Capacitor

Abstract

The invention discloses a capacitor. The capacitor comprises a capacitor body and a shielding piece, the shielding piece is fixedly connected with the capacitor body, the shielding piece is matched with a plurality of supporting pieces, and each supporting piece is provided with a lower supporting foot abutting against the capacitor body. According to the invention, the shielding member is directly integrated in the capacitor, so that subsequent electronic equipment assembling procedures can be reduced, and the shielding member is stably supported.

Description

Technical Field

[0001] The present invention relates to the field of capacitors, in particular to a capacitor. Background Art

[0002] Existing electronic equipment has certain mandatory requirements for EMC. Therefore, shielding parts (such as metal plates) are often used in design to shield electromagnetic signals around components (such as capacitors) to prevent components from being affected by electromagnetic interference from the surrounding environment. At the same time, it can also prevent the electromagnetic energy generated by the components from affecting the normal operation of surrounding equipment.

[0003] However, existing shielding components are generally made of metal plates and assembled independently in electronic devices, which makes the assembly of electronic devices more complicated. In addition, there is often a problem of unstable support of the shielding components, which causes the shielding components to emit additional noise when the electronic equipment vibrates.

[0004] In view of the above problems, it is necessary to study a capacitor in which a shielding component is directly integrated, which can reduce the process of subsequent electronic device assembly, and the shielding component is stably supported. Summary of the invention

[0005] The object of the present invention is to provide a capacitor in which a shielding component is directly integrated, which can reduce the subsequent steps of assembling electronic equipment, and the shielding component is stably supported.

[0006] In order to achieve the above object, the solution of the present invention is: A capacitor comprises a capacitor body and a shielding member; the shielding member is fixedly connected to the capacitor body, the shielding member is matched with a plurality of supporting members, and each supporting member is provided with a lower support leg abutting against the capacitor body.

[0007] Each support member is provided with an upper support foot protruding from the shielding member.

[0008] The support member is made of plastic material and is secondary injection molded on the shielding member.

[0009] The shielding member is bonded to the capacitor body by means of a connecting glue, and the connecting glue is in surface contact with the shielding member and the capacitor body.

[0010] The shielding member is fixed to the capacitor body by at least two screws.

[0011] The capacitor body comprises a shell, a plurality of capacitor cores arranged in the shell, two busbars connecting the capacitor cores in parallel, and a potting glue filled in the shell and covering the capacitor cores and the busbars.

[0012] One side of the shell is provided with an opening, and the lower legs of each support member abut against the potting glue of the capacitor body.

[0013] The shield abuts against the opening of the housing.

[0014] The shielding component and the shell are both made of metal.

[0015] The capacitor body also includes pole pieces respectively connected to the two busbars.

[0016] After adopting the above scheme, the capacitor of the present invention is directly provided with a shielding member fixedly connected to the capacitor body, so that the capacitor is directly integrated with the shielding member, which can reduce the process of installing the shielding member on the subsequent electronic device and facilitate the assembly of the electronic device; in addition, the shielding member is equipped with a plurality of supporting members, each of which is provided with a lower support foot that abuts against the capacitor body to form multi-point support for the shielding member, so that the shielding member is firmly supported and not easy to shake, and effectively prevents the shielding member from emitting additional noise when the electronic device vibrates. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the present invention.

[0018] Figure 2 It is a structural decomposition diagram of the present invention.

[0019] Figure 3 It is a cross-sectional view of the present invention.

[0020] Description of labels: Capacitor body 1, shell 11, capacitor core 12, busbar 13, potting glue 14, pole piece 15, Shielding 2, Support member 3, lower support leg 31, upper support leg 32, Connecting glue 4. DETAILED DESCRIPTION

[0021] In order to further explain the technical solution of the present invention, the present invention is described in detail below through specific embodiments.

[0022] like Figures 1 to 3 As shown, the present invention discloses a capacitor, which includes a capacitor body 1 and a shielding member 2; the shielding member 2 is fixedly connected to the capacitor body 1, and the shielding member 2 is matched with a plurality of supporting members 3, and each supporting member 3 is provided with a lower support leg 31 against the capacitor body 1.

[0023] In the present invention, the capacitor of the present invention is directly provided with a shielding member 2 fixedly connected to the capacitor body 1, so that the capacitor is directly integrated with the shielding member 2, which can reduce the process of installing the shielding member 2 in the subsequent electronic device and facilitate the assembly of the electronic device; in addition, the shielding member 2 is equipped with a plurality of supporting members 3, and each supporting member 3 is provided with a lower support leg 31 against the capacitor body 1 to form multi-point support for the shielding member 2, so that the shielding member 2 is firmly supported and not easy to shake, and effectively prevents the shielding member 2 from emitting additional noise when the electronic device vibrates.

[0024] In an embodiment of the present invention, the capacitor body 1 may include a shell 11, a plurality of capacitor cores 12 arranged in the shell 11, two busbars 13 connecting the capacitor cores 12 in parallel, and a potting glue 14 filled in the shell 11 and covering the capacitor cores 12 and the busbars 13; the two busbars 13 are respectively connected to the two ends of each capacitor core 12 so that each capacitor core 12 is connected in parallel, and the potting glue 14 can protect each capacitor core 12 and each busbar 13 and prevent each capacitor core 12 and each busbar 13 from loosening.

[0025] In the embodiment of the present invention, the capacitor body 1 further includes pole pieces 15 respectively connected to the two busbars 13 , and the capacitor body 1 is connected to other components of the electronic device through the two pole pieces 15 .

[0026] In the embodiment of the present invention, the shell 11 of the capacitor body 1 has an opening on one side, and the lower legs 31 of each support member 3 abut against the potting glue 14 of the capacitor body 1, and the shielding member 2 abuts against the opening of the shell 11 to improve the support stability of the shielding member 2. The shielding member 2 and the shell 11 are both made of metal, thereby effectively preventing each capacitor core 12 from interfering with the outside world and preventing each capacitor core 12 from being interfered with by the outside world.

[0027] In the embodiment of the present invention, the shielding member 2 can be bonded to the capacitor body 1 by means of a connecting glue 4, and the connecting glue 4 is in surface contact with the shielding member 2 and the capacitor body 1, so that the shielding member 2 and the capacitor body 1 are firmly connected; specifically, the connecting glue 4 can bond the shielding member 2 to the potting glue 14 of the capacitor body 1. In addition, the shielding member 2 is locked to the housing 11 of the capacitor body 1 by means of at least two screws, so as to further improve the stability of the shielding member 2.

[0028] In an embodiment of the present invention, each support member 3 may be provided with an upper support foot 32 protruding from the shielding member 2. In this way, for electronic devices that need to be equipped with additional shielding members, the upper support feet 32 ​​of each support member 3 can provide stable support for the additional shielding members, thereby preventing the additional shielding members from emitting additional noise when the electronic device vibrates.

[0029] In the embodiment of the present invention, the support member 3 is made of plastic material, and the support member 3 is secondary injection molded on the shielding member 2; in this way, the support member 3 is low in cost and easy to assemble. It should be noted that the support member 3 can also be combined with the shielding member 2 by other connection methods, such as integral setting, snap connection, screw locking, etc.

[0030] The above embodiments and drawings do not limit the product form and style of the present invention. Any appropriate changes or modifications made by ordinary technicians in the relevant technical field should be deemed to be within the patent scope of the present invention.

Claims

1. A capacitor, characterized in that: It comprises a capacitor body and a shielding member; the shielding member is fixedly connected to the capacitor body, the shielding member is matched with a plurality of supporting members, and each supporting member is provided with a lower support leg abutting against the capacitor body.

2. The capacitor according to claim 1, wherein: Each support member is provided with an upper support foot protruding from the shielding member.

3. The capacitor according to claim 1, wherein: The support member is made of plastic material and is secondary injection molded on the shielding member.

4. The capacitor according to claim 1, wherein: The shielding member is bonded to the capacitor body by means of a connecting glue, and the connecting glue is in surface contact with the shielding member and the capacitor body.

5. The capacitor according to claim 1 or 2, characterized in that: The shielding member is fixed to the capacitor body by at least two screws.

6. The capacitor according to claim 1, wherein: The capacitor body comprises a shell, a plurality of capacitor cores arranged in the shell, two busbars connecting the capacitor cores in parallel, and a potting glue filled in the shell and covering the capacitor cores and the busbars.

7. The capacitor according to claim 6, wherein: One side of the shell is provided with an opening, and the lower legs of each support member abut against the potting glue of the capacitor body.

8. The capacitor according to claim 7, wherein: The shield abuts against the opening of the housing.

9. The capacitor according to claim 8, wherein: The shielding component and the shell are both made of metal.

10. The capacitor according to claim 6, wherein: The capacitor body also includes pole pieces respectively connected to the two busbars.

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