CN219823554U - Lifting device for maintenance of small agricultural machinery - Google Patents

Abstract

The utility model discloses a lifting device for maintenance of a small-sized agricultural machine, which relates to the technical field of maintenance of small-sized agricultural machines and comprises a shell, wherein one side of an inner cavity of the shell is provided with a mounting cavity, the other side of the inner cavity of the shell is provided with a water storage cavity, and the inner cavity of the mounting cavity is provided with a lifting assembly. When the small-sized agricultural machine is lifted, the small-sized agricultural machine is placed at the top of the lifting plate, the driving bevel gear is driven to rotate by the power output of the servo motor, the driving bevel gear drives the transmission screw rod to rotate through meshed connection with the driven bevel gear, and the transmission screw rod is connected with the screw thread column through the screw thread to drive the screw thread column to lift the lifting plate, so that the small-sized agricultural machine at the top of the lifting plate can be lifted, maintenance personnel can operate the agricultural machine only by standing on the ground, and the condition that the lifting operation of the small-sized agricultural machine is not achieved due to the fact that the working personnel need to climb the lifting platform to operate is avoided.

Description

Lifting device for maintenance of small agricultural machinery

Technical Field

The utility model relates to the technical field of maintenance of small agricultural machinery, in particular to a lifting device for maintenance of the small agricultural machinery.

Background

Agricultural machinery refers to various machines used in the crop planting industry and animal husbandry production processes, and in the preliminary processing and handling of agricultural and animal products, including agricultural power machines, farm construction machines, soil cultivation machines, planting and fertilizing machines, plant protection machines, farm irrigation and drainage machines, crop harvesting machines, agricultural product processing machines, animal husbandry machines, agricultural transportation machines, and the like;

at present, small-size agricultural machinery takes up a certain place in agricultural production by virtue of the advantages of small size, flexible use and the like, and the small-size agricultural machinery can have problems of faults and the like in the long-time use process, so that maintenance is needed, but in the prior art, no lifting equipment for the small-size agricultural machinery can be completely replaced by using tools such as a jack and the like, so that workers can conveniently operate, the lifting equipment is limited in height in the use process, the workers are required to bend down to squat on the ground to be overhauled, the stability of the lifting jack cannot be guaranteed when the bottom of the agricultural machinery is lifted, the agricultural machinery is easy to topple over, and safety accidents and the like are generated.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a lifting device for maintenance of a small-sized agricultural machine.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the lifting device for maintenance of the small agricultural machinery comprises a shell, wherein one side of an inner cavity of the shell is provided with an installation cavity, the other side of the inner cavity of the shell is provided with a water storage cavity, and the inner cavity of the installation cavity is provided with a lifting assembly;

the lifting assembly comprises a lifting plate arranged at the top of a shell, a transmission screw rod is rotatably arranged at the periphery of the bottom of an inner cavity of a mounting cavity through a bearing, four transmission screw rods are connected with threaded columns in a threaded manner on the surface of the transmission screw rod, the top ends of the threaded columns penetrate through the shell and extend to the top of the shell, one end of each threaded column located at the top of the shell is fixedly connected with the bottom of the lifting plate, a driven bevel gear is arranged at the bottom of the surface of the transmission screw rod, a servo motor is arranged at the bottom of one side of the shell, the output end of the servo motor penetrates through the shell and extends to the inner cavity of the mounting cavity, a driving bevel gear is fixedly arranged at the output end of the servo motor and is in meshed connection with the driven bevel gear, and a stabilizing assembly is arranged at one side of the top of the shell.

The belt pulleys are sleeved at the bottoms of the surfaces of the four transmission screw rods, the surfaces of the four belt pulleys are wound with the transmission belts, and the four belt pulleys are in transmission connection through the transmission belts.

Above-mentioned, stable subassembly includes four fixed mounting in the guide rail of lifting plate and the adjacent one side of casing, wherein, every two the equal slidable mounting in surface of guide rail has two slides, and four install through the pivot rotation between the slide and cut the fork arm, two slide top threaded connection that are located the casing top have two-way lead screw, the one end fixed mounting of two-way lead screw has first linkage bevel gear.

Above-mentioned, install the montant through the bearing rotation in the bottom of installation cavity inner chamber, the top of montant runs through the casing and extends to the top of casing, the second linkage bevel gear is all installed with the bottom on montant surface, one second linkage bevel gear is connected with first linkage bevel gear meshing, the bottom of installation cavity inner chamber is provided with the horizontal pole, the both ends of horizontal pole all fixed mounting has third linkage bevel gear, one third linkage bevel gear with another second linkage bevel gear meshing is connected, another third linkage bevel gear is connected with driven bevel gear meshing.

Above-mentioned, the water pump is installed to one side of water storage chamber inner chamber bottom, the play water end intercommunication of water pump has the connecting tube, the one end that the water pump goes out the water end is kept away from to the connecting tube runs through the casing and extends to the outside of casing, the one end intercommunication that the connecting tube is located the casing outside has the washing spray gun.

Above-mentioned, one side fixed mounting of casing has the support of placing, the surface looks joint of support of placing and washing spray gun.

The beneficial effects are that:

compared with the prior art, the lifting device for maintenance of the small agricultural machinery has the following beneficial effects:

1. when the small-sized agricultural machine is lifted, the small-sized agricultural machine is placed at the top of the lifting plate, the driving bevel gear is driven to rotate by the power output of the servo motor, the driving bevel gear drives the transmission screw rod to rotate through meshed connection with the driven bevel gear, the transmission screw rod is driven to lift the threaded column through threaded connection of the transmission screw rod and the threaded column, and the lifting plate is lifted, so that the small-sized agricultural machine at the top of the lifting plate can be lifted, the traditional lifting of the small-sized agricultural machine by using the jack is changed, the stability of the small-sized agricultural machine cannot be ensured when the bottom of the agricultural machine is lifted, and the condition that the agricultural machine is inclined easily occurs is avoided.

2. According to the utility model, when the lifting assembly lifts the agricultural machinery, the driven bevel gear synchronously drives one third linkage bevel gear and the cross bar at the other side to rotate, the cross bar synchronously drives the other third linkage bevel gear to rotate while rotating, the two second linkage bevel gears and the vertical rod are driven to rotate through the meshing connection of the third linkage bevel gear and the second linkage bevel gear, the second linkage bevel gear positioned at the top of the vertical rod drives the first linkage bevel gear and the bidirectional screw rod to rotate while rotating, and synchronously drives the two sliding seats to move inwards to jack the lifting plate, so that the lifting plate can be jacked by the threaded column to be matched with the threaded column, and the stability of the lifting plate when lifting the small agricultural machinery is improved.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a lifting assembly according to the present utility model;

fig. 4 is a schematic structural view of a stabilizing assembly according to the present utility model.

In the figure: 1. a housing; 2. a mounting cavity; 3. a water storage chamber; 4. a lifting assembly; 41. a lifting plate; 42. a transmission screw rod; 43. a threaded column; 44. a driven bevel gear; 45. a servo motor; 46. a belt pulley; 47. a drive belt; 5. a stabilizing assembly; 51. a guide rail; 52. a slide; 53. a scissors fork rod; 54. a two-way screw rod; 55. a first linked bevel gear; 56. a vertical rod; 57. a second bevel gear assembly; 58. a cross bar; 59. a third bevel gear; 6. a water pump; 7. a connecting pipe; 8. cleaning the spray gun; 9. and placing a bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-4, the present utility model provides a technical solution: the lifting device for maintenance of the small agricultural machinery comprises a shell 1, wherein one side of the inner cavity of the shell 1 is provided with a mounting cavity 2, the other side of the inner cavity of the shell 1 is provided with a water storage cavity 3, and the inner cavity of the mounting cavity 2 is provided with a lifting component 4; the lifting assembly 4 comprises a lifting plate 41 arranged at the top of the shell 1, transmission screw rods 42 are rotatably arranged around the bottom of the inner cavity of the installation cavity 2 through bearings, the surfaces of the four transmission screw rods 42 are in threaded connection with threaded columns 43, the top ends of the four threaded columns 43 penetrate through the shell 1 and extend to the top of the shell 1, one end of each threaded column 43 positioned at the top of the shell 1 is fixedly connected with the bottom of the lifting plate 41, a driven bevel gear 44 is arranged at the bottom of the surface of one transmission screw rod 42, a servo motor 45 is arranged at the bottom of one side of the shell 1, the output end of the servo motor 45 penetrates through the shell 1 and extends to the inner cavity of the installation cavity 2, a driving bevel gear is fixedly arranged at the output end of the servo motor 45, and the driving bevel gear is in meshed connection with the driven bevel gear 44, and the stabilizing assembly 5 is arranged at one side of the top of the shell 1; the bottoms of the surfaces of the four transmission screw rods 42 are respectively sleeved with a belt pulley 46, the surfaces of the four belt pulleys 46 are respectively wound with a transmission belt 47, and the four belt pulleys 46 are in transmission connection through the transmission belts 47;

by utilizing the integral structure of the device, a small agricultural machine is placed at the top of the lifting plate 41, the driving bevel gear is driven to rotate by utilizing the power output of the servo motor 45, the driving bevel gear drives one transmission screw rod 42 to rotate by being meshed with the driven bevel gear 44, the belt pulley 46 on the surface of the driving bevel gear is driven to rotate while the transmission screw rod 42 rotates, the belt pulley 46 drives the other three belt pulleys 46 to synchronously rotate with the transmission screw rod 42 by being in transmission connection with the transmission belt 47, the threaded column 43 is driven to lift through the threaded connection of the transmission screw rod 42 and the threaded column 43, the lifting plate 41 is lifted, the driven bevel gear 44 synchronously drives one third transmission bevel gear 59 and the cross rod 58 on the other side to rotate while rotating, the cross rod 58 synchronously drives the other third transmission bevel gear 59 to rotate while rotating, the second transmission bevel gear 57 and the vertical rod 56 are driven to synchronously rotate by being meshed with the third transmission bevel gear 59, the second transmission bevel gear 57 positioned at the top of the vertical rod 56 drives the first transmission bevel gear 55 and the first transmission bevel gear 55 to synchronously rotate while rotating with the second transmission bevel gear 57, and the second transmission bevel gear 57 synchronously drives the two transmission bevel gears positioned at the top of the vertical rod 56 to lift inwards and the two transmission bevel gears to move inwards to the lifting plate 43 and synchronously lift.

As shown in fig. 1 to 4, the stabilizing assembly 5 comprises four guide rails 51 fixedly installed on one side of the lifting plate 41 adjacent to the housing 1, wherein two sliding seats 52 are slidably installed on the surfaces of each two guide rails 51, a fork rod 53 is rotatably installed between the four sliding seats 52 through a rotating shaft, a bidirectional screw rod 54 is in threaded connection with the tops of the two sliding seats 52 positioned at the top of the housing 1, and a first linkage bevel gear 55 is fixedly installed at one end of the bidirectional screw rod 54; the bottom of the inner cavity of the installation cavity 2 is rotatably provided with a vertical rod 56 through a bearing, the top end of the vertical rod 56 penetrates through the shell 1 and extends to the top of the shell 1, the top and the bottom of the surface of the vertical rod 56 are respectively provided with a second linkage bevel gear 57, one second linkage bevel gear 57 is in meshed connection with the first linkage bevel gear 55, the bottom of the inner cavity of the installation cavity 2 is provided with a cross rod 58, both ends of the cross rod 58 are fixedly provided with a third linkage bevel gear 59, one third linkage bevel gear 59 is in meshed connection with the other second linkage bevel gear 57, and the other third linkage bevel gear 59 is in meshed connection with the driven bevel gear 44;

while lifting the agricultural machinery through the lifting assembly 4, the driven bevel gear 44 synchronously drives one third linkage bevel gear 59 and the cross bar 58 at the other side to rotate while rotating, the cross bar 58 synchronously drives the other third linkage bevel gear 59 to rotate while rotating, the meshing connection of the third linkage bevel gear 59 and the second linkage bevel gear 57 drives the two second linkage bevel gears 57 and the vertical rod 56 to rotate, the second linkage bevel gear 57 positioned at the top of the vertical rod 56 drives the first linkage bevel gear 55 and the bidirectional screw rod 54 to rotate while rotating, and synchronously drives the two sliding seats 52 to move inwards to lift the lifting plate 41 in cooperation with the threaded column 43, so that the purpose of lifting the small agricultural machinery is achieved.

As shown in fig. 1-2, a water pump 6 is arranged at one side of the bottom of the inner cavity of the water storage cavity 3, the water outlet end of the water pump 6 is communicated with a connecting pipe 7, one end of the connecting pipe 7, which is far away from the water outlet end of the water pump 6, penetrates through the shell 1 and extends to the outside of the shell 1, and one end of the connecting pipe 7, which is positioned outside the shell 1, is communicated with a cleaning spray gun 8; a placing bracket 9 is fixedly arranged on one side of the shell 1, and one side of the placing bracket 9 is clamped with the surface of the cleaning spray gun 8;

when maintenance personnel maintain the small-sized agricultural machinery, the water pump 6 can be opened to absorb water in the water storage cavity 3 and convey the water into the inner cavity of the connecting pipe 7, and the parts to be cleaned are flushed through the cleaning spray gun 8, so that the condition that the maintenance is influenced due to more greasy dirt on the surface of the agricultural machinery is avoided.

