CN114234572B - Blast drying device - Google Patents
Blast drying device Download PDFInfo
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- CN114234572B CN114234572B CN202111472106.8A CN202111472106A CN114234572B CN 114234572 B CN114234572 B CN 114234572B CN 202111472106 A CN202111472106 A CN 202111472106A CN 114234572 B CN114234572 B CN 114234572B
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- drying
- air
- heating
- supporting plate
- box
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/003—Handling, e.g. loading or unloading arrangements for articles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
Abstract
The invention discloses a blast drying device, which comprises a drying box provided with a drying cavity, wherein a supporting plate is arranged in the drying cavity, a sliding cover plate is arranged on the top wall of the drying box in a sliding manner, the supporting plate is connected with a stop lever, an electric connecting rod, an insulating connecting plate and a resistance electric connecting column which are sequentially and fixedly connected are arranged below the supporting plate, a series circuit formed by electrically connecting a power supply, a blower and a plurality of groups of electric connecting blocks through a lead is arranged on the drying box, the blower is communicated with the heating box and is provided with an air supply channel communicated with the heating box, the air supply channel is communicated with the drying cavity through an air supply outlet, and the supporting plate is matched with the stop outlet, the amount of the blast of the blower is adjusted and the endless waste of hot air is prevented.
Description
Technical Field
The invention relates to the technical field of forced air drying, in particular to a forced air drying device.
Background
When medical experiments are carried out, the test articles are often required to be dried, for example, in noninvasive intestinal cancer screening experiments, the next step can be carried out after ethanol is completely volatilized, otherwise, the residual ethanol can inhibit amplification and influence the experimental results. When operating the step, experimenters generally open the ep tube cover in the biological safety cabinet, so that the ethanol in the ep tube is naturally dried, and the waiting time is usually 10 min. When the sample size is large, the step takes too long time, and the experimental efficiency is seriously influenced.
Among the prior art, the electric heat forced air drying cabinet of publication number "CN 203163429U", including the cavity box that possesses the drying chamber, be provided with the heater by temperature controller control in the drying chamber, and the drying chamber lateral wall installs the fan, and be provided with the temperature sensor who is connected with temperature controller signal in the drying chamber, realize the forced air drying to the sample in the drying chamber, greatly improve the drying efficiency of sample.
However, the prior art still has major defects, such as: the electric heat air blast drying cabinet of above-mentioned technique once can only dry a sample, if a plurality of samples put into same drying chamber and dry, can make the sample volatilize each other and cause cross contamination to influence the experiment precision.
Disclosure of Invention
The present invention is directed to a forced air drying apparatus to solve the problems set forth in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a blast drying device comprises a drying box, wherein the drying box is provided with a plurality of drying cavities with upward openings, supporting plates are arranged in the drying cavities in a sliding mode, the top wall of the drying box is provided with a sliding cover plate in a sliding mode, the sliding cover plate is pushed by an elastic push block to cooperatively block the openings of the drying cavities, the supporting plates are connected with stop levers which cooperatively block the sliding cover plate, and elastic connecting rods are fixedly connected between the supporting plates and the inner walls of the drying cavities;
the drying box is characterized in that an electric connecting rod, an insulating connecting plate and a resistance electric connecting post which are sequentially and fixedly connected are arranged below the supporting plate, the electric connecting rod is connected below the supporting plate, a plurality of groups of electric connecting block groups are fixedly arranged in the drying box, each electric connecting block group comprises two electric connecting blocks which are electrically connected with two ends of the electric connecting rod or the resistance electric connecting post, and a series circuit which is formed by electrically connecting a power supply, an air blower and the plurality of groups of electric connecting block groups through wires is arranged on the drying box;
the air outlet end of the air blower is communicated with a heating box with a heating device, an air supply channel communicated with the heating box is formed in the drying box, the air supply channel is communicated with the drying cavity through an air supply outlet, and the support plate is matched with the air supply outlet to block the air supply outlet.
Preferably, the bottom surface of the sliding cover plate is provided with an air inducing groove and an air outlet groove, the air inducing groove and the air outlet groove are communicated through a communicating groove, and the sliding cover plate is provided with a plurality of air exhaust through holes which vertically penetrate through the sliding cover plate.
Preferably, the supporting plate is fixedly connected with a supporting plate connecting rod which slidably extends out of the drying cavity, and a stop lever connecting rod is fixedly connected between one end of the supporting plate connecting rod, which is far away from the supporting plate, and the bottom end of the stop lever.
Preferably, a plurality of heating plates are fixedly inserted into the heating box, the heating plates are positioned between the communication position of the air outlet end of the heating box and the air blower and the communication position of the air supply channel and are arranged at intervals, and the heating plates are powered by a heating power supply capable of controlling the heating temperature and the heating time.
Preferably, be provided with the limiting plate on the drying cabinet, and the limiting plate comprises spacing riser of fixed connection on the drying cabinet top wall and the spacing diaphragm fixed connection that is located the slip cover top, and elasticity ejector pad fixed connection is between spacing riser and slip cover.
Preferably, the air blower is communicated with the heating box through a blast pipe, and the air blower is fixedly connected to the outer wall of the heating box through a fixing block.
Preferably, dry chamber below intercommunication has the circuit groove, and layer board lower extreme fixedly connected with slides the slip inserted bar that inserts the circuit groove, and connects the electric block group two connect electric block fixed connection on two relative inner walls of circuit groove, connect electric bar fixed connection at slip inserted bar lower extreme, and connect electric bar and resistance to connect electric post both ends and stretch to two relative inner walls that connect the electric block place.
Preferably, an elastic sleeve ring is fixedly arranged at the communication position of the circuit groove and the drying cavity, and the sliding inserted rod penetrates through the elastic sleeve ring in a sliding manner.
Compared with the prior art, the invention has the beneficial effects that:
the device is provided with a plurality of drying cavities for placing the drying tubes one by one, and the sliding cover plate, the stop lever and the sliding cover plate are arranged in a matched manner, so that the sliding cover plate blocks the opening of the drying cavity into which the drying tubes are inserted, the drying cavity is further sealed, the problem of cross contamination of the test products of the drying tubes in the adjacent drying cavities in the drying and evaporation process is prevented, and the accuracy of experimental data is ensured;
2, this device passes through the layer board, connect the cooperation setting of electric pole and resistance electricity post, according to what of the dry chamber number that inserts the drying tube, adjust series circuit's resistance, thereby adjust the air-blower blast volume, guarantee that the sample in the drying tube can obtain sufficient invariable amount of wind and carry out the blast air drying, further improve the drying efficiency to the sample in the drying tube, still through the position relation of layer board and supply-air outlet, make the dry chamber that does not insert the drying tube not get into hot-blastly, prevent hot-blast no-end waste.
According to the blowing drying device, the drying cavities inserted into the drying pipes are sealed through the matching arrangement of the supporting plate, the stop rod and the sliding cover plate, so that the problem of cross contamination of the test products of the drying pipes in the adjacent drying cavities in the drying and evaporation processes is solved, the blowing amount of the blower is adjusted through the matching arrangement of the supporting plate, the electric connecting rod, the electric resistance electric connecting column and the air supply opening, and the endless waste of hot air is prevented.
Drawings
FIG. 1 is a schematic top view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of section A in FIG. 1;
FIG. 3 is an enlarged view of the structure of region B in FIG. 1;
FIG. 4 is an enlarged view of the structure of region C in FIG. 2;
FIG. 5 is a cross-sectional view of the cross-section D of FIG. 2;
FIG. 6 is a schematic cross-sectional view of section E in FIG. 2;
FIG. 7 is an enlarged view of the structure of the region G in FIG. 6;
fig. 8 is a cross-sectional view of section F in fig. 2.
In the figure: the drying box comprises a drying box 1, a drying cavity 2, a supporting plate 3, a sliding cover plate 4, an air guide groove 41, a communicating groove 42, an air outlet groove 43, an air exhaust through hole 44, an elastic push block 5, a blocking rod 6, an elastic connecting rod 7, a sliding insertion rod 8, an electric connection rod 9, an insulating connecting plate 10, an electric resistance electric connection post 11, a conducting wire 12, a power supply 13, a blower 14, an electric connection block 15, a heating box 16, an air supply channel 17, an air supply outlet 18, a supporting plate connecting rod 19, a blocking rod connecting rod 20, a heating plate 21, a heating power supply 22, a limiting plate 23, a blast pipe 24, a fixing block 25, a circuit groove 26, an elastic lantern ring 27 and a drying pipe 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution:
the first embodiment is as follows:
an air blast drying device comprises a drying box 1, the drying box 1 is provided with nine drying cavities 2 with three transverse sides and three vertical sides distributed at intervals, the openings of the drying cavities 2 are upward, a supporting plate 3 is arranged in any one drying cavity 2 in a sliding manner, a drying tube 28 cover is inserted into the drying cavity 2 after being opened, the bottom end of the drying tube 28 is placed on the supporting plate 3, the drying box 1 is provided with nine limiting plates 23 which are arranged on one side of the openings of the drying cavities 2 one by one, the limiting plates 23 are formed by fixedly connecting limiting vertical plates and limiting transverse plates on the top wall of the drying box 1, the limiting transverse plates are fixedly connected with the upper ends of the limiting vertical plates, the limiting vertical plates are arranged between the limiting transverse plates and the openings of the drying cavities 2, a sliding cover plate 4 is arranged below the limiting transverse plates in a sliding manner, the limiting plates 23 limit the sliding cover plate 4, so that the sliding cover plate 4 can be attached to the openings of the drying cavities 2, and ensure that the sliding cover plate 4 can completely seal the openings of the drying cavities 2, an elastic push block 5 is fixedly connected between the sliding cover plate 4 and the limiting vertical plate, the elastic push block 5 is in a compression force storage state, and the elastic push block 5 can move towards the direction close to the opening of the drying cavity 2 under the elastic action of the elastic push block and block the opening of the drying cavity 2, so that the drying cavity 2 is sealed, the problem of cross contamination of the test sample of the drying tube 28 in the adjacent drying cavity 2 in the drying and evaporation process is prevented, and the accuracy of experimental data is ensured;
the supporting plate 3 is fixedly connected with a supporting plate connecting rod 19 which slidably extends out of the drying cavity 2, a stop rod connecting rod 20 is fixedly connected between one end of the supporting plate connecting rod 19, which is far away from the supporting plate 3, and the bottom end of the stop rod 6, the stop rod 6 is positioned at one end of the drying cavity 2, which is close to a limiting plate 23, and is matched with the stop cover plate 4, an elastic connecting rod 7 is fixedly connected between the supporting plate 3 and the bottom wall of the drying cavity 2, the elastic connecting rod 7 has a supporting effect on the supporting plate 3, so that the supporting plate 3 drives the stop rod 6 to extend out of the drying box 1 and stop the sliding cover plate 4 through the supporting plate connecting rod 19 and the stop rod connecting rod 20, the sliding cover plate 4 cannot extend to the opening of the drying cavity 2 under the blocking of the stop rod 6, the elastic pushing block 5 is compressed, the opening of the drying cavity 2 is exposed to facilitate the insertion of the drying tube 28, the drying tube 28 is inserted into the drying cavity 2 and downwardly extrudes the supporting plate 3, the supporting plate 3 slides downwardly and drives the stop rod 6 to slide downwardly through the supporting plate connecting rod 19 and the stop rod connecting rod 20, the stop lever 6 slides downwards and leaves the sliding cover plate 4, the sliding cover plate 4 moves towards the direction close to the opening of the drying cavity 2 under the elastic pushing of the elastic pushing block 5, finally the sliding cover plate 4 blocks the opening of the drying cavity 2, the drying cavity 2 inserted into the drying tube 28 is sealed, the elastic pushing block 5 is not easy to bend, the problem that the support plate 3 moves upwards under the compression elasticity of the elastic connecting rod 7 to enable the drying tube 28 to push the sliding cover plate 4 is solved, when the sliding cover plate 4 blocks the opening of the drying tube 28, part of the sliding cover plate 4 is still positioned below the limiting transverse plate, the limiting effect of the limiting transverse