CN2604276Y - Wind circulating sand blasting machine - Google Patents
Wind circulating sand blasting machine Download PDFInfo
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- CN2604276Y CN2604276Y CN 03236940 CN03236940U CN2604276Y CN 2604276 Y CN2604276 Y CN 2604276Y CN 03236940 CN03236940 CN 03236940 CN 03236940 U CN03236940 U CN 03236940U CN 2604276 Y CN2604276 Y CN 2604276Y
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- sand blasting
- blasting unit
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Abstract
An air cycle sandblasting device is provided with a sandblasting chamber, sand absorption floors are arranged in the sandblasting chamber, at least one sand absorption air duct are connected with the sand absorption floor, one end of the sand absorption air ducts are connected with aspirators, the aspirators are respectively connected with the dust removal unit and the sand reservoir, the sandblasting chamber is provided with an air inlet. The sandblasting device of the utility model can also be suitable for shot peening operation and can overcome the disadvantages of widely-known structure, as adopting the structure of sand absorption floor and the model of underground wind suction, sands can not fly, the floating dust layer is suppressed higher 0.5 metre at most than the surface of the sand absorption floor, so the visibility in the sandblasting chamber is greatly improved, which can provide a cleaner work environment for sandblasting workers and is provided with convenient maintenance and low maintenance cost. Because the dust removal unit adopts primary aerodynamic dust removal and second filter core dust removal, the utility model can be used in gas processing of high concentration dust, and the dust removal efficiency is very high and the dust removal effect is good, thereby the sandblasting device can effectively prevent air pollution and really realize environmental protection.
Description
Technical field
The utility model relates to a kind of sand blasting unit, refer in particular to a kind of when can be applicable to every profession and trade machined operation, to steel construction piece, the environment-friendly type wind-force circulation sand blasting unit handled in the sandblast (ball) of application front surface of large-scale steel structure members particularly.
Background technology
Known sand blasting unit generally includes a blast room, and this blast room need have the dark melt pit of miter angle, the hinge dragon is set below the dark melt pit, but itself and the gearing of bucket elevator composition transport of sand.When carrying out the sandblast operation in the blast room, the sand of ejection and the impurity of being cleared up fall into melt pit, and are delivered to bucket elevator by the hinge dragon under the melt pit, by bucket elevator sand are promoted to the sandblast operation that circulates in the sand-spraying pot again.Described known sand device adopts whirlwind to add the dedusting method of cloth bag mostly.
Above-mentioned known sand blasting unit, the restriction that is subjected to its structure has following shortcoming:
One, this sand blasting unit is owing to be by the gearing transport of sand; to realize circulation sandblast operation; therefore; in mechanical course of conveying, sand is very easy to infiltrate to the bearing of gearing, thereby will accelerate the wearing and tearing of machinery; and easily make machinery produce fault; strengthened maintenance load and maintenance cost,, then reduced the operating efficiency of equipment because outage rate increases.In addition, the drive transfer machinery of this known equipment is arranged in the dark melt pit, needs during maintenance to carry out operation in the narrow slit below dark melt pit, and is very inconvenient, increased maintenance difficulty.
Two, this known sand blasting unit, sand efficiency of separation in the circulation course of conveying is low, makes some comparatively tiny sands reuse in circulation, greatly reduces the effect of abrasive jet cleaning surface of the work.
Three, described known sand blasting unit dust removing effects is poor.Owing to adopt whirlwind to add the bag-type dust mode, and this cloth bag is that polypropylene fibre is knitted material, and its gap is 300 μ m, is embedded in easily in the gap less than the fine sand of 300 μ m, and cloth bag is stopped up; Its filtration velocity is fast in addition, and be 3 meters each second, is difficult for making the dust releasing that sticks on the cloth bag in the deashing process that carries out pulse of reverse air.Therefore its dust removing effects is poor, and efficiency of dust collection is low, atmosphere is easily polluted, and cause the dust concentration height in the blast room in the sandblast process, has had a strong impact on health of operators.Other is short its service life of this deduster, and maintenance is inconvenient.
Four, the sandblast noise of this sand blasting unit is big, the environment around greatly having influenced.
Summary of the invention
The technical problems to be solved in the utility model is: a kind of wind-force circulation sand blasting unit is provided, refers to a kind of good dedusting effect especially, keep in repair easy, and the wind-force circulation sandblast (ball) of tool environmental-protecting performance device.
The technical solution of the utility model is: a kind of wind-force circulation sand blasting unit, this device has the blast room, be provided with in this blast room and inhale the sandy ground plate, at least one is inhaled the sand airduct and is connected with described suction sandy ground plate, this other end of inhaling the sand airduct is connected with sorter, described sorter is connected with dust removing units and sand storing machine respectively, and described blast room is provided with air inlet.
Aforesaid wind-force circulation sand blasting unit, described suction sandy ground plate has a plurality of funnelform suction sand hoppers of rectangular pyramid that are, per two rows inhale sand hopper and constitute one group of suction sandy ground plate, inhale between the adjacent sidewall of sandy ground plate two row's suction sand hoppers for every group and constitute airduct, and this two adjacent sidewall bottom is equipped with breach, this breach and described airduct connect, and this airduct is connected with above-mentioned suction sand airduct.
Aforesaid wind-force circulation sand blasting unit, described suction sandy ground plate is provided with grid.
Aforesaid wind-force circulation sand blasting unit, described every group of suction sandy ground plate length is 1 meter-100 meters, and the width that two rows inhale sand hoppers are 0.5 meter-1.5 meters, and the height of this suction sand hopper is 0.2 meter-0.5 meter.
Aforesaid wind-force circulation sand blasting unit, described dust removing units has a filter chamber, this filter chamber connects at least one admission line and pure air outlet pipe respectively, one flue-dust retainer setting is connected with this filter chamber's perforation and is positioned at its bottom, is provided with at least one aerodynamic separator and filter core in the described filter chamber.
Aforesaid wind-force circulation sand blasting unit, described aerodynamic separator is a pyramidal structure, and its heavy caliber end is positioned at the top of filter chamber, and is connected with admission line, its small-caliber end stretches downwards to flue-dust retainer, and the perisporium of described aerodynamic separator is provided with air outlet.
Aforesaid wind-force circulation sand blasting unit, the perisporium of described aerodynamic separator is provided with the louvre type air outlet, and then this air outlet is downward setting.
Aforesaid wind-force circulation sand blasting unit, described filter core is arranged on the side of above-mentioned aerodynamic separator, and it is a hollow cylinder, and the upper end fixedly is communicated with the pure air outlet pipe of filter chamber, and the lower end lies along in the filter chamber.
Aforesaid wind-force circulation sand blasting unit, described filter core are the radially laying filter core of the oval tubular of hollow of fold that pluralizes of Compound filtering material, and connect a pulse backblowing device.
Aforesaid wind-force circulation sand blasting unit, described aerodynamic separator be near the sidewall setting of filter chamber, and more than one filter core, and fixedly is communicated with the pure air outlet pipe respectively to being provided with in regular turn away from its direction by the side of this separator.
Principle of the present utility model is: this wind-force circulation sand blasting unit, its blast room is provided with air inlet, be provided with in the blast room and inhale the sandy ground plate, inhaling the sandy ground plate is connected with the suction sand airduct with high velocity air, thereby make and constitute top-down uniform air flow in the blast room, inhale the interior high velocity air of sand airduct with the sand grains in the space, blast room, dust sucks airduct by inhaling sandy ground plate bottom, and dust and sand grains are transported to sorter by inhaling the sand airduct, to enter sand storing machine standby for a part of return sand after the sorter sorting, the gas that another part has dust and impurity enters dust removing units to carry out discharging atmosphere after the further dust removal process, thereby constitutes wind-force circulation sandblast conveying device.
The utlity model has following characteristics and advantage:
1, the wind-force circulation sand blasting unit that the utility model proposes, inhale the sandy ground plate structure owing to adopt, and the mode of subsurface air draught, grit can't be flown upward, the floating dust layer is compressed on to be inhaled below the 0.5M height of sandy ground plate surface, thereby has improved the visibility in the blast room greatly, for the sandblast workman provides more clean working environment, and it is easy to maintenance, and maintenance cost is low.The wind-force circulation sand blasting unit that the utility model proposes equally also is applicable to the shot-peening operation.
2, the wind-force circulation sand blasting unit that the utility model proposes, because its dust removing units adopts main air power dedusting and the dedusting of secondary filter core, the gas treatment that can be used for high dust content, and its efficiency of dust collection is high, good dedusting effect, cleaned air passes realizes being bordering on " 0 " discharging, thereby avoids the pollution of atmosphere effectively, really realizes environmental protection.It is compared with known configurations, and structure is compact more, has significantly reduced floor space and space.
3, the filter cartridge construction that adopts of this wind-force circulation sand blasting unit, for ultra-fine super thin fiber Compound filtering material radially laying become the hollow long cylinder of countless folds, improved filter area greatly.And its smooth surface can not adhere to dust, more can not make dust be penetrated into filter material inside, can realize surface filtration, and dust comes off easily when pulse backblowing, and cleaner is moved under lower resistance all the time, improves service life.This filter core working service is very convenient in addition, need not just can dismantle easily and change by any instrument.
Description of drawings
Fig. 1 is the structural representation of the utility model wind-force circulation sand blasting unit;
Fig. 2 is the suction sandy ground plate front view of the utility model wind-force circulation sand blasting unit;
Fig. 3 is along the generalized section of M-M line among Fig. 2;
Fig. 4 is the dust removing units structural front view of the utility model wind-force circulation sand blasting unit;
Fig. 5 is the dust removing units structure left view of the utility model wind-force circulation sand blasting unit;
Fig. 6 is another embodiment front view of dust removing units structure of the utility model wind-force circulation sand blasting unit.
The specific embodiment
Now conjunction with figs. and specific embodiment are described in further detail the technical solution of the utility model.
Embodiment 1
As Figure 1-3, the wind-force circulation sand blasting unit that the utility model proposes, has blast room 1, be provided with in this blast room 1 and inhale sandy ground plate 11, at least one is inhaled sand airduct 2 and is connected with described suction sandy ground plate 11, this other end of inhaling sand airduct 2 is connected with sorter 3, and described sorter 3 is connected with dust removing units 4 and sand storing machine 5 respectively, and described blast room 1 is provided with air inlet.
In the present embodiment, described suction sandy ground plate 11 has a plurality of funnelform suction sand hoppers 111 of rectangular pyramid that are, per two rows inhale sand hopper 111 and constitute one group of suction sandy ground plate, every group of two row's suction sand hoppers, 111 115 adjacent of sidewalls of inhaling sandy ground plate 11 constitute airduct 112, and this two adjacent sidewall bottom is equipped with breach 113, this breach 113 connects with described airduct 112, and this airduct 112 is connected with above-mentioned suction sand airduct 2.Every group of airduct one end of inhaling sandy ground plate 11 is blind end, and the other end is openend and connects suction sand airduct that (shown in Fig. 2 arrow) high velocity air can siphon away sand grains from this openend.The another side 114 that wherein constitutes airduct 112 can be the plane, also can be convex surface, concave surface, or other suitable shape.The area of the visual blast room 1 of volume of described suction sandy ground plate 11, the size of workpiece and suitably being provided with inhales sandy ground plate 11 for every group can be set to long 1 meter-100 meters, and the width that two rows inhale sand hoppers 111 are 0.5 meter-1.5 meters, and the height of this suction sand hopper is 0.2 meter-0.5 meter.Wherein workpiece can directly be positioned over and inhale on the sandy ground plate 11, also can on suction sandy ground plate 11 grid 12 be set, and workpiece is positioned on this grid 12, to guarantee the security of sandblast operation.Be provided with air inlet in described blast room 1, this air inlet can be arranged on the optional position of blast room, is the best to be arranged on its side wall upper part or top.High velocity air is by inhaling sand airduct 2, the airduct 112 that is connected with suction sand airduct sucks suction sand airduct 2 with the sand grains in the blast room 1, dust by the suction sand hopper bottom of inhaling sandy ground plate 11, and dust and sand grains are transported to sorter 3 by inhaling the sand airduct, it is standby that a part of return sand enters sand storing machine 5 after the sorter sorting, the gas that another part has a dust enters dust removing units 4 to carry out discharging atmosphere after the further dust removal process, constitute the wind-force circulation and carried, realized the recycling of sand grains.
Shown in Fig. 4,5, described dust removing units 4 has a filter chamber 45, this filter chamber 45 connects at least one admission line 451 and pure air outlet pipe 452 respectively, one flue-dust retainer 44 connects with this filter chamber 45 and is positioned at the bottom, is provided with at least one aerodynamic separator 41 and filter core 42 in the described filter chamber 45.
Described aerodynamic separator 41 is a pyramidal structure, its heavy caliber end 411 is positioned at 45 tops, filter chamber, and be connected with admission line 451, its small-caliber end 412 stretches downwards to flue-dust retainer 44, the perisporium of described aerodynamic separator is provided with air outlet, this air outlet can be the louvre type air outlet, and its opening is downward setting, can more effectively filter dust.This air outlet also can be other known structure.
Described filter core 42 is arranged on the side of above-mentioned aerodynamic separator 41, and is connected with an impulse electromagnetic valve 43, and described impulse electromagnetic valve is arranged on the dust removing units outside.Its upper end of this filter core fixedly is communicated with the pure air outlet pipe 452 of filter chamber 45, and the lower end lies along in the filter chamber 45.Described filter core 42 is a hollow cylinder, the all adsorbable dust of its surfaces externally and internally, and its adopt Compound filtering material radially laying become countless accordions, therefore the filter area of filter core 42 compare with volume go out greatly many, compare with known sack cleaner and to exceed more than 30 times, can make 42 need of described filter core occupy less space, but can obtain dust removing effects preferably.Wherein all filter cores 42 need not use any instrument just can to dismantle easily and change, and working service is very convenient.
The surfaces externally and internally of described filter core 42 all applies the composite of the fiber-covered of the ultra-fine ultra-thin submicron order diameter of one deck, can capture the superfine grit of 0.5 μ m, and its smooth surface, can not adhere to dust, more can not make dust be penetrated into filter core 42 inside, to realize surface filtration.
In addition, its filtration velocity is little, only is 0.012m/s, in the deashing process of pulse of reverse air, the dust that is collected at filter core 42 surfaces can come off easily, and cleaner is moved under lower resistance all the time, thereby acquisition high filtration efficiency, and long service life and lower operating cost.
The course of work of this wind-force circulation sand blasting unit is as follows:
In blast room 1 with workpiece setting on the grid of inhaling on the sandy ground plate 11, this workpiece is carried out blasting treatment, in the air intake inlet chamber of air by blast room 1, high velocity air is by inhaling sand airduct 2, airduct 112 is communicated with the bottom of the suction sand hopper 111 of inhaling sandy ground plate 11, the sand of ejection and the impurity of being cleared up are sucked sandblast floor 11 (as Fig. 2, shown in 3 arrows), enter airduct 112 through breach 113, inhale sand airduct 2 and be transported to sorter 3, diameter is that the following sand grains of 0.1mm enters dust removing units 4 with dust, but larger-diameter reuse sand grains recycles owing to the gravity effect then enters sand storing machine 5, thereby realizes return sand is carried out effective sorting.
Shown in Fig. 4,5, broken sand grains and dust that diameter is less, at first enter the taper aerodynamic separator 41 of dust removing units 4 from admission line 451, to carry out the dedusting of main air power, air-flow flows to small-caliber end 412 from top to bottom along cone from heavy caliber end 411.There is pressure reduction inside and outside the cone, thicker grit directly falls into flue-dust retainer 44 with its own inertial, thinner grit then is adsorbed in the surfaces externally and internally of filter core 42 through the air outlet of cone separator 41, carry out the dedusting of secondary filter core, flow out from outlet pipe 452 through the pure air of obtaining behind the two-stage dust removal, thereby really avoided pollution effectively, realized environmental protection atmosphere.Wherein the quantity of filter core 42 can suitably be provided with according to the size in space, so that the effect of dedusting reaches best.
When the adsorbed grits of filter core 42 after a certain amount of, carry out deashing by the pulse backblowing device, promptly impulse electromagnetic valve 43 starts, and pressure-air oppositely pours corresponding filter core 42, promptly the dust that will be captured on the filter core 42 by vibration blows off, and dust falls under gravity into flue-dust retainer 44.When flue-dust retainer 44 was filled dust, available dolly was transported flue-dust retainer and is unloaded dust.
The wind-force circulation sand blasting unit that the utility model proposes, because the mode of subsurface air draught is adopted in the transmission of sand grains, all the time form top-down uniform air flow in the blast room 1, the sand grains of ejection and dust are inhaled into the suction sand hopper 111 of inhaling sandy ground plate 11, enter airduct 112 by breach 113, by described exhausting load mode sand grains is inhaled to deliver to again and inhale sand airduct 2.The grit that sandblast is produced can't fly upward, and the floating dust layer is compressed on to be inhaled below the sandy ground plate 11 surperficial 0.5M height, has improved the cleanliness factor of sandblast room air.
The sediment transport conveyer of this device, overcome the shortcoming of well known device by the gearing transport of sand, it has not only improved the visibility in the blast room 1 greatly, to the strike effect of workpiece intuitively as seen, has also created more clean working environment for the sandblast workman simultaneously.And it is without any movable members, only needs to change the gusset of inhaling sand airduct 2 elbows and gets final product, and easy to maintenance, maintenance cost is low.Blast room 1 can be furnished with silencer element in addition, greatly to improve noisy environment.
Owing to adopted dedusting of main air power and the dedusting of secondary filter core, make this dust pelletizing system structure compact more, significantly reduce floor space and space, and can be used for the gas treatment of high dust content.
In addition, the utility model also can be used for shot-blast unit.
Embodiment 2
As shown in Figure 6, described aerodynamic separator 41 can be near the sidewall setting of filter chamber 45, and more than one filter core 42, and fixedly is communicated with pure air outlet pipe 452 respectively to being provided with in regular turn away from its direction by the side of this separator 41.
Other structure of present embodiment, the course of work and obtained beneficial effect thereof are identical with embodiment 1, do not repeat them here.
The above person only; only be specific embodiment of the utility model, when can not with the scope implemented of qualification the utility model, so the displacement of its equivalent assemblies; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.
Claims (10)
1, a kind of wind-force circulation sand blasting unit, it is characterized in that: this device has the blast room, be provided with in this blast room and inhale the sandy ground plate, at least one is inhaled the sand airduct and is connected with described suction sandy ground plate, this other end of inhaling the sand airduct is connected with sorter, described sorter is connected with dust removing units and sand storing machine respectively, and described blast room is provided with air inlet.
2, wind-force circulation sand blasting unit as claimed in claim 1, it is characterized in that: described suction sandy ground plate has a plurality of funnelform suction sand hoppers of rectangular pyramid that are, per two rows inhale sand hopper and constitute one group of suction sandy ground plate, inhale between the adjacent sidewall of sandy ground plate two row's suction sand hoppers for every group and constitute airduct, and this two adjacent sidewall bottom is equipped with breach, this breach and described airduct connect, and this airduct is connected with above-mentioned suction sand airduct.
3, wind-force circulation sand blasting unit as claimed in claim 2 is characterized in that: described suction sandy ground plate is provided with grid.
4, as claim 2 or 3 described wind-force circulation sand blasting units, it is characterized in that: described every group of suction sandy ground plate length is 1 meter-100 meters, and the width that two rows inhale sand hoppers are 0.5 meter-1.5 meters, and the height of this suction sand hopper is 0.2 meter-0.5 meter.
5, wind-force circulation sand blasting unit as claimed in claim 1, it is characterized in that: described dust removing units has a filter chamber, this filter chamber connects at least one admission line and pure air outlet pipe respectively, one flue-dust retainer setting is connected with this filter chamber's perforation and is positioned at its bottom, is provided with at least one aerodynamic separator and filter core in the described filter chamber.
6, wind-force circulation sand blasting unit as claimed in claim 5, it is characterized in that: described aerodynamic separator is a pyramidal structure, its heavy caliber end is positioned at the top of filter chamber, and be connected with admission line, its small-caliber end stretches downwards to flue-dust retainer, and the perisporium of described aerodynamic separator is provided with air outlet.
7, wind-force circulation sand blasting unit as claimed in claim 6, it is characterized in that: the perisporium of described aerodynamic separator is provided with the louvre type air outlet, and then this air outlet is downward setting.
8, wind-force circulation sand blasting unit as claimed in claim 5, it is characterized in that: described filter core is arranged on the side of above-mentioned aerodynamic separator, it is a hollow cylinder, and the upper end fixedly is communicated with the pure air outlet pipe of filter chamber, and the lower end lies along in the filter chamber.
9, wind-force circulation sand blasting unit as claimed in claim 8 is characterized in that: described filter core is the radially laying filter core of the oval tubular of hollow of fold that pluralizes of Compound filtering material, and connects a pulse backblowing device.
10, wind-force circulation sand blasting unit as claimed in claim 5, it is characterized in that: described aerodynamic separator is near the sidewall setting of filter chamber, more than one filter core, and fixedly is communicated with the pure air outlet pipe respectively to being provided with in regular turn away from its direction by the side of this separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03236940 CN2604276Y (en) | 2003-01-28 | 2003-01-28 | Wind circulating sand blasting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03236940 CN2604276Y (en) | 2003-01-28 | 2003-01-28 | Wind circulating sand blasting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2604276Y true CN2604276Y (en) | 2004-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03236940 Expired - Fee Related CN2604276Y (en) | 2003-01-28 | 2003-01-28 | Wind circulating sand blasting machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN2604276Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101148033B (en) * | 2006-09-20 | 2010-05-12 | 中航重科（北京）科技发展有限公司 | Aluminium plant electrolytic carbon residual anode surface pellet injecting and sandblast cleaning system |
| CN1935458B (en) * | 2006-07-07 | 2010-12-08 | 中国铝业股份有限公司 | Deficient pole shotblast cleaning method and apparatus |
| CN103052471A (en) * | 2011-02-28 | 2013-04-17 | 新东工业株式会社 | Shot processing apparatus |
| CN104084889A (en) * | 2014-06-25 | 2014-10-08 | 江苏龙城铸造机械科技有限公司 | Environment-friendly pneumatic sandblasting room |
-
2003
- 2003-01-28 CN CN 03236940 patent/CN2604276Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1935458B (en) * | 2006-07-07 | 2010-12-08 | 中国铝业股份有限公司 | Deficient pole shotblast cleaning method and apparatus |
| CN101148033B (en) * | 2006-09-20 | 2010-05-12 | 中航重科（北京）科技发展有限公司 | Aluminium plant electrolytic carbon residual anode surface pellet injecting and sandblast cleaning system |
| CN103052471A (en) * | 2011-02-28 | 2013-04-17 | 新东工业株式会社 | Shot processing apparatus |
| CN103052471B (en) * | 2011-02-28 | 2015-10-21 | 新东工业株式会社 | Shot-blast equipment |
| CN104084889A (en) * | 2014-06-25 | 2014-10-08 | 江苏龙城铸造机械科技有限公司 | Environment-friendly pneumatic sandblasting room |
| CN104084889B (en) * | 2014-06-25 | 2016-08-24 | 江苏龙城铸造机械科技有限公司 | A kind of environment-friendly type strength sand blasting room |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040225 Termination date: 20120128 |