TWI259251B - Quick-to-connect joint for flexible hoses - Google Patents

Abstract

A quick-to-connect joint for flexible hoses includes a circular body with a center hole for liquid to flow through, and plural elastic engage petals formed in an inner surface integral for engaging tightly and quickly an end of each of two flexible hoses to be connected with each other.

Description

1259251 V. INSTRUCTION DESCRIPTION (i) Technical Field of the Invention The present invention relates to a wave tube quick joint structure, in particular to an integral molding and has a fast manufacturing process, which can fully engage a wave tube and is buried in a building and When the concrete is filled, the concrete will not enter the joint, and there will be no innovation in the structure of the quick joint of the wave tube. [Prior Art] According to the conventional connection tube of the wave tube, such as the connection tube structure of the No. 5 4 5 5 4 3 wave tube, the first conventional wave tube connection tube system is provided with a tube body and a tube. A latching member is arranged on the outer surface of the body to form a connecting space between the tubular body and the latching member; a corresponding end of the wave tube is placed in the socket space, and the latching member is fixed by the latching member In the groove of the wave tube, the wave tube socket is completed and combined with the connecting tube. The disadvantage is that the snap ring is arranged on the outer periphery of the pipe body to be integrally formed with the pipe body, but in this way, the clamp member will increase the diameter of the outer periphery of the pipe body, and the diameter of the pipe body is increased, and the opposite The pipe groove for the pipe body needs to be enlarged. Even if the pipe pipe small pipe construction method is used, the pipe diameter of the large pipe will be increased, the cost will be increased, and when a plurality of small pipes are extended in the large pipe, The clamping element will form an obstacle to the extension of the small tube, and the construction is not easy. Another disadvantage is that the latching members are disposed on the outer periphery of the tubular body. To maintain the elastic tension and closing effect of the latching member, the thickness of the latching member is not excessively thick, otherwise it is inelastic. However, the card member having insufficient thickness is easily broken, and the function and effect of the stuck wave tube are lost, resulting in troubles and problems in the manufacture of the first conventional connecting pipe. Therefore, various pipe connecting pipes are commercially available as follows. among them

1259251 V. Description of the Invention (2) As shown in FIG. 1, the second conventional connecting pipe is provided with a body 1 which is integrally formed and has a through hole 10 formed therein to facilitate the connection of the pipe body, and Circulate for liquids. And a card tube 1 1 is disposed in the through hole 10 of the body, the card tube 11 is integrally formed, and a tube hole 1 1 0 is formed, and a card is provided on the side of the tube tube 1 1 The piece 1 1 1 , the clamping piece 1 1 1 side 1 1 2 is slightly inclined inward, which is advantageous for fastening the wave tube. The structural disadvantages of the second conventional one are: it must be composed of the body 1 and the cassette member 1 1 1 , the structure is complicated, and the body 1 and the cassette member 1 1 1 are

It is necessary to bond the two materials together, and to add the engineering one more time, so that the processing cost is increased once, resulting in an increase in the selling price. As shown in Figures 2, 3 and 4, the third, fourth and fifth conventionally connected tubes are provided, and the third, fourth and fifth conventional connecting tubes are provided with an integrated body 2, wherein the body 2 is provided The through hole 20 and the card member 2 1 which is integrally formed in the body are provided with a slit 2 2 between the body 2 and the latching member 2 1 , and the slit 2 2 is provided for the purpose of the latching member 2 1 and the body 2 can be integrally formed, but it has the disadvantage that a gap 2 2 is provided between the body 2 and the latching member 21, and when the connecting tube 2 is connected with the wave tube and placed in the building

When the concrete is poured, the concrete enters the connecting pipe through the slit 2 2, causing a connection between the connecting pipe and the wave tube, causing improper moisture, and the electric wires in the wave tube and the like are adversely affected. For this reason, the inventors have accumulated years of experience in designing and manufacturing related products, and have studied the shortcomings of the prior art, and invented the present invention, which is the motive of the present invention. [Summary of the Invention]

Page 6 12529251 V''Invention Description (3) The purpose of the present invention is to provide a wave tube joint which is simple and quick in manufacturing process and practical in structure, has a quick construction, and concrete does not enter the joint. Connect the quality. The invention has the following features: 1) The structure of the wave tube quick joint of the present invention comprises an integrally formed body, and the body is provided with a through hole; and a plurality of integrated flaps having elastic tension are integrally formed in the body, so as to utilize the These snap-in flaps are used to secure the wave tubes that are connected to each other and have a fast and stable snap-fit effect. 2) The wave tube quick joint structure of the present invention, wherein the inner wall surface of the body through hole is matched with the integrally formed engaging flap, and a symmetrical groove is formed, so that when the engaging flap is pressed by the wave tube, the groove is utilized For the temporary engagement of the engaging flap, after the high protruding loop of the wave tube passes, the engaging flap automatically returns to the original position, and the corrugated wave tube can be recessed to surround the wave tube to fix the wave tube. [Embodiment] Thus, in order to enable the inspector to fully understand the present invention, the following is a schematic diagram of the following: FIG. 5 to FIG. 9 show an embodiment (1) of the present invention, and the present invention shows the wave of the present invention. The tube quick connector comprises: a body 3, the body 3 is integrally formed, and can be formed into any shape (as shown in the twelfth to fourteenth drawings), and a through hole 30 is provided, and the through hole 30 is used to facilitate the circulation of the liquid. Further, the inner wall 31 of the through hole 30 is provided with an engaging flap 3 2 integrally formed with the body 3 and having a tension and a closed elasticity. The engaging petals 3 2 form a single side on the inner wall 31 as needed. The same direction (as shown in the second embodiment of the tenth and eleventh figures) or reversed on the bilateral

Page 7 1259251 V. INSTRUCTIONS (5) When connected, the outer diameter of the tube of the wave tube 4 is slightly smaller than the inner diameter of the inner wall 3 1 of the body 3, and the wave tube 4 can be inserted from one end of the joint. At this time, since the engaging flap 32 is temporarily pressed by the wave tube 4, and after the high protruding ring 40 of the wave tube 4 passes, the engaging flap 3 2 will automatically return to the original position and the stuck wave tube. 4 The recessed ring 4 1 can fully secure the wave tube 4 and can no longer be pulled out. FIG. 16 to FIG. 18 show an embodiment (4) of the present invention, and the present embodiment (4) is derived from the foregoing embodiments (1) and (2), wherein the implementation The body 3 of the example (4) also has an engaging flap 3 2 integrally formed and having a tensioning and closing elasticity, and a corresponding groove 3 3 is disposed in the inner wall 31 of the through hole 30 of the body 3. Furthermore, the body 3 end of the fourth embodiment is provided with an outer groove 3 5 and an inner groove 3 6 . When the engaging flap 3 2 having a bilateral reverse direction is to be formed, only two of the same are required. The body 3 is correspondingly combined with the groove 3 5 and the inner groove 3 6 corresponding to the body 3, and then glued together with a medium such as adhesive, so that the two bodies can be combined (as shown in FIG. ). When the engaging flaps 3 2 having the unilateral direction are to be formed, only two different bodies 3, 3 A are required, wherein the body 3 A is not provided with the engaging flap, but the outer groove 35A and the concave are provided. The groove 3 6A is formed by correspondingly combining the grooves 3 5 and 3 5A and the inner grooves 3 6 and 3 6 A corresponding to the bodies 3 and 3A, and then bonding them with a medium such as adhesive. The body is combined (as shown in Figure 18). When the wave tube 4 is to be connected with the joint, the diameter of the wave tube 4 is only slightly smaller than the diameter of the inner wall 31 of the joint, so that the wave tube 4 can be connected. At the end of one end of the joint, at this time, because the engaging flap 32 is temporarily pressed by the wave tube 4, after the high protruding ring 40 of the wave tube 4 passes, the engaging flap 3 2 will automatically return to the original position. ,

1259251 V. Inventive Note (6) and the recessed wall 4 of the stuck wave tube 4 can fully secure the wave tube 4 and can no longer be pulled out. 19 to 21 are the embodiment (5) of the present invention, and the present embodiment (5) is derived from the foregoing embodiments (1) and (3), wherein The body 3 of the embodiment (5) has an engaging flap 3 2 which is integrally formed and has a tension and a closed elasticity. However, the inner wall 31 of the through hole 30 of the body 3 is not provided with a corresponding recess 3 3 . Furthermore, the body 3 end of the embodiment (5) is provided with an outer groove 3 5 and an inner groove 3 6 . When the engaging flap 3 2 having a bilateral reverse direction is to be formed, only two identical ones are required. The body 3 is correspondingly combined with the groove 3 5 and the inner groove 36 corresponding to the body 3, and then glued together with a medium such as glue, so that the two bodies can be combined (as shown in FIG. 20). . When the engaging flap 3 2 having the unilateral direction is to be formed, only two different bodies 3 and 3A are required, wherein the body 3 A is not provided with the engaging flap, but the outer groove 35A and the inner groove are provided. 3 6A , in which the grooves 3 5 , 3 5A and the inner grooves 3 6 , 3 6 A corresponding to the body 3 and 3A are correspondingly combined, and then glued with a medium such as adhesive, so that two The body is combined (as shown in Fig. 21). When the wave tube 4 is to be connected with the joint, the diameter of the wave tube 4 is only slightly smaller than the diameter of the inner wall 31 of the joint, so that the wave tube 4 can be connected. At the end of one end of the joint, at this time, because the engaging flap 32 is temporarily pressed by the wave tube 4, after the high protruding ring 40 of the wave tube 4 passes, the engaging flap 3 2 will automatically return to the original position. , and the recessed wall 4 of the card slot 4 can be fully clamped and can no longer be pulled out. Therefore, the joint of the present invention has the effect of integral molding without

