CN113447321A - Oil refining chemical industry enterprise safety ring protects gaseous sampling device - Google Patents
Oil refining chemical industry enterprise safety ring protects gaseous sampling device Download PDFInfo
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- CN113447321A CN113447321A CN202110943842.0A CN202110943842A CN113447321A CN 113447321 A CN113447321 A CN 113447321A CN 202110943842 A CN202110943842 A CN 202110943842A CN 113447321 A CN113447321 A CN 113447321A
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- inlet pipe
- valve
- collecting bottle
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- 238000007670 refining Methods 0.000 title claims abstract description 28
- 239000000126 substance Substances 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 title claims abstract description 20
- 238000000605 extraction Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims 9
- 238000005086 pumping Methods 0.000 abstract description 13
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 15
- 239000000295 fuel oil Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 240000005002 Erythronium dens canis Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2247—Sampling from a flowing stream of gas
Abstract
The invention provides a safe and environment-friendly gas sampling device for oil refining chemical enterprises, and relates to the field of oil refining chemical industry. Comprises an air inlet pipe; one end of the air inlet pipe is a free end, and the other end of the air inlet pipe is detachably provided with a gas collecting bottle; the air inlet pipe is provided with a first valve, the air collecting bottle is provided with a second valve, a cavity between the first valve and the second valve forms an air storage cavity, and the air inlet pipe is provided with an air extractor communicated with the air storage cavity. The gas inlet pipe is used for communicating gas generated by external oil refining, the gas collecting bottle collects the gas, the first valve and the second valve are used for controlling the gas to enter and exit, after the gas collecting bottle collects the gas, the first valve and the second valve are closed, the gas pumping device pumps the residual gas in the gas storage cavity, the gas leakage in the gas storage cavity after the gas collecting bottle is detached from the gas inlet pipe is avoided, and the sealing effect is good.
Description
Technical Field
The invention relates to the field of oil refining chemical industry, in particular to a safe and environment-friendly gas sampling device for oil refining chemical enterprises.
Background
The oil refining is generally referred to as petroleum refining, in which petroleum is separated by a distillation method to produce fuel oils such as kerosene, gasoline, diesel oil and the like which are suitable for internal combustion engines, petroleum gas and residual oil which are heavy components than the fuel oils are byproducts, and the fuel oils are chemically converted into the fuel oils by processes such as thermal cracking, catalytic cracking and the like, and some of the fuel oils are refined by processes such as hydrogenation and the like. Gas needs to be sampled in the oil refining process, the gas sampling device in the prior art has poor sealing performance, and part of gas can leak to the air to pollute the environment.
Disclosure of Invention
The invention aims to provide a safe and environment-friendly gas sampling device for oil refining chemical enterprises, which can sample oil refining gas and has good sealing performance.
The embodiment of the invention is realized by the following steps:
the embodiment of the application provides a safe and environment-friendly gas sampling device for oil refining chemical enterprises, which comprises an air inlet pipe; one end of the air inlet pipe is a free end, and the other end of the air inlet pipe is movably provided with a gas collecting bottle; the air inlet pipe is provided with a first valve, the air collecting bottle is provided with a second valve, a cavity between the first valve and the second valve forms an air storage cavity, and the air inlet pipe is provided with an air extractor communicated with the air storage cavity.
In some embodiments of the present invention, the first valve includes a first mounting block and a first connecting rod movably disposed on the first mounting block; the first mounting block is arranged on the outer side wall of the air inlet pipe, one end of the first connecting rod penetrates through the first mounting block and is inserted into the air inlet pipe, and the other end of the first connecting rod is provided with a first handle; the intake pipe inside wall is equipped with first draw-in groove, and the one end that first handle was kept away from to first connecting rod can imbed first draw-in groove.
In some embodiments of the present invention, the second valve includes a second mounting block and a second connecting rod movably disposed on the second mounting block; the second mounting block is arranged on the outer side wall of the gas collecting bottle, one end of a second connecting rod penetrates through the second mounting block and is inserted into the gas collecting bottle, and a second handle is arranged at the other end of the second connecting rod; the gas collecting bottle inside wall is equipped with the second draw-in groove, and the one end that the second handle was kept away from to the second connecting rod can imbed the second draw-in groove.
In some embodiments of the present invention, the air inlet pipe includes a spring, a cover plate, and an air duct disposed on the cover plate; a sleeve is arranged in the air inlet pipe, one end of the spring is connected with the sleeve, and the other end of the spring is connected with the cover plate; the air inlet pipe is provided with a clamping block for clamping the cover plate, the air guide pipe is connected with the clamping block in a sliding manner, and one end of the air guide pipe, which is far away from the cover plate, is movably connected with the air collecting bottle; the cover plate is provided with a first air guide hole penetrating through the cover plate, and the side wall of the air guide tube is provided with a second air guide hole penetrating through the air guide tube.
In some embodiments of the present invention, the air pumping device includes an air pumping pipe, one end of the air pumping pipe is communicated with the air storage cavity, and the air pumping pipe is connected to an air pump.
In some embodiments of the present invention, the above-mentioned further includes a base, a lifting device and a turntable, which are disposed on the base; the turntable is provided with a plurality of mounting grooves for placing the gas collecting bottles, one end of the lifting device, which is far away from the base, is provided with a clamping device for clamping the gas collecting bottles, and the turntable is provided with mounting holes for the clamping device to pass through; the base is provided with a power device for driving the turntable to rotate.
In some embodiments of the present invention, the clamping device comprises a mounting seat and a plurality of clamping pieces; a first hydraulic rod is arranged in the mounting seat, a connecting block is arranged on the first hydraulic rod, any clamping piece is hinged with the mounting seat, and the mounting seat is arranged on the lifting device; the connecting block is equipped with the connecting rod, and arbitrary holder is equipped with the connecting hole, and the connecting rod slides and locates the connecting hole.
In some embodiments of the present invention, the lifting device includes a second hydraulic rod, one end of the second hydraulic rod is connected to the base, and the other end of the second hydraulic rod is connected to the mounting base.
In some embodiments of the present invention, the power device includes a rotating shaft and a motor; one end of the rotating shaft is connected with the turntable, and the other end of the rotating shaft is movably connected with the base; the base is located to the motor, and the pivot lateral wall is equipped with the dogtooth, and the motor is equipped with the driving gear of being connected with the pivot transmission.
In some embodiments of the present invention, the gas collecting bottle is provided with a pressure gauge for detecting the air pressure in the gas collecting bottle.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
the gas inlet pipe is used for communicating gas generated by external oil refining, the gas collecting bottle collects the gas, the first valve and the second valve are used for controlling the gas to enter and exit, after the gas collecting bottle collects the gas, the first valve and the second valve are closed, the gas pumping device pumps the residual gas in the gas storage cavity, the gas leakage in the gas storage cavity after the gas collecting bottle is detached from the gas inlet pipe is avoided, and the sealing effect is good.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural diagram of a safe and environment-friendly gas sampling device for oil refining and chemical enterprises according to an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a partial cross-sectional view of a clamping device according to an embodiment of the invention;
fig. 4 is a schematic structural view of a first hydraulic rod and a connecting block according to an embodiment of the present invention.
Icon: 1, an air inlet pipe; 2-a gas collecting bottle; 3-a first mounting block; 4-a first link; 5-a first card slot; 6-a first handle; 7-a second mounting block; 8-a second link; 9-a second handle; 10-a spring; 11-a cover plate; 12-an airway tube; 13-a sleeve; 14-a fixture block; 15-a first gas-guide hole; 16-a second gas-guide hole; 17-an air extraction pipe; 18-an air pump; 19-a base; 20-a turntable; 21-mounting holes; 22-a mounting seat; 23-a clamp; 24-a first hydraulic lever; 25-connecting blocks; 26-a connecting rod; 27-connecting holes; 28-connecting grooves; 29-a second hydraulic ram; 30-a rotating shaft; 31-a motor; 32-lobes; 33-a drive gear; 34-a pressure gauge; 35-bump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention usually place when used, the orientations or positional relationships are only used for convenience of description and simplification of the description, and the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed and operated in specific orientations, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "a plurality" represents at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted 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. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
Referring to fig. 1-4, the present embodiment provides a sampling apparatus for a safe and environment-friendly gas of an oil refining chemical industry enterprise, which includes an air inlet pipe 1; one end of the air inlet pipe 1 is a free end, and the other end of the air inlet pipe 1 is movably provided with a gas collecting bottle 2; the air inlet pipe 1 is provided with a first valve, the air collecting bottle 2 is provided with a second valve, a cavity between the first valve and the second valve forms an air storage cavity, and the air inlet pipe 1 is provided with an air extractor communicated with the air storage cavity.
In this embodiment, the free end of the gas inlet pipe 1 is connected to a gas conducting pipeline of an external oil refining device, and the gas inlet pipe 1 is closed by using the first valve when gas is not collected, so that gas leakage is prevented. When collecting gas, inserting the gas collecting bottle 2 into the gas inlet pipe 1, opening the first valve and the second valve at the moment, and allowing the gas to flow into the gas collecting bottle 2; after the gas collection finishes, close first valve and second valve again, the gas storage intracavity is gaseous still to remain this moment, if direct with gas cylinder 2 detach intake pipe 1, the gas storage intracavity gaseous can discharge into the air, causes the pollution to the surrounding environment, so first valve and second valve are closed the back, take out gas in the gas storage intracavity with air exhaust device, avoid gas leakage.
In this embodiment, the first valve includes a first mounting block 3 and a first connecting rod 4 movably disposed on the first mounting block 3; the first mounting block 3 is arranged on the outer side wall of the air inlet pipe 1, one end of the first connecting rod 4 penetrates through the first mounting block 3 and is inserted into the air inlet pipe 1, and the other end of the first connecting rod 4 is provided with a first handle 6; the inside wall of intake pipe 1 is equipped with first draw-in groove 5, and the one end that first handle 6 was kept away from to first connecting rod 4 can imbed first draw-in groove 5.
In detail, the first mounting block 3 is provided with a threaded hole, the outer side wall of the first connecting rod 4 is provided with threads, and the first connecting rod 4 is in threaded connection with the first mounting block 3. A rubber pad is arranged in the first clamping groove 5, an operator holds the first handle 6 to rotate, and the tail end of the first connecting rod 4 is inserted into the first clamping groove 5. Intake pipe 1 is equipped with the first inlet port that is used for switching on gas, and the diameter of first inlet port is less than the diameter of first connecting rod 4, as shown in fig. 2, and first inlet port is in vertical state, and first connecting rod 4 is in the horizontality, inserts first draw-in groove 5 when first connecting rod 4, and first connecting rod 4 can shield first inlet port completely, and at this moment, first connecting rod 4 can prevent that gas from flowing to gas collecting bottle 2 from first inlet port. If the diameter of the first link 4 is smaller than the diameter of the first intake hole, the first link 4 cannot function as a valve.
In the embodiment, the second valve comprises a second mounting block 7 and a second connecting rod 8 movably arranged on the second mounting block 7; the second mounting block 7 is arranged on the outer side wall of the gas collecting bottle 2, one end of a second connecting rod 8 penetrates through the second mounting block 7 and is inserted into the gas collecting bottle 2, and the other end of the second connecting rod 8 is provided with a second handle 9; the inside wall of the gas collecting bottle 2 is provided with a second clamping groove, and one end of the second connecting rod 8 far away from the second handle 9 can be embedded into the second clamping groove.
In detail, the second valve is similar in principle to the first valve. The second mounting block 7 is provided with a threaded hole, the outer side wall of the second connecting rod 8 is provided with threads, and the second connecting rod 8 is in threaded connection with the second mounting block 7. A rubber pad is arranged in the second clamping groove, an operator holds the second handle 9 to rotate, and the tail end of the second connecting rod 8 is inserted into the second clamping groove. The gas collecting bottle 2 is provided with a second gas inlet hole for conducting gas, and the diameter of the second gas inlet hole is smaller than that of the second connecting rod 8.
In the embodiment, the air-guide tube type spring also comprises a spring 10, a cover plate 11 and an air-guide tube 12 arranged on the cover plate 11; a sleeve 13 is arranged in the air inlet pipe 1, one end of a spring 10 is connected with the sleeve 13, and the other end of the spring 10 is connected with a cover plate 11; the air inlet pipe 1 is provided with a clamping block 14 used for clamping the cover plate 11, the air guide pipe 12 is connected with the clamping block 14 in a sliding manner, and one end of the air guide pipe 12 far away from the cover plate 11 is movably connected with the air collecting bottle 2; the cover plate 11 is provided with a first air guide hole 15 penetrating through the cover plate 11, and the side wall of the air guide tube 12 is provided with a second air guide hole 16 penetrating through the air guide tube 12.
In detail, the lower end of the cover plate 11 is provided with a groove, the air duct 12 is arranged at the bottom of the groove of the cover plate 11, and the cover plate 11 is slidably arranged at the inner side of the air inlet pipe 1. The cover plate 11 is clamped with the clamping block 14 under the action of the spring 10, a through hole is formed in the center of the clamping block 14, the air duct 12 penetrates through the through hole of the clamping block 14, and the inner side wall of the clamping block 14 is in clearance fit with the outer side wall of the air duct 12. The axis of the first air guide hole 15 is in the vertical direction, the axis of the second air guide hole 16 is in the horizontal direction, and when the cover plate 11 is pressed by the spring 10 to abut against the fixture block 14, the fixture block 14 seals the first air guide hole 15.
When collecting gas, drag gas collecting bottle 2 and locate the bottleneck cover of gas collecting bottle 2 in the air duct 12 outside, the bottleneck of gas collecting bottle 2 is equipped with the constant head tank, and when the tank bottom of constant head tank is supported to air duct 12 butt, gas collecting bottle 2 can drive air duct 12 and remove. Drag gas collecting bottle 2 and make air duct 12 upwards remove, spring 10 atress takes place the compression, and when gas collecting bottle 2 open end and fixture block 14 lower extreme butt, first air guide 15 and second air guide 16 all are located between sleeve 13 and fixture block 14, and at this moment, fixture block 14 no longer plays sealed effect to first air guide 15. The first valve and the second valve are opened, and the gas flows through the sleeve 13 from the gas inlet, then enters the channel at the inner side of the gas guide tube 12 through the first gas guide hole 15 and the second gas guide hole 16, and finally enters the gas collection bottle 2.
After the gas collection is finished, the first valve and the second valve are closed, and then the gas remaining in the gas storage cavity is extracted by the gas extraction device. Slowly move gas collecting bottle 2 downwards, spring 10 extends and pushes down apron 11 butt fixture block 14, and apron 11 is further sealed to intake pipe 1 with the cooperation of fixture block 14, if first valve has the gas leakage phenomenon, apron 11 can prevent gas outflow intake pipe 1.
In this embodiment, the air extracting device includes an air extracting tube 17, one end of the air extracting tube 17 is communicated with the air storage cavity, and the air extracting tube 17 is connected with an air pump 18.
In detail, after the gas collection is finished, the gas in the gas storage cavity is pumped away by using the gas pump 18 and the air pumping pipe 17, one end of the air pumping pipe 17, which is far away from the gas inlet pipe 1, can be connected with a pipeline for conducting gas with the outside, both ends of the air pumping pipe 17 can be provided with valves, and the valves at both ends of the air pumping pipe 17 are closed after the air pumping, so that the gas is prevented from leaking from the air pumping pipe 17.
Optionally, the operating personnel can set up the collecting vessel that is used for collecting residual gas specially, is connected the one end that intake pipe 1 was kept away from to exhaust tube 17 with the collecting vessel, and after the collecting vessel collected full gas, it handled gas again, avoided gaseous direct emission to go into the air.
In this embodiment, the device further comprises a base 19, a lifting device arranged on the base 19, and a turntable 20; the turntable 20 is provided with a plurality of mounting grooves for placing the gas collecting bottles 2, one end of the lifting device, which is far away from the base 19, is provided with a clamping device for clamping the gas collecting bottles 2, and the turntable 20 is provided with mounting holes 21 for the clamping device to pass through; the base 19 is provided with a power device for driving the turntable 20 to rotate.
In detail, the turntable 20 is provided with a plurality of mounting slots, each of which houses a gas collection bottle 2. The power device drives the turntable 20 to rotate, so that the gas collecting bottle 2 is positioned under the gas inlet pipe 1, and the mounting groove and the gas guide pipe 12 are coaxial. When the gas collecting bottle 2 is positioned below the gas inlet pipe 1, the lifting device drives the clamping device to ascend, the lower end of the gas collecting bottle 2 is provided with the convex block 35, the clamping device clamps the convex block 35 to fix the gas collecting bottle 2, and then the lifting device ascends again to drive the gas collecting bottle 2 to be inserted into the gas guide pipe 12. The clamping device does not interfere with the mounting hole 21 during the lifting process of the lifting device. The existence of the rotary table 20 is convenient for placing a plurality of gas collecting bottles 2 so as to collect gas for a plurality of times.
In the present embodiment, the clamping means comprises a mounting seat 22 and a plurality of clamping members 23; a first hydraulic rod 24 is arranged in the mounting seat 22, the first hydraulic rod 24 is provided with a connecting block 25, any clamping piece 23 is hinged with the mounting seat 22, and the mounting seat 22 is arranged on the lifting device; the connecting block 25 is provided with a connecting rod 26, any clamping piece 23 is provided with a connecting hole 27, and the connecting rod 26 is slidably arranged in the connecting hole 27.
In detail, the first hydraulic rod 24 extends, the connecting block 25 drives the connecting rod 26 to rise, the clamping member 23 slides along with the connecting rod 26, the clamping member 23 is hinged to the mounting seat 22, the connecting rod 26 drives the clamping member 23 to open, and the first hydraulic rod 24 is shortened to drive the clamping member 23 to clamp. The number of the clamping pieces 23 can be three, three grooves can be circumferentially arranged on the outer side wall of the lug 35, and the clamping pieces 23 can be embedded into the grooves on the side wall of the lug 35 to clamp the lug 35.
In detail, the connecting block 25 is circumferentially provided with a plurality of connecting grooves 28, the clamping member 23 is located in the connecting grooves 28, and the connecting rod 26 may be a bolt, and the connecting rod 26 penetrates through the connecting block 25 and the clamping member 23 and is connected with a nut.
In this embodiment, the lifting device comprises a second hydraulic rod 29, one end of the second hydraulic rod 29 is connected to the base 19, and the other end of the second hydraulic rod 29 is connected to the mounting seat 22. The second hydraulic rod 29 and the air duct 12 are coaxial, and the second hydraulic rod 29 drives the mounting seat 22 to realize the lifting function.
In the present embodiment, the power unit includes a rotating shaft 30 and a motor 31; one end of the rotating shaft 30 is connected with the rotating disc 20, and the other end of the rotating shaft 30 is movably connected with the base 19; the motor 31 is arranged on the base 19, the outer side wall of the rotating shaft 30 is provided with a convex tooth 32, and the motor 31 is provided with a driving gear 33 in transmission connection with the rotating shaft 30.
In detail, the rotating shaft 30 is fixed to the turntable 20, and the rotating shaft 30 is rotatably connected to the base 19. The motor 31 drives the driving gear 33 to rotate, the driving gear 33 is meshed with the convex teeth 32 on the outer side wall of the rotating shaft 30, and the driving gear 33 can drive the rotating shaft 30 to rotate. The motor 31 can be a servo motor 31, the servo motor 31 can control the speed and position accuracy very accurately, and a voltage signal can be converted into a torque and a rotating speed to drive a control object. The servo motor 31 has the rotor speed controlled by the input signal and can react quickly, is used as an actuating element in an automatic control system, has the characteristics of small electromechanical time constant, high linearity and the like, can convert the received electric signal into angular displacement or angular speed output on a motor shaft, and can output the motor 31 with the model of LSR 60-L1.
In the present embodiment, the gas collecting bottle 2 is provided with a pressure gauge 34 for detecting the air pressure in the gas collecting bottle 2.
In detail, a pressure gauge 34 is arranged at a position of the gas collecting bottle 2 close to the bottle mouth, an operator determines whether the gas in the gas collecting bottle 2 is full or not according to the reading of the pressure gauge 34, and when the reading of the pressure gauge 34 reaches a certain threshold value, the operator closes the first valve and the second valve and stops collecting the gas.
In summary, the embodiment of the present invention provides a safe and environment-friendly gas sampling device for oil refining chemical enterprises:
comprises an air inlet pipe 1; one end of the air inlet pipe 1 is a free end, and the other end of the air inlet pipe 1 is detachably provided with a gas collecting bottle 2; the air inlet pipe 1 is provided with a first valve, the air collecting bottle 2 is provided with a second valve, a cavity between the first valve and the second valve forms an air storage cavity, and the air inlet pipe 1 is provided with an air extractor communicated with the air storage cavity.
The gas inlet pipe 1 is used for communicating gas generated by external oil refining, the gas collecting bottle 2 collects the gas, the first valve and the second valve are used for controlling the gas to flow in and out, after the gas collecting bottle 2 collects the gas, the first valve and the second valve are closed, the gas pumping device pumps the residual gas in the gas storage cavity, the gas leakage in the gas storage cavity is avoided after the gas collecting bottle 2 is detached from the gas inlet pipe 1, and the sealing effect is good.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to 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. A safe and environment-friendly gas sampling device for oil refining chemical enterprises is characterized by comprising an air inlet pipe; one end of the air inlet pipe is a free end, and the other end of the air inlet pipe is movably provided with a gas collecting bottle; the gas collecting bottle is provided with a first valve, the gas collecting bottle is provided with a second valve, a gas storage cavity is formed by a cavity between the first valve and the second valve, and the gas inlet pipe is provided with an air extractor communicated with the gas storage cavity.
2. The oil refining chemical industry enterprise safety and environmental protection gas sampling device according to claim 1, wherein the first valve comprises a first mounting block and a first connecting rod movably arranged on the first mounting block; the first mounting block is arranged on the outer side wall of the air inlet pipe, one end of the first connecting rod penetrates through the first mounting block and is inserted into the air inlet pipe, and the other end of the first connecting rod is provided with a first handle; the inside wall of the air inlet pipe is provided with a first clamping groove, and one end, far away from the first handle, of the first connecting rod can be embedded into the first clamping groove.
3. The oil refining chemical industry enterprise safety and environmental protection gas sampling device according to claim 1, wherein the second valve comprises a second mounting block and a second connecting rod movably arranged on the second mounting block; the second mounting block is arranged on the outer side wall of the gas collecting bottle, one end of the second connecting rod penetrates through the second mounting block and is inserted into the gas collecting bottle, and the other end of the second connecting rod is provided with a second handle; the gas collecting bottle inside wall is equipped with the second draw-in groove, the second connecting rod is kept away from the one end of second handle can imbed the second draw-in groove.
4. The oil refining chemical industry enterprise safety and environmental protection gas sampling device of claim 1, further comprising a spring, a cover plate and a gas-guide tube arranged on the cover plate; a sleeve is arranged in the air inlet pipe, one end of the spring is connected with the sleeve, and the other end of the spring is connected with the cover plate; the air inlet pipe is provided with a clamping block used for clamping the cover plate, the air guide pipe is connected with the clamping block in a sliding manner, and one end of the air guide pipe, which is far away from the cover plate, is movably connected with the air collecting bottle; the cover plate is provided with a first air guide hole penetrating through the cover plate, and the side wall of the air guide tube is provided with a second air guide hole penetrating through the air guide tube.
5. The oil refining chemical industry enterprise safety and environmental protection gas sampling device of claim 1, wherein the air extraction device comprises an air extraction pipe, one end of the air extraction pipe is communicated with the gas storage cavity, and the air extraction pipe is connected with an air pump.
6. The oil refining chemical industry enterprise safety and environmental protection gas sampling device according to claim 1, further comprising a base, a lifting device and a turntable, wherein the lifting device and the turntable are arranged on the base; the turntable is provided with a plurality of mounting grooves for placing the gas collecting bottles, one end of the lifting device, which is far away from the base, is provided with a clamping device for clamping the gas collecting bottles, and the turntable is provided with mounting holes for the clamping device to pass through; the base is provided with a power device for driving the turntable to rotate.
7. The oil refining chemical industry enterprise safety and environmental protection gas sampling device according to claim 6, wherein the clamping device comprises a mounting seat and a plurality of clamping pieces; a first hydraulic rod is arranged in the mounting seat, a connecting block is arranged on the first hydraulic rod, any clamping piece is hinged with the mounting seat, and the mounting seat is arranged on the lifting device; the connecting block is provided with a connecting rod, the clamping piece is provided with a connecting hole, and the connecting rod is slidably arranged in the connecting hole.
8. The oil refining chemical industry enterprise safety and environmental protection gas sampling device of claim 7, wherein the lifting device comprises a second hydraulic rod, one end of the second hydraulic rod is connected with the base, and the other end of the second hydraulic rod is connected with the mounting seat.
9. The oil refining chemical industry enterprise safety and environmental protection gas sampling device according to claim 6, wherein the power device comprises a rotating shaft and a motor; one end of the rotating shaft is connected with the turntable, and the other end of the rotating shaft is movably connected with the base; the motor is arranged on the base, the outer side wall of the rotating shaft is provided with convex teeth, and the motor is provided with a driving gear in transmission connection with the rotating shaft.
10. The oil refining chemical industry enterprise safety and environmental protection gas sampling device of claim 1, wherein the gas collecting bottle is provided with a pressure gauge for detecting the gas pressure in the gas collecting bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943842.0A CN113447321A (en) | 2021-08-17 | 2021-08-17 | Oil refining chemical industry enterprise safety ring protects gaseous sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943842.0A CN113447321A (en) | 2021-08-17 | 2021-08-17 | Oil refining chemical industry enterprise safety ring protects gaseous sampling device |
Publications (1)
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| WO2023206920A1 (en) * | 2022-04-28 | 2023-11-02 | 福建省杭氟电子材料有限公司 | Analysis and assay device and treatment method for hexafluorobutadiene production |
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