CN113058306B

CN113058306B - Traditional chinese medicine liquid medicine filter equipment

Info

Publication number: CN113058306B
Application number: CN202110306337.5A
Authority: CN
Inventors: 胡娟娟; 夏瀛; 王韵
Original assignee: Chongqing Medical and Pharmaceutical College
Current assignee: Chongqing Medical and Pharmaceutical College
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2022-06-07
Anticipated expiration: 2041-03-23
Also published as: CN113058306A

Abstract

The invention belongs to the technical field of traditional Chinese medicine liquid preparation, and provides a traditional Chinese medicine liquid filtering device, which comprises: a collecting tank for collecting the filtered Chinese medicinal liquid; the filter tank is arranged in the collecting tank and comprises two fan-shaped end plates which are oppositely arranged along the longitudinal direction and a circular arc-shaped filter plate which connects the lower ends of the two end plates into a whole; the rotating shaft is transversely and rotatably arranged on the wall of the collecting tank and is fixedly connected with the end plate; the driving device is arranged on the collecting tank and is used for driving the rotating shaft to swing in a reciprocating manner; two air supply covers are arranged in the collecting tank, are respectively positioned at two ends of the filter plate and are provided with air inlets and air outlets, the air outlets are close to the filter plate and are matched with the filter plate, and the air outlet direction of the air outlets is upward; and the air inlet pipe is arranged in one-to-one correspondence with the air supply cover, and one end of the air inlet pipe is communicated with the air inlet and the other end of the air inlet pipe is communicated with the air source. The invention improves the filtering efficiency of the traditional Chinese medicine liquid and reduces the time for preparing the traditional Chinese medicine liquid with proper temperature.

Description

Traditional chinese medicine liquid medicine filter equipment

Technical Field

The invention relates to the technical field of traditional Chinese medicine liquid preparation, in particular to a traditional Chinese medicine liquid filtering device.

Background

In the process of preparing the traditional Chinese medicine liquid in a laboratory, the traditional Chinese medicine liquid needs to be filtered, and the traditional Chinese medicine filtering device for production is not available for the laboratory. What is commonly used in laboratory at present is that metal filter screen or gauze filter, because the dregs of a decoction can block the mesh of filter screen to reduce filtration efficiency. Moreover, the traditional Chinese medicine liquid obtained after filtering is naturally cooled for a long time, and finally, the time for preparing the traditional Chinese medicine liquid with proper temperature is increased.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a traditional Chinese medicine liquid filtering device to improve the filtering efficiency of traditional Chinese medicine liquid and enable the traditional Chinese medicine liquid to be cooled in the filtering process, thereby reducing the time for preparing the traditional Chinese medicine liquid with proper temperature.

In order to achieve the above object, the present invention provides a filtering apparatus for a liquid medicine of traditional Chinese medicine, comprising:

the collecting tank is used for collecting the filtered traditional Chinese medicine liquid, the upper part of the collecting tank is arranged with an opening, and the bottom of the collecting tank is provided with a liquid outlet;

the filter tank is arranged in the collecting tank and comprises two fan-shaped end plates which are oppositely arranged along the longitudinal direction and a circular arc-shaped filter plate which connects the lower ends of the two end plates into a whole;

the rotating shaft is transversely and rotatably arranged on the wall of the collecting tank and is fixedly connected with the end plate;

the driving device is arranged on the collecting tank and is used for driving the rotating shaft to swing in a reciprocating manner;

the air supply covers are arranged in the collecting tank, the two air supply covers are respectively positioned at two ends of the filter plate, each air supply cover is provided with an air inlet and an air outlet, the air outlets are close to the filter plate and are matched with the filter plate, and the air outlet direction of the air outlets is upward; and

and the air inlet pipe is arranged in one-to-one correspondence with the air supply cover, one end of the air inlet pipe is communicated with the air inlet, and the other end of the air inlet pipe is communicated with an air source.

Further, still include:

the electromagnetic valves are respectively arranged on each air inlet pipe and are used for controlling the on-off of the air inlet pipes;

the two proximity sensors are respectively positioned at two ends of one end plate, and alternately output signals in the process that the driving device drives the rotating shaft to rotate so as to enable the filter tank to swing back and forth; and

a controller electrically connected with the solenoid valve and the proximity sensor.

Further, a liquid outlet is formed in the bottom of the air supply cover and communicated with a liquid discharge pipe, and the liquid discharge pipe is located in the collecting tank.

Furthermore, the air inlet pipe comprises a first straight pipe with one end being a blind end and a connecting pipe for communicating the one end of the first straight pipe with the air inlet, and the electromagnetic valve is arranged at the other end of the first straight pipe; still include the control assembly that is used for controlling the outage of fluid-discharge tube, control assembly includes:

a first piston that slides in the first straight tube so as to be sealed with the first straight tube, that can slide to a position where the first straight tube communicates with the connection tube, that separates the first straight tube from the connection tube, and that can slide to a position where the first straight tube communicates with the connection tube;

a permanent magnet embedded in the first piston;

the sliding ring is sleeved outside the first straight pipe, generates magnetic attraction with the permanent magnet and slides outside the first straight pipe along with the movement of the first piston;

the pressure spring is arranged in the first straight pipe, one end of the pressure spring is abutted with the blind end of the first straight pipe, and the other end of the pressure spring is abutted with the first piston;

the second straight pipe is arranged in parallel with the first straight pipe, one end of the second straight pipe is a blind end, and the blind end of the second straight pipe is communicated with the liquid discharge pipe;

a second piston that slides in the second straight pipe so as to be sealed from the second straight pipe, and that can slide to a position where the second straight pipe communicates with the drain pipe and blocks the second straight pipe from the drain pipe; and

and the first connecting rod is L-shaped, one end of the first connecting rod is fixedly connected with the sliding ring, and the other end of the first connecting rod extends into the second straight pipe and is fixedly connected with the second piston.

Furthermore, the air supply cover is provided with a first wall distributed along the vertical direction and a second wall distributed along the horizontal direction, the air inlet is formed in the first wall, the liquid discharge port is formed in the second wall, and the connecting pipe is a 90-degree bent pipe

Further, the control assembly further includes a connection assembly, the connection assembly including:

the first connecting sleeve is sleeved on the blind end of the first straight pipe and is fixedly connected with the first straight pipe;

the second connecting sleeve is sleeved at the opening end of the second straight pipe and is fixedly connected with the second straight pipe; and

and two ends of the second connecting rod are fixedly connected with the first connecting sleeve and the second connecting sleeve respectively.

Further, the rotation shaft includes:

one end of the first shaft section is rotatably connected with the groove wall of the collecting groove, and the other end of the first shaft section is provided with a sliding block which slides along the extending direction of the first shaft section;

a lifting part which is arranged at the other end of the first shaft section and is provided with an open placing groove; and

one end of the second shaft section is fixedly connected with the end plate, and the other end of the second shaft section can be embedded into the placing groove;

the slider may be slid to a position to catch the other end of the second shaft section to restrict the other end of the second shaft section from moving in a direction away from the open end of the placement groove.

The invention has the beneficial effects that: according to the traditional Chinese medicine liquid filtering device provided by the invention, the air supply cover blows air to the swinging filtering tank, so that medicine residues blocked in the filtering holes at the bottom and near the two sides of the bottom of the filtering tank are blown out of the filtering holes, and the filtering efficiency of the traditional Chinese medicine liquid is improved. In addition, in the process, the traditional Chinese medicine liquid is also cooled at the same time, so that the time for preparing the traditional Chinese medicine liquid with proper temperature is reduced.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a perspective view of a Chinese medicine liquid filtering device according to an embodiment of the present invention;

FIG. 2 is a longitudinal cross-sectional view of FIG. 1;

FIG. 3 is a perspective view of the filter tank;

FIG. 4 is an enlarged view of portion A of FIG. 2;

FIG. 5 is an enlarged view of the portion B of FIG. 2;

FIG. 6 is a perspective view of the spindle;

reference numerals:

10. collecting tank; 11. a liquid outlet; 12. a proximity sensor; 20. a filter tank; 21. an end plate; 22. a filter plate; 30. a rotating shaft; 31. a first shaft section; 311. an open slot; 312. a slider; 313. a deflector rod; 32. a lifting part; 33. a second shaft section; 40. a motor; 50. an air supply cover; 51. an air inlet; 52. an air outlet; 53. a liquid discharge port; 54. a liquid discharge pipe; 60. an air inlet pipe; 61. an electromagnetic valve; 62. a first straight pipe; 63. a connecting pipe; 70. a control component; 71. a first piston; 72. a permanent magnet; 73. a slip ring; 74. a pressure spring; 75. a second straight pipe; 76. a second piston; 77. a first link; 78. a connecting assembly; 781. a first connecting sleeve; 782. a second connecting sleeve; 783. a second link.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 6, the present embodiment provides a filtering apparatus for traditional Chinese medicine liquid, which includes a collecting tank 10, a filtering tank 20, a rotating shaft 30, a driving device, a blower cover 50, an air inlet pipe 60 and an air source.

The collecting tank 10 is used for collecting the filtered traditional Chinese medicine liquid, the upper part of the collecting tank 10 is open, and the bottom of the collecting tank 10 is provided with a liquid outlet 11.

The filter tank 20 is arranged in the collecting tank 10, the filter tank 20 comprises two fan-shaped end plates 21 which are oppositely arranged along the longitudinal direction and a circular arc-shaped filter plate 22 which connects the lower ends of the two end plates 21 into a whole, the angle of the fan-shaped end plates 21 is preferably 120 degrees to 180 degrees, and a plurality of filter holes are uniformly distributed on the filter plate 22.

The rotating shaft 30 is transversely and rotatably arranged on the wall of the collecting tank 10, the rotating shaft 30 is fixedly connected with the end plate 21, and the filtering tank 20 is rotatably arranged in the collecting tank 10 through the rotating shaft 30. The rotating shaft 30 may be one, and a single rotating shaft 30 may be fixedly connected to the two end plates 21, or may be fixedly connected to only one of the end plates 21. The number of the rotating shafts 30 can also be two, in which case, two rotating shafts 30 are fixedly connected with one end plate 21 respectively, and the two rotating shafts 30 are kept coaxial.

The driving device is arranged on the collecting tank 10 and used for driving the rotating shaft 30 to swing back and forth. The drive means comprises a motor 40, the motor 40 preferably being a servo motor 40.

Two blower hoods 50 are fixed in the collecting tank 10, and the two blower hoods 50 are respectively located at both ends of the filter plate 22 and outside the filter plate 22. The air supply cover 50 is provided with an air inlet 51 and an air outlet 52, the air outlet 52 is close to the filter plate 22 and is matched with the filter plate 22, the air supply cover 50 is arranged in an upward inclined mode, and the air outlet direction of the air outlet 52 is upward.

The air inlet pipe 60 is arranged corresponding to the air supply hood 50, one end of the air inlet pipe 60 is communicated with the air inlet 51, and the other end of the air inlet pipe 60 is communicated with an air source (not shown in the figure), which may be a fan or an air storage tank.

In this embodiment, the decocted traditional Chinese medicine liquid with a higher temperature is poured into the filter tank 20, after a period of time, after the filter holes are blocked by the dregs at the middle lower part of the filter tank 20, the driving device is started, the driving device drives the rotating shaft 30 to swing back and forth, and in the swinging process, the dregs blocked by the filter holes at the bottom of the filter tank and at the areas near the two sides of the bottom are blown out of the corresponding filter holes under the action of the wind power sent out by the two wind hoods 50, so that the filtering efficiency of the traditional Chinese medicine liquid is improved. In addition, in the process, the traditional Chinese medicine liquid is also cooled at the same time, so that the time for preparing the traditional Chinese medicine liquid with proper temperature is reduced.

In one embodiment, a solenoid valve 61, a proximity sensor 12, and a controller (not shown in the figures) are also included. Each air inlet pipe 60 is provided with an electromagnetic valve 61, and the electromagnetic valves 61 are used for controlling the on-off of the air inlet pipes 60. Two proximity sensors 12 are oppositely arranged on the wall of the collecting tank 10, the two proximity sensors 12 are respectively positioned at two ends of one end plate 21, and the two proximity sensors 12 alternately output signals in the process that the driving device drives the rotating shaft 30 to rotate so as to enable the filter tank 20 to swing back and forth. A controller, preferably a PLC, is electrically connected to the solenoid valve 61 and the proximity sensor 12, preferably also to the motor 40. In the process of the back-and-forth swing of the filter tank 20, whether the filter tank 20 passes through is detected through the two proximity sensors 12, so that a signal is output to the controller, and the controller controls the corresponding electromagnetic valve 61 to work, so that the air inlet pipe 60 corresponding to the lifted end of the filter tank 20 is enabled to intake air, and the air inlet pipe 60 corresponding to the lowered end of the filter tank 20 is enabled to stop intake air. The purpose of this is that the area of the filter plate 22 facing the blower housing 50 at the raised end of the filter tank 20 is substantially above the liquid level of the medical fluid in the filter tank 20, so that the wind from the blower housing 50 can pass through the filter holes in the filter plate 22 and blow away the medical residue in the filter holes, and the end of the filter tank 20 that descends will be below the liquid level, and the wind from the blower housing 50 will rather block the medical fluid from flowing out of the filter holes in this area, so that the end of the filter tank 20 that descends will not need to supply air at this time.

