CN211537480U - Raw materials ratio mixer - Google Patents

Abstract

The utility model relates to a raw materials ratio mixer, it includes support and vertical agitator, the vertical rotation in vertical agitator middle part is connected with the stirring screw rod, be provided with on the vertical agitator and be used for driving the rotatory motor of stirring screw rod, vertical agitator lower extreme lateral wall intercommunication has the unloading pipe, vertical agitator lower extreme middle part intercommunication has the agitator pipe, be provided with the feeding funnel under the agitator pipe on the support, the agitator screw rod lower extreme runs through the agitator pipe and extends to the inboard diapire top of hopper, vertical rigid coupling has coaxial cover to establish the sleeve pipe at the stirring screw rod periphery wall in the vertical agitator, the sleeve pipe is unsettled setting in vertical agitator, be provided with drying device directly over the sleeve pipe in the vertical agitator, be provided with the venthole on the vertical agitator top cap. The utility model discloses a drying device dries the raw materials of carrying to the sleeve pipe upper end, and the free fall of rethread raw materials is further dried by hot-blast, has realized the swift stoving of mixer to mixing the raw materials.

Description

Raw materials ratio mixer

Technical Field

The utility model belongs to the technical field of agitating unit's technique and specifically relates to a raw materials ratio mixer is related to.

Background

At present, in the production process of plastic cups, processes such as thermoplastic molding or injection molding are generally adopted, particularly in the thermoplastic molding process, raw materials such as polypropylene and polyethylene are usually mixed and then are heated and extruded into sheets, and then the sheets are hot-pressed into cups or bowls through a mold, so that some sheet leftover materials can be remained, and the leftover materials are directly discarded to generate waste of the raw materials, so that the leftover materials can be crushed in actual production to form recycled materials, and then the recycled materials are mixed with new raw materials in a certain proportion and then are repeatedly put into production, and the high-efficiency utilization of the raw materials can be realized.

The current chinese patent that patent publication number is CN206168317U provides a vertical putty powder mixer, including electrical apparatus case, motor, support, vertical agitator, stirring screw rod, feed arrangement, discharge gate and discharge opening, stirring screw rod sets up inside vertical agitator, and motor and stirring screw rod pass through transmission and connect, have set up in feed arrangement and have prevented stifled mixer, prevent that the stirring raw materials of bonding from blockking up the feed inlet, make vertical putty powder mixer feeding smooth and easy.

The above prior art solutions have the following drawbacks: because the reclaimed materials are generally placed in the open air in actual production and can absorb certain moisture, the moisture of the mixed raw materials is higher after the various mixed raw materials are put into the stirrer, and the moist raw materials not only can block a raw material conveying pipeline, but also can influence the heating and forming efficiency of the extruder.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a raw materials ratio mixer, it has the advantage that can swiftly dry to the raw materials.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a raw materials ratio mixer, includes support and vertical agitator, the vertical rotation in vertical agitator middle part is connected with the stirring screw rod, be provided with on the vertical agitator and be used for the drive the rotatory motor of stirring screw rod, vertical agitator lower extreme lateral wall intercommunication has the unloading pipe, vertical agitator lower extreme middle part intercommunication has the agitator tube, on the support in be provided with the feeding funnel under the agitator tube, the stirring screw rod lower extreme runs through the agitator tube just extends to feeding funnel inboard diapire top, vertical rigid coupling has coaxial cover to establish in the vertical agitator the sleeve pipe of stirring screw rod periphery wall, the sleeve pipe is in be unsettled setting in the vertical agitator, in be provided with drying device directly over the sleeve pipe in the vertical agitator, be provided with the venthole on the vertical agitator top cap.

By adopting the technical scheme, the raw materials to be mixed are put into the feeding hopper, the motor is started, the motor drives the stirring screw to rotate, the stirring screw conveys the raw materials accumulated in the feeding hopper into the vertical stirring barrel through the stirring pipe when rotating, and along with the continuous rotation of the stirring screw, the stirring screw conveys part of the raw materials at the lower part in the vertical stirring barrel to the upper end of the sleeve through the sleeve and then falls into the vertical stirring barrel, so that the effective conveying of the raw materials in the feeding hopper is realized, the raw materials in the vertical stirring barrel can be fully mixed, and the mixed raw materials can be uniformly mixed; when the mixed raw materials in the vertical mixing tank are conveyed to the upper end face of the sleeve by the mixing screw, the mixed raw materials are dried by the drying device arranged above the sleeve, and the dried raw materials are freely scattered in the vertical mixing tank and can be further dried by hot air filled in the vertical mixing tank, so that the raw materials are dried to a higher degree, and the quick drying of the mixing machine on the mixed raw materials is realized.

The present invention may be further configured in a preferred embodiment as: drying device is including setting up the wind ring of sleeve pipe up end, the inside cavity of wind ring and inside wall intercommunication have a plurality of tuyeres, be provided with the fan on the vertical agitator, the air outlet of fan with wind ring intercommunication, the air intake of fan is provided with firing equipment.

Through adopting above-mentioned technical scheme, start fan and firing equipment, the fan carries the hot-air to hollow wind ring in to by a plurality of air outlet nozzles blowout, is carried the raw materials that come to the sleeve pipe upper end and carries out hot-blast drying, and the setting up of a plurality of air outlet nozzles makes hot-blast stoving to the raw materials more comprehensive, thereby the stoving effect is better.

The present invention may be further configured in a preferred embodiment as: the air outlet nozzles are distributed in an equidistant circumferential array mode through the axis of the air ring, and the air outlet nozzles are arranged in an upward inclined mode.

Through adopting above-mentioned technical scheme, the air outlet nozzle spun that the tilt up set up is hot-blast blows the raw materials that come on being carried the sleeve pipe up end, has improved the dwell time of raw materials in hot-blast as far as for drying device is better to the stoving effect of raw materials.

The present invention may be further configured in a preferred embodiment as: and a buffer layer is arranged on the inner side wall of the top of the vertical stirring barrel.

Through adopting above-mentioned technical scheme, the air outlet nozzle spun is hot-blast upwards blows the back with the raw materials, and the raw materials can frequently strike on the inside wall of vertical churn top cap, causes great noise, can cushion the striking of raw materials after setting up the buffer layer, has played effectual noise reduction effect.

The present invention may be further configured in a preferred embodiment as: and an air purifier is arranged at an air inlet of the fan.

Through adopting above-mentioned technical scheme, air purifier blows in hot-blast the filtering in advance in the vertical agitator to the fan to impurity in the air is inhaled the interior contaminated materials of vertical agitator, has guaranteed mixed raw materials's cleanliness factor as far as possible.

The present invention may be further configured in a preferred embodiment as: the side wall of the lower end of the vertical stirring barrel is communicated with a material return pipe pointing to the feeding hopper, and a flow regulating device is arranged on the material return pipe.

By adopting the technical scheme, after the mixing screw conveys the mixed raw materials in the feeding hopper into the vertical mixing barrel through the mixing pipe, the mixed raw materials accumulated at the lower part of the vertical mixing barrel fall back into the feeding hopper through the material return pipe to be further mixed with the raw materials in the feeding hopper, and then are continuously conveyed into the vertical mixing barrel along with the rotation of the mixing screw, so that the uniform mixing effect of the mixer on the mixed raw materials is obviously improved; meanwhile, the flow of the mixed raw materials which fall back to the upper hopper can be controlled and even closed through the adjusting device, so that the mixed raw materials which are completely mixed are prevented from excessively falling back, and energy is wasted.

The present invention may be further configured in a preferred embodiment as: the feed back pipe is a square pipe, the flow adjusting device comprises penetrating grooves formed in two side walls of the feed back pipe in a penetrating mode, partition plates penetrate through the feed back pipe in the penetrating grooves, and a penetrating hole is formed in one end of each partition plate.

By adopting the technical scheme, after the partition plates slide in the through grooves to enable the through holes in the partition plates to be completely aligned with the cross section of the feed back pipe, the adjusting device is opened to the maximum, and the raw materials in the feed back pipe can completely fall into the upper hopper; the partition plate continuously slides in the through groove to enable the through hole in the partition plate to gradually extend out of the feed back pipe, the passing amount of the raw materials in the feed back pipe can be reduced, and after the partition plate slides to completely seal the feed back pipe, the raw materials in the feed back pipe cannot fall down, so that the flow of the raw materials in the feed back pipe can be effectively adjusted by the flow adjusting device.

The present invention may be further configured in a preferred embodiment as: the blanking pipe is hinged with a sealing plate, the axis of the blanking pipe is orthogonally arranged, one end of the sealing plate close to the blanking pipe is arranged to be circular and matched with the cross section of the blanking pipe, and a slot matched with the sealing plate in an inserting mode is formed in the outer peripheral wall of the cambered surface of the sealing plate close to the blanking pipe.

Through adopting above-mentioned technical scheme, when need stop the mixer and pass through the external feed of unloading pipe, the shrouding is overturned, makes the slot complete plug-in connection on shrouding and the unloading pipe, can seal the unloading pipe completely, also only needs the upset shrouding to make the shrouding keep away from the unloading pipe when opening the unloading pipe to the convenient unloading of mixer has been realized.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the mixed raw materials in the vertical stirring barrel are conveyed to the upper end face of the sleeve by the stirring screw, the mixed raw materials are dried by the drying device arranged above the sleeve, and the dried raw materials are freely scattered in the vertical stirring barrel and can be further dried by hot air filled in the vertical stirring barrel, so that the drying degree of the raw materials is higher, and the quick drying of the mixed raw materials by the stirrer is realized;

2. the hot air sprayed from the air outlet nozzle which is obliquely arranged upwards blows the raw material conveyed from the upper end surface of the sleeve, so that the retention time of the raw material in the hot air is improved as much as possible, and the drying effect of the drying device on the raw material is better;

3. after the mixing screw conveys the mixed raw materials in the feeding hopper to the vertical mixing barrel through the mixing pipe, the mixed raw materials accumulated at the lower part of the vertical mixing barrel fall back into the feeding hopper through the material return pipe to be further mixed with the raw materials in the feeding hopper, and then are continuously conveyed to the vertical mixing barrel along with the rotation of the mixing screw, so that the uniform mixing effect of the mixer on the mixed raw materials is obviously improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

3 fig. 3 2 3 is 3 a 3 schematic 3 sectional 3 view 3 taken 3 along 3 line 3 a 3- 3 a 3 of 3 fig. 31 3. 3

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 2.

In the figure, 1, a bracket; 2. a vertical stirring barrel; 3. a stirring screw; 4. a motor; 5. a discharging pipe; 6. a stirring pipe; 7. feeding a hopper; 8. a sleeve; 9. an air outlet; 10. a wind ring; 11. an air outlet nozzle; 12. a fan; 13. a heating device; 14. a buffer layer; 15. an air purifier; 16. a material return pipe; 17. penetrating a groove; 18. a partition plate; 19. perforating; 20. closing the plate; 21. a slot; 22. a drive shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a raw materials ratio mixer, including support 1 and vertical agitator 2, on the lower extreme periphery lateral wall of 1 rigid coupling of support in vertical agitator 2, the tip is the taper and seals under vertical agitator 2, the vertical rotation in middle part in vertical agitator 2 is connected with stirring screw 3, be provided with on vertical agitator 2 and be used for driving the rotatory motor 4 of stirring screw 3, the intercommunication has unloading pipe 5 on the 2 lower extreme conical surface lateral walls of vertical agitator, the vertical intercommunication in middle part of the 2 taper lower extremes of vertical agitator has stirring pipe 6, the rigid coupling has hopper 7 on being located stirring pipe 6 on the support 1, stirring screw 3 lower extreme runs through stirring pipe 6 and extends to the inboard diapire top of hopper 7.

Referring to fig. 1 and 3, a sleeve 8 coaxially sleeved on the outer peripheral wall of the stirring screw 3 is vertically and fixedly connected in the vertical stirring barrel 2, the sleeve 8 is suspended in the vertical stirring barrel 2 through a plurality of support rods fixedly connected with the inner side wall of the vertical stirring barrel 2, the lower end part of the sleeve 8 extends into a conical part of the vertical stirring barrel 2, a drying device is arranged in the vertical stirring barrel 2 right above the sleeve 8, and an air outlet 9 is arranged on a top cover of the vertical stirring barrel 2; the drying device comprises an air ring 10 coaxially and fixedly connected to the upper end face of the sleeve 8, the air ring 10 is hollow, the inner side wall of the air ring 10 is communicated with a plurality of air outlets 11, the air outlets 11 are distributed in an equidistant circumferential array mode along the axis of the air ring 10, the air outlets 11 are arranged in an upward inclined mode, a buffer layer 14 is arranged on the inner side wall of the top of the vertical stirring barrel 2, and the buffer layer 14 is preferably sponge; the upper end face of the vertical stirring barrel 2 is fixedly connected with a fan 12, an air outlet of the fan 12 is communicated with an air ring 10, an air inlet of the fan 12 is sequentially communicated with a heating device 13 and an air purifier 15, and the heating device 13 is preferably an electric heating wire box.

Throw the raw materials that need mix into in the feeding funnel 7, starter motor 4, motor 4 drive stirring screw 3 is rotatory, stirring screw 3 carries accumulational raw materials in feeding funnel 7 to vertical agitator 2 through agitator tube 6 when rotatory, along with stirring screw 3 constantly rotates, stirring screw 3 again with vertical agitator 2 in the accumulational partial raw materials of lower part carry to sleeve pipe 8 upper end again through sleeve pipe 8 in the sleeve pipe 2 in, both realized effectively carrying of raw materials in feeding funnel 7, can carry out the intensive mixing to the raw materials in vertical agitator 2 again, make mixed raw materials can the misce bene.

When the mixed raw materials in the vertical stirring barrel 2 are conveyed to the upper end surface of the sleeve 8 by the stirring screw 3, the fan 12 and the heating equipment 13 are started, the fan 12 conveys hot air into the hollow air ring 10 and is sprayed out by the air outlets 11 to dry the raw materials conveyed to the upper end of the sleeve 8 in a hot air mode, the raw materials are dried more comprehensively by the hot air due to the arrangement of the air outlets 11, so that the drying effect is better, the retention time of the raw materials in the hot air is prolonged as much as possible due to the upward inclined arrangement of the air outlets 11, and the drying effect of the hot air on the raw materials is further improved; and the dried raw materials are scattered freely at the upper end of the sleeve 8 and can be further dried by hot air filled and repelled in the vertical stirring barrel 2, so that the dried raw materials are higher in degree, and the rapid drying of the stirring machine on the mixed raw materials is realized.

After the raw materials are blown upwards by hot air sprayed from the air outlet nozzle 11, the raw materials frequently impact on the inner side wall of the top cover of the vertical stirring barrel 2, so that high noise is caused, and the impact of the raw materials can be buffered after the buffer layer 14 is arranged, so that an effective noise reduction effect is achieved; air purifier 15 blows in the hot-blast filtration in advance of vertical agitator 2 to fan 12 to impurity in the air is inhaled and is polluted the raw materials in vertical agitator 2, has guaranteed mixed raw materials's cleanliness factor as far as possible.

Referring to fig. 1, the side wall of the lower end of the vertical stirring barrel 2 is communicated with a feed back pipe 16 pointing to the feeding hopper 7, the feed back pipe 16 is a square pipe, a flow regulating device is arranged on the feed back pipe 16, the flow regulating device comprises through grooves 17 formed in two pairs of side walls of the feed back pipe 16, a partition plate 18 is arranged in the through grooves 17 in the feed back pipe 16 in a penetrating manner, and a through hole 19 is formed in one end of the partition plate 18.

After the mixing screw 3 conveys the mixed raw materials in the feeding hopper 7 to the vertical mixing barrel 2 through the mixing tube 6, the mixed raw materials accumulated at the lower part of the vertical mixing barrel 2 fall back to the feeding hopper 7 through the material return tube 16 under the action of gravity and are further mixed with the raw materials in the feeding hopper 7, and then the mixed raw materials are continuously conveyed to the vertical mixing barrel 2 along with the rotation of the mixing screw 3, so that the uniform mixing effect of the mixer on the mixed raw materials is obviously improved. After the partition plate 18 is slid in the through groove 17 to enable the through hole 19 on the partition plate 18 to be completely aligned with the cross section of the feed back pipe 16, the adjusting device is opened to the maximum, the raw material in the feed back pipe 16 can completely fall into the upper hopper 7, the partition plate 18 is continuously slid in the through groove 17 to enable the through hole 19 on the partition plate 18 to gradually extend out of the feed back pipe 16, the passing amount of the raw material in the feed back pipe 16 can be reduced, after the partition plate 18 slides to completely seal the feed back pipe 16, the raw material in the feed back pipe 16 cannot fall down, and therefore the flow of the raw material in the feed back pipe 16 can be effectively adjusted by the flow adjusting device, and the situation that the completely mixed raw material excessively falls.

Referring to fig. 1, the last articulated shrouding 20 that is the quadrature setting with 5 axes of unloading pipe that is connected with of unloading pipe 5, the shrouding 20 be close to the one end of unloading pipe 5 set to with the circular of 5 cross sections adaptations of unloading pipe, the slot 21 of the adaptation of pegging graft with shrouding 20 is seted up to the cambered surface periphery wall that unloading pipe 5 is close to shrouding 20. When the mixer needs to be stopped and the material is supplied to the outside through the discharging pipe 5, the blanking plate 20 is turned over, the blanking plate 20 is completely connected with the slot 21 on the discharging pipe 5 in an inserted manner, the discharging pipe 5 can be completely sealed, and the blanking plate 20 is also only required to be turned over to enable the blanking plate 20 to be far away from the discharging pipe 5 when the discharging pipe 5 is opened, so that the convenient and fast discharging of the mixer is realized.

Referring to fig. 1 and 3, a transmission shaft 22 rotatably connected to the center of the top of the vertical stirring barrel 2 is coaxially and fixedly connected to the upper end of the stirring screw 3, the motor 4 is vertically and fixedly connected to the outer peripheral wall of the arc surface at the upper end of the stirring barrel, and the part of the transmission shaft 22 protruding out of the upper end surface of the top of the stirring barrel is in transmission connection with the output end of the motor 4 through a belt. The motor 4 is started, the motor 4 drives the transmission shaft 22 to rotate when driving the output end to rotate, and the transmission shaft 22 further drives the stirring screw rod 3 to rotate, so that the effective conveying and stirring effects of the stirring screw rod 3 are realized.

The implementation principle of the embodiment is as follows:

the raw materials to be mixed are put into a feeding hopper 7, a motor 4 is started, the motor 4 drives a stirring screw 3 to rotate, the stirring screw 3 conveys the raw materials accumulated in the feeding hopper 7 into a vertical stirring barrel 2 through a stirring pipe 6 when rotating, and along with the continuous rotation of the stirring screw 3, the stirring screw 3 conveys part of the raw materials at the lower part in the vertical stirring barrel 2 to the upper end of a sleeve 8 through the sleeve 8 and then falls into the vertical stirring barrel 2, so that the effective conveying of the raw materials in the feeding hopper 7 is realized, the raw materials in the vertical stirring barrel 2 can be fully mixed, and the mixed raw materials can be uniformly mixed; when the mixed raw materials in vertical agitator 2 were carried to 8 up end of sleeve pipes by stirring screw 3, fan 12 will hot-blast carry to wind ring 10 in and carry out hot-blast stoving through a plurality of nozzles 11 blowout to the raw materials, and the raw materials after the stoving is free to fall in vertical agitator 2, can be further dried by the hot-blast that is filled with in vertical agitator 2 and repels for the degree that the raw materials was dried is higher, has realized the swift stoving of mixer to mixed raw materials.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a raw materials ratio mixer, includes support (1) and vertical agitator (2), vertical rotation in vertical agitator (2) middle part is connected with stirring screw rod (3), be provided with on vertical agitator (2) and be used for the drive stirring screw rod (3) rotatory motor (4), its characterized in that: vertical agitator (2) lower extreme lateral wall intercommunication has unloading pipe (5), vertical agitator (2) lower extreme middle part intercommunication has stirring pipe (6), support (1) go up in be provided with feeding funnel (7) under stirring pipe (6), stirring screw rod (3) lower extreme runs through stirring pipe (6) and extend to go up the inboard diapire top of hopper (7), vertical rigid coupling has coaxial cover to establish in vertical agitator (2) sleeve pipe (8) of stirring screw rod (3) periphery wall, sleeve pipe (8) are unsettled setting in vertical agitator (2), in vertical agitator (2) in be provided with drying device directly over sleeve pipe (8), be provided with venthole (9) on vertical agitator (2) top cap.

2. The raw material proportioning mixer of claim 1, wherein: drying device is including setting up wind ring (10) of sleeve pipe (8) up end, the inside cavity of wind ring (10) and inside wall intercommunication have a plurality of air outlet nozzles (11), be provided with fan (12) on vertical agitator (2), the air outlet of fan (12) with wind ring (10) intercommunication, the air intake of fan (12) is provided with firing equipment (13).

3. The raw material proportioning mixer of claim 2, wherein: the air outlet nozzles (11) are distributed in an equidistant circumferential array mode through the axis of the air ring (10), and the air outlet nozzles (11) are arranged in an upward inclined mode.

4. A raw mix proportioning mill of claim 3, wherein: and a buffer layer (14) is arranged on the inner side wall of the top of the vertical stirring barrel (2).

5. The raw material proportioning mixer of claim 4, wherein: and an air purifier (15) is arranged at an air inlet of the fan (12).

6. The raw material proportioning mixer of claim 1, wherein: the side wall of the lower end of the vertical stirring barrel (2) is communicated with a material return pipe (16) pointing to the feeding hopper (7), and a flow regulating device is arranged on the material return pipe (16).

7. The raw material proportioning mixer of claim 6, wherein: the flow regulating device comprises through grooves (17) formed in two side walls of the feed back pipe (16), partition plates (18) penetrate through the through grooves (17) of the feed back pipe (16), and through holes (19) are formed in one ends of the partition plates (18).

8. The raw material proportioning mixer of claim 1, wherein: the blanking pipe (5) is hinged to a sealing plate (20) which is orthogonally arranged with the axis of the blanking pipe (5), one end, close to the blanking pipe (5), of the sealing plate (20) is arranged to be circular and matched with the cross section of the blanking pipe (5), and a slot (21) matched with the sealing plate (20) in an inserting mode is formed in the outer peripheral wall of the cambered surface, close to the sealing plate (20), of the blanking pipe (5).

Images