Drying device

By using a rotatable suction roller and a squeezing mechanism in the drying device, the problems of high power consumption and poor liquid removal effect in the prior art are solved, and an efficient and stable drying process is achieved to meet the needs of different target parts.

CN223512390UActive Publication Date: 2025-11-04PINGJIANG JINZAI FOOD CO LTD +1
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Patent Information

Application Number
CN202423040331.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-10
Publication Date
2025-11-04
Estimated Expiration
2034-12-10

AI Technical Summary

Technical Problem

Existing technologies for drying products after vacuum packaging suffer from high power consumption and poor liquid removal efficiency.

Method used

A drying device is adopted, which includes a rotatable liquid suction roller and a squeezing mechanism. The liquid suction roller rotates in opposite directions to form a liquid suction gap, and the squeezing component squeezes the liquid suction roller. Combined with the adjustment mechanism, the spacing and position are adjusted to improve the liquid suction effect.

Benefits of technology

While reducing power consumption, it improves the liquid removal effect on the surface of the target part, ensuring the stability and reliability of the drying process and adapting to the needs of different target parts.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a drying device. The drying device at least comprises a liquid suction assembly and an extrusion mechanism. The liquid suction assembly comprises two rotatably arranged liquid suction rollers, the opposite sides of the two liquid suction rollers define a liquid suction gap used for sucking liquid located on the surface of the target piece, and the two liquid suction rollers are configured to controllably rotate in the opposite rotation directions, so that the liquid on the surface of the target piece can be more effectively removed; and the target piece can pass through the liquid absorption gap more smoothly. And the extrusion mechanism comprises two extrusion pieces, the extrusion pieces are configured to be used for extruding the corresponding liquid suction rollers, liquid sucked by the liquid suction rollers can be extruded out, the liquid suction rollers have better liquid suction capacity, and liquid on the surface of the target piece can be removed easily. Therefore, according to the drying device provided by the embodiment of the invention, the liquid removal effect on the surface of the target piece can be improved while the power consumption of the whole device is reduced.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of product packaging, in particular to a drying device. BACKGROUND

[0002] After the product is vacuum packaged, the water vapor tightness of the packaged product is screened, and then the liquid on the surface of the product package is removed. At present, the packaged product is first subjected to two vibration screens and a fan treatment to remove part of the liquid on the surface, and then enters a drying machine for drying. However, this way will make the product bring more moisture when entering the drying machine, so that the drying load of the drying machine is heavy, which will exist the problems of large power consumption and poor liquid removal effect. CONTENT OF THE UTILITY MODEL

[0003] Therefore, it is necessary to provide a drying device to reduce power consumption and improve the liquid removal effect on the surface of the target piece.

[0004] The embodiment of the present application provides a drying device, which comprises:

[0005] The liquid suction assembly comprises two rotatable liquid suction rollers, and the two liquid suction rollers are opposite to each other on one side to define a liquid suction gap for sucking the liquid on the surface of the target piece, and the two liquid suction rollers are configured to be controllably rotated in opposite directions.

[0006] The extrusion mechanism comprises two extrusion pieces, one of the two extrusion pieces is located on one side of one of the two liquid suction rollers, and the other of the two extrusion pieces is located on one side of the other of the two liquid suction rollers, and the extrusion piece is configured to extrude the corresponding liquid suction roller.

[0007] In one embodiment, the surface of the liquid suction roller is configured to be elastically deformed.

[0008] In one embodiment, in the initial state, the outer circumferential surfaces of the two liquid suction rollers are adjacent.

[0009] In one embodiment, the drying device further comprises a first adjusting mechanism.

[0010] At least one of the two liquid suction rollers is connected to a first adjusting mechanism, and the first adjusting mechanism is configured to adjust the distance between the two liquid suction rollers.

[0011] In one embodiment, the first adjusting mechanism comprises:

[0012] The fixing piece is provided with a first threaded hole opened along the first direction and a guide structure extending along the first direction.

[0013] The moving member is movably fitted to the guide structure along a first direction; the moving member is provided with a first through hole along a second direction and a second threaded hole along the first direction; the roller shaft of the liquid absorbing roller is arranged through the first through hole; and

[0014] The actuating member is arranged through the first threaded hole and the second threaded hole and is rotatably connected to the fixed member and the moving member, respectively.

[0015] The first direction and the second direction are perpendicular to each other, and the second direction and the extension direction of the rotation axis of the liquid absorbing roller are parallel to each other.

[0016] In one of the embodiments, the fixed member comprises a fixed body and a first nut connected to the fixed body; the fixed body is provided with the guide structure and a second through hole, the second through hole and the first nut are arranged along the first direction, the actuating member is arranged through the second through hole and is threadedly connected with the first nut; and / or

[0017] The moving member comprises a moving body and a second nut; the moving body is movably fitted to the guide structure along the first direction, the moving body is provided with a receiving cavity and a third through hole communicated with the receiving cavity, and the second nut is arranged in the receiving cavity; the actuating member is arranged through the third through hole and is threadedly connected with the second nut.

[0018] In one of the embodiments, the drying device further comprises two second adjusting mechanisms.

[0019] The two second adjusting mechanisms and the two pressing members are one-to-one connected, and the second adjusting mechanism is configured to adjust the relative position of the corresponding pressing member and the corresponding liquid absorbing roller.

[0020] In one of the embodiments, the second adjusting mechanism comprises:

[0021] The base is provided with two adjusting holes along a third direction, and the adjusting holes are configured to be longitudinally arranged along a fourth direction;

[0022] The mounting member is provided with two third threaded holes along the third direction, and the mounting member is connected to the pressing member; and

[0023] The two adjusting members are arranged one-to-one corresponding to the two third threaded holes; the adjusting member comprises an abutting portion and a connecting portion connected to the abutting portion, the abutting portion is located on the side of the base away from the mounting member, and the connecting portion is arranged through the corresponding third threaded hole via the adjusting hole to be threadedly connected with the mounting member.

[0024] The third direction, the fourth direction and the extension direction of the rotation axis of the liquid absorbing roller are perpendicular to each other.

[0025] In one of the embodiments, the drying device further comprises two liquid receiving members.

