CN210774556U - Air tightness detection device - Google Patents
Air tightness detection device Download PDFInfo
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- CN210774556U CN210774556U CN201921036698.7U CN201921036698U CN210774556U CN 210774556 U CN210774556 U CN 210774556U CN 201921036698 U CN201921036698 U CN 201921036698U CN 210774556 U CN210774556 U CN 210774556U
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Abstract
The utility model provides an air tightness detection device, which comprises a controller, an air supply device, a transfusion tube fixing device and a display device, wherein the transfusion tube fixing device comprises a cap clamp and a conical clamp, the cap clamp is provided with a placing port, the placing port is matched with the cap head of a transfusion device, the conical clamp is fixedly provided with an interface, the air supply device comprises an air pump, an air inlet pipeline and an exhaust pipeline, the head and the tail of the air inlet pipeline are communicated with the air pump and the interface, one end of the exhaust pipeline is communicated with the interface, the other end of the exhaust pipeline is provided with a flow meter and a pressure meter, the flow meter and the pressure meter are both fixedly connected with the display device, the flow meter and the pressure meter are both electrically connected with the controller, a plurality of signal lamps with different colors are fixedly arranged on the display device, and the signal lamps are electrically, the working efficiency is improved.
Description
Technical Field
The utility model belongs to the detection device field, in particular to gas tightness detection device.
Background
The infusion apparatus belongs to the medical instrument commonly used, and the infusion apparatus among the prior art includes conical head and cap head, and the infusion apparatus is when carrying out the manufacturing, often needs to detect its gas tightness, and the project that detects includes whether leak, whether jam, whether rupture of membranes. At present, among the prior art, the utility model patent of application publication number "CN 201310554294.8" discloses a transfusion system leaks stifled machine that detects, the utility model discloses a both ends of fixed transfusion system to fill into gas from the one end of transfusion system, according to the feedback to gas pressure's pressure value, transmit for the controller, the controller contrasts pressure value and standard pressure value, and the contrast result shows in the controller for judge the phenomenon of leaking stifled.
However, since each infusion set is required to be read and analyzed from the display of the controller when being leaked and blocked, the eyes of an operator are easy to feel tired after working for a long time, and thus, errors are easy to occur in reading, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an airtightness detection device can reduce the possibility that the reading takes place the mistake easily to work efficiency has been improved.
The technical scheme of the utility model is realized like this: a gas tightness detection device comprises a controller, a gas supply device, a transfusion tube fixing device and a display device, wherein the transfusion tube fixing device comprises a cap clamp and a conical clamp, a placing opening is formed in the cap clamp and is matched with a cap head of a transfusion device, a connector is fixedly arranged on the conical clamp and comprises a first through opening, a second through opening and a third through opening which are mutually communicated, the first through opening is matched with the conical head of the transfusion device, the gas supply device comprises a gas pump, a gas inlet pipeline and an exhaust pipeline, the head and the tail of the gas inlet pipeline are respectively communicated with the gas pump and the second through opening, the gas inlet pipeline is provided with a first electromagnetic valve, the first electromagnetic valve is electrically connected with the controller, one end of the exhaust pipeline is communicated with the third through opening, the other end of the exhaust pipeline is provided with a flow meter and a pressure meter, the exhaust pipeline is provided with a second, the shell and the display device fixed connection of flow meter, the shell and the display device fixed connection of manometer, flow meter and manometer all are connected with the controller electricity, and the last fixed signal lamp that is provided with a plurality of different colours of display device, signal lamp and controller electricity are connected.
The infusion tube fixing device is used for fixing two ends of an infusion apparatus, gas in an air pump enters a second port through an air inlet pipeline, the gas in the second port passes through a first port and is injected into the infusion apparatus from one end of a conical head of the infusion apparatus, the gas in the infusion apparatus passes through a flow meter and a pressure gauge through an exhaust pipeline respectively, the flow meter transmits a measured flow value to a controller, the controller compares the flow value with a set value and shows a comparison result in a signal lamp mode, whether the infusion apparatus is broken or not and is blocked or not can be judged through the indication of the signal lamp, the pressure gauge transmits the measured pressure value to the controller, the controller compares the pressure value with the set value and shows the comparison result in the signal lamp mode, whether the infusion apparatus is leaked or not can be judged through the indication of the signal lamp, and an operator can judge whether the infusion apparatus is broken or not through the indication of the signal lamp, Whether the leakage is blocked or not reduces the possibility of reading error easily and improves the working efficiency.
In a preferred embodiment, the signal lamps correspond to the exhaust pipelines one by one, the signal lamps include three rows, the first row of signal lamps are arranged at the bottom of the flow meter and are green lamps, the second row of signal lamps are arranged at the top of the flow meter and are yellow lamps, and the third row of signal lamps are arranged at the top of the pressure meter and are red lamps.
The condition of the infusion apparatus detection can be judged by lighting the lamps with different colors.
As a preferred embodiment, place the mouth and include a plurality of, the interface includes a plurality of, divide into a plurality of admission lines after admission line gets into circular cone anchor clamps, every admission line and interface one-to-one setting, exhaust duct includes a plurality of, and exhaust duct's one end and interface one-to-one setting, exhaust duct's the other end are provided with flow meter and manometer.
After the first electromagnetic valve opens the second electromagnetic valve and closes, gas in the air pump enters the air inlet pipeline, gas in the air inlet pipeline respectively enters each branch air inlet pipeline, gas in each branch air inlet pipeline enters the corresponding interface, gas in the interfaces enters the infusion apparatus connected with the interface, after the first electromagnetic valve closes the second electromagnetic valve and opens, gas in the infusion apparatus enters the interfaces connected with the first electromagnetic valve, gas in the interfaces and gas in the exhaust pipelines respectively enter the exhaust pipelines corresponding to the interfaces, and gas in each exhaust pipeline can be detected through the flow meter and the pressure meter.
In a preferred embodiment, the display device is fixedly arranged on the workbench, the bottom of the workbench is provided with a foot switch, and the foot switch is electrically connected with the controller.
The foot switch is stepped on, the foot switch transmits a signal to the controller, the controller controls the first electromagnetic valve to be opened and the second electromagnetic valve to be closed, the foot is withdrawn from the foot switch, the foot switch transmits the signal to the controller, and the controller controls the first electromagnetic valve to be closed and the second electromagnetic valve to be opened.
In a preferred embodiment, a placing frame is arranged on one side of the workbench.
The infusion apparatus is hung on the placing frame, the infusion apparatus which is not detected is placed on one side, when the infusion apparatus is detected, the infusion apparatus does not need to be taken down from the placing frame, the infusion apparatus which is detected to be qualified moves to the other side, and the infusion apparatus which is detected to be unqualified is taken down and placed in a classified mode.
After the technical scheme is adopted, the beneficial effects of the utility model are that: inserting a conical head of an infusion apparatus into a conical clamp, inserting a cap head of the infusion apparatus into a cap clamp, treading on a foot switch, controlling a first electromagnetic valve to open by a controller, closing a second electromagnetic valve, driving gas in an air pump into the infusion apparatus at the moment, loosening the foot switch, controlling the first electromagnetic valve to close by the controller, controlling the second electromagnetic valve to open by the second electromagnetic valve, enabling the gas in the infusion apparatus to enter a display device through an exhaust pipeline at the moment, detecting the flow of the gas by a flow meter, displaying the value on the flow meter, transmitting the measured value information to the controller, comparing the measured value with a set value by the controller, judging whether the infusion apparatus breaks a membrane or not, judging whether the infusion apparatus is blocked or not, and then displaying the judged result through a signal lamp.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an infusion set;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of a conical fixture;
fig. 4 is a schematic flow chart of the infusion set detection method performed by the air tightness detection device.
