CN210449136U - Dispersion treatment device for waterborne polyurethane - Google Patents
Dispersion treatment device for waterborne polyurethane Download PDFInfo
- Publication number
- CN210449136U CN210449136U CN201920510869.9U CN201920510869U CN210449136U CN 210449136 U CN210449136 U CN 210449136U CN 201920510869 U CN201920510869 U CN 201920510869U CN 210449136 U CN210449136 U CN 210449136U
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- Prior art keywords
- dispersion
- pipe
- case
- filter layer
- reaction case
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- 239000006185 dispersion Substances 0.000 title claims abstract description 44
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 19
- 239000004814 polyurethane Substances 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000001179 sorption measurement Methods 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 238000007599 discharging Methods 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 47
- 238000003756 stirring Methods 0.000 claims description 10
- 229920000642 polymer Polymers 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009298 carbon filtering Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000009775 high-speed stirring Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920003009 polyurethane dispersion Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model discloses a dispersion treatment device for waterborne polyurethane, including synthetic case of prepolymer, chain extension reaction case, filtering mechanism, dispersion reaction case and peculiar smell adsorption tank, one side of dispersion reaction case is provided with the inlet pipe, one side of keeping away from the dispersion reaction case of inlet pipe is provided with the synthetic case of prepolymer, the top of inlet pipe is provided with the feed valve, the bottom of dispersion reaction case is provided with the discharging pipe, the one end that dispersion reaction case was kept away from to the discharging pipe is provided with the chain extension reaction case. The utility model discloses a mode that sets up filter mechanism below the water tank water inlet filters the water that will react, has reduced the impurity content of aquatic, has improved the purity of dispersion, makes it reach required consistency more easily moreover, mixes more easily, adopts peculiar smell adsorption tank to adsorb the harmful gas that the reaction produced in blast pipe department, discharges the pollution that reduces the environment after adsorbing and filtering, reduces the degree of harm to the human body.
Description
Technical Field
The utility model belongs to the technical field of the dispersion, concretely relates to dispersion treatment device for waterborne polyurethane.
Background
Aqueous polyurethanes are new polyurethane systems in which water is used as the dispersion medium instead of an organic solvent, and are also referred to as water-dispersed polyurethanes, aqueous polyurethanes, or water-based polyurethanes. The waterborne polyurethane takes water as a solvent, and has the advantages of no pollution, safety, reliability, excellent mechanical property, good compatibility, easy modification and the like.
But current waterborne polyurethane dispersion devices often adopt the mode of directly adding water to disperse when using, can make aquatic impurity mix together with the prepolymer, lead to water and prepolymer viscosity increase, are difficult to mix, and high-speed stirring can produce a large amount of harmful gas in mixing process, does not adopt peculiar smell adsorption tank then can cause the pollution to the environment, threatens personal safety.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a dispersion treatment device for waterborne polyurethane has the characteristics that can filter aquatic impurity, adsorb the peculiar smell.
In order to achieve the above object, the utility model provides a following technical scheme: a dispersion treatment device for waterborne polyurethane comprises a prepolymer synthesis box, a chain extension reaction box, a filtering mechanism, a dispersion reaction box and a peculiar smell adsorption box, a feed pipe is arranged on one side of the dispersion reaction box, a prepolymer synthesis box is arranged on one side of the feed pipe, which is far away from the dispersion reaction box, the top of the feed pipe is provided with a feed valve, the bottom end of the dispersion reaction box is provided with a discharge pipe, one end of the discharge pipe, which is far away from the dispersion reaction box, is provided with a chain extension reaction box, one side of the discharge pipe is provided with a discharge valve, the top end of the dispersion reaction box is respectively provided with an odor adsorption box, a stepping motor and a water inlet pipe, the bottom end of the stepping motor is provided with a stirring rod, the bottom of the stirring rod is provided with a stirrer, the bottom end of the water inlet pipe is provided with a filtering mechanism, a water tank is arranged on one side of the water inlet pipe, and a water inlet valve is arranged on one side of the water inlet pipe, which is far away from the dispersion reaction tank;
the filter mechanism comprises a first filter paper filter layer, an activated carbon filter layer, a second filter paper filter layer and a water outlet pipe, wherein the activated carbon filter layer is arranged at the bottom end of the first filter paper filter layer, the second filter paper filter layer is arranged at the bottom of the activated carbon filter layer, and the water outlet pipe is arranged at the bottom end of the second filter paper filter layer;
peculiar smell adsorption tank includes intake pipe, admission valve, air exhauster, active carbon adsorption case and gas vent, wherein, the top of intake pipe is provided with the admission valve, one side of intake pipe is provided with the air exhauster, one side that the intake pipe was kept away from to the air exhauster is provided with the active carbon adsorption case, one side of active carbon adsorption case is provided with the gas vent.
Preferably, a tapered pipeline is adopted at the outlet end of the feeding pipe.
Preferably, the stepping motor and the stirring rod are connected by a movable bolt.
Preferably, the temperature inside the water tank is constant at 20 ℃.
Preferably, the first filter paper filter layer, the activated carbon filter layer and the second filter paper filter layer are all detachable.
Preferably, the chain extension reaction box is connected with the discharge pipe in a sealing manner.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a mode that sets up filtering mechanism below water tank water inlet filters the water that will react, has reduced the impurity content of aquatic, has improved the purity of dispersion, and it reaches required consistency more easily to make it moreover, and easier mixing has reduced violent reaction and has leaded to exploding the possibility of gathering, adopts peculiar smell adsorption tank to come the harmful gas that the adsorption reaction produced in blast pipe department, reduces the pollution to the environment adsorbing and filtering the back emission, reduces the degree of harm to the human body.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the filtering mechanism of the present invention;
fig. 3 is a schematic view of the odor adsorption box of the present invention.
In the figure: 1. a prepolymer synthesis box; 2. a feed valve; 3. a feed pipe; 4. a discharge valve; 5. a chain extension reaction box; 6. a discharge pipe; 7. a stirrer; 8. a filtering mechanism; 81. a first filter paper filtration layer; 82. an activated carbon filter layer; 83. a second filter paper filter layer; 84. a water outlet pipe; 9. a dispersion reaction box; 10. a water tank; 11. a water inlet pipe; 12. a water inlet valve; 13. a stepping motor; 14. a stirring rod; 15. a peculiar smell adsorption box; 151. an air inlet pipe; 152. an intake valve; 153. an exhaust fan; 154. an activated carbon adsorption tank; 155. and (7) an exhaust port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: a dispersion treatment device for waterborne polyurethane comprises a prepolymer synthesis box 1, a chain extension reaction box 5, a filtering mechanism 8, a dispersion reaction box 9 and an odor adsorption box 15, wherein one side of the dispersion reaction box 9 is provided with a feeding pipe 3, one side of the feeding pipe 3, which is far away from the dispersion reaction box 9, is provided with the prepolymer synthesis box 1, the top of the feeding pipe 3 is provided with a feeding valve 2, the bottom end of the dispersion reaction box 9 is provided with a discharging pipe 6, one end of the discharging pipe 6, which is far away from the dispersion reaction box 9, is provided with the chain extension reaction box 5, one side of the discharging pipe 6 is provided with a discharging valve 4, the top end of the dispersion reaction box 9 is respectively provided with the odor adsorption box 15, a stepping motor 13 and a water inlet pipe 11, the bottom end of the stepping motor 13 is provided with a stirring rod 14, the bottom of the stirring rod, a water inlet valve 12 is arranged on one side of the water inlet pipe 11 far away from the dispersion reaction box 9;
the filter mechanism 8 comprises a first filter paper filter layer 81, an activated carbon filter layer 82, a second filter paper filter layer 83 and a water outlet pipe 84, wherein the activated carbon filter layer 82 is arranged at the bottom end of the first filter paper filter layer 81, the second filter paper filter layer 83 is arranged at the bottom of the activated carbon filter layer 82, and the water outlet pipe 84 is arranged at the bottom end of the second filter paper filter layer 83;
the odor adsorption tank 15 comprises an air inlet pipe 151, an air inlet valve 152, an exhaust fan 153, an activated carbon adsorption tank 154 and an exhaust port 155, wherein the air inlet valve 152 is arranged at the top end of the air inlet pipe 151, the exhaust fan 153 is arranged on one side of the air inlet pipe 151, the activated carbon adsorption tank 154 is arranged on one side of the exhaust fan 153 away from the air inlet pipe 151, and the exhaust port 155 is arranged on one side of the activated carbon adsorption tank 154.
In order to ensure that the prepolymer can be added dropwise, it is preferred in this embodiment to use a tapered pipe at the outlet end of the feed pipe 3.
In order to facilitate replacement of the stirrer 7, in the present embodiment, it is preferable that the stepping motor 13 and the stirring rod 14 are connected by a movable bolt.
In order to ensure proper viscosity during the reaction, in the present embodiment, it is preferable that the temperature inside the water tank 10 is constant at 20 ℃.
In order to facilitate cleaning and replacement of the filter mechanism 8, in the present embodiment, it is preferable that the first filter paper filter layer 81, the activated carbon filter layer 82, and the second filter paper filter layer 83 be detachable.
In order to prevent the leakage of the solution and gas after the reaction, in this embodiment, it is preferable that the chain extension reaction tank 5 is hermetically connected to the discharge pipe 6.
The utility model discloses a theory of operation and use flow: firstly, a water inlet valve 12 is opened, water in a water tank 10 enters a filtering mechanism 8 along a water inlet pipe 11, the water flows into a water outlet pipe 84 after passing through a first filter paper filtering layer 81, an activated carbon filtering layer 82 and a second filter paper filtering layer 83, then a feeding valve 2 is opened, prepolymer in a prepolymer synthesis box 1 slowly drops into a dispersion reaction box 9 along a feeding pipe 3, at the moment, a stepping motor 13 is started, the stepping motor 13 drives a stirrer 7 to rotate at a high speed for stirring, an air inlet valve 152 is opened in the stirring process, an exhaust fan 153 is started, harmful gas generated by reaction is sucked into a peculiar smell adsorption box 15, the harmful gas passes through an activated carbon adsorption box 154 and then is discharged from an exhaust port 155, and a discharge valve 4 is opened after the reaction is finished, so that the reacted prepolymer enters a chain extension reaction box 5 along a discharge.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a dispersion treatment device for waterborne polyurethane, includes synthetic case (1) of prepolymer, chain extension reaction case (5), filter mechanism (8), dispersion reaction case (9) and peculiar smell adsorption tank (15), its characterized in that: one side of dispersion reaction case (9) is provided with inlet pipe (3), one side of keeping away from dispersion reaction case (9) of inlet pipe (3) is provided with synthetic case (1) of performed polymer, the top of inlet pipe (3) is provided with feed valve (2), the bottom of dispersion reaction case (9) is provided with discharging pipe (6), the one end that dispersion reaction case (9) were kept away from in discharging pipe (6) is provided with chain extension reaction case (5), one side of discharging pipe (6) is provided with bleeder valve (4), the top of dispersion reaction case (9) is provided with peculiar smell adsorption tank (15), step motor (13) and inlet tube (11) respectively, the bottom of step motor (13) is provided with puddler (14), the bottom of puddler (14) is provided with agitator (7), the bottom of inlet tube (11) is provided with filtering mechanism (8), a water tank (10) is arranged on one side of the water inlet pipe (11), and a water inlet valve (12) is arranged on one side, far away from the dispersion reaction tank (9), of the water inlet pipe (11);
the filter mechanism (8) comprises a first filter paper filter layer (81), an activated carbon filter layer (82), a second filter paper filter layer (83) and a water outlet pipe (84), wherein the activated carbon filter layer (82) is arranged at the bottom end of the first filter paper filter layer (81), the second filter paper filter layer (83) is arranged at the bottom of the activated carbon filter layer (82), and the water outlet pipe (84) is arranged at the bottom end of the second filter paper filter layer (83);
peculiar smell adsorption tank (15) includes intake pipe (151), admission valve (152), air exhauster (153), activated carbon adsorption case (154) and gas vent (155), wherein, the top of intake pipe (151) is provided with admission valve (152), one side of intake pipe (151) is provided with air exhauster (153), one side that intake pipe (151) were kept away from in air exhauster (153) is provided with activated carbon adsorption case (154), one side of activated carbon adsorption case (154) is provided with gas vent (155).
2. The dispersion treatment apparatus for aqueous polyurethane according to claim 1, wherein: the outlet end of the feeding pipe (3) adopts a conical pipeline.
3. The dispersion treatment apparatus for aqueous polyurethane according to claim 1, wherein: the stepping motor (13) is connected with the stirring rod (14) through a movable bolt.
4. The dispersion treatment apparatus for aqueous polyurethane according to claim 1, wherein: the internal temperature of the water tank (10) is constant at 20 ℃.
5. The dispersion treatment apparatus for aqueous polyurethane according to claim 1, wherein: the first filter paper filter layer (81), the activated carbon filter layer (82) and the second filter paper filter layer (83) are all detachable.
6. The dispersion treatment apparatus for aqueous polyurethane according to claim 1, wherein: and the chain extension reaction box (5) is hermetically connected with the discharge pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920510869.9U CN210449136U (en) | 2019-04-15 | 2019-04-15 | Dispersion treatment device for waterborne polyurethane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920510869.9U CN210449136U (en) | 2019-04-15 | 2019-04-15 | Dispersion treatment device for waterborne polyurethane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210449136U true CN210449136U (en) | 2020-05-05 |
Family
ID=70428939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920510869.9U Expired - Fee Related CN210449136U (en) | 2019-04-15 | 2019-04-15 | Dispersion treatment device for waterborne polyurethane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210449136U (en) |
-
2019
- 2019-04-15 CN CN201920510869.9U patent/CN210449136U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.3, Liangshan Road, Dagang, Zhenjiang New District, Zhenjiang City, Jiangsu Province, 212000 Patentee after: Zhenjiang Desheng New Material Technology Co.,Ltd. Address before: 212000 No. 3, Liangshan Road, Zhenjiang New District, Zhenjiang, Jiangsu Patentee before: ZHENJIANG DEMA CHEMICAL Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 |