CN219237007U - Dump truck safety device and dump truck - Google Patents
Dump truck safety device and dump truck Download PDFInfo
- Publication number
- CN219237007U CN219237007U CN202320328127.0U CN202320328127U CN219237007U CN 219237007 U CN219237007 U CN 219237007U CN 202320328127 U CN202320328127 U CN 202320328127U CN 219237007 U CN219237007 U CN 219237007U
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- dump truck
- travel switch
- safety device
- controllable valve
- brake device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model discloses a dump truck safety device and a dump truck, which relate to the technical field of dump trucks and aim to realize safe walking and unloading of the dump truck in a short distance range, wherein the dump truck comprises a brake device, a frame and a liftable carriage arranged on the frame, the brake device is provided with a power supply pipeline, and the dump truck safety device comprises: the controllable valve is arranged on the power supply pipeline, and the travel switch is arranged on the frame; the power interface of the controllable valve is electrically connected with the power terminal of the travel switch, and the travel switch is electrically connected with the power terminal of the alarm. The dump truck comprises the dump truck safety device. The dump truck safety device and the dump truck are used in the dump truck, and the dump truck is convenient to unload things.
Description
Technical Field
The utility model relates to the technical field of dumpers, in particular to a dumper safety device and a dumper.
Background
At present, the container lifting control system and the vehicle braking system of the dump truck are mutually independent in design, and in daily use, if a driver strictly operates according to an operation standard, the vehicle starts to run after waiting for the container to completely fall back to the auxiliary frame, and the vicious problem that a force taking device between the container and the auxiliary bracket is broken can not occur.
In daily work, the interlocking device is required to be manually operated by a driver, so that the vehicle can move in a short distance under the lifting state of the container, and unloading is convenient, but because the container and the auxiliary frame are always in a separated state and the lifting system and the power take-off system of the vehicle are aged when the driver forgets to operate the lifting control system or the vehicle braking system in the operation process, the problem that the power take-off device is broken in the moving process of the vehicle can be caused. Meanwhile, the problem that the vehicle cannot move for a short distance in a container lifting state, so that unloading is slow can occur.
Disclosure of Invention
The utility model aims to provide a dump truck safety device and a dump truck, so as to realize safe walking and unloading of the dump truck in a short distance range.
In a first aspect, the present utility model provides a dump truck safety device, the dump truck comprising a brake device, a frame and a liftable carriage arranged on the frame, the brake device having a power supply line, the dump truck safety device comprising: the controllable valve is arranged on the power supply pipeline, and the travel switch is arranged on the frame; the power interface of the controllable valve is electrically connected with the power terminal of the travel switch, and the travel switch is electrically connected with the power terminal of the alarm.
Compared with the prior art, the dump truck safety device provided by the utility model comprises the brake device, the frame and the liftable carriage arranged on the frame, wherein the brake device is provided with the power supply pipeline, and the controllable valve is arranged on the power supply pipeline, so that the controllable valve can cut off or conduct the power supply pipeline. When the vehicle is braked, the controllable valve can be used for conducting the power supply pipeline, so that the braking force is transmitted to the braking device through the power supply pipeline, the braking device is guaranteed to brake the vehicle, and when the liftable carriage on the vehicle frame begins to lift, the controllable valve can be controlled to cut off the power supply pipeline, and the braking force is stopped being input into the braking device through the power supply pipeline. At the moment, the braking function of the braking device is invalid under the action of no braking force, and the dump truck starts to move under the condition that the braking device is invalid, so that the problem that the vehicle cannot move in a short distance and the unloading is slow because a driver forgets to operate a vehicle braking system in the unloading process is effectively solved.
In addition, the power interface of the controllable valve is electrically connected with the power terminal of the travel switch, and the travel switch is electrically connected with the power terminal of the alarm. When the carriage is in a lifting state, the controllable valve can supply power to the travel switch. The travel switch is arranged on the frame and can sense whether the frame is in contact with the carriage frame or not, when the carriage is in a lifting state, the travel switch is not in contact with the frame, the controllable valve is in an electrified state, the power interface of the controllable valve is electrically connected with the power terminal of the travel switch, the travel switch is electrically connected with the power terminal of the alarm, based on the fact, when the controllable valve is electrified, the alarm electrically connected with the travel switch can give out alarm sound, when a dump truck is unloaded, if a driver forgets to operate the lifting control system, the alarm can always give out alarm sound, the driver can park under the prompt of the alarm sound to wait for the carriage of the dump truck to be in contact with the frame, and the problems that when the driver forgets to operate the lifting control system or the vehicle braking system in the operation process, the cargo box and the auxiliary frame are always in a separated state, and the lifting system and the power taking system of the vehicle are aged are solved, and the power taking device is broken in the moving process are caused.
In a second aspect, the present utility model provides a dump truck comprising the dump truck safety device according to the first aspect.
Compared with the prior art, the self-discharging vehicle has the beneficial effects the same as those of the self-discharging vehicle safety device according to the first aspect of the utility model, and the description is omitted here.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 illustrates a flow diagram of an unloading safety device and a dump truck according to an exemplary embodiment of the present utility model;
FIG. 2 illustrates a block diagram of a travel switch according to an exemplary embodiment of the present utility model;
fig. 3 shows an installation structure diagram of a travel switch according to an exemplary embodiment of the present utility model.
Reference numerals:
101-controllable valve, 102-travel switch, 1021-driving piece, 103-alarm, 104-brake device, 105-manual button, 106-frame, 107-carriage.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one unless specifically defined otherwise.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
At present, the container lifting control system and the vehicle braking system of the dump truck are mutually independent in design, and in daily use, if a driver strictly operates according to an operation standard, the vehicle starts to run after waiting for the container to completely fall back to the auxiliary frame, and the vicious problem that a force taking device between the container and the auxiliary bracket is broken can not occur.
In daily work, the interlocking device is required to be manually operated by a driver, so that the vehicle can move in a short distance under the lifting state of the container, and unloading is convenient, but because the container and the auxiliary frame are always in a separated state and the lifting system and the power take-off system of the vehicle are aged when the driver forgets to operate the lifting control system or the vehicle braking system in the operation process, the problem that the power take-off device is broken in the moving process of the vehicle can be caused. Meanwhile, the problem that the vehicle cannot move for a short distance in a container lifting state, so that unloading is slow can occur.
Based on the above, the embodiment of the utility model provides a dump truck safety device and a dump truck, so as to realize safe walking and unloading of the dump truck in a short distance range.
Fig. 1 shows a flow chart of an unloading safety device and a dump truck according to an exemplary embodiment of the utility model. As shown in fig. 1, the dump truck according to the exemplary embodiment of the present utility model includes a brake device 104, a frame 106, and a liftable compartment 107 provided on the frame, the brake device 104 has a power supply line, and the dump truck safety device includes: the controllable valve 101, the travel switch 102 and the alarm 103 are arranged on a power supply pipeline, and the travel switch 102 is arranged on the frame 106; the power interface of the controllable valve 101 is electrically connected to the power terminal of the travel switch 102, and the travel switch 102 is electrically connected to the power terminal of the alarm 103.
In particular, as shown in fig. 1, when a dump truck is required to unload, the dump truck needs to brake by the brake device 104, wherein when the brake device 104 is to brake, the brake device 104 has a power supply pipeline, when the braking force is transmitted to the brake device 104 through the power supply pipeline, the brake device 104 starts to brake, when the brake is required to brake, the controllable valve 101 can be utilized to conduct the power supply pipeline, so that the braking force is transmitted to the brake device 104 through the power supply pipeline, thereby ensuring that the brake device 104 can brake the vehicle, and when the liftable carriage 107 on the truck frame 106 starts to lift, the controllable valve 101 can be controlled to cut off the power supply pipeline, and the input of the braking force to the brake device is stopped, at this time, the braking function of the brake device 104 is disabled without the braking force, and the dump truck starts to move under the condition that the brake device is disabled.
According to the implementation process, the dump truck starts to move under the condition that the brake device fails, so that the problem that the vehicle cannot move in a short distance and the unloading is slow because a driver forgets to operate a vehicle brake system in the unloading process is effectively solved.
In addition, the power interface of the controllable valve 101 is electrically connected to the power terminal of the travel switch 102, and the travel switch 102 is electrically connected to the power terminal of the alarm 103. When the car 107 is in a lifted state, the controllable valve 101 can supply power to the travel switch 102. The travel switch 102 is arranged on the frame 106, so that the travel switch 102 can sense whether the frame 106 is in contact with the frame 106 of the carriage 107, when the carriage 107 is in a lifting state, the travel switch 102 is not in contact with the frame 106, the controllable valve 101 is in an electrified state, a power interface of the controllable valve 101 is electrically connected with a power terminal of the travel switch 102, the travel switch 102 is electrically connected with a power terminal of the alarm 103, based on the fact, when the controllable valve 101 is electrified, the alarm 103 electrically connected with the travel switch 102 can give out an alarm sound, when a dump truck is unloaded, if a driver forgets to operate the lifting control system, the alarm sound is always given out, and the driver can park under the prompt of the alarm sound to wait for the carriage of the dump truck to be in contact with the frame.
According to the implementation process, a driver can park under the prompt of alarm sound to wait for the carriage of the dump truck to be in contact with the frame, so that the problem that when the driver forgets to operate the lifting control system or the vehicle braking system in the operation process, the cargo box is always in a separated state with the auxiliary frame, the lifting system and the power take-off system of the vehicle are aged, and the power take-off device is broken in the moving process of the vehicle is effectively solved.
In an alternative way, the braking device may be a pneumatic braking device, a hydraulic braking device or an electric braking device. When the brake device is a pneumatic brake device, the power supply pipeline is a pneumatic supply pipeline, and the pneumatic supply pipeline utilizes gas as braking force to realize braking. When the braking device is a hydraulic braking device, the power supply pipeline is a hydraulic supply pipeline, and the hydraulic supply pipeline utilizes liquid as braking force to realize braking. When the braking device is an electric braking device, the power supply pipeline is an electric supply pipeline, and the electric supply pipeline utilizes electric energy as braking force to realize braking.
In an alternative, the controllable valve has a first line interface, a second line interface, a signal interface, and a second wiring port, the first line interface being in communication with the air outlet of the power supply line, the second line interface being in communication with the air inlet of the power supply line, the travel switch being electrically connected to the second wiring port. The dump truck safety device further comprises a manual button, and the manual button is electrically connected with the signal interface.
When the power supply pipeline is a pneumatic supply pipeline, a driver presses a manual button electrically connected with a signal interface of the controllable valve, the controllable valve can block the gas braking force under the condition of being electrified, the braking device can be disabled under the action of no braking force, and the vehicle can start to move under the action of no braking device.
When the power supply pipeline is a hydraulic power supply pipeline, a driver presses a manual button electrically connected with a signal interface of a controllable valve, the controllable valve can block liquid braking force under the condition of being electrified, the braking device can be disabled under the action of no braking force, and the vehicle can start to move under the action of no braking device. When the power supply pipeline is an electric supply pipeline, a driver presses a manual button electrically connected with a signal interface of the controllable valve, the controllable valve can enable the braking device to be powered off under the condition of being electrified, the braking device can be disabled under the action of no electric energy braking force, and the vehicle can start to move under the condition that the braking device is not braked.
Illustratively, fig. 2 shows a block diagram of a travel switch according to an exemplary embodiment of the present utility model, fig. 3 shows an installation block diagram of a travel switch according to an exemplary embodiment of the present utility model, and as shown in fig. 2 to 3, the travel switch 102 has a rotatable driving member 1021, and the rotatable driving member 1021 is located above the vehicle frame 106.
In practical application, the travel switch 102 includes a reset plunger, a connecting member, a driving member 1021, and a power connection port, where the connecting member is used to connect the reset plunger with the driving member, and the power connection port is electrically connected with the second connection port. When the carriage 107 is in a lifting state, the controllable valve is in an electrified state, the controllable valve is a normally open controllable valve, a second wiring port of the controllable valve is electrically connected with a power wiring port of the travel switch, at the moment, a driving piece in the travel switch 102 is separated from contact with the carriage 107, the driving piece 1021 is in an initial position, when the driving piece 1021 rotates to the initial position, a reset plunger connected with the driving piece is driven to conduct the travel switch, the travel switch 102 is the normally open travel switch, and when the travel switch 102 is electrified, an alarm electrically connected with the travel switch can give out an alarm.
When the carriage 107 is in a landing state, the controllable valve is in a power-off state, the controllable valve is a normally-closed controllable valve, a second wiring port of the controllable valve is electrically connected with a power wiring port of the travel switch, at the moment, a driving piece 1021 in the travel switch 102 is in contact with the carriage 107, the driving piece 1021 is in a preset position, when the driving piece 1021 rotates to the preset position, a reset plunger connected with the driving piece is driven to close the travel switch, the travel switch at the moment is the normally-closed travel switch, when the travel switch 102 is powered off, an alarm electrically connected with the travel switch is in the power-off state, at the moment, the alarm cannot send out alarm sound, and the carriage 107 is in contact with the frame 106.
The utility model provides a dump truck, which comprises the dump truck safety device according to the first aspect of the utility model. It should be appreciated that the dump truck of the embodiments of the present utility model may be unmanned or manned.
Compared with the prior art, the self-discharging vehicle has the beneficial effects the same as those of the self-discharging vehicle safety device according to the first aspect of the utility model, and the description is omitted here.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. A dump truck safety device, characterized in that the dump truck comprises a brake device, a frame and a liftable carriage arranged on the frame, wherein the brake device is provided with a power supply pipeline, and the dump truck safety device comprises: the controllable valve is arranged on the power supply pipeline, and the travel switch is arranged on the frame;
the power interface of the controllable valve is electrically connected with the power terminal of the travel switch, and the travel switch is electrically connected with the power terminal of the alarm.
2. The dump truck safety device according to claim 1, wherein the brake device is a pneumatic brake device, a hydraulic brake device or an electric brake device.
3. The dump truck safety device according to claim 2, wherein when the brake device is a pneumatic brake device, the power supply line is a pneumatic supply line.
4. The dump truck safety device according to claim 2, wherein when the brake device is a hydraulic brake device, the power supply line is a hydraulic supply line.
5. The dump truck safety device according to claim 2, wherein when the brake device is an electric brake device, the power supply line is an electric supply line.
6. The dump truck safety device according to any one of claims 1 to 5, wherein the controllable valve has a first line interface, a second line interface, a signal interface, and a second wiring port, the first line interface being in communication with the air outlet of the power supply line, the second line interface being in communication with the air inlet of the power supply line, the travel switch being electrically connected to the second wiring port.
7. The dump truck safety device of claim 6, further comprising a manual button electrically connected to the signal interface.
8. The dump truck safety device according to claim 6, wherein the travel switch has a rotatable drive member located above the frame.
9. The dump truck safety device according to claim 8, wherein when the carriage is in a lifted state, the controllable valve is a normally open controllable valve, the travel switch is a normally open travel switch, and the driving member is in an initial position;
when the carriage is in a landing state, the controllable valve is a normally-closed controllable valve, the travel switch is a normally-closed travel switch, and the driving piece is in a preset position.
10. A dump vehicle comprising the dump truck safety device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320328127.0U CN219237007U (en) | 2023-02-27 | 2023-02-27 | Dump truck safety device and dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320328127.0U CN219237007U (en) | 2023-02-27 | 2023-02-27 | Dump truck safety device and dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219237007U true CN219237007U (en) | 2023-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320328127.0U Active CN219237007U (en) | 2023-02-27 | 2023-02-27 | Dump truck safety device and dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219237007U (en) |
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2023
- 2023-02-27 CN CN202320328127.0U patent/CN219237007U/en active Active
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