CN210205408U - Medical waste pretreatment device - Google Patents
Medical waste pretreatment device Download PDFInfo
- Publication number
- CN210205408U CN210205408U CN201920787324.2U CN201920787324U CN210205408U CN 210205408 U CN210205408 U CN 210205408U CN 201920787324 U CN201920787324 U CN 201920787324U CN 210205408 U CN210205408 U CN 210205408U
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- 239000002906 medical waste Substances 0.000 title claims abstract description 31
- 230000001954 sterilising effect Effects 0.000 claims abstract description 82
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 78
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000001035 drying Methods 0.000 claims abstract description 19
- 238000007781 pre-processing Methods 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 108010085603 SFLLRNPND Proteins 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 244000000010 microbial pathogen Species 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
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Abstract
The utility model relates to the field of medical waste treatment, in particular to a medical waste pretreatment device.A charging barrel is arranged in a steam sterilization chamber, the steam sterilization chamber is communicated with the discharge end of a steam generator through a pipeline, and the feed end of the steam generator is communicated with the bottom of a water tank through a pipeline; an exhaust valve is arranged at the top of the steam sterilization chamber, and the air outlet end of the exhaust valve is communicated with the top of the water tank through a pipeline; one end of the first communicating pipe is communicated with the air outlet end of the air tank, and the other end of the first communicating pipe is communicated with the steam sterilization chamber; one end of the second communicating pipe is communicated with the air inlet end of the air tank, and the other end of the second communicating pipe is communicated with the steam sterilization chamber; the third valve is arranged at the communication position of the air outlet end of the air tank and the first communicating pipe, and the first valve is arranged at the communication position of the air inlet end of the air tank and the second communicating pipe. The waste can be reduced from being adhered by drying after steam sterilization; the drain valve and the water collecting chamber are arranged, so that the generated condensed water can be discharged in time; the medical waste after steam sterilization is subjected to microwave sterilization, so that the sterilization rate can be improved.
Description
Technical Field
The utility model relates to a medical waste handles the field, concretely relates to medical waste preprocessing device.
Background
Medical waste refers to waste with direct or indirect infectivity, toxicity and other harmfulness generated by medical and health institutions in medical treatment, prevention, health care and other related activities, and is waste generated during the activities of diagnosis, treatment, nursing and the like of patients. Medical waste may contain a large amount of pathogenic microorganisms and harmful chemicals, and therefore, sterilization is required before treatment.
At present, the pretreatment process of the medical waste is generally to sterilize the medical waste by using high-temperature steam. However, the main technical parameters of the high-pressure steam sterilization treatment are temperature, steam quality and action time, and in the specific operation, wastes can be adhered, agglomerated, bridged and adhered to the inner wall of the charging barrel, so that the crushing treatment after sterilization is not facilitated; and the treatment of the medical waste in the prior art has the technical problems of incomplete sterilization and residual bacteria due to the treatment time, the medical waste and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a medical waste preprocessing device, through high temperature, high-pressure steam treatment back, dry the back, carry out microwave sterilization again, can promote the sterilization rate among the medical waste preprocessing process, the crushing treatment in the later stage of being convenient for simultaneously.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the medical waste pretreatment device comprises a steam sterilization chamber, a charging barrel, an exhaust valve, a steam generator, a first valve, a gas tank, a first communicating pipe, a second communicating pipe and a third valve; the steam sterilization chamber is a cavity with a cover, a charging barrel is arranged in the steam sterilization chamber, the steam sterilization chamber is communicated with the discharge end of a steam generator through a pipeline, and the feed end of the steam generator is communicated with the bottom of the water tank through a pipeline; an exhaust valve is arranged at the top of the steam sterilization chamber, and the air outlet end of the exhaust valve is communicated with the top of the water tank through a pipeline; one end of the first communicating pipe is communicated with the air outlet end of the air tank, and the other end of the first communicating pipe is communicated with the steam sterilization chamber; one end of the second communicating pipe is communicated with the air inlet end of the air tank, and the other end of the second communicating pipe is communicated with the steam sterilization chamber; the third valve is arranged at the communication position of the air outlet end of the air tank and the first communicating pipe, and the first valve is arranged at the communication position of the air inlet end of the air tank and the second communicating pipe.
Furthermore, a drain valve is arranged at the bottom of the steam sterilization chamber, and a discharge end of the drain valve is communicated with the water collecting chamber.
Further, a condenser is arranged on a pipeline communicated with the water tank through the exhaust valve.
Furthermore, a drying device is arranged on the second communicating pipe, and a second valve is arranged at the communicating position of the second communicating pipe and the steam sterilizing chamber.
Further, a high-pressure air pump is arranged at the position, close to the air inlet end of the air tank, of the second communicating pipe.
Further, a heater is arranged on the first communication pipe.
Further, the microwave sterilization device is also included.
Compared with the prior art, the utility model discloses can reach one of following beneficial effect at least:
1. drying after steam sterilization can reduce waste adhesion and facilitate later crushing treatment.
2. The drain valve and the water collecting chamber are arranged, so that produced condensed water can be discharged in time, and the using effect of the device is improved.
3. The drying device, the high-pressure air pump and the heater are arranged, so that the drying efficiency can be improved.
4. The microwave sterilization device is arranged to perform microwave sterilization on the medical waste after steam sterilization, so that the sterilization rate can be improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-a steam sterilization chamber; 2-a barrel; 3-an exhaust valve; 4-a water tank; 5-a steam generator; 6-a condenser; 8-a water collecting chamber; 9-a drain valve; 10-a first valve; 11-a second valve; 12-a gas tank; 13-a drying device; 14-a heater; 15-a first communication pipe; 16-a second communication tube; 17-a high-pressure air pump; 18-a third valve; 20-microwave sterilization device.
Detailed Description
In order to make the objects, 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 merely illustrative of the invention and are not intended to limit the invention.
Example 1:
as shown in fig. 1, the medical waste pretreatment device includes a steam sterilization chamber 1, a cartridge 2, a vent valve 3, a steam generator 5, a gas tank 12, a first communication pipe 15, a second communication pipe 16, and a third valve 18; the steam sterilization chamber 1 is a cavity with a cover, the interior of the steam sterilization chamber is provided with a charging barrel 2, the steam sterilization chamber 1 is communicated with the discharge end of a steam generator 5 through a pipeline, and the feed end of the steam generator 5 is communicated with the bottom of a water tank 4 through a pipeline; the top of the steam sterilization chamber 1 is provided with an exhaust valve 3, and the air outlet end of the exhaust valve 3 is communicated with the top of the water tank 4 through a pipeline; one end of the first communicating pipe 15 is communicated with the air outlet end of the air tank 12, and the other end is communicated with the steam sterilizing chamber 1; one end of the second communicating pipe 16 is communicated with the air inlet end of the air tank 12, and the other end is communicated with the steam sterilization chamber 1; a third valve 18 is arranged at the communication position of the air outlet end of the air tank 12 and the first communication pipe 15, and a first valve 10 is arranged at the communication position of the air inlet end of the air tank 12 and the second communication pipe 16.
Preferably, the steam sterilization chamber 1 is a high pressure resistant cavity with a cover, the third valve 18 is a one-way valve, and high pressure gas is stored in the gas tank 12.
When the steam sterilization device works, the first valve 10, the third valve 18 and the exhaust valve 3 are closed, the cover of the steam sterilization chamber 1 is opened, medical waste is placed into the charging barrel 2, the charging barrel 2 is placed into the steam sterilization chamber 1, the cover is closed and sealed, the power supply of the steam generator 5 is opened, the steam generator 5 works, water in the water tank 4 is heated and vaporized and then is input into the steam sterilization chamber 1, and the medical waste in the charging barrel 2 is heated and sterilized; when the steam pressure in the steam sterilization chamber 1 reaches the highest early warning value, the exhaust valve 3 is opened, the steam flows into the water tank 4 through the exhaust valve 3, the steam is condensed into liquid water when encountering low-temperature water, the steam generator 5 is closed after continuously heating for a period of time, the exhaust valve 3 is opened, the steam is left for a period of time, high-pressure steam in the steam sterilization chamber 1 is discharged into the water tank 4, the exhaust valve 3 is closed, the first valve 10 at the air inlet end and the third valve 18 at the air outlet end of the air tank 12 are opened, the steam in the steam sterilization chamber 1 enters the air tank 12, the gas in the air tank 12 flows into the steam sterilization chamber 1 to form circulating air flow, and the steam sterilization chamber 1 is still in a high-temperature state at the moment, so that medical wastes in the charging barrel 2 can be dried through air flow; the first valve 10 and the third valve 18 are closed, the cover of the steam sterilization chamber 1 is opened, the cartridge 2 is taken out, and the sterilized medical waste is disposed of. The effect of drying the waste after steam sterilization can be realized through the device.
Preferably, an exhaust gas recovery processing device is provided on the top of the water tank 4, and harmful substances in the exhaust gas are filtered and processed and then discharged.
Example 2:
as shown in fig. 1, the present embodiment optimizes the condensate control structure for the above-described embodiment.
The bottom of the steam sterilization chamber 1 in the device is provided with a drain valve 9, and the discharge end of the drain valve 9 is communicated with a water collection chamber 8. At this device during operation, can produce the comdenstion water in the steam sterilization room 1, and the existence of comdenstion water can influence the effect of high-pressure steam heating sterilization, consequently sets up trap 9 in steam sterilization room 1 bottom, and the comdenstion water is discharged into in the room 8 that catchments through trap 9 to in time clear up the comdenstion water in the steam sterilization room 1, in order to promote the result of use of this device.
Preferably, the water collecting chamber 8 is provided with a discharge port for discharging the collected condensed water and dirt to be post-treated.
Example 3:
as shown in fig. 1, the present embodiment optimizes the condensation structure for the above-described embodiment.
A condenser 6 is arranged on a pipeline of the device, wherein the exhaust valve 3 is communicated with the water tank 4. The water vapor discharged by the exhaust valve 3 is cooled by the condenser 6, condensed water flows into the water tank 4, and the cooled gas is treated and discharged.
Preferably, the cooled gas can be communicated with the gas inlet end of the steam generator 5, and is used as a working gas source of the steam generator 5, so that the exhaust gas emission of the device can be reduced.
Example 4:
as shown in fig. 1, the present embodiment optimizes the drying structure for the above embodiment.
In the device, a drying device 13 is arranged on a second communicating pipe 16, and a second valve 11 is arranged at the communication position of the second communicating pipe 16 and the steam sterilization chamber 1. When high-temperature steam sterilization is performed, the second valve 11 is closed; when needing to dry, open second valve 11 again, gaseous steam that carries is reentrant in the gas pitcher 12 after drying device 13 is dried to promote drying efficiency.
Example 5:
as shown in fig. 1, the present embodiment optimizes the drying structure for the above embodiment.
In the device, a high-pressure air pump 17 is arranged at the second communicating pipe 16 close to the air inlet end of the air tank 12. When drying the steam sterilization room 1, the gas in the second communicating pipe 16 enters the gas tank 12 after being pressurized by the high-pressure gas pump 17, and is sprayed out in a high-pressure mode from the gas outlet end of the gas tank 12, so that the drying efficiency of the device can be improved.
Example 6:
as shown in fig. 1, the present embodiment optimizes the drying structure for the above embodiment.
In the present apparatus, a heater 14 is provided in the first communication pipe 15. One embodiment is: the first communication pipe 15 is a stainless steel pipe, a plurality of electric heating pipes are arranged in the first communication pipe 15, and a through hole for electric connection of the electric heating pipes is formed in the first communication pipe 15 and is sealed.
When drying in the steam sterilization room 1, the gas in the gas pitcher 12 is dried in the steam sterilization room 1 after being heated by the heater 14, and the drying efficiency of the device can be improved.
Example 7:
as shown in fig. 1, the present embodiment optimizes the microwave sterilization function for the above-described embodiment.
The device also comprises a microwave sterilization device 20, and the microwave sterilization device 20 is arranged beside the steam sterilization chamber 1. The microwave sterilization device 20 is a medical microwave sterilizer and is externally connected with a working power supply, the medical waste of the charging barrel 2 after being subjected to steam sterilization and drying is placed in the microwave sterilization device 20 for a certain time of microwave sterilization treatment, and then post-treatment is carried out, so that the sterilization rate of the medical waste can be improved.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. Medical waste preprocessing device, its characterized in that: comprises a steam sterilization chamber (1), a charging barrel (2), an exhaust valve (3), a steam generator (5), a first valve (10), a gas tank (12), a first communicating pipe (15), a second communicating pipe (16) and a third valve (18); the steam sterilization chamber (1) is a cavity with a cover, the interior of the steam sterilization chamber is provided with a charging barrel (2), the steam sterilization chamber (1) is communicated with the discharge end of a steam generator (5) through a pipeline, and the feed end of the steam generator (5) is communicated with the bottom of a water tank (4) through a pipeline; an exhaust valve (3) is arranged at the top of the steam sterilization chamber (1), and the air outlet end of the exhaust valve (3) is communicated with the top of the water tank (4) through a pipeline; one end of the first communicating pipe (15) is communicated with the air outlet end of the air tank (12), and the other end is communicated with the steam sterilizing chamber (1); one end of the second communicating pipe (16) is communicated with the air inlet end of the air tank (12), and the other end is communicated with the steam sterilization chamber (1); a third valve (18) is arranged at the communication position of the air outlet end of the air tank (12) and the first communicating pipe (15), and a first valve (10) is arranged at the communication position of the air inlet end of the air tank (12) and the second communicating pipe (16).
2. The medical waste pretreatment device according to claim 1, characterized in that: the bottom of the steam sterilization chamber (1) is provided with a drain valve (9), and the discharge end of the drain valve (9) is communicated with the water collection chamber (8).
3. The medical waste pretreatment device according to claim 1, characterized in that: and a condenser (6) is arranged on a pipeline communicated with the exhaust valve (3) and the water tank (4).
4. The medical waste pretreatment device according to claim 1, characterized in that: the second communicating pipe (16) is provided with a drying device (13), and a second valve (11) is arranged at the communicating position of the second communicating pipe (16) and the steam sterilizing chamber (1).
5. The medical waste pretreatment device according to claim 1 or 4, characterized in that: and a high-pressure air pump (17) is arranged at the position, close to the air inlet end of the air tank (12), of the second communication pipe (16).
6. The medical waste pretreatment device according to claim 1, characterized in that: the first communicating pipe (15) is provided with a heater (14).
7. The medical waste pretreatment device according to claim 1, characterized in that: the pretreatment device also comprises a microwave sterilization device (20), and the microwave sterilization device (20) is arranged beside the steam sterilization chamber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920787324.2U CN210205408U (en) | 2019-05-29 | 2019-05-29 | Medical waste pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920787324.2U CN210205408U (en) | 2019-05-29 | 2019-05-29 | Medical waste pretreatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210205408U true CN210205408U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920787324.2U Active CN210205408U (en) | 2019-05-29 | 2019-05-29 | Medical waste pretreatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210205408U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111789214A (en) * | 2020-07-13 | 2020-10-20 | 汪世兰 | Domestic fungus steam sterilization equipment |
| GB2600971A (en) * | 2020-11-13 | 2022-05-18 | Strix Ltd | Sterilising apparatus |
-
2019
- 2019-05-29 CN CN201920787324.2U patent/CN210205408U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111789214A (en) * | 2020-07-13 | 2020-10-20 | 汪世兰 | Domestic fungus steam sterilization equipment |
| GB2600971A (en) * | 2020-11-13 | 2022-05-18 | Strix Ltd | Sterilising apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 476000 middle section of Yaya Road, Yongcheng City, Shangqiu City, Henan Province (in Yongcheng people's Hospital) Patentee after: Yongcheng Aikang Medical Laboratory Co.,Ltd. Address before: 476000 middle section of Yaya Road, Yongcheng City, Shangqiu City, Henan Province (in Yongcheng people's Hospital) Patentee before: Yongcheng Meikang Shengde medical laboratory Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |