CN219073720U - Automatic flushing device for drive motor transmission shaft - Google Patents

Automatic flushing device for drive motor transmission shaft Download PDF

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Publication number
CN219073720U
CN219073720U CN202223335409.8U CN202223335409U CN219073720U CN 219073720 U CN219073720 U CN 219073720U CN 202223335409 U CN202223335409 U CN 202223335409U CN 219073720 U CN219073720 U CN 219073720U
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CN
China
Prior art keywords
transmission shaft
space
driving motor
inlet pipe
flushing device
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Application number
CN202223335409.8U
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Chinese (zh)
Inventor
李宏伟
胡慧婧
欧宏松
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SAIC GM Wuling Automobile Co Ltd
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SAIC GM Wuling Automobile Co Ltd
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Priority to CN202223335409.8U priority Critical patent/CN219073720U/en
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Abstract

The utility model discloses an automatic flushing device for a drive motor transmission shaft, which comprises: the first box body is internally provided with a first space; the second box body is fixed outside the first box body and is internally provided with a second space; the driving motor, the shell of the driving motor is fixed outside the second box, the transmission shaft of the driving motor extends into the first space after penetrating through the second space; and the working end of the flushing piece is arranged in the second space so as to flush the transmission shaft of the driving motor. Compared with the prior art, the utility model can clean salt mist residues accumulated on the transmission shaft of the driving motor by arranging the flushing part on the transmission shaft of the driving motor, thereby effectively avoiding the corrosion of salt mist and effectively prolonging the service lives of the bearing and the coil of the driving motor.

Description

Automatic flushing device for drive motor transmission shaft
Technical Field
The utility model relates to the field of automobile test equipment, in particular to an automatic flushing device for a drive shaft of a drive motor.
Background
The common salt fog box mainly comprises an insulation box body, a salt fog system, a heating system, a humidifying system, a refrigerating system and a control system, wherein fan blades are arranged in the box body and used for circulating salt fog air, a driving motor for driving the fan blades to rotate is arranged outside the box body, a motor transmission shaft is subjected to corrosion of salt fog environment for a long time, and salt fog corrodes an internal bearing and a coil of the driving motor even along the transmission shaft, so that the bearing is rusted and blocked, the coil breaks down and other serious consequences are caused.
Disclosure of Invention
The utility model aims to provide an automatic flushing device for a drive motor transmission shaft, which aims to solve the problem that the drive motor is damaged due to long-term corrosion of the motor transmission shaft of a salt spray box by salt spray at present.
The utility model provides an automatic flushing device for a drive motor transmission shaft, which comprises:
the first box body is internally provided with a first space;
the second box body is fixed outside the first box body, and a second space is formed in the second box body;
the shell of the driving motor is fixed outside the second box body, and a transmission shaft of the driving motor penetrates through the second space and then extends into the first space;
and the working end of the flushing piece is arranged in the second space so as to flush the transmission shaft of the driving motor.
The automatic flushing device for the drive motor transmission shaft is characterized in that the first box body is provided with a first through hole, the transmission shaft penetrates through the first through hole and then extends into the first space, a bearing is embedded in the first through hole, and a shaft seal is arranged between the transmission shaft and the bearing.
An automatic flushing device for a drive motor transmission shaft as described above, wherein preferably the flushing member includes a water inlet pipe, one end of the water inlet pipe is connected to a water supply source, and the other end of the water inlet pipe extends into the second space.
In the automatic flushing device for the transmission shaft of the driving motor, the water inlet pipe is preferably provided with a first electromagnetic valve.
The automatic flushing device for the transmission shaft of the driving motor, as described above, preferably, the flushing member includes a compressed air inlet pipe, one end of the compressed air inlet pipe is connected with a gas supply source, and the other end of the compressed air pipe extends into the second space.
In the automatic flushing device for the drive motor transmission shaft, preferably, the compressed air inlet pipe is provided with a second electromagnetic valve.
In the automatic flushing device for the drive motor transmission shaft, preferably, the water inlet pipe and the compressed air inlet pipe are both communicated with the top of the second space.
In the automatic flushing device for the drive motor transmission shaft, preferably, the flushing member includes a drain pipe, and one end of the drain pipe is communicated with the bottom of the second space.
In the automatic flushing device for the transmission shaft of the driving motor, preferably, the first electromagnetic valve and the second electromagnetic valve are both connected with an upper computer.
In the automatic flushing device for the drive motor transmission shaft, preferably, the second box body is provided with an observation window.
Compared with the prior art, the utility model can clean salt mist residues accumulated on the transmission shaft of the driving motor by arranging the flushing part on the transmission shaft of the driving motor, thereby effectively avoiding the corrosion of salt mist and effectively prolonging the service lives of the bearing and the coil of the driving motor.
Drawings
FIG. 1 is a cross-sectional view of the entirety of the present utility model;
fig. 2 is a side view of the present utility model.
Reference numerals illustrate:
10-a first box body, 11-a first space;
20-a second box body and 21-a second space;
30-driving a motor;
40-flushing parts, 41-observation windows, 42-water inlet pipes, 43-first electromagnetic valves, 44-water discharge pipes, 45-compressed air inlet pipes and 46-second electromagnetic valves;
50-upper computer.
Detailed Description
The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Referring to fig. 1 and 2, the present utility model provides an automatic flushing device for a drive shaft of a drive motor, comprising:
the salt spray box comprises a first box body 10, wherein the first box body 10 is a main box body of the salt spray box, a first space 11 is formed in the first box body 10, and fan blades are arranged in the first space 11 and used for circulating salt spray air.
And a second casing 20, the second casing 20 being fixed to the outside of the first casing 10, the second casing 20 having a second space 21 therein.
The driving motor 30, the casing of the driving motor 30 is fixed outside the second box 20, and the transmission shaft of the driving motor 30 passes through the second space 21 and then extends into the first space 11.
The flushing member 40, the working end of the flushing member 40 is disposed in the second space 21 to flush the transmission shaft of the driving motor 30.
In the embodiment of the application, salt fog box is at the during operation, and the flabellum in the salt fog box rotates the salt fog air in the circulation box, and under long-term experimental environment, the transmission shaft of driving motor 30 receives salt fog corruption very easily and then leads to parts such as coil, the interior bearing of driving motor 30 also to receive corruption, sets up in second box 20 and washes piece 40, can wash the salt fog of the transmission shaft of driving motor 30 and remain to driving motor 30's life has effectively been prolonged.
In the embodiment of the present application, a first through hole (not shown) is formed in the first box 10, the transmission shaft penetrates through the first through hole and then extends into the first space 11, a bearing (not shown) is embedded in the first through hole, and a shaft seal is arranged between the transmission shaft and the bearing. In order to ensure the smooth progress of the flushing operation, the shaft seal is arranged between the transmission shaft and the bearing, so that the corrosion of salt mist to the transmission shaft of the driving motor 30 can be isolated, the transmission shaft of the driving motor 30 is always in a closed environment, and then the flushing process is not interfered by the external environment.
Referring to fig. 2, the flushing part 40 includes a water inlet pipe 42 and a compressed air inlet pipe 45, and meanwhile, the water inlet pipe 42 and the compressed air inlet pipe 45 are arranged to effectively flush residual stains on a transmission shaft of the driving motor 30 by using flushing water, after the stains on the transmission shaft of the driving motor 30 are flushed, residual water stains are left on the transmission shaft, and the water stains are not treated in time to cause rust damage to parts inside the driving motor 30, so that the compressed air inlet pipe 45 is arranged at the top of the flushing part 40 body, and the residual water stains are dried by using compressed air, so that the transmission shaft of the driving motor 30 is kept dry, thereby being beneficial to prolonging the service life of the driving motor 30.
One end of the inlet pipe 42 is connected to a water supply source for supplying a water flow or other type of liquid, the other end of the inlet pipe 42 extends into the second space 21, and the liquid flowing out of the inlet pipe is used for flushing with the surface of the drive shaft in the second space.
Referring to fig. 2, a first solenoid valve 43 is provided on the water inlet pipe 42, and when the surface of the transmission shaft is required to be flushed, the first solenoid valve 43 is opened, and the liquid of the water supply source flows to the second space 21 through the water inlet pipe, so that the surface of the transmission shaft is flushed, and when the flushing is not required, the first solenoid valve 43 is closed.
One end of the compressed air inlet pipe 45 is connected with a gas supply source, the gas supply source is used for providing compressed air, the other end of the compressed air pipe extends into the second space 21, and the compressed air flowing out of the compressed air inlet pipe is used for drying residual water stains on the surface of a transmission shaft in the second space.
Referring to fig. 2, a second electromagnetic valve 46 is disposed on the compressed air inlet pipe 45, when the stains on the surface of the transmission shaft are washed clean, there is water stain left, the second electromagnetic valve 46 is opened at this time, and the compressed air of the air supply source flows into the second space 21 through the compressed air inlet pipe 45, so that the water stain on the surface of the transmission shaft is dried, and when the water stain is not dried, the second electromagnetic valve 46 is closed.
The water inlet pipe 42 and the compressed air inlet pipe 45 are both communicated with the top of the second space 21, so that the water flow and the air flow can be widely covered in the process of flushing and drying, the whole transmission shaft can be covered, and the best effect can be achieved for flushing and drying the transmission shaft under the action of gravity.
Further, the flushing member 40 includes a drain pipe 44, and one end of the drain pipe 44 communicates with the bottom of the second space 21. The flushing member 40 discharges the sewage generated after flushing the driving shaft through the drain pipe 44 at the bottom of the second space 21, and does not cause secondary pollution to the driving shaft of the driving motor 30. In addition, the exhaust gas generated after the compressed air dries the water stain on the transmission shaft is discharged from the drain pipe 44 at the bottom of the second space 21. The waste water and the waste gas can be completely discharged from the drain pipe 44 at the bottom, and no residue exists, so that the surface of the transmission shaft after washing and drying is ensured to be clean and dry, and the service life of the transmission shaft is prolonged.
In one possible embodiment, both the first solenoid valve 43 and the second solenoid valve 46 are connected to the host computer 50. The upper computer 50 is utilized to set the functional parameters such as the flushing time, the flushing period, the flushing time, the blow-drying time and the like, and the purposes of regular flushing and blow-drying are achieved through the flow control of the first electromagnetic valve 43 and the second electromagnetic valve 46 on the water inlet pipe 42 and the compressed air inlet pipe 45 respectively, so that the performance of the driving motor 30 is ensured, and the risk of corrosion of the motor bearing and the coil by salt mist is reduced.
In order to facilitate understanding of the actual cleaning state of the transmission shaft of the driving motor 30, the second casing 20 is provided with an observation window 41. Although the flushing member 40 can finish flushing the residual salt mist, the actual cleaning condition is difficult to observe, so that the observation window 41 is additionally arranged to observe the flushing condition, and the flushing program can be adjusted through the upper computer 50 according to the actual condition, so that the transmission shaft of the driving motor 30 always maintains the optimal cleaning state. The observation window 41 can be a glass window, so that the washing and drying conditions in the second space 21 can be clearly observed, and the cleaning state of the transmission shaft can be known at any time under the condition that cleaning is not needed. The observation window 41 can also be made of acrylic material, the acrylic material is light and has high light transmittance, the condition in the second space 21 can be clearly observed, meanwhile, the stability is good, the surface hardness is high, and the observation window 41 can be used for a long time without replacement.
The working process of the utility model is as follows: the cleaning state of the transmission shaft of the driving motor 30 is known through the observation window 41, the flushing time and the blow-drying time are set through the upper computer 50, the first electromagnetic valve 43 is opened, so that flushing water enters the second space 21 through the water inlet pipe 42 to flush the transmission shaft of the driving motor 30, flushing sewage is discharged through the water outlet pipe 44, after flushing, the first electromagnetic valve 43 is closed, the second electromagnetic valve 46 is opened, compressed air is input into the second space 21, residual water stains on the transmission shaft of the driving motor 30 are blown-dried by the compressed air, waste gas is discharged through the water outlet pipe 44, and after blow-drying is finished, the second electromagnetic valve 46 is closed, so that a flushing process is finished. Meanwhile, the upper computer 50 is used for setting the flushing period and other functional parameters, so that the transmission shaft of the driving motor 30 can be flushed regularly, and the service life of the driving motor 30 can be prolonged.
While the foregoing is directed to embodiments of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.

Claims (10)

1. An automatic flushing device for a drive motor transmission shaft, comprising:
the first box body (10) is internally provided with a first space (11);
the second box body (20), the second box body (20) is fixed outside the first box body (10), and a second space (21) is formed in the second box body (20);
the driving motor (30), the shell of the driving motor (30) is fixed outside the second box body (20), and the transmission shaft of the driving motor (30) penetrates through the second space (21) and then extends into the first space (11);
and the working end of the flushing piece (40) is arranged in the second space (21) so as to flush the transmission shaft of the driving motor (30).
2. The automatic flushing device for the transmission shaft of the driving motor according to claim 1, wherein a first through hole is formed in the first box body (10), the transmission shaft penetrates through the first through hole and then extends into the first space (11), a bearing is embedded in the first through hole, and a shaft seal is arranged between the transmission shaft and the bearing.
3. The automatic flushing device of a drive motor transmission shaft according to claim 1, characterized in that the flushing member (40) comprises a water inlet pipe (42), one end of the water inlet pipe (42) is connected to a water supply source, and the other end of the water inlet pipe (42) extends into the second space (21).
4. A drive motor drive shaft automatic flushing device according to claim 3, characterized in that the inlet pipe (42) is provided with a first solenoid valve (43).
5. The automatic flushing device of a drive motor transmission shaft according to claim 4, characterized in that the flushing member (40) comprises a compressed air inlet pipe (45), one end of the compressed air inlet pipe (45) is connected with a gas supply source, and the other end of the compressed air inlet pipe (45) extends into the second space (21).
6. The automatic flushing device for the transmission shaft of the driving motor according to claim 5, wherein the compressed air inlet pipe (45) is provided with a second electromagnetic valve (46).
7. The automatic flushing device of the drive motor transmission shaft according to claim 5, characterized in that the water inlet pipe (42) and the compressed air inlet pipe (45) are both communicated with the top of the second space (21).
8. The automatic flushing device of a drive motor transmission shaft according to claim 5, characterized in that the flushing member (40) includes a drain pipe (44), one end of the drain pipe (44) being communicated with the bottom of the second space (21).
9. The automatic flushing device for driving motor transmission shafts according to claim 6, wherein the first electromagnetic valve (43) and the second electromagnetic valve (46) are connected with an upper computer (50).
10. The automatic flushing device for the transmission shaft of the driving motor according to claim 1, wherein an observation window (41) is provided on the second case (20).
CN202223335409.8U 2022-12-12 2022-12-12 Automatic flushing device for drive motor transmission shaft Active CN219073720U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223335409.8U CN219073720U (en) 2022-12-12 2022-12-12 Automatic flushing device for drive motor transmission shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223335409.8U CN219073720U (en) 2022-12-12 2022-12-12 Automatic flushing device for drive motor transmission shaft

Publications (1)

Publication Number Publication Date
CN219073720U true CN219073720U (en) 2023-05-26

Family

ID=86399035

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223335409.8U Active CN219073720U (en) 2022-12-12 2022-12-12 Automatic flushing device for drive motor transmission shaft

Country Status (1)

Country Link
CN (1) CN219073720U (en)

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