CN210332140U - Air inlet device for automatic explosion prevention and wind and sand prevention of oil and gas station - Google Patents
Air inlet device for automatic explosion prevention and wind and sand prevention of oil and gas station Download PDFInfo
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- CN210332140U CN210332140U CN201921092196.6U CN201921092196U CN210332140U CN 210332140 U CN210332140 U CN 210332140U CN 201921092196 U CN201921092196 U CN 201921092196U CN 210332140 U CN210332140 U CN 210332140U
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Abstract
The utility model relates to an air inlet device that is used for automatic explosion-proof of oil gas station yard and prevent wind husky, include: the pipe body is vertically fixed on the foundation, and the top end of the pipe body is sequentially fixed with a rain-proof cap and a bird-proof net from top to bottom; three combustible gas detectors are arranged and are respectively welded and fixed on the tube body; the audible and visual alarm is welded and fixed on the pipe body; the lifting lug is welded and fixed on the pipe body; the manhole is welded and fixed on the pipe body, and the outlet of the manhole is communicated with the pipe body; the blow-off pipe is welded and fixed on the pipe body, and an inlet of the blow-off pipe is communicated with the pipe body; the air box is fixed on the foundation and is communicated with the pipe body through an air channel, and an electric air quantity valve is arranged at the joint of the air channel and the air box; and the control panel is welded and fixed on the air box. The utility model has the advantages that: can prevent effectively that combustible gas from registering one's residence and reporting to the police when the accident situation, can effectively filter the sand blown by the wind granule during the state at ordinary times, reduce the new trend wind speed of registering one's residence and be convenient for clear up and overhaul.
Description
Technical Field
The utility model relates to an oil gas station technical field, concretely relates to an air inlet device that is used for automatic explosion-proof and prevent wind husky of oil gas station.
Background
The method ensures that a compressor or an oil transfer pump of core storage and transportation equipment of the oil and gas long-distance oil and gas pipeline is in a safe operation environment, and is a necessary condition for ensuring the stable operation of the long-distance oil and gas pipeline. In the windy and sandy area in northwest of China, the climate is cold, the duration of windy and sandy weather is long, the wind speed is high, the particles are dense, and the compressor or the oil transfer pump is not suitable to be arranged in the open air, and equipment needs to be placed in a factory building. But it has to be accompanied by a certain proportion of natural gas leakage and a large amount of heat dissipation in the operating state. In order to prevent combustible gas accumulation and timely exhaust heat, all-weather forced air exhaust is needed according to national standards, and meanwhile, in order to ensure indoor air quantity balance, air must be supplemented from the outside while indoor air exhaust is carried out.
The existing air supply opening of a compressor factory building has two modes: one is that the sand-proof shutter is arranged on the outer wall, and the indoor and outdoor pressure difference is utilized to carry out natural air supply; the other type is that fresh air equipment such as an air supply box is arranged outdoors to supply air mechanically. The sand-proof shutter can not effectively trap sand-blown particles with the particle size of 10-50 mu m, the indoor sand-blown deposition is too much, so that the safe operation of equipment is influenced, the safety maintenance is required to be cleaned by workers, in addition, the shutter is seriously aged, and the replacement frequency is higher; the air supply system of the fan box is installed on the ground due to the fact that equipment is arranged on the ground, air inlet speed is high, sand and soil blown by air flow can directly enter the fan box, loads of the fan and a filtering facility are increased, replacement frequency of the equipment is increased, and dust raising phenomenon exists indoors.
In the operation or storage process of the equipment materials in the plant, part of combustible gas can be generated or leaked and diffused, and once fresh air is sent into the plant, the explosion hidden trouble can occur.
These traditional mode are difficult to effectively remind and control combustible gas to the family to can not filter the sand blown by the wind granule better and lead to indoor environment to be difficult to satisfy the equipment demand, the damage of not equidimension aggravation new trend equipment and material leads to important equipment often to be in unstable environment, increases the operation and maintenance personnel work load, improves the station fortune and maintenance cost.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned problem, the utility model provides an air inlet device that is used for automatic explosion-proof of oil gas station and prevent wind husky can effectively prevent combustible gas to enter the household and report to the police when the accident situation, can effectively filter the sand blown by the wind granule during the state at ordinary times, reduces the new trend wind speed of entering the household and is convenient for clear up and overhaul.
In order to achieve the above object, the utility model provides an air inlet device that is used for automatic explosion-proof and prevent wind husky in oil gas station field, include:
the device comprises a pipe body, a base and a cover, wherein the pipe body is vertically fixed on the base, and a rain-proof cap and a bird-proof net are sequentially fixed at the top end of the pipe body from top to bottom;
three combustible gas detectors are arranged and are respectively welded and fixed on the pipe body;
the audible and visual alarm is welded and fixed on the pipe body;
the lifting lug is welded and fixed on the pipe body;
the manhole is welded and fixed on the pipe body, and an outlet of the manhole is communicated with the pipe body;
the blow-off pipe is welded and fixed on the pipe body, and an inlet of the blow-off pipe is communicated with the pipe body;
the air box is fixed on the foundation and is communicated with the pipe body through an air channel, and an electric air quantity valve is arranged at the joint of the air channel and the air box;
and the control panel is welded and fixed on the air box.
As the utility model discloses further improve, it is three the combustible gas detector with audible-visual annunciator passes through scaffold weldment respectively and fixes body upper portion, and encircle body outer wall interval 90 evenly arranges.
As a further improvement, the electric air volume valve is in flexible connection with the air duct through a canvas.
As a further improvement, the utility model discloses be equipped with the access door on the bellows, the access door is furnished with the access door handrail.
As a further improvement, the utility model also comprises a flow guide baffle plate which is inclined at the lower part inside the pipe body, and the bottom of the flow guide baffle plate is slightly lower than the sewage discharge pipe.
As the utility model discloses further improve, prevent that bird net detains the top of body, prevent that bird net comprises stainless steel ring and stainless steel net, the stainless steel ring passes through the bolt hoop and is in on the body, the stainless steel ring with be equipped with the bolt hole that matches the installation on the body respectively.
As the utility model discloses further improve, rain-proof cap passes through the bolt fastening on the steel sheet on body top, rain-proof cap with be equipped with the bolt hole that matches the installation on the steel sheet.
As a further improvement, the lifting lugs are fixed on the side wall of the upper part in the pipe body, and the two lifting lugs are symmetrically arranged.
As the utility model discloses further improve, the manhole is fixed body lower part, and the entrance sets up the same flange piece of diameter and manhole blind plate, the flange piece with the manhole blind plate passes through bolted connection, just the flange piece with be equipped with the screw that matches the installation on the manhole blind plate respectively, the manhole blind plate is furnished with the manhole handrail.
As the utility model discloses the further improvement, the blow off pipe includes butt welding mouthpiece, pipeline and stop valve, the pipeline passes through the butt welding mouthpiece with the body is fixed, the configuration on the pipeline the stop valve.
The utility model has the advantages that:
1. the air enters from the top, and the sand-blown soil on the ground is prevented from being rolled up by the fresh air flow in the middle of the house and enters the room through the fresh air duct, so that the problem of dust raising is effectively solved, and the secondary pollution of the air is avoided;
2. the upper part of the pipe body is provided with three combustible gas detectors and a two-out-of-three alarm, so that combustible gas components are effectively detected and false alarms are prevented, when the combustible gas components reach the lower explosion limit, operation and maintenance personnel are reminded by starting an audible and visual alarm, and alarm signals are uploaded to a station control room;
3. the combustible gas detector is linked with the electric air volume valve, and when the combustible gas component reaches the lower explosion limit, the valve is closed to prevent the gas from entering the building monomer;
4. the wind speed is controlled to be 7m/s through the pipe body, large-particle sand dust is physically settled, inertial filtration is completed, the quality of the fresh air entering a house is improved, the wind speed is further reduced to be within 2m/s finally through connecting the wind boxes, high wind speed (more than 15 m/s) is prevented from directly impacting a louver or an air inlet of a fan box in sand dust weather, the impact of the high wind speed on an indoor fresh air unit is relieved, the damage or the aging is delayed, and the operation and maintenance cost is reduced;
5. the space between the air duct and the flow guide baffle in the pipe body can store sand and dust, and maintenance personnel can finish cleaning and sewage discharging work through the manhole, the flow guide baffle and the sewage discharge pipe on the pipe body during safety inspection, so that the maintenance and repair of the working personnel are facilitated, and the operation and maintenance difficulty is reduced;
6. the manufacturing is simple, the cost is low, the installation is convenient, the occupied area is saved, and the residual or waste pipelines of the station or the line part can be repeatedly utilized for manufacturing;
7. the air inlet system can be applied to compressor plants or oil transfer pump rooms in the explosion danger areas of windy and sandy areas, and can also be applied to building units such as air compressor rooms in oil and gas stations, maintenance and repair workshops and the like with similar floor areas or ventilation requirements.
Drawings
FIG. 1 is a main side view of an air intake device for automatic explosion protection and wind and sand prevention in an oil and gas station;
FIG. 2 is a front view of an air intake device for automatic explosion protection and wind and sand prevention in an oil and gas station;
FIG. 3 is a front rear view of an air intake device for automatic explosion protection and wind and sand prevention in an oil and gas station;
FIG. 4 is a side view of the bird net of the present invention;
FIG. 5 is a top view of the bird net of the present invention;
fig. 6 is a side view of the rain hat of the present invention;
fig. 7 is a top view of the rain hat of the present invention;
figure 8 is a front view of the manhole of the present invention;
figure 9 is a side view of the manhole of the present invention;
fig. 10 is a front view of the sewage draining pipe of the present invention.
In the figure:
1. a pipe body; 2. rain-proof caps; 3. a bird net; 4. a combustible gas detector; 5. an audible and visual alarm; 6. lifting lugs; 7. a manhole; 8. a blow-off pipe; 9. a flow guide baffle plate; 10. an electric air volume valve; 11. an air box; 12. a control panel; 13. an access door; 14. stainless steel rings; 15. a stainless steel mesh; 16. bolt holes; 17. a steel plate; 18. a flange sheet; 19. a manhole blind plate; 20. a manhole handrail; 21. a screw hole; 22. butt welding a nozzle; 23. a pipeline; 24. a stop valve; 25. access door handrail.
Detailed Description
As shown in fig. 1-3, the utility model discloses an air inlet device that is used for automatic explosion-proof of oil gas station yard and prevent wind husky, include: the device comprises a pipe body 1, a rain cap 2, an anti-bird net 3, a combustible gas detector 4, an audible and visual alarm 5, a lifting lug 6, a manhole 7, a drain pipe 8, an electric air valve 10, an air box 11, a control panel 12 and an access door 13.
The pipe body 1 is vertically fixed on a foundation, and the top end of the pipe body 1 is sequentially fixed with a rain-proof cap 2 and a bird-proof net 3 from top to bottom. Wherein, the concrete information of the foundation and the foundation bolts is calculated according to the local wind speed and the weight of the pipe body 1.
The air box 11 is fixed on the basis and is communicated with the pipe body 1 through an air channel, and an electric air valve 10 is arranged at the joint of the air channel and the air box 11. The electric air valve 10 is positioned above the air box 11, and the electric air valve 10 is in flexible connection with the air duct through canvas. The control disk 12 is welded to the bellows 11. An access door 13 is arranged on the air box 11, and the access door 13 is provided with an access door handrail 25. Through the access door 13, the operation and maintenance personnel can enter the air box 11 to overhaul and maintain the electric air volume valve 10. Wherein, the concrete information of the foundation and the anchor bolts is calculated according to the local wind speed and the weight of the bellows 11.
The combustible gas detectors 4 are fixed on the upper part of the tube body 1 through support welding, are three in number, detect gas components at an air inlet at the top of the tube body 1, and upload component information to the control panel 12 in real time. The audible and visual alarm 5 is fixed on the upper part of the pipe body 1 through a bracket in a welding way. Preferably, the three combustible gas detectors 4 and the audible and visual alarm 5 are uniformly arranged around the outer wall of the tube body 1 at intervals of 90 degrees. The alarm mode is two out of three, and the alarm mode is to avoid false alarm, namely when the gas component information uploaded by two or more combustible gas detectors 4 reaches the set lower explosion limit, the control panel 12 judges the gas component information to be an alarm signal, and starts the audible and visual alarm 5 positioned at the upper part of the pipe body 1, and the audible and visual alarm reminds field operation and maintenance personnel, and simultaneously switches off the power-operated air valve 10 to prevent the combustible gas components from entering the single building.
As shown in fig. 4-5, the bird-preventing net 3 is buckled on the top end of the tube body 1, the bird-preventing net 3 is composed of a stainless steel ring 14 and a stainless steel net 15, the stainless steel ring 14 is hooped on the tube body 1 through bolts, and bolt holes 16 which are installed in a matching way are respectively arranged on the stainless steel ring 14 and the tube body 1. The bird-proof net 3 is used for preventing birds and insects from entering the pipe body 1 and is convenient to clean, disassemble or replace.
As shown in fig. 6-7, the rain hat 2 is fixed on a steel plate 17 at the top end of the pipe body 1 through bolts, and bolt holes 16 which are installed in a matched mode are arranged on the rain hat 2 and the steel plate 17. Preferably, 4 steel plates 17 are provided. Rain hat 2 is used for preventing rain and snow, hail direct access pipe body 1, utilizes the bolt fastening, makes things convenient for the clearance, dismantlement or the change of rain hat or bird prevention net.
The lifting lugs 6 are welded and fixed on the pipe body 1, preferably fixed on the side wall of the middle upper part of the pipe body 1, symmetrically arranged and vertically hoisted by a crane.
As shown in fig. 8-9, the manhole 7 is welded and fixed on the pipe body 1, and the outlet is communicated with the pipe body 1, so that the operation and maintenance personnel can conveniently enter and clean the pipeline, and is preferably fixed on the lower part of the pipe body 1, and the inlet is provided with a flange sheet 18 and a manhole blind plate 19 which have the same diameter, the flange sheet 18 is connected with the manhole blind plate 19 through bolts, and the flange sheet 18 and the manhole blind plate 19 are respectively provided with a screw hole 21 which are installed in a matching manner. The manhole blind 19 is kept in a normally closed state, and the manhole blind 19 is provided with a manhole handrail 20.
As shown in fig. 10, the sewage draining pipe 8 is welded and fixed on the pipe body 1 and the inlet is communicated with the pipe body 1. The blow off pipe 8 comprises a butt welding pipe nozzle 22, a pipeline 23 and a stop valve 24, the pipeline 23 is fixed with the pipe body 1 through the butt welding pipe nozzle 22, and the stop valve 24 is arranged on the pipeline 23. The drain pipe 8 is used for opening the drain pipe stop valve 24 to directly drain sewage under the conditions of rain and snow or cleaning by operation and maintenance personnel.
Further, the sewage treatment device also comprises a flow guide baffle 9 which is obliquely arranged at the lower part inside the pipe body 1, and the bottom of the flow guide baffle is slightly lower than the sewage discharge pipe 8. The diversion baffle 8 is used for collecting sand blown by the wind, rain and snow or sewage after cleaning, thereby facilitating sewage discharge.
The utility model discloses an air inlet device can calculate and confirm corresponding body pipe diameter, wall thickness according to the air output of factory building to and the parameter of accessories such as rain-proof cap, bird net, supply-air box, electronic air volume valve.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an air inlet device that is used for automatic explosion-proof of oil gas station yard and prevent wind husky, its characterized in that includes:
the device comprises a pipe body (1), a rain-proof cap (2) and a bird-proof net (3) are sequentially fixed on the top end of the pipe body (1) from top to bottom;
three combustible gas detectors (4) are arranged and are respectively welded and fixed on the pipe body (1);
the audible and visual alarm (5) is welded and fixed on the pipe body (1);
the lifting lug (6) is welded and fixed on the pipe body (1);
the manhole (7) is fixedly welded on the pipe body (1) and an outlet of the manhole is communicated with the pipe body (1);
the blow-off pipe (8) is welded and fixed on the pipe body (1) and an inlet of the blow-off pipe is communicated with the pipe body (1);
the air box (11) is fixed on the foundation and is communicated with the pipe body (1) through an air channel, and an electric air quantity valve (10) is arranged at the joint of the air channel and the air box (11);
and the control panel (12) is welded and fixed on the air box (11).
2. The air intake device according to claim 1, wherein the three combustible gas detectors (4) and the audible and visual alarm (5) are respectively fixed on the upper part of the pipe body (1) through bracket welding and are uniformly arranged around the outer wall of the pipe body (1) at intervals of 90 degrees.
3. An air intake device according to claim 1, wherein the electric air volume valve (10) is flexibly connected with the air duct through canvas.
4. An air inlet arrangement according to claim 1, characterized in that an access door (13) is arranged on the air box (11), the access door (13) being provided with an access door handrail (25).
5. An air intake device according to claim 1, further comprising a flow guide baffle (9) which is obliquely arranged at the lower part of the interior of the pipe body (1) and the bottom of the flow guide baffle is slightly lower than the sewage discharge pipe (8).
6. An air intake device according to claim 1, wherein the bird prevention net (3) is fastened to the top end of the pipe body (1), the bird prevention net (3) is composed of a stainless steel ring (14) and a stainless steel net (15), the stainless steel ring (14) is fastened to the pipe body (1) through bolts, and bolt holes (16) which are installed in a matching manner are respectively formed in the stainless steel ring (14) and the pipe body (1).
7. The air intake device of claim 1, wherein the rain hat (2) is fixed on a steel plate (17) at the top end of the pipe body (1) through bolts, and bolt holes (16) which are installed in a matched mode are formed in the rain hat (2) and the steel plate (17).
8. An air intake device according to claim 1, wherein the lifting lugs (6) are fixed on the side wall of the middle upper part of the pipe body (1) and are symmetrically arranged in two.
9. An air intake device according to claim 1, wherein the manhole (7) is fixed at the lower part of the pipe body (1), a flange sheet (18) and a manhole blind plate (19) with the same diameter are arranged at the inlet, the flange sheet (18) is connected with the manhole blind plate (19) through bolts, screw holes (21) which are installed in a matching mode are respectively formed in the flange sheet (18) and the manhole blind plate (19), and the manhole blind plate (19) is provided with a manhole handrail (20).
10. An air intake device according to claim 1, wherein the blow-off pipe (8) comprises a butt welding nozzle (22), a pipeline (23) and a stop valve (24), the pipeline (23) is fixed with the pipe body (1) through the butt welding nozzle (22), and the stop valve (24) is arranged on the pipeline (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921092196.6U CN210332140U (en) | 2019-07-12 | 2019-07-12 | Air inlet device for automatic explosion prevention and wind and sand prevention of oil and gas station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921092196.6U CN210332140U (en) | 2019-07-12 | 2019-07-12 | Air inlet device for automatic explosion prevention and wind and sand prevention of oil and gas station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210332140U true CN210332140U (en) | 2020-04-17 |
Family
ID=70195162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921092196.6U Active CN210332140U (en) | 2019-07-12 | 2019-07-12 | Air inlet device for automatic explosion prevention and wind and sand prevention of oil and gas station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210332140U (en) |
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2019
- 2019-07-12 CN CN201921092196.6U patent/CN210332140U/en active Active
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