In one embodiment, the bottom of the blower housing 50 is provided with a drain port 53, the drain port 53 is communicated with a drain pipe 54, and the drain pipe 54 is positioned in the collecting tank 10. In the process of the back-and-forth swing of the filter tank 20, the liquid medicine is gradually accumulated in the air supply hood 50 and is discharged into the collecting tank 10 through the liquid discharge pipe 54, so that the normal work of the air supply hood 50 is ensured.

In one embodiment, the air inlet pipe 60 includes a first straight pipe 62 having a blind end at one end and a connecting pipe 63 for connecting the one end of the first straight pipe 62 with the air inlet 51, and the solenoid valve 61 is disposed at the other end of the first straight pipe 62. The control assembly 70 is used for controlling the on-off of the liquid discharge pipe 54, and the control assembly 70 comprises a first piston 71, a permanent magnet 72, a sliding ring 73, a pressure spring 74, a second straight pipe 75, a second piston 76 and a first connecting rod 77.

The first piston 71 is slidable in the first straight pipe 62 so as to be sealed with the first straight pipe 62, the first piston 71 is slidable to a position where the first straight pipe 62 communicates with the connection pipe 63 and blocks the first straight pipe 62 from the connection pipe 63, the first piston 71 is also slidable to a position where the first straight pipe 62 communicates with the connection pipe 63, and the permanent magnet 72 is embedded in the first piston 71.

The sliding ring 73 is sleeved outside the first straight pipe 62, the sliding ring 73 is made of soft magnetic material, so that magnetic attraction is generated between the sliding ring 73 and the permanent magnet 72, and the sliding ring 73 slides outside the first straight pipe 62 along with the movement of the first piston 71.

A compression spring 74 is provided in the first straight pipe 62, and one end of the compression spring 74 abuts against the blind end of the first straight pipe 62 and the other end abuts against the first piston 71.

The second straight pipe 75 is arranged in parallel with the first straight pipe 62, one end of the second straight pipe 75 is a blind end, and the blind end of the second straight pipe 75 is communicated with the liquid discharge pipe 54.

The second piston 76 is slidable in the second straight pipe 75 so as to be sealed with the second straight pipe 75, and the second piston 76 is slidable to a position where the second straight pipe 75 communicates with the drain pipe 54, and can block the second straight pipe 75 and the drain pipe 54.

The first connecting rod 77 is L-shaped, one end of the first connecting rod 77 is fixedly connected with the sliding ring 73, and the other end thereof extends into the second straight tube 75 and is fixedly connected with the second piston 76.

In this embodiment, when the electromagnetic valve 61 is opened, that is, when the air is supplied to the air inlet pipe 60, the air in the air inlet pipe 60 pushes the first piston 71 towards the blind end of the first straight pipe 62, in this process, the pressure spring 74 is pressed, and due to the magnetic force between the first piston 71 and the sliding ring 73, the slider 312 moves towards the blind end of the first straight pipe 62 outside the first straight pipe 62, and under the action of the first connecting rod 77, the sliding ring 73 carries the second piston 76 to move together, so that when the first piston 71 moves to a position where the first straight pipe 62 is communicated with the connecting pipe 63, the second piston 76 just moves to a position where the second straight pipe 75 is blocked from the liquid discharge pipe 54, so that the air supplied into the air supply hood 50 does not overflow from the liquid discharge port 53 on the air supply hood 50, and it is ensured that the air supplied from the air supply hood 50 can effectively blow away the medicine residues blocked in the filter hole. When the solenoid valve 61 is turned off, the first piston 71 is pushed back to the initial position by the compression spring 74, and at this time, the first piston 71 blocks the first straight pipe 62 and the connection pipe 63, and at this time, the second piston 76 communicates the second straight pipe 75 and the discharge pipe 54, and the chemical liquid accumulated in the blower cover 50 can be discharged.

In one embodiment, the blower housing 50 has a first wall extending in a vertical direction and a second wall extending in a horizontal direction, the air inlet 51 is formed on the first wall, the liquid outlet 53 is formed on the second wall, and the connection pipe 63 is a 90 ° elbow pipe. This arrangement facilitates the installation of the connection pipe 63 and the drain pipe 54.

In one embodiment, the control assembly 70 further includes a connecting assembly 78, and the connecting assembly 78 includes a first connecting sleeve 781, a second connecting sleeve 782 and a second connecting rod 783. The first connecting sleeve 781 is sleeved on the blind end of the first straight pipe 62 and is fixedly connected with the first straight pipe 62. The second connection sleeve 782 is sleeved on the opening end of the second straight pipe 75 and is fixedly connected with the second straight pipe 75. Two ends of the second connecting rod 783 are fixedly connected with the first connecting sleeve 781 and the second connecting sleeve 782 respectively. The first straight pipe 62 and the second straight pipe 75 are connected into a whole through the connecting assembly 78, so that the second piston 76 can be smoothly driven to move together in the moving process of the sliding ring 73.

In one embodiment, the shaft 30 includes a first shaft section 31, a lift 32, and a second shaft section 33. One end of the first shaft section 31 is rotatably connected with a groove wall of the collecting groove 10, the other end of the first shaft section 31 is provided with an open groove 311, a sliding block 312 is arranged in the open groove 311 in a sliding manner, preferably, the length of the open groove 311 is the same as that of the sliding block 312, and the cross section of the sliding block 312 is matched with that of the open groove 311, so that when the sliding block 312 does not slide out of the open groove 311, the first shaft section 31 is of a whole cylindrical structure, and the appearance is attractive. A lever 313 is preferably provided on the slider 312 to facilitate the shifting of the slider 312.

A lifting portion 32 is integrally provided at the other end of the first shaft section 31, and has a placement groove opened upward. One end of the second shaft section 33 is fixedly connected to the end plate 21, and the other end of the second shaft section 33 can be inserted into the placement groove. The slider 312 may slide to a position to catch the other end of the second shaft section 33 to restrict the other end of the second shaft section 33 from moving in a direction away from the open end of the placement slot.

In this embodiment, after the second shaft section 33 is placed in the placing groove, the sliding block 312 slides out a distance, so that the sliding block 312 blocks the second shaft section 33, and when the rotating shaft 30 swings back and forth, the second shaft section 33 is not separated from the first shaft section 31. After the liquid medicine is filtered, the slider 312 is pushed back into the open groove 311, and then the filter tank 20 is moved upward to separate the second shaft section 33 from the placement tank, so that the filter tank 20 can be removed for cleaning.

In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A traditional Chinese medicine liquid filtering device is characterized in that: the method comprises the following steps:

2. The Chinese medicinal liquid filtering device according to claim 1, wherein: further comprising:

3. The Chinese medicinal liquid filtering device according to claim 2, wherein: the bottom of the air supply cover is provided with a liquid outlet which is communicated with a liquid discharge pipe, and the liquid discharge pipe is positioned in the collecting tank.

4. The Chinese medicinal liquid filtering device according to claim 3, wherein: the air inlet pipe comprises a first straight pipe with one blind end and a connecting pipe for communicating one end of the first straight pipe with the air inlet, and the electromagnetic valve is arranged at the other end of the first straight pipe; still include the control assembly that is used for controlling the outage of fluid-discharge tube, control assembly includes:

a permanent magnet embedded in the first piston;

a second piston that is slidable in the second straight pipe so as to be sealed with the second straight pipe, and that is slidable to a position where the second straight pipe communicates with the drain pipe, and that partitions the second straight pipe and the drain pipe; and

5. The Chinese medicinal liquid filtering device according to claim 4, wherein: the air supply cover is provided with a first wall distributed along the vertical direction and a second wall distributed along the horizontal direction, the air inlet is formed in the first wall, the liquid discharge port is formed in the second wall, and the connecting pipe is a 90-degree bent pipe.

6. The Chinese medicinal liquid filtering device according to claim 5, wherein: the control assembly further includes a connection assembly, the connection assembly including:

7. The filtering device for Chinese medicinal liquid according to claim 1, wherein: the pivot includes:

the slider may be slidable to a position to catch the other end of the second shaft section to restrict the other end of the second shaft section from moving in a direction away from the open end of the placement slot.