CN209816223U - Quick resetting device for installation and adjustment of radiant tube of continuous annealing furnace - Google Patents
Quick resetting device for installation and adjustment of radiant tube of continuous annealing furnace Download PDFInfo
- Publication number
- CN209816223U CN209816223U CN201920153438.1U CN201920153438U CN209816223U CN 209816223 U CN209816223 U CN 209816223U CN 201920153438 U CN201920153438 U CN 201920153438U CN 209816223 U CN209816223 U CN 209816223U
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- Prior art keywords
- radiant tube
- adjusting
- annealing furnace
- resetting device
- continuous annealing
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- 238000000137 annealing Methods 0.000 title claims abstract description 77
- 238000009434 installation Methods 0.000 title claims abstract description 14
- 230000005855 radiation Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a quick resetting device for installing and adjusting a radiant tube of a continuous annealing furnace, which comprises an axial resetting device and a radial resetting device, wherein the axial resetting device comprises a U-shaped frame and an adjusting bolt, a screw hole is arranged at the center of a U-shaped surface of the U-shaped frame, and the adjusting bolt is in threaded connection with the screw hole; the radial resetting device comprises an adjusting pipe with internal threads and an adjusting bolt in threaded connection with the adjusting pipe. The utility model discloses can be fast, the operation that resets of stove radiant tube is moved back even to accurate completion, can guarantee to move back the position degree requirement of stove radiant tube installation adjustment even, reduce the mechanical installation damage to annealing stove radiant tube, reduced again and moved back stove radiant tube installation dolly operation stand-by time even, effectively improved the efficiency and the quality of changing the stove radiant tube operation even in batches.
Description
Technical Field
The utility model relates to a move back quick resetting means of stove radiant tube installation adjustment even belongs to cold rolling and moves back stove dimension and examine equipment technical field even.
Background
In a cold rolling continuous annealing production line of a metallurgical enterprise, annealing furnace radiant tubes need to be replaced in batches often, and when the resetting operation of the annealing furnace radiant tubes is carried out in actual maintenance, the situation that new continuous annealing furnace radiant tubes cannot be accurately and quickly reset or reset process cards cannot be moved on a radiant tube chamber bottom support often occurs. The conventional operation method comprises pushing the continuous annealing furnace radiant tube into the radiant tube chamber by the radiant tube mounting trolley, seating the tail end of the continuous annealing furnace radiant tube on the radiant tube chamber inner support, starting to reset, drawing horizontal and vertical middle lines at the four sides of the continuous annealing furnace radiant tube end cover and the four sides of the radiant tube chamber outer frame, respectively, using the four groups of same-side middle lines as reference, pressing one continuous annealing furnace radiant tube end cover edge and the same-side adjusting support rib plate by the hydraulic jack, adjusting the radial position offset of the continuous annealing furnace radiant tube by the jack under pressure to make the middle lines of the four sides of the continuous annealing furnace radiant tube end cover coincide with the middle lines of the four sides of the radiant tube chamber outer frame, meeting the requirement of radial reset of the continuous annealing furnace radiant tube, adjusting the axial offset of the continuous annealing furnace radiant tube by striking the chain block on the radiant tube mounting trolley, forcibly pushing in by the manual hammer to make the continuous annealing furnace radiant tube end cover and the radiant tube chamber outer frame fit, and after the full-length welding requirement is met, the end cover of the radiant tube of the continuous annealing furnace is welded with the outer frame of the radiant tube chamber, so that the axial resetting of the radiant tube of the continuous annealing furnace is realized. The reset method has the following disadvantages: the radiant tube mounting trolley can not leave for mounting the radiant tube of the next annealing furnace for a long time, so that the replacement efficiency of the radiant tube is low, and the production rhythm is influenced; in addition, when the radiant tube of the continuous annealing furnace is clamped on the indoor radiant tube support, the indoor radiant tube support is easily damaged by forced resetting by adopting the conventional method, so that the overhauling operation difficulty is increased, the overall operation efficiency is low, the overhauling operation progress is influenced, and the operation requirement of replacing the radiant tubes of the annealing furnace in batches cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a quick resetting means of stove radiant tube installation adjustment is moved back even is provided, can be quick, accurate completion move back the operation that resets of stove radiant tube even, reduce even move back stove radiant tube installation dolly operation stand-by time, improve and change the efficiency and the quality of moving back stove radiant tube operation in batches even.
The technical scheme for solving the technical problems is as follows:
a quick resetting device for mounting and adjusting a radiant tube of a continuous annealing furnace comprises an axial resetting device and a radial resetting device, wherein the axial resetting device comprises a U-shaped frame and an adjusting bolt; the radial resetting device comprises an adjusting pipe with internal threads and an adjusting bolt in threaded connection with the adjusting pipe.
According to the quick resetting device for mounting and adjusting the radiation tube of the continuous annealing furnace, the width of the U-shaped opening of the U-shaped frame is larger than the sum of the thickness of the end cover of the radiation tube of the continuous annealing furnace and the thickness of the outer frame of the radiation tube chamber by 150mm, and the adjusting bolt is screwed inwards from the outer wall of the U-shaped surface of the U-shaped frame.
After the adjusting bolt of the radial resetting device is in threaded connection with the adjusting pipe, the maximum value of the sum of the lengths of the adjusting bolt and the adjusting pipe is equal to the vertical distance from the outer frame of the radiant tube chamber to the adjusting support rib plate, and the minimum value of the sum of the lengths of the adjusting bolt and the adjusting pipe is 100mm smaller than the vertical distance from the outer frame of the radiant tube chamber to the adjusting support rib plate.
The quick resetting device for mounting and adjusting the radiant tube of the continuous annealing furnace is characterized in that a supporting pad is fixed at the top of the adjusting tube of the radial resetting device, a handle is fixed on the outer wall of the middle of the adjusting tube, and the handle and the adjusting tube are vertically fixed.
The utility model discloses a use method does:
after the radiant tube mounting trolley pushes the continuous annealing furnace radiant tube into the radiant tube chamber and the tail end of the continuous annealing furnace radiant tube is seated on the radiant tube chamber inner support, resetting operation is started; when the continuous annealing furnace radiant tube is reset in the radial direction, a horizontal middle parting line and a vertical middle parting line are drawn at the central points of the four sides of the continuous annealing furnace radiant tube end cover and the four sides of the radiant tube chamber outer frame respectively, the four groups of same-side middle parting lines are taken as reference, a supporting pad of the radial resetting device is made to abut against the edge of the continuous annealing furnace radiant tube end cover which is deviated, an adjusting bolt is abutted against an adjusting supporting rib plate at the same side, then the continuous annealing furnace radiant tube end cover is pushed by rotating the adjusting bolt, the horizontal middle parting line of the vertical edge of the continuous annealing furnace radiant tube end cover is made to coincide with the horizontal middle parting line of the vertical edge of the radiant tube chamber outer frame, and the horizontal resetting requirement of the continuous annealing furnace radiant; in a similar way, the vertical middle parting line of the horizontal edge of the end cover of the continuous annealing furnace radiant tube can be superposed with the vertical middle parting line of the horizontal edge of the outer frame of the radiant tube chamber, so that the vertical resetting requirement of the continuous annealing furnace radiant tube is met; finally realizing the radial reset of the radiant tube of the continuous annealing furnace; when the axial resetting is carried out, a U-shaped arm of a U-shaped frame of the axial resetting device is clamped on the inner side of the outer frame of the radiant tube chamber, the adjusting bolt is rotated to enable the front end of the adjusting bolt to be abutted against the outer side of the end cover of the radiant tube of the annealing furnace, the adjusting bolt is continuously rotated to enable the end cover of the radiant tube of the annealing furnace to be attached to the outer frame of the radiant tube chamber, and full welding is carried out after the full welding requirement is met, so that the axial resetting of the radiant tube; in addition, the radiant tube mounting trolley can directly leave before the resetting operation of the radiant tube of the annealing furnace, the next trolley replacing operation is carried out, and the operation efficiency is improved.
The utility model discloses U type mouth width of U type frame is greater than even annealing stove radiant tube end cover thickness and radiant tube chamber frame thickness and 150mm, and the reason is: when the U-shaped frame is used, one U-shaped arm is clamped on the outer side of the end cover of the radiation tube of the continuous annealing furnace, and the other U-shaped arm is clamped on the inner side of the outer frame of the radiation tube chamber, so that the sum of the thickness of the end cover of the radiation tube of the continuous annealing furnace and the thickness of the outer frame of the radiation tube chamber must be considered; when the radiant tube is provided with a small handle and the continuous annealing furnace radiant tube is pushed into the radiant tube chamber and is reliably contacted with the inner support of the radiant tube, the distance between the continuous annealing furnace radiant tube end cover and the outer frame of the radiant tube chamber is 150mm at most, and the resetting operation can be started only when the distance is reached, otherwise the radiant tube falls off due to the separation of the radiant tube trolley, so that the purpose of requiring the width of the U-shaped opening is to ensure that the axial resetting device can adjust the radiant tube of the annealing furnace at the axial limit position; after radial resetting means's adjusting bolt and adjusting pipe threaded connection, the maximum value of adjusting bolt and the sum of adjusting pipe length equals the vertical distance of radiant tube house frame to adjustment support gusset, and the reason is: because the edge of the end cover of the continuous annealing furnace radiant tube is flush with the edge of the outer frame of the radiant tube chamber when the continuous annealing furnace radiant tube is reset in place, and the distances from the end cover of the continuous annealing furnace radiant tube and the outer frame of the radiant tube chamber to the adjusting support rib plate are equal, the maximum value of the sum of the lengths of the adjusting bolt and the adjusting tube is required to realize that the radial reset of the continuous annealing furnace radiant tube is reset in place when the radial reset device is adjusted to reach the maximum total length; the minimum value of the sum of the lengths of the adjusting bolt and the adjusting pipe is 100mm smaller than the vertical distance from the outer frame of the radiant tube chamber to the adjusting support rib plate, and the reason is as follows: when the continuous annealing furnace radiant tube is in the extreme radial offset position, the distance between the end cover of the continuous annealing furnace radiant tube and the support rib plate is 100mm, so the minimum value of the sum of the lengths of the adjusting bolt and the adjusting tube is required to ensure that the radial resetting device can be placed between the edge part of the end cover of the continuous annealing furnace radiant tube in the extreme radial offset position and the support rib plate.
The utility model has the advantages that:
the utility model discloses simple structure, convenient operation, manufacturing cost is lower, can be fast, accurate completion move back the operation that resets of stove radiant tube even, can guarantee to move back the position degree requirement of stove radiant tube installation adjustment, reduce the mechanical mounting damage to annealing stove radiant tube, reduced again and moved back stove radiant tube installation dolly operation stand-by time even, effectively improved the efficiency and the quality of changing the stove radiant tube operation in batches even.
Drawings
Fig. 1 is a schematic structural view of the axial resetting device of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic structural view of the radial repositioning device of the present invention;
FIG. 4 is a schematic view of a radial repositioning device in use;
FIG. 5 is a schematic view of a method of using the axial reduction apparatus;
labeled as: the device comprises an adjusting bolt 1, an adjusting pipe 2, an adjusting bolt 3, a bottom support plate 4, a U-shaped steel plate 5, a nut 6, a support pad 7, a handle 8, a continuous annealing furnace radiant tube end cover 9, a radiant tube chamber outer frame 10, an adjusting support rib plate 11, a continuous annealing furnace radiant tube 12 and a radiant tube inner support 13.
Detailed Description
Fig. 1 to 3 show that the quick resetting device for installing and adjusting the radiant tube of the continuous annealing furnace of the present invention comprises an axial resetting device shown in fig. 1 and 2 and a radial resetting device shown in fig. 3;
fig. 1 and 2 show that the axial resetting device comprises a U-shaped frame and an adjusting bolt 1, wherein the U-shaped frame is composed of a bottom support plate 4 and 2U-shaped steel plates 5 in the embodiment; the bottom supporting plate 4 is rectangular, 1U-shaped arm of 2U-shaped steel plates 5 is respectively fixed at two ends of the bottom supporting plate 4, the 2U-shaped steel plates 5 are parallel to each other after being fixed, the plane is perpendicular to the plane where the bottom supporting plate 4 is located, a screw hole with a through thickness is formed in the center of the bottom supporting plate 4, a nut 6 is fixed on the upper surface of the bottom supporting plate 4, the axis of the nut 6 is overlapped with the axis of the screw hole, the adjusting bolt 1 is located in the screw hole, and the adjusting bolt 1 is screwed into the screw hole and the nut 6 from the bottom surface to the upper surface of the bottom supporting plate 4; the sizes of the 2U-shaped steel plates 5 are the same, and the width of the U-shaped opening is larger than the sum of the thickness of the end cover 9 of the radiant tube of the continuous annealing furnace and the thickness of the outer frame 10 of the radiant tube chamber by 150 mm;
fig. 3 shows that the radial resetting device comprises an adjusting pipe 2 with internal threads, an adjusting bolt 3 in threaded connection with the adjusting pipe 2, a top supporting pad 7 fixed on the adjusting pipe 2 and a handle 8 fixed on the outer wall of the middle part of the adjusting pipe 2, wherein the handle 8 is vertically fixed with the adjusting pipe 2; after the adjusting bolt 3 of the radial resetting device is in threaded connection with the adjusting pipe 2, the maximum value of the sum of the lengths of the adjusting bolt 3 and the adjusting pipe 2 is equal to the vertical distance from the outer frame 10 of the radiant tube chamber to the adjusting support rib plate 11, and the minimum value of the sum of the lengths of the adjusting bolt 3 and the adjusting pipe 2 is 100mm smaller than the vertical distance from the outer frame 10 of the radiant tube chamber to the adjusting support rib plate 11.
Fig. 4 and 5 show that the utility model discloses a use method does: after the continuous annealing furnace radiant tube 12 is pushed into the radiant tube chamber by the radiant tube mounting trolley and the tail end of the continuous annealing furnace radiant tube 12 is seated on the radiant tube chamber inner support 13, resetting operation is started; when the radial resetting is carried out, a horizontal middle parting line and a vertical middle parting line are drawn at the four sides of the continuous annealing furnace radiant tube end cover 9 and the central point of the four sides of the radiant tube chamber outer frame 10 respectively, the four groups of same-side middle parting lines are taken as reference, the supporting pad 7 of the radial resetting device is enabled to support the edge of the continuous annealing furnace radiant tube end cover 9 which is deviated, the adjusting bolt 3 is abutted against the adjusting supporting rib plate 11 at the same side, then the continuous annealing furnace radiant tube end cover 9 is pushed by rotating the adjusting bolt 3, the horizontal middle parting line of the vertical edge of the continuous annealing furnace radiant tube end cover 9 is enabled to be superposed with the horizontal middle parting line of the vertical edge of the radiant tube chamber outer frame 10, and the horizontal resetting requirement of the continuous annealing furnace radiant tube 12 is met; in a similar way, the vertical middle part line of the horizontal edge of the end cover 9 of the continuous annealing furnace radiant tube can be superposed with the vertical middle part line of the horizontal edge of the outer frame 10 of the radiant tube chamber, so that the vertical resetting requirement of the continuous annealing furnace radiant tube 12 is met; finally realizing the radial reset of the radiant tube 12 of the continuous annealing furnace; when the axial resetting is carried out, the upper U-shaped arm of each U-shaped steel plate 5 of the axial resetting device 2 is clamped on the inner side of the radiant tube chamber outer frame 10, the adjusting bolt 1 is rotated to enable the front end of the adjusting bolt to be abutted against the outer side of the annealing furnace radiant tube end cover 9, the adjusting bolt 1 is continuously rotated to enable the annealing furnace radiant tube end cover 9 to be attached to the radiant tube chamber outer frame 10, full welding is carried out after the full welding requirement is met, and the axial resetting of the continuous annealing furnace radiant tube 12 can be realized; in addition, the radiant tube mounting trolley can directly leave before the resetting operation of the radiant tube of the annealing furnace, the next trolley replacing operation is carried out, and the operation efficiency is improved.
Claims (4)
1. The utility model provides a quick resetting means of annealing stove radiant tube installation adjustment which characterized in that: the device comprises an axial resetting device and a radial resetting device, wherein the axial resetting device comprises a U-shaped frame and an adjusting bolt (1), a screw hole is formed in the center of a U-shaped surface of the U-shaped frame, and the adjusting bolt (1) is in threaded connection with the screw hole; the radial resetting device comprises an adjusting pipe (2) with internal threads and an adjusting bolt (3) in threaded connection with the adjusting pipe (2).
2. The quick resetting device for the installation and adjustment of the radiant tube of the continuous annealing furnace as claimed in claim 1, wherein: the width of a U-shaped opening of the U-shaped frame is larger than the sum of the thickness of a radiant tube end cover (9) of the continuous annealing furnace and the thickness of a radiant tube chamber outer frame (10) by 150mm, and the adjusting bolt (1) is screwed inwards from the outer wall of the U-shaped surface of the U-shaped frame.
3. The quick resetting device for the installation and adjustment of the radiant tube of the continuous annealing furnace as claimed in claim 1, wherein: after the adjusting bolt (3) of the radial resetting device is in threaded connection with the adjusting pipe (2), the maximum value of the sum of the lengths of the adjusting bolt (3) and the adjusting pipe (2) is equal to the vertical distance from the outer frame (10) of the radiant tube chamber to the adjusting support rib plate (11), and the minimum value of the sum of the lengths of the adjusting bolt (3) and the adjusting pipe (2) is 100mm smaller than the vertical distance from the outer frame (10) of the radiant tube chamber to the adjusting support rib plate (11).
4. A quick resetting device for the installation and adjustment of the radiant tube of the continuous annealing furnace as claimed in claim 1 or 3, wherein: the top of radial resetting means adjusting tube (2) is fixed with supporting pad (7), and the middle part outer wall of adjusting tube (2) is fixed with handle (8), and handle (8) and adjusting tube (2) vertical fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920153438.1U CN209816223U (en) | 2019-01-29 | 2019-01-29 | Quick resetting device for installation and adjustment of radiant tube of continuous annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920153438.1U CN209816223U (en) | 2019-01-29 | 2019-01-29 | Quick resetting device for installation and adjustment of radiant tube of continuous annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209816223U true CN209816223U (en) | 2019-12-20 |
Family
ID=68872463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920153438.1U Expired - Fee Related CN209816223U (en) | 2019-01-29 | 2019-01-29 | Quick resetting device for installation and adjustment of radiant tube of continuous annealing furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209816223U (en) |
-
2019
- 2019-01-29 CN CN201920153438.1U patent/CN209816223U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |