Motor outgoing line sealing structure

Abstract

The utility model discloses a motor outgoing line sealing structure, which comprises an upper shell and a lower shell, the upper shell and the lower shell rotate towards a direction close to each other or away from each other, an upper cavity and a lower cavity are respectively formed on the upper shell and the lower shell, a glue injection hole communicated with the upper cavity is arranged on the upper shell, and an upper half groove and a lower half groove are respectively arranged at two ends of the upper shell and the lower shell. The upper shell is provided with a buckle, and the lower shell is provided with a clamping groove block. A closed state and an open state are formed between the upper shell and the lower shell, in the closed state, the upper shell covers the lower shell, the upper cavity and the lower cavity are enclosed to form a sealing cavity, the buckle is inserted into the clamping groove block and is clamped and matched with the clamping groove block, and the upper half groove and the corresponding lower half groove are enclosed to form a threading hole. The phase line and the copper line on the motor are in sealed connection through the upper shell and the lower shell, the manufacturing process is simple, the cost is low, the motor is convenient to produce and assemble on the motor, the sealing performance of the wire outlet position of the motor is improved, the situation that liquid cooling oil of the motor flows out through the high-temperature phase line and the copper line is prevented, and the use performance of the motor is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of motors, in particular to a motor outlet sealing structure. Background Art

[0002] In the prior art, electric vehicles are usually equipped with liquid-cooled motors. Liquid-cooled motors can solve problems such as slow heat dissipation, easy rusting, and unstable performance of electric vehicle motors after long-term use. However, the liquid cooling oil in the liquid-cooled motor will leak from the high-temperature phase wire and copper wire after long-term use, causing damage to the motor phase wire and affecting the motor's performance. Therefore, improvements are needed. Summary of the Invention

[0003] The utility model provides a new motor outlet sealing structure to solve the defects in the prior art such as leakage of motor liquid cooling oil along high-temperature phase lines and copper wires, which damages the motor phase lines and affects motor performance.

[0004] In order to solve the above technical problems, the present invention is implemented through the following technical solutions:

[0005] The cam is secured to the bottom of the housing and is engageable with the cam in a manner that allows the cam to move relative to the top of the housing, thereby ensuring that the cam is in a position to move relative to the top of the housing when the cam is engaged.

[0006] The upper shell and the lower shell are rotated together and fixed by snapping together with the clips and the slot blocks. On the one hand, the convenience of snapping together the upper shell and the lower shell is improved, the alignment of the upper shell and the lower shell is facilitated, and the loss of the upper shell or the lower shell is prevented; on the other hand, the manufacturing process is simple, the cost is low, and it is easy to produce and assemble on the motor; the high-temperature phase line and the copper wire on the stator can be wrapped with glue by injecting glue into the sealing cavity through the glue injection hole, thereby improving the sealing of the motor output sealing structure, preventing the motor liquid cooling oil from flowing out through the high-temperature phase line and the copper wire, and improving the performance of the motor.

[0007] Preferably, in the above-described motor wire outlet sealing structure, guide blocks are provided on the inner side walls at both ends of the upper shell and the lower shell, and the guide blocks extend inwardly along the length direction of the upper shell and the lower shell, and the width of the guide blocks gradually decreases inwardly along the length direction of the upper shell and the lower shell.

[0008] The guide block can guide the sealant poured into the sealing cavity, thereby improving the balance and speed of the sealant filling the sealing cavity.

[0009] Preferably, in the above-mentioned motor outlet sealing structure, a plurality of grid blocks are arranged in the upper cavity.

[0010] The high-temperature phase wire and the copper wire in the sealed cavity can be pressed into the lower shell through the grid block, thereby improving the stability of the high-temperature phase wire and the copper wire in the sealed cavity.

[0011] Preferably, in the above-mentioned motor outlet sealing structure, the buckles and slot blocks are provided in multiple numbers, and the buckles and slot blocks are distributed along the length direction of the upper shell and the lower shell respectively.

[0012] There are multiple buckles and slot blocks, which improves the firmness of the upper shell and the lower shell in the closed state.

