CN212915373U - Stirring kettle for preparing acrylic paint - Google Patents
Stirring kettle for preparing acrylic paint Download PDFInfo
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- CN212915373U CN212915373U CN202021636598.0U CN202021636598U CN212915373U CN 212915373 U CN212915373 U CN 212915373U CN 202021636598 U CN202021636598 U CN 202021636598U CN 212915373 U CN212915373 U CN 212915373U
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Abstract
The stirring kettle comprises a kettle body, wherein a stirring shaft is arranged in the kettle body, a plurality of stirring paddles are arranged on the stirring shaft, a driving piece for driving the stirring shaft to rotate is arranged on the kettle body, each stirring paddle is obliquely arranged towards the inner wall of the kettle body, the stirring shaft rotates towards the oblique direction of the stirring paddles, the stirring shaft and the stirring paddles are both arranged in a hollow mode and are communicated with each other; a mechanical seal is arranged between the stirring shaft and the kettle body, one end of the stirring shaft extending out of the kettle body is connected with an air inlet pipe, and a rotary joint is connected between the air inlet pipe and the stirring shaft; the top of the kettle body is provided with an exhaust assembly. When the materials are stirred by the stirring paddle, the air inlet pipe is connected with the inert gas, the inert gas is discharged from the stirring paddle, and the materials on the wall surface are blown off by blowing on the inner wall surface of the kettle body, so that the adhesion of the materials on the inner wall of the kettle body can be reduced.
Description
Technical Field
The application relates to the technical field of paint processing and manufacturing equipment, in particular to a stirring kettle for preparing acrylic paint.
Background
The acrylic paint is a common spraying paint which is mainly prepared from acrylic resin, extender pigment, auxiliary agent, organic solvent and the like, and has the advantages of fast drying of a paint film, good adhesive force, good heat resistance and weather resistance, better outdoor durability and application in a lower temperature condition. It is suitable for various metal surfaces of light industry, electric appliance, machine tool, etc. and can be used as protective decorative paint.
In the related art, the acrylic paint stirring tank is usually stirred by using a slant paddle or an anchor type paddle. For example, chinese patent No. CN2523492 discloses a stirring apparatus for polyester resin production reaction for powder coating. The device is characterized in that an inclined paddle type blade is arranged above a stirring shaft arranged in a reaction kettle, an anchor type blade is arranged below the stirring shaft, a plurality of guide baffles are welded at the bottom of the anchor type blade, the upper part of the anchor type blade is fixedly arranged on an anchor by the inclined paddle, and the stirring shaft is connected to a motor controlled by a frequency converter and is driven to rotate by the motor.
To the correlation technique among the above-mentioned, the inventor thinks, along with the going on of reaction, the moisture of the inside material of stirred tank constantly runs off for material concentration, viscosity constantly increase, and the material adhesion makes the unable stirring of the material of stirred tank internal wall face on stirred tank's internal wall face, and when more piled up of stirred tank internal wall material, easy blocking dropped, made the product property inhomogeneous.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem of material adhesion at stirred tank internal face, this application provides a stirred tank is used in acrylic paint preparation.
The application provides a stirred tank is used in acrylic paint preparation adopts following technical scheme:
a stirring kettle for preparing acrylic paint comprises a kettle body, wherein a stirring shaft is arranged in the kettle body, a plurality of stirring paddles are arranged on the stirring shaft, a driving piece for driving the stirring shaft to rotate is arranged on the kettle body, each stirring paddle is obliquely arranged towards the inner wall of the kettle body, the stirring shaft rotates towards the oblique direction of the stirring paddles, the stirring shaft and the stirring paddles are both arranged in a hollow mode and are communicated with each other;
a mechanical seal is arranged between the stirring shaft and the kettle body, one end of the stirring shaft, which extends out of the kettle body, is connected with an air inlet pipe, and a rotary joint is connected between the air inlet pipe and the stirring shaft;
and an exhaust assembly is arranged at the top of the kettle body.
Through adopting above-mentioned technical scheme, get into the internal portion of cauldron with the material input, then rotate through driving piece drive (mixing) shaft, drive the stirring rake when the (mixing) shaft rotates and rotate to can stir the material. The material becomes sticky in stirring reaction, glues easily on the wall, consequently, when stirring the material through the stirring rake, intake-tube connection inert gas discharges inert gas from the stirring rake, and the jetting is on the internal face of the cauldron body, blows off the material of wall to can make the material be difficult to the adhesion on the internal wall of cauldron, and then the material is difficult to pile up the piece on the internal wall of cauldron, thereby can make the internal portion of cauldron material more even. Along with the increase of the internal inert gas of cauldron, the internal pressure of cauldron will increase, can discharge the internal inert gas of cauldron through exhaust assembly, collect and recycle. When the viscosity of the material is higher, hot gas can also pass through the air inlet pipe.
Preferably, the end part of the stirring paddle, which is far away from the stirring shaft, is obliquely provided with an auxiliary air injection block, a conical air outlet hole is formed in the inner part of the auxiliary air injection block, and the small end of the air outlet hole is arranged towards the inner wall of the kettle body.
Through adopting above-mentioned technical scheme, the venthole of supplementary jet-propelled piece sets up to the toper, because inert gas gets into the flow of stirring rake unchangeably, the pressure of the inert gas who jets out through the venthole will increase, and the power that the internal wall of cauldron received will increase to blow off the material of internal face of cauldron.
Preferably, one side of the auxiliary air injection block is provided with an arc-shaped baffle, and the baffle is fixed on one side of the auxiliary air injection block facing to the rotation direction of the stirring paddle.
Through adopting above-mentioned technical scheme, the setting of baffle, on the one hand, can scrape the material of the internal face of cauldron body and get, make the material that cauldron body internal face persists reduce to inert gas blows off it can be convenient for. On the other hand, the blowing direction of the inert gas can be guided, and the ejected inert gas can be more concentrated, so that the material can be blown off conveniently.
Preferably, a reserved gap of 3 mm to 6 mm is formed between the baffle and the inner wall surface of the kettle body.
Through adopting above-mentioned technical scheme, the setting in reservation clearance can reduce the baffle to the internal face scratch of cauldron to can protect the internal wall of cauldron.
Preferably, the exhaust assembly comprises an exhaust pipe and a pressure limiting valve, the exhaust pipe penetrates through the kettle body, and the pressure limiting valve is arranged on the exhaust pipe.
By adopting the technical scheme, when the pressure in the kettle body is large and the pressure value exceeds the rated pressure of the pressure limiting valve, the pressure limiting valve is opened to discharge the gas in the kettle body, and the pressure in the kettle body is reduced.
Preferably, the driving piece includes first drive wheel, second drive wheel and motor, the fixed cover of first drive wheel is located the position that the (mixing) shaft is located the external portion of cauldron, the second drive wheel rotates and sets up on the cauldron body, be connected with the drive belt between first drive wheel and the second drive wheel, the motor is fixed in on the cauldron body, the motor is connected with the second drive wheel.
Through adopting above-mentioned technical scheme, starter motor, the motor drives the rotation of second drive wheel, and the drive belt drives first drive wheel and rotates to can drive the (mixing) shaft and rotate.
Preferably, a plurality of stirring rake evenly distributed is connected with stirring vane between every two adjacent stirring rakes in the length direction of (mixing) shaft, stirring vane spiral setting.
Through adopting above-mentioned technical scheme, stirring vane's setting can be with more even of material stirring.
Preferably, the stirring blade is provided with a plurality of through holes.
Through adopting above-mentioned technical scheme, the resistance that stirring vane produced in the stirring can be reduced in the setting of through-hole to the stirring of material can be convenient for.
In summary, the present application includes at least one of the following beneficial technical effects:
1. through the hollow arrangement of the stirring shaft and the stirring paddle and the arrangement of the air inlet pipe and the exhaust assembly, the effect that materials are not easy to adhere to the inner wall of the kettle body and are further not easy to be piled into blocks on the inner wall of the kettle body can be achieved, so that the materials in the kettle body can be more uniform;
2. through the arrangement of the auxiliary air injection block and the conical air outlet, the pressure intensity of the injected inert gas can be increased, and the effect of conveniently blowing off the materials on the inner wall surface of the kettle body is achieved;
3. through the setting of stirring vane and through-hole, can play the more even effect to the material stirring.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a stirred tank in the embodiment of the present application;
FIG. 2 is a schematic diagram of a full-section structure of a stirring tank in the embodiment of the application;
fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Description of reference numerals: 1. a kettle body; 11. a feed inlet; 12. a discharge port; 2. a stirring shaft; 3. a stirring paddle; 31. an auxiliary air-jet block; 32. an air outlet; 33. a baffle plate; 34. reserving a gap; 4. a drive member; 41. a first drive pulley; 42. a second transmission wheel; 43. a motor; 44. a transmission belt; 5. mechanical sealing; 6. an air inlet pipe; 61. a rotary joint; 7. an exhaust assembly; 71. an exhaust pipe; 72. a pressure limiting valve; 8. a stirring blade; 81. and a through hole.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses stirred tank is used in acrylic paint preparation.
Referring to fig. 1, a stirred tank for preparing acrylic paint comprises a tank body 1, wherein a feed inlet 11 is formed in the top of the tank body 1, and a discharge outlet 12 is formed in the bottom of the tank body 1. The stirring shaft 2 is arranged in the kettle body 1, the stirring shaft 2 extends out of the top of the kettle body 1, a mechanical seal 5 is arranged at the joint between the stirring shaft 2 and the kettle body 1, and a driving piece 4 is connected to the extending end. The driving part 4 comprises a motor 43, a first driving wheel 41 and a second driving wheel 42, the motor 43 is fixed on the kettle body 1, the motor 43 is connected with the second driving wheel 42, the first driving wheel 41 is fixedly sleeved on the stirring shaft 2 at the position outside the kettle body 1, and a driving belt 44 is connected between the first driving wheel 41 and the second driving wheel 42. The output shaft of the motor 43 rotates to drive the first transmission wheel 41 and the second transmission wheel 42 to rotate, so as to drive the stirring shaft 2 to rotate, and the motor 43 drives the stirring shaft 2 to rotate along the inclined direction of the stirring paddle 3.
Referring to fig. 1, the stirring shaft 2 is arranged in a hollow manner, one end of the stirring shaft 2, which extends out of the kettle body 1, is sequentially connected with a rotary joint 61 and an air inlet pipe 6, and inert gas, hot gas and cleaning liquid can be introduced into the air inlet pipe 6. In order to enable the gas in the kettle body 1 to form a circulation, an exhaust assembly 7 is arranged at the top of the kettle body 1, the exhaust assembly 7 comprises an exhaust pipe 71 and a pressure limiting valve 72, the exhaust pipe 71 penetrates through the kettle body 1, and the pressure limiting valve 72 is arranged on the exhaust pipe 71.
Referring to fig. 2, the stirring shaft 2 is provided with a plurality of stirring paddles 3 along the axial direction thereof, the plurality of stirring paddles 3 are uniformly distributed in the length direction of the stirring shaft 2, the plurality of stirring paddles 3 are arranged in a hollow manner, and the plurality of stirring paddles 3 are communicated with the stirring shaft 2. Be connected with stirring vane 8 between every two adjacent not co-altitude stirring rakes 3, 8 spiral settings of stirring vane to a plurality of through-holes 81 have been seted up on stirring vane 8, with the resistance that reduces stirring vane 8.
Referring to fig. 3, an auxiliary air injection block 31 is fixedly connected to one end of the stirring paddle 3 away from the stirring shaft 2, and a plurality of auxiliary air injection blocks 31 are obliquely fixed to the end of the stirring paddle 3. Conical air outlet holes 32 are formed in the auxiliary air injection blocks 31, the large ends of the air outlet holes 32 are arranged towards the stirring paddles 3, and the small ends of the air outlet holes 32 are arranged towards the inner wall of the kettle body 1. The auxiliary air injection block 31 is fixedly provided with an arc-shaped baffle 33 towards one side of the rotation direction of the stirring paddle 3, and the arc-shaped surface of the baffle 33 is consistent with the rotation direction of the stirring paddle 3. In order to protect the inner wall surface of the kettle body 1, a reserved gap 34 is arranged between the baffle 33 and the inner wall surface of the kettle body 1. The width of the reserved space 34 is 3 mm to 6 mm, and in the present embodiment, the width of the reserved space 34 is 6 mm.
The implementation principle of a stirred tank for preparing acrylic paint in the embodiment of the application is as follows: the material is put into the kettle body 1 through the feed inlet 11, the motor 43 is started, the stirring shaft 2 is driven to rotate, when the motor 43 is started, inert gas is introduced into the air inlet pipe 6, and the inert gas is sprayed out of the air outlet hole 32 of the auxiliary air spraying block 31 and sprayed on the inner wall surface of the kettle body 1. The stirring shaft 2 rotates, and the baffle 33 scrapes a part of the material on the inner wall surface of the kettle body 1, and then blows the material through inert gas so that the material falls off from the inner wall surface of the kettle body 1. When the material becomes viscous along with the reaction time, hot gas is introduced into the gas inlet pipe 6 to reduce the viscosity of the material, so that the material is stirred uniformly. After the stirring of the materials is completed, the materials are discharged from a discharge port 12. Then, the motor 43 is started again, and the cleaning liquid is introduced into the air inlet pipe 6 to clean the inner wall surface of the kettle body 1, the stirring shaft 2, the stirring paddle 3 and the stirring blade 8. After the cleaning is finished, the cleaning liquid is discharged from the discharge hole 12, the motor 43 is started again, hot air is introduced into the air inlet pipe 6, and the interior of the kettle body 1 is dried.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an acrylic acid lacquer stirred tank for preparation, includes the cauldron body (1), cauldron body (1) inside is provided with (mixing) shaft (2), be provided with a plurality of stirring rakes (3) on (mixing) shaft (2), be provided with drive (mixing) shaft (2) pivoted driving piece (4) on the cauldron body (1), its characterized in that: each stirring paddle (3) is obliquely arranged towards the inner wall of the kettle body (1), the stirring shaft (2) rotates towards the oblique direction of the stirring paddles (3), the stirring shaft (2) and the stirring paddles (3) are both arranged in a hollow mode, and the stirring shaft (2) and the stirring paddles (3) are communicated;
a mechanical seal (5) is arranged between the stirring shaft (2) and the kettle body (1), one end of the stirring shaft (2) extending out of the kettle body (1) is connected with an air inlet pipe (6), and a rotary joint (61) is connected between the air inlet pipe (6) and the stirring shaft (2);
and an exhaust assembly (7) is arranged at the top of the kettle body (1).
2. The stirring tank for preparing acrylic paint as claimed in claim 1, wherein: tip slope that (mixing) shaft (2) were kept away from in stirring rake (3) is provided with supplementary gas injection piece (31), conical venthole (32) have been seted up to supplementary gas injection piece (31) inside, the tip of venthole (32) sets up towards cauldron body (1) inner wall.
3. The stirring tank for preparing acrylic paint as claimed in claim 2, wherein: one side of supplementary gas injection piece (31) is provided with curved baffle (33), baffle (33) are fixed in one side of supplementary gas injection piece (31) towards stirring rake (3) direction of rotation.
4. The stirring tank for preparing acrylic paint as claimed in claim 3, wherein: a reserved gap (34) of 3 mm to 6 mm is formed between the baffle (33) and the inner wall surface of the kettle body (1).
5. The stirring tank for preparing acrylic paint as claimed in claim 1, wherein: the exhaust assembly (7) comprises an exhaust pipe (71) and a pressure limiting valve (72), the exhaust pipe (71) penetrates through the kettle body (1), and the pressure limiting valve (72) is arranged on the exhaust pipe (71).
6. The stirring tank for preparing acrylic paint as claimed in claim 1, wherein: driving piece (4) include first drive wheel (41), second drive wheel (42) and motor (43), (mixing) shaft (2) are located the outside position of the cauldron body (1) to first drive wheel (41) fixed cover, be connected with drive belt (44) between first drive wheel (41) and second drive wheel (42), motor (43) are fixed in on the cauldron body (1), motor (43) are connected with second drive wheel (42).
7. The stirring tank for preparing acrylic paint as claimed in claim 1, wherein: a plurality of stirring rake (3) evenly distributed is connected with stirring vane (8) between every two adjacent stirring rakes (3) in the length direction of (mixing) shaft (2), stirring vane (8) spiral setting.
8. The stirring tank for preparing acrylic paint as claimed in claim 7, wherein: and a plurality of through holes (81) are formed in the stirring blade (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021636598.0U CN212915373U (en) | 2020-08-07 | 2020-08-07 | Stirring kettle for preparing acrylic paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021636598.0U CN212915373U (en) | 2020-08-07 | 2020-08-07 | Stirring kettle for preparing acrylic paint |
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| Publication Number | Publication Date |
|---|---|
| CN212915373U true CN212915373U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021636598.0U Active CN212915373U (en) | 2020-08-07 | 2020-08-07 | Stirring kettle for preparing acrylic paint |
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| Country | Link |
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| CN (1) | CN212915373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352497A (en) * | 2021-06-03 | 2021-09-07 | 山东国维复合材料科技有限公司 | TPE thermoplastic elastomer extruder capable of cleaning materials |
| CN113769606A (en) * | 2021-08-15 | 2021-12-10 | 浙江万畅环保科技有限公司 | High-efficient stirring rake and novel stirred tank |
-
2020
- 2020-08-07 CN CN202021636598.0U patent/CN212915373U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352497A (en) * | 2021-06-03 | 2021-09-07 | 山东国维复合材料科技有限公司 | TPE thermoplastic elastomer extruder capable of cleaning materials |
| CN113769606A (en) * | 2021-08-15 | 2021-12-10 | 浙江万畅环保科技有限公司 | High-efficient stirring rake and novel stirred tank |
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