CN112696763A - Sterile hot air system for filling machinery - Google Patents
Sterile hot air system for filling machinery Download PDFInfo
- Publication number
- CN112696763A CN112696763A CN202011614753.3A CN202011614753A CN112696763A CN 112696763 A CN112696763 A CN 112696763A CN 202011614753 A CN202011614753 A CN 202011614753A CN 112696763 A CN112696763 A CN 112696763A
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- Prior art keywords
- air
- filling
- box
- hot air
- heater
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- 239000012535 impurity Substances 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000000523 sample Substances 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 26
- 239000002245 particle Substances 0.000 claims description 14
- 230000001954 sterilising effect Effects 0.000 claims description 14
- 238000004659 sterilization and disinfection Methods 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000001914 filtration Methods 0.000 abstract description 13
- 230000003749 cleanliness Effects 0.000 abstract description 7
- 235000013361 beverage Nutrition 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241000255925 Diptera Species 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/34—Heater, e.g. gas burner, electric air heater
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an aseptic hot air system for filling machinery, relates to filling machinery, and aims to solve the problems that temperature control is unstable, and beverage quality is affected because filling indoor air is not excessively turbid after being exchanged with the outside for a long time, and the technical scheme is as follows: a sterile hot air system for filling machinery comprises an air inlet box, an exhaust fan, a vertical pipeline, a horizontal pipeline and an air outlet box; the air inlet box is provided with a coarse filter screen; the vertical pipeline is provided with a multi-stage air treatment assembly, and the multi-stage air treatment assembly comprises an impurity blocker, a primary air heater, a secondary air heater and a deep sterilizer; the horizontal pipeline is provided with a temperature probe; the air outlet box is provided with a fine filtering material. The sterile hot air system for the filling machine provided by the invention realizes real-time update of air in a filling room, improves the stability of temperature in the filling room, and ensures that the cleanliness of hot air meets the food sanitation requirement.
Description
Technical Field
The present invention relates to filling machines, and more particularly, to a sterile hot air system for a filling machine.
Background
The filling machine is a device for packaging drinks, a film is provided by a film supply device when the filling machine works specifically, the film enters a central filling pipe after passing through a hydrogen peroxide sterilizing device, then the film is wound by the central filling pipe, the wound film is subjected to two-side connection and edge sealing by a vertical sealing electrode, bottom sealing is finished by a transverse sealing electrode, and finally the drinks are filled into the film by the central filling pipe.
The filling process of the film is completed in a filling chamber of a filling machine, and partial beverages have certain requirements on the temperature in the filling chamber during filling, in the prior art, a steam heat exchanger is generally additionally arranged in the filling chamber when the beverages with the filling temperature requirement of about 60 ℃ are filled, and the heat preservation mode is found in actual application that temperature control is unstable, and the quality of the beverages is influenced because the air in the filling chamber is not excessively turbid after being not exchanged with the outside for a long time; therefore, a new solution is needed to solve this problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an aseptic hot air system for a filling machine, which controls the temperature in a filling chamber by adopting a hot air introducing mode, so that the real-time updating of the air in the filling chamber is realized, the stability of the temperature in the filling chamber is improved by monitoring the temperature of the introduced hot air, and the cleanness of hot air is ensured to meet the food sanitation requirement by multi-channel filtering and multi-channel sterilization.
The technical purpose of the invention is realized by the following technical scheme: a sterile hot air system for filling machinery comprises an air inlet box, an exhaust fan, a vertical pipeline, a horizontal pipeline and an air outlet box, wherein the air inlet box is arranged on the filling machinery and is communicated with the outside; the air inlet box is of an end face opening structure, and a plurality of coarse strainers are arranged in the air inlet box in parallel to the opening end face; the vertical pipeline is provided with a multi-stage air treatment assembly, and the multi-stage air treatment assembly sequentially comprises an impurity blocker, a primary air heater, a secondary air heater and a deep bacteria remover from bottom to top; the horizontal pipeline is provided with a temperature probe; the air outlet box is of a structure with an opening at one end, and a fine filter material is arranged in the air outlet box and is parallel to the opening end face.
By adopting the technical scheme, when the filling machine works normally, the exhaust fan generates air pressure to extract external air, and the external air sequentially passes through the air inlet box, the vertical pipeline and the horizontal pipeline under the action of air pressure difference and is finally blown out of the air outlet box and enters the filling chamber; when outside air passes through the air inlet box, large-particle impurities, mosquitoes and the like are blocked by the coarse filter screen, so that the first filtering is realized on the premise of ensuring the smoothness of air inlet; the air after the first filtering enters the multi-stage air treatment assembly and is filtered by the air filter, during the process of passing through the multi-stage air treatment assembly, the primary air heater and the secondary air heater heat air to finish temperature rise and heating sterilization, the deep sterilizer further finishes sterilization to further improve the cleanliness of the air, partial dust impurities generated by two times of sterilization can overcome the falling of air flow, the impurity blocker receives the partial impurities, in order to avoid the problem that impurities enter the joint of the vertical pipeline and the exhaust fan to cause difficulty in cleaning, it is required to explain that the multistage air treatment assembly is arranged on the vertical pipeline to ensure that the advancing track of air is vertically upward, therefore, the principle of rising of hot air can be utilized, so that air flow can enter the air outlet box more easily, the aerodynamic force of hot air blown out by the air outlet box is improved, and the hot air is further diffused to the filling chamber better; when heated and sterilized air enters the horizontal pipeline, the temperature is monitored by the temperature probe, and the power of the primary air heater and the power of the secondary air heater are controlled according to the monitored temperature, so that the temperature of the blown air is controlled, and the temperature stability in the filling chamber is improved; before the hot gas is blown out through the air outlet box, the hot gas is filtered by a fine filtering material, so that the cleanliness of the hot gas blown into the filling chamber is ensured; to sum up, this application adopts the mode of leading-in steam to control the indoor temperature of filling to realize the real-time update of the indoor air of filling, and through monitoring leading-in steam temperature, thereby improve the stability of the indoor temperature of filling, and disinfect through multichannel filtration and multichannel, ensure that hot-blast cleanliness can satisfy the food hygiene requirement.
The invention is further configured to: the air inlet box is provided with three layers of coarse screens in total, and every two layers are provided with between the coarse screens and hold the box, activated carbon particles have been placed in holding the box.
Through adopting above-mentioned technical scheme, the air inlet case adds and holds the box and be used for holding the active carbon granule to absorb the moisture that gets into in the air by the active carbon granule, in order to ensure the degree of dryness of entering air, avoid steam to damage one-level air heater, second grade air heater, degree of depth degerming ware and enter into the filling room.
The invention is further configured to: a cover plate is detachably clamped on one end face of the accommodating box, and a plurality of ventilation holes are formed in the bottom surface penetrating through the cover plate and the accommodating box; and filter cloth is arranged on the inner side surfaces which are attached to the cover plate and hold the bottom surface of the box.
By adopting the technical scheme, the accommodating box adopts the detachable cover plate, so that convenience is provided for replacing the activated carbon particles; the cover plate and the accommodating box are provided with ventilation holes, so that the smoothness of air is ensured; the cover plate and the accommodating box are additionally provided with filter cloth, so that the active carbon particles are prevented from falling out.
The invention is further configured to: the impurity blocker, the primary air heater, the secondary air heater and the deep bacteria remover comprise pipe fittings and flange plates arranged at two ends of the pipe fittings.
Through adopting above-mentioned technical scheme, each part of multistage air treatment component adopts the pipe fitting as the outer wall structure alone to carry out interconnect through the ring flange, thereby ensure the leakproofness performance.
The invention is further configured to: the impurity arrester further comprises a plurality of dust receiving discs, the dust receiving discs are provided with a plurality of air nozzles, and the air nozzles of the dust receiving discs are arranged in a staggered mode.
Through adopting above-mentioned technical scheme, impurity arrester utilizes a plurality of dust receiving discs to receive and get the dust impurity that drops to ensure the circulation of air current through the breather nozzle, carry out the dislocation set with the breather nozzle of a plurality of dust receiving discs, thereby reduce the dust and pass the possibility of impurity arrester through the breather nozzle, it still needs to explain that the air current blows off through the breather nozzle, can make the air current power promote suddenly, thereby further reduce the dust impurity and fall out the possibility of impurity arrester through the breather nozzle.
The invention is further configured to: a plurality of long grooves are formed in the inner wall of the pipe fitting of the impurity arrester from the upper end opening to the lower part, and an embedded lug embedded with the long grooves is arranged at the edge of the outer circle of the dust collecting disc; and a pull column is arranged at the center of the circle of the upper end surface of the dust collecting disc.
By adopting the technical scheme, the dust receiving disc can be detachably mounted by utilizing the sliding embedding of the embedding lug and the long groove, so that convenience is provided for cleaning the impurity blocker; the up end that connects the dirt dish sets up draws the post, for upwards dragging the dismantlement on the one hand and connect the dirt dish to provide a point of application of force, and on the other hand realizes the mutual support of adjacent dirt dish, ensures the interval of adjacent dirt dish.
The invention is further configured to: the primary air heater and the secondary air heater further comprise heat insulation support frames arranged on the inner walls of the pipe fittings and resistance heaters supported by the heat insulation support frames.
Through adopting above-mentioned technical scheme, one-level air heater and second grade air heater utilize thermal-insulated support frame to support resistance heater to utilize resistance heater heating air, have the more convenient technological effect of control temperature.
The invention is further configured to: the deep sterilizer also comprises a plurality of ultraviolet lamp tubes, and the ultraviolet lamp tubes are arranged in parallel to the central axis of the pipe fitting.
By adopting the technical scheme, the deep sterilizer adopts the plurality of ultraviolet lamp tubes for sterilization so as to adapt to the sterilization requirement in food processing, and limits the arrangement mode of the ultraviolet lamp tubes, thereby ensuring the irradiation time of the ultraviolet lamp tubes to the air flow.
The invention is further configured to: the air outlet box is provided with an air expanding part in a quadrangular frustum shape, an air expanding plate is arranged in the air expanding part, and the air expanding plate is an umbrella-shaped outlet end right opposite to the horizontal pipeline.
Through adopting above-mentioned technical scheme, the air-out case adds expands wind portion, expands and sets up in the wind portion and expand the aerofoil to meet and guide the air current by the umbrella face that expands the aerofoil, make steam can blow out the bellows with bigger cross-section, and then improve the homogeneity of filling indoor temperature.
In conclusion, the invention has the following beneficial effects: the temperature in the filling chamber is controlled by introducing hot air, so that the real-time updating of the air in the filling chamber is realized, the stability of the temperature in the filling chamber is improved by monitoring the temperature of the introduced hot air, and the cleanness of hot air is ensured to meet the food sanitation requirement by multi-channel filtering and multi-channel sterilization; absorbing moisture in the inlet air by the activated carbon particles to ensure the dryness of the inlet air; the accommodating box adopts a detachable cover plate, thereby providing convenience for replacing the activated carbon particles; the upper end surface of the dust collecting disc is provided with the pull column, so that on one hand, a force application point is provided for pulling upwards to disassemble the dust collecting disc, on the other hand, the mutual support of adjacent dust collecting discs is realized, and the distance between the adjacent dust collecting discs is ensured; the resistance heater is used for heating air, so that the technical effect of more convenient temperature control is achieved; limiting the arrangement mode of the ultraviolet lamp tubes so as to ensure the irradiation time of the ultraviolet lamp tubes to the air flow; the umbrella cover of the air expansion plate is used for facing and guiding air flow, so that hot air can be blown out of the air box through a larger cross section, and the uniformity of the temperature in the filling chamber is improved.
Drawings
FIG. 1 is an overall elevation view of the present application;
FIG. 2 is an overall top view of the present application;
FIG. 3 is a partial cross-sectional view of the air inlet box of the present application;
FIG. 4 is an exploded view of the air inlet box of the present application;
FIG. 5 is a partial cross-sectional view of a contaminant trap according to the present application;
FIG. 6 is a partial cross-sectional view of the primary air heater of the present application, illustrating that the secondary air heater is identical in construction to the primary air heater;
FIG. 7 is a partial cross-sectional view of the deep sterilizer of the present application;
FIG. 8 is a partial cross-sectional view of the bellows of the present application.
Description of the drawings: 1. an air inlet box; 11. coarse filtration; 12. accommodating the box; 13. a cover plate; 14. a ventilation hole; 15. filtering cloth; 2. an exhaust fan; 3. a vertical pipeline; 31. an impurity blocker; 311. a dust collecting disc; 312. a breather nozzle; 313. a long groove; 314. embedding the bump; 315. pulling the column; 32. a primary air heater; 33. a secondary air heater; 331. a heat insulation support frame; 332. a resistance heater; 34. a deep sterilizer; 341. an ultraviolet lamp tube; 35. a pipe fitting; 36. a flange plate; 4. a horizontal pipeline; 41. a temperature probe; 5. an air outlet box; 51. fine filtering the filter material; 52. an air expanding part; 53. a wind-spreading plate; 6. an air exhaust mechanism.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the sterile hot air system for filling machinery comprises an air inlet box 1 installed in the filling machinery and communicated with the outside, an exhaust fan 2 with an air inlet communicated with the air inlet box 1, a vertical pipeline 3 connected to an air outlet of the exhaust fan 2, a horizontal pipeline 4 connected to the top end of the vertical pipeline 3, an air outlet box 5 connected to the outlet end of the horizontal pipeline 4, and an air exhaust mechanism 6 independently installed in the filling machinery; as shown in fig. 3, the air inlet box 1 is of an open end face structure, and a plurality of coarse strainers 11 are clamped and fixed in the air inlet box in parallel with the open end face; as shown in fig. 1, the vertical pipeline 3 is provided with a multi-stage air treatment assembly, which sequentially comprises an impurity blocker 31, a primary air heater 32, a secondary air heater 33 and a deep sterilizer 34 from bottom to top; the horizontal pipeline 4 is inserted and fixed with a temperature probe 41 by a flange; the air outlet box 5 is of a structure with an opening at one end, and a fine filter material 51 is arranged in the air outlet box and is parallel to the opening end face.
When the filling machine works normally, external air is extracted by air pressure generated by the exhaust fan 2, and the external air sequentially passes through the air inlet box 1, the vertical pipeline 3 and the horizontal pipeline 4 under the action of air pressure difference, and is finally blown out of the air outlet box 5 and enters the filling chamber; when outside air passes through the air inlet box 1, large-particle impurities, mosquitoes and the like are blocked by the coarse filter screen 11, so that the first filtering is realized on the premise of ensuring the smoothness of air inlet; the air after the first filtering enters the multi-stage air processing assembly, in the process of passing through the multi-stage air processing assembly, the air is heated by the first-stage air heater 32 and the second-stage air heater 33, the temperature rise and the heating sterilization are completed, the sterilization is further completed by the deep sterilizer 34, the cleanliness of the air is further improved, part of dust impurities generated by the two times of sterilization can overcome the falling of the air flow, the part of impurities are received by the impurity blocker 31, so that the problem that the impurities enter the joint of the vertical pipeline 3 and the exhaust fan 2 and are difficult to clean is solved, here, the multi-stage air processing assembly is arranged on the vertical pipeline 3, the advancing track of the air is vertical upward, and therefore, the principle that the hot air rises can be utilized, the air flow can more easily enter the air outlet box 5, and the aerodynamic force of hot air blown out of the air box 5 is improved, thereby better diffusing to the filling chamber; when the heated and sterilized air enters the horizontal pipeline 4, the temperature is monitored by the temperature probe 41, and the power of the primary air heater 32 and the secondary air heater 33 is controlled according to the monitored temperature, so that the temperature of the blown air is controlled, and the temperature stability in the filling chamber is improved; before the hot gas is blown out through the air outlet box 5, the hot gas is filtered by a fine filter material 51, so that the cleanliness of the hot gas blown into the filling chamber is ensured; to sum up, this application adopts the mode of leading-in steam to control the indoor temperature of filling to realize the real-time update of the indoor air of filling, and through monitoring leading-in steam temperature, thereby improve the stability of the indoor temperature of filling, and disinfect through multichannel filtration and multichannel, ensure that hot-blast cleanliness can satisfy the food hygiene requirement.
In practical application, it is found that moisture in the outside air entering the present application may damage electrical components, for this reason, as shown in fig. 3 and 4, three layers of coarse strainers 11 are installed on the air inlet box 1 in total, a containing box 12 is fixed between every two layers of coarse strainers 11 in a clamping manner, activated carbon particles are placed in the containing box 12, so that moisture in the entering air is absorbed by the activated carbon particles, the dryness of the entering air is ensured, and the moisture is prevented from damaging the primary air heater 32, the secondary air heater 33, the deep sterilization device 34 and entering the filling chamber.
After the activated carbon particles in the containing box 12 are adsorbed to saturation, the activated carbon particles need to be replaced, and in order to facilitate replacement of the activated carbon, as shown in fig. 3 and 4, a cover plate 13 is detachably clamped on one end face of the containing box 12, so that convenience is brought to replacement of the activated carbon particles; a plurality of ventilation holes 14 are formed through the cover plate 13 and the bottom surface of the accommodating box 12, so that the smoothness of air is ensured; the inner side surfaces of the attaching cover plate 13 and the bottom surface of the containing box 12 are padded with filter cloth 15, so that the active carbon particles are prevented from falling out of the containing box 12.
Each part of the multistage air treatment assembly needs to have independent disassembly and assembly capability so as to be convenient for overhaul and maintenance, and therefore as shown in fig. 1, the impurity blocker 31, the primary air heater 32, the secondary air heater 33 and the depth degerming device 34 all comprise pipe fittings 35 and flange plates 36 arranged at two ends of the pipe fittings 35, so that the impurity blocker, the primary air heater 32, the secondary air heater 33 and the depth degerming device are connected with one another through the flange plates 36, and on the premise of realizing the four detachable assembly, the sealing performance is effectively ensured.
The specific structure of the impurity arrester 31 is as follows, as shown in fig. 5, the impurity arrester 31 further includes a plurality of dust receiving discs 311, so that the falling dust impurities are received by the plurality of dust receiving discs; the dust receiving disc 311 is punched and formed with a plurality of air nozzles 312 from bottom to top, so that the air flow circulation is ensured; the aeration nozzles 312 of the plurality of catch trays 311 are offset to reduce the possibility of dust passing through the impurity stopper 31 via the aeration nozzles 312.
In order to facilitate cleaning of the impurity blocker 31, as shown in fig. 5, a plurality of elongated slots 313 are formed in the inner wall of the pipe 35 of the impurity blocker 31 from the upper end to the lower side, and an engaging protrusion 314 engaged with the elongated slots 313 is arranged on the outer circumferential edge of the dust receiving disc 311, so that the dust receiving disc 311 is detachably mounted, and convenience is provided for cleaning the impurity blocker 31; it should be noted that the pull column 315 is welded and fixed to the center of the circle of the upper end surface of the dust receiving disc 311, so as to provide a force application point for pulling and detaching the dust receiving disc 311 upward, and to realize mutual support of the adjacent dust receiving discs 311, thereby ensuring the distance between the adjacent dust receiving discs 311.
As shown in fig. 6, the primary air heater 32 and the secondary air heater 33 further include a heat insulation support frame 331 fitted and fixed to an inner wall of the pipe 35, and a resistance heater 332 supported by the heat insulation support frame 331, so that the air is heated by the resistance heater 332, thereby achieving a technical effect of more conveniently controlling the temperature.
The deep sterilizer 34 has a more specific structure as shown in fig. 7, the deep sterilizer 34 further includes a plurality of ultraviolet lamps 341 to meet the sterilization requirement in food processing, and the ultraviolet lamps 341 are disposed parallel to the central axis of the tube 35 to ensure the irradiation duration of the ultraviolet lamps 341 to the air flow.
In order to improve the coverage area of the hot air blown out from the air outlet box 5, as shown in fig. 8, the air outlet box 5 is welded and fixed with a quadrangular frustum-shaped air expanding portion 52, an air expanding plate 53 is supported and fixed in the air expanding portion 52, and the air expanding plate 53 is in an umbrella surface shape and faces the outlet end of the horizontal pipeline 4, so that the umbrella surface of the air expanding plate 53 is in head-on contact with and guides the air flow, the hot air can be blown out from the air outlet box 5 with a larger cross section, and the uniformity of the temperature in the filling chamber is improved.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a sterile hot air system for filling machinery which characterized in that: the filling machine comprises an air inlet box (1) which is arranged on a filling machine and is communicated with the outside, an exhaust fan (2) with an air inlet communicated with the air inlet box (1), a vertical pipeline (3) connected with an air outlet of the exhaust fan (2), a horizontal pipeline (4) connected with the top end of the vertical pipeline (3), and an air outlet box (5) connected with the outlet end of the horizontal pipeline (4); the air inlet box (1) is of an end face opening structure, and a plurality of coarse filters (11) are arranged in the air inlet box and parallel to the opening end face; the vertical pipeline (3) is provided with a multi-stage air treatment assembly, and the multi-stage air treatment assembly sequentially comprises an impurity blocker (31), a primary air heater (32), a secondary air heater (33) and a deep sterilization device (34) from bottom to top; the horizontal pipeline (4) is provided with a temperature probe (41); the air outlet box (5) is of a structure with an opening at one end, and a fine filter material (51) is arranged in the air outlet box and is parallel to the opening end face.
2. The sterile hot air system for filling machines according to claim 1, wherein: the air inlet box (1) is provided with three layers of coarse screens (11) in total, and every two layers are provided with between the coarse screens (11) and hold box (12), activated carbon particles have been placed in holding box (12).
3. The sterile hot air system for filling machines according to claim 2, wherein: a cover plate (13) is detachably clamped on one end surface of the accommodating box (12), and a plurality of ventilation holes (14) are formed in the bottom surface penetrating through the cover plate (13) and the accommodating box (12); and filter cloth (15) is arranged on the inner side surfaces attached to the cover plate (13) and the bottom surface of the accommodating box (12).
4. The sterile hot air system for filling machines according to claim 1, wherein: the impurity blocker (31), the primary air heater (32), the secondary air heater (33) and the deep sterilizer (34) comprise pipe fittings (35) and flange plates (36) arranged at two ends of the pipe fittings (35).
5. The sterile hot air system for filling machines according to claim 4, wherein: the impurity arrester (31) further comprises a plurality of dust receiving discs (311), the dust receiving discs (32) are provided with a plurality of air nozzles (312), and the air nozzles (312) of the dust receiving discs (311) are arranged in a staggered mode.
6. The sterile hot air system for filling machines according to claim 5, wherein: a plurality of long grooves (313) are formed in the inner wall of the pipe fitting (35) of the impurity arrester (31) from the upper end opening to the lower part, and an embedded convex block (314) embedded with the long grooves (313) is arranged on the outer circle edge of the dust receiving disc (311); the circle center of the upper end surface of the dust collecting disc (311) is provided with a pull column (315).
7. The sterile hot air system for filling machines according to claim 4, wherein: the primary air heater (32) and the secondary air heater (33) further comprise a heat insulation support frame (331) arranged on the inner wall of the pipe fitting (35) and a resistance heater (332) supported by the heat insulation support frame (331).
8. The sterile hot air system for filling machines according to claim 4, wherein: the deep sterilizer (34) further comprises a plurality of ultraviolet light tubes (341), and the ultraviolet light tubes (341) are arranged in parallel to the central axis of the pipe fitting (35).
9. The sterile hot air system for filling machines according to claim 1, wherein: go out bellows (5) and be provided with the portion of expanding wind (52) that is the frustum of a pyramid form, it expands aerofoil (53) to be provided with in wind portion (52), expand aerofoil (53) and be the umbrella face form just to the exit end of horizontal pipeline (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011614753.3A CN112696763A (en) | 2020-12-30 | 2020-12-30 | Sterile hot air system for filling machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011614753.3A CN112696763A (en) | 2020-12-30 | 2020-12-30 | Sterile hot air system for filling machinery |
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| Publication Number | Publication Date |
|---|---|
| CN112696763A true CN112696763A (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011614753.3A Pending CN112696763A (en) | 2020-12-30 | 2020-12-30 | Sterile hot air system for filling machinery |
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| CN (1) | CN112696763A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114920190A (en) * | 2022-05-11 | 2022-08-19 | 临泉县由基食品股份有限公司 | Automatic filling instrument for sesame oil production |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0405402A2 (en) * | 1989-06-26 | 1991-01-02 | Toyo Seikan Kaisha Limited | Aseptic filling machine |
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| EP0405402A2 (en) * | 1989-06-26 | 1991-01-02 | Toyo Seikan Kaisha Limited | Aseptic filling machine |
| CN201128487Y (en) * | 2007-03-08 | 2008-10-08 | 上海大容贸易有限公司 | Non-seal paper aluminum composite sterile pillow packing machine |
| CN201225727Y (en) * | 2008-05-29 | 2009-04-22 | 山东新巨丰科技包装材料有限责任公司 | Apparatus for generating sterile air |
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| CN109795749A (en) * | 2017-11-17 | 2019-05-24 | 郑垚垚 | A kind of filtrated air circulatory system of sterile filling production line |
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| CN114920190A (en) * | 2022-05-11 | 2022-08-19 | 临泉县由基食品股份有限公司 | Automatic filling instrument for sesame oil production |
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Application publication date: 20210423 |