Mechanical arm suitable for rapid operation of fan hydraulic station
By designing a robotic arm suitable for wind turbine hydraulic stations, multi-angle movement and automated clamping were achieved, solving the problem of low safety during manual operation of wind turbine hydraulic stations and improving operational safety and efficiency.
Patent Information
- Application Number
- CN202423303811.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-09
- Estimated Expiration
- 2034-12-31
AI Technical Summary
The operation of existing wind turbine hydraulic stations suffers from problems such as low safety due to manual operation, harsh environment, and susceptibility to accidents.
A robotic arm suitable for wind turbine hydraulic stations was designed, including a large rotating arm, a small rotating arm, a clamping seat, a sliding table, a first clamp, and a second clamp. It achieves multi-angle movement and clamping operations through motor drive, thereby improving the degree of automation.
It increases the level of automation in operations, reduces safety risks, improves work efficiency, and reduces the safety hazards of manual operation.
Smart Images
Figure CN223777202U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to automation equipment, concretely is a kind of mechanical arm suitable for quick operation of fan hydraulic station. BACKGROUND
[0002] Fan hydraulic station is the facility for providing power to the various hydraulic devices of wind turbine, to ensure the normal operation of wind turbine generator unit. In the prior art, the operation of fan hydraulic station: such as the opening and closing of hydraulic lock, the pressure of mechanical lock (bleed) is generally manually operated. The working environment is poor during operation, the hydraulic station vibrates and the noise is loud, and high-pressure oil splashing is also likely to occur, causing safety accidents and harming the health of operation and maintenance personnel. SUMMARY
[0003] The technical problem to be solved by the utility model is to provide a mechanical arm with high automation degree and improved safety of operator.
[0004] The technical scheme for solving the above technical problem is as follows: a kind of mechanical arm suitable for quick operation of fan hydraulic station, including big rotary arm, the big rotary arm one end is hinged with small rotary arm, the small rotary arm is fixed with clamping seat at the end away from the big rotary arm, the clamping seat is fixed with sliding table on the side away from the small rotary arm, first clamp and second clamp are oppositely arranged on the sliding table and slide relative to each other.
[0005] First shaft is rotatably installed on the side wall of the clamping seat, the axis of the first shaft is perpendicular to the length direction of the sliding table, rotating rod is fixed on the first shaft, the two ends of the rotating rod are respectively hinged with one end of first connecting rod and second connecting rod, the other end of the first connecting rod is hinged with the first clamp, and the other end of the second connecting rod is hinged with the second clamp.
[0006] The utility model has the advantages that: the big rotary arm cooperates with the small rotary arm to realize multi-angle movement, the first clamp and the second clamp are driven to open and close by the first shaft, the structure is simple, the action is synchronous, the automation degree is improved, the safety risk of operation and maintenance personnel operating fan hydraulic station is reduced, and the work efficiency is improved.
[0007] On the basis of the above technical scheme, the utility model can also be improved as follows.
[0008] Further, it further includes telescopic rod, the telescopic end of the telescopic rod is fixed with first motor, the output shaft axis of the first motor is perpendicular to the telescopic direction of the telescopic rod, and the one end of the big rotary arm away from the small rotary arm is fixedly connected with the output shaft of the first motor.
[0009] The beneficial effects of the above further scheme are that: the telescopic rod can drive the big rotary arm and the small rotary arm to move back and forth, change the spatial position, and improve the flexibility.
[0010] Further, the large rotating arm comprises two first arm plates parallel to each other, one end of each of the two first arm plates is hingedly connected to the small rotating arm, one end of one of the first arm plates is fixedly connected to the output shaft of the first motor, and one end of the other first arm plate is hingedly connected to the outer wall of the first motor.
[0011] The beneficial effect of the above further scheme is that the first arm plates are driven to swing by the first motor, and the two first arm plates form a frame structure, thereby improving the connection stability.
[0012] Further, the small rotating arm comprises two second arm plates parallel to each other, one end of each of the two second arm plates is hingedly connected to one end of the two first arm plates away from the first motor, and the other end of each of the two second arm plates is fixedly connected to the clamping seat.
[0013] The beneficial effect of the above further scheme is that the two second arm plates form a frame structure, thereby improving the connection stability.
[0014] Further, a second motor is fixedly arranged on any one of the first arm plates, and the output shaft of the second motor is fixedly connected to the second arm plate on the same side.
[0015] The beneficial effect of the above further scheme is that the second arm plates are driven to swing by the second motor.
[0016] Further, a pin shaft is rotatably connected between the two second arm plates.
[0017] The beneficial effect of the above further scheme is that the two second arm plates are relatively fixed, and the synchronization and stability during swinging are ensured.
[0018] Further, a third motor is fixedly installed on the clamping seat, and the output shaft of the third motor is fixedly connected to the first rotating shaft.
[0019] The beneficial effect of the above further scheme is that the first rotating shaft is controlled to rotate by the third motor, thereby driving the first clamp and the second clamp to open and close, and the degree of automation is high.
[0020] Further, the telescopic rod is an electric telescopic rod.
[0021] The beneficial effect of the above further scheme is that the telescopic rod is controlled by the circuit, and the degree of automation is high.
[0022] Further, the first clamp and the second clamp are provided with concave-convex patterns on the opposite sides.
[0023] The beneficial effect of the above further scheme is that the friction force of the clamping surface is increased, and the clamping stability is improved.
[0024] Furthermore, both the first clamp and the second clamp have perforated holes.
[0025] The beneficial effects of adopting the above-mentioned further solution are: reducing the weight of the first and second clamps and reducing the energy consumption required for driving. Attached Figure Description
[0026] Fig. 1 This is a schematic diagram of the clamping seat of this utility model.
[0027] Fig. 2 This is a schematic diagram of the overall design of this utility model.
[0028] The attached diagram lists the components represented by each number as follows:
[0029] 1. Large swing arm; 2. Small swing arm; 3. Clamping seat; 4. Sliding table; 5. First clamp; 6. Second clamp; 7. First rotating shaft; 8. Rotating rod; 9. First connecting rod; 10. Second connecting rod; 11. Telescopic rod; 12. First motor; 13. Second motor; 14. Third motor;
[0030] 101. First arm plate;
[0031] 201. Second arm plate; 202. Pin. Detailed Implementation
[0032] The principles and features of this utility model are described below with reference to the accompanying drawings. The examples given are only for explaining this utility model and are not intended to limit the scope of this utility model.
[0033] Example 1
[0034] like Figs. 1-2 As shown, a robotic arm suitable for rapid operation of a wind turbine hydraulic station includes a large rotating arm 1, a small rotating arm 2 hinged to one end of the large rotating arm 1, a clamping seat 3 fixedly provided at the end of the small rotating arm 2 away from the large rotating arm 1, a sliding table 4 fixedly provided on the side of the clamping seat 3 away from the small rotating arm 2, and a first clamp 5 and a second clamp 6 slidably arranged on the sliding table 4.
[0035] A first rotating shaft 7 is rotatably mounted on the side wall of the clamping seat 3. The axis of the first rotating shaft 7 is perpendicular to the length direction of the sliding table 4. A rotating rod 8 is fixedly mounted on the first rotating shaft 7. One end of a first connecting rod 9 and one end of a second connecting rod 10 are respectively hinged to both ends of the rotating rod 8. The other end of the first connecting rod 9 is hinged to the first clamp 5, and the other end of the second connecting rod 10 is hinged to the second clamp 6.
[0036] The beneficial effects of this embodiment are: the large rotating arm 1, together with the small rotating arm 2, can achieve multi-angle movement; the first clamp 5 and the second clamp 6 are driven to open and close through the first rotating shaft 7; the structure is simple, the actions are synchronized, the degree of automation is improved, the safety risks of operation and maintenance personnel when operating the wind turbine hydraulic station are reduced, and the work efficiency is improved.
[0037] In this embodiment, when the large rotating arm 1 rotates, it drives the small rotating arm 2 and the clamping seat 3 to move. The small rotating arm 2 can also rotate independently, driving the clamping seat 3 to move, so as to achieve clamping at any position within the rotation trajectory.
[0038] Specifically, when clamping is required, the first rotating shaft 7 drives the rotating rod 8 to rotate, and the two ends of the rotating rod 8 pull the first connecting rod 9 and the second connecting rod 10 closer to each other. The first connecting rod 9 pulls the first clamp 5 to slide, and the second connecting rod 10 pulls the second clamp 6 to slide, so that the first clamp 5 and the second clamp 6 move closer to the middle of the sliding table 4 at the same time to complete the clamping.
[0039] When it is necessary to release, the first rotating shaft 7 drives the rotating rod 8 to rotate in the opposite direction, driving the first clamp 5 and the second clamp 6 to move away from each other.
[0040] In addition, the use of a sliding table 4 ensures high synchronization of the first clamp 5 and the second clamp 6, and the two clamping surfaces are always parallel to each other, resulting in stable clamping.
[0041] When disassembly and replacement are required, simply remove the first connecting rod 9 and the second connecting rod 10, and the first clamp 5 and the second clamp 6 can slide out from both ends of the sliding table 4, making replacement convenient.
[0042] In addition, the first link 9 and the second link 10 are designed with arcs, which can fit more closely to the rotating rod 8 when they are retracted inward, resulting in a more compact structure.
[0043] Example 2
[0044] like Figs. 1-2 As shown, preferably, based on embodiment 1, it further includes a telescopic rod 11, and a first motor 12 is fixedly provided at the telescopic end of the telescopic rod 11. The output shaft axis of the first motor 12 is perpendicular to the telescopic direction of the telescopic rod 11, and the end of the large rotating arm 1 away from the small rotating arm 2 is fixedly connected to the output shaft of the first motor 12.
[0045] Preferably, the telescopic rod 11 is an electric telescopic rod.
[0046] The beneficial effect of adopting the preferred solution in the above embodiments is that the telescopic rod 11 can drive the large rotating arm 1 and the small rotating arm 2 to move back and forth, change the spatial position, and improve the flexibility.
[0047] In this embodiment, the telescopic rod 11 is an electric telescopic rod, which includes a housing, a push rod and a permanent magnet motor. The permanent magnet motor rotates to drive the push rod to extend or retract.
[0048] As a parallel technical solution in this embodiment, the telescopic rod 11 can also be replaced by a slide rail and a slider. The first motor 12 is fixedly installed on the slider, and the slider slides on the slide rail to change its spatial position.
[0049] Example 3
[0050] like Figs. 1-2 As shown, preferably, based on embodiments 1-2, the large rotating arm 1 includes two parallel first arm plates 101. One end of each of the two first arm plates 101 is hinged to the small rotating arm 2. The other end of one first arm plate 101 is fixedly connected to the output shaft of the first motor 12, and the other end of the other first arm plate 101 is hinged to the outer wall of the first motor 12.
[0051] Preferably, the small rotating arm 2 includes two parallel second arm plates 201. One end of each of the two second arm plates 201 is hinged to the end of each of the two first arm plates 101 away from the first motor 12, and the other end of each of the two second arm plates 201 is fixedly connected to the clamping seat 3.
[0052] Preferably, a second motor 13 is fixedly provided on any of the first arm plates 101, and the output shaft of the second motor 13 is fixedly connected to the second arm plate 201 on the same side.
[0053] Preferably, a pin 202 is rotatably connected between the two second arm plates 201.
[0054] In this embodiment, the first arm plate 101 is driven to swing by the first motor 12, and the second arm plate 201 is driven to swing by the second motor 13, so as to achieve multi-angle adjustment.
[0055] The two first arm plates 101 and the two second arm plates 201 form a frame structure, which improves the connection stability.
[0056] Example 4
[0057] like Figs. 1-2 As shown, preferably, based on embodiments 1-3, a third motor 14 is fixedly installed on the clamping seat 3, and the output shaft of the third motor 14 is fixedly connected to the first rotating shaft 7.
[0058] The advantages of the preferred solution in the above embodiments are: the first rotating shaft 7 is controlled to rotate by the third motor 14, which in turn drives the opening and closing of the first clamp 5 and the second clamp 6, resulting in a high degree of automation.
[0059] Example 5
[0060] As Figs. 1-2 shown, preferably, on the basis of embodiments 1-4, the first clamp 5 and the second clamp 6 are provided with concave-convex patterns on the opposite sides.
[0061] Preferably, the first clamp 5 and the second clamp 6 are both provided with hollow holes.
[0062] In this embodiment, the concave-convex pattern can increase the friction of the clamping surface and improve the clamping stability.
[0063] The first clamp 5 and the second clamp 6 are provided with a plurality of hollow holes on the side walls, which can reduce the weight and energy consumption during driving.
[0064] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship shown in the drawings, and are only used for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0065] In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.
[0066] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship of two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0067] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.
[0068] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or features of different embodiments or examples described in the present application without contradiction.
[0069] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limiting the present application, and those skilled in the art can change, modify, replace and modify the above embodiments within the scope of the present application.
Claims
1. A mechanical arm suitable for quick operation of a hydraulic station of a fan, characterized in that, The utility model provides a double -sided clamping device, including big rotary arm (1), one end of big rotary arm (1) is hinged with small rotary arm (2), small rotary arm (2) is fixed with clamping seat (3) away from one end of big rotary arm (1), the one side of clamping seat (3) away from small rotary arm (2) is fixed with sliding table (4), first clamp (5) and second clamp (6) are provided with on sliding table (4) relative sliding, First rotary shaft (7) is rotatably installed on the lateral wall of clamping seat (3), the axis of first rotary shaft (7) is perpendicular to the length direction of sliding table (4), rotating rod (8) is fixedly arranged on first rotary shaft (7), and the two ends of rotating rod (8) are respectively hinged with one end of first connecting rod (9) and second connecting rod (10), the other end of first connecting rod (9) is hinged with first clamp (5), and the other end of second connecting rod (10) is hinged with second clamp (6).
2. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 1, characterized in that, It also includes a telescopic rod (11), the telescopic end of the telescopic rod (11) is fixedly provided with a first motor (12), the output shaft axis of the first motor (12) is perpendicular to the telescopic direction of the telescopic rod (11), and the output shaft of the first motor (12) is fixedly connected with the end of the big rotary arm (1) away from the small rotary arm (2).
3. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 2, characterized in that, The big rotary arm (1) includes two first arm plates (101) parallel to each other, one end of each of the two first arm plates (101) is hinged with the small rotary arm (2), one end of one of the first arm plates (101) is fixedly connected with the output shaft of the first motor (12), and the other end of the other first arm plate (101) is hinged with the outer wall of the first motor (12).
4. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 3, characterized in that, The small rotary arm (2) includes two second arm plates (201) parallel to each other, one end of each of the two second arm plates (201) is hinged with one end of each of the two first arm plates (101) away from the first motor (12), and the other end of each of the two second arm plates (201) is fixedly connected with the clamping seat (3).
5. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 4, characterized in that, A second motor (13) is fixedly arranged on any one of the first arm plates (101), and the output shaft of the second motor (13) is fixedly connected with the second arm plate (201) on the same side.
6. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 4, characterized in that, A pin shaft (202) is rotatably connected between the two second arm plates (201).
7. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 1, characterized in that, A third motor (14) is fixedly installed on the clamping seat (3), and the output shaft of the third motor (14) is fixedly connected with the first rotary shaft (7).
8. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to claim 2, characterized in that, The telescopic rod (11) is an electric telescopic rod.
9. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to any one of claims 1 to 8, characterized in that, The opposite sides of the first clamp (5) and the second clamp (6) are provided with concave-convex patterns.
10. The mechanical arm suitable for quick operation of the hydraulic station of the fan according to any one of claims 1 to 8, characterized in that, Hollow holes are formed in the first clamp (5) and the second clamp (6).