CN111379212A - Front spraying device of pavement maintenance vehicle and pavement maintenance vehicle - Google Patents
Front spraying device of pavement maintenance vehicle and pavement maintenance vehicle Download PDFInfo
- Publication number
- CN111379212A CN111379212A CN201811624792.4A CN201811624792A CN111379212A CN 111379212 A CN111379212 A CN 111379212A CN 201811624792 A CN201811624792 A CN 201811624792A CN 111379212 A CN111379212 A CN 111379212A
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- spray
- frame
- mounting seat
- horizontal
- spraying
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/03—Arrangements for curing paving; Devices for applying curing means; Devices for laying prefabricated underlay, e.g. sheets, membranes; Protecting paving under construction or while curing, e.g. use of tents
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/02—Mobile apparatus, e.g. watering-vehicles
Abstract
The invention relates to a front spraying device of a pavement maintenance vehicle and the pavement maintenance vehicle. The pavement maintenance vehicle comprises a vehicle frame and a front spraying device connected to the vehicle frame, wherein the front spraying device comprises a spraying frame and a spraying frame mounting seat hinged to the spraying frame, a telescopic driving device used for pushing the spraying frame to swing left and right is hinged between the spraying frame and the spraying frame mounting seat, an intermediate connecting piece is arranged between the telescopic driving device and the spraying frame and/or between the telescopic driving device and the spraying frame mounting seat, and a vertical hinged structure and a horizontal hinged structure are arranged on a connecting piece main body of the connecting piece. The middle connecting piece has vertical hinge structure and horizontal hinge structure, and vertical hinge structure is articulated with spraying frame and/or spraying frame mount pad, and horizontal hinge structure is articulated with flexible drive arrangement, and flexible drive arrangement can the tilting, has avoided flexible drive arrangement to receive the destructive power of upper and lower direction and has damaged, need not often change flexible drive arrangement, has reduced the maintenance cost of vehicle.
Description
Technical Field
The invention relates to a front spraying device of a pavement maintenance vehicle and the pavement maintenance vehicle.
Background
At present, a front spraying device of a road maintenance vehicle, particularly a pure electric road maintenance vehicle is usually provided with a telescopic driving device on the front spraying device, a spraying frame can move left and right through the telescopic driving device, the spraying direction of the front spraying device is changed, and the spraying area is increased. The front spraying device in the current industry mainly comprises a swinging lifting type and a vertical lifting type. If in the chinese utility model patent of the publication No. CN202055214U, a miniature road maintenance vehicle cleaning device is disclosed, what adopted is just the swing over-and-under type preceding spray set, and the seat is rotated in the up-and-down direction by the drive of back electric push rod, and the spray rack is driven by the telescopic driving device to rotate in the left-and-right direction along the hinge axis of the spray rack, but the stroke is longer and the action is slow when the swing over-and-under type preceding spray set rotates up-and-down.
What generally used in the present industry is vertical lift's preceding spray set, provide one kind in the chinese utility model patent that the publication number is CN205711930U and adjustable to spraying belt cleaning device, what adopt is vertical lift's preceding spray set, this belt cleaning device is including installing the mount on the frame, and through the guide shaft about the slide holder of direction assembly on the mount, still install the vertical push rod that drives the slide holder and rise or descend on the mount, it has the spray rack that is used for installing the spray tube to articulate on the slide holder, the articulated axis of spray rack is in upper and lower direction, the slide holder forms the spray rack mount pad, it has flexible drive arrangement still to articulate on the slide holder, flexible drive arrangement drive spray rack takes place to rotate in left and right directions along the articulated axis of spray rack.
Among the two front spray devices, both the swing-up front spray device and the vertical-up front spray device are provided with a telescopic driving device; because the loading direction of the telescopic driving device is the horizontal direction, the telescopic driving device is easy to damage when being impacted in the vertical direction; in the actual use process, due to factors such as impact on the road surface, vertical and horizontal swinging of the spray rack and the like, the telescopic driving device continuously receives vertical impact force, the telescopic driving device easily breaks down, the function of the spray device is invalid and cannot act, the electric push rod needs to be replaced frequently, the maintenance cost of the road maintenance vehicle is improved, and no effective solution or means exists in the whole industry.
