Formaldehyde steam sterilizer

Abstract

The utility model discloses a formaldehyde steam sterilizer which comprises a box body, a sterilization box is fixedly connected in the box body, a sterilization cavity is formed in the sterilization box, fixing blocks are fixedly connected in the sterilization cavity at equal intervals, a connecting shaft is rotatably connected between the two fixing blocks, and a connecting seat is fixedly connected to the outer side of the connecting shaft. One side of the connecting seat is fixedly connected with a hollow plate; the sterilizing device has the beneficial effects that the sterilizing box, the sterilizing cavity, the formaldehyde solution placing box, the first evaporator and the hollow plate are arranged, so that the function of sterilizing articles is realized; a transmission shaft, a transmission belt, a rotating shaft and a rotating disc are arranged, so that the function of driving articles to rotate in the sterilization process is realized, and the sterilization effect is more uniform; by arranging a reciprocating screw rod, an adjusting block, a rack, a half gear, a connecting shaft, a connecting seat and a hollow plate, the function of swinging and spraying out formaldehyde steam is achieved, articles can be sterilized more uniformly, and use is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of formaldehyde steam sterilization, in particular to a formaldehyde steam sterilizer. Background Art

[0002] The principle of formaldehyde sterilization is to kill microorganisms through the oxidation effect of formaldehyde gas on microorganisms. Formaldehyde is a strong oxidant that can react with microbial proteins, nucleic acids, lipids and other biological macromolecules to destroy their structure and function. Formaldehyde steam sterilizer is a device that uses the formaldehyde sterilization principle.

[0003] A low-temperature steam formaldehyde sterilizer is disclosed in the Chinese utility model patent application number: CN202221067254.1. The temperature sensor and the pressure sensor detect the environment inside the sterilization chamber, so as to avoid the temperature and pressure of the water vapor being too high and causing damage to nearby objects. Although the above patent realizes the function of sterilization, the above patent has the following disadvantages when used: the position of the steam spray of the above formaldehyde steam sterilizer is fixed when sterilizing objects, and there are easy to be cleaning dead corners. The formaldehyde steam cannot contact the objects as much as possible, which is inconvenient to use. Therefore, we propose a formaldehyde steam sterilizer. Utility Model Content

[0004] The utility model aims to provide a formaldehyde steam sterilizer to solve the problem that the position of steam spraying is fixed when the formaldehyde steam sterilizer is used to sterilize articles, which easily leads to dead corners and the formaldehyde steam cannot contact the articles as much as possible.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A formaldehyde steam sterilizer comprises a box body, wherein a sterilization box is fixedly connected to the inside of the box body, a sterilization chamber is provided inside the sterilization box, fixed blocks are fixedly connected to the inside of the sterilization chamber at equal intervals, a connecting shaft is rotatably connected between two fixed blocks, a connecting seat is fixedly connected to the outside of the connecting shaft, a hollow plate is fixedly connected to one side of the connecting seat, nozzles are equidistantly provided at the bottom of the hollow plate, a rotating shaft is rotatably connected to the inside of the sterilization box, a rotating disk is fixedly connected to one end of the rotating shaft, a first evaporator and a formaldehyde solution placement box are sequentially installed inside the box body, the first evaporator is connected to the hollow plate through a pipeline, the formaldehyde solution placement box is connected to the first evaporator through a pipeline, and valves are provided on the outsides of the pipelines.

[0007] It can be understood that the utility model generates formaldehyde vapor through the arrangement of the formaldehyde solution placement box and the first evaporator, and sprays the formaldehyde vapor through the nozzle at the bottom of the hollow plate, thereby sterilizing the articles. The rotation of the connecting shaft drives the connecting seat to rotate, and the connecting seat drives the hollow plate to rotate, so that the formaldehyde vapor is sprayed more evenly, and the rotation of the rotating shaft drives the rotating disk to rotate, thereby driving the articles to rotate, and sterilizing more evenly.

[0008] Preferably, a second evaporator and a pure water storage box are installed in sequence inside the box body, the second evaporator is connected to the hollow plate through a pipeline, and the pure water storage box is connected to the second evaporator through a pipeline, and valves are provided on the outside of the pipeline.

[0009] It is understandable that the utility model can generate steam through the arrangement of the second evaporator and the pure water placement box, thereby cleaning away the residual formaldehyde in the cavity and the articles.

[0010] Preferably, a vacuum pump is installed inside the box, and the vacuum pump is connected to the sterilization chamber through a pipeline.

[0011] It is understandable that the utility model facilitates vacuuming the interior of the sterilization chamber by providing a vacuum pump.

[0012] Preferably, a transmission shaft is rotatably connected inside the sterilization box, and the rotating shaft is transmission-connected to the transmission shaft via a transmission belt.

[0013] It can be understood that the utility model drives the outer pulley to rotate through the rotation of the transmission shaft, and the outer pulley of the transmission shaft drives the outer pulley of the rotating shaft to rotate through the transmission belt, thereby driving the rotating shaft to rotate.

[0014] Preferably, an adjusting block is slidably connected inside the sterilization box, a rack is fixedly connected to one side of the adjusting block, and a half gear used in conjunction with the rack is fixedly connected to the outer side of the connecting shaft.

[0015] It can be understood that, in the present invention, the rack is moved by the movement of the adjusting block, the half gear is rotated by the movement of the rack, and the half gear drives the connecting shaft to rotate.

[0016] Preferably, the interior of the sterilization box is equidistantly and fixedly connected with connecting blocks, a reciprocating screw rod is rotatably connected between two connecting blocks, and the adjusting block is threadedly connected to the reciprocating screw rod.

[0017] It can be understood that, in the present invention, the rotation of the reciprocating screw drives the connecting block to move reciprocally.

[0018] Preferably, one end of the reciprocating screw is fixedly connected to a second bevel gear, the outer side of the transmission shaft is fixedly connected to a first bevel gear used in conjunction with the second bevel gear, the top of the sterilization box is fixedly connected to a drive motor, and the output end of the drive motor is fixedly connected to the transmission shaft.

[0019] It can be understood that, in the utility model, the driving motor drives the transmission shaft to rotate, the rotation of the transmission shaft drives the first bevel gear to rotate, and the first bevel gear drives the reciprocating screw to rotate through the second bevel gear.

[0020] The beneficial effects achieved by the utility model are as follows: the function of sterilizing articles is achieved by arranging a sterilization box, a sterilization chamber, a formaldehyde solution placement box, a first evaporator and a hollow plate; the function of driving the articles to rotate during the sterilization process is achieved by arranging a transmission shaft, a transmission belt, a rotating shaft and a rotating disk, so that the sterilization effect is more uniform; the function of swinging and spraying formaldehyde steam is achieved by arranging a reciprocating screw rod, an adjustment block, a rack, a half gear, a connecting shaft, a connecting seat and a hollow plate, so that the articles can be sterilized more evenly and it is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 It is a schematic diagram of the internal structure of the box of the utility model;

[0024] Figure 3 It is a schematic diagram of the internal structure of the sterilization box of the utility model;

[0025] Figure 4 It is a structural schematic diagram of the transmission shaft of the utility model;

[0026] Figure 5 It is a structural schematic diagram of the regulating block of the utility model.

[0027] In the figure: 1. box body; 2. sterilization box; 3. rotating disk; 4. first evaporator; 5. formaldehyde solution placement box; 6. vacuum pump; 7. pure water placement box; 8. second evaporator; 9. hollow plate; 10. sterilization chamber; 11. rotating shaft; 12. transmission belt; 13. transmission shaft; 14. driving motor; 15. connecting shaft; 16. connecting seat; 17. fixing block; 18. adjusting block; 19. rack; 20. half gear; 21. first bevel gear; 22. second bevel gear; 23. connecting block; 24. reciprocating screw rod. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figures 1 to 5 , the utility model provides a technical solution:

[0030] A formaldehyde steam sterilizer comprises a box body 1, wherein a sterilization box 2 is fixedly connected inside the box body 1, a sterilization chamber 10 is provided inside the sterilization chamber 10, fixed blocks 17 are fixedly connected inside the sterilization chamber 10 at equal intervals, a connecting shaft 15 is rotatably connected between two fixed blocks 17, a connecting seat 16 is fixedly connected to the outer side of the connecting shaft 15, a hollow plate 9 is fixedly connected to one side of the connecting seat 16, nozzles are equidistantly provided at the bottom of the hollow plate 9, a rotating shaft 11 is rotatably connected inside the sterilization box 2, a rotating disk 3 is fixedly connected to one end of the rotating shaft 11, a first evaporator 4 and a formaldehyde solution placement box 5 are sequentially installed inside the box body 1, the first evaporator 4 is connected to the hollow plate 9 through a pipeline, the formaldehyde solution placement box 5 is connected to the first evaporator 4 through a pipeline, and valves are provided on the outer sides of the pipelines.

[0031] It can be understood that the utility model generates formaldehyde vapor through the arrangement of the formaldehyde solution placement box 5 and the first evaporator 4, and sprays the formaldehyde vapor through the nozzle at the bottom of the hollow plate 9, thereby sterilizing the articles. The rotation of the connecting shaft 15 drives the connecting seat 16 to rotate, and the connecting seat 16 drives the hollow plate 9 to rotate, so that the formaldehyde vapor is sprayed more evenly, and the rotation of the rotating shaft 11 drives the rotating disk 3 to rotate, thereby driving the articles to rotate, and sterilization can be performed more evenly.

[0032] Furthermore, a second evaporator 8 and a pure water storage box 7 are installed in sequence inside the box body 1. The second evaporator 8 is connected to the hollow plate 9 through a pipeline, and the pure water storage box 7 is connected to the second evaporator 8 through a pipeline. Valves are provided on the outside of the pipeline.

[0033] It is understandable that the utility model can generate steam through the arrangement of the second evaporator 8 and the pure water placement box 7, thereby cleaning away the residual formaldehyde in the cavity and the articles.

[0034] Furthermore, a vacuum pump 6 is installed inside the box body 1, and the vacuum pump 6 is connected to the sterilization chamber 10 through a pipeline.

[0035] It is understandable that the utility model facilitates vacuuming the interior of the sterilization chamber 10 by providing the vacuum pump 6 .

[0036] Furthermore, a transmission shaft 13 is rotatably connected inside the sterilization box 2 , and the rotating shaft 11 is transmission-connected to the transmission shaft 13 via a transmission belt 12 .

[0037] It is understandable that the utility model drives the outer pulley of the transmission shaft 13 to rotate through the rotation of the transmission shaft 13, and the outer pulley of the transmission shaft 13 drives the outer pulley of the rotating shaft 11 to rotate through the transmission belt 12, thereby driving the rotating shaft 11 to rotate.

[0038] Furthermore, an adjusting block 18 is slidably connected inside the sterilization box 2 , a rack 19 is fixedly connected to one side of the adjusting block 18 , and a half gear 20 used in conjunction with the rack 19 is fixedly connected to the outer side of the connecting shaft 15 .

[0039] It can be understood that, in the present invention, the movement of the adjusting block 18 drives the rack 19 to move, the movement of the rack 19 drives the half gear 20 to rotate, and the half gear 20 drives the connecting shaft 15 to rotate.

[0040] Furthermore, the interior of the sterilization box 2 is equidistantly and fixedly connected with connecting blocks 23 , a reciprocating screw rod 24 is rotatably connected between the two connecting blocks 23 , and the adjusting block 18 is threadedly connected to the reciprocating screw rod 24 .

[0041] It can be understood that, in the present invention, the rotation of the reciprocating screw rod 24 drives the connecting block 23 to move back and forth.

[0042] Furthermore, one end of the reciprocating screw 24 is fixedly connected to the second bevel gear 22, the outer side of the transmission shaft 13 is fixedly connected to the first bevel gear 21 used in conjunction with the second bevel gear 22, the top of the sterilization box 2 is fixedly connected to the drive motor 14, and the output end of the drive motor 14 is fixedly connected to the transmission shaft 13.

[0043] It is understandable that the utility model drives the transmission shaft 13 to rotate through the driving motor 14, and the rotation of the transmission shaft 13 drives the first bevel gear 21 to rotate, and the first bevel gear 21 drives the reciprocating screw 24 to rotate through the second bevel gear 22.

[0044] Specifically, when in use, the articles to be sterilized are placed on the top of the rotating disk 3, and the interior of the sterilization chamber 10 is evacuated by the vacuum pump 6 until the interior of the chamber meets a certain vacuum degree, and then the formaldehyde solution in the formaldehyde solution placement box 5 is transported to the first evaporator 4 through an external water pump, and the formaldehyde solution is evaporated into formaldehyde vapor by the first evaporator 4, and is transported to the hollow plate 9 through a pipeline, and the formaldehyde vapor can be sprayed out through the nozzle at the bottom of the hollow plate 9, so as to sterilize the articles, and the driving motor 14 is started, and the driving motor 14 drives the transmission shaft 13 to rotate, and the transmission shaft 13 drives the rotating shaft 11 to rotate through the transmission belt 12, thereby driving the rotating disk 3 to rotate, so that the articles rotate during sterilization, thereby enhancing the sterilization effect. At the same time, the transmission shaft 13 drives the second bevel gear 22 to rotate through the first bevel gear 21, and the second bevel gear 22 drives the reciprocating screw 24 to rotate. The rotation of the reciprocating screw 24 drives the adjusting block 18 to reciprocate, and the adjusting block 18 drives the rack 19 to reciprocate. The reciprocating movement of the rack 19 drives the half gear 20 to swing, and the half gear 20 drives the hollow plate 9 to swing through the connecting shaft 15 and the connecting seat 16, so as to sterilize the articles uniformly. After the sterilization is completed, the pure water in the pure water placement box 7 is transported to the second evaporator 8 through an external water pump, thereby generating steam and entering the interior of the sterilization chamber 10 through the hollow plate 9 to clean the residual formaldehyde in the cavity and the articles, which is convenient for use.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A formaldehyde steam sterilizer, comprising a housing (1), characterized in that: A sterilization box (2) is fixedly connected to the interior of the box body (1), a sterilization chamber (10) is provided in the interior of the sterilization chamber (10), fixed blocks (17) are fixedly connected to the interior of the sterilization chamber (10) at equal intervals, a connecting shaft (15) is rotatably connected between two fixed blocks (17), a connecting seat (16) is fixedly connected to the outer side of the connecting shaft (15), a hollow plate (9) is fixedly connected to one side of the connecting seat (16), and nozzles are equidistantly provided at the bottom of the hollow plate (9), a rotating shaft (11) is rotatably connected to the interior of the sterilization box (2), and a rotating disk (3) is fixedly connected to one end of the rotating shaft (11), and a first evaporator (4) and a formaldehyde solution placement box (5) are sequentially installed in the interior of the box body (1), the first evaporator (4) is connected to the hollow plate (9) through a pipeline, and the formaldehyde solution placement box (5) is connected to the first evaporator (4) through a pipeline, and valves are provided on the outer sides of the pipelines.

2. A formaldehyde steam sterilizer according to claim 1, characterized in that: A second evaporator (8) and a pure water storage box (7) are installed in sequence inside the box body (1); the second evaporator (8) is connected to the hollow plate (9) through a pipeline; the pure water storage box (7) is connected to the second evaporator (8) through a pipeline; valves are provided on the outside of the pipelines.

3. A formaldehyde steam sterilizer according to claim 1, characterized in that: A vacuum pump (6) is installed inside the box (1), and the vacuum pump (6) is connected to the sterilization chamber (10) through a pipeline.

4. A formaldehyde steam sterilizer according to claim 1, characterized in that: The sterilization box (2) is rotatably connected to a transmission shaft (13) inside, and the rotating shaft (11) is transmission-connected to the transmission shaft (13) via a transmission belt (12).

5. A formaldehyde steam sterilizer according to claim 4, characterized in that: An adjusting block (18) is slidably connected inside the sterilizing box (2), a rack (19) is fixedly connected to one side of the adjusting block (18), and a half gear (20) used in conjunction with the rack (19) is fixedly connected to the outer side of the connecting shaft (15).

6. A formaldehyde steam sterilizer according to claim 5, characterized in that: The interior of the sterilization box (2) is equidistantly and fixedly connected with connection blocks (23), a reciprocating screw rod (24) is rotatably connected between the two connection blocks (23), and the adjustment block (18) is threadedly connected to the reciprocating screw rod (24).

7. A formaldehyde steam sterilizer according to claim 6, characterized in that: One end of the reciprocating screw rod (24) is fixedly connected to a second bevel gear (22); the outer side of the transmission shaft (13) is fixedly connected to a first bevel gear (21) used in conjunction with the second bevel gear (22); the top of the sterilization box (2) is fixedly connected to a drive motor (14); and the output end of the drive motor (14) is fixedly connected to the transmission shaft (13).

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