KR940004629Y1 - Assembly connector - Google Patents

Abstract

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Description

Prefabricated connectors

1 is a perspective view of the present invention.

2 is an exploded perspective view of FIG.

3 is a perspective view of the band clamp.

4 is an enlarged detailed front view of the fastener.

* Explanation of symbols for main parts of the drawings

3A, 3B: Connecting bar 4A, 4B: Gasket

10,20: enclosure 30,40,50,60: stopper

33,43: Fastener 34,44: Fastener

The present invention relates to a cable connection tube, and more particularly to a prefabricated connection tube configured to enhance the internal sealing function and the cable tightening function.

Cables manufactured to a certain length, in particular, communication cables are hypothesized in a state in which a plurality of cables are connected to each other to connect the distant places.

In order to maintain the function of the cable, which is usually installed underground, each connection must be protected from the effects of moisture, corrosive substances and animals, and for this purpose, a cable (uncovered connection) protection tube is used.

In particular, the core connection part of the cable with the outer shell removed is extremely vulnerable to the tensile force acting on the cable, the impact from the outside, and the moisture. Therefore, the connection pipe requires a protection function, and also the seal against the hydraulic pressure and the internal air pressure. Sex should be excellent.

In general, the connection tube used to perform such a function is complicated by the assembly process due to the many assembly parts using screws, the cable tightening function is weak, the flow of the connection tube to the cable may be generated.

The purpose of this paper is to solve various problems of general connectors, and to provide a cable connector configured to be easy to assemble and to maximize the protection function (sealing function) for the cable (core) connection. .

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

1 is a perspective view of the present invention, which includes a pair of semi-cylindrical enclosures 10 and 20 for accommodating the connecting portions of the cables 101 and 102, and a closure 30 for sealing both ends of the combined enclosures 10 and 20; , 40, 50, 60 and a plurality of band clamps 2 for coupling the enclosure 10, 20.

Specifically, the configuration and the interrelation of each member will be described in detail with reference to FIG. 2, which is an exploded perspective view of FIG.

Reinforcing ribs 11, 21 and Rib of constant height are formed at equal intervals on the outer circumferential surface of each enclosure 10 and 20 having a hollow semi-cylindrical shape, and between the reinforcing ribs 11 and 21 are ring-shaped. The band clamps 2 are respectively located.

3 is a perspective view of the band clamp, in which the band clamp 2, which is made of a thin metal material, is curved in a linear shape to fix both ends 2A and 2B corresponding to each other with a fixing screw 2C. .

By fixing a pair of enclosures 10 and 20 to which such a plurality of band clamps 2 are coupled, one connector tube is configured.

On the other hand, the positive horizontal ends of the enclosures 10 and 20 form recesses 20B and convex portions 10A and 20A of the same shape, respectively, to increase the sealing effect when the upper enclosure 10 and the lower enclosure 20 are combined. And no shaking.

That is, the main portion (not shown) of the upper enclosure 10 and the convex portion 20A of the lower enclosure 20, the convex portion 10A of the upper enclosure 10 and the concave portion 20B of the lower enclosure 20 correspond to each other. After the combination, each of the concave-convex portions (10A, 10B) are combined, each of the enclosure (10, 20) can be accurately coupled.

Referring to the constituent members of the stoppers 30, 40, 50, and 60 fastened to both ends of the mutually coupled enclosures 10 and 20 (for convenience, one set shown in FIG. 2 is illustrated as an example). , The pair of cover parts 30 and 40 is composed of a pair of upper and lower stoppers 30 and 40, and a pair of fasteners 34 and 44 and fasteners 33 and 43.

Each stopper 30, 40 is composed of a semicircular disc, and a semicircular space portion 30A, 40A is formed at the center of the tip, and a plurality of stoppers 30A, 40A are formed on the surface of the semicircular space portion 30A, 40A and the left and right sides thereof. The projections 39 and 49 are formed. On the other hand, the edges of the spaces 30A and 40A inside the stoppers 30 and 40 Although the type couplers 32 and 42 are fixed, the inner circumferential surface has the same semicircular shape as the space portions 30A and 40A.

In addition, the upper end of each stopper (30, 40) inside The mold fasteners 31 and 41 are fixed.

Such a stopper 30, 40 is a pair is coupled up and down.

That is, as shown in FIG. 2, the pair of stoppers 30 and 40 are matched, and then the coupling screw is formed in the holes 32A, 32B, 42A, 42B formed at both ends of the coupling holes 32, 42. 32A 'and 32B') form a complete circular plug, and each space portion 30A, 40A corresponds to form a circular space.

On the other hand, the fasteners (34, 44) located on the inner surface of each support (32, 42) As a form, the inner surface is the same semicircular shape as the space portions 30A, 40A of the stoppers 30, 40, and the fasteners 33, 43 fixing the fasteners 34, 44 are As a form, it corresponds to the edge of each fastener 34,44.

Therefore, the pair of fasteners 34 and 44 are symmetrically matched, and then the pair of fasteners 33 and 43 correspond to the edges of the fasteners 34 and 44, respectively, so that both sides of the fasteners 33 and 43 are different. When the coupling screws 33A ', 33B' are fastened to the through holes 33A, 33B and 32A, 43B formed at the ends, the respective fasteners 34 and 44 are integrated by the fasteners 33 and 43. At the center portion (34, 44), a circular space portion is formed.

Referring to the configuration of the outer surface of each stopper (30, 40) exposed to the outside, as shown in the left end of Figure 2, the radial ribs (7, 8) around the semicircular space portion (30A, 40A) Make up a number.

Each of the ribs 7 and 8 is for supporting the pressure applied to the plugs 30 and 40 through the enclosures 10 and 20, and is formed at equal intervals on the mains of the power supply on the outer surfaces of the plugs 30 and 40.

The assembly process of the present invention as described above will be described with reference to FIGS. 1 and 2.

First, the cables are placed in a circular space formed by a pair of fasteners 34 and 44 at one edge of the cable 101 and 102 connected to each other, and then tightened through the respective fasteners 33 and 43. Press the cable into the spheres 34 and 44.

That is, each fastener 33, 43 is brought into close contact with the outer circumferential surfaces of the fasteners 34, 44, and then coupling screws 33A ', 33' are formed in the through holes 33A, 33B; 43A, 43B formed at both ends. When the fasteners 33 are fastened to the cable 102 in a state where the fasteners 33 and 43 are integrated with each other.

In this state, a pair of stoppers 30 and 40 are correspondingly positioned at the ends of the fasteners 34 and 44 to be fastened to each other. That is, through holes formed at both ends of the coupling holes 32 and 42 in a state in which the coupling holes 32 and 42 fixed to one surface of each stopper 30 and 40 are in close contact with each of the tightening holes 34 and 44. When the coupling screws 32A 'and 32B' are fastened to (32A, 32B; 42A and 42B), the cable 102 is inserted into the circular space portions 30A and 40A formed at the center of the plugs 30 and 40. Each stopper 30, 40 is coupled by a coupler (32, 42). At this time, the plurality of protrusions 39 and 49 formed on the surfaces of the circular spaces 30A and 40A of the plugs 30 and 40 pressurize the outer shell of the cable 102 to allow the plugs 30 and 40 to be connected to the cable 102. Allows for a tight combination of In addition, it is effective to provide a projection on the surface of the planar portion of both sides of the space portion 30A, 40A in order to prevent slippage after coupling of the stoppers 30 and 40.

As described above, after fastening the pair of plugs 30 and 40, the fasteners 34 and 44, and the fasteners 33 and 43 to one side of the cable 102, the upper end of the inner surface of each plug 30 and 40, respectively. One end of each of the connecting bars 3A and 3B is fixed to the binding ports 31 and 41 formed in the fitting holes 31 and 41.

As shown in FIG. 2, through holes 3A 'and 3B' are formed at both ends of each of the connection bars 3A and 3B having a predetermined length so that through holes 31A and 41A are formed on the bottom. In the state accommodated in the type | mold fasteners 31 and 41, it is fixed to each corresponding fasteners 31 and 41 through the coupling screw 31A '.

Then, the other end of each connecting bar 3A, 3B is fixed in the same way (not shown) of the other end of the stopper 50, 60, and the stopper 50, 60 is then fixed to each other. (At this time, another plug (50, 60) is also in the state of receiving another cable 101 connected to the circular space formed in the center portion, plugs (50, 60) and plugs (30, 40 already fixed to the cable) Between the cables 101 and 102)

Here, it is effective that the length of each connecting bar (3A, 3B) is shorter than the length of the enclosure (10, 20), more preferably 2 of the plug (30, 40) thickness in the length of each enclosure (10, 20) It is preferable that the stomach is short.

It is also later coupled to the other fasteners 54 and 64 and the fasteners 53 and 63 on the inner surfaces of the stoppers 50 and 60 fixed in the same manner as described above.

As described above, the pair of fasteners, fasteners and stoppers 30, 40; 50, and 60 are coupled to both sides of the connection part of the cable, and then the pair of enclosures 10 and 20 are fastened.

That is, each enclosure 10, 20 corresponds to the circumferential surfaces of the plugs 30, 40; 50, 60 fixed to the cables 101, 102 on both inner surfaces thereof, and then the plurality of band clamps 2 shown in FIG. ) And the fixing screws (2C in FIG. 2) are fastened to correspond to the circumferential surfaces of the enclosures 10 and 20, and assembled as shown in FIG.

Referring to the function and effects of each component in the present assembly assembled in the above manner as follows.

(A) The cable mating surfaces of the respective fasteners 34 and 44 fixed to the cables are formed in the form of a plurality of teeth 34A or 44A, as shown in FIG. These teeth 34A or 44A, when fastening the fasteners 34 and 44 by fasteners 33 or 43, pressurize the outer sheath of the cable to induce a firmer fastening to the cable and facilitate airflow within the cable. .

