CN115977012A - Sectional type automatic obstacle avoidance front water spraying frame and pavement maintenance vehicle - Google Patents

Abstract

The invention discloses a sectional type automatic obstacle avoidance front water spraying frame and a pavement maintenance vehicle, which comprise: base, spacing portion, swinging arms, spray lance, the piece that resets, spray lance and swinging arms fixed connection, the pivot that vertical setting was passed through to the one end of swinging arms is articulated with the base, and spacing portion is connected with the pivot, and the one end and the spacing portion of the piece that resets are connected, and the other end is connected with the swinging arms. When the barrier was touched to the spray lance, the swinging arms revolute the rotation axis and swing backward can be followed to the spray lance to avoid rigidity striking spray lance, in order to avoid damaging the spray lance, thereby improved the life of spray lance, after waiting to cross the barrier, under the effect of piece that resets, the swinging arms revolutes the rotation axis and swings forward and resets, after swinging arms and spacing contact, can block the swinging arms and continue to swing forward, in order to guarantee the normal water spray operation of spray lance.

Description

Sectional type automatic obstacle avoidance front water spraying frame and pavement maintenance vehicle

Technical Field

The invention relates to the technical field of environmental sanitation equipment, in particular to a sectional type automatic obstacle avoidance front water spraying frame and a pavement maintenance vehicle comprising the same.

Background

The road surface maintenance vehicle is a common device in the environmental sanitation field, a front water spraying frame is usually arranged at the front lower end of a vehicle cab, part of the structure is in a driver vision blind area, when a driver drives, the driver neglects a barrier easily, the front water spraying frame is collided with the barrier, and therefore the front water spraying frame is bent, deformed and even damaged.

Therefore, how to provide a front water spraying frame capable of automatically avoiding obstacles to prolong the service life thereof is a technical problem to be solved by the technical personnel in the field.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a sectional type automatic obstacle avoidance front spray frame, which can effectively prolong the service life of the front spray frame, and another object of the present invention is to provide a road maintenance vehicle including the sectional type automatic obstacle avoidance front spray frame.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a water spray frame before automatic obstacle avoidance of sectional type, includes: base, spacing portion, swinging arms, spray lance, release link, the spray lance with swinging arms fixed connection, the one end of swinging arms through vertical setting the pivot with the base is articulated, spacing portion with the pivot is connected, the one end of release link with spacing portion connects, the other end with the swinging arms is connected, the swinging arms is used for working as when the spray lance winds when touching the barrier the pivot is swung backward, the release link is used for control the swinging arms winds the pivot is swung forward and is reset, spacing portion is used for blockking the swinging arms continues to swing forward, the both sides of pivot are equipped with a set ofly respectively the swinging arms the spray lance with the release link.

Preferably, the swing rod device further comprises a mandrel, the rotating shaft is a hollow shaft, the lower end of the mandrel is fixed on the base, the inner side of the rotating shaft is sleeved on the mandrel through an inner bearing, and the two groups of swing rods are respectively sleeved on the outer portion of the rotating shaft through a group of outer bearings.

Preferably, spacing portion includes swing arm and spacing bolt, the middle part cover of swing arm is established the outside of pivot upper end, the both ends of swing arm are equipped with the limiting plate respectively, two the upper portion of swinging arms is equipped with the support respectively, be equipped with one on the support respectively spacing bolt, the limiting plate be used for with spacing bolt contact, in order to block the swinging arms swings forward.

Preferably, the swing arm device further comprises an electric push rod, two ends of the electric push rod are respectively connected with the base and the swing arm, and the electric push rod is used for driving the swing arm to rotate around the rotating shaft so as to adjust the horizontal position of the swing arm.

Preferably, the reset piece is a reset spring, one end of the reset spring is connected with the swing arm, and the other end of the reset spring is connected with the swing rod.

Preferably, the spray rod further comprises a collision prevention seat positioned in front of the spray rod.

Preferably, the anti-collision seat is connected with the swing rod through a connecting plate, and the spray rod is fixed on the connecting plate.

Preferably, the spray bar is fixed to the connecting plate by a U-bolt.

A road maintenance vehicle comprises the automatic obstacle avoidance front water spraying frame.

Compared with the prior art, the technical scheme has the following advantages:

according to the sectional type automatic obstacle avoidance front water spraying frame and the road maintenance vehicle provided by the invention, when the spray rod touches an obstacle, the spray rod can swing backwards around the rotating shaft along with the swing rod to avoid rigid impact on the spray rod to avoid damage to the spray rod, so that the service life of the spray rod is prolonged, after the obstacle is crossed, the swing rod swings forwards around the rotating shaft to reset under the action of the reset piece, and after the swing rod contacts with the limiting part, the swing rod is prevented from continuously swinging forwards, so that the normal water spraying operation of the spray rod is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of a sectional type automatic obstacle avoidance front water spraying frame according to an embodiment of the present invention;

FIG. 2 is a schematic top view of a sectional type automatic obstacle avoidance front water spray frame;

FIG. 3 is a schematic structural view of the connection between the swing lever and the rotating shaft;

FIG. 4 is a front view of a sectional type automatic obstacle avoidance front spray frame mounted on a vehicle;

fig. 5 is a top view of the sectional type automatic obstacle avoidance front water spraying frame installed on the vehicle.

The reference numbers are as follows:

the anti-collision device comprises a collision seat 1, a spray rod 2, a left swing rod 3, a return spring 4, a rotating shaft 5, a swing arm 6, a right swing rod 7, a U-shaped bolt 8, a limit bolt 9, an electric push rod 10, a round nut 11, a mandrel 12 and an end cover 13, wherein the collision seat 2 is a spray rod;

01 is a sectional type automatic obstacle avoidance front water spraying frame, and 02 is a vehicle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, fig. 1 is a schematic structural view of a sectional type automatic obstacle avoidance front water spraying frame according to an embodiment of the present invention; FIG. 2 is a schematic top view of a sectional type automatic obstacle avoidance front water spraying frame; FIG. 3 is a schematic structural diagram of the connection between the swing lever and the rotating shaft.

The embodiment of the invention provides an automatic obstacle avoidance front water spraying frame, which comprises: base, spacing portion, swinging arms, spray lance 2, the piece that resets, spray lance 2 and swinging arms fixed connection, the pivot 5 through vertical setting of one end of swinging arms is articulated with the base, and the swinging arms can revolute 5 at horizontal rotation promptly, and spacing portion is connected with pivot 5, and the one end and the spacing portion of the piece that resets are connected, and the other end is connected with the swinging arms. When barrier is touched to spray lance 2, spray lance 2 can follow the swinging arms and revolve 5 swing backward to avoid rigidity striking spray lance 2, in order to avoid damaging spray lance 2, thereby improved the life of spray lance 2, wait to cross after the barrier, under the effect that resets, the swinging arms revolves 5 forward oscillations of rotation and resets, after the swinging arms contacts with spacing portion, can block the swinging arms and continue to swing forward, in order to guarantee the normal water spray operation of spray lance 2.

Wherein, can be equipped with a set of swinging arms respectively in the both sides of pivot 5, spray lance 2 and reset, mark as left swinging arms 3 respectively, left spray lance and left reset piece, and right swinging arms 7, right spray lance and right reset piece, left swinging arms 3 and right swinging arms 7 can independently revolute 5 rotations of pivot, left spray lance and right spray lance do not influence each other promptly, when the left side meets the barrier, can not influence the normal water spray operation of right spray lance, when the right side meets the barrier, can not influence the normal water spray operation of left spray lance in the same reason.

Further, the spindle structure further comprises a spindle 12, the rotating shaft 5 is a hollow shaft, the lower end of the spindle 12 is fixed on the base, for example, the spindle can be fixed through screws, the inner side of the rotating shaft 5 is sleeved on the spindle 12 through inner bearings, the number of the inner bearings can be multiple, the adjacent inner bearings are separated through inner spacers, an end cover 13 is arranged at the upper end of the spindle 12, and the end cover 13 is fixed on the spindle 12 through bolts. The two groups of oscillating rods are sleeved outside the rotating shaft 5 through a group of outer bearings respectively, the number of the outer bearings is preferably multiple, the outer bearings adjacent to each other are separated through outer spacer sleeves, and the inner bearings and the outer bearings are preferably deep groove ball bearings.

About spacing portion, specifically including swing arm 6 and spacing bolt 9, the outside of pivot 5 upper end is established at the middle part cover of swing arm 6, then twist round nut 11 in the upper end of pivot 5 soon, in order to restrict the axial displacement of swing arm 6 for pivot 5, the both ends of swing arm 6 are equipped with the limiting plate respectively, the upper portion of two swinging arms is equipped with the support respectively, be equipped with a spacing bolt 9 on the support respectively, spacing bolt 9 extends along the fore-and-aft direction, when the limiting plate contacts with spacing bolt 9, can block the swinging arms forward swing, wherein the swinging arms makes spacing bolt 9 support tightly with the limiting plate through the piece that resets.

Further, the water spraying frame further comprises an electric push rod 10, two ends of the electric push rod 10 are respectively connected with the base and the swing arm 6, and the electric push rod 10 can drive the swing arm 6 to rotate around the rotating shaft 5 so as to adjust the horizontal position of the swing arm 6 and guarantee the balance state of the water spraying frame during normal work.

Wherein, the preferred reset spring 4 that resets, reset spring 4's one end is connected with swing arm 6, and the other end is connected with the swinging arms, and the swinging arms is after crossing the barrier, through the effect of reset spring 4 elasticity, can be turned back to original left and right sides straight state. Besides the return spring 4, it can also be realized by a torsion spring, for example, a torsion spring is sleeved on the rotating shaft 5, and two ends of the torsion spring respectively abut against the rotating shaft 5 and the swing rod.

Further, the anti-collision device also comprises an anti-collision seat 1 positioned in front of the spray rod 2, wherein the anti-collision seat 1 is preferably a rod-shaped structure which is arranged in parallel with the spray rod 2. The crash pad 1 is preferably connected to the pivot lever via a connecting plate, to which the spray bar 2 is fixed, for example the spray bar 2 can be fixed via U-bolts 8. In addition, the fastening can also be performed by other clamping members. Can further protect spray lance 2 through crashproof seat 1 to avoid spray lance 2 direct and barrier contact, after crashproof seat 1 damages, can pull down crashproof seat 1 from the connecting plate and change can.

This use novel embodiment still provides a road maintenance car, including the automatic preceding water spray frame of keeping away the barrier of sectional type that provides of above-mentioned arbitrary embodiment, as shown in fig. 4 and fig. 5, the automatic left and right sides of keeping away the barrier preceding water spray frame 01 rear end of barrier of sectional type is equipped with the connecting seat, controls two connecting seats and passes through the bolt fastening at vehicle 02 driver's cabin chassis girder anterior segment, spray lance 2 passes through rubber hose and coupling and is connected with road maintenance car water pump, beneficial effect about the road maintenance car refer above-mentioned automatic keep away the barrier before the water spray frame can, here no longer give unnecessary details.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The sectional type automatic obstacle avoidance front water spraying frame and the road surface maintenance vehicle provided by the invention are described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (9)

1. The utility model provides a water spray frame before barrier is kept away in sectional type automation which characterized in that includes: base, spacing portion, swinging arms, spray lance (2), the piece that resets, spray lance (2) with swinging arms fixed connection, the one end of swinging arms through pivot (5) of vertical setting with the base is articulated, spacing portion with pivot (5) are connected, the one end of piece that resets with spacing portion connects, the other end with the swinging arms is connected, the swinging arms is used for working as when spray lance (2) touch the barrier around pivot (5) swing backward, the piece that resets is used for control the swinging arms winds pivot (5) swing forward resets, spacing portion is used for blockking the swinging arms continues swing forward, the both sides of pivot (5) are equipped with a set ofly respectively the swinging arms spray lance (2) with the piece that resets.

2. The sectional type automatic obstacle avoidance front water spraying frame is characterized by further comprising a mandrel (12), the rotating shaft (5) is a hollow shaft, the lower end of the mandrel (12) is fixed on the base, the inner side of the rotating shaft (5) is sleeved on the mandrel (12) through an inner bearing, and the two groups of swing rods are respectively sleeved on the outer portion of the rotating shaft (5) through an outer bearing.

3. The sectional type automatic obstacle avoidance front water spraying frame is characterized in that the limiting portion comprises a swing arm (6) and a limiting bolt (9), the middle of the swing arm (6) is sleeved on the outer side of the upper end of the rotating shaft (5), limiting plates are respectively arranged at two ends of the swing arm (6), supports are respectively arranged on the upper portions of the swing rods, one limiting bolt (9) is respectively arranged on each support, and each limiting plate is used for being in contact with the corresponding limiting bolt (9) to block the swing rod from swinging forwards.

4. The sectional type automatic obstacle avoidance front water spraying frame is characterized by further comprising an electric push rod (10), wherein two ends of the electric push rod (10) are respectively connected with the base and the swing arm (6), and the electric push rod (10) is used for driving the swing arm (6) to rotate around the rotating shaft (5) so as to adjust the horizontal position of the swing arm (6).

5. The sectional type automatic obstacle avoidance front water spraying frame according to claim 3, wherein the reset piece is a reset spring (4), one end of the reset spring (4) is connected with the swing arm (6), and the other end of the reset spring is connected with the swing rod.

6. The sectional type automatic obstacle avoidance front water spray frame according to any one of claims 1 to 5, characterized by further comprising an anti-collision seat (1) located in front of the spray rod (2).

7. The sectional type automatic obstacle avoidance front water spray frame according to claim 6, characterized in that the collision prevention base (1) is connected with the swing rod through a connecting plate, and the spray rod (2) is fixed on the connecting plate.

8. The sectional type automatic obstacle avoidance front spray frame according to claim 7, wherein the spray rod (2) is fixed on the connecting plate through a U-shaped bolt (8).

9. A road maintenance vehicle, characterized by comprising the sectional type automatic obstacle avoidance front water spraying frame of any one of claims 1 to 8.

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