CN108855928A - A kind of bio-pharmaceuticals screening installation - Google Patents
A kind of bio-pharmaceuticals screening installation Download PDFInfo
- Publication number
- CN108855928A CN108855928A CN201810993237.2A CN201810993237A CN108855928A CN 108855928 A CN108855928 A CN 108855928A CN 201810993237 A CN201810993237 A CN 201810993237A CN 108855928 A CN108855928 A CN 108855928A
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- China
- Prior art keywords
- sieve plate
- inner cavity
- screening
- bio
- nesting box
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/06—Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against sieves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of bio-pharmaceuticals screening installations, including body, the left and right sides at the top of the body is welded with feed hopper, asepwirator pump is fixedly installed at the top of the body, suction bucket is provided at the top of the body inner cavity, the top of the suction bucket is fixedly connected with the bottom of asepwirator pump, the inner cavity of the suction bucket is fixedly installed with the first filter screen, drainage conduit is mounted at left and right sides of the asepwirator pump, the one end of the drainage conduit far from asepwirator pump and the top for the suction box being located at the top of body are connected with each other, the inner cavity of the body is symmetrically welded with fixing seat.The bio-pharmaceuticals screening installation, by the way that multi-stage screening mechanism is arranged, multi-stage screening can be carried out to medicine material, to improve screening precision, and the screening installation, in the way of bias screening, screening efficiency can be improved, the screening plant simultaneously can also absorb the impurity such as dust in medicine material, remove impurity.
Description
Technical field
The present invention relates to biopharmaceutical technology, specially a kind of bio-pharmaceuticals screening installation.
Background technique
Screening installation is a kind of equipment common in pharmaceutical technology, the purpose is to by medicine material according to different grades
It is sieved.
Existing screening installation, screening precision is lower, usually only has one to twice screening mechanism, and screening effect
It is poor, usually containing impurity such as dusts in the raw material of screening.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of bio-pharmaceuticals screening installation, existing pharmacy is solved
The lower problem of screening plant screening precision.
(2) technical solution
To achieve the above object, the present invention provides the following technical solutions：A kind of bio-pharmaceuticals screening installation, including machine
Body, the left and right sides at the top of the body are welded with feed hopper, asepwirator pump, the machine are fixedly installed at the top of the body
Suction bucket is provided at the top of intracoelomic cavity, the top of the suction bucket is fixedly connected with the bottom of asepwirator pump, the suction bucket
Inner cavity is fixedly installed with the first filter screen, drainage conduit is mounted at left and right sides of the asepwirator pump, the drainage conduit is far from suction
One end of air pump and the top for the suction box being located at the top of body are connected with each other, and the inner cavity of the body is symmetrically welded with fixation
Seat, the bottom of the fixing seat are fixedly connected with spring, and the spring is separately installed with the first sieve plate far from one end of fixing seat
And second sieve plate, the first sieve pore is offered on first sieve plate, and the second sieve pore, the machine are offered on second sieve plate
The inner cavity of body is equipped with first motor, the first motor between the first sieve plate and the second sieve plate, the first motor
Output end is rotatably connected to eccentric shake disk, symmetrically offers discharge groove on the inner wall of the body, the discharge groove is located at
The bottom of first sieve plate and the second sieve plate, the inner wall of the body are fixedly connected with buffer spring, the bottom of the buffer spring
Portion is connected with sealing plate, and the side of the sealing plate is welded with push rod, and push rod extends to the outside of body, and the bottom of the sealing plate is prolonged
Extend in discharge groove, the outside of the body is separately installed with the first nesting box and the second nesting box, and the first nesting box with
And second nesting box be located at the bottom of the first sieve plate and the second sieve plate, the inner cavity of the body is movably installed with runner,
The inner cavity of the body is equipped with the second motor, and output end and the runner on the left of body inner cavity of second motor mutually interconnect
It connects, conveyer belt is sequentially connected between the runner, the second filter screen, the machine are fixedly installed on the right side of the body inner cavity
The right side opening of body is equipped with discharge gate, and the bottom of the discharge gate is provided with third nesting box.
Preferably, the bottom angled of the body inner cavity is equipped with marker board, and the bottom of the body is equipped with the 4th row
Hopper, the 4th nesting box are located at the bottom of marker board.
Preferably, the bottom symmetrical of the suction bucket is welded with deflector.
Preferably, first sieve plate and the second sieve plate are inclined to set, and inclination angle is 15-20 degree.
(3) beneficial effect
The present invention provides a kind of bio-pharmaceuticals screening installations.Has following beneficial effect：
The bio-pharmaceuticals screening installation can carry out multi-stage screening to medicine material by the way that multi-stage screening mechanism is arranged,
To improve screening precision, and the screening installation, in the way of bias screening, screening efficiency can be improved, simultaneously should
Screening plant can also absorb the impurity such as dust in medicine material, remove impurity, and raw material is entered to by feed hopper
In body, asepwirator pump is opened, generates negative pressure, so that raw material be adsorbed, the impurity such as dust in raw material pass through the first filtering
Net is then entered in suction box by drainage conduit, raw material due to cannot by the first filter screen, be blocked in suction bucket it
Outside, to play the purpose of removal of impurities, final raw material is slid to the first sieve plate, opens first motor, and eccentric shake disk is driven to turn
Dynamic, since bias shake disk is eccentric setting, bias shake disk per revolution is hit with the first sieve plate and the second sieve plate respectively
Primary, to generate using shock vibration is hit, the raw material on the first sieve plate and the second sieve plate can be sieved respectively, it is maximum
The raw material of volume is drained into the first nesting box by the discharge groove of the first sieve plate bottom, and remaining raw material is leaked down by the first sieve pore
To the second sieve plate, by pulling push rod, drives sealing plate to rise or fall, so that discharge groove be opened or closed, pass through second
Sieve pore carries out regrading to raw material, and the raw material after regrading is collected by the second nesting box, and remaining raw material is logical
It crosses the second sieve pore to fall into conveyer belt, opens the second motor, drive runner rotation, conveyer belt rotation is then driven, thus right
Raw material is shifted, and raw material finally slides to the second filter screen, can carry out the sieve of third time to raw material by the second filter screen
Point, the raw material after screening is entered in third nesting box by discharge gate, and the remaining the smallest raw material of volume passes through the second filtering
Net is filtered out to marker board, is collected eventually by the 4th nesting box.
Detailed description of the invention
Fig. 1 is structure of the invention diagrammatic cross-section；
Fig. 2 is partial structurtes enlarged drawing of the present invention；
Fig. 3 is the first sieve-plate structure schematic diagram of the invention；
Fig. 4 is the second sieve-plate structure schematic diagram of the invention.
In figure：1, body；2, feed hopper；3, asepwirator pump；4, suction bucket；5, the first filter screen；6, drainage conduit；7, dust suction
Case；8, fixing seat；9, spring；10, the first sieve plate；101, the first sieve pore；11, the second sieve plate；110, the second sieve pore；12, first
Motor；13, eccentric shake disk；14, discharge groove；15, sealing plate；16, buffer spring；17, push rod；18, the first nesting box；19, second
Motor；20, runner；21, conveyer belt；22, the second filter screen；23, discharge gate；24, third nesting box；25, marker board；26,
Four nesting box；27, deflector；28, the second nesting box.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs 1-4, the present invention provides a kind of technical solution：A kind of bio-pharmaceuticals screening installation is more by being arranged
Grade screening mechanism can carry out multi-stage screening to medicine material, to improve screening precision, and the screening installation, utilize
The mode of bias screening, can be improved screening efficiency, while the screening plant, can also be to impurity such as dusts in medicine material
It is absorbed, removes impurity, including body 1, the left and right sides at 1 top of body is welded with feed hopper 2, and the top of body 1 is solid
Dingan County is equipped with asepwirator pump 3, is provided with suction bucket 4 at the top of 1 inner cavity of body, the top of suction bucket 4 and the bottom of asepwirator pump 3 are fixed
Connection, the bottom symmetrical of suction bucket 4 are welded with deflector 27, and the inner cavity of suction bucket 4 is fixedly installed with the first filter screen 5, air-breathing
The left and right sides of pump 3 is mounted on drainage conduit 6, the one end of drainage conduit 6 far from asepwirator pump 3 and the suction box 7 for being located at 1 top of body
Top be connected with each other, raw material is entered in body 1 by feed hopper 2, and asepwirator pump 3 is opened, generate negative pressure, thus by raw material into
Row absorption, the impurity such as dust in raw material are then entered in suction box 7 by drainage conduit 6 by the first filter screen 5, raw material by
In cannot be by the first filter screen 5, therefore be blocked in except suction bucket 4, to play the purpose of removal of impurities, body 1 it is interior
Chamber is symmetrically welded with fixing seat 8, and the bottom of fixing seat 8 is fixedly connected with spring 9, and the one end of spring 9 far from fixing seat 8 is pacified respectively
Equipped with the first sieve plate 10 and the second sieve plate 11, the first sieve plate 10 and the second sieve plate 11 are inclined to set, and inclination angle is 15-
20 degree, the first sieve pore 101 is offered on the first sieve plate 10, the second sieve pore 110, the inner cavity of body 1 are offered on the second sieve plate 11
First motor 12 is installed, first motor 12 is between the first sieve plate 10 and the second sieve plate 11, the output end of first motor 12
It is rotatably connected to eccentric shake disk 13, symmetrically offers discharge groove 14 on the inner wall of body 1, discharge groove 14 is located at the first sieve plate
10 and second sieve plate 11 bottom, the inner wall of body 1 is fixedly connected with buffer spring 16, and the bottom of buffer spring 16 is connected with
Sealing plate 15, the side of sealing plate 15 is welded with push rod 17, and push rod 17 extends to the outside of body 1, and final raw material slides to first
On sieve plate 10, first motor 12 is opened, eccentric shake disk 13 is driven to rotate, it is eccentric since bias shake disk 13 is eccentric setting
13 per revolution of disk is shaken, is hit once with the first sieve plate 10 and the second sieve plate 11 respectively, it, can using the vibration generated is hit
To sieve respectively to the raw material on the first sieve plate 10 and the second sieve plate 11, the raw material of maximum volume passes through the first sieve plate 10
The discharge groove 14 of bottom drains into the first nesting box 18, and remaining raw material is leaked down by the first sieve pore 101 to the second sieve plate 11,
By pulling push rod 17, drives sealing plate 15 to rise or fall, so that discharge groove 14 be opened or closed, pass through the second sieve pore 110
Regrading is carried out to raw material, the bottom of sealing plate 15 extends in discharge groove 14, and the outside of body 1 is separately installed with the first discharge
Case 18 and the second nesting box 28, and the first nesting box 18 and the second nesting box 28 are located at the first sieve plate 10 and second
The bottom of sieve plate 11, the inner cavity of body 1 are movably installed with runner 20, and the inner cavity of body 1 is equipped with the second motor 19, the second motor
Runner 20 on the left of 19 output end and 1 inner cavity of body is connected with each other, and is sequentially connected with conveyer belt 21, body 1 between runner 20
The second filter screen 22 is fixedly installed on the right side of inner cavity, the second filter screen 22 is strainer common on the market, but it is in incline that it, which is,
Oblique posture is arranged in inside body 1, and is collected the raw material after regrading, remaining original by the second nesting box 28
Material is fallen by the second sieve pore 110 to conveyer belt 21, and the second motor 19 is opened, and runner 20 is driven to rotate, and then drives transport
Band 21 rotates, to shift to raw material, raw material is finally slid to the second filter screen 22, can be right by the second filter screen 22
Raw material carries out the screening of third time, and the right side opening of body 1 is equipped with discharge gate 23, and the bottom of discharge gate 23 is provided with third nesting box
24, the bottom angled of 1 inner cavity of body is equipped with marker board 25, and the bottom of body 1 is equipped with the 4th nesting box 26, the 4th nesting box
26 are located at the bottom of marker board 25, and the raw material after screening is entered in third nesting box 24 by discharge gate 23, remaining volume
The smallest raw material is filtered out by the second filter screen 22 to marker board 25, is collected eventually by the 4th nesting box 26.
