CN109621098B - Automatic separating and recovering device for needle cylinder of syringe - Google Patents
Automatic separating and recovering device for needle cylinder of syringe Download PDFInfo
- Publication number
- CN109621098B CN109621098B CN201811591431.4A CN201811591431A CN109621098B CN 109621098 B CN109621098 B CN 109621098B CN 201811591431 A CN201811591431 A CN 201811591431A CN 109621098 B CN109621098 B CN 109621098B
- Authority
- CN
- China
- Prior art keywords
- needle
- clamping
- sliding
- rod
- needle cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 11
- 238000005452 bending Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 description 3
- 239000002906 medical waste Substances 0.000 description 2
- 206010073310 Occupational exposures Diseases 0.000 description 1
- 244000078885 bloodborne pathogen Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000675 occupational exposure Toxicity 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/3276—Means imparting rotational movement to the needle or needle hub in order to assist in its disconnection from syringe nozzle
Abstract
The invention provides an automatic separation and recovery device for needle heads and needle cylinders of syringes. The operator only needs to put the syringe needle down into the tray box of syringe positioning mechanism, and needle cylinder clamping mechanism can carry out automatic centre gripping to the needle cylinder position of syringe, and syringe needle centre gripping separating mechanism can carry out centre gripping and rotatory separation operation to the needle position voluntarily simultaneously, makes syringe needle and the needle autosegregation of syringe, then the needle centre gripping separating mechanism loosens, makes the needle fall into the needle automatically and collects in the box, and the needle cylinder then loosens after being held to the needle cylinder by needle cylinder clamping mechanism collection box top again, makes the needle cylinder fall into in the needle cylinder automatically collection box. The device has the advantages of ingenious design, high automation degree, good operability and wide application range, and is applicable to various syringes with the needle inserted or screwed on the syringe interface.
Description
Technical Field
The invention relates to a separation and recovery device for a syringe, in particular to an automatic separation and recovery device for a syringe needle cylinder, and belongs to the technical field of medical waste recovery machinery.
Background
After the disposable medical injector is used, the disposable medical injector is required to be intensively recycled as medical waste, and the needle head of the injector is required to be separated from the syringe during recycling, and then the needle head and the syringe are respectively processed. At present, special syringe separating devices are lacking in the market, medical staff usually adopts scissors to cut off needle parts or separate the needles by hands, and then the needles and the syringe are respectively put into corresponding containers for storage. The number of disposable syringes used in hospitals is large, and the separation of the needles in this way is time-consuming and laborious, and can lead operators to serious occupational exposure risks, and the operators can be pricked by the needles with little care, so that the syringes are easy to be infected by blood-borne pathogens.
To solve this problem, chinese patent 201420770456.1 provides a needle separating and collecting device, which is provided with a needle separator on a case cover, the needle separator includes a needle separating sheet and a rebound device for controlling the needle separating sheet to return to the original position, one end of the needle separating sheet is a fixed end, the fixed end is fixed on the case cover, and the other end is a free end capable of rotating around the fixed end. The scheme is not ideal in practical application, can only be suitable for the injector with the needle inserted on the syringe interface, cannot be used for the injector with the needle connected on the syringe interface through threads, and can be separated only by pulling up the syringe manually with force, so that the operability is poor.
Disclosure of Invention
The invention aims to provide an automatic separating and recycling device for a syringe needle cylinder, which has the advantages of wide application range, high automation degree and good operability and can effectively solve the problem that the prior art lacks an ideal separating and recycling device for the syringe needle cylinder.
The specific technical scheme of the invention is as follows:
an automatic separating and recovering device for needle and needle cylinder of injector is composed of a machine frame, a needle clamping and separating mechanism on the front side frame of machine frame, a needle clamping mechanism on the upper part of machine frame, and a needle collecting box on the lower part of machine frame.
In the needle clamping and separating mechanism, a horizontal support is arranged on each of the left and right sides of the front end of the middle part of the stand, a vertical sliding rod is arranged in the center of the horizontal support, and an upward pushing spring is sleeved outside the vertical sliding rod; a transversely arranged openable -shaped clamp consisting of a front clamping rod and a rear clamping rod is arranged above the horizontal support, wherein the left end of the front clamping rod is hinged with the left end of the rear clamping rod, the front clamping rod is a fixed end of the -shaped clamp, the rear clamping rod is a movable end of the -shaped clamp, and two ends of the front clamping rod are sleeved on vertical sliding rods of the two horizontal supports in a sliding manner and are elastically supported by an upward pushing spring; the inner sides of the front clamping rod and the rear clamping rod are respectively provided with a transverse sliding groove, needle clamping strips capable of transversely moving and sliding are arranged in the transverse sliding grooves, the clamping surfaces of the two needle clamping strips are opposite, the clamping surfaces are provided with anti-slip stripes, the lower end surfaces of the two needle clamping strips are rack surfaces, the lower ends of the front clamping rod and the rear clamping rod are respectively provided with a lower gear driven by a transversely moving driving motor to be meshed with the rack surfaces of the needle clamping strips, and the two transversely moving driving motors respectively drive the two needle clamping strips to transversely move and slide in opposite directions; the left side of the upper end surface of the needle head clamping strip of the front clamping rod is fixedly connected with a wedge block, and a rolling pinch roller is erected on the frame at the position corresponding to the left side of the wedge block; the right-hand member fixedly connected with of preceding clamp lever is a layer board that extends backward, the rear end of layer board hangs in the frame through the pull-up spring, fixed mounting has syringe needle centre gripping driving motor on the layer board, syringe needle centre gripping driving motor passes through the rear end of universal joint coupling joint longitudinal screw, the front end of longitudinal screw is one section polished rod, the front end of polished rod passes the trompil back support of back clamp lever right-hand member on the bearing frame of preceding clamp lever inboard, be connected with longitudinal nut on the longitudinal screw, the front end fixed connection of longitudinal nut is on the trailing flank of L shape bent plate, the bottom surface sliding support of L shape bent plate is on the layer board, longitudinal thrust spring has been cup jointed to the position of longitudinal screw between L shape bent plate and back clamp lever, still be connected with a longitudinal extension spring between L shape bent plate and the back clamp lever.
In the needle cylinder clamping mechanism, a longitudinal sliding rail is respectively arranged on the left side and the right side of the upper part of a rack, a transverse sliding frame is sleeved between the two sliding rails in a sliding way, a sliding driving motor is fixedly connected below the sliding frame, an upper gear is arranged on the sliding driving motor and is meshed with a longitudinal rack fixedly arranged on the rack, and therefore the sliding driving motor drives the sliding frame to transversely slide back and forth on the two sliding rails; a transverse polished rod is arranged below the sliding frame, a left clamping slide block and a right clamping slide block are connected to the transverse polished rod in a sliding manner, a needle cylinder clamping plate extending longitudinally forward is arranged on each of the two clamping slide blocks, a bracket for supporting the needle cylinder clamping plate is also arranged in front of the clamping slide block, the bottom surface of the needle cylinder clamping plate is supported on the bottom plate of the bracket in a sliding manner, and two ends of the bracket are fixedly connected to the sliding frame; the lateral polished rod is also respectively and slidably connected with a pushing slide block at the outer sides of the two clamping slide blocks, a lateral thrust spring is sleeved on the lateral polished rod between the pushing slide blocks and the clamping slide blocks, and the left pushing slide block and the right pushing slide block are also respectively provided with a lateral tension spring which is connected with the left needle cylinder clamping plate and the right needle cylinder clamping plate; a transverse screw rod is erected below the sliding frame at the rear position of the transverse polished rod, a section of screw teeth are respectively arranged at the left side and the right side of the transverse screw rod, the screw directions of the two sections of screw teeth are opposite, transverse screw nuts are respectively connected to the two sections of screw teeth, and the transverse screw nuts at the left side and the right side are respectively fixedly connected to pushing sliding blocks at the left side and the right side through connecting bent plates; one end of the transverse screw rod is supported on a bearing seat below the sliding frame, the other end of the transverse screw rod is connected with a needle cylinder clamping driving motor through a universal joint coupling, the needle cylinder clamping driving motor is fixedly erected below the sliding frame, and the two needle cylinder clamping plates are driven to open and close through the positive and negative rotation of the needle cylinder clamping driving motor.
The needle head collecting box at the lower part of the stand is erected at a position below two needle head holding strips corresponding to the needle head holding and separating mechanism, and the needle cylinder collecting box is arranged at the rear part of the needle head collecting box.
Further, a PLC controller is also arranged in the stand, and each driving motor in the needle clamping and separating mechanism and the needle cylinder clamping mechanism is connected with and controlled by the PLC controller; the needle clamping strip, the L-shaped bent plate, the sliding frame and the pushing sliding block are respectively provided with a corresponding photoelectric sensing travel switch, the photoelectric sensing travel switches limit the movement of the needle clamping strip, the L-shaped bent plate, the sliding frame and the pushing sliding block, and each photoelectric sensing travel switch is connected with the PLC.
In order to more accurately position the injector when an operator puts the injector, an injector positioning mechanism is arranged between the upper part of the two needle clamping strips and the lower part of the two needle cylinder clamping plates, the main body of the injector positioning mechanism is a tray box formed by splicing a separable front half tray and a separable rear half tray, the center of the bottom surface of the tray box is provided with a center hole for the needle to pass through, a counter bore with a conical bottom surface is also arranged above the center hole and used for supporting the bottom of the needle cylinder, and the periphery of the tray box is provided with a protective frame; the tray box is transversely cut into a front half tray and a rear half tray from the central hole axis of the bottom surface, the front half tray is fixedly arranged on the rack through a front bracket, the central hole axis of the front half tray faces to a gap between two needle clamping strips, and the rear half tray is fixedly arranged on a sliding frame of the needle cylinder clamping mechanism through a rear bracket; the front half tray is also provided with a pair of symmetrical photoelectric sensors on the left and right side protection frames corresponding to the center hole.
Further, the bottom of the frame is provided with supporting feet, and universal wheels are arranged below the supporting feet, so that the whole machine can be conveniently moved.
Furthermore, the stand is also provided with a start button, an emergency stop button and a corresponding indicator lamp, so that the operation and the indication are convenient.
Further, the outside of the frame is also provided with a corresponding shell so as to shield the moving parts in the frame, and meanwhile, the product is more attractive.
According to the automatic separation and recovery device for the syringe needle and the syringe needle cylinder, the syringe needle clamping and separating mechanism and the syringe needle clamping mechanism are erected in the rack, an operator only needs to put the syringe needle downwards into the tray box of the syringe positioning mechanism, the syringe needle clamping mechanism can automatically clamp the syringe needle part of the syringe, meanwhile, the syringe needle clamping and separating mechanism can automatically clamp and rotate the syringe needle part to separate the syringe needle from the syringe needle, then the syringe needle clamping and separating mechanism is loosened, the syringe needle automatically falls into the syringe needle collecting box, and the syringe needle is loosened after being clamped above the syringe needle collecting box by the syringe needle clamping mechanism, so that the syringe needle automatically falls into the syringe needle collecting box. The device has the advantages of ingenious design, high automation degree, good operability and wide application range, is applicable to various syringes with the needle inserted or screwed on the syringe interface, and is very suitable for popularization and use.
Drawings
Fig. 1 is a schematic perspective view of an automatic separation and recovery device for a needle cylinder of a syringe.
Fig. 2 is a schematic perspective view of fig. 1 from the rear perspective.
Fig. 3 is a plan view of fig. 1.
Fig. 4 is a left side view of fig. 1.
Fig. 5 is a schematic perspective view of the needle clamping and separating mechanism.
Fig. 6 is a schematic perspective view of fig. 5 from the rear perspective.
Fig. 7 is a left side view of fig. 5.
Fig. 8 is a schematic perspective view of a syringe clamping mechanism.
Fig. 9 is a schematic perspective view of fig. 8 from the rear perspective.
Fig. 10 is a left side view of fig. 8.
Fig. 11 is a schematic perspective view of the device after the syringe positioning mechanism is installed.
Fig. 12 is a schematic view of the syringe positioning mechanism with the front tray half fully mated with the rear tray half.
In the figure: 1-rack, 2-needle collection box, 3-needle collection box, 4-horizontal support, 5-vertical slide bar, 6-push spring, 7-front clamping bar, 8-rear clamping bar, 9-transverse slide, 10-needle clamping bar, 11-transverse driving motor, 12-lower gear, 13-wedge block, 14-pinch roller, 15-pallet, 16-pull-up spring, 17-needle clamping driving motor, 18-universal joint coupling, 19-longitudinal screw, 20-bearing seat, 21-longitudinal screw, 22-L-shaped bending plate, 23-longitudinal thrust spring, 24-longitudinal tension spring, 25-slide rail, 26-slide rack, 27-slide driving motor, 28-upper gear, 29-longitudinal rack, 30-transverse polish rod, 31-clamping slider, 32-needle clamping plate, 33-bracket, 34-push slider, 35-transverse thrust spring, 36-transverse tension spring, 37-transverse screw, 38-transverse screw, 39-connecting bending plate, 40-clamping driving motor, 41-PLC controller, 42-universal wheel, 43-front half-pallet, 44-half-rear induction dish, 45-rear half-induction dish.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1-10, the automatic separation and recovery device for needle and needle cylinder of the injector is provided with a stand 1, a needle clamping and separating mechanism is arranged on the front side frame of the middle part of the stand 1, a needle cylinder clamping mechanism is arranged on the upper part of the stand 1 above the needle clamping and separating mechanism, and a needle collecting box 2 and a needle cylinder collecting box 3 are arranged on the lower part of the stand 1. The bottom of the frame 1 is provided with supporting feet, and universal wheels 42 are arranged below the supporting feet.
In the needle clamping and separating mechanism, a horizontal support 4 is arranged on each of the left and right sides of the front end of the middle part of the stand 1, a vertical slide bar 5 is arranged in the center of the horizontal support 4, and an upward pushing spring 6 is sleeved outside the vertical slide bar 5; a transversely arranged openable -shaped clamp consisting of a front clamping rod 7 and a rear clamping rod 8 is arranged above the horizontal support 4, wherein the left end of the front clamping rod 7 is hinged with the left end of the rear clamping rod 8, the front clamping rod 7 is a fixed end of the -shaped clamp, the rear clamping rod 8 is a movable end of the -shaped clamp, and two ends of the front clamping rod 7 are sleeved on the vertical sliding rods 5 of the two horizontal supports 4 in a sliding manner and are elastically supported by an upward pushing spring 6; the inner sides of the front clamping rod 7 and the rear clamping rod 8 are respectively provided with a transverse sliding chute 9, needle clamping strips 10 capable of transversely moving and sliding are arranged in the transverse sliding chute 9, the clamping surfaces of the two needle clamping strips 10 are opposite, the clamping surfaces are provided with anti-slip stripes, the lower end surfaces of the two needle clamping strips 10 are rack surfaces, the lower ends of the front clamping rod 7 and the rear clamping rod 8 are respectively provided with a lower gear 12 driven by a transversely moving driving motor 11 to be meshed with the rack surfaces of the needle clamping strips 10, and the two transversely moving driving motors 11 respectively drive the two needle clamping strips 10 to transversely move and slide in opposite directions; the left side of the upper end surface of the needle clamping strip 10 of the front clamping rod 7 is fixedly connected with a wedge block 13, and the frame 1 is provided with a rolling pinch roller 14 at the position corresponding to the left side of the wedge block 13; the right end of the front clamping rod 7 is fixedly connected with a supporting plate 15 which stretches backwards, the rear end of the supporting plate 15 is suspended on the frame 1 through a pull-up spring 16, a needle clamping driving motor 17 is fixedly installed on the supporting plate 15, the needle clamping driving motor 17 is connected with the rear end of a longitudinal screw rod 19 through a universal joint coupler 18, the front end of the longitudinal screw rod 19 is a section of polished rod, the front end of the polished rod passes through a hole in the right end of the rear clamping rod 8 and then is supported on a bearing seat 20 on the inner side of the front clamping rod 7, a longitudinal screw nut 21 is connected to the longitudinal screw rod 19, the front end of the longitudinal screw nut 21 is fixedly connected to the rear side surface of an L-shaped bending plate 22, the bottom surface of the L-shaped bending plate 22 is slidably supported on the supporting plate 15, a longitudinal thrust spring 23 is sleeved at the position between the L-shaped bending plate 22 and the rear clamping rod 8, and a longitudinal tension spring 24 is further connected between the L-shaped bending plate 22 and the rear clamping rod 8.
In the needle cylinder clamping mechanism, a longitudinal slide rail 25 is respectively arranged on the left side and the right side of the upper part of a frame 1, a transverse slide frame 26 is sleeved between the two slide rails 25 in a sliding way, a slide driving motor 27 is fixedly connected below the slide frame 26, an upper gear 28 is arranged on the slide driving motor 27, and the upper gear 28 is meshed with a longitudinal rack 29 fixedly arranged on the frame 1, so that the slide driving motor 27 drives the slide frame 26 to transversely slide back and forth on the two slide rails 25; a transverse polish rod 30 is arranged below the sliding frame 26, a left clamping slide block 31 and a right clamping slide block 31 are connected to the transverse polish rod 30 in a sliding manner, a needle cylinder clamping plate 32 extending forwards longitudinally is arranged on each of the two clamping slide blocks 31, a bracket 33 for supporting the needle cylinder clamping plate 32 is also arranged in front of the clamping slide block 31, the bottom surface of the needle cylinder clamping plate 32 is supported on the bottom plate of the bracket 33 in a sliding manner, and two ends of the bracket 33 are fixedly connected to the sliding frame 26; the lateral polished rod 30 is also respectively and slidably connected with a pushing slide block 34 at the outer sides of the two clamping slide blocks 31, a lateral thrust spring 35 is sleeved on the lateral polished rod 30 between the pushing slide block 34 and the clamping slide blocks 31, and the left pushing slide block 34 and the right pushing slide block 34 are also respectively provided with a lateral tension spring 36 which is connected with the left cylinder clamping plate 32 and the right cylinder clamping plate 32; a transverse screw rod 37 is erected below the sliding frame 26 at a position behind the transverse polished rod 30, a section of screw teeth are respectively arranged on the left side and the right side of the transverse screw rod 37, the screw directions of the two sections of screw teeth are opposite, transverse screw nuts 38 are respectively connected to the two sections of screw teeth, and the transverse screw nuts 38 on the left side and the right side are respectively fixedly connected to pushing sliding blocks 34 on the left side and the right side through connecting bent plates 39; one end of the transverse screw 37 is supported on the bearing seat 20 below the sliding frame 26, the other end is connected with the needle cylinder clamping driving motor 40 through the universal joint coupling 18, the needle cylinder clamping driving motor 40 is fixedly arranged below the sliding frame 26, and the opening and closing between the two needle cylinder clamping plates 32 are driven through the positive and negative rotation of the needle cylinder clamping driving motor 40.
The needle head collecting box 2 at the lower part of the stand 1 is erected at a position below two needle head holding strips 10 corresponding to the needle head holding and separating mechanism, and the needle cylinder collecting box 3 is arranged at the rear part of the needle head collecting box 2.
A PLC (programmable logic controller) 41 is also arranged in the stand 1, and each driving motor in the needle clamping and separating mechanism and the needle cylinder clamping mechanism is connected with and controlled by the PLC 41; the needle holding strip 10, the L-shaped bent plate 22, the sliding frame 26 and the pushing sliding block 34 are respectively provided with a corresponding photoelectric sensing travel switch (not shown in the drawing), the movement of the needle holding strip is limited by the photoelectric sensing travel switches, and each photoelectric sensing travel switch is connected with the PLC controller 41.
As shown in fig. 11, in order to more accurately position the injector when the operator puts the injector, the device is further provided with an injector positioning mechanism at a position between the upper part of the two needle clamping strips and the lower part of the two needle cylinder clamping plates, the main body of the injector positioning mechanism is a tray box formed by splicing a separable front half tray 43 and a separable rear half tray 44, the center of the bottom surface of the tray box is provided with a center hole for the needle to pass through, a counter bore with a conical bottom surface is further arranged above the center hole for supporting the bottom of the needle cylinder, and the periphery of the tray box is provided with a protection frame; the tray box is transversely split into a front half tray and a rear half tray from the central hole axis of the bottom surface, the front half tray 43 is fixedly arranged on the frame 1 through a front bracket, the central hole axis of the front half tray 43 faces to a gap between two needle clamping strips 10, and the rear half tray 44 is fixedly arranged on the sliding frame 26 of the needle cylinder clamping mechanism through a rear bracket; the front tray 43 further has a pair of opposed photo-sensors 45 on the left and right side frames corresponding to the center hole. When the device is in the initial position, the rear half tray 44 and the front half tray 43 are in a completely split state, as shown in fig. 12.
Further, the frame 1 is further provided with a start button, an emergency stop button and a corresponding indicator lamp (not shown in the drawing) to facilitate operation and indication. In order to block the moving parts in the frame 1 and also make the product more beautiful, a corresponding housing (not shown in the drawings) is also provided outside the frame 1.
The working steps of the automatic separation and recovery device for the needle cylinder of the injector are as follows:
(1) The operator holds the tail end of the needle cylinder part in a downward syringe needle mode, inserts the needle part into the center hole of the tray box of the syringe positioning mechanism, supports the needle cylinder by the counter bore of the tray box, and automatically sends out a starting signal after the light of the opposite-irradiation photoelectric sensor 45 on the tray box is blocked by the needle cylinder.
(2) The needle cylinder clamping driving motor 40 of the needle cylinder clamping mechanism drives the transverse screw rod 37 to rotate forwards to drive the two pushing sliding blocks 34 on the transverse polished rod 30 to move inwards, so that the two clamping sliding blocks 31 are pushed to move inwards through the transverse pushing spring 35, and the needle cylinder clamping plate 32 clamps the needle cylinder inwards; simultaneously, a needle clamping driving motor 17 of the needle clamping and separating mechanism drives a longitudinal screw rod 19 to rotate forwards, so that an L-shaped bent plate 22 slides forwards on a supporting plate 15, and further the right end of a rear clamping rod 8 is propped up by a longitudinal thrust spring 23, so that two needle clamping strips 10 in a -shaped clamp the needle seat.
(3) The two traversing driving motors 11 of the needle clamping and separating mechanism respectively drive the needle clamping strip 10 of the front clamping rod 7 and the needle clamping strip 10 of the rear clamping rod 8 to transversely slide towards the left side and the right side, the wedge-shaped blocks 13 on the needle clamping strip 10 of the front clamping rod 7 are abutted against the pinch roller 14 during the transverse movement, and under the thrust of the pinch roller 14, the front clamping rod 7 drives the whole clamp to gradually move downwards on the vertical sliding rod 5, so that the rotation and the separation actions can be synchronously realized on the clamped needle, and the needle is completely separated from the needle cylinder.
(4) The sliding driving motor 27 of the needle cylinder clamping mechanism drives the sliding frame 26 to move backwards to the upper part of the needle cylinder collecting box 3, the needle cylinder clamping driving motor 40 drives the transverse screw rod 37 to rotate reversely, the two pushing sliding blocks 34 on the transverse polished rod 30 are driven to move outwards, and the two clamping sliding blocks 31 are pulled to move outwards through the transverse tension spring 36, so that the needle cylinder clamping plate 32 is loosened outwards, and the needle cylinder automatically falls into the needle cylinder collecting box 3; simultaneously, the needle clamping driving motor 17 of the needle clamping and separating mechanism drives the longitudinal screw rod 19 to reversely rotate, so that the L-shaped bent plate 22 slides backwards on the supporting plate 15, and then the right end of the rear clamping rod 8 is pulled by the longitudinal tension spring 24, so that the needle head seat is loosened by the two needle head clamping strips 10 in the -shaped clamp, and the needle head automatically falls into the needle head collecting box 2.
(5) The sliding driving motor 27 of the needle cylinder clamping mechanism drives the sliding frame 26 to move forward to return to the initial position, so that the second half tray 44 and the first half tray 43 of the tray box of the injector positioning mechanism are in a complete split state; simultaneously, the two traversing driving motors 11 of the needle clamping and separating mechanism respectively drive the needle clamping strip 10 of the front clamping rod 7 and the needle clamping strip 10 of the rear clamping rod 8 to transversely slide towards the right and left sides so as to return to the initial position.
The above-described drawings illustrate only typical embodiments of the invention and are therefore not to be considered limiting of its scope, for the invention may admit to other equally effective alternatives and modifications, without departing from the spirit and principles of the invention.
Claims (3)
1. An automatic separation and recovery device for a syringe needle cylinder is characterized in that: the device is provided with a stand, a needle clamping and separating mechanism is arranged on the front side frame of the middle part of the stand, a needle cylinder clamping mechanism is arranged on the upper part of the needle clamping and separating mechanism, and a needle head collecting box and a needle cylinder collecting box are arranged on the lower part of the stand;
in the needle clamping and separating mechanism, a horizontal support is arranged on each of the left and right sides of the front end of the middle part of the stand, a vertical sliding rod is arranged in the center of the horizontal support, and an upward pushing spring is sleeved outside the vertical sliding rod; a transversely arranged openable -shaped clamp consisting of a front clamping rod and a rear clamping rod is arranged above the horizontal support, wherein the left end of the front clamping rod is hinged with the left end of the rear clamping rod, the front clamping rod is a fixed end of the -shaped clamp, the rear clamping rod is a movable end of the -shaped clamp, and two ends of the front clamping rod are sleeved on vertical sliding rods of the two horizontal supports in a sliding manner and are elastically supported by an upward pushing spring; the inner sides of the front clamping rod and the rear clamping rod are respectively provided with a transverse sliding groove, needle clamping strips capable of transversely moving and sliding are arranged in the transverse sliding grooves, the clamping surfaces of the two needle clamping strips are opposite, the clamping surfaces are provided with anti-slip stripes, the lower end surfaces of the two needle clamping strips are rack surfaces, the lower ends of the front clamping rod and the rear clamping rod are respectively provided with a lower gear driven by a transversely moving driving motor to be meshed with the rack surfaces of the needle clamping strips, and the two transversely moving driving motors respectively drive the two needle clamping strips to transversely move and slide in opposite directions; the left side of the upper end surface of the needle head clamping strip of the front clamping rod is fixedly connected with a wedge block, and a rolling pinch roller is erected on the frame at the position corresponding to the left side of the wedge block; the right end of the front clamping rod is fixedly connected with a supporting plate which stretches backwards, the rear end of the supporting plate is suspended on the rack through a pull-up spring, a needle clamping driving motor is fixedly installed on the supporting plate, the needle clamping driving motor is connected with the rear end of a longitudinal screw rod through a universal joint coupling, the front end of the longitudinal screw rod is a section of polished rod, the front end of the polished rod penetrates through an opening at the right end of the rear clamping rod and then is supported on a bearing seat at the inner side of the front clamping rod, a longitudinal screw nut is connected on the longitudinal screw rod, the front end of the longitudinal screw nut is fixedly connected on the rear side surface of an L-shaped bending plate, the bottom surface of the L-shaped bending plate is slidably supported on the supporting plate, a longitudinal thrust spring is sleeved at the position between the L-shaped bending plate and the rear clamping rod, and a longitudinal tension spring is further connected between the L-shaped bending plate and the rear clamping rod;
in the needle cylinder clamping mechanism, a longitudinal sliding rail is respectively arranged on the left side and the right side of the upper part of a rack, a transverse sliding frame is sleeved between the two sliding rails in a sliding way, a sliding driving motor is fixedly connected below the sliding frame, an upper gear is arranged on the sliding driving motor and is meshed with a longitudinal rack fixedly arranged on the rack, and therefore the sliding driving motor drives the sliding frame to transversely slide back and forth on the two sliding rails; a transverse polished rod is arranged below the sliding frame, a left clamping slide block and a right clamping slide block are connected to the transverse polished rod in a sliding manner, a needle cylinder clamping plate extending longitudinally forward is arranged on each of the two clamping slide blocks, a bracket for supporting the needle cylinder clamping plate is also arranged in front of the clamping slide block, the bottom surface of the needle cylinder clamping plate is supported on the bottom plate of the bracket in a sliding manner, and two ends of the bracket are fixedly connected to the sliding frame; the lateral polished rod is also respectively and slidably connected with a pushing slide block at the outer sides of the two clamping slide blocks, a lateral thrust spring is sleeved on the lateral polished rod between the pushing slide blocks and the clamping slide blocks, and the left pushing slide block and the right pushing slide block are also respectively provided with a lateral tension spring which is connected with the left needle cylinder clamping plate and the right needle cylinder clamping plate; a transverse screw rod is erected below the sliding frame at the rear position of the transverse polished rod, a section of screw teeth are respectively arranged at the left side and the right side of the transverse screw rod, the screw directions of the two sections of screw teeth are opposite, transverse screw nuts are respectively connected to the two sections of screw teeth, and the transverse screw nuts at the left side and the right side are respectively fixedly connected to pushing sliding blocks at the left side and the right side through connecting bent plates; one end of the transverse screw rod is supported on a bearing seat below the sliding frame, the other end of the transverse screw rod is connected with a needle cylinder clamping driving motor through a universal joint coupling, the needle cylinder clamping driving motor is fixedly arranged below the sliding frame, and the two needle cylinder clamping plates are driven to open and close by the positive and negative rotation of the needle cylinder clamping driving motor;
the needle head collecting box at the lower part of the stand is arranged at a position below two needle head holding strips corresponding to the needle head holding and separating mechanism, and the needle cylinder collecting box is arranged at the rear part of the needle head collecting box;
a PLC controller is also arranged in the stand, and each driving motor in the needle clamping and separating mechanism and the needle cylinder clamping mechanism is connected with and controlled by the PLC controller; the needle clamping strip, the L-shaped bent plate, the sliding frame and the pushing sliding block are respectively provided with a corresponding photoelectric induction travel switch, the photoelectric induction travel switches limit the movement of the needle clamping strip, the L-shaped bent plate, the sliding frame and the pushing sliding block, and each photoelectric induction travel switch is connected with the PLC;
the machine frame is also provided with a start button, an emergency stop button and a corresponding indicator lamp; and a shell is arranged outside the frame.
2. The automatic separation and recovery device for needle cylinder of injector according to claim 1, characterized in that: the syringe positioning mechanism is arranged between the upper part of the two needle head clamping strips and the lower part of the two needle cylinder clamping plates, the main body of the syringe positioning mechanism is a tray box formed by splicing a separable front half tray and a separable rear half tray, the center of the bottom surface of the tray box is provided with a center hole for the needle head to pass through, a counter bore with a conical bottom surface is also arranged above the center hole and used for supporting the bottom of the needle cylinder, and the periphery of the tray box is provided with a protective frame; the tray box is transversely cut into a front half tray and a rear half tray from the central hole axis of the bottom surface, the front half tray is fixedly arranged on the rack through a front bracket, the central hole axis of the front half tray faces to a gap between two needle clamping strips, and the rear half tray is fixedly arranged on a sliding frame of the needle cylinder clamping mechanism through a rear bracket; the front half tray is also provided with a pair of symmetrical photoelectric sensors on the left and right side protection frames corresponding to the center hole.
3. The automatic separation and recovery device for needle cylinder of injector according to claim 1, characterized in that: the bottom of the frame is provided with supporting feet, and universal wheels are arranged below the supporting feet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591431.4A CN109621098B (en) | 2018-12-25 | 2018-12-25 | Automatic separating and recovering device for needle cylinder of syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591431.4A CN109621098B (en) | 2018-12-25 | 2018-12-25 | Automatic separating and recovering device for needle cylinder of syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109621098A CN109621098A (en) | 2019-04-16 |
| CN109621098B true CN109621098B (en) | 2023-12-19 |
Family
ID=66077313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811591431.4A Active CN109621098B (en) | 2018-12-25 | 2018-12-25 | Automatic separating and recovering device for needle cylinder of syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109621098B (en) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110680653B (en) * | 2019-10-30 | 2021-02-26 | 威海福瑞机器人有限公司 | Desktop dispensing robot and dispensing method thereof |
| CN111228614A (en) * | 2020-02-24 | 2020-06-05 | 荆门怡盛源环保科技有限公司 | Medical treatment is with abandonment cylinder processing apparatus |
| CN111544710B (en) * | 2020-04-08 | 2022-07-08 | 南京涵曦月自动化科技有限公司 | Device is destroyed to syringe after using |
| CN111544711B (en) * | 2020-04-22 | 2022-01-11 | 滨州医学院烟台附属医院 | Device for destroying disposable syringe after use |
| CN111729155B (en) * | 2020-06-17 | 2021-12-24 | 朱言丽 | Syringe needle separation collection box |
| CN111658903A (en) * | 2020-07-01 | 2020-09-15 | 余金英 | Disposable syringe recovery unit |
| CN112237543B (en) * | 2020-08-27 | 2024-03-19 | 王林 | Intelligent intramuscular injection equipment |
| CN112274735A (en) * | 2020-10-22 | 2021-01-29 | 安徽昊天生物科技有限公司 | Needle tube recovery and disassembly device used after medical and sanitary use |
| CN112370650B (en) * | 2020-11-12 | 2022-09-13 | 围美辣妈(北京)健康咨询有限公司 | Auto-induction regulation type nano microneedle mesoderm leading-in instrument beauty instrument |
| CN112496008B (en) * | 2020-11-30 | 2022-08-12 | 辽宁科技大学 | Medical syringe injector destroying device and separated automatic destroying method |
| CN112871973B (en) * | 2021-01-12 | 2022-06-07 | 青岛大学附属医院 | Device is destroyed in separation of disposable syringe recovery |
| CN112870492A (en) * | 2021-01-13 | 2021-06-01 | 张景翠 | Medical syringe needle batch separation equipment |
| CN112870493B (en) * | 2021-01-19 | 2022-10-04 | 山东大学齐鲁医院(青岛) | Special syringe recovery unit of hematology department |
| CN112691261A (en) * | 2021-01-27 | 2021-04-23 | 张景翠 | Needle head piston separation equipment used after medical needle is used |
| CN113332538B (en) * | 2021-04-22 | 2023-04-28 | 嘉兴润弘科技有限公司 | Intelligent needle device processor |
| CN113101466B (en) * | 2021-04-25 | 2023-05-05 | 青岛市市立医院(青岛市临床医学研究所、青岛市医学影像中心) | Nursing waste separation and collection device |
| CN115475309A (en) * | 2021-05-30 | 2022-12-16 | 杜月霞 | Needle and syringe separator |
| CN113350627B (en) * | 2021-07-09 | 2022-09-27 | 常州市第一人民医院 | Portable syringe separator |
| CN113694292B (en) * | 2021-07-22 | 2022-05-20 | 西安交通大学 | Medical puncture-preventing injection assist device |
| CN113857215B (en) * | 2021-09-29 | 2022-11-29 | 安顺职业技术学院 | Syringe separation recovery system for clinical laboratory |
| CN113730734B (en) * | 2021-10-13 | 2023-12-22 | 宁波财经学院 | Batch recycling device for syringes |
| CN113995921B (en) * | 2021-11-15 | 2023-10-31 | 台州市龙仕翔塑胶有限公司 | Medical treatment is with abandonment syringe needle separation recovery plant |
| CN114588411B (en) * | 2022-03-31 | 2023-02-07 | 首都医科大学附属北京佑安医院 | Formula edge tool storage device is inhaled to magnetism |
| CN115068749B (en) * | 2022-06-13 | 2023-07-18 | 成都工业学院 | Device for automatically separating and collecting needle cylinder of syringe needle |
| WO2023247402A1 (en) | 2022-06-21 | 2023-12-28 | Signify Holding B.V. | A laser-based optical system |
| CN115089814B (en) * | 2022-06-27 | 2023-05-23 | 江苏医药职业学院 | Sharp instrument intelligent recovery device for preventing hand from being pricked |
| CN117398757A (en) * | 2022-07-07 | 2024-01-16 | 上海智药科技有限公司 | Automatic filtration equipment and automatic filtration system |
| CN115154305B (en) * | 2022-09-05 | 2022-11-22 | 烟台凯博机械自动化设备有限公司 | Automatic liquid pumping device and method for injector |
| CN115400294B (en) * | 2022-09-29 | 2023-07-25 | 广东技术师范大学 | Full-automatic treatment device and method for medical syringe needle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001286563A (en) * | 2000-04-07 | 2001-10-16 | Dentoronikusu:Kk | Cartridge holder for disposable syringe needle and detacher of the syringe needle |
| CN203694277U (en) * | 2013-12-31 | 2014-07-09 | 苏州大学 | Multifunctional needle and needle tube separator |
| CN206120873U (en) * | 2016-08-02 | 2017-04-26 | 河南科技大学第一附属医院 | Three -jaw chuck formula medical syringe separator |
| CN206508352U (en) * | 2016-12-08 | 2017-09-22 | 吉林大学 | Injector for medical purpose automatic separating apparatus |
| CN209967286U (en) * | 2018-12-25 | 2020-01-21 | 广西华度医用器材有限公司 | Automatic separation and recovery device for syringe needle cylinder of injector |
-
2018
- 2018-12-25 CN CN201811591431.4A patent/CN109621098B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001286563A (en) * | 2000-04-07 | 2001-10-16 | Dentoronikusu:Kk | Cartridge holder for disposable syringe needle and detacher of the syringe needle |
| CN203694277U (en) * | 2013-12-31 | 2014-07-09 | 苏州大学 | Multifunctional needle and needle tube separator |
| CN206120873U (en) * | 2016-08-02 | 2017-04-26 | 河南科技大学第一附属医院 | Three -jaw chuck formula medical syringe separator |
| CN206508352U (en) * | 2016-12-08 | 2017-09-22 | 吉林大学 | Injector for medical purpose automatic separating apparatus |
| CN209967286U (en) * | 2018-12-25 | 2020-01-21 | 广西华度医用器材有限公司 | Automatic separation and recovery device for syringe needle cylinder of injector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109621098A (en) | 2019-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109621098B (en) | Automatic separating and recovering device for needle cylinder of syringe | |
| CN102426144B (en) | Automatic detection machine for bidirectional drawing force of precision sleeve | |
| CN209967286U (en) | Automatic separation and recovery device for syringe needle cylinder of injector | |
| CN203648866U (en) | Automatic sorting equipment for test tubes | |
| CN203683038U (en) | Automatic cover removing device for test tube | |
| CN109399038A (en) | A kind of mechanism of taking for medical instrument laying rack | |
| CN112691261A (en) | Needle head piston separation equipment used after medical needle is used | |
| CN219859519U (en) | Material receiving disc for spring production | |
| CN212684077U (en) | Diffusion plate guillootine protector | |
| CN115817958A (en) | Solvent clamping jaw of label sticking machine | |
| CN114211673A (en) | Injection molding equipment for optical concave-convex lens | |
| CN212169901U (en) | Grinding device is used in lens production | |
| CN203591957U (en) | Manipulator device for test tube sorting equipment | |
| CN215921184U (en) | Material taking robot for large-scale plastic tray injection molding machine | |
| CN112683147B (en) | Object flatness detection device for laboratory experiments | |
| CN112743594A (en) | Convenient quick section device of medical white paeony root | |
| CN205702690U (en) | A kind of quick cutting device of industrial plastics pipe | |
| CN219971098U (en) | Magnetic core loading attachment | |
| CN115323497B (en) | Efficient de-bonding device | |
| CN214559692U (en) | Burr removing device for injection mold plate | |
| CN213526792U (en) | Automatic clamping device for liquid bag | |
| CN218909830U (en) | Shoe glue canning equipment | |
| CN218431899U (en) | Automatic bundling device for plastic bag production | |
| CN114378873B (en) | Accurate segmentation equipment of paediatrics tablet | |
| CN114986321B (en) | Optical lens trimming device convenient to store |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |