CN114152394A - Air measurement detection device of infusion apparatus catheter - Google Patents

Air measurement detection device of infusion apparatus catheter Download PDF

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Publication number
CN114152394A
CN114152394A CN202111298423.2A CN202111298423A CN114152394A CN 114152394 A CN114152394 A CN 114152394A CN 202111298423 A CN202111298423 A CN 202111298423A CN 114152394 A CN114152394 A CN 114152394A
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CN
China
Prior art keywords
plate
fixedly arranged
driving
block
cylinder
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Pending
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CN202111298423.2A
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Chinese (zh)
Inventor
宋广忠
朱武
廖婷
杨珺
金大智
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Hangzhou Medical College
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Hangzhou Medical College
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Priority to CN202111298423.2A priority Critical patent/CN114152394A/en
Publication of CN114152394A publication Critical patent/CN114152394A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2807Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
    • G01M3/2815Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes using pressure measurements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention relates to a gas detection device of a catheter of an infusion apparatus, which comprises a base, a front bracket and a rear bracket, wherein the front bracket and the rear bracket are sequentially and fixedly arranged on the base; the front bracket is provided with a conduit positioning device and a hard seat positioning device which are used for positioning the conduit and the hard seat; the rear support is provided with a gas detection mechanism which is arranged opposite to the hard seat positioning device and is used for detecting whether the guide pipe leaks gas or not; the invention has simple structure and ingenious design, is used for detecting whether the catheter of the infusion apparatus leaks air or not through the air detection mechanism, has high automation degree, can carry out all-dimensional detection, improves the integrity of the detection and ensures the accuracy of the detection.

Description

Air measurement detection device of infusion apparatus catheter
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a gas detection device of a catheter of an infusion apparatus.
Background
The production process of the disposable infusion tube comprises the steps of feeding materials, placing the materials into an air leakage testing device, manually winding the infusion tube into a specified form after testing, placing the infusion tube into a prepared packaging bag, uniformly sealing the bag by a specially-assigned person, and boxing the bag. The current infusion tube air leakage detection is carried out manually. And detecting the air leakage of the infusion tube, manually placing the infusion tube into a testing device, manually blocking one end of the test, ventilating the other end of the test tube, maintaining the pressure for 4-5 seconds, manually judging the tightness of the infusion tube through a barometer, and sorting the infusion tube.
The existing transfusion system air leakage and neglected loading detection technology has the following problems: the existing technology for detecting the leakage and the neglected loading of the infusion set is to detect the leakage and the neglected loading of the infusion set manually, so that the production efficiency is reduced, and meanwhile, in the manual detection, the detection is determined by the experience of an operator to a great extent, so that the detection has high error judgment.
In view of the above technical problems, improvements are needed.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and provides an air detection device of a catheter of an infusion apparatus, which has a simple structure and is convenient to use.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a gas detection device of a catheter of an infusion apparatus comprises a base, a front support and a rear support, wherein the front support and the rear support are sequentially and fixedly arranged on the base; the front bracket is provided with a conduit positioning device and a hard seat positioning device which are used for positioning the conduit and the hard seat; and the rear support is provided with a gas detection mechanism which is arranged opposite to the hard seat positioning device and is used for detecting whether the guide pipe leaks gas or not.
The detection device for detecting whether the infusion apparatus catheter has air leakage has the following principle: survey gas detection mechanism's after-poppet plays the supporting role of whole device, pipe positioner and hard seat positioner are used for fixing a position pipe and hard seat, and the notch all can move about and can drive the pipe and reciprocate in the certain limit in the first notch of going up of first punch holder and first lower plate and first lower notch, adjusts to suitable position, and first punch holder and first lower plate drive under the pipe drive arrangement drive first notch of going up and first lower notch and be used for pressing from both sides tight pipe.
