A driving coding ruler and a driving

CN122149301APending Publication Date: 2026-06-05SHANGHAI BAOSTEEL METALLURGICAL CONSTRUCTION CORP

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI BAOSTEEL METALLURGICAL CONSTRUCTION CORP
Filing Date
2024-12-04
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

The existing encoder structure only has magnetic rings at both ends, which results in insufficient position detection. Furthermore, when replacing the encoder, the installation accuracy needs to be measured repeatedly, which affects work efficiency.

Method used

Multiple magnetic rings are evenly arranged inside the encoder body to ensure that the coordinates can be detected at multiple positions when the trolley passes over the encoder, and to simplify the replacement process without having to measure the installation accuracy again.

Benefits of technology

It improved the accuracy of the crane position monitoring, simplified the encoder replacement process, shortened the replacement time, and reduced the impact on the unit's operating efficiency.

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Abstract

The application provides a driving encoding ruler and a driving device, wherein the driving encoding ruler comprises a base, a mounting clamp is detachably arranged on the base, an encoding ruler body is detachably arranged on the mounting clamp, both ends of the encoding ruler body are provided with magnetic rings, and the inside of the encoding ruler body is a hollow structure, and a plurality of magnetic rings are evenly arranged in the inside of the encoding ruler body along the length direction of the encoding ruler body. The problems of low position detection precision and low replacement efficiency in the prior art are solved.
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Description

Technical Field

[0001] This invention relates to the field of vehicle technology, and in particular to a vehicle coding ruler and a vehicle. Background Technology

[0002] When performing long-distance coordinate positioning on traveling mechanisms such as overhead cranes, absolute value coded rulers are generally used. Absolute coded rulers operate in a non-contact manner, transmitting information through magnetic detection using a reader mounted on the moving end and the coded ruler positioned beside the track. This eliminates the need for an initial reference point and avoids mechanical contact wear.

[0003] Currently, existing encoder structures only have magnetic rings at both ends. Therefore, the crane's position can only be detected when it passes both ends of the encoder, resulting in insufficient accuracy in crane position monitoring. Furthermore, because the magnetic rings are only at both ends, the encoder's installation accuracy is critical; otherwise, if the encoder is misaligned, the crane's coordinates will not be detected when it passes the same locations. Consequently, replacing a damaged encoder requires repeated measurements of its installation accuracy to ensure alignment, leading to low replacement efficiency and impacting the overall operating efficiency of the unit. Summary of the Invention

[0004] In view of the shortcomings of the prior art described above, the purpose of this invention is to provide a crane encoder and a crane to solve the problems of low position detection accuracy and low replacement efficiency of the encoder in the prior art.

[0005] To achieve the above and other related objectives, a first aspect of the present invention provides a vehicle encoder, comprising a base on which a mounting clip is detachably provided; an encoder body detachably mounted on the mounting clip, wherein magnetic rings are provided at both ends of the encoder body, and the encoder body has a hollow internal structure, and a plurality of magnetic rings are evenly spaced inside the encoder body along the length direction of the encoder body.

[0006] Preferably, the encoder body is mounted on the mounting clip.

[0007] Preferably, the interval between two adjacent magnetic rings is 10 cm.

[0008] Preferably, the length of the encoder body is 6m.

[0009] Preferably, the mounting clip is detachably connected to the base by bolts.

[0010] As described above, the crane encoder of the present invention has the following beneficial effects: Since the encoder body of the present invention has multiple magnetic rings evenly spaced inside, when the crane passes over the encoder, the crane position coordinates can be detected not only at both ends of the encoder body, but also at multiple positions in the middle of the encoder body. This greatly improves the monitoring accuracy of the crane position. Furthermore, when the encoder is damaged and needs to be replaced, since the encoder body of the present invention has magnetic rings not only at both ends, but also multiple magnetic rings evenly spaced inside, it is no longer necessary to repeatedly measure the installation accuracy of the encoder, i.e., the absolute installation position, when replacing the new encoder. This simplifies the installation process, thereby improving replacement efficiency, reducing emergency repair time, and significantly reducing the impact on the unit's operating efficiency.

[0011] A second aspect of the present invention provides a crane, the crane including the crane encoder described above, and an encoder reader disposed on the crane.

[0012] The beneficial effects of the present invention on the vehicle are the same as those of the above-mentioned vehicle coding ruler, so they will not be repeated here. Attached Figure Description

[0013] The accompanying drawings, which are provided to further illustrate the invention and constitute a part of this invention, illustrate exemplary embodiments of the invention and are used to explain the invention, but do not constitute an undue limitation of the invention. In the drawings:

[0014] Fig. 1 The diagram shows a structural schematic of the base and mounting clip provided by the present invention.

[0015] Fig. 2 The diagram shown is a structural schematic of the encoding ruler body provided by the present invention.

[0016] Explanation of reference numerals in the attached figures

[0017] 10 bases

[0018] 11 Installation Clip

[0019] 101 Coding Ruler Body

[0020] 1010 magnetic ring Detailed Implementation

[0021] The following specific examples illustrate the implementation of the present invention. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

[0022] In the description of this invention, it should be noted that, unless otherwise specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or a connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0023] In the description of this invention, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., used to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are used only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0024] Please see Figs. 1-2 It should be noted that the illustrations provided in this embodiment are only schematic representations of the basic concept of the present invention. Therefore, the drawings only show the components related to the present invention and are not drawn according to the actual number, shape and size of the components in the actual implementation. In the actual implementation, the form, quantity and proportion of each component can be arbitrarily changed, and the layout of the components may also be more complex.

[0025] The first aspect of the present invention provides a vehicle coding ruler, such as Fig. 1 and Fig. 2 As shown, the crane encoder includes a base 10, on which a mounting clip 11 is detachably mounted. The encoder body 101 is detachably mounted on the mounting clip 11. Specifically, magnetic rings 1010 are provided at both ends of the encoder body 101. The encoder body 101 has a hollow structure inside, and multiple magnetic rings 1010 are evenly spaced inside the encoder body 101 along the length direction of the encoder body 101.

[0026] The beneficial effects of the crane encoder of the present invention are as follows: because the encoder body of the present invention has multiple magnetic rings evenly spaced inside, when the crane passes over the encoder, the crane position coordinates can be detected not only at both ends of the encoder body, but also at multiple positions in the middle of the encoder body. This greatly improves the monitoring accuracy of the crane position. Furthermore, when the encoder is damaged and needs to be replaced, because the encoder body of the present invention has magnetic rings not only at both ends, but also multiple magnetic rings evenly spaced inside, it is no longer necessary to repeatedly measure the installation accuracy of the encoder, i.e., the absolute installation position, when replacing the encoder. This simplifies the installation process, improves replacement efficiency, reduces emergency repair time, and to a large extent reduces the impact on the unit's operating efficiency.

[0027] Specifically, in this embodiment, the base 10 is fixed to one side of the trolley track by bolts, and the mounting clip 11 is detachably connected to the base 10 by bolts. The structure is simple and easy to assemble and disassemble.

[0028] Preferably, in this embodiment, the encoder body 101 is mounted on the mounting clip 11, which has a simple structure and is convenient to disassemble and assemble when replacing the encoder.

[0029] Preferably, in this embodiment, the interval between two adjacent magnetic rings 1010 is 10 cm. Of course, in other optional embodiments, those skilled in the art can set the interval between two adjacent magnetic rings to any size as needed.

[0030] Preferably, in this embodiment, the length of the coding ruler is 6m.

[0031] Specifically, in order to improve the stability of fixing the encoder body, preferably, the base 10 includes a first base and a second base, which are spaced apart along the extension direction of the carriage track. One end of the mounting clip 11 is fixed on the first base, and the other end of the mounting clip 11 is fixed on the second base. That is, the two ends of the mounting clip 11 are supported and fixed by the first base and the second base respectively, thereby making the mounting clip 11 and the encoder body 101 more stable.

[0032] Specifically, during installation, it is preferable that the distance between the crane encoder and its adjacent encoder is 25mm. Furthermore, during installation, it must be ensured that there are no magnetic materials interfering with the crane encoder within an 80mm radius to guarantee the accuracy of the detection.

[0033] A second aspect of the present invention also provides a crane, the crane including the crane encoder described above, and an encoder reader disposed on the crane.

[0034] The beneficial effects of the present invention on the vehicle are the same as those of the above-mentioned vehicle coding ruler, so they will not be repeated here.

[0035] In summary, the present invention, including the crane encoder and the crane itself, significantly improves the accuracy of crane position monitoring. Furthermore, when replacing the encoder, there is no need to measure the absolute installation position or perform hardware configuration, reducing the replacement time by approximately 4 hours compared to the previous method. This greatly reduces the impact of encoder failure on unit operating efficiency. Therefore, the present invention effectively overcomes the various shortcomings of existing technologies and possesses high industrial application value.

[0036] The above embodiments are merely illustrative of the principles and effects of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in the present invention should still be covered by the claims of the present invention.

Claims

1. A crane encoder ruler, characterized in that, include: A base, on which a mounting clip is detachably provided; The encoder body is detachably mounted on the mounting clip. Both ends of the encoder body are provided with magnetic rings, and the inside of the encoder body is a hollow structure. Multiple magnetic rings are evenly spaced inside the encoder body along the length direction of the encoder body.

2. The crane encoder according to claim 1, characterized in that, The encoder body is secured to the mounting clip.

3. A crane encoder ruler according to claim 1, characterized in that, The distance between two adjacent magnetic rings is 10 cm.

4. A crane encoder ruler according to claim 1, characterized in that, The length of the encoder body is 6m.

5. A crane encoder ruler according to claim 1, characterized in that, The mounting clip is detachably connected to the base by bolts.

6. A vehicle, characterized in that, It includes the crane encoder as described in any one of claims 1 to 5, and the encoder reader installed on the crane.