CN210062769U - Automatic rollover prevention device of dumper - Google Patents
Automatic rollover prevention device of dumper Download PDFInfo
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- CN210062769U CN210062769U CN201920454769.9U CN201920454769U CN210062769U CN 210062769 U CN210062769 U CN 210062769U CN 201920454769 U CN201920454769 U CN 201920454769U CN 210062769 U CN210062769 U CN 210062769U
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Abstract
The utility model discloses an automatic device of turning on one's side of preventing of tipper, including hydraulic cylinder, actuating mechanism, system control box and data acquisition box, actuating mechanism respectively with system control box and data acquisition box electric connection, hydraulic cylinder passes through hydraulic oil pump and gas accuse distributing valve and is connected with hydraulic tank's hydraulic pressure oil circuit, gas accuse distributing valve is connected with the control pneumatic valve through lifting gas circuit pipeline and descending gas circuit pipeline, the control pneumatic valve passes through booster and hydraulic oil pump connection, the hydraulic oil pump is connected with hydraulic oil case and gas accuse distributing valve through hydraulic pressure pipeline respectively, gas accuse distributing valve passes through hydraulic pressure pipeline and hydraulic cylinder connection. The utility model discloses can in time adjust the state of lifting when the condition of turning on one's side will take place at the tipper lifting process, the carriage that descends reduces the focus, avoids the carriage to continue to lift the phenomenon of turning on one's side that takes place, realizes through simple reasonable structural control that low in manufacturing cost, stability are good, effect that economic practicality is high.
Description
Technical Field
The utility model belongs to the technical field of the tipper, concretely relates to automatic device of preventing turning on one's side of tipper.
Background
With the development of the dumper technology, the requirements of people on the functions and safety of the dumper are gradually increased. However, due to the structural characteristics of the dump truck, the dump truck can roll over due to unbalanced stress caused by uneven loading of the cargoes in the unloading process of the cargoes.
The traditional dump truck needs manual operation by operators, and cannot timely and effectively deal with the side-tipping phenomenon in the lifting process, so that the vehicle is turned over.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic device of turning on one's side of preventing of tipper to the manual control system who proposes in solving above-mentioned background art can't in time deal with the tipper and take place the problem of turning on one's side at the lift in-process.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic device of preventing turning on one's side of tipper, includes hydraulic cylinder, actuating mechanism, system control box and data acquisition box, the data acquisition box is installed on the tipper frame, actuating mechanism respectively with system control box and data acquisition box electric connection, hydraulic cylinder passes through hydraulic oil pump and gas accuse distributing valve and is connected with the hydraulic pressure oil circuit of hydraulic tank, the gas accuse distributing valve is connected with the control pneumatic valve through lifting gas circuit pipeline and descending gas circuit pipeline, the control pneumatic valve passes through the booster and is connected with the hydraulic oil pump, the hydraulic oil pump is connected with hydraulic oil case and gas accuse distributing valve through hydraulic pressure pipeline respectively, the gas accuse distributing valve passes through hydraulic pressure pipeline and is connected with hydraulic cylinder.
The system control box comprises a single chip microcomputer, a power circuit, a 433Mhz wireless communication module, a 2G communication module, a keying circuit, a buzzer alarm circuit, a power takeoff signal acquisition circuit and a solenoid valve control circuit, wherein the output end of the power circuit is respectively electrically connected with the input ends of the single chip microcomputer, the 433Mhz wireless communication module and the 2G communication module are both electrically connected with the single chip microcomputer in a two-way mode, the output ends of the keying circuit and the power takeoff signal acquisition circuit are electrically connected with the input end of the single chip microcomputer, and the output end of the single chip microcomputer is respectively electrically connected with the input ends of the buzzer alarm circuit and the solenoid valve control circuit.
The data acquisition box comprises a single chip microcomputer, a power circuit, a 433Mhz wireless communication module and a 6-axis sensor module, wherein the output end of the power circuit is electrically connected with the input ends of the single chip microcomputer, the 433Mhz wireless communication module and the 6-axis sensor module respectively, and the 433Mhz wireless communication module and the 6-axis sensor module are both electrically connected with the single chip microcomputer in a two-way mode.
Preferably, the executing mechanism is arranged on a pneumatic control system pipeline or a hydraulic oil pipeline of the dump truck.
Preferably, a limiting valve is further installed on the lifting gas path pipeline between the executing mechanism and the control gas valve.
Preferably, the pneumatic control distribution valve is connected with the slow-falling control valve through a slow-falling air channel pipeline.
Preferably, one end of the control air valve and one end of the drop control valve are provided with air cylinders.
Preferably, the hydraulic oil pump is a gear pump.
Preferably, the control air valve and the pneumatic control distribution valve form a pneumatic control system.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses can in time adjust the state of lifting when the condition of turning on one's side will take place at the tipper lifting process, the carriage descends, reduces the focus, avoids the carriage to continue to lift the phenomenon of turning on one's side that takes place.
2. The utility model discloses a simple reasonable structural control realizes low in manufacturing cost, good, the high effect of economical and practical of stability, satisfies customer's demand.
Drawings
Fig. 1 is a schematic diagram of a system connection structure of the present invention;
fig. 2 is a schematic view of the connection structure of the system control box and the data acquisition box of the present invention;
FIG. 3 is a schematic view of the mounting structure of the data acquisition box of the present invention;
fig. 4 is a circuit diagram of the power supply circuit of the present invention;
FIG. 5 is a circuit connection diagram of the single chip microcomputer, the buzzer control circuit, the solenoid valve control circuit, the vehicle-mounted power takeoff signal acquisition circuit and the control box key control circuit of the utility model;
fig. 6 is a circuit diagram of the control circuit of the 2G module of the control box of the present invention;
fig. 7 is a circuit diagram of 433mhz wireless communication circuit according to the present invention;
FIG. 8 is a circuit diagram of the circuit of the indicator light of the control box of the present invention;
fig. 9 is a circuit connection diagram of the single chip microcomputer, 433mhz wireless communication circuit and 6-axis sensor circuit.
In the figure: 1. a hydraulic oil tank; 2. a hydraulic oil pump; 3. a pneumatic control distribution valve; 4. a hydraulic cylinder; 5. a limit valve; 6. a control air valve; 7. a slow-down control valve; 8. an actuator; 9. a system control box; 10. and a data acquisition box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides a technical solution: an automatic rollover prevention device of a dumper comprises a hydraulic oil cylinder 4, an executing mechanism 8, a system control box 9 and a data acquisition box 10, wherein the data acquisition box 10 is installed on a dumper frame, the executing mechanism 8 is respectively electrically connected with the system control box 9 and the data acquisition box 10, the hydraulic oil cylinder 4 is connected with a hydraulic oil circuit of a hydraulic oil tank 1 through a hydraulic oil pump 2 and a pneumatic control distribution valve 3, the executing mechanism 8 is an electromagnetic valve and is installed on a lifting gas circuit pipeline and a descending gas circuit pipeline, the lifting and descending of the hydraulic oil cylinder 4 are controlled by changing the lifting gas circuit pipeline and the descending gas circuit pipeline in the pneumatic control system, the executing mechanism 8 is used for changing the lifting or descending state of the dumper, the number of the executing mechanism 8 is at least one, in the utility model, the electromagnetic valve is selected as the executing mechanism 8 and is respectively connected on the gas circuit pipeline between the pneumatic control distribution valve, the gas circuit state conversion for realizing the lifting process and the carriage descending process is realized, the gas control distribution valve 3 is connected with the control gas valve 6 through a lifting gas circuit pipeline and a descending gas circuit pipeline, the control gas valve 6 is connected with the hydraulic oil pump 2 through a booster, the hydraulic oil pump 2 is respectively connected with the hydraulic oil tank 1 and the gas control distribution valve 3 through hydraulic pipelines, and the gas control distribution valve 3 is connected with the hydraulic oil cylinder 4 through a hydraulic pipeline.
