CN216133723U - Ceramic substrate for special-shaped potentiometer - Google Patents
Ceramic substrate for special-shaped potentiometer Download PDFInfo
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- CN216133723U CN216133723U CN202122608188.6U CN202122608188U CN216133723U CN 216133723 U CN216133723 U CN 216133723U CN 202122608188 U CN202122608188 U CN 202122608188U CN 216133723 U CN216133723 U CN 216133723U
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Abstract
The utility model relates to a ceramic substrate for a special-shaped potentiometer, which comprises a ceramic substrate body, wherein a plurality of grooves are formed in the upper surface of the ceramic substrate body, fixing devices are arranged in the grooves, and the fixing devices are detachably connected with the special-shaped potentiometer. According to the ceramic substrate, the fixing device is arranged on the surface of the ceramic substrate and detachably connected with the special-shaped potentiometer, so that the special-shaped potentiometer can be conveniently detached and replaced, and the technical problem that the special-shaped potentiometer cannot be replaced by a traditional ceramic substrate is solved.
Description
Technical Field
The utility model relates to the technical field of ceramic metallization, in particular to a ceramic substrate for a special-shaped potentiometer.
Background
The ceramic substrate refers to a special process plate in which copper foil is directly bonded to the surface (single or double side) of an alumina (Al2O3) or aluminum nitride (AlN) ceramic substrate at a high temperature. The manufactured ultrathin composite substrate has excellent electrical insulation performance, high heat conduction characteristic, excellent soft solderability and high adhesion strength, can be etched into various patterns like a PCB (printed circuit board), and has great current carrying capacity. Therefore, the ceramic substrate has become a basic material for high-power electronic circuit structure technology and interconnection technology.
The traditional ceramic substrate and the potentiometer are fixedly connected, but the potentiometer cannot be replaced when damaged or fails, so that the ceramic substrate of the detachable special-shaped potentiometer is urgently needed to be developed to overcome the defects in the current practical application.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a ceramic substrate for a special-shaped potentiometer, so as to solve the technical problem that the conventional ceramic substrate cannot replace the special-shaped potentiometer in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the ceramic substrate for the special-shaped potentiometer comprises a ceramic substrate body, wherein a plurality of grooves are formed in the upper surface of the ceramic substrate body, fixing devices are arranged in the grooves, and the fixing devices are detachably connected with the special-shaped potentiometer.
Preferably, the fixing means comprises:
one ends of the springs are fixedly arranged on the inner walls of the peripheral sides of the grooves, and the other ends of the springs are fixedly provided with connecting plates;
the connecting plate is provided with a plurality of concave blocks, the springs and the concave blocks are arranged in a one-to-one correspondence mode, one end of each concave block is fixed to the connecting plate, and the other end of each concave block is connected with the periphery of the special-shaped potentiometer in a clamped mode.
Preferably, the ceramic substrate body surface is provided with thin copper.
Preferably, the ceramic substrate body is provided with a plurality of threaded holes.
Preferably, the thin copper is fixedly mounted with the thick copper on the side away from the ceramic substrate body.
Preferably, the thickness of the ceramic substrate body is 0.7-5.0mm, the thickness of the thin copper is 0.3-1.0mm, and the thickness of the thick copper is 1.5-2.0 mm.
Preferably, the ceramic substrate body is an alumina ceramic substrate or an aluminum nitride ceramic substrate.
Preferably, the ceramic substrate body is further provided with a connecting device, the connecting device is composed of a plurality of first boxes and a plurality of second boxes, the first boxes are fixedly installed on the left side of the ceramic substrate body, and the second boxes are fixedly installed on the right side of the ceramic substrate body.
Preferably, an opening one is arranged at the bottom end of the box body, and the inside of the box body is provided with:
the right side of the fixing block is fixedly arranged on the inner wall of the box body, and the left side of the fixing block is fixedly provided with a limiting ring;
one end of the connecting rod penetrates through the first box body to be fixedly connected with the rotating block, the bottom end of the connecting rod penetrates through the limiting ring to be fixedly connected with the first bevel gear, and the connecting rod is rotatably connected with the limiting ring;
the left end and the right end of the threaded rod are rotatably connected to the inner wall of the box body, and the threads of the left end and the right end of the threaded rod are opposite;
the second bevel gear is fixedly mounted on the threaded rod and is in meshed connection with the first bevel gear;
the first sliding block and the second sliding block are in threaded connection with the left end and the right end of the threaded rod;
the top ends of the first long rod and the second long rod are fixedly arranged on the first sliding block and the second sliding block respectively, and the middle sections of the first long rod and the second long rod are in sliding connection with the first opening;
the first clamping block and the second clamping block are fixedly arranged at the left end and the right end of the bottom end of the first long rod and the bottom end of the second long rod respectively;
and the left end and the right end of the reset spring are respectively fixedly installed on the first long rod and the second long rod.
Preferably, the top end of the second box body is provided with a second opening, a mounting cavity is arranged in the second box body, and the mounting cavity is communicated with the second opening.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a front view of a ceramic substrate according to the present invention;
FIG. 2 is an enlarged view of a portion of the ceramic substrate shown in FIG. 1 according to the present invention;
FIG. 3 is a side view of a ceramic substrate according to the present invention;
FIG. 4 is a view showing the construction of the connecting device of the present invention;
FIG. 5 is a schematic view of the connection of the ceramic substrate according to the present invention;
FIG. 6 is an enlarged view of point A of FIG. 5 according to the present invention.
The components in the figure are:
1. a ceramic substrate body; 2. thin copper; 3. a groove; 4. a threaded hole; 5. thick copper; 6. a first box body; 7. a second box body; 8. a fixed block; 9. a limiting ring; 10. a connecting rod; 11. rotating the block; 12. a first bevel gear; 13. a threaded rod; 14. a second bevel gear; 151. a first sliding block; 152. a second sliding block; 161. a first long rod; 162. a long rod II; 17. a return spring; 181. a first opening; 182. a second opening; 191. a first clamping block; 192. a second clamping block; 20. a mounting cavity; 21. a special-shaped potentiometer; 22. a spring; 23. a connecting plate; 24. a concave block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
The embodiment of the utility model provides a ceramic substrate for a special-shaped potentiometer, which comprises a ceramic substrate body 1, wherein a plurality of grooves 3 are formed in the upper surface of the ceramic substrate body 1, fixing devices are arranged in the grooves 3, and the fixing devices are detachably connected with the special-shaped potentiometer 21.
Optionally, the surface of the ceramic substrate body 1 is provided with thin copper 2.
The utility model is characterized in that the surface of the ceramic substrate body 1 is provided with thin copper 2 (the electric conductivity of copper and electrocopper is inferior to that of silver and superior to that of all other metals, so that the copper is used as a reference for testing the electric conductivity of materials, the copper not only has excellent electric conductivity and thermal conductivity, but also has high melting point (1083 ℃), good mechanical properties, corrosion resistance, reliable work and long service life, and is the most widely applied conductive material, and the copper is one of the best pure metals, is slightly hard, extremely tough and wear-resistant, has good ductility, has better corrosion resistance and is stable in dry air, is beneficial to improving the thermal conductivity of the ceramic substrate body 1 and increasing the heat transfer efficiency thereof, moreover, the thin copper 2 is arranged, so that the toughness of the ceramic substrate body 1 is increased, and the ceramic substrate body is prevented from falling to the ground and damaging the special-shaped potentiometer 21.
The beneficial effects of the above technical scheme are: through setting up fixing device, realized heterotypic potentiometre 21 and ceramic substrate can dismantle and be connected, be convenient for change heterotypic potentiometre 21 as required, solved the technical problem that the conventional ceramic substrate that provides in the background art can't change heterotypic potentiometre.
Example 2
In addition to the above embodiment 1, as shown in fig. 2, the ceramic substrate body 1 is provided with a plurality of screw holes 4.
Optionally, a thick copper 5 is fixedly mounted on one side of the thin copper 2 away from the ceramic substrate body.
Optionally, the thickness of the ceramic substrate body 1 is 0.7-5.0mm, the thickness of the thin copper 2 is 0.3-1.0mm, and the thickness of the thick copper 5 is 1.5-2.0 mm.
Optionally, the ceramic substrate body 1 is an aluminum oxide ceramic substrate or an aluminum nitride ceramic substrate.
The beneficial effects of the above technical scheme are: the thick copper 5 is arranged at the rear end of the thin copper 2, so that the performance (such as heat conduction performance) of the whole ceramic substrate is further improved; the ceramic substrate body 1 is provided with the threaded holes 4, so that the ceramic substrate body 1 can be fixed on a mounting surface which is difficult to fix through bolts, and diversified fixation is realized; the ceramic substrate body 1 is made of the aluminum oxide or aluminum nitride material, and the aluminum oxide or aluminum nitride has high strength and chemical stability in mechanical, thermal and electrical properties relative to most other oxide ceramics, and has rich raw material sources, so that the ceramic substrate is suitable for various technical manufacturing and different shapes, and the manufacturing cost is reduced.
Example 3
On the basis of the above embodiment 1, as shown in fig. 2 to 3, the fixing device includes:
one end of each spring 22 is fixedly arranged on the inner wall of the peripheral side of the groove 3, and the other end of each spring 22 is fixedly provided with a connecting plate 23;
a plurality of concave type pieces 24, a plurality of springs 22, a plurality of concave type pieces 24 one-to-one set up, concave type piece 24 one end with connecting plate 23 is fixed, concave type piece 24 other end joint is in heterotypic potentiometre 21 week side.
The working principle and the beneficial effects of the technical scheme are as follows: when a user needs to fix the special-shaped potentiometer 21, the special-shaped potentiometer 21 is firstly inserted into the concave block 24, and then the spring 22 is extruded, so that the special-shaped potentiometer 21 is fixed in the concave blocks 24 in other directions, and the special-shaped potentiometer 21 is installed and fixed;
through the arrangement of the fixing device, when one special-shaped potentiometer 21 fails, a user can shift the spring 22 to enable the special-shaped potentiometer 21 to be separated from the concave block 24, so that replacement is achieved, and through the arrangement of the spring 22, when the ceramic substrate body 1 is carried, the special-shaped potentiometer 21 can be buffered and damped, and the ceramic substrate is very convenient and practical.
Example 4
On the basis of the above embodiments 1 to 3, as shown in fig. 4 to 6, the ceramic substrate for the special-shaped potentiometer is further provided with a connecting device on the ceramic substrate body 1, the connecting device is composed of a plurality of first box bodies 6 and a plurality of second box bodies 7, the first box bodies 6 are fixedly installed on the left side of the ceramic substrate body 1, and the second box bodies 7 are fixedly installed on the right side of the ceramic substrate body 1.
Optionally, an opening 181 is arranged at the bottom end of the first box body 6, and the first box body 6 is internally provided with:
the right side of the fixing block 8 is fixedly installed on the inner wall of the first box body 6, and the left side of the fixing block 8 is fixedly provided with a limiting ring 9;
one end of the connecting rod 10 penetrates through the first box body 6 to be fixedly connected with the rotating block 11, the bottom end of the connecting rod 10 penetrates through the limiting ring 9 to be fixedly connected with the first bevel gear 12, and the connecting rod 10 is rotatably connected with the limiting ring 9;
the left end and the right end of the threaded rod 13 are rotatably connected to the inner wall of the first box body 6, and the threads of the left end and the right end of the threaded rod 13 are opposite;
the second bevel gear 14 is fixedly mounted on the threaded rod 13, and the second bevel gear 14 is in meshed connection with the first bevel gear 12;
the first sliding block 151 and the second sliding block 152 are in threaded connection with the left end and the right end of the threaded rod 13 (specifically, the first sliding block 151 and the second sliding block 152 can be connected with the threaded rod 13 through a screw nut, screw nut mounting holes are formed in the first sliding block 151 and the second sliding block 152, and the screw nut is connected with the threaded rod 13);
the top ends of the first long rod 161 and the second long rod 162 are fixedly mounted on the first sliding block 151 and the second sliding block 152 respectively, and the middle sections of the first long rod 161 and the second long rod 162 are in sliding connection with the first opening 181;
the first clamping block 191 and the second clamping block 192 are fixedly installed at the left end and the right end of the bottom end of the first long rod 161 and the bottom end of the second long rod 162 respectively;
and the left end and the right end of the return spring 17 are respectively fixedly installed on the first long rod 161 and the second long rod 162.
Optionally, the second opening 182 is arranged at the top end of the second box body 7, a mounting cavity 20 is arranged in the second box body 7, and the mounting cavity 20 is communicated with the second opening 182.
The working principle of the technical scheme is as follows: when a user needs to connect and fix two identical ceramic substrate bodies 1, firstly, a first box body 6 at the left end of one ceramic substrate body 1 is moved to the top end of a second box body 7 at the right end of the other ceramic substrate body 1, then the user rotates the rotating block 11, the rotating block 11 rotates and drives the connecting rod 10 and a first bevel gear 12 fixedly installed at the bottom end of the connecting rod 10 to rotate, the first bevel gear 12 rotates and drives a second bevel gear 14 engaged with the first bevel gear to rotate, and simultaneously drives the threaded rod 13 to rotate, so that the first slider 151 and the second slider 152 approach each other, and simultaneously, the return spring 17 is pressed, the first long rod 161 and the second long rod 162 are further driven to move inwards 162, and simultaneously, the first fixture block 191 and the second fixture block 192 approach each other, when the distance between the first long rod 161 and the second long rod 162 is smaller than the length of the second opening 182, the first long rod 161 and the second long rod 162 on the first box body 6 are inserted into the installation cavity 20 of the second box body 7, and finally the first box body 6 and the second box body 7 are fixed by reversing the rotating block 11, so that the fixed connection between the same two ceramic substrate bodies 1 is further realized.
The beneficial effects of the above technical scheme are: the connecting device is arranged, so that a user can install and fix the same ceramic substrate body 1 conveniently, and the connecting device is detachable, so that the user can detach and install the ceramic substrate conveniently; through setting up reset spring 17, be favorable to stock 161 and two 162 of stock reset, be favorable to moreover with box 6 and two 7 of box carry out better fixed, prevent that it from droing, unusual convenient and practical.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (10)
1. The ceramic substrate for the special-shaped potentiometer is characterized by comprising a ceramic substrate body (1), wherein a plurality of grooves (3) are formed in the upper surface of the ceramic substrate body (1), fixing devices are arranged in the grooves (3), and the fixing devices are detachably connected with the special-shaped potentiometer (21).
2. The ceramic substrate for a profile potentiometer according to claim 1, wherein the fixing means comprises:
one end of each spring (22) is fixedly arranged on the inner wall of the peripheral side of the groove (3), and the other end of each spring (22) is fixedly provided with a connecting plate (23);
a plurality of concave type pieces (24), a plurality of springs (22), a plurality of concave type pieces (24) one-to-one set up, concave type piece (24) one end with connecting plate (23) are fixed, concave type piece (24) other end joint is in heterotypic potentiometre (21) week side.
3. The ceramic substrate for a profile potentiometer according to claim 1, wherein the surface of the ceramic substrate body (1) is provided with thin copper (2).
4. The ceramic substrate for a profile potentiometer according to claim 1, wherein the ceramic substrate body (1) is provided with a plurality of threaded holes (4).
5. The ceramic substrate for a profile potentiometer according to claim 3, wherein the thin copper (2) is fixedly mounted with the thick copper (5) at the side away from the ceramic substrate body (1).
6. The ceramic substrate for a profile potentiometer according to claim 5, wherein the thickness of the ceramic substrate body (1) is 0.7-5.0mm, the thickness of the thin copper (2) is 0.3-1.0mm, and the thickness of the thick copper (5) is 1.5-2.0 mm.
7. The ceramic substrate for a profile potentiometer according to claim 1, wherein the ceramic substrate body (1) is an aluminum oxide ceramic substrate or an aluminum nitride ceramic substrate.
8. The ceramic substrate for the special-shaped potentiometer according to claim 1, wherein the ceramic substrate body (1) is further provided with a connecting device, the connecting device is composed of a plurality of first boxes (6) and a plurality of second boxes (7), the first boxes (6) are fixedly arranged on the left side of the ceramic substrate body (1), and the second boxes (7) are fixedly arranged on the right side of the ceramic substrate body (1).
9. The ceramic substrate for profile potentiometers according to claim 8, wherein the bottom end of the first box body (6) is provided with a first opening (181), and the first box body (6) is internally provided with:
the right side of the fixing block (8) is fixedly arranged on the inner wall of the first box body (6), and the left side of the fixing block (8) is fixedly provided with a limiting ring (9);
one end of the connecting rod (10) penetrates through the first box body (6) to be fixedly connected with the rotating block (11), the bottom end of the connecting rod (10) penetrates through the limiting ring (9) to be fixedly connected with the first bevel gear (12), and the connecting rod (10) is rotatably connected with the limiting ring (9);
the left end and the right end of the threaded rod (13) are rotatably connected to the inner wall of the first box body (6), and the threads of the left end and the right end of the threaded rod (13) are opposite;
the second bevel gear (14), the second bevel gear (14) is fixedly installed on the threaded rod (13), and the second bevel gear (14) is in meshed connection with the first bevel gear (12);
the first sliding block (151) and the second sliding block (152) are in threaded connection with the left end and the right end of the threaded rod (13);
the top ends of the first long rod (161) and the second long rod (162) are fixedly mounted on the first sliding block (151) and the second sliding block (152) respectively, and the middle sections of the first long rod (161) and the second long rod (162) are in sliding connection with the first opening (181);
the first clamping block (191) and the second clamping block (192) are fixedly installed at the left end and the right end of the bottom end of the first long rod (161) and the second long rod (162) respectively;
the left end and the right end of the reset spring (17) are fixedly installed on the first long rod (161) and the second long rod (162) respectively.
10. The ceramic substrate for the special-shaped potentiometer according to claim 8, wherein a second opening (182) is formed at the top end of the second box body (7), a mounting cavity (20) is formed in the second box body (7), and the mounting cavity (20) is communicated with the second opening (182).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122608188.6U CN216133723U (en) | 2021-10-28 | 2021-10-28 | Ceramic substrate for special-shaped potentiometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122608188.6U CN216133723U (en) | 2021-10-28 | 2021-10-28 | Ceramic substrate for special-shaped potentiometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216133723U true CN216133723U (en) | 2022-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122608188.6U Active CN216133723U (en) | 2021-10-28 | 2021-10-28 | Ceramic substrate for special-shaped potentiometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216133723U (en) |
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2021
- 2021-10-28 CN CN202122608188.6U patent/CN216133723U/en active Active
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