CN204841309U - Dust collecting device - Google Patents
Dust collecting device Download PDFInfo
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- CN204841309U CN204841309U CN201520463315.XU CN201520463315U CN204841309U CN 204841309 U CN204841309 U CN 204841309U CN 201520463315 U CN201520463315 U CN 201520463315U CN 204841309 U CN204841309 U CN 204841309U
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- circular cylinder
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- gas
- annular channel
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Abstract
The utility model discloses a dust collecting device includes: a circular cylinder for fixing at warehouse or mechanical equipment's pan feeding mouth, the setting is bored in circular cylinder and with the coaxial reposition of redundant personnel of circular cylinder, forms annular blanking mouth between reposition of redundant personnel awl and the circular cylinder, the outside annular channel at circular cylinder is established to the cover, is equipped with the annular breach with the annular channel switch -on on circular cylinder's the lateral wall, the connection centers on the gas -solid separating layer that annular breach set up on the annular channel, be connected with the annular channel and be used for pumping the outside part of bleeding of circular cylinder with the inside air of circular cylinder. Annular breach is sealed to the gas -solid separating layer, and when the inside air of circular cylinder was taken out to the part of bleeding, the dust in the middle of the air can be filtered and adsorb on the gas -solid separating layer, reduces the concentration of job site dust to the security range in, can effectually avoid the emergence of dust explosion accident, realizes the safety in production to improve operational environment, simple structure.
Description
Technical field
The utility model relates to a kind of dust collecting.
Background technology
Along with the develop rapidly of China's economy and the continuous quickening of city rural development, solid feed, the demand as urea, flour, cement etc. is increasing.These solid feeds or need to pour large-scale warehouse into and leave concentratedly, or the feeding mouth of equipment is directly poured into as raw material, in any case, these solid feeds all inevitably to be kicked up dust (or even volatilizing excitant pernicious gas) in the process used, these dust (or comprising pernicious gas) have had a strong impact on the healthy of workman, also pollute environment simultaneously.More very it, when the dust concentration of working site reaches a certain amount of, meet naked light and dust explosion accident can occur, cause irremediable Loss of Life and property.
The dust treatment plant existed at present is directly be discharged into outside factory building by high-power exhaust equipment by the empty body containing dust (or comprising pernicious gas) mostly, although this mode solves indoor dust problem, the dust be directly discharged into outside the venue still can pollute outdoor environment.Further, in most cases dust material can use as raw material, and directly discharge causes waste.Meanwhile, the power of these exhaust equipments is comparatively large, and energy consumption is very large, and equipment volume is also comparatively huge.Also have Some Enterprises to adopt the raw method such as wet dust removal, atomizing de-dusting to process dust, but because device structure is complicated, cost is high, these technology are not effectively promoted and are used.
Utility model content
The utility model provides the simple dust collecting of a kind of structure; can realize carrying out collection process to the dust produced in solid feed use procedure; reduce the concentration of working site dust; effectively avoid the generation of dust explosion accident; improve simultaneously and make environment, protection workman's is healthy.The utility model solves the technical scheme that its technical problem adopts:
A kind of dust collecting, comprising:
For being fixed on the circular cylinder body of the feeding mouth of warehouse or plant equipment;
Be arranged on spreader in circular cylinder body and coaxial with circular cylinder body, between spreader and circular cylinder body, form annular blanking port;
Be set in the annular channel of circular cylinder body outside, the sidewall of circular cylinder body is provided with the annular breach connected with annular channel;
Be connected to the gas solid separation layer arranged on annular channel and around annular breach;
The pumping section be connected with annular channel for the air of circular cylinder body inside being pumped to circular cylinder body outside.
Among one preferred embodiment: described annular breach is positioned at above annular blanking port and also arranges near annular blanking port.
Among one preferred embodiment: the upper end of this annular channel inside is provided with slip ring on, the lower end of this annular channel inside is provided with slip ring, described gas solid separation layer is connected on upper and lower slip ring, the scraper plate also comprising the rotatable parts for driving gas solid separation layer to rotate and be fixed on circular cylinder body inside, described scraper plate is pressed against on gas solid separation layer.
Among one preferred embodiment: described rotatable parts are arranged in annular channel, comprise motor and gear, the outside of described lower slip ring has double wedge structure, and described motor-driven gear rotates, and described gear engages with double wedge structure.
Among one preferred embodiment: described pumping section comprises negative pressure air blast, exhaust tube and gas distribution joint, negative pressure air blast and gas distribution joint are connected to the two ends of exhaust tube, described annular channel is provided with multiple suction opeing, these suction opeing circular array are arranged, and described suction opeing is connected with gas distribution joint.
Among one preferred embodiment: described pumping section also comprises the gas treatment equipment of the gas outlet being connected to negative pressure air blast, and air is discharged in the middle of air after gas treatment equipment.
Among one preferred embodiment: also comprise bracing frame, support frame as described above to be fixed on circular cylinder body inwall and to support this spreader.
Among one preferred embodiment: described gas solid separation layer is screen pack.
The technical program is compared with background technology, and its tool has the following advantages:
1. gas solid separation layer is arranged around annular breach, when the air of circular cylinder body inside is extracted out by pumping section, dust in the middle of air can be filtered and be adsorbed on gas solid separation layer, the concentration of working site dust is reduced in safe range, effectively can avoid the generation of dust explosion accident, realize safety in production, structure is simple.
2. annular breach described in is positioned at above annular blanking port and also arranges near annular blanking port, improves the collection rate of dust.
3. scraper plate described in is pressed against on gas solid separation layer, and when rotatable parts drive gas solid separation layer to rotate, the dust on gas solid separation layer surface scrapes by scraper plate, prevents gas solid separation layer from being blocked by dust, ensures smooth gas discharge.
4. rotatable parts described in arrange and comprise motor and gear, and the outside of described lower slip ring has double wedge structure, and described gear engages with double wedge structure, and utilize gear structure transmission to coordinate, stable, structure is simple.
5. pumping section described in also comprises the gas treatment equipment of the gas outlet being connected to negative pressure air blast, and air is discharged in the middle of air after gas treatment equipment, can realize processing pernicious gas, improves working environment, and protection workman's is healthy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 depicts the local schematic front view of a kind of dust collecting of the utility model.
Fig. 2 depicts the schematic diagram of the exhaust portion of a kind of dust collecting shown in Fig. 1.
Fig. 3 depicts the local schematic top plan view of a kind of dust collecting shown in Fig. 1.
Fig. 4 depicts the enlarged diagram at A place in Fig. 1.
Fig. 5 depicts the enlarged diagram at B place in Fig. 3.
Detailed description of the invention
Please refer to Fig. 1 to Fig. 5, a kind of dust collecting of the present utility model, comprising: circular cylinder body 10, spreader 20, bracing frame 30, annular channel 40, gas solid separation layer 50, rotatable parts 60, scraper plate 70, pumping section 80.Described circular cylinder body 10, spreader 20, annular channel 40, gas solid separation layer 50, rotatable parts 60, scraper plate 70, pumping section 80 should have certain resistance to acids and bases, optional engineering plastics.
This circular cylinder body 10 is for being fixed on the feeding mouth of warehouse or plant equipment.The sidewall of circular cylinder body 10 is provided with annular breach 12, and annular breach 12 is arranged along the whole sidewall of circular cylinder body 10, and in fact, circular cylinder body 10 is divided into upper part and lower part by annular breach 12.
It is interior and coaxial with circular cylinder body 10 that this spreader 20 is arranged on circular cylinder body 10, and the vertical cross-section of this spreader 20 is in " people " font.Support frame as described above 30 to be fixed on circular cylinder body 10 inwall and to support this spreader 20.Annular blanking port 90 is formed between the outward flange of this spreader 20 and circular cylinder body 10.Described annular breach 12 is positioned at above annular blanking port 90 and also arranges near annular blanking port 90.
Described annular channel 40 is set in circular cylinder body 10 outside and covers annular breach 12, and described annular channel 40 is hull shape of medial surface opening, and circular cylinder body 10 and annular channel 40 are connected by described annular breach 12.The upper end of this annular channel 40 inside is provided with slip ring 42 on, and the lower end of this annular channel 40 inside is provided with slip ring 44.The outside of described lower slip ring 44 has double wedge structure 46.Described annular channel 40 is provided with multiple suction opeing 48, and these suction opeing 48 circular array are arranged.
Described gas solid separation layer 50 to be connected on annular channel 40 and to arrange around annular breach 12, thus seals annular breach 12, and particularly, described gas solid separation layer 50 is connected on slip ring 42 and lower slip ring 44.Described gas solid separation layer 50 is for Chalk-dust filtering.Described gas solid separation layer 50 can be filter screen structure, has trickle sieve pore structure, is realizing under the prerequisite effectively processed dust, screen size is as far as possible large, to ensure that the smooth and easy of gas passes through, the size of sieve aperture should be determined according to the size of dust in addition, and different dusts screen size is different.
Described rotatable parts 60 rotate for driving gas solid separation layer 50.Described rotatable parts 60 are arranged in annular channel 40, and comprise motor 62 and a gear 64, described gear 64 engages with the double wedge structure 46 of lower slip ring 44.Motor 62 driven wheel 64 rotates, and gear 64 drives lower slip ring 44 and gas-solid separating layer 50 to place.
Described scraper plate 70 is fixed on circular cylinder body 10 inside and is pressed against on gas solid separation layer 50.The dust of gas solid separation layer 50 adsorption scrapes when gas solid separation layer 50 rotates by described scraper plate 70.
Described pumping section 80 is outside for the air of circular cylinder body 10 inside being pumped to circular cylinder body 10.Described pumping section 80 comprises negative pressure air blast 82, exhaust tube 84, gas distribution joint 86 and gas treatment equipment 88, negative pressure air blast 82 and gas distribution joint 86 are connected to the two ends of exhaust tube 84, gas treatment equipment 88 is connected to the gas outlet place of negative pressure air blast 82, and gas distribution joint 86 is connected with the suction opeing 48 of annular channel 40.Gas treatment equipment 88 is determined according to the characteristic of handled solid feed, as solid feed be flour etc. do not produce pernicious gas time, gas treatment equipment 88 can omit; If when solid feed is urea, in gas treatment equipment 88, clear water can be loaded, to process produced ammonia.
During work, annular channel 40 forms negative pressure under the effect of negative pressure air blast 82, the air of circular cylinder body 10 upper end under the effect of atmospheric pressure and spreader 20 annularly breach 12 flow in annular channel 40, form stabilizing gas flow field from top to bottom.After solid feed pours circular cylinder body 10 into, enter the feeding mouth of warehouse or other plant equipment through annular blanking port 90 under the guide function of spreader 20, the dust produced in the process and pernicious gas flow at the flow direction along gas flowfield, dust is separated with pernicious gas when through gas solid separation 50, dust then " is adsorbed on " gas solid separation layer 50 on the surface, pernicious gas enters in annular channel 40, and final arrival gas treatment equipment 88, discharge in air after treatment.
The above, be only the utility model preferred embodiment, therefore the scope that the utility model implements can not be limited according to this, the equivalence namely done according to the utility model the scope of the claims and description change with modify, all should still belong in scope that the utility model contains.
Claims (10)
1. a dust collecting, is characterized in that, comprising:
For being fixed on the circular cylinder body of the feeding mouth of warehouse or plant equipment;
Be arranged on spreader in circular cylinder body and coaxial with circular cylinder body, between spreader and circular cylinder body, form annular blanking port;
Be set in the annular channel of circular cylinder body outside, the sidewall of circular cylinder body is provided with the annular breach connected with annular channel;
Be connected to the gas solid separation layer arranged on annular channel and around annular breach;
The pumping section be connected with annular channel for the air of circular cylinder body inside being pumped to circular cylinder body outside.
2. a kind of dust collecting according to claim 1, is characterized in that: described annular breach is positioned at above annular blanking port and also arranges near annular blanking port.
3. a kind of dust collecting according to claim 1 and 2, is characterized in that: the upper end of this annular channel inside is provided with slip ring on, and the lower end of this annular channel inside is provided with slip ring, and described gas solid separation layer is connected on upper and lower slip ring.
4. a kind of dust collecting according to claim 3, is characterized in that: the scraper plate also comprising the rotatable parts for driving gas solid separation layer to rotate and be fixed on circular cylinder body inside, described scraper plate is pressed against on gas solid separation layer.
5. a kind of dust collecting according to claim 4, is characterized in that: described rotatable parts comprise motor and gear, the outside of described lower slip ring has double wedge structure, and described motor-driven gear rotates, and described gear engages with double wedge structure.
6. a kind of dust collecting according to claim 4, is characterized in that: described rotatable parts are arranged in annular channel.
7. a kind of dust collecting according to claim 1 and 2, it is characterized in that: described pumping section comprises negative pressure air blast, exhaust tube and gas distribution joint, negative pressure air blast and gas distribution joint are connected to the two ends of exhaust tube, described annular channel is provided with multiple suction opeing, these suction opeing circular array are arranged, and described suction opeing is connected with gas distribution joint.
8. a kind of dust collecting according to claim 7, is characterized in that: described pumping section also comprises the gas treatment equipment of the gas outlet being connected to negative pressure air blast, and air is discharged in the middle of air after gas treatment equipment.
9. a kind of dust collecting according to claim 1, is characterized in that: also comprise bracing frame, and support frame as described above to be fixed on circular cylinder body inwall and to support this spreader.
10. a kind of dust collecting according to claim 1, is characterized in that: described gas solid separation layer is screen pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520463315.XU CN204841309U (en) | 2015-07-01 | 2015-07-01 | Dust collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520463315.XU CN204841309U (en) | 2015-07-01 | 2015-07-01 | Dust collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204841309U true CN204841309U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520463315.XU Active CN204841309U (en) | 2015-07-01 | 2015-07-01 | Dust collecting device |
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| CN (1) | CN204841309U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941376A (en) * | 2015-07-01 | 2015-09-30 | 华侨大学 | Dust collection device and method |
-
2015
- 2015-07-01 CN CN201520463315.XU patent/CN204841309U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941376A (en) * | 2015-07-01 | 2015-09-30 | 华侨大学 | Dust collection device and method |
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