CN210219804U - Spray gun and device for treating chemical organic liquid - Google Patents
Spray gun and device for treating chemical organic liquid Download PDFInfo
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- CN210219804U CN210219804U CN201920752943.8U CN201920752943U CN210219804U CN 210219804 U CN210219804 U CN 210219804U CN 201920752943 U CN201920752943 U CN 201920752943U CN 210219804 U CN210219804 U CN 210219804U
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Abstract
The utility model relates to a spray gun and a device for treating chemical organic liquid, wherein the spray gun comprises a spray pipe and a compressed air pipe, and the pipe length of the spray pipe is longer than that of the compressed air pipe; the spray pipe penetrates through the compressed air pipe, and the input end of the spray pipe extends out of a pipe orifice at one end of the compressed air pipe; the spray pipe is located the body surface in the compressed air pipe is equipped with a plurality of round steel along the axial, the spray pipe is located the body in the compressed air pipe supports through these round steel and fixes in the compressed air pipe. The utility model applies the spray gun into the rotary kiln, thereby effectively treating chemical organic liquid; through add compressed air pipe on the spray tube, utilize compressed air pipe compressed air can avoid in production process spray tube export crystallization stifled.
Description
Technical Field
The utility model relates to a chemical industry reaction equipment technical field especially relates to a spray gun and device of handling chemical industry organic liquid.
Background
At present, along with the adjustment of the working condition of a chemical plant, liquids such as copper extraction raffinate, ZnSo4 mother liquor and the like in a normal production system contain more components such as organic matters, organic oil and the like. The organic matters are difficult to treat and have great harm to the quality of finished products in chemical plants; the increasing environmental protection and solid waste requirements make the treatment of these organic materials an important task for chemical plants.
The existing factory generally conveys liquid such as copper extraction raffinate, ZnSo4 mother liquor and the like to the kiln tail of the rotary kiln for combustion through a spray gun, but the problem that the outlet of the spray gun is blocked, the ring is formed inside the kiln head and even the support structure of the spray gun falls off often occurs in the treatment mode, and the specific reasons are as follows:
1. the copper extraction raffinate and other liquids are easy to crystallize, and the flowability of the outlet of the spray gun is poor, so that the outlet of the spray gun is blocked;
2. because the spray gun is arranged at the tail of the rotary kiln, and the kiln head of the common rotary kiln is provided with the air blower, the spraying direction of the spray gun is opposite to the smoke direction of the rotary kiln, and the outlet of the spray gun is easy to block;
3. the normal temperature of the copper extraction raffinate and other liquids is about 40 ℃, the normal production temperature in the rotary kiln is 850 ℃ and 950 ℃, and the blockage of the outlet of the spray gun is easily caused;
4. because of using the independent spray gun, the atomization effect is poor, the copper extraction raffinate and other liquids are not sufficiently burnt, and are attached to the original materials of the rotary kiln, and the agglomeration is easy to happen to the kiln body;
5. the spray gun passes through the rotary kiln settling chamber and enters the kiln, and the supporting steel body suspended in the settling chamber is high in heating temperature, so that the phenomena of abrasion, corrosion, vulcanization and the like are generated, and the overall strength of the supporting structure is reduced.
When the above problems occur, the emergency shutdown process causes a certain loss of efficiency to the plant, so that the plant needs to improve the stability of the processing apparatus.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a spray gun and a device for treating chemical organic liquid.
The utility model discloses a realize through following technical scheme: a spray gun comprises a spray pipe and a compressed air pipe, wherein the pipe length of the spray pipe is longer than that of the compressed air pipe; the spray pipe penetrates through the compressed air pipe, and the input end of the spray pipe extends out of a pipe orifice at one end of the compressed air pipe; the spray pipe is located the body surface in the compressed air pipe is equipped with a plurality of round steel along the axial, the spray pipe is located the body in the compressed air pipe supports through these round steel and fixes in the compressed air pipe.
Compared with the prior art, the utility model discloses a spray gun utilizes through addding compressed air pipe on the spray tube compressed air can avoid spray tube export crystallization stifled die in process of production.
Furthermore, a first sealing cover is arranged at a pipe orifice at one end of the compressed air pipe, a pipe body of the spray pipe is fixedly arranged in the first sealing cover in a penetrating way, and the first sealing cover is detachably connected with the pipe orifice at one end of the compressed air pipe through a flange; an air input pipe is inserted on the outer surface of the compressed air pipe close to the pipe orifice at one end.
Because the input of spray tube certainly the one end mouth of pipe of compressed air pipe stretches out, the degree of difficulty that the one end mouth of pipe of compressed air pipe directly is connected with air compressor is great. The pipe orifice at one end of the compressed air pipe is sealed, and the air input pipe is inserted on the outer surface of the compressed air pipe, so that the compressed air pipe is conveniently connected with an air compressor; through will first sealed lid is fixed on the spray tube to with compressed air pipe flange joint can conveniently dismantle the spray tube washs.
Further, the spray pipe and the compressed air pipe are concentrically arranged.
Through with the spray tube with compressed air pipe sets up with one heart, can make the intraductal gas flow equipartition of compressed air unobstructed, it is convenient simultaneously the spray tube outer wall sets up round steel, easy to assemble.
Further, the air blowing pipe also comprises a blast pipe with the length less than that of the compressed air pipe; the compressed air pipe penetrates through the blast pipe, and a pipe section of the compressed air pipe, which is provided with an air input pipe, extends out of one end of the compressed air pipe; the compressed air pipe is located body surface in the blast pipe is equipped with a plurality of round steel along the axial, compressed air pipe is located body in the blast pipe supports through these a little round steel and fixes in the blast pipe.
Because the utility model discloses an in the rotary kiln can be applied to the spray gun, can be equipped with the air-blower in the general rotary kiln, through add the blast pipe outward with the spray gun, rethread blast pipe and air-blower connection both can improve the compactedness of device structure, also can blow out the organic liquid crystal thing of spray tube export through blowing of blast pipe, and then avoid the spray tube to block up.
Further, a second sealing cover is arranged at a pipe orifice at one end of the blast pipe, and a pipe body of the compressed air pipe penetrates through the second sealing cover; and an air blast input pipe is inserted on the outer surface of the air blast pipe close to the pipe orifice at one end.
Because the input of compressed air pipe certainly the one end mouth of pipe of blast pipe stretches out, the one end mouth of pipe of blast pipe is directly connected with the air-blower's the degree of difficulty great. The pipe orifice at one end of the blast pipe is sealed through the second sealing cover, and the blast input pipe is inserted on the outer surface of the blast pipe, so that the blast pipe is conveniently connected with a blast blower.
Further, the blast pipe and the compressed air pipe are concentrically arranged.
Through with the blast pipe with compressed air pipe sets up with one heart, can make the gas flow equipartition in the blast pipe unobstructed, it is convenient simultaneously compressed air pipe outer wall sets up round steel, easy to assemble.
Furthermore, a 2-5mm gap is reserved between each round steel and the inner wall of the corresponding blast pipe or the inner wall of the corresponding compressed air pipe.
The spray gun comprises three layers of pipelines including a spray pipe, a compressed air pipe and a blast pipe, three different liquids and gases are respectively conveyed, the pressure, the flow and the size of the pipeline which are respectively conveyed are different, the vibration of the whole spray gun is easily caused, and a clearance of 2-5mm is reserved, so that the support stability of each pipeline is ensured, and the shock absorption effect is also realized to a certain extent.
Furthermore, the nozzle diameter of the spray pipe is 5mm, and the length is 25 mm.
The values of the diameter and the length of the spray head are obtained by combining the treatment capacity of the organic liquid and referring to a spray head design formula, so that the method is more scientific and accurate.
The utility model discloses still can realize through following technical scheme: a device for treating chemical organic liquid comprises the spray gun, the rotary kiln, the blower and the air compressor; the spray gun is arranged at the kiln head of the rotary kiln, the blower is connected with the blast input pipe, and the air compressor is connected with the air input pipe.
Compared with the prior art, the device for treating the chemical organic liquid of the utility model cancels the internal supporting steel structure of the rotary kiln settling chamber, and the spray gun is arranged at the kiln head of the rotary kiln, so that the spray pipe and the blast pipe are combined, thereby avoiding the phenomena of abrasion, corrosion, vulcanization and the like caused by overhigh heating temperature; the blowing input pipe is connected with the blower, so that the compactness of the device structure is improved, and the organic liquid crystals at the outlet of the spray pipe are blown out through the blowing of the blowing pipe, so that the blockage of the spray pipe is avoided.
Furthermore, the axis of the spray gun and the horizontal line of the rotary kiln form an included angle of 8 degrees.
In order to prevent liquid accumulation crystallization at the spray head of the spray gun, the axis of the spray gun and the horizontal line of the rotary kiln are arranged to form an included angle of 8 degrees.
Drawings
FIG. 1 is a schematic view of a spray gun according to the present invention;
FIG. 2 is a schematic sectional view A-A of FIG. 1;
FIG. 3 is a partial enlarged view B of FIG. 1;
fig. 4 is a schematic structural diagram of an apparatus for treating chemical organic liquids according to the present invention.
In the figure: 10. a spray gun; 11. a nozzle; 111. a first sealing cover; 112. a flange; 12. a compressed air pipe; 121. an air input pipe; 13. a blast pipe; 131. a blast input pipe; 132. a second sealing cover; 14. round steel; 20. a rotary kiln; 30. a blower; 40. an air compressor; g1, the gap distance between each round steel and the inner wall of the corresponding blast pipe; g2, the gap distance between each round steel and the inner wall of the corresponding compressed air pipe; D. the diameter of the spray head; l, length of the spray head; theta, and the included angle between the axis of the spray gun and the horizontal line of the rotary kiln.
Detailed Description
Referring to fig. 1 to 3, a spray gun 10 of the present embodiment includes a spray pipe 11, a compressed air pipe 12, an air input pipe 121, a blast pipe 13, a blast input pipe 131, a first sealing cover 111, and a second sealing cover 132;
the length of the spray pipe 11 is greater than that of the compressed air pipe 12; the compressed air pipe 12 has a greater pipe length than the blower pipe 13.
According to the treatment capacity of the organic liquid, the diameter D of the spray head of the spray pipe 11 is selected to be 5mm, the length L is selected to be 25mm through calculation, and the following calculation process is adopted:
a nozzle design formula:
H0＝Φ2H
note: q, processing flow;
mu-flow coefficient (typically 0.84, 0.86);
do-the diameter of the jet cross-section;
ho — pressure of jet cross section;
phi-flow coefficient (calculated from the fluid resistance coefficient lookup,
)；
h-nozzle working pressure (pressure value is 0.2-0.7MPa is the best).
The processing flow rate in actual production is 4.5m3/h, the working pressure is about 0.5MPa, and the diameter D and the length L of the spray head are obtained by combining the formula.
The connection mode of the spray gun 10 of the embodiment is as follows:
the spray pipe 11 is arranged in the compressed air pipe 12 in a penetrating way, and the input end of the spray pipe extends out of a pipe orifice at one end of the compressed air pipe 12; a plurality of round steel bars 14 are axially arranged on the outer surface of the pipe body of the spray pipe 11 in the compressed air pipe 12, and the pipe body of the spray pipe 11 in the compressed air pipe 12 is supported and fixed in the compressed air pipe 12 through the round steel bars 14;
a first sealing cover 111 is arranged at a pipe orifice at one end of the compressed air pipe 12, a pipe body of the spray pipe 11 is fixedly arranged in the first sealing cover 111 in a penetrating way, and the first sealing cover 111 is detachably connected with the pipe orifice at one end of the compressed air pipe 12 through a flange 112; an air input pipe 121 is inserted on the outer surface of the compressed air pipe 12 close to the pipe orifice at one end;
the compressed air pipe 12 is arranged in the blast pipe 13 in a penetrating way, and the pipe section of the compressed air pipe 12 provided with the air input pipe 121 extends out from one end of the compressed air pipe 12; a plurality of round steel bars 14 are axially arranged on the outer surface of the compressed air pipe 12 in the blast pipe 13, and the pipe body of the compressed air pipe 12 in the blast pipe 13 is supported and fixed in the blast pipe 13 through the round steel bars 14;
a second sealing cover 132 is arranged at one end of the blast pipe 13, and the pipe body of the compressed air pipe 12 is arranged in the second sealing cover 132 in a penetrating way; an air blast input pipe 131 is inserted on the outer surface of the air blast pipe 13 close to the pipe orifice at one end;
the spray pipe 11 and the compressed air 12 pipe are arranged concentrically; the blast pipe 13 is arranged concentrically with the compressed air pipe 12; a gap of 2-5mm is reserved between each round steel 14 and the inner wall of the corresponding blast pipe 13 or the inner wall of the corresponding compressed air pipe 12, and the embodiment is preferred; the clearance distance G1 between each round bar and the inner wall of the corresponding blast pipe is 4mm, and the clearance distance G2 between each round bar and the inner wall of the corresponding compressed air pipe is 2 mm.
The operation of a spray gun 10 of the present embodiment:
inputting organic liquid to be treated in a factory, such as copper extraction raffinate, zinc sulfate mother liquor and other liquid into the spray pipe 11, inputting air into the compressed air pipe 12, and inputting blast air into the input pipe of the blast pipe 13, so that the organic liquid is not easy to crystallize when a spray head of the spray pipe 11 sprays the organic liquid; when the outlet of the spray gun 10 is blocked by crystallization in the production process, the organic liquid can be stopped from being input into the spray pipe 11, the blast pipe 13 and the compressed air pipe 12 are closed, and then the spray pipe 11 is drawn out by detaching the flange 14 connected between the first sealing cover 111 and the compressed air pipe 12, and pipelines and blockages are cleaned.
Compared with the prior art, the spray gun 10 of the utility model has the advantages that the compressed air pipe 12 is additionally arranged on the spray pipe 11, and the compressed air pipe 12 is used for compressing air, so that the crystal blockage at the outlet of the spray pipe 11 can be avoided in the production process; by combining the blast pipe 13 with the spray gun 10, the compactness of the device structure can be improved, and organic liquid crystals at the outlet of the spray pipe 11 can be blown out by blowing air from the blast pipe 13, so that the spray pipe 11 is prevented from being blocked; the air input pipe 121 and the blast input pipe 131 are respectively connected with the compressed air pipe 12 and the blast pipe 13, so that the air compressor and the blast fan can be conveniently connected; a2-5 mm gap is reserved between each round steel and the inner wall of the corresponding blast pipe 13 or the inner wall of the corresponding compressed air pipe 12, so that the support stability of each pipeline is ensured, and the shock absorption effect is achieved to a certain extent.
Referring to fig. 4, the apparatus for treating chemical organic liquids of the present embodiment includes the above-mentioned spray gun 10, rotary kiln 20, blower 30 and air compressor 40; the spray gun 10 is arranged at the head of the rotary kiln 20, the blower 30 is connected with the blower input pipe 131, and the air compressor 40 is connected with the air input pipe 121; the axis of the lance 10 makes an angle theta of 8 degrees with the horizontal of the rotary kiln 20.
The working process of the device for treating chemical organic liquid in the embodiment is as follows:
starting the rotary kiln 20, the blower 30 and the air compressor 40, inputting organic liquid into the spray pipe 11 of the spray gun 10, stopping inputting the organic liquid into the spray pipe 11 when the outlet of the spray gun 10 is blocked in the production process, closing the blast pipe 13 and the compressed air pipe 12, extracting the spray pipe 11 by detaching the flange 14 connected between the first sealing cover 111 and the compressed air pipe 12, and cleaning pipelines and blockages.
Compared with the prior art, the device for treating the chemical organic liquid of the utility model cancels the internal supporting steel structure of the sedimentation chamber of the rotary kiln 20, and the spray gun 10 is arranged at the kiln head of the rotary kiln 20, so that the spray pipe 11 and the blast pipe 13 are combined, thereby avoiding the phenomena of abrasion, corrosion, vulcanization and the like caused by overhigh heating temperature; the blower input pipe 131 is connected with the blower 30, so that the compactness of the device structure is improved, and the organic liquid crystals at the outlet of the spray pipe 11 are blown out by the blowing of the blower pipe 13, so that the spray pipe is prevented from being blocked.
In addition, the axis of the spray gun 10 and the horizontal line of the rotary kiln 20 are arranged to form an included angle of 8 degrees, so that liquid accumulated at the spray head of the spray gun 10 is prevented from crystallizing.
The above-mentioned embodiments only represent one embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A spray gun, characterized by: the device comprises a spray pipe and a compressed air pipe, wherein the pipe length of the spray pipe is longer than that of the compressed air pipe; the spray pipe penetrates through the compressed air pipe, and the input end of the spray pipe extends out of a pipe orifice at one end of the compressed air pipe; the spray pipe is located the body surface in the compressed air pipe is equipped with a plurality of round steel along the axial, the spray pipe is located the body in the compressed air pipe supports through these round steel and fixes in the compressed air pipe.
2. A spray gun as claimed in claim 1, wherein: a first sealing cover is arranged at a pipe orifice at one end of the compressed air pipe, a pipe body of the spray pipe is fixedly arranged in the first sealing cover in a penetrating way, and the first sealing cover is detachably connected with the pipe orifice at one end of the compressed air pipe through a flange; an air input pipe is inserted on the outer surface of the compressed air pipe close to the pipe orifice at one end.
3. A spray gun as claimed in claim 2, in which: the spray pipe and the compressed air pipe are arranged concentrically.
4. A spray gun as claimed in claim 3, wherein: the blast pipe is shorter than the compressed air pipe; the compressed air pipe penetrates through the blast pipe, and a pipe section of the compressed air pipe, which is provided with an air input pipe, extends out of one end of the compressed air pipe; the compressed air pipe is located body surface in the blast pipe is equipped with a plurality of round steel along the axial, compressed air pipe is located body in the blast pipe supports through these a little round steel and fixes in the blast pipe.
5. A spray gun according to claim 4, wherein: a second sealing cover is arranged at a pipe orifice at one end of the blast pipe, and a pipe body of the compressed air pipe penetrates through the second sealing cover; and an air blast input pipe is inserted on the outer surface of the air blast pipe close to the pipe orifice at one end.
6. A spray gun according to claim 4, wherein: the blast pipe and the compressed air pipe are arranged concentrically.
7. A spray gun according to claim 4, wherein: and 2-5mm gaps are reserved between each round steel and the inner wall of the corresponding blast pipe or the inner wall of the corresponding compressed air pipe.
8. A spray gun according to claim 4, wherein: the nozzle diameter of the spray pipe is 5mm, and the length of the spray pipe is 25 mm.
9. An apparatus for treating chemical organic liquid, comprising: comprising a lance as claimed in any one of claims 5 to 8, a rotary kiln, a blower and an air compressor; the spray gun is arranged at the kiln head of the rotary kiln, the blower is connected with the blast input pipe, and the air compressor is connected with the air input pipe.
10. The apparatus for treating chemical organic liquid according to claim 9, wherein: the axis of the spray gun and the horizontal line of the rotary kiln form an included angle of 8 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920752943.8U CN210219804U (en) | 2019-05-22 | 2019-05-22 | Spray gun and device for treating chemical organic liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920752943.8U CN210219804U (en) | 2019-05-22 | 2019-05-22 | Spray gun and device for treating chemical organic liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210219804U true CN210219804U (en) | 2020-03-31 |
Family
ID=69927308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920752943.8U Active CN210219804U (en) | 2019-05-22 | 2019-05-22 | Spray gun and device for treating chemical organic liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210219804U (en) |
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2019
- 2019-05-22 CN CN201920752943.8U patent/CN210219804U/en active Active
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