A kind of yawing speed reducer motor cabinet
Technical field
The utility model is related to yawing speed reducer technical field, specially a kind of yawing speed reducer motor cabinet.
Background technology
Wind power yawing decelerator is had a wide range of applications due to its excellent design feature in wind-powered electricity generation field, and wind power yawing subtracts
Fast device realizes the main dynamics equipment of driftage as blower fan, and its own needs to install motor as drive device, and motor cabinet is then
It is the strength member for connecting motor and decelerator.
Extreme environment is in because the operating mode of wind-powered electricity generation decelerator is most, high temperature, high pressure all can produce decelerator inner chamber
Temperature rise, pressure liter of external environment condition etc. are not used in, the performance to yawing speed reducer gear drive and lubricating oil has undesirable effect,
This service behaviour that can largely effect on decelerator and life-span.Required according to practicality, breather is installed on motor cabinet can be had
Effect improves above mentioned problem.
At present, it is horizontal between ventilating opening and oil filler are distributed in lower flange on motor cabinet (17,18) on yawing speed reducer motor cabinet
As shown in Figure 1 to position, nearer apart from pasta, it is contemplated that decelerator high speed level rotates at a high speed, internal lubrication oil receives centrifugation
Power is acted on, lubricating oil easily from ventilating opening and oil filler threaded connection place seepage, to prevent lubricating oil from ventilating opening seepage, generally
Breather 15 is connect in ventilating opening connection 90 ° of elbows, 13,90 ° of other ends of elbow 13, breather 15 is in vertically-mounted position, but electricity
Lower flange (17,18) limited separation on support, to avoid installing interference problem, in blow vent, 90 ° of elbows 13 and breather 15
Junction increases horizontal thread pipe 12, longitudinal screw pipe 14 and couples two-by-two.But this motor cabinet complex structure, axial dimension is big
And relatively large number of pipe joint can greatly increase risk of the lubricating oil along junction seepage;Installed to ensure breather 15 simultaneously
In vertical state, it is necessary to carry out manually installed, adjustment, installation difficulty is big, low production efficiency.In addition, level is refueled to need to add
Oily device oil pipe couples 90 ° of elbows 13 and is commutated, and increased at sealed attachment indirectly, and the potential lubricating oil that improves is adding deceleration
The risk of seepage during device.
In view of this, it is special to propose the utility model.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, there is provided a kind of yawing speed reducer electricity
Support, reduces motor cabinet axial dimension, reduces breather installation difficulty, can fully meet wind power yawing decelerator motor cabinet
Practicality requirement.
In order to solve the above technical problems, the utility model is using the basic conception of technical scheme:
A kind of yawing speed reducer motor cabinet, including motor cabinet body, axis hole centered on motor cabinet body center;Central shaft hole
It is motor cabinet chamber body between outer wall and motor cabinet body outer wall;The horizontal upper end face of motor cabinet body be provided with ventilating opening and
Oil filler, ventilating opening and oil filler vertically through the horizontal upper end face and are communicated in the cavity of motor cabinet body, ventilating opening
Screwed hole is with oil filler, ventilator is threadably mounted at ventilating opening, and plug cock is threaded at oil filler.
Preferably or further, above-mentioned a kind of yawing speed reducer motor cabinet, outside the horizontal upper end face of motor cabinet body
Edge sink and forms step so that motor cabinet body horizontal upper end face center forms round ring boss, the ventilating opening and oil filler
On the step.
Preferably or further, a kind of above-mentioned yawing speed reducer motor cabinet, motor cabinet body cross-section is circle, is led to
Air port and oil filler are located at the straight line two ends by the center of circle.
Preferably or further, laterally set on above-mentioned a kind of yawing speed reducer motor cabinet, motor cabinet this body sidewall
There is the oil ga(u)ge being communicated in the cavity.
Preferably or further, above-mentioned a kind of yawing speed reducer motor cabinet, the oil ga(u)ge is provided with two, and sets respectively
Put below the plug cock and ventilator, on motor cabinet body central axisymmetrical;The oil ga(u)ge set location is near motor
Seat body lower part edge.
Preferably or further, above-mentioned a kind of yawing speed reducer motor cabinet, during the center of the motor cabinet body is
Arbor hole is used to install motor female connector to connect motor and decelerator;The central shaft hole is stepped hole, and it is included from bottom to top
The first rank hole, second-order hole, the 3rd rank hole and fourth order hole, the internal diameter > fourth orders in the internal diameter > second-orders hole in the first rank hole
The internal diameter in the rank holes of internal diameter > the 3rd in hole;Motor female connector is set through central shaft hole and is fixed by fixture;Fixture
Including the deep groove ball bearing being arranged in the first rank hole, deep groove ball bearing lower section is provided with hole back-up ring;Second-order is provided with axle in hole
With the annular inner portion holding of back-up ring and the shaft block ring in the axial trough of female connector;The 3rd rank hole is equal with female connector external diameter,
Oil sealing and hole back-up ring are provided with the fourth order hole.
Preferably or further, above-mentioned a kind of yawing speed reducer motor cabinet, the motor cabinet body integrally casting into
Type.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art:
The utility model motor cabinet sets plug cock and ventilator in its horizontal upper end face, reduces difficulty of processing and installs difficult
Degree, completion is refueled, avoids grease seepage vertically;And motor cabinet entirety integrally casting shaping, and raw material use, drop can be reduced
Low cost, is suitable to promote.
Brief description of the drawings
Fig. 1 is legacy yawing speed reducer motor cabinet part-structure schematic diagram;
Fig. 2 is a kind of partial sectional view of new yawing speed reducer motor cabinet of the utility model;
Fig. 3 is the A-A direction views of motor cabinet shown in Fig. 2;
Fig. 4 is the schematic diagram of the central shaft hole of motor cabinet shown in Fig. 3;
In figure:
101- motor cabinet bodies, 102- central shaft holes, 103- inner chamber bodies;104- steps;105- boss;The ranks of 106- first
Hole;107- second-orders hole;The rank holes of 108- the 3rd;109- fourth orders hole;
1- oil ga(u)ges, 2- Novel electric supports, 3- plug cocks, 4- shaft block rings, 5- holes back-up ring, 6- female connectors, 7- sun gears, 8- oil
Envelope, 9- deep groove ball bearings, 10- holes back-up ring, 11- ventilator.
12- horizontal thread pipes, 13-90 ° of elbow, 14- longitudinal screw pipes, 15- breathers;16- oil ga(u)ges;17- upper flanges,
18- lower flanges.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the utility model is described in further detail, to help understanding that this practicality is new
The content of type.
As in Figure 2-4, a kind of wind power yawing decelerator motor cabinet, including motor cabinet body 101, motor cabinet body 101
Axis hole 102 centered on center;It is motor cabinet chamber body body between the outer wall of central shaft hole 102 and the outer wall of motor cabinet body 101
103;The integrally casting shaping of motor cabinet body 101;The horizontal upper end face of motor cabinet body 101 is provided with ventilating opening and oiling
Mouthful, ventilating opening and oil filler vertically through the horizontal upper end face and are communicated in the inner chamber body 103 of motor cabinet body 101, are led to
Air port and oil filler are screwed hole, and ventilator 11 is threadably mounted at ventilating opening, and plug cock 3 is threaded at oil filler.
One embodiment that the utility model is provided is that the horizontal upper end face outer rim of motor cabinet body 101 is sunk and forms platform
Rank 104 so that the horizontal upper end face of motor cabinet body 101 center forms round ring boss 105, and the ventilating opening and oil filler are located at
On the step 104, then the installation of ventilator 11 and the without prejudice to motor of plug cock 3, and reduce processing thickness, reduce difficult processing
Degree;The cross section of motor cabinet body 101 is circle, and ventilating opening and oil filler are located at the straight line two ends by the center of circle, this symmetrical
Set-up mode is beneficial to structure stress equilibrium, convenient processing.
The oil ga(u)ge 1 being communicated in the inner chamber body 103 is laterally provided with the side wall of the motor cabinet body 101;Preferably,
Oil ga(u)ge 1 sets two, and is separately positioned on the plug cock 3 and the lower section of ventilator 11, on the central axis pair of motor cabinet body 101
Claim;The set location of the oil ga(u)ge 1 is near the lower edge of motor cabinet body 101.
For installing motor female connector 6, (sun gear is connected to and connects axis hole 102 centered on the center of the motor cabinet body 101
In covering 6 endoporus) to connect motor and decelerator;The central shaft hole 102 is stepped hole, and it includes the first rank hole from bottom to top
106th, second-order hole 107, the 3rd rank hole 108 and fourth order hole 109, the internal diameter in the internal diameter > second-orders hole 107 in the first rank hole 106
The internal diameter in the rank holes 108 of internal diameter > the 3rd in > fourth orders hole 109;Motor female connector 6 is set and by fixation through central shaft hole 102
Part is fixed;Fixture includes the deep groove ball bearing 9 being arranged in the first rank hole 106, and the lower section of deep groove ball bearing 9 is provided with hole use
Back-up ring 10;The annular inner portion holding of shaft block ring 4 and the shaft block ring 4 is provided with second-order hole 107 in the axial trough of female connector 6
To fix the hole of female connector 6 to motion;The 3rd rank hole 108 is of substantially equal with the external diameter of female connector 6, is set in the fourth order hole 109
There are oil sealing 8 and hole back-up ring 5, strengthen sealing intensity.
In the utility model, plug cock 3 and ventilator 11 are arranged on the horizontal upper end face of motor cabinet body 101, with legacy electricity
Support plug cock is compared positioned between upper lower flange with ventilation position on the face of cylinder, and the utility model motor cabinet is flat without ream, is reduced and is added
Work operation, effectively improves processing efficiency, reduces production cost.
Secondly, the utility model oil ga(u)ge 1, plug cock 3 and ventilator 11 directly using be threaded into mode carry out laterally or
It is vertically-mounted, simplify installation operation, increase installation operation space.And in the utility model ventilator 11 unlike legacy motor cabinet that
Sample is, it is necessary to horizontal thread pipe, 90 ° of elbows and longitudinal screw pipe carry out commutation connection, therefore the utility model reduces installation difficulty, carries
Installation effectiveness high;Simultaneously as elbow, screwed pipe error in process, cause sealing to weaken, easy oil leakage, therefore subtract
Few connecting joint quantity, can be prevented effectively from lubricating oil from joint seepage, and reduce spare and accessory parts using number so as to reduce life
Produce cost.When the utility model motor cabinet refuels, plug cock 3 of outwarding winding directly is refueled vertically by tank filler sleeve, is refueled and is completed
Afterwards, plug cock 3 is screwed into tank filler sleeve, simple operation.
Again, because yawing speed reducer is vertically installed at blower interior, oil filler is located at yawing speed reducer motor cabinet inner chamber
The upper surface of body 103, can complete oiling vertically, and lubricating oil is injected into decelerator from top to bottom, and it is whole to be that lubricating oil is totally submerged
Individual decelerator inner components, so as to reach the purpose of sufficient lubrication.
Also, plug cock 3 and ventilator 11 are arranged on upper surface, effectively reduce because lubricating oil is by centrifugal action from oiling
The risk of mouth and ventilating opening seepage, while effectively preventing from being thrown into ventilator 11 because of lubricating oil, causes ventilator 11 oil occur
Stifled phenomenon.
Further, the utility model motor cabinet integrally casting shaping, and do not consider further that ventilator 11 is installed and motor cabinet
The interference problem of the bolt that upper flange and upper and lower flange face are installed, can effectively reduce chi between motor cabinet upper and lower flange axial direction
It is very little, and reduce the axial dimension of female connector 6, help to reduce the whole machine axial dimension of decelerator, and product material usage amount is reduced,
Reduces cost and product own wt;Motor cabinet is integrally essentially axially symmetric structure, stress balance.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.