CN211376784U - Battery shell fragment and electronic control unit - Google Patents
Battery shell fragment and electronic control unit Download PDFInfo
- Publication number
- CN211376784U CN211376784U CN201922394500.9U CN201922394500U CN211376784U CN 211376784 U CN211376784 U CN 211376784U CN 201922394500 U CN201922394500 U CN 201922394500U CN 211376784 U CN211376784 U CN 211376784U
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- battery
- circuit board
- supporting leg
- dome
- electronic control
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an electronic control unit's battery shell fragment, include: the connecting part is used for bearing the battery and is connected with the positive electrode or the negative electrode of the battery; the battery elastic sheet can be arranged on a circuit board through the supporting legs, and after the battery elastic sheet is arranged, the connecting part is obliquely supported on the circuit board through the supporting legs. The utility model discloses electronic control unit's equipment cost can be reduced. The utility model also provides an electronic control unit.
Description
Technical Field
The utility model relates to the field of electronic technology, in particular to battery shell fragment and electronic control unit.
Background
In the automotive field, vehicles require numerous Electronic Control Units (ECUs) to interface with vehicle internal systems to perform various predetermined control functions in the vehicle. The main electronic part of the electronic control unit is a circuit board, and a battery is generally arranged on the circuit board and connected with the circuit board through a spring plate structure. For the manufacturer, the electronic control unit is usually assembled by first performing spot welding of the battery and the spring structure at the supplier, then performing soldering of the spring structure and the circuit board at the manufacturer, and finally placing the circuit board in the housing. The combination of battery + spring structure provided by the supplier is expensive for the manufacturer and the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve and assemble the electronic control unit with high costs. The utility model provides an electronic control unit's battery shell fragment can reduce electronic control unit's equipment cost.
In order to solve the above technical problem, an embodiment of the utility model discloses an electronic control unit's battery shell fragment, include: the connecting part is used for bearing the battery and is connected with the positive electrode or the negative electrode of the battery; a plurality of support legs extending from the connecting portion; the battery elastic sheet can be arranged on a circuit board through the supporting legs, and after the battery elastic sheet is arranged, the connecting part is obliquely supported on the circuit board through the supporting legs.
By adopting the technical scheme, the connecting part can be stably placed on the circuit board, the circuit board with the battery elastic sheet is fed into the reflow soldering furnace, and the supporting legs are attached to the circuit board through reflow soldering. For a product manufacturer, the battery elastic sheet and the circuit board can be connected together through reflow soldering, and then the battery and the battery elastic sheet are welded together, so that an expensive assembly of the battery and the battery elastic sheet does not need to be purchased, and the cost is reduced.
According to the utility model discloses a further embodiment, a plurality of supporting legss include: the supporting device comprises a first supporting leg, a second supporting leg and a third supporting leg, wherein the third supporting leg is positioned on the opposite side of the first supporting leg and the second supporting leg, and the supporting legs form a triangular mounting surface.
According to the utility model discloses a further concrete implementation mode, the third supporting legs is including the first portion and the second portion that are connected, the first portion with connecting portion are connected, the second portion be used for when the battery shell fragment is installed with the circuit board forms the face contact.
According to another embodiment of the present invention, the first support leg and the second support leg have the same structure; the first supporting leg comprises a first part and a second part which are connected, the first part is connected with the connecting part, and the second part is used for forming surface contact with the circuit board when the battery elastic sheet is installed.
According to another embodiment of the present invention, the first supporting leg further comprises a third portion, and the third portion is connected to the first portion and the second portion, respectively.
According to another embodiment of the present invention, the device further comprises a Pin extending from the connecting portion.
According to another embodiment of the present invention, the Pin needle comprises a first portion and a second portion connected to each other, the first portion of the Pin needle is connected to the connecting portion, and the second portion of the Pin needle is used for passing through a through hole in the circuit board when the battery elastic piece is mounted.
The utility model also provides an electronic control unit, include: a circuit board; one of the two battery elastic pieces is used as a battery anode elastic piece, and the other one is used as a battery cathode elastic piece; each supporting leg of each battery elastic sheet is attached to the circuit board through reflow soldering, so that the connecting parts of the two battery elastic sheets are arranged in parallel to form an inclined space for accommodating a battery.
According to the utility model discloses a further embodiment still including place in the battery in inclined space, the positive pole and the negative pole of battery respectively with two the connecting portion welding.
According to the utility model discloses a further embodiment, the circuit board is equipped with the perforation, each Pin needle on the battery shell fragment passes the perforation, and with perforation welding.
Drawings
Fig. 1 shows a first perspective view of a battery spring plate according to an embodiment of the present invention;
fig. 2 shows a second perspective view of a battery leaf spring according to an embodiment of the present invention;
fig. 3 is a side view of a battery leaf spring according to an embodiment of the present invention;
fig. 4 shows a first perspective view of an electronic control unit according to an embodiment of the present invention;
fig. 5 shows a second perspective view of the electronic control unit according to an embodiment of the present invention;
fig. 6 shows a third perspective view of the electronic control unit according to the embodiment of the present invention.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.
The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 6, the utility model provides an electronic control unit's battery shell fragment 1, include: the connecting part 20 and the plurality of supporting legs 10 extending from the connecting part 20, the supporting legs 10 can be integrally formed with the connecting part 20, and the processing cost is saved; the connecting part 20 is used for carrying the battery 3 and is connected with the positive electrode or the negative electrode of the battery 3; alternatively, the connecting portion 20 has a plate shape. The battery spring plate 1 of the utility model can be installed on a circuit board 2 through a plurality of supporting legs 10. Optionally, the battery elastic sheet 1 is mounted on the circuit board 2 by reflow soldering, but not limited to a connection manner of reflow soldering. After the battery elastic sheet 1 is installed on the circuit board 2, the connecting portion 20 is obliquely supported on the circuit board 2 through the plurality of supporting legs 10.
Specifically, before the supporting legs 10 are reflowed to the circuit board 2, the connecting portion 20 can be obliquely supported on the circuit board 2 through a plurality of supporting legs 10, so that the battery dome 1 can be in multi-point surface contact with the circuit board 2 and can be supported by multiple points. Equivalently, the center of gravity (shown in C in fig. 3) of the battery dome 1 is between the plurality of support legs 10 (between regions a-B in fig. 3), so that the connection part 20 can be supported on the circuit board 2 obliquely by the plurality of support legs 10.
The battery shell fragment 1 above adopting, connecting portion 20 can be put on circuit board 2 firmly, send into the reflow oven with circuit board 2 of placing battery shell fragment 1, and a plurality of supporting legss 10 are through the reflow soldering laminating on circuit board 2. For a product manufacturer, the battery elastic sheet 1 and the circuit board 2 can be connected together by reflow soldering, and then the battery 3 and the battery elastic sheet 1 are soldered together, so that an expensive assembly of the battery and the battery elastic sheet is not required to be purchased, and the cost is reduced.
In addition, other devices on the circuit board 2 need carry out reflow soldering originally, and the utility model discloses a battery shell fragment 1 can be through a plurality of supporting legss 10 slope support firmly at circuit board 2 to supporting legss 10 can use reflow soldering technology to accomplish with circuit board 2 and be connected, and the current reflow soldering resource of make full use of does not need extra cost, then the cost is reduced.
It should be noted that the number of the supporting legs 10 is not limited, and the connecting portion 20 may be stably and obliquely supported on the circuit board 2 through a plurality of supporting legs 10. In this embodiment, three support feet 10 are shown in fig. 1 and 2, and the plurality of support feet 10 includes: the battery elastic sheet 1 is contacted with the circuit board 2 at three points through the first supporting leg 11, the second supporting leg 12 and the third supporting leg 13, and the stability of the battery elastic sheet 1 placed on the circuit board 2 is improved.
Optionally, along a first direction (shown in an X direction in fig. 3 and 4), the first supporting leg 11 and the second supporting leg 12 are located on the same side of the battery dome 1, and the third supporting leg 13 is located on the other side of the battery dome 1 opposite to the same side.
Optionally, along a third direction (shown as the Z direction in fig. 3), the projection of the connecting portion 20 covers the first supporting foot 11 and the second supporting foot 12, and does not cover the third supporting foot 13, and the third direction is perpendicular to the first direction.
Optionally, the first supporting leg 11 and the second supporting leg 12 are arranged side by side at an interval along a second direction (shown in a Y direction in fig. 4), and the second direction is perpendicular to the first direction.
Optionally, in the second direction, the connection point of the third support foot 13 and the connection portion 20 is located between the connection points of the first support foot 11 and the second support foot 12 and the connection portion 20.
Specifically, referring to fig. 1 to 4, the first supporting leg 11 and the second supporting leg 12 have the same structure, taking the structure of the first supporting leg 11 as an example, in this embodiment, the first supporting leg 11 includes a first portion 111 and a second portion 113 connected to each other, the first portion 111 is connected to the connecting portion 20, and the second portion 113 is used to form a surface contact with the circuit board 2 when the battery elastic piece 1 is mounted.
Optionally, the first portion 111 extends in a direction toward the circuit board 2 (indicated by direction E in fig. 4), and optionally, the first portion 111 extends in the aforementioned third direction; in the first direction, the second portion 113 extends in a direction (indicated by direction F in fig. 4) away from the third support foot 13. With this arrangement, the first and second support legs 11 and 12 can stably support the connection portion 20.
Optionally, in some embodiments, the first supporting leg 11 further includes a third portion 112, and the third portion 112 is connected to the first portion 111 and the second portion 113 respectively. The first supporting leg 11 is composed of a plurality of parts, reduces stress, is not easy to break and improves the processing yield in the integral processing process.
Optionally, the first portion 111, the second portion 113, and the third portion 112 are plate-shaped.
Referring to fig. 1 to 4, the third supporting leg 13 includes a first portion 131 and a second portion 132 connected to each other, the first portion 131 is connected to the connecting portion 20, and the second portion 132 is configured to form a surface contact with the circuit board 2 when the battery dome 1 is mounted. Alternatively, the extending direction (shown as the M direction in fig. 1, 2 and 4) of the first portion 131 is the same as the extending direction of the connecting portion 20, and in the first direction, the second portion 132 extends in a direction (shown as the G direction in fig. 4) away from the first supporting leg 11. Thus, the third support leg 13, the first support leg 11, and the second support leg 12 can support the connection portion 20 more stably. Alternatively, the first and second portions 131 and 132 are plate-shaped.
Referring to fig. 1 to 4, the battery dome 1 of the present invention further includes a Pin 30 extending from the connecting portion 20. Alternatively, the Pin 30 has one end connected to the connecting portion 20 and the other end for passing through a through hole of the circuit board 2, and the Pin 30 can be soldered to the through hole of the circuit board 2. Before reflow soldering, Pin needle 30 plays limiting displacement, prevents that battery shell fragment 1 from toppling over after placing on circuit board 2, has further promoted the steadiness that battery shell fragment 1 supported on circuit board 2, more does benefit to the welding that realizes a plurality of supporting legss 10 and circuit board 2 through reflow soldering. Alternatively, in the second direction, the connection point of the Pin needle 30 to the connection portion 20 is located between the connection points of the first and second support legs 11 and 12 to the connection portion 20.
In this embodiment, the Pin 30 includes a first portion 31 and a second portion 32 connected to each other, the first portion 31 of the Pin 30 is connected to the connection portion 20, and the second portion 32 of the Pin 30 is used to pass through a through hole on the circuit board 2 when the battery dome 1 is mounted. Optionally, an extending direction (shown by M direction in fig. 1, 2 and 4) of the first portion 31 of the Pin 30 coincides with an extending direction of the connecting portion 20, and the second portion 32 of the Pin 30 extends in a direction (shown by E direction in fig. 4) toward the circuit board 2; optionally, the second portion 32 of the Pin needle 30 extends in the aforementioned third direction.
Referring to fig. 5 in conjunction with fig. 1 to 4, the present invention further provides an electronic control unit, which is not limited by the type, such as a tire pressure sensor. The utility model discloses an electronic control unit includes: a circuit board 2; and two battery shrapnels 1 of any one of the above embodiments mounted on the circuit board 2, wherein the two battery shrapnels 1 are respectively used as a battery anode shrapnel and a battery cathode shrapnel. Each of the support legs 10 of each battery spring 1 is attached to the circuit board 2 by reflow soldering, so that the connection portions 20 of the two battery springs 1 are arranged in parallel to form an inclined space (shown in D in fig. 5) for accommodating a battery 3.
Referring to fig. 6, the battery 3 is placed in the inclined space, and the positive electrode and the negative electrode of the battery 3 are respectively welded to the connecting parts 20 of the two battery elastic pieces 1. Specifically, the battery 3 may be placed between the connecting portions 20 of the two battery domes 1 and connected by spot welding. In addition, the circuit board 2 is provided with through holes, and Pin needles 30 on each battery elastic sheet 1 penetrate through the through holes and are welded with the through holes.
To sum up, the utility model discloses an in the electronic control unit's the equipment process, shift the welding step from supplier to product merchant department for material cost reduces, reduces product production cycle.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. A battery shell fragment of electronic control unit, characterized by, includes:
the connecting part is used for bearing the battery and is connected with the positive electrode or the negative electrode of the battery;
a plurality of support legs extending from the connecting portion;
the battery elastic sheet can be arranged on a circuit board through the supporting legs, and after the battery elastic sheet is arranged, the connecting part is obliquely supported on the circuit board through the supporting legs.
2. The battery dome of claim 1, wherein the plurality of support legs comprise: the supporting device comprises a first supporting leg, a second supporting leg and a third supporting leg, wherein the third supporting leg is positioned on the opposite side of the first supporting leg and the second supporting leg, and the supporting legs form a triangular mounting surface.
3. The battery dome of claim 2, wherein the third leg includes a first portion and a second portion connected to each other, the first portion being connected to the connecting portion, the second portion being configured to make surface contact with the circuit board when the battery dome is mounted.
4. The battery dome of claim 2, wherein the first leg and the second leg are structurally identical; the first supporting leg comprises a first part and a second part which are connected, the first part is connected with the connecting part, and the second part is used for forming surface contact with the circuit board when the battery elastic sheet is installed.
5. The battery dome of claim 4, wherein the first support leg further comprises a third portion, the third portion being connected to the first portion and the second portion, respectively.
6. The battery dome of any one of claims 1-5, further comprising a Pin Pin extending from the connection portion.
7. The battery dome of claim 6, wherein the Pin includes a first portion and a second portion connected, the first portion of the Pin being connected to the connection portion, the second portion of the Pin being adapted to pass through a hole in the circuit board when the battery dome is installed.
8. An electronic control unit, comprising:
a circuit board;
and two battery clips of any one of claims 1 to 7 mounted on the circuit board, one of which is a battery positive clip and the other is a battery negative clip; each supporting leg of each battery elastic sheet is attached to the circuit board through reflow soldering, so that the connecting parts of the two battery elastic sheets are arranged in parallel to form an inclined space for accommodating a battery.
9. The electronic control unit according to claim 8, further comprising a battery placed in the inclined space, and a positive electrode and a negative electrode of the battery are welded to the two connection portions, respectively.
10. The electronic control unit of claim 8, wherein the circuit board is provided with through holes, and Pin pins on each battery dome penetrate through the through holes and are welded with the through holes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922394500.9U CN211376784U (en) | 2019-12-27 | 2019-12-27 | Battery shell fragment and electronic control unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922394500.9U CN211376784U (en) | 2019-12-27 | 2019-12-27 | Battery shell fragment and electronic control unit |
Publications (1)
Publication Number | Publication Date |
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CN211376784U true CN211376784U (en) | 2020-08-28 |
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CN201922394500.9U Active CN211376784U (en) | 2019-12-27 | 2019-12-27 | Battery shell fragment and electronic control unit |
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CN (1) | CN211376784U (en) |
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2019
- 2019-12-27 CN CN201922394500.9U patent/CN211376784U/en active Active
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