CN106338370A - Airtightness detector for puncturing device - Google Patents
Airtightness detector for puncturing device Download PDFInfo
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- CN106338370A CN106338370A CN201610768878.9A CN201610768878A CN106338370A CN 106338370 A CN106338370 A CN 106338370A CN 201610768878 A CN201610768878 A CN 201610768878A CN 106338370 A CN106338370 A CN 106338370A
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- air
- perforator
- gas
- detection device
- 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
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pipe Accessories (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention discloses an airtightness detector for a puncturing device. The detector comprises an air feed mechanism, a pressure adjusting mechanism, a flow detection mechanism and an air bag mechanism. The air feed mechanism comprises an air source and an air supply pipeline; the pressure adjusting mechanism comprises a pressure regulator valve; the flow detection mechanism comprises a flowmeter and an air outlet pipeline; and the air bag mechanism comprises an air bag body and air inlets and plugging ports arranged in the air bag body. According to the airtightness detector, needed gas is input into the puncturing device by simulating the pneumoperitoneum environment of the human body, and the flow of the needed gas is detected, so that the airtightness of the puncturing device can be detected effectively and accurately, whether the airtightness of the puncturing device is qualified can be detected rapidly, a detection result is displayed visually, use is convenient, detection time is saved, and the airtightness of the puncturing device which leaves a factory is ensured effectively.
Description
Technical field
The present invention relates to area of medical devices, in particular to a kind of perforator air-tightness detection device.
Background technology
In abdominal cavity inspection, abdominal operation and other micro-wound surgical operations, perforator is requisite operating theater instruments.Wear
Thorn device can set up entrance passage in the stomach wall of human body, so as to supply peritoneoscope or other operating theater instruments (as endoscope, shears,
Anastomat, seal wire, conduit, filter, support etc.) enter intraperitoneal, and provide the passage of gas turnover, to control operation required
Pneumoperitoneum, to be checked or operation technique.
Further, above-mentioned perforator should have preferable air-tightness, because, in the case of pneumoperitoneum abundance, not only
Strut the distance between abdominal cavity and internal organs, also strutted the distance between internal organs and internal organs, provide for patient relatively broad
The visual field and easily operated surgical environments.Therefore it should after preventing human abdominal cavity to be internally formed pneumoperitoneum, the problem that leaks air,
The destruction leading to pneumoperitoneum environment and then the carrying out affecting operation.According to existing perforator examination criteria, the inner loop of perforator
In border, when air pressure is for 4kpa, the bubble emerged inside perforator should be less than 20.Wherein, the inner loop of described perforator
Border refers to puncture outfit casing tube and punctures the space between core bar.Although the bubble-tight examination criteria to perforator for the above-mentioned regulation
Quantified, but due to being difficult to observe, cannot accurately capture the quantity of bubble in actually detected, thus, according to above-mentioned
Examination criteria is generally difficult to the air-tightness of perforator is effectively detected.Additionally, above-mentioned examination criteria is due to cannot be true
Reflection perforator use during state, thus, testing result still cannot truly reflect perforator in a state of use
Air-tightness, reference value is not high.
Therefore, for the problems referred to above it is necessary to propose further solution.
Content of the invention
For the deficiencies in the prior art, the present invention is intended to provide a kind of perforator air-tightness detection device, existing to overcome
Not enough present in technology.
For achieving the above object, the present invention provides a kind of perforator air-tightness detection device, comprising: air feeder
Structure, pressure regulating mechanism, flow quantity detection mechanism and air bag mechanism；
Described gas supply mechanism includes source of the gas and steam line；
Described pressure regulating mechanism includes pressure-regulating valve；
Described flow quantity detection mechanism includes flow meter and outlet pipe；
Described air bag mechanism includes airbag body and is arranged at the air inlet on described airbag body and some interfaces；
Described source of the gas is connected with one end of described flow meter by described steam line, the other end of described flow meter with
One end of described outlet pipe is connected, and described pressure-regulating valve is arranged at the air supply pipe between described source of the gas and described flow meter
On road；The other end of described outlet pipe is connected with described air inlet, and arbitrary interface has opening and closure state,
Described closure state is the original state of described interface.
