CN102409593A - Towed asphalt distributor - Google Patents
Towed asphalt distributor Download PDFInfo
- Publication number
- CN102409593A CN102409593A CN2011103440673A CN201110344067A CN102409593A CN 102409593 A CN102409593 A CN 102409593A CN 2011103440673 A CN2011103440673 A CN 2011103440673A CN 201110344067 A CN201110344067 A CN 201110344067A CN 102409593 A CN102409593 A CN 102409593A
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- swing arm
- chassis
- arm
- rotatably connected
- tie
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Abstract
The invention discloses an asphalt distributor and particularly provides a simple-structure towed asphalt distributor with a steering gear and a brake apparatus, and the towed asphalt distributor is used for solving the technical problems of the prior art that the asphalt distributor is not provided with the steering gear and the brake apparatus so that tires are worn due to inflexible steering and brake is unavailable during traveling, which easily causes safety accidents. The towed asphalt distributor comprises a chassis and wheels arranged below the chassis, wherein a spraying device is arranged on one end of the chassis and is communicated with an asphalt storage tank on the chassis; a tow arm is arranged on the other end of the chassis; the steering gear is arranged between the tow arm and the chassis and comprises a swing arm; the front end part of the swing arm is rotatably connected to the tow arm, and the rear end part of the swing arm is rotatably connected to the chassis; a planar hinge four-bar mechanism is arranged between the chassis and the swing arm; and the swing arm drives the wheels to synchronously rotate through the planar hinge four-bar mechanism.
Description
Technical field
the present invention relates to a kind of pitch sprinkling car, relate in particular to a kind of have a transfer drag the formula pitch sprinkling car.
Background technology
the formula pitch sprinkling car of dragging normally carries out operation under the traction of tractor; But the existing formula pitch sprinkling car that drags generally independently is not provided with transfer and check mechanism; It is dumb not only can to cause the formula pitch sprinkling car of dragging to turn under steam thus; Cause tire wear; In case and tractor braking in the process of moving, what hang over tractor back drags the formula pitch sprinkling car often owing to can't effectively brake less than check mechanism independently, very easily causes security incident.
Chinese patent discloses a kind of towed pitch heating distribution vehicle (CN2482558Y) and has comprised the wheel below draw beam, vehicle frame and the vehicle frame, and vehicle frame is provided with car body, and the car body bottom is a body of heater; Oil gun moist closet and oil pump room are arranged in the car body; Reach central frame beam around the body of heater and be the grease chamber, power source is installed in the vehicle frame front, and this power source drives and is installed in the oil pump in the oil pump room; What be connected with oil pump is the petroleum pipeline rifle, on this petroleum pipeline rifle gun adapter is arranged.Though this device collection stove, jar are one, have heating soon, high efficiency; Characteristics such as energy-conservation, but this device is not provided with transfer and check mechanism equally, and it is dumb therefore to exist distribution vehicle to turn under steam equally; Cause tire wear; In case and tractor braking in the process of moving, what hang over tractor back drags the formula pitch sprinkling car often owing to can't effectively brake less than check mechanism independently, very easily causes problems such as security incident.
Chinese patent discloses a kind of steering mechanism (CN201052789Y) of trailer again; Two wheel buckets about it comprises, about the outsides of two wheel buckets a left wheel, a right wheel are set separately, the inboard of left wheel is fixedly connected a left steering bar; Fixing one group of left hydraulic cylinder on the revolver bucket; The other end of left steering bar is hinged and connected on the expansion link of left hydraulic cylinder, and the inboard of right wheel is fixedly connected a right turn bar, and right wheel bucket is gone up fixing one group of right hydraulic cylinder; The other end of right turn bar is hinged and connected on the expansion link of right hydraulic cylinder, left and right two groups of hydraulic cylinders seal serial connection into and out of hydraulic fluid port each other through pipeline.This steering mechanism comes the driving left and right wheel to realize turning to through left and right two hydraulic cylinders are set, but its complex structure, cost is high.
Summary of the invention
the present invention has mainly provided a kind of transfer that has; And transfer is simple in structure; Turn to and drag the formula pitch sprinkling car flexibly; Solved the pitch sprinkling car that exists in the prior art transfer is not set, it is dumb not only can to cause the formula pitch sprinkling car of dragging to turn under steam, and causes the technical problem of tire wear etc.
the present invention provides a kind of check mechanism that has simultaneously again; And that can implement hand brake as required drags the formula pitch sprinkling car; Having solved the formula pitch sprinkling car that drags that exists in the prior art can't effectively brake, and therefore very easily causes the technical problem of security incident.
above-mentioned technical problem of the present invention mainly is able to solve through following technical proposals: a kind of formula pitch sprinkling car that drags comprises the chassis and is located at the wheel under the chassis that the end on the chassis is provided with flusher; Flusher is connected with asphalt storage tank on the chassis; The other end on chassis is provided with draft arm, between said draft arm and chassis, is provided with transfer, and said transfer comprises swing arm; The leading section of swing arm is rotatably connected on the draft arm; The rearward end of swing arm is rotatably connected on the chassis, between chassis and swing arm, is provided with planar pivot four-bar mechanism, and swing arm drives wheel through planar pivot four-bar mechanism and rotates synchronously.Distribution vehicle is mounted on the tractor through draft arm, and when tractor turned to, the swing arm that is rotatably connected on the draft arm was rotated through planar pivot four-bar mechanism drive wheel and tractor synchronously; Distribution vehicle and tractor are turned to simultaneously; Transfer is simple in structure, and cost is low, and distribution vehicle is turned to flexibly under steam; Reduce tire wear, prolonged the application life of tire.
are as preferred; Said planar pivot four-bar mechanism comprises longitudinal tie; One end of longitudinal tie horizontally rotates the rear end that is connected swing arm, and the other end horizontally rotates on the intermediate support seat, and the intermediate support seat horizontally rotates through second bearing pin and is connected on the chassis; Horizontally rotate an end that is connecting left drag link and right drag link on the intermediate support seat, the other end of left drag link and right drag link is rotatably connected on respectively on two wheels of chassis rear side.Swing arm drives the longitudinal tie rotation when turning to; Longitudinal tie drives the intermediate support seat and rotates; Left drag link and right drag link that the intermediate support seat drives both sides again simultaneously rotate simultaneously, and left drag link and right drag link drive two trailing wheel ipsilateral rotation of distribution vehicle respectively, and planar pivot four-bar mechanism is simple in structure; Turn to flexibly, cost is low.
as more preferably, said longitudinal tie, left drag link and right drag link are length-adjustable expansion link.Expansion link is convenient to the debugging installation.
have the horizontal arm-tie of first level as more preferably in the horizontal expansion of the rear end of said swing arm, and said longitudinal tie is rotatably connected on the outboard end of the horizontal arm-tie of first level; Wheel inboard corresponding to the chassis rear side is respectively equipped with horizontal push, and an end of horizontal push is fixed on the hub for vehicle wheel, and the other end is rotatably connected on respectively on left drag link and the right drag link.The horizontal arm-tie of first level is set in swing arm, makes between longitudinal tie and swing arm rotating shaft and form moment, reduced the radius size of swing arm; On the wheel hub of wheel, horizontal push is set, drives wheel, be convenient to being fixedly connected of left and right drag link and wheel by horizontal push.
conduct more preferably; Said intermediate support seat comprises that isoceles triangle plate and level be located at the horizontal arm-tie of second level and the gripper shoe at isoceles triangle plate drift angle place; Horizontal arm-tie of second level and longitudinal tie are rotationally connected; And the bearing of trend of the horizontal arm-tie of second level is identical with the horizontal arm-tie of first level, and gripper shoe is vertical with the horizontal arm-tie of second level and be rotatably connected on the chassis, and said left drag link and right drag link are rotatably connected on two bottom of isoceles triangle plate respectively.Through on the drift angle of isoceles triangle plate, rotating fulcrum being set, and driving the isoceles triangle plate by the horizontal arm-tie of second level that extend at the drift angle place and rotate, left and right drag link is rotationally connected respectively on two base angles of isoceles triangle plate; Drive wheel by left and right drag link again; Left and right drag link is isometric, and the isoceles triangle plate makes left and right drag link displacement consistent again, thereby guarantees that two trailing wheels rotate synchronously; And corner is identical, has improved the steering stability of distribution vehicle.
are as preferred; Between said draft arm and chassis, be provided with slide, said slide is the square casing shape, and an end of slide is sleeved on the leading section of swing arm; The other end of slide is fixed with long bolt; Long bolt extends internally and is slidingly connected at the leading section of swing arm, on corresponding to the long bolt between slide and swing arm, is set with back-moving spring, and said draft arm is rotatably connected on the leading section of slide through horizontal bearing pin.Draft arm is slidingly connected on the slide through long bolt; Slide is rotationally connected with draft arm again, and during the tractor braking, distribution vehicle can be along long bolt inertia slippage forward; Owing to be set with back-moving spring at long bolt; Therefore back-moving spring energy-absorbing during the slippage of distribution vehicle inertia slowly stops distribution vehicle, thereby has avoided distribution vehicle and tractor generation rigid collision.
as more preferably, is provided with open slot in the upper center of said slide, is provided with brake bar in the edge of open slot; Brake bar points to open slot; The swing arm corresponding with open slot is provided with hydraulic brake system, and said hydraulic brake system comprises brake pump, and brake pump is fixed in the swing arm; And the one of which end links to each other with the inboard brake disc of wheel through brake pipe, and the other end of brake pump links to each other with brake bar is coaxial through piston.Through hydraulic brake system is set above swing arm, and the piston on the hydraulic brake system links to each other with the brake bar of the top of slide is coaxial, when tractor is braked; Swing arm drives hydraulic brake system along long bolt inertia slippage forward, and the slide that is connected on the tractor keeps motionless, and promptly brake bar is motionless; The piston that brake bar is promoted on the hydraulic brake system moves backward; Brake fluid in the brake pump carries over brake pipe and flow to brake disc realization braking, and distribution vehicle can be realized braking automatically in the tractor braking thus, and is simple in structure; Be skillfully constructed, improved the safety of distribution vehicle.
conduct more preferably; Said brake bar comprises holder; Holder is fixed on the slide, is connected with pull bar in the holder corresponding with brake pump one end horizontal slip, and the other end is rotatably connected to handle; The outboard end of pull bar docks with piston on the brake pump, and the medial extremity of pull bar is rotatably connected on the handle.End through pull bar docks with piston, and other end handle is rotationally connected, and can realize the distribution vehicle braking forward through the manual control pull rod of handle according to the use needs, and mode of braking is flexible and changeable.
swing arm can directly be rotatably connected on the outside, chassis; As preferably; The leading flank middle part is provided with the swing arm hole on said chassis; Swing arm hole medial extremity level is provided with clamping plate, and said swing arm is a box section, and the rear end of swing arm is rotatably connected on the clamping plate through first bearing pin after passing the swing arm hole.Swing arm is passed the swing arm hole and is extended to the inboard, chassis; Not only guarantee the overall aesthetics of distribution vehicle; And but the planar pivot four-bar mechanism horizontal that is connected with swing arm is below the chassis; Can avoid planar pivot four-bar mechanism accidents caused with the external object interference in running thus, improve safety.
as more preferably, the pivot angle of said swing arm in the swing arm hole is 70 ° to 80 °.Reasonably pivot angle can guarantee that distribution vehicle turns to mild stablizing.
therefore, a kind of formula pitch sprinkling car that drags of the present invention has following advantage: distribution vehicle is mounted on the tractor through draft arm, when tractor turns to; The swing arm that is rotatably connected on the draft arm is rotated through planar pivot four-bar mechanism drive wheel and tractor synchronously, and distribution vehicle and tractor are turned to simultaneously, and transfer is simple in structure; Cost is low; Distribution vehicle turns to flexibly, reduces tire wear, has prolonged the application life of tire; Through hydraulic brake system is set above swing arm; When tractor was braked, swing arm drove hydraulic brake system inertia slippage forward, and brake bar promotes to move braking behind the piston on the hydraulic brake system; Distribution vehicle automatic synchronizing system in the tractor braking is moving thus; Simple in structure, be skillfully constructed, safety is good.
Description of drawings:
The structural representation of Fig. 1 when to be that the present invention is a kind of drag formula pitch sprinkling car cruising;
Fig. 2 is the local mansion view that removes behind the asphalt storage tank shown in Figure 1;
Fig. 3 is an A place enlarged drawing shown in Figure 2;
Fig. 4 is a B-B cutaway view Amplified image shown in Figure 2;
structural representation when Fig. 5 is shown in Figure 2 turning to.
The specific embodiment:
Pass through embodiment below
, and combine accompanying drawing, do further bright specifically technical scheme of the present invention.
Embodiment:
are as shown in Figure 1, and a kind of formula pitch sprinkling car that drags of the present invention comprises chassis 1 and is contained in four wheels 6 under the chassis 1; 1 rearward end is equipped with flusher 3 on the chassis, and asphalt storage tank 2 is housed above chassis 1, and flusher 3 is connected with asphalt storage tank 2; 1 leading flank middle part has a swing arm hole 11 on the chassis, and swing arm hole 11 medial extremity levels have been welded a pair of clamping plate 12,1 the front center draft arm 4 that is rotationally connected on the chassis; Be provided with transfer 5 and hydraulic brake system 9 at draft arm 4 and 1 on chassis, transfer 5 comprises the swing arm 51 of box section, and the rearward end of swing arm 51 is vertically passed 11 backs, swing arm hole and is rotatably connected on 12 of two clamping plates through first bearing pin 10; The pivot angle of swing arm 51 in swing arm hole 11 is 76 °, laterally upwards welded the one first horizontal arm-tie 52 of level in the rear end of swing arm 51, is provided with planar pivot four-bar mechanism at wheel 6 and 52 of the horizontal arm-ties of level corresponding to two back; Swing arm 51 drives wheel 6 through planar pivot four-bar mechanism and rotates synchronously, and as shown in Figure 2, planar pivot four-bar mechanism comprises longitudinal tie 71; One end of longitudinal tie 71 horizontally rotates the end that is connected the horizontal arm-tie 52 of first level; The other end horizontally rotates on intermediate support seat 72, and is as shown in Figure 3, and intermediate support seat 72 comprises that an isoceles triangle plate 721 and horizontal welding are connected on the horizontal arm-tie 722 of second level and gripper shoe 723 at isoceles triangle plate 721 drift angle places; The horizontal arm-tie 722 of second level is rotationally connected with the end of longitudinal tie 71; And horizontal arm-tie 722 of second level and the horizontal arm-tie 52 of first level are in the same way, and the horizontal arm-tie of gripper shoe 723 and second level 722 is vertical, and gripper shoe 723 horizontally rotates through second bearing pin 55 and is connected on the chassis 1; At two bottom of isoceles triangle plate 721 be rotationally connected respectively left drag link 73 and right drag link 74; Longitudinal tie 71, left drag link 73 and right drag link 74 are length-adjustable expansion link, and the equal in length of left drag link 73 and right drag link 74, on two wheels, the 6 inboard wheel hubs corresponding to chassis 1 rear side, a horizontal push 8 have been installed respectively; Horizontal push 8 and wheel 6 parallel sided and symmetrical distribution; Left side drag link 73 and right drag link 74 are rotatably connected on the