CN212811708U - Optical time domain reflectometer with anti-falling structure - Google Patents

Abstract

The utility model relates to an optical time domain reflectometer technical field specifically is an optical time domain reflectometer with prevent falling structure, including the optical time domain reflectometer main part, the optical time domain reflectometer main part includes first output, protection mechanism includes first connecting block, the outside of first output all is equipped with first connecting block by the cover, the inside of first connecting block all is provided with second closed plate. The utility model discloses make the optical time domain reflectometer main part drop in one moment of ground contact, play the effect of a buffering to the optical time domain reflectometer main part, make the great reduction of vibration of optical time domain reflectometer main part, protect the optical time domain reflectometer main part, the purpose of preventing falling has been played to the optical time domain reflectometer main part, workman's loss has been reduced, make the work that the workman can last, the cleanness on first output top has been kept, make better the working that carries on of optical time domain reflectometer main part physical stamina, the accuracy of optical time domain reflectometer main part work is improved.

Description

Optical time domain reflectometer with anti-falling structure

Technical Field

The utility model relates to an optical time domain reflectometer technical field specifically is an optical time domain reflectometer with prevent falling structure.

Background

The optical time domain reflectometer is an instrument for analyzing a measurement curve to know a plurality of performances such as uniformity, defects, breakage, joint coupling and the like of an optical fiber. It is made according to the backscatter and the fresnel theory of reversal of light, utilize the backscatter light that produces when spreading in optic fibre to obtain the information of decay, can be used to measure the optic fibre decay, the joint loss, optic fibre fault point location and know optic fibre along the loss distribution condition of length etc, be the optical cable construction, the essential instrument in maintenance and the monitoring, present reflectometer is mostly that the workman is through holding the operation, the workman hand that has avoided probably not taking place skids, perhaps place on certain platform, careless scraping, make the reflectometer drop from above workman's the hand or the platform, the reflectometer is broken, make workman's work unable continuation, workman's job schedule has not only been delayed, and user's use cost has been increased, workman's work efficiency has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical time domain reflectometer with prevent falling structure, mostly be the workman and operate through holding with solving the current reflectometer that proposes in the above-mentioned background art, the workman's hand that can not take place is avoided skidding, perhaps place on a certain platform, the contact of scraping between carelessness, make the reflectometer drop from workman's hand or above the platform, the reflectometer is broken, make workman's work can't continue to go on, workman's progress has not only been hindered, and user's use cost has been increased, the problem of workman's work efficiency has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: an optical time domain reflectometer with an anti-falling structure comprises an optical time domain reflectometer main body, wherein the optical time domain reflectometer main body comprises a first output end, two groups of first output ends are fixed at the top end of the optical time domain reflectometer main body, first fixing mechanisms are arranged on the left side and the right side of the optical time domain reflectometer main body respectively, each first fixing mechanism comprises a first connecting plate, the left side and the right side of the optical time domain reflectometer main body are respectively provided with a first connecting plate, a first groove is formed in each first connecting plate, one side, close to the optical time domain reflectometer main body, of each first connecting plate is uniformly provided with a second groove, a first spring is fixed in each second groove, one side, close to the optical time domain reflectometer main body, of each first connecting plate is provided with a second connecting plate, the second connecting plates are fixedly connected with the first springs, and the top end of the optical time domain reflectometer main body is provided with a second fixing, the second fixing mechanism comprises a third connecting plate, a third connecting plate is arranged at the top end of the optical time domain reflectometer main body, third grooves are formed in the left side and the right side of the third connecting plate, a fourth groove is formed in the bottom end of the third connecting plate, a fifth groove is formed in the top end of the third connecting plate, a fourth connecting plate is arranged at the bottom end of the optical time domain reflectometer main body, a sixth groove is formed in the fourth connecting plate, seventh grooves are formed in the left side and the right side of the fourth connecting plate, first screws are inserted into the seventh grooves and the first grooves, the top ends of the first screws are inserted into the third grooves, a first screw sleeve is sleeved on the outer side of the top end of each first screw, a protection mechanism is arranged on the outer side of each first output end, each protection mechanism comprises a first connecting block, and a first connecting block is sleeved on the outer side of each first output end, and the top of first connecting block all articulates there is first closed board to the right-hand member of first closed board all articulates there is the third connecting block, the right-hand member of first output all is fixed with the second connecting block, the inside of first connecting block all is provided with second closed board, and the bottom of second closed board all is fixed with the third closed board.

Preferably, the first rubber pad is glued on the surface of the second connecting plate, and the first rubber pad is attached to the surface of the second connecting plate.

Preferably, the bottom end of the second connecting block is inclined, and the top end of the third connecting block is inclined and clamped with the second connecting block.

