CN218142014U - Electronic surfboard that radiating effect is good - Google Patents
Electronic surfboard that radiating effect is good Download PDFInfo
- Publication number
- CN218142014U CN218142014U CN202122040071.2U CN202122040071U CN218142014U CN 218142014 U CN218142014 U CN 218142014U CN 202122040071 U CN202122040071 U CN 202122040071U CN 218142014 U CN218142014 U CN 218142014U
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- bottom cover
- surfboard
- circuit board
- control circuit
- main control
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Abstract
The utility model relates to the field of electric surfboards, the circuit board of the existing electric surfboard has poor heat dissipation, the utility model provides an electric surfboard with good heat dissipation effect, which comprises a surfboard body, a battery pack module and a water jet propulsion pump module; the lower surface of the tail part of the surfboard body is provided with a second accommodating groove for installing a water jet propulsion pump module; the water jet propulsion pump module comprises an impeller, a motor for driving the impeller, a main control circuit board provided with a motor driving circuit and a bottom cover for fixing the main control circuit board and the motor in the second accommodating groove, and the main control circuit board is connected with the battery pack module; the bottom cover is provided with a water inlet channel, and the impeller is arranged in the water inlet channel; the bottom cover covers the second accommodating groove and is fixed with the surfboard body; the main control circuit board is fixed on the inner surface of the bottom cover and used for conducting heat to the bottom cover and utilizing flowing water on the outer surface of the bottom cover to dissipate heat and cool during working, and the heat dissipation effect is good.
Description
Technical Field
The utility model relates to an electronic surfboard field, concretely relates to electronic surfboard that radiating effect is good.
Background
An electric surfboard is a surfboard that drives a water jet propulsion pump by means of a lithium battery. The existing electric surfboard comprises a surfboard body, a battery pack and a water jet propulsion pump. The surfboard is characterized in that an accommodating cavity for accommodating the battery pack and the water jet propulsion pump is arranged in the surfboard body, the tail of the surfboard body is hollow under general conditions, and components such as the water jet propulsion pump, a water inlet runner and the like are plugged into the surfboard body from the tail. The motor of the water jet propulsion pump generally adopts a direct-current brushless motor, the on-off of each power tube of an inverter bridge needs to be controlled through a driving circuit during working, continuous torque is generated, electronic components of the driving circuit can generate a large amount of heat in the working process, the heat is accumulated in a closed surfing board body, if the heat cannot be timely dissipated, the temperature in the surfing board body can be continuously increased, the electronic components are exposed to high temperature to work, and the service life of the electronic components can be shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome above-mentioned current electronic surfboard's the poor defect of circuit board heat dissipation, provide an electronic surfboard that the radiating effect is good.
In order to achieve the above object, the utility model discloses a following technical scheme can realize: an electric surfboard with good heat dissipation effect comprises a surfboard body, a battery pack module and a water jet propulsion pump module; the lower surface of the tail part of the surfboard body is provided with a second accommodating groove for installing a water jet propulsion pump module;
the water jet propulsion pump module comprises an impeller, a motor for driving the impeller, a main control circuit board provided with a motor driving circuit and a bottom cover for fixing the main control circuit board and the motor in the second accommodating groove, and the main control circuit board is connected with the battery pack module;
the bottom cover is provided with a water inlet channel, and the impeller is arranged in the water inlet channel; the bottom cover covers the second accommodating groove and is fixed with the surfboard body;
the main control circuit board is fixed on the inner surface of the bottom cover and used for conducting heat to the bottom cover and utilizing running water on the outer surface of the bottom cover to dissipate heat and reduce temperature during working.
The utility model discloses further preferred scheme does: the main control circuit board comprises at least two layers of substrates, wherein the outermost substrate close to the bottom cover is a heat conducting substrate.
The utility model discloses further preferred scheme does: the heat conducting substrate is an aluminum substrate or an aluminum alloy substrate.
The utility model discloses further preferred scheme does: and a heat-conducting filler is also arranged between the heat-conducting substrate and the bottom cover.
The utility model discloses further preferred scheme does: the heat-conducting filler is heat-conducting silicone grease.
The utility model discloses further preferred scheme does: the bottom cover is provided with a sealing cover for waterproof sealing of the main control circuit board, and the main control circuit board is sealed on the bottom cover by the sealing cover.
The utility model discloses further preferred scheme does: the sealing cover is provided with an injection port for injecting electronic pouring sealant, and the main control circuit board and the bottom cover conduct heat through the electronic pouring sealant.
The utility model discloses further preferred scheme does: the bottom cover is provided with a base station protruding out of the inner surface, and the main control circuit board and the sealing cover are arranged on the base station; a through hole for water to flow in and out is formed in the second accommodating groove or the bottom cover; when the surfboard body floats on the water surface, water flow can enter the second accommodating groove through the through hole, and the base platform is immersed in the water flow to dissipate heat and cool.
The utility model discloses further preferred scheme does: the bottom cover comprises a first cover plate, a second cover plate and a third cover plate which are sequentially arranged on the second accommodating groove; the base station is arranged on the first cover plate, the water inlet channel is arranged on the second cover plate, the third cover plate is positioned at the tail end of the surfboard body, and the through hole is formed in the third cover plate.
To sum up, the utility model discloses following beneficial effect has: the main control circuit board is fixed on the inner surface of the bottom cover, heat can be conducted to the bottom cover during working, flowing water on the outer surface of the bottom cover is utilized for heat dissipation, the heat dissipation effect is good, the main control circuit board can be effectively cooled, and therefore the service life of electronic components on the main control circuit board is prolonged.
Drawings
Fig. 1 is an exploded view of the electric surfboard described in embodiment 1.
Fig. 2 is a schematic structural view of the battery module and the water jet propulsion pump module described in embodiment 1.
FIG. 3 is a cross-sectional view of the bottom cover and the water jet propulsion pump module in example 1.
Fig. 4 is a sectional view of the electric surfboard according to embodiment 1.
Wherein: 100. a surfboard body; 110. a second accommodating groove; 200. a battery module; 300. a water jet propulsion pump module; 310. a main control circuit board; 400. a bottom cover; 410. a first cover plate; 411. a base station; 412. a sealing cover; 420. a second cover plate; 421. a water inlet channel; 430. a third cover plate; 431. and a through hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Example 1:
as shown in fig. 1-4, the present invention provides an electric surfboard with good heat dissipation effect, which includes a surfboard body 100, a battery module 200, and a water jet propulsion pump module 300. The surfboard body 100 is provided with a first receiving groove for mounting the battery module 200 on the upper surface thereof, and a second receiving groove 110 for mounting the water jet propulsion pump module 300 on the lower surface of the tail thereof, and the battery module 200 and the water jet propulsion pump module 300 are connected by a cable.
The water jet propulsion pump module 300 includes an impeller, a motor for driving the impeller, a main control circuit board 310 provided with a motor driving circuit, and a bottom cover 400 for fixing the main control circuit board 310 and the motor in the second receiving groove 110, and the main control circuit board 310 is connected to the battery module 200.
A water inlet channel 421 is arranged on the bottom cover 400, and the impeller is arranged in the water inlet channel 421; the bottom cover 400 covers the second receiving groove 110 and is fixed to the surfboard body 100. In this embodiment, the motor includes an outer stator and an inner rotor, the outer stator is sleeved outside the water inlet passage 421, and the inner rotor is disposed in the water inlet passage 421 and connected to the impeller through the transmission shaft.
The main control circuit board 310 is fixed on the inner surface of the bottom cover 400, and is configured to conduct heat to the bottom cover 400 and dissipate heat and cool by using running water on the outer surface of the bottom cover 400 during operation.
Specifically, the main control circuit board 310 includes two layers of substrates (or more than two layers), wherein the outermost layer of substrate near the bottom cover 400 is a heat conducting substrate, and the heat conducting substrate is an aluminum substrate (or an aluminum alloy substrate), and heat can be conducted rapidly through the aluminum substrate. In addition, a heat conductive filler is further disposed between the heat conductive substrate and the bottom cover 400, and the heat conductive filler is preferably heat conductive silicone grease. By filling the heat conductive silicone grease between the heat conductive substrate and the bottom cover 400, the heat conductive substrate and the bottom cover 400 can be more sufficiently contacted, and the heat conduction efficiency can be improved.
In order to increase the waterproof property, a sealing cover 412 for waterproof sealing of the main control circuit board 310 is provided on the bottom cover 400, and the main control circuit board 310 is sealed on the bottom cover 400 by the sealing cover 412. Meanwhile, an injection port for injecting electronic potting adhesive is formed in the sealing cover 412, and heat conduction is performed between the main control circuit board 310 and the bottom cover 400 by filling the electronic potting adhesive.
With such an arrangement, the heat of the main control circuit board 310 can be conducted to the sealing cover 412 through the potting adhesive, and the area of the sealing cover 412 is large, so as to improve the heat dissipation efficiency.
In addition, a base 411 protruding from an inner surface is provided on the bottom cover 400, and the main control circuit board 310 and the sealing cap 412 are provided on the base 411. A through hole 431 through which water flows in and out is formed in the bottom cover 400 (or the second receiving groove 110). When the surfboard body 100 floats on the water surface, water flow can enter the second accommodating groove 110 through the through hole 431 and immerse the base 411 in the water flow for heat dissipation and cooling.
More specifically, the bottom cover 400 includes a first cover plate 410, a second cover plate 420 and a third cover plate 430 sequentially disposed on the second receiving groove 110. The base 411 is disposed on the first cover plate 410, the water inlet channel 421 is disposed on the second cover plate 420, the third cover plate 430 is disposed at the end of the surfboard body 100, and the through hole 431 is disposed on the third cover plate 430.
Claims (9)
1. An electric surfboard with good heat dissipation effect comprises a surfboard body, a battery pack module and a water jet propulsion pump module; the surfboard is characterized in that a second accommodating groove for installing a water jet propulsion pump module is formed in the lower surface of the tail of the surfboard body;
the water jet propulsion pump module comprises an impeller, a motor for driving the impeller, a main control circuit board provided with a motor driving circuit and a bottom cover for fixing the main control circuit board and the motor in the second accommodating groove, and the main control circuit board is connected with the battery pack module;
the bottom cover is provided with a water inlet channel, and the impeller is arranged in the water inlet channel; the bottom cover covers the second accommodating groove and is fixed with the surfboard body;
the main control circuit board is fixed on the inner surface of the bottom cover and used for conducting heat to the bottom cover and utilizing running water on the outer surface of the bottom cover to dissipate heat and reduce temperature during working.
2. The electric surfboard of claim 1, wherein the master control circuit board comprises at least two layers of substrates, wherein an outermost layer of the substrates adjacent to the bottom cover is a thermally conductive substrate.
3. The electric surfboard of claim 2, wherein the thermally conductive substrate is an aluminum substrate or an aluminum alloy substrate.
4. The electric surfboard of claim 2, further comprising a thermally conductive filler between the thermally conductive base plate and the bottom cover.
5. The electric surfboard of claim 4, wherein the thermally conductive filler is a thermally conductive silicone grease.
6. The electric surfboard of claim 1, wherein the bottom cover is provided with a sealing cover for waterproof sealing of the main control circuit board, and the sealing cover seals the main control circuit board to the bottom cover.
7. The electric surfboard of claim 6, wherein the sealing cover is provided with an injection port for injecting electronic potting adhesive, and the electronic potting adhesive is filled between the main control circuit board and the bottom cover for heat conduction.
8. The electric surfboard of claim 6, wherein the bottom cover is provided with a base protruding from an inner surface, and the main control circuit board and the sealing cover are provided on the base; a through hole for water to flow in and out is formed in the second accommodating groove or the bottom cover; when the surfboard body floats on the water surface, water flow can enter the second accommodating groove through the through hole and enable the base platform to be immersed in the water flow for heat dissipation and cooling.
9. The electric surfboard of claim 8, wherein the bottom cover comprises a first cover plate, a second cover plate and a third cover plate sequentially disposed on the second receiving groove; the base station is arranged on the first cover plate, the water inlet channel is arranged on the second cover plate, the third cover plate is positioned at the tail end of the surfboard body, and the through hole is formed in the third cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122040071.2U CN218142014U (en) | 2021-08-26 | 2021-08-26 | Electronic surfboard that radiating effect is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122040071.2U CN218142014U (en) | 2021-08-26 | 2021-08-26 | Electronic surfboard that radiating effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218142014U true CN218142014U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122040071.2U Active CN218142014U (en) | 2021-08-26 | 2021-08-26 | Electronic surfboard that radiating effect is good |
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| Country | Link |
|---|---|
| CN (1) | CN218142014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113187735A (en) * | 2021-06-04 | 2021-07-30 | 浙江风回科技有限公司 | High-speed water jet propulsion pump and power surfboard |
-
2021
- 2021-08-26 CN CN202122040071.2U patent/CN218142014U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113187735A (en) * | 2021-06-04 | 2021-07-30 | 浙江风回科技有限公司 | High-speed water jet propulsion pump and power surfboard |
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