CN219462002U

CN219462002U - Medical instrument disinfection device

Info

Publication number: CN219462002U
Application number: CN202320638262.5U
Authority: CN
Inventors: 曾峰; 刘明华; 李晓萍
Original assignee: First Affiliated Hospital of Army Medical University
Current assignee: First Affiliated Hospital of Army Medical University
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-08-04
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a medical instrument disinfection device, which comprises a tray mechanism capable of being placed in a disinfection box, wherein the tray mechanism is provided with a first supporting plate and a second supporting plate which are arranged in a staggered manner; the first backup pad is connected with first lift drive assembly, the second backup pad is connected with second lift drive assembly, and through first lift drive assembly reaches second lift drive assembly's drive makes first backup pad with the crisscross lift of second backup pad makes the tray mechanism in the disinfection case from this can carry out the crisscross support of different positions to medical instrument at soaking sterile in-process, and then guarantees that medical instrument can once only accomplish comprehensive disinfection, convenient operation and disinfection efficiency are higher.

Description

Medical instrument disinfection device

Technical Field

The utility model belongs to the technical field of medical instrument auxiliary equipment, and particularly relates to a medical instrument disinfection device.

Background

Medical devices refer to instruments, devices, appliances, in vitro diagnostic reagents and calibrators, materials and other similar or related items that are used directly or indirectly on the human body. Common medical instruments include scalpels, forceps, scissors, vascular forceps, and the like.

The existing medical instruments can be divided into disposable instruments and reusable instruments according to the using times, wherein the reusable instruments are required to be disinfected in time before and after being used in order to avoid cross infection of patients. At present, most of medical instruments are sterilized by placing the instruments to be sterilized on a tray, and then immersing the tray in a sterilizing box filled with sterilizing liquid. Generally, after the instruments are sterilized and soaked for a period of time, the instruments on the tray are manually turned over to ensure the comprehensiveness of sterilization, but the problems of troublesome operation and reduced sterilization efficiency exist.

Disclosure of Invention

Aiming at the technical problems that the prior art needs to manually turn over the instruments after soaking for a period of time during the sterilization of the instruments, and the complete sterilization cannot be realized, the utility model provides a medical instrument sterilization device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the medical instrument sterilizing device comprises a sterilizing box and a tray mechanism arranged in the sterilizing box, wherein the tray mechanism is provided with a first supporting plate and a second supporting plate which are arranged in a staggered manner; the lower part of the first supporting plate is connected with a first lifting driving assembly, the lower part of the second supporting plate is connected with a second lifting driving assembly, and the first supporting plate and the second supporting plate can be in staggered lifting movement through the driving of the first lifting driving assembly and the second lifting driving assembly.

Further, the first lifting driving assembly comprises a first lifting plate fixed at the end part of the first supporting plate, the second lifting driving assembly comprises a second lifting plate fixed at the bottom of the second supporting plate, and the top surface height of the second lifting plate is always lower than that of the first lifting plate.

Further, the tray mechanism further comprises a driving shaft, two groups of eccentric wheels are symmetrically arranged on the driving shaft along the central axis of the driving shaft, limiting holes are formed in the first lifting plate and the second lifting plate, and the two groups of eccentric wheels are respectively matched in the two groups of limiting holes.

Further, a worm capable of being driven to rotate by a driving motor is arranged in the disinfection box, a turbine is fixedly sleeved on the driving shaft, and the turbine can be meshed with the worm in a spiral mode.

Further, a mounting frame is arranged in the disinfection box, and the driving shaft is rotatably mounted on the mounting frame.

Further, the mounting frame is of an annular frame type structure with a mounting space inside, and the turbine is located in the mounting space of the mounting frame.

Further, the opening of the disinfection box is positioned at the top, and the bottom of the disinfection box is provided with a lifting cylinder connected with the mounting frame.

Further, a box cover capable of covering the opening is arranged at the top of the disinfection box.

Further, a disinfection cavity and a driving cavity which are not communicated with each other are arranged in the disinfection box, the tray mechanism and the lifting air cylinder are arranged in the disinfection cavity, a rotating shaft connected with the box cover is arranged in the driving cavity, and the rotating shaft can be driven to rotate through a rotating motor.

Further, at least part of the rotating shaft is a threaded shaft, a piston is sleeved on the threaded shaft in a rotating mode, the piston is assembled in the driving cavity in a sliding mode, the driving cavity is divided into a gas storage cavity and a buffer cavity through the piston, a gas guide channel is connected between the gas storage cavity and the lifting cylinder, and high-pressure gas is filled in the gas storage cavity and the gas guide channel.

In summary, the utility model has the following beneficial effects: firstly, this degassing unit sets up split type developments tray, and this tray specifically includes two sets of backup pads that can alternate lift, makes the tray can carry out the crisscross support of medical instrument different positions at soak sterile in-process from this, and then guarantees that medical instrument can once only accomplish comprehensive disinfection, convenient operation and efficiency are higher.

Secondly, the staggered lifting driving of the two groups of supporting plates is realized by adopting the two groups of eccentric wheels which are symmetrically arranged, and the sterilizing device has a simple and reasonable structure and is stable in driving.

Thirdly, utilize the transmission of turbine worm to make driving motor can install on the disinfect box to this conveniently realizes the relative movement or the dismouting of disinfect box and tray, wherein can make the tray rise to the top mouth department of disinfect box based on relative movement, and then conveniently get and put medical instrument.

Fourth, rotatable chamber door and lift cylinder of linkage are set up, and wherein lift cylinder is connected with the tray, can rise the tray automatically when opening the chamber door from this, automatic decline tray when closing the chamber door, and then make whole degassing unit's use more convenient.

Drawings

Fig. 1 is a cross-sectional view of the present utility model.

Fig. 2 is a schematic structural view of the tray mechanism in the present utility model.

Fig. 3 is a partial enlarged view of a portion a in fig. 1.

Fig. 4 to 6 are schematic views showing the supporting mechanism of the tray mechanism according to the present utility model.

In the figure, the sterilizing box 100-comprises a sterilizing box 101-comprises a worm, a mounting frame 102-comprises a lifting cylinder 103-comprises a lifting cylinder 200-comprises a tray mechanism 201-comprises a first supporting plate 202-comprises a second supporting plate 203-comprises a first lifting plate 204-comprises a second lifting plate 205-comprises a driving shaft 206-comprises an eccentric wheel 207-comprises a turbine 300-comprises a box cover 301-comprises a rotating shaft 302-comprises a piston.

Detailed Description

The utility model is further illustrated below in conjunction with specific drawings.

Fig. 1 is a cross-sectional view of a medical instrument sterilizing apparatus according to the present utility model, and as can be seen from the figure, the apparatus mainly comprises: a sterilization case 100 and a tray mechanism 200 provided in the sterilization case 100.

The sterilization case 100 is preferably a box-type structure having an opened top and a sterilization chamber provided therein, and a case cover 300 capable of covering the opening is further provided at the top of the sterilization case 100.

Referring to fig. 2, the tray mechanism 200 includes a rotatable driving shaft 205, and two sets of eccentric wheels 206 are symmetrically disposed on the driving shaft 205 along its own central axis, each set of eccentric wheels 206 corresponds to one set of lifting plates, specifically referring to the first lifting plate 203 and the second lifting plate 204 shown in the drawing, and limiting holes matched with the corresponding eccentric wheels 206 are formed on the first lifting plate 203 and the second lifting plate 204. It is preferable to set the top surface height of the second elevating plate 204 to be always lower than the top surface height of the first elevating plate 203, and a plurality of second support plates 202 are fixed on top of the second elevating plate 204, and a plurality of first support plates 201 are fixed on the first elevating plate 203. As can be seen from fig. 1, the plurality of second support plates 202 are staggered with the plurality of first support plates 201.

From above, the medical instrument sterilizing device of the present utility model, when specifically used:

the cover 300 is opened and the sterilizing fluid is injected into the sterilizing chamber of the sterilizing compartment 100.

The drive shaft 205 is rotated so that the center line of the two sets of eccentric wheels 206 is positioned in the horizontal state shown in fig. 4, in which the top surface of the first support plate 201 is maintained flush with the top surface of the second support plate 202, thereby causing the top surface of the support of the overall tray mechanism 200 to assume a complete planar state.

The medical instrument to be sterilized is placed on the supporting top surface of the tray mechanism 200 shown in fig. 4, and specifically, in order to ensure stable placement of the medical instrument, the longest side of the medical instrument is placed in a manner perpendicular to the supporting plate with reference to the longest side of the medical instrument (not shown in the drawing).

The tray mechanism 200 carrying the medical instruments is placed in the sterilization chamber (immersed in the sterilization liquid) of the sterilization case 100, and the case cover 300 is closed.

The drive shaft 205 is continuously driven during the soak sterilization process.

When the two sets of eccentric wheels 206 are rotated to the state shown in fig. 5 (the central line of the two sets of eccentric wheels 206 is vertical and the set of eccentric wheels 206 matched with the first lifting plate 203 is located above) by the rotation of the driving shaft 205, in this state, the first lifting plate 203 is lifted and the second lifting plate 204 is lowered, correspondingly, the first supporting plate 201 is lifted and the second supporting plate 202 is lowered, and at this time, the medical device is supported on the top surfaces of the plurality of first supporting plates 201 (the longest edge of the medical device is perpendicular to the supporting plates, so as to avoid the medical device falling into the gap between the adjacent first supporting plates 201 in this state).

When the two sets of eccentric wheels 206 are rotated to the state shown in fig. 6 (the center line of the two sets of eccentric wheels 206 is vertical and the set of eccentric wheels 206 matched with the second lifting plate 204 is located above) by the rotation of the driving shaft 205, in this state, the first lifting plate 203 is lowered, the second lifting plate 204 is lifted, and accordingly the first supporting plate 201 is lowered, the second supporting plate 202 is lifted, and the medical device is supported on the top surfaces of the plurality of second supporting plates 202 (the longest edge of the medical device is perpendicular to the supporting plates, so that the medical device is prevented from falling into the gap between the adjacent first supporting plates 201 in this state).

In summary, the second supporting plate 202 and the first supporting plate 201 are staggered, so that the overall tray mechanism 200 is supported at different positions of the medical apparatus in the state shown in fig. 5 and 6, so as to form a dynamic support, and the disinfectant can fully contact each part of the medical apparatus under the dynamic support, thereby realizing the overall disinfection of the medical apparatus conveniently and once.

In one embodiment of the present utility model, referring to fig. 1, a mounting frame 102 is provided within the sterilization case 100, and a driving shaft 205 is rotatably mounted on the mounting frame 102. Preferably, the mounting frame 102 is an annular frame-type structure having a mounting space therein.

In the present embodiment, a worm 101 that can be driven to rotate by a driving motor is further provided in the sterilization box 100, a worm wheel 207 is fixed to the driving shaft 205 in a sleeved manner, the worm wheel 207 is located in the installation space of the installation frame 102, and the worm wheel 207 can be engaged with the worm 101 in a screw manner.

Thus, the worm 101 can be driven to rotate by the driving motor, and after the tray mechanism 200 is placed in the sterilizing chamber 100, the worm wheel 207 is in spiral engagement with the worm 101, so that the worm wheel 207 can be driven by the worm 101 to rotate, and the driving shaft 205 is driven to rotate.

Further, the bottom of the sterilizing box 100 is provided with a lifting cylinder 103 connected with the mounting frame 102, and based on the lifting cylinder, the tray mechanism 200 can be lifted up and down reciprocally in the sterilizing box 100 by using the driving of the lifting cylinder 103, so that the medical apparatus and instruments can be taken and placed conveniently.

In a preferred embodiment of the present utility model, a driving chamber adjacent to the sterilizing chamber is further provided in the sterilizing chamber 100, a rotation shaft 301 connected to the cover 300 is provided in the driving chamber, the rotation shaft 301 can be driven to rotate by a rotation motor, and at least a portion of the rotation shaft 301 is a screw shaft.

Referring to fig. 3, a piston 302 is sleeved on the threaded shaft in a screwing manner, the piston 302 is slidably assembled in the driving cavity, the driving cavity is divided into a gas storage cavity and a buffer cavity by the piston 302, a gas guide channel is connected between the gas storage cavity and the lifting cylinder 103, and high-pressure gas is filled in both the gas storage cavity and the gas guide channel.

Specifically, when the rotary shaft 301 is driven to rotate by the rotary motor to open or close the cover 300, a screw transmission is generated between the rotary shaft 301 (screw shaft) and the piston 302, thereby driving the piston 302 to move down or up in the driving chamber, and the movement of the piston 302 can change the volume of the gas storage chamber.

When the piston 302 moves down, the volume of the gas storage cavity is reduced, and the pressure is increased, so that high-pressure gas flows into the lifting cylinder 103 through the gas guide channel, and the lifting of the tray mechanism 200 is achieved in a linkage mode. Conversely, the tray mechanism 200 is lowered when the cover 300 is closed (the screwing direction of the screw shaft and the piston 302 may be adjusted accordingly to achieve the above-described driving).

By adopting the structure, firstly, the disinfection device is provided with the split dynamic tray, the tray specifically comprises two groups of supporting plates capable of being lifted in a staggered manner, so that the tray can be used for carrying out staggered supporting on different parts of medical equipment in the soaking disinfection process, and further, the medical equipment can be guaranteed to complete comprehensive disinfection once, and the operation is convenient and the efficiency is higher. Secondly, the disinfection device adopts two groups of eccentric wheels 206 which are symmetrically arranged to realize staggered lifting driving of two groups of supporting plates, and has simple and reasonable structure and stable driving. Thirdly, the drive of the worm wheel 207 and the worm 101 is utilized to enable the driving motor to be installed on the disinfection box 100, so that the relative movement or disassembly of the disinfection box 100 and the tray is conveniently realized, the tray can be lifted to the top opening of the disinfection box 100 based on the relative movement, and further medical equipment is conveniently taken and placed. Fourth, set up rotatable chamber door and the lift cylinder 103 of linkage, wherein lift cylinder 103 is connected with the tray, can rise the tray automatically when opening the chamber door from this, automatic decline tray when closing the chamber door, and then make whole degassing unit's use more convenient.

The foregoing is only the embodiments of the present utility model, and therefore, the patent scope of the utility model is not limited thereto, and all equivalent structures made by the description of the utility model and the accompanying drawings are directly or indirectly applied to other related technical fields, which are all within the scope of the utility model.

Claims

1. A medical instrument disinfection apparatus, characterized in that: the device comprises a sterilizing box and a tray mechanism arranged in the sterilizing box, wherein the tray mechanism is provided with a first supporting plate and a second supporting plate which are arranged in a staggered manner; the lower part of the first supporting plate is connected with a first lifting driving assembly, the lower part of the second supporting plate is connected with a second lifting driving assembly, and the first supporting plate and the second supporting plate can be in staggered lifting movement through the driving of the first lifting driving assembly and the second lifting driving assembly.

2. A medical device sterilizing apparatus according to claim 1, wherein: the first lifting driving assembly comprises a first lifting plate fixed at the end part of the first supporting plate, the second lifting driving assembly comprises a second lifting plate fixed at the bottom of the second supporting plate, and the top surface height of the second lifting plate is always lower than that of the first lifting plate.

3. A medical device sterilizing apparatus according to claim 2, wherein: the tray mechanism further comprises a driving shaft, two groups of eccentric wheels are symmetrically arranged on the driving shaft along the central axis of the driving shaft, limiting holes are formed in the first lifting plate and the second lifting plate, and the two groups of eccentric wheels are respectively matched in the two groups of limiting holes.

4. A medical device sterilizing apparatus according to claim 3, wherein: the disinfection box is internally provided with a worm which can be driven to rotate by a driving motor, the driving shaft is sleeved with a turbine, and the turbine can be meshed with the worm in a spiral manner.

5. A medical device sterilizing apparatus according to claim 4, wherein: the disinfection box is internally provided with a mounting frame, and the driving shaft is rotatably mounted on the mounting frame.

6. A medical device sterilizing apparatus according to claim 5, wherein: the mounting frame is of an annular frame structure with a mounting space inside, and the turbine is located in the mounting space of the mounting frame.

7. A medical device sterilizing apparatus according to claim 5, wherein: the opening of disinfection case is located the top, just the bottom of disinfection case be equipped with the lift cylinder that the mounting bracket is connected.

8. A medical device sterilizing apparatus according to claim 7, wherein: the top of the disinfection box is provided with a box cover which can cover the opening.

9. A medical device sterilizing apparatus according to claim 8, wherein: the sterilizing box is internally provided with a sterilizing cavity and a driving cavity which are not communicated with each other, the tray mechanism and the lifting cylinder are both arranged in the sterilizing cavity, the driving cavity is internally provided with a rotating shaft connected with the box cover, and the rotating shaft can be driven to rotate by a rotating motor.

10. A medical device sterilizing apparatus according to claim 9, wherein: the rotary shaft is at least partially a threaded shaft, a piston is sleeved on the threaded shaft in a rotating mode, the piston is assembled in the driving cavity in a sliding mode, the driving cavity is divided into a gas storage cavity and a buffer cavity through the piston, a gas guide channel is connected between the gas storage cavity and the lifting cylinder, and high-pressure gas is filled in the gas storage cavity and the gas guide channel.