CN204420529U - The automatic lubricator of claw type dry vacuum pump transmission system - Google Patents
The automatic lubricator of claw type dry vacuum pump transmission system Download PDFInfo
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- CN204420529U CN204420529U CN201420717730.9U CN201420717730U CN204420529U CN 204420529 U CN204420529 U CN 204420529U CN 201420717730 U CN201420717730 U CN 201420717730U CN 204420529 U CN204420529 U CN 204420529U
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Abstract
The utility model discloses a kind of automatic lubricator of claw type dry vacuum pump transmission system, claw type dry vacuum pump comprises driving shaft, driven shaft and the pump housing set gradually from top to bottom, base plate, base, gear-box, the bottom of driving shaft and driven shaft to be extend in described gear-box and is engaged by driving gear, driving shaft and the part of driven shaft in base plate and base are equipped with combined labyrinth and carbon gland from top to bottom successively, thrust-bearing, angle bearing, synchronous self-suction oil pump is equipped with in the lower end of driving shaft or driven shaft, the oil outlet of synchronous self-priming pump is communicated in the gap between combined labyrinth and carbon gland and thrust-bearing by transport pipe and oil transportation hole, this gap is communicated with described gear-box with the oil seepage hole on base by being arranged on described base plate.Lubricant oil automatic cycle can be realized between gear-box, base, base plate, realize bearing, gear lubrication cooling cleaning.
Description
Technical field
The utility model relates to a kind of claw type dry vacuum pump, particularly relates to a kind of automatic lubricator of claw type dry vacuum pump transmission system.
Background technique
Claw type dry vacuum pump transmission lubrication of the prior art is by lubricant oil and Gear Contact in gear-box, and gear rotates splashing fluid and ensures gear lubrication.Bearing injection grease lubrication.
At least there is following shortcoming in above-mentioned two kinds of lubrication technologies:
Need a large amount of lubricant oil in gear-box, oil reserve is excessive, and clearance spaces diminishes; Along with the rotation of vacuum pump, oil temperature rises, and fluid expands and gasifies, and spurt from exhaust of oil mouth, not only befouling environment exists potential safety hazard again, increases cost waste simultaneously.
Bearing on base is along with the long-time High Rotation Speed (2800n/min) of vacuum pump, and temperature raises, and the lubricating grease on bearing melts loss gradually.Annotate not in time; Bearing can not get sufficient lubrication and very easily weares and teares, and damages even.
Model utility content
The purpose of this utility model is to provide a kind of automatic lubricator that can realize the claw type dry vacuum pump transmission system of lubricant oil automatic cycle between gear-box, base, base plate.
The purpose of this utility model is achieved through the following technical solutions:
The automatic lubricator of claw type dry vacuum pump transmission system of the present utility model, claw type dry vacuum pump comprises driving shaft, driven shaft and the pump housing set gradually from top to bottom, base plate, base, gear-box, the bottom of described driving shaft and driven shaft to be extend in described gear-box and is engaged by driving gear, described driving shaft and the part of driven shaft in described base plate and base are equipped with combined labyrinth and carbon gland from top to bottom successively, thrust-bearing, angle bearing, synchronous self-suction oil pump is equipped with in the lower end of described driving shaft or driven shaft, the oil outlet of described synchronous self-priming pump is communicated in the gap between described combined labyrinth and carbon gland and thrust-bearing by transport pipe and oil transportation hole, this gap is communicated with described gear-box with the oil seepage hole on base by being arranged on described base plate.
The technological scheme provided as can be seen from above-mentioned the utility model, the automatic lubricator of the claw type dry vacuum pump transmission system that the utility model embodiment provides, synchronous self-suction oil pump is equipped with in lower end due to transmission shaft, the oil outlet of synchronous self-priming pump is communicated in the gap between combined labyrinth and carbon gland and thrust-bearing by transport pipe and oil transportation hole, this gap is communicated with gear-box with the oil seepage hole on base by being arranged on base plate, lubricant oil automatic cycle can be realized, to reach the object to bearing, gear lubrication cooling cleaning between gear-box, base, base plate.
Accompanying drawing explanation
The front cross-sectional structural representation of the automatic lubricator of the claw type dry vacuum pump transmission system that Fig. 1 provides for the utility model embodiment;
The side, sectional structural representation of the automatic lubricator of the claw type dry vacuum pump transmission system that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the form structure schematic diagram of synchronous self-suction oil pump in the utility model embodiment;
Fig. 4 is the fractionation structural representation of synchronous self-suction oil pump in the utility model embodiment.
In figure:
1-floor level oil transportation hole, 2-lubricant oil viewing window, the vertical oil transportation hole of 3-base, 4-gear-box oil transportation hole, 5-oil level sight window, 6-drain oil, 7-transport pipe, 8-driven shaft, 9-driven gear, 10-driving gear, 11-synchronous self-suction oil pump, 12-oil outlet tee union, 13-driving shaft, 14-angle bearing, 15-thrust-bearing, 16-combined labyrinth and carbon gland, 17-motor, 18-motor gear, 19-base, 20-gear-box, 21--transition gear, 22-base plate, 23-oil pump filler opening, 24-base oil seepage hole;
31-oil hydraulic-pump rotor axle head boss, 32-oil pump oil inlet hole, 33-oil pump housing, 34-oil pump five-pointed star pump chamber, 35-oil pump four sided rotor, 36--oil pump base.
Embodiment
To be described in further detail the utility model embodiment below.
The automatic lubricator of claw type dry vacuum pump transmission system of the present utility model, its preferably embodiment be:
Claw type dry vacuum pump comprises driving shaft, driven shaft and the pump housing set gradually from top to bottom, base plate, base, gear-box, the bottom of described driving shaft and driven shaft to be extend in described gear-box and is engaged by driving gear, described driving shaft and the part of driven shaft in described base plate and base are equipped with combined labyrinth and carbon gland from top to bottom successively, thrust-bearing, angle bearing, synchronous self-suction oil pump is equipped with in the lower end of described driving shaft or driven shaft, the oil outlet of described synchronous self-priming pump is communicated in the gap between described combined labyrinth and carbon gland and thrust-bearing by transport pipe and oil transportation hole, this gap is communicated with described gear-box with the oil seepage hole on base by being arranged on described base plate.
The oil outlet of described synchronous self-priming pump is connected with two transport pipe by tee union, and two transport pipe are communicated with the bearing portion of driven shaft with described driving shaft respectively by oil transportation hole.
Described oil transportation hole comprise be interconnected gear-box oil transportation hole, the vertical oil transportation hole of base, floor level oil transportation hole, described transport pipe attaches and is fixed on bottom described gear-box on sidewall, and the outer end of transport pipe is fastened on described gear-box oil transportation hole by elbow.
The rotor spindle nose of described synchronous self-suction oil pump is connected by concavo-convex coak mode with the spindle nose of described driving shaft or driven shaft.
Lubrication viewing window is equipped with in the outer end in described floor level oil transportation hole.
Described gear-box is provided with oil filler pipe, oil level sight window, drain oil.
The top of described oil filler pipe is provided with the oil filler cap of band lateral aperture.
Described synchronous self-priming pump comprises oil pump housing and oil pump base, oil pump five-pointed star pump chamber is provided with in oil pump housing, be provided with oil pump four sided rotor in oil pump five-pointed star pump chamber, the axle head boss of oil pump four sided rotor stretches out the upper wall of oil pump housing, and the upper wall of oil pump housing is provided with oil pump oil inlet hole.
The automatic lubricator of claw type dry vacuum pump transmission system of the present utility model, is applied to claw type dry vacuum pump and is installed in gear-box.This device ensure that the bearing of claw type dry vacuum pump transmission system, and gear is in operation and obtains sufficient lubrication cooling.Improve bearing, the working life of gear, reduce rate of fault and the maintenance cost of claw type dry vacuum pump.
Specific embodiment:
As shown in Figure 1 and Figure 2, be provided with the driving shaft 13 be parallel to each other for a pair and driven shaft 8 in the claw type dry vacuum pump pump housing, master and slave moving axis lower end is equipped with driving gear 10 and driven gear 9 respectively; The driving and driven gear number of teeth is identical to be engaged each other, and its power resources drive a middle transition gear (idle wheel) 21 to order about the synchronized counterrotating of principal and subordinate's axle in motor gear 18.
On base 19 and base plate 22, be respectively equipped with thrust-bearing 15, angle bearing 14 and comprehensive sealing device 16, the axis of support and control main driven shaft, the isolation up and down of circular runout and medium.
Synchronous self-suction oil pump 11 is provided with in the bottom of gear-box 20.This oil pump is connected with driving shaft.When driving gear rotates, drive synchronous self-priming pump acting, institute store up lubricant oil and passes through the vertical oil transportation hole 3 on self-suction oil pump, transport pipe 7 and base and the horizontal oil transportation hole on base plate 1 to thrust-bearing 15 fuel feeding in base plate in gear-box; Lubricant oil, by oil seepage hole 24 naturally descending lubrication base angle bearing 14 and each gear, finally falls gear-box after rise.
The utility model can realize lubricant oil automatic cycle between gear-box, base, base plate, to reach the object to bearing, gear lubrication cooling cleaning.
As shown in Figure 3, Figure 4, the rotor 35 of synchronous self-suction oil pump is square shape, and oil pump " servo-actuated " pump chamber 34 is interior five jiaos of plum blossom bodies, and oil hydraulic-pump rotor axle head is connected with vacuum pump driving shaft axle head.When vacuum pump work, driving shaft drives synchronous self-priming pump to rotate, and now in oil pump, star rotor constantly converts phase place in pentalpha pump chamber, forms space pressure poor, is continuously sucked by lubricant oil in gear-box, discharges oil pump.
The oil drain out of synchronous self-suction oil pump connects the pipeline road with tee union, the other end of pipeline road connects with the oil transportation hole of gear-box, the oil transportation hole of gear-box communicates with the oil transportation hole on base, base plate, oil transportation hole on base plate is interior mutually to communicate with thrust-bearing, is outwards connected with oily window peep hole.
When vacuum pump operates, the lubricant oil in gear-box will pass through self-suction oil pump, pipeline road, gear-box, base, base plate to the bearing oil transportation on main driven shaft, lubricating bearings, and gear falls the lubricating circulatory system that gear-box forms a set of self-closed after rise.
The self-suction oil pump of claw type dry vacuum pump is connected with driving shaft, rotates, add charge oil pressure with the speed of 2800n/s, makes bearing, gear obtains sufficient lubrication cooling, extend bearing working life, also dropped to gear transmission noise.Also reduce the oil reserve in gear-box simultaneously.Avoid and originally need oil reserve too much, the danger that the swollen gasification of rising of heat is overflowed.
The rotor axle head boss 31 being fixed on the synchronous self-suction oil pump bottom gear-box is connected with driving shaft axle head groove buckle-tenon type, and synchronous self-suction oil pump starts to rotate acting.Lubricant oil in gear-box enters oil pump from synchronous self-suction oil pump filler opening 32, installs a tee union 23 at the oil outlet of synchronous self-suction oil pump, and point two-way is connected to the oil transportation hole interface of gear-box both sides by transport pipe.
In base both sides and corresponding part, gear-box oil transportation hole, the two vertical oil transportation holes being provided with the orthogonal threeway oil circuit on two oil transportation holes straight up and base plate are through.Threeway oil circuit substantially horizontal on base plate is straight-through bearing inwardly, outwards installs viewing window 2, monitors oil-way lubrication situation.
The combined labyrinth and carbon glands 16 such as outside framework oil seal, spiral seal, labyrinth seal are provided with in the soleplate above thrust-bearing, prevent the up infiltration active chamber of lubricant oil, lubricant oil after lubricating thrust bearing through oil seepage hole 24 downstream through angle bearing, each gear, fall after rise gear-box.
In the side of gear-box, oil level glass 35 is installed, to monitor gear-box oil level.
In the lower end, side of gear-box, drain oil 36 is installed, to utilize oil change discharge cleaning in gear-box.
The above; be only the utility model preferably embodiment; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (8)
1. the automatic lubricator of a claw type dry vacuum pump transmission system, claw type dry vacuum pump comprises driving shaft, driven shaft and the pump housing set gradually from top to bottom, base plate, base, gear-box, the bottom of described driving shaft and driven shaft to be extend in described gear-box and is engaged by driving gear, described driving shaft and the part of driven shaft in described base plate and base are equipped with combined labyrinth and carbon gland from top to bottom successively, thrust-bearing, angle bearing, it is characterized in that, synchronous self-suction oil pump is equipped with in the lower end of described driving shaft or driven shaft, the oil outlet of described synchronous self-priming pump is communicated in the gap between described combined labyrinth and carbon gland and thrust-bearing by transport pipe and oil transportation hole, this gap is communicated with described gear-box with the oil seepage hole on base by being arranged on described base plate.
2. the automatic lubricator of claw type dry vacuum pump transmission system according to claim 1, it is characterized in that, the oil outlet of described synchronous self-priming pump is connected with two transport pipe by tee union, and two transport pipe are communicated with the bearing portion of driven shaft with described driving shaft respectively by oil transportation hole.
3. the automatic lubricator of claw type dry vacuum pump transmission system according to claim 2, it is characterized in that, described oil transportation hole comprise be interconnected gear-box oil transportation hole, the vertical oil transportation hole of base, floor level oil transportation hole, described transport pipe attaches and is fixed on bottom described gear-box on sidewall, and the outer end of transport pipe is fastened on described gear-box oil transportation hole by elbow.
4. the automatic lubricator of claw type dry vacuum pump transmission system according to claim 3, is characterized in that, the rotor spindle nose of described synchronous self-suction oil pump is connected by concavo-convex coak mode with the spindle nose of described driving shaft or driven shaft.
5. the automatic lubricator of claw type dry vacuum pump transmission system according to claim 4, is characterized in that, lubrication viewing window is equipped with in the outer end in described floor level oil transportation hole.
6. the automatic lubricator of claw type dry vacuum pump transmission system according to claim 5, it is characterized in that, described gear-box is provided with oil filler pipe, oil level sight window, drain oil.
7. the automatic lubricator of claw type dry vacuum pump transmission system according to claim 6, is characterized in that, the top of described oil filler pipe is provided with the oil filler cap of band lateral aperture.
8. the automatic lubricator of the claw type dry vacuum pump transmission system according to any one of claim 1 to 7, it is characterized in that, described synchronous self-priming pump comprises oil pump housing and oil pump base, oil pump five-pointed star pump chamber is provided with in oil pump housing, oil pump four sided rotor is provided with in oil pump five-pointed star pump chamber, the axle head boss of oil pump four sided rotor stretches out the upper wall of oil pump housing, and the upper wall of oil pump housing is provided with oil pump oil inlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420717730.9U CN204420529U (en) | 2014-11-25 | 2014-11-25 | The automatic lubricator of claw type dry vacuum pump transmission system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420717730.9U CN204420529U (en) | 2014-11-25 | 2014-11-25 | The automatic lubricator of claw type dry vacuum pump transmission system |
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| CN204420529U true CN204420529U (en) | 2015-06-24 |
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| CN201420717730.9U Active CN204420529U (en) | 2014-11-25 | 2014-11-25 | The automatic lubricator of claw type dry vacuum pump transmission system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948463A (en) * | 2015-07-29 | 2015-09-30 | 宋东方 | Vertical screw vacuum pump |
| CN108297853A (en) * | 2018-03-02 | 2018-07-20 | 江苏凯龙宝顿动力科技有限公司 | A kind of oil seal type electric vacuum pump |
| CN110374869A (en) * | 2019-06-21 | 2019-10-25 | 杭州萨莫雷斯科技有限公司 | A kind of vertical screw vacuum pump and its working method |
-
2014
- 2014-11-25 CN CN201420717730.9U patent/CN204420529U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948463A (en) * | 2015-07-29 | 2015-09-30 | 宋东方 | Vertical screw vacuum pump |
| CN108297853A (en) * | 2018-03-02 | 2018-07-20 | 江苏凯龙宝顿动力科技有限公司 | A kind of oil seal type electric vacuum pump |
| CN110374869A (en) * | 2019-06-21 | 2019-10-25 | 杭州萨莫雷斯科技有限公司 | A kind of vertical screw vacuum pump and its working method |
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