CN111741639A - Motor controller with waterproof device - Google Patents
Motor controller with waterproof device Download PDFInfo
- Publication number
- CN111741639A CN111741639A CN202010716739.8A CN202010716739A CN111741639A CN 111741639 A CN111741639 A CN 111741639A CN 202010716739 A CN202010716739 A CN 202010716739A CN 111741639 A CN111741639 A CN 111741639A
- Authority
- CN
- China
- Prior art keywords
- motor controller
- cavity
- waterproof device
- shaped plates
- waterproof
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/069—Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
Abstract
The invention provides a motor controller with a waterproof device, which comprises a motor controller and a waterproof shell, wherein the waterproof shell is of a closed shell structure, a first partition plate and a second partition plate are sequentially arranged in the waterproof shell from top to bottom, the first partition plate and the second partition plate divide the interior of the waterproof shell into a first cavity, a second cavity and a third cavity from top to bottom, and the motor controller is arranged in the third cavity in the middle through a limiting structure and a damping structure; the second baffle is located the both sides are provided with the circulation mouth respectively about the machine controller, just the second baffle is located circulation mouth department on machine controller right side is provided with the circulation fan, evenly run through on the first baffle and be provided with the heat conduction stick, first intracavity top is provided with radiator fan, just be provided with ventilation structure on the border lateral wall in first chamber. The motor controller can realize waterproof, shockproof, anti-collision and anti-overheating protection on the motor controller through the waterproof shell.
Description
Technical Field
The invention relates to the technical field of motor controllers, in particular to a motor controller with a waterproof device.
Background
The motor controller is an integrated circuit which controls the motor to work according to the set direction, speed, angle and response time through active work.
In the electric vehicle, the motor controller is used for converting the electric energy stored in the power battery into the electric energy required by the driving motor according to instructions of gears, an accelerator, a brake and the like so as to control the running states of the electric vehicle such as starting operation, advancing and retreating speed, climbing force and the like, or assisting the electric vehicle to brake and storing part of brake energy into the power battery. It is one of the key components of an electric vehicle.
As can be seen from the above, the motor controller is one of the major control components, and it is necessary to protect the electric vehicle from water, overheating or damage due to vibration.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a motor controller with a waterproof device.
The invention is realized by the following technical scheme:
the invention provides a motor controller with a waterproof device, which comprises a motor controller and a waterproof shell, wherein the waterproof shell is of a closed shell structure, a first partition plate and a second partition plate are sequentially arranged in the waterproof shell from top to bottom, the first partition plate and the second partition plate divide the interior of the waterproof shell into a first cavity, a second cavity and a third cavity from top to bottom, and the motor controller is centrally arranged in the third cavity through a limiting structure and a damping structure;
the second baffle is located the both sides are provided with the circulation mouth respectively about the machine controller, just the second baffle is located circulation mouth department on machine controller right side is provided with the circulation fan, evenly run through on the first baffle and be provided with the heat conduction stick, first intracavity top is provided with radiator fan, just be provided with ventilation structure on the border lateral wall in first chamber.
Preferably, limit structure includes two sets of U-shaped boards, and every group U-shaped board includes two relative U-shaped boards that put, and wherein a set of U-shaped board sets up second baffle bottom, and another set of U-shaped board sets up bottom in the third chamber, machine controller sets up the inboard of two sets of U-shaped boards.
Preferably, the damping structure comprises two corrugated spring plates, the two corrugated spring plates are correspondingly and horizontally arranged on the inner sides of the two groups of U-shaped plates, one of the two corrugated spring plates is arranged between the top of the motor controller and the bottom of the second partition plate in a pressing mode, and the other corrugated spring plate is arranged between the bottom of the motor controller and the bottom of the third cavity in a pressing mode.
Preferably, the heat conducting rod is a vertically arranged copper rod or aluminum rod, the upper part of the heat conducting rod is positioned in the first cavity, and the lower part of the heat conducting rod is positioned in the second cavity.
Preferably, the ventilation structure includes air-supply line and air-out pipe, the air-supply line with the air-out pipe all faces first intracavity slope upwards sets up.
Preferably, the air inlet pipe is located at the position above the fan blades of the heat dissipation fan, and the air outlet pipe is located at the position below the fan blades of the heat dissipation fan.
Preferably, the front side and the rear side of the motor controller are respectively provided with a radiating fin.
In the embodiment, the waterproof shell can realize waterproof, shockproof, anti-collision and anti-overheating protection on the motor controller, so that the motor controller is prevented from being damaged, and the service life of the motor controller is prolonged.
Drawings
Fig. 1 is a schematic external structural view of a motor controller with a waterproof device according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of a motor controller with a waterproof device according to an embodiment of the present invention;
fig. 3 is a schematic internal sectional view of a motor controller with a waterproof device according to an embodiment of the present invention.
In the figure: 1-a motor controller; 2-a waterproof housing; 3-a first separator; 4-a second separator; 5-a first cavity; 6-a second cavity; 7-a third chamber; 8-flow ports; 9-a circulation fan; 10-a heat conducting rod; 11-a heat dissipation fan; 12-U-shaped plate; 13-a corrugated spring plate; 14-an air inlet pipe; 15-air outlet pipe; 16-Heat sink fins.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to facilitate understanding of the motor controller with a waterproof device provided in the embodiments of the present invention, the following detailed description is made with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, fig. 1 is a schematic external structural diagram of a motor controller with a waterproof device according to an embodiment of the present invention, and fig. 2 is a schematic internal structural diagram of the motor controller with the waterproof device according to the embodiment of the present invention.
As shown in fig. 1 and 2, the motor controller with a waterproof device includes a motor controller 1 and a waterproof housing 2, and in this embodiment, the waterproof housing 2 has a sealed casing structure.
Referring to fig. 3, fig. 3 is a schematic cross-sectional view of an interior of a motor controller with a waterproof device according to an embodiment of the present invention.
As shown in fig. 3, the interior of the waterproof housing 2 is sequentially provided with a first partition plate 3 and a second partition plate 4 from top to bottom, the peripheries of the first partition plate 3 and the second partition plate 4 are fixedly connected with the inner walls of the waterproof housing 2, and the interior of the waterproof housing 2 is sequentially separated into a first cavity 5, a second cavity 6 and a third cavity 7 from top to bottom by the first partition plate 3 and the second partition plate 4. Motor controller 1 sets up centrally in third chamber 7 through limit structure and shock-absorbing structure.
Referring to fig. 2 and 3, the limiting structure includes two sets of U-shaped plates, each set of U-shaped plates includes two U-shaped plates 12 disposed opposite to each other. In this embodiment, one group of U-shaped plates is fixedly disposed at the bottom of the second partition plate 4, the other group of U-shaped plates is fixedly disposed at the bottom of the third chamber 7, and the two groups of U-shaped plates are disposed in a vertically corresponding manner.
As shown in fig. 2, the motor controller 1 is limited and arranged at the inner side of the two groups of U-shaped plates. It should be noted here that, when the motor controller 1 is disposed inside the two sets of U-shaped plates in a limited manner, gaps are formed between the peripheral outer walls of the motor controller 1 and the peripheral inner walls of the waterproof housing 2, and the waterproof housing 2 plays a certain role in collision protection for the motor controller 1.
With continued reference to fig. 2 and 3, the shock-absorbing structure includes two corrugated spring plates 13, the two corrugated spring plates 13 are correspondingly and horizontally disposed on the inner sides of the two groups of U-shaped plates, one of the corrugated spring plates 12 is disposed between the top of the motor controller 1 and the bottom of the second partition plate 4 in a pressing manner, and the other corrugated spring plate 13 is disposed between the bottom of the motor controller 1 and the bottom of the third cavity 7 in a pressing manner.
In this embodiment, through the above-mentioned limit structure with the spacing intermediate position that sets up in third chamber 7 of motor controller 1, motor controller 1 can move about from top to bottom in the inboard of two sets of U-shaped boards from top to bottom, and because motor controller 1 top and bottom have supported respectively to press on a ripple spring board 12, when motor controller 1 receives vibrations, realize the shock attenuation buffering to motor controller 1 through two ripple spring boards 12, help carrying out shock attenuation protection to motor controller 1 like this.
Continuing to refer to fig. 3, the second partition plate 4 is located at the left and right sides of the motor controller 1 and is provided with the circulation port 8 respectively, the circulation fan 9 is arranged at the circulation port 8 located at the right side of the motor controller 1 on the second partition plate 4, the circulation fan 9 is started, under the action of the circulation fan 9, the air in the second chamber 6 enters the third chamber 7 through the circulation port 8 located at the right side of the motor controller 1 on the second partition plate 4, then flows through the front and back sides of the motor controller 1 respectively, and then flows back to the second chamber 6 from the circulation port 8 located at the left side of the motor controller 1 on the second partition plate 4, so as to form the circulation flow of the air in the second chamber 6 and the third chamber 7.
In the air circulation flowing process, when air flows through the front side and the rear side of the motor controller 1, the heat emitted by the motor controller 1 is brought to the second chamber 6, that is, the air carries the heat and then flows back to the second chamber 6. In order to dissipate heat of air flowing back into the second cavity 6, the first partition plate 3 is uniformly and fixedly provided with a heat conducting rod 10 in a penetrating mode, the heat conducting rod 10 is a vertically arranged copper rod or aluminum rod, the upper portion of the heat conducting rod 10 is located in the first cavity 5, and the lower portion of the heat conducting rod 10 is located in the second cavity 6.
Through setting up heat conduction stick 10, the air that flows back to second chamber 6 after absorbing the heat from third chamber 7 can flow through heat conduction stick 10 lower part, and the heat in the air passes through heat conduction stick 10 and transmits to first chamber 5 like this to the realization is at the inside effect of cooling down to the air of second chamber 6, and the air reenters third chamber 7 after cooling down in second chamber 6, with this heat dissipation protection to motor controller 1 of realization. In order to improve the heat dissipation effect of the motor controller 1, heat dissipation fins 16 are respectively provided on the front and rear sides of the motor controller 1.
The heat conducting rod 10 absorbs heat in the air in the second cavity 6, and the heat is transferred into the first cavity 5 through the heat conducting rod 10, specifically, the heat is transferred to the upper part of the heat conducting rod 10, and the upper part of the heat conducting rod 10 is located in the first cavity 5. For this purpose, a heat dissipation fan 11 is arranged at the top in the first cavity 3, and a ventilation structure is arranged on the peripheral side wall of the first cavity 3, so that the heat dissipation fan 11 is turned on and the flow of the outside air and the air in the first cavity 5 is accelerated in cooperation with the ventilation structure, thereby facilitating the rapid heat dissipation of the heat conduction rod 10.
In this embodiment, the ventilation structure includes the air inlet pipe 14 and the air outlet pipe 15, and the air inlet pipe 14 and the air outlet pipe 15 are both set up towards the first chamber 5 interior slant upwards to air inlet pipe 14 and air outlet pipe 15 are evenly fixed inserting on the lateral wall all around of first chamber 5 and are established. The opening of the one end that air-supply line 14 is located first chamber 5 is located the top of radiator fan 11's flabellum, when radiator fan 11 opens like this, be convenient for outside air passes through air-supply line 14 and gets into first chamber 5 in, the opening that goes out the one end that tuber pipe 15 is located first chamber 5 is located the below of radiator fan 11's flabellum, under radiator fan 11's effect, outside air is evenly blown to heat conduction stick 10 on, then send out outside first chamber 5 through going out tuber pipe 15, realize cold and hot air's exchange, in order to realize good radiating effect to heat conduction stick 10.
In this embodiment, the air inlet pipe 14 and the air outlet pipe 15 are both arranged to be inclined upwards towards the inside of the first cavity 5, so that external rainwater is not easy to enter the first cavity 5 through the air inlet pipe 14 and the air outlet pipe 15, and the damage of the cooling fan 11 due to the wetting by rainwater is avoided.
Furthermore, waterproof cotton balls can be arranged at the openings of the air inlet pipe 14 and the air outlet pipe 15, which extend to one end in the first cavity 5, so that the waterproof effect of the invention is further mentioned.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A motor controller with a waterproof device, comprising: the motor controller is arranged in the third cavity in the middle through a limiting structure and a damping structure;
the second baffle is located the both sides are provided with the circulation mouth respectively about the machine controller, just the second baffle is located circulation mouth department on machine controller right side is provided with the circulation fan, evenly run through on the first baffle and be provided with the heat conduction stick, first intracavity top is provided with radiator fan, just be provided with ventilation structure on the border lateral wall in first chamber.
2. The motor controller with waterproof device according to claim 1, wherein the limiting structure comprises two sets of U-shaped plates, each set of U-shaped plates comprises two U-shaped plates disposed oppositely, one set of U-shaped plates is disposed at the bottom of the second partition, the other set of U-shaped plates is disposed at the bottom of the third cavity, and the motor controller is disposed inside the two sets of U-shaped plates.
3. The motor controller with a waterproof device according to claim 2, wherein the damping structure comprises two corrugated spring plates, the two corrugated spring plates are correspondingly and horizontally arranged on the inner sides of the two groups of U-shaped plates, one of the corrugated spring plates is arranged between the top of the motor controller and the bottom of the second partition plate in a pressing manner, and the other corrugated spring plate is arranged between the bottom of the motor controller and the bottom of the third cavity in a pressing manner.
4. The motor controller with a waterproof device according to claim 1, wherein the heat conducting rod is a vertically arranged copper rod or aluminum rod, an upper portion of the heat conducting rod is located in the first cavity, and a lower portion of the heat conducting rod is located in the second cavity.
5. The motor controller with waterproof device according to claim 1, wherein the ventilation structure includes an air inlet pipe and an air outlet pipe, and both the air inlet pipe and the air outlet pipe are disposed obliquely upward toward the first chamber.
6. The motor controller with a waterproof device according to claim 5, wherein the opening of the air inlet pipe at one end in the first cavity is located above the fan blades of the cooling fan, and the opening of the air outlet pipe at one end in the first cavity is located below the fan blades of the cooling fan.
7. The motor controller with a waterproof device according to claim 1, wherein heat radiating fins are provided on front and rear sides of the motor controller, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010716739.8A CN111741639A (en) | 2020-07-23 | 2020-07-23 | Motor controller with waterproof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010716739.8A CN111741639A (en) | 2020-07-23 | 2020-07-23 | Motor controller with waterproof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111741639A true CN111741639A (en) | 2020-10-02 |
Family
ID=72657413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010716739.8A Pending CN111741639A (en) | 2020-07-23 | 2020-07-23 | Motor controller with waterproof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111741639A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112449560A (en) * | 2020-11-30 | 2021-03-05 | 延安大学 | Intelligent energy controller with waterproof and dustproof functions |
| CN115604964A (en) * | 2022-12-14 | 2023-01-13 | 山西省机电设计研究院有限公司（Cn） | Suspension type air-cooled motor controller |
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| KR20000006776U (en) * | 1998-09-21 | 2000-04-25 | 한희복 | Power cord with prefabricated insulation sleeve |
| CN104797097A (en) * | 2015-05-12 | 2015-07-22 | 苏州携旅网络技术有限公司 | Intelligent double-box-body overlapped type heat-dissipation communication cabinet |
| CN204668755U (en) * | 2015-04-24 | 2015-09-23 | 江苏安方电力科技有限公司 | The powered cabinet of a kind of low pressure |
| CN205510058U (en) * | 2016-04-19 | 2016-08-24 | 南阳医学高等专科学校 | Computer fiber optical transceiver |
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| CN207530594U (en) * | 2017-12-15 | 2018-06-22 | 佛山市凯拓电源设备有限公司 | A kind of ups power protects shell |
| CN208157930U (en) * | 2018-05-06 | 2018-11-27 | 芜湖森淼电气有限公司 | The distribution box body of high efficiency and heat radiation |
| CN210519242U (en) * | 2019-09-07 | 2020-05-12 | 深圳市润泽五洲电子科技有限公司 | Vehicle earth magnetism induction detection circuit board |
| CN211046033U (en) * | 2019-11-26 | 2020-07-17 | 安徽安德建筑设计有限公司 | Green building electric energy electrical system |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000006776U (en) * | 1998-09-21 | 2000-04-25 | 한희복 | Power cord with prefabricated insulation sleeve |
| CN204668755U (en) * | 2015-04-24 | 2015-09-23 | 江苏安方电力科技有限公司 | The powered cabinet of a kind of low pressure |
| CN104797097A (en) * | 2015-05-12 | 2015-07-22 | 苏州携旅网络技术有限公司 | Intelligent double-box-body overlapped type heat-dissipation communication cabinet |
| CN205510058U (en) * | 2016-04-19 | 2016-08-24 | 南阳医学高等专科学校 | Computer fiber optical transceiver |
| CN107249267A (en) * | 2017-07-10 | 2017-10-13 | 河南宏骏通信工程有限公司 | A kind of communication equipment protector |
| CN207530594U (en) * | 2017-12-15 | 2018-06-22 | 佛山市凯拓电源设备有限公司 | A kind of ups power protects shell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112449560A (en) * | 2020-11-30 | 2021-03-05 | 延安大学 | Intelligent energy controller with waterproof and dustproof functions |
| CN115604964A (en) * | 2022-12-14 | 2023-01-13 | 山西省机电设计研究院有限公司（Cn） | Suspension type air-cooled motor controller |
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Application publication date: 20201002 |