CN217097397U - Supporting device for fixing wind power gear box - Google Patents

Abstract

The utility model provides a strutting arrangement for be used for fixed wind-powered electricity generation gear box, wind-powered electricity generation gear box have box and torque arm, and the box has the output and the input of relative setting, and the torque arm is located the both sides of box respectively, and the torque arm is close to the input setting, and strutting arrangement includes: the chassis is provided with a front accommodating part and a rear accommodating part which are oppositely arranged along the length direction, the front accommodating part is arranged corresponding to the input end, and the rear accommodating part is arranged corresponding to the output end; the two supporting components are arranged on the front accommodating part and are respectively positioned on two sides of the underframe, and the supporting components are detachably connected with the underframe; each supporting component is provided with a clamping component, and the clamping components are used for fixing the torsion arm; the first adjusting structure is arranged between the supporting component and the clamping component and can adjust the fixing position of the clamping component relative to the supporting component. Through the technical scheme that this application provided, can solve the low problem of the strutting arrangement commonality that is used for fixed wind-powered electricity generation gear box among the prior art.

Description

Supporting device for fixing wind power gear box

Technical Field

The utility model relates to a gear box detects technical field, particularly, relates to a strutting arrangement for be used for fixed wind-powered electricity generation gear box.

Background

Before the wind power gear box is put into use, various test tests need to be carried out on the wind power gear box, and in the test process, the wind power gear box needs to be supported by the supporting device. However, the existing supporting device for fixing the wind power gear box is simple in structure and single in use scene, cannot meet the test requirements of wind power gear boxes of different sizes, and needs to be replaced for supporting when the wind power gear boxes of different sizes are supported, so that the universality of the supporting device is poor, and the test cost is improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a strutting arrangement for be used for fixed wind-powered electricity generation gear box to solve the problem that the strutting arrangement commonality that is used for fixed wind-powered electricity generation gear box among the prior art is low.

The utility model provides a strutting arrangement for be used for fixed wind-powered electricity generation gear box, wind-powered electricity generation gear box have box and torque arm, and the box has the output and the input of relative setting, and the torque arm is located the both sides of box respectively, and the torque arm is close to the input setting, and strutting arrangement includes: the chassis is provided with a front accommodating part and a rear accommodating part which are oppositely arranged along the length direction, the front accommodating part is arranged corresponding to the input end, and the rear accommodating part is arranged corresponding to the output end; the two supporting components are arranged on the front accommodating part, are respectively positioned on two sides of the underframe and are detachably connected with the underframe; each supporting component is provided with a clamping component, and the clamping components are used for fixing the torsion arm; the first adjusting structure is arranged between the supporting component and the clamping component, and the fixing position of the clamping component relative to the supporting component can be adjusted by the first adjusting structure.

Furthermore, the first adjusting structure comprises a plurality of connecting holes, and at least one of the connecting holes is of a waist-shaped structure.

Further, a plurality of connecting holes divide into two sets of regulating unit, and two sets of regulating unit intervals set up on supporting component, and every regulating unit of group includes first hole and the second hole that the interval set up, and first hole is waist shape structure, and the second hole is the round hole.

Further, the supporting device further comprises: the second adjusting structure is arranged between the underframe and the supporting component and can adjust the fixed position of the underframe relative to the supporting component.

Further, the support assembly includes: the bottom plate is detachably connected with the underframe, and the second adjusting structure is arranged between the bottom plate and the underframe; the front supporting columns and the rear supporting columns are arranged on the bottom plate at intervals along the length direction of the bottom frame; the support arm sets up the top at preceding support column and back support column, has the contained angle between the upper surface of support arm and the upper surface of chassis, and the centre gripping subassembly sets up on the support arm, and first regulation structure is located between support arm and the centre gripping subassembly.

Further, the clamping assembly includes: the two first limiting parts are detachably connected with the supporting component, and the two first limiting parts are arranged on the supporting component at intervals along the length direction of the underframe; the first pressing plate is detachably arranged at the tops of the two first limiting parts, and a clamping space is formed between the two first limiting parts and the first pressing plate so as to clamp and fix the torsion arm.

Further, the torsion arm is provided with a fixing pin, and the clamping assembly comprises: the clamping device comprises two clamping units, wherein the two clamping units are arranged on a supporting assembly at intervals along the length direction of the bottom frame, each clamping unit comprises a second limiting part and a second pressing plate, the second limiting parts are detachably connected with the supporting assembly, the second pressing plates are detachably arranged at the tops of the second limiting parts, clamping holes are formed between the second pressing plates and the second limiting parts, one end of each fixing pin is fixed in each clamping hole of one clamping unit, and the other end of each fixing pin is fixed in each clamping hole of the other clamping unit.

Further, the clamping assembly further comprises: the adapter plate is arranged at the bottom of the second limiting part, and the second limiting part is detachably connected with the supporting assembly through the adapter plate.

Further, the supporting device for fixing the wind power gear box further comprises: the motor layer board sets up on the portion of holding in the back, is provided with a plurality of mounting holes on the motor layer board, and at least one mounting hole is waist shape structure in a plurality of mounting holes.

Further, the supporting device for fixing the wind power gear box further comprises: a front case support adjustably provided on the front receiving portion; and the rear box body supporting piece is arranged on the rear accommodating part, and the front box body supporting piece and the rear box body supporting piece can support the box body.

Use the technical scheme of the utility model, two supporting components set up on the chassis, are provided with the centre gripping subassembly on every supporting component, and the box of wind-powered electricity generation gear box is placed on the chassis, and the torque arm sets up in the centre gripping subassembly to be provided with first regulation structure between centre gripping subassembly and the supporting component. By adopting the structure, the relative position between the clamping component and the supporting component can be changed through the first adjusting structure, so that the supporting device is suitable for wind power gear boxes with different model sizes, and the universality of the supporting device is improved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of a supporting device provided by the present invention;

FIG. 2 shows a partial enlarged view at A in FIG. 1;

fig. 3 is a schematic structural view of another view angle of the supporting device provided by the present invention;

fig. 4 shows a schematic structural diagram of connection between a wind power gearbox and a supporting device according to a first embodiment of the present invention;

fig. 5 shows a schematic structural diagram of connection between a wind power gearbox and a supporting device provided in the second embodiment of the present invention;

fig. 6 shows a side view of the connection between the wind power gearbox and the supporting device provided by the second embodiment of the present invention.

Wherein the figures include the following reference numerals:

1. a box body; 2. a torsion arm; 3. an input end; 4. an output end; 5. a fixing pin; 10. a chassis; 11. a front accommodating part; 12. a rear accommodating part; 20. a support assembly; 21. a base plate; 22. a front support column; 23. a rear support column; 24. a support arm; 30. a clamping assembly; 31. a first limit piece; 32. a first platen; 33. a clamping unit; 331. a second limiting member; 332. a second platen; 34. an adapter plate; 41. a first hole; 42. a second hole; 50. a second adjustment structure; 60. a motor support plate; 70. a front box support; 80. a rear box support.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the embodiment of the utility model provides a strutting arrangement for fixing wind-powered electricity generation gear box, wind-powered electricity generation gear box have box 1 and torque arm 2, and box 1 has relative output 4 and the input 3 that sets up, and torque arm 2 is located the both sides of box 1 respectively, and torque arm 2 is close to the setting of input 3, and strutting arrangement includes chassis 10, two supporting component 20, two centre gripping subassemblies 30 and first regulation structure. The underframe 10 is provided with a front accommodating part 11 and a rear accommodating part 12 which are oppositely arranged along the length direction, the front accommodating part 11 is arranged corresponding to the input end 3, the rear accommodating part 12 is arranged corresponding to the output end 4, and one or more lifting lugs can be arranged on the upper surface of the underframe 10, so that the underframe 10 can be conveniently moved. Two supporting components 20 are arranged in the front accommodating part 11, the two supporting components 20 are respectively positioned at two sides of the base frame 10, and the supporting components 20 are detachably connected with the base frame 10, so that the supporting components 20 can be conveniently maintained and replaced. Each support assembly 20 is provided with a clamping assembly 30, and the clamping assemblies 30 are used for fixing the torsion arm 2, so that the wind power gear box can be prevented from being displaced. A first adjustment structure is disposed between the support assembly 20 and the clamp assembly 30, the first adjustment structure being capable of adjusting the fixed position of the clamp assembly 30 relative to the support assembly 20.

By the aid of the technical scheme, the two supporting assemblies 20 are arranged on the underframe 10, the clamping assembly 30 is arranged on each supporting assembly 20, the box body 1 of the wind power gear box is placed on the underframe 10, the torsion arm 2 is arranged in the clamping assembly 30, and the first adjusting structure is arranged between the clamping assembly 30 and the supporting assembly 20. By adopting the structure, the relative position between the clamping component 30 and the supporting component 20 can be changed through the first adjusting structure, so that the supporting device is suitable for a series of wind power gear boxes in different models or the same model, and the universality of the supporting device is improved. In addition, in the prior art, each wind power gear box needs to be provided with a supporting device independently, and by adopting the structure, the production cost of the supporting device can be reduced, and the working efficiency is improved.

The first adjusting structure comprises a plurality of connecting holes, and at least one of the connecting holes is of a waist-shaped structure. Wherein, the connecting hole of the waist-shaped structure can be positioned on the clamping component 30 and also can be positioned on the supporting component 20. So set up, the position of centre gripping subassembly 30 and supporting component 20 can be convenient for adjust to the connecting hole that utilizes waist shape structure to this design simple structure is convenient for process centre gripping subassembly 30 and supporting component 20, also makes things convenient for follow-up dismouting of carrying on.

In this embodiment, the attachment holes of the kidney configuration are located on the support member 20. Specifically, the connecting holes are divided into two groups of adjusting units, the two groups of adjusting units are arranged on the supporting component 20 at intervals, each group of adjusting units comprises a first hole 41 and a second hole 42 which are arranged at intervals, the first hole 41 is of a waist-shaped structure, and the second hole 42 is a round hole. The two groups of adjusting units are arranged, so that the universality of the supporting device can be further improved, and the supporting device can be suitable for wind power gear boxes with different sizes. As shown in fig. 1, the X direction is the width direction of the chassis 10, the Y direction is the length direction of the chassis 10, and the Z direction is the height direction of the chassis 10. The adjusting direction may extend along the length direction of the base frame 10, or may extend along the width direction of the base frame 10. Meanwhile, the two groups of adjusting units are arranged at intervals, so that the structural strength of the supporting component 20 can be improved, and the possibility of damage to the supporting component 20 in the working process is avoided or reduced. In the present embodiment, the first holes 41 in the two sets of the adjustment units are disposed adjacent to each other, the second holes 42 in the two sets of the adjustment units are disposed adjacent to each other, and the second holes 42 are disposed near the rear accommodating portion 12, and the first holes 41 are disposed far from the rear accommodating portion 12, and the adjustment direction extends in the length direction of the chassis 10. Due to the arrangement, the second hole 42 is a round hole, so that the wind power gear box can be positioned, the wind power gear box is prevented from sliding on the supporting component 20, and the stability of supporting the wind power gear box is improved; first hole 41 is waist type structure, can make the position of wind-powered electricity generation gear box adjustable, and then can improve strutting arrangement's commonality.

Further, the supporting device further comprises a second adjusting structure 50, the second adjusting structure 50 is disposed between the base frame 10 and the supporting component 20, and the second adjusting structure 50 can adjust the fixing position of the supporting component 20 relative to the base frame 10. The second adjusting structure 50 includes a plurality of second connecting holes, at least one of the plurality of second connecting holes is a waist-shaped structure, the connecting hole of the waist-shaped structure may be located on the bottom frame 10 or on the support assembly 20, and the adjusting direction of the second adjusting structure 50 may extend along the length direction of the bottom frame 10 or along the width direction of the bottom frame 10. In this embodiment, the adjusting direction extends along the width direction of the bottom frame 10, and the second connecting holes on the bottom frame 10 are both waist-shaped structures, so that the position of the supporting component 20 can be conveniently adjusted, and the structure is simple and the installation is convenient.

The support assembly 20 includes, among other things, a base plate 21, a front support column 22, a rear support column 23, and a support arm 24. The base plate 21 is detachably coupled to the base frame 10, and the second adjustment structure 50 is disposed between the base plate 21 and the base frame 10. In this embodiment, the second adjusting structure 50 includes a plurality of second connecting holes of a waist-shaped structure and a plurality of second connecting holes of a circular structure, the second connecting holes of the waist-shaped structure are located on the bottom frame 10, and the second connecting holes of the circular structure are located on the bottom plate 21, so that the bottom plate 21 and the bottom frame 10 can be conveniently processed, and the operation is convenient, and the supporting component 20 can be conveniently moved. Optionally, the bottom frame 10 may be formed by welding square steel, one or more connecting plates are additionally arranged between the bottom plate 21 and the bottom frame 10, the connecting plates are fixedly connected with the bottom frame 10, the width of each connecting plate is larger than that of the square steel, and second connecting holes of a waist-shaped structure are formed in the connecting plates, so that the contact area between the bottom plate 21 and the bottom frame 10 can be increased, and the stability of connection between the supporting component 20 and the bottom frame 10 is ensured. Front and rear support pillars 22 and 23 are provided on the bottom plate 21 at intervals in the lengthwise direction of the base frame 10. Support arm 24 is disposed at the top of front support column 22 and rear support column 23, an included angle is formed between the upper surface of support arm 24 and the upper surface of base frame 10, clamping assembly 30 is disposed on support arm 24, and the first adjustment mechanism is disposed between support arm 24 and clamping assembly 30. Two sets of regulating unit intervals in the first regulation structure set up on support arm 24, and the first regulation structure on the centre gripping subassembly 30 is the round hole, so set up can be convenient for remove centre gripping subassembly 30.

In the present embodiment, the height of the front support column 22 is higher than that of the rear support column 23, and the support arm 24 adopts an i-beam structure with a constant thickness; alternatively, the height of the front support pillar 22 may be made the same as the height of the rear support pillar 23, and the thickness of the portion of the support arm 24 near the front support pillar 22 is larger than the thickness of the portion of the support arm 24 near the rear support pillar 23. Wherein, the distance between the center of the supporting arm 24 and the chassis 10 is between 1000mm and 2000mm, the inclination angle of the supporting arm 24 is between 5 ° and 7 °, and the distance adjustment range of the center of the supporting arm 24 of the two supporting assemblies 20 is between 2000mm and 4000 mm. Alternatively, reinforcing ribs may be provided between the base plate 21, the front support column 22, the rear support column 23 and the support arms 24, so that the stability of the support assembly 20 can be ensured.

As shown in fig. 4, the clamping assembly 30 includes two first stoppers 31 and a first pressing plate 32. The two first limiting members 31 are detachably connected to the supporting assembly 20, and the two first limiting members 31 are disposed on the supporting assembly 20 at intervals along the length direction of the base frame 10. The first pressing plate 32 is detachably disposed on the top of the two first limiting members 31, and a clamping space is formed between the two first limiting members 31 and the first pressing plate 32 to clamp and fix the torsion arm 2. With the above structure, the torque arm 2 with a square structure can be conveniently supported, during the operation, the two first limiting members 31 can be fixed on the supporting arm 24 according to the required width, the torque arm 2 is arranged between the two first limiting members 31, and finally the first pressing plate 32 is fixed on the first limiting members 31, so as to fix the torque arm 2. So set up, be convenient for fix torsion arm 2, can guarantee fixed stability simultaneously, and adjust convenient, the operation is simple and easy.

Further, the supporting device for fixing the wind power gear box further comprises a motor supporting plate 60, the motor supporting plate 60 is arranged on the rear accommodating portion 12, a plurality of mounting holes are formed in the motor supporting plate 60, and at least one mounting hole in the plurality of mounting holes is of a waist-shaped structure. So set up, can further improve the commonality that is used for fixing the strutting arrangement of wind-powered electricity generation gear box for this strutting arrangement is applicable to not unidimensional wind-powered electricity generation gear box, and the mounting hole of waist shape structure removes when being convenient for the motor installation, and is more convenient when making the motor installation.

Specifically, the supporting device for fixing the wind power gearbox further includes a front case support 70 and a rear case support 80. The front case support 70 is adjustably provided on the front receiving portion 11; a rear case support 80 is provided on the rear receiving portion 12, and the case 1 can be supported by the front case support 70 and the rear case support 80. Wherein, the front box body supporting piece 70 is generally suitable for a wind power gear box with a square torsion arm structure, a third adjusting structure is arranged between the front box body supporting piece 70 and the underframe 10, the third adjusting structure can also be arranged into a connecting hole with a waist-shaped structure, the adjusting direction of the third adjusting structure extends along the width direction of the underframe 10, and the adjusting direction of the third adjusting structure can also extend along the length direction of the underframe 10. So set up, be convenient for adjust preceding box support piece 70 to can be convenient for support the wind-powered electricity generation gear box, further improve strutting arrangement's commonality. Also, the rear case support 80 may be directly placed on the base frame 10 or may be welded to the base frame 10. The front box body supporting piece 70 and the rear box body supporting piece 80 can share part of the gravity of the wind power gear box, the influence of the gravity of the wind power gear box on the supporting component 20 is reduced, the supporting component 20 can be prevented from being damaged, and the supporting stability of the supporting device can be further ensured.

As shown in fig. 5 and fig. 6, the second embodiment of the present invention provides a supporting device for fixing a wind power gearbox, which is different from the first embodiment in that: the torque arm 2 is provided with a fixing pin 5, the clamping assembly 30 includes two clamping units 33, the two clamping units 33 are arranged on the supporting assembly 20 at intervals along the length direction of the underframe 10, the clamping unit 33 includes a second limiting member 331 and a second pressing plate 332, the second limiting member 331 is detachably connected with the supporting assembly 20, the second pressing plate 332 is detachably arranged on the top of the second limiting member 331, a clamping hole is formed between the second pressing plate 332 and the second limiting member 331, one end of the fixing pin 5 is fixed in the clamping hole of one clamping unit 33, and the other end of the fixing pin 5 is fixed in the clamping hole of the other clamping unit 33. With the above structure, the torque arm 2 with a pin-shaped structure can be supported conveniently, during the operation, the two second limiting members 331 can be fixed on the supporting arm 24 according to the required width, the torque arm 2 can be placed on the two second limiting members 331, and finally the two second pressing plates 332 can be fixed on the second limiting members 331 respectively, so as to fix the torque arm 2. So set up, can guarantee to the fixed stability of pin shape torque arm 2 to simple structure, operation are simple and easy. In this embodiment, the rear box supporting member 80 includes a front supporting plate and a rear supporting plate, the supporting plate close to the front accommodating portion 11 is suitable for the wind power gear box of the square torsion arm structure, and the supporting plate far from the front accommodating portion 11 is suitable for the wind power gear box of the pin type torsion arm structure.

Further, the clamping assembly 30 further includes an adapter plate 34, the adapter plate 34 is disposed at the bottom of the second limiting member 331, and the second limiting member 331 is detachably connected to the supporting assembly 20 through the adapter plate 34. The adapter plate 34 is disposed between the second limiting member 331 and the supporting component 20, and the width of the adapter plate 34 is greater than the width of the supporting arm 24, so that the contact area between the second limiting member 331 and the supporting component 20 can be increased, and the connection stability between the second limiting member 331 and the supporting component 20 is ensured.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A support device for fixing a wind power gearbox, the wind power gearbox having a box (1) and a torque arm (2), the box (1) having an input (3) and an output (4) arranged opposite each other, the torque arm (2) being respectively located on both sides of the box (1), and the torque arm (2) being arranged close to the input (3), characterized in that the support device comprises:

the chassis (10) is provided with a front accommodating part (11) and a rear accommodating part (12) which are oppositely arranged along the length direction, the front accommodating part (11) is arranged corresponding to the input end (3), and the rear accommodating part (12) is arranged corresponding to the output end (4);

the two support assemblies (20) are arranged on the front accommodating part (11), the two support assemblies (20) are respectively positioned on two sides of the base frame (10), and the support assemblies (20) are detachably connected with the base frame (10);

two clamping assemblies (30), one clamping assembly (30) being arranged on each support assembly (20), the clamping assemblies (30) being used for fixing the torsion arm (2);

a first adjustment structure provided between the support assembly (20) and the clamping assembly (30), the first adjustment structure being capable of adjusting the fixed position of the clamping assembly (30) relative to the support assembly (20).

2. The support device for fixing the wind power gearbox as recited in claim 1, wherein said first adjusting structure comprises a plurality of connecting holes, at least one of said plurality of connecting holes being a kidney-shaped structure.

3. The supporting device for fixing the wind power gearbox according to the claim 2, wherein the connecting holes are divided into two groups of adjusting units, the two groups of adjusting units are arranged on the supporting component (20) at intervals, each group of adjusting units comprises a first hole (41) and a second hole (42) which are arranged at intervals, the first hole (41) is of a kidney-shaped structure, and the second hole (42) is a round hole.

4. The support device for securing a wind turbine gearbox according to claim 1, further comprising:

a second adjustment structure (50) disposed between the base frame (10) and the support assembly (20), the second adjustment structure (50) being capable of adjusting a fixed position of the base frame (10) relative to the support assembly (20).

5. Support device for fixing a wind power gearbox according to claim 4, characterized in that said support assembly (20) comprises:

the bottom plate (21) is detachably connected with the bottom frame (10), and the second adjusting structure (50) is arranged between the bottom plate (21) and the bottom frame (10);

the front supporting columns (22) and the rear supporting columns (23), wherein the front supporting columns (22) and the rear supporting columns (23) are arranged on the bottom plate (21) at intervals along the length direction of the underframe (10);

support arm (24), set up preceding support column (22) with the top of back support column (23), the upper surface of support arm (24) with the contained angle has between the upper surface of chassis (10), centre gripping subassembly (30) set up on support arm (24), first regulation structure is located support arm (24) with between centre gripping subassembly (30).

6. The support device for fixing a wind power gearbox according to claim 1, characterized in that said clamping assembly (30) comprises:

the two first limiting pieces (31) are detachably connected with the supporting component (20), and the two first limiting pieces (31) are arranged on the supporting component (20) at intervals along the length direction of the bottom frame (10);

the first pressing plate (32) is detachably arranged at the tops of the two first limiting parts (31), and a clamping space is formed between the two first limiting parts (31) and the first pressing plate (32) so as to clamp and fix the torsion arm (2).

7. The support device for fixing a wind power gearbox according to claim 1, wherein the torsion arm (2) has a fixing pin (5) thereon, and the clamping assembly (30) comprises:

two clamping units (33), two clamping units (33) are along the length direction interval setting of chassis (10) is in on supporting component (20), clamping unit (33) include second locating part (331) and second clamp plate (332), second locating part (331) with supporting component (20) can dismantle the connection, second clamp plate (332) detachably sets up the top of second locating part (331), second clamp plate (332) with the centre gripping hole has between second locating part (331), the one end of fixed pin (5) is fixed in one the centre gripping hole of clamping unit (33), the other end of fixed pin (5) is fixed in another the centre gripping hole of clamping unit (33).

8. The support device for fixing a wind power gearbox according to claim 7, characterized in that said clamping assembly (30) further comprises:

the adapter plate (34), the adapter plate (34) sets up in the bottom of second locating part (331), second locating part (331) pass through adapter plate (34) with supporting component (20) can dismantle the connection.

9. The support device for fixing a wind power gearbox according to claim 1, further comprising:

the motor supporting plate (60) is arranged on the rear accommodating part (12), a plurality of mounting holes are formed in the motor supporting plate (60), and at least one mounting hole in the plurality of mounting holes is of a waist-shaped structure.

10. The support device for fixing a wind power gearbox according to claim 1, further comprising:

a front case support (70) adjustably provided on the front receiving portion (11);

and a rear case support (80) provided on the rear receiving portion (12), the front case support (70) and the rear case support (80) being capable of supporting the case (1).

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