An adjustable shuttle guide wheel

By designing an adjustable guide wheel connection assembly, the problem of fixed guide wheel installation position was solved, enabling flexible adaptation and convenient maintenance of the guide wheels, improving the operational stability and safety of the shuttle, and reducing equipment maintenance costs.

CN224428781UActive Publication Date: 2026-06-30HENAN HUIHENG ELECTROMECHANICAL EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HENAN HUIHENG ELECTROMECHANICAL EQUIP CO LTD
Filing Date
2025-07-17
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

The existing shuttle's guide wheels are installed in fixed positions, which cannot be adjusted flexibly, resulting in poor adaptability; the precision of the fit between the guide wheels and the guide rail decreases, which can easily cause shaking, increased noise and derailment, and maintenance is cumbersome and costly.

Method used

The design incorporates adjustable connection components, including detachable mounting and connecting components, allowing for adjustment of the height and spacing of the guide wheel body. Through the cooperation of vertical and horizontal support plates, the guide wheels can be flexibly installed and maintained, facilitating adaptation to different guide rail specifications and wear conditions.

Benefits of technology

It improves the adaptability and stability of the shuttle in different operating scenarios, reduces maintenance difficulty and cost, and enhances the structural reliability and service life of the guide wheels.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224428781U_ABST
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Abstract

This application discloses an adjustable shuttle guide wheel, including a vehicle body. Protective covers are connected to the four corners of the vehicle body's bottom via mounting components. Movable wheels are installed inside the protective covers. Guide wheel bodies are mounted on the front and rear sides of the protective covers via vertically movable connecting components. The guide wheel bodies symmetrically positioned on the left and right sides of the connecting components can roll along the sides of the guide rail, and their spacing is adjustable. The mounting components adopt a detachable connecting flange structure, including a vertical support plate and a horizontal support plate. The vertical support plate and the protective cover are height-adjustable through elongated holes and fixing holes. The horizontal support plate is used to adjust the spacing between the guide wheel bodies through elongated holes and locking nuts. This application improves the adaptability of the guide wheels to different guide rails, enhances the stability and reliability of the shuttle operation, and provides convenient installation and maintenance, with a stable and reliable structure.
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Description

Technical Field

[0001] This application relates to the field of logistics and warehousing equipment technology, and in particular to an adjustable shuttle guide wheel. Background Technology

[0002] In modern logistics and warehousing systems, shuttle cars, as efficient automated transportation equipment, are widely used for cargo handling and storage. Guide wheels, as a key component of the shuttle car, directly affect its operational stability and reliability. Currently, common shuttle car guide wheels on the market have several problems: Firstly, the installation position of the guide wheels is fixed, making it impossible to flexibly adjust to different guide rail specifications, resulting in poor adaptability of the shuttle car to different operating scenarios. Secondly, the distance between the guide wheels is difficult to adjust. When the guide rail wears or has installation errors, the fit between the guide wheels and the guide rail decreases, easily causing problems such as shuttle car shaking, increased noise, and even derailment, which not only reduces transportation efficiency but also poses significant safety hazards. Furthermore, the existing guide wheel structure is cumbersome to maintain and replace, increasing equipment maintenance costs and downtime. Utility Model Content

[0003] This utility model addresses the aforementioned problems in the existing technology by providing an adjustable shuttle guide wheel.

[0004] The objective of this utility model is mainly achieved through the following solution:

[0005] An adjustable shuttle guide wheel includes a vehicle body. Protective covers are connected to the four corners of the bottom of the vehicle body via mounting components. Movable wheels are rotatably connected inside the protective covers via rotating rods. Guide wheel bodies are mounted on the front and rear sides of the protective covers via connecting components. The connecting components can move up and down along the protective covers. A set of guide wheel bodies is symmetrically arranged on the left and right sides of the connecting components. Two guide wheel bodies can roll along the sides of the guide rail, and the distance between the two guide wheel bodies is adjustable.

[0006] Preferably, the mounting assembly includes a first connecting flange, a second connecting flange, and a rotating cylinder. The first connecting flange is fixedly connected to the bottom of the vehicle body, the rotating cylinder is fixedly connected to the bottom center of the second connecting flange, the upper part of the protective cover is rotatably connected to the rotating cylinder, and the first connecting flange and the second connecting flange are detachably fixedly connected.

[0007] Preferably, the connecting assembly includes a vertical support plate and a horizontal support plate located at the bottom outer side of the vertical support plate. The vertical support plate is detachably and fixedly connected to the outer side wall of the protective cover, and the guide wheel body is installed on the left and right sides of the horizontal support plate.

[0008] Preferably, the vertical support plate has fixing holes on both the left and right sides, and the protective cover has two vertically arranged first elongated holes on the side wall connected to the vertical support plate, which correspond to the fixing holes.

[0009] Preferably, the transverse support plate has two horizontally arranged second elongated holes on the left and right sides. The middle part of the guide wheel body is rotatably connected to a rotating shaft through a bearing. The upper part of the rotating shaft is provided with an external thread, and the upper end of the rotating shaft passes through the second elongated holes. The rotating shaft is fixed to the transverse support plate by locking nuts located on the upper and lower sides of the second elongated holes.

[0010] Preferably, a reinforcing plate is provided between the vertical support plate and the horizontal support plate.

[0011] In summary, compared with the prior art, the present invention has the following beneficial technical effects:

[0012] (1) The height of this utility model is adjustable, and the connecting components can move up and down along the protective cover. By adjusting the installation position of the vertical support plate on the protective cover, the height of the guide wheel body can be flexibly changed, so that the guide wheel can be adapted to guide rails of different height specifications, which greatly improves the adaptability of the shuttle car to different operating scenarios.

[0013] (2) The spacing of this utility model is adjustable. The distance between the two guide wheel bodies is adjustable. When the guide rail wears and causes a change in size, or when facing guide rails of different widths, the position of the rotating shaft in the second long hole can be adjusted to change the distance between the two guide wheel bodies, ensuring that the guide wheel and the guide rail fit tightly together, effectively preventing the shuttle car from shaking or derailing during operation, and improving the stability and safety of operation.

[0014] (3) This utility model is easy to install and maintain. The installation components adopt a detachable connecting flange structure, which facilitates the overall disassembly and installation of the protective cover and guide wheel assembly, reducing the difficulty of equipment maintenance and replacement. The connecting components and the protective cover also adopt a detachable connection, which further facilitates the individual maintenance and replacement of the guide wheel body, reduces equipment downtime, and reduces maintenance costs.

[0015] (4) The structure of this utility model is stable and reliable. A reinforcing plate is set between the vertical support plate and the horizontal support plate, which enhances the structural strength of the connecting components and ensures that the connecting components can withstand greater external forces during the adjustment of the guide wheel and the operation of the shuttle car, thereby improving the reliability and service life of the entire guide wheel device. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of an adjustable shuttle guide wheel according to the present invention;

[0017] Figure 2This is a front view of an adjustable shuttle guide wheel according to this utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the protective cover in the guide wheel of an adjustable shuttle car according to this utility model;

[0019] Figure 4 This is a schematic diagram of the installation of the guide wheel body in an adjustable shuttle guide wheel according to this utility model.

[0020] Reference numerals: 1-Car body, 2-Protective cover, 3-Rotating rod, 4-Moving wheel, 5-Guide wheel body, 6-Guide rail, 7-First connecting flange, 8-Second connecting flange, 9-Rotating cylinder, 10-Vertical support plate, 11-Horizontal support plate, 12-Fixing hole, 13-First elongated hole, 14-Second elongated hole, 15-Rotating shaft, 16-Bearing, 17-Locking nut, 18-Reinforcing plate. Detailed Implementation

[0021] The technical solution of this utility model will be further described in detail below through specific embodiments and in conjunction with the accompanying drawings. It should be understood that the implementation of this utility model is not limited to the following embodiments, and any modifications and / or alterations made to this utility model will fall within the protection scope of this utility model.

[0022] like Figure 1-4 As shown, this utility model discloses a technical solution: an adjustable shuttle guide wheel, including a car body 1. Protective covers 2 are connected to the four corners of the bottom of the car body 1 via mounting components. Moving wheels 4 are rotatably connected inside the protective covers 2 via rotating rods 3. Guide wheel bodies 5 are mounted on the front and rear sides of the protective covers 2 via connecting components, which can move up and down along the protective covers 2. A set of guide wheel bodies 5 is symmetrically arranged on the left and right sides of the connecting components. Two guide wheel bodies 5 can roll along the sides of a guide rail 6, and the distance between the two guide wheel bodies 5 is adjustable. The vertically movable connecting components allow the guide wheel bodies 5 to flexibly adjust their installation height according to the guide rail height, improving the shuttle's adaptability to changes in guide rail height under different operating scenarios. The adjustable spacing of the guide wheel bodies 5 ensures good fit accuracy even when the guide rail is worn or there are installation errors, preventing the shuttle from shaking or derailing, and enhancing the stability and reliability of the shuttle operation.

[0023] Specifically, the mounting components include a first connecting flange 7, a second connecting flange 8, and a rotating cylinder 9. The first connecting flange 7 is welded to the bottom of the vehicle body 1, and the rotating cylinder 9 is welded to the center of the bottom of the second connecting flange 8. A vertical rotating shaft is welded to the upper part of the protective cover 2, and the rotating shaft and the rotating cylinder 9 are rotatably connected via bearings. The first connecting flange 7 and the second connecting flange 8 are detachably fixed together with bolts. When maintenance or replacement of the guide wheel assembly is required, the connecting flanges can be quickly disassembled to separate the protective cover 2, greatly improving maintenance efficiency and reducing maintenance difficulty and cost. In addition, the rotatable connection between the rotating cylinder 9 and the protective cover 2 allows the protective cover 2 to adapt to terrain changes to a certain extent, avoiding adverse effects on the operation of the guide wheels due to terrain changes, and further improving the stability of the shuttle's operation.

[0024] Specifically, the connecting assembly includes a vertical support plate 10 and a horizontal support plate 11 welded to the bottom outer side of the vertical support plate 10. The vertical support plate 10 is detachably fixed to the outer side wall of the protective cover 2 by bolts. The guide wheel body 5 is installed on the left and right sides of the horizontal support plate 11. The detachable connection between the vertical support plate 10 and the protective cover 2 facilitates the installation, disassembly, and position adjustment of the entire connecting assembly. The horizontal support plate 11 is used to support the guide wheel body 5 and provides an installation position for adjusting the spacing of the guide wheel body 5, so that the guide wheel body 5 can be stably installed and flexibly adjusted, ensuring the stability and reliability of the guide wheel during operation.

[0025] Specifically, the vertical support plate 10 has fixing holes 12 on both the left and right sides. The protective cover 2 has two vertically arranged first elongated holes 13 on the side wall connected to the vertical support plate 10, which correspond to the fixing holes 12. When adjusting the height of the guide wheel body 5, simply loosen the fixing bolts, and the vertical support plate 10 can move up and down along the first elongated holes 13. After adjusting to the appropriate height, tighten the bolts to fix it. This realizes convenient adjustment of the height of the guide wheel body 5. Compared with the traditional fixed installation of guide wheels, it can quickly adapt to guide rails of different heights without replacing the entire component, reducing the cost of use and improving the versatility of the shuttle in different working environments.

[0026] Specifically, the transverse support plate 11 has two horizontally arranged elongated holes 14. A rotating shaft 15 is rotatably connected to the middle of the guide wheel body 5 via a bearing 16. The upper part of the rotating shaft 15 has an external thread, and the upper end of the rotating shaft 15 passes through the elongated holes 14. The rotating shaft 15 is fixed to the transverse support plate 11 by locking nuts 17 located on the upper and lower sides of the elongated holes 14. When the guide rail wears or needs to be adapted to guide rails of different widths, the locking nuts 17 can be loosened, and the rotating shaft 15 can be moved within the elongated holes 14 to adjust the distance between the two guide wheel bodies 5. After adjustment, the locking nuts 17 are tightened to secure it. This structure precisely achieves flexible adjustment of the spacing between the guide wheel bodies 5, ensuring that the guide wheels and guide rails are always in close contact. This effectively prevents problems such as shaking and increased noise during shuttle operation, improves the safety and stability of shuttle operation, and extends the service life of the guide rails and guide wheels.

