Pharmaceutical powder circulating drying equipment

Abstract

The utility model discloses pharmaceutical powder circulating drying equipment, which relates to the technical field of pharmacy, and comprises a drying cylinder, a discharge port is arranged at the bottom of the drying cylinder, a support frame is welded on the surface of the drying cylinder, a feed port is arranged on the surface of the drying cylinder, a sealing cover is movably arranged on the surface of the feed port, and the sealing cover is arranged on the bottom of the drying cylinder. An observation opening is formed in the surface of the sealing cover, a handle is welded to the surface of one side of the sealing cover, an air heater is arranged at the top of the drying cylinder, an air feeder is fixedly connected to the bottom of the air heater, a conveying pipe is fixedly connected to the output end side of the air feeder, and a fixing plate is welded to the output end of the conveying pipe; a filter screen is fixedly installed on the surface of the fixing plate, and the other end of the air feeder is fixedly connected with a heat absorption pipe. The sealing cover is arranged to be matched with the observation opening, so that the sealing performance of the device is effectively enhanced, an operator can conveniently observe the condition in the cylinder, and the safety of the device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pharmaceuticals, in particular to a circulating drying device for pharmaceutical powders. Background Art

[0002] In the pharmaceutical industry, powders are mostly dried by drying methods. The method is to put the powder into a drying tunnel, heat the tunnel to a preset temperature by sending hot air, and the powder in the tunnel comes into contact with the hot air to achieve heat transfer, vaporize the moisture in the powder, and achieve the purpose of drying.

[0003] The Chinese patent publication number is CN215002683U, a pharmaceutical powder circulation drying equipment, the technical solution provided by the patent document is: when the existing device dries the powder, its drying is uneven and the drying efficiency is low; in addition, the hot air is easy to blow the powder away, resulting in serious waste of powder. It includes a hot air blower, an air duct is arranged above the hot air blower, a first connecting pipe is arranged above the air duct, a three-way pipe is arranged on one side of the first connecting pipe, a one-way valve is arranged on the side of the three-way pipe away from the first connecting pipe, a feeding hopper is arranged on one side of the one-way valve, a threaded cap is arranged above the three-way pipe, a feeding pipe is arranged on one side of the three-way pipe, a heat preservation drying box is arranged on the side of the feed pipe away from the three-way pipe, a support leg is arranged below the heat preservation drying box, a first support plate is arranged in the support leg, a driving motor is arranged above the first support plate, and a first pulley is arranged at the output end of the driving motor.

[0004] In order to solve the problems that the existing device dries powder unevenly and has low drying efficiency; in addition, hot air easily blows the powder away, causing serious waste of powder, the existing technology uses a one-way valve in conjunction with a connecting pipe and a hot air blower to handle it. However, it still results in cumbersome operation and inconvenient collection, which in turn causes inconvenience to the staff in operation and difficulty in collecting the dried powder. Utility Model Content

[0005] The purpose of the utility model is to provide a pharmaceutical powder circulation drying device to solve the problems raised in the above background technology.

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

[0007] A pharmaceutical powder circulation drying device comprises a drying cylinder, a discharge port is provided at the bottom of the drying cylinder, a support frame is welded on the surface of the drying cylinder, and a feed port is provided on the surface of the drying cylinder.

[0008] A sealing cover is movably installed on the surface of the feed port, an observation port is provided on the surface of the sealing cover, a handle is welded to the surface of one side of the sealing cover, a hot air blower is provided on the top of the drying cylinder, an air blower is fixedly connected to the bottom of the hot air blower, a conveying pipe is fixedly connected to the output end side of the air blower, a fixing plate is welded to the output end of the conveying pipe, a filter is fixedly installed on the surface of the fixing plate, and a heat absorption pipe is fixedly connected to the other end of the air blower.

[0009] A further improvement of the technical solution of the utility model is that a valve is fixedly installed on one side of the discharge port, anti-skid feet are welded to the bottom of the support frame, the valve controls whether the discharge port discharges material, and the support frame cooperates with the anti-skid feet to fix the drying cylinder.

[0010] A further improvement of the technical solution of the utility model is that a sealing ring is arranged between the sealing cover and the feed port, a glass window is fixedly installed on the surface of the observation port, the sealing ring improves the sealing performance of the drying cylinder, and the observation port observes the situation inside the cylinder through the glass window.

[0011] A further improvement of the technical solution of the utility model is that: the air supply fan is installed on the top surface of the drying cylinder, a pump is arranged inside the air supply fan, the output end of the heat absorption tube is connected to the pump, and a fixing plate is also installed at the input end of the heat absorption tube. The air supply fan cooperates with the heat absorption tube and the delivery tube through the pump to ensure that the cylinder can be circulated and dried.

[0012] A further improvement of the technical solution of the utility model is that the fixing plate is fixedly installed on the two side surfaces of the drying cylinder, the heat absorption pipe is aligned with the delivery pipe, and the fixing plate installs the heat absorption pipe and the delivery pipe on the surface of the drying cylinder.

[0013] A further improvement of the technical solution of the utility model is that a mounting groove is fixedly installed at the bottom of the support frame, arc-shaped slide rails are welded on both sides of the inner wall of the mounting groove, and the arc-shaped slide rails install the collection box in the mounting groove.

[0014] A further improvement of the technical solution of the utility model is that a collecting box is movably mounted on the surface of the arc-shaped slide rail, a handle is welded on the surface of the collecting box, the collecting box is movably mounted in the mounting groove, and the collecting box is used to collect dried medicinal powder.

[0015] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0016] 1. The utility model provides a circulating drying device for pharmaceutical powders. By arranging a hot air blower and an air blower, the air blower conveys the heat generated by the hot air blower to the drying cylinder through a conveying pipe to dry the medicinal powders in the cylinder, and then the remaining heat is conveyed back to the pump through a heat absorption pipe, and the pump conveys it to the air blower, so that the air blower can circulate and dry the medicinal powders in the cylinder, thereby ensuring that the device is easy to operate and energy-saving and efficient.

[0017] 2. The utility model provides a pharmaceutical powder circulating drying device, which effectively enhances the sealing performance of the device by providing a sealing cover in combination with an observation port, and facilitates the operator to observe the situation inside the cylinder, further improving the safety of the device.

[0018] 3. The utility model provides a circulating drying device for pharmaceutical powders. By setting a collecting box, the discharged medicinal powders can be quickly collected. The collecting box can be replaced by a mounting groove, an arc-shaped slide rail and a handle, thereby enhancing the collection efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view structural schematic diagram of the utility model;

[0020] Figure 2 It is a cross-sectional structural schematic diagram of the feed port of the utility model;

[0021] Figure 3 This is a schematic cross-sectional view of the hot air blower of the utility model;

[0022] Figure 4 For this utility model Figure 3 A magnified view of the structure at center;

[0023] Figure 5 It is a schematic diagram of the cross-sectional structure of the installation groove of the utility model.

[0024] In the figure: 1. drying cylinder; 11. discharge port; 12. support frame; 2. feed port; 21. sealing cover; 23. observation port; 24. handle; 3. hot air blower; 31. air blower; 32. conveying pipe; 33. fixing plate; 34. filter screen; 35. heat absorbing pipe; 4. mounting groove; 41. arc slide rail; 42. collection box; 43. pull handle. DETAILED DESCRIPTION

[0025] The present invention is further described in detail below in conjunction with the embodiments:

[0026] Example 1

[0027] like Figure 1-4As shown, the present embodiment provides a pharmaceutical powder circulating drying device, comprising a drying cylinder 1, a discharge port 11 is provided at the bottom of the drying cylinder 1, a support frame 12 is welded to the surface of the drying cylinder 1, a feed port 2 is provided on the surface of the drying cylinder 1, a sealing cover 21 is movably installed on the surface of the feed port 2, an observation port 23 is provided on the surface of the sealing cover 21, a handle 24 is welded to the surface of one side of the sealing cover 21, a hot air blower 3 is provided on the top of the drying cylinder 1, an air blower 31 is fixedly connected to the bottom of the hot air blower 3, a conveying pipe 32 is fixedly connected to the output end side of the air blower 31, a fixing plate 33 is welded to the output end of the conveying pipe 32, a filter screen 34 is fixedly installed on the surface of the fixing plate 33, a heat absorption pipe 35 is fixedly connected to the other end of the air blower 31, a valve is fixedly installed on one side of the discharge port 11, an anti-slip foot is welded to the bottom of the support frame 12, and the valve controls the discharge port 11 Whether to discharge, the support frame 12 is used to fix the drying cylinder 1 with the anti-slip support feet, a sealing ring is arranged between the sealing cover 21 and the feeding port 2, and a glass window is fixedly installed on the surface of the observation port 23. The sealing ring improves the sealing performance of the drying cylinder 1, and the observation port 23 observes the situation in the cylinder through the glass window. By arranging the hot air blower 3 and the air supply fan 31, the air supply fan 31 conveys the heat generated by the hot air blower 3 to the drying cylinder 1 through the conveying pipe 32, and dries the medicinal powder in the cylinder. Then the remaining heat is conveyed back to the pump through the heat absorption pipe 35, and the pump conveys it to the air supply fan 31, so that the air supply fan 31 can circulate and dry the medicinal powder in the cylinder, thereby ensuring that the device is easy to operate, energy-saving and efficient, and by arranging the sealing cover 21 and the observation port 23, the sealing performance of the device is effectively enhanced, and it is convenient for the operator to observe the situation in the cylinder, further improving the safety of the device.

[0028] Example 2

[0029] like Figure 5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the air supply fan 31 is installed on the top surface of the drying cylinder 1, a pump is arranged inside the air supply fan 31, the output end of the heat absorption tube 35 is connected to the pump, and a fixing plate 33 is also installed on the input end of the heat absorption tube 35. The air supply fan 31 cooperates with the heat absorption tube 35 and the delivery tube 32 through the pump to ensure that the cylinder can circulate and dry, the fixing plate 33 is fixedly installed on the two side surfaces of the drying cylinder 1, the heat absorption tube 35 is aligned with the delivery tube 32, and the fixing plate 33 installs the heat absorption tube 35 and the delivery tube 32 on the surface of the drying cylinder 1, and supports A mounting groove 4 is fixedly installed at the bottom of the support frame 12, and arc-shaped slide rails 41 are welded on both sides of the inner wall of the mounting groove 4. The arc-shaped slide rails 41 install the collecting box 42 in the mounting groove 4. The collecting box 42 is movably installed on the surface of the arc-shaped slide rail 41, and a handle 43 is welded on the surface of the collecting box 42. The collecting box 42 is movably installed in the mounting groove 4. The collecting box 42 is used to collect dried medicinal powder. By setting up the collecting box 42, the discharged medicinal powder can be quickly collected, and the collecting box 42 can be replaced in conjunction with the mounting groove 4, the arc-shaped slide rail 41 and the handle 43, thereby enhancing the collection efficiency of the device.

[0030] The following is a detailed description of the working principle of the pharmaceutical powder circulation drying equipment.

[0031] like Figure 1-5 As shown, when using the device, the user first opens the sealing cover 21 on the surface of the feed port 2 through the handle 24, then puts the medicinal powder to be dried into the drying cylinder 1, and then turns on the hot air blower 3 and the air blower 31. The air blower 31 conveys the heat generated by the hot air blower 3 to the drying cylinder 1 through the conveying pipe 32 to dry the medicinal powder in the cylinder. Then the remaining heat is conveyed back to the pump through the heat absorption pipe 35, and the pump conveys it to the air blower 31, so that the air blower 31 can circulate and dry the medicinal powder in the cylinder, thereby ensuring that the device is easy to operate and energy-saving and efficient. Finally, the valve of the discharge port 11 is opened to allow the discharge port 11 to discharge the dried medicinal powder into the cylinder, which is collected by the collection box 42.

[0032] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A pharmaceutical powder circulation drying device, comprising a drying cylinder (1), characterized in that: The bottom of the drying cylinder (1) is provided with a discharge port (11), the surface of the drying cylinder (1) is welded with a support frame (12), and the surface of the drying cylinder (1) is provided with a feed port (2); A sealing cover (21) is movably mounted on the surface of the feed port (2), an observation port (23) is arranged on the surface of the sealing cover (21), a handle (24) is welded to one side surface of the sealing cover (21), a hot air blower (3) is arranged on the top of the drying cylinder (1), a blower (31) is fixedly connected to the bottom of the hot air blower (3), a delivery pipe (32) is fixedly connected to the output end side of the blower (31), a fixing plate (33) is welded to the output end of the delivery pipe (32), a filter screen (34) is fixedly mounted on the surface of the fixing plate (33), and a heat absorption pipe (35) is fixedly connected to the other end of the blower (31).

2. The pharmaceutical powder circulation drying equipment according to claim 1, characterized in that: A valve is fixedly mounted on one side of the discharge port (11), and anti-slip feet are welded to the bottom of the support frame (12).

3. The pharmaceutical powder circulation drying equipment according to claim 1, characterized in that: A sealing ring is provided between the sealing cover (21) and the feed port (2), and a glass window is fixedly mounted on the surface of the observation port (23).

4. The pharmaceutical powder circulation drying equipment according to claim 1, characterized in that: The air blower (31) is installed on the top surface of the drying cylinder (1), a pump is arranged inside the air blower (31), the output end of the heat absorption pipe (35) is connected to the pump, and a fixing plate (33) is also installed at the input end of the heat absorption pipe (35).

5. The pharmaceutical powder circulation drying equipment according to claim 4, characterized in that: The fixing plate (33) is fixedly mounted on the two side surfaces of the drying cylinder (1), and the heat absorption pipe (35) is aligned with the conveying pipe (32).

6. The pharmaceutical powder circulation drying equipment according to claim 1, characterized in that: A mounting groove (4) is fixedly mounted on the bottom of the support frame (12), and arc-shaped slide rails (41) are welded on both sides of the inner wall of the mounting groove (4).

7. The pharmaceutical powder circulation drying equipment according to claim 6, characterized in that: A collection box (42) is movably mounted on the surface of the arc-shaped slide rail (41), a pull handle (43) is welded on the surface of the collection box (42), and the collection box (42) is movably mounted in the mounting groove (4).

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