KR200390651Y1 - double sided join type reinforcing bar coupler - Google Patents

Abstract

The present invention relates to a double-sided tightening reinforcing bar fittings, the center of which penetrates through the partition wall, and the first push fasteners each formed with a male screw in the circumferential direction of the upper and lower regions; First and second push pin retaining rings formed of an elastic material and having at least two insertion grooves formed therein, respectively, provided in the first pusher fasteners; First and second pushbuttons inserted into the insertion grooves of the first and second pushbutton fixing rings and formed of at least two; Springs respectively provided on upper inner regions of the first and second presses; It is penetrated through the inside, and is fastened to the male screw of the upper and lower regions of the pressing fastener so as to contact the one end of the first and the second clamp, characterized in that it comprises a second pressing fastener formed in the inclined surface and the female thread therein It is done. As a result, the joints of the first and the second presses can be reliably tightened on both sides of the upper and lower sides simultaneously, so that the reinforcing of the reinforcing bars can be reliably performed. It is possible to perform the joint work quickly and quickly, thereby providing a double-sided fastening reinforcing bar joint to reduce the labor cost.

Description

Double sided join type reinforcing bar coupler}

The present invention relates to a double-sided fastening reinforcing bar fittings, and more specifically, when the seismic reinforcing bar joints using the reinforcing bar pieces, double-sided fastening reinforcing bar joints to make the reinforcement work more simple and reliable It is about.

Conventional reinforcing bar has a screw fastening method for fastening the screws formed in the reinforcing bar by processing the screws in the reinforcing bar, and a fastening method for the bar of the bar to be caught inside the reinforcing bar, fastening the reinforcement using several pieces There was a tightening method.

By the way, the conventional screw tightening formula, because the screw is directly processed in the rebar in the factory, there was a disadvantage in that the cumbersome and excessive logistics cost according to the separate processing time accordingly.

In addition, the knurled expression takes a lot of parts and assembly time, there is a disadvantage that excessive labor costs occur.

On the other hand, reinforcing bars using a plurality of pieces is also easy to construct, but serious problems occur in quality unless the worker is tightening securely. Therefore, in order to perform a reliable reinforcing bars, it was cumbersome because the worker needed to check the tightening state after tightening themselves.

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Accordingly, an object of the present invention is to provide a double-sided fastening type reinforcing bar joint that can reduce labor costs by improving the quality to complement the conventional problems as described above, and to reliably join the rebar.

The above object, according to the present invention, in the reinforcing bar, the center through the partition wall, the first pressing fasteners each formed with a male screw in the circumferential direction of the outer surface of the upper and lower regions; First and second push pin retaining rings formed of an elastic material and having at least two insertion grooves formed therein, respectively, provided in the first pusher fasteners; First and second pushbuttons inserted into the insertion grooves of the first and second pushbutton fixing rings and formed of at least two; Springs respectively provided on upper inner regions of the first and second presses; It is penetrated through the inside, and is fastened to the male screw of the upper and lower regions of the pressing fastener so as to contact the one end of the first and the second clamp, characterized in that it comprises a second pressing fastener formed in the inclined surface and the female thread therein It is achieved by a double-sided tightening rebar splice.

Here, the first and second presses are preferably formed with grooves in the upper and lower portions, respectively, between the threaded portions formed on the inner surface. The first press fasteners may be formed in a predetermined section in the circumferential direction of the inner surface of the upper and lower regions. It is effective that the inclined surfaces are formed, respectively. On the other hand, it is preferable that the first and the second push-button retaining rings have a connecting film formed so as to be elastically tightened at the connecting portion connecting the pair of insertion grooves. The first and second presses, the groove is formed in the end, it is effective to fix the one end of the spring on the upper surface of the groove, the other end is fixed to the bottom surface of the first and second push pin fixing ring. Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. The reinforcing bar fitting 10 according to the present invention includes a first pressing fastener 20 positioned at the center and upper and lower parts thereof. Located A first and second detent fastener 40 which surrounds the first and second detents 30 and 31 and the outer surfaces of the first and second detents and which is fastened to the first detent fasteners; 41), and the first and second pushbuttons have first and second pushbutton retaining rings 50 and 51. Fig. 1 relates to a longitudinal cross-sectional view of a reinforcing bar fitting according to the present invention. In this figure, the bars of the reinforcing bar are used when the reinforcing bar is fixed without being staggered as shown in FIG. 4B. That is, the second pressing fasteners 40 and 41 of the reinforcing bar 10 according to FIG. In the state that is released from the male screw (20a) (20b) of the first clamping fastener 20, insert the reinforcing bar 100 from the bottom, then rotate the second clamping fastener (41) inside the inclined surface When 41a presses and tightens the inclined surface 31a of the second presser 31, the nodular grooves 31c and 31d of the second presser 31 tighten the nodes of the reinforcement 100a. 31b is the first push Tighten by the inclined surface 20c of the forest 20 to tighten the reinforcement 100 firmly. At this time, the second push pin fixing ring 51 serves to hold the first push pin 31 to prevent the departure from the position. The reinforcing bar 100 located at the lower part is firmly and quickly connected by the reinforcing bar 10. After inserting the reinforcing bar 100 to the upper part of the reinforcing bar 10, the second push fastener 40 When the inclined surface 40a of the inside of the second presser 30 is pressed and tightened, the grooves 30c and 30d of the second presser 30 are connected to the reinforcing bar 100. Then, the inclined surface 30b is tightened by the inclined surface 20d of the first clamping fastener 20 to firmly tighten the reinforcing bar 100. At this time, the second push button fixing ring 50 serves to hold the first push button 30 to prevent the departure from the position. Therefore, the reinforcing bar 100 located in the upper part is also firmly connected quickly and easily by the reinforcing bar 10. Meanwhile, FIG. 2 is a longitudinal cross-sectional view showing another embodiment according to the present invention. Here, the reinforcing bar 10a is, unlike the reinforcing bar 10 shown in FIG. 1, a spring 60 having one side opened in an inner upper region of the first and second presses 30 and 31. 61 is provided, and only one groove 30e and 31e are formed, and a groove 30f is formed at the end of the first and second presses 30 and 31 to form a groove ( One end of the springs 70 and 71 is fixed to the upper surface of 31f), and the other end is fixed to the bottom surfaces of the first and second detent fixing rings 50 and 51. Here, the spring 60 61 is used to assist the first and second detents 30 and 31 in contact with the inclined surfaces 40a and 41a of the first and second detent fittings 40 and 41. The detents 30 and 31 are easily tightened by the first and second detent fasteners 40 and 41. On the other hand, as shown in FIG. The second pushers 30 and 31 are elastically pushed toward one side, and thus the first and second pushers 30 ( 31 are elastically moving to one side and they effectively help the bar grooves (30c) (30d) (30e) (31c) (31d) (31e) (31e) they have caught the reinforcement bar. In addition, connecting portions 50a and 50b are formed in the connecting portion connecting the insertion grooves 30f of the first and second push-button fixing rings 50 and 51 so as to be tightened with elasticity. According to the present invention, FIG. 4 relates to a cross-sectional view showing another embodiment of the pusher according to the present invention, which is shown in FIG. 4A. The figure shows a state in which the reinforcing bar nodes are tightened with the same configuration as in Fig. 1 as described above. The figure shown in Fig. 4B shows the first and second pushbuttons shown in Fig. 1. Rebar 200 having staggered nodes is formed by configuring first and second presses including one piece piece constituting (30) and (31) and one piece piece having only one nodular groove (30 g) formed in the center of the inner surface. Can be accommodated and locked. In this case, rebar fittings equipped with the first and second presses suitable for the type of reinforcing bars must be prepared in advance. In addition, the figure shown in FIG. 4C shows the first and second presses (30). (31) has been shown to be able to tighten firmly irrespective of the type of rebar by placing the uneven surface (30h), Figure 4D is the same configuration as in FIG. You can tighten the rebar.

As described above, the double-sided fastening reinforcing bar fitting according to the present invention, by tightening each of the first and second presses at the same time on both sides of the upper and lower parts can be reliably connected to the reinforced steel seismic design It is possible to improve the quality according to the fitting reinforcing bar joint structure, and it is possible to perform the joint work simply and quickly, thereby providing a double-sided fastening type reinforcing bar joint to reduce labor costs.

1 is a longitudinal cross-sectional view of the reinforcing bar according to the present invention, Figure 2 is a longitudinal cross-sectional view showing another embodiment according to the present invention, Figure 3 is an exploded perspective view of the lumbar extract according to Figure 2, Figure 4 of the pressing according to the present invention A cross-sectional view showing another embodiment.

-Explanation of symbols for the main parts of the drawings-

10,10a: Rebar joint

20: first clamp fastener

20a, 20b: Male thread

20c, 20d: slope

30,31: first and second pusher

40,41: first and second pressing fasteners

50, 51: 1st and 2nd push-button fixing ring 50a, 50b: connecting film 60, 61: spring 70, 71: spring

Claims (5)

In reinforcing bars, A first pusher clamp having a center penetrating through the partition wall and having male threads respectively formed in an outer circumferential direction of the upper and lower regions; First and second push pin retaining rings formed of an elastic material and having at least two insertion grooves formed therein, respectively, provided in the first pusher fasteners; First and second pushbuttons inserted into the insertion grooves of the first and second pushbutton fixing rings and formed of at least two; Springs respectively provided on upper inner regions of the first and second presses; The second penetrating hole is penetrated to the male screw of the upper and lower regions of the first pressing fastener so as to be in contact with one end of the first and second pressing fasteners, and has an inclined surface and a female threaded part therein. Double-sided tightening rebar fittings characterized in that. The method of claim 1, The first and second pusher is a double-sided fastening type reinforcing bar fittings, characterized in that the grooves are formed in the upper and lower portions respectively between the screw portion formed on the inner surface. The method of claim 1, The first push fastener is a double-sided tightening reinforcing bar, characterized in that each inclined surface is formed in a predetermined section in the circumferential direction of the inner surface of the upper / lower regions. The method of claim 1, The first and second detent fixing ring, a double-sided fastening reinforcing bar fittings, characterized in that the connecting film is formed to be tightened with elasticity in the connection portion connecting the pair of insertion grooves. The method of claim 1, The first and second presses, the groove is formed in the end, and fixed to one end of the spring on the upper surface of the groove, the other end is fixed to the bottom surface of the first and second push button fixing ring Double sided tightening rebar splice.