CN217465279U

CN217465279U - Hot air circulation sterilization oven for injection production

Info

Publication number: CN217465279U
Application number: CN202220209002.1U
Authority: CN
Inventors: 王卫士; 孙小院; 穆保军; 刘翔; 古国峰; 王长玲; 赵利利
Original assignee: Sinopharm Group Rongsheng Pharmaceutical Co Ltd
Current assignee: Sinopharm Group Rongsheng Pharmaceutical Co Ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-09-20
Anticipated expiration: 2032-01-24

Abstract

The utility model relates to a sterilizing installation technical field provides a heated air circulation sterilization oven is used in injection production, including sterilization apparatus and conveyer, sterilization apparatus is in conveyer directly over including preheating section, high temperature section, cooling zone, sterilization apparatus. The high-temperature section and the preheating section are communicated through an exhaust fan and a high-temperature dryer using pipeline, a cooling fan of the cooling section is communicated with a high-temperature section fan assembly pipeline, an outlet of an exhaust cooling and drying pipeline of the preheating section is located below a conveying net belt of the cooling section, a temperature and humidity sensor is arranged in the high-temperature section, an observation door is arranged on one side wall of the high-temperature section, a temperature and humidity control device is arranged on the observation door, a temperature and humidity sensor and an exhaust fan are arranged in the preheating section, the temperature and humidity controller adjusts the temperature and humidity in the box body through the sensor and the exhaust fan, and therefore the service life of equipment is prolonged. The utility model discloses still have the heat loss little, heated air circulation rate is high, the advantage of the maintenance of being convenient for.

Description

Hot air circulation sterilization oven for injection production

Technical Field

The utility model relates to a sterilizing installation technical field especially relates to a heated air circulation sterilization oven is used in injection production.

Background

Injectable refers to sterile solutions (including emulsions and suspensions) of the drug substance for injection into the body, and sterile powders or concentrated solutions for constitution as a solution or suspension just prior to use. The injection has rapid and reliable action, is not affected by pH, enzyme, food, etc., has no first pass effect, can exert whole body or local positioning effect, and is suitable for patients who are not suitable for oral administration of medicine and patients who cannot take orally. The injection is prepared by sealing medicinal liquid or powder in a special container, isolating from the outside air, and sterilizing or sterilizing during preparation, and is more storage-resistant than other liquid preparations. The small-volume injection has small drug loading amount, and a drug bottle for loading the drug needs to be cleaned, sterilized, dried and disinfected before the drug loading process so as to carry out filling.

In the prior art, a sterilization oven comprises a preheating section, a high-temperature section and a cooling section, wherein a cleaned medicine bottle is firstly conveyed to the preheating section by a conveying device, then is continuously conveyed to the high-temperature section for sterilization and drying, and finally is output through the cooling section and enters a filling room for filling medicine liquid. In the sterilization process, the temperature of the high-temperature section needs to be heated to more than 300 ℃, residual moisture in the bottle is evaporated into steam at high temperature, a large amount of heat is taken away, and the steam is discharged from an outlet of the oven, so that energy waste is caused, therefore, the high temperature in the oven needs to be maintained by continuous heating, the energy consumption is high, and the production cost of enterprises is increased; secondly, because the thermal cycle oven is generally formed by welding stainless steel, the thermal cycle oven is not easy to disassemble and maintain, has higher humidity inside the oven, is easy to rust, and reduces the service life of equipment, and the outlet of a cooling section has the phenomenon of entering pollutants, thereby causing the problem of incomplete sterilization.

SUMMERY OF THE UTILITY MODEL

For solving the above problem, the utility model provides an energy utilization rate is high, and heated air circulation rate is high, can the inside humiture of accurate control oven, extension equipment life, easy maintenance, the thorough heated air circulation sterilization oven is used in injection production of sterilization.

The technical scheme content of the utility model is as follows:

the utility model provides a heated air circulation sterilization oven is used in injection production, includes the oven, the oven includes sterilization apparatus and conveyer, conveyer is located sterilization apparatus under, sterilization apparatus includes preheating section, high temperature section, cooling zone, the preheating section is located the right side of high temperature section, the cooling zone is located the left side of high temperature section, the cooling zone includes cooling blower subassembly, mends fan subassembly, the cooling blower subassembly includes cooling blower and dryer and upwards convulsions, and the top of cooling blower and the air exit pipeline intercommunication at the box top of cooling zone, the air exit communicates with the air intake pipeline at the box top of high temperature section, mend fan subassembly and set up on the lateral wall upper portion of cooling zone, mend fan subassembly and include mended fan and air cleaner, the high temperature section includes hot air blower subassembly, a temperature and humidity sensor, The temperature and humidity control device is characterized in that the upper end of the hot air fan assembly is communicated with an air inlet arranged at the top of the box body of the high-temperature section, a filter is arranged at the lower end of the hot air fan assembly, an air outlet is arranged at the top of the box body of the high-temperature section, the air outlet is communicated with the interior of the box body of the high-temperature section, a first exhaust fan is arranged at the upper part of the air outlet, the first exhaust fan is connected with a first high-temperature drying filter through a pipeline, the first high-temperature drying filter is communicated with an air inlet pipeline at the top of the box body of the preheating section, a first temperature and humidity sensor is positioned in the middle of the height direction in the high-temperature section and fixedly connected with the top of the box body of the high-temperature section, a preheating fan assembly is arranged in the preheating section, the filter is also arranged at the lower end of the preheating fan assembly, an observation door is arranged on one side wall of the high-temperature section, an observation window is arranged in the middle of the observation door, and the temperature and humidity control device is arranged below the observation window, the preheating section is characterized in that a second temperature and humidity sensor is fixedly connected to the top of the box body of the preheating section, the second temperature and humidity sensor is located in the middle of the box body of the preheating section, a second exhaust fan is arranged on the side wall of the preheating section, a second high-temperature drying filter is arranged below the second exhaust fan and connected with an outlet pipeline of the second exhaust fan, an outlet pipeline of the second high-temperature drying filter is connected with a heat dissipation assembly, the heat dissipation assembly is arranged in the conveying device and corresponds to the lower portion of the conveying net belt of the preheating section area, a pipeline outlet of the heat dissipation assembly is located below the conveying net belt of the cooling section area and blows towards materials, the temperature and humidity control device is electrically connected with the first temperature and humidity sensor, the second temperature and humidity sensor, the first exhaust fan and the second exhaust fan respectively, a feeding port is formed in the right end face of the preheating section, and a discharge port is formed in the left end face of the cooling section, the feeding port and the discharging port are both provided with baffles, the conveying device comprises rollers which are arranged at the bottom of the box body and driven by a motor, and the rollers are connected by a conveying mesh belt.

By adopting the technical scheme, the high-temperature section is communicated with the preheating section through the exhaust fan and the high-temperature drying filter by using a pipeline, when the temperature and the humidity in the high-temperature section reach a certain value, the temperature and humidity control device controls the exhaust fan of the high-temperature section to rapidly exhaust high-temperature high-humidity gas in the high-temperature section into the preheating section so as to participate in preheating of the preheating section, the heat utilization rate is improved, energy waste is avoided, meanwhile, the cooling fan of the cooling section is communicated with the high-temperature section fan assembly by the pipeline, the cooling fan exhausts the high-temperature air into the hot air fan assembly when working, the air inlet amount of the high-temperature section fan is increased, the circulation efficiency is improved, the temperature and humidity control device can also control the exhaust fan in the preheating section to exhaust redundant hot and humid air after being dried by the high-temperature drying filter, the heat is upwards transferred to the bottle bottom on the conveying net belt through the heat dissipation assembly, so as to further heat the bottle body, the gas after the cooling of radiator unit passes through the conveying net lower part of connecting line export discharge cooling zone and blows to the material to increase cooling zone cold wind flow, thereby improved heated air circulation efficiency and heat utilization efficiency, reduced manufacturing cost, and the air make-up fan device that the cooling zone set up has improved cooling efficiency, a lateral wall of high temperature section is provided with the observation door, is provided with observation window and temperature and humidity control device on the observation door, has realized temperature and humidity's accurate control and regulation in the sterilizing equipment, also brings the facility for the observation and the maintenance of equipment behavior.

Furthermore, air pipe one-way valves are arranged on the upper portions of the air inlet of the high-temperature section and the air inlet of the preheating section, and the air pipe one-way valves can only supply air but not exhaust air.

Through adopting above-mentioned technical scheme, hot-blast can not cause high-temperature section heat to run off through the connecting tube backward flow cooling zone in the high-temperature section, and hot-blast can not cause high-temperature section heat to descend through the pipeline backward flow high-temperature section in the preheating section, has improved the temperature stability of each part in the sterilization apparatus.

Furthermore, the first temperature and humidity sensors are more than two and are uniformly distributed inside the box body of the high-temperature section.

By adopting the technical scheme, the optimal solution can be obtained by calculating the data of the plurality of first temperature and humidity sensors in the control of the temperature and humidity of the high-temperature section, so that the internal temperature and humidity can be accurately controlled, and the control precision is improved.

Furthermore, the cooling section is also provided with at least 4 ultraviolet sterilamp, the ultraviolet sterilamp level fixed connection is in the lower extreme of the dryer of cooling fan subassembly to it is perpendicular with conveying mesh belt direction of transfer, and evenly interval distribution in the direction of transfer.

By adopting the technical scheme, the position direction of the ultraviolet sterilizing lamp is arranged, so that the irradiation time and area of the ultraviolet sterilizing lamp are improved, and the phenomenon of incomplete sterilization at the outlet of the cooling section is avoided.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic overall view of a heated air circulation sterilization oven for injection production in the example;

fig. 2 is a front view of one side wall of the sterilization device of fig. 1.

In the figure, 1, preheating section; 2. a high temperature section; 3. a cooling section; 31. a cooling fan assembly; 311. a cooling fan; 312. an air duct; 32. a blower supplement assembly; 321. a blower is supplemented; 322. an air filter; 4. a filter; 5. a first exhaust fan; 6 a first high temperature dry filter; 7. a hot air blower assembly; 8. a first temperature and humidity sensor; 9. a temperature and humidity control device; 10. a pre-heater assembly; 11. an observation door; 12. an observation window; 13. a second temperature and humidity sensor; 14. a second exhaust fan; 15. a second high temperature dry filter; 16. a heat dissipating component; 17. a baffle plate; 18. a drum; 19. a conveyor belt; 20. a wind pipe check valve; 21. an ultraviolet lamp.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the attached drawings.

Examples

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

A hot air circulation sterilization oven for injection production is disclosed, as shown in figures 1 and 2, and comprises an oven, wherein the oven comprises a sterilization device and a transmission device, the transmission device is positioned under the sterilization device, the sterilization device comprises a preheating section 1, a high-temperature section 2 and a cooling section 3, the preheating section 1 is positioned on the right side of the high-temperature section 2, the cooling section 3 is positioned on the left side of the high-temperature section 2, the cooling section 3 comprises a cooling fan assembly 31 and a fan supplementing assembly 32, the cooling fan assembly 31 comprises a cooling fan 311 and an air cylinder 312 and draws air upwards, the top of the cooling fan 311 is communicated with an air outlet pipeline on the top of a box body of the cooling section 3, the air outlet is communicated with an air inlet pipeline on the top of the box body of the high-temperature section 2, the fan supplementing assembly 32 is arranged on the upper portion of the outer side wall of the cooling section, the fan assembly 32 comprises a fan supplementing 321 and an air filter 322, the high-temperature section 2 comprises a hot air fan assembly 7, Two first temperature and humidity sensors 8 and a temperature and humidity control device 9, the upper end of a hot air fan component 7 is communicated with an air inlet arranged at the top of a box body of a high-temperature section 2, the lower end of the hot air fan component is provided with a filter 4, the top of the box body of the high-temperature section 2 is provided with an air outlet, the air outlet is communicated with the interior of the box body of the high-temperature section 2, the upper part of the air outlet is provided with a first exhaust fan 5, the first exhaust fan 5 is connected with a first high-temperature drying filter 6 through a pipeline, the first high-temperature drying filter 6 is communicated with the air inlet pipeline at the top of the box body of a preheating section 1, the two first temperature and humidity sensors 8 are positioned in the middle part of the height direction in the high-temperature section 2 and are uniformly distributed in the box body of the high-temperature section 2, the two first temperature and humidity sensors 8 are fixedly connected with the top of the box body of the high-temperature section 2, a preheating fan component 10 is arranged in the preheating section 1, and the lower end of the preheating fan component 10 is also provided with the filter 4, an observation door 11 is arranged on one side wall of the high-temperature section 2, an observation window 12 is arranged in the middle of the observation door 11, a temperature and humidity control device 9 is arranged below the observation window 12, a second temperature and humidity sensor 13 is fixedly connected to the top of the box body of the preheating section 1, the second temperature and humidity sensor 13 is arranged in the middle of the box body of the preheating section 1, a second exhaust fan 14 is arranged on the side wall of the preheating section 1, a second high-temperature drying filter 15 is arranged below the second exhaust fan 14 and connected with an outlet pipeline of the second exhaust fan 14, an outlet pipeline of the second high-temperature drying filter 15 is connected with a heat dissipation component 16, the heat dissipation component 16 is arranged in the conveying device and corresponds to the position below a conveying mesh belt 19 of the preheating section 1, a pipeline outlet of the heat dissipation component 16 is arranged below the conveying mesh belt 19 of the cooling section 3 and blows towards the material, and the temperature and humidity control device 9 is respectively connected with the first temperature and humidity sensor 8, The second temperature and humidity sensor 13, the first exhaust fan 5 and the second exhaust fan 14 are electrically connected, a feeding port is arranged on the right end face of the preheating section 1, a discharge port is arranged on the left end face of the cooling section 3, baffles 17 are arranged on the feeding port and the discharge port, the conveying device comprises a roller 18 which is arranged at the bottom of the box body and driven by a motor, the rollers 18 are connected through a conveying mesh belt 19, air pipe one-way valves 20 are arranged at the air inlets of the high-temperature section 2 and the preheating section 1, the air pipe one-way valves 20 can only feed air and cannot discharge air, the cooling section 3 is further provided with four ultraviolet sterilizing lamps 21, the ultraviolet sterilizing lamps 21 are horizontally and fixedly connected to the lower end of an air duct 312 of the cooling fan assembly 31 and are perpendicular to the conveying direction of the conveying mesh belt 19 and are uniformly distributed at intervals in the conveying direction.

By adopting the technical scheme, the high-temperature section is communicated with the preheating section through the exhaust fan and the high-temperature drying filter by using a pipeline, when the temperature and the humidity in the high-temperature section reach a certain value, the temperature and humidity control device controls the exhaust fan of the high-temperature section to rapidly exhaust high-temperature high-humidity gas in the high-temperature section into the preheating section so as to participate in preheating of the preheating section, the heat utilization rate is improved, energy waste is avoided, meanwhile, the cooling fan of the cooling section is communicated with the high-temperature section fan assembly by the pipeline, the cooling fan exhausts the high-temperature air into the hot air fan assembly when working, the air inlet amount of the high-temperature section fan is increased, the circulation efficiency is improved, the temperature and humidity control device can also control the exhaust fan in the preheating section to exhaust redundant hot and humid air after being dried by the high-temperature drying filter, the heat is upwards transferred to the bottle bottom on the conveying net belt through the heat dissipation assembly, so as to further heat the bottle body, the gas after the cooling of radiator unit passes through the conveying net belt below that the connecting line export was discharged the cooling zone and blows to the material, thereby increase cooling zone cold wind flow, thereby heated air circulation efficiency and heat utilization efficiency have been improved, the production cost is reduced, and the air supplement machine device that the cooling zone set up, cooling efficiency has been improved, a lateral wall of high temperature section is provided with the observation door, be provided with observation window and temperature and humidity control device on the observation door, the accurate control and the regulation of humiture in the sterilizing equipment have been realized, also bring the facility for observation and maintenance of equipment operational aspect, simultaneously ultraviolet lamp's joining and spatial distribution, the emergence of the not thorough phenomenon of discharge gate sterilization has been avoided.

The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the invention should be included in the scope of the invention.

Claims

1. The utility model provides an injection production is with heated air circulation sterilization oven, includes the oven, the oven includes sterilization apparatus and conveyer, conveyer is located sterilization apparatus under, sterilization apparatus includes preheating section, high temperature section, cooling section, its characterized in that: the preheating section is positioned on the right side of the high-temperature section, the cooling section is positioned on the left side of the high-temperature section, the cooling section comprises a cooling fan component and a fan supplementing component, the cooling fan component comprises a cooling fan and an air cylinder and draws air upwards, the top of the cooling fan is communicated with an air outlet pipeline at the top of a box body of the cooling section, the air outlet is communicated with an air inlet pipeline at the top of the box body of the high-temperature section, the fan supplementing component is arranged on the upper portion of the outer side wall of the cooling section and comprises a fan supplementing machine and an air filter, the high-temperature section comprises a hot air fan component, a first temperature and humidity sensor and a temperature and humidity control device, the upper end of the hot air fan component is communicated with an air inlet arranged at the top of the box body of the high-temperature section, a filter is arranged at the lower end of the hot air fan component, an air outlet is arranged at the top of the box body of the high-temperature section and is communicated with the inside of the box body of the high-temperature section, air outlet upper portion is provided with first air exhauster, first air exhauster has first high temperature drying filter through the pipe connection, first high temperature drying filter communicates with the box top air intake pipeline of preheating section, first temperature and humidity sensor is in the middle part of direction of height in the high temperature section to with the box top fixed connection of high temperature section, be provided with the air heater subassembly in the preheating section, the lower extreme of air heater subassembly also is equipped with the filter in advance, a lateral wall of high temperature section is provided with the observation door, the observation door intermediate position is provided with the observation window, the below of observation window is provided with temperature and humidity control device, the box top fixedly connected with second temperature and humidity sensor of preheating section, second temperature and humidity sensor is in the box middle part of preheating section, be provided with the second air exhauster on the lateral wall of preheating section, second air exhauster below is provided with the export pipeline of second high temperature drying filter and second air exhauster and even Connect, the export tube coupling of second high temperature drying filter has radiator unit, radiator unit sets up in conveyer and corresponding to the regional conveying screen belt below of preheating section, radiator unit's pipeline export is in the regional conveying screen belt below of cooling section and blows to the material, temperature and humidity control device is connected with first temperature and humidity sensor, second temperature and humidity sensor, first air exhauster and second air exhauster electrical connection respectively, preheating section right-hand member face is provided with the pan feeding mouth, the cooling section left end face is provided with the discharge gate, pan feeding mouth and discharge gate all are provided with the baffle, conveyer is including setting up at the bottom half and by the cylinder that the motor drove, connect the screen belt by the conveying between the cylinder.

2. The hot air circulation sterilization oven for injection production according to claim 1, characterized in that: and air inlet openings of the high-temperature section and the preheating section are respectively provided with an air pipe one-way valve, and the air pipe one-way valves can only supply air but can not exhaust air.

3. The hot air circulation sterilization oven for injection production according to claim 1, characterized in that: the first temperature and humidity sensors are arranged more than two and are uniformly distributed inside the box body of the high-temperature section.

4. The hot air circulation sterilization oven for injection production according to claim 1, characterized in that: the cooling section is also provided with at least 4 ultraviolet sterilamp, the horizontal fixed connection of ultraviolet sterilamp is in the lower extreme of cooling fan subassembly's dryer to it is perpendicular with conveying mesh belt direction of transfer, and evenly interval distribution in the direction of transfer.