A ceramic relay with heat dissipation performance

Abstract

The utility model discloses a ceramic relay with heat dissipation performance, which includes a protective shell, a connection block is arranged on the upper surface of the protective shell, and a connection column is arranged on the inner side of the connection block; positioning plates are arranged at both ends of the protective shell, a positioning groove is arranged on the inner surface of the positioning plate, a positioning strip is arranged on the inner side of the positioning groove, a sealing plate is arranged at the lower end of the positioning plate, and a base is arranged at the lower end of the sealing plate; an inner shell is arranged on the inner side of the protective shell, a dust removal net is arranged on the inner surface of the inner shell, a heat conduction plate is arranged on the inner side of the inner shell, heat conduction columns are evenly arranged on the inner side of the protective shell located on one side of the heat conduction plate, and a heat sink is arranged on the inner side of the positioning plate. The utility model can quickly export heat through the heat conduction plate and the heat conduction column arranged on the inner side of the protective shell and the inner shell, and then use the heat sink arranged on the inner side of the positioning plate to quickly dissipate the heat, thereby improving the heat dissipation effect of the device as a whole.

Description

Technical Field

[0001] The utility model belongs to the technical field of relays, and in particular relates to a ceramic relay with heat dissipation performance. Background Art

[0002] Ceramic relay is a relay with a shell made of ceramic material. It has the advantages of high temperature resistance, corrosion resistance, vibration resistance, etc., and is widely used in industrial control systems. However, the existing ceramic relay has poor heat dissipation, and the strength of the protective shell is not enough, and it is not convenient to disassemble and assemble. For this reason, we propose a ceramic relay with heat dissipation performance. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a ceramic relay with heat dissipation performance to solve the problems of poor heat dissipation of the existing ceramic relays.

[0004] To achieve the above object, the utility model provides the following technical solution: a ceramic relay with heat dissipation performance, comprising a protective shell, a connection block is arranged on the upper surface of the protective shell, and a connection column is arranged on the inner side of the connection block;

[0005] Both ends of the protective shell are provided with positioning plates, the inner surface of the positioning plates is provided with positioning grooves, the inner side of the positioning grooves is provided with positioning strips, the lower end of the positioning plates is provided with sealing plates, and the lower end of the sealing plates is provided with a base;

[0006] An inner shell is arranged inside the protective shell, a dust removal net is arranged on the inner surface of the inner shell, a heat conducting plate is arranged inside the inner shell, heat conducting columns are evenly arranged inside the protective shell on one side of the heat conducting plate, a heat sink is arranged inside the positioning plate, and the heat sink corresponds to the heat conducting column;

[0007] A connecting groove is arranged between the lower end of the protective shell, the lower end of the inner shell and the base, sealing rings are evenly arranged on the outer surfaces of the protective shell and the lower end of the inner shell, grooves are arranged on the inner side of the protective shell and the inner side of the sealing plate, a spring is arranged on the inner side of the groove, a limiting block is arranged at one end of the spring, and a positioning ball is arranged on one side of the limiting block.

[0008] Further preferably, the lower end of the positioning plate is completely in contact with the upper surface of the sealing plate, and the positioning plate and the sealing plate are fixed by screws.

[0009] Further preferably, the positioning strip and the protective shell are an integrally formed structure.

[0010] Further preferably, one end of the spring is completely in contact with the inner surface of the limit block, and the spring and the limit block are fixed by screws.

[0011] Further preferably, the outer surface of the inner shell is completely in contact with the inner wall of the protective shell, and the inner shell and the protective shell are fixed by bonding.

[0012] Further preferably, the inner surface of the connecting block is completely fitted with the lower end of the connecting column, and the connecting block and the connecting column are fixed by welding.

[0013] Further preferably, the lower surface of the sealing plate is completely in contact with the upper surface of the base, and the sealing plate and the base are fixed by welding.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The utility model increases the protection effect of the interior by using the inner and outer shells through the inner shell arranged inside the protective shell, thereby improving the working efficiency of the relay; the heat can be quickly conducted out through the heat conduction plates and heat conduction columns arranged inside the protective shell and the inner shell, and then the heat sink arranged inside the positioning plate can be used to quickly dissipate the heat, thereby improving the heat dissipation effect of the device as a whole.

[0016] (2) The utility model provides a positioning groove on the inner surface of the positioning plate, and the protective shell can be initially positioned by the positioning strip provided on the outer side of the protective shell. Then, the spring and positioning balls provided on the sealing plate and the inner side of the protective shell are used to perform positioning by staggered positioning of the positioning balls, thereby increasing the positioning effect of the protective shell, improving the stability of the installation of the protective shell, facilitating the disassembly and assembly of the protective shell, and facilitating the internal inspection. By simultaneously inserting the inner shell body and the lower end of the protective shell into the connecting groove on the inner side of the base, a sealing ring is used to increase the sealing performance of the protective shell installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the utility model as a whole;

[0019] Figure 3 It is a partial structural schematic diagram of the utility model;

[0020] Figure 4 It is an enlarged schematic diagram of structure A of the utility model.

[0021] In the figure: 1. connecting column; 2. protective shell; 3. positioning strip; 4. positioning plate; 5. sealing plate; 6. base; 7. positioning groove; 8. connecting block; 9. connecting groove; 10. inner shell; 11. sealing ring; 12. dust removal net; 13. heat conduction plate; 14. heat conduction column; 15. heat sink; 16. positioning ball; 17. limit block; 18. spring; 19. groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figures 1 to 4 The utility model provides an embodiment: a ceramic relay with heat dissipation performance, including a protective shell 2, a connecting block 8 is arranged on the upper surface of the protective shell 2, a connecting column 1 is arranged on the inner side of the connecting block 8, positioning plates 4 are arranged at both ends of the protective shell 2, a positioning groove 7 is arranged on the inner surface of the positioning plate 4, a positioning strip 3 is arranged on the inner side of the positioning groove 7, a sealing plate 5 is arranged at the lower end of the positioning plate 4, and a base 6 is arranged at the lower end of the sealing plate 5;

[0024] An inner shell 10 is arranged on the inner side of the protective shell 2, a dust removal net 12 is arranged on the inner surface of the inner shell 10, a heat conducting plate 13 is arranged on the inner side of the inner shell 10, heat conducting columns 14 are evenly arranged on the inner side of the protective shell 2 on the side of the heat conducting plate 13, a heat sink 15 is arranged on the inner side of the positioning plate 4, and the heat sink 15 corresponds to the heat conducting column 14, a connecting groove 9 is arranged between the lower end of the protective shell 2 and the lower end of the inner shell 10 and the base 6, sealing rings 11 are evenly arranged on the outer surfaces of the protective shell 2 and the lower end of the inner shell 10, a groove 19 is arranged on the inner side of the protective shell 2 and the inner side of the sealing plate 5, a spring 18 is arranged on the inner side of the groove 19, a limiting block 17 is arranged at one end of the spring 18, and a positioning ball 16 is arranged on one side of the limiting block 17.

[0025] Furthermore, the lower end of the positioning plate 4 is completely fitted with the upper surface of the sealing plate 5, and the positioning plate 4 and the sealing plate 5 are fixed by screws. By adopting the above technical solution, the firmness of the connection of the positioning plate 4 is increased, and the working stability of the positioning plate is improved.

[0026] Furthermore, the positioning strip 3 and the protective shell 2 are formed in one piece. By adopting the above technical solution, the strength of the positioning strip 3 is increased, and the positioning effect of the positioning strip is improved.

[0027] Further, one end of the spring 18 is completely fitted with the inner surface of the limit block 17, and the spring 18 is fixed to the limit block 17 by screws. By adopting the above technical solution, the firmness of the connection of the spring 18 is increased, and the effect of the spring 18 on the limit block 17 is improved.

[0028] Furthermore, the outer surface of the inner shell 10 is completely in contact with the inner wall of the protective shell 2, and the inner shell 10 is fixed to the protective shell 2 by bonding. By adopting the above technical solution, the strength of the protective shell 2 is increased, and the protective effect of the protective shell 2 is improved.

[0029] Furthermore, the inner surface of the connecting block 8 is completely fitted with the lower end of the connecting column 1, and the connecting block 8 is fixed to the connecting column 1 by welding. By adopting the above technical solution, the strength of the connecting column 1 is increased, and the working stability of the connecting column 1 is improved.

[0030] Furthermore, the lower surface of the sealing plate 5 is completely fitted with the upper surface of the base 6, and the sealing plate 5 and the base 6 are fixed by welding. By adopting the above technical solution, the firmness of the connection of the sealing plate 5 is increased, and the working stability of the sealing plate 5 is improved.

[0031] Working principle: When the utility model is in use, the inner shell 10 arranged on the inner side of the protective shell 2 is used to increase the protective effect of the interior by using the inner and outer shells. The heat can be quickly extracted by the heat conducting plate 13 and the heat conducting column 14 arranged on the inner side of the protective shell 2 and the inner shell 10, and then the heat can be quickly dissipated by using the heat sink 15 arranged on the inner side of the positioning plate 4, thereby improving the heat dissipation effect of the device. The positioning groove 7 arranged on the inner surface of the positioning plate 4 and the positioning strip 3 arranged on the outer side of the protective shell 2 can preliminarily position the protective shell 2, and then the spring 18 and the positioning ball 16 arranged on the inner side of the sealing plate 5 and the protective shell 2 are used to stagger the positioning by using the positioning ball 16, thereby increasing the positioning effect of the protective shell 2, improving the stability of the installation of the protective shell 2, and facilitating the disassembly and assembly of the protective shell 2, which is conducive to the inspection of the interior. In addition, by inserting the lower ends of the inner shell 10 and the protective shell 2 into the connecting groove 9 on the inner side of the base 6 at the same time, and using the sealing ring 11, the sealing performance of the installation of the protective shell 2 is increased, thereby improving the working effect of the device.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A ceramic relay with heat dissipation performance, comprising a protective shell (2), characterized in that: A connecting block (8) is provided on the upper surface of the protective shell (2), and a connecting column (1) is provided on the inner side of the connecting block (8); Both ends of the protective shell (2) are provided with positioning plates (4), the inner surface of the positioning plate (4) is provided with a positioning groove (7), the inner side of the positioning groove (7) is provided with a positioning strip (3), the lower end of the positioning plate (4) is provided with a sealing plate (5), and the lower end of the sealing plate (5) is provided with a base (6); An inner shell (10) is arranged on the inner side of the protective shell (2), a dust removal net (12) is arranged on the inner surface of the inner shell (10), a heat conduction plate (13) is arranged on the inner side of the inner shell (10), heat conduction columns (14) are evenly arranged on the inner side of the protective shell (2) on one side of the heat conduction plate (13), a heat sink (15) is arranged on the inner side of the positioning plate (4), and the heat sink (15) corresponds to the heat conduction column (14); A connecting groove (9) is provided between the lower end of the protective shell (2), the lower end of the inner shell (10) and the base (6); sealing rings (11) are evenly provided on the outer surfaces of the lower ends of the protective shell (2) and the inner shell (10); a groove (19) is provided on the inner side of the protective shell (2) and the inner side of the sealing plate (5); a spring (18) is provided on the inner side of the groove (19); a limit block (17) is provided at one end of the spring (18); and a positioning ball (16) is provided on one side of the limit block (17).

2. The ceramic relay with heat dissipation performance according to claim 1, characterized in that: The lower end of the positioning plate (4) is completely in contact with the upper surface of the sealing plate (5), and the positioning plate (4) and the sealing plate (5) are fixed by screws.

3. The ceramic relay with heat dissipation performance according to claim 1, characterized in that: The positioning strip (3) and the protective shell (2) are an integrally formed structure.

4. The ceramic relay with heat dissipation performance according to claim 1, characterized in that: One end of the spring (18) is completely in contact with the inner surface of the limit block (17), and the spring (18) and the limit block (17) are fixed by screws.

5. The ceramic relay with heat dissipation performance according to claim 1, characterized in that: The outer surface of the inner shell (10) is completely in contact with the inner wall of the protective shell (2), and the inner shell (10) and the protective shell (2) are fixed by bonding.

6. The ceramic relay with heat dissipation performance according to claim 1, characterized in that: The inner surface of the connection block (8) is completely in contact with the lower end of the connection column (1), and the connection block (8) and the connection column (1) are fixed by welding.

7. The ceramic relay with heat dissipation performance according to claim 1, characterized in that: The lower surface of the sealing plate (5) is completely in contact with the upper surface of the base (6), and the sealing plate (5) and the base (6) are fixed by welding.

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