CN211519970U - Inflatable sealing freeze dryer - Google Patents
Inflatable sealing freeze dryer Download PDFInfo
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- CN211519970U CN211519970U CN201922494749.7U CN201922494749U CN211519970U CN 211519970 U CN211519970 U CN 211519970U CN 201922494749 U CN201922494749 U CN 201922494749U CN 211519970 U CN211519970 U CN 211519970U
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- freeze dryer
- inflation
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- valve
- evacuation
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Abstract
The utility model discloses an inflatable seal freeze dryer, including the freeze dryer box, be equipped with the freeze dryer door body on the freeze dryer box, be equipped with between freeze dryer box and the freeze dryer door body and be used for sealing up inflatable seal between them, inflatable seal freeze dryer still including being used for going on managing to air seal and managing to find time the system and be used for carrying on gas filled system to air seal, manage to find time system and gas filled system all with air seal and be connected. This aerify sealed freeze-dryer can prevent that the inflatable seal circle from droing, can reduce that the freeze-dryer door body unblock is long and can improve the suitability.
Description
Technical Field
The utility model relates to a food, pharmaceutical packaging mechanical equipment technical field especially relate to an inflatable seal freeze dryer.
Background
Among the current freeze dryer, the inflatable seal circle has between the freeze dryer box and the freeze dryer door body, and inflatable seal circle is sealed freeze dryer box and freeze dryer door body after aerifing, and when the freeze-drying cycle was opened the back, the door body was through inflatable seal circle inflatable seal, keeps apart the contact of the outside of freeze dryer box and the interior medicine of box, when the freeze-drying cycle ended, need open behind the unblock door body and carry out the ejection of compact. In order to prevent the gas-filled seal ring from falling off when the door is opened, the conventional method for unlocking the door body of the freeze dryer is to evacuate the box body of the freeze dryer, when the pressure in the box body of the freeze dryer is pumped to be lower than a certain negative pressure value, the gas of the gas-filled seal ring is released, the door body of the freeze dryer presses the gas-filled seal ring into an original seal groove for installing the gas-filled seal ring by means of the pressure difference between the inside and the outside of the box body, the gas is released to the normal pressure state by the negative pressure in the normal freeze-drying period, and the door body of the. The freeze dryer door body is when the unblock, and inflatable seal passes through this kind of anti-drop mode to managing to the freeze dryer box, and it is long when having increased the unlock of freeze dryer door body, influences the efficiency of opening the door of freeze dryer door body, moreover, is equipped with under the condition of processing apparatus such as isolator outside the freeze dryer door body for the internal and external pressure differential state that can not in time of freeze dryer door, this kind of conventional unblock method of freeze dryer door body is not suitable for, consequently, has reduced the suitability of inflatable seal freeze dryer.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide one kind can prevent that inflatable seal from droing, can reduce the long inflatable seal freeze dryer that can improve the suitability of freeze dryer door unlocking.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides an aerify sealed freeze dryer, includes the freeze dryer box, be equipped with the freeze dryer door body on the freeze dryer box, be equipped with between freeze dryer box and the freeze dryer door body and be used for sealing up inflatable seal circle between them, aerify sealed freeze dryer still including being used for going on evacuating to inflatable seal circle evacuating system and being used for carrying out gas filled inflation system to inflatable seal circle, evacuating system and gas filled system all are connected with inflatable seal circle.
As a further improvement of the above technical solution:
the evacuation system comprises an evacuation pump and an evacuation valve, wherein the evacuation pump is connected with the inflatable sealing ring through the evacuation valve.
The evacuation pump is a water ring pump, and the water ring pump is connected with an external water source through a flow switch and a water supply valve.
The inflation system comprises inflation equipment and an inflation valve, and the inflation equipment is connected with the inflation sealing ring through the inflation valve.
The inflation system further comprises a one-way valve and a filter, wherein the one-way valve and the filter are arranged on a pipeline connected between the inflation equipment and the inflation sealing ring.
The evacuation system and the inflation system are connected in a crossing manner, and the junction of the evacuation system and the inflation system is connected with the inflation sealing ring through a crossing pipeline.
The intersection pipeline is connected with an exhaust pipe, and an exhaust valve is arranged on the exhaust pipe.
And the intersection pipeline is provided with pressure detection equipment.
The freeze dryer box body is connected with a vacuumizing system through a box exhaust valve, an air inlet pipe is connected to the freeze dryer box body, and an air inlet valve is arranged on the air inlet pipe.
And a sealing ring is also arranged between the freeze dryer box body and the freeze dryer door body.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses an inflatable seal freeze dryer, including the freeze dryer box, be equipped with the freeze dryer door body on the freeze dryer box, be equipped with between freeze dryer box and the freeze dryer door body and be used for sealing up inflatable seal between them, inflatable seal freeze dryer still including being used for going on evacuating the system of managing to air seal and being used for carrying on gas filled system to air seal, evacuating system and gas filled system all are connected with inflatable seal. The use, when the freeze dryer door body locks on the freeze dryer box, aerify the inflatable seal circle through charging system, can realize the sealed of the freeze dryer door body, before the unlock of the freeze dryer door body, manage to find time the inflatable seal circle through managing to find time the system for after the freeze dryer door body is opened, the inflatable seal circle is the shrink state, can not have gaseous sagging downwards, drops even, can improve the efficiency of opening the door of the freeze dryer door body moreover. This aerify sealed freeze-dryer can prevent that the inflatable seal circle from droing, can reduce that the freeze-dryer door body unblock is long and can improve the suitability.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the air-filled sealed freeze dryer of the present invention.
Fig. 2 is a schematic structural diagram of the freeze dryer box of the inflatable freeze dryer of the present invention.
Fig. 3 is an enlarged view at a in fig. 2.
Fig. 4 is a schematic structural diagram of a second embodiment of the air-filled sealed freeze dryer of the present invention.
The reference numerals in the figures denote:
1. a freeze dryer door body; 11. an inflatable seal ring; 12. a seal ring; 2. an evacuation system; 21. a pump for evacuation; 22. an evacuation valve; 23. a flow switch; 24. a water supply valve; 3. an inflation system; 31. an inflation device; 32. an inflation valve; 33. a one-way valve; 34. a filter; 4. a junction conduit; 5. an exhaust pipe; 51. an exhaust valve; 6. a pressure detection device; 7. a freeze dryer box body; 8. a tank drain valve; 9. an air inlet pipe; 91. an intake valve.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples.
The first embodiment is as follows:
fig. 1 to fig. 3 show the utility model discloses an embodiment of inflatable seal freeze dryer, this inflatable seal freeze dryer includes freeze dryer box 7, be equipped with the freeze dryer door body 1 on the freeze dryer box 7, be equipped with between freeze dryer box 7 and the freeze dryer door body 1 and be used for sealing inflatable seal ring 11 between them, inflatable seal freeze dryer is still including being used for going on evacuating to inflatable seal ring 11 evacuating system 2 and being used for carrying on gas filled system 3 to inflatable seal ring 11, evacuating system 2 and gas filled system 3 all are connected with inflatable seal ring 11. Use, when the freeze dryer door body 1 locks on freeze dryer box 7, aerify inflatable seal 11 through inflation system 3, can realize the sealing of the freeze dryer door body 1, before the 1 unblock of the freeze dryer door body, evacuate to inflatable seal 11 through evacuating system 2, make after the freeze dryer door body 1 is opened, inflatable seal 11 is the contraction state, can not have gaseous sagging downwards, drop even, and can improve the efficiency of opening the door of the freeze dryer door body 1. This aerify sealed freeze-dryer can prevent that inflatable seal 11 from droing, can reduce freeze dryer door body 1 unblock long and can improve the suitability.
In the present embodiment, the evacuation system 2 includes an evacuation pump 21 and an evacuation valve 22, and the evacuation pump 21 is connected to the gas packing 11 through the evacuation valve 22. The evacuation pump 21 is used to evacuate the gas in the inflatable sealing ring 11, the evacuation valve 22 is used to control the energy cut-off between the evacuation pump 21 and the evacuation pump 21, when the evacuation pump 21 is turned on and the evacuation valve 22 is turned on, the gas in the inflatable sealing ring 11 can be continuously evacuated, and when the evacuation valve 22 is turned off, the action of the evacuation pump 21 on the inflatable sealing ring 11 can be prevented. That is, when the door 1 of the freeze dryer is locked on the freeze dryer box 7, the evacuation pump 21 and the open evacuation valve 22 are in a closed state; before the freeze dryer door body 1 is unlocked, the air-filled sealing ring 11 is evacuated by starting the evacuation pump 21 and opening the evacuation valve 22, and after the air-filled sealing ring 11 is completely evacuated, the freeze dryer door body 1 is opened again. Specifically, the evacuation pump 21 is a water ring pump, and the water ring pump is connected to an external water source through a flow switch 23 and a water supply valve 24.
In this embodiment, the inflation system 3 includes an inflation device 31 and an inflation valve 32, and the inflation device 31 is connected to the inflatable sealing ring 11 through the inflation valve 32. The inflation device 31 is used for inflating the inflatable sealing ring 11, the inflation valve 32 is used for controlling the on-off between the inflatable sealing ring 11 and the inflation device 31, when the inflation device 31 is started and the inflation valve 32 is opened, the inflatable sealing ring 11 can be continuously inflated, and when the inflation valve 32 is closed, the effect of the inflation device 31 on the inflatable sealing ring 11 can be prevented. That is, when the door 1 of the freeze dryer is locked on the freeze dryer box 7, the inflation device 31 is opened and the inflation valve 32 is opened, so that the inflation sealing ring 11 is continuously inflated to expand, and the inflation device 31 and the inflation valve 32 are closed until the sealing requirement between the door 1 of the freeze dryer and the freeze dryer box 7 is met.
In this embodiment, the inflation system 3 further includes a check valve 33 and a filter 34, and the check valve 33 and the filter 34 are disposed on a pipe connected between the inflation device 31 and the inflatable sealing ring 11. Specifically, the filter 34 and the inflation valve 32 are located on a pipe connected between the inflation apparatus 31 and the check valve 33. Check valve 33 is used to allow gas to flow only from inflation system 3 to inflatable gasket 11, but not from inflatable gasket 11 back to inflation apparatus 31; the filter 34 is used to filter the gas before it enters the inflatable seal 11 to improve the purity of the gas entering the inflatable seal 11.
In this embodiment, the evacuation system 2 and the inflation system 3 are joined at an intersection, and the intersection of the evacuation system and the inflation system is connected to the inflatable sealing ring 11 through an intersection pipe 4. Specifically, the air inlet end of the one-way valve 33 is connected with the inflation valve 32 through a pipeline, the air outlet end of the evacuation valve 22 is connected with the evacuation pump 21 through a pipeline, and the air outlet end of the one-way valve 33 and the air inlet end of the evacuation valve 22 are connected with the intersection pipeline 4 through a pipeline intersection, so that the evacuation system 2 and the inflation system 3 can share one intersection pipeline 4 to be connected with the inflation sealing ring 11, and the material cost is saved.
In this embodiment, the junction duct 4 is connected to an exhaust pipe 5, and an exhaust valve 51 is provided on the exhaust pipe 5. Before the door body 1 of the freeze dryer is unlocked, the air exhaust valve 51 is opened to deflate the air-filled sealing ring 11, and after the air in the air-filled sealing ring 11 is in a normal pressure state, the air is evacuated through the evacuation system 2, so that the deflation efficiency of the air-filled sealing ring 11 can be accelerated, and the service life of the evacuation pump 21 of the evacuation system 2 can be prolonged.
In this embodiment, intersection pipeline 4 is provided with pressure detection device 6, and pressure detection device 6 is arranged in the pressure value size that often detects among inflatable seal 11.
Example two:
fig. 4 shows another embodiment of the air-tight freeze dryer of the present invention, and the air-tight freeze dryer of the present embodiment is the same as the structural matrix of the first embodiment except that: the freeze dryer box 7 is connected with the evacuation system 2 through the box exhaust valve 8, an air inlet pipe 9 is connected to the freeze dryer box 7, and an air inlet valve 91 is arranged on the air inlet pipe 9. Specifically, the freeze dryer box body 7 is connected with the evacuation valve 22 of the evacuation system 2 through the box exhaust valve 8, a switch valve (not shown in the figure) is arranged on the intersection pipeline 4 or a pipeline connected between the evacuation valve 22 and the one-way valve 33 and used for blocking the communication between the evacuation system 2 and the inflatable sealing ring 11 when the evacuation system 2 acts on the freeze dryer box body 7, after the freeze dryer door body 1 is closed, the box exhaust valve 8 is opened, the switch valve is closed, and the evacuation pump 21 is started to evacuate the freeze dryer box body 7, so that a difference is formed between the inside and the outside of the freeze dryer door body 1, and the effect of locking the freeze dryer door body 1 on the freeze dryer box body 7 is achieved; when the freeze dryer door body 1 is unlocked, the air inlet valve 91 is opened, so that outside air enters the freeze dryer box body 7, the inside and the outside of the freeze dryer door body 1 are both at normal pressure, and the freeze dryer door body 1 is unlocked.
In this embodiment, a sealing ring 12 is further disposed between the freeze dryer box body 7 and the freeze dryer door body 1, so that the sealing effect between the freeze dryer door body 1 and the freeze dryer box body 7 after the door is closed is improved.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides an inflatable seal freeze dryer, includes freeze dryer box (7), be equipped with the freeze dryer door body (1) on freeze dryer box (7), be equipped with between freeze dryer box (7) and the freeze dryer door body (1) and be used for sealing inflatable seal circle (11) between them, its characterized in that: the air-tight freeze dryer further comprises an evacuation system (2) used for evacuating the air-tight sealing ring (11) and an inflation system (3) used for inflating the air-tight sealing ring (11), wherein the evacuation system (2) and the inflation system (3) are both connected with the air-tight sealing ring (11).
2. The air-filled sealed lyophilizer of claim 1, characterized in that: the evacuation system (2) comprises an evacuation pump (21) and an evacuation valve (22), wherein the evacuation pump (21) is connected with the inflatable sealing ring (11) through the evacuation valve (22).
3. The air-filled sealed freeze dryer of claim 2, wherein: the evacuation pump (21) is a water ring pump, and the water ring pump is connected with an external water source through a flow switch (23) and a water supply valve (24).
4. The air-filled sealed lyophilizer of claim 1, characterized in that: the inflation system (3) comprises inflation equipment (31) and an inflation valve (32), wherein the inflation equipment (31) is connected with the inflation sealing ring (11) through the inflation valve (32).
5. The air-filled sealed freeze dryer of claim 4, wherein: the inflation system (3) further comprises a one-way valve (33) and a filter (34), wherein the one-way valve (33) and the filter (34) are arranged on a pipeline connected between the inflation equipment (31) and the inflation sealing ring (11).
6. The air-filled sealed lyophilizer of claim 1, characterized in that: the evacuation system (2) and the inflation system (3) are connected in an intersection manner, and the intersection of the evacuation system and the inflation system is connected with the inflation sealing ring (11) through an intersection pipeline (4).
7. The air-filled sealed freeze dryer of claim 6, wherein: intersection pipeline (4) are connected with blast pipe (5), be equipped with discharge valve (51) on blast pipe (5).
8. The air-filled sealed freeze dryer of claim 7, wherein: and a pressure detection device (6) is arranged on the intersection pipeline (4).
9. The air-filled, sealed lyophilizer of any of claims 1 to 8, characterized in that: the freeze dryer box (7) is connected with the evacuation system (2) through the box exhaust valve (8), an air inlet pipe (9) is connected to the freeze dryer box (7), and an air inlet valve (91) is arranged on the air inlet pipe (9).
10. The air-filled sealed lyophilizer of claim 9, characterized in that: and a sealing ring (12) is also arranged between the freeze dryer box body (7) and the freeze dryer door body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922494749.7U CN211519970U (en) | 2019-12-31 | 2019-12-31 | Inflatable sealing freeze dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922494749.7U CN211519970U (en) | 2019-12-31 | 2019-12-31 | Inflatable sealing freeze dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211519970U true CN211519970U (en) | 2020-09-18 |
Family
ID=72448796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922494749.7U Active CN211519970U (en) | 2019-12-31 | 2019-12-31 | Inflatable sealing freeze dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211519970U (en) |
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2019
- 2019-12-31 CN CN201922494749.7U patent/CN211519970U/en active Active
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