A kind of covering equipment that steel-making preventing dust is excessive
Technical field
The present invention relates to steelmaking technical field, specially a kind of covering equipment that steel-making preventing dust is excessive.
Background technique
Steel-making refers to control carbon content, eliminates the harmful elements such as nitrogen, sulphur, phosphorus, retains the beneficial elements such as silicon, violent, chromium and adjusts
Ratio between whole element obtains optimum performance, and electric furnace steel making mainly utilizes arc heat, and temperature is up to 4000 under arcing
DEG C, smelting process is generally divided into melting stage, the heat of oxidation and reduction period, oxidizing atmosphere can not only be caused in furnace, moreover it is possible to cause not
It is willing to atmosphere, therefore the efficiency of dephosphorization, desulfurization is very high.
Converter can generate a large amount of exhaust gas and flue dust in the process of running, if the flue dust and exhaust gas are directly discharged to atmosphere
In can generate a large amount of pollution, so the entrance of converter, which is effectively sealed, prevents flue dust excessive, if but directly right
It seals to affect again and feed to converter, and a large amount of flue dust and exhaust gas spilling are also had when sealing device opening, thus
It is proposed that a kind of covering equipment that steel-making preventing dust is excessive.
Summary of the invention
It is excessive the object of the invention is in order to make up for the deficiencies of the prior art, provide a kind of steel-making preventing dust
Cover equipment, it have in converter exhaust gas and flue dust be collected, effectively avoid its excessive advantage, solve one kind
The excessive problem of flue dust at converter feeding port.
The present invention is in order to solve the above technical problems, provide the following technical solutions: a kind of screening that steel-making preventing dust is excessive
The inside fixation of lid equipment, including converter, the converter is communicated with loading pipe, and the upper surface of the converter is fixedly connected
There is skirtboard compatible with converter, engaging support mechanism is placed with above the converter, the upper surface of the converter is fixed
It is connected with buffer gear, and buffer gear, between engaging support mechanism and converter, the upper surface of the engaging support mechanism is fixed to be connected
It connects there are two symmetrical transmission mechanism, is fixedly connected with air draft mechanism in the middle part of the engaging support mechanism upper surface.
Further, the engaging support mechanism include upper cover plate, it is first through hole, the second through-hole, circular groove, annular groove, first resistance to
High-temperature seal ring and screw, are placed with upper cover plate above the converter, and the upper surface of the upper cover plate opens up that there are two phases
Symmetrical first through hole, offers the second through-hole in the middle part of the upper cover plate upper surface, and the second through-hole be located at two first it is logical
Between hole, circular groove is offered in the middle part of the upper cover plate bottom surface, the upper surface of the upper cover plate offers annular groove, and annular groove
Inner diameter values be greater than the diameter value of the second through-hole, the top of the loading pipe through converter upper surface and extend to circular groove
It is internal.
Further, the transmission mechanism includes transmission case, the first loop coil, limit disk, screw rod, clockwise and anticlockwise motor and branch
Bracer, the upper surface of the skirtboard is fixed to inlay there are two the first symmetrical loop coil, and the upper surface of the upper cover plate is fixed to be connected
It connects there are two symmetrical transmission case, the lower part of each transmission box inner wall is fixedly connected to two symmetrical supports
Block, the inside of each transmission case are placed with clockwise and anticlockwise motor, two supporting blocks one side difference close to each other
It being fixedly connected with the left and right sides of clockwise and anticlockwise motor, the output end of each clockwise and anticlockwise motor is fixedly connected to screw rod,
The bottom end of each screw rod sequentially passes through first through hole and the first loop coil and the lower section for extending to skirtboard, and the appearance of screw rod
Face is threadedly coupled with the inner ring of the first loop coil.
Further, the buffer gear includes sleeve, spring, sliding block, movable disc, sliding slot, third through-hole, support rod
And buffer stopper, the upper surface of the skirtboard are fixedly connected with two groups of symmetrical sleeves, the middle part of each set medial wall of the tube
Sliding slot is offered, the inside of each sliding slot is connected with sliding block compatible with sliding slot, the inside of each sleeve
Be placed with movable disc, and two sliding blocks one side close to each other respectively with the left and right sides of movable disc are fixed connects
It connects, the inside of each sleeve is placed with spring, the top of the two springs bottom surface with two movable discs respectively
It is fixedly connected, the bottom end of two springs is fixedly connected with the inner bottom wall of two sleeves respectively, each sleeve top surface
Middle part offer third through-hole, support rod, two institutes are fixedly connected in the middle part of each movable disc upper surface
The top for stating support rod extends through two third through-holes and extends to the top of sleeve, and the upper surface of each support rod with
The bottom surface of upper cover plate is fixedly connected.
Further, the air draft mechanism includes fan housing, screwed pipe, the second loop coil, filter layer and telescoping tube, the upper cover plate
Top be placed with the fan housing in several shape, the top of the fan housing places that there are two symmetrical screw, two screws
The end of thread extend through the two sides of fan housing upper surface and be threadedly coupled with upper cover plate, the middle part of the fan housing upper surface is fixed to be connected
It is connected with screwed pipe, the outer surface of the screwed pipe is arranged with the second loop coil compatible with screwed pipe, and second loop coil is far from screwed pipe
One side fixation is communicated with telescoping tube.
Further, the inside fixation of second loop coil is inlaid with filter layer, and filter layer is located at the top of screwed pipe.
By using above-mentioned technical proposal, can by the solid particle adulterated in the exhaust gas and flue dust in converter and impurity into
The effective filtering of row, prevents the impurity from entering and pollutes atmospheric environment in atmosphere.
Further, the inside of the annular groove is fixedly connected with the first high-temperature resistant seal ring compatible with annular groove,
And first the upper surface of high-temperature resistant seal ring be in contact with the bottom surface of fan housing.
By using above-mentioned technical proposal, the sealing effect between fan housing and upper cover plate can increase, effectively prevent from making steel
Flue gas in furnace overflows from the gap between fan housing and upper cover plate.
Further, buffer stopper, and buffer stopper are fixedly connected in the inner roof wall of the sliding slot and the inner bottom wall of sliding slot
Horizontal length value it is equal with the horizontal length value of sliding slot.
By using above-mentioned technical proposal, it can effectively avoid sliding block from directly hitting the inner roof wall and inner bottom wall of sliding slot, fill
Code insurance shield sliding block and sliding slot effectively increase the service life of the transmission mechanism.
Further, the bottom surface of each screw rod is fixedly connected to limit disk, and the diameter value for limiting disk is big
In being fixedly connected with the second high-temperature resistant seal ring, and the second refractory seals on the diameter value of screw rod, the inner roof wall of the circular groove
The bottom surface of circle is in contact with the upper surface of loading pipe, and the horizontal length value of the upper cover plate and the horizontal length value of skirtboard are equal,
And the horizontal plane where upper cover plate upper surface is parallel with the horizontal plane where skirtboard upper surface, the diameter value of the circular groove is greater than
The diameter value of loading pipe, and circular groove is located at the surface of loading pipe.
By using above-mentioned technical proposal, can effectively avoid screw rod from producing the first loop coil makes upper cover plate from the upper of loading pipe
Portion falls off, and causes upper cover plate that cannot be interlocked with loading pipe, can increase the sealing effect between loading pipe and circular groove inner roof wall, has
The gas prevented in converter and flue dust of effect overflow in the gap between loading pipe and circular groove, are avoided that because upper cover plate tilts
And cause circular groove inner roof wall and loading pipe upper surface it is not parallel, effectively avoid being fastened on the top of loading pipe when upper cover plate
When, gap is generated between the inner roof wall of circular groove and the upper surface of loading pipe, and makes flue dust in converter and exhaust gas from the gap
Place is overflowed, and can effectively guarantee that loading pipe can directly be plugged on the inside of circular groove.
Compared with prior art, the excessive covering equipment of the steel-making preventing dust have it is following the utility model has the advantages that
1, the present invention can pass through screw rod and first under the action of screw rod and the first loop coil by the way that clockwise and anticlockwise motor is arranged
The threaded function of loop coil makes upper cover plate move up and down, and when not needing the filler into converter, clockwise and anticlockwise motor drives screw rod
It rotates forward, upper cover plate, which moves downward, at this time can be fastened on above loading pipe, effectively be avoided in converter by blocking loading pipe
Flue dust and exhaust gas overflow outward from loading pipe.
2, the present invention is by setting telescoping tube, and one end by telescoping tube far from upper cover plate is connected with external exhaust fan, energy
When loading pipe does not need filler, upper cover plate and loading pipe be interlocked after by converter flue dust and exhaust gas enter extraction, fill
Dividing prevents its excessive, and when loading pipe carries out filler, when upper cover plate is far from loading pipe, can pass through the strength gravitation in telescoping tube
Effect can extract the excessive flue dust of loading pipe and exhaust gas, and the flue dust and exhaust gas is effectively avoided to be spilled over in atmosphere.
3, the present invention is by setting filter layer, the solid particle and impurity that can will be adulterated in the exhaust gas and flue dust in converter
It is effectively filtered, prevents the impurity from entering and pollute atmospheric environment in atmosphere, by the way that the first high-temperature resistant seal ring is arranged, can be increased
Add the sealing effect between fan housing and upper cover plate, effectively prevents gap of the flue gas in converter between fan housing and upper cover plate
Place is overflowed, and by the way that buffer stopper is arranged, can effectively avoid sliding block from directly hitting the inner roof wall and inner bottom wall of sliding slot, adequately protect cunning
Block and sliding slot effectively increase the service life of the transmission mechanism.
4, for the present invention by setting limit disk, can effectively avoid screw rod from producing the first loop coil makes upper cover plate from loading pipe
Top fall off, cause upper cover plate that cannot be interlocked with loading pipe, by the way that the second high-temperature resistant seal ring is arranged, can increase loading pipe
With the sealing effect between circular groove inner roof wall, effectively prevent gas in converter and flue dust between loading pipe and circular groove
It is overflowed in gap, it is parallel with the upper surface of skirtboard by the upper surface that upper cover plate is arranged, it is avoided that and is led because of upper cover plate inclination
The upper surface of the inner roof wall and loading pipe that cause circular groove is not parallel, effectively avoids when upper cover plate is fastened on the top of loading pipe,
Gap is generated between the inner roof wall of circular groove and the upper surface of loading pipe, and flue dust and exhaust gas in converter is made to overflow from the gap
Out, the diameter value for being greater than loading pipe by the way that the diameter value of circular groove is arranged, can effectively guarantee that loading pipe can directly be plugged on circular groove
Inside, by be arranged buffer gear, upper cover plate can effectively be supported, when effectively preventing upper cover plate from moving downward,
The inner roof wall of circular groove directly hits the upper surface of loading pipe, causes device vibration aggravation or damages loading pipe.
Detailed description of the invention
Fig. 1 is the cross-sectional view of skirtboard front view of the present invention;
Fig. 2 is the cross-sectional view of upper cover plate front view of the present invention;
Fig. 3 is the cross-sectional view of headstock front view of the present invention;
Fig. 4 is the cross-sectional view of sleeve front view of the present invention;
Fig. 5 is structure enlargement diagram at A in Fig. 1 of the present invention.
In figure: 1- converter, 2- loading pipe, 3- buffer gear, 31- sleeve, 32- spring, 33- sliding block, 34- activity circle
Disk, 35- sliding slot, 36- third through-hole, 37- support rod, 38- buffer stopper, 4- engaging support mechanism, 41- upper cover plate, 42- first through hole,
The second through-hole of 43-, 44- circular groove, 45- annular groove, the first high-temperature resistant seal ring of 46-, 47- screw, 5- transmission mechanism, 51- transmission
Case, the first loop coil of 52-, 53- limit disk, 54- screw rod, 55- clockwise and anticlockwise motor, 56- supporting block, 6- air draft mechanism, 61- wind
Cover, 62- screwed pipe, the second loop coil of 63-, 64- filter layer, 65- telescoping tube, the second high-temperature resistant seal ring of 7-, 8- skirtboard.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of covering equipment that steel-making preventing dust is excessive,
Including converter 1, the inside fixation of converter 1 is communicated with loading pipe 2, and the upper surface of converter 1 is fixedly connected with and converter 1
Compatible skirtboard 8, the top of converter 1 are placed with engaging support mechanism 4, and the upper surface of converter 1 is fixedly connected with buffer gear
3, and buffer gear 3 is between engaging support mechanism 4 and converter 1, the upper surface of engaging support mechanism 4 is fixedly connected with that there are two symmetrical
Transmission mechanism 5, engaging support mechanism is fixedly connected with air draft mechanism 6 in the middle part of 4 upper surface.
Engaging support mechanism 4 includes upper cover plate 41, first through hole 42, the second through-hole 43, circular groove 44, annular groove 45, the first resistance to height
Warm sealing ring 46 and screw 47, the top of converter 1 are placed with upper cover plate 41, and the upper surface of upper cover plate 41 opens up that there are two opposite
The first through hole 42 of title offers the second through-hole 43 in the middle part of 41 upper surface of upper cover plate, and the second through-hole 43 is located at two first
Between through-hole 42, circular groove 44 is offered in the middle part of 41 bottom surface of upper cover plate, the upper surface of upper cover plate 41 offers annular groove 45, and ring
The inner diameter values of shape slot 45 are greater than the diameter value of the second through-hole 43, and the top of loading pipe 2 is run through the upper surface of converter 1 and extended to
The inside of circular groove 44.
Transmission mechanism 5 includes transmission case 51, the first loop coil 52, limit disk 53, screw rod 54, clockwise and anticlockwise motor 55 and support
Block 56, the upper surface of skirtboard 8 is fixed to inlay that there are two the first symmetrical loop coils 52, and the upper surface of upper cover plate 41 is fixedly connected with
The lower part of two symmetrical transmission cases 51, each 51 inner sidewall of transmission case is fixedly connected to two symmetrical supporting blocks
56, the inside of each transmission case 51 is placed with clockwise and anticlockwise motor 55, and clockwise and anticlockwise motor 55 is also known as motor positive and inverse, positive and negative rotation control
As long as it is any in motor three phase mains inlet wire that circuit diagram processed and its principle analysis will realize that the positive and negative rotation of motor will be connected to
Two-phase exchanges wiring i.e. and can reach the purpose of reversion, two supporting blocks 56 one side close to each other respectively with clockwise and anticlockwise motor 55
Left and right sides be fixedly connected, the output end of each clockwise and anticlockwise motor 55 is fixedly connected to screw rod 54, each screw rod 54
Bottom end sequentially passes through first through hole 42 and the first loop coil 52 and the lower section for extending to skirtboard 8, and the outer surface of screw rod 54 and the
The inner ring of one loop coil 52 is threadedly coupled.
Buffer gear 3 includes sleeve 31, spring 32, sliding block 33, movable disc 34, sliding slot 35, third through-hole 36, support rod
37 and buffer stopper 38, the upper surface of skirtboard 8 be fixedly connected with two groups of symmetrical sleeves 31, the middle part of each 31 inner sidewall of sleeve
Offer sliding slot 35, the inside of each sliding slot 35 is connected with sliding block 33 compatible with sliding slot 35, each sleeve 31 it is interior
Portion is placed with movable disc 34, and two sliding blocks 33 one side close to each other left and right sides with movable disc 34 respectively
Be fixedly connected, the inside of each sleeve 31 is placed with spring 32, the top of two springs 32 respectively with two movable discs 34
Bottom surface be fixedly connected, the bottom end of two springs 32 is fixedly connected with the inner bottom wall of two sleeves 31 respectively, on each sleeve 31
The middle part on surface offers third through-hole 36, is fixedly connected to support rod 37 in the middle part of each 34 upper surface of movable disc,
The top of two support rods 37 extends through two third through-holes 36 and extends to the top of sleeve 31, and each support rod 37
Upper surface is fixedly connected with the bottom surface of upper cover plate 41, can effectively be supported to upper cover plate 41, effectively prevent upper cover plate
41 when moving downward, and the inner roof wall of circular groove 44 directly hits the upper surface of loading pipe 2, causes device vibration aggravation or makes filler
Pipe 2 is damaged.
Air draft mechanism 6 include fan housing 61, screwed pipe 62, the second loop coil 63, filter layer 64 and telescoping tube 65, upper cover plate 41 it is upper
Side is placed with the fan housing 61 in several shape, and there are two symmetrical screw 47, the spiral shells of two screws 47 for the top placement of fan housing 61
Line end extends through the two sides of 61 upper surface of fan housing and is threadedly coupled with upper cover plate 41, the fixed connection in the middle part of 61 upper surface of fan housing
There is screwed pipe 62, the outer surface of screwed pipe 62 is arranged with second loop coil 63 compatible with screwed pipe 62, and the second loop coil 63 is far from screwed pipe 62
One side fixation be communicated with telescoping tube 65.
Further, the inside fixation of the second loop coil 63 is inlaid with filter layer 64, and filter layer 64 is located at the upper of screwed pipe 62
Side.
By using above-mentioned technical proposal, the solid particle and impurity that can will be adulterated in the exhaust gas and flue dust in converter 1
It is effectively filtered, prevents the impurity from entering and pollute atmospheric environment in atmosphere.
Further, the inside of annular groove 45 is fixedly connected with first high-temperature resistant seal ring compatible with annular groove 45
46, and the upper surface of the first high-temperature resistant seal ring 46 is in contact with the bottom surface of fan housing 61.
By using above-mentioned technical proposal, it can increase the sealing effect between fan housing 61 and upper cover plate 41, effectively prevent
Flue gas in converter 1 overflows from the gap between fan housing 61 and upper cover plate 41.
Further, it is fixedly connected to buffer stopper 38 in the inner bottom wall of the inner roof wall of sliding slot 35 and sliding slot 35, and buffers
The horizontal length value of block 38 and the horizontal length value of sliding slot 35 are equal.
By using above-mentioned technical proposal, the sliding block 33 directly inner roof wall of shock sliding slot 35 and interior bottom can be effectively avoided
Wall, adequately protects sliding block 33 and sliding slot 35 effectively increases the service life of the transmission mechanism 5.
Further, the bottom surface of each screw rod 54 is fixedly connected to limit disk 53, and limits the diameter value of disk 53
Greater than the diameter value of screw rod 54.
By using above-mentioned technical proposal, can effectively avoid screw rod 54 from producing the first loop coil 52 makes upper cover plate 41 from filler
The top of pipe 2 falls off, and causes upper cover plate 41 that cannot be interlocked with loading pipe 2.
Further, the second high-temperature resistant seal ring 7, and the second refractory seals are fixedly connected on the inner roof wall of circular groove 44
The bottom surface of circle 7 is in contact with the upper surface of loading pipe 2.
By using above-mentioned technical proposal, the sealing effect between 44 inner roof wall of loading pipe 2 and circular groove can increase, effectively
Prevent gas and flue dust in converter 1 from overflowing in the gap between loading pipe 2 and circular groove 44.
Further, the horizontal length value of upper cover plate 41 and the horizontal length value of skirtboard 8 are equal, and 41 upper surface of upper cover plate
The horizontal plane at place is parallel with the horizontal plane where 8 upper surface of skirtboard.
By using above-mentioned technical proposal, being avoided that leads to the inner roof wall and loading pipe of circular groove 44 because upper cover plate 41 tilts
2 upper surface is not parallel, effectively avoids when upper cover plate 41 is fastened on the top of loading pipe 2, the inner roof wall of circular groove 44 and fills out
Gap is generated between the upper surface of expects pipe 2, and overflows flue dust and exhaust gas in converter 1 from the gap.
Further, the diameter value of circular groove 44 be greater than loading pipe 2 diameter value, and circular groove 44 be located at loading pipe 2 just on
Side.
By using above-mentioned technical proposal, it can effectively guarantee that loading pipe 2 can directly be plugged on the inside of circular groove 44.
Working principle: clockwise and anticlockwise motor 55 is connected with municipal power supply, by telescoping tube 65 far from the second loop coil 63 one
End is connected with external exhaust equipment, rotates forward when the loading pipe 2 needs filler, while by two clockwise and anticlockwise motors 55, at this time
Two screw rods 54 rotate forward, which can make upper cover plate 41 and clockwise and anticlockwise motor 55 synchronic by the threaded function of the first loop coil 52
It moves upwards, when not influencing to feed into converter 1 there are certain interval between the upper surface of loading pipe 2 and upper cover plate 41,
Two clockwise and anticlockwise motors 55 are stopped operating simultaneously, filler can be carried out to converter 1 by loading pipe 2 at this time, when in converter 1
Flue dust and exhaust gas when being overflowed outward from loading pipe 2 at this time, in telescoping tube 65 strength graviational interaction can by the exhaust gas of the spilling and
Flue dust extracts, and is substantially prevented from the flue dust and exhaust gas is emitted into atmosphere, when 1 filler of converter is completed, while just by two
It inverts motor 55 to invert, the screw rod 54 of two reversions can drive 41 grams of upper cover plate under the threaded function of the first loop coil 52 at this time
Take spring 32 elastic force effect move downward the upper cover plate 41, when loading pipe 2 be plugged in circular groove 44 and the loading pipe 2 with should
After having certain clamping force between upper cover plate 41, while two clockwise and anticlockwise motors 55 being stopped operating, is generated in converter 1 at this time
The flue dust and exhaust gas can be extracted through the graviational interaction in telescoping tube 65, effectively it be avoided to be spilled over to by exhaust gas and flue dust
In atmosphere, it can be realized the flue dust being substantially prevented from converter 1 in the state of not influencing loading pipe 2 and feeding and exhaust gas be excessive,
I.e. when loading pipe 2 be in sealing under blow-by state can in converter 1 exhaust gas and flue dust extract, effectively prevent
Only it is spilled over in atmosphere.
In the description of the present invention, the terms "include", "comprise" or its any other variant are intended to nonexcludability
Include so that include a series of elements process, method, article or equipment not only include those elements, but also
Including other elements that are not explicitly listed, or further include for this process, method, article or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", it is not excluded that including institute
State in the process, method, article or equipment of element that there is also other identical elements.It should be noted that, in this document, all
As the relational terms of " first ", " second " or the like are used merely to an entity or operation and another entity or operating space
It separates, without necessarily requiring or implying between these entities or operation, there are any actual relationship or orders.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.