Device for efficiently producing gallic acid under catalysis of alkali metal salt

Abstract

The utility model discloses a device for efficiently producing gallic acid under catalysis of alkali metal salt, which comprises a main body unit, a first processing box and a second processing box arranged at the right end of the first processing box. Raw materials for producing gallic acid and an alkali metal salt catalyst are put into the first processing box from the feeding port, water is introduced into the first processing box through the feeding pipe, the heating plate heats the raw materials and the alkali metal salt catalyst, the raw materials and the alkali metal salt catalyst react, the raw materials, the alkali metal salt catalyst and the water are stirred through the stirring assembly, and then the raw materials and the alkali metal salt catalyst react. The method comprises the following steps: uniformly mixing the raw materials, accelerating the reaction of an alkali metal salt catalyst to the materials, generating a gallic acid solution, opening an electromagnetic switch valve, enabling the gallic acid solution to fall off from a connecting funnel, filtering the gallic acid solution by a filter plate, and filtering residues in the gallic acid solution by the filter plate, thereby facilitating the subsequent crystallization and drying of the gallic acid solution.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biological chemical industry, especially relate to a device of alkali metal salt catalysis high -efficient production. BACKGROUND

[0002] Gallic acid is also known as gallnut acid, the chemical name is 3, 4, and 5-trihydroxy benzoic acid, is white or light brown needle or flaky crystal, widely exists in gallnut, tara, grape and other plants. It is an important fine chemical product, is widely used in chemical industry, medicine, food and electronic industry etc.

[0003] Alkali metal salt catalysis production gallic acid is a relatively novel preparation method, compared with traditional acid hydrolysis method and alkali hydrolysis method, the method has more moderate reaction condition and lower equipment corrosion, the raw material needed for producing gallic acid is gallnut, tara, glucose, straw and other biomass, after using alkali metal salt catalysis hydrolysis, there will be residual residue, the residue mixes in the gallic acid solution after hydrolysis, affects the crystallization and drying of subsequent gallic acid raw materials. SUMMARY

[0004] This section aims to outline some aspects of the embodiments of the present application and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the present application.

[0005] Therefore, the utility model aims at providing a kind of device of alkali metal salt catalysis high -efficient production gallic acid, and it is to solve the problem of "the raw material needed for producing gallic acid is gallnut, tara, glucose, straw and other biomass, after using alkali metal salt catalysis hydrolysis, there will be residual residue, the residue mixes in the gallic acid solution after hydrolysis, affects the crystallization and drying of subsequent gallic acid raw materials".

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] A kind of device of alkali metal salt catalysis high -efficient production gallic acid, comprising:

[0008] Main unit, including No. 1 processing box, the right end of No. 1 processing box is provided with No. 2 processing box, the upper end surface of No. 1 processing box is fixedly connected with feed inlet, the feed inlet is provided with connecting cover, the upper end surface of No. 1 processing box is fixedly inserted with feed pipe;

[0009] The utility model relates to a work unit, including semicircle roller, stirring subassembly, draw material subassembly and processing groove body, semicircle roller fixedly connected in the inner wall of no.

[0010] As a preferred scheme of the device for efficiently producing gallic acid by alkali metal salt catalysis, the stirring subassembly comprises a speed reducer motor, the speed reducer motor is fixedly installed in the semicircle roller, the output end of the speed reducer motor is fixedly connected with a rotating rod, two connecting sleeves are fixedly sleeved on the rotating rod, a plurality of connecting rods are fixedly connected to each connecting sleeve in a symmetrical manner, and a stirring plate is fixedly connected to one end of each connecting rod away from the connecting sleeve.

[0011] As a preferred scheme of the device for efficiently producing gallic acid by alkali metal salt catalysis, the draw material subassembly comprises a diaphragm pump, the diaphragm pump is fixedly installed on the upper end face of the second processing box, the diaphragm pump is fixedly connected with a first connecting pipe, one end of the first connecting pipe away from the diaphragm pump is fixedly inserted into the side wall of the first processing box, the diaphragm pump is fixedly connected with a second connecting pipe, and one end of the second connecting pipe away from the diaphragm pump penetrates through the upper end face of the second processing box and is fixedly connected with a discharge hopper.

[0012] As a preferred scheme of the device for efficiently producing gallic acid by alkali metal salt catalysis, the inner wall of the first processing box is fixedly connected with two connecting strip plates in a symmetrical manner, a connecting groove is formed in each connecting strip plate, the filter plate is provided with two connecting grooves, a first connecting port is formed in the side wall of the first processing box, the filter plate penetrates through the first connecting port and is fixedly connected with a first connecting plate, and a first handle is fixedly connected to the first connecting plate.

[0013] As a preferred scheme of the device for efficiently producing gallic acid by alkali metal salt catalysis, a second connecting port is formed in the side wall of the second processing box, a second connecting plate is arranged in the second connecting port, the second connecting plate is fixedly connected with the processing groove body, and a second handle is fixedly connected to the second connecting plate.

[0014] As a preferred scheme of the alkali metal salt catalytic efficient gallic acid production device, the lower end surface of the first processing box is fixedly connected with a first supporting leg at four corners, and the lower end surface of the second processing box is fixedly connected with a second supporting leg at four corners.

[0015] The alkali metal salt catalytic efficient gallic acid production device has the following beneficial effects:

[0016] The raw material for producing gallic acid and the alkali metal salt catalyst are placed into the first processing box from the feeding port, water is introduced into the first processing box through the feeding pipe, the heating plate heats the raw material and the alkali metal salt catalyst, the raw material and the alkali metal salt catalyst react, the raw material, the alkali metal salt catalyst and water are stirred by the stirring assembly, so that they are uniformly mixed, the reaction of the alkali metal salt catalyst on the material is accelerated, gallic acid solution is generated by the reaction, the electromagnetic switch valve is opened, the gallic acid solution falls from the connecting hopper, the filter plate filters the gallic acid solution, and the filter plate filters the residue in the gallic acid solution, so that subsequent crystallization and drying of the gallic acid solution are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme 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 for those skilled in the art, other drawings can also be obtained from these drawings without creative labor. Among them:

[0018] Figure 1 A front overall structure schematic view of the alkali metal salt catalytic efficient gallic acid production device is provided.

[0019] Figure 2 A front view of Figure 1

[0020] Figure 3 A partial cross-sectional structure schematic view of Figure 2

[0021] In the drawings: 100, main unit; 101, first processing box; 102, second processing box; 103, feeding port; 104, feeding pipe; 105, first supporting leg; 106, second supporting leg;

[0022] ​​200, work unit; 201, semicircular roller; 202, stirring assembly; 202a, speed reducer motor; 202b, rotating rod; 202c, connecting rod; 202d, stirring plate; 203, filter plate; 204, material pumping assembly; 204a, diaphragm pump; 204b, No. 1 connecting pipe; 204c, No. 2 connecting pipe; 204d, discharge hopper; 205, processing tank body; 206, heating element; 207, heating pipe; 208, connecting strip plate; 209, No. 1 connecting plate; 210, No. 2 connecting plate; 211, connecting hopper; 212, heating plate. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0024] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in a variety of ways beyond the specific details set forth herein without departing from the scope of the present application. It can be apparent to one skilled in the art that the present application can be practiced without the specific details set forth in the following description.

[0025] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an embodiment that is independent or alternative to other embodiments.

[0026] Thirdly, the present application is described in detail in conjunction with the schematic diagram. In the detailed description of the embodiments of the present application, the cross-sectional view of the device structure is partially enlarged without the general proportion for the convenience of description, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual manufacture.

[0027] Reference Figures 1-3 The present application provides a device for efficiently producing gallic acid by catalysis of alkali metal salt, comprising:

[0028] The main unit 100 comprises a No. 1 processing box 101, a No. 2 processing box 102 is arranged at the right end of the No. 1 processing box 101, a feed inlet 103 is fixedly connected to the upper end face of the No. 1 processing box 101, a connecting cover is arranged on the feed inlet 103, and a feed pipe 104 is fixedly inserted into the upper end face of the No. 1 processing box 101;

[0029] The work unit 200 includes a semicircular roller 201, a stirring assembly 202, a material extraction assembly 204 and a processing tank body 205. The semicircular roller 201 is fixedly connected to the inner wall of the first processing box 101. The stirring assembly 202 is arranged in the first processing box 101. A plurality of heating plates 212 are symmetrically arranged on the inner wall of the first processing box 101. A connecting hopper 211 is fixedly connected to the inner wall of the first processing box 101. A communication pipe is fixedly connected to the connecting hopper 211. An electromagnetic switch valve is arranged on the communication pipe. A filter plate 203 is arranged at the lower end of the connecting hopper 211. The material extraction assembly 204 is arranged on the first processing box 101 and the second processing box 102. The processing tank body 205 is arranged in the second processing box 102. A heating piece 206 is fixedly connected to the inner wall of the second processing box 102. A plurality of heating pipes 207 are fixedly installed on the heating piece 206. The raw material for producing gallic acid and the alkali metal salt catalyst are put into the first processing box 101 from the feeding port 103. Water is introduced into the first processing box 101 through the feeding pipe 104. The heating plates 212 heat the raw material and the alkali metal salt catalyst. The raw material and the alkali metal salt catalyst react. The stirring assembly 202 stirs the raw material, the alkali metal salt catalyst and the water to make them uniformly mixed, accelerate the reaction of the alkali metal salt catalyst on the raw material. The gallic acid solution produced by the reaction is obtained. The electromagnetic switch valve is opened. The gallic acid solution falls from the connecting hopper 211. The filter plate 203 filters the gallic acid solution. The filter plate 203 filters the residue in the gallic acid solution, which is convenient for subsequent crystallization and drying of the gallic acid solution.

[0030] The stirring assembly 202 includes a speed reducer 202a, which is fixedly installed in the semicircular roller 201. The output end of the speed reducer 202a is fixedly connected with a rotating rod 202b. Two connecting sleeves are fixedly sleeved on the rotating rod 202b. Each connecting sleeve is symmetrically fixedly connected with a plurality of connecting rods 202c. Each connecting rod 202c is fixedly connected with a stirring plate 202d at the end away from the connecting sleeve. The output end of the speed reducer 202a drives the rotating rod 202b to rotate. The rotating rod 202b drives the connecting rods 202c and the stirring plates 202d to rotate through the connecting sleeves, thereby stirring the raw material, the alkali metal salt catalyst and the water to make them uniformly mixed and accelerate the hydrolysis of the alkali metal salt catalyst on the raw material.

[0031] Furthermore, the extraction component 204 includes a diaphragm pump 204a, which is fixedly installed on the upper end surface of the No. 2 processing box 102. The diaphragm pump 204a is fixedly connected to the No. 1 connecting pipe 204b. The end of the No. 1 connecting pipe 204b facing away from the diaphragm pump 204a is fixedly inserted into the side wall of the No. 1 processing box 101. The diaphragm pump 204a is fixedly connected to the No. 2 connecting pipe 204c. The end of the No. 2 connecting pipe 204c facing away from the diaphragm pump 204a passes through the upper end surface of the No. 2 processing box 102 and is fixedly connected to the discharge hopper 204d. The diaphragm pump 204a passes the filtered gallic acid solution into the processing tank body 205 through the No. 1 connecting pipe 204b, the No. 2 connecting pipe 204c and the discharge hopper 204d.

[0032] Furthermore, two connecting strips 208 are symmetrically fixedly connected to the inner wall of the No. 1 processing box 101, each connecting strip 208 is provided with a connecting groove, and the filter plate 203 is provided with two connecting grooves. The side wall of the No. 1 processing box 101 is provided with a No. 1 connecting port, and the filter plate 203 passes through the No. 1 connecting port and is fixedly connected to the No. 1 connecting plate 209. A No. 1 handle is fixedly connected to the No. 1 connecting plate 209, and the filter plate 203 can be taken out through the No. 1 handle to clean the residue filtered on the filter plate 203.

[0033] Furthermore, a No. 2 connection port is provided on the side wall of the No. 2 processing box 102, and a No. 2 connection plate 210 is provided in the No. 2 connection port. The No. 2 connection plate 210 is fixedly connected to the processing tank body 205, and the No. 2 connection plate 210 is fixedly connected to the No. 2 handle. The processing tank body 205 can be taken out through the No. 2 handle, which facilitates the removal of gallic acid in the crystallized and dried part of the processing tank body 205.

[0034] Furthermore, the four corners of the lower end surface of the No. 1 processing box 101 are fixedly connected to the No. 1 support leg 105, and the four corners of the lower end surface of the No. 2 processing box 102 are fixedly connected to the No. 2 support leg 106.

[0035] In use, the connecting cover is removed, the raw material for producing gallic acid and the alkali metal salt catalyst are placed into the first processing box 101 from the feeding port 103, water is introduced into the first processing box 101 through the feeding pipe 104, the heating plate 212 heats the raw material and the alkali metal salt catalyst, the raw material and the alkali metal salt catalyst react, the speed reducer 202a is started, the output end of the speed reducer 202a drives the rotating rod 202b to rotate, the rotating rod 202b drives the connecting rod 202c and the stirring plate 202d to rotate through the connecting sleeve, and then the raw material, the alkali metal salt catalyst and water can be stirred to be uniformly mixed, the reaction of the alkali metal salt catalyst on the raw material is accelerated, the gallic acid solution generated by the reaction is discharged from the connecting hopper 211, the filter plate 203 filters the gallic acid solution, the filter plate 203 filters the residues in the gallic acid solution, the subsequent crystallization and drying of the gallic acid solution are facilitated, the diaphragm pump 204a is started, and the diaphragm pump 204a passes the first connecting pipe 204b and the second connecting pipe 204c and the discharge hopper 204d to introduce the filtered gallic acid solution into the processing tank body 205, and the heating pipe 207 and the heating piece 206 crystallize and dry the gallic acid solution in the processing tank body 205.

[0036] It is worth noting that the entire device is controlled by the controller, and since the controller is a commonly used device and belongs to existing mature technology, the electrical connection relationship and the specific circuit structure are not described again.

[0037] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A device for catalytic production of gallic acid with high efficiency by alkali metal salt, characterized by: Include: The main unit (100) includes a number of processing box (101), the right end of the number of processing box (101) is provided with a number of processing box (102), the upper end surface of the number of processing box (101) is fixedly connected with the feed inlet (103), the feed inlet (103) is provided with a connecting cover, the upper end surface of the number of processing box (101) is fixedly inserted with a feed pipe (104); The operation unit (200) includes a semicircle roller (201), a stirring assembly (202), a material extraction assembly (204) and a processing groove body (205), the semicircle roller (201) is fixedly connected to the inner wall of the number of processing box (101), the stirring assembly (202) is arranged in the number of processing box (101), a plurality of heating plates (212) are symmetrically arranged on the inner wall of the number of processing box (101), a connecting hopper (211) is fixedly connected to the inner wall of the number of processing box (101), a communication pipe is fixedly connected to the connecting hopper (211), an electromagnetic switch valve is arranged on the communication pipe, a filter plate (203) is arranged at the lower end of the connecting hopper (211), the material extraction assembly (204) is arranged on the number of processing box (101) and the number of processing box (102), the processing groove body (205) is arranged in the number of processing box (102), a heating element (206) is fixedly connected to the inner wall of the number of processing box (102), a plurality of heating pipes (207) are fixedly installed on the heating element (206).

2. The device for efficient production of gallic acid by catalysis of alkali metal salt according to claim 1, characterized in that: The stirring assembly (202) includes a speed reducer (202a), the speed reducer (202a) is fixedly installed in the semicircle roller (201), the output end of the speed reducer (202a) is fixedly connected with a rotating rod (202b), the rotating rod (202b) is fixedly sleeved with two connecting sleeves, each connecting sleeve is symmetrically fixedly connected with a plurality of connecting rods (202c), and each connecting rod (202c) is fixedly connected with a stirring plate (202d) away from the connecting sleeve.

3. The device for efficient production of gallic acid by catalysis of alkali metal salt according to claim 1, characterized in that: The material extraction assembly (204) includes a diaphragm pump (204a), the diaphragm pump (204a) is fixedly installed on the upper end surface of the number of processing box (102), the diaphragm pump (204a) is fixedly connected with a first connecting pipe (204b), one end of the first connecting pipe (204b) away from the diaphragm pump (204a) is fixedly inserted in the side wall of the number of processing box (101), the diaphragm pump (204a) is fixedly connected with a second connecting pipe (204c), one end of the second connecting pipe (204c) away from the diaphragm pump (204a) penetrates the upper end surface of the number of processing box (102) and is fixedly connected with a discharge hopper (204d).

4. The device for efficient production of gallic acid by catalysis of alkali metal salt according to claim 1, characterized in that: Two connecting strips (208) are symmetrically and fixedly connected to the inner wall of the first processing box (101), each of the connecting strips (208) is provided with a connecting groove, the filter plate (203) is provided with two connecting grooves, a first connecting port is formed in the side wall of the first processing box (101), the filter plate (203) penetrates through the first connecting port and is fixedly connected with a first connecting plate (209), and the first connecting plate (209) is fixedly connected with a first handle.

5. The device for efficient production of gallic acid by catalysis of alkali metal salt according to claim 1, characterized in that: A second connecting port is formed in the side wall of the second processing box (102), a second connecting plate (210) is arranged in the second connecting port, the second connecting plate (210) is fixedly connected with the processing groove body (205), and the second connecting plate (210) is fixedly connected with a second handle.

6. The device for efficient production of gallic acid by catalysis of alkali metal salt according to claim 1, characterized in that: The lower end surface of the first processing box (101) is fixedly connected with a first supporting leg (105) at four corners, and the lower end surface of the second processing box (102) is fixedly connected with a second supporting leg (106) at four corners.

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