CN111238180B

CN111238180B - Drying device

Info

Publication number: CN111238180B
Application number: CN202010249424.7A
Authority: CN
Inventors: 谢泓玥; 胡佳丽
Original assignee: Hunan Shangwei New Energy Environmental Protection Co ltd
Current assignee: Hunan Shangwei New Energy Environmental Protection Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-08-24
Anticipated expiration: 2040-04-01
Also published as: CN111238180A

Abstract

The invention discloses a drying device, which comprises a soft sealing cover and a drying mechanism, wherein the soft sealing cover is arranged on the drying mechanism; the soft closed cover is used for covering the objects to be dried and forming a drying space matched with the objects to be dried, and is provided with an air inlet and an air outlet; the drying mechanism is connected to the air inlet to be communicated with the drying space and used for feeding hot air into the drying space. The soft sealing cover can adapt to change the volume according to the volume of the object to be dried, so that the drying efficiency can be improved and the energy can be saved; the soft sealing cover is convenient to carry, build and move and transfer, and can be used for drying the objects to be dried when the objects to be dried are inconvenient to move, so that the operation is convenient; the soft closed cover can be folded and stored when not in use, and the occupied volume is small.

Description

Drying device

Technical Field

The invention relates to the field of drying equipment and a drying method, in particular to a drying device.

Background

At present, the drying equipment and the drying method which are commonly used are all carried out in a drying container (drying room, large drying box) with fixed volume and fixed position, objects to be dried are put into the drying container, the drying operation is carried out on the objects to be dried, firstly, a drying container needs to be built, the size of the drying container is large, the drying container is inconvenient to move, the objects to be dried are put into the drying container, when the objects to be dried are inconvenient to carry or/and distributed scattered, the traditional drying container with fixed position and troublesome to build is troublesome to become, in addition, the volume of the general drying container is not changed, no matter the size of the objects to be dried, and when the objects to be dried with small size are faced, the energy waste can be caused.

Disclosure of Invention

The present invention aims to solve the above technical problem at least to some extent. Therefore, the invention provides a portable energy-saving drying device.

The drying device comprises a soft closed cover, a drying mechanism and a damp and hot coiled pipe; the soft closed cover is used for covering the objects to be dried and forming a drying space matched with the objects to be dried, and is provided with an air inlet and an air outlet; the drying mechanism is connected to the air inlet to be communicated with the drying space and used for feeding dry hot air into the drying space; the hot and humid air coiled pipe is wound on the outer surface of the soft closed cover along the contour of the drying space, and the air outlet is connected with one end of the hot and humid air coiled pipe through the air outlet pipe.

According to the drying device provided by the embodiment of the invention, at least the following technical effects are achieved: the soft sealing cover can be adapted to change the volume according to the volume of the object to be dried, so that the drying efficiency can be improved and the energy can be saved; the soft sealing cover is convenient to carry, build and move and transfer, and can be used for drying the objects to be dried when the objects to be dried are inconvenient to move, so that the operation is convenient; the soft sealing cover can be folded and stored when not in use, and the occupied volume is small; the hot and humid air coiled pipe forms a higher heat preservation of temperature in stoving space periphery, and what utilize is the waste heat of stoving in-process, and energy-concerving and environment-protective can also reduce the heat exchange of stoving space and outside, plays heat retaining effect, improves drying efficiency.

According to some embodiments of the invention, the other end of the hot and humid air serpentine is connected with a condenser for removing moisture in the hot and humid air, and an output end of the condenser is connected with a drying mechanism to provide dried air.

According to some embodiments of the present invention, the drying mechanism comprises a hot air duct and a hot air blower, wherein one end of the hot air duct is connected to the air inlet, and the other end of the hot air duct is connected to the air outlet of the hot air blower; and the air inlet end of the air heater is connected with the output end of the condenser.

According to some embodiments of the invention, the drying air coil pipe and the damp and hot air coil pipe are wound on the outer surface of the soft closed cover along the contour of the drying space in parallel, and the air inlet end of the hot air blower is communicated with the output end of the condenser through the drying air coil pipe; one end of the hot air pipe communicated with the drying space is provided with a plurality of hot air branch pipes which can extend to the bottom of the drying space.

According to some embodiments of the invention, further comprising a pipe support, the pipe support comprising a support shelf, a top plate, a riser, and two arc cleats and two threaded clamping bars; the top plate is fixedly arranged at the top of the support frame, and the vertical plates are arranged on two opposite sides of the top plate; two circular arc splint orientation are in opposite directions and can slide in opposite directions, and two screw thread clamping rod threads are worn to establish on the riser respectively and can adjust through revolving to promote two circular arc splint and be close to in opposite directions in order to press from both sides the hot-blast branch pipe that is located the centre.

According to some embodiments of the invention, the damp heat serpentine pipe is externally covered with a layer of heat insulation blanket, and the air outlet pipe is provided with an exhaust fan for exhausting air in the drying space.

According to some embodiments of the invention, the inner surface of the soft sealing cover is provided with a supporting rod so that a gap is formed between the inner surface of the soft sealing cover and the object to be dried.

The drying method according to the embodiment of the second aspect of the present invention includes the steps of: s1, covering the soft sealing cover on the object to be dried, wherein the shape of the soft sealing cover changes along with the contour of the object to be dried to enable the soft sealing cover to be matched with the object to be dried, and placing a plurality of snake-shaped sand bag counter weights along the periphery of the object to be dried to press the soft sealing cover so as to ensure the sealing performance of the drying space; s2, starting the drying mechanism to send hot air into the drying space, evaporating the moisture on the object to be dried and discharging the moisture along with the air outlet; s3, feeding the hot and humid air from the air outlet into a hot and humid air serpentine pipe wound on the outer surface of the soft sealing cover along the contour of the drying space, wherein the hot and humid air flows along the hot and humid air serpentine pipe to form a heat preservation layer on the periphery of the soft sealing cover; and S4, winding the hot and wet air in the hot and wet air serpentine pipe for a circle, and sending the hot and wet air into a condenser, wherein the condenser liquefies and separates out moisture in the hot and wet air and sends the dried air into a hot air blower of the drying mechanism, and the hot air blower heats the dried air and sends the heated air into the drying space again.

The drying method provided by the embodiment of the invention at least has the following technical effects: hot air is sent into the drying space through the drying mechanism through the air inlet to dry the object to be dried, and the soft sealing cover covers the object to be dried and can adapt to the volume of the object to be dried to change the volume, so that the drying efficiency is improved, the energy is saved, the soft sealing cover is also convenient to carry and transfer, the object to be dried which is inconvenient to move or scattered can be dried on site, and the energy is saved; the heat preservation effect of the drying space is improved by using the heat preservation layer formed by the damp and hot air serpentine pipe; the air with the drying function and the residual temperature is fed into the air heater, so that the hot air with sufficient temperature and drying function can be still improved under the condition of reducing the heating power of the air heater, the energy is saved, and the drying efficiency can be improved by the dried air.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of an installation structure of an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1;

FIG. 3 is a schematic structural view of a tube support;

fig. 4 is a schematic view of an installation structure of another embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2, a drying apparatus according to an embodiment of the present invention includes a soft sealing cover 100, a drying mechanism, and a hot and humid air serpentine 400.

The soft sealing cover 100 is used for covering the object 700 to be dried, the soft sealing cover 100 is made of soft materials, when the soft sealing cover 100 covers the object 700 to be dried, the soft sealing cover can change along with the change of the shape and the volume of the object 700 to be dried, and a drying space 101 matched with the object 700 to be dried is formed, so that during drying, the low drying efficiency caused by the overlarge drying space 101 can be avoided, meanwhile, the energy consumption can be reduced, the soft sealing cover 100 has a certain heat insulation effect, and is made of heat insulation materials, such as aluminum foil cloth, Teflon high temperature and the like. Compare drying chamber and large-scale stoving case in addition, soft airtight cover portable also is convenient for build, and the convenient removal is shifted, can wait to dry when the inconvenient removal of thing, dry it. In addition, the space occupied by the drying chamber and the drying box is also not occupied, the drying chamber and the drying box are not economical and practical under the condition of occasional use, and the soft sealing cover 100 can be stored when not used, occupies small space and is convenient to store.

The flexible enclosure 100 has an air inlet and an air outlet, preferably the air inlet and the air outlet are centrally located in the flexible enclosure 100 such that the air inlet and the air outlet are located at a top position when the flexible enclosure is placed over the object 700 to be dried. In order to improve the heat insulation capability of the soft enclosure, the soft enclosure 100 is made of a material having heat insulation capability or at least the material of the inner surface of the soft enclosure 100 has heat insulation performance. The drying mechanism is connected to the air inlet to communicate with the drying space 101, and is used for feeding hot air into the drying space 101.

The hot and humid air coiled pipe 400 winds on the outer surface of the soft closed cover 100 along the outline of the drying space 101, namely, the hot and humid air coiled pipe 400 is lapped on the outer surface of the soft closed cover 100, the air outlet of the hot and humid air coiled pipe 400 is connected with one end of the hot and humid air coiled pipe 400 through the air outlet pipe 300, hot and humid air sent out from the air outlet moves along the hot and humid air coiled pipe 400, a heat preservation layer with higher temperature is formed at the periphery of the drying space 101, waste heat in the drying process is utilized, energy conservation and environmental protection are achieved, heat exchange between the drying space 101 and the outside can be reduced, the heat preservation effect is achieved, and the drying efficiency is improved. In a further embodiment of the present invention, the other end of the damp heat gas serpentine 400 is connected to a condenser 410 for removing moisture, as shown in fig. 1, the damp heat gas serpentine 400 is wound on the outer surface of the soft closed cover 100 from the bottom along the contour of the drying space 101 to the top, the end of the bottom is connected to the air outlet pipe 300, the end of the top is connected to the input end of the condenser 410 through a pipeline, the condenser 410 has an input end and an output end, the damp heat gas enters from the input end and liquefies the moisture in the air by condensation to form a dry gas with residual temperature and outputs from the output end, the output end of the condenser 410 is connected to the drying mechanism to provide the dry gas, compared with the drying mechanism which directly obtains the gas from the outside air, the gas dried by the condenser has less moisture and still has a certain residual temperature, and is more easily heated, and the dry air is more easily dried, the drying efficiency is improved, the waste heat is utilized, and the energy conservation and the environmental protection are realized.

Further, in other embodiments, a drying air coil 401 may be further provided, as shown in fig. 4, the drying air coil 401 and the hot and humid air coil 400 are wound on the outer surface of the soft sealing cover 100 in parallel along the contour of the drying space 101, that is, the drying air coil 401 and the hot and humid air coil 400 are wound on the soft sealing cover 100 in the same winding manner, and form a staggered and spiral shape due to the interference of the volume. The air inlet end of the hot air blower 210 is communicated with the output end of the condenser 410 through the drying air serpentine pipe 401, that is, the output end of the condenser 410 is communicated with one end of the drying air serpentine pipe 401, and the air inlet end of the hot air blower 210 is communicated with the other end of the drying air serpentine pipe 401. During operation, damp and hot gas obtains dry gas after the effect of condenser 410, dry gas at first enters into dry gas coiled pipe 401, because with damp and hot gas coiled pipe 400 parallel and the heat that the soft sealed cover leaked, dry gas coiled pipe 401 can obtain the heat of damp and hot gas coiled pipe 400 transmission, make dry gas in the dry gas coiled pipe 401 obtain the heating of certain degree, send into the air heater at last again, make the air heater can heat to higher temperature in order to send into the stoving space in the thing of treating the stoving more to dry gas more fast, and the drying efficiency is improved, and energy waste is reduced. Of course, the drying air coil 401 and the wet heat air coil 400 can be made of metal hoses to improve the heat transfer efficiency.

In some embodiments of the present invention, the drying mechanism includes a hot air duct 200 and a hot air blower 210, one end of the hot air duct 200 is connected to the air inlet, and the other end is connected to the air outlet of the hot air blower 210; the air inlet end of the hot air blower 210 is connected with the output end of the condenser 410, and the hot air blower 210 receives the dry air with residual temperature output by the condenser 410, heats the dry air and then sends the heated dry air into the drying space 101 through the hot air pipe 200 to perform drying operation.

In order to make the hot wind pass through the surface of the object to be dried as much as possible, in some embodiments of the present invention, one end of the hot wind pipe 200, which is communicated with the drying space 101, is provided with a plurality of hot wind branch pipes 220 which can extend to the bottom of the drying space 101, the hot wind branch pipes 220 send the hot wind to the bottom of the drying space 101, the air outlet is positioned at the top, so that hot air can sweep the surface of the object 700 to be dried from bottom to top to comprehensively and uniformly dry the object, the drying effect and efficiency are improved, the hot air branch pipe 220 is a hose and can be wound and bent, when the hot air is fed, the air can drive the hot air to continuously swing, the object 700 to be dried or the soft sealing cover 100 is collided to cause a certain degree of damage, and for this reason, in a further embodiment of the present invention, a pipe support 600 is further provided, as shown in fig. 3, the pipe support 600 includes a support frame 610, a top plate 620, a riser 630, two arc clamping plates 640, and two threaded clamping rods 650; the top plate 620 is fixedly arranged at the top of the support frame 610, the bottom of the support frame 610 is provided with a base 611 to be placed on the ground (or other planes), the vertical plates 630 are arranged on two opposite sides of the top plate 620, the vertical plates 630 are horizontally arranged, and the vertical plates 630 are vertical to the top plate 620; two circular arc splint 640 are towards in opposite directions and can slide in opposite directions, and is concrete, and circular arc splint 640 slidable mounting is on riser 630, and the circular arc splint 640 back is equipped with two guide bars 641, and riser 630 is equipped with the guiding hole that corresponds with guide bar 641, and the guiding hole is inserted to guide bar 641 and is realized sliding guide, and the guiding bar 641 level sets up. Two screw thread clamping rods 650 are respectively threaded on the vertical plate 630, the vertical plate 630 is provided with a threaded hole for the screw thread clamping rods 650 to be in threaded connection, the screw thread clamping rods 650 can push two arc clamping plates 640 to approach each other in order to clamp the hot air branch pipe 220 located in the middle through screwing adjustment, and the arc clamping plates 640 clamp the end part of the air outlet of the hot air branch pipe 220 so as to reduce the swing of the hot air branch pipe 220. Of course, in other embodiments, other structures of the limiting mechanism may be used to effectively limit the hot air branch pipe 220 to prevent the hot air branch pipe from swinging around.

In some embodiments of the present invention, a layer of heat insulating blanket 500 is covered outside the damp and hot serpentine tube 400, the heat insulating blanket 500 is made of heat insulating material, such as aluminum foil, teflon high temperature, etc., and the heat insulating blanket 500 can also lock the heat leaking from the soft sealing cover to reduce the heat dissipation of the damp and hot serpentine tube 400, thereby further improving the heat insulating effect and reducing the heat loss. The exhaust pipe 300 is provided with an exhaust fan 310 to exhaust the air in the drying space 101, so that the exhaust is more active and smooth.

When the soft sealing cover 100 is attached to the object 700 to be dried, the surface of the soft sealing cover is attached to the object 700 to be dried, and hot air is difficult to heat water on the surface of the soft sealing cover into steam and take away the steam, therefore, in some embodiments of the invention, the support rod 110 is distributed on the inner surface of the soft sealing cover 100 to enable a gap to be formed between the inner surface of the soft sealing cover 100 and the object 700 to be dried, the end part of the support rod 110 is provided with the ball part 111, the support rod 110 is made of rubber materials to avoid collision and damage, and the support rod 110 is connected to the inner surface of the soft sealing cover 100 through welding. In order to better distinguish the drying effect, a temperature sensor 120 and a humidity sensor 130 can be arranged in the soft closed cover 100, when the temperature and the humidity therein reach the designated values, which represents that the drying is finished, the temperature sensor 120 and the humidity sensor 130 are connected with a control box (controller), the control box is also connected with a hot air blower, a condenser and an exhaust blower simultaneously to realize the on-off work of the corresponding machine, of course, the connection and the work control principle of the control box and the temperature sensor, the humidity sensor, the hot air blower, the condenser and the exhaust blower belong to the conventional technical means, and are not described herein again.

The invention also provides a drying method using the drying mechanism, which comprises the following steps:

s1, covering the soft sealing cover 100 on the object 700 to be dried to form a drying space 101 for containing the object 700 to be dried, wherein the shape of the soft sealing cover 100 changes along the outline of the object 700 to be dried to enable the drying space 101 to be matched with the object 700 to be dried, the soft sealing cover 100 and the ground (or the surface formed by other devices) form a drying space 101, in order to enable the drying space 101 to be more closed, a plurality of snake-shaped sand bag counter weights 800 are placed along the peripheral side of the object 700 to be dried to press the soft sealing cover 100, in order to ensure that a certain space is provided with air, a certain distance is kept between the snake-shaped sand bag counter weights 800 and the object 700 to be dried, therefore, the tightness of the drying space 101 can be ensured, and enough space for introducing hot air for drying is provided for reducing heat loss.

And S2, starting the drying mechanism to send hot air into the drying space 101, evaporating the moisture on the object 700 to be dried and discharging the moisture along with the air outlet. The hot air blower 210 is turned on, and hot air is delivered into the drying space 101 through the hot air duct 200 to perform drying operation.

In order to save energy and improve drying efficiency, in some embodiments of the drying method of the present invention, the method further comprises the following steps:

s3, the hot and humid air sent out from the air outlet is sent into the hot and humid air coiled pipe 400 wound on the outer surface of the soft sealing cover 100 along the outline of the drying space 101, the hot and humid air flows along the hot and humid air coiled pipe 400 to form a heat preservation layer on the periphery of the soft sealing cover 100, and the heat preservation effect of the drying space is improved by utilizing the heat of the hot and humid air.

S4, the hot and humid air in the hot and humid air coil 400 is wound for a circle and then sent into the condenser 410, the condenser 410 liquefies and separates out the moisture in the hot and humid air and sends the dried air into the hot air blower 210 of the drying mechanism, or the dried air can be sent into the drying air coil 401 first, and the drying air coil 401 is sent into the hot air blower after being heated to a certain degree. The hot air blower 210 heats the dry air and sends the dry air into the drying space 101 again, and the air which is dry and has residual temperature is sent into the hot air blower, so that the hot air with enough temperature and dry temperature can be still improved under the condition that the heating power of the hot air blower is reduced, the energy is saved, and meanwhile, the drying efficiency can be improved by the dry air.

The soft sealing cover can adapt to change the volume according to the volume of the object to be dried, so that the drying efficiency can be improved and the energy can be saved; the soft sealing cover is convenient to carry, build and move and transfer, and can be used for drying the objects to be dried when the objects to be dried are inconvenient to move, so that the operation is convenient; the soft closed cover can be folded and stored when not in use, and the occupied volume is small.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A drying device is characterized by comprising:

the soft closed cover (100) is used for covering the objects (700) to be dried and forming a drying space (101) matched with the objects (700) to be dried, and is provided with an air inlet and an air outlet;

the drying mechanism is connected to the air inlet to be communicated with the drying space (101) and used for feeding hot air into the drying space (101);

the hot and humid air coiled pipe (400) is wound on the outer surface of the soft closed cover (100) along the outline of the drying space (101), and the air outlet is connected with one end of the hot and humid air coiled pipe (400) through an air outlet pipe (300); the other end of the damp and hot coiled pipe (400) is connected with a condenser (410) for removing moisture, and the output end of the condenser (410) is connected with the drying mechanism to provide dried gas; the drying mechanism comprises a hot air pipe (200) and a hot air blower (210), one end of the hot air pipe (200) is connected with the air inlet, and the other end of the hot air pipe is connected with the air outlet end of the hot air blower (210); the air inlet end of the hot air blower (210) is connected with the output end of the condenser (410); the drying air-conditioning system is characterized by further comprising a drying air coiled pipe (401), wherein the drying air coiled pipe (401) and the hot and humid air coiled pipe (400) are wound on the outer surface of the soft sealing cover (100) in parallel along the outline of the drying space (101), and the air inlet end of the hot air heater (210) is communicated with the output end of the condenser (410) through the drying air coiled pipe (401); one end of the hot air pipe (200) communicated with the drying space (101) is provided with a plurality of hot air branch pipes (220) which can extend to the bottom of the drying space (101);

the pipe support (600) comprises a support frame (610), a top plate (620), two vertical plates (630), two arc clamping plates (640) and two threaded clamping rods (650); the top plate (620) is fixedly arranged at the top of the support frame (610), and the vertical plates (630) are arranged on two opposite sides of the top plate (620); two arc splint (640) are towards in opposite directions and can slide in opposite directions, two screw thread clamping rod (650) respectively the screw thread wear to establish on riser (630) and can adjust through revolving to promote two arc splint (640) are close to in opposite directions with the clamp position in the middle of hot-blast branch pipe (220).

2. The drying apparatus according to claim 1, wherein: the outer part of the damp and hot coiled pipe (400) is covered with a layer of heat preservation blanket (500).

3. The drying apparatus according to claim 1, wherein: the inner surface of the soft sealing cover (100) is provided with a supporting rod (110) so that a gap is reserved between the inner surface of the soft sealing cover (100) and the object (700) to be dried.