plate further prevents the problem that the drying tube 28 pushes the sliding cover plate 4, after the test sample in the drying tube 28 is dried, the sliding cover plate 4 is manually pushed backwards to leave the opening of the drying cavity 2, the support plate 3 moves upwards under the compression elasticity of the elastic connecting rod 7 to enable the drying tube 28 to move upwards and partially extend out of the opening of the drying cavity 2, the experimental device is convenient for the experimenter to take, and the supporting plate 3 drives the stop lever 6 to slide upwards through the supporting plate connecting rod 19 and the stop lever connecting rod 20, so that the stop lever 6 extends out of the drying box 1 again and blocks the sliding cover plate 4;
an electric connecting rod 9, an insulating connecting plate 10 and a resistance electric connecting post 11 which are fixedly connected in sequence are arranged downwards below any supporting plate 3, the electric connecting rod 9 is connected below the supporting plate 3, the resistance of the resistance electric connecting post 11 is greater than the resistance of the electric connecting rod 9, the insulating connecting plate 10 is arranged to ensure that the electric connecting rod 9 and the resistance electric connecting post 11 are not electrically connected with each other, nine groups of electric connecting block groups which are matched with the supporting plate 3 one by one are fixedly arranged in the drying box 1, each electric connecting block group comprises two electric connecting blocks 15 which are electrically connected with the two ends of the electric connecting rod 9 or the resistance electric connecting post 11, when a drying pipe 28 is not inserted into the drying cavity 2, the supporting plate 3 is kept stable under the elastic support of an elastic connecting rod 7, the supporting plate 3 drives the resistance electric connecting post 11 to be electrically connected with the two electric connecting blocks 15, and after the drying pipe 28 is inserted into the drying cavity 2, the supporting plate 3 drives the electric connecting rod 9, the insulating connecting plate 10 and the resistance electric connecting post 11 to move downwards together for a certain displacement, the resistance electric pole 11 is separated from the electric connection block 15, and the two ends of the electric connection rod 9 are electrically connected with the electric connection block 15, so that the resistance connected between the two electric connection blocks 15 is reduced, and the drying box 1 is provided with a series circuit formed by electrically connecting a power supply 13, a blower 14 and a nine-unit electric connection block through a lead 12, the number of the electric connection rods 9 which replace the resistance electric connection posts 11 and are connected into the series circuit is increased along with the increase of the number of the drying chambers 2 inserted into the drying tube 28, so that the resistance of the series circuit is reduced, the blast quantity of the blower 14 is increased, and similarly, as the number of the drying chambers 2 inserted into the drying tube 28 is reduced, the number of the electric connecting rods 9 connected into the series circuit by replacing the resistance electric connecting columns 11 is also reduced, therefore, the resistance of the series circuit is increased, the air blowing quantity of the air blower 14 is reduced, the air quantity is adjusted, and the test sample in the drying tube 28 can be ensured to obtain sufficient and constant air quantity for air blowing and drying;
the blower 14 is fixedly connected on the outer wall of a heating box 16 with a heating device through a fixing block 25, the heating box 16 is fixedly connected on the outer wall of a drying box 1, the blower 14 and the heating box 16 are fixedly arranged, the blower 14 is communicated with the heating box 16 through a blower pipe 24, the drying box 1 is provided with an air supply channel 17 communicated with the heating box 16, the air blown by the blower 14 enters the air supply channel 17 after being heated by the heating device of the heating box 16, the air supply channel 17 is communicated with nine drying cavities 2 one by one through nine air supply outlets 18, the support plate 3 is matched with and blocks the air supply outlets 18, in the drying cavities 2 which are not inserted with the drying pipes 28, the support plate 3 is kept stable and blocks the air supply outlets 18 under the elastic support of an elastic connecting rod 7, so that the drying cavities 2 which are not inserted with the drying pipes 28 do not enter hot air, the endless waste of the hot air is prevented, and in the drying cavities 2 which are inserted with the drying pipes 28, the layer board 3 slides downwards and leaves supply-air outlet 18 for hot-blast through supply-air outlet 18 entering layer board 3 top, hot-blast heating blast air is carried out drying tube 28, improves the drying efficiency of the sample in drying tube 28, thereby improves experimental efficiency.
Example two:
the second embodiment optimizes the structure of the sliding cover plate 4 on the basis of the first embodiment, namely: the induced air groove 41 and the air-out groove 43 have been seted up to 4 bottom surfaces of sliding cover plate, and communicate through the intercommunication groove 42 between induced air groove 41 and air-out groove 43, induced air groove 41 opening is located the outside top of drying tube 28, and air-out groove 43 opening is located the inside top of drying tube 28, hot-blast in the drying chamber 2 passes through induced air groove 41, intercommunication groove 42 and air-out groove 43 get into in the drying tube 28, accelerate the evaporation drying efficiency of the examination article in the drying tube 28, sliding cover plate 4 has been seted up a plurality of air exhaust through-holes 44 that link up sliding cover plate 4 from top to bottom, hot-blast in the drying tube 28 is discharged to the external world through air exhaust through-hole 44, avoid the too big problem that is difficult to continue the air inlet in drying chamber 2 air pressure.
Example three:
the third embodiment discloses a heating device structure in the heating box on the basis of the first embodiment, that is: a plurality of heating plates 21 are fixedly inserted into the heating box 16, and the heating plates 21 are positioned at the communication position of the heating box 16 and the air outlet end of the blower 14 and between the communication position of the heating box 16 and the air supply channel 17, so that the air blown by the blower 14 enters the air supply channel 17 after passing through the heating plates 21 for heat exchange in the heating box 16, and the hot air is ensured to have enough heat to dry the test sample in the drying tube 28, the heating plates 21 are arranged at intervals, the flow path of the air blown in the heating box 16 is prolonged, the heat exchange effect of the heating plates 21 on the air blown is further improved, the heating plates 21 are powered by a heating power supply 22 capable of controlling the heating temperature and the heating time, the heating power supply 22 controls the heating temperature of the heating plates 21 by changing the voltage applied to the heating plates 21, the heating time of the heating plates 21 is controlled by changing the power supply time to the heating plates 21, and the optimal drying temperature and optimal drying time required by the test sample in the drying tube 28 are obtained, the voltage and the power supply time applied to the heating plate 21 by the heating power supply 22 are preset in advance, and the heating plate 21 provides a constant heating temperature under the action of electric heating in the drying process of the drying tube 28, so that the normal operation of the drying process of the drying tube 28 is ensured.
Example four:
in the fourth embodiment, the connection relationship between the supporting plate 3 and the electric connecting rod 9 is disclosed on the basis of the first embodiment, that is: the lower part of the drying cavity 2 is communicated with a circuit groove 26, the lower end of the supporting plate 3 is fixedly connected with a sliding insertion rod 8 which is inserted into the circuit groove 26 in a sliding mode, the elastic connecting rod 7 is preferably an elastic cylinder which is sleeved on the outer side of the sliding insertion rod 8 in a sliding mode, the sliding insertion rod 8 provides guiding for elastic deformation of the elastic connecting rod 7, the elastic connecting rod 7 is prevented from bending in the extrusion process, the reset effect of the elastic connecting rod is influenced, two power connection blocks 15 of a power connection block group are fixedly connected onto two opposite inner walls of the circuit groove 26, a power connection rod 9, an insulation connecting plate 10 and a resistance power connection column 11 are arranged in the circuit groove 26 in a sliding mode, the power connection rod 9 is fixedly connected to the lower end of the sliding insertion rod 8, and two ends of the power connection rod 9 and the resistance power connection column 11 extend to the opposite inner walls where the two power connection blocks 15 are located.
Example five:
the fifth embodiment is added with the preheating function of the drying cavity 2 on the basis of the fourth embodiment, namely: an elastic collar 27 is fixedly arranged at the communication part of the circuit groove 26 and the drying cavity 2, the sliding inserted link 8 slides and passes through the elastic collar 27, the arrangement of the elastic collar 27 improves the sealing effect of the space of the drying cavity 2 below the supporting plate 3, in the drying chamber 2 without the drying tube 28 inserted, the supporting plate 3 is kept stable under the elastic support of the elastic connecting rod 7 and partially blocks the air supply opening 18, and part of the air supply opening 18 is communicated with the drying chamber 2 below the supporting plate 3, so that a small amount of hot air enters the drying cavity 2 below the supporting plate 3 and cannot be discharged, and with the continuous entering of the hot air, the air pressure in the space of the drying cavity 2 below the supporting plate 3 is increased to be incapable of continuously feeding air, the air quantity distributed in the drying cavity 2 inserted into the drying pipe 28 is not additionally occupied, the drying cavity 2 is preheated by hot air, the slow heating process is omitted when the drying duct 28 is subsequently inserted, improving the drying efficiency of the drying duct 28.
The working principle is as follows: the drying tube 28 is inserted into the drying cavity 2 and extrudes the supporting plate 3 downwards, the supporting plate 3 slides downwards and drives the blocking rod 6 to slide downwards, the blocking rod 6 slides downwards and leaves the sliding cover plate 4, the sliding cover plate 4 moves towards the direction close to the opening of the drying cavity 2 under the elastic pushing of the elastic pushing block 5, and finally the sliding cover plate 4 blocks the opening of the drying cavity 2, so that the drying cavity 2 inserted with the drying tube 28 is sealed;
the supporting plate 3 drives the electric connecting rod 9, the insulating connecting plate 10 and the electric resistance electric connecting rod 11 to move downwards together for a certain displacement, so that the electric resistance electric connecting rod 11 leaves the electric connection block 15, the two ends of the electric connecting rod 9 are electrically connected with the electric connection block 15, and the number of the electric connecting rods 9 which replace the electric resistance electric connecting rods 11 and are connected into the series circuit is increased along with the increase of the number of the drying cavities 2 inserted into the drying tubes 28, so that the resistance of the series circuit is reduced, the blast volume of the air blower 14 is increased, the requirement of blast drying air required volume of the plurality of drying tubes 28 is met, and the air volume is adjusted;
the air blown by the blower 14 enters the air blowing channel 17 after being heated by the heating device of the heating box 16, in the drying cavity 2 without the drying tube 28 inserted, the supporting plate 3 is kept stable and blocks the air blowing opening 18 under the elastic support of the elastic connecting rod 7, so that the drying cavity 2 without the drying tube 28 inserted does not enter the hot air, thereby preventing the endless waste of the hot air, in the drying cavity 2 inserted with the drying tube 28, the supporting plate 3 slides downwards and leaves the air blowing opening 18, so that the hot air enters the upper part of the supporting plate 3 through the air blowing opening 18, and the hot air blows the drying tube 28.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A forced air drying device, includes drying cabinet (1), its characterized in that: the drying box (1) is provided with a plurality of drying cavities (2) with upward openings, supporting plates (3) are arranged in the drying cavities (2) in a sliding mode, a sliding cover plate (4) is arranged on the top wall of the drying box (1) in a sliding mode, the sliding cover plate (4) is pushed by an elastic pushing block (5) to cooperatively block the openings of the drying cavities (2), the supporting plates (3) are connected with blocking rods (6) which cooperatively block the sliding cover plate (4), and elastic connecting rods (7) are fixedly connected between the supporting plates (3) and the inner walls of the drying cavities (2);
an electric connection rod (9), an insulating connection plate (10) and a resistance electric connection column (11) which are sequentially and fixedly connected are arranged below the supporting plate (3), the electric connection rod (9) is connected below the supporting plate (3), a plurality of electric connection block sets are fixedly arranged in the drying box (1), each electric connection block set comprises two electric connection blocks (15) which are electrically connected with two ends of the electric connection rod (9) or the resistance electric connection column (11), and a series circuit formed by electrically connecting a power supply (13), an air blower (14) and the plurality of electric connection block sets through a wire (12) is arranged on the drying box (1);
the air outlet end of the air blower (14) is communicated with a heating box (16) with a heating device, the drying box (1) is provided with an air supply channel (17) communicated with the heating box (16), the air supply channel (17) is communicated with the drying cavity (2) through an air supply outlet (18), and the supporting plate (3) is matched with and blocks the air supply outlet (18);
the air inlet groove (41) and the air outlet groove (43) are formed in the bottom surface of the sliding cover plate (4), the air inlet groove (41) and the air outlet groove (43) are communicated through the communicating groove (42), and a plurality of air exhaust through holes (44) which vertically penetrate through the sliding cover plate (4) are formed in the sliding cover plate (4).
2. The forced air drying device of claim 1, characterized in that: the supporting plate (3) is fixedly connected with a supporting plate connecting rod (19) which slidably extends out of the drying cavity (2), and a stop rod connecting rod (20) is fixedly connected between one end of the supporting plate connecting rod (19), which is far away from the supporting plate (3), and the bottom end of the stop rod (6).
3. The forced air drying device of claim 1, characterized in that: a plurality of heating plates (21) are fixedly inserted into the heating box (16), the heating plates (21) are positioned at the air outlet end communicating part of the heating box (16) and the air blower (14) and between the communicating part of the heating box (16) and the air supply channel (17), the heating plates (21) are arranged at intervals in a crossing mode, and the heating plates (21) are powered by a heating power supply (22) for controlling the heating temperature and the heating time.
4. The forced air drying device of claim 1, characterized in that: be provided with limiting plate (23) on drying cabinet (1), and limiting plate (23) comprise spacing riser and the spacing diaphragm fixed connection that is located slip apron (4) top of fixed connection on drying cabinet (1) roof, and elasticity ejector pad (5) fixed connection is between spacing riser and slip apron (4).
5. The forced air drying device of claim 1, characterized in that: the air blower (14) is communicated with the heating box (16) through an air blowing pipe (24), and the air blower (14) is fixedly connected to the outer wall of the heating box (16) through a fixing block (25).
6. The forced air drying device of claim 1, characterized in that: drying chamber (2) below intercommunication has circuit groove (26), and layer board (3) lower extreme fixedly connected with slides and inserts slip inserted bar (8) into circuit groove (26), and connects the electrical grouping two connect electrical block (15) fixed connection on circuit groove (26) two relative inner walls, connect electrical bar (9) fixed connection at slip inserted bar (8) lower extreme, and connect electrical bar (9) and resistance to connect electrical post (11) both ends to stretch to the relative inner wall at two electrical block (15) places.
7. The forced air drying device of claim 6, characterized in that: an elastic sleeve ring (27) is fixedly arranged at the communication position of the circuit groove (26) and the drying cavity (2), and the sliding inserted rod (8) penetrates through the elastic sleeve ring (27) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111472106.8A CN114234572B (en) | 2021-12-06 | 2021-12-06 | Blast drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111472106.8A CN114234572B (en) | 2021-12-06 | 2021-12-06 | Blast drying device |
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| Publication Number | Publication Date |
|---|---|
| CN114234572A CN114234572A (en) | 2022-03-25 |
| CN114234572B true CN114234572B (en) | 2022-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111472106.8A Active CN114234572B (en) | 2021-12-06 | 2021-12-06 | Blast drying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107655274A (en) * | 2017-10-24 | 2018-02-02 | 内江市旭日环境科技有限公司 | A kind of hot air drier for preventing cross pollution |
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