As a preferable scheme of the invention, the catheter positioning device comprises an upper alignment fixing plate and a lower alignment fixing plate which are oppositely arranged; the upper alignment fixing plate and the lower alignment fixing plate are fixedly arranged on the front bracket; a first upper rail is oppositely and fixedly arranged on one side, close to the hard seat positioning device, of the upper alignment fixing plate, a first upper sliding block is connected onto the first upper rail in a sliding mode, and the first upper sliding block is fixedly arranged on the upper positioning fixing plate; the bottom of the upper positioning fixing plate is fixedly provided with a first upper clamping plate, and the bottom of the first upper clamping plate is provided with a plurality of first upper notches; a first lower rail is oppositely and fixedly arranged on one side, close to the hard seat positioning device, of the lower alignment fixing plate, a first lower sliding block is connected onto the first lower rail in a sliding mode, and the first lower sliding block is fixedly arranged on the lower positioning fixing plate; the top of the lower positioning fixing plate is fixedly provided with a first lower clamping plate, and the top of the first lower clamping plate is provided with a plurality of first lower notches; the first upper clamping plate and the first lower clamping plate drive the first upper notch and the first lower notch to clamp the catheter under the driving of the catheter driving device.
As a preferable aspect of the present invention, the guide driving means includes a first upper driving cylinder and a first lower driving cylinder; the first upper driving cylinder is fixedly arranged on the upper alignment fixing plate, a driving shaft of the first upper driving cylinder is connected with the lower pressing connecting block, and the lower pressing connecting block is fixedly arranged on the upper positioning fixing plate; the first lower driving cylinder is fixedly arranged on a transverse cylinder base plate which is fixedly arranged on the front support, and a driving shaft of the first lower driving cylinder is connected with the bottom of the lower positioning fixing plate.
As a preferred scheme of the invention, the hard seat positioning device comprises an upper pressing connecting plate and a lower pressing connecting plate which are oppositely arranged; a second upper rail is oppositely and fixedly arranged on the inner side of the upper pressing connecting plate, a second upper sliding block is connected to the second upper rail in a sliding manner, and the second upper sliding block is fixedly arranged on the upper positioning fixing plate; the bottom of the upper pressing connecting plate is fixedly provided with a second upper clamping plate, and the bottom of the second upper clamping plate is provided with a plurality of second upper notches; a second lower rail is fixedly arranged on the inner side of the lower pressing connecting plate relatively, a second lower sliding block is connected onto the second lower rail in a sliding mode, the second lower sliding block is fixedly arranged on the lower positioning fixing plate, a second lower clamping plate is fixedly arranged at the top of the lower pressing connecting plate, and a plurality of second lower notches are formed in the top of the second lower clamping plate; the upper pressing connecting plate and the lower pressing connecting plate drive a second upper notch and a second lower notch under the driving of the hard seat driving device to be used for clamping the hard seat, wherein the hard seat comprises an inner spiral hard seat and an outer spiral hard seat; the inner spiral hard seat and the outer spiral hard seat are respectively assembled at two ends of the conduit.
As a preferable scheme of the present invention, the hard seat driving device includes a second upper driving cylinder and a second lower driving cylinder; a cylinder cushion block is fixedly arranged on the second upper driving cylinder, the cylinder cushion block is fixedly arranged on the upper alignment fixing plate, and a driving shaft of the second upper driving cylinder is connected with an upper pressing connecting plate; the second lower driving cylinder is fixedly arranged on the transverse cylinder base plate, and a driving shaft of the second lower driving cylinder is connected with the lower pressing connecting plate.
As a preferred scheme of the invention, the air measurement detection mechanism comprises a bottom plate fixedly arranged on the rear support, slide rails are symmetrically and fixedly arranged on the bottom plate, and slide blocks are connected to the slide rails in a sliding manner; the sliding block is fixedly arranged at the bottom of the translation plate, and the bottom of the bottom plate is provided with a driving mechanism for driving the translation plate to move.
As a preferable scheme of the present invention, the driving mechanism includes a driving cylinder, a driving shaft of the driving cylinder is connected to a cylinder connecting block, and the cylinder connecting block is vertically and fixedly arranged at the bottom of the translation plate.
As a preferred scheme of the invention, a core bar fixing block is vertically and fixedly arranged at the front end of the translation plate, and a cover plate is fixedly arranged at the rear end of the core bar fixing block; a mounting hole corresponding to the outer spiral hard seat is formed in the core rod fixing block, a hollow core rod is assembled in the mounting hole, a guide rod is formed at the front end of the core rod, and the front end of the guide rod is an arc-shaped guide part; the guide rod and the core rod are of a step device structure, a sealing block is sleeved on the guide rod, the outer diameter of the sealing block is consistent with that of the core rod, the rear end of the core rod is connected with a barometer through an air pipe, the barometer is fixedly arranged on the positioning support, and the positioning support is fixedly arranged at the rear end of the bottom plate.
According to a preferable scheme of the invention, a through hole corresponding to the internal spiral hard seat is formed in the core rod fixing block, a push rod is slidably mounted in the through hole, a limiting groove is formed at the front end of the push rod, a latex head is mounted in the limiting groove, the upper end surface of the latex head and the upper end surface of the push rod are on the same horizontal plane, the rear end of the push rod is fixedly arranged on the push rod fixing block, a cylinder backing plate is fixedly arranged at the rear end of the push rod fixing block, a push rod driving cylinder for driving the push rod fixing block to move is fixedly arranged on the translation plate, a driving shaft of the push rod driving cylinder is connected with the cylinder backing plate, and a guide hole for an air pipe to pass through is formed in the push rod fixing block.
As a preferred scheme of the invention, two sides of the bottom plate are provided with limiting mechanisms for limiting the sliding of the translation plate, and each limiting mechanism comprises a front limiting seat and a rear limiting seat; the front limiting seat and the rear limiting seat are respectively sleeved with a front buffer and a rear buffer; the both sides of translation board set firmly the stopper, and the stopper is located between preceding buffer and the back buffer.
The invention has the beneficial effects that:
the invention has the beneficial effects that:
1. the invention has simple structure and ingenious design, is used for detecting whether the catheter of the infusion apparatus leaks air or not through the air detection mechanism, has high automation degree, can carry out all-dimensional detection, improves the integrity of the detection and ensures the accuracy of the detection.
2. The gas detection mechanism comprises a core rod and an ejector rod; the latex head is installed to the front end of ejector pin, the ejector pin passes through the ejector pin and drives the cylinder removal, a port for leaning on the latex head in the hard seat of interior spiral, a port for sealing up the hard seat of interior spiral, and simultaneously, the guide part of the guide bar front end of core bar inserts in the hard seat of outer spiral, the outer end of the hard seat of outer spiral is supported and is leaned on sealed piece, 3-5 minutes through opening the barometer, be provided with the pilot lamp on the barometer, the integrality that this transfusion system pipe is sealed can be judged through the colour of pilot lamp, can make the quick judgement of making of user, thereby can improve birth efficiency, can not produce very high wrong judgement nature.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a usage state diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram (one) of a catheter positioning device and a hard seat positioning device according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram (two) of the catheter positioning device and the hard seat positioning device according to the embodiment of the invention.
Fig. 5 is a schematic view of a connection structure of the second upper board and the second lower board according to the embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an air detection mechanism according to an embodiment of the present invention.
FIG. 7 is a diagram illustrating a usage status of the air detection mechanism according to the embodiment of the present invention.
FIG. 8 is an enlarged view of the portion A in FIG. 7 according to the present invention.
Reference numbers in the figures: a base 1, a catheter positioning device 2, a hard seat positioning device 3, a front support 4, a rear support 5, an air measurement detection mechanism 6, a catheter 7, an internal spiral hard seat 8, an external spiral hard seat 9, an air pipe 10, an air pressure gauge 11, a positioning support 12, a through hole 13, an ejector rod 14, a limiting groove 15, an emulsion head 16, an ejector rod fixing block 17, a guide hole 18, an air cylinder backing plate 19, an upper alignment fixing plate 20, a lower alignment fixing plate 21, a first upper rail 22, a first upper slide block 23, an upper positioning fixing plate 24, a first upper clamping plate 25, a first upper notch 25-1, a first lower slide block 26, a lower positioning fixing plate 27, a first lower clamping plate 28, a first lower notch 28-1, a first lower rail 29, an upper pressing connection plate 30, a lower pressing connection plate 31, a second upper rail 32, a second upper slide block 33, a second upper notch 34, a second upper clamping plate 35, a second lower rail 36, a second lower slide block 37, the device comprises a second lower clamping plate 38, a second lower notch 39, a first upper driving cylinder 40, a first lower driving cylinder 41, a lower pressing connecting block 42, a transverse cylinder base plate 43, a second upper driving cylinder 50, a second lower driving cylinder 51, a cylinder cushion block 52, a bottom plate 60, a slide rail 61, a slide block 62, a translation plate 63, a core rod fixing block 64, a mounting hole 65, a core rod 66, a guide rod 67, a sealing block 68, a guide part 69, a limiting mechanism 70, a front limiting seat 71, a rear limiting seat 72, a front buffer 73, a rear buffer 74, a limiting block 75, a cover plate 76, a driving mechanism 80, a driving cylinder 81 and a cylinder connecting block 82.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1-8, the air detection device for the infusion apparatus catheter of the present invention comprises a base 1, a front support 4 and a rear support 5, which are sequentially fixed on the base 1; the front bracket 4 is provided with a catheter positioning device 2 and a hard seat positioning device 3 which are used for positioning a catheter and a hard seat; the rear bracket 5 is provided with a gas detection mechanism 6, and the gas detection mechanism 6 is arranged opposite to the hard seat positioning device 3 and is used for detecting whether the guide pipe 7 leaks gas or not; the invention has simple structure and ingenious design, is used for detecting whether the catheter of the infusion apparatus leaks air or not through the air detection mechanism, has high automation degree, can carry out all-dimensional detection, improves the integrity of the detection and ensures the accuracy of the detection.
Specifically, the catheter positioning device 2 comprises an upper alignment fixing plate 20 and a lower alignment fixing plate 21 which are oppositely arranged; the upper alignment fixing plate 20 and the lower alignment fixing plate 21 are fixedly arranged on the front bracket 4; a first upper rail 22 is oppositely and fixedly arranged on one side of the upper alignment fixing plate 20 close to the hard seat positioning device 3, a first upper slide block 23 is connected on the first upper rail 22 in a sliding manner, and the first upper slide block 23 is fixedly arranged on an upper positioning fixing plate 24; a first upper clamping plate 25 is fixedly arranged at the bottom of the upper positioning fixing plate 24, and a plurality of first upper notches 25-1 are formed at the bottom of the first upper clamping plate 25; a first lower rail 29 is oppositely and fixedly arranged on one side of the lower alignment fixing plate 21 close to the hard seat positioning device 3, a first lower sliding block 26 is connected on the first lower rail 29 in a sliding manner, and the first lower sliding block 26 is fixedly arranged on the lower positioning fixing plate 27; the top of the lower positioning fixing plate 27 is fixedly provided with a first lower clamping plate 28, and the top of the first lower clamping plate 28 is provided with a plurality of first lower notches 28-1; the first upper clamping plate 25 and the first lower clamping plate 28 are driven by the catheter driving device to drive the first upper notch 25-1 and the first lower notch 28-1 to clamp the catheter 7.
Wherein the conduit driving means comprises a first upper driving cylinder 40 and a first lower driving cylinder 41; the first upper driving cylinder 40 is fixedly arranged on the upper alignment fixing plate 20, a driving shaft of the first upper driving cylinder 40 is connected with the lower pressing connecting block 42, and the lower pressing connecting block 42 is fixedly arranged on the upper positioning fixing plate 24; the first lower driving cylinder 41 is fixedly arranged on the transverse cylinder backing plate 43, the transverse cylinder backing plate 43 is fixedly arranged on the front bracket 4, and the driving shaft of the first lower driving cylinder 41 is connected with the bottom of the lower positioning fixing plate 27.
The hard seat positioning device 3 comprises an upper pressing connecting plate 30 and a lower pressing connecting plate 31 which are oppositely arranged; a second upper rail 32 is oppositely and fixedly arranged on the inner side of the upper pressing connecting plate 30, a second upper sliding block 33 is connected on the second upper rail 32 in a sliding manner, and the second upper sliding block 33 is fixedly arranged on the upper positioning fixing plate 24; the bottom of the upper pressing connecting plate 30 is fixedly provided with a second upper clamping plate 35, and a plurality of second upper notches 34 are formed at the bottom of the second upper clamping plate 35; a second lower rail 36 is fixedly arranged on the inner side of the lower pressing connecting plate 31 relatively, a second lower sliding block 37 is connected onto the second lower rail 36 in a sliding manner, the second lower sliding block 37 is fixedly arranged on the lower positioning fixing plate 27, a second lower clamping plate 38 is fixedly arranged at the top of the lower pressing connecting plate 31, and a plurality of second lower notches 39 are formed at the top of the second lower clamping plate 38; the upper pressing connecting plate 30 and the lower pressing connecting plate 31 drive the second upper notch 34 and the second lower notch 39 to clamp the hard seat under the driving of the hard seat driving device, wherein the hard seat comprises an inner spiral hard seat 8 and an outer spiral hard seat 9; the inner spiral hard seat 8 and the outer spiral hard seat 9 are respectively assembled at two ends of the conduit 7.
The hard seat driving device comprises a second upper driving air cylinder 50 and a second lower driving air cylinder 51; a cylinder cushion block 52 is fixedly arranged on the second upper driving cylinder 50, the cylinder cushion block 52 is fixedly arranged on the upper alignment fixing plate 20, and a driving shaft of the second upper driving cylinder 50 is connected with the upper pressing connecting plate 30; the second lower driving cylinder 51 is fixedly arranged on the transverse cylinder backing plate 43, and the driving shaft of the second lower driving cylinder 51 is connected with the lower pressing connecting plate 31.
The air measurement detection mechanism 6 comprises a bottom plate 60 fixedly arranged on the rear bracket 5, slide rails 61 are symmetrically and fixedly arranged on the bottom plate 60, and slide blocks 62 are slidably connected on the slide rails 61; the sliding block 62 is fixedly arranged at the bottom of the translation plate 63, and the bottom of the bottom plate 60 is provided with a driving mechanism 80 for driving the translation plate 63 to move; the driving mechanism 80 comprises a driving cylinder 81, a driving shaft of the driving cylinder 81 is connected with a cylinder connecting block 82, and the cylinder connecting block 82 is vertically and fixedly arranged at the bottom of the translation plate 63.
A core rod fixing block 64 is vertically and fixedly arranged at the front end of the translation plate 63, and a cover plate 76 is fixedly arranged at the rear end of the core rod fixing block 64; a mounting hole 65 corresponding to the outer spiral hard seat 9 is formed in the core rod fixing block 64, a hollow core rod 66 is assembled in the mounting hole 65, a guide rod 67 is formed at the front end of the core rod 66, and a guide part 69 with an arc-shaped front end of the guide rod 67 is formed; the guide part 69 plays a role in guiding, so that the guide part 69 can conveniently extend into the outer spiral hard seat 9 quickly, the guide rod 67 and the core rod 66 are in a step device structure, the guide rod 67 is sleeved with the sealing block 68, the outer diameter of the sealing block 68 is consistent with that of the core rod 66, the rear end of the core rod 66 is connected with the barometer 11 through the air pipe 10, the barometer 11 is fixedly arranged on the positioning support 12, and the positioning support 12 is fixedly arranged at the rear end of the bottom plate 60; while the guide part 69 extends into the outer screw hard seat 9, the outer part of the outer screw hard seat 9 abuts against the sealing block 68, and the translation plate 63 is driven to move by the driving cylinder 81, so that the outer screw hard seat 9 is in sealing connection with the core rod 66.