Disclosure of Invention
The invention aims to provide a front spraying device of a pavement maintenance vehicle, which aims to solve the problem that a telescopic driving device in the prior art is easy to damage; meanwhile, the invention also provides a pavement maintenance vehicle, which solves the problem of high maintenance cost of the pavement maintenance vehicle caused by easy damage of the telescopic driving device in the prior art.
In order to achieve the aim, the technical scheme of the front spraying device of the pavement maintenance vehicle is as follows: front spray set of road surface maintenance car, including the spray frame that is used for installing the spray tube with supply to spray and spray the frame and follow vertical axis articulated spray frame mount pad, spray and have the flexible drive arrangement who is used for promoting spray frame horizontal hunting between frame and the spray frame mount pad, be equipped with the intermediate junction spare between flexible drive arrangement and spray frame and/or the spray frame mount pad, the intermediate junction spare includes the connecting piece main part, is equipped with in the connecting piece main part with corresponding spray frame or spray the frame mount pad along vertical axis articulated vertical hinge structure, still is equipped with and holds along horizontal axis articulated horizontal hinge structure with flexible drive arrangement's correspondence.
The front spraying device of the pavement maintenance vehicle has the beneficial effects that: the middle connecting piece is provided with a vertical hinge structure and a horizontal hinge structure, the vertical hinge structure can be hinged with the spray rack and/or the spray rack mounting seat, the horizontal hinge structure can be hinged with the telescopic driving device, and the telescopic driving device can rotate in the horizontal direction around a vertical hinge axis of the vertical hinge structure, so that the spray rack is driven to rotate in the left and right directions around the hinge axis of the spray rack, and the normal work of the spray rack is ensured; the telescopic driving device can also rotate in the vertical direction along the horizontal hinge axis of the horizontal hinge structure, can move in the vertical direction when the telescopic driving device is impacted by the road surface, plays a certain buffering role, effectively avoids the situation that destructive power damages the telescopic driving device, and solves the problem that the telescopic driving device is easy to damage in the prior art.
Furthermore, the connecting piece main body comprises a base plate, a horizontal lug plate and a vertical lug plate are respectively arranged on two side surfaces of the base plate, the vertical hinge structure is a hinge hole arranged on the horizontal lug plate, and the horizontal hinge structure is a hinge hole arranged on the vertical lug plate; the base plate is provided with the ear plate, the ear plate is provided with the hinge hole to form the vertical hinge structure and the horizontal hinge structure, and the structure is simple and convenient to set.
Furthermore, the connecting piece is arranged between the telescopic driving device and the spray frame, the spray frame mounting seat is provided with a vibration damping element, and one end of the telescopic driving device corresponding to the spray frame mounting seat is connected to the vibration damping element; the connecting piece is arranged between the telescopic driving device and the spraying frame, so that the telescopic driving device can move up and down, the telescopic driving device is connected to the vibration damping element of the mounting seat of the spraying frame, and the vibration damping element buffers and absorbs the shaking and impact in the vertical direction, so that the telescopic driving device is further protected.
Furthermore, the vibration damping element is a rubber vibration damper fixed on the spray frame mounting seat; the rubber damper is used as a damping element, so that the technology is mature, the realization is easy, and the cost is lower.
Further, the mounting axis of the rubber damper extends in the front-rear direction; the rubber shock absorber is convenient to install on the spray frame installation seat.
Furthermore, the rubber shock absorbers are clamped on two sides of the spray frame mounting seat, and an elastic interlayer is arranged between the circumferential direction of the mounting shaft and the spray frame mounting seat; the rubber shock absorber presss from both sides the both sides of putting the mount pad at spraying, can bear the axial buffer force of installation axle, sets up the elasticity intermediate layer between the circumference of installation axle and the mount pad that sprays, can cushion the buffer force of rubber shock absorber circumference, weakens the impact force that flexible drive arrangement received.
Further, the spray frame mounting seat comprises a spray frame mounting seat main body and a fixed arm arranged on one side of the spray frame mounting seat main body in the left-right direction, and the telescopic driving device is connected to the fixed arm; the fixed arm is arranged to increase the flexibility of the spray frame mounting seat, so that the telescopic driving device can have a better buffering effect when being impacted; when the vibration reduction element is arranged on the spray frame mounting seat, the fixed arm is arranged, so that the vibration reduction element is conveniently mounted.
Furthermore, one of the spray frame mounting seat and the spray frame is provided with an upper ear plate and a lower ear plate which are arranged at intervals up and down, and a cushion layer for eliminating gaps between the other of the spray frame mounting seat and the upper ear plate and between the other of the spray frame mounting seat and the spray frame and the upper ear plate and/or between the other of the spray frame mounting seat and the lower ear plate and the upper ear plate and/or between the other of the spray frame mounting seat and the lower ear; set up otic placode and otic placode down and can strengthen the stability of spraying the articulated department of frame, set up the bed course and eliminated the clearance between otic placode and the lower otic placode, play spacing and the effect of support, avoid whole spraying frame to take place to rock in going, damage and the flexible drive arrangement who sprays the frame and link to each other.
Furthermore, the upper ear plate and the lower ear plate are arranged on the spray frame mounting seat, the lower ear plate is provided with a forward extending part, and the forward extending part is provided with a nylon cushion for supporting the spray frame mounting seat; the lower otic placode plays the effect that supports the spray rack, and the part that sets up the protrusion with the lower otic placode can play better supporting effect to the spray rack, and extension portion sets up nylon cushion in the front and can weaken the impact force that the spray rack was applyed for flexible drive arrangement, protection flexible drive arrangement.
The technical scheme of the pavement maintenance vehicle is as follows: pavement maintenance car, including frame and the preceding spray set of connection on the frame, preceding spray set sprays the frame and supplies to spray and to spray the frame along vertical axis articulated spray frame mount pad including being used for installing the spray tube, sprays to have between frame and the spray frame mount pad to be used for promoting the flexible drive arrangement of spray frame horizontal hunting, be equipped with the intermediate junction spare between flexible drive arrangement and spray frame and/or the spray frame mount pad, the intermediate junction spare includes the connecting piece main part, is equipped with in the connecting piece main part with corresponding spray frame or spray frame mount pad along vertical axis articulated vertical hinge structure, still is equipped with and holds along horizontal axis articulated horizontal hinge structure with flexible drive arrangement's correspondence.
The pavement maintenance vehicle has the beneficial effects that: the middle connecting piece is provided with a vertical hinge structure and a horizontal hinge structure, the vertical hinge structure can be hinged with the spray rack and/or the spray rack mounting seat, the horizontal hinge structure can be hinged with the telescopic driving device, and the telescopic driving device can rotate in the horizontal direction around a vertical hinge axis of the vertical hinge structure, so that the spray rack is driven to rotate in the left and right directions around the hinge axis of the spray rack, and the normal work of the spray rack is ensured; the telescopic driving device can also rotate in the vertical direction along the horizontal hinge axis of the horizontal hinge structure, can move in the vertical direction when the telescopic driving device is impacted by the road surface, plays a certain buffering role, effectively avoids the situation that destructive power damages the telescopic driving device, does not need to frequently change the telescopic driving device, and reduces the maintenance cost of the vehicle.
Furthermore, the connecting piece main body comprises a base plate, a horizontal lug plate and a vertical lug plate are respectively arranged on two side surfaces of the base plate, the vertical hinge structure is a hinge hole arranged on the horizontal lug plate, and the horizontal hinge structure is a hinge hole arranged on the vertical lug plate; the base plate is provided with the ear plate, the ear plate is provided with the hinge hole to form the vertical hinge structure and the horizontal hinge structure, and the structure is simple and convenient to set.
Furthermore, the connecting piece is arranged between the telescopic driving device and the spray frame, the spray frame mounting seat is provided with a vibration damping element, and one end of the telescopic driving device corresponding to the spray frame mounting seat is connected to the vibration damping element; the connecting piece is arranged between the telescopic driving device and the spraying frame, so that the telescopic driving device can move up and down, the telescopic driving device is connected to the vibration damping element of the mounting seat of the spraying frame, and the vibration damping element buffers and absorbs the shaking and impact in the vertical direction, so that the telescopic driving device is further protected.
Furthermore, the vibration damping element is a rubber vibration damper fixed on the spray frame mounting seat; the rubber damper is used as a damping element, so that the technology is mature, the realization is easy, and the cost is lower.
Further, the mounting axis of the rubber damper extends in the front-rear direction; the rubber shock absorber is convenient to install on the spray frame installation seat.
Furthermore, the rubber shock absorbers are clamped on two sides of the spray frame mounting seat, and an elastic interlayer is arranged between the circumferential direction of the mounting shaft and the spray frame mounting seat; the rubber shock absorber presss from both sides the both sides of putting the mount pad at spraying, can bear the axial buffer force of installation axle, sets up the elasticity intermediate layer between the circumference of installation axle and the mount pad that sprays, can cushion the buffer force of rubber shock absorber circumference, weakens the impact force that flexible drive arrangement received.
