Liquid silica gel vacuum stirring device

Abstract

The utility model relates to the technical field of liquid silica gel production, and discloses a liquid silica gel vacuum stirring device which comprises a heating mechanism, a stirring mechanism and an auxiliary mechanism, the stirring mechanism is arranged in the heating mechanism, and the auxiliary mechanism is arranged at the top end of the stirring mechanism; the heating mechanism comprises a stirring box, two heating boxes are fixedly connected to the surface of the stirring box, and fans are fixedly connected to the sides, away from each other, of the two heating boxes; the heating rods are arranged, the draught fan is started, external air is pumped into the heating box, the air is filtered through the filtering plate, meanwhile, the heating rods are started, the filtered air is heated, and the air flows into the heat conduction plate and the cavity of the stirring box through gaps between the heating rods. The heat of the hot air is transferred to the liquid silica gel through the heat conducting plate, and the temperature of the liquid silica gel is detected through the temperature sensor on the heat conducting plate, so that the viscosity of the liquid silica gel is adjusted, and the stirring efficiency is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid silica gel production, in particular to a liquid silica gel vacuum stirring device. Background Art

[0002] Liquid silicone is a liquid rubber relative to solid high temperature vulcanized silicone rubber. It has good fluidity, fast vulcanization, is safer and more environmentally friendly, and can fully meet food grade requirements. Liquid silicone has excellent tear strength, resilience, yellowing resistance, thermal stability, and heat aging resistance. It is mainly used in infant products, medical products, and electronic products.

[0003] According to the publication number CN214810408U, a liquid silicone vacuum stirring device is first opened, and the material to be stirred is added into the interior of the stirring tank through the feeding pipe, and the sealing cover is closed. Then, the exhaust pipe is connected to the exhaust end of the vacuum pump through the flange to evacuate the interior of the stirring tank, and the pressure gauge is used to detect whether the interior of the stirring tank is in a vacuum state. The driving motor is controlled to work by the driving motor switch, and the driving motor can drive the first connecting shaft to rotate. Under the meshing cooperation of the first transmission gear and the three second transmission gears, the three second transmission gears can rotate along the gear ring, so that the first stirring rod arranged on the surface of the first connecting shaft and the second stirring rod arranged on the surface of the second connecting shaft can alternately stir the material, and the three third stirring rods at the bottom of the first connecting shaft can stir the material at the bottom of the stirring tank to prevent the material from settling, and the three third stirring rods can be driven to rotate to increase the stirring range when the speed of the driving motor is gradually increased, and finally the discharge valve is opened to discharge the stirred material through the discharge pipe.

[0004] The stirring efficiency can be improved by the above-mentioned structures such as the first stirring rod and the second stirring rod. However, when the liquid silicone is stirred, its stirring efficiency is also affected by the temperature. Too high or too low temperature will affect the viscosity of the liquid silicone, thereby affecting the stirring efficiency of the device. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a liquid silica gel vacuum stirring device.

[0006] The utility model is implemented by the following technical scheme: a liquid silica gel vacuum stirring device, comprising a heating mechanism, a stirring mechanism and an auxiliary mechanism, wherein the stirring mechanism is arranged inside the heating mechanism, and the auxiliary mechanism is arranged at the top of the stirring mechanism;

[0007] The heating mechanism includes a mixing box, two heating boxes are fixedly connected to the surface of the mixing box, a fan is fixedly connected to the side of the two heating boxes away from each other, a filter plate is slidably connected to the middle of the heating box, a pull-out plate is fixedly connected to the top of the filter plate, a heating rod is fixedly connected to the inner wall of the heating box, and a heat conduction plate is fixedly connected to the inner wall of the mixing box.

[0008] Through the above technical solution, the fan is started to draw the outside air into the heating box, the filtered air is heated by the heating rod, and the heat is conducted through the heat conduction plate to adjust the viscosity of the liquid silicone, thereby improving the stirring efficiency.

[0009] As a further improvement of the above solution, a slide groove is arranged on the top of the heating box, and the filter plate is located in the middle of the slide groove.

[0010] As a further improvement of the above solution, a slide groove is arranged on the top of the heating box, and the filter plate is located in the middle of the slide groove.

[0011] As a further improvement of the above scheme, the stirring mechanism includes a box cover, which is hinged at the top of the stirring box, and the top of the box cover is fixedly connected to a rotating motor, and the output end of the rotating motor is fixedly connected to a rotating rod, and the front and rear sides of the rotating rod are fixedly connected to a first scraper, the inner wall of the first scraper is fixedly connected to a connecting rod, the bottom end of the first scraper is fixedly connected to a second scraper, and the left and right sides of the rotating rod are fixedly connected to stirring rods, one end of the stirring rod away from the rotating rod is fixedly connected to a spring rod, one end of the stirring rod away from the rotating rod is fixedly connected to a guide rod, and one end of the guide rod away from the stirring rod is fixedly connected to an adjusting rod.

[0012] Through the above technical solution, the rotating motor is started, and the rotating rod drives the first scraper and the second scraper to rotate, so as to scrape the liquid silicone on the heat conduction plate, thereby improving the convenience of cleaning in the mixing box.

[0013] As a further improvement of the above solution, the surface of the first scraper is arranged to be arc-shaped, a plurality of connecting rods are arranged, and the second scraper is in contact with the bottom wall of the mixing box.

[0014] As a further improvement of the above scheme, the auxiliary mechanism includes a feed pipe, which is fixedly connected to the top of the box cover, the top of the feed pipe is threadedly connected to a sealing cover, the top of the box cover is fixedly connected to an air outlet pipe, the top of the air outlet pipe is fixedly connected to a vacuum pump, and the top of the box cover is fixedly connected to a pressure gauge.

[0015] As a further improvement of the above solution, a fixing frame is provided between the vacuum pump and the box cover, and the pressure gauge and the air outlet pipe are connected via a connecting pipe.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The utility model provides a heating rod, and when the liquid silicone needs to be heated, the fan is started, and the outside air is pumped into the heating box through the operation of the fan, and the air is filtered through the filter plate to block foreign matter on the filter plate, and the heating rod is started at the same time to heat the filtered air, and the air flows into the cavity of the heat conduction plate and the stirring box through the gap between the heating rods, and the heat of the hot air is transferred to the liquid silicone through the heat conduction plate to achieve heating of the liquid silicone, and the temperature of the liquid silicone is detected by the temperature sensor on the heat conduction plate to adjust the viscosity thereof, thereby improving the stirring efficiency.

[0018] The utility model provides a first scraper and a second scraper, starts a rotating motor, and a rotating rod drives the first scraper and the stirring rod to rotate. When the stirring rod rotates, due to the centrifugal force, the length of the spring rod is extended, the stirring range of the adjusting rod is continuously adjusted, and the moving direction of the adjusting rod is guided by the guide rod, thereby improving the uniformity of the stirring of the liquid silicone. The liquid silicone on the heat conduction plate is scraped off by the rotation of the first scraper and the second scraper, thereby improving the convenience of cleaning in the stirring box. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the mixing box of the utility model;

[0022] Figure 4 This is a schematic diagram of the internal structure of the mixing box of the utility model;

[0023] Figure 5 For this utility model Figure 4 A schematic diagram of the enlarged structure in the middle.

[0024] Description of main symbols:

[0025] 1. Heating mechanism; 101. Mixing box; 102. Heating box; 103. Fan; 104. Filter plate; 105. Pull-out plate; 106. Heating rod; 107. Heat-conducting plate; 108. Support frame; 109. Discharge pipe; 2. Mixing mechanism; 201. Box cover; 202. Rotating motor; 203. Rotating rod; 204. First scraper; 205. Connecting rod; 206. Second scraper; 207. Mixing rod; 208. Spring rod; 209. Guide rod; 210. Adjusting rod; 3. Auxiliary mechanism; 301. Feed pipe; 302. Sealing cover; 303. Air outlet pipe; 304. Vacuum pump; 305. Barometer. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment. Example

[0027] Please combine Figure 1-5 A liquid silicone vacuum stirring device of this embodiment includes a heating mechanism 1, a stirring mechanism 2 and an auxiliary mechanism 3, wherein the stirring mechanism 2 is arranged inside the heating mechanism 1, and the auxiliary mechanism 3 is arranged at the top of the stirring mechanism 2;

[0028] The heating mechanism 1 includes a stirring box 101, on the surface of which two heating boxes 102 are fixedly connected, a fan 103 is fixedly connected to the side of the two heating boxes 102 away from each other, a filter plate 104 is slidably connected to the middle of the heating box 102, a pull-out plate 105 is fixedly connected to the top of the filter plate 104, a heating rod 106 is fixedly connected to the inner wall of the heating box 102, and a heat conduction plate 107 is fixedly connected to the inner wall of the stirring box 101.

[0029] A chute is provided on the top of the heating box 102, and the filter plate 104 is located in the middle of the chute.

[0030] The heating rod 106 is located between the filter plate 104 and the heat conducting plate 107 , and a cavity is provided between the heat conducting plate 107 and the stirring box 101 .

[0031] The stirring mechanism 2 includes a box cover 201, which is hinged on the top of the stirring box 101. The top of the box cover 201 is fixedly connected to a rotating motor 202, and the output end of the rotating motor 202 is fixedly connected to a rotating rod 203. The front and rear sides of the rotating rod 203 are fixedly connected to a first scraper 204, the inner wall of the first scraper 204 is fixedly connected to a connecting rod 205, the bottom end of the first scraper 204 is fixedly connected to a second scraper 206, and the left and right sides of the rotating rod 203 are fixedly connected to stirring rods 207, one end of the stirring rod 207 away from the rotating rod 203 is fixedly connected to a spring rod 208, one end of the stirring rod 207 away from the rotating rod 203 is fixedly connected to a guide rod 209, and one end of the guide rod 209 away from the stirring rod 207 is fixedly connected to an adjusting rod 210.

[0032] The surface of the first scraper 204 is arranged to be arc-shaped, a plurality of connecting rods 205 are arranged, and the second scraper 206 is in contact with the bottom wall of the mixing box 101 .

[0033] The auxiliary mechanism 3 includes a feed pipe 301, which is fixedly connected to the top of the box cover 201, and the top of the feed pipe 301 is threadedly connected to a sealing cover 302, the top of the box cover 201 is fixedly connected to an air outlet pipe 303, the top of the air outlet pipe 303 is fixedly connected to a vacuum pump 304, and the top of the box cover 201 is fixedly connected to a pressure gauge 305.

[0034] A fixing frame is provided between the vacuum pump 304 and the box cover 201 , and the pressure gauge 305 and the air outlet pipe 303 are connected via a connecting pipe.

[0035] The implementation principle of a liquid silicone vacuum stirring device in the embodiment of the present application is:

[0036] The raw materials are put into the mixing box 101 through the feed pipe 301, and the feed pipe 301 is sealed with a sealing cover 302. The vacuum pump 304 is started to extract the air in the mixing box 101 through the air outlet pipe 303, and the air is detected by the barometer 305. After the mixing box 101 is in a vacuum state, the rotary motor 202 is started, and the rotating rod 203 drives the first scraper 204 and the stirring rod 207 to rotate. When the stirring rod 207 rotates, the length of the spring rod 208 is extended due to the centrifugal force, and the stirring range of the adjusting rod 210 is continuously adjusted. The moving direction of the adjusting rod 210 is guided by the guide rod 209, so as to improve the uniformity of the mixing of the liquid silicone, and the first scraper 204 and the second scraper 206 are rotated to adjust the guide rod 209. The liquid silicone on the hot plate 107 is scraped off. When the liquid silicone needs to be heated, the fan 103 is started to pump the outside air into the heating box 102 through its operation, and the air is filtered through the filter plate 104 to block foreign matter on the filter plate 104. At the same time, the heating rod 106 is started to heat the filtered air, and the air flows into the cavity of the heat conducting plate 107 and the stirring box 101 through the gap between the heating rods 106. The heat of the hot air is transferred to the liquid silicone through the heat conducting plate 107 to heat the liquid silicone. The temperature of the liquid silicone is detected by the temperature sensor on the heat conducting plate 107 to adjust its viscosity, thereby improving the stirring efficiency. After the stirring is completed, the control valve of the discharge pipe 109 is opened to remove the liquid silicone.

[0037] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A liquid silica gel vacuum stirring device, characterized in that: It comprises a heating mechanism (1), a stirring mechanism (2) and an auxiliary mechanism (3), wherein the stirring mechanism (2) is arranged inside the heating mechanism (1), and the auxiliary mechanism (3) is arranged at the top of the stirring mechanism (2); The heating mechanism (1) comprises a stirring box (101), two heating boxes (102) are fixedly connected to the surface of the stirring box (101), a fan (103) is fixedly connected to the sides of the two heating boxes (102) that are away from each other, a filter plate (104) is slidably connected to the middle of the heating box (102), a pull-out plate (105) is fixedly connected to the top of the filter plate (104), a heating rod (106) is fixedly connected to the inner wall of the heating box (102), and a heat conduction plate (107) is fixedly connected to the inner wall of the stirring box (101).

2. A liquid silicone vacuum stirring device as claimed in claim 1, characterized in that: The top of the heating box (102) is provided with a slide groove, and the filter plate (104) is located in the middle of the slide groove.

3. A liquid silica gel vacuum stirring device as claimed in claim 1, characterized in that: The heating rod (106) is located between the filter plate (104) and the heat conducting plate (107), and a cavity is provided between the heat conducting plate (107) and the stirring box (101).

4. A liquid silica gel vacuum stirring device as claimed in claim 1, characterized in that: The stirring mechanism (2) comprises a box cover (201), the box cover (201) is hinged on the top of the stirring box (101), the top of the box cover (201) is fixedly connected to a rotating motor (202), the output end of the rotating motor (202) is fixedly connected to a rotating rod (203), the front and rear sides of the rotating rod (203) are fixedly connected to first scrapers (204), the inner wall of the first scraper (204) is fixedly connected to a connecting rod (205), the bottom end of the first scraper (204) is fixedly connected to a second scraper (206), the left and right sides of the rotating rod (203) are fixedly connected to stirring rods (207), one end of the stirring rod (207) away from the rotating rod (203) is fixedly connected to a spring rod (208), one end of the stirring rod (207) away from the rotating rod (203) is fixedly connected to a guide rod (209), and one end of the guide rod (209) away from the stirring rod (207) is fixedly connected to an adjusting rod (210).

5. A liquid silica gel vacuum stirring device as claimed in claim 4, characterized in that: The surface of the first scraper (204) is arranged to be arc-shaped, the number of the connecting rods (205) is arranged to be plural, and the second scraper (206) is in contact with the bottom wall of the mixing box (101).

6. A liquid silica gel vacuum stirring device as claimed in claim 1, characterized in that: The auxiliary mechanism (3) comprises a feed pipe (301), the feed pipe (301) being fixedly connected to the top end of the box cover (201), the top end of the feed pipe (301) being threadedly connected to a sealing cover (302), the top end of the box cover (201) being fixedly connected to an air outlet pipe (303), the top end of the air outlet pipe (303) being fixedly connected to a vacuum pump (304), and the top end of the box cover (201) being fixedly connected to a pressure gauge (305).

7. A liquid silica gel vacuum stirring device as claimed in claim 6, characterized in that: A fixing frame is provided between the vacuum pump (304) and the box cover (201), and the air pressure gauge (305) and the air outlet pipe (303) are connected via a connecting pipe.

Images