CN211296416U - Wiring structure of motor - Google Patents
Wiring structure of motor Download PDFInfo
- Publication number
- CN211296416U CN211296416U CN201920541753.1U CN201920541753U CN211296416U CN 211296416 U CN211296416 U CN 211296416U CN 201920541753 U CN201920541753 U CN 201920541753U CN 211296416 U CN211296416 U CN 211296416U
- Authority
- CN
- China
- Prior art keywords
- motor
- terminal box
- junction box
- copper bar
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052802 copper Inorganic materials 0.000 claims abstract description 29
- 239000010949 copper Substances 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims abstract description 27
- 239000011324 bead Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000005491 wire drawing Methods 0.000 claims 4
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
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- Motor Or Generator Frames (AREA)
Abstract
The utility model discloses a wiring structure of motor in the technical field of motor, including the motor terminal box lid, the terminal box sealing washer, motor terminal box casing, connect the copper bar, insulating connection terminal seat apron, the connection terminal seat, the terminal box sealing washer, motor housing and motor three-phase line, pass through bolted connection through connection terminal seat and motor housing, the structure is totally enclosed during it, motor inside is then a full seal structure after motor three-phase line has been connected with connecting the copper bar, motor terminal box casing left side seal insert with connect the copper bar and peg graft through the fixed high voltage electricity of bolt stack on the connection terminal seat, motor outside terminal box and high voltage electricity plug-in components part can not lead to the fact any sealing performance to motor inside and influence, the normal maintenance operation of motor has been guaranteed, the dustproof and waterproof grade of motor has been improved, the reliability and the life-span of product have also been improved.
Description
Technical Field
The utility model relates to the technical field of motors, specifically be a wiring structure of motor.
Background
The electric automobile is the development direction of future automobiles, plays a key role in improving the atmospheric environment, has a plurality of outgoing lines of the motor, influences the protection level of the motor in the outgoing line mode, restricts the level of the motor in the dustproof and waterproof level, and leads to the universal lower dustproof and waterproof level of the motor. Many motor terminal boxes and motor casing are integrated structure, but can bring many inconveniences when overhauing and changing the motor pencil, and the motor mode of being qualified for the next round of competitions is unreliable, leads to motor protection level low, also makes the foreign matter fall into the inside of motor easily in the wiring, has also led to the life-span of motor and the reliability generally on the low side. If the junction box leaks water, the damage to the motor is large, and the motor can not be used continuously after being maintained basically. Greatly increased the risk and the cost of product maintenance, based on this, the utility model designs a wiring structure of motor to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wiring structure of motor to solve the insecure problem of the motor wiring mode that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a wiring structure of a motor comprises a motor wiring box cover, a wiring box cover sealing ring, a motor wiring box shell, a connecting copper bar, an insulating wiring seat cover plate, a wiring seat, a wiring box sealing ring, a motor shell and a motor three-phase line, wherein a threading hole is formed in the outer wall of the motor shell, the motor three-phase line is fixedly extended to the upper portion of an inner cavity of the threading hole, the periphery of the top of the threading hole is connected with the motor wiring box shell through a protruding bead in a threaded mode, the wiring box sealing ring is arranged between the motor wiring box shell and the protruding bead, the wiring seat is horizontally positioned on the left side of the bottom of the inner cavity of the motor wiring box shell, the wiring seat is connected with the motor shell through a bolt penetrating through the motor wiring box shell, the connecting copper bar is fixedly penetrated on the wiring seat, the bottom of the connecting copper bar is fixedly connected with the motor, the insulating wire holder cover plate is just right the block at the wire holder upper surface, and connects the copper bar left end and extend the gap between insulating wire holder cover plate and the wire holder, the open-top spiro union of motor terminal box casing has motor terminal box lid, be provided with terminal box lid sealing washer between motor terminal box casing and the motor terminal box lid.
Preferably, the junction box cover sealing ring and the junction box sealing ring are both ethylene propylene rubber O-rings.
Preferably, the connecting copper bar is in an inverted L shape, and the outer end of the connecting copper bar is provided with a tubular heat-insulating conductive gasket ring.
Preferably, the outer wall of the bolt penetrating through the motor junction box shell is coated with an insulating paint layer.
Preferably, the wire holder comprises a wire holder body made of insulating materials and a copper insert embedded and fixed on the surface of the wire holder body.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a connection terminal passes through bolted connection with motor housing, the structure is sealed completely between them, motor inside is then a full seal structure after motor three-phase line has been connected with the connection copper bar, motor terminal box casing left side seal insert with be connected the copper bar and peg graft through the fixed high voltage electricity of bolt stack on the connection terminal, motor outside terminal box and high voltage electricity plug-in components part can not cause any sealing performance to influence to motor inside, at the investigation of motor terminal box, there can not be the foreign matter in the maintenance process, inside liquid etc. flow in the motor, be particularly suitable for electric automobile driving motor and use, conveniently overhaul and investigate terminal box trouble, the normal maintenance operation of motor has been guaranteed, the dustproof and waterproof grade of motor has been improved, the reliability and the life-span of product have also been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-motor junction box cover, 2-junction box cover sealing ring, 3-motor junction box shell, 4-connecting copper bar, 5-insulating junction box cover plate, 6-junction box, 7-junction box sealing ring, 8-motor shell and 9-motor three-phase line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1, the present invention provides a technical solution: a wiring structure of a motor comprises a motor wiring box cover 1, a wiring box cover sealing ring 2, a motor wiring box shell 3, a connecting copper bar 4, an insulating wiring seat cover plate 5, a wiring seat 6, a wiring box sealing ring 7, a motor shell 8 and a motor three-phase line 9, wherein the outer wall of the motor shell 8 is provided with a threading hole, the motor three-phase line 9 is fixedly extended to the upper part of an inner cavity of the threading hole, the periphery of the top of the threading hole is connected with the motor wiring box shell 3 in a threaded manner through a protruding bead, the wiring box sealing ring 7 is arranged between the motor wiring box shell 3 and the protruding bead, the wiring seat 6 is horizontally positioned at the left side of the bottom of the inner cavity of the motor wiring box shell 3, the wiring seat 6 is connected with the motor shell 8 through a bolt penetrating through the motor wiring box shell 3, the connecting copper bar 4 is fixedly, the insulating wire holder apron 5 of inner wall right side fixedly connected with of motor terminal box casing 3, insulating wire holder apron 5 just to the block at wire holder 6 upper surface, and connect 4 left ends of copper bar and extend the gap between insulating wire holder apron 5 and the wire holder 6, the open-top spiro union of motor terminal box casing 3 has motor terminal box lid 1, is provided with terminal box lid sealing washer 2 between motor terminal box casing 3 and the motor terminal box lid 1.
The sealing ring 2 of the junction box cover and the sealing ring 7 of the junction box cover are both ethylene propylene rubber O-rings, and the material is heat-resistant, ozone-resistant, natural aging-resistant, resistant to various polar solvents and water vapor, so that the sealing property is improved;
the connecting copper bar 4 is in an inverted L shape, and the outer end of the connecting copper bar is provided with a tubular heat-insulating conductive gasket ring, so that the influence on the performance caused by the melting of arc heat is reduced;
the bolt outer wall coating that runs through in motor terminal box casing 3 has insulating paint layer, avoids 6 electric leakages of connection terminal and makes motor housing 8 electrified, influences work, and connection terminal 6 includes the fixed copper inserts of connection terminal body and surface embedding that insulating material made.
One specific application of this embodiment is: the structure that the copper insert is embedded in the wire holder body made of insulating materials forms a wire holder 6, an insulating wire holder cover plate 5 is designed to be matched with the wire holder 6, the wire holder 6 is connected with a motor shell 8 through bolts, the structure between the wire holder and the motor shell is completely sealed, the inside of the motor is a full-sealing structure after a three-phase line 9 of the motor is connected with a connecting copper bar 4, the left side of a motor terminal box shell 3 is hermetically inserted into the connecting copper bar 4 and is fixedly connected with the wire holder 6 through high-voltage power connection insertion and superposition of the bolts, the external terminal box and the high-voltage power connection insertion part of the motor cannot cause any sealing performance influence on the inside of the motor, foreign matters, liquid and the like cannot flow into the motor in the process of checking and overhauling the motor terminal box, the wire holder is very suitable for the driving motor of an electric automobile, the dustproof and waterproof grade of motor has been improved, the reliability and the life-span of product have also been improved, this structure is used in the environment that dust and sand and rain are more very much, has played very good guard action to the inner structure of motor, forms the integral seal with the motor structure after connecting copper bar 4 and wire holder 6 and fixing completely simultaneously, and the structure of outside terminal box can design in a flexible way and adjust with the direction appear, satisfies the motor on the different vehicles and appears the nimble adjustment of installation angle, direction.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. The utility model provides a wiring structure of motor, includes motor terminal box lid (1), terminal box lid sealing washer (2), motor terminal box casing (3), connects copper bar (4), insulating terminal base apron (5), connection terminal base (6), terminal box sealing washer (7), motor casing (8) and motor three-phase line (9), its characterized in that: the wire drawing device is characterized in that a wire drawing hole is formed in the outer wall of the motor casing (8), a motor three-phase wire (9) is fixedly extended to the upper portion of an inner cavity of the wire drawing hole, a motor junction box shell (3) is connected to the periphery of the top of the wire drawing hole through a protruding bead in a threaded mode, a junction box sealing ring (7) is arranged between the motor junction box shell (3) and the protruding bead, the junction box (6) is horizontally located on the left side of the bottom of the inner cavity of the motor junction box shell (3), the junction box (6) and the motor casing (8) are connected through a bolt penetrating through the motor junction box shell (3), a connecting copper bar (4) penetrates through and is fixedly arranged on the junction box (6), the bottom end of the connecting copper bar (4) is fixedly connected with the motor three-phase wire (9), an insulating junction box cover plate (5) is fixedly connected to the right side of the inner wall of the motor casing (, and connect copper bar (4) left end and extend the gap between insulating connection terminal apron (5) and connection terminal (6), the open-top spiro union of motor terminal box casing (3) has motor terminal box lid (1), be provided with terminal box lid sealing washer (2) between motor terminal box casing (3) and motor terminal box lid (1), connect copper bar (4) and be the type of falling L, and the outer end is provided with pipy thermal-insulated conductive pad circle, run through in the bolt outer wall coating of motor terminal box casing (3) has the insulating paint layer.
2. The wiring structure of an electric machine according to claim 1, wherein: and the junction box cover sealing ring (2) and the junction box sealing ring (7) both adopt ethylene propylene rubber O-shaped rings.
3. The wiring structure of an electric machine according to claim 1, wherein: the wire holder (6) comprises a wire holder body made of insulating materials and a copper insert embedded and fixed on the surface of the wire holder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920541753.1U CN211296416U (en) | 2019-04-20 | 2019-04-20 | Wiring structure of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920541753.1U CN211296416U (en) | 2019-04-20 | 2019-04-20 | Wiring structure of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211296416U true CN211296416U (en) | 2020-08-18 |
Family
ID=72020923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920541753.1U Expired - Fee Related CN211296416U (en) | 2019-04-20 | 2019-04-20 | Wiring structure of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211296416U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113746256A (en) * | 2021-09-08 | 2021-12-03 | 万鑫精工(湖南)股份有限公司 | Motor full-sealed junction box |
| CN114123606A (en) * | 2021-10-18 | 2022-03-01 | 西安航天精密机电研究所 | Wiring device for explosion-proof motor |
| WO2022089107A1 (en) * | 2020-10-26 | 2022-05-05 | 奇瑞汽车股份有限公司 | Electric motor system of electric vehicle, and electric vehicle |
-
2019
- 2019-04-20 CN CN201920541753.1U patent/CN211296416U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022089107A1 (en) * | 2020-10-26 | 2022-05-05 | 奇瑞汽车股份有限公司 | Electric motor system of electric vehicle, and electric vehicle |
| CN113746256A (en) * | 2021-09-08 | 2021-12-03 | 万鑫精工(湖南)股份有限公司 | Motor full-sealed junction box |
| CN114123606A (en) * | 2021-10-18 | 2022-03-01 | 西安航天精密机电研究所 | Wiring device for explosion-proof motor |
| CN114123606B (en) * | 2021-10-18 | 2023-03-03 | 西安航天精密机电研究所 | Wiring device for explosion-proof motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210927 Address after: 215000 tower a2-2f-202-37, Tengfei Innovation Park, No. 388, Xinping street, Suzhou Industrial Park, Jiangsu Province (cluster registration) Patentee after: Suzhou Boca Power System Technology Co.,Ltd. Address before: 518000 Yadi village, Kuiyong street, Longgang District, Shenzhen City, Guangdong Province Patentee before: Fu Duo Zhi |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 |