Double-side welding galvanized spiral gas drainage pipe

Abstract

The utility model provides a double-side welding galvanized spiral gas drainage pipe which comprises a drainage pipe body and a sealing groove, convex ribs are arranged on the drainage pipe body, connecting pieces are arranged on the two sides of the drainage pipe body, flange plates are arranged on the outer sides of the connecting pieces, screw holes are formed in the flange plates, and the sealing groove is formed in the drainage pipe body. First mounting grooves are formed in the two sides of the drainage pipe body, a second mounting groove is formed in the connecting piece, a mounting hole is formed in the second mounting groove, a push rod is slidably connected into the mounting hole, and a blocking ring is arranged on the outer side of the mounting hole. According to the double-face welding galvanized spiral gas drainage pipe, after two drainage pipes are installed and connected, the lantern ring is rotated to drive the extrusion assembly to push the push rod to move in the butt joint direction, and therefore the sealing grooves in the two sides get close to the middle to tightly press the sealing ring in the middle; the operation steps of the sealing process of the sealing ring are simple, and the installation difficulty of the sealing ring is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to gas extraction pipe technical field especially relates to a double -sided welding galvanized spiral gas extraction pipe. BACKGROUND

[0002] Spiral gas extraction pipeline is widely used in underground gas extraction, air conditioning and other fields, the existing spiral air pipe rolled from cold rolled steel overcomes the original inorganic glass steel pipe poor toughness, big brittleness, easy deformation, hygroscopicity, poor water resistance and other defects, and the seamless steel pipe heavy weight, high difficulty of installation, poor water resistance, poor corrosion resistance, uneven wall thickness and other defects, and the polyvinyl chloride pipe is easy to age in humid, high temperature environment, the pipe body is easy to break in the cold environment in the north, poor flame retardance and other defects.

[0003] When installing the sealing element of the connection of the gas extraction pipe, it is difficult to ensure the sealing property, and the steps are complicated.

[0004] Therefore, it is necessary to provide a double-sided welding galvanized spiral gas extraction pipe to solve the above technical problems. SUMMARY

[0005] The utility model provides a double -sided welding galvanized spiral gas extraction pipe, solved the sealing element of the connection of the installation gas extraction pipe, because need guarantee sealing property, therefore, it is difficult, and the step is more complicated problem.

[0006] To solve the above technical problems, the utility model provides a double -sided welding galvanized spiral gas extraction pipe, which comprises: an extraction pipe body and a sealing groove, the extraction pipe body is provided with a convex rib, the both sides of the extraction pipe body are provided with connecting pieces, the outer side of the connecting piece is provided with a flange plate, the flange plate is provided with a screw hole, the both sides of the extraction pipe body are provided with a first installation groove, the connecting piece is provided with a second installation groove, the second installation groove is provided with a mounting hole, the mounting hole is slidably connected with a push rod, the outer side of the mounting hole is provided with a blocking ring, the push rod is sleeved with a first spring, the first installation groove is provided with a sleeve ring, one side of the sleeve ring towards the connecting piece is provided with an extrusion assembly, the connecting piece is provided with a limiting assembly, the sleeve ring is fixedly connected with a limiting rod, and the sealing groove is provided with a sealing ring.

[0007] Preferably, the extrusion assembly comprises a first extrusion block and a second extrusion block, the first extrusion block is fixedly connected with the push rod at one end outside the connecting piece, the first extrusion block is provided with a first inclined surface, the second extrusion block is provided with a second inclined surface, one side of the connecting piece towards the sleeve ring is provided with a containing groove, the containing groove corresponds to the shape of the first extrusion block, the first extrusion block is slidably connected with the containing groove, the containing groove is fixedly connected with a second spring, the other end of the second spring is fixedly connected with the first extrusion block, and the lower side of the containing groove is provided with a limiting plate.

[0008] Preferably, the sleeve ring comprises a ring-shaped part, the two sides of the ring-shaped part are provided with fixed ears, and the fixed ears are provided with first fastening screws.

[0009] Preferably, the limiting assembly comprises a limiting block, the limiting block is provided with a positioning groove, the ring-shaped part is fixedly connected with a limiting rod, and the limiting rod corresponds to the positioning groove.

[0010] Preferably, the limiting block is rotatably connected with an arc-shaped limiting rod, and the arc-shaped limiting rod is provided with a second fastening screw.

[0011] Preferably, the sealing groove is provided with a positioning rod, the second mounting groove is provided with a positioning hole, and the position of the positioning rod corresponds to the positioning hole.

[0012] Compared with the related art, the double-face welded galvanized spiral gas drainage pipe has the following beneficial effects:

[0013] The double-face welded galvanized spiral gas drainage pipe provided by the utility model is characterized in that after the installation and connection of the two drainage pipes are completed, the sleeve ring is rotated to drive the extrusion assembly to push the push rod to move in the butt joint direction, so that the sealing grooves on the two sides are close to each other to compress the sealing ring in the middle, the operation steps of the sealing process of the sealing ring are relatively simple, and the installation difficulty of the sealing ring is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The structure schematic view of a preferred embodiment of the double-face welded galvanized spiral gas drainage pipe provided by the utility model is shown in the figure;

[0015] Figure 2 The structure schematic view of the connecting piece in the utility model is shown in the figure;

[0016] Figure 3 The structure schematic view of the connecting piece and the sleeve ring in the utility model is shown in the figure;

[0017] Figure 4 The structure schematic view of the limiting assembly and the first extrusion block in the utility model is shown in the figure;

[0018] Figure 5 is a structure diagram of the sleeve ring in the utility model;

[0019] Figure 6 is a structure diagram of the containing groove, the first spring and the second spring in the utility model;

[0020] Figure 7 is a structure diagram of the sealing groove and the sealing ring in the utility model.

[0021] In the drawing, 1 is a main body of the gas extraction pipe, 2 is a protruding rib, 3 is a connecting piece, 4 is a flange plate, 5 is a screw hole, 6 is a first installation groove, 7 is a second installation groove, 8 is an installation hole, 9 is a pushing rod, 10 is a blocking ring, 11 is a first spring, 12 is a first extrusion block, 13 is a first inclined surface, 14 is a containing groove, 15 is a second spring, 16 is a limiting plate, 17 is a sleeve ring, 171 is a ring-shaped piece, 172 is a fixed lug, 173 is a first fastening screw, 18 is a second extrusion block, 19 is a second inclined surface, 20 is a limiting assembly, 201 is a limiting block, 202 is a positioning groove, 203 is an arc-shaped limiting rod, 204 is a second fastening screw, 21 is a limiting rod, 22 is a sealing groove, 23 is a positioning rod, 24 is a positioning hole and 25 is a sealing ring. DETAILED DESCRIPTION

[0022] The utility model will be further explained in connection with the drawings and embodiments.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7 , among which, Figure 1 is a structure diagram of a preferred embodiment of the double-face welded galvanized spiral gas extraction pipe provided by the utility model;

[0024] Figure 2 is a structure diagram of the connecting piece in the utility model;

[0025] Figure 3 is a structure diagram of the connecting piece and the related components on the sleeve ring in the utility model;

[0026] Figure 4 is a structure diagram of the limiting assembly and the first extrusion block in the utility model;

[0027] Figure 5 is a structure diagram of the sleeve ring in the utility model;

[0028] Figure 6 is a structure diagram of the containing groove, the first spring and the second spring in the utility model;

[0029] Figure 7 It is the structural diagram of the sealing groove and the sealing ring in the utility model.

[0030] A double-sided welding galvanized spiral gas drainage pipe comprises a drainage pipe body 1 and a sealing groove 22, the drainage pipe body 1 is provided with a convex rib 2, the two sides of the drainage pipe body 1 are provided with connecting pieces 3, the outer side of the connecting piece 3 is provided with a flange plate 4, the flange plate 4 is provided with a screw hole 5, the two sides of the drainage pipe body 1 are provided with a first installation groove 6, the connecting piece 3 is provided with a second installation groove 7, the second installation groove 7 is provided with an installation hole 8, the installation hole 8 is slidably connected with a push rod 9, the outer side of the installation hole 8 is provided with a blocking ring 10, the push rod 9 is sleeved with a first spring 11, the first installation groove 6 is provided with a sleeve ring 17, one side of the sleeve ring 17 facing the connecting piece 3 is provided with an extrusion assembly, the connecting piece 3 is provided with a limiting assembly 20, the sleeve ring 17 is fixedly connected with a limiting rod 21, and the sealing groove 22 is provided with a sealing ring 25.

[0031] The connecting pieces 3 and the flange plates 4 of the two drainage pipes are aligned, positioning is carried out through the screw holes 5, the sleeve ring 17 is installed in the first installation groove 6, at this time, the sleeve ring 17 is locked by the limiting assembly 20 after being rotated and cannot be moved any more, the push rod 9 is pushed to a distance in the butt joint direction by the extrusion assembly, the sealing groove 22 abutting the end of the push rod 9 is driven to move towards the middle, the sealing ring 25 is compressed from both sides, and sealing is completed.

[0032] The extrusion assembly comprises a first extrusion block 12 and a second extrusion block 17, one end of the first extrusion block 12, which is located outside the connecting piece 3, is fixedly connected with the push rod 9, the first extrusion block 12 is provided with a first inclined surface 13, the second extrusion block 18 is provided with a second inclined surface 19, one side of the connecting piece 3 facing the sleeve ring 17 is provided with a containing groove 14, the containing groove 14 corresponds to the shape of the first extrusion block 12, the first extrusion block 12 is slidably connected with the containing groove 14, the containing groove 14 is fixedly connected with a second spring 15, the other end of the second spring 15 is fixedly connected with the first extrusion block 12, and the lower side of the containing groove 14 is provided with a limiting plate 16.

[0033] When the sleeve ring 17 is rotated, the first inclined surface 13 and the second inclined surface 19 are attached after the sleeve ring 17 is installed, at this time, the second extrusion block 17 extrudes the first extrusion block 12 to shrink into the containing groove 14, so that the first extrusion block 12 pushes the push rod 9 to a distance in the butt joint direction of the drainage pipe body 1, the sealing groove 22 can be pushed because the sealing groove 22 abuts the end of the push rod 9, the sealing ring 25 is compressed, sealing is completed.

[0034] The collar 17 comprises a ring 171, both sides of the ring 171 are provided with fixing ears 172, and the fixing ears 172 are provided with first fastening screws 173.

[0035] The fixing ears 172 and the first fastening screws 173 are used for fixing the ring 171 on both sides.

[0036] The limiting assembly 20 comprises a limiting block 201, the limiting block 201 is provided with a positioning groove 202, the ring 171 is fixedly connected with a limiting rod 21, and the limiting rod 21 corresponds to the positioning groove 202.

[0037] The limiting rod 21 is fixedly connected with the ring 171, when the collar 17 is installed, the limiting rod 21 enters the positioning groove 202, and when the collar 17 is rotated, the rotating track is also limited by the positioning groove 202.

[0038] The arc-shaped limiting rod 203 is rotatably connected to the limiting block 201, and the arc-shaped limiting rod 203 is provided with a second fastening screw 204.

[0039] The arc-shaped limiting rod 203 is rotated to a specified position and locked at the end by the second fastening screw 204, so that the limiting rod 21 is prevented from shaking and affecting stability.

[0040] The sealing groove 22 is provided with a positioning rod 23, the second mounting groove 7 is provided with a positioning hole 24, and the position of the positioning rod 23 corresponds to the positioning hole 24.

[0041] The positioning rod 23 and the positioning hole 24 facilitate the sealing groove 22 to be arranged in the second mounting groove 7, so that position deviation is prevented.

[0042] The working principle of the double-face welded galvanized spiral gas drainage pipe provided by the utility model is as follows:

[0043] The connecting pieces 3 and the flanges 4 of the two drainage pipes are aligned, the screw is positioned by penetrating the screw hole 5, the collar 17 is installed in the first mounting groove 6, at the moment, the collar 17 is locked by the limiting assembly 20 and cannot be moved any more after being rotated, the extrusion assembly pushes the pushing rod 9 to a distance in the butt joint direction, drives the sealing groove 22 abutting against the end of the pushing rod 9 to move towards the middle, and the sealing ring 25 is compressed from both sides, so that the sealing is completed.

[0044] Compared with the related art, the double-face welded galvanized spiral gas drainage pipe has the following beneficial effects:

[0045] After the installation connection of the two drainage pipes is completed, the extrusion assembly is driven by rotating the collar 17 to drive the push rod 9 to move to the butt joint direction, so that the sealing grooves 22 on both sides are close to each other to press the sealing ring 25 in the middle.

[0046] The above is only the embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A double-welded galvanized spiral gas vent pipe, characterized by, The utility model relates to a kind of exhaust pipe and sealing groove, the convex rib is provided on the exhaust pipe body, the connecting piece is provided on the both sides of the exhaust pipe body, the flange is provided outside the connecting piece, the screw hole is opened in the flange, the first installation slot is opened in the both sides of the exhaust pipe body, the second installation slot is opened in the connecting piece, the installation hole is opened in the second installation slot, the push rod is slidably connected in the installation hole, the blocking ring is provided outside the installation hole, the first spring is sleeved on the push rod, the thimble is provided in the first installation slot, the extrusion assembly is provided on the one side of the thimble towards connecting piece, the limiting assembly is provided on the connecting piece, the limiting rod is fixedly connected on the thimble, the sealing ring is provided in the sealing groove. The extrusion assembly includes first extrusion block and second extrusion block, the first extrusion block is fixedly connected with the one end of push rod located outside connecting piece, the first extrusion block is provided with first inclined plane, the second extrusion block is provided with second inclined plane, the accommodating groove is opened in the one side of connecting piece towards thimble, the shape of accommodating groove corresponds with first extrusion block, the first extrusion block is slidably connected with accommodating groove, the second spring is fixedly connected in the accommodating groove, the other end of second spring is fixedly connected with first extrusion block, the limiting plate is provided below accommodating groove.

2. A double-welded galvsned spiral gas vent pipe according to claim 1, characterized in that, The thimble includes ring member, the fixed lug is provided on the both sides of ring member, the first fastening screw is provided on the fixed lug.

3. A double-welded galvsned spiral gas vent pipe according to claim 1, characterized in that, The limiting assembly includes limiting block, the positioning slot is opened in the limiting block, the limiting rod is fixedly connected on the ring member, the limiting rod corresponds with positioning slot.

4. A double-welded galvsned spiral gas vent pipe according to claim 3, characterized in that, The arc-shaped limiting rod is rotatably connected on the limiting block, the second fastening screw is provided on the arc-shaped limiting rod.

5. A double-welded galvsned spiral gas vent pipe according to claim 4, characterized in that, The positioning rod is provided on the sealing groove, the positioning hole is opened in the second installation slot, the position of positioning rod corresponds with positioning hole.

6. A double-welded galvsnneled spiral gas vent pipe according to claim 1, wherein ​

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