CN211134855U - Gas pipeline rust cleaning device - Google Patents
Gas pipeline rust cleaning device Download PDFInfo
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- CN211134855U CN211134855U CN201922267949.9U CN201922267949U CN211134855U CN 211134855 U CN211134855 U CN 211134855U CN 201922267949 U CN201922267949 U CN 201922267949U CN 211134855 U CN211134855 U CN 211134855U
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Abstract
The utility model relates to a gas pipeline rust removing device, which consists of an overflow module, a pressure sensor and a static sealing device; the rust removing method is different from the existing physical rust removing or chemical rust removing method of a knocking method, the rust removing method adopts a mode of suddenly reducing the pressure in the pipeline, iron rust attached to the surface of the inner wall on the inner wall of the pipeline is quickly treated by the sudden pressure reduction, and then the iron rust is blown out in a single direction by pressure gas; the air pressure suddenly dropping mode can rapidly remove rust on a plurality of long-distance sealed pipeline sections, and the rust slag is rapidly removed by injecting liquid or high-pressure gas for scouring; the material loss is not generated, air can be adopted for compression, the whole process can be carried out without liquid, the environment is protected, and the resources are saved; through the pressure that increases the sudden drop, no matter how many diameters, all can be general to multiple pipeline, only need change the plugging device or the flange cooperation device of different specifications, have very strong commonality.
Description
Technical Field
The utility model belongs to the technical field of the gas pipeline rust cleaning technique and specifically relates to a gas pipeline rust cleaning device.
Background
At present, the service life of a gas pipeline is generally designed, ideally, the service life of the gas pipeline is consistent with the service life cycle of a building, about 50 years, however, due to the existence of corrosion conditions such as wind, sunlight and the like and gas impact vibration of gas, the gas also contains certain moisture, which causes certain corrosion to the inner wall and the outer wall of the pipeline, the outer wall can be processed by observation, such as painting, manual rust removal, rust prevention measure building and the like, the inner wall of the pipeline is difficult to observe and has greater danger, and due to unclear corrosion condition, when the pressure exceeds the safe pressure, the weak part of the pipeline is easy to burst to cause gas explosion accidents; with the increase of the age, the corrosion of the inner wall of the gas pipeline has to be taken into consideration and the targeted detection treatment is carried out, which also becomes a big problem of the maintenance and management of the aged gas pipeline, especially for old districts, the old people living in the old people are mostly difficult to escape, and the loss caused by accidents caused by the gas pipeline is unacceptable; and the pipeline all sets up outside the wall, erects the setting along the building outer wall, and the inner wall rust cleaning can't effectively go on.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas pipeline rust cleaning device for solve the problem of the unable inner wall rust cleaning of gas pipeline among the prior art.
In order to solve the problems, the utility model provides a gas pipeline rust removing device, which comprises a pressure pump, an overflow module, a pressure sensor and a static sealing device, wherein the gas pipeline rust removing device also comprises a buffer pressure container, and an explosion-proof sheet or/and a rupture disc or/and an explosion device or/and a solenoid valve are arranged on the static sealing device; the plugging device is arranged at one end of the pipeline and communicated with a buffer pressure container, and an overflow module is arranged on a channel communicated with the buffer pressure container and the pipeline.
The utility model provides a gas pipeline rust cleaning device still has following technical characteristic:
further, the buffer pressure container is a gas pressure storage tank.
Furthermore, the buffer pressure container is connected with a pressurizing pump.
Furthermore, a one-way valve is arranged between the buffer pressure container and the pressurizing pump.
Furthermore, the static sealing device comprises a flange plate and an electric opening push rod.
Further, the overflow module comprises an overflow valve.
Further, the electromagnetic valve is an ultrahigh pressure electromagnetic valve.
Further, the pipeline is communicated with a static sealing device.
Further, one end of the pipeline is provided with a static sealing device.
The main working principle of the invention is as follows: through the combination of the plugging device and the static sealing device, after the pipeline is pressurized, instantaneous pressure reduction is carried out at a certain pressure value, the pipeline can be gradually carried out from small to large due to different compression resistance and fatigue conditions, the sudden-reduction operation after pressurization is carried out at the beginning of 1.2 standard atmospheric pressures in stages one by one, and 0.1-0.5 standard atmospheric pressure is added in each stage, so that the operation is complicated, but the safety of the pipeline is ensured, because if the pipeline is a new pipeline in a batch, quick batch derusting can be carried out after a sensitive value is found, if the pipeline is an old pipeline, the safety and the rated pressure of the pipeline work need to be fully considered, and the pipeline damage is avoided.
The invention specifically realizes the following steps: the method mainly comprises the steps that a buffer pressure container is used for pressurizing a pipeline through a pressure pump, or the pressure pump is directly used for pressurizing the pipeline, so that the internal pressure of the pipeline in a sealing state is increased, after a certain value is reached, a solenoid valve of a plugging device or a flange plate of a static sealing device and an electric opening push rod are used for quickly releasing pressure, and rust or other attachments attached to the inner wall of the pipeline are quickly treated in a pressure sudden drop mode; the removed deposits are then flushed out of the pipe by means of a unidirectional air flow or other flushing liquid in the pipe.
The explosion-proof piece and the rupture piece are the same, and are safety devices for releasing pressure; the explosion-proof sheet and the rupture sheet are combined by two or more components; the safety device of the explosion-proof sheet consists of an explosion-proof sheet and a flange; the rupture disk safety device consists of a rupture disk and a clamp holder; both are disposable products and cannot be reused after being broken; the explosion-proof piece and the rupture piece are different in point, and the material used for the explosion-proof piece and the rupture piece is different; the explosion-proof sheet is only in a flat plate shape, and the explosion-proof sheet also has a regular arch shape and an inverted arch shape; the explosion-proof sheet has a flame-retardant effect, and the explosion-proof sheet has no flame-retardant effect; the explosion-proof sheets and the rupture sheets bear different pressures; the explosion-proof piece is corrosion-resistant, and the explosion-proof piece needs to be covered with a protective film.
The utility model discloses make full use of the characteristics of rupture disk and rupture disk, further can also set up priming device, utilize the similar structure of similar rupture disk and rupture disk, take the initiative explosion and open the passageway in the twinkling of an eye, make the purpose of pipeline step down rapidly, realize atmospheric pressure slump, can utilize high explosive or detonator etc..
The utility model discloses following beneficial effect has: the utility model discloses a gas pipeline rust cleaning device that overflow module, pressure sensor, static sealing device constitute has effectual, safety, convenient operation, efficient advantage, combines concrete technological means to have the following several points:
1. the utility model provides a gas pipeline rust cleaning device, be different from the physics rust cleaning of current strike mode, perhaps in advance in the chemical rust cleaning mode that appointed pipeline segmentation's injection rust cleaning liquid was handled, the first point, this rust cleaning mode is the mode that adopts the pipeline internal pressure suddenly to fall, through the pressure suddenly drop, makes the iron rust that adheres to the inner wall surface on the pipeline inner wall, handles rapidly, then through the gaseous one-way blowout of pressure can; secondly, the knocking mode has low efficiency, the knocking mode along the building outer wall section by section is unrealistic, time and labor are wasted, the rust removing effect is uncertain, a plurality of long-distance sealed pipeline sections can be rapidly removed by the air pressure sudden drop mode, and the rust slag is rapidly removed by injecting liquid or high-pressure gas for washing; the third rust removing mode does not produce material loss, air can be adopted for compression, the whole process can be carried out by separating from liquid, and the rust removing method is more environment-friendly and saves resources. Fourthly, through the pressure that increases the sudden drop, to multiple pipeline no matter how much the diameter, all can be general, only need change the plugging device or the flange cooperation device of different specifications, have very strong commonality.
2. The utility model discloses a buffer container is gas pressure storage jar, and simple structure is effective, adopts buffer container mainly to be make full use of residual pressure gas, to the rust cleaning process of single pipeline, probably needs a lot of atmospheric pressure suddenly drop mode, utilizes buffer container like this, preserves surplus compression other, can effectively reduce the energy loss of force (forcing) pump, make full use of buffer container's effect moreover, make its energy storage utilization efficiency obtain improving.
3. The utility model discloses a buffer pressure vessel is connected with the force (forcing) pump, can avoid the not enough problem of pressure source to buffer pressure vessel effective supply resource fast, can the multiple pipeline of centralized processing because the pipeline generally all connects out from the house steward, can implement the rust cleaning operation many times at the assigned position, utilizes the characteristics that are linked together of pipeline.
4. The utility model discloses a be provided with the check valve between buffer pressure vessel and the force (forcing) pump, be favorable to protecting buffer vessel and force (forcing) pump, avoid the force (forcing) pump to influence buffer pressure vessel's energy storage at the stall state, protect the force (forcing) pump not to overload simultaneously.
5. The static sealing device of the utility model comprises a flange plate and an electric opening push rod, which mainly breaks the state of static sealing through the electric push rod, so that the air pressure in the pipeline can realize the shock fall, thereby realizing the purpose of rust removal, the sealing device can refer to the structure of an aeration port of a popcorn machine, the prior art has complete technical data, only the adaptability improvement is needed, and the interface of the structure is matched with the pipeline; the structure can be quickly opened only by utilizing the crow bar, so that the air pressure in the structure is quickly and suddenly reduced, and further the rust removing effect is obtained.
6. The utility model discloses an overflow module includes the overflow valve, has safety, simple structure effect, can protect pipeline and buffer container to exceed rated load through the overflow valve.
7. The utility model discloses an electromagnetic valve is super high voltage solenoid valve, and the pressure type rust cleaning method of this kind of solenoid valve adaptation slump formula can be fine has good adaptability, and the maintenance-free cycle is long.
Generally, the utility model has the advantages of effectual, safe, convenient operation, efficient, resources are saved, the commonality is strong, the rust cleaning is thorough.
Drawings
FIG. 1 is a schematic view of a gas pipeline rust removal device according to an embodiment of the present invention;
in the figure, the device comprises a solenoid valve 1, a solenoid valve 2, a locking port 3, a rotating mechanism 4, a pipeline 5, a one-way valve 6, a buffer pressure container 7, a pressurizing pump 8 and a flange plate.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The utility model provides a gas pipeline rust cleaning device as shown in figure 1, including force (forcing) pump 7, overflow module, pressure sensor, static sealing device, gas pipeline 4 rust cleaning device still includes buffer pressure vessel 6, static sealing device on be provided with explosion-proof piece or/and rupture disc or/and initiating device or/and solenoid valve 1; the plugging device is arranged at one end of the pipeline 4 and is communicated with a buffer pressure container 6, and an overflow module is arranged on a channel for communicating the buffer pressure container 6 with the pipeline 4.
The two ends of the pipeline 4 can be respectively provided with a static sealing device and a plugging device, or one end of the pipeline 4 can be sealed by the static sealing device or other sealing measures, and the other end adopts the plugging device.
The main working principle of the invention is as follows: through the combination of a plugging device and a static sealing device, after the pipeline is pressurized, instantaneous pressure reduction is carried out at a certain pressure value, the pipeline can be gradually carried out from small to large due to different compression resistance and fatigue conditions, the sudden-reduction operation after pressurization is carried out at 1.2 standard atmospheric pressures in stages one by one, and 0.1-0.5 standard atmospheric pressure is added in each stage, so that the operation is complicated, but the safety of the pipeline is ensured, because if the pipeline is a new pipeline in a batch, quick batch rust removal can be carried out after a sensitive value is found, if the pipeline is an old pipeline, the safety and the rated pressure of the pipeline work need to be fully considered, and the pipeline is prevented from being damaged; the method specifically comprises the following steps: when the method is implemented, the pipeline 4 is pressurized by the buffer pressure container 6 through the pressure pump 7, or the pipeline 4 is pressurized by directly using the pressure pump 7, so that the internal pressure of the pipeline 4 in a sealing state is increased, after a certain value is reached, the pressure is quickly released by using the electromagnetic valve 1 of the plugging device or the flange plate of the static sealing device and the electric opening push rod, and the rust or other attachments attached to the inner wall of the pipeline are quickly treated in a pressure shock dropping mode; the removed deposits are then flushed out of the pipe by means of a unidirectional air flow or other flushing liquid in the pipe.
When the method is implemented, firstly, the method is different from the physical rust removal in the existing knocking mode or the chemical rust removal mode of injecting rust removal liquid into a specified pipeline in a segmented mode for treatment, the rust removal mode adopts a mode of suddenly reducing the pressure in the pipeline, so that the rust attached to the surface of the inner wall on the inner wall of the pipeline is quickly treated by suddenly reducing the pressure, and then the pressure gas is blown out in a one-way mode; secondly, the knocking mode has low efficiency, the knocking mode along the building outer wall section by section is unrealistic, time and labor are wasted, the rust removing effect is uncertain, the rust removing is carried out in an air pressure shock mode, a plurality of long-distance sealed pipeline sections can be rapidly removed, and the rust slag is rapidly removed by injecting liquid or high-pressure gas for washing; thirdly, the rust removing mode does not generate material loss, air can be adopted for compression, the whole process can be carried out without liquid, the environment is protected, and resources are saved; fourthly, through the pressure that increases the sudden drop, to multiple pipeline specification, no matter how much the diameter, all can be general, only need change the plugging device or the flange cooperation device of different specifications, have very strong commonality.
In an embodiment of the application, the buffer pressure container 6 be the gas pressure storage jar, simple structure is effective, adopt buffer pressure container 6 mainly be make full use of residual pressure gas, to the derusting process of single pipeline 4, probably need many times atmospheric pressure suddenly drop mode, utilize buffer pressure container 6 like this, save surplus compressed gas, can effectively reduce the energy loss of force (forcing) pump 7, make full use of buffer pressure container 6's effect moreover, make its energy storage utilization efficiency obtain improving.
In an embodiment of the application, the buffer pressure container 6 is connected with the pressurizing pump 7, so that resources can be rapidly and effectively supplied to the buffer pressure container 6, the problem of insufficient pressure source is avoided, various pipeline specifications can be intensively processed, the pipeline 4 is generally connected from a main pipe, the rust removal operation can be carried out for multiple times at a specified position, and the communication characteristic of the pipeline 4 is utilized.
In one embodiment of the present application, a check valve 5 is disposed between the buffer pressure vessel 6 and the pressure pump 7, which is beneficial to protect the buffer pressure vessel 6 and the pressure pump 7, and to prevent the pressure pump 7 from affecting the stored energy of the buffer pressure vessel 6 in a shutdown state, and at the same time, to protect the pressure pump 7 from being overloaded.
In an embodiment of the application, the static sealing device comprises a flange plate 8 and an electric opening push rod, the static sealing state is broken rapidly through the electric opening push rod, the air pressure in the pipeline 4 is suddenly reduced, and then the rust removing purpose is achieved.
In one embodiment of the present application, the overflow module includes an overflow valve, which has the effects of safety and simple structure, and can protect the pipeline 4 and the buffer pressure container 6 from exceeding the rated load.
In an embodiment of the application, the electromagnetic valve 1 is an ultrahigh-voltage electromagnetic valve, and the electromagnetic valve can be well adapted to a pressure type rust removal method in a sudden-drop mode, has good adaptability and is free from maintenance cycle.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a gas pipeline rust cleaning device, includes overflow module, pressure sensor, static sealing device, its characterized in that: the gas pipeline rust removing device also comprises a buffer pressure container, and an explosion-proof sheet or/and a rupture disc or/and an initiation device or/and an electromagnetic valve are arranged on the static sealing device; the plugging device is arranged at one end of the pipeline and communicated with a buffer pressure container, and an overflow module is arranged on a channel communicated with the buffer pressure container and the pipeline.
2. The gas pipeline rust removing device according to claim 1, characterized in that: the buffer pressure container is a gas pressure storage tank.
3. The gas pipeline rust removing device according to claim 1, characterized in that: the buffer pressure container is connected with a pressure pump.
4. The gas pipeline rust removing device according to claim 1, characterized in that: and a one-way valve is arranged between the buffer pressure container and the pressurizing pump.
5. The gas pipeline rust removing device according to claim 1, characterized in that: the static sealing device comprises a flange plate and an electric opening push rod.
6. The gas pipeline rust removing device according to claim 1, characterized in that: the overflow module comprises an overflow valve.
7. The gas pipeline rust removing device according to claim 1, characterized in that: the electromagnetic valve is an ultrahigh pressure electromagnetic valve.
8. The gas pipeline rust removing device according to claim 1, characterized in that: the pipeline is communicated with a static sealing device.
9. The gas pipeline rust removing device according to claim 8, characterized in that: one end of the pipeline is provided with a static sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922267949.9U CN211134855U (en) | 2019-12-17 | 2019-12-17 | Gas pipeline rust cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922267949.9U CN211134855U (en) | 2019-12-17 | 2019-12-17 | Gas pipeline rust cleaning device |
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| Publication Number | Publication Date |
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| CN211134855U true CN211134855U (en) | 2020-07-31 |
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| CN201922267949.9U Active CN211134855U (en) | 2019-12-17 | 2019-12-17 | Gas pipeline rust cleaning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588231A (en) * | 2021-07-14 | 2021-11-02 | 江苏汉皇安装集团有限公司 | Base fixing mechanism and method for electromechanical equipment installation |
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- 2019-12-17 CN CN201922267949.9U patent/CN211134855U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588231A (en) * | 2021-07-14 | 2021-11-02 | 江苏汉皇安装集团有限公司 | Base fixing mechanism and method for electromechanical equipment installation |
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