CN218042158U - Mounting structure and converter of CPU board and integrated circuit board - Google Patents
Mounting structure and converter of CPU board and integrated circuit board Download PDFInfo
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- CN218042158U CN218042158U CN202221052096.2U CN202221052096U CN218042158U CN 218042158 U CN218042158 U CN 218042158U CN 202221052096 U CN202221052096 U CN 202221052096U CN 218042158 U CN218042158 U CN 218042158U
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- cpu board
- grounding
- mounting structure
- plastic substrate
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Abstract
The utility model discloses a mounting structure and converter of CPU board and integrated circuit board, mounting structure includes: the plastic substrate is provided with a plurality of studs; the grounding piece is arranged on the mounting surface of the plastic substrate and is provided with a plurality of grounding connection points; the CPU board is arranged on the plastic substrate through a stud and is connected with at least one grounding connection point of the grounding sheet; the communication board mounting position is arranged on one side of the CPU board through a stud, is provided with a pin which is in communication connection with the CPU board and is connected with at least one grounding connection point of the grounding sheet; the extension board card installation position is arranged on one side of the CPU board through a stud, pins of the extension board card installation position are in communication connection with the CPU board and are connected with at least one grounding connection point of the grounding sheet, and therefore the internal structure and the assembly process of the chassis of the frequency converter can be simplified.
Description
Technical Field
The utility model relates to a power electronics technical field, concretely relates to mounting structure and converter of CPU board and integrated circuit board.
Background
The internal data interaction of the frequency converter is usually realized by matching a plurality of communication board cards and expansion board cards, and the communication board cards, the expansion board cards and the CPU board need to be in communication connection.
The chassis of the frequency converter is usually preset with mounting positions of various communication board cards and expansion board cards, and is in communication connection with the CPU board through a wiring harness. In order to realize the installation positions of the components such as the communication board card, the expansion board card, the CPU board and the like, various installation structures are required to be installed or formed in advance in the case so as to reserve the installation positions. However, this method causes the inner structure of the case to be complicated, firstly, the space inside the case is compressed due to standing of various mounting structures, which is not beneficial to mounting of various components, and secondly, the case structure is complicated and is not beneficial to the production process of the whole machine.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a mounting structure of CPU board and integrated circuit board, be favorable to the equipment of converter and optimize production technology.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a CPU board and board mounting structure, comprising:
the plastic substrate is provided with a plurality of studs;
the grounding sheet is arranged on the mounting surface of the plastic substrate and is provided with a plurality of grounding connection points;
the CPU board is arranged on the plastic substrate through the stud and is connected with at least one grounding connection point of the grounding piece;
the communication board mounting position is arranged on one side of the CPU board through the stud, is provided with a pin which is in communication connection with the CPU board and is connected with at least one grounding connection point of the grounding sheet;
the expansion board card installation position is arranged on one side of the CPU board through the stud, is provided with pins, is in communication connection with the CPU board and is connected with at least one grounding connection point of the grounding piece.
Preferably, the ground connection point of the ground strip is located at the same position point as part of the studs in the plurality of studs, and when the CPU board or the communication board mounting site or the expansion board mounting site is mounted on the plastic substrate through the part of the studs, the ground terminal is electrically connected to the ground connection point.
Preferably, the ground strip includes: the grounding connection point is attached to the main body part of the surface of the plastic substrate and extends out of the main body part, and the grounding connection point is tilted relative to the surface of the plastic substrate and is positioned on the upper end face of the partial stud.
Preferably, the plurality of studs include studs for mounting the CPU board, and a positioning structure for positioning the CPU board is disposed at one of the studs for mounting the CPU board.
Preferably, the positioning structure is a right-angle bending structure adapted to a shape of an angle of the CPU board.
Preferably, the positioning structure is further provided with a clamping part for clamping the CPU board to form a limit perpendicular to the board surface direction.
Preferably, a through groove is formed in the position, corresponding to one wiring harness connection position of the CPU board, of the plastic substrate, so that the wiring harness extends downwards from the through groove.
Preferably, the grounding piece is provided with a screw hole, the plastic substrate corresponds the position of screw hole is provided with a through hole, the grounding piece passes through the screw hole and the through hole with the panel beating ground switch-on at the plastic substrate back.
Preferably, a bayonet is arranged on one side of the plastic substrate and used for being positioned on a clamping position of the frequency converter case.
The utility model discloses provide a converter simultaneously, include as above arbitrary the mounting structure of CPU board and integrated circuit board, mounting structure installs on the quick-witted case of converter.
The utility model discloses a mounting structure has integrateed the mounting structure of CPU board, communication integrated circuit board installation position and extension integrated circuit board installation position, bears CPU board, communication integrated circuit board installation position and extension integrated circuit board installation position through a plastic substrate, can simplify the inner structure of converter machine case, need not to set up mounting structure alone to these several subassemblies.
