CN219297051U - Contact net overhauls operation car platform safety coefficient - Google Patents
Contact net overhauls operation car platform safety coefficient Download PDFInfo
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- CN219297051U CN219297051U CN202320639449.7U CN202320639449U CN219297051U CN 219297051 U CN219297051 U CN 219297051U CN 202320639449 U CN202320639449 U CN 202320639449U CN 219297051 U CN219297051 U CN 219297051U
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Abstract
A contact net service work vehicle platform safety system, comprising: the main platform is connected to the overhead contact system maintenance operation vehicle through a main platform lifting arm; the plurality of sub-platforms are connected with the main platform through a plurality of sub-platform transverse telescopic arms and a plurality of sub-platform lifting arms; the main control box is arranged on the main platform and is in communication connection with the plurality of sub-platform transverse telescopic arms and the plurality of sub-platform lifting arms through communication cables; the safety modules are used for monitoring the working environment and are respectively installed on the main platform, the sub platforms and the sub platform lifting arms and are connected with the main control box through bus communication. According to the utility model, the plurality of safety modules are arranged on the operation platform of the overhead contact system maintenance operation vehicle, so that collision events caused by misjudgment, misoperation and other factors are reduced, and the electric field of a nearby contact line is monitored, so that electric shock accidents are avoided.
Description
Technical Field
The utility model relates to the field of rail transit, in particular to a DPT platform safety system.
Background
Compared with the common JW-4 and JW-4G vehicles, the overhead contact system maintenance operation vehicle has the advantages that the platform can reach the area above the contact line through the multi-platform and multi-directional displacement structure, the operation blind area of the single-platform operation vehicle is cleared, and the operation efficiency is improved.
The operation car has three platforms, has two three sections of flexible arms in the horizontal direction, and the vertical direction has a main platform flexible arm and two secondary flexible arms, and its many platforms' mode of operation provides a great deal of facility for the operation, but the promotion of platform function has also brought new hidden danger for the operation car simultaneously: during the unfolding operation, the hidden danger of collision with surrounding obstacles exists; when the horizontal direction is unfolded, a person passes through or dismantles the door and does not take off, and the risk of collision exists; the operation scope of platform is wider, also makes the mutual distance of platform and contact line nearer, if the platform is close to electrified contact line, has the risk of induction electric shock even direct electric shock.
For example, the utility model patent with the patent application number of CN201721704796.4 discloses a contact net maintenance operation vehicle and a platform device thereof, and the utility model can flexibly adjust the working ranges of a left lifting platform and a right lifting platform in construction operation by arranging left and right vertical telescopic arms and left and right horizontal telescopic arms; however, the utility model can not monitor the displacement of the platform and the safety condition of the electric field around the platform, and can not alarm and avoid the obstacle to the working environment around the working platform, so that the safety risk exists when the operator works.
Disclosure of Invention
It is an object of the present utility model to address at least the above problems and/or disadvantages and to provide at least the advantages described below.
To achieve these objects and other advantages and in accordance with the purpose of the utility model, there is provided a contact net service work vehicle platform safety system, comprising: the main platform is connected to the overhead contact system maintenance operation vehicle through a main platform lifting arm; the plurality of sub-platforms are connected with the main platform through a plurality of sub-platform transverse telescopic arms and a plurality of sub-platform lifting arms; the main control box is arranged on the main platform and is in communication connection with the plurality of sub-platform transverse telescopic arms and the plurality of sub-platform lifting arms through communication cables; the safety modules are used for monitoring the working environment and are respectively installed on the main platform, the sub platforms and the lifting arms of the sub platforms and are respectively connected with the main control box through bus communication.
Preferably, the security module includes: the main platform lifting displacement feedback module is arranged on the main platform;
a plurality of sub-platforms transversely telescopic displacement feedback modules; the device is arranged at the joint of the transverse telescopic arms of the plurality of sub-platforms and the lifting arms of the plurality of sub-platforms;
the sub-platform lifting displacement feedback modules are arranged on the sub-platforms;
the safety obstacle avoidance modules are arranged at the joints of the transverse telescopic arms of the plurality of sub-platforms and the lifting arms of the plurality of sub-platforms;
a plurality of electric field security modules mounted on the plurality of sub-platforms;
and the sound-light alarm modules are arranged on the main platform and the sub platforms.