[0026] The two liquid receiving members and the two extruding members are arranged in one-to-one correspondence; the liquid receiving member is located at the bottom side of the corresponding extruding member, and the liquid receiving member is provided with a groove and a liquid discharge port communicating with the inside of the groove.

[0027] In one of the embodiments, the extruding member is configured as a rotatable roller.

[0028] In one of the embodiments, the drying device further comprises a driving mechanism; the driving mechanism comprises:

[0029] a driving member; and

[0030] a transmission assembly comprising a driving member, a plurality of driven members, and a transmission member arranged around the driving member and the plurality of driven members;

[0031] The driving member is drivingly connected to the driving member, and the shafts of the two liquid absorbing rollers are one-to-one connected to a driven member.

[0032] In one of the embodiments, the rotation axes of the two liquid absorbing rollers and the rotation axes of the two extruding members are parallel to each other; and / or

[0033] The liquid absorbing assembly is arranged in at least two groups along the transportation path of the target member, and the extruding mechanism is arranged in one-to-one correspondence with the liquid absorbing assembly; and / or

[0034] The drying device further comprises a vibrating member configured to remove the liquid on the surface of the target member before the target member enters the liquid absorbing assembly; and / or

[0035] The surface of the liquid absorbing roller is provided with a sponge layer.

[0036] In the above drying device, the drying device at least comprises a liquid absorbing assembly and an extruding mechanism. The liquid absorbing assembly comprises two rotatable liquid absorbing rollers, the two liquid absorbing rollers define a liquid absorbing gap for absorbing the liquid on the surface of the target member on the side opposite to each other, and the two liquid absorbing rollers are configured to be controllably rotated in opposite directions, which can more effectively remove the liquid on the surface of the target member and make the target member pass through the liquid absorbing gap more smoothly. The extruding mechanism comprises two extruding members, the extruding members are configured to extrude the corresponding liquid absorbing rollers, which can extrude the liquid absorbed by the liquid absorbing rollers, so that the liquid absorbing rollers have better liquid absorbing capacity and are beneficial to remove the liquid on the surface of the target member. Therefore, the drying device provided by the embodiments of the present application can reduce the power consumption of the entire device while improving the liquid removal effect on the surface of the target member. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 The drying device provided by the embodiments of the present application is a three-dimensional structure schematic diagram.

[0038] Figure 2 For Figure 1 The side structure schematic diagram of the drying device is shown.

[0039] Figure 3 For Figure 1 A top view structural schematic diagram of the drying device shown.

[0040] Figure 4 For Figure 1 Another side view structural schematic diagram of the drying device shown.

[0041] Figure 5 For Figure 1 A partial enlarged structural schematic diagram of B of the drying device shown.

[0042] Figure 6 For Figure 1 A partial enlarged structural schematic diagram of A of the drying device shown.

[0043] The reference numerals in the detailed description are as follows:

[0044] Drying device 100;

[0045] Liquid suction assembly 110, liquid suction roller 111;

[0046] Extrusion mechanism 120, extrusion piece 121;

[0047] Drive mechanism 130, drive piece 131, transmission assembly 132, driving piece 132a, driven piece 132b, transmission piece 132c;

[0048] First adjusting mechanism 140, fixing piece 141, first threaded hole w1, guide structure d, fixed body 141a, first nut 141b, second through hole k2, moving piece 142, first through hole k1, second threaded hole w2, moving body 142a, accommodating cavity Q, second nut 142b, third through hole k3, actuating piece 143;

[0049] Second adjusting mechanism 150, base 151, adjusting hole c, mounting piece 152, third threaded hole w3, adjusting piece 153, abutting portion 153a, connecting portion 153b;

[0050] Liquid receiving piece 160, groove a, liquid discharge port p;

[0051] Frame 170;

[0052] First direction F1, second direction F2, third direction F3, fourth direction F4. Detailed description

[0053] In order to make the above objectives, features and advantages of the present application more clear and comprehensible, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. However, the present application can be practiced in many different ways from what is described herein, and by one of ordinary skill in the art can make similar improvements without departing from the spirit of the present application, and therefore the present application is not limited to the specific embodiments disclosed below.

[0054] In the description of the present application, it should be understood that, if there are terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. appear, these terms indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0055] In addition, if the terms "first", "second" appear, these terms are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features referred to. Therefore, the features defined as "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, if the term "multiple" appears, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0056] In the present application, unless otherwise specifically defined and limited, if the terms "mounting", "connecting", "connecting", "fixing" and the like appear, these terms should be broadly understood. For example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0057] In the present application, unless specifically defined and limited otherwise, if there is a description of a first feature "on" or "under" a second feature, etc., it can mean that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature "over", "above" and "on" the second feature can be that the first feature is directly above or obliquely above the second feature, or only means that the first feature is higher than the second feature in horizontal height. The first feature "under", "below" and "under" the second feature can be that the first feature is directly below or obliquely below the second feature, or only means that the first feature is lower than the second feature in horizontal height.

[0058] It should be noted that if an element is referred to as "fixed to" or "disposed on" another element, it can be directly on the other element or there can be an intermediate element. If an element is considered to be "connected" to another element, it can be directly connected to the other element or there can be an intermediate element. If present, the terms "vertical", "horizontal", "up", "down", "left", "right" and similar expressions used in the present application are only for illustrative purposes and do not represent the only implementation.

[0059] Figure 1 A perspective structural schematic diagram of a drying device in some embodiments of the present application is shown; Figure 2 A perspective structural schematic diagram of a drying device in some embodiments of the present application is shown; Figure 1 A side structural schematic diagram of a drying device is shown; Figure 3 A side structural schematic diagram of a drying device is shown; Figure 1 A top structural schematic diagram of a drying device is shown; Figure 4 A top structural schematic diagram of a drying device is shown; Figure 1 Another side structural schematic diagram of a drying device is shown; only the content related to the embodiments of the present application is shown for ease of illustration.

[0060] Please refer to Figure 1 and Figure 2 The drying device 100 provided by the embodiments of the present application comprises a liquid suction assembly 110 and a squeezing mechanism 120.

[0061] The liquid suction assembly 110 comprises two rotatable liquid suction rollers 111, and the two liquid suction rollers 111 define a liquid suction gap for sucking liquid on the surface of a target object on the side opposite to each other. The two liquid suction rollers 111 are configured to be controllably rotated in opposite directions.

[0062] The liquid suction roller 111 refers to a component that can suck liquid on the surface of a target object. The target object can be a packaging bag after vacuum packaging of a product. The liquid suction roller 111 is rotatable, so that the liquid suction process on the surface of the target object can be continuously performed, thereby better sucking liquid on the surface of the target object.

[0063] The two liquid suction rollers 111 are arranged opposite to each other, and a liquid suction gap for sucking liquid on the surface of the target object can be formed between the two liquid suction rollers 111. The target object can pass through the liquid suction gap, and the two liquid suction rollers 111 can suck liquid on the surface of the target object when the target object passes through the liquid suction gap. The liquid suction gap can be formed by the two liquid suction rollers 111 contacting each other, or the liquid suction gap can have a gap between the two liquid suction rollers 111. The specific arrangement of the liquid suction gap is not limited herein.

[0064] The two liquid suction rollers 111 can rotate in opposite directions in a controllable manner. The opposite rotation directions can make the two liquid suction rollers 111 better suck liquid on the target object when the target object passes through the liquid suction gap, and are also conducive to continuous operation of the two liquid suction rollers 111. For example, when one liquid suction roller 111 rotates clockwise, the other liquid suction roller 111 can rotate counterclockwise. In this way, the target object can pass more stably between the two liquid suction rollers 111, and the efficiency and uniformity of liquid suction can be improved.

[0065] The pressing mechanism 120 includes two pressing members 121. One of the two pressing members 121 is arranged on one side of one of the two liquid suction rollers 111, and the other of the two pressing members 121 is arranged on the other side of the other of the two liquid suction rollers 111. The pressing member 121 is configured to press the corresponding liquid suction roller 111.

[0066] The pressing member 121 is a component that can squeeze liquid in the liquid suction roller 111. It should be noted that the pressing member 121 can be a cylinder arranged in a longitudinal manner, a cuboid arranged in a sheet shape, or other shapes, as long as it can press the liquid suction roller 111. The specific arrangement of the pressing member 121 is not limited herein.

[0067] The two extrusion pieces 121 are located on one side of the corresponding liquid suction roller 111, so that the extrusion piece 121 can directly extrude the corresponding liquid suction roller 111. One of the two extrusion pieces 121 can be located on the side directly below one of the two liquid suction rollers 111, and the other one of the two extrusion pieces 121 can be located on the side directly below the other one of the two liquid suction rollers 111. One of the two extrusion pieces 121 can also be located on the side away from the liquid suction gap of one of the two liquid suction rollers 111, and the other one of the two extrusion pieces 121 can also be located on the side away from the liquid suction gap of the other one of the two liquid suction rollers 111. One of the two extrusion pieces 121 can also be located on the side directly below one of the two liquid suction rollers 111, and the other one of the two extrusion pieces 121 can also be located on the side away from the liquid suction gap of one of the two liquid suction rollers 111. Of course, the two extrusion pieces 121 can also be located on the side of other positions of the two liquid suction rollers 111 one by one, which can be set according to actual conditions and is not limited here. For example, as shown in Figure 1 and Figure 2 For example, one of the two extrusion pieces 121 is located on the side directly below one of the two liquid suction rollers 111, and the other one of the two extrusion pieces 121 is located on the side directly below the other one of the two liquid suction rollers 111. After the liquid suction roller 111 sucks a certain amount of liquid, the liquid adsorbed in the liquid suction roller 111 can be extruded out by the extrusion of the extrusion piece 121, so that the liquid suction roller 111 can continue to effectively suck the liquid on the surface of the target piece.

[0068] By arranging two rotatable liquid suction rollers 111, the liquid suction on the target piece can be continuously performed, and the drying efficiency of the target piece is improved. When the target piece passes through the liquid suction gap, the liquid suction rollers 111 on both sides can act at the same time, the contact area of the liquid suction is increased, and the liquid on the surface of the target piece can be sucked more quickly. The two extrusion pieces 121 extrude the corresponding liquid suction roller 111, so that the extrusion piece 121 can timely extrude the liquid adsorbed in the corresponding liquid suction roller 111, so that the liquid suction roller 111 can better adsorb the liquid. In the continuous work of the liquid suction roller 111, the possibility of reducing the liquid suction effect of the liquid suction roller 111 due to liquid saturation is reduced. The driving mechanism 130 provides driving force for the liquid suction roller 111, so that the liquid suction roller 111 can rotate more stably. Compared with the use of a vibrating screen and a fan, the power consumption of the entire drying device 100 can be reduced. The two liquid suction rollers 111 can be controlled to rotate in opposite directions, so that the target piece can pass through the liquid suction gap more smoothly, and the phenomenon of jamming of the target piece when passing through the liquid suction gap can be reduced. The entire drying process can be carried out more smoothly, and the stability and reliability of the drying device 100 are improved.

[0069] In some embodiments, please continue to refer toFigure 1 and Figure 2 The surface of the liquid suction roller 111 is configured to be elastically deformable.

[0070] In the process of the liquid suction roller 111 sucking the liquid on the surface of the target object, the elastically deformable surface of the liquid suction roller 111 can better conform to the surface shape of the target object. Because the surface of different target objects can not be completely flat, the elastically deformable surface of the liquid suction roller 111 can be self-adapted to the surface of the target object, thereby more fully contacting the target object and more effectively sucking the liquid on the surface of the target object, improving the efficiency and effect of liquid suction. In addition, when the pressing member 121 performs the pressing operation on the corresponding liquid suction roller 111, the elastically deformable surface of the liquid suction roller 111 can better adapt to the pressing force when the liquid suction roller 111 is pressed, which on the one hand helps to protect the structure of the liquid suction roller 111 from being damaged by excessive pressing, and on the other hand makes the pressing process more uniform and effective, which is more conducive to achieving the expected purpose of the pressing operation, so as to more thoroughly squeeze out the sucked liquid.

[0071] In some embodiments, please continue to refer to Figure 1 and Figure 2 In the initial state, the outer circumferential surfaces of the two liquid suction rollers 111 are adjacent.

