CN220060469U - Gear box body of wind generating set convenient for adding lubricating oil - Google Patents

Abstract

The utility model relates to the field of gear box devices, and discloses a gear box body of a wind generating set, which is convenient for adding lubricating oil, and relates to the field of gear box devices. According to the utility model, the oil injection head for spraying the lubricating oil is arranged above the cavity for installing the gear and the bearing, the lubricating oil stored in the oil storage cavity can be absorbed and transported and sprayed onto the gear and the bearing by starting the transport pump, the box body is not required to be frequently opened, the operation is convenient, the redundant lubricating oil can be collected into the oil box main body to be reused, and part of impurities can be precipitated by the arranged collection cylinder, so that a certain filtering purpose is achieved, and the device can be better used.

Description

Gear box body of wind generating set convenient for adding lubricating oil

Technical Field

The utility model relates to the field of gear box devices, in particular to a gear box of a wind generating set, which is convenient for adding lubricating oil.

Background

The wind generating set is a system for converting kinetic energy of wind into electric energy, and comprises a wind wheel; the wind wheel comprises a wind wheel body, a hub, a reinforcement and the like; the wind power generation device has the functions of wind power rotation power generation, generator head rotation and the like, and a wind power generation power supply consists of a wind generating set, a tower for supporting the generating set, a storage battery charging controller, an unloader, a grid-connected controller, a group and the like.

Wind turbine gearboxes are also an important mechanical component of a wide range of applications in the wind turbine, the main function of which is to transfer the wind generated by the wind to the generator and to obtain a corresponding result.

The prior art publication number is, the utility model provides a wind generating set gear box body convenient to add lubricating oil, including lower box, go up the box, the mounting panel, fixing bolt, the inside groove, the oil outlet, sealing bolt, first rubber pad, the branch pipe, the observation pipe, the inlet, a support, movable bolt, the second rubber pad, the dog, movable pipe and fixture block, through the inlet that has the second rubber pad in last box top setting, and set up movable bolt through the bearing in the middle part of the second rubber pad, the support that has the screw hole is established to the cover in movable bolt outside, make the user can make the second rubber pad rise through clockwise rotation movable bolt, thereby make the inlet open, carry out lubricating oil addition work, anticlockwise rotation movable bolt, thereby it is airtight with the inlet, make the user add lubricating oil more convenient, through setting up the branch pipe that has transparent observation pipe in lower box bottom one end, can observe the liquid level of lubricating oil in the box through the observation pipe.

The above-mentioned prior art, although set up the inlet on the box and add the rubber pad for sealing, open with movable bolt, but to the user, when adding lubricating oil, need rotate the bolt and make the second rubber pad rise, open the inlet, the operation is comparatively troublesome, if lubricating oil consumption is faster, under the condition that needs frequent interpolation, this kind of operation procedure is more showing trouble.

It is seen that there is a need for a gearbox housing for a wind turbine generator system that facilitates the addition of lubricant, which solves the problems mentioned in the background art above, but for the user, when adding lubricant, it is necessary to rotate the bolt to raise the second rubber pad, open the liquid inlet, and the operation is troublesome, and if the lubricant consumption is fast, and in the case of frequent addition, the operation procedure is more troublesome.

Disclosure of Invention

Based on the above, the utility model aims to provide a gear box body of a wind generating set, which is convenient for adding lubricating oil, so as to solve the technical problems that when the lubricating oil is added for a user, a bolt is required to be rotated to enable a second rubber pad to be lifted, a liquid inlet is opened, the operation is troublesome, and if the lubricating oil is consumed faster, the operation procedure is more troublesome under the condition that frequent addition is required.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wind generating set gear box body convenient to add lubricating oil, includes the box, the box is including fixed box, rotatable rotation box and be arranged in fixed box, rotation box's cavity, spray assembly that is used for spraying lubricating oil is installed on the top of cavity, spray assembly's outside is provided with the oil tank subassembly, the below of cavity is connected with the backward flow subassembly;

the spraying assembly comprises an oil injection head, a spray pipe is connected above the oil injection head, one end of the spray pipe is connected with a connecting pipe, one end of the connecting pipe is provided with a transport pump, the oil tank assembly comprises an oil tank main body, an oil storage cavity is arranged below the inside of the oil tank main body, a liquid level sensor is arranged in the oil storage cavity, the backflow assembly comprises a backflow pipe, the outer side of the backflow pipe is connected with a check valve, and one side of the check valve is provided with a collecting cylinder;

one side of the rotating box body is connected with a rotating rod, one end of the rotating rod is provided with a motor, one side of the fixed box body is connected with a fixed rod, the outer sides of the rotating box body and the fixed box body are provided with cooling fins, the joint of the fixed box body and the rotating box body is provided with a sealing component, and seal assembly includes first connecting plate, one side of first connecting plate is provided with the second connecting plate, and first connecting plate second connecting plate all is run through by the bolt, be provided with sealed pad between the first connecting plate second connecting plate.

Preferably, the number of the oil spray heads is multiple, and the connecting pipe penetrates through the rotary box body and extends to the outer side of the rotary box body.

Preferably, the oil tank main body is located at one side of the tank body, the liquid level sensor is located in the oil storage cavity, and a cavity for placing the transport pump is arranged above the inside of the oil tank main body.

Preferably, the return pipe extends through the fixed tank body to the outside thereof, and the return pipe extends through the tank body to the inside thereof.

Preferably, the outside of the collection tube is provided with external screw thread, the below in the back flow outside is provided with the internal screw thread that matches with external screw thread, and can dismantle through the screw thread between back flow and the collection tube and be connected, the top in the collection tube outside is connected with the sealing washer.

Preferably, the dwang is located the inside of dead lever, and the dwang rotates in the dead lever, dwang and rotation box fixed connection, and dead lever and fixed box fixed connection, the quantity of fin is the multiunit, multiunit the fin equidistance distributes in the outside of fixed box and rotation box.

Preferably, the number of the sealing gaskets is two, the two sealing gaskets are contacted when the box body is closed, through holes are formed in the first connecting plate, the second connecting plate and the sealing gaskets, bolts penetrate through the through holes and are detachably connected with the through holes, and the number of the bolts is multiple.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arranged box body, the spraying assembly, the oil tank assembly and the reflux assembly, the oil injection head for spraying the lubricating oil is arranged above the cavity for installing the gear and the bearing, the lubricating oil stored in the oil storage cavity can be absorbed and transported and sprayed onto the gear and the bearing by starting the transport pump, the box body is not required to be frequently opened, the operation is convenient, the redundant lubricating oil can be collected into the oil tank main body to be reused, and part of impurities can be precipitated by the arranged collecting cylinder, so that a certain filtering purpose is achieved, and the device can be better used;

2. according to the utility model, through the arranged rotating rod, the fixed rod, the motor, the radiating fins and the sealing assembly, the rotating box body can rotate on the fixed box body after the motor is started, the box body is conveniently opened, the radiating effect of the whole box body is enhanced by the arranged radiating fins, and when the fixed box body and the rotating box body are closed, the connection between the fixed box body and the rotating box body is enhanced by the sealing gasket and the bolts, so that the tightness between the fixed box body and the rotating box body is better, and the connection is tighter.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

fig. 4 is a schematic diagram of a motor connection structure according to the present utility model.

In the figure: 1. a case; 101. fixing the box body; 102. rotating the box body; 103. a cavity; 2. a spray assembly; 201. an oil spray head; 202. a spray pipe; 203. a connecting pipe; 204. a transport pump; 3. an oil tank assembly; 301. an oil tank main body; 302. an oil storage chamber; 303. a liquid level sensor; 4. a reflow assembly; 401. a return pipe; 402. a non-return valve; 403. a collection cylinder; 5. a rotating lever; 6. a fixed rod; 7. a motor; 8. a heat sink; 9. a seal assembly; 901. a first connection plate; 902. a second connecting plate; 903. a bolt; 904. and a sealing gasket.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

Referring to fig. 1, 2 and 3, a gear box of a wind generating set for adding lubricating oil conveniently comprises a box body 1, wherein the box body 1 comprises a fixed box body 101, a rotatable rotating box body 102 and a cavity 103 positioned in the fixed box body 101 and the rotating box body 102, a spraying component 2 for spraying the lubricating oil is arranged at the top end of the cavity 103, the spraying component 2 comprises a plurality of groups of oil spraying heads 201, a spray pipe 202, connecting pipes 203 and a transport pump 204, the oil spraying heads 201 are distributed below the spray pipe 202 at equal intervals, the connecting pipes 203 penetrate through the rotating box body 102 and extend to the outer side of the rotating box body, the connecting pipes 203 are positioned at the output end of the transport pump 204, the specific setting positions of the oil spraying heads 201 can be installed at the setting positions of gears and bearings in the box body 1, the positions which are required to be lubricated can be aligned during spraying are ensured, so that the lubricating is convenient, a control panel is arranged outside a cavity of the transportation pump 204, the transportation pump 204 can be conveniently and directly controlled to be started, a timing module can be arranged, the transportation pump 204 can be started and transported at regular time, gears and bearings are sprayed and lubricated at regular time, an oil tank assembly 3 is arranged outside the transportation pump 204, the oil tank assembly 3 comprises an oil tank main body 301, an oil storage cavity 302 and a liquid level sensor 303, the oil tank main body 301 is positioned at one side of the tank body 1, the oil storage cavity 302 is positioned below the inside of the oil tank main body 301, the liquid level sensor 303 is positioned inside the oil storage cavity 302, a cavity for placing the transportation pump 204 is arranged above the inside of the oil tank main body 301, a display screen is arranged outside the control panel, the display screen is electrically connected with the liquid level sensor 303, the liquid level can be directly observed from the display screen, thus the lubricating oil can be conveniently supplemented, an oil inlet is arranged above the oil tank main body 301, the lower part of the cavity 103 is connected with a reflux assembly 4, the reflux assembly 4 comprises a reflux tube 401, a check valve 402 and a collecting cylinder 403, the reflux tube 401 penetrates through the fixed box 101 and extends to the outer side of the reflux tube, the reflux tube 401 penetrates through the oil tank main body 301 and extends to the inner side of the reflux tube, the check valve 402 is positioned at the outer side of the reflux tube 401, the collecting cylinder 403 is arranged at one side of the check valve 402, the reflux tube 401 is convenient for collecting excessive lubricating oil and transporting the excessive lubricating oil into the oil tank main body 301 for storage, and is ready for secondary use, when transporting in the reflux tube 401, a certain impurity can be collected in the collecting cylinder 403 through sedimentation, a filter screen can be arranged at one side of the collecting cylinder 403 if a large amount of the impurity is required to be collected in the reflux tube 401, so that the collected impurity can be more, the outer side of the collecting cylinder 403 is provided with external threads, the lower part of the outer side of the reflux tube 401 is provided with internal threads matched with the external threads, the upper part of the outer side of the collecting cylinder 403 is connected with a sealing ring in a detachable way through threads, the collecting cylinder 403 can be installed and detached through threaded rotation, the operation is convenient, the cleaning is convenient, the sealing ring can reduce leakage to a certain extent, the sealing ring 401 maintains a certain tightness, the oil injection head 201 for spraying lubricating oil is arranged above the cavity 103 for installing gears and bearings through the arranged box body 1, the spraying component 2, the oil tank component 3 and the backflow component 4, the lubricating oil stored in the oil storage cavity 302 can be absorbed and transported and sprayed onto the gears and bearings through starting the transport pump 204, the box body 1 is not required to be frequently opened, the operation is convenient, redundant lubricating oil can be collected in the oil tank main body 301 to be reused, part of impurities can be precipitated through the arranged collecting cylinder 403, achieve a certain filtering purpose, thereby enabling the device to be better used.

Referring to fig. 1, 2 and 4, a gear box of a wind generating set for adding lubricating oil is disclosed, one side of a rotating box 102 is connected with a rotating rod 5, one end of the rotating rod 5 is provided with a motor 7, one side of a fixed box 101 is connected with a fixed rod 6, the rotating rod 5 is positioned in the fixed rod 6, the rotating rod 5 rotates in the fixed rod 6, the rotating rod 5 is fixedly connected with the rotating box 102, the fixed rod 6 is fixedly connected with the fixed box 101, the number of cooling fins 8 is multiple groups, the multiple groups of cooling fins 8 are distributed on the outer sides of the fixed box 101 and the rotating box 102 at equal intervals, the motor 7 is a servo motor, a control switch is arranged on the box 1, one end of the rotating rod 5 can be directly driven by the motor 7 after being started through the rotating rod 5 connected by a coupling, so that the rotating box 102 rotates conveniently and is matched with the box 1, the opening process of the box 1 is convenient, the heat dissipation plate 8 is arranged on the outer sides of the rotating box body 102 and the fixed box body 101, the heat dissipation plate 8 is made of red copper, the heat dissipation is convenient, the heat dissipation area is enlarged, and therefore, the heat in the box body 1 is reduced, because under the condition that a gear and a bearing rotate continuously, the possibility of high temperature in the box body 1 is higher, the sealing component 9 is arranged at the joint of the fixed box body 101 and the rotating box body 102, the sealing component 9 comprises a first connecting plate 901, a second connecting plate 902, bolts 903 and sealing gaskets 904, the sealing gaskets 904 are arranged between the first connecting plate 901 and the second connecting plate 902, the sealing gaskets 904 are in two groups, the two groups of sealing gaskets 904 are contacted when the box body 1 is closed, through holes are formed in the first connecting plate 901, the second connecting plate 902 and the sealing gaskets 904, the bolts 903 penetrate through the through holes and are detachably connected with the through holes, the bolts 903 are in multiple groups, the sealing gaskets 904 are made of high-temperature resistant rubber materials, through the extrusion of rubber pad, then through the fixed of bolt 903 of screwing up, make the relation of connection inseparabler between the box 1, the through-hole is the screw hole, the outside of bolt 903 is provided with the nut, can cooperate to reach locking purpose, through dwang 5 that sets up, dead lever 6, motor 7, fin 8, seal assembly 9, can make after having realized starting motor 7 rotate box 102 on fixed box 101, conveniently open box 1, and the fin 8 that sets up makes box 1 wholly strengthen the radiating effect, when fixed box 101 and rotation box 102 are closed, strengthen the relation through the connection between sealing washer 904 and bolt 903 to fixed box 101 and rotation box 102, make the leakproofness between the two better, the connection inseparabler.

Working principle: when the device is used, the external power supply is required to be connected, the external power supply provides electric energy for the device, firstly, the transport pump 204 can be started when the gears and the bearings in the box body 1 are normally used, lubricating oil in the oil storage cavity 302 is pumped by the transport pump 204, then the transport pump is transported, and the lubricating oil is transported to the oil injection head 201 through the connecting pipe 203 and the spray pipe 202, the lubricating oil is sprayed onto the gears and the bearings arranged in the cavity 103 through the oil injection head 201, so that the gears and the bearings can be better lubricated, redundant lubricating oil can be collected by the return pipe 401 at the bottom and then enter the oil storage cavity 302, in the transportation of the return pipe 401, the return valve 402 can prevent the lubricating oil from flowing back into the return pipe 401 from the oil tank body 301, and the sunken collecting cylinder 403 can collect impurities precipitated from the lubricating oil, so that maintenance personnel can start and detach the inside the collecting cylinder 403, when the box body 1 needs to be maintained, a plurality of groups of connected bolts 903 can be detached first, then the motor 7 is started, the motor 7 is driven by the motor 5 to drive the rotating rod 6 to rotate the box body 102, the box body 102 is driven by the motor 7, and the box body 102 is fixed in the prior art, and the situation is well-known in the prior art, and the situation that the box body 101 is rotated and the prior art is well-described.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. Wind generating set gear box body convenient to add lubricating oil, including box (1), its characterized in that: the box body (1) comprises a fixed box body (101), a rotatable rotating box body (102) and a cavity (103) positioned in the fixed box body (101) and the rotating box body (102), a spraying assembly (2) for spraying lubricating oil is arranged at the top end of the cavity (103), an oil tank assembly (3) is arranged at the outer side of the spraying assembly (2), and a backflow assembly (4) is connected below the cavity (103);

the spraying assembly (2) comprises an oil injection head (201), a spray pipe (202) is connected to the upper side of the oil injection head (201), a connecting pipe (203) is connected to one end of the spray pipe (202), a transport pump (204) is installed at one end of the connecting pipe (203), the oil tank assembly (3) comprises an oil tank main body (301), an oil storage cavity (302) is arranged below the inside of the oil tank main body (301), a liquid level sensor (303) is arranged in the oil storage cavity (302), the backflow assembly (4) comprises a backflow pipe (401), a check valve (402) is connected to the outer side of the backflow pipe (401), and a collecting cylinder (403) is arranged on one side of the check valve (402);

the utility model discloses a motor, including fixed box (101) and fixed box (101), rotate one side of box (102) and be connected with dwang (5), and motor (7) are installed to one end of dwang (5), one side of fixed box (101) is connected with dead lever (6), the outside of rotating box (102) and fixed box (101) all is provided with fin (8), seal assembly (9) are installed in fixed box (101) and rotating box (102) junction, and seal assembly (9) include first connecting plate (901), one side of first connecting plate (901) is provided with second connecting plate (902), and first connecting plate (901) second connecting plate (902) all are run through by bolt (903), be provided with sealing pad (904) between first connecting plate (901) second connecting plate (902).

2. A wind turbine generator system gearbox housing for facilitating lubrication according to claim 1, wherein: the number of the oil spray heads (201) is multiple, and the connecting pipes (203) penetrate through the rotary box body (102) and extend to the outer side of the rotary box body.

3. A wind turbine generator system gearbox housing for facilitating lubrication according to claim 1, wherein: the oil tank body (301) is located on one side of the tank body (1), the liquid level sensor (303) is located inside the oil storage cavity (302), and a cavity for placing the transport pump (204) is arranged above the inside of the oil tank body (301).

4. A wind turbine generator system gearbox housing for facilitating lubrication according to claim 1, wherein: the return pipe (401) penetrates the fixed tank body (101) and extends to the outside thereof, and the return pipe (401) penetrates the tank body (301) and extends to the inside thereof.

5. A wind turbine generator system gearbox housing for facilitating lubrication according to claim 1, wherein: the outside of collection section of thick bamboo (403) is provided with the external screw thread, the below in back flow (401) outside is provided with external screw thread assorted internal screw thread, and can dismantle through the screw thread between back flow (401) and the collection section of thick bamboo (403) and be connected, the top in collection section of thick bamboo (403) outside is connected with the sealing washer.

6. A wind turbine generator system gearbox housing for facilitating lubrication according to claim 1, wherein: the utility model discloses a fixed box, including fixed box (101) and fixed box, fixed box (101) and fixed box (5) are fixed, fixed box (6) are fixed in the fixed box, and fixed box (102) are fixed in fixed box (5), and fixed box (101) are fixed in fixed box (8), and fixed box (8) are fixed in fixed box (101) and fixed box (101), and fixed box (8) are fixed in fixed box.

7. A wind turbine generator system gearbox housing for facilitating lubrication according to claim 1, wherein: the sealing gaskets (904) are two groups, the two groups of sealing gaskets (904) are contacted when the box body (1) is closed, through holes are formed in the first connecting plate (901), the second connecting plate (902) and the sealing gaskets (904), bolts (903) penetrate through the through holes and are detachably connected with the through holes, and the bolts (903) are multiple groups.