CN208587423U - A kind of phase modifier rotor turning brake gear and large capacity phase modifier - Google Patents

Abstract

The utility model discloses a kind of brake gear, especially a kind of large capacity phase modifier rotor turning brake gear and large capacity phase modifier belong to phase modifier engineering device technique field；The device includes shaft, and the brake disc rotated synchronously with shaft is provided in the shaft, the brake for braking is provided on the outside of the brake disc；A kind of phase modifier rotor turning brake gear and large capacity phase modifier of the utility model solve the problems, such as the braking of large capacity phase modifier, utilize the combination of brake disc and brake, enable the phase modulation machine rotor of high-speed rotation reduces revolving speed in time, to realize the braking of phase modulation machine rotor.

Description

A kind of phase modifier rotor turning brake gear and large capacity phase modifier

Technical field

The utility model relates to a kind of brake gear, especially a kind of large capacity phase modifier rotor turning brake gear and big Capacity phase modifier belongs to phase modifier engineering device technique field.

Background technique

" jiggering " refers to before starting motor, motor is rotated several circles with manpower, to judge load motor-driven Whether (i.e. mechanical or running part) has the case where stuck and resistance increases, to will not make the starting of motor, the load becomes large and damages Bad motor (is burnt out).

Phase modifier is compared with generator does not have steam turbine input power, needs to arrange a set of jiggering and brake at rotor vapour end Device.

Summary of the invention

The goal of the invention of the utility model is: in view of the above problems, providing a kind of tune for capableing of fast braking Camera rotor turning brake gear.

The technical solution adopted in the utility model is as follows:

A kind of phase modifier rotor turning brake gear, including shaft are provided with the brake rotated synchronously with shaft in the shaft Hull, brake disc outside are provided with the brake for braking.The design of which effectively can make shaft in brake Effect is lower to realize braking, reduces revolving speed.

A kind of phase modifier rotor turning brake gear of the utility model, the shaft are provided with limiting stand, the brake disc It is assemblied in limit dais, brake disc and shaft are interference fit.The design of which can effectively ensure that brake disc and shaft Between be fixedly connected and keep rotate synchronously.

Further, flat key is additionally provided between the brake disc and shaft.It is connected by key and fully ensures that high-speed rotation mistake Even if shaft is still able to drive the rotation of brake disc in the case where journey generation high temperature.

A kind of phase modifier rotor turning brake gear of the utility model, the brake disc are also set up far from the end of limiting stand There is the first bolt.Which is to generate high temperature during high-speed rotation or braking in order to avoid brake disc and loosen The case where.

A kind of phase modifier rotor turning brake gear of the utility model, the brake disc use wear-resisting alloy steel At.It is to need frictional force in braking process, so that wear-resistant material be needed to be made, and effectively guarantees the use longevity of brake disc Life.

Further, brake has brake rim, which is made of resin-based materials.

A kind of phase modifier rotor turning brake gear of the utility model, the end of the shaft is further fixedly arranged on jiggering tooth Wheel and the barring gear rotated by jiggering gear drive shaft.The device designs for cranking system, is especially needing shaft In the case where carrying out slow revolving speed.Barring gear is a kind of important ancillary equipment of phase modifier operation.Disk is put on startup Vehicle is to make phase modifier obtain initial speed.In stopping process, to avoid rotor degree of disturbing from deforming, phase modifier is needed to turn It is completely cooling to rotor that son maintains certain slow-speed of revolution to rotate.

Further, the jiggering gear is interference fitted through shrink-on on rotor and with shaft, the jiggering tooth Wheel is also connect by the second bolt with shaft.The connection of which effectively guarantees that jiggering gear and shaft form one, and Guarantee torque.

Further, the barring gear includes driving device and reduction gearbox, and driving device passes through reduction gearbox and and jiggering Gear cooperation is rotated with drive shaft.

Further, the revolving speed of barring gear output is lower than 5r/min.

A kind of large capacity phase modifier, including a kind of phase modifier rotor turning brake gear described in any of the above embodiments.

In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:

1, a kind of phase modifier rotor turning brake gear of the utility model and large capacity phase modifier effective solution are big The problem of capacity phase modifier is braked, using the combination of brake disc and brake, keeps the phase modulation machine rotor of high-speed rotation timely Revolving speed is reduced, thus realize the braking of phase modulation machine rotor, the coasting time of rotor when shutdown is greatly reduced；

2, in conjunction with the friction of brake disc and brake, the diameter that can be provided according to the roughness and brake of brake panel surface Better braking effect is realized to pressure, while can effectively be filled brake disc and shaft by the assembly method of brake disc With the effect for being integrated and realizing synchronous rotation；

3, jiggering effect is realized using jiggering gear and barring gear, it can using the slow revolving speed that barring gear provides Phase modifier is effectively ensured and needs the demand that slowly runs, jiggering makes phase modifier can get initial speed when starting.In stopping process In, to avoid rotor degree of disturbing from deforming, need phase modulation machine rotor that certain slow-speed of revolution is maintained to rotate completely cooling to rotor；

4, two sets of self-contained unit layouts in the same end of rotor, are effectively optimized two covering device by whole design mode Layout.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Marked in the figure: 1- shaft, 2- brake disc, 3- brake, 4- flat key, 5- limiting stand, the first bolt of 6-, 7- jiggering tooth Wheel, 8- barring gear.

Specific embodiment

With reference to the accompanying drawing, the utility model is described in detail.

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain The utility model is not used to limit the utility model.

Embodiment

A kind of phase modifier rotor turning brake gear is provided in the shaft 1 with shaft as shown in Figure 1, including shaft 1 The brake disc 2 of synchronous rotation is provided with the brake 3 for braking on the outside of the brake disc 2.The design method can be effective right Shaft in rotation process is braked.

In design basis based on above-mentioned specific embodiment, in order to more specifically design, and by the design specific to Using in the middle, which is the rotor of phase modifier, and encourages end to be non-.Of course it is not excluded in specific implementation process, by this turn Axis is fixedly connected on the rotor of phase modifier, although the application of which is unfavorable for the integral rigidity intensity of rotor or shaft. More specifically, which is large capacity phase modifier.

And in another specific embodiment, as more specifical design, which can be cyclic annular or arc Shape.If ring-type, which is spliced together.As more optimal, which has and 2 outer arc of brake disc The intrados of face adaptation generates friction realization braking to contact with brake disc.Specifically, the brake 3 can be filled by hydraulic-driven It sets or Vidacare corp is moved radially along shaft, far from brake disc or contact brake disc.Braking effect is then according to brake disc The roughness or brake of extrados and brake intrados control brake disc radial pressure size.In the present embodiment, The driving device of brake is not shown in the accompanying drawings, and required designing points to be offered are the composition of brake gear in the design. Certainly, brake 3 or two clamping plates, the medial surface of the clamping plate are matched with the both sides of the face of brake disc respectively.Which To provide axial force, and braking brake is carried out by the way of clamping.Specifically, brake disc is hollow ring shape.

In design principle based on above-mentioned specific embodiment, in order to guarantee the effect and shaft and brake disc of assembly Synchronous, in another specific embodiment, shaft 1 is provided with limiting stand 5, which is assemblied in limit dais, brake disc 2 It is interference fit with shaft 1.Specifically, the limiting stand and shaft are made into integration.In addition, brake disc 2 is matched with shaft 1 for interference It closes, as the internal diameter of the brake disc outer diameter that is less than shaft, shrink-on is in shaft in the case of a high temperature for brake disc, and with limiting stand For positioning datum, molding assembly is realized after cooling.

Certainly, effect, the design principle based on above-mentioned specific embodiment are rotated synchronously in order to improve brake disc and shaft On, in another specific embodiment, flat key 4 is additionally provided between the brake disc 2 and shaft 1.It is specific to implement, in shaft 1 On be provided with keyway, flat key 4 is placed in keyway, and brake disc inner wall is equipped with to be led to after two sections of keyway track, brake disc heating The matching for crossing keyway track and flat key is assembled to limit dais, molding assembly after cooling.

The design of above-mentioned specific embodiment during normal use can meet use using interference fit, under normal circumstances Not the case where heat that friction or rotation generate not will cause brake disc expansion and loosen, it is for this problem, special in solution Different environment is either as a kind of safer mode, in another specific embodiment, the end of the brake disc 2 far from limiting stand Portion is additionally provided with the first bolt 6.Specifically, first bolt 6 is multiple.More specifically, 6 circumference array of the first bolt point Cloth.In fit on, which assembles perpendicular to shaft axis, brake disc is fixedly connected with shaft.

Specifically, brake disc and brake form drum type braking device.And in the present embodiment, using brake ecto-entad Close to and contacted with brake disc, braked by frictional force.And be brake gear based on the device, not only to meet wear-resisting Performance even more needs to improve service life, and therefore, in another specific embodiment, brake disc 2 uses wear-resisting alloy steel At.Brake has brake rim, which is made of resin-based materials.As specifically, the wear-resisting steel alloy For 42CrMo steel.Certainly, for 35 CrMo steel as similar material, performance is close, also can be used as replacement.It is needed based on the device Higher hardness, specifically, the brake disc 2 is also by quenching and tempering.

Certainly, in order to preferably realize demand that phase modifier slowly runs, in a wherein specific embodiment, the shaft The barring gear 8 that 1 end is further fixedly arranged on jiggering gear 7 and is rotated by jiggering gear drive shaft.Using jiggering tooth Wheel rotates phase modifier with barring gear.And as specifically, the barring gear is electric barring equipment.Specifically, this is electronic Barring gear is the barring gear with wobble gear.

In shaft and the design of jiggering gear assembly, in order to embody design, in another specific embodiment, jiggering Gear 7 is interference fitted through shrink-on on rotor and with shaft, which also passes through the second bolt 9 and shaft Connection.In interference fit, which has limited block, which is made into integration with jiggering gear.Certainly, make To be preferred, jiggering gear 7 be it is solid discoid, middle part be provided with diameter be less than roller end outer diameter circular groove, heating Afterwards, by the circular groove shrink-on in the end of shaft.Specifically, second bolt 9 is multiple.More specifically, this second Bolt 9 is circumference array distribution.Turning to mix, which is parallel to shaft axis assembly, and by jiggering gear and shaft It is fixedly connected.

It as more specifical design, is had more in the component major design of core in the barring gear, one is specific wherein In embodiment, barring gear 8 include driving device and reduction gearbox, driving device by reduction gearbox and with jiggering gear cooperate with Drive shaft rotation.The driving device is driving motor, and connects reduction gearbox by shaft coupling, then pass through reduction gearbox and jiggering tooth Wheel engagement.And revolving speed required for large capacity phase modifier is slower, therefore, the revolving speed that barring gear 8 exports is lower than 5r/min.

Design based on above structure also provides a kind of large capacity phase modifier, including described in any of the above-described embodiment A kind of phase modifier rotor turning brake gear.

Brake function is realized using the cooperation of brake disc and brake, and radial pressure is provided by brake, is made A friction torque is generated between brake disc and brake, since brake disc and shaft are an entirety, which rubs this Torque transfer is wiped to shaft, so that brake disc and shaft be made to achieve the effect that fast braking.After shutdown, need to keep phase modifier In the case where the state of rotation, then phase modifier holding is set to slowly run by barring gear and jiggering gear.

In conclusion a kind of phase modifier rotor turning brake gear and large capacity phase modifier of the utility model solve greatly The problem of capacity phase modifier is braked, using the combination of brake disc and brake, keeps the phase modulation machine rotor of high-speed rotation timely Revolving speed is reduced, to realize the braking of phase modulation machine rotor.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of phase modifier rotor turning brake gear, it is characterised in that: including shaft (1), be provided in the shaft (1) with turn The brake disc (2) that axis rotates synchronously, the brake disc (2) outside are provided with the brake (3) for braking.

2. a kind of phase modifier rotor turning brake gear as described in claim 1, it is characterised in that: shaft (1) setting There are limiting stand (5), which is assemblied in limit dais, and brake disc (2) and shaft (1) are interference fit.

3. a kind of phase modifier rotor turning brake gear as claimed in claim 2, it is characterised in that: the brake disc (2) with turn Flat key (4) are additionally provided between axis (1).

4. a kind of phase modifier rotor turning brake gear as claimed in claim 2, it is characterised in that: the brake disc (2) is separate The end of limiting stand is additionally provided with the first bolt (6).

5. a kind of phase modifier rotor turning brake gear as described in any one of claims 1 to 3, it is characterised in that: the brake Hull (2) is made of wear-resisting steel alloy.

6. a kind of phase modifier rotor turning brake gear as described in claim 1, it is characterised in that: the end of the shaft (1) The barring gear (8) for being further fixedly arranged on jiggering gear (7) and being rotated by jiggering gear drive shaft.

7. a kind of phase modifier rotor turning brake gear as claimed in claim 6, it is characterised in that: the jiggering gear (7) It is interference fitted through shrink-on on rotor and with shaft, which is also connected by the second bolt (9) and shaft It connects.

8. a kind of phase modifier rotor turning brake gear as claimed in claim 6, it is characterised in that: the barring gear (8) Including driving device and reduction gearbox, driving device passes through reduction gearbox and cooperates with jiggering gear to be rotated with drive shaft.

9. a kind of phase modifier rotor turning brake gear as claimed in claim 6, it is characterised in that: barring gear (8) output Revolving speed be lower than 5r/min.

10. a kind of large capacity phase modifier, it is characterised in that: including a kind of described in any item phase modulation machine rotors of claim 1 to 9 Jiggering brake gear.