[0072] The outer circumferential surfaces of the two liquid suction rollers 111 are adjacent, and the gap between the two liquid suction rollers 111 in the initial state can be very small or almost no gap. When the liquid on the surface of the target object needs to be sucked, the liquid can be more concentrated into the area between the two liquid suction rollers 111, thereby improving the efficiency of liquid suction. The adjacent outer circumferential surfaces can ensure more sufficient contact between the liquid suction roller 111 and the target object. When the target object passes through the liquid suction gap, the liquid suction roller 111 can more closely conform to the surface of the target object, further improving the liquid suction effect.

[0073] Figure 5 A partial enlarged structure schematic view of the drying device at A is shown. Figure 1 A partial enlarged structure schematic view of the drying device at A is shown.

[0074] In some embodiments, please continue to refer to Figure 1 and Figure 2 and in combination with reference to Figure 5 The drying device 100 further comprises a first adjusting mechanism 140.

[0075] At least one of the two liquid absorbing rollers 111 is connected to a first adjusting mechanism 140, which is configured to adjust the distance between the two liquid absorbing rollers 111. The “at least one of the two liquid absorbing rollers 111 is connected to a first adjusting mechanism 140” can be that one of the liquid absorbing rollers 111 is connected to the first adjusting mechanism 140, or that both of the liquid absorbing rollers 111 are respectively connected to a first adjusting mechanism 140, which can be set according to actual conditions, and is not specifically limited here. For example, one of the two liquid absorbing rollers 111 is connected to the first adjusting mechanism 140. Figure 1 and Figure 2 For example, one of the two liquid absorbing rollers 111 is connected to the first adjusting mechanism 140. Specifically, the first adjusting mechanism 140 can be located at both ends of the roller shaft of one of the liquid absorbing rollers 111, so that the first adjusting mechanism 140 is used to adjust the distance between the two liquid absorbing rollers 111.

[0076] Different target pieces can have different thicknesses and sizes. By setting the first adjusting mechanism 140, the gap between the two liquid absorbing rollers 111 can be more flexibly adjusted according to the actual conditions of the target piece, so that the two liquid absorbing rollers 111 can better absorb the liquid on the surface of the target piece when the target piece passes through the liquid absorbing gap, thereby achieving a better liquid absorbing effect. For example, when the thickness of the target piece is thin, the distance between the two liquid absorbing rollers 111 can be appropriately reduced by the first adjusting mechanism 140 to increase the contact area of liquid absorption and improve the liquid absorption effect; when the thickness of the target piece is thick, the distance between the two liquid absorbing rollers 111 can be appropriately increased by the first adjusting mechanism 140, so that the target piece can smoothly pass through the liquid absorbing gap, and at the same time, the risk of excessive extrusion and damage to the target piece caused by the too small liquid absorbing gap can be reduced. Therefore, the setting of the first adjusting mechanism 140 can better meet the drying needs of different target pieces and improve the flexibility of the entire drying device 100.

[0077] In some embodiments, please continue to refer to Figures 1 to 5 The first adjusting mechanism 140 includes a fixed part 141, a moving part 142, and an actuating part 143. The first direction F1 and the second direction F2 are perpendicular to each other, and the second direction F2 and the extension direction of the rotation axis of the liquid absorbing roller 111 are parallel to each other.

[0078] The fixing member 141 can refer to a component that plays a role of fixing and supporting in the first adjusting mechanism 140. Specifically, the fixing member 141 is provided with a first threaded hole w1 opened along the first direction F1, and a guide structure d extending along the first direction F1. The first threaded hole w1 can provide a connection channel for cooperation with the actuating member 143. The guide structure d is a structure for guiding the movement of the moving member 142 along the first direction F1 on the fixing member 141, which can make the movement of the moving member 142 more accurate and stable. The guide structure d can be provided in a protruding structure, or in a recessed structure, which can be set according to actual conditions, and is not specifically limited here.

[0079] The moving member 142 can refer to a component for adjusting the distance between the two liquid absorbing rollers 111. Specifically, the moving member 142 is movably fitted to the guide structure d along the first direction F1. The moving member 142 is provided with a first through hole k1 opened along the second direction F2 and a second threaded hole w2 opened along the first direction F1. The roller shaft of the liquid absorbing roller 111 is inserted into the first through hole k1.

[0080] The "moving member 142 movably fitted to the guide structure d along the first direction F1" means that the moving member 142 can slide on the guide structure d of the fixing member 141 along the first direction F1, so as to adjust the liquid absorbing gap between the two liquid absorbing rollers 111. After the two liquid absorbing rollers 111 are adjusted to a proper distance, the moving member 142 can not slide on the guide structure d of the fixing member 141.

[0081] The roller shaft of the liquid absorbing roller 111 is inserted into the first through hole k1, which can connect the moving member 142 with the corresponding liquid absorbing roller 111, so as to drive the corresponding liquid absorbing roller 111 to move, achieving the purpose of adjusting the distance between the two liquid absorbing rollers 111.

[0082] The actuating member 143 can refer to a component for moving the moving member 142 on the fixing member 141. Specifically, the actuating member 143 is inserted into the first threaded hole w1 and the second threaded hole w2, and is rotatably connected to the fixing member 141 and the moving member 142, respectively. Figure 5 As shown, the actuating member 143 can be a threaded rod, and one end of the threaded rod can be provided with a rotating handle, so that the rotation of the threaded rod is more convenient and labor-saving.

[0083] When the actuating member 143 is rotated, the moving member 142 can move along the first direction F1 on the guide structure d of the fixing member 141, so as to adjust the distance between the two liquid absorbing rollers, due to the threaded connection of the actuating member 143 with the first threaded hole w1 of the fixing member 141, and the threaded connection of the actuating member 143 with the second threaded hole w2 of the moving member 142.

[0084] In addition, the second direction F2 and the extension direction of the rotation axis of the liquid suction roller 111 are parallel to each other, which can make the roller shaft of the liquid suction roller 111 pass through the first through hole k1 on the moving piece 142 smoothly, and under the movement of the moving piece 142, the liquid suction roller 111 can be adjusted in position along a direction parallel to the rotation axis of itself, so that the drying of the liquid on the surface of different target pieces can be realized, and the drying efficiency is improved.

[0085] Through the cooperation of the guide structure d on the fixing piece 141 and the moving piece 142, the moving piece 142 can move more stably on the guide structure d in the first direction F1, so that the moving piece 142 can better drive the liquid suction roller 111 to move, so that the distance between the two liquid suction rollers 111 can be adjusted according to the needs of different target pieces, and a better liquid suction effect can be realized. At the same time, the actuating piece 143 is arranged in the first threaded hole w1 and the second threaded hole w2, and when the actuating piece 143 is rotated, the position control of the moving piece 142 and the liquid suction roller 111 can be realized.

[0086] In some embodiments, please continue to refer to Figure 5 The fixing piece 141 includes a fixing body 141a and a first nut 141b connected to the fixing body 141a.

[0087] The fixing body 141a can be a component for supporting, connecting the moving piece 142 and the actuating piece 143, and providing guidance for the moving piece 142. Specifically, the fixing body 141a is provided with a guide structure d and a second through hole k2, the second through hole k2 and the first nut 141b are arranged along the first direction F1, and the actuating piece 143 is arranged in the second through hole k2 and threadedly connected with the first nut 141b.

[0088] The guide structure d on the fixing body 141a can be used to guide the moving piece 142 to move along the first direction F1 on the guide structure d, so as to improve the movement accuracy and stability of the moving piece 142. The second through hole k2 on the fixing body 141a can make the actuating piece 143 pass through the fixing body 141a and be threadedly connected with the first nut 141b. The positions of the second through hole k2 and the first nut 141b on the fixing body 141a are arranged along the first direction F1, which can make the actuating piece 143 more accurately cooperate with the threads of the first nut 141b after passing through the second through hole k2.

[0089] After the actuating piece 143 passes through the second through hole k2 on the fixing body 141a, it is threadedly connected with the first nut 141b. When the actuating piece 143 is rotated, due to the action of the threads, the actuating piece 143 will produce relative movement in the first direction F1, which can make the moving piece 142 connected with the actuating piece 143 move along the guide structure d on the fixing body 141a, so as to achieve the purpose of adjusting the distance between the two liquid suction rollers 111.

[0090] By setting the fixed body 141a and the first nut 141b, the connection between the actuating member 143 and the fixing member 141 can be more stable. The first nut 141b can more accurately control the threaded cooperation with the actuating member 143, so that when adjusting the distance between the two liquid absorbing rollers 111, the moving member 142 can be moved to the appropriate position along the first direction F1, ensuring that the two liquid absorbing rollers 111 can more effectively absorb the liquid on the surface of the target member. At the same time, the separate design of the fixed body 141a and the first nut 141b makes it more convenient to install and maintain the drying device 100. If the first nut 141b is worn or damaged, the first nut 141b can be replaced individually without replacing the entire fixing member 141, reducing maintenance costs.

[0091] In some embodiments, please continue to refer to Figure 5 , the moving member 142 includes a moving body 142a and a second nut 142b.

[0092] Specifically, the moving body 142a is movably fitted to the guide structure d along the first direction F1, and the moving body 142a is provided with a receiving cavity Q and a third through hole k3 communicating with the receiving cavity Q, and the second nut 142b is arranged in the receiving cavity Q. The actuating member 143 is arranged through the third through hole k3 and is threadedly connected with the second nut 142b.

[0093] The moving body 142a can move along the guide structure d of the fixing member 141 in the first direction F1, so that the moving member 142 can move in the preset direction when adjusting the distance between the two liquid absorbing rollers 111, improving the stability of the movement.

[0094] The receiving cavity Q is used for placing the second nut 142b and can provide space for installing the second nut 142b. The third through hole k3 communicates with the receiving cavity Q, so that the actuating member 143 can pass through the third through hole k3 and be threadedly connected with the second nut 142b located in the receiving cavity Q. The second nut 142b is accommodated in the receiving cavity Q of the moving body 142a, and when the actuating member 143 passes through the third through hole k3 and is threadedly connected with the second nut 142b, rotating the actuating member 143 can make the moving body 142a and the second nut 142b move along the first direction F1 on the guide structure d, thereby achieving the purpose of adjusting the distance between the two liquid absorbing rollers 111.

[0095] By setting the moving body 142a and the second nut 142b, the second nut 142b is accommodated in the accommodation cavity Q of the moving body 142a, which can make the moving distance of the moving body 142a in the first direction F1 more accurate. The moving body 142a can be movably matched along the guide structure d, so that the moving process is more stable. The accommodation cavity Q can provide a more stable mounting position for the second nut 142b, reducing the shaking or deviation of the second nut 142b that may occur during adjustment. The third through hole k3 communicates with the accommodation cavity Q, which can enable the actuator 143 to be directly connected with the second nut 142b. In addition, the separate moving body 142a and the second nut 142b make it convenient to replace the second nut 142b when the second nut 142b is worn or damaged, without the need to replace the entire moving piece 142, reducing the maintenance cost of the drying device 100.

[0096] Figure 6 The partial enlarged structure schematic view of the drying device at B is shown Figure 1 The partial enlarged structure schematic view of the drying device at B is shown

[0097] In some embodiments, please continue to refer to Figure 1 and Figure 2 and in combination with Figure 6 , the drying device 100 further comprises two second adjustment mechanisms 150.

[0098] The second adjustment mechanism 150 is a component for adjusting the position between the pressing piece 121 and the corresponding liquid absorbing roller 111. Specifically, the two second adjustment mechanisms 150 and the two pressing pieces 121 are connected one by one, and the second adjustment mechanism 150 is configured to adjust the relative position of the corresponding pressing piece 121 and the corresponding liquid absorbing roller 111.

[0099] The two second adjustment mechanisms 150 and the two pressing pieces 121 are connected one by one, and it can be understood that one second adjustment mechanism 150 can adjust the position of one pressing piece 121. The one-to-one connection of the second adjustment mechanism 150 and the pressing piece 121 can make the position adjustment of each pressing piece 121 be independently carried out without interference, improving the flexibility and operability of the drying device 100.

[0100] The second adjustment mechanism 150 can adjust the positional relationship between the pressing piece 121 and the corresponding liquid absorbing roller 111. Here, the position can be understood as the distance, angle, etc. between the pressing piece 121 and the corresponding liquid absorbing roller 111.

[0101] By setting the second adjusting mechanism 150 to adjust the position between the extrusion piece 121 and the corresponding liquid absorbing roller 111, the extrusion piece 121 can more accurately extrude the corresponding liquid absorbing roller 111, improve the extrusion effect, so that the liquid in the liquid absorbing roller 111 can be more fully extruded, thereby facilitating the liquid absorbing roller 111 to more effectively absorb liquid.

[0102] In some embodiments, please continue to refer to Figure 6 The second adjusting mechanism 150 includes a base 151, a mounting piece 152, and two adjusting pieces 153. Among them, the third direction F3, the fourth direction F4 and the extension direction of the rotation axis of the liquid absorbing roller 111 are perpendicular to each other.

[0103] Specifically, the base 151 is provided with an adjusting hole c opened along the third direction F3. The base 151 can be connected with the fixing piece 141 mentioned above, and the base 151 and the fixing piece 141 can be connected together by welding, bolt connection and the like, which can be set according to actual conditions, and is not specifically limited here. The adjusting hole c is configured to be longitudinally extended along the fourth direction F4. The fourth direction F4 can be parallel to the first direction F1 mentioned above, or can be other directions not parallel to the first direction F1, which can be set according to actual conditions, and is not specifically limited here. In addition, the adjusting hole c can be configured as an oblong or an oblong ellipse, or can be provided as two sub-adjusting holes, which are configured as an oblong or an oblong ellipse.

[0104] The mounting piece 152 is provided with two third threaded holes w3 opened along the third direction F3. The mounting piece 152 is connected to the extrusion piece 121. The mounting piece 152 can be matched with the adjusting piece 153 through the third threaded hole w3, so as to realize the position adjustment of the extrusion piece 121.

[0105] The two adjusting pieces 153 are arranged one by one corresponding to the two third threaded holes w3. The adjusting piece 153 includes an abutting portion 153a and a connecting portion 153b connected with the abutting portion 153a, and the abutting portion 153a is located on the side of the base 151 away from the mounting piece 152. The connecting portion 153b is arranged in the corresponding third threaded hole w3 through the adjusting hole c to be threadedly connected with the mounting piece 152. The adjusting piece 153 refers to a component that can play a connecting and adjusting role. By rotating the adjusting piece 153 along the third direction F3 or moving the adjusting piece 153 along the fourth direction F4, the position of the mounting piece 152 relative to the base 151 can be changed, so as to adjust the position between the extrusion piece 121 and the corresponding liquid absorbing roller 111. It should be noted that the adjusting piece 153 can be a bolt, and can also be other components with threaded structure, which can be set according to actual conditions, and is not specifically limited here.

[0106] By setting the second adjusting mechanism 150 including the base 151, the mounting piece 152 and two adjusting pieces 153, the two adjusting pieces 153 are set in one-to-one correspondence with the two third threaded holes w3, the abutting part 153a of the adjusting piece 153 is located on the side of the base 151 away from the mounting piece 152, the connecting part 153b of the adjusting piece 153 is arranged in the corresponding third threaded hole w3 through the adjusting hole c, and can be threadedly connected with the mounting piece 152. The movement of the adjusting piece 153 in the third direction and the fourth direction can be realized, and the relative movement of the base 151 and the mounting piece 152 is further realized, so that the position between the extruding piece 121 and the corresponding liquid absorbing roller 111 is better adjusted, and the extruding piece 121 more effectively extrudes the corresponding liquid absorbing roller 111.

[0107] In some embodiments, please continue to refer to Figure 1 、 Figure 2 and Figure 6 , the drying device 100 further comprises two liquid receiving pieces 160.

[0108] The liquid receiving piece 160 can refer to a component for receiving the liquid extruded by the extruding piece 121 from the corresponding liquid absorbing roller 111. Specifically, the two liquid receiving pieces 160 and the two extruding pieces 121 are set in one-to-one correspondence. The liquid receiving piece 160 is located on the bottom side of the corresponding extruding piece 121, and the liquid receiving piece 160 is provided with a groove a and a liquid discharge port p communicating with the inside of the groove a.

[0109] The two liquid receiving pieces 160 and the two extruding pieces 121 are set in one-to-one correspondence, and the liquid receiving piece 160 is located on the bottom side of the corresponding extruding piece 121, so that each liquid receiving piece 160 can receive the liquid extruded by the extruding piece 121 corresponding to the liquid receiving piece 160.

[0110] The liquid receiving piece 160 is provided with a groove a, which can be used to collect the liquid extruded from the liquid absorbing roller 111 by the extruding piece 121. It should be noted that the shape and size of the groove a can be set according to actual needs, and no other limitations are made herein. The groove a can more effectively collect the liquid and reduce the phenomenon of liquid splashing.

[0111] The liquid discharge port p is used to discharge the liquid in the liquid receiving piece 160. The liquid discharge port p communicates with the inside of the groove a, so that the liquid collected in the groove a can flow smoothly into the liquid discharge port p. The connection mode of the groove a and the liquid discharge port p can be direct channel connection, or can be realized through pipeline or other drainage device, which can be set according to actual situation, and no specific limitation is made herein. When the extruding piece 121 extrudes the liquid in the liquid absorbing roller 111 and falls into the groove a of the liquid receiving piece 160, the liquid can be discharged through the liquid discharge port p.

[0112] In this way, by one-to-one correspondence between the two liquid receiving member 160 and two extrusion member 121, the liquid receiving member 160 is located at the bottom side of the corresponding extrusion member 121, which can make the liquid receiving member 160 cover the area of the extrusion member 121 to a certain extent, so that the liquid extruded by the extrusion member 121 can fall into the liquid receiving member 160 more accurately. At the same time, the recess a and the liquid outlet p communicating the inside of the recess a are arranged on the liquid receiving member 160, which can timely receive the extruded liquid and also can timely discharge the liquid, reduce the accumulation of too much liquid in the recess a, and prevent the liquid from overflowing and affecting the normal operation of the device, so that the drying device 100 is more efficient and convenient when processing liquid, and the reliability of the drying device 100 is improved.

[0113] In some embodiments, please continue to refer to Figure 1 and Figure 2 , the extrusion member 121 is configured as a rotatable roller.

[0114] Specifically, the extrusion member 121 is configured as a rotatable roller, which can realize a dynamic extrusion process when extruding the liquid absorbing roller 111. Compared with the fixed extrusion member 121, the rotating roller can apply pressure to the liquid absorbing roller 111 at different positions and angles, so that the extrusion is more uniform, which helps to ensure that the liquid on different parts of the liquid absorbing roller 111 can be more fully extruded, and the drying effect is improved. At the same time, the rotatable roller can be smoother when contacting the liquid absorbing roller 111, which can reduce friction and wear, and can prolong the service life of the extrusion member 121 and the liquid absorbing roller 111.

[0115] In some embodiments, please continue to refer to Figure 1 and Figure 2 , the drying device 100 further comprises a driving mechanism 130, and the driving mechanism 130 comprises a driving member 131 and a transmission assembly 132.

[0116] The driving member 131 can be a component for driving the two liquid absorbing rollers 111 to rotate in opposite directions. Specifically, the driving member 131 can be a motor. For example, the driving member 131 is configured as a motor. Figure 1

[0117] ​The transmission assembly 132 includes a driving member 132a, a plurality of driven members 132b, and a transmission member 132c arranged on the driving member 132a and the plurality of driven members 132b. The transmission member 132c is arranged on the driving member 132a and the plurality of driven members 132b. The transmission member 132c can transmit the movement of the driving member 132a to the driven members 132b, and when the driving member 132a rotates, the plurality of driven members 132b are driven to move together through the connection of the transmission member 132c. It should be noted that the transmission member 132c can be a belt, a chain, etc., and the driving member 132a and the driven member 132b can be gears cooperating with the transmission member 132c, which can be set according to actual conditions, as long as the power of the driving member 131 can be transmitted to the driving member 132a and the driven member 132b, so that the rotation of the two liquid suction rollers 111 is realized, which is not limited specifically herein.

[0118] The driving member 131 drives the driving member 132a, and the shafts of the two liquid suction rollers 111 are connected to the driven members 132b one by one. When the driven members 132b move, the rotation of the liquid suction rollers 111 can be driven.

[0119] In this way, the driving mechanism 130 drives the two liquid suction rollers 111 to rotate synchronously through the transmission assembly 132, so that the drying device can operate normally, and the use of the driving mechanism can reduce the power consumption of the drying device and is conducive to reducing production costs. At the same time, the driving mechanism 130 can also improve the reliability of the drying device 100.

[0120] In some embodiments, please continue to refer to Figure 1 and Figure 2 The rotation axes of the two liquid suction rollers 111 and the rotation axes of the two pressing members 121 are parallel to each other.

[0121] In this way, the parallel rotation axes of the two liquid suction rollers 111 enable the two liquid suction rollers 111 to more stably suck liquid from the target member during work. When the target member passes through the liquid suction gap between the two liquid suction rollers 111, the parallel rotation axes make the forces of the two liquid suction rollers 111 on the target member more uniform, reducing the phenomenon of local insufficient or excessive liquid suction, thereby improving the liquid suction effect and more effectively drying the surface of the target member. At the same time, the parallel rotation axes of the pressing members 121 and the liquid suction rollers 111 can more effectively squeeze the liquid in the liquid suction rollers 111, improve the reuse efficiency of the liquid suction rollers 111, and thus make the liquid suction rollers 111 more effectively suck liquid from the surface of the target member.

[0122] In some embodiments, please continue to refer to Figure 1 and Figure 2 The liquid suction assembly 110 is arranged as at least two groups along the transportation path of the target member, and the pressing mechanism 120 is arranged one by one corresponding to the liquid suction assembly 110.

[0123] The "suction assembly 110 is arranged in at least two groups along the transportation path of the target object" can mean that during the transportation of the target object, the suction assembly 110 can not be only one group, but can be arranged in two or more groups. In this way, multiple suction operations can be performed when the target object passes through different positions, improving the suction effect, so as to better dry the target object.

[0124] The "squeezing mechanism 120 is arranged in one-to-one correspondence with the suction assembly 110" can mean that each group of suction assembly 110 has a corresponding squeezing mechanism 120. The squeezing piece 121 in the squeezing mechanism 120 squeezes the corresponding suction roller 111, and the liquid absorbed in the suction roller 111 is squeezed out, so that the suction roller 111 has better liquid absorption capacity.

[0125] In this way, by arranging the suction assembly 110 in at least two groups along the transportation path of the target object, multiple suction operations can be performed on the target object, and when the target object passes through different groups of suction assembly 110 during transportation, each group can further absorb the liquid on the surface of the target object, thereby greatly improving the drying effect. Compared with a single group of suction assembly, the liquid on the surface of the target object can be removed more thoroughly, ensuring that the target object reaches a higher drying level. At the same time, the squeezing mechanism 120 is arranged in one-to-one correspondence with the suction assembly 110, so that each group of suction assembly 110 can perform squeezing operation in time to squeeze out the liquid in the suction roller 111, so that the suction roller 111 can more effectively absorb liquid during multiple suction processes, further improving the drying effect on the surface of the target object.

[0126] In some embodiments, please continue to refer to Figure 1 and Figure 2 The drying device 100 further comprises a vibrating piece configured to remove part of the liquid on the surface of the target object before the target object enters the suction assembly.

[0127] Specifically, when there is more liquid on the surface of the target object, the vibrating piece can generate vibrations of a certain frequency and amplitude, so that the liquid on the surface of the target object splashes, flows, and the like under the action of vibration, thereby removing part of the liquid that is easier to remove.

[0128] In this way, the working burden of the suction assembly 110 can be reduced, and the drying effect of the entire drying device 100 on the surface of the target object can be improved. At the same time, by removing part of the liquid in advance, the saturation phenomenon that may occur during the suction process of the suction assembly 110 can also be reduced, prolonging the service life of the suction assembly 110.

[0129] In some embodiments, please continue to refer to Figure 1 and Figure 2 The surface of the suction roller 111 is provided with a sponge layer.

[0130] The sponge layer can greatly improve the absorption capacity of the liquid absorption roller 111 to the liquid on the surface of the target object. When the liquid absorption roller 111 contacts the target object, the sponge layer can absorb the liquid more quickly, accelerating the drying process. At the same time, the sponge layer can make the contact between the liquid absorption roller 111 and the target object more uniform, so that the liquid can be uniformly absorbed. In addition, the sponge layer is relatively soft, which can reduce the friction and damage to the target object when in contact with the target object.

[0131] In some embodiments, please continue to refer to Figure 1 and Figure 2 The drying device 100 further comprises a rack 170.

[0132] Specifically, the two liquid absorption rollers 111 of the liquid absorption assembly 110 can be oppositely arranged on the rack 170, and at least two groups of liquid absorption assemblies 110 can be arranged on the rack 170 along the transportation path of the target object, so that the liquid absorption roller 111 can rotate better. The fixing member 141 of the first adjusting mechanism 140 can also be arranged on the rack 170, which is conducive to better adjusting the distance between the two liquid absorption rollers 111. In addition, the driving mechanism 130 can also be correspondingly arranged on the rack 170, so as to better drive the rotation of the liquid absorption assembly 110.

[0133] The technical features of the above-mentioned embodiments can be combined in any way. In order to make the description simple, not all possible combinations of the technical features in the above-mentioned embodiments are described, however, as long as the combination of the technical features does not exist contradictory, it should be considered as the scope of the present application.

[0134] The above-mentioned embodiments only express several implementation manners of the present application, and the description is more specific and detailed, but it should not be understood as a limitation to the patent scope of the application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which are all within the protection scope of the present application. Therefore, the patent protection scope of the present application should be subject to the appended claims.

Claims

1. A drying apparatus, characterized by, The application relates to a drying device. The drying device comprises: a liquid suction assembly, which comprises two rotatable liquid suction rollers, the two liquid suction rollers are arranged oppositely and define a liquid suction gap for sucking liquid on the surface of a target object, and the two liquid suction rollers are configured to rotate in opposite directions under control; and 2. The drying apparatus of claim 1, wherein a pressing mechanism, which comprises two pressing members, one of the two pressing members is arranged on one side of one of the two liquid suction rollers, and the other of the two pressing members is arranged on one side of the other of the two liquid suction rollers, and the pressing members are configured to press the corresponding liquid suction rollers.

3. The drying apparatus of claim 2, wherein The surface of the liquid suction roller is configured to be elastically deformed.

4. The drying apparatus according to any one of claims 1 to 3, characterized in that In an initial state, the outer circumferential surfaces of the two liquid suction rollers are adjacent to each other. The drying device further comprises a first adjusting mechanism.

5. The drying apparatus of claim 4, wherein At least one of the two liquid suction rollers is connected to the first adjusting mechanism, and the first adjusting mechanism is configured to adjust the distance between the two liquid suction rollers. The first adjusting mechanism comprises: a fixed member, which is provided with a first threaded hole opened in a first direction and a guide structure arranged in the first direction; a moving member, which is movably fitted to the guide structure in the first direction, and is provided with a first through hole opened in a second direction and a second threaded hole opened in the first direction; a roller shaft of the liquid suction roller is arranged in the first through hole; and an actuating member, which is arranged in the first threaded hole and the second threaded hole and is rotatably connected to the fixed member and the moving member, respectively; 6. The drying apparatus of claim 5, wherein wherein the first direction and the second direction are perpendicular to each other, and the second direction and the extension direction of the rotation axis of the liquid suction roller are parallel to each other. The fixed member comprises a fixed main body and a first nut connected to the fixed main body; the fixed main body is provided with the guide structure and a second through hole, the second through hole and the first nut are arranged in the first direction, the actuating member is arranged in the second through hole and is threadedly connected to the first nut; and / or 7. The drying apparatus according to any one of claims 1 to 3, characterized in that The moving member comprises a moving main body and a second nut; the moving main body is movably fitted to the guide structure in the first direction, the moving main body is provided with a receiving cavity and a third through hole communicated with the receiving cavity, and the second nut is arranged in the receiving cavity; the actuating member is arranged in the third through hole and is threadedly connected to the second nut. The drying device further comprises two second adjusting mechanisms.

8. The drying apparatus of claim 7, wherein The two second adjusting mechanisms and the two pressing members are connected one by one, and the second adjusting mechanism is configured to adjust the relative position of the corresponding pressing member and the corresponding liquid suction roller. The second adjusting mechanism comprises: a base, which is provided with two adjusting holes opened in a third direction, and the adjusting holes are longitudinally arranged in a fourth direction; a mounting member, which is provided with two third threaded holes opened in the third direction, and the mounting member is connected to the pressing member; and a base, which is provided with two adjusting holes opened in a third direction, and the adjusting holes are longitudinally arranged in a fourth direction; a mounting member, which is provided with two third threaded holes opened in the third direction, and the mounting member is connected to the pressing member; and Two adjusting members are arranged in one-to-one correspondence with the two third threaded holes; the adjusting member comprises an abutting portion and a connecting portion connected with the abutting portion, the abutting portion is located on the side of the base away from the mounting member, and the connecting portion is arranged in the corresponding third threaded hole through the adjusting hole to be threadedly connected with the mounting member; The third direction, the fourth direction, and the extension direction of the rotation axis of the liquid absorbing roller are perpendicular to each other in pairs.

9. The drying apparatus according to any one of claims 1 to 3, characterized in that The drying device further comprises two liquid receiving members; The two liquid receiving members and the two extruding members are arranged in one-to-one correspondence; the liquid receiving member is located on the bottom side of the corresponding extruding member, and the liquid receiving member is provided with a groove and a liquid discharge port communicating with the inside of the groove.

10. The drying apparatus according to any one of claims 1 to 3, characterized in that The extruding member is configured as a rotatable roller.

11. The drying apparatus of any one of claims 1-3, wherein, The drying device further comprises a driving mechanism; the driving mechanism comprises: a driving member; and a transmission assembly comprising a driving member, a plurality of driven members, and a transmission member arranged on the driving member and the plurality of driven members; The driving member is drivingly connected with the driving member, and the roller shafts of the two liquid absorbing rollers are one-to-one connected with a driven member.

12. The drying apparatus of any one of claims 1-3, wherein, The rotation axes of the two liquid absorbing rollers and the rotation axes of the two extruding members are parallel to each other in pairs; and / or The liquid absorbing assembly is arranged in at least two groups along the transportation path of the target member, and the extruding mechanism is arranged in one-to-one correspondence with the liquid absorbing assembly; and / or The drying device further comprises a vibrating member configured to remove the surface portion of the target member before the target member enters the liquid absorbing assembly; and / or The surface of the liquid absorbing roller is provided with a sponge layer.