Novel tensioning wheel support

By designing a new type of tension wheel bracket made of cast aluminum, and utilizing the cylinder block mounting holes for precise positioning with the engine cylinder block and the reinforcing rib structure, the problem of limited space for the front wheel system of the engine was solved. This achieved high assembly precision, stable connection, and lightweight design, thereby improving the engine's operational reliability and overall performance.

CN223881272UActive Publication Date: 2026-02-06HARBIN DONGAN AUTO ENGINE CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520844437.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-29
Publication Date
2026-02-06
Estimated Expiration
2035-04-29

AI Technical Summary

Technical Problem

The limited space in the front wheel system of traditional engines makes it difficult to install the automatic tensioner assembly, resulting in poor assembly accuracy, poor operational stability, and insufficient component strength, which fails to meet the requirements of efficient and reliable operation of modern engines.

Method used

A novel tension wheel bracket is designed using cast aluminum material. It is precisely positioned with the engine cylinder block through cylinder mounting holes. Combined with a reinforcing rib structure and a stable connection with the automatic tension wheel, it achieves an integrated structure, enhancing the strength and stability of the bracket and providing a convenient disassembly and maintenance design.

Benefits of technology

It improves assembly precision and stability, ensures the stable operation of the automatic tensioner assembly, enhances the overall strength and durability of the bracket, reduces engine weight, improves fuel economy and performance, and reduces maintenance costs and time.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223881272U_ABST
    Figure CN223881272U_ABST
Patent Text Reader

Abstract

The utility model discloses a novel tensioning wheel support, and belongs to the technical field of engine front end wheel train accessory installation. A first cylinder mounting hole, a second cylinder mounting hole and a third cylinder mounting hole are formed in the support body, an automatic tensioning wheel mounting hole and an automatic tensioning wheel mounting pin hole are formed in the support body, a first reinforcing rib, a second reinforcing rib, a third reinforcing rib and a fourth reinforcing rib are arranged on the support body, a weight reduction structure is arranged on the support body, and the weight reduction structure and the support body are integrally formed. The weight of the support body is reduced while the strength of the support body is guaranteed. Through the positioning installation design, the stable connecting structure, the optimized reinforcing rib supporting, the lightweight and high-strength material application and the convenient disassembly, assembly and maintenance design, the assembly precision, the overall stability and the part operation reliability are improved, the overall mass of an engine is reduced, the fuel economy and performance are improved, the durability is enhanced, and the service life of the engine is prolonged. And meanwhile, the maintenance cost and time are reduced, and the arrangement flexibility and the overall performance of the engine front end gear train are greatly improved.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model belongs to engine front end wheel train accessory installation technical field, concretely is a novel tensioning wheel support. BACKGROUND

[0002] With the continuous innovation of engine technology, the layout form of engine front end wheel train is increasingly diversified, and the application demand of automatic tensioning wheel assembly as the key component to ensure the stable operation of wheel train is also increasing. However, most of the current engines in the industry are limited by the compact front end layout, and the wheel train arrangement space is extremely limited. The traditional scheme is often difficult to directly install the automatic tensioning wheel assembly to the ideal position, not only leading to the difficulty in guaranteeing the assembly precision, but also possibly causing the problems of poor wheel train operation stability, insufficient component strength and the like due to space limitation, and unable to fully meet the requirements of modern engines for efficient and reliable operation. CONTENT OF THE UTILITY MODEL

[0003] In order to solve the problems in the background art, the utility model provides a novel tensioning wheel support.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a novel tensioning wheel support, comprising a support body, a cylinder mounting hole one, a cylinder mounting hole two, a cylinder mounting hole three, an automatic tensioning wheel mounting hole, an automatic tensioning wheel mounting pin hole, a reinforcing rib one, a reinforcing rib two, a weight reduction structure, a reinforcing rib three and a reinforcing rib four;

[0005] The cylinder mounting hole one, the cylinder mounting hole two and the cylinder mounting hole three are arranged on the support body and used for fixing and connecting the support body to the engine cylinder, the automatic tensioning wheel mounting hole and the automatic tensioning wheel mounting pin hole are arranged on the support body and used for fixing and connecting the automatic tensioning wheel assembly to the support body, the reinforcing rib one, the reinforcing rib two, the reinforcing rib three and the reinforcing rib four are arranged on the support body and used for increasing the support structure formed by the support body in connection, enhancing the overall strength and stability of the support body, and the weight reduction structure is arranged on the support body and integrally formed with the support body, used for reducing the weight of the support body while ensuring the strength of the support body.

[0006] The support body is made of cast aluminum material, and the support body made of cast aluminum material and the cylinder mounting hole one, the cylinder mounting hole two, the cylinder mounting hole three, the automatic tensioning wheel mounting hole, the automatic tensioning wheel mounting pin hole, the reinforcing rib one, the reinforcing rib two, the reinforcing rib three, the reinforcing rib four and the weight reduction structure constitute an integral overall structure, which ensures the strength and stability of the support and is beneficial to the lightweight of the engine.

[0007] The cylinder mounting hole three is a radial positioning hole and cooperates with the engine cylinder, used for accurately positioning the mounting position of the support body on the engine cylinder, improving the assembly precision and stability.

[0008] Compared with the prior art, the utility model has the advantages of

[0009] 1. High assembly precision and stability: the cylinder mounting hole three is used as a radial positioning hole and precisely matches with the engine cylinder, realizes accurate installation of the support body on the engine cylinder, greatly improves the assembly precision and overall stability, and provides a solid guarantee for the installation and reliable operation of subsequent parts.

[0010] 2. Stable connection and reliable operation: the positioning pin of the automatic tensioning wheel assembly is matched with the automatic tensioning wheel mounting hole, and the automatic tensioning wheel mounting hole is fixed with the automatic tensioning wheel assembly through a bolt, so that the automatic tensioning wheel assembly is stably and reliably operated in the engine front end wheel train, and the tensioning effect is fully exerted.

[0011] 3. Enhanced strength and stability: the reinforcing rib one, the reinforcing rib two, the reinforcing rib three and the reinforcing rib four on the support body form a support structure, which significantly enhances the overall strength and stability of the support, so that the support can maintain excellent reliability under high-speed operation and complex working conditions of the engine.

[0012] 4. Lightweight design and performance improvement: the support body is made of cast aluminum material and forms an integral structure with each part, realizing lightweight design, which not only reduces the weight of the support and the overall quality of the engine, but also improves the fuel economy and performance of the engine.

[0013] 5. Ensure strength and durability: the application of cast aluminum material not only realizes the lightweight target, but also ensures the strength and durability of the support, so that it can adapt to the long-term operation requirements of the engine and prolong the service life of the support.

[0014] 6. Easy disassembly and maintenance: the design fully considers the ease of disassembly and maintenance, and the support body, the engine cylinder and the automatic tensioning wheel assembly can be quickly fixed and disassembled through simple bolt connection and pin hole connection, which improves work efficiency and reduces maintenance cost and time.

[0015] 7. Improve the flexibility of arrangement and overall performance: the new tensioning wheel support significantly improves the flexibility of arrangement of the engine front end wheel train and improves the overall performance through reasonable structure design and material selection.

[0016] In summary, the new tensioner support scheme improves the assembly precision, overall stability, component operation reliability, reduces the overall engine mass, improves fuel economy and performance, enhances durability, reduces maintenance cost and time, and greatly improves the flexibility of engine front end train layout and overall performance. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a front view of the utility model;

[0018] Figure 2 is a top view of the utility model. DETAILED DESCRIPTION

[0019] The technical solutions in the utility model will be described clearly and completely below in combination with the drawings in the utility model embodiments. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] The embodiment describes a new tensioner support, which comprises a support body 1, a cylinder mounting hole one 2, a cylinder mounting hole two 3, a cylinder mounting hole three 4, an automatic tensioner mounting hole 5, an automatic tensioner mounting pin hole 6, a reinforcing rib one 7, a reinforcing rib two 8, a weight reduction structure 9, a reinforcing rib three 10 and a reinforcing rib four 11.

[0021] The support body 1 is provided with the cylinder mounting hole one 2, the cylinder mounting hole two 3 and the cylinder mounting hole three 4, which are used to fix and connect the support body 1 to the engine cylinder. The support body 1 is provided with the automatic tensioner mounting hole 5 and the automatic tensioner mounting pin hole 6, which are used to fix and connect the automatic tensioner assembly to the support body 1. The support body 1 is provided with the reinforcing rib one 7, the reinforcing rib two 8, the reinforcing rib three 10 and the reinforcing rib four 11, which are used to increase the support structure formed by the support body 1 in connection, and enhance the overall strength and stability of the support body 1. The support body 1 is provided with the weight reduction structure 9, which is integrally formed with the support body 1, and is used to reduce the weight of the support body 1 while ensuring the strength of the support body 1.

[0022] The bracket body 1 is made of cast aluminum material, the bracket body 1 of the cast aluminum material and the cylinder mounting hole one 2, the cylinder mounting hole two 3, the cylinder mounting hole three 4, the automatic tensioning wheel mounting hole 5, the automatic tensioning wheel mounting pin hole 6, the reinforcing rib one 7, the reinforcing rib two 8, the reinforcing rib three 10, the reinforcing rib four 11 and the lightening structure 9 constitute an integral whole structure, which guarantees the strength and stability of the bracket and is beneficial to the light weight of the engine.

[0023] The cylinder mounting hole three 4 is a radial positioning hole, and is matched with the engine cylinder, for accurately positioning the mounting position of the bracket body 1 on the engine cylinder, improving the assembly accuracy and stability.

[0024] When the utility model is used, the support body 1 is fixedly connected with the engine cylinder by the cylinder mounting hole one 2, the cylinder mounting hole two 3 and the cylinder mounting hole three 4, wherein the cylinder mounting hole three 4 is used as a radial positioning hole, is tightly matched with the corresponding structure on the engine cylinder, and the installation position of the support body 1 on the engine cylinder is accurately determined, so that the assembly precision and the overall stability are effectively improved, a good foundation is laid for the installation and operation of subsequent components, the automatic tensioning wheel assembly is connected through the automatic tensioning wheel mounting hole 5 and the automatic tensioning wheel mounting pin hole 6 arranged on the support body 1, the automatic tensioning wheel assembly is fixed by the positioning pin and the automatic tensioning wheel mounting pin hole 6, and the automatic tensioning wheel mounting hole 5 is fixed with the automatic tensioning wheel assembly by a bolt, so that the automatic tensioning wheel assembly can be stably installed on the support body 1, and the automatic tensioning wheel assembly can continuously and stably play its tensioning role in the engine front end wheel system, so that the wheel system can normally operate; further, the reinforcing rib one 7, the reinforcing rib two 8, the reinforcing rib three 10 and the reinforcing rib four 11 arranged on the support body 1 are tightly connected with the support body 1, and form a stable support structure, the overall strength and stability of the support body 1 are significantly enhanced by the carefully designed structure, even when the engine is running at high speed and faces complex working conditions, the support body can still maintain excellent stability and reliability, and the service life of the support body is effectively prolonged, in addition, the support body 1 is made of cast aluminum material, and forms an integrated structure with the cylinder mounting hole, the automatic tensioning wheel mounting hole 5, the automatic tensioning wheel mounting pin hole 6, the reinforcing rib and the weight reduction structure 9, so that the weight of the support body is greatly reduced, the overall quality of the engine is reduced, the fuel economy and performance of the engine are improved, meanwhile, the good properties of the cast aluminum material ensure the strength and durability of the support body, so that the support body can meet the long-term operation requirements of the engine; it is worth mentioning that the new type of tensioning wheel support fully considers the convenience of disassembly and maintenance during the design process, the support body 1, the engine cylinder and the automatic tensioning wheel assembly can be fixed and disassembled through simple bolt connection and pin hole connection, so that the work efficiency is improved, and the maintenance cost is greatly reduced.

[0025] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point, the embodiments should be regarded as exemplary and non-restrictive, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent conditions of the claims should be included in the utility model. Any figure reference in the claims should not be regarded as limiting the involved claims.

Claims

1. A novel tensioner pulley bracket characterized by: Including support body (1), cylinder mounting hole one (2), cylinder mounting hole two (3), cylinder mounting hole three (4), automatic tensioning wheel mounting hole (5), automatic tensioning wheel mounting pin hole (6), reinforcing rib one (7), reinforcing rib two (8), lightening structure (9), reinforcing rib three (10) and reinforcing rib four (11); The support body (1) is provided with cylinder mounting hole one (2), cylinder mounting hole two (3) and cylinder mounting hole three (4) for fixing and connecting the support body (1) to the engine cylinder, and is provided with automatic tensioning wheel mounting hole (5) and automatic tensioning wheel mounting pin hole (6) for fixing and connecting the automatic tensioning wheel assembly to the support body (1), and is provided with reinforcing rib one (7), reinforcing rib two (8), reinforcing rib three (10) and reinforcing rib four (11) for increasing the support structure formed by the support body (1) and enhancing the overall strength and stability of the support body (1), and is provided with lightening structure (9) which is integrally formed with the support body (1) for reducing the weight while ensuring the strength of the support body (1).

2. A new type of tensioner pulley support according to claim 1, characterized in that: The support body (1) is made of cast aluminum material, and the cast aluminum material support body (1) is integrally formed with the cylinder mounting hole one (2), the cylinder mounting hole two (3), the cylinder mounting hole three (4), the automatic tensioning wheel mounting hole (5), the automatic tensioning wheel mounting pin hole (6), the reinforcing rib one (7), the reinforcing rib two (8), the reinforcing rib three (10), the reinforcing rib four (11) and the lightening structure (9) to form an integral overall structure.

3. A new type of tensioner pulley support according to claim 1, characterized in that: The cylinder mounting hole three (4) is a radial positioning hole and cooperates with the engine cylinder to accurately position the mounting position of the support body (1) on the engine cylinder.