阅读说明：本技术 一种无缝钢管生产用除尘设备 (Dust collecting equipment is used in seamless steel pipe production ) 是由 刘伟 谌勇 于 2021-01-18 设计创作，主要内容包括：本发明公开了一种无缝钢管生产用除尘设备,包括机架和吸气罩,所述吸气罩活动安装在所述机架上,所述机架上还设有将所述吸气罩从无缝钢管生产线的正上方移开的驱动机构所述吸气罩活动安装在所述机架上,所述机架上还设有带动所述吸气罩相对所述机架在第一位置和第二位置之间移动的驱动机构；其中,所述吸气罩位于第一位置时,所述吸气罩位于无缝钢管生产线的正上方,所述吸气罩位于第二位置时,所述吸气罩从所述无缝钢管生产线的正上方移开。该除尘设备吸气罩可以从无缝钢管生产线的上方移开,不影响行车将高温无缝钢管调走,而且方便下方设备吊装维修。(The invention discloses dust removing equipment for seamless steel tube production, which comprises a rack and an air suction cover, wherein the air suction cover is movably arranged on the rack, the rack is also provided with a driving mechanism for moving the air suction cover from right above a seamless steel tube production line, the air suction cover is movably arranged on the rack, and the rack is also provided with a driving mechanism for driving the air suction cover to move between a first position and a second position relative to the rack; when the air suction cover is located at the first position, the air suction cover is located right above a seamless steel pipe production line, and when the air suction cover is located at the second position, the air suction cover is moved away from the right above the seamless steel pipe production line. The air suction cover of the dust removing equipment can be moved away from the upper part of a seamless steel pipe production line, the traveling crane is not influenced to transfer the high-temperature seamless steel pipe, and the lower equipment is convenient to hoist and maintain.)

1. The utility model provides a dust collecting equipment is used in seamless steel pipe production, includes frame and suction hood (4), its characterized in that: the air suction cover (4) is movably arranged on the rack, and the rack is also provided with a driving mechanism for driving the air suction cover (4) to move between a first position and a second position relative to the rack; wherein the content of the first and second substances,

when the air suction cover (4) is located at the first position, the air suction cover (4) is located right above a seamless steel tube production line, and when the air suction cover (4) is located at the second position, the air suction cover (4) is moved away from the right above the seamless steel tube production line.

2. The dust removing apparatus for seamless steel pipe production according to claim 1, wherein: the seamless steel pipe production line is characterized in that the air suction cover (4) is divided into a plurality of air suction areas along the extending direction of the seamless steel pipe production line, an adjusting baffle (6) is arranged on the air suction cover (4) corresponding to each air suction area, and the adjusting baffle (6) is used for adjusting the air suction area of the corresponding air suction areas.

3. The dust removing apparatus for seamless steel pipe production according to claim 2, wherein: be equipped with the bar jack on the lateral wall of cover (4) of breathing in, adjusting the baffle (6) pass the bar jack inserts in cover (4) of breathing in.

4. The dust removing apparatus for seamless steel pipe production according to claim 1, wherein: the opening edge of the bottom of the air suction cover (4) is also hinged with a movable baffle (12) for preventing smoke dust from overflowing, and an adjusting cylinder body (13) is hinged between the frame and the movable baffle (12).

5. The dust removing apparatus for seamless steel pipe production according to claim 1, wherein: an air outlet pipe (7) of the air suction cover (4) is connected with a negative pressure dust removal pipe (8) on the rack through an extension pipe (9).

6. The dust removing apparatus for seamless steel pipe production according to claim 1, wherein: the periphery of the air suction cover (4) is also provided with an overhaul platform, and the corresponding position of the side part and the overhaul platform is provided with an overhaul door (5).

7. The dust removing apparatus for the production of a seamless steel pipe according to any one of claims 1 to 6, wherein: the seamless steel tube production line is characterized in that a sliding rail perpendicular to the laying direction of the seamless steel tube production line is arranged on the rack, the air suction cover (4) is installed on the sliding rail in a sliding mode, and the driving mechanism drives the air suction cover (4) to slide back and forth on the sliding rail.

8. The dust removing apparatus for seamless steel pipe production according to claim 7, wherein: the frame is including setting up stand (1) of seamless steel pipe production line both sides and set up in crossbeam (2) on stand (1), crossbeam (2) correspond the position department of seamless steel pipe production line is equipped with hollow portion, cover (4) of breathing in sets up on the hollow portion of the hollow portion, the slide rail is arranged lie in on crossbeam (2).

9. The dust removing apparatus for seamless steel pipe production according to claim 8, wherein: the bottom of the beam (2) is also provided with a steel pipe hook (15) used for hanging the seamless steel pipe (14).

10. The dust removing apparatus for seamless steel pipe production according to claim 7, wherein: the bottom of the air suction cover (4) is provided with a roller (21) matched with the slide rail, and the driving mechanism adopts a chain wheel and chain mechanism driven by a speed reducer (16).

Technical Field

The invention relates to the technical field of smoke dust treatment, in particular to dust removal equipment for seamless steel pipe production.

Background

In the current seamless steel pipe production enterprises, the processing process flow is as follows: blank preparation, heating, perforation, continuous rolling, reheating, sizing, marking, manual inspection, nondestructive inspection, straightening, pipe cutting and the like. The method mainly generates smoke dust and generates a large amount of smoke and dust at several points of a perforation, borax, a tandem mill foreground, a tandem mill, a pipe removing machine and a sizing mill; among the pollution points, the smoke dust and the moisture generated by the front stage of the continuous rolling mill are the largest, so that the work and the surrounding environment are polluted, operators need to check frequently, and various occupational diseases can be caused if the operators inhale the smoke dust and the moisture. At this time, the generated flue gas and dust need to be effectively treated.

The tandem mill foreground is that the mandrel is utilized to push the steel pipe into the tandem mill, when the inlet roller of the tandem mill is contacted with the seamless steel pipe, a large amount of oxide skin on the outer surface of the seamless steel pipe is removed, a large amount of cooling water is continuously sprayed on the roller, and a large amount of generated smoke dust and water vapor are captured by a top suction hood to ensure that harmful smoke dust and waste gas are effectively captured, and then are connected to a dust removal host through a pipeline system to be purified and discharged.

But the steel piling phenomenon may occur at the entrance of the continuous rolling mill. At the moment, the top suction cover on the front platform of the continuous rolling mill needs to be moved away, and the high-temperature seamless steel tube is moved away by using the travelling crane. The fixed top suction cover is inconvenient for travelling operation and equipment maintenance. When the top suction hood moves and is moved, the air suction hood interface and the dust removal pipeline need to consider the sealing property when in butt joint sealing.

Disclosure of Invention

The invention mainly aims to provide dust removing equipment for seamless steel tube production, wherein an air suction cover of the dust removing equipment can be moved away from the upper part of a seamless steel tube production line, a travelling crane is not influenced to transfer a high-temperature seamless steel tube, and the dust removing equipment is convenient for hoisting and maintaining equipment below.

In order to solve the technical problems, the invention adopts the following technical scheme:

the dust removal equipment for seamless steel tube production comprises a rack and an air suction cover, wherein the air suction cover is movably arranged on the rack, the rack is also provided with a driving mechanism for moving the air suction cover from the position right above a seamless steel tube production line, the air suction cover is movably arranged on the rack, and the rack is also provided with a driving mechanism for driving the air suction cover to move between a first position and a second position relative to the rack; wherein the content of the first and second substances,

when the air suction cover is located at the first position, the air suction cover is located right above a seamless steel pipe production line, and when the air suction cover is located at the second position, the air suction cover is moved away from the right above the seamless steel pipe production line.

Specifically, the air suction cover is divided into a plurality of air suction areas along the extending direction of the seamless steel pipe production line, an adjusting baffle is arranged on the air suction cover corresponding to each air suction area, and the adjusting baffle is used for adjusting the air suction area of the corresponding air suction area.

Specifically, be equipped with the bar jack on the lateral wall of cover of breathing in, adjusting the baffle passes the bar jack inserts in the cover of breathing in.

Specifically, the opening edge of the bottom of the air suction cover is hinged with a movable baffle plate for preventing smoke dust from overflowing, and an adjusting cylinder body is hinged between the rack and the movable baffle plate.

Specifically, the air outlet pipe of the air suction cover is connected with the negative pressure dust removal pipe on the rack through a telescopic pipe.

Specifically, the rack is provided with a slide rail perpendicular to the arrangement direction of the seamless steel tube production line, the air suction cover is slidably mounted on the slide rail, and the driving mechanism drives the air suction cover to slide back and forth on the slide rail.

Specifically, the frame including set up the stand of seamless steel pipe production line both sides and set up in crossbeam on the stand, the crossbeam corresponds the position department of seamless steel pipe production line is equipped with hollow portion, the cover setting of breathing in is in on the hollow portion of the sky of crossbeam, the slide rail is arranged lie in on the crossbeam the both sides of hollow portion of the sky.

