CN113189766A - Cooling device for small-diameter high-temperature industrial endoscope - Google Patents
Cooling device for small-diameter high-temperature industrial endoscope Download PDFInfo
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- CN113189766A CN113189766A CN202110536327.0A CN202110536327A CN113189766A CN 113189766 A CN113189766 A CN 113189766A CN 202110536327 A CN202110536327 A CN 202110536327A CN 113189766 A CN113189766 A CN 113189766A
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- 238000001816 cooling Methods 0.000 title claims abstract description 34
- 238000003780 insertion Methods 0.000 claims abstract description 23
- 230000037431 insertion Effects 0.000 claims abstract description 23
- 230000000007 visual effect Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 16
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 239000000523 sample Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
- G02B23/2492—Arrangements for use in a hostile environment, e.g. a very hot, cold or radioactive environment
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Optics & Photonics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
The invention relates to the technical field of industrial endoscopes and discloses a small-diameter high-temperature industrial endoscope cooling device which comprises an endoscope main body, wherein a microcontroller is arranged at one end of the endoscope main body, an audible and visual alarm device is arranged at one end of the microcontroller, handheld handles are respectively arranged at two ends of the microcontroller, an endoscope start-stop switch is arranged at one side of each handheld handle, an air inlet hole is formed in the surface of the endoscope main body, an air pressure gauge is arranged on the outer wall of the endoscope main body, an endoscope insertion tube is arranged at the other end of the endoscope main body, a heat conduction layer is wrapped on the outer wall of the endoscope insertion tube, a guide joint part is arranged in the endoscope insertion tube, and a steel wire rope is arranged on the guide joint part. This minor diameter high temperature industry endoscope cooling device through the cooling method who adopts the extrinsic cycle air current, leads high-pressure gas to the front end probe position through the air duct, uses the rapid flow of air to take away the heat source to realized the efficient cooling effect, can not be because of the potential risk that the leakage caused.
Description
Technical Field
The invention relates to the technical field of industrial endoscopes, in particular to a cooling device for a small-diameter high-temperature industrial endoscope.
Background
The industrial endoscope is a novel nondestructive inspection detecting instrument integrating optics, precision machinery, electronic technology and microscopic camera shooting technology, is commonly used in precision machinery, pipelines, boilers, the interior of containers, aircraft turbines, blades, engines, combustion cavities and the like, and can perform nondestructive inspection on the interior of equipment without disassembling or damaging assembly.
Equipment trouble is shut down or the boiler is shut down because of the booster, if not detect and restore damage part immediately, will cause great loss of property, under the normal conditions, need carry out inside detection through industry endoscope during the maintenance, confirms the trouble source, and pertinence is solved again, but equipment or boiler intraductal temperature this moment through having several hundred degrees centigrade, and conventional industry endoscope is too big because of the inserted tube diameter, can't stretch into equipment inside and detect.
Chinese patent No.: 201520912513.X, entitled "a high temperature industrial endoscope for gas turbine combustor or turbine test".
The defects of the above patents are as follows:
1. cooling is not uniform, and local temperature is overhigh;
2. the diameter is too large to be used in precise and narrow areas;
3. the purified water is required to be replaced at variable time for water cooling, and a cooling channel is easily blocked by impurities;
4. the flow rate of water is slow, and the cooling efficiency is low;
5. the water flow channel is easy to damage the equipment once leakage occurs.
The prior art takes away a heat source through the circular flow of water, and has the defects that a water guide pipe is small, the flow rate is low, and scale is easy to form when the water guide pipe is not used for a long time, so that the water guide pipe is blocked; the equipment can be damaged after leakage, the detection probe cannot be small, and the detection environment and conditions are severely limited.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a small-diameter high-temperature industrial endoscope cooling device, which can solve the problem that in the prior art, a heat source is taken away by the circular flow of water, and has the defects that a water guide pipe is small in size, low in flow rate and easy to form scale when not used for a long time, so that the water guide pipe is blocked; the equipment can be damaged after leakage, the detection probe cannot be made small, and the detection environment and conditions are seriously limited; the invention provides a small-diameter industrial endoscope cooling device for cooling air in a high-temperature environment, which effectively solves the problems.
In order to realize the purpose of the cooling device for the small-diameter high-temperature industrial endoscope, the invention provides the following technical scheme: a small-diameter high-temperature industrial endoscope cooling device comprises an endoscope main body, wherein one end of the endoscope main body is provided with a microcontroller, one end of the microcontroller is provided with an audible and visual alarm device, two ends of the microcontroller are respectively provided with a handheld handle, one side of the handheld handle is provided with an endoscope start-stop switch, the surface of the endoscope main body is provided with an air inlet hole, the outer wall of the endoscope main body is provided with a barometer, the other end of the endoscope main body is provided with an endoscope insertion tube, the outer wall of the endoscope insertion tube is wrapped with a heat conduction layer, a guide joint part is arranged inside the endoscope insertion tube, a steel wire rope is arranged on the guide joint part, the inner side of the guide joint part is provided with an air guide tube, one end of the endoscope insertion tube is provided with a double-thread air guide piece, an air guide channel is arranged inside the double-thread air guide piece, the double-thread air guide part comprises a double-thread air guide part and is characterized in that an exhaust hole is formed in one end of the double-thread air guide part, an air pressure detection sensor is arranged in the air guide channel, a camera shooting part is fixedly arranged in the double-thread air guide part, and a temperature sensor is fixedly arranged on one side of the camera shooting part.
Preferably, the microcontroller is electrically connected with an external power supply through a wire.
Preferably, the sound and light alarm device is electrically connected with the microcontroller through a wire.
Preferably, the endoscope start-stop switch is electrically connected with the microcontroller through a lead.
Preferably, the air inlet hole penetrates through the inner wall and the outer wall of the shell of the endoscope main body and is in through connection with the air guide pipe.
Preferably, the barometer is electrically connected with the microcontroller through a wire.
Preferably, the air duct is made of high-temperature-resistant Teflon, and one end of the air duct is communicated with the air duct channel.
Preferably, the air guide channel is communicated with the air exhaust holes, the equal-angle circumferences of the air exhaust holes are distributed at one end of the double-thread air guide piece, and the number of the air exhaust holes is 4.
Preferably, the air pressure detection sensor is electrically connected with the microcontroller through a wire, the camera shooting component is electrically connected with the microcontroller through a wire, and the temperature sensor is electrically connected with the microcontroller through a wire.
Compared with the prior art, the invention provides a small-diameter high-temperature industrial endoscope cooling device, which has the following beneficial effects:
according to the cooling device for the small-diameter high-temperature industrial endoscope, the cooling mode of external circulating airflow is adopted, high-pressure gas is guided to the position of a front-end probe through the air guide pipe, a heat source is taken away by using rapid flowing of the air, the resistance of the compressed air in the air guide pipe is smaller than that of water, and the flow speed is higher than that of the water, so that the efficient cooling effect is realized, and potential risks caused by leakage can be avoided; the temperature sensor is arranged on one side of the camera shooting part and used for detecting the operation temperature, the air pressure detection sensor is arranged in the air guide channel and used for detecting the air pressure, the air pressure can be visually displayed by arranging the air pressure gauge, the high-temperature high-pressure alarm function is added by arranging the acousto-optic alarm device, the change of the temperature and the air pressure is monitored in real time, and the damage of components and parts caused by overhigh environment temperature or overhigh air pressure is avoided; the airflow blown out from the exhaust hole at the front end of the endoscope insertion tube can remove dust and clean the surface of the detected position, so that the detection can be performed more intuitively; when steam, smoke or dust exists in the detected object, the discharged airflow can blow out the medium of the air, so that the detection sight line is prevented from being blocked; the damage of the detected object or the self equipment caused by leakage is avoided, and the endoscope insertion tube can be made small, so that the limitation caused by the diameter of the water cooling mode is broken.
Drawings
FIG. 1 is a schematic view of the overall construction of an endoscope according to the present invention;
FIG. 2 is a cross-sectional view of an endoscope of the present invention;
fig. 3 is a schematic perspective view of the cooling device of the present invention.
In the figure: 1. an endoscope main body; 2. a microcontroller; 3. an audible and visual alarm device; 4. a hand-held grip; 5. an endoscope start-stop switch; 6. an air inlet; 7. a barometer; 8. an endoscope insertion tube; 9. a heat conductive layer; 10. a guide joint member; 11. a wire rope; 12. an air duct; 13. a double-thread gas guide; 14. an air guide channel; 15. an exhaust hole; 16. an air pressure detection sensor; 17. an image pickup unit; 18. a temperature sensor.
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. 1-3, a cooling device for a small-diameter high-temperature industrial endoscope comprises an endoscope main body 1, a microcontroller 2 is arranged at one end of the endoscope main body 1, an audible and visual alarm device 3 is arranged at one end of the microcontroller 2, a handheld handle 4 is respectively arranged at two ends of the microcontroller 2, an endoscope start-stop switch 5 is arranged at one side of the handheld handle 4, an air inlet 6 is arranged on the surface of the endoscope main body 1, an air pressure gauge 7 is arranged on the outer wall of the endoscope main body 1, an endoscope insertion tube 8 is arranged at the other end of the endoscope main body 1, a heat conduction layer 9 is wrapped on the outer wall of the endoscope insertion tube 8, a guide joint part 10 is arranged inside the endoscope insertion tube 8, a steel wire rope 11 is arranged on the guide joint part 10, an air guide tube 12 is arranged inside the guide joint part 10, a double-thread air guide piece 13 is arranged at one end of the endoscope insertion tube 8, an air guide channel 14 is arranged inside the double-thread air guide piece 13, an exhaust hole 15 is formed in one end of the double-thread air guide 13, an air pressure detection sensor 16 is arranged in the air guide channel 14, a camera part 17 is fixedly installed in the double-thread air guide 13, and a temperature sensor 18 is fixedly installed on one side of the camera part 17.
In summary, the microcontroller 2 is electrically connected with an external power supply through a wire, and the microcontroller 2 is used for intelligently controlling the power components of the device; the sound and light alarm device 3 is electrically connected with the microcontroller 2 through a wire and used for carrying out high-temperature and high-pressure alarm prompt when the air inlet pressure is too high or the operation temperature is too high through the sound and light alarm device 3; the endoscope start-stop switch 5 is electrically connected with the microcontroller 2 through a lead and is used for starting and stopping the camera shooting part 17 by one key or closing the camera shooting part by the endoscope start-stop switch 5; the air inlet hole 6 penetrates through the inner wall and the outer wall of the shell of the endoscope main body 1 and is communicated with the air guide pipe 12, and air is supplied through the air inlet hole 6; the barometer 7 is electrically connected with the microcontroller 2 through a lead, and the barometer 7 is used for visually displaying air pressure; the material of the air duct 12 is high temperature resistant Teflon, one end of the air duct 12 is communicated with the air duct 14, the air duct 14 is communicated with the air outlet 15, the equiangular circumference of the air outlet 15 is distributed at one end of the double thread air guide piece 13, the number of the air outlet 15 is 4, the compressed air enters from the air inlet 6 of the endoscope main body 1, flows through the air duct 12 and the air duct 14 in the double thread air guide piece 13, and is finally discharged from the air outlet 15; atmospheric pressure detects sensor 16 and passes through wire and microcontroller 2 electric connection, and camera part 17 passes through wire and microcontroller 2 electric connection, and temperature sensor 18 passes through wire and microcontroller 2 electric connection, and atmospheric pressure detects sensor 16 can be used to the detection of air pressure, and temperature sensor 18 is used for detecting the operation temperature.
The working and using process and the installation method of the invention are that when the small-diameter high-temperature industrial endoscope cooling device is used, the small-diameter high-temperature industrial endoscope cooling device is sleeved on the endoscope insertion tube 8, the top end part of the endoscope insertion tube 8 is provided with the camera part 17, the camera part comprises a double-thread air guide piece 13 positioned outside the top end of the endoscope insertion tube 8 and an air guide tube 12 communicated with the air inlet 6 and the double-thread air guide piece 13, a thread-shaped air guide channel 14 is arranged inside the double-thread air guide piece 13, the top end part of the double-thread air guide piece 13 is provided with a plurality of exhaust holes 15, compressed air enters from the air inlet 6, flows through the air guide tube 12 and the air guide channel 14 inside the double-thread air guide piece 13 and is finally exhausted from the exhaust holes 15, the temperature sensor 18 is arranged near the camera part 17, the temperature of the camera part 17 can be obtained in real time and displayed on the display screen of the microcontroller 2, when the temperature is close to the use limit of the camera part 17, the audible and visual alarm device 3 gives an alarm to avoid the damage of components due to overhigh ambient temperature, the air guide channel 14 is internally provided with the air pressure detection sensor 16 which can acquire the air inlet pressure in real time and carry out visual display through the air pressure gauge 7, and when the air pressure is close to the use limit of the endoscope, the audible and visual alarm device 3 gives an alarm to avoid the damage of the components due to overhigh air inlet pressure, and further, the outer side of the air guide tube 12 is provided with a plurality of guide joint parts 10 and also comprises a steel wire rope 11 for drawing the guide joint parts 10;
the method specifically operates as follows:
compressed gas enters from an air inlet 6 of the endoscope main body 1, flows through an air guide tube 12 and an air guide channel 14 in a double-thread air guide piece 13, is discharged from an air outlet 15 at last, when the air outlet 15 is exhausted, the endoscope insertion tube 8 is inserted into a measured object to be detected, and the compressed gas can rapidly take away the high temperature on the surface of the endoscope insertion tube 8 during detection so as to ensure that the camera part 17 works within an allowable range, and when the endoscope insertion tube is used, clean instrument gas must be used, the gas temperature is less than 30 ℃, and the air inlet pressure is greater than 0.2 MPa.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A small-diameter high-temperature industrial endoscope cooling device is characterized in that: the endoscope comprises an endoscope main body (1), wherein one end of the endoscope main body (1) is provided with a microcontroller (2), one end of the microcontroller (2) is provided with an audible and visual alarm device (3), two ends of the microcontroller (2) are respectively provided with a handheld handle (4), one side of the handheld handle (4) is provided with an endoscope start-stop switch (5), the surface of the endoscope main body (1) is provided with an air inlet hole (6), the outer wall of the endoscope main body (1) is provided with a barometer (7), the other end of the endoscope main body (1) is provided with an endoscope insertion tube (8), the outer wall of the endoscope insertion tube (8) is wrapped with a heat conduction layer (9), a guide joint part (10) is arranged inside the endoscope insertion tube (8), a steel wire rope (11) is arranged on the guide joint part (10), and an air guide tube (12) is arranged on the inner side of the guide joint part (10), endoscope stand pipe (8) one end is provided with double-thread screw air guide (13), double-thread screw air guide (13) inside is provided with air guide channel (14), double-thread screw air guide (13) one end is provided with exhaust hole (15), air guide channel (14) inside is provided with atmospheric pressure detection sensor (16), double-thread screw air guide (13) inside fixed mounting has camera part (17), camera part (17) one side fixed mounting has temperature sensor (18).
2. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: the microcontroller (2) is electrically connected with an external power supply through a lead.
3. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: and the sound and light alarm device (3) is electrically connected with the microcontroller (2) through a wire.
4. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: the endoscope start-stop switch (5) is electrically connected with the microcontroller (2) through a lead.
5. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: the air inlet (6) penetrates through the inner wall and the outer wall of the shell of the endoscope main body (1) and is communicated with the air guide pipe (12).
6. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: the barometer (7) is electrically connected with the microcontroller (2) through a lead.
7. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: the air duct (12) is made of high-temperature-resistant Teflon, and one end of the air duct (12) is communicated with the air duct channel (14).
8. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: the air guide channel (14) is communicated with the air exhaust holes (15), the equal-angle circumferences of the air exhaust holes (15) are distributed at one end of the double-thread air guide piece (13), and the number of the air exhaust holes (15) is 4.
9. A small-diameter high-temperature industrial endoscope cooling device according to claim 1, characterized by: atmospheric pressure detects sensor (16) and microcontroller (2) electric connection through the wire, camera part (17) are through wire and microcontroller (2) electric connection, temperature sensor (18) are through wire and microcontroller (2) electric connection.
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CN202110536327.0A CN113189766A (en) | 2021-05-17 | 2021-05-17 | Cooling device for small-diameter high-temperature industrial endoscope |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113777771A (en) * | 2021-09-23 | 2021-12-10 | 深圳市显文数码科技有限公司 | Endoscope cooling system and endoscope |
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JP2009053360A (en) * | 2007-08-24 | 2009-03-12 | Chubu Electric Power Co Inc | Endoscope device and method of inspecting inside of piping using the same |
CN104459979A (en) * | 2013-09-13 | 2015-03-25 | 孙慧 | Rotatable industrial endoscope |
CN207008181U (en) * | 2017-07-18 | 2018-02-13 | 深圳市微视光电科技有限公司 | Minor diameter hot industry endoscope cooling device |
CN210871447U (en) * | 2019-07-15 | 2020-06-30 | 珠海普生医疗科技有限公司 | Pressure-measuring and temperature-measuring endoscope tube and endoscope |
US20200229682A1 (en) * | 2019-01-18 | 2020-07-23 | Fujifilm Corporation | Endoscope, endoscope system, method of determining leakage of endoscope, and leakage determination program for endoscope |
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2021
- 2021-05-17 CN CN202110536327.0A patent/CN113189766A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009053360A (en) * | 2007-08-24 | 2009-03-12 | Chubu Electric Power Co Inc | Endoscope device and method of inspecting inside of piping using the same |
CN104459979A (en) * | 2013-09-13 | 2015-03-25 | 孙慧 | Rotatable industrial endoscope |
CN207008181U (en) * | 2017-07-18 | 2018-02-13 | 深圳市微视光电科技有限公司 | Minor diameter hot industry endoscope cooling device |
US20200229682A1 (en) * | 2019-01-18 | 2020-07-23 | Fujifilm Corporation | Endoscope, endoscope system, method of determining leakage of endoscope, and leakage determination program for endoscope |
CN210871447U (en) * | 2019-07-15 | 2020-06-30 | 珠海普生医疗科技有限公司 | Pressure-measuring and temperature-measuring endoscope tube and endoscope |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113777771A (en) * | 2021-09-23 | 2021-12-10 | 深圳市显文数码科技有限公司 | Endoscope cooling system and endoscope |
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