CN113714255B

CN113714255B - Nontoxic recovery processing method for medical venous indwelling needle

Info

Publication number: CN113714255B
Application number: CN202110999163.5A
Authority: CN
Inventors: 丁靖勇
Original assignee: Nanjing Xiuzuozhou Technology Co ltd
Current assignee: Changzhou Xiujiuzhou Technology Co.,Ltd.
Priority date: 2021-08-28
Filing date: 2021-08-28
Publication date: 2022-11-11
Anticipated expiration: 2041-08-28
Also published as: CN113714255A

Abstract

The invention provides a nontoxic recovery processing method of a medical vein indwelling needle, which relates to the technical field of medical sanitation and comprises the following steps of S1, collecting the vein indwelling needle: collecting and putting medical vein indwelling needles used in hospitals into an instrument processing box; s2, crushing the venous indwelling needle: the medical venous indwelling needle put into the instrument processing box in the step S1 is subjected to pulverization processing. According to the invention, the scrap-shaped waste of the metal material class deposited on the bottom surface of the liquid storage tank is shoveled and cut back and forth on the bottom surface of the liquid storage tank through the scrap shoveling teeth at the bottom, so that the scrap-shaped waste of the metal material class deposited on the bottom surface of the liquid storage tank is turned over, and the scrap-shaped waste of the plastic material class deposited on the bottom surface of the liquid storage tank is stirred up, thereby effectively improving the classification and recovery thoroughness of the scrap-shaped waste of the plastic material class and reducing impurities mixed in the scrap-shaped waste of the metal material class.

Description

Nontoxic recovery processing method for medical venous indwelling needle

Technical Field

The invention relates to the technical field of medical treatment and health, in particular to a nontoxic recovery processing method of a medical vein indwelling needle.

Background

The venous indwelling needle is also called as venous trocar, the core components comprise a soft catheter/cannula which can be indwelling in the blood vessel and a stainless puncture guiding needle core, when in use, the catheter and the needle core are punctured into the blood vessel together, when the catheter completely enters the blood vessel, the needle core is withdrawn, only the soft catheter is indwelling in the blood vessel so as to carry out transfusion treatment, and the venous indwelling needle can carry out two kinds of liquid medicine to be injected into the body simultaneously, therefore, the venous indwelling needle is widely used.

At present, after the vein indwelling needle is used up in practice, the vein indwelling needle is directly discarded in a recycling bin for unified recycling, and the recycling bin is filled with a small amount of the hospital vein indwelling needle which is easily stored in the recycling bin due to the overlarge gap inside the vein indwelling needle, so that the storage capacity of the recycling bin is easy to realize, and a large amount of the vein indwelling needle is required to be used every day by the hospital, and the vein indwelling needle collected every day by the hospital occupies a large area in the hospital.

Patent No. CN201680004136.7 discloses an automatic syringe needle sorting and recycling device, which is a device for disposing of used syringes, specifically, an automatic syringe needle sorting and recycling device for automatically separating plastic and metal parts of syringes by selectively separating the syringe needles regardless of the sizes of the used syringes. Therefore, the device of the invention consists of a shell, an injector loading part, a driving part, an injection needle separating part and a recovering part, only the injection needle is selectively separated no matter the specification and the size of the injector, the safety for infection is improved, the operation of manually recovering the separated injection needle is omitted, the time required by the separation and recovery operation is integrally shortened, and the use is more convenient. .

The automatic classifying and recycling device for the injection needles disclosed by the patent has some defects in the actual use process, and the specific defects are as follows:

existing, the needle is kept somewhere to vein after the in-service use, normally directly put the needle with the vein and put when retrieving in black medical garbage collection bag, and the inside liquid medicine that still stores after the needle is used up of the needle is kept somewhere to the vein, and put in the needle is kept somewhere to the vein of garbage collection bag if the normal time is unclear, the liquid medicine is remained and is kept somewhere the needle time length and can take place the peculiar smell, virus and bacterium easily breed, and the needle is kept somewhere to the vein if directly put in the garbage collection bag, the needle is kept somewhere to the vein owing to being fluffy, can make the inside gap of needle is kept somewhere to the vein oversize, cause that the garbage collection bag can not be built in how much the needle is kept somewhere to the vein will fill the garbage collection bag with garbage collection bag and fill up

Disclosure of Invention

The invention aims to solve the technical problems that in the prior art, after the venous indwelling needle is used up actually, the venous indwelling needle is usually directly thrown into a black medical garbage collection bag for recycling, liquid medicine residues are stored in the venous indwelling needle after the venous indwelling needle is used up, and if the venous indwelling needle thrown into the garbage collection bag is unclear at any time, the liquid medicine residues in the venous indwelling needle can generate peculiar smell after the liquid medicine residues are remained for a long time, viruses and bacteria are easy to breed, and if the venous indwelling needle is directly thrown into the garbage collection bag, the venous indwelling needle is fluffy, so that the inner gap of the venous indwelling needle is too large, and the garbage collection bag can be filled with a small amount of venous indwelling needle.

The technical problem to be solved by the invention is realized by adopting the following technical scheme:

a nontoxic recovery processing method for a medical venous indwelling needle comprises the following steps:

s1, collecting a venous indwelling needle: collecting and putting a medical vein indwelling needle used in a hospital into an instrument processing box;

s2, crushing treatment of the venous indwelling needle: crushing the medical vein indwelling needle put into the instrument processing box in the step S1, and performing multi-channel crushing treatment on the medical vein indwelling needle through a first instrument crushing mechanism and a plurality of second instrument crushing mechanisms to crush the collected medical vein indwelling needle into a chip shape and separate liquid medicine remained in the medical vein indwelling needle crushed into the chip shape;

s3, floating separation: putting the medical vein indwelling needle crushed into the chip shape in the step S2 into a classification recycling box, separating a plastic material and a metal material in the medical vein indwelling needle crushed into the chip shape through alcohol stored in the classification recycling box, floating the plastic material on the surface of the alcohol through the buoyancy of the alcohol, and sinking the metal material chips to the bottom surface of the classification recycling box through gravity;

s4, separation and fishing: reciprocating the plastic materials floating on the surface of the alcohol in the step S3 to the left side and the right side through the material pushing frame, pushing the plastic materials floating on the surface of the alcohol to the left side and the right side of the classification recycling box, utilizing the sliding fit of the material pushing frame and the inner wall of the liquid storage tank through the lifting of the material pushing frame, scooping up the chip-shaped waste materials of the plastic materials upwards, pouring the chip-shaped waste materials out through the top end of the classification recycling box, and collecting the chip-shaped waste materials through a containing bag;

s5, stirring at the bottom: s4, in the process that the pushing frame moves left and right, the scraping teeth swing back and forth on the bottom surface of the classification recycling box to turn over metal scrap pieces deposited on the bottom surface of the classification recycling box, and the plastic scrap pieces accumulated on the bottom surface of the classification recycling box are stirred up, so that the classification recycling thoroughness of the plastic scrap pieces is effectively improved, impurities in the metal scrap pieces are reduced, the crushed plastic scrap pieces and the crushed metal scrap pieces are thoroughly disinfected by alcohol through alcohol soaking and stirring, and non-toxic recycling is realized;

the instrument processing box comprises a first instrument crushing mechanism, a first liquid medicine collecting box, a first slag discharging channel, a second instrument crushing mechanism, a second slag discharging channel and a second liquid medicine collecting box, the top end of the instrument processing box is fixedly provided with the first instrument crushing mechanism, the bottom end of the first instrument crushing mechanism is provided with at least two second instrument crushing mechanisms, the two second instrument crushing mechanisms are mutually communicated through the first slag discharging channel, and the second instrument crushing mechanism at the topmost end is communicated with the bottom end of the first instrument crushing mechanism through the first slag discharging channel;

the first slag discharging channels of each layer are obliquely arranged, the bottom ends of the first slag discharging channels of each layer are all connected with a second liquid medicine collecting box in a sliding mode, the bottom end of the first slag discharging channel at the topmost end is connected with a first liquid medicine collecting box in a sliding mode, the first liquid medicine collecting box is placed into a first instrument crushing mechanism through a vein detaining needle, preliminary crushing treatment is conducted on the vein detaining needle through the first instrument crushing mechanism, the vein detaining needle after crushing treatment is discharged through the first slag discharging channels, liquid medicine reserved in the vein detaining needle in the discharging process is discharged through the first slag discharging channels, the vein detaining needle after crushing rolls downwards from the first slag discharging channels, and in the rolling process, the liquid medicine drops downwards from the first slag discharging channels into the first liquid medicine collecting box to be collected;

categorised collection box sets up in the bottom of apparatus processing case, categorised collection box includes servo motor, reservoir, screw lead screw, chip removal hole, nut seat, electric putter, hangs the pole, the work or material rest, categorised collection box sets up to square case structure, the reservoir has been seted up at categorised collection box top, the chip removal hole that link up is seted up to the reservoir left and right sides symmetry of categorised collection box, alcohol has been put in the reservoir, the chip removal hole of reservoir left and right sides sets up in the alcohol top, the reservoir middle part is provided with the slip frame, slip frame bottom has hung the work or material rest, and the work or material rest of being convenient for moves waste material left or right and outwards discharges the waste material of chip form from the chip removal hole.

As a preferred technical scheme of the invention, the sliding machine frame is provided with an electric push rod, the bottom end of the electric push rod is provided with a suspension rod, and the material pushing frame is fixed at the bottom end of the suspension rod;

the automatic fishing device is characterized in that threaded lead screws are symmetrically arranged on the front side and the rear side of the liquid storage tank in a rotating mode, one end of each threaded lead screw is driven to rotate by a servo motor, nut seats are symmetrically arranged on the front side and the rear side of the sliding rack in a rotating mode, the nut seats on the front side and the rear side of the sliding rack are connected to the corresponding threaded lead screws through threads, so that the material pushing rack can automatically move leftwards or leftwards in the liquid storage tank, the complex operation of manual fishing is omitted, manual fishing is not needed, and the safety during fishing is improved.

As a preferred technical scheme of the invention, the material pushing frame comprises two parallel side material blocking plates, a chip removing hole, a chip blocking plate, an inclined guide plate and a second chip removing hole, the material pushing frame is provided with the two parallel side material blocking plates, the chip blocking plate is arranged between the two parallel side material blocking plates, the inclined guide plate which inclines in an inverted V shape is arranged at the bottom end of the two parallel side material blocking plates, the chip blocking plate is arranged at the top end of the inclined guide plate which inclines in the inverted V shape, wherein the material pushing frame and the chip blocking plate are both provided with a plurality of through chip removing holes, the surface of the inclined guide plate is provided with a plurality of second chip removing holes which are distributed at equal intervals, and each second chip removing hole is a through hole.

As a preferred technical scheme of the invention, a downward vertical fixed rod is arranged at the bottom end of the material pushing frame, the fixed rod is fixedly arranged at the bottom end of the fixed rod, a sliding block is connected to the bottom end of the fixed rod in a sliding manner, and chip shoveling teeth are fixedly arranged at the bottom end of the sliding block, so that metal chip-shaped waste materials precipitated on the bottom surface of the liquid storage tank can be stirred conveniently;

the liquid storage tank is provided with sliding grooves in the front side and the rear side and close to the bottom surface of the liquid storage tank symmetrically, walking wheels are symmetrically arranged on the front side and the rear side of the scrap shoveling teeth, wavy lines are arranged in the sliding grooves on each side, and the walking wheels on the front side and the rear side of the scrap shoveling teeth are in rolling contact with the wavy lines in the corresponding sliding grooves. The shoveling chip teeth can swing back and forth in a reciprocating manner in the moving process of the bottom surface of the liquid storage tank, so that the stirring operation is effectively improved.

As a preferable technical scheme of the invention, the scrap shoveling teeth are arranged into a trapezoidal block structure, and the left side surface and the right side surface of each scrap shoveling tooth are inclined surfaces.

Compared with the prior art, the invention at least comprises the following beneficial effects:

1. the first device crushing mechanism is used for primarily crushing the vein indwelling needle, the crushed vein indwelling needle is discharged through the first slag discharging channel, liquid medicine reserved in the vein indwelling needle is discharged through the first slag discharging channel in the discharging process, the crushed vein indwelling needle rolls downwards from the first slag discharging channel, and the liquid medicine falls downwards from the first slag discharging channel into the first liquid medicine collecting box to be collected in the rolling process.

2. The invention roughly crushes the vein indwelling needle through the first instrument crushing mechanism, and then uses two second instrument crushing mechanisms at the bottom to crush the vein indwelling needle after the vein indwelling needle is roughly crushed by the first instrument crushing mechanism, so that the vein indwelling needle is crushed into a plurality of fragment structures, and the vein indwelling needle is crushed into a plurality of fragment structures through the first instrument crushing mechanism and the second instrument crushing mechanisms, so that plastic materials and metal needle materials in the vein indwelling needle are crushed into fragments, and the fragments waste materials crushed from the plastic materials and the metal needle materials are discharged from the first residue discharge channel, and in the process of discharging the waste materials from the first residue discharge channel, liquid medicine remained in the vein indwelling needle is collected through a filter screen, so that pollution of residues in a waste instrument in a hospital is reduced, wherein the volume of the vein indwelling needle is reduced through crushing, so that when the vein indwelling needle is recovered, the occupied area is reduced, and the installation firmness of the vein indwelling needle is improved.

3. The waste material of the vein indwelling needle is crushed into the scrap pieces through the upper surface, the residual liquid medicine is discharged in the middle, and the vein indwelling needle is crushed into the scrap pieces, at the moment, the scrap pieces can fall into a liquid storage tank of the classification recycling box, alcohol is stored in the liquid storage tank, the scrap pieces fall into the alcohol stored in the liquid storage tank, plastic materials contained in the scrap pieces float through the buoyancy of the alcohol, metal materials contained in the scrap pieces are deposited at the bottom of the liquid storage tank, and the classification recycling of the plastic materials and the metal materials in the vein indwelling needle is realized;

4. the invention salvages plastic scrap floating on the surface of alcohol in the liquid storage tank, salvages the plastic scrap floating on the surface of the alcohol by moving the material pushing frame leftwards or rightwards in the liquid storage tank, pushes the floating plastic scrap to the edge of the liquid storage tank by the material pushing frame, utilizes the sliding fit of the material pushing frame and the inner wall of the liquid storage tank by the lifting of the electric push rod, scoops the plastic scrap upwards by the sliding fit of the material pushing frame and the inner wall of the liquid storage tank, guides the plastic scrap by the inclined guide plate inclined in the shape of an inverted V at the bottom end of the material pushing frame, discharges the waste from the chip removal hole by the inclined guide plate when the inclined guide plate at the bottom end of the material pushing frame is lifted upwards to be higher than or equal to the chip removal hole, and collects the plastic scrap outwards by placing a containing bag.

5. According to the invention, the fixed rod is fixedly arranged at the bottom end of the material pushing frame, the scrap shoveling teeth are arranged at the bottom end of the fixed rod, when the material pushing frame moves left and right in the liquid storage tank, the scrap shoveling teeth at the bottom of the material pushing frame are utilized to move left and right on the bottom surface of the liquid storage tank, and the walking wheels at the front side and the rear side of the scrap shoveling teeth are in rolling contact with the wavy patterns, so that the scrap shoveling teeth at the bottom of the material pushing frame also have the function of moving back and forth in the left and right moving process, and therefore, when the material pushing frame moves left and right, the scrap shoveling teeth at the bottom of the liquid storage tank carry out reciprocating scraping on the metal material type scrap deposited on the bottom surface of the liquid storage tank, and the metal material type scrap deposited on the bottom surface of the liquid storage tank is turned over, so that the classification and recovery of the plastic material type scrap are effectively improved, and impurities in the metal material type scrap are reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow chart of the nontoxic recovery processing method of the medical vein indwelling needle of the invention;

FIG. 2 is a front sectional view of the medical venous indwelling needle nontoxic recovery processing method of the present invention;

FIG. 3 is a schematic top sectional view of the transmission chamber of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 5 in accordance with the teachings of the present invention;

FIG. 5 is a schematic structural view of the material pushing frame according to the present invention;

FIG. 6 is a schematic top view of the chip forming teeth of the present invention in a reservoir;

FIG. 7 is an enlarged view of a portion of FIG. 2;

FIG. 8 is a schematic top view of the material discharge chamber of the present invention;

in the figure: 1. an instrument processing box; 2. a first instrument comminution mechanism; 201. an appliance crushing box; 202. a grinding chamber; 203. a first shredding tooth; 204. a second shredding tooth; 205. a storage hopper; 206. a material guiding inclined plane; 207. a material driving component; 208. a discharge outlet; 209. a dragon reaming roller; 210. a transmission cavity; 3. a first liquid medicine collecting box; 301. a first movable collection box; 302. a first reservoir; 303. a first handle; 304. a first collection box chute; 4. a first slag discharge passage; 401. a discharge chamber; 402. a filter screen; 403. a material turning roller; 404. a hinged support; 405. a transmission belt; 406. a scrap shoveling knife; 407. a roller hole; 408. a pulley; 5. a second appliance comminution mechanism; 6. first fine crushing teeth; 7. a second slag discharge passage; 8. a second liquid medicine collecting box; 801. a second collection box chute; 802. a second reservoir; 803. a second movable collection box; 804. a second handle; 9. a classification recycling bin; 901. a servo motor; 902. a liquid storage tank; 903. a threaded lead screw; 904. chip removal holes; 905. a nut seat; 906. an electric push rod; 907. a suspension rod; 908. a material pushing frame; 9081. a side retainer plate; 9082. chip removal holes; 9083. a chip blocking plate; 9084. an inclined guide plate; 9085. a second chip removal hole; 909. a fixing rod; 910. a slide base; 911. a slider; 912. chip shoveling teeth; 913. a chute; 915. wave lines; 916. and (5) traveling wheels.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific drawings, and it is to be noted that the embodiments and the characteristics of the embodiments in the application can be combined with each other in a conflict situation.

Example 1

Please refer to fig. 1-8, which are schematic diagrams illustrating the overall structure of a non-toxic recycling method for a medical venous indwelling needle;

a nontoxic recovery processing method of a medical vein indwelling needle comprises the following steps:

s1, collecting a venous indwelling needle: collecting and putting medical vein indwelling needles used in hospitals into an instrument processing box;

s2, crushing the venous indwelling needle: crushing the medical vein indwelling needle put into the instrument processing box in the step S1, and performing multi-channel crushing treatment on the medical vein indwelling needle through a first instrument crushing mechanism and a plurality of second instrument crushing mechanisms to crush the collected medical vein indwelling needle into a chip shape and separate liquid medicine remained in the medical vein indwelling needle crushed into the chip shape;

s5, stirring at the bottom: in the step S4, in the process that the material pushing frame moves left and right, the scraping teeth swing back and forth on the bottom surface of the classification recycling box, metal scrap pieces deposited on the bottom surface of the classification recycling box are turned over, and plastic scrap pieces accumulated on the bottom surface of the classification recycling box are stirred up, so that the classification recycling thoroughness of the plastic scrap pieces is effectively improved, impurities mixed in the metal scrap pieces are reduced, the crushed plastic scrap pieces and the crushed metal scrap pieces are thoroughly disinfected by alcohol through alcohol soaking and stirring, and non-toxic recycling is achieved.

An instrument processing case 1;

the classification recycling box 9 is arranged at the bottom end of the instrument processing box 1;

the top end of the instrument processing box 1 is provided with a hospital intravenous injection instrument, the hospital intravenous injection instrument in the instrument processing box 1 is crushed by the instrument processing box 1 and falls into the classification recycling box 9, alcohol is stored in the classification recycling box 9, the crushed hospital intravenous injection instrument is separated by alcohol floating in the classification recycling box 9, so that plastic in the crushed vein indwelling needle is floated on the alcohol by buoyancy, and metal material in the crushed vein indwelling needle is sunk to the bottom of the alcohol by gravity, so that the classification recycling of the plastic material and the metal material in the vein indwelling needle is realized;

the instrument processing box 1 comprises a first instrument crushing mechanism 2, a first liquid medicine collecting box 3, a first slag discharge channel 4, a second instrument crushing mechanism 5, a second slag discharge channel 7 and a second liquid medicine collecting box 8, the top end of the instrument processing box 1 is fixedly provided with the first instrument crushing mechanism 2, the bottom end of the first instrument crushing mechanism 2 is provided with at least two second instrument crushing mechanisms 5, the two second instrument crushing mechanisms 5 are mutually communicated through the first slag discharge channel 4, and the topmost second instrument crushing mechanism 5 is communicated with the bottom end of the first instrument crushing mechanism 2 through the first slag discharge channel 4;

the first row of sediment passageway 4 of every layer is the slope setting, and the equal sliding connection in first row of sediment passageway 4 bottom of every layer has second liquid medicine collecting box 8, and wherein, the first row of sediment passageway 4 bottom sliding connection in top has first liquid medicine collecting box 3.

Wherein, retrieve the liquid medicine that mix with in the flake waste material after categorised the retrieving of medical vein puncture apparatus respectively through first liquid medicine collecting box 3 and second liquid medicine collecting box 8 to improve the recovery to the liquid medicine effectively, reduce the liquid medicine volume that mix with in the flake waste material after categorised the retrieving of medical vein puncture apparatus.

Wherein, carry out coarse crushing to the clastic waste material after categorised the retrieving of medical vein puncture apparatus through first apparatus rubbing crusher constructs 2, the clastic waste material after categorised the retrieving of medical vein puncture apparatus carries out multichannel crushing to rethread second apparatus rubbing crusher constructs 5 to the clastic waste material after making categorised the retrieving of medical vein puncture apparatus's clastic fragment volume is littleer.

Specifically, the venous indwelling needle is put into the first instrument crushing mechanism 2 through the venous indwelling needle, the venous indwelling needle is subjected to primary crushing treatment through the first instrument crushing mechanism 2, the crushed venous indwelling needle is discharged through the first slag discharging channel 4, liquid medicine reserved in the venous indwelling needle is discharged through the first slag discharging channel 4 in the discharging process, the crushed venous indwelling needle rolls downwards from the first slag discharging channel 4, and the liquid medicine falls downwards from the first slag discharging channel 4 to the first liquid medicine collecting box 3 for collection in the rolling process.

Specifically, the vein indwelling needle is coarsely crushed by the first instrument crushing mechanism 2, the vein indwelling needle after coarsely crushed by the first instrument crushing mechanism 2 is further crushed by the two second instrument crushing mechanisms 5 at the bottom, the vein indwelling needle is crushed into a plurality of fragment structures, the vein indwelling needle is subjected to a plurality of crushing treatments by the first instrument crushing mechanism 2 and the plurality of second instrument crushing mechanisms 5, a plastic material and a metal needle head material in the vein indwelling needle are crushed into fragments, the fragments of the plastic material and the metal needle head material are discharged from the first residue discharge channel 4, and in the process of discharging the wastes in the first residue discharge channel 4, the liquid medicine remained in the vein indwelling needle is collected by the filter screen 402, so that the pollution of residues in waste instruments in hospitals is reduced.

Specifically, the liquid medicine in the waste of the venous indwelling needle is discharged through the first slag discharge channels 4, and the liquid medicine in the waste of the venous indwelling needle is recovered through the detachable first liquid medicine collecting box 3 and the detachable second liquid medicine collecting box, so that the liquid medicine is separated from the scrap pieces of the venous indwelling needle, and the pollution of the liquid medicine to the scrap pieces of the venous indwelling needle is reduced.

Specifically, the filter screen 402 is arranged on the bottom surface of the discharge cavity 401 of the first slag discharge channel 4, so that the liquid medicine is discharged from the chip-shaped waste of the vein retaining needle on the bottom surface of the discharge cavity 401 in the flowing process through the filter screen 402, and the chip-shaped waste of the vein retaining needle is turned over or the chip-shaped waste is simply slightly moved in the process of rolling downwards on the bottom surface of the discharge cavity 401 through the rotation of the plurality of turning rollers 403 in the middle of the filter screen 402 in the process of rolling the chip-shaped waste of the vein retaining needle on the filter screen 402, so that the turning of the chip-shaped waste is realized, the liquid medicine is effectively prevented from being accumulated in the gap between the chip-shaped waste, and the discharge thoroughness of the liquid medicine is improved.

Specifically, the scrap shoveling knife 406 is arranged at the top end of the discharge cavity 401 and close to the top end of each roller hole 407, and the top end surface of the scrap shoveling knife 406 is an arc-shaped surface, so that scrap pieces overturned on the material overturning roller 403 are prevented from permeating into the roller holes 407, the scrap pieces are effectively prevented from blocking the material overturning roller 403, the smoothness of movement of the scrap pieces in the discharge cavity 401 is effectively improved, and congestion generated in the movement process of the scrap pieces in the discharge cavity 401 is reduced.

Specifically, the crushed flaky waste of the vein indwelling needle crushed in the crushing cavity 202 of the invention falls into the transmission cavity 210, the dragon-hinged roller 209 is used for stirring the crushed flaky waste, so that the crushed flaky waste falling in the transmission cavity 210 is pushed towards the middle through the two spiral blades on the outer circular surface of the dragon-hinged roller 209, the crushed flaky waste falling in the transmission cavity 210 is pushed to the discharge port 208 to fall downwards onto the first slag discharge channel 4, and the two spiral blades on the outer circular surface of the dragon-hinged roller 209 are used for pushing the crushed flaky waste falling in the transmission cavity 210 towards the middle, so that the crushed flaky waste is overturned in the pushing process, the uniformity in the later-stage crushing process is improved, and the thoroughness of discharging the liquid medicine in the first slag discharge channel 4 is also effectively improved.

The first instrument crushing mechanism 2 comprises an instrument crushing box 201, a crushing cavity 202, first shredding teeth 203, second shredding teeth 204, a storage hopper 205, a material guide inclined plane 206, a material driving component 207 and a discharge hole 208, wherein the instrument crushing box 201 is fixedly arranged at the top end of the instrument processing box 1, the storage hopper 205 is arranged at the top end of the instrument crushing box 201, the bottom surface of the storage hopper 205 is provided with an inclined conical surface, the middle of the instrument crushing box 201 is provided with the crushing cavity 202, the crushing cavity 202 is internally and rotatably connected with at least two first shredding teeth 203, one first shredding tooth 203 is provided with an independent motor to drive to rotate, the other first shredding tooth 203 reversely rotates with the other first shredding tooth 203 through gear meshing, the bottom end of the crushing cavity 202 is arranged to be a plane, the discharge hole 208 is formed in the bottom end of the crushing cavity 202, and the material driving components 207 are arranged on two sides of the discharge hole 208. The second instrument crushing mechanism 5 is internally provided with first fine crushing teeth 6.

Wherein, first shredding teeth 203 and first fine crushing tooth 6 are the cutting blade or the sword tooth that have now disclosed, no longer explain in this application, and only any kind of cutting blade or the sword tooth that have now disclosed can satisfy the technological effect that this application recorded, then this cutting blade or sword tooth all can regard as the cutting blade or the sword tooth that replace this application discloses.

The material driving component 207 comprises a dragon-shaped hinge roller 209 and a transmission cavity 210, the transmission cavity 210 is arranged at the bottom end of the crushing cavity 202, the discharge port 208 is arranged in the middle of the bottom surface of the transmission cavity 210, the two sides of the discharge port 208 are provided with parallel dragon-shaped hinge rollers 209, the dragon-shaped hinge rollers 209 on each side are all provided with an independent motor to drive rotation, two sections of helical blades are arranged on the outer circular surface of the dragon-shaped hinge roller 209 on each side, and the rotating directions of the two sections of helical blades on the outer circular surface of the dragon-shaped hinge roller 209 on each side are opposite.

The crushed flaky waste of the vein detained needle in the crushing cavity 202 falls into the transmission cavity 210, the twisted dragon roller 209 shifts the crushed flaky waste, so that the crushed flaky waste falling in the transmission cavity 210 is pushed towards the middle through the two spiral blades on the outer circular surface of the twisted dragon roller 209, the crushed flaky waste falling in the transmission cavity 210 is pushed to the discharge port 208 to fall downwards onto the first slag discharge channel 4, and the two spiral blades on the outer circular surface of the twisted dragon roller 209 are pushed towards the middle to shift the crushed flaky waste falling in the transmission cavity 210, so that the crushed flaky waste is turned over in the shifting process, the uniformity of the crushed materials in the later stage is improved, and the thoroughness of discharging liquid medicine in the first slag discharge channel 4 is also effectively improved.

The first slag discharge channel 4 comprises a discharge cavity 401, a filter screen 402, a material turning roller 403, hinged supports 404, a transmission belt 405, a scrap shoveling knife 406, roller holes 407 and a belt wheel 408, the first slag discharge channel 4 is of a quadrangular prism structure, the middle part of the first slag discharge channel 4 is provided with the through discharge cavity 401, the discharge cavity 401 is a through square cavity, the bottom surface of the first slag discharge channel 4 is provided with the filter screen 402 which is exposed downwards, the middle part of the filter screen 402 is provided with a plurality of through roller holes 407, the bottom end of the first slag discharge channel 4 is symmetrically and fixedly provided with a plurality of hinged supports 404 at the front end and the rear end of each roller hole 407, each roller hole 407 is rotatably connected with the material turning roller 403, and the front end and the rear end of each material turning roller 403 are rotatably connected to the corresponding hinged supports 404;

one end of each material turning roller 403 which is rotatably connected to the hinged support 404 is provided with a belt wheel 408, and the belt wheels 408 on two adjacent material turning rollers 403 are provided with a transmission belt 405 for transmitting power; one end of belt 405 is provided with an independent motor driven to rotate.

The material turning roller 403 is of a cylindrical structure, the rotating direction of the material turning roller 403 is consistent with the downward rolling direction of the waste materials at the bottom end of the material discharging cavity 401, a scrap shoveling knife 406 is arranged at the top end of the material discharging cavity 401 and close to the top end of each roller hole 407, and the top end face of the scrap shoveling knife 406 is an arc-shaped face.

The first slag discharging channel 4 is provided with the filter screen 402 on the bottom surface of the discharging cavity 401, the filter screen 402 discharges liquid medicine in the flow process of the debris-shaped waste of the vein retaining needle on the bottom surface of the discharging cavity 401, and the debris-shaped waste of the vein retaining needle is turned over or the debris-shaped waste is simply slightly moved in the process of rolling the bottom surface of the discharging cavity 401 through the rotation of the plurality of turning rollers 403 in the middle of the filter screen 402 in the process of rolling the debris-shaped waste of the vein retaining needle downwards on the bottom surface of the discharging cavity 401, so that the turning of the debris-shaped waste is realized, the liquid medicine is conveniently and effectively kept in the gap of the debris-shaped waste, and the discharging thoroughness of the liquid medicine is improved.

Specifically, the scrap shoveling knife 406 is arranged at the top end of the discharge cavity 401 and close to the top end of each roller hole 407, and the top end face of the scrap shoveling knife 406 is an arc-shaped face, so that the scrap pieces turning over on the material overturning roller 403 are prevented from permeating into the roller holes 407, the clamping of the scrap pieces to the material overturning roller 403 is effectively avoided, the smoothness of the movement of the scrap pieces in the discharge cavity 401 is effectively improved, and the congestion generated in the movement process of the scrap pieces in the discharge cavity 401 is reduced.

First liquid medicine collecting box 3 includes first movable collection box 301, first reservoir 302, the first in command 303, first collecting box spout 304 has been seted up to one of them lateral wall of apparatus processing case 1, sliding connection has first movable collection box 301 in the first collecting box spout 304, the inclined plane of slope has been seted up to the right side wall of first movable collection box 301, the inclined plane and the 4 bottom surface cooperations of first row of sediment passageway on first movable collection box 301 right side, first reservoir 302 has been seted up to the inclined plane below on first movable collection box 301 right side, first in command 303 has set firmly on first movable collection box 301 left side.

Wherein, be convenient for install and dismantle through first in command 303 and draw together first movable collecting box 301, collect the liquid medicine through first reservoir 302, the inclined plane and the cooperation of first row of sediment passageway 4 bottom surface of slope have been seted up through the right side wall of first movable collecting box 301, through the slope of first row of sediment passageway 4, can effectively prolong the distance that the chip form waste material removed in first row of sediment passageway 4, thereby the distance that the liquid medicine removed at first reservoir 302 top surface of first movable collecting box 301 in can prolonging the chip form waste material is longer, can improve the collection to the liquid medicine effectively.

The second liquid medicine collecting box 8 comprises a second collecting box chute 801, a second liquid storage tank 802, a second movable collecting box 803 and a second handle 804, the left side and the right side of the instrument processing box 1 are positioned below each first slag discharge channel 4, and a second collecting box chute 801 is formed, the second collecting box chute 801 is connected with the second movable collecting box 803 in a sliding mode, the top end of the second movable collecting box 803 close to the bottom surface of the first slag discharge channel 4 is provided with an inclined plane, the inclined plane at the top end of the second movable collecting box 803 is matched with the bottom surface of the corresponding first slag discharge channel 4, the inclined plane bottom surface of the second movable collecting box 803 is provided with the second liquid storage tank 802, and the second movable collecting box 803 facing the outer side of the instrument processing box 1 is provided with the second handle 804.

Wherein, be convenient for installation and dismantlement through second handle 804 and draw together second movable collection box 803, collect the liquid medicine through second reservoir 802, the top through second movable collection box 803 is seted up the inclined plane of slope and the cooperation of the 4 bottom surfaces of first row's sediment passageway, through the 4 slopes of first row's sediment passageway, can effectively prolong the distance that the chip form waste material removed in first row's sediment passageway 4, thereby the distance that the liquid medicine removed on the second reservoir 802 top surface of second movable collection box 803 in can prolonging the chip form waste material is longer, can improve the collection to the liquid medicine effectively.

Example 2

Please refer to fig. 2-8, which are schematic structural views illustrating a non-toxic recycling method for a medical venous indwelling needle;

the present embodiment has the same points as the above embodiments, and the same points are not explained in the present embodiment, and the specific differences are as follows:

a medical venous indwelling needle nontoxic recovery processing device comprises:

an instrument processing case 1;

the hospital intravenous injection apparatus has been placed on apparatus processing case 1 top, and the hospital intravenous injection apparatus in apparatus processing case 1 is through apparatus processing case 1 shredding, fall into categorised collection box 9, alcohol has been put in categorised collection box 9, hospital intravenous injection apparatus after shredding is through the showy separation of alcohol in categorised collection box 9, the plastics that make in the vein indwelling needle after smashing are floated on alcohol through buoyancy, the metal material in the vein indwelling needle after smashing sinks to the alcohol bottom through gravity, wherein, alcohol also can use alcohol to replace, have the function of consumption to the vein indwelling needle after smashing through alcohol.

The instrument processing box 1 comprises a first instrument crushing mechanism 2, a first liquid medicine collecting box 3, a first slag discharging channel 4, a second instrument crushing mechanism 5, a second slag discharging channel 7 and a second liquid medicine collecting box 8, the top end of the instrument processing box 1 is fixedly provided with the first instrument crushing mechanism 2, the bottom end of the first instrument crushing mechanism 2 is provided with at least two second instrument crushing mechanisms 5, the two second instrument crushing mechanisms 5 are mutually communicated through the first slag discharging channel 4, and the topmost second instrument crushing mechanism 5 is communicated with the bottom end of the first instrument crushing mechanism 2 through the first slag discharging channel 4;

The classification recycling box 9 comprises a servo motor 901, a liquid storage tank 902, a threaded screw rod 903, chip removal holes 904, a nut seat 905, an electric push rod 906, a suspension rod 907 and a material pushing frame 908, the classification recycling box 9 is of a square box structure, the liquid storage tank 902 is arranged at the top end of the classification recycling box 9, the through chip removal holes 904 are symmetrically arranged on the left side and the right side of the liquid storage tank 902 of the classification recycling box 9, alcohol is stored in the liquid storage tank 902, and the chip removal holes 904 on the left side and the right side of the liquid storage tank 902 are arranged above the alcohol;

the middle part of the liquid storage tank 902 is provided with a sliding rack 917, and the bottom end of the sliding rack 917 is suspended with a material pushing rack 908.

The sliding frame 917 is provided with an electric push rod 906, the bottom end of the electric push rod 906 is provided with a suspension rod 907, and the material pushing frame 908 is fixed at the bottom end of the suspension rod 907;

the front side and the rear side of the liquid storage tank 902 are symmetrically and rotatably provided with a threaded screw rod 903, one end of the threaded screw rod 903 on each side is provided with a servo motor 901 for driving rotation, the front side and the rear side of the sliding rack 917 are symmetrically provided with nut seats 905, and the nut seats 905 on the front side and the rear side of the sliding rack 917 are connected to the corresponding threaded screw rod 903 through threads.

The pushing frame 908 comprises side material blocking plates 9081, chip removing holes 9082, chip blocking plates 9083, oblique guide plates 9084 and second chip removing holes 9085, the pushing frame 908 is provided with two parallel side material blocking plates 9081, the chip blocking plates 9083 are arranged between the two parallel side material blocking plates 9081, the oblique guide plates 9084 which are inclined in an inverted V shape are arranged at the bottom ends of the two parallel side material blocking plates 9081, the chip blocking plates 9083 are arranged at the top ends of the oblique guide plates 9084 which are inclined in the inverted V shape, the surfaces of the pushing frame 908 and the chip blocking plates 9083 are respectively provided with a plurality of through chip removing holes 9082, the surfaces of the oblique guide plates 9084 are respectively provided with a plurality of second chip removing holes 9085 which are distributed at equal intervals, and each second chip removing hole 9085 is a through hole.

A fixing rod 909 standing downwards is arranged at the bottom end of the material pushing frame 908, the fixing rod 909 is fixedly arranged at the bottom end of the fixing rod 909, a sliding block 911 is connected to the bottom end of the fixing rod 909 in a sliding manner, and chip removing teeth 912 are fixedly arranged at the bottom end of the sliding block 911;

sliding grooves 913 are symmetrically formed in the front side and the rear side of the liquid storage tank 902 and close to the bottom surface of the liquid storage tank 902, walking wheels 916 are symmetrically arranged on the front side and the rear side of the shoveling teeth 912, wavy grains 915 are arranged in the sliding grooves 913 in each side, and the walking wheels 916 on the front side and the rear side of the shoveling teeth 912 are in rolling contact with the wavy grains 915 in the corresponding sliding grooves 913.

The shovel chip teeth 912 are in a trapezoidal block structure, and the left side surface and the right side surface of the shovel chip teeth 912 are inclined surfaces.

The waste of the vein indwelling needle is crushed into the scrap-shaped waste through the upper surface, the residual liquid medicine is discharged from the middle part, the vein indwelling needle is crushed into the scrap-shaped waste, at the moment, the scrap-shaped waste can fall into a liquid storage tank 902 of the classification recycling box, alcohol is stored in the liquid storage tank 902, the scrap-shaped waste falls into the alcohol stored in the liquid storage tank 902, plastic materials contained in the scrap-shaped waste float through the buoyancy of the alcohol, metal materials contained in the scrap-shaped waste are deposited at the bottom of the liquid storage tank 902, and the classification recycling of the plastic materials and the metal materials in the vein indwelling needle is realized;

the plastic waste floating on the surface of the alcohol in the liquid storage tank 902 is salvaged, in the process of salvage, the material pushing frame 908 moves leftwards or rightwards in the liquid storage tank 902 to salvage the plastic waste floating on the surface of the alcohol, the plastic waste is pushed to the edge of the liquid storage tank 902 through the material pushing frame 908, the plastic waste is shoveled upwards through the sliding fit of the material pushing frame 908 and the inner wall of the liquid storage tank 902 by the lifting of the electric push rod 906, the plastic waste is guided through the inclined guide plate 9084 inclined in the shape of an inverted V at the bottom end of the material pushing frame 908, when the inclined guide plate 9084 at the bottom end of the material pushing frame 908 is lifted upwards to be higher than or equal to the chip removal hole 904, the waste is discharged from the chip removal hole through the inclined guide plate 9084, at the time, the waste is collected through placing of a containing bag, the material is conveyed through the threaded screw rod 903, the material pushing frame is moved leftwards or rightwards automatically, manual operation is not needed, the operability in manual classification recycling is greatly improved, the vein operation is reduced, and the safety of the needle placing frame when the needle placing is recovered.

According to the invention, the fixing rod 909 is fixedly arranged at the bottom end of the pushing frame 908, the scraping teeth 912 are arranged at the bottom end of the fixing rod 909, when the pushing frame 908 moves left and right in the liquid storage tank 902, the scraping teeth 912 at the bottom of the pushing frame 908 move left and right on the bottom surface of the liquid storage tank 902, and the scraping teeth 912 at the bottom of the pushing frame 908 also have the function of moving back and forth in the left and right moving process through the rolling contact of the travelling wheels 916 at the front side and the rear side of the scraping teeth 912 and the wavy patterns 915, so that when the pushing frame 908 moves left and right, the scraping teeth 912 at the bottom can scrape the metal scrap-like waste deposited on the bottom surface of the liquid storage tank 902 in a reciprocating manner, the metal-like scrap deposited on the bottom surface of the liquid storage tank 902 can be turned over, the classification and recovery of the plastic-like scrap can be effectively improved, and impurities mixed in the metal-like scrap can be reduced.

The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A nontoxic recovery processing method of a medical venous indwelling needle is characterized by comprising the following steps:

s4, separation and fishing: reciprocating the plastic materials floating on the surface of the alcohol in the step S3 to the left side and the right side through the material pushing frame, pushing the plastic materials floating on the surface of the alcohol to the left side and the right side of the classifying and recycling box, utilizing the material pushing frame to be in sliding fit with the inner wall of the liquid storage tank through the lifting of the material pushing frame, upwards scooping up the chip-shaped waste materials of the plastic materials, pouring the chip-shaped waste materials out of the top end of the classifying and recycling box, and collecting the chip-shaped waste materials through a containing bag;

the first slag discharge channel of each layer is obliquely arranged, the bottom end of the first slag discharge channel of each layer is connected with a second liquid medicine collecting box in a sliding mode, and the bottom end of the first slag discharge channel at the topmost end is connected with a first liquid medicine collecting box in a sliding mode;

the sorting and recycling box is arranged at the bottom end of the instrument processing box and comprises a servo motor, a liquid storage tank, a threaded screw rod, chip removing holes, a nut seat, an electric push rod, a suspension rod and a material pushing frame, the sorting and recycling box is of a square box structure, the liquid storage tank is arranged at the top end of the sorting and recycling box, the chip removing holes which are communicated with each other are symmetrically formed in the left side and the right side of the liquid storage tank of the sorting and recycling box, alcohol is stored in the liquid storage tank, and the chip removing holes in the left side and the right side of the liquid storage tank are arranged above the alcohol;

a sliding rack is arranged in the middle of the liquid storage tank, and a material pushing frame is suspended at the bottom end of the sliding rack;

the scrap pushing frame comprises side material blocking plates, scrap discharging holes, scrap blocking plates, oblique guide plates and second scrap discharging holes, the scrap pushing frame is provided with two parallel side material blocking plates, the scrap blocking plates are arranged between the two parallel side material blocking plates, the oblique guide plates which are inclined in an inverted V shape are arranged at the bottom ends of the two parallel side material blocking plates, the scrap blocking plates are arranged at the top ends of the oblique guide plates which are inclined in the inverted V shape, a plurality of through scrap discharging holes are formed in the surfaces of the scrap pushing frame and the scrap blocking plates, a plurality of second scrap discharging holes which are distributed at equal intervals are formed in the surfaces of the oblique guide plates, and each second scrap discharging hole is a through hole;

the bottom end of the material pushing frame is provided with a downward vertical fixed rod, the bottom end of the fixed rod is fixedly provided with the fixed rod, the bottom end of the fixed rod is connected with a sliding block in a sliding mode, and the bottom end of the sliding block is fixedly provided with a scrap shoveling tooth;

both sides just are close to in the symmetry of reservoir bottom surface around the reservoir and have seted up the spout, both sides symmetry is provided with the walking wheel around the shovel bits tooth, every side be provided with the raised grain in the spout, the walking wheel of both sides around the shovel bits tooth with correspond the raised grain rolling contact in the spout.

2. The non-toxic recycling method for the medical venous indwelling needle according to claim 1, which is characterized in that:

the sliding machine frame is provided with an electric push rod, the bottom end of the electric push rod is provided with a suspension rod, and the material pushing frame is fixed at the bottom end of the suspension rod;

the front side and the rear side of the liquid storage tank are symmetrically provided with threaded lead screws in a rotating mode, one end of each threaded lead screw on each side is provided with a servo motor for driving to rotate, the front side and the rear side of the sliding rack are symmetrically provided with nut seats, and the nut seats on the front side and the rear side of the sliding rack are connected to the corresponding threaded lead screws through threads.

3. The non-toxic recycling method for the medical venous indwelling needle according to claim 1, which is characterized in that: the scrap shoveling teeth are arranged into a trapezoidal block structure, and the left side surface and the right side surface of each scrap shoveling tooth are inclined surfaces.