In use, raw material is entered in body 1 by feed hopper 2, open asepwirator pump 3, generate negative pressure, thus by raw material into
Row absorption, the impurity such as dust in raw material are then entered in suction box 7 by drainage conduit 6 by the first filter screen 5, raw material by
It in cannot be by the first filter screen 5, therefore be blocked in except suction bucket 4, to play the purpose of removal of impurities, final raw material is sliding
It drops down on the first sieve plate 10, opens first motor 12, eccentric shake disk 13 is driven to rotate, since bias shake disk 13 is eccentric setting,
Therefore eccentric shake 13 per revolution of disk, hits once with the first sieve plate 10 and the second sieve plate 11 respectively, is generated using hitting
Vibration, the raw material on the first sieve plate 10 and the second sieve plate 11 can be sieved respectively, the raw material of maximum volume passes through
The discharge groove 14 of first sieve plate, 10 bottom drains into the first nesting box 18, and remaining raw material is leaked down by the first sieve pore 101 to the
On two sieve plates 11, by pulling push rod 17, drives sealing plate 15 to rise or fall, so that discharge groove 14 be opened or closed, pass through
Second sieve pore 110 carries out regrading to raw material, and is collected the raw material after regrading by the second nesting box 28, remaining
Raw material fallen into conveyer belt 21 by the second sieve pore 110, open the second motor 19, drive runner 20 to rotate, then drive
Conveyer belt 21 rotates, to shift to raw material, raw material is finally slid to the second filter screen 22, passes through the second filter screen 22
The screening that third time can be carried out to raw material, the raw material after screening is entered in third nesting box 24 by discharge gate 23, remaining
The smallest raw material of volume is filtered out by the second filter screen 22 to marker board 25, is collected eventually by the 4th nesting box 26.
In conclusion the bio-pharmaceuticals screening installation can carry out medicine material by the way that multi-stage screening mechanism is arranged
In the way of bias screening, screening effect can be improved to improve screening precision, and the screening installation in multi-stage screening
Rate, while the screening plant can also absorb the impurity such as dust in medicine material, remove impurity.
It should be noted that the electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and
And main controller can play the conventionally known equipment of control, control principle, internal structure and control switch side for computer etc.
Formula etc. is the conventional means of the prior art, directly quotes, does not repeat them here herein, herein, the first and second grades
The relational terms of class are only used to distinguish one entity or operation from another entity or operation, and are not necessarily required
Or imply that there are any actual relationship or orders between these entities or operation.Moreover, term " includes ", " packet
Containing " or any other variant thereof is intended to cover non-exclusive inclusion, so that including the process of a series of elements, side
Method, article or equipment not only include those elements, but also including other elements that are not explicitly listed, or further include
For elements inherent to such a process, method, article, or device.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of bio-pharmaceuticals screening installation, including body (1), it is characterised in that：The left and right sides at the top of the body (1)
It is welded with feed hopper (2), is fixedly installed with asepwirator pump (3) at the top of the body (1), the top of body (1) inner cavity
It is provided with suction bucket (4), the top of the suction bucket (4) is fixedly connected with the bottom of asepwirator pump (3), the suction bucket (4)
Inner cavity is fixedly installed with the first filter screen (5), is mounted on drainage conduit (6), the discharge at left and right sides of the asepwirator pump (3)
It manages the one end of (6) far from asepwirator pump (3) and the top for the suction box (7) being located at the top of body (1) is connected with each other, the body
(1) inner cavity is symmetrically welded with fixing seat (8), and the bottom of the fixing seat (8) is fixedly connected with spring (9), the spring (9)
One end far from fixing seat (8) is separately installed with the first sieve plate (10) and the second sieve plate (11), on first sieve plate (10)
It offers the first sieve pore (101), is offered the second sieve pore (110) on second sieve plate (11), the inner cavity peace of the body (1)
Equipped with first motor (12), the first motor (12) is between the first sieve plate (10) and the second sieve plate (11), and described first
The output end of motor (12) is rotatably connected to eccentric shake disk (13), symmetrically offers discharge groove on the inner wall of the body (1)
(14), the discharge groove (14) is located at the bottom of the first sieve plate (10) and the second sieve plate (11), the body (1) it is interior
Wall is fixedly connected with buffer spring (16), and the bottom of the buffer spring (16) is connected with sealing plate (15), the sealing plate (15)
Side is welded with push rod (17), and push rod (17) extends to the outside of body (1), and the bottom of the sealing plate (15) extends to discharge
In slot (14), the outside of the body (1) is separately installed with the first nesting box (18) and the second nesting box (28), and first row
Hopper (18) and the second nesting box (28) are located at the bottom of the first sieve plate (10) and the second sieve plate (11), the body
(1) inner cavity is movably installed with runner (20), and the inner cavity of the body (1) is equipped with the second motor (19), second motor
(19) output end is connected with each other with the runner (20) on the left of body (1) inner cavity, is sequentially connected with fortune between the runner (20)
Defeated band (21) is fixedly installed with the second filter screen (22) on the right side of body (1) inner cavity, opens up on the right side of the body (1)
Have discharge gate (23), the bottom of the discharge gate (23) is provided with third nesting box (24).
2. a kind of bio-pharmaceuticals screening installation according to claim 1, it is characterised in that：Body (1) inner cavity
Bottom angled is equipped with marker board (25), and the bottom of the body (1) is equipped with the 4th nesting box (26), the 4th nesting box
(26) it is located at the bottom of marker board (25).
3. a kind of bio-pharmaceuticals screening installation according to claim 1, it is characterised in that：The bottom of the suction bucket (4)
Portion is symmetrically welded with deflector (27).
4. a kind of bio-pharmaceuticals screening installation according to claim 1, it is characterised in that：First sieve plate (10) with
And second sieve plate (11) be inclined to set, and inclination angle be 15-20 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810993237.2A CN108855928A (en) | 2018-08-29 | 2018-08-29 | A kind of bio-pharmaceuticals screening installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810993237.2A CN108855928A (en) | 2018-08-29 | 2018-08-29 | A kind of bio-pharmaceuticals screening installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108855928A true CN108855928A (en) | 2018-11-23 |
Family
ID=64322475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810993237.2A Withdrawn CN108855928A (en) | 2018-08-29 | 2018-08-29 | A kind of bio-pharmaceuticals screening installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108855928A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109719031A (en) * | 2018-11-29 | 2019-05-07 | 安徽众鑫机电设备有限公司 | A kind of stainless steel processing waste material collection device |
| CN109913363A (en) * | 2019-04-03 | 2019-06-21 | 何春兰 | A kind of cell separation system and cell isolation method |
| CN110280473A (en) * | 2019-07-20 | 2019-09-27 | 江苏维乐益生食品科技有限公司 | A kind of food processing raw material screening device |
| CN111715518A (en) * | 2020-07-09 | 2020-09-29 | 袁静 | Soybean classified screening device |
| CN112090816A (en) * | 2020-08-28 | 2020-12-18 | 福建省创鑫木业有限公司 | Fence plate post-partum surface cleaning device |
| CN112680783A (en) * | 2021-01-23 | 2021-04-20 | 漯河市鸿秀商贸有限公司 | Raw material production screening equipment for growing rutile single crystals by flame fusion method and operation method |
| CN115106276A (en) * | 2021-08-06 | 2022-09-27 | 中节能（合肥）可再生能源有限公司 | Eccentric sieve tray for black soldier fly biological treatment insect-residue separation device |
-
2018
- 2018-08-29 CN CN201810993237.2A patent/CN108855928A/en not_active Withdrawn
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109719031A (en) * | 2018-11-29 | 2019-05-07 | 安徽众鑫机电设备有限公司 | A kind of stainless steel processing waste material collection device |
| CN109913363A (en) * | 2019-04-03 | 2019-06-21 | 何春兰 | A kind of cell separation system and cell isolation method |
| CN109913363B (en) * | 2019-04-03 | 2020-04-10 | 北京泰盛生物科技有限公司 | Cell separation system and cell separation method |
| CN110280473A (en) * | 2019-07-20 | 2019-09-27 | 江苏维乐益生食品科技有限公司 | A kind of food processing raw material screening device |
| CN111715518A (en) * | 2020-07-09 | 2020-09-29 | 袁静 | Soybean classified screening device |
| CN112090816A (en) * | 2020-08-28 | 2020-12-18 | 福建省创鑫木业有限公司 | Fence plate post-partum surface cleaning device |
| CN112680783A (en) * | 2021-01-23 | 2021-04-20 | 漯河市鸿秀商贸有限公司 | Raw material production screening equipment for growing rutile single crystals by flame fusion method and operation method |
| CN115106276A (en) * | 2021-08-06 | 2022-09-27 | 中节能（合肥）可再生能源有限公司 | Eccentric sieve tray for black soldier fly biological treatment insect-residue separation device |
| CN115106276B (en) * | 2021-08-06 | 2023-08-04 | 中节能（合肥）可再生能源有限公司 | Eccentric screen disc for hermetia illucens biological treatment insect residue separation device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181123 |