CN214874253U - Insulating sheath and use its machine controller - Google Patents
Insulating sheath and use its machine controller Download PDFInfo
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- CN214874253U CN214874253U CN202023087269.8U CN202023087269U CN214874253U CN 214874253 U CN214874253 U CN 214874253U CN 202023087269 U CN202023087269 U CN 202023087269U CN 214874253 U CN214874253 U CN 214874253U
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Abstract
The utility model discloses an insulating sheath and use its motor controller, insulating sheath includes body of pipe portion and fastening portion, be equipped with the perforating hole that supplies bolt or screw to pass in the middle of body of pipe portion and fastening portion, body of pipe portion and fastening portion are by insulating material integrated manufacturing shaping, surface circumference interval at body of pipe portion is provided with a plurality of burr portions that are used for realizing insulating sheath location installation, when using insulating sheath to realize the box of motor controller and the installation of the part of waiting to install, utilize the inner wall at body of pipe portion's surface burr portion extrusion through-hole to form interference fit and realize the location of insulating sheath, make insulating sheath chucking in this mounting hole, can not loosen easily and take off, and burr portion can also play fine positioning action, make things convenient for the installation of insulating sheath; in addition, the burr part can also play a role in structure reinforcement on the tube body part, and the design ensures that the insulating sheath has high structural strength, concise and accurate installation and positioning, strong installation manufacturability and high reliability.
Description
The technical field is as follows:
the utility model relates to a machine controller field, concretely relates to insulating sheath and use its machine controller.
Background art:
in order to deal with the increasingly prominent problems of contradiction between fuel supply and demand and environmental pollution, major automobile production countries in the world are increasingly deployed, new energy automobiles are vigorously developed, and the processes of technical research and development and industrialization are accelerated. New energy automobiles have become the development direction of the international automobile industry. In the field of low power, the parallel MOS power vehicle becomes one of the important development directions of electric vehicle industrialization at home and abroad due to the characteristics of low cost, light weight of the whole vehicle, strong power performance and the like.
In the field of parallel MOS power vehicles, a motor controller as an important part on an electric vehicle is to be industrialized. Each part in the structural design of the motor controller needs to satisfy: the MOS controller is reasonable and compact, high in installation efficiency, high in safety performance and low in cost, is suitable for the most basic conditions of mass production, and is also the most important characteristic of the MOS controller. In the field of motor controllers, in order to perform anti-creeping treatment on the outside of the motor controller, generally, an insulating sheath is used for mounting a control box of the motor controller and an electrical component to perform anti-creeping treatment on the outside of the motor controller, so that the insulating sheath is an important part in the motor controller, and therefore, the insulating sheath with high structural strength, simple and accurate mounting and positioning and low manufacturing cost is necessary to design.
The invention content is as follows:
the utility model aims at providing a structural strength is high, and the installation location is succinct, accurate, and installation manufacturability is strong, low in manufacturing cost, the high insulating sheath of reliability and use its machine controller.
The purpose of the utility model is realized by the following technical scheme.
The utility model aims at providing an insulating sheath, including the body portion with set up the fastening portion on body portion top, set up the perforating hole that supplies bolt or screw to pass in the centre of body portion and fastening portion, body portion and fastening portion are provided with a plurality of protrusions in the burr portion that body portion surface is used for realizing insulating sheath location installation by insulating material integrated into one piece at the surface circumference interval of body portion by insulating material integrated into one piece.
Preferably, a stepped counter bore is arranged on the fastening part and is communicated with the through hole.
Preferably, the external profile of the body portion is conical, tapering from top to bottom.
Preferably, the burr portion is three, and is evenly distributed on the outer surface of the pipe body portion in the circumferential direction.
Preferably, the tube body portion and the fastening portion are bodies of revolution, and the outer diameter D1 of the fastening portion is larger than the outer diameter D2 of the tube body portion.
Preferably, the burr portion is a bar extending in the axial direction of the pipe body portion.
Another object of the utility model is to provide a motor controller, including controller box, install part and the insulating sheath in controller box inside, controller box sets up the installation step, sets up the screw on the installation step, and the position that corresponds the screw on the part sets up the through-hole, insulating sheath be the aforesaid insulating sheath, insulating sheath's pipe body portion inserts the through-hole the inside, utilizes the inner wall formation interference fit at pipe body portion's surperficial burr portion extrusion through-hole to realize insulating sheath's location, the screw is worn in the through-hole the inside, the fixed mounting of part is realized to the screw the inside on the installation step to the bottom of screw.
Preferably, a stepped counter bore is formed in the fastening portion of the insulating sheath, a gasket is sleeved outside the screw and located inside the stepped counter bore, a screw head of the screw is pressed at one end of the gasket, and the other end of the gasket abuts against the bottom surface of the stepped counter bore.
