CN211815879U - Anti-collision protection structure for sweeping arm of sweeping vehicle - Google Patents
Anti-collision protection structure for sweeping arm of sweeping vehicle Download PDFInfo
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- CN211815879U CN211815879U CN202020290752.7U CN202020290752U CN211815879U CN 211815879 U CN211815879 U CN 211815879U CN 202020290752 U CN202020290752 U CN 202020290752U CN 211815879 U CN211815879 U CN 211815879U
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- sweeping
- swing arm
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Abstract
The utility model discloses a sweeping arm anticollision protection architecture of sweeping machine, including horizontal swing arm, horizontal swing arm's tail end is installed through rotation of rotation axis and is followed 360 degrees rotatory universal swing arms of horizontal direction, the tail end of universal swing arm is rotated and is installed sweeping mechanism, universal swing arm with be provided with hydraulic damping protection mechanism between the horizontal swing arm. The utility model can realize the horizontal relative rotation of the sweeping and brushing arms through the universal swing arms, and the universal swing arms can maintain a certain angle under the pressure action of the hydraulic cylinder during normal sweeping operation, thereby ensuring the sweeping and brushing mechanism to normally sweep at the extending position; when the sweeper arm touches the barrier, the anti-collision ring is in contact with the barrier and generates inward extrusion force, when the extrusion force reaches the overflow pressure set by the overflow valve of the hydraulic system, the overflow valve overflows, the electromagnetic directional valve reverses, the retraction action of the hydraulic cylinder is realized, the sweeper arm retracts inwards, and the damage to the sweeper arm and the barrier under continuous pressure can be avoided.
Description
Technical Field
The utility model belongs to the technical field of the sweeping machine, concretely relates to sweeping arm anticollision protection architecture is swept to sweeping machine.
Background
With the continuous promotion of the nationwide urbanization process and the continuous improvement of the requirements of people on the living quality, the environmental sanitation problem becomes a problem which cannot be ignored in the development process. The following situations exist in the current urban environmental sanitation maintenance: temporary parking spaces are arranged in non-motor vehicle lanes of urban roads, and scraping accidents are easy to happen if cleaning operation is carried out when vehicles are parked in the temporary parking spaces; public infrastructures such as trash cans and signboards are arranged in places such as communities and parks, and damage to vehicles and public facilities due to scratch is easy to occur during cleaning operation.
Sweeping arms of sweeping cars, sweeping lorries and the like applied to the market at present are of fixed mechanical structures, and the mechanical structures are not adjustable in a working mode, so that accidents such as scraping and bending are easy to happen.
Under the condition of fully investigating market demands and operation working conditions, the sweeping arm of the sweeping vehicle needs to be subjected to collision protection design, and the collision protection of the sweeping arm of the sweeping vehicle is realized in a mode of combining a mechanical structure and hydraulic control.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a brush arm anticollision protection structure is swept to sweeping machine that structural design is reasonable, can effectively realize sweeping brush arm anticollision protection and clean the operation is provided.
In order to solve the technical problem, the technical scheme of the utility model is that: sweeping arm anticollision protection structure is swept to sweeping machine, including horizontal swing arm, horizontal swing arm's tail end is rotated through the rotation axis and is installed the universal swing arm that can follow 360 degrees rotations in the horizontal direction, the tail end of universal swing arm is rotated and is installed sweeping mechanism, universal swing arm with be provided with hydraulic damping protection mechanism between the horizontal swing arm.
As a preferred technical scheme, the hydraulic damping protection mechanism comprises a hydraulic cylinder, and a hydraulic loop of the hydraulic cylinder is provided with an overflow valve and an electromagnetic directional valve; the cylinder barrel end of the hydraulic cylinder is hinged with the horizontal swing arm, and the piston rod end of the hydraulic cylinder is hinged with the universal swing arm.
According to the preferable technical scheme, a cylinder barrel mounting seat is fixedly arranged in the middle of the horizontal swing arm, a piston rod mounting seat is fixedly arranged in the middle of the universal swing arm, the cylinder barrel end of the hydraulic cylinder is hinged to the cylinder barrel mounting seat, and the piston rod end of the hydraulic cylinder is hinged to the piston rod mounting seat.
Preferably, an anti-collision ring is arranged at the upper part of the sweeping and brushing mechanism.
Since the technical scheme is used, the utility model discloses following beneficial effect has: the tail end of the horizontal swing arm is rotatably provided with the universal swing arm which can rotate 360 degrees along the horizontal direction, so that the universal swing arm can horizontally and relatively rotate the sweeping and brushing arm; during normal cleaning operation, the universal swing arm can maintain a certain angle under the pressure action of the hydraulic cylinder, so that the sweeping and brushing mechanism can be ensured to be cleaned normally at the extending position; when the sweeper arm touches the obstacle, the anti-collision ring contacts the obstacle and generates inward extrusion force, when the extrusion force reaches the overflow pressure set by the overflow valve of the hydraulic system, the overflow valve overflows, the electromagnetic directional valve reverses, the retraction action of the hydraulic cylinder is realized, the sweeper arm retracts inwards, and the damage to the sweeper arm and the obstacle under continuous pressure is avoided.
Drawings
The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic view of a state when the hydraulic cylinder of the embodiment of the present invention retracts.
In the figure: 1-horizontal swing arm; 2-a rotating shaft; 3-universal swing arm; 4-a sweeping mechanism; 5-a hydraulic cylinder; 51-cylinder end; 52-piston rod end; 53-cylinder mount; 54-piston rod mount; 6-anti-collision ring.
Detailed Description
The invention is further explained below with reference to the drawings and examples. In the following detailed description, certain exemplary embodiments of the present invention have been described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 and 2, the anti-collision protection structure for the sweeping arm of the sweeping vehicle comprises a horizontal swing arm 1, wherein a universal swing arm 3 capable of rotating 360 degrees in the horizontal direction is rotatably mounted at the tail end of the horizontal swing arm 1 through a rotating shaft 2, a sweeping mechanism 4 is rotatably mounted at the tail end of the universal swing arm 3, and an anti-collision ring 6 is arranged at the upper part of the sweeping mechanism; and a hydraulic damping protection mechanism is arranged between the universal swing arm 3 and the horizontal swing arm 1. Through installing the universal swing arm of design additional, universal swing arm can realize from this that the level of sweeping the brush arm rotates relatively, through setting up hydraulic damping protection mechanism, hydraulic damping protection mechanism provides certain hydraulic damping power for universal swing arm on the one hand, thereby guarantee that sweeping mechanism 4 can normally clean the operation on the extension position of needs, guarantee that the operation is stable, on the other hand, when sweeping mechanism 4 meets the barrier and when producing the extrusion force of certain degree, hydraulic damping protection mechanism can release this partial extrusion force, avoid the destruction to sweeping brush arm and barrier under the continuous pressure.
In this embodiment, the hydraulic damping protection mechanism includes a hydraulic cylinder 5, and an overflow valve and an electromagnetic directional valve are arranged on a hydraulic circuit of the hydraulic cylinder 5; the cylinder end 51 of the hydraulic cylinder 5 is hinged with the horizontal swing arm 1, and the piston rod end 52 of the hydraulic cylinder 5 is hinged with the universal swing arm 3.
For the design of convenient installation, the middle part of the horizontal swing arm 1 is fixedly provided with a cylinder barrel mounting seat 53, the middle part of the universal swing arm 3 is fixedly provided with a piston rod mounting seat 54, the cylinder barrel end 51 of the hydraulic cylinder 5 is hinged with the cylinder barrel mounting seat 53, and the piston rod end 52 of the hydraulic cylinder 5 is hinged with the piston rod mounting seat 54.
The working principle of the utility model is as follows: referring to fig. 1, during normal sweeping operation, the universal swing arm 3 can perform an extending or retracting motion under the hydraulic pressure of the hydraulic cylinder 5, so as to ensure that the sweeping mechanism can stably perform the sweeping operation at a certain extending position; referring to fig. 2, after the wiper arm runs into the barrier, the anti-collision ring 6 contacts with the barrier and generates inward extrusion force, when the extrusion force reaches the overflow pressure of the overflow valve of the hydraulic system, the overflow valve overflows, the electromagnetic directional valve reverses, so that the retraction action of the hydraulic cylinder 5 is realized, the wiper arm retracts inward, the damage to the wiper arm and the barrier under continuous pressure can be avoided, the structural design is simple and reasonable, the transformation cost is low, and the practicability is strong.
The above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention. Any person skilled in the art should also realize that such equivalent changes and modifications can be made without departing from the spirit and principles of the present invention.
Claims (4)
1. Sweeping arm anticollision protection architecture is swept to sweeping machine, including horizontal swing arm, its characterized in that: the tail end of horizontal swing arm rotates through the rotation axis and installs the universal swing arm that can follow 360 degrees rotations in the horizontal direction, the tail end of universal swing arm rotates and installs the brush sweeping mechanism, universal swing arm with be provided with hydraulic damping protection mechanism between the horizontal swing arm.
2. The anti-collision protection structure for the sweeping arm of the sweeping vehicle of claim 1, wherein: the hydraulic damping protection mechanism comprises a hydraulic cylinder, and an overflow valve and an electromagnetic directional valve are arranged on a hydraulic loop of the hydraulic cylinder; the cylinder barrel end of the hydraulic cylinder is hinged with the horizontal swing arm, and the piston rod end of the hydraulic cylinder is hinged with the universal swing arm.
3. The sweeping arm anti-collision protection structure of the sweeping vehicle of claim 2, wherein: the middle part of the horizontal swing arm is fixedly provided with a cylinder barrel mounting seat, the middle part of the universal swing arm is fixedly provided with a piston rod mounting seat, the cylinder barrel end of the hydraulic cylinder is hinged with the cylinder barrel mounting seat, and the piston rod end of the hydraulic cylinder is hinged with the piston rod mounting seat.
4. The sweeper truck sweeper arm anti-collision protection structure of claim 1, 2 or 3, wherein: and the upper part of the sweeping and brushing mechanism is provided with an anti-collision ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020290752.7U CN211815879U (en) | 2020-03-11 | 2020-03-11 | Anti-collision protection structure for sweeping arm of sweeping vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020290752.7U CN211815879U (en) | 2020-03-11 | 2020-03-11 | Anti-collision protection structure for sweeping arm of sweeping vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211815879U true CN211815879U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020290752.7U Active CN211815879U (en) | 2020-03-11 | 2020-03-11 | Anti-collision protection structure for sweeping arm of sweeping vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808815A (en) * | 2022-06-07 | 2022-07-29 | 安徽酷哇机器人有限公司 | Cleaning device, control method thereof and sweeper |
-
2020
- 2020-03-11 CN CN202020290752.7U patent/CN211815879U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808815A (en) * | 2022-06-07 | 2022-07-29 | 安徽酷哇机器人有限公司 | Cleaning device, control method thereof and sweeper |
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