CN112187348B - Portable carrying box for optical time domain reflectometer - Google Patents
Portable carrying box for optical time domain reflectometer Download PDFInfo
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- CN112187348B CN112187348B CN202011099719.7A CN202011099719A CN112187348B CN 112187348 B CN112187348 B CN 112187348B CN 202011099719 A CN202011099719 A CN 202011099719A CN 112187348 B CN112187348 B CN 112187348B
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- box body
- time domain
- optical time
- domain reflectometer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/071—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C2011/003—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00 for portable computing devices, e.g. laptop, tablet, netbook, game boy, navigation system, calculator
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses a portable carrying case for an optical time domain reflectometer, which relates to the field of auxiliary equipment of the optical time domain reflectometer and comprises the optical time domain reflectometer and a carrying case body, wherein the optical time domain reflectometer is arranged in the carrying case body, and the carrying case body comprises a first case body, a second case body and a mounting plate. When the optical time domain reflectometer is used, the buckle arranged on the second box body is separated from the buckle groove arranged on the first box body, the first box body and the second box body are pulled open towards two sides, so that the optical time domain reflectometer in the first box body and the second box body is exposed, and the closing effect of the box body is enhanced by using the first magnet and the second magnet; after the optical time domain reflectometer is used, the first box body and the second box body are pushed to be closed until the buckle arranged on the second box body is buckled and fixed with the buckle groove arranged on the first box body, and meanwhile, the cleaning device in the box body can clean the optical port of the optical time domain reflectometer, so that the optical time domain reflectometer is convenient to use and is convenient to maintain automatically.
Description
Technical Field
The invention relates to the field of auxiliary equipment of an optical time domain reflector, in particular to a portable carrying case for the optical time domain reflector.
Background
In the communication industry, optical fiber transmission is applied in a large scale, and a large amount of optical time domain reflectometers are required to be used for testing optical fibers in the process of building, operating and maintaining optical cable lines. Usually the optical time domain reflectometer all has to be placed and carries in soft package, takes out from soft package and uses again during the test use, and preparation time is longer before the use, and soft package support intensity is not enough moreover, can not be to the optical time domain reflectometer when receiving external force striking or dropping, need to time domain reflector reinforcing safeguard measure.
Disclosure of Invention
The present invention is directed to a portable carrying case for an optical time domain reflectometer, which solves the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a portable carrying case for an optical time domain reflectometer comprises the optical time domain reflectometer and a carrying case body, wherein the optical time domain reflectometer is arranged inside the carrying case body, a connecting end is arranged on the upper side wall of the optical time domain reflectometer, the carrying case body comprises a first case body, a second case body and a mounting plate, a buckle groove is formed in the upper surface and the lower surface of the first case body and close to the edge of the second case body, a buckle is arranged on the upper surface and the lower surface of the second case body and close to the edge of the first case body, the buckle is matched and suitable for being clamped in the buckle groove, the mounting plate is arranged inside the first case body and the second case body, a sliding rod seat is welded on the side wall of the back of the mounting plate, two sliding rods extending along two sides are welded on each sliding rod seat, two sleeves corresponding to the sliding rods are welded on the side walls of the inside of the first case body and the second case body, the sliding rods are matched and suitable for being inserted in the sleeves, a first magnet is arranged at the bottom of the sleeves, the end part of the sliding rod is provided with a second magnet, the sliding rod slides to the end part of the sleeve, and the first magnet and the second magnet are attracted;
a piston is arranged at the two ends of the sliding rod close to the magnet, and a stop block for preventing the piston from slipping is arranged at the opening part of the sleeve; a first guide pipe and a second guide pipe are connected to the sleeve wall between the second magnet and the piston in a penetrating manner, and the first guide pipe is communicated with the liquid storage tank through a first one-way valve; a cleaning solution is arranged in the liquid storage tank; the second guide pipe is communicated with the inside of a fixture block through a second one-way valve, and a cleaning block is clamped in the fixture block; closing the first box body and the second box body to enable the buckle to be clamped with the buckle groove, and enabling the cleaning block to be in contact with the light port in the connecting end after being extruded by the connecting end;
the first box body and the second box body are pulled open to enable the buckle to be separated from the buckle groove, the first magnet is separated from the second magnet, the sliding rod drives the piston to slide in the sleeve, the first check valve is opened, the second check valve is closed, and cleaning liquid in the liquid storage box is sucked into the sleeve through the first guide pipe and the first check valve; the first box body and the second box body are closed to enable the buckle and the buckle groove to be clamped, the first magnet and the second magnet are attracted, the sliding rod drives the piston to slide in the sleeve, the first check valve is closed, the second check valve is opened, cleaning liquid in the sleeve is extruded onto the cleaning block in the buckle through the second guide pipe and the second check valve and is absorbed, and the cleaning liquid absorbed by the cleaning block cleans an optical port on the connecting end which is in contact with the cleaning block.
Preferably, the first box body and the second box body are half box bodies with the same size, and the openings of the first box body and the second box body are close to each other and are symmetrically arranged.
Preferably, four end corners of the front side surface of the mounting plate are respectively provided with a screw seat, and the optical time domain reflector is fixedly connected with the screw seats arranged on the mounting plate through screws.
Preferably, the surface of the mounting plate is provided with a heat dissipation port, and a heat dissipation fan is arranged at a back port close to the heat dissipation port.
Preferably, the outer side wall of the first box body is provided with a handle, a sheath is sleeved on the handle, and anti-skid friction grains are arranged on the outer wall of the sheath.
Preferably, the lower surface of first box, second box all welds has an articulated ear, and the articulated ear is connected with the base, the upper surface of base is equipped with articulated seat, and is connected through bolt and nut subassembly between articulated seat and the articulated ear.
Preferably, the number of the clamping blocks is two, the two clamping blocks are respectively located on the inner walls above the first box body and the second box body, and after the first box body and the second box body are closed, the two clamping blocks correspond to the two connecting ends below one to one.
Preferably, the fixture block is provided with an absorption block contacting with the cleaning block on the first box body and the second box body close to the display side of the optical time domain reflectometer.
Preferably, the cleaning block and the absorption block are both made of absorbent cotton.
The invention has the technical effects and advantages that:
1. when the optical fiber connector is used, the buckle arranged on the second box body is separated from the buckle groove arranged on the first box body, the first box body and the second box body are pulled open towards two sides, so that the mounting plate arranged in the first box body and the second box body and the optical time domain reflectometer arranged on the mounting plate are exposed, and at the moment, the optical fiber and the connecting end arranged on the optical time domain reflectometer can be connected and tested; the first box body and the second box body made of harder materials can enhance the protection effect on internal parts;
2. according to the invention, the first magnet is arranged at the bottom of the sleeve, the second magnet is arranged at the end part of the sliding rod, and when the sliding rod slides to the end part of the sleeve, the first magnet and the second magnet attract each other; when closing first box and second box, the slide bar can slide telescopic tip, magnet one and the closed effect of magnet two phase actuation of magnet one this moment, magnet one and the closed effect of magnet two can be strengthened first box and second box, use for a long time when the device and lead to buckle groove and buckle ageing, warp, during unable joint, lead to first box and the unable closure of second box, the actuation of magnet one and magnet two this moment still enables first box and second box closed mutually, protect the inside portion of first box and second box, the stability and the validity of whole device have been strengthened.
3. According to the invention, the piston, the first guide pipe, the second guide pipe, the first check valve, the second check valve, the cleaning block and other parts are arranged on the slide bar, when the optical time domain reflectometer is used, the first box body and the second box body are pulled open to separate the buckle and the buckle groove, the first magnet and the second magnet are separated, the slide bar drives the piston to slide in the sleeve, the first check valve is opened, the second check valve is closed, and cleaning liquid in the liquid storage tank is sucked into the sleeve through the first guide pipe and the first check valve; after the optical time domain reflectometer is used, the first box body and the second box body are closed to enable the buckle and the buckle groove to be clamped, the first magnet and the second magnet are attracted, the sliding rod drives the piston to slide in the sleeve, the first check valve is closed, the second check valve is opened, cleaning liquid in the sleeve is extruded to the cleaning block in the clamping block through the second guide pipe and the second check valve and is absorbed, the cleaning liquid absorbed by the cleaning block cleans an optical port on the connecting end in contact with the cleaning block, the accuracy of testing when the optical time domain reflectometer is used is improved, and cleaning work is facilitated.
4. According to the invention, the hinge lugs arranged on the lower surfaces of the first box body and the second box body are connected with the base through the bolt and nut assemblies, and the portable box body can be inclined at a certain angle by adjusting the tightness of the bolt and nut assemblies, so that the inclination angle of the display screen of the optical time domain reflectometer can be conveniently adjusted;
5. after the optical time domain reflectometer is used, the first box body and the second box body are pushed to be closed only until the buckle arranged on the second box body is buckled and fixed with the buckle groove arranged on the first box body, the first magnet and the second magnet are attracted, and the first box body and the second box body are closed at the moment to protect the optical time domain reflectometer, so that the optical time domain reflectometer is convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the present invention when deployed.
FIG. 3 is a schematic diagram of the structure of the present invention when closed.
FIG. 4 is a front cross-sectional view of the inventive structure without the optical time domain reflectometer.
Fig. 5 is a top sectional view of the present invention.
FIG. 6 is a front cross-sectional view of a structured band optical time domain reflectometer of the present invention.
In the figure: 1. an optical time domain reflectometer; 101. a connecting end; 2. a first case; (ii) a 201. A second case; 3. mounting a plate; 4. a slide bar seat; 5. a slide bar; 6. a sleeve; 7. a screw seat; 8. buckling; 9. a fastening groove; 10. a heat dissipation port; 11. a heat radiation fan; 12. a handle; 13. a sheath; 14. a hinge ear; 15. a bolt and nut assembly; 16. a base; 17. a magnet I; 18. a second magnet; 19. a piston; 20. a stopper; 21. a first conduit; 22. a second conduit; 23. a one-way valve I; 24. a liquid storage tank; 25. a second one-way valve; 26. a clamping block; 27. and (6) cleaning the blocks.
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.
The invention provides a portable carrying case for an Optical Time Domain Reflectometer (OTDR) as shown in figures 1-6, which comprises an OTDR 1 and a carrying case body, and is characterized in that, in combination with figures 1, 2 and 5, the OTDR 1 is arranged in the carrying case body, the upper side wall of the OTDR 1 is provided with a connecting end 101, the connecting end 101 is used for connecting an optical fiber to carry out data test, the carrying case body comprises a first case body 2, a second case body 201 and a mounting plate 3, the first case body 2 and the second case body 201 are half case bodies with the same size, the openings of the first case body 2 and the second case body 201 are close to each other and are symmetrically arranged, the first case body 2 and the second case body 201 are made of materials with larger strength, the anti-falling and external force impact capabilities of the whole device can be enhanced, and the protection effect on the OTDR 1 is improved; the mounting plate 3 is arranged inside the first box body 2 and the second box body 201, the side wall of the back of the mounting plate 3 is welded with a slide bar seat 4, and each slide bar seat 4 is welded with two slide bars 5 extending along two sides, the inner side walls of the first box body 2 and the second box body 201 are welded with two sleeves 6 corresponding to the slide bars 5, and the slide bar 5 is fittingly inserted into the sleeve 6, so that the first box body 2 and the second box body 201 can be unfolded towards two sides to expose the mounting plate 3 inside the first box body 2 and the second box body 201, as shown in fig. 1 and fig. 3, the upper and lower surfaces of the first box body 2 and the edge close to the second box body 201 are provided with a buckle groove 9, the upper and lower surfaces of the second box body 201 and the edge close to the first box body 2 are provided with a buckle 8, when the first box 2 and the second box 201 are closed, the buckle 8 is matched and clamped in the buckle groove 9, so that the first box 2 and the second box 201 are fixed.
Referring to fig. 1 and 5, four corners of the front side surface of the mounting plate 3 are provided with screw seats 7, and the optical time domain reflectometer 1 is fixedly connected with the screw seats 7 arranged on the mounting plate 3 through screws, so that a certain ventilation gap is reserved between the inside of the optical time domain reflectometer 1 and the mounting plate 3, which is convenient for heat dissipation of the optical time domain reflectometer 1 during use, the surface of the mounting plate 3 is provided with a heat dissipation port 10, and a back port tightly attached to the heat dissipation port 10 is provided with a heat dissipation fan 11, and the heat dissipation fan 11 can effectively accelerate the heat dissipation of the optical time domain reflectometer 1 during operation.
Combine fig. 1 and fig. 4 to show, 2 lateral walls of first box are equipped with hand (hold) 12, are convenient for carry on handheld the carrying box and carry, and the cover is equipped with sheath 13 on the hand (hold) 12, and the outer wall of sheath 13 is provided with anti-skidding friction line, increases the frictional force with the hand, and first box 2, the lower surface of second box 201 all weld an articulated ear 14, and articulated ear 14 is connected with base 16, and the concrete connection is: the upper surface of base 16 is equipped with articulated seat, and is connected through bolt nut subassembly 15 between articulated seat and the articulated ear 14, and through the elasticity of adjusting bolt nut subassembly 15, can make to carry the box and be certain angle and incline, is convenient for adjust 1 display screen inclination of optical time domain reflectometer.
When the optical fiber connector is used, the buckle 8 arranged on the second box body 201 is separated from the buckle groove 9 arranged on the first box body 2, the first box body 2 and the second box body 201 are pulled to two sides, so that the mounting plate 3 arranged inside the first box body 2 and the second box body 201 and the optical time domain reflectometer 1 arranged on the mounting plate 3 are exposed, at the moment, the optical fiber can be connected with the connecting end 101 arranged on the optical time domain reflectometer 1 for testing, when the heat dissipation fan 11 arranged at the back of the mounting plate 3 works, the optical time domain reflectometer 1 can be effectively dissipated, the hinge lug 14 arranged at the lower surfaces of the first box body 2 and the second box body 201 is connected with the base 16 through the bolt and nut component 15, the carrying box body can be inclined at a certain angle by adjusting the tightness of the bolt and nut component 15, the inclination angle of the display screen of the optical time domain reflectometer 1 can be conveniently adjusted, after the optical time domain reflectometer is used, the first box body 2 and the second box body 201 only need to be pushed to be closed until the buckle 8 arranged on the second box body 201 is buckled and fixed with the buckle groove 9 arranged on the first box body 2, and at the moment, the first box body 2 and the second box body 201 are closed to protect the optical time domain reflectometer 1, so that the optical time domain reflectometer is convenient to use.
Example 2
The applicant finds that, in the process of implementing the invention, the first box body 2 and the second box body 201 are clamped with each other through the clamping groove 9 and the clamping buckle 8, and the clamping groove 9 and the clamping buckle 8 are clamped and separated for a plurality of times through extrusion and deformation in the clamping process, so that the clamping groove 9 and the clamping buckle 8 are aged and deformed and cannot be clamped, the first box body 2 and the second box body 201 cannot be closed, and the internal optical time domain reflectometer 1 and related parts cannot be protected any more. Meanwhile, after the optical time domain reflectometer 1 is used in a dusty or humid environment, dust or water vapor falls on an optical port in the connecting end 101 above the optical time domain reflectometer, and laser emitted from the optical port in the connecting end 101 is affected to cause a test error if the optical time domain reflectometer is not cleaned firstly when the optical time domain reflectometer is used next time; since the applicant has made further improvements to the apparatus in order to overcome the above problems.
Referring to fig. 5, a first magnet 17 is arranged at the bottom of the sleeve 6, a second magnet 18 is arranged at the end of the sliding rod 5, the sliding rod 5 slides to the end of the sleeve 6, and the first magnet 17 and the second magnet 18 attract each other; when the first box body 2 and the second box body 201 are closed, the sliding rod 5 can slide to the end portion of the sleeve 6, at the moment, the first magnet 17 and the second magnet 18 attract each other, the attraction force of the first magnet 17 and the second magnet 18 can enhance the closing effect of the first box body 2 and the second box body 201, when the device is used for a long time, the buckling groove 9 and the buckle 8 are aged and deformed, and the buckling cannot be carried out, the attraction force of the first magnet 17 and the second magnet 18 can still enable the first box body 2 and the second box body 201 to be closed, the inner portions of the first box body 2 and the second box body 201 are protected, and the stability of the device is enhanced.
A piston 19 is arranged at the end, close to the second magnet 18, of the slide rod 5, and a stop block 20 for preventing the piston 19 from slipping is arranged at the opening of the sleeve 6, so that the piston 19 can be effectively prevented from slipping from the sleeve 6 when the slide rod 5 slides in the sleeve 6; the inner diameter of the sleeve 6 and the piston 19 are set to be smaller as much as possible, so that the situation that cleaning liquid drops fall into the first box body 2 and the second box body 201 due to the fact that the cleaning liquid amount sucked and discharged through the slide rod 5, the sleeve 6 and the piston 19 is too much and exceeds the absorption saturation degree of the cleaning block 27 and the absorption block after the first box body 2 and the second box body 201 are opened and closed for multiple times in a short time is avoided.
A first guide pipe 21 and a second guide pipe 22 are connected on the wall of the sleeve 6 between the second magnet 18 and the piston 19 in a penetrating way, and the first guide pipe 21 is communicated with a liquid storage tank 24 through a first check valve 23; the liquid storage tank 24 is internally provided with a cleaning liquid, the cleaning liquid is formed by mixing two materials of alcohol and ether, and has good cleaning effect and volatility. The liquid reserve tank is located the bottom of first box 2 and second box 201 both sides respectively, and has seted up on first box 2 and the second box 201 lateral wall from closed type hole that adds, and accessible syringe adds water in to liquid reserve tank 24. The second guide pipe 22 is communicated with the inside of a clamping block 26 through a second one-way valve 25, and a cleaning block 27 is clamped in the clamping block 26; two clamping blocks 26 are arranged, the two clamping blocks 26 are respectively located on the inner walls above the first box body 2 and the second box body 201, after the first box body 2 and the second box body 201 are closed, the two clamping blocks 26 correspond to the two connecting ends 101 below one to one, so that the cleaning blocks 27 can clean the connecting ends 101 and the optical ports above the connecting ends 101, and the testing accuracy of the device is guaranteed. The one-way valve I23 and the one-way valve II 25 are arranged to be small, when the piston 19 is pulled by the sliding rod 5, the one-way valve I23 can be opened, the one-way valve II 25 can be closed, and the cleaning liquid is sucked into the sleeve 6; when the piston 19 is extruded by the sliding rod 5, the first check valve 23 can be closed, the second check valve 25 can be opened, and the cleaning solution can be discharged out of the sleeve 6;
as shown in fig. 6, the first box 2 and the second box 201 of the fixture block 26 close to the display side of the optical time domain reflectometer 1 are provided with absorption blocks contacting with the cleaning block 27, and the absorption blocks contact with the cleaning block 27, so that redundant cleaning liquid on the cleaning block 27 can be cleaned onto the fixture block, and the situation that the cleaning liquid discharged onto the cleaning block 27 is too much and drops beyond the saturation of the cleaning block 27 due to too frequent opening and closing of the first box 2 and the second box 201 is prevented; after the cleaning liquid absorbed by the absorption block is volatilized, the interiors of the first tank 2 and the second tank 201 can be sterilized. The cleaning block 27 and the absorbing block are made of absorbent cotton and have good water absorption capacity, the cleaning block 27 is movably clamped with the clamping block 26, and the absorbing block is bonded with the first box body 2 and the second box body 201, so that the cleaning block and the absorbing block can be conveniently replaced after being polluted. The first box body 2 and the second box body 201 are closed to enable the buckle 8 to be clamped with the buckle groove 9, and the cleaning block 27 is extruded by the connecting end 101 and then contacts with the optical port in the connecting end 101, so that the extruded cleaning block 27 can clean the connecting end 101 and the optical port above the connecting end, and the testing accuracy of the optical time domain reflectometer 1 is improved;
when the optical time domain reflectometer 1 is used, the first box body 2 and the second box body 201 are pulled open to enable the buckle 8 and the buckle groove 9 to be separated, the first magnet 17 and the second magnet 18 are separated, the slide rod 5 drives the piston 19 to slide in the sleeve 6, meanwhile, the first check valve 23 is opened, the second check valve 25 is closed, and cleaning liquid in the liquid storage box 24 is sucked into the sleeve 6 through the first guide pipe 21 and the first check valve 23; after the optical time domain reflectometer 1 is used, the first box body 2 and the second box body 201 are closed to enable the buckle 8 to be clamped with the buckle groove 9, the first magnet 17 and the second magnet 18 are attracted, the slide rod 5 drives the piston 19 to slide in the sleeve 6, meanwhile, the first check valve 23 is closed, the second check valve 25 is opened, cleaning liquid in the sleeve 6 is extruded to the cleaning block 27 in the clamping block 26 through the second guide pipe 22 and the second check valve 25 and is absorbed, and the cleaning liquid absorbed by the cleaning block 27 cleans an optical port on the connecting end 101 which is in contact with the cleaning block, so that the cleaning work of the device is facilitated.
The improved device utilizes the process that the sliding rod 5 slides in the sleeve 6 when the first box body 2 and the second box body 201 are opened or closed, the effect that the buckle 8 and the buckle groove 9 are closed after the buckle 8 and the buckle groove 9 of the closed parts of the first box body 2 and the second box body 201 lose efficacy is realized through the first magnet 17 and the second magnet 18, the cleaning function of the connecting end 101 of the key part of the optical time domain reflectometer 1 and an optical port above the connecting end is realized, the measurement accuracy of the optical time domain reflectometer 1 is improved, and the improved device has a remarkable technical effect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a be used for portable case that carries of optical time domain reflectometer, includes optical time domain reflectometer (1) and carries the box, its characterized in that: the optical time domain reflectometer (1) is arranged inside a carrying box body, a connecting end (101) is arranged on the upper side wall of the optical time domain reflectometer (1), the carrying box body comprises a first box body (2), a second box body (201) and a mounting plate (3), a buckle groove (9) is formed in the upper surface and the lower surface of the first box body (2) and is close to the edge of the second box body (201), a buckle (8) is arranged in the upper surface and the lower surface of the second box body (201) and is close to the edge of the first box body (2), the buckle (8) is matched and clamped in the buckle groove (9), the mounting plate (3) is arranged inside the first box body (2) and the second box body (201), a sliding rod seat (4) is welded on the back side wall of the mounting plate (3), two sliding rods (5) extending along two sides are welded on each sliding rod seat (4), two sleeves (6) corresponding to the sliding rods (5) are welded on the inner side walls of the first box body (2) and the second box body (201), the sliding rod (5) is fittingly inserted into the sleeve (6), a first magnet (17) is arranged at the bottom of the sleeve (6), a second magnet (18) is arranged at the end part of the sliding rod (5), the sliding rod (5) slides to the end part of the sleeve (6), and the first magnet (17) and the second magnet (18) are attracted;
a piston (19) is arranged at the end, close to the second magnet (18), of the sliding rod (5), and a stop block (20) for preventing the piston (19) from slipping is arranged at the opening of the sleeve (6); a first guide pipe (21) and a second guide pipe (22) are connected to the wall of the sleeve (6) between the second magnet (18) and the piston (19) in a penetrating manner, and the first guide pipe (21) is communicated with a liquid storage tank (24) through a first check valve (23); cleaning fluid is arranged in the liquid storage tank (24); the second guide pipe (22) is communicated with the inside of a clamping block (26) through a second one-way valve (25), and a cleaning block (27) is clamped in the clamping block (26); the first box body (2) and the second box body (201) are closed to enable the buckle (8) to be clamped with the buckle groove (9), and the cleaning block (27) is extruded by the connecting end (101) and then is contacted with an optical port in the connecting end (101);
the first box body (2) and the second box body (201) are pulled open to enable the buckle (8) and the buckle groove (9) to be separated, the first magnet (17) and the second magnet (18) are separated, the sliding rod (5) drives the piston (19) to slide in the sleeve (6) and simultaneously the first check valve (23) is opened, the second check valve (25) is closed, and cleaning liquid in the liquid storage box (24) is sucked into the sleeve (6) through the first guide pipe (21) and the first check valve (23); closing the first box body (2) and the second box body (201) to enable the buckle (8) and the buckle groove (9) to be clamped, attracting the magnet I (17) and the magnet II (18), driving the piston (19) by the slide rod (5) to slide in the sleeve (6), closing the one-way valve I (23), opening the one-way valve II (25), extruding cleaning liquid in the sleeve (6) onto the cleaning block (27) in the clamping block (26) through the guide pipe II (22) and the one-way valve II (25) and absorbing the cleaning liquid, and cleaning the optical port on the connecting end (101) which is in contact by the cleaning liquid absorbed by the cleaning block (27).
2. A portable carrying case for an optical time domain reflectometer as in claim 1 wherein: the first box body (2) and the second box body (201) are half box bodies with the same size, and the openings of the first box body (2) and the second box body (201) are close to each other and are symmetrically arranged.
3. A portable carrying case for an optical time domain reflectometer as in claim 1 wherein: four end angles on the front side surface of the mounting plate (3) are provided with screw seats (7), and the optical time domain reflector (1) is fixedly connected with the screw seats (7) arranged on the mounting plate (3) through screws.
4. A portable carrying case for an optical time domain reflectometer as in claim 1 wherein: the surface of the mounting plate (3) is provided with a heat dissipation opening (10), and a heat dissipation fan (11) is arranged at a back port tightly attached to the heat dissipation opening (10).
5. A portable carrying case for an optical time domain reflectometer as in claim 1 wherein: the outer side wall of the first box body (2) is provided with a handle (12), a sheath (13) is sleeved on the handle (12), and anti-skid friction grains are arranged on the outer wall of the sheath (13).
6. A portable carrying case for an optical time domain reflectometer as in claim 1 wherein: the lower surface of first box (2), second box (201) all welds and has one articulated ear (14), and articulated ear (14) are connected with base (16), the upper surface of base (16) is equipped with articulated seat, and is connected through bolt nut subassembly (15) between articulated seat and articulated ear (14).
7. A portable carrying case for an optical time domain reflectometer as in claim 1 wherein: the two clamping blocks (26) are respectively positioned on the inner walls above the first box body (2) and the second box body (201), and after the first box body (2) and the second box body (201) are closed, the two clamping blocks (26) are in one-to-one correspondence with the two connecting ends (101) below.
8. A portable carrying case for an optical time domain reflectometer as in claim 1 or 7 wherein: and the fixture block (26) is close to the display side of the optical time domain reflector (1), and absorption blocks which are in contact with the cleaning block (27) are arranged on the first box body (2) and the second box body (201).
9. A portable carrying case for an optical time domain reflectometer as in claim 8 wherein: the cleaning block (27) and the absorbing block are both made of absorbent cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011099719.7A CN112187348B (en) | 2020-10-15 | 2020-10-15 | Portable carrying box for optical time domain reflectometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011099719.7A CN112187348B (en) | 2020-10-15 | 2020-10-15 | Portable carrying box for optical time domain reflectometer |
Publications (2)
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