CN109883620B - Endoscope leakproofness detection device - Google Patents
Endoscope leakproofness detection device Download PDFInfo
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- CN109883620B CN109883620B CN201910258928.2A CN201910258928A CN109883620B CN 109883620 B CN109883620 B CN 109883620B CN 201910258928 A CN201910258928 A CN 201910258928A CN 109883620 B CN109883620 B CN 109883620B
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- endoscope
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- negative pressure
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- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 238000001125 extrusion Methods 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 238000003780 insertion Methods 0.000 claims abstract description 17
- 230000037431 insertion Effects 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 238000009924 canning Methods 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
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- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses an endoscope tightness detection device which comprises a device main body and an endoscope main body, wherein a negative pressure cover is covered at the top end of the device main body, an exhaust pipe is arranged on the left side of the device main body, an air feeding pipe is arranged on the left side of the device main body, the endoscope main body is placed on the upper surface inside the negative pressure cover, a first connecting pipe is fixedly installed at one end, away from the first connecting pipe, of the air feeding pipe, a sealing rubber ring is embedded in the input end of the endoscope main body, a wrapping ring is sleeved on the outer wall of the input end of the endoscope main body, guide insertion rods are movably connected to the right sides of two ends of a rubber sheet, an extrusion block is welded at the bottom end of each guide insertion rod, an extrusion rod is arranged at the bottom end of each. The invention has reasonable structure, high detection efficiency, simple operation and convenient use, and strengthens the protection of the leakage detection endoscope by adopting the principle of dry detection.
Description
Technical Field
The invention relates to the technical field of tightness detection devices, in particular to an endoscope tightness detection device.
Background
In clinical medical treatment, an endoscope is often used for some examinations, the endoscope directly enters human tissues, the sealing performance of the endoscope is used as an important index for judging whether the endoscope can be normally used, the existing endoscope sealing performance wet method detection device is long in detection time, easily causes damage to a leaking endoscope, and is low in detection efficiency, the existing endoscope sealing performance dry method detection device is complex in operation, multiple detections are needed, and the detection efficiency is low.
Disclosure of Invention
The invention aims to provide an endoscope tightness detection device, which solves the problems that the detection time is long, the endoscope for leakage detection is easy to damage, the operation is complicated, multiple detections are needed, and the detection efficiency is low in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an endoscope tightness detection device comprises a device main body and an endoscope main body, wherein a negative pressure cover is covered at the top end of the device main body, an exhaust pipe is arranged on the left side of the device main body and is connected with the left wall of the negative pressure cover in a sealing manner, an air feeding pipe is arranged on the left side of the device main body, the endoscope main body is placed on the upper surface inside the negative pressure cover, a first connecting pipe is fixedly installed at one end, away from the first connecting pipe, of the air feeding pipe, a second connecting pipe is fixedly installed on the right side of the first connecting pipe, a groove is formed in the left wall of the negative pressure cover, a rubber sheet is pasted between the outer wall of the second connecting pipe and the inside of the negative pressure cover, a connecting head is fixedly installed at one end, away from the first connecting pipe, of the second connecting pipe, an air duct is formed inside, the outer wall of endoscope main part input has cup jointed the peridium, the right side swing joint at sheet rubber both ends has the direction inserted bar, the both ends welding of peridium outer wall has the direction plug bush, the direction inserted bar runs through the direction plug bush, the bottom welding of direction inserted bar has the extrusion piece, the bottom of extrusion piece is provided with the extrusion pole, the left side of extrusion pole is provided with the connecting rod, the bottom welding of connecting rod has the spring, the fixed liquid pipe that is provided with in top of negative pressure cover, the opening part cladding of liquid pipe has the rubber canning, the mouth that sprays has evenly been seted up to the inside of rubber canning.
Preferably, a placing frame is fixedly mounted on the left side of the upper surface of the endoscope main body, the left side of the endoscope main body is embedded in the placing frame, and a placing seat is arranged on the upper surface of the endoscope main body.
Preferably, the left side fixed mounting of device main part upper surface has the direction sliding sleeve, the bottom fixed mounting of first connecting pipe has the direction slider, the direction slider is embedded inside with the direction sliding sleeve, the direction slider constitutes sliding structure with the direction sliding sleeve.
