CN210510218U - Wind power gear box - Google Patents
Wind power gear box Download PDFInfo
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- CN210510218U CN210510218U CN201921501259.9U CN201921501259U CN210510218U CN 210510218 U CN210510218 U CN 210510218U CN 201921501259 U CN201921501259 U CN 201921501259U CN 210510218 U CN210510218 U CN 210510218U
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Abstract
The utility model belongs to the technical field of gear drive, a wind-powered electricity generation gear box is disclosed. The wind power gear box includes: a gearbox body; the motor pump set is arranged on one side of the gear box body, a first screw hole is formed in the motor pump set, a second screw hole matched with the first screw hole is formed in the gear box body, first screw connecting pieces penetrate through the first screw hole and the second screw hole, and the motor pump set is in threaded connection with the gear box body through the first screw connecting pieces; the filtering system is arranged on the other side of the gearbox box body, a third screw hole is formed in the filtering system, a fourth screw hole matched with the third screw hole is formed in the gearbox box body, a second screw connector penetrates through the third screw hole and the fourth screw hole, and the filtering system is connected to the gearbox box body through the second screw connector in a screwed mode; and the connecting pipe is used for connecting the motor pump set with the filtering system. The utility model discloses can reduce the volume of gear box, avoid seepage fluid and abnormal sound.
Description
Technical Field
The utility model relates to a gear drive technical field especially relates to a wind-powered electricity generation gear box.
Background
The wind power gear box is a key component of wind power generation, a motor pump set and a filtering system are arranged on the wind power gear box, and the motor pump set is used for providing pressure for an internal oil circuit of the wind power gear box, so that lubricating oil of the internal oil circuit circulates in the oil circuit, and a continuous lubricating effect is realized. The filtering system filters the lubricating oil in the oil way to remove oil impurities.
Traditional wind-powered electricity generation gear box's motor pump package and filtration system formula structure as an organic whole, as shown in fig. 1, motor pump package 1' and filtration system 2 'pass through support 3' and fix on wind-powered electricity generation gear box, this kind of structure exists that whole size is great, the rigidity is relatively poor, motor pump package and filtration system vibration shortcoming such as big, support 3 'can amplify the vibration of motor pump package 1', the vibration too big leads to motor pump package 1 'and filtration system 2' easy seepage fluid to and lead to abnormal sound too big. In addition, the structure of the integrated design of the motor-pump unit 1 'and the filtering system 2' is difficult to maintain, and the reliability is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wind-powered electricity generation gear box to the motor pump package and the filtration system vibration of solving among the prior art wind-powered electricity generation gear box are too big, lead to the problem of oil leak and abnormal sound.
To achieve the purpose, the utility model adopts the following technical proposal:
a wind power gearbox comprising:
a gearbox body;
the motor pump set is arranged on one side of the gear box body, a first screw hole is formed in the motor pump set, a second screw hole matched with the first screw hole is formed in the gear box body, first screw connecting pieces penetrate through the first screw hole and the second screw hole, and the motor pump set is in threaded connection with the gear box body through the first screw connecting pieces;
the filtering system is arranged on the other side of the gearbox box body, a third screw hole is formed in the filtering system, a fourth screw hole matched with the third screw hole is formed in the gearbox box body, second screw connectors penetrate through the third screw hole and the fourth screw hole, and the filtering system is connected to the gearbox box body in a threaded mode through the second screw connectors;
and the connecting pipe is used for connecting the motor-pump set with the filtering system.
Optionally, the first screw joint and the second screw joint are both bolts.
Optionally, gaskets are arranged between the first screw connector and the gearbox casing and between the second screw connector and the gearbox casing.
Optionally, the motor-pump set includes a motor and a motor pump connected to an output end of the motor; the first screw hole is arranged on the mounting seat of the motor; an oil suction port of the motor pump is connected to an oil circuit inside the wind power gear box through an oil suction pipe; the oil outlet of the motor pump is connected with the first end of the connecting pipe through an oil outlet pipe.
Optionally, a valve is arranged at the joint of the oil suction pipe and the oil circuit inside the wind power gear box.
Optionally, the valve is a ball valve.
Optionally, the connecting pipe, the oil suction pipe and the oil outlet pipe are all steel pipes.
Optionally, the motor pump is further connected to a pressure relief pipe, and the pressure relief pipe is used for relieving pressure of the motor pump when the pressure of the motor pump is too high.
Optionally, the filter system includes a filter valve block and a filter cartridge disposed on the filter valve block, and the second screw hole is disposed on the filter valve block; the filtering valve block is connected with the second end of the connecting pipe.
Optionally, the number of the filter cartridges is several.
The utility model has the advantages that:
the utility model has the advantages that the motor pump set and the filtering system of the wind power gear box are respectively arranged at two sides of the gear box body, and compared with the integrated installation of the motor pump set and the filtering system at one side of the wind power gear box, the volume of the whole machine can be reduced, and the disassembly and maintenance are convenient; the utility model discloses a direct spiro union of motor pump package and filtration system is on the gear box, and does not install motor pump package and filtration system on the gear box through the support, can avoid the support to enlarge the vibration of motor, reduces the intensity of vibration to avoid the oil leak and the abnormal sound that the vibration arouses, improved the reliability of equipment.
Drawings
FIG. 1 is a schematic diagram of a prior art motor-pump assembly and filtration system;
FIG. 2 is a schematic view of the front structure of the wind power gearbox of the present invention;
FIG. 3 is a schematic structural view of the connection between the motor-pump unit and the gear box body;
FIG. 4 is a schematic view of the connection between the filtration system and the gearbox housing of the present invention;
FIG. 5 is a schematic view of a three-dimensional structure of the wind power gearbox of the present invention;
fig. 6 is an enlarged view of a portion a in fig. 5 according to the present invention.
In the figure:
1', 1-motor-pump set; 2', 2-filtration system; 3' -a scaffold; 4-a gearbox housing; 5-connecting pipe;
11-a first threaded member; 12-a motor; 13-an electric motor pump; 14-a mounting seat; 15-an oil suction pipe; 16-an oil outlet pipe; 17-pressure relief pipe; 21-a second screw; 22-a filter valve block; 23-a filtration cartridge;
111-a gasket; 151-valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Fig. 2 is the utility model discloses wind-powered electricity generation gear box's positive structure schematic diagram, as shown in fig. 2, wind-powered electricity generation gear box includes gear box 4, motor pump package 1 and filtration system 2, motor pump package 1 sets up in one side of gear box 4, filtration system 2 sets up in gear box 4's opposite side, the structure of installing motor pump package 1 and filtration system 2 set one module in gear box 4 with one side has been cancelled in prior art, but come motor pump package 1 and filtration system 2 split, install the both sides at gear box 4 respectively. Like this with motor pump package 1 and 2 splits of filtration system come than the integral type structure volume that assembles into a module little, reduced holistic size, do benefit to the optimization of structure, and when dismantling the maintenance, can dismantle one of them alone, need not all dismantle motor pump package 1 and filtration system 2 and get off. In addition, the motor pump set 1 and the filtering system 2 are respectively arranged on two sides of the gear box body 4, so that the wind power gear box structure is more balanced, and the wind power gear box runs more stably.
In addition, as described in the background art, the prior art is to mount the motor-pump unit 1 and the filter system 2 on the gearbox housing 4 through the bracket 3 ', which results in the vibration of the bracket 3' being amplified, the motor-pump unit 1 and the filter system 2 can leak oil due to too much vibration, and the equipment can be made to be abnormal due to too much vibration. In this application, need not use support 3 'to come as the installation media, directly install motor pump package 1 and filtration system 2 on gear box 4, cancelled the use of support 3', just also can avoid oil leak, abnormal sound scheduling problem.
Specifically, the motor-pump unit 1 and the filter system 2 are directly screwed on the gearbox body 4.
The motor-pump set 1 is provided with a first screw hole, the gear box body 4 is provided with a second screw hole matched with the first screw hole, a first screw connector 11 penetrates through the first screw hole and the second screw hole, and as shown in fig. 3, the motor-pump set 1 is connected to the gear box body 4 through the first screw connector 11 in a threaded mode.
The filtering system 2 is provided with a third screw hole, the gear box body 4 is provided with a fourth screw hole matched with the third screw hole, a second screw connector 21 penetrates through the third screw hole and the fourth screw hole, and the filtering system 2 is in threaded connection with the gear box body 4 through the second screw connector 21 as shown in fig. 4.
This application sets up motor pump package 1 and filtration system 2 respectively behind the both sides of gear box 4, leads to connecting pipe 5 to connect motor pump package 1 and filtration system 2, as shown in figure 2 to make motor pump package 1 go into filtration system 2 with the lubricating oil in the inside oil circuit of gear box through connecting pipe 5 pump, carry out filtration treatment to lubricating oil. Referring to fig. 2, the connecting pipe 5 is actually inside the gearbox, but in order to show the structure, the schematic diagram in fig. 2 is that the end cover of the wind power gearbox is removed, so that the inside of the wind power gearbox can be seen, and the connecting pipe 5 can also be seen.
The first screw member 11 and the second screw member 21 may be bolts or screws. In one embodiment, the first screw member 11 and the second screw member 21 are bolts, and the bolt connection can meet the operation requirement of higher strength than that of a screw due to the higher operation strength of the wind power gear box.
Preferably, a gasket 111 may be provided between the screw connection and the gearbox housing 4, as shown in fig. 3. That is, a washer 111 is provided between the first screw member 11 and the gear case body 4, and a washer 111 is also provided between the second screw member 21 and the gear case body 4. The washer 111 may be a shaft steel washer to secure the strength of the washer 111.
In one embodiment, as shown in fig. 5, the motor-pump set 1 includes a motor 12 and a motor pump 13, the motor pump 13 is connected to an output end of the motor 12, and a first screw hole is provided on a mounting seat 14 of the motor 12, that is, the motor-pump set 1 is mounted on the gearbox housing 4 through the mounting seat 14 of the motor 12. An oil suction port of the motor pump 13 is connected to an oil circuit inside the wind power gear box through an oil suction pipe 15, an oil outlet of the motor pump 13 is connected with a first end of the connecting pipe 5 through an oil outlet pipe 16, and a second end of the connecting pipe 5 is connected to the filtering system 2, so that one end of the connecting pipe 5 is connected with the motor pump set 1, and the other end of the connecting pipe is connected with the filtering system 2.
As shown in fig. 5, an oil suction port of the motor pump 13 is connected with an internal oil circuit of the gear box through an oil suction pipe 15, an oil outlet of the motor pump 13 is connected to the filtering system 2 through an oil outlet pipe 16 and a connecting pipe 5, when the wind power gear box works, the motor pump 13 provides pressure for the internal oil circuit of the gear box, so that lubricating oil flows in the internal oil circuit of the gear box, the lubricating effect is realized, oil flowing through the internal oil circuit of the gear box is sent to the filtering system 2 through the oil outlet pipe 16 and the connecting pipe 5, the filtering is realized, impurities are removed, the oil is cleaner, and the normal operation of the wind power.
Preferably, as shown in fig. 6, a valve 151 may be provided at the connection of the oil suction pipe 15 and the oil path inside the wind power gearbox, and the valve 151 may be a ball valve. What oil absorption pipe 15 connects is the oil absorption mouth of motor pump 13, that is to say the oil inlet of motor pump 13, at the oil inlet installation valve 151 of motor pump 13, can close the valve when dismantling motor pump 13, effectually avoid when dismantling motor pump 13, the inside hydraulic oil of wind-powered electricity generation gear box spills over, perhaps need to put the hydraulic oil in the wind-powered electricity generation gear box and dismantle again, dismantle again refuel when having maintained the reinstallation, better maintainability has.
In a preferred embodiment, the connecting pipe 5, the oil suction pipe 15 and the oil outlet pipe 16 are all steel pipes, and the steel pipes are made of steel, so that the connecting pipe 5, the oil suction pipe 15 and the oil outlet pipe 16 have high strength and are not easy to wear.
The wind-powered electricity generation gear box of this application still is provided with pressure release protection's structure, as shown in FIG. 5, motor pump 13 still is connected with pressure release pipe 17, and pressure release pipe 17 is used for when motor pump 13's pressure is too high, to motor pump 13 pressure release, prevents to arouse the explosion because pressure is too high. The pressure relief pipe 17 is conducted only when the pressure of the motor pump 13 is too high, so that oil in the motor pump 13 is discharged, and the pressure is reduced. Preferably, the pressure relief pipe 17 is also a steel pipe.
Referring to fig. 4, in one embodiment, the filtering system 2 includes a filtering valve block 22 and a filtering cartridge 23, the filtering cartridge 23 is disposed on the filtering valve block 22, and the filtering cartridge 23 is detachably connected to the filtering valve block 22, so that the filtering cartridge 23 can be replaced frequently. The second threaded hole is provided in the filter valve block 22, i.e. the filter system 2 is fixed to the gearbox housing 4 via the filter valve block 22. The filter valve block 22 is connected with the second end of the connecting pipe 5, so that the motor-pump unit 1 is connected to the filter valve block 22 through the connecting pipe 5, and oil is sent to the filter system 2 for filtering.
As shown in fig. 4, the number of the filter cartridges 23 is several, which can improve the filtering capacity.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A wind power gearbox, comprising:
a gearbox housing (4);
the motor-pump set (1) is arranged on one side of the gear box body (4), a first screw hole is formed in the motor-pump set (1), a second screw hole matched with the first screw hole is formed in the gear box body (4), a first screw connector (11) penetrates through the first screw hole and the second screw hole, and the motor-pump set (1) is in threaded connection with the gear box body (4) through the first screw connector (11);
the filtering system (2) is arranged on the other side of the gearbox box body (4), a third screw hole is formed in the filtering system (2), a fourth screw hole matched with the third screw hole is formed in the gearbox box body (4), a second screw connector (21) penetrates through the third screw hole and the fourth screw hole, and the filtering system (2) is in threaded connection with the gearbox box body (4) through the second screw connector (21);
the connecting pipe (5) is used for connecting the motor-pump set (1) with the filtering system (2).
2. Wind power gearbox according to claim 1, characterized in that both the first screw joint (11) and the second screw joint (21) are bolts.
3. Wind power gearbox according to claim 1, characterised in that washers (111) are provided between the first and second screw joint (11, 21) and the gearbox housing (4).
4. Wind power gearbox according to claim 1, characterised in that the motor-pump group (1) comprises a motor (12) and a motor pump (13) connected to the output of the motor (12); the first screw hole is formed in a mounting seat (14) of the motor (12); an oil suction port of the motor pump (13) is connected to an oil circuit inside the wind power gear box through an oil suction pipe (15); an oil outlet of the motor pump (13) is connected with the first end of the connecting pipe (5) through an oil outlet pipe (16).
5. The wind power gearbox as recited in claim 4, characterized in that a valve (151) is arranged at the connection of the oil suction pipe (15) and the internal oil circuit of the wind power gearbox.
6. Wind power gearbox according to claim 5, characterized in that said valve (151) is a ball valve.
7. The wind power gearbox according to claim 4, characterized in that the connecting pipe (5), the oil suction pipe (15) and the oil outlet pipe (16) are all steel pipes.
8. A wind power gearbox according to claim 4, characterised in that a pressure relief pipe (17) is also connected to the motor pump (13), said pressure relief pipe (17) being adapted to relieve the motor pump (13) when the motor pump (13) is over-pressurised.
9. The wind power gearbox according to claim 4, characterized in that the filtering system (2) comprises a filtering valve block (22) and a filtering cartridge (23) arranged on the filtering valve block (22), the second threaded hole being arranged on the filtering valve block (22); the filtering valve block (22) is connected with the second end of the connecting pipe (5).
10. Wind power gearbox according to claim 9, characterized in that said filtering cartridge (23) is several.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921501259.9U CN210510218U (en) | 2019-09-10 | 2019-09-10 | Wind power gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921501259.9U CN210510218U (en) | 2019-09-10 | 2019-09-10 | Wind power gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210510218U true CN210510218U (en) | 2020-05-12 |
Family
ID=70569086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921501259.9U Active CN210510218U (en) | 2019-09-10 | 2019-09-10 | Wind power gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210510218U (en) |
-
2019
- 2019-09-10 CN CN201921501259.9U patent/CN210510218U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200508 Address after: 211100 No. 30 Houjiao Road, High-tech Park, Jiangning District, Nanjing City, Jiangsu Province Patentee after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211100 No. 30 Houjiao Road, High-tech Park, Jiangning District, Nanjing City, Jiangsu Province Co-patentee before: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230207 Granted publication date: 20200512 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230327 Granted publication date: 20200512 |