Further, the spray frame mounting seat comprises a spray frame mounting seat main body and a fixed arm arranged on one side of the spray frame mounting seat main body in the left-right direction, and the telescopic driving device is connected to the fixed arm; the fixed arm is arranged to increase the flexibility of the spray frame mounting seat, so that the telescopic driving device can have a better buffering effect when being impacted; when the vibration reduction element is arranged on the spray frame mounting seat, the fixed arm is arranged, so that the vibration reduction element is conveniently mounted.
Furthermore, one of the spray frame mounting seat and the spray frame is provided with an upper ear plate and a lower ear plate which are arranged at intervals up and down, and a cushion layer for eliminating gaps between the other of the spray frame mounting seat and the upper ear plate and between the other of the spray frame mounting seat and the spray frame and the upper ear plate and/or between the other of the spray frame mounting seat and the lower ear plate and the upper ear plate and/or between the other of the spray frame mounting seat and the lower ear; set up otic placode and otic placode down and can strengthen the stability of spraying the articulated department of frame, set up the bed course and eliminated the clearance between otic placode and the lower otic placode, play spacing and the effect of support, avoid whole spraying frame to take place to rock in going, damage and the flexible drive arrangement who sprays the frame and link to each other.
Furthermore, the upper ear plate and the lower ear plate are arranged on the spray frame mounting seat, the lower ear plate is provided with a forward extending part, and the forward extending part is provided with a nylon cushion for supporting the spray frame mounting seat; the lower otic placode plays the effect that supports the spray rack, and the part that sets up the protrusion with the lower otic placode can play better supporting effect to the spray rack, and extension portion sets up nylon cushion in the front and can weaken the impact force that the spray rack was applyed for flexible drive arrangement, protection flexible drive arrangement.
Drawings
FIG. 1 is a schematic structural view of a front spray device of the road maintenance vehicle of the present invention;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic structural view of the sliding seat in FIG. 1;
FIG. 4 is a schematic structural view of the fixing frame of FIG. 1;
FIG. 5 is a schematic view of the structure of the connector of FIG. 1;
FIG. 6 is a schematic view of the rubber damper of FIG. 1;
wherein: 1-a fixed frame, 2-a spray frame mounting seat, 3-a spray frame, 4-a rubber shock absorber, 5-a horizontal electric push rod, 6-a middle connecting piece, 7-a nylon cushion, 8-a copper cushion, 9-a vertical electric push rod, 10-a mounting lug plate, 11-a fixed shaft hole, 12-an upper lug plate, 13-a lower lug plate, 14-a fixed arm, 15-a mounting arm, 16-a vertical guide rail, 17-a lower fixing lug plate, 18-a vertical hole, 19-a horizontal hole, 20-a main ring, 21-an auxiliary ring, 22-a mounting shaft and 23-a steel plate.
Detailed Description
The following describes the road maintenance vehicle of the present invention with reference to the accompanying drawings.
The embodiment of the pavement maintenance vehicle comprises a vehicle frame and a front spraying device connected to the vehicle frame, wherein the front spraying device comprises a fixed frame 1 fixed at the front end of the vehicle frame, a spraying frame installation seat 2 is assembled on the fixed frame 1 in a guiding mode, a spraying frame 3 is hinged to the spraying frame installation seat 2, and the axial direction of a hinged shaft of the spraying frame 3 extends in the vertical direction.
The structure of the fixing frame 1 is shown in fig. 4, and comprises two mounting arms 15, the mounting arms 15 are fixedly connected with a frame of a vehicle, two vertical guide rails 16 arranged in parallel are further arranged on the fixing frame 1, and a lower fixing lug plate 17 is further arranged between the two vertical guide rails 16.
The structure of the spray frame mounting base 2 is shown in fig. 3, one side of the spray frame mounting base 2 facing the fixed frame 1 is provided with two fixed shaft holes 11 which form guiding fit with the vertical guide rail 16, and the upper part of the spray frame mounting base 2 is also provided with a mounting lug plate 10. Still install perpendicular electric push rod 9 between spray rack mount pad 2 and the mount 1, the lower extreme and the lower fixed otic placode 17 fixed connection of perpendicular electric push rod 9, the upper end and the installation otic placode 10 fixed connection of perpendicular electric push rod 9 can make spray rack mount pad 2 reciprocate along vertical guide rail 16 through the flexible of perpendicular electric push rod 9 to the height of adjustment spray rack mount pad 2.
The front side of the spray frame mounting seat 2 is also provided with an upper ear plate 12 and a lower ear plate 13 which are arranged at an upper interval and a lower interval, a hinge shaft is arranged between the upper ear plate 12 and the lower ear plate 13, the spray frame 3 is provided with a shaft hole hinged with the hinge shaft, the spray frame 3 is fixed on the spray frame mounting seat 2 through the matching of the hinge shaft and the shaft hole, so that the spray frame 3 can move up and down along with the spray frame mounting seat 2, and the spray frame 3 is fixed on the spray frame mounting seat 2 in a hinged mode, therefore, the spray frame 3 can also swing left and right relative to the spray frame mounting seat 2, and the spray range of the front spray device is enlarged. The spray frame mounting seat is provided with an ear plate and a vertical hinge shaft, and the spray frame is provided with a shaft hole, so that the spray frame is hinged on the spray frame mounting seat, and the spray frame can rotate around the axis of the hinge shaft; similarly, the spray frame can be provided with an ear plate and a hinge shaft, and the spray frame mounting seat is provided with a shaft hole for realizing hinging.
In order to control the left-right swing of the spray frame 3, a telescopic driving device is further arranged between the spray frame mounting seat 2 and the spray frame 3, the telescopic driving device is horizontally arranged to control the left-right swing of the spray frame 3, a horizontal electric push rod 5 is selected as the telescopic driving device in the embodiment, the electric push rod is accurate in action and short in stroke, and automatic control is facilitated; but is easily damaged when it is subjected to an impact force perpendicular to the loading direction due to the characteristics of the electric putter, and thus it is necessary to prevent the horizontal electric putter 5 from being subjected to an impact force in the vertical direction. Of course, the telescopic driving device may also adopt a telescopic structure having a certain telescopic amount, such as a hydraulic cylinder, an air cylinder, and the like.
The hinged position of the spray frame mounting seat 2 and the spray frame 3 is provided with a cushion layer as shown in figure 2, and the cushion layer is used for eliminating the gap between the spray frame 3 and the upper ear plate 12 and the lower ear plate 13, plays the role of limiting and supporting, prevents the spray frame 3 from shaking up and down in the running process of work or vehicles, avoids the impact of the spray frame 3 on the horizontal electric push rod 5, and plays a role in protecting the horizontal electric push rod 5. The cushion layer in the embodiment is a copper cushion 8; in other embodiments, a cushion layer made of other materials can be adopted, or the cushion layer is not arranged, so that the gap is eliminated by improving the processing precision.
The lower ear plate 13 is provided with an extension part facing the spray rack 3 to form a Y-shaped lower ear plate, and the extension part of the lower ear plate 13 is also provided with a nylon cushion 7; lower otic placode 13 plays the effect that supports spray frame 3, and lower otic placode 13 is provided with the part of extension and can plays better supporting effect to spray frame 3, and the forward portion sets up nylon cushion 7 and can eliminate the vibration that sprays frame 3, protection level electricity push rod 5. In other embodiments, no nylon pad may be provided.
The spray rack mounting seat 2 is provided with a fixed arm 14 which is shown in fig. 3 and extends towards the left side of the spray rack mounting seat 2, a reinforcing structure is further arranged between the fixed arm 14 and the main body of the spray rack mounting seat 2 to enhance stability, the fixed arm 14 is arranged to increase the deflection of the spray rack mounting seat 2, so that the horizontal electric push rod 5 has certain deformation at one end fixed with the spray rack mounting seat 2, and meanwhile, the fixed arm 14 is arranged to facilitate the installation of the telescopic driving device. The left end of the fixed arm 14 is provided with a damping element, one end of the horizontal electric push rod 5 is arranged on the damping element, and the damping element is used for buffering and absorbing the shaking and impact of the vehicle in the vertical direction in the running process, so that the horizontal electric push rod 5 is further protected. The vibration damping element mainly plays a role in buffering the vibration of the spraying frame, and the vibration damping element is not arranged in other embodiments, so that the micro-swing of the horizontal electric push rod is realized only by utilizing the self-deformation and fit clearance of the frame body.
The damping element in the embodiment is the rubber damper 4, and the rubber damper is used as the damping element, so that the technology is mature, the realization is easy, and the cost is lower; the installation axis of the rubber shock absorber 4 extends along the front-back direction, so that the rubber shock absorber can be conveniently installed on the spray rack installation seat 2. In other embodiments, a rubber pad may be used as the vibration damping element, or other cushion layers with vibration damping function. The mounting axis of the rubber damper in this embodiment extends in the front-rear direction, and the mounting axis of the rubber damper in other embodiments may also extend in other directions, such as the loading direction toward the horizontal electric push rod.
The specific structure of the rubber damper 4 is shown in fig. 6, and includes a mounting shaft 22, and a primary ring 20 and a secondary ring 21 sleeved outside the mounting shaft 22, and steel plates 23 are further provided on both sides of the primary ring 20 and the secondary ring 21 for pressing the primary ring 20 and the secondary ring 21 on the fixing arm 14. The main ring 20 has an extension part extending between the mounting shaft 22 and the fixing arm 14, the extension part forms an elastic interlayer surrounding the mounting shaft 22, and the elastic interlayer can play a certain buffering role when the mounting shaft 22 bears the force in the circumferential direction, so that the horizontal electric push rod 5 connected with the rubber damper 4 is prevented from being damaged; the main ring 20 and the sub-ring 21 are interposed on both sides of the fixed arm 14, and serve to absorb an impact force in the horizontal direction applied to the horizontal electric rod 5. The attachment shaft 22 of the rubber damper 4 extends in the front-rear direction to absorb the impact force applied to the horizontal push rod 5 in the front-rear direction, and in other embodiments, the damper may be provided only on the side of the fixed arm to which the horizontal push rod is attached. An elastic interlayer is arranged between the mounting shaft 22 and the fixed arm 14, so that impact force (including the up-down direction) in the circumferential direction of the mounting shaft 22 can be buffered, the horizontal electric push rod 5 is protected, and meanwhile, the elastic interlayer is an extension part of the main ring 20, so that the whole rubber shock absorber 4 is more compact in structure; in other embodiments, a cylindrical elastic interlayer can be directly sleeved on the periphery of the mounting shaft, and then the main ring and the auxiliary ring are sleeved on the elastic interlayer, so that the main ring and the auxiliary ring are simple in structure and easy to mount.
The horizontal electric push rod 5 is connected with the spray frame 3 through an intermediate connecting piece 6, the concrete structure of the intermediate connecting piece 6 is shown in figure 5, the intermediate connecting piece 6 is provided with a base plate extending along the vertical direction, one side surface of the base plate is provided with two horizontal ear plates arranged at intervals along the horizontal direction, the two horizontal ear plates are respectively provided with a vertical hole 18 penetrating through the horizontal ear plates, and the vertical holes 18 form a vertical hinged structure; the other side of the base plate is provided with two vertical ear plates which are arranged at intervals along the vertical direction, the two vertical ear plates are respectively provided with a horizontal hole 19 which penetrates through the vertical ear plates, and the horizontal holes 19 form a horizontal hinge structure. The two vertical holes 18 are used for being hinged with corresponding vertical hinged shafts on the spray rack 3, and the two horizontal holes 19 are used for being hinged with corresponding horizontal hinged shafts on the horizontal electric push rod 5. The horizontal electric push rod 5 can rotate around the vertical hinged shaft in the horizontal direction, so that the driving spray rack 3 can rotate around the hinged axis of the spray rack, and the normal work of the spray rack 3 is ensured; horizontal electric putter 5 can also take place the rotation of upper and lower direction around horizontal articulated shaft, can move about on the upper and lower direction when horizontal electric putter 5 receives the impact on road surface, has cushioned the impact force of upper and lower direction, has effectively avoided horizontal electric putter 5 to receive the impact force damage.
The middle connecting piece 6 is mainly arranged for releasing the rotational freedom degree of the horizontal electric push rod 5 in the horizontal direction, the rubber shock absorber 4 is arranged at one end, fixed with the spray rack mounting seat 2, of the horizontal electric push rod 5, micro elastic deformation can occur, and the horizontal hinge shaft is arranged at one end, connected with the spray rack 3, of the horizontal electric push rod 5, so that the horizontal electric push rod 5 can move up and down, the impact force in the up-and-down direction is buffered, and the lug plates and the corresponding holes are arranged on the two sides of the base plate of the middle connecting piece 6 in the embodiment to form a horizontal hinge structure and a vertical hinge structure; in other embodiments, the horizontal hinge structure of the middle connecting piece can be a horizontal hinge shaft, the axis of the horizontal hinge shaft extends along the horizontal direction, and the hinge end of the horizontal electric push rod is provided with a vertical lug plate and a horizontal hole; the vertical hinge structure of the same middle connecting piece can also be set as a vertical hinge shaft, the axis of the vertical hinge shaft extends along the vertical direction, and a horizontal lug plate and a vertical hole are arranged on the spraying frame. Horizontal otic placode and vertical otic placode in this embodiment all set up two, can play good fixed action, also can set up the quantity of horizontal otic placode to one in other embodiments, and the quantity of vertical otic placode can only set up one certainly.
The horizontal electric push rod 5 is connected with the rubber shock absorber 4 on the spray frame mounting seat 2 through a vertical hinged shaft, the axis direction of the vertical hinged shaft extends along the vertical direction, so that the horizontal electric push rod 5 can swing left and right, in other embodiments, the horizontal electric push rod and the rubber shock absorber can also be connected through an intermediate connecting piece, at the moment, both ends of the horizontal electric push rod can move up and down, so that the horizontal electric push rod has larger degree of freedom; or the horizontal electric push rod and the rubber shock absorber can be connected by adopting an intermediate connecting piece, and the horizontal electric push rod and the spray frame are connected by adopting a vertical hinge shaft.
The front spray device in the embodiment is of a vertical lifting type, but the front spray device of a swinging lifting type also comprises a spray frame, a spray frame mounting seat and a horizontal electric push rod.
The road maintenance vehicle adopts the vertical lifting front spraying device, the vibration damping element is arranged at the joint of the spray frame mounting seat and the horizontal electric push rod to eliminate the impact force in the vertical direction on the horizontal electric push rod, the middle connecting piece is adopted at the joint of the horizontal electric push rod and the spray frame to enable the horizontal electric push rod to move up and down, meanwhile, the hinged part of the spray frame mounting seat and the spray frame is provided with the cushion layer to eliminate the gap to prevent the spray frame from shaking up and down to damage the horizontal electric push rod, the hinged part of the spray frame mounting seat and the spray frame is also provided with the nylon cushion to weaken the impact force transmitted by the spray frame to the electric push rod, the horizontal electric push rod is fully protected, the working time of the horizontal electric push rod is prolonged, and the maintenance cost of the vehicle is reduced.
The embodiment of the front spray device of the road maintenance vehicle of the invention has the same structure as the front spray device in the road maintenance vehicle, and the details are not repeated herein.
Claims (10)
1. Front spray set of road surface maintenance car, including the spray frame that is used for installing the spray tube with supply to spout and to spout the frame and follow vertical axis articulated spray frame mount pad, spray frame and spray between the frame mount pad articulated have be used for promoting the flexible drive arrangement who sprays frame horizontal hunting, its characterized in that: the middle connecting piece is arranged between the telescopic driving device and the spray frame and/or the spray frame mounting seat and comprises a connecting piece main body, a vertical hinge structure which is hinged to the corresponding spray frame or the spray frame mounting seat along a vertical axis is arranged on the connecting piece main body, and a horizontal hinge structure which is hinged to the corresponding end of the telescopic driving device along a horizontal axis is further arranged on the connecting piece main body.
2. The front spray device of a road maintenance vehicle of claim 1, characterized in that: the connecting piece main part includes the base plate, is equipped with horizontal otic placode and vertical otic placode on the both sides face of base plate respectively, and vertical hinge structure is the hinge hole of setting on horizontal otic placode, and horizontal hinge structure is the hinge hole of setting on vertical otic placode.
3. The front spray device of a road maintenance vehicle of claim 1, characterized in that: the connecting piece is arranged between the telescopic driving device and the spraying frame, the vibration damping element is arranged on the spraying frame mounting seat, and one end of the telescopic driving device corresponding to the spraying frame mounting seat is connected to the vibration damping element.
4. A front shower unit for a road maintenance vehicle according to claim 3, characterized in that: the vibration reduction element is a rubber vibration reducer fixed on the spray frame mounting seat.
5. The front shower device of a road maintenance vehicle of claim 4, wherein: the mounting axis of the rubber damper extends in the front-rear direction.
6. The front shower device of a road maintenance vehicle of claim 5, wherein: the rubber shock absorber clamps and is in the both sides of spraying frame mount pad, be equipped with the elasticity intermediate layer between the circumference of installation axle and the spraying frame mount pad.
7. A front shower device for a road maintenance vehicle according to any one of claims 1 to 6, characterized in that: the spray rack mounting seat comprises a spray rack mounting seat main body and a fixed arm arranged on one side of the left and right directions of the spray rack mounting seat main body, and the telescopic driving device is connected to the fixed arm.
8. The front shower device of a road maintenance vehicle of claim 7, wherein: one of the spray frame mounting seat and the spray frame is provided with an upper ear plate and a lower ear plate which are arranged at an upper interval and a lower interval, and a cushion layer for eliminating a gap between the other of the spray frame mounting seat and the spray frame and the upper ear plate and the lower ear plate is arranged between the other of the spray frame mounting seat and the spray frame and/or the lower ear plate.
9. The front shower device of a road maintenance vehicle of claim 8, wherein: go up otic placode and otic placode setting down on the spray rack mount pad, be equipped with the anteextension part down on the otic placode, be equipped with the nylon cushion that is used for supporting the seat that sprays on the anteextension part.
10. The pavement maintenance vehicle comprises a vehicle frame and a front spraying device connected to the vehicle frame, and is characterized in that: the front spray device is the front spray device in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811624792.4A CN111379212B (en) | 2018-12-28 | 2018-12-28 | Front spraying device of pavement maintenance vehicle and pavement maintenance vehicle |
Applications Claiming Priority (1)
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| CN201811624792.4A CN111379212B (en) | 2018-12-28 | 2018-12-28 | Front spraying device of pavement maintenance vehicle and pavement maintenance vehicle |
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| CN111379212A true CN111379212A (en) | 2020-07-07 |
| CN111379212B CN111379212B (en) | 2021-08-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709227A (en) * | 2020-12-24 | 2021-04-27 | 恒天九五重工有限公司 | Erecting system of pile driver |
| CN112709226A (en) * | 2020-12-24 | 2021-04-27 | 恒天九五重工有限公司 | Erecting method of pile driver |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683695Y (en) * | 2004-03-25 | 2005-03-09 | 福建省龙岩市龙马专用车辆制造有限公司 | Pavement side flushing device for vehicle |
| CN202280038U (en) * | 2011-10-28 | 2012-06-20 | 鞍山森远路桥股份有限公司 | Horizontal-impact snow removal shovel |
| WO2012174910A1 (en) * | 2011-06-24 | 2012-12-27 | 广东白云清洁科技有限公司 | Device for sweeping vehicle wiper to apply force to ground |
| CN103469753A (en) * | 2013-09-12 | 2013-12-25 | 长沙中联重科环卫机械有限公司 | Deflection control device of water spraying frame and cleaning vehicle |
| CN207211045U (en) * | 2017-09-13 | 2018-04-10 | 郑州宇通重工有限公司 | A kind of preceding spray frame with crusherbull zone mechanism applied to Street surface cleaning car |
-
2018
- 2018-12-28 CN CN201811624792.4A patent/CN111379212B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2683695Y (en) * | 2004-03-25 | 2005-03-09 | 福建省龙岩市龙马专用车辆制造有限公司 | Pavement side flushing device for vehicle |
| WO2012174910A1 (en) * | 2011-06-24 | 2012-12-27 | 广东白云清洁科技有限公司 | Device for sweeping vehicle wiper to apply force to ground |
| CN202280038U (en) * | 2011-10-28 | 2012-06-20 | 鞍山森远路桥股份有限公司 | Horizontal-impact snow removal shovel |
| CN103469753A (en) * | 2013-09-12 | 2013-12-25 | 长沙中联重科环卫机械有限公司 | Deflection control device of water spraying frame and cleaning vehicle |
| CN207211045U (en) * | 2017-09-13 | 2018-04-10 | 郑州宇通重工有限公司 | A kind of preceding spray frame with crusherbull zone mechanism applied to Street surface cleaning car |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709227A (en) * | 2020-12-24 | 2021-04-27 | 恒天九五重工有限公司 | Erecting system of pile driver |
| CN112709226A (en) * | 2020-12-24 | 2021-04-27 | 恒天九五重工有限公司 | Erecting method of pile driver |
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| Publication number | Publication date |
|---|---|
| CN111379212B (en) | 2021-08-31 |
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