Photovoltaic profile bearing structure with limiting structure
By designing a limiting structure and combining components for photovoltaic profile bearings, the problems of inaccurate rotation and easy damage of photovoltaic bearings have been solved, achieving accurate positioning, adaptability to different shapes, and shock absorption and anti-slip effects.
Patent Information
- Application Number
- CN202423318336.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-11-04
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Existing photovoltaic bearings lack a limiting structure, resulting in inaccurate steering and easy damage.
A bearing for photovoltaic profiles with a limiting structure was designed, including a limiting structure, arbitrary size clamping function and shock absorption and anti-slip function. The limiting, clamping and shock absorption effects are achieved by combining components such as semi-arc baffle, spring, ball, screw and rubber hemisphere.
It achieves accurate positioning of photovoltaic bearings, prevents damage from excessive speed, adapts to spindles of different shapes and sizes, and has shock absorption and anti-slip functions.
Smart Images
Figure CN223511330U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to mechanical engineering technical field, concretely is bearing structure for photovoltaic section bar with limiting structure. BACKGROUND
[0002] Mechanical engineering technology covers a wide range, including mechanical design, manufacturing, automation and many other aspects, bearing is one of the professional subdivision, bearing is the fixed and reduced load friction coefficient part in the process of mechanical transmission, and photovoltaic bearing is mainly used for supporting and rotating the key components of solar energy equipment, such as solar cell panel support, tracking system, light adjuster and cleaning equipment etc. They can ensure that the solar cell panel is accurately turned and angle adjusted under the light condition to maximize the absorption of solar energy, thereby improving the power generation efficiency, so the bearing needs to have a certain limiting structure to ensure the accuracy of turning and avoid the damage of bearing overspeed, but there are few photovoltaic special limiting bearings on the market at present.
[0003] Now, a new type of bearing structure for photovoltaic section bar with limiting structure is proposed to solve the above problems. CONTENT OF THE UTILITY MODEL
[0004] The utility model aims at providing a bearing structure for photovoltaic section bar with limiting structure to solve the problem of being unable to limit in the background technology.
[0005] To achieve the above object, the utility model provides the following technical scheme: a bearing structure for photovoltaic section bar with limiting structure, including base, the left and right ends of base are fixedly connected with fixed screw, the top of fixed screw is fixedly connected with nut, the top of base is fixedly connected with bearing sleeve, the inside of bearing sleeve is fixedly connected with round rail, the inner ring of round rail is fixedly connected with bearing inner ring, the middle position in the inside of bearing inner ring is equipped with square hole, the bottom of the inside of round rail is fixedly connected with limiting structure.
[0006] The limiting structure includes half-arc baffle, the half-arc baffle is fixedly connected to the bottom of round rail, the top of round rail is fixedly connected with multiple groups of semicircular grooves, the semicircular grooves are fixedly connected with arc convex plates between every two, the left side in the inside of bearing inner ring is fixedly connected with square groove, the inside of square groove is fixedly connected with spring, the left side of spring is fixedly connected with spherical ball.
[0007] As a further technical scheme of the utility model, the shape size of the inside of round rail is consistent with the shape size of the outside of bearing inner ring, the bearing inner ring can rotate along the inside of round rail, the shape size of the bottom of semicircular groove is consistent with the shape size of the top of spherical ball.
[0008] As a further technical scheme of the utility model, the vertical center line of the square hole coincides with the vertical center line of the bearing sleeve and the bearing inner ring, and the horizontal plane where the front end and the rear end of the semicircular baffle are located coincides with the horizontal plane where the front end and the rear end inside the circular rail are located.
[0009] As a further technical scheme of the utility model, the vertical center line of the square hole coincides with the vertical center line of the bearing sleeve and the bearing inner ring, and the horizontal plane where the front end and the rear end of the semicircular baffle are located coincides with the horizontal plane where the front end and the rear end inside the circular rail are located.
[0010] As a further technical scheme of the utility model, the top of the front end of the bearing inner ring is provided with a first long hole, the bottom of the front end of the bearing inner ring is provided with a second long hole, the inside of the first long hole is provided with a first screw rod, the inside of the second long hole is provided with a second screw rod, the periphery of the first screw rod is movably connected with a first nut, the periphery of the second screw rod is movably connected with a second nut, the rear end of the first screw rod is fixedly connected with a first clamping plate, the rear end of the second screw rod is fixedly connected with a second clamping plate, one end of the first clamping plate and the second clamping plate close to the square hole is fixedly connected with a V-shaped head, and the top end and the bottom end of the square hole are provided with long grooves.
