Stirring machine for producing organic silicon pouring sealant

By designing multiple sets of stirring shafts and turbine-type stirring blades, combined with high-speed homogenizing components and coolers, the problem of uneven mixing of silicone potting compound was solved, achieving efficient and uniform mixing, and improving production efficiency and product quality.

CN223454102UActive Publication Date: 2025-10-21SHANGHAI BAIGAO MAIDAO TECH CO LTD +1
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Patent Information

Application Number
CN202423009985.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-06
Publication Date
2025-10-21
Estimated Expiration
2034-12-06

AI Technical Summary

Technical Problem

Existing mixers are inefficient and uneven when mixing silicone potting compounds. The single mixing mechanism is easily affected by viscosity, resulting in uneven mixing of external liquids, which affects production efficiency and quality.

Method used

The design employs multiple sets of stirring shafts and turbine-type stirring blades, combined with high-speed homogenizing components and a disc cooler, to achieve all-round circulation and high-speed mixing of silicone potting compound, thereby enhancing the uniformity of mixing.

Benefits of technology

It improves the mixing efficiency and quality of silicone potting compound, ensures uniform mixing of materials, reduces mixing time, and enhances production efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a stirrer for producing an organic silicon pouring sealant, and relates to the technical field of production of the organic silicon pouring sealant. The high-speed homogenizing stirrer comprises a stirrer and a stirring assembly, the stirrer comprises a stirring barrel, a stirrer top cover is arranged at the top of the stirring barrel, the stirrer top cover is fixedly connected with the top of the stirring barrel by using bolts to penetrate through a plurality of reserved bolt hole positions I formed in the bottom, and three groups of high-speed homogenizing assemblies are arranged at the bottom of the stirring barrel. The stirring assembly is arranged, specifically, the first motor is started to drive the stirring rotating shaft to rotate, the stirring rotating shaft drives the connecting rod and the stirring rotating disc which are fixedly connected to rotate, and the connecting rod can drive the wall scraping blades which are fixedly connected away from the side of the stirring rotating shaft to rotate to scrape materials attached to the inner wall of the stirring barrel; the stirring turntable can drive the turbo-type stirring blades to rotate, so that the organic silicon pouring sealant material flows in an overall circulating manner, the organic silicon pouring sealant material can be stirred more uniformly, and the product quality is improved.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the production technical field of organic silicon pouring sealant, especially relates to a stirring machine for producing organic silicon pouring sealant. BACKGROUND

[0002] Stirring is a common production process, and stirring machines can be seen everywhere from daily life to industrial production. A stirring machine uses a shaft with blades to rotate in a cylinder or groove to stir and mix various materials to make them into a mixture with appropriate consistency. Stirring machines are divided into many types, such as forced stirring machines, single-horizontal-shaft stirring machines, double-horizontal-shaft stirring machines, and the like.

[0003] Organic silicon pouring sealant is a viscous and elastic liquid that can solidify at room temperature. However, most stirring machines on the market have only one stirring mechanism, which can easily be affected by the viscosity of the organic silicon pouring sealant and reduce the stirring efficiency. More time is needed for stirring, and the single stirring mechanism can only effectively stir the liquid near the mechanism because of the viscosity resistance. The liquid outside cannot be fully stirred because it is far away from the mechanism, and cannot be effectively circulated and stirred as a whole, resulting in uneven stirring of the liquid. A lot of time is needed for adjustment in the later stage, which reduces the efficiency and quality of the production of organic silicon pouring sealant. To solve this problem, a new stirring machine for producing organic silicon pouring sealant is proposed. SUMMARY

[0004] The utility model discloses a stirring machine for producing organic silicon pouring sealant, which is characterized by a stirring assembly. Specifically, the electric motor one drives the stirring shaft to rotate, the stirring shaft drives the fixedly connected connecting rod and stirring disc to rotate, the connecting rod drives the wall scraping blade fixedly connected to the side away from the stirring shaft to rotate, the wall scraping blade scrapes off the material attached to the inner wall of the stirring cylinder, the stirring disc drives the turbine type stirring blade to rotate, the organic silicon pouring sealant material is circulated as a whole, the organic silicon pouring sealant material can be more uniformly stirred, the quality of the product is improved, and the problem of uneven stirring of the liquid caused by the single stirring mechanism of the prior art being affected by the viscosity of the organic silicon pouring sealant, being unable to effectively stir the liquid near the mechanism, and the liquid outside being unable to be fully stirred because it is far away from the mechanism is solved.

[0005] To solve the above technical problems, the utility model is implemented by the following technical solutions:

[0006] The utility model relates to a kind of stirrers for producing organic silicon pouring sealant, including a kind of stirrers for producing organic silicon pouring sealant, including stirrer and stirring assembly, the stirrer includes stirring cylinder, the stirring cylinder top is provided with stirrer top cover, the bottom of the stirrer top cover is equipped with several reserved bolt hole positions one, the stirrer top cover is fixedly connected with the stirring cylinder top using bolt passing through the bottom of several reserved bolt hole positions one, the bottom of the stirring cylinder is provided with three groups of high-speed homogenization components;

[0007] The stirring assembly includes a motor one fixedly connected to the top of the stirrer top cover, an output end of the bottom of the motor one is fixedly connected with a stirring shaft through a shaft coupling, a plurality of connecting rods are fixedly connected to the outer surface of the stirring shaft, every three of the plurality of connecting rods are arranged as a group, and a total of four groups are provided, the four groups of connecting rods are arranged in a circular array with the stirring shaft as the center, and a scraping blade is fixedly connected to the side of each group of connecting rods away from the stirring shaft, two stirring discs are fixedly connected to the shaft of the stirring shaft, and a plurality of turbine-type stirring blades are fixedly connected to the two stirring discs.

[0008] Further, the high-speed homogenization component includes a motor two fixedly connected to the bottom of the outer wall of the stirring cylinder, an output end of the top of the motor two is fixedly connected with a shaft coupling, the shaft coupling is fixedly connected with a high-speed rotating shaft above, the high-speed rotating shaft is sleeved with an outer shell outside, a high-speed homogenization rotor head is fixedly connected to the top end of the high-speed rotating shaft, a high-speed homogenization stator head is sleeved with the outside of the high-speed homogenization rotor head, a plurality of grooves are formed in the high-speed homogenization stator head, a plurality of hole positions are formed in the bottom of the high-speed homogenization stator head, the high-speed homogenization stator head is fixedly connected with the top of the outer shell through bolts, and the bottom of the outer shell is fixedly connected with the inner wall bottom of the stirring cylinder. Organic silicon pouring sealant material can be sucked in and mixed at high speed by suction force, further improving the mixing degree of organic silicon pouring sealant material and improving product quality.

[0009] Further, a disc cooler is embedded in the stirring cylinder, a condensate outlet is fixedly connected to the top left side of the disc cooler, and a condensate inlet is fixedly connected to the bottom right side of the disc cooler. Organic silicon pouring sealant material can be maintained at a suitable working temperature, facilitating subsequent stirring and conveying, and preventing organic silicon pouring sealant from being affected by temperature to affect stirring efficiency.

[0010] Further, the right side of the stirrer top cover is fixedly connected with an inlet, the top of the inlet is provided with an inlet top cover, a plurality of reserved bolt holes two are formed in the bottom of the inlet top cover, the inlet top cover is fixedly connected with the inlet through bolts penetrating through the reserved bolt holes two, and the top of the inlet top cover is fixedly connected with a handle. During the product stirring process, the materials required for processing silicone pouring sealant can be regularly added, the silicone pouring sealant materials can be prevented from losing effect due to long-time contact with air, and the processing efficiency is improved.

[0011] Further, the bottom of the stirring cylinder is fixedly connected with a discharge port, and the outer side of the discharge port is provided with a valve. After stirring is completed, the valve is opened, so that the processed silicone pouring sealant can flow into the booster pump below, and the conveying of the silicone pouring sealant in the later period is facilitated.

[0012] Further, the bottom of the stirring cylinder is fixedly connected with a plurality of fixed supports, and the side, close to the stirring cylinder, of the wall scraping blade is in contact with the inner wall of the stirring cylinder. The silicone pouring sealant material adhering to the inner wall of the stirring cylinder can be scraped off through friction, so that the silicone pouring sealant material is prevented from accumulating on the inner wall of the stirring cylinder and reducing the stirring efficiency.

[0013] Further, the bottom of the discharge port is provided with a booster pump, the top of the booster pump is provided with a liquid inlet, the bottom of the booster pump is provided with a liquid outlet, the top of the booster pump is fixedly connected with the bottom of the discharge port through the liquid inlet, and the bottom of the booster pump is fixedly connected with a conveying pipeline through the liquid outlet. After stirring is completed, the booster pump is started, the processed silicone pouring sealant is sucked out from the liquid inlet by the booster pump and conveyed out through the fixed conveying pipeline at the liquid outlet.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model discloses a stirring assembly, which is driven by a motor to rotate a stirring shaft, the stirring shaft drives a connecting rod and a stirring disc to rotate, the connecting rod drives a wall scraping blade fixed to the side away from the stirring shaft to rotate, the wall scraping blade scrapes off the materials adhering to the inner wall of the stirring cylinder, and the stirring disc drives a turbine type stirring blade to rotate, so that the silicone pouring sealant material circulates as a whole, the silicone pouring sealant material is more uniformly stirred, and the quality of the product is improved.

[0016] 2. The utility model discloses a high-speed homogenizing assembly, which is driven by a motor to rotate a shaft coupling, the shaft coupling drives a high-speed rotating shaft to rotate, the high-speed rotating shaft drives a high-speed homogenizing rotor head fixed to the top to rotate, liquid is sucked into a high-speed homogenizing stator head from above and mixed at high speed, then flows out through the groove formed in the high-speed homogenizing stator head, and the liquid above is sucked again to form a circulation, so that the liquid is fully stirred.

[0017] Of course, any product implementing the present application does not necessarily need to achieve all the advantages mentioned above simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0019] Figure 1 It is a schematic diagram of the overall structure of the present application.

[0020] Figure 2 It is a schematic diagram of the front cross-sectional structure of the present application.

[0021] Figure 3 It is a schematic diagram of the front cross-sectional structure of the present application. Figure 2 It is a schematic diagram of the enlarged structure of A in the present application.

[0022] Figure 4 It is a schematic diagram of the front cross-sectional structure of the stirring cylinder in the present application.

[0023] Figure 5 It is a schematic diagram of the structure of the stirring assembly in the present application.

[0024] Figure 6 It is a schematic diagram of the structure of the high-speed homogenizing assembly in the present application.

[0025] Figure 7 It is a schematic diagram of the cross-sectional structure of the high-speed homogenizing assembly in the present application.

[0026] In the drawings, the component list represented by each reference numeral is as follows:

[0027] 1, stirrer; 11, stirring cylinder; 121, disc cooler; 122, condensate water inlet; 123, condensate water outlet; 131, stirrer top cover; 132, reserved bolt hole position one; 1341, material inlet; 1342, material inlet top cover; 1343, reserved bolt hole position two; 135, handle; 141, discharge port; 142, valve; 15, fixed support; 2, stirring assembly; 21, motor one; 22, stirring shaft; 231, connecting rod; 232, wall scraping blade; 241, stirring disc; 242, turbine type stirring blade; 3, high-speed homogenizing assembly; 311, high-speed homogenizing stator head; 312, groove; 32, shell; 331, high-speed homogenizing rotor head; 332, high-speed shaft; 34, coupling; 35, motor two; 4, booster pump. DETAILED DESCRIPTION

[0028] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] Please refer to Figures 1-7 The utility model discloses a kind of stirrers for producing organic silicon pouring sealant, including stirrer 1 and stirring assembly 2, stirrer 1 includes stirring cylinder 11, stirring cylinder 11 top is provided with stirrer top cover 131, the bottom of stirrer top cover 131 is provided with several reserved bolt hole positions one 132, stirrer top cover 131 is fixedly connected with the top of stirring cylinder 11 using bolt passing through the several reserved bolt hole positions one 132 opened in bottom, the bottom of stirring cylinder 11 is provided with three groups of high-speed homogenization components 3;

[0030] Stirring assembly 2 includes motor one 21 fixedly connected in the top of stirrer top cover 131, the output end of the bottom of motor one 21 is fixedly connected with stirring shaft 22 through coupling, the outer surface of stirring shaft 22 is fixedly connected with several connecting rods 231, every three connecting rods 231 are set as a group, and a total of four groups are provided, four groups of connecting rods 231 are arranged in circumferential array with stirring shaft 22 as center, the side, away from stirring shaft 22, of every group of connecting rods 231 is fixedly connected with wall scraping blade 232, the shaft of stirring shaft 22 is fixedly connected with two stirring discs 241, and several turbine type stirring blades 242 are fixedly connected on the two stirring discs 241. By setting stirring assembly 2, specifically, starting motor one 21 drives stirring shaft 22 to rotate, stirring shaft 22 drives fixedly connected connecting rod 231 and stirring disc 241 to rotate, connecting rod will drive wall scraping blade 232 fixedly connected on the side, away from stirring shaft 22, to rotate, and the material adhered on the inner wall of stirring cylinder 11 is scraped off, stirring disc 241 will drive turbine type stirring blade 242 to rotate, so that organic silicon pouring sealant material is circulated as a whole, so that organic silicon pouring sealant material can be more evenly stirred, and the quality of product is improved.

[0031] The high-speed homogenizing assembly 3 comprises a motor two 35 fixedly connected to the bottom of the outer wall of the stirring cylinder 11, an output end of the top of the motor two 35 is fixedly connected with a shaft coupling 34, the upper side of the shaft coupling 34 is fixedly connected with a high-speed rotating shaft 332, the outer side of the high-speed rotating shaft 332 is sleeved with a shell 32, the top end of the high-speed rotating shaft 332 is fixedly connected with a high-speed homogenizing rotor head 331, the outer side of the high-speed homogenizing rotor head 331 is sleeved with a high-speed homogenizing stator head 311, a plurality of grooves 312 are formed in the high-speed homogenizing stator head 311, a plurality of hole positions are formed in the bottom of the high-speed homogenizing stator head 311, the high-speed homogenizing stator head 311 is fixedly connected with the top of the shell 32 through bolts, and the bottom of the shell 32 is fixedly connected with the inner wall bottom of the stirring cylinder 11. By arranging the high-speed homogenizing assembly 3, specifically, the motor two 35 is started to drive the shaft coupling 34 to rotate, the shaft coupling 34 drives the high-speed rotating shaft 332 to rotate, the high-speed rotating shaft 332 drives the high-speed homogenizing rotor head 331 at the top end to rotate, liquid is sucked into the high-speed homogenizing stator head 311 from above and is subjected to high-speed mixing, then the liquid flows out through the grooves 312 formed in the high-speed homogenizing stator head 311, and the liquid above is sucked again to form a cycle, so that the liquid is fully stirred

[0032] The disc cooler 121 is embedded in the stirring cylinder 11, the top left side of the disc cooler 121 is fixedly connected with a condensed water outlet 123, and the bottom right side of the disc cooler 121 is fixedly connected with a condensed water inlet 122.

[0033] The right side of the stirrer top cover 131 is fixedly connected with a feeding port 1341, the top of the feeding port 1341 is provided with a feeding port top cover 1342, a plurality of reserved bolt hole positions two 1343 are formed in the bottom of the feeding port top cover 1342, the feeding port top cover 1342 is fixedly connected with the feeding port 1341 through bolts passing through the reserved bolt hole positions two 1343, and the top of the feeding port top cover 1342 is fixedly connected with a handle 135.

[0034] The bottom of the stirring cylinder 11 is fixedly connected with a discharging port 141, the outer side of the discharging port 141 is provided with a valve 142, the bottom of the stirring cylinder 11 is fixedly connected with a plurality of fixed supports 15, and one side of the wall scraping blade 232 close to the stirring cylinder 11 is in contact with the inner wall of the stirring cylinder 11.

[0035] The bottom of the discharging port 141 is provided with a booster pump 4, the top of the booster pump 4 is provided with a liquid inlet, the bottom of the booster pump 4 is provided with a liquid outlet, the top of the booster pump 4 is fixedly connected with the bottom of the discharging port 141 through the liquid inlet, and the bottom of the booster pump 4 is fixedly connected with a conveying pipeline through the liquid outlet.

[0036] One specific application of the embodiment is: in use, first pour the condensate into the disc cooler 121 through the condensate inlet 122, then pour out through the condensate outlet 123, so as to circulate, so that the stirring cylinder 11 reaches the temperature suitable for the production of silicone pouring sealant, then pour the main material of the silicone pouring sealant into the stirring cylinder 11, then install the stirrer top cover 131 on the stirring cylinder 11, then use the bolt to pass through the reserved bolt hole position one 132 to install and seal the stirring cylinder 11 and the stirrer top cover 131, then pour the materials needed for stirring into the stirring cylinder 11 through the inlet 1341, start the motor one 21 to drive the stirring shaft 22 to rotate, the stirring shaft 22 will drive the four groups of connecting rods 231 fixedly connected to rotate, the connecting rods 231 will also drive the wall scraping blades 232 fixedly connected to the side away from the stirring shaft 22 to rotate, the rotation of the four groups of wall scraping blades 232 will scrape off the silicone pouring sealant attached to the inner wall of the stirring cylinder 11, and drive the silicone pouring sealant outside to rotate, prevent the problem of insufficient stirring caused by the accumulation of silicone pouring sealant outside, the stirring shaft 22 drives the two stirring discs 241 fixedly connected to rotate, so that the turbine type stirring blades 242 fixedly connected to the stirring discs 241 rotate, the turbine type stirring blades 242 make the silicone pouring sealant materials in the stirring cylinder 11 produce tangential and radial motion through relatively rapid rotation, the high-speed flow of silicone pouring sealant along the radius direction of the turbine type stirring blades 242 will push the silicone pouring sealant in the stirring cylinder 11 to flow to the inner wall, the silicone pouring sealant will form two loops respectively after encountering resistance, and then flow back to the turbine type stirring blades 242, forming overall circulating flow, the tangential component velocity of the silicone pouring sealant flowing out will make the silicone pouring sealant in the stirring cylinder 11 produce circumferential motion, compared with the traditional stirring blades, the turbine type stirring blades 242 can stir more uniformly;

[0037] Then start the motor two 35 and drive the high-speed rotating shaft 332 to rotate through the shaft coupling 34, the rotation of the high-speed rotating shaft 332 will also drive the high-speed homogenizing rotor head 331 fixedly connected to the top to rotate, the outside of the high-speed homogenizing rotor head 331 is sleeved with the high-speed homogenizing stator head 311, when the high-speed homogenizing rotor head 331 rotates at high speed, it will suck the silicone pouring sealant materials from the top of the stirring cylinder 11 into the high-speed homogenizing stator head 311, so that the silicone pouring sealant materials are mixed at high speed in the high-speed homogenizing stator head 311, then the various materials of the silicone pouring sealant are shot outwards through the several grooves 312 opened in the high-speed homogenizing stator head 311 by centrifugal force, and the suction force generated by the high-speed rotation of the high-speed homogenizing rotor head 331 constantly sucks the silicone pouring sealant materials from the openings at the top of the high-speed homogenizing stator head 311 for high-speed mixing, so that the silicone pouring sealant can be more fully stirred, after the stirring is completed, open the valve 142 to make the silicone pouring sealant flow from the stirring cylinder 11 to the discharge port 141, then discharge the silicone pouring sealant through the booster pump 4.

[0038] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0039] The preferred embodiments of the application disclosed above are only used to help explain the application. The preferred embodiments do not describe all the details and do not limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that the technical personnel in the field of chemical industry production technology can well understand and utilize the application. The application is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A mixer for producing silicone potting compound, comprising a stirrer (1) and a stirring assembly (2), the stirrer (1) comprising a stirring cylinder (11), the top of the stirring cylinder (11) being provided with a stirrer top cover (131), the bottom of the stirrer top cover (131) being provided with a plurality of reserved bolt hole positions one (132), the stirrer top cover (131) being fixedly connected to the top of the stirring cylinder (11) by bolts passing through the plurality of reserved bolt hole positions one (132) provided in the bottom, the bottom of the stirring cylinder (11) being provided with three groups of high-speed homogenizing assemblies (3), characterized in that ; The stirring assembly (2) comprises a first motor (21) fixedly connected to the top of the top cover (131) of the stirrer, an output end at the bottom of the first motor (21) is fixedly connected with a stirring shaft (22) through a shaft coupling, a plurality of connecting rods (231) are fixedly connected to the outer surface of the stirring shaft (22), every three of the connecting rods (231) are arranged in a group, and a total of four groups of the connecting rods (231) are arranged in a circumferential array with the stirring shaft (22) as the center, a wall scraping blade (232) is fixedly connected to the side of each group of the connecting rods (231) away from the stirring shaft (22), and two stirring discs (241) are fixedly connected to the shaft of the stirring shaft (22). A plurality of turbine type stirring blades (242) are fixedly connected to the two stirring discs (241).

2. The mixer for producing a silicone sealant according to claim 1, wherein The high-speed homogenizing assembly (3) comprises a second motor (35) fixedly connected to the bottom of the outer wall of the stirring cylinder (11), an output end at the top of the second motor (35) is fixedly connected with a shaft coupling (34), an upper portion of the shaft coupling (34) is fixedly connected with a high-speed rotating shaft (332), an outer side of the high-speed rotating shaft (332) is sleeved with an outer shell (32), a top end of the high-speed rotating shaft (332) is fixedly connected with a high-speed homogenizing rotor head (331), an outer side of the high-speed homogenizing rotor head (331) is sleeved with a high-speed homogenizing stator head (311), a plurality of grooves (312) are formed in the high-speed homogenizing stator head (311), a plurality of hole positions are formed in the bottom of the high-speed homogenizing stator head (311), and the high-speed homogenizing stator head (311) is fixedly connected with the top of the outer shell (32) through bolts.

3. The mixer for producing a silicone sealant according to claim 2, wherein The stirring cylinder (11) is embedded with a disc cooler (121), a condensate water outlet (123) is fixedly connected to the top left side of the disc cooler (121), and a condensate water inlet (122) is fixedly connected to the bottom right side of the disc cooler (121).

4. The mixer for producing a silicone sealant according to claim 3, wherein The right side of the stirrer top cover (131) is fixedly connected with a feeding port (1341), a feeding port top cover (1342) is arranged at the top of the feeding port (1341), a plurality of reserved bolt hole positions two (1343) are formed in the bottom of the feeding port top cover (1342), the feeding port top cover (1342) is fixedly connected with the feeding port (1341) by penetrating the reserved bolt hole positions two (1343) and using bolts, and a handle (135) is fixedly connected to the top of the feeding port top cover (1342).

5. The mixer for producing a silicone sealant according to claim 4, wherein The bottom of the stirring cylinder (11) is fixedly connected with a discharging port (141), and a valve (142) is arranged outside the discharging port (141).

6. The mixer for producing a silicone sealant according to claim 5, wherein The bottom of the stirring cylinder (11) is fixedly connected with a plurality of fixed supports (15), and the side of the wall scraping blade (232) close to the stirring cylinder (11) is in contact with the inner wall of the stirring cylinder (11).

7. The mixer for producing a silicone sealant according to claim 6, wherein The bottom of the discharge port (141) is provided with a booster pump (4), the top of the booster pump (4) is provided with a liquid inlet, the bottom of the booster pump (4) is provided with a liquid outlet, the top of the booster pump (4) is fixedly connected with the bottom of the discharge port (141) through the liquid inlet, and the bottom of the booster pump (4) is fixedly connected with the conveying pipeline through the liquid outlet.