As the improvement of the perforator air-tightness detection device of the present invention, described source of the gas is industrial gas sources or air source of the gas.
As the improvement of the perforator air-tightness detection device of the present invention, when described source of the gas is air source of the gas, described supply
Mechanism also includes air pump, and the air inlet of described air pump is connected with described source of the gas by described steam line.
As the improvement of the perforator air-tightness detection device of the present invention, described air supply pipe is passed through in the gas outlet of described air pump
Road is connected with described flow meter, i.e. described pressure regulating mechanism is arranged at the supply between described air pump and described flow meter
On pipeline；Between described air pump and described pressure regulating mechanism, the length of steam line is 1.5m～2.5m.
As the improvement of the perforator air-tightness detection device of the present invention, described pressure-regulating valve is adjusted for stagewise pressure
Valve.
As the improvement of the perforator air-tightness detection device of the present invention, described pressure regulating mechanism also includes pressure gauge,
Described pressure gauge is located on the steam line between described pressure-regulating valve and flow meter.
As the improvement of the perforator air-tightness detection device of the present invention, the opening size of described interface be 6mm～
10mm.
As the improvement of the perforator air-tightness detection device of the present invention, arbitrary interface is respectively provided with realizes described interface
The Elastic valve clack opened and close, described Elastic valve clack is at least two.
As the improvement of the perforator air-tightness detection device of the present invention, described airbag body has intermediate layer and setting
Rubber layer in the inside and outside both sides in described intermediate layer.
As the improvement of the perforator air-tightness detection device of the present invention, described intermediate layer is spongy layer, described inside and outside two
The rubber layer of side is connected with described spongy layer by way of pasting.
As the improvement of the perforator air-tightness detection device of the present invention, the inside of described airbag body has at least two
Independent space, each independent space is respectively provided with an air inlet and several interfaces, and each air inlet all has and independently sets
The outlet pipe put is coupled, has at least two outlet pipes；On at least two outlet pipes, it is respectively provided with flow
Table.
As the improvement of the perforator air-tightness detection device of the present invention, described perforator air-tightness detection device also includes
Display circuit, described display circuit includes display lamp, sensor and comparator, and described display lamp is electrically connected with described comparator
Connect, described comparator is electrically connected with described sensor.
As the improvement of the perforator air-tightness detection device of the present invention, described perforator air-tightness detection device also includes
Housing, described pressure regulating mechanism and flow quantity detection mechanism integrated installation are in the inside of described housing.
Compared with prior art, the invention has the beneficial effects as follows: the perforator air-tightness detection device of the present invention pass through mould
Anthropomorphic bromhidrosis abdominal ring border, is passed through the required gas of detection in perforator, and the flow of the gas required to detection detects,
Can achieve that the air-tightness to perforator is effectively accurately detected, whether the air-tightness of quick inspection perforator is qualified, and
Visual display detecting result, it is easy to use, saves detection time, perforator air-tightness when dispatch from the factory has been effectively ensured.
Brief description
Fig. 1 is the floor map of perforator air-tightness detection device one specific embodiment of the present invention；
Fig. 2 is the floor map of another specific embodiment of perforator air-tightness detection device of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.
In describing the invention it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " axle
To ", " radially ", " circumferential ", " reciprocal ", " upstream ", the orientation of the instruction such as " downstream " or position relationship be based on shown in the drawings
Orientation or position relationship, be for only for ease of description the present invention and simplify description, rather than instruction or hint indication device or
Element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.Its
In, described " upstream ", " downstream " they in the present invention, are with the flow direction of gas as reference direction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
Embodiment below with reference to Description of Drawings is exemplary it is intended to be used for explaining the present invention, and is not understood that
For limitation of the present invention.With reference to specific embodiment, each technical scheme of the present invention is described in detail.
As shown in figure 1, the perforator air-tightness detection device of the present invention is entered to the air-tightness of perforator using flow parameter
Row detection, overcomes the unworkable defect of existing perforator air-tightness detection method, has easy to use, visual result
Advantage.The perforator air-tightness detection device of the present invention includes: gas supply mechanism 10, pressure regulating mechanism 20, flow quantity detection mechanism
30 and air bag mechanism 40.
Wherein, described gas supply mechanism 10 includes source of the gas 11 and steam line 12；Described pressure regulating mechanism 20 includes pressure
Regulating valve 21；Described flow quantity detection mechanism 30 includes flow meter 31 and outlet pipe 32；Described air bag mechanism 40 includes air bag originally
Body 41 and be arranged at the air inlet 42 on described airbag body 41 and some interfaces 43.
Described gas supply mechanism 10, pressure regulating mechanism 20, flow quantity detection mechanism 30 have following annexation: described source of the gas
11 are connected with one end of described flow meter 31 by steam line 12, the other end of described flow meter 31 and described outlet pipe
32 one end is connected, and described pressure-regulating valve 21 is arranged on the steam line between described source of the gas 11 and flow meter 31.Institute
The other end stating outlet pipe 32 is connected with described air inlet 42, and arbitrary interface 43 has opening and closure state,
Described closure state is the original state of described interface 43.
Described gas supply mechanism 10 is used for providing required gas when being detected and providing transfer of gas passage.Specifically
Ground, described gas supply mechanism 10 includes source of the gas 11 and steam line 12, and wherein, described source of the gas 11 is used for providing detection air-tightness when institute
The gas needing, source of the gas 11 can be industrial gas sources or air source of the gas, and described steam line 12 is used for realizing detection desired gas
Conveying.Thus, enter from one end of steam line 12 from the required gas of the detection of source of the gas 11, and another from steam line 12
One end is discharged.
When the perforator air-tightness detection device of the present invention is applied in factory floor, can be by steam line 12 and industry
Source of the gas is connected, thus directly being detected using the industrial gas sources of inside plants.So, not only avoid airtight for perforator
Property detection means be equipped with special source of the gas, simplify the structure of perforator air-tightness detection device simultaneously, reduce cost.
Additionally, when not possessing industrial gas sources condition, air source of the gas can be used as required gas during detection.Now,
Described gas supply mechanism 10 also includes air pump 13, and the air inlet of described air pump 13 is connected with source of the gas 11 by described steam line 12
Logical, the gas outlet of described air pump 13 is connected with flow meter 31 by described steam line 12.Thus, during air pump 13 work, gas
The gas that source 11 provides is entered into inside air pump 13 by air inlet, and is transported to supply by the gas outlet of air pump 13 further
In pipeline 12.Thus, can be pumped air in steam line 12 by described air pump 13.
Described pressure regulating mechanism 20 is used for the pressure of the gas that gas supply mechanism 10 provides is adjusted, to ensure to provide
The required pressure coincidence detection of gas of detection demand.Specifically, described pressure regulating mechanism 20 includes pressure-regulating valve
21, this pressure-regulating valve 21 is arranged on the steam line between described source of the gas 11 and flow meter 31.When described gas supply mechanism 10
When also including air pump 13, this pressure-regulating valve 21 is arranged on the steam line between described air pump 13 and flow meter 31.Enter one
Step ground, the size for the air pressure of the gas required to the detection after adjusting indicates, described pressure regulating mechanism 20 also wraps
Include pressure gauge 22, described pressure gauge 22 is located on the steam line between described pressure-regulating valve 21 and flow meter 31.Thus, lead to
Cross described pressure-regulating valve 21 and pressure gauge 22, the pressure of gas that can be required to the detection through described pressure regulating mechanism 20
It is adjusted.Preferably, described pressure-regulating valve 21 is stagewise pressure-regulating valve.So, can be to the gas needed for detection
Pressure carries out classification and adjusts, to avoid bleed pressure excessive, the pointer of pressure gauge 22 during adjusting no to scale and break
Indicator.
Additionally, when described source of the gas 11 is air source of the gas, in order that the gas pumping into can stably be sent into pressure and adjust
In mechanism 20, between described air pump 13 and described pressure regulating mechanism 20, the length of steam line 12 is 1.5m～2.5m.So,
Due to the length of steam line 12 between air pump 13 and pressure regulating mechanism 20 relatively long such that it is able to rise to the gas pumping into
To the effect of sufficient current stabilization so that gas can be relatively stable send into and in pressure regulating mechanism 20, carry out pressure regulation.
Described flow quantity detection mechanism 30 is used for detecting to by the flow of the gas of perforator.For realizing this purpose,
Described flow quantity detection mechanism 30 is connected with described steam line 12, and is located at the downstream of described pressure regulating mechanism 20, thus,
The required gas of detection after adjusting through described pressure regulating mechanism 20, carries out flow by described flow quantity detection mechanism 30 to it
Detection.That is, described flow quantity detection mechanism 30 can measure the flow of the gas that perforator is revealed under the pressure setting.When detection knot
Fruit is in qualified threshold range, or less than when in qualified threshold range, shows that the air-tightness of perforator meets and use standard.No
Then, show that the air-tightness of perforator does not meet and use standard.Wherein, standard is used according to the air-tightness of perforator, described qualified
Threshold range is 0.5～0.6l/min.It should be noted that stricter qualified threshold value also can be arranged as needed, such as
Qualified threshold value can be set as 0.3l/min.
Specifically, described flow quantity detection mechanism 30 includes flow meter 31 and outlet pipe 32, wherein, described flow meter 31
One end is connected with described source of the gas 11 by steam line 12, or, steam line 12 is passed through simultaneously in one end of described flow meter 31
And be connected with described source of the gas 11 through air pump 13, the other end of described flow meter 31 is connected with one end of described outlet pipe 32
Logical.One end of described outlet pipe 32 is connected with described flow meter 31, the other end of described outlet pipe 32 and described air bag
The air inlet 42 of mechanism 40 is connected.Preferably, described flow meter 31 is electronic flowmeter, its fast response time, and sensitivity is good,
Improve the detection efficiency of perforator.
Described air bag mechanism 40 is used for simulating human body pneumoperitoneum environment, so that the result of the air-leakage test for perforator
More true and accurate.Specifically, described air bag mechanism 40 includes airbag body 41 and is arranged on described airbag body 41
Air inlet 42 and some interfaces 43.
Wherein, described airbag body 41 is the agent structure of described air bag mechanism 40, and it is internal required for storage detection
Gas, to simulate human body pneumoperitoneum environment.Described airbag body 41 has intermediate layer and is arranged at described intermediate layer inside and outside two
The rubber layer of side, described intermediate layer can be spongy layer, and the rubber layer of both sides coats described intermediate layer.Described inside and outside both sides
Rubber layer is connected with described spongy layer by way of pasting.So, described airbag body 41 can simulate human abdomen's skin
The histological structure of skin, is beneficial to and punctures environment close to actual.
Described air inlet 42 and some interfaces 43 are opened on described airbag body 41, and with described airbag body 41
Inner space is connected.Described air inlet 42 is used for being connected with the other end of outlet pipe 32.Described some interfaces 43 are used
In the grafting realizing perforator to be detected.Specifically, when described interface 43 is located at original state, it is closed, this
When airbag body 41 within gas will not be discharged by interface 43；When perforator to be detected is inserted by interface 43
When, interface 43, under puncturing active force, is in opening.Preferably, the opening size of described interface 43 be 6mm～
Close in the opening size of human abdomen's incision when 10mm, the opening size of such interface 43 and operation, thus being conducive to mould
Intend the real use environment of perforator.
To achieve these goals, arbitrary interface 43 has the Elastic valve clack realizing itself closure or openness, described bullet
Property flap be at least two, when described at least two Elastic valve clacks are in closure state, each Elastic valve clack abuts, thus
Realize the closure of interface.When described at least two Elastic valve clacks are in opening, arbitrary Elastic valve clack has reply and closes
The restoring force of conjunction state.Now, Elastic valve clack and the sleeve pipe of perforator lean, and form therebetween good sealing, thus
Realize the unlatching of interface.
Further, since described interface 43 is several, on the one hand, can disposably the air-tightness of multiple perforators be carried out
Detect simultaneously, improve detection efficiency.When finding that air-tightness is not inconsistent standardization, more one by one each perforator is examined one by one
Survey.As all conformance with standard, then save the step detecting one by one.On the other hand, reality is once in minimally invasive abdominal cavity clinical operation, typically
Need with 2 to 5 perforators supply peritoneoscope or other operating theater instruments (as endoscope, shears, anastomat, seal wire, conduit, filter,
Support etc.) simultaneously enter intraperitoneal, multiple perforators are often one group of operating theater instruments；The perforator detection means of the present invention is permissible
Detect the air-tightness of multiple perforators simultaneously, thus when during true sham operated, multiple perforators use simultaneously, air-tightness
Whether satisfaction requires.
As shown in Fig. 2 in other embodiments, in order to improve detection efficiency further, airbag body 41 can be separated
Become at least two independent spaces.Each independent space is respectively provided with an air inlet 42 and several interfaces 43.More enter one
Step ground, each air inlet 42 has an outlet pipe coupled, at least two air inlets 42 and at least two outlet pipes
Connect one to one.On at least two outlet pipes connecting each air inlet 42 respectively, it is respectively provided with flow meter 31, can improve
Detection efficiency.Thus, when to each independent space only one perforator of grafting, at least two independent spaces can achieve to
While few two perforators, efficient, accurate air-leakage test.Certainly, above-mentioned detection mode sacrifices in a gas
It is inserted simultaneously into the simulation of the true surgical environments of multiple perforators in abdomen.It should be noted that Fig. 2 illustrate only airbag body
41 situations being separated into two independent spaces, other situations are not shown.
As can be seen here, described gas supply mechanism 10 is used for providing required gas when being detected and providing transfer of gas to lead to
Road.Described pressure regulating mechanism 20 is used for the pressure of the gas that gas supply mechanism 10 provides being adjusted, to ensure the inspection providing
Survey the demand of the required pressure coincidence detection of gas.Described flow quantity detection mechanism 30 is used for the stream by the gas of perforator
Amount is detected.Described air bag mechanism 40 is used for simulating human body pneumoperitoneum environment, so that be directed to the air-leakage test of perforator
Structure is more true and accurate.
Thus, when specifically used, the gas needed for detection that first passing through pressure regulating mechanism 20 provides to source of the gas 11 enters
Row pressure is adjusted.Observe pressure gauge 22, when pressure adjust to eligible when, observe flow meter 31 reading, when reading is zero
When, illustrate that detection means entirety air-tightness is good.Then, the sleeve pipe of perforator is inserted into airbag body from described interface 43
In 41.Now, observe the reading of flow meter 31, when the reading of flow meter 31 is in qualified threshold range, or be less than qualified threshold
When in the range of value, show that the air-tightness of perforator meets and use standard.Otherwise, show that the air-tightness of perforator does not meet using mark
Accurate.
Additionally, in order to more intuitively to the air-leakage test result showing perforator.Described perforator air-leakage test
Device also includes display circuit 50, and described display circuit 50 specifically includes display lamp, sensor and comparator.
Wherein, described display lamp uses standard for whether the air-tightness indicating perforator meets.Described display lamp includes
Red light parallel with one another and green light.Thus, red light can be lighted, be set as that the air-tightness of perforator does not meet and use standard；Will
Green light lights, and is set as that the air-tightness of perforator meets and uses standard.
Described comparator is electrically connected with display lamp, and described comparator is used for perforator is carried out with inspection during air-leakage test
Survey result to be judged.That is, when testing result is in qualified threshold range, or less than when in qualified threshold range, show to wear
The air-tightness of thorn device meets and uses standard.Otherwise, show that the air-tightness of perforator does not meet and use standard.
Meanwhile, comparator can send a control signal to display lamp, for controlling the light on and off of red light and green light.That is, work as puncture
The air-tightness of device meets the standard that uses, and comparator sends a control signal to green light, controls green light to light；Air-tightness when perforator
Do not meet the standard that uses, comparator sends a control signal to red light, control red light to light.
Described sensor is electrically connected with described comparator, and it is used for, when perforator carries out air-leakage test, supplying
Gas flow in pipeline 12 or outlet pipe 32 is converted to the signal of telecommunication that can be identified by comparator.
Additionally, described perforator air-tightness detection device also includes housing 60, described pressure regulating mechanism 20 and flow inspection
Survey mechanism 30 integrated installation in the inside of described housing 60.Described steam line 12 extends in described housing from source of the gas 11
60, and be connected with described flow meter 31.Described flow meter 31 also has a controlling switch, described pressure gauge 22 and flow meter 31
Display interface, controlling switch are arranged on the lateral surface of described housing.
In sum, the perforator air-tightness detection device of the present invention passes through to simulate human body pneumoperitoneum environment, in perforator
It is passed through the required gas of detection, and the flow of the gas required to detection detects, can achieve that the air-tightness to perforator is entered
Row effectively accurately detects, whether the air-tightness of quick inspection perforator is qualified, and visual display detecting result, its user
Just, save detection time, perforator air-tightness when dispatch from the factory has been effectively ensured.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limit unless otherwise clear and definite.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (13)
1. a kind of perforator air-tightness detection device is it is characterised in that described perforator air-tightness detection device includes: air feeder
Structure, pressure regulating mechanism, flow quantity detection mechanism and air bag mechanism；
Described gas supply mechanism includes source of the gas and steam line；
Described pressure regulating mechanism includes pressure-regulating valve；
Described flow quantity detection mechanism includes flow meter and outlet pipe；
Described air bag mechanism includes airbag body and is arranged at the air inlet on described airbag body and some interfaces；
Described source of the gas is connected with one end of described flow meter by described steam line, the other end of described flow meter with described
One end of outlet pipe is connected, and described pressure-regulating valve is arranged at the steam line between described source of the gas and described flow meter
On；The other end of described outlet pipe is connected with described air inlet, and arbitrary interface has opening and closure state, institute
State the original state that closure state is described interface.
2. perforator air-tightness detection device according to claim 1 it is characterised in that described source of the gas be industrial gas sources or
Air source of the gas.
3. perforator air-tightness detection device according to claim 2 is it is characterised in that described source of the gas is air source of the gas
When, described gas supply mechanism also includes air pump, and the air inlet of described air pump is connected with described source of the gas by described steam line.
4. perforator air-tightness detection device according to claim 3 is it is characterised in that the gas outlet of described air pump is passed through
Described steam line is connected with described flow meter, i.e. described pressure regulating mechanism is arranged at described air pump and described flow meter
Between steam line on；Between described air pump and described pressure regulating mechanism, the length of steam line is 1.5m～2.5m.
5. perforator air-tightness detection device according to claim 1 is it is characterised in that described pressure-regulating valve is classification
Formula pressure-regulating valve.
6. perforator air-tightness detection device according to claim 1 is it is characterised in that described pressure regulating mechanism also wraps
Include pressure gauge, described pressure gauge is located on the steam line between described pressure-regulating valve and flow meter.
7. perforator air-tightness detection device according to claim 1 is it is characterised in that the opening size of described interface
For 6mm～10mm.
8. perforator air-tightness detection device according to claim 1 is it is characterised in that arbitrary interface is respectively provided with realization
The Elastic valve clack that described interface is opened and closed, described Elastic valve clack is at least two.
9. perforator air-tightness detection device according to claim 1 is it is characterised in that described airbag body has centre
Layer and the rubber layer being arranged at the inside and outside both sides in described intermediate layer.
10. perforator air-tightness detection device according to claim 9 it is characterised in that described intermediate layer be spongy layer,
The rubber layer of described inside and outside both sides is connected with described spongy layer by way of pasting.
11. perforator air-tightness detection devices according to claim 1 are it is characterised in that the inside of described airbag body
There are at least two independent spaces, each independent space is respectively provided with an air inlet and several interfaces, each air inlet
Mouth all has the outlet pipe being independently arranged coupled, has at least two outlet pipes；On at least two outlet pipes,
It is respectively provided with flow meter.
12. perforator air-tightness detection devices according to claim 1 are it is characterised in that described perforator air-tightness is examined
Survey device and also include display circuit, described display circuit includes display lamp, sensor and comparator, described display lamp with described
Comparator is electrically connected with, and described comparator is electrically connected with described sensor.
13. perforator air-tightness detection devices according to claim 1 are it is characterised in that described perforator air-tightness is examined
Survey device and also include housing, described pressure regulating mechanism and flow quantity detection mechanism integrated installation are in the inside of described housing.
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