The system control box 9 comprises a single chip microcomputer, a power supply circuit, a 433Mhz wireless communication module, a 2G communication module, a key circuit, a buzzer alarm circuit, a power takeoff signal acquisition circuit and a solenoid valve control circuit, wherein the output end of the power supply circuit is respectively electrically connected with the single chip microcomputer, the input ends of the 433Mhz wireless communication module and the 2G communication module, the 433Mhz wireless communication module and the 2G communication module are both electrically connected with the single chip microcomputer in a bidirectional mode, the output ends of the key circuit and the power takeoff signal acquisition circuit are electrically connected with the input end of the single chip microcomputer, the output end of the single chip microcomputer is respectively electrically connected with the input ends of the buzzer alarm circuit and the solenoid valve control circuit, the power supply circuit provides voltage for the whole system circuit, the single chip microcomputer controls the logic relation of the whole system, the power takeoff signal acquisition circuit and the solenoid valve control circuit are connected with an actuating mechanism 8, and the 433M, 433Mhz wireless communication module carries out signal transmission and connects, 2G communication module is connected with operator communication base station, transmission data carries out the backstage management to the cloud platform, system control box 9 is including the processing unit who is used for handling and comparison signal, this processing unit adopts the singlechip, 51 series singlechips that are often used in industrial control, ARM series singlechip etc. this type singlechip self has the unit of storage data, can set for corresponding numerical value and compare the judgement according to the numerical value, as shown in figure 2, what adopt is STM32 singlechip. The power supply of each device adopts a vehicle-mounted 24V circuit to supply power.
The data acquisition box 10 comprises a single chip microcomputer, a power circuit, 433Mhz wireless communication module and 6-axis sensor module, the output end of the power circuit is respectively connected with the single chip microcomputer, the input ends of the 433Mhz wireless communication module and the 6-axis sensor module are electrically connected, the 433Mhz wireless communication module and the 6-axis sensor module are both electrically connected with the single chip microcomputer in two directions, the data acquisition box 10 is used for detecting the inclination state of the carriage of the dump truck in the lifting process, the power circuit provides voltage for the whole system circuit, the 6-axis sensor module is used for detecting the inclination state of the carriage of the dump truck in the lifting process, and transmits data to the single chip microcomputer, and the single chip microcomputer transmits the data to the system control box 9 through the 433Mhz wireless communication module.
The actuating mechanism 8 is arranged on a dumper air control system pipeline or a hydraulic oil pipeline, the actuating mechanism 8 is arranged on the dumper air control system pipeline or the hydraulic oil pipeline, so that power can be conveniently applied to the actuating mechanism, a limit valve 5 is further arranged on a lifting air pipeline between the actuating mechanism 8 and a control air valve 6, the control air valve 6 comprises an interface TIP for connecting a lifting air pipeline, an interface LOW for connecting a descending air pipeline and an interface PTO for connecting a booster, wherein the interface PTO for connecting the booster is connected with the booster through a pipeline, the booster is connected with a hydraulic oil pump 2 through a transmission shaft, the position control effect is effectively realized through the arrangement of the limit valve 5, an air control distribution valve 3 is connected with a slow descending control valve 7 through a slow descending air pipeline, an air storage cylinder is arranged at one end of the control air valve 6 and one end of the slow descending control valve 7, and the control air valve 6 and the slow descending control valve 7 provide power, the slow-falling control valve 7 is connected with a gas path interface used for slow falling on the gas control distribution valve 3 through a gas path pipeline, the hydraulic oil pump 2 can be a gear pump, the gear pump has better transmission efficiency, the control gas valve 6 and the gas control distribution valve 3 form a gas control system, and the gas control process of the whole device is realized by the cooperation of the control gas valve 6 and the gas control distribution valve 3.
