CN216688196U - Dust removing device for blast furnace gas pipeline - Google Patents
Dust removing device for blast furnace gas pipeline Download PDFInfo
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- CN216688196U CN216688196U CN202220198164.XU CN202220198164U CN216688196U CN 216688196 U CN216688196 U CN 216688196U CN 202220198164 U CN202220198164 U CN 202220198164U CN 216688196 U CN216688196 U CN 216688196U
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- cleaning gun
- nozzle
- blast furnace
- connecting flange
- furnace gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model discloses a dust removing device for a blast furnace gas pipeline, which comprises a cleaning gun rod and a connecting flange, wherein the connecting flange is sleeved on the cleaning gun rod, the cleaning gun rod is in sealing fit with the connecting flange, the friction force between the cleaning gun rod and the connecting flange is greater than the self gravity of the cleaning gun rod, a nozzle is fixedly arranged at the upper end of the cleaning gun rod, and a one-way valve is fixedly arranged at the lower end of the cleaning gun rod. The device can be directly installed on a gas pipeline, and can spray water and clean ash in the gas pipeline at any time, so that online cleaning is realized.
Description
Technical Field
The utility model belongs to a blast furnace gas pipeline dust removal treatment technology, and particularly relates to a blast furnace gas pipeline dust removal device.
Background
The bottom of the blast furnace gas pipeline part has more dust, and the thickness of some pipe sections reaches about 20 cm. Therefore, the discharge of condensed water in the pipeline is greatly hindered, particularly, under the condition of much water in winter, the blockage of 3 drainers is serious, and when the situation is the worst, the drainers are dredged and blocked in the afternoon in the morning, the dredging workload is too large, and the safety risk is increased. 2. The original pipeline ash removal can be carried out only by stopping the gas maintenance of a pipe network, so that the opportunities are few and few, and the thorough treatment cannot be carried out for various reasons.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model designs the dust removing device for the blast furnace gas pipeline, which can be directly arranged on the gas pipeline, can be used for spraying water to remove dust in the gas pipeline at any time, realizes online cleaning, and is convenient for discharging condensed water in the pipeline.
The technical scheme disclosed by the utility model is as follows: the dust cleaning device for the blast furnace gas pipeline comprises a cleaning gun rod and a connecting flange, wherein the connecting flange is sleeved on the cleaning gun rod, the cleaning gun rod is in sealing fit with the connecting flange, the friction force between the cleaning gun rod and the connecting flange is greater than the self gravity of the cleaning gun rod,
the upper end of the cleaning gun rod is fixedly provided with a nozzle,
the lower end of the cleaning gun rod is fixedly provided with a one-way valve.
In addition to the above, preferably, the nozzle includes a nozzle a and a nozzle B, and an angle is formed between an axial direction of the nozzle a and an axial direction of the nozzle B.
In addition to the above, preferably, the axial angle between the nozzles a and B is 90 degrees.
On the basis of above-mentioned scheme, as preferred, the nozzle takeover is installed to the upper end of washing rifle pole, and the nozzle takeover includes the standpipe, violently manages, and the standpipe is the T font with violently managing, the upper end of the lower extreme fixed connection washing rifle pole of standpipe.
On the basis of the scheme, preferably, the upper end face of the connecting flange is provided with an annular groove, and the connecting flange is connected with the flange joint of the gas pipeline in a sealing mode by installing a sealing ring in the annular groove.
On the basis of the scheme, preferably, the lower end face of the connecting flange is fixedly provided with a cleaning gun cylinder body, the lower end of the cleaning gun cylinder body is fixedly provided with an end cover, the end cover is fixedly provided with a sealing gland, the cleaning gun body penetrates through the sealing gland, the end cover, the cleaning gun cylinder body and the connecting flange in a clearance fit mode, and the sealing gland and the cleaning gun body are connected in a sealing mode through a sealing piece.
On the basis of the scheme, as preferred, the lower terminal surface of end cover has the echelonment hole, the echelonment hole includes major diameter hole and the minor diameter hole that is located major diameter hole upper end, gland includes vertical section, horizontal section, vertical section part inserts in the major diameter hole, and has sealing member A between the upper end tip of vertical section and the bottom in major diameter hole, the inner wall of vertical section has sealed recess, sealing member B has in the sealed recess, pass through bolt fixed connection between horizontal section and the end cover.
On the basis of the scheme, the cleaning gun body is preferably spliced by at least two sections of stainless steel pipes through joints to form a long straight pipe.
On the basis of the scheme, preferably, a hand wheel is fixedly installed on the cleaning gun body.
Compared with the prior art, the utility model has the following beneficial effects:
the device can be directly installed on a gas pipeline, and can spray water and clean ash in the gas pipeline at any time, so that online cleaning is realized.
The rotatable cleaning gun rod realizes 360-degree online water spraying cleaning, and the ash removal efficiency is high.
The one-way valve can ensure that gas does not leak.
And a plurality of stainless steel pipes are spliced, so that the processing is convenient and the processing cost is low.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a perspective view of the present invention;
FIG. 4 is a schematic structural view of an end cap;
figure 5 is a schematic view of the mating of the end cap and gland.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the utility model, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
As shown in fig. 1-5, the dust removing device for the blast furnace gas pipeline comprises a cleaning gun rod 1 and a connecting flange 2, wherein the connecting flange is sleeved on the cleaning gun rod, the cleaning gun rod is in sealing fit with the connecting flange, the friction force between the cleaning gun rod and the connecting flange is greater than the self gravity of the cleaning gun rod,
the upper end of the cleaning gun rod is fixedly provided with a nozzle,
the lower end of the cleaning gun rod is fixedly provided with a one-way valve.
The ash removal device is arranged on a blast furnace gas pipeline to form a new blast furnace gas pipeline, specifically, the blast furnace gas pipeline comprises a transverse gas pipeline connected with a blast furnace, a longitudinal gas pipeline is fixed on the transverse gas pipeline to form a T-shaped gas pipeline, the longitudinal gas pipeline comprises a main pipeline which is longitudinal in the axial direction and a bypass pipeline communicated with the main pipeline, the bypass pipeline is connected with a drainer, and the lower end of the main pipeline is provided with a flange which is used for connecting a valve flange.
During assembly, the valve is disassembled, the flange and the connecting flange are fixedly and hermetically connected, the cleaning gun rod penetrates through the connecting flange and extends into the transverse gas pipeline, the cleaning gun rod and the connecting flange keep static in a free state by means of friction force between the cleaning gun rod and the connecting flange, and the cleaning gun rod can axially move and radially rotate relative to the connecting flange when stressed.
When the gas cleaning device is required to be used, a high-pressure water source is connected with the inlet end of the one-way valve, water is sprayed out from the spray nozzle, when the gas cleaning device needs to rotate, the gun rod of the cleaning gun can be rotated, 360-degree online water spraying cleaning is achieved, the ash cleaning efficiency is high, and the one-way valve can ensure that gas is not leaked.
Wherein, the nozzle includes nozzle A3, nozzle B4, has the contained angle between the axial of nozzle A and the axial of nozzle B, and the contained angle is preferred 90 degrees, specifically as: the nozzle is installed to the upper end of washing rifle pole and is taken over, and the nozzle is taken over and is included the standpipe, violently manages, and standpipe upper end installation nozzle A violently installs nozzle B on the pipe, and the standpipe is the T font with violently managing, the upper end of the lower extreme fixed connection washing rifle pole of standpipe. The two nozzles are arranged at 90 degrees, and the cleaning efficiency is high.
The upper end face of the connecting flange is provided with an annular groove, and the connecting flange is hermetically connected with a flange joint of the gas pipeline by installing a sealing ring in the annular groove.
The cleaning gun comprises a connecting flange, a cleaning gun cylinder body 5, an end cover 6, a sealing gland 7, a cleaning gun body, a sealing cover, a cleaning gun cylinder body and the connecting flange, wherein the cleaning gun cylinder body 5 is fixedly installed on the lower end face of the connecting flange, the end cover is fixedly installed on the lower end of the cleaning gun cylinder body, the sealing gland 7 is fixedly installed on the end cover, the cleaning gun body penetrates through the sealing gland, the end cover, the cleaning gun cylinder body and the connecting flange in a clearance fit mode, and the sealing gland and the cleaning gun body are connected in a sealing mode through a sealing piece.
The lower terminal surface of end cover has the echelonment hole, and the recess includes major diameter hole 8 and is located major diameter hole upper end minor diameter hole 9, and gland includes vertical section 10, horizontal section 11, and vertical section part inserts in the major diameter hole, and has sealing member A12 between the upper end tip of vertical section and the bottom in major diameter hole, and the inner wall of vertical section has sealed recess, has sealing member B13 in the sealed recess, through bolt fixed connection between horizontal section and the end cover. The gas is further ensured not to leak through the sealing gland.
For the connection between the connecting flange and the cleaning gun body, the bearing connection can also be adopted, for example, the outer ring of the bearing is fixedly connected to the connecting flange, the inner ring is fixedly connected with the cleaning gun body, and the cleaning gun body is sealed by the sealing gland.
The cleaning gun body is formed by splicing at least two sections of stainless steel pipes through joints to form a long straight pipe. The cleaning gun body is long in length, and is spliced by a plurality of stainless steel pipes, so that the cleaning gun is convenient to process and low in processing cost.
In order to facilitate the rotation of the cleaning gun body, a hand wheel 14 is fixedly arranged on the cleaning gun body.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The dust removing device for the blast furnace gas pipeline is characterized by comprising a cleaning gun rod and a connecting flange, wherein the connecting flange is sleeved on the cleaning gun rod, the cleaning gun rod is in sealing fit with the connecting flange, the friction force between the cleaning gun rod and the connecting flange is greater than the self gravity of the cleaning gun rod,
the upper end of the cleaning gun rod is fixedly provided with a nozzle,
the lower end of the cleaning gun rod is fixedly provided with a one-way valve.
2. The blast furnace gas duct ash removal device of claim 1, wherein the nozzle comprises a nozzle A and a nozzle B, and an included angle is formed between the axial direction of the nozzle A and the axial direction of the nozzle B.
3. The blast furnace gas duct ash removal device of claim 1, wherein the included angle between the axes of the nozzle A and the nozzle B is 90 degrees.
4. The blast furnace gas pipe ash removal device according to claim 2, wherein the upper end of the lance rod of the cleaning lance is provided with a nozzle connecting pipe, the nozzle connecting pipe comprises a vertical pipe and a horizontal pipe, the vertical pipe and the horizontal pipe are T-shaped, and the lower end of the vertical pipe is fixedly connected with the upper end of the lance rod of the cleaning lance.
5. The dust removing device for the blast furnace gas pipeline as claimed in claim 1, wherein the upper end surface of the connecting flange is provided with an annular groove, and the connecting flange is hermetically connected with the flange joint of the gas pipeline by installing a sealing ring in the annular groove.
6. The blast furnace gas pipeline ash removal device of claim 1, wherein the lower end surface of the connecting flange is fixedly provided with a cleaning gun cylinder body, the lower end of the cleaning gun cylinder body is fixedly provided with an end cover, a sealing gland is fixedly arranged on the end cover, the cleaning gun body passes through the sealing gland, the end cover, the cleaning gun cylinder body and the connecting flange in a clearance fit manner, and the sealing gland and the cleaning gun body are in sealing connection through a sealing element.
7. The blast furnace gas pipeline ash removal device of claim 6, wherein the lower end face of the end cover is provided with a stepped hole, the stepped hole comprises a large-diameter hole and a small-diameter hole positioned at the upper end of the large-diameter hole, the sealing gland comprises a vertical section and a transverse section, the vertical section is partially inserted into the large-diameter hole, a sealing element A is arranged between the upper end part of the vertical section and the bottom of the large-diameter hole, the inner wall of the vertical section is provided with a sealing groove, a sealing element B is arranged in the sealing groove, and the transverse section is fixedly connected with the end cover through a bolt.
8. The ash removal device for the blast furnace gas pipeline according to claim 1, wherein the cleaning gun body is formed by splicing at least two sections of stainless steel pipes through joints to form a long straight pipe.
9. The blast furnace gas pipe ash removal device of claim 1, wherein a handwheel is fixedly arranged on the gun body of the cleaning gun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220198164.XU CN216688196U (en) | 2022-01-25 | 2022-01-25 | Dust removing device for blast furnace gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220198164.XU CN216688196U (en) | 2022-01-25 | 2022-01-25 | Dust removing device for blast furnace gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216688196U true CN216688196U (en) | 2022-06-07 |
Family
ID=81826702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220198164.XU Active CN216688196U (en) | 2022-01-25 | 2022-01-25 | Dust removing device for blast furnace gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216688196U (en) |
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2022
- 2022-01-25 CN CN202220198164.XU patent/CN216688196U/en active Active
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