Sample extracting and purifying device

Abstract

The utility model discloses a sample extracting and purifying device and relates to the technical field of extracting and purifying devices. Comprising a box body, a sliding groove is formed in the top of the interior of the box body, tooth grooves are formed in the two sides of the sliding groove, a squeezing assembly is arranged at the top of the first end of the box body, the squeezing assembly comprises a self-locking motor, the self-locking motor is fixed to the top of the first end of the box body, and the output end of the self-locking motor is fixedly connected with a lead screw; and the lead screw penetrates through the box body and is arranged in the sliding groove, the outer wall of the lead screw is in threaded connection with a sliding block, and the top of the sliding block is in sliding connection with the top of the sliding groove. The self-locking motor is started to drive the lead screw to rotate, the lead screw drives the sliding block to move along the sliding groove, meanwhile, the sliding block drives the L-shaped squeezing plate to complete squeezing extraction operation of a sample, in the process, the squeezing position of the L-shaped squeezing plate can be freely controlled through the self-locking motor, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of extraction and purification devices, in particular to a sample extraction and purification device. Background Art

[0002] A sample extraction and purification device is a device or system used to extract and purify a target substance from a complex mixture. An existing vitamin extraction and purification device (publication number: CN218227993U) has at least the following defects during use:

[0003] When the device is performing squeezing and extraction, the motor drives the crankshaft to rotate, and the crankshaft pushes the toggle lever and the pressing plate to complete the squeezing operation. However, since the movement range of the crankshaft is fixed, the pressing range of the pressing plate is fixed and cannot be adjusted, which reduces the applicability of the device. Utility Model Content

[0004] The main purpose of the utility model is to provide a sample extraction and purification device, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A sample extraction and purification device comprises a box body, a slide groove is provided on the top of the inner part of the box body, tooth grooves are provided on both sides of the slide groove, a pressing assembly is arranged on the top of the first end of the box body, and the pressing assembly comprises a self-locking motor, the self-locking motor is fixed to the top of the first end of the box body, a screw rod is fixedly connected to the output end of the self-locking motor, the screw rod passes through the box body and is arranged inside the slide groove, a slider is threadedly connected to the outer wall of the screw rod, the top of the slider is slidably connected to the top of the slide groove, an L-shaped pressing plate is fixedly connected to the bottom of the slider, the L-shaped pressing plate is slidably connected to the inner wall of the box body, and cutting assemblies are arranged on both sides of the top of the L-shaped pressing plate.

[0007] Preferably, a hopper is fixedly connected to the second end of the first side of the top of the box body, a filter screen is provided at the second end of the bottom of the box body, a purification shell is fixedly connected to the bottom of the purification shell, and a liquid discharge pipe is fixedly connected to the bottom of the purification shell.

[0008] Preferably, the cutting assembly comprises a pair of transmission gears, the transmission gears are arranged on both sides of the top of the L-shaped pressing plate, and the transmission gears are meshed with the tooth grooves.

[0009] Preferably, a driving rod is fixedly connected to the bottom of the transmission gear, and the driving rod passes through the L-shaped pressing plate and is rotatably connected thereto.

[0010] Preferably, a driving bevel gear is fixedly connected to the bottom of the driving rod, and a driven bevel gear is meshed with the second end of the driving bevel gear.

[0011] Preferably, the second end of the driven bevel gear is fixedly connected to a driven rod, the second end of the driven rod passes through the L-shaped pressing plate and is rotatably connected thereto, and the second end of the outer wall of the driven rod is fixedly connected to a plurality of cutting blades.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] The utility model starts a self-locking motor to drive the screw rod to rotate. The screw rod drives the slider to move along the slide groove. At the same time, the slider drives the L-shaped pressing plate to complete the sample pressing and extraction operation. During the process, the pressing position of the L-shaped pressing plate can be freely controlled by the self-locking motor, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an axial view of the utility model;

[0015] Figure 2 It is a partial bottom view of the utility model;

[0016] Figure 3 It is a partial cross-sectional view of the utility model;

[0017] Figure 4 This is a cutting component axial view of the pressing component of the utility model;

[0018] Figure 5 This is a bottom view of the pressing component and cutting component of the utility model.

[0019] In the figure: 1. Box body; 2. Hopper; 3. Purification shell; 4. Discharge pipe; 5. Slide; 6. Tooth groove; 7. Pressing assembly; 701. Self-locking motor; 702. Screw rod; 703. Sliding block; 704. L-shaped pressing plate; 8. Cutting assembly; 801. Transmission gear; 802. Driving rod; 803. Driving bevel gear; 804. Driven bevel gear; 805. Driven rod; 806. Cutting blade; 9. Filter net. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] In the process of extracting and purifying a sample, an extraction and purification device is needed. The utility model provides a sample extraction and purification device which is specially used for the extraction and purification operation of a sample.

[0024] Among them, it should be emphasized that in the present application, the box body 1, the hopper 2, the purification shell 3, the discharge pipe 4, and the filter screen 9 are the prior art disclosed in the publication number CN218227993U, wherein the purification shell 3 is provided with intercepting nets, inclined plates and other accessories to complete the purification operation. For details, please refer to the application document of the publication number CN218227993U.

[0025] Example

[0026] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0027] A sample extraction and purification device comprises a box body 1, a chute 5 is provided at the top of the box body 1, tooth grooves 6 are provided on both sides of the chute 5, a pressing assembly 7 is provided at the top of the first end of the box body 1, the pressing assembly 7 comprises a self-locking motor 701, the self-locking motor 701 is fixed to the top of the first end of the box body 1, a screw rod 702 is fixedly connected to the output end of the self-locking motor 701, the screw rod 702 passes through the box body 1 and is provided inside the chute 5, and a slider 70 is threadedly connected to the outer wall of the screw rod 702 3. The top of the slider 703 is slidably connected to the top of the slide groove 5, the bottom of the slider 703 is fixedly connected with an L-shaped pressing plate 704, the L-shaped pressing plate 704 is slidably connected to the inner wall of the box body 1, cutting components 8 are arranged on both sides of the top of the L-shaped pressing plate 704, the second end of the first side of the top of the box body 1 is fixedly connected to the hopper 2, the second end of the bottom of the box body 1 is provided with a filter screen 9, the bottom of the filter screen 9 is fixedly connected to the purification shell 3, and the bottom of the purification shell 3 is fixedly connected to the discharge pipe 4.

[0028] In this embodiment, the self-locking motor 701 is started to drive the screw rod 702 to rotate. The screw rod 702 drives the slider 703 to move along the slide groove 5. At the same time, the slider 703 drives the L-shaped pressing plate 704 to complete the sample pressing and extraction operation. During the process, the pressing position of the L-shaped pressing plate 704 can be freely controlled by the self-locking motor 701, thereby improving the applicability of the device.

[0029] The cutting assembly 8 includes a pair of transmission gears 801, which are arranged on both sides of the top of the L-shaped pressing plate 704. The transmission gears 801 are meshed with the tooth grooves 6. The bottom of the transmission gear 801 is fixedly connected with a driving rod 802, which penetrates the L-shaped pressing plate 704 and is rotatably connected thereto. The bottom of the driving rod 802 is fixedly connected with a driving bevel gear 803, and the second end of the driving bevel gear 803 is meshed with a driven bevel gear 804. The second end of the driven bevel gear 804 is fixedly connected with a driven rod 805, and the second end of the driven rod 805 penetrates the L-shaped pressing plate 704 and is rotatably connected thereto. A plurality of cutting blades 806 are fixedly connected to the second end of the outer wall of the driven rod 805.

[0030] In this embodiment, the transmission gear 801 is driven to move by the L-shaped pressing plate 704, and the transmission gear 801 drives the driving rod 802 to rotate with the help of the tooth groove 6. The driving rod 802 drives the driving bevel gear 803, the driven bevel gear 804, the driven rod 805, and the cutting blade 806 to rotate. The cutting blade 806 completes the cutting operation of the sample, thereby assisting the squeezing and extraction operation of the device.

[0031] It should be noted that the utility model is a sample extraction and purification device. When in use, the sample to be squeezed and extracted is first placed in the box body 1 through the hopper 2, and then the self-locking motor 701 is started to drive the screw rod 702 to rotate. The screw rod 702 drives the slider 703 to move along the slide groove 5, and the slider 703 drives the L-shaped pressing plate 704 to complete the sample squeezing and extraction operation. Synchronously, the L-shaped pressing plate 704 drives the transmission gear 801 to move, and the transmission gear 801 drives the driving rod 802 to rotate with the help of the tooth groove 6. The driving rod 802 drives the driving bevel gear 803, the driven bevel gear 804, the driven rod 805, and the cutting blade 806 to rotate. The cutting blade 806 completes the cutting operation of the sample, thereby assisting the squeezing and extraction operation of the device. Finally, the purification operation of the sample is completed through the filter screen 9 and the purification shell 3.

[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A sample extraction and purification device, comprising a housing (1), characterized in that: A slide groove (5) is provided at the top of the interior of the box (1), and tooth grooves (6) are provided on both sides of the slide groove (5). A pressing assembly (7) is provided at the top of the first end of the box (1), and the pressing assembly (7) comprises a self-locking motor (701), the self-locking motor (701) is fixed to the top of the first end of the box (1), the output end of the self-locking motor (701) is fixedly connected to a screw rod (702), the screw rod (702) passes through the box (1) and is arranged inside the slide groove (5), the outer wall of the screw rod (702) is threadedly connected to a slider (703), the top of the slider (703) is slidably connected to the top of the slide groove (5), the bottom of the slider (703) is fixedly connected to an L-shaped pressing plate (704), the L-shaped pressing plate (704) is slidably connected to the inner wall of the box (1), and cutting assemblies (8) are provided on both sides of the top of the L-shaped pressing plate (704).

2. A sample extraction and purification device according to claim 1, characterized in that: The second end of the first side of the top of the box body (1) is fixedly connected to a hopper (2), the second end of the bottom of the box body (1) is provided with a filter screen (9), the bottom of the filter screen (9) is fixedly connected to a purification shell (3), and the bottom of the purification shell (3) is fixedly connected to a liquid discharge pipe (4).

3. A sample extraction and purification device according to claim 1, characterized in that: The cutting assembly (8) comprises a pair of transmission gears (801), wherein the transmission gears (801) are arranged on both sides of the top of the L-shaped pressing plate (704), and the transmission gears (801) are meshed with the tooth grooves (6).

4. A sample extraction and purification device according to claim 3, characterized in that: A driving rod (802) is fixedly connected to the bottom of the transmission gear (801), and the driving rod (802) passes through the L-shaped pressing plate (704) and is rotatably connected thereto.

5. A sample extraction and purification device according to claim 4, characterized in that: The bottom of the driving rod (802) is fixedly connected to a driving bevel gear (803), and the second end of the driving bevel gear (803) is meshed with a driven bevel gear (804).

6. A sample extraction and purification device according to claim 5, characterized in that: The second end of the driven bevel gear (804) is fixedly connected to a driven rod (805), the second end of the driven rod (805) passes through the L-shaped pressing plate (704) and is rotatably connected thereto, and the second end of the outer wall of the driven rod (805) is fixedly connected to a plurality of cutting blades (806).

Images