Digital mobile workstation

By designing a digital mobile workstation, the problems of inconvenience in carrying tools and materials and difficulty in data collection during EMU maintenance have been solved, data accuracy and operating efficiency have been improved, the needs of different stations have been met, and the operation load has been reduced.

CN223266792UActive Publication Date: 2025-08-26CHINA RAILWAY SHANGHAI BUREAU GRP CO LTD SHANGHAI EMU
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Patent Information

Application Number
CN202422829364.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-20
Publication Date
2025-08-26
Estimated Expiration
2034-11-20

AI Technical Summary

Technical Problem

There are problems such as inconvenience in carrying tools and materials, difficulty in progress control, backward data collection methods, and omissions in real-time control during the maintenance of existing EMUs.

Method used

A digital mobile workstation is designed, including chassis components, box components, drive motors, fixed wheels and steering wheels. It uses wireless data transmission, and a matching handheld machine for operation guidance and data recording. It uses a lithium battery as a driving power supply, and is equipped with an RFID antenna and attendance machine for tool management.

Benefits of technology

It realizes the accuracy and reliability of data recording, improves operating efficiency, reduces operating load, meets the operating needs of different stations, and improves interchangeability and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a digital mobile workstation which comprises a chassis assembly, a box body assembly, a driving motor, a fixed wheel and a steering wheel, a box body assembly is installed on the inclined upper portion of the chassis assembly, a steerable steering wheel and a non-steerable fixed wheel are arranged on the bottom face of the chassis assembly, and an output shaft of the driving motor is in transmission connection with the fixed wheel. The product solves the problems existing in the traditional advanced repair operation mode, and the advanced repair operation has the capability of omnibearing digital acquisition of personnel information, tool information, material information, material destination information, operation information and measurement data through the digital mobile workstation.
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Description

Technical Field

[0001] The utility model relates to the technical field of train maintenance, in particular to a digital mobile workstation. Background Art

[0002] Advanced maintenance work on EMUs, especially car body inspection and commissioning, generally adopts mobile fixed-point operation, except for a small number of processes such as roof inspection and train adjustment. That is, at a fixed point on the car body, one or more teams work together around this fixed point. After completion, the whole team switches to the next fixed point and operates in a reciprocating manner. Some processes involve multiple teams working in parallel. This operation mode has problems such as inconvenient carrying of tools and materials, difficulty in progress control, backward data collection methods, and omissions in real-time control. Utility Model Content

[0003] To this end, the present invention provides a digital mobile workstation to address the aforementioned problems in the prior art. To achieve the aforementioned objectives, the present invention provides the following technical solutions: According to a first aspect of the present invention, a digital mobile workstation comprises a chassis assembly, a housing assembly, a drive motor, fixed wheels, and steering wheels. The housing assembly is mounted obliquely above the chassis assembly, and a steerable steering wheel and a non-steerable fixed wheel are disposed on the bottom surface of the chassis assembly. The output shaft of the drive motor is in driving connection with the fixed wheel.

[0004] Furthermore, the chassis assembly includes a main frame, a handle, a battery compartment door, a lithium battery, a chassis enclosure, an attendance machine and an industrial control all-in-one computer; the handle is arranged at the front end of the main frame, the front surface of the main frame is provided with a battery compartment door, the inner side of the battery compartment door is installed with a lithium battery, the bottom of the main frame is provided with a chassis enclosure, and the attendance machine and the industrial control all-in-one computer are embedded in the upper part of the main frame in parallel; a stepless speed change switch is provided on the handle, and the stepless speed change switch is electrically connected to the drive motor.

[0005] Furthermore, an emergency stop button is provided at the front end of the handle, and the emergency stop switch is electrically connected to the drive motor.

[0006] Furthermore, the box assembly includes a table, a drawer module and an RFID antenna; the drawer module is arranged on the rear side of the main frame and above the chassis panel, the RFID antenna is installed on the side of the drawer module, and the table is arranged on the top of the drawer module.

[0007] Furthermore, the drawer module includes an upper drawer, a middle drawer and a lower drawer. The upper drawer, the middle drawer and the lower drawer are distributed in sequence from top to bottom, and the lower drawer is located above the chassis panel of the main frame.

[0008] Furthermore, the side surface of the main frame is covered with an antenna cover.

[0009] Furthermore, a USB socket is provided on the side surface of the main frame.

[0010] Furthermore, the handle is a U-shaped bending structure.

[0011] Furthermore, the industrial control all-in-one computer is provided with a display screen.

[0012] Furthermore, the attendance machine adopts fingerprint recognition or face recognition.

[0013] The utility model has the following advantages:

[0014] 1. More accurate data recording. Currently, the operation data of the EMU depot is recorded manually, which carries the risk of data recording errors. The mobile digital workstation uses wireless transmission, making data collection more accurate and reliable.

[0015] 2. Convenient data storage. The matching handheld device downloads tasks through the workshop network to guide operators in their work. During the operation, key processes can be recorded and photographed, and the video is automatically uploaded after the operation is completed.

[0016] 3. High operational efficiency. From dispatching and inspection to data exchange, the entire process does not require manual registration, which is highly efficient.

[0017] 4. Save time and effort. The electric traction design uses lithium batteries as the driving power source, one for use and one for backup, with long battery life. It replaces manual propulsion and reduces the workload of cross-regional or cross-warehouse operations.

[0018] 5. Targeted design. The workstation structure includes a chassis assembly and a cabinet assembly. Different cabinets are designed for different workshops to meet the needs of different workstations. The chassis adopts a universal design and can match different cabinets to improve interchangeability. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view of a digital mobile workstation provided in some embodiments of the present invention.

[0020] Figure 2 A three-dimensional structural diagram of a digital mobile workstation provided in some embodiments of the present utility model.

[0021] Figure 3 A side view of a digital mobile workstation provided in some embodiments of the present invention.

[0022] Figure 4 A top view of a digital mobile workstation provided in some embodiments of the present invention.

[0023] In the figure, 1. chassis assembly, 2. box assembly, 3. steering wheel, 4. fixed wheel, 5. chassis panel, 6. battery compartment door, 7. handle, 8. attendance machine, 9. industrial computer, 10. antenna cover, 11. USB port, 12. table, 13. upper drawer, 14. middle drawer, 15. lower drawer. DETAILED DESCRIPTION

[0024] The following describes the implementation of the present invention through specific embodiments. Those skilled in the art can readily understand the other advantages and benefits of the present invention from the contents disclosed in this specification. Obviously, the embodiments described are only a portion of the embodiments of the present invention, not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0025] Example 1

[0026] like Figures 1 to 4 As shown, a digital mobile workstation in an embodiment of the first aspect of the present invention includes a chassis assembly 1, a box assembly 2, a drive motor, a fixed wheel 4 and a steering wheel 3; the box assembly 2 is installed obliquely above the chassis assembly 1, and the bottom surface of the chassis assembly 1 is respectively provided with a steerable steering wheel 3 and a non-steerable fixed wheel 4, and the output shaft of the drive motor is transmission-connected to the fixed wheel 4.

[0027] In the above embodiment, it should be noted that this digital mobile workstation is primarily used for advanced maintenance in EMU depots. It is a mobile work vehicle that carries tools, materials, and work management equipment. It also connects information such as personnel, tools, materials, and processes to enable full-process control of the work process, enabling work dispatch and progress management.

[0028] The technical effect achieved by the above-mentioned embodiment is that data recording is more accurate through a digital mobile workstation of this embodiment. Currently, the operation data of the EMU section is manually registered, which carries the risk of data recording errors. The mobile digital workstation adopts wireless transmission, and data collection is more accurate and reliable. Data storage is convenient. The accompanying handheld device downloads tasks through the workshop network to guide the operators to perform the work. During the operation, key processes can be video recorded and photographed, and automatically uploaded after the operation is completed, thereby achieving high operation efficiency. From dispatching and inspection to data exchange, the entire process does not require manual registration, which is highly efficient and saves time and effort. The electric traction design uses lithium batteries as the driving power source, one for use and one for backup, with a long battery life, replacing manual propulsion of the trolley and reducing the workload of cross-district or cross-depot operations; it is a targeted design. The workstation structure includes a chassis assembly and a box assembly. Different boxes are designed for different workshops to meet the operation requirements of different workstations. The chassis adopts a universal design and can be matched with different boxes to improve interchangeability.

[0029] Example 2

[0030] like Figures 1 to 4 As shown, a digital mobile workstation includes all the contents of Example 1. In addition, the chassis assembly 1 includes a main frame, a handle 7, a battery compartment door 6, a lithium battery, a chassis enclosure 5, an attendance machine 8 and an industrial control all-in-one computer 9; the handle 7 is arranged at the front end of the main frame, the front surface of the main frame is provided with a battery compartment door 6, the inner side of the battery compartment door 6 is installed with a lithium battery, the bottom of the main frame is provided with a chassis enclosure 5, and the oblique upper part of the main frame is embedded with the attendance machine 8 and the industrial control all-in-one computer 9 distributed side by side; the handle 7 is provided with a stepless speed change switch, and the stepless speed change switch is electrically connected to the drive motor.

[0031] Optionally, an emergency stop button is provided at the front end of the handle 7, and the emergency stop switch is electrically connected to the drive motor.

[0032] Optionally, the chassis panel 5 carries the entire workstation, ensuring the main frame, steering wheel, fixed wheel, motor, steering system, etc., and has an automatic locking function, which automatically opens when driving and automatically locks when stopping, ensuring the safety of the workstation when going uphill or downhill.

[0033] Optionally, the attendance machine 8 is used to record the attendance of operators, and the industrial control all-in-one computer 9 is used to control the software system of the workstation.

[0034] The technical effects achieved by the above embodiment are as follows: the handle 7 controls the driving and stopping of the digital mobile workstation, can be infinitely variable, and the maximum speed is adjustable to ensure driving installation. There is an emergency stop button at the front to ensure the emergency stop of the workstation in an emergency; a lithium battery is placed in the battery compartment door 6 to provide power for the workstation power system and control system, one for backup and one for use, to ensure the continuity of the workstation power supply.

