CN112683064A - Automatic protection device for bottom of furnace mouth - Google Patents
Automatic protection device for bottom of furnace mouth Download PDFInfo
- Publication number
- CN112683064A CN112683064A CN202011622004.5A CN202011622004A CN112683064A CN 112683064 A CN112683064 A CN 112683064A CN 202011622004 A CN202011622004 A CN 202011622004A CN 112683064 A CN112683064 A CN 112683064A
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- furnace
- skip
- skip car
- pivot
- hinge
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- 125000006850 spacer group Chemical group 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
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Abstract
The invention discloses an automatic protection device for the bottom of a furnace opening, which comprises a furnace door opening, wherein a furnace door main body is arranged at the upper side position of the furnace door opening, a furnace opening bottom table is arranged at the lower side position of the furnace door opening, a guide rail is fixedly connected to the outer side of the furnace opening bottom table, a skip car main body is arranged on the guide rail in a sliding manner, the skip car main body is composed of a skip car platform and a skip car chassis, the upper surface of the skip car platform is level with the upper surface of the furnace opening bottom table, connecting rollers are correspondingly arranged at the lower side of the skip car chassis on the guide rail, connecting rods are rotatably connected to two sides of the skip car chassis, and the other ends of the connecting rods are rotatably connected to the left side and the. According to the invention, the skip car obtains a horizontal back-and-forth movement traction force through the lifting power of the furnace door, the skip car and the furnace door realize position interlocking and movement synchronization through a left connecting rod and a right connecting rod, the furnace door is opened to finish automatic protection of the skip car on the bottom of the furnace opening, and the reliable sealing time of the furnace door and the bottom of the furnace opening is prolonged.
Description
Technical Field
The invention relates to the field of industrial furnaces, in particular to an automatic protection device for the bottom of a furnace mouth.
Background
The technical progress of the industrial furnace plays an important role in the development of the industry, and the sealing problem of the furnace door and the furnace mouth of the industrial furnace, particularly the high-temperature heating gas furnace, is always a difficult problem in the industry.
The bottom of a furnace mouth of an industrial furnace, especially the bottom of the furnace mouth at a discharge port, is generally formed by pouring refractory pouring materials, the bottom of the furnace mouth is easy to wear and collide during feeding and discharging, the sealing surface at the bottom of the furnace mouth is damaged, and once the furnace door and the furnace mouth are not tightly sealed, the phenomena of air leakage and fire leakage can occur, so that the sealing material of the furnace door and the furnace mouth is burnt and damaged to lose efficacy, and great economic loss is caused.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an automatic protection device for the bottom of a furnace mouth.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an automatic protection device in furnace mouth bottom, includes the furnace gate mouth, the upside position on furnace gate mouth is provided with the furnace gate main part, the furnace gate main part correspondence is connected with elevating system, the downside position on furnace gate mouth sets up to furnace mouth sill table, the outside fixedly connected with guide rail of furnace mouth sill table, it is provided with the skip main part to slide on the guide rail, the skip main part comprises skip platform and skip chassis jointly, skip platform upper surface keeps flat with the upper surface of furnace mouth sill table, the downside on skip chassis is connected the gyro wheel and is corresponded the setting on the guide rail, the both sides on skip chassis all rotate and are connected with the connecting rod, the other end of connecting rod rotates the positive surface left and right sides of connection in the furnace gate main part.
As a further description of the above technical solution:
the four-angle position of the upper surface of the skip car chassis is fixedly connected with a screw rod, the upper end of the screw rod is connected with a first nut and a second nut in a rotating mode, the plate body of the skip car platform is correspondingly inserted onto the screw rod, and the first nut and the second nut are correspondingly pressed on the upper surface and the lower surface of the skip car platform.
As a further description of the above technical solution:
the lower surface four corners position of skip chassis all is connected with first pivot through the wheel seat rotation, the axle body fixedly connected with bearing of first pivot, the axle body of first pivot corresponds the side position of bearing and is provided with the third retaining ring, the gyro wheel corresponds the cover and puts on the bearing, be provided with the second retaining ring between gyro wheel and the bearing.
As a further description of the above technical solution:
one end fixedly connected with second hinge of connecting rod connecting material vehicle chassis, the second hinge corresponds the cover and puts on the axle body of first pivot, the outside that the axle body of first pivot corresponds the second hinge is provided with the spacer sleeve, the outside position of spacer sleeve is provided with the fourth retaining ring.
As a further description of the above technical solution:
the one end fixedly connected with first hinge of connecting rod connection furnace gate main part, the side surface correspondence of furnace gate main part is provided with the second pivot, fixedly connected with hinge seat in the second pivot, first hinge correspondence is connected on hinge seat, the both sides of second pivot all are connected with first retaining ring.
As a further description of the above technical solution:
one side of the furnace mouth bottom platform is correspondingly provided with a photoelectric travel switch, the outer side of the photoelectric travel switch is provided with a protective cover, and the lower surface of the skip car main body is correspondingly provided with a travel adjusting bolt.
The invention has the following beneficial effects:
1. the skip car obtains horizontal back-and-forth movement traction force through the lifting power of the furnace door, the skip car and the furnace door realize position interlocking and movement synchronization through a left connecting rod and a right connecting rod, the furnace door is opened to finish automatic protection of the skip car on the bottom of the furnace opening, and the reliable sealing time of the furnace door and the bottom of the furnace opening is prolonged.
2. The skip car is divided into an upper part and a lower part, the height direction of the skip car platform can be adjusted, and the height reduction of the upper plane of the bottom of the furnace mouth caused by abrasion of the bottom of the furnace mouth can be compensated.
Drawings
FIG. 1 is a front view of an automatic protection device for the bottom of a furnace mouth;
FIG. 2 is a sectional side view of an automatic protection device for the bottom of a furnace mouth when a furnace door is opened;
FIG. 3 is a side sectional view of a door of an automatic protection device for a bottom of a fire hole when the door is closed.
Illustration of the drawings:
1. a first rotating shaft; 2. a wheel seat; 3. a roller; 4. a screw rod; 5. a first nut; 6. a second nut; 7. a protective cover; 8. a first retainer ring; 9. a hinge mount; 10. a second rotating shaft; 11. a furnace door opening; 12. a photoelectric travel switch; 13. a skip platform; 14. a stroke adjustment bolt; 15. a skip chassis; 16. a bearing; 17. a second retainer ring; 18. a third retainer ring; 19. a fourth retainer ring; 20. a spacer sleeve; 22. a furnace mouth bottom platform; 23. a door main body; 24. a first hinge; 25. a connecting rod; 26. a skip body; 27. a second hinge; 28. a guide rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, one embodiment of the present invention is provided: an automatic protection device for the bottom of a furnace opening comprises a furnace opening 11, a furnace body opening structure is provided, a furnace door main body 23 is arranged at the upper side position of the furnace opening 11 and is of the furnace door structure, the furnace door main body 23 is correspondingly connected with a lifting mechanism to ensure that a furnace door can lift up and down, a furnace opening bottom platform 22 is arranged at the lower side position of the furnace opening 11 and is of the furnace opening bottom main body structure, a guide rail 28 is fixedly connected to the outer side of the furnace opening bottom platform 22 and provides guidance for a skip car, a skip car main body 26 is arranged on the guide rail 28 in a sliding mode and provides a workpiece conveying car body, the skip car main body 26 is composed of a skip car platform 13 and a skip car chassis 15 together to provide a premise for adjustment of the skip car platform 13, the upper surface of the skip car platform 13 is level with the upper surface of the furnace opening bottom platform 22 to ensure plane connection, idler wheels 3 connected to the lower side of the skip car chassis 15 are correspondingly arranged on the, the other end of the connecting rod 25 is rotatably connected to the left and right sides of the front surface of the oven door main body 23, and the reciprocating movement of the skip car main body 26 is realized through the lifting of the oven door main body 23.
