Quick insertion type adapter gas pipe

Abstract

The utility model relates to the field of gas pipelines, and discloses a quick-insertion type adapter gas pipe which comprises a connector and a valve which are rotationally connected, the connector is contained in the valve, a first limiting hole which is through in the radial direction is formed in the circumferential wall of the connector, a limiting ball which moves in the radial direction is arranged in the first limiting hole, and a second limiting hole is formed in the circumferential wall of the valve. The second pipeline assembly comprises a sleeve suitable for being connected with the connector in an inserted mode, and a third limiting hole is formed in the circumferential wall of the sleeve. When the sleeve is axially inserted into the connector, the outer wall of the sleeve pushes the limiting bead to move in the radial direction, so that the limiting bead is contained in the first limiting hole and the second limiting hole at the same time, and after the third limiting hole is aligned with the first limiting hole, the limiting bead leaves the second limiting hole and falls between the first limiting hole and the third limiting hole. The first limiting hole is far away from the second limiting hole, so that the sleeve and the connector are axially fixed, the operation is simple and convenient, and the mounting efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas pipeline technical field, specifically, relates to a quick -plug type adapter gas pipe. BACKGROUND

[0002] The existing gas pipe is single in specific installation structure, is usually screwed in the mode, this mode is inconvenient to operate, has angle limitation under special use environment, especially in narrow space, is difficult to install with the aid of wrench and the like tool, is more complex and tedious when installing, and the efficiency is limited. SUMMARY

[0003] To solve at least one aspect in above problem, the utility model provides a quick -plug type adapter gas pipe, including the joint and the valve that rotate each other, the joint is contained in the valve, the first limit hole that rotates through is equipped on the circumference wall of the joint, the first limit hole is equipped with the limit bead that rotates in the first limit hole, the circumference wall of the valve is equipped with the second limit hole that is suitable with the limit bead and is connected, the second pipeline assembly includes the sleeve that is suitable for inserting the joint, the circumference wall of the sleeve is equipped with the third limit hole that is suitable with the limit bead and is connected, when installing, the first limit hole is aligned with the second limit hole, when the sleeve is axially inserted into the joint, the outer wall of the sleeve pushes the limit bead and moves radially, makes the limit bead contain in the first limit hole and the second limit hole simultaneously, until the third limit hole is aligned with the first limit hole, the limit bead leaves the second limit hole and falls between the first limit hole and the third limit hole, at this time, the sleeve is rotated and drives the joint to rotate, the first limit hole is away from the second limit hole, to make the sleeve and the joint axial fixed.

[0004] Optionally, the first limit hole is away from the second limit hole and is equipped with a limiting portion, the inner ring of the limiting portion forms an opening, the diameter of the opening is less than the diameter of the limit bead, to prevent the limit bead from falling out of the opening.

[0005] Optionally, the inner wall of the joint is convex and provided with a mounting block, one end of the sleeve is concave and provided with a mounting groove matched with the mounting block, when the sleeve is inserted into the joint, the mounting block is limited in the mounting groove, when the sleeve is rotated, the side wall of the mounting groove drives the mounting block to rotate, so that the joint and the sleeve are synchronously rotated.

[0006] Optionally, the second pipeline assembly further includes a handle, the outer wall of the sleeve is convex and provided with a prismatic connecting block, the handle is internally provided with a connecting groove matched with the connecting block, the connecting block is contained in the connecting groove, so that the handle can drive the sleeve to synchronously rotate.

[0007] Optionally, a first groove is arranged on the outer wall of the sleeve, and an outer clamping ring is arranged in the first groove, and the outer clamping ring abuts against one end of the handle.

[0008] Optionally, the second pipeline assembly further comprises a first welding core and an inner clamping ring, the sleeve is sleeved on the first welding core, a second groove is annularly arranged on the inner wall of the sleeve, a third groove is annularly arranged on the outer wall of the first welding core, and the inner clamping ring is simultaneously accommodated in the second groove and the third groove, so that the sleeve and the first welding core are axially fixed, and one end of the first welding core is inserted into the joint together with the sleeve.

[0009] Optionally, a first accommodating groove is concavely arranged on the inner wall of the joint, a second accommodating groove is concavely arranged on the outer wall of the joint, a first sealing ring and a second sealing ring are respectively accommodated in the first accommodating groove and the second accommodating groove, the first sealing ring is used for sealing the gap between the joint and the first welding core, and the second sealing ring is used for sealing the gap between the joint and the valve.

[0010] Optionally, the second pipeline assembly further comprises a bellows, a second welding core and a small sleeve ring, the bellows is welded with the first welding core and the second welding core at two ends respectively, a mesh sleeve is sleeved on the bellows, one end of the mesh sleeve is connected with the first welding core and forms a first connecting part at the connecting position, the other end of the mesh sleeve is connected with the second welding core and forms a second connecting part at the connecting position, two small sleeve rings are respectively pressed against the first connecting part and the second connecting part, a protective sleeve is sleeved on the mesh sleeve, and the protective sleeve covers the small sleeve rings and is fixedly connected with the first welding core.

[0011] Optionally, a limiting column is protrudingly arranged at one end of the joint, a limiting sheet is fixedly arranged at one end of the valve, an arc-shaped groove is arranged on the limiting sheet, the arc-shaped groove is a quarter of a circular arc, the limiting column is limited in the arc-shaped groove and slides along the arc-shaped groove.

[0012] Optionally, an elastic member is further arranged at one end of the joint, a spring is connected to the bottom end of the elastic member, a first through hole and a second through hole are arranged on the limiting sheet, the diameter of the first through hole is smaller than the diameter of the end part of the elastic member, the diameter of the second through hole is larger than the diameter of the end part of the elastic member, the positions of the first through hole and the second through hole correspond to the positions of two ends of the arc-shaped groove respectively, when the elastic member is located at the first through hole, the spring is compressed, when the elastic member is located at the second through hole, the spring rebounds, so that the elastic member extends out of the second through hole.

[0013] Compared with the prior art, the quick-insertion type adapter gas pipe in the utility model, when the sleeve is inserted, the third limiting hole on the sleeve is aligned with the first limiting hole on the adapter, the limiting bead is away from the second limiting hole and falls between the first limiting hole and the third limiting hole, the limiting bead is limited between the adapter and the sleeve, in order to make the limiting bead unable to return between the first limiting hole and the second limiting hole, the sleeve is rotated again, the first limiting hole and the second limiting hole are dislocated, thereby the position of the limiting bead is fixed, the installation is completed, the operation is simple and convenient, and the installation efficiency is effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure diagram of the quick-insertion type adapter gas pipe of the utility model embodiment;

[0015] Figure 2 It is an explosion view of the quick-insertion type adapter gas pipe of the utility model embodiment;

[0016] Figure 3 It is a sectional view of the quick-insertion type adapter gas pipe of the utility model embodiment Figure 1 ;

[0017] Figure 4 It is an enlarged view of A part in Figure 3 ;

[0018] Figure 5 It is a sectional view of the quick-insertion type adapter gas pipe of the utility model embodiment Figure 2 ;

[0019] Figure 6 It is an enlarged view of B part in Figure 5 ;

[0020] Figure 7 It is an enlarged view of C part in Figure 5 ;

[0021] Figure 8 It is a structure diagram of the adapter of the utility model embodiment;

[0022] Figure 9 It is a structure diagram of the valve of the utility model embodiment;

[0023] Figure 10 It is a structure diagram of the sleeve of the utility model embodiment;

[0024] Figure 11 It is a structure diagram of the first welding core of the utility model embodiment;

[0025] Figure 12 It is a structure diagram of the handle of the utility model embodiment.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 1, joint; 11, first limiting hole; 12, limiting bead; 13, limiting part; 14, mounting block; 15, limiting column; 16, elastic piece; 17, spring; 18, first sealing ring; 19, second sealing ring; 2, valve; 21, second limiting hole; 22, limiting piece; 221, arc-shaped groove; 222, first through hole; 223, second through hole; 3, sleeve; 31, third limiting hole; 32, mounting groove; 33, connecting block; 34, first recess; 35, outer snap ring; 36, second recess; 4, handle; 41, connecting groove; 5, first welding core; 51, inner snap ring; 52, third recess; 6, bellows; 61, mesh cover; 62, protective sleeve; 7, second welding core; 8, small sleeve ring; 9, large sleeve ring. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model are described in detail below in combination with the drawings.

[0029] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship when the product is normally used.

[0030] The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features.

[0031] The utility model embodiment provides a kind of fast insertion type adapter gas pipe, in combination with Figures 1-12As shown, including the joint 1 and valve 2 are rotationally connected to each other, the joint 1 is contained in the valve 2, the peripheral wall of the joint 1 is provided with a first limiting hole 11 through radially, the first limiting hole 11 is provided with a radial movable limiting bead 12, the peripheral wall of the valve 2 is provided with a second limiting hole 21 suitable for the movable connection with the limiting bead 12, the second pipe assembly comprises a sleeve 3 suitable for inserting the joint 1, the peripheral wall of the sleeve 3 is provided with a third limiting hole 31 suitable for the movable connection with the limiting bead 12, when being installed, the first limiting hole 11 is aligned with the second limiting hole 21, when the sleeve 3 is axially inserted into the joint 1, the outer wall of the sleeve 3 pushes the limiting bead 12 to move radially, so that the limiting bead 12 is contained in the first limiting hole 11 and the second limiting hole 21 at the same time, until the third limiting hole 31 is aligned with the first limiting hole 11, the limiting bead 12 is separated from the second limiting hole 21 and falls between the first limiting hole 11 and the third limiting hole 31, at this time, rotating the sleeve 3 drives the joint 1 to rotate together, the first limiting hole 11 is away from the second limiting hole 21, so that the sleeve 3 and the joint 1 are axially fixed.

[0032] As shown in the drawings, Figure 4 and 9 As shown in the drawings, in the embodiment, in the state to be installed, the limiting bead 12 can move radially between the first limiting hole 11 and the second limiting hole 21, when the sleeve 3 is inserted, the first limiting hole 11, the second limiting hole 21 and the third limiting hole 31 are radially aligned at first, the limiting bead 12 can move between the three, at this time, the sleeve 3 is rotated by 90 degrees, the sleeve 3 drives the joint 1 to rotate together, so that the first limiting hole 11 and the second limiting hole 21 are misaligned, the limiting bead 12 can be contained between the first limiting hole 11 and the third limiting hole 31, so that the sleeve 3 and the joint 1 are axially fixed.

[0033] In the utility model, when the sleeve 3 is inserted, the third limiting hole 31 on the sleeve 3 is aligned with the first limiting hole 11 on the joint 1, so that the limiting bead 12 is separated from the second limiting hole 21 and falls between the first limiting hole 11 and the third limiting hole 31, the limiting bead 12 is limited between the joint 1 and the sleeve 3, in order to make the limiting bead 12 unable to return to between the first limiting hole 11 and the second limiting hole 21, the sleeve 3 is rotated again, so that the first limiting hole 11 and the second limiting hole 21 are misaligned, so that the position of the limiting bead 12 is fixed, the installation is completed, the operation is simple and convenient, and the installation efficiency is effectively improved.

[0034] The first limiting hole 11 is provided with a limiting portion 13 at one end away from the second limiting hole 21, the inner ring of the limiting portion 13 forms an opening, the diameter of the opening is smaller than the diameter of the limiting bead 12, so as to prevent the limiting bead 12 from falling out of the opening.

[0035] As Figure 4 shown in the embodiment, the limiting part 13 is used to place the limiting bead 12 to drop out of the first limiting hole 11 under the action of gravity, and the size of the opening does not affect the partial extension of the limiting bead 12 into the third limiting hole 31.

[0036] The inner wall of the joint 1 is provided with a mounting block 14, and one end of the sleeve 3 is concavely provided with a mounting groove 32 matched with the mounting block 14. When the sleeve 3 is inserted into the joint 1, the mounting block 14 is limited in the mounting groove 32. When the sleeve 3 is rotated, the side wall of the mounting groove 32 drives the mounting block 14 to rotate, so that the joint 1 and the sleeve 3 are synchronously rotated.

[0037] As Figure 4 , 8 , 10 shown in the embodiment, the mounting groove 32 is square, and the mounting block 14 is cylindrical. The diameter of the mounting block 14 is matched with the width of the mounting groove 32. When the sleeve 3 is inserted, the mounting groove 32 is aligned with the mounting block 14, and the mounting groove 32 and the third limiting hole 31 are on the same axis.

[0038] The second pipe assembly further comprises a handle 4. The outer wall of the sleeve 3 is convexly provided with a prismatic connecting block 33, and the handle 4 is internally provided with a connecting groove 41 matched with the connecting block 33. The connecting block 33 is accommodated in the connecting groove 41, so that the handle 4 can drive the sleeve 3 to synchronously rotate.

[0039] As Figure 10 and 12 shown in the embodiment, the handle 4 is axially through structure, the connecting block 33 is regular hexagonal, and the connecting groove 41 is also regular hexagonal. When the handle 4 is rotated, the connecting groove 41 drives the connecting block 33 to rotate together, so that the user can more conveniently rotate the sleeve 3. The left side wall of the connecting block 33 abuts against the inner wall of the handle 4, thereby preventing the handle 4 from moving right relative to the sleeve 3,

[0040] The outer wall of the sleeve 3 is provided with a first groove 34, and the first groove 34 is provided with an outer clamping ring 35. The outer clamping ring 35 abuts against one end of the handle 4.

[0041] As Figure 4 shown in the embodiment, the outer clamping ring 35 abuts against the left side of the handle 4, thereby preventing the handle 4 from moving left relative to the sleeve 3, so that the axial connection between the handle 4 and the sleeve 3 is more stable.

[0042] As Figure 4As shown, the second pipe assembly further comprises a first welding core 5 and an inner clamping ring 51, the sleeve 3 is sleeved on the first welding core 5, a second groove 36 is annularly arranged on the inner wall of the sleeve 3, a third groove 52 is annularly arranged on the outer wall of the first welding core 5, and the inner clamping ring 51 is simultaneously accommodated in the second groove 36 and the third groove 52, so that the sleeve 3 and the first welding core 5 are axially fixed, and one end of the first welding core 5 is inserted into the joint 1 together with the sleeve 3.

[0043] The inner wall of the joint 1 is concavely provided with a first accommodating groove, and the outer wall of the joint 1 is concavely provided with a second accommodating groove, the first accommodating groove and the second accommodating groove respectively accommodate a first sealing ring 18 and a second sealing ring 19, the first sealing ring 18 is used for sealing the gap between the joint 1 and the first welding core 5, and the second sealing ring 19 is used for sealing the gap between the joint 1 and the valve 2.

[0044] As shown in the drawings, Figure 4 In this embodiment, the first sealing ring 18 and the second sealing ring 19 are used to ensure the sealing between the valve 2, the joint 1 and the first welding core 5, so as to prevent gas leakage.

[0045] The second pipe assembly further comprises a bellows 6, a second welding core 7 and a small sleeve ring 8, the two ends of the bellows 6 are respectively welded with the first welding core 5 and the second welding core 7, a mesh sleeve 61 is sleeved on the bellows 6, one end of the mesh sleeve 61 is connected with the first welding core 5 and forms a first connecting part at the connecting part, the other end of the mesh sleeve 61 is connected with the second welding core 7 and forms a second connecting part at the connecting part, two small sleeve rings 8 are respectively pressed against the first connecting part and the second connecting part, a protective sleeve 62 is sleeved on the mesh sleeve 61, and the protective sleeve 62 covers the small sleeve ring 8 and is fixedly connected with the first welding core 5.

[0046] As shown in the drawings, Figure 5 and 6 The bellows 6 is partially accommodated in the handle 4. In this embodiment, the two ends of the protective sleeve 62 are sleeved with large sleeve rings 9, and the large sleeve rings 9 press the protective sleeve 62 through buckling equipment, so that the connection is more closely. The mesh sleeve 61 and the protective sleeve 62 provide buffering and support for the bellows 6, so that the bellows 6 will not be easily broken even in a high-pressure environment.

[0047] One end of the joint 1 is protrudingly provided with a limiting column 15, one end of the valve 2 is fixedly provided with a limiting sheet 22, the limiting sheet 22 is provided with an arc-shaped groove 221, the arc-shaped groove 221 is a quarter of a circular arc, and the limiting column 15 is limited in the arc-shaped groove 221 and slides along the arc-shaped groove 221.

[0048] As shown in the drawings, Figure 8As shown, in the embodiment, the arc-shaped slot 221 can limit the rotating track of the joint 1, when the limiting column 15 slides from one end of the arc-shaped slot 221 to the other end, the joint 1 rotates 90 degrees, and the rotating structure is more stable.

[0049] The joint 1 is further provided with an elastic member 16, the bottom end of the elastic member 16 is connected with a spring 17, the limiting sheet 22 is provided with a first through hole 222 and a second through hole 223, the diameter of the first through hole 222 is smaller than the diameter of the end of the elastic member 16, the diameter of the second through hole 223 is larger than the diameter of the end of the elastic member 16, the positions of the first through hole 222 and the second through hole 223 respectively correspond to the two ends of the arc-shaped slot 221, when the elastic member 16 is located at the first through hole 222, the spring 17 is compressed, when the elastic member 16 is located at the second through hole 223, the spring 17 rebounds, so that the elastic member 16 extends out of the second through hole 223.

[0050] As shown in the drawings, Figure 6 and 8 As shown, in the embodiment, when the elastic member 16 is located at the first through hole 222, the first limiting hole 11, the second limiting hole 21 and the third limiting hole 31 are radially aligned. When the 90-degree rotating sleeve 3 is rotated to misalign the first limiting hole 11 and the second limiting hole 21, the end of the elastic member 16 extends out of the second through hole 223, thereby clamping the inner wall of the second through hole 223, so that the rotating position of the joint 1 is fixed.

[0051] Although the present disclosure is disclosed as above, the protection scope of the present disclosure is not limited to this. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and these changes and modifications will fall within the protection scope of the present disclosure.

Claims

1. A quick connect adapter gas tube, comprising: The utility model provides a second pipeline assembly, which comprises a joint (1) and a valve (2), the joint (1) is accommodated in the valve (2), a first limiting hole (11) is arranged on the peripheral wall of the joint (1), a radial movable limiting bead (12) is arranged in the first limiting hole (11), a second limiting hole (21) is arranged on the peripheral wall of the valve (2), the second limiting hole (21) is movably connected with the limiting bead (12), the second pipeline assembly comprises a sleeve (3) which is adapted to be inserted into the joint (1), a third limiting hole (31) is arranged on the peripheral wall of the sleeve (3), the third limiting hole (31) is movably connected with the limiting bead (12), when the first limiting hole (11) is aligned with the second limiting hole (21), the sleeve (3) is axially inserted into the joint (1), the outer wall of the sleeve (3) pushes the limiting bead (12) to move radially, the limiting bead (12) is simultaneously accommodated in the first limiting hole (11) and the second limiting hole (21), until the third limiting hole (31) is aligned with the first limiting hole (11), the limiting bead (12) is separated from the second limiting hole (21) and falls between the first limiting hole (11) and the third limiting hole (31), at this time, the sleeve (3) is rotated to drive the joint (1) to rotate, the first limiting hole (11) is separated from the second limiting hole (21), so that the sleeve (3) and the joint (1) are axially fixed.

2. The quick-plug adapter gas tube of claim 1, wherein, A limiting portion (13) is arranged around the end of the first limiting hole (11) which is separated from the second limiting hole (21), the inner ring of the limiting portion (13) forms an opening, the diameter of the opening is smaller than the diameter of the limiting bead (12), so as to prevent the limiting bead (12) from falling out of the opening.

3. The quick-plug adapter gas tube of claim 1, wherein, The inner wall of the joint (1) is convexly provided with a mounting block (14), one end of the sleeve (3) is concavely provided with a mounting groove (32) which is matched with the mounting block (14), when the sleeve (3) is inserted into the joint (1), the mounting block (14) is limited in the mounting groove (32), when the sleeve (3) is rotated, the side wall of the mounting groove (32) drives the mounting block (14) to rotate, so that the joint (1) and the sleeve (3) are synchronously rotated.

4. The quick-plug adapter gas tube of claim 1, wherein, The second pipeline assembly further comprises a handle (4), the outer wall of the sleeve (3) is convexly provided with a prismatic connecting block (33), the handle (4) is internally provided with a connecting groove (41) which is matched with the connecting block (33), the connecting block (33) is accommodated in the connecting groove (41), so that the handle (4) can drive the sleeve (3) to synchronously rotate.

5. The quick-plug adapter gas tube of claim 4, wherein, The outer wall of the sleeve (3) is provided with a first groove (34), an outer snap ring (35) is arranged in the first groove (34), and the outer snap ring (35) is in abutment with one end of the handle (4).

6. The quick-plug adapter gas tube of claim 1, wherein, The second pipe assembly further comprises a first welding core (5) and an inner snap ring (51), the sleeve (3) is sleeved on the first welding core (5), a second groove (36) is annularly arranged on the inner wall of the sleeve (3), a third groove (52) is annularly arranged on the outer wall of the first welding core (5), and the inner snap ring (51) is simultaneously accommodated in the second groove (36) and the third groove (52) to axially fix the sleeve (3) and the first welding core (5), and one end of the first welding core (5) is inserted into the joint (1) together with the sleeve (3).

7. The quick-plug adapter gas tube of claim 6, wherein, The inner wall of the joint (1) is concavely provided with a first accommodating groove, the outer wall of the joint (1) is concavely provided with a second accommodating groove, the first accommodating groove and the second accommodating groove respectively accommodate a first sealing ring (18) and a second sealing ring (19), the first sealing ring (18) is used for sealing the gap between the joint (1) and the first welding core (5), and the second sealing ring (19) is used for sealing the gap between the joint (1) and the valve (2).

8. The quick-plug adapter gas tube of claim 6, wherein, The second pipe assembly further comprises a bellows (6), a second welding core (7) and a small sleeve ring (8), the two ends of the bellows (6) are respectively welded with the first welding core (5) and the second welding core (7), the bellows (6) is sleeved with a mesh sleeve (61), one end of the mesh sleeve (61) is connected with the first welding core (5) and forms a first connecting part at the connecting position, the other end of the mesh sleeve (61) is connected with the second welding core (7) and forms a second connecting part at the connecting position, two small sleeve rings (8) are respectively pressed against the first connecting part and the second connecting part, and the mesh sleeve (61) is sleeved with a protective sleeve (62), the protective sleeve (62) covers the small sleeve ring (8) and is fixedly connected with the first welding core (5).

9. The push-to-connect adapter gas pipe of any of claims 1-8, wherein, One end of the joint (1) is protrudingly provided with a limiting column (15), one end of the valve (2) is fixedly provided with a limiting sheet (22), the limiting sheet (22) is provided with an arc-shaped groove (221), the arc-shaped groove (221) is a quarter of a circular arc, the limiting column (15) is limited in the arc-shaped groove (221) and slides along the arc-shaped groove (221).

10. The quick-plug adapter gas tube of claim 9, wherein, One end of the joint (1) is further provided with an elastic piece (16), the bottom end of the elastic piece (16) is connected with a spring (17), the limiting sheet (22) is provided with a first through hole (222) and a second through hole (223), the diameter of the first through hole (222) is smaller than the diameter of the end of the elastic piece (16), the diameter of the second through hole (223) is larger than the diameter of the end of the elastic piece (16), the positions of the first through hole (222) and the second through hole (223) respectively correspond to the two ends of the arc-shaped groove (221), when the elastic piece (16) is located at the first through hole (222), the spring (17) is compressed, when the elastic piece (16) is located at the second through hole (223), the spring (17) rebounds, so that the elastic piece (16) extends out of the second through hole (223).

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