Steel-plastic composite gas introduction pipe

Abstract

The utility model relates to the technical field of fuel gas introduction pipes, and discloses a steel-plastic composite fuel gas introduction pipe which comprises a first fuel gas pipe, a fuel gas branch pipe is fixedly sleeved with the interior of the left side of the first fuel gas pipe, a vertical plate is fixedly connected to the top of the first fuel gas pipe, and a rotating rod is movably sleeved with the interior of the vertical plate. By arranging the rotating rod, the rotating rod, the sleeve rod, the vertical rod and the plugging ring, a second locking rod is rotated firstly, so that the second locking rod is separated from the interior of a first circular groove, the fixing effect on a third handle and the rotating rod is relieved, and when the third handle is rotated, the third handle drives the rotating rod and the rotating rod to rotate; at the moment, a rotating rod extrudes and pushes a sleeve rod, so that the sleeve rod drives a vertical rod and a plugging ring to vertically move downwards under the limiting action of a first gas pipe, and finally, when the plugging ring moves to the position below the gas branch pipe, the plugging effect on the gas branch pipe is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas introduction pipe technical field more specifically, the utility model relates to a kind of steel plastic composite gas introduction pipe. BACKGROUND

[0002] Gas introduction pipe is the key pipeline connecting municipal gas pipe network and user indoor gas system, responsible for the safe delivery of gas from the main pipe to user end, usually using corrosion-resistant, high-strength steel pipe or PE pipe, buried laying needs to be anticorrosion treated, and meet the safety spacing requirements, the introduction pipe needs to have air tightness, pressure resistance, and the slope design needs to avoid liquid accumulation, ensure pure gas transmission, construction needs to strictly follow relevant provisions, regular detection to prevent leakage, is the first line of defense to ensure gas safety.

[0003] During the operation of gas, the corresponding gas introduction pipe is often used to carry out gas transmission operation, and the existing gas introduction pipe has basic transmission function in actual use, but the general gas introduction pipe needs to be nitrogen purged and detected after leakage accident, which will cause large area of gas stop, and the residents in a whole community will be affected, not only affecting the normal life of users, but also the detection time is long, the detection area is large, so that the detection efficiency is also reduced, so it needs to be improved. UTILITY MODEL CONTENT

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a steel plastic composite gas introduction pipe, which has the advantages of convenient maintenance.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a steel plastic composite gas introduction pipe, comprising a first gas pipe, a gas branch pipe is fixedly sleeved in the left side of the first gas pipe, a vertical plate is fixedly connected to the top of the first gas pipe, a rotating rod is movably sleeved in the vertical plate, the other end of the rotating rod penetrates through the vertical plate and extends to the outside of the vertical plate and is fixedly sleeved with a rotating rod, a sleeve rod is movably connected to the outer surface of the rotating rod, a vertical rod is fixedly connected to the bottom of the sleeve rod, a sealing ring is fixedly connected to the bottom end of the vertical rod and extends to the inside of the first gas pipe, the outer surface of the sealing ring is movably sleeved with the inner surface of the first gas pipe, and a first circular groove is formed in the front of the vertical plate above and below the rotating rod.

[0006] As a preferred technical scheme of the utility model, a third handle is fixedly connected to the front of the rotating rod, a second locking rod is threadedly sleeved in the inside of the bottom of the third handle, and the other end of the second locking rod penetrates through the third handle and extends to the inside of the first circular groove and is threadedly sleeved with the inside of the first circular groove.

[0007] As a preferred technical scheme of the utility model, the bottom of the outer surface of the first gas pipe is sleeved with a fixed sleeve plate, the right side of the fixed sleeve plate is fixedly connected with a fixed frame, the inside of the front of the fixed frame is movably sleeved with a movable frame, the inside of the front of the movable frame is movably sleeved with a first handle, the other end of the first handle penetrates through the movable frame and extends to the inside of the movable frame and is movably sleeved with a gear.

[0008] As a preferred technical scheme of the utility model, the top and bottom of the gear are movably connected with a second toothed plate and a first toothed plate respectively, the left side of the first toothed plate is fixedly connected with a fixed rod, the outer surface of the fixed rod is movably connected with the inside of the second toothed plate, the right side of the fixed rod and the top of the second toothed plate are fixedly connected with sliding blocks, the outer surface of the sliding blocks is movably connected with the inner surface of the movable frame.

[0009] As a preferred technical scheme of the utility model, the other end of the sliding block is fixedly connected with a clamping plate, the inside of the clamping plate is movably connected with a second gas pipe.

[0010] As a preferred technical scheme of the utility model, the inside of the right side of the movable frame is movably sleeved with a pull rod, the other end of the pull rod penetrates through the movable frame and extends to the inside of the movable frame and is fixedly connected with a locking block, the left side of the locking block is movably connected with the outer surface of the gear, the right side of the locking block is fixedly connected with a spring, the right end of the spring is fixedly connected with the right side of the inner cavity of the movable frame.

[0011] As a preferred technical scheme of the utility model, the left and right sides of the front of the fixed frame are fixedly connected with rectangular plates, the inside of the rectangular plate is movably sleeved with a threaded rod, the outer surface of the threaded rod is threadedly sleeved with a moving block, the bottom end of the moving block is hingedly connected with an inclined rod, the other end of the inclined rod is hingedly connected with the top of the movable frame, the right side of the threaded rod is fixedly connected with a second handle, the inside of the second handle is threadedly sleeved with a first locking rod, the right side of the rectangular plate is uniformly provided with a second circular groove, the other end of the first locking rod penetrates through the second handle and extends to the inside of the second circular groove and is threadedly sleeved with the inside of the second circular groove.

[0012] Compared with the prior art, the utility model has the beneficial effects as follows:

[0013] 1. The utility model discloses a rotatory rod, rotating rod, sleeve rod, vertical rod and plugging ring are set up, first rotate second locking rod, make second locking rod separate from the inside of first circular groove to the fixed effect of no. 3 handle and rotatory rod is released, when rotating no. 3 handle at this moment, let no. 3 handle drive rotatory rod and rotating rod rotate, at this moment, rotating rod extrudes and pushes sleeve rod, make sleeve rod drive vertical rod and plugging ring under the location effect of first gas pipe, vertical downward motion is generated, finally when plugging ring moves to the below of gas branch pipe, realize the plugging effect of gas branch pipe, at this moment, the residence along the line of gas branch pipe is stopped to continue to supply gas, at this moment, the maintenance operation is carried out, and it is nitrogen purging operation to the branch line pipeline, and the gas supply of gas main pipe is not influenced, thereby reduce the maintenance range and the labor intensity of operating personnel, realize the function that is convenient for maintenance.

[0014] 2. The utility model discloses a movable frame, threaded rod, moving block, slope and no. 2 handle are set up, when rotating first locking rod, make first locking rod separate from the inside of second circular groove after, will release the fixed effect of no. 2 handle and threaded rod, then rotate no. 2 handle, make threaded rod begin to rotate to let moving block under the location effect of fixed frame, horizontal left motion is generated, and make slope move, finally make movable frame drive second gas pipe under the location effect of fixed frame, vertical upward motion is generated, make first gas pipe and second gas pipe closely adhere to, realized the function that is convenient for installing second gas pipe, reduced the labor intensity of operating personnel, improved the efficiency that operating personnel disassembles second gas pipe. ACCURACY OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of the utility model;

[0016] Figure 2 It is the sectional structure schematic diagram of the utility model front;

[0017] Figure 3 It is the structure schematic diagram of the utility model side;

[0018] Figure 4 It is the sectional structure schematic diagram of the movable frame of the utility model;

[0019] Figure 5 It is the sectional structure schematic diagram of the plugging ring of the utility model;

[0020] Figure 6 It is the sectional structure schematic diagram of the fixed frame of the utility model.

[0021] In the diagram: 1. First gas pipe; 2. Gas branch pipe; 3. Vertical plate; 4. Rotating rod; 5. Rotating rod; 6. Sleeve rod; 7. Vertical rod; 8. Sealing ring; 9. First circular groove; 10. Fixed sleeve plate; 11. Fixed frame; 12. Movable frame; 13. Handle No. 1; 14. Gear; 15. First toothed plate; 16. Second toothed plate; 17. Fixed rod; 18. Sliding block; 19. Clamping plate; 20. Pull rod; 21. Locking block; 22. Spring; 23. Rectangular plate; 24. Threaded rod; 25. Moving block; 26. Diagonal rod; 27. Handle No. 2; 28. First locking rod; 29. ​​Second circular groove; 30. Second gas pipe; 31. Handle No. 3; 32. Second locking rod. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] like Figures 1 to 6 As shown, this utility model provides a steel-plastic composite gas inlet pipe, including a first gas pipe 1, a gas branch pipe 2 fixedly sleeved inside the left side of the first gas pipe 1, a vertical plate 3 fixedly connected to the top of the first gas pipe 1, a rotating rod 4 movably sleeved inside the vertical plate 3, the other end of the rotating rod 4 passing through the vertical plate 3 and extending to the outside of the vertical plate 3 and fixedly sleeved with a rotating rod 5, a sleeve rod 6 movably connected to the outer surface of the rotating rod 5, a vertical rod 7 fixedly connected to the bottom of the sleeve rod 6, the bottom end of the vertical rod 7 passing through the first gas pipe 1 and extending into the interior of the first gas pipe 1 and fixedly connected with a sealing ring 8, the outer surface of the sealing ring 8 movably sleeved with the inner surface of the first gas pipe 1, and a first circular groove 9 located above and below the rotating rod 4 on the front side of the vertical plate 3.

[0024] When the rotating rod 4 is rotated, the rotating rod 5 will rotate. At this time, the rotating rod 5 will squeeze and push the sleeve rod 6, causing the sleeve rod 6 to drive the vertical rod 7 and the sealing ring 8 to move vertically downward under the limiting action of the first gas pipe 1. Finally, the sealing ring 8 will move to the bottom of the gas branch pipe 2, thereby achieving the sealing effect of the gas branch pipe 2.

[0025] Among them, the front of the rotating rod 4 is fixedly connected to the third handle 31, and the bottom of the third handle 31 is threaded with the second locking rod 32. The other end of the second locking rod 32 passes through the third handle 31 and extends into the interior of the first circular groove 9 and is threaded with the interior of the first circular groove 9.

[0026] When the second locking rod 32 is rotated, the second locking rod 32 is disengaged from the inside of the first circular groove 9, and the fixing effect of the third handle 31 is released.

[0027] The bottom of the outer surface of the first gas pipe 1 is fixedly sleeved with a fixed sleeve plate 10, the right side of the fixed sleeve plate 10 is fixedly connected with a fixed frame 11, the inside of the fixed frame 11 is movably connected with a movable frame 12, the inside of the front of the movable frame 12 is movably sleeved with a first handle 13, the other end of the first handle 13 penetrates through the movable frame 12 and extends into the inside of the movable frame 12 and is fixedly sleeved with a gear 14.

[0028] When the movable frame 12 moves, due to the limiting effect of the fixed frame 11, the movable frame 12 moves vertically up and down.

[0029] The top and bottom of the gear 14 are respectively meshingly connected with a second toothed plate 16 and a first toothed plate 15, the left side of the first toothed plate 15 is fixedly connected with a fixed rod 17, the outer surface of the fixed rod 17 is movably connected with the inside of the second toothed plate 16, the right side of the fixed rod 17 and the top of the second toothed plate 16 are both fixedly connected with a sliding block 18, and the outer surface of the sliding block 18 is movably connected with the inner surface of the movable frame 12.

[0030] When the gear 14 is rotated, the first toothed plate 15 and the second toothed plate 16 move horizontally towards each other, so that the second toothed plate 16 and the fixed rod 17 drive the two sliding blocks 18 to move horizontally towards each other under the limiting effect of the movable frame 12.

[0031] The other end of the sliding block 18 is fixedly connected with a clamping plate 19, and the inner side of the clamping plate 19 is movably connected with a second gas pipe 30.

[0032] When the two sliding blocks 18 move, the two clamping plates 19 move horizontally towards each other, thereby achieving the clamping and fixing effect of the second gas pipe 30.

[0033] The inside of the right side of the movable frame 12 is movably sleeved with a pull rod 20, the other end of the pull rod 20 penetrates through the movable frame 12 and extends into the inside of the movable frame 12 and is fixedly connected with a locking block 21, the left side of the locking block 21 is meshingly connected with the outer surface of the gear 14, the right side of the locking block 21 is fixedly connected with a spring 22, and the right end of the spring 22 is fixedly connected with the right side of the inner cavity of the movable frame 12.

[0034] When the pull rod 20 is pulled, the locking block 21 moves horizontally to the right, thereby releasing the fixing effect of the gear 14.

[0035] The right and left sides of the front of the fixed frame 11 are fixedly connected with rectangular plates 23, the inside of the rectangular plate 23 movably sleeved with a threaded rod 24, the outer surface of the threaded rod 24 is threaded with a moving block 25, the bottom end of the moving block 25 is hinged with an inclined rod 26, the other end of the inclined rod 26 is hinged with the top of the movable frame 12, the right side of the threaded rod 24 is fixedly connected with a second handle 27, the inside of the second handle 27 is threaded with a first locking rod 28, the right side of the rectangular plate 23 is uniformly provided with a second circular groove 29, the other end of the first locking rod 28 penetrates through the second handle 27 and extends to the inside of the second circular groove 29 and is threaded with the inside of the second circular groove 29.

[0036] When the first locking rod 28 is rotated, the first locking rod 28 is separated from the inside of the second circular groove 29, the fixing effect of the second handle 27 is released, and the second handle 27 can be rotated to drive the threaded rod 24 to rotate.

[0037] The working principle and use process of the utility model:

[0038] First, the gas branch pipe 2 needs to be plugged, at this time, the second locking rod 32 is rotated, the second locking rod 32 is separated from the inside of the first circular groove 9, the fixing effect of the third handle 31 and the rotating rod 4 is released, at this time, the third handle 31 is rotated, the third handle 31 drives the rotating rod 4 and the rotating rod 5 to rotate, at this time, the rotating rod 5 extrudes and pushes the sleeve rod 6, the sleeve rod 6 drives the vertical rod 7 and the plugging ring 8 to vertically move downward under the limiting action of the first gas pipe 1, finally, when the plugging ring 8 moves to the lower side of the gas branch pipe 2, the plugging effect of the gas branch pipe 2 is realized, at this time, the gas supply to the residential along the line of the gas branch pipe 2 is stopped, at this time, the maintenance operation is carried out, the nitrogen blowing operation is carried out for the branch pipeline, and the gas supply of the gas main pipe is not affected, thereby the maintenance range and the labor intensity of the operator are reduced, and the function of facilitating maintenance is realized.

[0039] When the second gas pipe 30 needs to be installed, first pull the pull rod 20, so that the locking block 21 moves to the right, the fixing effect of the first handle 13 and the gear 14 is released, then rotate the first handle 13 and the gear 14, so that the first toothed plate 15 and the second toothed plate 16 move horizontally in opposite directions, and the two sliding blocks 18 and the two clamping plates 19 move horizontally in opposite directions under the limiting action of the movable frame 12, when the two clamping plates 19 move to the farthest place, the second gas pipe 30 is placed between the two clamping plates 19, and the first handle 13 is rotated again, so that the two clamping plates 19 move towards each other, realizing the clamping and fixing of the second gas pipe 30, then rotate the first locking rod 28, so that the first locking rod 28 is separated from the inside of the second circular groove 29, then rotate the second handle 27, so that the threaded rod 24 starts to rotate, so that the moving block 25 moves horizontally to the left under the limiting action of the fixed frame 11, and the inclined rod 26 moves, finally the movable frame 12 drives the second gas pipe 30 to move vertically upward under the limiting action of the fixed frame 11, so that the first gas pipe 1 and the second gas pipe 30 are closely attached, realizing the function of conveniently installing the second gas pipe 30, reducing the labor intensity of the operator, and improving the efficiency of the operator in disassembling and assembling the second gas pipe 30.

[0040] It should be noted that, in this text, relational terms such as first and second are used only to distinguish one entity or action from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or actions. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0041] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A steel-plastic composite gas inlet pipe comprising a first gas pipe (1), characterized in that: The left side of the first gas pipe (1) is internally fixedly sleeved with a gas branch pipe (2), the top of the first gas pipe (1) is fixedly connected with a vertical plate (3), the inside of the vertical plate (3) is movably sleeved with a rotating rod (4), the other end of the rotating rod (4) penetrates through the vertical plate (3) and extends to the outside of the vertical plate (3) and is fixedly sleeved with a rotating rod (5), the outer surface of the rotating rod (5) is movably connected with a sleeve rod (6), the bottom of the sleeve rod (6) is fixedly connected with a vertical rod (7), the bottom end of the vertical rod (7) penetrates through the first gas pipe (1) and extends to the inside of the first gas pipe (1) and is fixedly connected with a blocking ring (8), the outer surface of the blocking ring (8) is movably sleeved with the inner surface of the first gas pipe (1), and the front of the vertical plate (3) is provided with a first circular groove (9) above and below the rotating rod (4).

2. A steel-plastic composite gas inlet pipe according to claim 1, characterized in that: The front of the rotating rod (4) is fixedly connected with a third handle (31), the inside of the bottom of the third handle (31) is threadedly sleeved with a second locking rod (32), the other end of the second locking rod (32) penetrates through the third handle (31) and extends to the inside of the first circular groove (9) and is threadedly sleeved with the inside of the first circular groove (9).

3. The steel-plastic composite gas inlet pipe according to claim 1, characterized in that: The bottom of the outer surface of the first gas pipe (1) is fixedly sleeved with a fixed sleeve plate (10), the right side of the fixed sleeve plate (10) is fixedly connected with a fixed frame (11), the inside of the fixed frame (11) is movably connected with a movable frame (12), the front of the movable frame (12) is movably sleeved with a first handle (13), the other end of the first handle (13) penetrates through the movable frame (12) and extends to the inside of the movable frame (12) and is fixedly sleeved with a gear (14).

4. A steel-plastic composite gas inlet pipe according to claim 3, characterized in that: The top and bottom of the gear (14) are respectively meshedly connected with a second toothed plate (16) and a first toothed plate (15), the left side of the first toothed plate (15) is fixedly connected with a fixed rod (17), the outer surface of the fixed rod (17) is movably connected with the inside of the second toothed plate (16), the right side of the fixed rod (17) and the top of the second toothed plate (16) are fixedly connected with a sliding block (18), and the outer surface of the sliding block (18) is movably connected with the inner surface of the movable frame (12).

5. A steel-plastic composite gas inlet pipe according to claim 4, characterized in that: The other end of the sliding block (18) is fixedly connected with a clamping plate (19), and the inner side of the clamping plate (19) is movably connected with a second gas pipe (30).

6. A steel-plastic composite gas inlet pipe according to claim 3, characterized in that: The inside of the right side of the movable frame (12) is movably sleeved with a pull rod (20), the other end of the pull rod (20) penetrates through the movable frame (12) and extends to the inside of the movable frame (12) and is fixedly connected with a locking block (21), the left side of the locking block (21) is meshedly connected with the outer surface of the gear (14), the right side of the locking block (21) is fixedly connected with a spring (22), and the right end of the spring (22) is fixedly connected with the right side of the inner cavity of the movable frame (12).

7. A steel-plastic composite gas inlet pipe according to claim 3, characterized in that: Both left and right sides of the front of the fixing frame (11) are fixedly connected with rectangular plates (23), the inside of the rectangular plate (23) movably sleeved with a threaded rod (24), the outer surface of the threaded rod (24) is threadedly sleeved with a moving block (25), the bottom end of the moving block (25) is hingedly connected with an inclined rod (26), the other end of the inclined rod (26) is hingedly connected with the top of the movable frame (12), the right side of the threaded rod (24) is fixedly connected with a second handle (27), the inside of the second handle (27) is threadedly sleeved with a first locking rod (28), the right side of the rectangular plate (23) is uniformly provided with a second circular groove (29), the other end of the first locking rod (28) penetrates through the second handle (27) and extends to the inside of the second circular groove (29) and is threadedly sleeved with the inside of the second circular groove (29).

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