CN215690078U - Portable irradiation sterilization machine - Google Patents
Portable irradiation sterilization machine Download PDFInfo
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- CN215690078U CN215690078U CN202122058536.7U CN202122058536U CN215690078U CN 215690078 U CN215690078 U CN 215690078U CN 202122058536 U CN202122058536 U CN 202122058536U CN 215690078 U CN215690078 U CN 215690078U
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Abstract
The utility model discloses a portable irradiation sterilization machine, which comprises an aluminum alloy box body, wherein an oil cooling box is arranged above the aluminum alloy box body, a miniature X-ray tube is arranged in the oil cooling box, and a round hole is formed below the miniature X-ray tube for releasing rays; oil cooling joints are arranged on two sides of the miniature X-ray tube; transformer oil is filled in the oil cooling box; a power supply box is arranged on the right side of the aluminum alloy box body, and a high-voltage transformer, a booster circuit and a switching power supply are arranged in the power supply box; a power supply connector is arranged outside the power supply box and connected with the high-voltage transformer; the miniature X-ray tube is connected with the high-voltage transformer; the sterilization machine has the function of penetrating radiation sterilization, can penetrate through objects in a sealed container for sterilization, avoids secondary pollution in the packaging process, can replace the radiation sterilization machine in the traditional industry, is small in size, light in weight and low in power requirement, and can be applied to sterilization of food, medicines and instruments in emergency rescue.
Description
Technical Field
The utility model relates to the technical field of disinfection and sterilization devices, in particular to a portable irradiation sterilization machine.
Background
In the process of traditional production of various foods, medicines and medical instruments, fungi attached to a workbench and fungi floating in the air can be easily packaged into products under the condition of air circulation, so that product pollution is caused, the physical health of consumers is threatened, and the using effect of the products is greatly influenced. However, the existing traditional production mode of sterilizing and sealing firstly cannot really realize aseptic operation production. The existing operation production sterilization modes comprise high-temperature sterilization, ultraviolet irradiation sterilization, and disinfection and sterilization by spraying a disinfectant or a preservative. However, these are sterilization methods followed by sealing. These sterilization methods all have the disadvantages of weak sterilization capability, low sterilization efficiency, short sterilization duration and the like. The gamma rays released by 60Co and 137Cs have high sterilization efficiency on products with high sterilization requirements on food, medicines and the like, but the sterilization machines have extremely low safety and are not easy to move, the products are easy to be damaged by excessive radiation in the operation process, the equipment is also easy to cause nuclear leakage safety accidents, and a large amount of manpower and material resources are consumed in the treatment of nuclear waste. In the treatment of different sterilized products and only a fixed dose of radiation is possible without adjusting the radiation dose to the actual requirements
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a portable irradiation sterilization machine which has a penetrating irradiation sterilization function, can perform penetrating sterilization on objects in a sealed container, avoids secondary pollution in a packaging process, and can replace the irradiation sterilization machine in the traditional industry; the novel emergency sterilization device has the advantages of small volume, light weight and low power requirement of a power supply, and can be applied to sterilization of food, medicines and instruments in emergency rescue.
In order to achieve the purpose, the utility model provides the following technical scheme:
a portable radiation sterilization machine comprises an aluminum alloy box body, wherein an oil cooling box is arranged above the aluminum alloy box body, a miniature X-ray tube is arranged in the oil cooling box, and a round hole is formed below the miniature X-ray tube for releasing rays; oil cooling joints are arranged on two sides of the miniature X-ray tube; an oil cooling box power supply connector is mounted on the other side of the oil cooling box; transformer oil is filled in the oil cooling box; a power supply box is arranged on the right side of the aluminum alloy box body, and a high-voltage transformer, a booster circuit and a switching power supply are arranged in the power supply box; the booster circuit and the switching power supply are integrated in one module; a power supply connector is arranged outside the power supply box and connected with the high-voltage transformer; the high-voltage transformer is connected with a high-voltage potentiometer in parallel; the miniature X-ray tube is connected with the high-voltage transformer; the cathode filament of the miniature X-ray tube is connected with the power supply connector of the power supply box through the oil cooling box power supply connector;
the rear side of the aluminum alloy box body is provided with a heat exchanger, the transverse side of the heat exchanger is connected with an oil pump, and the oil pump, the heat exchanger and the oil cold joint form a transformer oil circulation loop through pipelines;
the switch power supply provides power for the whole irradiation sterilization machine.
Further, a fan is connected to a longitudinal side of the heat exchanger.
Furthermore, a proximity switch and an electromagnet are arranged at the joint of the aluminum alloy box body and the box door.
Further, install the filter screen on the oil-cooling joint for avoid transformer oil's particulate matter to block up the oil pump.
Further, a transparent lead plate is mounted at the top of the oil cooling box.
Furthermore, a relay control circuit box is installed on the left side of the aluminum alloy box body, and a relay control circuit module is arranged in the relay control circuit box, so that the on-off of working circuits of all devices is realized.
Further, still install operating button on the aluminum alloy box, operating button is connected with relay control circuit module electricity.
Furthermore, lead plates are arranged around the aluminum alloy box body.
Compared with the prior art, the utility model has the beneficial effects that:
(1) no radiation in normal state: the miniature X-ray tube is used as a radiation source, the dosage is controllable, no traditional radioactive contamination exists, and no ray is generated when the miniature X-ray tube is not electrified.
(2) The control circuit has high reliability: the relay is used for control, the circuit is simple, the bearing current is large, the voltage resistance is high, and the damage is not easy. And the circuit connection is reasonable, and the maintenance is easy.
(3) The box body is reasonably configured: the box body is built by 2020 aluminum profiles, the whole assembly is simple, and the periphery of the box body is provided with the lead plate to protect the box body in place.
(4) The heat dissipation is good: the miniature x-ray tube is soaked in transformer oil and matched with an oil pump, a pipeline and a heat exchanger, so that the surface temperature of the tube body can be controlled to be below 60 ℃.
(5) The transformer has excellent performance: the high-voltage transformer using ferrite as a magnetic core is light in weight, can reduce more than 50% of the volume under the same power as the traditional industrial frequency transformer, is sealed by epoxy resin as a whole, and can resist 70kv high voltage.
(6) The booster circuit has adaptivity: the booster circuit adopts zvs design, and the input voltage is wide, can be from 12v to 30 v. Different inductive reactance of high-frequency transformers with different processes can be adjusted to proper frequency, and normal work is guaranteed.
(7) The radiation energy can be adjusted: the voltage-regulating output can be carried out by using a resistor arranged in the transformer, so that the ray energy is changed.
Drawings
FIG. 1 is a schematic view of the construction of the sterilizer of the present invention;
FIG. 2 is a top view of the sterilizer of the present invention;
FIG. 3 is a rear view of the sterilizer of the present invention;
FIG. 4 is a schematic view of the oil-cooled cartridge of the present invention;
FIG. 5 is a schematic diagram of the operation of the boost circuit of the present invention;
FIG. 6 is a schematic view of the heat exchanger and fan of the present invention;
FIG. 7 is a control schematic diagram of a relay control circuit module according to the present invention;
fig. 8 is a schematic workflow of the present invention.
In the figure: 1-box, 2-oil cooling box, 3-miniature X-ray tube, 4-filter screen, 5-oil cooling joint, 6-power box, 7-booster circuit and switch power supply, 8-high voltage transformer, 9-power joint, 10-box door, 11-proximity switch, 12-electromagnet, 13-oil cooling box power supply joint, 14-electromechanical control circuit box, 15-heat exchanger and 16-fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a portable radiation sterilizer includes an aluminum alloy case 1, the entire frame of the aluminum alloy case 1 is made of 2020 aluminum section, the portable radiation sterilizer has light weight, strong bearing capacity and easy assembly, and lead plates are arranged around the aluminum alloy case 1 to play a role of protection.
An oil cooling box 2 is arranged above the aluminum alloy box body 1, and is made of abs materials, wherein the size of the oil cooling box is 120 multiplied by 60(mm), and the thickness of the oil cooling box is 4 mm; the thickness of the inner edge is 4mm, the inner edge is 4mm lower than the top, and the height is 4 mm.
Referring to fig. 4, a miniature X-ray tube 3 is installed in the oil cooling box 2, and a circular hole is formed below the miniature X-ray tube 3 for releasing rays; transformer oil is contained in the oil cooling box 2, and the miniature X-ray tube 3 is soaked in the transformer oil. Oil cooling joints 5 are arranged on two sides of the miniature X-ray tube 3, and a filter screen 4 is arranged on the oil cooling joints 5 to prevent particles of transformer oil from blocking an oil pump; the other side of the oil cooling box 2 is provided with an oil cooling box power supply connector 13, and the top of the oil cooling box 2 is provided with a transparent lead plate to observe the working condition. The whole joint of the oil cooling box 2 is coated with 701 silicone rubber seals.
Specifically, a power supply box 6 is installed on the right side of the aluminum alloy box body 1, and a high-voltage transformer 8, a booster circuit and a switching power supply 7 are installed inside the power supply box 6;
the high-voltage transformer 8 is composed of a magnetic core, a primary winding and a secondary winding, the magnetic core uses a uy20 ferrite magnetic core, can work under 5-40khz, and has a simple structure, and the volume and weight of the high-voltage transformer are reduced by more than 50% compared with those of a cold-rolled silicon steel sheet iron core with the same power. And a 1.2mm enameled wire is wound on the framework for 12 circles at the primary stage, and the outermost layer is wrapped by an insulating adhesive tape. And a secondary 0.4mm enameled wire is wound on the framework for 2600 circles and sleeved with a shell, the gap is sealed and insulated by epoxy resin, and a silica gel wire is led out to be used as a lead wire on the high-voltage side. The transformer is internally provided with a silicon rectifier stack, the output is the direct current with no load of 26kv, and the adjustable high-voltage direct current is obtained through a high-voltage potentiometer connected in parallel. The high voltage transformer 8 is entirely sealed with epoxy resin and can withstand a high voltage of 70 kv.
The booster circuit and the switching power supply 7 are integrated in one module; the booster circuit adopts zvs zero voltage switching technology, so that two power mos tubes are conducted in turn at extremely high resonant frequency, and high-frequency large current is generated in a primary winding of a high-voltage transformer 8 to generate magnetic flux in a ferrite core; the input voltage of the booster circuit is wide and can be from 12v to 30 v. Different inductive reactance of high-voltage transformers with different processes can be adjusted to proper frequency, so that normal work is ensured; the working specific principle diagram is shown in fig. 5. The switching power supply is 200w12v switching power supply, and aims to provide power for the whole radiation sterilization machine.
A power supply connector 9 is arranged outside the power supply box 6, and the power supply connector 9 is connected with the high-voltage transformer 8; the high-voltage transformer 8 is connected with a high-voltage potentiometer in parallel; the miniature X-ray tube 3 is connected with the high-voltage transformer 8; the cathode filament of the miniature X-ray tube 3 is connected with the power supply connector 9 of the power supply box 6 through the oil-cooled box power supply connector 13;
in addition, a heat exchanger 15 is installed at the rear side of the aluminum alloy box body 1, and the heat exchanger 15 is made of aluminum radiating fins with four copper pipes arranged inside; a fan 16 is connected to a longitudinal side of the heat exchanger 15, and the structure is shown in fig. 6. After the power is on, the fan rotates to make the air quickly cool the aluminum radiating fin. The lateral side of the heat exchanger 15 is connected with an oil pump, the heat exchanger 15 and the oil cold joint 5 form a circulation loop of the transformer oil through a pipeline, and then the transformer oil is cooled and dissipated, so that the surface temperature of the miniature X-ray tube 3 is controlled below 60 ℃.
A relay control circuit box 14 is installed on the left side of the aluminum alloy box body 1, and a relay control circuit module is arranged in the relay control circuit box and used for realizing the on-off of working circuits of all devices; still install operating button (not shown in the figure) on the aluminum alloy box 1, operating button is connected with relay control circuit module electricity. The control principle of the specific relay control circuit module is shown in fig. 7.
The work flow diagram of the utility model is shown in fig. 8. The working principle is as follows: the sterilization machine is powered on, then the box door 10 is opened, an object to be sterilized is placed in the box body, then the box door 10 is pushed tightly, a timing button above the box body is pressed while the box door is pushed tightly, an indicator light on the button is turned on, the box door 10 is automatically sucked tightly, the oil pump, the heat exchanger 15 and the fan 16 start to work, the miniature X-ray tube 3 starts to sterilize, the box door 10 can be opened after the sterilization is finished, the power supply is turned off, and the object can be taken out.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A portable radiation sterilization machine comprises an aluminum alloy box body (1), and is characterized in that an oil cooling box (2) is arranged above the aluminum alloy box body (1), a miniature X-ray tube (3) is arranged in the oil cooling box (2), and a round hole is formed below the miniature X-ray tube (3) for releasing rays; oil cooling joints (5) are arranged on two sides of the miniature X-ray tube (3); an oil cooling box power supply connector (13) is arranged on the other side of the oil cooling box (2); transformer oil is filled in the oil cooling box (2); a power supply box (6) is installed on the right side of the aluminum alloy box body (1), and a high-voltage transformer (8), a booster circuit and a switching power supply (7) are installed inside the power supply box (6); the booster circuit and the switching power supply (7) are integrated in one module; a power supply connector (9) is mounted outside the power supply box (6), and the power supply connector (9) is connected with the high-voltage transformer (8); the high-voltage transformer (8) is connected with a high-voltage potentiometer in parallel; the miniature X-ray tube (3) is connected with the high-voltage transformer (8); the cathode filament of the miniature X-ray tube (3) is connected with a power supply connector (9) of the power supply box (6) through the oil cooling box power supply connector (13);
a heat exchanger (15) is installed on the rear side of the aluminum alloy box body (1), an oil pump is connected to the transverse side of the heat exchanger (15), and the oil pump, the heat exchanger (15) and the oil cold joint (5) form a transformer oil circulation loop through pipelines;
the switch power supply provides power for the whole irradiation sterilization machine.
2. A portable radiation sterilization machine according to claim 1, wherein a fan (16) is connected to a longitudinal side of said heat exchanger (15).
3. The portable radiation sterilizer as claimed in claim 1, wherein a proximity switch (11) and an electromagnet (12) are installed at the connection of the aluminum alloy box body (1) and the box door (10).
4. A portable radiation sterilizer as claimed in claim 1, wherein a strainer (4) is mounted on the oil cold junction (5) to avoid particles of transformer oil from clogging the oil pump.
5. A portable radiation sterilization machine according to claim 4, characterized in that a transparent lead plate is installed on the top of the oil-cooling box (2).
6. The portable radiation sterilizer of claim 1, wherein a relay control circuit box (14) is installed on the left side of the aluminum alloy box body (1), and a relay control circuit module is arranged in the relay control circuit box to realize the on-off of the working circuits of all devices.
7. The portable radiation sterilizer of claim 6, wherein an operating button is further mounted on the aluminum alloy box body (1), and the operating button is electrically connected with the relay control circuit module.
8. The portable radiation sterilizer of claim 1, wherein lead plates are arranged around the aluminum alloy box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122058536.7U CN215690078U (en) | 2021-08-30 | 2021-08-30 | Portable irradiation sterilization machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122058536.7U CN215690078U (en) | 2021-08-30 | 2021-08-30 | Portable irradiation sterilization machine |
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| Publication Number | Publication Date |
|---|---|
| CN215690078U true CN215690078U (en) | 2022-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122058536.7U Active CN215690078U (en) | 2021-08-30 | 2021-08-30 | Portable irradiation sterilization machine |
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| CN (1) | CN215690078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935232A (en) * | 2022-02-28 | 2022-08-23 | 航睿星科技有限公司 | Sterilizing cold storage |
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2021
- 2021-08-30 CN CN202122058536.7U patent/CN215690078U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935232A (en) * | 2022-02-28 | 2022-08-23 | 航睿星科技有限公司 | Sterilizing cold storage |
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