The utility model discloses a theory of operation and use flow: when the inclination angle signal detected by the data acquisition box 10 and fed back to the system control box 9 is close to the set critical value in the lifting process of the carriage, the system control box 9 receives and compares the signal with the built-in critical value, the signal is transmitted to the actuating mechanism 8 through the relay control circuit after being processed, the actuating mechanism 8 adopts an electromagnetic valve, after receiving the electrical signal, the electromagnetic valve electrically executes opening and closing actions, closes the lifting gas circuit of the pneumatic control distribution valve 3, and opens the descending gas circuit of the pneumatic control distribution valve 3. After the lifting gas circuit of the pneumatic control distribution valve 3 is closed, the residual compressed gas in the lifting gas circuit is discharged through the actuating mechanism 8. After the air is transferred to the descending air passage of the pneumatic control distribution valve 3, air in the air passage enters the control air valve 6 through the descending air passage pipeline, the control air valve 6 is disconnected from the power takeoff and the hydraulic oil pump 2, and hydraulic oil in the hydraulic oil pump 2 and the hydraulic oil cylinder 4 returns to the hydraulic oil tank 1 through the pneumatic control distribution valve 3. The pressure in the hydraulic oil cylinder 4 is reduced due to the backflow of the hydraulic oil, the carriage slowly descends under the action of the gravity of the carriage, the integral gravity center of the dumper is lowered, and the dumper is prevented from being turned on one side.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automatic device of preventing turning on one's side of tipper, includes hydraulic cylinder (4), actuating mechanism (8), system control box (9) and data acquisition box (10), its characterized in that: the hydraulic dumper is characterized in that the data acquisition box (10) is mounted on a dumper frame, the execution mechanism (8) is electrically connected with the system control box (9) and the data acquisition box (10) respectively, the hydraulic oil cylinder (4) is connected with a hydraulic oil circuit of the hydraulic oil tank (1) through the hydraulic oil pump (2) and the pneumatic control distribution valve (3), the pneumatic control distribution valve (3) is connected with the control air valve (6) through a lifting air circuit pipeline and a descending air circuit pipeline, the control air valve (6) is connected with the hydraulic oil pump (2) through a booster, the hydraulic oil pump (2) is connected with the hydraulic oil tank (1) and the pneumatic control distribution valve (3) through hydraulic pipelines respectively, and the pneumatic control distribution valve (3) is connected with the hydraulic oil cylinder (4) through a hydraulic pipeline,
the system control box (9) comprises a single chip microcomputer, a power supply circuit, a 433Mhz wireless communication module, a 2G communication module, a keying circuit, a buzzer alarm circuit, a power takeoff signal acquisition circuit and an electromagnetic valve control circuit, wherein the output end of the power supply circuit is respectively and electrically connected with the input ends of the single chip microcomputer, the 433Mhz wireless communication module and the 2G communication module are both electrically connected with the single chip microcomputer in a bidirectional mode, the output ends of the keying circuit and the power takeoff signal acquisition circuit are electrically connected with the input end of the single chip microcomputer, and the output end of the single chip microcomputer is respectively and electrically connected with the input ends of the buzzer alarm circuit and the electromagnetic valve control circuit,
the data acquisition box (10) comprises a single chip microcomputer, a power circuit, a 433Mhz wireless communication module and a 6-axis sensor module, wherein the output end of the power circuit is electrically connected with the input ends of the single chip microcomputer, the 433Mhz wireless communication module and the 6-axis sensor module respectively, and the 433Mhz wireless communication module and the 6-axis sensor module are both electrically connected with the single chip microcomputer in a two-way mode.
2. The automatic rollover prevention device of a dump truck according to claim 1, characterized in that: the executing mechanism (8) is arranged on a pneumatic control system pipeline or a hydraulic oil pipeline of the dump truck.
3. The automatic rollover prevention device of a dump truck according to claim 1, characterized in that: and a limiting valve (5) is further mounted on a lifting gas path pipeline between the executing mechanism (8) and the control gas valve (6).
4. The automatic rollover prevention device of a dump truck according to claim 1, characterized in that: the pneumatic control distribution valve (3) is connected with the slow-falling control valve (7) through a slow-falling air channel pipeline.
5. The automatic rollover prevention device of the dumper as recited in claim 4, wherein: and one ends of the control air valve (6) and the slow-falling control valve (7) are provided with air cylinders.
6. The automatic rollover prevention device of a dump truck according to claim 1, characterized in that: the hydraulic oil pump (2) is a gear pump.
7. The automatic rollover prevention device of a dump truck according to claim 3, wherein: the control air valve (6) and the air control distribution valve (3) form an air control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454769.9U CN210062769U (en) | 2019-04-04 | 2019-04-04 | Automatic rollover prevention device of dumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920454769.9U CN210062769U (en) | 2019-04-04 | 2019-04-04 | Automatic rollover prevention device of dumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210062769U true CN210062769U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920454769.9U Expired - Fee Related CN210062769U (en) | 2019-04-04 | 2019-04-04 | Automatic rollover prevention device of dumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210062769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455308A (en) * | 2020-12-08 | 2021-03-09 | 安徽江淮汽车集团股份有限公司 | Dumper lifting device and dumper |
-
2019
- 2019-04-04 CN CN201920454769.9U patent/CN210062769U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455308A (en) * | 2020-12-08 | 2021-03-09 | 安徽江淮汽车集团股份有限公司 | Dumper lifting device and dumper |
| CN112455308B (en) * | 2020-12-08 | 2022-03-22 | 安徽江淮汽车集团股份有限公司 | Dumper lifting device and dumper |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |