CN205895632U - Synchronous inverter motor of high -speed permanent magnetism directly drives formula double suction turbine vacuum pump - Google Patents
Synchronous inverter motor of high -speed permanent magnetism directly drives formula double suction turbine vacuum pump Download PDFInfo
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- CN205895632U CN205895632U CN201620748321.4U CN201620748321U CN205895632U CN 205895632 U CN205895632 U CN 205895632U CN 201620748321 U CN201620748321 U CN 201620748321U CN 205895632 U CN205895632 U CN 205895632U
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Abstract
The utility model relates to a vacuum pump field discloses synchronous inverter motor of high -speed permanent magnetism directly drives formula double suction turbine vacuum pump, including first spiral case (6), be equipped with the first impeller (5) in first spiral case (6), be equipped with high speed motor (10) on the first impeller (5), be equipped with high vacuum suction pipe (1) on first spiral case (6), be equipped with on high vacuum suction pipe (1) first expansion joint (3), be equipped with connecting pipe (7) on first spiral case (6), be equipped with low vacuum suction pipe (2) on connecting pipe (7), be equipped with first expansion joint (3) on low vacuum suction pipe (2), all be equipped with in high vacuum suction pipe (1) and the low vacuum suction pipe (2) filter screen (4), being equipped with second spiral case (8) on connecting pipe (7), being equipped with second impeller (9) in second spiral case (8), second impeller (9) and high speed motor (10) are connected. The utility model has the advantages of energy -efficient, operation is stabilized, the maintenance rate is low, work efficiency is high.
Description
Technical field
This utility model is related to field of vacuum, more particularly, to high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine
Vacuum pump.
Background technology
At present, the vaccum-pumping equipment in paper industry paper machine page dehumidification system commonly uses water-ring vacuum pump.Water ring
Formula vacuum pump high energy consumption, efficiency are low, and water-ring vacuum pump uses water as working media, during longtime running, liquid-ring type vacuum
Scaling can be amassed in the pump chamber of pump, not only can reduce the efficiency of water-ring vacuum pump further, and vacuum pump operation band can be given
Come fault, the safe and stable operation of impact vacuum pump, bring very big operation risk to papermaking enterprise.Furthermore, liquid-ring type is true
Substantial amounts of water resource also can be consumed during empty pump operation, further increase the operation burden of papermaking enterprise.
In addition, also have papermaking enterprise to adopt gear up type turbine type vacuum pump, but such vacuum pump typically all adopts often
Rule Induction Motor-Driven, asynchronous machine is connected with speed increaser low speed end by shaft coupling, and vacuum pump passes through shaft coupling and speedup
Device speed end is connected or vacuum pump is directly installed on the speed end of speed increaser.Such vacuum pump must pass through speed increaser size
The engagement of gear, to realize the lifting of vacuum revolution speed, is typically fixed rotating speed and runs it is impossible to do variable speed regulation.Therefore,
The inlet vacuum degree of gear up type turbine type vacuum pump is essentially steady state value it is impossible to meet the changes in demand of papermaking enterprise,
It is unfavorable for that paper machine improves speed and increases yield；Furthermore, because gear up type turbine type vacuum pump middle gear speed increaser must
Few, therefore, this kind of vacuum pump structure is complicated, and trouble point is many, and floor space is big, and speed increaser bearing shell and gear engaging friction power consumption account for
Ratio is big, is unfavorable for that papermaking enterprise is given stable high yields irrespective of drought or water logging and energy-saving.
Content of the invention
This utility model is directed to that in prior art water-ring vacuum pump operational efficiency is low, waste water resource, operating cost high
Shortcoming many with gear up type turbine type vacuum pump failure point, that floor space is big, there is provided high-speed permanent magnetic synchronous frequency conversion motor
Direct-drive type double-suction turbine vacuum pump.
In order to solve above-mentioned technical problem, this utility model is addressed by following technical proposals:
High-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump, including the first spiral case, is provided with the first spiral case
First impeller, the first impeller is provided with high-speed electric expreess locomotive, and the first spiral case is provided with fine vacuum suction tube, and fine vacuum suction tube is provided with
First expansion joint；First spiral case is provided with connecting tube, and connecting tube includes the first connecting tube, the second connecting tube and the second expansion joint,
Second expansion joint two ends are connected with the first connecting tube, the second connecting tube respectively, and the first connecting tube is provided with coarse vacuum suction tube, low
Vaccum suction tube is provided with the first expansion joint, is equipped with drainage screen in fine vacuum suction tube and coarse vacuum suction tube；In connecting tube
It is provided with the second spiral case, in the second spiral case, is provided with the second impeller, the second impeller and high-speed electric expreess locomotive connect.
Preferably, high-speed electric expreess locomotive is provided with motor shaft, the first impeller is provided with the first stay-bolt, the first stay-bolt
One end is connected with the first deflection cone, and the first stay-bolt other end is connected with motor shaft, and motor shaft is provided with the first sealing.
Preferably, the second impeller is provided with the second stay-bolt, second stay-bolt one end is connected with the second deflection cone,
The second stay-bolt other end is connected with motor shaft, and motor shaft is provided with the second sealing.
Preferably, high-speed electric expreess locomotive is provided with chassis petrol station, chassis petrol station is provided with ground anchor bolt.
Preferably, the first impeller is semi-open type three-dimensional flow impeller, the second impeller is semi-open type three-dimensional flow impeller.
Preferably, high-speed electric expreess locomotive is high-speed permanent magnetic synchronous frequency conversion motor, working speed is in 6000r/min～15000r/
Between min, by its work of Frequency Converter Control.
This utility model due to employing above technical scheme, has a significant technique effect:
1st, with respect to water-ring vacuum pump, this utility model not only operational efficiency height, energy-conserving and environment-protective, and do not consume water money
Source, not produce incrustation scale, repair and maintenance cost very low.
2nd, with respect to gear up type turbine type vacuum pump, this utility model is directly driven using high-speed electric expreess locomotive, eliminates speedup
Device, not only simplifies the structure of vacuum pump, and can save the power consumption of speed increaser, so that vacuum the way is improved about
10%.
3rd, this utility model adopts high-speed permanent magnetic synchronous frequency conversion Motor drive, is particularly suitable for variable speed and runs, and turns different
When speed is run, motor operation efficiency is almost unchanged, is in high efficient district.
4th, this utility model is double suction entrance, can meet the high and low two mutual not phases of user using a machine simultaneously
Same vacuum draw requires.
5th, this utility model can change the true of vacuum pump at any time according to user's request, by adjusting the rotating speed of high-speed electric expreess locomotive
Empty swabbing pressure, is particularly suitable for papermaking enterprise dynamic operation increase and decrease yield.
6th, this utility model compact conformation, floor space is little, effectively reduces and saves Factory Building occupation of land space.
7th, this utility model adopts sliding bearing oil lubrication to support, stable, safe and reliable.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the partial enlarged drawing of a in Fig. 1.
Fig. 3 is the partial enlarged drawing of b in Fig. 1.
The toponym that in the figures above, each number designation is referred to is as follows: wherein, 1 fine vacuum suction tube, 2 low true
Empty suction tube, 3 first expansion joints, 4 drainage screens, 5 first impellers, 6 first spiral cases, 7 connecting tubes, 701 first
Connecting tube, 702 second expansion joints, 703 second connecting tubes, 8 second spiral cases, 9 second impellers, 10 high-speed electric expreess locomotives,
11 chassis petrol stations, 12 ground anchor bolts, 13 first stay-bolts, 14 first deflection cones, 15 motor shafts, 16 first
Sealing, 17 second deflection cones, 18 second stay-bolts, 19 second sealings.
Specific embodiment
With embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
High-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump, as Figure 1-3, including the first spiral case 6, the
It is provided with the first impeller 5, the first impeller 5 is semi-open type three-dimensional flow impeller, and the first impeller 5 is provided with high-speed electric expreess locomotive 10 in one spiral case 6,
High-speed electric expreess locomotive 10 is high-speed permanent magnetic synchronous frequency conversion motor.First spiral case 6 is provided with fine vacuum suction tube 1, on fine vacuum suction tube 1
It is provided with the first expansion joint 3；First spiral case 6 is provided with connecting tube 7, and connecting tube 7 includes the first connecting tube 701, the second connecting tube 703
With the second expansion joint 702, the second expansion joint 702 two ends are connected with the first connecting tube 701, the second connecting tube 703 respectively, and first even
Adapter 701 is provided with coarse vacuum suction tube 2, and coarse vacuum suction tube 2 is provided with the first expansion joint 3, fine vacuum suction tube 1 and low true
It is equipped with drainage screen 4 in empty suction tube 2, filters out the fiber fines of in the air by drainage screen 4, it is to avoid fiber fines enter true
Empty pump, thus increase the service life of vacuum pump；Connecting tube 7 is provided with the second spiral case 8, is provided with the second impeller in the second spiral case 8
9, the second impeller 9 is semi-open type three-dimensional flow impeller, and the second impeller 9 and high-speed electric expreess locomotive 10 connect.First expansion joint 3 and the second expansion
Save the thermal expansion that 702 effective extraction duct temperature changes are brought.
This utility model realizes the straight drive of turbine vacuum pump by high-speed permanent magnetic synchronous frequency conversion motor, simplifies transmission knot
Structure, improves the work efficiency of vacuum pump；With respect to water-ring vacuum pump, water-saving result is quite obvious, and will not produce water
Dirt, maintenance rate is low；By adjusting the rotating speed of high-speed electric expreess locomotive, vacuum pump inlet pressure can need to change at any time according to user, especially
Suitable papermaking enterprise paper machine improves speed, increases yield；Aspirate two by fine vacuum suction tube 1 and coarse vacuum suction tube 2 simultaneously
The individual vacuum point differing, machine more energy-conservation.This utility model compact conformation, floor space is little, stable, safely may be used
Lean on, effectively reduce and save Factory Building occupation of land space.
High-speed electric expreess locomotive 10 is provided with motor shaft 15, and the first impeller 5 is provided with the first stay-bolt 13, the first stay-bolt 13
One end is connected with the first deflection cone 14, and the first stay-bolt 13 other end is connected with motor shaft 15, and motor shaft 15 is provided with first
Sealing 16.Second impeller 9 is provided with the second stay-bolt 18, and the second stay-bolt 18 one end is connected with the second deflection cone 17, the
Two stay-bolt 18 other end is connected with motor shaft 15, and motor shaft 15 is provided with the second sealing 19.By the first sealing 16 and the
Vacuum pump key position is sealed by two sealings 19, prevents gas leakage and leads to failure of vacuum pump.
High-speed electric expreess locomotive 10 is provided with chassis petrol station 11, and chassis petrol station 11 is provided with ground anchor bolt 12.Chassis petrol station 11 was both made
Support platform for high-speed electric expreess locomotive 10 and lubricating oil station, are that the sliding bearing of high-speed electric expreess locomotive 10 carries out fuel feeding it is ensured that high-speed electric expreess locomotive
10 safe and reliable operation；Ground anchor bolt 12 one end is connected with chassis petrol station 11, and the other end is connected with ground, by ground anchor bolt
12 can make chassis petrol station 11 more firm.
In a word, the foregoing is only preferred embodiment of the present utility model, all according to this utility model claim institute
The impartial change made and modification, all should belong to the covering scope of this utility model patent.
Claims (6)
1. high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump it is characterised in that: include the first spiral case (6), the
It is provided with the first impeller (5), the first impeller (5) is provided with high-speed electric expreess locomotive (10), the first spiral case (6) is provided with height in one spiral case (6)
Vaccum suction tube (1), fine vacuum suction tube (1) is provided with the first expansion joint (3)；First spiral case (6) is provided with connecting tube (7),
Connecting tube (7) includes the first connecting tube (701), the second connecting tube (703) and the second expansion joint (702), the second expansion joint (702)
Two ends are connected with the first connecting tube (701), the second connecting tube (703) respectively, and the first connecting tube (701) is provided with coarse vacuum suction
Pipe (2), coarse vacuum suction tube (2) is provided with the first expansion joint (3), in fine vacuum suction tube (1) and coarse vacuum suction tube (2) all
It is provided with drainage screen (4)；Connecting tube (7) is provided with the second spiral case (8), is provided with the second impeller (9), the second leaf in the second spiral case (8)
Wheel (9) and high-speed electric expreess locomotive (10) connect.
2. high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump according to claim 1 it is characterised in that:
High-speed electric expreess locomotive (10) is provided with motor shaft (15), and the first impeller (5) is provided with the first stay-bolt (13), the first stay-bolt
(13) one end is connected with the first deflection cone (14), and the first stay-bolt (13) other end is connected with motor shaft (15), motor shaft
(15) it is provided with the first sealing (16).
3. high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump according to claim 2 it is characterised in that:
Second impeller (9) is provided with the second stay-bolt (18), and the second stay-bolt (18) one end is connected with the second deflection cone (17), the
Two stay-bolts (18) other end is connected with motor shaft (15), and motor shaft (15) is provided with the second sealing (19).
4. high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump according to claim 1 it is characterised in that:
High-speed electric expreess locomotive (10) is provided with chassis petrol station (11), and chassis petrol station (11) is provided with ground anchor bolt (12).
5. high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump according to claim 1 it is characterised in that:
First impeller (5) is semi-open type three-dimensional flow impeller, and the second impeller (9) is semi-open type three-dimensional flow impeller.
6. high-speed permanent magnetic synchronous frequency conversion motor-direct-drive type double-suction turbine vacuum pump according to claim 1 it is characterised in that:
High-speed electric expreess locomotive (10) is high-speed permanent magnetic synchronous frequency conversion motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620748321.4U CN205895632U (en) | 2016-07-13 | 2016-07-13 | Synchronous inverter motor of high -speed permanent magnetism directly drives formula double suction turbine vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620748321.4U CN205895632U (en) | 2016-07-13 | 2016-07-13 | Synchronous inverter motor of high -speed permanent magnetism directly drives formula double suction turbine vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205895632U true CN205895632U (en) | 2017-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620748321.4U Active CN205895632U (en) | 2016-07-13 | 2016-07-13 | Synchronous inverter motor of high -speed permanent magnetism directly drives formula double suction turbine vacuum pump |
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| Country | Link |
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| CN (1) | CN205895632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397607A (en) * | 2019-07-09 | 2019-11-01 | 中国航发哈尔滨东安发动机有限公司 | A kind of high-speed direct-drive formula double-suction centrifugal pump vapour compression machine |
| CN110439827A (en) * | 2019-09-19 | 2019-11-12 | 广东智搏动力科技有限公司 | A kind of vacuum pump that more vacuum degrees can be achieved |
-
2016
- 2016-07-13 CN CN201620748321.4U patent/CN205895632U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110397607A (en) * | 2019-07-09 | 2019-11-01 | 中国航发哈尔滨东安发动机有限公司 | A kind of high-speed direct-drive formula double-suction centrifugal pump vapour compression machine |
| CN110439827A (en) * | 2019-09-19 | 2019-11-12 | 广东智搏动力科技有限公司 | A kind of vacuum pump that more vacuum degrees can be achieved |
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| GR01 | Patent grant |