Clock spring assembly structure for automobile

Abstract

The clock spring assembly structure for the automobile comprises a clock spring assembly mechanism, the clock spring assembly mechanism comprises a shell, cover plates are fixedly connected to the middle of the inner side wall of the shell and openings in the upper end and the lower end of the shell, shaft holes are formed between the center positions of the upper side wall and the lower side wall of each cover plate, and the three shaft holes are internally and rotationally connected with the same rotating shaft; the shell, the cover plate and the rotating shaft are all made of aluminum alloy materials. The stator and the rotor, namely the cover plate and the rotating shaft, are made of an aluminum alloy material with higher wear resistance, so that the wear resistance is improved, meanwhile, the clock spring structure adopts a double-layer structural design and is provided with the limiting arc-shaped baffle plate, and through the optimized structural design, the post-tensile reset performance of the whole clock spring structure is improved, and the service life of the clock spring structure is prolonged. Excessive deformation and damage are avoided, and the service life and performance of the whole clock spring structure are guaranteed.

Description

Technical Field

[0001] The invention belongs to the technical field of automobile manufacturing, and more specifically, particularly relates to a clock spring assembly structure for an automobile. Background Art

[0002] The working principle of the automotive clock spring assembly is as follows: The clock spring assembly is mainly composed of a stator, a rotor, a flat cable, and related connecting parts. The stator part is relatively fixed and is usually connected to the steering column or other fixed parts of the car; the rotor part is connected to the steering wheel and can rotate with the rotation of the steering wheel. The two ends of the flat cable are welded to the connectors of the stator and rotor respectively to connect the stator and rotor electrically.

[0003] At present, when the clock spring assembly structure for automobiles is actually used, the rotor of the clock spring will cause constant friction between the contact part with the stator during long-term rotation, which may lead to increased wear. In addition, the clock spring sheet will deform excessively when rotating with the rotor. The above situations will affect the service life and performance of the overall clock spring structure.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a clock spring assembly structure for an automobile is provided. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a clock spring assembly structure for an automobile, which is achieved by the following specific technical means:

[0006] A clock spring assembly structure for automobiles, including a clock spring assembly mechanism, the clock spring assembly mechanism including a shell, a cover plate fixedly connected to the middle of the inner side wall of the shell and the upper and lower openings, an axial hole is opened between the center positions of the upper and lower side walls of the cover plate, and the same rotating shaft is rotatably connected in the three axial holes, the shell, the cover plate and the rotating shaft are all made of aluminum alloy, a plurality of reinforcing ribs are fixedly connected to the outer wall of the shell at equal angles, and an arc-shaped rib plate is fixedly connected between every two adjacent reinforcing ribs, the shell structure is an aluminum alloy shell, the upper and lower end faces and the middle part of the shell are welded with an aluminum alloy cover plate, and the outer side is fixedly welded with a plurality of reinforcing ribs at equal angles, and an arc-shaped rib plate is fixedly connected between every two adjacent reinforcing ribs, which plays a role in reinforcing the aluminum alloy shell, the shell of the overall clock spring assembly mechanism is sturdy and durable, and the sliding connection between every two adjacent cover plates A clock spring sheet is connected, and the outer wall of the rotating shaft is provided with an embedding groove for the inner ends of the two clock spring sheets to be embedded and fixed. A detection transmission mechanism is arranged at the outer end of the clock spring sheet, and a limiting arc baffle is fixedly connected to the rear sides of the upper and lower ends of the middle shell, and the limiting arc baffle is arranged on the outer side of the clock spring sheet, and an arc groove is provided between the upper and lower side walls of the front end of the shell, and auxiliary supporting mechanisms and connecting mechanisms are arranged at the upper and lower ends of the rotating shaft. The stator and rotor, that is, the cover plate and the rotating shaft are made of aluminum alloy materials with higher wear resistance as a whole, so as to improve its wear resistance. At the same time, its clock spring structure adopts a double-layer structure design and is provided with its limiting arc baffle. Through this optimized structural design, the tensile post-reset performance of the overall clock spring structure is increased to avoid excessive deformation and damage, thereby ensuring the service life and performance of the overall clock spring structure.

[0007] Furthermore, washers are fixedly connected to the two cover plates away from one end surface and located outside the opening of the shaft hole, and the washers play a protective role for the cover plates.

