CN215139758U - Reflux unit for unsaturated polyester resin reaction kettle - Google Patents
Reflux unit for unsaturated polyester resin reaction kettle Download PDFInfo
- Publication number
- CN215139758U CN215139758U CN202121596861.2U CN202121596861U CN215139758U CN 215139758 U CN215139758 U CN 215139758U CN 202121596861 U CN202121596861 U CN 202121596861U CN 215139758 U CN215139758 U CN 215139758U
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- Prior art keywords
- reaction kettle
- filter screen
- collecting box
- pipe
- side wall
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- 238000010992 reflux Methods 0.000 title claims abstract description 21
- 229920006337 unsaturated polyester resin Polymers 0.000 title claims description 4
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 229920005989 resin Polymers 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 18
- 244000309464 bull Species 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 239000003995 emulsifying agent Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002349 favourable effect Effects 0.000 abstract description 4
- 238000009835 boiling Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 8
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a reflux unit for an unsaturated resin reaction kettle, which comprises a reaction kettle main body and a collecting box, wherein the reaction kettle main body is connected with the collecting box through a liquid outlet pipe and a liquid inlet pipe; the inside of collecting box is provided with the rotation filter screen, the rotation filter screen comprises filter screen structure, rotating turret and bull stick. The utility model discloses in, when the inside atmospheric pressure of drain pipe was big on the side, the piston rebound of giving vent to anger for go out the liquid branch pipe and go out liquid pipe case intercommunication, reduce the inside atmospheric pressure of drain pipe, improved the cold liquid effect of emulsifier, be favorable to improving backward flow efficiency, rotate the low boiling point material that the filter screen can filter in the backward flow liquid, and can rotate, and then can wash through rotating 180 degrees.
Description
Technical Field
The utility model relates to a reflux unit technical field especially relates to a reflux unit for unsaturated resin reation kettle.
Background
The unsaturated resin reaction system generally comprises a reaction kettle, a heat exchange system, a stirring system, a solid feeding system, a temperature measuring system, a pressure measuring system, a liquid feeding system, an explosion-proof system, a fractionation system, a buffer system, a collecting system and the like, however, in the series of reaction systems, the reaction kettle is particularly important as a first process, a stirring shaft is mainly used for driving a stirring shaft to stir reactants, so that the reactants are fully reacted to obtain required substances, in the production process, low-boiling-point materials generated in the reaction kettle are mixed with a small part of synthesized emulsifier finished products to enter a condensation return pipe, in the condensation return pipe, the low-boiling-point materials are separated from the emulsifier finished products, after separation, the low-boiling-point materials enter a condenser for condensation, and the emulsifier finished products flow back to the reaction kettle through the condensation return pipe.
Chinese patent CN202020580650.9 proposes that holes are formed on the surface of a compression disc, and the compression disc and a rubber gasket are tightly sucked by utilizing the principle of air pressure, so that the good sealing performance of a joint can be ensured, and the leakage of raw materials cannot occur; through setting up first sealing plug and second sealing plug to only need take off first sealing plug and second sealing plug when needs are dismantled, make the inside normal condition that resumes of device, can break off the junction, convenient dismantlement.
However, when the pressure in the reaction kettle is too high, the condensation effect of the condenser on the emulsion may be reduced, so that the low-boiling-point materials are difficult to separate.
Therefore, in order to solve the above technical problems, it is necessary to provide a reflux device for an unsaturated resin reaction kettle, so as to overcome the above defects in the prior art.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a reflux device for an unsaturated resin reaction kettle.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the reaction kettle comprises a reaction kettle main body and a collecting box, wherein the reaction kettle main body is connected with the collecting box through a liquid outlet pipe and a liquid inlet pipe, the middle part of the liquid outlet pipe is fixedly connected with a fixing frame, the upper side wall of the fixing frame is provided with a pressure reducing valve, a reset spring and an air outlet piston are arranged in the pressure reducing valve, and the upper side wall of the fixing frame is provided with a liquid outlet branch pipe;
the inside of collecting box is provided with the rotation filter screen, the rotation filter screen comprises filter screen structure, rotating turret and bull stick.
