CN208591694U - A kind of hydrogen chloride tail gas processing unit - Google Patents
A kind of hydrogen chloride tail gas processing unit Download PDFInfo
- Publication number
- CN208591694U CN208591694U CN201820927819.6U CN201820927819U CN208591694U CN 208591694 U CN208591694 U CN 208591694U CN 201820927819 U CN201820927819 U CN 201820927819U CN 208591694 U CN208591694 U CN 208591694U
- Authority
- CN
- China
- Prior art keywords
- tail gas
- hydrogen chloride
- chamber
- auto
- storage tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of hydrogen chloride tail gas processing units, belong to pigment chemical industry production equipment technology, including hcl reaction kettle, auto-admission structure, absorb liquid storage tank and water pump, it is characterized in that being provided with positive/negative-pressure tail gas absorption structure at the top of the absorption liquid storage tank, the beneficial effects of the utility model are: structure type of the auto-admission structure setting at Venturi tube, the combination to be flowed back using Venturi tube and absorbing liquid, is realized the automatic air-breathing of hydrogen chloride tail gas and is sufficiently mixed with absorbing liquid；The absorbing liquid is arranged to return-flow structure by water pump, has saved water source and has improved work efficiency；It is provided with positive/negative-pressure tail gas absorption structure at the top of the absorption liquid storage tank, the double absorption of tail gas can be steadily realized in the case where air pressure can generate very big fluctuation with the size of gas and water flow, tail gas is prevented to be emitted into environment.
Description
Technical field
The utility model belongs to pigment chemical industry production equipment technology, relates more specifically to a kind of hydrogen chloride tail gas processing
Device.
Background technique
Hcl reaction kettle is indispensable consersion unit in pigment manufacturing process, because remaining chlorination in reaction kettle
Hydrogen, and hydrogen chloride has strong corrosive, has strong stimulation to the upper respiratory tract, has corrosion to eye, skin, mucous membrane, is diffused into big
The health and environment of human body can be seriously endangered in gas；And general exhaust system mostly uses exhaust pump that tail gas is imported absorbing liquid
In, since the service life that the strong corrosive of hydrogen chloride results in exhaust pump substantially reduces.
The china national practical new-type patent of Patent No. 201120248524.4 discloses hydrogen bromide tail gas absorption device, very well
Solve problem above, using the principle of Venturi tube, negative pressure is generated using absorbing liquid and Venturi tube, by hydrogen bromide tail
Aspiration simultaneously realizes reflux, but can still have a small amount of hydrogen bromide tail gas in the tourie of the device and the device and not set
Absorption plant twice particularly can generate negative pressure and the effect of Venturi tube drain can produce since hydrogen bromide tail gas is dissolved in absorbing liquid
Raw positive pressure, therefore the air pressure of tourie can generate very big fluctuation with the size of gas and water flow；General absorption plant exists
Suck-back can be led to the problem of under negative pressure state.
Summary of the invention
To solve the above problems, overcome the deficiencies in the prior art, the utility model provide one kind can automatic air-breathing and
The hydrogen chloride tail gas processing unit for meeting positive/negative-pressure tail gas absorption, the strong corrosive that can be effectively solved hydrogen chloride result in row
The service life of air pump, which substantially reduces the air pressure with tourie, to generate asking for very big fluctuation with the size of gas and water flow
Topic.
It is that the utility model solves above-mentioned technical problem the specific technical proposal is: the hydrogen chloride tail gas processing unit,
Including hcl reaction kettle, auto-admission structure, absorb liquid storage tank and water pump, it is characterised in that the top for absorbing liquid storage tank
It is provided with positive/negative-pressure tail gas absorption structure, the positive/negative-pressure tail gas absorption structure includes anti-down suction-chamber and tail gas absorption room, anti-down
Suction-chamber and tail gas absorption room are separated by intermediate bulkhead, and anti-down suction-chamber is located at the top of tail gas absorption room；On the intermediate bulkhead
It is equipped with air inlet pipe and exhaust pipe, the air inlet pipe extends downwardly the lower end of setting to tail gas absorption room；The exhaust pipe is upward
It is extended to the top of anti-down suction-chamber, the port of the upper end of the exhaust pipe communicates with atmosphere and be provided with gas outlet, described
Inlet exhaust gas is provided at the top of the tail gas absorption room of the side of gas outlet；The auto-admission structure include auto-admission mouth,
Cavity, inlet and liquid outlet, the hcl reaction kettle are connected by ventilation pipe with auto-admission mouth, and the liquid outlet is logical
Piping is connected with the top for absorbing liquid storage tank, and the bottom for absorbing liquid storage tank is connected by pipeline and water pump with inlet.
Further, the cavity of the auto-admission structure is provided with entrance, contraction section, adsorbent chamber, throat and expansion
Dissipate chamber.
Further, adsorbent chamber is arranged in the side of the contraction section and throat, and adsorbent chamber is anti-by pipeline and hydrogen chloride
Kettle is answered to be connected；The throat is connected with diffusion chamber, and the diffusion chamber is arranged to pyramidal structure.
Further, the outer diameter of the port of the contraction section is less than the internal diameter of the port of throat.
Further, absorbing liquid is provided in the tail gas absorption room.
The beneficial effects of the utility model are: structure type of the auto-admission structure setting at Venturi tube, benefit
The combination to be flowed back with Venturi tube and absorbing liquid, realizes the automatic air-breathing of hydrogen chloride tail gas and is sufficiently mixed with absorbing liquid；Institute
It states absorbing liquid and return-flow structure is arranged to by water pump, saved water source and improved work efficiency；The top for absorbing liquid storage tank
It is provided with positive/negative-pressure tail gas absorption structure, it can be the case where air pressure can generate very big fluctuation with the size of gas and water flow
Under, it steadily realizes the double absorption of tail gas, tail gas is prevented to be emitted into environment.
Detailed description of the invention:
Attached drawing 1 is the utility model structure diagram；
Attached drawing 2 is the structural schematic diagram of the utility model auto-admission structure；
Attached drawing 3 is the structural schematic diagram of the utility model positive/negative-pressure tail gas absorption structure；In attached drawing:
1. hcl reaction kettle, 2. auto-admission structures, 3. absorb liquid storage tank, 4. water pumps, 5. positive/negative-pressure tail gas and inhale
Receive structure, 6. anti-down suction-chambers, 7. tail gas absorption rooms, 8. intermediate bulkheads, 9. air inlet pipe, 10. exhaust pipes, 11. gas outlets,
12. inlet exhaust gas, 13. auto-admission mouths, 14. cavitys, 15. inlets, 16. liquid outlets, 17. entrances, 18. are received
Contracting section, 19. adsorbent chambers, 20. throats, 21. diffusion chambers.
Specific embodiment:
To keep the purposes, technical schemes and advantages of the utility model implementation clearer, 1-3 is more complete with reference to the drawings
Describe to face.In the description to the utility model, it is to be understood that term " center ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as " rear ", " lower-left ", " upper right ", "outside" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have
Specific orientation is constructed and operated in a specific orientation, therefore should not be understood as the limitation to scope of protection of the utility model.This
Outside, term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Specific embodiment of the present utility model: the hydrogen chloride tail gas processing unit, including hcl reaction kettle 1,
Auto-admission structure 2 absorbs liquid storage tank 3 and water pump 4, it is characterised in that the top for absorbing liquid storage tank 3 is provided with positive/negative-pressure
Tail gas absorption structure 5, the positive/negative-pressure tail gas absorption structure 5 include anti-down suction-chamber 6 and tail gas absorption room 7, anti-down suction-chamber 6 and tail
Aspiration room 7 is separated by intermediate bulkhead 8, and anti-down suction-chamber 6 is located at the top of tail gas absorption room 7；It is worn on the intermediate bulkhead 8
There are air inlet pipe 9 and exhaust pipe 10, the air inlet pipe 9 extends downwardly the lower end of setting to tail gas absorption room 7；The exhaust pipe 10 to
On be extended to the top of anti-down suction-chamber 6, the port of the upper end of the exhaust pipe 10 communicates with atmosphere and is provided with gas outlet
11, the top of the tail gas absorption room 7 of the side of the gas outlet 11 is provided with inlet exhaust gas 12；The auto-admission structure 2 is wrapped
Auto-admission mouth 13, cavity 14, inlet 15 and liquid outlet 16 are included, the hcl reaction kettle 1 is by ventilation pipe and automatically
Air inlet 13 is connected, and the liquid outlet 16 is connected by pipeline with the top for absorbing liquid storage tank 3, and the bottom for absorbing liquid storage tank 3 is logical
Piping and water pump 4 are connected with inlet 15.
Further, the cavity 14 of the auto-admission structure 2 be provided with entrance 17, contraction section 18, adsorbent chamber 19,
Throat 20 and diffusion chamber 21.
Further, the side of the contraction section 18 and throat 20 be arranged adsorbent chamber 19, adsorbent chamber 19 by pipeline with
Hcl reaction kettle 1 is connected；The throat 20 is connected with diffusion chamber 21, and the diffusion chamber 21 is arranged to pyramidal structure.
Further, the outer diameter of the port of the contraction section 18 is less than the internal diameter of the port of throat 20.
Further, absorbing liquid is provided in the tail gas absorption room 7.
It should be noted that the utility model is a kind of hydrogen chloride tail gas processing unit, when specific works,
1. carry out hydrogen chloride tail gas absorption, open water pump 4 and recycle 15 minutes, the absorbing liquid for absorbing liquid storage tank 3 passes through water
Pump 4 squeezes into auto-admission structure 2, and auto-admission structure 2 is venturi tube structure form, the absorbing liquid of high speed by inlet 15 into
Enter, sprayed by contraction section 18, the high-speed liquid of ejection enters diffusion chamber 21 by throat 20, with being gradually reduced for section, compression
The pressure of air increases, and flow velocity also becomes larger；Vacuum degree is generated in adsorbent chamber 19 at this time, opens 1 top of hcl reaction kettle
Exhaust emissions valve；Hydrogen chloride tail gas is sucked auto-admission structure 2, the hydrogen chloride tail of sucking by auto-admission mouth 13 by negative pressure
Gas carries out preliminary contact and absorption with the absorbing liquid of high speed；
2. at this time since contact area is small；Flow velocity is fast, and the absorption efficiency of absorbing liquid is unsatisfactory, a large amount of hydrogen chloride tail gas
Remain in the top of tail gas absorption room 7；And since the air pressure of tourie can generate very big wave with the size of gas and water flow
It is dynamic；
When there is positive pressure；Hydrogen chloride tail gas is entered in positive/negative-pressure tail gas absorption structure 5 by inlet exhaust gas 12, hydrogen chloride
Tail gas further contacts absorption with absorbing liquid into tail gas absorption room 7 by air inlet pipe 9, and extra air is through 10 row of exhaust pipe
It puts into atmosphere；
When the absorption a large amount of hydrogen chloride of liquid storage tank 3, which are absorbed by liquid absorption, generates negative pressure；Air enters tail by gas outlet 11
Aspiration room 7；Absorbing liquid in tail gas absorption room 7 is drawn through air inlet pipe 9 by negative pressure and sucks in anti-down suction-chamber 6；Prevent tail gas
Absorbing liquid suck-back in absorption chamber 7 causes the reduction for absorbing liquid measure to influence the effect of double absorption.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of hydrogen chloride tail gas processing unit, including hcl reaction kettle (1), auto-admission structure (2), absorption liquid storage tank
(3) and water pump (4), it is characterised in that be provided with positive/negative-pressure tail gas absorption structure (5), institute at the top of the absorption liquid storage tank (3)
Stating positive/negative-pressure tail gas absorption structure (5) includes anti-down suction-chamber (6) and tail gas absorption room (7), anti-down suction-chamber (6) and tail gas absorption room
(7) it is separated by intermediate bulkhead (8), anti-down suction-chamber (6) is located at the top of tail gas absorption room (7)；It is worn on the intermediate bulkhead (8)
Equipped with air inlet pipe (9) and exhaust pipe (10), the air inlet pipe (9) extends downwardly the lower end of setting to tail gas absorption room (7)；It is described
Exhaust pipe (10) upwardly extends the top of setting to anti-down suction-chamber (6), the port of the upper end of the exhaust pipe (10) and big gas phase
Lead to and be provided with gas outlet (11), is provided with inlet exhaust gas at the top of the tail gas absorption room (7) of the side of the gas outlet (11)
(12)；The auto-admission structure (2) includes auto-admission mouth (13), cavity (14), inlet (15) and liquid outlet (16), institute
It states hcl reaction kettle (1) to be connected by ventilation pipe with auto-admission mouth (13), the liquid outlet (16) is by pipeline and inhales
The top for receiving liquid storage tank (3) is connected, and the bottom for absorbing liquid storage tank (3) is connected by pipeline and water pump (4) with inlet (15).
2. hydrogen chloride tail gas processing unit according to claim 1, it is characterised in that the auto-admission structure (2)
Cavity (14) is provided with entrance (17), contraction section (18), adsorbent chamber (19), throat (20) and diffusion chamber (21).
3. hydrogen chloride tail gas processing unit according to claim 2, it is characterised in that the contraction section (18) and throat
(20) adsorbent chamber (19) are arranged in side, and adsorbent chamber (19) is connected by pipeline with hcl reaction kettle (1)；The throat (20)
It is connected with diffusion chamber (21), the diffusion chamber (21) is arranged to pyramidal structure.
4. hydrogen chloride tail gas processing unit according to claim 2 or 3, it is characterised in that the port of the contraction section (18)
Outer diameter be less than throat (20) port internal diameter.
5. hydrogen chloride tail gas processing unit according to claim 1, it is characterised in that setting in the tail gas absorption room (7)
There is absorbing liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820927819.6U CN208591694U (en) | 2018-06-15 | 2018-06-15 | A kind of hydrogen chloride tail gas processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820927819.6U CN208591694U (en) | 2018-06-15 | 2018-06-15 | A kind of hydrogen chloride tail gas processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208591694U true CN208591694U (en) | 2019-03-12 |
Family
ID=65601437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820927819.6U Active CN208591694U (en) | 2018-06-15 | 2018-06-15 | A kind of hydrogen chloride tail gas processing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208591694U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007446A (en) * | 2020-07-17 | 2020-12-01 | 窦颍建 | A pipeline structure for chemical industry high temperature waste gas is carried |
| CN113457357A (en) * | 2021-05-27 | 2021-10-01 | 中国石油天然气股份有限公司西南油气田分公司重庆气矿 | Tail gas deodorization process and device for triethylene glycol dehydration |
-
2018
- 2018-06-15 CN CN201820927819.6U patent/CN208591694U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007446A (en) * | 2020-07-17 | 2020-12-01 | 窦颍建 | A pipeline structure for chemical industry high temperature waste gas is carried |
| CN113457357A (en) * | 2021-05-27 | 2021-10-01 | 中国石油天然气股份有限公司西南油气田分公司重庆气矿 | Tail gas deodorization process and device for triethylene glycol dehydration |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208591694U (en) | A kind of hydrogen chloride tail gas processing unit | |
| CN106964268B (en) | Micro-nano bubble generating device | |
| JP2016523652A5 (en) | ||
| CN106693134A (en) | Breathing machine used for respiration medicine | |
| CN206092408U (en) | Water -ring vacuum pump | |
| CN208612121U (en) | Rare earth exhaust treatment system | |
| CN204972604U (en) | Trachea cannula catheter | |
| CN210020769U (en) | Breath exchanging device | |
| CN211093739U (en) | Gas station of dust collector | |
| CN206485322U (en) | A kind of vacuum liquid-absorbing device | |
| CN209309029U (en) | A kind of Portable negative-pressure water plug | |
| CN210750452U (en) | Mine underground self-rescue device | |
| CN213642709U (en) | Oxygen-saving gas circuit of pure oxygen source anesthesia machine | |
| CN205570073U (en) | Novel exhaust -gas treatment of mill device | |
| CN211188687U (en) | Breathing machine connecting pipe | |
| CN219000967U (en) | Oxygen cabin non-return type humidifying structure | |
| CN213911895U (en) | Prevent oxygen humidification device of backward flow department of respiration convenient to adjust | |
| CN211301632U (en) | Integral type oxygen mask | |
| CN202961444U (en) | Oxygen humidifier with novel oxygen diffusion device | |
| CN213884611U (en) | Central oxygen inhalation device | |
| CN205146005U (en) | Gas -liquid mixture system prevents backwater device | |
| CN218475110U (en) | Tail gas absorption device with safety protection function on hydrochloric acid storage tank | |
| CN215135267U (en) | Trachea cannula for respiratory medicine | |
| CN211852107U (en) | Waterproof device of vacuum pump | |
| CN218033751U (en) | Wall-mounted furnace with tail gas treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |