CN106338370B - Puncture outfit air-tightness detection device - Google Patents
Puncture outfit air-tightness detection device Download PDFInfo
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- CN106338370B CN106338370B CN201610768878.9A CN201610768878A CN106338370B CN 106338370 B CN106338370 B CN 106338370B CN 201610768878 A CN201610768878 A CN 201610768878A CN 106338370 B CN106338370 B CN 106338370B
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- detection device
- tightness
- tightness detection
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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
- G01M3/2846—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 tubes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/0034—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Physics & Mathematics (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipe Accessories (AREA)
Abstract
The present invention discloses a kind of puncture outfit air-tightness detection device comprising: gas supply mechanism, pressure regulating mechanism, flow quantity detection mechanism and air bag mechanism；The gas supply mechanism includes gas source and steam line；The pressure regulating mechanism includes pressure-regulating valve；The flow quantity detection mechanism includes flowmeter and outlet pipe；The air bag mechanism includes airbag body and the air inlet being set on the airbag body and several interfaces.Puncture outfit air-tightness detection device of the invention passes through simulation human body pneumoperitoneum environment, gas needed for being passed through detection into puncture outfit, and the flow of gas needed for detection is detected, it can be achieved to carry out effective accurate detection to the air-tightness of puncture outfit, quickly examine the air-tightness of puncture outfit whether qualified, and visual display detecting result, it is easy to use, detection time is saved, the air-tightness of puncture outfit when leaving the factory has been effectively ensured.
Description
Technical field
The present invention relates to area of medical devices, in particular to a kind of puncture outfit air-tightness detection device.
Background technique
Check, in abdominal operation and other micro-wound surgical operations that puncture outfit is essential surgical instrument in abdominal cavity.It wears
Thorn device can be established in the stomach wall of human body into channel, so as to for laparoscope or other surgical instruments (such as endoscope, scissors,
Stapler, seal wire, conduit, filter, bracket etc.) enter it is intraperitoneal, and provide gas disengaging channel, with control operation needed for
Pneumoperitoneum, to carry out inspection or surgical procedure.
Further, above-mentioned puncture outfit should have preferable air-tightness, because, in the case where pneumoperitoneum abundance, not only
The distance between abdominal cavity and internal organs have been strutted, the distance between internal organs and internal organs have also been strutted, is provided for patient relatively broad
The visual field and easily operated surgical environments.Therefore, it should guard against after forming pneumoperitoneum inside human abdominal cavity, the problem of leaking air,
Lead to the destruction of pneumoperitoneum environment and then influences the progress of operation.According to existing puncture outfit examination criteria, the inner loop of puncture outfit
In border, when air pressure is 4kPa, the bubble emerged inside puncture outfit should be less than 20.Wherein, the inner loop of the puncture outfit
Border refers to puncture outfit casing tube and punctures the space between core bar.Although above-mentioned regulation is to the examination criteria of the air-tightness of puncture outfit
Quantified, but due to being difficult to observe, can not accurately capture the quantity of bubble in actually detected, thus, according to above-mentioned
Examination criteria is generally difficult to effectively detect the air-tightness of puncture outfit.In addition, above-mentioned examination criteria is due to can not be true
Reflect the state in puncture outfit use process, thus, testing result still can not really reflect puncture outfit in a state of use
Air-tightness, reference value be not high.
Therefore, in view of the above-mentioned problems, it is necessary to propose further solution.
Summary of the invention
In view of the deficiencies of the prior art, the present invention is intended to provide a kind of puncture outfit air-tightness detection device, existing to overcome
Deficiency present in technology.
For achieving the above object, the present invention provides a kind of puncture outfit air-tightness detection device comprising: air feeder
Structure, pressure regulating mechanism, flow quantity detection mechanism and air bag mechanism；
The gas supply mechanism includes gas source and steam line；
The pressure regulating mechanism includes pressure-regulating valve；
The flow quantity detection mechanism includes flowmeter and outlet pipe；
The air bag mechanism includes airbag body and the air inlet being set on the airbag body and several interfaces；
The gas source is connected by the steam line with one end of the flowmeter, the other end of the flowmeter with
One end of the outlet pipe is connected, and the pressure-regulating valve is set to the air supply pipe between the gas source and the flowmeter
On road；The other end of the outlet pipe is connected with the air inlet, and any interface has open state and closed state,
The closed state is the original state of the interface.
As the improvement of puncture outfit air-tightness detection device of the invention, the gas source is industrial gas sources or air gas source.
As the improvement of puncture outfit air-tightness detection device of the invention, when the gas source is air gas source, the gas supply
Mechanism further includes air pump, and the air inlet of the air pump is connected by the steam line with the gas source.
As the improvement of puncture outfit air-tightness detection device of the invention, the gas outlet of the air pump passes through the air supply pipe
Road is connected with the flowmeter, that is, the pressure regulating mechanism is set to the gas supply between the air pump and the flowmeter
On pipeline；The length of steam line is 1.5m~2.5m between the air pump and the pressure regulating mechanism.
As the improvement of puncture outfit air-tightness detection device of the invention, the pressure-regulating valve is the adjusting of stagewise pressure
Valve.
As the improvement of puncture outfit air-tightness detection device of the invention, the pressure regulating mechanism further includes pressure gauge,
The pressure gauge is on the steam line between the pressure-regulating valve and flowmeter.
As the improvement of puncture outfit air-tightness detection device of the invention, the opening size of the interface be 6mm~
10mm。
As the improvement of puncture outfit air-tightness detection device of the invention, any interface, which all has, realizes the interface
It opens and the Elastic valve clack of closure, the Elastic valve clack is at least two.
As the improvement of puncture outfit air-tightness detection device of the invention, the airbag body has middle layer and setting
Rubber layer in the inside and outside two sides of the middle layer.
As the improvement of puncture outfit air-tightness detection device of the invention, the middle layer is spongy layer, described inside and outside two
The rubber layer of side is connected by way of stickup with the spongy layer.
As the improvement of puncture outfit air-tightness detection device of the invention, the inside of the airbag body has at least two
Independent space, each independent space are respectively provided with an air inlet and several interfaces, and each air inlet, which has, independently to be set
The outlet pipe set is coupled, shares at least two outlet pipes；On at least two outlet pipes, it is respectively provided with flow
Table.
As the improvement of puncture outfit air-tightness detection device of the invention, the puncture outfit air-tightness detection device further includes
Display circuit, the display circuit include indicator light, sensor and comparator, and the indicator light electrically connects with the comparator
It connects, the comparator and the sensor are electrically connected.
As the improvement of puncture outfit air-tightness detection device of the invention, the puncture outfit air-tightness detection device further includes
Shell, the pressure regulating mechanism and flow quantity detection mechanism integrated installation are in the inside of the shell.
Compared with prior art, the beneficial effects of the present invention are: puncture outfit air-tightness detection device of the invention passes through mould
Anthropomorphic body pneumoperitoneum environment, gas needed for detection is passed through into puncture outfit, and the flow of gas needed for detection is detected,
It can be achieved to carry out effective accurate detection to the air-tightness of puncture outfit, quickly examine the air-tightness of puncture outfit whether qualified, and
Visual display detecting result, it is easy to use, detection time is saved, the air-tightness of puncture outfit when leaving the factory has been effectively ensured.
Detailed description of the invention
Fig. 1 is the floor map of one specific embodiment of puncture outfit air-tightness detection device of the invention；
Fig. 2 is the floor map of another specific embodiment of puncture outfit air-tightness detection device of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axis
To ", " radial direction ", " circumferential direction ", " reciprocal ", " upstream ", the instructions such as " downstream " orientation or positional relationship be based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.Its
In, " upstream ", " downstream " they are using the flow direction of gas as reference direction in the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to be used to explain the present invention, and cannot understand
For limitation of the present invention.Each technical solution of the invention is described in detail below with reference to specific embodiment.
As shown in Figure 1, puncture outfit air-tightness detection device of the invention using flow parameter to the air-tightness of puncture outfit into
Row detection, overcomes the existing unworkable defect of puncture outfit air-tightness detection method, has easy to use, visual result
Advantage.Puncture outfit air-tightness detection device of the invention includes: gas supply mechanism 10, pressure regulating mechanism 20, flow quantity detection mechanism
30 and air bag mechanism 40.
Wherein, the gas supply mechanism 10 includes gas source 11 and steam line 12；The pressure regulating mechanism 20 includes pressure
Regulating valve 21；The flow quantity detection mechanism 30 includes flowmeter 31 and outlet pipe 32；The air bag mechanism 40 includes air bag sheet
Body 41 and the air inlet 42 and several interfaces 43 being set on the airbag body 41.
The gas supply mechanism 10, pressure regulating mechanism 20, flow quantity detection mechanism 30 have following connection relationship: the gas source
11 are connected by steam line 12 with one end of the flowmeter 31, the other end and the outlet pipe of the flowmeter 31
32 one end is connected, and the pressure-regulating valve 21 is set on the steam line between the gas source 11 and flowmeter 31.Institute
The other end for stating outlet pipe 32 is connected with the air inlet 42, and any interface 43 has open state and closed state,
The closed state is the original state of the interface 43.
The gas supply mechanism 10 is for providing gas required when being detected and providing the transfer passage of gas.Specifically
Ground, the gas supply mechanism 10 include gas source 11 and steam line 12, wherein the gas source 11 is for providing detection air-tightness when institute
The gas needed, gas source 11 can be industrial gas sources or air gas source, and the steam line 12 is for realizing gas needed for detection
Conveying.To which, gas needed for the detection from gas source 11 enters from one end of steam line 12, and from the another of steam line 12
One end discharge.
It, can be by steam line 12 and industry when puncture outfit air-tightness detection device of the invention is applied in factory floor
Gas source is connected, to directly be detected using the industrial gas sources of inside plants.In this way, not only avoid for puncture outfit it is airtight
Property detection device be equipped with special gas source, while simplifying the structure of puncture outfit air-tightness detection device, reduce costs.
In addition, when not having industrial gas sources condition, required gas when air gas source can be used as detection.At this point,
The gas supply mechanism 10 further includes air pump 13, and the air inlet of the air pump 13 is connected by the steam line 12 with gas source 11
Logical, the gas outlet of the air pump 13 is connected by the steam line 12 with flowmeter 31.To, when air pump 13 works, gas
The gas that source 11 provides is entered inside air pump 13 by air inlet, and is further transported to gas supply by the gas outlet of air pump 13
In pipeline 12.To be pumped air into steam line 12 by the air pump 13.
The pressure for the gas that the pressure regulating mechanism 20 is used to provide gas supply mechanism 10 is adjusted, to guarantee to provide
Detection needed for the pressure of gas meet the demand of detection.Specifically, the pressure regulating mechanism 20 includes pressure-regulating valve
21, which is set on the steam line between the gas source 11 and flowmeter 31.When the gas supply mechanism 10
When further including air pump 13, which is set on the steam line between the air pump 13 and flowmeter 31.Into one
Step ground, in order to which the size of the air pressure to gas needed for the detection after adjusting indicates, the pressure regulating mechanism 20 is also wrapped
Pressure gauge 22 is included, the pressure gauge 22 is on the steam line between the pressure-regulating valve 21 and flowmeter 31.To lead to
The pressure-regulating valve 21 and pressure gauge 22 are crossed, it can be to the pressure by gas needed for the detection of the pressure regulating mechanism 20
It is adjusted.Preferably, the pressure-regulating valve 21 is stagewise pressure-regulating valve.In this way, can be to the gas needed for detection
Pressure carries out classification adjusting, excessive to avoid bleed pressure, the pointer of pressure gauge 22 in adjustment process no to scale and break
Indicator.
In addition, being adjusted when the gas source 11 is air gas source in order to enable the gas being pumped into steadily to be sent into pressure
In mechanism 20, the length of steam line 12 is 1.5m~2.5m between the air pump 13 and the pressure regulating mechanism 20.In this way,
Since the length of steam line 12 between air pump 13 and pressure regulating mechanism 20 is relatively long, so as to be risen to the gas being pumped into
It is acted on to sufficient current stabilization, gas is enabled to be sent into progress pressure adjusting in pressure regulating mechanism 20 relatively stablely.
The flow quantity detection mechanism 30 is for detecting the flow of the gas by puncture outfit.To realize the purpose,
The flow quantity detection mechanism 30 is connected with the steam line 12, and is located at the downstream of the pressure regulating mechanism 20, thus,
Gas needed for detection after the pressure regulating mechanism 20 adjusting, carries out flow to it by the flow quantity detection mechanism 30
Detection.That is, the flow quantity detection mechanism 30 can measure the flow for the gas that puncture outfit is revealed under the pressure of setting.When detection is tied
Fruit is in qualified threshold range, or when being less than in qualified threshold range, shows that the air-tightness of puncture outfit meets using standard.It is no
Then, show that the air-tightness of puncture outfit is not met using standard.Wherein, standard, the qualification are used according to the air-tightness of puncture outfit
Threshold range is 0.5~0.6L/min.It should be noted that also settable stringenter qualified threshold value as needed, such as
Qualified threshold value can be set as 0.3L/min.
Specifically, the flow quantity detection mechanism 30 includes flowmeter 31 and outlet pipe 32, wherein the flowmeter 31
One end is connected by steam line 12 with the gas source 11, alternatively, one end of the flowmeter 31 passes through steam line 12 simultaneously
And be connected by air pump 13 with the gas source 11, the other end of the flowmeter 31 is connected with one end of the outlet pipe 32
It is logical.One end of the outlet pipe 32 is connected with the flowmeter 31, the other end and the air bag of the outlet pipe 32
The air inlet 42 of mechanism 40 is connected.Preferably, the flowmeter 31 is electronic flowmeter, and fast response time, sensitivity is good,
Improve the detection efficiency of puncture outfit.
The air bag mechanism 40 is for simulating human body pneumoperitoneum environment, so that the result of the air-leakage test for puncture outfit
It is more true and accurate.Specifically, the air bag mechanism 40 includes airbag body 41 and is set on the airbag body 41
Air inlet 42 and several interfaces 43.
Wherein, the airbag body 41 is the main structure of the air bag mechanism 40, internal for storing needed for detection
Gas, to simulate human body pneumoperitoneum environment.The airbag body 41 has middle layer and is set to the middle layer inside and outside two
The rubber layer of side, the middle layer can be spongy layer, and the rubber layer of two sides coats the middle layer.The inside and outside two sides
Rubber layer is connected by way of stickup with the spongy layer.In this way, the airbag body 41 can simulate human abdomen's skin
The organization construction of skin, in favor of approaching practical puncture environment.
The air inlet 42 and several interfaces 43 are opened on the airbag body 41, and with the airbag body 41
Inner space is connected.The air inlet 42 with the other end of outlet pipe 32 for being connected.Several interfaces 43 are used
In the grafting for realizing puncture outfit to be detected.Specifically, it when the interface 43 is located at original state, is in close state, this
When airbag body 41 inside gas will not be discharged by interface 43；Puncture outfit to be detected is inserted into when passing through interface 43
When, interface 43 is in the open state in the case where puncturing active force.Preferably, the opening size of the interface 43 be 6mm~
10mm, the opening size of such interface 43 is close in the opening size of human abdomen's incision with when operation, to be conducive to mould
The quasi- true use environment of puncture outfit.
To achieve the goals above, any interface 43 has the Elastic valve clack for realizing itself closure or openness, the bullet
Property flap be at least two, when at least two Elastic valve clack in the closure state, each Elastic valve clack abuts each other, thus
Realize the closure of interface.When at least two Elastic valve clack is in the open state, any Elastic valve clack, which has to reply, to be closed
The restoring force of conjunction state.At this point, the casing of Elastic valve clack and puncture outfit leans, good sealing is formed therebetween, thus
Realize the unlatching of interface.
Further, since the interface 43 is several, on the one hand, can disposably the air-tightness to multiple puncture outfits carry out
It detects simultaneously, improves detection efficiency.When finding that air-tightness is not inconsistent standardization, then each puncture outfit is examined one by one one by one
It surveys.If all complied with standard, then the step of detecting one by one is saved.On the other hand, in practical primary minimally invasive abdominal cavity clinical operation, generally
Need with 2 to 5 puncture outfits for laparoscope or other surgical instruments (such as endoscope, scissors, stapler, seal wire, conduit, filter,
Bracket etc.) simultaneously enter it is intraperitoneal, multiple puncture outfits are often one group of surgical instrument；Puncture outfit detection device of the invention can be with
The air-tightness of multiple puncture outfits is detected simultaneously, so that multiple puncture outfits are simultaneously in use, air-tightness in real simulation surgical procedure
Whether meet the requirements.
As shown in Fig. 2, in other embodiments, in order to further increase detection efficiency, airbag body 41 can be separated
At at least two independent spaces.Each independent space is respectively provided with an air inlet 42 and several interfaces 43.More into one
Step ground, each air inlet 42 have an outlet pipe coupled, at least two air inlets 42 and at least two outlet pipes
It connects one to one.On at least two outlet pipes for being separately connected each air inlet 42, it is respectively provided with flowmeter 31, can be improved
Detection efficiency.To, when to each independent space only one puncture outfit of grafting, at least two independent spaces can realize to
While few two puncture outfits, efficient, accurate air-leakage test.Certainly, above-mentioned detection mode is sacrificed in a gas
The simulation of the true surgical environments of multiple puncture outfits is inserted into abdomen simultaneously.It should be noted that Fig. 2 is illustrated only airbag body
41 are separated into the situation in two independent spaces, other situations are not shown.
It can be seen that the gas supply mechanism 10 leads to for providing gas required when being detected and providing the conveying of gas
Road.The pressure for the gas that the pressure regulating mechanism 20 is used to provide gas supply mechanism 10 is adjusted, to guarantee the inspection provided
The pressure of gas needed for surveying meets the demand of detection.The flow quantity detection mechanism 30 is used for the stream to the gas by puncture outfit
Amount is detected.The air bag mechanism 40 is used to simulate human body pneumoperitoneum environment, so that be directed to the air-leakage test of puncture outfit
Structure is more true and accurate.
To, when specifically used, gas needed for the detection provided first gas source 11 by pressure regulating mechanism 20 into
Row pressure is adjusted.Observe pressure gauge 22, when pressure is adjusted to it is eligible when, observe flowmeter 31 reading, when reading is zero
When, illustrate that detection device entirety air-tightness is good.Then, the casing of puncture outfit is inserted into airbag body from the interface 43
In 41.At this point, the reading of observation flowmeter 31, when the reading of flowmeter 31 is in qualified threshold range, or it is less than qualified threshold
When being worth in range, show that the air-tightness of puncture outfit meets using standard.Otherwise, show that the air-tightness of puncture outfit is not met using mark
It is quasi-.
In addition, for the air-leakage test result more intuitively to display puncture outfit.The puncture outfit air-leakage test
Device further includes display circuit 50, and the display circuit 50 specifically includes indicator light, sensor and comparator.
Wherein, whether the air-tightness that the indicator light is used to indicate puncture outfit meets using standard.The indicator light includes
Red light and green light parallel with one another.To red light be lighted, the air-tightness for being set as puncture outfit is not met using standard；It will
Green light lights, and the air-tightness for being set as puncture outfit meets using standard.
The comparator and indicator light are electrically connected, and the comparator is used to carry out puncture outfit inspection when air-leakage test
Result is surveyed to be judged.When being in qualified threshold range, or being less than in qualified threshold range that is, working as testing result, show to wear
The air-tightness of thorn device meets using standard.Otherwise, show that the air-tightness of puncture outfit is not met using standard.
Meanwhile control signal can be transmitted to indicator light, for controlling the light on and off of red light and green light in comparator.That is, when puncturing
The air-tightness of device meets using standard, and comparator sends a control signal to green light, and control green light lights；When the air-tightness of puncture outfit
It does not meet using standard, comparator sends a control signal to red light, and control red light lights.
The sensor and the comparator are electrically connected, and are used to supply when puncture outfit carries out air-leakage test
Gas flow in pipeline 12 or outlet pipe 32 is converted to the electric signal that can be identified by comparator.
In addition, the puncture outfit air-tightness detection device further includes shell 60, the pressure regulating mechanism 20 and flow inspection
30 integrated installation of mechanism is surveyed in the inside of the shell 60.The steam line 12 is extended to from gas source 11 in the shell
60, and be connected with the flowmeter 31.The flowmeter 31 also has control switch, the pressure gauge 22 and flowmeter 31
Display interface, control switch are set on the lateral surface of the shell.
In conclusion puncture outfit air-tightness detection device of the invention passes through simulation human body pneumoperitoneum environment, into puncture outfit
Gas needed for being passed through detection, and the flow of gas needed for detection is detected, it can be achieved that the air-tightness of puncture outfit into
Whether the effective accurate detection of row, quickly examine the air-tightness of puncture outfit qualified, and visual display detecting result, user
Just, detection time is saved, the air-tightness of puncture outfit when leaving the factory has been effectively ensured.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (13)
1. a kind of puncture outfit air-tightness detection device, which is characterized in that the puncture outfit air-tightness detection device includes: air feeder
Structure, pressure regulating mechanism, flow quantity detection mechanism and air bag mechanism；
The gas supply mechanism includes gas source and steam line；
The pressure regulating mechanism includes pressure-regulating valve；
The flow quantity detection mechanism includes flowmeter and outlet pipe；
The air bag mechanism includes airbag body and the air inlet being set on the airbag body and several interfaces；
The gas source is connected by the steam line with one end of the flowmeter, the other end of the flowmeter with it is described
One end of outlet pipe is connected, and the pressure-regulating valve is set to the steam line between the gas source and the flowmeter
On；The other end of the outlet pipe is connected with the air inlet, and any interface has open state and closed state, institute
State the original state that closed state is the interface.
2. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the gas source be industrial gas sources or
Air gas source.
3. puncture outfit air-tightness detection device according to claim 2, which is characterized in that the gas source is air gas source
When, the gas supply mechanism further includes air pump, and the air inlet of the air pump is connected by the steam line with the gas source.
4. puncture outfit air-tightness detection device according to claim 3, which is characterized in that the gas outlet of the air pump passes through
The steam line is connected with the flowmeter, that is, the pressure regulating mechanism is set to the air pump and the flowmeter
Between steam line on；The length of steam line is 1.5m~2.5m between the air pump and the pressure regulating mechanism.
5. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the pressure-regulating valve is classification
Formula pressure-regulating valve.
6. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the pressure regulating mechanism also wraps
Pressure gauge is included, the pressure gauge is on the steam line between the pressure-regulating valve and flowmeter.
7. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the opening size of the interface
For 6mm~10mm.
8. puncture outfit air-tightness detection device according to claim 1, which is characterized in that any interface all has realization
The interface is opened and the Elastic valve clack of closure, and the Elastic valve clack is at least two.
9. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the airbag body has centre
Layer and the rubber layer for being set to the inside and outside two sides of the middle layer.
10. puncture outfit air-tightness detection device according to claim 9, which is characterized in that the middle layer is spongy layer,
The rubber layer of the inside and outside two sides is connected by way of stickup with the spongy layer.
11. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the inside of the airbag body
With at least two independent spaces, each independent space is respectively provided with an air inlet and several interfaces, each air inlet
Mouth has the outlet pipe being independently arranged coupled, shares at least two outlet pipes；On at least two outlet pipes,
It is respectively provided with flowmeter.
12. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the puncture outfit air-tightness inspection
Surveying device further includes display circuit, and the display circuit includes indicator light, sensor and comparator, the indicator light with it is described
Comparator is electrically connected, and the comparator and the sensor are electrically connected.
13. puncture outfit air-tightness detection device according to claim 1, which is characterized in that the puncture outfit air-tightness inspection
Surveying device further includes shell, and the pressure regulating mechanism and flow quantity detection mechanism integrated installation are in the inside of the shell.
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| CN108663169A (en) * | 2017-03-28 | 2018-10-16 | 长城汽车股份有限公司 | Airtight detecting apparatus and method |
| CN107105381A (en) * | 2017-06-22 | 2017-08-29 | 深圳市山海精仪科技有限公司 | A kind of audio amplifier air leak test device and detection method |
| CN108007653A (en) * | 2017-12-28 | 2018-05-08 | 杭州光典医疗器械有限公司 | The air-leakage detector of puncture outfit |
| CN108956061A (en) * | 2018-10-12 | 2018-12-07 | 广州衍瀚软件有限公司 | A kind of battery case air-tightness intelligent checking system and its detection method |
| CN112842339A (en) * | 2020-12-31 | 2021-05-28 | 四川大学华西第二医院 | Basin bottom pressure detector |
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