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1259251 BRIEF DESCRIPTION OF THE DRAWINGS [Simplified illustration of the drawings] Fig. 1 - Exploded view of the prior art - Partial cross-sectional view of the second conventional joint 〇 Part 2 is a partial cross-sectional view of the fourth conventional joint 4 is a partial cross-sectional view of a fifth conventional joint. FIG. 5 is a perspective view of an embodiment of the present invention. The first embodiment of the present invention (1) is a view of the connection between the joint and the wave tube. Figure 7 is a cross-sectional view of the embodiment of the present invention (1) after the joint is connected to the wave tube. Figure 8 is a front view of an embodiment (a) of the present invention. Fig. 9 is a cross-sectional view taken along line A - A of the eighth figure. Figure 11 is a front view of an embodiment (2) of the present invention. Figure 11: A cross-sectional view of B - B as in the tenth figure. Twelfth Figure: An example of the use of various joint shapes of the present invention (1). Thirteenth Figure: An example of the use of various joint shapes of the present invention (2). Fig. 14 is a view showing an application example (3) of various joint shapes of the present invention. Fig. 15 is a view showing the operation of the joint and the wave tube in the embodiment (3) of the present invention. Figure 16 is a perspective cross-sectional view showing an embodiment (4) of the present invention. Figure 17: Embodiment (4) of the present invention is the same two body combination diagram. Figure 18: Embodiments of the present invention (4) different combinations of the two bodies. Figure 19 is a perspective cross-sectional view showing an embodiment (5) of the present invention. Fig. 20 is a view showing the same two body combination diagrams of the embodiment (5) of the present invention.

Page 12 1259251 Brief Description of the Drawings Fig. 21: Embodiments of the present invention (5) Different combinations of the two bodies. [Description of main component symbols] The body 3, 3A, the through hole 30, the inner wall 31, the engaging flap 32, the corresponding groove 33, the partitioning ring surface 34, the outer groove 35, 35A, the inner groove 36, 36A, the wave tube 4, high protruding ring circumference 40, concave ring circumference 4 1 .

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Claims (1)

1259251 VI. Patent application scope 1 · A wave tube quick joint structure comprises: a body, a body is provided with a through hole, an integral engaging flap is arranged on the inner wall of the through hole, and a corresponding groove of the aforementioned engaging flap is arranged on the inner wall of the through hole In this way, the aforementioned engaging flap is used to fix the wave tube, and has a fast and stable fastening effect. 2 · a wave tube quick joint structure, comprising: a body, the body is provided with a through hole, and an integral engaging flap is arranged on the inner wall of the through hole, so that the aforementioned engaging flap is used to fix the wave tube to produce a fast and stable fastening effect. 3. The wave tube quick joint structure according to claim 1 or 2, wherein the inner wall of the through hole is provided with a partitioning ring surface. 4. The wave tube quick joint structure according to claim 1 or 2, wherein the engaging flap on the inner wall of the through hole can be unilaterally disposed. 5. The wave tube quick joint structure according to claim 1 or 2, wherein the engaging flaps on the inner wall of the through hole are bilaterally arranged. 6. The wave tube quick joint structure according to claim 1 or 2, wherein the engaging flaps on the inner wall of the through hole may be plural. 7 - a wave tube quick joint structure, comprising: a body, the body is provided with a through hole, the inner wall of the through hole is provided with an integral engaging flap, and the inner wall of the through hole is provided with a corresponding groove of the engaging flap; and the body of the foregoing One end is provided with an outer groove and an inner groove so that the two bodies can be combined correspondingly; thus, the aforementioned engaging flap is used to fix the wave tube, and has a fast and stable fastening effect. 8 · — Wave tube quick joint structure, including: Page 141259251 Sixth, the patent scope body, the body is provided with a through hole, the inner wall of the through hole is provided with an integral locking flap; and one end of the body is provided with an outer groove and an inner groove, so that the two bodies can be combined correspondingly; The aforementioned engaging flap is used to clamp the wave tube and has a fast and stable fastening effect. Page 15