A mixing device for producing neutral alcohol type silica gel

Abstract

The application discloses a mixing device for neutral alcohol type silica gel production, which comprises a supporting frame, a fixed block is connected to the inner wall of the supporting frame, an outer shell is connected to the inner wall of the fixed block, a controller is arranged on the outer wall of the fixed block, and the mixing device comprises a stirring mechanism, a scraping mechanism, an auxiliary heating mechanism and an adjusting mechanism; the stirring mechanism is started through the controller; the stirring mechanism is used for mixing and stirring the internal neutral alcohol type silica gel raw materials; the adjusting mechanism is used for adjusting the steering of the auxiliary heating mechanism, so that the auxiliary heating mechanism can uniformly heat the stirring mechanism, thereby enhancing the mixing effect of the neutral alcohol type silica gel raw materials; after the stirring is completed, the mixed materials are taken out; the scraping mechanism is started to reduce the adhesion of the raw materials to the parts in the stirring mechanism; the adjusting mechanism is used for synchronizing the auxiliary heating mechanism with the rotating direction of the stirring blade, so that the stirring blade is continuously heated and is easily removed by the scraping mechanism.

Description

TECHNICAL FIELD

[0001] The present application relates to production equipment. BACKGROUND

[0002] Neutral alcohol type silica gel is a kind of industrial materials, building materials and chemical materials with wide application, and is a kind of important material.

[0003] In the production of neutral alcohol type silica gel, a plurality of materials need to be stirred and mixed, and the stirring box needs to be heated during mixing to soften the raw materials, so that the various materials can be mixed uniformly. However, most of the heating equipment nowadays can only maintain one state of heating, so that the state of heating cannot adapt to the state of the stirring box, resulting in a reduction in the use range of the heating equipment, and the stirring blades of the stirring box are easily adhered to a large amount of raw materials, resulting in waste of raw materials. SUMMARY

[0004] The purpose of the present application is to overcome the defects of the stirring blades of the mixing device adhering to a large amount of raw materials and provide a mixing device for neutral alcohol type silica gel production.

[0005] The technical scheme to achieve the above-mentioned purpose is: a mixing device for neutral alcohol type silica gel production, comprising a support frame, a fixed block connected to the inner wall of the support frame, an outer shell connected to the inner wall of the fixed block, a controller provided on the outer wall of the fixed block, a stirring mechanism, a scraping mechanism, an auxiliary heating mechanism and an adjusting mechanism.

[0006] The stirring mechanism is provided in the outer shell, and is used for stirring and mixing neutral alcohol type silica gel raw materials.

[0007] The scraping mechanism is provided on the support frame, and is used for reducing the adhesion of raw materials to the parts in the stirring mechanism.

[0008] The auxiliary heating mechanism is provided in the outer shell, and is used for heating the neutral alcohol type silica gel raw materials.

[0009] The adjusting mechanism is provided at the lower end of the stirring mechanism, and is used for adjusting the auxiliary heating mechanism.

[0010] Preferably, the stirring mechanism comprises a stepping motor, a rotating shaft, stirring blades, a top cover and a stirring box, the outer wall of the stirring box is connected with the shell, the upper end of the stirring box is provided with an opening, the inner wall of the opening is connected with the top cover, the upper end of the top cover is provided with a feeding pipe, the top end of the support frame is connected with the stepping motor, the stepping motor is electrically connected with the controller, the output end of the stepping motor is connected with the rotating shaft, the outer wall of the rotating shaft is connected with a plurality of stirring blades, the stirring blades are located in the stirring box, and the outer wall of the rotating shaft penetrates through the support frame, the top cover and the bottom end of the stirring box.

[0011] Preferably, the scraping mechanism comprises a push rod motor, a push rod, a disc, elastic metal plates, through holes and spades, the upper end of the support frame is connected with the push rod motor, the output end of the push rod motor is connected with the push rod, the bottom end of the push rod is connected with the disc, the bottom end of the disc is connected with a plurality of elastic metal plates, the number of the elastic metal plates is equal to the number of the stirring blades, the outer wall of the top cover is provided with a plurality of through holes, the elastic metal plates are inserted into the through holes, the bottom end of the through hole is connected with the spades on both sides, the spades are triangular prisms in shape, and the push rod motor is electrically connected with the controller.

[0012] Preferably, the auxiliary heating mechanism comprises a rotating disc and electric heaters, the bottom end of the shell is provided with an opening, the inner wall of the opening is rotationally connected with the rotating disc, the upper end of the rotating disc is connected with a plurality of electric heaters, the number of the electric heaters is equal to the number of the stirring blades, the outer wall of the rotating disc is provided with a gear slot at the bottom end, and the electric heaters are electrically connected with the controller.

[0013] Preferably, the adjusting mechanism comprises a gear ring, a connecting shaft, a drive gear, a sliding groove, a lead screw, a first fixed block, a second fixed block, a guide rod, an adjusting gear, a discharge pipe and a limiting ring, the bottom end of the rotating shaft is provided with two symmetrically distributed sliding grooves, the inner wall of one of the sliding grooves is connected with the first fixed block, the inner wall of the other sliding groove is connected with the second fixed block, the inner wall of the connecting shaft is slidably connected with the sliding grooves, the inner wall of the first fixed block is threadedly connected with the lead screw, the top end of the lead screw is connected with the connecting shaft, the outer wall of the guide rod penetrates through the second fixed block, the top end of the guide rod is connected with the connecting shaft, the upper end of the connecting shaft is connected with the gear ring, the bottom end of the stirring box is provided with the discharge pipe, the outer wall of the discharge pipe movably connects the adjusting gear and the limiting ring, and the limiting ring is located below the adjusting gear.

[0014] Preferably, the outer wall of the gear ring is provided with a notch, the diameter of the notch is greater than the diameter of the adjusting gear, and the width of the gear ring is less than the distance between the discharge pipe and the rotating disc.

[0015] Preferably, the lower end of the outer wall of the discharge pipe is provided with threads, the outer wall of the discharge pipe is threadedly connected with the limiting ring, the upper end of the outer wall of the discharge pipe is provided with a smooth surface, and the adjusting gear is movably connected with the discharge pipe.

[0016] Preferably, the bottom end of the rotating disc is provided with marks, and the marks are correspondingly distributed with the electric heaters.

[0017] The present application has the following beneficial effects:

[0018] 1. By the controller, the stirring mechanism is started to mix and stir the neutral alcohol type silica gel raw materials in the interior, the adjusting mechanism is used to adjust the turning direction of the auxiliary heating mechanism, so that the auxiliary heating mechanism can uniformly heat the stirring mechanism, thereby enhancing the mixing effect of the neutral alcohol type silica gel raw materials, after the stirring is completed, the mixed materials are taken out, the scraping mechanism is started to reduce the adhesion of the raw materials to the parts in the stirring mechanism, the adjusting mechanism is used to synchronize the turning direction of the auxiliary heating mechanism with the stirring blades, so that the stirring blades are continuously heated, and the stirring blades are easily removed by the scraping mechanism.

[0019] 2. The push rod motor is started, the push rod motor drives the disc through the push rod, the disc pushes the elastic metal plate downward, so that the elastic metal plate extends into the stirring box, at this time, the stepping motor is started to make the stirring blades rotate clockwise and counterclockwise for a certain time, the stirring blades will contact the elastic metal plate during rotation, the elastic metal plate will scrape down the raw materials adhered to the both sides of the stirring blades, at the same time, due to the elasticity of the elastic metal plate, the rotation of the stirring blades will not be prevented, then, the stepping motor is stopped, the push rod is pulled upward by the push rod motor, so that the elastic metal plate moves upward, the residual raw materials of the elastic metal plate will be scraped down by the scraper plate and fall to the bottom of the stirring box, and then be discharged from the discharge pipe.

[0020] 3. The disc is rotated to make the electric heaters correspondingly distributed with the stirring blades, the screw rod is rotated to make the screw rod drive the connecting shaft to move upward, the connecting shaft drives the guide rod to move, so that the connecting shaft drives the gear ring to engage with the rotating disc, at this time, the rotating shaft is rotated to make the rotating shaft drive the gear ring to rotate through the connecting shaft, the gear ring drives the rotating disc to rotate, and the rotating disc drives the electric heaters to rotate, since the rotating shaft and the rotating disc are coaxially rotated, the electric heaters can continuously heat the stirring blades, so that the raw materials adhered to the stirring blades can be heated to be soft and be easily scraped down. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is a schematic diagram of the three-dimensional structure of the present application;

[0022] Figure 2 is a schematic diagram of the cross-sectional top view structure of the present application;

[0023] Figure 3 is a schematic diagram of the cross-sectional bottom view structure of the present application;

[0024] Figure 4 is a bottom view structural schematic diagram of the present application;

[0025] Figure 5 is a left view structural schematic diagram of the present application;

[0026] Figure 6 is Figure 3 is an enlarged structural schematic diagram at A in FIG. 1;

[0027] Figure 7 is Figure 4 is an enlarged structural schematic diagram at B in FIG. 1;

[0028] Figure 8 is Figure 4 is an enlarged structural schematic diagram at C in FIG. 1;

[0029] Figure 9 is Figure 5 is an enlarged structural schematic diagram at D in FIG. 1.

[0030] 1, support frame; 2, fixed block; 3, shell; 4, feeding pipe; 5, stirring mechanism; 501, stepping motor; 502, rotating shaft; 503, stirring blade; 504, top cover; 505, stirring box; 6, scraping mechanism; 601, push rod motor; 602, push rod; 603, disc; 604, elastic metal plate; 605, through hole; 606, shovel plate; 7, auxiliary heating mechanism; 701, rotating disc; 702, electric heater; 8, adjusting mechanism; 801, gear ring; 802, connecting shaft; 803, driving gear; 804, sliding chute; 805, screw rod; 806, first fixed block; 807, second fixed block; 808, guide rod; 809, adjusting gear; 810, discharge pipe; 811, limiting ring; 9, controller. DETAILED DESCRIPTION

[0031] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are merely for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as limiting the devices or elements indicated to have a particular orientation, to be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are merely for the purpose of description, and cannot be understood as indicating or implying the importance of the opposite.

[0032] The present application will be further described below in conjunction with the drawings.

[0033] Reference is made to the drawings Figures 1-9The utility model provides a kind of mixing device for neutral alcohol type silica gel production, including support frame 1, the inner wall of support frame 1 is connected with fixed block 2, the inner wall of fixed block 2 is connected with shell 3, the outer wall of fixed block 2 is provided with controller 9, including stirring mechanism 5, scraping mechanism 6, auxiliary heating mechanism 7 and adjusting mechanism 8;

[0034] Stirring mechanism 5, stirring mechanism 5 is arranged in shell 3, and stirring mechanism 5 is used to stir mixed neutral alcohol type silica gel raw materials;

[0035] Scraping mechanism 6, scraping mechanism 6 is arranged on support frame 1, and scraping mechanism 6 is used to reduce the raw materials adhered in stirring mechanism 5;

[0036] Auxiliary heating mechanism 7, auxiliary heating mechanism 7 is arranged in shell 3, and auxiliary heating mechanism 7 is used to heat neutral alcohol type silica gel raw materials;

[0037] Adjusting mechanism 8, adjusting mechanism 8 is arranged at the lower end of stirring mechanism 5, and adjusting mechanism 8 is used to adjust auxiliary heating mechanism 7.

[0038] By controller 9, starting stirring mechanism 5, stirring mechanism 5 mixes and stirs internal neutral alcohol type silica gel raw materials, using adjusting mechanism 8, the steering of auxiliary heating mechanism 7 is adjusted, so that auxiliary heating mechanism 7 can uniformly heat stirring mechanism 5, so that the mixing effect of neutral alcohol type silica gel raw materials is enhanced, after stirring is finished, mixed material is taken out, starting scraping mechanism 6, reducing the raw materials adhered in stirring mechanism 5, using adjusting mechanism 8, the rotating direction of auxiliary heating mechanism 7 and stirring blade 503 is synchronized, so that stirring blade 503 is continuously heated, so that stirring blade 503 is easily removed by scraping mechanism 6.

[0039] Reference is made to the accompanying drawings Figures 1-5 Stirring mechanism 5 includes stepper motor 501, shaft 502, stirring blade 503, top cover 504 and stirring box 505, the outer wall of stirring box 505 is connected with shell 3, the upper end of stirring box 505 is provided with opening, the inner wall of opening is connected with top cover 504, the upper end of top cover 504 is provided with feed pipe 4, the top end of support frame 1 is connected with stepper motor 501, stepper motor 501 is electrically connected with controller 9, the output end of stepper motor 501 is connected with shaft 502, the outer wall of shaft 502 is connected with a plurality of stirring blades 503, stirring blade 503 is located in stirring box 505, the outer wall of shaft 502 penetrates support frame 1, top cover 504 and the bottom end of stirring box 505, and the bottom end of stirring box 505 is shaped as an inverted circular table.

[0040] The neutral alcohol type silica gel raw material is introduced into the stirring box 505 from the feeding pipe 4, the stepping motor 501 is started, the stepping motor 501 drives the rotating shaft 502 to rotate, the rotating shaft 502 drives the stirring blade 503 to stir the neutral alcohol type silica gel raw material, and the neutral alcohol type silica gel raw material is mixed.

[0041] Referring to the accompanying drawings Figures 1-6 The scraping mechanism 6 comprises a push rod motor 601, a push rod 602, a disc 603, elastic metal plates 604, through holes 605 and spade plates 606, the upper end of the support frame 1 is connected with the push rod motor 601, the output end of the push rod motor 601 is connected with the push rod 602, the bottom end of the push rod 602 is connected with the disc 603, the bottom end of the disc 603 is connected with the elastic metal plates 604, the number of the elastic metal plates 604 is equal to the number of the stirring blades 503, a plurality of through holes 605 are formed in the outer wall of the top cover 504, the elastic metal plates 604 are inserted into the through holes 605, the bottom ends of the through holes 605 are connected with the spade plates 606, the spade plates 606 are in the shape of triangular prisms, and the push rod motor 601 is electrically connected with the controller 9.

[0042] The push rod motor 601 is started, the push rod motor 601 drives the disc 603 through the push rod 602, the disc 603 drives the elastic metal plates 604 downward, so that the elastic metal plates 604 extend into the stirring box 505, at this time, the stepping motor 501 is started, the stirring blades 503 rotate clockwise and counterclockwise for a certain time, the stirring blades 503 will contact the elastic metal plates 604 during rotation, the elastic metal plates 604 will scrape off the raw materials adhered to the two sides of the stirring blades 503, at the same time, due to the elasticity of the elastic metal plates 604, the rotation of the stirring blades 503 will not be prevented, then, the stepping motor 501 is stopped, the push rod 602 is pulled upward through the push rod motor 601, so that the elastic metal plates 604 move upward, and the residual raw materials of the elastic metal plates 604 will be scraped off by the spade plates 606 and fall to the bottom of the stirring box 505, and then be discharged from the discharge pipe 810.

[0043] Referring to the accompanying drawings Figure 3 The auxiliary heating mechanism 7 comprises a rotating disc 701 and electric heaters 702, an opening is formed in the bottom end of the shell 3, the inner wall of the opening is rotationally connected with the rotating disc 701, the upper end of the rotating disc 701 is connected with the electric heaters 702, the number of the electric heaters 702 is equal to the number of the stirring blades 503, a gear slot is formed in the outer wall of the bottom end of the rotating disc 701, the electric heaters 702 are electrically connected with the controller 9, and the bottom end of the rotating disc 701 is provided with marks, and the marks are distributed in correspondence with the electric heaters 702.

[0044] Referring to the accompanying drawings Figures 3-9The adjusting mechanism 8 comprises a gear ring 801, a connecting shaft 802, a driving gear 803, a sliding slot 804, a lead screw 805, a first fixed block 806, a second fixed block 807, a guide rod 808, an adjusting gear 809, a discharge pipe 810 and a limiting ring 811, two symmetrically distributed sliding slots 804 are formed in the bottom end of the rotating shaft 502, the inner wall of one of the sliding slots 804 is connected with the first fixed block 806, the inner wall of the other sliding slot 804 is connected with the second fixed block 807, the inner wall of the connecting shaft 802 is in sliding connection with the sliding slot 804, the inner wall of the first fixed block 806 is in threaded connection with the lead screw 805, the top end of the lead screw 805 is connected with the connecting shaft 802, the outer wall of the guide rod 808 penetrates through the second fixed block 807, the top end of the guide rod 808 is connected with the connecting shaft 802, the upper end of the connecting shaft 802 is connected with the gear ring 801, the bottom end of the stirring box 505 is provided with the discharge pipe 810, the outer wall of the discharge pipe 810 movably connects with the adjusting gear 809 and the limiting ring 811, the limiting ring 811 is below the adjusting gear 809, the outer wall of the gear ring 801 is provided with a notch, the diameter of the notch is larger than the diameter of the adjusting gear 809, the width of the gear ring 801 is smaller than the distance between the discharge pipe 810 and the rotating disc 701, the outer wall of the lower end of the discharge pipe 810 is provided with threads, the outer wall of the discharge pipe 810 is in threaded connection with the limiting ring 811, the outer wall of the upper end of the discharge pipe 810 is provided with a smooth surface, and the adjusting gear 809 is movably connected with the discharge pipe 810.

[0045] When it is needed to uniformly heat the raw materials, the limiting ring 811 is turned upwards, the limiting ring 811 pushes the adjusting gear 809 upwards, so that the adjusting gear 809 is engaged with the rotating disc 701, and is engaged with the driving gear 803 at the same time, at this time, the rotating shaft 502 drives the driving gear 803 to rotate by engagement, the driving gear 803 drives the rotating disc 701 to rotate through the adjusting gear 809, the rotating disc 701 drives the electric heater 702 to rotate, so that the electric heater 702 is opposite to the stirring blade 503 in the rotating direction, thereby avoiding continuous heating near the stirring blade 503, and making the heating in the stirring box 505 more uniform, when it is needed to scrape off the raw materials adhered on the stirring blade 503, the rotating disc 701 is rotated, so that the electric heater 702 is correspondingly distributed with the stirring blade 503, the lead screw 805 is rotated, the lead screw 805 drives the connecting shaft 802 to move upwards, the connecting shaft 802 drives the guide rod 808 to move, so that the connecting shaft 802 drives the gear ring 801 to engage with the rotating disc 701, at this time, the rotating shaft 502 is rotated, the rotating shaft 502 drives the gear ring 801 to rotate through the connecting shaft 802, the gear ring 801 drives the rotating disc 701 to rotate, and the rotating disc 701 drives the electric heater 702 to rotate, since the rotating shaft 502 and the rotating disc 701 are coaxially rotated, the electric heater 702 can continuously heat the stirring blade 503, so that the raw materials adhered on the stirring blade 503 can be softened and scraped off more easily.

[0046] The above embodiments are only used to illustrate the technical solutions of the present application, and are not intended to limit the present application; although the present application has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions recorded in the above embodiments can be modified, or some or all of the technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A mixing device for producing neutral alcohol type silica gel, comprising a support frame (1), the inner wall of the support frame (1) is connected with a fixed block (2), the inner wall of the fixed block (2) is connected with a shell (3), and the outer wall of the fixed block (2) is provided with a controller (9), characterized in that, Including stirring mechanism (5), scraping mechanism (6), auxiliary heating mechanism (7) and adjusting mechanism (8); Stirring mechanism (5), the stirring mechanism (5) is arranged in the shell (3), the stirring mechanism (5) is used for stirring mixed neutral alcohol type silica gel raw materials; Scraping mechanism (6), the scraping mechanism (6) is arranged on the support frame (1), and the scraping mechanism (6) is used for reducing the raw materials adhered to the parts in the stirring mechanism (5); Auxiliary heating mechanism (7), the auxiliary heating mechanism (7) is arranged in the shell (3), and the auxiliary heating mechanism (7) is used for heating neutral alcohol type silica gel raw materials; Adjusting mechanism (8), the adjusting mechanism (8) is arranged at the lower end of the stirring mechanism (5), and the adjusting mechanism (8) is used for adjusting the auxiliary heating mechanism (7); The stirring mechanism (5) includes a stepper motor (501), a rotating shaft (502), a stirring blade (503), a top cover (504) and a stirring box (505), the outer wall of the stirring box (505) is connected with the shell (3), the upper end of the stirring box (505) is provided with an opening, the inner wall of the opening is connected with the top cover (504), the upper end of the top cover (504) is provided with a feeding pipe (4), the top end of the support frame (1) is connected with the stepper motor (501), the stepper motor (501) is electrically connected with the controller (9), the output end of the stepper motor (501) is connected with the rotating shaft (502), the outer wall of the rotating shaft (502) is connected with a plurality of stirring blades (503), the stirring blades (503) are located in the stirring box (505), the outer wall of the rotating shaft (502) penetrates through the support frame (1), the top cover (504) and the bottom end of the stirring box (505), and the bottom end of the stirring box (505) is in the shape of an inverted circular truncated cone; The adjusting mechanism (8) comprises a gear ring (801), a connecting shaft (802), a drive gear (803), a sliding groove (804), a lead screw (805), a first fixed block (806), a second fixed block (807), a guide rod (808), an adjusting gear (809), a discharge pipe (810) and a limiting ring (811), the bottom end of the rotating shaft (502) is provided with two symmetrically distributed sliding grooves (804), the inner wall of one of the sliding grooves (804) is connected with the first fixed block (806), the inner wall of the other sliding groove (804) is connected with the second fixed block (807), the inner wall of the connecting shaft (802) is slidably connected with the sliding groove (804), the inner wall of the first fixed block (806) is threadedly connected with the lead screw (805), the top end of the lead screw (805) is connected with the connecting shaft (802), the outer wall of the guide rod (808) penetrates through the second fixed block (807), the top end of the guide rod (808) is connected with the connecting shaft (802), the upper end of the connecting shaft (802) is connected with the gear ring (801), the bottom end of the stirring box (505) is provided with the discharge pipe (810), the outer wall of the discharge pipe (810) movably connects with the adjusting gear (809) and the limiting ring (811), and the limiting ring (811) is located below the adjusting gear (809).

2. The mixing device for producing neutral alcohol type silica gel according to claim 1, characterized in that, The scraping mechanism (6) comprises a push rod motor (601), a push rod (602), a disc (603), an elastic metal plate (604), a through hole (605) and a shovel plate (606), the upper end of the support frame (1) is connected with the push rod motor (601), the output end of the push rod motor (601) is connected with the push rod (602), the bottom end of the push rod (602) is connected with the disc (603), the bottom end of the disc (603) is connected with a plurality of elastic metal plates (604), the number of the elastic metal plates (604) is equal to the number of the stirring blades (503), a plurality of through holes (605) are formed in the outer wall of the top cover (504), the elastic metal plates (604) are inserted into the through holes (605), the bottom ends of the through holes (605) are connected with the shovel plates (606) on both sides, the shovel plates (606) are in the shape of triangular prism, and the push rod motor (601) is electrically connected with the controller (9).

3. The mixing device for producing neutral alcohol type silica gel according to claim 2, characterized in that, The auxiliary heating mechanism (7) comprises a rotating disc (701) and an electric heater (702), an opening is formed in the bottom end of the shell (3), the inner wall of the opening is rotatably connected with the rotating disc (701), the upper end of the rotating disc (701) is connected with a plurality of electric heaters (702), the number of the electric heaters (702) is equal to the number of the stirring blades (503), a gear slot is formed in the outer wall of the bottom end of the rotating disc (701), and the electric heaters (702) are electrically connected with the controller (9).

4. The mixing device for producing neutral alcohol-type silica gel according to claim 1, characterized in that, The outer wall of the gear ring (801) is provided with a notch, the diameter of the notch is greater than the diameter of the adjusting gear (809), and the width of the gear ring (801) is less than the distance between the discharge pipe (810) and the rotating disc (701).

5. The mixing device for producing neutral alcohol type silica gel according to claim 1, characterized in that, The outer wall of the discharge pipe (810) is provided with a thread at the lower end, the outer wall of the discharge pipe (810) is threadedly connected with a limiting ring (811), the upper end of the outer wall of the discharge pipe (810) is provided with a smooth surface, and the adjusting gear (809) is movably connected with the discharge pipe (810).

6. The mixing device for producing neutral alcohol type silica gel according to claim 3, characterized in that, The bottom end of the rotating disc (701) is provided with marks, and the marks are correspondingly distributed with the electric heater (702).

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