KR20130096932A - Conduit with waterproof connector - Google Patents

Conduit with waterproof connector Download PDF

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Publication number
KR20130096932A
KR20130096932A KR1020120018530A KR20120018530A KR20130096932A KR 20130096932 A KR20130096932 A KR 20130096932A KR 1020120018530 A KR1020120018530 A KR 1020120018530A KR 20120018530 A KR20120018530 A KR 20120018530A KR 20130096932 A KR20130096932 A KR 20130096932A
Authority
KR
South Korea
Prior art keywords
conduit
connector
cap nut
fixing
junction box
Prior art date
Application number
KR1020120018530A
Other languages
Korean (ko)
Inventor
노희인
Original Assignee
(주)진성테크
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by (주)진성테크 filed Critical (주)진성테크
Priority to KR1020120018530A priority Critical patent/KR20130096932A/en
Publication of KR20130096932A publication Critical patent/KR20130096932A/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
    • 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
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0462—Tubings, i.e. having a closed section
    • H02G3/0468—Corrugated
    • 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
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/08—Distribution boxes; Connection or junction boxes
    • H02G3/18—Distribution boxes; Connection or junction boxes providing line outlets

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

PURPOSE: An electric conduit pipe connector having a waterproof function includes a sealing unit, preventing moisture from flowing in through the connector and thereby wiring wires smoothly. CONSTITUTION: A connector (100) includes a soft sealing unit (10), a fixing body (110), a fixing nut member (115), and a cap nut (120). A screw fastening portion (114) of the fixing body is placed at exterior of a mounting hole (202) of a connection box. The fixing nut member fixes the fixing body by screw-coupling from the inside of the connection box. Support pieces (122) of the cap nut are screw-coupled to the screw fastening portion. The support pieces are inserted into a groove portion (1b) of a wire tube (1). The sealing unit adheres closely to the outer surface of the wire tube inserted into the cap nut.

Description

Conduit with waterproof connector

The present invention relates to a connector for connecting and fixing a conduit to a junction box, and more particularly, by providing a sealing means to the cap nut of the side to which the conduit of the connector is inserted and connected to prevent the inflow of water through the connector. It relates to a conduit connector having a waterproof function.

In general, in the construction of a structure, in order to safely wire the electric wires, a conventional corrugated conduit formed by a continuous repetition of the peaks and valleys on the pipes through which the electric wires pass, is connected. The coupling, and one end of the conduit and the other end are connected and fixed by a connector which is fixed by a junction box or a distribution box.

Herein, a connector for connecting the conduit and the junction box to each other will be described. The conventional connector 100 has a peak 1a on an outer surface inserted into one side of the inner surface as shown in FIGS. 4 and 5. ) And the engaging jaw 112 is formed in contact with the end of the corrugated conduit 1 having the valley portion 1b formed thereon, and the outer surface has a spiral fastening portion 114 formed thereon, and a mounting hole 202 formed in the junction box 200. The fixing body 110 which is located outside of the fixing body 110, the fixing nut member 115 for fixing by screwing the inside of the connection box 200, the spiral fastening portion 114, the conduit tube A plurality of support pieces 122 are formed and screwed to the side into which the (1) is inserted into the valley part 1b formed on the outer surface of the conduit 1 so as not to be pulled out.

Thus, the conventional conventional connector 100 is configured, first, the fixing body 110 is positioned outside the mounting hole 202 formed in the junction box 200, and then the fixing nut inside the junction box 200. The fixing body 110 is fixed to the junction box 200 by screwing the member 115.

Then, one end of the conduit 1 is inserted into the spiral fastening part 114 formed in the fixing body 110, and the cap nut 120 is screwed into the support piece 122 so as not to be pulled out. The end of the abutment is coupled to the engaging jaw 112 formed on the inner surface of the fixed body 110, the connection work for connecting the conduit 1 using a series of connectors 100 is completed.

However, in the conventional connector as described above, moisture flowing through the conduit at the time of purchase or exposure to the side to which the conduit is connected is introduced as it is, thereby causing a great problem in safety. As the moisture contained in the connector and the junction box is hardened and hardened, the wiring of the wire is not smoothly formed, as well as a post-treatment process in which the inflow and hardened foreign matter has to be removed.

In order to solve such a problem, a conventional method of winding a waterproof tape to the part where the conduit and the cap nut are connected is used, but this has been a cumbersome and inconvenient problem in a confined space due to the conditions of the work site. There was a problem that it takes a long time to work as the taping of each connection part.

On the other hand, there has been proposed a technique for interposing the waterproof packing between the fixing nut and the main body as described in the existing Utility Model No. 20-0175393 for the purpose of waterproofing, which is the moisture introduced between the cap nut and the main body It could be blocked, but due to the problem of not blocking the water flowing through the conduit had the problem that occurs when the above-described purchase.

The present invention has been made to solve the above-mentioned conventional problems, its main object is to provide a sealing means to the cap nut of the side to which the conduit of the connector is inserted and connected to block the inflow of water through the connector To provide a conduit connector having a waterproof function.