(B) The connecting bars 3A and 3B fixed to the coupling holes 32 and 42 of the respective plugs 30, 40, 50 and 60 are combined with the stoppers 30, 50 and 40 and 60 spaced apart from each other. By integrating, it is possible to continuously maintain the assembled state shown in FIG. 1 by preventing separation of the stoppers 30, 40, 50, and 60 to the enclosures 10 and 20. FIG.

(C) Meanwhile, the gaskets 4A and 4B are inserted into the recessed portions 20B formed at the horizontal ends of the respective enclosures 10 and 20 to accommodate the convex portions 20A and 10A of the other enclosures 20 and 10, respectively. When the convex portions 20A and 10A pressurize the gaskets 4A and 4B, the sealing property can be increased.

(D) In addition, the sealing tape is adhered to the inner surface of the circular spaces 30A and 40A formed by the pair of plugs 30, 40 and 50 and 60, so that the surface of the cable and the sealing tape come into contact with each other to provide a better sealing effect. You can also get In addition, the protrusions formed on the surface of the circular space of each plug, the state of the cable through the cable sheath can maintain a firm coupling.

As described above, each member can be easily assembled and disassembled to improve the simplicity of construction and maintenance, and the use of additional members such as gaskets and sealing tapes can improve the internal sealing function.

Claims (9)

In a cable connecting tube for accommodating the connected cable part and protecting the connection part of the cable from external influences, a hollow semi-cylindrical member comprising a pair of enclosures (10, 20) which are joined in a hollow cylindrical shape when closely attached to each other. And a pair of semi-circular members, one pair at both ends of the enclosure (10, 20) formed with a semicircular space portion (30A, 40A) formed with a plurality of projections (39,49) on the surface at the center of the straight portion; Four plugs 30, 40; 50, 60 in which the cable is located in a circular space formed by As a member of the type, four fasteners (34, 44) for coupling a pair in the position connected to each of the stoppers (30, 40; 50, 60) to press a certain portion of the cable (101, 102) to fix the cable (101, 102) )Wow, As a mold member, four fasteners (33, 34) for fixing a pair of the fasteners (34, 44) coupled by a pair of fastening bolts in a state in which each of the fasteners (34, 44) enclosed, and the coupling, A pair of ends connected to the corresponding stoppers 30 and 50; 40 and 60 respectively positioned at both ends of the enclosure 10 and 20 to connect the corresponding stoppers 30 and 50; 40 and 60 to each other. Prefabricated connector tube, characterized in that consisting of connecting bars (3A, 3B). 2. The enclosures 10 and 20 each have a plurality of ribs 11 and 21 formed on the outer circumferential surface to cancel the applied external pressure, and the concave portions 10A and 20A and the recessed portions 20B are provided at the straight ends. Each of the convex parts 10A and 20A is configured to be respectively accommodated in the corresponding recessed parts 20B when the enclosures 10 and 20 are coupled to induce complete coupling of the enclosures 10 and 20. Prefabricated connector made. The stopper 30, 40, 50, 60 has a through hole (32A, 32B; 42A, 42B) formed at both sides of the joint portion 30A, 40A, respectively, on the rear surface thereof. It is configured to be coupled to another stopper by fastening the coupling holes (32, 42) of the form by fastening the coupling screws (32A ', 32B') to the through holes (32A, 32B; 42A, 42B) Featured prefabricated connector. The method of claim 1, wherein each stopper (30, 40, 50, 60) on the back of the circular end Formed fasteners 31 and 41 to accommodate one end of the connecting bars 3A and 3B in each of the fasteners 31 and 41 and fasten to each other with fastening screws 30 and 50; 40 and 60 Prefabricated connector, characterized in that configured to be integrated with each other. The front and rear surfaces of the stoppers 30, 40, 50, and 60 are configured with a plurality of ribs 7 and 8 having a predetermined height between the edges of the spaces 30A and 40A and the outer circumferential surface. Prefabricated connector made. The method of claim 1, wherein the enclosure (10,20) is a prefabricated connector tube, characterized in that configured to be maintained in a coupled state by a plurality of band clamps (2). The prefabricated connection pipe according to claim 6, wherein the band clamp (2) is curved in a straight member in a ring shape to fix both ends thereof with a fixing screw (2C). The gaskets 4A and 4B are inserted into the recesses 20B of the respective enclosures 10 and 20 so that the corresponding convex portions 20A and 10A when the mating with the corresponding enclosures 20 and 10 are combined. A prefabricated connector tube configured to pressurize (4A, 4B) to seal the interior of the enclosure (10, 20). The surface of the cable (101, 102) and the space when receiving the cable (101, 102) by attaching a sealing tape to the surface of the space (30A, 40A) of each of the stopper (30, 40, 50, 60) And a plurality of projections (39,49) formed on the surface of the space portion (30A, 40A) to completely slit between the sections (30A, 40A) so as to dig into the sheath of the cable.