CN213253063U - Toluene is reflux tank for rectification - Google Patents
Toluene is reflux tank for rectification Download PDFInfo
- Publication number
- CN213253063U CN213253063U CN202021490925.6U CN202021490925U CN213253063U CN 213253063 U CN213253063 U CN 213253063U CN 202021490925 U CN202021490925 U CN 202021490925U CN 213253063 U CN213253063 U CN 213253063U
- Authority
- CN
- China
- Prior art keywords
- tank body
- plate
- wall
- partition plate
- overflow
- 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.)
- Active
Links
Images
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides a reflux tank for toluene rectification, which comprises a tank body, wherein an inner cavity of the tank body is provided with a vertically arranged overflow plate, a partition plate and a horizontally arranged support plate; the bottom end of the overflow plate is connected with the inner wall of the bottom of the tank body, and a gap is formed between the top end of the overflow plate and the inner wall of the top of the tank body; the top end of the partition plate is connected with the inner wall of the top of the tank body, the bottom end of the partition plate is connected with a vertically arranged baffle, and a gap is formed between the bottom end of the baffle and the inner wall of the bottom of the tank body; the supporting plate is arranged between the overflow plate and the partition plate and is of a filter screen structure; the top of the tank body is provided with a feeding pipe extending into the inner cavity of the tank body, and the discharge end of the feeding pipe extends into the lower part of the supporting plate; a water dividing bag is arranged at the bottom of the tank body and is positioned at one side of the partition plate away from the support plate; the bottom of the tank body is positioned at one side of the overflow plate far away from the support plate and is provided with a liquid outlet. Toluene is reflux tank for rectification can effectively avoid jar interior liquid by the disturbance, it is more stable after the double-phase separation.
Description
Technical Field
The utility model relates to a chemical industry equipment field especially relates to a toluene is reflux drum for rectification.
Background
In the process of rectifying the toluene, after ascending steam led out from the top of the rectifying tower is condensed by a condenser, one part of liquid is taken as distillate and sent out of the rectifying tower, the other part of liquid passes through a reflux tank and is taken as reflux and then sent back to the rectifying tower, light phase and heavy phase often exist in the reflux liquid, the two phases are required to be separated in the reflux tank, the loss of the light oil phase is avoided, and meanwhile, the phenomenon that the heavy phase water returns to the rectifying tower along with the reflux liquid to influence the rectifying process is avoided. The existing reflux tank has poor phase splitting effect, liquid in the tank is easy to disturb, the interface of a light phase and a heavy phase is fuzzy, the purity of the extracted light phase is insufficient, and meanwhile, the light phase is doped in the heavy phase, so that the waste of the light phase is caused.
Disclosure of Invention
The utility model aims to solve the technical problem, and provides a toluene rectification reflux tank which has good separation effect and ensures that liquid in the tank is not easy to be disturbed.
In order to solve the technical problem, the utility model discloses a technical scheme is:
a reflux tank for rectifying toluene comprises a tank body, wherein an inner cavity of the tank body is provided with a vertically arranged overflow plate, a partition plate and a horizontally arranged support plate; the bottom end of the overflow plate is connected with the inner wall of the bottom of the tank body, and a gap is formed between the top end of the overflow plate and the inner wall of the top of the tank body; the top end of the partition plate is connected with the inner wall of the top of the tank body, the bottom end of the partition plate is connected with a vertically arranged baffle, and a gap is formed between the bottom end of the baffle and the inner wall of the bottom of the tank body; the supporting plate is arranged between the overflow plate and the partition plate, one end of the supporting plate is connected with the joint of the partition plate and the baffle plate, the other end of the supporting plate is connected with the overflow plate, and the supporting plate is of a filter screen structure; a feeding pipe extending into the inner cavity of the tank body is arranged at the top of the tank body, and the discharge end of the feeding pipe extends into the lower part of the supporting plate; a water dividing bag is arranged at the bottom of the tank body and is positioned at one side of the partition plate away from the support plate; the bottom of the tank body is positioned at the position where the overflow plate is far away from one side of the supporting plate, and a liquid outlet is arranged at one side of the supporting plate.
Preferably, the upper end surface of the supporting plate is provided with a filler, and the stacking height of the filler is lower than that of the overflow plate.
Preferably, still include the buffering cover, the buffering cover is the open bowl structure in upper end, the buffering cover is located the below of backup pad, the discharge end of inlet pipe stretches into the inner chamber of buffering cover.
Preferably, the buffer cover is detachably connected with the feeding pipe; the utility model discloses a buffer cover, including inlet pipe, buffer cover, go-between inner wall, go-between cover and feed pipe, be equipped with the outer screw thread on the outer wall of one side that the inlet pipe is close to its discharge end, the buffer cover passes through linking bridge and is connected with the go-between, the go-between inner wall be equipped with outer screw.
Preferably, the top of the tank body is provided with air outlets on two sides of the partition plate.
Preferably, the upper end and the lower end of the end sockets on the two sides of the tank body are both provided with a liquid level meter connecting port for connecting a liquid level meter.
The utility model has the advantages and positive effects that:
(1) toluene rectification in with jar internal, be equipped with overflow plate, division board and backup pad, the discharge end of inlet pipe stretches into the below of backup pad, the oil phase rises to the top of backup pad gradually by the below of backup pad, and divide through the overflow plate, avoid adulterating moisture, and moisture then sinks, because the design of baffle, the water of lower floor flows in the opposite side of division board through the baffle, adopt through dividing the water pocket, avoided the water phase to adulterate the light oil phase, double-phase separation effect is good, and because the effect that blocks of backup pad and baffle, produce the disturbance to water phase and oil phase when having avoided the feed liquor pipe to go out the liquid, lead to double-phase mixture.
(2) Toluene rectification still be equipped with the filler in with the backup pad of reflux drum, the design of filler can further optimize the layering effect of profit, double-phase interface is more clear, effectively improves the quality of the light phase component of extraction.
(3) Toluene rectification still is equipped with the buffering cover with the discharge end of inlet pipe of backward flow jar, when the feed liquor pipe goes out liquid, liquid at first strikes the buffering cover in, by the uncovered slow overflow in buffering cover upper end again, further reduced the disturbance degree of feed liquor to jar interior liquid, be favorable to the phase splitting.
Drawings
FIG. 1 is a schematic structural view of a reflux drum for rectifying toluene according to the present invention;
fig. 2 is a schematic view of the connection between the feeding pipe and the buffering cover.
In the figure:
1. a tank body; 2. an overflow plate; 3. a partition plate; 4. a support plate; 5. a baffle plate; 6. a feed pipe; 7. dividing water into bags; 8. a liquid outlet; 9. a filler; 10. a buffer cover; 11. a connecting ring; 12. an air outlet; 13. a liquid level meter connecting port.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 and 2, a reflux tank for rectifying toluene comprises a tank body 1, wherein an inner cavity of the tank body 1 is provided with an overflow plate 2 and a partition plate 3 which are vertically arranged and a support plate 4 which is horizontally arranged;
the overflow plate 2 is arranged on the right side of the inner cavity of the tank body 1, the bottom end of the overflow plate is connected with the inner wall of the bottom of the tank body 1, and a gap is formed between the top end of the overflow plate 2 and the inner wall of the top of the tank body 1;
the separation plate 3 is arranged on the left side of the inner cavity of the tank body 1, the top end of the separation plate is connected with the inner wall of the top of the tank body 1, the bottom end of the separation plate 3 is connected with a vertically arranged baffle 5, and a gap is formed between the bottom end of the baffle 5 and the inner wall of the bottom of the tank body 1;
the supporting plate 4 is arranged between the overflow plate 2 and the partition plate 3, the left end of the supporting plate 4 is connected with the joint of the partition plate 3 and the baffle 5, and the right end of the supporting plate 4 is connected with the overflow plate 2; the supporting plate 4 is of a filter screen structure; the upper end surface of the supporting plate 4 is provided with a filler 9, and the stacking height of the filler 9 is lower than that of the overflow plate 2;
the top of the tank body 1 is provided with a feeding pipe 6 extending into the inner cavity of the tank body 1, the discharging end of the feeding pipe extends into the lower part of the supporting plate 4, the discharging end of the feeding pipe 6 is provided with a buffer cover 10, the buffer cover 10 is a bowl-shaped structure with an open upper end, and the discharging end of the feeding pipe 6 extends into the inner cavity of the buffer cover 10, but a gap is reserved between the discharging end of the feeding pipe 6 and the bottom of the buffer cover 10; the buffer cover 10 is detachably connected with the feeding pipe 6; the outer wall of one side of the feeding pipe 6 close to the discharging end of the feeding pipe is provided with an external thread, the buffer cover 10 is connected with the connecting ring 11 through the connecting bracket, the inner wall of the connecting ring 11 is provided with an internal thread matched with the external thread on the feeding pipe 6, and the connecting ring 11 is sleeved on the feeding pipe 6;
a water separating bag 7 is arranged at the bottom of the tank body 1 and is positioned at one side of the partition plate 3 away from the support plate 4; a liquid outlet 8 is formed in the bottom of the tank body 1 and is positioned on one side, away from the supporting plate 4, of the overflow plate 2; the upper end and the lower end of the end sockets on the two sides of the tank body 1 are respectively provided with a liquid level meter connecting port 13 for connecting a liquid level meter; the top of the tank body 1 is provided with air outlets 12 at two sides of the partition plate 3.
Benzene rectification with backward flow jar the working process as follows:
liquid enters the lower part of the supporting plate 4 of the inner cavity of the tank body 1 through the feeding pipe 6, flows out from an upper end opening of the buffer cover 10 after being buffered by the buffer cover 10, gradually rises after further optimized layering through the filler 9, light phase flows into an oil phase area on the right side through the overflow plate 2, is extracted through the liquid outlet 8 and then returns to the rectifying tower as reflux, heavy phase is settled to the bottom of the tank, flows into a water phase area on the right side through the lower part of the baffle 5 and is extracted through the water diversion bag 7.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (6)
1. A toluene is reflux drum for rectification which characterized in that: the tank comprises a tank body (1), wherein an overflow plate (2) and a partition plate (3) which are vertically arranged and a supporting plate (4) which is horizontally arranged are arranged in the inner cavity of the tank body (1); the bottom end of the overflow plate (2) is connected with the inner wall of the bottom of the tank body (1), and a gap is reserved between the top end of the overflow plate (2) and the inner wall of the top of the tank body (1); the top end of the partition plate (3) is connected with the inner wall of the top of the tank body (1), the bottom end of the partition plate (3) is connected with a baffle (5) which is vertically arranged, and a gap is reserved between the bottom end of the baffle (5) and the inner wall of the bottom of the tank body (1); the supporting plate (4) is arranged between the overflow plate (2) and the partition plate (3), one end of the supporting plate (4) is connected with the joint of the partition plate (3) and the baffle (5), the other end of the supporting plate is connected with the overflow plate (2), and the supporting plate (4) is of a filter screen structure; a feeding pipe (6) extending into the inner cavity of the tank body (1) is arranged at the top of the tank body (1), and the discharge end of the feeding pipe (6) extends into the lower part of the supporting plate (4); a water distributing bag (7) is arranged at the bottom of the tank body (1) and is positioned at one side of the partition plate (3) far away from the support plate (4); the bottom of the tank body (1) is positioned at the position where the overflow plate (2) is far away from one side of the support plate (4) and is provided with a liquid outlet (8).
2. The reflux drum for toluene rectification according to claim 1, characterized in that: the upper end face of the supporting plate (4) is provided with a filler (9), and the stacking height of the filler (9) is lower than that of the overflow plate (2).
3. The reflux drum for toluene rectification according to claim 1, characterized in that: still include buffer shield (10), buffer shield (10) are the open bowl structure in upper end, buffer shield (10) are located the below of backup pad (4), the discharge end of inlet pipe (6) stretches into the inner chamber of buffer shield (10).
4. The reflux drum for toluene rectification according to claim 3, characterized in that: the buffer cover (10) is detachably connected with the feeding pipe (6); be equipped with the external screw thread on the outer wall of one side that inlet pipe (6) are close to its discharge end, buffer shield (10) are connected with go-between (11) through linking bridge, go-between (11) inner wall be equipped with external screw thread assorted internal thread on inlet pipe (6), go-between (11) cover is located on inlet pipe (6).
5. The reflux drum for toluene rectification according to claim 1, characterized in that: the top of the tank body (1) is positioned at two sides of the partition plate (3) and is provided with an air outlet (12).
6. The reflux drum for toluene rectification according to claim 1, characterized in that: and the upper end and the lower end of the end sockets on the two sides of the tank body (1) are respectively provided with a liquid level meter connecting port (13) for connecting a liquid level meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021490925.6U CN213253063U (en) | 2020-07-26 | 2020-07-26 | Toluene is reflux tank for rectification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021490925.6U CN213253063U (en) | 2020-07-26 | 2020-07-26 | Toluene is reflux tank for rectification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213253063U true CN213253063U (en) | 2021-05-25 |
Family
ID=75967339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021490925.6U Active CN213253063U (en) | 2020-07-26 | 2020-07-26 | Toluene is reflux tank for rectification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213253063U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115814445A (en) * | 2022-12-05 | 2023-03-21 | 江苏嘉宏新材料有限公司 | Device and method for purifying reflux tank of rectifying tower |
| CN117797509A (en) * | 2024-02-29 | 2024-04-02 | 东营巨宝工贸有限公司 | Recovery unit of cyclohexylamine in vulcanization accelerator CBS production process |
-
2020
- 2020-07-26 CN CN202021490925.6U patent/CN213253063U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115814445A (en) * | 2022-12-05 | 2023-03-21 | 江苏嘉宏新材料有限公司 | Device and method for purifying reflux tank of rectifying tower |
| CN117797509A (en) * | 2024-02-29 | 2024-04-02 | 东营巨宝工贸有限公司 | Recovery unit of cyclohexylamine in vulcanization accelerator CBS production process |
| CN117797509B (en) * | 2024-02-29 | 2024-04-26 | 东营巨宝工贸有限公司 | Recovery unit of cyclohexylamine in vulcanization accelerator CBS production process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213253063U (en) | Toluene is reflux tank for rectification | |
| CN101972559A (en) | Oil-water separating device and method | |
| CN101584945A (en) | A kind of gas-oil-water three-phase separating device | |
| CN115477354A (en) | Compact gas flotation separation device | |
| CN110563084A (en) | Oil-water separator | |
| CN2392586Y (en) | Oil, gas water and sand separating-processing apparatus for oil-field joint station | |
| CN201632093U (en) | Dissolved air flotation three-phase separator | |
| CN210278496U (en) | Oil-water separator | |
| CN204552725U (en) | The efficient oil, gas, water and sand four-phase separator of a kind of oil gas field | |
| CN101343994B (en) | Oil, gas, water and methanol four-phase separator | |
| CN210078905U (en) | Extraction tank for separating light components at top of methanol rectification tower | |
| CN219517880U (en) | Kitchen grease purifier | |
| CN2754698Y (en) | Separator of cutting liquid and lubricant oil | |
| CN208229445U (en) | It is a kind of to be dehydrated back the three phase separator mixed for oilfield surface engineering | |
| CN219399045U (en) | High-efficiency water separator with constant oil-water interface | |
| CN208927627U (en) | A kind of nano-composite emulsion stripper | |
| CN105056639A (en) | Spiral pipe gas-liquid separation method | |
| CN207330541U (en) | Sewage from catering business pretreatment unit | |
| CN216711659U (en) | Oil-water separator special for cleaning | |
| CN213724967U (en) | Oil-water separation device is used in production of organosilicon release agent | |
| CN220478400U (en) | Continuous gas-water separator for natural gas development | |
| CN211111182U (en) | Oil-water separating device | |
| CN218811250U (en) | Horizontal integrated processing apparatus of extraction liquid | |
| CN210033408U (en) | Three-phase separator's can body | |
| CN215249950U (en) | A unhurried current device for water oil separating |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |