CN203312036U - Built-in oil-resistance capacitor of well pump - Google Patents
Built-in oil-resistance capacitor of well pump Download PDFInfo
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- CN203312036U CN203312036U CN2013203473845U CN201320347384U CN203312036U CN 203312036 U CN203312036 U CN 203312036U CN 2013203473845 U CN2013203473845 U CN 2013203473845U CN 201320347384 U CN201320347384 U CN 201320347384U CN 203312036 U CN203312036 U CN 203312036U
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Abstract
The utility model provides a built-in oil-resistance capacitor of a well pump and belongs to technical field of water pumps. With the built-in oil-resistance capacitor of the well pump adopted, the problems of poor sealing performance and short service life of an existing well pump capacitor can be solved. The built-in oil-resistance capacitor of the well pump includes a cylindrical shell with a cavity arranged therein and a capacitor body which is arranged in the cavity and is provided with a positive-pole wire-lead end and a negative-pole wire-lead end; an opening of the shell is provided with a covering cap used for sealing the cavity; the external side of the covering cap is provided with a block-shaped conductor 1 and a block-shaped conductor 2 of which the lower side surfaces abut against the covering cap in a sealing manner; the lower side surface of the conductor 1 is provided with a wire 1 of which the lower end passes through the covering cap and is connected with the positive-pole wire-lead end; and the lower side surface of the conductor 2 is provided with a wire 2 of which the lower end passes through the covering cap and is connected with the negative-pole wire-lead end. The built-in oil-resistance capacitor of the well pump of the utility model has the advantages of excellent sealing performance, long service life and the like.
Description
Technical field
The utility model relates to a kind of built-in oil resistant electric capacity of oil resistant electric capacity, particularly a kind of Pump for well.
Background technology
Capacitor is one of essential main accessory of water pump, and film capacitor becomes its first-selection because it has higher cost performance.Water pump mostly is cylindricality with film capacitor and moulds the shell capacitor at present, moulds shell one end opening, and openend is fully by epoxy encapsulation, and the lead end at capacitor the two poles of the earth is from passing epoxy resin layer.After permanent the use, water can be penetrated into the inside of film capacitor from epoxy resin layer, can make the burning on film, causes condenser capacity to descend, and finally causes capacitor to lose efficacy.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed the built-in oil resistant electric capacity of the Pump for well of a kind of good seal performance, long service life.
The purpose of this utility model can realize by following technical proposal:
The built-in oil resistant electric capacity of this Pump for well, comprise that inside has the tubular shell of cavity and is located at the capacitance body that has positive wire end and negative wire end on its in cavity, the opening part of described housing is provided with the cover cap for enclosed cavity, it is characterized in that, the outside of described cover cap is provided with block conductor one and the block conductor two of its downside and cover cap sealing laminating, the downside of described conductor one is provided with its lower end and passes the wire one be connected with the positive wire end after cover cap, the downside of described conductor two is provided with its lower end and passes the wire two be connected with the negative wire end after cover cap.Wherein, cover cap is connected with housing seal by the ultrasonic bonding mode, good water-proof effect, and conductor one and conductor two respectively with cover cap sealing laminating, multiple waterproof, good airproof performance, effectively extended useful life of this oil resistant electric capacity.
In the built-in oil resistant electric capacity of above-mentioned Pump for well, the outside of described conductor one is provided with the sealant one be tightly connected with cover cap, described sealant one and conductor one sealing laminating, the outside of described conductor two is provided with the sealant two be tightly connected with cover cap, described sealant two and conductor two sealing laminatings, the upper side of described conductor one is provided with the wire three that its outer end passes sealant one, and the upper side of described conductor two is provided with the wire four that its outer end passes sealant two.
In the built-in oil resistant electric capacity of above-mentioned Pump for well, described sealant one is made by epoxy resin, and described sealant two is made by epoxy resin.This epoxy resin is coated on the surface of conductor one and conductor two by the mode of ultrasonic bonding, form sealing with cover cap, and effectively entering of exclusion of water, promote the useful life of this oil resistant electric capacity.
Compared with prior art, the built-in oil resistant electric capacity of this Pump for well has the following advantages:
Cover cap is connected with housing seal by the ultrasonic bonding mode; make enclosure interior form the cavity of a sealing; and conductor one and conductor two and cover cap sealing laminating; in the supersonic welding of the outside of conductor one, be connected to sealant one; in the supersonic welding of the outside of conductor two, be connected to sealant two; greatly protection has been arrived capacitance body and by moisture, has not been attacked, and extends the useful life of capacitance body, thereby reduces the maintenance rate of this oil resistant electric capacity.
The accompanying drawing explanation
Fig. 1 is the cutaway view of a kind of preferred embodiment of providing of the utility model.
Fig. 2 is the vertical view of Fig. 1 of providing of the utility model.
In figure, 1, housing; 11, cavity; 2, capacitance body; 21, positive wire end; 22, negative wire end; 3, cover cap; 4, conductor one; 5, conductor two; 6, wire one; 7, wire two; 81, sealant one; 82, sealant two; 91, wire three; 92, wire four.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
The built-in oil resistant electric capacity of Pump for well as shown in Figure 1, comprise that inside has the tubular shell 1 of cavity 11 and is located at the capacitance body 2 that has positive wire end 21 and negative wire end 22 on its in cavity 11, the opening part of housing 1 is provided with the cover cap 3 for enclosed cavity 11.As shown in Figure 1, the outside of cover cap 3 is provided with block conductor 1 and the block conductor 25 of its downside and cover cap 3 sealing laminatings, the downside of conductor 1 is provided with its lower end and passes the wire 1 be connected with positive wire end 21 after cover cap 3, and the downside of conductor 25 is provided with its lower end and passes the wire 27 be connected with negative wire end 22 after cover cap 3.In the present embodiment, cover cap 3 is tightly connected by ultrasonic bonding mode and housing 1, good water-proof effect, and conductor 1 and conductor 25 respectively with cover cap 3 sealing laminatings, multiple waterproof, good airproof performance, effectively extended useful life of this oil resistant electric capacity.
In order better to guarantee the sealing of this oil resistant electric capacity, as depicted in figs. 1 and 2, the outside of conductor 1 is provided with the sealant 1 be tightly connected with cover cap 3, sealant 1 and conductor one 4 sealing laminatings, the outside of conductor 25 is provided with the sealant 2 82 be tightly connected with cover cap 3, sealant 2 82 and conductor 25 sealing laminatings, the upper side of conductor 1 is provided with the wire 3 91 that its outer end passes sealant 1, and the upper side of conductor 25 is provided with the wire 4 92 that its outer end passes sealant 2 82.
In the built-in oil resistant electric capacity of this Pump for well, cover cap 3 is tightly connected by ultrasonic bonding mode and housing 1; make the inner cavity that forms a sealing of housing 1; and conductor 1 and conductor 25 and cover cap 3 sealing laminatings; in the supersonic welding of the outside of conductor 1, be connected to sealant 1; in the supersonic welding of the outside of conductor 25, be connected to sealant 2 82; greatly protection has been arrived capacitance body 2 and by moisture, has not been attacked, and extends the useful life of capacitance body 2, thereby reduces the maintenance rate of this oil resistant electric capacity.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope of appended claims definition.
Claims (3)
1. the built-in oil resistant electric capacity of a Pump for well, comprise that inside has the tubular shell of cavity (11) (1) and is located at the capacitance body (2) that has positive wire end (21) and negative wire end (22) on its in cavity (11), the opening part of described housing (1) is provided with the cover cap (3) for enclosed cavity (11), it is characterized in that, the outside of described cover cap (3) is provided with block conductor one (4) and the block conductor two (5) of its downside and cover cap (3) sealing laminating, the downside of described conductor one (4) is provided with its lower end and passes the wire one (6) be connected with positive wire end (21) after cover cap (3), the downside of described conductor two (5) is provided with its lower end and passes the wire two (7) be connected with negative wire end (22) after cover cap (3).
2. the built-in oil resistant electric capacity of Pump for well according to claim 1, it is characterized in that, the outside of described conductor one (4) is provided with the sealant one (81) be tightly connected with cover cap (3), described sealant one (81) and conductor one (4) sealing laminating, the outside of described conductor two (5) is provided with the sealant two (82) be tightly connected with cover cap (3), described sealant two (82) and conductor two (5) sealing laminatings, the upper side of described conductor one (4) is provided with the wire three (91) that its outer end passes sealant one (81), the upper side of described conductor two (5) is provided with the wire four (92) that its outer end passes sealant two (82).
3. the built-in oil resistant electric capacity of Pump for well according to claim 2, is characterized in that, described sealant one (81) is made by epoxy resin, and described sealant two (82) is made by epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203473845U CN203312036U (en) | 2013-06-18 | 2013-06-18 | Built-in oil-resistance capacitor of well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203473845U CN203312036U (en) | 2013-06-18 | 2013-06-18 | Built-in oil-resistance capacitor of well pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203312036U true CN203312036U (en) | 2013-11-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203473845U Expired - Lifetime CN203312036U (en) | 2013-06-18 | 2013-06-18 | Built-in oil-resistance capacitor of well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203312036U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700496A (en) * | 2013-12-24 | 2014-04-02 | 安徽赛福电子有限公司 | Photovoltaic wind-powered dry type direct current filter capacitor |
-
2013
- 2013-06-18 CN CN2013203473845U patent/CN203312036U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700496A (en) * | 2013-12-24 | 2014-04-02 | 安徽赛福电子有限公司 | Photovoltaic wind-powered dry type direct current filter capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Ya Industrial Zone Zeguo Dan 317500 Taizhou city Zhejiang Province Patentee after: ZHEJIANG DAYUAN PUMP INDUSTRY Co.,Ltd. Address before: Ya Industrial Zone Zeguo Dan 317500 Taizhou city Zhejiang Province Patentee before: Zhejiang Dayuan Pumps Industry Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131127 |