CN216826679U - Needle plate device for electric field and electric field device - Google Patents
Needle plate device for electric field and electric field device Download PDFInfo
- Publication number
- CN216826679U CN216826679U CN202120997136.XU CN202120997136U CN216826679U CN 216826679 U CN216826679 U CN 216826679U CN 202120997136 U CN202120997136 U CN 202120997136U CN 216826679 U CN216826679 U CN 216826679U
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- Prior art keywords
- plate
- needle
- bush
- hole
- electric field
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- Expired - Fee Related
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- 230000005684 electric field Effects 0.000 title claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 229910052741 iridium Inorganic materials 0.000 description 4
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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Abstract
The utility model provides a faller device and electric field device for electric field, wherein, the faller device includes needle, board, the through-hole has on the board, the needle passes on the board the through-hole, the needle with the board is perpendicular and fixed on the board, there is the annular knurl section on the needle. The utility model discloses a when negative pole needle impressed the negative pole backup pad, be difficult to take place to warp.
Description
Technical Field
The utility model relates to an electric field technical field, concretely relates to faller device and electric field device for electric field.
Background
A typical honeycomb electric field device includes honeycomb anode and cathode pins, which are located on a cathode support plate. The cathode supporting plate is provided with a through hole, and the cathode needle penetrates through the through hole in the cathode supporting plate and is vertical to the cathode supporting plate. The cathode pin is connected with the cathode support plate directly, that is, the through hole in the cathode support plate just allows the cathode pin to pass through, the smooth surface of the cathode pin is in direct contact with the side surface of the through hole in the cathode support plate, and the cathode pin passes through the cathode support plate by extrusion. Since the cathode pins are generally relatively thin and long, the cathode pins are easily deformed when pressed into the through holes of the cathode support plate.
SUMMERY OF THE UTILITY MODEL
When pressing into the cathode supporting plate in order to solve among the prior art cathode pin, take place the problem of deformation easily, the utility model provides a following example:
1. the utility model provides an example 1: a needle plate device for an electric field comprises a needle and a plate, wherein the plate is provided with a through hole, the needle penetrates through the through hole on the plate, and the needle is perpendicular to the plate and is fixed on the plate.
2. The utility model provides an example 2: including example 1 above, wherein the needle has a knurled section thereon.
3. The utility model provides an example 3: including example 2 above, wherein the knurl section is in the shape of straight knurls, cross-hatched knurls, cross-grain knurls, or herringbone knurls.
4. Example 4 provided by the present invention: including examples 2 or 3 above, wherein the knurled sections are partially or fully located in the through-holes in the plate.
5. The utility model provides an example 5: including any of the above examples 2 to 4, wherein the knurled sections are in intimate contact with the through-holes in the plate.
6. The utility model provides an example 6: including any of examples 1-5 above, wherein the needle is perpendicular to the plate.
7. The utility model provides an example 7: including any of the above examples 1 to 6, wherein the material of the needle is metal, preferably 304 steel, titanium, iridium.
8. The utility model provides an example 8: a needle plate device for an electric field comprises a needle, a plate and a bushing, wherein the plate is provided with a through hole, the bushing is sleeved on the surface of the needle, and part of the bushing penetrates through the through hole on the plate.
9. The utility model provides an example 9: including example 8 above, wherein the bushing has an opening therein along a length of the bushing.
10. Example 10 provided by the present invention: including examples 8 or 9 above, wherein the bush has an inner hole and an outer periphery, and the inner hole of the bush has a cross-sectional area larger than that of the needle when the bush is not subjected to the pressing force, and the outer periphery of the bush has a cross-sectional area larger than that of the through-hole in the plate.
11. The utility model provides an example 11: including any of examples 8-10 above, wherein the bushing has a chamfer at one end.
12. Example 12 provided by the present invention: including any of examples 8-11 above, wherein the bushing is a split spring pin.
13. The utility model provides an example 13: including any one of the above examples 8 to 12, wherein one end of the through-hole on the plate has a chamfer.
14. Example 14 provided by the present invention: including any of examples 8-13 above, wherein the needle and the hub are perpendicular to the plate.
15. The utility model provides an example 15: including any of the above examples 8-14, wherein the needle material is 304 steel, titanium, iridium.
16. Example 16 provided by the present invention: an electric field device comprising an electric field anode and a pin plate device, the pin plate device being any one of the above examples 1 to 7 or any one of the above examples 8 to 15.
17. The utility model provides an example 17: a needle board mounting method for an electric field, comprising the steps of:
s1: processing a knurling section on the needle;
s2: passing the pins through holes in a plate;
s3: pulling one end of the needle to enable the knurled section on the needle to penetrate through the through hole, and enabling the needle to be fixed on the through hole through the knurled section.
18. Example 18 provided by the present invention: including example 17 above, wherein, in step S1, machining the knurled sections on the needles comprises machining straight knurls, cross-hatched knurls, cross-grain knurls, or herringbone knurls on the needles.
19. The utility model provides an example 19: a needle board mounting method for an electric field, comprising the steps of: the bushing is pressed into the through hole in the plate so that the bushing and pin are perpendicular to the plate.
20. The utility model provides an example 20: the above example 19 is included, in which an opening is formed in the bushing in a longitudinal direction of the bushing, and a chamfer is formed at one end of the bushing.
21. The utility model provides an example 21: including the above-mentioned example 19 or 20, wherein a chamfer is processed at one end of the through-hole in the plate.
22. Example 22 provided by the present invention: including any one of the above examples 19 to 21, wherein, in step S3, the pressing the bush on the needle into the through-hole on the board includes pressing the bush into the through-hole on the board by facing an end of the bush having the chamfer toward an end of the through-hole on the board having the chamfer, the chamfer on the bush and the chamfer of the through-hole on the board fitting each other.
Drawings
Fig. 1 is a structure view of a needle plate device according to embodiment 1 of the present invention;
fig. 2 is a structure view of a needle plate device according to embodiment 2 of the present invention.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Example 1
The embodiment provides a needle plate device for an electric field, which comprises a needle and a plate. Wherein the pins are perpendicular to the plate. The plate has a through hole with a dimension larger than the minimum cross-sectional area of the needle.
As shown in fig. 1, the needle 1 has a knurled section 11 at the point of contact with the plate, the knurled section 11 being located partially or completely in the through hole in the plate. The knurled sections 11 are in close contact with the through holes in the plate just enough to allow the needles 1 to pass through the through holes in the plate and be fixed to the plate.
The knurl section 11 can be in the shape of straight knurl, reticulate pattern knurl, twill knurl, herringbone knurl and the like. Preferably, the knurled section 11 is in the shape of a cross-hatched knurl.
The material of the needle 1 may be 304 steel, titanium, iridium, etc., preferably 304 steel.
The needle plate arrangement in this embodiment may be used in an electric field arrangement comprising an electric field anode and a needle plate arrangement.
Example 2
As shown in fig. 2, the present embodiment provides a needle plate device for an electric field, comprising a needle 1, a plate 2, and a bush 3. Wherein, the plate 2 is provided with a through hole, the size of the through hole is larger than the minimum position of the upper cross section area of the needle 1, the bush 3 is sleeved on the surface of the needle 1, and part of the bush passes through the through hole on the plate 2 and is vertical to the plate 2, and the needle 1 is vertical to the plate 2.
The bush 3 has an opening along the length of the bush 3. When the bush 3 is subjected to a pressing force in a direction perpendicular to the length of the bush 3, the opening in the bush 3 is reduced and the cross-sectional area of the bush 3 is reduced. The bush 3 has an inner hole and an outer periphery, and when the bush 3 does not pass through the through hole of the plate, the bush 3 is not subjected to the pressing force, and in the portion of the needle 1 covered by the bush 3 and the bush 3, the cross-sectional area of the inner hole of the bush 3 is larger than the cross-sectional area of the needle 1, and in the through holes of the bush 3 and the plate 2, the cross-sectional area of the outer periphery of the bush 3 is larger than the cross-sectional area of the through hole of the plate 2. When the bush 3 is partly passed through the through hole of the plate 2, the opening in the bush 3 is reduced, the cross-sectional area of the inner hole of the bush 3 is equal to the cross-sectional area of the needle 1 at the portion where the bush 3 is in contact with the needle 1, and the cross-sectional area of the outer periphery of the bush 3 is equal to the cross-sectional area of the through hole of the plate 2 at the portion where the bush 3 is in contact with the through hole of the plate 2.