The four corners of the upper surface of the skip car chassis 15 are fixedly connected with a screw rod 4, the upper end of the screw rod 4 is rotatably connected with a first nut 5 and a second nut 6, the plate body of the skip car platform 13 is correspondingly inserted on the screw rod 4, the first nut 5 and the second nut 6 are correspondingly pressed on the upper surface and the lower surface of the skip car platform 13, the height adjustment of the skip car platform 13 can be realized through the position adjustment of the first nut 5 and the second nut 6, the four corners of the lower surface of the skip car chassis 15 are rotatably connected with a first rotating shaft 1 through a wheel seat 2 to provide a rotating shaft of a roller 3, the shaft body of the first rotating shaft 1 is fixedly connected with a bearing 16 to reduce the rotating friction force, the side position of the shaft body of the first rotating shaft 1 corresponding to the bearing 16 is provided with a third retaining ring 18, the roller 3 is correspondingly sleeved on the bearing 16, a second retaining ring 17 is arranged between the roller 3 and the bearing 16 to realize the position fixation, one end of the connecting rod 25 connected with the material vehicle chassis 15 is fixedly connected with a second hinge 27 for providing corresponding rotary connection, the second hinge 27 is correspondingly sleeved on the shaft body of the first rotating shaft 1, the shaft body of the first rotating shaft 1 is provided with a spacer 20 corresponding to the outer side of the second hinge 27, the outer side position of the spacer 20 is provided with a fourth check ring 19 for realizing the limit of the second hinge 27 through the function of the spacer 20, the limit of the spacer 20 is realized through the function of the first check ring 19, one end of the connecting rod 25 connected with the furnace door main body 23 is fixedly connected with a first hinge 24 for providing corresponding rotary connection, the side surface of the furnace door main body 23 is correspondingly provided with a second rotating shaft 10 for providing a rotary connecting shaft, a hinge base 9 is fixedly connected on the second rotating shaft 10, the first hinge 24 is correspondingly connected on the hinge base 9 for realizing corresponding rotary connection, the two sides of the second rotating shaft 10 are both connected with first check rings 8 for realizing the limit of the, the stability of the switching position is ensured, one side of the furnace mouth bottom platform 22 is correspondingly provided with the photoelectric travel switch 12, the outer side of the photoelectric travel switch 12 is provided with the protective cover 7, the lower surface of the skip car main body 26 is correspondingly provided with the travel adjusting bolt 14, and the automatic control operation is achieved through the matching of the travel adjusting bolt 14 and the photoelectric travel switch 12.
The working principle is as follows: the device is a connecting rod 25 double-slider structure, the horizontal reciprocating motion of a slider B (a skip car main body 26) is completed by utilizing the lifting power and the stroke of a slider A (a skip car main body 23), the automatic protection of a furnace mouth bottom platform 22 is realized, when the furnace mouth main body 23 is lifted from a lower limit position, the gap between the skip car main body 26 and a furnace mouth 11 is gradually reduced by pulling the skip car main body 23 through a first hinge 24, the connecting rod 25 and a second hinge 27, when a stroke adjusting bolt 14 on the skip car main body 26 is close to a photoelectric stroke switch 12, the skip car main body 26 is close to the furnace mouth bottom platform 22, the furnace door main body 23 is in a maximum opening state, the upper plane of the skip car platform 13 is flush with the upper plane of the furnace mouth bottom platform 22, a workpiece reaching the forging temperature safely slides to the upper plane of the skip car platform 13 through the upper plane of the furnace mouth bottom platform 22, the continuous discharging or intermittent discharging can be realized according to the discharging beat of the workpiece, the skip car main body 26 reciprocates once, workpieces are discharged for multiple times, the furnace door main body 23 is opened once during intermittent discharge, the skip car main body 26 reciprocates once, the workpieces are discharged once, the furnace door main body 23 can be closed after the workpieces are taken away from the skip car main body 26 during discharge, the workpieces can also be taken away from the skip car main body 26 after the furnace door main body 23 is closed, when the furnace door main body 23 descends, the gap between the skip car main body 26 and the furnace door 11 gradually becomes larger until the furnace door 11 and the furnace door main body 23 are in a sealing state, the power of the skip car main body 26 reciprocating along the horizontal guide rail 28 comes from the furnace door main body 23, the power of the skip car main body 26 gradually approaching the furnace door 11 comes from the lifting tension of the furnace door main body 23, and the power of the skip car main body 26 gradually departing from the furnace door 11 comes.
Finally, it should be noted that: 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 or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a furnace mouth bottom automatic safety device, includes furnace gate mouth (11), its characterized in that: the upside position of furnace gate mouth (11) is provided with furnace gate main part (23), furnace gate main part (23) correspond and are connected with elevating system, the downside position of furnace gate mouth (11) sets up to furnace gate sill (22), outside fixedly connected with guide rail (28) of furnace gate sill (22), it is provided with skip main part (26) to slide on guide rail (28), skip main part (26) comprises skip platform (13) and skip chassis (15) jointly, skip platform (13) upper surface is held level with the upper surface of furnace gate sill (22), downside connection gyro wheel (3) of skip chassis (15) correspond and set up on guide rail (28), the both sides of skip chassis (15) are all rotated and are connected with connecting rod (25), the other end of connecting rod (25) is rotated and is connected in the positive surface left and right sides of furnace gate main part (23).
2. The automatic protection device for the bottom of the furnace mouth according to claim 1, characterized in that: the four-angle position of the upper surface of the skip car chassis (15) is fixedly connected with a screw rod (4), the upper end of the screw rod (4) is connected with a first nut (5) and a second nut (6) in a rotating mode, the plate body of the skip car platform (13) is correspondingly inserted onto the screw rod (4), and the first nut (5) and the second nut (6) are correspondingly pressed on the upper surface and the lower surface of the skip car platform (13).
3. The automatic protection device for the bottom of the furnace mouth according to claim 1, characterized in that: the lower surface four corners position of skip chassis (15) all rotates through wheel seat (2) and is connected with first pivot (1), the axle body fixedly connected with bearing (16) of first pivot (1), the side position that the axle body of first pivot (1) corresponds bearing (16) is provided with third retaining ring (18), gyro wheel (3) correspond the cover and put on bearing (16), be provided with second retaining ring (17) between gyro wheel (3) and bearing (16).
4. The automatic protection device for the bottom of the furnace mouth according to claim 1, characterized in that: one end fixedly connected with second hinge (27) of connecting rod (25) connecting-material vehicle chassis (15), second hinge (27) are corresponding to overlap and are put on the axle body of first pivot (1), the outside that the axle body of first pivot (1) corresponds second hinge (27) is provided with spacer (20), the outside position of spacer (20) is provided with fourth retaining ring (19).
5. The automatic protection device for the bottom of the furnace mouth according to claim 1, characterized in that: the one end fixedly connected with first hinge (24) of furnace gate main part (23) is connected in connecting rod (25), the side surface correspondence of furnace gate main part (23) is provided with second pivot (10), fixedly connected with hinge seat (9) on second pivot (10), first hinge (24) correspond and are connected on hinge seat (9), the both sides of second pivot (10) all are connected with first retaining ring (8).
6. The automatic protection device for the bottom of the furnace mouth according to claim 1, characterized in that: one side of the furnace mouth bottom platform (22) is correspondingly provided with a photoelectric travel switch (12), the outer side of the photoelectric travel switch (12) is provided with a protective cover (7), and the lower surface of the skip car main body (26) is correspondingly provided with a travel adjusting bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011622004.5A CN112683064B (en) | 2020-12-30 | 2020-12-30 | An automatic protection device for furnace bottom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011622004.5A CN112683064B (en) | 2020-12-30 | 2020-12-30 | An automatic protection device for furnace bottom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112683064A true CN112683064A (en) | 2021-04-20 |
| CN112683064B CN112683064B (en) | 2025-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011622004.5A Active CN112683064B (en) | 2020-12-30 | 2020-12-30 | An automatic protection device for furnace bottom |
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| Country | Link |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH236064A (en) * | 1943-09-04 | 1945-01-15 | Uhlendorff Engelhardt Olga | Industrial furnace with a loading table. |
| JPH07270082A (en) * | 1994-03-29 | 1995-10-20 | Trinity Ind Corp | Switching door for heat treating furnace |
| CN202470762U (en) * | 2011-11-23 | 2012-10-03 | 苏州新长光热能科技有限公司 | Connecting rod type furnace door lifting mechanism |
| CN203629316U (en) * | 2013-12-31 | 2014-06-04 | 史亮 | Lifting type furnace door capable of automatic compaction |
| CN212227735U (en) * | 2020-02-15 | 2020-12-25 | 洛阳腾节炉业科技有限公司 | Movable platen for middle and small heating furnace door |
| CN214095517U (en) * | 2020-12-30 | 2021-08-31 | 山东一然环保科技有限公司 | Automatic protection device for bottom of furnace mouth |
-
2020
- 2020-12-30 CN CN202011622004.5A patent/CN112683064B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH236064A (en) * | 1943-09-04 | 1945-01-15 | Uhlendorff Engelhardt Olga | Industrial furnace with a loading table. |
| JPH07270082A (en) * | 1994-03-29 | 1995-10-20 | Trinity Ind Corp | Switching door for heat treating furnace |
| CN202470762U (en) * | 2011-11-23 | 2012-10-03 | 苏州新长光热能科技有限公司 | Connecting rod type furnace door lifting mechanism |
| CN203629316U (en) * | 2013-12-31 | 2014-06-04 | 史亮 | Lifting type furnace door capable of automatic compaction |
| CN212227735U (en) * | 2020-02-15 | 2020-12-25 | 洛阳腾节炉业科技有限公司 | Movable platen for middle and small heating furnace door |
| CN214095517U (en) * | 2020-12-30 | 2021-08-31 | 山东一然环保科技有限公司 | Automatic protection device for bottom of furnace mouth |
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| Publication number | Publication date |
|---|---|
| CN112683064B (en) | 2025-02-11 |
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