CN112190738B

CN112190738B - Surgical operation instrument disinfection stand

Info

Publication number: CN112190738B
Application number: CN202011046814.0A
Authority: CN
Inventors: 蒋媛; 史蕾; 许友; 李小华; 沈炎
Original assignee: First Affiliated Hospital of Wannan Medical College
Current assignee: First Affiliated Hospital of Wannan Medical College
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2022-07-01
Anticipated expiration: 2040-09-29
Also published as: CN112190738A

Abstract

The invention discloses a surgical operation instrument disinfection stand which comprises an instrument bearing frame, a surface scouring mechanism and a point scouring mechanism, wherein the surface scouring mechanism is arranged on the outer peripheral side of the instrument bearing frame, the point scouring mechanism is arranged in the instrument bearing frame, and a disinfectant spiral circulation system is formed between the surface scouring mechanism and the point scouring mechanism; the instrument bearing frame comprises a vertical column, a plurality of supporting and placing supports and at least one group of clamping assemblies, wherein the supporting and placing supports extend along the axial direction of the vertical column and are arranged on the vertical column; the disinfectant spiral circulation system is used for circularly recycling the disinfectant collected after the surface scouring mechanism and the point scouring mechanism are scoured. The technical problems of poor disinfection effect and large disinfection limitation existing in a conventional disinfection mode in the prior art are solved.

Description

Surgical operation instrument disinfection stand

Technical Field

The invention relates to the technical field of surgical instrument disinfection devices, in particular to a surgical instrument disinfection stand.

Background

In clinical practice, the surgical instruments are sterilized by chemical method, generally by soaking the surgical instruments in a sterilizing solution, or by spraying the surgical instruments.

However, the mode that the antiseptic solution is soaked can make a large amount of pollutants etc. remain in the antiseptic solution to the apparatus that leads to the disinfection clearance in later stage often disinfects the quality and has certain not enough, simultaneously, in the use, still need regularly change and the pertinence is handled to the antiseptic solution, consequently, still need consume certain manpower and materials and carry out the pertinence to the antiseptic solution for a long time.

Although the spraying mode can be used for targeted disinfection, instruments are usually sprayed integrally, and the instruments such as surgical scissors and the like which have high local operation degree and high pollution rate are often limited in the spraying disinfection process.

Disclosure of Invention

The invention aims to provide a surgical operation instrument disinfection stand to solve the technical problems of poor disinfection effect and large disinfection limitation existing in a conventional disinfection mode in the prior art.

In order to solve the technical problems, the invention specifically provides the following technical scheme:

a surgical operation instrument disinfection stand comprises an instrument bearing frame, a surface scouring mechanism arranged on the outer periphery side of the instrument bearing frame and a point scouring mechanism arranged in the instrument bearing frame, wherein a disinfectant spiral circulation system is formed between the surface scouring mechanism and the point scouring mechanism; wherein the content of the first and second substances,

the instrument bearing frame comprises a vertical column, a plurality of supporting and placing supports and at least one group of clamping assemblies, wherein the supporting and placing supports extend along the axial direction of the vertical column and are arranged on the vertical column;

the disinfectant spiral circulation system is used for circularly recycling the disinfectant collected after the surface scouring mechanism and the point scouring mechanism are scoured.

As a preferable scheme of the present invention, each group of clamping assemblies at least includes a first clamping portion and a second clamping portion, which are cooperatively arranged, and the first clamping portion and the second clamping portion are connected by an overturning transfer structure, and the overturning transfer structure is configured to overturn an instrument while transferring the instrument between the first clamping portion and the second clamping portion.

As a preferable scheme of the present invention, each of the first clamping portion and the second clamping portion includes a spacer formed by protruding from an end portion of the upper surface of the supporting bracket, the end portion being far away from the column, in a vertical direction, a positioning member disposed at an end of the spacer, the end portion being far away from the supporting bracket, and a slidable limiting member disposed on a surface of the supporting bracket, the surface being close to the column, and the limiting member is close to or far away from the positioning member by sliding;

the overturning and transferring structure comprises a turnover bearing plate, a push-pull block and a sliding track, wherein the turnover bearing plate is positioned below a connecting line of the positioning piece and the limiting piece in a relative group, the push-pull block extends towards the limiting piece in a telescopic mode, the sliding track is formed by extending the first clamping part to the second clamping part, the bearing plate can be arranged on the sliding track in a sliding mode through a sliding block, and the bearing plate is arranged on the sliding block in a telescopic mode in the vertical direction.

As a preferable scheme of the present invention, a fixing member located above the bearing plate is fixedly disposed on the sliding block, the fixing member is connected to the push-pull block through a non-elastic limiting rope, the bearing plate is connected to the push-pull block through an elastic member, and the elastic member is arranged to extend and retract along an axial direction.

As a preferable aspect of the present invention, the support plate includes a bottom plate and a top plate disposed on the bottom plate; wherein, the first and the second end of the pipe are connected with each other,

a group of opposite side surfaces of the bottom plate are respectively provided with a fixed part and a sliding part which is arranged opposite to the fixed part in a sliding manner, the fixed part is fixedly provided with a telescopic rod, the telescopic end of the telescopic rod is connected to the sliding part, two ends of the sliding part along the sliding direction are respectively provided with a rack, and the upper surfaces of the two ends of the bottom plate along the sliding direction are also provided with a rotating shaft placing block;

the roof includes the plate body to and along the slip direction set up in the pivot at plate body both ends, just the pivot is at least including being used for the cooperation place in the pivot is placed the axis body on the piece, and fixed set up in the cooperation wheel at axis body both ends, just be formed with on at least part surface of cooperation wheel with rack toothing's gear, be close to in the upper surface of roof the both ends of axis body upwards extend and are formed with the stop part.

As a preferred scheme of the invention, the spiral disinfectant circulating system comprises a disinfectant supplying mechanism, a liquid inlet pipe, a spiral circulating pipe, a liquid outlet pipe and a disinfectant recycling mechanism;

the liquid inlet pipe is communicated with the disinfectant supplying mechanism and the surface scouring mechanism, the spiral circulating pipe extends spirally and progressively and transmits the disinfectant recovered after the surface scouring mechanism scours to the point scouring mechanism, and the liquid outlet pipe transmits the disinfectant recovered after the point scouring mechanism scours to the disinfectant recovering mechanism.

As a preferable scheme of the invention, a shell is sleeved outside the instrument bearing frame, a first liquid leakage annular hole and a second liquid leakage annular hole are circumferentially arranged at the bottom of the shell along the circumferential direction, the first liquid leakage annular hole is communicated with the spiral circulating pipe, and the second liquid leakage annular hole is communicated with the liquid outlet pipe;

and an annular blocking piece used for blocking the first liquid leakage annular hole or the second liquid leakage annular hole is movably arranged on the bottom wall of the shell, and the first liquid leakage annular hole or the second liquid leakage annular hole is correspondingly opened by controlling the annular blocking piece.

As a preferable scheme of the invention, part of the bottom wall of the shell is protruded downwards to form a flow dividing part, and the flow dividing part is communicated with the spiral circulation pipe and the liquid outlet pipe respectively;

the reposition of redundant personnel portion is formed with a plurality of drainage plates along vertical direction in order, is formed with the drainage hole on every drainage plate separately, and is a plurality of be formed with the clearance between the drainage plate, at least wherein two through-hole on the drainage plate corresponds the intercommunication spiral circulating pipe or the drain pipe.

As a preferable scheme of the present invention, the flow dividing portion includes three flow guiding plates formed from top to bottom, and the plurality of flow guiding plates are divided from the middle to the outside to form an inner ring portion and an outer ring portion, the inner ring portions of the flow guiding plates located at the upper end and the lower end are formed with flow guiding holes, the inner ring portion and the outer ring portion of the flow guiding plate located at the middle are respectively formed with flow guiding holes, a baffle plate is movably provided in a gap between the flow guiding plates located at the middle and the lower end in a vertical direction, and the baffle plate stops the flow guiding holes located at the inner ring portions of the flow guiding plates located at the middle and the lower end by moving;

the gap between the drainage plates positioned at the middle and the lower end is communicated with the spiral circulation pipe, and the drainage holes on the drainage plates positioned at the lower end are communicated with the liquid outlet pipe.

As a preferable scheme of the present invention, the sidewall of the gap between the middle and lower drainage plates at least includes a vertically extending section and an obliquely extending section from top to bottom, and the obliquely extending section is obliquely inclined downward from outside to inside.

Compared with the prior art, the invention has the following beneficial effects:

1) the targeted disinfection is realized by combining the point washing and the surface washing, so that the effective synergy of the comprehensive disinfection and the local disinfection of the instrument to be disinfected is realized, and the effective disinfection of the surgical instrument is realized in a targeted manner;

2) based on the arrangement of the disinfectant spiral circulation system, the disinfectant subjected to point flushing and surface flushing is effectively circulated, and the synchronous operation of comprehensive disinfection and pertinence school houses is realized without further increasing the quantity of the disinfectant;

3) through face washing earlier, the mode that the point was washed away again, based on the face wash the more pure antiseptic solution that adopts and carry out holistic effective disinfection, the impact flow that rethread point was washed away carries out the part and washes, further effectively avoids partial impurity's adhesion scheduling problem.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary and that other implementation drawings may be derived from the provided drawings by those of ordinary skill in the art without inventive effort.

FIG. 1 is a schematic diagram of a surgical instrument sterilization stand according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a clamping assembly according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a support plate according to an embodiment of the present invention;

fig. 4 is a side view of a top plate provided by an embodiment of the present invention.

The reference numerals in the drawings denote the following, respectively:

1-a machine carrier; 2-face flushing mechanism; 3-point scouring mechanism; 4-a disinfection liquid spiral circulating system;

11-upright post; 12-supporting and placing the bracket; 13-a clamping assembly; 14-a housing;

131-a first clamping portion; 132-a second clamping portion; 133-flip transfer structure; 134-a support plate;

1311-spacers; 1312-locating elements; 1313-a limit stop;

1332-a push-pull block; 1333-a glide track; 1334-a slider; 1335-fixed block; 1336-a limiting rope; 1337-an elastic member;

1341-a base plate; 1342-top plate; 1343-a fixing; 1344-a slide; 1345-a telescopic rod; 1346-rack; 1347-a spindle placing block; 1348-shaft body; 1349-a co-ordination wheel; 1350-gears; 1351-a stop;

141-a drainage plate; 142-a drainage aperture; 143-gap; 144-an inner collar portion; 145-outer ring portion; 146-a baffle; 147-a vertical extension; 148-an obliquely extending section;

41-disinfectant supplying mechanism; 42-a liquid inlet pipe; 43-spiral circulation pipe; 44-a liquid outlet pipe; 45-disinfectant recovery mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

As shown in fig. 1-4, the present invention provides a surgical instrument disinfection stand, which comprises an instrument carrier 1, a surface flushing mechanism 2 disposed on the outer periphery of the instrument carrier 1, and a point flushing mechanism 3 disposed inside the instrument carrier 1, wherein a spiral circulation system 4 for disinfectant is formed between the surface flushing mechanism 2 and the point flushing mechanism 3; wherein the content of the first and second substances,

the instrument carrier 1 comprises a vertical column 11, a plurality of supporting and placing supports 12 extending along the axial direction of the vertical column 11 and arranged on the vertical column 11, and at least one group of clamping assemblies 13 arranged on each supporting and placing support 12, wherein each group of clamping assemblies 13 correspondingly clamps one instrument;

and the disinfectant spiral circulating system 4 is used for circularly recycling the disinfectant collected after the surface scouring mechanism 2 and the point scouring mechanism 3 are scoured.

Whole setting is based on face erodees mechanism 2 and the cooperation that the mechanism 3 was erodeed to the point and erodees, the whole of mechanism 2 is erodeed based on the face, realize the all-round disinfection of erodeing of surgical instruments, the local pertinence based on the mechanism 3 is erodeed to the point, local position pertinence to the high apparatus of local degree of operation strikes, will adhere to thing etc. and wash down better, improve holistic cleaning performance, and based on the synchronous cooperation of the two, can be better to the whole washing disinfection that carries out of apparatus. And the two are communicated through a disinfection liquid spiral circulation system 4, and under the condition that the whole using amount of the disinfection liquid is not changed, a point-surface combined disinfection mode is completed. Meanwhile, the point scouring mechanism 3 is preferably used for scouring the disinfectant recovered after the surface scouring mechanism 2 is scoured, the point scouring mechanism 3 is different from the conventional local fine cleaning and disinfection, but the auxiliary surface scouring mechanism 2 is used for performing targeted local scouring on the part with high impurity adhesion degree, so that the disinfectant recovered and utilized after the surface scouring mechanism 2 is scoured can be used for targeted treatment, and the limitation of conventional scouring is effectively improved on the premise of ensuring that the use amount of the disinfectant is not additionally increased.

In a further preferred embodiment, based on the switching of the flushing process and the relative fixation of the position of the flushing nozzle, in order to better perform multi-sided flushing on the instrument, each set of the clamping assemblies 13 at least includes a first clamping portion 131 and a second clamping portion 132 which are cooperatively arranged, and the first clamping portion 131 and the second clamping portion 132 are connected through an overturning transfer structure 133, and the overturning transfer structure 133 is used for overturning the instrument while transferring the instrument between the first clamping portion 131 and the second clamping portion 132. Based on the cooperation of the first clamping portion 131 and the second clamping portion 132, the instrument can be transferred, and the specific clamping positions of the first clamping portion 131 and the second clamping portion 132 can be shifted slightly in a targeted manner, so that when the instrument is located on the first clamping portion 131 and the second clamping portion 132 after being transferred, the specific clamping positions are different, namely, the positions which are easily blocked in the flushing process are different, and the flushing is further effectively ensured.

In a further preferred embodiment, each of the first clamping portion 131 and the second clamping portion 132 includes a spacer 1311 formed to protrude in a vertical direction from an end portion of the upper surface of the supporting bracket 12, the end portion being away from the upright 11, a positioning member 1312 disposed at an end of the spacer 1311, the end portion being away from the supporting bracket 12, and a slidable positioning member 1313 disposed on a surface of the supporting bracket 12 on a side close to the upright 11, and the positioning member 1313 is moved toward or away from the positioning member 1312 by sliding.

Through the arrangement of the partition 1311, the positioning member 1312 arranged on the partition 1311 is integrally lifted, so that the instrument clamped by the positioning member 1312 and the limiting member 1313 in a matching manner is inclined, water flow flushing during flushing is facilitated, and preferably, the position of the limiting member 1313 is relatively lower than that of the positioning member 1312, so that the height of the instrument close to one side of the upright post 11 is relatively lower, and water flow is facilitated from outside to inside, therefore, the inside-outside flow of disinfectant flushed by the surface flushing mechanism 2 is achieved, meanwhile, a relatively seriously-polluted part of the instrument can be arranged close to one side of the upright post 11, and secondary pollution of the flushed disinfectant to the instrument close to the outside (namely, the relatively-lightly-polluted side) is avoided. Further, face erodees mechanism 2 and can sets up to erode from outside to inside, and its shower nozzle is inboard towards, and point erodees mechanism 3 and can set up to carry out the part to the apparatus from inboard and erode, can set up 11 insides of stand as cavity on the whole, and erode mechanism 3 with the point and be linked together, and the antiseptic solution erodees the shower nozzle of mechanism 3 through entry point in 11 and carries out the correspondence and erode.

In a further preferred embodiment, the turnover transmission mechanism 133 includes a turnover support plate 134 located below a connection line between the positioning element 1312 and the limiting element 1313, a push-pull block 1332 telescopically extending from the support plate 134 toward the limiting element 1313, and a slide track 1333 extending from the first clamping part 131 to the second clamping part 132, wherein the support plate 134 is slidably disposed on the slide track 1333 through a slide block 1334, and the support plate 134 is telescopically disposed in a vertical direction relative to the slide block 1334.

Note that at least the top of the positioning member 1312 is formed to be open so that it can be lifted out by moving up the support plate 134.

Further, a fixed block 1335 located above the bearing plate 134 is fixedly arranged on the sliding block 1334, the fixed block 1335 is connected with the push-pull block 1332 through a non-elastic limiting rope 1336, the bearing plate 134 is connected with the push-pull block 1332 through an elastic piece 1337, and the elastic piece 1337 is arranged in a telescopic manner along the axial direction.

Specifically, the instrument is ejected out of the supporting plate 134 by the ascending of the supporting plate 134, in an initial state, based on the tight connection of the limiting rope 1336, the elastic piece 1337 on the push-pull block 1332 is in a contracted state, and as the supporting plate 134 ascends, the supporting plate 134 drives the push-pull block 1332 to ascend, so that the distance between the elastic piece 1337 and the fixed block 1335 is reduced, the limiting rope 1336 relaxes, the elastic piece 1337 extends, and the limiting piece 1313 is pushed away from the positioning piece 1312, so that the instrument is integrally removed, and the limiting piece 1313 does not need to be limited to have an opening, which can better adapt to more types of instruments. During the descending process, the push-pull block 1332 moves in the opposite direction, and further, magnetic attraction pieces can be correspondingly arranged on the push-pull block 1332 and the limiting piece 1313 respectively, so that the limiting piece 1313 can be pulled back and limit the instrument during the instrument placement process.

In another preferred embodiment of the present invention, the support plate 134 comprises a bottom plate 1341 and a top plate 1342 disposed on the bottom plate 1341; wherein, the first and the second end of the pipe are connected with each other,

a set of opposite side surfaces of the bottom plate 1341 are respectively provided with a fixing piece 1343, and a sliding piece 1344 slidably arranged relative to the fixing piece 1343, wherein an expansion rod 1345 is fixedly arranged on the fixing piece 1343, an expansion end of the expansion rod 1345 is connected to the sliding piece 1344, two ends of the sliding piece 1344 along a sliding direction are respectively provided with a rack 1346, and upper surfaces of two ends of the bottom plate 1341 along the sliding direction are also provided with a rotating shaft placing block 1347;

the top plate 1342 includes a plate body and rotating shafts disposed at two ends of the plate body along a sliding direction, the rotating shafts at least include a shaft body 1348 configured to be placed on the rotating shaft placing block 1347 in a matching manner, and a co-operating wheel 1349 fixedly disposed at two ends of the shaft body 1348, a gear 1350 engaged with the rack 1346 is formed on at least a portion of an outer surface of the co-operating wheel 1349, and a stop 1351 is formed by extending upward from two ends of an upper surface of the top plate 1342 close to the shaft body 1348.

Whole structure is based on telescopic link 1345's flexible, corresponds and realizes sliding of slider 1344 to through rack 1346 on both sides slider 1344 and the meshing that corresponds gear 1350, realize roof 1342's upset, and drive the upset of the apparatus of placing on it, simultaneously, through the setting of stop part 1351, carry out the backstop to one side of apparatus in the upset in-process, make the apparatus can effectively overturn to first clamping part 131 or second clamping part 132 on.

In a preferred embodiment of the present invention, the spiral disinfectant circulating system 4 comprises a disinfectant supplying mechanism 41, a liquid inlet pipe 42, a spiral circulating pipe 43, a liquid outlet pipe 44 and a disinfectant recovering mechanism 45;

the liquid inlet pipe 42 communicates the disinfectant liquid supply mechanism 41 and the surface flushing mechanism 2, the spiral circulation pipe 43 extends spirally and progressively and transmits the disinfectant liquid recovered after the surface flushing mechanism 2 is flushed to the point flushing mechanism 3, and the liquid outlet pipe 44 transmits the disinfectant liquid recovered after the point flushing mechanism 3 is flushed to the disinfectant liquid recovery mechanism 45.

In a further preferred embodiment, the outer portion of the instrument bearing frame 1 is sleeved with a shell 14, the bottom of the shell 14 is circumferentially provided with a first liquid leakage annular ring and a second liquid leakage annular ring, the first liquid leakage annular ring is communicated with the spiral circulation pipe 43, and the second liquid leakage annular ring is communicated with the liquid outlet pipe 44;

an annular stopper for stopping the first liquid leakage annular hole or the second liquid leakage annular hole is movably arranged on the bottom wall of the shell 14, and the first liquid leakage annular hole or the second liquid leakage annular hole is correspondingly opened by controlling the annular stopper.

By the up and down movement of the annular blocking piece, the corresponding hole body is correspondingly opened, and the disinfectant correspondingly enters the spiral circulation pipe 43 or the liquid outlet pipe 44.

In a more preferred embodiment, a part of the bottom wall of the casing 14 is formed to be protruded downward as a flow dividing portion which is communicated with each of the spiral circulation pipe 43 and the liquid outlet pipe 44;

the flow dividing part is sequentially provided with a plurality of flow guiding plates 141 along the vertical direction, each flow guiding plate 141 is provided with a flow guiding hole 142, gaps 143 are formed among the flow guiding plates 141, and at least two of the through holes on the flow guiding plates 141 are correspondingly communicated with the spiral circulation pipe 43 or the liquid outlet pipe 44.

Further, the flow dividing part includes three flow guide plates 141 formed from top to bottom, and the flow guide plates 141 are divided from the middle to the outside to form an inner ring part 144 and an outer ring part 145, the inner ring parts 144 of the flow guide plates 141 at the upper and lower ends are formed with flow guide holes 142, the inner ring parts 144 and the outer ring parts 145 of the flow guide plates 141 at the middle are each formed with a flow guide hole 142, a baffle 146 is movably provided in a gap 143 between the flow guide plates 141 at the middle and lower ends in the vertical direction, and the baffle 146 stops the flow guide holes 142 on the inner ring parts 144 of the flow guide plates 141 at the middle and lower ends by moving;

the gap 143 between the middle and lower drainage plates 141 is in communication with the spiral circulation tube 43, and the drainage holes 142 of the lower drainage plate 141 are in communication with the liquid outlet tube 44.

Therefore, the disinfectant can enter the corresponding pipeline correspondingly through the corresponding stop corresponding to part or all of the drainage holes 142 on the drainage plate 141.

In a more preferred embodiment, in order to better guide the flow direction of the sterilizing fluid to the channel, the sidewall of the gap 143 between the middle and lower drainage plates 141 at the top and bottom includes at least a vertically extending section 147 and an obliquely extending section 148, and the obliquely extending section 148 is inclined downward from the outside to the inside.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. The surgical operation instrument disinfection stand is characterized by comprising an instrument bearing frame (1), a surface scouring mechanism (2) arranged on the outer peripheral side of the instrument bearing frame (1) and a point scouring mechanism (3) arranged in the instrument bearing frame (1), wherein a disinfectant spiral circulation system (4) is formed between the surface scouring mechanism (2) and the point scouring mechanism (3); wherein the content of the first and second substances,

the instrument bearing frame (1) comprises a vertically arranged upright post (11), a plurality of supporting and placing supports (12) arranged on the upright post (11) in an extending mode along the axial direction of the upright post (11), and at least one group of clamping assemblies (13) arranged on each supporting and placing support (12), wherein each group of clamping assemblies (13) correspondingly clamps one instrument, each group of clamping assemblies (13) at least comprises a first clamping portion (131) and a second clamping portion (132) which are arranged in a matched mode, the first clamping portion (131) and the second clamping portion (132) are connected through a turnover transmission structure (133), and the turnover transmission structure (133) is used for turning over an instrument while transmitting the instrument between the first clamping portion (131) and the second clamping portion (132);

the disinfectant spiral circulating system (4) is used for circularly recycling the disinfectant collected after the surface scouring mechanism (2) and the point scouring mechanism (3) are scoured.

2. A surgical instrument sterilizing stand according to claim 1, wherein the first clamping portion (131) and the second clamping portion (132) each include a spacer (1311) formed to project in a vertical direction from an end portion of the upper surface of the parking bracket (12) remote from the upright (11), a positioning member (1312) provided at an end of the spacer (1311) remote from the parking bracket (12), and a slidable stopper (1313) provided on a surface of the parking bracket (12) on a side close to the upright (11), and the stopper (1313) approaches or departs from the positioning member (1312) by sliding;

the overturning and transferring structure (133) comprises an overturning and supporting plate (134) positioned below a connecting line of a set of the positioning element (1312) and the limiting element (1313) which are opposite, a push-pull block (1332) which extends telescopically from the supporting plate (134) towards the limiting element (1313), and a sliding track (1333) which extends from the first clamping part (131) to the second clamping part (132), the supporting plate (134) is arranged on the sliding track (1333) in a sliding manner through a sliding block (1334), and the supporting plate (134) is arranged telescopically relative to the sliding block (1334) in a vertical direction.

3. A surgical instrument disinfection stand as claimed in claim 2, wherein a fixing block (1335) is fixedly arranged on the sliding block (1334) and located above the bearing plate (134), the fixing block (1335) and the push-pull block (1332) are connected through a non-elastic limiting rope (1336), the bearing plate (134) and the push-pull block (1332) are connected through an elastic member (1337), and the elastic member (1337) is arranged in a telescopic manner along the axial direction.

4. A surgical instrument sterilization stand according to claim 2 or 3, wherein said support plate (134) comprises a bottom plate (1341) and a top plate (1342) provided on said bottom plate (1341); wherein the content of the first and second substances,

a set of opposite side surfaces of the bottom plate (1341) are respectively provided with a fixing piece (1343), and a sliding piece (1344) which can be arranged in a sliding manner relative to the fixing piece (1343), the fixing piece (1343) is fixedly provided with an expansion rod (1345), the expansion end of the expansion rod (1345) is connected to the sliding piece (1344), two ends of the sliding piece (1344) along the sliding direction are respectively provided with a rack (1346), and the upper surfaces of the two ends of the bottom plate (1341) along the sliding direction are also provided with a rotating shaft placing block (1347);

the top plate (1342) comprises a plate body and rotating shafts arranged at two ends of the plate body along the sliding direction, the rotating shafts at least comprise shaft bodies (1348) used for being placed on the rotating shaft placing blocks (1347) in a matching mode and cooperation wheels (1349) fixedly arranged at two ends of the shaft bodies (1348), at least part of the outer surfaces of the cooperation wheels (1349) is provided with gears (1350) meshed with the racks (1346), and two ends, close to the shaft bodies (1348), of the upper surface of the top plate (1342) extend upwards to form stop pieces (1351).

5. A surgical instrument disinfection stand according to claim 1, wherein said screw-type disinfectant circulation system (4) comprises a disinfectant supply means (41), a fluid inlet pipe (42), a screw-type circulation pipe (43), a fluid outlet pipe (44) and a disinfectant recovery means (45);

the liquid inlet pipe (42) is communicated with the disinfectant supply mechanism (41) and the surface flushing mechanism (2), the spiral circulating pipe (43) extends in a spiral progressive mode and transmits disinfectant recovered after the surface flushing mechanism (2) is flushed to the point flushing mechanism (3), and the liquid outlet pipe (44) transmits disinfectant recovered after the point flushing mechanism (3) is flushed to the disinfectant recovery mechanism (45).

6. A surgical instrument disinfection stand according to claim 5, characterized in that a shell (14) is sleeved on the exterior of the instrument carrier (1), the bottom of the shell (14) is circumferentially provided with a first liquid leakage ring hole and a second liquid leakage ring hole, the first liquid leakage ring hole is communicated with the spiral circulation pipe (43), and the second liquid leakage ring hole is communicated with the liquid outlet pipe (44);

an annular stopper used for stopping the first liquid leakage annular hole or the second liquid leakage annular hole is movably arranged on the bottom wall of the shell (14), and the first liquid leakage annular hole or the second liquid leakage annular hole is correspondingly opened by controlling the annular stopper.

7. A surgical instrument disinfection stand according to claim 6, wherein a portion of the bottom wall of said housing (14) is formed to protrude downwardly into a split portion which communicates with each of said spiral circulation tube (43) and said drain tube (44);

the flow dividing part is sequentially provided with a plurality of flow guiding plates (141) along the vertical direction, each flow guiding plate (141) is provided with a flow guiding hole (142), a gap (143) is formed between the flow guiding plates (141), and at least two of the flow guiding plates (141) are communicated with the spiral circulating pipe (43) or the liquid outlet pipe (44) correspondingly.

8. The surgical instrument sterilization rack according to claim 7, wherein the flow dividing portion includes three flow guide plates (141) formed from top to bottom, and the flow guide plates (141) are divided from the middle to the outside to form an inner ring portion (144) and an outer ring portion (145), the inner ring portion (144) of the flow guide plate (141) at the upper and lower ends is formed with flow guide holes (142), the inner ring portion (144) and the outer ring portion (145) of the flow guide plate (141) at the middle are each formed with flow guide holes (142), a baffle (146) is movably provided in a vertical direction in a gap (143) between the flow guide plates (141) at the middle and lower ends, and the baffle (146) stops the flow guide holes (142) at the inner ring portion (144) of the flow guide plate (141) at the middle and lower ends by moving;

a gap (143) between the middle and the lower drainage plates (141) is communicated with the spiral circulation pipe (43), and drainage holes (142) on the lower drainage plates (141) are communicated with the liquid outlet pipe (44).

9. The surgical instrument disinfecting stand of claim 8, wherein the side walls of the gap (143) between the middle and lower drainage plates (141) comprise at least a vertically extending section (147) and a diagonally extending section (148) from top to bottom, and the diagonally extending section (148) is inclined downward from outside to inside.