CN220478171U - Urotropine crystallizer - Google Patents
Urotropine crystallizer Download PDFInfo
- Publication number
- CN220478171U CN220478171U CN202321950188.7U CN202321950188U CN220478171U CN 220478171 U CN220478171 U CN 220478171U CN 202321950188 U CN202321950188 U CN 202321950188U CN 220478171 U CN220478171 U CN 220478171U
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- CN
- China
- Prior art keywords
- urotropine
- pipe
- crystallizer
- purifying
- cavity
- Prior art date
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- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000002425 crystallisation Methods 0.000 claims abstract description 24
- 230000008025 crystallization Effects 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims abstract description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 230000001502 supplementing effect Effects 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 72
- 238000002360 preparation method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 239000011550 stock solution Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012629 purifying agent Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- WIIZWVCIJKGZOK-RKDXNWHRSA-N chloramphenicol Chemical compound ClC(Cl)C(=O)N[C@H](CO)[C@H](O)C1=CC=C([N+]([O-])=O)C=C1 WIIZWVCIJKGZOK-RKDXNWHRSA-N 0.000 description 1
- 229960005091 chloramphenicol Drugs 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model provides a urotropine crystallizer. The urotropine crystallizer comprises: the crystallizer body comprises an evaporator, a pipeline, a crystallization generator and an exhaust pipe, wherein the pipeline is arranged at the lower end of the evaporator, and the crystallization generator is arranged at the lower end of the pipeline; the frame is fixedly arranged on the crystallization generator; the base plate is fixedly arranged at the bottom of the frame; the purifying box is fixedly arranged at the top of the base plate, a purifying cavity and a liquid storage cavity are arranged on the purifying box, and a first air outlet pipe is fixedly arranged at the top of the liquid storage cavity. The urotropine crystallizer provided by the utility model has the advantages of effectively purifying formaldehyde in the gas discharged during crystallization preparation, and being beneficial to environmental protection and processing and personnel health.
Description
Technical Field
The utility model relates to the technical field of urotropine processing, in particular to a urotropine crystallization machine.
Background
Urotropine is a kind of important chemical raw material, widely used in industrial production and medical treatment, and can be used as curing agent for resin and plastic, chloramphenicol produced by medical raw material, nitrified synthetic cyclone explosive, etc., at present, urotropine is produced and synthesized relatively mature, formaldehyde and ammonia are generally adopted as raw materials for condensation to prepare urotropine, the conventional industrial synthesis method can be divided into a liquid phase method and a gas phase method, the liquid phase method generally comprises placing formaldehyde aqueous solution in a reactor, introducing ammonia gas or ammonia water, keeping the solution alkaline, and condensing to obtain urotropine; the gas phase method is that formaldehyde gas and ammonia gas are introduced into a reactor filled with urotropine mother liquor together, a large amount of heat is released by utilizing the reaction, part of water is evaporated and taken away, supersaturated solution is formed to promote urotropine to be separated out, however, formaldehyde belongs to 'known human cancerogenic substances', and has strong pollution to human bodies and environment.
However, the prior urotropine crystallization equipment (such as the equipment for completely and continuously crystallizing urotropine disclosed in the patent document with the publication number of CN 207237343U) has some defects when the inventor finds the urotropine crystallization equipment to be used: since a large amount of formaldehyde is contained in the gas discharged along the exhaust pipe during crystallization, working environment is polluted and personnel health is endangered if the formaldehyde is not treated.
Therefore, it is necessary to provide a new urotropine crystallizer to solve the above technical problems.
Disclosure of Invention
The utility model provides a urotropine crystallizer, which aims to solve the technical problem that the gas exhausted along an exhaust pipe in the prior art contains a large amount of formaldehyde, and the working environment is polluted and the health of personnel is endangered if the formaldehyde is not treated.
The urotropine crystallizer provided by the utility model comprises: the crystallizer body comprises an evaporator, a pipeline, a crystallization generator and an exhaust pipe, wherein the pipeline is arranged at the lower end of the evaporator, and the crystallization generator is arranged at the lower end of the pipeline; the frame is fixedly arranged on the crystallization generator; the base plate is fixedly arranged at the bottom of the frame; the purifying box is fixedly arranged at the top of the base plate, a purifying cavity and a liquid storage cavity are arranged on the purifying box, and a first air outlet pipe is fixedly arranged at the top of the liquid storage cavity; and the gas conveying mechanism is arranged on the purifying box.
Preferably, the gas conveying mechanism comprises a fan, a second air outlet pipe, a first connecting pipe and a second connecting pipe, wherein the fan is fixedly arranged on one side of the purifying box, the second air outlet pipe is fixedly arranged on the inner wall of the bottom of the purifying cavity, the first connecting pipe and the second connecting pipe are respectively and fixedly arranged at the air inlet end and the air outlet end of the fan, the air inlet end of the first connecting pipe is fixedly communicated with the air outlet pipe, and the air outlet end of the second connecting pipe extends into the purifying cavity and is fixedly communicated with the second air outlet pipe.
Preferably, a plurality of activated carbon plates are arranged in the purifying cavity, a third air outlet pipe is fixedly communicated with one side of the purifying cavity, and the air outlet end of the third air outlet pipe extends into the liquid storage cavity.
Preferably, the top fixed mounting of purifying box has the motor, the top in stock solution chamber rotates and installs at the puddler, the top of puddler extends outside the stock solution chamber and with the output shaft fixed connection of motor.
Preferably, the top of the liquid storage cavity is fixedly communicated with a liquid supplementing pipe, a funnel is arranged on the liquid supplementing pipe, and a cover plate is hinged on the funnel.
Preferably, a liquid discharge pipe is fixedly communicated with one side of the liquid storage cavity, and a valve is arranged on the liquid discharge pipe.
Preferably, a hinge is fixedly arranged on one side of the purifying cavity, and a sealing door is fixedly arranged on the hinge.
Compared with the related art, the urotropine crystallizer provided by the utility model has the following structure
The beneficial effects are that:
the utility model provides a urotropine crystallizer which comprises:
1. the purification box is arranged by arranging the frame and the base plate so as to purify harmful gas generated during urotropine crystallization preparation, thereby being beneficial to environmental protection and personnel health;
2. through the activated carbon plate that sets up to adsorb the formaldehyde in the purge gas, through the motor operation cooperation puddler of setting, so that laborsaving stirring allotment formaldehyde purifying liquid, through fluid-supply pipe and the funnel of setting, so that add formaldehyde purifying agent to the stock solution intracavity, through fluid-discharge tube and the valve of setting, so that follow-up emission changes formaldehyde purifying liquid.
Drawings
FIG. 1 is a schematic diagram of a cross-sectional front view of a urotropine crystallizer according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic diagram of a front view structure of the present utility model;
fig. 3 is a schematic structural view of a frame in the present utility model.
Reference numerals in the drawings: 1. a crystallizer body; 2. an evaporator; 3. a pipe; 4. a crystal generator; 5. an exhaust pipe; 6. a frame; 7. a base plate; 8. a purifying box; 9. a purification chamber; 10. a liquid storage cavity; 11. a first air outlet pipe; 12. a blower; 13. a second air outlet pipe; 14. a first connection pipe; 15. a second connection pipe; 16. an activated carbon plate; 17. a third air outlet pipe; 18. a motor; 19. stirring rod.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1-3 in combination, fig. 1 is a schematic cross-sectional front view of a urotropine crystallizer according to a preferred embodiment of the present utility model; FIG. 2 is a schematic diagram of a front view structure of the present utility model; fig. 3 is a schematic structural view of a frame in the present utility model.
The urotropine crystallizer comprises: a crystallizer body 1 for preparing urotropine, wherein the crystallizer body 1 comprises an evaporator 2, a pipeline 3, a crystal generator 4 and an exhaust pipe 5, the pipeline 3 is arranged at the lower end of the evaporator 2, and the crystal generator 4 is arranged at the lower end of the pipeline 3; a frame 6, the frame 6 is fixedly installed on the crystal generator 4; the base plate 7 is fixedly arranged at the bottom of the frame 6; the purifying box 8 is fixedly arranged at the top of the base plate 7, a purifying cavity 9 and a liquid storage cavity 10 are arranged on the purifying box 8, and a first air outlet pipe 11 is fixedly arranged at the top of the liquid storage cavity 10; and a gas delivery mechanism provided on the purge bin 8.
The device is the same as the prior art: the inside of evaporimeter is provided with a plurality of evaporating pipes, the side top of evaporimeter is provided with the inlet pipe, be provided with feed liquor electromagnetism proportional valve on the inlet pipe, just the upper end of evaporimeter is provided with gas-liquid separator, gas-liquid separator's the end of giving vent to anger and blast pipe fixed intercommunication, the outside of crystallization generator is provided with the jacket layer, the inside of jacket layer is provided with cooling circulation water, the lower extreme of crystallization generator is provided with sedimentation separator, sedimentation separator's lower extreme is provided with the crystallization discharge gate, just the inside of crystallization generator is provided with concentration analyzer, the outside of jacket layer is provided with concentration display appearance, just the crystallization generator passes through circulating line and is connected with the inlet pipe, through setting up frame 6 and bed plate 7, the purifying box 8 of setting to carry out purification treatment to the harmful gas that produces when urotropine crystallization preparation, be favorable to environmental protection and personnel health.
The gas conveying mechanism comprises a fan 12, a second air outlet pipe 13, a first connecting pipe 14 and a second connecting pipe 15, wherein the fan 12 is fixedly arranged on one side of the purifying box 8, the second air outlet pipe 13 is fixedly arranged on the inner wall of the bottom of the purifying cavity 9, the first connecting pipe 14 and the second connecting pipe 15 are respectively fixedly arranged at the air inlet end and the air outlet end of the fan 12, the air inlet end of the first connecting pipe 14 is fixedly communicated with the exhaust pipe 5, the air outlet end of the second connecting pipe 15 extends into the purifying cavity 9 and is fixedly communicated with the second air outlet pipe 13, and the gas discharged by the exhaust pipe 5 is conveyed to the purifying cavity 9 by a set gas conveyer so as to be purified.
The purifying cavity 9 is internally provided with a plurality of activated carbon plates 16, one side of the purifying cavity 9 is fixedly communicated with a third air outlet pipe 17, the air outlet end of the third air outlet pipe 17 extends into the liquid storage cavity 10, and formaldehyde in purified gas is adsorbed through the arranged activated carbon plates 16.
The top fixed mounting of purifying box 8 has motor 18, the top of stock solution chamber 10 rotates and installs at puddler 19, the top of puddler 19 extends outside the stock solution chamber 10 and with the output shaft fixed connection of motor 18, through the motor 18 operation cooperation puddler 19 that sets up to laborsaving stirring allotment formaldehyde purifying solution.
The top of the liquid storage cavity 10 is fixedly communicated with a liquid supplementing pipe, a funnel is arranged on the liquid supplementing pipe, a cover plate is hinged to the funnel, and formaldehyde purifying agent is added into the liquid storage cavity 10 through the arranged liquid supplementing pipe and the funnel.
One side of the liquid storage cavity 10 is fixedly communicated with a liquid discharge pipe, a valve is arranged on the liquid discharge pipe, and the formaldehyde purifying liquid is discharged and replaced later through the arranged liquid discharge pipe and the valve.
One side of the purification cavity 9 is fixedly provided with a hinge, and a sealing door is fixedly arranged on the hinge.
It should be noted that, in the present utility model, the circuits, electronic components and modules are all related to the prior art, and those skilled in the art may implement the present utility model completely, and it is needless to say that the protection of the present utility model does not relate to improvement of software and methods.
The working principle of the urotropine crystallizer provided by the utility model is as follows:
the scheme is also provided with a controller, the controller is arranged on the equipment, when in use, the controller can respectively start each electric equipment to operate, the power connection mode of each electric equipment is the prior mature technology, is a well-known technology of the person in the field, and is not redundant;
when urotropine is prepared by using the crystallizer body 1, a person can start the fan 12, the running fan 12 is matched with the first connecting pipe 14 and the second connecting pipe 15, harmful gas discharged from the exhaust pipe 5 can be conveyed into the second air outlet pipe 13, then the harmful gas can be discharged into the purifying cavity 9 along the air outlet nozzle on the second air outlet pipe 13, formaldehyde in the harmful gas can be adsorbed and purified by the activated carbon plate 16 in the purifying cavity 9, the purified gas can be discharged into formaldehyde purifying liquid in the liquid storage cavity 10 along the third air outlet pipe 17, the formaldehyde purifying liquid can neutralize and degrade residual formaldehyde in the gas, and then the purified gas is discharged from the first air outlet pipe 11, so that the harmful gas generated during urotropine crystallization preparation can be effectively purified, the problems existing in the prior art are solved, and the environment protection and the health of the person are facilitated.
Compared with the related art, the urotropine crystallizer provided by the utility model has the following structure
The beneficial effects are that:
the utility model provides a urotropine crystallization machine, which is characterized in that a frame 6 and a base plate 7 are arranged, a purifying box 8 is arranged so as to purify harmful gas generated during urotropine crystallization preparation, the environment protection and personnel health are facilitated, gas exhausted by an exhaust pipe 5 is conveyed to a purifying cavity 9 for purification through a gas conveyer arranged, formaldehyde in the purified gas is adsorbed through an active carbon plate 16 arranged, a stirring rod 19 is matched with the operation of a motor 18 arranged so as to stir and prepare formaldehyde purifying liquid in a labor-saving manner, a formaldehyde purifying agent is added into a liquid storage cavity 10 through a liquid supplementing pipe and a funnel arranged, and the formaldehyde purifying liquid is discharged and replaced later through a liquid discharging pipe and a valve arranged.
The device structure and the drawings of the present utility model mainly describe the principle of the present utility model, and in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, but the specific details of the power mechanism, the power supply system, and the control system thereof can be clearly known on the premise that those skilled in the art understand the principle of the present utility model.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A urotropin crystallizer, comprising:
the crystallizer body comprises an evaporator, a pipeline, a crystallization generator and an exhaust pipe, wherein the pipeline is arranged at the lower end of the evaporator, and the crystallization generator is arranged at the lower end of the pipeline;
the frame is fixedly arranged on the crystallization generator;
the base plate is fixedly arranged at the bottom of the frame;
the purifying box is fixedly arranged at the top of the base plate, a purifying cavity and a liquid storage cavity are arranged on the purifying box, and a first air outlet pipe is fixedly arranged at the top of the liquid storage cavity;
and the gas conveying mechanism is arranged on the purifying box.
2. The urotropine crystallizer of claim 1, wherein the gas delivery mechanism comprises a fan, a second gas outlet pipe, a first connecting pipe and a second connecting pipe, the fan is fixedly installed on one side of the purifying box, the second gas outlet pipe is fixedly installed on the inner wall of the bottom of the purifying cavity, the first connecting pipe and the second connecting pipe are respectively fixedly installed on the gas inlet end and the gas outlet end of the fan, the gas inlet end of the first connecting pipe is fixedly communicated with the gas outlet pipe, and the gas outlet end of the second connecting pipe extends into the purifying cavity and is fixedly communicated with the second gas outlet pipe.
3. The urotropine crystallizer according to claim 1, wherein a plurality of activated carbon plates are arranged in the purifying cavity, a third air outlet pipe is fixedly communicated with one side of the purifying cavity, and an air outlet end of the third air outlet pipe extends into the liquid storage cavity.
4. The urotropine crystallizer of claim 1, wherein a motor is fixedly arranged at the top of the purifying box, the top of the liquid storage cavity is rotatably arranged on a stirring rod, and the top end of the stirring rod extends out of the liquid storage cavity and is fixedly connected with an output shaft of the motor.
5. The urotropine crystallizer of claim 1, wherein the top of the liquid storage cavity is fixedly communicated with a liquid supplementing pipe, a funnel is arranged on the liquid supplementing pipe, and a cover plate is hinged on the funnel.
6. The urotropine crystallizer according to claim 1, wherein a liquid discharge pipe is fixedly communicated with one side of the liquid storage cavity, and a valve is arranged on the liquid discharge pipe.
7. The urotropine crystallizer of claim 1, wherein a hinge is fixedly installed on one side of the purification cavity, and a sealing door is fixedly installed on the hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950188.7U CN220478171U (en) | 2023-07-24 | 2023-07-24 | Urotropine crystallizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321950188.7U CN220478171U (en) | 2023-07-24 | 2023-07-24 | Urotropine crystallizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220478171U true CN220478171U (en) | 2024-02-13 |
Family
ID=89841099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321950188.7U Active CN220478171U (en) | 2023-07-24 | 2023-07-24 | Urotropine crystallizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220478171U (en) |
-
2023
- 2023-07-24 CN CN202321950188.7U patent/CN220478171U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Urotropin Crystallization Machine Granted publication date: 20240213 Pledgee: Bank of China Limited BAYANHOT branch Pledgor: Inner Mongolia Jiaaldehyde Chemical Technology Co.,Ltd. Registration number: Y2024980037594 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |