CN202263504U - Air filter system and steel rail polishing train - Google Patents
Air filter system and steel rail polishing train Download PDFInfo
- Publication number
- CN202263504U CN202263504U CN201120322109.9U CN201120322109U CN202263504U CN 202263504 U CN202263504 U CN 202263504U CN 201120322109 U CN201120322109 U CN 201120322109U CN 202263504 U CN202263504 U CN 202263504U
- Authority
- CN
- China
- Prior art keywords
- panel
- air
- magnetic
- dust
- filtering system
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides an air filter system and a steel rail polishing train. The air filter system comprises rough filter screens, a dust filter box and a magnetic dust remover used for attracting metal dust. The dust filter box is provided with a cavity enclosed by panels, each of the panels is provided with an air inlet and an air outlet, wherein each air inlet is fixedly arranged on the inner side of an air port which is arranged on the side wall of a train body, and each air outlet is used for outputting filtered air to the train. The rough filter screens are fixed onto the air inlets respectively, and the magnetic dust remover is connected with the dust filter box. Using the magnetic dust remover to attract metal dust can guarantee the air filtering effect. A fine filter screen is omitted so that ventilation of air filters cannot be affected, and the internal negative pressure of the train cannot be overhigh.
Description
Technical field
The utility model relates to train air filtration technology, relates in particular to a kind of air filtering system and steel rail grinding train.
Background technology
China railways is carried out the technical policy of speed-raising and heavy duty, so the damage of the contact fatigue of rail is more and more serious, has had a strong impact on safety of railway transportation property and economy.In such cases, the maintenance of rail just seems more and more important with maintenance.The steel rail grinding operation is the important method to the railroad track maintenance.
The steel rail grinding operation is meant: the steel rail grinding train adopts wheel grinding to remove the method for rail panel defect.Rail iron filings part under the polishing is bonded on the grinding apparatus framework, and major part is converted into fine grain dust.And need a large amount of air during the steel rail grinding train operation, with the cooling in-vehicle device, so car body inside must be communicated with outside air.Because a large amount of metallic dusts in disperse in the steel rail grinding train ambient air, and metallic dust very easily is adsorbed on and causes the equipment short circuit to damage on the electrical equipment, so must filter getting into the inner air of car body.
The partial structurtes of existing steel rail grinding train air filtration system are as shown in Figure 1.Air filtering system is arranged on the outside, air port on the steel rail grinding train body side wall, and filtration system comprises filter core and filter frame, and wherein filter core comprises shutter 11, coarse strainer 22 and fie screen 33.Shutter 11, coarse strainer 22 and fie screen 33 all are fixed on the filter frame (not shown), and filter frame is installed in the outside, air port of train body side wall.Shutter 11 is used for the opening and closing window, and plays the dash effect.Outside air filters out large granular impurities such as leaf, stone through shutter 11 earlier; Pass through coarse strainer 22 then with metallic particles bigger in the filtered air, pass through fie screen 33 at last, the granule metallic dust with in the filtered air gets into car body inside then.
There is following problem at least in prior art: the filtering accuracy of existing filtration system depends on fie screen, and the filtering accuracy of filter screen and draught capacity contradiction.The too high draught capacity that influences of filtering accuracy causes the interior negative pressure of car too big; The too low then effective Chalk-dust filtering of filtering accuracy.Because the iron filings and the oxide particle thereof of polishing are thinner than general dust, existing filtration system can't effectively be filtered under assurance draught capacity prerequisite, causes the interior metallic dust of car constantly to assemble, and causes the electrical equipment short circuit.
The utility model content
The utility model provides a kind of air filtering system and steel rail grinding train, gets into the airborne metallic dust of train in order to effective filtration, and does not influence draught capacity.
The utility model provides a kind of air filtering system, wherein:
Comprise coarse strainer, filter dirt case and be used to adsorb the magnetic dust removal device of metallic dust;
Said filter dirt case has by panel and encloses the cavity that forms, and offers respectively on the said panel to be used for fixing the inboard air inlet in air port that is arranged on the train body side wall, and is used in car the air outlet of air after the output filtering;
Said coarse strainer hides and is fixed on the said air inlet.
Said magnetic dust removal device is connected with said filter dirt case.