[0011] As a further technical scheme of the utility model, the shape and size of the outside of the first clamping plate and the second clamping plate are consistent with the shape and size of the inside of the long groove, the shape and size of the outside of the first screw rod are consistent with the shape and size of the inside of the first long hole, the first screw rod can move up and down along the inside of the first long hole, the shape and size of the outside of the second screw rod are consistent with the shape and size of the inside of the second long hole, the second screw rod can move up and down along the inside of the second long hole, the horizontal plane where the rear end of the first nut and the second nut is located is consistent with the horizontal plane where the front end of the bearing inner ring is located, and the diameter of the first nut and the second nut is greater than the diameter of the first long hole and the second long hole.
[0012] As a further technical scheme of the utility model, the left side and the right side of the square hole are fixedly connected with two groups of non-woven fabric substrate double-faced adhesive tapes, one side of the non-woven fabric substrate double-faced adhesive tape close to the first long hole is fixedly connected with a rubber strip, and one side of the non-woven fabric substrate double-faced adhesive tape close to the first long hole is fixedly connected with a plurality of groups of rubber hemispheres.
[0013] As a further technical scheme of the utility model, the rubber hemispheres are arranged at equal intervals, and the non-woven fabric substrate double-faced adhesive tape is bonded with the rubber strip.
[0014] Compared with the prior art, the utility model has the beneficial effects that the bearing structure of the photovoltaic profile with the limiting structure not only realizes the limiting function, but also realizes the arbitrary size clamping function and the shock absorption and anti-skid function.
[0015] (1) by setting bearing inner race, square hole, half-arc baffle and spring, in use, the photovoltaic spindle is inserted into the square hole, and is clamped and fixed by the first clamping plate and the second clamping plate, then the bearing inner race is adjusted to rotate, the bearing inner race rotates, and the ball rotates along the top end of the circular rail at the same time, when the ball rotates to the position of the semicircular groove, the spring is pulled, the ball is clamped into the semicircular groove and fixed, when passing through the arc convex plate, the spring is retracted and can rotate left and right, and stops after moving to the top end of the half-arc baffle, the setting of the ball and the spring can adjust the stop position at will, meanwhile, the setting of the half-arc baffle limits the movement range of the ball, and the limiting function is realized;
[0016] (2) by setting the first screw rod, the first screw nut and the first clamping plate, in use, because the size and shape of the photovoltaic spindle are mostly different, in order to adapt to different sizes and shapes, the spindle is inserted into the square hole, the first screw nut is screwed forward, the bearing inner race is separated, the first screw rod and the first clamping plate are pushed downward, the second screw rod is screwed forward, the bearing inner race is separated, the second screw rod and the second screw nut are pushed upward, the spindle is clamped, the first screw nut and the second screw nut are screwed backward again, the bearing inner race is tightly combined, the positions of the first clamping plate and the second clamping plate are fixed, meanwhile, because of the shape characteristics of the V-shaped head, the spindle with any shape such as a circular shape, an octagonal shape and a rhombic shape can be simultaneously adapted, and the clamping function of any size is realized;
[0017] (3) by setting the non-woven fabric substrate double-sided adhesive tape, the rubber strip and the rubber hemisphere, in use, the spindle is inserted into the square hole, the first clamping plate and the second clamping plate are clamped and fastened, the friction between the spindle and the square hole is increased through the rubber hemisphere, the spindle can be prevented from sliding, vibration and impact force generated during rotation can be also buffered, if the rubber strip is directly removed from the surface of the non-woven fabric substrate double-sided adhesive tape, the shock absorption and anti-skid functions are realized. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a front view structural schematic diagram of the utility model;
[0019] Figure 2 It is a bearing inner race rotating state front view sectional structure schematic diagram of the utility model;
[0020] Figure 3 It is a first clamping plate and second clamping plate moving state side view and front view local enlarged structure schematic diagram of the utility model;
[0021] Figure 4 It is a rubber strip side view and V-shaped head bottom view enlarged structure schematic diagram of the utility model.
[0022] In the diagram: 1. Base; 2. Fixing screw; 3. Nut; 4. Bearing sleeve; 5. Round rail; 6. Bearing inner ring; 7. Square hole; 8. Semi-arc baffle; 9. Semi-circular groove; 10. Arc-shaped convex plate; 11. Square groove; 12. Spring; 13. Sphere; 14. First elongated hole; 15. Second elongated hole; 16. First screw; 17. Second screw; 18. First nut; 19. Second nut; 20. First clamping plate; 21. Second clamping plate; 22. V-shaped head; 23. Long groove; 24. Non-woven fabric substrate double-sided adhesive; 25. Rubber strip; 26. Rubber hemisphere. Detailed Implementation
[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.
[0024] Please see Figures 1-4 An embodiment of this utility model is provided: a bearing structure for photovoltaic profiles with a limiting structure, including a base 1, fixing screws 2 fixedly connected to the left and right ends of the base 1, nuts 3 fixedly connected to the top of the fixing screws 2, a bearing sleeve 4 fixedly connected to the top of the base 1, a circular rail 5 fixedly connected inside the bearing sleeve 4, a bearing inner ring 6 fixedly connected to the inner ring of the circular rail 5, a square hole 7 opened in the middle of the inner ring of the bearing inner ring 6, and a limiting structure fixedly connected to the bottom of the inner ring of the circular rail 5.
[0025] Please see Figures 1-4 A bearing structure for photovoltaic profiles with a limiting structure further includes a limiting structure, which includes a semi-circular baffle 8 fixedly connected to the bottom end of a circular rail 5. Multiple sets of semi-circular grooves 9 are fixedly connected to the top end of the circular rail 5. Arc-shaped protrusions 10 are fixedly connected between each pair of semi-circular grooves 9. A square groove 11 is fixedly connected to the left side of the inner ring 6 of the bearing. A spring 12 is fixedly connected inside the square groove 11. A ball 13 is fixedly connected to the left side of the spring 12. The shape and dimensions inside the circular rail 5 are consistent with the shape and dimensions outside the inner ring 6 of the bearing. The ring 6 can rotate inside the circular rail 5. The shape and size of the bottom of the semi-circular groove 9 are consistent with the shape and size of the top of the ball 13. The vertical center line of the square hole 7 coincides with the vertical center line of the bearing sleeve 4 and the bearing inner ring 6. The horizontal planes where the front and rear ends of the semi-circular baffle 8 are located are consistent with the horizontal planes where the front and rear ends of the circular rail 5 are located. The external shape and size of the spring 12 are consistent with the internal shape and size of the square groove 11. The spring 12 is elastic. The horizontal plane where the front end of the ball 13 is located is consistent with the horizontal plane where the front end of the semi-circular baffle 8 is located. It can be stopped and limited at any angle.
[0026] Specifically, as shown in Figure 1 and Figure 2 shown, in use, the photovoltaic main shaft is inserted into the square hole 7, and the first clamping plate 20 and the second clamping plate 21 are clamped and fixed. After the adjustment of the bearing inner ring 6 is completed, the bearing inner ring 6 is rotated, and the spherical ball 13 is rotated along the top end of the circular rail 5 at the same time. When the spherical ball 13 is rotated to the position of the semicircular groove 9, the spring 12 is pulled, and the spherical ball 13 is clamped into the semicircular groove 9 to be fixed. When passing through the arc-shaped convex plate 10, the spring 12 is retracted and can be rotated left and right. After moving to the top end of the semicircular baffle 8, it stops. Through the arrangement of the spherical ball 13 and the spring 12, the stopping position can be adjusted at will, and at the same time, it can prevent damage caused by rapid rotation. At the same time, the semicircular baffle 8 limits the movement range of the spherical ball 13, and can be accurately positioned.
[0027] The top of the front end of the bearing inner ring 6 is provided with a first long hole 14, and the bottom of the front end of the bearing inner ring 6 is provided with a second long hole 15. The inside of the first long hole 14 is provided with a first screw rod 16, and the inside of the second long hole 15 is provided with a second screw rod 17. The periphery of the first screw rod 16 is movably connected with a first nut 18, and the periphery of the second screw rod 17 is movably connected with a second nut 19. The rear end of the first screw rod 16 is fixedly connected with a first clamping plate 20, and the rear end of the second screw rod 17 is fixedly connected with a second clamping plate 21. The first clamping plate 20 and the second clamping plate 21 are fixedly connected with a V-shaped head 22 at one end near the square hole 7. The top and bottom of the square hole 7 is provided with a long groove 23. The shape and size of the outside of the first clamping plate 20 and the second clamping plate 21 are consistent with the shape and size of the inside of the long groove 23. The shape and size of the outside of the first screw rod 16 are consistent with the shape and size of the inside of the first long hole 14, and the first screw rod 16 can move up and down along the inside of the first long hole 14. The shape and size of the outside of the second screw rod 17 are consistent with the shape and size of the inside of the second long hole 15, and the second screw rod 17 can move up and down along the inside of the second long hole 15. The horizontal plane where the rear end of the first nut 18 and the second nut 19 is located is consistent with the horizontal plane where the front end of the bearing inner ring 6 is located. The diameter of the first nut 18 and the second nut 19 is greater than the diameter of the first long hole 14 and the second long hole 15, which can adapt to main shafts of different sizes.