Preferably, the rubber sheet is connected with the guide insertion rod through a connecting ring.
Preferably, the bottom end of the extrusion block and the top end of the extrusion rod are both provided with inclined planes, and the inclined angles of the inclined planes are equal.
Preferably, the bottom welding of extrusion stem has the fixture block, the locked groove has all been seted up at the both ends of second connecting pipe left side outer wall.
Preferably, the dorsal part of connecting rod all welds the slider, the slide has all been seted up at the both ends of package ring, slider and slide constitution sliding structure.
Preferably, the air duct has a circular truncated cone shape.
Preferably, the spraying opening is in a circular truncated cone shape, and sealing pieces are arranged on two sides of an inner cavity of the spraying opening.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure, high detection efficiency, simple operation and convenient use, and strengthens the protection of the leakage detection endoscope by adopting the principle of dry detection.
The invention performs air extraction on the inside of the endoscope, integrally adopts an air extraction detection method, has large pressure difference inside and outside the endoscope, shortens the detection time, improves the detection efficiency, and has stable and reasonable structure.
Compared with the existing wet-method tightness detection device, the leakage detection device has the advantages that when the leakage detection endoscope is detected, the leakage detection tightness is not damaged, the protection of the device is improved, and meanwhile, the detection efficiency is higher.
Compared with a dry method sealing detection device, the invention carries out detection by changing the mode of internal filling and external pumping, so that the internal and external pressure difference of the endoscope is faster, and the detection efficiency is accelerated.
Meanwhile, the invention skillfully utilizes the processes of pressurization and pressure extraction, can quickly butt joint the endoscope main body and the device, has stable connection, does not need complicated manual operation, simplifies the operation difficulty, simultaneously ensures the connection tightness of the second connecting pipe and the endoscope main body, avoids errors caused by improper operation, and ensures the authenticity of a detection result.
According to the invention, the endoscope main body is automatically sprayed by utilizing the environment of negative pressure in the negative pressure cover and additionally arranging the rubber sleeve and the spraying port, so that the leakage detection position can be quickly found, and meanwhile, soapy water is not required to be manually coated, so that the detection times are reduced, and the detection efficiency is improved.
Drawings
FIG. 1 is a schematic sectional elevation view of the structure of the present invention;
FIG. 2 is a schematic sectional elevation view of the structure of the present invention;
FIG. 3 is a schematic view of the connection of the docking structure of the present invention;
FIG. 4 is a broken-away schematic view of the docking structure of the present invention;
FIG. 5 is a schematic side sectional view of a first connecting tube, a guide slide and a guide shoe according to the invention;
fig. 6 is an enlarged schematic view of a in fig. 1.
In the figure: 1. a device main body; 2. a negative pressure hood; 3. an air exhaust pipe; 4. an air adding pipe; 5. placing a rack; 6. a placing seat; 7. an endoscope main body; 8. a first connecting pipe; 9. grooving; 10. a second connecting pipe; 11. a rubber sheet; 12. a guide sliding sleeve; 13. a guide slider; 14. a connector; 15. an air duct; 16. sealing the rubber ring; 17. wrapping the ring; 18. a guide insertion rod; 19. a guide plug bush; 20. a slideway; 21. extruding the block; 22. a spring; 23. a connecting rod; 24. a slider; 25. an extrusion stem; 26. locking the groove; 27. a liquid pipe; 28. rubber sheath; 29. a spray port; 30. and (6) sealing the sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention is shown: an endoscope tightness detection device comprises a device main body 1 and an endoscope main body 7, wherein an air suction pump and an air exhaust pump are arranged inside the device main body 1 and are respectively connected with an air suction pipe 3 and an air adding pipe 4, the air exhaust efficiency of the air exhaust pump is smaller than the air suction efficiency of the air suction pump, so that the device is always in negative pressure when in work, a negative pressure cover 2 is covered at the top end of the device main body 1, the air suction pipe 3 is arranged on the left side of the device main body 1, the air suction pipe 3 is hermetically connected with the left wall of the negative pressure cover 2, the air adding pipe 4 is arranged on the left side of the device main body 1, the endoscope main body 7 is placed on the upper surface inside the negative pressure cover 2, a placing frame 5 is fixedly installed on the left side of the upper surface of the device main body 1, the embedded endoscope main body 7 is conveniently fixed, the connection stability is ensured, the endoscope main body 7 is convenient to position, the endoscope main body 7 is prevented from being wound, and detection errors caused by knotting of the endoscope main body 7 are avoided.
A first connecting pipe 8 is fixedly arranged at one end of the air adding pipe 4 far away from the first connecting pipe 8, a second connecting pipe 10 is fixedly arranged at the right side of the first connecting pipe 8, a slot 9 is formed in the left wall of the negative pressure cover 2, a rubber sheet 11 is adhered between the outer wall of the second connecting pipe 10 and the inside of the negative pressure cover 2, a guide sliding sleeve 12 is fixedly arranged at the left side of the upper surface of the device main body 1, a guide sliding block 13 is fixedly arranged at the bottom end of the first connecting pipe 8, the guide sliding block 13 is embedded in the guide sliding sleeve 12, the guide sliding block 13 and the guide sliding sleeve 12 form a sliding structure, because the first connecting pipe 8 is welded and connected with the second connecting pipe 10, when the first connecting pipe 8 is driven by the second connecting pipe 10 to move, the guide sliding block 13 slides in the guide sliding sleeve 12, the first connecting pipe 8 can only move horizontally, so that the movement of the second connecting pipe 10 can be guided, the connector 14 is internally provided with an air duct 15, the air duct 15 is in a circular truncated cone shape, when the endoscope is inflated, air impacts an inner cavity of the air duct 15 to drive the connector 14 to move towards the inside of the endoscope main body 7 to form stable connection, a sealing rubber ring 16 is embedded in the input end of the endoscope main body 7, a wrapping ring 17 is sleeved on the outer wall of the input end of the endoscope main body 7, the right sides of the two ends of the rubber sheet 11 are movably connected with guide insertion rods 18, the rubber sheet 11 is connected with the guide insertion rods 18 through connecting rings, when the rubber sheet 11 is deformed in a concave mode, the movable connection mode formed by the connecting rings drives the guide insertion rods 18 to move more stably, the two ends of the outer wall of the wrapping ring 17 are welded with guide insertion sleeves 19, the guide insertion rods 18 penetrate through the guide insertion sleeves 19, the bottom end of the guide insertion rods 18 is welded with extrusion blocks 21, the bottom end of the extrusion blocks 21 is provided with, and the inclined angles of the inclined planes are equal, a fixture block is welded at the bottom end of the extrusion rod 25, two ends of the outer wall of the left side of the second connecting pipe 10 are both provided with a locking groove 26, when the rubber sheet 11 is sunken inwards, the guide insertion rod 18 is driven to move, when a certain degree is reached, the extrusion block 21 extrudes the extrusion rod 25 to enable the extrusion rod 25 to move downwards, so that the fixture block at the bottom end of the extrusion rod 25 is embedded into the locking groove 26, the connector 14 and the sealing rubber ring 16 are tightly connected, the fixture block is inserted into the locking groove 26 to form fixation, the connector 14 is prevented from excessively extruding the port of the endoscope main body 7, the protection is enhanced, the stability is improved, the left side of the extrusion rod 25 is provided with a connecting rod 23, the back side of the connecting rod 23 is welded with a sliding block 24, two ends of the wrapping ring 17 are both provided with sliding ways 20, the sliding, the fixture block is enabled to be smoothly combined with the locking groove 26, the spring 22 is welded at the bottom end of the connecting rod 23, the bottom end of the spring 22 is in contact with the outer wall 07 but not connected, the liquid pipe 27 is fixedly arranged at the top end of the negative pressure cover 2, the rubber wrap 28 wraps the opening of the liquid pipe 27, the spraying port 29 is uniformly formed in the rubber wrap 28, the spraying port 29 is in a circular truncated cone shape, when spraying, soapy water is sprayed in a mist shape, the sealing pieces 30 are arranged on two sides of the inner cavity of the spraying port 29, the sealing effect of the rubber wrap 28 is improved, and the stability is.
