CN112295906B - A multifunctional sieve dryer - Google Patents

Abstract

The invention discloses a multifunctional sieving dryer, comprising a casing, a top cover, a base, several sieving components, a horizontal vibration component and a drying component, and the bottom end of the casing is mounted on the base , the top cover is installed on the top of the casing, the inner wall of the casing is provided with a mounting plate and a supporting plate, and a plurality of sieve sample inlets are evenly opened on the installation plate; a number of the sieve sample components Installed between the mounting plate and the support plate and uniformly and symmetrically arranged along the center of the mounting plate, several of the sieve assemblies each include a plurality of filter discs, and a plurality of the filter discs are arranged along the casing. They are arranged in sequence in the height direction of the casing, and the filter discs are arranged in parallel along the radial direction of the casing and are detachably connected to the casing. The multi-functional sample sieving dryer combines the drying component and the sieving component, and can dry the samples at any time before screening according to the needs. It can screen multiple samples and repeatedly screen different samples, which overcomes the environmental factors. influences.

Description

A multifunctional sieve dryer

technical field

The invention relates to the technical field of soil sample screening, in particular to a multifunctional sample screening dryer.

Background technique

For the geochemical exploration work, the collection of water system sediments, soil and rock samples is essential, and the selection of samples has always been a tedious task in the later stage of geochemical exploration. In the investigation, a total of more than 1,000 samples were collected. The screening of samples is a huge workload. Usually, more than 9 workers are required. When the weather is good, the screening work takes 4 to 5 days. Tibet has a lot of rain in the rainy season. , the sample is wet, and labor is expensive. This is only a small-scale work of chemical exploration and screening. If it is 1:200,000, 1:500,000, it consumes huge manpower and material resources, which is not in line with the current era of technological automation. However, in the current era of technological automation, energy conservation has become a necessity of social development and the consensus of the whole people. For industries such as geology, metallurgy, chemical industry, agriculture, scientific research, medicine, etc., the screening of samples has always been a tedious task. It has naturally become a necessity for the preliminary work of various industries.

The traditional sieving machine has the defects of large sample screening workload and low sieving rate. In order to meet the demand for energy saving and increase the sieving rate of the sample size, although the rotary vibration sieve with the rotary sieving structure has gradually appeared on the market, this structure increases. The sieving area is increased, and there are multiple discharge openings on the outside of the side wall, which can automatically discharge materials and improve the sieving rate; however, the shell of this sieving machine is too large, which is not suitable for the screening of laboratory samples; single screening of samples When the number of samples is small, multiple samples cannot be screened at the same time; when different samples are repeatedly screened, the cleaning of waste samples is difficult and disassembly is more difficult; in rainy weather and the samples are wet, indoor screening cannot be performed, and there is no drying function. These defects also greatly limit the use of the sieve prototype in different industries. Based on the above background, it is an urgent need for the current work to design a multifunctional sieving dryer.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a multifunctional sample sieving dryer, which combines the drying component and the sieving component with each other, and can dry the samples at any time before screening according to the requirements, and can screen multiple samples and repeatedly screen different samples. The samples overcome the influence of environmental factors to solve the technical problems mentioned in the background art.

The purpose of this invention is to realize through the following technical solutions:

A multifunctional sieving dryer, comprising a casing, a top cover, a base, several sieving components, a horizontal vibration component and a drying component, the bottom end of the casing is mounted on the base, the top The cover is installed on the top of the casing, the inner wall of the casing is provided with a mounting plate and a support plate, and a plurality of screen sample inlets are evenly opened on the mounting plate;

Several of the sieve assemblies are installed between the mounting plate and the support plate and are evenly and symmetrically arranged along the center of the mounting plate. The mesh discs are arranged in sequence along the height direction of the casing, and the filter mesh discs are arranged in parallel along the radial direction of the casing and are detachably connected to the casing; The center is on the same straight line, and the filter discs of several sieve sample assemblies correspond to the plurality of sieve sample inlets one-to-one;

The horizontal vibration assembly is arranged between the support plate and the casing, and the drying assembly is connected to the side wall of the bottom of the casing.

The number of sieve sample inlets of the present invention matches the number of sieve sample components, different sieve sample components can screen different samples, and can also screen multiple samples at the same time, the number of samples for single screening is large, in rainy weather, the sample is wet Therefore, the setting of the drying component enables the present invention to have a sample drying function, which provides technical support for the smooth progress of sample screening.

Further, the mesh numbers of a plurality of the filter discs of any one of the sieve assemblies gradually increase from the top end of the casing to the bottom end of the casing, and a plurality of the filter discs. The aperture of the casing gradually decreases from the top end of the casing to the bottom end of the casing.

The beneficial effect of the above-mentioned preferred embodiment is: the multiple screen discs of any sieve component are distributed in sequence from top to bottom, and their mesh numbers are arranged in ascending order from top to bottom, and their apertures are arranged in accordance with the top-to-bottom direction. Arranged in descending order in the downward direction, the selection of the mesh number of each filter disc in each sieving component can be matched according to the requirements, realizing the purpose of screening multiple samples at the same time, and greatly improving the work efficiency.

Further, a snap cover matched with the sieve sample inlet is detachably connected to the mounting plate.

The beneficial effect of the above-mentioned preferred embodiment is that: the mounting plate is provided with a detachable snap cover that cooperates with the sieve sample inlet, which can prevent the samples at each sieve sample inlet from being confused and confused during the vibration process, and the top cover plays the first layer of prevention. The role of dust, the snap cover also plays a second role of dust.

Further, a base is arranged on the casing, and the horizontal vibration component is arranged between the support plate and the base.

The beneficial effect of the above preferred embodiment is that the support plate is used to support a plurality of filter discs of the sieve assembly, and the horizontal vibration assembly is installed on the machine base and connected with the support plate.

Further, the bottom wall of the support plate is fixedly connected with a bottom plate, and the horizontal vibration assembly is connected between the base and the bottom plate;

The horizontal vibration assembly includes a drive motor, a first connecting rod, a second connecting rod, a fixed seat, a bracket, a screw rod, a sliding rail and a horizontal sliding plate, and the first end of the first connecting rod is connected to the other through the main rotating shaft. the output shaft of the driving motor is connected, and the second end of the first connecting rod is connected with the first end of the second connecting rod through the auxiliary rotating shaft;

A connecting shaft is installed on the bracket, a support is arranged on the fixing seat, the second end of the second connecting rod is hinged with the connecting shaft, and one end of the screw rod is rotatably mounted on the connecting shaft , the other end of the screw rod passes through the support, the side wall of the support is provided with a rotating screw that cooperates with the screw rod, the rotating screw is sleeved with a gear, and the sliding rail It is fixedly installed on the support, the horizontal sliding plate is slidably connected with the sliding rail, and the bottom wall of the horizontal sliding plate is provided with a rack that engages with the gear.

The beneficial effects of the above preferred embodiment are: when the driving motor is started, the first connecting rod and the second connecting rod are driven to rotate, the second connecting rod is hinged with the connecting shaft, and the first connecting rod and the second connecting rod are driven in the process of linkage. The bracket moves back and forth along the chute of the fixed seat. At this time, the screw rod is passed through the support and performs telescopic movement in the support. The rotating screw matched with the screw rod will rotate synchronously to drive the gear to rotate, and the bottom wall of the horizontal sliding plate The racks and gears mesh and move, so that the horizontal sliding plate can move horizontally along the sliding rail.

Further, the horizontal sliding plate is provided with a threaded hole, the bottom plate and the horizontal sliding plate are connected by a locking assembly, the locking assembly is a screw, and the screw is installed in cooperation with the threaded hole.

The beneficial effect of the above preferred embodiment is that the horizontal sliding plate and the bottom plate are fixedly connected through the cooperation of screws and threaded holes.

Further, the fixed seat is supported on the machine seat through a load-bearing column.

The beneficial effect of the above-mentioned preferred embodiment is that the load-bearing column not only plays the role of fixing the fixing seat, but also can bear the pressure brought by the upper multi-layer filter screen disc.

Further, a plurality of buffer springs are evenly arranged around the casing, one end of the buffer spring is connected to the support plate, and one end of the buffer spring is connected to the body of the casing.

The beneficial effect of the above preferred embodiment is that the buffer spring surrounds the filter disc and is connected to the main body of the lower casing, mainly for the functions of buffering and reducing noise.

Further, the drying assembly includes a hot air blower arranged on the base, a drying bag and a ventilation pipe placed outside the casing, the drying bag is provided with an air inlet and a heat dissipation port, the One end of the ventilation pipe is communicated with the hot air blower, and the other end of the ventilation pipe is communicated with the air inlet.

The beneficial effect of the above preferred embodiment is: when the hot air blower is started, the hot air heated by the hot air blower is transported to the drying bag through the ventilation pipe, and the drying bag can adopt a double-layer waterproof bag body. When the hot air enters the bag body Afterwards, the moist sample in the drying bag can be air-dried.

Further, the base is also provided with a storage room for storing the drying bags.

The beneficial effect of the above preferred embodiment is that drying bags are stored in the storage room, which is convenient to move and regulate the whole device.

The beneficial effects of the present invention are:

In the multifunctional sample sieving dryer of the present invention, the number of sieving components can be multiple, and the number can be set according to specific needs. The number of sieving inlets matches the number of sieving components, and different sieving components can be Different samples can be screened, and multiple samples can be screened at the same time, and the number of samples to be screened at a time is large; any screening component is composed of multiple filter discs. The sample assembly can repeatedly screen the same sample, and multiple screening assemblies can be combined to screen different samples repeatedly. The filter disc and the casing are detachably connected, so that the cleaning difficulty of waste samples is greatly reduced; in rainy weather, When the sample is wet, the setting of the drying component enables the present invention to have the sample drying function, which provides technical support for the smooth sample screening. The combination of the drying component and the sieving component overcomes the influence of environmental factors.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the multifunctional sieving dryer of the present invention;

Fig. 2 is the top view structure diagram of the top cover of the present invention;

Fig. 3 is the arrangement structure schematic diagram of the screen tray of the sieve sample assembly of the present invention;

4 is a schematic diagram of the installation structure of the screen tray of the sieve assembly of the present invention;

5 is a schematic diagram of the distribution structure of the sieve inlet of the present invention on the mounting plate;

6 is a schematic diagram of one of the motion states of the horizontal sliding plate of the present invention;

7 is a schematic diagram of the second motion state of the horizontal sliding plate of the present invention;

8 is a schematic diagram of the third movement state of the horizontal sliding plate of the present invention;

9 is a schematic diagram of one of the linkage states between the first connecting rod and the second connecting rod of the present invention;

10 is a schematic diagram of the second linkage state between the first connecting rod and the second connecting rod of the present invention;

11 is a schematic diagram of the third linkage state between the first connecting rod and the second connecting rod of the present invention;

In the figure, 1-chassis, 2-top cover, 3-base, 4-sieve component, 5-horizontal vibration component, 6-drying component, 601-hot air blower, 602-drying bag, 603-ventilation pipe , 604-air inlet, 605-vent, 606-storage room, 7-installation plate, 701-sieve inlet, 8-support plate, 801-bottom plate, 9-filter plate, 10-snap cover, 11- Machine base, 12-drive motor, 13-first link, 14-second link, 15-fixed seat, 1501-support, 16-support, 17-screw rod, 18-slide rail, 19-horizontal sliding Plate, 1901-threaded hole, 20-main rotating shaft, 21-auxiliary rotating shaft, 22-connecting shaft, 23-rotating screw, 24-gear, 25-rack, 26-bearing column, 27-buffer spring.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

1-11, the present invention provides a technical solution:

Please refer to FIGS. 1-5 , a multifunctional sample sieving dryer includes a casing 1, a top cover 2, a base 3, several sieving components 4, a horizontal vibration component 5 and a drying component 6. The casing The bottom end of 1 is mounted on the base 3, the top cover 2 is mounted on the top of the casing 1, and the inner wall of the casing 1 is provided with a mounting plate 7 and a supporting plate 8, the mounting plate 7 A plurality of sieve sample inlets 701 are evenly opened on the upper part;

Several of the sieve assemblies 4 are installed between the installation plate 7 and the support plate 8 and are evenly and symmetrically arranged along the center of the installation plate 7, and each of the sieve assemblies 4 includes a plurality of filter discs 9. , a plurality of the filter discs 9 are arranged in sequence along the height direction of the casing 1, and the filter discs 9 are arranged in parallel along the radial direction of the casing 1 and are detachably connected to the casing 1; any The centers of the screen trays 9 of the sieve assembly 4 are on the same straight line, and the screen trays 9 of a plurality of the sieve assemblies 4 are in one-to-one correspondence with a plurality of the sieve inlets 701;

The horizontal vibration assembly 5 is disposed between the support plate 8 and the casing 1 , and the drying assembly 6 is connected to the side wall of the bottom of the casing 1 .

In the multifunctional sieving dryer of the present invention, the number of sieving components 4 can be multiple, and the number can be set according to specific needs. The number of sieving inlets 701 matches the number of sieving components 4. The sample assembly 4 can screen different samples, and can also screen a variety of samples at the same time, and the number of samples to be screened at a time is large; any sample screening assembly 4 is composed of multiple filter discs 9. The same set of sieving components 4 can screen the same sample repeatedly, and multiple sieving components 4 can be combined to screen different samples repeatedly. The difficulty of cleaning is greatly reduced; in rainy weather and the sample is wet, the setting of the drying component 6 enables the present invention to have the sample drying function, which provides technical support for the smooth progress of the sample screening. The drying component 6 and the sieving component 4 combined with each other to overcome the influence of environmental factors.

Referring to FIG. 5 , the mesh numbers of the plurality of filter discs 9 of any one of the sieving components 4 gradually increase from the top end of the casing 1 to the bottom end of the casing 1 . The aperture of the filter disc 9 gradually decreases from the top end of the casing 1 to the bottom end of the casing 1 .

The plurality of filter discs 9 of any sieve assembly 4 of the present invention are sequentially distributed in the direction from top to bottom, and the mesh numbers are arranged in ascending order in the direction from top to bottom, and the apertures are in the direction from top to bottom. Arranged in descending order, the selection of the mesh number of each filter disc 9 in each sample sieving component 4 can be matched according to the requirements, which realizes the purpose of screening multiple samples at the same time, and greatly improves the work efficiency.

Preferably, the number of layers of the filter disc 9 may be 5 or more.

Referring to FIG. 1 , the mounting plate 7 is detachably connected with a snap cover 10 which is matched with the sieve inlet 701 .

The sieve inlet 701 of the present invention is used for the sample to pass through. The sieve inlet 701 is opened on the mounting plate 7, and the mounting plate 7 is provided with a detachable snap cover 10 matched with the sieve inlet 701, which can prevent vibration During the process, the samples at each sieve inlet 701 are confused and mixed up, the top cover 2 plays the role of the first dustproof, and the snap cover 10 also plays the role of the second dustproof.

Referring to FIG. 1 , the casing 1 is provided with a base 11 , and the horizontal vibration component 5 is disposed between the support plate 8 and the base 11 .

The support plate 8 of the present invention is used to support a plurality of filter discs 9 of the sieve assembly 4. The horizontal vibration assembly 5 is installed on the base 11 and connected to the support plate 8. When the horizontal vibration assembly 5 is driven, it can Drive the sieving component 4 to move horizontally, so as to enter the sieving program.

1 and 6-8, the bottom wall of the support plate 8 is fixedly connected with a bottom plate 801, and the horizontal vibration assembly 5 is connected between the base 11 and the bottom plate 801;

The horizontal vibration assembly 5 includes a drive motor 12 , a first link 13 , a second link 14 , a fixed seat 15 , a bracket 16 , a screw rod 17 , a sliding rail 18 and a horizontal sliding plate 19 . The first link 13 The first end of the connecting rod is connected with the output shaft of the driving motor 12 through the main rotating shaft 20, and the second end of the first connecting rod 13 is connected with the first end of the second connecting rod 14 through the auxiliary rotating shaft 21;

A connecting shaft 22 is installed on the bracket 16 , a support 1501 is arranged on the fixing base 15 , the second end of the second connecting rod 14 is hinged with the connecting shaft 22 , and one end of the screw rod 17 rotates Installed on the connecting shaft 22, the other end of the screw rod 17 is passed through the support 1501, and the side wall of the support 1501 is provided with a rotating screw 23 that cooperates with the screw rod 17, so The rotating screw 23 is sleeved with a gear 24 , the sliding rail 18 is fixedly installed on the support 1501 , the horizontal sliding plate 19 is slidably connected with the sliding rail 18 , and the bottom wall of the horizontal sliding plate 19 is There is a rack 25 meshing with the gear 24 .

The fixed seat 15 of the present invention is fixed. When the driving motor 12 is activated, it drives the first connecting rod 13 and the second connecting rod 14 to rotate. The second connecting rod 14 is hinged with the connecting shaft 22. During the linkage process of the two connecting rods 14, the bracket 16 will be pushed to move back and forth along the chute of the fixed seat 15. At this time, the screw rod 17 passes through the support 1501 and performs telescopic motion in the support 1501. The rotating screw 23 will rotate synchronously to drive the gear 24 to rotate. The rack 25 on the bottom wall of the horizontal sliding plate 19 meshes with the gear 24 so that the horizontal sliding plate 19 can move horizontally along the sliding rail 18 .

When the drive motor 12 of the present invention is started, if the output shaft rotates counterclockwise, as shown in FIG. 9 , the first connecting rod 13 also rotates counterclockwise around the main rotating shaft 20 . The second link 14 is driven down to move to the right in FIG. 9 along the direction of the fixed seat 15; when the first link 13 rotates counterclockwise to the position shown in FIG. 10, the second link 14 moves to the limit position to the right, When the reverse rotation starts to the left, and the first link 13 continues to rotate counterclockwise to the position shown in FIG. 11 , the second link 14 moves to the left. The linkage of the first link 13 and the second link 14 finally drives the screw rod 17 to perform telescopic movement in the support 1501 .

1 and 6, the horizontal sliding plate 19 is provided with threaded holes 1901, the bottom plate 801 and the horizontal sliding plate 19 are connected by a locking assembly, the locking assembly is a screw, the The screws are installed in cooperation with the threaded holes 1901 .

The horizontal sliding plate 19 and the bottom plate 801 of the present invention are fixedly connected through the cooperation of the screw and the threaded hole 1901. When the horizontal sliding plate 19 moves in the horizontal direction, it simultaneously drives the bottom plate 801 and the supporting plate 8 connected to the bottom plate 801 to move horizontally. The sieving component 4 is placed on the support plate 8, so that the sieving component 4 can be moved horizontally and repeatedly to achieve the purpose of sieving.

Referring to FIG. 1 , the fixing base 15 is supported on the machine base 11 by a bearing column 26 .

The load-bearing column 26 of the present invention not only plays the role of fixing the fixing seat 15 , but also can bear the pressure brought by the upper multi-layer filter disc 9 . The machine base 11 provides a certain weight for the whole device, so that the machine can run smoothly.

Referring to FIG. 1 , a plurality of buffer springs 27 are evenly arranged around the casing 1 , one end of the buffer spring 27 is connected to the support plate 8 , and one end of the buffer spring 27 is connected to the casing 1 on the body.

The buffer spring 27 of the present invention surrounds the filter disc 9 and is connected to the body of the lower casing 1 , and mainly has the functions of buffering and reducing noise.

Please refer to FIG. 1 , the drying assembly 6 includes a hot air blower 601 disposed on the base 3 , a drying bag 602 and a ventilation pipe 603 placed outside the casing 1 , the drying bag 602 is provided with There are an air inlet 604 and a heat dissipation port 605 , one end of the ventilation pipe 603 is communicated with the hot air blower 601 , and the other end of the ventilation pipe 603 is communicated with the air inlet 604 .

When the hot air blower 601 of the present invention is started, the hot air heated by the hot air blower 601 is transported to the drying bag 602 through the ventilation pipe 603, and the drying bag 602 can adopt a double-layer waterproof bag body. , the wet samples in the drying bag 602 can be air-dried.

Referring to FIG. 1 , the base 3 is further provided with a storage room 606 for storing the drying bags 602 .

The base 3 of the present invention has the function of increasing friction and plays the role of stabilizing the sieving dryer, and the storage room 606 stores the drying bag 602, which is convenient to move and regulate the whole device.

The using method of the multifunctional sieving dryer of the present invention is as follows:

Before sample screening, first take out the double-layer drying bag 602 in the storage room 606, the area of the double-layer drying bag 602 can preferably be 2.0m×1.5m, and then the wet sample can be placed in the drying bag 602, The drying bag 602 is sealed, the switch of the hot air blower 601 is turned on, and the sample is dried. According to the solid mineral exploration specification, the temperature of the dried sample does not exceed 55°C during the drying process.

The dried samples are taken out from the drying bag 602 in the order of the sample numbers, and put into the sieving inlet 701 for sieving work. The top cover 2 is first opened, and then five samples are placed in the five sieve holes respectively. The types of the samples are not limited to five. Here is an example, and five snap covers 10 are covered. Turn on the power supply, start the drive motor 12, the horizontal vibration component 5 starts to work, and drives the sieve component 4 to move horizontally, and drives each filter disc 9 to vibrate horizontally. By adjusting the power of the drive motor 12, the frequency of the horizontal vibration of the filter disc 9 is realized. , so as to achieve sample screening.

The above are only preferred embodiments of the present invention, and it should be understood that the present invention is not limited to the form disclosed herein, should not be construed as an exclusion of other embodiments, but may be used in various other combinations, modifications and environments, and Modifications can be made within the scope of the concepts described herein, from the above teachings or from skill or knowledge in the relevant field. However, modifications and changes made by those skilled in the art do not depart from the spirit and scope of the present invention, and should all fall within the protection scope of the appended claims of the present invention.

Claims (6)

1. A multifunctional sieving dryer, characterized in that it comprises a casing (1), a top cover (2), a base (3), several sieving components (4), a horizontal vibration component (5) and drying component (6); The bottom end of the casing (1) is mounted on the base (3), the casing (1) is provided with a base (11), and the top cover (2) is mounted on the casing (1) ), a mounting plate (7) and a supporting plate (8) are arranged on the inner wall of the casing (1), and a plurality of sieve inlets (701) are evenly opened on the mounting plate (7). The bottom wall of the support plate (8) is fixedly connected with a bottom plate (801), and the horizontal vibration assembly (5) is connected between the machine base (11) and the bottom plate (801); The horizontal vibration assembly (5) includes a drive motor (12), a first connecting rod (13), a second connecting rod (14), a fixing seat (15), a bracket (16), a screw rod (17), and a sliding rail (18) and a horizontal sliding plate (19), the first end of the first link (13) is connected with the output shaft of the drive motor (12) through the main rotating shaft (20), the first link The second end of (13) is connected with the first end of the second connecting rod (14) through the auxiliary rotating shaft (21); A connecting shaft (22) is installed on the bracket (16), a support (1501) is arranged on the fixing seat (15), and the second end of the second connecting rod (14) is connected to the connecting shaft (1501). 22) Hinged, one end of the screw rod (17) is rotatably mounted on the connecting shaft (22), and the other end of the screw rod (17) passes through the support (1501), the support The side wall of (1501) is provided with a rotating screw (23) that cooperates with the screw rod (17), the rotating screw (23) is sleeved with a gear (24), and the slide rail (18) is fixedly installed On the support (1501), the horizontal sliding plate (19) is slidably connected with the sliding rail (18), and the bottom wall of the horizontal sliding plate (19) is provided with the gear (24) meshing rack (25); Several of the sieve assemblies (4) are installed between the mounting plate (7) and the support plate (8) and are evenly and symmetrically arranged along the center of the mounting plate (7), and a plurality of the sieve assemblies ( 4) Each includes a plurality of filter discs (9), the plurality of filter discs (9) are arranged in sequence along the height direction of the casing (1), and the apertures of the plurality of filter discs (9) are The direction from the top end of the casing (1) to the bottom end of the casing (1) gradually becomes smaller, and the mesh number of the plurality of the filter screen discs (9) of any one of the sieving components (4) is from The direction from the top end of the casing (1) to the bottom end of the casing (1) gradually increases, and the filter disc (9) is arranged parallel to the radial direction of the casing (1) and is parallel to the The casing (1) is detachably connected; the centers of the screen trays (9) of any one of the screening assemblies (4) are on the same straight line, and the screen trays (9) of several of the screening assemblies (4) are on the same line. ) is in one-to-one correspondence with a plurality of the sieve sample inlets (701); The drying assembly (6) includes a hot air blower (601) arranged on the base (3), a drying bag (602) and a ventilation pipe (603) placed outside the casing (1), so The drying bag (602) is provided with an air inlet (604) and a heat dissipation port (605), one end of the ventilation pipe (603) is communicated with the hot air blower (601), and the other end of the ventilation pipe (603) is connected to the hot air blower (601). One end communicates with the air inlet (604). 2. The multifunctional sieve sample dryer according to claim 1, characterized in that: a snap cover (10) matched with the sieve sample inlet (701) is detachably connected to the mounting plate (7). . 3. The multifunctional sieving dryer according to claim 1, characterized in that: the horizontal sliding plate (19) is provided with threaded holes (1901), and the bottom plate (801) is connected to the horizontal sliding plate. (19) are connected by a locking assembly, the locking assembly is a screw, and the screw is installed in cooperation with the threaded hole (1901). 4 . The multifunctional sieving dryer according to claim 1 , wherein the fixed seat ( 15 ) is supported on the machine seat ( 11 ) through a load-bearing column ( 26 ). 5 . 5. The multifunctional sieving dryer according to claim 1, characterized in that: a plurality of buffer springs (27) are evenly arranged around the casing (1), and one end of the buffer spring (27) Connected to the support plate (8), one end of the buffer spring (27) is connected to the body of the casing (1). 6 . The multifunctional sample sieving dryer according to claim 1 , wherein: the base ( 3 ) is further provided with a storage room ( 606 ) for storing the drying bags ( 602 ). 7 .

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