CN210628041U - Maintenance-free moisture absorber - Google Patents
Maintenance-free moisture absorber Download PDFInfo
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- CN210628041U CN210628041U CN201921113951.4U CN201921113951U CN210628041U CN 210628041 U CN210628041 U CN 210628041U CN 201921113951 U CN201921113951 U CN 201921113951U CN 210628041 U CN210628041 U CN 210628041U
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- moisture absorption
- connecting cover
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- assembly
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Abstract
The utility model discloses a non-maintaining desiccator mainly includes casing, at least two sets of moisture absorption subassembly to and connect the lid under and with and connect the lid. Through the moisture absorption subassembly of coaxial cup jointing, form and cup joint the moisture absorption structure of series connection, simultaneously through control connecting line, can make moisture absorption subassembly tandem work or independent work, consequently can make the drier regeneration in the moisture absorption subassembly in turn, perhaps under the condition of continuous work, change moisture absorption subassembly in proper order. Therefore, the technical scheme has stronger modularization and easy replacement, and solves the technical problem which always exists at present.
Description
Technical Field
The utility model belongs to energy-concerving and environment-protective technique, especially a desiccator.
Background
The main functions of the moisture absorber include that firstly, air in the transformer is communicated with outside air through the moisture absorber to keep the air pressure inside and outside equal, and oil injection of the transformer caused by overhigh pressure is prevented. Secondly, through the drying and absorbing effect, moist air is prevented from entering the transformer, so that the insulating oil of the transformer keeps good electrical performance, and short circuit, discharge and winding burnout caused by the damage of the insulating strength of the transformer are prevented.
The common moisture absorber determines whether the desiccant needs to be replaced or not by observing the color change degree of the desiccant by a person, and has a plurality of human judgment factors and large errors. Meanwhile, the drying agent is mostly in live-line operation when being replaced, the probability of artificial faults can be increased by temporarily closing gas protection, and potential safety hazards also exist.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: a maintenance-free dehydrating breather is provided to solve the above problems in the prior art.
The technical scheme is as follows: a maintenance-free dehydrator breather, comprising:
the device comprises a cylindrical shell with two open ends and a hollow interior, and an upper connecting cover and a lower connecting cover which are respectively connected with the two ends of the shell in a sealing way; the upper connecting cover is provided with a connecting channel, and the other end of the upper connecting cover is connected with the outside through a flange; the inner side of the upper connecting cover is provided with two groups of concentric first clamping structures and second clamping structures at intervals; the first clamping structure and the second clamping structure, and the second clamping structure and the outer edge of the upper connecting cover have preset distances;
the first moisture absorption assembly and the second moisture absorption assembly respectively comprise a glass layer, a stainless steel cover layer, a drying agent layer and a heater which are sequentially arranged; the upper ends of the first and second moisture absorption components are provided with connecting parts matched with the clamping parts; the upper connecting cover is provided with an air duct, one end of the air duct is positioned between the first moisture absorption component and the second moisture absorption component, and the other end of the air duct is positioned between the second moisture absorption component and the outer edge of the upper connecting cover;
the lower connecting cover is provided with a locking assembly matched with the first moisture absorption assembly and the second moisture absorption assembly, and the lower connecting cover is provided with an air channel of which one end extends to the inner side of the first moisture absorption assembly and the other end extends to a position between the first moisture absorption assembly and the second moisture absorption assembly; a liquid backflow channel is arranged on the lower connecting cover; a connecting pipeline is arranged between the second moisture absorption component and the shell on the lower connecting cover; a connecting pipeline is arranged between the first moisture absorption component and the second moisture absorption component on the lower connecting cover.
In a further embodiment, the first and second snap-fit structures are provided with elastic sealing rings.
In a further embodiment, the locking component is an elastic buckle, and a sealing sleeve is arranged between the elastic buckle and the first moisture absorption component and between the elastic buckle and the second moisture absorption component.
In a further embodiment, the vent channel of the upper connecting cover is provided with a bypass channel which is communicated to the outer side of the cover body.
In a further embodiment, a sealing gasket is arranged between the upper connecting cover and the flange.
Has the advantages that: through the two sets of the relatively independent moisture absorption components which are sleeved, one moisture absorption component can be replaced quickly, the air channel is longer, and the drying effect is better; meanwhile, the pipeline of the moisture absorption assemblies connected in series is sleeved and connected in a control mode, the drying agent of one assembly can be dewatered, so that secondary use is carried out, and the maintenance-free period is further prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a longitudinal sectional view of the present invention.
Fig. 3 is a cross-sectional view of the end cap of the present invention.
The figures are numbered: the device comprises a shell 1, a first moisture absorption component 2, a second moisture absorption component 3, a connecting flange 4, a control box 5, a lower connecting cover 6, a first clamping structure 7, a second clamping structure 71 and a connecting channel 73.
Detailed Description
The details and the operation principle of the present technology are described in detail with reference to fig. 1 to 3. As shown in fig. 1, it mainly comprises a housing 1, a first absorbent assembly 2, a second absorbent assembly 3, an upper connecting cover, a lower connecting cover 6 and a control box 5. The moisture absorber is hermetically connected with the outside through a connecting flange 4. The shell is generally transparent and cylindrical, the interior of the shell is hollow, two ends of the shell are open, and two ends of the shell are hermetically connected with the upper connecting cover and the lower connecting cover.
The structure of first moisture absorption subassembly and second moisture absorption subassembly is the same basically with current mechanism, makes into cylindric lamellar structure with current moisture absorption subassembly, forms the coaxial moisture absorption subassembly that cup joints the series connection through first moisture absorption subassembly and second moisture absorption subassembly, not only can independently change, does not influence another moisture absorption subassembly work, need not to let the transformer shut down work.
The upper connecting cover is provided with a connecting channel, and the other end of the upper connecting cover is connected with the outside through a flange; the inner side of the upper connecting cover is provided with two groups of concentric first clamping structures and second clamping structures at intervals; the first clamping structure and the second clamping structure, and the second clamping structure and the outer edge of the upper connecting cover have preset distances.
The first moisture absorption assembly and the second moisture absorption assembly respectively comprise a glass layer, a stainless steel cover layer, a drying agent layer and a heater which are sequentially arranged; the upper ends of the first and second moisture absorption components are provided with connecting parts matched with the clamping parts; the upper connecting cover is provided with an air duct, one end of the air duct is positioned between the first moisture absorption component and the second moisture absorption component, and the other end of the air duct is positioned between the second moisture absorption component and the outer edge of the upper connecting cover;
the lower connecting cover is provided with a locking assembly matched with the first moisture absorption assembly and the second moisture absorption assembly, and the lower connecting cover is provided with an air channel of which one end extends to the inner side of the first moisture absorption assembly and the other end extends to a position between the first moisture absorption assembly and the second moisture absorption assembly; and a liquid backflow channel is arranged on the lower connecting cover.
The air duct that the upper connecting cover established is provided with bypass channel, bypass channel communicates to the lid outside. The first clamping structure and the second clamping structure are provided with elastic sealing rings, the locking assembly is an elastic buckle, and a sealing sleeve is arranged between the elastic buckle and the first moisture absorption assembly and between the elastic buckle and the second moisture absorption assembly. A sealing gasket is arranged between the upper connecting cover and the flange.
In other embodiments, the absorbent assembly may be in more than two groups, similar in construction, i.e., forming a zigzag-shaped air flow path, with a plurality of replaceable absorbent units.
In other embodiments, one of the moisture absorbing components can be independently operated by closing the ventilation channel, the desiccant is heated to remove moisture in the other moisture absorbing component, and the desiccant is regenerated, so that the desiccant can be recycled, the conductivity of the inside of the moisture absorber and the connecting pipe can be detected, the balance heating device in the moisture absorber is stopped, and the desiccant in the moisture absorber is always in the optimal function state. Under the working state, the first absorbent assembly and the second absorbent assembly can be regenerated in turn alternately, and the normal work cannot be influenced.
The working state of the technical scheme is further summarized and described.
The first moisture absorption assembly and the second moisture absorption assembly are respectively fixed with the upper connecting cover and the lower connecting cover in a series moisture absorption working state, the connecting channel of the upper connecting cover is communicated with the inner side of the first moisture absorption assembly, gas enters from the connecting channel of the lower connecting cover or the connecting channel of the lower connecting cover below the first moisture absorption assembly, enters the channel between the first moisture absorption assembly and the second moisture absorption assembly, enters the channel between the second moisture absorption assembly and the shell through the air channel of the upper connecting cover, and passes through the connecting channel of the lower connecting cover between the second moisture absorption assembly and the shell, and the dried gas enters a preset space.
The first moisture absorption assembly and the second moisture absorption assembly are isolated from each other, and the first moisture absorption assembly forms an air path through a connecting channel on the upper connecting cover and an air channel on the lower connecting cover. The second moisture absorption assembly forms an air path with the air duct on the lower connecting cover through the bypass channel. So that another absorbent assembly can be regenerated or replaced.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
Claims (5)
1. A maintenance-free dehydrator breather, comprising:
the device comprises a cylindrical shell with two open ends and a hollow interior, and an upper connecting cover and a lower connecting cover which are respectively connected with the two ends of the shell in a sealing way; the upper connecting cover is provided with a connecting channel, and the other end of the upper connecting cover is connected with the outside through a flange; the inner side of the upper connecting cover is provided with two groups of concentric first clamping structures and second clamping structures at intervals; the first clamping structure and the second clamping structure, and the second clamping structure and the outer edge of the upper connecting cover have preset distances;
the first moisture absorption assembly and the second moisture absorption assembly respectively comprise a glass layer, a stainless steel cover layer, a drying agent layer and a heater which are sequentially arranged; the upper ends of the first and second moisture absorption components are provided with connecting parts matched with the clamping parts; the upper connecting cover is provided with an air duct, one end of the air duct is positioned between the first moisture absorption component and the second moisture absorption component, and the other end of the air duct is positioned between the second moisture absorption component and the outer edge of the upper connecting cover;
the lower connecting cover is provided with a locking assembly matched with the first moisture absorption assembly and the second moisture absorption assembly, and the lower connecting cover is provided with an air channel of which one end extends to the inner side of the first moisture absorption assembly and the other end extends to a position between the first moisture absorption assembly and the second moisture absorption assembly; and a liquid return channel is arranged on the lower connecting cover, and a connecting pipeline is arranged between the second moisture absorption assembly and the shell on the lower connecting cover.
2. A maintenance-free dehydrator breather of claim 1, wherein the first and second snap features are provided with elastomeric seals.
3. A maintenance-free dehydrator breather of claim 1, wherein the locking assembly is a resilient buckle, and a sealing sleeve is disposed between the resilient buckle and the first and second dehydrating assemblies.
4. A maintenance-free dehydrator breather of claim 1, wherein the upper connection cover is provided with a vent channel that communicates with the outside of the cover.
5. A maintenance-free dehydrator breather of claim 1, wherein a sealing gasket is disposed between the upper connecting cover and the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921113951.4U CN210628041U (en) | 2019-07-17 | 2019-07-17 | Maintenance-free moisture absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921113951.4U CN210628041U (en) | 2019-07-17 | 2019-07-17 | Maintenance-free moisture absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210628041U true CN210628041U (en) | 2020-05-26 |
Family
ID=70758492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921113951.4U Active CN210628041U (en) | 2019-07-17 | 2019-07-17 | Maintenance-free moisture absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210628041U (en) |
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2019
- 2019-07-17 CN CN201921113951.4U patent/CN210628041U/en active Active
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