Oil changing device for high-altitude gearbox of wind driven generator

Abstract

The utility model discloses an oil changing device for a high-altitude gearbox of a wind driven generator. The oil changing device comprises a lower mounting plate, an electric cabinet, a lower supporting column, a middle mounting plate, an upper supporting column, an upper mounting plate, a fixing nut, a lower oil tank, a lower oil outlet, an upper oil tank, an upper oil outlet, an oil tank limiting plate, a shoulder strap, a waist strap, an inserting buckle, a peristaltic pump mounting plate and a peristaltic pump. Compared with the prior art, the portable wind driven generator is convenient to carry, can be carried on the back and fixed through the waistband, and can be conveniently put onto the wind driven generator along with a worker; oil needing to be replaced is stored in the lower oil tank, the oil quality can be guaranteed, the storage battery is used for supplying power to the peristaltic pump, the oil replacement efficiency can be improved, and use is easy and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of wind turbine generators, in particular to an oil changing device for a high-altitude gearbox of a wind turbine generator. Background Art

[0002] The gearbox is one of the most critical components of a wind turbine, and it is located between the wind rotor and the generator. The industrial and mining environment of wind turbines is very harsh. The size and direction of the loads they are subjected to during operation are difficult to predict. The large amount of uncertainty in instantaneous loads and time-varying variable amplitude alternating loads makes wind turbines very prone to failure. As the main transmission component in a wind turbine, the gearbox is currently one of the most prone to failure components in a wind turbine. However, since the main equipment of the wind turbine is located at high altitudes, the gearbox oil change is usually done manually, but since some equipment is not convenient to bring to high altitudes, the gearbox oil change efficiency is low and the maintenance cost is high. Utility Model Content

[0003] In view of the problems existing in the prior art, the utility model discloses an oil changing device for a high altitude gearbox of a wind turbine generator, comprising a lower mounting plate, an electric control box, a lower support, a middle mounting plate, an upper support, an upper mounting plate, a fixing nut, a lower oil tank, a lower oil outlet, an upper oil tank, an upper oil outlet, an oil tank limit plate, a shoulder strap, a waist belt, a buckle, a peristaltic pump mounting plate, and a peristaltic pump; the lower mounting plate is a circular thin plate, and six lower supports are evenly welded and fixed on the circumference of its upper surface; the top end of the lower support passes through the middle mounting plate and then an upper support is installed thereon; the top end of the upper support passes through the upper mounting plate and then is fitted with a fixing nut for locking; the The lower oil tank is installed in the center of the upper surface of the lower mounting plate, and a lower oil outlet is provided at the bottom end of its side surface, and an oil tank limit plate is respectively installed on the upper end and the central outer wall; the upper oil tank is installed in the center of the upper surface of the middle mounting plate, and an upper oil outlet is provided on its upper surface, and an oil tank limit plate is respectively installed on the upper end and the central outer wall; the shoulder straps are respectively installed on the left and right ends of the middle mounting plate and the upper mounting plate; the waist belt is divided into left and right parts, which are respectively installed on the left and right ends of the lower mounting plate; the two parts of the buckle are respectively installed at the ends of the two parts of the waist belt; the peristaltic pump mounting plate is installed on the left side of the lower pillar and the upper pillar, and a peristaltic pump is installed on its left side.

[0004] As a preferred technical solution of the utility model, the lower mounting plate and the middle mounting plate are both circular stainless steel plates, and the upper mounting plate is a circular stainless steel plate, with convex plates at both ends and a circular hole in the center of the convex plate.

[0005] As a preferred technical solution of the utility model, the oil tank limit plate is welded and fixed on the lower oil tank and the upper oil tank, and its outer wall is pressed against the lower support and the upper support.

[0006] As a preferred technical solution of the present invention, the shoulder straps and waist belt are both made of nylon.

[0007] As a preferred technical solution of the utility model, the lower support and the upper support are connected by threads and have the same length.

[0008] As a preferred technical solution of the utility model, the electric control box is provided with a battery, which is electrically connected to the peristaltic pump, and a peristaltic pump control switch is mounted on the left side thereof.

[0009] The beneficial effects of the utility model are as follows: the utility model is easy to carry, can be carried on the back and fixed by a waist belt, and is convenient for going up to the wind turbine with the staff; and the oil that needs to be replaced is stored in the lower oil tank, which can ensure the quality of the oil, and the peristaltic pump is powered by a battery, which can improve the oil change efficiency, and is simple and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following will briefly introduce the drawings required for the specific implementation or the prior art description. In all the drawings, each element or part is not necessarily drawn according to the actual scale.

[0011] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0012] Figure 2 This is the front view of the utility model;

[0013] Figure 3 It is the left view of the utility model;

[0014] In the figure: lower mounting plate 1, electric control box 2, lower support 3, middle mounting plate 4, upper support 5, upper mounting plate 6, fixing nut 7, lower oil tank 8, lower oil outlet 9, upper oil tank 10, upper oil outlet 11, oil tank limit plate 12, shoulder strap 13, waist belt 14, buckle 15, peristaltic pump mounting plate 16, peristaltic pump 17. DETAILED DESCRIPTION

[0015] Example 1

[0016] like Figures 1 to 3As shown, the utility model discloses an oil changing device for a high altitude gearbox of a wind turbine, comprising a lower mounting plate 1, an electric control box 2, a lower support 3, a middle mounting plate 4, an upper support 5, an upper mounting plate 6, a fixing nut 7, a lower oil tank 8, a lower oil outlet 9, an upper oil tank 10, an upper oil outlet 11, an oil tank limit plate 12, a shoulder strap 13, a waist belt 14, a buckle 15, a peristaltic pump mounting plate 16, and a peristaltic pump 17; the lower mounting plate 1 is a circular thin plate, and six lower supports 3 are welded and fixed evenly distributed on the circumference of its upper surface; the upper support 5 is installed after the top end of the lower support 3 passes through the middle mounting plate 4; the upper support 5 is fitted with a fixing nut 7 and locked after the top end of the upper support 5 passes through the upper mounting plate 6; the lower oil tank 8 It is installed in the center of the upper surface of the lower mounting plate 1, and a lower oil outlet 9 is provided at the bottom end of its side surface, and an oil tank limit plate 12 is respectively installed on the upper end and the central outer wall; the upper oil tank 10 is installed in the center of the upper surface of the middle mounting plate 4, and an upper oil outlet 11 is provided on its upper surface, and an oil tank limit plate 12 is respectively installed on the upper end and the central outer wall; the shoulder strap 13 is respectively installed on the left and right ends of the middle mounting plate 4 and the upper mounting plate 6; the waist belt 14 is divided into left and right parts, which are respectively installed on the left and right ends of the lower mounting plate 1; the two parts of the buckle 15 are respectively installed at the ends of the two parts of the waist belt 14; the peristaltic pump mounting plate 16 is installed on the left side of the lower pillar 3 and the upper pillar 5, and a peristaltic pump 17 is installed on its left side. The lower mounting plate 1 and the middle mounting plate 4 are both circular stainless steel plates, with a convex plate at each end, and a circular hole in the center of the convex plate for fixing and installing the shoulder strap 13 and the waist belt 14. They can be conveniently carried on the back and go up to the wind turbine with the staff; the lower oil tank 8 and the upper oil tank 10 are fixed by the oil pipe limit plate 12 to prevent shaking, and the oil pipe can be wrapped between the two oil pipe limit plates 12, or put in the staff's pocket, and the peristaltic pump 17 is powered by the battery in the electric control box 2, which is convenient for the staff to suck the residual oil in the gear box into the upper oil tank 10 and pump the oil in the lower oil tank 8 into the gear box.

[0017] The working principle of the utility model: when the utility model is in use, the staff can directly use the shoulder strap 13 to carry the whole in front of or behind the body, then pull out the waist belt 14, buckle the buckle 15, and then get on the wind turbine; when the oil in the gear box is replaced, the oil pipe wrapped between the oil tank limit plates 12 is removed, one end is fixed to the upper oil outlet 11, the oil pipe is installed on the peristaltic pump 17, and the other end is extended into the gear box, the upper peristaltic pump 17 is started, the residual oil in the gear box is sucked out, and stored in the upper oil tank 10, after completion, the upper peristaltic pump 17 is closed, one end of the other oil pipe is fixed to the lower oil outlet 11, and the switch on the lower oil outlet 11 is turned on. After the oil pipe is installed on the lower peristaltic pump 17, the other end is extended into the gear box, the lower peristaltic pump 17 is started, and the oil in the lower oil tank 8 is sent into the gear box.

[0018] If the upper and lower oil pipes 8 need to be replaced and the oil therein needs to be cleaned, the fixing nut 7 needs to be unscrewed and the upper mounting plate 6 needs to be removed upwards, and the upper oil tank 10 can be taken out, and then the upper support 5 can be removed from the lower support 3, and the middle mounting plate 4 can be removed, and the lower oil tank 8 can be removed. The connection power supply and control of the peristaltic pump 17 involved in the present utility model are technical means commonly used by those skilled in the art, so they will not be described in detail.

[0019] Components not described in detail herein are prior art.

[0020] Although the specific embodiments of the present invention are described in detail above, the present invention is not limited to the above embodiments. Various changes can be made within the knowledge of ordinary technicians in the field without departing from the purpose of the present invention, and modifications or deformations without creative labor are still within the scope of protection of the present invention.

Claims

1. A wind turbine high altitude gearbox oil changing device, characterized in that: The utility model comprises a lower mounting plate (1), an electric control box (2), a lower support (3), a middle mounting plate (4), an upper support (5), an upper mounting plate (6), a fixing nut (7), a lower oil tank (8), a lower oil outlet (9), an upper oil tank (10), an upper oil outlet (11), an oil tank limit plate (12), a shoulder strap (13), a waist belt (14), a buckle (15), a peristaltic pump mounting plate (16), and a peristaltic pump (17); the lower mounting plate (1) is a circular thin plate, and six lower supports (3) are welded and fixed evenly distributed on the circumference of the upper surface of the lower mounting plate; the upper support (5) is installed after the top end of the lower support (3) passes through the middle mounting plate (4); the upper support (5) is fitted with a fixing nut (7) and locked after the top end of the upper support (5) passes through the upper mounting plate (6); the lower oil tank (8) is installed on the lower mounting plate The lower end of the side of the plate (1) is provided with a lower oil outlet (9) at the center of the upper surface, and an oil tank limit plate (12) is installed on the upper end and the central outer wall respectively; the upper oil tank (10) is installed on the center of the upper surface of the middle mounting plate (4), and an upper oil outlet (11) is provided on the upper surface, and an oil tank limit plate (12) is installed on the upper end and the central outer wall respectively; the shoulder belt (13) is installed on the left and right ends of the middle mounting plate (4) and the upper mounting plate (6) respectively; the waist belt (14) is divided into left and right parts, which are respectively installed on the left and right ends of the lower mounting plate (1); the two parts of the buckle (15) are respectively installed at the ends of the two parts of the waist belt (14); the peristaltic pump mounting plate (16) is installed on the left side of the lower support (3) and the upper support (5), and a peristaltic pump (17) is installed on the left side.

2. The oil changing device for a high altitude gearbox of a wind turbine according to claim 1, characterized in that: The lower mounting plate (1) and the middle mounting plate (4) are both circular stainless steel plates, and the upper mounting plate (6) is a circular stainless steel plate, with convex plates at both ends, and a circular hole in the center of the convex plate.

3. The oil changing device for a high altitude gearbox of a wind turbine according to claim 1, characterized in that: The oil tank limit plate (12) is welded and fixed on the lower oil tank (8) and the upper oil tank (10), and its outer wall is pressed against the lower support column (3) and the upper support column (5).

4. The oil changing device for a high altitude gearbox of a wind turbine according to claim 1, characterized in that: The lower support (3) and the upper support (5) are connected via threads and have the same length.

5. The oil changing device for a high altitude gearbox of a wind turbine according to claim 1, characterized in that: The shoulder strap (13) and waist belt (14) are both made of nylon.

6. The oil changing device for a high altitude gearbox of a wind turbine according to claim 1, characterized in that: The electric control box (2) is provided with a storage battery and is electrically connected to the peristaltic pump (17). The left side of the electric control box (2) is equipped with a control switch of the peristaltic pump (17).

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