Electric vehicle controller with sealing connector

Abstract

The electric vehicle controller comprises a controller body, control lines, a connector body and a sealing check ring, the control lines are all arranged on one side of the controller body, the connector body is connected to the ends, away from the controller body, of the control lines, and the sealing check ring is arranged on the connector body. Joint inserting holes are formed in the connector body at equal intervals, the sealing check ring is arranged on the outer wall of one end of the connector body, an annular groove is formed in the inner wall of one side of the sealing check ring, and a second sealing rubber ring adheres to the interior of the annular groove. The outer wall of one end of the controller body is provided with a bunch interface, and the interior of the bunch interface is provided with a bunch joint. Through a double-sealing structure, the connector is good in sealing effect, dustproof, waterproof and stable in connection, and the situation of poor contact or damage caused by dust and water entering is not prone to occurring.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicle controllers, in particular to an electric vehicle controller with a sealed connector. Background Art

[0002] The electric vehicle controller is one of the core components of an electric vehicle. It consists of an electronic control module, a power conversion module, a driver, etc. It is used to control the core operations of the electric vehicle motor, such as starting, running, advancing and retreating, speed, stopping, and the command control of other electronic components. It is like the brain of an electric vehicle.

[0003] The electric vehicle controller is connected to the power supply, handlebar, brake and other components through the connector at the end of the control line, but the connector is generally not sealed. When connecting, external dust and water can easily enter the connector, causing poor contact or damage, so improvement is urgently needed. Utility Model Content

[0004] The purpose of the utility model is to provide an electric vehicle controller with a sealed connector to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric vehicle controller with a sealed connector, comprising a controller body, a control line, a connector body and a sealing retaining ring, wherein the control lines are all arranged on one side of the controller body, the connector body is connected to the end of the control line away from the controller body, and the interior of the connector body is provided with connector jacks at equal intervals, the sealing retaining ring is arranged on the outer wall of one end of the connector body, and an annular groove is arranged on the inner wall of one side of the sealing retaining ring, and a second sealing rubber ring is adhered to the inside of the annular groove, a wiring harness interface is arranged on the outer wall of one end of the controller body, and a wiring harness connector is arranged inside the wiring harness interface.

[0006] Preferably, heat sinks with equal spacing are arranged on the outer surface of the controller body.

[0007] Preferably, one end of the control line passes through the wiring harness connector and extends to the interior of the controller body.

[0008] Preferably, a first sealing rubber ring is adhered to the outer surface of one end of the connector body.

[0009] Preferably, a sealing groove is provided on the inner wall of the cable harness interface, and a dust ring is provided on the outer wall of the cable harness connector at the position of the sealing groove, and the dust ring is snap-fitted with the sealing groove.

[0010] Preferably, a mounting seat is fixed to one end of the controller body below the wiring harness interface, and a mounting groove is provided inside the mounting seat.

[0011] Preferably, limiting grooves are provided on both outer side walls of the connector body at the position of the sealing retaining ring, and a limiting slider is fixed on the inner wall of the sealing retaining ring at the position of the limiting groove, and the limiting slider extends to the inside of the limiting groove.

[0012] Preferably, the opening of the sealing ring at one end close to the controller body is smaller than the opening of the sealing ring at one end away from the controller body.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] By plugging the connector body at one end of the control line into the connectors of the power supply, handlebar, brake and other components, the connector body is inserted into the matching connector, and the first sealing rubber ring seals the gap between the connector body and the connector. Then, the sealing retaining ring is pushed to make the limit slider slide along the limit sliding groove, and the sealing retaining ring is pushed flat to the joint between the connector body and the connector. The sealing retaining ring covers the joint, and the second sealing rubber ring inside the annular groove seals the joint. Moreover, since the sealing retaining ring has a structure with a large opening at one end and a small opening at the other end, the sealing retaining ring is tightly engaged with the connector body after being pushed out, is not easy to loosen, and is firmly sealed. The double sealing structure makes the connector have good sealing effect, is dustproof and waterproof, has a stable connection, and is not easy to have poor contact or damage due to dust and water ingress. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the top view structure of the utility model;

[0016] Figure 2 It is a partial cross-sectional enlarged structural schematic diagram of the utility model;

[0017] Figure 3 This is a schematic diagram of the enlarged cross-sectional structure of the connector body of the utility model;

[0018] Figure 4 This is a front view enlarged structural diagram of the connector body of the utility model.

[0019] In the figure: 1. controller body; 101. mounting base; 102. mounting groove; 103. heat sink; 2. control line; 3. connector body; 301. first sealing rubber ring; 4. wire harness interface; 5. wire harness connector; 6. sealing groove; 7. dustproof ring; 8. sealing retaining ring; 9. annular groove; 10. second sealing rubber ring; 11. limit slide groove; 12. limit slider; 13. connector jack. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. All other embodiments obtained by ordinary technicians in the field without creative work based on the embodiments of the utility model shall fall within the scope of protection of the utility model.

[0022] See also Figure 1-4 The utility model provides an embodiment: an electric vehicle controller with a sealed connector, comprising a controller body 1, a control line 2, a connector body 3 and a sealing ring 8, the control line 2 is arranged on one side of the controller body 1, the connector body 3 is connected to the end of the control line 2 away from the controller body 1, and the connector body 3 is provided with connector jacks 13 at equal intervals inside, the sealing ring 8 is arranged on the outer wall of one end of the connector body 3, and an annular groove 9 is arranged on the inner wall of one side of the sealing ring 8, and a second sealing rubber ring 10 is adhered inside the annular groove 9;

[0023] Specifically, the first sealing rubber ring 301 seals the gap between the connector body 3 and the joint, pushes the sealing retaining ring 8 to make the limiting slider 12 slide along the limiting sliding groove 11, and pushes the sealing retaining ring 8 to the joint between the connector body 3 and the joint, and the sealing retaining ring 8 covers the joint, and the second sealing rubber ring 10 in the annular groove 9 seals the joint. Through the double sealing structure, the connector has a good sealing effect, is dustproof and waterproof, has a stable connection, and is not prone to poor contact or damage due to dust and water ingress;

[0024] A wire harness interface 4 is provided on the outer wall of one end of the controller body 1, and a wire harness connector 5 is provided inside the wire harness interface 4;

[0025] Specifically, the control line 2 passes through the harness connector 5 inside the harness interface 4, the harness connector 5 seals the harness interface 4, and the dust ring 7 on the outer wall of the harness connector 5 is stuck in the sealing groove 6 on the inner wall of the harness interface 4, which plays a further sealing role, so that the controller body 1 is a fully sealed structure, dustproof and waterproof;

[0026] The outer surface of the controller body 1 is provided with heat sinks 103 at equal intervals for heat dissipation of the controller body 1;

[0027] One end of the control line 2 passes through the harness connector 5 and extends to the inside of the controller body 1;

[0028] A first sealing rubber ring 301 is adhered to the outer surface of one end of the connector body 3;

[0029] A sealing groove 6 is provided on the inner wall of the harness interface 4, and a dust ring 7 is provided on the outer wall of the harness connector 5 at the position of the sealing groove 6, and the dust ring 7 is clamped with the sealing groove 6;

[0030] A mounting seat 101 is fixed to one end of the controller body 1 below the wiring harness interface 4, and a mounting groove 102 is provided inside the mounting seat 101;

[0031] A limiting slide groove 11 is provided on both outer side walls of the connector body 3 at the position of the sealing retainer ring 8, and a limiting slide block 12 is fixed on the inner wall of the sealing retainer ring 8 at the position of the limiting slide groove 11, and the limiting slide block 12 extends to the inside of the limiting slide groove 11;

[0032] The opening of the sealing ring 8 at one end close to the controller body 1 is smaller than the opening of the sealing ring 8 at one end away from the controller body 1;

[0033] Specifically, since the sealing ring 8 has a structure with a large opening at one end and a small opening at the other end, the sealing ring 8 is tightly engaged with the connector body 3 after being pushed out, is not easy to loosen, and has a firm seal.

[0034] When the embodiment of the present application is in use: first, the connector body 3 at one end of the control line 2 is plugged into the connectors of the power supply, the throttle, the brake and other components. At this time, the connector body 3 is inserted into the matching connector, and the first sealing rubber ring 301 seals the gap between the connector body 3 and the connector. Then, the sealing retaining ring 8 is pushed to make the limiting slider 12 slide along the limiting slide groove 11, and the sealing retaining ring 8 is pushed flat to the joint between the connector body 3 and the connector. The sealing retaining ring 8 covers the joint, and the second sealing rubber ring 10 inside the annular groove 9 seals the joint. Moreover, since the sealing retaining ring 8 is at one end The structure with a large opening and a small opening at one end allows the sealing retaining ring 8 to be tightly engaged with the connector body 3 after being pushed out, and is not easy to loosen and has a firm seal. Through the double sealing structure, the connector has a good sealing effect, is dustproof and waterproof, has a stable connection, and is not prone to poor contact or damage due to dust and water ingress. In addition, the control line 2 passes through the cable connector 5 inside the cable connector 4, and the cable connector 5 seals the cable connector 4. The dustproof ring 7 on the outer wall of the cable connector 5 is stuck in the sealing groove 6 on the inner wall of the cable connector 4, which plays a further sealing role, so that the controller body 1 is a fully sealed structure that is dustproof and waterproof.

[0035] Obviously, the embodiments described above are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

Claims

1. An electric vehicle controller with a sealed connector, characterized in that: The invention comprises a controller body (1), a control line (2), a connector body (3) and a sealing ring (8), wherein the control line (2) is arranged on one side of the controller body (1), the connector body (3) is connected to the end of the control line (2) away from the controller body (1), and the connector body (3) is provided with connector jacks (13) at equal intervals inside, the sealing ring (8) is arranged on the outer wall of one end of the connector body (3), and an annular groove (9) is arranged on the inner wall of one side of the sealing ring (8), and a second sealing rubber ring (10) is adhered to the inside of the annular groove (9), and a wiring harness interface (4) is arranged on the outer wall of one end of the controller body (1), and a wiring harness connector (5) is arranged inside the wiring harness interface (4).

2. An electric vehicle controller with a sealed connector according to claim 1, characterized in that: The outer surface of the controller body (1) is provided with heat sinks (103) at equal intervals.

3. The electric vehicle controller with a sealed connector according to claim 1, characterized in that: One end of the control line (2) passes through the harness connector (5) and extends into the interior of the controller body (1).

4. The electric vehicle controller with a sealed connector according to claim 1, characterized in that: A first sealing rubber ring (301) is adhered to the outer surface of one end of the connector body (3).

5. The electric vehicle controller with a sealed connector according to claim 1, characterized in that: A sealing groove (6) is provided on the inner wall of the cable harness interface (4), and a dustproof ring (7) is provided on the outer wall of the cable harness connector (5) at the position of the sealing groove (6), and the dustproof ring (7) is snap-fitted to the sealing groove (6).

6. The electric vehicle controller with a sealed connector according to claim 1, characterized in that: A mounting seat (101) is fixed to one end of the controller body (1) below the wiring harness interface (4), and a mounting groove (102) is provided inside the mounting seat (101).

7. The electric vehicle controller with a sealed connector according to claim 1, characterized in that: Limiting grooves (11) are provided on both outer side walls of the connector body (3) at the position of the sealing retaining ring (8), and a limiting slide block (12) is fixed on the inner wall of the sealing retaining ring (8) at the position of the limiting slide block (11), and the limiting slide block (12) extends into the interior of the limiting slide block (11).

8. The electric vehicle controller with a sealed connector according to claim 1, characterized in that: The opening of the sealing ring (8) at one end close to the controller body (1) is smaller than the opening of the sealing ring (8) at one end away from the controller body (1).

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