CN206408571U - The additional sweep device and road sweeper of road sweeper - Google Patents

Abstract

The utility model is related to the additional sweep device and road sweeper of a kind of road sweeper, wherein, the additional sweep device of road sweeper includes extension arm component, forearm component, brush component and the first driving part (4), forearm component is located between extension arm component and brush component, the first end of extension arm component is removably mounted on the chassis frame of road sweeper, and horizontal hunting can be realized under the driving of the first driving part (4), to realize the switching of left and right sides purging zone by forearm component drive brush component.Such a additional sweep device can be independently controlled, brush component can be flexibly controlled to swing according to the demand for cleaning road conditions, to adjust the position of brush component, so that improving brush component cleans controllability and the degree of accuracy of position, and stability when additional sweep device works is improved；Moreover, additional sweep device can be separately mounted on the chassis frame of road sweeper, it is easily installed, dismantles and maintenance.

Description

The additional sweep device and road sweeper of road sweeper

Technical field

The utility model is related to environmental sanitation field of mechanical technique, more particularly to a kind of road sweeper additional sweep device and sweep road Machine.

Background technology

Road sweeper is a kind of plant equipment with chassis special and power drive unit, for remove, collect ground or Pavement garbage.Road sweeper may be not only suitable for the cleaning and maintenance on major urban arterial highway road, be equally applicable to square, park, school Or the cleaning of the occasion such as cell.The cleaning width of general road sweeper depends primarily on the cleaning width of two main brushes, and sweeps road Machine is that the cleaning width of two main brushes can only be slightly wider than vehicle width, so clear the need for meeting traveling transition or cleaning work Sweeping width is restricted greatly.

Existing road sweeper can add additional sweep device the (or the 3rd to increase cleaning width in front of road sweeper Brush device or secondary brush device), to improve the transaction capabilities of road sweeper.It is additional in prior art road sweeper from the point of view of functionally At least there is one of following point in sweep device：

(1) auxiliary of additional sweep device is not provided with power drive, causes the auxiliary of additional sweep device performing cleaning Swung during operation uncontrolled；

(2) additional sweep device is with main brush rise and fall, and additional sweep device fails independent operation, causes to add Sweep device cleans limited height, can not be cleaned simultaneously as the rubbish at the more slightly higher position such as road curb during road sweeper cleaning work Rubbish；

(3) barrier avoiding function is not set in additional sweep device, i.e., when disc brush runs into barrier, easily hit and damaged, Reduce the service life of brush；

(4) tilt adjustment of additional brush only has the regulation at front and rear inclination angle, or the only regulation at left and right inclination angle, it is impossible to should The change that the cleaning of any position rubbish in width range or cleaning road surface convex-concave rise and fall is being cleaned to brush.

Utility model content

The purpose of this utility model is the additional sweep device and road sweeper for proposing a kind of road sweeper, can be according to actual need Ask and flexibly stably control brush component to reach cleaning position.

To achieve the above object, the utility model first aspect provides a kind of additional sweep device of road sweeper, including Extend arm component, forearm component, brush component and the first driving part, the forearm component is located at the extension arm component and institute State between brush component, the first end of the extension arm component is removably mounted on the chassis frame of road sweeper, and can be Horizontal hunting is realized under the driving of first driving part, it is left to drive the brush component to realize by the forearm component The switching of right side purging zone.

Further, in addition to mounting seat, the extension arm component is arranged on the one of the mounting seat with can horizontally rotating End, and be detachably arranged in by the other end of the mounting seat on the chassis frame of the road sweeper, first drive division Part is located between the mounting seat and the extension arm component.

Further, the extension arm component includes adjutage, chain wheel assembly and the second driving part, the chain wheel assembly The adjutage side is located at, the chain wheel assembly includes the first sprocket wheel and chain, first sprocket wheel and the forearm component Connection, second driving part is located on the adjutage, for driving the chain movement to drive first sprocket wheel Rotate, so as to drive the regulation of the sweep device realization left side or right side cleaning range by the forearm component.

Further, the chain wheel assembly also includes the second sprocket wheel, and the extension arm component also includes sprocket wheel tension assembly, The position that second sprocket wheel is arranged on the adjutage by the sprocket wheel tension assembly is adjustable, so as to change described The centre-to-centre spacing of first sprocket wheel and second sprocket wheel.

Further, when the road sweeper is in non-cleaning state, first driving part and second driving Part drives the extension arm component and the forearm component to be in opposite extreme position in the horizontal plane respectively.

Further, the forearm component includes pedestal, upper arm, underarm, adjustment seat and the 3rd driving part, the pedestal It is connected with extension arm component, the adjustment seat is connected with the brush component, and the upper arm and the underarm are located at the pedestal Between the adjustment seat, and parallel-crank mechanism is formed, the 3rd driving part is used to drive the upper arm or underarm Move to adjust the terrain clearance of the brush component.

Further, the forearm component also includes the first flexible member, and the underarm is provided with the first regulating member, institute State the first flexible member to be located between the pedestal and first regulating member, can be changed by first regulating member The pretightning force of first flexible member, to adjust the ground pressure of the brush component.

Further, the pedestal is provided with lock handle, for spacing when the road sweeper is in non-cleaning state In the upper arm, brush component limitation is maintained at extreme higher position.

Further, the forearm component also includes the second regulating member, and second regulating member is located at the upper arm Between the adjustment seat, the setting angle of adjustment seat can be changed by changing its length, to adjust the brush group The front and rear ground connection inclination angle of part.

Further, second regulating member includes sleeve and screws two screw rods at the sleeve two ends respectively, One of screw rod is connected with the upper arm, and another described screw rod is connected with the adjustment seat.

Further, the brush component includes disc brush, motor, motor mount and fourth drive part part, the motor Be located on the motor mount, for driving the disc brush to rotate, the fourth drive part part be located at the forearm component and Between the motor mount, inclined for changing the left and right pivot angle of the motor mount with adjusting described disc brush or so ground connection Angle.

Further, in addition to support base and hinge, the support base can in perpendicular with the extension arm component Connection is rotated, one end of the hinge is rotatably connected with the support base in perpendicular, in the brush component Rotated when running into right side barrier by the hinge around the support base and realize avoidance, the other end of the hinge and the base Seat be rotatably connected in perpendicular, for the brush component run into left side barrier when by the pedestal around described Hinge rotates and realizes avoidance.

Further, in addition to the second flexible member, for making the hinge and/or the pedestal be realized by rotating Resetted after avoidance.

Further, the support base is being provided with the first damper element on the face of the hinge, for being swept described Brush assemblies, which are run into after right side barrier avoidance resets, enters row buffering to the hinge, and the hinge is on the face of the pedestal Provided with the second damper element, the pedestal is delayed for being run into the brush component after left side barrier avoidance resets Punching.

Further, the pedestal includes the main fixed plate of U-shaped, is set respectively in the left and right sides on the main fixed plate top There is the first journal stirrup, for fixing second flexible member, be located at the lower section of first journal stirrup in the main fixed back Two first axle sleeves are interval with, are rotatably connected for being realized with the hinge, in two sides of the main fixed plate Plate is respectively used to the upper arm and the underarm being connected in the main fixed plate provided with two group of first mounting hole.

Further, the adjustment seat includes the support plate of U-shaped, pacifies on two side plates of the support plate provided with two group second Hole is filled, is respectively used to connect the upper arm and the underarm, the second journal stirrup, second journal stirrup are provided with the side of the support plate First axle is provided with, for being connected with the fourth drive part part, the medium position at the back side of the support plate is provided with the second axle, For being rotatably connected with motor mount formation, the upper position at the back side of the support plate is provided with the 3rd axle, described Corresponding position is provided with guide groove on motor mount, and it is the motor mount that the 3rd axle, which is located in the guide groove, Rotation provide guiding.

Further, one end that the mounting seat is included inside the mounting angle plate of U-shaped, the mounting angle plate is provided with first Articulated slab, for being hinged with first driving part, two side plates of the mounting angle plate are pacified in medium position provided with the 3rd Hole is filled, is rotatably connected for being realized with the extension arm component, the two ends at the mounting angle plate back, which are respectively equipped with, supports curved Plate, the support bent plate is provided with the 4th mounting hole, is detachably connected for being realized with the chassis frame of the road sweeper.

Further, in addition to mounting seat and support base, the adjutage includes arm support, and the two ends of the arm support are set respectively Have close above the second articulated slab being connected with the mounting seat and the 3rd articulated slab being connected with the support base, the arm support The side of second articulated slab is provided with tensioning bottom plate, and the tensioning bottom plate, which is provided with, to be used to install the sprocket wheel tension assembly Slotted hole.

To achieve the above object, the utility model second aspect provides a kind of road sweeper, including described in above-described embodiment Road sweeper additional sweep device.

Based on above-mentioned technical proposal, the additional sweep device of road sweeper of the present utility model, extension arm component can be the Horizontal hunting is realized under the driving of one driving part, to drive brush component to realize left and right sides purging zone by forearm component Switching.This additional sweep device can be independently controlled, and can flexibly control brush component or so according to the demand for cleaning road conditions Swing, to adjust the position of brush component, so that improving brush component cleans controllability and the degree of accuracy of position, and improve additional Stability when sweep device works；Moreover, additional sweep device can be separately mounted on the chassis frame of road sweeper, it is easy to Install, dismantle and maintenance.

Brief description of the drawings

Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes the part of the application, Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper Limit.In the accompanying drawings：

Fig. 1 is the structural representation that additional sweep device of the present utility model is installed on road sweeper；

Fig. 2 is the front view of one embodiment of the additional sweep device of road sweeper of the present utility model；

Fig. 3 is the top view of one embodiment of the additional sweep device of road sweeper of the present utility model；

Fig. 4 is the decomposing schematic representation of one embodiment of the additional sweep device of road sweeper of the present utility model；

Fig. 5 is the A-A sectional views in Fig. 3；

Fig. 6 for road sweeper of the present utility model additional sweep device in mounting seat structural representation；

Fig. 7 for road sweeper of the present utility model additional sweep device in adjutage structural representation；

Fig. 8 for road sweeper of the present utility model additional sweep device in support base structural representation；

Fig. 9 for road sweeper of the present utility model additional sweep device in hinge structural representation；

Figure 10 for road sweeper of the present utility model additional sweep device in pedestal structural representation；

Figure 11 for road sweeper of the present utility model additional sweep device in upper arm structural representation；

Figure 12 for road sweeper of the present utility model additional sweep device in underarm structural representation；

Figure 13 for road sweeper of the present utility model additional sweep device in adjustment seat structural representation；

Figure 14 for road sweeper of the present utility model additional sweep device in motor mount structural representation.

Embodiment

The utility model described further below.In the following paragraphs, the different aspect of embodiment is defined in more detail. The each side so limited can be combined with any other one side or many aspects, not can be combined unless explicitly stated otherwise.Especially It is, it is considered to be preferred or favourable any feature can it is one or more with other be considered as preferred or favourable spy Levy combination.

The description merely for convenience such as " first ", " second " that occurs in the utility model term, to distinguish with identical The different building blocks of title, are not offered as priority or primary-slave relation.

In description of the present utility model, it is to be understood that term " length ", " width ", " height ", "front", "rear", On the basis of orientation when the orientation or position relationship of the instructions such as "left", "right", "up" and "down" are based on road sweeper forward direction traveling, Description the utility model is for only for ease of, rather than indicates or imply that signified device must have specific orientation, Yi Te Fixed azimuth configuration and operation, therefore it is not intended that limitation to the utility model protection domain.

Fig. 1 is the structural representation that additional sweep device of the present utility model is installed on road sweeper, additional sweep device It is removably mounted on the chassis frame of road sweeper, is easily installed, dismantles with repairing, can integrally pull down when not in use.

Describe for convenience, additional sweep device is divided into several body structure portions, including extension arm component, forearm The disc brush 19 for being used for cleaning road surface is provided with component and brush component, brush component, forearm component is located at extension arm component with sweeping Between brush assemblies, the first end of extension arm component is removably mounted on the chassis frame of road sweeper.As shown in Figures 2 and 3, Also include the first driving part 4 in additional sweep device, extension arm component can realize level under the driving of the first driving part 4 Swing, to realize the switching of left and right sides purging zone by forearm component drive brush component.For example, the first driving part 4 can To be such as the hydraulic cylinder or cylinder that are provided in Fig. 2 and Fig. 3, linear electric motors, electric pushrod or other machinery drive mechanism Deng.

The swing mode of position of this active control brush component can be adjusted flexibly and sweep according to the demand for cleaning road conditions The position of brush assemblies, to improve controllability and the degree of accuracy of brush module position, and improves steady when additional sweep device works It is qualitative.

Further, it is additional to sweep for the ease of the first end for extending arm component is arranged on the chassis frame of road sweeper Mounting seat 1 is may also include in brush device, the first end of extension arm component is arranged on one end of mounting seat 1 in which can horizontally rotate, and Be detachably arranged in by the other end of mounting seat 1 on the chassis frame of road sweeper, the first driving part 4 be located at mounting seat 1 with Between extension arm component.

Fig. 6 gives mounting seat 1 a kind of adoptable specific structure type, and mounting seat 1 includes the mounting angle plate of U-shaped 101, mounting angle plate 101 can be formed by plurality of plates welding or is integrally bent to form, in order to improve part strength, in mounting angle plate The first gusset 104 is provided between about 101 side plates.One end (such as right-hand member) inside mounting angle plate 101 is provided with the first articulated slab 105, for being hinged with the first driving part 4.Two side plates up and down of mounting angle plate 101 are provided with the medium position of left and right directions The second axle sleeve 103 is provided with 3rd mounting hole 102, the 3rd mounting hole 102, can for being realized in the horizontal plane with extension arm component Rotate connection.The left and right ends at the back of mounting angle plate 101 are respectively equipped with the support bent plate 107 that section is U-shaped, each support curved Jagged 108 are all provided with plate 107, the two ends of mounting angle plate 101 are embedded in just can be quickly by mounting angle plate 101 in breach 108 On support bent plate 107.Moreover, support bent plate 107 is provided with the 4th mounting hole 106, for the chassis vehicle with road sweeper Frame is realized and is detachably connected.

Extension arm component, forearm component and brush component will be respectively described in detail below, and provide specific knot Correspondingly illustrate operation principle and the advantageous effects that can be reached while structure.

Extend arm component：

As shown in Figures 3 to 5, extension arm component includes adjutage 2, chain wheel assembly and the second driving part 6, chain wheel assembly The side of adjutage 2 is located at, for example, in Figure 5, chain wheel assembly is located at the top of adjutage 2, is not only convenient for dismounting, also facilitates maintenance.

Chain wheel assembly includes the first sprocket wheel 26, the second sprocket wheel 25 and chain 5, and the first sprocket wheel 26 is connected with forearm component, the Two driving parts 6 are located on adjutage 2, are moved for drive chain 5 to drive the first sprocket wheel 26 to rotate, so as to pass through forearm group Part drives sweep device to realize the regulation of left side or right side cleaning range, and then makes road sweeper forearm group when carrying out cleaning work Part can in real time swing with the change of road surface operating mode.The purpose for adjusting cleaning range by chain wheel assembly is, only passes through list The linear motion of the second individual driving part 6 can be converted into the rotary motion of forearm component in the horizontal plane, to pass through forearm Component drives brush component to swing, and the structure not only reduces the quantity of the second driving part 6, reduces cost, and Overall operation is reliable and stable.

By the first driving part 4 driving extension arm component swing phase when cleaning position in initial option, driven by second The driving forearm component of dynamic component 6 is swung to be finely adjusted equivalent to cleaning position, so that the positioning of disc brush 19 is more accurate so as to suitable Rough road surface is answered, and expands left and right cleaning range.

Further, as shown in figure 5, extension arm component also includes sprocket wheel tension assembly 24, the second sprocket wheel 25 passes through sprocket wheel The position that tension assembly 24 is arranged on adjutage 2 is adjustable, so as to change the center of the first sprocket wheel 26 and the second sprocket wheel 25 Away from.

As shown in fig. 7, adjutage 2 includes arm support 208, arm support 208 can be by rectangular tubular into the two ends of arm support 208 are distinguished Provided with the second articulated slab 201 being connected with mounting seat 1 and the 3rd articulated slab 204 being connected with support base 9, for example, second is hinged The 3rd axle sleeve 205 can be set on plate 201, can be installed to by Assembly of pin 3 and bearing 30 in mounting seat 1, support base 9, which is located at, to be prolonged Between semi-girder component and forearm component, the structure of support base 9 is subsequently shown in detail again.Second articulated slab 201 and the 3rd articulated slab The second gusset 206 also can be set in 204, for increasing part strength.

In the side of arm support 208 the 4th articulated slab 207, the first driving part 4 are provided with close to the position of the 3rd articulated slab 204 One end be hinged on the first articulated slab 105 of mounting seat 1, the other end is hinged on the 4th articulated slab 207 of arm support 208, with Driving adjutage 2 swings in horizontal extent.

In the top of arm support 208 close to the side of the second articulated slab 201 provided with tensioning bottom plate 202, tensioning bottom plate 202 is provided with Slotted hole for installing sprocket wheel tension assembly 24, sprocket wheel tension assembly 24 can be bolted on tensioning bottom deck assembly 202 On slotted hole on.With reference to Fig. 5, the second sprocket wheel 25 is arranged on sprocket wheel tension assembly 24 by roller bearing, the first sprocket wheel 26 It is connected by key with chain wheel shaft component 8, duplex chain may be selected in chain 5, is easy to make the second driving part 6 connect by chain Seat 41 is connected with chain 5.When second driving part 6 is using hydraulic cylinder, cylinder barrel can be arranged on adjutage 2 by bolt 42, cylinder Bar is fixed by chain connecting seat 41 with chain 5, so that chain 5 drives the He of 26 chain wheel shaft component of the first sprocket wheel 8 as driving link Support base 9 swings together, so as to drive brush component to swing by forearm component, realizes the tune of left and right cleaning range Section.

Being tensioned bottom deck assembly 202 has vertical extension, bolt 27 can be set on vertical extension, by screwing bolt 27 with regard to that can promote the second sprocket wheel 25 on sprocket wheel tension assembly 24 to change the centre-to-centre spacing of the first sprocket wheel 26 and the second sprocket wheel 25, with reality The regulation of the existing tensioning degree of chain 5.The tensioning mode is not only simple in structure, it is easy to operated, and reliable and stable.

Again referring to Fig. 7, backplate branch is additionally provided between being located at the tensioning articulated slab 204 of bottom plate 202 and the 3rd in the top of arm support 208 Frame 203, referring to Fig. 4, it is chain 5 is not invaded by rainwater, dust that chain cover plate 7 its effect is provided with protecting plate bracket 203 Erosion, it is ensured that the work of the normal table of chain 5, extends the service life of chain 5.

Each part on adjutage 2 is above given successively, and these parts can be collectively forming weld assembly, with Installation workload is reduced in assembling.

Forearm component：

As shown in Figure 2 and Figure 4, forearm component includes pedestal 21, upper arm 13, underarm 22, the drive division of adjustment seat 23 and the 3rd Part 14, pedestal 21 is connected with extension arm component, and adjustment seat 23 is connected with brush component, and upper arm 13 and underarm 22 are located at the He of pedestal 21 Between adjustment seat 23, and formed parallel-crank mechanism, the 3rd driving part 14 be used for drive upper arm 13 or underarm 22 to move with The terrain clearance of brush component is adjusted, is highly adjusted with the cleaning to brush component, road sweeper is being performed cleaning work When can clean simultaneously as the rubbish at the more slightly higher position such as road curb.

For example, in fig. 2, the 3rd driving part 14 is hydraulic cylinder, one end is connected on pedestal 21, the other end and upper arm 13 Connection, this setup can make full use of the space between upper arm 13 and underarm 22, and pass through parallel-crank mechanism The driving force of the 3rd driving part 14 can more stably be transmitted by carrying out height regulation, make the regulation of brush component height more It is stable.

Further, as shown in figure 4, forearm component also includes the first flexible member 11, underarm 22 is provided with the first regulation Part, the first flexible member 11 is located between the regulating member of pedestal 21 and first, can change first by the first regulating member The pretightning force of flexible member 11, to adjust the ground pressure of brush component.Specifically, as shown in figure 4, the first regulating member is tune Screw rod 38 is saved, the first flexible member 11 is spring, and its one end is hooked on adjusting screw rod 38, and the other end is hooked on pedestal 21, The regulation to the tensioning degree of the first flexible member 11 can be realized by adjusting adjusting screw rod 38, with to disc brush 19 in brush component Ground pressure size is adjusted.

Further, forearm component also includes the second regulating member, and the second regulating member is located at upper arm 13 and adjustment seat Between 23, the setting angle of adjustment seat 23 can be changed by changing its length, to adjust the front and rear ground connection of brush component Inclination angle.Specifically, as shown in figure 4, the second regulating member includes sleeve 36 and screws two screw rods at the two ends of sleeve 36 respectively 37, one of screw rod 37 is connected with upper arm 13, and another screw rod 37 is connected with adjustment seat 23.By regulating sleeve 36 with regard to that can change Become the spacing of the screw rod 37 being connected with upper arm 13 and the oscillating bearing 37 being connected with adjustment seat 23, to realize ground connection before and after disc brush 19 The regulation of inclination angle size.

The specific adoptable structure type of pedestal 21, upper arm 13, underarm 22, adjustment seat 23 will be provided respectively below.

Figure 10 gives a kind of concrete structure of pedestal 21, and pedestal 21 includes the main fixed plate 2101 of U-shaped, and pedestal 21 is in The opening of the main fixed plate 2101 of U-shaped is towards road sweeper front during installment state, and the one end of main fixed plate 2101 along short transverse is also It can be closed by plate 2105.The first journal stirrup 2104 is respectively arranged on the left side and the right side on the main top of fixed plate 2101, under fixation The second flexible member 10 mentioned is respectively provided with regulating bolt 35 by face on the first journal stirrup of left and right 2104.As shown in figure 4, keeping away Its middle part is fixed on chain wheel shaft component 8 by barrier spring shaft 34 by bolt, and its two ends is separately installed with eyelet bolt.Second bullet One end of property element 10 is hooked on eyelet bolt 35, and the other end is hooked on the eyelet bolt on avoidance spring shaft 34, is passed through The length of eyelet bolt 35 is adjusted, the tensioning degree of two the second flexible members 10 is can adjust.

Moreover, being interval with two the first axle sleeves in the lower section that the main back side of fixed plate 2101 is located at the first journal stirrup 2104 2102, the first axle sleeve 2102 is short sleeve, is rotatably connected for being realized with hinge 20.In addition, the two of main fixed plate 2101 Individual side plate is respectively used to upper arm 13, the and of the 3rd driving part 14 successively from top to bottom provided with three group of first mounting hole 2106 Underarm 22 is connected in main fixed plate 2101.

It is located at the position below the first journal stirrup 2104 in the side of main fixed plate 2101 and nut 2103 also can be set, for pacifies Lock handle 12 is filled, lock handle 12 is for spacing in upper arm 13 when road sweeper is in non-cleaning state, by disc brush 19 It is locked on the extreme higher position of ground, it is ensured that road sweeper has the security of sufficiently large approach angle and traveling.

Figure 11 gives a kind of concrete structure of upper arm 13, and upper arm 13 can be by bending plate 1301, axle 1302, reinforcing plate 1303rd, the weld assembly that the axle sleeve 1305 of latch 1304 and the 4th is welded.The bending of bending plate 1301 wherein on heart face Angle is 20 °, and the purpose is to be engaged with the bending angle on underarm 22 wherein heart face, it is ensured that disc brush 19 is entered in fore-and-aft direction With enough regulation spaces during row tilt adjustment.Axle 1302 is welded on bending plate 1301, can be as being connected to sleeve 36 The screw rod 37 of one end, the spacing of axle 1302 and oscillating bearing 37 can be changed by adjusting regulating sleeve 36.Reinforcing plate 1303 adds The strong intensity of bending plate 1301.Latch 1304 is provided with hole, and when road sweeper is in non-cleaning state, lock handle 12 is inserted Enter into the hole on latch 1304 disc brush 19 being locked in apart from ground extreme higher position.Upper arm 13 passes through the 4th axle sleeve 1305th, bearing pin and bearing 32 are installed on pedestal 21.

Figure 12 gives a kind of concrete structure of underarm 22, and underarm 22 includes：Underarm main body 2201 and it is respectively provided at underarm 5th axle sleeve 2202 at the two ends of main body 2201.Underarm main body 2201 can be by rectangular tubular into the bending angle on heart face is wherein 20 °, and hole is provided with bending part, it is to install above-mentioned adjusting screw rod 38, an end hook of the first flexible member 11 that it, which is acted on, Hang on adjusting screw rod 38, the other end is hooked on the first journal stirrup 2104 on pedestal 21, can be real by adjusting adjusting screw rod 38 Now to the regulation of the tensioning degree of the first flexible member 11.

Each part that Figure 13 is given in a kind of concrete structure of adjustment seat 23, adjustment seat 23 can be entirely through welding Formed.Adjustment seat 23 includes the support plate 2301 of U-shaped, provided with two group of second mounting hole 2305 on two side plates of support plate 2301, It is respectively used to connection upper arm 13 and underarm 22.In order to strengthen part strength, also reinforcing plate 2302 can be set in the both sides of support plate 2301.

The side of support plate 2301 be provided with the second journal stirrup 2307, the second journal stirrup 2307 be provided with first axle 2308, for Fourth drive part part 15 in brush component is connected, and the medium position at the back side of support plate 2301 is provided with the second axle 2304, is used for It is rotatably connected with the formation of motor mount 17, the upper position at the back side of support plate 2301 is provided with the 3rd axle 2306, correspondingly, Corresponding position is provided with guide groove 1706 on motor mount 17 in brush component, and the 3rd axle 2306 is located in guide groove 1706 Rotation for motor mount 17 provides guiding, to realize the regulation at the inclination angle of disc brush 19 or so.

Brush component：

As shown in Figures 1 to 4, brush component includes disc brush 19, motor 16, motor mount 17 and fourth drive part part 15, motor 16 is located on motor mount 17, for driving disc brush 19 to rotate, and disc brush mounting seat 18 is pacified by key and shaft end ring On the output shaft of motor 16, disc brush 19 is arranged in disc brush mounting seat 18 by bolt.Before fourth drive part part 15 is located at Between arm component and motor mount 17, inclined for changing the left and right pivot angle of motor mount 17 with adjusting the ground connection of disc brush 19 or so Angle.

Motor mount 17 can be realized by structure as shown in figure 14, motor mount 17 include L bracket 1701, 6th axle sleeve 1702, the 3rd gusset 1703, the 4th axle 1704 and supporting plate 1705, these parts can form whole by welding Body.Motor mount 17 is respectively installed to the second axle 2304 and the 3rd axle in adjustment seat 23 by bearing 31 and shaft block ring On 2306.The guide groove 1706 of circular arc is provided with the vertical portion of support 1701, the 3rd axle 2306 is located in guide groove 1706 The interior rotation for motor mount 17 provides guiding, and the second axle 2304 is located in the 6th axle sleeve 1702.Motor 16 passes through bolt On horizontal part on support 1701.

As shown in figure 4, fourth drive part part 15 uses electric pushrod, the two ends of electric pushrod are separately mounted to adjustment seat 23 On first axle 2308 and motor mount 17 on the 4th axle 1704 on, the effect of electric pushrod is by the pushing motor that stretches Mounting seat 17 is swung relative to adjustment seat 23, is grounded inclination angle with the left and right for adjusting disc brush 19, it can be ensured that additional sweep device is on a left side Right side is cleaned after switching, can be grounded inclination angle timely adjustment to the left and right of disc brush 19, be substantially increased the sweeping efficiency of road sweeper. Alternately, electric pushrod can be replaced by hydraulic cylinder, cylinder or other machinery drive mechanism.

Moreover, as shown in figure 4, important improvement point of the present utility model is to connect while adjusting the front and rear of disc brush 19 Ground inclination angle and left and right ground connection inclination angle, can tackle disc brush 19 cleaning or adaptation of any position rubbish in cleaning width range clear Sweep the change that road surface convex-concave rises and falls, with ensure road sweeper it is high-efficiency continuous carry out cleaning works.

In addition, also nozzle holder 39 and lighting lamp bracket 40 can be installed by bolt, on motor mount 17 in nozzle Airborne dust real-time atomizing de-dusting when nozzle is cleaned to disc brush 19 can be installed on support 39.Illuminating lamp can be installed in lighting lamp bracket 40 Tool, is available for road sweeper to be used in night cleaning work.

It is located at support base 9 and hinge 20 between extension arm component and forearm component：

In order to realize the relative rotation between extension arm component and forearm component, also set between adjutage 2 and pedestal 21 Have support base 9 and hinge 20, one end of support base 9 and adjutage 2 is rotatably connected in perpendicular, one end of hinge 20 with Support base 9 is rotatably connected in perpendicular, for brush component run into right side barrier when by hinge 20 around support Seat 9 rotates and realizes avoidance, and the other end and the pedestal 21 of hinge 20 are rotatably connected in perpendicular, for being met in brush component Avoidance is realized to being rotated during the barrier of left side by pedestal 21 around hinge 20.

Further, additional sweep device also includes the second flexible member 10, for making hinge 20 and/or pedestal 21 logical Cross rotation and realize and resetted after avoidance, make brush component that there is left and right barrier avoiding function when performing cleaning work.Brush component passes through The cooperation of second flexible member 10 and hinge 20 carries out avoidance, as far as possible disc brush 19 can be avoided to be damaged because striking barrier, So as to improve the service life of disc brush 19.Connected mode on the second flexible member 10 is in previously described forearm component Pedestal 21 when be described in detail, just repeat no more here.

More preferably, support base 9 is being provided with the first damper element 29 on the face of hinge 20, for being run into brush component Right side barrier avoidance enters row buffering to hinge 20 after resetting, hinge 20 is being provided with the second damper element on the face of pedestal 21 33, row buffering is entered to pedestal 21 for being run into brush component after left side barrier avoidance resets.The advantage of damper element is set It is that it is possible to absorb shock and vibration that pedestal 21 or hinge 20 are subject to when realizing barrier avoiding function, to improve the use of part Life-span, and reduce the noise produced when realizing barrier avoiding function.For example, damper element can select rubber or have flexible Beam, also may be selected spring or the buffer structure specially designed.

Fig. 8 gives support base 9 a kind of adoptable concrete structure, and support base 9 includes two articulated slabs 901, the 4th muscle Plate 902, the 7th axle sleeve 903 and first substrate 904, each part can form overall structure by welding.Two articulated slabs 901 are located at the two ends of first substrate 904, and the 4th gusset 902 is the support strength for strengthening two articulated slabs 901, the 7th axle Set 903 is long axle sleeve, is located at medium position of the side of substrate 901 along short transverse.When first damper element 29 is using beam, It can be bolted on first substrate 904.Support base 9 is arranged on the of adjutage 2 by chain wheel shaft component 8 and bearing 30 On three articulated slabs 204, support base 9 is bolted to connection with chain wheel shaft component 8；First sprocket wheel 26 passes through key and sprocket shaft group Part 8 is connected.

Fig. 9 gives hinge 20 a kind of adoptable concrete structure, and hinge 20 includes second substrate 2001, in second substrate Middle part of 2001 one end along short transverse (hinge 20 is vertically-mounted when in use) is provided with the 8th axle sleeve 2002 (long axle sleeve), Upper-lower position of the other end of second substrate 2001 along short transverse is respectively equipped with the 9th axle sleeve 2003 (short sleeve).On hinge 20 The 9th axle sleeve 2003 (short sleeve) be installed to by axle 28 and bearing 31 on the 7th axle sleeve 903 of support base 9, the of pedestal 21 Between two the 9th axle sleeves 2003 (short sleeve) that one axle sleeve 2102 (long axle sleeve) is installed on hinge 20 by axle 28.Second subtracts When shaking element 33 using beam, it can be bolted on second substrate 2001.

The barrier avoiding function of the additional sweep device of the utility model is described in detail below.For right side avoidance：Disc brush When barrier is encountered on 19 right side, disc brush 19 by with forearm component and hinge 20 around the axle 28 on support base 9 to Left swing is moved, and after the right side of disc brush 19 clears the jumps, disc brush 19 will be with forearm under the reset response of the second flexible member 10 Original position is returned to around the axle 28 on support base 9 touch the first damper element 29 with hinge 20, now the first damping member Part 29 is to 20 shock absorbing effects of hinge.For left side avoidance：When i.e. barrier is encountered in the left side of disc brush 19, disc brush 19 will be with Forearm is swung to the right around the axle 28 installed in hinge 20, after the left side of disc brush 19 clears the jumps, in the second flexible member 10 Disc brush 19 will touch the second damping as forearm component returns to original position around the axle 28 on hinge 20 under reset response Element 33, now the second damper element 33 is to 21 shock absorbing effects of pedestal.

When road sweeper is in non-cleaning work state, it is preferable that the first driving part 4 and the second driving part 6 are distinguished Driving extension arm component and forearm component are in opposite extreme position in the horizontal plane.For example, as shown in figure 3, control first Driving part 4 is retracted to most short, extension arm component is swung to limit on the right-right-hand limit position, and control the second driving part 6 to be retracted to most It is short, forearm component is swung to limit on the left position, brush component can be made to be in the center of road sweeper in the width direction as far as possible, The left and right sides stress balance when advancing, and additional sweep device can be shortened in the length shared by road sweeper direct of travel as far as possible Degree.

Further, forearm component lifting is controlled to arrive extreme higher position by the 3rd driving part 14, and by lock handle 12 In the hole for being rotatably inserted into the latch 1304 on upper arm 13, forearm component is fixed on extreme higher position, it is ensured that road sweeper has Sufficiently large approach angle and the security of traveling.

In addition, the utility model additionally provides a kind of road sweeper, including the additional sweep device described in the various embodiments described above, The additional sweep device is removably mounted on the chassis frame of road sweeper.The main purpose of additional sweep device is to widen The purging zone of road sweeper, including clean width and height.Preferably, additional sweep device may be provided in the front of road sweeper.

The road sweeper for employing the additional sweep device of the utility model at least possesses one of following advantage：

(1) due to the additional sweep device compact conformation, simple to operate, space-consuming is smaller, can be independently mounted at and sweep road On machine chassis frame so that installing/dismounting is simple, and independently operable；And the convenient installation of whole device, dismounting and maintenance.

(2) can be clear to improve left and right according to the position for sweeping road demand and being adjusted flexibly brush component by the first driving part 4 Stability when sweeping controllability and the degree of accuracy of position, and improving work；

(3) power drive chain 5 is used as by the second driving part 6, forearm component band can be made when performing cleaning work Dynamic brush component swings in real time with road surface operating mode, it is possible to increase the adaptability of road pavement simultaneously widens left and right purging zone；

(4) forearm component for forming parallel-crank mechanism is driven by the 3rd driving part 14, it is convenient to adjust at any time Section cleans height, it is ensured that road sweeper can be cleaned as the rubbish at the more slightly higher position such as road curb simultaneously when performing cleaning work Rubbish；

(5) additional sweep device carries out avoidance by the cooperation of the second flexible member 10 and hinge 20, can avoid brush 19 damage because striking barrier, so as to improve the service life of disc brush 19；Moreover, the design of damper element can be further Absorb shock and vibration during avoidance；

(6) the ground connection inclination angle of disc brush 19 can before and after and/or left and right adjusting, cope with disc brush 19 clean width range in The cleaning of any position rubbish cleans the change that road surface convex-concave rises and falls.

Detailed Jie has been carried out to the additional sweep device and road sweeper of a kind of road sweeper provided by the utility model above Continue.Specific embodiment used herein is set forth to principle of the present utility model and embodiment, above example Explanation be only intended to help and understand method of the present utility model and its core concept.It should be pointed out that for the art For those of ordinary skill, on the premise of the utility model principle is not departed from, some change can also be carried out to the utility model Enter and modify, these are improved and modification is also fallen into the utility model scope of the claims.

Claims (19)

1. a kind of additional sweep device of road sweeper, it is characterised in that including extension arm component, forearm component, brush component and First driving part (4), the forearm component is located between the extension arm component and the brush component, the adjutage group The first end of part is removably mounted on the chassis frame of road sweeper, and can be under the driving of first driving part (4) Horizontal hunting is realized, to realize the switching of left and right sides purging zone by the forearm component drive brush component.

2. the additional sweep device of road sweeper according to claim 1, it is characterised in that described also including mounting seat (1) Extension arm component is arranged on one end of the mounting seat (1) in which can horizontally rotate, and can by the other end of the mounting seat (1) On the chassis frame for being releasably located at the road sweeper, first driving part (4) is located at the mounting seat (1) and prolonged with described Between semi-girder component.

3. the additional sweep device of road sweeper according to claim 1, it is characterised in that the extension arm component includes prolonging Semi-girder (2), chain wheel assembly and the second driving part (6), the chain wheel assembly are located at the adjutage (2) side, the sprocket wheel Component includes the first sprocket wheel (26) and chain (5), and first sprocket wheel (26) is connected with the forearm component, second driving Part (6) is located on the adjutage (2), for driving the chain (5) motion to drive first sprocket wheel (26) to rotate, So as to drive the regulation of the sweep device realization left side or right side cleaning range by the forearm component.

4. the additional sweep device of road sweeper according to claim 3, it is characterised in that the chain wheel assembly also includes the Two sprocket wheels (25), the extension arm component also includes sprocket wheel tension assembly (24), and second sprocket wheel (25) passes through the sprocket wheel The position that tension assembly (24) is arranged on the adjutage (2) is adjustable, so as to change first sprocket wheel (26) and institute State the centre-to-centre spacing of the second sprocket wheel (25).

5. the additional sweep device of road sweeper according to claim 3, it is characterised in that be in the road sweeper non-clear When sweeping state, first driving part (4) and second driving part (6) drive the extension arm component and described respectively Forearm component is in opposite extreme position in the horizontal plane.

6. the additional sweep device of road sweeper according to claim 1, it is characterised in that the forearm component includes pedestal (21), upper arm (13), underarm (22), adjustment seat (23) and the 3rd driving part (14), the pedestal (21) and extension arm component Connection, the adjustment seat (23) is connected with the brush component, and the upper arm (13) and the underarm (22) are located at the pedestal (21) between the adjustment seat (23), and parallel-crank mechanism is formed, the 3rd driving part (14) is used to drive institute Upper arm (13) or underarm (22) motion is stated to adjust the terrain clearance of the brush component.

7. the additional sweep device of road sweeper according to claim 6, it is characterised in that the forearm component also includes the One flexible member (11), the underarm (22) is provided with the first regulating member, and first flexible member (11) is located at the base Between seat (21) and first regulating member, first flexible member (11) can be changed by first regulating member Pretightning force, to adjust the ground pressure of the brush component.

8. the additional sweep device of road sweeper according to claim 6, it is characterised in that the pedestal (21) is provided with lock Tight handle (12), for spacing in the upper arm (13) when the road sweeper is in non-cleaning state, by the brush Component limitation is maintained at extreme higher position.

9. the additional sweep device of road sweeper according to claim 6, it is characterised in that the forearm component also includes the Two regulating members, second regulating member is located between the upper arm (13) and the adjustment seat (23), can be by changing Its length changes the setting angle of adjustment seat (23), to adjust the front and rear ground connection inclination angle of the brush component.

10. the additional sweep device of road sweeper according to claim 9, it is characterised in that the second regulating member bag Include sleeve (36) and screw two screw rods (37) at the sleeve (36) two ends respectively, one of screw rod (37) with it is described on Arm (13) is connected, and another described screw rod (37) is connected with the adjustment seat (23).

11. the additional sweep device of road sweeper according to claim 9, it is characterised in that the brush component includes disk (19), motor (16), motor mount (17) and fourth drive part part (15) are brushed, the motor (16) is located at the motor and installed On seat (17), for driving the disc brush (19) to rotate, the fourth drive part part (15) is located at the forearm component and described It is left to adjust the disc brush (19) for changing the left and right pivot angle of the motor mount (17) between motor mount (17) Right ground connection inclination angle.

12. the additional sweep device of road sweeper according to claim 6, it is characterised in that also including support base (9) and conjunction Page (20), the support base (9) is rotatably connected with the extension arm component in perpendicular, one end of the hinge (20) It is rotatably connected with the support base (9) in perpendicular, for passing through when the brush component runs into right side barrier The hinge (20) rotates around the support base (9) and realizes avoidance, and the other end and the pedestal (21) of the hinge (20) exist Be rotatably connected in perpendicular, for the brush component run into left side barrier when by the pedestal (21) around described Hinge (20) rotates and realizes avoidance.

13. the additional sweep device of road sweeper according to claim 12, it is characterised in that also including the second flexible member (10), for making the reset after avoidance is realized by rotation of the hinge (20) and/or the pedestal (21).

14. the additional sweep device of road sweeper according to claim 13, it is characterised in that the support base (9) by The face of the nearly hinge (20) is provided with the first damper element (29), for running into right side barrier avoidance in the brush component Enter row buffering after reset to the hinge (20), the hinge (20) is being provided with the second damping on the face of the pedestal (21) Element (33), row buffering is entered for being run into the brush component after left side barrier avoidance resets to the pedestal (21).

15. the additional sweep device of road sweeper according to claim 13, it is characterised in that the pedestal (21) includes U The main fixed plate (2101) of shape, the first journal stirrup (2104) is respectively arranged on the left side and the right side on main fixed plate (2101) top, For fixing second flexible member (10), it is located at first journal stirrup (2104) at main fixed plate (2101) back side Lower section is interval with two the first axle sleeves (2102), is rotatably connected for being realized with the hinge (20), in the main fixation Two side plates of plate (2101) are provided with three group of first mounting hole (2106), successively for by the upper arm (13), the described 3rd Driving part (14) and the underarm (22) are connected on the main fixed plate (2101).

16. the additional sweep device of road sweeper according to claim 11, it is characterised in that the adjustment seat (23) includes The support plate (2301) of U-shaped, provided with two group of second mounting hole (2305) on two side plates of the support plate (2301), is respectively used to The upper arm (13) and the underarm (22) are connected, the second journal stirrup (2307) is provided with the side of the support plate (2301), it is described Second journal stirrup (2307) is provided with first axle (2308), for being connected with the fourth drive part part (15), in the support plate (2301) medium position at the back side is provided with the second axle (2304), for rotatably connecting with the motor mount (17) formation Connect, the upper position at the back side of the support plate (2301) is provided with corresponding on the 3rd axle (2306), the motor mount (17) Position be provided with guide groove (1706), the 3rd axle (2306) is located in the guide groove (1706) installs for the motor The rotation of seat (17) provides guiding.

17. the additional sweep device of road sweeper according to claim 2, it is characterised in that the mounting seat (1) includes U The mounting angle plate (101) of font, internal one end of the mounting angle plate (101) is provided with the first articulated slab (105), for it is described First driving part (4) is hinged, and two side plates of the mounting angle plate (101) are provided with the 3rd mounting hole (102) in medium position, It is rotatably connected for being realized with the extension arm component, the two ends at mounting angle plate (101) back, which are respectively equipped with, supports curved Plate (107), the support bent plate (107) is provided with the 4th mounting hole (106), for being realized with the chassis frame of the road sweeper It is detachably connected.

18. the additional sweep device of road sweeper according to claim 4, it is characterised in that also including mounting seat (1) and branch Seat (9) is supportted, the adjutage (2) includes arm support (208), and the two ends of the arm support (208) are respectively equipped with and the mounting seat (1) Above the second articulated slab (201) of connection and the 3rd articulated slab (204) being connected with the support base (9), the arm support (208) Close to the side of second articulated slab (201) provided with tensioning bottom plate (202), the tensioning bottom plate (202), which is provided with, to be used to pacify Fill the slotted hole of the sprocket wheel tension assembly (24).

19. a kind of road sweeper, it is characterised in that include the additional sweep device of any described road sweeper of claim 1~18.