CN114344506A

CN114344506A - Utensil aseptic equipment before to surgery operation

Info

Publication number: CN114344506A
Application number: CN202111555712.6A
Authority: CN
Inventors: 陈安林
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-04-15

Abstract

The invention relates to a device sterilizing device, in particular to a preoperative device sterilizing device for surgery. The invention provides a preoperative instrument sterilizing device for surgical operation, which is efficient in sterilization and easy to collect. A preoperative instrument sterile device for surgical operation comprises a bottom frame, a shell, a supporting plate, a contact switch, an ultraviolet lamp, a first sliding rod, a first spring, a fixing frame, a filter screen, a pulling frame, a pulling mechanism, a steam disinfection mechanism and the like; be connected with the shell between two chassis upsides, the oblique right side in anterior upside that is connected with two backup pad shells of two chassis bottom all front and back symmetry is equipped with contact switch, and the left and right sides all is equipped with first slide bar in the shell. According to the invention, water is introduced into the steam nozzle through the water pump, the heating module group heats the water in the flowing process, then the steam is sprayed onto the appliance through the steam nozzle, and simultaneously the ultraviolet lamp moves to carry out ultraviolet disinfection on the appliance.

Description

Utensil aseptic equipment before to surgery operation

Technical Field

The invention relates to a device sterilizing device, in particular to a preoperative device sterilizing device for surgery.

Background

Surgical instruments refers to the medical instrument that uses in clinical operation, in order to avoid breeding and spreading of bacterium and virus in the operation, surgical instruments all need to disinfect before using, because current surgical instruments are mostly more sharp, if adopt artifical manual cleaning disinfection, injure the finger easily and cause secondary infection, and artifical washing is wasted time and energy, cleaning quality can not be ensured, current aseptic equipment adopts the method that disinfectant soaks more, the disinfection mode of this type is single comparatively, low efficiency, and when people collected surgical instruments, need people to collect the utensil from disinfectant in, will cause the injury to the hand like this, so, need design a kind of utensil aseptic equipment.

The patent application: CN213666936U, it is 20210713 to disclose a surgery operation utensil disinfecting equipment, set up degassing unit and fan, can place the incasement portion with antiseptic solution direct injection cutter and disinfect to the cutter, the antiseptic solution evaporimeter can evaporate the antiseptic solution and disinfect to the cutter, the fan can stir gaseous of disinfecting, evenly distributed is inside the box, the disinfection effect of operation utensil has been guaranteed, through setting up spout and slider, it can remove wantonly to make the operation utensil place the otter board, the operation utensil places the otter board and is equipped with two sets ofly, the device antiseptic solution evaporimeter sets up bottom in the box, be provided with two parts of placing the utensil, but the sewage that the disinfection of the in-process upper side of steam disinfection was accomplished can fall on the utensil of downside, thereby cause the disinfection thoroughly.

Therefore, there is a particular need to design a preoperative instrument sterilization apparatus for surgical procedures that is efficient in sterilization and easy in collection to solve the problems in the prior art.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the preoperative instrument sterilizing equipment for the surgical operation, which is efficient in sterilization and easy to collect, so as to overcome the defects that the conventional sterilizing equipment is difficult to collect and has a single sterilizing mode.

In order to achieve the above purpose, the invention is realized by the following scheme: the utility model provides an utensil aseptic ization equipment before to surgery operation, including the chassis, the shell, the backup pad, contact switch, ultraviolet lamp, first slide bar, first spring, the mount, the filter screen, the pulling frame, pulling mechanism, steam disinfection mechanism, pushing mechanism and moving mechanism, be connected with the shell between two chassis upsides, two chassis bottom symmetry are connected with two backup pads all around, the anterior top right side of shell is equipped with contact switch, the left and right sides all is equipped with first slide bar in the shell, slidingtype connection has ultraviolet lamp between two first slide bars, all be connected with first spring between the left and right sides of ultraviolet lamp rear portion and the shell, first spring is two, first spring is around on first slide bar, the downside is equipped with the mount in the shell, the slidingtype is equipped with the pulling frame on the mount, the downside is equipped with the filter screen of placing the surgical instruments in the pulling frame, the pulling frame, Be connected with the pulling mechanism that conveniently removes the pulling frame between shell and the mount, be connected with between shell and the chassis and carry out the steam disinfection mechanism of steam disinfection to the utensil, be connected with between shell and the steam disinfection mechanism and drive steam disinfection mechanism and remove the sterile pushing mechanism of steam to the utensil, be connected with the moving mechanism that drive ultraviolet lamp disinfected to the utensil between pushing mechanism, ultraviolet lamp and the shell.

