CN208241476U - A kind of generator protection system with feedback control for water generating - Google Patents

Abstract

The utility model discloses a kind of generator protection systems with feedback control for water generating, its structure includes bearing, rotor, magnet, commutator, stator, buffer bar, winding, casing, armature spindle, a kind of generator protection system with feedback control for water generating of the utility model, it is mutually entrenched in specified notched wall by axle bed and both sides cylinder, lead screw is set to connect relatively high speed transmission with shaft universal joint inside motor by itself joint arm, transmission shaft is set to generate driving force on along ball bearing the power transmission on both sides, rotary motion is turned into linear motion by contained spring compressive deformation, the frictional force in power transmission process is reduced with bearing load by frictional resistance that ball bearing itself has again, the output power of steady motor is directly proportional to torque with the revolving speed for guaranteeing shaft, while with The opposite operating of drive of rotating disk improve the transmission efficiency of machine power, avoid motor rotation blockage heating burnout.

Description

A kind of generator protection system with feedback control for water generating

Technical field

The utility model is a kind of generator protection system with feedback control for water generating, belongs to power generation and sets Standby technical field.

Background technique

Generator refers to the mechanical equipment by the energy conversion of other forms at electric energy, it is by the hydraulic turbine, steam turbine, diesel oil The energy that water flow, air-flow, fuel combustion or nuclear fission generate is converted mechanical energy biography by machine or the driving of other dynamic power machines Electric energy is converted to generator, then by generator.

Prior art discloses application No. is a kind of of: CN201521072487.0 to have feedback control for water generating The generator protection system of system, water generating equipment and intelligent communication terminal including wireless connection, this is used for water generating Generator protection system with feedback control is wirelessly connected by water generating equipment and intelligent communication terminal, realizes work Personnel remotely adjust water generating equipment；Simultaneously after the detection data feedback of velocity sensor, controlled by switch module System, to realize feedback control principle, ensure that and accurately controlled the revolving speed of water conservancy generator, improve water conservancy generator Protection reliability, moreover, by selected in signal processing circuit switch can revolving speed to friction speed section into Row change detection, to improve the accuracy to tachometric survey；The LC filtered electrical being made up of third capacitor and the first inductance There is filtration on road to interference signal, to improve the reliability and accuracy of system signal processing.But its shortcoming It is that the too fast revolving speed that will lead to internal shaft of output power of motor is inversely proportional with torque, stator winding is caused rapidly to generate heat and make Motor overheating is burnt.

Utility model content

In view of the deficienciess of the prior art, the utility model aim be to provide it is a kind of for water generating have feedback The generator protection system of control is inversely proportional with solving the too fast revolving speed that will lead to internal shaft of output power of motor with torque, The problem of causing stator winding rapidly to generate heat and burn motor overheating.

To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of send out for water conservancy Electricity the generator protection system with feedback control, structure include bearing, rotor, magnet, commutator, stator, buffer bar, Winding, casing, armature spindle, casing internal center distance to the left are fixed with rotor and are flexibly connected using electrically cooperation, The bearing is fixed to be located at casing internal center through insertion, and is intertwined with rotor and engages interaction connection, the magnet point It Guan Chuan not be embedded in and be located at the symmetrical corner in casing internal two sides, the commutator, which is closely recessed to be embedded in, is connected to the casing internal center right side Side edge, and be mutually fitting to connection by side buffer bar with rotor, the stator fixed swage is located at casing internal four side Pars intramuralis center, and with magnet mutually using being electrically connected, the winding is recessed using transition fit mode is located at casing Central cross section, and be connected by stator with magnet, the armature spindle is fixed through casing left side cross-sectional center, and insertion is located at axis It holds, inside rotor and commutator, and mutually uses electric connection for same axis；The buffer bar is by transmission shaft, axle bed, rotation Turntable, cylinder, ball bearing, spring, lead screw composition, the transmission shaft is fixedly embedded to be located at axle bed center of inside, and and spring It is mutually fitting to connection, the rotating disk is entrenched in center of inside on the right side of axle bed using transition fit mode, and at left and right sides of axle bed Section fixation is welded with cylinder, and the cylinder is located at inner barrel left side edge, and rotating disk is mutually fitting to connection with transmission shaft, institute State that spring is fixedly embedded to be connected to axle bed center of inside, the lead screw is fixed to be connected through cylinder and transmission shaft intermeshing.

Further, the bearing and commutator extend through insertion and are located at casing internal center left and right sides edge.

Further, the rotor is embedded in using transition fit mode is located at the connection of casing internal central movable.

Further, fixed used by stator and winding of the rotor is electrically connected.

Further, the axle bed is entrenched in casing internal center right side by two sides cylinder recess.

Further, the casing is connected with bearing, rotor intermeshing respectively.

Beneficial effect

A kind of generator protection system with feedback control for water generating of the utility model, passes through axle bed and two Side cylinder is mutually entrenched in specified notched wall, connect lead screw with shaft universal joint inside motor by itself joint arm relatively high Speed transmission makes transmission shaft generate driving force the power transmission on both sides on along ball bearing, compresses and become by contained spring Rotary motion is turned to linear motion by shape, then is reduced in power transmission process by frictional resistance that ball bearing itself has Frictional force with bearing load, the output power of steady motor is directly proportional to torque with the revolving speed for guaranteeing shaft, while with rotation The opposite operating of the drive of turntable improves the transmission efficiency of machine power, avoids motor rotation blockage heating burnout.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is a kind of internal junction of the generator protection system with feedback control for water generating of the utility model Structure schematic diagram；

Fig. 2 is the external structure schematic diagram of the utility model；

Fig. 3 is the buffer bar the schematic diagram of the section structure of the utility model.

In figure: bearing -1, rotor -2, magnet -3, commutator -4, stator -5, buffer bar -6, transmission shaft -601, axle bed - 602, rotating disk -603, cylinder -604, ball bearing -605, spring -606, lead screw -607, winding -7, casing -8, armature spindle - 9。

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with specific embodiment, the utility model is further described.

Fig. 1-Fig. 3 is please referred to, the utility model provides a kind of technical solution: a kind of that there is feedback control for water generating The generator protection system of system, structure include bearing 1, rotor 2, magnet 3, commutator 4, stator 5, buffer bar 6, winding 7, machine Shell 8, armature spindle 9,8 center of inside of casing distance to the left is fixed with rotor 2 and is flexibly connected using electrically cooperation, described Bearing 1 is fixed to be located at 8 center of inside of casing through insertion, and is intertwined with rotor 2 and engages interaction connection, and the magnet 3 divides It Guan Chuan not be embedded in and be located at the 8 symmetrical corner in inside two sides of casing, closely recess insertion is connected in 8 inside of casing the commutator 4 Right edge is entreated, and is mutually fitting to connection by side buffer bar 6 and rotor 2,5 fixed swage of stator is located in casing 8 Portion four side pars intramuralis center, and with magnet 3 mutually using being electrically connected, the winding 7 is recessed using transition fit mode to be set It is being located at 8 central cross section of casing, and is being connected by stator 5 with magnet 3, the armature spindle 9 is fixed to run through 8 left side cross-sectional of casing Center, insertion are located inside bearing 1, rotor 2 and commutator 4, and mutually use electric connection for same axis；The buffering Bar 6 is made of transmission shaft 601, axle bed 602, rotating disk 603, cylinder 604, ball bearing 605, spring 606, lead screw 607, described Transmission shaft 601 is fixedly embedded to be located at 602 center of inside of axle bed, and is mutually fitting to connection with spring 606, and the rotating disk 603 is adopted It is entrenched in 602 right side center of inside of axle bed with transition fit system, and the fixation of 602 left and right sides section of axle bed is welded with cylinder 604, The cylinder 604 is located at 604 inside left edge of cylinder, and rotating disk 603 and transmission shaft 601 are mutually fitting to connection, the bullet Spring 606 is fixedly embedded to be connected to 602 center of inside of axle bed, and the lead screw 607 is fixed mutual through cylinder 604 and transmission shaft 601 Engagement connection.

Winding 7 described in this patent refers to the one of composition electric wiring corresponding with a certain voltage value that transformer marks Group wire turn.The number of turns of each auxiliary winding is different, then its end voltage is also different, therefore multiwinding transformer can be to several different electricity The power supply for electrical equipment of pressure.The most commonly used is three-winding transformers in the power system.

In progress in use, being attached by casing 8 and hydro-electric power generating equipment to rotate armature spindle 9, make internal bearings 1 And commutator 4 is mutually driven, and is mutually constituted electromagnetic circuit with winding 7 by stator 5 and is combined both ends armature spindle 9 externally defeated along rotor 2 It send, is mutually entrenched in specified notched wall by axle bed 602 and both sides cylinder 604, lead screw 607 is made to pass through itself joint arm and motor Internal shaft universal joint connects relatively high speed transmission, the power transmission on both sides to making transmission shaft 601 on ball bearing 605 Driving force is generated, rotary motion is turned into linear motion by 606 compressive deformation of contained spring, then certainly by ball bearing 605 The frictional resistance that body has reduces the frictional force in power transmission process with bearing load, and the output power of steady motor is to protect The revolving speed for demonstrate,proving shaft is directly proportional to torque, while as the opposite operating of the drive of rotating disk improves the transmission efficiency of machine power, Avoid motor rotation blockage heating burnout.

The utility model solves the problems, such as to be the too fast revolving speed that will lead to internal shaft of output power of motor and torque at anti- Than, the problem of causing stator winding rapidly to generate heat and burn motor overheating, the utility model pass through above-mentioned component mutual group It closes, is mutually entrenched in specified notched wall by axle bed and both sides cylinder, lead screw is made to pass through shaft inside itself joint arm and motor Universal joint connects relatively high speed transmission, so that transmission shaft is generated driving force on along ball bearing the power transmission on both sides, borrows It helps contained spring compressive deformation that rotary motion is turned to linear motion, then is dropped by frictional resistance that ball bearing itself has Frictional force in low dynamics transmittance process with bearing load, the output power of steady motor with guarantee shaft revolving speed and torque at Direct ratio, while as the opposite operating of the drive of rotating disk improves the transmission efficiency of machine power, motor rotation blockage heating burnout is avoided, It is described in detail below:

Transmission shaft 601 is fixedly embedded to be located at 602 center of inside of axle bed, and is mutually fitting to connection with spring 606, the rotation Disk 603 is entrenched in 602 right side center of inside of axle bed using transition fit mode, and the fixation of 602 left and right sides section of axle bed is welded with Cylinder 604, the cylinder 604 are located at 604 inside left edge of cylinder, and rotating disk 603 and the mutually chimeric company of transmission shaft 601 It connects, the spring 606 is fixedly embedded to be connected to 602 center of inside of axle bed, and the lead screw 607 is fixed through cylinder 604 and transmission The intermeshing connection of axis 601.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims All changes are embraced therein.It should not treat any reference in the claims as limiting related right It is required that.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of generator protection system with feedback control for water generating, structure includes bearing (1), rotor (2), magnet (3), commutator (4), stator (5), buffer bar (6), winding (7), casing (8), armature spindle (9), the casing (8) Center of inside distance to the left is fixed with rotor (2) and is flexibly connected using electrically cooperation, it is characterised in that:

The bearing (1) is fixed to be located at casing (8) center of inside through insertion, and is intertwined with rotor (2) and engages interaction company It connects, the magnet (3) extends through insertion and be located at the symmetrical corner in the internal two sides of casing (8), and the commutator (4) is closely recessed embedding Enter to be connected to casing (8) center of inside right edge, and is mutually fitting to connection by side buffer bar (6) and rotor (2), it is described Stator (5) fixed swage is located at the internal four side pars intramuralis center of casing (8), and with magnet (3) mutually using electric connection, institute It states winding (7) to be recessed using transition fit mode and be located at casing (8) central cross section, and passes through stator (5) and magnet (3) phase Connection, the armature spindle (9) is fixed through casing (8) left side cross-sectional center, and insertion is located at bearing (1), rotor (2) and commutator (4) internal, and mutually use electric connection for same axis；

The buffer bar (6) by transmission shaft (601), axle bed (602), rotating disk (603), cylinder (604), ball bearing (605), Spring (606), lead screw (607) composition, the transmission shaft (601) is fixedly embedded to be located at axle bed (602) center of inside, and and spring (606) it being mutually fitting to connection, the rotating disk (603) is entrenched in center of inside on the right side of axle bed (602) using transition fit mode, And section fixation is welded with cylinder (604) at left and right sides of axle bed (602), the cylinder (604) is located at cylinder (604) inside left side Edge, and rotating disk (603) and transmission shaft (601) are mutually fitting to connection, the spring (606) is fixedly embedded to be connected to axle bed (602) center of inside, the lead screw (607) is fixed to be connected through cylinder (604) and transmission shaft (601) intermeshing.

2. a kind of generator protection system with feedback control for water generating according to claim 1, special Sign is: the bearing (1) and commutator (4) extend through insertion and are located at edge at left and right sides of casing (8) center of inside.

3. a kind of generator protection system with feedback control for water generating according to claim 1, special Sign is: the rotor (2) is embedded in using transition fit mode is located at the flexible connection of casing (8) center of inside.

4. a kind of generator protection system with feedback control for water generating according to claim 1, special Sign is: fixed used by stator (5) and winding (7) of the rotor (2) is electrically connected.

5. a kind of generator protection system with feedback control for water generating according to claim 1, special Sign is: the axle bed (602) is entrenched on the right side of casing (8) center of inside by two sides cylinder (604) recess.

6. a kind of generator protection system with feedback control for water generating according to claim 1, special Sign is: the casing (8) connects with bearing (1), rotor (2) intermeshing respectively.