[0008] Furthermore, the detection transmission mechanism includes a connector fixedly connected to the ends of the upper and lower cover plates away from each other, the two connectors are located at the opening of the arc groove on the corresponding side thereof, the two connectors are connected by a connecting line, the data transmission end of the upper connector is fixedly connected to the transmission line, and the two connectors are fixedly connected to a flat cable at the ends facing each other, and the end of the flat cable away from the connector is fixedly connected to the outer end of the clock spring sheet on the corresponding side thereof, and an independent flat cable is provided in conjunction with the two clock spring sheets, each of which is configured with an independent connector, and the two connectors are connected by a connecting line, and the connector is fixedly connected to the cover plate on the corresponding side thereof, that is, the two clock springs can move along with the rotation axis of the rotor mechanism, pulling the two flat cables, and realizing the transmission of electrical signals during the rotation of the steering wheel via the two connectors, and the two connectors can independently record their data and perform data correction processing to reduce measurement errors.

[0009] Furthermore, the auxiliary support mechanism includes a total of two groups of connecting frames fixedly connected to the separated ends of the upper and lower cover plates, one group of connecting frames is two and symmetrically arranged, a connecting seat is fixedly connected between the opposite ends of the two connecting frames in a group, a through groove is opened between the upper and lower side walls in the middle of the connecting seat, and a rotating bearing is fixedly installed in the through groove, the inner rotating end of the rotating bearing is fixedly connected to the rotating shaft, and the upper and lower rotating bearings fix its rotating shaft, which plays a balancing support role when the rotating shaft rotates, thereby improving the rotation stability of the rotating shaft when it rotates.

[0010] Furthermore, the connecting mechanism includes a connecting disk fixedly connected to the upper and lower ends of the rotating shaft, and a group of reinforcement blocks are fixedly connected to the opposite ends of the two connecting disks, and a group of the reinforcement blocks is four and arranged at equal angles. A group of four reinforcement blocks are fixedly connected to the rotating shaft at the opposite ends, and a connecting sleeve is fixedly connected to the center of one end of the two connecting disks. Four connecting holes are opened at equal angles between the upper and lower side walls of the outer periphery of the connecting disk. The shell of the overall automobile clock spring assembly structure is connected to the steering column or other fixed parts of the automobile to remain relatively still. In some designs, the stator may have a stator portion with an annular outer wall structure, which is used to provide support and positioning for the rotation of the rotor, and the rotating shaft of its rotor portion is connected and installed through a connecting mechanism, that is, it is connected to the shaft end of the steering wheel through the connecting sleeve on the connecting disk, and bolts and other fasteners are arranged through the connecting holes to achieve further connection and tightening with the steering wheel body. When the steering wheel rotates, the rotor can rotate synchronously to ensure the stability of the electrical connection of the steering wheel at different angles.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] 1. The present invention uses aluminum alloy materials with higher wear resistance to make the stator and rotor, that is, the cover plate and the rotating shaft, to improve their wear resistance. At the same time, the clock spring structure adopts a double-layer structure design and is provided with a limiting arc baffle. Through this optimized structural design, the tensile and reset performance of the overall clock spring structure is increased to avoid excessive deformation and damage, thereby ensuring the service life and performance of the overall clock spring structure.

[0013] 2. The shell structure of the present invention is also an aluminum alloy shell, and the upper and lower end surfaces and the middle part are welded with aluminum alloy cover plates, and a plurality of reinforcing ribs are fixedly welded at equal angles on the outer side, and an arc-shaped rib plate is fixedly connected between each two adjacent reinforcing ribs, which plays a role in reinforcing the aluminum alloy shell. The shell of the overall clock spring assembly mechanism is sturdy and durable.

[0014] 3. The present invention is provided with an independent flat cable in combination with two clock spring sheets, each of which is provided with an independent connector, and the two connectors are connected by a connecting line, and the connector is fixedly connected to the cover plate on the corresponding side, that is, the two clock springs can move along with the rotation axis of the rotor mechanism, pull the two flat cables, and realize the transmission of electrical signals during the rotation of the steering wheel through the two connectors. The two connectors can independently record their data and perform data correction processing to reduce measurement errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The present invention is a whole three-dimensional Figure 1 .

[0016] Figure 2 The present invention is a whole three-dimensional Figure 2 .

[0017] Figure 3 It is a three-dimensional diagram of the shell structure of the present invention.

[0018] Figure 4 It is a three-dimensional diagram of the upper and lower covers and the auxiliary support mechanism of the present invention.

[0019] Figure 5 It is a three-dimensional diagram of the detection structure of the present invention.

[0020] Figure 6 It is a three-dimensional diagram of the clock spring sheet and cover plate structure of the present invention.

[0021] Figure 7 It is a stereoscopic diagram of the detection transmission mechanism of the present invention.

[0022] Figure 8 It is a stereoscopic diagram of the rotor structure and connecting mechanism of the present invention.

[0023] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0024] 1. Clock spring assembly mechanism; 11. Housing; 12. Cover plate; 13. Shaft hole; 14. Washer; 15. Arc groove; 16. Reinforcement ribs; 17. Arc rib plate; 18. Clock spring sheet; 19. Limiting arc baffle; 110. Rotating shaft; 111. Fitting groove;

[0025] 2. Auxiliary support mechanism; 21. Connecting frame; 22. Connecting seat; 23. Rotating bearing;

[0026] 3. Connecting mechanism; 31. Connecting plate; 32. Reinforcement block; 33. Connecting sleeve; 34. Connecting hole.

[0027] 4. Detection transmission mechanism; 41. Connector; 42. Flat cable; 43. Connecting line; 44. Transmission line. DETAILED DESCRIPTION

[0028] The following embodiments of the present invention are described in further detail in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0029] In the description of the present invention, unless otherwise specified, "plurality" means two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientations or positional relationships shown in the 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 operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] Example:

[0032] As attached Figure 1 To Attachment Figure 8 As shown:

[0033] The present invention provides a clock spring assembly structure for an automobile, comprising a clock spring assembly mechanism 1, the clock spring assembly mechanism 1 comprising a shell 11, a cover plate 12 is fixedly connected to the middle of the inner side wall and the upper and lower openings of the shell 11, an axial hole 13 is opened between the center positions of the upper and lower side walls of the cover plate 12, and the same rotating shaft 110 is rotatably connected in the three axial holes 13, the shell 11, the cover plate 12 and the rotating shaft 110 are all made of aluminum alloy, a plurality of reinforcing ribs 16 are fixedly connected to the outer wall of the shell 11 at equal angles, and an arc rib plate 17 is fixedly connected between every two adjacent reinforcing ribs 16, the shell 11 structure is an aluminum alloy shell 11, the upper and lower end surfaces and the middle part of the shell 11 are welded with the aluminum alloy cover plate 12, and a plurality of reinforcing ribs 16 are fixedly welded to the outer side at equal angles, and an arc rib plate 17 is fixedly connected between every two adjacent reinforcing ribs 16, so as to play a role in reinforcing the aluminum alloy shell 11, and the shell 11 of the overall clock spring assembly mechanism 1 is sturdy and durable.

[0034] Among them, a clock spring sheet 18 is slidably connected between every two adjacent cover plates 12, and an engaging groove 111 for the inner ends of the two clock spring sheets 18 to be engaged and fixed is provided on the outer wall of the rotating shaft 110. A detection transmission mechanism 4 is arranged at the outer end of the clock spring sheet 18, and a limiting arc baffle 19 is fixedly connected to the rear sides of the upper and lower ends of the middle shell 11, and the limiting arc baffle 19 is arranged on the outer side of the clock spring sheet 18. An arc groove 15 is provided between the upper and lower side walls of the front end of the shell 11, and an auxiliary support mechanism 2 and a connecting mechanism 3 are arranged at the upper and lower ends of the rotating shaft 110. The stator and the rotor, that is, the cover plate 12 and the rotating shaft 110, are made of aluminum alloy materials with higher wear resistance to improve their wear resistance. At the same time, the clock spring structure adopts a double-layer structure design and is provided with its limiting arc baffle 19. Through this optimized structural design, the tensile post-reset performance of the overall clock spring structure is increased to avoid excessive deformation and damage, thereby ensuring the service life and performance of the overall clock spring structure.

[0035] The two cover plates 12 are separated from one end surface and fixedly connected with washers 14 located outside the openings of the shaft holes 13 thereof, and the washers 14 play a role in protecting the cover plates 12 .

[0036] Among them, the detection transmission mechanism 4 includes a connector 41 fixedly connected to the ends of the upper and lower cover plates 12 away from each other, the two connectors 41 are located at the opening of the arc groove 15 on the corresponding side thereof, the two connectors 41 are connected by a connecting line 43, the data transmission end of the upper connector 41 is fixedly connected with a transmission line 44, and the two connectors 41 are fixedly connected with a flat cable 42 at the opposite ends thereof, and the end of the flat cable 42 away from the connector 41 is fixedly connected to the outer end of the clock spring sheet 18 on the corresponding side thereof, and an independent flat cable 42 is provided in conjunction with the two clock spring sheets 18, and each independent flat cable 42 is configured with an independent connector 41, and the two connectors 41 are connected by a connecting line 43, and at the same time, the connector 41 is fixedly connected to the cover plate 12 on the corresponding side thereof, that is, the two clock springs can rotate through the rotating shaft 110 of the rotor mechanism and move accordingly, pulling the two flat cables 42, and realizing the transmission of electrical signals during the steering wheel rotation process through the two connectors 41, and the two connectors 41 can independently record their data and perform data correction processing to reduce measurement errors.

[0037] Among them, the auxiliary support mechanism 2 includes a total of two groups of connecting frames 21 fixedly connected to the separated ends of the upper and lower cover plates 12. One group of connecting frames 21 is two and symmetrically arranged. A connecting seat 22 is fixedly connected between the opposite ends of a group of two connecting frames 21. A through groove is opened between the upper and lower side walls in the middle of the connecting seat 22, and a rotating bearing 23 is fixedly installed in the through groove. The inner rotating end of the rotating bearing 23 is fixedly connected to the rotating shaft 110. The upper and lower rotating bearings 23 fix its rotating shaft 110, play a balancing support role when the rotating shaft 110 rotates, and improve the rotation stability of the rotating shaft 110 when it rotates.

[0038] The connection mechanism 3 includes a connection plate 31 fixedly connected to the upper and lower ends of the rotating shaft 110, and a group of reinforcement blocks 32 are fixedly connected to the opposite ends of the two connection plates 31. A group of reinforcement blocks 32 is four and arranged at equal angles. A group of four reinforcement blocks 32 are fixedly connected to the rotating shaft 110 at one end facing each other. A connection sleeve 33 is fixedly connected to the center of one end of the two connection plates 31. Four connection holes 34 are opened at equal angles between the upper and lower side walls of the outer periphery of the connection plates 31. The housing 11 of the overall automobile clock spring assembly structure is connected to the steering column or The stator and other fixed parts are connected to each other to remain relatively still. In some designs, the stator may have a stator portion with an annular outer wall structure, which is used to provide support and positioning for the rotation of the rotor, and the rotating shaft 110 of the rotor portion is connected and installed through a connecting mechanism 3, that is, it is connected to the shaft end of the steering wheel through a connecting sleeve 33 on a connecting disk 31, and bolts and other fasteners are arranged through connecting holes 34 to achieve further connection and fastening with the steering wheel body. When the steering wheel rotates, the rotor can rotate synchronously to ensure the stability of the electrical connection of the steering wheel at different angles.

[0039] The working principle of this embodiment is as follows: the housing 11 of the integral automobile clock spring assembly structure is connected to the steering column or other fixed parts of the automobile to keep relatively still. In some designs, the stator may have a stator portion with an annular outer wall structure, which is used to provide support and positioning for the rotation of the rotor, and the rotating shaft 110 of the rotor portion is connected and installed through the connecting mechanism 3, that is, it is connected to the shaft end of the steering wheel through the connecting sleeve 33 on the connecting disk 31, and bolts and other fasteners are arranged through the connecting hole 34 to achieve further connection and fastening with the steering wheel body. When the steering wheel rotates, the rotor can rotate synchronously to ensure the stability of the electrical connection of the steering wheel at different angles. It is equipped with two clock spring sheets 18, and each of the independent flat cables 42 is configured with an independent connector 41. The two connectors 41 are connected by a connecting line 43, and the connector 41 is fixedly connected to the cover plate 12 on the corresponding side, that is, the two clock springs can move with the rotation of the rotating shaft 110 of the rotor mechanism, pull the two flat cables 42, and realize the electrical signal through the two connectors 41 when the steering wheel rotates. During the transmission of the clock spring during the operation, the two connectors 41 can independently record the data and perform data correction processing to reduce the measurement error. Since the stator and the rotor, namely the cover plate 12 and the rotating shaft 110, are made of aluminum alloy materials with higher wear resistance, the wear resistance is improved. At the same time, the clock spring structure adopts a double-layer structure design and is provided with a limited arc baffle 19. Through this optimized structural design, the tensile resistance and reset performance of the overall clock spring structure are increased to avoid excessive deformation and damage, thereby ensuring the service life and performance of the overall clock spring structure. In addition, the upper and lower rotating bearings 23 fix the rotating shaft 110, which play a balancing and supporting role when the rotating shaft 110 rotates, thereby improving the rotation stability of the rotating shaft 110 when it rotates, and the outer shell 11 structure is an aluminum alloy outer shell 11, and the upper and lower end surfaces and the middle part are welded with an aluminum alloy cover plate 12, and the outer side thereof is fixedly welded with a plurality of reinforcing ribs 16 at equal angles, and an arc-shaped rib plate 17 is fixedly connected between each two adjacent reinforcing ribs 16, which play a reinforcing role of the aluminum alloy outer shell 11, and the outer shell 11 of the overall clock spring assembly mechanism 1 is sturdy and durable.

[0040] The embodiments of the present invention are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A clock spring assembly structure for an automobile, comprising a clock spring assembly mechanism (1), characterized in that: The clock spring assembly mechanism (1) comprises a housing (11), a cover plate (12) is fixedly connected to the middle of the inner wall and the upper and lower openings of the housing (11), an axial hole (13) is opened between the center positions of the upper and lower side walls of the cover plate (12), and the same rotating shaft (110) is rotatably connected in the three axial holes (13); The housing (11), the cover plate (12) and the rotating shaft (110) are all made of aluminum alloy; a plurality of reinforcing ribs (16) are fixedly connected at equal angles to the outer wall of the housing (11); and an arc-shaped rib plate (17) is fixedly connected between every two adjacent reinforcing ribs (16); A clock spring sheet (18) is slidably connected between each two adjacent cover plates (12); an outer wall of the rotating shaft (110) is provided with an engaging groove (111) for the inner ends of the two clock spring sheets (18) to be engaged and fixed; and a detection transmission mechanism (4) is provided at the outer end of the clock spring sheet (18); A limiting arc-shaped baffle (19) is fixedly connected to the rear sides of the upper and lower ends of the middle housing (11), and the limiting arc-shaped baffle (19) is arranged on the outside of the clock spring sheet (18); An arc-shaped groove (15) is provided between the upper and lower side walls of the front end of the housing (11); The upper and lower ends of the rotating shaft (110) are provided with auxiliary support mechanisms (2) and connection mechanisms (3).

2. The automotive clock spring assembly structure as claimed in claim 1, characterized in that: Washers (14) are fixedly connected to the two cover plates (12) at the outer sides of the openings of the shaft holes (13) away from one end surface of the two cover plates (12).

3. The automotive clock spring assembly structure as claimed in claim 1, characterized in that: The detection transmission mechanism (4) comprises a connector (41) fixedly connected to the ends of the upper and lower cover plates (12) that are separated from each other, the two connectors (41) being located at the openings of the arc-shaped groove (15) on the corresponding side thereof, the two connectors (41) being connected via a connecting line (43), and the data transmission end of the upper connector (41) being fixedly connected to a transmission line (44).

4. A clock spring assembly structure for an automobile as claimed in claim 3, characterized in that: A flat cable (42) is fixedly connected to each of the two facing ends of the two connectors (41), and an end of the flat cable (42) away from the connector (41) is fixedly connected to an outer end of a clock spring sheet (18) on a corresponding side thereof.

5. The automotive clock spring assembly structure as claimed in claim 1, characterized in that: The auxiliary support mechanism (2) comprises two sets of connection frames (21) fixedly connected to the ends of the upper and lower cover plates (12) that are separated from each other.

6. A clock spring assembly structure for an automobile as claimed in claim 5, characterized in that: The connecting frames (21) in a group are two and are arranged symmetrically, and a connecting seat (22) is fixedly connected between the two connecting frames (21) at one end facing each other.

7. A clock spring assembly structure for an automobile as claimed in claim 6, characterized in that: A through slot is provided between the upper and lower side walls in the middle of the connection seat (22), and a rotating bearing (23) is fixedly installed in the through slot. The inner rotating end of the rotating bearing (23) is fixedly connected to the rotating shaft (110).

8. The automotive clock spring assembly structure as claimed in claim 1, characterized in that: The connection mechanism (3) comprises connection plates (31) fixedly connected to the upper and lower ends of the rotating shaft (110).

9. The automotive clock spring assembly structure as claimed in claim 8, characterized in that: A group of reinforcing blocks (32) are fixedly connected to the facing ends of the two connection plates (31); a group of reinforcing blocks (32) comprises four reinforcing blocks (32) which are arranged at equal angles; and a group of four reinforcing blocks (32) are fixedly connected to the rotating shaft (110) at the facing ends.

10. The automotive clock spring assembly structure as claimed in claim 8, characterized in that: The two connection plates (31) are each fixedly connected to a connection sleeve (33) at the center of one end, and four connection holes (34) are provided between the upper and lower side walls of the outer periphery of the connection plates (31) at equal angles.

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