CN214051612U

CN214051612U - Vacuum mixer prevents flowing backwards

Info

Publication number: CN214051612U
Application number: CN202022296169.XU
Authority: CN
Inventors: 王军
Original assignee: Sichuan Haopeiyang Bio Engineering Co ltd
Current assignee: Sichuan Haopeiyang Bio Engineering Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-08-27
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a prevent vacuum mixer that flows backwards, including mount and reation kettle shell, the U-shaped groove has been seted up at the top of mount, and the both sides in U-shaped groove all peg graft and have the pivot, and are two sets of the welding has the reation kettle shell between the pivot, and is a set of there is the drive wheel one side that the reation kettle shell was kept away from in the pivot through bolted connection, the mount is close to one side bottom of drive wheel and installs ejection of compact motor, there is the driving medium output of ejection of compact motor through the coupling joint, cup jointed the drive belt on the drive wheel, and the drive belt cup joints in the periphery of driving medium, the welding has interior stirred tank in the interior week of reation kettle shell, and has seted up the temperature between reation kettle shell and the interior stirred tank and adjust the chamber, one side that the drive wheel was kept away from to the reation kettle shell is connected with the feed liquor pipe, feed liquor pipe adjusts the chamber intercommunication with the temperature. This prevent vacuum mixer that flows backwards can realize when the stirring, improves the protective effect who prevents flowing backwards.

Description

Vacuum mixer prevents flowing backwards

Technical Field

The utility model belongs to the technical field of vacuum mixer, concretely relates to vacuum mixer prevents flowing backwards.

Background

The vacuum stirrer is a technology which integrates dispersion and mixing and is suitable for mixing, reacting, dispersing, dissolving, homogenizing, emulsifying and the like of liquid-liquid and solid-liquid materials in the industries of polymer lithium ion battery liquid, liquid-state lithium ion battery liquid, electronic battery slurry, adhesives, mould glue, carbon ketone sealant, polyurethane sealant, anaerobic glue, paint, printing ink, pigment, cosmetics, pharmacy, pesticide and building materials. And because the high negative pressure extraction of vacuum pump in vacuum mixer's course of operation, the unordered mixture of cooperation stirring in-process appears easily because the negative pressure leads to a small amount of raw materials to flow backward and gets into the vacuum pump, uses the life who reduces the vacuum pump easily for a long time.

Therefore, in order to meet the current situation, the anti-backflow vacuum mixer needs to be designed and produced urgently so as to meet the requirement of practical use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum mixer prevents flowing backwards to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a backflow-preventing vacuum stirrer comprises a fixed frame and a reaction kettle shell, wherein a U-shaped groove is formed in the top of the fixed frame, rotating shafts are inserted into two sides of the U-shaped groove, the reaction kettle shell is welded between the two groups of rotating shafts, one side, away from the reaction kettle shell, of one group of rotating shafts is connected with a driving wheel through a bolt, a discharging motor is installed at the bottom of one side, close to the driving wheel, of the fixed frame, the output end of the discharging motor is connected with a driving part through a coupling, a driving belt is sleeved on the driving wheel and is sleeved on the periphery of the driving part, an inner stirring kettle is welded in the inner periphery of the reaction kettle shell, a water temperature adjusting cavity is formed between the reaction kettle shell and the inner stirring kettle, a liquid inlet pipe is connected to one side, away from the driving wheel, of the reaction kettle shell, the liquid inlet pipe is communicated with the water temperature adjusting cavity, and a top plate is clamped at the top of the inner stirring kettle, the anti-backflow mechanism is installed on the inner periphery of the inner stirring kettle, the bottom of the top plate is attached to the top of the reaction kettle shell, a vacuum pump is installed on one side, away from the driving wheel, of the top plate, a hydraulic cylinder is connected to one side, close to the driving wheel, of the top plate, and the stirring mechanism is installed in the middle of the top plate.

Preferably, rabbling mechanism includes agitator motor and puddler, the motor through-hole that agitator motor's output and the intermediate position of roof were seted up is connected, agitator motor's output has the puddler through the coupling joint, the welding has the stirring leaf that the multiunit is equidistant distribution in the periphery of puddler, the main air duct has been seted up to first one in the interior week of puddler, agitator motor passes through the coupling and is connected with the main air duct, first one in the periphery of puddler set up respectively the multiunit be the air channel of bleeding that the annular array distributes and with the air channel of bleeding preventing against the current wind channel of air channel looks adaptation, the air channel of bleeding is located the upper and lower both sides of apron respectively with preventing against the current wind channel, the air channel of bleeding all communicates with the main air duct with preventing against the current wind channel.

Preferably, the backflow prevention mechanism comprises a cover plate welded at the bottom of the top plate and a filter screen plate installed on the outer periphery of the stirring rod of the stirring mechanism, bearing seat mounting holes are formed in the inner peripheries of the filter screen plate and the cover plate, bearing seats are welded to the inner peripheries of the bearing seat mounting holes, and the inner peripheries of the bearing seats are welded to the outer periphery of the stirring rod.

Preferably, a negative pressure cavity is formed in the top of the cover plate of the backflow preventing mechanism, an air inlet end of the vacuum pump is connected with an air pipe, the air pipe is communicated with the negative pressure cavity, and the negative pressure cavity is communicated with the air exhaust duct.

Preferably, the anti-backflow air duct of the stirring mechanism is a Y-shaped anti-backflow air duct, a plurality of groups of anti-splashing blocks distributed in an annular array are welded on the periphery of the stirring rod of the stirring mechanism, and the anti-splashing blocks are matched with the anti-backflow air duct.

The utility model discloses a technological effect and advantage: according to the backflow-preventing vacuum stirrer, the filter screen plate is arranged, most of raw materials can be limited below the filter screen plate, and a certain backflow-preventing space is reserved on the upper side of the filter screen plate, so that the backflow possibility caused by too short distance between the raw materials and the air port in the stirring process is reduced; through the arrangement of the cover plates for isolating the upper side and the lower side, air draft is performed through the main air duct on the stirring rod, and the air draft is matched with the anti-backflow air duct with the opening facing upwards, so that the wind direction is not directly contacted with the raw materials, and the possibility of backflow is reduced; through being equipped with the main air duct in the puddler, can conveniently be connected with agitator motor output shaft, when taking out the roof, accomplish the separation of agitator motor and downside puddler, make things convenient for the guide, should prevent vacuum mixer that flows backwards, when can realize the stirring, improve the protective effect who prevents flowing backwards.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a schematic structural view of the cover plate of the present invention;

fig. 3 is a cross-sectional view of the stirring rod of the present invention.

In the figure: the device comprises a fixing frame 1, a rotating shaft 2, a reaction kettle shell 3, a driving wheel 4, a discharging motor 5, a driving belt 6, a stirring kettle 7, a liquid inlet pipe 8, a top plate 9, a vacuum pump 10, a hydraulic cylinder 11, a stirring mechanism 12, a backflow prevention mechanism 13, a filter screen plate 14, a cover plate 15, a bearing seat 16, a stirring motor 17, a stirring rod 18, a stirring blade 19, a main air duct 20, an air exhaust duct 21 and an anti-backflow air duct 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a backflow-preventing vacuum mixer as shown in figures 1-3, which comprises a fixed frame 1 and a reaction kettle shell 3, wherein the top of the fixed frame 1 is provided with a U-shaped groove, both sides of the U-shaped groove are inserted with rotating shafts 2, two groups of rotating shafts 2 are welded with the reaction kettle shell 3, one group of rotating shafts 2 is connected with a driving wheel 4 through bolts at one side far away from the reaction kettle shell 3, the bottom of one side of the fixed frame 1 near the driving wheel 4 is provided with a discharging motor 5, the type of the discharging motor 5 can be CH32-750-60S, the three-phase asynchronous motor is provided with an angle controller, the output end of the discharging motor 5 is connected with a driving part through a coupling, the driving belt 6 is sleeved on the driving wheel 4, the driving belt 6 is sleeved on the periphery of the driving part, the driving wheel 4 is connected with the driving part through the driving belt 6, an inner stirring kettle 7 is welded in the inner periphery of the reaction kettle shell 3, a water temperature adjusting cavity is formed between the reaction kettle shell 3 and the inner stirring kettle 7, one side, far away from the driving wheel 4, of the reaction kettle shell 3 is connected with a liquid inlet pipe 8, the liquid inlet pipe 8 is connected with an external water supply pump, the liquid inlet pipe 8 is communicated with the water temperature adjusting cavity, a top plate 9 is clamped at the top of the inner stirring kettle 7, a backflow preventing mechanism 13 is installed on the inner periphery of the inner stirring kettle 7, the bottom of the top plate 9 is attached to the top of the reaction kettle shell 3, a vacuum pump 10 is installed at one side, far away from the driving wheel 4, of the top plate 9, the vacuum pump 10 can be a 2BV2060 water ring vacuum pump, one side, near the driving wheel 4, of the top plate 9 is connected with a hydraulic cylinder 11, the hydraulic cylinder 11 is connected with an external wall surface, so that the hydraulic cylinder 11 drives the top plate 9 to move up and down, and the material pouring effect is realized, and a stirring mechanism 12 is arranged in the middle of the top plate 9.

Specifically, the stirring mechanism 12 comprises a stirring motor 17 and a stirring rod 18, the stirring motor 12 can select a three-phase asynchronous motor of which the model is YS8024, the output end of the stirring motor 17 is connected with a motor through hole arranged at the middle position of the top plate 9, the output end of the stirring motor 17 is connected with the stirring rod 18 through a coupler, a plurality of groups of stirring blades 19 distributed at equal intervals are welded on the periphery of the stirring rod 18, a main air duct 20 is arranged at the upper part of the inner periphery of the stirring rod 18, the stirring motor 17 is connected with the main air duct 20 through the coupler, a plurality of groups of air exhaust air ducts 21 distributed in an annular array and anti-backflow air ducts 22 matched with the air exhaust air ducts 21 are respectively arranged at the upper part of the outer periphery of the stirring rod 18, the air inlet direction of negative pressure is upward through the anti-backflow air ducts 22 forming a Y-shaped structure with the main air duct 20, and the air inlet is directly towards the lower side, the raw materials that will splash easily draw and lead to the possibility of adverse current, air duct 21 and the wind channel 22 of preventing flowing backwards are located the upper and lower both sides of apron 15 respectively, realize that the downside inhales through the wind channel and makes the negative pressure, conveniently improve the effect of preventing flowing backwards, air duct 21 and the wind channel 22 of preventing flowing backwards all communicate with main wind channel 20.

Specifically, backflow prevention mechanism 13 is including welding at the apron 15 of roof 9 bottom and installing filter screen plate 14 in the puddler 18 periphery of rabbling mechanism 12, the bearing frame mounting hole has all been seted up to filter screen plate 14 and the inner periphery of apron 15, and the inner periphery welding of bearing frame mounting hole has bearing frame 16, the inner periphery welding of bearing frame 16 is in the periphery of puddler 18, and filter screen plate 14 is used for pressing the material, reduces the possibility that the stirring in-process raw materials splashes by a wide margin, then apron 15 further improves isolated effect, realizes admitting air through preventing against current wind channel 22, improves the protecting effect.

Specifically, the negative pressure cavity has been seted up at the top of the apron 15 of anti-backflow mechanism 13, the inlet end of vacuum pump 10 is connected with the tuber pipe, and tuber pipe and negative pressure cavity intercommunication, and negative pressure cavity and air exhaust duct 21 intercommunication, are convenient for realize the direction to the fluid flow orbit, and convenient and raw materials refluence direction distinguishes, improves the safeguard effect.

Specifically, the wind channel 22 against current that prevents of rabbling mechanism 12 is the wind channel against current is prevented to the Y shape, the welding has the multiunit to be the annular array distribution on the periphery of the puddler 18 of rabbling mechanism 12 and prevents the piece that splashes, and prevent the piece that splashes and prevent wind channel 22 looks adaptation against current, prevent that the piece that splashes can prolong the setting, play the drainage effect, because with prevent against current wind channel 22 to some conflicts, so belong to the structure of optional installation, further improve and prevent the effect of splashing.

The working principle of the anti-backflow vacuum mixer is that when the anti-backflow vacuum mixer is used, raw materials are added into an inner stirring kettle 7 in proportion, then a hydraulic cylinder 11 drives a top plate 9, a cover plate 15 and a filter screen plate 14 to descend, the peripheries of the cover plate 15 and the filter screen plate 14 are matched with the inner periphery of the inner stirring kettle 7, the tightness is improved, then a stirring motor 17 drives a stirring rod 18 and a stirring blade 19 to stir the raw materials, then in the stirring process, holes in the filter screen plate 14 achieve gas communication, the primary protection effect on the splashed raw materials is achieved, a small amount of raw materials can be dropped back to the lower side of the filter screen plate 14 through the holes to be stirred again, when a vacuum pump 10 works, because a main air duct 20, an air exhaust air duct 21 and an air backflow prevention duct 22 are arranged, negative pressure is adsorbed along the air backflow prevention duct 22, and the Y-shaped design of the air backflow prevention duct 22 can reduce the adsorption force on the raw materials in splashing, thereby play the anti-backflow effect, and the accessible is equipped with prevents the piece that splashes, can improve the protecting effect, and through the higher liquid of feed liquor pipe 8 joining temperature in reation kettle shell 3, the improvement keeps warm to the heating of inside interior stirred tank 7, after the stirring is accomplished, drive breaking away from of roof 9 through pneumatic cylinder 11, and pass through the shaft coupling through agitator motor 17 and be connected with main wind channel 20, can select to dismantle agitator motor 17's output, reduce the required flexible space of pneumatic cylinder 11, then drive wheel 4 through ejection of compact motor 5 and rotate, and drive reation kettle shell 3's slope, thereby accomplish the pouring of raw materials.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a prevent vacuum mixer that flows backwards, includes mount (1) and reation kettle shell (3), its characterized in that: the top of the fixing frame (1) is provided with a U-shaped groove, two sides of the U-shaped groove are respectively inserted with a rotating shaft (2), a reaction kettle shell (3) is welded between the two groups of rotating shafts (2), one side of the rotating shaft (2) far away from the reaction kettle shell (3) is connected with a driving wheel (4) through a bolt, the bottom of one side of the fixing frame (1) close to the driving wheel (4) is provided with a discharging motor (5), the output end of the discharging motor (5) is connected with a driving part through a coupler, the driving wheel (4) is sleeved with a driving belt (6), the driving belt (6) is sleeved on the periphery of the driving part, an inner stirring kettle (7) is welded in the inner periphery of the reaction kettle shell (3), a water temperature adjusting cavity is arranged between the reaction kettle shell (3) and the inner stirring kettle (7), one side of the reaction kettle shell (3) far away from the driving wheel (4) is connected with a liquid inlet pipe (8), feed liquor pipe (8) and temperature regulation chamber intercommunication, the top joint of interior stirred tank (7) has roof (9), anti-backflow mechanism (13) are installed to the interior week of interior stirred tank (7), the bottom of roof (9) is laminated with the top of reation kettle shell (3) mutually, vacuum pump (10) are installed to one side that drive wheel (4) were kept away from at roof (9) top, one side that drive wheel (4) are close to at roof (9) top is connected with pneumatic cylinder (11), rabbling mechanism (12) are installed to the intermediate position of roof (9).

2. The anti-backflow vacuum mixer according to claim 1, wherein: the stirring mechanism (12) comprises a stirring motor (17) and a stirring rod (18), the output end of the stirring motor (17) is connected with a motor through hole formed in the middle position of the top plate (9), the output end of the stirring motor (17) is connected with the stirring rod (18) through a coupler, a plurality of groups of stirring blades (19) distributed at equal intervals are welded on the periphery of the stirring rod (18), a main air duct (20) is formed in the upper half part of the inner periphery of the stirring rod (18), the stirring motor (17) is connected with the main air duct (20) through a coupler, a plurality of groups of air exhaust air ducts (21) distributed in an annular array and anti-backflow air ducts (22) matched with the air exhaust air ducts (21) are formed in the upper half part of the outer periphery of the stirring rod (18), the air exhaust air ducts (21) and the anti-backflow air ducts (22) are respectively located on the upper side and the lower side of the cover plate (15), the air exhaust duct (21) and the anti-backflow duct (22) are both communicated with the main air duct (20).

3. The anti-backflow vacuum mixer according to claim 1, wherein: prevent that refluence mechanism (13) are including welding apron (15) in roof (9) bottom and installing filter plate (14) on puddler (18) periphery of rabbling mechanism (12), the bearing frame mounting hole has all been seted up to filter plate (14) and the interior week of apron (15), and the interior week welding of bearing frame mounting hole has bearing frame (16), the interior week welding of bearing frame (16) is in the periphery of puddler (18).

4. The anti-backflow vacuum mixer according to claim 1, wherein: the top of a cover plate (15) of the backflow preventing mechanism (13) is provided with a negative pressure cavity, the air inlet end of the vacuum pump (10) is connected with an air pipe, the air pipe is communicated with the negative pressure cavity, and the negative pressure cavity is communicated with an air exhaust duct (21).

5. The anti-backflow vacuum mixer according to claim 1, wherein: the anti-backflow air duct (22) of the stirring mechanism (12) is a Y-shaped anti-backflow air duct, a plurality of groups of anti-splashing blocks distributed in an annular array are welded on the periphery of the stirring rod (18) of the stirring mechanism (12), and the anti-splashing blocks are matched with the anti-backflow air duct (22).