Printed circuit board convenient to maintain

Abstract

The utility model provides a printed circuit board convenient to maintain, which belongs to the technical field of printed circuit boards and comprises a mounting seat, a mounting groove is arranged in the center of the upper surface of the mounting seat, a circuit board main body is embedded in the mounting groove, an embedding groove is arranged in the center of the circuit board main body, and a spring is fixedly arranged at the bottom of the embedding groove. A pop-up column is fixedly arranged at the top of the spring, and rectangular grooves are formed in the upper portions of the left and right side surfaces of the mounting groove. When the circuit board main body needs to be disassembled and maintained, the two pulling plates are pulled outwards, the pulling plates drive the limiting plates to move into the rectangular grooves through the penetrating rods, the limiting plates are completely embedded into the rectangular grooves, the limiting plates release the limiting of the circuit board main body, and the elastic force of the springs ejects the ejection columns out of the embedding grooves. The circuit board main body is pushed by the pop-up column to move upwards, and the circuit board main body is popped out of the mounting groove, so that the circuit board main body can be conveniently taken out of the mounting groove for maintenance or repair.

Description

TECHNICAL FIELD

[0001] The utility model relates to printed circuit board technical field, especially a kind of printed circuit board of being convenient for maintenance. BACKGROUND

[0002] Printed circuit board is also called printed circuit board, and it is an important electronic component, mainly used for the support and connection of electronic components, and the installation of printed circuit board in the prior art is usually carried out in the form of bolt installation, which has complex fixing steps, and the disassembly and installation steps are complex, and when the printed circuit board fails, it is difficult to disassemble and maintain, and the printed circuit board is easily damaged during disassembly.

[0003] In the prior art, a kind of printed circuit board convenient for maintenance is disclosed in the patent with the authorization announcement No.CN211671047U, the cooperation between the push plate, slide bar, pressing plate, first spring, third spring and clamping block arranged by the device can facilitate the installation and disassembly of circuit board main body, and the circuit board main body is disassembled and maintained by operator,

[0004] But the device supports circuit board main body through substrate, and the substrate is fixedly arranged on mounting seat through second spring, so that the stability of circuit board main body is poor after installation, and when the device for installing circuit board main body vibrates, the base vibrates along the direction of second spring, which causes the vibration of circuit board main body and base, and affects the service life of circuit board main body, so a kind of printed circuit board convenient for maintenance is designed to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the problems in the above background art, and provides a kind of printed circuit board convenient for maintenance.

[0006] The utility model solves the technical problem to provide a kind of printed circuit board convenient for maintenance, and solves the problem of inconvenient installation and disassembly of circuit board main body in the prior art.

[0007] The utility model provides a kind of printed circuit board convenient for maintenance, including mounting seat, the upper surface central of mounting seat is equipped with installation slot, circuit board main body is embedded in the installation slot, the central of circuit board main body is equipped with embedded slot, the bottom of embedded slot is fixedly set with spring, the top of spring is fixedly set with pop-up column, the upper surface of the left and right sides of installation slot is equipped with rectangular slot, the central of rectangular slot is equipped with through rod, the end of through rod towards rectangular slot interior is fixedly set with limit stop, limit stop and the inside of rectangular slot are fixedly set with sleeve spring, the end of through rod away from limit stop is fixedly set with pull plate.

[0008] Preferably, the length of the installation slot and the circuit board main body is matched.

[0009] Preferably, when the spring is in the maximum compression state, the ejection column is completely embedded in the embedding groove, and when the spring is in the natural elongation state, the upper surface of the ejection column is not lower than the upper surface level of the mounting seat.

[0010] Preferably, the limiting plate is in the shape of a straight-angled trapezoid with a small upper thickness and a large lower thickness.

[0011] Preferably, when the sleeve spring is in the natural elongation state, the upper part of the limiting plate is completely embedded in the rectangular groove, and when the sleeve spring is in the maximum compression state, the limiting plate is completely embedded in the rectangular groove.

[0012] Preferably, the distance between the bottom surface of the limiting plate and the mounting groove is equal to the thickness of the circuit board body.

[0013] Preferably, the two side surfaces of the mounting seat are fixedly provided with guide blocks on the left and right, respectively, and the unlocking assembly is slidably arranged on the guide blocks, and the unlocking assembly comprises a concave-shaped frame, a sliding groove and an anti-falling block.

[0014] Preferably, the sliding groove is opposite to the two penetrating rods, and the height of the sliding groove is not less than the diameter of the penetrating rods, and the height of the sliding groove is not greater than the length of the pull plate.

[0015] Preferably, the right end of the concave-shaped frame is in the shape of an inclination with gradually decreasing thickness, the thickness of the right end of the concave-shaped frame is equal to the distance between the pull plate and the mounting seat, and when the pull plate is attached to the outer surface of the concave-shaped frame, the limiting plate is completely embedded in the rectangular groove.

[0016] Compared with the prior art, the utility model has at least the following beneficial effects:

[0017] 1. The utility model discloses a circuit board mounting seat, which comprises a mounting seat, a circuit board body, a spring, an ejection column, a limiting plate, a sleeve spring and a rectangular groove.

[0018] 2, When the utility model needs to disassemble and maintain the circuit board main body, two pull plates are pulled to the outside, the pull plate drives the limiting plate to move into the rectangular groove through the penetrating rod, the limiting plate is completely embedded in the rectangular groove, the limiting plate removes the limiting of the circuit board main body, the spring force pops out the pop-up column from the embedded groove, the pop-up column pushes the circuit board main body to move upwards, and the circuit board main body is popped out from the installation groove, so that the circuit board main body is conveniently taken out from the installation groove for maintenance or repair.

[0019] 3, The utility model discloses a guide block and unlocking assembly are set up, when installing the circuit board main body, push the concave-convex frame to the right side, the sliding slot slides along the guide block, the concave-convex frame is inserted between the gap between two pull plates and the side of the mounting seat, and the sliding slot is sleeved on the penetrating rod, because the right end of the concave-convex frame is inclined and gradually reduces in thickness, the concave-convex frame moves to the right side, and the two pull plates are pushed to move away from the side of the mounting seat, the pull plate drives two limiting plates to be embedded in the rectangular groove through the penetrating rod, which is convenient for the installation and disassembly of the circuit board main body. DRAWINGS

[0020] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the drawings needed to be used in the specific embodiment or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, various elements or parts are not necessarily drawn according to the actual proportion.

[0021] Figure 1 It is a whole structure section schematic view of the utility model.

[0022] Figure 2 It is the utility model Figure 1 It is an enlarged structure schematic view of A.

[0023] Figure 3 It is a whole structure three-dimensional schematic view of the utility model.

[0024] Figure 4 It is a three-dimensional structure schematic view of the unlocking assembly of the utility model.

[0025] [REFERENCE NUMERALS]

[0026] 1, mounting seat;101, installation groove;102, embedded groove;103, rectangular groove;2, circuit board main body;3, spring;4, pop-up column;5, penetrating rod;6, limiting plate;7, sleeve spring;8, pull plate;9, guide block;10, concave-convex frame;1001, sliding slot;1002, anti-drop block. SPECIFIC EMBODIMENT

[0027] Embodiment:

[0028] As Figures 1-4The utility model discloses an embodiment provides a kind of printed circuit board convenient for maintenance, including mounting seat 1, mounting groove 101 is set in the upper surface center of mounting seat 1, circuit board main body 2 is embedded in mounting groove 101, embedding slot 102 is set in the center of circuit board main body 2, spring 3 is fixedly arranged at the bottom of embedding slot 102, spring 3 is fixedly arranged with pop-up column 4 at top, rectangular slot 103 is set in the upper surface of the left and right sides of mounting groove 101, through rod 5 is arranged in the center of rectangular slot 103, limit plate 6 is fixedly arranged towards the one end of rectangular slot 103 inside of through rod 5, sleeve spring 7 is fixedly arranged between limit plate 6 and the inside of rectangular slot 103, pull plate 8 is fixedly arranged at the one end of through rod 5 away from limit plate 6.

[0029] In the embodiment, the length of mounting groove 101 matches the length of circuit board main body 2, facilitating the installation of circuit board main body 2 in mounting groove 101.

[0030] In the embodiment, when spring 3 is in the maximum compression state, pop-up column 4 is completely embedded in embedding slot 102, and when spring 3 is in the natural elongation state, the upper surface of pop-up column 4 is not lower than the upper surface of mounting seat 1, facilitating the ejection of circuit board main body 2 from mounting groove 101 when disassembling.

[0031] In the embodiment, limit plate 6 is in the shape of a right trapezoid with a small thickness on top and a large thickness on bottom, facilitating the installation of circuit board main body 2 by pressing limit plate 6 into rectangular slot 103, and facilitating the installation of circuit board main body 2.

[0032] In the embodiment, when sleeve spring 7 is in the natural elongation state, the top of limit plate 6 is completely embedded in rectangular slot 103, and when sleeve spring 7 is in the maximum compression state, limit plate 6 is completely embedded in rectangular slot 103, facilitating the positioning of circuit board main body 2 by contacting limit plate 6.

[0033] In the embodiment, the distance between the bottom surface of limit plate 6 and mounting groove 101 is equal to the thickness of circuit board main body 2, facilitating the clamping and fixing of circuit board main body 2 by limit plate 6 and the bottom of mounting groove 101, and ensuring the stability of circuit board main body 2 after installation.

[0034] By setting the mounting groove 101, the pop-up column 4 and the limiting plate 6, when the circuit board body 2 is installed, by aligning the circuit board body 2 to the mounting groove 101 and extruding downward, the bottom of the circuit board body 2 extrudes the pop-up column 4 into the embedded groove 102, so that the pop-up column 4 is completely embedded in the embedded groove 102, the spring 3 is in a compressed state, the side of the circuit board body 2 extrudes the limiting plate 6, so that the limiting plate 6 moves into the rectangular groove 103, the sleeve spring 7 is in a compressed state, until the horizontal height of the circuit board body 2 is lower than the horizontal height of the bottom of the rectangular groove 103, the spring force of the sleeve spring 7 pops out the bottom of the limiting plate 6 from the rectangular groove 103, the limiting plate 6 cooperates with the bottom of the mounting groove 101 to limit the circuit board body 2, to ensure the stability of the circuit board installed on the mounting seat 1, to ensure the service life of the circuit board body 2;

[0035] When the circuit board body 2 needs to be disassembled and maintained, pull the two pull plates 8 outward, the pull plate 8 drives the limiting plate 6 to move into the rectangular groove 103 through the through rod 5, the limiting plate 6 is completely embedded in the rectangular groove 103, the limiting plate 6 releases the limiting of the circuit board body 2, the spring 3 pops out the pop-up column 4 from the embedded groove 102, the pop-up column 4 pushes the circuit board body 2 to move upward, and the circuit board body 2 is popped out from the mounting groove 101, which is convenient for taking out the circuit board body 2 from the mounting groove 101 for maintenance or repair.

[0036] In the embodiment, the two side surfaces of the mounting seat 1 are fixedly provided with guide blocks 9, and an unlocking assembly is slidably arranged on the guide blocks 9. The unlocking assembly comprises a reverse concave frame 10, a sliding groove 1001 and an anti-dropping block 1002. The two sides of the reverse concave frame 10 are provided with the sliding grooves 1001, and the right side of the sliding groove 1001 is fixedly provided with the anti-dropping block 1002. The guide block 9 is in the sliding groove 1001 on the left side of the anti-dropping block 1002.

[0037] In the embodiment, the sliding groove 1001 is opposite to the two through rods 5, and the height of the sliding groove 1001 is not less than the diameter of the through rod 5. The height of the sliding groove 1001 is not greater than the length of the pull plate 8. The square sliding groove 1001 is sleeved on the through rod 5 and extends into the gap between the pull plate 8 and the side surface of the mounting seat 1, so as to realize the effect of driving the limiting plate 6 to be completely embedded in the rectangular groove 103.

[0038] In the embodiment, the right end of the reverse concave frame 10 is inclined and gradually reduces in thickness, and the thickness of the right end of the reverse concave frame 10 is equal to the distance between the pull plate 8 and the mounting seat 1. When the pull plate 8 is attached to the outer surface of the reverse concave frame 10, the limiting plate 6 is completely embedded in the rectangular groove 103, which facilitates the release of the limiting of the limiting plate 6 to the circuit board body 2.

[0039] By setting the guide block 9 and the unlocking assembly, when installing the circuit board body 2, the inverted concave frame 10 is pushed to the right side, the sliding groove 1001 slides along the guide block 9, the inverted concave frame 10 extends into the gap between the two pull plates 8 and the side surface of the mounting seat 1, and the sliding groove 1001 is sleeved on the through rod 5. Since the right end of the inverted concave frame 10 is inclined and gradually reduces in thickness, in the process of moving the inverted concave frame 10 to the right side, the two pull plates 8 are pushed to move away from the side surface of the mounting seat 1, the pull plate 8 drives the two limiting plates 6 to be embedded in the rectangular groove 103 through the through rod 5, so that the installation and disassembly of the circuit board body 2 are facilitated.

[0040] The above is only the preferred embodiment of the present application, and it should be pointed out that, for those skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which should also be considered as the protection range of the present application, and these will not affect the effect and practicality of the present application.

Claims

1. A printed circuit board which is easy to maintain, characterized in that: The utility model provides an installation seat (1), the upper surface central of installation seat (1) is equipped with the installation groove (101), the embedded setting of installation groove (101) is equipped with circuit board body (2), the central of circuit board body (2) is equipped with the embedded slot (102), the bottom fixed setting of embedded slot (102) is equipped with spring (3), the top fixed setting of spring (3) is equipped with the pop -out column (4), the upper surface left and right sides of installation groove (101) is equipped with rectangular groove (103), the central through -going of rectangular groove (103) is equipped with through -going rod (5), the one end of through -going rod (5) towards rectangular groove (103) inside is fixedly set with the limiting plate (6), the inside between limiting plate (6) and rectangular groove (103) is fixedly set with the sleeve spring (7), the one end of through -going rod (5) away from limiting plate (6) is fixedly set with the pull plate (8).

2. The maintenance-friendly printed circuit board of claim 1, wherein: The length of the installation groove (101) is matched with the side length of the circuit board body (2).

3. The maintenance-friendly printed circuit board of claim 2, wherein: When the spring (3) is in the maximum compression state, the pop -out column (4) is completely embedded in the embedded slot (102), and when the spring (3) is in the natural elongation state, the upper surface of the pop -out column (4) is not lower than the upper surface of the installation seat (1).

4. The maintenance-friendly printed circuit board of claim 3, wherein: The limiting plate (6) is in the shape of a right trapezoid with a small thickness on the top and a large thickness on the bottom.

5. The maintenance-friendly printed circuit board of claim 4, wherein: When the sleeve spring (7) is in the natural elongation state, the top of the limiting plate (6) is completely embedded in the rectangular groove (103), and when the sleeve spring (7) is in the maximum compression state, the limiting plate (6) is completely embedded in the rectangular groove (103).

6. The maintenance-friendly printed circuit board of claim 5, wherein: The distance between the bottom surface of the limiting plate (6) and the installation groove (101) is equal to the thickness of the circuit board body (2).

7. The maintenance-friendly printed circuit board of claim 1, wherein: The two side surfaces of the installation seat (1) are fixedly provided with guide blocks (9), the guide blocks (9) are slidably provided with an unlocking assembly, the unlocking assembly comprises a concave-shaped frame (10), a sliding groove (1001) and an anti -drop block (1002), the two sides of the concave-shaped frame (10) are provided with the sliding grooves (1001), the right side of the sliding groove (1001) is fixedly provided with the anti -drop block (1002), and the guide block (9) is in the sliding groove (1001) on the left side of the anti -drop block (1002).

8. The maintenance-friendly printed circuit board of claim 7, wherein: The sliding groove (1001) is opposite to the two through -going rods (5), and the height of the sliding groove (1001) is not less than the diameter of the through -going rod (5), and the height of the sliding groove (1001) is not greater than the length of the pull plate (8).

9. The maintenance-friendly printed circuit board of claim 8, wherein: The right end of the concave-shaped frame (10) is in the shape of an inclined surface with a gradually decreasing thickness, the thickness of the right end of the concave-shaped frame (10) is equal to the distance between the pull plate (8) and the installation seat (1), and when the pull plate (8) is attached to the outer surface of the concave-shaped frame (10), the limiting plate (6) is completely embedded in the rectangular groove (103).

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