CN216353705U - Dual-channel alternate dehumidifying transformer long-acting maintenance-free respirator - Google Patents
Dual-channel alternate dehumidifying transformer long-acting maintenance-free respirator Download PDFInfo
- Publication number
- CN216353705U CN216353705U CN202122356539.9U CN202122356539U CN216353705U CN 216353705 U CN216353705 U CN 216353705U CN 202122356539 U CN202122356539 U CN 202122356539U CN 216353705 U CN216353705 U CN 216353705U
- Authority
- CN
- China
- Prior art keywords
- transformer
- glass cover
- flange
- respirator
- electric heating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transformer Cooling (AREA)
Abstract
The utility model discloses a long-acting maintenance-free breather of a double-channel alternate dehumidification transformer, which comprises a group of transformer breather bodies arranged in parallel and a three-way valve; the single transformer breather body comprises an upper flange, a glass cover, a breather oil cup, a flange and an electric heating device; the top end of the glass cover is provided with an upper flange, the bottom end of the glass cover is provided with a respirator oil cup, and the outer wall of the glass cover is provided with a control box; the top and the bottom of the inner cavity of the glass cover are provided with flange flanges; the flange flanges are fixedly connected through a penetrating screw rod; a color-changing silica gel layer and an electric heating device are arranged in the glass cover, and a temperature and humidity sensor is arranged in the color-changing silica gel; the two outlet ends of the three-way valve are respectively connected with the upper flanges in a one-to-one correspondence manner through flange plates; the outer side wall of one transformer respirator body is fixedly connected with a control box; the electric heating device and the temperature and humidity sensor are respectively and electrically connected with the single chip microcomputer controller in the control box. The device still can provide protection when heating dehumidification regeneration is carried out to silica gel.
Description
Technical Field
The utility model relates to the technical field of transformer respirators, in particular to a long-acting maintenance-free respirator for a dual-channel alternate dehumidifying transformer.
Background
The transformer breather is arranged at the tail end of the conservator connecting pipe, and the allochroic silica gel is arranged in the transformer breather and used for drying air entering the conservator, so that moisture is prevented from entering the transformer breather. After the traditional transformer respirator is used for a period of time, the silica gel needs to be replaced or regenerated by heating after being absorbed by moisture.
However, in any mode, the traditional transformer respirator is a single channel, the single-channel-type transformer respirator can lead to the oil conservator to have a certain idle period when the respirator is replaced or the heating and dehumidifying device is utilized to perform silica gel regeneration operation, and the transformer respirator cannot provide protection for the oil conservator in the period.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a long-acting maintenance-free respirator of a double-channel alternate dehumidifying transformer, so that protection can still be provided when silica gel is heated, dehumidified and regenerated.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a dual-channel alternate dehumidification transformer long-acting maintenance-free respirator comprises a group of transformer respirator bodies arranged in parallel and a three-way valve; the single transformer breather body comprises an upper flange, a glass cover, a breather oil cup, a flange and an electric heating device; the top end of the glass cover is provided with an upper flange, the bottom end of the glass cover is provided with a respirator oil cup, and the outer wall of the glass cover is provided with a control box; the top and the bottom of the inner cavity of the glass cover are provided with flange flanges; the flange flanges are fixedly connected through a penetrating screw rod; a color-changing silica gel layer and an electric heating device are arranged in the glass cover, and a temperature and humidity sensor is arranged in the color-changing silica gel; the two outlet ends of the three-way valve are respectively connected with the upper flanges in a one-to-one correspondence manner through flange plates; the outer side wall of one transformer respirator body is fixedly connected with a control box; the electric heating device and the temperature and humidity sensor are respectively and electrically connected with the single chip microcomputer controller in the control box.
Furthermore, the three-way valve is a three-way electromagnetic ball valve and is electrically connected with one of the control boxes.
Further, the electric heating device is in a column shape.
Further, the electric heating device consists of a first columnar heating net and a second columnar heating net arranged in the inner cavity of the first columnar heating net; allochroic silica gel layers are filled in the inner cavity of the second cylindrical heating net and between the outer side of the second cylindrical heating net and the inner side of the first cylindrical heating net.
The utility model has the beneficial effects that:
the transformer respirator bodies which are arranged in parallel are connected through the three-way valve, so that one transformer respirator body can be used and the other transformer respirator body can be used for standby, namely, the other transformer respirator body is in a standby state or in a state of carrying out electric heating dehumidification silica gel regeneration when one transformer respirator body is in normal operation through the control of the three-way valve; so design, can be at any moment, can guarantee a transformer respirator body all the time and carry out the operation for the air that gets into the conservator, avoided the conservator to have the idle period to lack the protection, and then influence the transformer.
The three-way valve is convenient and quick to control and switch, and low in modification cost, so that the three-way valve is suitable for popularization and application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the electric heating apparatus according to the present invention.
In the figure, 1-transformer respirator body, 2-three-way valve, 3-penetrating screw, 4-flange plate, 10-upper flange, 11-glass cover, 12-respirator oil cup, 13-flange, 14-control box, 15-electric heating device, 150-first cylindrical heating net and 151-second cylindrical heating net.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, the long-acting maintenance-free breather of the double-channel alternate dehumidification transformer comprises a group of transformer breather bodies 1 and a three-way valve 2 which are arranged in parallel; the single transformer breather body 1 comprises an upper flange 10, a glass cover 11, a breather oil cup 12, a flange 13 and an electric heating device 15; an upper flange 10 is arranged at the top end of the glass cover 11, a breather oil cup 12 is arranged at the bottom end of the glass cover, and a control box 14 is arranged on the outer wall of the glass cover; the top and the bottom of the inner cavity of the glass cover 11 are provided with flange flanges 13; the flange flanges 13 are fixedly connected through a penetrating screw rod 3; a color-changing silica gel layer and an electric heating device 15 are arranged in the glass cover 11, and a temperature and humidity sensor is arranged in the color-changing silica gel; the two outlet end parts of the three-way valve 2 are respectively and correspondingly connected with the upper flange 10 through flange plates 4, so that the long-acting maintenance-free respirator of the double-channel alternate dehumidifying transformer comprises a group of transformer respirator bodies 1 which are arranged in parallel and the three-way valve 2 which are mutually communicated; a control box 14 is fixedly connected to the outer side wall of one transformer respirator body 1; the electric heating device 15 and the temperature and humidity sensor are respectively and electrically connected with a single chip microcomputer controller in the control box 14.
The temperature and humidity sensor is used for monitoring the temperature and humidity of the allochroic silica gel, when the allochroic silica gel absorbs moisture to a certain degree, the temperature and humidity feed back the humidity value to the single chip microcomputer in the control box 14, and the single chip microcomputer controls the electric heating device 15 to start heating and temperature rise to dehumidify the allochroic silica gel, so that the regeneration of the allochroic silica gel is realized.
Further, in order to facilitate better switching of the three-way valve 2, the three-way valve 2 is a three-way electromagnetic ball valve, and the three-way valve 2 is electrically connected to one of the control boxes 14.
Further, in order to increase the heating surface, increase the heating contact area, and increase the heating rate, the electric heating device 15 is in a cylindrical shape.
Further, as shown in fig. 2, the electric heating device 15 is composed of a first cylindrical heating net 150 and a second cylindrical heating net 151 arranged in the inner cavity of the first cylindrical heating net 150; allochroic silica gel layers are filled in the inner cavity of the second cylindrical heating net 151 and between the outer side of the second cylindrical heating net 151 and the inner side of the first cylindrical heating net 150. By adopting the double-layer reticular heating mode, the heating regeneration of the allochroic silica gel is greatly improved, the heating efficiency is high, and the silica gel is heated more uniformly.
The working process of the utility model is as follows: the transformer respirator body is one-use one-standby, namely when one transformer respirator body is in normal operation, the other transformer respirator body is in a standby state or in a state of regenerating electric heating dehumidification silica gel, so that one transformer respirator body can be ensured to operate for air entering the oil conservator at any time, and the lack of protection of the oil conservator in an idle period is avoided.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.
Claims (4)
1. The utility model provides a long-term non-maintaining respirator of dehumidification transformer in turn of binary channels which characterized in that: comprises a group of transformer respirator bodies (1) which are arranged in parallel and a three-way valve (2); the single transformer breather body (1) comprises an upper flange (10), a glass cover (11), a breather oil cup (12), a flange (13) and an electric heating device (15); an upper flange (10) is arranged at the top end of the glass cover (11), and a breather oil cup (12) is arranged at the bottom end of the glass cover; the top and the bottom of the inner cavity of the glass cover (11) are provided with flange flanges (13); the flange flanges (13) are fixedly connected through a penetrating screw rod (3); a color-changing silica gel layer and an electric heating device (15) are arranged in the glass cover (11), and a temperature and humidity sensor is arranged in the color-changing silica gel; the two outlet ends of the three-way valve (2) are respectively connected with the upper flanges (10) in a one-to-one correspondence way through flange plates (4); the outer side wall of one transformer respirator body (1) is fixedly connected with a control box (14); the electric heating device (15) and the temperature and humidity sensor are respectively and electrically connected with a single chip microcomputer controller in the control box (14).
2. The long-acting maintenance-free respirator of the double-channel alternate dehumidification transformer of claim 1, wherein: the three-way valve (2) is a three-way electromagnetic ball valve, and the three-way valve (2) is electrically connected with one of the control boxes (14).
3. The long-acting maintenance-free respirator of the double-channel alternate dehumidification transformer as claimed in claim 1 or 2, wherein: the electric heating device (15) is columnar.
4. The long-acting maintenance-free respirator of the double-channel alternate dehumidifying transformer of claim 3, wherein: the electric heating device (15) consists of a first cylindrical heating net (150) and a second cylindrical heating net (151) arranged in the inner cavity of the first cylindrical heating net (150); allochroic silica gel layers are filled in the inner cavity of the second cylindrical heating net (151) and between the outer side of the second cylindrical heating net (151) and the inner side of the first cylindrical heating net (150).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122356539.9U CN216353705U (en) | 2021-09-28 | 2021-09-28 | Dual-channel alternate dehumidifying transformer long-acting maintenance-free respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122356539.9U CN216353705U (en) | 2021-09-28 | 2021-09-28 | Dual-channel alternate dehumidifying transformer long-acting maintenance-free respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216353705U true CN216353705U (en) | 2022-04-19 |
Family
ID=81174230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122356539.9U Active CN216353705U (en) | 2021-09-28 | 2021-09-28 | Dual-channel alternate dehumidifying transformer long-acting maintenance-free respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216353705U (en) |
-
2021
- 2021-09-28 CN CN202122356539.9U patent/CN216353705U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4094652A (en) | Electrodesorption system for regenerating a dielectric adsorbent bed | |
| EP2514511B1 (en) | Air dehydrating breather assembly for providing dehumidified air to electrical devices, and related method | |
| EP0578371B1 (en) | A sorbing sheet and a sorbing laminate | |
| US10500537B2 (en) | Regenerating breathers system | |
| EP2826554A1 (en) | Apparatus to manufacture coating compositions, laminates and adsorber elements | |
| CN108187459B (en) | Air spiral type membrane dehumidifier, electrodialysis regeneration device and dehumidification heating system thereof | |
| CN104638315B (en) | Drying unit and its operation method | |
| US20160059183A1 (en) | Dehumidifying unit, layered temperature control dehumidifying element, drying device and method for temperature controlling the same | |
| CN216353705U (en) | Dual-channel alternate dehumidifying transformer long-acting maintenance-free respirator | |
| CN203311988U (en) | Moisture absorber for transformer | |
| CN110911107A (en) | Respirator system and switching method | |
| CN103406001A (en) | Liquid dehumidifying method based on film, and apparatus | |
| CN102583646A (en) | Membraneless electrodeionization method and system thereof, capable of directly exhausting oxygen gas and hydrogen gas outwards are | |
| CN208032260U (en) | A kind of absorption type desiccant wheel | |
| CN111282409B (en) | Heat storage drying method of transformer main body moisture absorber | |
| CN206806142U (en) | The non-maintaining outdoor transformer dehydrating breather of solar energy | |
| CN211198605U (en) | Efficient energy-saving oxygen generator | |
| CN206767720U (en) | A kind of electric adsorption liquid treatment device | |
| CN211858176U (en) | Gas drying and dehumidifying system of radioactive process gas retention unit of nuclear facility | |
| CN1195570A (en) | Thermally insulated reactor | |
| CN103316569A (en) | Magnetic field reinforced solid dehumidification and regeneration method and apparatus | |
| US20180071677A1 (en) | Dehumidifying unit, layered temperature control dehumidifying element and drying device | |
| CN211670085U (en) | Heat storage drying device of transformer main body moisture absorber | |
| CN203400623U (en) | Magnetic field enhanced solid dehumidification and regeneration device | |
| CN207329281U (en) | A kind of storage and conveying box dehumidifying air regenerating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |