CN213542981U - Multifunctional vacuum drying oven for drug analysis - Google Patents
Multifunctional vacuum drying oven for drug analysis Download PDFInfo
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- CN213542981U CN213542981U CN202022237143.8U CN202022237143U CN213542981U CN 213542981 U CN213542981 U CN 213542981U CN 202022237143 U CN202022237143 U CN 202022237143U CN 213542981 U CN213542981 U CN 213542981U
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- 239000003814 drug Substances 0.000 title claims abstract description 65
- 238000001291 vacuum drying Methods 0.000 title claims abstract description 48
- 229940079593 drug Drugs 0.000 title claims description 29
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000001301 oxygen Substances 0.000 claims abstract description 41
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 41
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000005485 electric heating Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 13
- 238000001035 drying Methods 0.000 description 10
- 239000011521 glass Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000002411 adverse Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 150000002926 oxygen Chemical class 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 206010057040 Temperature intolerance Diseases 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000008543 heat sensitivity Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model relates to a medicine analysis is with multi-functional vacuum drying oven, include: the device comprises a controller, an oxygen sensor, an air pressure sensor, an air suction hole, a vacuum pump, an air discharge hole, a first electromagnetic valve, an air inlet and a nitrogen generator; the oxygen sensor and the air pressure sensor are arranged inside the inner container and are electrically connected with the controller, so that maintenance personnel can know the air pressure value and the oxygen concentration value inside the vacuum drying box in real time through the controller, and the vacuum drying box is convenient to maintain; the vacuum pump and the nitrogen generator are arranged outside the box body, the vacuum pump and the nitrogen generator are respectively electrically connected with the controller, the controller can control the vacuum pump and the nitrogen generator to form a vacuum oxygen-free environment inside the inner container according to the air pressure value and the oxygen concentration value so as to dry the medicine, the medicine is conveniently analyzed, and the box body has good use value and popularization value.
Description
Technical Field
The utility model relates to a vacuum drying oven especially relates to a multi-functional vacuum drying oven is used in medicine analysis.
Background
The vacuum drying oven is widely applied to the research and application fields of biochemistry, chemical pharmacy, medical health, agricultural scientific research, environmental protection and the like, is used for powder drying, baking and disinfection and sterilization of various glass containers, and is particularly suitable for quickly and efficiently drying dry objects with heat sensitivity, easy decomposition, easy oxidation and complex components.
In the related art, the existing vacuum drying oven generally needs to be kept in a vacuum state to dry the medicines in the vacuum drying oven, but the existing vacuum drying oven generally cannot be completely vacuum, and a little oxygen is reserved in the vacuum drying oven, so that under the condition that the medicines are stored or dried in the vacuum drying oven, if the medicines are in a high-temperature environment, the medicines may be subjected to oxidation reaction, and adverse effects on the medicines are caused; in the conventional vacuum drying oven, the heating element is generally positioned at the bottom of the interior of the vacuum drying oven, so that the drying efficiency of the vacuum drying oven is low, and the medicine in the vacuum drying oven cannot be quickly dried; and the existing vacuum drying oven can not display the air pressure environment, the temperature value and the oxygen concentration value in the vacuum drying oven in real time, so that the maintenance of maintenance personnel is not facilitated.
In conclusion, no effective solution is provided for the problems that a little oxygen is reserved in the vacuum drying box and the drying efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: aiming at the defects in the prior art, the multifunctional vacuum drying oven for the medicine analysis is intelligent and safe.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a medicine analysis is with multi-functional vacuum drying oven, including box and chamber door, the inside of box is provided with the inner bag, be provided with outside aspirating hole, the gas release hole and the inlet port of intercommunication box on the inside wall of inner bag, still include:
the air pressure sensor and the oxygen sensor are both arranged on the inner side wall of the inner container;
the infrared heating lamp is arranged on the upper inner wall of the inner container;
the vacuum pump is arranged on the outer wall of the box body, and an air inlet of the vacuum pump is hermetically connected with the air suction hole;
the nitrogen generator is arranged on the outer wall of the box body, and an air outlet of the nitrogen generator is hermetically connected with the air inlet;
the first electromagnetic valve is arranged inside the air release hole;
the controller is arranged on the side part of the box body and is respectively and electrically connected with the temperature sensor, the air pressure sensor, the infrared heating lamp, the first electromagnetic valve, the vacuum pump and the nitrogen generator;
the controller can control the first electromagnetic valve, the vacuum pump and the nitrogen generator to be opened or closed according to the air pressure value acquired by the air pressure sensor and the oxygen concentration value acquired by the oxygen sensor.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
the shelf is arranged inside the inner container and connected with the inner side wall of the inner container.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
the electric heating tubes are arranged in the cavity inside the shelf at intervals and are respectively and electrically connected with the controller.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
and the second electromagnetic valve is arranged inside the air exhaust hole and is electrically connected with the controller.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
a filter disposed inside the suction hole.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
and the temperature sensor is arranged on the inner side wall of the inner container and is electrically connected with the controller.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
and the sealing ring is arranged on the outer side wall of the box body.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
the vacuum meter is embedded in the front wall of the controller and is electrically connected with the controller.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
the display screen, the display screen inlays to be established the antetheca of controller, and with controller electric connection.
Further, in the multifunctional vacuum drying oven for drug analysis, the method further comprises:
the timer is arranged in the controller and is electrically connected with the controller.
The above technical scheme is adopted in the utility model, compared with the prior art, following technological effect has:
(1) the temperature sensor, the air pressure sensor and the oxygen sensor are arranged inside the inner container and are electrically connected with the controller, so that maintenance personnel can know the internal temperature value, the oxygen concentration value and the air pressure value of the vacuum drying oven in real time through the controller, and the vacuum drying oven is convenient to maintain;
(2) a plurality of electric heating tubes are arranged at intervals inside the shelf, and infrared heating lamps are arranged at the top of the inner container, so that the drying efficiency can be improved, the medicine can be rapidly dried, and the medicine can be analyzed;
(3) the vacuum pump and the nitrogen generator are arranged outside the box body, the vacuum pump and the nitrogen generator are respectively electrically connected with the controller, under the condition that the vacuum anaerobic environment needs to be formed inside the inner container, the controller can form a certain degree of vacuum state inside the inner container and reduce the oxygen concentration by opening the vacuum pump and the nitrogen generator, and therefore drugs can be subjected to experimental analysis under the vacuum anaerobic condition, time and labor are saved, and the box body has high use value.
Drawings
Fig. 1 is a first schematic structural view of a multifunctional vacuum drying oven for drug analysis according to the present invention;
FIG. 2 is a schematic structural view of a multifunctional vacuum drying oven for drug analysis according to the present invention;
fig. 3 is a third schematic structural view of the multifunctional vacuum drying oven for drug analysis of the present invention;
wherein the reference symbols are:
1-box body, 2-inner container, 3-box door, 4-controller, 5-temperature sensor, 6-air pressure sensor, 7-air exhaust hole, 8-vacuum pump, 9-air exhaust hole, 10-observation window, 11-air inlet hole, 12-nitrogen generator, 13-shelf, 14-electric heating tube, 15-infrared heating lamp, 16-oxygen sensor, 17-sealing ring, 18-vacuum meter and 19-display screen.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments provided in the present application without any inventive step are within the scope of protection of the present application.
It is obvious that the drawings in the following description are only examples or embodiments of the present application, and that it is also possible for a person skilled in the art to apply the present application to other similar contexts on the basis of these drawings without inventive effort. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the specification. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of ordinary skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments without conflict.
Unless defined otherwise, technical or scientific terms referred to herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which this application belongs. Reference to "a," "an," "the," and similar words throughout this application are not to be construed as limiting in number, and may refer to the singular or the plural. The present application is directed to the use of the terms "including," "comprising," "having," and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Reference to "connected," "coupled," and the like in this application is not intended to be limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as referred to herein means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. Reference herein to the terms "first," "second," "third," and the like, are merely to distinguish similar objects and do not denote a particular ordering for the objects.
The utility model provides a pair of multi-functional vacuum drying oven is used in medicine analysis, including box 1 and chamber door 3, the inside of box 1 is provided with inner bag 2.
The bottom of box 1 is provided with a plurality of pads at the interval for prevent to place under the condition of place unevenness, box 1 takes place to rock.
The front side of the box door 3 is provided with an observation window 10 for a maintenance worker to observe the medicine inside the inner container 2 from the outside.
Wherein, the inside of observation window 10 sets up to double glazing, if double glazing is first glass and second glass, first glass is close to inner bag 2 and sets up, and inner bag 2 setting is kept away from to second glass, has certain space between first glass and the second glass to can be through the isolated high temperature environment of inner bag 2 inside in space, and then prevent that second glass's temperature is higher, scald maintainer.
Wherein, the outside of chamber door 3 is provided with the handle for make things convenient for maintainer to open chamber door 3.
The multifunctional vacuum drying oven for medicine analysis further comprises a controller 4, an air pressure sensor 6, an air exhaust hole 7, a vacuum pump 8, an air exhaust hole 9, a first electromagnetic valve, an air inlet hole 11, a nitrogen generator 12, an infrared heating lamp 15 and an oxygen sensor 16.
The controller 4 is arranged on the box body 1 and positioned at the side part of the inner container 2. The antetheca of controller 4 inlays and is equipped with the vacuum valve, and maintainer can open vacuum pump 8 through the vacuum valve control and carry out the evacuation to the inside of inner bag 2, and the antetheca of controller 4 still inlays and is equipped with alarm and controller switch.
Wherein, the controller switch can be used for opening controller 4, and the alarm is used for sending alarm information.
Wherein, the controller 4 can be a microcomputer intelligent controller, and the alarm can be an audible and visual alarm.
The front wall of the controller 4 is also embedded with a display screen 19, and the display screen 19 is used for displaying the temperature value or the oxygen concentration value received by the controller 4.
The air pressure sensor 6 is arranged on the inner side wall of the inner container 2 and is electrically connected with the controller 4. The air pressure sensor 6 can collect the air pressure value inside the liner 2 and send the air pressure value to the controller 4, and the controller 4 can display the air pressure value through the vacuum meter 18, so that maintenance personnel can clearly and intuitively observe the air pressure value in the liner 2.
Under the condition that the controller 4 detects that the air pressure value acquired by the air pressure sensor 6 reaches a first air pressure threshold value, the controller 4 can send alarm information through an alarm to remind maintenance personnel to maintain the air pressure in the inner container 2; under the condition that the controller 4 detects that the air pressure value collected by the air pressure sensor 6 reaches the second air pressure threshold value, the controller 4 can send alarm information through an alarm to remind maintenance personnel to maintain the air pressure in the inner container 2. The first air pressure threshold is used for indicating that the air pressure value inside the inner container 2 is low, and the second air pressure threshold is used for indicating that the air pressure value inside the inner container 2 is high.
The oxygen sensor 16 is disposed on the inner sidewall of the inner container 2 and electrically connected to the controller 4. The oxygen sensor 16 is capable of acquiring an oxygen concentration value inside the liner 2 and transmitting the oxygen concentration value to the controller 4.
Wherein, under the condition that controller 4 received this oxygen concentration value, controller 4 can show this oxygen concentration value through display screen 19 to make maintainer can clearly understand the inside oxygen concentration of inner bag 2 directly perceivedly.
In some embodiments, when the controller 4 detects that the oxygen concentration value collected by the oxygen sensor 16 reaches the oxygen concentration threshold value, the controller 4 may send an alarm message to prompt a maintenance person to maintain the oxygen concentration value inside the inner container 2. Wherein the oxygen concentration threshold is used to indicate that the oxygen concentration in the liner 2 is high.
The infrared heating lamp 15 is disposed on the upper inner wall of the inner container 2 and electrically connected to the controller 4. The controller 4 can control the infrared heating lamp 15 to be turned on or off. If the drying efficiency is required to be improved to rapidly dry the medicine on the shelf 13, the controller 4 may simultaneously turn on the infrared heating lamp 15 and the electrothermal tube 14 to heat and dry the medicine on the shelf 13 to improve the drying efficiency, wherein the electrothermal plate 14 is disposed inside the shelf 13.
Wherein, the infrared heating lamp 15 heats and dries the medicine from the upper part of the medicine, and the electric heating tube 14 heats and dries the medicine from the lower part of the medicine, thereby improving the medicine drying efficiency and saving the medicine drying time.
The air exhaust hole 7 is arranged on the inner side wall of the inner container 2 and communicated with the outside of the box body 1. The maintenance personnel can carry out the evacuation to inner bag 2 through aspirating hole 7 to make the inside formation vacuum environment of inner bag 2.
The vacuum pump 8 is arranged on the outer wall of the box body 1, and the air inlet of the vacuum pump is hermetically connected with the air exhaust hole 7 and electrically connected with the controller 4. The controller 4 may control the opening or closing of the vacuum pump 8 by means of the vacuum valve and control the operating power of the vacuum pump 8. If the interior of the liner 2 needs to be evacuated, the controller 4 can control the vacuum pump 8 to be started to evacuate the interior of the liner 2.
In some embodiments, when the controller 4 detects that the air pressure value inside the inner container 2 reaches the first air pressure threshold value, the controller 4 may control the vacuum pump 8 to reduce the working power, and turn on the nitrogen generator 12 to fill nitrogen gas into the inner container 2, so as to increase the air pressure inside the inner container 2; in case the controller 4 detects that the internal air pressure value of the inner container 2 reaches the second air pressure threshold value, the controller 4 may increase the operating power of the vacuum pump 8 to decrease the internal air pressure value of the inner container 2.
Wherein, the inside of aspirating hole 7 still is provided with the second solenoid valve, and the second solenoid valve is connected with controller 4 electrical behavior. The controller 4 can control the opening or closing of the second electromagnetic valve. If the vacuum pump 8 needs to vacuumize the interior of the inner container 2, the controller 4 may open the second electromagnetic valve at this time, so that the vacuum pump 8 can vacuumize the interior of the inner container 2; and under the condition that the vacuum pump 8 is not needed to vacuumize the inner container 2, the controller 4 can control to close the second electromagnetic valve, so that sand dust or particulate matters are prevented from accumulating inside the air exhaust holes 7 to block the air exhaust holes 7.
Wherein, the inside of the air exhaust hole 7 is also provided with a filter. The filter is used for preventing the particulate matters or medicine dust carried in the gas from blocking the gas inlet of the vacuum pump 8 when the vacuum pump 8 extracts the gas in the inner container 2.
The air vent 9 is arranged on the inner side wall of the inner container 2 and communicated with the outside of the box body 1. Used for exhausting the gas in the inner container 2 and increasing the air pressure in the inner container 2, so as to prevent the air flow from forming in the inner container 2 under the condition of opening the door 3.
For example, in the case that the medicine inside the inner container 2 is dried, if the door 3 is opened, since the air pressure inside the inner container 2 is low and the air pressure outside the box body 1 is high, an air flow is formed inside the inner container 2 at this time, and thus the medicine inside the inner container 2 may be blown away, which may cause adverse effects on the analysis of the medicine.
The inside of bleeder 9 is provided with first solenoid valve, and first solenoid valve and controller 4 electric connection. The controller 4 can control the opening or closing of the first electromagnetic valve. If the air pressure needs to be reduced through the air vent 9 after the medicine in the inner container 2 is dried, the controller 4 can control to open the first electromagnetic valve so that the air pressure in the inner container 2 is the same as the external air pressure.
The air inlet 11 is arranged on the inner side wall of the inner container 2 and communicated with the outside of the box body 1. Maintainer can fill into nitrogen gas in to inner bag 2 through inlet port 11 to reduce the oxygen concentration in inner bag 2, prevent that the medicine in the inner bag 2 from taking place oxidation reaction, avoid causing adverse effect to the analysis of medicine.
The nitrogen generator 12 is arranged on the outer wall of the box body 1, and an air inlet of the nitrogen generator 12 is hermetically connected with the air inlet 11 and is electrically connected with the controller 4. The controller 4 may control the nitrogen generator 12 to be turned on or off. If the oxygen concentration in the inner container 2 needs to be reduced, because the inner container 2 forms a certain degree of vacuum environment through the vacuum pump 8, the air pressure in the inner container 2 is reduced, the gas flowing speed in the inner container 2 is also reduced, so the oxygen in the inner container 2 can not be completely pumped out through the vacuum pump 8 at the moment, the controller 4 can control to open the nitrogen generator 12 to fill nitrogen into the inner container 2, the pressure in the inner container 2 is increased, the gas flowing speed in the inner container 2 is increased, and the vacuum pump 8 can pump out the nitrogen and the oxygen together, so that the oxygen concentration in the inner container 2 is reduced.
In some embodiments, in a case that the controller 4 detects that the oxygen concentration value collected by the oxygen sensor 16 reaches the oxygen concentration threshold value, the controller 4 may control to turn on the nitrogen generator 12 to fill nitrogen into the inner container 2 and turn on the vacuum pump 8 to reduce the oxygen concentration value in the inner container 2.
The shelf 13 is arranged inside the inner container 2 and is fixedly connected with the inner side wall of the inner container 2. The shelf 13 is used for placing the medicine to be dried, drying the medicine, and then analyzing the medicine.
The shelf 13 may be an aluminum shelf, and the aluminum shelf is not oxidized at high temperature, has a good heat conduction effect, and can greatly reduce heat loss.
The shelf 13 is provided with a cavity therein, a plurality of electric heating tubes 14 are arranged in the cavity at intervals, and the electric heating tubes 14 are respectively electrically connected with the controller 4. The controller 4 can control the electric heating tube 14 to be turned on or off. If the medicine on the shelf 13 needs to be dried, the controller 4 can control the electric heating tube 14 to be turned on, so as to raise the temperature of the shelf 13, and further raise the temperature inside the liner 2, so as to heat and dry the medicine on the shelf 13, and then analyze the medicine.
The temperature sensor 5 is arranged on the inner side wall of the inner container 2 and is electrically connected with the controller 4. The temperature sensor 5 can collect a temperature value inside the inner container 2 and can transmit the temperature value to the controller 4. The controller 4 can display the temperature value through the display screen 19, so that maintenance personnel can clearly and intuitively know the temperature in the inner container 2; when the controller 4 detects that the temperature value reaches the first temperature threshold value, the controller 4 can send alarm information through an alarm to remind maintenance personnel to maintain the temperature inside the inner container 2; under the condition that the controller 4 detects that the temperature value reaches the second temperature threshold value, the controller 4 can send alarm information through an alarm to remind maintenance personnel to maintain the temperature inside the inner container 2. Wherein the first temperature threshold value is used to indicate a lower temperature in the inner container 2 and the second temperature threshold value is used to indicate a higher temperature in the inner container 2.
In some embodiments, the temperature sensor 5 is disposed at an upper portion of the shelf 13, and a probe of the temperature sensor 5 contacts with an upper surface of the shelf 13 to collect a temperature value of the shelf 13 and transmit the temperature value to the controller 4, and in case that the controller 4 detects that the temperature value reaches a third temperature threshold, the controller 4 sends an alarm message to remind a maintenance person to turn off the electrothermal tube 14, or in case that the controller 4 detects that the temperature value reaches the third temperature threshold, the controller 4 turns off the electrothermal tube 14 to prevent adverse effects on the medicine to be dried due to an excessively high temperature of the shelf 13 in case that the medicine is directly placed on the shelf 13. Wherein the third temperature threshold is used to indicate that the temperature of shelf 13 is high.
A gasket 17 is provided on the front side of the case 1. The sealing ring 17 is used for sealing the box body 1 and the inner container 2, and solves the problem that the inner container 2 cannot keep a vacuum environment because the box door 3 cannot be completely sealed under the condition that the inner container 2 forms the vacuum environment.
The timer is disposed inside the controller 4 and electrically connected to the controller 4. The controller 4 can control the vacuum pump 8, the nitrogen generator 12 and the electric heating tube 14 by a timer so that the vacuum pump 8, the nitrogen generator 12 and the electric heating tube 14 can operate at a fixed time.
The present invention has been described in detail with reference to the specific embodiments, but the present invention is only by way of example and is not limited to the specific embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are intended to be within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.
Claims (10)
1. The utility model provides a medicine analysis is with multi-functional vacuum drying oven, includes box (1) and chamber door (3), the inside of box (1) is provided with inner bag (2), be provided with outside aspirating hole (7), air bleed hole (9) and inlet port (11) of intercommunication box (1) on the inside wall of inner bag (2), its characterized in that still includes:
the air pressure sensor (6) and the oxygen sensor (16) are arranged on the inner side wall of the inner container (2);
the infrared heating lamp (15), the infrared heating lamp (15) is arranged on the upper inner wall of the inner container (2);
the vacuum pump (8), the said vacuum pump (8) is set up in the outer wall of the said container body (1), its air inlet is connected with said air exhaust hole (7) hermetically;
the nitrogen generator (12) is arranged on the outer wall of the box body (1), and an air outlet of the nitrogen generator (12) is hermetically connected with the air inlet (11);
the first electromagnetic valve is arranged inside the air release hole (9);
the controller (4) is arranged on the side part of the box body (1), and is respectively and electrically connected with the temperature sensor (5), the air pressure sensor (6), the infrared heating lamp (15), the first electromagnetic valve, the vacuum pump (8) and the nitrogen generator (12);
the controller (4) can control the first electromagnetic valve, the vacuum pump (8) and the nitrogen generator (12) to be opened or closed according to the air pressure value acquired by the air pressure sensor (6) and the oxygen concentration value acquired by the oxygen sensor (16).
2. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
the shelf (13) is arranged inside the inner container (2), and the shelf (13) is connected with the inner side wall of the inner container (2).
3. The multifunctional vacuum drying oven for drug analysis according to claim 2, further comprising:
the electric heating tubes (14) are arranged in the cavity inside the shelf (13) at intervals and are respectively and electrically connected with the controller (4).
4. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
the second electromagnetic valve is arranged inside the air suction hole (7) and is electrically connected with the controller (4).
5. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
a filter disposed inside the suction hole (7).
6. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
the temperature sensor (5), temperature sensor (5) set up the inside wall of inner bag (2), and with controller (4) electric connection.
7. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
and the sealing ring (17), wherein the sealing ring (17) is arranged on the outer side wall of the box body (1).
8. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
the vacuum meter (18) is embedded in the front wall of the controller (4), and the vacuum meter (18) is electrically connected with the controller (4).
9. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
display screen (19), display screen (19) inlay and establish the antetheca of controller (4), and with controller (4) electric connection.
10. The multifunctional vacuum drying oven for drug analysis according to claim 1, further comprising:
the timer is arranged inside the controller (4) and is electrically connected with the controller (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022237143.8U CN213542981U (en) | 2020-10-10 | 2020-10-10 | Multifunctional vacuum drying oven for drug analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022237143.8U CN213542981U (en) | 2020-10-10 | 2020-10-10 | Multifunctional vacuum drying oven for drug analysis |
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| Publication Number | Publication Date |
|---|---|
| CN213542981U true CN213542981U (en) | 2021-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022237143.8U Active CN213542981U (en) | 2020-10-10 | 2020-10-10 | Multifunctional vacuum drying oven for drug analysis |
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| Country | Link |
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| CN (1) | CN213542981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115900245A (en) * | 2022-11-14 | 2023-04-04 | 广东岭南制药有限公司 | Chemical bulk drug drying method and drying equipment with nitrogen protection |
-
2020
- 2020-10-10 CN CN202022237143.8U patent/CN213542981U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115900245A (en) * | 2022-11-14 | 2023-04-04 | 广东岭南制药有限公司 | Chemical bulk drug drying method and drying equipment with nitrogen protection |
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