CN112595473A - Special detection device for testing tightness of medical trachea cannula body - Google Patents
Special detection device for testing tightness of medical trachea cannula body Download PDFInfo
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- CN112595473A CN112595473A CN202011556367.3A CN202011556367A CN112595473A CN 112595473 A CN112595473 A CN 112595473A CN 202011556367 A CN202011556367 A CN 202011556367A CN 112595473 A CN112595473 A CN 112595473A
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- trachea cannula
- clamping
- air chamber
- cylinder
- bottom plate
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- 238000001514 detection method Methods 0.000 title claims abstract description 43
- 210000003437 trachea Anatomy 0.000 title claims abstract description 38
- 238000012360 testing method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 2
- 238000002627 tracheal intubation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating 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
- G01M3/28—Investigating 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
- G01M3/2807—Investigating 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
- G01M3/2815—Investigating 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)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention relates to the technical field of trachea cannula body seal detection, in particular to a special detection device for a medical trachea cannula body seal test, which comprises a trachea cannula body and a bottom plate, a pushing sliding table is arranged on the bottom plate, a clamping assembly platform is arranged at the upper end of the pushing sliding table, the upper end of the clamping component platform is provided with a clamping mechanism for clamping the trachea cannula body, the upper end of the bottom plate is also fixedly provided with a vertically arranged cylinder bracket, an action cylinder is arranged on one side of the cylinder bracket away from the clamping component platform, the movement direction of the action cylinder and the movement direction of the propelling sliding table are in the same straight line, a differential pressure sensor is arranged on the device and is connected with a computer through the differential pressure sensor, the detection of the sealing performance of the medical trachea cannula body can be conveniently and rapidly realized, and the production efficiency can be greatly improved particularly by matching with a production line; and the device has simple and reasonable structure and low manufacturing cost.
Description
Technical Field
The invention relates to the technical field of trachea cannula body sealing detection, in particular to a special detection device for a medical trachea cannula body sealing test.
Background
In the production process of the traditional medical trachea cannula body, the rear side hole of the fusion head is sealed in a leaking stoppage mode, the sealing effect is generally tested by injecting air through a needle tube through the side hole at the tail part, whether bubbles are generated or not is observed in a water tank, the method is backward, the efficiency is low, and the lumen is easy to pollute. Therefore, a special detection device for the medical trachea cannula body tightness test is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a special detection device for a medical trachea cannula body tightness test.
In order to achieve the purpose, the invention adopts the following technical scheme:
a special detection device for a medical trachea cannula body tightness test comprises a trachea cannula body and a bottom plate, wherein a pushing sliding table is installed on the bottom plate, a clamping assembly platform is installed at the upper end of the pushing sliding table, a clamping mechanism for clamping the trachea cannula body is installed at the upper end of the clamping assembly platform, a vertically arranged cylinder support is fixedly installed at the upper end of the bottom plate, an action cylinder is installed at one side, away from the clamping assembly platform, of the cylinder support, the motion direction of the action cylinder and the motion direction of the pushing sliding table are in the same straight line, an output shaft of the action cylinder is connected with a standard air chamber, the standard air chamber is fixedly connected with a detection air chamber at one time, away from the cylinder support, a through hole through which the trachea cannula body passes is formed in one side, close to the clamping assembly platform, of the detection air chamber, and a tube, the inner wall of the detection air chamber is also provided with a sealing conical plug, and the sealing conical plug is matched with the pipe opening of the trachea cannula body.
Preferably, fixture includes first centre gripping subassembly, centre gripping cylinder and second centre gripping subassembly, the centre gripping cylinder is installed in the upper end of centre gripping subassembly platform admittedly, the output shaft of centre gripping cylinder is connected with first centre gripping subassembly, second centre gripping subassembly fixed mounting is in the upper end of centre gripping subassembly platform, first centre gripping subassembly and second centre gripping subassembly looks adaptation.
Preferably, the upper end of the bottom plate is further provided with a servo motor for driving the propelling sliding table to move.
Preferably, the standard air chamber and the detection air chamber are both provided with air nozzles.
Preferably, the upper end of the bottom plate is also provided with a sensor bracket, the sensor bracket is provided with a differential pressure sensor, and the differential pressure sensor is used for measuring the pressure difference between the standard air chamber and the detection air chamber.
Preferably, the number of the clamping mechanisms is 1-4 groups, and the number of the standard air chambers and the number of the detection air chambers are the same as that of the clamping mechanisms.
The invention has the beneficial effects that: the device is provided with the differential pressure sensor, and the differential pressure sensor is connected with a computer for matching, so that the detection of the sealing property of the body of the medical trachea cannula can be conveniently and rapidly realized, and the production efficiency can be greatly improved particularly by matching with a production line; and the device has simple and reasonable structure and low manufacturing cost.
Drawings
Fig. 1 is a schematic top view of a special detection device for a medical endotracheal intubation tube body tightness test according to the present invention;
fig. 2 is a schematic structural view a-a in fig. 1 of a special detection device for a medical endotracheal intubation tube body tightness test according to the present invention;
fig. 3 is a schematic perspective view of a special detection device for a medical trachea cannula body tightness test according to the present invention.
In the figure: 1 trachea cannula body, 2 advance slip table, 3 first centre gripping subassemblies, 4 centre gripping cylinders, 5 bottom plates, 6 action cylinders, 7 sensor support, 8 centre gripping subassembly platforms, 9 servo motor, 10 sealed toper stopper, 11 cylinder support, 12 standard air chambers, 13 detection air chambers, 14 pipe outer wall seal assembly, 15 second centre gripping subassemblies.
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.
Referring to fig. 1-3, a special detection device for a medical trachea cannula body tightness test comprises a trachea cannula body 1 and a bottom plate 5, wherein an advancing sliding table 2 is installed on the bottom plate 5, a clamping component platform 8 is installed at the upper end of the advancing sliding table 2, a clamping mechanism for clamping the trachea cannula body 1 is installed at the upper end of the clamping component platform 8, a vertically arranged cylinder support 11 is further fixedly installed at the upper end of the bottom plate 5, an action cylinder 6 is installed at one side, away from the clamping component platform 8, of the cylinder support 11, the motion direction of the action cylinder 6 is in the same straight line with the motion direction of the advancing sliding table 2, an output shaft of the action cylinder 6 is connected with a standard air chamber 12, the standard air chamber 12 is far away from a detection air chamber 13 fixedly connected with the cylinder support 11, one side, close to the clamping component platform 8, of the detection air chamber 13 is provided with a through hole through, the inner wall of the through hole is provided with an outer tube wall sealing assembly 14, the inner wall of the detection air chamber 13 is further provided with a sealing conical plug 10, and the sealing conical plug 10 is matched with the tube opening of the trachea cannula tube body 1.
Further, fixture includes first centre gripping subassembly 3, centre gripping cylinder 4 and second centre gripping subassembly 15, centre gripping cylinder 4 installs firmly in the upper end of centre gripping subassembly platform 8, the output shaft of centre gripping cylinder 4 is connected with first centre gripping subassembly 3, second centre gripping subassembly 15 fixed mounting is in the upper end of centre gripping subassembly platform 8, first centre gripping subassembly 3 and the 15 looks adaptations of second centre gripping subassembly.
Further, a servo motor 9 for driving the push sliding table 2 to move is further mounted at the upper end of the bottom plate 5.
Further, air nozzles are respectively arranged on the standard air chamber 12 and the detection air chamber 13.
Further, the upper end of the bottom plate 5 is also provided with a sensor bracket 7, the sensor bracket 7 is provided with a differential pressure sensor, and the differential pressure sensor is used for measuring the pressure difference between the standard air chamber 12 and the detection air chamber 13.
Further, the number of the clamping mechanisms is 1-4 groups, and the number of the standard air chambers 12 and the number of the detection air chambers 13 are the same as the number of the clamping mechanisms.
In this embodiment, in being surveyed 1 afterbody of medical trachea cannula body and inserting the through-hole on the detection air chamber 13, centre gripping cylinder 4 drives first centre gripping subassembly 3 motion, press from both sides tight sample through first centre gripping subassembly 3 cooperation second centre gripping subassembly 15, rethread servo motor 9 drives and impels slip table 2 and impel, then action cylinder 6 drives standard air chamber 12 motion, thereby the inner chamber and the outer wall of the sealed sample that is surveyed of outer wall seal assembly 14 of pipe and sealed toper stopper 10 extrusion seal, then draw the vacuum simultaneously at detection air chamber 13 and standard air chamber 12, then detect the pressure difference between two sides through differential pressure sensor, calculate through the computer and can judge whether to leak by the medical trachea cannula body of being surveyed. When the tube wall of the trachea cannula tube body 1 leaks air, the numerical value of the differential pressure sensor can be changed obviously, when the tube wall of the trachea cannula tube body 1 does not leak air, the numerical value of the differential pressure sensor is basically unchanged, the output end of the differential pressure sensor is connected with a computer, a detection result can be obtained quickly, and the operation process is convenient and simple.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The special detection device for the medical trachea cannula tube body tightness test comprises a trachea cannula tube body (1) and a bottom plate (5), and is characterized in that an advancing sliding table (2) is installed on the bottom plate (5), a clamping component platform (8) is installed at the upper end of the advancing sliding table (2), a clamping mechanism for clamping the trachea cannula tube body (1) is installed at the upper end of the clamping component platform (8), a vertically arranged cylinder support (11) is fixedly installed at the upper end of the bottom plate (5), an action cylinder (6) is installed at one side, away from the clamping component platform (8), of the cylinder support (11), the motion direction of the action cylinder (6) and the motion direction of the advancing sliding table (2) are in the same straight line, an output shaft of the action cylinder (6) is connected with a standard air chamber (12), and the standard air chamber (12) is connected with a detection air chamber (13) through a fixed connection mode, away from the cylinder support (11, the utility model discloses a trachea cannula is characterized in that one side that detection air chamber (13) are close to centre gripping subassembly platform (8) is seted up the through-hole that air supply pipe intubate body (1) passed, install outer wall of a pipe seal assembly (14) on the inner wall of through-hole, still install sealed toper stopper (10) on the inner wall of detection air chamber (13), the mouth of pipe looks adaptation of sealed toper stopper (10) and trachea cannula body (1).
2. The special detection device for the tightness test of the medical trachea cannula body according to claim 1, wherein the clamping mechanism comprises a first clamping assembly (3), a clamping cylinder (4) and a second clamping assembly (15), the clamping cylinder (4) is fixedly installed at the upper end of a clamping assembly platform (8), an output shaft of the clamping cylinder (4) is connected with the first clamping assembly (3), the second clamping assembly (15) is fixedly installed at the upper end of the clamping assembly platform (8), and the first clamping assembly (3) is matched with the second clamping assembly (15).
3. The special detection device for the tightness test of the medical trachea cannula body according to claim 1, wherein a servo motor (9) for driving the push sliding table (2) to move is further installed at the upper end of the bottom plate (5).
4. The special detection device for the tightness test of the medical trachea cannula body according to the claim 1, wherein the standard air chamber (12) and the detection air chamber (13) are both provided with air nozzles.
5. The special detection device for the tightness test of the medical trachea cannula tube body according to the claim 1 is characterized in that a sensor bracket (7) is further installed at the upper end of the bottom plate (5), a differential pressure sensor is installed on the sensor bracket (7), and the differential pressure sensor is used for measuring the pressure difference between a standard air chamber (12) and a detection air chamber (13).
6. The special detection device for the tightness test of the medical trachea cannula tube body according to the claim 1, wherein the number of the clamping mechanisms is 1-4 groups, and the number of the standard air chambers (12) and the number of the detection air chambers (13) are the same as the number of the clamping mechanisms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011556367.3A CN112595473A (en) | 2020-12-25 | 2020-12-25 | Special detection device for testing tightness of medical trachea cannula body |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011556367.3A CN112595473A (en) | 2020-12-25 | 2020-12-25 | Special detection device for testing tightness of medical trachea cannula body |
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|---|---|
| CN112595473A true CN112595473A (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011556367.3A Pending CN112595473A (en) | 2020-12-25 | 2020-12-25 | Special detection device for testing tightness of medical trachea cannula body |
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| CN (1) | CN112595473A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418665A (en) * | 2021-08-24 | 2021-09-21 | 沈阳新智源医疗用品有限公司 | Air tightness detection equipment for connecting pipe |
| CN115655589A (en) * | 2022-12-05 | 2023-01-31 | 常州瑞迈医疗科技有限公司 | Sealing performance testing device for tubular medical instrument |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58225337A (en) * | 1982-06-25 | 1983-12-27 | Toshiba Corp | Method and apparatus for testing leakage |
| CN203894012U (en) * | 2014-06-26 | 2014-10-22 | 济南易阳世业科技有限公司 | Device for automatically detecting sealing of plastic package hose |
| CN105841900A (en) * | 2016-04-05 | 2016-08-10 | 苏州盟川自动化科技有限公司 | Corrugated pipe airtightness detection tool |
| CN105841896A (en) * | 2016-03-26 | 2016-08-10 | 宁波市宇华电器有限公司 | Device for testing sealing performance of steel plastic pipe |
| CN106768720A (en) * | 2016-12-30 | 2017-05-31 | 无锡明珠钢球有限公司 | Welding pipe sealing test device |
| CN110082036A (en) * | 2019-04-29 | 2019-08-02 | 平高集团有限公司 | Tube body seam flange air-tightness detection device |
| CN209945631U (en) * | 2019-07-08 | 2020-01-14 | 浙江正康实业股份有限公司 | Pipe fitting gas tightness detects machine |
| US10739225B1 (en) * | 2020-01-21 | 2020-08-11 | Trinity Bay Equipment Holding, LLC | Reusable pipe integrity test head systems and methods |
-
2020
- 2020-12-25 CN CN202011556367.3A patent/CN112595473A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58225337A (en) * | 1982-06-25 | 1983-12-27 | Toshiba Corp | Method and apparatus for testing leakage |
| CN203894012U (en) * | 2014-06-26 | 2014-10-22 | 济南易阳世业科技有限公司 | Device for automatically detecting sealing of plastic package hose |
| CN105841896A (en) * | 2016-03-26 | 2016-08-10 | 宁波市宇华电器有限公司 | Device for testing sealing performance of steel plastic pipe |
| CN105841900A (en) * | 2016-04-05 | 2016-08-10 | 苏州盟川自动化科技有限公司 | Corrugated pipe airtightness detection tool |
| CN106768720A (en) * | 2016-12-30 | 2017-05-31 | 无锡明珠钢球有限公司 | Welding pipe sealing test device |
| CN110082036A (en) * | 2019-04-29 | 2019-08-02 | 平高集团有限公司 | Tube body seam flange air-tightness detection device |
| CN209945631U (en) * | 2019-07-08 | 2020-01-14 | 浙江正康实业股份有限公司 | Pipe fitting gas tightness detects machine |
| US10739225B1 (en) * | 2020-01-21 | 2020-08-11 | Trinity Bay Equipment Holding, LLC | Reusable pipe integrity test head systems and methods |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418665A (en) * | 2021-08-24 | 2021-09-21 | 沈阳新智源医疗用品有限公司 | Air tightness detection equipment for connecting pipe |
| CN115655589A (en) * | 2022-12-05 | 2023-01-31 | 常州瑞迈医疗科技有限公司 | Sealing performance testing device for tubular medical instrument |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220809 Address after: No. 1026, Baodugu Road, Shanting Industrial Park, Xincheng, Shanting District, Zaozhuang City, Shandong Province, 277200 Applicant after: Shandong Jinfei Electronic Technology Co., Ltd. Address before: No.1026 Baodugu Road, Shanting Economic Development Zone, Zaozhuang City, Shandong Province 277400 Applicant before: Shandong Jinfei intelligent testing equipment Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210402 |