CN209199737U - Respirator observation window and respirator - Google Patents
Respirator observation window and respirator Download PDFInfo
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- CN209199737U CN209199737U CN201821527915.8U CN201821527915U CN209199737U CN 209199737 U CN209199737 U CN 209199737U CN 201821527915 U CN201821527915 U CN 201821527915U CN 209199737 U CN209199737 U CN 209199737U
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- respirator
- observation window
- flange
- interface flange
- transformer
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Abstract
The utility model relates to a kind of respirator observation window and respirators, and wherein respirator observation window is formed by hard transparent material, are in flange disk shape；Respirator observation window is set between installation for transformer interface flange and respirator interface flange；Moisture indicator means are set in respirator observation window.The utility model further relates to a kind of respirator, and the respirator observation window being set between installation for transformer interface flange and respirator interface flange including one, the respirator observation window is formed by hard transparent material, is in flange disk shape；Moisture indicator means are set in the respirator observation window.The utility model can enter the humidity of the air of installation for transformer with visual indication, improve the working efficiency of Maintenance and Repair transformer.
Description
Technical field
The utility model relates to technical field of electric power, are specifically related to a kind of respirator of oil-immersed power transformer dehumidifying
Observation window and respirator.
Background technique
Power equipment of the existing transformer as transformation, conveying and distribution electric energy in electric system, is in electric system
One of mostly important equipment is most important to the safe operation of electric system.Moisture content is to influence in oil-immersed transformer
One important indicator of transformer insulation oil and insulating paper aging speed and insulation performance, in order to make inside transformer paper oil insulation
The dielectric level of system is guaranteed, it is necessary to control the moisture content of inside transformer in a reasonable horizontal extent；
And respirator (being also dehydrating breather) is exactly the important safety component for ensureing this index.
Respirator is usually mounted to conservator connection pipe end, and inside is equipped with discoloration silica gel for the dry sky for entering conservator
Gas, lower part are equipped with oil sealing cup, avoid the entrance of moisture；When temperature of oil in transformer rises, transformer insulation oil volume expansion, conservator
Interior gas is discharged through dehydrating breather；When temperature of oil in transformer decline, transformer insulation oil volume contraction, outside air passes through moisture absorption
Device oil sealing cup filters out after its impurity using installation for transformer is eventually entered into after silica dehydrator moisture therein, guarantees transformer
The insulation performance of oil.After respirator runs a period of time, due to the moisture being constantly absorbed into the air of transformer, discoloration
The wettability power of silica gel gradually weakens until failing, therefore respirator device is needed after running for a period of time to internal discoloration silica gel
It is replaced.When usually the discoloration of discoloration silica gel reaches 2/3, maintenance personnel just needs to replace discoloration silica gel, to breathing
It is a regular maintenance work that device silica gel state, which carries out inspection and replacement respirator silica gel,.
But one section of respirator damage or gas leakage, then outside air may enter transformer oil without respirator drying
Pillow, the discoloration silica gel of respirator changes colour not yet in this case, but cannot play due drying and warning function.
Utility model content
The purpose of this utility model is the sky that can not accurately be indicated for prior art respirator into installation for transformer
The problem of humidity of gas, provides a kind of breathing of power transformer dehumidifying that can indicate to enter the humidity of the air of installation for transformer
Device observation window.
One of to achieve the goals above, the utility model provides a kind of respirator observation window, respirator observation window by
Hard transparent material is formed；Respirator observation window is set between installation for transformer interface flange and respirator interface flange；Breathing
Moisture indicator means are set in device observation window.
Preferably, respirator observation window is in flange disk shape, is organic glass or tempered glass material.
Preferably, the moisture indicator means being arranged in respirator observation window are hygrometer, humidity card or discoloration silica gel.
Preferably, respirator observation window includes: a center roof vent and 3 with upper bolt hole, and bolt hole is with flange
Disk center is that the center of circle is uniformly distributed in circular ring shape；Moisture indicator means are set in center roof vent.
