Powder disc type rapid dryer

Abstract

The utility model provides a powder disc type rapid dryer which comprises a machine body, a scraping assembly and a plurality of drying discs, the machine body is provided with a feeding port, and the multiple drying discs are sequentially and fixedly connected to the machine body from top to bottom. The scraping assembly is slidably mounted on the machine body, and a telescopic device for driving the scraping assembly to move is mounted on the machine body; discharging channels are arranged between the drying discs located on the even-numbered layers and the scraping assembly and between the drying discs located on the odd-numbered layers and the machine body correspondingly. The scraping assembly is used for scraping and sweeping the materials so that the materials can fall down from the discharging channel. A first cavity and a second cavity are formed in the drying disc; the drying device can solve the problems that in the prior art, heated airflow can only dry the surfaces of materials, the materials making contact with the bottom of the drying disc are high in humidity, have certain viscosity and are not prone to being scraped and dried, and the drying efficiency and the drying effect of the materials are affected.

Description

Technical Field

[0001] The utility model relates to the field of disc-type drying equipment, in particular to a powder disc-type rapid drying device. Background Art

[0002] The disc dryer is a highly efficient conduction-type continuous drying equipment. Its unique structure and working principle determine that it has the characteristics of high thermal efficiency, low energy consumption, small footprint, simple configuration, convenient operation and control, and good operating environment. It is widely used in drying operations in the chemical, pharmaceutical, pesticide, food, feed, agricultural and sideline product processing and other industries.

[0003] The disc dryer in the prior art generally uses a fan to draw air heated by a gas heating box into the interior of the dryer body, so that the hot air circulates inside the dryer body to dry the material; for example, the utility model with publication number CN220670066U discloses a disc dryer (hereinafter referred to as: prior art 1), including: a dryer body, a rotating shaft is rotatably connected at the bottom end of the dryer body, a plurality of bearing seats are fixedly connected to the inside of the rotating shaft, a mounting cross bar is fixedly connected to the outside of the bearing seat, the bottom end of the mounting cross bar is fixedly connected to rake teeth, both ends of the mounting cross bar are fixedly connected to fixed blocks, and the fixed block and the dryer body are fixedly connected; a gas heating box is provided on one side of the dryer body, a heating pipe is fixedly connected to the inside of the gas heating box, and a fan is fixedly connected to one side of the top of the gas heating box.

[0004] Although a gas heating box and a fan are provided in the prior art to dry the material in the dryer body, the heated airflow can only dry the surface of the material, while the material in contact with the bottom of the drying plate is difficult to scrape and dry due to its strong moisture and certain viscosity, which affects the drying efficiency and drying effect of the material. Utility Model Content

[0005] The utility model aims to provide a powder disc type quick dryer, which can solve the problem in the prior art that the heated airflow can only dry the surface of the material, while the material in contact with the bottom of the drying disc is difficult to scrape and dry due to its strong moisture and certain viscosity, thus affecting the drying efficiency and drying effect of the material.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A powder disc type quick dryer comprises a machine body, a feeding port is arranged on the machine body, a scraping assembly and a plurality of drying discs, wherein the plurality of drying discs are fixedly connected to the machine body in sequence from top to bottom;

[0008] The scraper assembly is slidably mounted on the machine body, and a telescopic device for driving the scraper assembly to move is mounted on the machine body; a material discharge channel is provided between the drying plates on the even-numbered layers and the scraper assembly, and between the drying plates on the odd-numbered layers and the machine body; the scraper assembly is used to scrape the material so that the material can fall from the material discharge channel;

[0009] The drying plate is provided with a first cavity and a second cavity, the first cavity is connected with a circulating heating device for drying the material in contact with the drying plate; the second cavity is provided with an air outlet, the second cavity is connected with a gas heating device for heating the surface of the material.

[0010] Preferably, the diameter of the drying disks located in the odd-numbered layers is smaller than the diameter of the drying disks located in the even-numbered layers.

[0011] Preferably, the telescopic device includes a support portion fixedly connected to the machine body and an electric telescopic rod, the scraper assembly is slidably mounted on the support portion, and the electric telescopic rod is fixedly connected to the support portion and is used to drive the scraper assembly to move vertically up and down.

[0012] Preferably, the scraper assembly includes a moving plate, a first spring and a scraper mechanism, the moving plate is slidably mounted on the support portion, the telescopic device is used to drive the moving plate to move vertically up and down, a rotating shaft is rotatably mounted on the moving plate, a connecting portion is fixedly connected to the rotating shaft; the scraper mechanism is slidably mounted on the connecting portion, and the scraper mechanism and the connecting portion are connected through the first spring.

[0013] Preferably, the scraper mechanism comprises a scraper body and a guide rod, the guide rod is slidably mounted on the connection, the scraper body is fixedly connected to the guide rod, and the guide rod and the connection part are connected via the first spring.

[0014] Preferably, a second spring is connected to the bottom end of the movable plate, and the movable plate is connected to the machine body via the second spring.

[0015] Preferably, the circulating heating device comprises a liquid inlet pipe, a liquid outlet pipe and a water pump, wherein the liquid inlet pipe is used to be connected to the liquid outlet of the liquid heater, the liquid outlet pipe is used to be connected to the liquid inlet of the liquid heater, and the water pump is installed on the liquid inlet pipe.

[0016] Preferably, the gas heating device includes an air inlet pipe and an air extractor, the air inlet pipe is used to connect to the gas heater, the second cavity and the gas heating machine are connected via the air inlet pipe, and the air extractor is installed on the machine body and is used to extract moisture generated in the machine body.

[0017] Preferably, an air outlet pipe is installed on the air outlet, and the air outlet pipe is arranged obliquely.

[0018] Preferably, the air outlet pipe is rotatably mounted on the air outlet.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] In the utility model, the material falls onto the surface of the drying plate through the feed port arranged on the machine body; the scraper assembly slidably mounted on the machine body is driven by the telescopic device to move vertically up and down, so that the scraper assembly is always in close contact with the surface of the material, further improving the scraping effect, and avoiding the occurrence of a gap between the scraper assembly and the material after the surface material layer is scraped; the scraper assembly is used to scrape the material from the inner edge of the drying plate located on the odd-numbered layers to the outwards into the discharge channel arranged between the drying plate on the odd-numbered layers and the machine body, so that the material can fall onto the outer edge of the drying plate on the even-numbered layers; the scraper assembly then delivers the material on the outer edge of the drying plate on the even-numbered layers to the inner edge of the drying plate on the lower odd-numbered layers through the discharge channel formed between the drying plate on the even-numbered layers and the scraper assembly.

[0021] The first cavity is arranged above the second cavity, and the circulating heating device is used for circulating the heating medium into the first cavity; the heating medium input into the first cavity can dry the material in contact with the drying plate; the gas heating device is used for conveying the heated gas to the second cavity, and the hot air flow can be blown out through the air outlet arranged on the second cavity to dry the surface of the material placed on the drying plate arranged below; the heating medium input into the first cavity can preheat the drying plate while drying the material, so as to avoid the heat in the hot air flow from being lost during the flow, and can further improve the heating efficiency of the material placed on the drying plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 It is a three-dimensional diagram of the utility model.

[0024] Figure 2 It is a structural schematic diagram of the utility model.

[0025] Figure 3 For this utility model Figure 2 A partial enlarged view of point A in the middle.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 101-machine body, 102-scraper assembly, 103-drying plate, 104-telescopic device, 105-feeding channel, 106-first cavity, 107-second cavity, 108-rotating shaft, 109-air outlet pipe, 110-support part, 111-electric telescopic rod, 112-moving plate, 113-first spring, 114-connecting part, 115-scraper mechanism, 116-scraper body, 117-guide rod, 118-second spring. DETAILED DESCRIPTION

[0028] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0029] In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", etc. indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0031] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0032] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, the first feature being "above", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0033] The disclosure below provides many different embodiments or examples for realizing different structures of the embodiments of the present utility model. In order to simplify the disclosure of the embodiments of the present utility model, the components and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed.

