CN216593675U - Be used for speed reducer lack of oil detection device - Google Patents
Be used for speed reducer lack of oil detection device Download PDFInfo
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- CN216593675U CN216593675U CN202122966257.0U CN202122966257U CN216593675U CN 216593675 U CN216593675 U CN 216593675U CN 202122966257 U CN202122966257 U CN 202122966257U CN 216593675 U CN216593675 U CN 216593675U
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- speed reducer
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 56
- 238000001514 detection method Methods 0.000 title claims abstract description 20
- 239000003921 oil Substances 0.000 claims abstract description 272
- 239000010687 lubricating oil Substances 0.000 claims abstract description 77
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 239000012780 transparent material Substances 0.000 claims abstract description 7
- 230000000007 visual effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 239000012208 gear oil Substances 0.000 description 25
- 230000000694 effects Effects 0.000 description 12
- 230000002159 abnormal effect Effects 0.000 description 9
- 238000007689 inspection Methods 0.000 description 7
- 230000010405 clearance mechanism Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000003642 hunger Nutrition 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 230000037351 starvation Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Abstract
The utility model discloses an oil shortage detection device for a speed reducer, which comprises an intermediate oil tank, a first oil tank and a second oil tank, wherein the intermediate oil tank is connected with the first oil tank; the middle oil tank is respectively provided with an oil inlet pipe and an oil outlet pipe, the position of the oil outlet pipe is higher than that of the oil inlet pipe, and the oil outlet pipe is provided with a regulating valve; a float switch is arranged in the intermediate oil tank and is electrically connected with alarm equipment arranged on the intermediate oil tank; when the oil level in the middle oil tank rises to a high liquid level, the float switch is in an open circuit state so that the alarm device does not work; when the oil level in the middle oil tank is reduced to a low liquid level, the float switch is in a closed state to enable the alarm device to work; the oil outlet pipe is made of transparent material, the pipe orifice of the oil outlet pipe is connected with an adapter, an L-shaped oil conveying channel is arranged in the adapter, an oil inlet and an oil outlet are respectively formed at the upper end and the lower end of the adapter, and the oil outlet is downward opened and connected with the adapter; the adapter is provided with a pipe wall cleaning mechanism which is used for cleaning lubricating oil attached to the inner wall of the pipe orifice of the oil outlet pipe. The utility model has the advantage of rapidly detecting whether the speed reducer is lack of oil.
Description
Technical Field
The utility model belongs to the technical field of speed reducers, and particularly relates to an oil shortage detection device for a speed reducer.
Background
As is well known, a mud scraper is a machine for cleaning sludge from a river channel, and is used in a circular sedimentation tank with a large diameter in municipal sewage treatment plants, water supply plants and industrial wastewater treatment to remove sludge settled at the bottom of the tank and remove scum on the surface of the tank.
The mud scraper mainly depends on the center transmission of the speed reducer to realize the rotation mud scraping, and the speed reducer can not be used without lubricating oil, so that the lubricating oil can reduce the abrasion between machines, the service life of the speed reducer is prolonged, and the efficiency of the speed reducer can be increased. For a general sewage treatment plant, sewage needs to be continuously treated, so that a speed reducer of a mud scraper is in a working state for a long time.
Because the speed reducer of the mud scraper is in a working state for a long time, the abrasion of the pump body of the gear oil pump is large, and when the gear of the pump body of the gear oil pump is dislocated, the gear oil pump cannot normally supply lubricating oil to the speed reducer, the abnormal working of the speed reducer can be caused, and finally the abnormal equipment of the mud scraper is caused;
however, because the running speed of the speed reducer is low, the short-time oil shortage can not be obviously reflected, and the inspection personnel can not find out abnormal conditions in time easily; meanwhile, in the prior art, a transparent oil pipe is generally adopted to convey lubricating oil to the speed reducer, but the lubricating oil pipe is extremely easy to be attached with a little lubricating oil due to the fact that the viscosity of the lubricating oil is large, so that the original transparent oil pipe becomes dim, inspection personnel cannot clearly observe whether the lubricating oil flows, and namely whether the lubricating oil is normally conveyed to the speed reducer cannot be visually judged.
Therefore, if the patrol personnel does not find abnormal conditions in time, when the patrol personnel finds abnormal sound and abnormal vibration, the equipment of the patrol personnel can be damaged more seriously, the maintenance cost is increased, and the abnormal work of the equipment can finally influence the quality of the effluent water.
Based on this, the applicant considers to design an oil shortage detection device for a speed reducer, which is used for solving the technical problem.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an oil shortage detection device for a speed reducer, which aims to solve the problems that whether the speed reducer is in oil shortage or not can not be quickly and intuitively detected by inspection personnel in the prior art, so that equipment is damaged, the maintenance cost is increased, and the production efficiency is influenced.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a be used for speed reducer lack of oil detection device, the key lies in: comprises an intermediate oil tank;
an oil inlet pipe and an oil outlet pipe are respectively arranged on the intermediate oil tank, the position of the oil outlet pipe is higher than that of the oil inlet pipe, and an adjusting valve is arranged on the oil outlet pipe; a float switch is arranged in the intermediate oil tank and is electrically connected with alarm equipment arranged on the intermediate oil tank;
when the oil level in the intermediate oil tank rises to a high liquid level, the float switch is in a cut-off state so that the alarm device does not work; when the oil level in the intermediate oil tank is reduced to a low liquid level, the float switch is in a closed state to enable the alarm device to work;
the oil outlet pipe is made of transparent materials, the pipe orifice of the oil outlet pipe is connected with an adapter, an L-shaped oil conveying channel is arranged in the adapter, the upper end and the lower end of the oil conveying channel respectively form an oil inlet and an oil outlet, and the opening of the oil outlet faces downwards and is connected with the adapter pipe; the adapter is provided with a pipe wall cleaning mechanism which is electrically connected with the controller and used for cleaning lubricating oil attached to the inner wall of the oil outlet pipe close to the pipe orifice.
By adopting the scheme, the oil inlet pipe is used for connecting the gear oil pump, and the adapter pipe is used for connecting the speed reducer;
non-fault state: when the gear oil pump normally operates, the regulating valve is closed, the gear oil pump is started to convey lubricating oil into the intermediate oil tank through the oil inlet pipe, the liquid level in the intermediate oil tank continuously rises, meanwhile, the floating ball of the floating ball switch rises until the whole intermediate oil tank is filled with the lubricating oil and reaches a high liquid level, at the moment, the floating ball switch is in a circuit-breaking state, and the alarm device does not work; then, opening the regulating valve, and finally conveying the lubricating oil into the speed reducer through the oil outlet pipe, the oil conveying channel and the adapter pipe to lubricate the speed reducer; meanwhile, the oil inlet quantity of the oil inlet pipe and the oil outlet quantity of the oil outlet pipe are kept consistent by adjusting the adjusting valve or the gear oil pump, so that the dynamic balance of the lubricating oil level in the intermediate oil tank is maintained, namely the float switch is always at a high liquid level, and the alarm device does not work.
And (3) fault state: when the gear oil pump breaks down, can not normally supply oil for the lubricated oil mass through advancing oil pipe input is zero, and the lubricating oil through going out oil pipe output is unchangeable, causes the oil level in the middle oil tank to descend continuously, and the float of float switch sinks, and until reaching low liquid level, the float switch is in the on-way state, and warning equipment work reminds patrolling and examining personnel equipment unusual.
Simultaneously, under the controller effect, make pipe wall clearance mechanism can be close to the adnexed lubricating oil of mouth of pipe inner wall department to going out oil pipe according to the demand and clear up to whether the visual oil pipe department of going out through this section of clean transparent of patrolling and examining personnel observes lubricating oil and is flowing, avoids the speed reducer to appear lacking oil and not in time discover, plays supplementary warning effect. And equipment normal during operation, lubricating oil can normally pass through oil pipe, oil transportation passageway and switching pipe and finally carry to the speed reducer in, can not lead to the fact the influence to the transport of lubricating oil.
Preferably, the pipe wall cleaning mechanism comprises a motor horizontally arranged on the adapter, a rotating shaft of the motor penetrates through the adapter and extends into the oil outlet pipe through the oil inlet, a scraper arranged along the length direction of the rotating shaft is arranged at the tail end of the rotating shaft, and the end face of the scraper is contacted with the inner wall of the oil outlet pipe; the motor is electrically connected to the controller.
Scheme more than adopting, under the controller effect, the control motor lasts the rotation, and the pivot drives the scraper blade and clears up the adnexed lubricating oil of pipe wall, perhaps the control motor is positive and negative to rotate certain angle in turn, and the scraper blade rotates in turn and clears up the adnexed lubricating oil of play oil pipe mouth of pipe inner wall to guarantee to go out oil pipe and correspond the difficult adnexed lubricating oil of position department with the scraper blade, be convenient for patrolling and examining personnel directly perceivedly and observe whether lubricating oil is flowing through this position, thereby judge the behavior of equipment. Because the diameter of the rotating shaft is smaller than the diameters of the oil outlet pipe and the oil conveying channel, and a gap is reserved between the scraper plate and the oil outlet pipe, lubricating oil can normally flow through the oil outlet pipe at the scraper plate and is finally conveyed into the speed reducer through the oil conveying channel and the adapter pipe.
Preferably, at least two scrapers are symmetrically arranged along the circumferential direction of the rotating shaft.
By adopting the scheme, the design is more reasonable, and the scraper can achieve a better cleaning effect.
Preferably, the scraper blade is detachably connected with the rotating shaft, connecting support lugs are arranged at two ends of the scraper blade, a slot for embedding the scraper blade is formed in the corresponding position of the rotating shaft, and the connecting support lugs are connected with the bottom of the slot through bolts.
By adopting the scheme, the scraper rotates in contact with the inner wall of the oil outlet pipe for a long time, and abrasion is possibly caused, so that the scraper on the rotating shaft can be replaced by detaching the adapter at the pipe orifice of the oil outlet pipe.
Preferably, the cross section of one end of the scraper contacted with the inner wall of the oil outlet pipe is V-shaped.
Scheme more than adopting can be better clears up the adnexed lubricating oil of oil pipe inner wall.
Preferably, the intermediate oil tank is made of a transparent material.
By adopting the scheme, the patrol personnel can observe the liquid level of the lubricating oil in the patrol personnel visually through the intermediate oil tank and judge the abnormal condition of the gear oil pump.
Preferably, the distance between the mounting position of the oil outlet pipe and the top of the intermediate oil tank is more than one third of the overall height of the intermediate oil tank.
By adopting the scheme, when the gear oil pump works abnormally, the flow of the lubricating oil passing through the oil inlet pipe is reduced, the liquid level of the intermediate oil tank can continuously drop to be close to the height of the oil outlet pipe, and the oil level can have obvious height difference change; even if the alarm device does not work, the patrol personnel can observe the oil level change through the intermediate oil tank intuitively, so that the working condition of the equipment is judged.
Preferably, the oil inlet pipe is installed near the bottom of the intermediate oil tank.
By adopting the scheme, as the viscosity of the lubricating oil is higher, if the distance from the oil inlet pipe to the bottom of the intermediate oil tank is longer, the lubricating oil at the bottom of the intermediate oil tank can be in a non-flowing state for a long time, and the viscosity is further increased, so that the outflow of the whole lubricating oil through the oil outlet pipe is influenced; the design of position in this scheme for through the lubricating oil of advancing oil pipe inflow intermediate tank, the lubricating oil of bottom flows and impels the lubricating oil of its top to export through going out the oil pipe, strengthens the mobility of whole lubricating oil, guarantees promptly that lubricating oil can normally input to the speed reducer in.
Preferably, the regulating valve is an electromagnetic valve and is electrically connected to the controller.
By adopting the scheme, the flow of the oil outlet pipe can be conveniently adjusted, so that the flow of the oil inlet pipe and the flow of the oil outlet pipe are kept consistent.
Preferably, the alarm device is an audible and visual alarm.
By adopting the scheme, the inspection personnel can be intuitively and timely reminded of equipment abnormity.
Compared with the prior art, the utility model has the beneficial technical effects that:
when the gear oil pump breaks down, the oil level in the middle oil tank will drop to low liquid level, and the amount of lubricating oil input into the speed reducer continues to reduce until zero, and the float switch is in the on-state at this moment and makes alarm device work, detects out equipment speed reducer starvation promptly, and the warning reminds patrolling and examining personnel equipment unusual.
Meanwhile, when the gear oil pump fails to cause the oil shortage of the speed reducer, the lubricating oil in the oil outlet pipe does not flow into the speed reducer and is input; go out oil pipe mouth department and be connected with the adapter, the pipe wall clearance mechanism that sets up on the adapter can be close to mouth of pipe department inner wall adnexed lubricating oil to go out oil pipe and clear up to whether the visual clear transparent oil pipe department of this section of the personnel of patrolling and examining observes lubricating oil and flow, avoid the speed reducer to appear lacking oil and not discover in time, play supplementary detection effect, further guarantee equipment safety and stability's operation, reduce the unplanned maintenance of speed reducer.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
FIG. 3 is a schematic cross-sectional view of the flowline of the present invention.
Fig. 4 is an enlarged view of fig. 3 at B.
Labeled as:
1, an intermediate oil tank; 2, an oil inlet pipe; 3, an oil outlet pipe; 4, adjusting a valve; 5, a float switch; 6, an alarm device; 7, an adapter; 8, an oil transportation channel; 9, an oil inlet; 10 oil outlet; 11, a transfer pipe; 12 a motor; 13 a rotating shaft; 14 a scraper blade; 15 connecting the support lug; 16 slots;
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation:
as shown in fig. 1 to 4, an oil shortage detection device for a speed reducer comprises an intermediate oil tank 1;
an oil inlet pipe 2 and an oil outlet pipe 3 are respectively arranged on the intermediate oil tank 1, the position of the oil outlet pipe 3 is higher than that of the oil inlet pipe 2, and an adjusting valve 4 is arranged on the oil outlet pipe 3; a float switch 5 is arranged in the intermediate oil tank 1, and the float switch 5 is electrically connected with an alarm device 6 arranged on the intermediate oil tank 1;
when the oil level in the intermediate oil tank 1 rises to a high level, the float switch 5 is in an off state to enable the alarm device 6 not to work; when the oil level in the intermediate oil tank 1 is reduced to a low liquid level, the float switch 5 is in a passage state to enable the alarm device 6 to work;
the oil outlet pipe 3 is made of transparent material, the pipe orifice of the oil outlet pipe is connected with an adapter 7, an L-shaped oil conveying channel 8 is arranged in the adapter 7, the upper end and the lower end of the oil conveying channel 8 respectively form an oil inlet 9 and an oil outlet 10, and the opening of the oil outlet 10 faces downwards and is connected with an adapter pipe 11; the adapter 7 is provided with a pipe wall cleaning mechanism which is electrically connected with the controller and used for cleaning lubricating oil attached to the inner wall of the oil outlet pipe 3 close to the pipe orifice.
In the scheme, the oil inlet pipe 2 is used for connecting a gear oil pump, and the adapter pipe 11 is used for connecting a speed reducer;
non-fault state: when the gear oil pump normally operates, the regulating valve 4 is closed, the gear oil pump is started to convey lubricating oil into the intermediate oil tank 1 through the oil inlet pipe 2, the liquid level in the intermediate oil tank 1 continuously rises, meanwhile, a floating ball of the floating ball switch 5 rises until the whole intermediate oil tank 1 is filled with the lubricating oil and reaches a high liquid level, at the moment, the floating ball switch 5 is in a cut-off state, and the alarm device 6 does not work; then, when the regulating valve 4 is opened, the lubricating oil is finally conveyed into the speed reducer through the oil outlet pipe 3, the oil conveying channel 8 and the adapter pipe 11 to lubricate the speed reducer; meanwhile, the oil inlet amount of the oil inlet pipe 2 and the oil outlet amount of the oil outlet pipe 3 are kept consistent by adjusting the adjusting valve 4 or the gear oil pump, so that the dynamic balance of the lubricating oil level in the intermediate oil tank 1 is maintained, namely the float switch 5 is always at a high liquid level, and the alarm device 6 does not work.
And (3) fault state: when the gear oil pump breaks down, the gear oil pump can not normally supply oil, so that the amount of the lubricating oil input through the oil inlet pipe 2 is zero, and the lubricating oil output through the oil outlet pipe 3 is unchanged, so that the oil level in the intermediate oil tank 1 continuously drops, the floater of the float switch 5 sinks until the low liquid level is reached, the float switch 5 is in a passage state, and the alarm device 6 works to remind inspection personnel of equipment abnormality. In practice, it is preferred that the low level is located at a level close to a level near or above the level of the flowline 3, so that the alarm device 6 operates before the flow rate of the flowline 3 becomes zero.
Simultaneously, under the controller effect, make pipe wall clearance mechanism can clear up the adnexed lubricating oil of play oil pipe 3 department of being close to mouth of pipe inner wall according to the demand to whether the visual oil pipe 3 department of going out through this section of clean transparent of patrolling and examining personnel observes lubricating oil and flows, avoids the speed reducer to appear lacking oil and not in time discover, plays supplementary detection effect. And when equipment normally works, lubricating oil can normally pass through oil outlet pipe 3, oil delivery passageway 8 and adapter tube 11 and finally carry to the speed reducer in, can not cause the influence to the transport of lubricating oil.
In the scheme, as shown in fig. 1 to 4, the pipe wall cleaning mechanism comprises a motor 12 horizontally arranged on an adapter 7, a rotating shaft 13 of the motor 12 penetrates through the adapter 7 and extends into the oil outlet pipe 3 through an oil inlet 9, a scraping plate 14 arranged along the length direction of the rotating shaft 13 is arranged at the tail end of the rotating shaft 13, and the end surface of the scraping plate 14 is in contact with the inner wall of the oil outlet pipe 3; the motor 12 is electrically connected to the controller.
So, under the controller effect, control motor 12 continuously rotates, pivot 13 drives scraper blade 14 and clears up the adnexed lubricating oil of pipe wall, perhaps control motor 12 is in turn just reverse certain angle, scraper blade 14 rotates in turn and clears up the adnexed lubricating oil of 3 mouth of pipe inner walls of play oil pipe, thereby guarantee to go out oil pipe 3 go up with scraper blade 14 corresponding position department be difficult for adhering to lubricating oil, be convenient for patrol and examine the personnel directly perceivedly and observe whether lubricating oil is flowing through this position, thereby judge the behavior of equipment. During implementation, as the diameter of the rotating shaft 13 is smaller than the diameters of the oil outlet pipe 3 and the oil conveying channel 8, and a gap is formed between the scraper plate 14 and the oil outlet pipe 3, lubricating oil can normally flow through the oil outlet pipe 3 at the scraper plate 14 and is finally conveyed into the speed reducer through the oil conveying channel 8 and the adapter pipe 11.
Meanwhile, as shown in fig. 1, 3 and 4, at least two scrapers 14 are symmetrically disposed along the circumferential direction of the rotating shaft 13. The design is more reasonable, and the scraper 14 can achieve better cleaning effect. The scraper 14 is detachably connected with the rotating shaft 13, the two ends of the scraper 14 are provided with connecting lugs 15, the corresponding position on the rotating shaft 13 is provided with a slot 16 in which the scraper 14 can be embedded, and the connecting lugs 15 are connected with the bottom of the slot 16 through bolts. Since the scraper 14 rotates in contact with the inner wall of the oil outlet pipe 3 for a long time and may be worn, the scraper 14 on the rotating shaft 13 can be replaced by removing the adapter 7 at the nozzle of the oil outlet pipe 3. In order to better clean the oil outlet pipe 3 from the lubricating oil adhered to the inner wall, the end of the scraper 14 in contact with the inner wall of the oil outlet pipe 3 has a V-shaped cross section, as shown in fig. 3.
When in implementation, the scraper 14 is preferably made of plastic, so that the inner wall of the oil outlet pipe 3 is prevented from being damaged by rotation.
In the scheme, the intermediate oil tank 1 is made of a transparent material. Therefore, the inspection personnel can visually observe the liquid level of the lubricating oil in the intermediate oil tank 1 and judge the abnormal condition of the gear oil pump.
Meanwhile, as shown in fig. 1, the distance between the installation position of the oil outlet pipe 3 and the top of the intermediate oil tank 1 is more than one third of the overall height of the intermediate oil tank 1. Thus, when the gear oil pump works abnormally, the flow of the lubricating oil passing through the oil inlet pipe 2 is reduced, the liquid level of the intermediate oil tank 1 is continuously reduced to be close to the height of the oil outlet pipe 3, and the oil level has obvious height difference change; even if the alarm device does not work, the patrol personnel can visually observe the oil level change through the intermediate oil tank 1, so that the working condition of the equipment is judged.
Meanwhile, as shown in fig. 1, the oil inlet pipe 2 is installed near the bottom of the intermediate oil tank 1.
Thus, if the distance between the oil inlet pipe 2 and the bottom of the intermediate oil tank 1 is long, the lubricating oil at the bottom of the intermediate oil tank 1 may be in a non-flowing state for a long time, and the viscosity is further increased, thereby affecting the outflow of the whole lubricating oil through the oil outlet pipe 3; the design of position in this scheme for through the lubricating oil that advances oil pipe 2 inflow intermediate tank 1, the lubricating oil flow of bottom impels the lubricating oil of its top to export through play oil pipe 3, strengthens the mobility of whole lubricating oil, guarantees that lubricating oil can normally import to the speed reducer promptly.
In addition, in this embodiment, the regulating valve 4 is an electromagnetic valve and is electrically connected to the controller. The flow of the oil outlet pipe 3 can be conveniently adjusted, so that the flow of the oil inlet pipe 2 and the flow of the oil outlet pipe 3 can be kept consistent. And the alarm device 6 is an audible and visual alarm. The equipment abnormity reminding can be visually and timely carried out on the patrol personnel.
The working principle of the utility model is as follows:
non-fault state: when the gear oil pump normally operates, the regulating valve 4 is closed, the gear oil pump is started to convey lubricating oil into the intermediate oil tank 1 through the oil inlet pipe 2, the liquid level in the intermediate oil tank 1 continuously rises, meanwhile, a floating ball of the floating ball switch 5 rises until the whole intermediate oil tank 1 is filled with the lubricating oil and reaches a high liquid level, at the moment, the floating ball switch 5 is in a cut-off state, and the alarm device 6 does not work; then, when the regulating valve 4 is opened, the lubricating oil is finally conveyed into the speed reducer through the oil outlet pipe 3, the oil conveying channel 8 and the adapter pipe 11 to lubricate the speed reducer; meanwhile, the oil inlet amount of the oil inlet pipe 2 and the oil outlet amount of the oil outlet pipe 3 are kept consistent by adjusting the adjusting valve 4 or the gear oil pump, so that the dynamic balance of the lubricating oil level in the intermediate oil tank 1 is maintained, namely the float switch 5 is always at a high liquid level, and the alarm device 6 does not work.
And (3) fault state: when the gear oil pump breaks down, the gear oil pump can not normally supply oil, so that the amount of the lubricating oil input through the oil inlet pipe 2 is zero, and the lubricating oil output through the oil outlet pipe 3 is unchanged, so that the oil level in the intermediate oil tank 1 continuously drops, the floater of the float switch 5 sinks until the low liquid level is reached, the float switch 5 is in a passage state, and the alarm device 6 works to remind inspection personnel of equipment abnormality.
Simultaneously, under the controller effect, make pipe wall clearance mechanism can clear up the adnexed lubricating oil of play oil pipe 3 department near mouth of pipe inner wall according to the demand to whether the visual oil pipe 3 department of going out through this section of clean transparent of patrolling and examining personnel observes lubricating oil and is flowing, avoids the speed reducer to appear lacking oil and not in time discover, plays supplementary warning effect. And when equipment normally works, lubricating oil can normally pass through oil outlet pipe 3, oil delivery passageway 8 and adapter tube 11 and finally carry to the speed reducer in, can not cause the influence to the transport of lubricating oil.
The above are only preferred embodiments of the present invention, and it should be noted that a person skilled in the art may make several variations and modifications without departing from the technical scope of the present invention, and the technical scope of the present invention should be considered as falling within the scope of the present invention.
Claims (10)
1. The utility model provides a be used for speed reducer lack of oil detection device which characterized in that: comprises an intermediate oil tank;
an oil inlet pipe and an oil outlet pipe are respectively arranged on the intermediate oil tank, the position of the oil outlet pipe is higher than that of the oil inlet pipe, and an adjusting valve is arranged on the oil outlet pipe; a float switch is arranged in the intermediate oil tank and electrically connected with alarm equipment arranged on the intermediate oil tank;
when the oil level in the intermediate oil tank rises to a high liquid level, the float switch is in a broken circuit state so that the alarm device does not work; when the oil level in the intermediate oil tank is reduced to a low liquid level, the float switch is in a closed state to enable the alarm device to work;
the oil outlet pipe is made of transparent materials, the pipe orifice of the oil outlet pipe is connected with an adapter, an L-shaped oil conveying channel is arranged in the adapter, the upper end and the lower end of the oil conveying channel respectively form an oil inlet and an oil outlet, and the opening of the oil outlet faces downwards and is connected with the adapter pipe; the adapter is provided with a pipe wall cleaning mechanism which is electrically connected with the controller and used for cleaning lubricating oil attached to the inner wall of the oil outlet pipe close to the pipe orifice.
2. The oil shortage detection device for the speed reducer according to claim 1, wherein: the pipe wall cleaning mechanism comprises a motor horizontally arranged on the adapter, a rotating shaft of the motor penetrates through the adapter and extends into the oil outlet pipe through the oil inlet, a scraper plate arranged along the length direction of the rotating shaft is arranged at the tail end of the rotating shaft, and the end face of the scraper plate is contacted with the inner wall of the oil outlet pipe; the motor is electrically connected to the controller.
3. The oil shortage detection device for the speed reducer according to claim 2, wherein: at least two scrapers are symmetrically arranged along the circumferential direction of the rotating shaft.
4. The oil shortage detection device for the speed reducer according to claim 3, wherein: the scraper blade is connected with the rotating shaft in a detachable mode, the two ends of the scraper blade are provided with connecting lugs, the corresponding position on the rotating shaft is provided with a slot for the scraper blade to be embedded in, and the connecting lugs are connected with the bottom of the slot through bolts.
5. The oil shortage detection device for the speed reducer according to claim 4, wherein: the cross section of one end of the scraper contacted with the inner wall of the oil outlet pipe is V-shaped.
6. The oil shortage detection device for the speed reducer according to claim 1, wherein: the intermediate oil tank is made of transparent materials.
7. The oil shortage detection device for the speed reducer according to claim 6, wherein: the distance between the installation position of the oil outlet pipe and the top of the middle oil tank is more than one third of the whole height of the middle oil tank.
8. The oil shortage detection device for the speed reducer according to claim 7, wherein: the installation position of the oil inlet pipe is close to the bottom of the middle oil tank.
9. The oil shortage detection device for the speed reducer according to claim 1, wherein: the regulating valve is an electromagnetic valve and is electrically connected with the controller.
10. The oil shortage detection device for the speed reducer according to claim 1, wherein: the alarm device is an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122966257.0U CN216593675U (en) | 2021-11-29 | 2021-11-29 | Be used for speed reducer lack of oil detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122966257.0U CN216593675U (en) | 2021-11-29 | 2021-11-29 | Be used for speed reducer lack of oil detection device |
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|---|---|
| CN216593675U true CN216593675U (en) | 2022-05-24 |
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| CN202122966257.0U Expired - Fee Related CN216593675U (en) | 2021-11-29 | 2021-11-29 | Be used for speed reducer lack of oil detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300991A (en) * | 2022-08-03 | 2022-11-08 | 中钢集团邢台机械轧辊有限公司 | Cutting fluid silt centralized recovery device and use method thereof |
-
2021
- 2021-11-29 CN CN202122966257.0U patent/CN216593675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300991A (en) * | 2022-08-03 | 2022-11-08 | 中钢集团邢台机械轧辊有限公司 | Cutting fluid silt centralized recovery device and use method thereof |
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