CN211252342U - Detection and monitoring device for large-compartment lifting self-locking system of dumper - Google Patents
Detection and monitoring device for large-compartment lifting self-locking system of dumper Download PDFInfo
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- CN211252342U CN211252342U CN201922176901.7U CN201922176901U CN211252342U CN 211252342 U CN211252342 U CN 211252342U CN 201922176901 U CN201922176901 U CN 201922176901U CN 211252342 U CN211252342 U CN 211252342U
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Abstract
The utility model discloses a big railway carriage or compartment of tipper lifts self-locking system and detects monitoring device belongs to tip truck maintenance technical field. The utility model discloses an air supply, solenoid valve, gas accuse electric change over switch, relay valve connect gradually the gas circuit of formation, and the solenoid valve passes through circuit signal pin connection to big dipper equipment, gas accuse electric change over switch be connected with relay two, the normally open terminal of relay two is connected to the alarm, the normally closed terminal passes through gas circuit signal pin connection to big dipper equipment, big dipper equipment is with received signal transmission to backstage supervisory equipment auto-lock when being normal, the auto-lock is normal when, two tunnel signals can be received to big dipper equipment, during the auto-lock trouble, the disappearance can appear in the signal, the alarm sends the chimes of doom. The utility model discloses a detection method is simple direct-viewing, makes things convenient for the driver to discover the trouble, reduces the potential safety hazard, and makes things convenient for backstage monitoring personnel to acquire vehicle state in real time, in time reminds when the driver does not notice the trouble, increases the device's reliability.
Description
Technical Field
The utility model relates to a tip truck maintenance technical field, more specifically say, relate to a big railway carriage or compartment of tipper lifts self-locking system and detects monitoring device.
Background
The dump truck is a vehicle for automatically unloading goods by lifting a cargo compartment through hydraulic pressure or machinery, is also called as a dump truck, has the characteristics of automatic unloading, strong maneuverability and the like, is important equipment for transportation and yield preservation of a car carrier, is mainly used for yield preservation transportation of an industrial production plant area, and is easy to collide with pipelines and roads above the dump truck when the dump truck runs when lifting a large compartment due to the fact that a gas pipeline and a belt corridor inside the plant area cross the roads, and huge hidden dangers are caused. Therefore, the existing dump truck is additionally provided with a large compartment lifting self-locking device, so that the condition that the vehicle cannot continuously run after the large compartment is lifted when the vehicle is unloaded is ensured, the running safety of the vehicle is directly related, and the serious accident that the vehicle collides with an overhead pipeline because the vehicle does not fall in place due to human negligence is effectively avoided.
However, in the existing self-locking system, a driver needs to check the self-locking system every day, and inspectors randomly perform self-locking system spot check on the vehicle before leaving the factory, but the inspectors cannot know the integrity of the self-locking system in the running process of the vehicle in work, and particularly some new drivers do not know the self-locking system well and neglect the importance of self-locking of a tipping bucket of the vehicle, so that certain potential safety hazards exist.
Through search, the Chinese patent number ZL201120359826.9, the date of the authorized announcement is 7/4/2012, and the name of the invention creation is as follows: the lifting brake interlocking control system for the dump truck comprises a two-position three-way electromagnetic valve, a travel switch and a snap switch which are sequentially connected in series and then connected with a storage battery; one end of a central air passage of the two-position three-way electromagnetic valve is communicated with a vehicle-mounted air source through an air source inlet, and the other end of the central air passage is communicated with air passages at two sides and then communicated with the wheel brake through an air source outlet. According to the application, the interlocking control device is established between the lifting control system and the braking air circuit control system, so that the situation that a carriage can run in a lifting state is avoided when the dump truck works. However, the self-locking system of the application can only realize the self-locking function, whether the self-locking system is normal or not in the driving process is judged only by a driver, potential safety hazards possibly exist, the requirement on the driver is high, corresponding professional knowledge is required, and certain limitations exist.
Disclosure of Invention
1. Technical problem to be solved by the utility model
The utility model aims to overcome current auto-lock system, the staff that needs to possess the professional need inspect before the vehicle leaves the factory, can't learn the problem of auto-lock system situation at the in-process that traveles, provides a big railway carriage or compartment of tipper lifts auto-lock system and detects monitoring device, the utility model discloses can detect auto-lock system's validity fast, realize safe driving.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
the utility model discloses a big railway carriage or compartment of tipper lifts auto-lock system and detects monitoring device, including solenoid valve, air supply and relay valve, form the braking gas circuit between air supply and the relay valve to and gas accuse electric change over switch, relay one, big dipper equipment and backstage supervisory equipment; the electromagnetic valve and the pneumatic control electric change-over switch are arranged on the brake air circuit, and the pneumatic control electric change-over switch is connected with the first relay and then connected to the Beidou equipment through an air circuit signal lead; the solenoid valve pass through circuit signal lead wire and be connected to big dipper equipment, big dipper equipment sends two kinds of signals to backstage supervisory equipment.
As the utility model discloses improve still further, gas accuse electric change over switch install between solenoid valve and relay, two contacts of this gas accuse electric change over switch are connected to the anodal binding post and the public terminal of relay one respectively, the negative terminal ground connection of relay one, normally closed terminal is connected to big dipper equipment through gas circuit signal lead, normally open terminal connection to alarm.
As the utility model discloses improve still further, monitoring device still be provided with proximity switch, this proximity switch installs at the carriage rear portion to be connected to relay two's negative pole binding post, relay valve two's common terminal is connected to gas accuse electricity change over switch, normally closed terminal is connected to the alarm.
As the utility model discloses improve still further, vehicle girder front end is provided with pressure switch, and this pressure switch is connected with the warning light.
As a further improvement of the utility model, the first relay and the second relay are both 24V3801-34150 type five-claw relays.
As a further improvement of the utility model, the pneumatic control electric change-over switch uses an OR06-15 type red rock truck brake lamp switch.
As a further improvement of the present invention, the pressure switch is a KANT model 802-20 switch.
As a further improvement of the present invention, the solenoid valve is a GIQI solenoid valve of Q23XD-2T type.
As a further improvement of the utility model, the proximity switch uses a Hangzhou method LJP55M-25D2 type switch.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with existing well-known technique, have following beneficial effect:
(1) the utility model discloses a big railway carriage or compartment of tipper lifts self-locking system, when the big railway carriage or compartment of vehicle lifts, the solenoid valve actuation has got the electricity, and the circuit signal lead wire who is connected with the solenoid valve inserts big dipper equipment, receives the signal of telecommunication according to big dipper equipment whether, can judge whether normal from the circuit of locking system. No air supply in the gas circuit when the auto-lock is lifted to the vehicle, gas accuse electrical changeover switch is in normally open state, can not produce the signal of telecommunication at the common terminal of relay, and the relay does not move, therefore the gas circuit signal lead wire of being connected with relay normally closed terminal lasts the switch-on, sends into big dipper equipment with the signal of telecommunication, whether receives the signal of telecommunication according to big dipper equipment, judges whether normal the gas circuit of auto-lock system. The detection method is simple and visual, has good practicability, reduces labor intensity and cost consumption, improves detection efficiency, and reduces potential safety hazards.
(2) The utility model discloses a big railway carriage or compartment of tipper lifts auto-lock system and detects monitoring device, big dipper equipment can make things convenient for the control personnel to acquire the vehicle situation with received signal of telecommunication transmission to backstage supervisory equipment, when the driver does not attend to the auto-lock system trouble, can obtain control personnel's warning.
(3) The utility model discloses a big railway carriage or compartment of tipper lifts self-locking system and detects monitoring device, it still is provided with warning light and alarm, carries out dual suggestion to the driver, supervises the safe of urging driver to go.
Drawings
Fig. 1 is a schematic view of the self-locking system detection monitoring device for the large compartment lifting of the dump truck of the present invention.
The reference numerals in the schematic drawings illustrate:
1. a power source; 2. a pressure switch; 3. a warning light; 4. a gas source; 5. an electromagnetic valve; 6. a pneumatic control electric transfer switch; 7. a relay valve; 8. a first relay; 9. a gas circuit signal lead; 10. beidou equipment; 11. an alarm; 12. a proximity switch; 13. a second relay; 14. a circuit signal lead; 15. and (5) background monitoring equipment.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Example 1
With reference to fig. 1, the detection and monitoring device for the large-compartment lifting self-locking system of the dump truck in the embodiment comprises a pressure switch 2, a prompt lamp 3, an air source 4, an electromagnetic valve 5, a pneumatic control electric change-over switch 6, a relay valve 7 and a proximity switch 12, wherein a brake air circuit is formed between the air source 4 and the relay valve 7, the electromagnetic valve 5 uses a Q23XD-2T type electromagnetic valve of GIQI, the pneumatic control electric change-over switch 6 uses an OR06-15 type red rock truck brake lamp switch, the electromagnetic valve 5 and the pneumatic control electric change-over switch 6 are both arranged on the brake air circuit, and the pneumatic control electric change-over switch 6 is arranged between the electromagnetic valve 5 and the relay valve; the pressure switch 2 is an 802-20 type switch of KANT, is arranged at the front end of a vehicle girder and is connected with a prompting lamp 3; the proximity switch 12 is an LJP55M-25D2 type switch by Hangzhou method, is arranged at the rear part of a carriage and is connected with a second relay 13, the second relay 13 uses a 2801 + 34150 type five-claw relay with the rated voltage of 24V, a negative terminal of the second relay is connected with the proximity switch 12, a positive terminal of the second relay is connected with the power supply 1, a common terminal is connected with the pneumatic control electric changeover switch 6, a normally closed terminal is connected with the alarm 11, a normally open terminal is vacant, and the electromagnetic valve 5 is connected with the Beidou equipment 10 through a circuit signal lead 14.
The pneumatic control electric change-over switch 6 is further connected with a first relay 8 and then connected to the Beidou equipment 10 through a gas path signal lead 9, specifically, the first relay 8 adopts a 2801 + 34150 type five-claw relay with a rated voltage of 24V, two contacts of the pneumatic control electric change-over switch 6 are respectively connected to a positive terminal and a common terminal of the first relay 8, a negative terminal of the first relay 8 is grounded, a normally open terminal is connected to the alarm 11, the normally closed terminal is connected to the Beidou equipment 10 through the gas path signal lead 9, and the Beidou equipment 10 sends the received two paths of signals to the background monitoring equipment 15.
When the big compartment is lifted, the oil top pump starts to work to pump oil into the oil top cylinder, at the moment, because hydraulic oil generates high pressure, a circuit where the pressure switch 2 is located is switched on, the electromagnetic valve 5 is electrified, the air circuit is closed after the electromagnetic valve 5 is electrified, the hand brake relay valve is in a cut-off state (at the moment, the air cylinder and the hand brake relay valve are cut off), then compressed air in the parking brake chamber is exhausted into the atmosphere, the automobile is in a parking brake state, and the Beidou equipment 10 can receive an electric signal from the electromagnetic valve 5.
At the moment, the circuit between the pressure switch 2 and the prompting lamp 3 is communicated, the prompting lamp 3 flickers to prompt that the large compartment is lifted, meanwhile, the large compartment of the vehicle is separated from the proximity switch 12, the relay II 13 is switched on, and the alarm 11 connected with the relay II 13 sends out a prompting sound for prohibiting starting of the large compartment due to lifting of the large compartment, so that the large compartment is prompted to be lifted to be prohibited from starting.
When the self-locking gas circuit is normal, no gas exists in the gas circuit, the gas control electric change-over switch 6 is in a normally open state, an electric signal cannot be generated at the common end of the relay I8, and the relay I8 does not act, so that a gas circuit signal lead 9 connected with a normally closed terminal of the relay I8 is continuously connected, and a gas circuit signal is converted into an electric signal to be sent to the Beidou equipment 10; when the self-locking air circuit has a fault, the pneumatic control electric change-over switch 6 acts under the action of air, the normally closed terminal of the pneumatic control electric change-over switch is opened, the loop of the air circuit signal transmission is disconnected, the normally open terminal of the pneumatic control electric change-over switch is closed and communicated to the loop of the alarm 11, and the alarm 11 gives an alarm sound to prompt the self-locking fault.
After the driver falls into the large compartment, the oil pipeline is completely decompressed, the pressure switch 2 is switched off, and the electromagnetic valve 5 is switched off and the air circuit is switched on. The relay valve 7 and the brake air chamber are communicated with the air source 4, and compressed air enters the parking brake air chamber to relieve braking, so that the automobile can start normally.
