CN210996476U - Tundish nozzle centering device - Google Patents
Tundish nozzle centering device Download PDFInfo
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- CN210996476U CN210996476U CN201920618160.0U CN201920618160U CN210996476U CN 210996476 U CN210996476 U CN 210996476U CN 201920618160 U CN201920618160 U CN 201920618160U CN 210996476 U CN210996476 U CN 210996476U
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Abstract
The utility model discloses a tundish nozzle centering device belongs to metallurgical technical field, including handheld pole, connection positioning mechanism and centering rod, the one end of handheld pole is equipped with connection positioning mechanism, connection positioning mechanism includes the connecting rod, the dead lever, outer section connecting rod I and outer section connecting rod II, the one end setting of connecting rod is in the one end of handheld pole, the other end setting of connecting rod is at the middle part of dead lever, the dead lever both ends are equal to the distance of connecting rod, the one end of outer section connecting rod I and outer section connecting rod II sets up the both ends at the dead lever respectively, the other end of outer section connecting rod I and outer section connecting rod II all is equipped with the centering rod, the diameter and the length homogeneous phase of outer section connecting rod I and outer section connecting rod II equal. The utility model discloses simple structure, convenient to use, the reliable centering of middle package mouth of a river when can not only realizing production, when improving product quality, stop the potential safety hazard in the production process to be applicable to not unidimensional middle package mouth of a river centering.
Description
Technical Field
The utility model relates to a tundish nozzle centering device belongs to metallurgical technical field.
Background
With the development of the steel industry in China, the requirements of the market on the quality of continuous casting blanks are more and more strict, and the requirements on the quality of molten steel are very strict especially for smelting and casting of some high-end steel grades. The centering of a tundish nozzle in continuous casting production is a foundation for ensuring that molten steel stably enters a crystallizer in the continuous casting pouring process, and the bias flow of the nozzle can cause the rolling of the molten steel in the crystallizer and the fluctuation of the liquid level of the crystallizer, so that the slag entrapment probability of the crystallizer is increased, and the product quality of a continuous casting blank is influenced; meanwhile, if the flow direction of the steel flow in the crystallizer deviates, the primary blank shell of the wall of the crystallizer can be washed, and even the breakout accident of the continuous casting machine can be caused.
When the continuous casting machine is installed, the position of the crystallizer is fixed at a standard position, the inserting verticality of the water gap in the crystallizer and the inserting point whether to be at the central position of the crystallizer are mainly directly related to the centering of the installation of the water gap of the tundish, so that the centering of the water gap of the tundish during continuous casting production directly influences the quality of a continuous casting machine product. The position of the existing tundish nozzle and the crystallizer is mostly determined whether to be centered by visual inspection and bracing wires, the position of the tundish nozzle and the crystallizer is difficult to adjust accurately during pouring, and only can be roughly considered to be aligned, so that inconvenience is brought to continuous casting production, production efficiency is influenced, product quality is also influenced, meanwhile, operating personnel are too close to the nozzle during centering, and the breakout of a continuous casting machine has potential safety hazards that the operating personnel are scalded.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a tundish mouth of a river centering device, simple structure, convenient to use, the reliable centering of tundish mouth of a river when can not only realizing production, when improving product quality, stops the potential safety hazard in the production process to be applicable to not unidimensional tundish mouth of a river centering.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the utility model provides a middle package mouth of a river centering device, including handheld pole, connect positioning mechanism and centering rod, the one end of handheld pole is equipped with connects positioning mechanism, connect positioning mechanism and include the connecting rod, the dead lever, outer section connecting rod I and outer section connecting rod II, the one end setting of connecting rod is in the one end of handheld pole, the other end setting of connecting rod is at the middle part of dead lever, the dead lever both ends are equal to the distance of connecting rod, the one end of outer section connecting rod I and outer section connecting rod II sets up the both ends at the dead lever respectively, the other end of outer section connecting rod I and outer section connecting rod II all is equipped with the centering rod, the diameter and the length homogeneous phase of outer section connecting rod I and outer section connecting rod II.
The utility model discloses technical scheme's further improvement lies in: the centering rod comprises a centering rod body and a connecting hole formed in the outer end of the centering rod body, and the other ends of the outer section connecting rod I and the outer section connecting rod II are detachably connected with the centering rod through the connecting hole.
The utility model discloses technical scheme's further improvement lies in: the centering rod further comprises a bolt arranged at the inner end of the centering rod body, and the bolt can move relative to the centering rod body.
The utility model discloses technical scheme's further improvement lies in: the distance between the outer end of the centering rod body and the center of the connecting hole is 20cm-30 cm.
The utility model discloses technical scheme's further improvement lies in: the handheld rod comprises a handheld rod body, a connecting hole is formed in the handheld rod body, and one end of the connecting rod is detachably arranged at one end of the handheld rod body through the connecting hole.
The utility model discloses technical scheme's further improvement lies in: the other end of the hand-held rod body is provided with a handle.
The utility model discloses technical scheme's further improvement lies in: the length of the hand-held rod body can be adjusted.
The utility model discloses technical scheme's further improvement lies in: the included angle between the connecting rod and the fixed rod is 90 degrees, the included angle between the connecting rod and the handheld rod body is 90 degrees, and the handheld rod body is parallel to the fixed rod.
The utility model discloses technical scheme's further improvement lies in: the handheld rod, the connecting and positioning mechanism and the centering rod are all made of stainless steel.
Due to the adoption of the technical scheme, the utility model discloses the technological progress who gains is:
the utility model discloses a tundish nozzle centering device, simple structure, convenient to use, the reliable centering of tundish nozzle when can not only realizing production, when improving product quality, stop the potential safety hazard in the production process to be applicable to not unidimensional tundish nozzle centering.
One end of the handheld rod is provided with a connecting and positioning mechanism, when the water gap is centered, an operator only needs to hold the other end of the handheld rod, so that the connecting and positioning mechanism arranged at the other end of the handheld rod is located at a proper position of the crystallizer, meanwhile, the outer ends of two centering rods arranged on the connecting and positioning mechanism are tightly attached to the crystallizer, because the distances from the two ends of the fixed rod to the connecting rods are equal, the diameters and the lengths of the outer section connecting rod I and the outer section connecting rod II are equal, only the water gap needs to be adjusted, so that the inner ends of the two centering rods are tightly attached to the wall of the water gap, the centering operation of one direction of the water gap is completed, the handheld rod is rotated to enable the connecting and positioning mechanism to rotate 90 degrees relative to the.
The arrangement of the bolts at the inner end of the centering rod body can adjust the positions of the bolts relative to the centering rod body according to water gaps with different diameters, so that the distance between the two inner ends of the centering rod body is changed, the whole device can be used for water gaps with different diameters, the application range of the device is expanded, a certain distance is reserved between the outer end of the centering rod body and the center of the connecting hole, the connection positioning mechanism caused by the direct contact of the outer section connecting rod I and the outer section connecting rod II with the crystallizer can be prevented from deforming, and the measuring precision is influenced.
The other end of outer section connecting rod I and outer section connecting rod II all can be dismantled with the centering rod through the connecting hole and be connected, and connecting hole detachable sets up the one end at handheld pole body through the one end of connecting rod, and handheld pole and centering rod homogeneous phase can be dismantled for connecting positioning mechanism, the whole centering device's of being convenient for on the one hand placing, the change at the easy damage position of on the other hand also being convenient for.
The other end of handheld pole body is equipped with the handle, the gripping of being convenient for, and the length adjustable of handheld pole body can adjust the operation distance of operation personnel to the mouth of a river, avoids being scalded potential safety hazard, and handheld pole, connection positioning mechanism and centering rod are stainless steel, light in weight, operation process labour saving and time saving.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the hand-held rod of the present invention;
FIG. 3 is a schematic structural view of the connection positioning mechanism of the present invention;
FIG. 4 is a schematic structural view of the centering rod of the present invention;
the centering device comprises a handheld rod 1, a handheld rod 1-1, a handheld rod body 1-2, a handle 2, a connecting and positioning mechanism 2-1, a connecting rod 2-2, a fixing rod 2-3, outer section connecting rods I and 2-4, outer section connecting rods II and 3, a centering rod 3-1, a centering rod body 3-2, bolts 3-3 and connecting holes.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
as shown in fig. 1 to 4, a tundish nozzle centering device comprises a handheld rod 1, a connecting and positioning mechanism 2 and a centering rod 3, wherein one end of the handheld rod 1 is provided with the connecting and positioning mechanism 2, the connecting and positioning mechanism 2 comprises a connecting rod 2-1, the handheld rod comprises a fixed rod 2-2, an outer section connecting rod I2-3 and an outer section connecting rod II 2-4, one end of a connecting rod 2-1 is arranged at one end of the handheld rod 1, the other end of the connecting rod 2-1 is arranged in the middle of the fixed rod 2-2, the distances from the two ends of the fixed rod 2-2 to the connecting rod 2-1 are equal, one ends of the outer section connecting rod I2-3 and the outer section connecting rod II 2-4 are respectively arranged at the two ends of the fixed rod 2-2, centering rods 3 are arranged at the other ends of the outer section connecting rod I2-3 and the outer section connecting rod II 2-4, and the diameters and the lengths of the outer section connecting rod I2-3 and the outer section connecting rod II 2-. One end of the handheld rod 1 is provided with a connecting and positioning mechanism 2, when a water gap is centered, an operator only needs to hold the other end of the handheld rod 1 to enable the connecting and positioning mechanism 2 arranged at the other end of the handheld rod 1 to be located at a proper position of the crystallizer, meanwhile, the outer ends of two centering rods 3 arranged on the connecting and positioning mechanism 2 are tightly attached to the crystallizer, as the distances from the two ends of the fixed rod 2-2 to the connecting rod 2-1 are equal, the diameters and the lengths of the outer section connecting rod I2-3 and the outer section connecting rod II 2-4 are equal, only the water gap needs to be adjusted, the inner ends of the two centering rods 3 are tightly attached to the water gap wall, centering operation in one direction of the water gap is completed, the connecting and positioning mechanism 2 rotates 90 degrees relative to the last centering point by rotating the handheld rod 1, centering operation in the other.
The centering rod 3 further comprises a bolt 3-2 arranged at the inner end of the centering rod body 3-1, the bolt 3-2 can move relative to the centering rod body 3-1, and the distance from the outer end of the centering rod body 3-1 to the center of the connecting hole 3-3 is 20cm-30 cm. The arrangement of the bolts 3-2 at the inner ends of the centering rod bodies 3-1 can adjust the positions of the bolts 3-2 relative to the centering rod bodies 3-1 according to water gaps with different diameters, so that the distance between the inner ends of the two centering rods 3 is changed, the whole device can be used for the water gaps with different diameters, the application range of the device is expanded, the distance between the outer ends of the centering rod bodies 3-1 and the center of the connecting hole 3-3 is a certain distance, and the connecting and positioning mechanism 2 can be prevented from being deformed due to the fact that the outer section connecting rod I2-3 and the outer section connecting rod II 2-4 are in direct contact with a crystallizer, and measuring accuracy is influenced.
The centering rod 3 comprises a centering rod body 3-1 and a connecting hole 3-3 arranged at the outer end of the centering rod body 3-1, the other ends of the outer section connecting rod I2-3 and the outer section connecting rod II 2-4 are detachably connected with the centering rod 3 through the connecting hole 3-3, the handheld rod 1 comprises a handheld rod body 1-1, the handheld rod body 1-1 is provided with the connecting hole, one end of the connecting rod 2-1 is detachably arranged at one end of the handheld rod body 1-1 through the connecting hole, the handheld rod 1 and the centering rod 3 are both detachable relative to the connecting and positioning mechanism 2, on one hand, the whole centering device is convenient to place, on the other hand, the easily damaged parts are convenient to replace, for convenience of operation, the included angle between the connecting rod 2-1 and the fixing rod 2-2 is 90 degrees, the included angle between the connecting rod 2-1 and the handheld rod body 1-1 is, the hand-held rod body 1-1 is parallel to the fixed rod 2-2.
The other end of the handheld rod body 1-1 is provided with the handle 1-2, so that the handheld rod body 1-1 can be conveniently gripped, the length of the handheld rod body 1-1 can be adjusted, the operation distance from an operator to a water gap can be adjusted, the potential safety hazard of scalding is avoided, the handheld rod 1, the connecting and positioning mechanism 2 and the centering rod 3 are made of stainless steel materials, the weight is light, and the time and labor are saved in the operation process.
The utility model discloses a tundish nozzle centering device, simple structure, convenient to use, the reliable centering of tundish nozzle when can not only realizing production, when improving product quality, stop the potential safety hazard in the production process to be applicable to not unidimensional tundish nozzle centering.
Claims (9)
1. The utility model provides a tundish nozzle centering device which characterized in that: comprises a handheld rod (1), a connecting and positioning mechanism (2) and a centering rod (3), wherein one end of the handheld rod (1) is provided with the connecting and positioning mechanism (2), the connecting and positioning mechanism (2) comprises a connecting rod (2-1), a fixed rod (2-2), an outer section connecting rod I (2-3) and an outer section connecting rod II (2-4), one end of the connecting rod (2-1) is arranged at one end of the handheld rod (1), the other end of the connecting rod (2-1) is arranged in the middle of the fixed rod (2-2), the distances from the two ends of the fixed rod (2-2) to the connecting rod (2-1) are equal, one ends of the outer section connecting rod I (2-3) and the outer section connecting rod II (2-4) are respectively arranged at the two ends of the fixed rod (2-2), the other ends of the outer section connecting rod I (2-3) and the outer section connecting rod II (2-4) are both provided with, the diameters and the lengths of the outer section connecting rods I (2-3) and the outer section connecting rods II (2-4) are equal.
2. The tundish nozzle centering device of claim 1, wherein: the centering rod (3) comprises a centering rod body (3-1) and connecting holes (3-3) arranged at the outer end of the centering rod body (3-1), and the other ends of the outer section connecting rod I (2-3) and the outer section connecting rod II (2-4) are detachably connected with the centering rod (3) through the connecting holes (3-3).
3. The tundish nozzle centering device of claim 2, wherein: the centering rod (3) further comprises a bolt (3-2) arranged at the inner end of the centering rod body (3-1), and the bolt (3-2) can move relative to the centering rod body (3-1).
4. The tundish nozzle centering device of claim 2, wherein: the distance from the outer end of the centering rod body (3-1) to the center of the connecting hole (3-3) is 20cm-30 cm.
5. The tundish nozzle centering device of claim 1, wherein: the handheld rod (1) comprises a handheld rod body (1-1), a connecting hole is formed in the handheld rod body (1-1), and one end of the connecting rod (2-1) is detachably arranged at one end of the handheld rod body (1-1) through the connecting hole.
6. The tundish nozzle centering device of claim 5, wherein: the other end of the hand-held rod body (1-1) is provided with a handle (1-2).
7. The tundish nozzle centering device of claim 5, wherein: the length of the handheld rod body (1-1) can be adjusted.
8. The tundish nozzle centering device of claim 5, wherein: the included angle between the connecting rod (2-1) and the fixing rod (2-2) is 90 degrees, the included angle between the connecting rod (2-1) and the handheld rod body (1-1) is 90 degrees, and the handheld rod body (1-1) is parallel to the fixing rod (2-2).
9. The tundish nozzle centering device of claim 1, wherein: the handheld rod (1), the connecting and positioning mechanism (2) and the centering rod (3) are all made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618160.0U CN210996476U (en) | 2019-04-30 | 2019-04-30 | Tundish nozzle centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618160.0U CN210996476U (en) | 2019-04-30 | 2019-04-30 | Tundish nozzle centering device |
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| Publication Number | Publication Date |
|---|---|
| CN210996476U true CN210996476U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920618160.0U Active CN210996476U (en) | 2019-04-30 | 2019-04-30 | Tundish nozzle centering device |
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| CN (1) | CN210996476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172208A (en) * | 2021-04-30 | 2021-07-27 | 马鞍山钢铁股份有限公司 | Continuous casting nozzle centering inspection tool and inspection method thereof |
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2019
- 2019-04-30 CN CN201920618160.0U patent/CN210996476U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172208A (en) * | 2021-04-30 | 2021-07-27 | 马鞍山钢铁股份有限公司 | Continuous casting nozzle centering inspection tool and inspection method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221108 Address after: 056300 east of Chongyi village, Shangtuan urban and rural areas, Wu'an city, Handan City, Hebei Province Patentee after: Jinan Iron and Steel Group Co.,Ltd. Address before: 056300, Hebei, Handan province Wuan City South Ring Road South Patentee before: HEBEI WENFENG IRON AND STEEL Co.,Ltd. |