CN210142933U - Binding post and have its motor - Google Patents

Abstract

The utility model relates to a binding post and have its motor. This binding post includes: the first connecting part is provided with an accommodating cavity for accommodating the contact pin; the second connecting portion, the second connecting portion sets up with first connecting portion an organic whole, and the second connecting portion can fixed motor wire and be connected with motor wire is electrically conductive. The utility model discloses binding post, first connecting portion can hold the contact pin, insert the chamber back that holds of first connecting portion when the contact pin, binding post can with around the enameled wire conductive connection on the contact pin, second connecting portion can fix the motor wire and be connected with motor wire is electrically conductive, after motor wire is connected with second connecting portion are electrically conductive, motor wire can be connected with enameled wire is electrically conductive, therefore, binding post can replace the circuit board to realize being connected of enameled wire and motor wire, compare in the circuit board, binding post's cost will be much lower, can solve the problem that the cost is high that the use circuit board is connected enameled wire and motor wire and is brought from this.

Description

Binding post and have its motor

Technical Field

The utility model relates to the technical field of motors, concretely relates to binding post and have its motor.

Background

In the related art, an enameled wire in a stator winding of a motor needs to be connected with a motor lead so as to electrify a winding coil. Referring to fig. 1, an existing connection mode between an enameled wire and a motor wire is that the enameled wire 300 ' is wound around a contact pin 400 ', a circuit board 600 ' is sleeved on the contact pin 400 ', the motor wire 200 ' is connected to a wiring hole on the circuit board 600 ' and is welded and fixed by solder 700 ', and the motor wire 200 ' and the contact pin 400 ' are also connected by solder so that the motor wire 200 ' and the enameled wire 300 ' are conducted. The problem that exists of above-mentioned connected mode is that, circuit board 600 'is with high costs, therefore utilizes circuit board 600' to realize the cost increase of motor that is made with the connection of enameled wire and motor wire, and then has caused certain hindrance to the popularization and the application of motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the cost of the connection mode of the existing enameled wire and the motor wire is high. The purpose is realized by the following technical scheme:

the utility model discloses a first aspect provides a binding post, is made by conducting material, binding post includes: the first connecting part is provided with an accommodating cavity for accommodating a contact pin; the second connecting portion with first connecting portion an organic whole sets up, the second connecting portion can fixed motor wire and with motor wire conductive connection.

According to the utility model discloses binding post, make by conductive material, its first connecting portion can hold the contact pin, insert the chamber back that holds of first connecting portion when the contact pin, binding post can be connected with the enameled wire around on the contact pin is electrically conductive, and simultaneously, binding post's second connecting portion can fixed motor wire and be connected with motor wire is electrically conductive, after motor wire is connected with second connecting portion is electrically conductive, motor wire can be connected with enameled wire is electrically conductive, therefore, binding post can replace the circuit board to realize being connected of enameled wire and motor wire, compare in the circuit board, binding post's cost will be much lower, can solve from this and use the circuit board to connect the problem that enameled wire and motor wire brought are costly.

In addition, according to the utility model discloses binding post, still can have following additional technical characterstic:

in some embodiments of the present invention, the first connecting portion is a connecting sleeve, and a hollow portion of the connecting sleeve forms the accommodating cavity.

In some embodiments of the present invention, the cross-section of the connecting sleeve is square or circular.

In some embodiments of the present invention, the connecting sleeve is of a winding structure and can be opened under the action of external force at the contact position of the head and the tail.

The utility model discloses an in some embodiments be equipped with one or more arch on the inner wall of adapter sleeve the arch is a plurality of under the circumstances, and is a plurality of the arch centers on the axis of adapter sleeve is interval distribution.

The utility model discloses an in some embodiments, the arch is in the ascending extension length of direction of height of adapter sleeve is greater than half of the height of adapter sleeve, the height of adapter sleeve means the adapter sleeve is at the ascending size of self axis direction.

The utility model discloses an in some embodiments be equipped with on the lateral wall of adapter sleeve along the recess that the direction of height of adapter sleeve extends, the recess intercommunication the outside of adapter sleeve with hold the chamber.

