CN117772046A

CN117772046A - Liquid silica gel mixer

Info

Publication number: CN117772046A
Application number: CN202410019261.1A
Authority: CN
Inventors: 吴瑞清
Original assignee: Dongguan Xiongyou Mould Plastic Co ltd
Current assignee: Dongguan Xiongyou Mould Plastic Co ltd
Priority date: 2024-01-05
Filing date: 2024-01-05
Publication date: 2024-03-29

Abstract

The invention discloses a liquid silica gel mixer; the device comprises a shell, wherein one side of the shell is provided with a liquid silica gel inlet, and the bottom of the shell is provided with a liquid silica gel outlet; a first turbine component is arranged between the liquid silica gel inlet and the liquid silica gel outlet, and comprises a first supporting plate arranged at one end inside the shell and a second supporting plate arranged at the other end inside the shell; a first turbine is arranged between the first supporting plate and the second supporting plate, the first turbine rotates between the first supporting plate and the second supporting plate, a plurality of first through holes communicated with the first turbine are formed in the first supporting plate and the second supporting plate, and the liquid silica gel flows into the first turbine from the first through holes of the first supporting plate, rotates and is stirred, and flows out from the first through holes of the second supporting plate; the mixer provided by the invention has smaller volume, the mixing of the liquid silica gel is driven by the pump pressure of the liquid silica gel feeder to mix, and the multistage and repeated stirring is carried out, so that the stirring and mixing degree is high.

Description

Liquid silica gel mixer

Technical Field

The invention relates to the technical field of liquid silica gel mixing, in particular to a liquid silica gel mixer.

Background

The double-component liquid silica gel has the advantages of environmental protection, easy molding, biocompatibility, low cost and the like, is widely applied to the fields of toys for children, food molds, human implants and the like, and A, B components are required to be uniformly mixed by the double-component liquid silica gel; therefore, A, B components are often required to be mixed in the process of preparing the silica gel, and the silica gel is commonly used in a silica gel mixer, wherein the silica gel mixer is mainly used for mixing the two-component liquid silica gel, namely A, B components are fully stirred and mixed; of course, further, other multicomponent components can be uniformly mixed; for example: for three components, four components, etc.

However, the existing silica gel mixer generally uses an external motor to drive and stir, and occupies a larger volume; the bulletin number is: a raw material mixing device for liquid silica gel processing in CN214863170U is described, and the raw material mixing device for liquid silica gel processing currently used is mostly used to mix liquid silica gel raw materials by stirring; therefore, stirring is required for a long time, and the stirring and mixing degree is low.

Disclosure of Invention

The invention aims to overcome the defects of larger volume and lower stirring degree in the prior art, and provides a liquid silica gel mixer, which has smaller volume, liquid silica gel is mixed and driven by a pump pressure of a liquid silica gel feeding machine, an additional power driving system is not needed, and the liquid silica gel A, B component and color paste are stirred and mixed for multiple times, so that the stirring and mixing degree is high.

In order to achieve the above purpose, the invention provides a liquid silica gel mixer, which comprises a shell, wherein one side of the shell is provided with a liquid silica gel inlet, and the bottom of the shell is provided with a liquid silica gel outlet; a first turbine component is arranged between the liquid silica gel inlet and the liquid silica gel outlet, and comprises a first supporting plate arranged at one end inside the shell and a second supporting plate arranged at the other end inside the shell; the first turbine is arranged between the first supporting plate and the second supporting plate, the first turbine rotates between the first supporting plate and the second supporting plate, a plurality of first through holes communicated with the first turbine are formed in the first supporting plate and the second supporting plate, and liquid silica gel flows into the first turbine from the first through holes of the first supporting plate, is rotationally stirred and flows out from the first through holes of the second supporting plate.

Preferably, the first turbine assembly further comprises a first turbine housing arranged outside the first turbine, wherein a first support plate is arranged at one end of the first turbine housing, and a second support plate is arranged at the other end of the first turbine housing.

Preferably, a second turbine component is arranged below the first turbine component, and the first turbine component and the second turbine component are spliced together; the second turbine assembly comprises a second turbine shell which is mutually spliced with the first turbine shell, and a fourth sealing ring is arranged between the first turbine shell and the second turbine shell; one end of the second turbine shell is provided with a third supporting plate which is in butt joint with the second supporting plate, and the other end of the second turbine shell is provided with a fourth supporting plate; the second turbine is arranged between the third supporting plate and the fourth supporting plate, the second turbine rotates between the third supporting plate and the fourth supporting plate, a plurality of second through holes communicated with the second turbine are formed in the third supporting plate and the fourth supporting plate, and the second through holes are communicated with the first through holes.

Preferably, centers are arranged at the middle parts of the first support plate, the second support plate, the third support plate and the fourth support plate, center holes matched with the centers are formed in the two ends of the second turbine and the two ends of the first turbine, and the centers are inserted into the center holes to support the first turbine or the second turbine.

Preferably, stirring blades which are obliquely arranged are arranged on the surfaces of the second turbine and the first turbine, the stirring blades are arranged at intervals, an annular groove is further formed in the middle of each stirring blade, and the liquid silica gel stays in the annular groove and is stirred.

Preferably, the stirring blades of the second turbine and the stirring blades of the first turbine are inclined in opposite directions.

Preferably, a cooling medium flow channel is arranged among the shell, the first turbine shell and the second turbine shell, one side of the shell is provided with a cooling medium inlet, and the other side of the shell is provided with a cooling medium outlet; the cooling medium flows along the cooling medium flow passage to cool the first turbine housing and the second turbine housing.

Preferably, the housing includes an upper housing installed at an upper portion and a lower housing installed at one side of the upper housing, the upper housing and the lower housing are fixedly connected through bolts, and a receiving cavity for receiving the first turbine housing and the second turbine housing is formed inside.

Preferably, a first sealing ring is arranged between the upper shell and the lower shell, a second sealing ring is arranged between the upper shell and the first turbine shell, and a third sealing ring is arranged between the lower shell and the second turbine shell.

Preferably, an exhaust hole is formed in the top of the shell, and an exhaust ball and an exhaust bolt for adjusting the position of the exhaust ball are arranged above the exhaust hole.

Compared with the prior art, the invention has the beneficial effects that:

1. the liquid silica gel is provided with a certain pressure during injection, the first turbine is driven to rotate through the self pressure, and particularly, the liquid silica gel is driven by the pump pressure of the liquid silica gel feeder to mix, so that stirring and mixing are realized, an additional power driving system is not needed, and the volume of the liquid silica gel is reduced.

2. The bi-component liquid silica gel is injected from a liquid silica gel inlet; inflow to first backup pad upper surface flows into in the first turbine through the first through-hole in the first backup pad, first turbine is rotatory through the pressure of liquid silica gel self drive to stir the bi-component liquid silica gel, on the bi-component liquid silica gel after the stirring reached the terminal second backup pad of first turbine, and flows to liquid silica gel export from the first through-hole of second backup pad, accomplishes stirring and mixes.

3. The shell is internally provided with a first turbine component and a second turbine component which are mutually spliced; the bi-component liquid silica gel directly enters the second turbine after being stirred by the first turbine, and is continuously stirred in the opposite direction in the second turbine, so that multistage and repeated stirring is realized, the stirring and mixing degree of the liquid silica gel A, B component is higher, and even color paste can be added for stirring, so that the three components are mixed together; further, if further increases in agitation are desired, more turbine assemblies may be spliced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a liquid silica gel mixer according to the present invention;

FIG. 2 is a schematic cross-sectional view of a liquid silica gel mixer according to the present invention;

FIG. 3 is an exploded view of a liquid silica gel mixer according to the present invention;

FIG. 4 is an exploded schematic view of a first turbine assembly and a second turbine assembly provided by the present invention.

The drawings include:

1. a housing; 2. a liquid silica gel inlet; 3. a liquid silica gel outlet; 4. a first turbine assembly; 41. a first support plate; 42. a second support plate; 43. a first turbine; 44. a first through hole; 45. a first turbine housing; 5. a cooling medium flow passage; 51. a cooling medium inlet; 52. a cooling medium outlet; 11. an upper housing; 12. a lower housing; 13. a receiving cavity; 14. a first seal ring; 15. a second seal ring; 16. a third seal ring; 17. an exhaust hole; 18. exhausting the ball; 19. an exhaust bolt; 8. a second turbine assembly; 81. a second turbine housing; 82. a fourth seal ring; 83. a third support plate; 84. a fourth support plate; 85. a second turbine; 86. a second through hole; 411. a center; 431. a center hole; 46. stirring blades; 47. an annular groove.

Detailed Description

The technical solutions of the present embodiment of the present invention will be clearly and completely described below with reference to the drawings in the present embodiment of the present invention, and it is apparent that the described present embodiment is one embodiment of the present invention, but not all the present embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.

Example 1

Referring to fig. 1 to 4, a first embodiment provides a liquid silica gel mixer with only the first turbine assembly 4.

Specifically, as shown in fig. 1, the mixer comprises a housing 1, wherein the housing 1 comprises an upper housing 11 arranged at the upper part and a lower housing 12 arranged at one side of the upper housing 11, the upper housing 11 and the lower housing 12 are fixedly connected through four bolts at one side of the lower housing 12, and a containing cavity 13 for containing the first turbine assembly 4 and the second turbine assembly 8 is formed inside; in the present embodiment, the housing cavity 13 may have placed inside only the first turbine assembly 4; in other embodiments, the receiving cavity 13 is longer and larger, and may house the first turbine assembly 4 and the second turbine assembly 8, or even more turbine assemblies.

As shown in fig. 1, a liquid silica gel inlet 2 is arranged at one side of the shell 1, and a liquid silica gel outlet 3 is arranged at the bottom; a first turbine component 4 is installed between the liquid silica gel inlet 2 and the liquid silica gel outlet 3, and in this embodiment, the liquid silica gel has a certain pressure when the liquid silica gel inlet 2 is injected; specifically, the liquid silica gel is extruded or pumped out by a liquid silica gel feeder, and has a certain pressure during output; the first turbine 43 in the first turbine assembly 4 is rotationally driven by the self pressure, so that stirring and mixing are realized, and an additional power driving system is not needed, and the volume of the stirring and mixing device can be reduced.

Further, as shown in fig. 4, the first turbine assembly 4 includes a first support plate 41 installed at one end inside the casing 1 and a second support plate 42 installed at the other end inside the casing 1; the first support plate 41 and the second support plate 42 are circular, a first turbine 43 is installed between the first support plate 41 and the second support plate 42, and the first support plate 41 and the second support plate 42 support and limit the first turbine 43; the first turbine 43 rotates between the first support plate 41 and the second support plate 42, the first support plate 41 and the second support plate 42 are provided with a plurality of first through holes 44 communicated with the first turbine 43, and the first through holes 44 are in a U shape and distributed in a dispersed manner, so that liquid silica gel can pass through the first through holes; wherein, the liquid silica gel input into the accommodating cavity 13 flows into the first turbine 43 from the first through hole 44 of the first supporting plate 41 for rotary stirring, and flows out from the first through hole 44 of the second supporting plate 42 to the liquid silica gel outlet 3 for stirring and mixing.

In order to limit the liquid silica gel and facilitate cooling the liquid silica gel, the first turbine assembly 4 further includes a first turbine housing 45 installed outside the first turbine 43, and the first turbine housing 45 protects the first turbine assembly 4, so as to facilitate subsequent cooling; as shown in fig. 2, the first support plate 41 is mounted at one end of the first turbine housing 45, and the second support plate 42 is mounted at the other end of the first turbine housing 45, so that the first turbine assembly 4 is integrated and is placed into the accommodating cavity 13.

As shown in fig. 4; in order to further support the first turbine 43 and reduce the friction force of the rotation of the first turbine 43, in this embodiment, center 411 is disposed in the middle of each of the first support plate 41 and the second support plate 42, center holes 431 that are mutually matched with the center 411 are disposed at two ends of the first turbine 43, and the center 411 is inserted into the center holes 431 to support the first turbine 43; as shown in fig. 2; the tip 411 support is beneficial to reducing friction, enabling the first turbine 43 to rotate faster, and facilitating more thorough and uniform mixing of the two-component liquid silicone.

As shown in fig. 4; the surface of the first turbine 43 is provided with a plurality of stirring blades 46 which are obliquely arranged, the stirring blades 46 are arranged at intervals, and the stirring blades 46 drive the bi-component liquid silica gel to rotate, so that the bi-component liquid silica gel is mixed more fully and uniformly; further, an annular groove 47 is further formed in the middle of the stirring blade 46, and the liquid silica gel stays in the annular groove 47 and is stirred; the liquid silica gel is better mixed, more liquid silica gel to be stirred is contained, and the liquid silica gel is fully mixed. Further, as shown in fig. 4; the direction of inclination of the stirring blades 46 of the first turbine 43 is inclined leftward. In other embodiments, the direction of inclination of the stirring blades 46 of the first turbine 43 may be, but not limited to, rightward.

As shown in fig. 2, a cooling medium flow channel 5 is arranged between the casing 1 and the first turbine casing 45, one side of the casing 1 is provided with a cooling medium inlet 51, and the other side is provided with a cooling medium outlet 52; the cooling medium flows along the cooling medium flow passage 5 to cool the first turbine assembly 4; the internal liquid silica gel is cooled, so that the chemical reaction time of the liquid silica gel is prolonged; the cooling medium generally adopts cooling water.

In the stirring process, the liquid silica gel will naturally solidify to a certain extent, and heat will be generated during the stirring process, and the liquid silica gel will solidify rapidly along with the temperature rise, so in this embodiment, the cooling medium flows along the cooling medium flow channel 5 through the cooling medium inlet 51, so as to cool the surface of the first turbine housing 45, so as to prevent the internal liquid silica gel from solidifying in advance.

As shown in fig. 2 and 4, a first sealing ring 14 is further installed between the upper case 11 and the lower case 12, and the cooling medium can be prevented from leaking by the arrangement of the first sealing ring 14.

Meanwhile, a second sealing ring 15 is installed between the upper shell 11 and the first turbine shell 45, and a third sealing ring 16 is installed between the lower shell 12 and the first turbine shell 45; the arrangement of the second sealing ring 15 and the third sealing ring 16 can prevent the cooling medium from flowing into the first turbine component 4 and disturbing the stirring of the liquid silica gel.

As shown in fig. 2 and 3, when the liquid silica gel mixer is first used, it is possible that air is installed inside, and during the rotation of the first turbine 43, the air moves upwards, occupies the volume of the accommodating cavity 13, and in order to exhaust the internal air, an exhaust hole 17 is provided at the top of the housing 1, and an exhaust ball 18 for sealing the air and an exhaust bolt 19 for adjusting the position of the exhaust ball 18 are installed above the exhaust hole 17. Specifically, the air moves upwards to enter the exhaust hole 17, the exhaust bolt 19 is unscrewed, the exhaust bolt 19 moves upwards, the air pushes the exhaust ball 18 to move upwards, the air is discharged from the periphery of the exhaust ball 18, the accommodating cavity 13 is fully filled with liquid silica gel, and finally, the exhaust bolt 19 is screwed down, so that the liquid silica gel mixer operates normally.

In this embodiment, the liquid silica gel outlet 3 is an external threaded interface; in the practical application process, the liquid silica gel inlet 2, the liquid silica gel outlet 3, the cooling medium inlet 51 and the cooling medium outlet 52 may be selected to be suitable according to the practical situation.

Example two

Referring to fig. 1 to 4, a second embodiment provides a liquid silica gel mixer having a first turbine assembly 4 and a second turbine assembly 8.

In the second embodiment, a second turbine assembly 8 is added to the first embodiment; in other embodiments, more turbine assemblies may be spliced if further increases in agitation are desired.

As shown in fig. 2, a second turbine assembly 8 is installed below the first turbine assembly 4, and the first turbine assembly 4 and the second turbine assembly 8 are spliced together; the second turbine assembly 8 comprises a second turbine housing 81 which is mutually inserted with the first turbine housing 45, and a fourth sealing ring 82 is arranged between the first turbine housing 45 and the second turbine housing 81.

Further, the end of the first turbine housing 45 has a smaller outer diameter and is inserted into the second turbine housing 81; the fourth sealing ring 82 is arranged to prevent the cooling medium from flowing into the first turbine assembly 4 and the second turbine assembly 8, and to disturb the stirring of the liquid silica gel.

As shown in fig. 2, a third support plate 83 abutting against the second support plate 42 is installed at one end of the second turbine housing 81, and a fourth support plate 84 is installed at the other end; in the present embodiment, the second support plate 42 is installed inside the second turbine housing 81, thereby facilitating the fixation of the second support plate 42 and the third support plate 83.

As shown in fig. 4, a second impeller 85 is installed between the third support plate 83 and the fourth support plate 84, the second impeller 85 rotates between the third support plate 83 and the fourth support plate 84, and the third support plate 83 and the fourth support plate 84 are provided with a plurality of second through holes 86 communicating with the second impeller 85, and the second through holes 86 communicate with the first through holes 44.

As shown in fig. 2, the liquid silica gel flows out from the first through hole 44 in the first embodiment, continuously flows into the second impeller 85 through the second through hole 86 for mixing and stirring, and flows out from the second through hole 86 of the fourth support plate 84 to the liquid silica gel outlet 3, so as to finish mixing and stirring.

As in the embodiment, the middle parts of the third support plate 83 and the fourth support plate 84 are provided with tips 411, two ends of the second impeller 85 are provided with tip holes 431 mutually matched with the tips 411, and the tips 411 are inserted into the tip holes 431 to support the second impeller 85.

As in the embodiment, the surface of the second impeller 85 is provided with a plurality of stirring blades 46 which are obliquely arranged, the stirring blades 46 are arranged at intervals, an annular groove 47 is further formed in the middle of each stirring blade 46, and the liquid silica gel stays and stirs in the annular groove 47.

In the present embodiment, as shown in fig. 4, the direction of inclination of the stirring blades 46 of the first turbine 43 is inclined leftward, and the direction of inclination of the stirring blades 46 of the second turbine 85 is inclined rightward; the direction of inclination of the stirring blades 46 of the second turbine 85 is opposite to the direction of inclination of the stirring blades 46 of the first turbine 43; when stirring and mixing, change turbine rotation direction for liquid silica gel stirring and mixing are more abundant. The liquid silica gel is continuously stirred in the opposite direction in the second turbine 85, so that multistage and repeated stirring is realized, and the stirring and mixing degree is higher; further, if further increases in agitation are desired, more turbine assemblies may be spliced.

As in the embodiment, the second turbine housing 81 is provided with a cooling medium flow passage 5 at the outside thereof, and the cooling medium flows along the cooling medium flow passage 5 to cool the first turbine housing 45 and the second turbine assembly 8. The cooling medium generally adopts cooling water.

As in the embodiment, the housing cavity 13 accommodates the first turbine housing 45 and the second turbine housing 81 in this order from above.

The using process of the liquid silica gel mixer comprises the following steps: first, the mixing process of the liquid silica gel: the liquid silica gel is input from the liquid silica gel inlet 2, flows into the first turbine 43 through the first through hole 44 of the first supporting plate 41 to be rotationally stirred, stays and stirs in the annular groove 47 of the first turbine 43, flows out from the first through hole 44 of the second supporting plate 42 to the second through hole 86 of the third supporting plate 83, passes through the second through hole 86 to enter the second turbine 85 to be reversely rotationally stirred, stays and stirs in the annular groove 47 of the second turbine 85, and flows out from the second through hole 86 of the fourth supporting plate 84 to the liquid silica gel outlet 3 to finish stirring and mixing.

Further, when a third component or color paste needs to be added, the three components can be input together from the liquid silica gel inlet 2, so that the three components are stirred and mixed together for output together.

Secondly, the movement process of the cooling medium is as follows: the cooling medium flows along the cooling medium flow path 5 through the cooling medium inlet 51 to cool the surfaces of the first and second turbine casings 45 and 81, thereby preventing the liquid silica gel from solidifying in advance.

Finally, the exhaust air conditioning process: the air moves upwards to enter the exhaust hole 17, the exhaust bolt 19 is unscrewed, the exhaust bolt 19 moves upwards, the air pushes the exhaust ball 18 to move upwards, the air is discharged upwards from the periphery of the exhaust ball 18, the accommodating cavity 13 is fully filled with liquid silica gel, the exhaust bolt 19 is screwed, and the liquid silica gel mixer operates normally.

The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.

Claims

1. A liquid silica gel mixer, characterized in that: the device comprises a shell (1), wherein a liquid silica gel inlet (2) is formed in one side of the shell (1), and a liquid silica gel outlet (3) is formed in the bottom of the shell; a first turbine component (4) is arranged between the liquid silica gel inlet (2) and the liquid silica gel outlet (3), and the first turbine component (4) comprises a first supporting plate (41) arranged at one end inside the shell (1) and a second supporting plate (42) arranged at the other end inside the shell (1); first turbine (43) have been installed between first backup pad (41) and second backup pad (42), first turbine (43) rotate between first backup pad (41) and second backup pad (42), first backup pad (41) and second backup pad (42) all are equipped with a plurality of first through-holes (44) that communicate with first turbine (43), liquid silica gel flows in on first turbine (43) from first through-hole (44) of first backup pad (41) rotatory stirring to flow out from first through-hole (44) of second backup pad (42).

2. A liquid silica gel mixer according to claim 1, wherein: the first turbine assembly (4) further comprises a first turbine shell (45) arranged outside the first turbine (43), one end of the first turbine shell (45) is provided with a first supporting plate (41), and the other end of the first turbine shell is provided with a second supporting plate (42).

3. A liquid silica gel mixer according to claim 2, wherein: a second turbine component (8) is arranged below the first turbine component (4), and the first turbine component (4) and the second turbine component (8) are mutually spliced together; the second turbine assembly (8) comprises a second turbine shell (81) which is mutually spliced with the first turbine shell (45), and a fourth sealing ring (82) is arranged between the first turbine shell (45) and the second turbine shell (81); one end of the second turbine shell (81) is provided with a third supporting plate (83) which is in butt joint with the second supporting plate (42), and the other end of the second turbine shell is provided with a fourth supporting plate (84); a second turbine (85) is arranged between the third supporting plate (83) and the fourth supporting plate (84), the second turbine (85) rotates between the third supporting plate (83) and the fourth supporting plate (84), a plurality of second through holes (86) communicated with the second turbine (85) are formed in the third supporting plate (83) and the fourth supporting plate (84), and the second through holes (86) are communicated with the first through holes (44).

4. A liquid silica gel mixer according to claim 3, wherein: the middle parts of the first supporting plate (41), the second supporting plate (42), the third supporting plate (83) and the fourth supporting plate (84) are respectively provided with a center (411), both ends of the second turbine (85) and both ends of the first turbine (43) are respectively provided with center holes (431) matched with the centers (411), and the centers (411) are inserted into the center holes (431) to support the first turbine (43) or the second turbine (85).

5. A liquid silica gel mixer according to claim 3, wherein: the surface of the second turbine (85) and the surface of the first turbine (43) are provided with a plurality of stirring blades (46) which are obliquely arranged, the stirring blades (46) are arranged at intervals, an annular groove (47) is further formed in the middle of each stirring blade (46), and the liquid silica gel stays in the annular groove (47) and is stirred.

6. A liquid silica gel mixer according to claim 3, wherein: the direction of inclination of the stirring blades (46) of the second turbine (85) is opposite to the direction of inclination of the stirring blades (46) of the first turbine (43).

7. A liquid silica gel mixer according to claim 3, wherein: a cooling medium flow passage (5) is arranged among the shell (1), the first turbine shell (45) and the second turbine shell (81), one side of the shell (1) is provided with a cooling medium inlet (51), and the other side is provided with a cooling medium outlet (52); the cooling medium flows along the cooling medium flow path (5) to cool the first turbine housing (45) and the second turbine housing (81).

8. A liquid silica gel mixer according to claim 3, wherein: the housing (1) comprises an upper housing (11) arranged on the upper part and a lower housing (12) arranged on one side of the upper housing (11), wherein the upper housing (11) and the lower housing (12) are fixedly connected through bolts, and a containing cavity (13) for containing the first turbine housing (45) and the second turbine housing (81) is formed inside the upper housing and the lower housing.

9. A liquid silica gel mixer according to claim 8, wherein: a first sealing ring (14) is arranged between the upper shell (11) and the lower shell (12), a second sealing ring (15) is arranged between the upper shell (11) and the first turbine shell (45), and a third sealing ring (16) is arranged between the lower shell (12) and the second turbine shell (81).

10. A liquid silica gel mixer according to claim 1, wherein: the top of the shell (1) is provided with an exhaust hole (17), and an exhaust ball (18) and an exhaust bolt (19) for adjusting the position of the exhaust ball (18) are arranged above the exhaust hole (17).