CN219195014U - Quick dismounting device for screw rod is tightened up to blast furnace tuyere - Google Patents
Quick dismounting device for screw rod is tightened up to blast furnace tuyere Download PDFInfo
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- CN219195014U CN219195014U CN202320133756.8U CN202320133756U CN219195014U CN 219195014 U CN219195014 U CN 219195014U CN 202320133756 U CN202320133756 U CN 202320133756U CN 219195014 U CN219195014 U CN 219195014U
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- tightening screw
- blast furnace
- screw rod
- star nut
- furnace tuyere
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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 quick dismounting device for a screw rod for tightening a blast furnace tuyere, which comprises a sleeve joint plate, a clamping arm and a handle, wherein the sleeve joint plate is sleeved on the sleeve joint plate; the sleeve joint plate is coaxially sleeved on one end of the tightening screw near the four-star nut, clamping arms are also symmetrically and vertically welded at two opposite ends of one side surface of the tightening screw near the four-star nut, the two clamping arms are arranged at positions corresponding to the positions of the opposite concave parts of the four-star nut and are matched with the radian of the concave parts of the four-star nut, and the sleeve joint plate is respectively clamped in the corresponding concave parts of the four-star nut through the two clamping arms so as to position the tightening screw along the radial direction of the tightening screw; the top of the sleeve joint plate is also vertically welded with a handle, and then the handle is knocked by a large hammer to drive the clamping arm to bear force on the four-star nut, so that the screw rod is tightened up and disassembled at the blast furnace tuyere. The utility model has simple structure, convenient manufacture, easy and convenient operation and reduced labor intensity of workers.
Description
Technical Field
The utility model relates to the technical field of steelmaking equipment, in particular to a quick dismounting device for a screw rod for tightening a blast furnace tuyere.
Background
When the blast furnace is scheduled to be overhauled, the blast furnace tuyere platform is replaced by a belly pipe, which is a routine maintenance project. However, at present, two tightening screw rods below the blast furnace belly pipe are generally knocked by a large hammer, and the process is time-consuming and labor-consuming, so that operators are easy to be injured, and the blast furnace operation rate is affected. Therefore, the above problems need to be solved.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the quick dismounting device for the screw rod for tightening the blast furnace tuyere, which has the advantages of simple structure, convenience in manufacture, easiness and convenience in operation and reduction in labor intensity of workers.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model relates to a quick dismounting device for a screw rod for tightening a blast furnace tuyere, which has the innovation points that: comprises a sleeve joint plate, a clamping arm and a handle; the sleeve joint plate is coaxially sleeved on one end of the tightening screw near the four-star nut, clamping arms are also symmetrically and vertically welded at two opposite ends of one side surface of the tightening screw near the four-star nut, the two clamping arms are arranged at positions corresponding to the positions of the opposite concave parts of the four-star nut and are matched with the radian of the concave parts of the four-star nut, and the sleeve joint plate is respectively clamped in the corresponding concave parts of the four-star nut through the two clamping arms so as to position the tightening screw along the radial direction of the tightening screw; the top of the sleeve joint plate is also vertically welded with a handle, and then the handle is knocked by a large hammer to drive the clamping arm to bear force on the four-star nut, so that the screw rod is tightened up and disassembled at the blast furnace tuyere.
Preferably, the sleeving plate is made of a steel plate with the thickness of 8cm, the shape of the sleeving plate can be selected according to practical conditions, the sleeving plate needs to be ensured to be coaxially sleeved on one end of the tightening screw rod, which is close to the four-star nut, and meanwhile, the two clamping arms can be vertically welded at corresponding positions on the sleeving plate.
Preferably, the corners of the sleeving plates are provided with arc chamfers.
Preferably, the handle is made of solid steel bars with the diameter of 5cm, and the length of the handle is required to ensure that the handle is convenient to use for hammering.
Preferably, a through hole is vertically embedded and penetrated in the center of one side surface of the sleeving plate, the through hole is matched with one end of the tightening screw rod close to the four-star nut, and the sleeving plate is coaxially sleeved on one end of the tightening screw rod close to the four-star nut through the through hole.
Preferably, the shape and the size of the through hole can be adjusted according to the diameter of the tightening screw rod of the blast furnace tuyere, and the sleeve plate needs to be ensured to be coaxially sleeved on one end of the tightening screw rod close to the four-star nut.
Preferably, each clamping arm is made of solid steel bars with the diameter of 5cm, and the length of each clamping arm needs to ensure that the tightening screw rod is not interfered when in use.
The utility model has the beneficial effects that:
(1) The utility model has simple structure, convenient manufacture, easy and convenient operation and reduced labor intensity of workers;
(2) The utility model can rapidly complete the disassembly and the assembly of the screw rod for tightening the blast furnace tuyere, thereby helping the blast furnace to rapidly complete the maintenance or rush-repair, shortening the damping down time and increasing the operation rate of the blast furnace.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a quick dismounting device for a blast furnace tuyere tightening screw.
Fig. 2 is a left side view of fig. 1.
FIG. 3 is a schematic view showing a state of use of the present utility model when the screw rod for tightening the tuyere of the blast furnace is disassembled.
Fig. 4 is a right side view of fig. 3.
1-tightening a screw rod; 2-four-star nut; 3-sleeving the plates; 4-a clamping arm; 5-handle; 6-through holes.
Description of the embodiments
The technical scheme of the present utility model will be clearly and completely described in the following detailed description.
The utility model relates to a quick dismounting device for a screw rod for tightening a blast furnace tuyere, which comprises a sleeve joint plate 3, a clamping arm 4 and a handle 5; the specific structure is as shown in fig. 1-4, the sleeving plate 3 is coaxially sleeved on one end of the tightening screw rod 1 close to the four-star nut 2, clamping arms 4 are further symmetrically welded at two opposite ends of one side surface of the tightening screw rod 2, the two clamping arms 4 are arranged at positions corresponding to the positions of the opposite concave parts of the four-star nut 2, the clamping arms are matched with the radian of the concave parts of the four-star nut 2, and the sleeving plate 3 is clamped in the corresponding concave parts of the four-star nut 2 through the two clamping arms 4 respectively, so that the sleeving plate 3 is positioned along the radial direction of the tightening screw rod 1.
As shown in fig. 1 to 4, the socket plate 3 is made of a steel plate with a thickness of 8cm, the shape of the socket plate can be selected according to practical situations, the shape is not suitable to be oversized, diamond is optimal, the socket plate 3 needs to be ensured to be coaxially sleeved on one end of the tightening screw 1 close to the four-star nut 2, and meanwhile, the two clamping arms 4 can be vertically welded at corresponding positions on the socket plate 3. Wherein, the corner of the sleeve joint plate 3 is required to be provided with an arc chamfer, thereby solving the potential safety hazard caused by the sharpness of the corner.
According to the utility model, the through hole 6 is vertically embedded and penetrated in the center of one side surface of the sleeve plate 3, as shown in fig. 1-4, the through hole 6 is matched with one end of the tightening screw rod 1 close to the four-star nut 2, and the sleeve plate 3 is coaxially sleeved on one end of the tightening screw rod 1 close to the four-star nut 2 through the through hole 6. The shape and size of the through hole 6 can be flexibly adjusted according to the diameter of the tightening screw rod 1 at the blast furnace tuyere, and the sleeve connection plate 3 needs to be ensured to be coaxially sleeved on one end of the tightening screw rod 1 close to the four-star nut 2.
As shown in fig. 1 to 4, each clamping arm 4 is made of a solid steel bar with a diameter of 5cm, and the length of each clamping arm needs to ensure that the tightening screw 1 does not interfere when in use.
According to the utility model, the top end of the sleeve joint plate 3 is also vertically welded with the handle 5, so that the clamping arm 4 is driven to bear force on the four-star nut 2 by using the hammer to strike the handle 5, and the disassembly of the screw rod 1 for tightening the blast furnace tuyere is completed; as shown in fig. 1 to 4, the handle 5 is made of a solid steel bar with a diameter of 5cm, and the length of the handle is required to ensure that the handle 5 can be knocked by a hammer conveniently.
The working principle of the utility model is as follows: the sleeve connecting plate 3 is coaxially sleeved on one end of the tightening screw rod 1 close to the four-star nut 2, and two clamping arms 4 are respectively clamped in corresponding concave parts of the four-star nut 2, so that the device is clamped with the four-star nut 2; and then, a handle 5 is knocked by a large hammer to drive a clamping arm 4 to bear force on the four-star nut 2, so that the screw rod 1 is tightened at the blast furnace tuyere and is disassembled.
The utility model has the beneficial effects that:
(1) The utility model has simple structure, convenient manufacture, easy and convenient operation and reduced labor intensity of workers;
(2) The utility model can rapidly complete the disassembly and the assembly of the screw rod 1 for tightening the blast furnace tuyere, thereby helping the blast furnace to rapidly complete the maintenance or rush-repair, shortening the damping down time and increasing the operation rate of the blast furnace.
The above embodiments are merely illustrative of the preferred embodiments of the present utility model, and the present utility model is not limited to the above embodiments, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model without departing from the design concept of the present utility model should fall within the protection scope of the present utility model, and the claimed technical content of the present utility model is fully described in the claims.
Claims (7)
1. A quick dismounting device for a screw rod is tightened up to blast furnace tuyere, which is characterized in that: comprises a sleeve joint plate, a clamping arm and a handle; the sleeve joint plate is coaxially sleeved on one end of the tightening screw near the four-star nut, clamping arms are also symmetrically and vertically welded at two opposite ends of one side surface of the tightening screw near the four-star nut, the two clamping arms are arranged at positions corresponding to the positions of the opposite concave parts of the four-star nut and are matched with the radian of the concave parts of the four-star nut, and the sleeve joint plate is respectively clamped in the corresponding concave parts of the four-star nut through the two clamping arms so as to position the tightening screw along the radial direction of the tightening screw; the top of the sleeve joint plate is also vertically welded with a handle, and then the handle is knocked by a large hammer to drive the clamping arm to bear force on the four-star nut, so that the screw rod is tightened up and disassembled at the blast furnace tuyere.
2. The quick dismounting device for a blast furnace tuyere tightening screw according to claim 1, wherein: the sleeving plate is made of steel plates with the thickness of 8cm, the shape of the sleeving plate can be selected according to practical conditions, the sleeving plate needs to be ensured to be coaxially sleeved on one end of the tightening screw rod, which is close to the four-star nut, and meanwhile, the two clamping arms can be vertically welded at corresponding positions on the sleeving plate.
3. The quick dismounting device for a blast furnace tuyere tightening screw according to claim 2, wherein: arc chamfers are required to be arranged at the corners of the sleeving plates.
4. The quick dismounting device for a blast furnace tuyere tightening screw according to claim 1, wherein: the handle is made of solid steel bars with the diameter of 5cm, and the length of the handle needs to be ensured to be convenient for using a large hammer to knock the handle.
5. The quick dismounting device for a blast furnace tuyere tightening screw according to claim 2, wherein: the center of one side surface of the sleeving plate is vertically embedded and penetrated with a through hole, the through hole is matched with one end of the tightening screw rod close to the four-star nut, and the sleeving plate is coaxially sleeved on one end of the tightening screw rod close to the four-star nut through the through hole.
6. The quick dismounting device for a blast furnace tuyere tightening screw rod according to claim 5, wherein: the shape and the size of the through hole can be adjusted according to the diameter of the tightening screw rod of the blast furnace tuyere, and the sleeve plate needs to be ensured to be coaxially sleeved on one end of the tightening screw rod close to the four-star nut.
7. The quick dismounting device for a blast furnace tuyere tightening screw according to claim 1, wherein: each clamping arm is made of solid steel bars with the diameter of 5cm, and the length of each clamping arm needs to ensure that the tightening screw rod is not interfered when in use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320133756.8U CN219195014U (en) | 2023-02-07 | 2023-02-07 | Quick dismounting device for screw rod is tightened up to blast furnace tuyere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320133756.8U CN219195014U (en) | 2023-02-07 | 2023-02-07 | Quick dismounting device for screw rod is tightened up to blast furnace tuyere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219195014U true CN219195014U (en) | 2023-06-16 |
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ID=86726164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320133756.8U Active CN219195014U (en) | 2023-02-07 | 2023-02-07 | Quick dismounting device for screw rod is tightened up to blast furnace tuyere |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219195014U (en) |
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2023
- 2023-02-07 CN CN202320133756.8U patent/CN219195014U/en active Active
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