CN220653597U

CN220653597U - Protective ceramic substrate

Info

Publication number: CN220653597U
Application number: CN202321348764.0U
Authority: CN
Inventors: 蒋彪; 谭坤
Original assignee: Chengdu Kepai Packaging Technology Co ltd
Current assignee: Chengdu Kepai Packaging Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2024-03-22
Anticipated expiration: 2033-05-31

Abstract

The utility model provides a protective ceramic substrate, which comprises a ceramic substrate body, wherein two opposite angles of the upper surface of the ceramic substrate body are respectively provided with a fixing hole for inserting a screw, the two opposite angles of the upper surface of the ceramic substrate body are respectively provided with an annular groove, the annular grooves and the fixing holes are concentrically arranged, the fixing holes are arranged in the annular grooves, the annular grooves are internally provided with lifting rings for lifting the heads of the screws, the lifting rings are flush with the upper surface of the ceramic substrate body, one surface of each lifting ring, which is positioned in the annular groove, is uniformly provided with a plurality of supporting rods, the bottoms of the annular grooves are uniformly provided with a plurality of jacks matched with the supporting rods, the supporting rods are fixed in the jacks, and one ends of the supporting rods, which are far away from the lifting rings, are flush with the lower surface of the ceramic substrate body. The ceramic substrate body is prevented from being damaged by the extrusion of the head of the screw, and the ceramic substrate body is protected.

Description

Protective ceramic substrate

Technical Field

The utility model relates to the technical field of ceramic substrates. In particular to a protective ceramic substrate.

Background

Ceramic substrates refer to special process plates in which copper foil is bonded directly to the surface of an alumina or aluminum nitride ceramic substrate at high temperatures. The manufactured substrate has excellent electrical insulation property, high heat conduction property, excellent soldering property and high adhesion strength, and can etch various patterns like a PCB (printed circuit board) and has great current carrying capacity, so that the ceramic substrate has become a basic material for high-power electronic circuit structure technology and interconnection technology.

The ceramic substrate is usually provided with a fixing hole for inserting a screw, when the screw is installed at a required position through the fixing hole on the ceramic substrate, the head of the screw can apply pressure to the ceramic substrate in the screwing process, and when the screw is subjected to larger pressure applied to the ceramic substrate by screwing of a tool, the ceramic substrate is easily damaged, so that it is necessary to design a protective ceramic substrate for preventing the ceramic substrate from being damaged by the extrusion of the screw head.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a protective ceramic substrate so as to solve the problems in the background art, and the technical scheme can prevent the ceramic substrate from being damaged by the extrusion of the head of a screw and play a role in protecting the ceramic substrate.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a protection type ceramic substrate, includes ceramic substrate body, the fixed orifices that is used for alternate screw is all offered to two diagonal angle departments of ceramic substrate body upper surface, the ring channel has all been offered to two diagonal angle departments of ceramic substrate body upper surface, the ring channel is arranged with the fixed orifices is concentric and the fixed orifices sets up in the ring channel, install the lift ring that is used for lifting the screw head in the ring channel, lift ring and ceramic substrate body upper surface looks parallel and level, the one side that the lift ring is in the ring channel evenly is fixed with a plurality of branches, a plurality of jacks with branch matched with have evenly been offered to the bottom in the ring channel, the branch is fixed in the jack, the one end that the lift ring was kept away from to the branch is parallel and level mutually with ceramic substrate body lower surface.

Further, the cross section of the supporting rod is circular, and the outer diameter of the supporting rod is the same as the inner diameter of the jack.

Further, one surface of the lifting ring surface in the annular groove is provided with a plurality of blind holes at equal intervals, and one end of the supporting rod is fixed in the blind holes.

Further, a plurality of locating holes for limiting the positions of electronic components are formed in the upper surface of the ceramic substrate body, and the locating holes are uniformly distributed.

Further, the upper surface of the ceramic substrate body is recessed downwards to form a circular groove, and the positioning hole is formed in the bottom of the circular groove.

Further, the upper surface of the ceramic substrate body is recessed downwards to form two grooves, and the two grooves are symmetrical with each other in a center mode with respect to the center of the round groove.

The utility model has the beneficial effects that:

1. when the screw passes through the fixing hole on the ceramic substrate body to be installed on the required position, the extrusion force applied by the head of the screw on the ceramic substrate body can be transmitted to the installation carrier of the ceramic substrate body through the structure formed by the lifting ring and the supporting rod, so that the screw is prevented from extruding the ceramic substrate body under the screwing of the tool, the ceramic substrate body is prevented from being damaged by the extrusion of the head of the screw, and the ceramic substrate body is protected.

2. A plurality of locating holes for inserting the electronic components are uniformly formed in the circular groove formed in one face of the ceramic substrate body, and then the electronic components are arranged in the locating holes, and then the electronic components are located in the circular groove, so that the electronic components are prevented from being extruded, and the electronic components are protected. In addition, two grooves communicated with the circular groove are formed in one side face of the ceramic substrate body, so that the production material amount of the ceramic substrate body can be reduced.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of a protective ceramic substrate according to the present utility model;

FIG. 2 is a perspective view of a ceramic substrate body in a protective ceramic substrate according to the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a schematic diagram illustrating the assembly of a support rod and a lift ring in a protective ceramic substrate according to the present utility model;

FIG. 5 is a perspective view of a lift ring in a protective ceramic substrate provided by the utility model;

in the figure:

the ceramic substrate comprises a 1-ceramic substrate body, a 2-fixing hole, a 3-lifting ring, a 4-groove, a 5-positioning hole, a 6-circular groove, a 7-jack, an 8-annular groove, a 9-supporting rod and a 10-blind hole.

Description of the embodiments

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 and 2, the present utility model provides a protective ceramic substrate, comprising: a ceramic substrate body 1;

two opposite angles of the upper surface of the ceramic substrate body 1 are provided with fixing holes 2 for inserting screws, so that the screws penetrate through the fixing holes 2 to be installed at the required positions, the limitation of the positions of the ceramic substrate body 1 is completed, the upper surface of the ceramic substrate body 1 is downwards recessed to form a circular groove 6, and a plurality of positioning holes 5 for limiting the positions of electronic components are uniformly formed in the inner bottom of the circular groove 6.

The upper surface of the ceramic substrate body 1 is downwards recessed to form two grooves 4, wherein the two grooves 4 are in central symmetry about the center of the circular groove 6, a plurality of positioning holes 5 for inserting electronic components are uniformly formed in the circular groove 6 formed in one surface of the ceramic substrate body 1, and then the electronic components are arranged in the positioning holes 5, and the electronic components are positioned in the circular groove 6, so that the electronic components can be prevented from being extruded, and the electronic components can be protected. In addition, two grooves 4 communicated with the circular groove 6 are formed on one side surface of the ceramic substrate body 1, so that the production material amount of the ceramic substrate body 1 can be reduced.

Referring to fig. 1, 2, 3, 4 and 5, annular grooves 8 are formed at two opposite angles of the upper surface of the ceramic substrate body 1, the annular grooves 8 and the fixing holes 2 are concentrically arranged, and the fixing holes 2 are arranged in the annular grooves 8. The annular groove 8 is internally provided with the lifting ring 3 for lifting the head of the screw, wherein the lifting ring 3 is flush with the upper surface of the ceramic substrate body 1, and a plurality of blind holes 10 are formed in the annular groove 8 at equal intervals on one surface of the lifting ring 3, so that one ends of a plurality of support rods 9 are respectively fixed in the blind holes 10, the connection range of the support rods 9 and the lifting ring 3 is increased, and the mechanical strength of the connection of the support rods 9 and the lifting ring 3 is improved.

A plurality of jacks 7 matched with the supporting rods 9 are uniformly formed in the inner bottom of the annular groove 8, the supporting rods 9 with the circular cross section are fixed in the jacks 7, at the moment, one end, away from the lifting ring 3, of the supporting rod 9 with the same outer diameter as the inner diameter of the jacks 7 is flush with the lower surface of the ceramic substrate body 1, so that when a screw penetrates through the fixing hole 2 in the ceramic substrate body 1 to be installed at a required position, the extrusion force applied by the head of the screw on the ceramic substrate body 1 can be transmitted to an installation carrier of the ceramic substrate body 1 through the structure formed by the lifting ring 3 and the supporting rods 9, extrusion of the ceramic substrate body 1 caused by screwing of a tool is avoided, the ceramic substrate body 1 is prevented from being damaged by extrusion of the head of the screw, and the effect of protecting the ceramic substrate body 1 is achieved.

From the above disclosed embodiments, it is known that:

a plurality of locating holes 5 for inserting electronic components are uniformly formed in the circular groove 6 formed in one face of the ceramic substrate body 1, and then the electronic components are arranged in the locating holes 5 and then are positioned in the circular groove 6, so that the electronic components are prevented from being extruded, and the electronic components are protected.

Two grooves 4 communicated with the circular groove 6 are formed in one side surface of the ceramic substrate body 1, production material amount of the ceramic substrate body 1 is reduced, when the ceramic substrate body 1 is installed, a screw penetrates through a fixing hole 2 in the ceramic substrate body 1 to be installed at a required position, extrusion force applied to the ceramic substrate body 1 by the head of the screw is transmitted to an installation carrier of the ceramic substrate body 1 through a structure formed by the lifting ring 3 and the supporting rod 9, extrusion of the ceramic substrate body 1 caused by screwing of a tool is avoided, the ceramic substrate body 1 is prevented from being damaged by extrusion of the head of the screw, and the ceramic substrate body 1 is protected.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a protection type ceramic substrate, includes ceramic substrate body (1), its characterized in that:

fixing holes (2) for inserting screws are formed in two opposite corners of the upper surface of the ceramic substrate body (1), annular grooves (8) are formed in two opposite corners of the upper surface of the ceramic substrate body (1), the annular grooves (8) and the fixing holes (2) are concentrically arranged, and the fixing holes (2) are arranged in the annular grooves (8);

a lifting ring (3) for lifting the head of the screw is arranged in the annular groove (8), and the lifting ring (3) is flush with the upper surface of the ceramic substrate body (1);

one side of lifting ring (3) in ring channel (8) evenly is fixed with a plurality of branches (9), a plurality of jack (7) that match with branch (9) have evenly been seted up to the interior bottom in ring channel (8), branch (9) are fixed in jack (7), the one end that lifting ring (3) was kept away from to branch (9) is parallel and level with ceramic substrate body (1) lower surface.

2. The protective ceramic substrate according to claim 1, wherein the struts (9) are circular in cross section, and the outer diameter of the struts (9) is the same as the inner diameter of the receptacles (7).

3. The protective ceramic substrate according to claim 1, wherein a plurality of blind holes (10) are formed in the surface of the lifting ring (3) in the annular groove (8) at equal intervals in an annular shape, and one end of the supporting rod (9) is fixed in the blind holes (10).

4. The protective ceramic substrate according to claim 1, wherein a plurality of positioning holes (5) for limiting the positions of electronic components are formed in the upper surface of the ceramic substrate body (1), and the plurality of positioning holes (5) are uniformly arranged.

5. The protective ceramic substrate according to claim 4, wherein the upper surface of the ceramic substrate body (1) is recessed downward to form a circular groove (6), and the positioning hole (5) is arranged at the inner bottom of the circular groove (6).

6. The protective ceramic substrate according to claim 1, wherein the upper surface of the ceramic substrate body (1) is recessed downward to form two grooves (4), and the two grooves (4) are centrally symmetrical with respect to the center of the circular groove (6).