CN213242906U - Filter with grounding function - Google Patents
Filter with grounding function Download PDFInfo
- Publication number
- CN213242906U CN213242906U CN202022203214.2U CN202022203214U CN213242906U CN 213242906 U CN213242906 U CN 213242906U CN 202022203214 U CN202022203214 U CN 202022203214U CN 213242906 U CN213242906 U CN 213242906U
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- filter
- cover plate
- ground
- filter body
- connecting pieces
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Abstract
The utility model discloses a wave filter with ground connection, include: the filter comprises a filter body, a first cover plate and a second cover plate, wherein the first cover plate is arranged at one end, facing the electronic element, of the filter body; the connecting pieces are inserted on the first cover plate and extend into the filter body, and the connecting pieces are connected with the filter and the electronic element; the screw rod is arranged on the second cover plate and is connected with the filter and the fixed seat; and one end of the grounding terminal is inserted in the filter body, and the other end of the grounding terminal is inserted on the screw rod. The filter is simple in structure, convenient to connect with equipment, capable of meeting the grounding requirement and capable of solving the problem of poor grounding of the client.
Description
Technical Field
The utility model relates to a wave filter field especially relates to a wave filter with ground connection.
Background
The power filter is a filter circuit composed of a capacitor, an inductor and a resistor, also known as a power EMI filter, or an EMI power filter, and is a passive bidirectional network, one end of which is a power supply, and the other end of which is a load. The principle of the power supply filter is that an impedance adaptation network: the greater the impedance adaptation of the input and output sides of the power filter to the power and load sides, the more effective the attenuation of electromagnetic interference. The filter can effectively filter the frequency point of the specific frequency in the power line or the frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency. The existing terminal block has a complex structure, and is easy to generate poor grounding phenomenon when being connected with a client.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the utility model provides a wave filter with ground connection, this wave filter simple structure, with the equipment be connected conveniently, and can realize the ground connection demand, solve the bad phenomenon of customer end ground connection.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a filter with ground comprising:
the filter comprises a filter body, a first cover plate and a second cover plate, wherein the first cover plate is arranged at one end, facing the electronic element, of the filter body;
the connecting pieces are inserted on the first cover plate and extend into the filter body, and the connecting pieces are connected with the filter and the electronic element;
the screw rod is arranged on the second cover plate and is connected with the filter and the fixed seat;
and one end of the grounding terminal is inserted in the filter body, and the other end of the grounding terminal is inserted on the screw rod.
In the above technical scheme, the ground terminal is an integrally formed structure, and includes a rod body disposed outside the filter body, wherein the rod body is bent towards one end of the first cover plate to form an L-shaped plug connector, and the rod body is bent towards one end of the second cover plate to form a plug connector.
In the technical scheme, the plug connector is provided with a connecting hole connected with the filter, and the plug connector is provided with a notch structure inserted with the screw rod.
In the above technical scheme, the notch structure is U-shaped.
In the technical scheme, the number of the connecting pieces comprises four, two connecting pieces form input ends, and the other two connecting pieces form output ends in parallel.
In the technical scheme, the connecting sheet is a copper sheet and is in a long strip shape, a first connecting hole connected with an internal connecting wire of the filter is formed in one end, facing the inside of the filter body, of the connecting sheet, and a second connecting hole connected with an external connecting wire of the electronic element is formed in one end, facing away from the filter, of the connecting sheet.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the utility model discloses in set up the screw rod on the second apron, utilize screw rod and equipment threaded connection, be fixed in the wave filter on the equipment, simplified the fixed mounting of wave filter, improved the installation effectiveness of wave filter.
2. The grounding terminal is arranged, one end of the grounding terminal is directly inserted into the filter body and is connected with the internal connecting wire in the filter body, and the other end of the grounding terminal is directly inserted on the screw rod; and the grounding terminal is inserted on the screw rod, so that the grounding with the fixing seat is realized, and the problem of poor grounding is solved.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of a middle filter according to the present invention;
fig. 2 is a side view of the middle filter of the present invention;
fig. 3 is a schematic view of the combination of the first cover plate and the screw rod of the present invention.
Reference numerals of the above figures: 1. a filter body; 2. a first cover plate; 3. a second cover plate; 4. connecting sheets; 5. a screw; 6. a ground terminal; 7. a rod body; 8. a plug-in unit; 9. a plug-in sheet; 10. a notch structure; 11. a first connection hole; 12. and a second connection 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.