A through hole 13 corresponding to the internal spiral hard seat 8 is formed in the core rod fixing block 64, a top rod 14 is slidably mounted in the through hole 13, a limiting groove 15 is formed at the front end of the top rod 14, a latex head 16 is mounted in the limiting groove 15, the upper end surface of the latex head 16 and the upper end surface of the top rod 14 are on the same horizontal plane, the rear end of the top rod 14 is fixedly arranged on the top rod fixing block 17, a cylinder cushion plate 19 is fixedly arranged at the rear end of the top rod fixing block 17, a top rod driving cylinder 76 for driving the top rod fixing block 17 to move is fixedly arranged on the translation plate 63, a driving shaft of the top rod driving cylinder 76 is connected with the cylinder cushion plate 19, and a guide hole 18 for the air pipe 10 to pass through is formed in the top rod fixing block 17. The ejector rod driving air cylinder 76 drives the whole ejector rod fixing block 17 to move, so that the ejector rod 14 is abutted to the inner spiral hard seat 8, the front end of the ejector rod 14 is provided with the latex head 16, and the latex head 16 can better seal a connecting port of the inner spiral hard seat 8.
The gas detection mechanism of the invention passes through a core rod and an ejector rod; the latex head is installed to the front end of ejector pin, the ejector pin passes through the ejector pin and drives the cylinder removal, a port for leaning on the latex head in the hard seat of interior spiral, a port for sealing up the hard seat of interior spiral, and simultaneously, the guide part of the guide bar front end of core bar inserts in the hard seat of outer spiral, the outer end of the hard seat of outer spiral is supported and is leaned on sealed piece, 3-5 minutes through opening the barometer, be provided with the pilot lamp on the barometer, the integrality that this transfusion system pipe is sealed can be judged through the colour of pilot lamp, can make the quick judgement of making of user, thereby can improve birth efficiency, can not produce very high wrong judgement nature.
Limiting mechanisms 70 for limiting the sliding of the translation plate 63 are mounted on two sides of the bottom plate 60, and each limiting mechanism 70 comprises a front limiting seat 71 and a rear limiting seat 72; a front buffer 73 and a rear buffer 74 are respectively sleeved on the front limiting seat 71 and the rear limiting seat 72; two sides of the translation plate 63 are fixedly provided with a limiting block 75, and the limiting block 75 is positioned between the front buffer 73 and the rear buffer 74; through setting up stop gear 70, can restrict the back-and-forth movement distance of whole translation board 63, can effectively avoid the core bar on the translation board 63 to the impact force of outer spiral hard seat, and then cause the damage of outer spiral hard seat, influence the production of whole transfer line.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: a base 1, a catheter positioning device 2, a hard seat positioning device 3, a front support 4, a rear support 5, an air measurement detection mechanism 6, a catheter 7, an internal spiral hard seat 8, an external spiral hard seat 9, an air pipe 10, an air pressure gauge 11, a positioning support 12, a through hole 13, an ejector rod 14, a limiting groove 15, an emulsion head 16, an ejector rod fixing block 17, a guide hole 18, an air cylinder backing plate 19, an upper alignment fixing plate 20, a lower alignment fixing plate 21, a first upper rail 22, a first upper slide block 23, an upper positioning fixing plate 24, a first upper clamping plate 25, a first upper notch 25-1, a first lower slide block 26, a lower positioning fixing plate 27, a first lower clamping plate 28, a first lower notch 28-1, a first lower rail 29, an upper pressing connection plate 30, a lower pressing connection plate 31, a second upper rail 32, a second upper slide block 33, a second upper notch 34, a second upper clamping plate 35, a second lower rail 36, a second lower slide block 37, the terms of the second lower clamp plate 38, the second lower notch 39, the first upper driving cylinder 40, the first lower driving cylinder 41, the lower pressing connecting block 42, the transverse cylinder pad 43, the second upper driving cylinder 50, the second lower driving cylinder 51, the cylinder pad 52, the bottom plate 60, the slide rail 61, the slider 62, the translation plate 63, the mandrel fixing block 64, the mounting hole 65, the mandrel 66, the guide rod 67, the sealing block 68, the guide portion 69, the limiting mechanism 70, the front limiting seat 71, the rear limiting seat 72, the front buffer 73, the rear buffer 74, the limiting block 75, the cover plate 76, the driving mechanism 80, the driving cylinder 81, the cylinder connecting block 82 and the like are used, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (10)

1. The utility model provides a survey gas detection device of transfusion system pipe which characterized in that: comprises a base (1), a front bracket (4) and a rear bracket (5) which are fixedly arranged on the base (1) in sequence; the front bracket (4) is provided with a catheter positioning device (2) and a hard seat positioning device (3) which are used for positioning the catheter and the hard seat; the rear support (5) is provided with a gas detection mechanism (6), and the gas detection mechanism (6) is arranged opposite to the hard seat positioning device (3) and used for detecting whether the guide pipe (7) leaks gas or not.
2. The air detection device of the infusion set catheter according to claim 1, wherein: the catheter positioning device (2) comprises an upper alignment fixing plate (20) and a lower alignment fixing plate (21) which are oppositely arranged; the upper alignment fixing plate (20) and the lower alignment fixing plate (21) are fixedly arranged on the front bracket (4); one side of the upper aligning fixing plate (20) close to the hard seat positioning device (3) is oppositely and fixedly provided with a first upper rail (22), the first upper rail (22) is connected with a first upper sliding block (23) in a sliding manner, and the first upper sliding block (23) is fixedly arranged on an upper positioning fixing plate (24); a first upper clamping plate (25) is fixedly arranged at the bottom of the upper positioning fixing plate (24), and a plurality of first upper notches (25-1) are formed at the bottom of the first upper clamping plate (25); a first lower rail (29) is oppositely and fixedly arranged on one side, close to the hard seat positioning device (3), of the lower alignment fixing plate (21), a first lower sliding block (26) is connected onto the first lower rail (29) in a sliding manner, and the first lower sliding block (26) is fixedly arranged on the lower positioning fixing plate (27); a first lower clamping plate (28) is fixedly arranged at the top of the lower positioning fixing plate (27), and a plurality of first lower notches (28-1) are formed at the top of the first lower clamping plate (28); the first upper clamping plate (25) and the first lower clamping plate (28) are driven by the catheter driving device to drive the first upper notch (25-1) and the first lower notch (28-1) to clamp the catheter (7).
3. The air detection device of the infusion set catheter according to claim 2, wherein: the conduit driving device comprises a first upper driving cylinder (40) and a first lower driving cylinder (41); the first upper driving cylinder (40) is fixedly arranged on the upper alignment fixing plate (20), a driving shaft of the first upper driving cylinder (40) is connected with a lower pressing connecting block (42), and the lower pressing connecting block (42) is fixedly arranged on the upper positioning fixing plate (24); the first lower driving cylinder (41) is fixedly arranged on a transverse cylinder base plate (43), the transverse cylinder base plate (43) is fixedly arranged on the front support (4), and a driving shaft of the first lower driving cylinder (41) is connected with the bottom of the lower positioning fixing plate (27).
4. The air detection device of the infusion set catheter according to claim 1, wherein: the hard seat positioning device (3) comprises an upper pressing connecting plate (30) and a lower pressing connecting plate (31) which are oppositely arranged; a second upper rail (32) is oppositely and fixedly arranged on the inner side of the upper pressing connecting plate (30), a second upper sliding block (33) is connected onto the second upper rail (32) in a sliding manner, and the second upper sliding block (33) is fixedly arranged on the upper positioning fixing plate (24); the bottom of the upper pressing connecting plate (30) is fixedly provided with a second upper clamping plate (35), and a plurality of second upper notches (34) are formed at the bottom of the second upper clamping plate (35); a second lower rail (36) is fixedly arranged on the inner side of the lower pressing connecting plate (31) relatively, a second lower sliding block (37) is connected onto the second lower rail (36) in a sliding mode, the second lower sliding block (37) is fixedly arranged on the lower positioning fixing plate (27), a second lower clamping plate (38) is fixedly arranged at the top of the lower pressing connecting plate (31), and a plurality of second lower notches (39) are formed at the top of the second lower clamping plate (38); the upper pressing connecting plate (30) and the lower pressing connecting plate (31) are driven by the hard seat driving device to drive a second upper notch (34) and a second lower notch (39) to be used for clamping the hard seat, wherein the hard seat comprises an inner spiral hard seat (8) and an outer spiral hard seat (9); the inner spiral hard seat (8) and the outer spiral hard seat (9) are respectively assembled at two ends of the conduit (7).
5. The air detection device of the infusion set catheter according to claim 4, wherein: the hard seat driving device comprises a second upper driving air cylinder (50) and a second lower driving air cylinder (51); a cylinder cushion block (52) is fixedly arranged on the second upper driving cylinder (50), the cylinder cushion block (52) is fixedly arranged on the upper alignment fixing plate (20), and a driving shaft of the second upper driving cylinder (50) is connected with an upper pressing connecting plate (30); the second lower driving cylinder (51) is fixedly arranged on the transverse cylinder backing plate (43), and a driving shaft of the second lower driving cylinder (51) is connected with the lower pressing connecting plate (31).
6. The air detection device of the infusion set catheter according to claim 1, wherein: the air measurement detection mechanism (6) comprises a bottom plate (60) fixedly arranged on the rear support (5), slide rails (61) are symmetrically and fixedly arranged on the bottom plate (60), and slide blocks (62) are slidably connected on the slide rails (61); the sliding block (62) is fixedly arranged at the bottom of the translation plate (63), and the bottom of the bottom plate (60) is provided with a driving mechanism (80) for driving the translation plate (63) to move.
7. The air detection device of the infusion set catheter according to claim 6, wherein: the driving mechanism (80) comprises a driving cylinder (81), a driving shaft of the driving cylinder (81) is connected with a cylinder connecting block (82), and the cylinder connecting block (82) is vertically and fixedly arranged at the bottom of the translation plate (63).
8. The air detection device of the infusion set catheter according to claim 7, wherein: the front end of the translation plate (63) is vertically and fixedly provided with a core bar fixing block (64), and the rear end of the core bar fixing block (64) is fixedly provided with a cover plate (76); a mounting hole (65) corresponding to the outer spiral hard seat (9) is formed in the core rod fixing block (64), a hollow core rod (66) is assembled in the mounting hole (65), a guide rod (67) is formed at the front end of the core rod (66), and the front end of the guide rod (67) is an arc-shaped guide part (69); the guide rod (67) and the core rod (66) are of a step device structure, the guide rod (67) is sleeved with a sealing block (68), the outer diameter of the sealing block (68) is consistent with that of the core rod (66), the rear end of the core rod (66) is connected with a barometer (11) through an air pipe (10), the barometer (11) is fixedly arranged on the positioning support (12), and the positioning support (12) is fixedly arranged at the rear end of the bottom plate (60).
9. The air detection device of the infusion set catheter according to claim 8, wherein: the novel pneumatic mandrel is characterized in that a through hole (13) corresponding to the inner spiral hard seat (8) is formed in the mandrel fixing block (64), a mandrel (14) is arranged in the through hole (13) in a sliding mode, a limiting groove (15) is formed in the front end of the mandrel (14), a latex head (16) is arranged in the limiting groove (15), the upper end face of the latex head (16) and the upper end face of the mandrel (14) are on the same horizontal plane, the rear end of the mandrel (14) is fixedly arranged on the mandrel fixing block (17), a cylinder cushion plate (19) is fixedly arranged at the rear end of the mandrel fixing block (17), a mandrel driving cylinder (76) used for driving the mandrel fixing block (17) to move is fixedly arranged on the translation plate (63), a driving shaft of the mandrel driving cylinder (76) is connected with the cylinder cushion plate (19), and a guide hole (18) used for an air pipe (10) to penetrate through is formed in the mandrel fixing block (17).
10. The air detection device of the infusion set catheter according to claim 6, wherein: limiting mechanisms (70) used for limiting the sliding of the translation plate (63) are mounted on two sides of the bottom plate (60), and each limiting mechanism (70) comprises a front limiting seat (71) and a rear limiting seat (72); a front buffer (73) and a rear buffer (74) are respectively sleeved on the front limiting seat (71) and the rear limiting seat (72); two sides of the translation plate (63) are fixedly provided with a limiting block (75), and the limiting block (75) is positioned between the front buffer (73) and the rear buffer (74).
CN202111298423.2A 2021-11-04 2021-11-04 Air measurement detection device of infusion apparatus catheter Pending CN114152394A (en)

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