Preferably, the inner wall of the first connecting block is provided with a sliding groove, the left end and the right end of the second closed plate are both fixed with sliding blocks, and the second closed plate is connected with the first connecting block through the sliding groove and the sliding block.

Preferably, the outer side of the first output end is provided with an external thread, the inner wall of the first connecting block is provided with an internal thread matched with the first output end, and the first output end is connected with the first connecting block through a thread structure.

Preferably, the surface of the bottom end of the first screw is glued with a second rubber pad, and the second rubber pad is attached to the surface of the first screw.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses make the optical time domain reflectometer main part drop in the one moment of ground contact, play a buffering effect to the optical time domain reflectometer main part, make the great reduction of vibration of optical time domain reflectometer main part, protect the optical time domain reflectometer main part, the purpose of preventing falling has been played the optical time domain reflectometer main part, workman's loss has been reduced, make the work that the workman can last, workman's work efficiency has been improved, it may get into the dust to have avoided inside the first output, can slide inside first connecting block through the second closure plate, make the workman more convenient to the change of second closure plate, the cleanness of first output end top has been kept, make the optical time domain reflectometer main part can better work, improve the accuracy of optical time domain reflectometer main part work;

1. the optical time domain reflectometer is provided with a third connecting plate and a first connecting plate, a worker fixes the upper end and the lower end of an optical time domain reflectometer main body by the third connecting plate and the fourth connecting plate by sleeving the upper end and the lower end of the optical time domain reflectometer main body, then the worker fixedly connects the fourth connecting plate at the bottom end and the third connecting plate at the top end with the optical time domain reflectometer main body by inserting a first screw rod into the first connecting plate, and fixes the optical time domain reflectometer main body by arranging the first connecting plates at the left and the right of the optical time domain reflectometer main body, so that the optical time domain reflectometer main body can not firstly contact with the ground under the condition that the optical time domain reflectometer main body falls off, and can play a role in the moment that the optical time domain reflectometer main body falls off to contact with the ground by arranging the first spring and the second connecting plate in the first connecting plate, the buffer function is performed on the optical time domain reflectometer main body, so that the vibration of the optical time domain reflectometer main body is greatly reduced, the optical time domain reflectometer main body is protected, the purpose of preventing the optical time domain reflectometer main body from falling is achieved, the loss of workers is reduced, the workers can continuously work, and the working efficiency of the workers is improved;

2. the optical time domain reflectometer is provided with a second connecting block and a first closed plate, because the surface of a first output end must be kept clean and the optical time domain reflectometer main body can be better worked by regularly cleaning with absolute ethyl alcohol, the first connecting block is sleeved outside the first output end, the second closed plate and a third closed plate are arranged inside the first connecting block, after the optical time domain reflectometer is used, a worker can clamp the second connecting block and the third connecting block by stirring the first closed plate, the third closed plate is clamped with the outer side of the top end of the first output end, and the top end of the first output end is completely sealed, so that dust can be prevented from entering the inside of the first output end, the second closed plate can slide inside the first connecting block, the worker can more conveniently replace the second closed plate, and the top end of the first output end is kept clean, the optical time domain reflectometer main body can work better, and the working accuracy of the optical time domain reflectometer main body is improved.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

fig. 2 is an enlarged schematic view of the structure a in fig. 1 according to the present invention;

FIG. 3 is a schematic front view of the structure of the present invention;

fig. 4 is a schematic side view of the structure of the present invention.

In the figure: 1. an optical time domain reflectometer main body; 10. a first output terminal; 2. a first fixing mechanism; 20. a first connecting plate; 21. a first groove; 22. a second groove; 23. a first spring; 24. a second connecting plate; 3. a second fixing mechanism; 30. a third connecting plate; 31. a third groove; 32. a fourth groove; 33. a fifth groove; 34. a fourth connecting plate; 35. a sixth groove; 36. a seventh groove; 37. a first screw; 38. a first threaded sleeve; 4. a protection mechanism; 40. a first connection block; 41. a first closure panel; 42. a third connecting block; 43. a second connecting block; 44. a second closure panel; 45. a third closure panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

an optical time domain reflectometer with an anti-falling structure comprises an optical time domain reflectometer main body 1, wherein the optical time domain reflectometer main body 1 comprises a first output end 10, two groups of first output ends 10 are fixed at the top end of the optical time domain reflectometer main body 1, first fixing mechanisms 2 are arranged on the left side and the right side of the optical time domain reflectometer main body 1, the first fixing mechanisms 2 comprise first connecting plates 20, the left side and the right side of the optical time domain reflectometer main body 1 are respectively provided with the first connecting plates 20, first grooves 21 are respectively arranged inside the first connecting plates 20, second grooves 22 are respectively and uniformly arranged on one sides of the first connecting plates 20 close to the optical time domain reflectometer main body 1, first springs 23 are respectively fixed inside the second grooves 22, second connecting plates 24 are arranged on one sides of the first connecting plates 20 close to the optical time domain reflectometer main body 1, and the second connecting plates 24 are respectively and fixedly connected with the first springs 23, the top end of the optical time domain reflectometer main body 1 is provided with a second fixing mechanism 3, the second fixing mechanism 3 comprises a third connecting plate 30, the top end of the optical time domain reflectometer main body 1 is provided with the third connecting plate 30, the left side and the right side of the third connecting plate 30 are both provided with third grooves 31, the bottom end of the third connecting plate 30 is provided with a fourth groove 32, the top end of the third connecting plate 30 is provided with a fifth groove 33, the bottom end of the optical time domain reflectometer main body 1 is provided with a fourth connecting plate 34, the inside of the fourth connecting plate 34 is provided with a sixth groove 35, the left end and the right end of the fourth connecting plate 34 are both provided with seventh grooves 36, the seventh grooves 36 and the inside of the first groove 21 are both inserted with first screws 37, the top ends of the first screws 37 are both inserted inside the third grooves 31, the outside of the top ends of the first screws 37 are sleeved with first thread sleeves 38, the outside of the first output ends, the protection mechanism 4 comprises a first connecting block 40, the outer sides of the first output ends 10 are all sleeved with the first connecting block 40, the top ends of the first connecting blocks 40 are all hinged with a first closing plate 41, the right ends of the first closing plates 41 are all hinged with a third connecting block 42, the right ends of the first output ends 10 are all fixed with a second connecting block 43, the first connecting blocks 40 are all internally provided with a second closing plate 44, and the bottom ends of the second closing plates 44 are all fixed with a third closing plate 45;

further, a first rubber pad is glued on the surface of the second connecting plate 24, the first rubber pad is attached to the surface of the second connecting plate 24, and the first rubber pad is attached to the surface of the second connecting plate 24, so that the light time domain reflectometer main body 1 is damped;

furthermore, the bottom end of the second connecting block 43 is inclined, the top end of the third connecting block 42 is inclined and clamped with the second connecting block 43, and the first closing plate 41 is connected with the first connecting block 40 more firmly through the cooperation of the second connecting block 43 and the third connecting block 42;

furthermore, the inner wall of the first connecting block 40 is provided with a sliding groove, the left end and the right end of the second closing plate 44 are both fixed with sliding blocks, the second closing plate 44 is connected with the first connecting block 40 through the sliding groove and the sliding block, and the first connecting block 40 is connected with the second closing plate 44 through the sliding groove and the sliding block, so that the second closing plate 44 can be conveniently taken and inserted in the first connecting block 40;

furthermore, the outer side of the first output end 10 is provided with an external thread, the inner wall of the first connecting block 40 is provided with an internal thread matched with the first output end 10, the first output end 10 is connected with the first connecting block 40 through a thread structure, and the first output end 10 is connected with the first connecting block 40 through a thread structure, so that the connection between the first output end 10 and the first connecting block 40 is firmer;

further, the surface of first screw rod 37 bottom veneer has the second rubber pad, and the laminating of second rubber pad and first screw rod 37's surface mutually has the second rubber pad through first screw rod 37 surface laminating, has increased the frictional force of first screw rod 37 and workman's hand for the workman is more convenient hard.

The working principle is as follows: firstly, a worker takes the optical time domain reflectometer main body 1, the worker places the third connecting plate 30 on the top end of the optical time domain reflectometer main body 1, the fourth groove 32 and the fifth groove 33 are used for clamping and fixing the top end of the optical time domain reflectometer main body 1, the worker then takes the fourth connecting plate 34 to be placed on the bottom end of the optical time domain reflectometer main body 1, the bottom end of the optical time domain reflectometer main body 1 is simply clamped and fixed through the sixth groove 35, then the worker takes the first screw 37, the first screw 37 passes through the seventh groove 36 and the first groove 21, the first connecting plates 20 on the left side and the right side of the optical time domain reflectometer main body 1 are used for fixing the left side and the right side of the optical time domain reflectometer main body 1, the top end of the first screw 37 passes through the third groove 31, the worker sleeves the first thread sleeve 38 on the top end of the first screw 37, and fixes the first screw 37 and the third connecting plate 30 through the first thread sleeve 38, the first connecting plate 20 and the fourth connecting plate 34 fix the optical time domain reflectometer main body 1;

