CN113324178A

CN113324178A - High-concentration organic waste gas collecting and conveying system

Info

Publication number: CN113324178A
Application number: CN202110760038.9A
Authority: CN
Inventors: 付建强; 刘佳星; 付奎儒; 付玉洁
Original assignee: Shaanxi Jinkaili Clean Installation Engineering Co ltd
Current assignee: Shaanxi Jinkaili Clean Installation Engineering Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-08-31
Anticipated expiration: 2041-07-05
Also published as: CN113324178B

Abstract

The application discloses high enriched organic waste gas is collected and conveying system, including waste gas collection device, buffer tank, condenser, fan and connecting tube etc. production facility includes technology production device, former storage bucket and finished product bucket etc.. This collection and conveying system is collected the high concentration organic waste gas that production facility produced in the production process and carries to exhaust-gas treatment equipment, the waste gas that production facility produced is direct earlier or collect through collection device, through pipe connection to buffer tank, because the drastic degree of different reactions is inconsistent, cause exhaust emission speed inconsistent, the waste gas of event each intake pipe carries out pressure balance in the buffer tank earlier, prevent to appear crossing gas between the technology apparatus for producing, suppress the problem of pressing and suck-back, guarantee the product quality and the production safety of production, guarantee that exhaust-gas collection conveying system safe and stable operation, the organic waste gas that production facility produced is finally purified treatment and safe discharge, the environment has been protected, green production has been realized.

Description

High-concentration organic waste gas collecting and conveying system

Technical Field

The invention relates to the technical field of waste gas collection and conveying, in particular to a high-concentration organic waste gas collection and conveying system.

Background

Production facility like reation kettle in workshop, can produce waste gas in process of production, in order to collect these waste gases, workshop or factory have the trunk line, each production facility's waste gas vent passes through on pipeline lug connection to trunk line, the trunk line inner space is limited, different blast pipe lug connection is to on the trunk line, each blast pipe inside gas concentration is different, pressure is different, thereby the string of gas appears easily on the trunk line, suppress the pressure, suck back, hydrops scheduling problem, the normal operating of unit has seriously been influenced, there is the potential safety hazard even.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

The invention provides a high-concentration organic waste gas collecting and conveying system, which can buffer air pressure by arranging a buffer tank, balance the pressure of each pipeline and prevent the problems of air leakage, pressure building, suck-back, liquid accumulation and the like.

In order to realize the technical purpose of this application, this application provides a high enriched organic waste gas collects and conveying system, includes:

the waste gas collecting device is connected with the production equipment to collect the organic waste gas;

the buffer tank is respectively connected with the waste gas collecting device and the waste gas treatment equipment;

the fan is arranged on a pipeline connecting the buffer tank and the waste gas treatment equipment;

wherein, the production equipment comprises a process production device, a raw material barrel and a finished product barrel.

Preferably, the waste gas collecting device is provided with a material circulation channel and an exhaust joint, the raw material barrel and the finished product barrel are respectively connected to the process production device through corresponding waste gas collecting devices, the buffer tank is connected with an exhaust pipe and a plurality of air inlet pipes, part of the air inlet pipes are connected with the exhaust joint of the waste gas collecting device, and part of the air inlet pipes are directly connected with the process production device.

Preferably, the waste gas collection device includes that pipeline and cover establish waste gas on the pipeline collects the cover, all set up the material on former storage bucket and the finished product bucket and pass through the mouth, the diameter that the material passed through the mouth is greater than the diameter of pipeline, the pipeline runs through the material passes through the mouth and sets up, the cover is collected to waste gas covers the material passes through the mouth, waste gas is collected and is covered the setting exhaust joint.

Preferably, the air inlet pipe is provided with a one-way valve and a flame arrester, and the buffer tank is provided with a respirator.

Preferably, a buffer cavity is formed in the buffer tank, the air inlet pipe and the exhaust pipe are communicated with the buffer cavity, a liquid drainage pipeline is connected to the buffer tank and is connected to the bottom of the buffer tank, and an on-off valve is arranged on the liquid drainage pipeline.

Preferably, the exhaust pipe is connected with a waste gas conveying pipeline, and the fan and the waste gas treatment equipment are arranged on the waste gas conveying pipeline.

Preferably, the waste gas conveying pipeline comprises a main plant pipeline and a plurality of main plant pipelines, each main plant pipeline is connected to the main plant pipeline, and each buffer tank in the same plant is connected to the corresponding main plant pipeline through an exhaust pipe.

Preferably, a condenser is connected to the main pipeline of the workshop.

Preferably, the main pipeline of the plant area is provided with an inclined pipeline section, the inclined pipeline section is close to one end of the main pipeline of the workshop and is a high-position end, the end far away from the main pipeline of the workshop is a low-position end, and the fan and the waste gas treatment equipment are both arranged on one side, far away from the main pipeline of the workshop, of the inclined pipeline section.

Preferably, the high-concentration organic waste gas collecting and conveying system further comprises a collecting barrel, and the collecting barrel is communicated with the main pipeline of the plant area.

Through adopting above-mentioned technical scheme for this application has following beneficial effect:

the high-concentration organic waste gas collecting and conveying system comprises a waste gas collecting device, a buffer tank, a condenser, a fan, a connecting pipeline and the like, and production equipment comprises a process production device, a raw material barrel, a finished product barrel and the like. This collection and conveying system is collected the high concentration organic waste gas that production facility produced in the production process and carries to exhaust-gas treatment equipment, the waste gas that production facility produced is direct earlier or collect through collection device, through pipe connection to buffer tank, because the drastic degree of different reactions is inconsistent, cause exhaust emission speed inconsistent, the waste gas of event each intake pipe carries out pressure balance in the buffer tank earlier, prevent to appear crossing gas between the technology apparatus for producing, suppress the problem of pressing and suck-back, guarantee the product quality and the production safety of production, guarantee that exhaust-gas collection conveying system safe and stable operation, the organic waste gas that production facility produced is finally purified treatment and safe discharge, the environment has been protected, green production has been realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic cross-sectional view of a surge tank in a high-concentration organic waste gas collecting and delivering system according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic perspective view of a buffer tank according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a cover body of a buffer tank according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a horizontal arrangement of the check valve of the surge tank provided by an embodiment of the present invention;

FIG. 7 is a schematic diagram of a one-way valve tilt arrangement for a surge tank provided in accordance with an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a highly concentrated organic waste gas collecting and delivering system according to an embodiment of the present invention;

fig. 9 is a schematic view of a connection structure of a main pipe and an exhaust pipe of a vehicle room in the exhaust gas collecting and conveying system according to the embodiment of the present invention;

fig. 10 is a schematic structural diagram of a collecting barrel connected to a main pipeline in a plant area in the waste gas collecting and conveying system provided by the embodiment of the invention;

FIG. 11 is an enlarged view of portion C of FIG. 10;

FIG. 12 is a schematic view of a product or feedstock container in an exhaust collection and delivery system according to an embodiment of the present invention;

FIG. 13 is a cross-sectional view of the lid of the product barrel in the exhaust collection and delivery system provided in accordance with an embodiment of the present invention;

FIG. 14 is a top view of a lid of a product drum of the exhaust collection and delivery system according to an embodiment of the present invention;

FIG. 15 is a schematic structural view of a discharge fitting of the exhaust collection and delivery system according to an embodiment of the present invention;

FIG. 16 is a schematic structural view of a feed fitting in an exhaust collection and delivery system according to an embodiment of the present invention;

FIG. 17 is a schematic side view of a condenser of an exhaust collection and delivery system according to an embodiment of the present invention;

FIG. 18 is a schematic diagram illustrating an elevational view of a condenser in the exhaust collection and delivery system according to an embodiment of the present invention;

fig. 19 is a schematic top view of a condenser in an exhaust collection and delivery system according to an embodiment of the present invention.

In the figure: 1. a buffer tank; 11. a tank body; 111. a buffer chamber; 112. a second flange portion; 113. a liquid discharge pipe; 12. a cover body; 120. a pressure gauge; 121. an exhaust port; 122. an air inlet; 123. a respirator mounting port; 124. a pressure gauge mounting port; 125. a first flange portion; 126. an air inlet pipe; 1261. a vertical section; 1262. an air intake section; 1263. a one-way valve; 1263a, a valve body; 1263b, valve plate; 1264. a flame arrestor; 128. an exhaust pipe; 1281. a lower extension pipe; 1282. a connecting pipe; 1283. a first arcuate transition duct; 1284. a second arcuate transition duct; 13. a support; a. an on-off valve; 2. a process production device; 3. finished product bucket/raw material bucket; 31. a barrel cover; 32. a handle; 33. the material passes through the pipe; 34. a material passing port; 35. a window section; 36. an exhaust port; 37. an inert gas replenishment port; 38. a pipeline; 381. a limiting part; 382. an exhaust gas collection hood; 383. a quick-connect joint; 384. a threaded pipe; 4. a cooling device; 5. a main pipeline of the workshop; 51. a condenser; 511. a first reducing housing; 512. a second variable diameter housing; 513. a middle housing; 5131. a first housing; 5132. a second housing; 514. a first cleaning port; 515. a second cleaning port; 516. a third cleaning port; 517. A condensation inlet; 518. a condensation outlet; 519. a first cooling pipe joint portion; 520. a second cooling pipe joint portion; 521. a discharge port; 522. a cooling duct; 6. a main pipeline of a plant area; 61. an inclined tube section; 7. a collection barrel; 8. an exhaust gas treatment device; 9. a chimney; 10. a fan.

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 will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Referring to fig. 1 to 19, an embodiment of the present application provides a high concentration organic waste gas collecting and conveying system, which includes a waste gas collecting device, a buffer tank, a condenser, a fan, a connecting pipeline, and the like, and a production apparatus includes a process production device, a raw material barrel, a finished product barrel, and the like. This collection and conveying system is collected the high concentration organic waste gas that production facility produced in the production process and carries to exhaust-gas treatment equipment, the waste gas that production facility produced is direct earlier or collect through collection device, through pipe connection to buffer tank, because the drastic degree of different reactions is inconsistent, cause exhaust emission speed inconsistent, the waste gas of event each intake pipe carries out pressure balance in the buffer tank earlier, prevent to appear crossing gas between the technology apparatus for producing, suppress the problem of pressing and suck-back, guarantee the product quality and the production safety of production, guarantee that exhaust-gas collection conveying system safe and stable operation, the organic waste gas that production facility produced is finally purified treatment and safe discharge, the environment has been protected, green production has been realized.

The waste gas collecting device is provided with a material circulation channel and an exhaust joint, the raw material barrel and the finished product barrel are connected to the process production device through corresponding waste gas collecting devices respectively, an exhaust pipe and a plurality of air inlet pipes are connected to the buffer tank, and the air inlet pipes are connected with the exhaust joint and the exhaust joint of the waste gas collecting device and the air inlet pipes are directly connected with the process production device.

Waste gas collection device includes that pipeline and cover establish waste gas collection cover on the pipeline, all set up the material on former storage bucket and the finished product bucket and pass through the mouth, the diameter that the material passes through the mouth is greater than the diameter of pipeline, the pipeline runs through the material passes through the mouth and sets up, waste gas is collected the cover and is covered the material passes through the mouth, waste gas is collected and is covered the setting exhaust joint.

The exhaust pipe is connected with a waste gas conveying pipeline, and the fan and the waste gas treatment equipment are arranged on the waste gas conveying pipeline.

The waste gas conveying pipeline comprises a main plant pipeline and a plurality of main workshop pipelines, each main workshop pipeline is connected to the main plant pipeline, and each buffer tank in the same workshop is connected to the corresponding main workshop pipeline through an exhaust pipe.

The buffer tank 1 has a plurality of air inlets 122, and an air inlet pipe 126 is connected to each of the air inlets 122. Each buffer tank 1 can be connected with two or even more than two process production devices.

The process production device is provided with a first waste gas outlet, one end of a first gas inlet pipe is connected with the first waste gas outlet, and the other end of the first gas inlet pipe is connected with the buffer tank. The process production device is connected with a cooling device 4, the cooling device 4 is provided with a cooling cavity, the process production device 2 is provided with a reaction cavity, the cooling cavity is communicated with the reaction cavity, a second waste gas outlet is arranged on the cooling device 4, and the second waste gas outlet is connected with an air inlet 122 on the buffer tank 1 through a second air inlet pipe. The gas discharged from the second waste gas outlet on the cooling device 4 also contains water vapor, the components of the discharged waste gas are not completely the same as those of the gas discharged from the first waste gas outlet, and the gas pressure and the flow rate are also different. Through all being connected to buffer tank 1 with first waste gas outlet and second waste gas outlet, accessible buffer tank 1 cushions first waste gas outlet and second waste gas outlet exhaust waste gas, and balanced both pressure prevents to appear the problem of string gas, suppressing pressure and suck backward, guarantees that exhaust-gas treatment system moves safely and stably.

The finished product barrel 3 is provided with a third waste gas outlet which is connected with an air inlet 122 on the buffer tank 1 through a third air inlet pipe. The raw material barrel is provided with a fourth waste gas outlet, and the fourth waste gas outlet is connected with an air inlet 122 on the buffer tank 1 through a fourth air inlet pipe.

Therefore, waste gas discharged by the process production device 2, the finished product barrel 3, the raw material barrel and the cooling device 4 can be introduced into the buffer tank 1 to perform air pressure buffering balance treatment, the problems of air leakage, pressure build-up and back suction are prevented, and the product quality is improved.

Example two

Referring to fig. 11 to 16, the embodiment of the present application will describe in detail the collecting and delivering system for high concentration organic waste gas in the first embodiment. Specifically, the waste gas collecting device comprises two parts, namely a discharging part and a feeding part. Former storage bucket with finished product bucket 3 all has and holds the chamber, former storage bucket with all cover on the finished product bucket 3 and be equipped with bung 31, set up material through-hole 34 and inert gas on the bung 31 and supply mouthful 37. The discharging accessory is connected to a material passing hole 34 in the barrel cover 31 of the raw material barrel, the discharging accessory is communicated with the process production device, an exhaust joint in the discharging accessory is connected to the buffer tank through an air inlet pipe, and waste gas is introduced into the buffer tank. The feeding accessory is connected to a material passing hole 34 on a barrel cover 31 of the finished product barrel 3, the feeding accessory is communicated with the process production device (such as a reaction kettle), and the feeding accessory is connected to the buffer tank through an air inlet pipe. The inert gas pipeline is connected with an inert gas replenishing port 37 on the barrel cover.

In the production process, raw materials barrel 3 is carried the raw materials to the technology apparatus for producing through ejection of compact accessory in, the raw materials reacts in the technology apparatus for producing to after the reaction finishes, the material is carried to finished product barrel 3 in through the feeding accessory, at this in-process, in order to prevent raw materials or finished product contact air, can let in inert gas to raw materials barrel and finished product barrel 3, seal the protection to raw materials and finished product, prevent that raw materials and finished product contact air from being by oxidation influence product quality.

The same as the first embodiment, the discharging accessory and the feeding accessory both include a pipeline 38 and a waste gas collecting cover 382 sleeved on the pipeline 38, the pipeline penetrates through the material passing opening 34, the waste gas collecting cover 382 covers the material passing opening 34, and organic waste gas in the containing cavity enters the waste gas collecting cover 382 and then enters the buffer tank through the exhaust joint and the air inlet pipe.

In a possible embodiment, the lid 31 is provided with a material passage pipe 33 which is convex upward, the material passage pipe 33 is provided with the material passage port 34, and the exhaust gas collection cover 382 covers the top end of the material passage pipe 33.

The exhaust gas collecting hood 382 has a tapered structure, a wide end of the exhaust gas collecting hood 382 covers the material passing pipe 33, and a narrow end of the exhaust gas collecting hood 382 contacts the pipe 38. The narrow end of the exhaust collection shroud 382 may be a sliding fit with the conduit or may be a fixed connection. Preferably, the narrow end of the exhaust gas collecting hood 382 is slidably connected to the pipe 38, so that the position of the exhaust gas collecting hood 382 on the pipe can be adjusted according to the size of the raw material barrel or the finished product barrel 3. Further, in order to prevent the exhaust gas from being discharged from the narrow end of the exhaust gas collecting hood 382, a sealing ring may be disposed between the narrow end and the pipe to seal a gap between the mouth of the narrow end and the pipe.

Preferably, a position-limiting portion 381 is disposed on an outer wall of the pipe 38, and the position-limiting portion 381 limits a position of the exhaust gas collecting hood 382 to prevent the exhaust gas collecting hood 382 from being detached from the pipe. The stopper 381 may be a protrusion protruding from the outer wall of the pipe.

The exhaust gas collection boot 382 may be placed directly on the end of the material passing tube 33 and not fixedly attached to the material passing tube 33. To prevent the exhaust collection cap 382 from escaping the material passing through the tube 33, the exhaust collection cap 382 may be designed to be fixedly connected to the material passing through the tube 33, illustratively: the inside of the exhaust gas collecting cover 382 is provided with a threaded pipe 384, the threaded pipe 384 has an external thread, the material passage pipe 33 is provided with an internal thread, and the threaded pipe 384 and the material passage pipe 33 are threadedly connected.

Wherein, the barrel cover 31 is provided with a window part 35 and an exhaust port 36, and the exhaust port 36 is connected to a collecting pipeline, for example, communicated to a buffer tank through an air inlet pipe. The exhaust rate of the exhaust gas can be increased by providing the exhaust port 36. The vent 36 may also be closed when the vent 36 is not in use.

A handle 32 is arranged in the middle of the barrel cover 31, and the window part 35, the exhaust port 36, the material flow passing port and the inert gas supplementing port 37 are circumferentially arranged around the handle 32. The lid 31 and the raw material/finished product bucket 3 may be sealingly connected, and the design of the handle 32 facilitates the operator to open or close the lid 31.

Waste gas treatment equipment can be connected on the main pipeline of the plant area, and the waste gas treatment equipment can purify the waste gas flowing through and discharge the purified waste gas.

EXAMPLE III

Referring to fig. 1 to 5, in a third embodiment of the present invention, a structure of the buffer tank 1 is described in detail based on the above embodiments, specifically, the buffer tank 1 includes a tank body 11 and a cover body 12, and a plurality of air inlet pipes 126, one liquid discharge pipe 113, and an air discharge pipe 128 are connected to the buffer tank 1. The tank 11 has a buffer chamber 111 inside, and the top of the tank 11 has an upper opening communicated with the buffer chamber 111. The cover 12 is connected to the tank 11, and the cover 12 closes the upper opening. Each of the air inlet pipes 126 is disposed through the cover 12, and each of the air inlet pipes 126 extends into the buffer chamber 111. The drain pipe 113 is connected to the tank 11, and the drain pipe 113 communicates with the buffer chamber 111. The exhaust pipe 128 is disposed through the cover 12, and the exhaust pipe 128 extends into the buffer chamber 111. The distance from the bottom end of the air inlet pipe 126 to the bottom wall of the buffer cavity 111 is different from the distance from the bottom end of the air outlet pipe 128 to the bottom wall of the buffer cavity 111.

In each parts exhaust waste gas of production facility can let in buffer tank 1 through intake pipe 126 respectively in the workshop, can cushion atmospheric pressure through buffer tank 1, the pressure of balanced each pipeline, solved prior art, the problem of different pipeline lug connection trunk lines cross gas easily appears, suppress pressure, suck-back and hydrops, guarantees that the unit moves safely and stably.

Referring to fig. 1, a distance difference exists between the bottom end of the inlet pipe 126 and the bottom end of the outlet pipe 128, so that the exhaust gas of each inlet pipe 126 has a balanced and buffered process, and the air pressure balancing effect is improved. The bottom ends of the air inlet pipes 126 may be located in the same horizontal plane. Specifically, when the density of the exhaust gas is greater than that of air, the bottom end of the intake pipe 126 may be set higher than the bottom end of the exhaust pipe 128, so that the exhaust gas is conveniently discharged from the exhaust pipe 128, and when the density of the exhaust gas is less than that of air, the bottom end of the intake pipe 126 may be set lower than the bottom end of the exhaust pipe 128, so that the exhaust gas is conveniently discharged from the exhaust pipe 128.

Referring to fig. 5, in a possible embodiment, an air outlet 121 and a plurality of air inlets 122 are provided on the cover 12, and the air outlet and each air inlet 122 are distributed in sequence along the circumferential direction of the cover 12. The intake pipes 126 are provided to penetrate the intake port 122, and the exhaust pipes 128 are provided to penetrate the exhaust port 121. Through set up gas vent 121 and air inlet 122 on lid 12, made things convenient for the assembly of intake pipe 126 and blast pipe 128, and each gas vent and air inlet 122 distribute along the circumference of lid 12 and set up, and the overall arrangement is more reasonable, can conveniently set up more air inlets 122.

Referring to fig. 5, in a possible embodiment, the cover 12 is further provided with a respirator mounting port 123, and the respirator mounting port 123, the exhaust port 121 and the air inlet port 122 are located on the same trajectory circle. The buffer tank 1 further comprises a breather mounted on the breather mounting port 123. The respirator can automatically regulated cushion chamber 111 internal gas pressure, and when cushion chamber 111 internal gas pressure was the malleation, the respirator opened and adjusted cushion chamber 111 internal gas pressure and kept little negative pressure state, and when cushion chamber 111 internal gas pressure was too little, then the respirator also opened, adjusted 1 inside atmospheric pressure of buffer tank for keep the little negative pressure state of settlement in the cushion chamber 111.

Referring to fig. 5, the buffer tank 1 further includes a pressure gauge mounting port 124, the pressure gauge mounting port 124 is disposed on the cover 12 and located at the center of the trajectory circle, and the pressure gauge 120 is mounted on the pressure gauge mounting port 124. The pressure gauge 120 does not need an external pipeline, and the pressure gauge 120 can be installed in the middle of the cover 12 without occupying the space around the cover 12, so that more air inlet pipes 126 are conveniently arranged on the cover 12, and the arrangement of the air inlet pipes 126 and the exhaust pipes 128 is not influenced. The cover 12 is horizontally disposed, the center of the cover 12 is the most horizontal position, and the pressure gauge 120 is mounted at the most horizontal position to meet the accuracy requirement of the pressure gauge.

Referring to fig. 2, a first flange 125 is provided on the cover 12, and a second flange 112 is provided on the upper opening periphery of the can 11. The first flange portion 125 and the second flange portion 112 are attached to each other, and the first flange portion 125 and the second flange portion 112 are connected and fixed by a fastener. Set up lid 12 through detachably, conveniently trompil in order to install each part on lid 12, and through concentrating the trompil on lid 12, reduced the processing degree of difficulty, improved buffer tank 1's production efficiency, each pipeline, sensor, manometer 120, respirator all can be conveniently installed on lid 12.

Referring to fig. 1 and 3, in a possible embodiment, the buffer tank 1 further comprises a bracket 13, the bracket 13 is connected to the tank body 11, the drain pipe 113 is partially positioned inside the bracket 13, and the drain pipe 113 is connected to the bottom of the tank body 11. A drain 113 may be used to drain condensed liquid from the buffer tank 1.

In a possible embodiment, the tank 11 has a bottom wall and a peripheral wall disposed around the bottom wall, a liquid outlet is disposed in the middle of the bottom wall, and the liquid outlet pipe 113 has one end connected to the liquid outlet and the other end extending out of the bracket 13.

The intake pipe 126, the exhaust pipe 128, and the drain pipe 113 are provided with on-off valves a. The on-off valve can be a PP ball valve which has good corrosion resistance.

Example four

Referring to fig. 1 to 6, in the fourth embodiment of the present application, the surge tank 1 is further described in detail, specifically, each of the air inlet pipes 126 is provided with a check valve 1263 and a flame arrester 1264, and the flame arrester 1264 is arranged on one side of the check valve 1263 close to the main body of the surge tank. The drain pipe 113 is connected to the bottom of the buffer tank main body, and the drain pipe 113 communicates with the buffer chamber 111. The exhaust pipe 128 is connected to the buffer tank main body, and the exhaust pipe 128 is communicated with the buffer chamber 111.

In this embodiment, fire is prevented from occurring by arranging the flame arrester 1264 on the air inlet pipe 126, and when the air inlet pipe 126 is provided with the check valve 1263, the check valve 1263 is closed when the buffer cavity 111 is in overpressure, so that air leakage is prevented, the safety of the waste gas treatment system is improved, and safety accidents are prevented from occurring.

Wherein the air inlet pipe 126 comprises a vertical section 1261 and an air inlet section 1262 connected to the vertical section 1261, the vertical section 1261 is parallel to the central axis of the buffer tank main body, the vertical section 1261 extends partially into the buffer cavity 111, the air inlet section 1262 and the vertical section 1261 have an included angle, and the one-way valve 1263 is arranged on the air inlet section 1262. The check valve 1263 is not structurally characterized as being adapted to be mounted on the vertical section 1261, which facilitates assembly of the check valve 1263 by providing the inlet section 1262.

The air inlet section 1262 may be disposed horizontally or obliquely. Preferably, the air inlet section 1262 is angled from 5 ° to 20 ° from horizontal.

Referring to fig. 6 and 7, the check valve 1263 includes a valve body 1263a and a valve sheet 1263b, a gas channel and a valve sheet matching portion are disposed in the valve body 1263a, the valve sheet is disposed on the valve body 1263a, and when the valve sheet 1263b is attached to the valve sheet matching portion, the valve sheet 1263b closes the gas channel. Wherein, valve block cooperation portion can be for the annular step that sets up around gas passage circumference.

Referring to fig. 7, the inlet section 1262 is inclined, for example by 10 °, and in the natural non-vented state the valve plate 1263b hangs vertically, with a vent gap formed between the valve plate 1263b and the valve plate engagement portion. In this way, even in a state where the wind pressure in the intake pipe 126 is small, the exhaust gas can enter the surge tank 1 through the air passage gap in the check valve 1263. When a fire breaks out in the surge tank 1, the air pressure in the surge tank 1 increases, and the valve sheet 1263b moves toward the valve sheet fitting portion to close the air flow passage, thereby preventing the fire from spreading.

Wherein the flame arrestor 1264 may be mounted within the vertical section 1261.

Specifically, the flame arrestor 1264 includes a first valve body, a second valve body, and a flame barrier. The first valve body and the second valve body respectively comprise a conical cover part and a connecting seat connected with the conical cover part, one end of the conical cover, which deviates from the connecting seat, is a wide-mouth end, a flange part is arranged at the wide-mouth end, the flange parts of the first valve body and the second valve body are attached and fixed through fasteners, the first valve body and the second valve body are enclosed to form a fire retarding cavity, a fire retarding net is arranged in the fire retarding cavity, and the connecting seat is connected with an air inlet pipe. When the fire-retardant net is heated, the fire-retardant net expands to form a sealing structure to seal the air inlet pipe 126, so that a fire-proof effect is achieved.

EXAMPLE five

Fifth embodiment of the present application, a high concentration organic waste gas collecting and conveying system is further described in detail on the basis of the above embodiments, specifically, referring to fig. 1 to 9, the buffer tank 1 has an air inlet and an air outlet 121, the main plant pipe 5 is connected to the air outlet 121 of the buffer tank 1 through an air outlet pipe 128,

be connected with hydrops collection device on the trunk line 6 of factory, the trunk line of workshop is connected to trunk line of factory, waste gas collection conveying system make in the hydrops can flow into the buffer tank through setting up the buffer tank to finally being discharged, this application sets up hydrops collection device simultaneously on trunk line of workshop, can collect the hydrops in the trunk line of factory, effectively solves the hydrops refluence problem among the waste gas transportation process, has improved product quality.

The utility model provides a conveying system is collected to waste gas can cushion atmospheric pressure through setting up buffer tank 1, and the pressure of balanced each pipeline solves prior art, and the problem of cross gas, suppressing pressure and suck-back appears easily in different blast pipe 128 lug connection technology apparatus for producing and trunk line, guarantees that conveying system is collected to waste gas safe and stable moves.

And a connecting port is arranged on the bottom wall of the main pipeline 6 of the plant area, and the top end of the main pipeline 5 of the plant area is connected to the connecting port. So, be convenient for the hydrops flow into in buffer tank 1.

Optionally, a condenser 51 is arranged on the main workshop pipeline 5, and the condenser is provided with a cooling cavity communicated with the main workshop pipeline 5 and a liquid outlet communicated with the cooling cavity. By arranging the condenser 51 on the main pipeline 5 of the workshop, the waste gas can be further condensed, and the condensed solvent liquid of the waste gas is collected, so that the effect of collecting and discharging the solvent liquid is also achieved.

Referring to fig. 8, in a possible embodiment, at least a part of the main plant pipe 6 is obliquely arranged, and one end close to the main plant pipe 5 is a high-position end, and the other end far away from the main plant pipe 5 is a low-position end. Through setting up the slope of trunk line in the factory, can make the hydrops flow by height to low, the effectual hydrops refluence of having avoided.

The liquid loading collecting device comprises a collecting barrel 7 for collecting waste liquid. The liquid accumulated in the main pipeline 6 of the plant area can be directly discharged into the collecting barrel and separated from the main pipeline, so that the excessive liquid accumulation in the main pipeline 6 of the plant area is prevented.

In a preferred embodiment the main plant conduit 6 has inclined pipe sections 61 and the collecting vat 7 is connected to the ends of the inclined pipe sections 61 so that liquid adhering to the inner walls of the inclined pipe sections will flow along the inclined conduit and eventually into the collecting vat. Wherein, set up the discharge port on the collecting vessel, install on the discharge port and put the clean valve, can discharge the liquid of collecting in the collecting vessel through opening and put clean valve.

Referring to fig. 8, in one possible embodiment, the off-gas treatment device 8 is connected at the end of the main plant conduit 6. Waste gas can be purified by arranging the waste gas treatment equipment, and qualified purified gas is discharged through a chimney connected to the tail end of a main pipeline 6 in a plant area.

The fan 10 is connected to the main pipeline 6 of the plant area. The blower 10 is arranged to keep the buffer tank 1 and the related pipelines in a negative pressure state, so that the circulation rate of waste gas is increased.

EXAMPLE six

The sixth embodiment of the present application describes the collecting barrel in detail on the basis of the above embodiments. The high-concentration organic waste gas collecting and conveying system further comprises a grounding wire device. The grounding wire device is connected with the collecting barrel 7. The utility model provides a waste gas treatment system has improved system security through connecting the earth connection device on collecting vessel 7, and the effectual main pipeline of avoiding produces static and causes the incident.

In a possible embodiment, the main workshop pipeline and the main plant pipeline are plastic pipelines, and the collecting barrel 7 is a stainless steel barrel. The trunk line adopts plastic conduit, for example adopts the FRP pipe way, has corrosion-resistant, a great deal of beneficial effect light in weight and with low costs, but also has the problem of producing static easily simultaneously, to this, this application has designed collecting vessel 7 of being connected the metallic material of trunk line and making, still has the dual function with trunk line ground connection in the collecting conduit hydrops, has improved system security nature.

As shown in fig. 10 and 11, the grounding wire device includes a grounding steel 75 and a grounding wire 73 connected to the grounding angle, the grounding wire 73 is detachably connected to the collecting tub 7, and the grounding steel 75 can be inserted into the ground.

One end of the grounding wire 73 connected with the collecting barrel 7 is provided with a metal sheet 74, a connecting hole is formed in the metal sheet 74, a stud 76 is arranged on the collecting barrel 7, the stud 76 is sleeved with the metal sheet 74, and a nut 77 is in threaded connection with the stud 76 to fix the metal sheet 74.

Further, the anti-static exhaust gas treatment system further comprises a connecting pipe 71, one end of the connecting pipe 71 is connected with a main pipeline of a plant area, the other end of the connecting pipe 71 is connected with the collecting barrel 7, and the connecting pipe 71 is a metal pipe. The connection pipe 71 electrically connects the main pipe and the metal tub 7.

Wherein, the connecting pipe 71 can be a corrugated hose, which facilitates the lower part to be provided with the collecting barrel 7. The connecting pipe 71 is provided with a ball valve 72.

Optionally, the main pipe has an inclined section 61, and the collecting tank 7 is connected to the lowest end of the inclined section 61 through a connecting pipe 71 to facilitate the liquid to flow into the collecting tank 7.

The pipeline slope of the inclined section 61 is five thousandths, the pipeline slope is selected to be beneficial to liquid flowing, the flowing speed of the fluid is controlled not to be too fast, and the liquid can conveniently flow into the collecting barrel 7.

The inner wall of the lowest end of the inclined section 61 is provided with a lower sunken cavity, the lower sunken cavity extends along the circumferential direction of the main pipeline, the bottom wall of the lower sunken cavity is provided with a liquid discharge port, and the connecting pipe 71 is connected to the liquid discharge port.

Through the setting of sunken chamber, can assemble liquid, the liquid inlet fluid dram of being convenient for, and then let in the collecting vessel 7 through connecting pipe 71.

EXAMPLE seven

This application is collected and conveying system to high enriched organic waste gas on the basis of each above-mentioned embodiment carries out further detailed description, and is concrete, sets up condenser 51 on workshop trunk line 5, the condenser has the intercommunication workshop trunk line 5's cooling chamber and intercommunication the leakage fluid dram in cooling chamber. Through set up condenser 51 on workshop trunk line 5, can further condense waste gas, collect the solvent liquid that the waste gas condenses, played the effect of preventing solvent liquid refluence.

Referring to fig. 8 and 17 to 19, the condenser 51 includes a housing and a cooling duct 522. The shell is internally provided with a condensation cavity; the shell is provided with a condensation inlet 517, a condensation outlet 518, a first cooling pipe joint part 519, a second cooling pipe joint part 520, a discharge port 521 and a plurality of cleaning ports which are communicated with the condensation cavity, and the cleaning ports are sequentially distributed along the length direction of the shell. The cooling pipe 522 is disposed in the condensation chamber, and both ends of the cooling pipe are connected to the first cooling pipe joint portion 519 and the second cooling pipe joint portion 520, respectively. And a cooling medium is introduced into the cooling pipeline. And the waste gas in the main workshop pipeline enters the condensation cavity through the condensation inlet 517 to be cooled and then is discharged through the condensation outlet 518.

The condenser 51 of this application is through setting up a plurality of washing mouths, makes things convenient for the operator to stretch into the solvent of clearance adhesion in the casing inside by the washing mouth with the help of professional instrument for condenser 51 keeps good cooling performance. For example by means of a spray device, into the cleaning opening, spraying the condensation chamber so that the adhering solvent leaves the condensation chamber and exits the condenser 51 with the spray liquid.

The housing has a first diameter reduction housing 511, a second diameter reduction housing 512, and a middle housing 513 disposed between the first diameter reduction housing 511 and the second diameter reduction housing 512. The cleaning port includes a first cleaning port 514 provided on the middle housing 513. The cooling pipe is mainly arranged in the middle shell 513, and liquid is easily adhered to the cooling pipe 522, so that a cleaning opening is formed in the middle shell 513, and the liquid adhered to the cooling pipe is conveniently cleaned.

The cleaning ports include a second cleaning port 515 disposed on the first diameter changing housing 511 and a third cleaning port 516 disposed on the second diameter changing housing 512. Two wind scoop casings are air inlet position and exhaust position respectively, and the waste liquid is also adhered easily to the inner wall, through set up the washing mouth on two reducing casings, can clear up these two positions to realize the effect of wasing shells inner wall comprehensively.

Wherein the purge port and the discharge port 521 are disposed at opposite sides of the housing. For example, the cleaning port is disposed at the top of the condenser 51, and the discharge port 521 is disposed at the bottom of the condenser 51, the spraying device can spray from the top to the bottom, so that the waste liquid is discharged from the discharge port 521 at the lower position along with the spraying liquid.

The first reducing shell 511 is of a conical structure, the first reducing shell 511 is provided with a conical cavity, the wide-mouth end of the first reducing shell 511 is connected with the middle shell 513, and a condensation inlet 517 is arranged on one side of the first reducing shell 511, which deviates from the wide-mouth end. The conical transition structure enables the air speed of waste gas in the condensation cavity to be reduced, the heat exchange time to be prolonged, and the cooling effect to be improved.

Similarly, the second reducing housing 512 is a conical structure, the second reducing housing 512 has a conical cavity, the wide-mouth end of the second reducing housing 512 is connected with the middle housing 513, and a condensation outlet 518 is arranged on one side of the second reducing housing 512 deviating from the wide-mouth end.

The middle housing 513 includes a main housing and a first housing 5131 and a second housing 5132 disposed at both sides of the main housing, and the main housing, the first housing 5131 and the second housing 5132 enclose to form the condensation chamber. The first housing 5131 and the second housing 5132 protrude to the outside, increasing the space of the condensation chamber.

The cooling duct 522 includes a first main duct, a second main duct, and a plurality of cooling pipes, the first main duct and the second main duct are both extended along the length direction of the housing, each of the cooling pipes is sequentially arranged along the length direction of the housing, both ends of the cooling pipes are respectively connected to the first main duct and the second main duct, the first main duct is connected to the first cooling pipe joint portion 519, and the second main duct is connected to the second cooling pipe joint portion 520. The cooling liquid enters the first main pipe from the first cooling pipe joint part 519 to be dispersed and then is distributed to each cooling pipe, and finally is converged to the second main pipe to be discharged.

The first housing 5131 is provided with the first cooling pipe joint portion 519 and the second cooling pipe joint portion 520 at two sides along a diagonal direction.

The preferred embodiments of the present application disclosed above are intended only to aid in the explanation of the application. The preferred embodiments are not exhaustive and do not limit the application to the precise embodiments described. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the application and its practical application, to thereby enable others skilled in the art to best understand the application for various embodiments and with the understanding of the application and not as limitations on the scope of the application.

Claims

1. A high enriched organic waste gas is collected and conveying system which characterized in that includes:

2. The high concentration organic waste gas collecting and conveying system of claim 1, wherein the waste gas collecting device is provided with a material flowing channel and an exhaust joint, the raw material barrel and the finished product barrel are respectively connected to a process production device through the corresponding waste gas collecting device, the buffer tank is connected with an exhaust pipe and a plurality of air inlet pipes, part of the air inlet pipes are connected with the exhaust joint of the waste gas collecting device, and part of the air inlet pipes are directly connected with the process production device.

3. The high concentration organic waste gas collecting and conveying system according to claim 2, wherein the waste gas collecting device comprises a pipeline and a waste gas collecting cover sleeved on the pipeline, wherein material passing openings are formed in the raw material barrel and the finished product barrel, the diameter of each material passing opening is larger than that of the pipeline, the pipeline penetrates through the material passing openings, the waste gas collecting cover covers the material passing openings, and the exhaust joint is arranged on the waste gas collecting cover.

4. The high concentration organic exhaust gas collection and delivery system of claim 2, wherein the inlet pipe is provided with a one-way valve and a flame arrestor, and the buffer tank is provided with a respirator.

5. The high concentration organic waste gas collecting and conveying system of claim 2, wherein a buffer chamber is arranged in the buffer tank, the gas inlet pipe and the gas outlet pipe are both communicated with the buffer chamber, a liquid discharge pipeline is connected to the buffer tank, the liquid discharge pipeline is connected to the bottom of the buffer tank, and an on-off valve is arranged on the liquid discharge pipeline.

6. The high concentration organic waste gas collecting and transporting system according to claim 2, wherein the exhaust pipe is connected to a waste gas transporting pipeline, and the fan and the waste gas treatment device are disposed on the waste gas transporting pipeline.

7. The high concentration organic waste gas collecting and conveying system according to claim 6, wherein the waste gas conveying pipeline comprises a main plant pipeline and a plurality of main plant pipelines, each main plant pipeline is connected to the main plant pipeline, and each buffer tank in the same plant is connected to the corresponding main plant pipeline through an exhaust pipe.

8. The high concentration organic waste gas collecting and conveying system of claim 7, wherein a condenser is connected to the main workshop pipe.

9. The high concentration organic waste gas collecting and conveying system according to claim 7, wherein the main plant pipeline is provided with an inclined pipe section, one end of the inclined pipe section close to the main plant pipeline is a high-position end, the other end of the inclined pipe section far away from the main plant pipeline is a low-position end, and the fan and the waste gas treatment equipment are both arranged on one side of the inclined pipe section far away from the main plant pipeline.

10. The high concentration organic waste gas collecting and conveying system of claim 7, further comprising a collecting barrel, wherein the collecting barrel is communicated with the main plant area pipeline.