CN216012592U

CN216012592U - Windmill balancing machine

Info

Publication number: CN216012592U
Application number: CN202122578625.4U
Authority: CN
Inventors: 陈志刚; 贾广华
Original assignee: Shanghai Haoqiang Agricultural Machinery Co ltd
Current assignee: Shanghai Haoqiang Agricultural Machinery Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-03-11
Anticipated expiration: 2031-10-26

Abstract

The utility model belongs to the technical field of the windmill and specifically relates to a windmill balancing machine is related to, including dynamic balance detection machine and the calibrated scale of setting on the dynamic balance detection machine lateral wall, be provided with the installation axle in the pivot of dynamic balance detection machine, the one end that the dynamic balance detection machine was kept away from to the installation axle is provided with the supporting component, and the calibrated scale is fixed at the one end that the installation axle is close to the dynamic balance detection machine coaxially, is fixed with the mounting disc that is used for fixed flabellum on the installation axle, and the flabellum interval is even fixes on the mounting disc. The method and the device have the effect of accurately detecting the unbalanced part of the windmill.

Description

Windmill balancing machine

Technical Field

The application relates to the field of windmills, in particular to a windmill balancing machine.

Background

The wind turbine balance machine is a device for detecting the balance of the wind turbine, and in order to reduce the power used by the wind turbine, increase the amount of wind generated by the wind turbine, and reduce the pressure applied to the blades of the wind turbine, it is necessary for the operator to correct the balance of the wind turbine based on the measurement results, thereby improving the effect of the balance of the wind turbine.

In the existing windmill, a fixing frame is placed on the ground, a motor is fixed on the fixing frame, a rotating shaft of the motor is fixedly provided with a mounting shaft, the windmill is fixed on the mounting shaft, the motor is started, the rotating shaft of the motor drives the windmill to rotate, and a worker can judge the unbalanced part of the windmill by observing the rotating state of the windmill.

In view of the above-mentioned related art, the inventor believes that the worker observes the rotational stability of the windmill and has inaccurate detection results due to visual errors.

SUMMERY OF THE UTILITY MODEL

In order to improve the accuracy of windmill balance nature testing result, this application provides a windmill balancing machine.

The application provides a windmill balancing machine adopts following technical scheme:

the utility model provides a windmill balancing machine, includes that dynamic balance detects the machine and sets up the calibrated scale on dynamic balance detects the machine lateral wall, be provided with the installation axle in dynamic balance detects the pivot of machine, the one end that the dynamic balance detected the machine is kept away from to the installation axle is provided with the supporting component, the calibrated scale is coaxial to be fixed the installation axle is close to the one end of dynamic balance detects the machine, install epaxial mounting disc that is used for fixed flabellum that is fixed with, the even fixing in flabellum interval is in on the mounting disc.

By adopting the technical scheme, the windmill is fixed on the mounting shaft, the windmill synchronously rotates in the rotating process of the rotating shaft of the dynamic balance detector, a worker sets an angle value on the dynamic balance detector, compares the set angle value with the angle value of the rotating part of the windmill blades, the windmill reaches balance when the angle values are consistent, finds out the unbalanced part on the mounting disc through the scale marks on the dial when the angles are inconsistent, and then adds the balance block on the mounting disc, thereby improving the balance of the windmill.

Optionally, a clamping block is arranged on the outer wall of the installation shaft, a knurling is arranged on the outer wall of the installation shaft, close to the clamping block, the installation shaft is coaxially inserted into the installation shaft, and the clamping block is clamped and fixed with the installation plate.

Through adopting above-mentioned technical scheme, the joint piece has restricted the relative rotation of mounting disc with the installation axle, and the relative slip of mounting disc with the installation axle has been restricted to the annular knurl for the mounting disc rotates with installation axle synchronization, thereby makes the detected value more accurate.

Optionally, a connecting rod is arranged between the rotating shaft of the dynamic balance detection machine and the installation shaft, one end of the connecting rod is detachably connected with the rotating shaft of the dynamic balance detection machine, and the other end of the connecting rod is detachably connected with the installation shaft.

Through adopting above-mentioned technical scheme, connecting rod one end is passed through the universal joint and is fixed in the pivot and keep away from the one end of quick-witted case, and the other end of connecting rod passes through the universal joint and connects the one end that the installation axle is close to quick-witted case at the installation axle, and the staff of being convenient for separates the pivot of installation axle and dynamic balance detection machine.

Optionally, one end of the mounting shaft close to the chassis is also provided with a supporting component, and the mounting disc is located between the two supporting components.

Through adopting above-mentioned technical scheme, improved the support stability of installation axle for the installation axle keeps the level, and is more reliable to the testing result of windmill rotational speed.

