CN205352169U - A floating end cover for heat exchanger - Google Patents
A floating end cover for heat exchanger Download PDFInfo
- Publication number
- CN205352169U CN205352169U CN201521025125.6U CN201521025125U CN205352169U CN 205352169 U CN205352169 U CN 205352169U CN 201521025125 U CN201521025125 U CN 201521025125U CN 205352169 U CN205352169 U CN 205352169U
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- CN
- China
- Prior art keywords
- flange
- floating
- inner cap
- enclosing cover
- heat exchanger
- 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.)
- Expired - Fee Related
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a floating end cover for heat exchanger, including enclosing cover flange, takeover flange and enclosing cover, flange mounting is on the enclosing cover flange in the takeover, and the enclosing cover is installed and form the installation cavity on being taken over the flange, be equipped with hook circle, floating pipe plate, inner cup flange and inner cup in the installation cavity, the hook circle is inlayed on the enclosing cover flange, floating pipe plate inlays the on -hook and circles, inner cup flange mounting is on floating pipe plate, the inner cup is installed on the inner cup flange. The utility model discloses having removed the structure of current U type pipe, having changed the floating end cover into, simple structure dismantles and maintains the convenience, has effectively guaranteed 1, 4 - butynediols's percent of pass and heat transfer effect for formaldehyde tower heating load obtains effective recycling, ensures that the heat exchanger effect obtains make full use of, has satisfied the requirement of formaldehyde tower feeding temperature.
Description
Technical field
This utility model relates to formaldehyde recuperation of heat field, particularly relates to a kind of floating head for heat exchanger.
Background technology
At present, existing 1, in 4-butynediols heat-exchanging process, heat exchanger is adopted as U-tube formula, and this structure is when life-time service, it is easy to feed side heteropolymer occur, dirty is serious, being difficult to clear up, cause that feed side is blocked, late stage process can only walk recuperator bypass, make material cannot pass through feeding preheating process, cause formaldehyde recycle column steam consumption to increase 2T/h.
Utility model content
The purpose of this utility model is in that the problems referred to above overcoming prior art to exist, it is proposed to a kind of floating head for heat exchanger.This utility model eliminates the structure of existing U-tube; change floating head into; simple in construction; dismounting is with easy to maintenance; percent of pass and the heat transfer effect of Isosorbide-5-Nitrae-butynediols are effectively ensured it so that formaldehyde tower thermic load obtains efficient recovery; guarantee that heat exchanger effect is fully used, meet the requirement of formaldehyde tower feeding temperature.
This utility model realizes by the following technical solutions:
A kind of floating head for heat exchanger, it is characterized in that: include enclosing cover flange, pipe connecting flange and enclosing cover, described pipe connecting flange is arranged on enclosing cover flange, enclosing cover is arranged on pipe connecting flange and forms installation cavity, hook circle it is provided with in described installation cavity, floating tubesheet, inner cap flange and inner cap, described hook circle is embedded on enclosing cover flange, described floating tubesheet is embedded on hook circle, described inner cap flange is arranged on floating tubesheet, described inner cap is arranged on inner cap flange, the annulus that described hook circle is made up of two symmetrical semicircular ring, each semicircular ring is equipped with installing hole I, support platform I it is provided with inside annulus, described inner cap flange is provided with installing hole II, it is provided with for supporting platform II inside inner cap flange, described floating tubesheet is provided with projection, the side of described floating tubesheet embeds in hook circle and is arranged on support platform I by projection, the opposite side of floating tubesheet is embedded in inner cap flange and is welded and fixed with supporting platform II by projection.
Described support platform I is the inclined plane cooperated with protruding contact surface.
Described floating tubesheet is provided with floating pipe installing hole.
The angle of inclination of described inclined plane is 70-80 degree.
Cover in described and be provided with hanger.
Described pipe connecting flange is provided with drain and sewage draining exit.
Being shaped as of described inner cap is spherical.
This utility model compared with prior art, has an advantage in that:
1, this utility model eliminates the structure of existing U-tube; change floating head into; simple in construction; dismounting is with easy to maintenance; percent of pass and the heat transfer effect of Isosorbide-5-Nitrae-butynediols are effectively ensured it so that formaldehyde tower thermic load obtains efficient recovery; guarantee that heat exchanger effect is fully used, meet the requirement of formaldehyde tower feeding temperature.
2, adopt structure of the present utility model, simple in construction, dismounting and easy to maintenance, when life-time service, effectively prevent existing technique due to feed side blocked, the situation of recuperator bypass can only be walked, saved formaldehyde recycle column steam consumption.
3, this utility model adopts and supports platform I with protruding contact surface is the inclined plane cooperated.The inclined plane cooperated can form overhead kick, while increasing frictional force, effectively prevents supporting platform I and departs from protruding.
4, this utility model adopts floating tubesheet to be provided with floating pipe installing hole.Floating pipe installing hole is used for installing floating pipe, it is ensured that equipment properly functioning.
5, this utility model adopts the angle of inclination of inclined plane to be 70-80 degree.Angle of inclination is that 70-80 degree can form overhead kick, while increasing frictional force, effectively prevents supporting platform I and departs from protruding.
6, this utility model adopt described in cover and be provided with hanger.When the effect of hanger is convenient cleaning, maintenance uses.
7, this utility model adopt described inner cap be shaped as spherical.Domed inner cover structure is simple, and dismounting is also convenient for.
Accompanying drawing explanation
Fig. 1 is this utility model structure chart.
Fig. 2 is this utility model hook coil structures cut-away view.
Fig. 3 is this utility model hook coil structures top view.
Fig. 4 is this utility model inner cap flange arrangement cut-away view.
Fig. 5 is this utility model inner cap flange arrangement top view.
Fig. 6 is this utility model floating tube sheet structure cut-away view.
Fig. 7 is this utility model floating tube sheet structure top view.
Accompanying drawing labelling: 1, enclosing cover flange, 2, pipe connecting flange, 3, enclosing cover, 4, hook circle, 5, floating tubesheet, 6, inner cap flange, 7, inner cap, 8, hanger, 9, drain, 10, sewage draining exit, 41, semicircular ring, 42, installing hole I, 43 support platforms I, and 51, protruding, 52, floating pipe installing hole, 61, installing hole II, 62, support platform II.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further detailed:
Embodiment 1:
A kind of floating head for heat exchanger, including enclosing cover flange 1, pipe connecting flange 2 and enclosing cover 3, described pipe connecting flange 2 is arranged on enclosing cover flange 1, enclosing cover 3 is arranged on pipe connecting flange 2 and forms installation cavity, hook circle 4 it is provided with in described installation cavity, floating tubesheet 5, inner cap flange 6 and inner cap 7, described hook circle 4 is embedded on enclosing cover flange 1, described floating tubesheet 5 is embedded on hook circle 4, described inner cap flange 6 is arranged on floating tubesheet 5, described inner cap 7 is arranged on inner cap flange 6, the annulus that described hook circle 4 is made up of two symmetrical semicircular ring 41, each semicircular ring is equipped with installing hole I 42, support platform I 43 it is provided with inside annulus, described inner cap flange 6 is provided with installing hole II 61, it is provided with for supporting platform II 62 inside inner cap flange 6, described floating tubesheet 5 is provided with protruding 51, the side of described floating tubesheet 5 embeds in hook circle 4 and is arranged on support platform I 43 by protruding 51, the opposite side of floating tubesheet 5 embeds in inner cap flange 6 and is welded and fixed with supporting platform II 62 by protruding 51.
In the present embodiment, described floating tubesheet 5 is provided with floating pipe installing hole 52.
In the present embodiment, the angle of inclination of described inclined plane is 70 degree.
In the present embodiment, described pipe connecting flange 2 is provided with drain 9 and sewage draining exit 10.
Embodiment 2:
A kind of floating head for heat exchanger, including enclosing cover flange 1, pipe connecting flange 2 and enclosing cover 3, described pipe connecting flange 2 is arranged on enclosing cover flange 1, enclosing cover 3 is arranged on pipe connecting flange 2 and forms installation cavity, hook circle 4 it is provided with in described installation cavity, floating tubesheet 5, inner cap flange 6 and inner cap 7, described hook circle 4 is embedded on enclosing cover flange 1, described floating tubesheet 5 is embedded on hook circle 4, described inner cap flange 6 is arranged on floating tubesheet 5, described inner cap 7 is arranged on inner cap flange 6, the annulus that described hook circle 4 is made up of two symmetrical semicircular ring 41, each semicircular ring is equipped with installing hole I 42, support platform I 43 it is provided with inside annulus, described inner cap flange 6 is provided with installing hole II 61, it is provided with for supporting platform II 62 inside inner cap flange 6, described floating tubesheet 5 is provided with protruding 51, the side of described floating tubesheet 5 embeds in hook circle 4 and is arranged on support platform I 43 by protruding 51, the opposite side of floating tubesheet 5 embeds in inner cap flange 6 and is welded and fixed with supporting platform II 62 by protruding 51.
In the present embodiment, the contact surface of described support platform I 43 and projection 51 is the inclined plane cooperated.
In the present embodiment, described floating tubesheet 5 is provided with floating pipe installing hole 52.
In the present embodiment, the angle of inclination of described inclined plane is 78 degree.
In the present embodiment, described pipe connecting flange 2 is provided with drain 9 and sewage draining exit 10.
In the present embodiment, being shaped as of described inner cap 7 is spherical.
Embodiment 3:
A kind of floating head for heat exchanger, including enclosing cover flange 1, pipe connecting flange 2 and enclosing cover 3, described pipe connecting flange 2 is arranged on enclosing cover flange 1, enclosing cover 3 is arranged on pipe connecting flange 2 and forms installation cavity, hook circle 4 it is provided with in described installation cavity, floating tubesheet 5, inner cap flange 6 and inner cap 7, described hook circle 4 is embedded on enclosing cover flange 1, described floating tubesheet 5 is embedded on hook circle 4, described inner cap flange 6 is arranged on floating tubesheet 5, described inner cap 7 is arranged on inner cap flange 6, the annulus that described hook circle 4 is made up of two symmetrical semicircular ring 41, each semicircular ring is equipped with installing hole I 42, support platform I 43 it is provided with inside annulus, described inner cap flange 6 is provided with installing hole II 61, it is provided with for supporting platform II 62 inside inner cap flange 6, described floating tubesheet 5 is provided with protruding 51, the side of described floating tubesheet 5 embeds in hook circle 4 and is arranged on support platform I 43 by protruding 51, the opposite side of floating tubesheet 5 embeds in inner cap flange 6 and is welded and fixed with supporting platform II 62 by protruding 51.
In the present embodiment, the contact surface of described support platform I 43 and projection 51 is the inclined plane cooperated.
In the present embodiment, described floating tubesheet 5 is provided with floating pipe installing hole 52.
In the present embodiment, the angle of inclination of described inclined plane is 80 degree.
In the present embodiment, described inner cap 7 is provided with hanger 8.
In the present embodiment, described pipe connecting flange 2 is provided with drain 9 and sewage draining exit 10.
In the present embodiment, being shaped as of described inner cap 7 is spherical.
This utility model is not limited to above-described embodiment, all should fall in protection domain of the present utility model according to the other embodiments that the technical solution of the utility model obtains.
Claims (7)
1. the floating head for heat exchanger, it is characterized in that: include enclosing cover flange (1), pipe connecting flange (2) and enclosing cover (3), described pipe connecting flange (2) is arranged on enclosing cover flange (1), enclosing cover (3) is arranged on pipe connecting flange (2) and forms installation cavity, hook circle (4) it is provided with in described installation cavity, floating tubesheet (5), inner cap flange (6) and inner cap (7), described hook circle (4) is embedded on enclosing cover flange (1), described floating tubesheet (5) is embedded on hook circle (4), described inner cap flange (6) is arranged on floating tubesheet (5), described inner cap (7) is arranged on inner cap flange (6), the annulus that described hook circle (4) is made up of two symmetrical semicircular ring (41), each semicircular ring is equipped with installing hole I (42), support platform I (43) it is provided with inside annulus, described inner cap flange (6) is provided with installing hole II (61), inner cap flange (6) inner side is provided with for supporting platform II (62), described floating tubesheet (5) is provided with projection (51), the side of described floating tubesheet (5) embeds in hook circle (4) and is arranged on support platform I (43) by protruding (51), the opposite side of floating tubesheet (5) is embedded in inner cap flange (6) and is welded and fixed with supporting platform II (62) by protruding (51).
2. a kind of floating head for heat exchanger according to claim 1, it is characterised in that: the contact surface of described support platform I (43) and protruding (51) is the inclined plane cooperated.
3. a kind of floating head for heat exchanger according to claim 1, it is characterised in that: described floating tubesheet (5) is provided with floating pipe installing hole (52).
4. a kind of floating head for heat exchanger according to claim 2, it is characterised in that: the angle of inclination of described inclined plane is 70-80 degree.
5. a kind of floating head for heat exchanger according to claim 1, it is characterised in that: described inner cap (7) is provided with hanger (8).
6. a kind of floating head for heat exchanger according to claim 1, it is characterised in that: described pipe connecting flange (2) is provided with drain (9) and sewage draining exit (10).
7. a kind of floating head for heat exchanger according to claim 1 or 5, it is characterised in that: being shaped as of described inner cap (7) is spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521025125.6U CN205352169U (en) | 2015-12-11 | 2015-12-11 | A floating end cover for heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521025125.6U CN205352169U (en) | 2015-12-11 | 2015-12-11 | A floating end cover for heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205352169U true CN205352169U (en) | 2016-06-29 |
Family
ID=56153220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521025125.6U Expired - Fee Related CN205352169U (en) | 2015-12-11 | 2015-12-11 | A floating end cover for heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205352169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084887A (en) * | 2017-06-20 | 2017-08-22 | 沈阳汇博热能设备有限公司 | Demountable tube beam tube journey reliability pressure testing device |
-
2015
- 2015-12-11 CN CN201521025125.6U patent/CN205352169U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084887A (en) * | 2017-06-20 | 2017-08-22 | 沈阳汇博热能设备有限公司 | Demountable tube beam tube journey reliability pressure testing device |
| CN107084887B (en) * | 2017-06-20 | 2023-07-28 | 沈阳汇博热能设备有限公司 | Detachable tube bundle tube side reliability pressure testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20191211 |