CN218089648U - Device for rapidly prolonging drill rod of tapping machine of blast furnace on line - Google Patents
Device for rapidly prolonging drill rod of tapping machine of blast furnace on line Download PDFInfo
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- CN218089648U CN218089648U CN202222119280.0U CN202222119280U CN218089648U CN 218089648 U CN218089648 U CN 218089648U CN 202222119280 U CN202222119280 U CN 202222119280U CN 218089648 U CN218089648 U CN 218089648U
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- drill rod
- drilling rod
- blast furnace
- tapping machine
- drill
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Abstract
The utility model discloses a device of blast furnace tapping machine drilling rod is prolonged fast on line belongs to metallurgical technical field, a device of blast furnace tapping machine drilling rod is prolonged fast on line, including the rock drill, shake and play pole and drilling rod body, shake and install drilling rod extension device between pole and the drilling rod body, the drilling rod cover is all installed at drilling rod extension device both ends, and the drilling rod cover respectively with shake and play pole and drilling rod body interference and be connected, T38X 200's levogyration trapezoidal thread is seted up to drilling rod cover inside wall, extension device is made by phi 50 round steel, and makes T38X 200's levogyration trapezoidal thread is all seted up to the front and back end of phi 50 round steel, and it can realize, makes drilling rod length extension fast, can deal with the extension device of the deep iron notch of blast furnace. The opening modes such as oxygen pipe iron notch burning, stewing and blasting and the like are replaced by a manual mode, and the maintenance of the iron notch stability is further facilitated.
Description
Technical Field
The utility model relates to the technical field of metallurgy, more specifically say, relate to a device of online quick extension blast furnace tapping machine drilling rod.
Background
During normal production of a blast furnace, maintaining a taphole to discharge slag on time is one of the main tasks of front work, the depth change of the taphole sometimes has uncertainty, when furnace conditions recover, the working condition of the taphole is unstable, the taphole cannot be opened after a drill rod of a tapping machine is run out (the length of the current drill rod is 4.5 meters), the taphole cannot be opened in time, the iron is blocked in the furnace, wind is reduced, and the smooth operation of the furnace conditions is influenced, so that the problem is solved by providing the device for rapidly prolonging the drill rod of the tapping machine of the blast furnace on line.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a device of online quick extension blast furnace tapping machine drilling rod, it can realize making drilling rod length extension fast, can deal with the extension device of the dark iron notch of blast furnace. The opening modes such as oxygen pipe iron notch burning, stewing and blasting and the like are replaced by a manual mode, and the maintenance of the iron notch stability is further facilitated.
2. Technical scheme
In order to solve the problem, the utility model adopts the following technical proposal.
A device for rapidly lengthening a drill rod of a blast furnace tapping machine on line comprises a rock drill, a rapping rod and a drill rod body, wherein a drill rod lengthening device is arranged between the rapping rod and the drill rod body, drill rod sleeves are arranged at two ends of the drill rod lengthening device and are in interference connection with the rapping rod and the drill rod body respectively, and a left-handed trapezoidal thread T38 x 200 is arranged on the inner side wall of each drill rod sleeve;
the lengthening device is made of phi 50 round steel, and the front end and the rear end of the manufactured phi 50 round steel are provided with left-handed trapezoidal threads of T38 x 200.
Further, the drill rod lengthening device is provided with two specifications of 50cm and 100 cm.
Further, the drill rod sleeve is provided with at least two.
Further, the length of the drill rod body is prolonged within the range of 5m-5.5m.
Furthermore, the inner diameter of the drill rod sleeve is matched with the outer diameter of the drill rod lengthening device, and the drill rod sleeve is in threaded connection with the end head of the drill rod lengthening device.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
according to the scheme, the operation process is quick, the deep iron notch can be opened quickly and efficiently, and basic conditions are created for iron notch maintenance and smooth operation in the furnace.
Drawings
FIG. 1 is a schematic view of a quick extension drill rod configuration;
FIG. 2 is a schematic view of an unextended drill pipe configuration.
The reference numbers in the figures illustrate:
1. a rock drill; 101. vibrating a rapping bar; 2. a drill rod sleeve; 3. a drill stem; 4. drilling rod extension fixture.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example (b):
referring to fig. 1-2, a device for rapidly lengthening a drill rod of a tapping machine of a blast furnace on line comprises a rock drill 1, a rapping rod 101 and a drill rod body 3, wherein a drill rod lengthening device 4 is installed between the rapping rod 101 and the drill rod body 3, drill rod sleeves 2 are installed at two ends of the drill rod lengthening device 4, the drill rod sleeves 2 are respectively in interference connection with the rapping rod 101 and the drill rod body 3, and left-handed trapezoidal threads of T38 x 200 are formed in the inner side wall of each drill rod sleeve 2;
the lengthening device 4 is made of phi 50 round steel, and the front end and the rear end of the made phi 50 round steel are both provided with left-handed trapezoidal threads T38 x 200.
The drill rod lengthening device 4 is provided with two specifications of 50cm and 100 cm.
At least two drill bushings 2 are provided.
The length of the drill rod body 3 is prolonged within the range of 5m-5.5m.
The inner diameter of the drill rod sleeve 2 is matched with the outer diameter of the drill rod lengthening device 4, and the drill rod sleeve 2 is in threaded connection with the end head of the drill rod lengthening device 4.
When in use: the technical scheme adopted by the utility model is that the device is connected with a drill rod body 3 and a rapping rod 101 by a drill rod sleeve 2, a drill rod lengthening device 4 adopts two specifications of lengthening devices with the length of 50 centimeters and 1 meter, and when the iron notch is too deep, the drill rod lengthening device 4 is rapidly used, so that the iron notch can be quickly and timely opened;
the device mainly comprises a drill rod lengthening device 4 and a drill rod sleeve 2, when in use, a drill rod body 3 is dismounted, one end of the drill rod lengthening device 4 is connected to the drill rod body 3 through the drill rod sleeve 2, and the other end of the drill rod lengthening device is connected to a rapping rod 101 on a rock drill 1, so that the length of the drill rod body is rapidly increased to 5-5.5 m, and the purpose of rapidly opening a deep iron notch is achieved;
the drill rod lengthening device 4 is made of phi 50 round steel, has the length of 0.5m-1m and is provided with left-handed trapezoidal threads T38 x 200 at the front end and the rear end, and is connected with the drill rod sleeve 2 on the rock drill 1 and the drill rod sleeve 2 on the drill rod body 3;
the size of the trapezoidal thread can be modified according to the size of a drill rod sleeve 2 of the rock drill 1, and the whole size can be adjusted according to the size of a furnace;
this scheme adoption is the drill rod length extension fast, can deal with the extension device of the dark iron notch of blast furnace. Opening modes such as oxygen pipe iron notch burning, stewing and blasting are replaced by a manual mode, and the maintenance of the iron notch stability is further facilitated;
1. checking and confirming the wearing of labor protection articles (safety helmets, masks and the like);
2. drilling an iron notch by a tapping machine;
3. after the drill rod is drilled, the tapping machine trolley reaches the foremost end of the tapping machine beam;
4. unloading the drill rod of the tapping machine, introducing the lengthening device, rotating the large arm of the tapping machine after the lengthening device is brought, and continuing tapping;
5. the tap hole was successfully drilled.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a device of online quick extension blast furnace tapping machine drilling rod, includes rock drill (1), shakes rapping bar (101) and drilling rod body (3), its characterized in that: a drill rod lengthening device (4) is arranged between the rapping rod (101) and the drill rod body (3), drill rod sleeves (2) are arranged at two ends of the drill rod lengthening device (4), the drill rod sleeves (2) are respectively in interference connection with the rapping rod (101) and the drill rod body (3), and left-hand trapezoidal threads of T38 x 200 are formed in the inner side wall of each drill rod sleeve (2);
the lengthening device (4) is made of phi 50 round steel, and the front end and the rear end of the made phi 50 round steel are provided with left-handed trapezoidal threads of T38 x 200.
2. The device for rapidly extending the drill rod of the blast furnace tapping machine on line according to claim 1, is characterized in that: the drill rod lengthening device (4) is provided with two specifications of 50cm and 100 cm.
3. The device for rapidly extending the drill rod of the blast furnace tapping machine on line according to claim 1, is characterized in that: the drill pipe sleeve (2) is provided with at least two.
4. The device for rapidly extending the drill rod of the blast furnace tapping machine on line according to claim 1, is characterized in that: the length extension range of the drill rod body (3) is 5m-5.5m.
5. The device for rapidly extending the drill rod of the blast furnace tapping machine on line according to claim 1, is characterized in that: the inner diameter of the drill rod sleeve (2) is matched with the outer diameter of the drill rod lengthening device (4), and the drill rod sleeve (2) is in threaded connection with the end head of the drill rod lengthening device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222119280.0U CN218089648U (en) | 2022-08-11 | 2022-08-11 | Device for rapidly prolonging drill rod of tapping machine of blast furnace on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222119280.0U CN218089648U (en) | 2022-08-11 | 2022-08-11 | Device for rapidly prolonging drill rod of tapping machine of blast furnace on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218089648U true CN218089648U (en) | 2022-12-20 |
Family
ID=84446012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222119280.0U Active CN218089648U (en) | 2022-08-11 | 2022-08-11 | Device for rapidly prolonging drill rod of tapping machine of blast furnace on line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218089648U (en) |
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2022
- 2022-08-11 CN CN202222119280.0U patent/CN218089648U/en active Active
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