CN210313530U - Explosion-proof membrane mounting loop of hydrochloric acid synthetic furnace - Google Patents
Explosion-proof membrane mounting loop of hydrochloric acid synthetic furnace Download PDFInfo
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- CN210313530U CN210313530U CN201920862803.6U CN201920862803U CN210313530U CN 210313530 U CN210313530 U CN 210313530U CN 201920862803 U CN201920862803 U CN 201920862803U CN 210313530 U CN210313530 U CN 210313530U
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Abstract
The utility model relates to the technical field of an explosion-proof membrane mounting device of a hydrochloric acid synthetic furnace, in particular to an explosion-proof membrane mounting loop of a hydrochloric acid synthetic furnace; the cooler comprises a cooler shell, a cooler shell connecting pipe, a graphite connecting pipe, an annular gland and an explosion-proof membrane; an explosion-proof opening is formed in the upper end of a cooler shell at the top of the hydrochloric acid synthesis furnace, a cooler shell connecting pipe sleeved outside the explosion-proof opening is fixed at the upper end of the cooler shell, and a graphite connecting pipe is arranged in the cooler shell connecting pipe; the utility model has reasonable and compact structure and convenient use; the explosion-proof port is isolated from the cooler shell connecting pipe through the graphite connecting pipe, so that the corrosion to the cooler shell connecting pipe is avoided; and the clearance that forms can further avoid the acid mud of infiltration to corrode cooler casing takeover, and this clearance can also play the effect of heat transfer simultaneously, reduces the inside and outside difference in temperature of graphite takeover, avoids producing the graphite takeover because of expend with heat and contract with cold and splits, reduces the risk that hydrogen chloride gas leaked.
Description
Technical Field
The utility model relates to a hydrochloric acid synthetic furnace rupture membrane erection equipment technical field is a hydrochloric acid synthetic furnace rupture membrane installation loop.
Background
As is well known, the hydrochloric acid synthesis furnace is a device with a high risk of fire explosion in the production of caustic soda; if the charging ratio of hydrogen and chlorine is not proper, pressure regulation is improper, the explosion of the synthesis furnace can be caused by ultrahigh temperature or incomplete purging; in order to avoid explosion accidents, an explosion-proof film is usually arranged on the hydrochloric acid synthesis furnace, and in the traditional hydrochloric acid synthesis furnace, the explosion-proof film at the top is supported by a graphite connecting pipe and is fixed in a cooler shell connecting pipe at the top of the hydrochloric acid synthesis furnace in a resin bonding annular seam mode; when the hydrochloric acid synthesis furnace runs for a long time, the resin can be corroded and fall off, acid mud formed by hydrochloric acid gas meeting water is gathered at the falling part, and the acid mud has strong corrosivity and can further damage the resin at the circular seam; the graphite connecting pipe and the cooler shell connecting pipe are exposed to a strong acid high-temperature environment, so that not only can the cooler shell connecting pipe be corroded, but also the graphite connecting pipe can crack due to thermal expansion and cold contraction, so that the risk of leakage of hydrogen chloride gas is caused; not only corrodes peripheral equipment, but also causes certain pollution to the environment; and the resin bonding and curing time needs 8-10 hours, so that the overhaul time is greatly increased, and the generation is influenced.
Disclosure of Invention
The utility model provides a hydrochloric acid synthetic furnace rupture membrane installation loop has overcome above-mentioned prior art not enough, and it can effectively solve traditional hydrochloric acid synthetic furnace, has its cooler casing to take over and corrodes to and have the problem that hydrogen chloride gas reveals the risk.
The technical scheme of the utility model is realized through following measure: an explosion-proof membrane mounting loop of a hydrochloric acid synthetic furnace comprises a cooler shell, a cooler shell connecting pipe, a graphite connecting pipe, an annular gland and an explosion-proof membrane; an explosion-proof opening is formed in the upper end of a cooler shell at the top of the hydrochloric acid synthesis furnace, a cooler shell connecting pipe sleeved outside the explosion-proof opening is fixed at the upper end of the cooler shell, a graphite connecting pipe is arranged in the cooler shell connecting pipe, and the lower end of the graphite connecting pipe is hermetically seated at the upper end of the cooler shell between the explosion-proof opening and the cooler shell connecting pipe; a gap is formed between the graphite connecting pipe and the cooler shell connecting pipe; the anti-explosion membrane is arranged on the graphite connecting pipe and the cooler shell connecting pipe, and an annular gland which can tightly press and fix the anti-explosion membrane at the upper ends of the graphite connecting pipe and the cooler shell connecting pipe is fixedly arranged at the upper end of the cooler shell connecting pipe.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the pipe wall at the upper port of the cooler shell connecting pipe is circumferentially provided with notches.
The cooler shell connecting pipe and the annular gland are installed together in a sealing and fixing mode.
The annular gland is fixedly arranged on the cooler shell connecting pipe through a fastener.
The annular gland is fixedly arranged on the cooler shell connecting pipe through a fastener, and a sealing gasket is fixedly arranged between the annular gland and the cooler shell connecting pipe.
The fastener adopts a bolt-nut fastener.
And a sealing gasket is arranged on the cooler shell between the explosion-proof port and the cooler shell connecting pipe, and the lower end of the graphite connecting pipe is abutted to the sealing gasket.
The sealing gasket is a fluororubber gasket.
The utility model has reasonable and compact structure and convenient use; the explosion-proof port is isolated from the cooler shell connecting pipe through the graphite connecting pipe, so that the corrosion to the cooler shell connecting pipe is avoided; and the clearance that forms can further avoid the acid mud of infiltration to corrode cooler casing takeover, and this clearance can also play the effect of heat transfer simultaneously, reduces the inside and outside difference in temperature of graphite takeover, avoids producing the graphite takeover because of expend with heat and contract with cold and splits, reduces the risk that hydrogen chloride gas leaked.
Drawings
Fig. 1 is a schematic partial semi-sectional structural view of a main view of embodiment 2 of the present invention.
FIG. 2 is a schematic sectional view taken along line A-A in FIG. 1.
The codes in the figures are respectively: the cooler comprises a cooler shell 1, an explosion-proof opening 2, a cooler shell connecting pipe 3, a graphite connecting pipe 4, an annular gland 5, an explosion-proof membrane 6, a fastener 7, a sealing gasket 8, a notch 9 and a gap 10.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of up, down, left, right, etc. is determined in accordance with the layout direction of fig. 1 in the specification.
The invention will be further described with reference to the following examples and drawings:
example 1: as shown in attached figure 1, the rupture membrane mounting loop of the hydrochloric acid synthetic furnace comprises a cooler shell 1, a cooler shell connecting pipe 3, a graphite connecting pipe 4, an annular gland 5 and a rupture membrane 6; an explosion-proof opening 2 is formed in the upper end of a cooler shell 1 at the top of the hydrochloric acid synthesis furnace, a cooler shell connecting pipe 3 sleeved outside the explosion-proof opening 2 is fixed at the upper end of the cooler shell 1, a graphite connecting pipe 4 is arranged in the cooler shell connecting pipe 3, and the lower end of the graphite connecting pipe 4 is hermetically seated at the upper end of the cooler shell 1 between the explosion-proof opening 2 and the cooler shell connecting pipe 3; a gap 10 is arranged between the graphite connecting pipe 4 and the cooler shell connecting pipe 3; the explosion-proof membrane 6 is arranged on the graphite connecting pipe 4 and the cooler shell connecting pipe 3, and the annular gland 5 capable of tightly pressing and fixing the explosion-proof membrane 6 at the upper ends of the graphite connecting pipe 4 and the cooler shell connecting pipe 3 in a sealing manner is fixedly arranged at the upper end of the cooler shell connecting pipe 3. The explosion-proof port 2 is isolated from the cooler shell connecting pipe 3 through the graphite connecting pipe 4, so that the hydrochloric acid gas in the hydrochloric acid synthetic furnace cannot be directly contacted with the cooler shell connecting pipe 3, and the corrosion to the cooler shell connecting pipe 3 is avoided; moreover, a gap 10 is formed between the graphite connecting pipe 4 and the cooler shell connecting pipe 3, so that acid sludge permeating from the upper port of the graphite connecting pipe 4 can be further prevented from directly corroding the cooler shell connecting pipe 3, and the cooler shell connecting pipe 3 is further prevented from being damaged; meanwhile, the gap 10 can also play a role in heat exchange, the internal and external temperature difference of the graphite connecting pipe 4 is reduced, the graphite connecting pipe 4 is prevented from cracking due to expansion with heat and contraction with cold, and the risk of hydrogen chloride gas leakage is reduced.
The installation loop of the explosion-proof membrane of the hydrochloric acid synthetic furnace can be further optimized or/and improved according to actual requirements:
example 2: as shown in fig. 1 and 2, notches 9 are circumferentially distributed on the pipe wall at the upper port of the cooler shell connecting pipe 3. Through this breach 9, the site work personnel can observe graphite takeover 4 upper port, whether the acid mud appears in graphite takeover 4 department through observing, judge whether there is the leakage between rupture membrane 6 and the graphite takeover 4, accomplish in time to discover timely the processing to effectively avoid appearing the accident that hydrogen chloride gas leaked on a large scale.
Example 3: the cooler housing adapter 3 and the annular gland 5 are mounted together in a sealing and fixing manner as required. Therefore, the gap 10 can be sealed, double-layer isolation protection is formed at the explosion-proof port, and the leakage-proof effect is better.
As shown in fig. 1, the annular gland 5 is fixedly mounted on the cooler shell adapter 3 through a fastener 7; or the annular gland 5 is fixedly arranged on the cooler shell connecting pipe 3 through a fastener 7, and a sealing gasket is fixedly arranged between the annular gland and the cooler shell connecting pipe. The annular gland 5 is mounted through the fastener 7, so that the assembly and disassembly are more convenient; the graphite connecting pipe 4 and the explosion-proof membrane 6 are more convenient to disassemble and assemble, and the installation and maintenance time is shortened.
As shown in fig. 1, the fastener is a bolt and nut fastener.
In order to further improve the sealing performance between the graphite adapter 4 and the cooler shell 1, as shown in fig. 1, a sealing gasket 8 is mounted on the cooler shell 1 between the explosion-proof port 2 and the cooler shell adapter 3, and the lower end of the graphite adapter 4 abuts against the sealing gasket 8. The sealing gasket 8 is a high-temperature-resistant corrosion-resistant sealing gasket 8, and can keep effective sealing performance under the conditions of high temperature and high corrosion.
The gasket 8 is a fluororubber gasket as required.
Above technical feature constitutes the utility model discloses an embodiment, it has stronger adaptability and implements the effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (10)
1. An explosion-proof membrane mounting loop of a hydrochloric acid synthetic furnace comprises a cooler shell, a cooler shell connecting pipe, a graphite connecting pipe, an annular gland and an explosion-proof membrane; the upper end of the cooler shell at the top of the hydrochloric acid synthetic furnace is provided with an explosion-proof port, and the device is characterized in that: a cooler shell connecting pipe sleeved outside the explosion-proof port is fixed at the upper end of the cooler shell, a graphite connecting pipe is arranged in the cooler shell connecting pipe, and the lower end of the graphite connecting pipe is hermetically seated at the upper end of the cooler shell between the explosion-proof port and the cooler shell connecting pipe; a gap is formed between the graphite connecting pipe and the cooler shell connecting pipe; the anti-explosion membrane is arranged on the graphite connecting pipe and the cooler shell connecting pipe, and an annular gland which can tightly press and fix the anti-explosion membrane at the upper ends of the graphite connecting pipe and the cooler shell connecting pipe is fixedly arranged at the upper end of the cooler shell connecting pipe.
2. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 1, characterized in that: the pipe wall at the upper port of the cooler shell connecting pipe is circumferentially provided with notches.
3. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 1, characterized in that: the cooler shell connecting pipe and the annular gland are installed together in a sealing and fixing mode.
4. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 1 or 2, characterized in that: the annular gland is fixedly arranged on the cooler shell connecting pipe through a fastener.
5. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 3, characterized by: the annular gland is fixedly arranged on the cooler shell connecting pipe through a fastener; and a sealing gasket is fixedly arranged between the annular gland and the connecting pipe of the cooler shell.
6. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 4, characterized by: the fastener adopts bolt nut fastener.
7. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 5, characterized by: the fastener adopts bolt nut fastener.
8. The hydrochloric acid synthetic furnace explosion-proof membrane mounting loop according to claim 1, 2, 3, 5, 6 or 7, characterized in that: and a sealing gasket is arranged on the cooler shell between the explosion-proof port and the cooler shell connecting pipe, and the lower end of the graphite connecting pipe is abutted to the sealing gasket.
9. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 4, characterized by: and a sealing gasket is arranged on the cooler shell between the explosion-proof port and the cooler shell connecting pipe, and the lower end of the graphite connecting pipe is abutted to the sealing gasket.
10. The hydrochloric acid synthetic furnace rupture membrane installation loop of claim 9, characterized by: the sealing gasket is made of fluororubber gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920862803.6U CN210313530U (en) | 2019-06-10 | 2019-06-10 | Explosion-proof membrane mounting loop of hydrochloric acid synthetic furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920862803.6U CN210313530U (en) | 2019-06-10 | 2019-06-10 | Explosion-proof membrane mounting loop of hydrochloric acid synthetic furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210313530U true CN210313530U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920862803.6U Active CN210313530U (en) | 2019-06-10 | 2019-06-10 | Explosion-proof membrane mounting loop of hydrochloric acid synthetic furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210313530U (en) |
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2019
- 2019-06-10 CN CN201920862803.6U patent/CN210313530U/en active Active
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