CN204493911U - A kind of cabin pressurizing cable deck-piercing apparatus - Google Patents
A kind of cabin pressurizing cable deck-piercing apparatus Download PDFInfo
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- CN204493911U CN204493911U CN201520169761.XU CN201520169761U CN204493911U CN 204493911 U CN204493911 U CN 204493911U CN 201520169761 U CN201520169761 U CN 201520169761U CN 204493911 U CN204493911 U CN 204493911U
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- connecting body
- cable
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- conversion adapter
- front connecting
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Abstract
The utility model discloses a kind of cabin pressurizing cable deck-piercing apparatus, it comprises the pipe penetration piece through submarine bulkhead, and described pipe penetration piece is connected with cable joining by conversion adapter; Described conversion adapter is connected with pipe penetration piece by standard thread, and described conversion adapter is connected with cable joining by U.S. standard screw thread; Described cable joining comprises front connecting body, middle connecting body and gland nut, is provided with lining, stuffing box packing successively in described front connecting body, and the described tail inner side of front connecting body is connected with the front portion of coning sleeve; The front portion of described middle connecting body is set in the afterbody of front connecting body, and is wrapped by coning sleeve, and the tail end of described middle connecting body is provided with pad and seal ring successively; The axle sleeve of described gland nut is set in the afterbody of middle connecting body, and pad and seal ring is wrapped.The utility model may be used for the cable penetrating in the cabin having tightness to require, keeps cabin air pressure; Be threaded connection, easy disassembly.
Description
Technical field
The utility model belongs to cabin annex research field, is specifically related to a kind of cabin pressurizing cable deck-piercing apparatus.
Background technique
The sealing of cable is divided into longitudinal sealing and transverse sealing.Longitudinal sealing is when cable is subject to fluid, and fluid can not axially flow therein; Transverse sealing is when cable is subject to hydrodynamic pressure, and fluid can not enter inside along cable radially across sheath.General cable has the sheath of continuous sealing, and has the ability of transverse sealing, so transverse sealing cable is without special construction.Longitudinal sealing cable not only needs to have continuity sealing sheath, and needs its inside to have watertight structure, namely between the copper single line of conductor wire core, between each constituent element of cable, all fills up sealer.Thus longitudinal sealing cable is than the complex structure of general cable, and external diameter is large, Heavy Weight, and bending properties is poor, uses and is limited to.But such as, because longitudinal sealing cable, because of its special construction, is applicable to be chronically exposed to the place worked in deep water, is fixedly laid in outside hull, through the cable etc. of watertight compartment wall on boats and ships.When carrying out real ship and measuring, because cabin interior has tightness requirement, when cable passes adjacent two cabin by reserved pipe penetration piece, needing to carry out sealing prevents cabin air from leaking and step-down, the inipple that existing longitudinal sealing cable is carrying out the deck-piercing apparatus that crossing cabin uses cannot ensure airtight requirement, and is difficult to dismounting.Therefore, we are in the urgent need to a kind of cabin pressurizing cable deck-piercing apparatus, the tightness of cabin structure during to guarantee cable penetrating.
Model utility content
The purpose of this utility model is to provide a kind of cabin pressurizing cable deck-piercing apparatus, this device not only easy accessibility, and can guarantee the tightness in two cabins.
The technological scheme that the utility model adopts is:
A kind of cabin pressurizing cable deck-piercing apparatus, it comprises the pipe penetration piece through submarine bulkhead, and described pipe penetration piece is connected with cable joining by conversion adapter;
Described conversion adapter is connected with pipe penetration piece by standard thread, and described conversion adapter is connected with cable joining by U.S. standard screw thread;
Described cable joining comprises front connecting body, middle connecting body and gland nut, is provided with lining, stuffing box packing successively in described front connecting body, and the described tail inner side of front connecting body is connected with the front portion of coning sleeve; The front portion of described middle connecting body is set in the afterbody of front connecting body, and is wrapped by coning sleeve, and the tail end of described middle connecting body is provided with pad and seal ring successively; The axle sleeve of described gland nut is set in the afterbody of middle connecting body, and pad and seal ring is wrapped.
By such scheme, packing ring can be provided with at the rear portion of coning sleeve, between packing ring and middle connecting body, be provided with cover circle.
By such scheme, the diameter of the tapped hole of the front portion of described conversion adapter is less than the diameter of the tapped hole at the rear portion of conversion adapter.
By such scheme, the anterior internal diameter of described front connecting body is less than the rear portion internal diameter of front connecting body, and the anterior internal diameter of described lining is less than the rear portion internal diameter of lining.
By such scheme, the anterior external diameter of described coning sleeve equals the rear portion internal diameter of front connecting body, and the middle part external diameter of described coning sleeve equals the internal diameter of middle connecting body, and the external diameter of the afterbody of described coning sleeve reduces gradually.
By such scheme, described middle connecting body is stepped, the step surface of first order ladder and the back contacts of front connecting body, the step surface of second level ladder and the middle part of coning sleeve, covers to enclose and contacts, the step surface of third level ladder and washer contacts, the step surface of fourth stage ladder and conductive cable contacts.
Pipe penetration piece through submarine bulkhead of the present utility model is chosen according to CB/T 202-1992 inipple pipe penetration piece, the inipple of what screw thread adopted the is CB*56-1983 of standard.Conversion adapter connects the inipple of pipe penetration piece one end selection standard, and conjunction cable joint one end adopts the U.S. standard screw thread mated with cable joining, and object is to reach better airtight effect.In order to ensure the sealing of cable, also be furnished with lining in front connecting body inside, be also furnished with packing ring, cover circle, coning sleeve in middle connecting body inside, pad and seal ring are set at middle connecting body tail end, these mechanical assemblys are threaded connection and press closely, and ensure the sealing of cable.
The utility model may be used for the cable penetrating in the cabin having tightness to require, keeps cabin air pressure.Particularly in submarine process of the test, for reserved pipe penetration piece structure, can not extra pattern handling be carried out, can cable penetrating be realized by the Design of Screw Thread that the two ends of conversion adapter are different and meet the bubble-tight requirement of submarine cabin.The utility model is threaded connection, easy disassembly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model cabin pressurizing cable deck-piercing apparatus.
Fig. 2 is the structural representation of cable joining.
Fig. 3 is the structural representation of conversion adapter.
In figure: 1, front connecting body, 2, lining, 3, middle connecting body, 4, cover circle, 5, coning sleeve, 6, pad, 7, seal ring, 8, gland nut, 9, conversion adapter, 10, pipe penetration piece, 11, cable, 12, packing ring, 13, stuffing box packing.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
See Fig. 1-Fig. 3, a kind of cabin pressurizing cable deck-piercing apparatus, it comprises pipe penetration piece 10, conversion adapter 9, cable joining through submarine bulkhead;
Described conversion adapter 9 is connected with pipe penetration piece 10 by standard thread, and described conversion adapter 9 is connected with cable joining by U.S. standard screw thread;
Described cable joining comprises front connecting body 1, middle connecting body 3 and gland nut 8, lining 2, stuffing box packing 13 is provided with successively in described front connecting body 1, the tail inner side of described front connecting body 1 is connected with the front portion of coning sleeve 5, and the rear outside of coning sleeve 5 is arranged with packing ring 12, cover circle 4 successively; The front portion of described middle connecting body 3 is set in the afterbody of front connecting body 1, and coning sleeve 5, packing ring 12, cover circle 4 is wrapped, and the tail end of described middle connecting body 3 is provided with pad 6 and seal ring 7 successively; The axle sleeve of gland nut 8 is set in the afterbody of middle connecting body 3, and pad 6 and seal ring 7 is wrapped.
In order to install convenient and increase tightness, the tapped hole diameter of the front portion of described conversion adapter 9 is less than the tapped hole diameter at the rear portion of conversion adapter.
Conveniently the installing of cable 11 and coning sleeve 5, the anterior internal diameter of described front connecting body 1 is less than the rear portion internal diameter of front connecting body 1, and the anterior internal diameter of described lining 2 is less than the rear portion internal diameter of lining 2.
In order to increase tightness further, the anterior external diameter of described coning sleeve 5 equals the rear portion internal diameter of front connecting body 1, and the middle part external diameter of described coning sleeve 5 equals the internal diameter of middle connecting body 3, and the external diameter of the afterbody of described coning sleeve 5 reduces gradually.Described middle connecting body 3 is stepped, the step surface of first order ladder and the back contacts of front connecting body 1, the step surface of second level ladder contacts with the middle part of coning sleeve 5, cover circle 4, and the step surface of third level ladder contacts with packing ring 12, and the step surface of fourth stage ladder contacts with cable 11.
Pipe penetration piece 10 of the present utility model is weldingly fixed on bulkhead, pipe penetration piece on submarine is selected from CB/T202-1992, inside nominal diameter is such as selected to be that the carbon steel inipple of 32mm, normal length 160mm is welded and fixed pipe penetration piece, B32-160G CB/T202-1992; Conversion adapter 9 one end of the present utility model and pipe penetration piece 10 are threaded connection, and such as select and are applicable to above-mentioned M56 × 2.5 screw thread, and one end is connected with cable joining by American Standard closely-pitched internal thread in addition, such as 5/8-18 UNF-2A; The outside thread of the front connecting body 1 of cable joining of the present utility model is also the American Standard fine thread corresponding with conversion adapter internal thread, such as 5/8-18 UNF-2A.
First cable 11 is passed lining 2 and front connecting body 1 when assembling, increase stuffing box packing 13 to compress, reinstall coning sleeve 5, insert packing ring 12 and cover circle 4, be then screwed into middle connecting body 3, middle connecting body 3 is threaded connection with front connecting body 1, further by coning sleeve 5 compacting cable 11, be inserted in pad 6, seal ring 7, screwing in gland nut 8 and seal further.
The above is preferred embodiment of the present utility model, but the utility model should not be confined to the content disclosed in this embodiment and accompanying drawing.All every do not depart from spirit disclosed in the utility model under the equivalence that completes or amendment, all fall into the scope of the utility model protection.
Claims (6)
1. a cabin pressurizing cable deck-piercing apparatus, it comprises the pipe penetration piece through submarine bulkhead, it is characterized in that: described pipe penetration piece is connected with cable joining by conversion adapter;
Described conversion adapter is connected with pipe penetration piece by standard thread, and described conversion adapter is connected with cable joining by U.S. standard screw thread;
Described cable joining comprises front connecting body, middle connecting body and gland nut, is provided with lining, stuffing box packing successively in described front connecting body, and the described tail inner side of front connecting body is connected with the front portion of coning sleeve; The front portion of described middle connecting body is set in the afterbody of front connecting body, and is wrapped by coning sleeve, and the tail end of described middle connecting body is provided with pad and seal ring successively; The axle sleeve of described gland nut is set in the afterbody of middle connecting body, and pad and seal ring is wrapped.
2. cabin as claimed in claim 1 pressurizing cable deck-piercing apparatus, is characterized in that: be provided with packing ring at the rear portion of coning sleeve, is provided with cover circle between packing ring and middle connecting body.
3. cabin as claimed in claim 1 pressurizing cable deck-piercing apparatus, is characterized in that: the diameter of the tapped hole of the front portion of described conversion adapter is less than the diameter of the tapped hole at the rear portion of conversion adapter.
4. cabin as claimed in claim 1 pressurizing cable deck-piercing apparatus, it is characterized in that: the anterior internal diameter of described front connecting body is less than the rear portion internal diameter of front connecting body, the anterior internal diameter of described lining is less than the rear portion internal diameter of lining.
5. cabin as claimed in claim 1 or 2 pressurizing cable deck-piercing apparatus, it is characterized in that: the anterior external diameter of described coning sleeve equals the rear portion internal diameter of front connecting body, the middle part external diameter of described coning sleeve equals the internal diameter of middle connecting body, and the external diameter of the afterbody of described coning sleeve reduces gradually.
6. cabin as claimed in claim 5 pressurizing cable deck-piercing apparatus, it is characterized in that: described middle connecting body is stepped, the step surface of first order ladder and the back contacts of front connecting body, the step surface of second level ladder and the middle part of coning sleeve, cover to enclose and contact, the step surface of third level ladder and washer contacts, the step surface of fourth stage ladder and conductive cable contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520169761.XU CN204493911U (en) | 2015-03-25 | 2015-03-25 | A kind of cabin pressurizing cable deck-piercing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520169761.XU CN204493911U (en) | 2015-03-25 | 2015-03-25 | A kind of cabin pressurizing cable deck-piercing apparatus |
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| Publication Number | Publication Date |
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| CN204493911U true CN204493911U (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520169761.XU Active CN204493911U (en) | 2015-03-25 | 2015-03-25 | A kind of cabin pressurizing cable deck-piercing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001650A (en) * | 2017-12-14 | 2018-05-08 | 北京臻迪科技股份有限公司 | Watertight for underwater power pack wears storehouse device and underwater power pack |
-
2015
- 2015-03-25 CN CN201520169761.XU patent/CN204493911U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001650A (en) * | 2017-12-14 | 2018-05-08 | 北京臻迪科技股份有限公司 | Watertight for underwater power pack wears storehouse device and underwater power pack |
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| GR01 | Patent grant |