Another object of the present invention is to allow the airtight means to have a tighter tightness with the outer surface of the conduit.

The present invention for solving the technical problem as described above, the fixing body which is located on the outside of the mounting hole formed in the junction box is formed with a spiral fastening portion on the outer surface, the fixing to fix the fixing body by screwing the inside of the junction box A nut member and a plurality of support pieces which are inserted into a valley formed on an outer surface of a conduit to support the nut member and a cap nut which are screwed to each other are formed in the spiral fastening part to connect the conduit. It is characterized in that it is provided with a soft airtight means having airtightness in close contact with the outer surface of the conduit that is inserted and fixed to the cap nut to prevent moisture from entering.

The airtight means is formed of an insertion rib which is inserted and supported between the inner surface of the cap nut and the support piece, and an adhesive ring which is in close contact with a peak formed on the outer surface of the conduit inserted and formed integrally with the end of the insertion rib. It is characterized by.

The width of the contact ring portion is characterized in that it is formed in the same width or wider than the width of the peak of the conduit.

The present invention, by providing a sealing means to the cap nut on the side to which the conduit of the connector is inserted and connected to prevent the inflow of moisture through the connector, the connector portion is not blocked, the wiring of the wire is made smoothly as well as the connection Moisture does not flow into the interior of the box not only ensures safety but also has the effect that can be easily connected to the conduit within a short time without any hassle.

In addition, the contact area of the airtight means in contact with the conduit is also secured as wide as possible so that the airtight means can have a more tight airtightness with the outer surface of the embedded conduit, thereby maximizing the waterproof efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective exploded perspective view schematically showing the present invention. Fig.
2 is a cross-sectional view of main parts of the coupled state according to FIG. 2;
3 is a schematic view schematically showing the use state of the present invention.
Figure 4 is a main view showing a connector to which a conventional conduit is connected.
5 is a main view schematically showing a state of use according to FIG. 4.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

1 is an exploded perspective view showing main parts of the present invention, FIG. 2 is a cross-sectional view of main parts in a coupled state according to FIG. 2, and FIG. 3 is a main view schematically showing a use state of the present invention.

As shown in the drawing, a locking step 112 is formed in which an end of the corrugated conduit 1 is formed such that the normal peak portion 1a and the valley portion 1b inserted into one side of the inner surface are continuously formed. The fastening part 114 is formed to be fixed to the fixing body 110 positioned outside of the mounting hole 202 formed in the junction box 200 and the fixing body 110 to the screw coupling from the inside of the junction box 200. A plurality of fixing nut members 115 to be fixed by means of the spiral fastening part 114 are inserted into the valley part 1b formed on the outer surface of the conduit 1 to the side into which the conduit 1 is inserted and supported so as not to fall out. In the connector 100 is formed of a cap nut 120 is formed and screwed to connect the conduit 1,

The present invention, in order to block the inflow of water through the connector by providing a sealing means to the cap nut of the side of the connector is inserted and connected,

The airtightness of the conventional rubber material or silicone material which is airtight so as to be in close contact with the outer surface of the conduit tube 1 inserted into the cap nut 120 and fixed to the inside of the cap nut 120 to prevent moisture from entering. It is shown that the means 10 is provided.

The airtight means 10 is inserted into and supported between the inner surface of the cap nut 120 and the support piece 122, and is integrally formed and inserted into the end of the insertion rib 12. It is preferable that it is formed by the contact ring part 14 in close contact with the peak part 1a formed in the outer surface of the conduit 1 which becomes. At this time, the airtight means is formed in a ring shape having a predetermined width as a whole, the insertion rib is formed in a thin thickness from the end to the contact ring side so that the insertion can be smoothly inserted between the inner surface and the support piece of the cap nut. desirable.

The width W of the contact ring portion 14 is preferably formed to be the same as or wider than the width w of the peak portion 1a of the conduit 1 so as to have a higher airtightness. That is, as the contact ring portion is formed to have a width equal to or wider than the peak portion of the conduit, the contact ring portion is brought into contact with the widest contact area of the conduit so as to have a higher airtightness, and as a result, water is inherently introduced. It will have a condition to maximize the waterproof efficiency.

In the present invention configured as described above, the fixing body 110 of the connector 100 is first positioned outside the mounting hole 202 formed in the junction box 200, and then the fixing nut member 115 is fastened from the inside of the junction box. Fix the main body 110 to the junction box 200.

Then, the airtight means 10 is inserted into the cap nut 120 to be fixed, that is, the insertion rib 12 of the airtight means 10 has an inner surface of the cap nut 120 and the support piece 122. The contact ring 14 is positioned at the end of the support piece 122 while being inserted therebetween.

As such, when the fixing of the airtight means 10 is completed to the cap nut 120, the conduit 1 to be connected is inserted into the support piece 112 of the cap nut 120. The end is inserted into the valley 1b of the conduit 1 so that it is fixed so as not to fall out, and the contact ring 14 of the airtight means 10 located at the end of the support piece 122 is provided with a peak of the inserted conduit 1. It is in close contact with the outer surface of 1a) to maintain airtightness, and as the cap nut 120 is screwed into the spiral fastening portion 117 formed on the fixed body 110, a series of conduits 1 The connection work for connecting is complete.

Accordingly, the present invention has a high waterproofing efficiency by preventing moisture from flowing through the connector by closely maintaining the airtightness with the outer surface of the conduit by the airtight means in the portion where the conduit of the connector is inserted.

In addition, the conduit 1 is inserted into the cap nut 120 as described above, and the cap nut 120 is screwed into the screw fastening portion 117 of the fixed body 110 in the state of maintaining the airtightness. The end of the stationary body 110 is also in close contact with one surface of the contact ring part 14 once again to have airtightness, and thus has secondary conditions of secondary airtightness.

Accordingly, the present invention is to prevent the moisture containing the cement component of the mortar is not introduced through the connector at the time of purchase, so that the connector is blocked or flowed into the interior of the junction box by the moisture containing the cement component as conventionally As a result, the problem of removing the secondary foreign matter can be solved.

In addition, the airtight means according to the present invention has a secondary airtightness by contacting one side of the fixed body as well as one side of the fixed body as well as the primary airtight portion of the conduit by the close contact ring portion, and has a higher airtightness to have moisture It is possible to block inflow at source.

In addition, by forming the width of the contact ring portion in contact with the convex portion of the conduit equal to or wider, the contact area with the convex portion can also be ensured to be as wide as possible to maintain a higher airtightness.

In addition, the present invention has a waterproof function by the airtight means provided in the cap nut constituting the connector, the connection work is made easily and quickly without the hassle as it has a waterproof function only by the general connector connection work according to the piping work It has a condition that can be.

1: conduit
10: confidential means 12: insertion live
14: contact ring portion
100: connector
110: fixed body 112: locking jaw
114: screw connection 115: fixing nut member
120: cap nut 122: support piece

Claims (3)

Spiral fastening portion 114 is formed on the outer surface is fixed body 110 which is located outside of the mounting hole 202 formed in the junction box 200, the inside of the junction box 200 is connected to the fixed body 100 Fixing nut member 115 to be fixed by screw coupling in the screw, and the plurality of support pieces 122 to the spiral fastening portion 114 is inserted into the valley portion (1b) formed on the outer surface of the conduit (1) so as not to fall out In the connector 100 is formed by the cap nut 120 is formed and screwed to connect the conduit 1,
In the cap nut 120 is provided with a soft hermetic means (10) having airtightness to be in close contact with the outer surface of the conduit (1) is inserted and fixed to the cap nut (120) so that moisture does not flow into the cap nut (120). Connector for conduit with waterproof function.
The method of claim 1,
The airtight means 10 is inserted into and supported between the inner surface of the cap nut 120 and the support piece 122, and is integrally formed and inserted into the end of the insertion rib 12. A conduit connector for waterproofing, characterized in that it is formed by a close contact portion (14) in close contact with the mountain (1a) formed on the outer surface of the conduit (1).
The method of claim 2,
The width (W) of the contact ring portion 14 is a conduit connector for waterproofing, characterized in that formed in the same width or wider than the width (w) of the peak (1a) of the conduit (1).
KR1020120018530A 2012-02-23 2012-02-23 Conduit with waterproof connector KR20130096932A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120018530A KR20130096932A (en) 2012-02-23 2012-02-23 Conduit with waterproof connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120018530A KR20130096932A (en) 2012-02-23 2012-02-23 Conduit with waterproof connector

Publications (1)

Publication Number Publication Date
KR20130096932A true KR20130096932A (en) 2013-09-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120018530A KR20130096932A (en) 2012-02-23 2012-02-23 Conduit with waterproof connector

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101527603B1 (en) * 2014-10-13 2015-06-10 황동기 A connector for a protection pipe of cable
CN105206987A (en) * 2014-06-24 2015-12-30 泰科电子连接荷兰公司 Corrugated Tube For Protecting A Cable, Fastener For Coupling A Housing On The Corrugated Tube And Seal Element For Sealing The Corrugated Tube Against The Housing
KR20180002022U (en) 2016-12-26 2018-07-04 이대근 Fixing apparatus for electric wire pipe connector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105206987A (en) * 2014-06-24 2015-12-30 泰科电子连接荷兰公司 Corrugated Tube For Protecting A Cable, Fastener For Coupling A Housing On The Corrugated Tube And Seal Element For Sealing The Corrugated Tube Against The Housing
KR101527603B1 (en) * 2014-10-13 2015-06-10 황동기 A connector for a protection pipe of cable
KR20180002022U (en) 2016-12-26 2018-07-04 이대근 Fixing apparatus for electric wire pipe connector

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