Specifically, the bottom of the air suction cover is provided with a roller matched with the slide rail, and the driving mechanism adopts a chain wheel and chain mechanism driven by a speed reducer.

Specifically, the periphery of the air suction cover is further provided with an overhaul platform, and the corresponding position of the side part and the overhaul platform is provided with an overhaul door.

Specifically, the bottom of the cross beam is also provided with a steel pipe hook used for hanging the seamless steel pipe.

Compared with the prior art, the invention has the beneficial effects that: this dust collecting equipment cover of breathing in can follow the top of seamless steel pipe production line and move aside, and the steel phenomenon appears piling up when producing the line, does not influence the driving and transfers away high temperature seamless steel pipe, makes things convenient for below equipment hoist and mount maintenance moreover.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be 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 to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a front view of a dust removing apparatus provided in an embodiment of the present invention;

FIG. 2 is a top view of a dust removing apparatus provided in an embodiment of the present invention;

FIG. 3 is a right side view of a dust removing apparatus provided in an embodiment of the present invention;

FIG. 4 is a rear view of a dust removing apparatus provided in an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a suction hood provided in accordance with an embodiment of the present invention;

wherein: 1. a column; 2. a cross beam; 3. an air suction cover mounting base; 4. an air intake cover; 5. an access door; 6. adjusting the baffle; 7. an air outlet pipe; 8. a negative pressure dust removal pipe; 9. a telescopic pipe; 10. an operator; 11. a guardrail; 12. A movable baffle; 13. adjusting the cylinder body; 14. seamless steel pipes; 15. hooking the steel pipe; 16. a speed reducer; 17. A drive shaft; 18. an upper sprocket; 19. a chain; 20. a lower sprocket; 21. and a roller.

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.

Referring to fig. 1-4, a dust removing device for seamless steel tube production comprises a frame and an air suction hood 4, wherein the air suction hood 4 is movably mounted on the frame, an air outlet pipe 7 of the air suction hood 4 is connected with a negative pressure dust removing pipe 8 on the frame through an extension pipe 9, and the frame is further provided with a driving mechanism for driving the air suction hood 4 to move between a first position and a second position relative to the frame; when the air suction cover 4 is located at the first position, the air suction cover 4 is located right above the seamless steel pipe production line, and when the air suction cover 4 is located at the second position, the air suction cover 4 is moved away from the right above the seamless steel pipe production line.

In this embodiment, when the seamless steel tube 14 is normally produced, the suction hood 4 is moved to the first position, and at this time, the smoke or fume generated in the production process is captured by the suction hood 4 under the action of the adsorption negative pressure and is conveyed to smoke purification equipment through the negative pressure dust removal pipe 8 for centralized treatment, so as to ensure the cleanness of the production site environment. When the seamless steel tube production line produces the steel piling phenomenon, the air suction cover 4 can be moved away from the upper part of the seamless steel tube production line through the driving mechanism, so that the high-temperature seamless steel tube 14 is not influenced by a travelling crane, and the hoisting and maintenance of equipment below are facilitated.

Referring to fig. 2, 3 and 5, in some possible embodiments, the suction hood 4 is divided into a plurality of suction areas along the extension direction of the seamless steel tube production line, an adjusting baffle 6 is arranged on the suction hood 4 corresponding to each suction area, and the suction area of the corresponding suction area can be adjusted through the adjusting baffle 6.

In this embodiment, the suction hood 4 is divided into a plurality of suction areas along producing the line and laying the direction to can adjust the suction area of suction area through adjusting baffle 6, to the big production line position of smoke and dust production volume, the suction area of the corresponding suction area can suitably be adjusted greatly, to the little production line position of smoke and dust production volume, the suction area of the corresponding suction area can suitably be adjusted for minimumly, through the amount of wind in each suction area of rational distribution, reach the purpose that promotes the capture effect of suction hood 4.

Concretely, the symmetry is equipped with the bar jack on the relative both sides wall of cover 4 of breathing in, and adjusting plate 6 passes in the bar jack inserts cover 4 of breathing in, and the degree of depth that inserts cover 4 of breathing in through adjusting plate 6 can realize the nimble adjustment to the area of breathing in of the district of breathing in, convenient operation.

Referring to fig. 3, in some possible embodiments, a movable baffle 12 for preventing smoke from overflowing is further hinged to an opening edge of the bottom of the air suction cover 4, an adjusting cylinder 13 is hinged between the rack and the movable baffle 12, and the inclination angle of the movable baffle 12 can be adjusted by an adjusting cylinder according to different production conditions, so as to achieve an optimal effect of preventing smoke from overflowing. The adjusting cylinder 13 may be an oil cylinder or an air cylinder.

Referring to fig. 2 and 3, in practical design, a slide rail perpendicular to the arrangement direction of the seamless steel tube production line is arranged on the frame, the suction hood 4 is slidably mounted on the slide rail through a roller 21 at the bottom, and the driving mechanism drives the suction hood 4 to slide back and forth on the slide rail.

Wherein, actuating mechanism can adopt the sprocket chain mechanism that speed reducer 16 drove, and gyro wheel 21 rotates according to site conditions demand control speed reducer 16, and speed reducer 16 drives transmission shaft 17 rotatory, and transmission shaft 17 is rotatory to drive the sprocket and rotates, and the sprocket rotates and drives chain 19 motion, and chain 19 motion drives lower sprocket 20 and rotates, and lower sprocket 20 drives gyro wheel 21 and rotates to drive whole suction hood 4 and remove.

Referring to fig. 2 and 3, specifically, the speed reducer 16 is installed on the front side of the air suction hood installation base 3, the transmission shaft 17 is installed on two sides of the speed reducer 16, the upper chain wheel 18 is installed on two ends of the front side of the air suction hood installation base 3 and connected with the transmission shaft 17, the chain 19 is installed between the upper chain wheel 18 and the lower chain wheel 20, and the rolling wheels 21 are installed on four front and rear corners of the air suction hood installation base 3 and connected with the lower chain wheel 20.

It can be understood that, in some specific designs, the frame includes stand 1 and crossbeam 2 that sets up on stand 1 that sets up in seamless steel pipe production line both sides, and stand 1 fixed mounting is subaerial, and crossbeam 2 is empty in the sky corresponding seamless steel pipe production line's position department, forms empty portion in a sky, and the cover 4 that breathes in sets up on the empty portion in a sky of crossbeam 2, and the slide rail is arranged and is located the both sides in empty portion in a sky on crossbeam 2.

Referring to fig. 2-3, in some possible embodiments, an access platform is further disposed on the periphery of the air suction hood 4, an access door 5 is disposed on a side wall of the air suction hood 4 at a position corresponding to the access platform, and an access person can enter the access door 5 from the access platform to access the air suction hood 4. In addition, still be equipped with the guardrail 11 that prevents that operator 10 during operation from dropping in the outside of overhauing the platform, can also set up steel pipe couple 15 in the bottom of crossbeam 2, can move the seamless steel pipe 14 after the perforation to tandem mill foreground region from the borax station through steel pipe couple 15.

In this embodiment, when the dust removing device works normally, the dust generated by the seamless steel tube 14 below is captured and collected by the upper air suction cover 4, enters the dust removing pipeline through the air outlet pipe 7, is filtered and separated by the dust remover, and is finally discharged by the fan, and during normal production, the adjustable cylinder body 13 pushes the movable baffle 12 away downwards, so that the dust is prevented from overflowing around in the production process of the seamless steel tube.

When the pipe diameter of the seamless steel pipe 14 is changed, the air quantity of each area generating smoke dust below the air suction hood 4 is gradually attenuated along the extension direction of the production line, and an operator adjusts the depth of the adjusting baffle 6 inserted into the air suction hood 4 according to each area so as to achieve the purpose of adjusting the air quantity of each area.

When production equipment below the air suction hood 4 needs to be hoisted and maintained, the air suction hood 4 can be wholly translated only by starting the adjusting cylinder body 13, overturning and lifting the movable baffle plate 12 and then horizontally moving the seamless steel pipe by the steel pipe hook 15. When the air suction cover 4 needs to be moved, the speed reducer 16 is started firstly to drive the transmission shafts 17 on the two sides to rotate, and the upper chain wheel 18, the chain 19, the lower chain wheel 20 and the roller 21 are driven to move one by one, so that the air suction cover 4 is driven to integrally move together and move to the position beside.

After the production equipment is hoisted and maintained, when the air suction cover 4 needs to be reset, the speed reducer 16 is started to rotate reversely, the transmission shaft 17, the upper chain wheel 18, the chain 19, the lower chain wheel 20 and the idler wheel 21 are sequentially driven to move, so that the air suction cover 4 is integrally moved to the upper part of the production line, the adjusting cylinder body 13 is controlled to move, and the movable baffle 12 is turned over and put down.

The above examples are merely illustrative for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it intended to be exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.