CN218377619U - Gear case shell for agricultural machinery - Google Patents

Abstract

The utility model discloses a gear box casing for agricultural machinery, which comprises a housin, casing fixed connection is on machinery, the inside inner chamber that is equipped with of casing, down fixedly connected with upper fixed plate and bottom plate in proper order from last at the top of inner chamber, the inside intermediate position of bottom plate is equipped with glass, the last sliding surface of bottom plate is connected with the guard plate, the guard plate has four, the last surface connection of guard plate has the drive assembly that can promote the guard plate and remove, relates to gear box technical field, and the advantage compared with prior art is through setting up glass, when utilizing the guard plate to pull outward, and the measurement personnel can see through glass and observe whether the inner chamber internal gear is out of order.

Description

Gear case shell for agricultural machinery

Technical Field

The utility model relates to a gear box technical field specifically is a gear box casing for agricultural machinery.

Background

The gearbox is a gearbox, is one of the most main components in a vehicle body transmission system, can change the magnitude of the running speed of a vehicle body and the magnitude of the torque on a vehicle body driving wheel in a larger range by applying the speed reduction principle of gear transmission, and is internally provided with a variable speed transmission mechanism and a variable speed control mechanism, wherein the variable speed transmission mechanism mainly has the function of changing the numerical values and the directions of the torque and the rotating speed; the main function of the operating mechanism is to control the transmission mechanism to realize the change of the transmission ratio of the speed changer, namely to realize the gear shift so as to achieve the speed change and torque change.

The gear box of the agricultural machine is more easily damaged due to the complexity of the working environment of the existing agricultural machine, however, the gear box of the existing agricultural machine such as a rice harvester and a rice transplanter has to be disassembled to check when the gear box is observed whether damaged, so that the detection workload is increased.

To this end, we propose a gearbox housing for agricultural machinery.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above and/or other problems occurring in the prior art gear box housing for agricultural machinery.

Therefore, the utility model discloses an upper surface at the guard plate sets up drive assembly, utilize the slide bar to slide at the inside arc of arc wall, the bottom of slide bar drives the carousel and rotates, the carousel rotates and to make inside inclined hole drive gag lever post slide, spacing pore pair gag lever post's limiting displacement, make the gag lever post can only be linear motion according to the direction in spacing hole, the gag lever post can be with four guard plates toward drawing outward, expose glass, observe the inside gear of inner chamber through glass, inconvenient problem during the detection gear that proposes in solving above-mentioned background art.

A gearbox shell for agricultural machinery comprises a shell, wherein the shell is fixedly connected to machinery, an inner cavity is formed in the shell, an upper fixing plate and a lower fixing plate are fixedly connected to the top of the inner cavity from top to bottom in sequence, glass is arranged in the middle of the inner part of the lower fixing plate, four protection plates are connected to the upper surface of the lower fixing plate in a sliding mode, and a transmission assembly capable of pushing the protection plates to move is connected to the upper surfaces of the protection plates;

as a preferred scheme of the gearbox shell for the agricultural machinery, the transmission assembly comprises a slide block, the upper surface of the shell is provided with a through arc-shaped groove, and a slide rod is arranged inside the arc-shaped groove;

as a preferred scheme of the gearbox shell for the agricultural machinery, the number of the slide bars and the slide blocks is two, two ends of each slide bar respectively extend to the outside and the inside of the shell, and sliding grooves are formed in the inner walls of two sides of each arc-shaped groove;

as a preferred scheme of the gearbox housing for agricultural machinery of the utility model, the slide block is positioned inside the chute and fixedly connected with the surface of the slide bar, the bottom end of the slide bar is fixedly connected with the turntable, and the turntable is internally provided with four through inclined holes;

as a preferred scheme of the gearbox shell for the agricultural machinery of the utility model, a limiting rod is arranged inside the inclined hole, the surface of the limiting rod is connected with the inner wall of the inclined hole in a sliding way, and a penetrating limiting hole is arranged inside the upper fixing plate;

as a preferred scheme of the gearbox housing for agricultural machinery of the utility model, the bottom end of the limiting rod passes through the limiting hole and extends to a position between the upper fixing plate and the lower fixing plate, and the bottom end of the limiting rod is fixedly connected with the upper surface of the protection plate;

as a preferred scheme of the gearbox shell for the agricultural machinery, through holes are formed in the upper surface of the shell, the sliding plate and the upper fixing plate, and the diameter of each through hole is the same as that of the glass;

as the utility model discloses an optimal selection scheme of gear box casing for agricultural machine, wherein the casing includes casing and lower casing, goes up the equal fixed connection fixed block in both sides of casing and lower casing, and the fixed block in casing both sides is connected with adjusting bolt down, goes up the casing and can link together through adjusting bolt with lower casing.

Compared with the prior art, the method has the advantages that:

1. by arranging the glass, when the protection plate is pulled outwards, a detector can observe whether the gear in the inner cavity has a fault through the glass;

2. through setting up drive assembly, the slide bar slides at the inside arc of arc wall, and the bottom of slide bar drives the carousel and rotates, and the carousel rotates and to make inside inclined hole drive gag lever post slide, because spacing pore on the upper fixed plate to the limiting displacement of gag lever post for the linear motion can only be according to the direction in spacing hole to the gag lever post, and the gag lever post is linear motion and drives the guard plate and be linear motion, thereby constitutes a circle with four guard plates and covers glass, thereby protects glass.

Drawings

FIG. 1 is a schematic structural view of a gearbox housing for an agricultural machine;

FIG. 2 is a top view of a gearbox housing for an agricultural machine;

FIG. 3 is a schematic view of a structure of a turntable of a gearbox housing for an agricultural machine;

FIG. 4 is a schematic view of a fixing plate on a gearbox housing for an agricultural machine;

FIG. 5 is a schematic view of a lower fixing plate of a gearbox housing for an agricultural machine;

fig. 6 is a schematic view of the positions of the fixed plate and the turntable on the gearbox shell for the agricultural machine.

In the figure: the device comprises a fixing block 11, an adjusting bolt 12, an upper shell 13, a lower shell 14, a lower fixing plate 2, an upper fixing plate 3, glass 4, a through hole 5, a protection plate 6, an arc-shaped groove 71, a sliding groove 72, a sliding rod 73, a sliding block 74, a rotating disc 75, a limiting rod 76, a limiting hole 77 and an inclined hole 78.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a gearbox shell for agricultural machinery, as shown in figure 1, figure 2, figure 3, figure 4, figure 5 and figure 6, comprising a shell fixedly connected to machinery, an inner cavity (not marked in the figure) is arranged inside the shell, the top of the inner cavity is fixedly connected with an upper fixing plate 3 and a lower fixing plate 2 from top to bottom in sequence, the middle position inside the lower fixing plate 2 is provided with glass 4, the upper surface of the lower fixing plate 2 is connected with a protection plate 6 in a sliding way, the number of the protection plates 6 is four, the upper surface of the protection plate 6 is connected with a transmission component capable of pushing the protection plate 6 to move, the inner cavity is used for placing gears of the agricultural machinery, the upper fixing plate 3 is provided with a limit hole 77 and limits a limit rod 76, the lower fixing plate 2 is used for connecting the glass 4, so as to be convenient for to the observation of the inside gear of inner chamber, glass 4 adopts transparent toughened glass 4, both increased glass 4's intensity, the staff of also being convenient for observes the inside gear of inner chamber through glass 4, guard plate 6 is the quarter circular form, when guard plate 6 is pushed inwards by drive assembly, a circle can be constituteed to four guard plates 6, and the area is greater than glass 4's area, can cover glass 4, be used for protecting glass 4, drive assembly is used for promoting the motion of guard plate 6, when using time machinery, push away guard plate 6 to glass 4 top through drive assembly, protecting glass 4, during the detection, pulling guard plate 6, be convenient for the observer to observe the condition of the inside gear of inner chamber through glass 4.

Drive assembly includes slider 74, the arc wall 71 that runs through is seted up to the upper surface of casing, the inside slide bar 73 that is equipped with of arc wall 71, slide bar 73 and slider 74 have two, slide bar 73's both ends extend to the outside and the inside of casing respectively, spout 72 has been seted up to the both sides inner wall of arc wall 71, slider 74 is located inside spout 72 and is connected with the fixed surface of slide bar 73, slide bar 73's bottom fixedly connected with carousel 75, the inclined hole 78 that runs through has been seted up to the inside of carousel 75, inclined hole 78 has four, slider 74 is used for supporting slide bar 73, arc wall 71 is used for slide bar 73 to slide and drives carousel 75 and rotates, spout 72 is used for slider 74 to slide, carousel 75 is used for having seted up inclined hole 78.

The inclined hole 78 is internally provided with a limiting rod 76, the surface of the limiting rod 76 is slidably connected with the inner wall of the inclined hole 78, a penetrating limiting hole 77 is formed in the upper fixing plate 3, the bottom end of the limiting rod 76 penetrates through the limiting hole 77 and extends to a position between the upper fixing plate 3 and the lower fixing plate 2, the bottom end of the limiting rod 76 is fixedly connected with the upper surface of the protection plate 6, the upper surface of the shell, the sliding plate and the upper fixing plate 3 are respectively provided with a penetrating through hole 5, the diameter of the through hole 5 is the same as that of the glass 4, the shell comprises an upper shell 13 and a lower shell 14, the upper shell 13 and the lower shell 14 are fixedly connected with the fixed blocks 11 on two sides of the upper shell 13 and the lower shell 14 respectively, the limiting rod 76 is used for connecting the protection plate 6 and driving the protection plate 6 to move back and forth, the limiting hole 77 is used for limiting the limiting rod 76, the limiting rod 76 is made to move back and forth, the through hole 5, a detection person can directly observe the inside of an inner cavity through the glass 4, the upper shell 13 is fixed on the lower shell 14 through the bolt, the upper shell 13 and the rotation of the arc-shaped protection plate, the slide rod 73, the limiting rod can only make the limiting rod 75 move linearly according to the straight-line of the rotary disc 3, the limiting rod 75, the limiting rod 5, the limiting plate 3, the limiting rod can make the limiting rod move, the limiting rod 75, the limiting plate 3, the limiting rod move linearly.

The working principle is as follows: when the gear needs to be observed, the sliding rod 73 is rotated firstly, the sliding rod 73 slides in an arc shape in the arc-shaped groove 71, the bottom end of the sliding rod 73 drives the rotary table 75 to rotate, the rotary table 75 rotates to enable the inner inclined holes 78 to drive the limiting rods 76 to slide, due to the limiting effect of the limiting holes 77 on the limiting rods 76 on the upper fixing plate 3, the limiting rods 76 can only do linear motion according to the directions of the limiting holes 77, the limiting rods 76 do linear motion to drive the protection plates 6 to do linear motion, the four protection plates 6 are pulled outwards to expose the glass 4, the gears in the inner cavity are observed through the glass 4, whether a fault occurs is judged, if the fault occurs, the upper shell 13 is opened through the adjusting bolt 12 for maintenance, if the fault does not occur, the sliding rod 73 is rotated, the bottom end of the sliding rod 73 drives the rotary table 75 to rotate, the rotary table 75 rotates to enable the inner inclined holes 78 to drive the limiting rods 76 to slide, due to the limiting effect of the limiting holes 77 on the limiting rods 76 on the upper fixing plate 3, the limiting rods 76 can only do linear motion according to the directions of the limiting holes 77, the limiting rods 76 can drive the limiting rods 76 to do linear motion, and the four protection plates 6 to form a circle, and accordingly, the glass 4.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (8)

1. The utility model provides a gear box casing for agricultural machinery, includes the casing, its characterized in that, casing fixed connection is mechanical, the inside inner chamber that is equipped with of casing, down fixedly connected with upper fixed plate (3) and bottom plate (2) in proper order are followed to the top of inner chamber, the inside intermediate position of bottom plate (2) is equipped with glass (4), the last sliding surface of bottom plate (2) is connected with guard plate (6), guard plate (6) have four, the last surface connection of guard plate (6) has the transmission assembly that can promote guard plate (6) and remove.

2. The gearbox housing for agricultural machinery according to claim 1, wherein the transmission assembly comprises a sliding block (74), an arc-shaped groove (71) is formed in the upper surface of the housing in a penetrating mode, and a sliding rod (73) is arranged inside the arc-shaped groove (71).

3. The gearbox housing for agricultural machinery according to claim 2, wherein the number of the sliding rod (73) and the sliding block (74) is two, two ends of the sliding rod (73) respectively extend to the outside and the inside of the housing, and sliding grooves (72) are formed in the inner walls of two sides of the arc-shaped groove (71).

4. The gearbox housing for the agricultural machinery, as recited in claim 3, wherein the sliding block (74) is located inside the sliding groove (72) and is fixedly connected with the surface of the sliding rod (73), the bottom end of the sliding rod (73) is fixedly connected with a rotating disc (75), the rotating disc (75) is internally provided with four through inclined holes (78), and the number of the inclined holes (78) is four.

5. The gearbox housing for the agricultural machinery, as recited in claim 4, wherein a limiting rod (76) is disposed inside the inclined hole (78), the surface of the limiting rod (76) is slidably connected with the inner wall of the inclined hole (78), and a through limiting hole (77) is disposed inside the upper fixing plate (3).

6. The gearbox housing for agricultural machinery according to claim 5, wherein the bottom end of the limiting rod (76) passes through the limiting hole (77) and extends to a position between the upper fixing plate (3) and the lower fixing plate (2), and the bottom end of the limiting rod (76) is fixedly connected with the upper surface of the protection plate (6).

7. The gearbox housing for agricultural machinery according to claim 6, wherein the upper surface of the housing, the sliding plate and the upper fixing plate (3) are all provided with through holes (5), and the diameter of the through holes (5) is the same as that of the glass (4).

8. The gearbox housing for the agricultural machinery, as recited in claim 1, is characterized in that the housing comprises an upper housing (13) and a lower housing (14), both sides of the upper housing (13) and the lower housing (14) are fixedly connected with fixing blocks (11), the fixing blocks (11) on both sides of the lower housing (14) are connected with adjusting bolts (12), and the upper housing (13) and the lower housing (14) can be connected together through the adjusting bolts (12).

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