Preferably, the main platform lifting displacement feedback module, the sub-platform transverse telescopic displacement feedback module and the sub-platform lifting displacement feedback module are any one of a laser range finder, an ultrasonic encoder and a stay wire encoder.
Preferably, the safety obstacle avoidance module is an ultrasonic obstacle avoidance module or a laser obstacle avoidance module.
Preferably, the electric field safety module is an electric field induction sensor.
Preferably, the plurality of safety modules are hung on the main platform, the plurality of sub-platforms and the plurality of sub-platform lifting arms through sheet metal parts, and the main control box is hung on the main platform through sheet metal parts.
Preferably, the edge of the overhead contact system overhaul operation vehicle is provided with a lifting guard rail, and the lifting guard rail is in communication connection with the main control box through a communication cable.
The utility model at least comprises the following beneficial effects:
according to the utility model, the safety modules are arranged on the main platform and the sub-platform, so that the displacement of the telescopic boom is monitored, the obstacles around the platform are detected, the electric field safety in the working environment is detected, and the safety module can give an alarm in time when the safety module does not meet the operation conditions, thereby effectively avoiding the occurrence of safety accidents and providing reliable guarantee for the personal safety of operators.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a sheet metal part and a safety module according to the present utility model;
the marks in the figure: 1. the overhead line system overhauling operation vehicle comprises a main platform, 31, a main platform, 32, a sub platform, 4, a main platform lifting arm, 5, a sub platform transverse telescopic arm, 6, a sub platform lifting arm, 7, a main control box, 8, a lifting protection railing, 9, a safety module, 91, a main platform lifting displacement feedback module, 92, a sub platform transverse telescopic displacement feedback module, 93, a sub platform lifting displacement feedback module, 94, a safety obstacle avoidance module, 95, an electric field safety module, 96, an audible and visual alarm module, 10 and a sheet metal part.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It should be noted that, in the description of the present utility model, the orientation or positional relationship indicated by the term is based on the orientation or positional relationship shown in the drawings, which are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, may be a detachable connection, or may be integrally connected, may be mechanically connected, may be electrically connected, may be directly connected, may be indirectly connected through an intermediate medium, may be communication between two members, and may be understood in a specific manner by those skilled in the art.
Furthermore, in the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact of the first and second features, or an indirect contact of the first and second features through an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
The novel experimental model is described in detail below with reference to the accompanying drawings:
the novel embodiment of this experiment that shows in fig. 1-2 provides a contact net maintenance operation car platform safety system, includes: a main platform 31 connected to the overhead contact line maintenance vehicle 1 via a main platform lifting arm 4; the plurality of sub-platforms 32 are connected with the main platform 31 through a plurality of sub-platform transverse telescopic arms 5 and a plurality of sub-platform lifting arms 6; the main control box 7 is arranged on the main platform 31, and the main control box 7 is in communication connection with the plurality of sub-platform transverse telescopic arms 5 and the plurality of sub-platform lifting arms 6 through communication cables; the safety modules 9 are used for monitoring the working environment, the safety modules 9 are respectively arranged on the main platform 31, the sub platforms 32 and the sub platform lifting arms 6, and the safety modules 9 are respectively connected with the main control box 7 through bus communication.
Working principle:
according to the utility model, the plurality of safety modules 9 are arranged on the main platform 31, the sub-platform 32 and the sub-platform lifting arm 6, so that data on the main platform 31, the sub-platform 32, the main platform lifting arm 4, the sub-platform transverse telescopic arm 5 and the sub-platform lifting arm connection 6 can be fed back to the main control box 7 in real time through buses, and the main control box 7 regulates and controls the positions of the transverse telescopic arms and the lifting arms through communication cables, thereby playing a role in protecting the personal safety of operators.
In the above technical solution, the security module 9 includes: a main platform elevation displacement feedback module 91 mounted on the main platform 31; a plurality of sub-platform lateral telescoping displacement feedback modules 92; the device is arranged at the joint of the plurality of sub-platform transverse telescopic arms 5 and the plurality of sub-platform lifting arms 6; a plurality of sub-platform lift displacement feedback modules 93 mounted on the plurality of sub-platforms 32; a plurality of safety obstacle avoidance modules 94 which are arranged at the joints of the plurality of sub-platform transverse telescopic arms 5 and the plurality of sub-platform lifting arms 6; a plurality of electric field security modules 95 mounted on the plurality of sub-platforms 32; a plurality of audible and visual alarm modules 96 mounted on the main platform 31 and the plurality of sub-platforms 32. By adopting the technical method, the main platform lifting displacement feedback module 91 is arranged on the main platform 31 to realize the positioning of the main platform 31, when the displacement of the main platform 31 exceeds the safety range, the main platform lifting displacement feedback module 91 feeds back displacement information to the main control box 7, and the main control box 7 stops the expansion and contraction of the main platform lifting arm 4;
the sub-platform transverse telescopic displacement feedback module 92 and the sub-platform lifting displacement feedback module 93 which are arranged on the sub-platform 32 control the sub-platform 32 to be at a safe height according to the same principle;
the safety obstacle avoidance module 94 is arranged at the joint of the sub-platform transverse telescopic arm 5 and the sub-platform lifting arm 6, and can detect whether the lifting protective rail 8 in the unfolding direction of the sub-platform transverse telescopic arm 5 descends and whether personnel pass through in the working process, and after the control box 7 receives information that the safety obstacle avoidance module 94 feeds back that the front obstacle exists, the sub-platform transverse telescopic arm 5 can be stopped to continue to be unfolded forwards;
the electric field safety module 95 installed on the sub-platform 32 can detect the electric field safety around the platform, and ensure that the platform works within the safe electric field range;
after receiving the information fed back by the safety module 9, the main control box 7 can control the audible and visual alarm modules 96 on the main platform 31 and the sub-platform 32 to give an alarm so as to remind operators. When the traversing or lifting displacement of the main platform 31 and the sub platform 32 reaches the warning value, the audible and visual alarm module 96 reminds that if the safety value is exceeded, the continuing traversing or lifting of the main platform 31 and the sub platform 32 is directly controlled; when detecting that a person passes or the lifting protective rail 8 is not opened, the audible and visual alarm reminding is performed; when the electric fields of the main platform 31 and the sub-platform 32 are detected to exceed the warning value, different frequency audible and visual alarms are carried out, and if the electric fields exceed the safety value, the platform action is controlled, so that the safety is ensured.
In the above technical solution, the main platform lifting displacement feedback module 91, the sub-platform transverse telescopic displacement feedback module 92, and the sub-platform lifting displacement feedback module 93 are any one of a laser range finder, an ultrasonic encoder, and a stay wire encoder. By adopting the technical method, the laser range finder or the ultrasonic and wire-drawing encoder can accurately and rapidly detect the distance and feed back the distance to the main control box 7.
In the above technical solution, the safety obstacle avoidance module 94 is an ultrasonic obstacle avoidance module or a laser obstacle avoidance module. By adopting the technical method, the environment around the main platform 31 and the sub-platform 32 can be rapidly scanned and fed back to the main control box 7.
In the above technical solution, the electric field safety module 95 is an electric field induction sensor. By adopting the technical method, the electric field environment around the main platform 31 and the sub-platform 32 can be detected and fed back to the main control box 7.
In the above technical scheme, the plurality of safety modules 9 are hung on the main platform 31, the plurality of sub-platforms 32 and the plurality of sub-platform lifting arms 6 through the sheet metal parts 10, and the main control box 7 is hung on the main platform 31 through the sheet metal parts 10. By adopting the technical method, the main platform 31, the sub platform 32 and the sub platform lifting arm 6 do not need to be subjected to any actions such as punching, welding and the like to damage the original structure of the platform, so that the structural integrity and strength are maintained.
In the above technical scheme, lift protection railing 8 is installed at the edge of contact net maintenance operation car 1, lift protection railing 8 passes through communication cable and master control case 7 communication connection. By adopting the technical method, the state of the lifting protective rail 8 can be conveniently controlled, the lifting of the lifting protective rail dry 8 can be controlled by the main control box 7 when the sub-platform transverse telescopic arm 5 is unfolded, manual disassembly and recovery are not needed, and the risk that an operator falls from the edge of the overhead contact system maintenance operation vehicle 1 is reduced.
The above is merely illustrative of a preferred embodiment, but is not limited thereto. In practicing the present utility model, appropriate substitutions and/or modifications may be made according to the needs of the user.
The number of equipment and the scale of processing described herein are intended to simplify the description of the present utility model. Applications, modifications and variations of the present utility model will be readily apparent to those skilled in the art.
Although embodiments of the utility model have been disclosed above, they are not limited to the use listed in the specification and embodiments. It can be applied to various fields suitable for the present utility model. Additional modifications will readily occur to those skilled in the art. Therefore, the utility model is not to be limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. A contact net service work vehicle platform safety system, comprising: the main platform is connected to the overhead contact system maintenance operation vehicle through a main platform lifting arm; the plurality of sub-platforms are connected with the main platform through a plurality of sub-platform transverse telescopic arms and a plurality of sub-platform lifting arms; the main control box is arranged on the main platform and is in communication connection with the plurality of sub-platform transverse telescopic arms and the plurality of sub-platform lifting arms through communication cables; the system is characterized by further comprising a plurality of safety modules for monitoring the working environment, wherein the plurality of safety modules are respectively arranged on the main platform, the plurality of sub-platforms and the plurality of sub-platform lifting arms and are respectively connected with the main control box through bus communication.
2. The overhead line inspection work vehicle platform safety system according to claim 1, wherein the safety module comprises: the main platform lifting displacement feedback module is arranged on the main platform;
a plurality of sub-platforms transversely telescopic displacement feedback modules; the device is arranged at the joint of the transverse telescopic arms of the plurality of sub-platforms and the lifting arms of the plurality of sub-platforms;
the sub-platform lifting displacement feedback modules are arranged on the sub-platforms;
the safety obstacle avoidance modules are arranged at the joints of the transverse telescopic arms of the plurality of sub-platforms and the lifting arms of the plurality of sub-platforms;
a plurality of electric field security modules mounted on the plurality of sub-platforms;
and the sound-light alarm modules are arranged on the main platform and the sub platforms.
3. The overhead contact system overhaul operating vehicle platform safety system according to claim 2, wherein the main platform lifting displacement feedback module, the sub-platform transverse telescopic displacement feedback module and the sub-platform lifting displacement feedback module are any one of a laser range finder, an ultrasonic encoder and a stay wire encoder.
4. The overhead contact system maintenance operation vehicle platform safety system according to claim 2, wherein the safety obstacle avoidance module is an ultrasonic obstacle avoidance module or a laser obstacle avoidance module.
5. The overhead line inspection work vehicle platform safety system according to claim 2, wherein the electric field safety module is an electric field induction sensor.
6. The overhead contact system overhaul operating vehicle platform safety system according to claim 1, wherein the plurality of safety modules are hung on the main platform, the plurality of sub-platforms and the plurality of sub-platform lifting arms through sheet metal parts, and the main control box is hung on the main platform through sheet metal parts.
7. The overhead contact system maintenance work vehicle platform safety system according to claim 1, wherein the overhead contact system maintenance work vehicle is provided with a lifting guard rail at the edge thereof, and the lifting guard rail is in communication connection with the main control box through a communication cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320639449.7U CN219297051U (en) | 2023-03-28 | 2023-03-28 | Contact net overhauls operation car platform safety coefficient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320639449.7U CN219297051U (en) | 2023-03-28 | 2023-03-28 | Contact net overhauls operation car platform safety coefficient |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219297051U true CN219297051U (en) | 2023-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320639449.7U Active CN219297051U (en) | 2023-03-28 | 2023-03-28 | Contact net overhauls operation car platform safety coefficient |
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| Country | Link |
|---|---|
| CN (1) | CN219297051U (en) |
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2023
- 2023-03-28 CN CN202320639449.7U patent/CN219297051U/en active Active
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