CN220510302U - Connector for motor - Google Patents

Abstract

The utility model provides a connector for a motor, which relates to the technical field of connectors, has simple structural design and convenient assembly, and has stable electric conduction performance when in use, and comprises the following components: an insulating housing and a plurality of conductive terminals; the insulating shell comprises a shell body and an upper cover, wherein the shell body comprises an upper end part and a lower end part which are vertically connected, and the upper cover is detachably buckled at the top of the upper end part; the conductive terminal is in an L-shaped structure and is formed by connecting a wiring part and an inserting part; the wiring part is arranged in the upper end part, the inserting piece part is inserted into the lower end part through the inserting hole, and the inserting piece part is connected with the pins in the connecting seat when the lower end part is matched with the connecting seat; the wiring part is exposed at the top of the upper end part, an avoidance space is formed in the upper cover, which is close to the wiring part, and the avoidance space is used for allowing an external wire terminal to pass through; an avoidance groove is formed in the outer side wall of the lower end part, close to the inserting piece part, and is used for avoiding the outgoing line of the stator; a pressing block is correspondingly arranged above each wiring part in the upper cover, and the pressing blocks press the wiring parts on the upper end parts.

Description

Connector for motor

Technical Field

The utility model relates to the technical field of connectors, in particular to a connector for a motor.

Background

An electric machine is a rotary electric machine that converts electrical energy into mechanical energy. The motor generally consists of two parts, namely a motor stator and a motor rotor; the motor stator mainly comprises a stator core, a winding and an insulating framework; the insulating framework is an injection molding piece which is arranged at two ends of the stator core and has a wire passing design. In the prior art, connectors for electrical connection are integrated on the insulating frame of some motor stators. Some connectors in the prior art include a housing provided with a jack and a conductive terminal inserted into the jack, wherein the edge of the conductive terminal is provided with a protruding thorn, and the positioning of the conductive terminal is realized through the close fit between the protruding thorn and the wall of the jack, however, the problem existing in the practical use of the structure is that: the positioning effect of the conductive terminal is general, and the problem of looseness easily occurs when the conductive terminal is used, so that the electric conduction performance is affected.

Disclosure of Invention

The connector for the motor provided by the utility model has the advantages of reasonable structural design, convenience in assembly, reliability in positioning and mounting of the conductive terminal and stable electrical conductivity in use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a connector for a motor, comprising: an insulating housing and a plurality of conductive terminals disposed within the insulating housing at intervals;

the insulation shell comprises a shell body and an upper cover, wherein the shell body comprises an upper end part and a lower end part which are vertically connected, the upper cover is detachably buckled at the top of the upper end part, and the lower end part is connected with a connecting seat on an insulation framework of the motor;

the conductive terminal is of an L-shaped structure and is formed by connecting a wiring part and an inserting part; the wiring part is arranged in the upper end part, the inserting piece part is inserted into the lower end part through an inserting hole, and the inserting piece part is connected with the pins in the connecting seat when the lower end part is matched with the connecting seat;

the wiring part is exposed at the top of the upper end part, an avoidance space is formed at one end of the upper cover, which is close to the wiring part, and the avoidance space is used for allowing an external wire end to pass through; an avoidance groove is formed in the outer side wall of the lower end part, close to the inserting piece part, and is used for avoiding the outgoing line of the stator;

and a pressing block is correspondingly arranged above each wiring part in the upper cover, and the wiring parts are pressed on the upper end parts by the pressing blocks.

In some embodiments, a hollow plugging cavity is formed inside the lower end part of the shell at the plugging piece part, the plugging cavity is suitable for being sleeved with the plugging part on the connecting seat, and the plugging piece part stretches into the plugging cavity to be plugged with the pins.

In some embodiments, the avoidance groove penetrates through the bottom of the outer side wall of the lower end to form a downward opening groove, a bump is arranged on the connecting seat, a wire passing groove is arranged on the bump, when the plug cavity and the plug part are sleeved, the avoidance groove is clamped on the bump, and the avoidance groove is communicated with the wire passing groove so as to allow the stator outgoing wires to pass through.

In some embodiments, a plurality of slots which are isolated from each other are arranged in the plug-in part, the pins are arranged in each slot, the lower end part of the shell is sleeved on the plug-in part, and a plurality of plug-in parts are inserted into a plurality of slots in a one-to-one correspondence manner to be matched with the pins in a plug-in manner.

In some embodiments, the upper end of the housing is divided into a plurality of compartments by a partition plate, and the plurality of wiring parts are arranged in the plurality of compartments in a one-to-one correspondence.

In some embodiments, a first isolation plate is arranged between two adjacent wiring parts in the upper end part of the shell, a second isolation plate corresponding to the first isolation plate is arranged in the upper cover, and when the upper cover is buckled on the upper end part of the shell, the first isolation plate and the second isolation plate are abutted to form the partition plate.

In some embodiments, a first elastic buckle is provided on the upper end of the housing, a first bayonet is provided on the upper cover, and when the upper cover is buckled on the upper end of the housing, the first elastic buckle is buckled in the first bayonet.

In some embodiments, a guide ramp is provided on the first resilient clasp.

In some embodiments, a second bayonet is provided on the outer side wall of the lower end, a second elastic buckle is provided on the connecting seat, and when the lower end is clamped and mounted on the connecting seat, the second elastic buckle is buckled in the second bayonet.

Specifically, the wiring part of the conductive terminal is arranged in the upper end part of the shell and is exposed at the top of the upper end part, the upper cover is detachably buckled at the top of the upper end part, and an avoidance space is formed at one end of the upper cover, which is close to the wiring part, so that when wiring, the wire end of an external electric wire is connected with the wiring part of the conductive terminal, then the inserting piece part is inserted into the shell, then the upper cover is buckled on the upper end part, and the wiring part is pressed on the upper end part through the pressing block; when in use, the upper end and the lower end of the connector are connected with the connecting seat in a matched way, so that the inserting piece part is inserted with the pins (the pins are connected with the outgoing lines of the stator) to realize electric connection, the operation mode is simple, and the assembly is convenient; further in order to guarantee the reliability of conductive terminal installation, correspond in the upper cover and be equipped with the briquetting above each wiring portion, the briquetting compress tightly wiring portion in on the upper end to guarantee the steadiness of conductive terminal installation, and then guarantee the electric conductivity ability when using.

Based on the structure, the connector for the motor provided by the utility model has the advantages of simple structure, simple, convenient and quick installation mode, simple, convenient and quick wiring mode and process, and is beneficial to improving the installation efficiency of the connector for the motor.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a connector provided in an embodiment of the present utility model mounted on an insulating framework of a motor;

fig. 2 is a schematic structural diagram of a connector according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a split structure of a connector according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the connector of FIG. 2 from another perspective;

fig. 5 is a schematic view of the upper cover of the connector in fig. 1.

Reference numerals

100-a connector for a motor; 1-an insulating housing; 11-a housing; 111-upper end of the housing; 1111-a first separator; 1112-a support plate; 1113-a first elastic clasp; a-guiding inclined plane; 112-a lower end of the housing; 1121-an avoidance groove; 1122-a plug lumen; 1123-a second bayonet; 113-compartment; 12-an upper cover; 121-an avoidance space of the upper cover; 122-a second separator; 123-briquetting; 124-a first bayonet; 2-conductive terminals; 21-a wiring part; 22 insert sheet parts; 200-connecting seats; 201-bump; 2011-a wire passing groove; 202-a plug-in part; 2021-slot; 203-a second elastic buckle; 1000-motor insulation skeleton.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly. In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a connector 100 for a motor. As shown in fig. 1 to 4, the device comprises: an insulating housing 1 and a plurality of conductive terminals 2 arranged at intervals in the insulating housing 1; wherein, the insulating housing 1 comprises a shell 11 and an upper cover 12, the shell 11 comprises an upper end 111 and a lower end 112 which are vertically connected, the upper cover 12 is detachably buckled on the top of the upper end 111, and the lower end 112 is detachably arranged on a connecting seat 200 of the motor insulating framework 1000; the conductive terminal 2 is in an L-shaped structure and is formed by connecting a wiring part 21 and an inserting piece part 22; the wiring portion 21 is disposed in the upper end portion 111, the insert portion 22 is inserted into the lower end portion 112 through an insertion hole, and when the lower end portion 112 is mated with the connection base 200, the insert portion 22 is connected with pins (not shown in the figure, preferably, a spring structure is disposed on the pins, and the insert portion 22 is contacted to achieve conduction through the spring structure), and the stator lead-out wires are electrically connected with the pins; the wiring part 21 is exposed at the top of the upper end 111, an avoidance space 121 is formed at one end of the upper cover 12 near the wiring part 21, and the avoidance space 121 is used for allowing an external electric wire terminal to pass through; an avoidance groove 1121 is formed in the outer side wall of the lower end 112 near the insert part 22, and the avoidance groove 1121 is used for avoiding the stator outgoing line, so as to prevent interference with the stator outgoing line when the lower end 112 is matched with the connection seat 200.

In some embodiments, as shown in fig. 5, in order to ensure the reliability of the installation of the conductive terminal 2, a pressing block 123 is disposed in the upper cover 12 above each of the connection portions 21, and the pressing block 123 presses the connection portions 21 onto the upper end 111, so as to ensure the stability of the installation of the conductive terminal 2, and further ensure the electrical conductivity during use.

As shown in fig. 1 to 4, the connector 100 for a motor is used for connection with an external wire terminal, for example, the conductive terminal 2 of the connector 100 for a motor and the external wire terminal may be crimped together. Specifically, the plurality of conductive terminals 2 are electrically connected to the plurality of external wire terminals in a one-to-one correspondence manner, and in this embodiment, three conductive terminals 2 are illustrated.

Specifically, as shown in fig. 1 to 4, the connection part 21 of the conductive terminal 2 is disposed in the upper end 111 of the housing 11 and is exposed at the top of the upper end 111, the upper cover 12 is detachably fastened at the top of the upper end 111, and an avoidance space 121 is formed at one end of the upper cover 12 near the connection part 21, so that, when the wire is connected, the wire end of the external wire is connected with the connection part 21 of the conductive terminal 2, then the plug part 22 is plugged into the housing 11, then the upper cover 12 is fastened on the upper end 111, and the connection part 21 is pressed on the upper end 111 by the pressing block 123; when in use, the upper end and the lower end of the connector are connected with the connecting seat 200 in a matched way, so that the inserting piece part 22 is inserted with the pins (the pins are connected with the stator outgoing lines), thereby realizing the electric connection between the external electric wire and the stator outgoing lines, and the operation mode is simple and the assembly is convenient.

Based on this, the connector 100 for the motor provided by the utility model has a simple structure, a simple, convenient and quick installation mode, a simple, convenient and quick wiring mode and process, and is beneficial to improving the installation efficiency of the connector 100 for the motor.

In some embodiments, as shown in fig. 1 to 4, the avoidance slot 1121 is provided with a plurality of avoidance slots, so that different stator lead wires can pass through different avoidance slots 1121.

In some embodiments, as shown in fig. 1-4, a hollow plugging cavity 1122 is formed in the lower end 112 of the housing 11 at the plugging piece portion 22, the plugging cavity 1122 is adapted to be sleeved with the plugging portion 202 on the connection base 200, and the plugging piece portion 22 extends into the plugging cavity 1122 to plug with a pin, so that the lower end 112 of the housing 11 and the connection base 200 can form a reliable connection.

In some embodiments, as shown in fig. 1 to 4, the avoidance groove 1121 penetrates through the bottom of the outer sidewall of the lower end 112 to form a downward opening groove, a bump 201 is provided on the connection seat 200, a wire passing groove 2011 is provided on the bump 201, when the socket cavity 1122 forms a socket with the socket portion 202, the avoidance groove 1121 is clamped on the bump 201, and the avoidance groove 1121 and the wire passing groove 2011 are communicated for the stator outgoing wire to pass through. Specifically, when the connector 100 for motor is mounted on the connection base 200, the stator lead wire connected to the lower end 112 is placed in the wire passing groove 2011, and then when the lower end 112 is mounted on the connection base 200, the avoiding groove 1121 is engaged with the protrusion 201. The avoidance groove 1121 is set to be an open groove, the avoidance groove 1121 not only can be used as a channel for the wire end of the stator outgoing wire to pass through, but also can be used as a clamping structure for clamping the connection seat 200, so that the structure is simple and practical, and the structural stability is improved. Meanwhile, as shown in fig. 2, the avoidance grooves 1121 are provided with a plurality of protrusions 201, and the protrusions are in one-to-one correspondence with each other, so that the avoidance grooves 1121 also play a role in alignment, so that the alignment is more accurate in the process of clamping and installing the lower end 112 on the connecting seat 200.

In some embodiments, a plurality of slots 2021 are disposed in the plugging portion 202, the pins are disposed in each slot 2021, the lower end 112 of the housing 11 is plugged onto the plugging portion 202, and the plurality of plug portions 22 are plugged into the plurality of slots 2021 in a one-to-one correspondence to be plugged with the pins. First, the insertion cavity 1122 is configured as a hollow structure, the insertion cavity 1122 provides an accommodating space for the insertion portion 202, and the connection stability can be increased by matching the insertion cavity 1122 with the insertion portion 202, so that the structure is compact, simple and practical. A plurality of spaced slots 2021 are provided for each pin, enabling effective spacing of adjacent pins for increased insulation. In addition, the pins are disposed in the slots 2021, so as to protect the pins, and the insert portions 22 are inserted into the slots 2021, so that the insert portions 22 are prevented from being collided by other components, and good electrical conductivity is ensured.

In some embodiments, as shown in fig. 1 to 4, the upper end 111 of the housing 11 is divided into a plurality of compartments 113 by a partition plate, and a plurality of the wire connection parts 21 are disposed in the plurality of compartments 113 in a one-to-one correspondence, such that the wire connection parts 21 are positioned in the compartments 113 to space adjacent two of the wire connection parts 21, thereby increasing the creepage distance.

Further, in some embodiments, as shown in fig. 1 to 4, a first isolation plate 1111 is disposed between two adjacent wire connection portions 21 in the upper end portion 111 of the housing 11, a second isolation plate 122 corresponding to the first isolation plate 1111 is disposed in the upper cover 12, and when the upper cover 12 is snapped onto the upper end portion 111 of the housing 11, the first isolation plate 1111 and the second isolation plate 122 abut to form the above-mentioned partition, so that two adjacent wire connection portions 21 may be further spaced apart, thereby increasing the creepage distance.

A support plate 1112 for supporting the wiring portion 21 upward is provided at the bottom of the housing compartment 113; when the upper cover 12 is snapped onto the upper end 111 of the housing 11, the wire connection portion 21 is pressed between the pressing block 123 and the support plate 1112, and the insertion hole is provided at one end of the support plate 1112. This makes the contact between the wiring portion 21 and the upper cover 12 and the housing 11 more compact, thereby making the assembly between the conductive terminal 2 and the insulating housing 1 more compact, and ensuring the reliability of the installation of the conductive terminal 2.

In some embodiments, as shown in fig. 1 to 4, a first elastic buckle 1113 is provided on the upper end 111 of the housing 11, a first bayonet 124 is provided on the upper cover 12, and when the upper cover 12 is snapped onto the upper end 111 of the housing 11, the first elastic buckle 1113 is snapped into the first bayonet 124. When the upper cover 12 is covered on the upper end 111 of the housing 11, the edge of the first bayonet 124 of the upper cover 12 is abutted against the first elastic buckle 1113, then the upper cover 12 is pressed downward with force, the first elastic buckle 1113 is extruded to deform and then pass through the first bayonet 124, the first elastic buckle 1113 passes through the first bayonet 124 and then deforms and recovers, the first elastic buckle 1113 is buckled in the first bayonet 124, and the upper cover 12 is covered on the upper end 111 of the housing 11.

In some embodiments, as shown in fig. 1-4, a guiding ramp a is provided on the first resilient clasp 1113. This prevents the first elastic buckle 1113 from getting stuck or sliding out of order when passing through the first bayonet 124.

In some embodiments, as shown in fig. 1 to 4, a second bayonet 1123 is provided on the outer sidewall of the lower end 112, a second elastic buckle 203 is provided on the connection base 200, and when the lower end 112 is mounted on the connection base 200 in a clamping manner, the second elastic buckle 203 is clamped in the second bayonet 1123. When the connector 100 for motor is mounted on the connecting seat 200, the insertion cavity 1122 is aligned with the insertion portion 202 of the connecting seat 200, then the edge of the second bayonet 1123 is abutted against the second elastic buckle 203, then the connector 100 for motor is pressed downward, the second elastic buckle 203 is pressed to deform and then pass through the second bayonet 1123, the second elastic buckle 203 passes through the second bayonet 1123 and then deforms and returns, the second elastic buckle 203 is buckled in the second bayonet 1123, and the lower end 112 of the housing 11 is inserted and sleeved on the insertion portion 202.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims (9)

1. A connector for an electric motor, comprising: an insulating housing and a plurality of conductive terminals disposed within the insulating housing at intervals;

the motor insulation framework is characterized in that the insulation shell comprises a shell body and an upper cover, the shell body comprises an upper end part and a lower end part which are vertically connected, the upper cover is detachably buckled on the top of the upper end part, and the lower end part is connected with a connecting seat on the motor insulation framework;

the conductive terminal is of an L-shaped structure and is formed by connecting a wiring part and an inserting part; the wiring part is arranged in the upper end part, the inserting piece part is inserted into the lower end part through an inserting hole, and the inserting piece part is connected with the pins in the connecting seat when the lower end part is matched with the connecting seat;

the wiring part is exposed at the top of the upper end part, an avoidance space is formed at one end of the upper cover, which is close to the wiring part, and the avoidance space is used for allowing an external wire end to pass through; an avoidance groove is formed in the outer side wall of the lower end part, close to the inserting piece part, and is used for avoiding the outgoing line of the stator;

and a pressing block is correspondingly arranged above each wiring part in the upper cover, and the wiring parts are pressed on the upper end parts by the pressing blocks.

2. The connector for electric motor according to claim 1, wherein a hollow insertion cavity is formed inside the lower end portion of the housing at the insertion piece portion, the insertion cavity is adapted to be engaged with the insertion portion on the connection base, and the insertion piece portion extends into the insertion cavity to be inserted with the pin.

3. The connector for motor according to claim 2, wherein the avoidance groove penetrates through the bottom of the outer side wall of the lower end portion to form a downward opening groove, a bump is arranged on the connecting seat, a wire passing groove is arranged on the bump, when the plugging cavity and the plugging portion are sleeved, the avoidance groove is clamped on the bump, and the avoidance groove and the wire passing groove are communicated for the stator outgoing wire to pass through.

4. The connector for motor according to claim 3, wherein a plurality of slots are provided in the insertion portion, each of the slots being provided with the pins, the lower end portion of the housing being inserted in the insertion portion, and the plurality of insertion portions being inserted in the plurality of slots in one-to-one correspondence to be inserted with the pins.

5. The connector for motor according to claim 4, wherein the upper end portion of the housing is partitioned into a plurality of compartments by a partition plate, and the plurality of wiring portions are provided in the plurality of compartments in one-to-one correspondence.

6. The connector for a motor according to claim 5, wherein a first partition plate is provided between two adjacent wire connection portions in an upper end portion of the housing, a second partition plate corresponding to the first partition plate is provided in the upper cover, and the first partition plate and the second partition plate abut against each other to constitute the partition plate when the upper cover is snapped onto the upper end portion of the housing.

7. The connector for a motor according to claim 1, wherein a first elastic buckle is provided on an upper end portion of the housing, a first bayonet is provided on the upper cover, and the first elastic buckle is engaged in the first bayonet when the upper cover is engaged on the upper end portion of the housing.

8. The connector for motor according to claim 7, wherein a guide slope is provided on the first elastic buckle.

9. The connector for motor according to claim 1, wherein a second bayonet is provided on an outer side wall of the lower end portion, a second elastic buckle is provided on the connection base, and the second elastic buckle is snapped into the second bayonet when the lower end portion is snapped onto the connection base.