Sealing device of stirring tank for food processing

Abstract

The utility model discloses a sealing device of a stirring tank for food processing, which belongs to the technical field of stirring tanks and comprises a stirring tank, a sealing cover A is in flange connection with an inlet of the stirring tank, a sealing cover B is in threaded connection with an outlet of the stirring tank, and a sealing mechanism capable of enhancing sealing performance of connection with the stirring tank is arranged below the sealing cover A. The sealing mechanism comprises a clamping ring, an air bag A, a valve core A and an air escape valve A; according to the sealing mechanism, the sealing cover A covers the inlet of the stirring tank, the clamping ring is just clamped into the annular groove, then the sealing cover A is fixed to the inlet of the stirring tank through the fixing bolt, air is inflated into the air bag A from the position of the valve core A, and the air bag A expands and is clamped into the clamping groove A; and the crack between the zigzag air bag A and the clamping groove A is curved, so that the sealing performance between the stirring tank and the sealing cover B is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of stirring tanks, in particular to a sealing device for a stirring tank used for food processing. Background Art

[0002] The meaning of stirring tank is to stir, mix, blend and homogenize materials. The design structure and configuration of stainless steel stirring tank can be standardized and humanized according to the requirements of production process. The stirring tank can realize feed control, discharge control, stirring control and other manual and automatic control during the stirring process. It is widely used in coatings, medicine, building materials, chemicals, pigments, resins, food, scientific research and other industries.

[0003] Among them, after searching, it was found that there is an application number CN202020198371.6, which discloses a sealing device for a mixing tank for food processing, including a mixing tank body, a sealing cover is arranged on the top of the mixing tank body, and the mixing tank body, the sealing cover, the adjusting mechanism, the limiting rod, the connecting block, the sliding block, the sliding groove, the second through port, the shell, the fixing mechanism, the fixing rod, the pull ring, the limiting block, the tension spring, the through hole, the first through port, the limiting groove and the base are used in coordination, which solves the problem that most of the sealing devices of the existing mixing tanks are not easy to disassemble, and the sealing cover will leave food residues after repeated use. It is inconvenient to clean it if it is not easy to disassemble, and it is inconvenient for users to use. The sealing device of the processing mixing tank has the advantage of easy disassembly of the sealing cover and is worthy of promotion. By setting an adjusting mechanism, the sealing cover can be limited and the stability of the limit rod when moving can be enhanced. By setting a fixing mechanism, the limit rod can be limited and fixed. By setting a sealing cover, the opening of the mixing tank body can be sealed. By setting a limit rod and a limit groove, the sealing cover can be limited. By setting a slider and a slide groove, the stability of the limit rod when moving can be enhanced. By setting a fixing rod, the limit rod can be limited and fixed. By setting a tension spring, the fixing rod can be reset. By setting a limit block, the fixing rod can be prevented from being pulled out and the tension spring can be stretched.

[0004] However, after research, it was found that the mixing tank did not have a structure to strengthen the sealing performance of the sealing cover. The sealing cover might be deformed after long-term use, thereby affecting the sealing effect. The mixing tank did not have a scraping structure. During the mixing process of food, food materials would adhere to the inner wall of the mixing tank and cause waste. Therefore, a new device was provided to solve this problem. Utility Model Content

[0005] The utility model aims to provide a sealing device for a stirring tank for food processing in order to solve the problem that the sealing performance of the sealing cover is strengthened and the scraping structure is not provided.

[0006] The technical solution adopted by the utility model is as follows: a sealing device for a mixing tank for food processing, comprising a mixing tank, a sealing cover A is flange-connected at the inlet of the mixing tank, and a sealing cover B is thread-connected at the outlet of the mixing tank;

[0007] A sealing mechanism is provided below the sealing cover A to enhance the sealing performance of the connection with the stirring tank.

[0008] Among them, the sealing mechanism includes a clamping ring, an airbag A, a valve core A and a deflation valve A. A clamping ring is fixedly installed under the sealing cover A, and an annular groove matching the clamping ring is embedded at the entrance of the mixing tank. The airbag A is embedded and bonded on the inner wall of the clamping ring, and the airbag A is annular in a top view, and the side profile of the inflated airbag A is serrated, and a clamping groove A matching the airbag A is embedded on the inner wall of the annular groove, and the valve core A and the deflation valve A connected to the airbag A pipeline are installed on the outer wall of the sealing cover A.

[0009] Among them, a water cavity is embedded in the stirring tank, a temperature-controlled electric heating rod is installed in the water cavity, an agitator is embedded in the middle of the sealing cover A, and the end of the agitator extends to near the sealing cover B, and a cleaning plate that fits the inner wall of the stirring tank is embedded on the outside of the stirring rod of the agitator through fixing bolts, and a rubber scraper is bonded to one side of the cleaning plate, and the rubber scraper is in contact with the inner wall of the stirring tank.

[0010] Among them, the inner wall of the sealing cover B is embedded and bonded with an airbag B, and the airbag B is arranged in a ring shape when viewed from above, and the outer wall at the outlet of the mixing tank is embedded with a slot B that fits with the inflated airbag B, and the outer wall of the sealing cover B is installed with a valve core B and a deflation valve B connected to the airbag B pipeline.

[0011] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0012] 1. In the utility model, the sealing cover A is covered at the entrance of the mixing tank through the sealing mechanism, and the clamping ring is just inserted into the annular groove. Then, the sealing cover A is fixed at the entrance of the mixing tank by the fixing bolts, and the gas is filled into the airbag A from the valve core A. The airbag A expands and is inserted into the clamping groove A. The gap between the serrated airbag A and the clamping groove A is arranged in a curve, which improves the sealing between the mixing tank and the sealing cover B.

[0013] 2. In the utility model, the sealing cover B is screwed on the outlet of the mixing tank, and gas is filled into the airbag B from the valve core B. The airbag B expands and is inserted into the card slot B. The airbag B performs secondary sealing between the sealing cover B and the outlet of the mixing tank, so that the sealing between the outlet of the mixing tank and the sealing cover B104 is better.

[0014] 3. In the utility model, when the stirrer stirs the food materials, the cleaning plate rotates simultaneously with the stirrer, and the rubber scraper scrapes off the food materials adhering to the inner wall of the stirring tank, thereby avoiding the food materials adhering to the inner wall of the stirring tank and causing waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the overall side section structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the partial three-dimensional structure of the cleaning plate in the utility model;

[0018] Figure 4 For the utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0019] Figure 5 For the utility model Figure 2 A schematic diagram of the enlarged structure at point B.

[0020] Markings in the figure: 1. mixing tank; 101. sealing cover A; 1011. retaining ring; 1012. air bag A; 1013. valve core A; 1014. air release valve A; 102. water chamber; 1021. temperature-controlled electric heating rod; 103. agitator; 1031. cleaning plate; 1032. rubber scraper; 104. sealing cover B; 1041. air bag B; 1042. valve core B; 1043. air release valve B. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the utility model:

[0023] Reference Figure 1-5 , a sealing device for a mixing tank for food processing, comprising a mixing tank 1, a sealing cover A101 is flange-connected at the inlet of the mixing tank 1, and a sealing cover B104 is threadedly connected at the outlet of the mixing tank 1;

[0024] A sealing mechanism is provided below the sealing cover A101 to enhance the sealing performance of the connection with the stirring tank 1 .

[0025] Reference Figure 1 ,2 4. In this embodiment, the sealing mechanism includes a snap ring 1011, an airbag A1012, a valve core A1013 and a deflation valve A1014. The snap ring 1011 is fixedly installed below the sealing cover A101, and an annular groove matching the snap ring 1011 is embedded at the entrance of the mixing tank 1. The airbag A1012 is embedded and bonded to the inner wall of the snap ring 1011, and the airbag A1012 is annularly arranged in a top view, and the side section view of the inflated airbag A1012 is serrated, and a slot A matching the airbag A1012 is embedded in the inner wall of the annular groove, and the valve core A1013 and the deflation valve A1014 connected to the airbag A1012 pipeline are installed on the outer wall of the sealing cover A101;

[0026] Pour the food materials to be stirred into the mixing tank 1 from the entrance of the mixing tank 1, cover the entrance of the mixing tank 1 with the sealing cover A101, and fit the retaining ring 1011 into the annular groove. Then, fix the sealing cover A101 at the entrance of the mixing tank 1 with the fixing bolts, fill the air bag A1012 with gas from the valve core A1013, and the air bag A1012 expands and fits into the slot A. The serrated air bag A1012 and the slot A have a curved gap, which improves the sealing between the mixing tank 1 and the sealing cover B104. When the sealing cover B104 needs to be opened, the gas inside the air bag A1012 is discharged from the air release valve A1014, and the fixing bolts between the sealing cover A101 and the mixing tank 1 are removed to disassemble the sealing cover A101.

[0027] Reference Figure 1 , 2 5. In this embodiment, the inner wall of the sealing cover B104 is embedded and bonded with an airbag B1041, and the airbag B1041 is arranged in a ring shape when viewed from above, and the outer wall at the outlet of the mixing tank 1 is embedded with a slot B that fits with the expanded airbag B1041, and the outer wall of the sealing cover B104 is installed with a valve core B1042 and a deflation valve B1043 connected to the pipeline of the airbag B1041;

[0028] Screw the sealing cover B104 on the outlet of the mixing tank 1, fill the air into the airbag B1041 from the valve core B1042, and the airbag B1041 expands and is inserted into the card slot B. The airbag B1041 performs secondary sealing between the sealing cover B104 and the outlet of the mixing tank 1, so that the sealing between the outlet of the mixing tank 1 and the sealing cover B104 is better. When the sealing cover B104 needs to be removed, the gas inside the airbag B1041 is discharged from the air release valve B1043, and then the sealing cover B104 can be unscrewed.

[0029] Reference Figure 2In this embodiment, a water cavity 102 is embedded in the stirring tank 1, and a temperature-controlled electric heating rod 1021 is installed in the water cavity 102. During the stirring of food materials, the heating liquid in the water cavity 102 can be heated by the temperature-controlled electric heating rod 1021 as needed, thereby achieving the purpose of heating the food materials.

[0030] Reference Figure 1-2 In this embodiment, a stirrer 103 is embedded in the middle of the sealing cover A101, and the end of the stirrer 103 extends to near the sealing cover B104. The stirrer 103 rotates at a high speed under the action of its matching motor to stir and mix the food materials inside the stirring tank 1.

[0031] Reference Figure 2 , 3 5. In the present embodiment, a cleaning plate 1031 which fits with the inner wall of the stirring tank 1 is nested and installed on the outside of the stirring rod of the stirrer 103 through fixing bolts. A rubber scraper 1032 is bonded to one side of the cleaning plate 1031, and the rubber scraper 1032 fits with the inner wall of the stirring tank 1. When the stirrer 103 stirs the food materials, the cleaning plate 1031 rotates simultaneously with the stirrer 103, and the rubber scraper 1032 scrapes off the food materials adhering to the inner wall of the stirring tank 1, so as to avoid the food materials adhering to the inner wall of the stirring tank 1 and causing waste.

[0032] Reference Figure 1 , 2 4. In this embodiment, the temperature-controlled electric heating rod 1021 and the stirrer 103 are both electrically connected to an external power source through a switch panel.

[0033] Working principle: First, screw the sealing cover B104 on the outlet of the mixing tank 1, fill gas into the airbag B1041 from the valve core B1042, the airbag B1041 expands and snaps into the slot B, the airbag B1041 performs secondary sealing between the sealing cover B104 and the outlet of the mixing tank 1, then pour the food materials to be mixed into the mixing tank 1 from the inlet, cover the sealing cover A101 at the inlet of the mixing tank 1, and snap ring 1011 is just snapped into the annular groove, then fix the sealing cover A101 at the inlet of the mixing tank 1 with the fixing bolts, fill gas into the airbag A1012 from the valve core A1013, the airbag A1012 expands and snaps into the slot A, the serrated airbag A1012 and the slot A have a curved gap, which improves the sealing between the mixing tank 1 and the sealing cover B104 Then, as needed, the heating liquid inside the water cavity 102 is heated by the temperature-controlled electric heating rod 1021, and then the food materials are heated. The agitator 103 rotates at a high speed under the action of its matching motor to stir and mix the food materials inside the stirring tank 1. The cleaning plate 1031 rotates simultaneously with the agitator 103, and the rubber scraper 1032 scrapes off the food materials adhering to the inner wall of the stirring tank 1 to avoid the food materials adhering to the inner wall of the stirring tank 1 and causing waste. Finally, the gas inside the air bag B1041 is discharged from the air relief valve B1043, and then the sealing cover B104 is unscrewed to guide the food materials inside the stirring tank 1, and the gas inside the air bag A1012 is discharged from the air relief valve A1014, and the fixing bolts between the sealing cover A101 and the stirring tank 1 are removed, and the sealing cover A101 is disassembled to clean the stirring tank 1 and other structures.

[0034] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A sealing device for a stirring tank for food processing, comprising a stirring tank (1), characterized in that: The inlet of the stirring tank (1) is flange-connected with a sealing cover A (101), and the outlet of the stirring tank (1) is thread-connected with a sealing cover B (104); A sealing mechanism is provided below the sealing cover A (101) to enhance the sealing performance of the connection with the stirring tank (1); The sealing mechanism comprises a snap ring (1011), an air bag A (1012), a valve core A (1013) and an air release valve A (1014); A snap ring (1011) is fixedly installed below the sealing cover A (101), and an annular groove matching the snap ring (1011) is embedded at the entrance of the stirring tank (1), an air bag A (1012) is embedded and bonded to the inner wall of the snap ring (1011), and the air bag A (1012) is annularly arranged in a top view, and the side section view of the inflated air bag A (1012) is serrated, and a slot A matching the air bag A (1012) is embedded in the inner wall of the annular groove, and a valve core A (1013) and an air release valve A (1014) connected to the air bag A (1012) pipeline are installed on the outer wall of the sealing cover A (101).

2. A sealing device for a food processing stirring tank as claimed in claim 1, characterized in that: A water chamber (102) is embedded in the stirring tank (1), and a temperature-controlled electric heating rod (1021) is installed in the water chamber (102).

3. The sealing device for a food processing stirring tank as claimed in claim 1, characterized in that: A stirrer (103) is embedded in the middle of the sealing cover A (101), and the end of the stirrer (103) extends to a position close to the sealing cover B (104).

4. A sealing device for a food processing stirring tank as claimed in claim 3, characterized in that: A cleaning plate (1031) that fits with the inner wall of the stirring tank (1) is installed on the outside of the stirring rod of the stirrer (103) by means of fixed bolts, and a rubber scraper (1032) is bonded to one side of the cleaning plate (1031), and the rubber scraper (1032) fits with the inner wall of the stirring tank (1).

5. The sealing device for a food processing stirring tank as claimed in claim 1, characterized in that: The inner wall of the sealing cover B (104) is embedded and bonded with an airbag B (1041), and the airbag B (1041) is arranged in a ring shape when viewed from above, and the outer wall at the outlet of the mixing tank (1) is embedded with a slot B that fits with the inflated airbag B (1041), and the outer wall of the sealing cover B (104) is installed with a valve core B (1042) and a deflation valve B (1043) connected to the pipeline of the airbag B (1041).

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