In the figure, 1-infusion set; 2-a controller; 3-a gas supply device; 4-a display device; 5-a transfusion tube fixing device; 6-a foot switch; 7-placing the rack; 8, a workbench; 10-cone head; 11-a cap head; 30-an air pump; 31-an air intake duct; 310-branch air inlet pipelines; 311-a first solenoid valve; 32-interface; 320-a first port; 321-a second port; 322-third port; 33-an exhaust duct; 330-a second solenoid valve; 40-flow meter; 41-pressure gauge; 42-signal lamps; 420-yellow light; 421-red light; 422-green light; 50-a cap clamp; 51-a conical jig; 500-Place the mouth.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
According to fig. 1 to 4, an air tightness detecting device comprises a controller 2, an air supply device 3, an infusion tube fixing device 5 and a display device 4, wherein the infusion tube fixing device 5 comprises a cap clamp 50 and a conical clamp 51, the cap clamp 50 is provided with a placing port 500, the placing port 500 is matched with a cap head 11 of an infusion apparatus 1, the conical clamp 51 is fixedly provided with a connector 32, the connector 32 comprises a first through hole 320, a second through hole 321 and a third through hole 322 which are communicated with each other, the first through hole 320 is matched with a conical head 10 of the infusion apparatus 1, the air supply device 3 comprises an air pump 30, an air inlet pipeline 31 and an exhaust pipeline 33, the head and the tail of the air inlet pipeline 31 are communicated with the air pump 30 and the second through hole 321, the air inlet pipeline 31 is provided with a first electromagnetic valve 330, the first electromagnetic valve 330 is electrically connected with the controller 2, one end of the exhaust pipeline 33 is communicated with the third through hole 322, the other end of the exhaust, the exhaust pipeline 33 is provided with one end of a flow meter 40 and one end of a pressure gauge 41 and is sealed, a second electromagnetic valve 330 is arranged on the exhaust pipeline 33, the second electromagnetic valve 330 is electrically connected with the controller 2, the shell of the flow meter 40 is fixedly connected with the display device 4, the shell of the pressure gauge 41 is fixedly connected with the display device 4, the flow meter 40 and the pressure gauge 41 are both electrically connected with the controller 2, a plurality of signal lamps 42 with different colors are fixedly arranged on the display device 4, and the signal lamps 42 are electrically connected with the controller 2.
The model of the flow meter in the embodiment is PFM7255-C6-A-M, and the model of the pressure meter is ISE 40A-01-R. The transfusion tube fixing device 5 is used for fixing two ends of the transfusion device 1, one end of a conical head 10 of the transfusion device 1 is communicated with a connector 32, one end of a cap head 11 of the transfusion device 1 is in a closed state, an air inlet pipeline 31 is used for pumping air in an air pump 30 into the transfusion device 1 from one end of the transfusion device 1, the set air pressure is 50KPa, the air in the transfusion device 1 respectively passes through a flow meter 40 and a pressure meter 41 through an exhaust pipeline 33, the flow meter 40 transmits the measured flow value to the controller 2, the controller 2 compares the flow value with the set value and shows the comparison result in the form of a signal lamp 42, whether the transfusion device 1 breaks a membrane or not and is blocked or not can be judged through the representation of the signal lamp 42, the pressure meter 41 transmits the measured pressure value to the controller 2, the controller 2 compares the pressure value with the set value and shows the comparison result in the form of the signal lamp 42, whether the infusion set 1 leaks can be judged through the indication of the signal lamp 42, and whether the membrane of the infusion set 1 is broken, blocked or leaked can be judged through the indication of the signal lamp 42 by an operator, so that the possibility of error occurrence of reading is reduced, and the working efficiency is improved.
A placing frame 7 is arranged on one side of the workbench 8, the infusion set 1 is hung on the placing frame 7, the infusion set 1 which is not detected is placed on one side, when the infusion set 1 is detected, the infusion set 1 does not need to be taken down from the placing frame 7, the infusion set 1 which is detected to be qualified is moved to the other side, and the infusion set 1 which is detected to be unqualified is taken down and placed in a classified mode.
The signal lamps 42 correspond to the exhaust pipelines 33 one by one, the signal lamps 42 include three rows, the first row of signal lamps 42 are arranged at the bottom of the flow meter 40 and are green lamps 422, the second row of signal lamps 42 are arranged at the top of the flow meter 40 and are yellow lamps 420, the third row of signal lamps 42 are arranged at the top of the pressure gauge 41 and are red lamps 421, and the condition detected by the infusion apparatus 1 can be judged by lighting the lamps with different colors.
Place mouthful 500 and include a plurality of, interface 32 includes a plurality of, divide into a plurality of admission lines 310 after admission line 31 gets into circular cone anchor clamps 51, every admission line 310 and interface 32 one-to-one setting, and exhaust duct 33 includes a plurality of, and exhaust duct 33's one end and interface 32 one-to-one setting, and exhaust duct 33's the other end is provided with flow meter 40 and manometer 41, display device 4 are fixed to be set up on workstation 8, and workstation 8 bottom is provided with foot switch 6, and foot switch 6 and 2 electricity of controller are connected.
When the foot switch 6 is stepped on, the foot switch 6 transmits a signal to the controller 2, the controller 2 controls the first electromagnetic valve 311 to be opened, the second electromagnetic valve 330 to be closed, the foot is removed from the foot switch 6, the foot switch 6 transmits a signal to the controller 2, and the controller 2 controls the first electromagnetic valve 311 to be closed and the second electromagnetic valve 330 to be opened. After the first electromagnetic valve 311 opens the second electromagnetic valve 330 and closes, the gas in the air pump 30 enters the air inlet pipe, the gas in the air inlet pipe 31 respectively enters each branch air inlet pipe 310, the gas in each branch air inlet pipe 310 enters the corresponding interface 32, the gas in the interface 32 enters the infusion apparatus 1 connected with the interface 32, after the first electromagnetic valve 311 closes the second electromagnetic valve 330 and opens, the gas in the infusion apparatus 1 enters the corresponding interface 32, the gas in the interface 32 and the gas in the exhaust pipe 33 respectively enter the corresponding exhaust pipe 33, the gas in each exhaust pipe 33 can be detected through the flow meter 40 and the pressure meter 41, the gas is used for simultaneously detecting a plurality of infusion apparatuses 1, and the detection result of each infusion apparatus 1 is displayed through the measurement results of the flow meter 40 and the pressure meter 41 on each exhaust pipe 33.
The method for detecting the infusion set 1 by the air tightness detection device comprises the following steps:
And 2, stepping on the foot switch 6, transmitting a signal to the controller 2 by the foot switch 6, controlling the first electromagnetic valve 311 to be opened and the second electromagnetic valve 330 to be closed by the controller 2, and pumping the gas with the set pressure in the air pump 30 into the infusion apparatus 1 through the air inlet pipeline.
And 3, releasing the foot switch 6, transmitting a signal to the controller 2 by the foot switch 6, controlling the first electromagnetic valve 311 to be closed and the second electromagnetic valve 330 to be opened by the controller 2, and enabling the gas in the infusion apparatus 1 to enter the display through the exhaust pipeline 33.
when Q < Q0When the infusion apparatus 1 is judged to be in the blocking state,
when Q > Q0When the infusion apparatus 1 is in the membrane rupture state, the membrane rupture state is determined.
when P < P0When the leakage is detected, the transfusion system 1 is judged to be leakage.
Q＝Q0In the meantime, the value displayed by the flow meter 40 is in a red font, the yellow light 420 and the green light 422 are not on, and Q is less than Q0The flow meter 40 displays red font, the green light 422 is on, and Q is more than Q0The value displayed by the flow meter 40 is a green font, the yellow light 420 is on, and P is more than P0When the pressure gauge 41 is in a red font, the red light 421 is not on, and P is less than P0When the pressure gauge 41 displays a green font, the red light 421 is on, and Q is turned on0＝3.0～5.0Nm3/h，P0＝50KPa。
Inserting the conical head 10 of the infusion apparatus 1 into the conical clamp 51, inserting the cap head 11 of the infusion apparatus 1 into the cap clamp 50, stepping on the foot switch 6, controlling the first electromagnetic valve 311 to open by the controller 2, closing the second electromagnetic valve 330, pumping the gas in the air pump 30 into the infusion apparatus 1, loosening the foot switch 6, controlling the first electromagnetic valve 311 to close by the controller 2, opening the second electromagnetic valve 330, allowing the gas in the infusion apparatus 1 to enter the display device 4 through the exhaust pipeline 33, allowing the gas to pass through the flow meter 40, detecting the flow of the gas by the flow meter 40, displaying the value on the flow meter 40, meanwhile, the measured numerical value information is transmitted to the controller 2, the controller 2 compares the measured numerical value with the set numerical value to judge whether the infusion apparatus 1 breaks the membrane and is blocked, and then the judged result is displayed through the signal lamp 42.
As shown in the above table, when the infusion set 1 is in the state of rupture of membranes, the yellow lamp 420 is on, the flow value is displayed in green, when the infusion set 1 is in the state of blockage, the green lamp 422 is on, the flow value is displayed in red, when the infusion set 1 is in the state of qualification, neither the yellow lamp 420 nor the green lamp 422 is on, and the flow value is displayed in red. The gas passes through the pressure gauge 41, the pressure gauge 41 detects the pressure of the gas, the numerical value is displayed on the pressure gauge 41, meanwhile, the measured numerical value information is transmitted to the controller 2, the controller 2 compares the measured numerical value with the set numerical value to judge whether the infusion apparatus 1 leaks, and then the judged result is shown through the signal lamp 42. When the infusion apparatus 1 is in a qualified state, the red light 421 is not on, the pressure gauge 41 displays that the numerical value is green, when the infusion apparatus 1 is in a leakage state, the red light 421 is on, the pressure gauge 41 displays that the numerical value is green, whether the membrane of the infusion apparatus 1 is broken, whether the infusion apparatus is blocked or not and whether the infusion apparatus leaks or not can be judged through the signal lamps 42 with different colors, the possibility of easy error reading is reduced, and the working efficiency is improved.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The air tightness detection device is characterized by comprising a controller, an air supply device, an infusion tube fixing device and a display device, wherein the infusion tube fixing device comprises a cap clamp and a conical clamp, a placing opening is formed in the cap clamp and is matched with a cap head of an infusion apparatus, a connector is fixedly arranged on the conical clamp and comprises a first through opening, a second through opening and a third through opening which are communicated with each other, the first through opening is matched with the conical head of the infusion apparatus, the air supply device comprises an air pump, an air inlet pipeline and an exhaust pipeline, the head and the tail of the air inlet pipeline are respectively communicated with the air pump and the second through opening, a first electromagnetic valve is arranged on the air inlet pipeline and is electrically connected with the controller, one end of the exhaust pipeline is communicated with the third through opening, and the other end of the exhaust pipeline is provided with a flow meter and a pressure gauge, the air exhaust pipeline is provided with a second electromagnetic valve, the second electromagnetic valve is electrically connected with the controller, a shell of the flowmeter is fixedly connected with the display device, a shell of the pressure gauge is fixedly connected with the display device, the flowmeter and the pressure gauge are electrically connected with the controller, the display device is fixedly provided with a plurality of signal lamps with different colors, and the signal lamps are electrically connected with the controller.
2. The airtightness detection apparatus according to claim 1, wherein the signal lamps correspond to the exhaust pipes one to one, the signal lamps include three rows, a first row of signal lamps is disposed at the bottom of the flow meter and is a green lamp, a second row of signal lamps is disposed at the top of the flow meter and is a yellow lamp, and a third row of signal lamps is disposed at the top of the flow meter and is a red lamp.
3. The airtightness detection device according to claim 1, wherein the placement port includes a plurality of ports, the ports include a plurality of ports, the inlet duct is divided into a plurality of inlet ducts after entering the conical fixture, each inlet duct and the port are arranged in a one-to-one correspondence, the exhaust duct includes a plurality of ports, one end of the exhaust duct and the port are arranged in a one-to-one correspondence, and the other end of the exhaust duct is provided with the flow meter and the pressure gauge.
4. The airtightness detection apparatus according to claim 1, wherein the display device is fixedly disposed on the worktable, a foot switch is disposed at a bottom of the worktable, and the foot switch is electrically connected to the controller.
5. The airtightness detection apparatus according to claim 4, wherein a placement frame is provided on one side of the table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921036698.7U CN210774556U (en) | 2019-07-04 | 2019-07-04 | Air tightness detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921036698.7U CN210774556U (en) | 2019-07-04 | 2019-07-04 | Air tightness detection device |
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| CN210774556U true CN210774556U (en) | 2020-06-16 |
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| CN201921036698.7U Expired - Fee Related CN210774556U (en) | 2019-07-04 | 2019-07-04 | Air tightness detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398326A (en) * | 2019-07-04 | 2019-11-01 | 江苏吉春医用器材有限公司 | Air-tightness detection device |
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2019
- 2019-07-04 CN CN201921036698.7U patent/CN210774556U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398326A (en) * | 2019-07-04 | 2019-11-01 | 江苏吉春医用器材有限公司 | Air-tightness detection device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 |
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| CF01 | Termination of patent right due to non-payment of annual fee |