CN214159896U - Laboratory plant leaf or stem multi-stage crushing divides sieve device - Google Patents
Laboratory plant leaf or stem multi-stage crushing divides sieve device Download PDFInfo
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- CN214159896U CN214159896U CN202022837007.2U CN202022837007U CN214159896U CN 214159896 U CN214159896 U CN 214159896U CN 202022837007 U CN202022837007 U CN 202022837007U CN 214159896 U CN214159896 U CN 214159896U
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Abstract
The utility model discloses a multistage crushing and screening device for plant leaves or stems in a laboratory, which comprises a crushing cavity (1), a screening cavity (5), a vibrator (10), a fixed support (11) and a base (13), wherein the top of the crushing cavity (1) is provided with a top cover (14), the downstream of the crushing cavity is provided with an openable or closed feed inlet (4), and a crushing blade (3) is arranged in the crushing cavity (1); a partition plate (6) is arranged between the crushing cavity (1) and the screening cavity (5); a screen (7) is arranged in the screening cavity (5), and a chassis (9) is arranged between the screening cavity (5) and the vibrator (10). The utility model discloses can be used to the multistage crushing of dry plant leaf or stem stalk and divide the sieve, can once accomplish the not crushing of unidimensional piece and divide the sieve work, efficient, with low costs, small has better application prospect.
Description
Technical Field
The utility model belongs to the technical field of the device of plant leaf or stem stalk pretreatment, concretely relates to laboratory can be used to a dry plant leaf or stem stalk multi-stage crushing divides sieve device.
Background
The crushing and screening of plant leaves or stems are ubiquitous in the fields of traditional Chinese medicine preparation, spice extraction, plant research and the like, and are indispensable pretreatment steps for medicament preparation, component extraction, component analysis and other works.
At present, a laboratory has various devices for crushing plant leaves or stems to be selected, technicians can select the devices according to the property and the crushing degree of a sample to be treated, but the actual crushing effect of the sample can only be judged in advance by depending on the experience of the technicians; for the screening of the fragments, technicians basically carry out manual screening through a screen, the time and labor are consumed, the working efficiency is low, dust is easily generated, and the environmental pollution is caused; if the same raw material needs fragments with multiple sizes, repeated crushing and screening are needed for many times, and the workload is huge. For the crushing and screening of plant raw materials, a laboratory device which completes two tasks in series and realizes the simultaneous separation of fragments with multiple sizes does not exist.
Therefore, develop the isolated plant that plant leaf or stem stalk multistage crushing divides the sieve, accomplish the crushing of plant raw materials and the branch sieve of not unidimensional piece simultaneously, have very important realistic meaning to reducing technical staff work load, improving work efficiency, promoting the accurate rate of analysis research work.
In order to solve the above problems, the utility model is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a but device that plant leaf or stem stalk are smashed and many sizes are simultaneously divided and are sieved is realized in quick succession to current plant leaf or stem stalk's crushing, divide the weak point of sieve equipment. The utility model discloses establish ties together plant leaf or stem stalk's crushing and many sizes screening work, once accomplish, have important practical value to reducing technical staff work load, improving work efficiency.
The purpose of the utility model is realized through the following technical scheme.
The utility model provides a laboratory plant leaf or stem stalk multi-stage reduction divides sieve device, the device includes:
the crushing cavity 1 is connected to the fixed bracket 11 through a fixed arm 12, and the fixed bracket 11 is fixed on the base 13; the top of the crushing cavity 1 is provided with a top cover 14 which can be closed or separated from the crushing cavity 1, the downstream of the top cover 14 is provided with a feed inlet 4 which can be opened or closed, and the crushing cavity 1 is internally provided with a crushing blade 3;
a screening cavity 5 which is positioned at the downstream of the crushing cavity 1, a separation plate 6 is arranged between the crushing cavity 1 and the screening cavity 5, and the separation plate 6 is pushed and pulled to communicate or separate the crushing cavity 1 and the screening cavity 5; the division plate 6 separates the crushing process and the screening process, and not only can realize crushing and screening in one step by cooperative work, but also can ensure that the crushing process and the screening process do not influence each other during working. A screen 7 is arranged in the screening cavity 5;
the vibrator 10 is positioned at the downstream of the screening cavity 5, and the vibrator 10 is fixed on the base 13; a chassis 9 is arranged between the sieving cavity 5 and the vibrator 10 and can be completely drawn out from the lower part of the sieving cavity 5.
The utility model discloses laboratory plant leaf or stem stalk multi-stage reduction divides sieve device possesses crushing process and divides the sieve process simultaneously, and it is in the same place plant leaf or stem stalk's crushing and branch sieve work series connection, is favorable to improving technical staff work efficiency, and is further, smash cavity 1 top cap 14 downstream has can open or closed charge door 4, can realize continuous feeding operation through charge door 4, further improves work efficiency.
Preferably, still have motor 2 inside crushing cavity 1, motor 2 one end with top cap 14 is connected, the other end with crushing blade 3 is connected, can set up through top cap 14 and adjust crushing blade 3 rotational speed and rotation duration.
Preferably, a plurality of the screens 7 are arranged in the screening cavity 5, the screens 7 can be completely drawn out of the screening cavity 5, the sizes of the plurality of screens 7 are different, and the mesh number of the screens 7 increases from upstream to downstream.
Wherein, the screen cloth 7 simultaneous working of a plurality of not unidimensional can realize that the many sizes of plant piece divide the sieve to go on simultaneously, once accomplishes, can show reduction operating personnel work load. In addition, the screen cloth 7 with different specifications can be independently drawn out of the screening cavity 5, samples after screening can be further removed in batches according to the required mesh number of the product, the problems that technicians manually screen the screen cloth in the prior art and repeatedly smash and screen the screen for multiple times are solved, time and labor are saved, and the working efficiency is high.
Preferably, the screen 7 is preferably selected from the specifications of 20 mesh, 40 mesh or 60 mesh, but is not limited to these specifications, and the mesh number of the screen 7 is determined according to the requirements of the desired product.
Preferably, the crushing cavity 1 is made of metal.
Preferably, the partition plate 6 is made of metal, and the chassis 9 is made of plastic.
Preferably, the screening chamber 5 is defined by an elastic wall 8, and the elastic wall 8 is made of plastic and has elasticity.
The method for multistage crushing and screening of the plant leaves or the stems by using the laboratory plant leaf or stem multistage crushing and screening device specifically comprises the following steps:
A. the top cover 14 is opened, a proper amount of plant drying leaves are put in, and during continuous operation, feeding can be carried out through the feeding port 4; starting the crushing blade 3 to start crushing;
B. after the crushing is finished, the partition plate 6 is drawn out, so that the materials fall into the first layer of screen cloth 7 of the screening cavity 5 and are pushed back to the partition plate 6; starting the vibrator 10, screening, and if continuous operation is required, feeding and crushing through the feeding port 4;
C. after the screen cloth 7 on different layers collects a proper amount of materials, the vibrator 10 is closed, the screen cloth is drawn out and the screened materials are removed, the screen cloth is put back, the vibrator 10 is started, the screening is continued, and at the stage, the screen cloth can be drawn out simultaneously or independently;
D. after crushing and screening are finished, the power supply is turned off, the chassis 9 is drawn out, ash on the chassis is cleaned, the top cover 14, the partition plate 6 and the screen 7 are moved out for independent cleaning, and the crushing cavity 1 and the screening cavity 5 are cleaned.
Preferably, smash the inside motor 2 that still has of cavity 1, motor 2 one end with top cap 14 is connected, the other end with smash blade 3 and connect, can set up through top cap 14 and adjust and smash the blade 3 rotational speed and rotate long, during operation, set for required rotational speed and rotate long through top cap 14, start motor (2) drive smash blade 3 and begin to smash.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses laboratory plant leaf or stem stalk multi-stage reduction divides sieve device possesses crushing process and divides the sieve process simultaneously, and it is in the same place plant leaf or stem stalk's crushing and branch sieve work series connection, is favorable to improving technical staff work efficiency, and is further, smash cavity 1 top cap 14 downstream has can open or closed charge door 4, can realize continuous feeding operation through charge door 4, further improves work efficiency.
2. The utility model discloses laboratory plant leaf or stem stalk multi-stage reduction divides sieve device, divide and have a plurality ofly in the sieve cavity 5 screen cloth 7, screen cloth 7 can be followed completely divide and take out in the sieve cavity 5, and a plurality of the specification of screen cloth 7 is different, from the upper reaches to low reaches, 7 mesh numbers of screen cloth increase the size in proper order. The screen meshes 7 with different sizes work simultaneously, so that the multi-size screening of the plant fragments can be simultaneously carried out, the screening can be completed at one time, and the workload of operators can be obviously reduced. In addition, the screen cloth 7 with different specifications can be independently drawn out of the screening cavity 5, samples after screening can be further removed in batches according to the required mesh number of the product, the problems that technicians manually screen the screen cloth in the prior art and repeatedly smash and screen the screen for multiple times are solved, time and labor are saved, and the working efficiency is high.
3. The utility model discloses the multistage crushing and screening device of laboratory plant leaves or stems, a division plate 6 is arranged between the crushing cavity 1 and the screening cavity 5, and the division plate 6 is pushed and pulled to communicate or separate the crushing cavity 1 and the screening cavity 5; the division plate 6 separates the crushing process and the screening process, and not only can realize crushing and screening in one step by cooperative work, but also can ensure that the crushing process and the screening process do not influence each other during working.
4. The utility model discloses laboratory plant leaf or stem stalk multi-stage reduction divides sieve device comparatively airtight, can effectively reduce the environmental pollution who smashes the production dust.
Drawings
Fig. 1 is a perspective view of the multi-stage crushing and screening device for plant leaves or stalks in the laboratory.
1-crushing cavity, 2-motor, 3-crushing blade, 4-charging hole, 5-screening cavity, 6-partition board, 7-screen, 8-elastic wall, 9-chassis, 10-vibrator, 11-fixing support, 12-fixing arm, 13-base and 14-top cover.
Detailed Description
The invention will be further described with reference to the following figures and examples, which are intended only for a better understanding of the invention. But should not be understood as limiting the scope of the present invention, and all other embodiments obtained by those skilled in the art without innovative tests shall fall within the scope of the present invention.
Examples
Fig. 1 is a perspective view of the multi-stage crushing and screening device for plant leaves or stalks in the laboratory. The utility model discloses a laboratory plant leaf or stem stalk multi-stage reduction divides sieve device, including smashing cavity 1, dividing sieve cavity 5, vibrator 10, fixed bolster 11 and base 13, crushing cavity 1 connect in fixed bolster 11 through fixed arm 12 to through 8 downward connections of elastic wall divide sieve cavity 5, divide sieve cavity 5 to connect on vibrator 10, vibrator 10 is fixed in base 13. The crushing cavity 1 is made of metal materials; the motor 2 and the crushing blade 3 are fixedly connected with the top cover 14, and the top cover 14 can control and adjust the rotating speed and the rotating time of the crushing blade 3 and can be closed and detached with the crushing cavity 1; the feed inlet 4 can be closed and separated from the crushing cavity 1; the partition plate 6 is made of metal and can be pushed and pulled so as to communicate or separate the crushing cavity 1 and the screening cavity 5; the screen 7 can be completely drawn out from the screening cavity 5, the sizes of the screen include but are not limited to different specifications such as 20 meshes, 40 meshes and 60 meshes, and the mesh number of the screen is sequentially increased from top to bottom; the elastic wall 8 is made of plastic and has certain elasticity; the base plate 9 is made of plastic and can be completely drawn out of the screening cavity 5; the vibrator 10 is fixed on a base 13, and the vibration frequency of the vibrator is adjustable; the fixed bracket 11 is connected to the base 13 and fixes the crushing cavity 1 through the fixed arm 12.
The utility model discloses a laboratory plant leaf or stem stalk multi-stage reduction divides sieve device use example as follows: opening the top cover 14, and adding 150g of dried dendrobium leaves; setting the rotating speed to 3000r/min and the time to 1min through the top cover 14, and starting a motor to start crushing; after the crushing is finished, the partition plate 6 is drawn out, so that the materials fall into the first layer of 20-mesh screen of the screening cavity 5 and are pushed back to the partition plate 6; starting the vibrator 10, screening, and simultaneously feeding again through the feeding port 4 and crushing; the specifications of the second and third layers of screens are 40 meshes and 80 meshes respectively, after each screen collects a proper amount of dendrobium leaf fragments, the vibrator 10 is closed, the screens of 40 meshes and 80 meshes are drawn out to remove the sieved dendrobium leaf fragments, the dendrobium leaf fragments on the screens of 20 meshes can be poured back into the crushing cavity 1 through the feed inlet 4 to be crushed again, the vibrator 10 is started, and the screening is continued; after crushing and screening are finished, turning off a power supply, and collecting and sorting 20-40 mesh and 40-80 mesh dendrobium leaf fragments; and (3) extracting the base plate 9, cleaning ash on the base plate, cleaning the top cover 14, the partition plate 6 and the screen 7 independently, and cleaning the crushing cavity 1 and the screening cavity 5.
The present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit and scope of the present invention by those skilled in the art.
Claims (7)
1. The utility model provides a laboratory plant leaf or stem stalk multi-stage crushing divides sieve device which characterized in that, the device includes:
the crushing cavity (1) is connected to a fixed support (11) through a fixed arm (12), and the fixed support (11) is fixed on a base (13); the top of the crushing cavity (1) is provided with a top cover (14) which can be closed or separated from the crushing cavity (1), the downstream of the top cover (14) is provided with a feed inlet (4) which can be opened or closed, and the crushing cavity (1) is internally provided with a crushing blade (3);
the screening cavity (5) is positioned at the downstream of the crushing cavity (1), a separation plate (6) is arranged between the crushing cavity (1) and the screening cavity (5), and the separation plate (6) is pushed and pulled to enable the crushing cavity (1) and the screening cavity (5) to be communicated or separated; a screen (7) is arranged in the screening cavity (5);
the vibrator (10) is positioned at the downstream of the screening cavity (5), and the vibrator (10) is fixed on the base (13); and a chassis (9) is arranged between the sieving cavity (5) and the vibrator (10) and can be completely drawn out from the lower part of the sieving cavity (5).
2. The laboratory plant leaf or stem multistage crushing and screening device according to claim 1, characterized in that a motor (2) is further arranged inside the crushing cavity (1), one end of the motor (2) is connected with the top cover (14), the other end of the motor is connected with the crushing blade (3), and the rotating speed and the rotating time length of the crushing blade (3) can be adjusted through the top cover (14).
3. The laboratory plant leaf or stem multistage crushing and screening device according to claim 1, wherein a plurality of the screens (7) are arranged in the screening cavity (5), the screens (7) can be completely extracted from the screening cavity (5), the sizes of the plurality of screens (7) are different, and the mesh number of the screens (7) is increased from upstream to downstream.
4. The laboratory plant leaf or stem multistage comminution screening device of claim 1, characterized in that the screen mesh (7) is selected from a size of 20 mesh, 40 mesh or 60 mesh.
5. The laboratory plant leaf or stem multistage crushing and screening device according to claim 1, wherein the crushing cavity (1) is made of metal.
6. The laboratory plant leaf or stem multistage crushing and screening device according to claim 1, wherein the partition plate (6) is made of metal, and the base plate (9) is made of plastic.
7. The laboratory plant leaf or stem multistage crushing and screening device according to claim 1, wherein the screening cavity (5) is defined by an elastic wall (8), and the elastic wall (8) is made of plastic and has elasticity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022837007.2U CN214159896U (en) | 2020-11-30 | 2020-11-30 | Laboratory plant leaf or stem multi-stage crushing divides sieve device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022837007.2U CN214159896U (en) | 2020-11-30 | 2020-11-30 | Laboratory plant leaf or stem multi-stage crushing divides sieve device |
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| CN214159896U true CN214159896U (en) | 2021-09-10 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112473913A (en) * | 2020-11-30 | 2021-03-12 | 云南中烟工业有限责任公司 | Multi-stage crushing and screening device and method for laboratory plant leaves or stems |
| CN116159641A (en) * | 2023-03-02 | 2023-05-26 | 江苏颐海药业有限责任公司 | Process and equipment for pulverizing coarse powder of Chinese medicinal materials |
-
2020
- 2020-11-30 CN CN202022837007.2U patent/CN214159896U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112473913A (en) * | 2020-11-30 | 2021-03-12 | 云南中烟工业有限责任公司 | Multi-stage crushing and screening device and method for laboratory plant leaves or stems |
| CN116159641A (en) * | 2023-03-02 | 2023-05-26 | 江苏颐海药业有限责任公司 | Process and equipment for pulverizing coarse powder of Chinese medicinal materials |
| CN116159641B (en) * | 2023-03-02 | 2023-09-08 | 江苏颐海药业有限责任公司 | Process and equipment for pulverizing coarse powder of Chinese medicinal materials |
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