CN218526240U

CN218526240U - Dual-voltage motor circuit and fan motor using same

Info

Publication number: CN218526240U
Application number: CN202220822695.1U
Authority: CN
Inventors: 田杰
Original assignee: Foshan Yalian Electric Appliance Co ltd
Current assignee: Foshan Yalian Electric Appliance Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2023-02-24
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a fan motor of two voltage motor circuits and use it relates to fan motor technical field. The utility model discloses in, when two voltage motor circuit need insert the high voltage, the third wiring end is connected with first wiring end, and when the fourth wiring end is connected with the second wiring end, parallelly connected with the third resistance after first resistance and the second resistance are established ties. When the double-voltage motor circuit is connected with low voltage, the third terminal is connected with the fifth terminal, and when the fourth terminal is connected with the sixth terminal, the first resistor, the second resistor and the third resistor are connected in parallel. Through changing the wiring on the wiring board, just can realize adjusting out the resistance size of circuit to the different voltage in domestic foreign country of adaptation makes fan motor can be at domestic normal use, can improve fan motor's convenient to use nature again at foreign country normal use greatly, does benefit to exporting domestic fan electrical apparatus to foreign country, enlarges market share.

Description

Dual-voltage motor circuit and fan motor using same

Technical Field

The utility model relates to a fan motor technical field especially relates to a fan motor of two voltage motor circuits and applied it.

Background

The fan refers to a tool for cooling by generating wind in hot days. The electric fan is a device which is driven by electricity to generate air flow, and the fan arranged in the electric fan rotates after being electrified, and mechanical energy is converted into wind energy, so that natural wind is formed to achieve a cool effect. Because domestic voltage is 220V, and foreign domestic voltage is 110V or 127V, current fan motor can not both use at home normally, can use at foreign country normally again, and the use is inconvenient, and domestic fan is difficult to export foreign country, is unfavorable for expanding market share.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fan motor of two voltage motor circuits and applied it to solve above-mentioned technical problem.

In order to solve the technical problem, the utility model discloses a: a double-voltage motor circuit is applied to a fan motor and comprises a wiring board, a first resistor, a second resistor, a third resistor and a capacitor; the wiring board comprises a live wire terminal, a zero wire terminal, a first terminal, a second terminal, a third terminal, a fourth terminal, a fifth terminal and a sixth terminal; the live wire terminal is connected with the positive terminal of the first resistor, and the negative terminal of the first resistor is connected with the fourth terminal; the live wire terminal is connected with the positive end of the capacitor, the negative end of the capacitor is connected with the positive end of the third resistor, and the negative end of the third resistor is connected with the zero line terminal; the live terminal is connected with the fifth terminal; the third terminal is connected with the positive terminal of the second resistor, and the negative terminal of the second resistor is connected with the zero line terminal; the sixth wiring end is connected with the zero line wiring end, and the first wiring end is connected with the second wiring end; the third terminal is connected with the first terminal and the fifth terminal through a first conducting wire; and the fourth terminal is selectively connected with the second terminal and the sixth terminal through a second conducting wire.

As an optional embodiment, the protection device further includes a protector, the live wire terminal is connected to a positive terminal of the protector, and a negative terminal of the protector is connected to a positive terminal of the first resistor, a positive terminal of the capacitor, and the fifth terminal, respectively.

As an optional embodiment, the capacitance of the capacitor is 0.8uf to 120uf.

As an alternative embodiment, the rated voltage of the protector is 250V-350V, and the rated current is 2A-3A.

As an alternative embodiment, the first terminal, the second terminal, the third terminal, the fourth terminal, the fifth terminal and the sixth terminal are arranged in a 3-column and 2-row arrangement; the first terminal, the third terminal and the fifth terminal are arranged in the same row at intervals, the first terminal is arranged on one side of the third terminal, and the fifth terminal is arranged on the other side of the third terminal; the second terminal, the fourth terminal and the sixth terminal are arranged in the same row at intervals, the second terminal is arranged on one side, close to the first terminal, of the fourth terminal, and the sixth terminal is arranged on one side, close to the fifth terminal, of the fourth terminal.

The utility model discloses another aspect discloses a fan motor, including foretell two electric motor circuit.

Compared with the prior art, the embodiment of the utility model provides a following beneficial effect has:

when two voltage motor circuit need insert high voltage, at first, the third wiring end is connected with first wiring end through first wire, and the fourth wiring end is connected with the second wiring end through the second wire, then the live wire wiring end meets with the live wire, and the zero line wiring end meets with the zero line, realizes that the electric current divides two tunnel to flow: firstly, the current starts from a live wire terminal, sequentially flows through a first resistor, a fourth terminal, a second terminal, a first terminal and a second resistor and then reaches a zero line terminal; and secondly, the current starts from the live wire terminal, sequentially flows through the capacitor and the third resistor and then reaches the zero line terminal. When the third terminal is connected with the first terminal and the fourth terminal is connected with the second terminal, the first resistor and the second resistor are connected in series and then connected with the third resistor in parallel.

When the double-voltage motor circuit is connected with low voltage, the third terminal is connected with the fifth terminal through the first wire, the fourth terminal is connected with the sixth terminal through the second wire, then the live wire terminal is connected with the live wire, the zero line terminal is connected with the zero line, and the current is divided into three paths to flow: firstly, current starts from a live wire terminal, sequentially flows through a first resistor, a fourth terminal and a sixth terminal and then returns to a zero line terminal; secondly, the current starts from the live wire terminal, sequentially passes through a fifth terminal, a third terminal and a second resistor and then returns to the zero line terminal; and thirdly, the current starts from the live wire terminal, sequentially passes through the capacitor and the third resistor and then returns to the zero wire terminal. When the third terminal is connected with the fifth terminal and the fourth terminal is connected with the sixth terminal, the first resistor, the second resistor and the third resistor are connected in parallel.

It can be seen that the resistance of the circuit is greater in the first operating condition than in the second operating condition.

The utility model discloses an in the embodiment, through changing the wiring on the wiring board, just can realize adjusting out the resistance size of circuit to the different voltage in the domestic foreign country of adaptation makes fan motor can be at internal normal use, can improve fan motor's convenient to use nature greatly again at foreign normal use, does benefit to and exports domestic fan electrical apparatus to abroad, enlarges market share.

Drawings

Fig. 1 is a schematic circuit diagram of an embodiment of the present invention;

fig. 2 is a schematic circuit structure diagram of the present invention for accessing high voltage according to one embodiment;

fig. 3 is a schematic diagram of a circuit structure for accessing low voltage according to an embodiment of the present invention;

figure 4 is a schematic view of the terminal distribution of a terminal block according to one embodiment of the present invention;

in the drawings: the circuit comprises a 1-wiring board, a 11-live wire terminal, a 12-neutral wire terminal, a 13-first terminal, a 14-second terminal, a 15-third terminal, a 16-fourth terminal, a 17-fifth terminal, a 18-sixth terminal, a 2-first resistor, a 3-second resistor, a 4-third resistor, a 5-capacitor, a 6-protector, a 7-first wire and an 8-second wire.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

A dual-voltage motor circuit according to an embodiment of the present invention is described below with reference to fig. 1 to 4, and is applied to a fan motor, and includes a wiring board 1, a first resistor 2, a second resistor 3, a third resistor 4, and a capacitor 5; the terminal block 1 comprises a live terminal 11, a neutral terminal 12, a first terminal 13, a second terminal 14, a third terminal 15, a fourth terminal 16, a fifth terminal 17 and a sixth terminal 18; the live wire terminal 11 is connected with the positive terminal of the first resistor 2, and the negative terminal of the first resistor 2 is connected with the fourth terminal 16; the live wire terminal 11 is connected with the positive end of the capacitor 5, the negative end of the capacitor 5 is connected with the positive end of the third resistor 4, and the negative end of the third resistor 4 is connected with the zero wire terminal 12; the live terminal 11 is connected to the fifth terminal 17; the third terminal 15 is connected with the positive terminal of the second resistor 3, and the negative terminal of the second resistor 3 is connected with the zero line terminal 12; the sixth terminal 18 is connected with the neutral terminal 12, and the first terminal 13 is connected with the second terminal 14; the third terminal 15 is alternatively connected with the first terminal 13 and the fifth terminal 17 through the first conducting wire 7; the fourth terminal 16 is selectively connected to the second terminal 14 and the sixth terminal 18 via the second conductive line 8.

First, the embodiment of the present invention describes that the high voltage is domestic 220V household voltage, and the low voltage is foreign 127V household voltage. Specifically, the utility model provides a pair of two voltage motor circuit has two kinds of operating modes: as shown in fig. 2, when the dual-voltage motor circuit needs to be switched in high voltage, firstly, the third terminal 15 is connected with the first terminal 13 through the first wire 7, the fourth terminal 16 is connected with the second terminal 14 through the second wire 8, then the live wire terminal 11 is connected with the live wire, the null wire terminal 12 is connected with the null wire, and the current flows in two paths: firstly, current starts from a live wire terminal 11, sequentially flows through a first resistor 2, a fourth terminal 16, a second terminal 14, a first terminal 13 and a second resistor 3 and then reaches a zero wire terminal 12; secondly, the current starts from the live wire terminal 11, sequentially flows through the capacitor 5 and the third resistor 4 and then reaches the zero wire terminal 12. I.e. when third terminal 15 is connected to first terminal 13 and fourth terminal 16 is connected to second terminal 14, first resistor 2 and second resistor 3 are connected in series and then in parallel with third resistor 4.

Specifically, as shown in fig. 3, when the dual-voltage motor circuit is switched on at a low voltage, the third terminal 15 is connected to the fifth terminal 17 through the first wire 7, the fourth terminal 16 is connected to the sixth terminal 18 through the second wire 8, then the live wire terminal 11 is connected to the live wire, and the neutral wire terminal 12 is connected to the neutral wire, so that the current flows in three paths: firstly, current flows from a live wire terminal 11, sequentially flows through a first resistor 2, a fourth terminal 16 and a sixth terminal 18 and then returns to a zero wire terminal 12; secondly, the current starts from the live wire terminal 11, sequentially passes through the fifth terminal 17, the third terminal 15 and the second resistor 3 and then returns to the zero line terminal 12; and thirdly, the current starts from the live wire terminal 11, passes through the capacitor 5 and the third resistor 4 in sequence and then returns to the neutral wire terminal 12. That is, when the third terminal 15 is connected to the fifth terminal 17 and the fourth terminal 16 is connected to the sixth terminal 18, the first resistor 2, the second resistor 3, and the third resistor 4 are connected in parallel. It can be seen that the resistance of the circuit is greater in the first operating condition than in the second operating condition.

The embodiment of the utility model provides an in, through changing the wiring on the wiring board 1, just can realize adjusting out the resistance size of circuit to the different voltage in the domestic foreign country of adaptation makes fan motor can be at domestic normal use, can improve fan motor's convenient to use nature greatly again at foreign country normal use, does benefit to and exports domestic fan electrical apparatus to foreign country, enlarges market share.

Preferably, the protection device further comprises a protector 6, wherein the live wire terminal 11 is connected with the positive terminal of the protector 6, and the negative terminal of the protector 6 is respectively connected with the positive terminal of the first resistor 2, the positive terminal of the capacitor 5 and the fifth terminal 17. Specifically, in the present embodiment, the protector 6 is provided to protect the first resistor 2, the second resistor 3, the third resistor 4 and the capacitor 5 in the circuit, so as to avoid voltage and current overload from damaging the electrical appliances in the circuit. Specifically, the protector 6 may be an air protector 6 or a fuse.

Preferably, the capacitance of the capacitor 5 is 0.8uf to 120uf.

Preferably, the rated voltage of the protector 6 is 250V-350V, and the rated current is 2A-3A.

Preferably, the first terminal 13, the second terminal 14, the third terminal 15, the fourth terminal 16, the fifth terminal 17 and the sixth terminal 18 are arranged in 3 columns and 2 rows; the first terminals 13, the third terminals 15 and the fifth terminals 17 are arranged in the same row at intervals, the first terminals 13 are arranged on one side of the third terminals 15, and the fifth terminals 17 are arranged on the other side of the third terminals 15; the second terminal 14, the fourth terminal 16 and the sixth terminal 18 are arranged at intervals in the same row, the second terminal 14 is arranged on the side of the fourth terminal 16 close to the first terminal 13, and the sixth terminal 18 is arranged on the side of the fourth terminal 16 close to the fifth terminal 17. In the embodiment shown in fig. 4, by arranging the first terminal 13, the second terminal 14, the third terminal 15, the fourth terminal 16, the fifth terminal 17 and the sixth terminal 18 in the above order, in the first operating condition, the third terminal 15 and the fourth terminal 16 are respectively connected with the first terminal 13 and the second terminal 14 which are positioned on the same side, and in the second operating condition, the third terminal 15 and the fourth terminal 16 are respectively connected with the fifth terminal 17 and the sixth terminal 18 which are positioned on the same side, so that the orderly connection is facilitated, and the problem of wrong connection is effectively reduced.

The utility model also discloses a fan motor, including foretell two electric motor circuit. The embodiment of the utility model provides an in, through changing the wiring on the wiring board 1, just can realize adjusting out the resistance size of circuit to the different voltage in the domestic foreign country of adaptation makes fan motor can be at domestic normal use, can improve fan motor's convenient to use nature greatly again at foreign country normal use, does benefit to and exports domestic fan electrical apparatus to foreign country, enlarges market share.

Other configurations and operations of a dual voltage motor circuit and a fan motor using the same according to embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description herein, references to the description of the terms "embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a two voltage motor circuit, uses in fan motor which characterized in that: the circuit comprises a wiring board, a first resistor, a second resistor, a third resistor and a capacitor; the wiring board comprises a live wire terminal, a zero wire terminal, a first terminal, a second terminal, a third terminal, a fourth terminal, a fifth terminal and a sixth terminal;

the live wire terminal is connected with the positive terminal of the first resistor, and the negative terminal of the first resistor is connected with the fourth terminal;

the live wire terminal is connected with the positive end of the capacitor, the negative end of the capacitor is connected with the positive end of the third resistor, and the negative end of the third resistor is connected with the zero line terminal;

the live terminal is connected with the fifth terminal;

the third terminal is connected with the positive terminal of the second resistor, and the negative terminal of the second resistor is connected with the zero line terminal;

the sixth wiring end is connected with the zero line wiring end, and the first wiring end is connected with the second wiring end;

the third terminal is connected with the first terminal and the fifth terminal through a first conducting wire;

and the fourth terminal is selectively connected with the second terminal and the sixth terminal through a second conducting wire.

2. A dual voltage motor circuit according to claim 1, wherein: the protection circuit further comprises a protector, the live wire terminal is connected with the positive end of the protector, and the negative end of the protector is connected with the positive end of the first resistor, the positive end of the capacitor and the fifth terminal respectively.

3. A dual voltage motor circuit as claimed in claim 1, wherein: the capacitance of the capacitor is 0.8uf to 120uf.

4. A dual voltage motor circuit according to claim 2, wherein: the rated voltage of the protector is 250-350V, and the rated current is 2-3A.

5. A dual voltage motor circuit according to claim 1, wherein: the first terminal, the second terminal, the third terminal, the fourth terminal, the fifth terminal and the sixth terminal are arranged in 3 columns and 2 rows;

the first terminal, the third terminal and the fifth terminal are arranged in the same row at intervals, the first terminal is arranged on one side of the third terminal, and the fifth terminal is arranged on the other side of the third terminal;

the second terminal, the fourth terminal and the sixth terminal are arranged in the same row at intervals, the second terminal is arranged on one side, close to the first terminal, of the fourth terminal, and the sixth terminal is arranged on one side, close to the fifth terminal, of the fourth terminal.

6. A fan motor, characterized by: comprising a dual voltage motor circuit according to any of claims 1-5.