when the optical time domain reflectometer main body 1 falls off from the working platform and contacts with the ground, the first spring 23 is arranged in the second groove 22, the impact force of the ground is weakened to a certain extent through the self resilience force of the first spring 23, so that the impact force of the optical time domain reflectometer main body 1 and the ground is greatly reduced, and the third connecting plate 30 and the first connecting plate 20 are arranged on the outer side of the optical time domain reflectometer main body 1, so that the optical time domain reflectometer main body 1 is prevented from directly contacting with the ground, and the optical time domain reflectometer main body 1 is protected to a certain extent;

when the workman needs to use optical time domain reflectometer main part 1, the workman is through stirring third connecting block 42, make third connecting block 42 and second connecting block 43 phase separation, open first closing plate 41, take out second closing plate 44, can use optical time domain reflectometer main part 1, after the workman uses the completion, or deposit a period, the workman seals the top of first output 10 through second closing plate 44 and third closing plate 45, close and cover first closing plate 41, better protect the first output 10 on optical time domain reflectometer main part 1 top.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (6)

1. An optical time domain reflectometer with fall-resistant structure, comprising an optical time domain reflectometer main body (1), characterized in that: the optical time domain reflectometer comprises an optical time domain reflectometer main body (1) and is characterized in that the optical time domain reflectometer main body (1) comprises first output ends (10), two groups of first output ends (10) are fixed at the top end of the optical time domain reflectometer main body (1), first fixing mechanisms (2) are arranged on the left side and the right side of the optical time domain reflectometer main body (1), each first fixing mechanism (2) comprises a first connecting plate (20), first connecting plates (20) are arranged on the left side and the right side of the optical time domain reflectometer main body (1), first grooves (21) are formed in the first connecting plates (20), second grooves (22) are uniformly formed in one sides, close to the optical time domain reflectometer main body (1), of the first connecting plates (20), first springs (23) are fixed in the second grooves (22), and second connecting plates (24) are arranged on one sides, close to the optical time domain reflectometer main body (1), of the first connecting, the second connecting plate (24) is fixedly connected with the first spring (23), the top end of the optical time domain reflectometer main body (1) is provided with a second fixing mechanism (3), the second fixing mechanism (3) comprises a third connecting plate (30), the top end of the optical time domain reflectometer main body (1) is provided with the third connecting plate (30), the left side and the right side of the third connecting plate (30) are both provided with third grooves (31), the bottom end of the third connecting plate (30) is provided with a fourth groove (32), the top end of the third connecting plate (30) is provided with a fifth groove (33), the bottom end of the optical time domain reflectometer main body (1) is provided with the fourth connecting plate (34), the inside of the fourth connecting plate (34) is provided with a sixth groove (35), the left end and the right end of the fourth connecting plate (34) are both provided with seventh grooves (36), the seventh grooves (36) and the inside of the first groove (21) are both inserted with first screws (37), and the top of first screw rod (37) all inserts and establish inside third recess (31), the outside cover on first screw rod (37) top is equipped with first swivel nut (38), the outside of first output (10) all is provided with protection mechanism (4), protection mechanism (4) are including first connecting block (40), the outside of first output (10) all is equipped with first connecting block (40), and the top of first connecting block (40) all articulates there is first closing plate (41) to the right-hand member of first closing plate (41) all articulates there is third connecting block (42), the right-hand member of first output (10) all is fixed with second connecting block (43), the inside of first connecting block (40) all is provided with second closing plate (44), and the bottom of second closing plate (44) all is fixed with third closing plate (45).

2. An optical time domain reflectometer having a crash resistant configuration as in claim 1, wherein: and a first rubber pad is glued on the surface of the second connecting plate (24), and the first rubber pad is attached to the surface of the second connecting plate (24).

3. An optical time domain reflectometer having a crash resistant configuration as in claim 1, wherein: the bottom of second connecting block (43) is the slope form, the terminal top of third connecting block (42) is the slope form of blocking mutually with second connecting block (43).

4. An optical time domain reflectometer having a crash resistant configuration as in claim 1, wherein: the inner wall of the first connecting block (40) is provided with a sliding groove, the left end and the right end of the second closing plate (44) are both fixed with sliding blocks, and the second closing plate (44) is connected with the first connecting block (40) through the sliding groove and the sliding blocks.

5. An optical time domain reflectometer having a crash resistant configuration as in claim 1, wherein: the outer side of the first output end (10) is provided with an external thread, the inner wall of the first connecting block (40) is provided with an internal thread matched with the first output end (10), and the first output end (10) is connected with the first connecting block (40) through a thread structure.

6. An optical time domain reflectometer having a crash resistant configuration as in claim 1, wherein: and a second rubber pad is glued on the surface of the bottom end of the first screw rod (37), and the second rubber pad is attached to the surface of the first screw rod (37).

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