CN217714952U

CN217714952U - Medicinal sodium bisulfite solution preparation facilities

Info

Publication number: CN217714952U
Application number: CN202221076654.9U
Authority: CN
Inventors: 李锦山; 王海荣; 陈决心
Original assignee: Qidong Asia Pacific Pharmaceutical Co ltd
Current assignee: Qidong Asia Pacific Pharmaceutical Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-11-01
Anticipated expiration: 2032-05-07

Abstract

The utility model relates to a sodium bisulfite solution technical field just discloses a medicinal sodium bisulfite solution preparation facilities, including the sulfur burning furnace, the inner wall fixedly connected with ignition of sulfur burning furnace, the left side wall of sulfur burning furnace is equipped with the air inlet, the right side wall of sulfur burning furnace is equipped with the gas outlet, the left side of sulfur burning furnace is equipped with the liquid sulfur storage tank, the fixed intercommunication of right side wall of liquid sulfur storage tank has the first pump body, the feed end of the first pump body and the fixed intercommunication of the lateral wall of liquid sulfur storage tank, the discharge end of the first pump body is located the sulfur burning furnace and fixed intercommunication has the sulfur spraying head, the fixed cover of outer wall of liquid sulfur storage tank is equipped with the heating pipe. The utility model discloses can retrieve the interior unnecessary heat of sulfur burning furnace, then utilize the waste heat to carry out the auxiliary heating to the sulphur in the liquid sulphur storage tank, improve the steam utilization ratio in the sulfur burning furnace, reduce the waste of the energy and can filter the impurity in the pipeline, avoid the problem that impurity too much can cause the pipe blockage in the pipeline.

Description

Medicinal sodium bisulfite solution preparation facilities

Technical Field

The utility model relates to a sodium bisulfite solution technical field especially relates to a medicinal sodium bisulfite solution preparation facilities.

Background

Sodium bisulfite is a fine chemical with higher added value, is widely used as a bleaching agent for cotton fabrics and organic matters, is used as a reducing agent in the industries of dye, paper making, leather making, chemical synthesis and the like, and can also be used for producing medical intermediates; the food-grade sodium bisulfite can be used as food bleaching agent, antiseptic and antioxidant, and during preparation of sodium bisulfite solution, molten sulfur is extracted from a liquid sulfur storage tank (provided with a steam heating pipe) by a liquid sulfur pump, sprayed into mist, and incinerated in an incinerator to generate SO₂The burning temperature of the gas is controlled between 900 ℃ and 1000 ℃, and the high-temperature SO generated by burning₂After the gas is subjected to heat exchange by a heat exchange system consisting of a steam generator, a steam superheater, an air preheater and a water cooler, the temperature of the flue gas is reduced to below 60 ℃, and the waste heat steam obtained in the temperature reduction process is supplied to other workshops for use. Absorbing the tail gas with a potassium hydroxide solution in a packed tower to obtain a 46% potassium sulfite solution product, absorbing the tail gas by the packed tower, and then performing high-altitude discharge treatment by an electric defogging device after the tail gas is absorbed by a set of three-stage tail gas absorption tower. The first-stage tail gas absorption tower and the second-stage tail gas absorption tower are absorbed by ammonia water, the third-stage tail gas absorption tower is absorbed by water, absorption liquid of the third-stage tail gas absorption tower is used as supplement liquid of the second-stage tail gas absorption tower, absorption liquid of the second-stage tail gas absorption tower is used as supplement liquid of the first-stage tail gas absorption tower, and the absorption liquid is circularly absorbed to finally obtain an ammonium bisulfite solution product with the concentration of 70%.

The patent of patent No. CN 211946296U proposes a preparation device of sodium bisulfite solution, which comprises a combustion unit, an oxidation unit, a sulfuric acid generation unit and a sodium bisulfite solution generation unit; the combustion unit is used for enabling sulfur to generate sulfur dioxide through a combustion reaction to obtain a first mixture; the oxidation unit is used for enabling part of sulfur dioxide in the first mixture to generate sulfur trioxide through an oxidation reaction to obtain a second mixture; the sulfuric acid generation unit is used for absorbing sulfur trioxide in the second mixture to obtain sulfuric acid and a third mixture; the sodium bisulfite solution generating unit is used for absorbing sulfur dioxide in the third mixture to prepare the sodium bisulfite solution. The utility model relates to an embodiment's preparation facilities of sodium bisulfite solution has advantages such as easy operation is convenient, operation elasticity is big, stability is high, and when current sodium bisulfite solution was prepared, need send molten sulphur into the sulfur burning furnace, the sulfur burning furnace can produce high temperature at the during operation, and steam is not by make full use of in the sulfur burning furnace, causes a large amount of heat energy to be wasted, is unfavorable for the rational utilization of the energy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that when sodium bisulfite solution is prepared in the prior art, molten sulfur needs to be sent into the sulfur incinerator, the sulfur incinerator can generate high temperature during operation, hot gas is not fully utilized in the sulfur incinerator, a large amount of heat energy is wasted, and the problem of reasonable utilization of energy is not facilitated, and the provided preparation device for medicinal sodium bisulfite solution.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a preparation facilities of medicinal sodium bisulfite solution, includes the sulfur burning furnace, the inner wall fixedly connected with ignition of sulfur burning furnace, the left side wall of sulfur burning furnace is equipped with the air inlet, the right side wall of sulfur burning furnace is equipped with the gas outlet, the left side of sulfur burning furnace is equipped with the liquid sulfur storage tank, the fixed intercommunication of right side wall of liquid sulfur storage tank has first pump body, the feed end of the first pump body and the fixed intercommunication of the lateral wall of liquid sulfur storage tank, the discharge end of the first pump body is located the sulfur burning furnace and fixed intercommunication has the sulfur spraying head, the fixed cover of outer wall of liquid sulfur storage tank is equipped with the heating pipe, the inside of sulfur burning furnace is equipped with the waste heat recovery pipe, the fixed intercommunication of the discharge end of the last lateral wall fixedly connected with second pump body of liquid sulfur storage tank and second pump body and the pipe wall of heating pipe, the feed end of the second pump body and the fixed intercommunication of the pipe wall of waste heat recovery pipe, the fixed intercommunication of lateral wall between waste heat recovery pipe and the heating pipe has same root stay tube.

Preferably, the last lateral wall fixedly connected with cartridge filter of sulfur burning furnace, the cartridge filter is established outside the feed end of the second pump body, it has the filter screen board to peg graft in the cartridge filter, filter screen board's left side wall fixedly connected with bent plate, the last lateral wall fixedly connected with card frame of cartridge filter, spacing hole and spacing downthehole peg graft have been seted up to the last lateral wall of card frame have the spacer pin, the spacing groove has been seted up to the last lateral wall of bent plate, the upper end fixedly connected with arm-tie of spacer pin, the same spring of lateral wall fixedly connected with of the relative one side of arm-tie and card frame can filter the impurity in the pipeline, avoids the too much problem that can cause the pipe blockage of impurity in the pipeline.

Preferably, the side wall of the filter screen plate is fixedly sleeved with two sealing rings, so that the sealing performance of the filter screen plate and the filter cartridge is improved.

Preferably, the side wall of the bending plate is fixedly connected with a handle, so that the bending plate can be conveniently pulled.

Preferably, a fan is arranged in the air inlet, so that air is conveniently conveyed into the sulfur burning furnace.

Preferably, the inner wall of the sulfur incinerator is fixedly connected with the conical barrel, so that gas generated after sulfur combustion can be conveniently discharged.

Preferably, the outer wall of the sulfur incinerator is provided with a heat insulation layer, so that the heat insulation capability of the sulfur incinerator can be improved.

Compared with the prior art, the utility model provides a medicinal sodium bisulfite solution preparation facilities possesses following beneficial effect:

1. this medicinal sodium bisulfite solution preparation facilities through the sulfur burning furnace that sets up, ignition, air inlet, gas outlet, liquid sulfur storage tank, the first pump body, spout sulphur head, heating pipe, waste heat recovery pipe, the second pump body, stay tube, can retrieve the interior unnecessary heat of sulfur burning furnace, then utilize the waste heat to carry out the boosting to the sulphur in the liquid sulfur storage tank, improved the steam utilization ratio in the sulfur burning furnace, reduced the waste of the energy.

2. This medicinal sodium bisulfite solution preparation facilities through the cartridge filter that sets up, filter plate, bent plate, card frame, spacing hole, spacer pin, spacing groove, arm-tie, spring, can filter the impurity in the pipeline, avoids the too much problem that can cause the pipe blockage of impurity in the pipeline.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can retrieve the interior unnecessary heat of sulfur burning furnace, then utilize the waste heat to carry out the auxiliary heating to the sulphur in the liquid sulphur storage tank, improve the steam utilization ratio in the sulfur burning furnace, reduce the waste of the energy and can filter the impurity in the pipeline, avoid in the pipeline impurity too much can cause the problem of pipe blockage.

Drawings

Fig. 1 is a schematic structural diagram of a device for preparing a medicinal sodium bisulfite solution provided by the utility model;

fig. 2 is a schematic diagram showing the positional relationship between the sulfur burner and the liquid sulfur storage tank in the device for preparing a medicinal sodium bisulfite solution of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a sulfur incinerator; 2. an ignition device; 3. an air inlet; 4. an air outlet; 5. a liquid sulfur storage tank; 6. a first pump body; 7. spraying a sulfur head; 8. heating a tube; 9. a waste heat recovery pipe; 10. a second pump body; 11. supporting a tube; 12. a filter cartridge; 13. a filter screen plate; 14. bending a plate; 15. clamping a frame; 16. a limiting hole; 17. a spacing pin; 18. a limiting groove; 19. pulling a plate; 20. a spring; 21. a seal ring; 22. a handle; 23. a fan; 24. a conical cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Embodiment 1 is as shown in fig. 1-3, a preparation device of medicinal sodium bisulfite solution, including the sulfur incinerator 1, the inner wall fixedly connected with ignition device 2 of sulfur incinerator 1, the left side wall of sulfur incinerator 1 is equipped with air inlet 3, be equipped with fan 23 in the air inlet 3, conveniently to transport gas in sulfur incinerator 1, the right side wall of sulfur incinerator 1 is equipped with gas outlet 4, the left side of sulfur incinerator 1 is equipped with liquid sulfur storage tank 5, the right side wall of liquid sulfur storage tank 5 is fixed the intercommunication has first pump body 6, the feed end of first pump body 6 and the lateral wall of liquid sulfur storage tank 5 are fixed the intercommunication, the discharge end of first pump body 6 is located in sulfur incinerator 1 and fixed the intercommunication has sulfur spray head 7, the outer wall fixed cover of liquid sulfur storage tank 5 is equipped with heating pipe 8, the inside of sulfur incinerator 1 is equipped with waste heat recovery pipe 9, the upper side wall fixedly connected with the second pump body 10 of liquid sulfur storage tank 5 and the discharge end of second pump body 10 and the pipe wall fixed the intercommunication of heating pipe 8, the feed end of second pump body 10 and the fixed the intercommunication of waste heat recovery pipe 9, the same lateral wall of waste heat recovery pipe 8 is fixed the intercommunication has the same root 11.

Embodiment 2 is as shown in fig. 2 on the basis of embodiment 1, an upper side wall of the sulfur incinerator 1 is fixedly connected with a filter cartridge 12, the filter cartridge 12 is arranged outside a feeding end of a second pump body 10, a filter screen plate 13 is inserted in the filter cartridge 12, two seal rings 21 are fixedly sleeved on a side wall of the filter screen plate 13, the sealing performance of the filter screen plate 13 and the filter cartridge 12 is improved, a left side wall of the filter screen plate 13 is fixedly connected with a bent plate 14, a side wall of the bent plate 14 is fixedly connected with a handle 22, the bent plate 14 is conveniently pulled, an upper side wall of the filter cartridge 12 is fixedly connected with a clamping frame 15, an upper side wall of the clamping frame 15 is provided with a limiting hole 16, a limiting pin 17 is inserted in the limiting hole 16, an upper side wall of the bent plate 14 is provided with a limiting groove 18, an upper end of the limiting pin 17 is fixedly connected with a pulling plate 19, and a side wall of one side opposite to the pulling plate 19 and the clamping frame 15 is fixedly connected with a same spring 20, so that impurities in a pipeline can be filtered, and the problem that the pipeline is blocked due to excessive impurities in the pipeline is avoided.

The inner wall of the sulfur incinerator 1 is fixedly connected with a conical barrel 24, so that gas generated after sulfur combustion can be conveniently discharged. The outer wall of the sulfur incinerator 1 is provided with a heat insulation layer, so that the heat insulation capability of the sulfur incinerator 1 can be improved.

The utility model discloses in, during the use, start the work of the second pump body 10, the second pump body 10 is carried the hot water in the waste heat recovery pipe 9 in to the heating pipe 9, utilize the waste heat in the sulfur burning furnace 1 to get into preliminary heating to the inside sulphur of liquid sulphur storage tank 5, hot water after the heating returns waste heat recovery pipe 9 along stay tube 11 in, the device can retrieve the unnecessary heat in the sulfur burning furnace, then utilize the waste heat to carry out the boosting to the sulphur in the liquid sulphur storage tank, the steam utilization ratio in the sulfur burning furnace has been improved, the waste of the energy has been reduced.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a medicinal sodium bisulfite solution preparation facilities, includes sulfur burning furnace (1), its characterized in that, the inner wall fixedly connected with ignition (2) of sulfur burning furnace (1), the left side wall of sulfur burning furnace (1) is equipped with air inlet (3), the right side wall of sulfur burning furnace (1) is equipped with gas outlet (4), the left side of sulfur burning furnace (1) is equipped with liquid sulfur storage tank (5), the fixed intercommunication of right side wall of liquid sulfur storage tank (5) has first pump body (6), the feed end of the first pump body (6) and the fixed intercommunication of lateral wall of liquid sulfur storage tank (5), the discharge end of the first pump body (6) is located sulfur burning furnace (1) and fixed intercommunication has sulfur-spraying head (7), the fixed cover of outer wall of liquid sulfur storage tank (5) is equipped with heating pipe (8), the inside of sulfur burning furnace (1) is equipped with waste heat recovery pipe (9), the last side wall fixedly connected with the second pump body (10) of liquid sulfur storage tank (5) and the discharge end of the second pump body (10) and the fixed pipe (8) fixed pipe wall of heating pipe (8) and the fixed intercommunication of waste heat recovery pipe (9) between the fixed pipe (11) and the waste heat recovery pipe (10) fixed pipe intercommunication have the same side wall of the waste heat recovery pipe (9).

2. The device for preparing the medicinal sodium bisulfite solution according to claim 1, wherein the upper side wall of the sulfur incinerator (1) is fixedly connected with a filter cartridge (12), the filter cartridge (12) is arranged outside the feeding end of the second pump body (10), a filter screen plate (13) is inserted in the filter cartridge (12), the left side wall of the filter screen plate (13) is fixedly connected with a bent plate (14), the upper side wall of the filter cartridge (12) is fixedly connected with a clamping frame (15), the upper side wall of the clamping frame (15) is provided with a limiting hole (16) and a limiting pin (17) is inserted in the limiting hole (16), the upper side wall of the bent plate (14) is provided with a limiting groove (18), the upper end of the limiting pin (17) is fixedly connected with a pulling plate (19), and the side wall of one side of the pulling plate (19) opposite to the clamping frame (15) is fixedly connected with the same spring (20).

3. The device for preparing the medicinal sodium bisulfite solution according to the claim 2, characterized in that the side wall of the filter screen plate (13) is fixedly sleeved with two sealing rings (21).

4. The apparatus for preparing sodium bisulfite solution for pharmaceutical use according to claim 2, wherein a handle (22) is fixedly connected to the side wall of the bending plate (14).

5. A device for the preparation of a medicinal sodium bisulfite solution according to claim 1, characterized in that a blower (23) is arranged in the air inlet (3).

6. The device for preparing the medicinal sodium bisulfite solution according to claim 1, wherein the inner wall of the sulfur incinerator (1) is fixedly connected with a conical barrel (24).

7. The apparatus for preparing sodium bisulfite solution for medical use according to claim 1, wherein the outer wall of the sulfur burner (1) is provided with a heat insulation layer.