Universal worm suitable for various steering systems
By designing a universal worm structure with replaceable gear sleeves, the problem of poor versatility of existing worm equipment is solved, and versatility and high versatility are achieved.
Patent Information
- Application Number
- CN202421423412.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-21
- Publication Date
- 2025-02-14
- Estimated Expiration
- 2034-06-21
AI Technical Summary
The existing worm gears are fixed in size and size, and the worm gears and main body are manufactured in an integrated manner, with poor versatility and cannot be connected to various types of gears.
A general worm structure including core shaft base plate, core shaft main body, worm gear sleeve, gear sleeve fixing plate and limit threaded rod is designed. Users can adapt to a variety of steering systems by replacing worm gear sleeves of different sizes and gear patterns. .
The versatility and versatility of worms are realized. Users can change gear sleeves as needed to enhance the use effect and versatility of worms, and solve the problem of poor versatility of existing worm equipment.
Smart Images
Figure CN222479370U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of worm gear equipment, and more specifically to a universal worm gear suitable for various steering systems. Background Art
[0002] Most of the existing worms have fixed dimensions and sizes, and the worm gear and the worm body are manufactured in an integrated manner. Most of these worms can only be connected to one type of gear, and have poor versatility. Utility Model Content
[0003] In order to overcome the above-mentioned defects of the prior art, the utility model provides a universal worm suitable for a variety of steering systems, so as to solve the problem that the existing worms in the above-mentioned background technology are mostly of fixed size and dimensions, the worm gear and the worm body are manufactured in one piece, and most of such worms can only be connected to one type of gear, resulting in poor versatility.
[0004] The utility model provides the following technical scheme: it comprises a core shaft bottom plate, a core shaft body is fixedly installed on the top end of the core shaft bottom plate, a worm gear sleeve is sleeved on the outer surface of the core shaft body, the bottom end of the worm gear sleeve is in close contact with the top end of the core shaft bottom plate, the outer surface of the worm gear sleeve is evenly provided with gear patterns, a thread groove is provided on the top end of the core shaft body, a limiting threaded rod is rotatably installed in the thread groove of the core shaft body, a gear sleeve fixing plate is fixedly installed on the top end of the limiting threaded rod, and a circle of the bottom end of the gear sleeve fixing plate is in close contact with the top end of the worm gear sleeve. During use, the user can make the entire worm gear more effective and versatile by replacing the core shaft body with worm gear sleeves of different sizes and gear patterns. When replacement is needed, the new worm gear sleeve is installed on the outer surface of the core shaft body, and the top of the worm gear sleeve is in contact with the top of the core shaft bottom plate, and then the gear sleeve fixing plate is used to screw the limiting threaded rod at the bottom end of the gear sleeve fixing plate into the threaded groove at the top end of the core shaft body, so that the bottom end of the gear sleeve fixing plate is tightly pressed against the top end of the worm gear sleeve, and the worm gear sleeve can be firmly limited on the core shaft body to prevent it from moving. In actual use, it effectively solves the problem that most of the existing worms are fixed in size, the worm gear and the worm body are manufactured in an integrated manner, most of these worms can only be connected to one type of gear, and have poor versatility.
[0005] Furthermore, a plurality of anti-skid filling pads are fixedly mounted on the core shaft body, and the main material of the anti-skid filling pads is fluororubber. When in use, in order to keep the axis of the worm gear sleeve and the core shaft body consistent after installation, a plurality of anti-skid filling pads can be installed on the outer surface of the core shaft body to fill and limit the gap between the worm gear sleeve and the core shaft body, so that the axis of the worm gear sleeve and the core shaft body are consistent.
[0006] Furthermore, four limiting slots are provided at the top of the core shaft bottom plate, and four limiting rods are fixedly installed at the bottom of the worm gear sleeve, and the limiting slots and limiting rods are mutually engaged and connected. When in use, the user can quickly combine and align the worm gear sleeve and the core shaft body by installing the four limiting rods in the four limiting slots, and further strengthen the connection between the worm gear sleeve and the core shaft bottom plate.
[0007] Furthermore, an anti-displacement groove is fixedly installed at the top of the worm gear sleeve, and the gear sleeve fixing plate is located inside the anti-displacement groove. When in use, after the gear sleeve fixing plate is installed on the core shaft body, the gear sleeve fixing plate will be located inside the anti-displacement groove, further preventing the gear sleeve fixing plate from displacement.
[0008] Furthermore, a damping coupling is fixedly mounted on the bottom end of the core shaft bottom plate. When in use, the damping coupling can effectively provide correction and buffering effects for the entire worm.
[0009] Furthermore, the main material of the core shaft bottom plate and the core shaft body is alloy steel, and the main material of the worm gear sleeve is stainless steel. When in use, the core shaft bottom plate and the core shaft body made of alloy steel have better structural strength and toughness, and the worm gear sleeve made of stainless steel has better corrosion resistance and service life.
[0010] Technical effects and advantages of the utility model:
[0011] 1. The utility model is provided with a core shaft bottom plate, a core shaft body, a worm gear sleeve, a gear sleeve fixing plate, and a limiting threaded rod, which effectively solves the problem that most existing worms have fixed sizes and dimensions, the worm gear and the worm body are manufactured in one piece, and most of these worms can only be connected to one type of gear, resulting in poor versatility.
[0012] 2. The utility model is provided with anti-skid filling pads. When in use, in order to keep the axes of the worm gear sleeve and the core shaft body consistent after installation, multiple anti-skid filling pads can be installed on the outer surface of the core shaft body to fill and limit the gap between the worm gear sleeve and the core shaft body, so that the axes of the worm gear sleeve and the core shaft body are consistent. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic front view cross-sectional diagram of the structure of the present utility model.
[0014] Figure 2 It is a schematic front view of the structure of the present utility model.
[0015] Figure 3 It is a bottom view schematic diagram of a partial structure of the utility model.
[0016] Figure 4 It is a schematic top view of part of the structure of the utility model.
[0017] The accompanying drawings are marked as follows: 100, core shaft base plate; 110, core shaft body; 111, worm gear sleeve; 112, gear sleeve fixing plate; 113, limiting threaded rod; 114, anti-slip filling pad; 115, limiting slot; 116, limiting rod; 117, anti-displacement slot; 118, shock-absorbing coupling. DETAILED DESCRIPTION
[0018] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The universal worm gear involved in the present invention, which is suitable for a variety of steering systems, is not limited to the various structures recorded in the following embodiments. All other implementations obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.
[0019] Embodiment 1:
[0020] Reference Figure 1 and Figure 2 The utility model provides a universal worm gear suitable for various steering systems, including a core shaft base plate 100, a core shaft body 110 is fixedly installed on the top of the core shaft base plate 100, a worm gear sleeve 111 is sleeved on the outer surface of the core shaft body 110, the bottom end of the worm gear sleeve 111 is in close contact with the top of the core shaft base plate 100, the outer surface of the worm gear sleeve 111 is evenly provided with gear patterns, a thread groove is provided on the top of the core shaft body 110, a limiting threaded rod 113 is rotatably installed in the thread groove of the core shaft body 110, a gear sleeve fixing plate 112 is fixedly installed on the top of the limiting threaded rod 113, and a circle of the bottom end of the gear sleeve fixing plate 112 is in close contact with the top of the worm gear sleeve 111.
[0021] A plurality of anti-skid filling pads 114 are fixedly mounted on the core shaft body 110 , and the main material of the anti-skid filling pads 114 is fluororubber.
[0022] Four limiting slots 115 are formed at the top of the core shaft bottom plate 100 , and four limiting rods 116 are fixedly mounted at the bottom of the worm gear sleeve 111 . The limiting slots 115 and the limiting rods 116 are mutually engaged and connected.
[0023] Working principle: During use, the user can make the entire worm gear more effective and versatile by replacing the worm gear sleeve 111 with different sizes and gear patterns for the core shaft body 110. When replacement is needed, the new worm gear sleeve 111 is installed on the outer surface of the core shaft body 110, and the worm gear sleeve 111 is in contact with the top of the core shaft base plate 100, and then the gear sleeve fixing plate 112 is used to screw the limiting threaded rod 113 at the bottom end of the gear sleeve fixing plate 112 into the threaded groove at the top of the core shaft body 110, so that the bottom end of the gear sleeve fixing plate 112 is tightly pressed against the top of the worm gear sleeve 111, so that the worm gear sleeve 111 can be firmly limited on the core shaft body 110 to prevent it from moving.
[0024] Embodiment 2:
[0025] Reference Figure 1 The difference between the second embodiment and the first embodiment is that an anti-displacement groove 117 is fixedly installed on the top of the worm gear sleeve 111 , and the gear sleeve fixing plate 112 is located inside the anti-displacement groove 117 .
[0026] A shock-absorbing coupling 118 is fixedly mounted on the bottom end of the core shaft base plate 100 .
[0027] The main material of the core shaft base plate 100 and the core shaft body 110 is alloy steel, and the main material of the worm gear sleeve 111 is stainless steel.
[0028] Working principle: When in use, the core shaft base plate 100 and the core shaft body 110 made of alloy steel have better structural strength and toughness, and the worm gear sleeve 111 made of stainless steel has better corrosion resistance and service life.
[0029] Finally, a few points should be explained: In the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.
Claims
1. A universal worm gear suitable for various steering systems, comprising a core shaft base plate (100), characterized in that: A core shaft body (110) is fixedly mounted on the top of the core shaft bottom plate (100); a worm gear sleeve (111) is sleeved on the outer surface of the core shaft body (110); the bottom end of the worm gear sleeve (111) is in close contact with the top of the core shaft bottom plate (100); the outer surface of the worm gear sleeve (111) is evenly provided with gear patterns; a thread groove is provided on the top of the core shaft body (110); a limiting threaded rod (113) is rotatably mounted in the thread groove of the core shaft body (110); a gear sleeve fixing plate (112) is fixedly mounted on the top of the limiting threaded rod (113); a bottom end of the gear sleeve fixing plate (112) is in close contact with the top of the worm gear sleeve (111).
2. A universal worm gear suitable for various steering systems according to claim 1, characterized in that: A plurality of anti-skid filling pads (114) are fixedly sleeved and installed on the core shaft body (110), and the main body material of the anti-skid filling pads (114) is fluororubber.
3. The universal worm gear applicable to various steering systems according to claim 1, characterized in that: Four limiting slots (115) are provided at the top of the core shaft bottom plate (100), and four limiting rods (116) are fixedly installed at the bottom of the worm gear sleeve (111), and the limiting slots (115) and the limiting rods (116) are mutually engaged and connected.
4. The universal worm gear applicable to various steering systems according to claim 1, characterized in that: An anti-displacement groove (117) is fixedly mounted on the top end of the worm gear sleeve (111), and the gear sleeve fixing plate (112) is located inside the anti-displacement groove (117).
5. The universal worm gear applicable to various steering systems according to claim 1, characterized in that: A shock-absorbing coupling (118) is fixedly mounted on the bottom end of the core shaft base plate (100).
6. The universal worm gear applicable to various steering systems according to claim 1, characterized in that: The main material of the core shaft bottom plate (100) and the core shaft body (110) are both alloy steel, and the main material of the worm gear sleeve (111) is stainless steel.