CN210034370U - Device for automatically detecting oil leakage of speed reducer and protecting driving motor - Google Patents
Device for automatically detecting oil leakage of speed reducer and protecting driving motor Download PDFInfo
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- CN210034370U CN210034370U CN201920773064.3U CN201920773064U CN210034370U CN 210034370 U CN210034370 U CN 210034370U CN 201920773064 U CN201920773064 U CN 201920773064U CN 210034370 U CN210034370 U CN 210034370U
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Abstract
A device for automatically detecting oil leakage of a speed reducer and protecting a driving motor comprises a shell sleeve arranged outside a coupler, wherein a lower part region of the shell sleeve protrudes outwards to form a low-lying groove, and the low-lying groove is used for being close to an oil seal of the speed reducer; the shell cover is provided with a detection hole at the bottom, an oil leakage induction line is arranged at the detection hole and is electrically connected with the signal processing module, and the signal processing module is electrically connected with the alarm. This device can remind operating personnel to pay close attention to the oil leak condition of speed reducer at the initial stage of oil blanket oil leak, has reserved the time of switching the unit, and maintainer has the abundant time and prepares maintenance work.
Description
Technical Field
The utility model belongs to the technical field of the speed reducer oil leak protection, in particular to automatic detect speed reducer oil leak and protect driving motor's device.
Background
Roller table conveying system that present float glass cold junction production line used all comprises speed reducer and servo motor, and the shaft coupling between servo motor and the speed reducer, the shaft coupling outside is equipped with the protective housing, and the protective housing is a cavity alone, and whether the oil leak condition exists in the speed reducer is difficult to judge to daily equipment inspection. After the speed reducer oil blanket operation a period, the speed reducer oil blanket of especially high temperature district can appear ageing after a period, and the leakproofness variation leads to the speed reducer oil leak, and seepage lubricating oil can flow along the protective housing toward the motor direction, exists and arouses the servo motor trouble condition, causes great potential safety hazard to production. And the float glass production line does not have the characteristic of being stopped and started at any time, and if the equipment is immediately stopped and maintained after a fault is found, the benefits of a company are greatly influenced.
SUMMERY OF THE UTILITY MODEL
In view of the technical problem that the background art exists, the utility model provides an automated inspection speed reducer oil leak and protection driving motor's device, this device can remind operating personnel to pay close attention to the oil leak condition of speed reducer at the initial stage of oil blanket oil leak, has reserved the time of switching unit, and maintainer has the abundant time to prepare maintenance work.
In order to solve the technical problem, the utility model discloses following technical scheme has been taken and has been realized:
a device for automatically detecting oil leakage of a speed reducer and protecting a driving motor comprises a shell sleeve arranged outside a coupler, wherein a lower part region of the shell sleeve protrudes outwards to form a low-lying groove, and the low-lying groove is used for being close to an oil seal of the speed reducer; the shell cover is provided with a detection hole at the bottom, an oil leakage induction line is arranged at the detection hole and is electrically connected with the signal processing module, and the signal processing module is electrically connected with the alarm.
In a preferred scheme, the detection hole is positioned at one end opposite to the low-lying groove, the oil leakage induction line is arranged from the detection hole to the direction of the low-lying groove, and the front end of the oil leakage induction line is positioned in the low-lying groove.
In the preferred scheme, an oil outlet pipe is arranged at the bottom of the low-lying tank, an oil drainage device is arranged on the oil outlet pipe, the oil drainage device is communicated with an oil storage barrel through an oil pipe, and an exhaust hole is formed in the top of the oil storage barrel; the top of the shell is provided with an air inlet which is connected with an air pipe, the air pipe is used for communicating an air source, and the air pipe is provided with a valve.
In a preferred scheme, the oil drainage device comprises a barrel, the barrel is arranged at the lower part of the oil outlet pipe, an oil drainage pipe is arranged on the barrel wall of the barrel, and the oil drainage pipe is communicated with the oil storage barrel through an oil pipe; the bottom in the cylinder is provided with a spring, and the upper part of the spring is connected with a piston.
In a preferred scheme, the air inlet is arranged above the detection hole.
In a preferred scheme, the valve is an electromagnetic switch valve, and the valve is electrically connected with the signal processing module.
In the preferred scheme, the shell sleeve is a cylinder structure formed by connecting an upper shell and a lower shell, and both ends of the upper shell and the lower shell are provided with semi-annular flange surfaces.
This patent can reach following beneficial effect:
1. when oil leaks from the oil seal of the speed reducer, lubricating oil cannot reach the front shaft end of the motor quickly, but flows into the low-lying groove firstly, the low-lying groove plays a role in isolating the flow direction of the lubricating oil, and the time for the lubricating oil to flow into the front end of the motor is reduced; the oil leakage induction line is used for detecting the position information of oil leakage, and when the oil leakage condition of the low-lying groove is detected, an alarm is used for reminding an operator that the lubricating oil reaches the low-lying groove; the device can remind an operator to pay attention to the oil leakage condition of the speed reducer at the initial oil leakage stage of the oil seal, the time for switching the unit is reserved, and the maintainer has sufficient time to prepare for maintenance work;
2. when the oil leakage condition of the oil seal is found, the valve on the air pipe is opened, the oil drainage device can drain the lubricating oil seeped out from the shell sleeve to the oil storage barrel through the extrusion effect of air pressure, the lubricating oil can be ensured not to cross the low-lying groove, and the lubricating oil is further ensured not to easily flow into the front shaft end of the motor;
3. the valve adopts the electromagnetic switch valve, and the electromagnetic switch valve passes through signal processing module control switching, can reach the effect of quick and automatic switch-on air supply, and the reaction is rapid, and the security is high.
Drawings
The invention will be further explained with reference to the following figures and examples:
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
FIG. 3 is a structural view of the shell of the present invention;
fig. 4 is a wiring diagram of the signal processing module of the present invention.
In the figure: the oil leakage detection device comprises a detection hole 1, an oil leakage induction line 2, a signal processing module 3, an alarm 4, a shell 5, a low-lying groove 6, a speed reducer 7, an oil seal 701, an oil drainage device 8, a cylinder 801, an oil drainage pipe 802, a spring 803, a piston 804, an oil storage barrel 9, an exhaust hole 901, an air inlet 10, an air pipe 11, a valve 12 and a motor 13.
Detailed Description
As shown in fig. 1 to 3, a device for automatically detecting oil leakage of a speed reducer and protecting a driving motor comprises a housing 5 mounted outside a coupler, wherein a lower partial region of the housing 5 protrudes outwards to form a low-lying groove 6, and the low-lying groove 6 is used for being arranged close to an oil seal 701 of the speed reducer 7; a detection hole 1 is formed in the bottom of the shell 5, an oil leakage induction line 2 is installed at the detection hole 1, the oil leakage induction line 2 is electrically connected with the signal processing module 3, and the signal processing module 3 is electrically connected with the alarm 4;
the signal processing module 3 is provided with a model of a CPU226, and a wiring schematic diagram of the processing module 3 is shown in FIG. 4;
the alarm 4 is an audible and visual alarm, and the model number of the alarm is LTE-1101J;
oil leak response line 2 is used for monitoring whether the speed reducer has the oil leak condition, and the principle is: if the speed reducer is in a normal state, the induction line outputs a normal signal, when the speed reducer has an oil leakage condition, the leaked oil contacts the induction line, the induction line can transmit an abnormal signal to the signal processing module 3, and then the signal processing module 3 sends a digital signal to the alarm 4 and sends an alarm; the model of the oil leakage induction line is A-LLW 5000.
Furthermore, the detection hole 1 is positioned at one end opposite to the low-lying groove 6, the oil leakage induction line 2 is arranged from the detection hole 1 to the direction of the low-lying groove 6, and the front end of the oil leakage induction line 2 is positioned in the low-lying groove 6;
the structure of the low-lying groove 6 is as shown in fig. 3, when viewed from the outside of the shell 5, the low-lying groove 6 is a semi-annular convex structure, the low-lying groove 6 has a certain oil storage function, when an oil seal 701 of the speed reducer 7 leaks oil, lubricating oil does not reach the front shaft end of the motor 13 quickly, but flows into the low-lying groove 6 first, and the low-lying groove 6 plays a role in blocking the flowing direction of the lubricating oil; the oil leakage induction line 2 is used for detecting the position information of oil leakage, and when the oil leakage condition of the low-lying groove 6 is detected, the operator is reminded that the lubricating oil reaches the low-lying groove 6, and the low-lying groove 6 can block a part of the lubricating oil, so that certain maneuvering time can be saved for the operator.
Furthermore, an oil outlet pipe is arranged at the bottom of the low-lying groove 6, an oil drainage device 8 is arranged on the oil outlet pipe, the oil drainage device 8 is communicated with an oil storage barrel 9 through an oil pipe, and an exhaust hole 901 is formed in the top of the oil storage barrel 9; the top of the shell 5 is provided with an air inlet 10, the air inlet 10 is connected with an air pipe 11, the air pipe 11 is used for communicating an air source, and the air pipe 11 is provided with a valve 12; the air source can be selected from instrument wind or nitrogen source in factory.
Furthermore, the oil drainage device 8 comprises a cylinder 801, the cylinder 801 is installed at the lower part of the oil outlet pipe, an oil drainage pipe 802 is arranged on the cylinder wall of the cylinder 801, and the oil drainage pipe 802 is communicated with the oil storage barrel 9 through an oil pipe; a spring 803 is arranged at the bottom in the cylinder 801, and a piston 804 is connected to the upper part of the spring 803.
Further, the air inlet 10 is disposed above the inspection hole 1.
Further, the valve 12 is an electromagnetic switch valve, and the valve 12 is electrically connected with the signal processing module 3; when the signal processing module 3 receives an oil leakage signal of the oil leakage induction line 2, the signal processing module 3 sends a digital quantity signal to the valve 12, and the valve 12 is opened; the valve 12 is of the type EGV-111-A78-1/2.
Furthermore, the shell 5 is a cylinder structure formed by connecting an upper shell and a lower shell, and both ends of the upper shell and the lower shell are provided with semi-annular flange surfaces;
the structure of the casing 5 is as shown in fig. 3, the upper casing and the lower casing are fixed by bolts, and after the upper casing and the lower casing are connected, flange surfaces are formed at two ends of the casing 5, and the two flange surfaces are used for being respectively connected with an oil seal 701 of the speed reducer 7 and the front shaft end of the motor 13.
The working principle of the whole device is as follows:
when the oil seal 701 of the speed reducer 7 begins to age, the lubricating oil begins to leak from the oil seal 701, and the lubricating oil first reaches the low-lying groove 6, and the explanation here is that: the lubricating oil (or called lubricating grease) in the oil seal 701 is in a thick state;
the oil leakage sensing line 2 is used for detecting the position information of the lubricating oil, when the oil leakage sensing line 2 detects an oil leakage signal, the oil leakage signal is an analog signal, the analog signal is transmitted to the input end of the signal processing module 3, the output end of the signal processing module 3 transmits a digital signal to the alarm 4, and the alarm 4 gives an alarm; the alarm 4 is used for reminding an operator whether the oil seal 701 leaks oil, and the device can remind the operator to pay attention to the oil leakage condition of the speed reducer at the initial oil leakage stage of the oil seal 701, so that the time for switching the unit is reserved, and the maintainer has sufficient time to prepare for maintenance;
in order to prevent the lubricating oil range in the shell 5 from further expanding, the valve 12 is opened, gas entering the shell 5 forms positive pressure, the piston 804 is pressed and presses the spring 803, the spring 803 is compressed downwards, the cylinder 801 is communicated with the oil drain pipe 802, and the lubricating oil is drained into the oil storage barrel 9 through the oil drain pipe 802; the exhaust hole 901 prevents the inside of the oil storage tub 9 from being pressurized.
Claims (7)
1. The utility model provides an automatic detect speed reducer oil leak and protect driving motor's device which characterized in that: the coupler comprises a shell sleeve (5) arranged outside a coupler, wherein a low-lying groove (6) is formed by outwards protruding the lower part area of the shell sleeve (5), and the low-lying groove (6) is used for being close to an oil seal (701) of a speed reducer (7); the oil leakage detection device comprises a detection hole (1) formed in the bottom of a shell sleeve (5), an oil leakage induction line (2) is installed at the detection hole (1), the oil leakage induction line (2) is electrically connected with a signal processing module (3), and the signal processing module (3) is electrically connected with an alarm (4).
2. The device for automatically detecting oil leakage of a speed reducer and protecting a driving motor according to claim 1, is characterized in that: the detection hole (1) is located at one end opposite to the low-lying groove (6), the oil leakage induction line (2) is arranged from the detection hole (1) towards the direction of the low-lying groove (6), and the front end of the oil leakage induction line (2) is located in the low-lying groove (6).
3. The device for automatically detecting oil leakage of a speed reducer and protecting a driving motor according to claim 1, is characterized in that: an oil outlet pipe is arranged at the bottom of the low-lying groove (6), an oil drainage device (8) is arranged on the oil outlet pipe, the oil drainage device (8) is communicated with the oil storage barrel (9) through an oil pipe, and an exhaust hole (901) is formed in the top of the oil storage barrel (9); an air inlet (10) is arranged at the top of the shell sleeve (5), the air inlet (10) is connected with an air pipe (11), the air pipe (11) is used for communicating an air source, and a valve (12) is arranged on the air pipe (11).
4. The device for automatically detecting oil leakage of a speed reducer and protecting a driving motor according to claim 3, is characterized in that: the oil drainage device (8) comprises a cylinder body (801), the cylinder body (801) is arranged at the lower part of the oil outlet pipe, an oil drainage pipe (802) is arranged on the wall of the cylinder body (801), and the oil drainage pipe (802) is communicated with the oil storage barrel (9) through an oil pipe; a spring (803) is arranged at the bottom in the cylinder (801), and a piston (804) is connected to the upper part of the spring (803).
5. The device for automatically detecting oil leakage of a speed reducer and protecting a driving motor according to claim 1 or 3, wherein: the air inlet (10) is arranged above the detection hole (1).
6. The device for automatically detecting oil leakage of a speed reducer and protecting a driving motor according to claim 1 or 3, wherein: the valve (12) is an electromagnetic switch valve, and the valve (12) is electrically connected with the signal processing module (3).
7. The device for automatically detecting oil leakage of a speed reducer and protecting a driving motor according to claim 1, is characterized in that: the shell sleeve (5) is a cylinder structure formed by connecting an upper shell and a lower shell, and both ends of the upper shell and the lower shell are provided with semi-annular flange surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920773064.3U CN210034370U (en) | 2019-05-27 | 2019-05-27 | Device for automatically detecting oil leakage of speed reducer and protecting driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920773064.3U CN210034370U (en) | 2019-05-27 | 2019-05-27 | Device for automatically detecting oil leakage of speed reducer and protecting driving motor |
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| CN210034370U true CN210034370U (en) | 2020-02-07 |
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| CN201920773064.3U Active CN210034370U (en) | 2019-05-27 | 2019-05-27 | Device for automatically detecting oil leakage of speed reducer and protecting driving motor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374859A (en) * | 2021-06-30 | 2021-09-10 | 绍兴市夏亚智能科技有限公司 | Predictive maintenance device and method for speed reducer |
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2019
- 2019-05-27 CN CN201920773064.3U patent/CN210034370U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374859A (en) * | 2021-06-30 | 2021-09-10 | 绍兴市夏亚智能科技有限公司 | Predictive maintenance device and method for speed reducer |
| CN113374859B (en) * | 2021-06-30 | 2022-06-14 | 绍兴市夏亚智能科技有限公司 | Predictive maintenance device and method for speed reducer |
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