CN217628459U - Cooling device for rock drill in front of blast furnace - Google Patents
Cooling device for rock drill in front of blast furnace Download PDFInfo
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- CN217628459U CN217628459U CN202221005479.4U CN202221005479U CN217628459U CN 217628459 U CN217628459 U CN 217628459U CN 202221005479 U CN202221005479 U CN 202221005479U CN 217628459 U CN217628459 U CN 217628459U
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Abstract
The utility model discloses a blast furnace stokehold rock drill cooling device, including the cooling tube structure, the compressed air pipeline is installed to the front end of cooling tube structure, install the injection pipeline in the cooling tube structure, a plurality of cooling water jet orifice has been seted up on the outer wall of injection pipeline, the inside of cooling tube structure is rotated and is installed the atomizing turbofan, the atomizing turbofan is located the rear side of injection pipeline. A blast furnace stokehold rock drill cooling device, belong to the cooling device field, through set up the cooling water jet orifice on injection pipeline, make the cooling water can follow the cooling water jet orifice and flow, thereby produce the atomizing on beating the inner wall of cooling pipeline structure, then blow the atomizing turbofan by compressed air with the cooling water after producing the atomizing on, the atomizing turbofan is blown by compressed air and can be produced the rotation this moment, and then the pivoted atomizing turbofan can be further atomized with the not fully atomized cooling water, finally make the cooling water atomization effect better.
Description
Technical Field
The utility model relates to a cooling device field, in particular to a cooling device of a blast furnace stokehole rock drill.
Background
The blast furnace tapping machine belongs to one of main process equipment for operation in front of the furnace, and has the main functions of tapping a tap hole when tapping a blast furnace, and a rock drill which is an important part of the tapping machine mainly completes the rotation and impact functions of a drill rod. At present, the cooling mode of the medium and small-sized blast furnace rock drill mainly adopts compressed air cooling, the compressed air is connected to an air inlet of the rock drill and enters a hollow drill rod from the air inlet to a hollow drill bit tail, and the purging of a taphole channel is realized when a taphole is opened. However, the existing rock drill has the following inevitable problems due to poor cooling effect: firstly, the alloy drill bit (conjoined drill rod) of the drill rod is damaged due to poor cooling effect, the consumption of the drill rod is large, and the current consumption is generally 1-1.5 drill bits per heat; secondly, when the taphole is difficult to open, the impact time of the rock drill is long, and faults such as oil leakage and drill bit tail fracture of the sealing ring due to long-time baking are easily caused. Therefore, the modification of the cooling device of the stokehole rock drill is necessary.
The current patent number is CN201520454033.3 a blast furnace stokehold rock drill cooling device, though it has alleviated the problem that is difficult to form the even atomized water of dispersion in the blast furnace stokehold rock drill cooling device of prior art to a certain extent, its compressed air pipeline is with ninety degrees angle direct connection on the outer wall of outer tube, when compressed air enters into the outer tube, can directly strike on the inner wall of outer tube, and then can cause the turbulent flow, also can reduce compressed air's velocity of flow, and, it utilizes the cooling water in the pinhole pipe directly to beat the mode on the atomizing baffle and produces the effect of atomized water relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a cooling device of a rock drill in front of a blast furnace, which can effectively solve the problem in the background technology.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a blast furnace stokehold rock drill cooling device, includes the cooling tube structure, the compressed air pipeline is installed to the front end of cooling tube structure, install the injection pipeline in the cooling tube structure, a plurality of cooling water jet orifice has been seted up on the outer wall of injection pipeline, the inside rotation of cooling tube structure installs the atomizing turbofan, the atomizing turbofan is located the rear side of injection pipeline.
Preferably, the front end of the cooling pipeline structure is provided with a first mounting hole, the first mounting hole penetrates through the front end of the cooling pipeline structure and the inner wall of the cooling pipeline structure, the front end of the cooling pipeline structure is symmetrically provided with two second mounting holes, the two second mounting holes are symmetrically arranged on two sides of the first mounting hole, and the two second mounting holes penetrate through the front end of the cooling pipeline structure and the inner wall of the cooling pipeline structure.
Preferably, the compressed air pipeline is symmetrically provided with two compressed air branch pipes, the two compressed air branch pipes and the compressed air pipeline are of an integrally formed structure, the two compressed air branch pipes are respectively inserted into two second mounting holes symmetrically formed in the front end of the cooling pipeline structure, and the two compressed air branch pipes are respectively and fixedly mounted in the two second mounting holes in a welding mode.
Preferably, a high pressure water pipe is installed at the front end of the injection pipe, and the high pressure water pipe is located at the front side of the cooling pipe structure.
Preferably, the injection pipeline is installed in a first installation hole formed in the front end of the cooling pipeline structure, the injection pipeline is fixedly installed in the first installation hole in a welding mode, the plurality of cooling water injection holes are uniformly formed, and the plurality of cooling water injection holes are all located in the cooling pipeline structure.
Preferably, the atomization turbofan is provided with an installation support rod, the installation support rod is fixedly installed on the inner wall of the cooling pipeline structure in a welding mode, and the atomization turbofan is rotatably installed on the installation support rod.
Compared with the prior art, the utility model discloses following beneficial effect has:
the compressed air pipeline is connected to the front end of the cooling pipeline structure, so that the problem that when compressed air enters the cooling pipeline structure, the compressed air directly impacts the inner wall of the cooling pipeline structure, so that turbulent flow is caused, and the flow rate of the compressed air is reduced can be solved; through seting up the cooling water jet orifice on the injection pipeline for the cooling water can follow the cooling water jet orifice and flow out, thereby beat and produce the atomizing on the inner wall of cooling pipe structure, then blow the atomizing turbofan by the cooling water after compressed air will produce the atomizing again on, the atomizing turbofan is blown by compressed air and can be produced the rotation this moment, and then the pivoted atomizing turbofan can further atomize the not fully atomized cooling water, finally makes the cooling water atomization effect better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the cooling pipe structure of the present invention;
fig. 3 is a schematic structural view of the injection pipe of the present invention.
In the figure: 1. cooling the pipeline structure; 2. a compressed air conduit; 3. a high-pressure water pipeline; 4. an atomizing turbofan; 5. a first mounting hole; 6. a second mounting hole; 7. an injection duct; 8. a cooling water injection hole; 9. mounting a support rod; 10. and (5) dividing the compressed air into pipes.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Example 1:
referring to fig. 1 and 2, a cooling device for a blast furnace front rock drill includes a cooling pipeline structure 1, a first mounting hole 5 is formed in the front end of the cooling pipeline structure 1, the first mounting hole 5 penetrates the front end of the cooling pipeline structure 1 through the inner wall, two second mounting holes 6 are symmetrically formed in the front end of the cooling pipeline structure 1, the two second mounting holes 6 are symmetrically formed in two sides of the first mounting hole 5, and the front end of the cooling pipeline structure 1 is penetrated through the inner wall by the two second mounting holes 6.
Example 2:
referring to fig. 1 and 3, a compressed air pipeline 2 is installed at the front end of a cooling pipeline structure 1, two compressed air branch pipes 10 are symmetrically installed on the compressed air pipeline 2, the two compressed air branch pipes 10 and the compressed air pipeline 2 are of an integrally formed structure, the two compressed air branch pipes 10 are respectively inserted into two second installation holes 6 symmetrically formed in the front end of the cooling pipeline structure 1, the two compressed air branch pipes 10 are respectively and fixedly installed in the two second installation holes 6 by welding, by connecting the compressed air pipeline 2 to the front end of the cooling pipeline structure 1, when the compressed air enters the cooling pipeline structure 1, the compressed air directly impacts the inner wall of the cooling pipeline structure 1 and further causes turbulent flow, the flow rate of the compressed air is reduced, when in use, the compressed air enters the compressed air branch pipes 10 through the compressed air pipeline 2 and then enters the cooling pipeline structure 1, a jet pipeline 7 is installed in the cooling pipeline structure 1, a plurality of cooling water jet holes 8 are formed in the outer wall of the jet pipeline 7, the jet pipeline 7 is installed at the front end of the compressed air branch pipe 3, the cooling pipeline structure is installed in the cooling pipeline structure, a fan cooling pipeline structure 4 is installed in a manner that a high-pressure water jet fan 5 is welded with a plurality of a cooling pipeline 7, a cooling pipeline structure installed in a cooling pipeline structure, a fan 5, a fan is installed in the cooling pipeline structure, a fan installed in a manner, atomizing turbofan 4 rotates and installs on installation branch 9, through set up cooling water jet orifice 8 on injection pipeline 7, make cooling water can follow cooling water jet orifice 8 and flow out, thereby produce the atomizing on hitting the inner wall of cooling pipeline structure 1, then blow atomizing turbofan 4 by compressed air on will producing the cooling water after the atomizing again, atomizing turbofan 4 is blown by compressed air and can be produced the rotation this moment, and then pivoted atomizing turbofan 4 can be further atomized with the not fully atomized cooling water, finally make cooling water atomization effect better.
It should be noted that, the utility model relates to a blast furnace stokehold rock drill cooling device, when using, the cooling water enters into injection pipeline 7 through high pressure water pipe 3 in, then by 8 blowout of cooling water jet orifices, spun cooling water can beat on cooling pipeline structure 1's the inner wall this moment, thereby produce the atomizing, meanwhile, compressed air enters into compressed air in the branch pipe 10 through compressed air pipeline 2, then reentrant cooling pipeline structure 1 in, later compressed air can blow the cooling water after the atomizing, then will produce the cooling water after the atomizing and blow on atomizing turbofan 4, atomizing turbofan 4 is blown by compressed air this moment and can produce the rotation, and then pivoted atomizing turbofan 4 can further atomize the cooling water that does not fully atomize.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a blast furnace stokehold rock drill cooling device, includes cooling pipe structure (1), its characterized in that: compressed air pipeline (2) are installed to the front end of cooling pipeline structure (1), install injection pipeline (7) in cooling pipeline structure (1), a plurality of cooling water jet orifice (8) have been seted up on the outer wall of injection pipeline (7), atomizing turbofan (4) are installed in the inside rotation of cooling pipeline structure (1), atomizing turbofan (4) are located the rear side of injection pipeline (7).
2. The cooling device for the rock drill in front of the blast furnace according to claim 1, characterized in that: mounting hole (5) have been seted up No. one to the front end of cooling pipeline structure (1), mounting hole (5) run through the front end and the inner wall of cooling pipeline structure (1), two mounting hole (6) No. two have been seted up to the front end symmetry of cooling pipeline structure (1), two the both sides at mounting hole (5) are seted up to No. two mounting hole (6) symmetry, two mounting hole (6) are all run through the front end and the inner wall of cooling pipeline structure (1).
3. The cooling device for the rock drill in front of the blast furnace according to claim 2, characterized in that: two compressed air branch pipes (10) are symmetrically installed on the compressed air pipeline (2), the two compressed air branch pipes (10) and the compressed air pipeline (2) are of an integrated structure, the two compressed air branch pipes (10) are respectively inserted into two mounting holes (6) symmetrically formed in the front end of the cooling pipeline structure (1), and the two compressed air branch pipes (10) are respectively and fixedly installed in the two mounting holes (6) in a welding mode.
4. The cooling device for the rock drill in front of the blast furnace according to claim 3, characterized in that: the front end of the injection pipeline (7) is provided with a high-pressure water pipeline (3), and the high-pressure water pipeline (3) is positioned on the front side of the cooling pipeline structure (1).
5. The cooling device for the rock drill in front of the blast furnace according to claim 4, wherein: the spray pipe (7) is installed in a mounting hole (5) formed in the front end of the cooling pipe structure (1), the spray pipe (7) is fixedly installed in the mounting hole (5) in a welding mode, the spray pipe is provided with a plurality of cooling water spray holes (8) which are uniformly formed, and the cooling water spray holes (8) are all located in the cooling pipe structure (1).
6. The cooling device for the rock drill in front of the blast furnace according to claim 5, wherein: the atomizing turbofan structure is characterized in that an installation supporting rod (9) is installed on the atomizing turbofan (4), the installation supporting rod (9) is fixedly installed on the inner wall of the cooling pipeline structure (1) in a welding mode, and the atomizing turbofan (4) is rotatably installed on the installation supporting rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005479.4U CN217628459U (en) | 2022-04-28 | 2022-04-28 | Cooling device for rock drill in front of blast furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221005479.4U CN217628459U (en) | 2022-04-28 | 2022-04-28 | Cooling device for rock drill in front of blast furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217628459U true CN217628459U (en) | 2022-10-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221005479.4U Active CN217628459U (en) | 2022-04-28 | 2022-04-28 | Cooling device for rock drill in front of blast furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217628459U (en) |
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2022
- 2022-04-28 CN CN202221005479.4U patent/CN217628459U/en active Active
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