CN219244489U

CN219244489U - Detachable tower mapping tool for wind power gear box

Info

Publication number: CN219244489U
Application number: CN202320479955.4U
Authority: CN
Inventors: 乔树; 侯帅; 纪素琴; 施彬; 孙海龙; 李兴强
Original assignee: Nangao Gear Baotou Transmission Equipment Co ltd
Current assignee: Nangao Gear Baotou Transmission Equipment Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-06-23
Anticipated expiration: 2033-03-10

Abstract

The utility model discloses a detachable tower mapping tool for a wind power gear box, which comprises a ruler body, a first positioning claw, a first clamping claw, a second clamping claw and a second positioning claw; the advantages are that: the first positioning claw is matched with the first V-shaped groove, and the second positioning claw is matched with the second V-shaped groove to clamp the high-speed shaft and the low-speed shaft respectively, so that the ruler has a positioning function, and the ruler body is ensured to be parallel to the central lines of the two shafts; meanwhile, the diameter of one shaft is measured through the cooperation of the first clamping claw and the first positioning claw above the first V-shaped groove, the diameter of the other shaft is measured through the cooperation of the second clamping claw and the second positioning claw above the second V-shaped groove, the center distance between the two shafts can be calculated through the distance between the first positioning claw and the second positioning claw and the diameters of the two shafts, and the horizontal and vertical direction distance between the high-speed shaft and the low-speed shaft can be calculated according to the degree of the protractor and the center distance.

Description

Detachable tower mapping tool for wind power gear box

Technical field:

the utility model relates to the technical field of gearbox mapping tools, in particular to a detachable tower mapping tool for a wind power gearbox.

The background technology is as follows:

the development prospect of the energy power generation industry such as China wind power is very wide, the high-speed development is expected to be kept for a long time in the future, meanwhile, the profitability is also steadily improved along with the gradual maturity of the technology, the wind power cost performance is forming the competitive advantage with coal power and water power, the market of scenic spot, a great deal of demands are caused, wind power gearboxes with various structures are emerging, the mapping of gearboxes with unknown models is very important for the repair of the gearboxes and the research and the development of new models, and the gearbox designed by mapping the external size can be used on the wind power towers due to the fact that the interface size of each wind power tower is not very same, and the external size of the gearbox is required to be measured for the repair of the gearbox of the wind power tower and the design of the new model.

In the whole mapping process, the position of the high-speed shaft relative to the low-speed shaft in the gear box is the most important one of the external dimensions of the whole gear box, other external dimensions are relatively better measured, but the position of the high-speed shaft relative to the low-speed shaft comprises the distance, the angle, the horizontal and vertical direction distances of the high-speed shaft relative to the low-speed shaft and the like, because the space in a cabin of the wind power tower is small, a large number of or large-volume measuring tools are inconvenient to take the wind power tower, and no proper measuring tool exists at present for the position of the high-speed shaft relative to the low-speed shaft of the gear box with an unknown model, so that the position of the high-speed shaft relative to the low-speed shaft can be accurately measured.

The utility model comprises the following steps:

the utility model aims to provide a detachable on-tower mapping tool for a wind power gear box.

The utility model is implemented by the following technical scheme: the detachable tower mapping tool of the wind power gear box comprises a ruler body, a first positioning claw, a first clamping claw, a second clamping claw and a second positioning claw;

the angle gauge comprises a ruler body, a first positioning claw, a second positioning claw, a first clamping claw, a second clamping claw and a second clamping claw, wherein the first positioning claw is fixed at one end of the ruler body, the other end of the ruler body is rotatably connected with the angle gauge, and the first clamping claw, the second clamping claw and the second positioning claw are sequentially arranged on the ruler body between the first positioning claw and the angle gauge in a sliding manner along the direction from the positioning claw to the angle gauge;

a first V-shaped groove is formed in one side, close to the first positioning claw, of the first clamping claw, a second V-shaped groove is formed in one side, close to the second positioning claw, of the second clamping claw, the straight line where the center of the first V-shaped groove and the center of the second V-shaped groove are located is parallel to the blade.

Further, the bottom end of the protractor is fixed with a balancing weight.

Further, the first clamping claw, the second clamping claw and the second positioning claw are respectively connected with the ruler body in a sliding mode through sliding seats, fastening bolts are connected to the sliding seats in a threaded mode, and the tail ends of the fastening bolts are in movable contact with the ruler body.

Furthermore, the ruler body is provided with scale marks along the length direction of the ruler body.

Further, an angle measurement central line is arranged at one end of the ruler body, which is close to the protractor, and a rotating shaft in the middle of the top end of the protractor is arranged on the angle measurement central line.

The utility model has the advantages that: the device has simple structure, small volume, convenient use and convenient measurement;

the first positioning claw is matched with the first V-shaped groove, and the second positioning claw is matched with the second V-shaped groove to clamp the high-speed shaft and the low-speed shaft respectively, so that the ruler has a positioning function, and the ruler body is ensured to be parallel to the central lines of the two shafts; meanwhile, the diameter of one shaft is measured through the cooperation of a first clamping claw and a first positioning claw above a first V-shaped groove, the diameter of the other shaft is measured through the cooperation of a second clamping claw and a second positioning claw above a second V-shaped groove, and the center distance between two shafts can be calculated according to the distance between the first positioning claw and the second positioning claw and the diameters of the two shafts;

the center distance between the two shafts can be calculated through the distance between the first positioning claw and the second positioning claw and the diameters of the two shafts, and the horizontal and vertical direction distances of the high-speed shaft relative to the low-speed shaft can be calculated according to the degree of the protractor and the center distance.

Description of the drawings:

in order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of the utility model;

FIG. 2 is a schematic view of the utility model in use;

in the figure: the ruler body 1, the first positioning claw 2, the protractor 3, the first clamping claw 4, the second clamping claw 5, the second positioning claw 6, the first V-shaped groove 7, the second V-shaped groove 8, the angle measurement center line 9, the balancing weight 10, the sliding seat 11, the fastening bolt 12, the scale mark 13, the low-speed shaft 14 and the high-speed shaft 15.

The specific embodiment is as follows:

the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-2, the detachable tower mapping tool of the wind power gear box comprises a ruler body 1, a first positioning claw 2, a first clamping claw 4, a second clamping claw 5 and a second positioning claw 6;

one end of the ruler body 1 is fixedly provided with a first positioning claw 2, the other end of the ruler body 1 is rotationally connected with a protractor 3, a first clamping claw 4, a second clamping claw 5 and a second positioning claw 6 are sequentially arranged on the ruler body 1 between the first positioning claw 2 and the protractor 3 in a sliding manner along the direction from the first positioning claw 2 to the protractor 3, the ruler body 1 is used for supporting other parts, and the measuring range is 1000mm and can meet the mapping requirement of most gear boxes below 3 MW.

A first V-shaped groove 7 is formed in one side, close to the first positioning claw 2, of the first clamping claw 4, a second V-shaped groove 8 is formed in one side, close to the second positioning claw 6, of the second clamping claw 5, a straight line where the center of the first V-shaped groove 7 and the center of the second V-shaped groove 8 are located is parallel to the ruler body 1, the high-speed shaft 15 and the low-speed shaft 14 are clamped respectively by the cooperation of the first positioning claw 2 and the first V-shaped groove 7 and the cooperation of the second positioning claw 6 and the second V-shaped groove 8, and the ruler body 1 and the center lines of the two shafts are kept parallel; meanwhile, the diameter of one shaft is measured through the cooperation of the first clamping claw 4 and the first positioning claw 2 above the first V-shaped groove 7, and the diameter of the other shaft is measured through the cooperation of the second clamping claw 5 and the second positioning claw 6 above the second V-shaped groove 8.

Further, one end of the ruler body 1, which is close to the protractor 3, is provided with an angle measurement center line 9, a rotating shaft in the middle of the top end of the protractor 3 is arranged on the angle measurement center line 9, and the angle between the center lines of the two shafts and a vertical line, namely the inclination angle of the high-speed shaft 15 relative to the low-speed shaft 14, can be measured through the angle measurement center line 9 and the protractor 3.

The device can not only realize the measurement of the relative position between the low-speed shaft 15 and the low-speed shaft 14, but also measure the diameters of the two shafts, calculate the center distance between the two shafts according to the distance between the first positioning claw 2 and the second positioning claw 6 and the diameters of the two shafts, calculate the horizontal and vertical distances between the high-speed shaft and the low-speed shaft according to the 3 degrees of the protractor and the center distance, and finally determine the position of the high-speed shaft 15 and the low-speed shaft 14.

Further, the bottom end of the protractor 3 is fixed with the balancing weight 10, and the balancing weight 10 is used for guaranteeing that the top end face of the protractor 3 is always in a horizontal state under the condition that the ruler body 1 is inclined, guaranteeing the measurement of the inclination angle of the ruler body 1, and accurately measuring the inclination angle of the high-speed shaft 15 relative to the low-speed shaft 14.

Further, the first clamping jaw 4, the second clamping jaw 5 and the second positioning jaw 6 are respectively connected with the ruler body 1 in a sliding way through the sliding seat 11, the fastening bolt 12 is connected to the sliding seat 11 in a threaded way, the tail end of the fastening bolt 12 is in movable contact with the ruler body 1, and the protractor 3, the first clamping jaw 4, the second clamping jaw 5 and the second positioning jaw 6 are detachably connected with the ruler body 1, so that the protractor is convenient to detach and convenient to carry; the first positioning claw 2, the second clamping claw 5 and the second positioning claw 6 can reciprocate along the ruler body 1 through the functions of the sliding seat 11 and the fastening bolt 12, and meanwhile, the first positioning claw 2, the second clamping claw 5 and the second positioning claw 6 can be positioned during measurement, so that reading is facilitated.

Further, scale marks 13 are arranged on the ruler body 1 along the length direction, and the scale marks 13 are convenient for direct reading during measurement.

The working process comprises the following steps:

when measuring diameter and center distance: when mapping two shaft sections of the gearbox, according to the positions of the high-speed shaft 15 and the low-speed shaft 14, the first positioning claw 2 and the first measuring claw of the ruler body 1 are pressed and clamped on two sides of one shaft (the low-speed shaft 14), the second positioning claw 6 and the second measuring claw are pressed and clamped on two sides of the other shaft (the high-speed shaft 15), the diameters of the two shafts are measured by the upper half parts of the first V-shaped groove 7 and the second V-shaped groove 8, and the diameters of the high-speed shaft 15 and the low-speed shaft 14 and the distance between the first positioning claw 2 and the second positioning claw 6 are read according to scales on the ruler body 1;

when measuring the angle: the inclined planes of the first V-shaped groove 7 of the first measuring claw and the inclined planes of the second V-shaped groove 8 of the second measuring claw are respectively tangent to corresponding shafts so as to ensure that the central lines of the two shafts are parallel to the ruler body 1, and meanwhile, the first measuring claw, the second measuring claw and the second positioning claw 6 are tightly attached to the two shafts so as to ensure mapping precision, and at the moment, the included angle between the ruler body 1 and the graduation of the protractor 3 can be read;

the relative distance between the centers of the two shafts and the horizontal and vertical directions can be accurately calculated by mapping the size and the angle.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The detachable tower mapping tool for the wind power gear box is characterized by comprising a ruler body, a first positioning claw, a first clamping claw, a second clamping claw and a second positioning claw;

2. The detachable tower mapping tool of the wind power gearbox of claim 1, wherein a balancing weight is fixed at the bottom end of the protractor.

3. The detachable tower mapping tool of a wind power gearbox according to claim 1 or 2, wherein the first clamping claw, the second clamping claw and the second positioning claw are respectively connected with the ruler body in a sliding manner by using a sliding seat, a fastening bolt is screwed on the sliding seat, and the tail end of the fastening bolt is in movable contact with the ruler body.

4. A detachable tower mapping tool for a wind power gearbox according to claim 3, wherein the scale body is provided with graduation marks along the length direction of the scale body.

5. The detachable tower mapping tool for a wind power gearbox of claim 4, wherein an angle measurement center line is arranged at one end of the ruler body close to the protractor, and a rotating shaft in the middle of the top end of the protractor is arranged on the angle measurement center line.