CN109621477A - A kind of layer structure and its application method of freeze dryer - Google Patents
A kind of layer structure and its application method of freeze dryer Download PDFInfo
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- CN109621477A CN109621477A CN201811487401.9A CN201811487401A CN109621477A CN 109621477 A CN109621477 A CN 109621477A CN 201811487401 A CN201811487401 A CN 201811487401A CN 109621477 A CN109621477 A CN 109621477A
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Abstract
The invention discloses a kind of layer structure of freeze dryer and its application methods, layer structure includes plate layer and pusher frame, pusher frame can opposite plate layer it is mobile and cooperatively form drawer-type structure with plate layer, there are two lateral coaming plate and a squab panels for the tool of plate layer, pusher frame by front end main scraper plate, the sealing plate of rear end and the connecting plate of the left and right sides are constituted, the semi enclosed area that can store medical fluid is surrounded between sealing plate and the lateral coaming plate and squab panel of plate layer, main scraper plate is located on the inside of semi enclosed area, connecting plate is located at the outside of lateral coaming plate, connecting plate is equipped with the idler wheel that can be moved on plate layer.Application method includes charging, freeze-drying, discharging and cleaning, and layer structure utilization rate of the invention is high, and layer structure is easy to clean.
Description
Technical field
The present invention relates to food, medical packaging machinery more particularly to a kind of layer structures and its application method of freeze dryer.
Background technique
Vacuum freeze-drying machine is a kind of equipment that substance is dried under vacuum and low temperature, all can by dry substance
It is placed on plate layer, the substance before pharmacy and field of food, drying is that liquid condition accounts for significant portion, is substantially after dry solid
Body or powder agglomates, existing freeze dryer layer structure, one is flat, liquid is initially charged with pallet, and pallet is placed on plate later
On formula plate layer, one kind is convertible, plate layer surrounding band flanging, between medical fluid on load plate layer.Using flat plate layer, medicine is loaded
Liquid and unloading dry powder heavy workload, and plate layer utilization rate is low；Using convertible plate layer, needs to increase additional equipment and unloaded
Material, and the plate layer of freeze dryer also needs to overturn to realize clear draining, structure is complicated.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, provide that a kind of plate layer utilization rate be high, cleaning
The layer structure and its application method of convenient freeze dryer.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of layer structure of freeze dryer, including plate layer and pusher frame, the pusher frame can the movement of opposite plate layer and and plates
Layer cooperatively forms drawer-type structure, and there are two lateral coaming plate and a squab panels for the tool of the plate layer, and the pusher frame is by front end
The connecting plate of main scraper plate, the sealing plate of rear end and the left and right sides is constituted, the lateral coaming plate and squab panel of the sealing plate and plate layer it
Between surround the semi enclosed area that can store medical fluid, the main scraper plate is located on the inside of semi enclosed area, and the connecting plate is located at side wall
The outside of plate, the connecting plate are equipped with the idler wheel that can be moved on plate layer.
As a further improvement of the above technical scheme, it is preferred that the plate layer is to extending to form support except lateral coaming plate
Portion, the idler wheel roll on support portion；It is equipped on the main scraper plate and sealing plate of the pusher frame and is worn for the lateral coaming plate
The escape groove crossed.
As a further improvement of the above technical scheme, it is preferred that the pusher frame is gone back between sealing plate and main scraper plate
Equipped with multiple separation scraper plates in grid arrangement.
As a further improvement of the above technical scheme, it is preferred that the sealing plate is equipped with gasket, the gasket
Be surrounded by protrusion lip.
As a further improvement of the above technical scheme, it is preferred that one is equipped on the outside of the freeze drying box of the freeze dryer
Drive system, the drive system are RGV trolley, and the RGV trolley is equipped with for being pushed into or pulling out freeze drying box for pusher frame
Interior sliding frame manipulator.
As a further improvement of the above technical scheme, it is preferred that the RGV trolley is equipped with receiving hopper and driving splicing
The splicing driving mechanism that bucket enters the feed inlet and outlet of freeze drying box and docks with plate layer, the receiving hopper connect a PE splicing bag.
A kind of application method of the layer structure based on above-mentioned freeze dryer, the interior freeze drying box of the freeze dryer includes multilayer
The layer structure, the application method of the layer structure the following steps are included:
S71, charging: each plate layer drops to extreme lower position in freeze drying box, and a pusher frame is driven to enter in freeze drying box, and most
The plate layer on upper layer cooperatively forms semi enclosed area, and the perfusion on the plate layer, the plate layer and pusher frame rise together later, followed by drive
Dynamic second pusher frame enters in freeze drying box, cooperatively forms semi enclosed area with second layer laminate from top to bottom, repetitive operation is straight
Equal perfusion on to each plate layer, each plate layer rises to extreme higher position at this time；
S72, freeze-drying；
S73, discharging: undermost pusher frame is driven to leave plate layer, pusher frame and its main scraper plate with the medicinal powder one of freeze-drying
It rises and leaves freeze drying box, medicinal powder is collected, and the pusher frame is sent back on corresponding plate layer later, then each plate layer decline, driving
Second layer pusher frame from bottom to up leaves plate layer, and repetitive operation is until the medicinal powder on each plate layer is collected and each pusher frame is sent
It is back on corresponding plate layer, each plate layer drops to extreme lower position at this time；
S74, cleaning: after discharging, the semi enclosed area formed to plate layer and pusher frame carries out spray cleaning, by pusher after cleaning
The sealing plate of frame separates certain interval with plate layer, and the sewage after the cleaning of semi enclosed area is discharged out of this gap, then plate layer with push away
Material frame forms semi enclosed area again, repeats the above spray cleaning process, stops cleaning after reaching cleaning requirement, arrange on dried plate layer
Water.
As a further improvement of the above technical scheme, it is preferred that in the step S73, medicinal powder is arranged on freeze drying box
Outer PE splicing bag is collected, and the PE splicing bag connects a receiving hopper, and before undermost plate layer discharging, receiving hopper enters freeze-drying
The feed inlet and outlet of case is simultaneously docked with plate layer, until the plate layer of top layer has gone out after material, receiving hopper leaves the feed inlet and outlet.
As a further improvement of the above technical scheme, it is preferred that a upper guiding is set in the freeze drying box of freeze dryer
Plate and a lower guide plate, the upper guide plate and lower guide plate are located above and below feed inlet and outlet, in the step S74
Cleaning specific steps are as follows:
After discharging, each plate layer rises, and upper guide plate driving pusher frame and plate layer cooperatively form semi enclosed area, to half envelope
Closed zone carries out spray cleaning, and each plate layer decline after cleaning, the sealing plate of lower guide plate driving pusher frame leaves plate layer certain interval,
Water on plate layer is flowed out from the gap, and then plate layer rises, and upper guide plate driving pusher frame and plate layer cooperatively form half envelope again
Closed zone repeats the above cleaning process, until stopping cleaning after reaching cleaning requirement, each plate layer decline starts to drain, and drops to most
After lower position, certain time is stopped, water on plate layer is discharged.
As a further improvement of the above technical scheme, it is preferred that the upper guide plate has a upper guiding surface, under
Guide plate has a lower guiding surface, and the upper guiding surface is parallel with lower guiding surface, and the upper guiding surface, which is directed toward, to be frozen
In dry case, lower guiding surface is directed toward outside freeze drying box, the pusher frame close to one end of sealing plate be equipped with can with upper guiding surface and
The directive wheel of lower guiding surface cooperation.
Compared with the prior art, the advantages of the present invention are as follows:
(1) layer structure of freeze dryer of the invention, setting are cooperatively formed in drawer type cooperation pusher frame and plate layer, the two
The semi enclosed area that medical fluid can be stored, after freeze-drying, the main scraper plate on pusher frame scrapes the medicinal powder being lyophilized on plate layer when exiting plate layer
Out, it takes away plate layer to be collected by special collection device, idler wheel is set on pusher frame, idler wheel rolls on plate layer, is convenient for pusher
Frame easily enters plate layer, greatly reduces mobile friction between the two, this drawer type fit structure of pusher frame and plate layer
Both the medical fluid that can have directly stored liquid, substantially increases the utilization rate of plate layer, and during subsequent cleaning, pusher frame
Sealing plate may exit off plate layer certain distance so that the cleaning water energy on plate layer is smoothly discharged.
(2) cleaning method of the plate layer of freeze dryer and is pushed away due to being provided with upper guide plate, lower guide plate in the present invention
The drawer-type structure of material frame and plate layer, in cleaning, pusher frame can be separated with plate layer, be not required in this way when plate layer drains
It overturns and is drained, simplify the structure of cleaning difficulty and cleaning.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of freeze dryer layer structure of the present invention.
Fig. 2 is the schematic view of the front view of plate layer in the present invention.
Fig. 3 is the schematic perspective view of plate layer in the present invention.
Fig. 4 is the schematic view of the front view of pusher frame in the present invention.
Fig. 5 is the schematic perspective view of pusher frame in the present invention.
Fig. 6 is enlarged drawing at A in Fig. 5.
Fig. 7 is enlarged drawing at B in Fig. 5.
Fig. 8 is the charging schematic diagram of pusher frame and plate layer in the present invention.
Fig. 9 is enlarged drawing at C in Fig. 8.
Figure 10 is the discharging schematic diagram of pusher frame and plate layer in the present invention.
Each label indicates in figure:
1, freeze drying box；11, feed inlet and outlet；2, plate layer；21, squab panel；22, lateral coaming plate；23, support portion；3, pusher frame；
301, escape groove；31, main scraper plate；32, sealing plate；321, gasket；322, lip；33, connecting plate；34, idler wheel；35, separate
Scraper plate；36, directive wheel；4, RGV trolley；5, sliding frame manipulator；61, receiving hopper；62, splicing driving mechanism；63, PE splicing
Bag；7, upper guide plate；71, upper guiding surface；8, lower guide plate；81, lower guiding surface.
Specific embodiment
Below in conjunction with Figure of description and specific embodiment, invention is further described in detail.
As shown in Figures 1 to 7, the layer structure of the freeze dryer of the present embodiment, including plate layer 2 and pusher frame 3, pusher frame 3
Can opposite plate layer 2 it is mobile and cooperatively form drawer-type structure with plate layer 2, there are two lateral coaming plate 22 and a back walls for the tool of plate layer 2
Plate 21, pusher frame 3 are made of the connecting plate 33 of the main scraper plate 31 of front end, the sealing plate 32 of rear end and the left and right sides, sealing plate 32
The semi enclosed area that can store medical fluid is surrounded between the lateral coaming plate 22 and squab panel 21 of plate layer, main scraper plate 31 is located at semiclosed
On the inside of area, connecting plate 33 is located at the outside of lateral coaming plate 22, and connecting plate 33 is equipped with the idler wheel 34 that can be moved on plate layer 2.
Specifically, plate layer 2 is to support portion 23 is extended to form except lateral coaming plate 22, idler wheel 34 rolls on support portion 23, rolling
The setting of wheel 34 and guide part 23 easily enters plate layer 2 convenient for pusher frame 3, greatly reduces mobile friction between the two；It pushes away
It is equipped with the escape groove 301 passed through for lateral coaming plate 22 on the main scraper plate 31 and sealing plate 32 of material frame 3, this structure enables to push away
Two connecting plates 33 of material frame 3 are in the outside of lateral coaming plate 22 of plate layer 2, and then the sealing plate 32 of only pusher frame 3 and plate layer 2
The semi enclosed area that can store medical fluid is formed between lateral coaming plate 22, squab panel 21, the maximized space for utilizing plate layer 2 mentions significantly
The high utilization rate of plate layer 2.
When charging, pusher frame 3 is driven by a drive system outside freeze dryer, into the freeze drying box 1 of freeze dryer, with plate
Layer 2 cooperatively forms the semi enclosed area that can store medical fluid, and after freeze-drying, drive system drives pusher frame 3 to leave plate layer 2, pusher frame 3 again
On main scraper plate 31 when exiting plate layer 2, the medicinal powder being lyophilized on plate layer 2 is scraped, plate layer 2 is taken away and is received by special collection device
Collection.The setting of idler wheel 34 and guide part 23 easily enters plate layer 2 convenient for pusher frame 3, greatly reduces movement between the two and rub
It wipes.This structure of pusher frame 3 and plate layer 2 both can directly store the medical fluid of liquid, substantially increase the utilization rate of plate layer 2,
And during subsequent cleaning, the sealing plate 32 of pusher frame 3 may exit off 2 certain distance of plate layer, so that on plate layer 2
Cleaning water energy be smoothly discharged.
In the present embodiment, the drive system outside freeze dryer is specially RGV trolley 4, and RGV trolley 4 is equipped with for that will push away
Sliding frame manipulator 5 in the push-in of material frame 3 or pull-out freeze drying box 1.When charging, RGV trolley 4 is with pusher frame 3 close to freeze drying box 1
Feed inlet and outlet 11, sliding frame manipulator 5 will pusher frame 3 be pushed into freeze drying box 1 in plate layer 2 on.When discharging, sliding frame manipulator
5 catch on the sealing plate 32 of 3 rear end of pusher frame, take the medicinal powder of pusher frame 3 and freeze-drying out of freeze drying box 1 together.It is set on RGV trolley 4
The splicing driving mechanism 62 for having receiving hopper 61 and driving receiving hopper 61 to enter feed inlet and outlet 11 and being docked with plate layer 2, receiving hopper 61
Connect a PE splicing bag 63.PE splicing bag 63 and receiving hopper 61 constitute above-mentioned medicinal powder collection device.Splicing driving mechanism
62 be conventional linear slider mould group.
In the present embodiment, main scraper plate 31, sealing plate 32 and the connecting plate 33 of two sides are integrally formed structures, pusher frame
3 are additionally provided with multiple separation scraper plates 35 in grid arrangement between sealing plate 32 and main scraper plate 31.Separate scraper plate 35 on plate layer 2
Powder is separated into 4-6 equal part, while having 20 × 20 grid in each equal part, and powder is scraped using separation scraper plate 35 after freeze-drying
Plate layer 2 forms 20 × 20mm specification and falls into the PE splicing bag 63 under receiving hopper 61.
In the present embodiment, sealing plate 32 is equipped with gasket 321, the lip 322 for being surrounded by protrusion of gasket 321.
Lip 322 encases the front end of plate layer 2, improves sealing effect.
The layer structure of the freeze dryer of the present embodiment is arranged in freeze drying box 1 in multilayer, the use of the multilayer layer structure
Method the following steps are included:
S71, charging: each plate layer 2 drops to extreme lower position in freeze drying box 1, and a pusher frame 3 is driven to enter in freeze drying box 1
(as shown in Figure 8) cooperatively forms semi enclosed area with the plate layer 2 of top layer, the perfusion on the plate layer 2, later the plate layer 2 and pusher
Frame 3 rises together, enters in freeze drying box 1 followed by second pusher frame 3 of driving, cooperates with second layer laminate 2 from top to bottom
Semi enclosed area is formed, repetitive operation is until equal perfusion on each plate layer 2, and each plate layer 2 rises to extreme higher position at this time；
S72, freeze-drying；
S73, discharging: undermost pusher frame 3 is driven to leave plate layer 2, pusher frame 3 and its main scraper plate 31 with the medicine of freeze-drying
Powder leaves freeze drying box 1 (as shown in Figure 10) together, and medicinal powder is collected, and the pusher frame 3 is sent back on corresponding plate layer 2 later,
Then each plate layer 2 declines, and second layer pusher frame 3 from bottom to up is driven to leave plate layer 2, and repetitive operation is until on each plate layer 2
Medicinal powder is collected and each pusher frame 3 is sent back on corresponding plate layer 2, and each plate layer 2 drops to extreme lower position at this time；
S74, cleaning: after discharging, the semi enclosed area formed to plate layer 2 and pusher frame 3 carries out spray cleaning, will push away after cleaning
The sealing plate 32 of material frame 3 separates certain interval with plate layer 2, and the sewage after the cleaning of semi enclosed area is discharged out of this gap, then plate
Layer 2 forms semi enclosed area with pusher frame 3 again, repeats the above spray cleaning process, stops cleaning after reaching cleaning requirement, drain
Water on plate layer 2.
In the present embodiment, in step S73, medicinal powder is arranged on the collection of the PE splicing bag 63 on the outer RGV trolley 4 of freeze drying box 1,
PE splicing bag 63 connects a receiving hopper 61, and before undermost plate layer 2 discharges, receiving hopper 61 enters the feed inlet and outlet of freeze drying box 1
It 11 and is docked with plate layer 2, until the plate layer 2 of top layer has gone out after material, receiving hopper 61 leaves feed inlet and outlet 11.
In the present embodiment, in step S71 when semi enclosed area carries out perfusion, (in figure not using 1 inside filling gun of freeze drying box
Show) auto-filling.
For the cleaning method of the plate layer of the freeze dryer of the present embodiment, before washing, as shown in figure 9, in freeze dryer
Setting one upper guide plate 7 and a lower guide plate 8, upper guide plate 7 and lower guide plate 8 are located at feed inlet and outlet 11 in freeze drying box 1
Above and below, the function of lower guide plate 8 is that sliding frame 3 is separated to certain distance with plate layer 2, and the effect of upper guide plate 7 is
Pusher frame 3 after separation certain distance is closed with plate layer 2, the specific steps of the cleaning in step S74 are as follows:
After discharging, each plate layer 2 rises, and upper guide plate 7 drives pusher frame 3 and plate layer 2 to cooperatively form semi enclosed area, to this
Semi enclosed area carries out spray cleaning, and each plate layer 2 declines after cleaning, and lower guide plate 8 drives the sealing plate 32 of pusher frame 3 to leave plate layer
2 certain intervals, the water on plate layer 2 are flowed out from the gap, and then plate layer 2 rises, and upper guide plate 7 drives pusher frame 3 and plate layer 2 again
It is secondary to cooperatively form semi enclosed area, the above cleaning process is repeated, until stopping cleaning after reaching cleaning requirement, each decline of plate layer 2 is opened
Begin to drain, after dropping to extreme lower position, stops certain time, water on plate layer 2 is discharged.
In the present embodiment, specifically, upper guide plate 7 has a upper guiding surface 71, lower guide plate 8 has leads under one
To inclined-plane 81, upper guiding surface 71 is parallel with lower guiding surface 81, and upper guiding surface 71 is directed toward in freeze drying box 1, lower guiding surface
81 are directed toward outside freeze drying box 1, and pusher frame 3 is equipped with close to one end of sealing plate 32 to match with upper guiding surface 71 and lower guiding surface 81
The directive wheel 36 of conjunction.
The cleaning method of the plate layer of freeze dryer of the invention, due to being provided with upper guide plate 7, lower guide plate 8 and pusher
The drawer-type structure of frame 3 and plate layer 2, in cleaning, pusher frame 3 can be separated with plate layer 2, in this way when plate layer 3 drains
It does not need overturning to be drained, simplifies the structure of cleaning difficulty and cleaning.
Although the present invention has been disclosed as a preferred embodiment, however, it is not intended to limit the invention.It is any to be familiar with ability
The technical staff in domain, without deviating from the scope of the technical scheme of the present invention, all using the technology contents pair of the disclosure above
Technical solution of the present invention makes many possible changes and modifications or equivalent example modified to equivalent change.Therefore, all
Without departing from the content of technical solution of the present invention, according to the present invention technical spirit any simple modification made to the above embodiment,
Equivalent variations and modification, all shall fall within the protection scope of the technical scheme of the invention.
Claims (10)
1. a kind of layer structure of freeze dryer, which is characterized in that including plate layer (2) and pusher frame (3), the pusher frame (3) can
Opposite plate layer (2) is mobile and cooperatively forms drawer-type structure with plate layer (2), and there are two lateral coaming plate (22) for the tool of the plate layer (2)
With a squab panel (21), the pusher frame (3) is by the main scraper plate (31) of front end, the sealing plate (32) of rear end and the left and right sides
Connecting plate (33) is constituted, and surrounding one between the sealing plate (32) and the lateral coaming plate (22) and squab panel (21) of plate layer can store
The semi enclosed area of medical fluid, the main scraper plate (31) are located on the inside of semi enclosed area, and the connecting plate (33) is located at lateral coaming plate (22)
Outside, the connecting plate (33) are equipped with the idler wheel (34) that can be moved on plate layer (2).
2. the layer structure of freeze dryer according to claim 1, which is characterized in that the plate layer (2) is to lateral coaming plate (22)
Except extend to form support portion (23), the idler wheel (34) rolls on support portion (23)；The main scraper plate of the pusher frame (3)
(31) and on sealing plate (32) it is equipped with the escape groove (301) passed through for the lateral coaming plate (22).
3. the layer structure of freeze dryer according to claim 1, which is characterized in that the pusher frame (3) is in sealing plate
(32) multiple separation scraper plates (35) in grid arrangement are additionally provided between main scraper plate (31).
4. according to claim 1 to the layer structure of freeze dryer described in 3 any one, which is characterized in that the sealing plate
(32) gasket (321) are equipped with, the lip (322) for being surrounded by protrusion of the gasket (321).
5. according to claim 1 to the layer structure of freeze dryer described in 3 any one, which is characterized in that in the freeze dryer
Freeze drying box (1) on the outside of be equipped with a drive system, the drive system is RGV trolley (4), and the RGV trolley (4) is equipped with
For pusher frame (3) being pushed into or being pulled out the sliding frame manipulator (5) in freeze drying box (1).
6. the layer structure of freeze dryer according to claim 5, which is characterized in that the RGV trolley (4) is equipped with splicing
Bucket (61) and the splicing driving machine for driving receiving hopper (61) to enter the feed inlet and outlet (11) of freeze drying box (1) and dock with plate layer (2)
Structure (62), the receiving hopper (61) connect a PE splicing bag (63).
7. a kind of application method of the layer structure based on freeze dryer described in claim 1 to 6 any one, feature exist
In including layer structure described in multilayer in the freeze drying box (1) of the freeze dryer, the application method of the layer structure includes following
Step:
S71, charging: each plate layer (2) drops to extreme lower position in freeze drying box (1), and a pusher frame (3) is driven to enter freeze drying box
(1) in, semi enclosed area is cooperatively formed with the plate layer (2) of top layer, the perfusion on the plate layer (2), the plate layer (2) and pusher later
Frame (3) rises together, enters in freeze drying box (1) followed by second pusher frame (3) of driving, with second layer laminate from top to bottom
(2) semi enclosed area is cooperatively formed, repetitive operation is until equal perfusion on each plate layer (2), and each plate layer (2) rises to highest order at this time
It sets；
S72, freeze-drying；
S73, discharging: driving undermost pusher frame (3) to leave plate layer (2), and pusher frame (3) and its main scraper plate (31) are with freeze-drying
Medicinal powder leave freeze drying box (1) together, medicinal powder is collected, and the pusher frame (3) is sent back on corresponding plate layer (2) later, is connect
The decline of each plate layer (2), drive second layer pusher frame (3) from bottom to up to leave plate layer (2), repetitive operation is until each plate layer
(2) medicinal powder on is collected and each pusher frame (3) is sent back on corresponding plate layer (2), and each plate layer (2) drops to minimum at this time
Position；
S74, cleaning: after discharging, the semi enclosed area formed to plate layer (2) and pusher frame (3) carries out spray cleaning, will push away after cleaning
The sealing plate (32) of material frame (3) separates certain interval with plate layer (2), and the sewage after the cleaning of semi enclosed area is discharged out of this gap,
Then plate layer (2) and pusher frame (3) form semi enclosed area again, repeat the above spray cleaning process, stop after reaching cleaning requirement
It only cleans, the water on row dried plate layer (2).
8. the application method of the layer structure of freeze dryer according to claim 7, it is characterised in that: in the step S73,
Medicinal powder is arranged on the PE splicing bag (63) of freeze drying box (1) outside and collects, and the PE splicing bag (63) connects a receiving hopper (61),
Before undermost plate layer (2) discharging, receiving hopper (61) enters the feed inlet and outlet (11) of freeze drying box (1) and docks with plate layer (2), until
The plate layer (2) of top layer has gone out after material, and receiving hopper (61) leaves the feed inlet and outlet (11).
9. the application method of the layer structure of freeze dryer according to claim 7, which is characterized in that in the freeze-drying of freeze dryer
Setting one upper guide plate (7) and a lower guide plate (8) in case (1), the upper guide plate (7) and lower guide plate (8) are located at
Above and below feed inlet and outlet (11), the specific steps of the cleaning in the step S74 are as follows:
After discharging, each plate layer (2) rises, and upper guide plate (7) driving pusher frame (3) and plate layer (2) cooperatively forms semi enclosed area,
Spray cleaning is carried out to the semi enclosed area, each plate layer (2) decline, lower guide plate (8) drive the sealing plate of pusher frame (3) after cleaning
(32) plate layer (2) certain interval is left, the water on plate layer (2) is flowed out from the gap, and then plate layer (2) rises, upper guide plate (7)
Driving pusher frame (3) and plate layer (2) cooperatively form semi enclosed area again, repeat the above cleaning process, until reaching cleaning requirement
Stop cleaning afterwards, each plate layer (2) decline starts to drain, after dropping to extreme lower position, stops certain time, make water on plate layer (2)
It is discharged.
10. the application method of the layer structure of freeze dryer according to claim 9, it is characterised in that: the upper guide plate
(7) there are one upper guiding surface (71), lower guide plate (8) has a lower guiding surface (81), the upper guiding surface
(71) parallel with lower guiding surface (81), the upper guiding surface (71) is directed toward in freeze drying box (1), and lower guiding surface (81) is directed toward
Outside, the pusher frame (3) is equipped with close to the one end of sealing plate (32) can be oblique with upper guiding surface (71) and lower guiding for freeze drying box (1)
The directive wheel (36) of face (81) cooperation.
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| CN201811487401.9A CN109621477B (en) | 2018-12-06 | 2018-12-06 | Plate layer structure of freeze dryer and use method thereof |
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| CN201811487401.9A CN109621477B (en) | 2018-12-06 | 2018-12-06 | Plate layer structure of freeze dryer and use method thereof |
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