Storage device for diethyl maleate production

Abstract

The utility model relates to the technical field of storage devices, and discloses a storage device for diethyl maleate production, which comprises a storage barrel, a feed port is arranged at the top of the storage barrel, a cooling component is arranged above the storage barrel, and the cooling component comprises a conveying component and a coating body; according to the storage device for diethyl maleate production, cooling water in the water tank is conveyed into the double-layer water bag through the first pipe section, the double-layer water bag wraps the outer side wall of the storage barrel, a solution on the outer side of the storage barrel and a solution in the middle of the storage barrel are cooled, the solution cooling range is large, and the temperature in the storage barrel is monitored more accurately; meanwhile, uneven cooling solution is avoided, and danger is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of storage devices, in particular to a storage device for producing diethyl maleate. Background Art

[0002] Diethyl maleate, also known as maleic diacetate, is a colorless, transparent liquid with a chemical formula of C6H804 and a molecular weight of 144.13. It is prepared by heating maleic acid and ethanol in the presence of an acid catalyst (such as sulfuric acid). Diethyl maleate usually needs to be stored in a cool and dry environment, and should be kept away from open flames as much as possible during storage.

[0003] In the patent reference document CN209834520U published in China, a storage device for the production of diethyl maleate is obtained; when the average temperature is higher than the preset dangerous temperature, the inflation source and the pump body are started, and the inflation source inflates the inner layer of the double-layer core, so that the inner layer of the double-layer core swells, until the inner layer of the double-layer core wraps the inner barrel, forming an annular water structure, which has a good cooling effect and keeps the inner barrel in a continuous low-temperature environment; however, the existing storage devices usually only cover and cool the outer layer of the barrel, and the temperature of the middle solution is still relatively high. Utility Model Content

[0004] In view of the problem that the above-mentioned existing storage devices usually only coat and cool the outer layer of the barrel, and the temperature of the solution in the middle is still relatively high, the present utility model is proposed.

[0005] Therefore, the utility model aims to provide a storage device for the production of diethyl maleate, the purpose of which is to cool the solution outside the storage barrel and the solution in the middle to avoid uneven cooling of the solution and avoid danger.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a storage device for the production of diethyl maleate, comprising a storage barrel, a feed port is arranged on the top of the storage barrel, and a cooling component is arranged above the storage barrel; the cooling component comprises a conveying component and a coating body, the conveying component comprises a pipe section 1 and a two-way water pump, the two-way water pump is fixedly mounted on the pipe section 1, and the pipe section 1 is connected to the coating body; a safety valve, the safety valve is mounted on the top of the storage barrel, and the safety valve is used to automatically start when the pressure exceeds a preset value to ensure the safety of the storage device; a temperature sensor, the temperature sensor is mounted on the surface of the storage barrel, and the temperature sensor detection head extends to the inside of the storage barrel, and the temperature sensor is used to monitor the temperature inside the storage barrel in real time; a controller, the controller is mounted on the surface of the storage barrel, and the controller is used to judge whether the measured temperature is close to a dangerous temperature based on the temperature measured by the temperature sensor, and start the two-way water pump when the measured temperature is close to the dangerous temperature; a stirring component, the stirring component is arranged inside the storage barrel.

[0007] As a preferred solution of the storage device for diethyl maleate production of the utility model, the cooling component includes a water tank, and the water tank is located below the conveying component.

[0008] As a preferred solution of the storage device for producing diethyl maleate of the utility model, the cooling component includes a cooling part, and the cooling part includes a condenser and ice cubes. The condenser is sleeved on the side of the water tank, and the ice cubes are located inside the water tank.

[0009] As a preferred solution of the storage device for producing diethyl maleate of the utility model, the cooling component includes a coating body, the coating body includes a groove, the groove is arranged outside the storage barrel, and the storage barrel is covered with a double-layer water bag.

[0010] As a preferred solution of the storage device for producing diethyl maleate described in the utility model, the stirring assembly includes a motor, the output end of the motor is fixedly connected to a rotating rod 1, the surface of the rotating rod 1 is sleeved with a gear 1, and stirring components are respectively arranged on both sides of the motor.

[0011] As a preferred solution of the storage device for the production of diethyl maleate described in the utility model, the stirring component includes gear 2, which is meshed with gear 1, and a rotating rod 2 is fixedly connected inside the gear 2, and the rotating rod 2 passes through the gear 2, and a scraping component is fixedly connected to the surface of the rotating rod 2.

[0012] As a preferred solution of the storage device for the production of diethyl maleate described in the utility model, the scraping assembly includes a connecting block, two groups of brackets are fixedly connected to the surface of the connecting block, one side of the two groups of brackets are respectively provided with a stirring frame, and the side of the stirring frame close to the inner wall of the storage barrel is fixedly connected with multiple groups of scrapers, and a brush is provided on one side of the scraper.

[0013] Beneficial effects of the utility model:

[0014] 1. The utility model transports the cooling water in the water tank to the inside of the double-layer water bag through a pipe section 1. The double-layer water bag wraps the outer wall of the storage barrel to cool the solution outside the storage barrel and the solution in the middle of the storage barrel, so that the cooling solution has a large range and the temperature inside the storage barrel is monitored more accurately, while avoiding uneven cooling of the solution and avoiding danger.

[0015] 2. In the utility model, the output end of the motor drives the rotating rod 1 to rotate, thereby driving the gear 1 to rotate, and then the gear 2 meshes with the gear 1 and rotates at the same time, driving the rotating rod 2 to rotate, so that the connecting block, the bracket, and the stirring frame rotate accordingly, and the brush scrapes the inner wall of the storage barrel to avoid stratification or crystallization of the solution inside the storage barrel, thereby improving the quality of solution storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0017] Figure 1 The utility model is a schematic diagram of the overall structure of the storage device for producing diethyl maleate.

[0018] Figure 2 It is a cross-sectional view of a storage device for producing diethyl maleate according to the utility model.

[0019] Figure 3 The utility model is a schematic diagram of the overall structure of the stirring component of the storage device for producing diethyl maleate.

[0020] Figure 4 The utility model is a schematic diagram of the overall structure of the scraping component of the storage device for producing diethyl maleate.

[0021] Description of reference numerals:

[0022] 1. Storage barrel; 2. Feed inlet; 3. Safety valve; 4. Temperature sensor; 5. Controller; 6. Cooling component; 61. Water tank; 62. Cooling component; 621. Condenser; 622. Ice cubes; 63. Conveying component; 631. Pipe section 1; 632. Two-way water pump; 64. Sheath; 641. Groove; 642. Double-layer water bag; 7. Stirring component; 71. Motor; 72. Rotating rod 1; 73. Gear 1; 74. Stirring component; 741. Rotating rod 2; 742. Gear 2; 743. Scraping component; 7431. Connecting block; 7432. Bracket; 7433. Stirring frame; 7434. Scraper; 7435. Brush. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0024] Example 1

[0025] Reference Figure 1 to Figure 2 , which is the first embodiment of the utility model, provides a storage device for the production of diethyl maleate, the storage device for the production of diethyl maleate includes a storage barrel 1, the top of the storage barrel 1 is provided with a feed port 2, the storage barrel 1 is provided with a cooling component 6 above; the cooling component 6 includes a water tank 61, the water tank 61 is located below the conveying component 63, the cooling component 6 includes a cooling component 62, the cooling component 62 includes a condenser 621 and ice cubes 622, the condenser 621 is sleeved on the side of the water tank 61, the ice cubes 622 are located inside the water tank 61, the cooling component 6 includes a conveying component 63 and a coating 64, the conveying component 63 includes a pipe section 1 631 and a two-way water pump 632, the two-way water pump 632 is fixedly installed on the pipe section 1 631, and the pipe section 1 631 is connected to the coating 64; the cooling component 6 includes A covering body 64, the covering body 64 includes a groove 641, the groove 641 is arranged on the outside of the storage barrel 1, and the storage barrel 1 is provided with a double-layer water bag 642 on the outside; a safety valve 3, the safety valve 3 is installed on the top of the storage barrel 1, and the safety valve 3 is used to automatically start when the pressure exceeds a preset value to ensure the safety of the storage device; a temperature sensor 4, the temperature sensor 4 is installed on the surface of the storage barrel 1, and the detection head of the temperature sensor 4 extends to the inside of the storage barrel 1, and the temperature sensor 4 is used to monitor the temperature inside the storage barrel 1 in real time; a controller 5, the controller 5 is installed on the surface of the storage barrel 1, and the controller 5 is used to judge whether the measured temperature is close to the dangerous temperature based on the temperature measured by the temperature sensor 4, and start the two-way water pump 632 when the measured temperature is close to the dangerous temperature; a stirring component 7, the stirring component 7 is arranged inside the storage barrel 1.

[0026] During use, the solution is poured into the storage barrel 1 through the feed port 2, the pressure inside the storage barrel 1 is monitored by the pressure sensor, the detection probe of the temperature sensor 4 is extended into the solution to monitor the temperature of the solution, and the controller 5 receives signals from the pressure sensor and the temperature sensor 4. When the pressure exceeds the preset value, the safety valve 3 is automatically started to ensure the safety of the storage device. When the measured temperature is close to the dangerous temperature, the two-way water pump 632 is started to transport the cooling water inside the water tank 61 to the double-layer water bag 642 through the pipe section 1 631. The double-layer water bag 642 wraps the outer wall of the storage barrel 1 to cool the solution outside the storage barrel 1 and the solution in the middle. After the cooling is completed, the two-way water pump 632 is used to absorb the water inside the double-layer water bag 642 into the water tank 61 through the conduit, and then the absorbed water is cooled through the condenser 621 and the ice cubes 622 for secondary transportation and utilization.

[0027] Example 2

[0028] Reference Figures 1 to 4, is the second embodiment of the utility model, which is different from the first embodiment in that: the stirring assembly 7 includes a motor 71, the output end of the motor 71 is fixedly connected to a rotating rod 1 72, the surface of the rotating rod 1 72 is sleeved with a gear 1 73, and stirring components 74 are respectively provided on both sides of the motor 71, and the stirring component 74 includes a gear 2 742, and the gear 2 742 is meshed with the gear 1 73, and the gear 2 741 is fixedly connected to the inside of the gear 2 742, and the rotating rod 2 741 is penetrated by the gear 2 742, and the surface of the rotating rod 2 741 is fixedly connected to a scraping assembly 743, and the scraping assembly 743 includes a connecting block 74 31. Two groups of brackets 7432 are fixedly connected to the surface of the connecting block 7431. A stirring frame 7433 is respectively provided on one side of the two groups of brackets 7432. A plurality of scrapers 7434 are fixedly connected to one side of the stirring frame 7433 close to the inner wall of the storage barrel 1. The scrapers 7434 are made of soft silicone. Soft silicone is a polymer compound formed by polymerization of organic silane. Usually, some hardness regulators and stabilizers are added during the preparation process. The soft silicone material has high flexibility and elasticity. The scrapers 7434 are large in number and volume. When rotating, they can scrape a large range of the inner wall of the storage barrel 1 to avoid adhesion. A brush 7435 is provided on one side of the scraper 7434.

[0029] During use, the motor 71 is started, and the output end of the motor 71 drives the rotating rod 1 72 to rotate, thereby driving the gear 1 73 to rotate, and then the gear 2 742 engages with the gear 1 73 and rotates at the same time, driving the rotating rod 2 741 to rotate, so that the connecting block 7431, the bracket 7432, and the stirring frame 7433 rotate accordingly, and the brush 7435 scrapes the inner wall of the storage barrel 1.

[0030] The remaining structures are the same as those of Example 1.

[0031] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A storage device for producing diethyl maleate, comprising a storage barrel (1), wherein a feed port (2) is provided at the top of the storage barrel (1), and wherein: A cooling component (6) is provided above the storage barrel (1); The cooling component (6) comprises a conveying component (63) and a covering body (64); the conveying component (63) comprises a pipe section 1 (631) and a bidirectional water pump (632); the bidirectional water pump (632) is fixedly mounted on the pipe section 1 (631); the pipe section 1 (631) is in communication with the covering body (64); A safety valve (3), the safety valve (3) being installed on the top of the storage barrel (1), the safety valve (3) being used to automatically start when the pressure exceeds a preset value, thereby ensuring the safety of the storage device; A temperature sensor (4), the temperature sensor (4) being mounted on the surface of the storage barrel (1), and a detection head of the temperature sensor (4) extending into the interior of the storage barrel (1), the temperature sensor (4) being used to monitor the temperature inside the storage barrel (1) in real time; A controller (5), the controller (5) being mounted on the surface of the storage barrel (1), the controller (5) being used to determine whether the measured temperature is close to a dangerous temperature based on the temperature measured by the temperature sensor (4), and to start the bidirectional water pump (632) when the measured temperature is close to the dangerous temperature; A stirring assembly (7), wherein the stirring assembly (7) is arranged inside the storage barrel (1).

2. The storage device for production of diethyl maleate according to claim 1, characterized in that: The cooling component (6) comprises a water tank (61), and the water tank (61) is located below the conveying component (63).

3. The storage device for production of diethyl maleate according to claim 2, characterized in that: The cooling component (6) comprises a cooling component (62), wherein the cooling component (62) comprises a condensing tube (621) and ice cubes (622), wherein the condensing tube (621) is sleeved around the water tank (61), and the ice cubes (622) are located inside the water tank (61).

4. The storage device for production of diethyl maleate according to claim 3, characterized in that: The cooling component (6) comprises a covering body (64), the covering body (64) comprises a groove (641), the groove (641) is arranged outside the storage barrel (1), and the storage barrel (1) is provided with a double-layer water bag (642) outside.

5. The storage device for production of diethyl maleate according to claim 4, characterized in that: The stirring assembly (7) comprises a motor (71), the output end of the motor (71) being fixedly connected to a rotating rod (72), a gear (73) being sleeved on the surface of the rotating rod (72), and stirring components (74) are respectively arranged on both sides of the motor (71).

6. The storage device for producing diethyl maleate according to claim 5, characterized in that: The stirring component (74) comprises a second gear (742), the second gear (742) meshing with the first gear (73), the second gear (742) being fixedly connected to a second rotating rod (741) inside the second gear (742), and the second rotating rod (741) passing through the second gear (742), and the surface of the second rotating rod (741) being fixedly connected to a scraping assembly (743).

7. The storage device for producing diethyl maleate according to claim 6, characterized in that: The scraping assembly (743) comprises a connecting block (7431), two groups of brackets (7432) being fixedly connected to the surface of the connecting block (7431), stirring racks (7433) being respectively provided on one side of the two groups of brackets (7432), a stirring rack (7433) being fixedly connected to a side of the stirring rack (7433) close to the inner wall of the storage barrel (1) with a plurality of groups of scrapers (7434), and a brush (7435) being provided on one side of the scraper (7434).

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