CN115249915B - Connector assembly and motor - Google Patents

Abstract

The invention provides a connector assembly and a motor. The connector assembly includes a first connector and a second connector, the first connector includes a first body and two first sealing rings, a first boss is formed on one side of the first body, and a Two first annular grooves, two first sealing rings are correspondingly arranged in the two first annular grooves; the second connector includes a second body, a second sealing ring and a locking assembly, one side of the second body A first groove is formed, a second boss is formed on the other side, the second boss is formed with a first wire passing hole, the second sealing ring is embedded in the first wire passing hole, and the locking assembly is covered by the first wire passing hole. Two bosses; two first sealing rings are fixed by interference fit with the side wall of the first groove; the locking assembly includes a lock ring and a cover ring, the lock ring is sleeved on the front end of the second boss, and the lock ring is used for fixing The lead wire is covered by the locking ring and detachably connected with the rear end of the second boss. The invention provides a connector assembly with high reliability.

Description

Connector components and motors

technical field

The invention relates to the technical field of motors, in particular to a connector assembly and a motor.

Background technique

At present, the structure of the connector on the existing motor is simple and the reliability is poor. The motor is electrically connected to the external device through the connector on the motor. Stability problems affect the use of the motor.

Contents of the invention

The main purpose of the present invention is to provide a connector assembly, aiming at improving the reliability of the connector assembly.

In order to achieve the above object, the present invention proposes a connector assembly, comprising:

The first connector includes a first body and two first sealing rings, a first boss is formed on one side of the first body, and two first bosses are formed at intervals around the circumference of the first boss. An annular groove, the two first sealing rings are correspondingly arranged in the two first annular grooves; and

The second connector includes a second body, a second sealing ring and a locking assembly, a first groove is formed on one side of the second body, and a second boss is formed on the other side, and the second boss A first wire passing hole communicating with the first groove is formed, the second sealing ring is embedded in the first wire passing hole and abuts against the inner wall of the first wire passing hole, the The locking assembly covers the second boss and is provided with a second wire hole communicating with the first wire hole;

Wherein, the first connector is detachably connected to the second connector, and the first boss is inserted into the first groove so that the first terminal in the first body is connected to the The second terminal in the second body is electrically connected, and the two first sealing rings are adapted to be deformed and fixed with the side wall of the first groove by interference fit; the locking assembly includes a locking ring and Cover ring, the lock ring is sleeved on the front end of the second boss, the lock ring is used to fix the wire, the cover ring covers the lock ring and is connected with the rear end of the second boss Detachable connection.

In one embodiment, the lock ring includes a ring body and a plurality of locking pieces, the plurality of locking pieces are sequentially arranged at intervals along the circumference of the ring body, the locking piece includes a locking piece and a locking portion, the One end of the locking piece is connected to the ring body, and the other end is connected to the locking part. The ring body is sleeved on the second boss and fixed with an interference fit with the second boss. The locking part Abutting against the second boss and the second sealing ring, the locking portion is used to lock and fix the wire in the second sealing ring.

In one embodiment, the locking portion includes a first side, a second side and a third side connected in sequence, the first side is connected to the locking piece, and the first side has an opposite A first end and a second end are provided, the first end is connected to the second side, the second end is connected to the third side, and the second side is connected to the second side The first end connected to the first side extends toward the other locking portion spaced apart from the second end, the length of the second side is greater than the length of the first side, so that A pointed portion is formed at the junction of the second side and the third side, and the pointed portion faces the other locking portion and is spaced therefrom.

In one embodiment, a locking groove is formed between adjacent locking pieces, and one end of the locking piece is flush with the third side to form a first groove wall of the locking groove. The locking groove has a second groove wall opposite to the first groove wall, and the extension direction of the second groove wall is the same as that of the second side.

In one embodiment, a second groove is formed on the upper surface of the second boss, the bottom of the second groove partially forms the first wire passing hole, and the second sealing ring is arranged on the In the second groove, one end of the second sealing ring abuts against the bottom of the second groove, and the other end is flush with the upper surface of the second boss, and the lock ring is sleeved on the second boss and abut against the upper surface of the second boss and the second sealing ring.

In one embodiment, the second boss includes a connecting ring and a plurality of fixing pieces, and the plurality of fixing pieces are sequentially arranged at intervals along the circumference of the connecting ring, and the bottom of the second groove is arranged on the In the connecting ring, a guiding part is provided on the outer wall of the end of the fixing piece away from the connecting ring, and the guiding part is used to guide the lock ring.

In one embodiment, the first body includes a first insulating base and a plurality of first terminals, the first insulating base is provided with a plurality of first installation holes, and the plurality of first terminals are correspondingly plugged into Placed in a plurality of the first installation holes, the first terminal includes a first base, a first clamping portion and a first connecting portion provided on the first base, and the first connecting portion is connected to the first connecting portion. The second terminal is clamped, the first clamping part has a first clamping platform and a first accommodation groove, and the first clamping platform is arranged between the first connecting part and the first accommodation groove , the first card platform is fixed in the first installation hole.

In one embodiment, the second body includes a shell, a second insulating seat and a plurality of second terminals, the first groove is provided on the shell, and the second insulating seat is detachably installed In the first groove, the second insulating base is provided with a plurality of second mounting holes and a plurality of second accommodating grooves communicating with the plurality of second mounting holes one by one, each of the A post is provided in the accommodating groove, and a plurality of the second terminals are correspondingly inserted into the plurality of the second installation holes, and the second terminals include a second base and a second base provided on the second base. Two card stands, the second base is inserted into the second installation hole, the second card stand is arranged in the second accommodation groove and hooked on the card post.

In one embodiment, the second connector further includes a third sealing ring, the third sealing ring fits on the second body and is located in the notch of the first groove, the third The sealing ring is provided with a perforation, the hole wall of the perforation is arranged flush with the groove wall of the first groove, and the third sealing ring is engaged with the second body.

The present invention also proposes a motor, which includes a casing and the above-mentioned connector assembly, the connector assembly is arranged on the casing and is detachably connected to the casing. The connector assembly includes a first connector and a second connector, the first connector includes a first body and two first sealing rings, a first boss is formed on one side of the first body, and the first A boss is formed with two first annular grooves arranged at intervals around its circumference, and the two first sealing rings are correspondingly arranged in the two first annular grooves; the second connector includes a second body , a second sealing ring and a locking assembly, a first groove is formed on one side of the second body, and a second boss is formed on the other side, and the second boss is formed with the first groove connected first wire passing hole, the second sealing ring is embedded in the first wire passing hole and abuts against the inner wall of the first wire passing hole, and the locking component covers the first wire passing hole Two bosses are provided with a second wire passage hole communicating with the first wire passage hole; wherein, the first connector is detachably connected to the second connector, and the first boss is connected to the first wire passage hole. The first groove is plugged and connected, so that the first terminal in the first body is electrically connected to the second terminal in the second body, and the two first sealing rings are suitable for being deformed to connect with the second terminal. The side wall of the first groove is fixed by interference fit; the locking assembly includes a lock ring and a cover ring, the lock ring is sleeved on the front end of the second boss, and the lock ring is used to fix the wire, The cover ring covers the locking ring and is detachably connected to the rear end of the second boss.

The connector assembly of the present invention includes a first connector and a second connector, the first connector includes a first body and two first sealing rings, a first boss is formed on one side of the first body, and the second connector It includes a second body, a second sealing ring and a locking assembly. A first groove is formed on one side of the second body, and the first boss is inserted into the first groove so that the first terminal in the first body It is electrically connected with the second terminal in the second body, and the two first sealing rings are suitable for interference fit and fixing with the side wall of the first groove through deformation. In this way, the first connector and the second connector The gap of the electrical connection part of the connector is double waterproof sealed, and the effect of the double waterproof seal is reliable, avoiding the occurrence of water entering the electrical connection part of the connector assembly and affecting the use of the motor, and improving the reliability of the connector assembly; and, the first The other side of the two bodies is formed with a second boss, the second boss is formed with a first wire hole communicating with the first groove, and the second sealing ring is embedded in the first wire hole and connected to the first wire hole. The inner wall of the wire hole abuts, the first wire hole is used for accommodating the wire, and the second sealing ring is used to cover the wire and seal the gap between the wire and the first wire hole to prevent water from passing through. The situation that the wire passing hole enters the second connector occurs, which improves the reliability of the second connector; the locking component covers the second boss and is provided with a second wire passing hole communicating with the first wire passing hole, In order to enable the wire to pass through the first wire hole and the second wire hole to be connected to an external device, the locking assembly includes a lock ring and a cover ring, the lock ring is sleeved on the front end of the second boss, and the lock ring is used for fixing The wire avoids the situation where the wire is loose at the first wire hole and causes unstable signal transmission, and improves the stability of the electrical connection between the connector assembly and the external device. The cover ring covers the lock ring and connects with the second protrusion The rear end of the platform is detachably connected, which facilitates the assembly and disassembly of the second sealing ring and the lock ring, which is conducive to improving the installation efficiency; the first connector and the second connector are detachably connected, so that the first connector and the The second connector performs assembly and disassembly, thereby facilitating electrical connection and separation of the motor and external devices.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained according to the structures shown in these drawings without creative effort.

1 is a schematic structural view of an embodiment of a connector assembly of the present invention;

Fig. 2 is a structural schematic diagram of another perspective of the structure in Fig. 1;

Fig. 3 is a partial structural schematic diagram of the first connector in Fig. 1;

Fig. 4 is a structural schematic diagram after the structure decomposition in Fig. 3;

Fig. 5 is a schematic cross-sectional view of the structure in Fig. 3;

FIG. 6 is a schematic structural diagram of the first terminal in FIG. 4;

FIG. 7 is a schematic structural diagram of the second connector in FIG. 2;

Fig. 8 is a structural schematic diagram after the structure decomposition in Fig. 7;

Fig. 9 is a schematic structural view of the lock ring in Fig. 8;

Fig. 10 is a schematic structural view of the second insulating seat in Fig. 8;

FIG. 11 is a schematic structural diagram of the second terminal in FIG. 8 .

Explanation of reference numbers:

The realization of the purpose, function and advantages of the present invention will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the present invention, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). If the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second" and so on in the embodiments of the present invention, the descriptions of "first", "second" and so on are only for descriptive purposes, and should not be interpreted as indicating or implying Its relative importance or implicitly indicates the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , nor within the scope of protection required by the present invention.

The invention provides a connector assembly and a motor comprising the connector assembly.

Referring to Fig. 1 to Fig. 4, Fig. 7 and Fig. 8, in an embodiment of the connector assembly of the present invention, the connector assembly includes a first connector 10 and a second connector 11, and the first connector 10 includes a first The main body 100 and two first sealing rings 200, a first boss 111 is formed on one side of the first main body 100, and two first annular recesses arranged at intervals are formed on the first boss 111 around its circumference. Groove 1111, the two first sealing rings 200 are correspondingly arranged in the two first annular grooves 1111; the second connector 11 includes a second body 500, a second sealing ring 600 and a locking assembly 700, the One side of the second body 500 is formed with a first groove 511, and the other side is formed with a second boss 512, and the second boss 512 is formed with a first crossing line communicating with the first groove 511. hole, the second sealing ring 600 is embedded in the first wire passing hole and abuts against the inner wall of the first wire passing hole, and the locking component 700 covers the second boss 512 And there is a second wire hole communicating with the first wire hole; the first connector 10 is detachably connected to the second connector 11, and the first boss 111 is connected to the first The groove 511 is inserted and connected so that the first terminal 120 in the first body 100 is electrically connected to the second terminal 530 in the second body 500, and the two first sealing rings 200 are suitable for passing through deformation and interference fit with the side wall of the first groove 511; the locking assembly 700 includes a locking ring 710 and a cover ring 720 (as shown in FIG. 8 ); The front end of the second boss 512 is used for fixing the wire, and the cover ring 720 covers the lock ring 710 and is detachably connected to the rear end of the second boss 512 .

It can be understood that the first connector 10 and the second connector 11 can be detachably connected through a screw structure, or can be detachably connected through a buckle structure, and the first connector 10 can be installed on the casing of the motor to be connected with Mechanism electrical connections inside the enclosure. A third boss 113 is formed on the side of the first body 100 facing away from the first boss 111. The first body 100 is provided with a third groove around the peripheral wall of the third boss 113. The first connector 10 also includes a third boss 113. Four sealing rings 300, the fourth sealing ring 300 is located in the third groove, the third boss 113 is suitable for inserting on the casing of the motor, and the fourth sealing ring 300 is used to connect the casing and the first body 100 The gap between them is sealed, thereby preventing water from entering the casing and the first body 100 , so that the reliability of the first connector 10 is improved, thereby improving the reliability of the connector assembly. The first sealing ring 200, the second sealing ring 600 and the fourth sealing ring 300 can all be made of silicone material.

Further, the first terminal 120 and the second terminal 530 are made of conductive material, the first terminal 120 has a first connection part 123 and a first connection part 534, and the second terminal 530 has a second connection part 533 and a second connection part 534, the first connection part 123 is used to electrically connect to the second connection part 533, the first connection part 534 is used to connect to the first wire, so that the first terminal 120 can be electrically connected to the motor through the first wire, and the second wire The part 534 is used to connect with the second wire, so that the second terminal 530 can be electrically connected with the external device through the second wire, and the first terminal 120 is electrically connected with the second terminal 530, so that the electrical connection between the motor and the external device can be realized .

In the prior art, the diameter of the second wire is usually smaller than the aperture of the second wire hole of the cover ring 720, so as to facilitate the installation of the second wire, and the second wire only passes through the first wire hole and the second wire hole. The hole limit cannot completely ensure that it does not shake in the second body 500. During actual use, it will be found that the signal transmission between the motor and the external device is unstable, but the second wire is caused by the work of the motor Shaking is hard to spot. In order to avoid this situation, this solution is provided with a locking assembly 700, the locking assembly 700 includes a locking ring 710 and a cover ring 720, the first wire passing hole and the second wire passing hole are used for accommodating the second wire, the second wire passing hole The second sealing ring 600 is sleeved on the second wire to seal the first wire passing hole and prevent water from entering the second body 500 from the first wire passing hole; The two wires are fixed to prevent the second wire from shaking in the second body 500, and then the cover ring 720 is covered on the second boss 512 of the second body 500 to fix the lock ring 710 and the second wire, Such an arrangement avoids unstable signal transmission caused by the second wire shaking in the second connector 11 when the motor is working, and improves the reliability of the connector assembly.

The connector assembly of the present invention includes a first connector 10 and a second connector 11. The first connector 10 includes a first body 100 and two first sealing rings 200. One side of the first body 100 is formed with a first protrusion. Platform 111, the second connector 11 includes a second body 500, a second sealing ring 600 and a locking assembly 700, a first groove 511 is formed on one side of the second body 500, the first boss 111 and the first groove 511 plugged connection, so that the first terminal 120 in the first body 100 is electrically connected with the second terminal 530 in the second body 500, and the two first sealing rings 200 are suitable for being deformed into the first groove 511 The side wall of the side wall is fixed by interference fit, so that the gap between the electrical connection part of the first connector 10 and the second connector 11 is double waterproof sealed, the effect of the double waterproof seal is reliable, and water is prevented from entering the connector assembly. The electrical connection part affects the use of the motor, which improves the reliability of the connector assembly; and, the other side of the second body 500 is formed with a second boss 512, and the second boss 512 is formed with the first groove. 511 connected to the first wire passing hole, the second sealing ring 600 is embedded in the first wire passing hole and abuts against the inner wall of the first wire passing hole, the first wire passing hole is used to accommodate the wire, and the second sealing ring 600 The ring 600 is used to cover the wire and waterproof the gap between the wire and the first wire-passing hole, avoiding the occurrence of water entering the second connector 11 through the wire-passing hole, and improving the performance of the second connector 11. reliability; the locking assembly 700 covers the second boss 512 and is provided with a second wire hole communicating with the first wire hole, so that the wire can pass through the first wire hole and the second wire hole For connection with external devices, the locking assembly 700 includes a locking ring 710 and a cover ring 720. The locking ring 710 is sleeved on the front end of the second boss 512. The locking ring 710 is used to fix the wires and prevent the wires from entering the first wire hole. The signal transmission is unstable due to looseness at the position, which improves the stability of the electrical connection between the connector assembly and the external device. The cover ring 720 covers the lock ring 710 and is detachably connected to the rear end of the second boss 512. Furthermore, it is convenient to assemble and disassemble the second sealing ring 600 and the lock ring 710, which is beneficial to improve the installation efficiency; the first connector 10 is detachably connected to the second connector 11, so that the first connector 10 and the second The device 11 is assembled and disassembled, thereby facilitating the electrical connection and separation of the motor and external devices.

Referring to FIGS. 2 to 4 , in one embodiment, the first connector 10 further includes a connection nut 400 integrally formed with the first body 100 . Correspondingly, the second connector 11 also includes a connecting screw 900 (as shown in FIG. 8 ), the second body 500 is provided with a fixing hole, and the connecting screw 900 can pass through the fixing hole and thread the connecting nut 400 of the first connector 10 connected, so that the second connector 11 can be stably installed on the second connector 11 . The connecting nut 400 and the first body 100 can be integrally formed by injection molding.

In one embodiment, the number of connecting nuts 400 may be one or more. In this embodiment, the number of connecting nuts 400 is two, and the two connecting nuts 400 are arranged on opposite sides of the first boss 111. Correspondingly, the fixing holes are also arranged on the opposite sides of the first groove 511. In this way, two connecting screws 900 and two connecting nuts 400 can be used to connect the first boss 111 and the first groove in the first groove 511. The terminal 120 and the second terminal 530 are locked and fixed to prevent the electrical connection between the first terminal 120 and the second terminal 530 from loosening, thereby improving the stability of the second connector 11 installed on the first connector 10 .

Please refer to Fig. 3 and Fig. 8, in one embodiment, the first body 100 is provided with a protrusion 114, the second body 500 is provided with a recess 513, the connecting nut 400 is disposed in the protrusion 114, and the fixing hole is disposed in the recess 513, when assembling the first connector 10 and the second connector 11, the protrusion 114 is accommodated in the recess 513, so as to quickly install the second connector 11 on the first connector 10, thereby facilitating Improve installation efficiency.

Referring to FIG. 7 to FIG. 9 , in one embodiment, the lock ring 710 includes a ring body 711 and a plurality of locking pieces 712 , and the plurality of locking pieces 712 are sequentially arranged at intervals along the circumference of the ring body 711 , The locking piece 712 includes a locking piece 713 and a locking portion 714, one end of the locking piece 713 is connected to the ring body 711, and the other end is connected to the locking portion 714, and the ring body 711 is sleeved on the second The second boss 512 is fixed with interference fit with the second boss 512, the locking part 714 abuts against the second boss 512 and the second sealing ring 600, and the locking part 714 is used for The wires in the second sealing ring 600 are locked and fixed.

It can be understood that the locking ring 710 is made of plastic material, and the outer contour of the locking ring 710 can be set in a square shape, or in a circular shape, or in other shapes, which is not specifically limited. In this embodiment, the outer contour of the locking ring 710 is set in a circular shape, that is, the ring body 711 is a circular ring, and a plurality of locking pieces 712 are enclosed to form a circular ring, which is suitable for accommodating wires with a circular outer contour. . The inner wall of the ring body 711 is in interference fit with the outer wall of the second boss 512 , so that the ring body 711 can be sleeved on the second boss 512 stably. A plurality of locking pieces 712 are sequentially arranged at intervals. When the second wire is swaying in the second connector 11, the second wire presses part of the locking piece 712, and the locking part 714 of the partial locking piece 712 will move outward due to the force of the plastic. , in order to counteract the extrusion force of the second wire shaking in the lock ring 710, the locking piece 713 and the locking part 714 have a buffering effect, and the locking part 714 abuts against the second boss 512 and the second sealing ring 600, avoiding the first If the second sealing ring 600 shakes in the first wire passing hole, the locking part 714 is used to lock and fix the second wire in the second sealing ring 600 to prevent the second wire from shaking in the second connector 11 . Thus, the reliability of the second connector 11 is improved.