end of two horizontal push 8 respectively, and be as shown in Figure 4, at draft arm 4 and 51 of swing arms a slide 13 is housed; Slide 13 is square housing; The rear end of slide 13 is sleeved on the leading section of swing arm 51, and the front end of slide 13 has fastened two long bolts 14 through two nut clip respectively, and the rear end of long bolt 14 extends inwardly to the leading section of swing arm 51; And hang over swing arm 51 front ends through a nut card; Swing arm 51 can be slided along two long bolt 14 front and back, on the long bolt 14 corresponding to 51 of slide 13 and swing arms, be set with a back-moving spring 15, draft arm 4 is rotatably connected on the leading section of slide 13 through horizontal bearing pin 17.Longitudinally have the open slot 16 of a strip in the upper center of slide 13; Fixing brake bar 10 at the middle part, edge of open slot 16 front sides; Brake bar 10 comprises holder 101, and holder 101 is through being bolted on slide 13 end faces, and horizontal slip is connected with a pull bar 102 on holder 101; Open slot 16 is pointed in the rear end of pull bar 102; Front end is rotatably connected on the handle 103, is fixed with a hydraulic brake system 9 in the swing arm 51 corresponding with open slot 16, and hydraulic brake system 9 comprises the brake pump 91 that is fixed in the swing arm 51; One end of brake pump 91 links to each other with wheel 6 inboard brake discs through brake pipe 92, and the other end of brake pump 91 is through piston and 102 coaxial linking to each other of brake bar pull bar.
are as shown in Figure 5; When tractor turn right to the time; Tractor drives draft arm 4 and turns right, and draft arm 4 drives swing arm 51 and clockwise rotates along first bearing pin 10, and the horizontal arm-tie 52 of the level of swing arm 51 rearward end rotates synchronously; Further pulling longitudinal tie 71 reaches; Longitudinal tie 71 drives intermediate support seat 72 again and clockwise rotates along second bearing pin 55, intermediate support seat 72 and then drive left drag link 73 and rotates synchronously with right drag link 74, and left drag link 73 is turned right through two wheels 6 of horizontal push 8 drive rear sides respectively with right drag link 74 more synchronously.As shown in Figure 4; When tractor is braked; The slide 13 that is connected on the tractor stops with tractor synchronously; And swing arm 51 drives hydraulic brake system 9 along long bolt 14 inertia slippage forward, and the brake bar 10 that is installed on the slide 13 promotes the mobile backward realization braking of piston on the hydraulic brake system 9.
specific embodiment described herein only is that design of the present invention is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Claims (10)
1. one kind is dragged the formula pitch sprinkling car; Comprise chassis (1) and be located at the wheel (6) under the chassis (1); One end of (1) is provided with flusher (3) on the chassis, and flusher (3) is connected with asphalt storage tank (2) on chassis (1), and the other end of chassis (1) is provided with draft arm (4); It is characterized in that: between said draft arm (4) and chassis (1), be provided with transfer (5); Said transfer (5) comprises swing arm (51), and the leading section of swing arm (51) is rotatably connected on the draft arm (4), and the rearward end of swing arm (51) is rotatably connected on the chassis (1); Between chassis (1) and swing arm (51), be provided with planar pivot four-bar mechanism, swing arm (51) drives wheel (6) through planar pivot four-bar mechanism and rotates synchronously.
2. a kind of formula pitch sprinkling car that drags according to claim 1; It is characterized in that: said planar pivot four-bar mechanism comprises longitudinal tie (71); One end of longitudinal tie (71) horizontally rotates the rear end that is connected swing arm (51); The other end horizontally rotates on intermediate support seat (72); Intermediate support seat (72) horizontally rotates through second bearing pin (55) and is connected on the chassis (1), horizontally rotates an end that is connecting left drag link (73) and right drag link (74) on the intermediate support seat (72), and the other end of left drag link (73) and right drag link (74) is rotatably connected on respectively on two wheels (6) of chassis (1) rear side.
3. a kind of formula pitch sprinkling car that drags according to claim 2 is characterized in that: said longitudinal tie (71), left drag link (73) and right drag link (74) are length-adjustable expansion link.
4. a kind of formula pitch sprinkling car that drags according to claim 2; It is characterized in that: the rear end horizontal expansion in said swing arm (51) has the horizontal arm-tie of first level (52), and said longitudinal tie (71) is rotatably connected on the outboard end of the horizontal arm-tie of first level (52); Wheel (6) inboard corresponding to chassis (1) rear side is respectively equipped with horizontal push (8), and an end of horizontal push (8) is fixed on wheel (6) wheel hub, and the other end is rotatably connected on respectively on left drag link (73) and the right drag link (74).
5. a kind of formula pitch sprinkling car that drags according to claim 2; It is characterized in that: said intermediate support seat (72) comprises that isoceles triangle plate (721) and level be located at the horizontal arm-tie of second level (722) and the gripper shoe (723) at isoceles triangle plate (721) drift angle place; The horizontal arm-tie of second level (722) is rotationally connected with longitudinal tie (71); And the bearing of trend of the horizontal arm-tie of second level (722) is identical with the horizontal arm-tie of first level (52); Gripper shoe (723) is vertical with the horizontal arm-tie of second level (722) and be rotatably connected on the chassis (1), and said left drag link (73) and right drag link (74) are rotatably connected on two bottom of isoceles triangle plate (721) respectively.
6. according to any described a kind of formula pitch sprinkling car that drags in the claim 1 to 6; It is characterized in that: between said draft arm (4) and chassis (1), be provided with slide (13); Said slide (13) is the square casing shape; One end of slide (13) is sleeved on the leading section of swing arm (51), and the other end of slide (13) is fixed with long bolt (14), and long bolt (14) extends internally and is slidingly connected at the leading section of swing arm (51); On corresponding to the long bolt (14) between slide (13) and swing arm (51), be set with back-moving spring (15), said draft arm (4) is rotatably connected on the leading section of slide (13) through horizontal bearing pin (17).
7. a kind of formula pitch sprinkling car that drags according to claim 6; It is characterized in that: the upper center at said slide (13) is provided with open slot (16); Be provided with brake bar (10) in the edge of open slot (16), brake bar (10) points to open slot (16), and the swing arm (51) corresponding with open slot (16) is provided with hydraulic brake system (9); Said hydraulic brake system (9) comprises brake pump (91); Brake pump (91) is fixed in the swing arm (51), and the one of which end links to each other through the inboard brake disc of brake pipe (92) and wheel (6), and the other end of brake pump (91) passes through piston and coaxial linking to each other of brake bar (10).
8. a kind of formula pitch sprinkling car that drags according to claim 7; It is characterized in that: said brake bar (10) comprises holder (101); Holder (101) is fixed on the slide (13); Be connected with pull bar (102) in the holder corresponding (101) one end horizontal slips with brake pump (91); The other end is rotatably connected to handle (103), and the outboard end of pull bar (102) docks with piston on the brake pump (91), and the medial extremity of pull bar (102) is rotatably connected on the handle (103).
9. according to any described a kind of formula pitch sprinkling car that drags in the claim 1 to 5; It is characterized in that: the leading flank middle part is provided with swing arm hole (11) on said chassis (1); Swing arm hole (11) medial extremity level is provided with clamping plate (12); Said swing arm (51) is a box section, and the rear end of swing arm (51) is passed back, swing arm hole (11) and is rotatably connected on the clamping plate (12) through first bearing pin (10).
10. a kind of formula pitch sprinkling car that drags according to claim 9 is characterized in that: the pivot angle of said swing arm (51) in swing arm hole (11) is 70 ° to 80 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103440673A CN102409593A (en) | 2011-11-04 | 2011-11-04 | Towed asphalt distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103440673A CN102409593A (en) | 2011-11-04 | 2011-11-04 | Towed asphalt distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102409593A true CN102409593A (en) | 2012-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103440673A Pending CN102409593A (en) | 2011-11-04 | 2011-11-04 | Towed asphalt distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102409593A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017987A (en) * | 2018-08-28 | 2018-12-18 | 江苏沃得高新农业装备有限公司 | Large-scale rake wheel follower steering device |
| CN109703305A (en) * | 2018-12-03 | 2019-05-03 | 贵州航天特种车有限责任公司 | A kind of traction holder structure transmitting brake force |
| CN113479227A (en) * | 2021-07-12 | 2021-10-08 | 上海工程技术大学 | Multi-azimuth buffer for railway vehicle bogie |
| CN114670739A (en) * | 2022-04-02 | 2022-06-28 | 重庆科创职业学院 | A trailer that charges for new energy automobile maintenance |
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| DE4212518A1 (en) * | 1991-04-15 | 1992-10-22 | Fast Verdini Spa | Street-asphalt or concrete cutting machine - uses sensor detecting position of street-mounted guide rails to control rear axle position for steering |
| US5219450A (en) * | 1991-01-28 | 1993-06-15 | Thurk John H | Mobile asphalt mix plant with component sensing and distinct steering means |
| CN2482558Y (en) * | 2001-07-09 | 2002-03-20 | 李文义 | Tracting asphalt heating distributor |
| CN201202063Y (en) * | 2008-04-16 | 2009-03-04 | 刘廷国 | Fog seal asphalt spreading car |
| CN201800769U (en) * | 2010-04-01 | 2011-04-20 | 上海景想广告传播有限公司 | Steering mechanism of advertising vehicle |
| CN102211570A (en) * | 2010-04-01 | 2011-10-12 | 上海景想广告传播有限公司 | Advertising vehicle chassis structure |
| CN202347399U (en) * | 2011-11-04 | 2012-07-25 | 傅燕桥 | Drag type asphalt distributor |
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| US5219450A (en) * | 1991-01-28 | 1993-06-15 | Thurk John H | Mobile asphalt mix plant with component sensing and distinct steering means |
| DE4212518A1 (en) * | 1991-04-15 | 1992-10-22 | Fast Verdini Spa | Street-asphalt or concrete cutting machine - uses sensor detecting position of street-mounted guide rails to control rear axle position for steering |
| CN2482558Y (en) * | 2001-07-09 | 2002-03-20 | 李文义 | Tracting asphalt heating distributor |
| CN201202063Y (en) * | 2008-04-16 | 2009-03-04 | 刘廷国 | Fog seal asphalt spreading car |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109017987A (en) * | 2018-08-28 | 2018-12-18 | 江苏沃得高新农业装备有限公司 | Large-scale rake wheel follower steering device |
| CN109017987B (en) * | 2018-08-28 | 2024-10-11 | 江苏沃得高新农业装备有限公司 | Wheel follow-up steering device of large-scale rake |
| CN109703305A (en) * | 2018-12-03 | 2019-05-03 | 贵州航天特种车有限责任公司 | A kind of traction holder structure transmitting brake force |
| CN109703305B (en) * | 2018-12-03 | 2022-04-22 | 贵州航天特种车有限责任公司 | Traction seat structure capable of transmitting braking force |
| CN113479227A (en) * | 2021-07-12 | 2021-10-08 | 上海工程技术大学 | Multi-azimuth buffer for railway vehicle bogie |
| CN114670739A (en) * | 2022-04-02 | 2022-06-28 | 重庆科创职业学院 | A trailer that charges for new energy automobile maintenance |
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Application publication date: 20120411 |