CN206949331U - A kind of spraying machine propons side subtracts device - Google Patents

Abstract

The utility model discloses a kind of spraying machine propons side to subtract device, the side subtracts the both ends that device is symmetricly set on propons, subtract housing including side, while subtracting housing end face is provided with scratch resistant seedling structure, the end face of scratch resistant seedling structure is arc surface, while it is cavity to subtract enclosure interior, wheel hem retarding mechanism is provided with cavity, wheel hem retarding mechanism is gear set mechanism, gear set mechanism includes intermeshing driving gear and driven gear, driving gear is arranged at the top of cavity, and driven gear is arranged in cavity along the vertical direction.A kind of spraying machine propons side of the present utility model, which subtracts device, can realize hub reduction function, and will not produce and scrape seedling phenomenon.

Description

A kind of spraying machine propons side subtracts device

Technical field

Spraying machine technical field is the utility model is related to, subtracts device in particular to a kind of spraying machine propons side.

Background technology

Spraying machine is widely used in corn and other crop pest controls, you can sprinkling herbicide, agrochemical, makees Industry is convenient, and production efficiency is high.

It when spraying machine sprays medicament, need to forward be advanced along the space among crops, pest and disease damage is carried out to the rice shoot in field Preventing and treating.Spraying machine is to realize the functions such as braking, deceleration, subtracts device, the side of spraying machine of the prior art when its wheel is being provided with Subtract the driving gear in device and be arranged on the inner side on wheel side and close to bottom, the housing outside driving gear is towards wheel side one Side is protruded, and the housing is steel, and rigidity is strong, and hardness is high, and when spraying machine is during traveling, the housing of protrusion is easily to crops Produce scratch phenomenon.

Utility model content

The utility model is intended to solve one of above-mentioned technical problem to a certain extent.

In view of this, the utility model provides a kind of spraying machine propons side and subtracts device, and the side, which subtracts device, can realize wheel hub Deceleration, and will not produce and scrape seedling phenomenon.

In order to solve the above technical problems, the utility model, which provides a kind of spraying machine propons side, subtracts device, the side subtracts device pair The both ends for being arranged on propons, including side are claimed to subtract housing, the side subtracts housing end face and is provided with scratch resistant seedling structure, the scratch resistant seedling structure End face be arc surface, it is cavity that the side, which subtracts enclosure interior, and wheel hem retarding mechanism, the hub reduction are provided with the cavity Mechanism is gear set mechanism, and the gear set mechanism includes intermeshing driving gear and driven gear, the driving gear The top of the cavity is arranged at, the driven gear is arranged in the cavity along the vertical direction.

Further, the gear set mechanism is bevel gear set.

Further, the arc surface subtracts housing side indent towards the side.

Further, the utility model also includes spline housing, and the spline housing has shaft end, and the shaft end outer ring passes through spline It is connected in the centre bore of the driven gear, when the driven gear rotates, the spline housing follows the driven gear Rotate.

Further, the shaft end outer ring is arranged with rolling bearing, and the rolling bearing is arranged on the driven gear sidepiece, Corresponding to the position of the rolling bearing, the side subtracts housing and is provided with the groove for installing the rolling bearing, the spline housing It can be relatively rotated between subtracting housing with the side.

Further, finite place piece is fixed in the end of the shaft end, and the locating part is resisted against the end of the rolling bearing.

Further, the number of teeth of the driving gear is less than the number of teeth of the driven gear.

Further, the back of the driving gear subtracts housing into rotation with the side by rolling bearing and is connected.

Further, corresponding to the driving gear centre bore position, the side subtracts housing and offers notch part.

Further, the side subtracts that housing subtracts housing including the left side and the right subtracts housing, and the left side subtracts housing and the right side It is detachably connected while subtracting housing.

It is of the present utility model to have technical effect that：Device is subtracted according to a kind of spraying machine propons side of the present utility model, the dress Put by take turns while driving gear from while subtract the bottom of device and move to the top that side subtracts device, do not influence the normal fortune of reducing gear OK, while side subtracts the inner surface of housing and makes arc surface into, and original projection is eliminated, prevents raised scratch seedling；It is in addition, main The rotary shaft of installation has also moved to the top that side subtracts device in moving gear, prevents from damaging seedling when rotary shaft from rotating, so as to thoroughly Solve the problems, such as that spraying machine scrapes seedling.

Brief description of the drawings

Fig. 1 is the structural representation for subtracting device according to a kind of spraying machine propons side of the utility model one embodiment.

Wherein：1- sides subtract housing；2- arc surfaces；3- cavitys；4- gear set mechanisms；5- spline housings；6- rolling bearings；11- The left side subtracts housing；Subtract housing on the right of 12-；13- notch parts；41- driving gears；42- driven gears；51- splines.

Embodiment

The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art The utility model can be better understood from and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.

As shown in figure 1, the utility model, which provides a kind of spraying machine propons side, subtracts device, the side subtracts before device is symmetricly set on The both ends of bridge, including side subtract housing 1, while subtracting the end face of housing 1 is provided with scratch resistant seedling structure, the end face of scratch resistant seedling structure is arc surface 2, While it be cavity 3 to subtract the inside of housing 1, cavity 3 is interior to be provided with wheel hem retarding mechanism, and wheel hem retarding mechanism is gear set mechanism 4, gear train Mechanism 4 includes intermeshing driving gear 41 and driven gear 42, and driving gear 41 is arranged at the top of cavity 3, driven tooth Wheel 42 is arranged in cavity 3 along the vertical direction.

Device is subtracted according to a kind of spraying machine propons side of the present utility model, the device by take turns while driving gear 41 from while subtract The bottom of device moves to the top that side subtracts device, does not influence the normal operation of reducing gear, while side subtracts the inner side of housing 1 and made into Arc surface 2, original side is subtracted into the raised of the inner side of housing 1 and eliminated, so as to prevent raised scratch seedling；In addition, driving gear 41 Move to the top that side subtracts device so that the rotary shaft of its internal installation has also moved to the top that side subtracts device, prevents rotary shaft from turning Seedling is damaged when dynamic, so as to thoroughly solve the problems, such as that spraying machine scrapes seedling.

Gear set mechanism 4 is bevel gear set, and bevel gear set is used to transmit motion and the power between concurrent aces, and it is driven flat Surely, bearing capacity is higher, and because spraying machine is heavier, using Bevel Gear Transmission, its bearing capacity is preferable, improves the use of spraying machine Life-span.

According to a most preferred embodiment of the present utility model, arc surface 2 subtracts the side indent of housing 1 towards side, works as spraying machine Advancing during spray, wheel is advanced forward, and the inner side of wheel is the arc surface 2 of indent, will not cause scratch to seedling, from And the normal growth of seedling is protected, reduce the economic loss of crops.

According to a specific embodiment of the present utility model, the number of teeth of driving gear 41 is less than the number of teeth of driven gear 42, Ensure that the speed that driven gear 42 rotates is less than driving gear 41, driven gear 42 is with motor car wheel traveling, itself and wheel velocity phase Together, so as to realizing the deceleration of wheel.

As shown in figure 1, the utility model also includes spline housing 5, spline housing 5 has shaft end, and shaft end outer ring is connected by spline It is connected in the centre bore of driven gear 42, when driven gear 42 rotates, spline housing 5 follows driven gear 42 to rotate.Driven tooth The middle part of wheel 42 is installed with spline housing 5, and spline housing 5 is connected with driven gear 42 by spline 51, when driven gear 42 rotates, flower Key set 5 follows driven gear 42 to rotate, and spline housing 5 is used to support driven gear 42, and driven gear 42 is arranged on by spline housing 5 While subtracting in housing 1, when driven gear 42 rotates, spline housing 5 follows driven gear 42 to rotate, while it is motionless to subtract housing 1, spline housing 5 subtract housing 1 with side relatively rotates.

According to a most preferred embodiment of the present utility model, shaft end outer ring is arranged with rolling bearing 6, and rolling bearing 6 is installed In the sidepiece of driven gear 42, corresponding to the position of rolling bearing 6, while subtracting the groove that housing 1 is provided with installation rolling bearing 6, spend Key set 5 and side can relatively rotate between subtracting housing 1, and rolling bearing 6 is used to support spline housing 5, and realizes spline housing 5 and side Subtract the relative rotation between housing 1, while reduce spline housing 5 and side subtracts friction between housing 1, reduce the rotation of spline housing 5 Resistance, spline housing 5 is set smoothly to rotate.

According to a specific embodiment of the present utility model, finite place piece is fixed in the end of shaft end, and locating part is resisted against flower Key covers the end for the rolling bearing 6 that 5 ends are arranged, and locating part can prevent spline housing 5 from, relative to the play of driven gear 42, making this reality With new structure is compact, safe and reasonable.

It is rotatablely connected as shown in figure 1, the back of driving gear 41 subtracts housing 1 by rolling bearing 6 with side, rolling bearing 6 For supporting driving gear 41, realize driving gear 41 and side subtracts relative rotation between housing 1, while reduce driving gear 41 Subtract the friction between housing 1 with side, reduce the rotary resistance of driving gear 41, driving gear 41 is smoothly rotated.

As shown in figure 1, the position of the centre bore corresponding to driving gear 41, while subtracting housing 1 offers notch part 13, actively It is used to rotary shaft be installed in the centre bore of gear 41, rotary shaft penetrates side and subtracted in the notch part 13 that housing 1 is provided with, and rotary shaft can be Rotated in notch part 13, and drive driving gear 41 to rotate, its is simple and reasonable for structure.

As shown in figure 1, side subtracts, housing 1 subtracts housing 11 including the left side and the right subtracts housing 12, and the left side subtracts housing 11 and the right Subtract housing 12 to be detachably connected, when the side that needs repairing subtracts device, the left side can be subtracted to housing 11 and subtract housing 12 with the right Separate, so as to facilitate the parts that opposite side subtracts inside device to be checked, safeguarded or repaired.

According to a most preferred embodiment of the present utility model, spline housing 5 and the left side subtract housing 11 and the right subtract housing 12 it Between be equipped with rolling bearing 6.

According to a most preferred embodiment of the present utility model, the left end of spline housing 5 passes through the spacing rolling in its left end of convex shoulder The end of dynamic bearing 6；The right-hand member of spline housing 5 is fixed spacing in the end of rolling bearing 6 of its right-hand member by bolt and limiting plate.

It is as follows according to the running situation that a kind of spraying machine propons side of the present utility model subtracts device：

Driving gear 41 drives its rotation by rotary shaft, when driving gear 41 rotates, drives driven gear 42 to rotate, from Moving gear 42 drives spline housing 5 to rotate；

Transmission between driving gear 41 and driven gear 42 realizes that the deceleration of spraying machine is advanced.

Embodiment described above is only the preferred embodiment to absolutely prove the utility model and being lifted, the utility model Protection domain not limited to this.The equivalent substitute or change that those skilled in the art are made on the basis of the utility model Change, within the scope of protection of the utility model.The scope of protection of the utility model is defined by claims.

Claims (10)

1. a kind of spraying machine propons side subtracts device, the side subtracts the both ends that device is symmetricly set on propons, it is characterised in that including side Subtract housing, the side subtracts housing end face and is provided with scratch resistant seedling structure, and the end face of the scratch resistant seedling structure is arc surface, and the side subtracts shell Internal portion be cavity, and the cavity is interior to be provided with wheel hem retarding mechanism, and the wheel hem retarding mechanism is gear set mechanism, the gear Group mechanism includes intermeshing driving gear and driven gear, and the driving gear is arranged at the top of the cavity, described Driven gear is arranged in the cavity along the vertical direction.

2. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that the gear set mechanism is cone Gear train.

3. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that the arc surface is described in While subtract housing side indent.

4. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that described also including spline housing Spline housing has shaft end, and the shaft end outer ring is connected to by spline in the centre bore of the driven gear, when the driven tooth When wheel rotates, the spline housing follows the driven gear to rotate.

5. a kind of spraying machine propons side according to claim 4 subtracts device, it is characterised in that the shaft end outer ring is arranged with Rolling bearing, the rolling bearing are arranged on the driven gear sidepiece, and corresponding to the position of the rolling bearing, the side subtracts Housing is provided with the groove for installing the rolling bearing, and the spline housing and the side can relatively rotate between subtracting housing.

6. a kind of spraying machine propons side according to claim 5 subtracts device, it is characterised in that the end of the shaft end is fixed Finite place piece, the locating part are resisted against the end of the rolling bearing.

7. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that the number of teeth of the driving gear Less than the number of teeth of the driven gear.

8. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that the back of the driving gear Subtract housing into rotation with the side by rolling bearing to be connected.

9. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that corresponding to the driving gear Centre bore position, the side subtracts housing and offers notch part.

10. a kind of spraying machine propons side according to claim 1 subtracts device, it is characterised in that the side, which subtracts housing, to be included The left side subtracts housing and the right subtracts housing, and the left side subtracts housing and described the right subtracts housing and is detachably connected.