Filtering mechanism

Abstract

The utility model relates to the technical field of catalyst production, in particular to a filtering mechanism. Comprising a box body, a feeding pipe and a filtering assembly, the filtering assembly comprises a driving module, a connecting shaft, a sector gear, a stirring rake, two sliding sleeves, a rack, a first screen, two sliding rods, a second screen and a vibration module, the driving module is arranged on the outer side of the box body, the connecting shaft is connected with the driving module, and the sector gear is fixedly connected with the connecting shaft; the two sliding sleeves are fixedly connected with the box body, the stirring rake is arranged in the box body, the two sliding rods are fixedly connected with the stirring rake, the rack is fixedly connected with the stirring rake, the rack is meshed with the sector gear, the first screen is fixedly connected with the box body, the second screen is arranged below the first screen, and the vibration module is connected with the second screen. The catalyst raw materials can be fully filtered, the separation degree of the catalyst raw materials is increased, repeated screening is not needed, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of catalyst production, in particular to a filtering mechanism. Background Art

[0002] Filtration equipment is required in catalyst production. The filtration equipment can filter and separate catalyst raw materials of different volumes and is used in the production and processing of various catalysts.

[0003] When the existing filtering equipment for catalyst production is used, the catalyst raw materials are poured onto the filter screen in the filtering equipment, and then the filter screen is vibrated by a vibration motor to filter the denitration catalyst raw materials.

[0004] However, in the above-mentioned existing method, the catalyst raw material is filtered simply in the filtering device, which easily leads to insufficient separation of the catalyst raw material and requires multiple screenings, resulting in low work efficiency. Utility Model Content

[0005] The utility model aims to provide a filtering mechanism, which solves the problem that the existing catalyst raw material is filtered in a single filtering device, which easily leads to insufficient separation of the catalyst raw material, requires multiple screenings and has low working efficiency.

[0006] To achieve the above purpose, the utility model adopts a filtering mechanism, including a box, a feed pipe and a filter assembly, wherein the feed pipe is fixedly connected to the box and is located outside the box, the box has a first discharge port and a second discharge port, and the filter assembly is arranged in the box;

[0007] The filtering assembly includes a driving module, a connecting shaft, a sector gear, a toggle rake, two sliding sleeves, a rack, a first screen, two sliding rods, a second screen and a vibration module. The driving module is arranged on the outside of the box body, the connecting shaft is connected to the driving module and is located in the box body, the sector gear is fixedly connected to the connecting shaft, the two sliding sleeves are fixedly connected to the box body and are located on the top wall of the box body, the toggle rake is arranged in the box body, the two sliding rods are fixedly connected to the toggle rake and respectively pass through the corresponding sliding sleeves, the rack is fixedly connected to the toggle rake and is located above the toggle rake, and the rack is meshed with the sector gear, the first screen is fixedly connected to the box body and is located below the toggle rake, the second screen is arranged below the first screen and is located in the first discharge port, and the vibration module is connected to the second screen.

[0008] Among them, the vibration module includes two fixed blocks, two return springs and a vibration motor. The two fixed blocks are fixedly connected to the box body and are located on the outer wall of the box body. The two ends of each return spring are respectively fixedly connected to the second screen and the corresponding fixed block.

[0009] Among them, the driving module includes a motor plate and a driving motor, the motor plate is fixedly connected to the box body and is located on the outer wall of the box body, the driving motor is fixedly connected to the motor plate and is located above the motor plate, and one end of the connecting shaft is connected to the output end of the driving motor.

[0010] Wherein, the filtering mechanism further includes an observation component, and the observation component is connected to the box body and is located on the box body.

[0011] Among them, the observation assembly includes an observation window, a U-shaped frame, a movable rod, a movable plate and cleaning cotton, the observation window is fixedly connected to the box body and is located on the box body, the U-shaped frame is fixedly connected to the box body and is located on the outer side wall of the box body, the movable rod is arranged in the U-shaped frame, the movable plate is fixedly connected to the movable rod and is sleeved on the outer side of the observation window, and the cleaning cotton is fixedly connected to the movable plate and is located on the outer side wall of the movable plate.

[0012] Wherein, the observation assembly also includes a pull block, which is fixedly connected to the movable plate and is located on the outer side wall of the movable plate.

[0013] The utility model provides a filtering mechanism, during the filtering process of the catalyst, the catalyst raw material is put into the box through the feed pipe and falls on the top of the first screen, and then the driving module on the outside of the box is started, and the driving module drives the sector gear to swing back and forth through the connecting shaft. Since the sector gear is meshed with the rack, the two slide bars above the moving rake slide back and forth on the slide bars respectively, and at the same time, the moving rake moves the catalyst raw material on the first screen back and forth, and the catalyst raw material is initially filtered on the first screen. In addition, the moving rake can avoid the catalyst raw material from clogging The first screen is plugged, and then the catalyst raw materials filtered for the first time will fall on the second screen. By starting the vibration module, the vibration module makes the second screen move up and down in the first discharge port. At this time, the catalyst raw materials will be filtered for the second time through the second screen. Among them, by filtering the catalyst raw materials twice, the raw materials with coarser particle sizes will remain on the first screen, the raw materials with medium particle sizes will be discharged through the first discharge port, and the raw materials with finer particle sizes will be discharged through the second discharge port. Through the above method, it is achieved that the catalyst raw materials can be fully filtered, the separation degree of the catalyst raw materials is increased, there is no need for multiple screening, and the work efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0016] Figure 2 It is a side view of the overall structure of the first embodiment of the utility model.

[0017] Figure 3 The utility model Figure 2 AA line structural section view.

[0018] Figure 4 It is a schematic diagram of the overall structure of the second embodiment of the utility model.

[0019] 101-box, 102-feeding pipe, 103-connecting shaft, 104-sector gear, 105-sliding rake, 106-sliding sleeve, 107-rack, 108-first screen, 109-sliding rod, 110-second screen, 111-fixed block, 112-reset spring, 113-vibration motor, 114-motor plate, 115-driving motor, 116-first discharge port, 117-second discharge port, 201-observation window, 202-U-shaped frame, 203-movable rod, 204-movable plate, 205-cleaning cotton, 206-pull block. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0021] First embodiment

[0022] See also Figure 1 to Figure 3 ,in Figure 1 is a schematic diagram of the overall structure of the first embodiment, Figure 2 is a side view of the overall structure of the first embodiment, Figure 3 yes Figure 2 AA line structural section view.

[0023] The utility model provides a filtering mechanism: comprising a box 101, a feed pipe 102 and a filtering assembly, the filtering assembly comprising a driving module, a connecting shaft 103, a sector gear 104, a toggle rake 105, two sliding sleeves 106, a rack 107, a first screen 108, two sliding rods 109, a second screen 110 and a vibration module, the vibration module comprising two fixed blocks 111, two return springs 112 and a vibration motor 113, the driving module comprising a motor plate 114 and a driving motor 115. The above-mentioned solution solves the problem that the existing catalyst raw material is filtered in a single manner in the filtering device, which easily leads to insufficient separation of the catalyst raw material, requires multiple screenings, and has low working efficiency.

[0024] According to this specific embodiment, the feed pipe 102 is fixedly connected to the box body 101 and is located on the outside of the box body 101. The box body 101 has a first discharge port 116 and a second discharge port 117. The filter assembly is arranged in the box body 101. The catalyst raw material is put into the box body 101 through the feed pipe 102. The catalyst raw material is filtered twice by the filter assembly. The raw material with coarser particle size will remain on the first sieve 108, the raw material with medium particle size will be discharged through the first discharge port 116, and the raw material with finer particle size will be discharged through the second discharge port 117. Through the above method, the catalyst raw material can be fully filtered, the separation degree of the catalyst raw material is increased, there is no need for multiple screening, and the work efficiency is improved.

[0025] The driving module is arranged on the outside of the box 101, the connecting shaft 103 is connected to the driving module and is located in the box 101, the sector gear 104 is fixedly connected to the connecting shaft 103, the two sliding sleeves 106 are fixedly connected to the box 101 and are located on the top wall of the box 101, the toggle rake 105 is arranged in the box 101, the two sliding rods 109 are fixedly connected to the toggle rake 105 and respectively penetrate the corresponding sliding sleeves 106, the rack 107 is fixedly connected to the toggle rake 105 and is located on the top wall of the toggle rake 105 The rack 107 is meshed with the sector gear 104, the first screen 108 is fixedly connected to the housing 101 and is located below the rake 105, the second screen 110 is arranged below the first screen 108 and is located in the first discharge port 116, the vibration module is connected to the second screen 110, and when the catalyst filtering process is performed, the catalyst raw material is put into the housing 101 through the feed pipe 102 and falls on the top of the first screen 108, and then the driving module outside the housing 101 is started, and the driving module The sector gear 104 is driven to swing back and forth by the connecting shaft 103. Since the sector gear 104 is meshed with the rack 107, the two slide bars 109 above the rake 105 slide back and forth on the slide bars 109 respectively. At the same time, the rake 105 reciprocates the catalyst raw materials on the first screen 108. The catalyst raw materials will be initially filtered on the first screen 108. In addition, the rake 105 can prevent the catalyst raw materials from clogging the first screen 108. Subsequently, the initially filtered catalyst raw materials will fall on the second screen 110. Start the vibration module, which makes the second screen 110 move back and forth up and down in the first discharge port 116. At this time, the catalyst raw material will be filtered twice through the second screen 110. Among them, by filtering the catalyst raw material twice, the raw material with coarser particle size will remain on the first screen 108, the raw material with medium particle size will be discharged through the first discharge port 116, and the raw material with finer particle size will be discharged through the second discharge port 117. Through the above method, it is achieved that the catalyst raw material can be fully filtered, the separation degree of the catalyst raw material is increased, there is no need for multiple screening, and the work efficiency is improved.

[0026] Secondly, the two fixed blocks 111 are fixedly connected to the box body 101 and are located on the outer wall of the box body 101. The two ends of each of the return springs 112 are respectively fixedly connected to the second screen 110 and the corresponding fixed block 111. By starting the vibration motor 113 under the second screen 110 and cooperating with the two return springs 112 under the second screen 110, the second screen 110 is reciprocated up and down in the first discharge port 116. At this time, the catalyst raw materials filtered through the first screen 108 will be filtered for the second time through the second screen 110.

[0027] At the same time, the motor plate 114 is fixedly connected to the box body 101 and is located on the outer wall of the box body 101. The drive motor 115 is fixedly connected to the motor plate 114 and is located above the motor plate 114. One end of the connecting shaft 103 is connected to the output end of the drive motor 115. The motor plate 114 fixedly supports the drive motor 115 on the outer side of the box body 101. The drive motor 115 drives the sector gear 104 to rotate through the connecting shaft 103.

[0028] During the catalyst filtering process, the catalyst raw material is put into the box 101 through the feed pipe 102 and falls on the first screen 108, and then the drive motor 115 on the motor plate 114 is started. The drive motor 115 drives the sector gear 104 to swing back and forth through the connecting shaft 103. Since the sector gear 104 is meshed with the rack 107, the two slide bars 109 above the rake 105 slide back and forth on the slide bars 109 respectively. At the same time, the rake 105 reciprocates the catalyst raw material on the first screen 108, and the catalyst raw material is initially filtered on the first screen 108. In addition, the rake 105 can prevent the catalyst raw material from clogging the first screen. A screen 108 is provided, and then the catalyst raw materials filtered for the first time will fall on the second screen 110. By starting the vibration motor 113, the vibration motor 113 cooperates with the return spring 112 to make the second screen 110 move back and forth up and down in the first discharge port 116. At this time, the catalyst raw materials will be filtered twice through the second screen 110. Among them, by filtering the catalyst raw materials twice, the raw materials with coarser particle sizes will remain on the first screen 108, the raw materials with medium particle sizes will be discharged through the first discharge port 116, and the raw materials with finer particle sizes will be discharged through the second discharge port 117. Through the above method, it is achieved that the catalyst raw materials can be fully filtered, the separation degree of the catalyst raw materials is increased, there is no need for multiple screening, and the work efficiency is improved.

[0029] Second embodiment

[0030] See also Figure 4 ,in Figure 4 It is a schematic diagram of the overall structure of the second embodiment.

[0031] On the basis of the first embodiment, a filtering mechanism of the utility model further includes an observation assembly, which includes an observation window 201 , a U-shaped frame 202 , a movable rod 203 , a movable plate 204 , cleaning cotton 205 and a pull block 206 .

[0032] The observation assembly is connected to the box body 101 and is located on the box body 101. An operator can observe the filtering process of the catalyst raw material through the observation assembly, which is beneficial to the production of the catalyst.

[0033] The observation window 201 is fixedly connected to the box body 101 and is located on the box body 101. The U-shaped frame 202 is fixedly connected to the box body 101 and is located on the outer side wall of the box body 101. The movable rod 203 is arranged in the U-shaped frame 202. The movable plate 204 is fixedly connected to the movable rod 203 and is sleeved on the outer side of the observation window 201. The cleaning cotton 205 is fixedly connected to the movable plate 204 and is located on the outer side wall of the movable plate 204. The catalyst raw material is filtered in the box body 101. When the filter element 201 is cleaned, the operator can observe the filtering process of the catalyst raw material through the observation window 201, so as to understand the filtering progress of the catalyst raw material and facilitate the production of the catalyst. When there is too much dust or dirt in the observation window 201, the movable plate 204 is slid on the movable rod 203 on the U-shaped frame 202, and the movable plate 204 drives the cleaning cotton 205 to wipe the surface of the observation window 201 back and forth until the surface of the observation window 201 is wiped clean, thereby improving the working experience of the operator.

[0034] The pull block 206 is fixedly connected to the movable plate 204 and is located on the outer side wall of the movable plate 204 . By arranging the pull block 206 on the outer side of the movable plate 204 , the pull block 206 can facilitate the movable plate 204 to move outside the observation window 201 .

[0035] When filtering the catalyst raw materials in the box 101, the operator observes the filtering process of the catalyst raw materials through the observation window 201, which is convenient for understanding the filtering progress of the catalyst raw materials and is beneficial to the production of the catalyst. When there is too much dust or dirt in the observation window 201, the pull block 206 is pulled, and the pull block 206 drives the movable plate 204 to slide on the movable rod 203 on the U-shaped frame 202. At the same time, the movable plate 204 drives the cleaning cotton 205 to wipe the surface of the observation window 201 back and forth until the surface of the observation window 201 is wiped clean, thereby improving the operator's work experience.

[0036] The above disclosures are only two preferred embodiments of the present invention, which certainly cannot be used to limit the scope of the present invention. A person skilled in the art can understand that all or part of the processes of the above embodiments and equivalent changes made according to the claims of the present invention still fall within the scope of the present invention.

Claims

1. A filtering mechanism, characterized in that: It includes a box body, a feed pipe and a filter assembly, wherein the feed pipe is fixedly connected to the box body and is located outside the box body, the box body has a first discharge port and a second discharge port, and the filter assembly is arranged in the box body; The filtering assembly includes a driving module, a connecting shaft, a sector gear, a toggle rake, two sliding sleeves, a rack, a first screen, two sliding rods, a second screen and a vibration module. The driving module is arranged on the outside of the box body, the connecting shaft is connected to the driving module and is located in the box body, the sector gear is fixedly connected to the connecting shaft, the two sliding sleeves are fixedly connected to the box body and are located on the top wall of the box body, the toggle rake is arranged in the box body, the two sliding rods are fixedly connected to the toggle rake and respectively pass through the corresponding sliding sleeves, the rack is fixedly connected to the toggle rake and is located above the toggle rake, and the rack is meshed with the sector gear, the first screen is fixedly connected to the box body and is located below the toggle rake, the second screen is arranged below the first screen and is located in the first discharge port, and the vibration module is connected to the second screen.

2. The filtering mechanism according to claim 1, characterized in that: The vibration module includes two fixed blocks, two return springs and a vibration motor. The two fixed blocks are fixedly connected to the box body and are located on the outer wall of the box body. The two ends of each return spring are respectively fixedly connected to the second screen and the corresponding fixed block.

3. The filtering mechanism according to claim 2, characterized in that: The driving module includes a motor plate and a driving motor. The motor plate is fixedly connected to the box and is located on the outer wall of the box. The driving motor is fixedly connected to the motor plate and is located above the motor plate. One end of the connecting shaft is connected to the output end of the driving motor.

4. The filtering mechanism according to claim 1, characterized in that: The filtering mechanism further comprises an observation assembly, which is connected to the box and is located on the box.

5. The filtering mechanism according to claim 4, characterized in that: The observation assembly includes an observation window, a U-shaped frame, a movable rod, a movable plate and cleaning cotton. The observation window is fixedly connected to the box body and is located on the box body. The U-shaped frame is fixedly connected to the box body and is located on the outer side wall of the box body. The movable rod is arranged in the U-shaped frame. The movable plate is fixedly connected to the movable rod and is sleeved on the outer side of the observation window. The cleaning cotton is fixedly connected to the movable plate and is located on the outer side wall of the movable plate.

6. The filtering mechanism according to claim 5, characterized in that: The observation assembly also includes a pull block, which is fixedly connected to the movable plate and is located on the outer side wall of the movable plate.

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