Filter vat

Abstract

The utility model relates to the technical field of methyl anthranilate preparation, and discloses a filter vat which comprises a filter vat body, a detachable vat cover is arranged at the top of the filter vat body, a support is installed at the bottom of the filter vat body, a filter screen is installed in the filter vat body, the filter screen divides the interior of the filter vat body into a liquid storage cavity and a filter cavity, and the liquid storage cavity is communicated with the filter cavity. One side of the filtering barrel body is connected with a discharging pipe communicated with the liquid storage cavity, the bottom of the filtering barrel body is further connected with an impurity collecting pipe communicated with the filtering cavity, and the support is further provided with an elastic supporting structure for driving the collecting box to ascend and descend. The elastic supporting structure comprises a bearing frame; through the arrangement of the elastic supporting structure, lifting of the collecting box can be achieved through the dead weight of the collecting box, so that rapid disassembly and assembly of the collecting box are achieved, operation is easy and convenient, time and labor are saved, rapid cleaning of the collecting box is achieved, and follow-up use of the collecting box is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to methyl anthranilate preparation technical field relates to a kind of filter barrels more particularly to a filter barrel. BACKGROUND

[0002] In the process of methyl anthranilate preparation, esterification liquid formed by multi-pass process reaction usually contains insoluble impurities, so a filter barrel is needed to filter the esterification liquid, remove the impurities in the esterification liquid, facilitate subsequent separation processing, and facilitate the preparation of methyl ester material. When the existing filter barrel is used, a collection box for collecting impurities is usually arranged at the bottom. However, the impurity discharge pipe of the filter barrel is usually at a certain height from the ground. Therefore, when installing, the collection box needs to be forcibly supported at the bottom, and then the collection box is installed at the bottom of the filter barrel by fasteners. When cleaning the collection box, the collection box needs to be manually removed, which makes the disassembly and assembly of the collection box inconvenient, complicated, time-consuming and labor-intensive, and not conducive to the cleaning of the collection box, affecting the subsequent use of the collection box. SUMMARY

[0003] The utility model provides a kind of filter barrels to solve the problem that the existing collection box is inconvenient to disassemble and assemble, and the operation is complicated, time-consuming and labor-intensive, not conducive to the cleaning of the collection box.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: a filter barrel, comprising a filter barrel body, a detachable barrel cover is arranged at the top of the filter barrel body, a support is installed at the bottom of the filter barrel body, and a filter screen is installed inside the filter barrel body, the filter screen separates the inside of the filter barrel body into a liquid storage cavity and a filter cavity, a discharge pipe is connected to one side of the filter barrel body and communicates with the liquid storage cavity, and an impurity collection pipe is also connected to the bottom of the filter barrel body and communicates with the filter cavity, a feed pipe is connected to the top of the barrel cover and communicates with the filter cavity, a valve is installed on the impurity collection pipe, a collection box is arranged on the support, and a slot is formed at the top of the collection box for inserting the impurity collection pipe, and an elastic support structure is also arranged on the support to drive the collection box to move up and down.

[0005] The elastic support structure comprises a receiving frame, two movable blocks are fixed to the two sides of the receiving frame, two moving grooves are formed in the inner walls of the support, and an elastic member is arranged inside the moving grooves to drive the movable blocks to move up and down inside the moving grooves.

[0006] Preferably, the elastic member comprises a spring and a damper fixed inside the moving grooves, the top ends of the spring and the damper are fixedly connected to the bottom of the movable block, and the spring is sleeved outside the damper.

[0007] Preferably, the bucket cover is further provided with a stirring mechanism for stirring the esterification liquid in the filter bucket body, the stirring mechanism comprises a rotating shaft rotatably arranged at the bottom of the bucket cover and a motor fixed at the top end of the bucket cover, a plurality of stirring rods are arranged on the rotating shaft at equal intervals along the axial direction of the rotating shaft, the rotating shaft is arranged at one side of the filter screen, the motor is used for driving the rotating shaft to rotate, and the stirring rods are arranged in the filter cavity.

[0008] Preferably, the rotating shaft is further provided with a cleaning scraping component, the cleaning scraping component comprises two mounting rods arranged on the rotating shaft, and a cleaning scraping plate is connected to one end of each of the two mounting rods, one side of the cleaning scraping plate is arranged to alternatively contact the side wall of the filter screen and the inner wall of the filter bucket body, and the two mounting rods are symmetrically arranged on both sides of the plurality of stirring rods.

[0009] Preferably, a guide block is fixed to each of the two opposite sides of the cleaning scraping plate, and the two guide blocks divide the inner bottom of the filter cavity into a funnel shape.

[0010] In the above technical solution, the technical effects and advantages of the present application are as follows:

[0011] (1) By arranging the elastic supporting structure, the lifting of the collecting box can be realized by using the self-weight of the collecting box, so that the collecting box can be automatically lifted during installation, the collecting box is connected with the impurity collecting pipe, and after being filled with impurities, the height of the collecting box can be lowered to a lower position, so that the collecting box does not need to be manually moved down from a higher position during disassembly, thereby realizing the quick disassembly and assembly of the collecting box, and the operation is simple and convenient, time and labor are saved, and the quick cleaning of the collecting box is realized, which is beneficial to the subsequent use of the collecting box.

[0012] (2) By arranging the cleaning and scraping component, the side wall of the filter screen and the inner wall of the filter bucket body can be cleaned and scraped, so that the impurities remaining on the side wall of the filter screen and the inner wall of the filter bucket body are cleaned and discharged, thereby realizing the quick discharge of the impurities and the cleaning of the filter screen, which is beneficial to ensuring the filtering effect of the filter screen on the esterification liquid and facilitating the subsequent separation of the esterification liquid. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creating any creative labor.

[0014] Figure 1 is a structural schematic view of the present application;

[0015] Figure 2 is a sectional view of the present application.

[0016] Figure 3 The structure diagram of the collecting box of the utility model when collecting impurities is full;

[0017] Figure 4 The top view of the utility model;

[0018] Figure 5 The utility model Figure 3 The enlarged view of A in the utility model;

[0019] In the drawing: 1, filter barrel body; 2, barrel cover; 3, stirring mechanism; 31, motor; 32, rotating shaft; 33, stirring rod; 34, cleaning scraper; 35, mounting rod; 4, feed pipe; 5, discharge pipe; 6, support; 7, impurity collecting pipe; 8, valve; 9, flow guide block; 10, collecting box; 11, receiving frame; 12, filter screen; 13, moving groove; 14, movable block; 15, spring; 16, damper. Specific embodiments

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] The utility model provides a kind of filter barrel as Figures 1-5 It includes filter barrel body 1, the top of filter barrel body 1 is provided with detachable barrel cover 2, bottom is equipped with support 6, and the inside of filter barrel body 1 is equipped with filter screen 12, filter screen 12 will the inside of filter barrel body 1 is divided into liquid storage cavity and filter cavity, one side of filter barrel body 1 is connected with the discharge pipe 5 being communicated with liquid storage cavity, and the bottom of filter barrel body 1 is also connected with the impurity collecting pipe 7 being communicated with filter cavity, the top of barrel cover 2 is connected with the feed pipe 4 being communicated with filter cavity, valve 8 is installed on impurity collecting pipe 7, support 6 is provided with collecting box 10, and the top of collecting box 10 is provided with the notch for the insertion of impurity collecting pipe 7, support 6 is also provided with the elastic support structure for driving collecting box 10 to ascend and descend;

[0022] Elastic support structure includes receiving frame 11, both sides of receiving frame 11 are fixed with movable block 14, both sides of the inner wall of support 6 are provided with moving groove 13, and the inside of moving groove 13 is provided with elastic member for driving movable block 14 to move up and down along its inside.

[0023] Specifically, the elastic member includes a spring 15 and a damper 16 fixed inside the moving groove 13, the top ends of the spring 15 and the damper 16 are fixedly connected to the bottom of the movable block 14, and the spring 15 is sleeved outside the damper 16.

[0024] Through the above, when the esterification liquid is filtered, the esterification liquid can be added into the filtering cavity through the feeding pipe 4, and then the discharge pipe 5 is connected with the external pump body, so that the esterification liquid in the filtering cavity is filtered through the filter screen 12 and then sucked into the liquid storage cavity, and then discharged through the discharge pipe 5, and the impurities in the filtering cavity are discharged into the collection box 10 through the impurity collection pipe 7 and the valve 8, so as to realize the collection of impurities and the filtration of the esterification liquid, and facilitate further separation and treatment.

[0025] When the collection box 10 is not collected in the inside, the spring 15 pushes the movable block 14 to rise along the moving groove 13, so as to drive the supporting frame 11 to rise, and then the supporting frame 11 drives the collection box 10 to rise, so that the impurity collection pipe 7 is inserted into the inside of the collection box 10 through the slot on the top of the collection box 10 (as shown in Figure 2 When the impurities are continuously discharged into the collection box 10 through the impurity collection pipe 7, the weight of the collection box 10 gradually increases and continuously presses the supporting frame 11, so that the supporting frame 11 drives the movable block 14 to gradually descend along the moving groove 13, and at this time, the supporting frame 11 drives the collection box 10 to continuously descend, until the lower end of the impurity collection pipe 7 is located on the upper surface of the slot (as shown in Figure 3 Then, the collection box 10 is pulled to be taken off from the supporting frame 11, so as to realize the lifting of the collection box 10 by using the self-weight of the collection box 10, and after being filled with impurities, the height of the collection box 10 can be lowered to a lower position, so that the collection box 10 does not need to be manually moved from a high position when being disassembled, thereby realizing the disassembly of the collection box 10, saving time and labor, and facilitating the cleaning of the impurities and the subsequent use of the collection box 10.

[0026] Meanwhile, in the embodiment, as shown in Figures 1-4 The bucket cover 2 is further provided with a stirring mechanism 3 for stirring the esterification liquid in the filtering bucket body 1, the stirring mechanism 3 includes a rotating shaft 32 rotatably installed at the bottom of the bucket cover 2 and a motor 31 fixed at the top end of the bucket cover 2, a plurality of stirring rods 33 are installed on the rotating shaft 32 and are equidistantly distributed along the axial direction of the rotating shaft 32, the rotating shaft 32 is located on one side of the filter screen 12, the motor 31 is used to drive the rotating shaft 32 to rotate, and the stirring rods 33 are located in the filtering cavity.

[0027] When the esterification liquid is added into the filtering cavity, the motor 31 can be used to drive the rotating shaft 32 to rotate, so that the rotating shaft 32 drives the stirring rods 33 to rotate, and then the stirring rods 33 stir the esterification liquid in the filtering cavity, so as to promote the filtration of the esterification liquid and improve the filtration efficiency of the esterification liquid.

[0028] In addition, in an embodiment, as shown in Figure 2 and Figure 3 , the rotating shaft 32 is further provided with a cleaning scraping component, and the cleaning scraping component comprises two mounting rods 35 mounted on the rotating shaft 32, one end of each of the two mounting rods 35 is connected with a cleaning scraping plate 34, one side of the cleaning scraping plate 34 is in contact with the side wall of the filter screen 12 and the inner wall of the filter barrel 1 alternately, and the two mounting rods 35 are symmetrically distributed on both sides of the plurality of stirring rods 33.

[0029] When the impurities are discharged from the filter cavity, the rotating shaft 32 is driven to rotate by the motor 31, so that the rotating shaft 32 drives the cleaning scraping plate 34 to rotate along the side wall of the filter screen 12 and the inner wall of the filter barrel 1 through the mounting rod 35, so as to clean and scrape the side wall of the filter screen 12 and the inner wall of the filter barrel 1, so that the impurities remaining on the side wall of the filter screen 12 and the inner wall of the filter barrel 1 are cleaned and discharged, thereby realizing the rapid discharge of the impurities, and being beneficial to guarantee the filtering effect of the filter screen 12 on the esterification liquid, and facilitating the subsequent separation of the esterification liquid.

[0030] Further, in order to realize the rapid discharge of the impurities from the filter cavity, as shown in Figure 2 and Figure 3 , one side of each of the two cleaning scraping plates 34 is fixed with a flow guide block 9, and the two flow guide blocks 9 separate the inner bottom of the filter cavity into a funnel shape.

[0031] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A filter barrel, comprising a filter barrel body (1), wherein a removable barrel cover (2) is provided on the top of the filter barrel body (1), a support (6) is installed on the bottom, and a filter screen (12) is installed inside the filter barrel body (1), the filter screen (12) dividing the interior of the filter barrel body (1) into a liquid storage chamber and a filtration chamber, a discharge pipe (5) communicating with the liquid storage chamber is connected to one side of the filter barrel body (1), and an impurity collection pipe (7) communicating with the filtration chamber is also connected to the bottom of the filter barrel body (1), the feed pipe (4) communicating with the filtration chamber is connected to the top of the barrel cover (2), a valve (8) is installed on the impurity collection pipe (7), a collection box (10) is provided on the support (6), and a slot for inserting the impurity collection pipe (7) is opened on the top of the collection box (10), characterized in that: The bracket (6) is also provided with an elastic support structure that drives the collection box (10) to rise and fall; The elastic support structure includes a support frame (11), with movable blocks (14) fixed on both sides of the support frame (11). The inner wall of the bracket (6) is provided with a moving groove (13) on both sides, and the moving groove (13) is provided with an elastic element that drives the movable block (14) to move up and down along its interior.

2. A filter cartridge according to claim 1, characterized in that: The elastic element includes a spring (15) and a damper (16) fixed inside the movable groove (13). The top ends of the spring (15) and the damper (16) are fixedly connected to the bottom of the movable block (14), and the spring (15) is sleeved on the outside of the damper (16).

3. A filter cartridge according to claim 1, characterized in that: The lid (2) is also provided with a stirring mechanism (3) for stirring the esterified liquid inside the filter barrel (1). The stirring mechanism (3) includes a rotating shaft (32) rotatably installed at the bottom of the lid (2) and a motor (31) fixed at the top of the lid (2). The rotating shaft (32) is equipped with a plurality of stirring rods (33) evenly distributed along its axial direction. The rotating shaft (32) is located on one side of the filter screen (12). The motor (31) is used to drive the rotating shaft (32) to rotate. The stirring rods (33) are located inside the filter chamber.

4. A filter cartridge according to claim 3, characterized in that: The rotating shaft (32) is also provided with a cleaning component, and the cleaning component includes two mounting rods (35) mounted on the rotating shaft (32). One end of each of the two mounting rods (35) is connected to a cleaning scraper (34), and one side of the cleaning scraper (34) can alternately contact the side wall of the filter screen (12) and the inner wall of the filter barrel (1). The two mounting rods (35) are symmetrically distributed on both sides of the multiple stirring rods (33).

5. A filter cartridge according to claim 4, characterized in that: Each of the two cleaning blades (34) has a guide block (9) fixed on one side facing each other, and the two guide blocks (9) divide the bottom of the filter chamber into a funnel shape.

Images