CN208208498U - A kind of oil-filled equipment dehydrating breather - Google Patents
A kind of oil-filled equipment dehydrating breather Download PDFInfo
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- CN208208498U CN208208498U CN201820910654.1U CN201820910654U CN208208498U CN 208208498 U CN208208498 U CN 208208498U CN 201820910654 U CN201820910654 U CN 201820910654U CN 208208498 U CN208208498 U CN 208208498U
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- dehydrating breather
- siphunculus
- oil
- conduit
- drying chamber
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Abstract
The utility model discloses a kind of oil-filled equipment dehydrating breathers, including dehydrating breather body, partition is equipped in the dehydrating breather body, dehydrating breather internal body is divided into drying chamber and cooling chamber by partition, the drying chamber bottom is equipped with air valve, heating tube is equipped on the right side of drying chamber, the outer cover of heating tube is equipped with shield, the dehydrating breather right side of machine body outer wall is equipped with heater, heater connects the right end of heating tube by conducting wire, silica-gel desiccant is filled in the drying chamber, drying chamber inner upper is equipped with screen pack, siphunculus is equipped with above the partition, siphunculus roll inside connects steel ball, siphunculus lower right-hand side is equipped with blow vent, lower section connecting conduit on the left of siphunculus, conduit bottom is equipped with oil sump tank, dehydrating breather left side of machine body upper surface is fixedly connected with flange, conduit is arranged in flange bosom.This it is practical can self regulating and control holding meanss drying property, and can prevent overflow insulation oily pollution desiccant.
Description
Technical field
The utility model relates to moisture absorption equipment technical field, specially a kind of oil-filled equipment dehydrating breather.
Background technique
Dehydrating breather is used to remove and dry the variation due to temperature of oil in transformer and enters in transformer in the air of oil conservater
Sundries and moisture, to keep the dielectric strength of transformer oil.Since there is defect, a sides for existing dehydrating breather design structure
Face, dehydrating breather internal desiccant can also absorb the moisture in air when being not used, reduce the service life of desiccant, and do not have
Desiccant is dried in one effective measures, so that the dehydrating breather index of aridity reduces, the lost of life of dehydrating breather is another
Aspect when biggish positive pressure occurs in moment inside oil-filled equipment, has more gas discharge, and capacity is big in the short time,
Exhaust velocity is fast, is easy so that transformer oil spilling pollutes the desiccant in dehydrating breather into dehydrating breather.
Utility model content
The purpose of this utility model is to provide a kind of oil-filled equipment dehydrating breathers, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of oil-filled equipment dehydrating breather, including inhales
Wet device body, the dehydrating breather body are hollow cylinder, are equipped with partition in dehydrating breather body, and partition is by dehydrating breather internal body
It is divided into drying chamber and cooling chamber, the drying chamber bottom is equipped with air valve, is equipped with heating tube, the outer cover of heating tube on the right side of drying chamber
Equipped with shield, the dehydrating breather right side of machine body outer wall is equipped with heater, and heater connects the right end of heating tube, institute by conducting wire
It states filled with silica-gel desiccant in drying chamber, drying chamber inner upper is equipped with screen pack, is equipped with siphunculus above the partition, leads to
Pipe roll inside connects steel ball, and siphunculus lower right-hand side is equipped with blow vent, and lower section connecting conduit on the left of siphunculus, conduit is U-tube, is led
Bottom of the tube is equipped with oil sump tank, and dehydrating breather left side of machine body upper surface is fixedly connected with flange, and conduit is arranged in flange inside
Between.
Preferably, the air valve includes ball sealer, supporting block and sealing ring, and supporting block is fixed on the right side of air valve inner wall
Top, sealing ring be arranged below air valve inner wall, the radius of the inner hole of sealing ring and the radius of ball sealer are equal, and ball sealer with
The inner hole sliding contact of sealing ring, ball sealer are connect by spring with supporting block, and the top of air valve is equipped with filter screen.
Preferably, the siphunculus is arc round tube, and the inner wall of siphunculus is contacted with steel ball rolling, and both sides are equal up and down on the right side of siphunculus
Equipped with an energization connector, energization connector is connect by conducting wire with heater, and the contact jaw of energization connector is perforated through siphunculus inner wall
The height on surface is 1mm.
Preferably, the heating tube is equipped with 3 altogether, and is uniformly and fixedly arranged at the right side of drying chamber, heating pipe surface with
There are 3-5mm spacing between the inner wall of shield.
Preferably, the screen pack setting is stayed between blow vent bottom below blow vent, and above screen pack
There is the spacing of 1-2cm.
Preferably, the conduit is perforated through dehydrating breather organism bottom, and conduit is perforated through the position of dehydrating breather organism bottom
It is tightly connected, the oil sump tank connected below conduit is arranged below dehydrating breather body, and conduit is connected through a screw thread with oil sump tank.
Preferably, coolant liquid is filled with inside the cooling chamber.
Compared with prior art, the utility model has the beneficial effects that
1. dehydrating breather lower right-hand side is equipped with air valve, equal with the pressure of external environment inside dehydrating breather under normal pressure state, suction
Wet device does not work, and the ball sealer in air valve and sealing ring are in sealing contact, the wet air in outside cannot be introduced into inside dehydrating breather with
Silica-gel desiccant contact, prevents silica-gel desiccant from absorbing moisture when unused, improves the water-taking efficiency of silica-gel desiccant, improves
The service life of silica-gel desiccant；
2. heating tube is arranged in drying chamber, when the pressure in oil-filled equipment is greater than the pressure inside oil header, in siphunculus
Steel ball scrolled right due to pressure difference, roll to siphunculus right end and two energization junction contacts, connected the electricity of heater
Source, makes heater power control heating tube work, and heating tube can be set the moisture heating evaporation in silica-gel desiccant by oil-filled
The gas of standby discharge enters drying chamber, and the pressure inside drying chamber increases, and gas is discharged from air valve, and the gas being discharged is taken
Band vapor is discharged, and device is controllable to be dried effect to desiccant, increases the index of aridity of silica-gel desiccant, improves silica gel
The service life of desiccant.
3. being discharged into and filling from the conduit that siphunculus connects through the dry gas of drying chamber when oil-filled equipment internal pressure is negative value
Inside oily equipment, when the pressure inside oil-filled equipment increases suddenly, there are bulk gas discharge, easy to carry insulation in the short time
Oil spill goes out, hence into conduit, set conduit be U-tube, and conduit bottom be equipped with oil sump tank, when spilling insulating oil into
It when entering conduit, is discharged into oil sump tank is collected immediately, can be purged, prevent insulating oil from entering in drying chamber, pollute
Silica-gel desiccant.
Detailed description of the invention
Fig. 1 is the utility model utility structure schematic diagram；
Fig. 2 is this utility structure sectional view；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the enlarged drawing in Fig. 2 at B.
In figure: dehydrating breather body 1, partition 2, drying chamber 3, cooling chamber 4, air valve 5, heating tube 6, shield 7, screen pack
8, heater 9, siphunculus 10, steel ball 11, conduit 12, oil sump tank 13, flange 14, silica-gel desiccant 15, ball sealer 16, supporting block
17, sealing ring 18, energization connector 19, blow vent 20.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of oil-filled equipment dehydrating breather, including moisture absorption
Device body 1, dehydrating breather body 1 are hollow cylinder, are equipped with partition 2 in dehydrating breather body 1, partition 2 will be inside dehydrating breather body 1
Be divided into drying chamber 3 and cooling chamber 4,3 bottom of drying chamber is equipped with air valve 5, be equipped with heating tube 6 on the right side of drying chamber 3, heating tube 6 it is outer
Portion is arranged with shield 7, and 1 outer right wall of dehydrating breather body is equipped with heater 9, and heater 9 connects the right side of heating tube 6 by conducting wire
End, drying chamber 3 is interior to be filled with silica-gel desiccant 15, and 3 inner upper of drying chamber is equipped with screen pack 8, is equipped with siphunculus above partition 2
10,10 roll inside of siphunculus connects steel ball 11, and 10 lower right-hand side of siphunculus is equipped with blow vent 20,10 left side lower section connecting conduit of siphunculus
12, conduit 12 is U-tube, and 12 bottom of conduit is equipped with oil sump tank 13, and 1 left side upper surface of dehydrating breather body is fixedly connected with flange
14, conduit 12 is arranged in 14 bosom of flange.
Air valve 5 includes ball sealer 16, supporting block 17 and sealing ring 18, and supporting block 17 is fixed on the right side of 5 inner wall of air valve
Top, sealing ring 18 are arranged below 5 inner wall of air valve, and the radius of the inner hole of sealing ring 18 is equal with the radius of ball sealer 16, and
The inner hole sliding contact of ball sealer 16 and sealing ring 18, ball sealer 16 are connect by spring with supporting block 17, guarantee the close of air valve 5
Feng Xing, under isopiestic state, ambient outside air be cannot be introduced into inside dehydrating breather body 1, make dehydrating breather under non-working condition,
Silica-gel desiccant 15 does not absorb the moisture in air, increases the water absorption rate of silica-gel desiccant 15, improves service life, the top of air valve 5
Equipped with filter screen, prevent silica-gel desiccant 15 from blocking air valve 5.
Siphunculus 10 is arc round tube, and inner wall and the steel ball 11 of siphunculus 10 are in rolling contact, and 10 right side of siphunculus is all provided on both sides up and down
There is an energization connector 19, energization connector 19 is connect by conducting wire with heater 9, and the contact jaw of energization connector 19 is perforated through siphunculus
The height of 10 inner wall surfaces is 1mm, so that steel ball 11 is contacted with energization connector 19 completely, guarantees the normal work of heater 9.
Heating tube 6 is equipped with 3 altogether, and is uniformly and fixedly arranged at the right side of drying chamber 3,6 surface of heating tube and shield 7
There are 3-5mm spacing between inner wall, shield 7 contacts heating tube 6 directly with silica-gel desiccant 15, prevents silica-gel desiccant
15 cross thermal metamorphism, improve the service life.
Screen pack 8 is arranged below blow vent 20, and there are 1- between 20 bottom of blow vent above for screen pack 8
The spacing of 2cm prevents silica-gel desiccant 15 from blocking blow vent 20, dehydrating breather is caused to can not work normally.
Conduit 12 is perforated through 1 bottom of dehydrating breather body, and conduit 12 is perforated through the position seals company of 1 bottom of dehydrating breather body
It connects, the oil sump tank 13 connected below conduit 12 is arranged below dehydrating breather body 1, and conduit 12 and oil sump tank 13 are connected by screw thread
It connects, keeps oil sump tank 13 detachable, clear up the insulating oil overflowed is collected.
Coolant liquid is filled with inside cooling chamber 4, when being inflated to oil-filled equipment, due to there may be just having clapped gas,
Certain temperature is remained with inside drying chamber, will increase by the temperature of the air of drying chamber 3, and the high gas of temperature is to oil-filled equipment
Inside can generate adverse effect, and coolant liquid can cool down the gas in conduit 12 in cooling chamber 4.
Working principle: when this practical work, dehydrating breather is connected below oil-filled equipment by flange 14, and conduit 12 is set with oil-filled
Standby air inlet pipe connection, when oil-filled equipment inside is negative pressure, 1 internal pressure of dehydrating breather body is greater than pressure inside oil-filled equipment
By force, dehydrating breather carries out air-breathing operation, and outside air is sucked from air valve 5, and the ball sealer 16 at air valve 5 is up pressed, ball sealer 16
Spring between supporting block 17 is compressed, and generates gap between ball sealer 16 and sealing ring 18, allows air into suction
Inside wet device body 1, air enters in drying chamber 3 to be contacted with silica-gel desiccant 15, and the moisture in air is by silica-gel desiccant 15
It absorbs, when air sucks, the pressure inside drying chamber 3 is greater than the pressure in 12 pipe of conduit, and pressure difference acts on the steel in siphunculus 10
Ball 11 is turned left rolling, is rolled to 10 leftmost side of siphunculus until steel ball 11 is pushed away, it is dry after air by 10 right side of siphunculus blow vent
20 enter siphunculus 10, then enter oil-filled equipment by the conduit 12 that siphunculus 10 connects.
When oil-filled equipment internal pressure is positive pressure, air is discharged from oil-filled equipment through conduit 12, the steel ball in siphunculus 10
11 are pushed to the right end of siphunculus 10 due to pressure difference, contact with two energization connectors 19 on 10 right side of siphunculus, steel ball 11 is logical
Electric material connects two energization connectors 19, and the heater 9 that two energization connectors 19 are connected is activated work, and heater 9 connects
The heating tube 6 connect powers on generation heat, and the moisture in silica-gel desiccant 15 is made to become vapor, by oil-filled equipment discharge
Gas enters drying chamber 3, and 3 internal pressure of drying chamber is made to be greater than 1 external pressure of dehydrating breather body, and air is discharged from air valve 5, this
When air carry drying chamber 3 in vapor discharge.If pressure abruptly increase in oil-filled equipment makes a small amount of insulating oil enter conduit
12, conduit 12 is U-tube, and insulating oil enters the oil sump tank 13 of 12 bottom of conduit connection, and oil sump tank 13 collects the insulating oil overflowed,
It can be cleared up.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of oil-filled equipment dehydrating breather, including dehydrating breather body (1), it is characterised in that: the dehydrating breather body (1) is sky
Heart cylinder is equipped with partition (2) in dehydrating breather body (1), partition (2) will be divided into inside dehydrating breather body (1) drying chamber (3) and
Cooling chamber (4), drying chamber (3) bottom are equipped with air valve (5), are equipped with heating tube (6) on the right side of drying chamber (3), heating tube (6)
Outer cover is equipped with shield (7), and dehydrating breather body (1) outer right wall is equipped with heater (9), and heater (9) passes through conducting wire
The right end of heating tube (6) is connected, is filled with silica-gel desiccant (15) in the drying chamber (3), drying chamber (3) inner upper is equipped with
Screen pack (8), partition (2) top are equipped with siphunculus (10), and siphunculus (10) roll inside connects steel ball (11), siphunculus (10)
Lower right-hand side is equipped with blow vent (20), and lower section connecting conduit (12) on the left of siphunculus (10), conduit (12) is U-tube, conduit (12)
Bottom is equipped with oil sump tank (13), and upper surface is fixedly connected with flange (14) on the left of the dehydrating breather body (1), conduit (12) setting
In flange (14) bosom.
2. a kind of oil-filled equipment dehydrating breather according to claim 1, it is characterised in that: the air valve (5) includes sealing
Ball (16), supporting block (17) and sealing ring (18), supporting block (17) are fixed at top, sealing ring on the right side of air valve (5) inner wall
(18) below air valve (5) inner wall, the radius of the inner hole of sealing ring (18) is equal with the radius of ball sealer (16) for setting, and seals
The inner hole sliding contact of ball (16) and sealing ring (18), ball sealer (16) are connect by spring with supporting block (17), air valve (5)
Top is equipped with filter screen.
3. a kind of oil-filled equipment dehydrating breather according to claim 1, it is characterised in that: the siphunculus (10) is curved circular
Pipe, inner wall and the steel ball (11) of siphunculus (10) are in rolling contact, and both sides are equipped with an energization connector up and down on the right side of siphunculus (10)
(19), energization connector (19) is connect by conducting wire with heater (9), and the contact jaw of energization connector (19) is perforated through in siphunculus (10)
The height of wall surface is 1mm.
4. a kind of oil-filled equipment dehydrating breather according to claim 3, it is characterised in that: the heating tube (6) is equipped with 3 altogether
It is a, and it is uniformly and fixedly arranged at the right side of drying chamber (3), there are 3- between heating tube (6) surface and the inner wall of shield (7)
5mm spacing.
5. a kind of oil-filled equipment dehydrating breather according to claim 1, it is characterised in that: screen pack (8) setting
Below blow vent (20), and there are the spacing of 1-2cm between blow vent (20) bottom above for screen pack (8).
6. a kind of oil-filled equipment dehydrating breather according to claim 1, it is characterised in that: the conduit (12) is perforated through suction
Wet device body (1) bottom, and conduit (12) is perforated through the position seals connection of dehydrating breather body (1) bottom, conduit (12) lower section
Below dehydrating breather body (1), conduit (12) is connected through a screw thread with oil sump tank (13) for oil sump tank (13) setting of connection.
7. a kind of oil-filled equipment dehydrating breather according to claim 1, it is characterised in that: filled out inside the cooling chamber (4)
Filled with coolant liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820910654.1U CN208208498U (en) | 2018-06-13 | 2018-06-13 | A kind of oil-filled equipment dehydrating breather |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820910654.1U CN208208498U (en) | 2018-06-13 | 2018-06-13 | A kind of oil-filled equipment dehydrating breather |
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| Publication Number | Publication Date |
|---|---|
| CN208208498U true CN208208498U (en) | 2018-12-07 |
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ID=64496686
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820910654.1U Active CN208208498U (en) | 2018-06-13 | 2018-06-13 | A kind of oil-filled equipment dehydrating breather |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121090A (en) * | 2022-09-01 | 2022-09-30 | 湖南复泰机电设备工程有限公司 | Molecular sieve vacuum negative pressure adsorption loading vibration platform |
-
2018
- 2018-06-13 CN CN201820910654.1U patent/CN208208498U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115121090A (en) * | 2022-09-01 | 2022-09-30 | 湖南复泰机电设备工程有限公司 | Molecular sieve vacuum negative pressure adsorption loading vibration platform |
| CN115121090B (en) * | 2022-09-01 | 2022-12-02 | 湖南复泰机电设备工程有限公司 | Molecular sieve vacuum negative pressure adsorption loading vibration platform |
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