CN209168957U - Power capacitor vacuum impregnating nitrogen heat treatment apparatus - Google Patents
Power capacitor vacuum impregnating nitrogen heat treatment apparatus Download PDFInfo
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- CN209168957U CN209168957U CN201821805546.4U CN201821805546U CN209168957U CN 209168957 U CN209168957 U CN 209168957U CN 201821805546 U CN201821805546 U CN 201821805546U CN 209168957 U CN209168957 U CN 209168957U
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Abstract
The utility model belongs to reactive compensation element production technical field, is related to a kind of power capacitor vacuum impregnating nitrogen heat treatment apparatus.It includes heating in vacuum tank, and the heating in vacuum tank connects vacuum pump, and heating in vacuum tank is also connected with nitrogen gas generator, and power capacitor accommodating box and heat generating component for placing power capacitor are equipped in heating in vacuum tank.The utility model shortens heating time, reduces upper and lower temperature difference, improves work efficiency, and makes power capacitor homogeneous heating, power capacitor batch quality conformance is good, and quality is improved.
Description
Technical field
The utility model belongs to reactive compensation element production technical field, is related to a kind of power capacitor vacuum impregnating nitrogen heating
Processing unit.
Background technique
The core element of power capacitor most critical is wound the capacitor core of formation by metallized polypropylene film, such as
What handles particularly critical, the most key technology, that is, vacuum heating treatment technology to the internal air gap of fuse, moisture content after winding, directly
Influence the batch quality problems of whole power capacitor.
The prior art is generally not added vacuum processing, or add be vacuum-treated after heating vacuumizes in vacuum tank, be not added
Enter nitrogen, upper and lower temperature difference is big when inside is heated, and causes capacitor body mass difference very big, capacitor body cannot be filtered out sufficiently
Moisture content and air, and the heating process time is long, low efficiency.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of power capacitor vacuum impregnating nitrogen heat treatment dress
It sets.
In order to achieve the above objectives, the utility model uses following technical proposal:
A kind of power capacitor vacuum impregnating nitrogen heat treatment apparatus, including heating in vacuum tank, the heating in vacuum tank connect
Vacuum pump is connect, heating in vacuum tank is also connected with nitrogen gas generator, and the electricity for placing power capacitor is equipped in heating in vacuum tank
Power capacitor accommodating box and heat generating component.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, the heat generating component is electrically heated rod, very
Power capacitor accommodating box in empty heating tank has several and is in overlap up and down, several power capacitor accommodating boxes
Axial line is overlapped.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, it is equipped in the power capacitor accommodating box
Heat generating component accommodates cylinder, and heat generating component accommodating cylinder is cylindrical in shape, and heat generating component accommodates the axial line and power capacitor accommodating box of cylinder
Axial line be overlapped, when power capacitor accommodating box is placed in heating in vacuum tank, the electrically heated rod is inserted into fever
Component accommodates in cylinder.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, tool at the top of the power capacitor accommodating box
There is cross to lift thick stick, the heat generating component accommodating cylinder upper and lower ends opening, and cross is run through at the top of heat generating component accommodating cylinder
Thick stick is lifted, heat generating component accommodates drum outer wall and is fixedly connected with cross lifting thick stick, and heat generating component accommodates cylinder bottom and runs through electric capacitor
Device accommodates frame bottom.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, the vacuum pump and nitrogen gas generator difference
Heating in vacuum tank is connected with the first valve and the second valve.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, the heating in vacuum tank is equipped with pressure maintaining
Valve, first valve and the second valve are separately connected pressure retaining valve, are additionally provided with vacuum-breaking valve on heating in vacuum tank.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, on the outer wall of the heating in vacuum tank and edge
Heating in vacuum tank is axially arranged with several thermometers, is additionally provided with vacuum meter on heating in vacuum tank.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, the thermometer and power capacitor are accommodated
Frame corresponds.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, the heating in vacuum tank includes cylinder, with
And the cover being detachably connected with cylinder, thermometer are arranged on cylinder, vacuum meter, vacuum-breaking valve and pressure retaining valve are arranged in cover
On.
In above-mentioned power capacitor vacuum impregnating nitrogen heat treatment apparatus, the heating in vacuum tank has several and phase
Mutually in parallel, the axial line of heat generating component is overlapped with the axial line of heating in vacuum tank.
Compared with prior art, utility model has the advantages that
The utility model shortens heating time, reduces upper and lower temperature difference, improves work efficiency, and makes power capacitor
Homogeneous heating, power capacitor batch quality conformance is good, and quality is improved.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of power capacitor accommodating box.
In figure: heating in vacuum tank 1, vacuum pump 2, nitrogen gas generator 3, power capacitor accommodating box 4, heat generating component 5, fever
Component accommodates cylinder 6, cross lifts thick stick 7, the first valve 8, the second valve 9, pressure retaining valve 10, vacuum-breaking valve 11, thermometer 12, vacuum
Table 13, cylinder 14, cover 15, computer heating control switch 100.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1, a kind of power capacitor vacuum impregnating nitrogen heat treatment apparatus, including heating in vacuum tank 1, described is true
Empty heating tank 1 connects vacuum pump 2, and heating in vacuum tank 1 is also connected with nitrogen gas generator 3, is equipped in heating in vacuum tank 1 for placing
The power capacitor accommodating box 4 and heat generating component 5 of power capacitor.
The function of note nitrogen heating may be implemented in the utility model, and concrete operations are: the vacuum pump 2 of heating in vacuum tank 1 is taken out
Vacuum stops vacuumizing when vacuum degree reaches 100pa or more, is injected using nitrogen gas generator 3 into heating in vacuum tank 1
Nitrogen is heated until vacuum degree stops note nitrogen after disappearing with heat generating component 5.It has been found that being heated in the case where infusing nitrogen, can make true
Empty about 1 temperature of heating tank is uniform, and can effectively reduce heating time, to improve working efficiency.
It will be appreciated by those skilled in the art that nitrogen gas generator 3 can use commercial product, can also be replaced with nitrogen storage tank
Generation.
Heat generating component 5 can be heat exchange, heating coil etc., and in the present embodiment, heat generating component 5 is electrically heated rod,
Power capacitor accommodating box 4 in heating in vacuum tank 1 has several and in overlapping up and down, several power capacitors accommodate
The axial line of frame 4 is overlapped.That is, power capacitor accommodating box 4 is to stack neat layering setting, each power capacitor accommodating box
4 can place multiple power capacitors.
As shown in connection with fig. 2, it is equipped with heat generating component in the power capacitor accommodating box 4 and accommodates cylinder 6, heat generating component accommodating
Cylinder 6 is cylindrical in shape, and the axial line of heat generating component accommodating cylinder 6 is overlapped with the axial line of power capacitor accommodating box 4, works as power capacitor
When accommodating box 4 is placed in heating in vacuum tank 1, the electrically heated rod be inserted into heat generating component accommodating cylinder 6 in, electrically heated rod from
The power capacitor accommodating box 4 of bottommost extends in the power capacitor accommodating box 4 of top, preferred embodiment, and electricity adds
Extend the heat generating component accommodating cylinder 6 of the power capacitor accommodating box 4 of top in the end of hot pin.
The present embodiment uses above-mentioned setting, and heating from inside to outside may be implemented, and transmits the heat of heating process more evenly,
To make each power capacitor be heated evenly, it should also be appreciated by one skilled in the art that such as to increase air circulation, can send out
Through-hole is arranged in hot component accommodating 6 outer wall of cylinder, and number of openings is unlimited.
There is cross to lift thick stick 7, cross lifting thick stick 7 is used for and hanging device cooperation, will at the top of power capacitor accommodating box 4
Power capacitor accommodating box 4 is hung in heating in vacuum tank 1.Hanging device can be electric hoist, driving, loop wheel machine etc..
Heat generating component accommodates 6 upper and lower ends of cylinder opening, and the top of heat generating component accommodating cylinder 6 lifts thick stick 7, hair through cross
Hot component accommodating 6 outer wall of cylinder is fixedly connected with cross lifting thick stick 7, and heat generating component accommodates 6 bottom of cylinder and accommodates through power capacitor
4 bottom of frame.
Vacuum pump 2 and nitrogen gas generator 3 connect heating in vacuum tank 1 with the first valve 8 and the second valve 9 respectively.Vacuum adds
Hot tank 1 is equipped with pressure retaining valve 10, and first valve 8 and the second valve 9 are separately connected pressure retaining valve 10, in heating in vacuum tank 1
On be additionally provided with vacuum-breaking valve 11, the setting of vacuum-breaking valve 11, be for air can be properly filled into when preventing that vacuum degree is excessively high in tank,
Or when 3 failure of nitrogen gas generator is to abolish vacuum in tank, opening heating in vacuum tank 1 is repaired.Outside heating in vacuum tank 1
Several thermometers 12 are axially arranged on wall and along heating in vacuum tank 1, and vacuum meter 13 is additionally provided on heating in vacuum tank 1.
Thermometer 12 and power capacitor accommodating box 4 correspond.Heating in vacuum tank 1 includes cylinder 14, and and cylinder
14 covers 15 being detachably connected, using being tightly connected between cover 15 and cylinder 14, vacuum pump 2 and nitrogen gas generator 3 can be with
It is connect by hose with cover 15.Thermometer 12 is arranged on cylinder 14, and vacuum meter 13, vacuum-breaking valve 11 and pressure retaining valve 10 are arranged
On cover 15.
Heating in vacuum tank 1 has several and parallel with one another, the axial line of heat generating component 5 and the axial line of heating in vacuum tank 1
It is overlapped.Heat generating component 5 in each heating in vacuum tank 1 is separately connected computer heating control switch 100.
The working principle of the utility model is:
Power capacitor is put into spare in power capacitor accommodating box 4, opening cover 15, with hanging device that electric power is electric
Container accommodating box 4 is put into one by one in heating in vacuum tank 1, and in placement process, heat generating component accommodating cylinder 6 is set in electrically heated rod
Outside, cover 15 is closed.
The first valve 8 and pressure retaining valve 10 are opened, the second valve 9 and vacuum-breaking valve 11 are closed, vacuum pump 2 is opened and vacuumizes,
When 13 numerical value of vacuum meter shows that vacuum degree is in 100pa or more in heating in vacuum tank 1, stop vacuumizing, closes the first valve
8, the second valve 9 is opened, nitrogen gas generator 3 injects nitrogen toward heating in vacuum tank 1, when vacuum meter 13 is shown in heating in vacuum tank 1
When vacuum degree disappears, the second valve 9 is closed, opens electrically heated rod heating.It is more than when the temperature value of each thermometer 12 is shown
At 95 DEG C, stop heating.
The first valve 8 is opened, after being evacuated to 100pa or more to heating in vacuum tank 1 with vacuum pump 2 again, closes the
One valve 8 opens the second valve 9, injects vacuum degree in nitrogen to tank toward heating in vacuum tank 1 with nitrogen gas generator 3 again and disappears,
The second valve and pressure retaining valve 10 are closed, tank is waited out.
It has been found that heating time, and heating in vacuum tank 1 can be obviously shortened when using above-mentioned equipment and operation
Interior upper and lower temperature difference can effectively reduce.Specifically, when being not injected into nitrogen and being heated to 95 DEG C, 10 hours are needed, injects nitrogen
After gas, only need 8 hours, before being not injected into nitrogen, the temperature difference that upper and lower thermometer is shown reaches 10 DEG C or more, after injecting nitrogen,
The temperature difference narrows down within 5 DEG C.The utility model shortens heating time, reduces upper and lower temperature difference, improves work efficiency, and makes
Power capacitor homogeneous heating, power capacitor batch quality conformance is good, and quality is improved.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although herein more using heating in vacuum tank 1, vacuum pump 2, nitrogen gas generator 3, power capacitor accommodating box 4,
Heat generating component 5, heat generating component accommodating cylinder 6, cross lift thick stick 7, the first valve 8, the second valve 9, pressure retaining valve 10, vacuum-breaking valve
11, the terms such as thermometer 12, vacuum meter 13, cylinder 14, cover 15, computer heating control switch 100, but be not precluded and use other arts
A possibility that language.The use of these terms is merely for the convenience of describing and explaining the nature of the invention, they are solved
It is contrary to the spirit of the present invention for being interpreted into any additional limitation all.
Claims (10)
1. a kind of power capacitor vacuum impregnating nitrogen heat treatment apparatus, including heating in vacuum tank (1), the heating in vacuum tank
(1) vacuum pump (2) are connected, which is characterized in that heating in vacuum tank (1) is also connected with nitrogen gas generator (3), in heating in vacuum tank (1)
The interior power capacitor accommodating box (4) and heat generating component (5) being equipped with for placing power capacitor.
2. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 1, which is characterized in that the fever
Component (5) is electrically heated rod, and the power capacitor accommodating box (4) in heating in vacuum tank (1) has several and sets in overlapping up and down
It sets, the axial line of several power capacitor accommodating boxes (4) is overlapped.
3. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 1, which is characterized in that the electric power
Heat generating component accommodating cylinder (6) is equipped in capacitor accommodating box (4), heat generating component accommodating cylinder (6) is cylindrical in shape, and heat generating component accommodates cylinder
(6) axial line is overlapped with the axial line of power capacitor accommodating box (4), when power capacitor accommodating box (4) is placed on vacuum
When heating tank (1) is interior, the electrically heated rod is inserted into heat generating component accommodating cylinder (6).
4. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 3, which is characterized in that the electric power
There is cross lifting thick stick (7), heat generating component accommodating cylinder (6) the upper and lower ends opening at the top of capacitor accommodating box (4), and send out
The top of hot component accommodating cylinder (6) is through cross lifting thick stick (7), and heat generating component accommodates cylinder (6) outer wall and cross lifting thick stick (7) is solid
Fixed connection, heat generating component accommodate cylinder (6) bottom and run through power capacitor accommodating box (4) bottom.
5. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 2, which is characterized in that the vacuum
(2) and nitrogen gas generator (3) are pumped respectively with the first valve (8) and the second valve (9) connection heating in vacuum tank (1).
6. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 5, which is characterized in that the vacuum
Heating tank (1) is equipped with pressure retaining valve (10), and first valve (8) and the second valve (9) are separately connected pressure retaining valve (10),
Vacuum-breaking valve (11) are additionally provided on heating in vacuum tank (1).
7. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 6, which is characterized in that the vacuum
Several thermometers (12) are axially arranged on the outer wall of heating tank (1) and along heating in vacuum tank (1), on heating in vacuum tank (1)
It is additionally provided with vacuum meter (13).
8. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 7, which is characterized in that the temperature
(12) and power capacitor accommodating box (4) are counted to correspond.
9. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 7, which is characterized in that the vacuum
Heating tank (1) includes cylinder (14), and the cover (15) being detachably connected with cylinder (14), and thermometer (12) is arranged in cylinder
(14) on, vacuum meter (13), vacuum-breaking valve (11) and pressure retaining valve (10) are arranged on cover (15).
10. power capacitor vacuum impregnating nitrogen heat treatment apparatus according to claim 1, which is characterized in that described is true
Empty heating tank (1) have several and it is parallel with one another, the axial line of heat generating component (5) is overlapped with the axial line of heating in vacuum tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821805546.4U CN209168957U (en) | 2018-11-02 | 2018-11-02 | Power capacitor vacuum impregnating nitrogen heat treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821805546.4U CN209168957U (en) | 2018-11-02 | 2018-11-02 | Power capacitor vacuum impregnating nitrogen heat treatment apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209168957U true CN209168957U (en) | 2019-07-26 |
Family
ID=67336469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821805546.4U Active CN209168957U (en) | 2018-11-02 | 2018-11-02 | Power capacitor vacuum impregnating nitrogen heat treatment apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN209168957U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716609A (en) * | 2020-07-08 | 2020-09-29 | 常州佳冠电子有限公司 | Pouring equipment and pouring process for capacitor epoxy resin |
-
2018
- 2018-11-02 CN CN201821805546.4U patent/CN209168957U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111716609A (en) * | 2020-07-08 | 2020-09-29 | 常州佳冠电子有限公司 | Pouring equipment and pouring process for capacitor epoxy resin |
| CN111716609B (en) * | 2020-07-08 | 2022-04-05 | 常州佳冠电子有限公司 | Pouring equipment and pouring process for capacitor epoxy resin |
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