CN113201615B - Manipulator and equipment for plugging small sleeve tuyere of blast furnace - Google Patents
Manipulator and equipment for plugging small sleeve tuyere of blast furnace Download PDFInfo
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- CN113201615B CN113201615B CN202110532296.1A CN202110532296A CN113201615B CN 113201615 B CN113201615 B CN 113201615B CN 202110532296 A CN202110532296 A CN 202110532296A CN 113201615 B CN113201615 B CN 113201615B
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- sleeve
- feeding pipe
- clamping
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
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- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Furnace Charging Or Discharging (AREA)
Abstract
The application discloses a manipulator and equipment for leading to stifled little cover wind gap of blast furnace, the manipulator includes: the feeding pipe, the sleeve and the fixed seat are connected in sequence; the feeding pipe is provided with a storage cavity for containing sealing materials, and one side of the feeding pipe close to the air port is provided with a discharging hole; the sleeve is communicated with the material storage cavity, and a push-pull piece and a driving piece connected with the push-pull piece are arranged in the sleeve; under the driving action of the driving piece, the push-pull piece is provided with an extrusion state which pushes the sealing material in the material storage cavity out of the discharge hole to seal the air port, and an extension state which stretches out of the discharge hole to poke the sealing material fixed at the air port. This application is reasonable in design not only, simple structure, and easily processing easily operates, and is practical convenient, still ensures the wind gap and leads to stifled accuracy, reduces the waste of sealing material, has improved the availability factor in wind gap, and reduces the work load of field treatment, when using manpower sparingly, has reduced operating time.
Description
Technical Field
The application relates to the technical field of metallurgical iron making, in particular to a manipulator and equipment for blocking a small sleeve tuyere of a blast furnace.
Background
The blast furnace tuyere of the iron works is a part of the blast furnace of the iron works, high-temperature hot air blown in from the blast furnace tuyere and furnace bottom coke are oxidized and combusted to generate carbon monoxide (CO) during ventilation, the CO is reduced into iron originally existing in an oxide form during high-temperature rising, the blast furnace can be operated by adopting the process of blocking the tuyere of the blast furnace during damping down or during the operation of processing special furnace conditions, and the tuyere can be blocked at any time. At present, most of the tuyere is manually plugged by refractory mortar in the market, but the space of a small sleeve of the tuyere is narrow, so that the difficulty is increased for the operation of technicians. Moreover, because the refractory mortar is soft, the operating level of technicians is uneven, and the thickness of the small sleeve tuyere blocked by the refractory mortar cannot be accurately controlled. Therefore, in the actual operation process, if the refractory mortar is too little or too thin, the blocked small sleeve tuyere is easily blown open by high-temperature hot air; if the refractory mortar is too much or too thick, it is difficult to poke the tuyere open when ventilation is required. Moreover, if the fire clay is not positioned at the front end of the small sleeve, the small sleeve is likely to be burnt out or burnt through, so that the workload of workers is increased, the time of air recovery is prolonged, and the service condition and the production efficiency of the blast furnace are seriously influenced.
Disclosure of Invention
The application provides a manipulator for leading to stifled blast furnace jacket wind gap to solve at least one technical problem among the above-mentioned technical problem.
The technical scheme adopted by the application is as follows:
in a first aspect, the present application provides a manipulator for leading to stifled small sleeve tuyere of blast furnace, including: the feeding pipe, the sleeve and the fixed seat are connected in sequence; the feeding pipe is provided with a storage cavity for containing sealing materials, and a discharging hole is formed in one side, close to the air port, of the feeding pipe; the sleeve is communicated with the material storage cavity, and a push-pull piece and a driving piece connected with the push-pull piece are arranged in the sleeve; under the driving action of the driving piece, the push-pull piece is provided with an extrusion state for pushing the sealing materials in the material storage cavity out of the discharge hole to seal the air opening, and an extension state for extending out of the discharge hole to poke the sealing materials fixed on the air opening.
Furthermore, a first connecting part is arranged on one side of the feeding pipe facing the sleeve, a second connecting part is arranged on one side of the sleeve facing the feeding pipe, the first connecting part is provided with a first connecting hole, and the second connecting part is provided with a second connecting hole; the manipulator further comprises fasteners, and the fasteners penetrate through the first connecting hole and the second connecting hole respectively to achieve detachable connection between the feeding pipe and the sleeve.
Furthermore, the sleeve is also provided with a guide groove communicated with the outside, and a graduated scale is arranged on the periphery of the guide groove; the driving part is provided with an indicating part matched with the guide groove, and under the driving action of the driving part, the indicating part can move along the guide groove so as to indicate the stroke of the driving part.
Furthermore, the edge of the discharge hole is provided with a guide slope.
Further, the length of the feeding pipe is not less than that of the small sleeve.
Furthermore, the sleeve is further provided with a connecting hole communicated with the outside, and the driving piece can be connected with the hydraulic oil pipe through the connecting hole.
Further, the sealing material is high-temperature refractory mortar.
In a second aspect, the present application also provides an apparatus for plugging a small tuyere of a blast furnace, comprising: the manipulator and the mobile vehicle with the portal frame are provided with the portal frame; the bottom of the moving vehicle is provided with a first guide part, the bottom of the portal frame is correspondingly provided with a first sliding part, and the first guide part is matched with the first sliding part so that the portal frame can move back and forth relative to the moving vehicle; the portal frame comprises a clamp for fixing the fixed seat, and the clamp can move up and down along the portal frame; the clamp comprises a rotating disk, a clamping assembly and a second guide part; the clamping assembly is provided with a locking position for clamping the fixing seat and an unlocking position for releasing the fixing seat; the clamping assembly is fixed on the rotating disc and can rotate along with the rotation of the rotating disc; the clamping assembly is provided with a second sliding portion, and the second guide portion is matched with the second sliding portion so that the clamping assembly can move along the radial direction of the rotating disc.
Further, the fixing seat is provided with a first limiting groove; the clamping assembly comprises a first clamping part and a second clamping part, and when the clamping assembly is located at a locking position, the first clamping part and the second clamping part move relatively to be matched with the first limiting groove; when the clamping assembly is located at the unlocking position, the first clamping portion and the second clamping portion move back to be away from the first limiting groove.
Furthermore, a support piece is arranged below the sleeve, and the support piece is provided with a second limiting groove; the clamping assembly is further provided with a fork, the fork can move along with the switching of the clamping assembly between the locking position and the unlocking position, and the fork is provided with a supporting state penetrating through the second limiting groove and a separating state far away from the second limiting groove.
Due to the adoption of the technical scheme, the method can bring the following beneficial effects:
1. by the manipulator and the equipment for blocking the small sleeve tuyere of the blast furnace, the discharge hole is accurately sealed at the position close to the small sleeve tuyere when the blast furnace stops blowing; when the blast furnace is rebleed, the feeding pipe extends into the small sleeve, the sealing material is poked by the push-pull piece, the speed of poking the air inlet is improved, and the blast furnace production is quickly recovered. This application is reasonable in design not only, simple structure, and easily processing easily operates, and is practical convenient, still ensures the wind gap and leads to stifled accuracy, reduces the waste of sealing material, has improved the availability factor in wind gap, and reduces the work load of field treatment, when using manpower sparingly, has reduced operating time.
2. As a preferred embodiment of this application, the setting of first connecting portion and second connecting portion not only is used for connecting conveying pipe and sleeve, still plays the effect of keeping apart, can prevent that the material in the conveying pipe from flowing into in the sleeve. In addition, the user can also dismantle, change the conveying pipe of different shapes and functions according to specific use scenario, and easy operation is convenient, application method is nimble.
3. As a preferred embodiment of the application, the setting of guide way can be better observe power device's operating condition more conveniently, can the audio-visual displacement distance of observing the push-and-pull piece through the scale on the guide way, calculates and infers the volume of the material that the storage cavity was released. In addition, the guide groove can also be used for troubleshooting, so that the equipment is convenient to inspect, and the service life of the manipulator is prolonged.
4. As an preferred embodiment of this application, the setting up of direction slope can make the material flow out the discharge opening more unobstructed, more accurate, quick seal the wind gap.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural diagram illustrating a manipulator for plugging a small tuyere of a blast furnace according to an embodiment of the present application;
FIG. 2 is a side view illustrating a manipulator for blocking a tuyere of a blast furnace in accordance with an embodiment of the present disclosure;
FIG. 3 is a top view illustrating a manipulator for blocking a tuyere of a blast furnace in accordance with an embodiment of the present disclosure;
FIG. 4 is a schematic view illustrating the internal structure of the sleeve in the embodiment of the present application;
FIG. 5 is a schematic view illustrating the structure of the mobile cart according to the embodiment of the present application;
FIG. 6 is a top view of the bottom structure of the cart in the embodiment of the present application;
FIG. 7 is a schematic view illustrating the structure of a clamp in the embodiment of the present application;
fig. 8 is a side view of the clip according to the embodiment of the present application.
Wherein the content of the first and second substances,
101, a feeding pipe, 102, a sleeve, 103, a fixing seat, 104, a material storage cavity, 105, a discharge hole, 106, a push-pull piece, 107, a driving piece, 108, a first connecting part, 109, a second connecting part, 110, a guide groove, 111, 112, a first connecting hole, 113, a second connecting hole, 114, a first limiting groove, 115, a supporting piece, 116, a second limiting groove, 117 and a push-pull rod 118;
210 moving vehicle, 220 portal frame and 230 clamp;
211 a first sliding part, 212 a first guiding part;
231 rotating disc, 232 clamping assembly, 233 second guide, 234 second slide, 235 first clamping, 236 second clamping, 237 fork.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present application are only relative concepts or refer to the normal use state of the product, i.e., the traveling direction of the product, and should not be considered as limiting.
In the description of the present application, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present invention.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the dynamic terms such as "relative movement" mentioned in the embodiments of the present application include not only a positional change but also a movement in which a state changes without a relative change in position such as rotation or rolling.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means 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 application. In this specification, the schematic representations of the terms used above are not necessarily intended to 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.
Finally, it is noted that when an element is referred to as being "on" or "disposed" to another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
Embodiments of the present application are further described below with reference to the accompanying drawings:
referring to fig. 1, 2, 3 and 4, the present application provides a manipulator for blocking a small tuyere of a blast furnace, comprising: a feeding pipe 101, a sleeve 102 and a fixed seat 103 which are connected in sequence. The feeding pipe 101 is provided with a storage cavity 104 for containing sealing materials, and a discharging hole 105 is formed in one side of the feeding pipe 101 close to the air port; the sleeve 102 is connected to the material storage chamber 104, and the sleeve 102 is provided therein with a push-pull member 106 and a driving member 107 connected to the push-pull member 106.
It should be noted that the driving member 107 in this embodiment may be a hydraulic cylinder, a driving motor, a pneumatic cylinder, etc., and the specific structure of the driving member 107 is not limited herein. Further, the end of the push-pull member 106 may be provided with a push-pull rod 118, and the front end of the push-pull rod 118 is provided with a post head 117. The push-pull member 106 and the column head 117 may be in a split connection structure or a connection structure, and the connection manner between the push-pull member 106 and the column head 117 is not limited in this embodiment.
In addition, the post 117 in this embodiment is partially disposed within the feed tube, and the post 117 is disposed at an end of the accumulator chamber 104 adjacent the sleeve 102 in the non-use state.
Under the driving action of the driving piece 107, the column head 117 of the push-pull piece 106 pushes the sealing material in the material storage cavity 104 out of the discharge hole 105, and the extrusion state of the tuyere is sealed; the post 117 is also capable of extending out of the discharge opening 105 under the driving action of the driving member 107, and has an extended state in which the sealing material fixed to the tuyere is poked open.
By the manipulator and the equipment for blocking the small sleeve tuyere of the blast furnace, when the blast furnace stops blowing, the discharge hole 105 is accurately sealed at the position close to the small sleeve tuyere; when the blast furnace is re-ventilated, the feeding pipe 101 extends into the small sleeve, the sealing material is poked by the push-pull piece 106, the speed of poking the air inlet is increased, and the blast furnace production is quickly recovered. This application is reasonable in design not only, simple structure, and easily processing easily operates, and is practical convenient, still ensures the wind gap and leads to stifled accuracy, reduces the waste of sealing material, has improved the availability factor in wind gap, and reduces the work load of field treatment, when using manpower sparingly, has reduced operating time.
In one embodiment, a side of the feeding tube 101 facing the sleeve 102 is provided with a first connecting portion 108, a side of the sleeve 102 facing the feeding tube 101 is provided with a second connecting portion 109, the first connecting portion 108 is provided with a first connecting hole (not marked in the figure), and the second connecting portion 109 is provided with a second connecting hole (not marked in the figure); the robot further comprises fasteners (not shown) that pass through the first and second attachment holes, respectively, to attach the first attachment 108 to the second attachment 109 to effect a detachable connection between the feeder tube 101 and the sleeve 102.
It should be noted that a central hole is provided in the middle of the first connecting portion 108 and the second connecting portion 109, so that the push-pull rod 118 can pass through the central hole and drive the column head 117 to perform a push-pull motion. In particular, the first connection 108 and the second connection 109 may be flanges extending outwardly along the mouth of the feeder tube 101 and the sleeve 102, respectively. The fastening member in the present embodiment may be, for example, a single-headed bolt, a hexagon bolt, a flat-headed bolt, or a fastening pin, and the present application is not limited thereto.
On the other hand, the post 117 provides an isolation to prevent the material in the accumulator chamber 104 from entering the sleeve 102 while pushing the material out of the feeder tube 101. After the manipulator that utilizes this application to provide accomplished the sealed material to the small set wind gap and leads to stifled operation, in order to facilitate going on smoothly of follow-up operation, can use the clear water to wash the inner wall of conveying pipe 101 to wash down remaining sealed material in the conveying pipe 101, thereby do benefit to the cleanliness of guaranteeing the manipulator and the reliability of follow-up working process.
In one embodiment, the sleeve 102 further defines a guide groove 110 communicating with the outside, and a scale (not shown) is disposed around the guide groove 110; the driving member 107 has an indicating portion 111 engaged with the guide slot 110, and under the driving action of the driving member 107, the indicating portion 111 can move along the guide slot 110 to indicate the stroke of the driving member 107, so that an operator can observe whether the driving member 107 works normally, and check and record the advancing or retreating distance of the push-pull member 106 through a scale around the guide slot 110.
In one embodiment, the edge of the discharging hole 105 is provided with a guiding slope (not shown in the figure), which is a chamfer structure from inside to outside, so that the sealing material can flow out of the discharging hole 105 more smoothly, and the tuyere can be sealed more accurately and rapidly.
In one embodiment, the length of the feeding tube 101 may be not less than the length of the small sleeve to ensure that the robot arm can reach the tuyere to be sealed and ensure that the sealing material at the tuyere can be poked open when the push-pull member 106 is in the extended state.
In one embodiment, the sleeve 102 is further opened with a connection hole communicating with the outside, the connection hole including a first connection hole 112 and a second connection hole 113, through which the driving member 107 can be connected with the outside, for example: the driving member 107 is a hydraulic cylinder which is connected with a hydraulic oil pipe through a first connecting hole 112 and a second connecting hole 113; alternatively, the drive element 107 can be provided with a control device, which can also be connected to a control line via a first connection opening 112 and a second connection opening 113.
Further, the sealing material in this embodiment may be high-temperature refractory mortar, or may be a high-temperature resistant sealing gasket, and the application does not limit the specific type of the sealing material.
Referring to fig. 5, 6, 7 and 8, the present application further provides an apparatus for blocking a tuyere of a blast furnace, which includes a manipulator for blocking a tuyere of a blast furnace according to any one of the above embodiments, and a moving cart 210 having a gantry 220. The bottom of the moving vehicle 210 is provided with a first guide part 212, the bottom of the gantry 220 is correspondingly provided with a first sliding part 211, and the first guide part 212 and the first sliding part 211 are matched with each other, so that the gantry 220 can move back and forth relative to the moving vehicle 210. The gantry 220 includes a fixture 230 for fixing the fixing base 103, and the fixture 230 can move up and down along the gantry 220. The jig 230 includes a rotating plate 231, a clamping assembly 232, and a second guide 233; the clamping assembly 232 has a locking position for clamping the holder 103 and an unlocking position for releasing the holder 103; the clamping assembly 232 is fixed on the rotating disc 231 and can rotate along with the rotation of the rotating disc 231; the chucking assembly 232 is provided with a second sliding portion 234, and the second sliding portion 234 and the second guide portion 233 cooperate to allow the chucking assembly 232 to move in the radial direction of the rotating plate 231.
In one embodiment, referring to fig. 1 and 3, the fixing base 103 is provided with a first limiting groove 114. The clamping assembly 232 comprises a first clamping portion 235 and a second clamping portion 236, and when the clamping assembly 232 is in the locking position, the first clamping portion 235 and the second clamping portion 236 move relatively to be matched with the first limiting groove 114; when the clamping assembly 232 is in the unlocked position, the first clamping portion 235 and the second clamping portion 236 move away from each other to be away from the first limiting groove 114.
In one embodiment, referring to fig. 1 and 2, a support 115 is disposed below the sleeve 102, and the support 115 has a second retaining groove 116.
It should be noted that, the number of the supporting members 115 is not limited in this embodiment, for example: here, two front and rear supporters 115 may be provided.
In addition, the clamping assembly 232 is further provided with a fork 237, the fork 237 can move along with the switching of the clamping assembly 232 between the locking position and the unlocking position, and the fork 237 has a supporting state passing through the second limiting groove 116 and a separated state far away from the second limiting groove 116.
The method can be realized by adopting or referring to the prior art in places which are not described in the invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a manipulator for leading to stifled little cover wind gap of blast furnace which characterized in that includes: the feeding pipe, the sleeve and the fixed seat are connected in sequence;
the feeding pipe is provided with a storage cavity for containing sealing materials, and a discharging hole is formed in one side, close to the air port, of the feeding pipe;
the sleeve is communicated with the material storage cavity, and a push-pull piece and a driving piece connected with the push-pull piece are arranged in the sleeve;
under the driving action of the driving piece, the push-pull piece has an extrusion state of pushing the sealing materials in the material storage cavity out of the discharge hole to seal the air opening and an extension state of extending out of the discharge hole to poke the sealing materials fixed on the air opening;
a first connecting part is arranged on one side of the feeding pipe facing the sleeve, a second connecting part is arranged on one side of the sleeve facing the feeding pipe, a first connecting hole is formed in the first connecting part, and a second connecting hole is formed in the second connecting part;
the mechanical arm further comprises a fastener, and the fastener penetrates through the first connecting hole and the second connecting hole respectively to realize detachable connection between the feeding pipe and the sleeve;
the sleeve is also provided with a guide groove communicated with the outside, and a graduated scale is arranged on the periphery of the guide groove;
the driving piece is provided with an indicating part matched with the guide groove, and the indicating part can move along the guide groove under the driving action of the driving piece so as to indicate the stroke of the driving piece;
a guide slope is arranged at the edge of the discharge hole;
the length of the feeding pipe is not less than that of the small sleeve;
the sleeve is further provided with a connecting hole communicated with the outside, and the driving piece can be connected with the hydraulic oil pipe through the connecting hole.
2. The robot hand of claim 1, wherein the sealing material is a high temperature refractory mortar.
3. The utility model provides an equipment for leading to stifled blast furnace cover wind gap which characterized in that includes: the robot of any of claims 1-2, and a mobile cart having a gantry;
the bottom of the moving vehicle is provided with a first guide part, the bottom of the portal frame is correspondingly provided with a first sliding part, and the first guide part is matched with the first sliding part so that the portal frame can move back and forth relative to the moving vehicle;
the portal frame comprises a clamp for fixing the fixing seat, and the clamp can move up and down along the portal frame;
the clamp comprises a rotating disk, a clamping assembly and a second guide part; the clamping assembly is provided with a locking position for clamping the fixed seat and an unlocking position for releasing the fixed seat; the clamping assembly is fixed on the rotating disc and can rotate along with the rotation of the rotating disc; the clamping assembly is provided with a second sliding portion, and the second guide portion is matched with the second sliding portion so that the clamping assembly can move along the radial direction of the rotating disc.
4. The apparatus according to claim 3, wherein the holder is provided with a first limit groove;
the clamping assembly comprises a first clamping part and a second clamping part, and when the clamping assembly is located at a locking position, the first clamping part and the second clamping part move relatively to be matched with the first limiting groove; when the clamping assembly is located at the unlocking position, the first clamping portion and the second clamping portion move back to be away from the first limiting groove.
5. The apparatus of claim 3, wherein a support is disposed below the sleeve, the support having a second retaining groove;
the clamping assembly is further provided with a fork, the fork can move along with the switching of the clamping assembly between the locking position and the unlocking position, and the fork has a supporting state penetrating through the second limiting groove and a separating state far away from the second limiting groove.
Priority Applications (1)
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CN202110532296.1A CN113201615B (en) | 2021-05-17 | 2021-05-17 | Manipulator and equipment for plugging small sleeve tuyere of blast furnace |
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CN202110532296.1A CN113201615B (en) | 2021-05-17 | 2021-05-17 | Manipulator and equipment for plugging small sleeve tuyere of blast furnace |
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CN113201615B true CN113201615B (en) | 2022-08-26 |
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SK288556B6 (en) * | 2011-03-11 | 2018-05-02 | Transmisie Engineering A. S. | A mobile tuyeres manipulator |
CN104060012A (en) * | 2014-06-30 | 2014-09-24 | 莱芜钢铁集团有限公司 | Device and method for sealing blast-furnace damping-down tuyere |
CN205528873U (en) * | 2016-01-27 | 2016-08-31 | 济南华北升降平台制造有限公司 | Blast furnace tuber pipe maintenance dismouting manipulator |
CN105483304A (en) * | 2016-02-24 | 2016-04-13 | 济南华北升降平台制造有限公司 | Blast-furnace tuyere maintaining, detaching and assembling mechanical arm and method for detaching and assembling tuyere sleeve through same |
CN109706280A (en) * | 2019-02-25 | 2019-05-03 | 济南华北升降平台制造有限公司 | Air pipe of blast furnace repairs attaching/detaching apparatus |
CN110551862A (en) * | 2019-09-23 | 2019-12-10 | 济南华北升降平台制造有限公司 | Manipulator equipment for maintaining and disassembling blast furnace |
CN211645298U (en) * | 2020-01-17 | 2020-10-09 | 济南华北升降平台制造有限公司 | Blast furnace maintenance dismouting equipment's air supply branch pipe dismouting subassembly and maintenance dismouting system |
CN212293635U (en) * | 2020-05-13 | 2021-01-05 | 首钢长治钢铁有限公司 | Mud feeding device for blast furnace tuyere blockage |
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