Coating equipment with drying function

Abstract

The utility model provides coating equipment with a drying function, which comprises a support frame and an outer shell arranged on the support frame, and further comprises a spraying assembly, a disturbance assembly and an inner shell rotationally arranged on the outer shell, and a driving device for driving the inner shell to rotate is arranged on the outer shell; the spraying assembly is installed on the outer shell, the spraying assembly and the outer shell are coaxially arranged, and the spraying assembly is rotationally connected with the inner shell; the disturbance assembly comprises an air outlet pipe and an air blower, the air outlet pipe is obliquely installed on the outer shell, and the air blower is connected with the air outlet pipe and used for pumping outside air into the inner shell through the air outlet pipe; a protective cover is hinged to the shell; the utility model can solve the problem in the prior art that a plurality of tablets placed in the coating roller cling to the inner wall of the coating roller under the action of centripetal force in the rotating process of the coating roller, so that the coating on the tablets is not uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of pharmaceutical processing, and particularly relates to a coating device with a drying function. Background Art

[0002] A high-efficiency coating machine is a high-efficiency, energy-saving, safe and clean mechatronic device that can perform organic film coating, water-soluble film coating, slow and controlled release coating on tablets, pills, candies, etc. The coating machine is applicable to industries such as pharmaceuticals, chemicals, and food. According to the pot body material, it can be divided into two types: stainless steel and red copper. According to the heat exchange efficiency, it can be divided into two types: perforated coating machine and non-perforated coating machine;

[0003] In the existing coating machine, the coating drum is integrally connected to the device, which is not convenient for cleaning its interior; to solve the problems existing in the prior art, the utility model with the publication number CN220959298U discloses a sugar-coated and dried tablet device (hereinafter referred to as: prior art 1), including a substrate, above which a coating machine body is arranged, an installation mechanism is rotatably arranged on the inclined side of the coating machine body, a coating drum is connected to the inclined side of the coating machine body through the installation mechanism, a control panel is arranged on one side of the coating drum, and a drying mechanism is arranged on the side of the substrate where the coating machine body is located; the installation mechanism includes a rotating disk and a docking disk, the rotating disk is rotatably connected to the inclined side of the coating machine body, a docking disk is arranged on one side of the rotating disk, a connecting concave plate is arranged on the side of the docking disk away from the rotating disk, a convex rod is arranged on the side of the rotating disk close to the docking disk, second card slots are symmetrically arranged inside the convex rod, one side of the rotating disk penetrates through the convex rod into the interior of the docking disk, and a clamping component that is mutually clamped with the interior of the second card slots is arranged on the outer side of the docking disk.

[0004] Although in prior art 1, by setting the installation mechanism, the coating drum can be quickly disassembled and cleaned; however, during the rotation of the coating drum in prior art 1, a number of tablets placed in the coating drum will all adhere to the inner wall of the coating drum under the action of centripetal force, resulting in uneven coating on the tablets. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a coating device with a drying function, which can solve the problem that during the rotation of the coating drum in the prior art, a number of tablets placed in the coating drum will all adhere to the inner wall of the coating drum under the action of centripetal force, resulting in uneven coating on the tablets, during the actual use process.

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

[0007] A coating device with a drying function, comprising a support frame and a housing installed on the support frame, further comprising a spraying component, a disturbing component and an inner housing rotatably installed on the housing, and a driving device for driving the inner housing to rotate is installed on the housing;

[0008] The spraying component is installed on the housing and coaxially arranged with the housing, and is rotatably connected between the spraying component and the inner housing; the disturbing component includes an air outlet pipe and a blower, the air outlet pipe is inclinedly installed on the housing, and the blower is connected to the air outlet pipe and is used to extract external gas into the inner housing through the air outlet pipe;

[0009] A protective cover is hinged on the housing, and the spraying component is used to spray the coating material on the surface of the tablets.

[0010] Preferably, a baffle is connected inside the housing, and the air outlet pipe is installed on the baffle.

