CN117042286A - Heat dissipation water conservancy diversion connecting device - Google Patents
Heat dissipation water conservancy diversion connecting device Download PDFInfo
- Publication number
- CN117042286A CN117042286A CN202311123069.9A CN202311123069A CN117042286A CN 117042286 A CN117042286 A CN 117042286A CN 202311123069 A CN202311123069 A CN 202311123069A CN 117042286 A CN117042286 A CN 117042286A
- Authority
- CN
- China
- Prior art keywords
- aluminum
- connecting strip
- aluminum connecting
- power board
- board
- 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
Links
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 129
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 128
- 230000000694 effects Effects 0.000 abstract description 4
- 239000004411 aluminium Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000012946 outsourcing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
- H05K1/0204—Cooling of mounted components using means for thermal conduction connection in the thickness direction of the substrate
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
-
- 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
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
- H05K1/116—Lands, clearance holes or other lay-out details concerning the surrounding of a via
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a heat dissipation and flow guide connecting device, which relates to the technical field of heat dissipation of current boards, wherein the device is used for connecting a power board with a control board to form a large-current protection board, and comprises an aluminum base and a plurality of aluminum connecting strips; at least one diversion hole and at least four fixing holes are arranged on the aluminum connecting strip; the power board is arranged on the aluminum base; the aluminum base is used for radiating the power board; for any aluminum connecting strip, the aluminum connecting strip is arranged between the power board and the control board, so that the aluminum connecting strip is downwards arranged on the power board through at least two fixing holes, the aluminum connecting strip is upwards arranged on the control board through at least two fixing holes, and high-current conduction between the power board and the control board is realized through the diversion holes. The invention improves the heat dissipation effect and reduces the cost.
Description
Technical Field
The invention relates to the technical field of heat dissipation of current boards, in particular to a heat dissipation flow guide connecting device.
Background
The traditional power board adopts the mode of relay, and the cost is great, and occupation space is many, and with the connection pencil of control panel many, it is complicated to connect, and whole heat dissipation is slower. When the high current is conducted between the power board and the control board, if the traditional copper board or the outsourcing high current connector is adopted, the cost is high, and the occupied space is large.
Disclosure of Invention
The invention aims to provide a heat dissipation flow guide connecting device, which improves the heat dissipation effect and reduces the cost.
In order to achieve the above object, the present invention provides the following solutions:
a heat dissipation and flow guide connecting device is used for connecting a power board and a control board to form a high-current protection board, and comprises an aluminum base and a plurality of aluminum connecting strips; at least one diversion hole and at least four fixing holes are formed in the aluminum connecting strip;
the power board is arranged on the aluminum base; the aluminum base is used for radiating the power board;
for any aluminum connecting strip, set up between the power board with the control panel the aluminum connecting strip, with will through at least two the fixed orifices will the aluminum connecting strip sets up downwards on the power board, will through at least two the fixed orifices will the aluminum connecting strip upwards sets up on the control panel, through the water conservancy diversion hole realization the power board with heavy current conduction between the control panel.
Optionally, the number of the aluminum connecting strips is five.
Optionally, the five aluminum connecting strips are a first aluminum connecting strip, a second aluminum connecting strip, a third aluminum connecting strip, a fourth aluminum connecting strip and a fifth aluminum connecting strip respectively;
the diversion holes of the first aluminum connecting strips are used for connecting the power board with the load positive end on the control board;
the flow guide hole of the second aluminum connecting strip is used for connecting the power board and the positive end of the charger on the control board;
the flow guide hole of the third aluminum connecting strip is used for connecting the power board with the positive end of the battery on the control board;
the flow guide hole of the fourth aluminum connecting strip is used for connecting the power plate with the negative end of the battery on the control panel;
and the flow guide hole of the fifth aluminum connecting strip is used for connecting the power plate with the negative end of the load on the control board/the negative end of the charger.
Optionally, the lengths of the first aluminum connecting strip, the second aluminum connecting strip and the third aluminum connecting strip are the same and are all the first preset values; the lengths of the fourth aluminum connecting strip and the fifth aluminum connecting strip are the same and are both second preset values; the first preset value is greater than the second preset value.
Optionally, the setting directions of the first aluminum connecting strip, the second aluminum connecting strip and the third aluminum connecting strip are the same and are all the first directions; the arrangement directions of the fourth aluminum connecting strip and the fifth aluminum connecting strip are the same and are the second directions; the first direction is perpendicular to the second direction.
Optionally, the fixing hole is a screw fixing hole.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention discloses a heat dissipation and flow guide connecting device, which comprises an aluminum base and a plurality of aluminum connecting strips; the power board is arranged on the aluminum base, and the aluminum base is used for radiating the power board when supporting the power board so as to achieve a better radiating effect. Set up the aluminium connecting strip between power board and the control panel to set up the aluminium connecting strip downwards on the power board through the fixed orifices on the aluminium connecting strip, upwards set up the aluminium connecting strip on the control panel, realize the heavy current conduction between power board and the control panel through the water conservancy diversion hole, thereby reduce the quantity of external part, reduce use cost when occupation space. And moreover, the diversion holes are adopted to replace copper plates and some outsourcing high-current connectors, so that a large number of wire harnesses can be reduced, and the cost and the space are further reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a heat dissipation and flow guiding connection device according to the present invention;
FIG. 2 is a schematic structural view of a first aluminum connecting strip according to the present invention;
fig. 3 is a four-view of a first aluminum connecting strip in accordance with the present invention.
Symbol description:
the device comprises a 1-control board, a 2-power board, a 3-aluminum base, a 4-first guide hole, a 5-second guide hole, a 6-third guide hole, a 7-fourth guide hole, an 8-fifth guide hole, a 9-first screw fixing hole, a 10-second screw fixing hole, an 11-third screw fixing hole and a 12-fourth screw fixing hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention will be further described in detail with reference to the drawings and detailed description below in order to make the objects, features and advantages of the invention more comprehensible.
As shown in fig. 1, the present invention provides a heat dissipation and flow guide connection device for connecting a power board 2 and a control board 1 to form a heavy current protection board, wherein the device comprises an aluminum base 3 and a plurality of aluminum connection bars; at least one diversion hole and at least four fixing holes are formed in the aluminum connecting strip 3. The fixing holes are screw fixing holes.
The power board 2 is arranged on the aluminum base 3, and the function of the power board is mainly to conduct large current. The aluminum base 3 is used for radiating heat of the power board 2. Further, the aluminum base comprises an aluminum substrate and an aluminum base, so that efficient heat dissipation is achieved. In addition, in the power board, a large-power MOS tube is adopted to replace a relay, so that a large amount of cost and space can be saved.
For any aluminum connecting strip, the aluminum connecting strip is arranged between the power board 2 and the control board 1, so that the aluminum connecting strip is downwards arranged on the power board through at least two fixing holes, the aluminum connecting strip is upwards arranged on the control board through at least two fixing holes, and high-current conduction between the power board and the control board is realized through the flow guide holes. The control board mainly provides overcharge, overdischarge, overcurrent, overtemperature, undertemperature and short-circuit protection for the lithium iron phosphate battery pack, provides a voltage balancing function in the charging process, and can also carry out parameter configuration and data monitoring through upper computer software.
In one embodiment, as shown in fig. 1, the first screw fixing hole 9 and the fourth screw fixing hole 12 fix the control board upward, and the second screw fixing hole 10 and the third screw fixing hole 11 fix the power board downward, so that the aluminum connection bar is closely attached to the power; alternatively, the second screw fixing hole 10 and the third screw fixing hole 11 fix the power board and the aluminum base downward, so that the power board and the aluminum base are closely attached. The installation modes of the rest aluminum connecting strips are consistent.
The number of the aluminum connecting strips is five. The five aluminum connecting strips are respectively a first aluminum connecting strip, a second aluminum connecting strip, a third aluminum connecting strip, a fourth aluminum connecting strip and a fifth aluminum connecting strip, and the heights and the overall shapes of the five aluminum connecting strips are consistent.
The diversion hole of the first aluminum connecting strip is a first diversion hole 4 and is a P+ port and is used for connecting the power board and the load positive end on the control board.
And the diversion hole of the second aluminum connecting strip is a second diversion hole 5 and is a C+ port and is used for connecting the power board and the positive end of the charger on the control board.
And the diversion hole of the third aluminum connecting strip is a third diversion hole 6 and is a B+ port, and the third diversion hole is used for connecting the power board with the positive end of the battery on the control board.
The flow guide hole of the fourth aluminum connecting strip is a fourth flow guide hole 7 and is a B-port, and the flow guide hole is used for connecting the power board and the negative end of a battery on the control board.
The flow guide hole of the fifth aluminum connecting strip is a fifth flow guide hole 8 and is a P-/C-port, and the flow guide hole is used for connecting the power board with the load negative terminal/the charger negative terminal on the control board.
The lengths of the first aluminum connecting strip, the second aluminum connecting strip and the third aluminum connecting strip are the same, and are all first preset values, wherein the first preset values are 113mm; the lengths of the fourth aluminum connecting strip and the fifth aluminum connecting strip are the same and are both a second preset value, and the second preset value is 70mm; the first preset value is greater than the second preset value.
The first aluminum connecting strip, the second aluminum connecting strip and the third aluminum connecting strip are arranged in the same direction and are all arranged in a first direction, such as the direction along the x axis in fig. 1; the arrangement directions of the fourth aluminum connecting strip and the fifth aluminum connecting strip are the same and are the second direction, and the fourth aluminum connecting strip and the fifth aluminum connecting strip are placed along the y-axis direction in fig. 1; the first direction is perpendicular to the second direction.
Taking the first aluminum connecting strip as an example, as shown in fig. 2, a diversion hole and four fixing holes are formed in the aluminum connecting strip, and the fixing holes are screw fixing holes. The corresponding aluminum connecting strips are provided with a first diversion hole 4, a first screw fixing hole 9, a second screw fixing hole 10, a third screw fixing hole 11 and a fourth screw fixing hole 12.
Fig. 3 is a four-view of the first aluminum connecting strip corresponding to fig. 2.
In summary, in the device of the invention, the aluminum base plays roles of heat dissipation and fixed support; the aluminum connecting strip plays a role in connecting and supporting the fixed control board and the power board, is safe, stable and reliable, plays a role in conducting large current, and can be used for stably and reliably conducting large current of more than 100 amperes and even hundreds of amperes; the diversion holes replace copper plates and some outsourcing high-current connectors, so that a large number of wire harnesses are reduced, and the cost and the space are greatly reduced. The integral large-current protection plate formed by the components can bear short-circuit current of more than 2000A, the short-circuit protection time can be within 50 microseconds, and compared with the traditional relay, the short-circuit protection time is more than tens of milliseconds, and the use safety of the device is greatly improved.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the system disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present invention and the core ideas thereof; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (6)
1. The heat dissipation and flow guide connecting device is used for connecting a power board and a control board to form a high-current protection board and is characterized by comprising an aluminum base and a plurality of aluminum connecting strips; at least one diversion hole and at least four fixing holes are formed in the aluminum connecting strip;
the power board is arranged on the aluminum base; the aluminum base is used for radiating the power board;
for any aluminum connecting strip, set up between the power board with the control panel the aluminum connecting strip, with will through at least two the fixed orifices will the aluminum connecting strip sets up downwards on the power board, will through at least two the fixed orifices will the aluminum connecting strip upwards sets up on the control panel, through the water conservancy diversion hole realization the power board with heavy current conduction between the control panel.
2. The heat sink and guide connection device of claim 1, wherein the number of aluminum connection bars is five.
3. The heat dissipation and flow guide connection device according to claim 2, wherein the five aluminum connection bars are a first aluminum connection bar, a second aluminum connection bar, a third aluminum connection bar, a fourth aluminum connection bar, and a fifth aluminum connection bar, respectively;
the diversion holes of the first aluminum connecting strips are used for connecting the power board with the load positive end on the control board;
the flow guide hole of the second aluminum connecting strip is used for connecting the power board and the positive end of the charger on the control board;
the flow guide hole of the third aluminum connecting strip is used for connecting the power board with the positive end of the battery on the control board;
the flow guide hole of the fourth aluminum connecting strip is used for connecting the power plate with the negative end of the battery on the control panel;
and the flow guide hole of the fifth aluminum connecting strip is used for connecting the power plate with the negative end of the load on the control board/the negative end of the charger.
4. The heat dissipation and flow guide connection device according to claim 3, wherein the lengths of the first aluminum connecting strip, the second aluminum connecting strip and the third aluminum connecting strip are the same and are all a first preset value; the lengths of the fourth aluminum connecting strip and the fifth aluminum connecting strip are the same and are both second preset values; the first preset value is greater than the second preset value.
5. The heat dissipation and flow guide connection device according to claim 4, wherein the arrangement directions of the first aluminum connecting strip, the second aluminum connecting strip and the third aluminum connecting strip are the same and are all the first directions; the arrangement directions of the fourth aluminum connecting strip and the fifth aluminum connecting strip are the same and are the second directions; the first direction is perpendicular to the second direction.
6. The heat sink and flow guide connection device of claim 1, wherein the fixing hole is a screw fixing hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311123069.9A CN117042286A (en) | 2023-08-31 | 2023-08-31 | Heat dissipation water conservancy diversion connecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311123069.9A CN117042286A (en) | 2023-08-31 | 2023-08-31 | Heat dissipation water conservancy diversion connecting device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN117042286A true CN117042286A (en) | 2023-11-10 |
Family
ID=88630004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202311123069.9A Pending CN117042286A (en) | 2023-08-31 | 2023-08-31 | Heat dissipation water conservancy diversion connecting device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117042286A (en) |
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2023
- 2023-08-31 CN CN202311123069.9A patent/CN117042286A/en active Pending
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