CN218997837U - Motor, contact terminal and clamping piece thereof - Google Patents
Motor, contact terminal and clamping piece thereof Download PDFInfo
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- CN218997837U CN218997837U CN202222470537.7U CN202222470537U CN218997837U CN 218997837 U CN218997837 U CN 218997837U CN 202222470537 U CN202222470537 U CN 202222470537U CN 218997837 U CN218997837 U CN 218997837U
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- contact terminal
- strip
- shaped contact
- motor
- clamping piece
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The utility model provides a motor, a contact terminal and a clamping piece thereof, comprising: a first elongated contact terminal, and a second elongated contact terminal; wherein the first elongated contact terminal has a width greater than the second elongated contact terminal; the first end of the first strip-shaped contact terminal is used for being connected with the positive electrode of the motor, and the first end of the second strip-shaped contact terminal is used for being connected with the negative electrode of the motor; the second end of the first strip-shaped contact terminal is used for being detachably and electrically connected with the first wire harness clamping piece, and the second end of the second strip-shaped contact terminal is used for being detachably and electrically connected with the second wire harness clamping piece. The problem of among the prior art motor probably appear with the positive negative pole reverse connection of power, lead to the unable normal operation of motor is solved.
Description
Technical Field
The utility model relates to the field of electric appliances, in particular to a motor, a contact terminal and a clamping piece thereof.
Background
The electrical connection mode of the motor in the current market is approximately as follows: the wire harness is welded with the motor electrode through a metal flux heating welding mode, so that the electrical connection function of the wire harness and the motor is realized;
this mode may have the condition that the polarity of the motor welds reversely, that is to say welds the positive pole of the motor and the negative pole of the pencil together, welds the negative pole of the motor and the positive pole of the pencil together, and it may appear that the motor is inoperable, and through metal solder heating butt fusion, there may be the problem that the welding is infirm and comes off.
In view of this, the present application is presented.
Disclosure of Invention
The utility model discloses a motor, a contact terminal and a clamping piece thereof, and aims to solve the problem that in the prior art, the motor can be reversely connected with the positive electrode and the negative electrode of a power supply, so that the motor cannot normally operate.
A first embodiment of the present utility model provides a contact terminal of an electric motor, including: a first elongated contact terminal, and a second elongated contact terminal;
wherein the first elongated contact terminal has a width greater than the second elongated contact terminal;
the first end of the first strip-shaped contact terminal is used for being connected with the positive electrode of the motor, and the first end of the second strip-shaped contact terminal is used for being connected with the negative electrode of the motor;
the second end of the first strip-shaped contact terminal is used for being detachably and electrically connected with the first wire harness clamping piece, and the second end of the second strip-shaped contact terminal is used for being detachably and electrically connected with the second wire harness clamping piece.
Preferably, the second end of the first elongated contact terminal is formed with a first opening, and the second end of the first elongated contact terminal is formed with a second opening.
Preferably, the first aperture is configured to cooperate with the projection of the first clamping member when the first elongated contact terminal is embedded in the first clamping member to limit the first elongated contact terminal from sliding out of the first clamping member;
the second aperture is configured to mate with the protrusion of the second clamping member when the second elongated contact terminal is embedded in the second clamping member to limit the second elongated contact terminal from sliding out of the second clamping member.
Preferably, the first opening is a circular opening and the second opening is a circular opening.
Preferably, the inclined portions are provided on both sides of the second end of the first elongated contact terminal, and the inclined portions are provided on both sides of the second end of the second elongated contact terminal.
A second embodiment of the present utility model provides a clip, including: a clamping groove part and a wire clamping part;
the clamping groove part is provided with a protrusion, and the protrusion is configured to limit the first strip-shaped contact terminal or the second strip-shaped contact terminal to move out when the first strip-shaped contact terminal or the second strip-shaped contact terminal is embedded;
the wire clamping part is used for clamping the wire harness.
Preferably, the protrusions are movable protrusions.
A third embodiment of the present utility model provides an electric motor including: the motor comprises a motor body, a first strip-shaped contact terminal, a second strip-shaped contact terminal, a first clamping piece and a second clamping piece;
the positive electrode of the motor body is electrically connected with the first clamping piece through the first strip-shaped contact terminal, and the negative electrode of the motor body is electrically connected with the second clamping piece through the second strip-shaped contact terminal;
the first strip-shaped contact terminal and the first clamping piece are detachably and electrically connected, and the second strip-shaped contact terminal and the second clamping piece are detachably and electrically connected.
According to the motor, the contact terminal and the clamping piece thereof, the first strip-shaped contact terminal is connected with the positive electrode of the motor body, the second strip-shaped contact terminal is connected with the negative electrode of the motor body, wherein the width of the first strip-shaped contact terminal is set to be larger than that of the second strip-shaped contact terminal, the first clamping piece matched with the first strip-shaped contact terminal is connected with the positive electrode of a power supply, and the second clamping piece matched with the first strip-shaped contact terminal is connected with the negative electrode of the power supply, so that the problem that the motor possibly has reverse connection with the positive electrode and the negative electrode of the power supply and cannot normally operate in the prior art is solved.
Drawings
Fig. 1 and 2 are schematic structural views of a motor body and a contact terminal provided by an embodiment of the present utility model;
fig. 3 and 4 are schematic structural diagrams of a clamping member according to an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the utility model discloses a motor, a contact terminal and a clamping piece thereof, which aim to solve the problem that in the prior art, the motor can be reversely connected with the positive electrode and the negative electrode of a power supply, so that the motor can not normally operate.
A first embodiment of the present utility model provides a contact terminal of an electric motor, including: a first elongated contact terminal 1 and a second elongated contact terminal 2;
wherein the width of the first strip-shaped contact terminal 1 is larger than that of the second strip-shaped contact terminal 2;
the first end of the first strip-shaped contact terminal 1 is used for being connected with the positive electrode of the motor body 3, and the first end of the second strip-shaped contact terminal is used for being connected with the negative electrode of the motor body 3;
the second end of the first strip-shaped contact terminal 1 is used for being detachably and electrically connected with the first wire harness clamping piece, and the second end of the second strip-shaped contact terminal is used for being detachably and electrically connected with the second wire harness clamping piece.
The inventors found that when the dc motor is connected to the dc power supply, the motor may not operate normally due to a problem of reverse welding of the motor polarity when the motor polarity and the wire harness are welded.
In this embodiment, the first strip-shaped contact terminal 1 is connected to the positive electrode of the motor body, the second strip-shaped contact terminal is connected to the negative electrode of the motor body, wherein the width of the first strip-shaped contact terminal 1 is set to be larger than that of the second strip-shaped contact terminal 2, the first strip-shaped contact terminal is connected to the positive electrode of the power supply through a first clamping piece matched with the first strip-shaped contact terminal, the second strip-shaped contact terminal is connected to the negative electrode of the power supply through a second clamping piece matched with the first strip-shaped contact terminal, the width of the clamping piece and the size of the strip-shaped contact terminal are mutually matched, and when an installation operator installs the strip-shaped contact terminal, the positive electrode and the negative electrode can be quickly determined, so that the problem that the motor cannot normally run due to the reverse connection of the positive electrode and the negative electrode of the power supply during installation is effectively avoided.
In one possible embodiment of the present utility model, the second end of the first elongated contact terminal 1 is formed with a first opening 11, and the second end of the first elongated contact terminal 1 is formed with a second opening 21.
It should be noted that the first opening 11 may be a circular opening, and the second opening 21 may be a circular opening, and in other embodiments, may be a square opening or another opening, which is not specifically limited herein, but all the solutions are within the scope of the present utility model.
Referring to fig. 3 and 4, in one possible embodiment of the present utility model, the first opening 11 is configured to cooperate with the protrusion 41 of the first clamping member to limit the first elongated contact terminal 1 from sliding out of the first clamping member when the first elongated contact terminal 1 is embedded in the first clamping member;
the second aperture 21 is configured to mate with the projection 41 of the second clamping member when the second elongated contact terminal is embedded in the second clamping member to limit the second elongated contact terminal from sliding out of the second clamping member.
It should be noted that, when the elongated contact terminal is embedded in the clamping member, the protrusion 41 of the clamping member will be pressed, and the elongated contact terminal continues to move in the clamping member until the second end of the elongated contact terminal is in mansion connection with the end of the clamping member, at this time, the protrusion 41 is restored, so as to limit the elongated contact terminal from falling off from the clamping member, thereby solving the problem that in the prior art, the elongated contact terminal may fall off due to unstable welding.
In one possible embodiment of the present utility model, the second ends of the first elongated contact terminals 1 are provided with inclined portions on both sides thereof, and the second ends of the second elongated contact terminals are provided with inclined portions on both sides thereof.
With continued reference to fig. 1 and fig. 2, the inclined portions are disposed at two sides of the second end portion of the elongated contact terminal, so that the elongated contact terminal can be quickly embedded into the clamping member when a worker installs the elongated contact terminal.
With continued reference to fig. 3 and 4, a second embodiment of the present utility model provides a fastening device, including: a clamping groove part 4 and a wire clamping part 5;
the clamping groove part 4 is provided with a protrusion 41, and the protrusion 41 is configured to limit the first strip-shaped contact terminal 1 or the second strip-shaped contact terminal 2 to move out when the first strip-shaped contact terminal 1 or the second strip-shaped contact terminal 2 is embedded;
the wire clamping part 5 is used for clamping the wire harness.
The clamping groove 4 is used for sliding in the strip-shaped contact terminal, wherein the protrusion 41 is a movable protrusion 41, and the movable protrusion can recover at the opening of the strip-shaped contact terminal after being pressed by the strip-shaped contact terminal so as to limit the strip-shaped contact terminal from falling off.
With continued reference to fig. 1 to 4, a third embodiment of the present utility model provides an electric machine, including: the motor comprises a motor body 3, a first strip-shaped contact terminal 1, a second strip-shaped contact terminal, a first clamping piece and a second clamping piece;
the positive electrode of the motor body is electrically connected with the first clamping piece through the first strip-shaped contact terminal 1, and the negative electrode of the motor body is electrically connected with the second clamping piece through the second strip-shaped contact terminal;
the first strip-shaped contact terminal 1 is detachably and electrically connected with the first clamping piece, and the second strip-shaped contact terminal is detachably and electrically connected with the second clamping piece.
According to the motor, the contact terminal and the clamping piece thereof provided by the utility model, the first strip-shaped contact terminal 1 is connected with the positive electrode of the motor body, and the second strip-shaped contact terminal is connected with the negative electrode of the motor body, wherein the width of the first strip-shaped contact terminal 1 is set to be larger than that of the second strip-shaped contact terminal 2, the first clamping piece matched with the first strip-shaped contact terminal is connected with the positive electrode of a power supply, and the second clamping piece matched with the first clamping piece is connected with the negative electrode of the power supply, so that the problem that the motor possibly is reversely connected with the positive electrode and the negative electrode of the power supply in the prior art, and the motor cannot normally run is solved.
The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model.
Claims (8)
1. A contact terminal of an electric machine, comprising: a first elongated contact terminal, and a second elongated contact terminal;
wherein the first elongated contact terminal has a width greater than the second elongated contact terminal;
the first end of the first strip-shaped contact terminal is used for being connected with the positive electrode of the motor, and the first end of the second strip-shaped contact terminal is used for being connected with the negative electrode of the motor;
the second end of the first strip-shaped contact terminal is used for being detachably and electrically connected with the first wire harness clamping piece, and the second end of the second strip-shaped contact terminal is used for being detachably and electrically connected with the second wire harness clamping piece.
2. The contact terminal of claim 1, wherein the first elongated contact terminal has a first opening formed at a second end thereof and a second opening formed at a second end thereof.
3. A contact terminal for an electrical machine according to claim 2, wherein,
the first aperture is configured to cooperate with the protrusion of the first harness clip when the first elongated contact terminal is embedded in the first harness clip to limit the first elongated contact terminal from sliding out of the first harness clip;
the second aperture is configured to cooperate with the protrusion of the second wire harness clip when the second elongated contact terminal is embedded in the second wire harness clip to limit sliding of the second elongated contact terminal from within the second wire harness clip.
4. The electrical machine contact terminal of claim 2, wherein the first opening is a circular opening and the second opening is a circular opening.
5. The contact terminal of claim 2, wherein the first elongated contact terminal is provided with inclined portions on both sides of the second end, and the second elongated contact terminal is provided with inclined portions on both sides of the second end.
6. A clip, comprising: a clamping groove part and a wire clamping part;
the clamping groove part is provided with a bulge, and the bulge is configured to limit the first strip-shaped contact terminal or the second strip-shaped contact terminal to move out when the first strip-shaped contact terminal or the second strip-shaped contact terminal is embedded;
the wire clamping part is used for clamping the wire harness.
7. The fastener of claim 6, wherein said projection is a movable projection.
8. An electric machine, comprising: the motor comprises a motor body, a first strip-shaped contact terminal, a second strip-shaped contact terminal, a first clamping piece and a second clamping piece;
the positive electrode of the motor body is electrically connected with the first clamping piece through the first strip-shaped contact terminal, and the negative electrode of the motor body is electrically connected with the second clamping piece through the second strip-shaped contact terminal;
the first strip-shaped contact terminal and the first clamping piece are detachably and electrically connected, and the second strip-shaped contact terminal and the second clamping piece are detachably and electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222470537.7U CN218997837U (en) | 2022-09-19 | 2022-09-19 | Motor, contact terminal and clamping piece thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222470537.7U CN218997837U (en) | 2022-09-19 | 2022-09-19 | Motor, contact terminal and clamping piece thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218997837U true CN218997837U (en) | 2023-05-09 |
Family
ID=86220038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222470537.7U Active CN218997837U (en) | 2022-09-19 | 2022-09-19 | Motor, contact terminal and clamping piece thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218997837U (en) |
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2022
- 2022-09-19 CN CN202222470537.7U patent/CN218997837U/en active Active
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