Aforesaid air filtering system, preferably:
Said magnetic dust removal device comprises collecting plate and magnetic force piece, and said collecting plate is the collecting plate of soft magnetic materials;
Said collecting plate detachable is fixed on the panel of said filter dirt case;
Said magnetic force piece is adsorbed on the said collecting plate.
Aforesaid air filtering system, preferably:
Also be provided with cyclone dust collectors in the said filter dirt case, said cyclone dust collectors be located on the said air inlet, and are fixedly connected with said first panel, and said cyclone dust collectors and said magnetic dust removal device are oppositely arranged.
Aforesaid air filtering system, preferably:
The cavity of said filter dirt case is a hexahedron;
Offer on said hexahedral first panel as said air inlet first through hole;
Offer on said hexahedral second panel as said air outlet second through hole, said second panel and said first panel are hexahedral adjacently situated surfaces, and said second panel is provided with up;
Said magnetic dust removal device is fixedly installed on hexahedral the 3rd panel, and said the 3rd panel and said second panel are hexahedral adjacently situated surfaces, and said the 3rd panel and said first panel are oppositely arranged.
Aforesaid air filtering system, preferably:
Said hexahedral first panel is along the perpendicular setting; Said the 3rd panel is obliquely installed; Said second panel is connected between the top edge of said first panel and the 3rd panel, and the angle of the inner surface of the inner surface of said the 3rd panel and said second panel in obtuse angle.
Aforesaid air filtering system, preferably:
The collecting plate upper lateral of said magnetic dust removal device is set with dust board, and said dust board is vertical with said collecting plate.
Aforesaid air filtering system, preferably:
The lever of said magnetic force piece magnetic force conducting of control and disconnection is installed on the said magnetic force piece.
Aforesaid air filtering system, preferably:
Also comprise kuppe;
Said kuppe is located at the said air outlet outside.
The utility model also provides a kind of steel rail grinding train, and its kind comprises the arbitrary described air filtering system of the utility model, and the air port that said air filtering system is installed on the train body side wall is inboard.
Air filtering system that the utility model provides and steel rail grinding train adopt to be provided with the magnetic dust removal device with the absorption metallic dust, have guaranteed the filter effect of air; Fie screen no longer is set,, can cause the interior negative pressure of car excessive so can not influence the draught capacity of air cleaner.
Description of drawings
Fig. 1 is the partial structurtes sketch map of existing air filtering system.
The sketch map of the air filtering system that Fig. 2 provides for the utility model embodiment one.
Fig. 3 A is the sketch map of the air filtering system that provides of the utility model embodiment two.
Fig. 3 B looks sketch map for the left side of Fig. 3 A.
Reference numeral:
The 11-shutter; The 22-coarse strainer; The 33-fie screen;
The 1-coarse strainer; The 2-dust board; The 3-collecting plate;
4-magnetic force piece; 5-whirlwind tube; The 6-blow-off pipe;
The 7-disposal box; The 8-kuppe; The 9-lever;
261-second through hole; The 21-cavity; The 22-coarse strainer;
25-first panel; 26-second panel; 27-the 3rd panel;
The 28-shrouding; The 33-fie screen; 251-first through hole;
The 271-third through-hole.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The air filtering system that the utility model embodiment provides is applicable to the track train of multiple model to be particularly useful for the train that steel rail grinding train etc. needs metallic dust in the filtered air.
Embodiment one
The sketch map of the air filtering system that Fig. 2 provides for the utility model embodiment one.The utility model embodiment one provides a kind of air filtering system, and this filtration system comprises coarse strainer 1, magnetic dust removal device and filter dirt case; Filter dirt case has by panel and encloses the cavity 21 that forms, and offers air inlet and air outlet on the panel respectively, and it is inboard that air inlet is used for fixing the air port that is arranged on the train body side wall, and air outlet is used for the air after the output filtering in car; Coarse strainer 1 hides and is fixedly installed on the air inlet, so that the air that gets into cavity 21 is carried out coarse filtration; The magnetic dust removal device is connected with filter dirt case, and the magnetic dust removal device is used for adsorbing the metallic dust that cavity 21 inner airs mix.
Coarse strainer is used for the air that gets into filter dirt case is carried out coarse filtration; Such as filtering leaf, impurity that the stone equal-volume is big; Coarse strainer hides to be fixed on the air inlet can realize above-mentioned functions; The utility model is not particularly limited coarse strainer and is positioned at filter dirt case inside or outside, and it is example that present embodiment is arranged on filter dirt case outside with coarse strainer.