Preferably, respirator observation window is set between installation for transformer interface flange and respirator interface flange, into one
Step includes: that sealing rubber ring or rubber mat are arranged between installation for transformer interface flange and respirator observation window, respirator observation window with
Sealing rubber ring is set between respirator interface flange or rubber mat, installation for transformer interface flange, respirator observation window, respirator connect
Mouth flange is bolted.
The utility model additionally provides a kind of respirator, can indicate the humidity into the air of installation for transformer, including one
A respirator observation window being set between installation for transformer interface flange and respirator interface flange, respirator observation window is by hard
Transparent material is formed；Moisture indicator means are set in respirator observation window.
Preferably, respirator observation window is in flange disk shape, is organic glass or tempered glass material.
Preferably, the moisture indicator means being arranged in respirator observation window are hygrometer, humidity card or discoloration silica gel.
Preferably, respirator observation window includes: a center roof vent and 3 with upper bolt hole, and bolt hole is with flange
Disk center is that the center of circle is uniformly distributed in circular ring shape；Moisture indicator means are set in center roof vent.
Preferably, sealing rubber ring or rubber mat, respirator are set between installation for transformer interface flange and respirator observation window
Sealing rubber ring or rubber mat be set between observation window and respirator interface flange, installation for transformer interface flange, respirator observation window,
Respirator interface flange is bolted.
Respirator observation window and respirator provided by the utility model, not needing to change existing respiratory organ structure can be real
Existing Fast Installation deployment, may be mounted on traditional respirator can also be installed on non-maintaining intelligent breathing device；Pass through
Moisture indicator means in respirator observation window can enter the humidity of the air of installation for transformer with visual indication, thus and
The failure of Shi Faxian respirator, gas leakage etc. potential faults, the very big working efficiency for improving Maintenance and Repair transformer.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is prior art respirator flange arrangement schematic diagram；
Fig. 2 is prior art respirator flange scheme of installation；
Fig. 3 is one respirator observation window scheme of installation of the utility model embodiment；
Fig. 4 is one respirator method observation window structural schematic diagram of the utility model embodiment；
Fig. 5 is that one humidity card of the utility model embodiment illustrates figure.
Specific embodiment
In the prior art, respirator device is installed on installation for transformer connection pipe end, and inside is equipped with discoloration silica gel for doing
The dry air into conservator, lower part are equipped with oil sealing cup, avoid the entrance of moisture；It is transformer insulated when temperature of oil in transformer rises
Oil volume expands, and the gas in conservator is discharged through dehydrating breather；When temperature of oil in transformer decline, transformer insulation oil volume contraction,
Outside air after dehydrating breather oil sealing cup filters out its impurity using silica dehydrator moisture therein after eventually enter into transformation
Device conservator guarantees the insulation performance of transformer oil.
As shown in Figure 1, prior art moisture absorber of transformer main composition has: cloche (being provided with silica gel), glass infuser, cup
Between stomata, catchment cup, stomata, respirator interface flange.
As shown in Figure 1, it is three holes 21 that 2 two kinds of the interface flange of respirator (figure right side) is a kind of, another kind is four holes 22.
As shown in Fig. 2, prior art transformer breather is installed in installation for transformer interface flange 3, with four bolts 4
It is fastened across 3 bolt hole 34 of installation for transformer interface flange and respirator flange bolt hole 24, installation for transformer interface method
Orchid 3 and 2 intermediate cryptographic sealing rubber ring 5 of respirator flange.
Embodiment one
Fig. 3 is a kind of respirator observation window 1 of the utility model embodiment, and respirator observation window 1 is made of hard transparent material,
It is usually made flange disk shape, the external forms such as square, rectangle or ellipse can also be fabricated to；Respirator observation window 1 is arranged
Between installation for transformer interface flange 3 and respirator interface flange 2；Moisture indicator means 6 are set in respirator observation window 1,
The moisture indicator means can be hygrometer or humidity card；Discoloration silicon in the prior art also can be used in the moisture indicator means
Glue, but indicating effect is intuitively accurate not as good as hygrometer or humidity card.The moisture indicator means can be used hygrometer, humidity card,
Change colour silica gel one kind, two or more can also be used simultaneously, using a variety of instruction devices then its make better effect.
Its appearance of silica gel that changes colour is blue or glass particles azury, and color is by the blue color that reddens after having moisture absorption
Characteristic.The silica gel main component that changes colour is silica (SiO2), and having very strong adsorption energy to moisture is power.Inside silica gel
Pore surface is attached with certain Cobalt Chloride (CoCl2), and Cobalt Chloride (CoCl2) can be according to the difference of its internal crystallization water content
Show different colors, discoloration silica gel can gradually become pink by blue with the increase for absorbing moisture content, appearance.
Moisture indicator means 6 in Fig. 3 example be humidity card (or humidity indicator card, humidity indicating card, HIC) be for
Show the card of sealing space humidity conditions.Humidity card is intuitively to judge humidity conditions from color change.With red blue humidity
For card, as shown in figure 5, the circle of humidity card is blue when dry, if the color in circle changed to from blue it is pink
Color indicates that the humidity in packaging has met or exceeded the corresponding relative humidity numerical value of circle.
Such as Fig. 5, when humidity is 15%, three humidity circles are all blues；When humidity is 30%, first circle (20%)
Become pink, other two is blue；When humidity is 50%, first circle (20%), second circle (30%) become
Pink, remaining one is blue.Preferably, humidity card of the setting humidity card for five circles, difference in respirator observation window 1
Indicate 30%, 40%, 50%, 60%, 70% 5 humidity value.
Preferably, respirator observation window 1 is formed by organic glass or tempered glass material；In preferable embodiment, exhale
Haustorium observation window 1 answers selection work temperature to make in 80 DEG C or more of acrylic material.
Such as Fig. 4,1 structure of respirator observation window of the present embodiment includes: a center roof vent 11 and 3 or more bolt
Hole 12, bolt hole 12 are uniformly distributed using ring flange center as the center of circle in circular ring shape；Moisture indicator means 6 are set to center roof vent
In 11, which is connected in installation for transformer gas circuit and inside transformer air communication.Such as Fig. 4, in the present embodiment
A kind of respirator observation window 1 of four screw holes is provided.The inside is required in 1 alien invasion of respirator observation window and center roof vent 11
It polishes smooth, such translucent effect is preferable, convenient for observation.
Preferably, respirator observation window 1 is set between installation for transformer interface flange 3 and respirator interface flange 2, into
One step includes: that sealing rubber ring or rubber mat 5 are arranged between installation for transformer interface flange 3 and respirator observation window 1, respirator observation
Sealing rubber ring or rubber mat 5, installation for transformer interface flange 3, respirator observation window are set between window 1 and respirator interface flange 2
1, respirator interface flange 2 is connected by bolt 4.
A kind of respirator observation window is present embodiments provided, respirator observation window is formed by hard transparent material, and interior setting is wet
Instruction device is spent, may be mounted on traditional respirator can also be installed on non-maintaining intelligent breathing device；Pass through breathing
Moisture indicator means in device observation window can enter the humidity of the air of installation for transformer, to send out in time with visual indication
Failure of existing respirator, gas leakage etc. potential faults, the very big working efficiency for improving Maintenance and Repair transformer.
Embodiment two
The utility model embodiment two provides a kind of power transformer that can indicate to enter the humidity of the air of installation for transformer
The respirator of device dehumidifying, the respirator can be traditional respirator, be also possible to non-maintaining intelligent breathing device.
The respirator of the present embodiment, including one be set to installation for transformer interface flange 3 and respirator interface flange 2 it
Between respirator observation window 1, respirator observation window 1 forms by hard transparent material, is usually made flange disk shape, can be made just
Rectangular, rectangle or ellipse；Moisture indicator means 6 are set in respirator observation window 1, which can be humidity
Meter or humidity card.
Respirator observation window 1 is formed by organic glass or tempered glass material；In preferable embodiment, respirator observation
Window 1 answers selection work temperature to make in 80 DEG C or more of acrylic material.
1 structure of respirator observation window of the present embodiment includes: a center roof vent 11 and 3 with upper bolt hole 12,
Bolt hole 12 is uniformly distributed using ring flange center as the center of circle in circular ring shape.1 alien invasion of respirator observation window and center roof vent 11
Interior the inside is required to polish smooth, and such translucent effect is preferable, convenient for observation.
Preferably, respirator observation window 1 is set between installation for transformer interface flange 3 and respirator interface flange 2, into
One step includes: that sealing rubber ring or rubber mat 5 are arranged between installation for transformer interface flange 3 and respirator observation window 1, respirator observation
Sealing rubber ring or rubber mat 5, installation for transformer interface flange 3, respirator observation window are set between window 1 and respirator interface flange 2
1, respirator interface flange 2 is connected by bolt 4.
Respirator provided in this embodiment can be with visual indication by the moisture indicator means in respirator observation window
It is very big to mention to find failure of respirator, gas leakage etc. potential faults in time into the humidity of the air of installation for transformer
The high working efficiency of Maintenance and Repair transformers.
It should be noted last that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe is described in detail the utility model referring to preferred embodiment, those skilled in the art should understand that, it can be with
The technical solution of the present invention is modified or equivalently replaced, without departing from technical solutions of the utility model spirit and
Range.
Claims (10)
1. a kind of respirator observation window, which is characterized in that the respirator observation window is formed by hard transparent material；
The respirator observation window is set between installation for transformer interface flange and respirator interface flange；
Moisture indicator means are set in the respirator observation window.
2. respirator observation window according to claim 1, which is characterized in that the respirator observation window is in flange dish type
Shape is organic glass or tempered glass material.
3. respirator observation window according to claim 1, which is characterized in that the humidity being arranged in the respirator observation window
Instruction device is hygrometer, humidity card or discoloration silica gel.
4. respirator observation window according to claim 1,2 or 3, which is characterized in that the respirator observation window includes: one
With upper bolt hole, the bolt hole is uniformly distributed using ring flange center as the center of circle in circular ring shape by a center roof vent and 3；Institute
Moisture indicator means are stated to be set in the center roof vent.
5. respirator observation window according to claim 4, which is characterized in that the respirator observation window is set to transformer
Between conservator interface flange and respirator interface flange, further comprise:
Sealing rubber ring or rubber mat, the respirator are set between the installation for transformer interface flange and the respirator observation window
Sealing rubber ring or rubber mat be set between observation window and the respirator interface flange, it is the installation for transformer interface flange, described
Respirator observation window, the respirator interface flange are bolted.
6. a kind of respirator, which is characterized in that be set to installation for transformer interface flange and respirator interface flange including one
Between respirator observation window, the respirator observation window formed by hard transparent material, is in flange disk shape；The respirator is seen
It examines and moisture indicator means is set in window.
7. respirator according to claim 6, which is characterized in that the respirator observation window is in flange disk shape, to have
Machine glass or tempered glass material.
8. respirator according to claim 6, which is characterized in that the humidity being arranged in the respirator observation window indicates dress
It is set to hygrometer, humidity card or discoloration silica gel.
9. according to respirator described in claim 6,7 or 8, which is characterized in that the respirator observation window includes: a center
With upper bolt hole, the bolt hole is uniformly distributed using ring flange center as the center of circle in circular ring shape by venthole and 3；The humidity
Instruction device is set in the center roof vent.
10. respirator according to claim 9, which is characterized in that the installation for transformer interface flange and the breathing
Sealing rubber ring or rubber mat are set between device observation window, are arranged between the respirator observation window and the respirator interface flange close
Sealing rubber ring or rubber mat, the installation for transformer interface flange, the respirator observation window, the respirator interface flange pass through spiral shell
It tethers and connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821527915.8U CN209199737U (en) | 2018-09-17 | 2018-09-17 | Respirator observation window and respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821527915.8U CN209199737U (en) | 2018-09-17 | 2018-09-17 | Respirator observation window and respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199737U true CN209199737U (en) | 2019-08-02 |
Family
ID=67406276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821527915.8U Active CN209199737U (en) | 2018-09-17 | 2018-09-17 | Respirator observation window and respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209199737U (en) |
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2018
- 2018-09-17 CN CN201821527915.8U patent/CN209199737U/en active Active
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