CN204633541U - The mounting structure of a kind of EMC filter and micromotor shell ground connection - Google Patents
The mounting structure of a kind of EMC filter and micromotor shell ground connection Download PDFInfo
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- CN204633541U CN204633541U CN201520215816.6U CN201520215816U CN204633541U CN 204633541 U CN204633541 U CN 204633541U CN 201520215816 U CN201520215816 U CN 201520215816U CN 204633541 U CN204633541 U CN 204633541U
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Abstract
The utility model is applicable to the technical field that EMC filter and electrical micro-machine are installed, and provides the mounting structure of a kind of EMC filter and micromotor shell ground connection.When the end cap of electrical micro-machine is metal end, the earth terminal of described EMC filter is connected by conducting block with between the metal end of described electrical micro-machine; When the end cap of described electrical micro-machine is nonmetal end cap, between the earth terminal of described EMC filter and described electrical micro-machine metal shell, be connected with the bus covered on the nonmetal end cap of described electrical micro-machine by conducting block.By utilizing electric conducting material to connect the earth terminal of EMC filter and the metal end of electrical micro-machine or metal shell, structural material is simple, can increase substantially installation effectiveness, and ground connection performance and reliability can effectively be ensured.
Description
Technical field
The utility model belongs to the technical field that EMC filter and electrical micro-machine are installed, and particularly relates to the mounting structure of a kind of EMC filter and micromotor shell ground connection.
Background technology
Be subject to the restriction of traditional microelectromechanical structure feature, in installation EMC filter procedure, when earth point connects micromotor shell, often adopt the method for conductor scolding tin to connect, and electrical micro-machine metal shell scolding tin difficulty is comparatively large, installation effectiveness is low; As adopted other techniques such as extruding, touching or laser spot welding, installation effectiveness raising is also not obvious, makes ground connection performance and reliability reduce on the contrary.
Utility model content
The object of the utility model embodiment is the mounting structure providing a kind of EMC filter and micromotor shell ground connection, installs trouble inefficiency, ground connection performance and the low problem of reliability to solve prior art.
The utility model embodiment is achieved in that the mounting structure of the first EMC filter that the utility model provides and micromotor shell ground connection, and the end cap of described electrical micro-machine is metal end; The earth terminal of described EMC filter is connected by conducting block with between the metal end of described electrical micro-machine.
In the first EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: described EMC filter is arranged on outside or the inner side of the end cap of described electrical micro-machine.
In the first EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: the earth terminal of described EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
In the first EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: the quantity of described conducting block is one or more, and thickness is greater than the gap between described EMC filter and described metal end;
Described conducting block is conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints.
The second EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection, the end cap of described electrical micro-machine is nonmetal end cap; Between the earth terminal of described EMC filter and described electrical micro-machine metal shell, be connected with the bus covered on the nonmetal end cap of described electrical micro-machine by conducting block.
In the second EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: described EMC filter is arranged on outside or the inner side of the end cap of described electrical micro-machine.
In the second EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: described bus couples together between the nonmetal end cap of described electrical micro-machine and metal shell.
In the second EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: the earth terminal of described EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
In the second EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: the quantity of described conducting block is one or more, and thickness is greater than the gap between described EMC filter and described metal end;
Described conducting block is conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints.
In the second EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection: described bus leads copper foil tape, gum conductive fabric, Copper Foil or aluminium foil for two, be also included within described nonmetal end cap respective surfaces and adopt the techniques such as plating, spraying plating, spray conductive paint to make it cover one deck conductive layer.
The beneficial effect of a kind of EMC filter that the utility model embodiment provides and the mounting structure of micromotor shell ground connection comprises:
The EMC filter that the utility model embodiment provides and the mounting structure of micromotor shell ground connection, electric conducting material is utilized to connect the earth terminal of EMC filter and the metal end of electrical micro-machine or metal shell, structural material is simple, installation effectiveness can be increased substantially, and ground connection performance and reliability effectively can be ensured.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the embodiment one of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Fig. 2 is the schematic diagram of the embodiment two of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Fig. 3 is the schematic diagram after embodiment two installation of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Fig. 4 is the schematic diagram of the embodiment three of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Fig. 5 is the schematic diagram after embodiment three installation of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Fig. 6 is the schematic diagram of the embodiment four of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Fig. 7 is the schematic diagram of the embodiment five of the mounting structure of a kind of EMC filter of providing of the utility model and micromotor shell ground connection;
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
In order to technical scheme described in the utility model is described, be described below by specific embodiment.
Embodiment one
Be illustrated in figure 1 the schematic diagram of the embodiment one of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, as shown in Figure 1, in the embodiment one of a kind of EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection, electrical micro-machine is metal end, and EMC filter is arranged on the outside of the metal end of electrical micro-machine.Be connected by conducting block between EMC filter earth terminal and the metal end of electrical micro-machine.
EMC filter can be PCBA filter, and the earth terminal of EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
Conducting block is for a kind of soft and have certain flexible electric conducting material, quantity can be one or more, the structure size of the metal end of area and EMC filter earth terminal and electrical micro-machine adapts, and thickness should slightly larger than the gap between EMC filter and metal end.Object is exactly that conducting block can be conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints etc. the ground connection Copper Foil (or pad) of filter and motor metal end by this simple mode conducting.
Embodiment two
Be illustrated in figure 2 the schematic diagram of the embodiment two of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, be illustrated in figure 3 the schematic diagram after embodiment two installation of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, from Fig. 2 and Fig. 3, in the embodiment two of a kind of EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection, electrical micro-machine is the nonmetal end caps such as plastic end cover, and EMC filter is arranged on the outside of the end cap of electrical micro-machine.Between EMC filter earth terminal and described electrical micro-machine metal shell, be connected with the bus covered on the nonmetal end cap of described electrical micro-machine by conducting block, bus is directly pasted with the metal shell of electrical micro-machine and is connected.
EMC filter can be PCBA filter, and the earth terminal of this EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
Conducting block is for a kind of soft and have certain flexible electric conducting material, quantity can be one or more, the structure size of the nonmetal end cap of area and EMC filter earth terminal and electrical micro-machine adapts, and thickness should slightly larger than the gap between EMC filter and nonmetal end cap.Object is exactly that conducting block can be conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints etc. the ground connection Copper Foil (or pad) of filter and nonmetal end cap by this simple mode conducting.
Bus is the electric conducting material corresponding for the nonmetal end cap of nonconducting electrical micro-machine surface coverage one deck and the conducting of electrical micro-machine metal shell, as: twoly lead copper foil tape, gum conductive fabric, Copper Foil, aluminium foil etc., be also included within described nonmetal end cap respective surfaces and adopt the techniques such as plating, spraying plating, spray conductive paint to make it cover one deck conductive layer.
Embodiment three
Be illustrated in figure 4 the schematic diagram of the embodiment three of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, be illustrated in figure 5 the schematic diagram after embodiment three installation of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, from Fig. 4 and Fig. 5, in the embodiment three of a kind of EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection, electrical micro-machine is the nonmetal end caps such as plastic end cover, and EMC filter is arranged on the outside of the end cap of electrical micro-machine.Between EMC filter earth terminal and described electrical micro-machine metal shell, be connected with the bus covered on the nonmetal end cap of described electrical micro-machine by conducting block, bus is connected between the nonmetal end cap of electrical micro-machine and metal shell.
EMC filter can be PCBA filter, and the earth terminal of this EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
Conducting block is for a kind of soft and have certain flexible electric conducting material, quantity can be one or more, the structure size of the nonmetal end cap of area and EMC filter earth terminal and electrical micro-machine adapts, and thickness should slightly larger than the gap between EMC filter and nonmetal end cap.Object is exactly that conducting block can be conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints etc. the ground connection Copper Foil (or pad) of filter and nonmetal end cap by this simple mode conducting.
Bus is the electric conducting material corresponding for the nonmetal end cap of nonconducting electrical micro-machine surface coverage one deck and the conducting of electrical micro-machine metal shell, as: twoly lead copper foil tape, gum conductive fabric, Copper Foil, aluminium foil etc., be also included within described nonmetal end cap respective surfaces and adopt the techniques such as plating, spraying plating, spray conductive paint to make it cover one deck conductive layer.
Embodiment four
Be illustrated in figure 6 the schematic diagram of the embodiment four of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, as shown in Figure 6, in the embodiment four of a kind of EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection, electrical micro-machine is metal end, and EMC filter is arranged on the inner side (being namely arranged on electrical micro-machine inside) of the end cap of electrical micro-machine.Be connected by conducting block between EMC filter earth terminal and the metal end of electrical micro-machine.
EMC filter can be PCBA filter, and when the electrical micro-machine of metal end is installed EMC filter, the earth terminal of this EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
Conducting block is for a kind of soft and have certain flexible electric conducting material, quantity can be one or more, the structure size of the metal end of area and EMC filter earth terminal and electrical micro-machine adapts, and thickness should slightly larger than the gap between EMC filter and metal end.Object is exactly that conducting block can be conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints etc. the ground connection Copper Foil (or pad) of filter and motor metal end by this simple mode conducting.
Embodiment five
Be illustrated in figure 7 the schematic diagram of the embodiment five of the mounting structure of a kind of EMC filter that the utility model provides and micromotor shell ground connection, as shown in Figure 7, in the embodiment five of a kind of EMC filter that the utility model provides and the mounting structure of micromotor shell ground connection, electrical micro-machine is the nonmetal end caps such as plastic end cover, and EMC filter is arranged on the inner side (being namely arranged on electrical micro-machine inside) of the end cap of electrical micro-machine.Between EMC filter earth terminal and described electrical micro-machine metal shell, be connected with the bus covered on the nonmetal end cap of described electrical micro-machine by conducting block.
EMC filter can be PCBA filter, and the earth terminal of this EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
Conducting block is for a kind of soft and have certain flexible electric conducting material, quantity can be one or more, the structure size of the nonmetal end cap of area and EMC filter earth terminal and electrical micro-machine adapts, and thickness should slightly larger than the gap between EMC filter and nonmetal end cap.Object is exactly that conducting block can be conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints etc. the ground connection Copper Foil (or pad) of filter and nonmetal end cap by this simple mode conducting.
Bus is the electric conducting material corresponding for the nonmetal end cap of nonconducting electrical micro-machine surface coverage one deck and the conducting of electrical micro-machine metal shell, as: twoly lead copper foil tape, gum conductive fabric, Copper Foil, aluminium foil etc., be also included within described nonmetal end cap respective surfaces and adopt the techniques such as plating, spraying plating, spray conductive paint to make it cover one deck conductive layer.
The utility model embodiment, utilize electric conducting material to connect the earth terminal of EMC filter and the metal end of electrical micro-machine or metal shell, structural material is simple, can increase substantially installation effectiveness, and ground connection performance and reliability can effectively be ensured.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a mounting structure for EMC filter and micromotor shell ground connection, the end cap of described electrical micro-machine is metal end; It is characterized in that, the earth terminal of described EMC filter is connected by conducting block with between the metal end of described electrical micro-machine.
2. structure as claimed in claim 1, it is characterized in that, described EMC filter is arranged on outside or the inner side of the end cap of described electrical micro-machine.
3. structure as claimed in claim 1, it is characterized in that, the earth terminal of described EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
4. structure as claimed in claim 1, it is characterized in that, the quantity of described conducting block is one or more, and thickness is greater than the gap between described EMC filter and described metal end;
Described conducting block is conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints.
5. a mounting structure for EMC filter and micromotor shell ground connection, the end cap of described electrical micro-machine is nonmetal end cap; It is characterized in that, between the earth terminal of described EMC filter and described electrical micro-machine metal shell, be connected with the bus covered on the nonmetal end cap of described electrical micro-machine by conducting block.
6. structure as claimed in claim 5, it is characterized in that, described EMC filter is arranged on outside or the inner side of the end cap of described electrical micro-machine.
7. structure as claimed in claim 5, it is characterized in that, described bus couples together between the nonmetal end cap of described electrical micro-machine and metal shell.
8. structure as claimed in claim 5, it is characterized in that, the earth terminal of described EMC filter is Copper Foil or the pad of the exposed ground connection of EMC filter.
9. structure as claimed in claim 5, it is characterized in that, the quantity of described conducting block is one or more, and thickness is greater than the gap between described EMC filter and described metal end;
Described conducting block is conductive fabric, conducting foam, conductive plastics, conductive rubber, conducting resinl or electroconductive paints.
10. structure as claimed in claim 5, it is characterized in that, described bus leads copper foil tape, gum conductive fabric, Copper Foil or aluminium foil for two, is also included within described nonmetal end cap respective surfaces and adopts plating, spraying plating, spray conductive paint technique to make it cover one deck conductive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520215816.6U CN204633541U (en) | 2015-04-10 | 2015-04-10 | The mounting structure of a kind of EMC filter and micromotor shell ground connection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520215816.6U CN204633541U (en) | 2015-04-10 | 2015-04-10 | The mounting structure of a kind of EMC filter and micromotor shell ground connection |
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| CN204633541U true CN204633541U (en) | 2015-09-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678057A (en) * | 2019-10-09 | 2020-01-10 | 中国电子科技集团公司第十三研究所 | Filter surface grounding device and method |
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2015
- 2015-04-10 CN CN201520215816.6U patent/CN204633541U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110678057A (en) * | 2019-10-09 | 2020-01-10 | 中国电子科技集团公司第十三研究所 | Filter surface grounding device and method |
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