Working principle: when the small-sized agricultural machine is lifted, the small-sized agricultural machine is placed on the top of the lifting plate 41, the driving bevel gear is driven to rotate by the power output of the servo motor 45, the driving bevel gear drives one transmission screw rod 42 to rotate through meshed connection with the driven bevel gear 44, the belt pulley 46 on the surface of the driving bevel gear is driven to rotate while the transmission screw rod 42 rotates, the belt pulley 46 drives the other three belt pulleys 46 to synchronously rotate with the transmission screw rod 42 through the transmission connection of the transmission belt 47, the threaded column 43 is driven to lift through the threaded connection of the transmission screw rod 42 and the threaded column 43, the lifting plate 41 is lifted, and when the lifting assembly 4 lifts the agricultural machine, the driven bevel gear 44 synchronously drives a third transmission bevel gear 59 on the other side to rotate with the cross rod 58, the cross bar 58 synchronously drives the other third linkage bevel gear 59 to rotate while rotating, and the meshing connection of the third linkage bevel gear 59 and the second linkage bevel gear 57 drives the two second linkage bevel gears 57 and the vertical rod 56 to rotate, and the second linkage bevel gear 57 positioned at the top of the vertical rod 56 drives the first linkage bevel gear 55 and the bidirectional screw rod 54 to rotate when rotating, synchronously drives the two sliding seats 52 to move inwards, and is matched with the threaded column 43 to lift the lifting plate 41, so that the problem that the traditional lifting jack is adopted to lift the small-sized agricultural machine, the stability of the agricultural machine cannot be guaranteed when the bottom of the agricultural machine is lifted, and the condition that the agricultural machine is easy to topple is solved.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a small-size agricultural machinery maintenance is with lifting device, includes casing (1), its characterized in that: one side of the inner cavity of the shell (1) is provided with an installation cavity (2), the other side of the inner cavity of the shell (1) is provided with a water storage cavity (3), and the inner cavity of the installation cavity (2) is provided with a lifting assembly (4);

lifting assembly (4) are including setting up in lifting plate (41) at casing (1) top, install transmission lead screw (42) through the bearing rotation all around of installation cavity (2) inner chamber bottom, four the equal threaded connection in surface of transmission lead screw (42) has screw thread post (43), four the top of screw thread post (43) all runs through casing (1) and extends to the top of casing (1), the one end that screw thread post (43) are located casing (1) top and lifting plate (41) bottom fixed connection, wherein, one driven bevel gear (44) are installed to the bottom on transmission lead screw (42) surface, servo motor (45) are installed to the bottom of casing (1) one side, the output of servo motor (45) runs through casing (1) and extends to the inner chamber of installation cavity (2), the output fixed mounting of servo motor (45) has driving bevel gear, and driving bevel gear and driven bevel gear (44) meshing are connected, stabilizing assembly (5) are installed to one side at casing (1) top.

2. The lifting device for maintenance of a small agricultural machine of claim 1, wherein: the bottoms of the surfaces of the four transmission screw rods (42) are respectively sleeved with a belt pulley (46), the surfaces of the four belt pulleys (46) are respectively wound with a transmission belt (47), and the four belt pulleys (46) are in transmission connection through the transmission belts (47).

3. The lifting device for maintenance of a small agricultural machine of claim 1, wherein: the stabilizing assembly (5) comprises four guide rails (51) fixedly mounted on one side, adjacent to the shell (1), of the lifting plate (41), two sliding seats (52) are slidably mounted on the surfaces of each guide rail (51), a scissor rod (53) is rotatably mounted between the sliding seats (52) through a rotating shaft, two sliding seats (52) located at the top of the shell (1) are in threaded connection with a bidirectional screw rod (54), and one end of the bidirectional screw rod (54) is fixedly provided with a first linkage bevel gear (55).

4. A lifting device for maintenance of a small agricultural machine according to claim 3, wherein: the bottom of installation cavity (2) inner chamber is through bearing rotation installation montant (56), the top of montant (56) runs through casing (1) and extends to the top of casing (1), second linkage bevel gear (57) are all installed to the top and the bottom on montant (56) surface, wherein, one second linkage bevel gear (57) is connected with first linkage bevel gear (55) meshing, the bottom of installation cavity (2) inner chamber is provided with horizontal pole (58), the both ends of horizontal pole (58) are all fixed mounting have third linkage bevel gear (59), one third linkage bevel gear (59) with another second linkage bevel gear (57) meshing is connected, another third linkage bevel gear (59) meshing is connected with driven bevel gear (44).

5. The lifting device for maintenance of a small agricultural machine of claim 1, wherein: the water pump (6) is installed to one side of water storage chamber (3) inner chamber bottom, the play water end intercommunication of water pump (6) has connecting pipe (7), the one end that water pump (6) play water end was kept away from to connecting pipe (7) runs through casing (1) and extends to the outside of casing (1), the one end intercommunication that connecting pipe (7) are located the casing (1) outside has washing spray gun (8).

6. The lifting device for maintenance of a small agricultural machine of claim 5, wherein: one side of the shell (1) is fixedly provided with a placing bracket (9), and one side of the placing bracket (9) is clamped with the surface of the cleaning spray gun (8).