CN211181898U - Transformer respirator with electric ball valve - Google Patents
Transformer respirator with electric ball valve Download PDFInfo
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- CN211181898U CN211181898U CN201921983824.XU CN201921983824U CN211181898U CN 211181898 U CN211181898 U CN 211181898U CN 201921983824 U CN201921983824 U CN 201921983824U CN 211181898 U CN211181898 U CN 211181898U
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Abstract
The utility model discloses a transformer respirator with an electric ball valve, which comprises a transformer respirator; the transformer breather comprises an upper flange, a glass cover and a control box; allochroic silica gel is filled in the inner cavity of the glass cover, and a temperature and humidity sensor and an electric heating device are arranged among allochroic silica gel particles; the temperature and humidity sensor and the electric heating device are respectively and electrically connected with a single chip microcomputer controller in the control box; the electric ball valve also comprises a normally open type electric ball valve; flanges are respectively arranged at two end parts of the normally-open electric ball valve, and the flange at one end part is detachably and fixedly connected with the upper flange; the electric heating device is electrically connected with the wiring control end of the normally-open electric ball valve through a wire. The utility model discloses normally open type electric ball valve's wiring control end is connected with the electric heater unit electricity, and normally open type electric ball valve is switched on when electric heater unit starts, and normally open type electric ball valve closes this moment to can prevent that the gas that gasification produced from getting into the transformer and causing the influence to the safe operation of transformer among the silica gel heating process that discolours.
Description
Technical Field
The utility model relates to a transformer respirator technical field, in particular to be furnished with electric ball valve's transformer respirator
Background
In the existing power system, the oil-filled transformer is widely applied. When the oil level of the transformer is changed by connecting the lower pipe connecting flange of the transformer oil conservator with a breather to finish the oil level change, the breather of the transformer is used for exhausting and sucking, so that the balance of the gas pressure in the oil tank of the transformer is kept.
The transformer breather commonly used in the market mainly comprises an upper flange, a glass cover, allochroic silica gel in the glass cover, a silica gel electric heating device and a transformer oil cup. Silica gel among the above-mentioned transformer respirator is after the moisture absorption, with the electric heater unit in-process drying process, rapid drying leads to the rapid gasification of the inside moisture of silica gel granule, and the gas that the gasification produced leads to the transformer to wet in entering into the transformer for the safe operation of equipment receives the threat.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a transformer respirator of being furnished with power ball valve, during the regeneration process that is heated of silica gel discolours among the solution transformer respirator, the steam of production is to the safe operation problem that the transformer constitutes.
In order to solve the technical problem, the utility model discloses a technical scheme does:
a transformer respirator provided with a power ball valve comprises a transformer respirator; the transformer breather comprises an upper flange, a glass cover and a control box; the inner cavity of the glass cover is filled with allochroic silica gel, and a temperature and humidity sensor and an electric heating device are arranged among allochroic silica gel particles; the temperature and humidity sensor and the electric heating device are respectively and electrically connected with a single chip microcomputer controller in the control box; the electric ball valve also comprises a normally open type electric ball valve; flanges are respectively arranged at two end parts of the normally-open electric ball valve, and the flange at one end part is detachably and fixedly connected with the upper flange; the electric heating device is electrically connected with the wiring control end of the normally-open electric ball valve through a wire.
Furthermore, flange flanges are arranged at the top and the bottom of the inner cavity of the glass cover, and a filter screen is arranged on a central exhaust hole of each flange; the flange flanges are fixedly connected through a penetrating screw rod; the electric heating device is a columnar heating net, and the top end and the bottom end of the columnar heating net are clamped in the flange of the flange; the color-changing silica gel is filled in the inner cavity of the columnar heating net.
Furthermore, the columnar heating net is made of alloy materials.
Furthermore, 4 or 6 are uniformly distributed on the penetrating screw rod.
Further, the model number of the normally-open electric ball valve is CWX-15Q.
The utility model has the advantages that:
the utility model discloses in be provided with electric ball valve through collocation respirator transformer, during the use, temperature and humidity sensor real-time supervision color changing silica gel's humidity, when detecting that color changing silica gel humidity reaches the default, when needing to heat regeneration to the color changing silica gel in the glass cover, through the single chip microcomputer controller control electric heater in the control box open to heat regeneration to color changing silica gel; in the heating process, because normally open type electric ball valve's wiring control end is connected with the electric heater unit electricity, consequently normally open type electric ball valve is switched on when electric heater unit starts, and normally open type electric ball valve closes this moment to can prevent that the gas of gasification production from entering into the transformer and causing the influence to the safe operation of transformer among the silica gel that discolours heating process.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a middle columnar heating net according to the present invention;
fig. 3 is a schematic view of the structure of the middle flange of the present invention.
In the figure, 1-normally open type electric ball valve, 2-transformer respirator, 3-upper flange, 4-glass cover, 5-control box, 6-flange, 7-flange, 8-central exhaust hole, 9-filter screen, 10-through screw rod and 11-columnar heating net.
Detailed Description
The following describes the present invention with reference to the accompanying 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 related to 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, 2 and 3, the transformer respirator provided with the power ball valve comprises a transformer respirator 2; the transformer breather 2 comprises an upper flange 3, a glass cover 4 and a control box 5; the top end of the glass cover 4 is provided with an upper flange 3, and the outer side wall of the glass cover 4 is provided with a control box 5; the inner cavity of the glass cover 4 is filled with allochroic silica gel, and a temperature and humidity sensor and an electric heating device are arranged among allochroic silica gel particles; the temperature and humidity sensor is used for detecting the temperature and humidity of the allochroic silica gel in real time, and the electric heating device is used for heating and regenerating the allochroic silica gel after moisture absorption; it should be noted that the temperature and humidity sensor and the electric heating device are selected as those skilled in the art are familiar with; the temperature and humidity sensor and the electric heating device are respectively and electrically connected with a single chip microcomputer controller in the control box 5; the normally open type electric ball valve 1 is an electric ball valve which is in an open state when the power is off and is in a closed state when the power is on; flanges 6 are respectively arranged at two end parts of the normally-open electric ball valve 1, and the flange at one end part is detachably and fixedly connected with the upper flange 3; the electric heating device is electrically connected with the wiring control end of the normally-open electric ball valve 1 through a wire.
Specifically, the top and the bottom of the inner cavity of the glass cover 4 are both provided with flange flanges 7, and a central exhaust hole 8 of each flange 7 is provided with a filter screen 9; the flange flanges 7 are fixedly connected through a penetrating screw rod 10; the electric heating device is a columnar heating net 11, and the top end and the bottom end of the columnar heating net 11 are clamped in the flange of the flange 7; the color-changing silica gel is filled in the inner cavity of the columnar heating net 11. By adopting the design mode of the columnar heating net 11, compared with the traditional electric heating pipe/rod, the heating surface of the allochroic silica gel is increased, the allochroic silica gel can be more comprehensively and fully heated, and the heating speed is high.
Specifically, in order to improve the temperature conductivity of the columnar heating net 11, the columnar heating net 11 is made of an alloy material.
Specifically, 4 or 6 penetrating screws 10 are uniformly distributed.
Specifically, the model number of the normally-open electric ball valve 1 in this embodiment is CWX-15Q.
The utility model discloses a theory of operation:
the utility model utilizes the temperature and humidity sensor to detect the temperature and humidity of the allochroic silica gel in real time, and feeds back the detection result to the single chip microcomputer controller in the control box 5, and then the single chip microcomputer controller controls the electric heating device to be opened or closed, and the allochroic silica gel is heated and regenerated; meanwhile, when the single-chip microcomputer controller controls the electric heating device to be opened, at the moment, the electric heating device is in an electrified state, and the electric heating device is electrically connected with the wiring control end of the normally-open electric ball valve 1 through a wire, so that the normally-open electric ball valve 1 is also in the electrified state, a channel is closed, and gas generated by gasification in the heating process of the color-changing silica gel is prevented from entering a transformer to influence the safe operation of the transformer.
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 the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. A transformer respirator equipped with a power ball valve comprises a transformer respirator (2); the transformer respirator (2) comprises an upper flange (3), a glass cover (4) and a control box (5); the inner cavity of the glass cover (4) is filled with allochroic silica gel, and a temperature and humidity sensor and an electric heating device are arranged among allochroic silica gel particles; the temperature and humidity sensor and the electric heating device are respectively and electrically connected with a single chip microcomputer controller in the control box (5); the method is characterized in that: the electric ball valve also comprises a normally open type electric ball valve (1); flanges (6) are respectively arranged at two end parts of the normally-open electric ball valve (1), and the flange at one end part is detachably and fixedly connected with the upper flange (3); the electric heating device is electrically connected with the wiring control end of the normally-open electric ball valve (1) through a wire.
2. The transformer respirator equipped with a motorized ball valve according to claim 1, wherein: the top and the bottom of the inner cavity of the glass cover (4) are provided with flange flanges (7), and a central exhaust hole (8) of each flange (7) is provided with a filter screen (9); the flange flanges (7) are fixedly connected through a penetrating screw rod (10); the electric heating device is a columnar heating net (11), and the top end and the bottom end of the columnar heating net (11) are clamped in the flange of the flange (7); the color-changing silica gel is filled in the inner cavity of the columnar heating net (11).
3. The transformer respirator equipped with a motorized ball valve according to claim 2, wherein: the columnar heating net (11) is made of alloy materials.
4. The transformer respirator equipped with a motorized ball valve according to claim 2, wherein: 4 or 6 penetrating screws (10) are uniformly distributed.
5. The transformer respirator equipped with a motorized ball valve according to claim 1, wherein: the model of the normally-open electric ball valve (1) is CWX-15Q.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983824.XU CN211181898U (en) | 2019-11-18 | 2019-11-18 | Transformer respirator with electric ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983824.XU CN211181898U (en) | 2019-11-18 | 2019-11-18 | Transformer respirator with electric ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211181898U true CN211181898U (en) | 2020-08-04 |
Family
ID=71806513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921983824.XU Active CN211181898U (en) | 2019-11-18 | 2019-11-18 | Transformer respirator with electric ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211181898U (en) |
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2019
- 2019-11-18 CN CN201921983824.XU patent/CN211181898U/en active Active
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