CN210218025U - W5 vacuum pump with rotatory oil supply unit - Google Patents
W5 vacuum pump with rotatory oil supply unit Download PDFInfo
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- CN210218025U CN210218025U CN201921006503.4U CN201921006503U CN210218025U CN 210218025 U CN210218025 U CN 210218025U CN 201921006503 U CN201921006503 U CN 201921006503U CN 210218025 U CN210218025 U CN 210218025U
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Abstract
The utility model discloses a W5 vacuum pump with rotatory oil supply unit, belong to vacuum pump technical field, its technical scheme main points are including oil cup and pump body, and the bottom of the oil cup communicates there is the glib talker, be equipped with oil supply unit between oil cup and the pump body, and oil supply unit includes pivot, oil groove, oil mass switching section of thick bamboo and dustcoat, and the oil groove is seted up in the pivot, and the pivot is inserted in the dustcoat and is connected with the dustcoat rotation, and the glib talker of oil cup bottom is inserted in the dustcoat and is aligned with the oil groove on the pivot, and oil mass switching section of thick bamboo one end is inserted in the dustcoat and is communicated with the dustcoat, and the other; one end of the rotating shaft arranged outside the outer cover is fixedly connected with a speed reducing motor. The effect of quantitatively supplying oil to the vacuum pump is achieved.
Description
Technical Field
The utility model relates to a vacuum pump field, in particular to W5 vacuum pump with rotatory oil supply unit.
Background
The vacuum pump is a device or equipment for obtaining vacuum by pumping a pumping container by using a mechanical, physical, chemical or physical-chemical method, and is widely applied to industries such as metallurgy, chemical engineering, food, electronic coating and the like.
The sliding air valve block and the piston of the vacuum pump need to be supplied with oil in time in the using process, so that abrasion caused by the sliding air valve and the piston when oil is not available is prevented, and the vacuum degree is reduced. The common oil supply mode adopts a passive needle valve type oil cup for oil supply, and the oil supply mode has a simple structure and lower cost.
The defects of the existing oil injection mode are as follows: the needle valve type oil cup starts the valve needle to supply oil by virtue of air pressure, the valve needle is controlled by the pretightening force of a spring at the top of the oil cup, the oil supply amount is unstable, the oil supply amount cannot be accurately preset, the pretightening force of the spring is overlarge, the oil supply amount is small, even the oil supply cannot be started, so that the vacuum pump cannot be sufficiently lubricated, an air valve block and the air valve are abraded, and the vacuum degree is reduced; the pre-tightening force of the spring is too small, the oil supply amount is larger, the oil in the oil cup is consumed quickly, oil is lacked in the later period, the air valve block and the air valve are abraded, and the vacuum degree is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a W5 vacuum pump with rotatory oil supply unit, realize the effect of ration for the vacuum pump fuel feeding to the prior art not enough.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a W5 vacuum pump with rotary oil supply device comprises an oil cup and a pump body, wherein the bottom of the oil cup is communicated with an oil nipple, the oil supply device is arranged between the oil cup and the pump body, the oil supply device comprises a rotating shaft, an oil groove, an oil quantity transfer cylinder and an outer cover, the oil groove is arranged on the rotating shaft, the rotating shaft is inserted into the outer cover and is rotationally connected with the outer cover, the oil nipple at the bottom of the oil cup is inserted into the outer cover and is aligned with the oil groove on the rotating shaft, one end of the oil quantity transfer cylinder is inserted into the outer cover and is communicated with the outer cover, and the other end of; one end of the rotating shaft arranged outside the outer cover is fixedly connected with a speed reducing motor.
Through adopting above-mentioned technical scheme, add the oil back in the oil cup, the pump body is at the in-process that uses, control gear motor drives the pivot and rotates, it is right in the exact right with the glib talker of oil cup bottom to rotate epaxial oil groove, oil in the oil cup gets into in the oil groove, when the pivot continues to rotate, glib talker and pivot periphery butt, prevent the oil leakage in the oil cup, after the oil groove opening down, oil in the oil groove flows into in the oil mass switching section of thick bamboo, again from in the oil mass switching section of thick bamboo inflow pump body, the size of the volume is supplied to this kind of fuel feeding mode is convenient for control, make the fuel feeding quantization accurate, the controllability is good, can guarantee the normal operating of machine, also reduce the waste of oil simultaneously.
This utility further sets up as, gear motor is step motor that slows down.
By adopting the technical scheme, the rotating speed of the rotating shaft can be conveniently controlled when the speed reduction motor is a speed reduction stepping motor, so that the oil supply quantity can be more accurate, and the controllability is better.
The utility model discloses further set up as, the diameter of pivot is greater than the diameter of glib talker, glib talker and pivot periphery butt.
Through adopting above-mentioned technical scheme, when the diameter of pivot is greater than the diameter of glib talker, can increase the area of contact of pivot and glib talker, prevent effectively like this that the gap from appearing between pivoted in-process glib talker and the pivot for the phenomenon of oil leak appears in the glib talker and leads to extravagant.
The utility model discloses further set up as, the size of oil groove is greater than the size of glib talker.
Through adopting above-mentioned technical scheme, when the size of oil groove is greater than the size of glib talker, after glib talker and oil groove are adjusted well, in the oil that can flow into the oil groove smoothly in the glib talker, prevent that the oil in the glib talker from flowing outside the oil groove and causing the waste.
The utility model discloses further set up to, the cover is equipped with the sealing washer in the pivot, and the sealing washer is provided with two, is located the both sides of oil groove respectively.
Through adopting above-mentioned technical scheme, when the oil groove both sides are provided with the sealing washer, the sealing washer has certain restriction to the oil in the oil groove, prevents that the oil in the oil groove from spreading to the oil groove both sides when many and adhering to the pivot, effectively reduces the waste of oil, makes the fuel feeding quantization more accurate simultaneously.
This practicality further sets up as, be provided with the oil brush of slope in the oil mass switching section of thick bamboo, the one end and the oil mass switching section of thick bamboo inner wall fixed connection of oil brush, the other end can insert in the oil groove.
Through adopting above-mentioned technical scheme, because oil is the material that has certain viscosity, if when not having the oil brush, the speed that the oil in the oil groove flows can be very slow, can influence the accuracy of fuel feeding, when the oil brush can stretch into in the oil groove, can make the oil in the oil groove flow out sooner, improves the accuracy of ration fuel feeding.
The utility model is further arranged in that the oil brush is made of flexible material.
Through adopting above-mentioned technical scheme, when the oil brush was made by flexible material, the pivot can not cause the interference to the rotation of pivot at the pivoted in-process oil brush, also can not influence the joint strength of oil brush and oil mass switching section of thick bamboo department simultaneously.
This practicality further sets up to, be equipped with the horizontally spring between oil brush and the oil mass switching section of thick bamboo inner wall, spring one end and oil brush fixed connection, the other end and oil mass switching section of thick bamboo inner wall fixed connection.
Through adopting above-mentioned technical scheme, because the oil brush is made by flexible material, after the oil brush stretches into the oil groove, when rotating along with the pivot, the oil brush also can corresponding bending, after the oil brush breaks away from completely with the oil groove, the spring is in compression state, under the effect of spring force, makes the oil brush reset, is convenient for use next time, improves the accuracy of ration fuel feeding indirectly.
To sum up, the utility model discloses following beneficial effect has:
1. the speed reducing motor is matched with the oil groove on the rotating shaft for use, so that the oil quantity entering the pump body can be controlled, and the quantitative oil supply effect is achieved;
2. the setting of oil brush can make the interior oil of oil groove flow out fast, provides the efficiency of fuel feeding, guarantees the normal operation of the pump body.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic diagram of a portion of an explosive structure intended to show an oil sump;
fig. 3 is a schematic view of a part of the structure intended to show the oil brush.
In the figure, 1, an oil cup; 11. a nozzle tip; 2. a pump body; 3. an oil supply device; 31. a rotating shaft; 32. an oil sump; 33. an oil mass transfer cylinder; 34. a housing; 4. a reduction motor; 5. a seal ring; 6. oil brushing; 7. a spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A W5 vacuum pump with rotary oil supply device is disclosed, as shown in figure 1, comprising an oil cup 1, a pump body 2 and an oil supply device 3, wherein the oil cup 1 is arranged above the pump body 2, the oil supply device 3 is arranged between the pump body 2 and the oil cup 1, and connects the pump body 2 and the oil cup 1. The oil in the oil cup 1 enters the pump body 2 through the oil supply device 3, and the normal operation of the pump body 2 is ensured.
As shown in fig. 2, a columnar oil nozzle 11 is communicated with the bottom of the oil cup 1, the oil supply device 3 includes a rotating shaft 31, an oil groove 32, an oil amount adapter 33 and an outer cover 34, the outer cover 34 is rectangular, the rotating shaft 31 is horizontally inserted into the outer cover 34 and is rotatably connected with the outer cover 34, the diameter of the rotating shaft 31 is larger than that of the oil nozzle 11, the bottom end of the oil nozzle 11 is inserted into the outer cover 34 and is abutted against the circumferential surface of the rotating shaft 31, the oil groove 32 is arranged on the circumferential surface of the rotating shaft 31, the cross-sectional size of the oil groove 32 is larger than that of the oil nozzle 11, one end of the oil amount adapter 33 is inserted into the outer cover 34 and is aligned with the position of the oil nozzle 11 of the rotating shaft 31 and is fixedly connected with the outer cover 34.
One end of the rotating shaft 31, which is arranged outside the outer cover 34, is fixedly connected with a speed reducing motor 4, and the speed reducing motor 4 adopts a speed reducing stepping motor.
During the use, gear motor 4 rotates and drives pivot 31 and rotate, and when the epaxial oil groove 32 of pivot 31 and glib talker 11 right time, in the oil of oil cup 1 flowed into oil groove 32 through glib talker 11, gear motor 4 continued pivoted in-process, in the oil of oil groove 32 flowed out from oil groove 32 under the effect of gravity and got into oil mass switching section of thick bamboo 33, got into in the pump body 2 from oil mass switching section of thick bamboo 33 again, guaranteed the normal operating of the pump body 2. When the speed reducing motor 4 adopts the speed reducing stepping motor 4, the rotating speed of the rotating shaft 31 can be controlled, so that the accuracy of quantitative oil supply is achieved.
As shown in fig. 2, two seal rings 5 are sleeved on the rotating shaft 31, and the two seal rings 5 are disposed on two sides of the oil groove 32, and the two seal rings 5 are both close to the oil groove 32.
Combine fig. 2 and fig. 3, be equipped with the oil brush 6 of making by flexible material in oil mass adapter cylinder 33, oil brush 6 tilt up sets up, and in oil groove 32 can be inserted to oil brush 6 one end, the other end and the inner wall fixed connection of oil mass adapter cylinder 33. Be equipped with horizontally spring 7 between oil brush 6 and an oil mass adapter section of thick bamboo 33 inner wall, spring 7 is close to the one end of oil brush 6 and pivot 31 butt, and spring 7 one end and an oil mass adapter section of thick bamboo 33 inner wall fixed connection, the other end and oil brush 6 fixed connection.
After in oil entering oil groove 32 in the glib 11, motor 4 drives pivot 31 and rotates, during the rotation, the oil that overflows in the oil groove 32 is under the blockking of sealing washer 5, can prevent effectively that oil from spreading to the pivot 31 of oil groove 32 both sides, reduce extravagantly, simultaneously can make the oil in the oil groove 32 instil into in the oil mass switching section of thick bamboo 33 smoothly, improve the efficiency of ration fuel feeding, when the oil groove 32 on the pivot 31 is towards the oil mass switching section of thick bamboo 33, the top of oil brush 6 gets into in the oil groove 32, pivot 31 is at the pivoted in-process, oil brush 6 has the effect of stirring to the oil mass, make the oil mass in the oil groove 32 can be faster get into in the oil mass switching section of thick bamboo 33, oil brush 6 is after in oil groove 32, can rotate along with pivot 31, spring 7 is compressed this moment, after oil brush 6 breaks away from with oil groove 32, spring 7's effect makes oil brush 6 reset.
The implementation principle of the embodiment is as follows:
after adding oil in oil cup 1, start gear motor 4, gear motor 4 drives pivot 31 and rotates, glib 11 and pivot 31 butt all the time, in the in-process of closing gradually with glib 11 when pivot 31 oil groove 32 on the pivot, appear the space between glib 11 and the pivot 31, oil in the glib 11 gets into in the oil groove 32 smoothly, at the in-process along with pivot 31 pivoted, oil brush 6 gets into in the oil groove 32, there is certain stirring effect to the oil in the oil groove 32, make the oil in the oil groove 32 flow out fast, when pivot 31 continues to rotate, crooked phenomenon also appears thereupon in oil brush 6, and make spring 7 appear compressing, when pivot 31 continues to rotate, separation appears between oil brush 6 and the oil groove 32, spring 7's elasticity makes oil brush 6 reset, be convenient for can stretch into in the oil groove 32 next time.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a W5 vacuum pump with rotatory oil supply unit, includes oil cup (1) and pump body (2), and oil cup (1) bottom intercommunication has glib talker (11), its characterized in that: an oil supply device (3) is arranged between the oil cup (1) and the pump body (2), the oil supply device (3) comprises a rotating shaft (31), an oil groove (32), an oil quantity switching cylinder (33) and an outer cover (34), the oil groove (32) is arranged on the rotating shaft (31), the rotating shaft (31) is inserted into the outer cover (34) and is rotationally connected with the outer cover (34), an oil nozzle (11) at the bottom of the oil cup (1) is inserted into the outer cover (34) and is aligned with the oil groove (32) on the rotating shaft (31), one end of the oil quantity switching cylinder (33) is inserted into the outer cover (34) and is communicated with the outer cover (34), and the other end of the oil quantity switching cylinder is connected with an oil receiving position of the pump; one end of the rotating shaft (31) arranged outside the outer cover (34) is fixedly connected with a speed reducing motor (4).
2. A W5 vacuum pump with rotary oil supply according to claim 1, wherein: the speed reducing motor (4) is a speed reducing stepping motor.
3. A W5 vacuum pump with rotary oil supply according to claim 1, wherein: the diameter of the rotating shaft (31) is larger than that of the oil nozzle (11), and the oil nozzle (11) is abutted against the circumferential surface of the rotating shaft (31).
4. A W5 vacuum pump with rotary oil supply according to claim 1, wherein: the size of the oil groove (32) is larger than that of the oil nozzle (11).
5. A W5 vacuum pump with rotary oil supply according to claim 1, wherein: the rotating shaft (31) is sleeved with two sealing rings (5), and the two sealing rings (5) are respectively located on two sides of the oil groove (32).
6. A W5 vacuum pump with rotary oil supply according to claim 1, wherein: be provided with oil brush (6) of slope in the oil mass switching section of thick bamboo (33), the one end and the oil mass switching section of thick bamboo (33) inner wall fixed connection of oil brush (6), the other end can insert in oil groove (32).
7. A W5 vacuum pump with rotary oil supply according to claim 6, wherein: the oil brush (6) is an oil brush (6) made of a flexible material.
8. A W5 vacuum pump with rotary oil supply according to claim 6, wherein: a horizontal spring (7) is arranged between the oil brush (6) and the inner wall of the oil mass transfer cylinder (33), one end of the spring (7) is fixedly connected with the oil brush (6), and the other end of the spring is fixedly connected with the inner wall of the oil mass transfer cylinder (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921006503.4U CN210218025U (en) | 2019-06-29 | 2019-06-29 | W5 vacuum pump with rotatory oil supply unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921006503.4U CN210218025U (en) | 2019-06-29 | 2019-06-29 | W5 vacuum pump with rotatory oil supply unit |
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| Publication Number | Publication Date |
|---|---|
| CN210218025U true CN210218025U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921006503.4U Active CN210218025U (en) | 2019-06-29 | 2019-06-29 | W5 vacuum pump with rotatory oil supply unit |
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| CN (1) | CN210218025U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819383A (en) * | 2021-10-20 | 2021-12-21 | 蚌埠市奥特纸箱机械有限公司 | Non-stop lubricating mechanism for carton processing equipment and using method thereof |
-
2019
- 2019-06-29 CN CN201921006503.4U patent/CN210218025U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819383A (en) * | 2021-10-20 | 2021-12-21 | 蚌埠市奥特纸箱机械有限公司 | Non-stop lubricating mechanism for carton processing equipment and using method thereof |
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