CN217091473U - Low-temperature steam sterilizer - Google Patents

Abstract

The utility model relates to a well powder sterilizer field, concretely relates to low temperature steam sterilizer, its technical scheme is: including the inner room, still include low temperature sterilization mechanism, inner room outer fixed surface is connected with and presss from both sides the cover, press from both sides the inside cavity that is equipped with of cover, press from both sides cover front end fixedly connected with PLC control panel, inner room inner wall lateral part symmetry fixedly connected with heating coil, the inside carrier assembly of having placed of inner room, the beneficial effects of the utility model are that: the low temperature steam that usable low temperature steam generator produced carries out the low temperature sterilization operation to the well powder that does not resist high temperature, can also dry to well powder after the sterilization, and utilizes low temperature steam generator to produce low temperature steam fast, and is more swift, stable, and the practicality is stronger, suitable using widely.

Description

Low-temperature steam sterilizer

Technical Field

The utility model relates to a traditional chinese medicine powder sterilizer field, concretely relates to low temperature steam sterilizer.

Background

The sterilizer is an instrument capable of killing or removing all microorganisms on a propagation medium, including bacterial spores and nonpathogenic microorganisms, and generally comprises three modes of moist heat sterilization, dry heat sterilization and chemical sterilization.

At present, the conventional sterilizer is a sterilizer with high-temperature steam of more than 100 ℃, and can not meet the requirements of low-temperature sterilization, particularly the traditional Chinese medicine powder such as pseudo-ginseng powder, safflower, ganoderma lucidum spore powder and other products which can not resist high temperature, so that the invention of the low-temperature steam sterilizer is necessary.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a low temperature steam sterilizer to solve conventional sterilizer and be that high temperature steam > 100 ℃ sterilizer, can not satisfy some low temperature sterilization requirements, especially the problem of traditional chinese medicine powder such as the product that does not resist high temperature such as pseudo-ginseng powder, safflower, glossy ganoderma spore powder.

In order to achieve the above object, the present invention provides the following technical solutions: the low-temperature steam sterilizer comprises an inner chamber and a low-temperature sterilization mechanism, wherein the outer surface of the inner chamber is fixedly connected with a jacket, a cavity is arranged inside the jacket, the front end of the jacket is fixedly connected with a PLC (programmable logic controller) control panel, the side parts of the inner wall of the inner chamber are symmetrically and fixedly connected with heating coils, and a bearing assembly is arranged inside the inner chamber;

the low-temperature sterilization mechanism comprises a vacuumizing assembly, a low-temperature steam conveying assembly, a temperature monitoring assembly, a temperature control assembly, a pressure monitoring assembly and a pressure control assembly, the vacuumizing assembly is connected with the inner chamber, the cavity and the heating coil pipe, the low-temperature steam conveying assembly is connected with the inner chamber, the cavity and the heating coil pipe, the temperature monitoring assembly is arranged in the inner chamber, the cavity and the heating coil pipe, and the temperature monitoring component is in signal connection with the PLC control panel, the temperature control component is arranged on the low-temperature steam conveying component, the temperature control component is electrically connected with the PLC control panel, the pressure monitoring component is arranged in the inner chamber, the cavity and the heating coil, and the pressure monitoring assembly is in signal connection with the PLC control panel, the pressure control assembly is arranged on the vacuumizing assembly, and the pressure control assembly is electrically connected with the PLC control panel.

Preferably, the bearing assembly comprises a loading frame, the bottom of the loading frame is placed at the bottom of the inner wall of the inner chamber, and the surface of the loading frame is symmetrically and fixedly connected with the sterilization tray.

Preferably, the vacuum pumping assembly comprises a vacuum pump, the vacuum pump is arranged on the right side of the inner chamber, the vacuum pump is fixedly connected with a vacuum pumping main pipe, a first vacuum pumping branch pipe, a second vacuum pumping branch pipe and a third vacuum pumping branch pipe are welded to a pipe body of the vacuum pumping main pipe, the top end of the first vacuum pumping branch pipe is welded to the bottom end of the heating pipe, the top end of the second vacuum pumping branch pipe is welded to the right side of the inner wall of the cavity, and the top end of the third vacuum pumping branch pipe is welded to the bottom end of the inner wall of the inner chamber.

Preferably, low temperature steam delivery subassembly includes low temperature steam generator, indoor left side including low temperature steam generator sets up, low temperature steam generator output end fixedly connected with low temperature steam house steward, low temperature steam house steward pipe shaft welding has first low temperature steam branch pipe, second low temperature steam branch pipe and third low temperature steam branch pipe, first low temperature steam branch pipe right-hand member welds with heating coil top end, second low temperature steam branch pipe right-hand member welds with indoor wall left side mutually, third low temperature steam branch pipe right-hand member welds with cavity inner wall left side mutually.

Preferably, the pressure monitoring subassembly includes pressure sensor, pressure sensor quantity is a plurality of, and is a plurality of the equal fixed connection of pressure sensor is on the clamp sleeve, and inside a plurality of pressure sensor's induction end extended to inner chamber, cavity and heating coil respectively, and is a plurality of pressure sensor all with PLC control panel signal connection.

Preferably, the temperature monitoring subassembly includes temperature sensor, temperature sensor quantity is a plurality of, and is a plurality of temperature sensor is located inside inner chamber, cavity and the heating coil respectively, and is a plurality of temperature sensor all with PLC control panel signal connection.

Preferably, the pressure control assembly comprises a first electric control valve, the first vacuumizing branch pipe, the second vacuumizing branch pipe and the third vacuumizing branch pipe are fixedly connected with the first electric control valve, and the first electric control valve is electrically connected with the PLC control panel.

Preferably, the temperature control assembly comprises a second electric regulating valve, the first low-temperature steam branch pipe, the second low-temperature steam branch pipe and the third low-temperature steam branch pipe are fixedly connected with the second electric regulating valve, and the second electric regulating valve is electrically connected with the PLC control panel.

Preferably, the front end of the inner chamber is hinged with a chamber door, and the front end of the chamber door is fixedly connected with a handle.

The utility model has the advantages that:

1. through the matching use of the inner chamber, the jacket, the cavity, the heating coil, the bearing component and the low-temperature sterilization mechanism, the low-temperature steam generated by the low-temperature steam generator can be used for carrying out low-temperature sterilization operation on the traditional Chinese medicine powder which is not resistant to high temperature, the traditional Chinese medicine powder can be dried after sterilization, and the low-temperature steam generator is used for quickly generating the low-temperature steam, so that the sterilization device is quicker, more stable and higher in practicability, and is suitable for popularization and use;

2. the cooperation through pressure sensor, temperature sensor, PLC control panel, first electrical control valve and the second electrical control valve that is equipped with is used, makes the utility model discloses accurate control pressure temperature is unanimous in the use.

Drawings

FIG. 1 is a sectional view of the structure provided by the present invention;

fig. 2 is a front view of the structure provided by the present invention.

In the figure: 1. an inner chamber; 2. a jacket; 3. a cavity; 4. a heating coil; 5. a loading frame; 6. a sterilization tray; 7. a vacuum pump; 8. a vacuum-pumping main pipe; 9. a first evacuated manifold; 10. a second vacuum branch pipe; 11. a third vacuum branch pipe; 12. a low temperature steam generator; 13. a low temperature steam main; 14. a first low temperature steam branch pipe; 15. a second low temperature steam branch pipe; 16. a third low temperature steam branch pipe; 17. a pressure sensor; 18. a temperature sensor; 19. a PLC control panel; 20. a first electric control valve; 21. a second electric control valve; 22. a box door; 23. a handle.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to the attached drawings 1-2, the utility model provides a low-temperature steam sterilizer, which comprises an inner chamber 1 and a low-temperature sterilization mechanism, wherein the outer surface of the inner chamber 1 is fixedly connected with a jacket 2, a cavity 3 is arranged inside the jacket 2, the front end of the jacket 2 is fixedly connected with a PLC control panel 19, the side part of the inner wall of the inner chamber 1 is symmetrically and fixedly connected with a heating coil 4, a bearing component is arranged inside the inner chamber 1 and comprises a loading frame 5, the bottom of the loading frame 5 is arranged at the bottom of the inner wall of the inner chamber 1, and a sterilization tray 6 is symmetrically and fixedly connected with the surface of the loading frame 5, so that a worker can place traditional Chinese medicine powder required to be sterilized at low temperature into the sterilization tray 6 and then push the loading frame 5 into the inner chamber 1, the low-temperature sterilization mechanism comprises a vacuumizing component, a low-temperature steam conveying component, a temperature monitoring component, a temperature control component, a pressure monitoring component and a pressure control component, the vacuumizing assembly is in pipeline connection with the inner chamber 1, the cavity 3 and the heating coil 4, the low-temperature steam conveying assembly is in pipeline connection with the inner chamber 1, the cavity 3 and the heating coil 4, the temperature monitoring assembly is arranged inside the inner chamber 1, the cavity 3 and the heating coil 4 and is in signal connection with the PLC control panel 19, the temperature control assembly is arranged on the low-temperature steam conveying assembly and is electrically connected with the PLC control panel 19, the pressure monitoring assembly is arranged inside the inner chamber 1, the cavity 3 and the heating coil 4 and is in signal connection with the PLC control panel 19, the pressure control assembly is arranged on the vacuumizing assembly and is electrically connected with the PLC control panel 19;

the vacuumizing assembly comprises a vacuum pump 7, the vacuum pump 7 is arranged on the right side of the inner chamber 1, the vacuum pump 7 is fixedly connected with a vacuumizing main pipe 8, a first vacuumizing branch pipe 9, a second vacuumizing branch pipe 10 and a third vacuumizing branch pipe 11 are welded on the pipe body of the vacuumizing main pipe 8, the top end of the first vacuumizing branch pipe 9 is welded with the bottom end of the heating coil 4, so when the vacuum pump 7 works, vacuumizing operation can be carried out on the inside of the heating coil 4 through the vacuumizing main pipe 8 and the first vacuumizing branch pipe 9, the top end of the second vacuumizing branch pipe 10 is welded with the right side of the inner wall of the cavity 3, when the vacuum pump 7 works, vacuumizing operation can be carried out on the inside of the cavity 3 through the vacuumizing main pipe 8 and the second vacuumizing branch pipe 10, the top end of the third vacuumizing branch pipe 11 is welded with the bottom of the inner wall of the inner chamber 1, so when the vacuum pump 7 works, vacuumizing operation can be carried out on the inside of the inner chamber 1 through the vacuumizing main pipe 8 and the third vacuumizing branch pipe 11, the pressure monitoring assembly comprises a plurality of pressure sensors 17, the number of the pressure sensors 17 is a plurality, the plurality of pressure sensors 17 are all fixedly connected to the jacket 2, the sensing ends of the plurality of pressure sensors 17 extend into the inner chamber 1, the cavity 3 and the heating coil 4 respectively, the plurality of pressure sensors 17 are all in signal connection with the PLC control panel 19, so that when the vacuum pump 7 performs vacuum-pumping operation on the inner chamber 1, the cavity 3 and the heating coil 4, the pressure sensors 17 can monitor the internal pressure of the inner chamber 1, the cavity 3 and the heating coil 4 and transmit the pressure to the PLC control panel 19, the pressure control assembly comprises a first electric control valve 20, the first vacuum-pumping branch pipe 9, the second vacuum-pumping branch pipe 10 and the third vacuum-pumping branch pipe 11 are all fixedly connected with a first electric control valve 20, and the first electric control valve 20 is electrically connected with the PLC control panel 19, when the PLC control panel 19 receives the pressure transmitted from the pressure sensor 17, it can control the opening and closing of the first electric control valve 20 according to the pressure, so as to make the internal pressures of the internal chamber 1, the cavity 3 and the heating coil 4 uniform;

the low-temperature steam conveying assembly comprises a low-temperature steam generator 12, the low-temperature steam generator 12 is arranged on the left side of the inner chamber 1, the low-temperature steam generator 12 heats water at low temperature according to the principle that the boiling point of water is reduced under negative pressure, so that the water can generate steam at low temperature without high temperature, the low-temperature steam generator 12 can generate low-temperature steam required by low-temperature sterilization operation, a low-temperature steam main pipe 13 is fixedly connected to the output end of the low-temperature steam generator 12, a first low-temperature steam branch pipe 14, a second low-temperature steam branch pipe 15 and a third low-temperature steam branch pipe 16 are welded to the pipe body of the low-temperature steam main pipe 13, the right end of the first low-temperature steam branch pipe 14 is welded to the top end of the heating coil 4, so that the low-temperature steam generated by the low-temperature steam generator 12 can enter the heating coil 4 from the low-temperature steam main pipe 13 and the first low-temperature steam branch pipe 14, and the inside of the heating coil 4 is pumped into negative pressure, therefore, low-temperature steam can stably exist in the heating coil 4, the heating coil 4 can be heated at low temperature, the right end of the second low-temperature steam branch pipe 15 is welded with the left side of the inner wall of the inner chamber 1, so that the low-temperature steam generated by the low-temperature steam generator 12 can enter the inner chamber 1 from the low-temperature steam main pipe 13 and the second low-temperature steam branch pipe 15, the low-temperature steam can stably exist in the inner chamber 1 because the inner chamber 1 is already pumped to negative pressure, so that low-temperature steam can perform low-temperature steam sterilization operation on the traditional Chinese medicine powder placed in the inner chamber 1, the right end of the third low-temperature steam branch pipe 16 is welded with the left side of the inner wall of the cavity 3, so that the low-temperature steam generated by the low-temperature steam generator 12 can enter the cavity 3 from the low-temperature steam main pipe 13 and the third low-temperature steam branch pipe 16, and the cavity 3 is already pumped to negative pressure, so that the low-temperature steam can stably exist in the cavity 3, so as to heat the inner chamber 1 at a low temperature, the temperature monitoring assembly includes a plurality of temperature sensors 18, the plurality of temperature sensors 18 are respectively located inside the inner chamber 1, the cavity 3 and the heating coil 4, the plurality of temperature sensors 18 are all in signal connection with the PLC control panel 19, so that when low-temperature steam enters the inner chamber 1, the cavity 3 and the heating coil 4, the temperature sensors 18 can monitor the temperature inside the inner chamber 1, the cavity 3 and the heating coil 4 and transmit the temperature to the PLC control panel 19, the temperature control assembly includes a second electric control valve 21, the bodies of the first low-temperature steam branch pipe 14, the second low-temperature steam branch pipe 15 and the third low-temperature steam branch pipe 16 are all fixedly connected with the second electric control valve 21, the second electric control valve 21 is electrically connected with the PLC control panel 19, so that when the PLC control panel 19 receives the temperature transmitted by the temperature sensors 18, the opening and closing of the second electric control valve 21 can be controlled according to the temperature, so that the internal temperature of the inner chamber 1, the cavity 3 and the heating coil 4 is consistent;

the front end of the inner chamber 1 is hinged with a chamber door 22, the front end of the chamber door 22 is fixedly connected with a handle 23, so that after the Chinese medicine powder is sterilized by low-temperature steam in the inner chamber 1, a worker can manually control a second electric regulating valve 21 fixedly connected to the pipe body of the second low-temperature steam branch pipe 15 to be closed through a PLC (programmable logic controller) control panel 19, so that the low-temperature steam does not enter the inner chamber 1 any more, at the moment, the heating coil 4 is heated at low temperature because the low-temperature steam is always introduced into the heating coil 4 and the cavity 3, the body of the inner chamber 1 is heated at low temperature, so that the Chinese medicine powder placed in the inner chamber 1 can be dried, after the Chinese medicine powder is dried, the worker can open the chamber door 22 through the handle 23, and then pull the loading frame 5 out of the inner chamber 1;

the working principle is as follows: the worker firstly opens the box door 22 through the handle 23, then places the traditional Chinese medicine powder to be sterilized at low temperature into the sterilizing tray 6, pushes the loading frame 5 into the inner chamber 1, then closes the box door 22, then starts the vacuum pump 7, when the vacuum pump 7 does work, the interior of the heating coil 4 can be vacuumized through the vacuumizing main pipe 8 and the first vacuumizing branch pipe 9, the interior of the cavity 3 can be vacuumized through the vacuumizing main pipe 8 and the second vacuumizing branch pipe 10, the interior of the inner chamber 1 can be vacuumized through the vacuumizing main pipe 8 and the third vacuumizing branch pipe 11, at this time, the pressure sensor 17 can monitor the internal pressure of the inner chamber 1, the cavity 3 and the heating coil 4 and transmit the pressure to the PLC control panel 19, when the PLC control panel 19 receives the pressure transmitted by the pressure sensor 17, the switch of the first electric control valve 20 can be controlled according to the pressure, so that the internal pressure of the internal chamber 1, the cavity 3 and the heating coil 4 is uniform;

then, the worker starts the low-temperature steam generator 12, the low-temperature steam generated by the low-temperature steam generator 12 can enter the heating coil 4 through the low-temperature steam main pipe 13 and the first low-temperature steam branch pipe 14, the low-temperature steam can stably exist inside the heating coil 4 due to the fact that the inside of the heating coil 4 is pumped to the negative pressure, the heating coil 4 can be heated at the low temperature, the low-temperature steam generated by the low-temperature steam generator 12 can enter the inner chamber 1 through the low-temperature steam main pipe 13 and the second low-temperature steam branch pipe 15, the low-temperature steam can stably exist inside the inner chamber 1 due to the fact that the inside of the inner chamber 1 is pumped to the negative pressure, the low-temperature steam can perform the low-temperature steam sterilization operation on the traditional Chinese medicine powder placed inside the inner chamber 1, the low-temperature steam generated by the low-temperature steam generator 12 can enter the cavity 3 through the low-temperature steam main pipe 13 and the third low-temperature steam branch pipe 16, since the inside of the cavity 3 is pumped to have negative pressure, low-temperature steam can stably exist in the cavity 3, so that the inner chamber 1 can be heated at low temperature, at this time, the temperature sensor 18 can monitor the temperature inside the inner chamber 1, the cavity 3 and the heating coil 4 and transmit the temperature to the PLC control panel 19, and when the PLC control panel 19 receives the temperature transmitted by the temperature sensor 18, the switch of the second electric control valve 21 can be controlled according to the temperature, so that the temperatures inside the inner chamber 1, the cavity 3 and the heating coil 4 are consistent;

after the traditional Chinese medicine powder is sterilized by the low-temperature steam in the inner chamber 1, the worker can manually control the second electric control valve 21 fixedly connected to the pipe body of the second low-temperature steam branch pipe 15 to be closed through the PLC control panel 19, so that the low-temperature steam does not enter the inner chamber 1 any more, at the moment, the low-temperature steam is always introduced into the heating coil 4 and the cavity 3, so that the heating coil 4 is heated at the low temperature, the body of the inner chamber 1 is heated at the low temperature, the traditional Chinese medicine powder placed in the inner chamber 1 can be dried, after the traditional Chinese medicine powder is dried, the worker opens the box door 22 through the handle 23, and then the loading frame 5 is pulled out of the inner chamber 1.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims (9)

1. Low temperature steam sterilizer, including inner chamber (1), its characterized in that: the device is characterized by further comprising a low-temperature sterilization mechanism, wherein a jacket (2) is fixedly connected to the outer surface of the inner chamber (1), a cavity (3) is formed in the jacket (2), a PLC control panel (19) is fixedly connected to the front end of the jacket (2), heating coils (4) are symmetrically and fixedly connected to the side portion of the inner wall of the inner chamber (1), and a bearing assembly is placed in the inner chamber (1);

the low-temperature sterilization mechanism comprises a vacuumizing assembly, a low-temperature steam conveying assembly, a temperature monitoring assembly, a temperature control assembly, a pressure monitoring assembly and a pressure control assembly, wherein the vacuumizing assembly is connected with an inner chamber (1), a cavity (3) and a heating coil (4) through pipelines, the low-temperature steam conveying assembly is connected with the inner chamber (1), the cavity (3) and the heating coil (4) through pipelines, the temperature monitoring assembly is arranged inside the inner chamber (1), the cavity (3) and the heating coil (4), the temperature monitoring assembly is in signal connection with a PLC control panel (19), the temperature control assembly is arranged on the low-temperature steam conveying assembly and is electrically connected with the PLC control panel (19), the pressure monitoring assembly is arranged inside the inner chamber (1), the cavity (3) and the heating coil (4), and the pressure monitoring assembly is in signal connection with the PLC control panel (19), the pressure control assembly is arranged on the vacuumizing assembly and is electrically connected with the PLC control panel (19).

2. The cryogenic steam sterilizer of claim 1, wherein: the bearing assembly comprises a loading frame (5), the bottom of the loading frame (5) is placed at the bottom of the inner wall of the inner chamber (1), and the surface of the loading frame (5) is symmetrically and fixedly connected with a sterilization disc (6).

3. The cryogenic steam sterilizer of claim 1, wherein: the vacuum pumping assembly comprises a vacuum pump (7), the vacuum pump (7) is arranged on the right side of the inner chamber (1), the vacuum pump (7) is fixedly connected with a vacuum pumping main pipe (8), a first vacuum pumping branch pipe (9), a second vacuum pumping branch pipe (10) and a third vacuum pumping branch pipe (11) are welded to the pipe body of the vacuum pumping main pipe (8), the top end of the first vacuum pumping branch pipe (9) is welded to the bottom end of the heating coil (4), the top end of the second vacuum pumping branch pipe (10) is welded to the right side of the inner wall of the cavity (3), and the top end of the third vacuum pumping branch pipe (11) is welded to the bottom end of the inner chamber (1).

4. The cryogenic steam sterilizer of claim 1, wherein: low temperature steam delivery subassembly includes low temperature steam generator (12), low temperature steam generator (12) set up in inner chamber (1) left side, low temperature steam generator (12) output end fixedly connected with low temperature steam house steward (13), low temperature steam house steward (13) pipe shaft welding has first low temperature steam branch pipe (14), second low temperature steam branch pipe (15) and third low temperature steam branch pipe (16), first low temperature steam branch pipe (14) right-hand member welds mutually with heating coil (4) top, second low temperature steam branch pipe (15) right-hand member welds mutually with inner chamber (1) inner wall left side, third low temperature steam branch pipe (16) right-hand member welds mutually with cavity (3) inner wall left side.

5. A cryogenic steam sterilizer as defined in claim 3, wherein: the pressure monitoring assembly comprises a plurality of pressure sensors (17), the number of the pressure sensors (17) is multiple, the pressure sensors (17) are all fixedly connected to the jacket (2), the sensing ends of the pressure sensors (17) respectively extend into the inner chamber (1), the cavity (3) and the heating coil (4), and the pressure sensors (17) are all in signal connection with the PLC control panel (19).

6. The cryogenic steam sterilizer of claim 4, wherein: the temperature monitoring assembly comprises temperature sensors (18), the number of the temperature sensors (18) is multiple, the temperature sensors (18) are respectively located in the inner chamber (1), the cavity (3) and the heating coil (4), and the temperature sensors (18) are connected with a PLC (programmable logic controller) control panel (19) in a signal mode.

7. The cryogenic steam sterilizer of claim 5, wherein: the pressure control assembly comprises a first electric adjusting valve (20), the first vacuumizing branch pipe (9), the second vacuumizing branch pipe (10) and the third vacuumizing branch pipe (11) are fixedly connected with the first electric adjusting valve (20), and the first electric adjusting valve (20) is electrically connected with the PLC control panel (19).

8. The cryogenic steam sterilizer of claim 6, wherein: the temperature control assembly comprises a second electric adjusting valve (21), the first low-temperature steam branch pipe (14), the second low-temperature steam branch pipe (15) and the third low-temperature steam branch pipe (16) are fixedly connected with the second electric adjusting valve (21), and the second electric adjusting valve (21) is electrically connected with the PLC control panel (19).

9. The cryogenic steam sterilizer of claim 1, wherein: the front end of the inner chamber (1) is hinged with a box door (22), and the front end of the box door (22) is fixedly connected with a handle (23).

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