The lower closed type flexible media abrasive blasting device of a kind of series connection
Technical field
The present invention relates to a kind of flexible media abrasive blasting device, belong to surface cleaning equipment environmental technology field, be specifically related to a kind of employing polyurethane elastomer and the special abrasive blasting device of rigidity abrasive material compounded sponge abrasive material.
Background technology
In the removing surface such as device, building industry, adopt by polyurethane elastomer and the compounded sponge abrasive material of rigidity abrasive material, because it can adsorb the dust produced in more than 90% abrasive blasting process in scale removal process, have splashing less, not damages peripheral working surface, can repeatedly reuse, the advantage such as clean environment firendly, thus obtain applying more and more widely, the abrasive blasting device of China and foreign countries' patent multiple employing flexible media as US5207034, JPA2009166208, ZL201220013163.X, ZL201210253007.5 etc. provide.But these devices also exist certain shortcoming, i.e. abrasive blasting process is intermittent mode: when the abrasive compound of storage tank is finished, and must stop abrasive blasting, and again could continue operation after charging, operating efficiency is lower; When workload is comparatively large, the time is time tighter, and the mode of larger equipment or multiple stage abrasive blasting equipment availability usually will be adopted just to deal with problems.
Therefore how to solve above-mentioned prior art Problems existing, adopt less equipment to realize intermittent feeding, abrasive blasting processing efficient, continue, and then raise labour productivity and become the focus of this area research.
Summary of the invention
For the shortcoming that prior art exists, the invention provides a kind of flexible media abrasive blasting device, carry out continuously, efficiently to realize abrasive blasting process, and then reach the object of clean environment firendly.
The object of the invention is to be realized by following measures:
The lower closed type flexible media abrasive blasting device of a kind of series connection, this device comprises aggregate-storing system, feeding screw system and supporting compressed air system, it is characterized in that:
Described aggregate-storing system comprises storage tank 49 and lower storage tank 53, adopts dismountable flange connection between upper storage tank 49 and lower storage tank 53, and Middle head 50 adopts welding manner to be connected with lower storage tank 53; Described upper storage tank 49 is connected with compressed air system 40 by upper storage tank balanced valve 45, and described lower storage tank 53 is connected with compressed air system 40 by lower storage tank balanced valve 46; Described upper storage tank 49 and lower storage tank 53 are provided with storage tank switch valve 48, lower storage tank switch valve 52; Described lower storage tank 53 outlet at bottom place connects feeding screw charging aperture, and the discharging opening of feeding screw 57 is connected with nozzle carrier 61, nozzle 62 by pipeline, and nozzle air admission hole side connects compressed air system.
Before the work of abrasive blasting device, first sponge abrasive material is loaded lower storage tank 53, close lower storage tank switch valve 52, open lower storage tank balanced valve 46 and be filled with compressed air, open stop valve 47, switching control pilot 43 again, start feeding screw system, thus realize abrasive blasting operation.Open storage tank switch valve 48, after sponge abrasive material is loaded upper storage tank 49, close and close accumulator switch valve 48, for the charging of lower storage tank 53 is ready; Instantly when storage tank 53 is about to without material, open storage tank balanced valve 45, be filled with compressed air, when upper storage tank, lower storage tank pressure are close, sponge abrasive material can be added to lower storage tank 53 from upper storage tank 49, after having fed in raw material automatically because of the weight of self, upper storage tank balanced valve 45, lower storage tank switch valve 52 are closed, open accumulator air bleeding valve or upper storage tank switch valve 48 simultaneously, the air pressure in storage tank 49 is shed, then preparation of next time feeding in raw material.Described upper storage tank switch valve 48, lower storage tank switch valve 52, upper storage tank balanced valve 45, lower storage tank balanced valve 46 adopt manual, pneumatic or electric operating mode.
Described lower storage tank 53 and upper storage tank 49 adopt the flange connection of flange bolt connected mode or quick opening structure.
Auxiliary dehydrator 42 is provided with, for removing the precipitation moisture in compressed air in the pipeline that described compressed air system 40 is connected with aggregate-storing system.
Be provided with ON/OFF control valve 43 in the pipeline that described compressed air system 40 is connected with aggregate-storing system, the ON/OFF for nozzle sandblasting controls.
Pressure regulator 44 is provided with, for adjusting the pressure of compressed air sandblasting in the pipeline that described compressed air system 40 is connected with aggregate-storing system.Pressure regulator 44 adopts manual, pneumatic or electric operating mode.
Agitator 55 is provided with in described lower storage tank 53, for overcoming the problems such as sponge abrasive grain is large, mobility is poor, control agitator by pneumatic or manual agitator control valve 56, attaching parts 54 to run, make sponge abrasive material be in doughy state by agitator 55, thus effectively overcome the bridging of sponge abrasive material or scaffold phenomenon.Agitator control valve 56 adopts manual, pneumatic or electric operating mode
Described lower accumulator 53 is equiped with necessary manhole or hand hole.
Described discharge gate 60 is for clearing up barrier etc.
Da Deman handle is provided with, for controlling the keying of ON/OFF control valve 43 near described nozzle carrier.
Described motor 59 adopts pneumatic or electronic mode to drive feeding screw 57 to work by gear-shift mechanism or decelerator.
Described flexible media abrasive blasting device is provided with the observation of necessary Stress control instrument, safe auxiliary device and material level and control instrument etc.
Described flexible media abrasive blasting device is provided with necessary support and MOVING STRUCTURE.
The present invention compared to existing technology tool has the following advantages:
1, achieve reinforced, the continuous abrasive blasting operation of interval by the storage tank up and down of tandem type, effectively improve labor productivity, utilization rate of equipment and installations.
2, structure is simple, runing adjustment is convenient, can effectively avoid scaffold phenomenon by the agitator in lower storage tank.
3, when abrasive blasting workload is less, can not storage tank be loaded onto, carry and transport facility.
4, this device can carry out modularized production, according to abrasive blasting workload flexible configuration device machine-team.
Accompanying drawing explanation
Fig. 1 is closed type flexible media abrasive blasting apparatus structure schematic flow sheet under series connection of the present invention;
In Fig. 1: 40-compressed air system, 41-ball valve, 42-assists dehydrator, 43-ON/OFF control valve, 44-pressure regulator, the upper storage tank balanced valve of 45-, storage tank balanced valve under 46-, 47-stop valve, the upper storage tank switch valve of 48-, the upper storage tank of 49-, 50-Middle head, 51-storage tank flange, storage tank switch valve under 52-, storage tank under 53-, 54-coupling components, 55-agitator, 56-agitator control valve, 57-feeding screw, 58-screw conveyor shaft, 59-motor, 60-discharge gate, 61-nozzle carrier, 62-nozzle.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, closed type flexible media abrasive blasting apparatus structure schematic flow sheet under the series connection of the present embodiment.This device comprises aggregate-storing system, feeding screw system and supporting compressed air system, wherein aggregate-storing system comprises storage tank 49 and lower storage tank 53, upper storage tank, lower storage tank adopt dismountable flange connection, and Middle head 50 adopts welding manner to be connected with lower storage tank 53; Described upper storage tank 49 is connected with compressed air system 40 by upper storage tank balanced valve 45, and described lower storage tank 53 is connected with compressed air system 40 by lower storage tank balanced valve 46; Described upper storage tank 49 and lower storage tank 53 are provided with storage tank switch valve 48, lower storage tank switch valve 52; Described lower storage tank 53 outlet at bottom place connects feeding screw charging aperture, and the discharging opening of feeding screw 57 is connected with nozzle carrier 61, nozzle 62 by pipeline, and nozzle air admission hole side connects compressed air system.
Before the work of abrasive blasting device, first sponge abrasive material is loaded lower storage tank 53, close lower storage tank switch valve 52, open lower storage tank balanced valve 46 and be filled with compressed air, open stop valve 47, switching control pilot 43 again, start feeding screw system, thus realize abrasive blasting operation.Open storage tank switch valve 48, after sponge abrasive material is loaded upper storage tank 49, close and close accumulator switch valve 48, for the charging of lower storage tank 53 is ready; Instantly when storage tank 53 is about to without material, open storage tank balanced valve 45, be filled with compressed air, when upper and lower storage tank pressure is close, sponge abrasive material can be added to lower storage tank 53 from upper storage tank 49, after having fed in raw material automatically because of the weight of self, upper storage tank balanced valve 45, lower storage tank switch valve 52 are closed, open accumulator air bleeding valve or upper storage tank switch valve 48 simultaneously, the air pressure in storage tank 49 is shed, then preparation of next time feeding in raw material.
Described lower storage tank 53 adopts flange bolt connected mode with upper storage tank 49.
Auxiliary dehydrator 42, ON/OFF control valve 43, pressure regulator 44 is provided with successively in the pipeline that described compressed air system 40 is connected with aggregate-storing system.
Agitator 55 is provided with in described lower storage tank 53, for overcoming the problems such as sponge abrasive grain is large, mobility is poor, control agitator by pneumatic or manual agitator control valve 56, attaching parts 54 to run, make sponge abrasive material be in doughy state by agitator 55, thus effectively overcome the bridging of sponge abrasive material or scaffold phenomenon.
Described lower accumulator 53 is equiped with manhole.
Described motor 59 adopts pneumatic mode to drive feeding screw 57 to work by gear-shift mechanism.
Described flexible media abrasive blasting device is provided with the observation of necessary Stress control instrument, safe auxiliary device and material level and control instrument etc.
Described flexible media abrasive blasting device is provided with necessary support and MOVING STRUCTURE.
Although the present invention with preferred embodiment openly as above; but they are not for limiting the present invention, being anyly familiar with this area technical professional, without departing from the spirit and scope of the invention; various simple modification, equivalent variations can be made, still belong to the protection domain of technical solution of the present invention.