CN113003398A - Protection device and protection method for metal smelting furnace hoisting equipment - Google Patents
Protection device and protection method for metal smelting furnace hoisting equipment Download PDFInfo
- Publication number
- CN113003398A CN113003398A CN202110193539.3A CN202110193539A CN113003398A CN 113003398 A CN113003398 A CN 113003398A CN 202110193539 A CN202110193539 A CN 202110193539A CN 113003398 A CN113003398 A CN 113003398A
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- Prior art keywords
- hook
- main support
- arm
- seat
- smelting furnace
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003723 Smelting Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 title claims abstract description 18
- 239000000725 suspension Substances 0.000 claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000001174 ascending effect Effects 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims abstract description 3
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a protection device and a protection method of metal smelting furnace hoisting equipment, and relates to the field of smelting equipment, the protection device comprises a main support, two groups of suspension arms are connected to the bottom of the main support, and the main support is connected with a smelting furnace through the two groups of suspension arms, and the protection device has the advantages that: the invention drives the screw rod in the main support by controlling the motor, the connecting seats in the two groups of suspension arms move under the screw connection relationship with the screw rod, the distance between the two groups of suspension arms is adjusted to be matched with the size of the smelting furnace, and the suspension device can be used for hoisting the smelting furnaces with different calibers; in the ascending in-process of davit, the adapter rises in advance, and some racks of adapter bottom welding rise the in-process thereupon and mesh the transmission with the gear to make the anticreep arm take place to deflect, go up the collude portion opening lock of colluding until the anticreep arm, just realize lifting by crane the smelting pot at last, avoid colluding and take place to break away from with the lug upper end, improve the security greatly.
Description
Technical Field
The invention relates to the field of smelting equipment, in particular to a protection device and a protection method for metal smelting furnace hoisting equipment.
Background
Smelting smelters are one of the frequently used devices for metallurgy and new material development and production. When the smelting furnace is used for discharging or cleaning the slag at the bottom of the furnace, the smelting furnace needs to be hoisted by utilizing hoisting equipment, so that the smelting furnace is inclined to facilitate discharging and cleaning the slag. The traditional smelting furnace hoisting equipment is directly clamped and hooked on the lugs on two sides of the smelting furnace through the bottom hook, the hook is simple in structure, and when the smelting furnace inclines, the danger of falling off exists; and due to the size difference of the smelting furnaces, the hoisting equipment cannot be matched with the smelting furnaces, so that the hoisting of the smelting furnaces is affected.
Disclosure of Invention
The invention aims to provide a protection device and a protection method for metal melting furnace hoisting equipment, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a metal smelting pot lifting device's protection device, includes the main bearing, main bearing bottom is connected with two sets of davits, and the main bearing is connected with the smelting pot through two sets of davits, the davit includes the slide that top and main bearing are connected, and the slide bottom is connected with the switching arm, and the lower extreme switching of switching arm has the switching seat, and the bottom of switching seat is connected with through two pull rods and links up the seat, and the bottom welding of linking up the seat has to link up with, and links up with and have lug upper end joint with the switching of smelting pot both sides.
Preferably, the main support is internally provided with roller grooves on two transverse sides, the two sides of the sliding seat are connected with a row of rollers formed by a plurality of rollers in a switching manner, and the row of rollers arranged on the two sides of the sliding seat are in rolling connection with the corresponding roller grooves in the main support.
Preferably, a transverse screw rod is connected to the interior of the main support in a switching mode, a connecting seat is arranged at the upper end of the sliding seat and is in threaded connection with the screw rod, one end of the screw rod is in transmission connection with an output shaft of the motor, and the motor is fixed at one end of the main support through a bolt.
Preferably, the screw rod is composed of two rod parts with opposite thread rotating directions, and the connecting seats at the upper ends of the two sliding seats are respectively in threaded connection with the two rod parts of the screw rod.
Preferably, a force measuring assembly is arranged at the joint of the bottom of the sliding seat and the transfer arm, and the force measuring range of the force measuring assembly is 50-100T.
Preferably, the upper end of the hook is hinged with an anti-dropping arm, and the anti-dropping arm is buckled with the hook part opening of the hook.
Preferably, the anti-falling arm and the end hinged with the hook are integrally formed to be provided with a gear, a rack of the hook seat penetrating vertically is welded at the bottom of the adapter seat, and the rack is meshed with the gear.
Preferably, the following components: the pull rod vertically penetrates through the hook base downwards, the ejector block is welded at the bottom end of the pull rod, a tension spring is sleeved outside the pull rod, and the upper end and the lower end of the tension spring are respectively connected with the lower surface of the adapter base and the upper surface of the hook base.
The protection method of the metal melting furnace hoisting equipment protection device comprises the following steps:
the method comprises the following steps: the top of the main support is connected with the existing lifting equipment through a lifting steel cable, before the smelting furnace is hoisted, a lead screw in the main support is driven through a control motor, connecting seats in the two groups of suspension arms move under the screw connection relationship with the lead screw, and the distance between the two groups of suspension arms is adjusted to be matched with the size of the smelting furnace;
step two: the lifting device is controlled to enable the smelting furnace to descend until the hook descends to the upper end of a lifting lug arranged on two sides of the smelting furnace, the hook is buckled with the clamping hook at the upper end of the lifting lug at the moment, then the lifting device is controlled to enable the smelting furnace to ascend, the adapter is ascended in advance in the ascending process of the suspension arm, a rack welded at the bottom of the adapter is meshed with the gear in the ascending process, and therefore the anti-falling arm deflects until the anti-falling arm buckles an opening of a hook part of the hook, and finally the smelting furnace is hoisted;
step three: when the suspension arm is separated from the smelting furnace, the smelting furnace is descended and placed on the ground through the lifting device, the tension spring sleeved outside the pull rod resets along with the descent of the suspension arm, the adapter seat and the hook seat are closed, the rack is meshed with the gear to drive, the anti-falling arm is unfolded to separate from the buckling of the opening of the hook part of the hook, and the hook can be separated from the lifting lug at the moment.
The invention has the technical effects and advantages that:
1. the invention drives the screw rod in the main support by controlling the motor, the connecting seats in the two groups of suspension arms move under the screw connection relationship with the screw rod, the distance between the two groups of suspension arms is adjusted to be matched with the size of the smelting furnace, and the suspension device can be used for hoisting the smelting furnaces with different calibers;
2. in the lifting process of the suspension arm, the adapter is lifted in advance, and the rack welded at the bottom of the adapter is meshed with the gear in the lifting process, so that the anti-drop arm deflects until the anti-drop arm buckles the opening of the hook part of the hook, and finally the smelting furnace is lifted, the hook is prevented from being separated from the upper end of the lifting lug, and the safety is greatly improved;
3. according to the invention, as the suspension arm descends, the tension spring sleeved outside the pull rod resets to draw the adapter seat and the hook seat close to each other, and the rack is meshed with the gear for transmission, so that the anti-falling arm is unfolded and separated from the buckling of the opening of the hook part, and at the moment, the hook and the lifting lug can be separated conveniently.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a front cross-sectional view of the structure of the present invention.
Fig. 4 is a side cross-sectional view of the inventive structure.
Fig. 5 is a schematic view of the anti-slip arm of the present invention when deployed.
Fig. 6 is an enlarged view of a portion a in fig. 5.
In the figure: 1. a main support; 2. a suspension arm; 3. a furnace; 301. lifting lugs; 4. a screw rod; 5. a slide base; 501. a connecting seat; 502. a wheel row; 503. a force measuring assembly; 6. a transfer arm; 7. a transfer seat; 8. a pull rod; 801. a top block; 9. a hook seat; 10. hooking; 11. an electric motor; 12. an anti-drop arm; 1201. a gear; 13. a rack.
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.
The invention provides a protection device of metal smelting furnace hoisting equipment as shown in figures 1-6, which comprises a main support 1, wherein the bottom of the main support 1 is connected with two groups of suspension arms 2, the main support 1 is connected with a smelting furnace 3 through the two groups of suspension arms 2, each suspension arm 2 comprises a sliding seat 5, the top of each sliding seat is connected with the main support 1, the bottom end of each sliding seat 5 is connected with a switching arm 6, the lower end of each switching arm 6 is in switching connection with a switching seat 7, the bottom of each switching seat 7 is connected with a hook seat 9 through two pull rods 8, the bottom of each hook seat 9 is welded with a hook 10, and the hook 10 is in switching connection with the upper end of a lifting lug 301 on.
The main support 1 is internally provided with roller grooves on two transverse sides, the two sides of the sliding seat 5 are connected with a roller row 502 formed by a plurality of rollers in a switching way, and the roller row 502 arranged on the two sides of the sliding seat 5 is connected with the corresponding roller groove in the main support 1 in a rolling way, so that the distance between the two groups of suspension arms 2 can be adjusted.
The inside of the main support 1 is rotatably connected with a transverse screw rod 4, the upper end of the sliding seat 5 is provided with a connecting seat 501 which is in threaded connection with the screw rod 4, one end of the screw rod 4 is in transmission connection with an output shaft of the motor 11, and the motor 11 is fixed at one end of the main support 1 through a bolt.
The screw rod 4 is composed of two rod parts with opposite thread rotating directions, and the connecting seats 501 at the upper ends of the two sliding seats 5 are respectively screwed with the two rod parts of the screw rod 4, so that the two groups of suspension arms 2 move close to each other or move away from each other under the driving of the motor 11 to the screw rod 4.
The connecting part of the bottom of the sliding seat 5 and the adapter arm 6 is provided with a force measuring assembly 503, the force measuring range of the force measuring assembly 503 is 50-100T, and the detection of the mass of the residual materials in the smelting furnace 3 is convenient.
The upper end of the hook 10 is hinged with an anti-drop arm 12, and the anti-drop arm 12 is buckled with the opening of the hook part of the hook 10.
The gear 1201 is integrally formed at one end of the anti-falling arm 12 hinged with the hook 10, the rack 13 of the hook seat 9 which vertically penetrates through is welded at the bottom of the adapter seat 7, and the rack 13 is meshed with the gear 1201.
The pull rod 8 vertically penetrates through the hook seat 9 downwards, the top block 801 is welded at the bottom end of the pull rod 8, a tension spring is sleeved outside the pull rod 8, and the upper end and the lower end of the tension spring are respectively connected with the lower surface of the adapter seat 7 and the upper surface of the hook seat 9.
A protection method of a metal melting furnace hoisting equipment protection device comprises the following steps:
the method comprises the following steps: as shown in fig. 3, the top of the main support 1 is connected with the existing lifting device through a lifting steel cable, before the furnace 3 is hoisted, the screw rod 4 inside the main support 1 is driven by controlling the motor 11, the connecting seats 501 in the two groups of suspension arms 2 move under the screw connection with the screw rod 4, the distance between the two groups of suspension arms 2 is adjusted to be suitable for the size of the furnace 3, and the furnace 3 can be hoisted for use with different calibers;
step two: the lifting device is controlled to descend until the hook 10 descends to the upper ends of lifting lugs 301 arranged on two sides of the smelting furnace 3, the hook 10 is buckled with the upper end of the lifting lug 301, then the lifting device is controlled to drive the lifting device to ascend, as shown in the figure, the switching seat 7 ascends in advance in the ascending process of the suspension arm 2, the rack 13 welded at the bottom of the switching seat 7 ascends along with the switching seat and is meshed with the gear 1201 for transmission, so that the anti-falling arm 12 deflects until the anti-falling arm 12 buckles an opening of a hook part of the hook 10, as shown in the figure 4, the smelting furnace 3 is lifted finally, the hook 10 is prevented from being separated from the upper ends of the lifting lugs 301, and the safety is greatly improved;
step three: when the suspension arm 2 is separated from the smelting furnace 3, the smelting furnace 3 descends through the lifting device and is placed on the ground, along with the descending of the suspension arm 2, the tension spring sleeved outside the pull rod 8 resets, the switching seat 7 and the hook seat 9 are pulled close to each other, and the rack 13 is meshed with the gear 1201 for transmission, so that the anti-falling arm 12 is unfolded and separated from the buckling of the hook part opening of the hook 10, at the moment, the hook 10 can be separated from the lifting lug 301, and the separation is convenient.
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 (9)
1. The utility model provides a protection device of metal melting furnace lifting device, includes main support (1), its characterized in that: the utility model discloses a smelting furnace, including main support (1), slide (5) bottom are connected with switching arm (6), and the lower extreme switching of switching arm (6) has connect switching seat (7), and the bottom of switching seat (7) is connected with through two pull rods (8) and links up with seat (9), and the bottom welding of linking up with seat (9) has colluded (10), and links up with (10) and be equipped with lug (301) upper end joint with smelting furnace (3) both sides switching.
2. The protection device of a metal melting furnace lifting device according to claim 1, characterized in that: the inner transverse two sides of the main support (1) are respectively provided with a roller groove, the two sides of the sliding seat (5) are connected with a roller row (502) formed by a plurality of rollers in a switching way, and the roller rows (502) arranged on the two sides of the sliding seat (5) are in rolling connection with the corresponding roller grooves in the main support (1).
3. A protection device for a metal melting furnace lifting device according to claim 2, characterized in that: the internal switching of main support (1) has horizontal lead screw (4), and slide (5) upper end is equipped with connecting seat (501) and lead screw (4) looks spiro union, and the output shaft transmission of one end and motor (11) of lead screw (4) is connected, and motor (11) passes through the bolt fastening in the one end of main support (1).
4. A protection device for a metal melting furnace lifting device according to claim 3, characterized in that: the screw rod (4) is composed of two rod parts with opposite thread rotating directions, and the connecting seats (501) at the upper ends of the two sliding seats (5) are respectively in threaded connection with the two rod parts of the screw rod (4).
5. The protection device of a metal melting furnace lifting device according to claim 1, characterized in that: and a force measuring assembly (503) is arranged at the joint of the bottom of the sliding seat (5) and the transfer arm (6), and the force measuring range of the force measuring assembly (503) is 50-100T.
6. The protection device of a metal melting furnace lifting device according to claim 1, characterized in that: the upper end of the hook (10) is hinged with an anti-falling arm (12), and the anti-falling arm (12) is buckled with a hook part opening of the hook (10).
7. The protection device of a metal melting furnace lifting device according to claim 6, characterized in that: the anti-falling arm (12) and the hook (10) are hinged to each other, one end of the anti-falling arm is integrally formed with a gear (1201), a rack (13) of the hook seat (9) which penetrates vertically is welded to the bottom of the adapter seat (7), and the rack (13) is meshed with the gear (1201).
8. The protection device of a metal melting furnace lifting device according to claim 1, characterized in that: the pull rod (8) vertically penetrates through the hook base (9) downwards, the bottom end of the pull rod (8) is welded with the ejector block (801), the tension spring is sleeved outside the pull rod (8), and the upper end and the lower end of the tension spring are respectively connected with the lower surface of the adapter base (7) and the upper surface of the hook base (9).
9. A method for protecting a metal furnace lifting device protection apparatus according to any one of claims 1 to 8, comprising the steps of:
the method comprises the following steps: the top of the main support (1) is connected with the existing lifting equipment through a lifting steel cable, before the smelting furnace (3) is lifted, a screw rod (4) in the main support (1) is driven through a control motor (11), connecting seats (501) in the two groups of suspension arms (2) move under the screw connection relationship with the screw rod (4), and the distance between the two groups of suspension arms (2) is adjusted to be matched with the size of the smelting furnace (3);
step two: the lifting device is controlled to descend until the hook (10) descends to the upper end of a lifting lug (301) arranged on two sides of the smelting furnace (3), the hook (10) is buckled with the upper end of the lifting lug (301), then the lifting device is controlled to drive the lifting device to ascend, the adapter (7) ascends in advance in the ascending process of the suspension arm (2), a rack (13) welded at the bottom of the adapter (7) is meshed with the gear (1201) in the ascending process, and the anti-falling arm (12) deflects until the anti-falling arm (12) buckles an opening of a hook part of the hook (10), and finally the smelting furnace (3) is lifted;
step three: when the suspension arm (2) is separated from the smelting furnace (3), the smelting furnace (3) is descended and placed on the ground through the lifting equipment, along with the descending of the suspension arm (2), the tension spring sleeved outside the pull rod (8) is reset, the adapter (7) and the hook seat (9) are pulled to be close, the rack (13) and the gear (1201) are meshed for transmission, the anti-drop arm (12) is unfolded to be separated from the buckling of the opening of the hook part of the hook (10), and at the moment, the hook (10) and the lifting lug (301) can be separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110193539.3A CN113003398A (en) | 2021-02-20 | 2021-02-20 | Protection device and protection method for metal smelting furnace hoisting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110193539.3A CN113003398A (en) | 2021-02-20 | 2021-02-20 | Protection device and protection method for metal smelting furnace hoisting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113003398A true CN113003398A (en) | 2021-06-22 |
Family
ID=76404441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110193539.3A Pending CN113003398A (en) | 2021-02-20 | 2021-02-20 | Protection device and protection method for metal smelting furnace hoisting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113003398A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322550A (en) * | 2021-11-29 | 2022-04-12 | 江苏奥纳麦格科技有限公司 | Vacuum intermediate frequency melting furnace for processing iron core |
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| CN106892349A (en) * | 2017-04-27 | 2017-06-27 | 钦州学院 | The self-locking suspension hook of anti-oscillating |
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| CN207792492U (en) * | 2017-12-28 | 2018-08-31 | 四川省隆昌机械制造有限公司 | A kind of safety hook equipped with anti-drop device |
| CN210620024U (en) * | 2019-09-09 | 2020-05-26 | 山东神州机械有限公司 | Anti-falling device of bridge crane |
| CN210884910U (en) * | 2019-08-16 | 2020-06-30 | 章丘市万合增铸造机械有限公司 | Gantry lifting appliance for casting |
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2021
- 2021-02-20 CN CN202110193539.3A patent/CN113003398A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014206859A1 (en) * | 2013-06-27 | 2014-12-31 | Dellai Graziano | Automatic lifting hook |
| CN106892349A (en) * | 2017-04-27 | 2017-06-27 | 钦州学院 | The self-locking suspension hook of anti-oscillating |
| CN207792492U (en) * | 2017-12-28 | 2018-08-31 | 四川省隆昌机械制造有限公司 | A kind of safety hook equipped with anti-drop device |
| CN108147273A (en) * | 2017-12-30 | 2018-06-12 | 东莞市史雷帝三维数控科技有限公司 | A kind of adjustable large-scale steel pipe suspender |
| CN210884910U (en) * | 2019-08-16 | 2020-06-30 | 章丘市万合增铸造机械有限公司 | Gantry lifting appliance for casting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114322550A (en) * | 2021-11-29 | 2022-04-12 | 江苏奥纳麦格科技有限公司 | Vacuum intermediate frequency melting furnace for processing iron core |
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Application publication date: 20210622 |
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| RJ01 | Rejection of invention patent application after publication |