In the embodiment, the prompting lamp 3 and the alarm 11 act when the large compartment of the vehicle lifts, sound and light double prompting is carried out on the driver, the driver is supervised and urged to safely drive, and the two alarm modes are mutually standby, so that the damage of a certain alarm device is prevented, and the prompting effect cannot be realized. Whether the electrical signals transmitted by the circuit signal lead 14 and the gas circuit signal lead 9 are received by the Beidou equipment 10 or not can be judged, whether the circuit and the gas circuit of the self-locking system are normal or not can be judged, and meanwhile, an alarm signal can be sent out to prompt a driver when a fault occurs. Beidou equipment 10 can also send received signals to background monitoring equipment 15, so that monitoring personnel can conveniently acquire vehicle conditions, and when a driver does not notice the fault of the self-locking system or the prompting lamp 3 and the alarm 11 are damaged, the monitoring personnel can be reminded, so that the monitoring device is more reliable.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a big railway carriage or compartment of tipper lifts self-locking system and detects monitoring device, includes solenoid valve (5), air supply (4) and relay valve (7), forms the braking gas circuit between air supply (4) and relay valve (7), its characterized in that: the device also comprises a pneumatic control electric transfer switch (6), a first relay (8), Beidou equipment (10) and background monitoring equipment (15); the electromagnetic valve (5) and the pneumatic control electric transfer switch (6) are arranged on a brake air circuit, and the pneumatic control electric transfer switch (6) is connected with the relay I (8) and then connected to the Beidou equipment (10) through an air circuit signal lead (9); solenoid valve (5) be connected to big dipper equipment (10) through circuit signal lead (14), big dipper equipment (10) are with two kinds of signal transmission to backstage supervisory equipment (15).
2. The detection and monitoring device for the large-compartment lifting self-locking system of the dump truck as claimed in claim 1, wherein: the pneumatic control electric transfer switch (6) is installed between the electromagnetic valve (5) and the relay valve (7), two contacts of the pneumatic control electric transfer switch (6) are connected to a positive terminal and a common terminal of the relay I (8) respectively, a negative terminal of the relay I (8) is grounded, a normally closed terminal is connected to the Beidou equipment (10) through an air path signal lead (9), and a normally open terminal is connected to the alarm (11).
3. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 2, wherein: the monitoring device is further provided with a proximity switch (12), the proximity switch (12) is installed on the rear portion of the carriage and connected to a negative terminal of a second relay (13), a common terminal of the second relay (13) is connected to the pneumatic control electric changeover switch (6), and a normally closed terminal is connected to the alarm (11).
4. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 3, wherein: the front end of the vehicle girder is provided with a pressure switch (2), and the pressure switch (2) is connected with a prompting lamp (3).
5. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 4, wherein: the first relay (8) and the second relay (13) are both 24V3801-34150 type five-claw relays.
6. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 5, wherein: the pneumatic control electric change-over switch (6) uses an OR06-15 type red rock truck brake lamp switch.
7. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 6, wherein: the pressure switch (2) uses KANT's 802-20 type switch.
8. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 7, wherein: the solenoid valve (5) is a GIQI Q23XD-2T solenoid valve.
9. The device for detecting and monitoring the large-compartment lifting self-locking system of the dump truck as claimed in claim 8, wherein: the proximity switch (12) adopts an LJP55M-25D2 type switch of a Hangzhou method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922176901.7U CN211252342U (en) | 2019-12-06 | 2019-12-06 | Detection and monitoring device for large-compartment lifting self-locking system of dumper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922176901.7U CN211252342U (en) | 2019-12-06 | 2019-12-06 | Detection and monitoring device for large-compartment lifting self-locking system of dumper |
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| CN211252342U true CN211252342U (en) | 2020-08-14 |
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| CN201922176901.7U Active CN211252342U (en) | 2019-12-06 | 2019-12-06 | Detection and monitoring device for large-compartment lifting self-locking system of dumper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114683990A (en) * | 2022-04-01 | 2022-07-01 | 山东港口科技集团日照有限公司 | Vehicle weighing locking joint control method and related device and system |
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2019
- 2019-12-06 CN CN201922176901.7U patent/CN211252342U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114683990A (en) * | 2022-04-01 | 2022-07-01 | 山东港口科技集团日照有限公司 | Vehicle weighing locking joint control method and related device and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221207 Address after: 243000 Building 9, Incubation Park, 277 Zhongfei Avenue, zhengpugang New District, Maanshan City, Anhui Province Patentee after: MAGANG GROUP LOGISTICS Co.,Ltd. Address before: 243000 Flying Avenue 277, Zhengpugang New Area, Ma'anshan City, Anhui Province Patentee before: Anhui Masteel automobile transportation service Co.,Ltd. |
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| TR01 | Transfer of patent right |