CN110812589A

CN110812589A - Sound control children vein puncture device

Info

Publication number: CN110812589A
Application number: CN201911186996.9A
Authority: CN
Inventors: 李静
Original assignee: Affiliated Hospital of Xuzhou Medical University
Current assignee: Affiliated Hospital of Xuzhou Medical University
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-02-21

Abstract

The invention relates to the technical field of venipuncture, in particular to a sound-control children venipuncture device. The injector comprises an injector and a pushing device, wherein the pushing device comprises a shell, a pushing piece is arranged in the shell, the pushing piece comprises a transmission case arranged on the inner wall of the shell, and a rotating motor is arranged at one end of the surface of the transmission case. Among this acoustic control children's vein piercing depth, adopt the rotating electrical machines to drive and push away the section of thick bamboo and remove to move the piston rod through removing secretly and remove in the injection tube, realize that the injection tube takes out and pushes away the effect, convenient operation can increase the puncture success rate moreover, alleviate patient's misery, reduce nurse's work load, the rotational speed of rotating electrical machines is adjustable, steerable pumpback pressure, one-man operation can, use manpower sparingly, set up voice system, control through pronunciation, further simplified operation improves work efficiency.

Description

Sound control children vein puncture device

Technical Field

The invention relates to the technical field of venipuncture, in particular to a sound-control children venipuncture device.

Background

The vein of the child is thin, the blood return pressure of the blood vessel is low, the blood return speed is low, and when the puncture is clinically performed, the assistant mostly uses the injector to withdraw, so that the blood return can be seen as soon as possible, and the puncture failure caused by the puncture of the blood vessel due to the too deep puncture is prevented. However, the manpower is wasted, and blood vessels are easily collapsed rapidly due to overlarge artificial withdrawal force and still can not be withdrawn, or the blood vessels can not be punctured due to the undersize withdrawal force, so that the puncture failure is caused, the pain of patients is increased, and the workload of nurses is increased.

Disclosure of Invention

The invention aims to provide a sound-control children venipuncture device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides a sound-control children vein puncture device which comprises an injector and a pushing device, wherein the pushing device comprises a shell, a pushing piece is arranged in the shell, the pushing piece comprises a transmission box arranged on the inner wall of the shell, a rotating motor is arranged at one end of the surface of the transmission box, a fixed cylinder is arranged at the other end of the surface of the transmission box, a driving wheel and a transmission wheel are respectively arranged in the transmission box, the driving wheel and the transmission wheel are in transmission connection through a transmission belt, a rotating shaft is arranged at one end of the rotating motor, the rotating shaft penetrates through the transmission box and is coaxially arranged with the driving wheel, a connecting shaft is coaxially arranged on the transmission wheel, the connecting shaft penetrates through the fixed cylinder and is provided with a lead screw, a lead screw nut is in threaded connection with the outer wall of the, the push cylinder is connected with the fixed cylinder in a sliding mode, a sliding groove is formed in the bottom of the shell, the fixed clamp is installed at one end of the bottom of the shell, the cushion block is installed at the bottom of one end of the push cylinder and penetrates through the sliding groove to be installed with the movable clamp, and the cushion block is connected with the sliding groove in a sliding mode.

Preferably, the driving wheel and the driving wheel are rotatably connected to the inner wall of the transmission box through bearings.

Preferably, the fixed clamp and the movable clamp are both in a concave shape with a downward opening, and the outer walls of the fixed clamp and the movable clamp are respectively in threaded connection with a fastening bolt.

Preferably, the syringe comprises an injection tube, one end of the injection tube is provided with a piston rod which is slidably connected with the injection tube, one end of the injection tube is integrally formed with a first fixing plate, one end of the piston rod is integrally formed with a second fixing plate, the other end of the injection tube is communicated with a hose, and the other end of the hose is provided with a needle head.

Preferably, the fixing clamp is matched with the first fixing plate in a clamping mode, and the moving clamp is matched with the second fixing plate in a clamping mode.

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

1. among this acoustic control children's vein piercing depth, adopt the rotating electrical machines to drive the ejector sleeve and remove to move the piston rod through removing the smuggleing secretly and remove in the injection tube, realize that the injection tube takes out and pushes away the effect, convenient operation can increase the puncture success rate moreover, alleviates patient's misery, reduces nurse's work load.

2. Among this acoustic control children's vein puncture device, the rotational speed of rotating electrical machines is adjustable, steerable pumpback pressure, single-man operation can, use manpower sparingly.

3. Among this acoustic control children's vein puncture device, set up voice system, control through pronunciation, further simplified operation improves work efficiency.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the pushing device of the present invention;

FIG. 3 is a schematic view of the pusher construction of the present invention;

FIG. 4 is a schematic view of a retaining clip according to the present invention;

FIG. 5 is a schematic view of the syringe of the present invention;

fig. 6 is a schematic diagram of the operation of a power module in embodiment 2 of the present invention;

FIG. 7 is a schematic diagram of a positive and negative control module according to embodiment 2 of the present invention;

FIG. 8 is a schematic diagram of the operation of the speed control module in embodiment 2 of the present invention;

fig. 9 is a flow chart of the speech system according to embodiment 3 of the present invention.

The various reference numbers in the figures mean:

1. an injector; 11. an injection tube; 12. a piston rod; 13. a first fixing plate; 14. a second fixing plate; 15. a hose; 16. a needle head;

2. a pushing device; 21. a housing;

22. a pusher member; 221. a rotating electric machine; 222. a transmission case; 223. a fixed cylinder; 224. a driving wheel; 225. a driving wheel; 226. a transmission belt; 227. a rotating shaft; 228. a bearing; 229. a connecting shaft; 2210. a screw rod; 2211. a feed screw nut;

23. a push cylinder; 24. a chute; 25. a fixing clip; 251. fastening a bolt; 26. cushion blocks; 27. the clip is moved.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

The invention provides a sound-control children's vein puncturing device, please refer to fig. 1-5, which comprises an injector 1 and a pushing device 2, wherein the pushing device 2 comprises a shell 21, a pushing member 22 is arranged in the shell 21, the pushing member 22 comprises a transmission case 222 arranged on the inner wall of the shell 21, the transmission case 222 is welded and fixed on the inner wall of the shell 21 so as to fix the transmission case 222, a rotating motor 221 is arranged at one end of the surface of the transmission case 222, a fixed cylinder 223 is arranged at the other end of the surface of the transmission case 222, the interior of the fixed cylinder 223 is of a hollow structure, a driving wheel 224 and a transmission wheel 225 are respectively arranged in the transmission case 222, the driving wheel 224 and the transmission wheel 225 are in transmission connection through a transmission belt 226, so that the driving wheel 224 drives the transmission wheel 225 to rotate.

In this embodiment, a rotating shaft 227 is installed at one end of the rotating motor 221, the rotating shaft 227 passes through the transmission case 222 and is installed coaxially with the driving wheel 224, and the rotating motor 221 drives the driving wheel 224 to rotate.

Further, a connecting shaft 229 is coaxially installed on the transmission wheel 225, the transmission wheel 225 drives the connecting shaft 229 to rotate, the connecting shaft 229 penetrates through the fixing cylinder 223 to be installed with a screw rod 2210, and the connecting shaft 229 drives the screw rod 2210 to rotate.

Specifically, a lead screw nut 2211 is connected to the outer wall of the lead screw 2210 in a threaded manner, and when the lead screw 2210 rotates, the lead screw nut 2211 horizontally moves along the direction of the lead screw 2210.

It should be noted that the push cylinder 23 is installed on the outer wall of the lead screw nut 2211, and the push cylinder 23 is pushed to move horizontally by the lead screw nut 2211 moving horizontally along the lead screw 2210.

In addition, the inside of the push cylinder 23 is a hollow structure, so that when the push cylinder 23 moves, the screw rod 2210 can be contracted into the inside of the push cylinder 23.

Further, the push cylinder 23 is connected with the fixed cylinder 223 in a sliding mode, the sliding groove 24 is formed in the bottom of the shell 21, the fixed clamp 25 is installed at one end of the bottom of the shell 21, the cushion block 26 is installed at the bottom of one end of the push cylinder 23, the cushion block 26 penetrates through the sliding groove 24 to be installed with the movable clamp 27, and through the addition of the cushion block 26, the fixed clamp 25 and the movable clamp 27 are located on the same horizontal straight line, so that the fixed cylinder 223 is kept horizontal integrally.

Specifically, the cushion block 26 is slidably connected with the chute 24, the cushion block 26 is driven to move by the movement of the push cylinder 23, and the cushion block 26 slides in the chute 24 to drive the movable clamp 27 to move.

In addition, the driving wheel 224 and the driving wheel 225 are rotatably connected to the inner wall of the transmission case 222 through a bearing 228, so that the driving wheel 224 and the driving wheel 225 can rotate in the transmission case 222.

In addition, the fixing clip 25 and the moving clip 27 are both in a concave shape with a downward opening, so that the fixing clip 25 and the moving clip 27 can be conveniently installed on the injector 1, and meanwhile, the outer walls of the fixing clip 25 and the moving clip 27 are respectively in threaded connection with a fastening bolt 251, so that when the fixing clip 25 and the moving clip 27 are installed on the injector 1, the fixing clip 25 and the moving clip 27 are screwed in and abut against the injector 1 through the fastening bolt 251 to realize fixation.

It is worth explaining, syringe 1 includes injection tube 11, piston rod 12 rather than sliding connection is installed to the one end of injection tube 11, move in injection tube 11 through piston rod 12, realize the effect of pushing out of injection tube 11, the one end integrated into one piece of injection tube 11 has first fixed plate 13, the one end integrated into one piece of piston rod 12 has second fixed plate 14, fixation clamp 25 and the cooperation of first fixed plate 13 joint, remove clamp 27 and the cooperation of the 14 joint of second fixed plate, clamp fixation clamp 25 on first fixed plate 13, realize the installation of fixation clamp 25 and injection tube 11, clamp removal clamp 27 on second fixed plate 14, it removes to drive second fixed plate 14 through removing clamp 27, realize injection tube 11 and pull out the effect, simultaneously, the other end intercommunication of injection tube 11 has hose 15, syringe needle 1 is installed to the other end of hose 15.

Example 2

In order to facilitate the control of the rotating motor 221, as shown in fig. 6-8, the present invention further includes a control module, which includes a power module, a forward/reverse control module, and a speed regulating module.

The power module is powered by a battery or a USB, 4 AA batteries are used for power supply in this embodiment, an operating schematic diagram of the power module is shown in fig. 6, and an integrated voltage stabilizing chip 7805 is adopted, and a 470 muf filter capacitor and a 0.1 muf decoupling capacitor are connected in parallel to an output end of the power module, so that the stability and the anti-interference performance of the system voltage are enhanced.

The operating principle of the forward and reverse control module is shown in fig. 7, four triodes Q7, Q8, Q9 and Q10 form four bridge arms, Q7 and Q10 form one group, Q8 and Q9 form one group, Q11 controls on and off of Q8 and Q9, Q12 controls on and off of Q7 and Q10, Q11 and Q12 are controlled by IOB10 and IOB11, and the forward rotation and the reverse rotation of the rotating electric machine 221 are controlled by IOB10 and IOB 11.

The PWM resources of the speed regulation module SPCE061A realize speed regulation by regulating the duty ratio of PWM, as long as the PWM related port is reasonably set in the program, a PWM signal is generated at the mostsp terminal, the voltage applied to the two terminals of the rotating electrical machine 221 is the PWM voltage signal, the voltage waveform of the corresponding rotating electrical machine 221 is as shown in fig. 8, at this time, the average voltage Uo applied to the two terminals of the rotating electrical machine is Th/(Th + Tl) VCC, the ratio of Th to Tl can be changed by regulating the duty ratio of PWM, so as to change the magnitude of Uo, and the average voltage applied to the two terminals of the rotating electrical machine 221 is regulated by the PWM resources, so as to change the rotation speed of the rotating electrical machine 221.

Example 3

As shown in fig. 9, in order to facilitate voice control of the rotating electrical machine, the present invention is further provided with a voice system, and voice recognition is mainly divided into two stages, namely "training" and "recognition". In the training stage, the singlechip analyzes and processes the collected voice sample, extracts voice characteristic information from the voice sample and establishes a characteristic model; in the recognition stage, the single chip microcomputer performs similar analysis processing on the collected voice sample, extracts the characteristic information of the voice, then compares the characteristic information model with the existing characteristic model, if the characteristic information model and the existing characteristic model reach a certain matching degree, the input voice is recognized, and the specific flow of the voice recognition is shown in fig. 9.

The foregoing shows and describes the general principles, essential 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, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a voice control children's vein puncture device, includes syringe (1) and thrust unit (2), its characterized in that: the pushing device (2) comprises a shell (21), a pushing part (22) is installed inside the shell (21), the pushing part (22) comprises a transmission box (222) installed on the inner wall of the shell (21), a rotating motor (221) is installed at one end of the surface of the transmission box (222), a fixed cylinder (223) is installed at the other end of the surface of the transmission box (222), a driving wheel (224) and a transmission wheel (225) are installed inside the transmission box (222), the driving wheel (224) and the transmission wheel (225) are in transmission connection through a transmission belt (226), a rotating shaft (227) is installed at one end of the rotating motor (221), the rotating shaft (227) penetrates through the transmission box (222) and is coaxially installed with the driving wheel (224), a connecting shaft (229) is coaxially installed on the transmission wheel (225), and a screw rod (2210) is installed on the connecting shaft (229) penetrating through the fixed cylinder (, lead screw (2210) outer wall threaded connection has lead screw nut (2211), push away section of thick bamboo (23) is installed to lead screw nut (2211) outer wall, the inside of push away section of thick bamboo (23) is hollow structure, push away section of thick bamboo (23) and solid fixed cylinder (223) sliding connection, spout (24) have been seted up to the bottom of shell (21), fixation clamp (25) are installed to shell (21) bottom one end, cushion (26) are installed to push away section of thick bamboo (23) one end bottom, cushion (26) pass spout (24) and install removal clamp (27), cushion (26) and spout (24) sliding connection.

2. The voice operated child venipuncture apparatus of claim 1, wherein: the driving wheel (224) and the driving wheel (225) are rotationally connected to the inner wall of the transmission case (222) through a bearing (228).

3. The voice operated child venipuncture apparatus of claim 1, wherein: the fixing clamp (25) and the moving clamp (27) are both in a concave shape with a downward opening, and the outer walls of the fixing clamp (25) and the moving clamp (27) are respectively in threaded connection with a fastening bolt (251).

4. The voice operated child venipuncture apparatus of claim 1, wherein: the syringe (1) comprises a syringe (11), a piston rod (12) which is connected with the syringe in a sliding mode is installed at one end of the syringe (11), a first fixing plate (13) is integrally formed at one end of the syringe (11), a second fixing plate (14) is integrally formed at one end of the piston rod (12), the other end of the syringe (11) is communicated with a hose (15), and a needle head (16) is installed at the other end of the hose (15).

5. The voice operated child venipuncture apparatus of claim 4, wherein: fixation clamp (25) and first fixed plate (13) joint cooperation, remove clamp (27) and second fixed plate (14) joint cooperation.