As a further description of the above technical solution:
the middle part of feed liquor pipe is provided with the check valve, the liquid outlet of check valve is towards the reation kettle main part.
As a further description of the above technical solution:
the lower side wall of the reaction kettle main body is provided with supporting legs, and the lower side wall of the collecting box is provided with a supporting frame.
As a further description of the above technical solution:
the pressure reducing valve is arranged inside the liquid outlet branch pipe, and the side wall of the pressure reducing valve is provided with an air outlet.
As a further description of the above technical solution:
the air outlet piston slides in the pressure reducing valve, and the return spring is arranged between the air outlet piston and the upper inner wall of the pressure reducing valve.
As a further description of the above technical solution:
the rotating frame is fixedly connected with the right side wall of the collecting box, and the rotating rod is rotatably connected with the rotating frame.
As a further description of the above technical solution:
the filter screen structure is fixedly connected with the rotating rod, and the filter screen structure rotates in the collecting box.
As a further description of the above technical solution:
the liquid outlet branch pipe is connected with the upper side wall of the collecting box.
The utility model discloses following beneficial effect has:
1. compared with the prior art, this reflux unit for unsaturated resin reation kettle has set up out liquid branch pipe, drain pipe and relief pressure valve, and when the inside atmospheric pressure of drain pipe was on the large side, the piston rebound of giving vent to anger for liquid branch pipe and liquid pipe case intercommunication reduce the inside atmospheric pressure of drain pipe, have improved the cold liquid effect of emulsifier, are favorable to improving backward flow efficiency.
2. Compared with the prior art, this reflux unit for unsaturated resin reation kettle has set up the rotation filter screen, rotates the low boiling point material that the filter screen can filter in the backwash liquid, and in addition, rotates the filter screen and can rotate, and then can wash through rotating 180 degrees, dredges the filtration pore that filters of jam.
Drawings
FIG. 1 is a schematic view of a reflux unit for an unsaturated resin reaction kettle according to the present invention;
FIG. 2 is a schematic view of the inside of a reflux unit for an unsaturated resin reaction vessel according to the present invention;
FIG. 3 is an enlarged schematic view of a reflux unit A for an unsaturated resin reaction vessel provided by the present invention;
fig. 4 is a front schematic view of a reflux unit for an unsaturated resin reaction kettle provided by the utility model.
Illustration of the drawings:
1. a reaction kettle main body; 101. supporting legs; 2. a collection box; 201. a support frame; 3. a liquid outlet pipe; 301. a fixed mount; 4. a liquid outlet branch pipe; 5. rotating the filter screen; 501. a rotating rod; 502. a rotating frame; 503. a screen structure; 6. a liquid inlet pipe; 601. a one-way valve; 7. a pressure reducing valve; 701. an air outlet; 702. a return spring; 703. and an air outlet piston.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: including reation kettle main part 1 and collecting box 2, reation kettle main part 1 is used for unsaturated polyester resin's reaction, collecting box 2 is used for collecting backflow liquid, be connected through drain pipe 3 and feed liquor pipe 6 between reation kettle main part 1 and the collecting box 2, drain pipe 3 is used for the discharge of emulsion, feed liquor pipe 6 is used for the entering of emulsion, the middle part of feed liquor pipe 6 is provided with check valve 601, check valve 601's liquid outlet is towards reation kettle main part 1, prevent that the liquid material in the reation kettle main part 1 from getting into in collecting box 2, reation kettle main part 1's lower lateral wall is provided with supporting leg 101, be used for supporting reation kettle main part 1, the lower lateral wall of collecting box 2 is provided with support frame 201, be used for supporting collecting box 2.
The middle part of the liquid outlet pipe 3 is fixedly connected with a fixed frame 301, the upper side wall of the fixed frame 301 is provided with a pressure reducing valve 7, for adjusting the air pressure in the liquid outlet pipe 3, a return spring 702 and an air outlet piston 703 are arranged inside the pressure reducing valve 7, a liquid outlet branch pipe 4 is arranged on the upper side wall of the fixing frame 301, the pressure reducing valve 7 is arranged inside the liquid outlet branch pipe 4, an air outlet hole 701 is arranged on the side wall of the pressure reducing valve 7, the air outlet piston 703 slides inside the pressure reducing valve 7, the return spring 702 is arranged between the air outlet piston 703 and the upper inner wall of the pressure reducing valve 7, when the air pressure in the liquid outlet pipe 3 is larger, the return spring 702 moves upwards, and then make liquid outlet branch pipe 4 and drain pipe 3 be linked together through venthole 701, reduce the atmospheric pressure in the drain pipe 3, the outside of drain pipe 3 and liquid outlet branch pipe 4 can be provided with the condenser pipe, and the cold liquid effect of emulsifier is favorable to improving backward flow efficiency with higher speed.
The inside of collecting box 2 is provided with rotation filter screen 5, rotation filter screen 5 is by filter screen structure 503, rotating turret 502 and bull stick 501 are constituteed, rotating turret 502 and collecting box 2's right side wall fixed connection, be connected for rotating between bull stick 501 and the rotating turret 502, be fixed connection between filter screen structure 503 and the bull stick 501, filter screen structure 503 rotates in collecting box 2's inside, go out liquid branch pipe 4 and collecting box 2's last side wall and be connected, rotation filter screen 5 can filter the low boiling point material in the backwash liquid, furthermore, rotation filter screen 5 can rotate through rotating bull stick 501, and then can wash through rotating 180 degrees, dredge the filtration pore that crosses of jam, be favorable to improving the filter effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides an unsaturated polyester resins reflux unit for reation kettle, includes reation kettle main part (1) and collecting box (2), its characterized in that: the reaction kettle main body (1) is connected with the collection box (2) through a liquid outlet pipe (3) and a liquid inlet pipe (6), the middle part of the liquid outlet pipe (3) is fixedly connected with a fixing frame (301), the upper side wall of the fixing frame (301) is provided with a pressure reducing valve (7), a reset spring (702) and an air outlet piston (703) are arranged inside the pressure reducing valve (7), and the upper side wall of the fixing frame (301) is provided with a liquid outlet branch pipe (4);
the inside of collecting box (2) is provided with rotation filter screen (5), rotation filter screen (5) comprise filter screen structure (503), rotating turret (502) and bull stick (501).
2. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the middle part of feed liquor pipe (6) is provided with check valve (601), the liquid outlet of check valve (601) is towards reation kettle main part (1).
3. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the lower side wall of the reaction kettle main body (1) is provided with supporting legs (101), and the lower side wall of the collecting box (2) is provided with a supporting frame (201).
4. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the pressure reducing valve (7) is arranged inside the liquid outlet branch pipe (4), and an air outlet hole (701) is formed in the side wall of the pressure reducing valve (7).
5. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the air outlet piston (703) slides in the pressure reducing valve (7), and the return spring (702) is arranged between the air outlet piston (703) and the upper inner wall of the pressure reducing valve (7).
6. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the rotating frame (502) is fixedly connected with the right side wall of the collecting box (2), and the rotating rod (501) is rotatably connected with the rotating frame (502).
7. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the filter screen structure (503) is fixedly connected with the rotating rod (501), and the filter screen structure (503) rotates in the collecting box (2).
8. The reflux device for the unsaturated resin reaction kettle according to claim 1, characterized in that: the liquid outlet branch pipe (4) is connected with the upper side wall of the collecting box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121596861.2U CN215139758U (en) | 2021-07-14 | 2021-07-14 | Reflux unit for unsaturated polyester resin reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121596861.2U CN215139758U (en) | 2021-07-14 | 2021-07-14 | Reflux unit for unsaturated polyester resin reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215139758U true CN215139758U (en) | 2021-12-14 |
Family
ID=79394666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121596861.2U Active CN215139758U (en) | 2021-07-14 | 2021-07-14 | Reflux unit for unsaturated polyester resin reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215139758U (en) |
-
2021
- 2021-07-14 CN CN202121596861.2U patent/CN215139758U/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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A reflux device for unsaturated resin reaction kettle Effective date of registration: 20231123 Granted publication date: 20211214 Pledgee: China Postal Savings Bank Co.,Ltd. Binzhou Branch Pledgor: Shandong Zhong Yi composite material Co.,Ltd. Registration number: Y2023980067283 |