CN219780520U - Printed circuit board assembly PCBA of oil pump motor, oil pump and gear box - Google Patents
Printed circuit board assembly PCBA of oil pump motor, oil pump and gear box Download PDFInfo
- Publication number
- CN219780520U CN219780520U CN202223468569.XU CN202223468569U CN219780520U CN 219780520 U CN219780520 U CN 219780520U CN 202223468569 U CN202223468569 U CN 202223468569U CN 219780520 U CN219780520 U CN 219780520U
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- circuit board
- pin
- holes
- pcba
- oil pump
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- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 239000000758 substrate Substances 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims description 4
- 238000005476 soldering Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 238000005491 wire drawing Methods 0.000 description 12
- 238000009826 distribution Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Abstract
The utility model discloses a printed circuit board assembly PCBA of an oil pump motor, the oil pump and a gear box, wherein the printed circuit board assembly PCBA comprises a circuit board substrate and electronic elements arranged on the circuit board substrate, a plurality of PIN needle plate holes, a plurality of overhead line terminal plate holes and a plurality of hot riveting holes are formed in the circuit board substrate, wherein a plurality of rows of PIN needle plate holes are arranged at the edge of the circuit board substrate in parallel, the arrangement direction of the PIN needle plate holes is parallel to the tangential direction of the circuit board substrate, the PIN needle plate holes are used for inserting PIN needles, so that the PCBA is fixedly connected with the PIN needles, and the PIN needles are electrically connected with a client in use, wherein the arrangement direction of the PIN needle plate holes is the direction of a straight line formed after the connection of a row of PIN needle plate holes; the plurality of overhead line terminal plate holes are distributed along the circumference of the circuit board substrate, the overhead line terminal plate holes are in round corner rectangular shapes, the length direction is along the radial direction of the circuit board substrate, the overhead line terminal plate holes are used for inserting overhead line terminals, and the overhead line terminals are located on the stator assembly of the oil pump motor so that the PCBA is electrically connected with the stator assembly.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a printed circuit board assembly PCBA of an oil pump motor, the oil pump motor, an oil pump and a gear box.
Background
The circuit board is a control element of the oil pump motor and is used for controlling the starting and rotating speed of the motor. In the oil pump motor, the circuit board is connected with the stator assembly through the overhead line terminal and is connected with an external client through the PIN needle, in addition, in order to fix the circuit board on the oil pump motor, a hot riveting hole is further formed in the circuit board, and the hot riveting hole is matched with a hot riveting column at a corresponding position in the motor, so that the circuit board is fixed on the oil pump motor. Therefore, the circuit board is provided with the wiring terminal plate holes, the PIN PIN plate holes and the hot riveting holes, and when the circuit board is installed, the position relationship of the plate holes influences whether the stress of the circuit board is uniform or not, so that the installation efficiency and the service life of the circuit board are influenced.
Disclosure of Invention
Aiming at the technical problems in the prior art, the utility model provides a printed circuit board assembly PCBA of an oil pump motor, the oil pump motor, an oil pump and a gear box. The PIN needle plate holes, the overhead line terminal plate holes and the hot riveting holes on the circuit board are reasonably and properly distributed, so that deformation generated after the circuit board is assembled can be reduced, and the service life of the circuit board is further prolonged.
The embodiment of the utility model provides a printed circuit board assembly PCBA of an oil pump motor, which comprises a circuit board substrate and electronic elements arranged on the circuit board substrate, wherein a plurality of rows of PIN needle plate holes, a plurality of overhead line terminal plate holes and a plurality of hot riveting holes are formed in the circuit board substrate, the PIN needle plate holes are arranged at the edge of the circuit board substrate in parallel, the arrangement direction of the PIN needle plate holes is parallel to the tangential direction of the circuit board substrate, the PIN needle plate holes are used for inserting PIN needles, so that the PCBA is fixedly connected with the PIN needles, and the PIN needles are electrically connected with a client when the printed circuit board assembly PCBA is used, wherein the arrangement direction of the PIN needle plate holes is the direction of a straight line formed by connecting a row of PIN needle plate holes; the plurality of wire-drawing terminal plate holes are distributed along the circumferential direction of the circuit board substrate, the wire-drawing terminal plate holes are in round-corner rectangular shapes, the length direction of the wire-drawing terminal plate holes is along the radial direction of the circuit board substrate, the wire-drawing terminal plate holes are used for inserting wire-drawing terminals, and the wire-drawing terminals are positioned on a stator assembly of the oil pump motor so that the PCBA is electrically connected with the stator assembly; the plurality of hot riveting holes are distributed at intervals along the circumferential direction of the circuit board substrate and are fixedly connected with the hot riveting columns on the mounting surface in a hot riveting mode during assembly.
Optionally, the electronic component includes a chip, the chip is disposed at an edge of the circuit board substrate, and a heat sink is disposed on the chip, and the heat sink is a T-shaped heat sink, and is used for heat dissipation of the chip.
Optionally, the plurality of PIN faller holes include double-end PIN needle plate hole and single-end PIN needle plate hole, and a plurality of single-end PIN needle plate holes are one row, and a plurality of double-end PIN needles are one row, and the direction of arranging of two rows of PIN needle plate holes is parallel with the tangential of circuit board base plate, and single-end PIN faller hole sets up in the outside, and double-end PIN faller hole sets up in the inboard.
Optionally, the plurality of overhead wire terminal plate holes include a first overhead wire terminal plate hole, a second overhead wire terminal plate hole, a third overhead wire terminal plate hole arranged along a circumferential direction, wherein a central angle of a central position of the second overhead wire terminal plate hole and the plurality of single-head PIN plate holes is 175 ° -185 °, and a central angle between two adjacent overhead wire terminal plate holes is: 35 deg. -45 deg..
Optionally, a central angle between the first hot-riveting hole and the first wire-holding terminal plate hole is 30 ° -35 °, a central angle between the second hot-riveting hole and the third wire-holding terminal plate hole is 20 ° -25 °, and a central angle between the third hot-riveting hole and the second wire-holding terminal plate hole is 140 ° -155 °.
Optionally, the wire-lifting terminal is fixedly connected with the wire-lifting terminal plate hole through a soldering process.
Optionally, the PIN hole and the PIN are fixedly connected in an interference fit manner.
The embodiment of the utility model also provides an oil pump motor which at least comprises a converging ring and a stator assembly, wherein the converging ring comprises a hot riveting column and a PIN needle, a wire-erecting terminal is arranged on the stator assembly, the oil pump motor further comprises the printed circuit board assembly PCBA, the printed circuit board assembly PCBA is fixed on the inner side of the converging ring, the hot riveting hole is in hot riveting connection with the hot riveting column, a PIN needle plate hole is in fixed connection with the PIN needle, and the wire-erecting terminal plate hole is in fixed connection with the wire-erecting terminal.
The embodiment of the utility model also provides an oil pump which comprises the oil pump motor.
The embodiment of the utility model also provides a gear box, which comprises the oil pump, wherein the oil pump is arranged on the gear box and is used for pumping the oil pump in the gear box into a preset position in the gear box.
In the circuit board provided by the utility model, the PIN needle plate holes are arranged at the edge of the circuit board substrate and correspond to the positions of the PIN needles on the bus ring, the wire-lifting terminal plate holes are arranged at the opposite sides of the PIN needle plate holes, the wire-lifting terminals are distributed at equal intervals, in addition, the hot riveting holes are arranged between the wire-lifting terminal plate holes and the PIN needle plate holes, the wire-lifting terminal plate holes and the hot riveting holes are distributed on the printed circuit board assembly PCBA nearly uniformly, so that the stress born by the printed circuit board assembly PCBA in the subsequent assembly is distributed more uniformly, the printed circuit board assembly PCBA is prevented from deforming, the normal operation of a motor is influenced, and the assembly stability of the printed circuit board assembly PCBA is improved.
Drawings
Preferred embodiments of the present utility model will be described in further detail below with reference to the attached drawing figures, wherein:
fig. 1 is a schematic perspective view of a circuit board according to an embodiment of the present utility model;
FIG. 2 is an A-direction view of the structure of FIG. 1;
FIG. 3 is a schematic diagram of a heat sink according to an embodiment of the present utility model; and
fig. 4 is a cross-sectional view of an oil pump motor according to an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the following detailed description, reference is made to the accompanying drawings, which form a part hereof, and in which is shown by way of illustration specific embodiments of the utility model. In the drawings, like reference numerals describe substantially similar components throughout the different views. Various specific embodiments of the utility model are described in sufficient detail below to enable those skilled in the art to practice the teachings of the utility model. It is to be understood that other embodiments may be utilized or structural, logical, or electrical changes may be made to embodiments of the present utility model.
In this document, terms such as first, second, third, etc. are used solely to distinguish one entity (or action) from another entity (or action) without necessarily requiring or implying any order or relationship between such entities (or actions).
Fig. 1 is a schematic perspective view of a PCBA of a printed circuit board assembly according to an embodiment of the present utility model. Fig. 2 is an a-direction view of the structure of fig. 1. As shown in connection with fig. 1 and 2, the printed circuit board assembly PCBA100 includes a circular circuit board substrate 101 and electronic components disposed on the circuit substrate. The PCBA100 is one of the constituent structures of the oil pump motor for controlling the opening and rotation speed of the motor, etc. The printed circuit board assembly PCBA100 is connected to external clients through PIN PINs. The printed circuit board assembly PCBA100 is connected to the stator assembly by the overhead wire terminals as a power input to the printed circuit board assembly PCBA. The PIN PINs and the wire-laying terminals are all electrical connectors for conducting electricity or transmitting signals. Corresponding with PIN needle and overhead line terminal, be provided with PIN needle hole and overhead line terminal hole on the printed circuit board assembly PCBA, in addition, in order to fixed printed circuit board assembly PCBA, still be equipped with the rivet hole on the printed circuit board assembly PCBA, rivet hole and the cooperation of the rivet post of heat on the oil pump motor, fix printed circuit board assembly PCBA on the oil pump motor.
With continued reference to fig. 2, PIN board holes 102 are formed in the edge of circuit board substrate 101, the number of PIN board holes is plural, the PIN board holes are distributed in two rows in parallel, and are a first row of PIN board holes 107 and a second row of PIN board holes 108 in the radial direction of the circuit board substrate, the arrangement directions of the PIN board holes 107 and the PIN board holes 108 in the first row are all parallel to the tangential direction of the circuit board substrate, the arrangement direction of the PIN needles 107 in the first row is the direction of the straight line of PIN boards Kong Liancheng in the row, and the arrangement direction of the PIN board holes 108 in the second row is the direction of the straight line formed by connecting the PIN board holes in the row. The PIN plate hole 102 is used for inserting a PIN (not shown) such that the printed circuit board assembly PCBA100 is fixedly connected with the PIN. In some embodiments of the present utility model, optionally, the PIN needles include a double PIN needle and a single PIN needle, where the number of single PIN needles is three, and the number of double PIN needles is two, and correspondingly, the PIN board holes on the PCBA of the PCBA include a double PIN board hole 1021 and a single PIN board hole 1022, where the first row of PIN board holes 107 is formed by arranging and combining two double PIN board holes 1021, the second row of PIN board holes 108 is formed by arranging and combining three single PIN board holes 1022, two rows of PIN faller holes are close to the border setting of printed circuit board subassembly PCBA, and preset the distance setting along the radial interval of circuit board base plate, and the second row of PIN faller holes 108 that the formation was arranged in single-end PIN faller hole set up in the outside of circuit board base plate, and the first row of PIN faller holes 107 that the formation was arranged in double-end PIN faller hole set up in the inboard of circuit board base plate, and the direction of arranging of two rows of PIN faller holes is all parallel to the tangential of circuit board base plate. In some embodiments, alternatively, two rows of PIN plate holes are spaced apart a distance of 2-3mm, preferably, two rows of PIN plate holes are spaced apart a distance of 2.5mm.
Further, the wire-drawing terminal plate holes 103 are provided on opposite sides of the PIN plate hole 102, the wire-drawing terminal plate holes are distributed along the circumferential direction of the circuit board substrate 101, and the central angles between the adjacent two wire-drawing terminal plate holes are equal. In some embodiments of the present utility model, the wire-bonding terminal plate holes 103 are optionally rounded rectangular in shape, and the length direction of the wire-bonding terminal is the same as the radial direction of the circuit board substrate 101. The wire-bonding terminal plate holes 103 are used for inserting wire bonding terminals (not shown) so that the printed circuit board assembly PCBA100 is electrically connected with the stator assembly. The overhead line terminal is inserted in the overhead line terminal plate hole, and the overhead line terminal plate hole are fixedly connected through a soldering process. In addition, the rivet holes 104 are circumferentially spaced along the circuit board substrate 101, and are a first rivet hole 1041, a second rivet hole 1042, and a third rivet hole 1043, respectively, the first rivet hole 1041 is disposed between the wire-mounting terminal 103 and the PIN plate hole 102, the second rivet hole 1042 and the third rivet hole 1043 are disposed between the wire-mounting terminal 103 and the PIN 102 on the other side of the circuit board substrate 101, and the rivet holes 104 are in rivet connection with rivet PINs (not shown) when the printed circuit board assembly PCBA is assembled, so that the printed circuit board assembly PCBA100 is fixed in the oil pump motor.
In some embodiments of the utility model, optionally, the oil pump motor includes a slip ring on which the printed circuit board assembly PCBA is mounted and the rivet stem is disposed on the slip ring. In a specific installation process, a PIN needle plate hole on the printed circuit board assembly PCBA is pressed in interference fit with the PIN needle, and meanwhile, a hot riveting column on the confluence ring passes through a hot riveting hole on the printed circuit board assembly PCBA in clearance fit, so that hot riveting is completed. Then, the bus ring assembly sealing ring of the printed circuit board assembly PCBA is mounted and pressed onto the shell, and at the same time, the wire-drawing terminal penetrates through the wire-drawing terminal plate hole on the printed circuit board assembly PCBA, the bus ring and the sealing ring are axially pressed by using a tool, and the wire-drawing terminal plate hole on the printed circuit board assembly PCBA are fixed together by using a soldering process.
In the PCBA of the printed circuit board assembly, the PIN needle plate holes are formed in the edge of the circuit board substrate and correspond to positions of PIN needles on the bus ring, the wiring terminal plate holes are formed in the opposite sides of the PIN needle plate holes, and a plurality of wiring terminals are distributed at equal intervals; in addition, the hot riveting holes are arranged between the wire-lifting terminal plate holes and the PIN needle plate holes, wherein the distribution of the PIN needle plate holes, the wire-lifting terminal plate holes and the hot riveting holes on the printed circuit board assembly PCBA is uniform as much as possible, and the stress born by the printed circuit board assembly PCBA in the subsequent assembly can be distributed more uniformly.
Fig. 3 is a schematic structural diagram of a heat sink according to an embodiment of the present utility model. As shown in fig. 3, the heat sink 300 is a T-shaped heat sink, and is disposed on the chip 106 on the printed circuit board assembly PCBA for dissipating heat from the chip 106. In some embodiments of the present utility model, optionally, the heat sink 300 is made of thermally conductive silica gel, so that heat generated by the PCBA of the pcb assembly during operation can be timely discharged from the chip 106, thereby preventing the normal operation of the PCBA of the pcb assembly from being affected by overheating of the chip.
With continued reference to fig. 2, the wire-bonding terminal plate holes 103 are respectively a first wire-bonding terminal plate hole 1031, a second wire-bonding terminal plate hole 1032, and a third wire-bonding terminal plate hole 1033 along the circumferential direction, and central angles of the central positions of the second wire-bonding terminal plate hole 1032 and the plurality of single-head PIN plate holes are: 175 ° -185 °, preferably 179.5 °. The central angle between two adjacent overhead line terminal plate holes is as follows: 35 ° -45 °, preferably 40 °. In some embodiments of the utility model, the central angle between the first rivet hole and the first wire terminal plate hole is optionally 30 ° -35 °, preferably 33 °. The central angle between the second hot riveting hole and the third wiring terminal plate hole is 20-25 degrees, and the preferable value is 22 degrees. The central angle between the third hot riveting hole and the second wiring terminal plate hole is 140-155 degrees, and the preferable value is 148 degrees.
The above-mentioned angle is selected and is made the distribution of overhead line terminal board hole, rivet hole and PIN needle board hole on circuit board base plate nearly even to make overhead line terminal board hole, rivet hole and PIN needle board hole after installing with overhead line terminal, rivet post and PIN needle cooperation, the distribution of the stress that produces because of extrusion deformation that printed circuit board assembly PCBA bore above is more even. More specifically, due to the large number of plate holes on the printed circuit board assembly PCBA, some deviation in mounting positions may occur when mounting with the corresponding wire-laying terminals, rivet PINs and PIN PINs, such as a very small deviation may occur between the mounting center of the rivet holes and the mounting center of the rivet PINs during mounting, at this time, even if each plate hole on the printed circuit board assembly PCBA can be mounted with the corresponding structure, it is particularly important how to reasonably arrange the positions of each plate hole on the printed circuit board assembly PCBA because such deviation may cause an increase in stress around the printed circuit board assembly PCBA to cause further extrusion deformation. Considering that the distribution mode of each plate hole is more similar to uniform distribution, the extrusion stress born by the PCBA plate holes of the printed circuit board assembly is more uniform, so that deviation generated in a certain direction can be counteracted; in addition, the electronic components on the printed circuit board assembly PCBA are all precision components, and if the printed circuit board assembly PCBA is deformed due to uneven stress, the normal operation of the motor can be affected. The distribution angles of the overhead line terminal plate holes, the hot riveting holes and the PIN needle plate holes on the circuit board substrate are designed to enable the distribution of all the plate holes on the circuit board to be more nearly uniform, further, the stress born by the printed circuit board assembly PCBA in the subsequent assembly is distributed more uniformly, the printed circuit board assembly PCBA is prevented from deforming, the normal operation of a motor is influenced, and the assembly stability of the printed circuit board assembly PCBA is improved.
Fig. 4 is a cross-sectional view of an oil pump motor according to an embodiment of the present utility model. As shown in fig. 4, the oil pump motor 400 at least includes a converging ring 401 and a stator assembly 402, the converging ring 401 includes a rivet hot post (not shown in the figure) and a PIN 403, a wire-mounting terminal 404 is disposed on the stator assembly 402, the oil pump motor 400 further includes a printed circuit board assembly PCBA100, the printed circuit board assembly PCBA100 is fixed on the inner side of the converging ring 401, the rivet hot hole is rivet-connected with the rivet hot post, a PIN hole is fixedly connected with the PIN, and the wire-mounting terminal hole is fixedly connected with the wire-mounting terminal 404.
The embodiment of the utility model also provides an oil pump which comprises the oil pump motor, wherein the output end of the oil pump motor is connected with the driving wheel of the oil pump, so that the driving wheel drives the driven wheel to rotate to extract oil and pump the oil to a preset position.
The embodiment of the utility model also provides a gear box which at least comprises the oil pump. In some embodiments, optionally, the gearbox is a gearbox in an automotive structure. The oil pump is fixed on the gear box, and when in operation, oil in the oil tank can be pumped to the gear in the gear box for lubrication and heat dissipation of the gear.
In summary, the printed circuit board assembly PCBA provided by the embodiment of the utility model has the advantages that the PIN needle plate holes are formed in the edge of the circuit board substrate and correspond to the positions of the PIN needles on the bus ring, the wire-lifting terminal plate holes are formed in the opposite sides of the PIN needle plate holes, the wire-lifting terminals are distributed at equal intervals, in addition, the hot riveting holes are formed between the wire-lifting terminal plate holes and the PIN needle plate holes, the wire-lifting terminal plate holes and the hot riveting holes are uniformly distributed on the printed circuit board assembly PCBA, so that the stress born by the printed circuit board assembly PCBA in subsequent assembly is more uniform in distribution.
The above embodiments are provided for illustrating the present utility model and not for limiting the present utility model, and various changes and modifications may be made by one skilled in the relevant art without departing from the scope of the present utility model, therefore, all equivalent technical solutions shall fall within the scope of the present disclosure.
Claims (10)
1. A printed circuit board assembly PCBA of an oil pump motor is characterized in that the printed circuit board assembly PCBA comprises a circuit board substrate and electronic components arranged on the circuit board substrate, wherein a plurality of rows of PIN PIN holes, a plurality of overhead line terminal holes and a plurality of hot riveting holes are formed on the circuit board substrate,
the PIN needle plate holes are used for inserting PIN needles, so that PCBA is fixedly connected with the PIN needles, and the PIN needles are electrically connected with a client when the PIN needle plate is used, wherein the arrangement direction of the PIN needle plate holes is the direction of a straight line formed by connecting a row of PIN needle plate holes;
the plurality of overhead line terminal plate holes are distributed along the circumferential direction of the circuit board substrate, the overhead line terminal plate holes are in round corner rectangular shapes, the length direction of the overhead line terminal plate holes is along the radial direction of the circuit board substrate, the overhead line terminal plate holes are used for inserting overhead line terminals, and the overhead line terminals are positioned on a stator assembly of the oil pump motor so that the PCBA is electrically connected with the stator assembly;
the plurality of hot riveting holes are distributed at intervals along the circumferential direction of the circuit board substrate, and are fixedly connected with the hot riveting columns on the mounting surface in a hot riveting mode during assembly.
2. The printed circuit board assembly PCBA of claim 1, wherein the electronic component includes a chip disposed at an edge of the circuit board substrate, a heat sink disposed on the chip, the heat sink being a T-shaped heat sink, the heat sink being for heat dissipation of the chip.
3. The printed circuit board assembly PCBA of claim 1, wherein the plurality of PIN plate holes includes a double-ended PIN plate hole and a single-ended PIN plate hole, the plurality of single-ended PIN plate holes are in a row, the plurality of double-ended PIN PINs are in a row, an arrangement direction of two rows of PIN plate holes is parallel to a tangential direction of the circuit board substrate, the single-ended PIN plate hole is disposed on an outer side, and the double-ended PIN plate hole is disposed on an inner side.
4. The printed circuit board assembly PCBA of claim 3, wherein the plurality of overhead wire terminal plate holes includes a first overhead wire terminal plate hole, a second overhead wire terminal plate hole, a third overhead wire terminal plate hole arranged in a circumferential direction, wherein a central angle of a central position of the second overhead wire terminal plate hole with the plurality of single-head PIN plate holes is 175 ° -185 °, and a central angle between two adjacent overhead wire terminal plate holes is: 35 deg. -45 deg..
5. The printed circuit board assembly PCBA of claim 4, wherein the plurality of rivet holes includes a first rivet hole, a second rivet hole, and a third rivet hole, a central angle between the first rivet hole and the first wire-holding terminal plate hole is 30 ° -35 °, a central angle between the second rivet hole and the third wire-holding terminal plate hole is 20 ° -25 °, and a central angle between the third rivet hole and the second wire-holding terminal plate hole is 140 ° -155 °.
6. The printed circuit board assembly PCBA of claim 1, wherein the wire harness terminals and the wire harness terminal board holes are fixedly connected by a soldering process.
7. The printed circuit board assembly PCBA of claim 1, wherein the PIN plate hole and the PIN are fixedly connected by an interference fit.
8. The oil pump motor is characterized by at least comprising a converging ring and a stator assembly, wherein the converging ring comprises a hot riveting column and a PIN needle, a wire-erecting terminal is arranged on the stator assembly, the oil pump motor further comprises a printed circuit board assembly PCBA according to any one of claims 1-7, the printed circuit board assembly PCBA is fixed on the inner side of the converging ring, a hot riveting hole is connected with the hot riveting column in a hot riveting mode, a PIN needle plate hole is fixedly connected with the PIN needle, and a wire-erecting terminal plate hole is fixedly connected with the wire-erecting terminal.
9. An oil pump comprising the oil pump motor of claim 8.
10. A gearbox comprising an oil pump according to claim 9, said oil pump being arranged on the gearbox for pumping oil in the gearbox into a preset position in the gearbox.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223468569.XU CN219780520U (en) | 2022-12-23 | 2022-12-23 | Printed circuit board assembly PCBA of oil pump motor, oil pump and gear box |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223468569.XU CN219780520U (en) | 2022-12-23 | 2022-12-23 | Printed circuit board assembly PCBA of oil pump motor, oil pump and gear box |
Publications (1)
Publication Number | Publication Date |
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CN219780520U true CN219780520U (en) | 2023-09-29 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223468569.XU Active CN219780520U (en) | 2022-12-23 | 2022-12-23 | Printed circuit board assembly PCBA of oil pump motor, oil pump and gear box |
Country Status (1)
Country | Link |
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CN (1) | CN219780520U (en) |
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2022
- 2022-12-23 CN CN202223468569.XU patent/CN219780520U/en active Active
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