[0027] Specifically, a reinforcing plate 18 is welded between the vertical support plate 10 and the horizontal support plate 11 to prevent deformation or damage to the vertical support plate 10 and the horizontal support plate 11, ensuring the structural stability and reliability of the guide wheel assembly, thereby ensuring the long-term stable operation of the shuttle, reducing maintenance and repair costs caused by structural damage, and improving the overall performance and service life of the equipment.

[0028] This utility model provides an adjustable shuttle guide wheel. The protective cover and the vehicle body are detachably connected via an installation assembly, facilitating the installation and removal of the protective cover and internal guide wheel assembly. The rotating connection between the rotating cylinder and the protective cover allows the cover to adapt to terrain changes to a certain extent. In the connecting assembly, the vertical support plate engages with the protective cover via a first elongated hole and a fixing hole, allowing the vertical support plate to move up and down along the protective cover, thereby adjusting the height of the guide wheel body to accommodate guide rails of different heights. The second elongated hole on the horizontal support plate, engaging with a rotating shaft and a locking nut, allows adjustment of the distance between the two guide wheel bodies to accommodate guide rails of different widths and to adjust for gaps caused by guide rail wear, ensuring a good fit between the guide wheel body and the guide rail and guaranteeing stable shuttle operation.

[0029] The above are all preferred embodiments of this application, and are not intended to limit the scope of protection of this application. Therefore, all equivalent changes made in accordance with the structure, shape and principle of this application should be covered within the scope of protection of this application.

Claims

1. An adjustable shuttle guide wheel, characterized in that: The vehicle includes a body (1), and protective covers (2) are connected to the four corners of the bottom of the body (1) through mounting components. Inside the protective cover (2), a movable wheel (4) is rotatably connected through a rotating rod (3). Guide wheel bodies (5) are installed on the front and rear sides of the protective cover (2) through connecting components. The connecting components can move up and down along the protective cover (2). A set of guide wheel bodies (5) is symmetrically arranged on the left and right sides of the connecting components. The two guide wheel bodies (5) can roll along the sides of the guide rail (6), and the distance between the two guide wheel bodies (5) is adjustable.

2. The adjustable shuttle guide wheel according to claim 1, characterized in that: The mounting assembly includes a first connecting flange (7), a second connecting flange (8), and a rotating cylinder (9). The first connecting flange (7) is fixedly connected to the bottom of the vehicle body (1), and the rotating cylinder (9) is fixedly connected to the center of the bottom of the second connecting flange (8). The upper part of the protective cover (2) is rotatably connected to the rotating cylinder (9), and the first connecting flange (7) and the second connecting flange (8) are detachably fixedly connected.

3. The adjustable shuttle guide wheel according to claim 1, characterized in that: The connecting assembly includes a vertical support plate (10) and a horizontal support plate (11) located at the bottom of the outer side of the vertical support plate (10). The vertical support plate (10) is detachably and fixedly connected to the outer side wall of the protective cover (2). The guide wheel body (5) is installed on the left and right sides of the horizontal support plate (11).

4. The adjustable shuttle guide wheel according to claim 3, characterized in that: The vertical support plate (10) has fixing holes (12) on both the left and right sides. The protective cover (2) is connected to the vertical support plate (10) and has two vertically arranged first elongated holes (13) on the left and right sides. The first elongated holes (13) correspond to the fixing holes (12).

5. The adjustable shuttle guide wheel according to claim 4, characterized in that: The transverse support plate (11) has two horizontally arranged second elongated holes (14). The middle part of the guide wheel body (5) is rotatably connected to a rotating shaft (15) through a bearing (16). The upper part of the rotating shaft (15) is provided with an external thread, and the upper end of the rotating shaft (15) passes through the second elongated hole (14). The rotating shaft (15) is fixed on the transverse support plate (11) by locking nuts (17) located on the upper and lower sides of the second elongated hole (14).

6. The adjustable shuttle guide wheel according to claim 5, characterized in that: A reinforcing plate (18) is provided between the vertical support plate (10) and the horizontal support plate (11).