8 and 9, in one embodiment, the locking part 714 includes a first side 7141, a second side 7142 and a third side 7143 connected in sequence, the first side 7141 is connected to the third side 7141 The locking piece 713 is connected, the first side 7141 has a first end and a second end opposite to each other, the first end is connected to the second side 7142, and the second end is connected to the second side 7142. The third side 7143 is connected, and the second side 7142 extends from the first end connected to the first side 7141 toward another locking portion 714 spaced apart from the second end. , the length of the second side 7142 is greater than the length of the first side 7141, so that the junction of the second side 7142 and the third side 7143 forms a pointed portion 7144, the pointed The portion 7144 faces and is spaced apart from the other locking portion 714 .

It can be understood that the outer contour of the locking part 714 is arranged in a triangular shape, and the pointed part 7144 faces and is spaced apart from the other locking part 714, so that the pointed part 7144 can abut and fix the second wire. Multiple locking parts 714 The plurality of pointed parts 7144 can fix the peripheral wall of the second wire in a card-point manner, that is, fix multiple areas on the peripheral wall of the second wire in all directions. In this way, no matter how the second wire shakes in any direction, the lock The plurality of locking portions 714 of the ring 710 can all fix the second wire, thereby ensuring the stability of the second wire fixed by the lock ring 710 .

In one embodiment, the second side 7142 includes an arc segment 7145 and a straight segment 7146, one end of the straight segment 7146 is connected to the first end, the other end is connected to the arc segment 7145, and the other end of the arc segment 7145 is connected to the first end. The third side 7143 is connected. Such setting, that is, the junction of the arc section 7145 and the third side 7143 forms a sharp part 7144, and the arc section 7145 is conducive to closely fitting with the surrounding wall of the second conducting wire that is similar to a circle, thereby reducing the contact between the second conducting wire and the third side 7143. The gap between the locking parts 714 enables the locking parts 714 to stably fix the second wire, which improves the reliability of the locking ring 710; and the straight line segment 7146 facilitates processing and reduces the processing difficulty of the locking part 714.

Please refer to FIG. 9 , in one embodiment, a locking slot 715 is formed between adjacent locking pieces 712 , and one end of the locking piece 713 is flush with the third side 7143 to form the locking The first groove wall of the groove 715, the locking groove 715 has a second groove wall opposite to the first groove wall, the extension direction of the second groove wall is the same as the extension direction of the second side 7142 . In this way, an angle is formed between the extending direction of the locking groove 715 and the center of the locking ring 710 , and the extending direction of the locking groove 715 is not toward the center of the locking ring 710 . The lock ring 710 is sleeved on the second wire and fixes the second wire. When the second wire shakes in the lock ring 710, part of the second wire squeezes the locking part 714 and is stuck in the locking groove 715. At this time The third side 7143 and the tip 7144 are offset from the extension direction of the locking groove 715 to the center of the lock ring 710, so that the locking groove 715 can clamp the second wire, and the third side 7143 and the tip 7144 are toward the lock ring The center offset of 710 avoids the situation that the second wire deviates from the center of the lock ring 710 and shakes, thereby ensuring that the second wire can be stably placed in the center of the lock ring 710 without shaking, thereby improving the second connection. The stability of device 11.

In one embodiment, a second groove is formed on the upper surface of the second boss 512, the bottom of the second groove partially forms the first wire passing hole, and the second sealing ring 600 is provided In the second groove, one end of the second sealing ring 600 abuts against the bottom of the second groove, and the other end is flush with the upper surface of the second boss 512 , the The locking ring 710 is sleeved on the second boss 512 and abuts against the upper surface of the second boss 512 and the second sealing ring 600 . Such setting enables the second sealing ring 600 to be stably arranged in the second boss 512, avoiding the situation that the second sealing ring 600 shakes in the second groove and drives the second wire to shake, and improves the second sealing. The sealing performance of the ring 600 to the first wire passing hole. Moreover, the second sealing ring 600 is flush with the upper surface of the second boss 512, so that the locking portion 714 of the locking ring 710 can abut against the second boss 512 and the second sealing ring 600 at the same time, and the abutment of the locking portion 714 The connection is arranged on a plane, which is beneficial to ensure the stability of the cooperation of the various components and to facilitate the processing and manufacturing of the locking portion 714 .

Please refer to FIG. 7 and FIG. 8 , in one embodiment, the second boss 512 includes a connecting ring 5121 and a plurality of fixing pieces 5122 , and the plurality of fixing pieces 5122 are sequentially spaced along the circumference of the connecting ring 5121 Set, the groove bottom of the second groove is set in the connecting ring 5121, and the outer wall of the end of the fixing piece 5122 away from the connecting ring 5121 is provided with a guide part, and the guide part is used for the lock Ring 710 guides.

Specifically, the outer wall of the connecting ring 5121 is provided with external threads, and the inner wall of the cover ring 720 is provided with internal threads adapted to the external threads, so that the cover ring 720 is easy to be installed on the second boss 512, which is conducive to improving the cover ring. 720 installation efficiency. A plurality of fixed pieces 5122 are surrounded to form a ring and are arranged at intervals in sequence. The second boss 512 is made of plastic material. and the end of the fixing piece 5122 away from the connecting ring 5121 can be deformed with the shaking of the second wire, so as to offset the extrusion force of the second wire shaking in the second boss 512, and the plurality of fixing pieces 5122 have an extension The function of the fixing area and buffering the shaking and extrusion force can further reduce the situation that the second wire shakes in the second connector 11 and affect the stability of signal transmission, and improves the reliability of the second connector 11 .

Further, the guide portion of the fixing piece 5122 can guide the lock ring 710, and the outer wall profile of the fixing piece 5122 away from the connecting ring 5121 gradually decreases from the end close to the connecting ring 5121 to the end away from the connecting ring 5121, so that the locking ring 710 It is easy to be sleeved on the second boss 512 , which is beneficial to improve the installation efficiency of the lock ring 710 .

Please refer to FIG. 3 to FIG. 6 , in one embodiment, the first body 100 includes a first insulating seat 110 and a plurality of first terminals 120 , and a plurality of first terminals 120 are arranged on the first insulating seat 110 . The installation hole 112, a plurality of the first terminals 120 are correspondingly inserted in the plurality of the first installation holes 112, the first terminal 120 includes a first base 121 and a first base 121 arranged on the first base 121 A clamping part 122 and a first connecting part 123, the first connecting part 123 is clamped with the second terminal 530, the first clamping part 122 has a first clamping platform 1221 and a first receiving groove 1222 , the first clamping platform 1221 is disposed between the first connecting portion 123 and the first receiving groove 1222 , and the first clamping platform 1221 is clamped in the first installation hole 112 .

Specifically, the plurality of first terminals 120 may be arranged side by side in multiple rows, or arranged in a single row, which is not specifically limited herein. When the first terminal 120 is installed in the first installation hole 112, the first connecting portion 123 is first aligned with the first installation hole 112, and then the first terminal 120 is inserted into the first installation hole 112. A card platform 1221 squeezes the side wall of the first installation hole 112 to be fixed in the first installation hole 112. The first insulating seat 110 is made of plastic material, and the first card platform 1221 will have the phenomenon of shoveling glue. Since the first clamping platform 1221 is located between the first connecting portion 123 and the first accommodation groove 1222, the rubber scraps shoveled off the inner wall of the first installation hole 112 will be accommodated in the first accommodation groove 1222 to prevent the rubber scraps from The splash or part is stuck between the second installation hole 521 and the first terminal 120 , which not only improves the stability of the installation of the first terminal 120 , but also improves the reliability of the first connector 10 .

It can be understood that, due to the small size of the rubber shavings, the rubber shavings are not easy to detect, and the rubber shavings stuck between the second mounting hole 521 and the first terminal 120 are not easy to remove, if the first receiving groove 1222 is not provided , rubber dust may not only splash on the first terminal 120, but when the first terminal 120 is electrically connected to the motor, the rubber dust will affect the electrical performance of the connection between the first terminal 120 and the motor, thus affecting the performance of the motor. Setting the first accommodating groove 1222 avoids various uncertain factors caused by unfixed rubber chips, thereby improving the reliability of the first connector 10 .

Please refer to FIG. 8, FIG. 10 and FIG. 11. In one embodiment, the second body 500 includes a housing 510, a second insulating seat 520 and a plurality of second terminals 530, and the first groove 511 is set On the housing 510, the second insulating seat 520 is detachably installed in the first groove 511, and the second insulating seat 520 is provided with a plurality of second mounting holes 521 and a plurality of the The second mounting holes 521 correspond to a plurality of second accommodating grooves 522 in one-to-one communication, each of the accommodating grooves is provided with a post 523, and a plurality of the second terminals 530 are correspondingly inserted into the plurality of the first accommodating grooves. In the second mounting hole 521, the second terminal 530 includes a second base 531 and a second card stand 532 disposed on the second base 531, the second base 531 is inserted into the second mounting hole 521 Inside, the second card platform 532 is disposed in the second receiving groove 522 and hooked on the card post 523 .

Specifically, the plurality of second terminals 530 may be arranged side by side in multiple rows, or arranged in a single row, which is not specifically limited herein. The second terminal 530 also includes a second connecting portion 533, the second connecting portion 533 is used to connect with the first terminal 120, when the second terminal 530 is installed in the second mounting hole 521, first connect the second connecting portion 533 to Align the second mounting hole 521, and then insert the second terminal 530 into the second mounting hole 521. At this time, the second card platform 532 is inserted into the second accommodating groove 522 along the second mounting hole 521 and hooked On the post 523 in the second accommodating groove 522 , the second terminal 530 can be prevented from loosening. It can be understood that the second clamping platform 532 is not clamped in the second installation hole 521, and the second clamping platform 532 will not press the side wall of the second installation hole 521, so that the second terminal 530 will not be stuck in the installation process. There will be rubber scraps, and there is no phenomenon that the second clamping platform 532 scoops glue. The second clamping platform 532 is fixed by hooking on the clamping post 523. This arrangement not only enables the second terminal 530 to be stably installed on the second terminal 530 The insulating seat 520 also improves the reliability of the second connector 11 .

Please refer to FIG. 8 and FIG. 11 , in one embodiment, the second terminal 530 further includes a second connection portion 533 disposed on the second base portion 531 , the second connection portion 533 is used for connecting with the first terminal 120 Clamping, the second connecting portion 533 has two locking pieces 5331 oppositely arranged and two limiting pieces 5332 arranged oppositely, and the two locking pieces 5331 and the two limiting pieces 5332 are spaced alternately The first terminal 120 is clamped in the clamping groove, and the limiting piece 5332 is limited in the second installation hole 521 . It can be understood that, the second installation hole 521 is provided with a limiting groove, and the limiting groove is used to limit the limiting piece 5332 so as to prevent the limiting piece 5332 from passing through the second installation hole 521 . Moreover, the two limiting pieces 5332 can also limit the two sides of the first connecting portion 123 of the first terminal 120 , so that the first connecting portion 123 of the first terminal 120 is limited in the locking groove. The clips 5331 are elastic, when the first terminal 120 is inserted into the slot, the first terminal 120 presses the two clips 5331 so that the two clips 5331 can clamp the first terminal 120 , so that the first terminal 120 is clamped in the clamping slot, thus ensuring the stability of the connection between the first terminal 120 and the second connection portion 533 of the second terminal 530 .

Please refer to FIG. 11 , in one embodiment, the second terminal 530 further includes a connection portion 534 disposed on the second base portion 531, the connection portion 534 is used to connect with a wire, the connection portion 534 has a connection slot 5341 and The wire fixing piece 5342, the wire fixing piece 5342 is arranged at the notch of the wiring groove 5341, and a plurality of the second terminals 530 are arranged side by side on the second insulating seat 520, so that the wire fixing block is set In the wiring slot 5341 of the second terminal 530 which is oppositely arranged. Such arrangement makes the space occupied by the two rows of second terminals 530 arranged opposite to each other smaller, reduces the width of the second terminals 530 arranged oppositely, and further reduces the volume of the second connector 11, so that the second connector 11 It can be miniaturized, thereby optimizing the structure of the second connector 11 .

Please refer to FIG. 8 and FIG. 10 , in one embodiment, the second insulating seat 520 is provided with an ear buckle 524 , and the first groove 511 of the housing 510 is provided with a buckle groove adapted to the ear buckle 524 . The second insulating seat 520 is connected to the shell 510 through the buckle 524 and the buckle groove. Such arrangement facilitates assembly and disassembly of the second insulating seat 520 , which is beneficial to improving the installation efficiency of the second insulating seat 520 .

7 and 8, in one embodiment, the second connector 11 further includes a third sealing ring 800, the third sealing ring 800 is attached to the second body 500 and located on the The notch of the first groove 511, the third sealing ring 800 is provided with a perforation 810, the hole wall of the perforation 810 is flush with the groove wall of the first groove 511, and the third sealing ring 800 is engaged with the second body 500 .

It can be understood that the third sealing ring 800 is provided with a plurality of clamping columns 820 on the side facing the second body 500, and the second body 500 is provided with matching grooves 514 adapted to the plurality of clamping columns 820. The sealing ring 800 is made of silica gel material, and the clamping post 820 is formed in the matching groove 514 to be fixed with the matching groove 514 by interference fit, so that the third sealing ring 800 can be fixed on the second body 500 by engaging. The hole wall of the through hole 810 of the third sealing ring 800 is set flush with the groove wall of the first groove 511, which not only enables the first boss 111 to be inserted into the first groove 511 smoothly, but also ensures the stability of the first body. The gap between 100 and the second body 500 is sealed to ensure that water cannot enter the first groove 511, thereby improving the reliability of the connector assembly.

The present invention also proposes a motor, which includes a casing and the above-mentioned connector assembly. For the specific structure of the connector assembly, refer to the above-mentioned embodiments. Since this motor adopts all the technical solutions of all the above-mentioned embodiments, at least All the beneficial effects brought by the technical solutions of the above embodiments will not be repeated here.

It can be understood that the connector assembly is arranged on the casing and detachably connected with the casing, the connector assembly includes a first connector 10 and a second connector 11, wherein the first connector 10 The casing of the motor can be connected and fixed by a bolt structure, the first connector 10 is electrically connected to the motor, the second connector 11 is detachably connected to the first connector 10, and the second connector 11 can be electrically connected to an external device. With such arrangement, the motor can be electrically connected with the external device. By adopting the connector assembly of the present solution, a stable electrical connection between the motor and the external device can be ensured. The motor of the present application may be a servo motor or other motors, which are not specifically limited here.

The above is only a preferred embodiment of the present invention, and does not therefore limit the patent scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformation made by using the description of the present invention and the contents of the accompanying drawings, or direct/indirect use All other relevant technical fields are included in the patent protection scope of the present invention.

Claims (8)

1. A connector assembly, comprising:

the first connector comprises a first body and two first sealing rings, wherein a first boss is formed on one side of the first body, two first annular grooves which are arranged at intervals are formed on the first boss around the circumferential direction of the first boss, and the two first sealing rings are correspondingly arranged in the two first annular grooves; and

the second connector comprises a second body, a second sealing ring and a locking assembly, wherein a first groove is formed on one side of the second body, a second boss is formed on the other side of the second body, a first wire passing hole communicated with the first groove is formed in the second boss, the second sealing ring is embedded in the first wire passing hole and is abutted against the inner wall of the first wire passing hole, and the locking assembly covers the second boss and is provided with a second wire passing hole communicated with the first wire passing hole;

the first connector is detachably connected with the second connector, the first boss is inserted into the first groove, so that a first terminal in the first body is electrically connected with a second terminal in the second body, and the two first sealing rings are suitable for being fixed with the side wall of the first groove in an interference fit manner through deformation; the locking assembly comprises a locking ring and a cover ring, the locking ring is sleeved at the front end of the second boss and used for fixing a lead, and the cover ring covers the locking ring and is detachably connected with the rear end of the second boss;

a second groove is formed in the upper surface of the second boss, a first wire passing hole is formed in part of the bottom of the second groove, the second sealing ring is arranged in the second groove, one end of the second sealing ring is abutted to the bottom of the second groove, the other end of the second sealing ring is flush with the upper surface of the second boss, and the locking ring is sleeved on the second boss and abutted to the upper surface of the second boss and the second sealing ring;

the second boss comprises a connecting ring and a plurality of fixing pieces, the fixing pieces are sequentially arranged at intervals along the circumferential direction of the connecting ring, the groove bottom of the second groove is formed in the connecting ring, a guide part is arranged on the outer wall of one end, far away from the connecting ring, of the fixing piece, and the guide part is used for guiding the locking ring.

2. The connector assembly according to claim 1, wherein the locking ring includes a ring body and a plurality of locking members, the plurality of locking members are sequentially arranged at intervals along a circumferential direction of the ring body, the locking members include locking pieces and locking portions, one ends of the locking pieces are connected with the ring body, the other ends of the locking pieces are connected with the locking portions, the ring body is sleeved on the second boss and fixed with the second boss in an interference fit manner, the locking portions abut against the second boss and the second sealing ring, and the locking portions are used for locking and fixing the conducting wires in the second sealing ring.

3. The connector assembly of claim 2, wherein the locking portion includes a first side, a second side and a third side connected in sequence, the first side is connected to the locking plate, the first side has a first end and a second end opposite to each other, the first end is connected to the second side, the second end is connected to the third side, the second side extends from the first end connected to the first side toward the other locking portion spaced from the second end, the length of the second side is greater than that of the first side, so that a connecting portion of the second side and the third side is formed with a tip portion, and the tip portion faces the other locking portion and is spaced from the other locking portion.

4. The connector assembly of claim 3, wherein a locking groove is formed between adjacent locking elements, one end of the locking tab is flush with the third side edge to form a first groove wall of the locking groove, the locking groove has a second groove wall opposite to the first groove wall, and the second groove wall extends in the same direction as the second side edge.

5. The connector assembly according to claim 1, wherein the first body includes a first insulating base and a plurality of the first terminals, the first insulating base is provided with a plurality of first mounting holes, the plurality of first terminals are correspondingly inserted into the plurality of first mounting holes, the first terminals include a first base portion, a first clamping portion and a first connecting portion, the first clamping portion and the first connecting portion are arranged on the first base portion, the first connecting portion is clamped with the second terminals, the first clamping portion has a first clamping table and a first receiving groove, the first clamping table is arranged between the first connecting portion and the first receiving groove, and the first clamping table is clamped in the first mounting holes.

6. The connector assembly of claim 1, wherein the second body includes a housing, a second insulating base and a plurality of second terminals, the first recess is disposed on the housing, the second insulating base is detachably mounted in the first recess, the second insulating base has a plurality of second mounting holes and a plurality of second receiving grooves communicating with the plurality of second mounting holes in a one-to-one correspondence, each receiving groove has a clamping post therein, the plurality of second terminals are correspondingly inserted into the plurality of second mounting holes, the second terminals include a second base and a second clamping platform disposed on the second base, the second base is inserted into the second mounting holes, and the second clamping platform is disposed in the second receiving grooves and hooked on the clamping posts.

7. The connector assembly of claim 1, wherein the second connector further comprises a third sealing ring, the third sealing ring is attached to the second body and located in the notch of the first groove, a through hole is formed in the third sealing ring, a hole wall of the through hole is flush with a groove wall of the first groove, and the third sealing ring is connected with the second body in a clamping mode.

8. An electric motor comprising a housing and a connector assembly as claimed in any one of claims 1 to 7, the connector assembly being provided on and releasably connectable to the housing.

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