Irradiation sterilization shielding device of electron accelerator

Abstract

The utility model relates to the technical field of irradiation sterilization devices, in particular to an electron accelerator irradiation sterilization shielding device which comprises a support, two first rotating shafts are rotatably connected into the support, a conveying belt is arranged on the outer walls of the two first rotating shafts, and a protection box is fixedly connected to the upper end face of the support. An electron accelerator body is installed on the upper end face of the interior of the protection box, a scanning box is arranged at the bottom end of the electron accelerator body, openings are formed in the left side of the front end face and the right side of the rear end face of the protection box correspondingly, and two connecting shafts are rotationally connected between the protection box and the support; the outer walls of the two connecting shafts are fixedly connected with four baffles distributed circumferentially, the baffles can be driven to rotate along with the conveying belt through cooperation of the first rotating shaft, the conveying belt, the connecting shafts, the baffles, the second rotating shaft, the first belt wheel, the second belt wheel, the belt, the first bevel gear and the second bevel gear, and after products enter the protection box, the baffles can rotate to seal the protection box. The shielding effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of radiation sterilization devices, and specifically discloses an electron accelerator radiation sterilization shielding device. Background Art

[0002] Radiation sterilization is a technology that uses radiation (including X-rays, gamma rays and accelerated electron beams) to kill harmful bacteria and insects. Radiation sterilization has many advantages over other sterilization methods. It can be carried out at room temperature and basically does not change the temperature of the sample. It is suitable for the disinfection of items that cannot be treated at high temperatures. It has strong penetrability and sterilizes evenly, thoroughly and quickly.

[0003] Electron accelerators have a good sterilization and disinfection effect, but they inevitably emit radiated electron beams. Although the electron accelerator can control the dose of the electron beam it emits, frequent exposure to the electron beam is harmful to the health of workers. Therefore, an electron accelerator irradiation sterilization shielding device is needed to solve this problem. Summary of the Invention

[0004] The utility model provides an electron accelerator irradiation sterilization shielding device. The baffle rotates with the conveyor belt. After the product enters the protection box, the baffle can be rotated to close the protection box, and the shielding effect is good.

[0005] The utility model is implemented as follows: an electron accelerator irradiation sterilization shielding device includes a bracket, the bracket is internally rotatably connected to two first rotating shafts distributed left and right, the outer walls of the two first rotating shafts are provided with conveyor belts, the upper end surface of the bracket is fixedly connected to a protection box, the upper end surface of the interior of the protection box is mounted with an electron accelerator body, the bottom end of the electron accelerator body is provided with a scanning box, the front end surface left side and the rear end surface right side of the protection box are both opened, the protection box and the bracket are rotatably connected to two connecting shafts, and the outer walls of the two connecting shafts are fixedly connected to four circumferentially distributed baffles;

[0006] The upper ends of the two connecting shafts extend to the top of the protective box and are fixedly connected to the second bevel gear. The upper end surface of the protective box is fixedly connected to four ear plates. The insides of the two ear plates on the same side are rotatably connected to the second rotating shaft. The ends of the two second rotating shafts close to the second bevel gear are fixedly connected to the first bevel gear meshing with the second bevel gear. The other ends of the two second rotating shafts are fixedly connected to the second pulley. The rear end of the first rotating shaft on the left and the front end of the first rotating shaft on the right extend to the outside of the bracket and are fixedly connected to the first pulley. The two first pulleys are respectively connected to the two second pulleys through belt transmission.

[0007] In order to facilitate driving the first rotating shaft to rotate, as an electron accelerator irradiation sterilization shielding device of the present invention, a driving motor is installed on the left side of the front end surface of the bracket, and the output end of the driving motor is fixedly connected to the first rotating shaft located on the left side.

[0008] In order to facilitate feeding and discharging, as an electron accelerator irradiation sterilization shielding device of the present invention, the protective box is an open structure with left and right ends open.

[0009] In order to facilitate the support of the equipment, as a preferred electron accelerator irradiation sterilization shielding device of the present invention, the lower end surface of the bracket is fixedly connected with four symmetrically distributed legs.

[0010] In order to facilitate the control of the equipment, as an electron accelerator irradiation sterilization shielding device of the present invention, a controller is preferably provided on the front end face of the bracket, and the electron accelerator body and the drive motor are both electrically connected to the controller.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] This electron accelerator irradiation sterilization shielding device can drive the baffle to rotate with the conveyor belt through the cooperation of the first rotating shaft, conveyor belt, connecting shaft, baffle, second rotating shaft, first pulley, second pulley, belt, first bevel gear and second bevel gear. After the product enters the protective box, the baffle can be rotated to close the protective box, and the shielding effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is the overall structural diagram of an electron accelerator irradiation sterilization shielding device of the utility model;

[0014] Figure 2 This is a front sectional view of an electron accelerator irradiation sterilization shielding device according to the present invention;

[0015] Figure 3 This is a structural diagram of the protective box of the utility model;

[0016] Figure 4 This is a structural diagram of the baffle of the utility model.

[0017] In the figure, 1. bracket; 2. first rotating shaft; 3. conveyor belt; 4. protective box; 5. electron accelerator body; 6. scanning box; 7. drive motor; 8. opening; 9. connecting shaft; 10. baffle; 11. ear plate; 12. second rotating shaft; 13. first pulley; 14. second pulley; 15. first bevel gear; 16. second bevel gear; 17. controller. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0019] In the description of the present invention, it should be understood that the terms "length," "width," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inside," "outside," and the like, indicating positions or location relationships, are based on the positions or location relationships shown in the accompanying drawings and are intended solely to facilitate the description of the present invention and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention. Furthermore, in the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

[0020] See also Figure 1-4 , an electron accelerator irradiation sterilization shielding device, including a bracket 1, the bracket 1 is internally rotatably connected to two first rotating shafts 2 distributed left and right, the outer walls of the two first rotating shafts 2 are provided with a conveyor belt 3, the upper end surface of the bracket 1 is fixedly connected to a protection box 4, the upper end surface of the interior of the protection box 4 is installed with an electron accelerator body 5, the bottom end of the electron accelerator body 5 is provided with a scanning box 6, the front end left side and the rear end right side of the protection box 4 are both provided with openings 8, the protection box 4 and the bracket 1 are rotatably connected to two connecting shafts 9, and the outer walls of the two connecting shafts 9 are fixedly connected to four circumferentially distributed baffles 10;

[0021] The upper ends of the two connecting shafts 9 extend to the top of the protective box 4 and are fixedly connected to the second bevel gear 16. The upper end surface of the protective box 4 is fixedly connected to four ear plates 11. The inside of the two ear plates 11 on the same side is rotatably connected to the second rotating shaft 12. The ends of the two second rotating shafts 12 close to the second bevel gear 16 are fixedly connected to the first bevel gear 15 meshing with the second bevel gear 16. The other ends of the two second rotating shafts 12 are fixedly connected to the second pulley 14. The rear end of the first rotating shaft 2 on the left and the front end of the first rotating shaft 2 on the right extend to the outside of the bracket 1 and are fixedly connected to the first pulley 13. The two first pulleys 13 are respectively connected to the two second pulleys 14 through belt transmission.

[0022] In this embodiment: start the drive motor 7, the drive motor 7 drives the first rotating shaft 2 on the left to rotate clockwise, and then drives the conveyor belt 3 and the first rotating shaft 2 on the right to rotate clockwise. The conveyor belt 3 rotates clockwise to transport the product to the right. When the first rotating shaft 2 rotates clockwise, it further drives the first pulley 13 to rotate clockwise, and then drives the second pulley 14 to rotate clockwise through the belt, and then drives the second rotating shaft 12 to rotate clockwise. The second rotating shaft 12 further drives the first bevel gear 15 to rotate clockwise, and then drives the second bevel gear 16 on the left to rotate clockwise. The two second bevel gears 16 further drive the connecting shaft 9 on the left and the connecting shaft 9 on the right to rotate clockwise and counterclockwise, respectively, and then drive the baffle 10 on the left and the baffle 10 on the right to rotate clockwise and counterclockwise, respectively, to open the protective box 4 and allow the product to enter the protective box 4. When the product moves to the bottom of the electron accelerator body 5, the connecting shaft 9 rotates 90 degrees to close the protective box 4. At this time, the driving motor 7 is stopped, and sterilization is carried out through the electron accelerator body 5, which has a good shielding effect on the electron beam.

[0023] As a technical optimization solution of the present invention, a drive motor 7 is installed on the left side of the front end surface of the bracket 1, and the output end of the drive motor 7 is fixedly connected to the first rotating shaft 2 located on the left side.

[0024] In this embodiment, the driving motor 7 is used to drive the first rotating shaft 2 to rotate, thereby driving the entire device to operate.

[0025] As a technical optimization solution of the present invention, the protection box 4 is an open structure with left and right ends open.

[0026] In this embodiment, the protective box 4 is configured as an open structure with both left and right ends open, thereby facilitating feeding and discharging of materials.

[0027] As a technical optimization solution of the present invention, four symmetrically distributed legs are fixedly connected to the lower end surface of the bracket 1.

[0028] In this embodiment, four symmetrically distributed legs are fixedly connected through the lower end surface of the bracket 1 to facilitate the stability of the supporting device.

[0029] As a technical optimization solution of the present invention, a controller 17 is provided on the front end surface of the bracket 1 , and the electron accelerator body 5 and the drive motor 7 are both electrically connected to the controller 17 .

[0030] In this embodiment, the controller 17 is used to control the electron accelerator body 5 and the drive motor 7 to operate normally.

[0031] The working principle and use process of the utility model are as follows: when in use, first place the product to be sterilized on the conveyor belt 3, then start the drive motor 7, the drive motor 7 drives the first rotating shaft 2 on the left to rotate clockwise, and then drives the conveyor belt 3 and the first rotating shaft 2 on the right to rotate clockwise, the conveyor belt 3 rotates clockwise to transport the product to the right, the first rotating shaft 2 rotates clockwise and further drives the first pulley 13 to rotate clockwise, and then drives the second pulley 14 to rotate clockwise through the belt, and then drives the second rotating shaft 12 to rotate clockwise, the second rotating shaft 12 further drives the first bevel gear 15 to rotate clockwise, and the conveyor belt 3 rotates clockwise. The second bevel gear 16 on the left side is driven to rotate clockwise, and the second bevel gear 16 on the right side is driven to rotate counterclockwise. The two second bevel gears 16 further drive the connecting shaft 9 on the left side and the connecting shaft 9 on the right side to rotate clockwise and counterclockwise respectively, and then drive the baffle 10 on the left side and the baffle 10 on the right side to rotate clockwise and counterclockwise respectively, to open the protective box 4, so that the product enters the protective box 4. When the product moves to the bottom of the electron accelerator body 5, the connecting shaft 9 rotates 90° to close the protective box 4. At this time, the driving motor 7 is stopped, and sterilization is carried out through the electron accelerator body 5, which has a good shielding effect on the electron beam.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An electron accelerator irradiation sterilization shielding device, comprising a bracket (1), wherein the bracket (1) is internally rotatably connected to two first rotating shafts (2) distributed left and right, and the outer walls of the two first rotating shafts (2) are provided with a conveyor belt (3), the upper end surface of the bracket (1) is fixedly connected to a protective box (4), the upper end surface of the interior of the protective box (4) is installed with an electron accelerator body (5), and the bottom end of the electron accelerator body (5) is provided with a scanning box (6), characterized in that: The protection box (4) is provided with an opening (8) on the left side of the front end face and on the right side of the rear end face. The protection box (4) and the bracket (1) are rotatably connected to each other via two connecting shafts (9). Four circumferentially distributed baffles (10) are fixedly connected to the outer walls of the two connecting shafts (9). The upper ends of the two connecting shafts (9) extend to the top of the protective box (4) and are fixedly connected to the second bevel gear (16); the upper end surface of the protective box (4) is fixedly connected to four ear plates (11); the interiors of the two ear plates (11) on the same side are rotatably connected to the second rotating shaft (12); one end of the two second rotating shafts (12) close to the second bevel gear (16) is fixedly connected to the first bevel gear (15) meshing with the second bevel gear (16); the other ends of the two second rotating shafts (12) are fixedly connected to the second pulley (14); the rear end of the first rotating shaft (2) on the left and the front end of the first rotating shaft (2) on the right extend to the outside of the bracket (1) and are fixedly connected to the first pulley (13); the two first pulleys (13) are respectively connected to the two second pulleys (14) through belt transmission.

2. The electron accelerator irradiation sterilization shielding device according to claim 1, characterized in that: A driving motor (7) is installed on the left side of the front end surface of the bracket (1), and the output end of the driving motor (7) is fixedly connected to the first rotating shaft (2) located on the left side.

3. The electron accelerator irradiation sterilization shielding device according to claim 1, characterized in that: The protection box (4) is an open structure with left and right ends open.

4. The electron accelerator irradiation sterilization shielding device according to claim 1, characterized in that: Four symmetrically distributed legs are fixedly connected to the lower end surface of the bracket (1).

5. The electron accelerator irradiation sterilization shielding device according to claim 1, characterized in that: A controller (17) is provided on the front end surface of the bracket (1), and the electron accelerator body (5) and the drive motor (7) are both electrically connected to the controller (17).

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