As the improvement of above-mentioned scheme, pulling mechanism is including the telescopic link, the second spring, the movable plate, handle and distance sensor, the pulling frame left and right sides all is equipped with the movable plate, the rear portion left and right sides all is equipped with two telescopic links in the shell, the telescopic link has four, the movable plate is connected with two telescopic links of homonymy, all be connected with two second springs between two movable plate rear portions and the shell, the second spring has four, the second spring is around on the telescopic link, the pulling frame front portion is equipped with the handle that conveniently removes the pulling frame, the rear portion is equipped with distance sensor in the mount.

As the improvement of above-mentioned scheme, steam disinfection mechanism is including the collar, the water pipe, the water pump, the heating module, temperature sensor and steam nozzle, two chassis downside all are equipped with the collar, all be equipped with the water pipe on two collars, the equal slidingtype steam nozzle who sprays steam in the shell lower part left and right sides, two steam nozzle lower parts all are equipped with the water pump, the water piping connection of water pump and homonymy all is equipped with the heating module on two water pumps, left heating module upside is equipped with temperature sensor.

As the improvement of above-mentioned scheme, pushing mechanism is including first mounting bracket, first electric putter, promote piece and second electric putter, the shell lower part left and right sides all is equipped with two first mounting brackets, first mounting bracket has four, all install first electric putter in two left first mounting brackets, all install second electric putter in two first mounting brackets on right side, all be connected with on second electric putter telescopic link and the first electric putter telescopic link and drive the piece that promotes that steam shower nozzle carries out the disinfection to the utensil, it has four to promote the piece, it is connected with the steam shower nozzle of homonymy to promote the piece.

As an improvement of the proposal, the moving mechanism comprises a first mounting block, a first guide wheel, a first rotating shaft and a second mounting block, the second leading wheel, the second pivot, the stay cord, draw piece and second slide bar, the shell rear portion left and right sides all is equipped with two first installation pieces, first installation piece has four, the rotary type is connected with first pivot between two first installation pieces of homonymy, all be equipped with first leading wheel in two first pivots, the shell rear portion left and right sides all is equipped with second installation piece, equal rotary type is equipped with the second pivot on two second installation pieces, all be equipped with the second leading wheel in two second pivots, two promotion piece rear portions of rear side all are equipped with the piece of drawing, all be equipped with the stay cord that drives ultraviolet lamp and remove on two pieces of drawing, the ultraviolet lamp left and right sides all is equipped with the second slide bar, the second leading wheel and the first leading wheel of homonymy are walked around to the stay cord and the second sliding rod connection of shell and homonymy is passed to the stay cord.

As the improvement of the scheme, the sewage treatment device further comprises a drainage mechanism for discharging redundant sewage, the drainage mechanism comprises a sewage tank, a liquid level sensor and an electromagnetic valve, the sewage tank for collecting redundant steam is connected between the lower sides of the two bottom frames, the liquid level sensor is arranged on the front side of the sewage tank, and the electromagnetic valve is arranged on the lower side of the inner rear part of the sewage tank.

As the improvement of above-mentioned scheme, still including the steam derivation mechanism of deriving the interior steam of shell, steam derivation mechanism is including third installation piece, the pipeline, the cooling tube, second mounting bracket and fan group, the shell left and right sides all is equipped with three third installation piece, be connected with the pipeline between the three third installation piece of homonymy and the effluent water sump, be connected with the cooling tube between pipeline and the shell, be connected with the second mounting bracket between two cooling tubes, be equipped with fan group on the second mounting bracket, fan group is located the cooling tube.

As the improvement of above-mentioned scheme, still including the control box, the control box is installed on shell upper portion, install switching power supply in the control box, power module and control module, switching power supply is this needle to the aseptic ization equipment power supply of utensil before the surgery operation, switching power supply's output and power module pass through electric connection, there is the power master switch through the line connection on the power module, control module and power module pass through electric connection, the last DS1302 clock circuit and the 24C02 circuit of being connected with of control module, distance sensor, a weighing sensor and a temperature sensor, level sensor and contact switch all pass through electric connection with control module, first electric putter, the second electric putter, the water pump, the solenoid valve, fan group and ultraviolet lamp all pass through relay control module with control module and are connected.

Compared with the prior art, the invention has the advantages that: the water pump is started to guide water into the steam spray head through the water pipe, the heating module group heats the water in the flowing process, then the steam is sprayed onto an appliance through the steam spray head, and meanwhile, the ultraviolet lamp moves to carry out ultraviolet disinfection on the appliance, so that the efficient disinfection effect is realized;

2. people manually move the handle forwards, so that the pulling frame moves forwards, then people place the appliance on the filter screen and move the handle backwards, when the disinfection is finished, people move the handle forwards again, and then people can collect the disinfected appliance on the filter screen, so that the effect of easy collection is achieved;

3. start through fan group for fan group rotates and blows in the pipeline with the steam in the shell in, and steam forms the drop of water in the pipeline later and flows in the sewage pond in, with this effect of having realized the steam derivation, has avoided the steam that attaches on the shell to drip and cause the disinfection thoroughly on the utensil.

Drawings

Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.

Fig. 2 is a perspective view of a second perspective structure according to the present invention.

Fig. 3 is a partial structural schematic diagram of the present invention.

Fig. 4 is a schematic structural diagram of the pulling mechanism of the present invention.

Fig. 5 is a schematic cross-sectional three-dimensional structure diagram of the pulling mechanism of the present invention.

Fig. 6 is a schematic perspective view of a first part of the steam sterilizing mechanism of the present invention.

Fig. 7 is a schematic perspective view of a second part of the steam sterilizing mechanism of the present invention.

Fig. 8 is a schematic perspective view of a first part of the pushing mechanism of the present invention.

Fig. 9 is a perspective view of a second part of the pushing mechanism of the present invention.

Fig. 10 is a schematic perspective view of the pushing mechanism of the present invention.

Fig. 11 is a perspective view of a first part of the moving mechanism of the present invention.

Fig. 12 is a perspective view of a second part of the moving mechanism of the present invention.

Fig. 13 is a perspective view of a third part of the moving mechanism of the present invention.

Fig. 14 is a schematic perspective view of the drainage mechanism of the present invention.

Fig. 15 is a schematic perspective view of the vapor outlet mechanism of the present invention.

Fig. 16 is a schematic sectional perspective view of the steam outlet mechanism of the present invention.

Fig. 17 is a circuit block diagram of the present invention.

Fig. 18 is a schematic circuit diagram of the present invention.

In the reference symbols: 1_ chassis, 2_ housing, 21_ support plate, 3_ control box, 4_ contact switch, 5_ ultraviolet lamp, 6_ first slide bar, 7_ first spring, 8_ mount, 9_ pulling mechanism, 91_ telescopic rod, 92_ second spring, 93_ moving plate, 94_ pulling frame, 95_ handle, 96_ filter, 97_ distance sensor, 10_ steam sterilization mechanism, 101_ mounting ring, 102_ water pipe, 103_ water pump, 104_ heating module, 105_ temperature sensor, 106_ steam nozzle, 11_ pushing mechanism, 111_ first mounting frame, 112_ first electric push rod, 113_ push block, 114_ second electric push rod, 12_ moving mechanism, 121_ first mounting block, 122_ first guide wheel, 123_ first rotating shaft, 124_ second mounting block, 125_ second guide wheel, 126_ second rotating shaft, 127_ pull rope, 128_ pull block, 129_ second sliding rod, 13_ drainage mechanism, 131_ sewage tank, 132_ liquid level sensor, 133_ electromagnetic valve, 14_ steam guiding mechanism, 141_ third mounting block, 142_ pipe, 143_ radiating pipe, 144_ second mounting frame, 145_ fan group.

Detailed Description

The invention will be further described with reference to the accompanying drawings and the detailed description below:

example 1

A preoperative instrument sterile device for surgical operation is disclosed, referring to figures 1-3, comprising chassis 1, a shell 2, support plates 21, contact switches 4, ultraviolet lamps 5, first slide bars 6, first springs 7, a fixing frame 8, a pulling frame 94, a filter screen 96, a pulling mechanism 9, a steam sterilization mechanism 10, a pushing mechanism 11 and a moving mechanism 12, wherein the shell 2 is fixedly connected between the upper sides of the two chassis 1 through bolts, the bottoms of the two chassis 1 are respectively and symmetrically connected with the two support plates 21 in a front-back manner, the contact switch 4 is arranged on the right side of the upper side of the front part of the shell 2, the first slide bars 6 are respectively arranged on the left side and the right side in the shell 2, the ultraviolet lamps 5 are connected between the two first slide bars 6 in a sliding manner, the ultraviolet lamps 5 are used for sterilizing the instrument, the first springs 7 are respectively connected between the left side and the right side of the rear part of the ultraviolet lamps 5 and the shell 2, and the first springs 7 are two, the first spring 7 is wound on the first sliding rod 6, the fixing frame 8 is arranged on the inner lower side of the shell 2, the sliding type pulling frame 94 is arranged on the fixing frame 8, the filter screen 96 is arranged on the inner lower side of the pulling frame 94, the pulling mechanism 9 is connected among the pulling frame 94, the shell 2 and the fixing frame 8, the steam disinfection mechanism 10 is connected between the shell 2 and the bottom frame 1, the pushing mechanism 11 is connected between the shell 2 and the steam disinfection mechanism 10, and the moving mechanism 12 is connected among the pushing mechanism 11, the ultraviolet lamp 5 and the shell 2.

Referring to fig. 4-5, the pulling mechanism 9 includes an expansion link 91, second springs 92, a moving plate 93, a handle 95 and a distance sensor 97, the moving plate 93 is welded to the left and right sides of a pulling frame 94, the two expansion links 91 are arranged on the left and right sides of the inner rear portion of the housing 2, the four expansion links 91 are provided, the moving plate 93 is connected with the two expansion links 91 on the same side, the two second springs 92 are connected between the rear portions of the two moving plates 93 and the housing 2, the four second springs 92 are provided, the second springs 92 are wound on the expansion links 91, the handle 95 is arranged on the front portion of the pulling frame 94, and the distance sensor 97 is arranged on the inner rear portion of the fixing frame 8.

Referring to fig. 6-9, steam disinfection mechanism 10 is including collar 101, water pipe 102, water pump 103, heating module 104, temperature sensor 105 and steam nozzle 106, collar 101 has all been welded to two chassis 1 downside, all be equipped with water pipe 102 on two collars 101, the equal slidingtype steam nozzle 106 that is equipped with in the shell 2 lower part left and right sides, steam nozzle 106 is used for spraying steam, two steam nozzle 106 lower parts all are equipped with water pump 103, water pump 103 is connected with the water pipe 102 of homonymy, all be equipped with heating module 104 on two water pumps 103, left heating module 104 upside is equipped with temperature sensor 105.

Referring to fig. 8-12, pushing mechanism 11 includes first mounting bracket 111, first electric putter 112, promote piece 113 and second electric putter 114, two first mounting brackets 111 have all been welded to the 2 lower part left and right sides of shell, first mounting bracket 111 has four, all install first electric putter 112 in two left first mounting brackets 111, all install second electric putter 114 in two first mounting brackets 111 on right side, all be connected with on second electric putter 114 telescopic link and the first electric putter 112 telescopic link and promote piece 113, it has four to promote piece 113, it is connected with steam nozzle 106 of homonymy to promote piece 113.

Referring to fig. 11 to 13, the moving mechanism 12 includes a first mounting block 121, a first guide wheel 122, a first rotating shaft 123, a second mounting block 124, a second guide wheel 125, a second rotating shaft 126, a pulling rope 127, pulling blocks 128 and a second sliding rod 129, two first mounting blocks 121 are welded on the left and right sides of the rear portion of the housing 2, four first mounting blocks 121 are provided, the first rotating shaft 123 is rotatably connected between the two first mounting blocks 121 on the same side, the two first rotating shafts 123 are provided with the first guide wheel 122, the second mounting blocks 124 are provided on the left and right sides of the rear portion of the housing 2, the two second rotating shafts 126 are provided with the second rotating shaft 126, the two second rotating shafts 126 are provided with the second guide wheel 125, the pulling blocks 128 are welded on the rear portions of the two pushing blocks 113 on the rear side, the pulling ropes 127 are provided on the two pulling blocks 128, the left and right sides of the ultraviolet lamp 5 are provided with the second sliding rod 129, the second guiding wheel 125 and the first guiding wheel 122 pass through the housing 2, and the second sliding block 122 on the same side, and the second sliding block 125 on the same side are provided with the same side The rod 129 is connected.

When people need to disinfect the instrument, people can use the preoperative instrument sterile equipment for the surgical operation, firstly, people manually press a power supply main switch to electrify the equipment, people connect a water pipe 102 with a water tap, then people move a handle 95 forwards to move a pulling frame 94 forwards, so that a moving plate 93 moves forwards, a telescopic rod 91 is stretched, a second spring 92 is stretched, then people place the instrument between a filter screen 96 and the pulling frame 94, then people release the handle 95, so that the second spring 92 resets to drive the moving plate 93 to reset, the pulling frame 94 moves backwards to reset, the telescopic rod 91 is compressed, then people press a contact switch 4, at the moment, a distance between the distance sensor 97 and the pulling frame 94 reaches a preset value, so that a control module controls an ultraviolet lamp 5 to start, and simultaneously controls a heating module 104 to start, when the temperature sensor 105 senses that the temperature of the heating module 104 reaches a preset value, the control module controls the water pump 103 to start, and simultaneously controls the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod to extend inwards, after ten seconds, the control module controls the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod to shorten outwards for ten seconds, then the control module controls the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod to extend inwards for ten seconds, the process is repeated, the water pump 103 starts to guide water into the steam nozzle 106 through the water pipe 102, then the heating module 104 heats the water and sprays the water through the steam nozzle 106, then the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod drive the pushing block 113 to move inwards, so that the steam nozzle 106 moves inwards, and the water pump 103 and the heating module 104 move inwards, so that the water pipe 102 is stretched, and at the same time, the pushing block 113 moves to the inner side to drive the pulling block 128 to move to the inner side, so that the second guiding wheel 125 and the second rotating shaft 126 rotate, so that the first guiding wheel 122 and the first rotating shaft 123 rotate, so that the pulling rope 127 pulls the ultraviolet lamp 5 to move backwards, so that the first spring 7 is compressed, and then the telescopic rod of the first electric push rod 112 and the telescopic rod of the second electric push rod 114 drive the pushing block 113 to move to the outer side, so that the steam nozzle 106 moves to the outer side, so that the water pump 103 and the heating module 104 move to the outer side, and the water pipe 102 is compressed, and at the same time, the pushing block 113 drives the pulling block 128 to move to the outer side, so that the first spring 7 resets to drive the ultraviolet lamp 5 to move forwards and reset, so that the first guiding wheel 122 and the first rotating shaft 123 move in opposite directions, and then the second guiding wheel 125 and the second rotating shaft 126 move in opposite directions, ten seconds later, the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod operate as above to drive the pushing block 113 to move inwards again, when people think that the sterilization of the appliance is completed, people can manually move the handle 95 forwards, so that the pulling frame 94 moves forwards, so that the moving plate 93 moves forwards, and further the telescopic rod 91 is stretched, so that the second spring 92 is stretched, at this time, when the distance sensor 97 senses that the distance between the first electric push rod 112 telescopic rod and the pulling frame 94 is higher than the preset value, no matter what state the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod move to, so that the control module can control the first electric push rod 112 telescopic rod and the second electric push rod 114 telescopic rod to be closed after the first electric push rod 112 telescopic rod and the second electric push rod 114 are shortened outwards to the initial position, the first electric push rod 112 telescopic rod and the second electric push rod 114 drive the pushing block 113 to move outwards, so that the steam nozzle 106 moves outwards, make water pump 103 and heating module 104 move to the outside, and then water pipe 102 is compressed, it drives and draws piece 128 to move to the outside to promote piece 113 simultaneously, make first spring 7 reset and drive ultraviolet lamp 5 and move forward and reset, thereby make first leading wheel 122 and first pivot 123 reverse motion, and then second leading wheel 125 and second pivot 126 reverse motion, control module control heating module 104 and ultraviolet lamp 5 close simultaneously, when temperature sensor 105 senses the temperature and is less than the default, control module control water pump 103 closes, then people take out the utensil, take out the back, people loosen handle 95, thereby make second spring 92 reset and drive movable plate 93 and reset, make telescopic link 91 compressed, it resets to pull frame 94 backward movement, then people manually press the power master switch once more, cut off the power supply of this equipment.

Example 2

On the basis of embodiment 1, referring to fig. 14, the system further includes a drainage mechanism 13, the drainage mechanism 13 includes a wastewater tank 131, a liquid level sensor 132 and an electromagnetic valve 133, the wastewater tank 131 is connected between the lower sides of the two base frames 1, the wastewater tank 131 is used for collecting redundant wastewater, the liquid level sensor 132 is disposed on the front side of the wastewater tank 131, and the electromagnetic valve 133 is disposed on the lower side of the inner rear portion of the wastewater tank 131.

Referring to fig. 15 to 16, the steam guiding mechanism 14 is further included, the steam guiding mechanism 14 includes a third mounting block 141, a pipe 142, a heat dissipation pipe 143, a second mounting block 144 and a fan set 145, three third mounting blocks 141 are respectively disposed on the left and right sides of the housing 2, the pipe 142 is connected between the three third mounting blocks 141 on the same side and the sewage tank 131, the heat dissipation pipe 143 is connected between the pipe 142 and the housing 2, the second mounting block 144 is connected between the two heat dissipation pipes 143, the fan set 145 is disposed on the second mounting block 144, the fan set 145 is composed of four fans, and the fans are disposed in the heat dissipation pipe 143.

Referring to fig. 17-18, the surgical instrument further includes a control box 3, the control box 3 is installed on the upper portion of the housing 2, a switching power supply is installed in the control box 3, the power supply module and the control module, the switching power supply supplies power to preoperative instrument sterile equipment for a surgical operation, an output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power main switch through a circuit, the control module is electrically connected with the power supply module, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the distance sensor 97, the temperature sensor 105, the liquid level sensor 132 and the contact switch 4 are electrically connected with the control module, the first electric push rod 112, the second electric push rod 114, the water pump 103, the electromagnetic valve 133, the fan set 145 and the ultraviolet lamp 5 are all connected with the control module through a relay control module.

The steam nozzle 106 sprays steam onto the appliance, then sewage flows into the sewage tank 131 through the filter screen 96 and the housing 2 by the appliance, when the liquid level sensor 132 senses that the sewage liquid level in the sewage tank 131 reaches a preset value, the control module controls the solenoid valve 133 to be started, so that the sewage flows out of the sewage tank, and when the liquid level sensor 132 senses that the sewage liquid level in the sewage tank 131 is lower than the preset value, the control module controls the solenoid valve 133 to be closed.

When control module control water pump 103 starts, control module simultaneous control fan group 145 starts, thereby make fan group 145 rotate and blow in the steam of shell 2 to the cooling tube 143 in, cooling tube 143 absorbs heat to steam afterwards, make steam form the drop of water, thereby make the drop of water flow into in effluent water sump 131 by pipeline 142, with this effect that the steam was derived has been realized, avoided attaching the steam drop on shell 2 to cause the disinfection thoroughly on the utensil, when control module control water pump 103 closes, control module control fan group 145 closes.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. A preoperative instrument sterile device for surgical operation comprises chassis (1), a shell (2), supporting plates (21), contact switches (4), ultraviolet lamps (5), first sliding rods (6), first springs (7), a fixing frame (8), a pulling frame (94) and a filter screen (96), wherein the shell (2) is connected between the upper sides of the two chassis (1), the two supporting plates (21) are symmetrically connected to the front and back of the bottoms of the two chassis (1), the contact switches (4) are arranged on the right side of the front part of the shell (2) on the upper side, the first sliding rods (6) are arranged on the left side and the right side in the shell (2), the ultraviolet lamps (5) are connected between the two first sliding rods (6) in a sliding manner, the first springs (7) are connected between the left side and the right side of the rear part of the ultraviolet lamps (5) and the shell (2), the first springs (7) are two, the first springs (7) are wound on the first sliding rods (6), a fixed frame (8) is arranged at the lower side in the shell (2), a pulling frame (94) is arranged on the fixed frame (8) in a sliding way, a filter screen (96) for placing surgical instruments is arranged at the lower side in the pulling frame (94), the steam sterilization device is characterized by further comprising a pulling mechanism (9), a steam sterilization mechanism (10), a pushing mechanism (11) and a moving mechanism (12), the pulling frame (94), the pulling mechanism (9) which is convenient for moving the pulling frame (94) is connected between the shell (2) and the fixing frame (8), the steam sterilization mechanism (10) which is used for steam sterilization of appliances is connected between the shell (2) and the bottom frame (1), the pushing mechanism (11) which is used for driving the steam sterilization mechanism (10) to move steam sterilization of appliances is connected between the shell (2) and the steam sterilization mechanism (10), the pushing mechanism (11), the moving mechanism (12) which is used for driving the ultraviolet lamp (5) to sterilize the appliances is connected between the ultraviolet lamp (5) and the shell (2).

2. The apparatus for pre-operative instrument sterilization for surgery of claim 1, the novel multifunctional pulling mechanism is characterized in that the pulling mechanism (9) comprises a telescopic rod (91), second springs (92), a moving plate (93), a handle (95) and a distance sensor (97), the moving plate (93) is arranged on the left side and the right side of a pulling frame (94), the two telescopic rods (91) are arranged on the left side and the right side of the inner rear portion of a shell (2), the four telescopic rods (91) are arranged, the moving plate (93) is connected with the two telescopic rods (91) on the same side, the two second springs (92) are arranged between the rear portions of the two moving plates (93) and the shell (2), the four second springs (92) are arranged, the second springs (92) are wound on the telescopic rods (91), the handles (95) which can conveniently move the pulling frame (94) are arranged on the front portion of the pulling frame (94), and the distance sensor (97) is arranged on the inner rear portion of a fixing frame (8).

3. The preoperative instrument sterilization device for surgical operation according to claim 2, wherein the steam sterilization mechanism (10) comprises mounting rings (101), water pipes (102), water pumps (103), heating modules (104), temperature sensors (105) and steam spray heads (106), the mounting rings (101) are arranged on the lower sides of the two underframe (1), the water pipes (102) are arranged on the two mounting rings (101), the steam spray heads (106) for spraying steam are arranged on the left side and the right side of the inner lower portion of the shell (2) in a sliding mode, the water pumps (103) are arranged on the lower portions of the two steam spray heads (106), the water pumps (103) are connected with the water pipes (102) on the same side, the heating modules (104) are arranged on the two water pumps (103), and the temperature sensors (105) are arranged on the upper side of the heating module (104) on the left side.

4. The pre-operative instrument sterilization apparatus for surgery of claim 3, its characterized in that, pushing mechanism (11) are including first mounting bracket (111), first electric putter (112), promote piece (113) and second electric putter (114), both sides all are equipped with two first mounting bracket (111) about shell (2) lower part, first mounting bracket (111) have four, all install first electric putter (112) in two left first mounting bracket (111), all install second electric putter (114) in two first mounting bracket (111) on right side, all be connected with on second electric putter (114) telescopic link and first electric putter (112) telescopic link and drive steam nozzle (106) and carry out sterile promotion piece (113) to the utensil, it has four to promote piece (113), it is connected with steam nozzle (106) of homonymy to promote piece (113).

5. The preoperative instrument sterilization device for surgical operation according to claim 4, wherein the moving mechanism (12) comprises a first mounting block (121), a first guide wheel (122), a first rotating shaft (123), a second mounting block (124), a second guide wheel (125), a second rotating shaft (126), a pull rope (127), a pull block (128) and a second sliding rod (129), two first mounting blocks (121) are arranged on the left and right sides of the rear portion of the housing (2), the number of the first mounting blocks (121) is four, the first rotating shaft (123) is rotatably connected between the two first mounting blocks (121) on the same side, the first guide wheels (122) are arranged on the two first rotating shafts (123), the second mounting blocks (124) are arranged on the left and right sides of the rear portion of the housing (2), the second rotating shafts (126) are rotatably arranged on the two second mounting blocks (124), the second guide wheels (125) are arranged on the two second rotating shafts (126), the rear parts of the two pushing blocks (113) on the rear side are provided with pulling blocks (128), pulling ropes (127) for driving the ultraviolet lamp (5) to move are arranged on the two pulling blocks (128), the left side and the right side of the ultraviolet lamp (5) are provided with second sliding rods (129), and the pulling ropes (127) are wound around the second guide wheels (125) and the first guide wheels (122) on the same side and penetrate through the shell (2) to be connected with the second sliding rods (129) on the same side.

6. The preoperative instrument sterilization device for surgical operation according to claim 5, further comprising a drainage mechanism (13) for draining excess sewage, wherein the drainage mechanism (13) comprises a sewage tank (131), a liquid level sensor (132) and a solenoid valve (133), the sewage tank (131) for collecting excess steam is connected between the lower sides of the two underframe (1), the liquid level sensor (132) is arranged at the front side of the sewage tank (131), and the solenoid valve (133) is arranged at the lower side of the inner rear part of the sewage tank (131).

7. The preoperative instrument sterilization device for surgical operation, according to claim 6, further comprising a steam guiding mechanism (14) for guiding steam in the shell (2), wherein the steam guiding mechanism (14) comprises third mounting blocks (141), a pipeline (142), a heat dissipation pipe (143), a second mounting frame (144) and a fan set (145), three third mounting blocks (141) are arranged on the left side and the right side of the shell (2), the pipeline (142) is connected between the three third mounting blocks (141) on the same side and the sewage pool (131), the heat dissipation pipe (143) is connected between the pipeline (142) and the shell (2), the second mounting frame (144) is connected between the two heat dissipation pipes (143), the fan set (145) is arranged on the second mounting frame (144), and the fan set (145) is located in the heat dissipation pipe (143).

8. The preoperative instrument sterilization device for surgical operation according to claim 7, further comprising a control box (3), the control box (3) is mounted on the upper portion of the shell (2), a switching power supply, a power supply module and a control module are mounted in the control box (3), the switching power supply supplies power to the preoperative instrument sterilization device for surgical operation, the output end of the switching power supply is electrically connected with the power supply module, the power supply module is connected with a power master switch through a circuit, the control module is electrically connected with the power supply module, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the distance sensor (97), the temperature sensor (105), the liquid level sensor (132) and the contact switch (4) are electrically connected with the control module, and the first electric push rod (112), the second electric push rod (114), the water pump (103), The electromagnetic valve (133), the fan set (145) and the ultraviolet lamp (5) are all connected with the control module through the relay control module.