Drying machine with feed filtering mechanism

Abstract

The utility model relates to the field of dryers, in particular to a dryer with a feed filtering mechanism, a filter cartridge is arranged at a feed port of a dryer body, a feed pipe is arranged on the upper portion of the filter cartridge to introduce materials, a filter screen is rotatably mounted in the filter cartridge, a gear ring is arranged at the bottom of the filter screen, and the gear ring is driven by a driving motor. A scraping strip is in extrusion contact with the surface of the filter screen, and a plurality of grooves are formed in the outer wall of the scraping strip. According to the utility model, the filter cartridge is matched with the filter screen to realize a basic material filtering function, meanwhile, after the filter screen is used for a period of time, the driving motor is matched with the gear ring gear piece to drive the whole filter screen to rotate, impurities attached to the surface of the filter screen are scraped by the scraping strip, and then the scraping strip is cleaned to finish maintenance operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to drying machine technical field especially relates to a drying machine with feed filter mechanism. BACKGROUND

[0002] Drying machine is a kind of mechanical equipment using heat energy to reduce the moisture of material, mainly used for drying operation to object, and its working principle is based on the process of heat transfer and mass transfer, in drying process, heat is transferred to wet material from high-temperature heat source through various ways, the moisture on the surface of material vaporizes and escapes to external space, internal moisture diffuses to the surface and continues to vaporize, so that the moisture content of material is continuously reduced until the specified drying degree is reached.

[0003] When introducing material, centrifugal spray dryer needs to filter the impurities in material through filter screen, and the filter mechanism of part of traditional centrifugal spray dryer needs to be disassembled through complicated fastener during maintenance, which is time-consuming and laborious and inconvenient to use. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art and provides a drying machine with feed filter mechanism.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A drying machine with feed filter mechanism, including drying machine body, the feed inlet of drying machine body is provided with filter cartridge, the upper portion of filter cartridge is provided with feed pipe to introduce material, and the inside of filter cartridge is installed with filter screen, the bottom of filter screen is provided with gear ring, gear ring is driven to rotate by driving motor, and the surface of filter screen is extruded and contacted with scraping strip, a plurality of grooves are formed in the outer wall of scraping strip.

[0007] In addition, preferably, a hatch is rotatably installed on one side of the outer portion of the filter cartridge, and a transparent plate is arranged in the middle portion of the hatch.

[0008] In addition, preferably, an annular tray is installed in the inside of the filter cartridge, and a turntable is rotatably connected to the upper wall of the tray, a plurality of clamping grooves are formed in the turntable, and the clamping grooves are used to abut the clamping blocks formed in the bottom wall of the filter screen.

[0009] In addition, preferably, a barrier sealing ring is arranged above the turntable, and the filter screen is assembled between the barrier sealing ring and the turntable.

[0010] In addition, preferably, a rotating rod is rotatably installed on one side of the inside of the filter cartridge, a limiting groove is formed in the bottom wall of the rotating rod, and the scraping strip is limitingly clamped and installed in the limiting groove.

[0011] In addition, preferably, one end of the rotating rod is provided with an insertion block which is inserted into a slot formed in the inner wall of the cabin door.

[0012] In addition, preferably, one side of the filter cylinder is provided with a driving motor, the output shaft of the driving motor extends into the filter cylinder and is connected with a driving gear, the upper side of the driving gear is connected with a gear ring through a gear slot, and the gear ring is arranged on one side of the bottom of the rotating disc.

[0013] The utility model discloses the beneficial effects are:

[0014] In the utility model, the filter cylinder cooperates with the filter screen to realize the material filtering function of the foundation, and after a period of use, the filter screen is driven to rotate as a whole through the driving motor and the gear ring, and the impurities attached to the surface of the filter screen are scraped through the scraping strip, and then the scraping strip is cleaned to complete the maintenance operation, which is convenient to operate.

[0015] Meanwhile, after long-time use, the filter screen can be taken out from the blocking sealing ring by opening the cabin door, so that the dismounting operation is completed, the maintenance convenience is effectively improved, and the filtering efficiency is ensured. DRAWINGS

[0016] Figure 1 An external overall structure schematic diagram of the dryer with the feeding filtering mechanism is provided in the utility model.

[0017] Figure 2 A filter cylinder internal structure sectional view is provided in the utility model.

[0018] Figure 3 A filter screen assembly structure sectional view is provided in the utility model.

[0019] Figure 4 A driving motor driving structure schematic diagram is provided in the utility model.

[0020] Figure 5 A rotating rod mounting structure schematic diagram is provided in the utility model.

[0021] Figure 6 A rotating rod connecting structure schematic diagram is provided in the utility model.

[0022] In the drawings: 1, dryer body; 2, filter cylinder; 3, feeding pipe; 4, driving motor; 41, driving gear; 5, blocking sealing ring; 6, rotating rod; 61, scraping strip; 611, groove; 62, insertion block; 7, filter screen; 71, clamping block; 8, tray; 9, rotating disc; 10, gear ring; 11, clamping slot; 12, cabin door; 13, slot; 14, limiting slot. DETAILED DESCRIPTION

[0023] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments.

[0024] With reference to Figures 1-6 The dryer with a feeding filtering mechanism, including dryer body 1, the feeding port of dryer body 1 is provided with filter cartridge 2, the upper portion of filter cartridge 2 is provided with feeding pipe 3 to introduce material, and filter cartridge 2 is internally provided with filter screen 7, the bottom of filter screen 7 is provided with gear ring 10, gear ring 10 is driven to rotate by driving motor 4, and the surface of filter screen 7 is extruded to contact scraper 61, and a plurality of grooves 611 are formed in the outer wall of scraper 61.

[0025] Further, the outside of filter cartridge 2 is rotatably provided with hatch 12, the middle of hatch 12 is provided with transparent plate, and transparent plate is used to directly observe the internal condition of filter cartridge 2.

[0026] Further, annular tray 8 is installed in the inside of filter cartridge 2, the upper wall of tray 8 is rotatably connected with turntable 9, a plurality of clamping grooves 11 are formed in turntable 9, clamping grooves 11 are used to butt joint clamping blocks 71 formed in the bottom wall of filter screen 7, and through the butt joint of clamping grooves 11 and clamping blocks 71, turntable 9 and filter screen 7 are synchronously rotated.

[0027] Further, barrier sealing ring 5 is arranged above turntable 9, filter screen 7 is assembled between barrier sealing ring 5 and turntable 9, and barrier sealing ring 5 is used to ensure basic sealing property.

[0028] Further, rotating rod 6 is rotatably installed in the inside of filter cartridge 2, limiting groove 14 is formed in the bottom wall of rotating rod 6, and scraper 61 is limitingly connected and installed in limiting groove 14.

[0029] Further, one end of rotating rod 6 is provided with plug 62, plug 62 is correspondingly inserted into plug groove 13 formed in the inner wall of hatch 12.

[0030] Further, driving motor 4 is installed on one side of filter cartridge 2, the output shaft of driving motor 4 extends into the inside of filter cartridge 2 and is connected with driving gear 41, driving gear 41 is connected with gear ring 10 through toothing engagement on the upper side of driving gear 41, and gear ring 10 is arranged on the bottom side of turntable 9.

[0031] In this embodiment, the material is introduced by the feeding pipe 3, and the filtering operation is performed through the filter screen 7 arranged in the filter cylinder 2, and after a period of use, the amount of impurities is observed through the transparent plate arranged on the hatch 12, and then the driving motor 4 is controlled to operate to drive the driving gear 41 to rotate, the driving gear 41 meshes with the gear ring 10 arranged at the bottom of the transmission turntable 9, and drives the transmission turntable 9 to rotate, at this time, the filter screen 7 installed on the transmission turntable 9 rotates synchronously and rubs against the scraping strip 61 to scrape the impurities on the outer wall of the scraping strip 61, and the impurities are collected by the groove 611.

[0032] Then, the maintenance operation is completed by opening the hatch 12 and pulling out the scraping strip 61 from the limiting groove 14 at the bottom of the rotating rod 6, and relatively, the installation is completed by inserting the scraping strip 61 into the limiting groove 14.

[0033] After a long period of use, part of the impurities cannot be directly scraped off by the scraping strip 61, at this time, the filter screen 7 is taken out from the blocking sealing ring 5 for maintenance, and relatively, during the installation process, the clamping block 71 arranged at the bottom of the filter screen 7 is clamped into the clamping groove 11 on the transmission turntable 9 to complete the installation, wherein the blocking sealing ring 5 is made of rubber material and has a certain flexibility to meet the disassembly process of the filter screen.

[0034] In actual application, the rotating rod 6 is provided with an insertion block 62 to connect with the insertion groove 13 arranged on the inner wall of the hatch 12, so as to ensure the installation stability.

[0035] It is worth noting that a dynamic sealing element is arranged at the connection between the output shaft of the driving motor 4 and the filter cylinder 2 to ensure the sealing property, and this mechanism is a conventional arrangement in the field and will not be explained.

[0036] It is worth noting that the specific operation principle of the drying machine, the connection mode of the feeding pipe, and the structure are all prior art, and will not be described in detail.

[0037] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A dryer having a feed filtering mechanism, comprising a dryer body (1), characterized in that, The feeding port of the drying machine body (1) is provided with a filter cylinder (2), the upper part of the filter cylinder (2) is provided with a feeding pipe (3) to introduce materials, and the inside of the filter cylinder (2) is provided with a filter screen (7), the bottom of the filter screen (7) is provided with a gear ring (10), the gear ring (10) is driven to rotate by a driving motor (4), and the surface of the filter screen (7) is in extrusion contact with a scraping strip (61), and a plurality of grooves (611) are formed in the outer wall of the scraping strip (61).

2. The dryer having a feed filtering mechanism according to claim 1, characterized in that, The outside of the filter cylinder (2) is rotatably provided with a hatch (12), and the middle part of the hatch (12) is provided with a transparent plate.

3. The dryer having a feed filtering mechanism according to claim 1, characterized in that, The inside of the filter cylinder (2) is provided with an annular tray (8), the upper wall of the tray (8) is rotatably connected with a rotating disc (9), a plurality of clamping grooves (11) are formed in the rotating disc (9), and the clamping grooves (11) are used for abutting the clamping blocks (71) formed in the bottom wall of the filter screen (7).

4. The dryer having a feed filtering mechanism according to claim 3, characterized in that, The upper part of the rotating disc (9) is provided with a barrier sealing ring (5), and the filter screen (7) is assembled between the rotating disc (9) and the barrier sealing ring (5).

5. The dryer having a feed filtering mechanism according to claim 1, characterized in that, The inside of the filter cylinder (2) is rotatably provided with a rotating rod (6), the bottom wall of the rotating rod (6) is provided with a limiting groove (14), and the limiting groove (14) is provided with the scraping strip (61) in limiting clamping mode.

6. A dryer having a feed filtering mechanism according to claim 5, characterized in that, One end of the rotating rod (6) is provided with an insertion block (62), and the insertion block (62) is inserted into the insertion groove (13) formed in the inner wall of the hatch (12).

7. The dryer having a feed filtering mechanism according to claim 1, characterized in that, The filter cylinder (2) is provided with a driving motor (4) on one side, the output shaft of the driving motor (4) extends into the inside of the filter cylinder (2) and is connected with a driving gear (41), the upper side of the driving gear (41) is connected with the gear ring (10) through a gear slot, and the gear ring (10) is arranged on the bottom side of the rotating disc (9).

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