Efficient separation and purification device for cis-4-hydroxycyclohexane carboxylic acid

Abstract

The utility model discloses an efficient separation and purification device for cis-4-hydroxycyclohexane carboxylic acid, which belongs to the technical field of chemical separation and purification and comprises a rack, an overturning assembly is arranged on the rack and connected with a separation and purification cylinder, and the separation and purification cylinder is of a double-layer structure and comprises an inner layer and an outer layer. A temperature control assembly is arranged between the inner layer and the outer layer, a partition film is arranged in the middle of the inner layer and divides the inner layer into a mixing area and a separation area, the mixing area is provided with a feeding port and a stirring assembly, the partition film is provided with a discharging valve, a filter screen is arranged on the side, close to the partition film, of the separation area, and the partition film is provided with a discharging valve. And the separation area is provided with a discharge port. Rapid switching between the mixing area and the separation area is achieved through the overturning assembly, the time for transferring materials among different devices is shortened, and therefore the efficiency of the whole separation and purification process is improved; the exposure time of the material in the air is shortened, and the risk of oxidation or degradation of the product is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to chemical separation and purification technical field, concretely relates to a kind of high-efficiency separation and purification device of cis-4-hydroxycyclohexane carboxylic acid. BACKGROUND

[0002] In the chemical synthesis process, especially in the field of fine chemical industry, the purification and separation of product is the key step to improve product quality and yield. Although traditional separation and purification methods such as filtration, centrifugation and distillation can realize the separation of product to some extent, the efficiency and purity are often difficult to meet the requirements when dealing with high viscosity, fine particles or low solubility substances. In addition, the existing separation and purification equipment usually needs to transfer materials between different equipment or containers, which not only increases the complexity of operation, but also may cause product loss and contamination.

[0003] Therefore, developing a separation and purification device that can effectively combine the functions of filtration and mixing is of great significance to improve the production efficiency and product quality of cis-4-hydroxycyclohexane carboxylic acid. SUMMARY

[0004] To solve the above-mentioned problems, the utility model discloses a kind of high-efficiency separation and purification device of cis-4-hydroxycyclohexane carboxylic acid, the quick switching of mixing zone and separation zone is realized by turnover assembly, the time of material transfer between different equipment is reduced, so as to improve the efficiency of entire separation and purification process;The design of turnover assembly allows rapid transfer of mixed material to separation zone without interrupting operation, reduces the exposure time of material in air, and reduces the risk of product oxidation or degradation.

[0005] To achieve the above purpose, the specific technical scheme of the present application is as follows:

[0006] A kind of high-efficiency separation and purification device of cis-4-hydroxycyclohexane carboxylic acid, including rack, turnover assembly is equipped on the rack, the turnover assembly is connected separation and purification cylinder, the separation and purification cylinder is double-layer structure, including inner layer and outer layer, temperature control assembly is equipped between the inner layer and outer layer, the middle part of the inner layer is equipped with compartment membrane, the inner layer is divided into mixing zone and separation zone by the compartment membrane, the mixing zone is equipped with feed inlet and stirring assembly, discharge valve is equipped on the compartment membrane, filter screen is equipped in the separation zone near the compartment membrane side, the separation zone is equipped with discharge port.

[0007] Based on the above technical features, further, the turnover assembly comprises: a rotating shaft, the rotating shaft is rotatably fixed on the rack; a drive motor, the drive motor is connected with the rotating shaft, used to provide the turnover power; at least one bearing, the bearing is installed on the rotating shaft, used to support the separation and purification cylinder and reduce the friction; a limiting device, the limiting device is used to control the turnover angle of the separation and purification cylinder, ensure its turnover between the mixing area and the separation area 180°; a fixing assembly, used to connect the rotating shaft and the solidification separation and purification cylinder.

[0008] Based on the above technical features, preferably, the drive motor is a servo motor, the servo motor is connected with the rotating shaft through a reducer, to provide accurate turnover control.

[0009] Based on the above technical features, further, the limiting device comprises a limit switch, the limit switch is installed on the rack; two trigger blocks, the trigger blocks are respectively fixed on the outer layer of the mixing area and the separation area and arranged 180°, the trigger blocks are used to trigger the limit switch to stop the turnover.

[0010] Based on the above technical features, preferably, the separation and purification cylinder is provided with an observation window, which can observe the mixing area and the separation area at the same time.

[0011] Based on the above technical features, preferably, the bottom of the separation area is designed as a taper, to promote the flow and collection of the material.

[0012] Compared with the prior art, the application has the following advantages:

[0013] The application realizes the rapid switching of the mixing area and the separation area through the turnover assembly, reduces the time of material transfer between different devices, and improves the efficiency of the whole separation and purification process; the design of the turnover assembly allows the mixed material to be quickly transferred to the separation area without interrupting the operation, reduces the exposure time of the material in the air, and reduces the risk of product oxidation or degradation;

[0014] The use of servo motor, reducer and trigger block provides accurate turnover control, ensures the accurate turnover angle of the separation and purification cylinder between the mixing area and the separation area, and avoids the incomplete separation of the material;

[0015] The design of the observation window enables the operator to observe the mixing area and the separation area at the same time, and monitor the state of the material and the separation process in real time;

[0016] Since the whole separation and purification process is completed in the same device, the energy consumption of material transfer between different devices is reduced, the energy consumption is reduced, the compact design reduces the floor area, saves space, and also reduces the maintenance and operation cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the high-efficiency separation and purification device for cis-4-hydroxycyclohexane carboxylic acid of the utility model.

[0018] LIST OF FIGURES

[0019] 1, rack; 2, turnover assembly; 201, driving motor; 202, rotating shaft; 203, speed reducer; 204, bearing; 3, separation and purification cylinder; 301, outer layer; 302, inner layer; 4, observation window; 5, temperature control assembly; 6, compartment membrane; 7, mixing area; 8, separation area; 9, discharge valve; 10, stirring assembly; 11, feed inlet; 12, filter screen; 13, discharge port; 14, limiting device; 1401, limiting switch; 1402, trigger block; 15, fixing assembly. DETAILED DESCRIPTION

[0020] The present application will be further illustrated below in conjunction with the drawings and specific embodiments, and it should be understood that the following specific embodiments are only used to illustrate the present application and not to limit the scope of the present application.

[0021] It should be noted that the words "upper", "lower", "left", "right", "front" and "back" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" refer to the directions towards or away from the geometric center of a particular component. In addition, the terms "mounting", "connecting", "connection" should be interpreted broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] As Figure 1 shown, a high-efficiency separation and purification device for cis-4-hydroxycyclohexane carboxylic acid, comprising a rack 1, the rack 1 is provided with a turnover assembly 2, the turnover assembly 2 is connected with a separation and purification cylinder 3. The separation and purification cylinder 3 is a double-layer structure, comprising an inner layer 302 and an outer layer 301, a temperature control assembly 5 is arranged between the inner layer and the outer layer. The middle part of the inner layer 302 is provided with a compartment membrane 6, which divides the inner layer into a mixing area 7 and a separation area 8.

[0023] The turnover assembly 2 comprises a rotating shaft 202 rotatably fixed on the frame 1, a driving motor 201 connected to the rotating shaft 202 for providing turnover power, at least one bearing 204 mounted on the rotating shaft 202 for supporting the separation and purification cylinder and reducing friction, a limiting device 14 for controlling the turnover angle of the separation and purification cylinder, ensuring that it is turned 180° between the mixing area and the separation area, and a fixing assembly 15 for connecting the rotating shaft 202 and the fixed separation and purification cylinder 3. The fixing assembly 15 can be a clamp connected to the outer layer, and the outer layer is provided with a corresponding clamp groove.

[0024] The driving motor 201 is a servo motor connected to the rotating shaft 202 through a speed reducer 203 to provide accurate turnover control.

[0025] Further, the limiting device 14 comprises a limiting switch 1401 mounted on the frame 1, and two trigger blocks 1402 fixed on the outer layers of the mixing area and the separation area respectively and arranged 180° apart, which are used to trigger the limiting switch to stop the turnover. When the trigger block 1402 reaches the specified position, the limiting switch is triggered to stop.

[0026] The mixing area 7 is provided with a feeding port 11 and a stirring assembly 10, and the partition membrane 6 is provided with a discharge valve 9, which can control the discharge speed. The mixed material enters the separation area 8 from the discharge valve 9 under the turnover state of the separation and purification cylinder.

[0027] The separation area 8 is provided with a filter screen 12 near the partition membrane 6, which is made of microporous filter material such as polytetrafluoroethylene (PTFE) or stainless steel screen to provide chemical corrosion resistance and high mechanical strength. The separation area 12 is provided with a discharge port 13.

[0028] Preferably, the separation and purification cylinder is provided with an observation window 4 made of pressure-resistant transparent material, which can simultaneously observe the mixing area 7 and the separation area 8.

[0029] Preferably, the bottom of the separation area is designed as a cone to facilitate the flow and collection of the material.

[0030] Working principle: the working principle of the efficient separation and purification device is that the quick switching of the mixing area and the separation area is realized through the turnover assembly, so that the efficient separation and purification of the material are realized. The mixing area is used for mixing the material, and the stirring assembly ensures that the material is uniformly mixed. The turnover assembly turns the separation and purification cylinder by 180 degrees, changes the mixing area into the separation area, and the material enters the separation area through the discharge valve on the partition membrane. In the separation area, the filter screen realizes the filtration and separation of the material, and the separated product is collected through the discharge port.

[0031] It should be noted that the drawings only illustrate the technical idea of the present application, and cannot limit the protection scope of the present application. For ordinary skilled persons in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, which fall within the protection scope of the claims of the present application.

Claims

1. A highly efficient separation and purification device for cis-4-hydroxycyclohexane carboxylic acid, characterized in that: The utility model provides a separation and purification device, including frame, be equipped with turnover assembly on the frame, the turnover assembly connects separation and purification cylinder, separation and purification cylinder is double -layer structure, including inner layer and outer layer, be equipped with temperature control assembly between the inner layer and the outer layer, the middle part of inner layer is equipped with compartment membrane, the inner layer is divided into mixing area and separation area with compartment membrane, mixing area is equipped with feed inlet and stirring assembly, be equipped with discharge valve on compartment membrane, separation area is equipped with filter screen near compartment membrane one side, separation area is equipped with discharge port.

2. A device for separating and purifying cis-4-hydroxycyclohexanecarboxylic acid efficiently according to claim 1, characterized by: The turnover assembly includes a rotating shaft, the rotating shaft is rotatably fixed on the frame, a drive motor, the drive motor is connected with the rotating shaft to provide the turnover power, at least one bearing, the bearing is installed on the rotating shaft to support the separation and purification cylinder and reduce the friction, a limiting device, the limiting device is used to control the turnover angle of the separation and purification cylinder, and ensure that it is turned over 180 DEG between the mixing area and the separation area, a fixing assembly is used to connect the rotating shaft and the solidification separation and purification cylinder.

3. A device for the efficient separation and purification of cis-4-hydroxycyclohexanecarboxylic acid according to claim 2, characterized in that: The drive motor is a servo motor, and the servo motor is connected with the rotating shaft through a speed reducer.

4. The apparatus for separating and purifying cis-4-hydroxycyclohexanecarboxylic acid according to claim 2, wherein: The limiting device includes a limit switch, the limit switch is installed on the frame, two trigger blocks, the trigger blocks are respectively fixed on the outer layer of the mixing area and the separation area and arranged in 180 DEG, and the trigger blocks are used to trigger the limit switch to stop the turnover.

5. The apparatus for separating and purifying cis-4-hydroxycyclohexanecarboxylic acid according to claim 1, wherein: The separation and purification cylinder is provided with an observation window to simultaneously observe the mixing area and the separation area.

6. The apparatus for separating and purifying cis-4-hydroxycyclohexanecarboxylic acid according to claim 1, wherein: The bottom of the separation area is designed as a cone.

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