CN203625817U - Sweeper adjusting device and control system of sweeper truck and sweeper truck with same - Google Patents
Sweeper adjusting device and control system of sweeper truck and sweeper truck with same Download PDFInfo
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- CN203625817U CN203625817U CN201320688986.7U CN201320688986U CN203625817U CN 203625817 U CN203625817 U CN 203625817U CN 201320688986 U CN201320688986 U CN 201320688986U CN 203625817 U CN203625817 U CN 203625817U
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Abstract
The utility model provides a sweeper adjusting device of a sweeper truck. The sweeper adjusting device comprises a driving connecting rod, a driven connecting rod and a rotary motor which drives a sweeper to conduct rotating work. The first end of the driving connecting rod is hinged to a chassis, the first end of the driven connecting rod is hinged to the chassis, and the sweeper is placed at the second end of the driven connecting rod. The sweeper adjusting device further comprises a reciprocating motion part and a driving device, the reciprocating motion part is arranged on the driven connecting rod in a sleeved mode, the periphery of the reciprocating motion part is hinged to the second end of the driving connecting rod, and the driving device drives the driving connecting rod to rotate relative to the chassis so as to drive the reciprocating motion part to move on the driven connecting rod in the extending direction of the driven connecting rod, and therefore the distance away from the ground of the sweeper is adjusted. The sweeper adjusting device can adjust the ground touching pressure of the sweeper of the sweeper truck in real time, so that the unnecessary abrasion of the sweeper is avoided, and the problem of inconvenient manual adjusting is solved.
Description
Technical field
The invention belongs to sanitation equipment device, be specifically related to a kind of sweeping machine brush adjusting device, control system and a kind of sweeping machine with this brush adjusting device and this control system.
Background technology
Brush is the critical component that affects sweeping machine cleaning performance, is also the consumable accessories of sweeping machine operation, and one of key factor that affects brush wearing and tearing is the pressure that contacts to earth of brush.Sweeping machine, in the time of cleaning work, for making road cleaning clean, must make brush contact with ground with certain pressure, and this power is referred to as the pressure that contacts to earth conventionally.
Shown in Fig. 1, be brush and brush adjusting device schematic diagram conventional on current sweeping machine.The lifting of brush is adjusted by elevating control actuating cylinder, and its principle is as follows: when lifting actuating cylinder piston rod extends, under quadric chain effect, brush is promoted; When magnetic slide valve in hydraulic control circuit is during in meta, due to the effect of hydraulic lock, brush can rest on arbitrary height position; When the logical low pressure oil way of elevating control actuating cylinder, brush relies on deadweight by oil pressure oil sump tank, and brush drops to the extreme lower position that mechanism limits.And the pressure that contacts to earth when brush operation is swept the liftoff minimum position of dish by manual adjustment and is realized, its method of adjustment is as follows: under brush collapsed state, manually unclamp actuating cylinder bar upper locking nut, rotate and adjust swivel nut, adjust and sweep dish upper-lower position by restriction actuating cylinder bar amount of contraction, thereby obtain the different pressure that contacts to earth.
This regulative mode is by sweeping machine operating personnel going out before car manually to adjust, and several talentes of operating personnel once adjust sometimes.More complicated because of its mechanism, adjust and inconvenience.And in sweeping machine cleaning work, can not carry out automatically adjusting in real time the pressure that contacts to earth.In addition, sweeping machine is zero load and full load before and after cleaning work, and the support height that is connected in the chassis of sweeping machine also has respective change, and in addition, sweeping machine also can run into road surface fluctuations, and these all can affect the pressure that contacts to earth of brush.Therefore in sweeping machine cleaning process, because increase, the road surface depression of support height reduce, if can not suitably adjust in time lifting, also certainly will accelerate brush wearing and tearing.
Summary of the invention
The object of the invention is to provide on the one hand a kind of sweeping machine brush adjusting device, adjust simplicity and power transmission integrity problem for solving sweeping machine brush.
To achieve these goals, the invention provides a kind of sweeping machine brush adjusting device, comprise drive connecting rod, follower link, drive the rotary motor of brush rotary work, first end and the chassis of described drive connecting rod are hinged, first end and the chassis of described follower link are hinged, described brush is positioned at the second end of follower link, this device also comprises a reciprocating member, described reciprocating member is sheathed in described follower link, the second end of the periphery of described reciprocating member and described drive connecting rod is hinged, thereby described drive unit drives drive connecting rod to rotate and drive reciprocating member move and then adjust the terrain clearance of described brush along the bearing of trend of follower link in follower link with respect to chassis.
Further, described drive unit is rotary actuator or swings actuating cylinder.
Further, described drive unit is flexible actuating cylinder, first end and the chassis of described flexible actuating cylinder are hinged, and the second end and the described drive connecting rod of flexible actuating cylinder are hinged, and described flexible actuating cylinder stretching motion drives described drive connecting rod to rotate with respect to described chassis.
Further, this device comprises drive connecting rod, follower link, the first lifting actuating cylinder, the second lifting actuating cylinder, connecting rod, the rotary motor of drive unit and driving brush rotary work, first end and the chassis of described the first lifting actuating cylinder are hinged, the first end of the second lifting actuating cylinder and described chassis are hinged, the second end of described the first lifting actuating cylinder, the first end of described follower link and the first end of described connecting rod are hinged, the second end of described the second lifting actuating cylinder, the second end of the first end of described drive connecting rod and described connecting rod is hinged, described the first lifting actuating cylinder and described the second lifting actuating cylinder carry out synchronously and are flexible in the same way, this device also comprises a reciprocating member and drive unit, described reciprocating member is sheathed in described follower link, the second end of the periphery of described reciprocating member and described drive connecting rod is hinged, described brush is positioned at the second end of follower link, thereby driving drive connecting rod to rotate, described drive unit drive reciprocating member move and then adjust the terrain clearance of described brush along the bearing of trend of follower link in follower link.
Another object of the present invention is to provide a kind of control system of controlling above-mentioned sweeping machine brush adjusting device, the real time problems of adjusting for solving sweeping machine brush.
To achieve these goals, the invention provides a kind of control system of controlling sweeping machine brush adjusting device described above, this control system comprises sensing module and control module; Described sensing module comprises the pressure sensor device that the hydraulic circuit oil pressure of described rotary motor is detected, and described pressure sensor device obtains the pressure parameter value of contacting to earth of the described brush of reaction, and the pressure parameter value of contacting to earth described in inciting somebody to action sends to described control module; Described control module receives the pressure parameter value of contacting to earth that described sensing module sends, send control instruction to described drive unit to adjust the terrain clearance of described brush.
Further, described control module also comprises the second normal work predetermined threshold value a2 and the second normal work predetermined threshold value a1, in the time that the described pressure parameter value of contacting to earth is greater than the second normal work predetermined threshold value a2, drive unit increases the terrain clearance of described brush described in described control module control; In the time that the described pressure parameter value of contacting to earth is less than the first normal work predetermined threshold value a1, drive unit reduces the terrain clearance of described brush described in described control module control, wherein, and a2>a1>0.
Further, described sensing module also comprises the spacing detection part for detection of two ends, the left and right extreme position of described reciprocating member, and described spacing detection part sends triggering signal to described control module.
Further, described control module also comprises extremely the contact to earth abnormal work predetermined threshold value of pressure of reaction brush, when the described pressure parameter value of contacting to earth is more than or equal to described abnormal work predetermined threshold value, and drive unit stop motion described in described control module control.
The invention provides a kind of sweeping machine, the control system that this sweeping machine comprises above-mentioned sweeping machine brush adjusting device and described sweeping machine brush adjustment.
The present invention utilizes drive unit by regulating the reciprocating motion of reciprocating member just can regulate the terrain clearance of brush, the brush of the sweeping machine pressure energy that contacts to earth is changed in time, thereby has avoided the unnecessary wearing and tearing of brush and solved the problem of manual adjustment inconvenience.This invention compact conformation, regulates easy, real-time high-efficiency, improves the reliability of brush operation, and can improve the wear condition of brush.
Other features and advantages of the present invention are described in detail the specific embodiment part subsequently.
Accompanying drawing explanation
Fig. 1 is brush adjusting device schematic diagram of the prior art;
Fig. 2 a is brush adjusting device the first embodiment state A schematic diagram that the present invention proposes;
Fig. 2 b is brush adjusting device the first embodiment state B schematic diagram that the present invention proposes;
Fig. 3 a is brush adjusting device the second embodiment state A schematic diagram that the present invention proposes;
Fig. 3 b is brush adjusting device the second embodiment state B schematic diagram that the present invention proposes;
Fig. 4 is brush adjusting device the 3rd embodiment schematic diagram of the present invention;
Fig. 5 is brush adjusting device the 4th embodiment schematic diagram of the present invention;
Fig. 6 is brush adjustment System schematic diagram of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, the specific embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
In the present invention, in the situation that not doing contrary explanation, the noun of locality of use as " upper and lower " normally for direction shown in the drawings or for the each parts mutual alignment relationship description word vertically, on vertical or gravity direction.The noun of locality " left and right " is normally for shown in the drawings horizontal.
The first embodiment.
Refer to Fig. 2 a and Fig. 2 b.The sweeping machine brush adjusting device of first embodiment of the invention, comprise drive connecting rod 1, follower link 3, brush 5, first end and the chassis of described drive connecting rod 1 are hinged, first end and the chassis of described follower link 3 are hinged, described brush 5 is positioned at the second end of follower link 3, described drive connecting rod 1 and follower link 3 layout at an angle.This device also has reciprocating member 2 and drive unit, described reciprocating member 2 is sheathed in described follower link 3, the second end of the periphery of described reciprocating member 2 and described drive connecting rod 1 is hinged, thereby described drive unit drives described drive connecting rod 1 to rotate and drive reciprocating member 2 move and then adjust the terrain clearance of described brush 5 along the bearing of trend of follower link 3 in follower link 3 with respect to described chassis.Described reciprocating member 2 is preferably slidably connected in position and the described follower link 3 of the second end near described follower link 3 with described follower link 3.
Described brush adjusting device also comprises rotary motor 4, and described rotary motor 4 is arranged at follower link 3 one end away from described chassis, and this rotary motor 4 drives described brush 5 to carry out cleaning work.Brush 5 contacts with ground and forms the pressure that contacts to earth, and in general, brush 5 contacts more abundant with ground, otherwise the pressure that contacts to earth is less.The pressure size of contacting to earth of brush 5 can be reacted the hydraulic circuit pressure size for rotary motor 4, and the pressure that contacts to earth is larger, and the hydraulic circuit pressure of rotary motor 4 is also corresponding larger, otherwise the pressure that contacts to earth is less, and the hydraulic circuit pressure of rotary motor 4 is also less.
Reciprocating member 2 is with respect to the bearing of trend motion of follower link 3, and in the present embodiment, preferred motion mode is sliding type.The first end of follower link 3 is articulated with chassis, and its pin joint and the hinge of drive connecting rod 1 on chassis have certain distance.The angle of follower link 3 and horizontal plane is called the inclination angle theta of follower link 3, and follower link 3 can, under the acting in conjunction of drive connecting rod 1 and reciprocating member 2, swing, thereby the inclination angle theta of follower link 3 change within the scope of certain angle around its hinge.If the follower link 3 in Fig. 2 a is in state A, now, described inclination angle theta is 0 °, and follower link 3 is horizontal, and if the follower link 3 in Fig. 2 b is in state B, now, described inclination angle theta is acute angle.Drive connecting rod 1 drives described reciprocating member 2 to move back and forth in follower link 3, thereby the terrain clearance that realizes brush 5 regulates, the variation of height may be embodied in the variation of inclination angle theta of follower link 3, brush 5 can be under the inclination angle theta of new follower link 3 rebalancing.
Reciprocating member 2 and follower link 3 relative motion modes can also be roll mode.For example, have at least one scroll wheel on reciprocating member 2, in follower link 3, correspondence position is provided with the guide rail rolling for this scroll wheel, and scroll wheel and guide rail coordinate realizes described roll mode motion.
Described drive unit in the first embodiment of the present invention is preferably rotary actuator 26.
In the time that rotary actuator 26 rotates, drive drive connecting rod 1 to swing to the left or to the right, also make the reciprocating member 2 being connected with drive connecting rod 1 move to the left or to the right, thereby drive follower link 3 to swing up and down around chassis, the inclination angle theta of follower link 3 also changes thereupon, thereby makes the terrain clearance of brush that corresponding variation occur.The benefit connecting by rotary actuator 26 is to make the space that drive unit takies to dwindle, and, rotary actuator 26 rotates very little angle and just can make drive connecting rod 1, reciprocating member 2 obtain larger moving displacement, and angle variation is converted into the variation highly regulating, and regulates more flexible.
In addition, rotary actuator 26 also can replace with swinging actuating cylinder, realizes and drives drive connecting rod 1 to rotate to the left or to the right, thereby suitably adjust in time lifting, improves the wear condition of brush.
Refer to Fig. 3 a and Fig. 3 b, wherein Fig. 3 a represents the state A of follower link 3 in the time of level, and now inclination angle theta is 0 °, state B when Fig. 3 b represents that the inclination angle theta of follower link 3 is acute angle.In the second embodiment of the present invention, different from the first embodiment is, there is variation in the structure of drive unit, drive unit described in the present embodiment is flexible actuating cylinder 16, the cylinder barrel of described flexible actuating cylinder 16 is also articulated with chassis, the end of the piston rod of flexible actuating cylinder 16 is articulated with in described drive connecting rod 1, in the time that described flexible actuating cylinder 16 does stretching motion, can make described drive connecting rod 1 move pivotally around hinge.The motion principle of described drive connecting rod 1, follower link 3 and brush 5 and motion mode are identical with the first embodiment, do not repeat them here.
When reciprocating member 2 is taked roll or be slidably connected with follower link 3, the amplitude of accommodation of the terrain clearance of described brush 5 is relevant with the motion amplitude of reciprocating member 2 in follower link 3, when the amplitude of accommodation of the terrain clearance of brush 5 is larger, the motion amplitude of reciprocating member 2 in follower link 3 also needs larger.The degree that road rises and falls is more greatly that the amplitude of accommodation of brush 5 need to be larger, and the motion amplitude of reciprocating member 2 in follower link 3 also needs larger.
For the terrain clearance of described brush 5 being regulated in scope by a larger margin, refer to Fig. 4, in the third embodiment of the present invention, described drive connecting rod 1 and follower link 3 are hinged with chassis by a lifting drive 6, like this except as the same with the second embodiment in above-mentioned the first embodiment, thereby can adjust outside brush 5 height inclination angle theta, can also do adjustment by a relatively large margin to drive connecting rod 1, brush 5, follower link 3 entirety in short transverse.
Particularly, this lifting drive 6 comprises drive connecting rod, follower link, the first lifting actuating cylinder 62, the second lifting actuating cylinder 63 and the connecting rod 61 that is connected the first lifting actuating cylinder and the second lifting actuating cylinder, first end and the chassis of the first lifting actuating cylinder 62 are hinged, first end and the chassis of the second lifting actuating cylinder 63 are hinged, the second end of the first lifting actuating cylinder 62, the first end of described connecting rod 61 and the first end of described connecting rod are hinged, the second end of described the second lifting actuating cylinder 62, the second end of the first end of described drive connecting rod 61 and described connecting rod is hinged, in the time highly regulating, the first lifting actuating cylinder 62 and the second lifting actuating cylinder 63 carry out synchronously and are flexible in the same way, reciprocating member in this embodiment and drive unit are with the situation in the first embodiment, this does not repeat.This device can adapt to avoid the strong road surface rising and falling or road surface has the needs such as large obstruction overall situation of doing adjustment by a relatively large margin in short transverse.
As shown in Figure 4, in the 3rd embodiment, described drive unit can be flexible actuating cylinder 16.Be understandable that, described drive unit can also be rotary actuator 26.
As shown in Figure 5, in the 4th embodiment, described drive unit is rotary actuator 26, in the time that rotary actuator 26 rotates, drive described drive connecting rod 1 relative to rotating with the pin joint of the second end of itself and connecting rod 61, drive connecting rod 1 swings to the left or to the right, the reciprocating member 2 being connected with drive connecting rod 1 is moved to the left or to the right, and then, make follower link 3 relative to rotating with the pin joint of the second end of itself and connecting rod 61, be that follower link 3 swings up and down, the inclination angle theta of follower link 3 also changes thereupon, thereby there is to change accordingly and then make follower link 3 in the terrain clearance that makes brush 5, make the terrain clearance of brush 5 that corresponding variation occur.
The same with the 3rd embodiment, in the time that lifting drive 6 highly regulates, the first lifting actuating cylinder 62 and the second lifting actuating cylinder 63 are synchronously and in the same way flexible, adapt to like this to avoid the strong road surface rising and falling or road surface and have the situation of the needs such as large obstruction entirety do adjustment by a relatively large margin in short transverse.
From above-mentioned four embodiment, the present invention compared with prior art has the following advantages: brush adjusting device structure design is simpler, and transmission force property is better, has improved brush wear condition, can reduce operating cost.
Refer to Fig. 6, the present invention provides the control system of controlling above-mentioned brush adjusting device on the other hand, as previously mentioned, described brush adjusting device comprises the drive unit that brush 5, driving brush 5 move up and down and the rotary motor 4 that drives brush 5 to rotate, and described control system comprises sensing module 100, control module 200.
Described control module 200 receives the contact to earth pressure parameter value of contacting to earth of pressure of reaction brush 5 that sensing module 100 sends, and according to the pressure parameter value of contacting to earth, send drive unit described in control instruction control, reciprocating member 2 and follower link 3 are moved mutually, the inclination angle theta of follower link 3 is changed, realize brush 5 terrain clearance adjustment, thereby contact to earth pressure adjustment.
As an example of the control of the brush adjusting device in the second embodiment example, the control procedure of this control system is elaborated below.
Please refer to Fig. 3 a, 3b.Before sweeping machine work, to flexible actuating cylinder 16 fuel feeding, drive drive connecting rod 1 can make brush 5 be adjusted to appropriate location by flexible actuating cylinder 16, then make the electromagnetic valve work of controlling flexible actuating cylinder 16 in meta, make brush 5 in relevant position stop motion.In sweeping machine work, control module 200 is according to being arranged on the pressure hydrostatic sensor returned data in rotary motor 4 hydraulic circuits, convert this parameter the current value sending controling instruction of corresponding size to its switch operating position of control end control of described electromagnetic valve, and then the piston rod of controlling described flexible actuating cylinder 16 elongates or shortens, regulate in real time the relative position of drive connecting rod 1, follower link 3 and then regulate in real time the terrain clearance of described brush.
Particularly, described control module 200 includes normally contact to earth the first normal work predetermined threshold value a1 of pressure of reaction brush 5, the second normal work predetermined threshold value a2, wherein, a2>a1>0.
When brush 5 and cleaning ground contact, the pressure parameter value of contacting to earth increases to while being equal to or greater than the second normal work predetermined threshold value a2, the hydraulic circuit pressure of rotary motor 4 raises, the terrain clearance that now brush 5 is described is less than normal, hydrostatic sensor obtains the pressure parameter value pass to control module 200 of contacting to earth of reaction brush 5, control module 200 is the large chamber fuel feeding to flexible actuating cylinder 16 according to electromagnetic valve switch operating position described in this parameter control, the piston of flexible actuating cylinder extends, drive connecting rod 1 drives reciprocating member 2 to move right, reciprocating member 2 draws follower link 3 inclination angle theta of follower link 3 is reduced, brush 5 terrain clearances increase, after brush terrain clearance increases, the hydraulic circuit pressure of rotary motor 4 can correspondingly reduce, in the time that the described pressure parameter value of contacting to earth is less than the second normal work predetermined threshold value a2, described control module 200 stops returning meta to the control end sending controling instruction electromagnetic valve of described electromagnetic valve, make described flexible actuating cylinder 16 remain on current location.
When the rotary motor 4 hydraulic circuit pressure decreaseds pressure parameter value that makes to contact to earth is decreased to while being less than or equal to the first normal work predetermined threshold value a1, the terrain clearance that described brush 5 is described is bigger than normal, control module 200 according to described in contact to earth described in the control of pressure parameter value electromagnetic valve switch operating position with the loculus fuel feeding to flexible actuating cylinder 16, the piston rod of flexible actuating cylinder 16 shortens, then drive reciprocating member 2 to left movement by drive connecting rod 1, reciprocating member 2 draws follower link 3 inclination angle theta of follower link 3 is increased, brush 5 terrain clearances reduce, hydraulic circuit pressure gos up, when the described pressure parameter value of contacting to earth rises to while being greater than the first normal work predetermined threshold value a1, described control module 200 stops the control end sending controling instruction to described electromagnetic valve, described electromagnetic valve returns meta, make described flexible actuating cylinder 16 remain on current location.The above-mentioned control procedure pressure parameter value that makes to contact to earth remains within the scope of normal work predetermined threshold value, makes brush 5 remain reasonably terrain clearance, has reduced the heel and toe wear of brush 5, has improved the application life of brush 5.
Further, described control module 200 includes extremely the contact to earth abnormal work predetermined threshold value of pressure of reaction brush 5, described abnormal work predetermined threshold value is greater than the described second normal work predetermined threshold value a2, if the pressure parameter value of contacting to earth of the reaction brush 5 that the described sensing module 100 that control module 200 receives transmits is more than or equal to above-mentioned abnormal work predetermined threshold value, control module 200 judges that described brush adjusting device occurs extremely, described control module 200 is sent instruction, accessory drive stop motion.For example, if described reaction brush 5 is contacted to earth extremely, the abnormal work predetermined threshold value of pressure is Q, what described sensing module 100 obtained contact to earth, and pressure parameter value is P, described control module 200 receives after parameter, if P is more than or equal to Q, control module 200 is sent instruction, and accessory drive stop motion, so that operating personnel overhaul this adjusting device and control system.It should be noted that, difference between described abnormal work predetermined threshold value and the described second normal work predetermined threshold value a2 can be set according to actual service condition, such as the difference between, described abnormal work predetermined threshold value and the described second normal work predetermined threshold value a2 can be 2MPa and more than.
Further, control system of the present invention also comprises spacing detection part, in described follower link 3, the guide rail both ends mounting limit detection part moving on the bearing of trend along follower link 3, for described reciprocating member 2, this spacing detection part is preferably travel switch, control system judges that according to travel switch signal reciprocating member 2 is at the two ends, left and right of follower link 3 extreme position, controls flexible actuating cylinder 16 flexible.
When described reciprocating member 2 moves to limit on the right-right-hand limit position, when touching is positioned at the travel switch of right part, described travel switch sends triggering signal to control module 200, described control module 200 receives and switches to the working position of the rodless cavity oil-feed that makes flexible actuating cylinder 16 according to electromagnetic valve described in this signal-inhibiting, and the continuation of avoiding flexible actuating cylinder 16 is extended and damaged described brush adjusting device.
In like manner, when described reciprocating member 2 moves to limit on the left position, when collision is positioned at the travel switch of left part, described travel switch sends triggering signal to control module 200, described control module 200 receives and switches to the working position of the rod chamber oil-feed that makes flexible actuating cylinder 16 according to electromagnetic valve described in this signal-inhibiting, and the continuation of avoiding flexible actuating cylinder 16 is shortened and damaged described brush adjusting device.
The situation of rotary actuator 26 or swing actuating cylinder is similar with it, and this does not repeat.
The above-mentioned control pressurer system that contacts to earth can make brush adapt to adjust according to the situation of ground fluctuations or roadblock, having overcome existing sweeping device of sweeping car drives the form of quadric chain because quadric chain transmission force property is poor by actuating cylinder, regulate the brush pressure efficiency of contacting to earth not high, the shortcoming that brush wearing and tearing are more serious.
Below describe by reference to the accompanying drawings various preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that, each concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible combinations.As long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (5)
1. a sweeping machine brush adjusting device, comprise drive connecting rod (1), follower link (3), drive the rotary motor (4) of brush (5) rotary work, first end and the chassis of described drive connecting rod (1) are hinged, first end and the described chassis of described follower link (3) are hinged, described brush (5) is positioned at the second end of follower link (3), it is characterized in that: also comprise a reciprocating member (2) and drive unit, described reciprocating member (2) is sheathed in described follower link (3), the second end of the periphery of described reciprocating member (2) and described drive connecting rod (1) is hinged, described drive unit drives drive connecting rod (1) thereby rotates and drive reciprocating member (2) in the upper motion of the bearing of trend along follower link (3) of follower link (3) and then adjust the terrain clearance of described brush (5) with respect to described chassis.
