CN203798211U - Graphite tubular absorber - Google Patents
Graphite tubular absorber Download PDFInfo
- Publication number
- CN203798211U CN203798211U CN201420033560.2U CN201420033560U CN203798211U CN 203798211 U CN203798211 U CN 203798211U CN 201420033560 U CN201420033560 U CN 201420033560U CN 203798211 U CN203798211 U CN 203798211U
- Authority
- CN
- China
- Prior art keywords
- weir
- upper cover
- tube sheet
- fixed tube
- absorber
- 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
A graphite tubular absorber comprises a shell, a fixing tubular plate, an upper head and an absorbing weir. The fixing tubular plate is arranged at the upper end of the shell, the absorbing weir is arranged on the fixing tubular plate, and the upper head provided with an air inlet is connected with the shell in a sealed mode. The absorber further comprises a distribution plate located between the air inlet and the fixing tubular plate and above the absorbing weir and used for preventing steam entering from the air inlet from impacting the absorbing weir. The distribution plate is arranged between the fixing tubular plate and the air inlet, so that direct impact of high-temperature airflow on the absorbing weir is reduced, and the service life of the absorbing weir is prolonged.
Description
Technical field
The utility model relates to a kind of heat exchange absorption equipment, relates in particular to a kind of graphite shell and tube absorber.
Background technology
At present, graphite shell and tube absorber, comprise housing, the upper and lower side of housing arranges respectively fixed tube sheet and floating tubesheet, the top of fixed tube sheet arranges upper cover and upper cover plate, upper cover plate is connected with housing seal by upper cover, the below of floating tubesheet arranges low head, between fixed tube sheet and floating tubesheet, heat exchanger tube is set, the side of housing arranges absorption liquid import, air inlet is arranged on upper cover, gas outlet and absorption liquid outlet are arranged on low head, the entrance of heat exchanger tube is connected with absorption weir, absorption weir is graphite member, for high-temperature gas and absorption liquid are imported in heat exchanger tube.
High-temperature gas, after air inlet enters absorber, directly contacts with absorption weir, and high temperature gas flow can reduce the service life of absorption weir to the direct impact of absorption weir.
Utility model content
The purpose of this utility model is to provide a kind of graphite shell and tube absorber, while using to solve above-mentioned existing absorber, and the problem that high temperature gas flow produces the direct impact of absorption weir.
Technical scheme is as follows:
A kind of graphite shell and tube absorber, comprise: housing, fixed tube sheet, upper cover and absorption weir, described fixed tube sheet is arranged on the upper end of described housing, described absorption weir is arranged on described fixed tube sheet, the described upper cover that offers air inlet is connected with described housing seal, also comprises: distributing disc, is arranged between described air inlet and described fixed tube sheet, be positioned at the top of described absorption weir, for stopping that the high temperature corrosion gas entering from described air inlet impacts described absorption weir.
Further: on described distributing disc, to offer a plurality of through holes, over against the density of through hole described in position, be less than the density of through hole described in other position of described distributing disc with described air inlet.
Further: also to comprise: shell ring, be arranged between described fixed tube sheet and described upper cover, and form cavity with described fixed tube sheet and described upper cover, described distributing disc is located in described cavity.
Further: the inside of described shell ring is provided with groove, for storing absorption liquid.
Further: on the wall of described groove, offer spout hole, be communicated with described cavity, the absorption liquid in described groove flow on described fixed tube sheet through described spout hole.
Further: the inwall of described shell ring is also provided with folding platform, described folding platform is provided with the passage that leads to described fixed tube sheet, and described distributing disc is supported on described folding platform, and absorption liquid flows into described passage through described spout hole, along described passage, flow on described fixed tube sheet.
Further: described upper cover offers inlet; The inside of described upper cover is provided with downflow weir, for storing absorption liquid; Described inlet and described downflow weir are communicated with, and described downflow weir is communicated with described groove.
Further: the gear mouth of described downflow weir is provided with the equally distributed aligned apertures of multilayer, and described aligned apertures is staggered up and down, described absorption liquid flows to by described aligned apertures on the cell wall of described upper cover, flows to the inwall of described groove along described cell wall.
Further: the outside of described upper cover, described graphite shell ring and described fixed tube sheet is provided with chuck, for logical cooling water temperature.
The beneficial effects of the utility model are:
1, the utility model, by distributing disc being set between fixed tube sheet and gas feed, has reduced the direct impact of high temperature gas flow to absorption weir.
2, the utility model arranges through hole at distributing disc, makes gas uniform and enters in each root heat exchanger tube, improves assimilation effect.
3, the utility model absorption liquid is distributed in graphite shell ring inwall, has reduced the temperature of shell ring, has extended the service life under graphite inwall high temperature.
4, the utility model is arranged on upper cover by inlet, and processes downflow weir in upper cover, and making absorption liquid is upper cover cooling, extends upper cover service life.
5, the utility model, by chuck is set, passes into cooling water, makes all graphite members between fixed tube sheet and upper cover obtain cooling protection, has extended the service life of graphite member.
Accompanying drawing explanation
Fig. 1 is the structural representation of graphite shell and tube absorber in optional embodiment;
Fig. 2 is the structural representation of shell ring and distributing disc in optional embodiment;
Fig. 3 is the structural representation of downflow weir in optional embodiment;
Fig. 4 is the structural representation of absorption weir in optional embodiment.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
As shown in Figure 1, a kind of graphite shell and tube absorber in illustrative embodiment comprises: housing 3, fixed tube sheet 6, heat exchanger tube 4, upper cover 8, absorption weir 61 and distributing disc 10, fixed tube sheet 6 is arranged on the upper end of housing 3, absorption weir 61 is fixed on fixed tube sheet 6, be connected with heat exchanger tube 4, the upper cover 8 that offers air inlet 81 is tightly connected with housing 3, distributing disc 10 is arranged between air inlet 81 and fixed tube sheet 6, be positioned at the top of absorption weir 61, for stopping the high temperature corrosion gas impact absorption weir 61 entering from air inlet 81, affect service life and the assimilation effect of absorption weir 61.
Preferably, on distributing disc 10, offer a plurality of through holes, on distributing disc 10 with air inlet 81 over against position, the density of through hole is less than the density of other position through hole of distributing disc 10, and gas can be entered in each root heat exchanger tube 4 equably.
Absorber in embodiment also comprises: shell ring 7, and be arranged between fixed tube sheet 6 and upper cover 8, and form cavity with fixed tube sheet 6 and upper cover 8, distributing disc 10 is located in cavity.The inside of shell ring 7 is provided with groove, and for collecting storage absorption liquid, because inwall is absorbed liquid covering protection, high-temperature gas is difficult for directly contact shell ring 7 inwalls, has extended the service life under graphite shell ring 7 high temperature.On the wall of groove, offer spout hole, be communicated with cavity, the absorption liquid in groove flow on fixed tube sheet 6 through spout hole.
The spout hole of shell ring 7 inner sides can improve its structure according to the size of absorption liquid flow, as changed spout hole into groove.
As shown in Figure 2, the inwall of shell ring 7 is also provided with folding platform 71, and folding platform 71 is provided with the passage 72 that leads to fixed tube sheet 6, and distributing disc 10 is supported on folding platform 71, and absorption liquid flows into the passage 72 on folding platform 71 through spout hole, along passage, flow on fixed tube sheet 6.
Upper cover 8 offers inlet 82; The inside of upper cover 8 is provided with downflow weir 83, for storing absorption liquid, and auxiliary cooling upper cover 8, temperature is lower, increases the service life; Inlet 82 and downflow weir 83 are communicated with, and downflow weir 83 is communicated with groove, and absorption liquid flows in the groove of graphite shell ring 7 from downflow weir 83, by groove, through spout hole, flow to absorption weir 61 outsides, then overflow is to every heat exchanger tube 4.
As shown in Figure 3, the gear mouth 831 of downflow weir 83 is provided with the equally distributed aligned apertures of multilayer, and aligned apertures is staggered up and down, is preferably two-layer.Absorption liquid in downflow weir 83 flows on the cell wall 832 of upper cover by aligned apertures, flows to the inwall of the groove of shell ring 7 along cell wall 832, and absorption liquid is distributed in the inwall of shell ring 7, reduces the temperature of graphite shell ring 7, has extended the service life under graphite shell ring 7 high temperature.
Because of absorption process heat release; when gas access temperature is higher; cause the graphite member temperature between upper cover 8 and fixed tube sheet 6 may surpass its allowable temperature (170 ℃, phenolic impregnated graphite); therefore; the outside of upper cover 8, graphite shell ring 7 and fixed tube sheet 6 is provided with chuck 11; for logical cooling water, make all graphite members between fixed tube sheet 6 and upper cover 8 obtain cooling protection, extended the service life of graphite member.
Encapsulant between the above graphite member of fixed tube sheet 6 adopts other corrosion-resistant, quick detachable materials such as expanded PTFE or fluorubber.
The external connecting pipe flange of air inlet 81, inlet 82, can adopt loose collar flange arrangement.
In housing 3, be provided with deflection plate 5, deflection plate 5 is arc minute journey deflection plate, helical baffles or other high efficient heat exchanging structure, with augmentation of heat transfer effect.
As shown in Figure 4, absorption weir 61, for one end offers the straight cylindrical pipes of a plurality of V-shaped grooves 611, for liquid is in membranaceous inflow heat exchanger tube 4, its internal diameter is identical with the internal diameter of heat exchanger tube 4.Preferably, the quantity of V-shaped groove 611 is 4.The material of absorption weir 61 is impregnated graphite or polytetrafluoroethylene (PTFE).
Claims (9)
1. a graphite shell and tube absorber, comprise: housing, fixed tube sheet, upper cover and absorption weir, described fixed tube sheet is arranged on the upper end of described housing, described absorption weir is arranged on described fixed tube sheet, and the described upper cover that offers air inlet is connected with described housing seal, it is characterized in that, also comprise: distributing disc, be arranged between described air inlet and described fixed tube sheet, be positioned at the top of described absorption weir, for stopping that the gas entering from described air inlet impacts described absorption weir.
2. graphite shell and tube absorber as claimed in claim 1, is characterized in that, offers a plurality of through holes on described distributing disc, is less than the density of through hole described in other position of described distributing disc with described air inlet over against the density of through hole described in position.
3. graphite shell and tube absorber as claimed in claim 1, is characterized in that, also comprises: shell ring, and be arranged between described fixed tube sheet and described upper cover, and form cavity with described fixed tube sheet and described upper cover, described distributing disc is located in described cavity.
4. graphite shell and tube absorber as claimed in claim 3, is characterized in that, the inside of described shell ring is provided with groove, for storing absorption liquid.
5. graphite shell and tube absorber as claimed in claim 4, is characterized in that, on the wall of described groove, offers spout hole, is communicated with described cavity, and the absorption liquid in described groove flow on described fixed tube sheet through described spout hole.
6. graphite shell and tube absorber as claimed in claim 5, it is characterized in that, the inwall of described shell ring is also provided with folding platform, described folding platform is provided with the passage that leads to described fixed tube sheet, described distributing disc is supported on described folding platform, absorption liquid flows into described passage through described spout hole, along described passage, flow on described fixed tube sheet.
7. the graphite shell and tube absorber as described in claim 4,5 or 6, is characterized in that, described upper cover offers inlet; The inside of described upper cover is provided with downflow weir, for storing absorption liquid; Described inlet and described downflow weir are communicated with, and described downflow weir is communicated with described groove.
8. graphite shell and tube absorber as claimed in claim 7, it is characterized in that, the gear mouth of described downflow weir is provided with the equally distributed aligned apertures of multilayer, described aligned apertures is staggered up and down, described absorption liquid flows to by described aligned apertures on the cell wall of described upper cover, flows to the inwall of described groove along described cell wall.
9. graphite shell and tube absorber as claimed in claim 3, is characterized in that, the outside of described upper cover, described graphite shell ring and described fixed tube sheet is provided with chuck, for logical cooling water temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420033560.2U CN203798211U (en) | 2014-01-20 | 2014-01-20 | Graphite tubular absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420033560.2U CN203798211U (en) | 2014-01-20 | 2014-01-20 | Graphite tubular absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203798211U true CN203798211U (en) | 2014-08-27 |
Family
ID=51380416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420033560.2U Expired - Fee Related CN203798211U (en) | 2014-01-20 | 2014-01-20 | Graphite tubular absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203798211U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135915A (en) * | 2015-09-02 | 2015-12-09 | 新奥科技发展有限公司 | Device and technology used for recovering sensible heat of semicoke |
| CN105222622A (en) * | 2015-09-17 | 2016-01-06 | 南通山剑石墨设备有限公司 | A kind of graphite heat exchanger |
| CN114993074A (en) * | 2022-06-11 | 2022-09-02 | 佛山市顺德区鑫雷节能设备有限公司 | Novel high-efficiency tank heat exchanger with built-in coil type enthalpy-increasing pipe |
-
2014
- 2014-01-20 CN CN201420033560.2U patent/CN203798211U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135915A (en) * | 2015-09-02 | 2015-12-09 | 新奥科技发展有限公司 | Device and technology used for recovering sensible heat of semicoke |
| CN105135915B (en) * | 2015-09-02 | 2018-03-30 | 新奥科技发展有限公司 | For reclaiming the device and technique of semicoke sensible heat |
| CN105222622A (en) * | 2015-09-17 | 2016-01-06 | 南通山剑石墨设备有限公司 | A kind of graphite heat exchanger |
| CN114993074A (en) * | 2022-06-11 | 2022-09-02 | 佛山市顺德区鑫雷节能设备有限公司 | Novel high-efficiency tank heat exchanger with built-in coil type enthalpy-increasing pipe |
| CN114993074B (en) * | 2022-06-11 | 2023-10-13 | 佛山市顺德区鑫雷节能设备有限公司 | Efficient tank heat exchanger with built-in coil type enthalpy-increasing pipe |
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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 |
Granted publication date: 20140827 Termination date: 20160120 |
|
| EXPY | Termination of patent right or utility model |