The first embodiment is as follows: referring to fig. 1-3, a filter with ground includes:
the filter comprises a filter body 1, wherein a first cover plate 2 is arranged at one end of the filter body 1 facing an electronic element, and a second cover plate 3 is arranged at one end of the filter body 1 facing a fixed seat;
the connecting pieces 4 are inserted on the first cover plate 2 and extend into the filter body 1, and the connecting pieces 4 are connected with the filter and the electronic element;
the screw rod 5 is arranged on the second cover plate 3, and the screw rod 5 is connected with the filter and the fixed seat;
and one end of the grounding terminal 6 is inserted into the filter body 1, and the other end of the grounding terminal 6 is inserted into the screw 5. The grounding terminal 6 is arranged on the outer side of the filter body 1 in an inserting mode, the assembly is convenient, and the grounding requirement of a product is met.
Referring to fig. 1, the filter body 1 may be configured as a cylinder, and the first cover plate 2 and the second cover plate 3 are both circular cover plates and detachably connected to two ends of the cylinder.
In a preferred embodiment, the ground terminal 6 is an integrally formed structure, and includes a rod 7 disposed outside the filter body 1, the rod 7 is bent toward one end of the first cover plate 2 to form an L-shaped plug 8, and the rod 7 is bent toward one end of the second cover plate 3 to form a plug 9. The plug connector 8 connected with the filter body 1 and the plug sheet 9 connected with the fixing seat are integrally formed on the rod body 7, so that the structure of the grounding terminal 6 is simplified, the processing is convenient, and the production cost is reduced.
In a preferred embodiment, the plug 8 is provided with a connection hole for connecting to the filter, and the tab 9 is provided with a notch structure 10 for plugging to the screw 5. The notch structure 10 is U-shaped.
As shown in fig. 1, the number of the connecting pieces 4 includes four, two of the connecting pieces 4 form input terminals, and the other two of the connecting pieces 4 form output terminals in parallel. The connecting sheet 4 is a copper sheet and is in a long strip shape, a first connecting hole 11 connected with an internal connecting wire of the filter is formed in one end, facing the inside of the filter body 1, of the connecting sheet 4, and a second connecting hole 12 connected with an external connecting wire of the electronic element is formed in one end, facing away from the filter, of the connecting sheet 4.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (6)
1. A filter having a ground, comprising:
the filter comprises a filter body, a first cover plate and a second cover plate, wherein the first cover plate is arranged at one end, facing the electronic element, of the filter body;
the connecting pieces are inserted on the first cover plate and extend into the filter body, and the connecting pieces are connected with the filter and the electronic element;
the screw rod is arranged on the second cover plate and is connected with the filter and the fixed seat;
and one end of the grounding terminal is inserted in the filter body, and the other end of the grounding terminal is inserted on the screw rod.
2. The filter with ground of claim 1, wherein: the grounding terminal is of an integrally formed structure and comprises a rod body arranged on the outer side of the filter body, wherein the rod body is bent towards one end of the first cover plate to form an L-shaped plug connector, and the rod body is bent towards one end of the second cover plate to form a plug connector.
3. The filter with ground of claim 2, wherein: the plug connector is provided with a connecting hole connected with the filter, and the plug connector is provided with a notch structure inserted with the screw rod.
4. A filter with ground according to claim 3, characterized in that: the notch structure is U-shaped.
5. The filter with ground of claim 1, wherein: the number of the connecting pieces comprises four, two connecting pieces form input ends, and the other two connecting pieces form output ends in parallel.
6. The filter with ground of claim 1, wherein: the connecting piece is a copper sheet and is in a strip shape, a first connecting hole connected with an internal connecting wire of the filter is formed in one end, facing the inside of the filter body, of the connecting piece, and a second connecting hole connected with an external connecting wire of the electronic element is formed in one end, facing away from the filter, of the connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022203214.2U CN213242906U (en) | 2020-09-30 | 2020-09-30 | Filter with grounding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022203214.2U CN213242906U (en) | 2020-09-30 | 2020-09-30 | Filter with grounding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213242906U true CN213242906U (en) | 2021-05-18 |
Family
ID=75877601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022203214.2U Active CN213242906U (en) | 2020-09-30 | 2020-09-30 | Filter with grounding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213242906U (en) |
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2020
- 2020-09-30 CN CN202022203214.2U patent/CN213242906U/en active Active
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