[0028] Specifically, as shown in Figure 1 and Figure 3As shown, when in use, because the sizes and shapes of the photovoltaic main shafts are mostly different, to adapt to different sizes and shapes, the main shaft can be inserted into the square hole 7, then the first nut 18 is screwed forward to separate from the bearing inner ring 6, then the first screw rod 16 and the first clamping plate 20 are pushed downward, then the second screw rod 17 is screwed forward to separate from the bearing inner ring 6, then the second screw rod 17 and the second nut 19 are pushed upward, the main shaft is clamped, then the first nut 18 and the second nut 19 are screwed backward again to tightly adhere to the bearing inner ring 6, at this time, the positions of the first clamping plate 20 and the second clamping plate 21 are fixed, and at the same time, because of the shape characteristics of the V-shaped head 22, the main shafts with any shape such as circular, octagonal, and rhombic can be simultaneously adapted, and the adaptability is high.
[0029] The two groups of non-woven fabric base double-sided adhesive tapes 24 are fixedly connected on the left and right sides of the square hole 7, the non-woven fabric base double-sided adhesive tape 24 is fixedly connected with a rubber strip 25 on one side close to the first long hole 14, and a plurality of rubber hemispheres 26 are fixedly connected on one side of the non-woven fabric base double-sided adhesive tape 24 close to the first long hole 14, the rubber hemispheres 26 are arranged at equal intervals, the non-woven fabric base double-sided adhesive tape 24 is bonded with the rubber strip 25, and the stability is high and the slip resistance is good.
[0030] Specifically, as shown in Figure 1 and Figure 4 shown, when in use, the main shaft is inserted into the square hole 7, then clamped and fastened by the first clamping plate 20 and the second clamping plate 21, then the friction between the main shaft and the square hole 7 is increased by the rubber hemispheres 26 to prevent the main shaft from sliding, and the vibration and impact force generated during rotation can also be damped and buffered, if not needed, the rubber strip 25 can be directly removed from the surface of the non-woven fabric base double-sided adhesive tape 24, the buffer slip resistance is better, and the main shaft is better protected.
[0031] Working principle: the utility model discloses in use, first, in use, insert photovoltaic main shaft into square hole 7, with first clamping plate 20, second clamping plate 21 clamping fixed complete, after adjusting bearing inner race 6 to rotate, bearing inner race 6 rotates, and ball 13 rotates along the top of round rail 5 simultaneously, when ball 13 rotates to the position of semicircular recess 9, spring 12 is up, and ball 13 is fixed in semicircular recess 9, after arc convex plate 10, spring 12 can rotate left and right after shrinking, stop after moving to the top of semicircular baffle 8, through the setting of ball 13 and spring 12 etc. can adjust the stop position simultaneously, can prevent the damage of overspeed caused by rapid rotation, and the setting of semicircular baffle 8 limits the activity range of ball 13, in use, because the size and shape of photovoltaic main shaft are mostly different, to adapt to different shape size, after inserting main shaft into square hole 7, first nut 18 is screwed forward, and after separating from bearing inner race 6, first screw rod 16 and first clamping plate 20 are pushed downward, and then second screw rod 17 is screwed forward, and after separating from bearing inner race 6, second screw rod 17 and second nut 19 are pushed upward, after clamping the main shaft, first nut 18 and second nut 19 are screwed backward again, and are closely combined with bearing inner race 6, at this moment, the position of first clamping plate 20 and second clamping plate 21 is fixed, and because of the shape characteristics of V-shaped head 22, the main shaft of arbitrary shape such as circle, octagon and rhombus can be adapted simultaneously, in use, after inserting the main shaft into square hole 7, through the clamping and fastening of first clamping plate 20 and second clamping plate 21, the friction force between the main shaft and square hole 7 is increased through rubber hemisphere 26, the main shaft can be prevented from sliding, and the vibration and impact force generated during rotation can also be damped and buffered, if not used, the rubber strip 25 can be directly removed from the surface of non-woven fabric substrate double-sided adhesive 24.
[0032] It is apparent for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the utility model. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the involved claims.
