CN104779575A - Self-sealing cable transition sleeve and cable entry device - Google Patents
Self-sealing cable transition sleeve and cable entry device Download PDFInfo
- Publication number
- CN104779575A CN104779575A CN201510233241.5A CN201510233241A CN104779575A CN 104779575 A CN104779575 A CN 104779575A CN 201510233241 A CN201510233241 A CN 201510233241A CN 104779575 A CN104779575 A CN 104779575A
- Authority
- CN
- China
- Prior art keywords
- cable
- assembly
- sealing
- cable transition
- self sealss
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
Abstract
The invention discloses a self-sealing cable transition sleeve and a cable entry device. The self-sealing cable transition sleeve comprises a first covering assembly, a second covering assembly and a locking mechanism. The first covering assembly and the second covering assembly conduct sealing and covering through the locking mechanism. The first covering assembly and the second covering assembly each comprise a covering body and a sealing assembly. The sealing assemblies are fixed into the corresponding covering bodies. The locking mechanism comprises a locking part and a matching locking part which are matched with each other to conduct locking. The locking part is arranged on the lower end face of the first covering assembly. The matching locking part is located on the upper end face of the second covering assembly and corresponds to the locking part in position. The cable transition sleeve is located in a gland to form the cable entry device. By adopting the self-sealing cable transition sleeve and the cable entry device, any position of a prefabricated cable can be sealed, the self-sealing performance of the cable can be improved; internal cable sealing and external gland sealing are relatively independent, and therefore the sealing reliability is improved; no tool is needed in the mounting and demounting process, a conventional gland is compatible, the gland does not need to be customized additionally, and cost is saved.
Description
Technical field
The present invention relates to a kind of cable transition cover, particularly relate to one flexibly, efficiently self sealss cable transition cover and cable entry, belong to technical field of electric wires and cables.
Background technology
At present in the control cabinet/cabinet such as communication, instrument and meter, usual needs are directly introduced the connector of pre-fabricated electric cables in control cubicle or equipment, and the connector of pre-fabricated electric cables is owing to the geometry of front end connector and size being obviously greater than the size of rear end cable, both differences are too large, and this brings very large puzzlement to the sealing of rear end cable.
The solution of present routine has two kinds:
1) position plastic packaging one section of hard spacer shell of sealing is needed at rear end cable, to increase the external diameter of cable, thus the sealing range of coupling Glan.But the maximum drawback of the method is that the position of hard spacer shell plastic packaging is fixing, and sealing station is dumb, because and be not suitable for in-site installation.
2) adopt split type plate through walls or split type Glan, the major drawbacks of this kind of split type plate through walls or Glan have following some:
A) seal grade not high, be difficult to meet the occasion required compared with high sealing; B) the anti-external stress of cable is weak, and the enclasping force of cable is little; C) can not be compatible with conventional Glan, need additional customized Glan, thus raising causing cost etc.
In view of this, industry is badly in need of providing one can complete self-packing cable transition cover flexibly, efficiently.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the object of the present invention is to provide a kind of self sealss cable transition to overlap and cable entry, its reasonable in design, can realize the sealing of cable any position, good sealing effect, installation, convenient disassembly.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of self sealss cable transition cover, it comprises first and covers assembly, second and cover assembly and retaining mechanism, and described first covers assembly, second is covered assembly and covered by retaining mechanism sealing;
Described first covers assembly and second covers assembly and includes one and cover main body and a black box, and described black box is fixedly connected on and covers body interior, carries out sealed clamping to cable;
Described retaining mechanism comprise cooperatively interact locking locking member with mate locking member, described locking member is arranged at the lower surface that first covers assembly, and described coupling locking member is arranged at the upper surface that second covers assembly, corresponding with the position of locking member.
One of preferably, cover main body described in be made up of ebonite.
One of preferably, described black box is made up of flexible glue.
As one of preferred version of the present invention, described black box comprises at least one convex tendon and sealing platform, and described convex tendon is arranged at the inside covering main body, and consistent with the form trait covering main body, and the internal diameter of described convex tendon is slightly less than the external diameter of cable.
Preferred, the sealing platform of described black box is arranged in the groove of the horizontal plane covering main body, and sealing platform is a little more than the horizontal plane covering main body.
Concrete, described first covers assembly, the second profile covering assembly is the semicolumn bodily form.
Preferably, described locking member is set to card base, and described coupling locking member is set to card base containing hole.Described locking member can also be latch, and coupling locking member is jack, and the two is crossed and wins cooperation.Or both can also be other buckle structures.
Further, described card base is set to four, and accordingly, described card base containing hole is also set to four.
Further, described black box by quadric injection mould or other bonding way firmly with cover main body and link together.
The present invention also provides a kind of cable entry, comprise Glan, described cable entry also comprises above-mentioned cable transition cover, and pre-fabricated electric cables covers assembly and second described first and covers between assembly, by retaining mechanism sealed clamping, described cable transition cover is positioned at described Glan.
Compared with prior art, beneficial effect of the present invention is:
A. first, second cable transition cover covering parts composition according to on-the-spot needs, can realize the sealing of pre-fabricated electric cables any position, from then on no longer by the puzzlement of plastic packaging position;
B. cable transition overlaps the flexible glue structure of special black box and covers the ebonite structure of main body, improves the self sealss of pre-fabricated electric cables, and inside cable sealing is relatively independent with outside gland, thus substantially increases the reliability of sealing;
C. cable transition overlaps first, second and covers quick-locking mechanism between parts, making installation, dismantling without the need to using instrument, easier;
D. cable transition cover can compatible conventional Glan, without the need to additional customized Glan, cost-saving.
Accompanying drawing explanation
In order to be illustrated more clearly in architectural feature of the present invention and technical essential, below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
One of structural representation that Fig. 1 is the self sealss cable transition cover disclosed in the embodiment of the present invention;
Fig. 2 is the structural representation two of the self sealss cable transition cover disclosed in the embodiment of the present invention;
Fig. 3 is the structural representation of the installation of the self sealss cable transition cover disclosed in the embodiment of the present invention;
Fig. 4 is the structural representation of the cable entry disclosed in the embodiment of the present invention;
Fig. 5 is the generalized section of Fig. 4 along A-A line.
Description of reference numerals: 100-cable entry, 10-cable transition cover, 1-first covers assembly, 2-second covers assembly, and 11,21-covers main body, 12,22-black box, 21a-covers the horizontal plane of main body, 22a-convex tendon, and 22b-seals platform, 3-retaining mechanism, 31-card base, 32-card base containing hole, 4-cable, 5-clamping nut, 6-hold-down ring, 7-seal, 8-Glan.
Embodiment
Below in conjunction with the accompanying drawing in the present embodiment, carry out specifically, clearly and completely describing to the technical scheme in embodiment.
Shown in Fig. 1 and Fig. 2, for the present embodiment flexible, efficiently self sealss cable transition cover 10, it comprises first and covers assembly 1, second and cover assembly 2 and retaining mechanism 3, described first covers assembly 1, the second profile covering assembly 2 is the semicolumn bodily form, and both are covered by retaining mechanism 3 sealing.
Described first covers assembly 1 and second covers assembly 2 and comprises one respectively and cover main body 11, a 21 and black box 12,22, covers assembly be below described in detail for second:
Described black box 22 is fixedly connected on and covers main body 21 inside, to realize carrying out sealed clamping to cable.Concrete, described in cover main body 21 and be made up of ebonite, described black box 22 is made up of flexible glue, described black box 22 by quadric injection mould or other bonding way firmly with cover main body 21 and link together.Described black box 22 comprises at least one convex tendon 22a and sealing platform 22b, and described convex tendon 22a is arranged at the inside covering main body 21, and consistent with the form trait covering main body 21, and the internal diameter of described convex tendon 21a is slightly less than the external diameter of cable 4.The sealing platform 22b of described black box 22 is arranged in the groove of the horizontal plane 21a covering main body, and sealing platform 22b is a little more than the horizontal plane 21a covering main body.
This cable transition overlaps the flexible glue structure of special black box and covers the ebonite structure of main body, to the self sealss of pre-fabricated electric cables up to IP68, makes greatly to improve the self sealss of pre-fabricated electric cables.
Described retaining mechanism 3 comprise cooperatively interact the locking member that realizes quick locking with mate locking member, described locking member with mate locking member and can be set to card base and card base containing hole, cooperatively interact; Both can also be set to latch and jack, and the two is crossed and wins cooperation; Or both can also be other buckle structures.Specifically be set to card base 31 and card base containing hole 32 in the present embodiment, platform established by the card described card base 31 being provided with a level, card base 31 is arranged at the lower surface that first covers assembly 1, described card base containing hole 32 is arranged at the upper surface that second covers assembly 2, corresponding with the position of card base 31, when first cover assembly 1 and second cover assembly 2 cover time, card base 31 extend in the card base containing hole 32 corresponding to its position respectively, utilize the card on card base 31 to establish platform, realize quick locking.Certainly, the structure of card base 31 is not limited to this, can also be that other realize the arbitrary structures of card base and the quick fixing and locking of card base containing hole.Described card base 31 is preferably set to four, and accordingly, described card base containing hole 32 is also set to four, is arranged at respectively on four angles, makes the force rate of locking mutually comparatively evenly firm.This quick-locking mechanism 3 is simple and reasonable, making installation, dismantling without the need to using instrument, easier.
See shown in Fig. 3 to Fig. 5, be the cable transition cover 10 by making the present embodiment to thinner cable (cable, optical cable etc.), be assembled in existing Glan afterwards, form the structural representation of cable entry 100.
First, first covers assembly 1 and second covers assembly 2 by retaining mechanism 3, such as card base 31 holds pre-fabricated electric cables 4 tightly with card base containing hole 32 or other form, thus formed together or the black box 12,22 of the similar O-ring in several road at the outer surface of pre-fabricated electric cables 4, and first covers assembly 1 and second and covers between assembly 2 and define end face seal (being formed by the sealing contact with platform pressing of black box 12,22).Again the cable transition cover 10 assembled is filled in the conventional Glan 8 matched with it, form cable entry 100, rotatably compress nut 5, make hold-down ring 6 compressive seal 7, be out of shape after seal 7 pressurized, hold cable transition cover 10 tightly, thus form two O-ring sealing effectiveness on cable transition cover external cylindrical surface.Inside cable sealing is relatively independent with outside gland, to the self sealss of pre-fabricated electric cables up to IP68, thus substantially increases the reliability of sealing.
In addition, first, second cable transition covering parts composition of the present embodiment overlaps and cable entry according to on-the-spot needs, can realize the sealing of pre-fabricated electric cables any position, is from then on no longer subject to the puzzlement of plastic packaging position; This cable transition cover can compatible conventional Glan, without the need to additional customized Glan, cost-saving.
Above-mentioned embodiment; be only and technical conceive of the present invention and architectural feature are described; object is to allow the stakeholder being familiar with technique implement according to this; but above said content does not limit the scope of the invention; every any equivalence done according to Spirit Essence of the present invention changes or modifies, and all should fall within protection scope of the present invention.
Claims (10)
1. a self sealss cable transition cover, is characterized in that, described flexibly, efficiently self sealss cable transition cover comprise first and cover assembly, second and cover assembly and retaining mechanism, described first covers assembly, second is covered assembly and is covered by retaining mechanism sealing;
Described first covers assembly and second covers assembly and includes one and cover main body and a black box, and described black box is fixedly connected on and covers body interior, carries out sealed clamping to cable;
Described retaining mechanism comprise cooperatively interact locking locking member with mate locking member, described locking member is arranged at the lower surface that first covers assembly, and described coupling locking member is arranged at the upper surface that second covers assembly, corresponding with the position of locking member.
2. a kind of self sealss cable transition cover according to claim 1, is characterized in that, described in cover main body and be made up of ebonite.
3. a kind of self sealss cable transition cover according to claim 1 and 2, it is characterized in that, described black box is made up of flexible glue.
4. a kind of self sealss cable transition cover according to claim 3, it is characterized in that, described black box comprises at least one convex tendon and sealing platform, described convex tendon is arranged at the inside covering main body, and consistent with the form trait covering main body, and the internal diameter of described convex tendon is slightly less than the external diameter of cable.
5. a kind of self sealss cable transition cover according to claim 1, it is characterized in that, the sealing platform of described black box is arranged in the groove of the horizontal plane covering main body, and sealing platform is a little more than the horizontal plane covering main body.
6. a kind of self sealss cable transition cover according to claim 1, is characterized in that, described first covers assembly, the second profile covering assembly is the semicolumn bodily form.
7. a kind of self sealss cable transition cover according to claim 1, it is characterized in that, described locking member is set to card base, and described coupling locking member is set to card base containing hole.
8. a kind of self sealss cable transition cover according to claim 7, it is characterized in that, described card base is set to four, and accordingly, described card base containing hole is also set to four.
9. a kind of self sealss cable transition cover according to claim 1 or 4, is characterized in that, described black box by quadric injection mould or other bonding way firmly with cover main body and link together.
10. a cable entry, comprise Glan, it is characterized in that, described cable entry also comprises self sealss cable transition cover as claimed in claim 1, pre-fabricated electric cables covers assembly and second described first and covers between assembly, by retaining mechanism sealed clamping, described cable transition cover is positioned at described Glan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510233241.5A CN104779575A (en) | 2015-05-08 | 2015-05-08 | Self-sealing cable transition sleeve and cable entry device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510233241.5A CN104779575A (en) | 2015-05-08 | 2015-05-08 | Self-sealing cable transition sleeve and cable entry device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104779575A true CN104779575A (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510233241.5A Pending CN104779575A (en) | 2015-05-08 | 2015-05-08 | Self-sealing cable transition sleeve and cable entry device |
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| CN (1) | CN104779575A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020481A (en) * | 2015-07-16 | 2015-11-04 | 魏德米勒电联接（上海）有限公司 | Shield cable inletting device with annular elastic ring |
| CN105610102A (en) * | 2015-12-22 | 2016-05-25 | 江苏省电力公司涟水县供电公司 | Cable connection pipe with sealing device |
| CN106711916A (en) * | 2016-11-29 | 2017-05-24 | 江门市智云共创电力设备科技有限公司 | Metering distribution box hole blocking device |
| CN108288772A (en) * | 2017-01-09 | 2018-07-17 | 住友电装株式会社 | Waterproof protector and harness with protector |
| CN112134204A (en) * | 2019-06-25 | 2020-12-25 | 中国石油集团海洋工程（青岛）有限公司 | Installation method for high-voltage cable cabin penetrating piece of offshore booster station |
| CN112421557A (en) * | 2020-10-31 | 2021-02-26 | 贵州电网有限责任公司 | But rotation regulation's cable connecting device |
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| CN201994622U (en) * | 2010-09-20 | 2011-09-28 | 林香山 | Double-layer protective box for cable joints |
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| CN203951303U (en) * | 2014-06-13 | 2014-11-19 | 深圳市德塔电动汽车科技有限公司 | A kind of mine explosion-suppression magneto cable entry |
| CN104300483A (en) * | 2014-10-28 | 2015-01-21 | 成都峰达科技有限公司 | Guide-in device capable of stabilizing cable |
| CN204517353U (en) * | 2015-05-08 | 2015-07-29 | 魏德米勒电联接（上海）有限公司 | A kind of self sealss cable transition cover and cable entry |
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| CN1068219A (en) * | 1992-07-15 | 1993-01-20 | 能源部武汉高压研究所 | 45KV and following single-core power cables resin-cast transition joint |
| CN2596638Y (en) * | 2002-12-13 | 2003-12-31 | 上海泛友密封技术有限公司 | Module type cable seal part |
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| CN202145553U (en) * | 2011-06-16 | 2012-02-15 | 天津百利二通阀门电装有限公司 | Cable direct introducing device |
| CN203014331U (en) * | 2012-12-06 | 2013-06-19 | 国家电网公司 | Plugging device of down-lead cable |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020481A (en) * | 2015-07-16 | 2015-11-04 | 魏德米勒电联接（上海）有限公司 | Shield cable inletting device with annular elastic ring |
| CN105610102A (en) * | 2015-12-22 | 2016-05-25 | 江苏省电力公司涟水县供电公司 | Cable connection pipe with sealing device |
| CN106711916A (en) * | 2016-11-29 | 2017-05-24 | 江门市智云共创电力设备科技有限公司 | Metering distribution box hole blocking device |
| CN106711916B (en) * | 2016-11-29 | 2018-12-14 | 江门市宜达科技有限公司 | A kind of metering switch box holes blocking device |
| CN108288772A (en) * | 2017-01-09 | 2018-07-17 | 住友电装株式会社 | Waterproof protector and harness with protector |
| CN112134204A (en) * | 2019-06-25 | 2020-12-25 | 中国石油集团海洋工程（青岛）有限公司 | Installation method for high-voltage cable cabin penetrating piece of offshore booster station |
| CN112421557A (en) * | 2020-10-31 | 2021-02-26 | 贵州电网有限责任公司 | But rotation regulation's cable connecting device |
| CN112421557B (en) * | 2020-10-31 | 2022-04-01 | 贵州电网有限责任公司 | But rotation regulation's cable connecting device |
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Application publication date: 20150715 |
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