CN216366983U

CN216366983U - Filtering device for producing crude terephthalic acid

Info

Publication number: CN216366983U
Application number: CN202122587934.8U
Authority: CN
Inventors: 刘航
Original assignee: Sichuan Energy Investment Chemical New Materials Co ltd
Current assignee: Sichuan Energy Investment Chemical New Materials Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-26
Anticipated expiration: 2031-10-26

Abstract

The application provides a crude terephthalic acid production filter equipment belongs to crude terephthalic acid production technical field. The filtering device for producing the crude terephthalic acid comprises a fixing component and a stirring cleaning component. Fixed subassembly includes jar body, feed inlet, elastic component, filter screen, a vibrating motor and inlet tube, filter screen slidable mounting in the spout and with the piston end looks butt of elastic component, the clean subassembly of stirring is including motor, a partition section of thick bamboo, auger and (mixing) shaft, the (mixing) shaft with the auger outer wall is all fixed the intercommunication and has the shower nozzle. This device can filter the impurity in the crude terephthalic acid when the feeding, can carry out the intensive mixing to the crude terephthalic acid of putting into jar internal portion simultaneously, prevents that the raw materials from precipitating and influencing the mixed effect in jar body bottom, can also wash jar body and a separation section of thick bamboo washing, prevents that the material from remaining, influences next use, and then improve equipment's life.

Description

Filtering device for producing crude terephthalic acid

Technical Field

The application relates to the field of crude terephthalic acid production, in particular to a filtering device for producing crude terephthalic acid.

Background

Terephthalic acid, also known as p-phthalic acid, is the largest-yielding dicarboxylic acid, mainly made from p-xylene, and is the primary raw material for producing polyesters. Is solid at normal temperature, is not melted when heated, and is sublimated at the temperature of more than 300 ℃; if heating in a closed container, can melt at 425 ℃, be difficult to dissolve in water at normal temperature, mainly used makes synthetic polyester resin, synthetic fiber and plasticizer etc. when crude terephthalic acid is purifying, need stir the mixture stirring to its and clear water and obtain the mixed solution, carry out subsequent filtration drying and obtain pure terephthalic acid afterwards, at present, crude terephthalic acid is when putting into jar internal stirring, need filter the impurity in crude terephthalic acid earlier, simultaneously when stirring, the stirring effect of current equipment is not good, can make the raw materials deposit in jar body bottom, and then influence its mixed effect, the operation next time can be influenced if not wasing to stir back jar body inner wall residue simultaneously, and then influence the life of equipment.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the present application provides a filtration apparatus for crude terephthalic acid production, which aims to solve the above problems of the background art.

The embodiment of the application provides a crude terephthalic acid production filter equipment, including fixed subassembly and the clean subassembly of stirring.

The fixed subassembly includes a jar body, feed inlet, elastic component, filter screen, first vibrating motor and inlet tube, the internal cavity that has seted up of jar, the guide plate is installed at the interior top of cavity, the one end of inlet tube communicate in the guide plate, the feed inlet is fixed communicate in one side of the jar body, the spout has been seted up to the inner wall of feed inlet, the elastic component install in the spout, filter screen slidable mounting in the spout and with the piston end looks butt of elastic component, first vibrating motor install in the bottom center of filter screen.

The clean subassembly of stirring is including the motor, separate a section of thick bamboo, auger and (mixing) shaft, the motor install in the top of the jar body, the output of motor rotate install in the cavity, separate a section of thick bamboo install in the jar is internal, the auger rotate install in separate a section of thick bamboo, the (mixing) shaft rotate install in the jar is internal, the auger with the one end of (mixing) shaft all rotate run through in the guide plate, the (mixing) shaft respectively with the output of motor with the auger meshing transmission, the (mixing) shaft with the auger outer wall all is fixed the intercommunication and has the shower nozzle.

In the implementation process, through the arrangement of the filter screen, the elastic part and the first vibration motor, when crude terephthalic acid is put in, the crude terephthalic acid is put in from the feed inlet, the first vibration motor drives the filter screen to move under the action of the piston of the elastic part, so that the crude terephthalic acid falls into the tank body through the filter screen, impurities in the crude terephthalic acid are filtered by the filter screen, thereby completing the filtration of the impurities, meanwhile, through the arrangement of the motor, the separating cylinder, the auger and the stirring shaft, the raw materials are enabled to be rolled and mixed up and down in the tank body, the mixing effect of the crude terephthalic acid and clean water is improved, through the arrangement of the guide plate, the water inlet pipe is communicated with the external high-pressure water pipe, water flow is sprayed out from the spray head communicated with the surface of the auger through the guide plate, the inner wall of the tank body and the inner and outer walls of the separating cylinder are washed, through the arrangement, this device can filter the impurity in the crude terephthalic acid when the feeding, can carry out the intensive mixing to the crude terephthalic acid of putting into jar internal portion simultaneously, prevents that the raw materials from precipitating and influencing the mixed effect in jar body bottom, can also wash jar body and a separation section of thick bamboo washing, prevents that the material from remaining, influences next use, and then improve equipment's life.

In a specific embodiment, the elastic member includes a limiting post, a spring and a piston rod, the limiting post is installed in the sliding groove, the spring is installed in the limiting post, and one end of the piston rod is inserted into the limiting post in a sliding manner and is fixedly connected with one end of the spring.

In the implementation process, through the arrangement of the limiting column, the spring and the piston rod, excess materials are left for the movement of the filter screen, and therefore the first vibration motor is convenient to drive the filter screen to vibrate.

In a specific embodiment, one end of the piston rod is provided with a limiting block, and the limiting block is in limiting fit with the limiting column.

In the implementation process, the limiting block is arranged to limit the movement of the piston rod, so that the piston rod is prevented from being separated from the limiting column.

In a specific embodiment, the bottom of the tank body is fixedly connected with supporting legs at four corners.

In the implementation process, the supporting legs are arranged to support and keep balance of the tank body.

In a specific embodiment, a trapezoidal block is fixedly connected to the bottom of the supporting leg.

In the implementation process, the contact area between the supporting legs and the ground is increased through the arrangement of the trapezoidal blocks, and then the tank body is more stable in working.

In a specific embodiment, a motor cover is arranged on the top of the tank body, and the motor is installed in the motor cover.

In the implementation process, the motor cover is arranged to protect the motor, so that the motor is prevented from being damaged due to collision with foreign objects during working.

In a specific embodiment, a sealing bearing is arranged on the bottom surface of the guide plate, and the stirring shaft and one end of the packing auger are rotatably arranged in an inner ring of the sealing bearing.

In the implementation process, the sealing bearing is arranged to play a role in sealing, so that water flow in the guide plate is prevented from flowing out from a gap between the auger and the stirring shaft.

In a specific embodiment, a second vibration motor is fixedly connected to the side wall of the tank body.

In the implementation process, the second vibrating motor is arranged to drive the tank body to vibrate during discharging so as to discharge materials on the inner wall of the tank body better.

In a specific embodiment, the outer wall of the filter screen is fixedly connected with a rubber layer, and the rubber layer is attached to the feed inlet and the inner wall of the chute.

In the above-mentioned realization process, through the setting of rubber layer, play sealed effect to the gap between filter screen and feed inlet and the spout, prevent that the material from not passing through in the gap through filtering.

In a specific implementation scheme, the output shaft of the motor is in keyed connection with a driving gear, the outer wall of the packing auger is in keyed connection with a first driven gear, the outer wall of the stirring shaft is in keyed connection with a second driven gear, a plurality of groups of transmission gears are rotatably installed in the cavity, one ends of the transmission gears are rotatably installed on the bottom surface of the guide plate, and the first driven gear is respectively meshed with the driving gear and the second driven gear through the transmission gears.

In the implementation process, the motor is convenient to drive the packing auger and the stirring shaft to rotate through the arrangement of the driving gear, the first driven gear, the second driven gear and the transmission gear.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

FIG. 1 is a schematic view of a filtration apparatus for crude production of crude terephthalic acid according to an embodiment of the present disclosure;

fig. 2 is a schematic view of a baffle configuration provided in an embodiment of the present application;

FIG. 3 is an enlarged view of the location A in FIG. 1 according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of an elastic member according to an embodiment of the present disclosure.

In the figure: 100-a stationary component; 110-a tank body; 111-a cavity; 1111-transmission gear; 112-a baffle; 1121-sealing the bearing; 113-a leg; 1131-trapezoidal block; 114-a motor cover; 115-a second vibration motor; 120-a feed inlet; 121-a chute; 130-an elastic member; 131-a limiting column; 132-a spring; 133-a piston rod; 134-a limiting block; 140-a filter screen; 141-a rubber layer; 150-a first vibration motor; 160-water inlet pipe; 200-an agitation cleaning assembly; 210-a motor; 211-a drive gear; 220-a separation cylinder; 230-an auger; 231-a spray head; 232-a first driven gear; 240-stirring shaft; 241-second driven gear.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a filtering apparatus for crude terephthalic acid production, comprising a fixing assembly 100 and a stirring cleaning assembly 200.

Referring to fig. 1-4, the fixing assembly 100 includes a tank 110, a feed inlet 120, an elastic member 130, a filter screen 140, a first vibration motor 150, and a water inlet pipe 160, a cavity 111 is formed in the tank 110, a guide plate 112 is installed at the inner top of the cavity 111, one end of the water inlet pipe 160 is communicated with the guide plate 112, a sealing bearing 1121 is installed on the bottom surface of the guide plate 112, a stirring shaft 240 and one end of an auger 230 are both rotatably installed in an inner ring of the sealing bearing 1121, in this application, a sealing effect is achieved by the arrangement of the sealing bearing 1121, water in the guide plate 112 is prevented from flowing out from a gap between the auger 230 and the stirring shaft 240, legs 113 are fixedly connected to four corners of the bottom of the tank 110, when the tank 110 is specifically arranged, the support legs 113 are arranged to support and maintain balance of the tank 110, a ladder-shaped block 1131 is fixedly connected to the bottoms of the legs 113, it should be noted that, by the arrangement of the trapezoidal block 1131, the contact area between the supporting leg 113 and the ground is increased, so that the operation of the tank body 110 is more stable, the top of the tank body 110 is provided with the motor cover 114, the motor 210 is installed in the motor cover 114, it should be noted that, by the arrangement of the motor cover 114, the motor 210 is protected, so as to prevent the motor 210 from being damaged by collision with foreign objects during operation, the side wall of the tank body 110 is fixedly connected with the second vibration motor 115, in this application, by the arrangement of the second vibration motor 115, the tank body 110 is driven to vibrate during discharging, so that the material on the inner wall of the tank body 110 is better discharged, the feed inlet 120 is fixedly communicated with one side of the tank body 110, the inner wall of the feed inlet 120 is provided with the chute 121, the elastic member 130 is installed in the chute 121, the filter screen 140 is slidably installed in the chute 121 and abutted against the piston end of the elastic member 130, the outer wall of the filter screen 140 is fixedly connected with the rubber layer 141, the rubber layer 141 is attached to the inner walls of the feed port 120 and the chute 121, in this embodiment, by setting the rubber layer 141, a sealing effect is performed on a gap between the filter screen 140 and the feed port 120 and the chute 121, and a material is prevented from passing through the gap without being filtered, the elastic member 130 includes a limiting column 131, a spring 132 and a piston rod 133, the limiting column 131 is installed in the chute 121, the spring 132 is installed in the limiting column 131, one end of the piston rod 133 is slidably inserted into the limiting column 131 and is fixedly connected with one end of the spring 132, when specifically setting, by setting the limiting column 131, the spring 132 and the piston rod 133, a surplus material is left for movement of the filter screen 140, so that the filter screen 140 is conveniently driven by the first vibration motor 150 to vibrate, one end of the piston rod 133 is provided with a limiting block 134, the limiting block 134 is in limiting fit with the limiting column 131, when specifically setting, by setting the limiting block 134, the movement of the piston rod 133 is limited, the piston rod 133 is prevented from being separated from the limiting column 131, and the first vibration motor 150 is installed at the center of the bottom of the filter screen 140.

Referring to fig. 1 and 2, the stirring cleaning assembly 200 includes a motor 210, a separating cylinder 220, an auger 230 and a stirring shaft 240, the motor 210 is mounted at the top of the tank 110, an output end of the motor 210 is rotatably mounted in the cavity 111, the separating cylinder 220 is mounted in the tank 110, the auger 230 is rotatably mounted in the separating cylinder 220, the stirring shaft 240 is rotatably mounted in the tank 110, one ends of the auger 230 and the stirring shaft 240 are rotatably penetrated in the guide plate 112, the stirring shaft 240 is respectively in meshing transmission with the output end of the motor 210 and the auger 230, an output shaft key of the motor 210 is connected with a driving gear 211, an outer wall key of the auger 230 is connected with a first driven gear 232, an outer wall key of the stirring shaft 240 is connected with a second driven gear 241, the cavity 111 is mounted with a plurality of sets of transmission gears 1111, one end of the plurality of transmission gears 1111 is rotatably mounted on the bottom surface of the guide plate 112, the first driven gear 232 is respectively in meshing engagement with the driving gear 211 and the second driven gear 241 through the transmission gears 1111, through the arrangement of the driving gear 211, the first driven gear 232, the second driven gear 241 and the transmission gear 1111, the motor 210 is convenient to drive the packing auger 230 and the stirring shaft 240 to rotate, and the outer walls of the stirring shaft 240 and the packing auger 230 are fixedly communicated with the spray head 231.

The working principle of the filtering device for producing the crude terephthalic acid product is as follows: when the device is used, crude terephthalic acid is put in from the feed inlet 120, the first vibration motor 150 is started, the first vibration motor 150 drives the filter screen 140 to perform vibration filtration, impurities in the crude terephthalic acid are filtered by the filter screen 140, then the crude terephthalic acid falls into the tank body 110 to be mixed with clean water in the tank body 110, the motor 210 is started, the motor 210 drives the driving gear 211 to rotate, the driving gear 211 rotates to drive the transmission gear 1111 to rotate, the transmission gear 1111 rotates to drive the first driven gear 232 to rotate, the first driven gear 232 rotates to drive the second driven gear 241 to rotate through the transmission gear 1111, the auger 230 and the stirring shaft 240 rotate to mix raw materials in the tank body 110, the crude terephthalic acid and the clean water are fully mixed, when materials are precipitated at the bottom of the tank body 110, the materials are drawn into the separation barrel 220 and are conveyed by the auger 230 to be led out from the top of the separation barrel 220, the materials are fully mixed with the clean water, the crude terephthalic acid is prevented from precipitating at the bottom of the tank body 110 to influence the mixing effect, after the mixing is finished, the mixed solution formed in the tank body 110 is discharged, the water inlet pipe 160 is communicated with the external high-pressure water pipe, water flows into the guide plate 112 through the water inlet pipe 160 and is sprayed out from the spray head 231 through the auger 230 and the stirring shaft 240, the inner wall of the tank body 110 and the inner and outer walls of the separation barrel 220 are cleaned, and the materials are prevented from remaining on the inner wall of the tank body 110 and the inner and outer walls of the separation barrel 220 to influence the next use.

It should be noted that the specific model specifications of the first vibration motor 150, the second vibration motor 115, and the motor 210 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.

The power supply of the first vibration motor 150, the second vibration motor 115, the motor 210 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A filtering device for producing crude terephthalic acid is characterized by comprising

The fixing assembly (100) comprises a tank body (110), a feed port (120), an elastic part (130), a filter screen (140), a first vibration motor (150) and a water inlet pipe (160), wherein a cavity (111) is formed in the tank body (110), a guide plate (112) is installed at the top of the cavity (111), one end of the water inlet pipe (160) is communicated with the guide plate (112), the feed port (120) is fixedly communicated with one side of the tank body (110), a sliding groove (121) is formed in the inner wall of the feed port (120), the elastic part (130) is installed in the sliding groove (121), the filter screen (140) is installed in the sliding groove (121) in a sliding mode and abutted against the piston end of the elastic part (130), and the first vibration motor (150) is installed at the center of the bottom of the filter screen (140);

the stirring cleaning component (200), the stirring cleaning component (200) comprises a motor (210), a separating cylinder (220), a packing auger (230) and a stirring shaft (240), the motor (210) is arranged at the top of the tank body (110), the output end of the motor (210) is rotatably arranged in the cavity (111), the separation cylinder (220) is arranged in the tank body (110), the packing auger (230) is rotatably arranged in the separation cylinder (220), the stirring shaft (240) is rotatably arranged in the tank body (110), the packing auger (230) and one end of the stirring shaft (240) are rotatably penetrated in the guide plate (112), the stirring shaft (240) is respectively meshed with the output end of the motor (210) and the packing auger (230) for transmission, the stirring shaft (240) and the outer wall of the packing auger (230) are fixedly communicated with a spray head (231).

2. The filtering device for producing the crude product of the terephthalic acid as claimed in claim 1, wherein the elastic member (130) comprises a limiting column (131), a spring (132) and a piston rod (133), the limiting column (131) is installed in the sliding groove (121), the spring (132) is installed in the limiting column (131), and one end of the piston rod (133) is inserted into the limiting column (131) in a sliding manner and is fixedly connected with one end of the spring (132).

3. The filtering device for producing crude terephthalic acid as claimed in claim 2, wherein a limiting block (134) is disposed at one end of the piston rod (133), and the limiting block (134) is in limiting fit with the limiting post (131).

4. The crude terephthalic acid production filter apparatus as claimed in claim 1, wherein the tank (110) has legs (113) fixedly connected to four corners of the bottom thereof.

5. The crude terephthalic acid production filter device according to claim 4, wherein a trapezoidal block (1131) is fixedly connected to the bottom of the leg (113).

6. The crude terephthalic acid production filter device according to claim 1, wherein a motor cover (114) is disposed on the top of the tank (110), and the motor (210) is installed in the motor cover (114).

7. The filtering apparatus for crude terephthalic acid production according to claim 1, wherein a sealing bearing (1121) is installed on the bottom surface of the guide plate (112), and the stirring shaft (240) and one end of the packing auger (230) are rotatably installed in the inner ring of the sealing bearing (1121).

8. The crude terephthalic acid production filter device as claimed in claim 1, wherein a second vibration motor (115) is fixedly connected to a sidewall of the tank (110).

9. The filtering device for producing crude terephthalic acid according to claim 1, wherein a rubber layer (141) is fixedly connected to the outer wall of the filter screen (140), and the rubber layer (141) is attached to the feed inlet (120) and the inner wall of the chute (121).

10. The filtering device for producing crude terephthalic acid according to claim 1, wherein the output shaft of the motor (210) is keyed with a driving gear (211), the outer wall of the packing auger (230) is keyed with a first driven gear (232), the outer wall of the stirring shaft (240) is keyed with a second driven gear (241), a plurality of sets of transmission gears (1111) are rotatably installed in the cavity (111), one end of each set of transmission gears (1111) is rotatably installed on the bottom surface of the guide plate (112), and the first driven gear (232) is respectively meshed with the driving gear (211) and the second driven gear (241) through the transmission gears (1111).