CN201717819U - Circuit board for bipolar double-speed motor - Google Patents
Circuit board for bipolar double-speed motor Download PDFInfo
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- CN201717819U CN201717819U CN2010201155399U CN201020115539U CN201717819U CN 201717819 U CN201717819 U CN 201717819U CN 2010201155399 U CN2010201155399 U CN 2010201155399U CN 201020115539 U CN201020115539 U CN 201020115539U CN 201717819 U CN201717819 U CN 201717819U
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Abstract
The utility model discloses a circuit board for a bipolar double-speed motor, which comprises a terminal plate, a public power supply end arranged on the terminal plate, a high-speed mode power supply end, a low-speed mode power supply end, a first spring piece electronically connected with the high-speed mode power supply end, a second spring piece electronically connected with the low-speed mode power supply end, a first contact arm, a second contact arm and a third contact arm. The first spring piece as well as the second spring piece is provided with a compression part for contacting with a compression piece of a centrifuge arranged on the rotating shaft of a motor rotor, in the static state of the motor, the compression piece of the centrifuge is compressed on the compression part, when the rotation speed of the motor achieves a certain value, the compression piece of the centrifuge will loose the first spring piece and the second spring piece to enable the first spring piece and the second spring piece to restore to the free state, and the state of the motor is determined through the contact between the spring piece and different contact arms. The circuit board provided by the utility model has simple structure and low cost, and controls the open/close of the different contacts on the circuit board through the mechanical movement of the centrifuge, so that the motor can switch between high-speed mode and low-speed mode.
Description
Technical field
The utility model relates to a kind of motor wiring board, particularly a kind of wiring board that is used to double-click double-speed motor.
Background technology
The traditional single phase AC induction motor adopts modes such as step-down, pole-changing or frequency converter to carry out speed governing, and it each has obvious defects: decompression speed, and speed adjustable range is little; Pole changing, the wiring complexity is made difficulty; Frequency converter timing costs an arm and a leg.Therefore, design the main direction that a kind of speed adjustable range motor speed control device big, simple in structure, that wiring is simple and cost is low becomes the buncher development.
Summary of the invention
The purpose of this utility model is to provide a kind of bipolar double-speed motor wiring board at the problem of the existence of the prior motor described in the background technology.
Realize that concrete mode of the present utility model is as follows:
A kind of bipolar double-speed motor wiring board, it comprises terminal board, be arranged at the public power end on the terminal board, the fast mode feeder ear, the low-speed mode feeder ear, first spring leaf that is electrically connected with the fast mode feeder ear, second spring leaf that is electrically connected with the low-speed mode feeder ear, first contact arm, second contact arm and the 3rd contact arm, described first spring leaf is provided with first projection, second spring leaf is provided with second projection, the first contact arm front end is provided with first contact, first contact is arranged at the first projection top, one end of the parafacies winding in the terminal stator with motor of first contact arm is connected, and the other end of parafacies winding is connected with the public power end; The second contact arm front end is provided with second contact, second contact is arranged at the second projection top, the end of second contact arm is connected with the fast mode feeder ear, one end of the high-grade principal phase winding in the stator of fast mode feeder ear and motor is connected, and the other end of high-grade principal phase winding is connected with the public power end; The 3rd contact arm front end is provided with the 3rd contact, and the 3rd contact is arranged at the second projection below, and the end of the 3rd contact arm is connected with an end of low-grade principal phase winding, and the other end of low-grade principal phase winding is connected with the public power end; Under static state, first projection does not all contact with second contact with first contact, second projection, second projection contacts with the 3rd contact, the first spring leaf front end be provided be used for be arranged on the rotor rotation axis on the compressing tablet of sedimentator contact first compress the position, second spring leaf, the first spring leaf front end be provided be used for contacting with the compressing tablet of described sedimentator second compress the position.
For the ease of rotating speed of motor is controlled, described public power end, fast mode feeder ear are connected with the fast mode switch by lead, and described public power end, low-speed mode feeder ear are connected with the low-speed mode switch by lead.
The beneficial effects of the utility model are for being provided with the fast mode feeder ear because of bipolar double-speed motor of the present utility model with wiring board, low-speed mode feeder ear and public power end, first spring leaf is electrically connected with the fast mode feeder ear, second spring leaf is electrically connected with the low-speed mode feeder ear, described first spring leaf is provided with first projection, second spring leaf is provided with second projection, the first contact arm front end is provided with first contact, first contact is arranged at the first projection top, one end of the parafacies winding in the terminal stator with motor of first contact arm is connected, and the other end of parafacies winding is connected with the public power end; The second contact arm front end is provided with second contact, second contact is arranged at the second projection top, the end of second contact arm is connected with the fast mode feeder ear, one end of the high-grade principal phase winding in the stator of fast mode feeder ear and motor is connected, and the other end of high-grade principal phase winding is connected with the public power end; The 3rd contact arm front end is provided with the 3rd contact, and the 3rd contact is arranged at the second projection below, and the end of the 3rd contact arm is connected with an end of low-grade principal phase winding, and the other end of low-grade principal phase winding is connected with the public power end; Under free state, first projection and first contact, second projection does not all contact with second contact, second projection contacts with the 3rd contact, the first spring leaf front end be provided be used for be arranged on the rotor rotation axis on the compressing tablet of sedimentator contact first compress the position, second spring leaf, the first spring leaf front end be provided be used for contacting with the compressing tablet of described sedimentator second compress the position, during use, only need the pairing feeder ear of the operating state of needs is connected with corresponding power supply, motor will entry into service, when motor reaches certain rotating speed, sedimentator will be opened, the compressing tablet of sedimentator stops to compress the extruding that position and second compresses the position to first, first contact and first projection are disconnected, second contact and second projection disconnect, the 3rd contact and the second protruding conducting, make corresponding winding in running order down, in this way, can control the running of motor high speed or low speed easily, the utility model is simple in structure, cost is low, circuit connects very simple, and the mode that moves of the machinery by sedimentator, different contact on the control circuit board is opened or is closed, thereby motor can be switched between high low speed flexibly.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model;
Fig. 2 is that A-A among Fig. 1 is to cutaway view;
Fig. 3 is that B-B among Fig. 1 is to cutaway view;
Fig. 4 is a circuit connection diagram of the present utility model;
Fig. 5 is the circuit theory diagrams under the high-speed cruising pattern;
Fig. 6 is the circuit theory diagrams under the low-speed operation mode;
1 is terminal board among the figure, and 2 is the fast mode feeder ear, and 3 is the low-speed mode feeder ear, and 4 is the public power end, 5 is first spring leaf, and 6 is second spring leaf, and 7 is first contact arm, 8 is second contact arm, and 9 is the 3rd contact arm, and 10 is first projection, 11 is second projection, and 12 is first contact, and 13 is second contact, 14 is the 3rd contact, and 15 is first compressed part, and 16 is second compressed part, 17 is high-grade principal phase winding, and 18 is low-grade principal phase winding, and 19 is the parafacies winding.
Embodiment
Referring to figs. 1 through a kind of bipolar double-speed motor wiring board shown in Figure 6, it comprises terminal board 1, be arranged at the public power end 4 on the terminal board 1, fast mode feeder ear 2, low-speed mode feeder ear 3, first spring leaf 5 that is electrically connected with fast mode feeder ear 2, second spring leaf 6 that is electrically connected with low-speed mode feeder ear 3, first contact arm 7, second contact arm 8 and the 3rd contact arm 9, described first spring leaf 5 is provided with first projection 10, second spring leaf 6 is provided with second projection 11, first contact arm, 7 front ends are provided with first contact 12, first contact 12 is arranged at first protruding 10 tops, one end of the parafacies winding 19 in the terminal stator with motor of first contact arm 7 is connected, and the other end of parafacies winding 19 is connected with public power end 4; Second contact arm, 8 front ends are provided with second contact 13, second contact 13 is arranged at second protruding 11 tops, the end of second contact arm 8 is connected with fast mode feeder ear 2, one end of the high-grade principal phase winding 17 in the stator of fast mode feeder ear 2 and motor is connected, and the other end of high-grade principal phase winding 17 is connected with public power end 4; The 3rd contact arm 9 front ends are provided with the 3rd contact 14, the three contacts 14 and are arranged at second protruding 11 belows, and the end of the 3rd contact arm 9 is connected with an end of low-grade principal phase winding 18, and the other end of low-grade principal phase winding 18 is connected with public power end 4; Under static free state, first projection 10 does not all contact with second contact 13 with first contact 12, second protruding 11, second projection 11 contacts with the 3rd contact 14, first spring leaf, 5 front ends be provided be used for be arranged on the rotor rotation axis on 15 of first compressed part that contact of the compressing tablet of sedimentator, second spring leaf, 6 first spring leafs, 5 front ends are provided with 16 of second compressed part that are used for contacting with the compressing tablet of described sedimentator; For the ease of rotating speed of motor is controlled, described public power end 4, fast mode feeder ear 2 are connected with the fast mode switch by lead, and described public power end 4, low-speed mode feeder ear 3 are connected with the low-speed mode switch by lead.
When motor need be operated in fast mode following time, only need open the fast mode switch, fast mode feeder ear 2 and public power end 4 are inserted power supply, motor promptly can be started working, the startup stage of just being initially located in, motor speed is low, so the sedimentator that is arranged on the rotor main shaft can't be opened, the compressing tablet of sedimentator is pressed on 16 of 15 of first compressed part of first spring leaf 5 and second spring leaf 6 and second compressed part, make first contact 12 and first protruding 10 conductings, second contact 13 and second protruding 11 conductings, the 3rd contact 14 and second projection 11 disconnect, as shown in Figure 5, high-grade principal phase winding 17 and parafacies winding 19 are in running order, motor speed is accelerated gradually, when motor reaches certain rotating speed, in a kind of execution mode of the present utility model, this rotating speed is 940RPM～1140RPM, and sedimentator is opened, and compressing tablet stops the extruding to 16 of 15 of first compressed part and second compressed part, first contact 12 and first projection 10 are disconnected, second contact 13 and second projection 11 disconnect, the 3rd contact 14 and second protruding 11 conductings, at this moment, have only high-grade principal phase winding 17 in running order, motor enters the stable state that runs up.
When motor need be operated in low-speed mode following time, only need open the low-speed mode switch, low-speed mode feeder ear 3 and public power end 4 are inserted power supply, motor promptly can be started working, the startup stage of just being initially located in, motor speed is low, so the sedimentator that is arranged on the rotor main shaft can't be opened, the compressing tablet of sedimentator is pressed on 16 of 15 of first compressed part of first spring leaf 5 and second spring leaf 6 and second compressed part, make first contact 12 and first protruding 10 conductings, second contact 13 and second protruding 11 conductings, the 3rd contact 14 and second projection 11 disconnect, as shown in Figure 6, high-grade principal phase winding 17 and parafacies winding 19 are in running order, motor speed is accelerated gradually, when motor reaches certain rotating speed, in a kind of execution mode of the present utility model, this rotating speed is 940RPM～1140RPM, and sedimentator is opened, and compressing tablet stops the extruding to 16 of 15 of first compressed part and second compressed part, first contact 12 and first projection 10 are disconnected, second contact 13 and second projection 11 disconnect, the 3rd contact 14 and second protruding 11 conductings, at this moment, have only low-grade principal phase winding 18 in running order, motor enters stable low-speed running state.
In sum, bipolar double-speed motor of the present utility model only need be controlled the power supply of line attachment plate with wiring board, just can control machine operation in fast mode or low-speed mode, simple in structure, and circuit is easy to connect, cost is low, is convenient to realize motor at a high speed and the flexible switching between the low speed, and is more easy to utilize.
Claims (3)
1. bipolar double-speed motor wiring board, it is characterized in that: it comprises terminal board, be arranged at the public power end on the terminal board, the fast mode feeder ear, the low-speed mode feeder ear, first spring leaf that is electrically connected with the fast mode feeder ear, second spring leaf that is electrically connected with the low-speed mode feeder ear, first contact arm, second contact arm and the 3rd contact arm, described first spring leaf is provided with first projection, second spring leaf is provided with second projection, the first contact arm front end is provided with first contact, first contact is arranged at the first projection top, one end of the parafacies winding in the terminal stator with motor of first contact arm is connected, and the other end of parafacies winding is connected with the public power end; The second contact arm front end is provided with second contact, second contact is arranged at the second projection top, the end of second contact arm is connected with the fast mode feeder ear, one end of the high-grade principal phase winding in the stator of fast mode feeder ear and motor is connected, and the other end of high-grade principal phase winding is connected with the public power end; The 3rd contact arm front end is provided with the 3rd contact, and the 3rd contact is arranged at the second projection below, and the end of the 3rd contact arm is connected with an end of low-grade principal phase winding, and the other end of low-grade principal phase winding is connected with the public power end; Under free state, first projection does not all contact with second contact with first contact, second projection, second projection contacts with the 3rd contact, the first spring leaf front end be provided be used for be arranged on the rotor rotation axis on the compressing tablet of sedimentator contact first compress the position, second spring leaf, the first spring leaf front end be provided be used for contacting with the compressing tablet of described sedimentator second compress the position.
2. bipolar double-speed motor wiring board according to claim 1 is characterized in that: described public power end, fast mode feeder ear are connected with the fast mode switch by lead.
3. bipolar double-speed motor wiring board according to claim 1 is characterized in that: described public power end, low-speed mode feeder ear are connected with the low-speed mode switch by lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201155399U CN201717819U (en) | 2010-02-09 | 2010-02-09 | Circuit board for bipolar double-speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201155399U CN201717819U (en) | 2010-02-09 | 2010-02-09 | Circuit board for bipolar double-speed motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201717819U true CN201717819U (en) | 2011-01-19 |
Family
ID=43463827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201155399U Expired - Lifetime CN201717819U (en) | 2010-02-09 | 2010-02-09 | Circuit board for bipolar double-speed motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201717819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018188027A1 (en) * | 2017-04-13 | 2018-10-18 | 深圳市海浦蒙特科技有限公司 | Control method and control system for multi-speed multi-power electric motor |
| CN113241273A (en) * | 2021-04-30 | 2021-08-10 | 江苏优品电气有限公司 | Double-speed motor change-over switch |
-
2010
- 2010-02-09 CN CN2010201155399U patent/CN201717819U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018188027A1 (en) * | 2017-04-13 | 2018-10-18 | 深圳市海浦蒙特科技有限公司 | Control method and control system for multi-speed multi-power electric motor |
| CN113241273A (en) * | 2021-04-30 | 2021-08-10 | 江苏优品电气有限公司 | Double-speed motor change-over switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |
|
| CX01 | Expiry of patent term |