CN109794596B - Hot-metal bottle capping and uncapping device and method - Google Patents
Hot-metal bottle capping and uncapping device and method Download PDFInfo
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- CN109794596B CN109794596B CN201910168570.4A CN201910168570A CN109794596B CN 109794596 B CN109794596 B CN 109794596B CN 201910168570 A CN201910168570 A CN 201910168570A CN 109794596 B CN109794596 B CN 109794596B
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Abstract
The invention discloses a hot metal ladle capping and uncapping device and a method in the technical field of metallurgical industrial production, and the hot metal ladle capping and uncapping device comprises a transport vehicle, wherein a support seat and a hot metal ladle are respectively arranged on the left side and the right side of the top of the transport vehicle, sliding seats are symmetrically arranged at the front and the back of the top of the support seat, electric push rod mounting seats are respectively arranged on the left sides of the tops of two groups of sliding seats, an electric push rod is fixedly arranged at the top of each electric push rod mounting seat, a moving rod penetrating through the electric push rod mounting seats is slidably matched at the top of each sliding seat, and a fixed block fixedly connected with the telescopic end of each electric push rod is arranged at the top of the left end of each moving rod. The molten iron tank cover can not fall off.
Description
Technical Field
The invention relates to the technical field of metallurgical industrial production, in particular to a hot-metal bottle capping and uncapping device and method.
Background
At present, in a steel plant, a molten iron tank, a steel ladle, a billet carrier and the like need to be covered for heat preservation, so that heat dissipation is reduced, and the cooling of molten iron or molten steel is reduced, thereby improving the quality of steel billets and saving energy. The existing method for covering and uncovering the ladle generally adopts a method of hoisting a molten iron ladle cover to carry out covering and uncovering operation. The lifting process is not stable enough, so that the lifting operation is unsafe and unreliable.
For example, chinese patent application No. cn201420786602.x, has the following specific contents: a vehicle-mounted automatic covering and uncovering heat preservation device for a hot metal ladle transportation. The technical scheme is as follows: a pair of tank cover heat preservation devices capable of being automatically opened and closed are mounted at two ends of the molten iron tank car, and the tank cover heat preservation devices drive a large cover four-bar supporting mechanism connected with a tank cover to move through a hydraulic cylinder, an electric cylinder or an electric hydraulic push rod, so that the tank cover is opened and closed. The tank cover is made of a stainless steel plate, and is lined with a fireproof heat-insulating material to play roles in supporting, heat preservation and rain prevention. When the hot-metal ladle is connected with molten iron in a blast furnace, a steel-making hanging tank or a pig machine for casting iron, the tank cover is opened; the ladle lid is closed while the ladle is in transit or waiting for transit. But be equipped with automatic switch's little lid on the big cover, can open the little lid and connect the hot metal bottle and take a sample to the hot metal bottle temperature measurement when big lid is closed, reduce the heat and scatter and disappear through jar mouth, the energy saving, reduce cost. The device has two kinds of receiving electricity ways: firstly, an aviation plug is manually inserted into a socket in a tank car socket box to be connected with a power supply; and secondly, the automatic connection device of the electric grinding channel is operated by a wired or wireless remote controller to connect the power supply.
The vehicle-mounted automatic cover adding and uncovering heat preservation device for the hot metal ladle transport vehicle solves the problem of heat dissipation loss from a tank opening when the high-temperature hot metal ladle is full and empty, and reduces the temperature drop of molten iron; the slag crusting phenomenon of the hot metal ladle is eliminated, the loss of molten iron is reduced, and temperature measurement sampling and molten iron adding in steel making from the hot metal ladle are facilitated; the steel ladle automatic cover adding and uncovering device has the advantages that the service lives of a steel converter lining and a molten iron tank are prolonged, the consumption of refractory materials is reduced, but the steel ladle automatic cover adding and uncovering device needs to be driven by a plurality of groups of oil cylinders, energy is wasted, the structure of the device is complex, and therefore the molten iron tank cover adding and uncovering device is designed to solve the problems.
Disclosure of Invention
The invention aims to provide a hot metal bottle capping and uncapping device and a method, which aim to solve the problems that a plurality of groups of oil cylinders are required to be used for driving, energy is wasted, and the structure of the device is complex.
In order to achieve the purpose, the invention provides the following technical scheme: a hot metal ladle capping and uncapping device comprises a transport vehicle, wherein a supporting seat and a hot metal ladle are respectively arranged on the left side and the right side of the top of the transport vehicle, sliding seats are symmetrically arranged on the front side and the back side of the top of the supporting seat, electric push rod mounting seats are respectively arranged on the left side and the right side of the top of two groups of sliding seats, an electric push rod is fixedly mounted at the top of each electric push rod mounting seat, a moving rod penetrating through the electric push rod mounting seats is slidably matched at the top of each sliding seat, a fixed block fixedly connected with the telescopic end of the electric push rod is arranged at the top of the left end of the moving rod, a connecting block is arranged at the top of the right end of the moving rod, a connecting arm is hinged at the top of the connecting block, an ear block is arranged on the right side wall of the lower end of the, and a molten iron tank cover is arranged between the two groups of connecting arms, a storage battery is arranged in the inner cavity on the left side of the supporting seat, and the electric push rod is electrically connected with the storage battery through a control switch.
Further, a protective cover is arranged outside the electric push rod.
Further, the connecting arm is in a rectangular parallelepiped shape.
Further, the top of the molten iron tank cover is an arc surface.
Furthermore, a storage cabinet is arranged inside the right side of the supporting seat.
Further, the apparatus further comprises: an ambient temperature sensor and a control device;
the environment temperature sensor is installed on the site where the hot metal ladle is located, the environment temperature sensor is connected with the control device, and the control device is connected with the control switch.
The invention also provides a method for automatically adding and uncovering the hot-metal bottle by using the hot-metal bottle adding and uncovering device, which comprises the following steps:
the control device controls the electric push rod to open and close the cover by using the control switch;
the hot-metal ladle starts to work, and the environment temperature sensor acquires the site temperature of the hot-metal ladle in real time in the working process of the hot-metal ladle;
if the current working time is less than a preset first threshold and the current temperature of the site where the hot metal ladle is located is higher than a preset second threshold, it is judged that the hot metal ladle is not completely buckled when being capped, and the control device controls the electric push rod to uncover the cap and then recapture by using a control switch;
when the hot metal ladle needs to be poured, the control device controls the electric push rod to uncover by using the control switch to pour materials in a semi-open mode.
Further, the first threshold is calculated by the following formula:
the first threshold = the uncapping time period + (uncapping time period/total operating time period of the hot metal ladle) plus the remaining operating time period.
Further, the second threshold is calculated by the following formula:
the second threshold = heating temperature during operation of the hot metal ladle (remaining operation time/total operation time of the hot metal ladle).
Compared with the prior art, the invention has the beneficial effects that: the hot metal tank cover adding and uncovering device is simple in structure and convenient to operate, the control switch can be manually controlled to add and uncover the hot metal tank, manual close-distance participation in the process of adding and uncovering the hot metal tank is not needed, the safety of workers is improved, the device is more stable in a hoisting mode compared with the process of adding and uncovering the hot metal tank, the situation that the hot metal tank cover falls off is avoided, the hot metal tank cover can be quickly lifted or uncovered by pushing and pulling the movable rod through the electric push rod, the time for adding and uncovering is saved, the production efficiency of a factory is improved, and the hot metal tank cover adding and uncover.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-transport vehicle, 2-supporting seat, 3-hot metal tank, 4-sliding seat, 5-electric push rod mounting seat, 6-electric push rod, 7-moving rod, 8-fixing block, 9-connecting block, 10-connecting arm, 11-lug block, 12-fixing column, 13-connecting block II, 14-connecting rod, 15-hot metal tank cover, 16-storage battery and 17-storage cabinet.
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.
Example 1
Referring to fig. 1-2, the present invention provides a hot metal bottle capping and uncapping device, which comprises: a hot metal ladle capping and uncapping device comprises a transport cart 1, wherein a supporting seat 2 and a hot metal ladle 3 are respectively arranged on the left side and the right side of the top of the transport cart 1, sliding seats 4 are symmetrically arranged on the front side and the back side of the top of the supporting seat 2, electric push rod mounting seats 5 are respectively arranged on the left sides of the tops of two groups of sliding seats 4, an electric push rod 6 is fixedly mounted on the top of each electric push rod mounting seat 5, a moving rod 7 penetrating through the electric push rod mounting seats 5 is slidably matched on the top of each sliding seat 4, a fixed block 8 fixedly connected with the telescopic end of each electric push rod 6 is arranged on the top of the left end of each moving rod 7, a connecting block 9 is arranged on the top of the right end of each moving rod 7, a connecting arm 10 is hinged to the top of each connecting block 9, an ear block 11 is arranged on the right side wall of the lower end of each connecting, a molten iron tank cover 15 is arranged between the two groups of connecting arms 10, a storage battery 16 is arranged in the left inner cavity of the supporting seat 2, and the electric push rod 6 is electrically connected with the storage battery 16 through a control switch.
In the embodiment, the hot metal ladle 3 filled with hot metal is placed at the fixed position on the right side of the top of the transport vehicle 1, so that the hot metal ladle cover 15 can accurately cover the opening of the hot metal ladle 3, the extension of the telescopic ends of the two groups of electric push rods 6 is controlled by a control switch, the fixed block 8 fixedly connected with the telescopic ends of the electric push rods 6 is arranged at the top of the left end of the moving rod 7, so that the fixed block 8 is driven to move leftwards, so that the moving rod 7 is driven to move leftwards, the connecting block 9 is arranged at the top of the right end of the moving rod 7, the connecting arm 10 is hinged at the top of the connecting block 9, so that the bottom of the connecting arm 10 is driven to move leftwards, the connecting block two 13 is fixed, the left end of the connecting rod 14 rotates around the hinged part of the connecting rod 14 and the connecting block two 13, the connecting arm 10 swings downwards, the control switch controls the electric push rod 6 to stop stretching, and when the molten iron tank cover 15 needs to be uncovered, the control switch only needs to control the electric push rod 6 to shrink.
Example 2
The embodiment of the invention provides a hot metal bottle capping and uncapping device, and on the basis of embodiment 1, a protective cover is arranged outside an electric push rod 6 and used for protecting the electric push rod 6.
Example 3
The embodiment of the invention provides a hot metal bottle capping and uncapping device, and on the basis of the embodiment 1, a connecting arm 10 is in a cuboid shape, so that the connecting arm 10 is firmer.
Example 4
The embodiment of the invention provides a hot metal bottle capping and uncapping device, and on the basis of embodiment 1, the top of a hot metal bottle cap 15 is an arc surface.
Example 5
The embodiment of the invention provides a hot metal bottle capping and uncapping device, and on the basis of embodiment 1, a storage cabinet 17 is arranged inside the right side of a supporting seat 2, and the storage cabinet 17 can store articles.
Example 6
The embodiment of the invention provides a hot metal bottle capping and uncapping device, which further comprises the following components on the basis of the embodiment 1: an ambient temperature sensor and a control device;
the environment temperature sensor is installed on the site where the hot metal ladle is located, and is connected with the control device, and the control device is connected with the control switch.
In the embodiment, the automatic control of the hot metal bottle capping and uncapping device is realized by installing the environment temperature sensor and the control device on the site where the hot metal bottle is located, the environment temperature sensor detects the site temperature of the hot metal bottle and transmits the site temperature to the control device in real time, the control device judges whether the condition that the hot metal bottle is completely uncapped when capping is generated or not according to the current working duration and the site current temperature of the hot metal bottle, so that the temperature in the hot metal bottle is diffused to the site where the hot metal bottle is located, if so, the control device needs to control the hot metal bottle to uncap and buckle again, namely, the control device sends a control command to the control switch, and the control switch controls the electric push rod 6. The control switch, the ambient temperature sensor and the control device are modules purchased in the market, and the specific structure and the circuit are not the innovation points of the invention and are defined and described herein.
Example 7
The embodiment of the invention also provides a method for automatically adding and uncovering the hot-metal bottle by using the hot-metal bottle adding and uncovering device in the embodiment 6, which comprises the following steps:
the control device controls the electric push rod 6 to add or remove the cover by using the control switch;
the method comprises the following steps that (1) a hot-metal ladle starts to work, and an environment temperature sensor collects the site temperature of the hot-metal ladle in real time in the working process of the hot-metal ladle;
if the current working time is less than a preset first threshold and the current temperature of the site where the hot metal ladle is located is higher than a preset second threshold, judging that the hot metal ladle is not completely buckled when the cover is added, and controlling the electric push rod 6 to uncover the cover and then add the cover again by using a control switch by using the control device;
when the hot metal ladle needs to be poured, the control device controls the electric push rod 6 to uncover by using the control switch to pour materials in a semi-open mode.
In this embodiment, the current working time is less than the preset first threshold, and the current temperature of the site where the molten iron tank is located is higher than the preset second threshold, which indicates that the heating temperature is abnormally increased when the working time is less than the preset first threshold, and at this time, the situation that the molten iron tank is not completely buckled when the molten iron tank is capped may occur, so that the temperature in the molten iron tank is diffused to the site where the molten iron tank is located. Therefore, the automatic control device is required to be buckled again, the set control condition can effectively detect the fault condition that the capping is not completely buckled when the capping is carried out, and the danger on the site and the invalid work of the hot metal ladle caused by the continuous heating are avoided.
Example 8
The embodiment of the invention provides a method for automatically adding and uncovering a hot-metal bottle, and on the basis of embodiment 7, a first threshold value is calculated by the following formula:
the first threshold = the uncapping time period + (uncapping time period/total operating time period of the hot metal ladle) plus the remaining operating time period.
The embodiment provides an optimal calculation mode of the first threshold, the first threshold obtained by the calculation mode comprehensively considers the time required by uncovering, the total working time of the hot metal ladle and the residual working time, the calculation result can effectively limit the control condition that the control device uncovers the cover by using the control switch and covers the opening of the ladle again, and the misjudgment caused by the fact that the set value does not accord with the actual field production condition is avoided.
Example 9
The embodiment of the invention provides a method for automatically adding and uncovering a hot-metal bottle, and on the basis of the embodiment 7, a second threshold value is calculated by the following formula:
the second threshold = heating temperature during operation of the hot metal ladle (remaining operation time/total operation time of the hot metal ladle).
In the embodiment, a preferable calculation mode of the second threshold is provided, the second threshold obtained by the calculation mode comprehensively considers the heating temperature (usually constant) in the working process of the hot metal ladle, the total working time of the hot metal ladle and the residual working time, and the calculation result can effectively limit the control condition that the control device uses the control switch to uncover and cover the opening of the ladle again, so that the misjudgment caused by the fact that the set value does not accord with the actual field production condition is avoided.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a hot metal bottle adds takes off lid device, includes transport vechicle (1), its characterized in that: the hot-metal ladle car is characterized in that the left side and the right side of the top of the transport car (1) are respectively provided with a supporting seat (2) and a hot-metal ladle (3), sliding seats (4) are symmetrically arranged around the top of the supporting seat (2), electric push rod mounting seats (5) are arranged on the left sides of the tops of the two groups of sliding seats (4), electric push rods (6) are fixedly mounted at the tops of the electric push rod mounting seats (5), a moving rod (7) penetrating through the electric push rod mounting seats (5) is in sliding fit at the top of the sliding seats (4), a fixed block (8) fixedly connected with the telescopic end of each electric push rod (6) is arranged at the top of the left end of each moving rod (7), a connecting block (9) is arranged at the top of the right end of each moving rod (7), a connecting arm (10) is hinged to the top of each connecting block, fixing columns (12) are arranged on the outer sides of the two groups of sliding seats (4), a second connecting block (13) is arranged at the top of each fixing column (12), a connecting rod (14) is hinged between each second connecting block (13) and each lug block (11), a molten iron tank cover (15) is arranged between the two groups of connecting arms (10), a storage battery (16) is arranged in an inner cavity of the left side of the supporting seat (2), and the electric push rod (6) is electrically connected with the storage battery (16) through a control switch;
further comprising: an ambient temperature sensor and a control device;
the environment temperature sensor is arranged on the site where the hot metal ladle is located, and is connected with the control device which is connected with the control switch;
the control device controls the electric push rod (6) to open and close the cover by using the control switch;
the environment temperature sensor collects the site temperature of the hot metal ladle in real time in the working process of the hot metal ladle;
if the current working time is less than a preset first threshold value and the current temperature of the site where the hot metal ladle is located is higher than a preset second threshold value, the hot metal ladle is judged to be not completely buckled when being capped, and the control device controls the electric push rod (6) to uncover and then recap by using a control switch;
when the hot metal ladle needs to be poured, the control device controls the electric push rod (6) to uncover by using the control switch to pour the materials in a semi-open mode;
the first threshold is calculated by the following formula:
the first threshold = uncovering duration + (uncovering duration/total working duration of the hot metal ladle) plus remaining working duration;
the second threshold is calculated by the following formula:
the second threshold = heating temperature during operation of the hot metal ladle (remaining operation time/total operation time of the hot metal ladle).
2. The hot-metal bottle capping and uncapping device according to claim 1, wherein: and a protective cover is arranged outside the electric push rod (6).
3. The hot-metal bottle capping and uncapping device according to claim 1, wherein: the connecting arm (10) is in a cuboid shape.
4. The hot-metal bottle capping and uncapping device according to claim 1, wherein: the top of the molten iron tank cover (15) is an arc surface.
5. The hot-metal bottle capping and uncapping device according to claim 1, wherein: a storage cabinet (17) is arranged inside the right side of the supporting seat (2).
6. The method for automatically capping and uncapping the hot-metal bottle by using the hot-metal bottle capping and uncapping device of claim 1, which is characterized in that: the method comprises the following steps:
the control device controls the electric push rod (6) to open and close the cover by using the control switch;
the hot-metal ladle starts to work, and the environment temperature sensor acquires the site temperature of the hot-metal ladle in real time in the working process of the hot-metal ladle;
if the current working time is less than a preset first threshold value and the current temperature of the site where the hot metal ladle is located is higher than a preset second threshold value, the hot metal ladle is judged to be not completely buckled when being capped, and the control device controls the electric push rod (6) to uncover and then recap by using a control switch;
when the hot metal ladle needs to be poured, the control device controls the electric push rod (6) to uncover by using the control switch to pour the materials in a semi-open mode;
the first threshold is calculated by the following formula:
the first threshold = uncovering duration + (uncovering duration/total working duration of the hot metal ladle) plus remaining working duration;
the second threshold is calculated by the following formula:
the second threshold = heating temperature during operation of the hot metal ladle (remaining operation time/total operation time of the hot metal ladle).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910168570.4A CN109794596B (en) | 2019-03-06 | 2019-03-06 | Hot-metal bottle capping and uncapping device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910168570.4A CN109794596B (en) | 2019-03-06 | 2019-03-06 | Hot-metal bottle capping and uncapping device and method |
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| CN109794596B true CN109794596B (en) | 2021-01-19 |
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| CN110834086A (en) * | 2019-10-30 | 2020-02-25 | 首钢水城钢铁（集团）有限责任公司 | Hot metal bottle flip driving system power connection actuating device |
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| CN102297585B (en) * | 2011-08-31 | 2013-04-17 | 太仓市华瑞真空炉业有限公司 | Self-locking device for two chamber vacuum furnace |
| JP2014178106A (en) * | 2013-02-18 | 2014-09-25 | Cbc Est Co Ltd | Temperature-controlled conveyance box |
| CN203343428U (en) * | 2013-06-14 | 2013-12-18 | 南通市煌埔机械制造有限公司 | Vehicle-mounted hot metal ladle automatic cover adding-taking device |
| CN203343429U (en) * | 2013-06-14 | 2013-12-18 | 南通市煌埔机械制造有限公司 | Vehicle-mounted metal ladle cover adding-taking device |
| CN103934444B (en) * | 2014-05-10 | 2016-08-24 | 马鞍山市双益机械制造有限公司 | Molten Iron Transportation online hot-metal bottle attemperator and uncovery method thereof |
| CN203972841U (en) * | 2014-05-10 | 2014-12-03 | 马鞍山市双益机械制造有限公司 | The online hot-metal bottle attemperator of a kind of Molten Iron Transportation |
| CN208513637U (en) * | 2018-07-19 | 2019-02-19 | 洛阳豫新工程技术股份有限公司 | A kind of online hot-metal bottle uncovery attemperator of slidingtype |
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