[0034] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0035] Example

[0036] See also Figure 1-Figure 3 This embodiment discloses a powder disc type quick dryer, comprising a body 101, on which a feed port is provided, characterized in that: it also comprises a scraper assembly 102 and a plurality of drying discs 103, wherein the plurality of drying discs 103 are fixedly connected to the body 101 in sequence from top to bottom;

[0037] The scraper assembly 102 is slidably mounted on the machine body 101, and a telescopic device 104 is mounted on the machine body 101 for driving the scraper assembly 102 to move; a material discharge channel 105 is provided between the drying plates 103 located at even-numbered layers and the scraper assembly 102, and between the drying plates 103 located at odd-numbered layers and the machine body 101; the scraper assembly 102 is used to scrape the material so that the material can fall from the material discharge channel 105;

[0038] The drying plate 103 is provided with a first cavity 106 and a second cavity 107. The first cavity 106 is connected to a circulating heating device for drying the material in contact with the drying plate 103. The second cavity 107 is provided with an air outlet, and the second cavity 107 is connected to a gas heating device for heating the surface of the material.

[0039] In the utility model, the machine body 101 is provided with a discharge port that can be opened or closed; the material falls onto the surface of the drying plate 103 through the feed port provided on the machine body 101; the scraper assembly 102 slidably mounted on the machine body 101 is driven to move vertically up and down by the telescopic device 104, so that the scraper assembly 102 is always in close contact with the surface of the material, further improving the scraping effect, and avoiding the occurrence of a gap between the scraper assembly 102 and the material after the surface material layer is scraped; the scraper assembly 102 is used to scrape the material from the inner edge of the drying plate 103 located on the odd-numbered layer to the unloading channel 105 provided between the drying plate 103 on the odd-numbered layer and the machine body 101, so that the material can fall onto the outer edge of the drying plate 103 on the even-numbered layer; the scraper assembly 102 is then The material falling onto the outer edge of the even-numbered drying plate 103 is sent to the inner edge of the odd-numbered drying plate 103 below through the unloading channel 105 formed between the even-numbered drying plate 103 and the scraper assembly 102, thereby realizing multi-stage drying of the material to ensure the drying effect of the material; the gas heating device is used to transport the heated gas to the second cavity 107, and the hot air flow can be blown out through the air outlet set on the second cavity 107 to dry the surface of the material placed on the drying plate 103 below; the heating medium input into the first cavity 106 can preheat the drying plate 103 while drying the material, avoiding the heat in the hot air flow from being lost during the flow process, and can further improve the heating efficiency of the material placed on the drying plate 103.

[0040] Specifically, the diameter of the drying disc 103 located at the odd-numbered layer is smaller than the diameter of the drying disc 103 located at the even-numbered layer. By making the diameter of the drying disc 103 located at the odd-numbered layer smaller than the diameter of the drying disc 103 located at the even-numbered layer, it is convenient for the materials located on the drying disc 103 located at the odd-numbered layer to be pushed to the outer edge by the scraping assembly 102 and then fall onto the drying disc 103 located at the even-numbered layer through the unloading channel 105 between the machine body 101 and the drying disc 103 located at the odd-numbered layer; the drying disc 103 located at the even-numbered layer is arranged below the drying disc 103 located at the odd-numbered layer.

[0041] Specifically, the telescopic device 104 includes a support portion 110 and an electric telescopic rod 111 fixedly connected to the body 101, the scraper assembly 102 is slidably mounted on the support portion 110, and the electric telescopic rod 111 is fixedly connected to the support portion 110 and is used to drive the scraper assembly 102 to move vertically up and down. When the electric telescopic rod 111 is extended and retracted, it can drive the scraper assembly 102 to move vertically up and down according to the change of the thickness of the material layer of the drying component, so that the scraper assembly 102 is always in contact with the material, which can further improve the scraping effect of the scraper assembly 102 and prevent the material from sticking to the drying component.

[0042] Specifically, the scraper assembly 102 includes a moving plate 112, a first spring 113 and a scraper mechanism 115. The moving plate 112 is slidably mounted on the support portion 110. The telescopic device 104 is used to drive the moving plate 112 to move vertically up and down. A rotating shaft 108 is rotatably mounted on the moving plate 112, and a connecting portion 114 is fixedly connected to the rotating shaft 108. The scraper mechanism 115 is slidably mounted on the connecting portion 114, and the scraper mechanism 115 and the connecting portion 114 are connected via the first spring 113. The rotating shaft 108 is rotatably mounted on the moving plate 112 through a bearing, and the unloading channel 105 is formed between the drying plate 103 located at the even-numbered layer and the rotating shaft 108; when the telescopic device 104 drives the moving plate 112 to move vertically downward, the telescopic rod and the connecting part 114 fixedly connected to the telescopic rod move downward at the same time under the drive of the moving plate 112. At this time, the first spring 113 connecting the connecting part 114 and the scraper mechanism 115 is compressed, so that the scraper mechanism 115 can always contact with the surface of the material according to the change of the thickness of the upper material layer of the drying component under the action of the first spring 113, thereby further improving the scraping effect of the scraper component 102.

[0043] Specifically, the scraper mechanism 115 includes a scraper body 116 and a guide rod 117 . The guide rod 117 is slidably mounted on the connecting portion 114 . The scraper body 116 is fixedly connected to the guide rod 117 . The guide rod 117 and the connecting portion 114 are connected via the first spring 113 . The scraper body 116 is obliquely connected to the guide rod 117, and the scraper body 116 for scraping the drying disc 103 located on the odd-numbered layers is inclined in the opposite direction to the scraper body 116 for hanging and sweeping the drying disc 103 located on the even-numbered layers, so that the scraper body 116 for scraping the drying disc 1033 located on the odd-numbered layers can sweep the material from the outer edge of the drying disc 103 on the odd-numbered layers through the discharge channel 105 between the machine body 101 and the drying disc 103 on the odd-numbered layers to the outer edge of the drying disc 103 on the even-numbered layers; the scraper body 116 for hanging and sweeping the drying disc 1033 located on the even-numbered layers can scrape the material on the outer edge of the drying disc 1033 located on the even-numbered layers to the discharge channel 105 formed between the drying disc 103 on the even-numbered layers and the rotating shaft 108, so that the material can fall onto the drying disc 103 located on the odd-numbered layers arranged below through the discharge channel 105.

[0044] Specifically, the bottom end of the moving plate 112 is connected to a second spring 118, and the moving plate 112 is connected to the body 101 through the second spring 118. The second spring 118 is provided to limit the moving plate 112, thereby preventing the moving plate 112 from colliding with the surface of the body 101 and causing damage when the moving plate 112 moves under the drive of the telescopic device 104.

[0045] Specifically, the circulating heating device includes a liquid inlet pipe, a liquid outlet pipe and a water pump. The liquid inlet pipe is used to connect to the liquid outlet of the liquid heater, the liquid outlet pipe is used to connect to the liquid inlet of the liquid heater, and the water pump is installed on the liquid inlet pipe. The ends of the liquid inlet pipe and the liquid outlet pipe away from the liquid heater are both connected to the first cavity 106. The liquid heater described in this embodiment is a conventional heating device in the prior art, and the structure and principle of the liquid heater will not be described one by one here; after the water pump is started, it can transport the heating medium heated by the liquid heater to the first cavity 106. After the heating medium enters the first cavity 106 for heat exchange, it flows back to the liquid heater through the liquid outlet pipe under the action of the water pump for heating.

[0046] Specifically, the gas heating device includes an air inlet pipe and an air extractor, the air inlet pipe is used to connect with the gas heater, the second cavity 107 and the gas heater are connected through the air inlet pipe, and the air extractor is installed on the machine body 101 and is used to extract the moisture generated in the machine body 101. The gas heater described in this embodiment is a conventional heating device in the prior art, and the structure and principle of the gas heater are not described one by one here; the gas is heated by the gas heater and then transported to the second cavity 107, and the heated gas flows out through the gas outlet to dry the material placed on the drying component below the gas outlet, and the moisture evaporated from the material can be extracted to the outside of the machine body 101 by setting the air extractor.

[0047] Specifically, the gas outlet is provided with an outlet pipe 120, and the outlet pipe 120 is arranged obliquely. By arranging the outlet pipe 120, the heating gas entering the second cavity 107 can be guided, thereby further improving the drying effect of the heating gas on the material.

[0048] Specifically, the outlet pipe 120 is rotatably mounted on the outlet. The outlet pipe 120 is rotatably mounted on the outlet via a bearing. By rotatably mounting the outlet pipe 120 on the outlet, the outlet pipe 120 can be adjusted in a tilted direction so that the outlet pipe 120 can blow the material from the inner edge of the drying plate to the outer edge of the drying plate 103 located at the even-numbered layers through the material discharge channel 105 while drying the material on the drying plate 103 located at the odd-numbered layers. When drying the material on the drying plate 103 located at the even-numbered layers, the outlet pipe 120 can be adjusted in a tilted direction so that the material on the outer edge of the drying plate 103 located at the even-numbered layers can be blown into the material discharge channel 105, so that the material can fall onto the drying plate 103 located at the odd-numbered layers arranged below through the material discharge channel 105.

[0049] Although the preferred embodiments of the present invention have been described, those skilled in the art may make other changes and modifications to these embodiments once they have learned the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the present invention.

[0050] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A powder pan type quick dryer, comprising a body (101), the body (101) being provided with a feed inlet, characterized in that: It also includes a scraper assembly (102) and a plurality of drying plates (103), wherein the plurality of drying plates (103) are fixedly connected to the machine body (101) in sequence from top to bottom; The scraper assembly (102) is slidably mounted on the machine body (101), and a telescopic device (104) is mounted on the machine body (101) for driving the scraper assembly (102) to move; a material discharge channel (105) is provided between the drying plates (103) on the even-numbered layers and the scraper assembly (102), and between the drying plates (103) on the odd-numbered layers and the machine body (101); the scraper assembly (102) is used to scrape the material so that the material can fall from the material discharge channel (105); A first cavity (106) and a second cavity (107) are provided in the drying plate (103); a circulating heating device for drying materials in contact with the drying plate (103) is connected to the first cavity (106); an air outlet is provided on the second cavity (107); and a gas heating device for heating the surface of the materials is connected to the second cavity (107).

2. A powder pan type quick dryer according to claim 1, characterized in that: The diameter of the drying discs (103) located at the odd-numbered layers is smaller than the diameter of the drying discs (103) located at the even-numbered layers.

3. A powder disk type quick dryer according to claim 2, characterized in that: The telescopic device (104) comprises a support portion (110) fixedly connected to the machine body (101) and an electric telescopic rod (111); the scraper assembly (102) is slidably mounted on the support portion (110); the electric telescopic rod (111) is fixedly connected to the support portion (110) and is used to drive the scraper assembly (102) to move vertically up and down.

4. A powder pan type quick dryer according to claim 3, characterized in that: The scraper assembly (102) comprises a moving plate (112), a first spring (113) and a scraper mechanism (115); the moving plate (112) is slidably mounted on a support portion (110); the telescopic device (104) is used to drive the moving plate (112) to move vertically up and down; a rotating shaft (108) is rotatably mounted on the moving plate (112); a connecting portion (114) is fixedly connected to the rotating shaft (108); the scraper mechanism (115) is slidably mounted on the connecting portion (114); the scraper mechanism (115) and the connecting portion (114) are connected via the first spring (113).

5. A powder pan type quick dryer according to claim 4, characterized in that: The scraper mechanism (115) comprises a scraper body (116) and a guide rod (117); the guide rod (117) is slidably mounted on the connecting portion (114); the scraper body (116) is fixedly connected to the guide rod (117); and the guide rod (117) and the connecting portion (114) are connected via the first spring (113).

6. A powder pan type quick dryer according to claim 4, characterized in that: The bottom end of the movable plate (112) is connected to a second spring (118), and the movable plate (112) is connected to the machine body (101) via the second spring (118).

7. A powder pan type quick dryer according to claim 1, characterized in that: The circulating heating device comprises a liquid inlet pipe, a liquid outlet pipe and a water pump. The liquid inlet pipe is used to be connected to the liquid outlet of the liquid heater, the liquid outlet pipe is used to be connected to the liquid inlet of the liquid heater, and the water pump is installed on the liquid inlet pipe.

8. The powder pan type quick dryer according to claim 1, characterized in that: The gas heating device comprises an air inlet pipe and an air extractor, wherein the air inlet pipe is used to connect to the gas heater, the second cavity (107) and the gas heating machine are connected via the air inlet pipe, and the air extractor is installed on the machine body (101) and is used to extract moisture generated in the machine body (101).

9. A powder pan type quick dryer according to claim 1, characterized in that: An air outlet pipe (109) is installed on the air outlet, and the air outlet pipe (109) is arranged obliquely.

10. A powder disk type quick dryer according to claim 9, characterized in that: The air outlet pipe (109) is rotatably mounted on the air outlet.

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