The working principle is as follows: when the endoscope is used, an external power supply provides electric energy for the whole device, firstly, the negative pressure cover 2 is opened, then the forceps channel plug, water, steam and an attraction button of the endoscope main body 7 are taken down, then the wrapping ring 17 is wrapped on the outer wall of a leakage detection port of the endoscope main body 7, the endoscope main body 7 is placed into the negative pressure cover 2, the connector 14 is placed into the detection port of the endoscope main body 7, the reinforced endoscope main body 7 is clamped into a groove on the placing frame 5, the endoscope main body 7 is straightened and placed on the placing seat 6, then, the negative pressure cover 2 is closed, the device main body 1 is opened, air in the negative pressure cover 2 is pumped out by the air pumping pipe 3, the air feeding pipe 4 conveys air into the first connecting pipe 8, the air flows into the endoscope main body 7 through the second connecting pipe 10, and during inflation, due to the round table shape of the air duct 15, the air pushes the connector 14 to be attached to the, the coupling head 14 presses against the sealing rubber ring 16.
When the exhaust tube 3 bleeds, the inside negative pressure that is in of negative pressure cover 2, the sheet rubber 11 is to the inboard deformation, makes things convenient for second connecting pipe 10 to remove, and when the sheet rubber 11 was inwards sunken, drive direction inserted bar 18 and remove, and during the certain degree, extrusion piece 21 extrusion pole 25 for extrusion pole 25 moves down, thereby makes inside the fixture block embedding locked groove 26 of extrusion pole 25 bottom, makes connector 14 and sealed rubber ring 16 form zonulae occludens.
Because the gas filling pipe 4 continues to be inflated, the exhaust pipe 3 continues to exhaust, a large pressure difference is formed inside the endoscope main body 7, meanwhile, the negative pressure cover 2 is at a negative pressure, normal atmospheric pressure inside the liquid pipe 27 enables the bottom end of the rubber sheath 28 to be convex, so that the sealing pieces 30 are staggered mutually, the spraying port 29 is deformed and conducted, soapy water inside the liquid pipe 27 is sprayed to the surface of the endoscope main body 7, bubbles can appear at the leakage detection part of the endoscope main body 7, and whether bubbles are formed on the surface of the endoscope main body 7 can be observed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. An endoscope sealability detection device comprising a device body (1) and an endoscope body (7), characterized in that: the endoscope is characterized in that a negative pressure cover (2) is covered at the top end of the device body (1), an exhaust tube (3) is arranged on the right side of the device body (1), the exhaust tube (3) is connected with the right wall of the negative pressure cover (2) in a sealing manner, an air adding tube (4) is arranged on the left side of the device body (1), an endoscope body (7) is placed on the upper surface inside the negative pressure cover (2), a first connecting tube (8) is fixedly arranged at one end, far away from the device body (1), of the air adding tube (4), a second connecting tube (10) is fixedly arranged at the right side of the first connecting tube (8), a groove (9) is formed in the left wall of the negative pressure cover (2), a rubber sheet (11) is pasted between the outer wall of the second connecting tube (10) and the inside of the negative pressure cover (2), and a connector (14) is fixedly arranged at one end, an air duct (15) is arranged inside the connector (14), a sealing rubber ring (16) is embedded in the input end of the endoscope main body (7), a wrapping ring (17) is sleeved on the outer wall of the input end of the endoscope main body (7), guide insertion rods (18) are movably connected to the right sides of the two ends of the rubber sheets (11), guide insertion sleeves (19) are welded to the two ends of the outer wall of the wrapping ring (17), the guide insertion rods (18) penetrate through the guide insertion sleeves (19), extrusion blocks (21) are welded to the bottom ends of the guide insertion rods (18), extrusion rods (25) are arranged at the bottom ends of the extrusion blocks (21), connecting rods (23) are arranged on the right sides of the extrusion rods (25), springs (22) are welded to the bottom ends of the connecting rods (23), liquid pipes (27) are fixedly arranged at the top ends of the negative pressure covers (2), and rubber sheaths (28) cover the opening of the liquid, spraying openings (29) are uniformly formed in the rubber sheath (28);
when the rubber sheet (11) is sunken inwards, the guide inserted rod (18) is driven to move, the extrusion block (21) extrudes the extrusion rod (25), so that the extrusion rod (25) moves downwards, the clamping block at the bottom end of the extrusion rod (25) is embedded into the locking groove (26), and the connector (14) and the sealing rubber ring (16) are tightly connected;
a clamping block is welded at the bottom end of the extrusion rod (25), and two ends of the outer wall of the right side of the second connecting pipe (10) are both provided with a locking groove (26);
the outside of connecting rod (23) all has welded slider (24), slide (20) have all been seted up at the both ends of package ring (17), slider (24) and slide (20) constitute sliding structure.
2. An endoscope sealing test device according to claim 1 and also comprising: the endoscope device is characterized in that a placing frame (5) is fixedly mounted on the left side of the upper surface of the endoscope main body (1), the left side of the endoscope main body (7) is embedded in the placing frame (5), and a placing seat (6) is arranged on the upper surface of the endoscope main body (1).
3. An endoscope sealing test device according to claim 1 and also comprising: the device is characterized in that a guide sliding sleeve (12) is fixedly mounted on the left side of the upper surface of the device main body (1), a guide sliding block (13) is fixedly mounted at the bottom end of the first connecting pipe (8), the guide sliding block (13) is embedded inside the guide sliding sleeve (12), and the guide sliding block (13) and the guide sliding sleeve (12) form a sliding structure.
4. An endoscope sealing test device according to claim 1 and also comprising: the rubber sheet (11) is connected with the guide inserted rod (18) through a connecting ring.
5. An endoscope sealing test device according to claim 1 and also comprising: the bottom end of the extrusion block (21) and the top end of the extrusion rod (25) are both provided with inclined planes, and the inclined angles of the inclined planes are equal.
6. An endoscope sealing test device according to claim 1 and also comprising: the air duct (15) is in the shape of a circular truncated cone.
7. An endoscope sealing test device according to claim 1 and also comprising: the spray opening (29) is in the shape of a circular truncated cone, and sealing pieces (30) are arranged on two sides of an inner cavity of the spray opening (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258928.2A CN109883620B (en) | 2019-04-02 | 2019-04-02 | Endoscope leakproofness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910258928.2A CN109883620B (en) | 2019-04-02 | 2019-04-02 | Endoscope leakproofness detection device |
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| Publication Number | Publication Date |
|---|---|
| CN109883620A CN109883620A (en) | 2019-06-14 |
| CN109883620B true CN109883620B (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910258928.2A Active CN109883620B (en) | 2019-04-02 | 2019-04-02 | Endoscope leakproofness detection device |
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| CN (1) | CN109883620B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112345171B (en) * | 2020-10-15 | 2022-07-15 | 深圳市鑫达辉软性电路科技有限公司 | Laminating leakproofness detection device of reinforcement circle for flexible circuit board |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201569547U (en) * | 2009-10-20 | 2010-09-01 | 重庆市特种设备质量安全检测中心 | Vacuum adsorption leak detecting device |
| CN201716160U (en) * | 2010-07-27 | 2011-01-19 | 北京高能时代环境技术股份有限公司 | Mechanism using negative method to detect weld seam in geomemberane |
| CN203606087U (en) * | 2013-11-05 | 2014-05-21 | 上海紫日包装有限公司 | Plastic bottle negative pressure detection device |
| CN204177538U (en) * | 2014-09-26 | 2015-02-25 | 宁波旭升机械有限公司 | A kind of air-tightness detection device |
| CN206192604U (en) * | 2016-11-27 | 2017-05-24 | 甘肃建筑职业技术学院 | Building waterproof sealing negative pressure detection device |
| CN207007449U (en) * | 2017-07-19 | 2018-02-13 | 云南省第一人民医院 | A kind of endoscopic hose leak-checking apparatus |
| CN208070174U (en) * | 2018-01-26 | 2018-11-09 | 南京瑞年百思特制药有限公司 | Ofloxacin eye drops leak tester |
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