CN217336005U - High-density interconnected PCB circuit board with blind holes - Google Patents

Abstract

The utility model discloses a high density interconnection contain blind hole PCB circuit board, including circuit board and framework, all the cover has the location shell on four angles of circuit board, all is equipped with the spout perpendicularly on four angles of framework inboard, and equal slidable mounting has the slider in the spout, all installs elastic mechanism between three horn parts and the location shell, and the both sides of framework all are equipped with the bar mouth, and equal movable mounting has along bar mouth longitudinal movement's position sleeve in the bar mouth, all is equipped with the fixed plate in the position sleeve, and equal axial is equipped with fixed mouthful on the fixed plate. The utility model discloses simple structure can make things convenient for the dismantlement and the change of follow-up circuit board through the mode of establishing the location shell cover in the bight of circuit board through elastic mechanism, and when receiving vibrations, the circuit board can reciprocate, plays the effect of buffering through first spring, can be vertical or horizontal adjustment fixed plate according to the position of screw hole on the equipment casing simultaneously for can adapt to different equipment casings.

Description

High-density interconnected PCB circuit board with blind holes

Technical Field

The utility model relates to a PCB circuit board technical field, concretely relates to high density interconnection contain blind hole PCB circuit board.

Background

The PCB breadboard is also called the printed circuit board, it is the provider of electrical connection of the electronic component, the existing PCB breadboard has the following problems when installing 1, the PCB breadboard because of the different specification model, its size has difference, it is inconvenient to install too much; 2. in the prior art, the PCB is mostly connected with the shell through bolts, the bolts are screwed too tightly to easily cause damage to the PCB in the installation process, and the screwing too loose affects the firmness of installation, which brings inconvenience to installation personnel.

Disclosure of Invention

The utility model aims to solve the technical problem that a high density interconnection contains blind hole PCB circuit board is provided to solve the problem of proposing in the above-mentioned background art.

The utility model discloses a realize through following technical scheme: a high-density interconnected PCB circuit board with blind holes comprises a circuit board and a frame body, wherein four corners of the circuit board are sleeved with positioning shells, four corners of the inner side of the frame body are vertically provided with sliding grooves, sliding blocks are arranged in the sliding grooves in a sliding manner, first springs are arranged between the sliding blocks and the bottom surfaces of the sliding grooves, one ends of the sliding blocks are outwards expanded to form triangular parts, the triangular parts are arranged in the inner corners of the frame body, elastic mechanisms are arranged between the triangular parts and the positioning shells, jacks are arranged on the top surfaces of the circuit boards in the positioning shells, positioning holes are arranged on the top surfaces of the positioning shells opposite to the jacks, positioning rods are arranged in the positioning holes, the lower ends of the positioning rods are inserted into the jacks, the portable piece is all installed to the upper end, and the both sides of framework all are equipped with the bar mouth, and equal movable mounting has along bar mouth longitudinal movement's position sleeve in the bar mouth, all is equipped with the fixed plate in the position sleeve, and equal axial is equipped with fixed mouthful on the fixed plate.

As preferred technical scheme, all install the polylith locating plate on the position sleeve, the opposite face of locating plate touches with the lateral surface and the medial surface of framework respectively, the position sleeve all protrudes on one section that is arranged in the bar mouth and forms a plurality of fixture blocks, all be equipped with a plurality of draw-in grooves on the medial surface of bar mouth, fixture block one end all inserts in the draw-in groove that corresponds, all be equipped with the screw hole on the top surface of position sleeve, equal threaded connection has the hand bolt in the screw hole, the hand bolt lower extreme all offsets with the fixed plate, the fixed plate all is fixed through the hand bolt locking of twisting.

As preferred technical scheme, elastic mechanism all includes carriage release lever, barrel and second spring, and the barrel is all installed on three angular segments, and carriage release lever one end all inserts in the barrel, and the other end all is installed on the location shell, and the second spring all sets up inside the barrel, and second spring one end all is installed on the carriage release lever, and the other end all is installed on the barrel.

As the preferred technical scheme, the positioning rods are sleeved with third springs, the upper ends of the third springs are mounted on the portable block, and the lower ends of the third springs are mounted on the positioning shell.

As preferred technical scheme, all install the rubber layer perpendicularly on the internal face of spout, the rubber layer all touches with the slider, and the cross-section of spout and slider all is the setting of dovetail structure.

The utility model has the advantages that: the utility model discloses simple structure, can be with the bight of location shell cover at the circuit board through elastic mechanism, electronic component can generally not be installed in bight, consequently the cover of location shell is established and is not influenced the holistic overall arrangement of circuit board, and it is fixed then can with location shell and circuit board grafting through the locating lever, guarantee the fastness after the cover is established, the mode of establishing through location shell cover has made things convenient for the dismantlement and the change of follow-up circuit board, and when receiving vibrations, the circuit board can reciprocate, the removal of circuit board has driven elastic mechanism, triangle portion and slider, the removal of slider can extrude or tensile first spring, play the effect of buffering through first spring, can be according to the vertical or horizontal adjustment fixed plate in position of screw hole on the equipment casing simultaneously, make and to adapt to different equipment casings, great increase adaptability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the installation structure of the middle elastic mechanism of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 and 2, the PCB circuit board with high density interconnection of the utility model comprises a circuit board 1 and a frame body 2, four corners of the circuit board 1 are all sleeved with positioning shells 6, four corners of the inner side of the frame body 2 are all vertically provided with sliding grooves 25, sliding blocks 3 are all slidably mounted in the sliding grooves 25, first springs 18 are all mounted between the sliding blocks 3 and the bottom surfaces of the sliding grooves, one ends of the sliding blocks 3 are outwards expanded to form triangular parts 4, the triangular parts 4 are arranged in the inner corners of the frame body 2, elastic mechanisms 5 are all mounted between the triangular parts 4 and the positioning shells 6, jacks are all arranged on the top surface of the circuit board 1 positioned in the positioning shells, positioning holes are all arranged right opposite to the jacks on the top surface of the positioning shells 6, positioning rods 23 are all arranged in the positioning holes, the lower ends of the positioning rods 23 are all inserted in the jacks, the upper ends of the positioning rods are all provided with a portable block 7, strip-shaped mouth 8 is arranged on both sides of the frame body 2, all movable mounting has along bar mouth longitudinal movement's position sleeve 9 in the bar mouth 8, all is equipped with fixed plate 13 in the position sleeve 9, and equal axial is equipped with fixed mouthful 14 on the fixed plate 13, and wherein, be equipped with a plurality of blind holes on the top surface of circuit board, be convenient for effectively carry out the line connection and use.

In this embodiment, all install polylith locating plate 16 on the position sleeve 9, the opposite face of locating plate 16 touches with the lateral surface and the medial surface of framework respectively, position sleeve 9 is arranged in one section in the bar mouth and all protrudes and form a plurality of fixture blocks 11, all be equipped with a plurality of draw-in grooves 12 on the medial surface of bar mouth, fixture block 11 one end all inserts in the draw-in groove 12 that corresponds, all be equipped with the screw hole on the top surface of position sleeve 9, equal threaded connection has hand screwed bolt 15 in the screw hole, hand screwed bolt 15 lower extreme all offsets with the fixed plate, the fixed plate all is fixed through hand screwed bolt locking.

In this embodiment, the elastic mechanism includes movable rod 19, barrel 21 and second spring 22, and barrel 21 all installs on triangle portion 4, and 19 one end of movable rod all inserts in barrel 21, and the other end all installs on location shell 6, and second spring 22 all sets up inside barrel 21, and second spring 22 one end all installs on movable rod 19, and the other end all installs on the barrel.

In this embodiment, the third spring 24 is sleeved on the positioning rod 23, the upper end of the third spring 24 is mounted on the portable block 7, and the lower end of the third spring is mounted on the positioning shell 6.

In this embodiment, the rubber layers 17 are vertically mounted on the inner wall surfaces of the sliding grooves 25, the rubber layers 17 are in contact with the sliding blocks 3, and the cross sections of the sliding grooves and the sliding blocks are arranged in a dovetail structure.

When the positioning shell is sleeved, the positioning rod can be inserted into the blind hole through the resilience of a third spring, and the positioning shell is connected with the circuit board;

when receiving vibrations, the circuit board can reciprocate, and the removal of circuit board has driven elastic mechanism, triangle portion and slider, and the removal of slider can extrude or tensile first spring, plays the effect of buffering through first spring, because the slider touches mutually with the rubber layer, can play damped effect through the friction between the two, has avoided the range of vibration too big.

Wherein, when the framework installation, earlier according to the position adjustment fixed plate's of the last screw hole of equipment casing position, during the adjustment, fore-and-aft removal position sleeve, the removal of position sleeve has driven the fixed plate, the position sleeve is after removing, can direct location through the joint between fixture block and the draw-in groove, it screws up the bolt to twist the delivery hand again, and horizontal removes the fixed plate along the position sleeve, until making the fixed port on the fixed plate and the relative setting of screw hole on the equipment casing, at this moment, the screw can pass the fixed port and fix the fixed plate lock in the equipment casing of fastening, great increase the adaptability.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (5)

1. The utility model provides a high density interconnection contains blind hole PCB circuit board which characterized in that: comprises a circuit board (1) and a frame body (2), four corners of the circuit board (1) are sleeved with positioning shells (6), four corners of the inner side of the frame body (2) are vertically provided with sliding grooves (25), sliding blocks (3) are arranged in the sliding grooves (25) in a sliding manner, first springs (18) are arranged between the sliding blocks (3) and the bottom surfaces of the sliding grooves, one ends of the sliding blocks (3) are outwards expanded to form triangular parts (4), the triangular parts (4) are arranged in the inner corners of the frame body (2), elastic mechanisms (5) are arranged between the triangular parts (4) and the positioning shells (6), top surfaces of the circuit board (1) in the positioning shells are provided with jacks, the top surfaces of the positioning shells (6) are provided with positioning holes right opposite to the jacks, positioning rods (23) are arranged in the positioning holes, the lower ends of the positioning rods (23) are inserted into the jacks, hand-carrying blocks (7) are arranged at the upper ends, both sides of framework (2) all are equipped with bar mouth (8), and equal movable mounting has along bar mouth longitudinal movement's position sleeve (9) in bar mouth (8), all is equipped with fixed plate (13) in position sleeve (9), and equal axial is equipped with fixed mouthful (14) on fixed plate (13).

2. The high-density interconnected blind-hole-containing PCB wiring board defined in claim 1 wherein: all install polylith locating plate (16) on position sleeve (9), the opposite face of locating plate (16) touches with the lateral surface and the medial surface of framework respectively, position sleeve (9) are arranged in one section of bar mouth and all bulge and form a plurality of fixture blocks (11), all be equipped with a plurality of draw-in grooves (12) on the medial surface of bar mouth, fixture block (11) one end all inserts in corresponding draw-in groove (12), all be equipped with the screw hole on the top surface of position sleeve (9), equal threaded connection has hand to twist bolt (15) in the screw hole, hand is twisted bolt (15) lower extreme and all offsets with the fixed plate, the fixed plate all screws up bolt locking through the hand and fixes.

3. The high-density interconnected blind-hole-containing PCB wiring board defined in claim 1 wherein: elastic mechanism all includes carriage release lever (19), barrel (21) and second spring (22), and barrel (21) all are installed on three angular segments (4), and carriage release lever (19) one end all inserts barrel (21), and the other end all is installed on location shell (6), and second spring (22) all set up inside barrel (21), and second spring (22) one end all is installed on carriage release lever (19), and the other end all is installed on the barrel.

4. The high-density interconnected blind-hole-containing PCB board of claim 1, wherein: the positioning rod (23) is sleeved with a third spring (24), the upper end of the third spring (24) is mounted on the portable block (7), and the lower end of the third spring is mounted on the positioning shell (6).

5. The high-density interconnected blind-hole-containing PCB wiring board defined in claim 1 wherein: all install rubber layer (17) perpendicularly on the internal wall of spout (25), rubber layer (17) all touches with slider (3), and the cross-section of spout and slider all is the setting of dovetail structure.

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