Ethylene oxide sterilization device convenient to clean

Abstract

The ethylene oxide sterilization device convenient to clean comprises a box body, the top wall of the box body is communicated with a conveying pipe, the bottom end of the conveying pipe penetrates into the box body, the bottom end of the conveying pipe is communicated with an air inlet pipe, the bottom of the air inlet pipe is communicated with a plurality of air spraying heads, and the front face of the box body is hinged to a connecting door. By arranging the recycling mechanism, cleaning water in the storage box is conveyed into the concave backflow pipe and the straight-through backflow pipe through the water pump and then sprayed out through the spraying head, the interior of the box body can be cleaned, waste water generated after cleaning can flow back to the interior of the storage box through the backflow hole, and the cleaning effect is good. And then filtering is conducted through a coarse sand net, a fine sand net and a nanometer filtering net, recycling can be conducted, waste of water resources is reduced, and the use cost of personnel is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of ethylene oxide sterilization, in particular to an ethylene oxide sterilization device which is easy to clean. Background Art

[0002] Ethylene oxide is an organic compound with the chemical formula C2H4O. It is a toxic carcinogen and was previously used to manufacture sterilizers. The utility model discloses an ethylene oxide sterilization device that is easy to clean and relates to the field of ethylene oxide sterilization technology, comprising a sterilization box and a sealed door hinged at one side of one end of the sterilization box, an air guide tube is provided at the top position inside the sterilization box, and an air distribution tube is fixedly installed at the bottom of the air guide tube, and a plurality of equally distributed nozzles are fixedly installed at the bottom of the air distribution tube, slots are provided at the bottom inner walls on both sides of the sterilization box, and the same placement mesh plate is inserted into the two slots, water guide tubes are fixedly installed at both sides of the top of the sterilization box, and a plurality of equally distributed and inclined water spray heads on the side inner wall of the sterilization box are fixedly installed on the sides of the two water guide tubes away from each other, and the same water distribution pipe is fixedly installed at one end of the two water guide tubes. This utility model has the advantage of improving the convenience of cleaning the interior of the ethylene oxide sterilization box. It is not easy to transport over long distances, so it has strong regional application. It is widely used in the washing, pharmaceutical, printing and dyeing industries. In the chemical industry, it can be used as a starting agent for cleaning agents.

[0003] For example, Chinese patent CN 215426318 U discloses an ethylene oxide sterilization device that is easy to clean. This utility model discloses an ethylene oxide sterilization device that is easy to clean, relating to the field of ethylene oxide sterilization technology, comprising a sterilization chamber and a sealed door hinged to one side of one end of the sterilization chamber. An air duct is provided at the top of the interior of the sterilization chamber, and an air distribution pipe is fixedly installed at the bottom of the air duct. A plurality of equidistantly distributed spray nozzles are fixedly installed at the bottom of the air distribution pipe. Slots are provided on the bottom inner wall of both sides of the sterilization chamber, and the same placement mesh plate is inserted into the two slots. Water pipes are fixedly installed on both sides of the top of the sterilization chamber, and a plurality of equidistantly distributed water spray nozzles that are tilted toward the side inner wall of the sterilization chamber are fixedly installed on the side of the two water pipes away from each other. The same water distribution pipe is fixedly installed at one end of the two water pipes. This utility model has the advantage of improving the convenience of cleaning the interior of the ethylene oxide sterilization chamber.

[0004] The background technology of the above patent proposes that after the medical device is sterilized, due to the harmfulness of ethylene oxide, the sterilization box is difficult to open and the inside of the sterilization box is inconvenient to clean. Although the above patent can use devices such as water distribution pipes to flush the inside of the sterilization box, the waste water after flushing cannot be recycled, which not only causes waste of water resources, but also increases personnel usage costs. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the purpose of the present invention is to provide an ethylene oxide sterilization device that is easy to clean, has the advantages of recycling water resources and reducing personnel costs, and solves the problem of wasting water resources and increasing personnel costs due to the inability to recycle wastewater.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ethylene oxide sterilization device that is easy to clean, comprising a box body, the top wall of the box body is connected to a transmission pipe, the bottom end of the transmission pipe passes through the interior of the box body, and the bottom end of the transmission pipe is connected to an air intake pipe, the bottom of the air intake pipe is connected to a plurality of nozzles, a connecting door is hingedly connected to the front of the box body, an air hole 1 is opened on the front of the connecting door, a purification box is fixedly connected to the right side of the box body, an activated carbon filter is fixedly connected to the interior of the purification box, a fan box is fixedly connected to the right side of the purification box, the fan box is connected to the purification box, the purification box is connected to the box body through a connecting pipe, a placement net is fixedly connected to the interior of the box body, and a recovery mechanism is fixedly connected to the bottom of the box body;

[0007] The recovery mechanism includes a storage box fixedly connected to the bottom of the box body, and the interior of the storage box is provided with a nano filter screen, a fine sand screen and a coarse sand screen in sequence from bottom to top. The back of the storage box is fixedly connected to a water pump, and the rear side wall of the box body is connected to a concave return pipe, and the left and right sides of the concave return pipe are connected to multiple spray heads. The positive end of the water pump is connected to the storage box, and the tail end of the water pump is connected to a straight return pipe, and the straight return pipe is connected to the concave return pipe. The bottom wall of the box body and the top wall of the storage box are both provided with return holes.

[0008] As a preferred embodiment of the present invention, a through opening is provided on the front of the storage box, and a connecting frame is movably connected to the interior of the through opening, and the connecting frame is sleeved on the surfaces of the nano filter mesh, the fine sand mesh and the coarse sand mesh.

[0009] As a preferred embodiment of the present invention, a plurality of concave plates are fixedly connected to both the left and right sides of the interior of the connection frame, and the concave plates are sleeved on the surfaces of the nano filter mesh, the fine sand mesh and the coarse sand mesh.

[0010] As a preferred embodiment of the present invention, a rectangular sealing strip is fixedly connected to the interior of the through opening, and the rectangular sealing strip is in contact with the connection frame.

[0011] As a preferred embodiment of the present invention, a fixing plate is fixedly connected to the front side of the connecting frame, and the fixing plate is movably connected to the storage box via a threaded rod.

[0012] As a preferred embodiment of the present invention, a baffle is fixedly connected to the right side of the interior of the box body, and the baffle is located on the left side of the connecting pipe.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model is provided with a recycling mechanism. The personnel use a water pump to transfer the cleaning water inside the storage box to the concave return pipe and the straight return pipe, and then spray it out through the spray head to clean the inside of the box. The cleaned waste water will flow back to the storage box through the return hole, and then be filtered through the coarse sand net, fine sand net and nano filter net, and can be recycled, reducing the waste of water resources and reducing the use cost of personnel.

[0015] 2. The utility model is provided with a through hole, and the personnel can pull the connecting frame toward the front to take out the nano filter, fine sand net and coarse sand net, so that the personnel can disassemble and clean the nano filter, fine sand net and coarse sand net at a later time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a cross-sectional schematic diagram of the box body of the utility model;

[0018] Figure 3 This is a schematic diagram of the connection between the connection frame and the concave plate of the utility model;

[0019] Figure 4 This is a schematic diagram of the connection between the box, baffle and connecting pipe of the utility model;

[0020] Figure 5 This is a rear view schematic diagram of the box body of the utility model;

[0021] Figure 6 This is a top view of a rectangular sealing strip of the present invention.

[0022] In the figure: 1. Box body; 2. Transmission pipe; 3. Inlet pipe; 4. Nozzle; 5. Connecting door; 6. Air hole 1; 7. Purification box; 8. Activated carbon filter; 9. Fan box; 10. Connecting pipe; 11. Placement net; 12. Recovery mechanism; 121. Storage box; 122. Nano filter; 123. Fine sand net; 124. Coarse sand net; 125. Water pump; 126. Concave return pipe; 127. Spraying head; 128. Straight return pipe; 129. Return hole; 13. Through port; 14. Connecting frame; 15. Concave plate; 16. Rectangular sealing strip; 17. Fixing plate; 18. Baffle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] like Figures 1 to 6 As shown, an ethylene oxide sterilization device that is easy to clean includes a box body 1, the top wall of the box body 1 is connected to a connecting pipe 2, the bottom end of the connecting pipe 2 passes through the interior of the box body 1, and the bottom end of the connecting pipe 2 is connected to an air intake pipe 3, the bottom of the air intake pipe 3 is connected to multiple nozzles 4, the front of the box body 1 is hinged with a connecting door 5, the front of the connecting door 5 is provided with an air hole 6, the right side of the box body 1 is fixedly connected to a purification box 7, the interior of the purification box 7 is fixedly connected to an activated carbon filter 8, the right side of the purification box 7 is fixedly connected to a fan box 9, the fan box 9 is connected to the purification box 7, and the purification box 7 is connected to the box body 1 through a connecting pipe 10, the interior of the box body 1 is fixedly connected to a placement net 11, and the bottom of the box body 1 is fixedly connected to a recovery mechanism 12;

[0025] The recovery mechanism 12 includes a storage box 121 fixedly connected to the bottom of the box body 1. The interior of the storage box 121 is provided with a nano filter 122, a fine sand net 123 and a coarse sand net 124 from bottom to top. A water pump 125 is fixedly connected to the back of the storage box 121. The rear side wall of the box body 1 is connected to a concave return pipe 126. The left and right sides of the concave return pipe 126 are connected to multiple spray heads 127. The positive end of the water pump 125 is connected to the storage box 121, and the tail end of the water pump 125 is connected to a straight return pipe 128. The straight return pipe 128 is connected to the concave return pipe 126. The bottom wall of the box body 1 and the top wall of the storage box 121 are both provided with a return hole 129.

[0026] refer to Figure 3 The front of the storage box 121 is provided with a through opening 13 , and the interior of the through opening 13 is movably connected to a connecting frame 14 , which is sleeved on the surfaces of the nano filter 122 , the fine sand net 123 and the coarse sand net 124 .

[0027] As a technical optimization solution of the present invention, by setting the opening 13, personnel can pull the connecting frame 14 toward the front to take out the nano filter 122, the fine sand net 123 and the coarse sand net 124, making it convenient for personnel to disassemble and clean the nano filter 122, the fine sand net 123 and the coarse sand net 124 later.

[0028] refer to Figure 3A plurality of concave plates 15 are fixedly connected to the left and right sides of the interior of the connection frame 14 , and the concave plates 15 are sleeved on the surfaces of the nano filter 122 , the fine sand net 123 and the coarse sand net 124 .

[0029] As a technical optimization solution of the present invention, by providing the concave plate 15, the concave plate 15 can make the nano filter 122, the fine sand net 123 and the coarse sand net 124 easy to disassemble and assemble, making it easy for personnel to disassemble and replace them later.

[0030] refer to Figure 6 A rectangular sealing strip 16 is fixedly connected to the interior of the through opening 13 , and the rectangular sealing strip 16 is in contact with the connecting frame 14 .

[0031] As a technical optimization solution of the present invention, by providing a rectangular sealing strip 16, the sealing performance of the storage box 121 can be improved, the overflow of clean water can be reduced, and the use is facilitated.

[0032] refer to Figure 1 The front of the connecting frame 14 is fixedly connected with a fixing plate 17, and the fixing plate 17 is movably connected to the storage box 121 through a threaded rod.

[0033] As a technical optimization solution of the present invention, by providing the fixing plate 17 , the clamping effect of the connecting frame 14 can be improved, and the situation where the connecting frame 14 slides out of the storage box 121 can be reduced.

[0034] refer to Figure 4 A baffle 18 is fixedly connected to the right side of the interior of the box body 1, and the baffle 18 is located on the left side of the connecting pipe 10.

[0035] As a technical optimization solution of the present invention, by providing a baffle 18, the situation where wastewater enters the purification box 7 from the connecting pipe 10 is reduced, making it easier for personnel to use.

[0036] The working principle and use process of the utility model are as follows: in daily use, the personnel open the interior of the box body 1 through the connecting door 5, and then place the items on the surface of the placement net 11, and then close the connecting door 5, use the connecting pipe 2 to send ethylene oxide into the air inlet pipe 3, and then spray it out through the nozzle 4 to sterilize the items, and then open the fan box 9 to draw the residual ethylene oxide gas in the box body 1 into the purification box 7 through the connecting pipe 10, and use the activated carbon filter 8 to purify it. When the interior of the box body 1 needs to be cleaned, The water pump 125 is powered by an external power supply, and the cleaning water inside the storage box 121 is transferred to the concave return pipe 126 and the straight return pipe 128 by the water pump 125, and then sprayed out through the spray head 127 to clean the inside of the box body 1. The cleaned waste water will flow back to the inside of the storage box 121 through the return hole 129, and then be filtered through the coarse sand net 124, the fine sand net 123 and the nano filter net 122, and can be recycled, reducing the waste of water resources and reducing the use cost of personnel.

[0037] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0038] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An ethylene oxide sterilization device that is easy to clean, comprising a housing (1), characterized in that: The top wall of the box (1) is connected to a transmission pipe (2), the bottom end of the transmission pipe (2) passes through the interior of the box (1), and the bottom end of the transmission pipe (2) is connected to an air intake pipe (3), the bottom of the air intake pipe (3) is connected to a plurality of nozzles (4), the front of the box (1) is hinged with a connecting door (5), the front of the connecting door (5) is provided with an air hole (6), the right side of the box (1) is fixedly connected to a purification box (7), the interior of the purification box (7) is fixedly connected to an activated carbon filter (8), the right side of the purification box (7) is fixedly connected to a fan box (9), the fan box (9) is connected to the purification box (7), the purification box (7) is connected to the box (1) through a connecting pipe (10), the interior of the box (1) is fixedly connected to a placement net (11), and the bottom of the box (1) is fixedly connected to a recovery mechanism (12); The recovery mechanism (12) comprises a storage box (121) fixedly connected to the bottom of the box body (1). The interior of the storage box (121) is provided with a nanometer filter (122), a fine sand net (123) and a coarse sand net (124) in sequence from bottom to top. The back of the storage box (121) is fixedly connected to a water pump (125). The rear side wall of the box body (1) is connected to a concave return pipe (126). The left and right sides of the concave return pipe (126) are both connected to a plurality of spray heads (127). The front end of the water pump (125) is connected to the storage box (121). The tail end of the water pump (125) is connected to a straight return pipe (128). The straight return pipe (128) is connected to the concave return pipe (126). The bottom wall of the box body (1) and the top wall of the storage box (121) are both provided with a return hole (129).

2. The easy-to-clean ethylene oxide sterilization device according to claim 1, characterized in that: The front of the storage box (121) is provided with a through opening (13), the interior of the through opening (13) is movably connected to a connecting frame (14), and the connecting frame (14) is sleeved on the surfaces of the nano filter (122), the fine sand net (123) and the coarse sand net (124).

3. The easy-to-clean ethylene oxide sterilization device according to claim 2, characterized in that: A plurality of concave plates (15) are fixedly connected to both left and right sides of the connection frame (14), and the concave plates (15) are sleeved on the surfaces of the nano filter (122), the fine sand mesh (123) and the coarse sand mesh (124).

4. The easy-to-clean ethylene oxide sterilization device according to claim 2, characterized in that: A rectangular sealing strip (16) is fixedly connected to the interior of the through opening (13), and the rectangular sealing strip (16) is fitted with the connection frame (14).

5. The easy-to-clean ethylene oxide sterilization device according to claim 2, characterized in that: A fixing plate (17) is fixedly connected to the front of the connection frame (14), and the fixing plate (17) is movably connected to the storage box (121) via a threaded rod.

6. The easy-to-clean ethylene oxide sterilization device according to claim 1, characterized in that: A baffle (18) is fixedly connected to the right side of the interior of the box (1), and the baffle (18) is located on the left side of the connecting pipe (10).

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