Automobile tensioning wheel structure capable of being automatically adjusted

Abstract

The utility model discloses an automatically adjustable automobile tensioning wheel structure which comprises a fixing frame, a belt pulley, a tensioning wheel arm, a Y-axis adjusting assembly, an X-axis adjusting assembly, a tensioning wheel and an angle adjusting assembly, a belt pulley shaft is installed at one end of the fixing frame, and the other end of the fixing frame is concaved inwards to form a groove extending in the length direction of the fixing frame. A groove is formed in the base, a rotating shaft is installed at one end of the groove and rotationally connected with one end of a tensioning wheel arm, a Y-axis adjusting assembly is installed at the other end of the tensioning wheel arm, an X-axis adjusting assembly is installed on the Y-axis adjusting assembly, and a tensioning wheel shaft is installed on the X-axis adjusting assembly. The first sliding block is pushed by the first air cylinder to move along the first guide rod, so that the tensioning wheel can be finely adjusted in the Y-axis direction, the second sliding block is pushed by the second air cylinder to move along the second guide rod, so that the tensioning wheel can be finely adjusted in the X-axis direction, and the effect of automatically adjusting the tensioning degree of a belt is achieved; and it is ensured that the tensioning wheel can flexibly adjust the tensioning degree of the belt.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile tension pulleys, in particular to an automatically adjustable automobile tension pulley structure. Background Art

[0002] With the rapid development of science and technology, automobile performance continues to improve, and the requirements for automobile accessories are getting higher and higher. As an important component of the automobile engine, the automobile tensioner plays a vital role in the function and performance of the engine. People's requirements for automobile safety are improving, and they also require better comfort and convenience.

[0003] Currently, automotive tensioners use a spring to automatically adjust tension. During use, however, some of the spring stretches, reducing its deformation. This, in turn, hinders belt slack compensation, making it difficult to maintain long-term belt tension. Given these shortcomings, a design for an automatically adjustable automotive tensioner is necessary. Utility Model Content

[0004] The purpose of the utility model is to provide an automatically adjustable automobile tensioner structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an automatically adjustable automobile tensioner structure, comprising a fixing frame, a pulley, a tensioner arm, a Y-axis adjustment assembly, an X-axis adjustment assembly, a tensioner and an angle adjustment assembly, a pulley shaft being installed at one end of the fixing frame, a pulley being rotatably installed on the pulley shaft, the other end of the fixing frame being recessed inward to form a groove extending along the length direction of the fixing frame, a rotating shaft being installed at one end of the groove, the rotating shaft being rotatably connected to one end of the tensioner arm, a Y-axis adjustment assembly being installed at the other end of the tensioner arm, an X-axis adjustment assembly being installed on the Y-axis adjustment assembly, a tensioner shaft being installed on the X-axis adjustment assembly, a tensioner shaft being rotatably installed on the tensioner shaft, the other end of the tensioner arm being hinged to one end of the angle adjustment assembly, and the other end of the angle adjustment assembly being hinged to the other end of the groove.

[0006] Preferably, the Y-axis adjustment assembly includes a first slider, the first slider is fixedly connected to the piston rod of the first cylinder, the first cylinder is mounted on the first side plate, and first guide sleeves are mounted on both sides of the first slider.

[0007] Preferably, the first guide sleeve is mounted on the first guide rod, both ends of the first guide rod are respectively mounted on two first side plates, the two first side plates are respectively mounted on both sides of the first bottom plate, and the first bottom plate is mounted on the other end of the tensioner arm.

[0008] Preferably, the X-axis adjustment assembly includes a second slider, a tensioner shaft is installed on the second slider, the second slider is fixedly connected to the piston rod of the second cylinder, the second cylinder is installed on the second side plate, and second guide sleeves are installed on both sides of the second slider.

[0009] Preferably, the second guide sleeve is mounted on the second guide rod, both ends of the second guide rod are respectively mounted on two second side plates, the two second side plates are respectively mounted on both sides of the second bottom plate, and the second bottom plate is mounted on the top of the first slider.

[0010] Preferably, an elastic pad is installed on the tensioner, and the elastic pad is a ring structure. A plurality of pressure sensors are installed on the tensioner, and the pressure sensors are embedded in the elastic pad. The heads of the pressure sensors are close to the outer circumference of the elastic pad, and the pressure sensors are electrically connected to the controller.

[0011] Preferably, the angle adjustment assembly includes an electric telescopic rod, one end of the electric telescopic rod is hinged to the other end of the groove through a hinge seat, and the other end of the electric telescopic rod is hinged to the tensioner arm.

[0012] Compared with the existing technology, the technical solution provided by the utility model has at least the following technical effects or advantages:

[0013] First, the utility model uses a first cylinder to push the first slider to move along the first guide rod, and the X-axis adjustment assembly, the tensioner shaft and the tensioner also move accordingly, so that the tensioner can be fine-tuned in the Y-axis direction. The second cylinder pushes the second slider to move along the second guide rod, and the tensioner shaft and the tensioner also move accordingly, so that the tensioner can be fine-tuned in the X-axis direction, playing the role of automatically adjusting the belt tension, ensuring that the tensioner can flexibly adjust the belt tension;

[0014] Second, the utility model drives the tensioner arm to swing by extending and retracting the electric telescopic rod, and the Y-axis adjustment component, X-axis adjustment component, tensioner shaft and tensioner also move accordingly, thereby adjusting the tensioner position and compensating for the slack of the belt, so that the belt remains in a tensioned state for a long time.

[0015] 3. The utility model is provided with a pressure sensor to detect the force of the belt against the tensioner pulley. That is, the tensioning force of the tensioner pulley and the belt can be detected in real time through the pressure sensor, making the adjustment of the tensioning force more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1It is a structural diagram of the utility model;

[0018] Figure 2 Schematic diagram of the structure of the Y-axis adjustment component and the X-axis adjustment component in the present invention;

[0019] Figure 3 This is a schematic diagram of the tensioner structure in the utility model.

[0020] In the attached figure:

[0021] 1. Fixed frame; 2. Pulley shaft; 3. Pulley; 4. Groove; 5. Rotating shaft; 6. Tensioner arm; 7. Y-axis adjustment assembly; 8. X-axis adjustment assembly; 9. Tensioner shaft; 10. Tensioner; 11. Angle adjustment assembly; 12. First slider; 13. First cylinder; 14. First side plate; 15. First guide sleeve; 16. First guide rod; 17. First base plate; 18. Second slider; 19. Second cylinder; 20. Second side plate; 21. Second guide sleeve; 22. Second guide rod; 23. Second base plate; 24. Elastic pad; 25. Pressure sensor; 26. Electric telescopic rod; 27. Articulated seat. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-3 As shown, the utility model provides a technical solution: an automatically adjustable automobile tensioner structure, comprising a fixing frame 1, a pulley 3, a tensioner arm 6, a Y-axis adjustment assembly 7, an X-axis adjustment assembly 8, a tensioner 10 and an angle adjustment assembly 11, one end of the fixing frame 1 is mounted with a pulley shaft 2, on which the pulley 3 is rotatably mounted, the other end of the fixing frame 1 is recessed inward to form a groove 4 extending along the length direction of the fixing frame 1, one end of the groove 4 is mounted with a rotating shaft 5, which is rotatably connected to one end of the tensioner arm 6, the other end of the tensioner arm 6 is mounted with a Y-axis adjustment assembly 7, on which the X-axis adjustment assembly 8 is mounted, and on which the tensioner shaft 9 is rotatably mounted, the other end of the tensioner arm 6 is also hinged to one end of the angle adjustment assembly 11, and the other end of the angle adjustment assembly 11 is hinged to the other end of the groove 4.

[0024] The Y-axis adjustment assembly 7 in this embodiment includes a first slider 12, which is fixedly connected to the piston rod of the first cylinder 13. The first cylinder 13 is mounted on the first side plate 14. First guide sleeves 15 are installed on both sides of the first slider 12. The first guide sleeves 15 are sleeved on the first guide rod 16. The two ends of the first guide rod 16 are respectively mounted on the two first side plates 14. The two first side plates 14 are respectively mounted on both sides of the first base plate 17. The first base plate 17 is mounted on the other end of the tensioner arm 6.

[0025] The X-axis adjustment assembly 8 in this embodiment includes a second slider 18, a tensioner shaft 9 is installed on the second slider 18, the second slider 18 is fixedly connected to the piston rod of the second cylinder 19, the second cylinder 19 is installed on the second side plate 20, and second guide sleeves 21 are installed on both sides of the second slider 18. The second guide sleeve 21 is sleeved on the second guide rod 22, and the two ends of the second guide rod 22 are respectively installed on the two second side plates 20. The two second side plates 20 are respectively installed on both sides of the second base plate 23, and the second base plate 23 is installed on the top of the first slider 12.

[0026] In this embodiment, the tensioner 10 is mounted with an annular elastic pad 24. Multiple pressure sensors 25 are also mounted on the tensioner 10. These pressure sensors 25 are embedded in the elastic pad 24, with their heads positioned adjacent to the outer circumference of the pad 24. The pressure sensors 25 are electrically connected to a controller, which is in turn electrically connected to the first cylinder 13, the second cylinder 19, and the electric telescopic rod 26. A belt is wound around the tensioner 10 and the pulley 2. The pressure sensors 25 are configured to detect the force exerted by the belt against the tensioner 10. This allows for real-time monitoring of the tensioning force applied by the tensioner 10 belt, enabling more precise adjustment of the tensioning force.

[0027] The angle adjustment assembly 11 in this embodiment includes an electric telescopic rod 26 , one end of which is hinged to the other end of the groove 4 via a hinge seat 27 , and the other end of the electric telescopic rod 26 is hinged to the tensioner arm 6 .

[0028] The working principle of this utility model:

[0029] During the operation of the belt, the tensioning force on the tensioner 10 is monitored in real time through the pressure sensor 25. When the tensioning force is low, the pressure on the pressure sensor 25 is reduced to generate an analog signal, which is output to the controller. The controller generates a digital signal after processing to control the first cylinder 13, the second cylinder 19 and the electric telescopic rod 26 to work. The first cylinder 13 pushes the first slider 12 to move along the first guide rod 16, and the X-axis adjustment component 8, the tensioner shaft 9 and the tensioner 10 also move with it, so that the tensioner 10 can be fine-tuned in the Y-axis direction. The second cylinder 19 pushes the second slider 18 to move along the second guide rod 22, and the tensioner shaft 9 and the tensioner 10 also move, so that the tensioner 10 can be fine-tuned in the X-axis direction, which plays a role in automatically adjusting the belt tension, ensuring that the tensioner 10 can flexibly adjust the belt tension, and the electric telescopic rod 26 is extended and retracted to drive the tensioner arm 6 to swing, and the Y-axis adjustment component 7, the X-axis adjustment component 8, the tensioner shaft 9 and the tensioner 10 also move, so as to adjust the position of the tensioner 10, compensate for the slack of the belt, and keep the belt in a tensioned state for a long time.

[0030] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatically adjustable automobile tensioner structure, characterized by: The invention comprises a fixed frame (1), a pulley (3), a tensioner arm (6), a Y-axis adjustment component (7), an X-axis adjustment component (8), a tensioner (10) and an angle adjustment component (11); a pulley shaft (2) is installed at one end of the fixed frame (1); a pulley (3) is rotatably installed on the pulley shaft (2); the other end of the fixed frame (1) is inwardly recessed to form a groove (4) extending along the length direction of the fixed frame (1); a rotating shaft (5) is installed at one end of the groove (4); the rotating shaft (5) ) is rotatably connected to one end of the tensioner arm (6); the other end of the tensioner arm (6) is equipped with a Y-axis adjustment assembly (7); the Y-axis adjustment assembly (7) is equipped with an X-axis adjustment assembly (8); the X-axis adjustment assembly (8) is equipped with a tensioner shaft (9); the tensioner shaft (9) is rotatably equipped with a tensioner (10); the other end of the tensioner arm (6) is also hinged to one end of the angle adjustment assembly (11); the other end of the angle adjustment assembly (11) is hinged to the other end of the groove (4).

2. The automatically adjustable automobile tensioner structure according to claim 1, characterized in that: The Y-axis adjustment assembly (7) includes a first slider (12), the first slider (12) is fixedly connected to the piston rod of the first cylinder (13), the first cylinder (13) is mounted on the first side plate (14), and first guide sleeves (15) are mounted on both sides of the first slider (12).

3. The automatically adjustable automobile tensioner structure according to claim 2, characterized in that: The first guide sleeve (15) is sleeved on the first guide rod (16), the two ends of the first guide rod (16) are respectively mounted on the two first side plates (14), the two first side plates (14) are respectively mounted on the two sides of the first bottom plate (17), and the first bottom plate (17) is mounted on the other end of the tensioner arm (6).

4. The automatically adjustable automobile tensioner structure according to claim 1, characterized in that: The X-axis adjustment assembly (8) includes a second slider (18), a tensioner shaft (9) is mounted on the second slider (18), the second slider (18) is fixedly connected to the piston rod of a second cylinder (19), the second cylinder (19) is mounted on a second side plate (20), and second guide sleeves (21) are mounted on both sides of the second slider (18).

5. The automatically adjustable automobile tensioner structure according to claim 4, characterized in that: The second guide sleeve (21) is sleeved on the second guide rod (22), the two ends of the second guide rod (22) are respectively mounted on two second side plates (20), the two second side plates (20) are respectively mounted on both sides of the second bottom plate (23), and the second bottom plate (23) is mounted on the top of the first slider (12).

6. The automatically adjustable automobile tensioner structure according to claim 1, characterized in that: The tensioner (10) is provided with an elastic pad (24) having an annular structure. A plurality of pressure sensors (25) are provided on the tensioner (10). The pressure sensors (25) are embedded in the elastic pad (24). The heads of the pressure sensors (25) are close to the outer circumferential surface of the elastic pad (24). The pressure sensors (25) are electrically connected to a controller.

7. The automatically adjustable automobile tensioner structure according to claim 1, characterized in that: The angle adjustment assembly (11) comprises an electric telescopic rod (26), one end of which is hinged to the other end of the groove (4) via a hinge seat (27), and the other end of which is hinged to the tensioner arm (6).

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