A rapid preparation device for intravenous drugs
By designing an intravenous drug preparation device with an elastic device and automated aspiration and injection function, the problems of large device size and finger pain have been solved, realizing a portable and efficient drug preparation process.
Patent Information
- Application Number
- CN202511456066.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-13
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2045-10-13
AI Technical Summary
Existing intravenous medication preparation equipment is large and inconvenient to carry, causing finger pain for medical staff during long-term operation. In addition, commonly used equipment requires a power supply, which is inconvenient to use.
A rapid intravenous medication preparation device was designed. It uses a syringe clamping block with an elastic device to fix syringes of different sizes. Combined with automated aspiration and injection functions, it reduces the soreness caused by frequent pulling and pushing of the fingers, and uses a pressure sensor to prevent needle bursting or medication waste.
It achieves stable clamping of syringes of different sizes, reduces finger soreness, and avoids drug waste and equipment power dependence through automated operation.
Smart Images
Figure CN120918948B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of preparation equipment, more particularly, to a rapid preparation equipment for intravenous medication. BACKGROUND
[0002] As an indispensable core means in clinical medical treatment, intravenous injection is widely used in first aid, anti-infection and other fields due to its characteristics of nearly 100% bioavailability and rapid effect. Before intravenous injection, the drug needs to be prepared, that is, different drugs are taken out through a syringe and then injected into a medicine bottle for mixing.
[0003] When extracting different drugs, medical staff need to continuously extract or inject with their hands, which can cause finger pain after a long time. The commonly used preparation equipment is a large device that needs to be connected to a power source, which is not convenient to carry due to its large size. To solve these problems, the present application provides a new type of rapid preparation equipment for intravenous medication. SUMMARY
[0004] The present application aims to provide a rapid preparation equipment for intravenous medication to solve the problems in the background art. The elastic device between the push blocks can adjust the position of the syringe clamping block to facilitate clamping of syringes of different sizes. The cooperation of the half block and the ring block can increase the strength of the middle shell. Automatic suction and injection can reduce the pain of frequent finger pulling and pushing.
[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a rapid preparation equipment for intravenous medication, comprising:
[0006] A stabilizing mechanism comprising a first bottom block connected to a second bottom block, the first bottom block and the second bottom block each having a syringe clamping block inside, four syringe clamping blocks each connected to a push block, and
[0007] A shell mechanism comprising a first shell and a second shell, the end faces of the first shell and the second shell
[0008] are provided with a slot, and
[0009] A merging mechanism comprising two ring blocks, two half blocks inside the two ring blocks, two pull rods connected to the two half blocks, and two stretch plates connected to the two pull rods, and
[0010] The suction mechanism comprises an outer cylinder, a clamping ring is arranged at the outer end of the outer cylinder, two pressing plates are arranged at the end face of the clamping ring, a pressure sensor is arranged at the end face of each of the two pressing plates, four push column clamping blocks are arranged on the inner wall of the clamping ring, two lead screws are further arranged in the outer cylinder, a pressing disc is connected between the two lead screws, and a motor is arranged in the outer cylinder.
[0011] By adopting the above technical scheme, the needle cylinder clamping blocks on the first bottom block and the second bottom block are pressed on the outer end of the needle cylinder, so that the fixing of different sizes of needle cylinders is facilitated.
[0012] By closing the two ring blocks and loosening the push rod, the extension plate pushes the push rod to drive the half block to reset and form the fixing of the ring block, so that the merging of the shell mechanism is enhanced.
[0013] By controlling the movement of the push column through the clamping ring, the suction and injection of the needle cylinder can be realized, the aching feeling of the fingers caused by frequent pulling and pushing is alleviated, and the pressure sensor arranged below the pressing plate can prevent needle burst or waste of medicine.
[0014] Preferably, a placing groove is arranged at the end face of the first bottom block, a clamping block is arranged in the placing groove, two clamping jaws are arranged at the end face of the clamping block, and an embedded block is arranged at the end face of the second bottom block.
[0015] By adopting the above technical scheme, when the first bottom block and the second bottom block are spliced, the embedded block will enter between the two clamping jaws, at this time, the clamping block will be pushed into the inside of the placing groove, so as to form the clamping and fixing of the embedded block, and the first bottom block and the second bottom block are merged and fixed.
[0016] Preferably, a limiting plate is arranged on the inner wall of the placing groove, a traction block is arranged on the inner wall of the placing groove, a pull rod is arranged at the end face of the clamping block, and a push spring is arranged between the clamping block and the placing groove.
