CN112227288A - Lifting device and lifting method for front spray frame of sanitation truck - Google Patents
Lifting device and lifting method for front spray frame of sanitation truck Download PDFInfo
- Publication number
- CN112227288A CN112227288A CN202011058608.1A CN202011058608A CN112227288A CN 112227288 A CN112227288 A CN 112227288A CN 202011058608 A CN202011058608 A CN 202011058608A CN 112227288 A CN112227288 A CN 112227288A
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- China
- Prior art keywords
- frame
- lifting
- distance
- spray pipe
- front spray
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0641—Single levers, e.g. parallel links
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a lifting device and a lifting method for a front spray frame of a sanitation vehicle, which comprises a connecting seat, a lifting mechanism and the front spray frame, wherein the lifting mechanism is connected to the connecting seat, the front spray frame is connected to the lifting mechanism and driven by the lifting mechanism to lift, and the lifting device is characterized in that: the bottom of the front spraying frame is fixed with a distance sensor, the distance sensor detects the distance between a nozzle on the front spraying frame and the ground in real time and feeds the distance back to the controller, and the controller controls the lifting mechanism to lift so as to drive the nozzle on the front spraying frame to be adjusted to a preset height. The distance sensor is arranged on the front spraying frame arranged at the front end of the chassis of the sanitation truck, the front spraying frame is manually controlled to ascend, descend and swing, the distance sensor senses the ground distance, the fed-back signal is transmitted to the controller, and the ground clearance of the front spraying frame is adjusted in the controller according to the fed-back signal value.
Description
Technical Field
The invention belongs to the technical field of sanitation vehicles, and particularly relates to a lifting device and a lifting method for a front spray frame of a sanitation vehicle.
Background
The height of the front spray frame on the current market can only be manually operated through an electric control box in a cab, intelligent adjustment cannot be realized, the water volume loaded by a sanitation truck tank body is large, the height of the nozzle at the position of the front spray frame is different from the ground when the water volume in the tank body is full load, half tank water and the like, and the lap joint amount of a waterline between the nozzle and the nozzle is required in order to achieve a better cleaning effect. When the nozzle waterline overlap joint was too much, the hitting power of waterline overlap joint can reduce, has reduced the washing width simultaneously, and will lead to having the problem that the space can not wash between the adjacent nozzle waterline when the nozzle waterline overlap joint is not enough. The method that current sanitation car adopted is to spout the frame minimum before adjusting under the state of full case water and satisfy the nozzle waterline in most suitable position, and spout the frame liftoff when jar internal portion water yield reduces this moment before and will raise, waterline overlap joint volume between the nozzle leads to the not good problem of cleaning performance with the grow.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a lifting device and a lifting method for a front spray frame of a sanitation vehicle, which can realize that the front spray frame can automatically adjust the distance from the ground along with the change of the height above the ground, thereby realizing the optimal front spray cleaning effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
spout a elevating gear before sanitation car, spout the frame including connecting seat, elevating system and before and, elevating system connects on the connecting seat, spouts the frame before and connects on elevating system and drive the lift by elevating system, the bottom of spouting the frame before, spout the bottom of frame before and be fixed with distance sensor, thereby spout the nozzle on the frame before the distance sensor real-time detection and feed back to the controller with the distance on ground, thereby the controller control elevating system goes up and down to drive and spout the nozzle on the frame before and adjust to predetermined height.
As a preferred embodiment, the lifting mechanism comprises a four-bar linkage mechanism and a lifting seat, two hinge points at one end of the four-bar linkage mechanism are respectively hinged with one end of the connecting seat, two hinge points at the other end of the four-bar linkage mechanism are respectively hinged with the lifting seat, and the four-bar linkage mechanism is driven to lift by a lifting driving cylinder.
As a preferred embodiment, the front spray frame comprises a front spray pipe, a left spray pipe and a right spray pipe, the left spray pipe and the right spray pipe are respectively hinged to two ends of the front spray pipe, and the left spray pipe and the right spray pipe are respectively driven by a corresponding left spray pipe swing cylinder and a corresponding right spray pipe swing cylinder to rotate in a horizontal plane.
In a preferred embodiment, the connecting base is hinged to a fixed frame of the vehicle chassis, and the connecting base is driven by the integral swing cylinder to rotate in a horizontal plane.
In a preferred embodiment, the distance sensor is an ultrasonic distance sensor.
In a preferred embodiment, a protective cover is covered above the front spray frame.
The invention also provides a lifting method of the lifting device of the front spray frame of the sanitation truck, which comprises the following steps:
1) calculating the optimal ground clearance of the nozzle waterline during the optimal lap joint quantity according to the spraying angle of the nozzles on the front spraying frame and the distance between two adjacent nozzles, and storing the optimal ground clearance in the controller;
2) in the cleaning operation process, the distance sensor detects the distance between the nozzles on the front spray frame and the ground in real time and feeds the distance back to the controller, and when the fact that the real-time distance between the nozzles on the front spray frame and the ground deviates from the optimal ground clearance of the nozzles is detected, the controller controls the lifting mechanism to lift, so that the distance between the nozzles on the spray frame and the ground is adjusted to be the optimal ground clearance.
By adopting the technical scheme, the invention has the following technical effects: the distance sensor is arranged on the front spraying frame arranged at the front end of the chassis of the sanitation truck, the front spraying frame is manually controlled to ascend, descend and swing, the distance sensor senses the ground distance, the fed-back signal is transmitted to the controller, and the ground clearance of the front spraying frame is adjusted in the controller according to the fed-back signal value.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and the detailed description;
FIG. 1 is a top view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a schematic view of nozzle waterline overlap.
Detailed Description
As shown in fig. 1 to 3, the lifting device for the front spray frame of the sanitation truck comprises a connecting seat 1, a lifting mechanism 2 and a front spray frame, wherein the lifting mechanism 2 is connected to the connecting seat 1, the front spray frame is connected to the lifting mechanism 2 and driven by the lifting mechanism 2 to lift, a distance sensor 3 is fixed at the bottom of the front spray frame, the distance sensor 3 detects the distance between a nozzle 12 on the front spray frame and the ground in real time and feeds the distance back to a controller, and the controller controls the lifting mechanism 2 to lift so as to drive the nozzle 12 on the front spray frame to be adjusted to a preset height.
The lifting mechanism 2 comprises a four-bar linkage 21 and a lifting seat 22, two hinged points at one end of the four-bar linkage 21 are respectively hinged with one end of the connecting seat 1, two hinged points at the other end of the four-bar linkage 21 are respectively hinged with the lifting seat 22, and the four-bar linkage 21 is driven to lift by a lifting driving cylinder 23.
The front spray frame comprises a front spray pipe 4, a left spray pipe 5 and a right spray pipe 6, the left spray pipe 5 and the right spray pipe 6 are hinged to two ends of the front spray pipe 4 respectively, and the left spray pipe 5 and the right spray pipe 6 are driven to rotate in the horizontal plane by a corresponding left spray pipe swing cylinder 7 and a corresponding right spray pipe swing cylinder 8 respectively. The left spray pipe 5 and the right spray pipe 6 can respectively realize left and right side water spraying through the left spray pipe swing cylinder 7 and the right spray pipe swing cylinder 8 or realize front water spraying action together with the front spray pipe 4.
The connecting base 1 is hinged on a fixing frame 10 of a vehicle chassis, and the connecting base 1 is driven by an integral swing cylinder 11 to rotate in a horizontal plane. The design can realize preceding frame horizontal hunting that spouts, and the operation of jetter is nimble various.
Preferably, the distance sensor 3 is an ultrasonic distance sensor, and in specific application, an ultrasonic distance sensor with the Stutt brand and the model of XC144-KL-JCS1501 can be selected. The distance sensor 3 may also be other signal sensing control devices capable of sensing a distance to the ground, and the like, and all are within the protection scope of this patent.
The upper cover of preceding spraying frame is equipped with safety cover 9 for spout the frame before the protection, avoid preceding spraying frame to receive destruction in the operation process.
The invention also provides a lifting method of the lifting device of the front spray frame of the sanitation truck, which comprises the following steps:
1) calculating the optimal ground clearance of the nozzles 12 at the optimal lap joint amount of the waterline according to the spraying angle alpha degrees of the nozzles 12 on the front spraying frame and the distance L between the two adjacent nozzles 12, and storing the optimal ground clearance in a controller;
2) in the cleaning process, the distance sensor 3 detects the distance between the nozzles 12 on the front spray frame and the ground in real time and feeds the distance back to the controller, and when the fact that the real-time distance between the nozzles 12 on the front spray frame and the ground deviates from the optimal ground clearance of the nozzles 12 is detected, the controller controls the lifting mechanism 2 to lift so as to adjust the distance between the nozzles 12 on the spray frame and the ground to be the optimal ground clearance.
It is emphasized that the present invention encompasses not only high pressure cleaning vehicles, but also any cleaning vehicle with a front horizontal cleaning device.
While the invention has been described in connection with the above embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, which are illustrative and not restrictive, and that those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (7)
1. Spout a elevating gear before sanitation car, spout the frame including connecting seat, elevating system and preceding, elevating system connects on the connecting seat, spouts the frame before and connects on elevating system and drive the lift, its characterized in that by elevating system: the bottom of the front spraying frame is fixed with a distance sensor, the distance sensor detects the distance between a nozzle on the front spraying frame and the ground in real time and feeds the distance back to the controller, and the controller controls the lifting mechanism to lift so as to drive the nozzle on the front spraying frame to be adjusted to a preset height.
2. The sanitation truck front spray frame lifting device according to claim 1, characterized in that: the lifting mechanism comprises a four-bar mechanism and a lifting seat, two hinged joints at one end of the four-bar mechanism are respectively hinged with one end of the connecting seat, two hinged joints at the other end of the four-bar mechanism are respectively hinged with the lifting seat, and the four-bar mechanism is driven to lift by a lifting driving cylinder.
3. The sanitation truck front spray frame lifting device according to claim 1, characterized in that: the front spray frame comprises a front spray pipe, a left spray pipe and a right spray pipe, the left spray pipe and the right spray pipe are respectively hinged to two ends of the front spray pipe, and the left spray pipe and the right spray pipe are respectively driven to rotate in the horizontal plane by a corresponding left spray pipe swing cylinder and a corresponding right spray pipe swing cylinder.
4. The sanitation truck front spray frame lifting device according to claim 1, characterized in that: the connecting seat is hinged on a fixing frame of the vehicle chassis and is driven by the integral swing cylinder to rotate in the horizontal plane.
5. The sanitation truck front spray frame lifting device according to claim 1, characterized in that: the distance sensor is an ultrasonic distance sensor.
6. The sanitation truck front spray frame lifting device according to claim 1, characterized in that: and a protective cover is covered above the front spray frame.
7. The lifting method of the lifting device of the front spray frame of the sanitation truck according to any one of claims 1 to 6, wherein: the lifting method comprises the following steps:
1) calculating the optimal ground clearance of the nozzle waterline during the optimal lap joint quantity according to the spraying angle of the nozzles on the front spraying frame and the distance between two adjacent nozzles, and storing the optimal ground clearance in the controller;
2) in the cleaning operation process, the distance sensor detects the distance between the nozzles on the front spray frame and the ground in real time and feeds the distance back to the controller, and when the fact that the real-time distance between the nozzles on the front spray frame and the ground deviates from the optimal ground clearance of the nozzles is detected, the controller controls the lifting mechanism to lift, so that the distance between the nozzles on the spray frame and the ground is adjusted to be the optimal ground clearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011058608.1A CN112227288A (en) | 2020-09-30 | 2020-09-30 | Lifting device and lifting method for front spray frame of sanitation truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011058608.1A CN112227288A (en) | 2020-09-30 | 2020-09-30 | Lifting device and lifting method for front spray frame of sanitation truck |
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| Publication Number | Publication Date |
|---|---|
| CN112227288A true CN112227288A (en) | 2021-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011058608.1A Pending CN112227288A (en) | 2020-09-30 | 2020-09-30 | Lifting device and lifting method for front spray frame of sanitation truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112227288A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086500A (en) * | 2021-11-30 | 2022-02-25 | 武汉大学 | Rail surface cleaning and drying system for polished high-pressure abrasive particle water jet steel rail |
-
2020
- 2020-09-30 CN CN202011058608.1A patent/CN112227288A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086500A (en) * | 2021-11-30 | 2022-02-25 | 武汉大学 | Rail surface cleaning and drying system for polished high-pressure abrasive particle water jet steel rail |
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