Low-temperature evaporative crystallization equipment

Abstract

The utility model discloses low-temperature evaporation crystallization equipment which comprises a mounting frame, a crystallization evaporation tank is mounted at the top of the mounting frame, an end cover is mounted at the end of the crystallization evaporation tank, a cleaning assembly is mounted in the crystallization evaporation tank, a servo motor is mounted on one side of the end cover, and the output end of the servo motor is in transmission connection with a mounting shaft. The spiral scraper is fixedly connected to the exterior of the mounting sleeve, the mounting sleeve is mounted on the outer wall of the mounting shaft through the connecting assembly, the locking assembly is arranged in the adjacent mounting sleeve, and the connecting sleeve is slidably clamped to the outer wall of the mounting shaft. According to the device disclosed by the utility model, a plurality of mounting sleeves can be stably mounted outside the mounting shaft under the action of the connecting assembly and the locking assembly by utilizing a matched use mode of the crystallization evaporation tank, the end cover and the cleaning assembly, so that the servo motor drives the mounting sleeves and the spiral scraper to rotate through the mounting shaft; therefore, crystals attached to the inner wall of the crystal evaporation tank can be scraped and discharged.

Description

Technical Field

[0001] The utility model relates to the field of crystallization equipment, in particular to low-temperature evaporation crystallization equipment. Background Art

[0002] Evaporation crystallization refers to the process of separating the solvent from the solute by increasing the temperature, and crystallization is the process of solute polymerization into a solid.

[0003] When evaporating and crystallizing a liquid, a low-temperature evaporator is usually used for evaporating and crystallizing the liquid, and the bottom of the low-temperature evaporator is connected to a solid-liquid separator through a pipeline, so as to separate and discharge the crystals.

[0004] When the low-temperature evaporator evaporates and crystallizes the liquid, a layer of crystals will adhere to the inner wall of the low-temperature evaporator. After working for a long time, the crystals attached to the inner wall of the low-temperature evaporator will become thicker, thereby affecting the efficiency of the low-temperature evaporator. It is not convenient to scrape off the crystals on the inner wall of the low-temperature evaporator after they appear. Utility Model Content

[0005] The purpose of the utility model is to provide a low-temperature evaporation crystallization device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a low-temperature evaporation crystallization device, comprising a mounting frame, a crystallization evaporation tank is installed on the top of the mounting frame;

[0007] An end cap is installed at the end of the crystallization evaporation tank, and a cleaning component is installed inside the crystallization evaporation tank, and the cleaning component includes:

[0008] A servo motor and a mounting shaft, wherein the servo motor is mounted on one side of the end cover, and an output end of the servo motor is drivingly connected to the mounting shaft;

[0009] A mounting sleeve, a spiral scraper and a connecting assembly, wherein the spiral scraper is fixedly connected to the outside of the mounting sleeve, and the mounting sleeve is mounted on the outer wall of the mounting shaft through the connecting assembly;

[0010] A locking assembly is disposed inside an adjacent mounting sleeve.

[0011] Preferably, the connection assembly comprises:

[0012] A connecting sleeve, wherein the connecting sleeve is slidably engaged with the outer wall of the mounting shaft;

[0013] A fixing rod, the ends of which are fixedly connected to the outer wall of the connecting sleeve and the inner wall of the mounting sleeve.

[0014] Preferably, a sliding block is fixedly connected to the inner wall of the connecting sleeve, a sliding groove is provided on the outer wall of the mounting shaft, and the outer wall of the sliding block is slidably engaged with the inner cavity of the sliding groove.

[0015] Preferably, the locking assembly comprises:

[0016] A locking block, wherein the locking block is slidably engaged between the connecting sleeve and the mounting sleeve;

[0017] A locking rod is slidably arranged inside the locking block, and a positioning hole matching the locking rod is opened on the inner wall of the mounting sleeve.

[0018] Preferably, a groove matching the fixing rod is formed on the side of the locking block, a mounting groove is formed on the side of the locking block facing away from the mounting axis, a fixing plate is fixedly sleeved inside the mounting groove, and the outer wall of the locking rod is slidably interlaced with the fixing plate.

[0019] Preferably, the inner part of the installation groove is slidably sleeved with a limit plate, the end of the locking rod is fixedly connected to the limit plate, a guide rod is fixedly connected between the inner wall of the installation groove and the fixed plate, the outer wall of the guide rod is slidably sleeved with the limit plate, the outer wall of the guide rod is slidably sleeved with a limit spring, and the limit spring is located on the side of the limit plate away from the locking rod.

[0020] Preferably, a limiting sleeve is fixedly connected to one side of the end cover, the limiting sleeve is sleeved on the outer wall of the mounting shaft, the outer wall of the mounting shaft is sleeved with a plane bearing, and the plane bearing is located between the limiting sleeve and the connecting sleeve.

[0021] Technical effects and advantages of the utility model:

[0022] The utility model utilizes the coordinated use of a crystallization evaporation tank, an end cover and a cleaning component. The cleaning component includes a servo motor, a mounting shaft, a mounting sleeve, a spiral scraper, a connecting component and a locking component. Under the action of the connecting component and the locking component, a plurality of mounting sleeves can be stably mounted on the outside of the mounting shaft, so that the servo motor drives the mounting sleeve and the spiral scraper to rotate through the mounting shaft, and the crystals attached to the inner wall of the crystallization evaporation tank can be scraped off and discharged. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0024] Figure 2 It is a schematic diagram of the internal structure of the front side of the utility model.

[0025] Figure 3 This is a schematic diagram of the internal structure of the front side of the installation shaft part of the utility model.

[0026] In the figure: 1. mounting frame; 2. crystallization evaporation tank; 3. end cover; 4. cleaning assembly; 41. servo motor; 42. mounting shaft; 43. mounting sleeve; 44. spiral scraper; 45. connecting assembly; 451. connecting sleeve; 452. fixing rod; 453. slider; 46. locking assembly; 461. locking block; 462. locking rod; 463. slot; 464. mounting slot; 465. fixing plate; 466. limiting plate; 467. guide rod; 468. limiting spring; 47. limiting sleeve; 48. plane bearing. DETAILED DESCRIPTION

[0027] 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.

[0028] The utility model provides Figure 1-3 A low-temperature evaporation crystallization device is shown, comprising a mounting frame 1, a crystallization evaporation tank 2 is mounted on the top of the mounting frame 1, an end cap 3 is mounted on the end of the crystallization evaporation tank 2, a cleaning assembly 4 is mounted inside the crystallization evaporation tank 2, and the cleaning assembly 4 comprises a servo motor 41, a mounting shaft 42, a mounting sleeve 43, a spiral scraper 44, a connecting assembly 45 and a locking assembly 46, the servo motor 41 is mounted on one side of the end cap 3, the output end of the servo motor 41 is connected to the mounting shaft 42 in a transmission manner, the spiral scraper 44 is fixedly connected to the outside of the mounting sleeve 43, and a plurality of spiral scrapers 44 mounted on the outer wall of the mounting shaft 42 can form two symmetrical auger scrapers, thereby cleaning the inner wall of the crystallization evaporation tank 2 The structure is scraped and transported to the lower part of the middle part of the inner cavity of the crystallization evaporation tank 2, so that the crystallization evaporation tank 2 can discharge the crystals through the discharge pipe to the solid-liquid separation equipment connected to the outside of the crystallization evaporation tank 2. The mounting sleeve 43 is mounted on the outer wall of the mounting shaft 42 through the connecting assembly 45. When crystals are attached to the inside of the crystallization evaporation tank 2, the servo motor 41 drives the multiple mounting sleeves 43 and the multiple spiral scrapers 44 to rotate through the mounting shaft 42 and the multiple connecting assemblies 45, so that the spiral scrapers 44 scrape off the crystals attached to the inner wall of the crystallization evaporation tank 2. The locking assembly 46 is arranged inside the adjacent mounting sleeves 43, and the locking assembly 46 can make the multiple mounting sleeves 43 spliced ​​into a whole.

[0029] Furthermore, the connecting assembly 45 includes a connecting sleeve 451 and a fixing rod 452. The connecting sleeve 451 is slidably engaged with the outer wall of the mounting shaft 42. The end of the fixing rod 452 is fixedly connected to the outer wall of the connecting sleeve 451 and the inner wall of the mounting sleeve 43. The inner wall of the connecting sleeve 451 is fixedly connected with a slider 453. A sliding groove is provided on the outer wall of the mounting shaft 42. The outer wall of the slider 453 is slidably engaged with the inner cavity of the sliding groove. Under the action of the slider 453, the connecting sleeve 451 and the mounting shaft 42 are synchronously rotated. Under the action of the fixing rod 452, the connecting sleeve 451 can make the mounting sleeve 43 The end cover 3 rotates synchronously with the spiral scraper 44 and the locking mounting shaft 42. A limiting sleeve 47 is fixedly connected to one side of the end cover 3. The limiting sleeve 47 is sleeved on the outer wall of the mounting shaft 42. The outer wall of the mounting shaft 42 is sleeved with a plane bearing 48. The end cover 3 can limit multiple mounting sleeves 43 through the limiting sleeves 47 and the plane bearing 48 to ensure their stability when installed outside the mounting shaft 42. By disassembling the end cover 3, the mounting sleeve 43 can be directly removed for disassembly and maintenance. The plane bearing 48 is located between the limiting sleeve 47 and the connecting sleeve 451. The plane bearing 48 can reduce the resistance to rotation of the mounting shaft 42.

[0030] Furthermore, the locking assembly 46 includes a locking block 461 and two locking rods 462. The locking block 461 is slidably engaged between the connecting sleeve 451 and the mounting sleeve 43. The locking rod 462 is slidably arranged inside the locking block 461. The inner wall of the mounting sleeve 43 is provided with a positioning hole matching the locking rod 462. The side of the locking block 461 is provided with a slot 463 matching the fixing rod 452. The locking block 461 is provided with a mounting groove 464 on the side away from the mounting shaft 42. A fixing plate 465 is fixedly sleeved inside the mounting groove 464. The outer wall of the locking rod 462 is slidably interlaced with the fixing plate 465. The two locking rods 462 on a locking block 461 are respectively slidably sleeved with the positioning holes on two adjacent mounting sleeves 43, thereby locking the two adjacent mounting sleeves 43.

[0031] Specifically, the interior of the mounting groove 464 is slidably sleeved with a limit plate 466, the end of the locking rod 462 is fixedly connected to the limit plate 466, a guide rod 467 is fixedly connected between the inner wall of the mounting groove 464 and the fixed plate 465, the outer wall of the guide rod 467 is slidably inserted and sleeved with the limit plate 466, the outer wall of the guide rod 467 is slidably sleeved with a limit spring 468, the limit spring 468 is located on the side of the limit plate 466 away from the locking rod 462, the limit spring 468 can give the limit plate 466 a force to move toward the mounting sleeve 43, so that the limit plate 466 drives the two locking rods 462 to be respectively engaged with the two mounting sleeves 43 for stability.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-temperature evaporation crystallization device, comprising a mounting frame (1), a crystallization evaporation tank (2) being mounted on the top of the mounting frame (1); It is characterized in that An end cover (3) is installed at the end of the crystallization evaporation tank (2), and a cleaning component (4) is installed inside the crystallization evaporation tank (2). The cleaning component (4) comprises: A servo motor (41) and a mounting shaft (42), wherein the servo motor (41) is mounted on one side of the end cover (3), and an output end of the servo motor (41) is drivingly connected to the mounting shaft (42); A mounting sleeve (43), a spiral scraper (44) and a connecting assembly (45), wherein the spiral scraper (44) is fixedly connected to the outside of the mounting sleeve (43), and the mounting sleeve (43) is mounted on the outer wall of the mounting shaft (42) through the connecting assembly (45); A locking assembly (46) is disposed inside an adjacent mounting sleeve (43).

2. A low-temperature evaporation crystallization device according to claim 1, characterized in that: The connection assembly (45) comprises: A connecting sleeve (451), wherein the connecting sleeve (451) is slidably engaged with the outer wall of the mounting shaft (42); A fixing rod (452), the end of which is fixedly connected to the outer wall of the connecting sleeve (451) and the inner wall of the mounting sleeve (43).

3. A low temperature evaporation crystallization device according to claim 2, characterized in that: The inner wall of the connecting sleeve (451) is fixedly connected with a sliding block (453), the outer wall of the mounting shaft (42) is provided with a sliding groove, and the outer wall of the sliding block (453) is slidably engaged with the inner cavity of the sliding groove.

4. A low-temperature evaporation crystallization device according to claim 3, characterized in that: The locking assembly (46) comprises: A locking block (461), wherein the locking block (461) is slidably engaged between the connecting sleeve (451) and the mounting sleeve (43); A locking rod (462) is slidably disposed inside the locking block (461), and a positioning hole matching the locking rod (462) is formed on the inner wall of the mounting sleeve (43).

5. A low temperature evaporation crystallization device according to claim 4, characterized in that: The side of the locking block (461) is provided with a slot (463) matching the fixing rod (452); the side of the locking block (461) facing away from the mounting shaft (42) is provided with a mounting slot (464); a fixing plate (465) is fixedly sleeved inside the mounting slot (464); and the outer wall of the locking rod (462) is slidably inserted and sleeved with the fixing plate (465).

6. A low-temperature evaporation crystallization device according to claim 5, characterized in that: The interior of the installation groove (464) is slidably sleeved with a limit plate (466), the end of the locking rod (462) is fixedly connected to the limit plate (466), a guide rod (467) is fixedly connected between the inner wall of the installation groove (464) and the fixed plate (465), the outer wall of the guide rod (467) is slidably inserted and sleeved with the limit plate (466), the outer wall of the guide rod (467) is slidably sleeved with a limit spring (468), and the limit spring (468) is located on the side of the limit plate (466) away from the locking rod (462).

7. A low temperature evaporation crystallization device according to claim 2, characterized in that: A limiting sleeve (47) is fixedly connected to one side of the end cover (3); the limiting sleeve (47) is sleeved on the outer wall of the mounting shaft (42); a plane bearing (48) is sleeved on the outer wall of the mounting shaft (42); and the plane bearing (48) is located between the limiting sleeve (47) and the connecting sleeve (451).

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