TWM487978U - Gas quick connector - Google Patents

Claims (5)

A gas quick connector includes: a body (20) including a first end (22) and a second end (24), the body (20) further comprising a first cavity formed at the first end (22) (26), and a second pocket (30) extending from the bottom wall of the first pocket (26) to the second end (24), a perforation (38) formed on the outer peripheral surface of the first end (22) and Extending to the first receiving slot (26); a latching member (42) movably received in the through hole (38) of the body (20), the engaging member (42) being attached to the protruding first receiving slot ( 26) and the position of the outer side of the body (20) does not protrude from the displacement of the first receiving groove (26) and the release position of the outer side of the protruding body (20); a sealing device (52) is accommodated In the second pocket (30) of the body (20), the sealing device (52) includes a movable valve (61) displaceable between the closed position and the open position; a locking member (23) coupled to the body a second end (24) of the (20), the locking member (23) includes a through hole (28) communicating with the second receiving groove (30); and a first spring (48) received in the second receiving groove ( 30) the first spring (48) biases the sealing device (52) in the closed position; a sleeve (65) slidably sleeved on the body (20) Outside the first end (22), the sleeve (65) includes a chamber (72) and a projection (65) along the first end (22) of the body (20) at the projection ( 90) displacement between a first position spaced apart from the engaging member (42) and a second position in which the convex portion (90) is aligned with the engaging member (42); a pushing member (78) slidably sleeved In the chamber (72) of the sleeve (65), the pushing member (78) includes a top abutting end (79) on the outside of the sleeve (65); and a second spring (64) disposed on the sleeve (65) In the chamber (72) and between the pushing member (78) and the convex portion (90), the second spring (64) is away from the body (20) The second end (24) biases the pushing member (78); a connecting member (96) detachably engages with the body (20), the engaging member (96) includes a first segment (98) and a second The segment (111), the connecting member (96) further includes a card slot (115) formed on a surface of the second segment (111), and the second segment (111) of the engaging member (96) is detachably sleeved on the body (20) in the first pocket (26); when the movable valve (61) of the sealing device (52) is in the closed position, the sleeve (65) is in the first position, when the sealing device (52) is activated ( 61) In the closed position, and the engagement member (96) is displaced toward the second end (24), the second section (111) of the engagement member (96) is a movable valve that resists the sealing device (52) (61) Displacement from the closed position toward the open position while the pressing engagement member (42) is displaced from the engaged position to the release position, and at the same time pressing the push member (78) compresses the second spring (64) toward the body (20) The second end (24) is displaced in the direction, the sleeve (65) is held in the first position by the blocking of the engaging member (42), and the engaging member (96) is displaced to the slot (115) and the engaging member (42) When the position is aligned, the second spring (64) presses the sleeve (65) from the first position to the second position Moving, further pushing the engaging member (42) from the releasing position to the engaging position of the engaging groove (115) of the engaging member (96), when the sleeve (65) is in the second position, the sleeve (65) The convex portion (90) is aligned with the engaging member (42), so that the engaging member (42) cannot be displaced from the engaging position to the releasing position, and the engaging member (96) can be coupled with the body (20) when the engaging member (96) When combined with the body (20), when the sleeve (65) is displaced from the second position to the first position, the convex portion (90) of the sleeve (65) is spaced apart from the engaging member (42), the first spring ( 48) The movable valve (61) pushing the sealing device (52) is displaced from the open position to the closed position, while the movable valve (61) of the sealing device (52) pushes the connecting member (96) Displaced to a position where the card slot (115) is spaced apart from the engaging member (42), and the engaging member (42) is displaced from the engaging position to the releasing position, and the engaging member (96) is separated from the body (20). The gas quick connector of claim 1, further comprising: a third spring (92) having a lower modulus of elasticity than the second spring (64), sleeved on the first end (22) of the body (20) and Between the pushing members (78), the third spring (92) biases the pushing member (78), causing the sleeve (65) to be biased to the first position; and a locking member (44) pivoting to the body (20) Between the second end (24) and the locking member (23), the locking member (44) is to be used for sealingly sealingly with the oxyacetylene blowing tube; when the pushing member (78) is close to the body (20) When the second end (24) is displaced in the direction, the pushing member (78) compresses the third spring (92) and pushes the second spring (64), causing the second spring (64) to push the sleeve (65) toward the body. (20) The second end (24) is displaced in the direction. When the sleeve (65) is displaced from the first position to the second position, the linkage (78) is displaced and the third spring (92) is compressed. When the cylinder (65) is displaced from the second position to the first position, the second spring (64) is biased against the pushing member (78) against the sleeve (65), further causing the sleeve (65) to be displaced to the first position. . The gas quick connector of claim 2, wherein the sleeve (65) comprises an outer sleeve (66) and an inner sleeve (86) fixed in the outer sleeve (66), The chamber (72) is formed in the outer sleeve (66), the outer sleeve (66) includes a first outer end (68) and a second outer end (70), the outer sleeve (66) further comprising a first outer end (68) and extending to an outlet (74) of the chamber (72), the junction of the outlet (74) and the chamber (72) defining a first step (76), the inner sleeve (86) With There is a space (88), the convex portion (90) is formed on the inner ring wall of the space (88) of the inner sleeve (86), and the inner sleeve (86) is fixed to the outer sleeve (66) The convex portion (90) of the inner sleeve (86) is located between the first and second outer ends (68, 70) at a position in the chamber (72) that is aligned with the second outer end (70). The pushing member (78) includes an outer convex ring (84) formed on the outer peripheral surface, and the abutting end (79) of the pushing member (78) is pierced by the outlet (74) of the outer sleeve (66), and the outer convex ring (84) is located in the chamber (72) of the outer sleeve (66), and the second spring (64) is located between the convex ring (84) and the inner sleeve (86) outside the pushing member (78), The three springs (92) are located inside the second spring (64) and have one end abutting against an end of the pushing member (78) remote from the abutting end (79). The gas quick connector of claim 1, wherein the body (20) includes a stop surface (32) formed at a boundary between the first and second pockets (26, 30), the engaging member (96) Including forming an end (113) of the rear portion of the second segment (111), the sealing device (52) includes a fixing member (54) fixed in the second receiving groove (30) of the body (20), the fixing member (54) ) comprising a set of ends (55) and a sealed end (56), the fixing member (54) further comprising a groove (57) formed at the sleeve end (55) and extending from the bottom wall of the groove (57) to a movable hole (58) of the sealing end (56), the movable valve (61) is slidably sleeved in the movable hole (58), and the fixing member (54) is fixed to the locking member of the stopping surface (32) (23) further comprising: a first sealing ring (59) embedded in the recess (57) of the fixing member (54); when the movable valve (61) of the sealing device (52) is in the closed position The inner circumferential surface of the first seal ring (59) sealingly abuts against the outer peripheral surface of the movable valve (61) of the sealing device (52), so that the first capacity of the body (20) when the sealing device (52) is in the closed position The groove (26) is hermetically spaced from the second receiving groove (30), when the engaging member (96) presses against the sealing device (52) When the displacement is to the open position, the joint (9 6) The outer surface of the end (113) abuts against the inner surface of the first sealing ring (59), causing gas not to be separated from the gap between the body (20) and the second section (111) of the engaging member (96) vent. The gas quick connector according to claim 3, wherein the outer sleeve (66) is made of an aluminum alloy material, and the outer surface of the outer sleeve (66) is formed to be the first corresponding to the oxygen pipeline. The color or the second color corresponding to the acetylene line.