CN205025676U - Electric machine barring for hydraulic turbine - Google Patents
Electric machine barring for hydraulic turbine Download PDFInfo
- Publication number
- CN205025676U CN205025676U CN201520677443.4U CN201520677443U CN205025676U CN 205025676 U CN205025676 U CN 205025676U CN 201520677443 U CN201520677443 U CN 201520677443U CN 205025676 U CN205025676 U CN 205025676U
- Authority
- CN
- China
- Prior art keywords
- gear
- dish moving
- water turbine
- moving gear
- motor machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Gear Transmission (AREA)
Abstract
The utility model relates to an electric machine barring for hydraulic turbine, include: a motor, a speed reducer, a gear drive is right the output of speed reducer is transmitted, it includes sun gear, gear train and dish moving gear, sun gear and N group the gear train meshing, every group the gear train includes a dual gea and an at least drive gear, drive gear with the sun gear external toothing, dual gea is located the outer end of drive gear, its first meshing drive gear, the lower half meshing the dish moving gear, the dish moving gear is located the sun gear lower extreme is coaxial, and it is individual with N dual gea meshing and with output shaft clearance fit, wherein, N is for being greater than 1 integer. Like this, low cost, compact structure can not arouse the barring vibrations because of rotational speed and power are inconsistent, simple to operate is simple.
Description
Technical field
The utility model relates to mechanical jiggering technical field, is specifically related to a kind of water turbine motor machine jiggering.
Background technique
In the installation of the new unit in current water power plant and the maintenance of old unit, because unit can produce error unavoidably in installation and maintenance process, cause the axis generation inclination in various degree of unit, therefore after hydro-turbo generator set rotary part has been assembled, and axis and runner plate level have passed through preliminary adjustment, under the stressed more uniform condition of each watt of thrust-bearing, jiggering is carried out to unit, so that measure to check whether the inclination of axis meets the requirements and adjust in time to places such as guide bearing, flange, collector rings.
Application number is the invention " elastic couple barring apparatus " of 02135704, discloses a kind of for vertical hydropower generator and other rotating machinery axial control center, drives the special tool of rotor by elasticity couple.Mechanism characteristics is connected with elastic support on passive equipment upper spider, elastic support is connected with housing, housing upper face is fastenedly connected housing cover, on housing cover, become 180 ° of symmetrical positions to be separately installed with a pair or several to speed reducer and motor, the output shaft of speed reducer stretches in the housing below housing cover, and output shaft connects small gear, engages with the denticle of the gearwheel coexisted in housing, connect gearwheel and coupling by parallel key, coupling is connected on passive equipment rotor.
But the installation cost of multiple motor and speed reducers of this kind of jiggering finished product is high; If the rotating speed exported and power inconsistent time also can cause the vibrations of jiggering.
In view of above-mentioned defect, the utility model creator is through research and test propose a kind of water turbine motor machine jiggering finally for a long time.
Model utility content
The purpose of this utility model is to provide a kind of water turbine motor machine jiggering, in order to overcome above-mentioned technological deficiency.
For achieving the above object, the technical solution adopted in the utility model is: provide a kind of water turbine motor machine jiggering, it comprises:
One motor, its output torque and rotating speed;
One speed reducer, slows down to the output of described motor and exports more high pulling torque;
One gear drive, transmits the output of described speed reducer; It comprises central gear, gear train and dish moving gear; The output shaft of described speed reducer drives described central gear to rotate; Described central gear engages with the described gear train of N group; Often organize described gear train and comprise a duplicate gear and at least one driving gear, described driving gear and described central gear outer gearing; Described duplicate gear is positioned at described driving gear outermost end, and its first half engages described driving gear, and Lower Half engages described dish moving gear; Described dish moving gear is positioned at described central gear lower end and coaxially, it engages with N number of described duplicate gear and coordinates with described output shaft clearance;
A connection piece, it engages described dish moving gear and connects turbine shaft, and drives described turbine shaft to rotate under the effect of described dish moving gear;
Wherein, N be greater than 1 integer.
Wherein, described link is a connecting cylinder or land, and described connecting cylinder or land one end are engaged with the gear block of described dish moving gear bottom, and the other end and described turbine shaft are fixed.
Preferably, described dish moving gear lower end is also provided with one group of support roller, and described support roller holds up described dish moving gear, and described dish moving gear is rotated flexibly on described support roller.
Preferably, described water turbine motor machine jiggering also comprises a chassis, described chassis is fixedly installed gear-box, described central gear, described driving gear and described duplicate gear are installed inside described gear-box, described speed reducer is fixed on described center chassis gear-box, the described output shaft of described speed reducer penetrates described center chassis and states in gear-box, penetrates portion gap and coordinates described central gear.
Preferably, described gear train is radial equipartition on described chassis, and the angle between adjacent teeth wheels is 360/N degree.
Wherein, described engaging mechanism comprises one group of one group of groove that is protruding and correspondence with it; Described dish moving gear wheel face is provided with described projection or groove, and described connecting cylinder or land are provided with described groove or projection; Described projection is inserted in described groove.
Preferably, described submounts fixes described motor machine jiggering, is fixed on water turbine upper spider end face of flange below described base.
Preferably, described link is replaceable.
The beneficial effects of the utility model are compared with the prior art: provide a kind of water turbine motor machine jiggering, like this, water turbine motor machine jiggering can complete jiggering task by single electric motor and speed reducer, can not because of the rotating speed exported and power inconsistent time cause the vibrations of jiggering; And compact structure, stability of rotation, install simple and convenient; Water turbine motor machine jiggering can join different bases and described link, uses, realize the function of a tractor serves several purposes, substantially increase applicability of the present utility model with the water turbine adapting to different model; Described duplicate gear engages with described dish moving gear, not only plays gearing, plays the effect of double reduction simultaneously, is also exaggerated moment, makes the strength of transmission larger, rotates more steady.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the utility model water turbine motor machine jiggering;
Fig. 2 is the plan view that the utility model water turbine motor machine jiggering removes speed reducer;
Fig. 3 is the structural drawing two of the utility model water turbine motor machine jiggering.
Embodiment
Below in conjunction with accompanying drawing, to above-mentioned being described in more detail with other technical characteristics and advantage of the utility model.
As shown in Figure 1, it is the structural drawing of the utility model water turbine motor machine jiggering; Wherein, described mechanical jiggering comprises:
One motor 1, its output torque and rotating speed;
One speed reducer 2, carry out elementary deceleration to the output of described motor 1 and export more high pulling torque, output shaft 3 is stretched out in its one end;
One gear drive, transmits the output of described speed reducer; It comprises central gear, gear train and dish moving gear 7; Described output shaft 3 drives described central gear to rotate; Described central gear engages with the described gear train of N group; Often organize described gear train and comprise a duplicate gear 6 and at least one driving gear 5, described driving gear 5 and described central gear outer gearing; Described duplicate gear 6 is positioned at described driving gear 5 outermost end, and its first half engages described driving gear 5, and Lower Half engages described dish moving gear 7; Described dish moving gear 7 is positioned at described central gear lower end and coaxial, its engage with N number of described duplicate gear 6 and with described output shaft 3 Spielpassung; The wherein N integer that is greater than 1, what the present embodiment N got is 4.
Dish moving gear 7 and output shaft 3 Spielpassung, to ensure its coaxality;
A connection piece, dish moving gear 7 and turbine shaft recessed bond ing are got up by described link, described turbine shaft is identical with described dish moving gear rotating speed.
Like this, water turbine motor machine jiggering can complete jiggering task by single electric motor and speed reducer, can not because of the rotating speed exported and power inconsistent time cause the vibrations of jiggering; And stability of rotation.
Dish moving gear 7 is engaged with link by engaging mechanism 8, and dish moving gear can be with follower link.
Dish moving gear also has one group of support roller 97 times, by support roller picking-up dish moving gear 7, dish moving gear 7 is run well.
Support roller 9 is fitted with the lower end surface of described dish moving gear 7, support described dish moving gear 7, described support roller 9 is driven to rotate when described dish moving gear 7 rotates, so just can reduce resistance when described dish moving gear 7 is rotated, improve transmission efficiency, and its quantity has multiple, diameter is between 40-100mm, single so described support roller 9 is little with the surface of contact of described dish moving gear 7, described dish moving gear 7 reduces further by the resistance of described support roller 9, and dish moving gear 7 is rotated flexibly on described support roller 9.
The quantity of support roller 9 is preferably four or eight.
Water turbine motor machine jiggering also comprises chassis 11, described chassis 11 is welded a gear-box 4, described central gear, driving gear 5, duplicate gear 6 and dish moving gear 7 are installed inside described gear-box 4, speed reducer 2 is fixed on gear-box 4, the output shaft 3 of speed reducer penetrates gear-box 4, penetrates portion centers and coordinates described central gear.
Dish moving gear 7 and output shaft 3 Spielpassung, like this, can ensure dish moving gear 7 and output shaft 3 concentric, and output shaft 3 carries out to dish moving gear 7, prevents its decentraction from rotating spacing.
Described link is connecting cylinder or land 10, described connecting cylinder or land 10 upper end are engaged by gear block 8 with dish moving gear 5, lower end and turbine shaft are fixed, described connecting cylinder or the land 10 of different length, size, pattern can be selected according to the position of turbine shaft and size, the installation from different turbine shafts can be adapted to by different connecting cylinders or land 10 like this, substantially increase applicability of the present utility model.
Embodiment one
Mechanical jiggering as described above, the present embodiment and its difference are, as Fig. 2 the utility model water turbine motor machine jiggering removes shown in the plan view of speed reducer, described central gear, described driving gear 5 are identical with described duplicate gear 6 number of teeth, described like this central gear, between described driving gear 5 and described duplicate gear 6, only carry out transmission, play simple transmission effect, do not change rotating speed, its invariablenes turning speed; The external diameter of described dish moving gear 7 and the number of teeth are greater than external diameter and the number of teeth of described duplicate gear 6, described like this duplicate gear 6 engages with described dish moving gear 7, and not only play gearing, velocity ratio also strengthens, gearwheel 7 is decelerated and also increases dish braking torque, makes the strength of transmission larger.
Embodiment two
Mechanical jiggering as described above, the present embodiment and its difference are, as Fig. 2 the utility model water turbine motor machine jiggering removes shown in the plan view of speed reducer, described gear train is divided equally relative to described chassis radial direction, angle between two adjacent groups is 360/N degree, exerts oneself so evenly.
Central gear and dish moving gear 7 only have one.
In a gear train, at least comprise a driving gear 5 and a duplicate gear 6, duplicate gear 6 is positioned at driving gear 5 outermost, the quantity of driving gear 5 is at least one, it also can be 2,3,4,5,6,7,8 or more, decides the quantity of driving gear 5 primarily of the weight of hydraulic turbine generator axle and the size of axle.
In a gear train, the quantity of driving gear 5 is preferably 2-8.
Embodiment three
Water turbine motor machine jiggering as described above, the present embodiment and its difference are, coil moving gear 7 and described connecting cylinder or land 10 for be connected together by engaging mechanism 8, described engaging mechanism 8 comprises one group of one group of protruding and corresponding with it groove; The cross section of described projection and groove can be square, and also can be circular, also can be other shapes.Dish moving gear 7 wheel face is provided with described projection or groove, and connecting cylinder or land 10 are provided with described groove or projection; Described projection is inserted in described groove and is blocked, and has gap in the middle of described projection and described groove during clamping, does not contact.
The object of jiggering is whether verification turbine shaft and generator shaft are arranged on central position, if turbine shaft and generator shaft are arranged on central position, then without exception after rotating, if turbine shaft and generator shaft are not arranged on central position, can swing be produced after then rotating, produce centrifugal force, turbine shaft and generator shaft need to rotate with one heart, in the utility model, connecting cylinder or land 10 one end are fixed on hydraulic turbine generator axle, dish moving gear 7 is engaged (blocking) by engaging mechanism 8 with connecting cylinder or land 10 the other end, gap is had between engagement place (protruding and groove junction) is mutual, like this, after inserting, dish moving gear 7 pinion rotation time its on projection or groove rotate, groove after projection on it or groove rotate and on connecting cylinder or land 10 or projection contacts, produce thrust, stir connecting cylinder or land 10 rotates (engaging mechanism 8 plays position-limiting action here), and then drive hydraulic turbine generator axle to rotate.Gap is had between engaging mechanism 8 is mutual, then described projection and described groove are not close to (rotating rear section to be close to), connecting cylinder or land 10 rotate with coiling moving gear 7 with its fixing turbine shaft, gap is had between the rear engaging mechanism 8 of rotation is mutual, hydraulic generator rotor is then in free state, can detect hydraulic turbine generator axle on upper spider end face of flange whether with one heart.
Embodiment four
Mechanical jiggering as described above, the present embodiment and its difference are, described base 11 one end is fixed on the end face of flange of water turbine upper spider, and the other end fixes described mechanical jiggering, play fixing and supporting effect.
If turbine shaft is lower than ground, if Fig. 1 the utility model water turbine is with shown in the structural drawing of motor machine jiggering, then base 11 is fixed described mechanical jiggering, edge horizontal-extending is fixed on the end face of flange of water turbine upper spider;
If turbine shaft is above the ground level, if Fig. 3 the utility model water turbine is with shown in the structural drawing two of motor machine jiggering, then described mechanical jiggering is fixed in base 11 upper-end surface, and base lower end surface is fixed on the end face of flange of water turbine upper spider.
In the utility model, the shape height of described base 11 or structure mainly manufacture and design according to the different model of hydraulic generator, identical mechanical jiggering can be arranged on (the upper-end surface interface consistent size of base) on different base 11 upper-end surfaces, realizes the function of a tractor serves several purposes.
In the utility model, different bases 11 and different connecting cylinders or land 10 (i.e. base 11 and connecting cylinder or land 10 replaceable) can be selected, to adapt to different hydraulic turbine generators, reach the function of a tractor serves several purposes.
The foregoing is only preferred embodiment of the present utility model, is only illustrative for the utility model, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes in the spirit and scope that the utility model claim limits to it, amendment, even equivalence, but all will fall in protection domain of the present utility model.
Claims (7)
1. a water turbine motor machine jiggering, is characterized in that, comprising:
One motor, its output torque and rotating speed;
One speed reducer, slows down to the output of described motor and exports more high pulling torque;
One gear drive, transmits the output of described speed reducer; It comprises central gear, gear train and dish moving gear; The output shaft of described speed reducer drives described central gear to rotate; Described central gear engages with the described gear train of N group; Often organize described gear train and comprise a duplicate gear and at least one driving gear, described driving gear and described central gear outer gearing; Described duplicate gear is positioned at described driving gear outermost end, and its first half engages described driving gear, and Lower Half engages described dish moving gear; Described dish moving gear is positioned at described central gear lower end and coaxially, it engages with N number of described duplicate gear and coordinates with described output shaft clearance;
A connection piece, it engages described dish moving gear and connects turbine shaft, and drives described turbine shaft to rotate under the effect of described dish moving gear;
Wherein, N be greater than 1 integer.
2. water turbine motor machine jiggering according to claim 1, it is characterized in that, described link is a connecting cylinder or land, and described connecting cylinder or land one end are engaged with the gear block of described dish moving gear bottom, and the other end and described turbine shaft are fixed.
3. water turbine motor machine jiggering according to claim 2, is characterized in that, described dish moving gear lower end is also provided with one group of support roller, and described support roller holds up described dish moving gear, and dish moving gear is rotated flexibly on described support roller.
4. water turbine motor machine jiggering according to claim 2, it is characterized in that, described water turbine motor machine jiggering also comprises a chassis, described chassis is fixedly installed gear-box, described central gear, described driving gear and described duplicate gear are installed inside described gear-box, described speed reducer is fixed on described center chassis gear-box, and the described output shaft of described speed reducer penetrates in described gear-box, penetrates portion gap and coordinates described central gear.
5. water turbine motor machine jiggering according to claim 4, it is characterized in that, described gear train is radial equipartition on described chassis, and the angle between adjacent teeth wheels is 360/N degree.
6. the motor machine jiggering of the water turbine according to claim 2 or 4, is characterized in that, described engaging mechanism comprises one group of one group of protruding and corresponding with it groove; Described dish moving gear wheel face is provided with described projection or groove, and described connecting cylinder or land are provided with described groove or projection; Described projection is inserted in described groove.
7. water turbine motor machine jiggering according to claim 1, it is characterized in that, described link is replaceable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677443.4U CN205025676U (en) | 2015-09-01 | 2015-09-01 | Electric machine barring for hydraulic turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520677443.4U CN205025676U (en) | 2015-09-01 | 2015-09-01 | Electric machine barring for hydraulic turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205025676U true CN205025676U (en) | 2016-02-10 |
Family
ID=55258214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520677443.4U Withdrawn - After Issue CN205025676U (en) | 2015-09-01 | 2015-09-01 | Electric machine barring for hydraulic turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205025676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257452A (en) * | 2015-09-01 | 2016-01-20 | 保定先奇电力设备技术有限公司 | Electric mechanical barring for water turbine |
-
2015
- 2015-09-01 CN CN201520677443.4U patent/CN205025676U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257452A (en) * | 2015-09-01 | 2016-01-20 | 保定先奇电力设备技术有限公司 | Electric mechanical barring for water turbine |
| CN105257452B (en) * | 2015-09-01 | 2018-04-10 | 保定先奇电力设备技术有限公司 | A kind of hydraulic turbine motor machine jiggering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160210 Effective date of abandoning: 20180410 |
|
| AV01 | Patent right actively abandoned |