CN209554790U - Molten sulfur uniform atomizing spray gun - Google Patents

Abstract

The utility model discloses a kind of molten sulfur uniform atomizing spray guns, including sequentially connected mist pipe, contracting flow tube and spray head, the diameter of mist pipe is greater than the diameter of contracting flow tube, spray head is round-like structure, and the small head end of spray head is connected to contracting flow tube, the free end closing of mist pipe, molten sulfur pipe is coaxially inserted in the free end end face of mist pipe, molten sulfur pipe is inserted into the lumen of mist pipe, air inlet lines is also inserted on the side wall of mist pipe, air inlet lines are connected to the lumen of mist pipe.Molten sulfur and air can be effectively sufficiently mixed by the utility model, promote raw material availability, and mixed airflow spraying swath is larger, injection direction is fixed, and can uniformly be sprayed into sulfur furnace.

Description

Molten sulfur uniform atomizing spray gun

Technical field

The utility model relates to sulfur furnace accessories, and in particular to a kind of molten sulfur uniform atomizing spray gun.

Background technique

In acid production with sulphur technique, sulfur furnace is infrastructure device, and sulfur furnace is usually cut into refractory brick, is being produced When, sulphur rifle easily there is a situation where being biased to, causes sulphur to spray to furnace wall, causes furnace wall uneven heating, Yi Fasheng refractory brick burns down thing Therefore.In addition, existing sulphur rifle is typically directly ejected into inside sulfur furnace, air pipeline is protruded on furnace wall and carries out combustion-supporting, but sulphur Failing to be sufficiently mixed burning in furnace interior with oxygen, a small amount of unreacted sulphur is contained in escape pipe, raw material availability is not high, and Furnace wall is easy fouling.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of molten sulfur uniform atomizing spray gun.

Technical solution is as follows:

A kind of molten sulfur uniform atomizing spray gun, key are: including sequentially connected mist pipe, contracting flow tube and spray head, institute The diameter for stating mist pipe is greater than the diameter of the contracting flow tube, and the spray head is round-like structure, the small head end of the spray head and institute State the connection of contracting flow tube；

The free end of the mist pipe is closed, and is coaxially inserted with molten sulfur pipe in the free end end face of the mist pipe, described Molten sulfur pipe is inserted into the lumen of the mist pipe, and air inlet lines, the air inlet lines are also inserted on the side wall of the mist pipe It is connected to the lumen of the mist pipe.

The effect of the program is: the air that the molten sulfur and air inlet lines that molten sulfur pipe is passed through are passed through uniformly mixes in mist pipe And be atomized molten sulfur, the mixed airflow after being then atomized sprays after contracting flow tube contracts stream acceleration from spray head, and spray head is in concentric reducer Round table-like, the spraying swath area of the mixed airflow after capable of promoting atomization is uniformly sprayed onto sulfur furnace, molten sulfur effectively can be carried out mist Change, guarantees full combustion, prevent sulfur furnace uneven heating.

Preferably, the molten sulfur pipe is inserted into the middle part of the lumen of the mist pipe, and the air inlet lines are close to described The free end of mist pipe is arranged.The effect of the program is: the molten sulfur flow velocity that molten sulfur pipe is passed through is very fast, can be in air inlet lines import shape At negative pressure, air can be driven to spray together from spray head rapidly.

Preferably, the caliber of the molten sulfur pipe is less than the caliber of the air inlet lines.The effect of the program is: filling Divide and mixes molten sulfur and air.

Preferably, the spray head includes diffuser and air distribution plate, and the diffuser is the concentric reducer of both ends open Structure, the small head end of the diffuser are connect with the contracting flow tube, the stub end at the edge of the air distribution plate and the diffuser Edge connection, the air distribution plate block the stub end outlet of the diffuser, are uniformly provided with qi-emitting hole on the air distribution plate.It should The effect of scheme is: air distribution plate can play the role of certain choked flow, and mixed airflow is made to form eddy flow inside spray head, by molten sulfur and sky Gas is sufficiently mixed；Qi-emitting hole is for uniformly spraying into mixed airflow in sulfur furnace.

Preferably, the outlet of contracting flow tube described in face is equipped with even device of air on the air distribution plate medial surface.The party The effect of case is: the mixed airflow that contracting flow tube comes out is evenly spread in spray head.

Preferably, the even device of air is even gas fan, and the flabellum axle of the even gas fan is perpendicular to the air distribution plate, institute The flabellum for stating even gas fan moves closer to the air distribution plate from its root to the direction of free end.The effect of the program is: even gas fan The outlet of face contracting flow tube, mixed airflow impulse force drive even gas fan rotation, mixed airflow are evenly spread in spray head.

Preferably, separator tube is equipped between the mist pipe and contracting flow tube, the separator tube is both ends open Round-like structure, the stub end of the separator tube and mist pipe outlet connect, the small head end of the separator tube and the contracting Flow tube import connection.The effect of the program is: for mixed airflow guiding.

Preferably, the caliber ratio of the mist pipe and the contracting flow tube is 2~2.5:1；The spray head major part and The internal diameter ratio of microcephaly is 4~6:1；The caliber ratio of the molten sulfur pipe and the air inlet lines is 1.2~1.6:1.The effect of the program Fruit is: guaranteeing the higher flow velocity of mixed airflow, and molten sulfur and air can be made to be sufficiently mixed.

The utility model has the advantages that using the molten sulfur uniform atomizing spray gun of the utility model, it can be effectively sufficiently mixed by molten sulfur and air It closes, promotes raw material availability, and mixed airflow spraying swath is larger, injection direction is fixed, and can uniformly be sprayed into sulfur furnace.

Detailed description of the invention

Fig. 1 is the planar structure schematic diagram of the utility model；

Fig. 2 is the cross-sectional view of Fig. 1.

Fig. 3 is the structural schematic diagram of even gas fan 6.

Specific embodiment

Below with reference to embodiment and attached drawing, the utility model is described in further detail.

Embodiment:

As shown in attached drawing 1~3, a kind of molten sulfur uniform atomizing spray gun, including sequentially connected mist pipe 1, contracting flow tube 2 and spray First 3, the diameter of mist pipe 1 is greater than the diameter of contracting flow tube 2, and spray head 3 is round-like structure, and the small head end and contracting flow tube 2 of spray head 3 connect Logical, the free end of mist pipe 1 is closed, and molten sulfur pipe 4, the insertion atomization of molten sulfur pipe 4 are coaxially inserted in the free end end face of mist pipe 1 In the middle part of the lumen of pipe 1, air inlet lines 5 are also inserted on the side wall of mist pipe 1, air inlet lines 5 are set close to the free end of mist pipe 1 Set, air inlet lines 5 are connected to the lumen of mist pipe 1, and the caliber of molten sulfur pipe 4 is less than the caliber of air inlet lines 5, with this by molten sulfur and Air is thoroughly mixed to form misty mixed airflow.

Mixed airflow is mixed in order to preferably it is more uniform, while can larger spraying swath mixed airflow is sprayed into sulfur furnace In, spray head 3 includes diffuser 3a and air distribution plate 3b, and diffuser 3a is the size header structure of both ends open, the microcephaly of diffuser 3a End is connect with contracting flow tube 2, and the edge of air distribution plate 3b is connect with the major part end margin of diffuser 3a, and air distribution plate 3b is by diffuser 3a's Stub end outlet is blocked, and qi-emitting hole x is uniformly provided on air distribution plate 3b, and air distribution plate 3b blocks the outlet diffuser 3a, makes gaseous mixture Stream forms eddy flow in spray head internal cavities and realizes mixed uniformly purpose.

In addition, the outlet of face contracting flow tube 2 is equipped with even device of air on air distribution plate 3b medial surface, even device of air is even gas fan 6, The flabellum axle of even gas fan 6 moves closer to gas distribution from its root to the direction of free end perpendicular to air distribution plate 3b, the flabellum of even gas fan 6 Plate 3b.Even gas fan 6 can be rotated in the effect of mixed airflow, and mixed airflow is blown in sulfur furnace evenly dispersedly.

Separator tube 7 is equipped between mist pipe 1 and contracting flow tube 2, separator tube 7 is the round-like structure of both ends open, separator tube 7 Stub end and the outlet of mist pipe 1 connect, the small head end of separator tube 7 connect with 2 import of contracting flow tube, and separator tube 7 can be gaseous mixture Stream plays guiding role.

When specific implementation, a kind of embodiment are as follows: the caliber ratio of mist pipe 1 and contracting flow tube 2 can be set as 2:1, spray First 3 major part and the internal diameter ratio of microcephaly can be set as 4:1, and molten sulfur pipe 4 and the caliber ratio of air inlet lines 5 can be set as 1.2:1.

Another embodiment are as follows: the caliber ratio of mist pipe 1 and contracting flow tube 2 is 2.5:1, and 3 major part of spray head and microcephaly's is interior Diameter ratio is 6:1, and the caliber ratio of molten sulfur pipe 4 and air inlet lines 5 is 1.6:1.

Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field Art personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make Multiple similar expressions, such transformation each fall within the protection scope of the utility model.

Claims (8)

1. a kind of molten sulfur uniform atomizing spray gun, it is characterised in that: including sequentially connected mist pipe (1), contracting flow tube (2) and spray head (3), the diameter of the mist pipe (1) is greater than the diameter of the contracting flow tube (2), and the spray head (3) is round-like structure, the spray The small head end of head (3) is connected to the contracting flow tube (2)；

The free end of the mist pipe (1) is closed, and is coaxially inserted with molten sulfur pipe (4) in the free end end face of the mist pipe (1), The molten sulfur pipe (4) is inserted into the lumen of the mist pipe (1), is also inserted with air inlet lines on the side wall of the mist pipe (1) (5), the air inlet lines (5) are connected to the lumen of the mist pipe (1).

2. molten sulfur uniform atomizing spray gun according to claim 1, it is characterised in that: the molten sulfur pipe (4) is inserted into the mist In the middle part of the lumen for changing pipe (1), the air inlet lines (5) are arranged close to the free end of the mist pipe (1).

3. molten sulfur uniform atomizing spray gun according to claim 2, it is characterised in that: the caliber of the molten sulfur pipe (4) is less than The caliber of the air inlet lines (5).

4. molten sulfur uniform atomizing spray gun according to claim 1, it is characterised in that: the spray head (3) includes diffuser (3a) and air distribution plate (3b), the diffuser (3a) are the size header structure of both ends open, the small head end of the diffuser (3a) It is connect with the contracting flow tube (2), the edge of the air distribution plate (3b) is connect with the major part end margin of the diffuser (3a), described Air distribution plate (3b) blocks the stub end outlet of the diffuser (3a), is uniformly provided with qi-emitting hole (x) on the air distribution plate (3b).

5. molten sulfur uniform atomizing spray gun according to claim 4, it is characterised in that: on air distribution plate (3b) medial surface just Even device of air is equipped with to the outlet of the contracting flow tube (2).

6. molten sulfur uniform atomizing spray gun according to claim 5, it is characterised in that: the even device of air is that even gas fans (6), The flabellum axle of even gas fan (6) is perpendicular to the air distribution plate (3b), and the flabellum of the even gas fan (6) is from its root to free end Direction moves closer to the air distribution plate (3b).

7. molten sulfur uniform atomizing spray gun according to claim 1, it is characterised in that: the mist pipe (1) and contracting flow tube (2) Between be equipped with separator tube (7), the separator tube (7) be both ends open round-like structure, the stub end of the separator tube (7) with Mist pipe (1) outlet connection, the small head end of the separator tube (7) are connect with contracting flow tube (2) import.

8. molten sulfur uniform atomizing spray gun according to claim 7, it is characterised in that:

The caliber ratio of the mist pipe (1) and the contracting flow tube (2) is 2~2.5:1；

The internal diameter ratio of spray head (3) stub end and small head end is 4~6:1；

The caliber ratio of the molten sulfur pipe (4) and the air inlet lines (5) is 1.2~1.6:1.