CN212278546U - Circuit board mounting structure - Google Patents
Circuit board mounting structure Download PDFInfo
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- CN212278546U CN212278546U CN202020102401.9U CN202020102401U CN212278546U CN 212278546 U CN212278546 U CN 212278546U CN 202020102401 U CN202020102401 U CN 202020102401U CN 212278546 U CN212278546 U CN 212278546U
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- circuit board
- pressing plate
- contact pin
- positioning
- limiting
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Abstract
The utility model provides a circuit board mounting structure, which comprises a first circuit board and a second circuit board, wherein the first circuit board is provided with a contact pin, and the second circuit board is provided with a contact pin seat which is connected with the contact pin in a matching way; the first circuit board is arranged on the first pressing plate, and the second circuit board is arranged on the second pressing plate; the first pressing plate and the second pressing plate are respectively provided with a first positioning structure and a second positioning structure which are used for installing and matching, and the first positioning structure and the second positioning structure are installed in a matching mode to enable the contact pin to be inserted into the contact pin base. The utility model discloses a circuit board mounting structure, which guides two circuit boards to be connected by adding two pressing plates; when the first positioning structure and the second positioning structure are assembled, the mounting positions of the contact pins and the contact pin seats of the two circuit boards are positioned, the first contact pin is inserted into the contact pin seat to guide, the two circuit boards are fast and convenient to mount, and the contact pins can be effectively protected.
Description
Technical Field
The utility model relates to a low voltage apparatus field, in particular to circuit board mounting structure.
Background
Along with the development of intellectuality, electronic product is more and more complicated, and electronic product often has two or polylith circuit boards, and the connection between two circuit boards generally adopts connection modes such as bullet needle, line area, contact pin, and wherein the cost of contact pin connection is minimum, and the circular telegram performance is most stable, and the range of application is extensive.
The existing electronic switch pin seat adopts the pin to be connected with the pin seat when two circuit boards are connected, the pin on one circuit board and the pin seat on the other circuit board do not have a guide structure or have poor guide structure effect, and when two circuit boards are assembled, the pin on one circuit board can not be smoothly inserted into the pin seat on the other circuit board, so that the pin on the circuit board is crushed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a circuit board mounting structure that the installation is dismantled swiftly conveniently, stable in structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a circuit board mounting structure comprises a first circuit board and a second circuit board, wherein a contact pin is arranged on the first circuit board, a contact pin seat connected with the contact pin in a matched mode is arranged on the second circuit board, the circuit board mounting structure further comprises a first pressing plate and a second pressing plate used for positioning the contact pin to be inserted into the contact pin seat, the first circuit board is mounted on the first pressing plate, and the second circuit board is mounted on the second pressing plate; the first pressing plate and the second pressing plate are respectively provided with a first positioning structure and a second positioning structure which are used for installing and matching, and the first positioning structure and the second positioning structure are installed in a matching mode to enable the contact pin to be inserted into the contact pin base.
Preferably, the first pressing plate and the second pressing plate are located on the inner side, the first circuit board and the second circuit board are respectively located on the outer sides of the first pressing plate and the second pressing plate, the first positioning structure is provided with a first through hole through which the contact pin penetrates, and the second positioning structure is provided with a second through hole through which the contact pin base penetrates.
Preferably, the middle part of the first positioning structure is provided with a mounting cavity into which the second positioning structure extends, and the first through hole is formed in the bottom of the mounting cavity; the second positioning structure comprises a positioning arm which is arranged on one side of the second pressing plate facing the first pressing plate in a protruding mode and is matched with the installation cavity in an installation mode, and the positioning arm is arranged around the second through hole.
Preferably, the positioning arm is provided with a notch, the side wall of the mounting cavity is provided with a limiting through hole in limiting fit with the positioning arm, a limiting bulge in limiting fit with the notch is convexly arranged on the side wall of the limiting through hole, and two sides of the limiting bulge are respectively provided with an avoiding hole; when the first circuit board and the second circuit board are disassembled, the second pressing plate is rotated along the vertical direction, and the positioning arm rotates to the position avoiding hole to remove the limiting relation with the limiting bulge, so that the first circuit board and the second circuit board are disassembled, and the contact pin is pulled out from the contact pin base.
Preferably, the first positioning structure comprises a hollow first limiting structure protruding towards one side of the first circuit board and a hollow second limiting structure protruding towards one side of the first pressing plate, and the middle parts of the first limiting structure and the second limiting structure form an installation cavity together.
Preferably, one side of the first circuit board, which faces the first pressing plate, protrudes to form a contact pin body, the contact pin is installed on the contact pin body, a baffle plate used for limiting the position of the positioning arm is arranged at the bottom of the first limiting structure, and the middle of the baffle plate is arranged in the first through hole.
Preferably, the edge of the baffle is provided with a first chamfer convenient for inserting the pin towards the inserting direction of the pin body.
Preferably, the second limiting structure is a convex rib which is convexly arranged on one side of the first circuit board, and a second chamfer which is convenient for the positioning arm to insert is arranged in the direction, facing the installation direction of the positioning arm, of the convex rib; the convex rib is arranged along the periphery of the installation cavity, and a notch groove is formed in the top of the convex rib.
Preferably, a third chamfer convenient to extend into the mounting cavity is arranged on the outer side of the end part of the positioning arm towards the mounting direction of the mounting cavity; and a fourth chamfer used for avoiding the contact pin body of the first circuit board is arranged on the inner side of the end part of the positioning arm.
Preferably, the second circuit board is equipped with the plug pin seat body towards the protrusion of one side of second clamp plate, and the plug pin seat is installed in the plug pin is originally internal, the plug pin seat body is installed the fit with the second through-hole.
The utility model discloses a circuit board mounting structure, which guides two circuit boards to be connected by adding two pressing plates; each circuit board is provided with a pressing plate, the two pressing plates are respectively provided with a first positioning structure and a second positioning structure, and the first positioning structure and the second positioning structure can be installed and matched; when the first positioning structure and the second positioning structure are assembled, the mounting positions of the contact pins and the contact pin seats of the two circuit boards are positioned, the first contact pin is inserted into the contact pin seat to guide, the two circuit boards are fast and convenient to mount, and the contact pins can be effectively protected.
Drawings
Fig. 1 is a sectional view of the circuit board mounting structure of the present invention;
FIG. 2 is an enlarged view of portion C of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view of the circuit board mounting structure of the present invention in another orientation;
fig. 4 is an exploded view of the circuit board mounting structure of the present invention;
fig. 5 is a schematic structural diagram of one side of the first circuit board according to the present invention;
fig. 6 is a side view of a first circuit board of the present invention;
fig. 7 is a schematic structural view of the first pressing plate of the present invention;
fig. 8 is a cross-sectional view of a first platen of the present invention;
fig. 9 is a side view of the first platen of the present invention;
fig. 10 is a side view of the second pressing plate and the side of the first pressing plate where the second pressing plate is installed;
figure 11 is a cross-sectional view of a second platen of the present invention;
fig. 12 is a schematic structural view of one side of the plug pin seat of the second circuit board of the present invention;
fig. 13 is a side view of a second circuit board according to the present invention.
Detailed Description
The following describes the specific embodiments of the circuit board mounting structure of the present invention with reference to the embodiments shown in fig. 1 to 13. The circuit board mounting structure of the present invention is not limited to the description of the following embodiments.
At present, when two circuit boards are connected, a contact pin and a contact pin seat are generally adopted for connection, and when the contact pin is connected with the contact pin seat, a guide structure is not arranged, so that the contact pin is easy to damage. When the two circuit boards are disassembled, the contact pins are easy to damage, so that the products are damaged; and the two circuit boards of the electronic switch pin seat are not easy to be disassembled.
As shown in fig. 1-4, the utility model provides a circuit board mounting structure, which comprises a first circuit board 1, a second circuit board 2, a first pressing plate 3 and a second pressing plate 4, wherein the first pressing plate and the second pressing plate are used for positioning a contact pin 101 to be inserted into a contact pin base 201; the first circuit board is provided with a contact pin 101, and the second circuit board 2 is provided with a contact pin seat 201 which is matched and connected with the contact pin 101; the first circuit board 1 is arranged on the first pressing plate 3, and the second circuit board 2 is arranged on the second pressing plate 4; when the first pressing plate 3 and the second pressing plate 4 are assembled, the installation positions of the contact pin 101 and the contact pin seat can be positioned, and the contact pin 101 is guided and inserted into the contact pin seat 201 along with the installation of the first pressing plate 3 and the second pressing plate 4. The utility model discloses circuit board mounting structure two blocks of circuit boards of being convenient for install fast, and stable in structure is reliable.
As shown in fig. 1 to 4, the first pressing plate 3 and the second pressing plate 4 are respectively provided with a first positioning structure 31 and a second positioning structure 41 for installation and matching, and the first positioning structure 31 and the second positioning structure 41 are installed in a matching manner so that the contact pin 101 is inserted into the contact pin holder 201. The utility model discloses a circuit board mounting structure, which guides two circuit boards to be connected by adding two pressing plates; each circuit board is provided with a pressing plate, the two pressing plates are respectively provided with a first positioning structure and a second positioning structure, and the first positioning structure and the second positioning structure can be installed and matched; when the first positioning structure and the second positioning structure are assembled, the mounting positions of the contact pins and the contact pin seats of the two circuit boards are positioned, the first contact pin is inserted into the contact pin seat to guide, the two circuit boards are fast and convenient to mount, and the contact pins can be effectively protected.
As shown in fig. 1-4, the present invention relates to the overall structure of the circuit board mounting structure. As shown in fig. 1, the circuit board mounting structure includes, from left to right, a first circuit board 1, a first pressing plate 3, a second pressing plate 4, and a second circuit board 2. The first pressing plate 3 and the second pressing plate 4 are located on the inner side, the first circuit board 1 and the second circuit board 2 are located on the outer sides of the first pressing plate 3 and the second pressing plate 4 respectively, the first positioning structure 31 is provided with a first through hole 301 through which the contact pin 101 penetrates, and the second positioning structure 41 is provided with a second through hole 401 through which the contact pin base 201 penetrates. Therefore, the first pressing plate 3 is tightly connected with the second pressing plate 4, the contact pin of the first circuit board 1 extends out through the first through hole 301, and the contact pin seat 201 of the first circuit board 1 extends out through the second through hole 401, so that the positioning structure of the first pressing plate 3 and the second pressing plate 4 is connected firstly for positioning and guiding, and the contact pin 101 is ensured to be smoothly inserted into the contact pin seat 201. The utility model discloses circuit board mounting structure's overall structure is compact 7
As shown in fig. 5-7, the structure schematic diagrams of the first circuit board and the first pressing plate of the present invention illustrate the installation relationship of the first circuit board and the first pressing plate. One side of the first circuit board 1 facing the first pressing plate 3 is convexly provided with a pin body 12, the pin 101 is installed on the pin body 12, and the first through hole 301 through which the pin body 12 can pass enables the pin to extend to the other side of the first circuit board 1. During installation, one side of the pin body 12 of the first circuit board 1 faces one side of the first pressing plate 3, and the pin body 12 penetrates through the first through hole 301 and extends to the other side of the first pressing plate 3. The utility model discloses the mounting structure of first clamp plate and first circuit board is reliable and stable.
As shown in fig. 10-11, the structure of the second circuit board and the second pressing plate of the present invention is schematically illustrated to illustrate the installation relationship between the second circuit board and the second pressing plate. One side of the second circuit board 2 facing the second pressing plate 4 is convexly provided with a plug pin seat body 22, the plug pin seat 201 is installed in the plug pin body 12, and the plug pin seat body 22 is installed and matched with the second through hole 401. During installation, the plug pin holder body 22 extends from the second through hole 401, passes through the second through hole 401 and extends to the other side of the second pressing plate 4. The utility model discloses the mounting structure of second circuit board and second clamp plate is reliable and stable.
As shown in fig. 5-7, the first pressing plate of the present invention has a schematic structural view. The middle part of the first positioning structure 31 of the first pressing plate 3 is provided with a second positioning structure 41 which extends into the mounting cavity 311. The first positioning structure 31 includes a hollow first limiting structure 310 protruding toward one side of the first circuit board 1 and a hollow second limiting structure 320 protruding toward one side of the first press plate 3, and the middle portions of the first limiting structure 310 and the second limiting structure 320 together form a mounting cavity 311. The first limiting structure 310 is used for assisting in mounting the pin body 12 and limiting the first circuit board 1; the second limiting structure 320 is used for assisting the installation of the second pressing plate 4 and limiting the second pressing plate 4.
As shown in fig. 8 and 9, the second pressing plate of the present invention has a schematic structural view. The second positioning structure 41 includes a positioning arm 411 protruding from one side of the second pressing plate 4 facing the first pressing plate 3 and fitting with the mounting cavity 311, and the positioning arm 411 is disposed along the periphery of the second through hole 401. The mounting cavity 311 formed by the middle portions of the first limiting structure 310 and the second limiting structure 320 together can mount the positioning arm 411 on the one hand, and on the other hand, in the process of mounting the positioning arm 411, the mounting cavity 311 plays a guiding role in mounting the contact pin 101 and the contact pin holder 201.
Further, with reference to fig. 2, 3, 4, and 5-7, a baffle 315 for limiting the extending position of the positioning arm 411 is disposed at the bottom of the first limiting structure 310, and the first through hole 301 is disposed in the middle of the baffle 315. The second limiting structure 320 is a protruding rib arranged on one side of the first circuit board 1, the protruding rib is arranged around the mounting cavity 311, and the top of the protruding rib is provided with a notch 3201. The baffle 315 is used for limiting the first circuit board 1, and the convex rib is used for limiting the second pressing plate 4. The edge of the dam 315 is provided with a first chamfer 313a toward the insertion direction of the pin body 12 to facilitate insertion of the pin 101. The rib is provided with a second chamfer 320a toward the mounting direction of the locator arm 411 for facilitating insertion of the locator arm 411. The edge of the blocking plate 315 is provided with a first chamfer 313a to facilitate the insertion of the pin body 12, and the convex rib is provided with a second chamfer 320a towards the mounting direction of the positioning arm 411 to facilitate the insertion of the positioning arm 411 into the mounting cavity 311.
Further, with reference to fig. 2, 3, 4, 6, 8, and 9, the second pressing plate of the present invention has a schematic structural view. The positioning arm 411 is provided with a notch 412, the side wall of the mounting cavity 311 is provided with a limiting through hole 313 in limiting fit with the positioning arm 411, the side wall of the limiting through hole 313 is convexly provided with a limiting bulge 312 in limiting fit with the notch 412, and two sides of the limiting bulge 312 are respectively provided with a spacing hole. In the embodiment shown in the figures, the upper side and the lower side of the positioning arm 411 are respectively provided with a notch 412, correspondingly, the upper side and the lower side of the mounting cavity 311 are respectively provided with a limiting through hole 313, each limiting through hole 313 is provided with a limiting protrusion 312 in limiting fit with the notch 412, and two sides of each limiting protrusion 312 are respectively provided with a spacing hole. When first clamp plate 3 and second clamp plate 4 were installed, the locating arm 411 of second clamp plate 4 stretched into installation cavity 311, and the breach 412 of both sides carries out spacing cooperation with the spacing arch 312 of first clamp plate 3 respectively about the locating arm 411 of second clamp plate 4, and simultaneously, the contact pin was inserted in the contact pin seat, prevented that first clamp plate 3 and second clamp plate 4 are not hard up for mounting structure between two block lines boards is reliable and stable. When the first circuit board 1 and the second circuit board 2 are disassembled, the second pressing plate 4 is rotated along the vertical direction, and the positioning arm 411 is rotated to the position avoiding hole to remove the limiting relation with the limiting bulge 312, so that the first circuit board 1 and the second circuit board 2 are disassembled, and the contact pin 101 is pulled out from the contact pin seat 201.
Further, as shown in fig. 11, the outer side of the end of the positioning arm 411 of the second presser plate 4 is provided with a third chamfer 411a toward the mounting direction of the mounting cavity 311 so as to project into the mounting cavity 311. A fourth chamfer 411b for avoiding the pin body 12 of the first circuit board 1 is provided on the inner side of the end of the positioning arm 411. Wherein, the tip outside of registration arm 411 sets up third chamfer 411a for in registration arm 411 can stretch into installation cavity 311 smoothly, the tip inboard of registration arm 411 sets up fourth chamfer 411b for dodge the contact pin body 12 of first circuit board 1, make mounting structure reliable and stable.
The mounting and dismounting processes of the first circuit board 1 and the second circuit board 2 will be described in detail below with reference to fig. 1 to 13.
1, mounting of the first circuit board 1 and the first pressing plate 3. During installation, one side of the pin body 12 of the first circuit board 1 faces one side of the first pressing plate 3, and the pin body 12 penetrates through the first through hole 301 and extends to the other side of the first pressing plate 3. The utility model discloses the mounting structure of first clamp plate and first circuit board is reliable and stable.
2, mounting of the second circuit board 2 and the second pressing plate 4. During installation, the plug pin holder body 22 extends from the second through hole 401, passes through the second through hole 401 and extends to the other side of the second pressing plate 4. The utility model discloses the mounting structure of second circuit board and second clamp plate is reliable and stable.
3, mounting of a first press plate 3 and a second press plate 4. When first clamp plate 3 and second clamp plate 4 were installed, the locating arm 411 of second clamp plate 4 stretched into installation cavity 311, and the breach 412 of both sides carries out spacing cooperation with the spacing arch 312 of first clamp plate 3 respectively about the locating arm 411 of second clamp plate 4, and simultaneously, the contact pin was inserted in the contact pin seat, prevented that first clamp plate 3 and second clamp plate 4 are not hard up for mounting structure between two block lines boards is reliable and stable.
And 4, disassembling the first circuit board 1 and the second circuit board 2. When the first circuit board 1 and the second circuit board 2 are disassembled, the second pressing plate 4 is rotated along the vertical direction, and the positioning arm 411 is rotated to the position avoiding hole to remove the limiting relation with the limiting bulge 312, so that the first circuit board 1 and the second circuit board 2 are disassembled, and the contact pin 101 is pulled out from the contact pin seat 201.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. 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)
1. The utility model provides a circuit board mounting structure, includes first circuit board (1) and second circuit board (2), be equipped with contact pin (101) on the first circuit board, be equipped with on second circuit board (2) and cooperate plug pin seat (201) of being connected with contact pin (101), its characterized in that:
the circuit board is characterized by further comprising a first pressing plate (3) and a second pressing plate (4) which are used for positioning a contact pin (101) to be inserted into a contact pin seat (201), wherein the first circuit board (1) is installed on the first pressing plate (3), and the second circuit board (2) is installed on the second pressing plate (4); the first pressing plate (3) and the second pressing plate (4) are respectively provided with a first positioning structure (31) and a second positioning structure (41) which are used for installing and matching, and the first positioning structure (31) and the second positioning structure (41) are installed in a matching mode to enable the insertion pin (101) to be inserted into the insertion pin seat (201).
2. The wiring board mounting structure according to claim 1, wherein: the first pressing plate (3) and the second pressing plate (4) are located on the inner side, the first circuit board (1) and the second circuit board (2) are located on the outer sides of the first pressing plate (3) and the second pressing plate (4) respectively, a first through hole (301) through which a contact pin (101) penetrates is formed in the first positioning structure (31), and a second through hole (401) through which the contact pin base (201) penetrates is formed in the second positioning structure (41).
3. The wiring board mounting structure according to claim 2, wherein: the middle part of the first positioning structure (31) is provided with a mounting cavity (311) into which a second positioning structure (41) extends, and the first through hole (301) is arranged at the bottom of the mounting cavity (311); the second positioning structure (41) comprises a positioning arm (411) which is arranged on one side, facing the first pressing plate (3), of the second pressing plate (4) in a protruding mode and is matched with the installation cavity (311) in an installation mode, and the positioning arm (411) is arranged around the second through hole (401).
4. The wiring board mounting structure according to claim 3, wherein: a notch (412) is formed in the positioning arm (411), a limiting through hole (313) in limiting fit with the positioning arm (411) is formed in the side wall of the mounting cavity (311), a limiting protrusion (312) in limiting fit with the notch (412) is convexly arranged on the side wall of the limiting through hole (313), and two sides of the limiting protrusion (312) form a position avoiding hole respectively;
when the first circuit board (1) and the second circuit board (2) are disassembled, the second pressing plate (4) is rotated along the vertical direction, the positioning arm (411) is rotated to the position avoiding hole to remove the limiting relation with the limiting protrusion (312), so that the first circuit board (1) and the second circuit board (2) are disassembled, and the contact pin (101) is pulled out from the contact pin seat (201).
5. The wiring board mounting structure according to claim 3, wherein: the first positioning structure (31) comprises a hollow first limiting structure (310) protruding towards one side of the first circuit board (1) and a hollow second limiting structure (320) protruding towards one side of the first pressing plate (3), and the middle parts of the first limiting structure (310) and the second limiting structure (320) form a mounting cavity (311) together.
6. The wiring board mounting structure according to claim 5, wherein: first circuit board (1) is equipped with contact pin body (12) towards the one side protrusion of first clamp plate (3), contact pin (101) are installed on contact pin body (12), the bottom of first limit structure (310) is equipped with baffle (315) that are used for spacing locating arm (411) to stretch into the position, the middle part of baffle (315) is located in first through-hole (301).
7. The wiring board mounting structure according to claim 6, wherein: the edge of the baffle plate (315) faces the insertion direction of the pin body (12) and is provided with a first chamfer (313a) which is convenient for the insertion of the pin (101).
8. The wiring board mounting structure according to claim 5, wherein: the second limiting structure (320) is a convex rib which is convexly arranged on one side of the first circuit board (1), and a second chamfer (320a) which is convenient for the positioning arm (411) to insert is arranged in the direction, facing the mounting direction of the positioning arm (411), of the convex rib; the convex rib is arranged along the periphery of the mounting cavity (311), and the top of the convex rib is provided with a gap groove (3201).
9. The wiring board mounting structure according to claim 3, wherein: a third chamfer (411a) which is convenient to extend into the mounting cavity (311) is arranged on the outer side of the end part of the positioning arm (411) towards the mounting direction of the mounting cavity (311); and a fourth chamfer (411b) for avoiding the pin body (12) of the first circuit board (1) is arranged on the inner side of the end part of the positioning arm (411).
10. The wiring board mounting structure according to claim 2, wherein: the second circuit board (2) is provided with a plug pin seat body (22) towards the protrusion of one side of the second pressing plate (4), the plug pin seat (201) is installed in the plug pin body (12), and the plug pin seat body (22) is installed and matched with the second through hole (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020102401.9U CN212278546U (en) | 2020-01-17 | 2020-01-17 | Circuit board mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020102401.9U CN212278546U (en) | 2020-01-17 | 2020-01-17 | Circuit board mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212278546U true CN212278546U (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020102401.9U Active CN212278546U (en) | 2020-01-17 | 2020-01-17 | Circuit board mounting structure |
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| Country | Link |
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| CN (1) | CN212278546U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972104A (en) * | 2021-09-30 | 2022-01-25 | 环宇高科有限公司 | Modular automatic switching-on and switching-off Internet of things circuit breaker with small volume |
-
2020
- 2020-01-17 CN CN202020102401.9U patent/CN212278546U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113972104A (en) * | 2021-09-30 | 2022-01-25 | 环宇高科有限公司 | Modular automatic switching-on and switching-off Internet of things circuit breaker with small volume |
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