CN217683185U - Connect food tray and wind turbine generator system - Google Patents

Abstract

The utility model provides a connect food tray and wind turbine generator system belongs to wind-powered electricity generation technical field. The oil receiving disc is placed below the gear box and comprises a bottom plate and a frame, wherein the frame is arranged on the bottom plate and surrounds the bottom plate, the bottom plate is obliquely arranged, the oblique direction of the wind power transmission chain including the wind power gear is consistent with that of the bottom plate, the bottom plate is obliquely downwards arranged from one end to the other end, the distance between the upper edge of the frame and the bottom plate is reduced. The utility model discloses an connect the food tray, through the bottom plate slope setting that will connect the food tray to match with the inclination of wind-powered electricity generation driving chain, and set up to the hypotenuse frame that has the difference in height through the frame that will connect the food tray, avoid because the bottom plate slope makes the frame that connects the food tray appear the short slab and cause the fluid excessive, thereby make connect the food tray to realize obtaining the biggest oil mass that connects.

Description

Connect food tray and wind turbine generator system

Technical Field

The utility model relates to a wind-powered electricity generation technical field particularly, relates to a connect food tray and wind turbine generator system.

Background

Factors influencing the safe operation of the wind turbine generator are various, for example, the problem of oil leakage of the wind turbine generator is solved. At present, potential oil seepage points on the high-speed end side of the wind power gear box are more, and the potential oil seepage points comprise a high-speed shaft output end, a tubular shaft output end, a pipeline connecting part and the like. For slight leakage and medium-degree oil dripping leakage, if the pollution to the cabin and the tower drum can be avoided by timely finding, the time difference of a plurality of days is usually generated before general finding, the accessories and the outer wall in the tower drum can be polluted, the cleaning is difficult, the maintenance cost is increased, and even potential safety hazards exist. In addition, for the sealing position of the output end of the high-speed shaft and the output end of the tubular shaft, the joint of some oil pipes, such as the buckling position, the bent pipe position or the split flange position, has a certain proportion of failure or cracking risks, and the cleaning cost of the tower barrel is higher when oil is continuously dripped or leakage occurs for one time.

Generally, connect the food tray at the lower extreme of gear box through bolt fixed mounting among the prior art, because gear box below space is limited, lead to connecing too big that the food tray should not set up to the influence connects the oily volume of connecing of food tray.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem that current gear box connects the food tray to connect oil capacity not enough.

In order to solve the problem, the utility model provides a connect food tray, connect the food tray to place the below at the gear box, connect the food tray include the bottom plate with set up in on the bottom plate and center on the frame that the bottom plate set up, the bottom plate slope sets up, incline direction and include the incline direction of the wind-powered electricity generation driving chain including the wind-powered electricity generation gear is unanimous, certainly decurrent one end of bottom plate slope extremely ascending one end of bottom plate slope, on the frame along with distance between the bottom plate reduces.

The utility model discloses an connect food tray to compare in prior art's advantage lies in:

the utility model discloses a to connect the bottom plate slope setting of food tray, and unanimous with the incline direction of whole wind-powered electricity generation driving chain, so that connect the assembly between food tray and the wind-powered electricity generation gear box, and the frame that will connect the food tray sets up to reducing along with the bottom plate distance on bottom plate slope lower extreme to the upper end frame, make the hypotenuse frame of frame for having the difference in height, can avoid from this because the bottom plate slope causes the frame that connects the food tray to appear the short slab and then the fluid that causes is excessive, thereby make the food tray that connects realize obtaining the biggest oil mass that connects.

In one embodiment, the inclination angle of the bottom plate is the same as the inclination angle of the wind power transmission chain.

From this for connect the food tray to match with the installation inclination of wind-powered electricity generation driving chain, be convenient for on the one hand connect the assembly of food tray and wind-powered electricity generation gear box, on the other hand also makes and seems neat and pleasing to the eye on the whole.

In one embodiment, the frame comprises four vertical plates connected in sequence, and the upper edges of the four vertical plates are located on the same horizontal plane.

This embodiment sets up the upper edge of four risers of frame to same horizontal plane under the condition that the bottom plate slope set up, can obtain the biggest oil mass that connects from this, avoids fluid excessive.

In one embodiment, ribs are arranged on the bottom plate, and notches for oil to pass through are formed in the ribs.