[0011] Preferably, the baffle is inclined towards the inner housing.

[0012] Preferably, the spraying component includes a liquid inlet pipe and a nozzle, one end of the liquid inlet pipe passes through the housing and the inner housing and extends into the inner housing, the end of the liquid inlet pipe outside the housing is used to connect with a liquid source device, and the nozzle is installed at one end of the liquid inlet pipe inside the inner housing.

[0013] Preferably, a discharge port is provided on the inner housing, and a valve for opening or closing is installed at the discharge port; a blanking component is installed at the bottom end of the housing, and the blanking component is communicated with the housing.

[0014] Preferably, the blanking component includes a blanking pipe, a storage tank and a sleeve, the blanking pipe is installed at the bottom end of the housing, the storage tank is installed at the bottom end of the blanking pipe, the sleeve is installed on the blanking pipe, and a heating gap is formed between the sleeve and the blanking pipe; a heating device for circulating and inputting a heating medium into the heating gap is installed on the sleeve.

[0015] Preferably, an exhaust flow channel is provided on the blanking pipe, and the heating gap is communicated with the blanking pipe through the exhaust flow channel.

[0016] Preferably, the exhaust flow channel is inclined towards the feeding end of the blanking pipe.

[0017] Preferably, exhaust holes are provided on the housing.

[0018] Preferably, a pulling block is installed on the protective cover.

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

[0020] When the medicine needs to be coated, after opening the protective cover, the medicine is placed into the inner shell. After the driving device installed on the outer shell drives the inner shell to rotate, the medicine placed in the inner shell also rotates with the inner shell under the action of the centripetal force generated during the rotation of the inner shell. When the medicine moves to the position corresponding to the spraying assembly, the coating material can be sprayed on the surface of the tablet through the spraying assembly;

[0021] The blower can suck the outside air into the inner shell through the air outlet pipe; the air outlet pipe is inclinedly installed on the outer shell and is used to blow air towards the inner wall of the inner shell. The air flow blown out through the air outlet pipe can disturb the tablets that are tightly attached to the inner wall of the coating drum under the action of the centripetal force, so that the tablets can be separated from the inner wall of the inner shell under the influence of the disturbing air flow after moving to the position corresponding to the spraying assembly, so that the spraying assembly can evenly spray the surface of the tablets and avoid the problem of uneven coating on the tablets. Description of the Drawings

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be regarded as a limitation of the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0023] Figure 1 It is a three-dimensional view of the present invention.

[0024] Figure 2 It is a schematic diagram of the connection relationship between the outer shell and the air outlet pipe in the present invention.

[0025] Figure 3 It is a schematic diagram of the connection relationship between the inner shell and the outer shell in the present invention.

[0026] In the drawings, the list of components represented by each reference numeral is as follows:

[0027] 101 - Support frame, 102 - Outer shell, 103 - Spraying assembly, 104 - Disturbing assembly, 105 - Inner shell, 106 - Driving device, 107 - Air outlet pipe, 108 - Pulling block, 109 - Protective cover, 110 - Baffle, 111 - Liquid inlet pipe, 112 - Nozzle, 113 - Valve, 114 - Feeding assembly, 115 - Feeding pipe, 116 - Storage tank, 117 - Sleeve, 118 - Exhaust hole. Detailed Embodiments

[0028] In the following text, only some exemplary embodiments are briefly described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the embodiments of the present invention. Therefore, the drawings and the description are considered to be exemplary in nature rather than restrictive.

[0029] In the description of the embodiments of the present invention, it should be understood that the orientation or positional relationship indicated by terms such as "length", "vertical", "horizontal", "top", "bottom", etc. is based on the orientation or positional relationship shown in the drawings. It is 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. Therefore, it should not be construed as a limitation on the embodiments of the present invention.

[0030] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present invention, the meaning of "a plurality" is two or more unless otherwise specifically defined.

[0031] In the embodiments of the present invention, unless otherwise clearly specified and defined, terms such as "install", "connect", "couple", "fix", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection, an electrical connection, or a communication connection; it can be directly connected, or indirectly connected through an intermediate medium, and can be the internal communication of two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0032] In the embodiments of the present invention, unless otherwise clearly specified and defined, the first feature being "on" or "under" 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 additional features therebetween. Moreover, the first feature being "above", "over" and "on top of" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature includes the first feature being directly below and obliquely below the second feature, or merely indicating that the first feature has a lower horizontal height than the second feature.

[0033] The following disclosure provides many different embodiments or examples for implementing different structures of the embodiments of the present utility model. 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 are not intended to limit the embodiments of the present utility model. In addition, the embodiments of the present utility model may repeat reference numerals and / or reference letters in different examples. 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 will be described in detail below with reference to the accompanying drawings.

[0035] Refer to Figures 1-3 , this embodiment discloses a coating device with a drying function, including a support frame 101 and a housing 102 installed on the support frame 101, further including a spraying assembly 103, a disturbing assembly 104, and an inner housing 105 rotatably installed on the housing 102. A driving device 106 for driving the inner housing 105 to rotate is installed on the housing 102;

[0036] The spraying assembly 103 is installed on the housing 102 and is coaxially arranged with the housing 102. The spraying assembly 103 is rotatably connected to the inner housing 105; the disturbing assembly 104 includes an air outlet pipe 107 and a blower. The air outlet pipe 107 is inclinedly installed on the housing 102. The blower is connected to the air outlet pipe 107 and is used to extract external gas into the inner housing 105 through the air outlet pipe 107;

[0037] A protective cover 109 is hinged on the housing 102. The spraying assembly 103 is used to spray the coating material on the surface of the tablets.

[0038] In the present utility model, an installation hole is provided on the outer shell 102, and the inner shell 105 is rotatably installed on the installation hole through a bearing; a relief hole concentric with the installation hole is provided on the inner shell 105, and one end of the spraying assembly 103 passes through the relief hole and extends into the inner shell 105, and the spraying assembly 103 is rotatably connected to the inner shell 105 through a bearing; when the medicine needs to be coated, after opening the protective cover 109, the medicine is placed into the inner shell 105. After the driving device 106 installed on the outer shell 102 drives the inner shell 105 to rotate, the medicine placed in the inner shell 105 also rotates with the inner shell 105 under the action of the centripetal force generated during the rotation of the inner shell 105; in this embodiment, the blower is installed on the outer shell 102, and the intake end of the air outlet pipe 107 passes through the outer shell 102 and extends outside the outer shell 102 and is connected to the air outlet of the blower, so that the blower can suck the outside air into the inner shell 105 through the air outlet pipe 107; the air outlet pipe 107 is obliquely installed on the outer shell 102 and is used to blow air towards the inner wall of the inner shell 105. The tangential air flow blown out by the air outlet pipe 107 along the inner wall direction of the inner shell 105 can disturb the tablets that are pressed against the inner wall of the coating drum under the action of centripetal force, so that the tablets can be separated from the inner wall of the inner shell 105 under the influence of the disturbing air flow when they move to the position corresponding to the spraying assembly 103, so that the spraying assembly 103 can evenly spray the surface of the tablets and avoid the problem of uneven coating on the tablets; in this embodiment, the driving device 106 includes a motor, a driving gear and a driven gear. The motor is installed on the outer shell 102 and is used to drive the driving gear to rotate. The driven gear is coaxially and fixedly connected to the inner shell 105 and meshes with the driving gear; when the driving motor drives the driving gear to rotate, it can drive the driven gear meshing with the driving gear and the inner shell 105 to rotate.

[0039] In some embodiments, a baffle 110 is connected inside the outer shell 102, and the air outlet pipe 107 is installed on the baffle 110. By providing the baffle 110, the medicine can be blocked to prevent the medicine from flying outside the inner shell 105 under the action of centripetal force during the rotation with the inner shell 105, resulting in waste.

[0040] In some embodiments, the baffle 110 is inclined towards the inner shell 105. By inclining the baffle 110 towards the inner shell 105, the blocking effect of the baffle 110 on the medicine can be further increased.

[0041] In some embodiments, the spraying assembly 103 includes a liquid inlet pipe 111 and a spray head 112. One end of the liquid inlet pipe 111 passes through the outer shell 102 and the inner shell 105 and extends into the inner shell 105. The end of the liquid inlet pipe 111 outside the outer shell 102 is used to connect to a liquid source device. The spray head 112 is installed at one end of the liquid inlet pipe 111 located inside the inner shell 105. In this embodiment, the liquid source device is used to input high-pressure coating liquid into the liquid inlet pipe 111. The high-pressure coating liquid entering the liquid inlet pipe 111 is turned into fine droplets under the action of the spray head 112 and then sprayed onto the surface of the medicine, thereby further increasing the uniformity of the coating on the surface of the medicine.

[0042] In some embodiments, a discharge port is provided on the inner shell 105, and a valve 113 for opening or closing is installed at the discharge port; a blanking assembly 114 is installed at the bottom end of the outer shell 102, and the blanking assembly 114 communicates with the outer shell 102. In this embodiment, controllers are installed on both the valve 113 and the drive motor; a sensor is installed on the inner shell 105; the sensor is used to detect the position of the valve 113 and transmit the detected position signal to a remote control center electrically connected to the sensor; the remote control center is electrically connected to the controller. When the medicine in the inner shell 105 is completed with the coating process, after the remote control center receives the position signal of the inner shell 105 transmitted by the sensor and determines that the valve 113 has moved to a position corresponding to the blanking assembly 114, the remote control center controls the valve 113 to open through the controller, so that the medicine in the inner shell 105 can enter the blanking assembly 114; in this embodiment, the structures and functions of the sensor, the controller, and the remote control center are all prior arts, and the connection relationships and specific structures thereof will not be elaborated one by one here.

[0043] In some embodiments, the blanking assembly 114 includes a blanking pipe 115, a storage tank 116, and a sleeve 117. The blanking pipe 115 is installed at the bottom end of the outer shell 102, the storage tank 116 is installed at the bottom end of the blanking pipe 115, the sleeve 117 is installed on the blanking pipe 115, and a heating gap is formed between the sleeve 117 and the blanking pipe 115; a heating device for circulating and inputting a heating medium into the heating gap is installed on the sleeve 117. In this embodiment, the heating device is used to circulate and introduce heated high-temperature gas into the heating gap, so that the blanking pipe 115 can be heated and then dry the tablets falling into the storage tank 116 through the blanking pipe 115, thereby improving the stability and quality of the medicine by reducing the water content of the tablets; the heating device described in this embodiment is a commonly used heating device in the prior art, and the specific structure and function thereof will not be elaborated one by one here.

[0044] In some embodiments, an exhaust flow channel is provided on the blanking pipe 115, and the heating gap is communicated with the blanking pipe 115 through the exhaust flow channel. By providing the exhaust flow channel, the hot air flow entering the heating gap can be blown into the blanking pipe 115 through the exhaust flow channel, so that the hot air flow can directly contact the medicine and dry it, further increasing the drying effect and efficiency of the medicine.

[0045] In some embodiments, the exhaust flow channel is inclined towards the feed end of the blanking pipe 115. By arranging the exhaust flow channel to be inclined upwards, the hot air flow blown into the blanking pipe 115 through the exhaust flow channel can slow down the falling speed of the medicine while drying the medicine, thereby avoiding damage to the medicine caused by collision with the storage box 116 after the medicine falls into the storage box 116.

[0046] In some embodiments, exhaust holes 118 are provided on the outer shell 102. In this embodiment, a return air pipe and an intake air pipe are connected to the heating device. The intake air pipe is used to connect with the heating gap, and the return air pipe is used to connect with the exhaust holes 118, so that the heating device can cyclically input hot air flow into the blanking pipe 115; in this embodiment, a dehumidification box for removing water vapor in the cyclically transported hot air flow is installed on the exhaust port 118, and the return air pipe is connected to the exhaust holes 118 through the dehumidification box; the dehumidification box in this embodiment is a conventional dehumidification mechanism in the prior art, and its structure and function will not be elaborated one by one here.

[0047] In some embodiments, a pulling block 108 is installed on the protective cover 109. By providing the pulling block 108, it is convenient to open or close the protective cover 109.

[0048] Although the preferred embodiments of the present invention have been described, those skilled in the art can make additional changes and modifications once they know the basic creative concept. Therefore, the appended claims are intended to be construed to include the preferred embodiments as well as all changes and modifications falling within the scope of the present invention.

[0049] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be noted that any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A coating device with a drying function, comprising a support frame (101) and a housing (102) mounted on the support frame (101), characterized in that: It also includes a spray assembly (103), a disturbance assembly (104), and an inner shell (105) rotatably mounted on the outer shell (102), wherein a driving device (106) for driving the inner shell (105) to rotate is mounted on the outer shell (102); The spray assembly (103) is mounted on the outer shell (102) and is coaxially arranged with the outer shell (102); the spray assembly (103) is rotatably connected to the inner shell (105); the disturbance assembly (104) comprises an air outlet pipe (107) and a blower; the air outlet pipe (107) is obliquely mounted on the outer shell (102); the blower is connected to the air outlet pipe (107) and is used to extract external gas through the air outlet pipe (107) into the inner shell (105); A protective cover (109) is hingedly connected to the shell (102), and the spray assembly (103) is used to spray the coating material on the surface of the tablet.

2. The coating equipment with drying function according to claim 1, characterized in that: A baffle (110) is connected inside the housing (102), and the air outlet pipe (107) is mounted on the baffle (110).

3. The coating equipment with drying function according to claim 2, characterized in that: The baffle (110) is arranged to be inclined toward the inner shell (105).

4. The coating equipment with drying function according to claim 1, characterized in that: The spray assembly (103) comprises a liquid inlet pipe (111) and a spray head (112); one end of the liquid inlet pipe (111) passes through the outer shell (102) and the inner shell (105) and extends into the inner shell (105); one end of the liquid inlet pipe (111) located outside the outer shell (102) is used for connecting with a liquid source device; and the spray head (112) is installed on one end of the liquid inlet pipe (111) located inside the inner shell (105).

5. The coating equipment with drying function according to claim 1, characterized in that: The inner shell (105) is provided with a discharge port, and a valve (113) for opening or closing is installed at the discharge port; a discharge assembly (114) is installed at the bottom end of the outer shell (102), and the discharge assembly (114) is connected to the outer shell (102).

6. The coating equipment with drying function according to claim 5, characterized in that: The material discharge assembly (114) comprises a material discharge pipe (115), a material storage box (116) and a sleeve (117); the material discharge pipe (115) is installed at the bottom end of the outer shell (102); the material storage box (116) is installed at the bottom end of the material discharge pipe (115); the sleeve (117) is installed on the material discharge pipe (115); a heating gap is formed between the sleeve (117) and the material discharge pipe (115); and a heating device for circulating a heating medium into the heating gap is installed on the sleeve (117).

7. The coating equipment with drying function according to claim 6, characterized in that: The feed pipe (115) is provided with an exhaust flow channel, and the heating gap is connected to the feed pipe (115) through the exhaust flow channel.

8. The coating equipment with drying function according to claim 7, characterized in that: The exhaust flow channel is arranged to be inclined toward the feed end of the feed tube (115).

9. The coating equipment with drying function according to claim 8, characterized in that: The housing (102) is provided with an exhaust hole (118).

10. The coating equipment with drying function according to claim 8, characterized in that: A pull block (108) is installed on the protective cover (109).

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