CN215981232U - Spiral gas pipe - Google Patents
Spiral gas pipe Download PDFInfo
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- CN215981232U CN215981232U CN202121580740.9U CN202121580740U CN215981232U CN 215981232 U CN215981232 U CN 215981232U CN 202121580740 U CN202121580740 U CN 202121580740U CN 215981232 U CN215981232 U CN 215981232U
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Abstract
The utility model relates to the technical field of gas pipes and discloses a spiral gas pipe which comprises a spiral pipe, wherein a first connector and a second connector are respectively arranged at two ends of the spiral pipe; the outer sides of the first connector and the second connector are provided with sealing sleeves, and the outer sides of the sealing sleeves are provided with fastening sleeves. This spiral gas pipe, the inboard of spiral pipe is provided with the steel band net, and the inside and outside surface of spiral pipe all is provided with the PE layer, and the inside and outside surface on PE layer all is provided with the protective layer, and the material and the steel band net of spiral pipe can make the spiral pipe possess the hardness of superelevation to can guarantee the use of spiral pipe, make the spiral pipe can guarantee the leakproofness of spiral pipe under the various circumstances.
Description
Technical Field
The utility model relates to the technical field of gas pipes, in particular to a spiral gas pipe.
Background
According to recent statistical data, among various coal mine accidents, coal mine accidents caused by gas explosion account for about 47% of the total number of coal mine accidents. In order to ensure safe production, all levels of units and departments of a coal mine pay great attention to relevant research on gas, and currently, the most common measure in coal mine production is to pump out the gas by using a special pipeline so as to ensure the safe operation of mine operation. The gas pipeline is a special pipeline for pumping and discharging gas in a coal mine. The performance of the gas pipeline directly influences the safety production of the coal mine. Therefore, the performance of the gas drainage pipeline has a great influence on the safety production of the coal mine.
The coating spiral corrugated steel pipe is lighter than a common steel pipe in weight, fixed in body structure, high in ring rigidity and negative pressure resistance strength, the inner steel pipe is protected from rusting by the inner and outer special PE coatings, corrosion resistance and antistatic property are high, no spark is generated during collision friction, and flame retardant property is good; however, the steel-plastic combination part is not mature in domestic process, so that the delamination or the point leakage phenomenon can occur at individual parts of the inner wall of the pipeline.
In the process of coal mining, because the problem of mine gas is solved, a gas pipe is needed to be used for discharging the gas.
Some gas pipes currently on the market:
(1) the problem of gas leakage at the pipeline connection part or individual parts caused by the problem of the manufacturing process is solved, so that the internal environment of a coal mine is threatened, and the working safety of workers in the mine is threatened;
(2) bolts are generally used for connecting and fixing the joints of the gas pipes, and no special tool is used for reinforcing and sealing the joints, so that the sealing performance of the joints of the gas pipes is insufficient, and the possibility of gas leakage is caused.
We have therefore proposed a spiral gas pipe in order to solve the problems set out above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the above-mentioned shortcomings in the prior art, the present invention is directed to a spiral gas pipe, which solves the problems of leakage at individual parts and insufficient sealing performance at joints of some existing spiral gas pipes in the market proposed in the above-mentioned prior art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a spiral gas pipe comprises a spiral pipe, wherein a first connector and a second connector are respectively arranged at two ends of the spiral pipe, an extension connecting pipe is arranged at the inner side of the spiral pipe, a first sealing ring is arranged at one end of the second connector, and a second sealing ring is arranged at one end of the extension connecting pipe;
sealing sleeves are arranged on the outer sides of the first connector and the second connector, and fastening sleeves are arranged on the outer sides of the sealing sleeves; a sealing layer is arranged on the inner side of the sealing sleeve, connecting bulges are arranged at two ends of the fastening sleeve, and connecting holes are formed in the tops of the connecting bulges;
the inside of spiral pipe is provided with the steel band net, the internal surface and the surface of spiral pipe all are provided with the PE layer, the inboard and the outside of spiral pipe all are provided with the protective layer.
Preferably, first connector and second connector looks adaptation, first sealing washer and second connector looks adaptation, extend the connecting pipe and fix the inboard at the spiral pipe, the end that stretches out of extending the connecting pipe is held the adaptation with income, the second sealing washer with extend connecting pipe looks adaptation, first sealing washer and second sealing washer are ring type seal, first sealing washer and second sealing washer are cotton rubber slab gasket.
Further, the steel strip net is a rectangular mesh net made of steel bars, is made of alloy structural steel and is fixed inside the spiral pipe.
Furthermore, the PE layer covers the inner surface and the outer surface of the spiral pipe respectively, and the PE layer is made of PE materials and directly covers the inner surface and the outer surface of the spiral pipe.
Furthermore, the seal cover is made of elastic rubber, the sealing layer is fixed on the inner surface of the seal cover, the length of the seal cover is matched with the first connector and the second connector, and the seal cover is arranged on the outer sides of the first connector and the second connector.
Furthermore, the number of the fastening sleeves is two, the two fastening sleeves are symmetrically arranged on the outer side of the sealing sleeve, the number of the connecting holes is four at least, the connecting protrusions are fixed at two ends of the fastening sleeves, the number of the connecting holes at the tops of the connecting protrusions is two at least, and the fastening sleeves are fixed on the outer side of the sealing sleeve through bolts.
Further, the protective layer is a rubber layer, the protective layer is made by directly paving rubber on the inner surface and the outer surface of the spiral pipe, and the protective layer is directly paved on the inner surface and the outer surface of the PE layer.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: the spiral gas pipe comprises:
(1) the steel belt net is arranged on the inner side of the spiral pipe, the PE layers are arranged on the inner surface and the outer surface of the spiral pipe, the protective layers are arranged on the inner surface and the outer surface of the PE layers, and the spiral pipe is made of materials and the steel belt net and can have ultrahigh hardness, so that the use of the spiral pipe can be guaranteed, and the sealing performance of the spiral pipe can be guaranteed under various conditions; the PE layer can play sealed effect to the coil pipe to the PE material does not rust, and is corrosion-resistant, and antistatic properties is strong, and the confliction does not have the spark, and fire behaviour is good, and the protective layer in the PE layer outside can protect the PE layer, thereby plays the effect of protection spiral pipe sealing performance, and then can strengthen the sealing performance on PE layer, thereby can avoid the leakage of spiral pipe part position.
(2) The first connector and the second connector that the screwed pipe both ends were seted up can be connected the spiral pipe, the inboard extension connecting pipe of spiral pipe can be reinforceed first connector and second connector and be connected, the seal cover that the junction outside of first connector and second connector set up can play the sealed effect of reinforceing to the junction, the adapter sleeve can play the enhancement effect to the installation of seal cover, can reinforce sealed effect to the junction of pipeline through the cooperation of seal cover and adapter sleeve, thereby can play the effect that prevents that the pipe connection department from revealing.
Drawings
FIG. 1 is a schematic perspective view of a spiral gas pipe according to the present invention;
FIG. 2 is a schematic front view showing a spiral pipe structure of the spiral gas pipe of the present invention;
FIG. 3 is a front view showing a half-sectional structure of a spiral pipe of the spiral gas pipe of the present invention;
FIG. 4 is a cross-sectional view schematically showing the construction of a spiral pipe of the spiral gas pipe of the present invention;
FIG. 5 is a cross-sectional view schematically showing the construction of a spiral pipe of the spiral gas pipe according to the present invention;
FIG. 6 is a cross-sectional view schematically showing the construction of a spiral pipe of the spiral gas pipe according to the present invention;
FIG. 7 is a schematic view of a sealing sleeve structure of the spiral gas pipe of the present invention;
fig. 8 is a schematic view of a fastening sleeve structure of the spiral gas pipe of the present invention.
In the figure: the spiral pipe comprises a spiral pipe 1, a first connector 101, a second connector 102, an extension connecting pipe 103, a first sealing ring 2, a second sealing ring 3, a fastening sleeve 4, a connecting bulge 401, a connecting hole 402, a steel strip net 5, a PE layer 6, a sealing sleeve 7, a sealing layer 701 and a protective layer 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a spiral gas pipe; the spiral pipe comprises a spiral pipe 1, wherein a first connector 101 and a second connector 102 are respectively arranged at two ends of the spiral pipe 1, an extension connecting pipe 103 is arranged at the inner side of the spiral pipe 1, a first sealing ring 2 is arranged at one end of the second connector 102, and a second sealing ring 3 is arranged at one end of the extension connecting pipe 103;
a sealing sleeve 7 is arranged on the outer sides of the first connector 101 and the second connector 102, and a fastening sleeve 4 is arranged on the outer side of the sealing sleeve 7; a sealing layer 701 is arranged on the inner side of the sealing sleeve 7, connecting protrusions 401 are arranged at two ends of the fastening sleeve 4, and connecting holes 402 are formed in the tops of the connecting protrusions 401;
a steel belt net 5 is arranged inside the spiral pipe 1, PE layers 6 are arranged on the inner surface and the outer surface of the spiral pipe 1, and protective layers 8 are arranged on the inner side and the outer side of the spiral pipe 1;
as a preferred technical scheme of the utility model: the first connector 101 is matched with the second connector 102, the first sealing ring 2 is matched with the second connector 102, the extension connecting pipe 103 is fixed on the inner side of the spiral pipe 1, the extension end of the extension connecting pipe 103 is matched with the retraction end, the second sealing ring 3 is matched with the extension connecting pipe 103, the first sealing ring 2 and the second sealing ring 3 are both annular sealing rings, the first sealing ring 2 and the second sealing ring 3 are both cotton rubber plate gaskets, and the first sealing ring 2 and the second sealing ring 3 can play a role in sealing the connection of the spiral pipe 1, so that gas can be prevented from leaking from the connection;
as a preferred technical scheme of the utility model: the steel belt net 5 is a rectangular mesh made of steel bars, the steel belt net 5 is made of alloy structural steel and fixed inside the spiral pipe 1, and the steel belt net 5 can reinforce the spiral pipe 1, so that the spiral pipe 1 can be normally used in a cave collapse mode;
as a preferred technical scheme of the utility model: the PE layer 6 covers the inner surface and the outer surface of the spiral pipe 1 respectively, the PE layer 6 is made by directly covering the inner surface and the outer surface of the spiral pipe 1 with a PE material, and the PE material is not rusty, corrosion resistant, strong in antistatic property, free of sparks in collision and friction and good in flame retardant property, so that gas leakage caused by corrosion or collision of steel can be avoided;
as a preferred technical scheme of the utility model: the sealing sleeve 7 is made of elastic rubber, the sealing layer 701 is fixed on the inner surface of the sealing sleeve 7, the length of the sealing sleeve 7 is matched with the first connector 101 and the second connector 102, the sealing sleeve 7 is arranged on the outer sides of the first connector 101 and the second connector 102, and the sealing sleeve 7 can be tightly installed through the elasticity of the elastic rubber, so that the joint of the spiral pipe 1 can be sealed and fixed;
as a preferred technical scheme of the utility model: the number of the fastening sleeves 4 is two, the two fastening sleeves 4 are symmetrically arranged on the outer side of the sealing sleeve 7, the number of the connecting holes 402 is at least four, the connecting protrusions 401 are fixed at two ends of the fastening sleeves 4, the number of the connecting holes 402 at the top of each connecting protrusion 401 is at least two, the fastening sleeves 4 are fixed on the outer side of the sealing sleeve 7 through bolts, and the fastening sleeves 4 can be used for reinforcing the sealing sleeve 7, so that the sealing effect of the sealing sleeve 7 can be enhanced;
as a preferred technical scheme of the utility model: protective layer 8 is the rubber layer, and protective layer 8 adopts rubber directly to lay and makes at the internal surface and the surface of spiral pipe 1, and protective layer 8 directly lays at the internal surface and the surface on PE layer 6, and protective layer 8 can play the protecting effect to the PE layer to can increase spiral pipe 1's safety in utilization, and then can avoid spiral pipe 1 part position to leak.
The working principle of the embodiment is as follows: when the spiral gas pipe is used, as shown in fig. 1-6, the whole spiral gas pipe consists of a spiral pipe 1, a fastening sleeve 4, a sealing sleeve 7, a PE layer 6 and a protective layer 8, a first connector 101 and a second connector 102 at two ends of the spiral pipe 1 can connect the spiral pipe 1, an extension connecting pipe 103 can be used for enhancing the connection effect of the spiral pipe, a first sealing ring 2 and a second sealing ring 3 can seal the connection position of the spiral pipe 1, so that the sealing effect of the connection position can be enhanced, the steel belt net 5 in the spiral pipe 1 can play a role in reinforcing plasticity for the spiral pipe 1, so that the spiral pipe 1 can be suitable for various environments in a mine hole, the protective layer 8 can protect the PE layer 6, so that the firmness of the PE layer 6 can be increased, and further the condition of leakage of partial position of the spiral pipe 1 can be avoided, as shown in fig. 7 and 8, at the connection position of the first connector 101 and the second connector 102, the connecting part of the spiral pipe 1 can be sealed through the sealing sleeve 7, and the fastening sleeve 4 can be fixed through the bolt, so that the sealing effect of the sealing sleeve 7 can be enhanced, and gas leakage at the connecting part of the spiral pipe 1 caused by the connection problem can be avoided;
as shown in fig. 1-8, when the device is used, one end of each of the two spiral pipes 1 is firstly arranged in order, then the sealing sleeve 7 is sleeved outside the first connector 101 or the second connector 102 at the joint of the spiral pipes 1, then the extension connecting pipe 103 is placed inside the first connector 101 to make the first connector 101 and the second connector 102 contact, then the sealing sleeve 7 is sleeved at the joint of the spiral pipes 1, then the fastening sleeve 4 is sleeved outside the sealing sleeve 7, and finally the fastening sleeve 4 is fixed by using bolts to firmly bind the sealing sleeve 7, namely, the connection and installation are completed.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (7)
1. A spiral gas pipe, includes spiral pipe (1), its characterized in that: a first connector (101) and a second connector (102) are respectively arranged at two ends of the spiral pipe (1), an extension connecting pipe (103) is arranged on the inner side of the spiral pipe (1), a first sealing ring (2) is arranged at one end of the second connector (102), and a second sealing ring (3) is arranged at one end of the extension connecting pipe (103);
a sealing sleeve (7) is arranged on the outer side of the first connector (101) and the second connector (102), and a fastening sleeve (4) is arranged on the outer side of the sealing sleeve (7); a sealing layer (701) is arranged on the inner side of the sealing sleeve (7), connecting protrusions (401) are arranged at two ends of the fastening sleeve (4), and connecting holes (402) are formed in the tops of the connecting protrusions (401);
the inside of spiral pipe (1) is provided with steel band net (5), the internal surface and the surface of spiral pipe (1) all are provided with PE layer (6), the inboard and the outside of spiral pipe (1) all are provided with protective layer (8).
2. The spiral gas pipe according to claim 1, wherein the first connector (101) is adapted to the second connector (102), the first sealing ring (2) is adapted to the second connector (102), the extension connecting pipe (103) is fixed on the inner side of the spiral pipe (1), the extension end of the extension connecting pipe (103) is adapted to the retraction end, the second sealing ring (3) is adapted to the extension connecting pipe (103), the first sealing ring (2) and the second sealing ring (3) are both annular sealing rings, and the first sealing ring (2) and the second sealing ring (3) are both cotton rubber plate gaskets.
3. A spiral gas pipe according to claim 1, characterized in that said steel band mesh (5) is a rectangular mesh made of steel bars, said steel band mesh (5) is made of alloy structural steel and fixed inside the spiral pipe (1).
4. A spiral gas pipe according to claim 1, wherein the PE layer (6) covers the inner and outer surfaces of the spiral pipe (1), respectively, and the PE layer (6) is made of PE material directly covering the inner and outer surfaces of the spiral pipe (1).
5. A spiral gas pipe according to claim 1, wherein the sealing sleeve (7) is made of elastic rubber, the sealing layer (701) is fixed on the inner surface of the sealing sleeve (7), the length of the sealing sleeve (7) is adapted to the first connector (101) and the second connector (102), and the sealing sleeve (7) is arranged outside the first connector (101) and the second connector (102).
6. The spiral gas pipe as claimed in claim 1, wherein the number of the fastening sleeves (4) is two, two fastening sleeves (4) are symmetrically arranged on the outer side of the sealing sleeve (7), the number of the connecting holes (402) is four at least, the connecting protrusions (401) are fixed on both ends of the fastening sleeves (4), the number of the connecting holes (402) on the top of each connecting protrusion (401) is two at least, and the fastening sleeves (4) are fixed on the outer side of the sealing sleeve (7) by bolts.
7. A spiral gas pipe according to claim 1, wherein the protective layer (8) is a rubber layer, the protective layer (8) is made by directly laying rubber on the inner surface and the outer surface of the spiral pipe (1), and the protective layer (8) is directly laid on the inner surface and the outer surface of the PE layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121580740.9U CN215981232U (en) | 2021-07-13 | 2021-07-13 | Spiral gas pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121580740.9U CN215981232U (en) | 2021-07-13 | 2021-07-13 | Spiral gas pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215981232U true CN215981232U (en) | 2022-03-08 |
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ID=80516160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121580740.9U Active CN215981232U (en) | 2021-07-13 | 2021-07-13 | Spiral gas pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215981232U (en) |
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2021
- 2021-07-13 CN CN202121580740.9U patent/CN215981232U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221123 Address after: 045000 Zhongzhuang Village, Pingping Town, the suburb of Yangquan City, Shanxi Province Patentee after: Yangquan Huitong Machinery Manufacturing Co.,Ltd. Address before: 024000 No. 221, building 2, North Sandong street, Hongshan District, Chifeng City, Inner Mongolia Autonomous Region Patentee before: Dun Tianhui |
|
| TR01 | Transfer of patent right |