One end of the bush 3 is chamfered and one end of the through hole in the plate 2 is chamfered. The chamfer of the bush 3 and the chamfer of the through hole of the plate 2 make it easier for the bush 3 to pass through the through hole of the plate 2.
The bushing 3 may be a split spring pin.
The material of the needle 1 may be 304 steel, titanium, iridium, etc., preferably 304 steel.
The needle plate arrangement in this embodiment may be used in an electric field arrangement comprising an electric field anode and a needle plate arrangement.
Example 3
The embodiment provides a needle plate mounting method for an electric field, which comprises the following steps:
s1: processing a knurled section on the needle;
s2: passing a needle through a through hole in the plate;
s3: one end of the needle is pulled to enable the knurled section on the needle to penetrate through the through hole, and the needle is fixed on the through hole through the knurled section.
Wherein, in step S1, processing knurled sections on the needle includes processing knurled sections of different knurl shapes on the needle, such as straight knurls, cross-hatched knurls, cross-grain knurls, herringbone knurls, and the like. Preferably, a cross-hatched knurling is machined on the needle.
Example 4
The embodiment provides a needle plate mounting method for an electric field, which comprises the following steps: the bushing is pressed into the through hole in the plate so that the bushing and pin are perpendicular to the plate.
Wherein, the bush is opened along the length direction of the bush, and one end of the bush is processed with a chamfer. Or the bushing is an existing split spring pin. A chamfer is also machined at one end of the through hole in the plate.
In step S3, the bush on the pin may be pressed into the through hole of the plate by fitting the chamfer of the bush and the chamfer of the through hole of the plate to each other with the end of the bush having the chamfer facing the end of the through hole of the plate having the chamfer facing the through hole of the plate.
To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A needle plate device for an electric field is characterized by comprising a needle and a plate, wherein the plate is provided with a through hole, the needle penetrates through the through hole in the plate, the needle is perpendicular to the plate and is fixed on the plate, and a knurled section is arranged on the needle.
2. The faller apparatus as claimed in claim 1 wherein said knurl sections are in the form of straight knurls, cross-hatched knurls, diagonal knurls, herringbone knurls.
3. A faller device according to claim 1 or claim 2 wherein said knurled sections are located partially or wholly in said through holes in said plate.
4. A faller bar arrangement as claimed in claim 1, wherein said needles are made of metal.
5. The needle plate device for the electric field is characterized by comprising a needle, a plate and a bushing, wherein the plate is provided with a through hole, the bushing is sleeved on the surface of the needle, and part of the bushing penetrates through the through hole on the plate.
6. A faller device as claimed in claim 5, wherein said bush has an opening therein along the length of the bush.
7. A faller bar arrangement as claimed in claim 5 or claim 6, wherein said bush has an inner bore and an outer periphery, the cross-sectional area of the inner bore of the bush being greater than the cross-sectional area of the needle when the bush is not subjected to compressive forces, and the cross-sectional area of the outer periphery of the bush being greater than the cross-sectional area of the through-hole in the bar.
8. A faller device as claimed in claim 7 wherein one end of said bush is chamfered and one end of the through hole in said plate is also chamfered.
9. A faller device as claimed in claim 5, wherein said bush is a split spring pin.
10. An electric field device comprising an electric field anode and a needle plate device, wherein the needle plate device is the needle plate device of any one of claims 1 to 4 or the needle plate device of any one of claims 5 to 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020104320470 | 2020-05-20 | ||
| CN202010432047 | 2020-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216826679U true CN216826679U (en) | 2022-06-28 |
Family
ID=82081971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120997136.XU Expired - Fee Related CN216826679U (en) | 2020-05-20 | 2021-05-11 | Needle plate device for electric field and electric field device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216826679U (en) |
-
2021
- 2021-05-11 CN CN202120997136.XU patent/CN216826679U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220628 |