Cable twisting sensor protection device and wind generating set
A protective cover and mounting plate design for wind turbine sensors addresses exposure issues, enhancing stability and extending sensor lifespan by shielding from external harm.
Patent Information
- Application Number
- CN202422072006.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-26
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2034-08-26
AI Technical Summary
The torsion cable sensors of existing wind turbines lack external protection and are susceptible to personnel trampling and external foreign objects, resulting in permanent damage or temporary failure of the sensor, affecting normal operation and service life.
A torsion cable sensor protection device is designed, including a protective cover and a fixing plate, which is connected to the nacelle fixing plate through a fixing plate, protecting the torsion cable sensor and its cables, and preventing external damage and foreign objects from entering.
It improves the stability and service life of torsion cable sensors, reduces the risk of damage to components and parts, and extends the overall service life of wind turbines.
Smart Images
Figure CN223110310U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sensor protection, in particular to a protection device for a cable-twisting sensor and a wind turbine generator set. Background Technique
[0002] At present, the cable-twisting sensors of the same type of wind turbine generator sets are not provided with an external protection structure. The staff directly place the sensors into the grooves of the fixed plates in the nacelle. This operation mode has certain risks. Due to the position, it is extremely easy to be stepped on, damaged by personnel, and foreign objects enter from the outside. To a certain extent, it will cause permanent damage or temporary failure of the sensors, seriously affecting the normal operation of the sensors and the units, and accelerating the aging of the sensors and reducing their service life.
[0003] Therefore, a protection device for a cable-twisting sensor and a wind turbine generator set are provided to solve the problems raised in the above background technique. Content of the Utility Model
[0004] The technical problem solved by the utility model is how to improve the service life of the sensor.
[0005] The technical solution for the utility model to solve the above technical problem is as follows: A protection device for a cable-twisting sensor includes a protective cover and a fixed plate. One end of the protective cover has an opening. The fixed plates are symmetrically and fixedly arranged on both sides of the protective cover. The fixed plate has a second through hole. The protective cover has a first through hole. The first through hole is located on the side wall of the protective cover between the two fixed plates. One end of the first through hole extends to communicate with the opening. The protective cover is used to cover the cable-twisting sensor.
[0006] The beneficial effect of the utility model is that the staff can fixedly connect the protective cover with the fixed plate of the nacelle of the wind turbine generator set through the second through hole on the fixed plate of the protective cover. At the same time, the cable-twisting sensor is protected in the cavity of the protective cover, and the cable of the cable-twisting sensor passes through the second through hole. The protection of the cable-twisting sensor and its cable is realized, avoiding the exposure of the cable-twisting sensor and its joints to the outside, being easily damaged by the outside and foreign objects entering during operation, blocking the cable-twisting sensor and making it unable to rotate. The stability and service life of the cable-twisting sensor during use can be improved, and the damage to its components and parts can be reduced.
[0007] On the basis of the above technical solution, the utility model can be further improved as follows.
[0008] Further, the protective cover is a cuboid-shaped cover body.
[0009] Further, the fixed plate is a rectangular plate.
[0010] Further, the end wall of the other end of the first through hole is arc-shaped.
[0011] The beneficial effect of adopting the above further solution is that the cable of the cable twisting sensor can pass through the second through hole, avoiding cable damage.
[0012] Further, the second through hole is a threaded hole.
[0013] The beneficial effect of adopting the above further solution is that it is convenient for the protective cover to be fixedly connected to the nacelle fixing plate by threading.
[0014] Further, a first protective sleeve is sleeved on the outer wall of the protective cover.
[0015] The beneficial effect of adopting the above further solution is that the first protective sleeve can prevent the protective cover from being damaged externally, improving the service life of the protective cover.
[0016] Further, the material of the first protective sleeve is rubber.
[0017] The beneficial effect of adopting the above further solution is that the first protective sleeve made of rubber can play a buffering and shock-absorbing role when the protective cover is damaged externally.
[0018] Further, a second protective sleeve is sleeved on the outer wall of the fixing plate.
[0019] The beneficial effect of adopting the above further solution is that the second protective sleeve can prevent the fixing plate from being damaged externally, improving the service life of the fixing plate.
[0020] Further, the material of the protective cover is stainless steel.
[0021] The beneficial effect of adopting the above further solution is that using stainless steel material can improve the service life of the protective cover.
[0022] The present invention also provides a wind turbine generator set, including a nacelle fixing plate, a cable twisting sensor and a cable twisting sensor protection device. A groove is provided inside the nacelle fixing plate, the cable twisting sensor is located in the groove, and the protective cover covers the cable twisting sensor and is fixedly connected to the nacelle fixing plate.
[0023] The beneficial effect of adopting the above solution is that the protective cover isolates the cable twisting sensor located in the groove of the nacelle fixing plate from the outside, preventing personnel on the nacelle fixing plate from stepping on and damaging the cable twisting sensor, and improving the service life of the nacelle fixing plate and the wind turbine generator set. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 is a schematic structural diagram of the protection device of the present utility model;
[0025] Figure 2 is a rear view of the protection device of the present utility model;
[0026] Figure 3 Stereogram of the protection device of the present utility model;
[0027] Figure 4 Schematic diagram of the installation structure of the protection device of the present utility model and the fixed plate of the nacelle.
[0028] In the attached drawings, the list of components represented by each label is as follows:
[0029] 1. Protective cover; 101. First through hole; 2. Fixed plate; 201. Second through hole; 3. Fixed plate of the nacelle; 301. Groove; 4. Yaw sensor. Specific embodiments
[0030] The principles and features of the present utility model will be described below with reference to the attached drawings. The examples given are only used to explain the present utility model and are not intended to limit the scope of the present utility model.
[0031] As Figures 1 - 4 shown, this embodiment provides a yaw sensor protection device, including a protective cover 1 and a fixed plate 2. One end of the protective cover 1 has an opening. The fixed plates 2 are symmetrically fixed on both sides of the protective cover 1. The fixed plate 2 has a second through hole 201. The protective cover 1 has a first through hole 101. The first through hole 101 is located on the side wall of the protective cover 1 between the two fixed plates 2. One end of the first through hole 101 extends to communicate with the opening. The protective cover 1 is used to cover the yaw sensor.
[0032] The staff can fixedly connect the protective cover 1 with the fixed plate of the nacelle of the wind turbine generator through the second through hole 201 of the fixed plate 2 on the protective cover 1. At the same time, the yaw sensor is protected in the cavity of the protective cover 1, and the cable of the yaw sensor passes through the second through hole 201. The protection of the yaw sensor and its cable is realized, avoiding the exposure of the yaw sensor and its joints outside, being easily damaged externally and foreign objects entering during operation to block the rotation of the yaw sensor, improving the stability and service life of the yaw sensor during use, and reducing the damage of its components and parts.
[0033] Specifically, in this embodiment, the height of the first through hole 101 in the vertical direction is 10 cm.
[0034] Among them, in this embodiment, the distance between the fixed plate 2 and the opening end of the protective cover 1 in the vertical direction is 5 cm to 6 cm.
[0035] In addition, in this embodiment, the protective cover 1 is a cube-shaped cover body with a side length of 15 cm.
[0036] On the basis of the above solution, the protective cover 1 is a cuboid-shaped cover body.
[0037] Specifically, according to actual requirements, the protective cover 1 can be set as a cover body of other shapes, such as a cube cover body, as long as the torsion cable sensor can be protected in the cavity of the protective cover 1.
[0038] On the basis of the above solution, the fixing plate 2 is a rectangular plate.
[0039] Specifically, according to actual requirements, the fixing plate 2 can be set as a plate of other shapes, such as a cube plate, as long as it can be fixedly connected to the fixing plate of the engine nacelle.
[0040] On the basis of the above solution, the end wall of the other end of the first through hole 101 is arc-shaped.
[0041] The cable of the torsion cable sensor can pass through the second through hole 201 to avoid cable damage.
[0042] Specifically, according to actual requirements, the end wall of the other end of the first through hole 101 can be of other shapes, such as a straight line shape, as long as the cable of the torsion cable sensor can pass through the first through hole 101.
[0043] On the basis of the above solution, the second through hole 201 is a threaded hole.
[0044] It is convenient for the protective cover 1 to be fixedly connected to the fixing plate of the engine nacelle by threading.
[0045] On the basis of the above solution, a first protective sleeve is sleeved on the outer wall of the protective cover 1.
[0046] The first protective sleeve can prevent the protective cover 1 from being damaged externally and improve the service life of the protective cover 1.
[0047] On the basis of the above solution, the material of the first protective sleeve is rubber.
[0048] The first protective sleeve made of rubber can play a role of buffering and shock absorption when the protective cover 1 is damaged externally.
[0049] Specifically, the material of the first protective sleeve can also be a metal material.
[0050] On the basis of the above solution, a second protective sleeve is sleeved on the outer wall of the fixing plate 2.
[0051] The second protective sleeve can prevent the fixing plate 2 from being damaged externally and improve the service life of the fixing plate 2.
[0052] Specifically, the material of the second protective sleeve can also be rubber or a metal material.
[0053] On the basis of the above solution, the material of the protective cover 1 is stainless steel.
[0054] The use of stainless steel material can increase the service life of the protective cover 1.
[0055] This embodiment also provides a wind turbine generator set, including a nacelle fixing plate 3, a cable twisting sensor 4, and a protective cover 1. The nacelle fixing plate 3 has a groove 301 inside, the cable twisting sensor 4 is located in the groove 301, the protective cover 1 covers the cable twisting sensor 4 and is fixedly connected to the nacelle fixing plate 3.
[0056] The protective cover 1 isolates the cable twisting sensor 4 located in the groove 301 of the nacelle fixing plate 3 from the outside, preventing personnel on the nacelle fixing plate 3 from stepping on and damaging the cable twisting sensor 4, and increasing the service life of the nacelle fixing plate 3 and the wind turbine generator set.
[0057] In this embodiment, during use, first, place the cable twisting sensor 4 in the groove 301 of the nacelle fixing plate 3; second, place the protective cover 1 above the cable twisting sensor 4 and pass the cable of the cable twisting sensor 4 through the first through hole 101; finally, pass bolts through the second through hole 201 to fixedly connect the protective cover 1 to the nacelle fixing plate 3 to achieve protection of the cable twisting sensor 4 and its cable.
[0058] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation of the present invention.
[0059] 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 specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of such features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.
[0060] In the present utility model, unless otherwise clearly stipulated and defined, terms such as "installation", "connection", "attachment", "fixation", etc. shall be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components, unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0061] In the present utility model, unless otherwise clearly stipulated and defined, the first feature being "on" or "under" the second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature can be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature is at a higher horizontal level than the second feature. The first feature being "under", "beneath" and "underneath" the second feature can be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature is at a lower horizontal level than the second feature.
[0062] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "example", "specific example", or "some examples", etc. 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 utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.
[0063] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present utility model.
Claims
1. A protection device for a cable twisting sensor, characterized in that, It includes a protective cover (1) and a fixing plate (2). One end of the protective cover (1) has an opening. The fixing plates (2) are symmetrically and fixedly arranged on both sides of the protective cover (1). The fixing plate (2) has a second through hole (201). The protective cover (1) has a first through hole (101). The first through hole (101) is located on the side wall of the protective cover (1) between the two fixing plates (2). One end of the first through hole (101) extends to communicate with the opening. The protective cover (1) is used to cover the twist cable sensor.
2. The protection device for a cable-twisting sensor according to claim 1, characterized in that, The protective cover (1) is a cuboid-shaped cover body.
3. The protection device for a cable-twisting sensor according to claim 1, characterized in that, The fixing plate (2) is a rectangular plate.
4. The protection device for a cable-twisting sensor according to claim 1, characterized in that, The end wall of the other end of the first through hole (101) is arc-shaped.
5. The twist cable sensor protection device according to claim 1, characterized in that, The second through hole (201) is a threaded hole.
6. The protection device for a torsion cable sensor according to claim 1, wherein, A first protective sleeve is sleeved on the outer wall of the protective cover (1).
7. The protection device for a cable twisting sensor according to claim 6, wherein, The material of the first protective sleeve is rubber.
8. The protection device for a torsion cable sensor according to claim 1, characterized in that, A second protective sleeve is sleeved on the outer wall of the fixing plate (2).
9. A twist cable sensor protection device according to any one of claims 1 to 8, characterized in that, The material of the protective cover (1) is stainless steel.
10. A wind turbine generator set, which includes a nacelle fixing plate (3), a twist cable sensor (4), and the twist cable sensor protection device according to any one of claims 1 to 9. A groove (301) is provided in the nacelle fixing plate (3). The twist cable sensor (4) is located in the groove (301). The protective cover (1) covers the twist cable sensor (4) and is fixedly connected to the nacelle fixing plate (3).