CN103703919B - A kind of vehicular lawn maintenance machine - Google Patents

Abstract

The invention discloses a kind of vehicular lawn maintenance machine, comprise vehicle frame, motor, the front-wheel being arranged on bottom of frame and trailing wheel, this lawn maintenance machine also comprises weeder and the installing plate for being connected with big machinery, installing plate is cemented on vehicle frame, weeder is arranged on the bottom of frame of front, weeder is driven by described motor, and the distance between front-wheel and vehicle frame is adjustable.For pruning around reservoir, the weeds at river and channel place, can the place of the artificial not easily operation such as both sides inside and outside the very large dykes and dams both sides of the gradient, highly very large dam crest and river course, carry out do mechanization operation, improve the reliability of lawn maintenance, reduce maintenance cost, avoid weedy, affect the stability and safety of the smooth and easy of flood discharge and dykes and dams.

Description

A kind of vehicular lawn maintenance machine

Technical field

The present invention relates to a kind of lawn care apparatus, be specifically related to one and be arranged on big machinery, especially the vehicular lawn maintenance machine on excavator, is mainly used in that physical features is higher, in the large area lawn maintenance of gradient river and channel that is comparatively large, that manually not easily arrive, reservoir periphery.

Background technology

Construction along with project of South-to-North water diversion and the protection requirement to water quality, at turf plant extensive around canal or reservoir, can prevent erosion on the one hand, and protection embankment, reduces the pollution of water; Can beautify the environment on the other hand, purify air.This shows the importance on lawn; But the effect that mixed and disorderly lawn not only can not be played the solid soil of bank protection, be prevented erosion, easily grows insect etc. on the contrary, damages the stability of dykes and dams, cause potential safety hazard.Therefore need the pruning that the weeds near to reservoir periphery, river and channel are regular, make it give full play to its effect.

Fig. 8, Fig. 9 give the situation of the weeding control effect around reservoir, river and channel, and as can be seen from the figure, weeds mainly concentrate on the interior place do not reached along water level of dam crest ramp and reservoir, and higher than the place of water level inside the dykes and dams in river course and river course.Weedyly not only easily growing insect, have a strong impact on the security performance of dykes and dams, and can have a strong impact on water quality, hinder flood discharge, will have a strong impact on the stability and safety of reservoir, is exactly weedyly will have a strong impact on the attractive in appearance of reservoir in addition.But the dykes and dams gradient of reservoir periphery is very large, dam crest is very high, also has the weeds etc. of internal side of dyke or dam to be not easy to the application of common lawn clipping device, and artificial pruning will expend huge manpower and materials, and can not ensure to prune quality; River course surrounding terrain more complicated, weeds inside river course will have a strong impact on the current in river course, and be easy to cause river channel sedimentation, if processed not in time, easily cause river channel sedimentation, many-sided undesirable element such as cause that flood discharge is obstructed, but river course is with a varied topography, artificial pruning will increase difficulty, and the weeds not easy-clear inside river course.Therefore, the weeds carrying out reservoir periphery, river and channel etc. in the urgent need to a kind of new lawn care apparatus are pruned, to ensure the normal function of the normal flood discharge of reservoir and river course and water storage etc.

There is multiple lawn mower at present, as hand-push type, self-propelled etc., but widely used hand-push lawn-trimming machine mainly acts on smooth ground, when the gradient strengthens, has a strong impact on the efficiency of operation, adds the difficulty of lawn maintenance; Self-propelled is mainly used in the high-grade turf-mown such as golf course, and its cost is very high, is not suitable for the lawn maintenance of irrigation canals and ditches river course, reservoir periphery etc.Therefore, develop this easy to use, cost performance is high, and the lawn maintenance facility with excellent operability are of great significance.

Summary of the invention

The object of the invention is to, a kind of vehicular lawn maintenance machine be arranged on big machinery is provided, for pruning around reservoir, the weeds at river and channel place, can the place of the artificial not easily operation such as both sides inside and outside the very large dykes and dams both sides of the gradient, highly very large dam crest and river course, carry out do mechanization operation, improve the reliability of lawn maintenance, reduce maintenance cost, avoid weedy, affect the stability and safety of the smooth and easy of flood discharge and dykes and dams.

In order to realize above-mentioned task, the present invention adopts following technical solution:

A kind of vehicular lawn maintenance machine, comprise vehicle frame, motor, the front-wheel being arranged on bottom of frame and trailing wheel, trailing wheel arranges a pair, be arranged on bottom of frame by hind axle, it is characterized in that, this lawn maintenance machine also comprises weeder and the installing plate for being connected with big machinery, installing plate is cemented on vehicle frame, weeder is arranged on the bottom of frame of front, and weeder is driven by motor, and the distance between front-wheel and vehicle frame is adjustable;

Vehicle frame comprises the longeron of pair of parallel setting, is connected between longeron by multiple crossbeam be arranged in parallel; Weeder comprises cutterhead, and cutterhead is arranged on bottom the longeron of front, with longeron consolidation; The width of cutterhead is greater than the distance between trailing wheel, and the distance between the leading section of cutterhead and hind axle is greater than the distance between longeron leading section and hind axle; Bottom cutterhead, blade is installed.

Further, described vehicle frame comprises the longeron of pair of parallel setting, connected by multiple crossbeam be arranged in parallel between longeron, described trailing wheel is symmetricly set on the both sides of longeron rear end, longeron rear end bottom symmetrical offers installation groove, hind axle is cemented in be installed in groove, and trailing wheel is arranged on the end of hind axle; Described front-wheel is arranged on the bottom of the forward end position of longeron, and be cemented on π shape support by front axle, cradle top is connected with the longitudinal axis, and the longitudinal axis is connected with a crossbeam by adjusting bolt.

Further, described cutterhead offers three axis holes, it is the isosceles triangle at obtuse angle that the line of three axis holes forms drift angle, and the base of this isosceles triangle is parallel with crossbeam; Each axis hole is all coaxially consolidated with the internal diameter sleeve identical with axis hole, the sleeve being arranged in drift angle place is equipped with driving shaft, the sleeve being arranged in base angle place is equipped with driven shaft, the upper end of driving shaft and driven shaft is all positioned at the top of sleeve, and the lower end part of driving shaft and driven shaft is below cutterhead and be all provided with blade; Described motor is connected with driving shaft upper end by shaft coupling, and driving shaft is provided with two drive sprockets, and the upper end of two driven shafts is all provided with driven sprocket, is connected between driven sprocket with drive sprocket by driving chain.

Further, described blade adopts bar blade, and the middle part of blade is cemented in the bottom of driving shaft and driven shaft, and the waist of the isosceles triangle that the line that the length of blade is not more than three axis holes is formed is long.

Further, be evenly provided with tooth harrow at the edge of cutterhead front end, cutterhead back edge is provided with protective cover, is greater than the distance of blade and cutterhead bottom surface bottom protective cover, tooth harrow with the distance of cutterhead bottom surface

Further, described motor adopts hydraulic motor, and described big machinery adopts excavator, and hydraulic motor is connected with the hydraulic cylinder of excavator by hydraulic tube.

Further, described installing plate is H-shaped, and the bottom of installing plate is cemented on the longeron above trailing wheel, the upper end of installing plate and the forearm consolidation of excavator.

A kind of vehicular lawn maintenance machine of the present invention, by being installed in the large arm of excavator, can carrying out the pruning of dam along upper weeds of heavy grade around reservoir, can carry out lawn maintenance again to eminence dam crest; Outside river and channel and inner side is pruned higher than the weeds of water level part, smooth and easy, the quality of water quality and the stability and safety etc. of dykes and dams of current can either be ensured like this, and can use cost be reduced when carrying out lawn maintenance, reduce artificial working strength, ensure the personal safety etc. of workman.It has the following advantages:

1) the present invention can carry out the weeds pruning in the place that the workman such as heavy grade, large height not easily arrives, and improves the personal safety of workman.

2) be easy to regulate, convenient operation, according to the terrain clearance of the pruning demand adjustable blade of reality, can meet the high demand of different stubbles.

3) installation process is convenient, and when carrying out operation, only needing excavator bucket to remove, changing this lawn maintenance machine, its connected mode is by pinned connection, fast convenient.

4) with low cost, operating efficiency is high, and the present invention adopts simple Chain conveyer, can realize power transmission, meets the required rotation speed requirements that cuts the grass on a lawn.

5) integrated level is high, and the present invention adopts modularized processing mode in the design process, is processed respectively in chassis and equipment, is connected fast by bolt, has very strong flexibility.

Accompanying drawing explanation

Fig. 1 is front view of the present invention;

Fig. 2 is vertical view of the present invention;

Fig. 3 is the front view of cutterhead part;

Fig. 4 is the upward view of cutterhead part;

Fig. 5 is the structure chart of frame section;

Fig. 6 is the schematic diagram that the present invention installs on board a dredger;

Fig. 7 is the structural representation of front-wheel part;

The weeding control effect figure of Fig. 8 reservoir periphery;

Fig. 9 is the weeding control effect figure of irrigation canals and ditches both sides;

Figure 10 is the operating diagram of this device;

Label in accompanying drawing represents respectively: 1-trailing wheel, 2-longeron, 3-installing plate, 4-hind axle, 5-front-wheel, 6-front axle, 7-π shape support, 8-longitudinal axis, 9-driven shaft, 10-sleeve, 11-driven sprocket, 12-driving chain, 13-drive sprocket, 14-shaft coupling, 15-motor, 16-axis hole, 17-tooth harrow, 18-adjusting bolt, 19-cutterhead, 20-blade, 21-crossbeam, 22-groove is installed, 23-holding tank, 24-protective cover, 25-excavator;

Embodiment

Below in conjunction with drawings and Examples, the present invention is described in further details.

In prior art, lawn care apparatus mainly contains hand-push type, self-propelled, all needs manual operation, be applicable to smooth, the gradient is little etc. is suitable for manually-operated lawn maintenance location.But the gradient more greatly, is manually difficult to the location arrived, as reservoir periphery, river and channel, manpower is pruned wastes time and energy, and has great potential safety hazard for operating personnel; Make existing weeding apparatus can not play its effect.Propose one for this present invention and can be arranged on big machinery, the lawn care apparatus especially on excavator 25, being delivered to by equipment by mechanical arm needs the location of safeguarding to carry out weeding maintenance, to solve problems of the prior art.

Defer to technique scheme, as depicted in figs. 1 and 2, a kind of vehicular lawn maintenance machine, comprises vehicle frame, motor 15, the front-wheel 5 being arranged on bottom of frame and trailing wheel 1, with the installing plate 3 for being connected with big machinery.

As shown in Figure 5, the main body of vehicle frame is made up of two longerons be parallel to each other 2, is distributed with multiple crossbeam 21 be arranged in parallel between two longerons 2; Crossbeam 21 is mainly distributed in the rear end of longeron 2, and the middle front part of longeron 2 also distributes crossbeam 21, for installing front-wheel 5.Trailing wheel 1 is arranged on the rear end of longeron 2, offers install groove 22 at the bottom symmetrical of longeron 2, and hind axle 4 passes groove and is cemented in and installs in groove 22, and the end of hind axle 4, in the both sides of two longerons 2, is provided with trailing wheel 1 in the end of hind axle 4.In the bottom of the forward end position of longeron 2, namely the middle front part of longeron 2 is provided with front-wheel 5, and front-wheel 5 is single wheel, and front-wheel 5 entirety is positioned at bottom longeron 2, and its diameter is less than trailing wheel 1; Front-wheel 5 is arranged on a π shape support 7 by front axle 6, as shown in Figure 7; Cradle top is consolidated with the longitudinal axis 8, and the longitudinal axis 8 is connected with a crossbeam 21 by adjusting bolt 18.Owing to being the mode of removably connecting between front-wheel 5 and crossbeam 21, the distance therefore between front-wheel 5 and longeron 2 can regulate; The i.e. height of vehicle frame front portion, can realize regulating by bolt.

Application weeder in the present invention comprises a cutterhead 19, and as shown in Figure 3 and Figure 4, cutterhead 19, for having certain thickness disk body, is provided with blade 20 bottom cutterhead 19; The front end of cutterhead 19 is trapezoidal or arc, leaves holding tank 23 in order to hold front axle 6 in the middle part of the rear end of cutterhead 19.Cutterhead 19 is arranged on bottom the longeron 2 in front-wheel 5 front, makes its holding tank 23 part can hold front axle 6.Cutterhead 19 is by dismountable connector and longeron 2 consolidation, and connector can be bolt, is convenient to maintenance and the replacing of cutterhead 19.The edge of cutterhead 19 front end is evenly provided with tooth harrow 17; cutterhead 19 back edge is provided with protective cover 24; protective cover 24 is the rib arranged perpendicular to blade 20 rear end bottom edge; protective cover 24 and tooth harrow 17 are greater than the distance of blade 20 and cutterhead 19 bottom surface with the distance of blade 20 bottom surface; the effect of tooth harrow 17 protects blade 20 in blade 20 rotary course; prevent the hard objects such as the stone in lawn, tree root from being damaged by blade 20, improve its service life.

The width of cutterhead 19 is greater than the distance on hind axle 4 between two trailing wheels 1, distance between cutterhead 19 leading section and hind axle 4 is greater than the distance between longeron 2 leading section and hind axle 4, such setting makes maintenance machine in traveling process, can barrier be pushed open, make trailing wheel 1 and vehicle frame can obtain the protection of cutterhead 19 and tooth harrow 17; Tooth harrow 17 and protective cover 24 should be evenly distributed on cutterhead 19 edge when mounted, its bottom position should comparatively blade 20 be low, even if come off at blade 20 like this, when rupturing and fly out, also can be blocked by tooth harrow 17 or protective cover 24, thus improve the security performance of device; After blade 20 cuts weeds, the weeds cut down can be collected by protective cover 24, and its direct of travel along maintenance machine is put, and are convenient to follow-up collection work for the treatment of.

Line cutterhead 19 offering three axis holes, 16, three axis holes 16 is the isosceles triangle at obtuse angle, and the base of this isosceles triangle is parallel with crossbeam 21, and drift angle is positioned at the front end of cutterhead 19.Each axis hole 16 is consolidated with the internal diameter sleeve identical with axis hole 16 10, the sleeve 10 being arranged in drift angle place is equipped with driving shaft, the sleeve 10 being arranged in base angle place is equipped with driven shaft 9, the upper end of driving shaft and driven shaft 9 is all positioned at the top of sleeve 10, and the lower end part of driving shaft and driven shaft 9 is below cutterhead 19 and be all provided with blade 20; Described motor 15 is connected with driving shaft upper end by shaft coupling 14, and the upper end that driving shaft is provided with two drive sprockets, 13, two driven shafts 9 is all provided with driven sprocket 11, is connected between driven sprocket 11 with drive sprocket 13 by driving chain 12.Sprocket wheel is positioned on the driven shaft 9 above sleeve 10, can make driving shaft and driven shaft 9 can not landing from sleeve 10 while rotation; Sleeve 10 mainly plays fixing and support driving shaft and driven shaft 9 effect, keeps the rotation of its vertical direction, limits the position of its axis; The drive unit of cutterhead 19 is motor 15, and motor 15 rotarily drives driving shaft and rotates, coordinating by sprocket wheel and driving chain 12 between driving shaft with driven shaft 9, and driven shaft 9 and driving shaft are rotated simultaneously, and then makes three blades 20 rotary work simultaneously.

Blade 20 is bar blade 20, and three blades 20 are identical with the distance between cutterhead 19.The side of blade 20 is sword, has efficient cutting efficiency when High Rotation Speed, and in the middle, the waist that the length of each blade 20 should be less than or equal to the isosceles triangle that three axis hole 16 lines are formed is long in the installation site of blade 20; Because this isosceles triangle is obtuse triangle, it is long that its base length is greater than waist, as long as therefore ensure that blade 20 can not touch in rotary course, it is long that the radius of turn being namely positioned at the blade 20 at drift angle place and the radius of turn sum being positioned at base angle place blade 20 are less than or equal to waist.The blade 20 of triangular structure is arranged, and effectively increases the work area of maintenance machine, and carries out omnibearing cutting to the region of this maintenance machine process, can ensure the pruning quality on lawn.

By regulating front-wheel 5 apart from the height on ground, i.e. adjustable vehicle frame front end, the i.e. height on cutterhead 19 partial distance ground, the stubble that can control to prune rear lawn is high, and can meet different lawn is the requirement that stubble is high.

This device can coordinate with having the big machinery of lead aircraft mechanical arm, as excavator 25; The connected mode of itself and excavator 25 as shown in Figure 6; Laid down by the scraper bowl of excavator 25, by H-shaped installing plate 3 and quick links bearing pin, on the longeron 2 that the bottom of installing plate 3 is cemented in above trailing wheel 1, the upper end of installing plate 3 and the forearm consolidation of excavator 25, be arranged on this equipment on excavator 25; Motor 15 adopts hydraulic motor, is connected to the hydraulic cylinder of excavator 25 by hydraulic tube.And connect the oil circuit of motor 15, by the rotary operation regulating the reversal valve on excavator 25 can realize blade 20, utilize the longitudinal length of excavator 25 large arm, the pruning carrying out weeds along dike of the very large reservoir of the gradient can be used it for, as shown in Figure 10; Also can process the weeds of dam crest, so just not need manually to be engaged in dangerous pruning work, save manpower, reduce danger.Meanwhile, also this equipment can be used for the pruning of river and channel weeds, especially when flood discharge, current are relatively more anxious, and suitable cleaning weeds, to prevent its alluvial river course, cause potential threat, utilize this equipment can reduce the risk of weeding, be conducive to the carrying out of work of flood prevention.

Claims (5)

1. a vehicular lawn maintenance machine, comprise vehicle frame, motor (15), the front-wheel (5) being arranged on bottom of frame and trailing wheel (1), trailing wheel (1) arranges a pair, bottom of frame is arranged on by hind axle (4), it is characterized in that, this lawn maintenance machine also comprises weeder and the installing plate (3) for being connected with big machinery, installing plate (3) is cemented on vehicle frame, weeder is arranged on the bottom of frame in front-wheel (5) front, weeder is driven by motor (15), and the distance between front-wheel (5) and vehicle frame is adjustable;

Vehicle frame comprises the longeron (2) of pair of parallel setting, is connected between longeron (2) by multiple crossbeam (21) be arranged in parallel; Weeder comprises cutterhead (19), and cutterhead (19) is arranged on longeron (2) bottom in front-wheel (5) front, with longeron (2) consolidation; The width of cutterhead (19) is greater than the distance between trailing wheel (1), and the distance between the leading section of cutterhead (19) and hind axle (4) is greater than the distance between longeron (2) leading section and hind axle (4); Cutterhead (19) bottom is provided with blade (20);

Described vehicle frame comprises the longeron (2) of pair of parallel setting, connected by multiple crossbeam (21) be arranged in parallel between longeron (2), described trailing wheel (1) is symmetricly set on the both sides of longeron (2) rear end, longeron (2) rear end bottom symmetrical offers installs groove (22), hind axle (4) is cemented in be installed in groove (22), and trailing wheel (1) is arranged on the end of hind axle (4); Described front-wheel (5) is arranged on the bottom of longeron (2) front position, and be cemented on π shape support (7) by front axle (6), cradle top is connected with the longitudinal axis (8), and the longitudinal axis (8) is connected with a crossbeam (21) by adjusting bolt (18);

Described cutterhead (19) offers three axis holes (16), it is the isosceles triangle at obtuse angle that the line of three axis holes (16) forms drift angle, and the base of this isosceles triangle is parallel with crossbeam (21); Each axis hole (16) is all coaxially consolidated with the sleeve (10) that internal diameter is identical with axis hole (16), the sleeve (10) being arranged in drift angle place is equipped with driving shaft, the sleeve (10) being arranged in base angle place is equipped with driven shaft (9), the upper end of driving shaft and driven shaft (9) is all positioned at the top of sleeve (10), and the lower end part of driving shaft and driven shaft (9) is in cutterhead (19) below and be all provided with blade (20); Described motor (15) is connected with driving shaft upper end by shaft coupling (14), driving shaft is provided with two drive sprockets (13), the upper end of two driven shafts (9) is all provided with driven sprocket (11), is connected between driven sprocket (11) with drive sprocket (13) by driving chain (12).

2. vehicular lawn maintenance machine as claimed in claim 1, it is characterized in that, described blade (20) adopts bar blade (20), the middle part of blade (20) is cemented in the bottom of driving shaft and driven shaft (9), and the waist of the isosceles triangle that the line that the length of blade (20) is not more than three axis holes (16) is formed is long.

3. vehicular lawn maintenance machine as claimed in claim 1 or 2, it is characterized in that, tooth harrow (17) is evenly provided with at the edge of cutterhead (19) front end, cutterhead (19) back edge is provided with protective cover (24), and protective cover (24), tooth harrow (17) bottom and the distance of cutterhead (19) bottom surface are greater than the distance of blade (20) and cutterhead (19) bottom surface.

4. vehicular lawn maintenance machine as claimed in claim 1, is characterized in that, described motor (15) adopts hydraulic motor, and described big machinery adopts excavator (25), and hydraulic motor (15) is connected by the hydraulic cylinder of hydraulic tube with excavator (25).

5. vehicular lawn maintenance machine as claimed in claim 4, it is characterized in that, described installing plate (3) is H-shaped, and the bottom of installing plate (3) is cemented on the longeron (2) of trailing wheel (1) top, the upper end of installing plate (3) and the forearm consolidation of excavator (25).