Search

CN-121994408-A - Infusion pump push rod subassembly detects frock

CN121994408ACN 121994408 ACN121994408 ACN 121994408ACN-121994408-A

Abstract

The invention relates to the technical field of infusion pump push rod detection and discloses an infusion pump push rod component detection tool which comprises a test machine body, wherein a bottom plate is arranged on the upper surface of the test machine body, a tool seat is fixedly connected to the surface of the bottom plate, a plurality of groups of placing grooves for placing infusion pump push rods are formed in the surface of the tool seat, the tail of the infusion pump push rod is supported by a supporting component, an infusion pump push rod interface is connected with a photoelectric switch, a clamping jaw in the infusion pump push rod can be opened by a pushing component, a moving component and a detecting component can be driven to move by a driving component, when the clamping jaw is unfolded normally, the pressure sensor is extruded by the detecting component, the photoelectric switch is opened, detection operation is realized, when the clamping jaw is unfolded abnormally, the detecting component cannot contact the pressure sensor, the problems of single function and multiple equipment matching of traditional equipment are solved, and the detection flow is simplified.

Inventors

  • LI FENG
  • HAN TAO
  • YANG GUANGYONG
  • Li Mingxingzi
  • FANG FUSHENG

Assignees

  • 深圳市科瑞技术科技有限公司

Dates

Publication Date
20260508
Application Date
20260408

Claims (9)

  1. 1. The utility model provides an infusion pump push rod assembly detection tool, includes test organism (1), wherein the upper surface mounting of test organism (1) has bottom plate (17), the fixed surface of bottom plate (17) is connected with frock seat (15), multiunit standing groove (16) that are used for placing infusion pump push rod are seted up on the surface of frock seat (15), still install a plurality of supporting components (5) on bottom plate (17) for support infusion pump push rod tail end, the fixed surface of bottom plate (17) is connected with two guide rail strips (9), and the surface of two guide rail strips (9) all sliding connection has guide rail piece (13), and the surface mounting of two guide rail pieces (13) has movable seat (12), installs multiunit detection component (14) on movable seat (12) for simulate the biggest cylinder external diameter, still be provided with drive assembly (11) on bottom plate (17) for controlling movable seat (12) and detecting component (14) extrusion test infusion pump push rod; The surface mounting of test organism (1) has display screen (2), and internally mounted has PLC control panel (3), and one side that bottom plate (17) are located supporting component (5) is provided with photoelectric switch (4), is provided with between removal seat (12) and bottom plate (17) and targets in place detection component (14), the surface of frock seat (15) still is provided with multiunit pushing component (10) for control the knob in the infusion pump push rod, let the clamping jaw open.
  2. 2. The infusion pump push rod assembly detection tool according to claim 1, wherein the photoelectric sensor, the PLC control board (3), the display screen (2) and the photoelectric sensor are connected through wires, and the photoelectric switch (4) is used for receiving data of a pressure sensor in the infusion pump push rod and transmitting the data to the display screen (2) through the PLC control board (3) for displaying.
  3. 3. The infusion pump push rod assembly detection tool according to claim 1, wherein the support assembly (5) comprises a support seat (51) arranged on the surface of the bottom plate (17), and an arc-shaped groove (52) is formed in the surface of the support seat (51) and used for supporting the tail end of the infusion pump push rod.
  4. 4. The infusion pump push rod assembly detection tool according to claim 1, wherein the detection assembly (14) comprises a positioning seat (141) fixed on the surface of the movable seat (12), and a push block (142) is fixedly connected to the surface of the positioning seat (141).
  5. 5. The infusion pump push rod assembly detection tool of claim 4, wherein the push block (142) is arranged in a circular ring, and the diameter of the push block (142) is 35mm.
  6. 6. The infusion pump push rod assembly detection tool according to claim 1, wherein the driving assembly (11) comprises two fixing seats (111) arranged on the surface of the bottom plate (17), a threaded rod (112) is rotatably connected to the inside of each fixing seat (111), the threaded rod (112) is in threaded connection with the inner wall of the movable seat (12), a driving motor (113) is arranged on the surface of the bottom plate (17), a coupler (114) is arranged at the output end of the driving motor (113), and the other end of the coupler (114) is fixedly connected with the threaded rod (112).
  7. 7. The infusion pump push rod assembly detection tool according to claim 1, wherein the pushing assembly (10) comprises a fixed plate (101) arranged on the surface of the tool seat (15), a fixed frame (102) is fixedly connected to the surface of the fixed plate (101), a handle (104) is rotatably connected to the surface of the fixed frame (102), a connecting arm (105) is rotatably connected to the surface of the handle (104), a squeezing rod (103) is slidably connected to the inner wall of the fixed frame (102), and the connecting arm (105) is rotatably connected to the inner wall of the squeezing rod (103).
  8. 8. The assembly of claim 7, wherein the extrusion rod (103) comprises a rod body (1031) and a rubber head (1032), and the rubber head (1032) is fixed at one end of the rod body (1031).
  9. 9. An infusion pump push rod assembly detection tool according to claim 1, wherein the in-place detection assembly (14) comprises an auxiliary piece (6) fixed on the surface of the movable seat (12), and the surface of the bottom plate (17) is provided with an in-place switch I (7) and an in-place switch II (8) respectively for detecting the positions of the auxiliary piece (6) and the movable seat (12).

Description

Infusion pump push rod subassembly detects frock Technical Field The invention relates to the technical field of infusion pump push rod detection, in particular to a detection tool for an infusion pump push rod assembly. Background The infusion pump is core equipment for clinical accurate infusion, realizes quantitative and constant-speed infusion of liquid medicine through mechanical drive, can accurately control infusion flow rate and capacity, avoids errors of manual adjustment, is suitable for scenes with high requirements on infusion precision such as intensive care, chemotherapy and pediatrics, guarantees medication safety and treatment effect, and the infusion pump push rod is a core execution part of the infusion pump push rod, serves as a key structure for power transmission, is linked with a driving mechanism of a pump body, pushes an infusion apparatus liquid storage bag or a piston through linear reciprocating motion, and stably pushes the liquid medicine to an infusion pipeline according to set parameters. The built-in pressure sensor of infusion pump push rod for accurate regulation and control injection dynamics's threshold value scope, the performance detection of this sensor is the key process of extrusion pole production link, current check out test set has the problem that the suitability is not enough, be difficult to accomplish the high-efficient detection of sensor to the structural feature of infusion pump push rod, partial check out test set function is single simultaneously, only can realize basic performance and detect, can't satisfy the multidimension degree and detect the demand, and operation flow is loaded down with trivial details, suitability and practicality are poor, be difficult to match the detection requirement of extrusion pole mass production, the promotion of production efficiency and detection precision has been restricted. Therefore, we propose a detection tool for a push rod component of an infusion pump. Disclosure of Invention Aiming at the defects of the prior art, the invention provides the infusion pump push rod component detection tool, which solves the problems that the existing detection equipment has insufficient suitability, is difficult to complete the efficient detection of a sensor according to the structural characteristics of an infusion pump push rod, has single function, can only realize basic performance detection, can not meet the multi-dimensional detection requirement, has complicated operation flow, is poor in suitability and practicability, is difficult to match the detection requirement of large-scale production of an extrusion rod, and restricts the problems of production efficiency and detection precision improvement. The invention aims at achieving the purposes by adopting the technical scheme that the infusion pump push rod component detection tool comprises a test machine body, wherein a bottom plate is arranged on the upper surface of the test machine body, a tool seat is fixedly connected to the surface of the bottom plate, a plurality of groups of placing grooves for placing infusion pump push rods are formed in the surface of the tool seat, a plurality of supporting components are further arranged on the bottom plate and used for supporting the tail ends of the infusion pump push rods, two guide rail strips are fixedly connected to the surface of the bottom plate, guide rail blocks are slidingly connected to the surfaces of the two guide rail strips, a moving seat is arranged on the surfaces of the two guide rail blocks, a plurality of groups of detection components are arranged on the moving seat and used for simulating the outer diameter of a maximum needle cylinder, and a driving component is further arranged on the bottom plate and used for controlling the moving seat to move, and the detection components are used for extruding and testing the infusion pump push rods; The surface mounting who tests the organism has the display screen, internally mounted has the PLC control panel, the bottom plate is located one side of supporting component and is provided with photoelectric switch, remove and be provided with the detection component that targets in place between seat and the bottom plate, the surface of frock seat still is provided with multiunit pushing component for control infusion pump push rod in the knob, let the clamping jaw open, through above-mentioned part, in carrying out the test process, can place infusion pump push rod in the mounting groove on frock seat surface, supporting component supports infusion pump push rod tail end simultaneously, and connect signal line joint in the infusion pump push rod with photoelectric switch and be connected, later through pushing component, open clamping lever in the infusion pump push rod to the biggest, drive assembly can drive and remove seat and clamping component, after the clamping jaw in the infusion pump push rod normally opens to the biggest, detection component can extru