Liquid medicine suction filtration device for traditional Chinese medicine inspection

Abstract

The utility model relates to the technical field of traditional Chinese medicine inspection equipment, in particular to a liquid medicine suction filtration device for traditional Chinese medicine inspection. According to the technical scheme, the device comprises an inspection box, a bearing block and a servo motor are fixedly installed on the left inner wall and the right inner wall of the inspection box respectively, the output end of the servo motor is fixedly connected with a two-way lead screw, and the end, away from the servo motor, of the two-way lead screw is rotationally connected with the bearing block; the periphery of the bidirectional screw rod and the guide rod is symmetrically and slidably sleeved with two moving plates, the opposite sides of the two moving plates are fixedly connected with a plurality of springs, the ends, away from the moving plates, of the springs are jointly and fixedly connected with a clamping plate, a positioning groove is formed in the inner wall of the bottom of the inspection box, and a conical flask is placed on the positioning groove. And a piston cover movably sleeves the inner ring of the top end of the conical flask. The conical flask clamping device can automatically clamp, fix and loosen a conical flask, is simple and convenient to use, and avoids damage to the outer surface of the conical flask during clamping.

Description

Technical Field

[0001] The utility model relates to the technical field of traditional Chinese medicine testing equipment, in particular to a drug liquid filtration device for traditional Chinese medicine testing. Background Art

[0002] The liquid filtration device for Chinese medicine inspection is mainly a kind of extraction and filtration device for liquid filtration of Chinese medicine, which is convenient for the laboratory to detect the components of Chinese medicine. When using the existing liquid filtration device for Chinese medicine inspection, the user places the device in a designated position, then puts the Chinese medicinal materials into the barrel, and then uses a vacuum pump to evacuate the conical bottle to put it in a vacuum state, thereby ensuring the entry of the medicinal liquid.

[0003] In the prior art, patent number: CN211912966U discloses a liquid filtration device for testing traditional Chinese medicine, comprising a frame, a conical flask is arranged at one end of the inner side of the frame, a fixing block is symmetrically arranged on the outer side of the conical flask, a mounting frame is fixed on one side surface of the fixing block, a mounting rod passes through the inner side of the mounting frame, clamping blocks are symmetrically fixed on both sides of one end of the mounting rod, and clamping holes are symmetrically opened on both sides of the mounting frame; the utility model adopts a designed fixing block, and the fixing block can be adjusted to any position on the mounting rod, so as to quickly adjust the placement of conical flasks of different specifications and sizes, and the clamping block is clamped in the clamping hole through the designed clamping block, so as to ensure that the mounting frame can slide and adjust the position on the surface of the mounting rod, and the two fixing blocks are connected together by the designed connecting column.

[0004] Although the above-mentioned Chinese medicine liquid filtration device can achieve the effect of Chinese medicine liquid filtration through the settings of the frame and the fixed block, it still has the following shortcomings in practical applications: when clamping the conical flask, it needs to be manually adjusted and clamped, which is more troublesome to use. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and proposes a liquid filtration device for traditional Chinese medicine inspection.

[0006] To achieve this purpose, the utility model adopts the following technical scheme: a liquid filtration device for testing traditional Chinese medicine, comprising a test box, on the left and right inner walls of the test box are respectively fixedly mounted bearing blocks and servo motors, the output end of the servo motor is fixedly connected with a bidirectional screw rod, and the end of the bidirectional screw rod away from the servo motor is rotatably connected to the bearing block, the left and right inner walls of the test box are commonly fixedly connected with a guide rod, the bidirectional screw rod and the outer symmetrical sliding sleeve of the guide rod are provided with two movable plates, the two movable plates are fixedly connected on the opposite sides thereof with a plurality of springs, and the ends of the plurality of springs away from the movable plates are commonly fixedly connected with a clamping plate, a positioning groove is provided on the bottom inner wall of the test box, a conical flask is placed on the positioning groove, a piston cover is provided on the top inner ring movable sleeve of the conical flask, a barrel assembly is fixedly mounted on the top of the test box, and a vacuum assembly is fixedly mounted on the bottom inner wall of the test box for extracting the interior of the conical flask into a vacuum environment.

[0007] Preferably, the barrel assembly comprises a liquid barrel fixedly mounted on the top of the inspection box, and a top cover is hinged on the top of the liquid barrel.

[0008] Preferably, a liquid inlet pipe is fixedly inserted into the bottom wall of the liquid cylinder, and the liquid inlet pipe passes through the top wall and the piston cover of the inspection box and extends to the interior of the conical flask.

[0009] Preferably, the vacuum assembly includes a vacuum pump fixedly mounted on the bottom inner wall of the inspection box, the output end of the vacuum pump is fixedly connected to a vacuum pipe, the end of the vacuum pipe away from the vacuum pump passes through the piston cover and extends to the interior of the conical flask.

[0010] Preferably, arc-shaped grooves are provided on the opposite sides of the clamping plates, and rubber pads are fixedly installed on the inner sides of the arc-shaped grooves.

[0011] Preferably, the movable plate is provided with threaded holes and sliding holes, which match the bidirectional screw rod and the guide rod respectively.

[0012] Preferably, a door is hinged on the front of the inspection box, and an inner ring fixed sleeve of the door is provided with an observation window.

[0013] The beneficial effects of the utility model are as follows: when using the device, the box door is opened to place the conical flask on the positioning groove, and the servo motor is started to drive the bidirectional screw rod to rotate on the bearing block, thereby driving the two moving plates to synchronously slide toward each other on the periphery of the bidirectional screw rod and the guide rod, and the moving plates drive the clamping plates to move toward each other through multiple springs until the rubber pads in the arc grooves of the two clamping plates abut against the conical flask, and the multiple springs are deformed, and the clamping plates can be firmly pressed against the multiple springs, so that the two clamping plates clamp and fix the conical flask; when the filtration is completed, the servo motor is started in the reverse direction to loosen the two clamping plates, and the conical flask can be taken out, so that the device can not only automatically clamp, fix and loosen the conical flask, but is also simple and convenient to use, and also avoids damage to the outer surface of the conical flask during clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front view schematic diagram of the overall structure of an embodiment of a liquid filtration device for testing traditional Chinese medicines of the utility model;

[0015] Figure 2 It is a front cutaway schematic diagram of the overall structure of an embodiment of a liquid filtration device for testing traditional Chinese medicines of the utility model;

[0016] Figure 3 It is a side cutaway schematic diagram of the overall structure of an embodiment of a liquid filtration device for testing traditional Chinese medicines of the utility model;

[0017] Figure 4 The utility model is a top cutaway schematic diagram of the overall structure of an embodiment of a liquid filtration device for testing traditional Chinese medicine.

[0018] Figure numerals: 1. inspection box; 2. bearing block; 3. servo motor; 4. bidirectional screw; 5. guide rod; 6. moving plate; 7. spring; 8. clamping plate; 9. positioning groove; 10. conical flask; 11. piston cover; 12. liquid inlet pipe; 13. exhaust pipe; 14. vacuum pump; 15. liquid cylinder; 16. top cover; 17. box door; 18. observation window. DETAILED DESCRIPTION

[0019] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0020] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" 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 or an electrical connection; 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 present invention can be understood according to specific circumstances.

[0021] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0022] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning. Embodiment 1

[0023] like Figure 1-4 As shown, the utility model proposes a liquid filtration device for testing traditional Chinese medicine, comprising a test box 1, on the left and right inner walls of the test box 1 are respectively fixedly mounted bearing blocks 2 and servo motors 3, the output end of the servo motor 3 is fixedly connected with a bidirectional screw rod 4, and the end of the bidirectional screw rod 4 away from the servo motor 3 is rotatably connected to the bearing block 2, the left and right inner walls of the test box 1 are commonly fixedly connected with guide rods 5, the outer symmetrical sliding sleeves of the bidirectional screw rods 4 and the guide rods 5 are provided with two movable plates 6, the two movable plates 6 are fixedly connected on the opposite sides thereof with a plurality of springs 7, and the ends of the plurality of springs 7 away from the movable plates 6 are commonly fixedly connected with a clamping plate 8, a positioning groove 9 is provided on the bottom inner wall of the test box 1, a conical flask 10 is placed on the positioning groove 9, a piston cover 11 is provided on the top inner ring movable sleeve of the conical flask 10, a barrel assembly is fixedly mounted on the top of the test box 1, and a vacuum assembly is fixedly mounted on the bottom inner wall of the test box 1 for extracting the interior of the conical flask 10 into a vacuum environment.

[0024] In this embodiment: the barrel assembly includes a liquid barrel 15 fixedly mounted on the top of the inspection box 1, and a top cover 16 is hinged on the top of the liquid barrel 15. Through this arrangement, the Chinese medicine liquid can be poured into the liquid barrel 15 by opening the top cover 16; the bottom wall of the liquid barrel 15 is fixedly plugged with a liquid inlet pipe 12, which passes through the top wall and the piston cover 11 of the inspection box 1 and extends to the interior of the conical flask 10. Through this arrangement, the medicine in the liquid barrel 15 can enter the conical flask 10 through the liquid inlet pipe 12; the vacuum assembly includes a vacuum pump 14 fixedly mounted on the inner wall of the bottom of the inspection box 1, and the output end of the vacuum pump 14 is fixedly connected to an exhaust pipe 13, and the end of the exhaust pipe 13 away from the vacuum pump 14 passes through the piston cover 11 and extends to the interior of the conical flask 10. Through this arrangement, starting the vacuum pump 14 can draw the conical flask 10 into a vacuum state through the exhaust pipe 13. Embodiment 2

[0025] like Figure 1-4 As shown, the utility model proposes a liquid filtration device for testing traditional Chinese medicine. Compared with the first embodiment, arc grooves are provided on the opposite sides of the clamping plate 8, and rubber pads are fixedly installed on the inner sides of the arc grooves. Through this arrangement, the clamping plate 8 can flexibly contact with the conical flask 10 through the rubber pads; threaded holes and sliding holes are provided on the movable plate 6, and they are matched with the bidirectional screw rod 4 and the guide rod 5 respectively. Through this arrangement, the movable plate 6 can slide more smoothly on the periphery of the bidirectional screw rod 4 and the guide rod 5; a box door 17 is hinged on the front side of the inspection box 1, and an observation window 18 is fixedly provided on the inner ring of the box door 17. Through this arrangement, the filtration situation of the liquid medicine in the conical flask 10 can be observed through the observation window 18.

[0026] Working principle: When using this device, open the box door 17 and place the conical flask 10 on the positioning groove 9, start the servo motor 3 to drive the bidirectional screw 4 to rotate on the bearing block 2, thereby driving the two movable plates 6 to slide synchronously toward each other on the periphery of the bidirectional screw 4 and the guide rod 5, and the movable plates 6 drive the clamping plates 8 to move toward each other through multiple springs 7 until the rubber pads in the arc grooves of the two clamping plates 8 are flexibly abutted against the conical flask 10, and the multiple springs 7 are deformed, and the clamping plates 8 can be firmly abutted against the multiple springs 7, so that the two clamping plates 8 clamp and fix the conical flask 10. When the filtration is completed, start the servo motor 3 in the reverse direction to loosen the two clamping plates 8 and take out the conical flask 10.

[0027] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A liquid filtration device for testing traditional Chinese medicine, comprising a test box (1), characterized in that: A bearing block (2) and a servo motor (3) are fixedly mounted on the left and right inner walls of the inspection box (1), respectively; a bidirectional screw rod (4) is fixedly connected to the output end of the servo motor (3), and one end of the bidirectional screw rod (4) away from the servo motor (3) is rotatably connected to the bearing block (2); a guide rod (5) is fixedly connected to the left and right inner walls of the inspection box (1); two movable plates (6) are provided on the outer symmetrical sliding sleeves of the bidirectional screw rod (4) and the guide rod (5), and the two movable plates (6) are fixedly connected to the opposite sides thereof. A plurality of springs (7) are provided, and one end of the plurality of springs (7) away from the movable plate (6) is fixedly connected to a clamping plate (8). A positioning groove (9) is provided on the inner wall of the bottom of the inspection box (1). A conical bottle (10) is placed on the positioning groove (9). A piston cover (11) is provided on the movable sleeve of the inner ring of the top end of the conical bottle (10). A barrel assembly is fixedly installed on the top of the inspection box (1). A vacuum assembly is fixedly installed on the inner wall of the bottom of the inspection box (1) for extracting the interior of the conical bottle (10) into a vacuum environment.

2. A liquid filtration device for testing traditional Chinese medicine according to claim 1, characterized in that: The material barrel assembly comprises a liquid material barrel (15) fixedly mounted on the top of the inspection box (1), and a top cover (16) is hingedly connected to the top of the liquid material barrel (15).

3. A liquid filtration device for testing traditional Chinese medicine according to claim 2, characterized in that: The bottom wall of the liquid cylinder (15) is fixedly connected with a liquid inlet pipe (12), which passes through the top wall of the inspection box (1) and the piston cover (11) and extends to the interior of the conical flask (10).

4. A liquid filtration device for testing traditional Chinese medicine according to claim 1, characterized in that: The vacuum assembly comprises a vacuum pump (14) fixedly mounted on the inner wall of the bottom of the inspection box (1); an output end of the vacuum pump (14) is fixedly connected to an exhaust pipe (13); an end of the exhaust pipe (13) away from the vacuum pump (14) passes through the piston cover (11) and extends to the interior of the conical flask (10).

5. A liquid filtration device for testing traditional Chinese medicine according to claim 1, characterized in that: The clamping plates (8) are provided with arc-shaped grooves on the opposite sides thereof, and rubber pads are fixedly mounted on the inner sides of the arc-shaped grooves.

6. A liquid filtration device for testing traditional Chinese medicine according to claim 1, characterized in that: The movable plates (6) are provided with threaded holes and sliding holes, which are matched with the bidirectional screw rod (4) and the guide rod (5) respectively.

7. A liquid filtration device for testing traditional Chinese medicine according to claim 1, characterized in that: The front of the inspection box (1) is hinged with a box door (17), and the inner ring fixed sleeve of the box door (17) is provided with an observation window (18).

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