The utility model discloses a connect the food tray, through add the rib on the chassis for improve chassis intensity, avoid connecing the food tray to warp and lead to the oil leak. Through the setting of notch on the rib, the fluid in the oil pocket of the rib both sides of being convenient for flows each other, avoids connecing the interior great fluid volume of local oil liquid of food tray to lead to connecing the fluid in the food tray to spill over or cause and connect the food tray to lead to warping because of unbalanced by weight, connects the oil liquid intercommunication in the food tray through guaranteeing, avoids local long-pending oil too high for the chassis atress is even, thereby guarantees to connect the food tray to have sufficient intensity.

In one embodiment, the notch is disposed at the bottom of the rib.

From this for connect the fluid distribution on the food tray more even, avoid local long-pending oil.

In one embodiment, the oil receiving disc further comprises an oil discharge opening structure, and the oil discharge opening structure comprises an oil hole formed in the bottom plate, an oil pipe connected with the oil hole, and a pipe plug connected with the oil pipe.

The utility model discloses a set up the oil discharge opening structure to in clearance fluid.

In one embodiment, the bottom plate is provided with a yielding hole structure, and the yielding hole structure is used for being matched with a boss on the wind power gear box.

The utility model discloses a set up the hole structure of stepping down that matches with wind-powered electricity generation gear box bottom boss on the bottom plate that connects the food tray to guarantee that the connection between transportation frock and the boss is not influenced.

In one embodiment, the drip pan comprises a plurality of chassis including the floor and the rim, and a plurality of the chassis are detachably connected with each other.

The utility model discloses a connect the food tray to pass through the modularization setting, not only be convenient for connect the dismouting of food tray, and can avoid setting up the great thing hole that hangs of size on the fan.

In one embodiment, the oil receiving pan further comprises handles disposed on the side walls of the rim.

The arrangement of the handle is convenient for the transportation of the chassis.

The utility model also provides a wind turbine generator system, include connect the food tray.

The utility model discloses a wind turbine generator system compares in prior art's advantage and connects the food tray to compare in prior art's advantage unanimous, no longer gives unnecessary details here.

Drawings

FIG. 1 is a schematic view of the overall structure of an oil pan according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a chassis in an embodiment of the present invention.

Description of reference numerals:

1-a chassis; 11-a base plate; 12-a frame; 2-ribs; 21-notch; 3-oil hole; 4-abdication hole structure; 5-a handle; 6, mounting a bracket.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In addition, the upper, lower, left, right, front and rear mentioned in the embodiment of the utility model refer to the corresponding position of the oil receiving disc when the oil receiving disc of the utility model is placed as shown in the attached figure 2; wherein, X positive direction represents "left", X reverse direction represents "right", Y positive direction represents "rear", Y reverse direction represents "front", Z positive direction represents "up", Z reverse direction represents "down".

Please refer to fig. 2, an oil receiving disc according to an embodiment of the present invention is configured to be disposed below a wind power gear box, the oil receiving disc includes a bottom plate 11 and a frame 12 disposed on the bottom plate 11 and surrounding the bottom plate 11, the bottom plate 11 is disposed in an inclined manner, and an inclined direction of the oil receiving disc is consistent with an inclined direction of a wind power transmission chain including a wind power gear, from a downward inclined end of the bottom plate 11 to an upward inclined end of the bottom plate 11, a distance between the upper edge of the frame 12 and the bottom plate 11 is reduced, that is, a height of the frame 12 near an inclined lower end of the bottom plate 11 is greater than a height of an inclined upper end of the bottom plate 11.

The food tray that connects of this embodiment, mainly used place in the gear box below for with the oil of gear box seepage temporarily store in connecing the food tray, avoid lasting oil drip pollution cabin inner part. Generally, in order to increase the distance between the blade tip and the tower and prevent the blade from colliding with the tower, the gearbox is usually installed at an installation inclination angle, or an installation inclination angle of an entire wind power transmission chain including the gearbox is provided, that is, an included angle is formed between the plane of the transmission chain and the horizontal plane. In order to match with the gear box, the oil receiving disc of the embodiment is obliquely arranged below the gear box, and the oblique direction is consistent with the oblique direction of the wind power transmission chain.

It can be understood that, because the bottom plate 11 is disposed obliquely, one end of the bottom plate 11 is at a high position, and the other end of the bottom plate 11 is at a low position, the oil will naturally flow to the low position on the bottom plate 11. Therefore, in order to ensure the maximum oil receiving capacity of the oil receiving pan, in the present embodiment, the distance between the upper edge of the rim 12 and the bottom plate 11 decreases from the inclined lower end to the upper end of the bottom plate 11. The distance can be reduced gradually or in a stepwise manner, or the middle of the distance is reduced by a transition section, which is equivalent to that a frame with high and low edges is arranged around the bottom plate 11, so that the height of the frame at the low position is greater than that of the frame at the high position. Thus, when the oil flows on the inclined bottom plate 11, the lower frame has a sufficient height to prevent the oil from overflowing.

Therefore, the present embodiment avoids oil overflow due to short plate of the rim 12 of the oil receiving pan caused by inclination of the bottom plate 11 by setting the rim 12 of the oil receiving pan as a hypotenuse rim with a height difference, thereby enabling the oil receiving pan to achieve maximum oil receiving amount.

It should be noted that the bottom plate 11 is generally a rectangular plate, and the frame 12 generally has four vertical plates, which are sequentially connected to form a frame. For convenience of illustration, the frame 12 includes a third vertical plate located at the inclined lower end of the bottom plate 11, a fourth vertical plate located at the inclined upper end of the bottom plate 11, and two oppositely disposed first vertical plates connecting the third vertical plate and the fourth vertical plate, that is, the third vertical plate is in a low position, the fourth vertical plate is in a high position, where the inclined lower end of the so-called frame 12 close to the bottom plate 11 includes the third vertical plate and a part of the first vertical plate, and the inclined upper end of the so-called frame 12 close to the bottom plate 11 includes the other part of the fourth vertical plate and the first vertical plate.

Specifically, as shown in fig. 2, in the position shown in fig. 2, the frame 12 includes a left rib, a right rib, a front rib, and a rear rib, and during installation, the bottom plate 11 is in an installation state of being high on the left and low on the right, so the left rib of the frame 12 is a fourth vertical plate at a high position, the right rib is a third vertical plate at a low position, and the front rib and the rear rib are two first vertical plates which are oppositely arranged, and thus the bottom plate 11 and the frame 12 enclose a groove body for receiving oil.

In practical application, a wind power transmission chain of a gear box generally has an inclination angle of 5 degrees, in order to avoid the occurrence of a void on a frame 12 of an oil receiving disc after the oil receiving disc is installed and influence the maximum oil receiving capacity of the oil receiving disc, in one embodiment, a front rib and a rear rib are set to be inclined edges with height difference on the left and right sides according to the inclination angle of the wind power transmission chain, that is, the heights of two oppositely arranged first vertical plates are set in a height-height manner, so that the heights of two ends of the first vertical plates are different, for example, the height of one end of the first vertical plate close to the third vertical plate is greater than the height of the fourth vertical plate, that is, the height of the right ends of the front rib and the rear rib is greater than the height of the left end, and more preferably, the height of the first vertical plate is increased or decreased from one end to the other end.

In another embodiment, the height of the third vertical plate at the lower position may be set to be greater than the height of the fourth vertical plate at the higher position.

In a preferred embodiment, the height of one end, close to the third vertical plate, of the first vertical plate is set to be greater than the height of the end, close to the fourth vertical plate, of the first vertical plate, and the height of the third vertical plate is set to be greater than the height of the fourth vertical plate, so that when the oil receiving disc is installed below the gear box, overflow of oil when the oil flows to the low end due to the inclined arrangement of the bottom plate 11 is avoided, and the maximum oil receiving capacity of the oil receiving disc is improved.

More preferably, the upper edges of the four vertical plates are positioned on the same horizontal plane, so that the maximum oil receiving amount can be obtained, the oil is prevented from overflowing, and the integral structure has aesthetic property.

In the preferred embodiment, the inclination angle of the bottom plate 11 is the same as that of the wind power transmission chain, so that the oil receiving disc and the wind power gear box can be conveniently assembled, and the whole appearance is tidy and attractive.

It should also be understood that the inclination angle of the oil receiving pan is preferably set to be the same as the inclination angle of the wind power transmission chain, meaning that the higher rib on the bottom plate 11 corresponds to the higher position on the wind power transmission chain of the gearbox and the lower rib on the bottom plate 11 corresponds to the lower position on the wind power transmission chain. Illustratively, the front flange includes a high flange, a low flange and a transition flange connecting the high flange and the low flange, a height difference between the high flange and the low flange is calculated and set according to an inclination of the wind power transmission chain, the high flange corresponds to a higher position on the wind power transmission chain, and the low flange corresponds to a lower position on the wind power transmission chain.

This embodiment will connect the flange around the food tray to set up to the hypotenuse that the left and right sides has the difference in height according to wind-powered electricity generation driving chain inclination, avoids connecing the short slab to appear on the frame 12 of food tray to make and connect the food tray to realize the biggest oil mass that connects.

In some embodiments, the bottom plate 11 is provided with ribs 2, and the ribs 2 are provided with notches 21 for oil to pass through.

Among the prior art, in order to improve the oily capacity that connects of connecing the oil pan, generally adopt the rectangle recess formula of great area to connect the oil pan, nevertheless this kind connects the oil pan intensity not enough, yielding, consequently connects the oil pan to take place to warp when preventing the oil mass great, will connect the thick that the oil pan set up usually, but this can lead to connecing the weight of oil pan also great.

The food tray that connects of this embodiment adds rib 2 on bottom plate 11 for improve 11 intensity of bottom plate, avoid connecing the deformation of food tray to lead to the oil leak. In addition, the setting of rib 2 for connect the food tray to be separated for a plurality of oil pockets, the setting of notch 21 on the rib 2, the fluid in the oil pocket of the 2 both sides of rib of being convenient for flows each other, avoids connecing the interior great fluid volume of local fluid volume of food tray to lead to connecing the fluid in the food tray to spill over or cause to connect the food tray to lead to warping because of unbalanced by weight.

In this embodiment, guarantee to connect the food tray to have sufficient intensity through setting up rib 2, oil liquid intercommunication in the whole food tray that connects simultaneously avoids local long-pending oily too high for 1 atress on chassis is even, thereby guarantees to connect the food tray to have sufficient intensity.

In some embodiments, the drip pan comprises a plurality of chassis 1 having a bottom plate 11 and a side frame 12, and a plurality of the chassis 1 are detachably connected to each other. As shown in fig. 1, the drip pan is shown as being formed by two chassis 1 connected by bolts or the like.

In the embodiment, the oil receiving disc comprises a plurality of detachably connected chassis 1, on one hand, the chassis 1 can be changed, cleaned and maintained in a modularized mode, on the other hand, the chassis 1 can be ensured to penetrate through the lifting hole, so that the oil receiving disc is convenient to disassemble and assemble, for example, when the oil receiving disc is installed, each chassis 1 can be transported to an installation position from the lifting hole on a fan, and then the plurality of chassis 1 are connected, so that the problem that a large lifting hole is formed in the fan is avoided, and only the lifting hole through which the chassis 1 penetrates is required to be formed; when the oil receiving disc is disassembled, the plurality of chassis 1 are disassembled and then are respectively lifted away from the object lifting holes.

The food tray that connects of this embodiment adopts polylith split type structure, and the modularization setting not only is convenient for connect the dismouting of food tray, and can avoid setting up the great thing hole that hangs of size on the fan.

In some embodiments, the oil receiving pan further comprises an oil discharging structure, wherein the oil discharging structure comprises an oil hole 3 formed in the bottom plate 11, an oil pipe connected to the oil hole 3, and a pipe plug connected to the oil pipe.

In this embodiment, set up the oil drain structure so that clear up fluid, the oil drain structure adopts above-mentioned structure, and when fluid on chassis 1 reached the release standard and need the oil drain, open the stopcock, fluid is discharged from oilhole 3, oil pipe, when needs collect fluid, adopt the stopcock to seal oil pipe can. Wherein, the pipe plug can adopt the form of plug, in order to cooperate with oil pipe.

The oil receiving disc of the embodiment can easily realize oil cleaning through the oil discharge hole structure with the oil hole 3, the oil pipe and the pipe plug.

In some embodiments, the bottom plate 11 is provided with a yielding hole structure 4, and the yielding hole structure 4 is used for being matched with a boss on the wind power gear box.

Because the bottom of wind-powered electricity generation gear box can be provided with the boss usually to in the wind-powered electricity generation gear box during transportation with the frock cooperation, consequently, this embodiment is provided with the hole structure 4 of stepping down that matches with wind-powered electricity generation gear box bottom boss on the bottom plate 11 that connects the food tray, is not influenced with being connected between assurance transportation frock and the boss. By the cooperation between the boss and the abdicating hole structure 4, it should be understood that the abdicating hole structure 4 can accommodate the boss, or the boss can be placed in the abdicating hole structure 4. In a specific embodiment, the yielding hole structure 4 includes a yielding hole formed on the bottom plate 11, and a blocking rib disposed on the bottom plate 11 and around the yielding hole. Keep off the effect of muscle and lie in, carry out the auxiliary stay to the boss, avoid the boss and step down and take place to rock between the hole for the boss passes and takes place the slope behind the hole of stepping down, is unfavorable for being connected of boss and transportation frock, and because rock for a long time and make the hole of stepping down enlarge and then dock the food tray and cause the damage.

In some embodiments, the drip pan further comprises a handle 5, and the handle 5 is disposed on a side wall of the rim 12. The arrangement of the handle 5 is convenient for the transportation of the chassis 1.

In some embodiments, as shown in fig. 2, the notch 21 is disposed at the bottom of the rib 2, so that oil can flow in the oil chamber on both sides of the rib 2 regardless of the amount of oil. By the mode, oil liquid on the oil receiving disc can be distributed more uniformly, and local oil accumulation is avoided. Of course, in other embodiments, the notch 21 may be disposed at another position except the bottom of the rib 2, so that the notch 21 is not communicated with the bottom plate 11, and in this case, the oil in the oil chambers on both sides of the rib 2 can flow into each other when reaching a certain depth.

In some embodiments, the number of the notches 21 is multiple, and a plurality of the notches 21 are arranged on the rib 2 at intervals. As shown in fig. 2, be provided with a plurality of notches 21 along the left and right direction on rib 2, from this, when fluid volume is great, a plurality of notches 21 all can circulate, can realize shunting fast, avoid connecing the local long-pending oil of food tray.

In some embodiments, the oil receiving pan further comprises a mounting bracket 6, the mounting bracket 6 is disposed on the chassis 1, and the mounting bracket 6 is used for connecting with a wind power gear box. As shown in fig. 1 and 2, the mounting bracket 6 is an L-shaped plate, one end of the L-shaped plate is disposed on the bottom plate 11, and the other end of the L-shaped plate is provided with a mounting hole for connecting with the wind power gear box. In order to ensure the connection stability between the oil receiving pan and the wind power gear box, a plurality of mounting brackets 6 may be provided, and the directions of the mounting brackets 6 may be different, for example, two mounting brackets 6 shown in fig. 2, the directions of the mounting holes thereon are respectively the front-back direction and the left-right direction.

Another embodiment of the utility model provides a wind turbine generator system, include connect the food tray. It should be understood that the wind power gearbox is further included, and the oil receiving disc is arranged at the lower end of the wind power gearbox.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims (10)

1. The oil receiving disc is characterized by being placed below a wind power gear box and comprising a bottom plate (11) and a frame (12) arranged on the bottom plate (11) and surrounding the bottom plate (11), wherein the bottom plate (11) is obliquely arranged, the oblique direction of the wind power transmission chain comprising wind power gears is consistent with that of the wind power transmission chain, the bottom plate (11) is obliquely downward from one end to the upward end of the bottom plate (11), and the distance between the edge of the frame (12) and the bottom plate (11) is reduced.

2. Drip pan according to claim 1, characterized in that the inclination angle of the floor (11) is the same as the inclination angle of the wind power transmission chain.

3. An oil pan as claimed in claim 1, wherein the rim (12) comprises four vertical plates connected in sequence, and the upper edges of the four vertical plates are in the same horizontal plane.

4. An oil pan as claimed in claim 1, characterized in that the bottom plate (11) is provided with ribs (2), the ribs (2) being provided with slots (21) for the passage of oil.

5. An oil drip pan according to claim 4, characterized in that the notches (21) are provided at the bottom of the ribs (2).

6. The oil pan as claimed in claim 1, further comprising an oil drain structure including an oil hole (3) opened in the bottom plate (11), an oil pipe connected to the oil hole (3), and a plug for connecting to the oil pipe.

7. An oil-receiving pan as claimed in claim 1, wherein the bottom plate (11) is provided with a hole-avoiding structure (4), and the hole-avoiding structure (4) is used for matching with a boss on the wind power gear box.

8. An oil drip pan as claimed in claim 1, characterized in that it comprises a plurality of chassis (1) comprising said floor (11) and said rim (12), a plurality of said chassis (1) being detachably connected to each other.

9. An oil drip pan according to claim 1, further comprising a handle (5), wherein the handle (5) is provided to a side wall of the rim (12).

10. A wind power plant comprising an oil pan according to any one of claims 1 to 9.

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