Claims
1. Bearing structure for photovoltaic profiles with limit structure, comprising a base (1), characterized by the fact that: The left and right ends of the base (1) are fixedly connected with fixed screws (2), the top ends of the fixed screws (2) are fixedly connected with nuts (3), the top end of the base (1) is fixedly connected with a bearing sleeve (4), the inside of the bearing sleeve (4) is fixedly connected with a circular rail (5), the inner ring of the circular rail (5) is fixedly connected with a bearing inner ring (6), a square hole (7) is arranged at the middle position of the inside of the bearing inner ring (6), and the bottom end of the inside of the circular rail (5) is fixedly connected with a limiting structure. The limiting structure comprises a semicircular baffle (8), the semicircular baffle (8) is fixedly connected to the bottom end of the circular rail (5), a plurality of semicircular grooves (9) are fixedly connected to the top end of the circular rail (5), the semicircular grooves (9) are fixedly connected with arc convex plates (10) between every two, the left side of the inside of the bearing inner ring (6) is fixedly connected with a square groove (11), the inside of the square groove (11) is fixedly connected with a spring (12), and the left side of the spring (12) is fixedly connected with a spherical ball (13).
2. A bearing structure for photovoltaic profiles with a limiting structure according to claim 1, characterized in that: The shape and size of the inside of the circular rail (5) are consistent with those of the outside of the bearing inner ring (6), the bearing inner ring (6) can rotate along the inside of the circular rail (5), and the shape and size of the bottom of the semicircular groove (9) are consistent with those of the top of the spherical ball (13).
3. A bearing structure for photovoltaic profiles with a limiting structure according to claim 1, characterized in that: The vertical center line of the square hole (7) coincides with the vertical center lines of the bearing sleeve (4) and the bearing inner ring (6), and the horizontal planes where the front end and the rear end of the semicircular baffle (8) are located are consistent with the horizontal planes where the front inside and the rear inside of the circular rail (5) are located.
4. A bearing structure for photovoltaic profiles with limit structure according to claim 1, characterized in that: The shape and size of the outside of the spring (12) are consistent with those of the inside of the square groove (11), the spring (12) has elasticity, and the horizontal plane where the front end of the spherical ball (13) is located is consistent with the horizontal plane where the front end of the semicircular baffle (8) is located.
5. A bearing structure for photovoltaic profiles with limit structure according to claim 1, characterized in that: A first long hole (14) is arranged at the top of the front end of the bearing inner ring (6), a second long hole (15) is arranged at the bottom of the front end of the bearing inner ring (6), a first screw rod (16) is arranged in the inside of the first long hole (14), a second screw rod (17) is arranged in the inside of the second long hole (15), a first nut (18) is movably connected to the periphery of the first screw rod (16), a second nut (19) is movably connected to the periphery of the second screw rod (17), a first clamping plate (20) is fixedly connected to the rear end of the first screw rod (16), a second clamping plate (21) is fixedly connected to the rear end of the second screw rod (17), a V-shaped head (22) is fixedly connected to one end of the first clamping plate (20) and the second clamping plate (21) near the square hole (7), and long grooves (23) are arranged at the top end and the bottom end of the square hole (7).
6. A bearing structure for a photovoltaic profile with a limiting structure according to claim 5, characterized in that: The shape and size of the outside of the first and second clamping plates (20) and (21) are consistent with the shape and size of the inside of the long slot (23), the shape and size of the outside of the first screw rod (16) are consistent with the shape and size of the inside of the first long hole (14), the first screw rod (16) can move up and down along the inside of the first long hole (14), the shape and size of the outside of the second screw rod (17) are consistent with the shape and size of the inside of the second long hole (15), the second screw rod (17) can move up and down along the inside of the second long hole (15), the horizontal plane where the rear end of the first and second nuts (18) and (19) is located is consistent with the horizontal plane where the front end of the bearing inner ring (6) is located, the diameter of the first and second nuts (18) and (19) is greater than the diameter of the first and second long holes (14) and (15).
7. A bearing structure for photovoltaic profiles with limit structure according to claim 1, characterized in that: The left and right sides of the square hole (7) are fixedly connected with two groups of non-woven fabric base double-sided adhesive tapes (24), one side of the non-woven fabric base double-sided adhesive tape (24) near the first long hole (14) is fixedly connected with a rubber strip (25), and one side of the non-woven fabric base double-sided adhesive tape (24) near the first long hole (14) is fixedly connected with multiple groups of rubber hemispheres (26).
8. A bearing structure for a photovoltaic profile with a limiting structure according to claim 7, characterized in that: The rubber hemispheres (26) are arranged at equal intervals, and the non-woven fabric base double-sided adhesive tape (24) is bonded with the rubber strip (25).