[0017] By adopting the above technical scheme, when the clamping block enters the inside of the placing groove, the pull rod below the clamping block will be pressed into the inside of the placing groove, and will be pulled into the inside of the buckle groove below the traction block, so as to realize the fixing of the pull rod and avoid its springing out. When it is needed to make the pull rod leave the position of the buckle groove of the traction block, the pull rod of the clamping block will leave the traction block from the other side of the traction block, so as to loosen the fixing of the pull rod and make the leaving of the clamping block more convenient.
[0018] Preferably, four push blocks are arranged in the first bottom block and the second bottom block respectively, an extension rod is arranged between each two of the four push blocks, and the pull rod is connected with the traction block.
[0019] By adopting the above technical scheme, the extension rod will push the push block, so as to push the push block to clamp the needle cylinder clamping block and realize the clamping of the needle cylinder.
[0020] Preferably, the first and second housing end faces are each provided with four side plates, the first bottom block is arranged at the first housing end face, and the second bottom block is arranged at the second housing end face.
[0021] By adopting the above technical scheme, when the needle cylinder is installed, the lug plate of the needle cylinder is arranged between the side plates, so that the needle cylinder is more stable.
[0022] Preferably, the two ring blocks are each provided with an adjusting groove, two adjusting grooves are arranged inside the two adjusting grooves, and two adjusting grooves are arranged inside the two adjusting grooves.
[0023] By adopting the above technical scheme, the push rod is pushed by the telescopic plate, the push rod drives the half block to be in a rotating position, and the fixing between the two ring blocks is formed.
[0024] Preferably, the power supply mechanism comprises a battery, the battery end face is provided with a charging port, and the battery is arranged at the ring block end face.
[0025] By adopting the above technical scheme, the battery adopts a high-energy-density cylindrical lithium battery, can store electric energy, and can be charged through the charging port.
[0026] Preferably, the outer cylinder end face is provided with a cylinder groove, the pressing plate is arranged inside the cylinder groove, two lead screws are arranged inside the cylinder groove, the cylinder groove is provided with a power groove, the motor output end is connected with the two lead screws through a belt, and the belt is arranged inside the power groove.
[0027] By adopting the above technical scheme, the motor can drive the lead screw to rotate through the belt, the rotating lead screw drives the pressing plate to move in the cylinder groove through the thread, and the push column in the clamping ring moves up and down.
[0028] Preferably, the power groove inner wall is provided with an upper groove, the motor is arranged inside the upper groove, the battery and the motor are electrically connected, and the pressure sensor and the motor are electrically connected.
[0029] By adopting the above technical scheme, the battery can supply power to the motor through the electric telecommunication, the motor can realize the suction and injection of the needle cylinder, and the data detected by the pressure sensor can be transmitted to the motor, so that the motor
[0030] The medicine injection of the needle cylinder is excessive.
[0031] Preferably, the pressing plate and the clamping ring are connected with four connecting rods, the clamping ring inner wall is provided with four second clamping grooves, four push column clamping blocks are arranged inside the four second clamping grooves, and the four second clamping grooves and the four push column clamping blocks are connected with second clamping springs.
[0032] By adopting the technical scheme, when the pressing handle of the syringe is installed, the pressing handle is placed inside the clamping ring and between the push column clamping block and the pressing plate, so that the suction and injection of the push column can be conveniently controlled.
[0033] Compared with the prior art, the present application has the following advantages:
[0034] 1) When the medicine rapid preparation equipment is used, the needle cylinder clamping block is arranged inside the stable mechanism, the needle cylinder is placed inside the shell, and the two shells are combined, the first bottom block and the second bottom block are aligned and combined, the fixing between the two bottom blocks is realized through the clamping mechanism arranged on the bottom block, the needle cylinder clamping block is pushed by the bottom block when the bottom blocks are combined, the push block is pushed by the needle cylinder clamping block, the elastic device arranged between the push blocks can increase the clamping force of the needle cylinder clamping block, the position of the needle cylinder clamping block can be adjusted through the elastic device, and different sizes of needle cylinders can be conveniently clamped.
[0035] 2) When the medicine rapid preparation equipment is used, the half blocks are rotated by rotating the two lever rods, the surfaces of the rotating half blocks and the ring blocks are flush, the two ring blocks are combined, the lever rods are loosened, the half blocks are reset by the extension plate pushing the lever rods, the half blocks at different positions are embedded inside different ring blocks, and the fixing of the ring blocks is realized, so that the combination of the shell mechanism is enhanced.
[0036] 3) When the medicine rapid preparation equipment is used, the pressing handle of the syringe is placed inside the clamping ring and between the push column clamping block and the pressing plate, the push column clamping plate can clamp different sizes of syringes through the telescopic push column clamping plate, the motor can drive the pressing plate to move up and down through the lead screw, so that the movement of the push column can be conveniently controlled through the clamping ring, the suction and injection of the syringe can be realized, the aching feeling of the fingers caused by frequent pulling and pushing is alleviated, and the pressure sensor arranged below the pressing plate can detect the pressing force, so that the needle burst or waste of medicine is avoided. BRIEF DESCRIPTION OF DRAWINGS
[0037] FIG. 1 is a shaft side view of the present application;
[0038] FIG. 2 is an expanded shaft side view of the present application;
[0039] FIG. 3 is a shaft side view of the stable mechanism of the present application;
[0040] FIG. 4 is a cross-sectional shaft side view of the stable mechanism of the present application;
[0041] FIG. 5 is an internal structure shaft side view of the stable mechanism of the present application;
[0042] FIG. 6 is a shaft side view of the combination mechanism of the present application;
[0043] FIG. 7 is a cross-sectional shaft side view of the combination mechanism of the present application;
[0044] Fig. 8 is a schematic view of the suction mechanism from the shaft side;
[0045] Fig. 9 is a schematic view of the suction mechanism from the shaft side;
[0046] Fig. 10 is a schematic view of the lead screw from the shaft side;
[0047] Fig. 11 is a schematic view of the outer cylinder from the shaft side;
[0048] Fig. 12 is a schematic view of the clamping ring from the shaft side.
[0049] Fig. 1 is a schematic view of the stabilizing mechanism; Fig. 2 is a schematic view of the housing mechanism; Fig. 3 is a schematic view of the merging mechanism; Fig. 4 is a schematic view of the power supply mechanism; Fig. 5 is a schematic view of the suction mechanism; Fig. 101 is a first bottom block; Fig. 102 is a second bottom block; Fig. 103 is a needle cylinder clamping block; Fig. 104 is a clamping jaw; Fig. 105 is a clamping block; Fig. 106 is an embedding block; Fig. 107 is a limiting plate; Fig. 108 is a traction block; Fig. 109 is a pushing spring; Fig. 110 is a placement groove; Fig. 111 is an extension rod; Fig. 112 is a pushing block; Fig. 113 is a pull rod; Fig. 201 is a first housing; Fig. 202 is a second housing; Fig. 203 is a missing groove; Fig. 204 is a side plate; Fig. 301 is a ring block; Fig. 302 is a lever; Fig. 303 is a half block; Fig. 304 is an adjustment groove; Fig. 305 is an extension plate; Fig. 401 is a battery; Fig. 402 is a charging port; Fig. 501 is an outer cylinder; Fig. 502 is a clamping ring; Fig. 503 is a connecting rod; Fig. 504 is a pressing plate; Fig. 505 is a pressure sensor; Fig. 506 is a pushing column clamping block; Fig. 507 is a cylinder groove; Fig. 508 is a power groove; Fig. 509 is a motor; Fig. 510 is a lead screw; Fig. 511 is a pressing plate; Fig. 512 is a second clamping groove; Fig. 513 is a second clamping spring; and Fig. 514 is an upper groove.
[0050] DETAILED DESCRIPTION
[0051] Embodiment One, please refer to Figs. 1 to 5, the stabilizing mechanism 1, including a first bottom block 101, the first bottom block 101 is connected with a second bottom block 102, the first bottom block 101 and the second bottom block 102 inside are provided with needle cylinder clamping blocks 103, four needle cylinder clamping blocks 103 are connected with pushing blocks 112, which is convenient to realize the fixation of different sizes of needle cylinder. Figure 4
[0052] Specifically, the first bottom block 101 end face is provided with a placement groove 110, the placement groove 110 is provided with a clamping block 105 inside, the clamping block 105 end face is provided with two clamping jaws 104, the second bottom block 102 end face is provided with an embedding block 106, the placement groove 110 inner wall is provided with a limiting plate 107, the placement groove 110 inner wall is provided with a traction block 108, the clamping block 105 end face is provided with a pull rod 113, the clamping block 105 and the placement groove 110 are provided with a pushing spring 109 between them.
[0053] 109, four push blocks 112 are arranged inside the first bottom block 101 and the second bottom block 102 respectively
[0054] 111, the pull rod 113 and the traction block 108 are connected.
[0055] Further, the first bottom block 101 and the second bottom block 102 are hingedly connected, the four needle cylinder clamping blocks 103 are arranged through the first bottom block 101 and the second bottom block 102, the push block 112 is slidingly arranged inside the first bottom block 101 and the second bottom block 102, the placing groove 110 is opened at the position of the front end face of the first bottom block 101 away from the second bottom block 102, the clamping block 105 is slidingly arranged inside the placing groove 110, the two clamping jaws 104 are hingedly arranged at the positions of the two sides of the front end face of the two clamping blocks 105, the embedding block 106 is fixedly arranged at the position of the front end face of the second bottom block 102 away from the first bottom block 101, the limiting plate 107 is fixedly arranged at the position of the inner bottom face of the placing groove 110 close to the rear side, the traction block 108 is fixedly arranged at the position of the inner bottom face of the placing groove 110 close to the rear side, the traction block 108 is arranged at the front side of the limiting plate 107, and the pull rod 113 is hingedly arranged at the lower end face of the clamping block 105.
[0056] When the needle cylinder is fixed, the shell is opened, the needle cylinder is placed therein, and the shell is combined, so that the first bottom block 101 is combined with the second bottom block 102, the embedding block 106 is inserted between the clamping jaws 104, the embedding block 106 pushes the clamping block 105 to move into the placing groove 110, the placing groove 110 limits the opening angle of the clamping jaws 104, the combined clamping jaws 104 clamp and fix the embedding block 106, the clamping block 105 moving into the placing groove 110 drives the pull rod 113 to move synchronously, the pull rod 113 slides downward on the inclined surface in front of the traction block 108 to reach the position of the limiting plate 107, and is blocked by the limiting plate 107.
[0057] When the clamping jaw 104 is clamped on the embedded block 106, the second bottom block 102 is pressed again, and the pull rod 113 is out of the range of the buckle groove of the traction block 108, and is pulled to the front of the traction block 108 by the inclined surface at the bottom of the buckle groove, so as to release the fixation of the clamping block 105, and the clamping jaw 104 is released from the clamping of the embedded block 106.
[0058] Embodiment two, please refer to Figure 2 and Figure 5 , which is different from the basis of embodiment 1, the shell mechanism 2, including the first shell 201 and the second shell 202, the first shell 201 and the second shell 202 end face are provided with a slot 203;
[0059] The combination mechanism 3 includes two ring blocks 301, two half blocks 303 are arranged in the two ring blocks 301, two pull rods 302 are connected with the two half blocks 303, and two telescopic plates 305 are connected with the two pull rods 302, so as to facilitate the installation of the needle cylinder.
[0060] Specifically, the first shell 201 and the second shell 202 are provided with four side plates 204 at the end face, the first bottom block 101 is arranged at the end face of the first shell 201, the second bottom block 102 is arranged at the end face of the second shell 202, the two ring blocks 301 are provided with adjustment grooves 304 at the end face, the two pull rods 302 are arranged in the two adjustment grooves 304 respectively, and the two telescopic plates 305 are arranged in the two adjustment grooves 304 respectively. The power mechanism 4 includes a battery 401, the battery 401 is provided with a charging port 402 at the end face, and the battery 401 is arranged at the end face of the ring block 301.
[0061] Further, the first shell 201 and the second shell 202 are hingedly connected, the slot 203 is arranged at the two sides of the front end faces of the first shell 201 and the second shell 202, the side plates 204 are fixedly arranged at the two side end faces of the first shell 201 and the second shell 202, and are arranged at the upper side and the lower side of the slot 203, the half block 303 is slidingly arranged in the inner wall of the ring block 301, the pull rod 302 and the half block 303 are fixedly connected, the adjustment groove 304 is arranged at one side end face of the ring block 301, the pull rod 302 is slidingly arranged in the adjustment groove 304, the telescopic plate 305 is hingedly arranged between the pull rod 302 and the adjustment groove 304, the charging port 402 is arranged at the upper side of one side end face of the battery 401, and the suction mechanism 5 is fixedly arranged at the inner top face of the first shell 201.
[0062] The application uses the steps: placing the needle cylinder inside the first shell 201, covering the second shell 202, fixing the needle cylinder by the two shells, sliding the push rod 302 before closing the shell, rotating the half block 303 driven by the push rod 302, aligning the plane part of the half block 303 with the plane part of the ring block 301
[0063] , the two ring blocks 301 are combined, releasing the push rod 302 to push the push rod 302 by the extension plate 305, resetting the half block 303 driven by the push rod 302, so that the half block 303 inside the different ring blocks 301 enters another half ring block 301, forming a fixed connection between the ring blocks 301, and two buttons are arranged at the outer end of the first shell 201, which can control the forward and reverse rotation of the motor 509.
[0064] In example three, referring to FIG. 2, FIG. 6 to FIG. 10, the difference from the basis of example 2 is that the suction mechanism 5 includes an outer cylinder 501, the outer end of the outer cylinder 501 is provided with a clamping ring 502, the end face of the clamping ring 502 is provided with two pressing plates 504, the end face of each of the two pressing plates 504 is provided with a pressure sensor 505, the inner wall of the clamping ring 502 is provided with four push column clamping blocks 506, the inner part of the outer cylinder 501 is provided with two lead screws 510, the two lead screws 510 are connected with a pressing disc 511, the inner part of the outer cylinder 501 is provided with a motor 509, the movement of the clamping ring 502 controls the movement of the push column, which can realize the suction and injection of the needle cylinder, and alleviate the pain of frequent finger pulling, and the pressure sensor 505 is arranged below the pressing plate 504 to avoid needle explosion or waste of medicine.
[0065] Specifically, the end face of the outer cylinder 501 is provided with a cylinder groove 507, the pressing disc 511 is arranged inside the cylinder groove 507, the two lead screws 510 are arranged inside the cylinder groove 507, the inner part of the cylinder groove 507 is provided with a power groove 508, the output end of the motor 509 is connected with the two lead screws 510 through a belt, the belt is arranged inside the power groove 508, the inner wall of the power groove 508 is provided with an upper groove 514, the motor 509 is arranged inside the upper groove 514, the battery 401 and the motor 509 are electrically connected, the pressure sensor 505 and the motor 509 are electrically connected, the pressing disc 511 and the clamping ring 502 are connected with four connecting rods 503, the inner wall of the clamping ring 502 is provided with four second clamping grooves 512, the four push column clamping blocks 506 are arranged inside the four second clamping grooves 512, and the four second clamping grooves 512 and the four push column clamping blocks 506 are connected with second clamping springs 513.
[0066] Further, the clamping ring 502 is arranged below the outer cylinder 501, two pressing plates 504 are fixedly arranged at two sides of the upper end surface of the clamping ring 502, the pressure sensor 505 is fixedly arranged at the lower end surface of the pressing plate 504, two lead screws 510 are rotatably arranged at two sides of the inner bottom surface of the cylinder groove 507, the pressure plate 511 is slidably sleeved in the cylinder groove 507, the two lead screws 510 are threadedly sleeved at the inner walls of the two sides of the pressure plate 511, the power groove 508 is opened in the inner top surface of the cylinder groove 507, the non-threaded part of the upper end of the lead screw 510 is arranged in the power groove 508, the upper groove 514 is opened in the inner top surface of the power groove 508, and the motor 509 is fixedly arranged
[0067] On the inner wall of the upper groove 514, the motor 509 can be forward and reverse rotated, the output end of the motor 509 is arranged in the power groove 508, the output end of the motor 509 is provided with a pulley, the pulley is connected through a belt, four connecting rods 503 are equidistantly fixedly arranged between the upper end surface of the clamping ring 502 and the lower end surface of the pressure plate 511, four second clamping grooves 512 are equidistantly opened in the inner wall of the clamping ring 502, the push column clamping block 506 is slidably arranged in the second clamping groove 512, and the second clamping spring 513 is fixedly arranged on the end surface of the push column clamping block 506.
[0068] The use steps of the application are as follows: the needle cylinder is arranged in the first shell 201, the handle of the needle cylinder is inserted into the clamping ring 502, the handle is arranged between the push column clamping block 506 and the pressing plate 504, and the push column clamping block 506 can be retracted in the second clamping groove 512 through the second clamping spring 513, so that different sizes of handles can be clamped and fixed, when the medicine is extracted, the motor 509 is started to drive the lead screw 510 to rotate, the rotating lead screw 510 drives the pressure plate 511 to slide in the cylinder groove 507 through threads, the pressure plate 511 drives the clamping ring 502 to move into the cylinder groove 507 through the connecting rod 503, at this time, the push column clamping block 506 is used as a supporting structure, after the extraction is completed, the motor 509 is stopped, when injection is needed, the motor 509 is reversed to drive the lead screw 510 to rotate, the rotating lead screw 510 drives the pressure plate 511 to slide out of the cylinder groove 507 through threads, and the handle of the needle cylinder is clamped and fixed in the clamping ring 502.
[0069] 509, let the motor 509 driven lead screw 510 reverse let the pressure plate 511 inside the barrel groove 507 down, down the pressure plate 511 through the connecting rod 503 on the clamping ring 502 push, let the clamping ring 502 on the push column push, the support force of the push column is the pressure plate 504, at this time the medicine is pushed into the medicine bottle inside, by the pressure sensor 505 clamping pressure when the detection of excessive pressure will inform the motor 509 stop rotating.
[0070] The present application uses the steps: put the needle cylinder into the first shell 201 inside, the ear plate on both sides of the needle cylinder is inserted into the slot 203 inside, between the two side plates 204, the push column of the needle cylinder is put into the clamping ring 502 inside, the push column handle is placed between the push column clamping block 506 and the pressure plate 504, the sliding lever 302 drives the half block
[0071] 303 rotation and ring block 301 flush, loose lever 302 extension plate 305 on the lever 302 push let half block
[0072] 303 on the ring block 301 form clamping fixed, and the ring block 301 is fixed with the shell, so it can drive the two shell to each other, the two shell can let the first bottom block 101 and the second bottom block 102 face to face, at this time the embedded block 106 is inserted into the clamp jaw 104 inside, the embedded block 106 on the clamp block 105 squeeze
[0073] The pressing block 105 moves backward in the placing groove 110, the pushing spring 109 is pressed by the pressing block 105 and is compressed, the pull rod 113 under the pressing block 105 slides along the traction block 108 to avoid limiting the position of the downward limiting plate 107, the pressing force is released, the pushing spring 109 pushes the pressing block 105, the pull rod 113 enters the buckle groove in the traction block 108, thereby forming the fixation of the pressing block 105, the clamping jaw 104 in the placing groove 110 tightly clamps the embedded block 106, the pushing column in the clamping ring 502 is pushed by the second clamping spring 513 in the second clamping groove 512 to clamp the pushing column clamping block 506, the needle is inserted into the medicine bottle, the suction button is pressed, the motor 509 is started to drive the lead screw 510 to rotate through the belt, the rotating lead screw 510 drives the pressing plate 511 to move upward in the cylinder groove 507, the pressing plate 511 drives the clamping ring 502 to move into the cylinder groove 507 through the connecting rod 503, the clamping ring 502 pulls the pushing column, the pushing column sucks the medicine in the medicine bottle through the needle cylinder, the suction motor 509 is stopped by pressing the suction motor 509 again, and the medicine in the medicine bottle is extracted through the method, when the medicine needs to be injected into the main medicine bottle, the needle is inserted into the medicine bottle, the injection button is pressed to drive the motor 509 to reverse, the lead screw 510 is reversed to drive the pressing plate 511 to move downward in the cylinder groove 507, the pressing plate 504 on the clamping ring 502 presses the pressing handle, the pushing column is lowered to inject the medicine, when the pressure sensor 505 is subjected to a pressure exceeding the normal injection, the motor 509 is automatically stopped to avoid that the pressure in the medicine bottle is too large.
[0074] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above-mentioned embodiments, the above-mentioned embodiments and descriptions in the specification are only preferred examples of the present application and are not used to limit the present application, various changes and improvements of the present application can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.
Claims
1. A rapid preparation device for intravenous drugs, characterized in that comprising: a stabilizing mechanism (1) comprising a first bottom block (101), a second bottom block (102) connected to the first bottom block (101), a needle cylinder clamping block (103) arranged inside the first bottom block (101) and the second bottom block (102), a push block (112) connected to each of the four needle cylinder clamping blocks (103), and a shell mechanism (2) comprising a first shell (201) and a second shell (202), a notch (203) formed on the end face of each of the first shell (201) and the second shell (202), and a merging mechanism (3) comprising two ring blocks (301), a half block (303) arranged inside each of the two ring blocks (301), a pull rod (302) connected to each of the two half blocks (303), an extension plate (305) connected to each of the two pull rods (302), and a suction mechanism (5) comprising an outer cylinder (501), a clamping ring (502) arranged on the outer end of the outer cylinder (501), two pressure plates (504) arranged on the end face of the clamping ring (502), a pressure sensor (505) arranged on the end face of each of the two pressure plates (504), four push column clamping blocks (506) arranged on the inner wall of the clamping ring (502), two lead screws (510) arranged inside the outer cylinder (501), a pressure disc (511) connected between the two lead screws (510), and a motor (509) arranged inside the outer cylinder (501); a placing groove (110) formed on the end face of the first bottom block (101), a clamping block (105) arranged inside the placing groove (110), two clamping jaws (104) arranged on the end face of the clamping block (105), and an embedding block (106) arranged on the end face of the second bottom block (102); a limiting plate (107) arranged on the inner wall of the placing groove (110), a traction block (108) arranged on the inner wall of the placing groove (110), a pull rod (113) arranged on the end face of the clamping block (105), and a push spring (109) arranged between the clamping block (105) and the placing groove (110); four push blocks (112) arranged inside the first bottom block (101) and the second bottom block (102) respectively, an extension rod (111) arranged between each two of the four push blocks (112), and the pull rod (113) connected to the traction block (108); the first bottom block (101) and the second bottom block (102) are hingedly connected, the four needle cylinder clamping blocks (103) are arranged through the first bottom block (101) and the second bottom block (102), the push block (112) is slidingly arranged in the first The bottom block (101) and the second bottom block (102) are internally provided with a placing groove (110) arranged at the front end face of the first bottom block (101) away from the second bottom block (102), a clamping block (105) slidingly arranged in the placing groove (110), two clamping jaws (104) hingedly arranged at the two sides of the front end face of the clamping block (105), an embedding block (106) fixedly arranged at the front end face of the second bottom block (102) away from the first bottom block (101), a limiting plate (107) fixedly arranged at the rear side of the inner bottom face of the placing groove (110), a traction block (108) fixedly arranged at the rear side of the middle of the inner bottom face of the placing groove (110), the traction block (108) arranged at the front side of the limiting plate (107), a pull rod (113) hingedly arranged at the lower end face of the clamping block (105), and the traction block (108) is an inclined dovetail block, the limiting plate (107) is concave, and the pull rod (113) is buckled on the traction block (108) to form traction on the clamping block (105).
2. The rapid preparation device for intravenous drugs according to claim 1, characterized in that: The first outer shell (201) and the second outer shell (202) are provided with four side plates (204) at the end faces, the first bottom block (101) is arranged at the end face of the first outer shell (201), and the second bottom block (102) is arranged at the end face of the second outer shell (202).
3. The rapid preparation device for intravenous drugs according to claim 2, characterized in that: The two ring blocks (301) are provided with adjusting grooves (304) at the end faces, and the two adjusting grooves (304) are respectively provided with two adjusting grooves (304) and two adjusting grooves (304).
4. The rapid preparation device for intravenous drugs according to claim 3, characterized in that, Further comprising: The power supply mechanism (4) comprises a battery (401), and the battery (401) is provided with a charging port (402) at the end face, and the battery (401) is arranged at the end face of the ring block (301).
5. The rapid preparation device for intravenous drugs according to claim 4, characterized in that: The outer cylinder (501) is provided with a cylinder groove (507) at the end face, the pressure plate (511) is arranged in the cylinder groove (507), the two lead screws (510) are arranged in the cylinder groove (507), the cylinder groove (507) is internally provided with a power groove (508), the output end of the motor (509) is connected with the two lead screws (510) through a belt, and the belt is arranged in the power groove (508). The inner wall of the power groove (508) is provided with an upper groove (514), the motor (509) is arranged in the upper groove (514), the battery (401) and the motor (509) are electrically connected, and the pressure sensor (505) and the motor (509) are electrically connected.
6. The rapid preparation device for intravenous drugs according to claim 5, characterized in that: The pressure plate (511) and the clamping ring (502) are connected with four connecting rods (503), the inner wall of the clamping ring (502) is provided with four second clamping grooves (512), four push column clamping blocks (506) are arranged in the four second clamping grooves (512), and the four second clamping grooves (512) and the four push column clamping blocks (506) are connected with second clamping springs (513).
7. The rapid preparation device for intravenous drugs according to claim 6, characterized in that:
Citation Information
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