Meanwhile, the communication board mounting position and the expansion board mounting position are directly inserted into the CPU board through pins, the use of wiring harnesses is reduced, further, a uniform grounding sheet is arranged on the plastic substrate, and the grounding sheet is provided with a plurality of grounding connection points, so that the grounding setting of the CPU board, the communication board mounting position and the expansion board mounting position can be simultaneously met, a structure for independently setting grounding for each component is not needed, and the manufacturing and assembling process is simplified.
Drawings
FIG. 1 is a schematic view of an installation structure in an embodiment of the present invention;
fig. 2 is a schematic structural view of a plastic substrate and a grounding plate thereon according to an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of the embodiment of the present invention in which the CPU board is mounted on the plastic substrate;
fig. 4 is a top view of a mounting structure in an embodiment of the invention.
Detailed Description
The following embodiments are given in conjunction with the accompanying drawings to further illustrate the specific embodiments of the astigmatism module of the present invention. The astigmatism module of the present invention is not limited to the description of the following embodiments.
As shown in fig. 1 to 4, the mounting structure of a CPU board and a board card of a frequency converter provided in this embodiment includes: the device comprises a plastic substrate 2, a grounding sheet 1, a CPU board 3, a communication board mounting position 5 and an expansion board mounting position 4.
Wherein, a plurality of studs 21 are arranged on the plastic substrate 2; the grounding strip 1 is arranged on the mounting surface of the plastic substrate 2 and is provided with a plurality of grounding connection points 11; the CPU board 3 is arranged on the plastic substrate 2 through the stud 21 and is connected with at least one grounding connection point 11 of the grounding sheet 1; the communication board mounting position 5 is arranged on one side of the CPU board 3 through the stud 21, is provided with a pin 51 which is in communication connection with the CPU board 3 and is connected with at least one grounding connection point 11 of the grounding piece 1; the expansion board mounting position 4 is arranged on one side of the CPU board 3 through the stud 21, is provided with a pin 41 which is in communication connection with the CPU board 3 and is connected with at least one grounding connection point 11 of the grounding plate 1.
In this embodiment, the grounding connection point 11 of the grounding plate 1 and a part of the studs 21 of the plurality of studs 21 are located at the same position, and when the CPU board 3 or the communication board mounting site 5 or the expansion board mounting site 4 is mounted on the plastic substrate 2 through the part of studs 21, a grounding end is electrically connected to the grounding connection point 11.
As a specific embodiment, the grounding plate 1 includes: the connector comprises a main body part 12 attached to the surface of the plastic substrate 2 and a ground connection point 11 extending from the main body part 12, wherein the ground connection point 11 is tilted relative to the surface of the plastic substrate 2 and is positioned on the upper end surface of the partial stud 21. According to the arrangement mode, when the CPU board 3 or the communication board mounting position 5 or the expansion board mounting position 4 is fixed to the stud through screws, the grounding end on the back face is directly connected with the grounding connection point of the grounding sheet 2, the main body part 12 is attached to the surface of the plastic substrate 2, interference between the main body part and each board can be avoided, and the installation of the boards is facilitated.
In this embodiment, as shown in fig. 2 to 3, the studs 21 include studs 211 for mounting the CPU board 3, and a positioning structure 22 for positioning the CPU board 3 is disposed at one of the studs 211 for mounting the CPU board 3. The positioning structure 22 is used to position the CPU board 3, so as to mount the CPU board 3 on the plastic substrate 2 quickly.
As a specific embodiment, the positioning structure 22 is a right-angle bending structure adapted to a shape of an angle of the CPU board 3, and the right-angle bending structure can realize horizontal and vertical positioning of the CPU board 3, so that the CPU board 3 can be conveniently positioned on the corresponding stud 211.
Furthermore, the positioning structure 22 is further provided with a clamping portion 221 for clamping the CPU board 3 to form a limit perpendicular to the board surface direction, so that the positioning reliability of the CPU board 3 in the installation process is further improved, and the installation efficiency is improved.
In this embodiment, the plastic substrate 2 is provided with a through groove 23 corresponding to a position of a wire harness connection position of the CPU board 3, so that the wire harness extends downward from the through groove 23, the mounting structure in this embodiment is mainly mounted in an upper opening region of the case of the frequency converter, and the through groove 23 is provided to facilitate communication and electrical connection with components inside the case.
In this embodiment, the grounding plate 1 is provided with a screw hole 13, a through hole (not shown in the figure) is provided at a position of the plastic substrate 2 corresponding to the screw hole 13, and the grounding plate 1 passes through the screw hole 13 and the through hole to be connected with a metal plate on the back surface of the plastic substrate 2.
In this embodiment, one side of the plastic substrate 2 is provided with a bayonet 24 for positioning to a clamping position of the frequency converter case, and the bayonet 24 and the clamping position on the case realize rapid positioning and temporary fixing, thereby facilitating rapid positioning and installation on the case.
Based on above, the utility model discloses can provide a converter simultaneously, include as above arbitrary mounting structure, mounting structure installs on the quick-witted case of converter.
The utility model discloses a mounting structure has integrateed the mounting structure of CPU board, communication integrated circuit board installation position and extension integrated circuit board installation position, bears CPU board, communication integrated circuit board installation position and extension integrated circuit board installation position through a plastic substrate, can simplify the inner structure of converter machine case, need not to set up mounting structure alone to these several subassemblies. Meanwhile, the communication board mounting position and the expansion board mounting position are directly inserted into the CPU board through pins, the use of wiring harnesses is reduced, further, a uniform grounding sheet is arranged on the plastic substrate, and the grounding sheet is provided with a plurality of grounding connection points, so that the grounding setting of the CPU board, the communication board mounting position and the expansion board mounting position can be simultaneously met, a structure for independently setting grounding for each component is not needed, and the manufacturing and assembling process is simplified.
It should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings or the directions or positional relationships that are usually placed when used, and are only for convenience of description, but do not indicate that the device or element to be referred to must have a specific direction, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish one description from another, and are not to be construed as indicating relative importance.
The foregoing is a more detailed description of the present invention, taken in conjunction with specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
- The mounting structure of CPU board and integrated circuit board, its characterized in that includes:the plastic base plate (2), wherein a plurality of studs (21) are arranged on the plastic base plate (2);the grounding piece (1) is arranged on the mounting surface of the plastic substrate (2), and a plurality of grounding connection points (11) are arranged on the grounding piece (1);the CPU board (3) is mounted on the plastic substrate (2) through the stud (21) and is connected with at least one grounding connection point (11) of the grounding sheet (1);the communication board mounting position (5) is arranged on one side of the CPU board (3) through the stud (21), is provided with a pin (51) which is in communication connection with the CPU board (3) and is connected with at least one grounding connection point (11) of the grounding piece (1);expansion integrated circuit board installation position (4), expansion integrated circuit board installation position (4) pass through double-screw bolt (21) set up in one side of CPU board (3), its be provided with stitch (41) with CPU board (3) form communication connection, and with at least one ground connection tie point (11) of grounding lug (1) are connected.
- 2. The mounting structure of the CPU board and the board card according to claim 1, characterized in that: the ground connection point (11) of grounding lug (1) with some double-screw bolts (21) in a plurality of double-screw bolts (21) are located same position point, and when the CPU board or communication integrated circuit board installation position (5) or extension integrated circuit board installation position (4) pass through when some double-screw bolts (21) are installed on plastic substrate (2), the earthing terminal with ground connection point (11) form electric connection.
- 3. The mounting structure of the CPU board and the board card according to claim 2, characterized in that: the grounding plate (1) comprises: the connector comprises a main body part (12) attached to the surface of the plastic substrate (2) and a ground connection point (11) extending from the main body part (12), wherein the ground connection point (11) is tilted relative to the surface of the plastic substrate (2) and is positioned on the upper end face of the partial stud (21).
- 4. The mounting structure of the CPU board and the board card according to claim 1, characterized in that: the studs (211) used for installing the CPU board (3) are arranged in the studs (21), and a positioning structure (22) used for positioning the CPU board (3) is arranged at one stud (211) used for installing the CPU board (3).
- 5. The mounting structure of the CPU board and the board card according to claim 4, wherein: the positioning structure (22) is a right-angle bending structure which is matched with one angle shape of the CPU board (3).
- 6. The mounting structure of the CPU board and the board card according to claim 5, wherein: the positioning structure (22) is further provided with a clamping part (221) which is used for being clamped into the CPU board (3) to form limiting in the direction perpendicular to the board surface.
- 7. The mounting structure of the CPU board and the board card according to claim 1, characterized in that: a through groove (23) is formed in the position, corresponding to one wiring harness connecting position of the CPU board (3), of the plastic substrate (2), so that the wiring harness can extend downwards from the through groove (23).
- 8. The mounting structure of the CPU board and the board card according to claim 1, characterized in that: grounding piece (1) is provided with screw hole (13), plastic substrate (2) correspond the position of screw hole (13) is provided with the through-hole, grounding piece (1) passes through the screw hole (13) and the through-hole with the panel beating ground switch-on at the plastic substrate (2) back.
- 9. The mounting structure of the CPU board and the board card according to claim 1, characterized in that: and a bayonet (24) is arranged on one side of the plastic substrate (2) and is used for being positioned on a clamping position of the frequency converter case.
- 10. A frequency converter, characterized by: a mounting structure comprising the CPU board and the board card as claimed in any one of claims 1 to 9, said mounting structure being mounted on a chassis of a frequency converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221052096.2U CN218042158U (en) | 2022-05-05 | 2022-05-05 | Mounting structure and converter of CPU board and integrated circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221052096.2U CN218042158U (en) | 2022-05-05 | 2022-05-05 | Mounting structure and converter of CPU board and integrated circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218042158U true CN218042158U (en) | 2022-12-13 |
Family
ID=84373244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221052096.2U Active CN218042158U (en) | 2022-05-05 | 2022-05-05 | Mounting structure and converter of CPU board and integrated circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218042158U (en) |
-
2022
- 2022-05-05 CN CN202221052096.2U patent/CN218042158U/en active Active
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