CN212058366U - Crude phenol overhead condenser - Google Patents
Crude phenol overhead condenser Download PDFInfo
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- CN212058366U CN212058366U CN201922160384.4U CN201922160384U CN212058366U CN 212058366 U CN212058366 U CN 212058366U CN 201922160384 U CN201922160384 U CN 201922160384U CN 212058366 U CN212058366 U CN 212058366U
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Abstract
The utility model provides a crude phenol tower top condenser, which is provided with a plurality of top inlets in parallel in a condensation cavity and a plurality of bottom outlets at the corresponding bottom, so that the condensation amount is large and the industrial production requirement is met; and the cold quantity of the heat exchange tube at the bottom of the condensation cavity is greater than that of the heat exchange tube at the upper part, so that continuous condensation of the crude phenol in the falling process in the height direction is ensured, and the utilization rate of the cold quantity is high. The shell comprises a horizontally arranged cylindrical shell, wherein a first connecting flange and a second connecting flange are arranged at two ends of the shell in the length direction respectively, a fixed tube plate is covered on the first connecting flange, a tube box is covered on the outer end of the fixed tube plate and fixedly arranged at one end of the shell in the length direction, a flat head is covered on the outer end of the tube box, an outer head cover is fixedly connected with the second connecting flange, and the outer head cover is covered at the other end of the shell in the length direction.
Description
Technical Field
The utility model relates to a technical field that crude phenol was handled specifically is crude phenol top of the tower condenser.
Background
After the existing crude phenol is manufactured, the crude phenol needs to be condensed by a tower top condenser and then is subjected to subsequent treatment, a condensation cavity is arranged in the existing tower top condenser, a plurality of heat exchange tubes are arranged in the condensation cavity along the length of a cavity, a plurality of baffle plates which are horizontally arranged need to be arranged in the condensation cavity, the arrangement structure of the condensation cavity is complex, one end of each heat exchange tube is a medium inlet, and the other end of each heat exchange tube is a medium outlet; and the existing tower top condenser is a top one-side inlet and a bottom other-side outlet, so that the condensation amount is relatively small and the industrial production requirement cannot be met.
Disclosure of Invention
In order to solve the problems, the utility model provides a crude phenol tower top condenser, which is provided with a plurality of top inlets in parallel in a condensation cavity and a plurality of bottom outlets at the corresponding bottom, so that the condensation amount is large and the industrial production requirement is met; and the cold quantity of the heat exchange tube at the bottom of the condensation cavity is greater than that of the heat exchange tube at the upper part, so that continuous condensation of the crude phenol in the falling process in the height direction is ensured, and the utilization rate of the cold quantity is high.
The crude phenol overhead condenser is characterized in that: the pipe box comprises a horizontally arranged cylindrical shell, wherein a first connecting flange and a second connecting flange are respectively arranged at two ends of the length direction of the shell, a fixed pipe plate is arranged on the first connecting flange in a covering manner, a pipe box is arranged at the outer end of the fixed pipe plate in a covering manner, the pipe box is fixedly arranged at one end of the length direction of the shell, a flat head is arranged at the outer end of the pipe box in a covering manner, an outer head cover is fixedly connected with the second connecting flange, the outer head cover is arranged at the other end of the length direction of the shell in a covering manner, N feeding pipe orifices are distributed on the upper surface of the shell along the length direction of the shell, N is a natural number more than or equal to 2, N discharging pipe orifices are distributed on the lower surface of the shell along the length direction of the lower surface of the shell, each discharging pipe orifice is distributed under the corresponding feeding pipe orifice, and at least one, a horizontal clapboard is arranged in an inner cavity formed by the tube box and the fixed tube plate, the horizontal clapboard divides the inner cavity of the tube box into a lower water inlet cavity and an upper water outlet cavity, a sealed transition cavity is arranged in the cavity of the outer head cover, the sealed transition cavity is not communicated with the cavity formed by the shell and the outer head cover, the sealing transition cavity is formed by combining a hook ring flange, a floating tube plate and a floating head cover, the floating tube plate is positioned and plugged between the opposite end surfaces of the hook ring flange facing the connecting flange of the floating head cover, the connection flange of hook ring flange, floating head lid is through bolt-up connection between, be provided with a plurality of sharp heat exchange tubes between fixed tube sheet and the unsteady tube sheet, every the one end of sharp heat exchange tube is run through intercommunication behind the fixed tube sheet the inner chamber of pipe case, every the other end of sharp heat exchange tube runs through intercommunication behind the unsteady tube sheet sealed transition cavity.
It is further characterized in that:
a first flow baffle is fixedly arranged on the inner ring wall of the second connecting flange, a second flow baffle which is vertically arranged is arranged in the area under each feeding pipe orifice, a linear heat exchange pipe penetrates through each second flow baffle in the thickness direction, each second flow baffle is arranged in the cavity of the shell, the two ends of each second flow baffle in the height direction are respectively spaced from the corresponding inner wall of the shell, a horizontal anti-impact baffle is fixedly connected to the top of each second flow baffle, and the area under each feeding pipe orifice is shielded by the surface area of each anti-impact baffle;
a third flow baffle is arranged in the inner cavity of the shell between the adjacent feeding pipe orifices, the third flow baffle is arranged outside the surface area of the anti-impact baffle, a linear heat exchange pipe penetrates through each third flow baffle in the thickness direction, each third flow baffle is arranged in the cavity of the shell, and two ends of each third flow baffle in the height direction are respectively spaced from the corresponding inner wall of the shell;
each second flow baffle is respectively arranged on the central surface right below the material inlet pipe orifice and is vertical to the linear heat exchange pipe;
corresponding distance tubes are arranged in the fixed tube plate and the surface areas between the second flow baffle, the third flow baffle and the second flow baffle, and between the second flow baffle and the first flow baffle, which are close to the fixed tube plate, and the distance tubes ensure that the positions of the flow baffles are stable and reliable;
the linear heat exchange tube penetrates through the second flow baffle, the third flow baffle and the first flow baffle at corresponding positions;
the linear heat exchange tube is arranged in the middle area of the inner cavity of the shell in the height direction, so that the condensation efficiency is ensured;
when the linear heat exchange tubes are only arranged at the middle area position in the height direction of the inner cavity of the shell, in order to reduce vibration, an anti-sound vibration plate is arranged inside the inner cavity of the shell;
lifting lugs are arranged on two sides of the top of the flat head, so that the equipment is convenient to carry;
preferably, four feeding pipe orifices are arranged on the upper surface of the shell along the length direction of the shell, four discharging pipe orifices are arranged on the lower surface of the shell along the length direction of the shell, and the spacing distances of the shells of the adjacent feeding pipe orifices are equal, so that reasonable arrangement is ensured.
The upper end and the lower end of the outer head cover are respectively provided with a vent hole;
a first flange is arranged at the position, corresponding to the fixed tube plate, of the tube box, the fixed tube plate is arranged between the first flange and the first connecting flange, gaskets are distributed on two end faces of the fixed tube plate in a surrounding mode and then are arranged in a manner of being attached to the end faces of the first flange and the first connecting flange correspondingly, and the first flange and the first connecting flange are fixedly connected through bolts;
the outer head cover faces the second connecting flange, and a second flange is arranged at the position of the second connecting flange and fixedly connected with the second connecting flange through bolts.
After the technical scheme is adopted, the manufactured crude phenol enters the surface of the linear heat exchanger on the upper layer through the material inlet pipe orifice and then passes through the surface of the linear heat exchanger on the lower layer, the water inlet cavity on the lower part is communicated into the sealed transition cavity through the linear heat exchanger on the lower layer, then the water which has undergone partial heat exchange in the sealed transition cavity flows into the water outlet cavity on the upper part through the linear heat exchanger on the upper layer again and then flows out, the cold quantity of the heat exchange pipe on the bottom of the condensation cavity is greater than that of the heat exchange pipe on the upper part, continuous condensation of the crude phenol in the falling process in the height direction is ensured, and the utilization; and it sets up a plurality of top entrances at condensation chamber parallel, sets up a plurality of bottom exports simultaneously in the bottom that corresponds for the condensation volume is big, satisfy the industrial production demand.
Drawings
FIG. 1 is a schematic structural view of the front view of the present invention;
fig. 2 is a schematic view of the arrangement structure of the linear heat exchange tube of the fixed tube plate of the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a shell 1, a first connecting flange 2, a second connecting flange 3, a fixed tube plate 4, a tube box 5, a flat head 6, an outer head cover 7, a feeding tube opening 8, a discharging tube opening 9, a fixed saddle 10, a movable saddle 11, a horizontal partition plate 12, a lower water inlet cavity 13, an upper water outlet cavity 14, a sealed transition cavity 15, a hook ring flange 16, a floating tube plate 17, a floating head cover 18, a linear heat exchange tube 19, a first flow baffle plate 20, a second flow baffle plate 21, an anti-impact baffle plate 22, a third flow baffle plate 23, a distance tube 24, a lifting lug 25, a vent 26, a first flange 27, a second flange 28 and a heat insulation layer 29.
Detailed Description
Crude phenol overhead condenser, see fig. 1, fig. 2: the shell comprises a horizontally-arranged cylindrical shell 1, a first connecting flange 2 and a second connecting flange 3 are respectively arranged at two ends of the shell 1 in the length direction, a fixed tube plate 4 is arranged on the first connecting flange 2 in a covering mode, a tube box 5 is arranged on the outer end cover of the fixed tube plate 4, the tube box 5 is fixedly arranged at one end of the shell 1 in the length direction, a flat head 6 is arranged on the outer end cover of the tube box 5, an outer head cover 7 is fixedly connected to the second connecting flange 3, the outer head cover 7 is arranged at the other end of the shell 1 in the length direction in a covering mode, N feeding tube orifices 8 are arranged on the upper surface of the shell 1 along the length direction, N is a natural number larger than or equal to 2, N discharging tube orifices 9 are arranged on the lower surface of the shell 1 along the length direction, each discharging tube orifice 9 is arranged right below the corresponding feeding tube orifice 8, at least one fixed saddle 10, A horizontal clapboard 12 is arranged in an inner cavity formed by the movable saddle 11, the tube box 5 and the fixed tube plate 4, the horizontal clapboard 12 divides the inner cavity of the tube box 5 into a lower water inlet cavity 13 and an upper water outlet cavity 14, a sealed transition cavity 15 is arranged in the cavity of the outer head cover 7, the sealed transition cavity 15 is not communicated with the cavity formed by the shell 1 and the outer head cover 7, the sealed transition cavity 15 is composed of a hook ring flange 16, the floating tube plate 17 and the floating head cover 18 are combined, the floating tube plate 17 is arranged between the opposite end faces of the connecting flanges of the hook ring flange 16 facing the floating head cover 18 in a locating and plugging mode, the connecting flanges of the hook ring flange 16 and the floating head cover 18 are fixedly connected through bolts, a plurality of linear heat exchange tubes 19 are arranged between the fixed tube plate 4 and the floating tube plate 17, one end of each linear heat exchange tube 19 penetrates through the fixed tube plate 4 and then is communicated with an inner cavity of the tube box 5, and the other end of each linear heat exchange tube 19 penetrates through the floating tube plate 17 and then is communicated with the sealed transition cavity 15.
A first flow baffle plate 20 is fixedly arranged on the inner ring wall of the second connecting flange 3, a second flow baffle plate 21 which is vertically arranged is arranged in the area under each feeding pipe orifice 8, a linear heat exchange pipe 19 penetrates through each second flow baffle plate 21 in the thickness direction, each second flow baffle plate 21 is arranged in the cavity of the shell 1, two ends of each second flow baffle plate 21 in the height direction are respectively spaced from the corresponding inner wall of the shell 1, a horizontal anti-impact baffle plate 22 is fixedly connected to the top of each second flow baffle plate 21, and the area of the anti-impact baffle plate 22 shields the area under the feeding pipe orifice 8;
a third flow baffle plate 23 is arranged in the inner cavity of the shell between the adjacent feeding pipe orifices 8, the third flow baffle plate 23 is arranged outside the surface area of the anti-impact baffle plate 22, a linear heat exchange pipe 19 penetrates through each third flow baffle plate 23 in the thickness direction, each third flow baffle plate 23 is arranged in the cavity of the shell 1, and two ends of each third flow baffle plate 23 in the height direction are respectively spaced from the corresponding inner wall of the shell 1;
each second flow baffle 21 is respectively arranged on the central surface right below the material inlet pipe orifice 8, and the second flow baffles 21 are arranged perpendicular to the linear heat exchange pipes 19;
corresponding distance tubes 24 are arranged in the fixed tube plate 4 and the surface areas between the second flow baffle plate 21, the third flow baffle plate 23 and the second flow baffle plate 21 and between the second flow baffle plate 21 and the first flow baffle plate 20 which are close to the fixed tube plate 4, and the distance tubes 24 ensure that the positions of the flow baffle plates are stable and reliable;
the linear heat exchange tube 19 penetrates through the second flow baffle 21, the third flow baffle 23 and the first flow baffle 20 at corresponding positions;
lifting lugs 25 are arranged on two sides of the top of the flat head 6, so that the equipment can be conveniently carried.
In the specific embodiment, four large-diameter feeding pipe orifices 8 are arranged on the upper surface of the shell 1 along the length direction of the shell, four large-diameter discharging pipe orifices 9 are arranged on the lower surface of the shell 1 along the length direction of the shell, and the interval distances of the shells of the adjacent feeding pipe orifices 8 are equal, so that the reasonable arrangement is ensured;
the linear heat exchange tube 19 is arranged at the middle area position of the inner cavity of the shell 1 in the height direction, so that the condensation efficiency is ensured;
when the linear heat exchange tubes 19 are only arranged in the middle area of the inner cavity of the shell in the height direction, in order to reduce vibration, sound-vibration-proof plates (not shown in the figure, and reasonably arranged according to actual conditions) are arranged in the inner cavity of the shell;
the upper end and the lower end of the outer head cover 7 are respectively provided with a vent 26;
a first flange 27 is arranged at the position of the tube box 5 corresponding to the fixed tube plate 4, the fixed tube plate 4 is arranged between the first flange 27 and the first connecting flange 2, gaskets are respectively distributed on two end faces of the fixed tube plate 4 in a surrounding manner and then are arranged in a manner of being tightly attached to the end faces of the corresponding first flange 27 and the corresponding first connecting flange 2, and the first flange 27 and the first connecting flange 2 are fixedly connected through bolts;
a second flange 28 is arranged at the position of the outer head cover 7 facing the second connecting flange 3, and the second flange 28 is fixedly connected with the second connecting flange 3 through bolts;
the outer surfaces of the shell 1, the tube box 5 and the outer head cover 7 are all provided with heat preservation layers 29.
The working principle is as follows: the manufactured crude phenol is diffused to the outer side after passing through the anti-impact baffle through the material inlet pipe orifice and is blocked by the third baffle plate on the corresponding side, so that liquid in the corresponding area enters the surface of the upper linear heat exchanger of the corresponding area, then passes through the surface of the lower linear heat exchanger and flows out through the material outlet pipe orifice, because the lower water inlet cavity is communicated into the sealing transition cavity through the lower linear heat exchanger, then the water which has undergone partial heat exchange in the sealing transition cavity flows into the upper water outlet cavity through the upper linear heat exchanger again and flows out, the cold quantity of the heat exchange pipe on the bottom of the condensation cavity is greater than that of the upper heat exchange pipe, the continuous condensation of the crude phenol in the falling process in the height direction is ensured, and the utilization rate of the cold quantity is high; and it sets up a plurality of top entrances at condensation chamber parallel, sets up a plurality of bottom exports simultaneously in the bottom that corresponds for the condensation volume is big, satisfy the industrial production demand.
In specific implementation, the crude phenol can also be a corresponding gas-liquid mixture medium, and the heat-conducting medium in the lower water inlet cavity is cooling water or other cooling media.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The crude phenol overhead condenser is characterized in that: the pipe box comprises a horizontally arranged cylindrical shell, wherein a first connecting flange and a second connecting flange are respectively arranged at two ends of the length direction of the shell, a fixed pipe plate is arranged on the first connecting flange in a covering manner, a pipe box is arranged at the outer end of the fixed pipe plate in a covering manner, the pipe box is fixedly arranged at one end of the length direction of the shell, a flat head is arranged at the outer end of the pipe box in a covering manner, an outer head cover is fixedly connected with the second connecting flange, the outer head cover is arranged at the other end of the length direction of the shell in a covering manner, N feeding pipe orifices are distributed on the upper surface of the shell along the length direction of the shell, N is a natural number more than or equal to 2, N discharging pipe orifices are distributed on the lower surface of the shell along the length direction of the lower surface of the shell, each discharging pipe orifice is distributed under the corresponding feeding pipe orifice, and at least one, a horizontal clapboard is arranged in an inner cavity formed by the tube box and the fixed tube plate, the horizontal clapboard divides the inner cavity of the tube box into a lower water inlet cavity and an upper water outlet cavity, a sealed transition cavity is arranged in the cavity of the outer head cover, the sealed transition cavity is not communicated with the cavity formed by the shell and the outer head cover, the sealing transition cavity is formed by combining a hook ring flange, a floating tube plate and a floating head cover, the floating tube plate is positioned and plugged between the opposite end surfaces of the hook ring flange facing the connecting flange of the floating head cover, the connection flange of hook ring flange, floating head lid is through bolt-up connection between, be provided with a plurality of sharp heat exchange tubes between fixed tube sheet and the unsteady tube sheet, every the one end of sharp heat exchange tube is run through intercommunication behind the fixed tube sheet the inner chamber of pipe case, every the other end of sharp heat exchange tube runs through intercommunication behind the unsteady tube sheet sealed transition cavity.
2. The crude phenol overhead condenser of claim 1, wherein: the improved feeding pipe is characterized in that a first flow baffle is arranged in an inner ring wall area of the second connecting flange, a second flow baffle which is vertically arranged is arranged in an area under the feeding pipe orifice, a linear heat exchange pipe penetrates through the second flow baffle in the thickness direction, each second flow baffle is installed inside a cavity of the shell, two ends of the second flow baffle in the height direction are respectively spaced from the corresponding inner wall of the shell, a horizontal anti-impact baffle is fixedly connected to the top of the second flow baffle, and the area under the feeding pipe orifice is shielded by the surface area of the anti-impact baffle.
3. The crude phenol overhead condenser of claim 2, wherein: the inner cavity of the shell between the adjacent feeding pipe openings is internally provided with a third flow baffle, the third flow baffle is positioned outside the surface area of the anti-impact baffle, the thickness direction of each third flow baffle penetrates through the linear heat exchange tube, each third flow baffle is arranged inside the cavity of the shell, and two ends of the third flow baffle in the height direction are respectively spaced from the corresponding inner wall of the shell.
4. The crude phenol overhead condenser of claim 2, wherein: each second flow baffle is arranged on the central surface under the feeding pipe orifice and perpendicular to the linear heat exchange pipe.
5. The crude phenol overhead condenser of claim 3, wherein: and corresponding distance tubes are arranged in the fixed tube plate and the surface area between the second flow baffle, the third flow baffle and the second flow baffle, and between the second flow baffle and the first flow baffle, which are close to the fixed tube plate.
6. The crude phenol overhead condenser of claim 3, wherein: the linear heat exchange tube penetrates through the second flow baffle, the third flow baffle and the first flow baffle at corresponding positions.
7. The crude phenol overhead condenser of claim 1, wherein: the linear heat exchange tube is arranged at the middle area position of the inner cavity of the shell in the height direction; an acoustic baffle is disposed within the interior of the housing.
8. The crude phenol overhead condenser of claim 1, wherein: four feeding pipe orifices are arranged on the upper surface of the shell along the length direction of the shell, four discharging pipe orifices are arranged on the lower surface of the shell along the length direction of the shell, and the spacing distance between the adjacent feeding pipe orifice shells is equal.
9. The crude phenol overhead condenser of claim 1, wherein: the position of the tube box corresponding to the fixed tube plate is provided with a first flange, the fixed tube plate is arranged between the first flange and the first connecting flange, two end faces of the fixed tube plate are respectively and annularly distributed with gaskets and then are arranged to be tightly attached to the corresponding end faces of the first flange and the first connecting flange, and the first flange and the first connecting flange are fixedly connected through bolts.
10. The crude phenol overhead condenser of claim 1, wherein: the outer head cover faces the second connecting flange, and a second flange is arranged at the position of the second connecting flange and fixedly connected with the second connecting flange through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922160384.4U CN212058366U (en) | 2019-12-05 | 2019-12-05 | Crude phenol overhead condenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922160384.4U CN212058366U (en) | 2019-12-05 | 2019-12-05 | Crude phenol overhead condenser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212058366U true CN212058366U (en) | 2020-12-01 |
Family
ID=73507626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922160384.4U Active CN212058366U (en) | 2019-12-05 | 2019-12-05 | Crude phenol overhead condenser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212058366U (en) |
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2019
- 2019-12-05 CN CN201922160384.4U patent/CN212058366U/en active Active
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