CN2785836Y

CN2785836Y - Low-speed mixture feeding device

Info

Publication number: CN2785836Y
Application number: CN 200520017368
Authority: CN
Inventors: 叶能魁
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-29
Filing date: 2005-04-29
Publication date: 2006-06-07
Anticipated expiration: 2015-04-29

Abstract

The utility model relates to a low speed mixture material dispatching feeding device, which is mainly formed by that a main material storage slot is corresponding to a plurality of groups of working machines, wherein an allocation barrel is arranged below the main material storage slot and material conveying pipes are arranged in the position of a charging barrel of each working machine in a connecting way through the allocation barrel. Then a high pressure air barrel and a program control box are arranged on the allocation barrel in a connecting way, and meanwhile, an air pipe is arranged in the connecting position of the allocation barrel and the conveying pipe. Besides, a feeding slot which has a material level meter is arranged on the working machine to be used for the control of the filling of raw materials, a charging barrel is connected with the feeding slot and a return flow air pipe is arranged on the charging barrel in an assembly way and leadingly conveyed to the main material storage slot. Meanwhile, the conveying pipe and the return flow air pipe which are arranged on the charging barrel in a connecting way are respectively provide with a feeding valve and an air return valve. Therefore, the high pressure air barrel is used for the generation of high pressure air, mixing raw materials which fall into the allocation barrel are pushed to the charging barrel which is lacking of materials through the conveying pipe by the way of low flow velocity and air and dust are conveyed to the main material storage slot through the return flow air pipe so as to obtain a mechanism device with cycle operation.

Description

Compound low speed dispensing feeding device

Technical field

The utility model is relevant for a kind of compound low speed dispensing feeding device, especially the mixed material dispenser that refers to a kind of rubber, plastic cement or the applied extrusion of chemical industry product, ejection formation, it mainly utilizes air to force down the mode of movement of flow velocity with height, mixed material is transported to desire and replenishes treating in the charging basket of raw material by distributing bucket to advance at a slow speed through conveying pipeline, make for the working machine running.

Background technology

Have in the production routine of using extrusion molding, ejection formation in its product of rubber, plastic cement or chemical industry more, most multiple powder materials of use of its product or plastochondria, liquid charging stock are done to fill a prescription to measure to mix and are adjusted its product performance, to reach converted products of different nature.And in the production routine of leading portion, all can be in advance with after the various raw material weighing, make its material even through mixing, at the working machine (can be extrusion or ejaculator) that stays for some time and make chemical reaction or directly deliver to production line, and all can make the shared cover feeder apparatus of many extruders or ejaculator for reducing cost, modal is plastic cement tubing, pipe fitting, section bar or container and various product component.

And be all conveying worm or pipe chain conveyer comes feed according to traditional dispensing device, because the product of producing has different formulations and color, when causing it to meet the different qualities product, must spend great amount of manpower and time to clear up conveying equipment, bad to avoid mixing of product; If use many conveying equipments to transport compound, the minimizing clearance time of different formulations or color, the equipment cost that is spent then is nothing difficult relatively, so, be exactly must a large amount of equipment cost of investment no matter use which kind of mode to carry not to be to want expensive manpower, time.

As shown in Figure 3, general traditional spiral (pipe chain type) carried must be by the conveying pipeline 31 of stock chest 30 belows, mixed material in the stock chest 30 is sent into branch mixer 32, through conveyer delivered in 33 minutes the going in the charging basket 341 of many working machines 34 that set up (extruder or ejaculator) tops, and be provided with a pan feeding control valve 342 in the charging basket 341 of going into of each working machine 34, be provided with in addition one in the circulation line by conveyer 33 and reclaim charging basket 35, and with recovery tube 351 windings to dividing mixer 32; Because the conveyer 33 of feed is unidirectional conveying, so that mixed material can only transport along conveyer 33 pipelines in the program of feeding, because of stock chest 30 each breakdown control valves 301 send a certain amount of mixed material to dividing mixer 32 through carrier pipe 31, so that divide mixer 32 send in the conveyer 33 mixed material for each time quantitatively, and when a certain working machine 34 must replenish raw material, breakdown pan feeding control fault 342, and make the mixed material in the conveyer 33 enter in the charging basket 341, but because of opening and closing pan feeding control valve 342 at that time, mixed material in this conveyer 33 circulated cross or partly mixed material crossed this working machine 34 go into charging basket 341 places, so that can only replenish partially mixed raw material, the raw material that wait does not simultaneously fall into is fully returned the pan feeding that branch mixer 32 circulates again through reclaiming charging basket 35 by recovery tube 351, so, replenish in the program of pan feeding the stand-by period of palpus overspending again; The conveyer of the spiral or pipe chain type of traditional board in addition, cleaning, the disassembly procedure when changing different mixed material all seems numerous and diverse and is difficult for.And spiral and pipe chain easy fracture are so damage each time must whole replacing cause cost waste.

In view of this, the inventor adheres to the professional domain of being engaged in air prescription metering dispensing feed for many years, comes feed can solve the disappearance that conventional helical is carried and the pipe chain is carried completely through testing and research and develop the delivery system that has designed a cover use high pressure low speed for many years.

Summary of the invention

The purpose of this utility model is to provide a kind of compound low speed dispensing feeding device, it mainly forms with the corresponding array working machine of main stock chest, wherein have and distribute bucket in main stock chest, and treat the charging basket place to each working machine by distributing bucket to connect to establish conveying pipeline, establish pressure-air bucket and programme-control case in distributing to connect on the bucket again, and establish a tracheae simultaneously to distributing bucket to be connected the carrier pipe place, establish the feed chute of a tool level-sensing device in addition on the working machine, fill up raw material for control, and feed chute uplink reception charging basket, and establish the backflow tracheae and be sent on the main stock chest by holding on the charging basket group, simultaneously, treat to connect on the charging basket conveying pipeline and the backflow tracheae established and be respectively equipped with the pan feeding valve, return air valve, thus, utilize the pressure-air bucket to produce pressure-air, to fall within the mixed material that distributes in the bucket in low flow velocity mode and push to treating in the charging basket of scarce material through conveying pipeline, through the backflow tracheae air and dust be carried back in the main stock chest again, reach a circulation start.

The purpose of this utility model is to realize like this, a kind of compound low speed dispensing feeding device, its feeding device mainly is to mix and the corresponding array working machine of main stock chest of making chemical reaction forms for various raw materials, be provided with dust arrester in main stock chest top, following termination is established and is distributed bucket, and joining place is provided with the blanking control valve, and distribute bucket to have the feeding valve door and connect a carrier pipe to each working machine place, distribute outer pressure-air bucket and the programme-control case of being equipped with of bucket in addition, this pressure-air bucket is with pressure-air input program control cabinet, and through decompression control, pressure-air one place is imported by a safety valve and distributes bucket, another place is connected to conveying pipeline by the tracheae of a tool non-return valve, and aspect working machine, this working machine is provided with feed chute, and but feed chute is provided with the level-sensing device of a sensing material amount, connect by feed chute again and establish one and treat charging basket, and the joining place correspondence is provided with the blanking valve, in addition by treating that a pan feeding valve and a return air valve is set respectively on the charging basket, connect corresponding with conveying pipeline of pan feeding valve established, and the return air valve place then establishes a backflow tracheae and connects to establish and lead back in the main stock chest.

Description of drawings

Fig. 1: schematic flow sheet of the present utility model.

Fig. 2: local enlarged diagram of the present utility model.

Fig. 3: known procedures schematic diagram.

Drawing reference numeral:

1 main stock chest 11 dust arresters

110 feeding pipes 12 distribute bucket

121 blanking control valves, 122 feeding valve doors

13 conveying pipelines, 14 pressure-air buckets

151 safety valves, 15 programme-control casees

16 tracheaes, 161 non-return valves

2 make machine 21 feed chutes

211 level-sensing devices 22 are treated charging basket

221 blanking valves, 222 pan feeding valves

223 return air valve, 23 backflow tracheaes

30 stock chests, 301 control valves

31 conveying pipelines, 32 mixers

33 conveyers, 34 working machines

341 go into charging basket 342 pan feeding control valves

35 reclaim charging basket 351 recovery tubes

The specific embodiment

At first, please consult shown in Figure 1ly earlier, be that the schematic flow sheet of the utility model compound low speed dispensing feeding device, its feeding device mainly are to mix and the main stock chest 1 corresponding array working machine 2 of chemical reaction forms for various raw materials, wherein:

Be provided with dust arrester 11 in main stock chest 1 top, side is established 110 times terminations of a feeding pipe and is established distribution bucket 12, and joining place is provided with blanking control valve 121, and distribute bucket 12 to have feeding valve door 122 and connect a conveying pipeline 13 to each working machine 2 place, distribute bucket 12 outer pressure-air bucket 14 and the programme-control casees 15 of being equipped with in addition, this pressure-air bucket 14 is with pressure-air input program control cabinet 15, and through decompression control, pressure-air one place is imported by safety valve 151 distribute bucket 12, another place is connected to conveying pipeline 13 by the tracheae 16 of a tool non-return valve 161, and aspect working machine 2, this working machine 2 can be extruder or ejaculator, be provided with feed chute 21 in working machine 2, and but feed chute 21 is provided with the level-sensing device 211 of a sensing material amount, connect by feed chute 21 again and establish one and treat charging basket 22, and the joining place correspondence is provided with blanking valve 221, in addition by treating that a pan feeding valve 222 and return air valve 223 are set respectively on the charging basket 22, and make pan feeding valve 222 establish with conveying pipeline 13 corresponding connecing, return air valve 223 places then establish a backflow tracheae 23 and connect to establish and lead back in the main stock chest 1, in addition, the caliber of this backflow tracheae 23 can be designed to 1/3 size of rough conveying pipeline 13 calibers.

When using running, please cooperate simultaneously and consult Fig. 1, shown in Figure 2, several raw materials enter via side feeding pipe 110 that main stock chest 1 forms mixed material and behind the chemical reaction of a period of time, promptly can be the usefulness of each working machine 2 processing, supplying mixed materials when the feed chute 21 of a certain working machine 2 makes working machine 2 make finished products, before mixed material in feed chute 21 is being fed into and is expecting to the greatest extent, but the level-sensing device 211 sensing messages on this feed chute 21 send the signal notice simultaneously, blanking valve 221 is opened, allow and treat that the raw material in the charging basket 22 falls into the usefulness of feed chute 21 as working machine 2, close blanking valve 221 then, open feeding valve door 122 that distributes bucket 12 and pan feeding valve 222 and the return air valve 223 for the treatment of charging basket 22 simultaneously, the mixed material that distributes in the bucket 12 is discharged, the low flow velocity pressure-air that cooperation is imported by tracheae 16, mixed material little by little is delivered to treating in the charging basket 22 of scarce material by conveying pipeline 13, at pan feeding when treating charging basket 22, pressure-air with the mixed material propelling movement, can be along entering in the backflow tracheae 23 by return air valve 223, by backflow tracheae 23 the dust conveying that might produce in pressure-air and the mixed material is led back in the main stock chest 1, utilized again with capable of circulation.And when the raw material in the conveying pipeline 13 fall into treat charging basket 22 after, air becomes unimpeded in the conveying pipeline 13, so military order distributes the pressure in the bucket 12 to diminish, diminish Deng distributing bucket 12 to feel the stress, postpone a bit of time, guarantee raw materials in the conveying pipeline 13 all fall into treat charging basket 22 after, close the feeding valve door 122 that distributes bucket 12 and the pressure-air of input conveying pipeline 13 simultaneously, with the pan feeding valve 222 for the treatment of charging basket 22 and return air valve 223, make blanking control valve 121 breakdowns of main stock chest 1 again.And pan feeding is to distributing in the bucket 12, when mixed material falls within when distributing bucket 12, cooperate pressure control cabinet 15 that pressure-air is imported by safety valve 151 simultaneously and distribute bucket 12, to prevent to produce the phenomenon of bridge formation, and fall into the metering that distributes the mixed material in the bucket 12, can be by closing blanking control valve 121 behind the certain hour or controlling by design flow meter in the distribution bucket 12.So, distribute in the bucket 12 and filled mixed material, to treat that a certain charging basket 22 for the treatment of lacked the material notice and repeated above-mentioned do action next time.

By above-mentioned, the utility model utilizes pressure-air bucket 14 to produce pressure-air and imports programme-control case 15, and can come feeding to being subjected to level-sensing device 211 treating in the charging basket 22 of control indirectly by distributing bucket 12 to drive valve mixed material through feeding valve door 122, and be guarantee pressure security and transporting velocity stable, also pressure-air is distributed bucket 12 decompressions through programme-control case 15 places through an amount of importing of safety valve 151, to prevent arch formation.And also cooperate the event of 1/3 size that backflow tracheae 23 is reduced to conveying pipeline 13 calibers because of utilizing air to carry, utilize dwindling of caliber, make identical air capacity be promoted transporting velocity at different calibers, make can keep in its conveying pipeline 13, backflow tracheae 23 unimpeded clean so that need not labor cleaning's pipeline at the change raw material.In addition, distribute bucket 12 to treat that with working machine 2 tops the volume of charging basket 22 is identical, the control pan feeding of cooperation level-sensing device 211 makes each treat that charging basket 22 can keep the SBR of full material.And the utility model utilizes the defeated material of pressure-air, need only want the setting of a conveying pipeline 13 and backflow tracheae 23, must be arranged on same plane or the same straight line than conventional helical conveyer or pipe chain conveyer known structure, do not have the restriction of space, position, more can save the investment of equipment and the utilization in space.

Claims

1. compound low speed dispensing feeding device, its feeding device mainly is to mix and the corresponding array working machine of main stock chest of making chemical reaction forms for various raw materials, it is characterized in that: be provided with dust arrester in main stock chest top, following termination is established and is distributed bucket, and joining place is provided with the blanking control valve, and distribute bucket to have the feeding valve door and connect a carrier pipe to each working machine place, distribute outer pressure-air bucket and the programme-control case of being equipped with of bucket in addition, this pressure-air bucket is with pressure-air input program control cabinet, and through decompression control, pressure-air one place is imported by a safety valve and distributes bucket, another place is connected to conveying pipeline by the tracheae of a tool non-return valve, and aspect working machine, this working machine is provided with feed chute, and but feed chute is provided with the level-sensing device of a sensing material amount, connect by feed chute again and establish one and treat charging basket, and the joining place correspondence is provided with the blanking valve, in addition by treating that a pan feeding valve and a return air valve is set respectively on the charging basket, connect corresponding with conveying pipeline of pan feeding valve established, and the return air valve place then establishes a backflow tracheae and connects to establish and lead back in the main stock chest.