2. sweeping machine brush adjusting device as claimed in claim 1, is characterized in that: described drive unit is rotary actuator (26) or oscillating oil cylinder.
3. sweeping machine brush adjusting device as claimed in claim 1, it is characterized in that: described drive unit is flexible actuating cylinder (16), first end and the described chassis of described flexible actuating cylinder (16) are hinged, the second end of described telescopic drive cylinder and described drive connecting rod (1) are hinged, and described flexible actuating cylinder (16) stretching motion drives described drive connecting rod (1) to rotate with respect to described chassis.
4. a sweeping machine brush adjusting device, it is characterized in that: this device comprises drive connecting rod (1), follower link (3), the first lifting actuating cylinder (62), the second lifting actuating cylinder (63), connecting rod (61), the rotary motor (4) of drive unit and driving brush (5) rotary work, first end and the chassis of described the first lifting actuating cylinder (62) are hinged, first end and the described chassis of the second lifting actuating cylinder (63) are hinged, the second end of described the first lifting actuating cylinder (62), the first end of the first end of described follower link (3) and described connecting rod (61) is hinged, the second end of described the second lifting actuating cylinder (63), the second end of the first end of described drive connecting rod (1) and described connecting rod (61) is hinged, described the first lifting actuating cylinder (62) and described the second lifting actuating cylinder (63) carry out synchronously and are flexible in the same way, this device also comprises a reciprocating member (2) and drive unit, described reciprocating member (2) is sheathed in described follower link (3), the second end of the periphery of described reciprocating member (2) and described drive connecting rod (1) is hinged, described brush (5) is positioned at the second end of follower link (3), described drive unit drives drive connecting rod (1) thereby rotates and drives reciprocating member (2) in the upper motion of the bearing of trend along follower link (3) of follower link (3) and then adjust the terrain clearance of described brush (5).
5. a sweeping machine, is characterized in that, comprises in claim 1 to 4 sweeping machine brush adjusting device described in any one.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688986.7U CN203625817U (en) | 2013-11-04 | 2013-11-04 | Sweeper adjusting device and control system of sweeper truck and sweeper truck with same |
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| CN201320688986.7U CN203625817U (en) | 2013-11-04 | 2013-11-04 | Sweeper adjusting device and control system of sweeper truck and sweeper truck with same |
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| CN105735177A (en) * | 2016-03-04 | 2016-07-06 | 中国重汽集团青岛重工有限公司 | Stepless adjusting and air pressure wear-resisting device for sweeper brush of sweeping machine |
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| CN107100122A (en) * | 2016-02-23 | 2017-08-29 | 陕西汽车集团有限责任公司 | Sweep the floating type self-adaptive regulating of disk terrain clearance and its adjusting method |
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| CN107100122A (en) * | 2016-02-23 | 2017-08-29 | 陕西汽车集团有限责任公司 | Sweep the floating type self-adaptive regulating of disk terrain clearance and its adjusting method |
| CN107100122B (en) * | 2016-02-23 | 2019-12-17 | 陕西汽车集团有限责任公司 | sweeping disc ground clearance floating type self-adaptive adjusting device and adjusting method thereof |
| CN105735177A (en) * | 2016-03-04 | 2016-07-06 | 中国重汽集团青岛重工有限公司 | Stepless adjusting and air pressure wear-resisting device for sweeper brush of sweeping machine |
| CN107190679A (en) * | 2016-03-14 | 2017-09-22 | 长沙中联重科环境产业有限公司 | Sweep disk component and the road cleaner with it |
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| CN106040646A (en) * | 2016-07-26 | 2016-10-26 | 重庆大江动力设备制造有限公司 | High-pressure cleaning machine |
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| CN108983834A (en) * | 2018-07-17 | 2018-12-11 | 山东汇强重工科技有限公司 | One kind sweep away snow round brush automatic adjustment ground pressure control method |
| CN108983834B (en) * | 2018-07-17 | 2021-08-06 | 山东汇强重工科技有限公司 | Control method for automatically adjusting grounding pressure of snow sweeping rolling brush |
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