CN204992302U - Plug -in particle capture device and defeated substation equipment - Google Patents
Plug -in particle capture device and defeated substation equipment Download PDFInfo
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- CN204992302U CN204992302U CN201520349383.3U CN201520349383U CN204992302U CN 204992302 U CN204992302 U CN 204992302U CN 201520349383 U CN201520349383 U CN 201520349383U CN 204992302 U CN204992302 U CN 204992302U
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- radome
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- capture device
- plug
- shield cover
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Abstract
The utility model relates to a high pressure power transmission and transformation field, concretely relates to installs the plug -in particle capture device and defeated substation equipment in defeated substation equipment. Plug -in particle capture device includes the shield cover, and the shield cover passes through the connect -disconnect structure to be fixed on the inner wall of barrel, forms the cavity of zero potential between shield cover and the barrel, forms between the edge of shield cover and the barrel inner wall and supplies the particle entering the gap of cavity. During the particle passed through the cavity in the gap entering shield cover, the particle received the shielding effect of shield cover, loses the effort of electric field, and the on the other hand shield cover can float by the interior particle of block cavity for it is regional that the high electic field can't be escaped to the particle, thereby the insulation breakdown who has avoided the particle to cause the electric field distortion to lead to has reduced the influence of particle to defeated substation equipment insulating properties. Add the shield cover and realize catching particle, simple structure in the barrel. Adopt the connect -disconnect structure to fix the shield cover in defeated substation equipment easy dismounting.
Description
Technical field
The utility model relates to high voltage power transmission and transforming field, is specifically related to be arranged on the plug-in particle capture device in power transmission and transforming equipment and power transmission and transforming equipment.
Background technology
Power transmission and transforming equipment is in the process of long-term on-line operation, a large amount of dust granules, compound and other foreign matters can be produced in cylindrical shell, these particulates are under the effect of electric field, can adsorb to the barrel of electronegative potential, and under self gravitation, be deposited on the barrel of cylindrical shell lowest part, and a large amount of particulate can reduce the insulation property of power transmission and transforming equipment dramatically, power transmission and transforming equipment fault will be caused time serious, affect the safe operation of power transmission and transforming equipment.Therefore, necessaryly a kind of particle capture device be arranged in power transmission and transforming equipment is provided, to reduce the impact of particulate on power transmission and transforming equipment insulation property.
The Chinese patent document that Authorization Notice No. is CN101529679B, authorized announcement date is on October 22nd, 2014 discloses a kind of power transmission and transforming equipment, comprise cylindrical shell and the particle capture device being positioned at cylindrical shell lowest part, particle capture device is electrically connected with cylindrical shell by welding, particle capture device comprises corrugated plating and is arranged on the wavy end of corrugated plating and the metal round rod be electrically connected with corrugated plating, and the surface of corrugated plating and metal round rod is implemented insulating wrapped.In use, the recess of corrugated plating becomes low electric field portion, and particulate is owing to being subject to electrostatic force and gravity moves down and enters the recess of corrugated plating, and the particle capture device after insulating wrapped can suppress charged to metal particle, thus suppresses particulate to float.Although this particle capture device can reduce the impact of particulate on power transmission and transforming equipment insulation property to a certain extent, be subject to the restriction of its operation principle, the complicated structure of device.
Utility model content
The purpose of this utility model is to provide a kind of structure simple plug-in particle capture device and power transmission and transforming equipment.
For achieving the above object, the technical scheme of the utility model power transmission and transforming equipment is:
A kind of power transmission and transforming equipment, comprise cylindrical shell and the plug-in particle capture device being positioned at cylindrical shell, plug-in particle capture device comprises radome, radome is fixed on the inwall of cylindrical shell by connect-disconnect structure, form the cavity of zero potential between radome and cylindrical shell, between the edge of radome and cylinder inboard wall, form the gap entering described cavity for particulate.
Radome is spherical.
Connect-disconnect structure is included in the pedestal be fixed on cylinder inboard wall, and connect-disconnect structure is also included in the inserted link of radome and pedestal projection on one of them, and the slot inserted for inserted link that another is arranged.
Described slot is reducing groove, and slot internal fixtion has for the elastic component at radial banding inserted link.
Inserted link is provided with step, and radome is fixed on after on pedestal, and the step of inserted link coordinates along block with the hole of slot.
The technical scheme of the utility model plug-in particle capture device is:
A kind of plug-in particle capture device, comprise radome, radome is provided with the connect-disconnect structure for being fixed on by radome on the cylinder inboard wall of power transmission and transforming equipment, when on the cylindrical shell that radome is fixed on power transmission and transforming equipment, form the cavity of zero potential between radome and cylindrical shell, between the edge of radome and cylinder inboard wall, form the gap entering described cavity for particulate.
Radome is spherical.
Connect-disconnect structure is included in the pedestal be fixed on cylinder inboard wall, and connect-disconnect structure is also included in the inserted link of radome and pedestal projection on one of them, and the slot inserted for inserted link that another is arranged.
Slot is reducing groove, and slot internal fixtion has for the elastic component at radial banding inserted link.
Inserted link is provided with step, and radome is fixed on after on pedestal, and the step of inserted link coordinates along block with the hole of slot.
The beneficial effects of the utility model are: particulate enters in the cavity in radome by gap, particulate is subject to the shielding action of radome, lose the active force of electric field, on the other hand radome can float by the particulate in block cavity, make particulate cannot escape into high electric field region, avoid particulate and cause electric field distortion thus the insulation breakdown caused, reduce the impact of particulate on power transmission and transforming equipment insulation property.In cylindrical shell, set up radome realize catching particulate, structure is simple.Connect-disconnect structure is adopted to be fixed in power transmission and transforming equipment by radome, easy accessibility.Radome adopts spherical cap-shaped structure, makes the easy landing of particulate dropped on radome get off and be captured.Adopt the radial banding inserted link of elastic component, make the connection of radome and pedestal more tight reliable.The step of inserted link coordinates along block with the hole of slot on pedestal, and radome is stably fixed on pedestal, improves the reliability of device.
Accompanying drawing explanation
Fig. 1 is the structure chart of the utility model power transmission and transforming equipment;
Fig. 2 is the structure chart of plug-in particle capture device in Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, execution mode of the present utility model is described further.
The specific embodiment of power transmission and transforming equipment of the present utility model, as shown in Figure 1 to Figure 2, comprise the cylindrical shell 1 that axis extends along the longitudinal direction and the plug-in particle capture device being positioned at cylindrical shell 1, plug-in particle capture device comprises the radome 2 that Open Side Down, radome 2 is spherical cap-shaped structure, radome 2 inside is convexly equipped with inserted link 21, inserted link 21 is Step Shaft, the inwall of cylindrical shell 1 is installed with pedestal 3, pedestal 3 is offered slot 31, slot 31 is reducing groove, hat spring 4 is fixed with in slot 31, when inserted link 21 inserts in slot 31, step on inserted link 21 coordinates along block with the hole of slot 31 on pedestal 3, hat spring 4 is at the radial banding inserted link 21 of inserted link 21, the cavity of zero potential is formed between radome 2 and cylindrical shell 1, gap 10 is formed between the edge of radome 2 and cylinder inboard wall, wherein the width L in gap 10 value according to electric Field Calculation need determine.The end of inserted link 21 is set to spherical surface hill, so that inserted link 21 enters in slot 31 smoothly, and is blocked by hat spring 4.
In the process of power transmission and transforming equipment on-line operation, the particulate produced in cylindrical shell is under electrostatic force and Action of Gravity Field, the cavity in radome 2 is fallen into by gap 10, particulate is subject to the shielding action of radome 2 and loses the active force of electric field, on the other hand radome 2 can float by the particulate in block cavity, make particulate cannot escape into high electric field region, avoid particulate and cause electric field distortion and the insulation breakdown caused, reduce the impact of particulate on power transmission and transforming equipment insulation property.
In other embodiments, other forms of depression and protruding connect-disconnect structure also can be set between radome and cylindrical shell, the situation of pedestal need not be set comprising installing projection on cylindrical shell.In addition, hat spring can be replaced by other elastic components such as jump ring, elastic card claw or rubber ring, can radial banding inserted link, also can not arrange step and the edge, hole of block cooperation, make inserted link and slot realize closely plugging together by elastic component, radome can be stablized and is arranged on pedestal.
Plug-in particle capture device of the present utility model, identical with the structure of the plug-in particle capture device of power transmission and transforming equipment in above-described embodiment, therefore repeat no more.
Claims (10)
1. a power transmission and transforming equipment, comprise cylindrical shell and the plug-in particle capture device being positioned at cylindrical shell, it is characterized in that: plug-in particle capture device comprises radome, radome is fixed on the inwall of cylindrical shell by connect-disconnect structure, form the cavity of zero potential between radome and cylindrical shell, between the edge of radome and cylinder inboard wall, form the gap entering described cavity for particulate.
2. power transmission and transforming equipment according to claim 1, is characterized in that: radome is spherical.
3. power transmission and transforming equipment according to claim 1 and 2, it is characterized in that: connect-disconnect structure is included in the pedestal be fixed on cylinder inboard wall, connect-disconnect structure is also included in the inserted link of radome and pedestal projection on one of them, and the slot inserted for inserted link that another is arranged.
4. power transmission and transforming equipment according to claim 3, is characterized in that: described slot is reducing groove, and slot internal fixtion has for the elastic component at radial banding inserted link.
5. power transmission and transforming equipment according to claim 3, it is characterized in that: inserted link is provided with step, radome is fixed on after on pedestal, the step of inserted link coordinates along block with the hole of slot.
6. a plug-in particle capture device, it is characterized in that: comprise radome, radome is provided with the connect-disconnect structure for being fixed on by radome on the cylinder inboard wall of power transmission and transforming equipment, when on the cylindrical shell that radome is fixed on power transmission and transforming equipment, form the cavity of zero potential between radome and cylindrical shell, between the edge of radome and cylinder inboard wall, form the gap entering described cavity for particulate.
7. plug-in particle capture device according to claim 6, is characterized in that: radome is spherical.
8. the plug-in particle capture device according to claim 6 or 7, it is characterized in that: connect-disconnect structure is included in the pedestal be fixed on cylinder inboard wall, connect-disconnect structure is also included in the inserted link of radome and pedestal projection on one of them, and the slot inserted for inserted link that another is arranged.
9. plug-in particle capture device according to claim 8, it is characterized in that: slot is reducing groove, slot internal fixtion has for the elastic component at radial banding inserted link.
10. plug-in particle capture device according to claim 8, it is characterized in that: inserted link is provided with step, radome is fixed on after on pedestal, and the step of inserted link coordinates along block with the hole of slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520349383.3U CN204992302U (en) | 2015-05-27 | 2015-05-27 | Plug -in particle capture device and defeated substation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520349383.3U CN204992302U (en) | 2015-05-27 | 2015-05-27 | Plug -in particle capture device and defeated substation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204992302U true CN204992302U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520349383.3U Active CN204992302U (en) | 2015-05-27 | 2015-05-27 | Plug -in particle capture device and defeated substation equipment |
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| Country | Link |
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| CN (1) | CN204992302U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917071A (en) * | 2015-05-27 | 2015-09-16 | 河南省高压电器研究所 | Plug-in type particle capture apparatus and power transmission and transformation equipment |
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2015
- 2015-05-27 CN CN201520349383.3U patent/CN204992302U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104917071A (en) * | 2015-05-27 | 2015-09-16 | 河南省高压电器研究所 | Plug-in type particle capture apparatus and power transmission and transformation equipment |
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