CN209352554U - A kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function - Google Patents

Abstract

The utility model provides a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function: its body structure portion is divided into furnace tube, combustion chamber, vaporization chamber, cooling chamber from bottom to top, the combustion chamber includes furnace wall, drop-bottom, fireguard, the vaporization chamber includes hot-water cavity, isocon, lower header, upper collecting chamber, the cooling chamber includes upper perforated plate, lower perforated plate, snorkel, the cooling chamber outer lower portion is equipped with water inlet, water outlet, the cooling chamber top is equipped with collection gas storehouse, and the gas collection the top of the warehouse is equipped with gas vent；By the design of hot-water cavity, isocon, fireguard, cooling chamber, heat energy recovery rate and reliability that structure improves equipment are simplified.

Description

A kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function

Technical field

The utility model belongs to chemical equipment technical field, and in particular to a kind of byproduct steam with heat recovery function Hydrogen chloride synthetic furnace.

Background technique

Chlorine reacts adjoint when generating hydrogen chloride with hydrogen and releases a large amount of reaction heat: 0 .5H2+0 .5C12=HCl-22 .063Kcal/mol, i.e., every 1 kilogram of gaseous hydrogen chloride of synthesis releases 605 .11Kcal heats, is equivalent in 0 .95kg and presses The heat content of steam.Chlorine, which is reacted with hydrogen in synthetic furnace with combustion type, generates hydrogen chloride, and flame kernel area temperature reaches 2500 DEG C or more, for the hydrogen chloride gas temperature of generation at 2000 DEG C or more, these heats are considerable, can be used to pair completely Producing steam；In the production process of reality, the heat utilization ratio that discovery hydrogen chloride synthesis generates is not high, causes the waste of heat, Such as the Chinese utility model patent that Authorization Notice No. is CN207158784U discloses a kind of byproduct steam hydrogen chloride synthetic furnace, Including byproduct steam hydrogen chloride synthetic furnace, the main structure of the byproduct steam hydrogen chloride synthetic furnace is divided into synthesis combustion from bottom to top It burns section, water-cooling wall steam generation section and hydrogen chloride cooling section, the exit of hydrogen chloride cooling section upper end and hydrogen chloride is installed Drying chamber, the hydrogen chloride drying chamber are set as inner cavity and exocoel, and the exocoel is connected by pipeline with exchanging air outlet.Although It is provided with water-cooling wall steam generation section and hydrogen chloride cooling section in that patent, but the device fails to make full use of heat release bigger Combustion phases heat；Although the device is provided with water-cooling wall and annular header in its water-cooling wall steam generation section to collect The heat of thermal chlorination hydrogen steam, but the annular header set by it because its interface more construct complexity, in actual use easily The problems such as leak occurs, is unfavorable for the reliability service of equipment；Water-cooling wall is arranged only around furnace wall in its steam generation section in the device, Fail to make full use of the heat for overheating hydrogen chloride steam, the thermal efficiency is low；The water-cooling wall of its setting of the device is using steel water Cold wall, overheat hydrogen chloride steam have stronger corrosivity to such material, and safety is low.

Utility model content

To overcome, equipment heat utilization rate existing in the prior art is low, equipment construction is complicated, equipment fluctuation of service Problem, the utility model provide a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function.

A kind of the technical solution adopted in the utility model are as follows: byproduct steam hydrogen chloride synthesis with heat recovery function Furnace: it is described with the byproduct steam hydrogen chloride synthetic furnace of heat recovery function its body structure portion be divided into from bottom to top furnace tube, Combustion chamber, vaporization chamber, cooling chamber, the combustion chamber include furnace wall, drop-bottom, fireguard, and the vaporization chamber includes hot-water cavity, divides Flow tube, lower header, upper collecting chamber, the cooling chamber include upper perforated plate, lower perforated plate, snorkel, and the cooling chamber outer lower portion is equipped with Water inlet, water outlet, the cooling chamber top are equipped with collection gas storehouse, and the gas collection the top of the warehouse is equipped with gas vent；

In some embodiments, the hot-water cavity is set between furnace tube and furnace wall, told hot-water cavity lower part and lower header Connection, told hot-water cavity top is connect with upper collecting chamber；

In some embodiments, fireguard is set between combustion chamber and vaporization chamber, and the fireguard uses porous structure, Percent opening is 45%；

In some embodiments, the evaporation chamber is equipped with multilayer isocon, isocon lateral direction penetrating furnace wall It is connected to hot-water cavity；

In some embodiments, the upper perforated plate and the symmetrical aperture of lower perforated plate, the snorkel are set to upper perforated plate under Between tube sheet, upper perforated plate and lower perforated plate are connected by symmetrical holes；

In some embodiments, the water outlet is connect with water inlet at the top of drum；

In some embodiments, the collection gas storehouse inner wall and upper wall lay graphite packing；

In some embodiments, the drop-bottom is laid in furnace tube bottom, and the drop-bottom is equipped with burner, described Burner base connects chlorine inlet, hydrogen inlet, air intlet；

In some embodiments, the furnace wall, drop-bottom, fireguard, isocon, snorkel, upper perforated plate, lower perforated plate are adopted With impermeable graphite material；

In some embodiments, the lower header is connect by down-comer with drum water outlet, the upper collecting chamber passes through Tedge is connect with drum air inlet.

Compared with prior art, the utility model has the beneficial effects that

(1) a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function of the utility model, combustion chamber with It is separated between vaporization chamber using thermal insulation board, violent combustion reaction is controlled and is carried out in the combustion chamber of fire resisting, effectively protected The components such as the indoor isocon of evaporation have been protected, the safety and durability of equipment are improved；

(2) a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function of the utility model, combustion chamber with It is provided with hot-water cavity between furnace tube, takes full advantage of the radiations heat energy of burning, improves the thermal energy recovery efficiency of equipment；

(3) a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function of the utility model, in vaporization chamber It is laterally provided with multilayer isocon, take full advantage of overheat hydrogen chloride steam washes away transmission of heat by contact, substantially increases steam production Output；

(4) a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function of the utility model, on vaporization chamber Portion is provided with cooling chamber, and heat is further passed to the cold water to circulate in cooling chamber by snorkel by hydrogen chloride steam, into one Step reduces the temperature of hydrogen chloride steam, improves the quality of chlorination hydrogen production；

(5) a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function of the utility model, by furnace tube and Space generates integral type hot-water cavity between furnace wall, realizes that cold water supplement and vapor are adopted by single upper collecting chamber and lower header Collection, simplifies production process, improves equipment dependability.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is hot-water cavity and isocon cross-sectional view；

Fig. 3 is upper perforated plate and lower perforated plate schematic diagram.

In figure: 1 combustion chamber, 2 vaporization chambers, 3 cooling chambers, 4 lower headers, 5 upper collecting chambers, 6 drop-bottoms, 7 furnace tubes, 8 furnace walls, 9 gears Fiery plate, 10 hot-water cavities, 11 isocons, 12 water inlets, 13 water outlets, 14 gas vents, 151 upper perforated plates, 152 lower perforated plates, 16 lead to Tracheae, 17 down-comers, 18, tedge, 20 drums, 21 chlorine inlets, 22 hydrogen inlets, 23 air intlets, 24 burners, 25 collection Gas storehouse.

Specific embodiment

Below in conjunction with drawings and examples, the present invention will be further described in detail.It should be appreciated that this place is retouched The specific embodiment stated only to explain the utility model, is not used to limit the utility model.

The utility model discloses a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function, as shown in Figure 1: Described its body structure portion with the byproduct steam hydrogen chloride synthetic furnace of heat recovery function is divided into furnace tube 7, combustion from bottom to top Room 1, vaporization chamber 2, cooling chamber 3 are burnt, the combustion chamber 1 includes furnace wall 8, drop-bottom 6, fireguard 9, and the vaporization chamber 02 includes heat Water cavity 10, isocon 11, lower header 4, upper collecting chamber 5, the cooling chamber 3 include upper perforated plate 151, lower perforated plate 152, snorkel 16, 3 outer lower portion of cooling chamber is equipped with water inlet 12, water outlet 13, and 3 top of cooling chamber is equipped with collection gas storehouse 25, the gas collection The top of the warehouse 25 is equipped with gas vent 14；

In some embodiments, the hot-water cavity 10 be set between furnace tube 7 and furnace wall 8, told 10 lower part of hot-water cavity and Lower header 4 connects, and told 10 top of hot-water cavity is connect with upper collecting chamber 5；Hot-water cavity is provided between combustion chamber and furnace tube, sufficiently The radiations heat energy of burning is utilized, improves the thermal energy recovery efficiency of equipment；

In some embodiments, fireguard 9 is set between combustion chamber 1 and vaporization chamber 2, and the fireguard 9 is using porous Structure, percent opening 45%；It is separated between combustion chamber and vaporization chamber using thermal insulation board, violent combustion reaction is controlled It is carried out in the combustion chamber of fire resisting, the components such as effective protection evaporation indoor isocon, improves the safety of equipment and resistance to The property used；

Specifically, as shown in Figure 2: in some embodiments, multilayer isocon 11, institute are equipped with inside the vaporization chamber 02 11 lateral direction penetrating furnace wall of isocon is stated to be connected to hot-water cavity 10；It is laterally provided with multilayer isocon in vaporization chamber, makes full use of Overheat hydrogen chloride steam washes away transmission of heat by contact, substantially increases steam quantum of output；

Specifically, as shown in Figure 3: in some embodiments, the upper perforated plate 151 and the symmetrical aperture of lower perforated plate 152, institute It states snorkel 16 to be set between upper perforated plate 151 and lower perforated plate 152, connects upper perforated plate 151 and lower perforated plate 152, warp by symmetrical holes The hydrogen chloride steam after cooling of pervaporation room 02 is pooled to collection gas storehouse 25 by snorkel 16, what cold water was arranged from cooling chamber 3 Water inlet 12 flows into, and the water after heating flows into drum from water outlet 13；Cooling chamber, hydrogen chloride steam are provided on vaporization chamber top Heat is further passed to the cold water to circulate in cooling chamber by snorkel, further reduced the temperature of hydrogen chloride steam, Improve the quality of chlorination hydrogen production；Water after heating flows into drum from water outlet 13, improves the feed temperature of down-comer 17, Improve the thermal efficiency of equipment；

In some embodiments, 25 inner wall of collection gas storehouse and upper wall lay graphite packing；Effective protection furnace tube by The corrosion of hydrogen chloride gas；

In some embodiments, the drop-bottom 6 is laid in 7 bottom of furnace tube, and the drop-bottom 6 is equipped with burner 24,24 bottom of burner connects chlorine inlet 21, hydrogen inlet 22, air intlet 23；

In some embodiments, the furnace wall 8, drop-bottom 6, fireguard 9, isocon 11, snorkel 16, upper perforated plate 151, lower perforated plate 152 uses impermeable graphite material；

In some embodiments, the lower header 4 connect with 20 water outlet of drum by down-comer 17, the upper collecting chamber 5 are connect by tedge 18 with 20 air inlet of drum.

The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this is practical new Type is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various other groups Conjunction, modification and environment, and above-mentioned introduction or the technology of related fields can be passed through within the scope of the inventive concept described herein Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then It all should be in the protection scope of the appended claims for the utility model.

Claims (10)

1. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function, it is characterised in that: it is described that there is heat recovery Its body structure portion of the byproduct steam hydrogen chloride synthetic furnace of function is divided into furnace tube (7), combustion chamber (1), vaporization chamber from bottom to top (2), cooling chamber (3), the combustion chamber (1) include furnace wall (8), drop-bottom (6), fireguard (9), and the vaporization chamber (2) includes Hot-water cavity (10), isocon (11), lower header (4), upper collecting chamber (5), the cooling chamber (3) include upper perforated plate (151), lower perforated plate (152), snorkel (16), cooling chamber (3) outer lower portion are equipped with water inlet (12), water outlet (13), the cooling chamber (3) Top is equipped with collection gas storehouse (25), is equipped with gas vent (14) at the top of the collection gas storehouse (25).

2. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: the hot-water cavity (10) is set between furnace tube (7) and furnace wall (8), and told hot-water cavity (10) lower part is connect with lower header (4), Told hot-water cavity (10) top is connect with upper collecting chamber (5).

3. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: fireguard (9) is set between combustion chamber (1) and vaporization chamber (2), and the fireguard (9) uses porous structure, and percent opening is 45%.

4. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: multilayer isocon (11) are equipped with inside the vaporization chamber (2), isocon (11) the lateral direction penetrating furnace wall and hot-water cavity (10) Connection.

5. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: the upper perforated plate (151) and lower perforated plate (152) symmetrical aperture, the snorkel (16) are set to upper perforated plate (151) and lower perforated plate (152) between, pass through symmetrical holes connection upper perforated plate (151) and lower perforated plate (152).

6. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: the water outlet (13) connect with water inlet at the top of drum (20).

7. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: collection gas storehouse (25) inner wall and upper wall lay graphite packing.

8. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: the drop-bottom (6) is laid in furnace tube (7) bottom, and the drop-bottom (6) is equipped with burner (24), the burner (24) bottom connects chlorine inlet (21), hydrogen inlet (22), air intlet (23).

9. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: the furnace wall (8), drop-bottom (6), fireguard (9), isocon (11), snorkel (16), upper perforated plate (151), lower perforated plate (152) impermeable graphite material is used.

10. a kind of byproduct steam hydrogen chloride synthetic furnace with heat recovery function according to claim 1, feature exist In: the lower header (4) is connect by down-comer (17) with drum (20) water outlet, the upper collecting chamber (5) passes through tedge (18) it is connect with drum (20) air inlet.