CN219150108U - Suction filtration formula urea reaction kettle - Google Patents
Suction filtration formula urea reaction kettle Download PDFInfo
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- CN219150108U CN219150108U CN202223390926.5U CN202223390926U CN219150108U CN 219150108 U CN219150108 U CN 219150108U CN 202223390926 U CN202223390926 U CN 202223390926U CN 219150108 U CN219150108 U CN 219150108U
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- suction filtration
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- kettle body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
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Abstract
The utility model discloses a suction filtration type m-urea reaction kettle, and belongs to the field of m-ureido aniline production and processing. A suction filtration type urea reaction kettle comprises a kettle body; the top of the kettle body is provided with a kettle cover, and a discharge hole for discharging is arranged in the middle of the bottom; the kettle cover is provided with a motor and a feed inlet for feeding, and the output end of the motor is provided with a stirring shaft extending into the kettle body; the kettle body is horizontally provided with a plurality of suction filtration pipes which are arranged in a row, a plurality of suction filtration holes are uniformly distributed on the outer wall of the suction filtration pipe, a plurality of first mounting ports and second mounting ports which are arranged in pairs and used for mounting the suction filtration pipes are formed in the outer wall of the kettle body, one end of each suction filtration pipe penetrates into the kettle body from the first mounting port and stretches into the second mounting port, and one end of each second mounting port, far away from each suction filtration pipe, is provided with a sealing cover. The method can optimize complicated steps of m-ureido-aniline hydrochloride in the preparation process, can well separate filter cakes from waste water, greatly reduces the labor intensity of operators, and can judge whether the corresponding suction filtration pipe is blocked or not by observing the change of the vacuum pressure gauge on the first multi-way pipe.
Description
Technical Field
The utility model relates to the field of production and processing of m-ureido aniline, in particular to a suction filtration type m-urea reaction kettle.
Background
In the preparation process of m-ureido aniline hydrochloride, reactants are required to be put into a reaction kettle to react first, after the reaction is finished, a mixture in the reaction kettle is required to be separated from a filter cake by adopting a centrifuge, the filter cake is put into the reaction kettle again, and then water is added to pulp for the next reaction step; the filter cake is separated from the wastewater, and then the separated filter cake is put into a reaction kettle, so that the labor intensity of operators is high; in order to solve the technical problem, the application aims to provide a suction filtration type urea reaction kettle.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems existing in the prior art, the utility model aims to provide a suction filtration type urea reaction kettle which can optimize complicated steps of m-ureido aniline hydrochloride in the preparation process, can well realize the separation of filter cakes and wastewater, greatly reduce the labor intensity of operators, and can judge whether corresponding suction filtration pipes are blocked or not by observing the change of a vacuum pressure gauge on a first multi-way pipe.
2. Technical proposal
In order to solve the problems, the utility model adopts the following technical scheme.
A suction filtration type urea reaction kettle comprises a kettle body; the top of the kettle body is provided with a kettle cover, and a discharge hole for discharging is arranged in the middle of the bottom; the kettle cover is provided with a motor and a feed inlet for feeding, and the output end of the motor is provided with a stirring shaft extending into the kettle body; the kettle body is horizontally provided with a plurality of suction filtration pipes which are arranged in a row, the outer wall of the suction filtration pipes is uniformly provided with a plurality of suction filtration holes, the outer wall of the kettle body is provided with a plurality of first mounting ports and second mounting ports which are arranged in pairs and are used for mounting the suction filtration pipes, one end of each suction filtration pipe penetrates into the kettle body from the first mounting port and extends into the second mounting port, and one end of each second mounting port far away from the suction filtration pipe is provided with a sealing cover; the kettle body is provided with a first multi-way pipe corresponding to the number of rows of suction filtration pipes, and the first multi-way pipe is provided with a first discharging pipe orifice and a plurality of first feeding pipe orifices connected with the suction filtration pipes; the kettle body is provided with a mother liquor temporary storage tank and a second multi-way pipe, and the second multi-way pipe is provided with a plurality of second feeding pipe orifices connected with the first discharging pipe orifices of the first multi-way pipe and a second discharging pipe orifice connected with the feeding port of the mother liquor temporary storage tank; a vacuum pressure gauge is arranged on a first discharging pipe on the first multi-way pipe; and a vacuum pump is arranged on the second discharging pipe.
Preferably, the second discharging pipe is also provided with a compressed air blowing device.
Preferably, the kettle body and the kettle cover are made of glass fiber reinforced plastic materials.
Preferably, the kettle cover is also provided with an observation port, a tail gas port and a cleaning port.
Preferably, a switch valve is arranged at the first discharging pipe orifice of the first multi-way pipe.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages that:
(1) According to the method, the suction filtration pipe is arranged on the reaction kettle, the suction filtration pipe is utilized, the filter cake is left in the reaction kettle, the mother liquor is pumped out, finally, the filter cake in the reaction kettle is added with water for pulping, the next reaction can be carried out, the reaction liquid is not required to be pumped out, the mother liquor in the reaction liquid and the filter cake are separated by the centrifugal machine, finally, the filter cake is added into the complicated operation step in the reaction kettle, the complicated step of the preparation process of the m-ureido aniline hydrochloride is greatly optimized, the filter cake and the waste water separation can be well realized by the reaction kettle, and the labor intensity of operators is greatly reduced.
(2) According to the vacuum pressure gauge, the vacuum pressure gauge is arranged on the first multi-way pipe, a user can judge whether the corresponding suction filtration pipe is blocked or not by observing the change of the vacuum pressure gauge on the first multi-way pipe, so that the user can judge whether the suction filtration pipe is blocked or not, and corresponding measures are taken for the blocked suction filtration pipe.
(3) This application is through installing compressed air blast apparatus on the second discharging pipe, when the suction filtration pipe of finding corresponding row appears blockking up, uses compressed air blast apparatus to blow to the suction filtration pipe, clears up the suction filtration pipe.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of a reaction kettle according to the present utility model;
FIG. 3 is a schematic view of a part of the structure of the reaction kettle of the utility model;
FIG. 4 is a schematic top view of the reactor of the present utility model.
The reference numerals in the figures illustrate:
1 reaction kettle, 101 kettle body, 102 kettle cover, 103 discharge port, 104 feed inlet, 105 motor,
106a suction filtration pipe, 106a first mounting port, 106b second mounting port, 107 first multi-way pipe, 108 second multi-way pipe,
109 observation port, 110 tail gas port, 111 cleaning port,
2 a mother liquor temporary storage tank.
Detailed Description
Referring to fig. 1-4, a suction filtration type urea reaction kettle 1 comprises a kettle body 101; a kettle cover 102 is arranged at the top of the kettle body 101, and a discharge hole 103 for discharging is arranged in the middle of the bottom; the kettle cover 102 is provided with a motor 105 and a feed inlet 104 for feeding; the output end of the motor 105 is provided with a stirring shaft extending into the kettle body 101, and the stirring shaft is used for stirring reactants and accelerating the flow of reaction liquid.
The kettle body 101 is horizontally provided with a plurality of suction filtration pipes 106 which are arranged in a row and a column, the outer wall of the suction filtration pipe 106 is uniformly provided with a plurality of suction filtration holes, the outer wall of the kettle body 101 is provided with a plurality of first mounting ports 106a and second mounting ports 106b which are arranged in pairs and are used for mounting the suction filtration pipes 106, one end of each suction filtration pipe 106 penetrates into the kettle body 101 from the first mounting port 106a and extends into the second mounting port 106b, and one end of each second mounting port 106b far away from the suction filtration pipe 106 is provided with a sealing cover; the kettle body 101 is provided with first multi-way pipes 107 with the number corresponding to the rows of the suction filtration pipes 106, and the first multi-way pipes 107 are provided with first discharging pipe orifices and a plurality of first feeding pipe orifices connected with the suction filtration pipes 106.
The kettle body 101 is externally provided with a mother liquor temporary storage tank 2 and a second multi-way pipe 108, wherein the second multi-way pipe 108 is provided with a plurality of second feeding pipe orifices connected with a first discharging pipe orifice of the first multi-way pipe 107 and a second discharging pipe orifice connected with a feeding port of the mother liquor temporary storage tank 2; a vacuum pressure gauge is arranged on a first discharging pipe on the first multi-way pipe 107; the second discharging pipe is provided with a vacuum pump, and the vacuum pump is used for pumping mother liquor in the reaction kettle 1 and pumping the mother liquor in the reaction kettle 1 into a mother liquor temporary storage tank 2; the suction filtration pipe 106 is used for separating filter cakes and mother liquor in the reaction kettle 1, and the mother liquor enters the first multi-way pipe 107 through the suction filtration holes and then enters the mother liquor temporary storage tank 2 along the second multi-way pipe 108.
And the second discharging pipe is also provided with a compressed air blowing device which is used for blowing air to the blocked suction filtration pipe 106 so as to dredge the blocked suction filtration pipe 106.
The kettle body 101 and the kettle cover 102 are made of glass fiber reinforced plastics.
The kettle cover 102 is also provided with an observation port 109, a tail gas port 110 and a cleaning port 111, wherein the observation port 109 is used for observing reactants in the kettle body 101.
A first discharging pipe orifice of the first multi-way pipe 107 is provided with a switch valve which is used for controlling whether the corresponding suction filtration pipe 106 participates in the work of filtering filter cakes and mother liquor; when it is desired to determine which suction pipe has a problem, the on/off valve corresponding to another suction pipe 106 in the corresponding row may be closed, and only the on/off valve corresponding to the suction pipe 106 to be detected may be opened, and whether the vacuum pressure gauge on the first discharge pipe on the first multi-way pipe 107 where the on/off valve is located is in a normal numerical range may be observed, and if the vacuum pressure gauge is not in the normal numerical range, it may be considered that the suction pipe 106 corresponding to the first discharge pipe has a blockage.
Claims (5)
1. A suction filtration formula urea reaction kettle between, its characterized in that: the reaction kettle (1) comprises a kettle body (101);
a kettle cover (102) is arranged at the top of the kettle body (101), and a discharge hole (103) for discharging is arranged in the middle of the bottom; a motor (105) and a feed inlet (104) for feeding are arranged on the kettle cover (102), and a stirring shaft extending into the kettle body (101) is arranged at the output end of the motor (105);
a plurality of suction filtration pipes (106) which are arranged in a row are horizontally arranged on the kettle body (101), a plurality of suction filtration holes are uniformly distributed on the outer wall of the suction filtration pipes (106), a plurality of first mounting holes (106 a) and second mounting holes (106 b) which are arranged in pairs and are used for mounting the suction filtration pipes (106) are formed in the outer wall of the kettle body (101), one end of each suction filtration pipe (106) penetrates into the kettle body (101) from the first mounting hole (106 a) and extends into the second mounting hole (106 b), and a sealing cover is mounted at one end, far away from the suction filtration pipe (106), of each second mounting hole (106 b);
the kettle body (101) is externally provided with a first multi-way pipe (107) corresponding to the rows of the suction filtration pipes (106), and the first multi-way pipe (107) is provided with a first discharging pipe orifice and a plurality of first feeding pipe orifices connected with the suction filtration pipes (106);
the kettle body (101) is externally provided with a mother liquor temporary storage tank (2) and a second multi-way pipe (108), and the second multi-way pipe (108) is provided with a plurality of second feeding pipe orifices connected with the first discharging pipe orifices of the first multi-way pipe (107) and a second discharging pipe orifice connected with the feeding inlet of the mother liquor temporary storage tank (2);
a vacuum pressure gauge is arranged on a first discharging pipe on the first multi-way pipe (107);
and a vacuum pump is arranged on the second discharging pipe.
2. The suction filtration type urea reaction kettle according to claim 1, wherein: and the second discharging pipe is also provided with a compressed air blowing device.
3. The suction filtration type urea reaction kettle according to claim 1, wherein: the kettle body (101) and the kettle cover (102) are made of glass fiber reinforced plastics.
4. The suction filtration type urea reaction kettle according to claim 1, wherein: and an observation port (109), a tail gas port (110) and a cleaning port (111) are further formed in the kettle cover (102).
5. The suction filtration type urea reaction kettle according to claim 1, wherein: a switch valve is arranged at a first discharging pipe orifice of the first multi-way pipe (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223390926.5U CN219150108U (en) | 2022-12-16 | 2022-12-16 | Suction filtration formula urea reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223390926.5U CN219150108U (en) | 2022-12-16 | 2022-12-16 | Suction filtration formula urea reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219150108U true CN219150108U (en) | 2023-06-09 |
Family
ID=86639974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223390926.5U Active CN219150108U (en) | 2022-12-16 | 2022-12-16 | Suction filtration formula urea reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219150108U (en) |
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2022
- 2022-12-16 CN CN202223390926.5U patent/CN219150108U/en active Active
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