CN220801959U - Rectifying still for 1, 6-dibromohexane - Google Patents
Rectifying still for 1, 6-dibromohexane Download PDFInfo
- Publication number
- CN220801959U CN220801959U CN202322136461.9U CN202322136461U CN220801959U CN 220801959 U CN220801959 U CN 220801959U CN 202322136461 U CN202322136461 U CN 202322136461U CN 220801959 U CN220801959 U CN 220801959U
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- CN
- China
- Prior art keywords
- liquid inlet
- treatment chamber
- fixedly connected
- transfer box
- sedimentation treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- SGRHVVLXEBNBDV-UHFFFAOYSA-N 1,6-dibromohexane Chemical compound BrCCCCCCBr SGRHVVLXEBNBDV-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 239000002893 slag Substances 0.000 claims description 30
- 238000004062 sedimentation Methods 0.000 claims description 24
- 238000007599 discharging Methods 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 10
- 238000007790 scraping Methods 0.000 claims description 5
- 239000013049 sediment Substances 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 description 24
- 239000011259 mixed solution Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 238000009835 boiling Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000012450 pharmaceutical intermediate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model relates to a rectifying still for 1, 6-dibromohexane, which is characterized in that the upper end of a still body is coaxially and fixedly connected with a still cover, an upper liquid inlet pipe is arranged above the still cover, the outlet end of the upper liquid inlet pipe is fixedly communicated with the inlet end of a transfer device, the outlet end of the transfer device is fixedly communicated with the inlet end of a lower liquid inlet pipe, and the outlet end of the lower liquid inlet pipe is fixedly communicated with the still cover; the transfer device comprises a transfer box, fixedly connected with baffle in the transfer box, baffle left side is external discharge chamber in the transfer box, external discharge chamber exit end and lower feed liquor pipe entrance end fixed intercommunication, baffle right side is the sediment treatment chamber in the transfer box, the overflow hole of a plurality of equipartitions has been seted up on the arc overflow board, sediment groove has been arranged respectively an organic whole in the front and back both sides in the sediment treatment chamber inner bottom, reciprocating cleaning member has been arranged in the sediment treatment chamber, each sediment groove lower extreme all fixed intercommunication has sediment subassembly.
Description
Technical Field
The utility model relates to the technical field of rectifying still devices, in particular to a rectifying still for 1, 6-dibromohexane.
Background
1, 6-Dibromohexane is a colorless or pale yellow liquid and is commonly used as an organic synthesis intermediate, for example, as a pesticide or pharmaceutical intermediate. When 1, 6-dibromohexane is purified, the mixed solution containing 1, 6-dibromohexane is required to be added into a rectifying still for distillation, after the 1, 6-dibromohexane in the mixed solution reaches the boiling point in the rectifying still, the 1, 6-dibromohexane is changed into a gaseous state and is discharged out of the rectifying still through a steam exhaust pipe, and then the mixed solution is condensed by a condenser and is collected. In the process, the mixed liquor is often not subjected to impurity removal and filtration when entering the rectifying still, so that impurities in the mixed liquor are scaled in the rectifying process and are attached to the inner wall of the rectifying still, the rectifying still is corroded, the service life of the rectifying still is prolonged, and the rectifying still is arranged according to the conditions.
Disclosure of utility model
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a rectifying still for 1, 6-dibromohexane, which solves the problems, and the technical scheme is that the rectifying still comprises a kettle body and is characterized in that the upper end of the kettle body is coaxially and fixedly connected with a kettle cover, an upper liquid inlet pipe is arranged above the kettle cover, the outlet end of the upper liquid inlet pipe is fixedly communicated with the inlet end of a transfer device, the outlet end of the transfer device is fixedly communicated with the inlet end of a lower liquid inlet pipe, and the outlet end of the lower liquid inlet pipe is fixedly communicated with the kettle cover;
The transfer device comprises a transfer box with an inlet end fixedly communicated with the outlet end of an upper liquid inlet pipe, a partition plate is fixedly connected in the transfer box, the left side of the partition plate in the transfer box is an external discharge chamber, the outlet end of the external discharge chamber is fixedly communicated with the inlet end of a lower liquid inlet pipe, the right side of the partition plate in the transfer box is a sedimentation treatment chamber, an arc overflow plate is integrally arranged in the middle of the partition plate, a plurality of uniformly distributed overflow holes are formed in the arc overflow plate, slag discharge grooves are integrally formed in the front side and the rear side of the inner bottom surface of the sedimentation treatment chamber respectively, a reciprocating cleaning member matched with the inner bottom surface of the sedimentation treatment chamber is arranged in the sedimentation treatment chamber, and slag discharge components are fixedly communicated with the lower end of each slag discharge groove.
Preferably, the reciprocating cleaning member comprises a reciprocating screw rod rotationally connected with the inner wall of the sedimentation treatment chamber, the inner wall of the sedimentation treatment chamber is fixedly connected with two longitudinal shafts which are symmetrically arranged relative to the reciprocating screw rod, the two longitudinal shafts are longitudinally matched with a reciprocating block in a sliding mode and are in threaded connection with the reciprocating screw rod, the lower end of the reciprocating block is fixedly connected with two connecting rods which are symmetrically arranged left and right, the lower ends of the two connecting rods are fixedly connected with a mounting plate together, the mounting plate is fixedly connected with a slag scraping plate movably abutted to the inner bottom surface of the sedimentation treatment chamber, and the front end of the transfer box is fixedly connected with a motor for driving the reciprocating screw rod.
Preferably, each slag discharging assembly comprises a slag discharging pipe fixedly communicated with the slag discharging groove, and each slag discharging pipe is provided with a slag discharging valve.
Preferably, the lower liquid inlet pipe is provided with a liquid inlet valve, the upper end of the kettle cover is fixedly communicated with a steam drain pipe, the lower end of the kettle body is fixedly communicated with a drain pipe, and the drain pipe is provided with a drain valve.
The utility model has the beneficial effects that:
In the use process, the transfer device can remove impurities from the mixed liquid, so that the impurities in the mixed liquid are precipitated in the precipitation treatment chamber, the mixed liquid after the impurities are removed enters the external discharge chamber through the overflow hole, and then enters the kettle body through the lower liquid inlet pipe for rectification. The impurities in the mixed solution are precipitated in the precipitation treatment chamber, so that the impurities in the mixed solution are separated, and the impurities are prevented from entering the rectifying still, scaling and adhering to the inner wall of the still body and corroding the still body. And meanwhile, the reciprocating cleaning component is matched with the slag discharging component, so that impurities precipitated in the precipitation treatment tank can be discharged, and the normal use of the device is ensured. The utility model has simple structure, convenient use and strong practicability.
Drawings
Fig. 1 is a perspective view in full section of the present utility model.
Fig. 2 is an enlarged view of area a of fig. 1 in accordance with the present utility model.
Fig. 3 is an enlarged view of region B of fig. 2 in accordance with the present utility model.
Fig. 4 is a partial perspective cross-sectional view from a first perspective of the present utility model.
Fig. 5 is a second perspective view of the present utility model.
Fig. 6 is an enlarged view of region C of fig. 5 in accordance with the present utility model.
Reference numerals
1. The kettle comprises a kettle body, a kettle cover, a top liquid inlet pipe, a transfer box, a partition plate, an external discharge chamber, a sedimentation treatment chamber, an arc overflow plate, an overflow hole, a slag discharge groove, a reciprocating cleaning component, a reciprocating screw rod, a longitudinal shaft, a reciprocating moving block, a connecting rod, a mounting plate, a slag discharge plate, a motor, a slag discharge pipe, a slag discharge valve, a steam discharge pipe, a discharge valve, a lower liquid inlet pipe and a lower liquid inlet pipe.
Detailed Description
The following describes embodiments of the present utility model in further detail with reference to fig. 1-6.
In the first embodiment, the technical scheme is that in the using process of the utility model, the provided transfer device can remove impurities from the mixed solution, so that the impurities in the mixed solution are precipitated in the precipitation treatment chamber 7, the mixed solution after the impurity removal enters the external discharge chamber 6 through the overflow hole 9, and then enters the kettle body 1 for rectification through the lower liquid inlet pipe 25. The impurities in the mixed solution are precipitated in the precipitation treatment chamber 7, so that the impurities in the mixed solution are separated, and the impurities are prevented from entering the rectifying still, scaling and adhering to the inner wall of the kettle body 1 and corroding the kettle body 1. The reciprocating cleaning component 11 that is equipped with simultaneously cooperates the sediment subassembly and still can discharge the impurity that deposits in the sedimentation treatment pond, guarantees the normal use of device. The utility model has simple structure, convenient use and strong practicability.
In the second embodiment, when the utility model is used, the mixed solution containing 1, 6-dibromohexane sequentially enters the kettle body 1 through the upper liquid inlet pipe 3, the transfer box 4 and the lower liquid inlet pipe 25 so as to be convenient for rectification, the 1, 6-dibromohexane in the mixed solution is converted into a gaseous state when reaching the boiling point in the rectification process, and then is discharged through the steam exhaust pipe 22 on the kettle cover 2, the steam exhaust pipe 22 is communicated with an external condenser so as to be convenient for condensing and collecting the 1, 6-dibromohexane, and after the rectification is finished, the discharge valve 24 can be opened so as to be convenient for discharging the residual solution through the discharge pipe 23.
When the mixed solution passes through the transfer device, a partition board 5 is arranged in the transfer box 4 for separating impurities therein, and the transfer box 4 is further divided into a precipitation treatment chamber 7 and an external discharge chamber 6 so as to facilitate the separation of the impurities. Specifically, when impurities are separated, the two slag discharging valves 20 are closed, the liquid inlet valve 21 is opened, the mixed liquid containing 1, 6-dibromohexane passes through the upper liquid inlet pipe 3 and then is firstly arranged in the sedimentation treatment chamber 7 of the transfer box 4, the mixed liquid automatically generates sedimentation along with the gradual rise of the liquid level of the mixed liquid in the sedimentation treatment chamber 7, the impurities therein are settled at the bottom of the sedimentation treatment chamber 7, and the supernatant overflows into the external discharge chamber 6 through the overflow hole 9. During sedimentation and overflow, the mixed liquor will form a relatively stable liquid level in the sedimentation treatment chamber 7, so that impurities are precipitated at the bottom of the sedimentation treatment chamber 7, and the supernatant liquid is overflowed to the external discharge chamber 6 through the overflow hole 9. The overflow hole 9 is arranged on the arc overflow plate 8, and the arc overflow plate 8 is arranged in an arc shape, so that the arc-shaped sedimentation can be avoided from upwards silting when the solution overflows. The mixed solution overflowed to the external discharge chamber 6 after impurity separation enters the kettle body 1 through the lower liquid inlet pipe 25 for rectification.
In the third embodiment, when the sediment in the sediment treatment chamber 7 needs to be cleaned, the liquid inlet valve 21 is closed, the two slag discharging valves 20 are opened, clean water is introduced into the transfer box 4 from the upper liquid inlet pipe 3, meanwhile, the motor 18 of the reciprocating cleaning member 11 is started, the motor 18 drives the reciprocating screw 12 to rotate, the reciprocating screw 12 rotates to drive the reciprocating block 14 to longitudinally reciprocate along the longitudinal axis 13, the reciprocating block 14 longitudinally reciprocates along the longitudinal axis 13, the mounting plate 16 is driven by the connecting rod 15 to longitudinally reciprocate therewith, the slag scraping plate 17 further longitudinally reciprocates along with the mounting plate 16, impurities deposited at the bottom of the sediment treatment are cleaned in the process of longitudinally reciprocating the slag scraping plate 17, and along with the flushing of clean water, the deposited impurities are cleaned into the slag discharging groove 10 through the slag scraping plate 17 and discharged from the slag discharging pipe 19.
Claims (4)
1. The utility model provides a rectifying still for 1, 6-dibromohexane, includes the cauldron body (1), its characterized in that, cauldron body (1) upper end coaxial fixedly connected with cauldron lid (2), upper liquid inlet tube (3) have been arranged to cauldron lid (2) top, upper liquid inlet tube (3)'s exit end fixedly communicates with the entrance point of transfer device, transfer device's exit end is fixed together with the entrance point that has lower liquid inlet tube (25), the exit end and the cauldron lid (2) fixed intercommunication of lower liquid inlet tube (25);
The transfer device comprises a transfer box (4) with an inlet end fixedly communicated with the outlet end of an upper liquid inlet pipe (3), a partition plate (5) is fixedly connected in the transfer box (4), an external discharge chamber (6) is arranged on the left side of the partition plate (5) in the transfer box (4), the outlet end of the external discharge chamber (6) is fixedly communicated with the inlet end of a lower liquid inlet pipe (25), a sedimentation treatment chamber (7) is arranged on the right side of the partition plate (5) in the transfer box (4), an arc overflow plate (8) is integrally arranged in the middle of the partition plate (5), a plurality of uniformly distributed overflow holes (9) are formed in the arc overflow plate (8), slag discharge grooves (10) are respectively integrally arranged on the front side and the rear side of the inner bottom surface of the sedimentation treatment chamber (7), a reciprocating cleaning member (11) matched with the inner bottom surface of the sedimentation treatment chamber is arranged in the sedimentation treatment chamber, and a slag discharge assembly is fixedly communicated with the lower end of the slag discharge grooves (10).
2. Rectifying still for 1, 6-dibromohexane according to claim 1, characterized in that the reciprocating cleaning member (11) comprises a reciprocating screw (12) rotationally connected with the inner wall of the sedimentation treatment chamber (7), the inner wall of the sedimentation treatment chamber (7) is fixedly connected with two longitudinal shafts (13) symmetrically arranged relative to the reciprocating screw (12), the two longitudinal shafts (13) are longitudinally and slidably matched with a reciprocating moving block (14) in threaded connection with the reciprocating screw (12), the lower end of the reciprocating moving block (14) is fixedly connected with two connecting rods (15) symmetrically arranged left and right, the lower ends of the two connecting rods (15) are fixedly connected with a mounting plate (16), the mounting plate (16) is fixedly connected with a slag scraping plate (17) movably abutted with the inner bottom surface of the sedimentation treatment chamber (7), and the front end of the transfer box (4) is fixedly connected with a motor (18) for driving the reciprocating screw (12).
3. Rectifying still for 1, 6-dibromohexane according to claim 1, characterized in that each of the slag discharging components comprises a slag discharging pipe (19) fixedly connected with a slag discharging tank (10), each slag discharging pipe (19) being equipped with a slag discharging valve (20).
4. Rectifying still for 1, 6-dibromohexane according to claim 1, characterized in that the liquid inlet valve (21) is installed on the lower liquid inlet pipe (25), the upper end of the still cover (2) is fixedly communicated with a steam drain pipe (22), the lower end of the still body (1) is fixedly communicated with a drain pipe (23), and the drain pipe (23) is provided with a drain valve (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322136461.9U CN220801959U (en) | 2023-08-09 | 2023-08-09 | Rectifying still for 1, 6-dibromohexane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322136461.9U CN220801959U (en) | 2023-08-09 | 2023-08-09 | Rectifying still for 1, 6-dibromohexane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220801959U true CN220801959U (en) | 2024-04-19 |
Family
ID=90698254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322136461.9U Active CN220801959U (en) | 2023-08-09 | 2023-08-09 | Rectifying still for 1, 6-dibromohexane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220801959U (en) |
-
2023
- 2023-08-09 CN CN202322136461.9U patent/CN220801959U/en active Active
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