The magnetic dust removal device is used for adsorbing the metallic dust that the cavity inner air mixes, and the position and the way of realization of setting have multiple choices, can use a plurality of magnetic stripes that magnetic force is provided such as the magnetic dust removal device, the metallic dust that magnetic stripe effectively mixes in the absorbed air; Each magnetic stripe can disperse to be fixed on inside cavity, also can be fixed on the inner surface of panel, and magnetic stripe can be half-hard magnetic material or permanent-magnet material.When the panel of filter dirt case was the panel of metal material, the magnetic dust removal device can also use electromagnet that magnetic force is provided, and electromagnet is fixed on the panel of filter dirt case with the magnetization panel, and the panel that is magnetized can adsorb the metallic dust that mixes in the air in the cavity.In brief, as long as the magnetic dust removal device can adsorb metallic dust.
The shape of filter dirt case can be for sphere or prismatic, and as far as present embodiment, the preferred implementation of filter dirt case is as shown in Figure 2: the cavity of filter dirt case is a hexahedron, offers first through hole 251 on hexahedral first panel 25, with as air inlet; Offer second through hole 261 on hexahedral second panel 26, with as air outlet, second panel 26 and first panel 25 are hexahedral adjacently situated surfaces, and second panel 26 is provided with up; The magnetic dust removal device is fixedly installed on hexahedral the 3rd panel 27, and the 3rd panel 27 and second panel 26 are hexahedral adjacently situated surfaces, and the 3rd panel 27 and first panel 25 are oppositely arranged.In the present embodiment; Filter dirt case is to be the example that example is carried out with the hexahedron; Connected shrouding 28 so between first panel 25 and the 3rd panel 27, go back bolt; Further, consider that the bottom of filter dirt case is mainly used in ccontaining dust, also be provided with the sealing gasket (not shown) to guarantee the sealing effectiveness of shrouding 28.
Further; Hexahedral first panel 25 is along the perpendicular setting; The 3rd panel 27 is obliquely installed, and second panel 26 is connected between the top edge of first panel 25 and the 3rd panel 27, and the angle of the inner surface of the inner surface of the 3rd panel 27 and second panel 26 in obtuse angle.
Is to be installed on the locomotive side wall for the ease of filtering the dirt case hexahedral first panel of filter dirt case along the perpendicular setting.Second panel is provided with up, so that air outlet up, this is to consider that dust drops on the bottom of filtering the dirt case in the filter dirt process.The 3rd panel is obliquely installed; Articulate in collecting plate upper edge and the 3rd panel; Collecting plate lower edge and the 3rd panel articulate under the situation about being fixedly connected, during dust on the cleaning collecting plate, after being fixedly connected between dismounting collecting plate and the 3rd panel; Collecting plate has just left the 3rd panel naturally under the effect of gravity, so that remove the dust on the collecting plate.In addition, the 3rd panel be obliquely installed be convenient to non magnetic dust bump back in its landing of gravity effect lower edge to filtering dirt case bottom.
For realizing the repeated use of magnetic force removal device; The metallic dust of magnetic force removal device absorption should be convenient to remove; Therefore, the preferred implementation and the mounting means of magnetic dust removal device are: the magnetic dust removal device comprises collecting plate 3 and magnetic force piece 4, and the material of collecting plate 3 is a soft magnetic materials; Collecting plate 3 detachables are fixed on the panel of filter dirt case; Magnetic force piece 4 is fixed on the collecting plate 3, with magnetization collecting plate 3.Particularly, on the 3rd panel 27 of filter dirt case, offer third through-hole 271; The outer rim of the upper side edge of collecting plate 3 and third through-hole 271 articulates, and the lower side of collecting plate 3 is connected with the outer rim bolt of third through-hole 271 to be explained, as shown in Figure 2, and in addition, the dotted line among Fig. 2 is used to represent that collecting plate 3 is in the state when opening.
Collecting plate is selected soft magnetic materials for use, and its magnetic is short-term, and in needs absorption metallic dust, collecting plate is handled in the electromagnet magnetization, and the collecting plate after the magnetization can realize adsorbing the effect of metallic dust; When needs clean filter dirt case, stop magnetization and handle collecting plate, the metallic dust of collecting plate absorption can fall, so that cleaning.
Being switched on or switched off of magnetic force piece magnetic can use following manner to realize: be example with the magnetic force piece as electromagnet, lever 9 is installed on the magnetic force piece 4, with the conducting and the disconnection of control magnetic force piece 4 magnetic force.It is understandable that the magnetic force state of magnetic force piece is divided into conducting and breaks off two kinds of situation, promptly its work gear is " on " and " off "; Wherein, on behalf of magnetic force, " on " connect, and collecting plate is in the state of being magnetized; Off " represent magnetic force to break off; and collecting plate magnetic force disappears, as long as lever can be controlled the connecting and disconnecting of electric current, can realize controlling the conducting of magnetic force piece magnetic force and the purpose of disconnection.Magnet as if with the magnetic force piece being permanent-magnet material is example, and operating grip can rotate conducting and the disconnection that realizes magnetic force by controlling magnet.
Further, collecting plate 3 upper lateral of magnetic dust removal device are set with dust board 2, and dust board 2 is vertical with collecting plate 3.Dust board can stop the metallic dust that is adsorbed on the collecting plate, increases the height that metallic dust is piled up, thereby improves the water environment capacity of collecting plate.
The air filtering system that the utility model embodiment one provides adopts to be provided with the magnetic dust removal device with the absorption metallic dust, the effective dust in the absorbed air, and especially airborne metallic dust has guaranteed the filter effect of air; Fie screen no longer is set,, can cause the interior negative pressure of car excessive so can not influence the draught capacity of air cleaner; Fixing between filter dirt case and the side wall can select for use bolt to be connected, so that maintaining, and increase and install and the convenience of replacing.
Embodiment two
Fig. 3 A is the sketch map of the air filtering system that provides of the utility model embodiment two, and Fig. 3 B looks sketch map for the left side of Fig. 3 A.The utility model embodiment two is with the difference of embodiment one; Air filtering system also comprises cyclone dust collectors; Be specially: also be provided with cyclone dust collectors in the filter dirt case, cyclone dust collectors be located on the air inlet, and cyclone dust collectors and magnetic dust removal device are oppositely arranged; Be used for and carry out dedusting to the air that gets into filter dirt case, and the guiding of the air after will filtering is to the magnetic dust removal device.
Cyclone dust collectors comprise whirlwind tube 5, blow-off pipe 6 and disposal box 7, and whirlwind tube 5 is fixedly mounted on disposal box 7 inside, and an end of blow-off pipe 6 is communicated with the bottom of disposal box 7, and the other end stretches out disposal box 7.In the present embodiment, the other end of blow-off pipe 6 extends to the bottom of filter dirt case.
The dust-cleaning principle of cyclone dust collectors is: after air got into the whirlwind tube, under action of centrifugal force, the bulky grain metallic dust was thrown out of the whirlwind tube, and got into disposal box, and the bulky grain metallic dust that is deposited on the disposal box bottom is discharged disposal box via blow-off pipe.
In the present embodiment, what cyclone dust collectors were selected for use is the cyclone dust collectors with a plurality of whirlwind tubes, and the parallel distribution of each whirlwind tube, and this is a size of considering the air filtering system air inlet.
The benefit that cyclone dust collectors and magnetic dust removal device are oppositely arranged is that the air that from the whirlwind dust-releasing device, flows out has certain speed and direction, and direction is generally along the length direction of the whirlwind tube of cyclone dust collectors.Cyclone dust collectors and magnetic dust removal device are oppositely arranged; Being about to the magnetic dust removal device is arranged on the length direction of whirlwind tube; Under the effect of inertia force; The air that from cyclone dust collectors, comes out can hit the magnetic dust removal device, can further improve the adsorption effect of magnetic dust removal device like this, and then improves filter effect.
Further, air filtering system also comprises kuppe 8; Kuppe 8 is located at the air outlet outside, flows out filter dirt case with the guiding air.With present embodiment, kuppe 8 is positioned at the top of filter dirt case, this be since dust deposit in the bottom of filter dirt case, certainly, the side that air outlet is opened in filter dirt case also can, at this moment, kuppe 8 also is positioned at the side of filter dirt case.
When train was in running order, body apparatus can air draught, so can form certain negative pressure in the car, kuppe was set, and can the sorption air flows along the trend of kuppe, and promptly effectively the wind direction of the air of filtering the dirt case is flowed out in guiding.Need to prove that in practical application, kuppe also can connect ventilation duct, to carry cleaned air to ventilation duct.
The principle of filtering of the air filtering system that use the utility model embodiment two provides is following: at first, the magnetic force piece is set to duty, promptly logical magnetic state; Secondly, during the work of car body internal part, air draught causes and is in the certain negative pressure state in the car, and extraneous air is inhaled into air filtering system; Then, the air that is inhaled into is through coarse strainer, to accomplish coarse filtration; Once more, through the air entering cyclone dust collectors of coarse filtration, oarse-grained powder is thrown out of the whirlwind tube, and filters the dirt case via blow-off pipe; At last, bump through cyclone dust collectors filtered air and collecting plate, the granule metallic dust is attracted on the collecting plate, and nonmetal small particle powder is through after clashing into, and speed reduces, and along the collecting plate landing, accumulates in filter dirt case bottom.
The collecting plate detachable is fixed on the outer rim of third through-hole; With following implementation is that example is described scale removal process in detail: it is outside to be arranged on filter dirt case with collecting plate; And an outer rim of a side of collecting plate and third through-hole articulates, and another outer rim bolt of another side and third through-hole is connected to example.When needing the inner dust of cleaning filter dirt case, open collecting plate and be connected, collection container is set, below collecting plate such as dust collection with bolt between the third through-hole edge; Then, the magnetic force piece is in disconnected magnetic state, the most of metallic dust that adsorbs on the collecting plate can fall, and remaining metallic dust knocks collecting plate gently or adopts wire brush can remove totally.
The kuppe that the utility model embodiment two has is equally applicable to the technical scheme of the utility model embodiment one.
The air filtering system that the utility model embodiment two provides has cyclone dust collectors, can effectively remove the big dust particle that mixes in the air, to improve the air filtration effect.
The utility model embodiment also provides a kind of steel rail grinding train, and comprising the described air filtering system of the utility model any embodiment, the air port that air filtering system is installed on the train body side wall is inboard.
The steel rail grinding train that the utility model embodiment provides, the air filtering system of installing on it has the magnetic force removal device, the effective metallic dust in the absorbed air, thus can under the future that does not influence draught capacity, improve filter effect greatly.
What should explain at last is: above embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (9)
1. air filtering system is characterized in that:
Comprise coarse strainer, filter dirt case and be used to adsorb the magnetic dust removal device of metallic dust;
Said filter dirt case has by panel and encloses the cavity that forms, and offers respectively on the said panel to be used for fixing the inboard air inlet in air port that is arranged on the train body side wall, and is used in car the air outlet of air after the output filtering;
Said coarse strainer hides and is fixed on the said air inlet;
Said magnetic dust removal device is connected with said filter dirt case.
2. air filtering system according to claim 1 is characterized in that:
Said magnetic dust removal device comprises collecting plate and magnetic force piece, and said collecting plate is the collecting plate of soft magnetic materials;
Said collecting plate detachable is fixed on the panel of said filter dirt case;
Said magnetic force piece is fixed on the said collecting plate.
3. air filtering system according to claim 1 and 2 is characterized in that:
Also be provided with cyclone dust collectors in the said filter dirt case, said cyclone dust collectors button is established and is fixed on the said air inlet, and said cyclone dust collectors and said magnetic dust removal device are oppositely arranged.
4. air filtering system according to claim 1 is characterized in that:
The cavity of said filter dirt case is a hexahedron;
Offer first through hole on said hexahedral first panel as said air inlet;
Offer on said hexahedral second panel as said air outlet second through hole, said second panel and said first panel are hexahedral adjacently situated surfaces, and said second panel is provided with up;
Said magnetic dust removal device is fixedly installed on hexahedral the 3rd panel, and said the 3rd panel and said second panel are hexahedral adjacently situated surfaces, and said the 3rd panel and said first panel are oppositely arranged.
5. air filtering system according to claim 4 is characterized in that:
Said hexahedral first panel is along the perpendicular setting; Said the 3rd panel is obliquely installed; Said second panel is connected between the top edge of said first panel and the 3rd panel, and the angle of the inner surface of the inner surface of said the 3rd panel and said second panel in obtuse angle.
6. air filtering system according to claim 2 is characterized in that:
The collecting plate upper lateral of said magnetic dust removal device is set with dust board, and said dust board is vertical with said collecting plate.
7. air filtering system according to claim 2 is characterized in that:
The lever of said magnetic force piece magnetic force conducting of control and disconnection is installed on the said magnetic force piece.
8. air filtering system according to claim 1 is characterized in that:
Also comprise kuppe;
Said kuppe is located at the said air outlet outside.
9. steel rail grinding train is characterized in that: comprise the arbitrary described air filtering system of claim 1-8, the air port that said air filtering system is installed on the train body side wall is inboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120322109.9U CN202263504U (en) | 2011-08-30 | 2011-08-30 | Air filter system and steel rail polishing train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120322109.9U CN202263504U (en) | 2011-08-30 | 2011-08-30 | Air filter system and steel rail polishing train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202263504U true CN202263504U (en) | 2012-06-06 |
Family
ID=46154315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120322109.9U Expired - Lifetime CN202263504U (en) | 2011-08-30 | 2011-08-30 | Air filter system and steel rail polishing train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202263504U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350166A (en) * | 2011-08-30 | 2012-02-15 | 北京二七轨道交通装备有限责任公司 | Air filter system and steel rail grinding train |
| CN109484141A (en) * | 2018-12-20 | 2019-03-19 | 中车戚墅堰机车有限公司 | A kind of diesel locomotive exhaust shutter |
| CN111804113A (en) * | 2020-08-19 | 2020-10-23 | 徐州工业职业技术学院 | Metal dust collection device for machining |
-
2011
- 2011-08-30 CN CN201120322109.9U patent/CN202263504U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350166A (en) * | 2011-08-30 | 2012-02-15 | 北京二七轨道交通装备有限责任公司 | Air filter system and steel rail grinding train |
| CN102350166B (en) * | 2011-08-30 | 2014-03-12 | 北京二七轨道交通装备有限责任公司 | Air filter system and steel rail grinding train |
| CN109484141A (en) * | 2018-12-20 | 2019-03-19 | 中车戚墅堰机车有限公司 | A kind of diesel locomotive exhaust shutter |
| CN111804113A (en) * | 2020-08-19 | 2020-10-23 | 徐州工业职业技术学院 | Metal dust collection device for machining |
| CN111804113B (en) * | 2020-08-19 | 2022-02-22 | 徐州工业职业技术学院 | Metal dust collection device for machining |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102966014B (en) | Rail grinding dust-precipitating system and rail grinding wagon | |
| CN202263504U (en) | Air filter system and steel rail polishing train | |
| CN207614520U (en) | A kind of bag filter | |
| CN203303802U (en) | Bag-type dust collector | |
| CN102350166B (en) | Air filter system and steel rail grinding train | |
| CN202692383U (en) | Commercial air conditioner with air cleaning unit | |
| CN202945514U (en) | System for grinding rails and collecting dust and grinding wagon | |
| CN107009852A (en) | A kind of vehicle-mounted air purification device | |
| CN104998510B (en) | Removing device and method for inhalable particles and fine particles in flue gas | |
| CN208959515U (en) | A kind of polishing class dust pulse dust collector | |
| CN107497596A (en) | Self-cleaning magnetic-particle separator | |
| CN208893864U (en) | A kind of electric automatization dust-extraction unit | |
| CN216023749U (en) | Dust collector for blast furnace gas | |
| CN104707409B (en) | The uniform method and device of Dual-Phrase Distribution of Gas olid in a kind of large-scale sack cleaner | |
| CN213610634U (en) | Remove adsorption dryer of granule | |
| CN108126453A (en) | A kind of NEW TYPE OF COMPOSITE dedusting takes off mist device | |
| CN209451563U (en) | It is welded workshop section's workplace | |
| CN207123000U (en) | Air cleaning unit based on cohesion and magnetic suck recombination mechanism | |
| CN207102879U (en) | Self-cleaning magnetic-particle separator | |
| CN205796840U (en) | A kind of cyclone electrostatic dust arrester | |
| CN207024972U (en) | A kind of efficiently more filter cartridge dust removers | |
| CN204911114U (en) | Inhalable particle and fine particles's desorption device in flue gas | |
| CN209752509U (en) | air dust treatment environmental protection equipment | |
| CN213314152U (en) | Cobalt powder unloading is with device of dustproof dust absorption | |
| CN2154147Y (en) | Remove dust and iron type electric grinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120606 Effective date of abandoning: 20140312 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120606 Effective date of abandoning: 20140312 |