CN214741877U

CN214741877U - Driftage speed reducer oiling device of fan

Info

Publication number: CN214741877U
Application number: CN202121211423.XU
Authority: CN
Inventors: 王玉鹏; 王国峰; 任涛; 张永生; 杨少帅; 何亚平; 尚永亮; 张亮
Original assignee: Huaneng Huajialing Wind Power Co ltd
Current assignee: Huaneng Huajialing Wind Power Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-11-16
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a driftage speed reducer oiling device of fan, including upper cover and sub-lid, sub-lid detachably adorns on covering, and the one end of sub-lid has set firmly the handle, and its other end rotationally is equipped with the oil gauge ware. When oil is measured, the handle is screwed, the sub cover rotates relative to the upper cover until the sub cover is disassembled from the upper cover, the oil measuring device leaves the liquid level along with the sub cover, the oil height is obtained through the oil measuring device, the oil measuring purpose is achieved, the weight of the sub cover is obviously lighter than that of the upper cover, the sub cover is convenient for maintenance personnel to disassemble and assemble, the action of inserting or taking out an oil measuring ruler is omitted, the labor intensity is low, the operation steps are simple, and the operation is convenient. In addition, the oil meter can be rotationally arranged on the sub cover, when the sub cover rotates relative to the upper cover, the oil meter does not rotate along with the sub cover due to overlarge oil resistance, the oil meter is prevented from stirring oil, floating oil is prevented from infecting the oil meter, and oil metering is accurate. Therefore, the utility model provides a driftage speed reducer oiling device of fan operates more conveniently and the volume oil is more accurate.

Description

Driftage speed reducer oiling device of fan

Technical Field

The utility model relates to a wind power generation technical field, in particular to driftage speed reducer oiling device of fan.

Background

The single wind generating set is usually configured with three to four yaw speed reducers, so that the yaw speed reducers drive the engine room to yaw, when the wind direction changes, the yaw speed reducers can ensure that the generator is aligned with the wind direction, and the function of the yaw speed reducers is very important, so that the optimization of the structure of the yaw speed reducers is particularly necessary.

The yaw speed reducer is usually provided with an oil injection device, and lubricating oil is periodically injected into each gear of the yaw speed reducer through the oil injection device, so that the service life of the yaw speed reducer is prolonged. The existing oil injection device comprises an oil storage tank with an oil injection port and a sealing cover arranged at the oil injection port, wherein the sealing cover is in threaded connection with the oil injection port, and when the volume of lubricating oil in the oil storage tank needs to be known, a maintenance worker needs to firstly detach the sealing cover and then insert a dip rod into the oil storage tank, so that the height of the lubricating oil can be measured. In the measuring process, a maintenance worker needs to frequently disassemble and assemble the sealing cover, the weight of the sealing cover is usually heavier, the arm of the maintenance worker is extremely easy to fatigue, the disassembly and the assembly are inconvenient, the oil measuring step is more complicated, and the operation is extremely inconvenient. In addition, when the dip rod is inserted every time, the dip rod is easy to stir oil, and the floating oil is easy to contaminate the scales of the dip rod, so that the oil metering is inaccurate.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present invention is to provide an oiling device for a yaw speed reducer of a fan, which includes an upper cover and a sub-cover, wherein the sub-cover is detachably mounted on the upper cover, the sub-cover is rotatably provided with an oil meter, the oil meter does not rotate along with the sub-cover due to oil resistance, the oil meter is prevented from stirring oil, and the oil metering is more accurate; when measuring oil, only need to cover from the upper cover and dismantle the sub-lid alright realize the oil measurement, it is more convenient to operate.

The utility model provides a driftage speed reducer oiling device of fan, include:

an upper cover;

a sub-cover detachably attached to the upper cover; one end of the sub-cover is fixedly provided with a handle, and the other end of the sub-cover is rotatably provided with an oil gauge for measuring the height of oil.

Preferably, one side of the sub-cover, which is far away from the handle, is provided with a mounting groove, and a rotary bearing is arranged between the mounting groove and the oil gauge.

Preferably, the oil metering device further comprises an oil storage tank with an oil storage groove, and the length of the oil metering device is larger than the depth of the oil storage groove.

Preferably, an oil outlet is formed in the bottom of the oil storage tank, and an oil filling pipe is externally connected to the oil outlet.

Preferably, one end of the oil storage tank close to the oil filling pipe is conical.

Preferably, the upper cover is arranged at an oil filling port of the oil storage tank, and an upper cover sealing member is arranged between the upper cover and the oil filling port.

Preferably, the top integral type of upper cover is equipped with the fixed slot, and sub-lid integral type is equipped with the adapter sleeve, fixed slot and adapter sleeve threaded connection.

Preferably, the sub-cover comprises a support column matched with the central hole of the upper cover, and a sub-cover sealing member is arranged between the support column and the central hole.

Preferably, the oil meter is embodied as a dipstick.

Preferably, the oil meter is a liquid level sensor, and further comprises a display and a controller respectively connected with the liquid level sensor and the display, wherein the controller is used for controlling the display to display the oil height in real time according to a signal fed back by the liquid level sensor.

Compared with the prior art, the utility model provides a driftage speed reducer oiling device of fan, including upper cover and subshell, subshell detachably adorns on covering, and the one end of subshell has set firmly the handle, and its other end rotationally is equipped with the oil gauge ware.

Under the normal state, the oil meter is immersed in oil liquid; when oil is measured, the handle is screwed, the sub cover rotates relative to the upper cover until the sub cover is disassembled from the upper cover, the oil measuring device leaves the liquid level along with the sub cover, the oil height is obtained through the oil measuring device, the oil measuring purpose is achieved, the weight of the sub cover is obviously lighter than that of the upper cover, the sub cover is convenient for maintenance personnel to disassemble and assemble, the action of inserting or taking out an oil measuring ruler is omitted, the labor intensity is low, the operation steps are simple, and the operation is convenient.

In addition, the oil meter can be rotationally arranged on the sub cover, when the sub cover rotates relative to the upper cover, the oil meter does not rotate along with the sub cover due to overlarge oil resistance, the oil meter is prevented from stirring oil, floating oil is prevented from infecting the oil meter, and oil metering is accurate.

Therefore, the utility model provides a driftage speed reducer oiling device of fan operates more conveniently and the volume oil is more accurate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a sectional view of a yaw speed reducer oiling device of a fan according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is a bottom view of the sub-cap, the slew bearing, and the oil meter of fig. 1 after assembly.

The reference numbers are as follows:

the device comprises an upper cover 1, a sub-cover 2, an oil meter 3, an oil storage tank 4, a rotary bearing 5, an oil filling pipe 6, an upper cover sealing piece 7 and a sub-cover sealing piece 8;

a fixing groove 11 and a central hole 12;

a connecting sleeve 21, a supporting column 22 and a handle 23;

an oil sump 40.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, fig. 1 is a sectional view of a yaw speed reducer oiling device of a fan according to an embodiment of the present invention; FIG. 2 is an enlarged view of a portion of FIG. 1; FIG. 3 is an enlarged view of a portion B of FIG. 1;

The embodiment of the utility model discloses driftage speed reducer oiling device of fan, including upper cover 1 and

sub-lid

2, 2 detachably of sub-lid adorn on upper cover 1, specifically, upper cover 1 all is discoid with sub-lid 2, and the diameter of sub-lid 2 is greater than the external diameter of upper cover 1. When the height of the oil liquid is measured, only the sub cover 2 needs to be detached. Only when needing the oiling, just pull down upper cover 1, convenient quick oiling.

One end of the sub-cover 2 is fixedly provided with a handle 23, and the other end thereof is rotatably provided with an oil gauge 3. The handle 23 can be welded on the top of the sub-cover 2, so that the sub-cover 2 can be conveniently detached by maintenance personnel, and the fingers of the maintenance personnel can be prevented from being infected with oil. Certainly, the handle 23 can be sleeved with an anti-slip sleeve, so that the friction force between the handle 23 and the palm is increased, and the difficulty in detaching the sub-cover 2 can be reduced.

In a first embodiment, the oil meter 3 is embodied as a dipstick, which may be flat in cross-section. Of course, the dipstick may also be triangular prism or cylindrical, or other shapes, and is not limited herein.

Specifically, a mounting groove is formed in one side, away from the handle 23, of the sub cover 2, a rotary bearing 5 is arranged between the mounting groove and the oil meter 3, and the oil meter 3 is supported by the rotary bearing 5 to rotate relative to the sub cover 2. The outer ring of the rotary bearing 5 is in interference connection with the mounting groove, and the inner ring of the rotary bearing 5 is in interference connection with the oil meter 3. The slewing bearing 5 may be, in particular, a deep groove ball bearing, but is not limited thereto.

When the sub-cover 2 rotates relative to the upper cover 1, the oil meter 3 does not rotate along with the sub-cover 2 due to overlarge oil resistance, the oil meter 3 is prevented from stirring oil, the floating oil is further prevented from impregnating the oil meter 3, and oil metering is accurate.

Under the normal state, the oil meter 3 is immersed in the oil liquid; during oil measurement, the handle 23 is screwed, the sub-cover 2 rotates relative to the upper cover 1 until the sub-cover 2 is detached from the upper cover 1, the oil measurer 3 leaves the liquid level along with the sub-cover 2, the oil height is obtained through the oil measurer 3, the oil measurement purpose is achieved, the upper cover 1 does not need to be detached, the sub-cover 2 is obviously lighter than the upper cover 1 in weight, maintenance personnel can conveniently detach and assemble the sub-cover, the action of inserting or taking out an oil measuring ruler is omitted, labor intensity is low, operation steps are simple, and operation is convenient.

To sum up, the utility model provides a driftage speed reducer oiling device of fan operates more conveniently and the volume oil is more accurate.

The utility model discloses still include oil storage tank 4, oil storage tank 4 center is equipped with oil storage tank 40, utilizes oil storage tank 40 to save lubricating oil. The oil reservoir 4 may be cylindrical.

The length of the oil meter 3 is larger than the depth of the oil storage tank 40, so that the oil meter 3 can extend into the bottom of the oil storage tank 40, and the oil height can be measured accurately. An oil outlet is formed in the bottom of the oil storage groove 40, and the oil measurer 3 is inserted into the oil outlet, so that the length of the oil measurer 3 is greater than the depth of the oil storage groove 40. The oil equivalent device 3 is an oil measuring ruler, and the zero scale of the oil measuring ruler can be flush with the oil outlet of the oil storage tank 40, so that the oil height can be accurately measured.

An oil outlet is formed in the bottom of the oil storage tank 40, the oil outlet is externally connected with an oil filling pipe 6, and the oil filling pipe 6 is connected with a yaw speed reducer to supply lubricating oil for the yaw speed reducer. And one end of the oil filling pipe 6 close to the yaw speed reducer is provided with a 74-degree conical joint, so that the oil filling pipe 6 is reliably connected with the yaw speed reducer.

One end of the oil storage tank 40 close to the oil filling pipe 6 is conical, so that oil at the bottom of the oil storage tank 40 is concentrated and converged to an oil outlet, and the oil in the oil storage tank 40 can be emptied conveniently; in addition, the conical structure at the bottom of the oil storage tank 40 can guide the oil meter 3 to be quickly inserted into the oil outlet, so that the oil meter 3 is prevented from colliding with the inner wall of the oil storage tank 40.

The sub-cover 2 is arranged at the center of the upper cover 1, the sub-cover 2 comprises a supporting column 22, the upper cover 1 is provided with a central hole 12, the supporting column 22 is inserted in the central hole 12, the two holes are matched with each other in a shaft mode, the sub-cover 2 is coaxial with the upper cover 1, the upper cover 1 is arranged at an oil filling port of the oil storage groove 40, the sub-cover 2 is coaxial with the oil storage groove 40, and the oil meter 3 is perpendicularly arranged in the oil storage groove 40, so that the accuracy of oil metering is ensured.

A sub-cover sealing member 8 is arranged between the supporting column 22 and the central hole 12, and seals a gap between the sub-cover 2 and the upper cover 1 to prevent foreign matters from falling into the oil storage tank 4. The sub-lid sealing element 8 may be an O-ring, and accordingly the support column 22 is provided with an annular groove, in which the sub-lid sealing element 8 is seated.

The upper cover 1 is in threaded connection with the oil filling port, an upper cover sealing part 7 is arranged between the upper cover 1 and the oil filling port, a gap between the upper cover 1 and the oil storage tank 4 is sealed, and foreign matters are further prevented from falling on the oil storage tank 4. The upper cover sealing element 7 may be an O-ring, and the upper cover sealing element 7 may be installed in an annular groove formed in the outer side of the upper cover 1.

The top integral type of upper cover 1 is equipped with fixed

slot

11, and 2 integral types of subshells are equipped with adapter sleeve 21, and fixed slot 11 and adapter sleeve 21 threaded connection, and then make subshells 2 and upper cover 1 realize dismantling and be connected, and in addition, the cooperation of fixed slot 11 and adapter sleeve 21 can realize dustproof and waterproof to a certain extent. The fixing groove 11 is specifically a circular groove, the fixing groove 11 is coaxial with the central hole 12 of the upper cover 1, and the fixing groove 11 is located outside the central hole 12. The connecting sleeve 21 is specifically an annular sleeve, the connecting sleeve 21 is coaxial with the supporting column 22 of the sub-cover 2, and the connecting sleeve 21 is located outside the supporting column 22. Of course, the connection mode of the upper cover 1 and the sub-cover 2 is not limited to this, and other similar structures are adopted instead, and the purpose of the present invention can still be achieved.

The second embodiment is different from the first embodiment in the type of the oil change device 3, and the other structure is the same as that of the first embodiment.

In the second embodiment, the oil meter 3 is a liquid level sensor, and the liquid level sensor is used to detect the height of the oil in the oil storage tank 4 in real time, accordingly, the utility model discloses still include display and controller, the controller links to each other with liquid level sensor and display respectively. When the controller received the signal of telecommunication of level sensor feedback, the controller sent the display after with signal of telecommunication conversion, made the display show fluid height in real time, made things convenient for maintenance personal to acquire the fluid height fast.

It should be noted that the controller should include a signal receiving portion and a signal transmitting portion, the signal receiving portion is used for receiving the electrical signal transmitted by the liquid level sensor, and the signal transmitting portion and the signal receiving portion are electrically connected so that the signal transmitting portion transmits the generated signal to the display. The specific arrangement of the signal receiving part and the signal transmitting part can refer to the prior art; in the utility model, only the application scenarios of the above two are changed, but not substantially improved. Obviously, the controller with the structure is widely applied to the existing automatic control equipment, such as an MCU, a DSP or a single chip microcomputer. The utility model discloses a key point lies in, the controller combines both level sensor and display.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a driftage speed reducer oiling device of fan which characterized in that includes:

an upper cover (1);

a sub-cover (2) detachably attached to the upper cover (1); one end of the sub-cover (2) is fixedly provided with a handle (23) and the other end is rotatably provided with an oil gauge (3) for measuring the height of oil.

2. The oiling device for the yaw reducer of the fan as claimed in claim 1, wherein a mounting groove is arranged on one side of the sub-cover (2) far away from the handle (23), and a rotary bearing (5) is arranged between the mounting groove and the oil gauge (3).

3. The oiling device for the yaw reducer of the fan according to claim 1, further comprising an oil storage tank (4) having an oil storage tank (40), wherein the length of the oil gauge (3) is greater than the depth of the oil storage tank (40).

4. The oiling device for the yaw reducer of the fan as claimed in claim 3, wherein an oil outlet is arranged at the bottom of the oil storage tank (40), and an oiling pipe (6) is externally connected to the oil outlet.

5. The oiling device for the yaw reducer of the fan as claimed in claim 4, wherein one end of the oil storage tank (40) close to the oiling pipe (6) is conical.

6. The oiling device for the yaw speed reducer of the fan, according to claim 3, is characterized in that the upper cover (1) is installed at an oiling port of the oil storage tank (40), and an upper cover sealing member (7) is arranged between the upper cover (1) and the oiling port.

7. The oiling device for the yaw reducer of the fan according to any one of claims 1 to 6, wherein the top of the upper cover (1) is integrally provided with a fixing groove (11), the sub-cover (2) is integrally provided with a connecting sleeve (21), and the fixing groove (11) is in threaded connection with the connecting sleeve (21).

8. The oiling device for the yaw reducer of the fan according to any one of claims 1 to 6, wherein the sub-cover (2) comprises a supporting column (22) matched with the central hole (12) of the upper cover (1), and a sub-cover sealing member (8) is arranged between the supporting column (22) and the central hole (12).

9. The oiling device for the yaw reducer of the fan according to any one of claims 1 to 6, wherein the oil measurer (3) is specifically a dip rod.

10. The oiling device for the yaw reducer of the fan as claimed in any one of claims 1 to 6, wherein the oil gauge (3) is a liquid level sensor, and further comprises a display and a controller respectively connected to the liquid level sensor and the display, wherein the controller is configured to control the display to display the oil level in real time according to a signal fed back by the liquid level sensor.