Butt joint device of PE gas pipe

Abstract

The utility model relates to the technical field of gas, in particular to a PE gas pipe butt joint device which comprises a first pin shaft, a second pin shaft, a third pin shaft and a fourth pin shaft, a first limiting block of the first pin shaft is matched with a first limiting part of the second pin shaft, and a second limiting block of the third pin shaft is matched with a second limiting part of a fourth pin shaft. Compared with the prior art, the fixing mode of the PE gas pipes is convenient, fast and efficient, and the butt joint efficiency of the PE gas pipes can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas, in particular to a PE gas pipe docking device. Background Art

[0002] The Chinese patent with authorization announcement number CN213198861U discloses a docking clamp for PE gas pipes, and the specific disclosure content is that the two connecting plates of the clamping member located on the lower side are provided with connecting screws, and the two connecting plates of the clamping member located on the upper side are respectively provided with through holes for the connecting screws to pass through, and the connection between the upper and lower clamping members is achieved by threaded connection between nuts and the connecting screws. However, there are still some problems with this patent. When fixing the connecting plates on the upper and lower sides of the PE gas pipe, it is necessary to lock the nuts and the connecting screws one by one. This fixing method of the PE gas pipe is cumbersome and inefficient. Therefore, there is an urgent need for a docking device for PE gas pipes, which is not only convenient for fixing the PE gas pipes, but also can improve the docking efficiency of the PE gas pipes. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a PE gas pipe docking device, which not only has a convenient way of fixing the PE gas pipe, but also can improve the docking efficiency of the PE gas pipe.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a PE gas pipe docking device, comprising:

[0005] Base;

[0006] The first fixed hoop sleeve is used to clamp the PE gas pipe. The first fixed hoop sleeve is composed of two symmetrical first semicircular hoop sleeves, the first semicircular hoop located on the lower side is connected to the base, and first connecting plates are provided on both sides of the first semicircular hoop located on the lower side. A first groove is provided on the first connecting plate, and the opening of the first groove faces upward. A first through hole is provided on the inner wall of the first groove, and the axial direction of the first through hole is in the Y direction. A first pin shaft moving in the first through hole is provided on the first connecting plate, and a first limiting block is provided at one end of the first pin shaft close to the first groove, and a first spring plate is provided at one end of the first pin shaft away from the first groove. Second connecting plates are provided on both sides of the first semicircular hoop sleeve located on the upper side, and a second pin shaft is provided on the second connecting plate, and the axial direction of the second pin shaft is in the vertical direction. The side of the second pin shaft is provided with a first limiting portion cooperating with the first limiting block;

[0007] A first spring, one end of the first spring is connected to the first connecting plate, the other end of the first spring is connected to the first spring plate, and the elastic direction of the first spring is the Y direction;

[0008] The second fixed hoop sleeve is used to clamp the PE gas pipe. The second fixed hoop sleeve is composed of two symmetrical second semicircular hoop sleeves in the upper and lower parts. The second semicircular hoop located on the lower side is connected to the base by movement along the X direction. Both sides of the second semicircular hoop located on the lower side are provided with third connecting plates. The third connecting plate is provided with a second groove. The opening of the second groove faces upward. The inner wall of the second groove is provided with a second through hole. The third connecting plate is provided with a third pin shaft moving in the second through hole along the Y direction. The end of the third pin shaft close to the second groove is provided with a second limiting block. The end of the third pin shaft away from the second groove is provided with a second spring plate. Both sides of the second semicircular hoop sleeve located on the upper side are provided with fourth connecting plates. The fourth connecting plate is provided with a fourth pin shaft. The axial direction of the fourth pin shaft is in the vertical direction. The outer wall of the fourth pin shaft is provided with a second limiting portion cooperating with the second limiting block.

[0009] A driving assembly, the driving assembly is used to drive the second semicircular hoop located at the lower side to move;

[0010] The second spring has one end connected to the third connecting plate, and the other end connected to the second spring plate. The elastic direction of the second spring is the same as that of the first spring.

[0011] Furthermore, the driving assembly includes a screw guide rail and a slider, the axial direction of the screw guide rail is the X direction, the slider is slidably connected to the screw guide rail, and the second semicircular hoop located at the lower side is connected to the slider.

[0012] Furthermore, the first limiting portion and the second limiting portion are both truncated cone-shaped grooves, and the first limiting block and the second limiting block are both truncated cone-shaped.

[0013] Furthermore, the lower ends of the second pin shaft and the fourth pin shaft are tapered.

[0014] Furthermore, the first connecting plate is provided with a strip groove along the X direction, and the third connecting plate is provided with a convex strip that slidably cooperates with the strip groove.

[0015] The beneficial effect of the utility model is that, compared with the prior art, by setting the cooperation between the first limit block and the first limit portion, and the cooperation between the second limit block and the second limit portion, the two PE gas pipes can be efficiently and stably aligned. Compared with the prior art, the fixing method of the PE gas pipe is not only convenient, but also can improve the docking efficiency of the PE gas pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a PE gas pipe docking device according to a specific implementation method of the utility model;

[0017] Figure 2 It is a front view of a structural schematic diagram of a PE gas pipe docking device according to a specific embodiment of the utility model;

[0018] Figure 3 for Figure 2 A-direction cross-sectional view;

[0019] Figure 4 for Figure 3 A magnified view of part A;

[0020] Figure 5 for Figure 2 B-direction cross-sectional view;

[0021] Figure 6 for Figure 5 Enlarged view of part B.

[0022] Description of symbols

[0023] 1. Base; 2. First fixed hoop; 21. First semicircular hoop; 22. First connecting plate; 221. Strip groove; 23. First groove; 24. First through hole; 25. First pin; 251. First limit block; 26. First spring plate; 3. Second connecting plate; 31. Second pin; 4. First spring; 5. Second fixed hoop; 51. Second semicircular hoop; 52. Third connecting plate; 521. Protruding strip; 53. Second groove; 54. Second through hole; 55. Third pin; 551. Second limit block; 56. Second spring plate; 6. Fourth connecting plate; 61. Fourth pin; 611. Second limit part; 7. Drive assembly; 71. Screw guide rail; 72. Sliding block; 8. Second spring. DETAILED DESCRIPTION

[0024] In order to explain the technical content, achieved objectives and effects of the present invention in detail, the following is an explanation in conjunction with the implementation modes and the accompanying drawings.

[0025] Please refer to Figures 1 to 6 , a PE gas pipe docking device, comprising:

[0026] Base 1;

[0027] The first fixed hoop sleeve 2 is used to clamp the PE gas pipe. The first fixed hoop sleeve 2 is composed of two symmetrical first semicircular hoop 21 sleeves in the upper and lower parts. The first semicircular hoop 21 located on the lower side is connected to the base 1. Both sides of the first semicircular hoop 21 located on the lower side are provided with first connecting plates 22. The first connecting plate 22 is provided with a first groove 23. The opening of the first groove 23 faces upward. The inner wall of the first groove 23 is provided with a first through hole 24. The axial direction of the first through hole 24 is in the Y direction. The first connecting plate 22 is provided with a first pin shaft 25 that moves in the first through hole 24. The end of the first pin shaft 25 close to the first groove 23 is provided with a first limiting block 251. The end of the first pin shaft 25 away from the first groove 23 is provided with a first spring plate 26. Both sides of the first semicircular hoop 21 sleeve located on the upper side are provided with second connecting plates 3. The second connecting plate 3 is provided with a second pin shaft 31. The axial direction of the second pin shaft 31 is in the vertical direction. The side of the second pin shaft 31 is provided with a first limiting portion that cooperates with the first limiting block 251.

[0028] A first spring 4, one end of the first spring 4 is connected to the first connecting plate 22, the other end of the first spring 4 is connected to the first elastic plate 26, and the elastic direction of the first spring 4 is the Y direction;

[0029] The second fixing hoop 5 is used to clamp the PE gas pipe. The second fixing hoop 5 is composed of two symmetrical second semicircular hoop 51 sets in the upper and lower parts. The second semicircular hoop 51 located on the lower side is connected to the base 1 by movement along the X direction. Both sides of the second semicircular hoop 51 located on the lower side are provided with third connecting plates 52. The third connecting plate 52 is provided with a second groove 53. The opening of the second groove 53 faces upward. The inner wall of the second groove 53 is provided with a second through hole 54. The third connecting plate 52 is provided with a third pin shaft 55 moving in the second through hole 54 along the Y direction. The end of the third pin shaft 55 close to the second groove 53 is provided with a second limiting block 551. The end of the third pin shaft 55 away from the second groove 53 is provided with a second spring plate 56. Both sides of the second semicircular hoop 51 set located on the upper side are provided with fourth connecting plates 6. The fourth connecting plate 6 is provided with a fourth pin shaft 61. The axial direction of the fourth pin shaft 61 is in the vertical direction. The outer wall of the fourth pin shaft 61 is provided with a second limiting portion 611 cooperating with the second limiting block 551.

[0030] A driving assembly 7, the driving assembly 7 is used to drive the second semicircular hoop 51 located at the lower side to move;

[0031] The second spring 8 has one end connected to the third connecting plate 52 , and the other end connected to the second elastic plate 56 . The elastic direction of the second spring 8 is the same as that of the first spring 4 .

[0032] In the above embodiment, the process of docking two PE gas pipes is to place one of the PE gas pipes in the first fixed hoop 2, and the other PE gas pipe in the second hoop, and then insert the second pin shaft 31 of the second connecting plate 3 into the first groove 23 of the first connecting plate 22, when one end of the second pin shaft 31 squeezes the first pin shaft 25 close to the first groove 23 of the first limit block 251, the first spring 4 is ejected in the opposite direction of Y, the first limit block 251 cooperates with the first limit portion, and the first spring 4 is reset by elastic potential energy. Similarly, when the fourth pin shaft 61 of the fourth connecting plate 6 is inserted into the second groove 53 of the third connecting plate 52, when one end of the fourth pin shaft 61 squeezes the second pin shaft 31 close to the second groove 53 of the second limit block 551, the second spring 8 is ejected in the opposite direction of Y, the second limit block 551 cooperates with the second limit portion 611, and the second spring 8 is reset by elastic potential energy. The two PE gas pipes can be fixed in the above manner, and then the first fixed hoop 2 is moved along the X direction to dock the ports of the two PE gas pipes.

[0033] As an optional embodiment, the drive assembly 7 includes a screw guide rail 71 and a slider 72 . The axial direction of the screw guide rail 71 is the X direction. The slider 72 is slidably connected to the screw guide rail 71 . The second semicircular hoop 51 located at the lower side is connected to the slider 72 .

[0034] In the above embodiment, the slider 72 moves along the screw guide rail 71, thereby driving the semicircular hoop located at the lower side to move along the screw guide rail 71, so that the ports of the two PE gas pipes are butted.

[0035] As an optional implementation, the first limiting portion and the second limiting portion 611 are both in the shape of a truncated cone-shaped groove, and the first limiting block 251 and the second limiting block 551 are both in the shape of a truncated cone.

[0036] In the above implementation manner, it is better that the first limiting block 251 cooperates with the first limiting portion, and the second limiting block 551 cooperates with the second limiting portion 611, thereby ensuring the stability of the alignment of the two PE gas pipes.

[0037] As an optional implementation, the lower ends of the second pin shaft 31 and the fourth pin shaft 61 are conical in shape.

[0038] In the above embodiment, by setting a taper, the first pin 25 and the third pin 55 can be better extruded in the opposite direction of X.

[0039] As an optional implementation, the first connecting plate 22 is provided with a strip groove 221 along the X direction, and the third connecting plate 52 is provided with a convex strip 521 that slidably cooperates with the strip groove 221 .

[0040] In the above embodiment, when the second semicircular hoop 51 located at the lower side moves along the X direction, the convex strip 521 of the third connecting plate cooperates with the strip groove 221 to ensure the stability of the alignment of the ports of the two PE gas pipes.

[0041] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent transformations made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in the relevant technical field, are also included in the patent protection scope of the present invention.

Claims

1. A PE gas pipe docking device, characterized in that: include: Base; The first fixed hoop sleeve is used to clamp the PE gas pipe. The first fixed hoop sleeve is composed of two symmetrical first semicircular hoop sleeves, the first semicircular hoop located on the lower side is connected to the base, and first connecting plates are provided on both sides of the first semicircular hoop located on the lower side. A first groove is provided on the first connecting plate, and the opening of the first groove faces upward. A first through hole is provided on the inner wall of the first groove, and the axial direction of the first through hole is in the Y direction. A first pin shaft moving in the first through hole is provided on the first connecting plate, and a first limiting block is provided at one end of the first pin shaft close to the first groove, and a first spring plate is provided at one end of the first pin shaft away from the first groove. Second connecting plates are provided on both sides of the first semicircular hoop sleeve located on the upper side, and a second pin shaft is provided on the second connecting plate, and the axial direction of the second pin shaft is in the vertical direction. The side of the second pin shaft is provided with a first limiting portion cooperating with the first limiting block; A first spring, one end of the first spring is connected to the first connecting plate, the other end of the first spring is connected to the first spring plate, and the elastic direction of the first spring is the Y direction; The second fixed hoop sleeve is used to clamp the PE gas pipe. The second fixed hoop sleeve is composed of two symmetrical second semicircular hoop sleeves in the upper and lower parts. The second semicircular hoop located on the lower side is connected to the base by movement along the X direction. Both sides of the second semicircular hoop located on the lower side are provided with third connecting plates. The third connecting plate is provided with a second groove. The opening of the second groove faces upward. The inner wall of the second groove is provided with a second through hole. The third connecting plate is provided with a third pin shaft moving in the second through hole along the Y direction. The end of the third pin shaft close to the second groove is provided with a second limiting block. The end of the third pin shaft away from the second groove is provided with a second spring plate. Both sides of the second semicircular hoop sleeve located on the upper side are provided with fourth connecting plates. The fourth connecting plate is provided with a fourth pin shaft. The axial direction of the fourth pin shaft is in the vertical direction. The outer wall of the fourth pin shaft is provided with a second limiting portion cooperating with the second limiting block. A driving assembly, the driving assembly is used to drive the second semicircular hoop located at the lower side to move; The second spring has one end connected to the third connecting plate, and the other end connected to the second spring plate. The elastic direction of the second spring is the same as that of the first spring.

2. The PE gas pipe docking device according to claim 1, characterized in that: The driving assembly comprises a screw guide rail and a slider. The axial direction of the screw guide rail is the X direction. The slider is slidably connected to the screw guide rail. The second semicircular hoop located at the lower side is connected to the slider.

3. The PE gas pipe docking device according to claim 1, characterized in that: The first limiting portion and the second limiting portion are both truncated cone-shaped grooves, and the first limiting block and the second limiting block are both truncated cone-shaped.

4. The PE gas pipe docking device according to claim 1, characterized in that: The lower ends of the second pin and the fourth pin are tapered.

5. The PE gas pipe docking device according to claim 1, characterized in that: The first connecting plate is provided with a strip groove along the X direction, and the third connecting plate is provided with a convex strip which is slidably matched with the strip groove.

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