CN202174098U - Movable multi-station suction hood - Google Patents
Movable multi-station suction hood Download PDFInfo
- Publication number
- CN202174098U CN202174098U CN2011202407758U CN201120240775U CN202174098U CN 202174098 U CN202174098 U CN 202174098U CN 2011202407758 U CN2011202407758 U CN 2011202407758U CN 201120240775 U CN201120240775 U CN 201120240775U CN 202174098 U CN202174098 U CN 202174098U
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- CN
- China
- Prior art keywords
- dust shield
- guide rail
- air main
- cantilever
- suction hood
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a movable multi-station suction hood, comprising a suction hood and a wind pipe connected with the top of the suction hood, wherein the end of the wind pipe is provided with a valve port, the suction hood is arranged right above the stations for generating smoke dust, a main wind pipe connected with an air-pumping and dust-removing system is arranged above the stations laterally, the main wind pipe is radially communicated with a plurality of short wind pipes which correspond to the stations one by one, and the end of each short wind pipe is provided with a switching valve matched with the valve port; and a support mechanism is arranged under the main wind pipe, and the suction hood is connected with a cantilever which can be moved and positioned along with the length direction of the main wind pipe on the support mechanism. The suction hood can be moved and positioned on the stations in a workshop, so that not only can the smoke dust and the harmful particulates generated by pouring the stations be pumped and absorbed, but also an operation space for pouring the stations when the suction hood is not used for pumping and absorbing can not be occupied.
Description
Technical field:
The utility model relates to a kind of packaged type multistation dust shield.
Background technology:
In the production process of large mold, when carrying out the casting and pouring of mould, the high-temperature metal liquation is when being poured into sandbox, and the core rod fusion is burnt; Produce a large amount of volatile matter and flue gas, upwards gush fast and spread, the time is about 30 minutes, is to guarantee workpiece quality; To wait for nearly 24 hours after the cast and wait metal freezing, can be with sandbox with poured into a mould workpiece and hung away, so in process of production; Each enterprise all plans a plurality of fixed points cast stations, and the flue gas during for this technology cast is handled, and it is extremely important to design a kind of draught hood; Discharge direction according to flue gas, draught hood is set at the top, but pour point top headroom is the lifting position for best; The pour point sidepiece is the operating position in when cast, and the size of draught hood need design greatlyyer, normally covers open area and is at least 7 meters * 5 meters.Therefore factory is not provided with draught hood at this station, does not have the ventilation and dust removal device, causes the seriously polluted of job site and whole workshop.
In the production and smelting process of special alloy material and rare metal, need a large amount of electric arc furnaces that adopt, a large amount of flue gases is arranged and carry the particle ejection in the high arc temperature smelt stage; 10～40 minutes time; The body of heater top is that charging zone and electrode insert the district, and positive front side is the blowing workspace, and two zones all can not be provided with fixed top draught hood; Generally be provided with many electric arc furnaces in a workshop; Its high arc temperature smelt stage is staggered, and factory is not provided with dust excluding hood at this station at present, seriously polluted to job site and whole workshop.
In large-scale plumbous smeltery, there are 10～20 lead melting furnaces arranged side by side in each molten lead workshop.The effect of lead melting furnace is that lead bullion is melted, and electrolysis technology positive plate casting mold is used.The diameter of lead melting furnace is about 3.0m.About 550 ℃ of plumbous melt temperature.In the production process, the lead melting furnace liquid level that has produces scum silica frost, need pull out; The lead melting furnace that has needs when working to stir; The anode scrap sheet will come back in the market pot and melts after electrolysis in addition; Aforesaid operations is to utilize driving to carry out on market pot top; The flue gas of discharging in this operating process is mingled with a large amount of nuisances, and the nuisance main component is plumbous and plumbous oxide, and is bigger to the influence of environment.Exhaust hood carries out air draft because the operating feature and the maintenance characteristics of market pot, its top do not allow to be provided with fixedly, and this has brought many unfavorable factors to Design of ventilation, and for a long time, the ventilation of market pot becomes the hard nut to crack in the design.Factory carried out practice and research to market pot side air draft mode at present, because the market pot diameter is bigger, and exists the cross-flow interference in workshop, required exhaust air rate very big, and result of use is also not ideal enough.
Summary of the invention:
For overcoming the defective of prior art; The purpose of the utility model is to provide a kind of packaged type multistation dust shield; Dust shield can move and the location above a plurality of stations in the workshop; Can flue dust and the deleterious particle that the cast station produces be aspirated and discharge, when not aspirating, do not take the operating space of cast station again.
The utility model technical solution problem adopts following technical scheme:
Packaged type multistation dust shield; The airduct that comprises dust shield and be connected in the dust shield top; The end of said airduct is provided with valve port, and said dust shield is in directly over the station that produces flue dust, above the side of said station, is provided with the air main that is connected with the ventilation and dust removal system; On the said air main there be and the short one to one airduct of said station radial communication, the end of each short airduct is provided with the transfer valve with said valve port coupling; Supporting mechanism is set below said air main, be connected with on the said dust shield can be in said supporting mechanism upper edge length direction walking and the cantilever of location of said air main.
The design feature of the utility model also is:
Said supporting mechanism comprises: first column of being located at said air main below reaches second column near said dust shield, on said first column and second column, is respectively equipped with first guide rail and second guide rail that are parallel to said air main; Be provided with the driving wheel that on said second guide rail, to walk in the bottom surface of said cantilever, be provided with the driven pulley of ability edge said first guide rail bottom surface rolling at the end face of cantilever; Said first guide rail connects firmly the bottom at said air main.
The wheel shaft of said driving wheel connects firmly on chuck, and said chuck connects firmly the bottom surface at said cantilever, on said chuck, is fixedly connected with to drive the drive motors that said driving wheel rotates.
The two bottom sides of said chuck is provided with two directive wheels, and the wheel shaft of each directive wheel vertically connects firmly on said chuck, and two directive wheel branches are in the both sides of said second guide rail.
Said valve port is labyrinth type with said transfer valve and is connected; On said valve port, be provided with adpting flange; The end of said transfer valve is provided with ring flange; The top of said adpting flange and bottom are equipped with the flanging that constitutes U font structure with the adpting flange body, and the edge of said ring flange extends into the inside of said flanging.
Compared with present technology, the beneficial effect of the utility model is embodied in:
1, the dust shield of the utility model can be directly over each produces the station of flue dust walking and location; When certain station needs dust suction; Dust shield move to this station directly over carry out dedusting; Dust shield is removed from this station top when not needing dust suction, does not influence workpiece to this station and lifts and wait operation, to dust shield employing cantilever support; The orbit of cantilever is erected at the rear portion top of station, make station directly over, left and right sides and front side all can leave room and not hinder constructing operation.
2, adopt cantilever that dust shield is suspended in midair support, the bottom surface, rear end of cantilever is provided with driving wheel and on second track, walks, and the terminal end face of cantilever is provided with driven pulley and walks in the first track bottom surface; This moment, cantilever was similar to a lever; In order to increase the free space of dust shield below as far as possible, the position of driving wheel needs as far as possible near the end of cantilever, has caused the center of gravity of lever to be in place, dust shield place; Therefore first track of driven pulley top is fixed on the bottom surface of air main; Utilize the double counterweight of making lever of deadweight of air main, need not be provided with first column and first guide rail very great, saved the steel material.
3, driving wheel is walked on second guide rail, also is provided with two directive wheels in the both sides of second guide rail, makes cantilever walk steadily along two guide rails.
4, valve port is labyrinth type with transfer valve and is connected, and makes the junction inleakage reach minimum, heightens the suction effect to flue dust.
Description of drawings:
Fig. 1 is the general assembly vertical view of the utility model; Fig. 2 is the A-A cutaway view of Fig. 1; Fig. 3 is the B-B cutaway view of Fig. 1; Fig. 4 is the A portion enlarged drawing of Fig. 2; Fig. 5 is the B portion enlarged drawing of Fig. 2; Fig. 6 is the C portion enlarged drawing of Fig. 2.
Label among the figure: 1 dust shield, 2 airducts, 3 valve ports, 31 adpting flanges, 4 air mains, 5 transfer valves, 51 ring flanges, 6 cantilevers, 7 first columns, 71 first guide rails, 8 second columns, 81 second guide rails, 9 driving wheels, 10 driven pulleys, 11 chucks, 12 drive motors, 13 directive wheels.
Below pass through the specific embodiment, and combine accompanying drawing that the utility model is described further.
The specific embodiment:
Embodiment: referring to Fig. 1, the workshop is provided with a plurality of construction stations side by side and carries out pouring practice in turn, dust shield 1 be located at the cast station directly over; Its top is connected with airduct 2; Shown in Figure 4, be provided with valve port 3 in the end of airduct, above the side of all cast stations, be provided with the air main 4 that is connected with the ventilation and dust removal system; On the air main 4 there be and the short one to one airduct of each station radial communication, the end of each short airduct is provided with the transfer valve 5 with valve port 3 couplings;
Below air main 4, be provided with first column 7; Be provided with second column 8 between first column 7 and the dust shield; On first column 7 and second column 8, be respectively equipped with first guide rail 71 and second guide rail 81 that are parallel to air main 4, suspention is supported the cantilever 6 of dust shield 1 and can be walked and the location at the length direction of first guide rail 71 and second guide rail, 81 upper edge air mains, referring to Fig. 2,5,6; Be provided with chuck 11 in the bottom surface of cantilever 6; The wheel shaft of driving wheel 9 is connected on the chuck, and on chuck, is installed with the drive motors 12 that drives driving wheel 9, and driving wheel is walked on second guide rail 81.Terminal end face at cantilever 6 is provided with the driven pulley 10 that can roll along first guide rail, 71 bottom surfaces, and this first guide rail 71 connects firmly the bottom at air main 4.
Referring to Fig. 3; In order to make the driving wheel walking more steady; Directive wheel is set it is led, specifically as shown in Figure 3, be provided with two directive wheels 13 in the two bottom sides of chuck 11; The wheel shaft of each directive wheel vertically connects firmly on chuck 11, and two directive wheel branches are in the both sides of second guide rail 81 driving wheel 9 is led.
Referring to Fig. 4, in order to make air exhauster the dust under the dust shield is reached best suction effect, must let the inleakage between valve port 3 and the transfer valve 5 reach minimum as far as possible; Concrete structure does; Valve port 3 is labyrinth type with transfer valve 5 and is connected, and on valve port 3, is provided with adpting flange 31, and the end of transfer valve 5 is provided with ring flange 51; Top and bottom at adpting flange 31 are equipped with the flanging that constitutes U font structure with the adpting flange body, make the edge of ring flange 51 extend into the inside of flanging.
In the use; Employing program-controlled equipment control, 5 places are provided with sensor at transfer valve, when a certain station carries out casting and constructing when needing dedusting; Program-controlled equipment starts drive motors 12 drive cantilevers 6 and on first, second guide rail, walks; When dust shield arrived directly over this station, valve port 3 also just in time connected with 5 pairs of the transfer valves at this station place, and sensor sensing is opened the transfer valve that this transfer valve cuts out other stations simultaneously when connecting to valve port; The ventilation and dust removal system can carry out ventilation and dust removal to this station, and the operating mode of other stations is identical.
Claims (5)
1. packaged type multistation dust shield, the airduct (2) that comprises dust shield (1) and be connected in the dust shield top, the end of said airduct is provided with valve port (3), and said dust shield is in directly over the station that produces flue dust, it is characterized in that:
Above the side of said station, being provided with the air main (4) that is connected with the ventilation and dust removal system, on the said air main there is and the short one to one airduct of said station radial communication, and the end of each short airduct is provided with the transfer valve (5) with said valve port coupling;
Below at said air main (4) is provided with supporting mechanism, be connected with on the said dust shield can be in said supporting mechanism upper edge length direction walking and the cantilever (6) of location of said air main.
2. packaged type multistation dust shield according to claim 1; It is characterized in that; Said supporting mechanism comprises: first column (7) of being located at said air main (4) below reaches second column (8) near said dust shield, on said first column (7) and second column (8), is respectively equipped with first guide rail (71) and second guide rail (81) that are parallel to said air main (4); Be provided with and go up the driving wheel (9) of walking at said second guide rail (81) in the bottom surface of said cantilever (6), be provided with the driven pulley (10) of ability edge said first guide rail bottom surface rolling at the end face of cantilever (6); Said first guide rail (71) connects firmly the bottom in said air main (4).
3. packaged type multistation dust shield according to claim 2; It is characterized in that; The wheel shaft of said driving wheel (9) connects firmly on chuck (11); Said chuck (11) connects firmly in the bottom surface of said cantilever (6), on said chuck (11), is fixedly connected with to drive the drive motors (12) that said driving wheel (9) rotates.
4. packaged type multistation dust shield according to claim 3; It is characterized in that; The two bottom sides of said chuck (11) is provided with two directive wheels (13), and the wheel shaft of each directive wheel vertically connects firmly on said chuck (11), and two directive wheel branches are in the both sides of said second guide rail (81).
5. packaged type multistation dust shield according to claim 1; It is characterized in that; Said valve port (3) is labyrinth type with said transfer valve (5) and is connected, and on said valve port (3), is provided with adpting flange (31), and the end of said transfer valve (5) is provided with ring flange (51); The top of said adpting flange (31) and bottom are equipped with the flanging that constitutes U font structure with the adpting flange body, and the edge of said ring flange (51) extends into the inside of said flanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202407758U CN202174098U (en) | 2011-07-08 | 2011-07-08 | Movable multi-station suction hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202407758U CN202174098U (en) | 2011-07-08 | 2011-07-08 | Movable multi-station suction hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202174098U true CN202174098U (en) | 2012-03-28 |
Family
ID=45864008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202407758U Withdrawn - After Issue CN202174098U (en) | 2011-07-08 | 2011-07-08 | Movable multi-station suction hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202174098U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228895A (en) * | 2011-07-08 | 2011-11-02 | 合肥丽清环保设备有限公司 | Movable type multistation suction hood |
| CN112828276A (en) * | 2020-12-30 | 2021-05-25 | 北京中冶设备研究设计总院有限公司 | Two-dimensional dynamic movable metallurgy dust removal device |
-
2011
- 2011-07-08 CN CN2011202407758U patent/CN202174098U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228895A (en) * | 2011-07-08 | 2011-11-02 | 合肥丽清环保设备有限公司 | Movable type multistation suction hood |
| CN102228895B (en) * | 2011-07-08 | 2013-05-01 | 合肥丽清环保设备有限公司 | Movable type multistation suction hood |
| CN112828276A (en) * | 2020-12-30 | 2021-05-25 | 北京中冶设备研究设计总院有限公司 | Two-dimensional dynamic movable metallurgy dust removal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120328 Effective date of abandoning: 20130501 |
|
| RGAV | Abandon patent right to avoid regrant |