can be driven to slide towards the other side of the driving box 5 in the reverse direction, meanwhile, the third rack 313 drives the second fan wheel 34 to rotate in the reverse direction, so that the output shaft 33 is driven to rotate in the reverse direction, and in the continuous and alternate meshing process of the first fan wheel 32, the first rack 311 and the second rack 312, the continuous reciprocating rotary motion of the output shaft 33 can be realized, so that the continuous reciprocating rotary motion of the shifting wheel 1 is realized through the connecting arm 2, the power transmission logic is clear, and the structure is simple and stable.

In this embodiment, referring to fig. 4, the sliding frame 31 is provided with a sliding hole extending along the axial direction of the first rack 311, a sliding rod 35 is slidably disposed in the sliding hole, and two ends of the sliding rod 35 respectively extend out of the sliding hole and are respectively fixedly connected with the inner wall of the driving box 5. The connection stability of the sliding frame 31 is ensured by the fixed connection relationship between the two ends of the sliding rod 35 and the inner wall of the driving box 5, and certainly, two sliding holes can be provided, so that the sliding connection stability and the sliding smoothness of the sliding frame 31 can be further improved.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 4, the penetrating end of the output shaft 33 is provided with a second spline structure, the extending end of the connecting arm 2 is provided with a second spline hole, and the second spline structure is inserted into the second spline hole. The spline connection can prevent slippage between the connecting arm 2 and the output shaft 33, and improve the stability of power transmission from the output shaft 33 to the connecting arm 2.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3, a plurality of shifting teeth 11 are disposed at intervals on the circumferential wall of the shifting wheel 1, and when the shifting wheel 1 performs reciprocating rotation motion, the shifting teeth 11 are used for shifting fertilizer toward the blanking hole 40. When thumb wheel 1 reciprocating rotary motion, every dials tooth 11 and all does reciprocating swing and dials the material, dials the tooth 11 through each and cuts apart the stirring in succession to the fertilizer that is located 4 bottoms of feed bin, makes fertilizer be in discrete active state to ensure that fertilizer can get into blanking hole 40 smoothly in, avoid blanking hole 40 to block up.

The utility model also provides a fertilizer distributor. Referring to fig. 1 to 4, the fertilizer distributor includes a fertilizer distributor body and the above-mentioned blanking mechanism.

The utility model provides a fertilizer distributor, the above-mentioned unloading mechanism has been adopted, at fertilizer distributor operation in-process, utilize drive shaft 50 to 3 transmission power of drive assembly, the power take off end that makes drive shaft 50's one-way torque change transmission assembly 3 carries out reciprocating rotary motion's two-way torque, thereby drive linking arm 2 and carry out reciprocating swing, and then drive thumb wheel 1 and carry out reciprocating rotary motion, thumb wheel 1 can constantly stir the fertilizer entering blanking hole 40 of 4 bottoms of feed bin in reciprocating rotary motion in-process, thereby avoid blanking hole 40 to block up, ensure that the fertilizer unloading is smooth and easy.

As a specific implementation manner of the fertilizer distributor provided by the utility model, refer to fig. 1, be equipped with two feed bins 4 that the top communicates each other on the fertilizer distributor body, and the bottom of every feed bin 4 all is equipped with unloading mechanism. Set up two feed bins 4 and can increase the width of fertilizer distributor to improve the fertilizer range of shedding among the fertilizer operation process, improve and spill fertile efficiency.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Unloading mechanism, its characterized in that includes:

the shifting wheel is connected to the inner bottom wall of the storage bin in a rotating mode and is positioned on the side of the blanking hole of the storage bin; the wheel shaft of the thumb wheel penetrates through the bottom wall of the storage bin and extends downwards;

one end of the connecting arm is connected with the extending end of the wheel shaft, and the other end of the connecting arm is used for extending towards the driving box of the fertilizer distributor;

the transmission assembly is arranged in the driving box, the power input end is connected with the driving shaft of the driving box, and the power output end penetrates out of the driving box and is connected with the extending end of the connecting arm;

The power output end of the transmission assembly is driven by the driving shaft to rotate in a reciprocating mode, so that the connecting arm is driven to swing in a reciprocating mode, and the shifting wheel is driven to rotate in a reciprocating mode.

2. The blanking mechanism of claim 1 wherein said connecting arm comprises:

one end of the first connecting rod is connected with the extending end of the wheel shaft, and the other end of the first connecting rod extends towards the direction close to the bottom wall edge of the storage bin at the periphery of the blanking hole;

one end of the second connecting rod is hinged with the extending end of the first connecting rod, and the other end of the second connecting rod extends towards the direction of the driving box;

and one end of the swing rod is connected with the power output end of the transmission assembly, and the other end of the swing rod extends upwards and is hinged with the extending end of the second connecting rod.

3. The blanking mechanism of claim 2 wherein one end of the first link has a first splined bore and the extended end of the axle has a first splined structure, the first splined bore being in socket engagement with the first splined structure.

4. The blanking mechanism of claim 2 wherein the first link is an arcuate bar having a middle portion bent away from the blanking aperture.

5. The blanking mechanism of claim 1 wherein said drive assembly comprises:

The sliding frame is sleeved on the driving shaft and is in sliding connection with the inner wall of the driving box along the radial direction of the driving shaft; a first rack and a second rack are respectively arranged on the two inner frame walls of the sliding frame, a third rack is arranged on the outer frame wall of the sliding frame, and the first rack, the second rack and the third rack all extend along the sliding direction of the sliding frame;

the first fan wheel is sleeved on the driving shaft and is alternatively meshed with the first rack and the second rack;

the output shaft is rotatably connected in the driving box, one end of the output shaft penetrates out of the driving box along the axial direction of the driving shaft, and the penetrating end of the output shaft is connected with the extending end of the connecting arm;

the second impeller is sleeved on the output shaft and meshed with the third rack.

6. The blanking mechanism of claim 5, wherein the sliding frame is provided with a sliding hole extending along the axial direction of the first rack, a sliding rod is slidably inserted in the sliding hole, and two ends of the sliding rod respectively extend out of the sliding hole and are respectively fixedly connected with the inner wall of the driving box.

7. The blanking mechanism of claim 5 wherein the through end of the output shaft is provided with a second spline structure, the extending end of the connecting arm is provided with a second spline hole, and the second spline structure is inserted into the second spline hole.

8. The blanking mechanism as claimed in any one of claims 1 to 7, wherein a plurality of poking teeth are provided at intervals on the circumferential wall of the poking wheel, and the poking teeth are used for poking fertilizer towards the blanking hole when the poking wheel rotates back and forth.

9. A fertilizer applicator comprising a fertilizer applicator body and a blanking mechanism according to any one of claims 1 to 8.

10. The fertilizer distributor of claim 9, wherein the fertilizer distributor body is provided with two storage bins with the top portions communicated with each other, and the bottom of each storage bin is provided with the blanking mechanism.