The utility model discloses an in some embodiments, the recess is in the ascending extension length of direction of height does half of the height of adapter sleeve, the height of adapter sleeve means the adapter sleeve is at the ascending size of self axis direction.

In some embodiments of the present invention, the one end of the connecting sleeve is formed with an expansion portion extending toward an axis direction away from the connecting sleeve.

In some embodiments of the present invention, the second connecting portion includes a first rivet piece, and the first rivet piece can be fixed with the metal core of the motor wire in a clamping manner.

In some embodiments of the present invention, the second connecting portion further includes a second rivet piece, and the second rivet piece can be fixed to the portion of the motor wire having the insulating sheath in a clamping manner.

In some embodiments of the present invention, the second connecting portion is disposed on one side of the connecting sleeve, and the second connecting portion and the connecting portion of the connecting sleeve are formed with a reinforcing structure.

A second aspect of the present invention provides a motor, including: a motor lead; enamelled wires; the enameled wire is wound on the contact pin; in the connecting terminal in any embodiment, the contact pin is connected with the motor lead through the connecting terminal.

According to the utility model discloses motor to binding post realizes being connected of enameled wire and motor wire, compares in the mode that utilizes the high circuit board of cost to realize that enameled wire and motor wire are connected, can show the manufacturing cost who reduces the motor.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Like reference numerals refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic view of a connection structure of a conventional enamel-covered wire and a motor lead;

fig. 2 is a schematic structural diagram of a connection terminal according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a connection terminal according to an embodiment of the present invention at another viewing angle;

fig. 4 is a schematic view of the connection terminal according to the embodiment of the present invention in a use state (before the first connection portion is inserted into the contact pin);

fig. 5 is a schematic view of a connection terminal according to an embodiment of the present invention in a use state.

The reference symbols in the drawings denote the following:

200' is a motor lead;

300': enamelled wires;

400': inserting a pin;

600': a circuit board;

700': soldering tin;

100: a wiring terminal;

10: first connection portion, 101: projection, 102: groove, 103: an expansion section;

20: second connection portion, 201: first rivet piece, 202: second rivet piece, 203: a reinforcing structure;

200: a motor lead;

210: metal core, 220: an insulating skin;

300: enamelled wires;

400: inserting a pin;

500: and a pin base.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 5, an embodiment of the first aspect of the present invention provides a connection terminal 100, which is made of a conductive material (e.g., a metal conductive material such as copper or aluminum), the connection terminal 100 includes a first connection portion 10 and a second connection portion 20, wherein the first connection portion 10 has a receiving cavity for receiving a contact pin 400, the second connection portion 20 is integrally disposed with the first connection portion 10, and the second connection portion 20 can fix a motor wire 200 and is electrically connected to the motor wire 200.

According to the utility model discloses binding post 100, make by conductive material, its first connecting portion 10 can hold contact pin 400, insert behind the chamber that holds of first connecting portion 10 when contact pin 400, binding post 100 can with around the enameled wire 300 on contact pin 400 conductive connection, and simultaneously, binding post 100's second connecting portion 20 can fixed motor wire 200 and with motor wire 200 conductive connection, after motor wire 200 and second connecting portion 20 conductive connection, motor wire 200 can be with enameled wire 300 conductive connection, therefore, binding post 100 can replace the circuit board to realize being connected of enameled wire 300 and motor wire 200, compare in the circuit board, binding post 100's cost will be much lower, can solve the problem that the cost is high that uses circuit board to connect enameled wire 300 and motor wire 200 to bring from this.

The utility model discloses an in some embodiments, first connecting portion 10 is the adapter sleeve, and the cavity formation of adapter sleeve holds the chamber, adopts the adapter sleeve as first connecting portion 100, and the adapter sleeve can be inserted comparatively conveniently to contact pin 400, so, is favorable to improving the connection efficiency between contact pin 400 and the first connecting portion 10. It is easily understood that, in order to enable the pin 400 and the first connection portion 100 to be stably connected, after the pin 400 is inserted into the connection sleeve, the top of the first connection portion 100 needs to be dipped with tin, so that the firm and reliable conductive connection among the first connection portion 10, the pin 400, and the enamel wire 300 can be ensured.

In other embodiments of the present invention, the first connecting portion 10 may also be a connecting cylinder with one closed end and one open end, the hollow structure of the connecting cylinder forms a containing cavity, and the contact pin 400 may be inserted into the first connecting portion 10 from the open end. After the pin 400 is inserted into the connector barrel, molten solder may be dropped into the barrel from the open end of the connector barrel to form a secure and reliable conductive connection between the pin 400 and the connector barrel.

In some embodiments of the present invention, the cross section of the connecting sleeve may be square, circular or other shapes as long as it can enclose into the accommodating cavity.

The utility model discloses an in some embodiments, the adapter sleeve can open under the exogenic action for winding structure and end to end contact department, under this condition, can increase the volume that holds the chamber through making the open mode of adapter sleeve, can adapt to the condition that contact pin 400 is than thick from this.

The utility model discloses an in some embodiments, be equipped with one or more arch 101 on the inner wall of adapter sleeve, the effect of arch 101 is the clearance that reduces between the inner wall of contact pin 400 and adapter sleeve, and under protruding highly suitable circumstances, contact pin 400 can insert the adapter sleeve and be in the state of contact or semi-contact with arch 101, and at this moment, arch 101 can form certain frictional force to contact pin 400, makes contact pin 400 be difficult to slip out from holding the chamber before fixed through soldering tin and adapter sleeve.

Further, in the case that there are a plurality of protrusions 101, the plurality of protrusions 101 are spaced around the axis of the connecting sleeve, and the specific distribution may depend on the number of the protrusions 101, for example, when there are two protrusions 101, two protrusions 101 may be disposed oppositely, thereby, two protrusions 101 may be utilized to form a certain clamping effect on the pin 400, when there are three protrusions 101, two of three protrusions 101 may be disposed oppositely, and the third protrusion 101 may be disposed at equal intervals with two protrusions 101 disposed oppositely.

In some embodiments of the utility model, protruding 101 is greater than half of the height of adapter sleeve in the ascending extension length of direction of height of adapter sleeve, and the height of adapter sleeve is the size of adapter sleeve in self axis direction, can make contact pin 400 be the atress even in certain length range from this, avoids contact pin 400 to take place the incline or crooked because of the atress inequality.

The utility model discloses an in some embodiments, be equipped with the recess 102 that extends along the direction of height of adapter sleeve on the lateral wall of adapter sleeve, recess 102 intercommunication adapter sleeve outside with hold the chamber, recess 101's effect makes things convenient for the inside that fused soldering tin got into the adapter sleeve, makes contact pin 400 combine well with the adapter sleeve.

In some embodiments of the utility model, the extension length of recess 102 in the direction of height of adapter sleeve is about half of the height of adapter sleeve, and the height of adapter sleeve is the size of adapter sleeve in self axis direction, from this, can guarantee that the adapter sleeve probably has half length to pass through soldering tin with contact pin 400 and combine, and then strengthens contact pin 400 and adapter sleeve's connection steadiness.

The utility model discloses an in some embodiments, the one end of adapter sleeve is formed with the expansion portion 103 that extends to the axis direction of keeping away from the adapter sleeve, and the setting of expansion portion 103 can make contact pin 400 get into more easily and hold the chamber, and in addition, the existence of expansion portion 103 can make and have great distance between the tip edge of contact pin 400 and adapter sleeve to can avoid contact pin 400 to insert the in-process of adapter sleeve on it winding enameled wire 300 is scraped absolutely by the tip of adapter sleeve.

In some embodiments of the present invention, the second connecting portion 20 includes a first rivet 201, and the first rivet 201 can be fixed to the metal core 210 of the motor wire 200 in a clamping manner. It will be readily understood that the first rivet segment 201 can be deformed by an external force, such as a person applied to it by pliers, to clamp the metal core 210.

In some embodiments of the present invention, the second connecting portion 20 may further include a second rivet sheet 202, and the second rivet sheet 202 may be fixed to the portion of the motor wire 200 having the insulating sheath 220 in a clamping manner. The second rivet 202 is arranged to further improve the connection stability between the second connecting portion 20 and the motor lead 200, wherein the first rivet 201 is connected to the metal core 210, so as to ensure the conductive connection between the connection terminal 100 and the motor lead 200, and the second rivet 202 is fixed to the portion of the motor lead 200 having the insulating sheath 220, so as to form a stable physical connection between the second connecting portion 20 and the motor lead 200.

In some embodiments of the present invention, the second connecting portion 20 is disposed on one side of the connecting sleeve, and the reinforcing structure 203 is formed at the connecting portion of the second connecting portion 20 and the connecting sleeve, so that the reinforcing structure 203 can improve the structural strength of the connecting terminal 100, and the connecting portion of the second connecting portion 20 and the first connecting portion 10 is prevented from breaking.

Further, the reinforcing structure 203 may be a reinforcing rib disposed between the second connecting portion 20 and the connecting sleeve, or a connecting portion of the second connecting portion 20 and the connecting sleeve may extend for a section along a height direction of the connecting sleeve, so as to form the reinforcing structure.

The embodiment of the second aspect of the utility model provides a motor, it includes motor wire 200, enameled wire 300, contact pin 400 and binding post 100 in any of the above-mentioned embodiments, wherein, enameled wire 300 is around establishing on contact pin 400, and contact pin 400 and motor wire 200 pass through binding post 100 and connect.

According to the utility model discloses motor to binding post 100 realizes being connected of enameled wire 300 and motor wire 200, compares in the mode that utilizes the high circuit board of cost to realize that enameled wire 300 and motor wire 200 are connected, can show the manufacturing cost who reduces the motor.

Further, the other end of the pin 400 is mounted on the pin base 500, the pin base 500 is fixed to a fixing portion of the motor, and the pin base 500 is used to fix the pin 400, so that the pin 400 is stably mounted on the motor.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (13)

1. A terminal block made of a conductive material, the terminal block comprising:

the first connecting part is provided with an accommodating cavity for accommodating a contact pin;

the second connecting portion with first connecting portion an organic whole sets up, the second connecting portion can fixed motor wire and with motor wire conductive connection.

2. The connection terminal according to claim 1, wherein the first connection portion is a connection sleeve, and a hollow portion of the connection sleeve forms the receiving cavity.

3. A terminal according to claim 2, wherein the cross-section of the connecting sleeve is square or circular.

4. The connecting terminal according to claim 2 or 3, wherein the connecting sleeve is of a winding structure, and the head-to-tail contact part can be opened under the action of external force.

5. A connecting terminal according to claim 2 or 3, wherein one or more protrusions are provided on the inner wall of the connecting sleeve, and in the case of a plurality of protrusions, the plurality of protrusions are spaced around the axis of the connecting sleeve.

6. A connecting terminal according to claim 5, characterized in that the extension length of the protrusion in the height direction of the connecting sleeve is greater than half of the height of the connecting sleeve, and the height of the connecting sleeve refers to the dimension of the connecting sleeve in the direction of the axis of the connecting sleeve.

7. The connection terminal according to claim 2 or 3, wherein a groove extending in a height direction of the connection sleeve is provided on a side wall of the connection sleeve, the groove communicating an outside of the connection sleeve with the accommodation chamber.

8. The connecting terminal according to claim 7, wherein the extension length of the groove in the height direction is half of the height of the connecting sleeve, and the height of the connecting sleeve refers to the dimension of the connecting sleeve in the axis direction.

9. A terminal block according to claim 2 or 3, wherein one end of the connecting sleeve is formed with an expanded portion extending in a direction away from the axis of the connecting sleeve.

10. A terminal according to any one of claims 1 to 3, wherein the second connecting portion comprises a first rivet, which is fixable in a clamping manner with a metal core of the motor wire.

11. The connection terminal according to claim 10, wherein the second connection portion further includes a second rivet that is fixable with the portion of the motor wire having the insulating sheath in a clamping manner.

12. A connection terminal according to claim 2 or 3, wherein the second connection portion is provided at one side of the connection sleeve, and a reinforcing structure is formed at a connection portion of the second connection portion and the connection sleeve.

13. An electric machine, comprising:

a motor lead;

enamelled wires;

the enameled wire is wound on the contact pin;

the connection terminal according to any one of claims 1 to 12, the contact pin and the motor lead being connected by the connection terminal.

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