CN217856063U - Emptying device of reaction kettle for 3-chloropropyne production - Google Patents
Emptying device of reaction kettle for 3-chloropropyne production Download PDFInfo
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- CN217856063U CN217856063U CN202023125935.2U CN202023125935U CN217856063U CN 217856063 U CN217856063 U CN 217856063U CN 202023125935 U CN202023125935 U CN 202023125935U CN 217856063 U CN217856063 U CN 217856063U
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- negative pressure
- storehouse
- shell
- reaction kettle
- pressurization
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Abstract
The utility model discloses a 3-chloropropyne production is with reation kettle's emptying devices relates to reation kettle evacuation technical field, including reation kettle shell and negative pressure section shell, reation kettle shell top is provided with the linkage segment, and inside reaction chamber that is provided with of reation kettle shell and linkage segment, negative pressure section shell top is provided with the pressurization section shell, and the inside negative pressure storehouse that is provided with of negative pressure section shell, the inside pressurization storehouse that is provided with of pressurization section shell, and install the air pump between pressurization storehouse and the negative pressure storehouse. The utility model discloses an air pump is with negative pressure storehouse air suction to the pressurization storehouse in, makes the inside low pressure situation that is in negative pressure storehouse, and the pressurization storehouse is the high pressure situation, and the solenoid valve locking of contact connection pipe department this moment to make the inside pressure of reaction chamber rise, close the solenoid valve of connecting pipe department, open the solenoid valve of bottom discharge pipe department again, because present the low pressure in the negative pressure storehouse, can be through the atmospheric pressure difference with the surplus gas-liquid in the reaction chamber inhale fast to the negative pressure storehouse in, efficiency and height.
Description
The technical field is as follows:
the utility model relates to a reation kettle evacuation technical field especially relates to a 3-chloropropyne production is with reation kettle's emptying device.
The background art comprises the following steps:
the 3-chloropropyne is obtained by reacting propargyl alcohol with phosphorus trichloride, is used as an organic synthesis intermediate, is used for manufacturing medicament Youjiang and soil fumigants and the like, is also a modifier of engineering plastics, and the disodium salt thereof is an excellent heat stabilizer of polyvinyl chloride, and the esters thereof are also important polymer additives.
The reaction kettle needs to be emptied in the production of 3-chloropropyne, most of the existing emptying methods adopt a drain pipe added at the bottom for seepage, seepage is not thorough and is slow, and the cover-removing emptying process is extremely troublesome and is slow.
The utility model has the following contents:
an object of the utility model is to provide an emptying device of reation kettle is used in 3-chloropropyne production to solve prior art's not enough.
The utility model discloses by following technical scheme implement: the utility model provides a 3-chloropropyne production is with reation kettle's emptying devices, includes reation kettle shell and negative pressure section shell, reation kettle shell top is provided with the linkage segment, and reation kettle shell and the inside reaction chamber that is provided with of linkage segment, negative pressure section shell top is provided with the pressurization section shell, and the inside negative pressure storehouse that is provided with of negative pressure section shell, the inside pressurization storehouse that is provided with of pressurization section shell, and install the air pump between pressurization storehouse and the negative pressure storehouse, the linkage segment top is provided with the forcing pipe with the reaction chamber intercommunication, and is connected with the connecting pipe between forcing pipe and the pressurization storehouse, reaction chamber bottom is provided with the bottom discharge pipe with negative pressure storehouse intercommunication, and all is connected with the solenoid valve between bottom discharge pipe, connecting pipe and air pump and negative pressure storehouse and the pressurization storehouse.
Preferably, one end of the negative pressure section shell, which is far away from the reaction kettle shell, is provided with a discharge pipe communicated with the negative pressure bin.
Preferably, the bottom of the reaction kettle shell is provided with a plurality of groups of supporting legs, and the bottom of the reaction kettle shell is provided with a through hole matched with the bottom discharge pipe.
Preferably, the top of the connecting section is provided with an exhaust pipe communicated with the reaction chamber, and the top of the connecting section is provided with a feeding pipe communicated with the reaction chamber.
The utility model has the advantages that:
1. the utility model discloses an air pump with negative pressure storehouse in air suction to the pressurization storehouse in, make the inside low pressure situation that is of negative pressure storehouse, and the pressurization storehouse is the high pressure situation, the solenoid valve locking of contact connecting pipe department this moment to make the inside pressure of reaction chamber rise, close the solenoid valve of connecting pipe department, open the solenoid valve of bottom discharge pipe department again, because the negative pressure storehouse presents the low pressure, can be through the atmospheric pressure difference with the surplus gas-liquid of reaction intracavity suck to the negative pressure storehouse in fast, it is efficient;
2. the utility model discloses a pressure differential carries out the evacuation to the reaction chamber, and the suction dynamics is big, and the evacuation is more thorough, can reduce to tear open the number of times that the lid was maintained, reduces the maintenance cost.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a side sectional view of an emptying device of a reaction kettle for producing 3-chloropropyne according to the embodiment of the present invention;
FIG. 2 is a side view of an evacuation apparatus of a reaction vessel for producing 3-chloropropyne according to an embodiment of the present invention;
FIG. 3 is a plan view of an evacuation apparatus of a reaction vessel for producing 3-chloropropyne according to an embodiment of the present invention;
fig. 4 is a sectional view of an emptying device of a reaction kettle for producing 3-chloropropyne according to the embodiment of the present invention.
The specific implementation mode is as follows:
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, an emptying device of a reaction kettle for producing 3-chloropropyne comprises a reaction kettle shell 1 and a negative pressure section shell 8, wherein a connection section 3 is arranged at the top of the reaction kettle shell 1, a reaction cavity 15 is arranged inside the reaction kettle shell 1 and the connection section 3, a pressurization section shell 7 is arranged at the top of the negative pressure section shell 8, a negative pressure bin 14 is arranged inside the negative pressure section shell 8, a pressurization bin 13 is arranged inside the pressurization section shell 7, an air pump 11 is arranged between the pressurization bin 13 and the negative pressure bin 14, a pressurization pipe 5 communicated with the reaction cavity 15 is arranged at the top of the connection section 3, a connecting pipe 6 is connected between the pressurization pipe 5 and the pressurization bin 13, a bottom discharge pipe 10 communicated with the negative pressure bin 14 is arranged at the bottom of the reaction cavity 15, and electromagnetic valves 12 are connected between the bottom discharge pipe 10, the connecting pipe 6 and the air pump 11 and the negative pressure bin 14 and the pressurization bin 13.
The utility model discloses an air pump 11 with 14 interior air suction in negative pressure storehouse to pressurizing storehouse 13, make 14 insides in negative pressure storehouse be the low pressure situation, and pressurizing storehouse 13 is the high pressure situation, the solenoid valve 12 of contact connecting pipe 6 department locks this moment to make 15 internal pressure in the reaction chamber rise, close the solenoid valve 12 of connecting pipe 6 department, open the solenoid valve 12 of bottom discharge pipe 10 department again, because present the low pressure in the negative pressure storehouse 14, can be through the atmospheric pressure difference with the surplus gas-liquid in the reaction chamber 15 inhale to the negative pressure storehouse 14 fast in, efficiency and height; the utility model discloses a poor evacuation of carrying out the evacuation to reaction chamber 15 of atmospheric pressure, the suction dynamics is big, and the evacuation is more thorough, can reduce to tear open the number of times that the lid was maintained, reduces the maintenance cost.
Please refer to fig. 1 and fig. 2, one end of the negative pressure section housing 8 far from the reaction kettle housing 1 is provided with a discharge pipe 9 communicated with a negative pressure bin 14, the utility model discloses a discharge pipe 9 is connected with an external pipeline, carries out the discharge operation.
Please refer to fig. 1 and fig. 2, a plurality of sets of support legs 2 are disposed at the bottom of the reaction vessel housing 1, and a through hole matched with the bottom discharge pipe 10 is disposed at the bottom of the reaction vessel housing 1, the support legs 2 support the reaction vessel housing 1.
Please refer to fig. 1 and fig. 2, the top of the connection section 3 is provided with an exhaust pipe 4 communicated with the reaction chamber 15, and the top of the connection section 3 is provided with a feeding pipe 16 communicated with the reaction chamber 15, the utility model discloses an exhaust pipe 4 is connected with the external condensation device, and the rethread feeding pipe 16 is connected with the external feeding pipeline.
The working principle is as follows: the reaction chamber is connected with an external pipeline through a discharge pipe 9, is connected with an external condensing device through an exhaust pipe 4, and is connected with an external material conveying pipeline through a feed pipe 16, after the reaction is finished and the main material is discharged, air in a negative pressure chamber 14 is pumped into a pressurizing chamber 13 through an air pump 11, so that the inside of the negative pressure chamber 14 is in a low-pressure state, the pressurizing chamber 13 is in a high-pressure state, and at the moment, the negative pressure chamber is in contact with and locked by an electromagnetic valve 12 at a connecting pipe 6, the internal pressure of the reaction chamber 15 is increased, the electromagnetic valve 12 at the connecting pipe 6 is closed, the electromagnetic valve 12 at a bottom discharge pipe 10 is opened, and due to the low pressure in the negative pressure chamber 14, residual air and liquid in the reaction chamber 15 can be quickly sucked into the negative pressure chamber 14 through air pressure difference and discharged through the discharge pipe 9.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. An emptying device of a reaction kettle for producing 3-chloropropyne, which comprises a reaction kettle shell (1) and a negative pressure section shell (8), and is characterized in that; the reaction kettle comprises a reaction kettle shell (1), a connecting section (3) is arranged at the top of the reaction kettle shell (1), a reaction cavity (15) is arranged inside the reaction kettle shell (1) and the connecting section (3), a pressurizing section shell (7) is arranged at the top of the negative pressure section shell (8), a negative pressure bin (14) is arranged inside the negative pressure section shell (8), a pressurizing bin (13) is arranged inside the pressurizing section shell (7), an air pump (11) is arranged between the pressurizing bin (13) and the negative pressure bin (14), a pressurizing pipe (5) communicated with the reaction cavity (15) is arranged at the top of the connecting section (3), a connecting pipe (6) is connected between the pressurizing pipe (5) and the pressurizing bin (13), a bottom discharge pipe (10) communicated with the negative pressure bin (14) is arranged at the bottom of the reaction cavity (15), and electromagnetic valves (12) are arranged between the bottom discharge pipe (10), the connecting pipe (6) and the air pump (11) and the negative pressure bin (14) and the pressurizing bin (13).
2. The evacuation apparatus for a reaction kettle for producing 3-chloropropyne according to claim 1, wherein the evacuation apparatus comprises a first evacuation section; and one end of the negative pressure section shell (8) far away from the reaction kettle shell (1) is provided with a discharge pipe (9) communicated with the negative pressure bin (14).
3. The evacuation apparatus for a reaction kettle for producing 3-chloropropyne according to claim 1, wherein the evacuation apparatus comprises a first evacuation section; the bottom of the reaction kettle shell (1) is provided with a plurality of groups of supporting legs (2), and the bottom of the reaction kettle shell (1) is provided with a through hole matched with the bottom discharge pipe (10).
4. The evacuation apparatus for a reaction kettle for producing 3-chloropropyne according to claim 1, wherein the evacuation apparatus comprises a first evacuation section; the top of the connecting section (3) is provided with an exhaust pipe (4) communicated with the reaction cavity (15), and the top of the connecting section (3) is provided with an inlet pipe (16) communicated with the reaction cavity (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023125935.2U CN217856063U (en) | 2020-12-22 | 2020-12-22 | Emptying device of reaction kettle for 3-chloropropyne production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023125935.2U CN217856063U (en) | 2020-12-22 | 2020-12-22 | Emptying device of reaction kettle for 3-chloropropyne production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217856063U true CN217856063U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023125935.2U Active CN217856063U (en) | 2020-12-22 | 2020-12-22 | Emptying device of reaction kettle for 3-chloropropyne production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217856063U (en) |
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2020
- 2020-12-22 CN CN202023125935.2U patent/CN217856063U/en active Active
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