CN211509424U

CN211509424U - Multilayer impedance HDI circuit board

Info

Publication number: CN211509424U
Application number: CN202020630531.XU
Authority: CN
Inventors: 古云生
Original assignee: Meizhou China Unite Electronic Co ltd
Current assignee: Meizhou China Unite Electronic Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-09-15
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a multilayer impedance HDI circuit board, including the plate body and setting up the electrically conductive contact foot on one side of the plate body, the both ends of the plate body all are equipped with two adjustable fixed subassemblies, adjustable fixed subassembly includes foot rest and fixed foot, the both ends of the plate body all offer the bar slide corresponding to foot rest, the inside of foot rest is offered rectangular inside groove, and the inside of rectangular inside groove is provided with inner block, spring and pull rod, the bottom of pull rod is fixed with the inner block, and the top of pull rod is welded fastening with the fixed foot; the utility model discloses in through setting up adjustable fixed subassembly for the operating personnel accessible changes the position of fixed foot to the position adjustment of adjustable fixed subassembly, makes the position of fixed foot carry out nimble adjustment according to the installation condition of reality, increases substantially the installation convenience of plate body, has solved in the original device because of the fixed foot position is not adjustable and has leaded to the inconvenient problem of installation.

Description

Multilayer impedance HDI circuit board

Technical Field

The utility model belongs to the technical field of the circuit board, concretely relates to multilayer impedance HDI circuit board.

Background

The multilayer HDI circuit board is a multilayer high-density interconnection circuit board, has high anti-interference capability, is a field with the fastest development in the printed circuit board industry, and is widely applied to electronic products with high requirements on circuit board integration level, such as mobile phones, MP3, smart watches and the like.

When using, the both ends of plate body all are provided with two fixed feet that are used for follow-up installation plate body, nevertheless because the position of current fixed foot can't adjust according to the installation condition of reality for the plate body is when the installation is mismatched because of fixed foot position and external base member reservation mounted position easily, and leads to the problem that the plate body can't be installed smoothly, makes current multilayer HDI circuit board have certain limitation when the installation, for this the utility model provides a multilayer impedance HDI circuit board.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multilayer impedance HDI circuit board, with the current multilayer HDI circuit board that proposes in solving above-mentioned background art when using, the both ends of plate body all are provided with two fixed feet that are used for follow-up installation plate body, but nevertheless because the position of current fixed foot can't adjust according to the installation condition of reality, make the plate body when the installation mismatch because of fixed foot position is reserved with external base member to the position easily, and lead to the problem that the plate body can't be installed smoothly, make current multilayer HDI circuit board have certain limitation problem when the installation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multilayer impedance HDI circuit board, includes the plate body and sets up the electrically conductive contact foot in plate body one side, the both ends of plate body all are equipped with two adjustable fixed subassemblies, adjustable fixed subassembly includes foot rest and fixed foot, the bar slide corresponding with the foot rest has all been seted up at the both ends of plate body, the rectangle inside groove has been seted up to the inside of foot rest, and the inside of rectangle inside groove is provided with inner block, spring and pull rod, the bottom and the inner block of pull rod are fixed, just the top and the fixed foot welded fastening of pull rod, the inboard of fixed foot is equipped with the spacing fixture block of integral type, and the tip surface of plate body evenly sets up a plurality of spacing bayonets corresponding with spacing fixture block.

Preferably, one side of the plate body is provided with a detachable protection device, and the detachable protection device comprises a clamping sleeve.

Preferably, the sleeve grooves corresponding to the conductive contact pins are formed in the sleeve sleeves, and the sleeve sleeves the surfaces of the conductive contact pins.

Preferably, the inner side of the clamping sleeve is symmetrically provided with two integrated limiting chucks, and the surface of the plate body is uniformly provided with a plurality of limiting holes corresponding to the limiting chucks.

Preferably, two pull holes corresponding to the pull rods are formed in the top end of the rectangular inner groove in a penetrating mode, and the pull holes are communicated with the end surface of the foot seat.

Preferably, a limiting cylinder is fixed on one side surface of the inner block and the top end of the rectangular inner groove, and the end part of the spring is sleeved on the surface of the limiting cylinder.

Preferably, the two sides of the fixed foot are both provided with side openings, and the inside of the fixed foot is provided with mounting holes in a penetrating manner.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in through setting up adjustable fixed subassembly for the operating personnel accessible changes the position of fixed foot to the position adjustment of adjustable fixed subassembly, makes the position of fixed foot carry out nimble adjustment according to the installation condition of reality, increases substantially the installation convenience of plate body, has solved in the original device because of the fixed foot position is not adjustable and has leaded to the inconvenient problem of installation.

2. Through setting up the dismantled and assembled protector who comprises cutting ferrule, grooving and spacing dop to set up spacing hole on the surface of plate body, make the plate body when depositing and transporting, operating personnel can install the cutting ferrule on the surface of electrically conductive contact foot, thereby play good guard action to electrically conductive contact foot, solved among the original device electrically conductive contact foot easy when depositing and transporting because of rubbing the problem of bumping and damaging.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view of the connection between the fixing legs and the foot seats of the present invention;

FIG. 3 is an enlarged view of a portion of the area A in FIG. 2 according to the present invention;

fig. 4 is a side cross-sectional view of a ferrule in embodiment 2 of the present invention;

fig. 5 is a top view of the conductive contact pin according to embodiment 2 of the present invention;

in the figure: 1. a plate body; 2. mounting holes; 3. a strip-shaped slideway; 4. a limiting bayonet; 5. a fixing leg; 6. laterally pulling the opening; 7. a foot seat; 8. a card sleeve; 9. a rectangular inner groove; 10. an inner block; 11. a pull rod; 12. a limiting clamping block; 13. a spring; 14. sleeving a groove; 15. a limiting chuck; 16. a conductive contact pin; 17. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a multilayer impedance HDI circuit board comprises a board body 1 and an integrated conductive contact pin 16 arranged on one side of the board body 1, two adjustable fixing components are arranged at two ends of the board body 1, the adjustable fixing component comprises a foot seat 7 and a fixing foot 5, the two ends of the plate body 1 are both provided with a strip-shaped slideway 3 corresponding to the foot seat 7, the inside of the foot seat 7 is provided with a rectangular inner groove 9, an inner block 10, a spring 13 and a pull rod 11 are arranged inside the rectangular inner groove 9, the bottom end of the pull rod 11 is welded and fixed with the inner block 10, the top end of the pull rod 11 is welded and fixed with the fixed foot 5, the inner side of the fixed foot 5 is provided with an integrated limit fixture block 12, and the surface of the end part of the plate body 1 is uniformly provided with a plurality of limiting bayonets 4 corresponding to the limiting fixture blocks 12, so that the position of the adjustable fixing component can be adjusted, thereby enabling the position of the fixing foot 5 to be flexibly adjusted according to the actual installation situation.

In this embodiment, preferably, two pull holes corresponding to the pull rod 11 are formed through the top end of the rectangular inner groove 9, and the pull holes are communicated with the end surface of the foot base 7, so that the top end of the pull rod 11 can smoothly penetrate through the end surface of the foot base 7 and is welded and fixed with the fixing foot 5.

In this embodiment, preferably, a limiting cylinder is welded and fixed on one side surface of the inner block 10 and the top end of the rectangular inner groove 9, and the end portion of the spring 13 is sleeved on the surface of the limiting cylinder, so that the spring 13 can be limited without affecting the normal extension and retraction of the spring 13.

In this embodiment, preferably, the two sides of the fixing leg 5 are both provided with side openings 6, so that the fixing leg 5 can be easily pulled laterally, and the fixing leg 5 is provided with a mounting hole 2 inside in a penetrating manner, so as to fix the fixing leg 5 to an external substrate when the plate body 1 is mounted.

Example 2

Referring to fig. 1 to 5, the present invention provides a technical solution: a multilayer impedance HDI circuit board comprises a board body 1 and an integrated conductive contact pin 16 arranged on one side of the board body 1, two adjustable fixing components are arranged at two ends of the board body 1, the adjustable fixing component comprises a foot seat 7 and a fixing foot 5, the two ends of the plate body 1 are both provided with a strip-shaped slideway 3 corresponding to the foot seat 7, the inside of the foot seat 7 is provided with a rectangular inner groove 9, an inner block 10, a spring 13 and a pull rod 11 are arranged inside the rectangular inner groove 9, the bottom end of the pull rod 11 is welded and fixed with the inner block 10, the top end of the pull rod 11 is welded and fixed with the fixed foot 5, the inner side of the fixed foot 5 is provided with an integrated limit fixture block 12, and the surface of the end part of the plate body 1 is uniformly provided with a plurality of limiting bayonets 4 corresponding to the limiting fixture blocks 12, so that the position of the adjustable fixing component can be adjusted, thereby enabling the position of the fixing foot 5 to be flexibly adjusted according to the actual installation situation.

In this embodiment, preferably, a detachable protection device is disposed on one side of the plate body 1, and the detachable protection device includes a ferrule 8.

In this embodiment, preferably, the sleeve 8 is provided with a sleeve groove 14 corresponding to the conductive contact pin 16, and the sleeve 8 is sleeved on the surface of the conductive contact pin 16, so that the conductive contact pin 16 can play a good role in protection when the board body 1 is stored and transported.

In this embodiment, preferred, the inboard symmetry of cutting ferrule 8 is equipped with the spacing dop 15 of two integral types, and cutting ferrule 8 and spacing dop 15 are the silica gel material component for cutting ferrule 8 and spacing dop 15 all have good elasticity, and a plurality of spacing holes 17 corresponding with spacing dop 15 have evenly been seted up on plate body 1's surface, make cutting ferrule 8's tip can block on plate body 1's surface.

The utility model discloses a theory of operation and use flow: when an operator needs to adjust the position of the fixing foot 5, the operator only needs to pull the fixing foot 5 by force to pull the pull rod 11 to pull the inner block 10 to the top end of the rectangular inner groove 9 and compress the spring 13 until the limiting clamping block 12 moves out of the inner side of the limiting clamping opening 4, at this time, the operator can directly slide the foot seat 7 on the inner side of the strip-shaped slideway 3 and drive the fixing foot 5 to slide together, so as to change the position of the fixing foot 5 until the limiting clamping block 12 is aligned with the limiting clamping openings 4 at other positions, then the fixing foot 5 is loosened, so that the spring 13 pushes back the inner block 10 under the self elastic action, and the pull rod 11 pulls back the fixing foot 5, so that the limiting clamping block 12 can be clamped into the inner side of the limiting clamping opening 4, so that the fixing foot 5 and the foot seat 7 can be limited again, and the position adjustment of the fixing foot 5 is completed, because a plurality of limiting clamping blocks 4 corresponding to the limiting clamping block 12 are uniformly arranged on the end surface of the plate body, the position of the adjustable fixing component can be adjusted, so that the position of the fixing foot 5 can be flexibly adjusted according to the actual installation condition, and the problem of inconvenient installation caused by the unadjustable position of the fixing foot 5 in the original device is solved;

when plate body 1 need be deposited and transported, operating personnel can establish the surface at electrically conductive contact pin 16 with cutting ferrule 8 cover earlier, then with the inboard of the spacing hole 17 of crowded into of spacing dop 15 strength, make the tip of cutting ferrule 8 can block on plate body 1's surface, thereby accomplish the installation of cutting ferrule 8, make cutting ferrule 8 can play good guard action to electrically conductive contact pin 16, effectually prevented electrically conductive contact pin 16 and took place to rub the problem that bumps and damage with external object when depositing and transporting, and when follow-up needs carry out normal installation use to plate body 1, only need break off with cutting ferrule 8's tip hard, cause spacing dop 15 to be pulled out in can following spacing hole 17, can directly take off cutting ferrule 8 from electrically conductive contact pin 16's surface.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multilayer impedance HDI circuit board, includes plate body (1) and sets up electrically conductive contact foot (16) in plate body (1) one side, its characterized in that: the adjustable fixing assembly comprises a foot seat (7) and fixing feet (5), strip-shaped slide ways (3) corresponding to the foot seat (7) are arranged at the two ends of the plate body (1), rectangular inner grooves (9) are formed in the foot seat (7), inner blocks (10), springs (13) and pull rods (11) are arranged in the rectangular inner grooves (9), the bottom end of each pull rod (11) is fixed to the inner blocks (10), the top end of each pull rod (11) is fixedly welded to the corresponding fixing feet (5), limiting clamping blocks (12) of an integrated type are arranged on the inner sides of the fixing feet (5), and a plurality of limiting clamping openings (4) corresponding to the limiting clamping blocks (12) are uniformly formed in the end surface of the plate body (1).

2. A multilayer impedance HDI circuit board according to claim 1 wherein: one side of the plate body (1) is provided with a detachable protective device which comprises a clamping sleeve (8).

3. A multilayer impedance HDI circuit board according to claim 2 wherein: the sleeve groove (14) corresponding to the conductive contact pin (16) is formed in the sleeve chuck (8), and the sleeve chuck (8) is sleeved on the surface of the conductive contact pin (16).

4. A multilayer impedance HDI circuit board according to claim 2 wherein: the inner side of the clamping sleeve (8) is symmetrically provided with two integrated limiting chucks (15), and the surface of the plate body (1) is uniformly provided with a plurality of limiting holes (17) corresponding to the limiting chucks (15).

5. A multilayer impedance HDI circuit board according to claim 1 wherein: the top end of the rectangular inner groove (9) is provided with two pull holes corresponding to the pull rod (11) in a penetrating way, and the pull holes are communicated with the surface of the end part of the foot seat (7).

6. A multilayer impedance HDI circuit board according to claim 1 wherein: and limiting cylinders are fixed on the surface of one side of the inner block (10) and the top end of the rectangular inner groove (9), and the end part of the spring (13) is sleeved on the surface of each limiting cylinder.

7. A multilayer impedance HDI circuit board according to claim 1 wherein: the side opening (6) is arranged on both sides of the fixed foot (5), and the mounting hole (2) is arranged inside the fixed foot (5) in a penetrating manner.