Compared with the prior art, the utility model, following effect has:
1) an insulating sheath comprises a tube body part and a fastening part arranged at the top end of the tube body part, wherein a through hole for a bolt or a screw to pass through is formed between the tube body part and the fastening part, the tube body part and the fastening part are integrally manufactured and formed by insulating materials, a plurality of burr parts protruding out of the surface of the tube body part and used for realizing the positioning and the installation of the insulating sheath are arranged at intervals in the circumferential direction of the surface of the tube body part, when the insulating sheath is used for realizing the installation of a box body of a motor controller and a part to be installed, the inner wall of the through hole of the part to be installed is extruded by the burr parts on the surface of the tube body part to form interference fit so as to realize the positioning of the insulating sheath, so that the insulating sheath can be clamped in the through hole and cannot be easily loosened, and the burr parts can also play a good positioning role and facilitate the installation of the insulating sheath; in addition, the burr part can also play a role in structure reinforcement on the tube body part, and the design ensures that the insulating sheath has high structural strength, concise and accurate installation and positioning, strong installation manufacturability and high reliability.
2) The utility model provides a motor controller, includes the controller box, installs part and the insulating sheath in controller box inside, the controller box sets up the installation step, sets up the screw on the installation step, and the position that corresponds the screw on the part sets up the through-hole, insulating sheath be the aforesaid insulating sheath, insulating sheath's pipe body portion inserts the through-hole the inside, utilizes the inner wall at pipe body portion's surperficial burr portion extrusion through-hole to form interference fit and realize insulating sheath's location, the screw wears in the perforating hole the inside, the fixed mounting of part is realized to the screw the inside of twisting the bottom of screw on the installation step, simple structure, simple to operate.
3) Other advantages of the present invention will be described in detail in the examples section.
Description of the drawings:
fig. 1 is a schematic perspective view of an insulating sheath according to an embodiment of the present invention;
fig. 2 is a schematic front view of an insulating sheath according to an embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view B-B provided in FIG. 2;
fig. 5 is an internal structure schematic diagram of a use state of the insulating sheath according to the second embodiment of the present invention.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the following detailed description of preferred embodiments and accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1 to 4, the present embodiment provides an insulating sheath, which comprises a tube body 1 and a fastening part 2 disposed at the top end of the tube body 1, a through hole 4 for passing a bolt or a screw is provided between the pipe body 1 and the fastening part 2, the pipe body 1 and the fastening part 2 are integrally formed of an insulating material, a plurality of burr parts 3 which are protruded out of the surface of the pipe body part 1 and are used for realizing the positioning and the installation of the insulating sheath are arranged at intervals on the surface of the pipe body part 1 in the circumferential direction, when the insulating sheath is used for realizing the installation of the box body of the motor controller and the part to be installed, the burr part 3 on the surface of the pipe body part is utilized to extrude the inner wall of the through hole of the part to be installed to form interference fit so as to realize the positioning of the insulating sheath, the insulating sheath can be clamped in the through hole and cannot be easily loosened, and the burr part can play a good positioning role, so that the insulating sheath is convenient to mount; in addition, the burr part can also play a role in structure reinforcement on the tube body part, and the design ensures that the insulating sheath has high structural strength, concise and accurate installation and positioning, strong installation manufacturability and high reliability.
Specifically, the pipe body part 1, the fastening part 2 and the burr part 3 are integrally manufactured and formed by insulating materials, preferably, the insulating materials can be silica gel materials, the materials are easy to obtain, the manufacturing process is simple, the production is convenient and quick, the manufacturing cost can be effectively reduced, and the good anti-creeping performance of the outside of the motor controller can be ensured.
The fastening part 2 is provided with a stepped counter bore 5, the stepped counter bore 5 is communicated with the through hole 4, so that a bolt or a screw can conveniently pass through the stepped counter bore, and the counter bore structure can enhance the locking strength of the bolt or the screw; in addition, the insulating sheath adopts the design, so that the problem that the part to be installed is damaged due to the fact that the bolt head or the screw head directly abuts against the surface of the part to be installed when the bolt or the screw is locked can be effectively avoided.
The appearance profile of the pipe body part 1 is conical, and the pipe body part is tapered from the top to the bottom, so that the insulating sheath can be more conveniently inserted into a through hole of a part to be installed, the insulating sheath is convenient to install, and the installation manufacturability of the insulating sheath is strong.
Burr portion 3 is three, and circumference evenly distributed is at the surface of barrel portion 1, and when making barrel portion 1 install in waiting to install the through-hole of part, the atress is more even, makes insulating sheath installation convenient more, firm.
The pipe body part 1 and the fastening part 2 are revolving bodies, and the outer diameter D1 of the fastening part 2 is larger than the outer diameter D2 of the pipe body part 1, namely, the insulating sheath is designed to be in a step shaft shape, so that the insulating sheath is more convenient to mount and use.
Burr portion 3 is the strip along 1 axial extensions of somatic part, makes the holistic installation intensity of somatic part 1 higher, the installation more firm, and can make insulating sheath's installation location more accurate.
Example two:
as shown in fig. 5, the present embodiment provides a motor controller, which includes a controller box 10, a component 11 installed inside the controller box 10, and an insulating sheath 100, where the controller box 10 is provided with an installation step 13, the installation step 13 is provided with a screw hole 14, the component 11 is provided with a through hole 15 at a position corresponding to the screw hole 14, the insulating sheath 100 is the insulating sheath described in the first embodiment, a pipe body 1 of the insulating sheath 100 is inserted into the through hole 15, the inner wall of the through hole 15 is pressed by a surface burr portion 3 of the pipe body 1 to form interference fit to realize positioning of the insulating sheath 100, a screw 16 is inserted into the through hole 4, the bottom of the screw 16 is screwed into the screw hole 14 on the installation step 13 to realize fixed installation of the component 11, an insulating gasket is further provided between the component 11 and the installation step 13 to enhance insulation of the motor controller, and the structure is simple, the installation is convenient; in this embodiment, the burr 3 may damage the inner wall of the through hole 15 by pressing the inner wall of the through hole 15, so as to prevent the insulating sheath 100 from rotating in the through hole 15, and the component 11 may be an electrical component such as a circuit board or a relay.
Set up ladder counter bore 5 on insulating sheath 100's the fastening portion 2, screw 16 outside cover has gasket 17, and gasket 17 is located ladder counter bore 5 the inside, and screw head 161 of screw 16 is pressed in the one end of gasket 17, and the other end of gasket 17 supports on the bottom surface of ladder counter bore 5, and the practical locking intensity that can strengthen screw 16 of gasket 17, in this embodiment gasket 17 can make the spring shim.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principle of the present invention are equivalent replacement modes, and are all included in the scope of the present invention.
Claims (8)
1. The utility model provides an insulating sheath, includes body portion (1) and sets up fastening portion (2) on body portion (1) top, offers in the centre of body portion (1) and fastening portion (2) and supplies bolt or screw to pass through perforating hole (4), body portion (1) and fastening portion (2) are by insulating material integrated into one piece, its characterized in that: a plurality of burr parts (3) protruding out of the surface of the pipe body part (1) and used for realizing the positioning and installation of the insulating sheath are arranged on the surface of the pipe body part (1) at intervals in the circumferential direction.
2. An insulating sheath according to claim 1, wherein: the fastening part (2) is provided with a stepped counter bore (5), and the stepped counter bore (5) is communicated with the through hole (4).
3. An insulating sheath according to claim 1 or 2, wherein: the outer contour of the tube body part (1) is conical, and the tube body part is tapered from top to bottom.
4. An insulating sheath according to claim 1 or 2, wherein: the number of the burr parts (3) is three, and the burr parts are uniformly distributed on the outer surface of the pipe body part (1) in the circumferential direction.
5. An insulating sheath according to claim 3, wherein: the pipe body (1) and the fastening section (2) are rotators, and the outer diameter D1 of the fastening section (2) is larger than the outer diameter D2 of the pipe body (1).
6. An insulating sheath according to claim 4, wherein: the burr part (3) is a strip-shaped object extending along the axial direction of the pipe body part (1).
7. The utility model provides a motor controller, includes controller box (10), installs part (11) and insulating sheath (100) inside controller box (10), and controller box (10) sets up installation step (13), sets up screw (14) on installation step (13), and the position that corresponds screw (14) on part (11) sets up through-hole (15), its characterized in that: the insulating sheath (100) is the insulating sheath according to any one of claims 1 to 6, the pipe body part (1) of the insulating sheath (100) is inserted into the through hole (15), the inner wall of the through hole (15) is extruded by the burr part (3) on the surface of the pipe body part (1) to form interference fit to realize the positioning of the insulating sheath (100), the screw (16) penetrates into the through hole (4), and the bottom of the screw (16) is screwed into the screw hole (14) on the mounting step (13) to realize the fixed mounting of the part (11).
8. A motor controller according to claim 7, wherein: set up ladder counter bore (5) on fastening portion (2) of insulating sheath (100), screw (16) outside cover has gasket (17), and gasket (17) are located ladder counter bore (5) the inside, and screw head (161) of screw (16) are pressed in the one end of gasket (17), and the other end of gasket (17) supports on the bottom surface of ladder counter bore (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023087269.8U CN214874253U (en) | 2020-12-21 | 2020-12-21 | Insulating sheath and use its machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023087269.8U CN214874253U (en) | 2020-12-21 | 2020-12-21 | Insulating sheath and use its machine controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214874253U true CN214874253U (en) | 2021-11-26 |
Family
ID=78932603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023087269.8U Active CN214874253U (en) | 2020-12-21 | 2020-12-21 | Insulating sheath and use its machine controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214874253U (en) |
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2020
- 2020-12-21 CN CN202023087269.8U patent/CN214874253U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220802 Address after: 201800 No. 300, Hengyu Road, Jiading District, Shanghai Patentee after: SHANGHAI AUTOMOBILE ELECTRIC DRIVE Co.,Ltd. Address before: 1 Caihe Road, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing 102600 Patentee before: BAIC & BROAD-OCEAN MOTOR TECHNOLOGY CO.,LTD. |