[0013] Preferably, in the above-mentioned motor wire outlet sealing structure, the wire threading hole is in the shape of a regular hexagon, and the bottom of the lower cavity is arranged horizontally.

[0014] The wire threading hole is in the shape of a regular hexagon, which facilitates the insertion or exit of the high-temperature phase wire and the copper wire; the bottom of the lower cavity is arranged horizontally, so that more sealant can be filled in the sealing cavity.

[0015] Preferably, in the above-mentioned motor outlet sealing structure, a fixing plate is provided on the outer surface of the upper shell, and a fixing hole is formed between the fixing plate and the upper shell.

[0016] The fixing holes can be matched with nylon ties, so that the upper shell and the lower shell in the closed state can be easily fixed on the motor, which facilitates assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the partial structure of the utility model assembled on a motor;

[0018] Figure 2 This is a cross-sectional view of the utility model assembled on a motor;

[0019] Figure 3 This is a structural diagram of the utility model in which the upper shell and the lower shell are in an open state;

[0020] Figure 4This is a structural schematic diagram from another perspective of the utility model with the upper shell and lower shell in the open state. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-4 The present invention is further described in detail with reference to the following specific embodiments, but they are not intended to limit the present invention:

[0022] Example 1

[0023] like Figures 1-4 As shown, a motor outlet sealing structure includes an upper shell 1 and a lower shell 2, one end of the upper shell 1 is connected to the lower shell 2, and the upper shell 1 and the lower shell 2 are rotated toward or away from each other. An upper cavity 11 and a lower cavity 21 are formed on the upper shell 1 and the lower shell 2, respectively. A glue injection hole 12 connected to the upper cavity 11 is opened on the upper shell 1, and an upper half groove 13 and a lower half groove 22 are opened at both ends of the upper shell 1 and the lower shell 2, respectively. A buckle 14 is provided on the upper shell 1, and a buckle 14 is provided on the lower shell 2. 14 corresponds to a slot block 23; a closed state and an open state are formed between the upper shell 1 and the lower shell 2. In the closed state, the upper shell 1 covers the lower shell 2 and the upper cavity 11 and the lower cavity 21 are enclosed to form a sealed cavity 3, and the buckle 14 is inserted into the slot block 23 and snap-fitted, and the upper half groove 13 and the corresponding lower half groove 22 are surrounded to form a threading hole 4; in the open state, the upper shell 1 and the lower shell 2 rotate away from each other, and the buckle 14 withdraws from the slot block 23.

[0024] Preferably, guide blocks 5 are provided on the inner side walls at both ends of the upper shell 1 and the lower shell 2. The guide blocks 5 extend inward along the length direction of the upper shell 1 and the lower shell 2, and the width of the guide blocks 5 gradually decreases inward along the length direction of the upper shell 1 and the lower shell 2.

[0025] Preferably, a plurality of grid blocks 15 are provided in the upper cavity 11 .

[0026] Preferably, the number of the buckles 14 and the slot blocks 23 is multiple, and the buckles 14 and the slot blocks 23 are distributed along the length direction of the upper shell 1 and the lower shell 2 respectively.

[0027] Preferably, the threading hole 4 is in the shape of a regular hexagon, and the bottom of the lower cavity 21 is arranged horizontally.

[0028] Preferably, a fixing plate 16 is provided on the outer surface of the upper shell 1 , and a fixing hole 6 is formed between the fixing plate 16 and the upper shell 1 .

[0029] Specifically, such as Figure 1 、 Figure 3As shown, in the embodiment of the present application, the upper shell 1 and the lower shell 2 are cylindrical when in the closed state, and a connecting plate is provided between the upper shell 1 and the lower shell 2. The upper shell 1 and the lower shell 2 are rotated together through the connecting plate, so that the upper shell 1 and the lower shell 2 can be placed horizontally when in the open state.

[0030] The number of clips 14 and slot blocks 23 can be increased or decreased depending on the length of the upper shell 1 and lower shell 2. In the embodiment of the present application, there are two clips 14 and slot blocks 23. The number of guide blocks 5 can be increased or decreased depending on the inner diameters of the upper chamber 11 and lower chamber 21. In the embodiment of the present application, two guide blocks 5 are integrally formed in the upper chamber 11 and distributed at both ends of the upper chamber 11 along the length direction, and two guide blocks 5 are integrally formed at both ends of the lower chamber 21 along the length direction. The number of grille blocks 15 is set to three, and the grille blocks 15 are distributed along the length direction of the upper chamber 11.

[0031] More specifically, Figures 1-4 As shown, when fixing the high-temperature phase wire and copper wire in the motor output sealing structure, first rotate the upper shell 1 and the lower shell 2 away from each other to a horizontal position, then insert the high-temperature phase wire and copper wire after the tail stripping process from the adjacent lower half groove 22 into the lower cavity 21, then tighten the high-temperature phase wire and copper wire, and then rotate the upper shell 1 toward the lower shell 2 until the buckle 14 is inserted into the corresponding slot block 23, and then inject sealant into the sealing cavity 3 through the glue injection hole 12 and wait for the sealant to solidify. At this time, the fixed connection between the high-temperature phase wire, copper wire and the motor output sealing structure can be completed.

[0032] Finally, pass the nylon tie through the fixing hole 6 and into the gap on the stator to tighten it. At this time, the motor outlet sealing structure can be assembled on the motor.

[0033] In short, the above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made within the scope of the patent application for the present invention should fall within the scope of the present invention.

Claims

1. A motor outlet sealing structure, characterized by: The invention comprises an upper shell (1) and a lower shell (2), wherein one end of the upper shell (1) and the lower shell (2) are connected, and the upper shell (1) and the lower shell (2) rotate in a direction of approaching or moving away from each other, and an upper cavity (11) and a lower cavity (21) are respectively formed on the upper shell (1) and the lower shell (2), and a glue injection hole (12) communicating with the upper cavity (11) is provided on the upper shell (1), and an upper half groove (13) and a lower half groove (22) are respectively provided at both ends of the upper shell (1) and the lower shell (2), and a buckle (14) is provided on the upper shell (1), and a buckle (14) is provided on the lower shell (2) The upper shell (1) and the lower shell (2) are provided with a corresponding card slot block (23); a closed state and an open state are formed between the upper shell (1) and the lower shell (2); in the closed state, the upper shell (1) covers the lower shell (2) and the upper cavity (11) and the lower cavity (21) are enclosed to form a sealed cavity (3); the buckle (14) is inserted into the card slot block (23) and snap-fitted, and the upper half groove (13) and the corresponding lower half groove (22) are surrounded to form a threading hole (4); in the open state, the upper shell (1) and the lower shell (2) rotate in a direction away from each other, and the buckle (14) withdraws from the card slot block (23).

2. The motor outlet sealing structure according to claim 1, characterized in that: Guide blocks (5) are provided on the inner side walls at both ends of the upper shell (1) and the lower shell (2); the guide blocks (5) extend inwardly along the length direction of the upper shell (1) and the lower shell (2); and the width of the guide blocks (5) gradually decreases inwardly along the length direction of the upper shell (1) and the lower shell (2).

3. The motor outlet sealing structure according to claim 1, characterized in that: A plurality of grid blocks (15) are arranged in the upper cavity (11).

4. The motor outlet sealing structure according to claim 1, characterized in that: The number of the buckles (14) and the slot blocks (23) is multiple, and the buckles (14) and the slot blocks (23) are distributed along the length direction of the upper shell (1) and the lower shell (2), respectively.

5. The motor outlet sealing structure according to claim 1, characterized in that: The threading hole (4) is in the shape of a regular hexagon, and the bottom of the lower cavity (21) is arranged horizontally.

6. The motor outlet sealing structure according to claim 1, characterized in that: A fixing plate (16) is provided on the outer surface of the upper shell (1), and a fixing hole (6) is formed between the fixing plate (16) and the upper shell (1).

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