Optionally, the supporting component includes a supporting seat and a roller rotatably connected to the supporting seat, and the outer wall of the mounting shaft is tangent to the outer wall of the roller.

Through adopting above-mentioned technical scheme, the gyro wheel makes the rotation of installation axle more smooth, reduces the installation axle and supports the friction between to make the measured value of dynamic balance detection machine more accurate.

Optionally, a sliding groove is vertically formed in the supporting seat, a connecting plate is arranged on one side, facing the dynamic balance detector, of the supporting seat, and the roller is rotatably connected to the side wall of the connecting plate.

Through adopting above-mentioned technical scheme, thereby the ground clearance of installation axle is increased to height through the adjustment gyro wheel, is convenient for adjust the axiality of installation axle and pivot, improves measuring result's precision.

Optionally, a plurality of joint holes have been seted up to the even interval on the mounting disc lateral wall, the joint hole can be used to install the balancing piece.

Through adopting above-mentioned technical scheme, on the mounting disc, the joint hole is all seted up to the position that every flabellum corresponds, and when the weight that detects certain angle on the mounting disc was less, the staff reduced the unbalance degree of windmill through the mode to corresponding the downthehole balancing piece of joint.

Optionally, a U-shaped plate is arranged on the case, and the dial is rotatably connected with the inner wall of the U-shaped plate.

By adopting the technical scheme, before the dynamic balance of the windmill is detected, engine oil needs to be coated at the two ends of the connecting rod, and the arrangement of the U-shaped plate prevents the engine oil from dripping onto the ground.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the groove that slides can make the connecting plate slide from top to bottom, can adjust the axiality of installation axle and pivot on the one hand, and then makes the rotation of installation axle more smooth-going, and on the other hand can carry out the equilibrium to the windmill of different specifications and measure through the ground clearance that changes the installation axle.

Drawings

Fig. 1 is a schematic view of the overall structure of a windmill balancer in the embodiment of the present application.

Fig. 2 is a schematic view of a mounting shaft in an embodiment of the present application.

Fig. 3 is a schematic view of the entire structure of the windmill in the embodiment of the present application.

Fig. 4 is a schematic view of the overall structure of the support member in the embodiment of the present application.

Reference numerals: 1. a dynamic balance detector; 2. a dial scale; 3. installing a shaft; 4. a support member; 5. mounting a disc; 51. a clamping block; 52. knurling; 6. a connecting rod; 41. a supporting seat; 42. a roller; 411. a sliding groove; 412. a connecting plate; 53. a clamping hole; 54. mounting holes; 55. a keyway; 7. a U-shaped plate; 31. a universal joint.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses windmill balancing machine.

Referring to fig. 1, a windmill balancer, including dynamic balance detection machine 1 and calibrated scale 2, calibrated scale 2 is fixed on the outer wall of the pivot of dynamic balance detection machine 1, rotate with the pivot synchronization of dynamic balance detection machine 1, the end of the pivot of dynamic balance detection machine 1 is connected with connecting rod 6 through universal joint 31, the one end that the pivot was kept away from to connecting rod 6 is connected with installation axle 3 through universal joint 31, the edge of installation axle 3 passes through the fixed windmill flabellum of clamp, the both ends of installation axle 3 all support has support component 4, the pivot pivoted in-process of dynamic balance detection machine 1, installation axle 3 rotates with the pivot synchronization, be connected with connecting rod 6 through universal joint 31 between installation axle 3 and the pivot, the setting of connecting rod 6 reduces the transmission of vibration between installation axle 3 and the dynamic balance detection machine 1, make the testing result more accurate.

Referring to fig. 1 and 2, the windmill includes a mounting disc 5 and fan blades fixed on the mounting disc 5, a clamping block 51 is welded and fixed on the mounting shaft 3, a knurled ring 52 is formed on a portion, close to the clamping block 51, of the mounting shaft 3 along the circumferential direction in an integrated manner, the mounting disc 5 is in interference fit with the knurled ring 52, the windmill is fixed on the side wall of the mounting shaft 3 under the limitation of the clamping block 51 and the knurled ring 52, the clamping block 51 limits the relative rotation of the mounting disc 5 along the axial direction of the rotating shaft, and the knurled ring 52 limits the radial sliding of the mounting disc 5 along the rotating shaft, so that the rotation of the windmill is more stable.

Referring to fig. 1 and 3, run through on the 5 lateral walls of mounting disc and seted up mounting hole 54, seted up a plurality of joint hole 53 on the 5 lateral walls of mounting disc, joint hole 53 is the screw hole in this application, has seted up keyway 55 on the mounting hole 54 inner wall, and joint piece 51 joint is in the inner wall of keyway 55, and mounting hole 54 inner wall is crude setting, has strengthened the friction between mounting disc 5 and the installation axle 3 outer wall.

Referring to fig. 1, the part that is close to calibrated scale 2 on the lateral wall of dynamic balance detection machine 1 is fixed with U template 7, and calibrated scale 2 rotates to be connected in the inner chamber of U template 7, and connecting rod 6 both ends are all connected through universal joint 31, and the staff need regularly drip to establish machine oil to connecting rod 6 both ends to keep connecting rod 6 pivoted ride comfort, U template 7 prevents to drip the unnecessary machine oil of the in-process of establishing machine oil and falls to subaerially.

Referring to fig. 4, support member 4 includes supporting seat 41 and two gyro wheels 42 of rotation connection on supporting seat 41, run through on the supporting seat 41 lateral wall and seted up two grooves 411 that slide, it is connected with connecting plate 412 to slide on the lateral wall of supporting seat 41, all wear to be equipped with the bolt in two grooves 411 that slide and restrict connecting plate 412 on the lateral wall of supporting seat 41, the staff passes through adjusting bolt's elasticity, thereby realize the slip of connecting plate 412 on the supporting seat 41 lateral wall, two gyro wheels 42 rotate to be connected on the lateral wall of connecting plate 412, installation axle 3 overlap joint is between two gyro wheels 42, connecting plate 412 can slide from top to bottom, according to required height, highly adjusting the back of connecting plate 412, fix connecting plate 412 through the bolt, slide from top to bottom of connecting plate 412, thereby change the ground clearance of installation axle 3.

The implementation principle of the windmill balancer in the embodiment of the application is as follows: before detection, firstly, the mounting disc 5 is clamped on the outer wall of the mounting shaft 3, then fan blades are fixed on the mounting disc 5, the dynamic balance detector 1 is started to enable the rotating shaft to rotate, when an angle value detected on the dynamic balance detector 1 is inconsistent with an angle value set on the dynamic balance detector 1, the windmill does not reach a balanced state, an unbalanced part on the mounting disc 5 is found out correspondingly through the dial 2, the unbalance of the windmill is reduced by fixing balance blocks in the clamping holes 53, and the operation is repeated until the angle value displayed on the dynamic balance detector 1 is within an error range when the windmill rotates.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A windmill balance machine is characterized in that: including dynamic balance detection machine (1) and dial (2) of setting on dynamic balance detection machine (1) lateral wall, be provided with installation axle (3) in the pivot of dynamic balance detection machine (1), the one end that dynamic balance detection machine (1) was kept away from in installation axle (3) is provided with supporting component (4), dial (2) coaxial the fixing installation axle (3) are close to the one end of dynamic balance detection machine (1), be fixed with mounting disc (5) that are used for fixed flabellum on installation axle (3), the even fixing in flabellum interval is in on mounting disc (5).

2. The balance machine of claim 1, wherein: be provided with joint piece (51) on installation axle (3) outer wall, be close to on installation axle (3) outer wall the position of joint piece (51) is provided with annular knurl (52), mounting disc (5) coaxial grafting is on installation axle (3), joint piece (51) are fixed with mounting disc (5) joint.

3. The balance machine of claim 1, wherein: the pivot of dynamic balance detection machine (1) with be provided with connecting rod (6) between installation axle (3), connecting rod (6) one end can be dismantled with dynamic balance detection machine (1) pivot and be connected, the other end with installation axle (3) can be dismantled and be connected.

4. The balance machine of claim 1, wherein: the one end that installation axle (3) is close to dynamic balance detects machine (1) also is provided with supporting component (4), mounting disc (5) are located two between supporting component (4).

5. The balance machine of claim 4, wherein: the supporting part (4) comprises a supporting seat (41) and a roller (42) which is rotatably connected to the supporting seat (41), and the outer wall of the mounting shaft (3) is tangent to the outer wall of the roller (42).

6. The balance machine of claim 5, wherein: the supporting seat (41) is vertically provided with a sliding groove (411), one side of the supporting seat (41) facing the dynamic balance detector (1) is provided with a connecting plate (412), and the roller (42) is rotatably connected to the side wall of the connecting plate (412).

7. The balance machine of claim 1, wherein: a plurality of clamping holes (53) are formed in the side wall of the mounting disc (5) at even intervals, and the clamping holes (53) can be used for installing balance blocks.

8. A windmill balancer as claimed in claim 3, wherein: the connecting rod (6) is provided with a U-shaped plate (7), and the dial disc (2) is rotatably connected with the inner wall of the U-shaped plate (7).