CN203967371U - The little flat cable joint design of a kind of submersible electric machine with oil - Google Patents
The little flat cable joint design of a kind of submersible electric machine with oil Download PDFInfo
- Publication number
- CN203967371U CN203967371U CN201420380812.9U CN201420380812U CN203967371U CN 203967371 U CN203967371 U CN 203967371U CN 201420380812 U CN201420380812 U CN 201420380812U CN 203967371 U CN203967371 U CN 203967371U
- Authority
- CN
- China
- Prior art keywords
- flange piece
- flange
- sealing
- flat cable
- joint housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 49
- 229920001971 elastomer Polymers 0.000 claims abstract description 45
- 239000000853 adhesive Substances 0.000 claims abstract description 7
- 230000001070 adhesive effect Effects 0.000 claims abstract description 7
- 230000004888 barrier function Effects 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Cable Accessories (AREA)
Abstract
The utility model discloses the little flat cable joint design of a kind of submersible electric machine with oil, comprise first and second flange piece that little flat cable, plug, joint housing and front and back arrange; First and second flange piece difference is the concentric several through holes of corresponding uniform cable core along the circumferential direction; The first flange piece and joint housing, affixed by the sealing of flange periphery sealing ring, the first flange piece front end face is positioned at through hole and is provided with o-ring groove around; Three cables core of little flat cable respectively correspondence penetrate first and second flange piece through hole successively, and its rear portion is fixing by sealing between hot-setting adhesive and joint housing; Cable core passes to be peelled off rubber sheath after the first flange piece through hole and penetrates the second flange piece through hole again, wherein by the cable core front portion of o-ring groove, peels off the section of rubber sheath higher than the groove bottom of o-ring groove; Sealing ring is socketed in cable core periphery, and is crimped on the section that rubber sheath peels off, and by the second flange piece rear end face, compresses.The utility model can prevent quick-fried cable.
Description
Technical field
The utility model relates to submersible electric machine with oil technical field, particularly the little flat cable joint design of a kind of submersible electric machine with oil.
Background technology
At present, in known technology, submersible electric machine with oil is introduced electrical source of power by little flat cable, and the traditional structure conventionally adopting is to use rubber flange seal piece as sealing, uses flange piece as insulation system.Its mounting structure is generally that order is put into flange piece, flange seal piece, flange seal piece, flange piece in flange shell, retain the little flat cable (being generally three) of rubber sheath by above-mentioned four parts, the cylindrical of flange seal piece and flange shell interference fit guarantee the sealing with housing, hole in flange seal piece (three even circumferentials distribute) and the sealing of cable cover(ing) interference fit assurance with cable.Difference due to the particular design separately of cable sheath rubber material and flange seal piece quality of rubber materials, the rubber hardness of the two is inconsistent, the expansion of rubber while adding interference fit, caused in the pyroprocess of manufacturing and using, rubber on cable cover(ing) departs from cable copper conductor and flows out along flange piece, cause sealing property to lose efficacy, be commonly called as in the industry quick-fried cable.
Current known technology shows to have a large amount of 180 ℃ of following oil wells to need a large amount of cables that use ethylene-propylene-diene monomer plastic boot, and still has a large amount of quick-fried cable phenomenons in manufacture, use procedure.
Summary of the invention
The utility model provides a kind of submersible electric machine with oil little flat cable joint design for solving the technical problem existing in known technology.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is: the little flat cable joint design of a kind of submersible electric machine with oil, comprises little flat cable, plug, joint housing and be positioned at the first flange piece and the second flange piece arranging before and after this joint housing; Described the first flange piece and described the second flange piece difference be the concentric several through holes of corresponding uniform cable core along the circumferential direction; Described the first flange piece and described joint housing, the sealing ring sealing in the seal groove being provided with by described the first flange piece periphery is affixed, and the first flange piece front end face is positioned at described through hole and is provided with o-ring groove around; Three cables core of little flat cable respectively correspondence penetrate first and second flange piece through hole successively, and it is fixing by sealing between hot-setting adhesive and described joint housing that its rear portion does not penetrate the cut cable of described the first flange piece through hole; Pass described the first flange piece through hole, three cables core peelling off afterwards rubber sheath penetrate the through hole of described the second flange piece again, wherein by described o-ring groove and the length of not peelling off the cable core section of rubber sheath, be less than the groove depth of described o-ring groove, the section of rubber sheath is peelled off higher than the groove bottom of described o-ring groove in its front portion; Sealing ring is socketed in cable core periphery, and is crimped on the section that rubber sheath peels off, and embeds in described o-ring groove; Sealing ring after compressing by described the second flange piece rear end face is full of described o-ring groove and joins with the cable core sealing of peelling off rubber sheath.
The utility model can also adopt following technical scheme:
Wherein by o-ring groove and do not peel off the cable core section of rubber sheath, the section of rubber sheath is peelled off higher than the groove bottom 1～3mm of o-ring groove in its front portion.
Described the first flange piece is affixed by built-in O RunddichtringO in periphery side seal groove and the sealing of described joint housing.
Also comprise and be provided with externally threaded lock sleeve, described joint housing inner side is provided with annular flange flange, described the first flange piece rear end face is crimped on described annular flange flange front end face, described the second flange piece is provided with annular boss, described joint housing front end is provided with internal thread, and described lock sleeve screws in described joint housing front end internal thread and is crimped on described annular boss.
Advantage and the good effect that the utlity model has are: compared with prior art, cancelled flange rubber block structure, can thoroughly solve the quick-fried cable problem that between flange rubber piece and little flat cable sheath, interference sealing brings, by the rubber sheath crimp of 1 to 3 millimeter of O RunddichtringO and little flat cable end, realize the sealing of little flat cable, by the extruding in hole in the sealing ring on flange piece and flange shell, realize the sealing of flange piece, to realizing little flat cable, manufacturing high-temperature baking, not quick-fried cable under on-the-spot hot operation condition, reliability service, improve service life of electric pump system significant.
The utlity model has simple in structure, easily manufactured, the advantages such as dependable performance, can solve the problem of quick-fried cable in the little flat cable manufacture of submersible electric machine with oil and running, can effectively improve the useful life that little flat cable is once manufactured product qualified rate and improved Electric Submersible Pump System.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view.
In figure: 1, little flat cable; 2, joint housing; 3, hot-setting adhesive; 4, the first flange piece; 5, sealing ring; 6, o-ring groove; 7, the second flange piece; 8, transportation cap sealing ring; 9, plug; 10, transportation cap; 11, peel off the cable core section of half-stack package insulating barrier; 12, lock sleeve; 13, lead gasket; 14, peel off the cable core section of rubber sheath; 15, do not peel off the cable core section of rubber sheath.
Embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1～Fig. 2, the little flat cable joint design of a kind of submersible electric machine with oil, comprises little flat cable 1, plug 9, joint housing 2 and is positioned at the first flange piece 4 and the second flange piece 7 that these joint housing 2 front and back arrange; Described the first flange piece 4 and described the second flange piece 7 difference are the concentric several through holes of corresponding uniform cable core along the circumferential direction; Between described the first flange piece 4 and described joint housing 2, sealing ring 5 sealings in the seal groove being provided with by described the first flange piece 4 peripheries are affixed, and described the first flange piece 4 front end faces are positioned at described through hole and are provided with o-ring groove 6 around; After described little flat cable 1 inserts described joint housing 2, peel off armour skin and lead sheath; three cables core of little flat cable are the corresponding through hole that penetrates successively described the first flange piece 4, described the second flange piece 7 respectively, it is fixing by sealing between hot-setting adhesive 3 and described joint housing 2 that the rear portion of little flat cable does not penetrate the cut cable of described the first flange piece 4 through holes; Described cable core passes after described the first flange piece 4 through holes, peel off the through hole that rubber sheath penetrates described the second flange piece 7 again, wherein by described o-ring groove 6 and the cable core segment length of not peelling off rubber sheath, be less than the groove depth of described o-ring groove 6, the section of rubber sheath is peelled off higher than the groove bottom of described o-ring groove 6 in its front portion; Sealing ring is socketed in cable core periphery, and on the section after being crimped on rubber sheath and peeling off, and embed in described o-ring groove 6; Sealing ring after compressing by the second flange piece 7 rear end faces is full of sealed groove 6 and joins with the cable core sealing of peelling off rubber sheath.Wherein by described o-ring groove and do not peel off the cable core section of rubber sheath, the section selection of rubber sheath is peelled off higher than the groove bottom 1～3mm of described o-ring groove in its front portion.
Sealing ring is socketed in cable core and has in the excircle part of rubber sheath and in embedding sealing circle groove, internal diameter of the seal ring is less than cable core rubber sheath external diameter, like this on the section of a part of end face of sealing ring after being crimped on rubber sheath and peeling off, sealing ring after compression is full of sealed groove and joins with the cable core sealing of peelling off rubber sheath, and the sealing ring after compression joins with o-ring groove bottom surface and the sealing of the second flange piece rear end face respectively.
Described the first flange piece 4 seals the affixed various version of selecting with described joint housing 2, the present embodiment provides a kind of simple sealing mechanism, described the first flange piece 4 cylindricals are provided with ring packing groove, and described the first flange piece 4 can be by being tightly connected with described joint housing 2 at the built-in O RunddichtringO 5 of this ring packing groove.
In addition, the utility model also can comprise and is provided with externally threaded lock sleeve 12, described joint housing 2 inner sides can be provided with annular flange flange, described the first flange piece 4 rear end faces are crimped on described annular flange flange front end face, described the second flange piece 7 can be provided with annular boss, described joint housing 2 front ends can be provided with internal thread, and described lock sleeve 12 screws in described joint housing 2 front end internal threads and is crimped on described annular boss.For supplementing sealing, described lock sleeve 12 rear end faces can and described annular boss front end face between be provided with lead gasket 13; Described plug 9 can be affixed with described the second flange piece 7 sealings, and internal thread can be established in its rear end; Described cable core is through after described the second flange piece 7, and the conductor that half-stack package insulating barrier is peelled off in its front portion inserts in described blind hole, and is threaded with described blind hole internal thread.For strengthening conductive contact, the anterior conductor that described cable core is peelled off half-stack package insulating barrier can be warded off tin rear thread with described blind hole internal thread and be connected.
Insert the described little flat cable in described joint housing, it is fixing that its rear portion does not penetrate between the cut cable of described the first flange piece and described joint housing available hot-setting adhesive sealing.
On the basis of the above, also can comprise transportation cap 10, described transportation cap 10 covers cover on described plug 9 and and described joint housing 2 between seal affixed.Transportation cap 10 can be affixed by sealing between transportation cap sealing ring 8 and described joint housing 2.
Operation principle of the present utility model:
Little flat cable 1 head is peelled off to armour skin and lead sheath, expose three cable core sections 15 of not peelling off rubber sheath, again the cable core 15 of not peelling off rubber sheath is peelled off respectively to rubber sheath and the half-stack package insulating barrier of certain length, become the cable core section 14 of peelling off rubber sheath, and the cable core section 11 of peelling off half-stack package insulating barrier, and the anterior conductor of peelling off the cable core section 11 of half-stack package insulating barrier is established external screw thread, by the little flat cable 1 after processing, 15, 14, 11 insert in joint housing 2, wherein by described o-ring groove 6 and do not peel off the cable core segment length of rubber sheath, than the high 1-3mm of the bottom land of described o-ring groove.The little flat cable 15 after three processing is inserted after installing O RunddichtringO 5 in the first flange piece 4 outer rings from reserved through hole, three O RunddichtringOs are installed in socket respectively, with special tooling be installed to o-ring groove 6 interior after, penetrate the second flange piece 7 through holes, with lock sleeve 12, add lead gasket 13 locking press seal circle groove 6 inner seal rings, be tightened on the screw thread of three little flat cable conductor 11 front ends after plug 9 is warded off to tin; From joint housing 2 afterbodys, add hot-setting adhesive 3 vertical heating cure; After solidifying, put into transportation cap sealing ring 8 and transport the making that cap 10 use bolt tightenings complete the little flat cable joint of submersible electric machine with oil.During use, remove transportation cap 10, change transportation cap sealing ring 8, socket reserved in plug 9 and motor is plugged and puts after insulated tube to integral body and pack motor Hu Kou into and fix, little flat cable joint and well liquid are isolated and are motor input power power supply.
Claims (4)
1. the little flat cable joint design of submersible electric machine with oil, is characterized in that, comprises little flat cable, plug, joint housing and is positioned at the first flange piece and the second flange piece arranging before and after this joint housing; Described the first flange piece and described the second flange piece difference be the concentric several through holes of corresponding uniform cable core along the circumferential direction; Described the first flange piece and described joint housing, the sealing ring sealing in the seal groove being provided with by described the first flange piece periphery is affixed, and the first flange piece front end face is positioned at described through hole and is provided with o-ring groove around; Three cables core of little flat cable respectively correspondence penetrate first and second flange piece through hole successively, and it is fixing by sealing between hot-setting adhesive and described joint housing that its rear portion does not penetrate the cut cable of described the first flange piece through hole; Pass described the first flange piece through hole, three cables core peelling off afterwards rubber sheath penetrate the through hole of described the second flange piece again, wherein by described o-ring groove and the length of not peelling off the cable core section of rubber sheath, be less than the groove depth of described o-ring groove, the section of rubber sheath is peelled off higher than the groove bottom of described o-ring groove in its front portion; Sealing ring is socketed in cable core periphery, and is crimped on the section that rubber sheath peels off, and embeds in described o-ring groove; Sealing ring after compressing by described the second flange piece rear end face is full of described o-ring groove and joins with the cable core sealing of peelling off rubber sheath.
2. the little flat cable joint design of submersible electric machine with oil according to claim 1, it is characterized in that, wherein by o-ring groove and do not peel off the cable core section of rubber sheath, the section of rubber sheath is peelled off higher than the groove bottom 1～3mm of o-ring groove in its front portion.
3. the little flat cable joint design of submersible electric machine with oil according to claim 1, is characterized in that, described the first flange piece is affixed by built-in O RunddichtringO in periphery side seal groove and the sealing of described joint housing.
4. the little flat cable joint design of submersible electric machine with oil according to claim 1, it is characterized in that, also comprise and be provided with externally threaded lock sleeve, described joint housing inner side is provided with annular flange flange, described the first flange piece rear end face is crimped on described annular flange flange front end face, described the second flange piece is provided with annular boss, and described joint housing front end is provided with internal thread, and described lock sleeve screws in described joint housing front end internal thread and is crimped on described annular boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380812.9U CN203967371U (en) | 2014-07-10 | 2014-07-10 | The little flat cable joint design of a kind of submersible electric machine with oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380812.9U CN203967371U (en) | 2014-07-10 | 2014-07-10 | The little flat cable joint design of a kind of submersible electric machine with oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203967371U true CN203967371U (en) | 2014-11-26 |
Family
ID=51927917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420380812.9U Expired - Lifetime CN203967371U (en) | 2014-07-10 | 2014-07-10 | The little flat cable joint design of a kind of submersible electric machine with oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203967371U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106033853A (en) * | 2015-03-20 | 2016-10-19 | 江苏赛洋机电科技有限公司 | Power cable connector, with surge protection, of servo/stepping motors |
| CN107706604A (en) * | 2015-06-25 | 2018-02-16 | 尼克桑斯公司 | The coupling part of power circuit |
| CN109546368A (en) * | 2017-09-21 | 2019-03-29 | 株式会社自动网络技术研究所 | Band terminal wires |
| CN109643868A (en) * | 2016-09-27 | 2019-04-16 | 哈利伯顿能源服务公司 | The end of resistance to gas system and method for submersible electric motor |
-
2014
- 2014-07-10 CN CN201420380812.9U patent/CN203967371U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106033853A (en) * | 2015-03-20 | 2016-10-19 | 江苏赛洋机电科技有限公司 | Power cable connector, with surge protection, of servo/stepping motors |
| CN107706604A (en) * | 2015-06-25 | 2018-02-16 | 尼克桑斯公司 | The coupling part of power circuit |
| CN109643868A (en) * | 2016-09-27 | 2019-04-16 | 哈利伯顿能源服务公司 | The end of resistance to gas system and method for submersible electric motor |
| CN109546368A (en) * | 2017-09-21 | 2019-03-29 | 株式会社自动网络技术研究所 | Band terminal wires |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |