CN217470564U

CN217470564U - High-precision PCB circuit board assembly

Info

Publication number: CN217470564U
Application number: CN202220700577.3U
Authority: CN
Inventors: 王锡祥; 王泽波; 刘东虎
Original assignee: Ningbo Daxie Development Zone Crystal Electronics Co ltd
Current assignee: Ningbo Daxie Development Zone Crystal Electronics Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-09-20
Anticipated expiration: 2032-03-28

Abstract

The utility model belongs to the technical field of the PCB circuit board, a high-accuracy PCB circuit board subassembly is disclosed, it includes circuit board body and mounting panel, the installation piece has all been welded to the both sides of mounting panel, dead lever and carriage release lever are installed at the top of mounting panel, the inboard of dead lever and carriage release lever all is provided with extrusion mechanism, circuit board body and two extrusion mechanism looks adaptations, the top of mounting panel is provided with cooling mechanism, the guide way has been seted up at the top of mounting panel, slidable mounting has the guide block in the guide way, the guide block links to each other with the top of carriage release lever. The utility model discloses simple structure is convenient for fix and dismantle the circuit board body, has improved the radiating effect simultaneously.

Description

High-precision PCB circuit board assembly

Technical Field

The utility model relates to a PCB circuit board technical field especially relates to a high-accuracy PCB circuit board subassembly.

Background

Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components, and are generally referred to as "PCBs", but cannot be referred to as "PCBs", and are classified into single-sided boards, double-sided boards, four-sided boards, six-sided boards, and other multi-layered boards according to the number of layers of the boards.

The existing high-precision PCB circuit board is installed through screws, the dismounting and mounting process is troublesome, and the dismounting and mounting for many times can cause abrasion to the PCB circuit board, so that the PCB circuit board is inconvenient to use by a user.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is providing a high-accuracy PCB circuit board subassembly to overcome prior art's PCB circuit board and pass through the screw installation, it is comparatively troublesome to dismantle the installation, dismantles the installation many times and may cause wearing and tearing to it, the shortcoming of the not convenient to use person's use.

In order to achieve the above purpose, the basic scheme of the utility model is as follows:

the utility model provides a high-accuracy PCB circuit board subassembly, including circuit board body and mounting panel, the installation piece has all been welded to the both sides of mounting panel, dead lever and carriage release lever are installed at the top of mounting panel, the inboard of dead lever and carriage release lever all is provided with extrusion mechanism, circuit board body and two extrusion mechanism looks adaptations, the top of mounting panel is provided with cooling mechanism, the guide way has been seted up at the top of mounting panel, slidable mounting has the guide block in the guide way, the guide block links to each other with the top of carriage release lever, be provided with locking mechanical system on the guide block, a plurality of hypotenuse grooves have been seted up on the bottom inner wall of guide way, locking mechanical system and the one-way joint in hypotenuse groove.

Preferably, two the extrusion mechanism includes two support piece, and two support piece link to each other with dead lever and carriage release lever respectively, and support piece is U type structure, and support piece's top inner wall sets up for the slope, both sides of circuit board body respectively with two support piece looks adaptations, two all be provided with the rubber pad on support piece's the top inner wall.

Preferably, the cooling mechanism comprises two isolation rods, the two isolation rods are both mounted at the top of the mounting plate, and the inner sides of the two isolation rods are provided with the same USB fan.

Preferably, locking mechanical system includes bottom hypotenuse pole, and the rectangular hole has been seted up at the top of guide block, bottom hypotenuse pole and rectangular hole sliding connection, and the handle is installed at the top of bottom hypotenuse pole, bottom hypotenuse pole and the one-way joint in hypotenuse groove, bottom hypotenuse pole cover is established in the outside of extension spring, and the both ends of extension spring link to each other with handle and guide block respectively.

Preferably, all install the breach strip on the both sides inner wall of guide way, the breach has all been seted up to the both sides of guide block, breach strip and the inner wall sliding connection of the breach that corresponds.

Compared with the prior art, the scheme has the beneficial effects that:

the circuit board body is positioned between the two supporting pieces, the moving rod is pushed to drive the supporting pieces to move, the circuit board body is fixed through the two supporting pieces, the circuit board body can be fixed, the tension spring provides tension force for the bottom bevel edge rod, the bottom bevel edge rod enters the corresponding bevel edge groove, the moving rod can be fixed, and the installation is convenient; the handle is pulled upwards to drive the bottom bevel edge rod to leave the bevel edge groove, so that the fixing of the guide block can be released, the moving rod is pushed outwards, the two supporting pieces are separated from the circuit board body, the circuit board body can be taken down, the disassembly is convenient, and the circuit board body is convenient to fix and disassemble; blowing air to the circuit board body through the USB fan to cool; the heat dissipation effect is improved.

Drawings

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

FIG. 2 is a schematic view of part A of FIG. 1;

fig. 3 is a schematic perspective view of the guide groove of the present invention.

In the figure: 1. a circuit board body; 2. mounting a plate; 3. an isolation rod; 4. a USB fan; 5. fixing the rod; 6. a travel bar; 7. a support member; 8. a rubber pad; 9. a guide groove; 10. a guide block; 11. a notch strip; 12. a notch; 13. a rectangular hole; 14. a bottom bevel bar; 15. a handle; 16. a tension spring; 17. a bevel groove; 18. and (7) mounting the sheet.

Detailed Description

The invention will be described in further detail by means of specific embodiments with reference to the accompanying drawings:

example (b):

referring to fig. 1-3, a high-precision PCB circuit board assembly comprises a circuit board body 1 and a mounting plate 2, mounting pieces 18 are welded on two sides of the mounting plate 2, a fixed rod 5 and a movable rod 6 are mounted at the top of the mounting plate 2, extrusion mechanisms are arranged on the inner sides of the fixed rod 5 and the movable rod 6, the circuit board body 1 is matched with the two extrusion mechanisms, the two extrusion mechanisms comprise two supporting pieces 7, the two supporting pieces 7 are respectively connected with the fixed rod 5 and the movable rod 6, the supporting pieces 7 are of a U-shaped structure, the inner wall of the top of each supporting piece 7 is obliquely arranged, two sides of the circuit board body 1 are respectively matched with the two supporting pieces 7, and rubber pads 8 are arranged on the inner walls of the tops of the two supporting pieces 7; the rubber pad 8 increases the frictional force for fixing the wiring board body 1.

The top of the mounting plate 2 is provided with a cooling mechanism, the cooling mechanism comprises two isolating rods 3, the two isolating rods 3 are both mounted at the top of the mounting plate 2, and the inner sides of the two isolating rods 3 are provided with the same USB fan 4; the circuit board body 1 is cooled by blowing air through the USB fan 4.

The top of the mounting plate 2 is provided with a guide groove 9, a guide block 10 is slidably mounted in the guide groove 9, the guide block 10 is connected with the top of the moving rod 6, notch strips 11 are mounted on the inner walls of two sides of the guide groove 9, notches 12 are formed in two sides of the guide block 10, and the notch strips 11 are slidably connected with the inner walls of the corresponding notches 12; the notch strip 11 is matched with the notch 12, so that the guide block 10 can be ensured to slide in the guide groove 9.

A locking mechanism is arranged on the guide block 10, a plurality of bevel edge grooves 17 are formed in the inner wall of the bottom of the guide groove 9, and the locking mechanism is in one-way clamping connection with the bevel edge grooves 17; the locking mechanism comprises a bottom bevel rod 14, the top of the guide block 10 is provided with a rectangular hole 13, the bottom bevel rod 14 is connected with the rectangular hole 13 in a sliding mode, the top of the bottom bevel rod 14 is provided with a handle 15, the bottom bevel rod 14 is clamped with a bevel groove 17 in a one-way mode, the bottom bevel rod 14 is sleeved on the outer side of a tension spring 16, and two ends of the tension spring 16 are respectively connected with the handle 15 and the guide block 10; the spring force is applied to the bottom bevel lever 14 by the tension spring 16 so that the bottom bevel lever 14 enters the bevel groove 17.

The specific implementation mode of the scheme is as follows:

during the use, with USB fan 4 switch on, place circuit board body 1 between dead lever 5 and carriage release lever 6, make circuit board body 1 be located between two support piece 7, promote carriage release lever 6, carriage release lever 6 promotes the support piece 7 that corresponds and removes, it is fixed to circuit board body 1 through two support piece 7, provide the pulling force for bottom sloping pole 14 through extension spring 16, make bottom sloping pole 14 get into the hypotenuse groove 17 that corresponds, can fix carriage release lever 6, and simple to operate, upwards pulling handle 15 drives bottom sloping pole 14 and leaves the sloping groove 17, can remove the fixing to guide block 10, outwards promote carriage release lever 6, make two support piece 7 leave circuit board body 1, can take off circuit board body 1, and convenient the dismantlement, blow the cooling to circuit board body 1 through USB fan 4.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a high-accuracy PCB circuit board subassembly, includes circuit board body (1) and mounting panel (2), and mounting piece (18), its characterized in that have all been welded to the both sides of mounting panel (2): dead lever (5) and carriage release lever (6) are installed at the top of mounting panel (2), the inboard of dead lever (5) and carriage release lever (6) all is provided with extrusion mechanism, circuit board body (1) and two extrusion mechanism looks adaptations, the top of mounting panel (2) is provided with cooling mechanism, guide way (9) have been seted up at the top of mounting panel (2), slidable mounting has guide block (10) in guide way (9), guide block (10) link to each other with the top of carriage release lever (6), be provided with locking mechanical system on guide block (10), a plurality of bevel grooves (17) have been seted up on the bottom inner wall of guide way (9), locking mechanical system and bevel groove (17) one-way joint.

2. A high precision PCB circuit board assembly as recited in claim 1, wherein: two the extrusion mechanism includes two support piece (7), and two support piece (7) link to each other with dead lever (5) and carriage release lever (6) respectively, and support piece (7) are U type structure, and the top inner wall of support piece (7) sets up for the slope, the both sides of circuit board body (1) respectively with two support piece (7) looks adaptations.

3. A high precision PCB circuit board assembly as recited in claim 2, wherein: rubber pads (8) are arranged on the inner walls of the tops of the two supporting pieces (7).

4. A high precision PCB circuit board assembly as recited in claim 1, wherein: the cooling mechanism comprises two isolating rods (3), the two isolating rods (3) are installed at the top of the mounting plate (2), and the inner sides of the two isolating rods (3) are provided with the same USB fan (4).

5. A high precision PCB circuit board assembly as recited in claim 1, wherein: locking mechanical system includes bottom bevel pole (14), and rectangular hole (13) have been seted up at the top of guide block (10), bottom bevel pole (14) and rectangular hole (13) sliding connection, and handle (15) are installed at the top of bottom bevel pole (14), bottom bevel pole (14) and bevel groove (17) one-way joint.

6. A high precision PCB circuit board assembly as recited in claim 5 wherein: the bottom bevel edge rod (14) is sleeved on the outer side of the tension spring (16), and two ends of the tension spring (16) are connected with the handle (15) and the guide block (10) respectively.

7. A high precision PCB circuit board assembly as recited in claim 1, wherein: notch strips (11) are arranged on the inner walls of the two sides of the guide groove (9), notches (12) are arranged on the two sides of the guide block (10), and the notch strips (11) are connected with the inner walls of the corresponding notches (12) in a sliding mode.