CN221109003U - Novel multilayer screening equipment - Google Patents
Novel multilayer screening equipment Download PDFInfo
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- CN221109003U CN221109003U CN202322724376.4U CN202322724376U CN221109003U CN 221109003 U CN221109003 U CN 221109003U CN 202322724376 U CN202322724376 U CN 202322724376U CN 221109003 U CN221109003 U CN 221109003U
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- 238000012216 screening Methods 0.000 title claims abstract description 189
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 244000309464 bull Species 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 53
- 229940079593 drug Drugs 0.000 abstract description 19
- 230000033001 locomotion Effects 0.000 abstract description 19
- 238000003756 stirring Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000007873 sieving Methods 0.000 description 17
- 239000012141 concentrate Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses novel multilayer screening equipment, which relates to the technical field of screening equipment and comprises a screening box and a screening mechanism, wherein the screening mechanism comprises a screen plate and four guide posts which are fixedly connected to the inner wall of the screening box. The utility model can realize the effect of step-by-step screening by arranging the screening box and the screening mechanism, and can more accurately screen the granular medicines at one stage, thereby realizing high-efficiency and high-quality screening, enabling the screened granular medicines to be more easily utilized by the subsequent laboratory pharmaceutical process, and by arranging the transmission mechanism, the reciprocating screw rod and the stirring rod can be driven to rotate when the servo motor is started, the stirring rod can rotate to stir the granular medicines on the upper surface of the screen plate, thereby being beneficial to preliminary screening work, and the first screening frame can be driven to carry out small-amplitude reciprocating motion by the sleeve block when the reciprocating screw rod rotates, so as to realize the effect of vibration screening.
Description
Technical Field
The utility model relates to the technical field of screening equipment, in particular to novel multi-layer screening equipment.
Background
The pharmaceutical laboratory is a scientific research institution mainly used for developing biological medicines, chemical imitation medicines and natural medicines.
In the pharmaceutical process, the more uniform the particles of the pharmaceutical material are, the more easily the active ingredients thereof are further utilized, so that the pharmaceutical granular medicines need to be screened in a pharmaceutical laboratory for subsequent experimental pharmaceutical work.
The existing screening equipment refers to a patent document CN209772728U, the device proposed in the patent document can realize the dust removal effect in the screening process, but when granular medicines are screened in a pharmaceutical laboratory, if the granular medicines cannot be screened step by step in multiple layers, the screening effect can be affected, so that the granular medicines are not easy to be further utilized, and the follow-up experiment pharmacy work is not facilitated; to this end we provide a novel multi-layer screening apparatus which solves the above problems.
Disclosure of utility model
The utility model aims to make up the defects of the prior art, provides novel multi-layer screening equipment, adopts a step-by-step vibration screening mode, can screen granular medicines more efficiently, and is beneficial to subsequent experimental pharmacy work.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel multilayer screening equipment, includes screening case and screening mechanism, screening mechanism includes a sieve and four guide posts of fixed connection at screening incasement wall, the inner wall rotation cover of screening case is equipped with stirring rod and reciprocal lead screw, the inside of screening case is equipped with first screening frame and second screening frame, the both ends of first screening frame and second screening frame respectively with the surface sliding connection of four guide posts, the bottom surface fixedly connected with cover piece of first screening frame, cover piece and reciprocal lead screw threaded connection.
Reserved openings are formed in two sides of the outer surface of the screening box, movable baffles are hinged to two sides of the outer surface of the screening box through pin shafts, the movable baffles are matched with the reserved openings, and a transmission mechanism is arranged outside the screening mechanism.
Further, drive mechanism includes servo motor of fixed connection at screening case surface, servo motor's output axle head with reciprocating screw's pivot end fixed connection, reciprocating screw's another pivot end fixedly connected with first sprocket, screening case's top rotation cover is equipped with the bull stick, the both ends of bull stick fixedly connected with second sprocket and first conical gear respectively, the outside of second sprocket is equipped with the chain, first sprocket passes through chain and second sprocket drive connection, stirring rod's pivot end fixedly connected with second conical gear, first conical gear with second conical gear meshes, can conveniently drive reciprocating screw through setting up servo motor and rotate to can make first screening frame carry out the reciprocating motion of small amplitude, realize slight vibrations screening granular medicine's effect, cooperate each other between through first sprocket, chain, bull stick, second sprocket, first conical gear and the second conical gear that sets up simultaneously, can realize rationally utilizing the resource to carry out driven effect, thereby can drive stirring rod and rotate, make things convenient for the preliminary work of screening on the screen plate.
Further, first rack is installed to the bottom surface of first screening frame, the second rack is installed to the upper surface mounting of guide post, the inner wall of screening case rotates and connects face gear, first rack and second rack all with face gear meshes mutually, mutually supports through setting up face gear, first rack and second rack, can drive the face gear through first rack when first screening frame carries out reciprocating motion and rotate, and then carries out reciprocating motion through face gear drive second rack and second screening frame, realizes slight vibrations and further sieves granular medicine.
Further, the observation window is installed in the front of screening case, transparent glass has been inlayed to the inside of observation window, the back-mounted of screening case has sealing door, four support columns of bottom surface fixedly connected with of screening case can make things convenient for laboratory staff to master screening incasement portion's condition in real time through setting up the observation window, can conveniently take out through screening the granular medicine of screening incasement portion through setting up sealing door, can make the device stable rest on the contact surface through setting up the support column.
Further, the upper surface mounting of screening case has the feed inlet, the output of feed inlet with the inside of screening case is linked together, the collection frame has been placed to the interior bottom wall of screening case, collect the frame with second screening frame looks adaptation, through setting up the feed inlet can be convenient throw into the granular medicine that needs screening step by step in the screening case, can concentrate the collection to the granular medicine through screening step by step through setting up to collect the frame, make things convenient for subsequent experiment pharmacy work.
Further, the surface fixedly connected with of reciprocal lead screw is two spacing piece, two the diameter value of spacing piece all is greater than the diameter value of going up the multifilament pole, and two spacing pieces are located the both ends of reciprocal spiral line in reciprocal lead screw surface respectively, can carry out spacingly through setting up spacing piece to the orbit of first screening frame reciprocating motion, avoid first screening frame to appear the condition of derailing, make things convenient for the screening of granular medicine of screening in the first screening frame can fall into the second screening frame and carry out the screening of next grade.
Further, the inner wall fixedly connected with funnel of screening case, the funnel is located the below of sieve, the bottom surface fixedly connected with two deflector of funnel, two the deflector all with first screening frame looks adaptation can make the granular medicine that carries out preliminary screening through the sieve through setting up funnel and deflector can be more accurate fall into the screening of carrying out the next stage in the first screening frame.
Compared with the prior art, the novel multilayer screening device has the following beneficial effects:
1. The utility model can realize the effect of step-by-step screening by arranging the screening box and the screening mechanism, and can more accurately screen the granular medicines at one stage, thereby realizing the high-efficiency and high-quality screening, enabling the screened granular medicines to be more easily utilized in the subsequent laboratory pharmaceutical process, and by arranging the transmission mechanism, the reciprocating screw rod and the stirring rod can be driven to rotate when the servo motor is started, the stirring rod can rotate the granular medicines on the upper surface of the screen plate, thereby being beneficial to the primary screening work, the first screening frame can be driven to do small-amplitude reciprocating motion by the sleeve block when the reciprocating screw rod rotates, the vibration screening effect is realized, and then the second screening frame is driven to do the final vibration screening by the plane gear, the first rack and the second rack.
2. According to the utility model, laboratory staff can conveniently grasp the condition inside the screening box in real time through arranging the observation window, the screened granular medicine inside the screening box can be conveniently taken out through arranging the sealing door, the device can be stably placed on the contact surface through arranging the supporting columns, granular medicine needing to be screened step by step can be conveniently put into the screening box through arranging the feeding hole, the granular medicine needing to be screened step by step can be collected intensively through arranging the collecting frame, the follow-up experimental pharmacy work is facilitated, the track of the reciprocating motion of the first screening frame can be limited through arranging the limiting piece, the condition that the first screening frame is derailed is avoided, the granular medicine screened in the first screening frame can fall into the second screening frame to be screened at the next stage conveniently, and the granular medicine primarily screened through the screening plate can fall into the first screening frame more accurately through arranging the funnel and the guide plate to be screened at the next stage.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic diagram of a partial side view of the present utility model;
FIG. 4 is a schematic view of a partial bottom view of the present utility model;
fig. 5 is a schematic view of a partial top view structure of the present utility model.
In the figure: 1. a screening box; 2. a screening mechanism; 201. a sieve plate; 202. an agitating rod; 203. a guide post; 204. a first screening frame; 205. a second screening frame; 206. a reciprocating screw rod; 207. sleeving blocks; 3. a transmission mechanism; 301. a servo motor; 302. a first sprocket; 303. a chain; 304. a rotating rod; 305. a second sprocket; 306. a first bevel gear; 307. a second bevel gear; 308. a face gear; 309. a first rack; 310. a second rack; 4. an observation window; 5. a support column; 6. reserving a port; 7. a movable baffle; 8. sealing the door; 9. a funnel; 10. a guide plate; 11. a limiting piece; 12. a collection frame; 13. and a feed inlet.
Description of the embodiments
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
For this embodiment provides a novel multilayer screening equipment, and the device can shake the screening mode through step by step and carry out more high-efficient and high-quality screening work to granular medicine, makes things convenient for follow-up in the pharmacy laboratory to carry out further utilization to the granular medicine that sieves out.
Referring to fig. 1 to 5, this embodiment provides a novel multilayer screening device, including screening case 1 and screening mechanism 2, the upper surface mounting of screening case 1 has feed inlet 13, and the output of feed inlet 13 is linked together with screening case 1's inside, and collection frame 12 has been placed to screening case 1's interior bottom wall, collects frame 12 and second screening frame 205 looks adaptation.
The granular medicines needing to be screened step by step can be conveniently put into the screening box 1 through the feeding hole 13, and the granular medicines screened step by step can be collected in a concentrated mode through the collecting frame 12, so that follow-up experimental pharmacy work is facilitated.
The screening mechanism 2 comprises a screen plate 201 and four guide posts 203 which are fixedly connected to the inner wall of the screening box 1, and the inner wall of the screening box 1 is rotatably sleeved with an agitating rod 202 and a reciprocating screw rod 206.
When the stirring rod 202 rotates, the granular medicine on the upper surface of the sieve plate 201 can be stirred, so that the granular medicine can be more comprehensively subjected to preliminary sieving through the sieve plate 201.
The inside of screening case 1 is equipped with first screening frame 204 and second screening frame 205, and the size of first screening frame 204 is less than the size of second screening frame 205, and when first screening frame 204 small amplitude reciprocating motion like this, the graininess medicine that first screening frame 204 sieved can all fall into second screening frame 205 and carry out the screening work of next grade.
The inner wall fixedly connected with funnel 9 of screening case 1, funnel 9 are located the below of sieve 201, and the bottom surface fixedly connected with two deflector 10 of funnel 9, two deflector 10 all with first screening frame 204 looks adaptation, through setting up funnel 9 and deflector 10 can make the granular medicine that carries out preliminary screening through sieve 201 can more accurate fall into the screening of carrying out the next stage in the first screening frame 204.
The two ends of the first screening frame 204 and the second screening frame 205 are respectively connected with the outer surfaces of the four guide posts 203 in a sliding manner, a sleeve block 207 is fixedly connected to the bottom surface of the first screening frame 204, and the sleeve block 207 is in threaded connection with the reciprocating screw rod 206.
Reserved openings 6 are formed in two sides of the outer surface of the screening box 1, movable baffles 7 are hinged to two sides of the outer surface of the screening box 1 through pin shafts, and the movable baffles 7 are matched with the reserved openings 6.
The movable baffle 7 and the reserved opening 6 are arranged, so that the second screening frame 205 can be smoother in reciprocating motion, and the granular medicines screened in the first screening frame 204 can completely fall into the second screening frame 205.
The outside of screening mechanism 2 is equipped with drive mechanism 3, and drive mechanism 3 includes servo motor 301 of fixed connection at screening case 1 surface, and servo motor 301's output shaft end and the pivot end fixed connection of reciprocating screw 206, the other pivot end fixedly connected with first sprocket 302 of reciprocating screw 206.
When the servo motor 301 is started, the reciprocating screw rod 206 can be driven to rotate, and when the reciprocating screw rod 206 rotates, the sleeve block 207 on the bottom surface of the first screening frame 204 can drive the first screening frame 204 to do small-amplitude reciprocating motion along the reciprocating screw rod 206, so that granular medicines in the first screening frame 204 can be screened.
The top of screening case 1 rotates the cover and is equipped with bull stick 304, and the both ends of bull stick 304 are fixedly connected with second sprocket 305 and first conical gear 306 respectively, and the outside of second sprocket 305 is equipped with chain 303, and first sprocket 302 passes through chain 303 and second sprocket 305 transmission to be connected, and the pivot end fixedly connected with second conical gear 307 of puddler 202, first conical gear 306 meshes with second conical gear 307.
When the reciprocating screw rod 206 rotates, the first sprocket 302 is driven to rotate, the rotating rod 304 can be driven to rotate through the arranged chain 303 and the second sprocket 305, and when the rotating rod 304 rotates, the second bevel gear 307 can be driven to rotate through the rotating first bevel gear 306, so that the stirring rod 202 can rotate, the granular medicine on the upper surface of the sieve plate 201 can be stirred, and the granular medicine can be screened better through the sieve plate 201.
The bottom surface of the first screening frame 204 is provided with a first rack 309, the upper surface of the guide post 203 is provided with a second rack 310, the inner wall of the screening box 1 is rotationally connected with a face gear 308, and the first rack 309 and the second rack 310 are meshed with the face gear 308.
The first rack 309 on the bottom surface of the first sieving frame 204 can be used to drive the face gear 308 to rotate when the first sieving frame 204 performs small-amplitude reciprocating motion, and the second rack 310 on the upper surface of the second sieving frame 205 can be used to perform small-amplitude reciprocating motion of the second sieving frame 205 along the corresponding guide post 203 when the face gear 308 rotates, so that the granular medicine in the second sieving frame 205 can be further sieved by vibration.
The outer surface of the reciprocating screw rod 206 is fixedly connected with two limiting sheets 11, the diameter values of the two limiting sheets 11 are larger than that of the reciprocating screw rod 206, and the two limiting sheets 11 are respectively positioned at two ends of a reciprocating thread on the surface of the reciprocating screw rod 206.
The track of the reciprocating motion of the first screening frame 204 can be limited by arranging the limiting piece 11, so that the condition that the first screening frame 204 is derailed is avoided, and granular medicines screened in the first screening frame 204 can fall into the second screening frame 205 to be screened at the next stage conveniently
The front of screening case 1 is installed observation window 4, and transparent glass has been inlayed to the inside of observation window 4, and the back side mounting of screening case 1 has sealing door 8, and the bottom surface fixedly connected with of screening case 1 four support columns 5.
Can make things convenient for laboratory staff to master the inside condition of screening case 1 in real time through setting up viewing window 4, can conveniently take out the inside granular medicine that sieves of screening case 1 through setting up sealing door 8, can make the device stable rest on the contact surface through setting up support column 5.
It should be noted that when the servo motor 301 is started, the first sieving frame 204 is driven to perform small-amplitude reciprocating motion, and meanwhile, the second sieving frame 205 is also driven to perform small-amplitude reciprocating motion through the face gear 308, the first rack 309 and the second rack 310, but the direction of the movement of the first sieving frame 204 and the second sieving frame 205 is opposite, so that in order to ensure that the granular medicine in the first sieving frame 204 can be sieved and falls into the second sieving frame 205 to perform the next stage of sieving, the size of the second sieving frame 205 needs to be larger than that of the first sieving frame 204, and the movement amplitude of the first sieving frame 204 and the second sieving frame 205 cannot be too large.
Working principle: firstly, the granular medicine to be screened is put into the screening box 1 through the feed inlet 13, the granular medicine falls on the screen plate 201 to perform preliminary screening work, then, the servo motor 301 can be started, when the servo motor 301 is started, the reciprocating screw rod 206 is driven to rotate, when the reciprocating screw rod 206 rotates, the first screen frame 204 performs small-amplitude reciprocating motion along the corresponding guide post 203 through the sleeve block 207 on the bottom surface of the first screen frame 204, meanwhile, the rotation of the reciprocating screw rod 206 drives the first sprocket 302 on the other end to rotate, the second sprocket 305 drives the rotary rod 304 to rotate through the arranged chain 303, when the rotary rod 304 rotates, the first conical gear 306 is driven to rotate through the arranged second conical gear 307, the stirring rod 202 can stir the granular medicine on the upper surface of the screen plate 201 to perform preliminary screening through the screen plate 201, the granular medicine which is screened through the funnel 9 and the guide plate 10 falls into the small-amplitude reciprocating first screen frame 204, thus, when the first screen frame 205 drives the small-amplitude granular medicine 205 to move along the corresponding plane of the first screen frame 308 through the first conical gear 308 when the first screen frame 204 rotates, the small-amplitude reciprocating frame 205 can perform small-amplitude reciprocating motion along the small-plane 308 when the first screen frame 308 rotates, and the small-amplitude granular medicine can move along the small-amplitude sieve frame 308 correspondingly through the first screen frame 308, then the granular medicine can carry out the vibrations screening work of last level in second screening frame 205, and the granular medicine of finally accomplishing the screening can fall into and collect in the frame 12 and concentrate the collection, can obtain the granular medicine of higher quality, and convenient follow-up utilization granular medicine is in carrying out experimental pharmacy, and the granular medicine can be more quick by absorbing, is of value to laboratory pharmaceutic work.
Claims (7)
1. Novel multilayer screening equipment, including screening case (1) and screening mechanism (2), its characterized in that: the screening mechanism (2) comprises a screen plate (201) and four guide posts (203) which are fixedly connected to the inner wall of the screening box (1), an agitating rod (202) and a reciprocating screw rod (206) are rotatably sleeved on the inner wall of the screening box (1), a first screening frame (204) and a second screening frame (205) are arranged in the screening box (1), two ends of the first screening frame (204) and two ends of the second screening frame (205) are respectively in sliding connection with the outer surfaces of the four guide posts (203), a sleeve block (207) is fixedly connected to the bottom surface of the first screening frame (204), and the sleeve block (207) is in threaded connection with the reciprocating screw rod (206);
Reserved openings (6) are formed in two sides of the outer surface of the screening box (1), movable baffles (7) are hinged to two sides of the outer surface of the screening box (1) through pin shafts, the movable baffles (7) are matched with the reserved openings (6), and a transmission mechanism (3) is arranged outside the screening mechanism (2).
2. A novel multi-layer screening apparatus according to claim 1, wherein: the utility model provides a screening box, including drive mechanism (3), including servo motor (301) of fixed connection at screening box (1) surface, servo motor (301) output axle head with the pivot end fixed connection of reciprocating screw (206), the other pivot end fixedly connected with first sprocket (302) of reciprocating screw (206), the top rotation cover of screening box (1) is equipped with bull stick (304), the both ends of bull stick (304) are fixedly connected with second sprocket (305) and first bevel gear (306) respectively, the outside of second sprocket (305) is equipped with chain (303), first sprocket (302) are connected with second sprocket (305) transmission through chain (303), the pivot end fixedly connected with second bevel gear (307) of puddler (202), first bevel gear (306) with second bevel gear (307) mesh.
3. A novel multi-layer screening apparatus according to claim 1, wherein: the bottom surface of first screening frame (204) is installed first rack (309), second rack (310) are installed to the upper surface of guide post (203), the inner wall of screening case (1) rotates and connects face gear (308), first rack (309) and second rack (310) all with face gear (308) mesh.
4. A novel multi-layer screening apparatus according to claim 1, wherein: the front of screening case (1) is installed observation window (4), transparent glass has been inlayed to the inside of observation window (4), the back-mounted of screening case (1) has sealing door (8), the bottom surface fixedly connected with four support columns (5) of screening case (1).
5. A novel multi-layer screening apparatus according to claim 1, wherein: the upper surface of screening case (1) installs feed inlet (13), the output of feed inlet (13) with the inside of screening case (1) is linked together, collection frame (12) have been placed to the interior bottom wall of screening case (1), collection frame (12) with second screening frame (205) looks adaptation.
6. A novel multi-layer screening apparatus according to claim 1, wherein: the outer surface of the reciprocating screw rod (206) is fixedly connected with two limiting sheets (11), the diameter values of the two limiting sheets (11) are both larger than that of the reciprocating screw rod (206), and the two limiting sheets (11) are respectively positioned at two ends of a reciprocating thread on the surface of the reciprocating screw rod (206).
7. A novel multi-layer screening apparatus according to claim 1, wherein: the inner wall fixedly connected with funnel (9) of screening case (1), funnel (9) are located the below of sieve (201), the bottom surface fixedly connected with two deflector (10) of funnel (9), two deflector (10) all with first screening frame (204) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724376.4U CN221109003U (en) | 2023-10-11 | 2023-10-11 | Novel multilayer screening equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322724376.4U CN221109003U (en) | 2023-10-11 | 2023-10-11 | Novel multilayer screening equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221109003U true CN221109003U (en) | 2024-06-11 |
Family
ID=91366978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322724376.4U Active CN221109003U (en) | 2023-10-11 | 2023-10-11 | Novel multilayer screening equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221109003U (en) |
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2023
- 2023-10-11 CN CN202322724376.4U patent/CN221109003U/en active Active
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