CN211010414U - Anti-blocking pipeline system and urea production system - Google Patents
Anti-blocking pipeline system and urea production system Download PDFInfo
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- CN211010414U CN211010414U CN201922117818.2U CN201922117818U CN211010414U CN 211010414 U CN211010414 U CN 211010414U CN 201922117818 U CN201922117818 U CN 201922117818U CN 211010414 U CN211010414 U CN 211010414U
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Abstract
The utility model provides a prevent blockking up pipe-line system and urea production system relates to chemical pipeline technical field. The anti-blocking pipeline system comprises a main material pipeline, a short section, a three-way pipe, a first valve, a second valve, a third valve and an air inlet pipeline, wherein the short section is connected with the main material pipeline; this prevent blockking up pipe-line system utilizes the heating steam in the admission line to condense or deposit the material in nipple joint department or first valve department and heat, makes it be heated and melt to solve the material and condense, the jam problem that the deposit produced, and then realized not shutting down, the pipeline carries out the purpose of dredging under the condition that the pipeline was not dismantled at the system, adopt this to prevent blockking up pipe-line system can effectively reduce the cost of labor, is showing the efficiency that improves sample or blowdown. The utility model also provides a urea production system.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry pipeline technique and specifically relates to a prevent blockking up pipe-line system and urea production system is related to.
Background
In the chemical industry, conventional sample or sewage pipes are usually that main material pipeline is connected with the nipple joint, and the nipple joint is connected with the valve again, and this kind of connected mode makes nipple joint department, the valve department in the pipeline often can produce because of the material stops for a long time, the problem that the discharge gate blockked up such as cooling condenses. At present, the following methods are often used to solve the above-mentioned clogging problem:
the method comprises the following steps: the chemical pickling method needs shutdown treatment of the whole system, has high cost and low efficiency, adopts a chemical solvent which has certain corrosion to equipment, and has a complicated waste liquid treatment process after washing, thereby being easy to cause pollution to the environment;
the method 2 comprises the following steps: the method is realized by mechanical or manual removal, the whole system is stopped to disassemble and remove the tower body and the pipeline, the cost is high, and the efficiency is low.
In view of the above, the present invention is particularly proposed to solve at least one of the above technical problems.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a prevent blockking up pipe-line system through the cooperation of main material pipeline, nipple joint, three-way pipe, first valve, second valve, third valve and admission line for should prevent blockking up pipe-line system can realize carrying out the purpose of dredging to the pipeline under the circumstances that the system does not shut down, the pipeline is not dismantled.
A second object of the present invention is to provide a urea production system, which comprises the above anti-clogging piping system.
The utility model provides an anti-clogging pipeline system, which comprises a main material pipeline, a short section, a three-way pipe, a first valve, a second valve, a third valve and an air inlet pipeline;
one end of the short section is connected with the main material pipeline, and the other end of the short section is connected with the three-way pipe through the first valve;
the three-way pipe comprises a main pipe and a branch pipe communicated with the main pipe, one end of the main pipe is connected with the short section through the first valve, the other end of the main pipe is connected with the second valve, the branch pipe is connected with the air inlet pipeline through the third valve, and heating steam is introduced into the air inlet pipeline.
Further, on the basis of the above technical scheme of the utility model, the nipple joint with main material pipeline is connected perpendicularly, the nipple joint is 30-60 contained angles with the horizontal direction.
Further, on the basis of the above technical scheme of the utility model, the person in charge and the second valve of nipple joint, first valve, three-way pipe are sharp connection.
Further, on the basis of the technical scheme of the utility model, be provided with pressure measurement on the admission line.
Further, on the basis of the above technical scheme of the utility model, first valve is slide valve or Y type stop valve.
Further, on the basis of the above technical scheme of the utility model, the second valve is ball valve, gate valve, Y type stop valve or plunger valve.
Further, on the basis of the above technical scheme of the utility model, the third valve is stop valve, gate valve or plunger valve.
Further, on the basis of the technical scheme of the utility model, be provided with the heat preservation on the admission line.
Further, on the basis of the above technical scheme of the utility model, main material pipeline and three-way pipe all are provided with steam heat tracing pipeline and heat preservation independently.
The utility model also provides a urea production system, prevent blockking up pipe-line system including the aforesaid.
Compared with the prior art, the utility model provides a prevent blockking up pipe-line system and urea production system has following beneficial effect:
(1) the utility model provides an anti-blocking pipeline system, which comprises a main material pipeline, a short section, a three-way pipe, a first valve, a second valve, a third valve and an air inlet pipeline, wherein the short section is connected with the main material pipeline; this prevent blockking up pipe-line system utilizes the three-way pipe, the admission line is introduced to second valve and third valve, and introduce heating steam through the admission line and heat or deposit the material in nipple joint department or first valve department, make it be heated and melt, thereby solve the material and condense, the jam problem that the deposit produced, and then realized not shutting down at the system, the purpose of dredging is carried out to the pipeline under the condition that the pipeline is not dismantled, adopt this prevent blockking up pipe-line system can effectively reduce the cost of labor, show the efficiency that improves sample or blowdown, material jam problem provides certain reference on the chemical pipeline.
(2) The utility model provides a urea production system, prevent blockking up pipe-line system including the aforesaid. The anti-blocking pipeline system can effectively solve the technical problem that the pipeline is blocked due to the fact that easily-crystallized materials such as urea are easy to condense or deposit in the production or transmission process, and ensures smooth proceeding of follow-up production or transmission.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an anti-clogging piping system according to an embodiment of the present invention.
Icon: 10-main material pipe; 20-short section; 30-a first valve; 40-three-way pipe; 50-a second valve; 60-a third valve; 70-an air inlet duct; 80-pressure detection means.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. In addition, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
The embodiment of the utility model provides a prevent blockking up pipe-line system specifically as shown in figure 1. The anti-clogging pipeline system comprises a main material pipeline 10, a short joint 20, a three-way pipe 40, a first valve 30, a second valve 50, a third valve 60 and an air inlet pipeline 70;
one end of the short section 20 is connected with the main material pipeline 10, and the other end of the short section 20 is connected with a three-way pipe 40 through a first valve 30;
the three-way pipe 40 comprises a main pipe and a branch pipe communicated with the main pipe, one end of the main pipe is connected with the nipple 20 through the first valve 30, the other end of the main pipe is connected with the second valve 50, the branch pipe is connected with the air inlet pipeline 70 through the third valve 60, and heating steam is introduced into the air inlet pipeline 70.
Specifically, the main material pipeline 10 mainly realizes the transportation of the material.
The nipple 20 is a fitting commonly used in industrial pipe connections and is a short length of pipe. The waste water is led out from the main material pipeline 10 and can be used together with a valve combination so as to achieve the purpose of sampling or sewage discharge.
The main function of the first valve 30 is to realize the communication between the nipple 20 and the tee 40, the main function of the second valve 50 is to control the discharge of materials or waste materials, and the main function of the third valve 60 is to realize the communication between the tee 40 and the air inlet pipe 70, so as to control the inlet and outlet of the heating steam in the air inlet pipe 70.
The specific type of the first, second and third valves 30, 50 and 60 is not limited, and a valve type commonly used in the art, typically, but not limited to, a gate valve, a stop valve, a ball valve, or the like, may be used.
The connection mode of the first valve 30 and the nipple 20 and the connection mode of the three-way valve with the first valve 30, the second valve 50 and the third valve 60 are not limited in particular. Typical but non-limiting means of attachment are for example flange connections, butt welds or screw connections etc.
Tee 40 provides communication between nipple 20, inlet conduit 70 and second valve 50. The specific type of tee 40 is not limited and may be of the type of tee 40 commonly used in the art, such as a tee or a chevron tee.
Heating steam is introduced through the air inlet pipeline 70, and the material condensed or deposited at the short section 20 or the first valve 30 is heated and melted by the heating steam, so that the aim of dredging the pipeline is fulfilled.
The utility model provides a prevent blockking up pipe-line system, including main material pipeline 10, nipple 20, three-way pipe 40, first valve 30, second valve 50, third valve 60 and admission line 70, nipple 20 is connected with main material pipeline 10, the one end that three-way pipe 40 is responsible for is connected with nipple 20 through first valve 30, the other end that three-way pipe 40 is responsible for is connected with second valve 50, the branch pipe of three-way pipe 40 is connected with admission line 70 through third valve 60; this anti-clogging pipe system utilizes three-way pipe 40, second valve 50 and third valve 60 to introduce inlet line 70 to utilize inlet line 70 to introduce heating steam and heat the material that condenses or deposit in nipple joint 20 department or first valve 30 department, make it be heated and melt, thereby solve the material and condense, the jam problem that the deposit produced, and then realized not shutting down at the system, the purpose of dredging the pipeline under the condition that the pipeline is not dismantled, adopt this anti-clogging pipe system can effectively reduce the cost of labor, show the efficiency that improves sample or blowdown.
As an optional implementation mode of the utility model, the short section 20 is vertically connected with the main material pipeline 10, and the short section and the horizontal direction form an included angle of 30-60 degrees.
The angle of the sub to the horizontal is typically, but not limited to, 30 °, 35 °, 40 °, 45 °, 50 °, 55 ° or 60 °.
Generally, the total length of the main pipe of the pipe nipple 20, the first valve 30, the tee 40 and the second valve 50 is long, and the total length may be larger than the height of the main material pipeline 10 from the ground. If the short joint 20, the first valve 30, the main pipe of the tee pipe 40 and the second valve 50 are vertically arranged (or vertically arranged with respect to the horizontal direction), the height of the main material pipeline 10 from the ground is increased, and the increase of the laying height of the main material pipeline 10 may affect the normal passing of workers in the plant area.
The short section and the horizontal direction form an included angle of 30-60 degrees, under the condition that the original laying height of the main material pipeline 10 is not changed, the vertical relation between the main material pipeline 10 and the short section 20 is not influenced, liquid drainage is not influenced, and sampling or other operations are facilitated.
As an optional embodiment of the present invention, the main pipe of the short joint 20, the first valve 30, the three-way pipe 40 and the second valve 50 are linearly connected.
In order to realize that the main pipe of the short joint 20, the first valve 30 and the three-way pipe 40 is linearly connected with the second valve 50, the adopted three-way pipe 40 should be a t-shaped three-way pipe, that is, the structure thereof comprises a main pipe and a branch pipe which is perpendicular to the main pipe on one side of the main pipe and is communicated with the main pipe.
The short section 20, the first valve 30, the main pipe of the three-way pipe 40 and the second valve 50 are connected in a straight line, so that the problem of blockage can be solved by adopting a mechanical method and a manual method when solid crystals which cannot be melted by heating steam appear in the main material pipeline 10 and the short section 20.
As an optional embodiment of the present invention, the air inlet duct 70 is provided with a pressure detection device 80.
The kind of the pressure detecting means 80 is not particularly limited, and may be a common pressure gauge. The pressure detecting device 80 can detect the pressure on the air inlet pipe 70, and compare the pressure on the air inlet pipe 70 with the pressure on the main material pipe 10, so as to determine whether the main material pipe, the nipple 20 or the first valve 30 is blocked. When the pressure on the inlet conduit 70 is compared to the pressure on the main material conduit 10, it is indicated that the conduit has been unplugged.
As an optional embodiment of the present invention, the first valve 30 is a gate valve or a Y-type stop valve.
The gate valve is one of the most commonly used shut-off valves, and is mainly used for connecting or shutting off a medium in a pipeline and is not used for regulating the flow of the medium. The gate valve has the characteristics of small flow resistance and labor-saving opening and closing.
The Y-shaped stop valve has a short valve inlet, short blocking length and easy blow-through.
The internal flow channels of the gate valve and the Y-shaped stop valve are all straight flow channels, and if blockage occurs, the gate valve and the Y-shaped stop valve are easy to dredge by adopting a mechanical means (such as iron wires or iron bars).
As an optional embodiment of the present invention, the second valve 50 is a ball valve, a gate valve, a Y-type stop valve or a plunger valve, preferably a ball valve.
Ball valves are commonly used to shut off, distribute and change the flow direction of the media, and are easy to operate. In the utility model, it is mainly the effect that realizes cutting off.
As an optional embodiment of the present invention, the third valve 60 is a stop valve, a gate valve or a plunger valve.
The stop valve is also called a stop valve, has the characteristics of durability, small opening height, easy manufacture, convenient maintenance and suitability for various occasions such as medium-low pressure, high pressure and the like, and thus becomes one of the widely used valves at present. A stop valve, gate valve or plunger valve may be used to effect communication or closure of the heating steam with the tee 40.
As an optional embodiment of the present invention, the air inlet pipe 70 is provided with a heat insulating layer.
The insulating layer can effectively reduce the heat loss of the heating steam in the air inlet pipeline 70, and prevent the partial condensation of the heating steam from influencing the steam quality.
For the transportation of the easily crystallized materials, heat preservation treatment is generally required to be carried out on the related transportation pipelines. As an optional embodiment of the present invention, the main material pipe 10 and the three-way pipe 40 are both independently provided with a steam heat tracing pipe and a heat insulating layer.
Hot steam is introduced into the steam heat tracing pipeline, so that the main material pipeline 10 and the three-way pipe 40 are kept at a certain temperature, and the conveyed material is not easy to crystallize. In addition, the heat insulation layers are arranged outside the main material pipeline 10, the three-way pipe 40 and the steam heat tracing pipeline, so that the heat of the steam heat tracing pipeline is effectively utilized, and the heat loss is reduced. The arrangement mode of the steam heat tracing pipeline and the heat insulation layer on the main material pipeline and the three-way pipe is not particularly limited, and the arrangement mode can be carried out by adopting a conventional mode in the field.
The operation method of the anti-blocking pipeline system comprises the following steps:
(1) closing the first valve 30, opening the second valve 50, and then opening the third valve 60 to discharge the condensed water generated by heating the steam from the second valve 50;
(2) after the condensed water is discharged from the second valve 50, the first valve 30 is opened and the second valve 50 is closed, so that the heating steam is introduced into the short section 20 through the third valve 60, the three-way pipe 40 and the first valve 30 in sequence, and the material deposited or condensed at the short section 20 or the first valve 30 is heated;
(3) when the pressure of the air inlet pipe is reduced to be equal to the pressure of the main material pipeline 10, the third valve 60 is closed, the second valve 50 is opened for sewage disposal, and normal sampling or sewage disposal can be carried out after the melted materials or waste materials are completely discharged.
The anti-clogging pipeline system is simple and easy to operate, and the treatment time for dredging the clogged pipeline can be greatly shortened.
Example two
The embodiment of the utility model provides a second still provides a urea production system, and this embodiment is the improvement on the basis of embodiment one, and the technical scheme that embodiment one described also belongs to this embodiment, no longer explains here.
The urea production system provided by the embodiment comprises the anti-blocking pipeline system.
The anti-blocking pipeline system can effectively solve the technical problem that the pipeline is blocked due to the fact that easily crystallized materials such as urea are easy to condense or deposit in the production or transmission process, and smooth follow-up production or transmission is guaranteed.
In addition, it should be noted that the anti-clogging pipeline system is not limited to the application in the urea production system, but also can be applied to the production and transportation processes of other materials easy to crystallize.
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 the same; 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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. An anti-clogging pipeline system is characterized by comprising a main material pipeline, a short section, a three-way pipe, a first valve, a second valve, a third valve and an air inlet pipeline;
one end of the short section is connected with the main material pipeline, and the other end of the short section is connected with the three-way pipe through the first valve;
the three-way pipe comprises a main pipe and a branch pipe communicated with the main pipe, one end of the main pipe is connected with the short section through the first valve, the other end of the main pipe is connected with the second valve, the branch pipe is connected with the air inlet pipeline through the third valve, and heating steam is introduced into the air inlet pipeline.
2. The anti-clogging piping system of claim 1, wherein said nipple is connected vertically to said main material pipe, said nipple making an angle of 30-60 ° with the horizontal.
3. The anti-clogging tubing system of claim 1, wherein the nipple, first valve, main tube of the tee, and second valve are connected in a straight line.
4. The anti-clogging duct system of claim 1, wherein said air inlet duct is provided with a pressure detection device.
5. The anti-clogging ductwork system according to any one of claims 1 to 4, wherein said first valve is a gate valve or a Y-type stop valve.
6. The anti-clogging tubing system of any one of claims 1-4, wherein said second valve is a ball valve, gate valve, Y-stop valve, or plunger valve.
7. The anti-clogging tubing system of any one of claims 1-4, wherein said third valve is a stop valve, a gate valve, or a spool valve.
8. An anti-clogging ducting system as claimed in any one of claims 1 to 4, wherein said air inlet duct is provided with an insulating layer.
9. The anti-clogging piping system according to any one of claims 1 to 4, wherein said main material piping and said tee are each provided with a steam heat tracing pipe and an insulation layer independently.
10. A urea production system comprising an anti-clogging pipe system according to any one of claims 1-9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922117818.2U CN211010414U (en) | 2019-11-29 | 2019-11-29 | Anti-blocking pipeline system and urea production system |
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| CN201922117818.2U CN211010414U (en) | 2019-11-29 | 2019-11-29 | Anti-blocking pipeline system and urea production system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111838723A (en) * | 2020-07-22 | 2020-10-30 | 刘秀秀 | Fish feed conditioning and granulating device with loosening function |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111838723A (en) * | 2020-07-22 | 2020-10-30 | 刘秀秀 | Fish feed conditioning and granulating device with loosening function |
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