[0035] Example 3

[0036] like Figures 1 to 4 As shown, a digital mobile workstation includes all the contents of Example 2. In addition, the box assembly 2 includes a table 12, a drawer module and an RFID antenna; the drawer module is arranged on the rear side of the main frame and above the chassis panel 5, the RFID antenna is installed on the side of the drawer module, and the table 12 is provided on the top of the drawer module.

[0037] Optionally, the drawer module includes an upper drawer 13, a middle drawer 14 and a lower drawer 15, and the upper drawer 13, the middle drawer 14 and the lower drawer 15 are distributed in sequence from top to bottom, and the lower drawer 15 is located above the chassis panel 5 of the main frame.

[0038] The technical effect achieved by the above embodiment is: the drawer module can place different tools and materials according to the needs of the work team, and the RFID antenna scans the label on the tool to realize the management and control of tool borrowing and returning.

[0039] Example 4

[0040] like Figures 1 to 4 As shown, a digital mobile workstation includes all the contents of Example 3, except that the side surface of the main frame is covered with an antenna cover 10.

[0041] Optionally, a USB port 11 is further provided on the side surface of the main frame.

[0042] The technical effects achieved by the above embodiment are: by providing the antenna cover 10, the protection of the antenna is achieved; by providing the USB port 11, data interaction is achieved.

[0043] Example 5

[0044] like Figures 1 to 4 As shown, a digital mobile workstation includes all the contents of Example 4, except that the handle 7 is a U-shaped bending structure.

[0045] Optionally, the industrial control all-in-one machine 9 is provided with a display screen.

[0046] Optionally, the attendance machine 8 adopts fingerprint recognition or face recognition.

[0047] The technical effects achieved by the above embodiment are as follows: by setting the handle 7 as a U-shaped bending structure, hand-held operation is facilitated; and by setting a display screen on the industrial control all-in-one machine 9, an observation function is realized.

[0048] In the description of the present invention, it should be understood that the terms "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0049] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0050] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, or indirect connection through an intermediate medium; internal communication between two components, or interaction between two components, unless otherwise specified. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and features of different embodiments or examples without contradiction.

[0052] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative and cannot be understood as limitations on the present invention. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present invention.

[0053] In the description of this specification, the descriptions with reference to the terms "Embodiment 1", "Embodiment 2", "Example", "Specific Example", or "Some Examples" mean that the specific method, device or feature described in conjunction with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, methods, devices or features described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples, unless they are contradictory.

[0054] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A digital mobile workstation, characterized in that: The invention comprises a chassis assembly (1), a box assembly (2), a driving motor, a fixed wheel (4) and a steering wheel (3); the box assembly (2) is installed obliquely above the chassis assembly (1); the bottom surface of the chassis assembly (1) is respectively provided with a steerable steering wheel (3) and a non-steerable fixed wheel (4); the output shaft of the driving motor is transmission-connected to the fixed wheel (4); the chassis assembly (1) comprises a main frame, a handle (7), a battery compartment door (6), a lithium battery, a chassis enclosure (5), an attendance machine (8) and an industrial control all-in-one computer (9); the handle (7) is arranged at the front end of the main frame; the front surface of the main frame is provided with a battery compartment door (6); the inner side of the battery compartment door (6) is provided with a lithium battery; the bottom of the main frame wraps the chassis enclosure (5); the attendance machine (8) and the industrial control all-in-one computer (9) are embedded obliquely above the main frame and are distributed side by side; the handle (7) is provided with a stepless speed change switch, and the stepless speed change switch is electrically connected to the driving motor.

2. The digital mobile workstation according to claim 1, characterized in that: An emergency stop button is provided at the front end of the handle (7), and the emergency stop switch is electrically connected to the drive motor.

3. The digital mobile workstation according to claim 1, characterized in that: The box assembly (2) includes a table top (12), a drawer module, and an RFID antenna; the drawer module is arranged on the rear side of the main frame and above the chassis panel (5); the RFID antenna is installed on the side of the drawer module, and the table top (12) is arranged on the top of the drawer module.

4. The digital mobile workstation according to claim 3, characterized in that: The drawer module comprises an upper drawer (13), a middle drawer (14) and a lower drawer (15), wherein the upper drawer (13), the middle drawer (14) and the lower drawer (15) are sequentially distributed from top to bottom, and the lower drawer (15) is located above the chassis panel (5) of the main frame.

5. The digital mobile workstation according to claim 1, characterized in that: The side surface of the main frame is covered with an antenna cover (10).

6. The digital mobile workstation according to claim 3, characterized in that: A USB socket (11) is also provided on the side surface of the main frame.

7. The digital mobile workstation according to claim 1, characterized in that: The handle (7) is a U-shaped bending structure.

8. The digital mobile workstation according to claim 1, characterized in that: The industrial control all-in-one machine (9) is provided with a display screen.

9. The digital mobile workstation according to claim 1, characterized in that: The attendance machine (8) adopts fingerprint recognition or face recognition.