CN104759106A - High-pressure-resistant round block graphite evaporator - Google Patents
High-pressure-resistant round block graphite evaporator Download PDFInfo
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- CN104759106A CN104759106A CN201510175527.2A CN201510175527A CN104759106A CN 104759106 A CN104759106 A CN 104759106A CN 201510175527 A CN201510175527 A CN 201510175527A CN 104759106 A CN104759106 A CN 104759106A
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- graphite
- upper cover
- housing
- heat exchange
- nahlock
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Abstract
The invention discloses a high-pressure-resistant round block graphite evaporator which comprises a shell and multiple layers of graphite heat exchange blocks arranged in the shell, wherein a discharging opening is formed in the upper end of the shell; a feeding opening is formed in the lower end of the shell; vapor channels are formed among the shell and the graphite heat exchange blocks; each layer of graphite heat exchange blocks are limited and arranged through convex and concave step surfaces and are sealed through graphite shims at the convex and concave step surfaces; an upper end socket and an upper cover plate are arranged at the upper end of the shell; a lower end socket and a bottom plate are arranged at the lower end of the shell; two ends of the lower end socket are fixed together with the shell through lower cover flanges. The invention provides the high-pressure-resistant round block graphite evaporator which can be used under the condition of high temperature and high pressure and is good in sealing and heat exchange performance.
Description
Technical field
The present invention relates to a kind of evaporimeter, be specifically related to a kind of high pressure resistant nahlock graphite evaporator.
Background technology
At present, the structure of graphite nahlock evaporimeter comprises housing, and the top of housing is provided with upper cover plate, and upper cover plate is connected with housing seal by upper cover, is provided with seal between upper cover and the superiors' heat transfer block; The bottom of housing is provided with lower cover, and lower cover is connected with housing seal by low head; Be provided with polylith graphite heat exchange block in housing, graphite heat exchange block is networked pore structures.
But be all installed by cascaded surface form between existing graphite heat exchange block, and adopt tetrafluoroethene sealing ring to seal at installation seam crossing, it is low that this just makes to install steadiness, the flexibility of tetrafluoroethene sealing ring is poor simultaneously, sealing property can be caused low, simultaneously because of the restriction of graphite heat exchange block material and impregnating agent, existing evaporimeter can only be applicable to less than 180 DEG C temperature, and pressure can only reach 0.6MPA.
Summary of the invention
Goal of the invention: in order to solve the deficiencies in the prior art, the invention provides a kind of high pressure resistant nahlock graphite evaporator, can use in HTHP situation, simultaneously sealing property and heat exchange property good.
The object of the invention is by such technical scheme realize, a kind of high pressure resistant nahlock graphite evaporator, comprise housing and be located at the plural layer graphite heat exchange block in housing, its middle shell upper end is provided with discharging opening, housing lower end is provided with charging aperture, steam channel is formed between described housing and graphite heat exchange block, limit mounting is carried out by concave-convex type step surface between every layer of graphite heat exchange block, and sealed by graphite pads at concave-convex type step surface place, described housing upper end is provided with upper cover and upper cover plate, lower end is provided with low head and bottom plate, undertaken fastening by pull bar between described upper cover plate and bottom plate, described upper cover both sides are fixed by upper cover flange and housing, described low head both sides are fixed by lower cover flange and housing.
Form material channel between described upper cover and housing, between described material channel and steam channel, adopt graphite packing filling to seal.
Add compression spring between described upper cover plate and upper cover flange, upper cover plate is pressed on upper cover.
Plural deflecting bar pipe is interval with in described steam channel, and deflecting bar pipe structure ringwise.
Described upper cover, low head and graphite heat exchange block are impregnated graphite.
Both sides, described housing lower end are respectively equipped with discharging hole and condensation-water drain.
Both sides, described housing upper end are respectively equipped with drain and steam import.
Compared with prior art, the high pressure resistant nahlock graphite evaporator of disclosed one, by the mounting means between graphite heat exchange block is changed to concave-convex type step surface, sealed by Graphite pad simultaneously, graphite heat exchange block is installed firm, and Graphite pad pliability is good, sealing is strong, institute's upper cover simultaneously, low head and graphite heat exchange block adopt impregnated graphite, the high temperature of more than 420 DEG C can be realized, inner voltage endurance capability is improved, between material channel and steam channel, adopt graphite packing filling to seal, the sealing property under high-pressure situations can be guaranteed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the close-up schematic view of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing of the present invention, clear, complete description is carried out to the technical scheme of the embodiment of the present invention.
As shown in Figure 1, the high pressure resistant nahlock graphite evaporator of disclosed one, comprise housing 1 and be located at the plural layer graphite heat exchange block 2 in housing 1, its middle shell 1 upper end is provided with discharging opening 3, housing lower end is provided with charging aperture 4, both sides, described housing 1 lower end are respectively equipped with discharging hole 5 and condensation-water drain 6, both sides, described housing 1 upper end are respectively equipped with drain 7 and steam import 8, steam channel 9 is formed between described housing 1 and graphite heat exchange block 2, described housing 1 upper end is provided with upper cover 10 and upper cover plate 11, lower end is provided with low head 12 and bottom plate 13, undertaken fastening by pull bar 14 between described upper cover plate 11 and bottom plate 13, described upper cover 10 both sides are fixed by upper cover flange 15 and fastening bolt and housing 1 sidewall, described low head 12 both sides are fixed by lower cover flange 16 and fastening bolt and housing 1 sidewall.
Particularly, limit mounting is carried out by concave-convex type step surface 17 between every layer of graphite heat exchange block 2, and sealed by Graphite pad 18 at concave-convex type step surface 17 place, material channel 19 is formed between described upper cover 10 and housing 1, also form material channel 19 between described low head 12 and housing 1, between described material channel 19 and steam channel 9, adopt graphite packing filling 20 to seal.
Described upper cover plate 11 is pressed on above upper cover 10, and and add compression spring 21 between upper cover flange 15 to carry out secondary fastening, described lower cover 13 is pressed on outside low head 12, and and add short rod 22 between lower cover flange 16 to carry out secondary fastening, plural deflecting bar pipe 23 is interval with in described steam channel, and deflecting bar pipe 23 structure ringwise, described upper cover 10, low head 12 and graphite heat exchange block 2 are impregnated graphite.
The detachable still bottom structure of disclosed a kind of reactor, by the mounting means between graphite heat exchange block is changed to concave-convex type step surface, sealed by Graphite pad simultaneously, graphite heat exchange block is installed firm, and Graphite pad pliability is good, sealing is strong, institute's upper cover simultaneously, low head and graphite heat exchange block adopt impregnated graphite, the high temperature of more than 420 DEG C can be realized, inner voltage endurance capability is improved, between material channel and steam channel, adopts graphite packing filling to seal, the sealing property under high-pressure situations can be guaranteed.
Technology contents of the present invention and technical characteristic have disclosed as above; but those of ordinary skill in the art still may do all replacement and the modification that do not deviate from spirit of the present invention based on announcement of the present invention; therefore; scope should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present invention and modification should be comprised, and contained by present patent application claim.
Claims (7)
1. a high pressure resistant nahlock graphite evaporator, comprise housing and be located at the plural layer graphite heat exchange block in housing, its middle shell upper end is provided with discharging opening, housing lower end is provided with charging aperture, steam channel is formed between described housing and graphite heat exchange block, it is characterized in that: between every layer of graphite heat exchange block, carry out limit mounting by concave-convex type step surface, and sealed by graphite pads at concave-convex type step surface place, described housing upper end is provided with upper cover and upper cover plate, lower end is provided with low head and bottom plate, undertaken fastening by pull bar between described upper cover plate and bottom plate, described upper cover both sides are fixed by upper cover flange and housing, described low head both sides are fixed by lower cover flange and housing.
2. high pressure resistant nahlock graphite evaporator according to claim 1, is characterized in that: form material channel between described upper cover and housing, adopts graphite packing filling to seal between described material channel and steam channel.
3. high pressure resistant nahlock graphite evaporator according to claim 1, is characterized in that: add compression spring between described upper cover plate and upper cover flange, be pressed on upper cover by upper cover plate.
4. high pressure resistant nahlock graphite evaporator according to claim 1, is characterized in that: be interval with plural deflecting bar pipe in described steam channel, and deflecting bar pipe structure ringwise.
5. high pressure resistant nahlock graphite evaporator according to claim 1, it is characterized in that: described upper cover, low head and graphite heat exchange block are impregnated graphite.
6. high temperature resistant nahlock graphite evaporator according to claim 1, is characterized in that: both sides, described housing lower end are respectively equipped with discharging hole and condensation-water drain.
7. high temperature resistant nahlock graphite evaporator according to claim 1, is characterized in that: both sides, described housing upper end are respectively equipped with drain and steam import.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510175527.2A CN104759106A (en) | 2015-04-15 | 2015-04-15 | High-pressure-resistant round block graphite evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510175527.2A CN104759106A (en) | 2015-04-15 | 2015-04-15 | High-pressure-resistant round block graphite evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104759106A true CN104759106A (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510175527.2A Pending CN104759106A (en) | 2015-04-15 | 2015-04-15 | High-pressure-resistant round block graphite evaporator |
Country Status (1)
| Country | Link |
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| CN (1) | CN104759106A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105396303A (en) * | 2015-09-28 | 2016-03-16 | 夏烬楚 | Graphite evaporator for concentration by evaporation and automatic control system thereof |
| CN109612304A (en) * | 2018-12-14 | 2019-04-12 | 南通三圣石墨设备科技股份有限公司 | A kind of New round block graphite heat exchanger and method |
| CN110243225A (en) * | 2019-07-17 | 2019-09-17 | 南通三圣石墨设备科技股份有限公司 | A kind of circular block pore type silicon carbide heat exchanger |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105396303A (en) * | 2015-09-28 | 2016-03-16 | 夏烬楚 | Graphite evaporator for concentration by evaporation and automatic control system thereof |
| CN105396303B (en) * | 2015-09-28 | 2017-12-12 | 南安泉鸿孵化器管理有限公司 | A kind of graphite evaporator for being used to be concentrated by evaporation and its automatic control system |
| CN109612304A (en) * | 2018-12-14 | 2019-04-12 | 南通三圣石墨设备科技股份有限公司 | A kind of New round block graphite heat exchanger and method |
| CN109612304B (en) * | 2018-12-14 | 2021-11-23 | 南通三圣石墨设备科技股份有限公司 | Round block graphite heat exchanger and method |
| CN110243225A (en) * | 2019-07-17 | 2019-09-17 | 南通三圣石墨设备科技股份有限公司 | A kind of circular block pore type silicon carbide heat exchanger |
| CN110243225B (en) * | 2019-07-17 | 2024-02-13 | 南通三圣石墨设备科技股份有限公司 | Round block hole type silicon carbide heat exchanger |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150708 |
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| RJ01 | Rejection of invention patent application after publication |