CN216852495U

CN216852495U - Multilayer board of jam-proof

Info

Publication number: CN216852495U
Application number: CN202122935071.9U
Authority: CN
Inventors: 刘志江; 李素梅
Original assignee: Dongguan Shuochuang Electronics Co ltd
Current assignee: Dongguan Shuochuang Electronics Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-28
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses an anti-interference multilayer board which comprises two reinforcing boards, wherein the two reinforcing boards are symmetrically distributed in a left-right mode, mounting grooves are formed in the inner side surfaces of the two reinforcing boards, three fixing strips are fixedly connected to the outer side surfaces of the two mounting grooves, sliding grooves are formed in the inner side surfaces of the six fixing strips, a multilayer board body is connected between the six sliding grooves in a sliding mode, reinforcing assemblies are movably sleeved at the front end and the rear end of the multilayer board body together, bolts are movably sleeved at the front portion of the upper end and the rear portion of the upper end of the two reinforcing boards, and supporting rods are fixedly connected to the front portion of the lower end and the rear portion of the lower end of the two reinforcing boards. According to the anti-interference multilayer board, the circuit boards of all layers are completely aligned, the alignment accuracy, the welding accuracy and the anti-interference performance of the circuit boards of all layers can be improved, the problem that the traditional multilayer board is easy to shift is solved, and the product percent of pass and the product accuracy are improved.

Description

Multilayer board of jam-proof

Technical Field

The utility model relates to the technical field of multilayer boards, in particular to an anti-interference multilayer board.

Background

The multilayer board is produced through the processes of making inner layer pattern, printing and etching to form single-sided or double-sided base board, setting the base board between layers, heating, pressurizing and adhering, and drilling holes in the base board. However, the prior multi-layer board has the following defects: 1. at present, the multilayer board technology has a certain development, but when each manufacturer produces the multilayer board, various factors need to be comprehensively considered when the multilayer board is designed in a laminated structure, and the multilayer board is difficult to achieve substantial balance in the aspects of wiring, layer number, cost, symmetrical laminated structure and the like; 2. along with the increase of the number of layers of the circuit board, the number of the signal layers, the grounding layers and the power supply layers is increased, interference and looseness phenomena are easily generated in the process of the layout of the number of layers of the circuit board, and alignment installation and disassembly are not easy to realize. Thus, we propose a tamper-proof multi-layer board.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an anti-interference multilayer board, which can effectively solve the problems in the background technology.

In order to realize the purpose, the utility model adopts the technical scheme that:

the utility model provides a multiply wood of jam-proof, includes the gusset plate, the gusset plate is provided with two and is bilateral symmetry and distributes, two the gusset plate medial surface has all opened the mounting groove, two the three fixed strip of the equal fixedly connected with of mounting groove lateral surface, six the spout has all been opened to the fixed strip medial surface, six common sliding connection multiply wood body between the spout, the reinforcing subassembly, two have been cup jointed in the activity jointly of multiply wood body front end and rear end the bolt, four have been cup jointed in the equal activity of gusset plate upper end front portion and upper end rear portion the equal threaded connection in bolt surface lower part has the nut, two the anterior and the equal fixedly connected with bracing piece in lower extreme rear portion of gusset plate lower extreme, four the equal fixedly connected with bottom block of bracing piece lower extreme, four the mounting hole of punch-through about all opened in bottom block upper end four corners department.

Preferably, the multiply wood body includes the last circuit board, it is provided with first insulation board to go up the circuit board lower extreme, the first insulation board lower extreme is provided with interior circuit board, interior circuit board lower extreme is provided with the second insulation board, second insulation board lower extreme is provided with end circuit board, end circuit board lower extreme is provided with the third insulation board, go up circuit board upper end four corners department, first insulation board upper end four corners department, interior circuit board upper end four corners department, second insulation board upper end four corners department, end circuit board upper end four corners department and third insulation board upper end four corners department and all open the through-hole that has upper and lower break-over, go up circuit board left end and right-hand member, interior circuit board left end and right-hand member and end circuit board left end and right-hand member equal fixedly connected with draw runner.

Preferably, six slide bars are slidably connected in corresponding six slide grooves.

Preferably, the four bolts are respectively movably sleeved in the corresponding four through holes.

Preferably, the reinforcing component comprises two clamping plates, the two clamping plates are arranged, the inner side faces of the two clamping plates are provided with clamping grooves, threaded holes which are penetrated through from front to back are formed in the upper portions of the inner side faces and the lower portions of the inner side faces of the two clamping plates, threaded screws are connected between every two threaded holes in a threaded mode, and the inner wall faces and the lower inner side faces of the two clamping grooves are fixedly connected with a plurality of sponge balls.

Preferably, the front end and the rear end of the upper circuit board, the front end and the rear end of the first insulating board, the front end and the rear end of the inner circuit board, the front end and the rear end of the second insulating board, and the front end and the rear end of the bottom circuit board are respectively movably sleeved in the corresponding two clamping grooves.

Compared with the prior art, the utility model has the following beneficial effects:

1. in the utility model, the upper circuit board, the inner circuit board and the bottom circuit board are respectively connected with corresponding chutes in a sliding way through sliding strips and clamped between two corresponding fixing strips, then are respectively sleeved on two reinforcing plates through four bolts, and then are respectively sleeved at the four corners of the upper circuit board, the four corners of the first insulating plate, the four corners of the inner circuit board, the four corners of the second insulating plate, the four corners of the bottom circuit board and the four corners of the third insulating plate, and then respectively extend to the lower ends of the two reinforcing plates, and then the four bolts are fixed through nuts, so that the circuit boards are completely aligned, the alignment accuracy, the welding accuracy and the anti-interference performance of the circuit boards at each layer can be improved, the problem that the traditional multilayer board is easy to shift is solved, the product qualification rate and the accuracy are improved, and the first insulating plates are respectively arranged at the lower end of the upper circuit board, the lower end of the inner circuit board and the lower end of the bottom circuit board, The second insulating plate and the third insulating plate can prevent short circuit and interference resistance of each layer;

2. Through setting up the reinforcement subassembly, earlier with two grip blocks centre gripping at the preceding middle part and the back middle part of each layer circuit board to make a plurality of sponge ball support the up end of last circuit board and the lower terminal surface of third insulation board respectively, then with two screw rods threaded connection respectively in two threaded holes that correspond, realize the connection of two grip blocks, fix each layer circuit board centre gripping simultaneously, convenient dismantlement and difficult emergence are not hard up.

Drawings

FIG. 1 is a schematic view of the overall structure of a tamper-proof multi-layer panel of the present invention;

FIG. 2 is a schematic view of the overall structure of the multi-layer board body of the tamper-proof multi-layer board of the present invention;

fig. 3 is a schematic view showing the overall structure of a reinforcing member of a tamper-proof multi-layer board according to the present invention.

In the figure: 1. a reinforcing plate; 2. mounting grooves; 3. a fixing strip; 4. a chute; 5. a multilayer board body; 6. a reinforcement assembly; 7. a bolt; 8. a nut; 9. a support bar; 10. a bottom block; 11. mounting holes; 51. an upper circuit board; 52. a first insulating plate; 53. an inner circuit board; 54. a second insulating plate; 55. a bottom circuit board; 56. a third insulating plate; 57. a through hole; 58. a slide bar 61, a clamping plate; 62. a clamping groove; 63. a threaded hole; 64. a screw; 65. sponge ball.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained by combining the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a multiply wood of jam-proof, including gusset plate 1, gusset plate 1 is provided with two and is bilateral symmetry distribution, mounting groove 2 has all been opened to two gusset plate 1 medial surfaces, the equal fixedly connected with three fixed strip 3 of two mounting groove 2 lateral surfaces, spout 4 has all been opened to six fixed strip 3 medial surfaces, common sliding connection multiply wood body 5 between six spout 4, the common activity of multiply wood body 5 front end and rear end has cup jointed reinforcing component 6, the equal activity of two gusset plate 1 upper end fronts and upper end rear portion has cup jointed bolt 7, the equal threaded connection in four bolt 7 surface lower parts has nut 8, the equal fixedly connected with bracing piece 9 in two gusset plate 1 lower extreme fronts and lower extreme rear portion, the equal fixedly connected with bottom block 10 of four bracing piece 9 lower extremes, the mounting hole 11 of upper and lower break-through has all been opened to four bottom block 10 upper end four corners department.

The multilayer board body 5 comprises an upper circuit board 51, a first insulating board 52 is arranged at the lower end of the upper circuit board 51, an inner circuit board 53 is arranged at the lower end of the first insulating board 52, a second insulating board 54 is arranged at the lower end of the inner circuit board 53, a bottom circuit board 55 is arranged at the lower end of the second insulating board 54, a third insulating board 56 is arranged at the lower end of the bottom circuit board 55, through holes 57 which are vertically penetrated are respectively formed at the four corners of the upper end of the upper circuit board 51, the four corners of the upper end of the first insulating board 52, the four corners of the upper end of the inner circuit board 53, the four corners of the upper end of the second insulating board 54, the four corners of the upper end of the bottom circuit board 55 and the four corners of the upper end of the third insulating board 56, and slide bars 58 are fixedly connected to the left end and the right end of the upper circuit board 51, the left end and the right end of the inner circuit board 53 and the left end and the right end of the bottom circuit board 55; the six sliding bars 58 are connected in the corresponding six sliding grooves 4 in a sliding manner; the four bolts 7 are movably sleeved in the corresponding four through holes 57 respectively; the reinforcing assembly 6 comprises two clamping plates 61, the two clamping plates 61 are arranged, clamping grooves 62 are formed in the inner side faces of the two clamping plates 61, threaded holes 63 penetrating through the upper portions and the lower portions of the inner side faces of the two clamping plates 61 in the front-back direction are formed in the upper portions and the lower portions of the inner side faces of the two clamping plates 61, screws 64 are connected between every two of the four threaded holes 63 in a threaded mode, and a plurality of sponge balls 65 are fixedly connected to the inner wall faces and the lower inner side faces of the upper portions and the lower portions of the two clamping grooves 62; the front end and the rear end of the upper circuit board 51, the front end and the rear end of the first insulating board 52, the front end and the rear end of the inner circuit board 53, the front end and the rear end of the second insulating board 54, the front end and the rear end of the bottom circuit board 55 and the front end and the rear end of the third insulating board 56 are respectively movably sleeved in the corresponding two clamping grooves 62.

It should be noted that, when the anti-interference multilayer board is used, the upper circuit board 51, the inner circuit board 53 and the bottom circuit board 55 are respectively connected with the corresponding sliding grooves 4 in a sliding manner through the sliding strips 58 and clamped between the corresponding two fixing strips 3, then are respectively sleeved on the two reinforcing boards 1 through the four bolts 7 and then are respectively sleeved on the four corners of the upper circuit board 51, the four corners of the first insulating board 52, the four corners of the inner circuit board 53, the four corners of the second insulating board 54, the four corners of the bottom circuit board 55 and the four corners of the third insulating board 56, and then respectively extend to the lower ends of the two reinforcing boards 1, and then the four bolts 7 are fixed through the nuts 8, so that the circuit boards of each layer are completely aligned, the alignment accuracy, the welding accuracy and the anti-interference performance between the circuit boards can be improved, the problem that the traditional multilayer board is easy to shift is overcome, the product qualification rate and the product accuracy are improved, go up circuit board 51 lower extreme, interior circuit board 53 lower extreme, bottom circuit board 55 lower extreme sets up first insulation board 52 respectively, second insulation board 54 and third insulation board 56, can prevent each layer short circuit and interference immunity, earlier with two grip blocks 61 centre gripping in the preceding middle part and the back middle part of each layer circuit board, and make a plurality of sponge ball 65 support the up end of going up circuit board 51 and the lower terminal surface of third insulation board 56 respectively, then with two screw rods 64 difference threaded connection in corresponding two screw holes 63, realize the connection of two grip blocks 61, fix each layer circuit board centre gripping simultaneously, convenient dismantlement and difficult emergence are become flexible.

The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multiply wood of jam-proof, includes gusset plate (1), its characterized in that: the reinforcing plate (1) is provided with two reinforcing plates which are symmetrically distributed left and right, mounting grooves (2) are formed in the inner side surfaces of the two reinforcing plates (1), the outer side surfaces of the two mounting grooves (2) are fixedly connected with three fixing strips (3), sliding grooves (4) are formed in the inner side surfaces of the six fixing strips (3), six sliding grooves (4) are connected with a multi-layer plate body (5) in a sliding mode, reinforcing assemblies (6) are sleeved on the front end and the rear end of the multi-layer plate body (5) in a common moving mode, bolts (7) are sleeved on the front portions and the rear portions of the upper ends of the two reinforcing plates (1), nuts (8) are connected to the lower portions of the outer surfaces of the four bolts (7) in a threaded mode, supporting rods (9) are fixedly connected to the front portions and the rear portions of the lower ends of the two reinforcing plates (1), and bottom blocks (10) are fixedly connected to the lower ends of the supporting rods (9), four corners of the upper end of the four bottom blocks (10) are provided with mounting holes (11) which are vertically penetrated.

2. The tamper-proof multi-layer panel of claim 1, wherein: the multilayer board body (5) comprises an upper circuit board (51), a first insulating board (52) is arranged at the lower end of the upper circuit board (51), an inner circuit board (53) is arranged at the lower end of the first insulating board (52), a second insulating board (54) is arranged at the lower end of the inner circuit board (53), a bottom circuit board (55) is arranged at the lower end of the second insulating plate (54), a third insulating plate (56) is arranged at the lower end of the bottom circuit board (55), four corners of the upper end of the upper circuit board (51), four corners of the upper end of the first insulating board (52), four corners of the upper end of the inner circuit board (53), four corners of the upper end of the second insulating board (54), four corners of the upper end of the bottom circuit board (55) and four corners of the upper end of the third insulating board (56) are all provided with through holes (57) which are penetrated up and down, and the left end and the right end of the upper circuit board (51), the left end and the right end of the inner circuit board (53) and the left end and the right end of the bottom circuit board (55) are fixedly connected with sliding strips (58).

3. A tamper-proof multilayer sheet according to claim 2, wherein: six sliding strips (58) are connected in six corresponding sliding grooves (4) in a sliding mode.

4. A tamper-proof multilayer sheet according to claim 1, wherein: the four bolts (7) are respectively movably sleeved in the corresponding four through holes (57).

5. The tamper-proof multi-layer panel of claim 2, wherein: consolidate subassembly (6) and include grip block (61), grip block (61) is provided with two, two grip block (61) medial surface has all opened centre gripping groove (62), two screw hole (63) that break-over around grip block (61) medial surface upper portion and medial surface lower part have all opened screw hole (63), four equal threaded connection has screw rod (64), two between screw hole (63) two double-phase the equal fixedly connected with a plurality of sponge ball (65) of internal face and lower medial surface on centre gripping groove (62).

6. The tamper-proof multi-layer panel of claim 2, wherein: the front end and the rear end of the upper circuit board (51), the front end and the rear end of the first insulating board (52), the front end and the rear end of the inner circuit board (53), the front end and the rear end of the second insulating board (54), the front end and the rear end of the bottom circuit board (55) and the front end and the rear end of the third insulating board (56) are respectively and movably sleeved in the corresponding two clamping grooves (62).