CN114401039A

CN114401039A - Detection equipment for computer network signal test

Info

Publication number: CN114401039A
Application number: CN202210068951.7A
Authority: CN
Inventors: 何宇洋
Original assignee: Beijing Information Science and Technology University
Current assignee: Beijing Information Science and Technology University
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-04-26
Anticipated expiration: 2042-01-20
Also published as: CN114401039B

Abstract

The invention discloses a detection device for computer network signal testing, which comprises a connecting block and a movable frame, wherein a guide arm is fixedly connected to the rear side of the connecting block, a baffle is fixedly connected to the rear side of the movable frame, a sliding arm is fixedly connected to the rear side of the baffle, the inner wall of one end, far away from the baffle, of the sliding arm is in limited sliding connection with the surface of the guide arm, a first transmission arm is fixedly connected to the rear side, close to the bottom, of the movable frame, one end, far away from the movable frame, of the first transmission arm is rotatably connected with a second transmission arm through a pin shaft, and one end, far away from the first transmission arm, of the second transmission arm is rotatably connected with a third transmission arm through a pin shaft. The invention solves the problem that the detection result is not intuitive enough to judge and brings inconvenience to use because most of the traditional optical fiber network signals are manually checked in the actual use process through the matching use of the structures.

Description

Detection equipment for computer network signal test

Technical Field

The invention relates to the technical field of detection equipment, in particular to detection equipment for computer network signal testing.

Background

The computer network is a computer system which connects a plurality of computers with independent functions and external equipment thereof at different geographic positions through communication lines and realizes resource sharing and information transmission under the management and coordination of a network operating system, network management software and a network communication protocol.

Wherein the broadband signal is an important signal in a term which greatly influences the operation of computer networking; in order to ensure stable signal transmission, a computer host mostly adopts a wired broadband transmission mode, the problem of network signal detection is solved, except for signal detection at a computer end, signals inside optical fibers also need to be tested and detected, most of traditional optical fiber network signals are manually and manually detected, detection results are not visually judged enough, and inconvenience is brought to use.

Disclosure of Invention

The invention aims to provide detection equipment for computer network signal test, which has the advantages of automatic detection, repeated detection and improvement of the accuracy of detection results and solves the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a check out test set is used in computer network signal test, includes connecting block and movable frame, the rear side fixedly connected with guide arm of connecting block, the rear side fixedly connected with baffle of movable frame, the rear side fixedly connected with slide arm of baffle, keep away from the inner wall of baffle one end and the spacing sliding connection in surface of guide arm on the slide arm.

The rear side of the movable frame, which is close to the bottom, is fixedly connected with a first transmission arm, one end of the first transmission arm, which is far away from the movable frame, is rotatably connected with a second transmission arm through a pin shaft, one end of the second transmission arm, which is far away from the first transmission arm, is rotatably connected with a third transmission arm through a pin shaft, the surface of the connecting block is fixedly connected with a limiting rod, the third transmission arm is provided with a through groove for limiting and sliding the limiting rod, one end of the third transmission arm, which is far away from the second transmission arm, is fixedly connected with a triangular prism pressing block for pressing an optical fiber to be detected, the optical fiber, the fixed surface of the bearing block is connected with a lamp bead electrically connected with the photosensitive switch, and the lamp bead is powered by an external power supply.

Preferably, be equipped with the power device that drives the movable frame and carry out reciprocating motion in the movable frame, power device includes that it is first to drive and carry out dead axle pivoted axle on the connecting block by power unit, the inner wall dead axle of movable frame rotates and is connected with the worm, the surperficial swing joint that the movable orifice was seted up and was passed through movable orifice and axle one is seted up to the tip of worm, the inner wall fixedly connected with fixture block one of movable orifice, set up on the arc profile of axle one and supply a gliding spacing draw-in groove of fixture block axial.

Preferably, power device still includes dead axle pivoted axle two on the baffle, fixed cover has the worm wheel with tooth transmission meshing on the worm on the arc profile of axle two, keep away from the one end fixedly connected with pendulum leaf of baffle on the axle two, the fixed surface who keeps away from axle two one end on the pendulum leaf is connected with projection one, the spacing rotation is connected with the loose collar on the arc profile of projection one, fixedly connected with transmission arm four on the arc profile of loose collar, the fixed surface of connecting block is connected with backup pad one, the fixed surface of backup pad one is connected with projection two, projection two runs through transmission arm four and is connected with transmission arm four spacing rotations.

Preferably, be equipped with on the activity ring and carry out the device that pulls of one-way tractive to waiting to detect optic fibre, pull the device and include the carriage on the activity ring bottom, be equipped with two symmetries in the carriage and dead axle pivoted arm lock in the carriage, the activity that supplies the arm lock activity is seted up on the surface of carriage and is led to the groove, two the opposite face fixedly connected with pressure spring that is close to the top on the arm lock, the inner wall fixedly connected with axle three that is close to the bottom on the carriage, the surface of axle three runs through two arm locks and rotates with two arm lock dead axles and be connected, two the equal fixedly connected with elasticity stay cord of opposite side near the top on the arm lock, two the one end intertwine that keeps away from the arm lock on the elasticity stay cord becomes same strand of rope, and the top of this same strand of rope runs through the activity ring and upwards fixedly connected with sets firmly the arm-tie on the activity frame.

Preferably, the opposite surfaces of the two clamping arms close to the bottom are fixedly connected with rubber pads for protecting the optical fiber to be detected during clamping.

Preferably, the movable frame is provided with a cleaning device for cleaning dust on the surface of the optical fiber to be detected, the cleaning device comprises a first driving wheel sleeved on a first shaft, the surface of the movable frame is fixedly connected with a first driving pulling plate for limiting the first driving wheel, the inner wall of the first driving wheel is fixedly connected with a second clamping block in axial limiting sliding connection with a limiting clamping groove, and the arc-shaped profile of the first driving wheel is connected with a driving belt in a driving mode.

Preferably, a second driving wheel connected with a driving belt in a driving mode is arranged below the first driving wheel, a fourth shaft is fixedly connected to the inner wall of the second driving wheel, one end, far away from the second driving wheel, of the fourth shaft extends into the movable frame and is connected with the movable frame in a fixed shaft rotating mode, a first gear is fixedly sleeved on the fourth shaft, a second gear is meshed with a gear in a tooth transmission mode, a second supporting plate is fixedly connected to an arc-shaped outline, close to the bottom, of the movable frame, a cleaning pipe is fixedly connected to one side, facing the second supporting plate, of the second gear, penetrates through the second supporting plate and is connected with the second supporting plate in a limiting and rotating mode, the optical fiber to be detected penetrates into the cleaning pipe, and bristles for cleaning the surface of the optical fiber to be detected are fixedly connected to the inner wall of the cleaning pipe.

Preferably, the number of the limiting clamping grooves is two, and the two limiting clamping grooves are symmetrically arranged by taking the horizontal central axis on the first shaft as a symmetry axis.

Compared with the prior art, the invention has the following beneficial effects: the optical fiber detection device plays a role in fixing and supporting through the connecting block, and the subsequent structure is driven to move continuously through the movement of the movable frame, so that the detection of optical signals in the optical fiber to be detected is finally realized;

the guide arm guides and supports the moving direction of the sliding arm, and the sliding arm can synchronously drive the movable frame to move through the arrangement of the baffle plate; the moving direction of the movable frame is the axial direction of the guide arm;

the movable frame synchronously drives the upper transmission arm I to move, the transmission arm III can drive the triangular prism pressing block to move linearly towards the direction of the bearing block under the rotating fit of the transmission arm II and the limitation of the limiting rod on the motion trail of the transmission arm III, when in use, the optical fiber to be detected is positioned between the triangular prism pressing block and the bearing block, and the bearing block is close to the bearing block along with the triangular prism pressing block, finally the bearing block is inosculated in the bearing groove, the optical fiber to be detected positioned in the bearing groove can be synchronously pushed into the bearing groove and extruded and deformed, the original linear shape is changed into a broken line shape matched with the outline of the triangular prism pressing block, and as the normal optical signal in the optical fiber to be detected can only follow the linear path, once the optical signal is bent, the light in the linear path can irradiate on the photosensitive switch, and the circuit between the photosensitive switch and the lamp bead can be instantly switched on, the external power supply supplies power to the lamp beads, so that the lamp beads are instantly lightened, and once the optical signals in the optical fibers to be detected are abnormal or have no optical signals, the lamp beads cannot be continuously lightened, and therefore the signals in the optical fibers to be detected can be clearly detected;

the movable frame can smoothly reciprocate through the arrangement of the power device;

through the arrangement of the dragging device, the optical fiber to be detected can be dragged towards the connecting block continuously, namely, signal detection is carried out on multiple positions on the optical fiber to be detected;

through the arrangement of the cleaning device, dust on the surface of the optical fiber to be detected can be cleaned, and the influence of the residual dust on the irradiation of the optical signal is avoided.

Through the cooperation use between the above-mentioned structure, solved in the in-service use process, because traditional optical network signal is mostly that artifical manual is examined, the testing result is directly perceived judgement inadequately, gives the problem that the use is inconvenient.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a perspective view of the baffle of the present invention;

FIG. 3 is a perspective view of a triangular prism compact of the present invention;

FIG. 4 is an axial view of the worm of the present invention;

FIG. 5 is a perspective view of a groove of the present invention;

FIG. 6 is a perspective view of the movable ring of the present invention;

FIG. 7 is a perspective view of the clamp arm of the present invention;

FIG. 8 is an axial view of a first drive wheel of the present invention;

fig. 9 is a perspective view of a second support plate of the present invention.

In the figure: 1. connecting blocks; 2. a movable frame; 3. a guide arm; 4. a baffle plate; 5. a slide arm; 6. a first transmission arm; 7. a second transmission arm; 8. a third transmission arm; 9. a limiting rod; 10. a triangular prism pressing block; 11. a pressure-bearing block; 12. a pressure-bearing groove; 13. a groove; 14. a light sensitive switch; 15. a lamp bead; 101. a first shaft; 16. an optical fiber to be detected; 17. a worm; 18. a movable hole; 19. a first clamping block; 20. a limiting clamping groove; 21. a second shaft; 22. a worm gear; 23. swinging the blades; 24. a first convex column; 25. a movable ring; 26. a fourth transmission arm; 27. a first support plate; 28. a second convex column; 29. a support frame; 30. clamping arms; 31. a movable through groove; 32. a pressure spring; 33. a third shaft; 34. an elastic pull rope; 35. pulling a plate; 36. a rubber pad; 37. a first transmission wheel; 371. a transmission pulling plate; 38. a second clamping block; 39. a transmission belt; 40. a second driving wheel; 41. shaft four; 42. a first gear; 43. a second gear; 44. a second support plate; 45. the tube is cleaned.

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.

Example one

The invention provides a technical scheme that: the utility model provides a check out test set is used in computer network signal test, includes connecting block 1 and activity frame 2, plays the fixed stay effect through connecting block 1, and the removal through activity frame 2 drives the successive removal of follow-up structure, finally realizes waiting to detect the detection of the interior light signal of treating optic fibre 16.

The rear side of the connecting block 1 is fixedly connected with a guide arm 3, the rear side of the movable frame 2 is fixedly connected with a baffle 4, the rear side of the baffle 4 is fixedly connected with a sliding arm 5, the moving direction of the sliding arm 5 is guided and supported through the guide arm 3, and the sliding arm 5 can synchronously drive the movable frame 2 to move through the baffle 4; the inner wall of the sliding arm 5, which is far away from one end of the baffle 4, is in limited sliding connection with the surface of the guide arm 3, and the moving direction of the movable frame 2 is the axial direction of the guide arm 3.

The rear side of the movable frame 2 close to the bottom is fixedly connected with a first transmission arm 6, one end of the first transmission arm 6 far away from the movable frame 2 is rotatably connected with a second transmission arm 7 through a pin shaft, one end of the second transmission arm 7 far away from the first transmission arm 6 is rotatably connected with a third transmission arm 8 through a pin shaft, the surface of the connecting block 1 is fixedly connected with a limiting rod 9, the third transmission arm 8 is provided with a through groove for limiting and sliding the limiting rod 9, one end of the third transmission arm 8 far away from the second transmission arm 7 is fixedly connected with a triangular prism pressing block 10 for pressing an optical fiber 16 to be detected, the movable frame 2 synchronously drives the first transmission arm 6 to move, under the rotation fit of the second transmission arm 7 and the limitation of the limiting rod 9 to the motion trail of the third transmission arm 8, so that the driving arm three 8 can carry the triangular prism pressing block 10 to perform linear movement towards the direction of the bearing block 11.

A bearing groove 12 matched with the inclined plane of the triangular prism pressing block 10 is arranged on one side of the bearing block 11 facing the upper edge of the triangular prism pressing block 10, a groove 13 is arranged on the inner wall of the bearing groove 12, a photosensitive switch 14 for detecting optical signals of optical fibers in an optical fiber 16 to be detected is fixedly connected to the inner wall of the groove 13, a lamp bead 15 electrically connected with the photosensitive switch 14 is fixedly connected to the surface of the bearing block 11, the lamp bead 15 is powered by an external power supply, when the optical fiber 16 to be detected is positioned between the triangular prism pressing block 10 and the bearing block 11, the bearing block 11 is finally matched in the bearing groove 12 along with the approach of the triangular prism pressing block 10 to the bearing block 11, the optical fiber 16 to be detected in the bearing groove 12 is synchronously pushed into the bearing groove 12 and is extruded and deformed, the original linear shape is changed into a broken line shape matched with the outer contour of the triangular prism pressing block 10, and normal optical signals in the optical fiber 16 to be detected can only follow a linear path, once bent, the light of the straight line path can irradiate on the photosensitive switch 14, the circuit between the photosensitive switch 14 and the lamp bead 15 can be instantly switched on, and the external power supply supplies power to the lamp bead 15, so that the lamp bead 15 is instantly lightened, and once the optical signal in the optical fiber 16 to be detected is abnormal or has no optical signal, the lamp bead 15 cannot be continuously lightened, and therefore the signal in the optical fiber 16 to be detected can be clearly detected.

Example two

On the basis of the first embodiment, further: the movable frame 2 is internally provided with a power device which drives the movable frame 2 to reciprocate, and the movable frame 2 can smoothly reciprocate through the arrangement of the power device.

The power device comprises a first shaft 101 which is driven by a power mechanism and rotates on the connecting block 1 in a fixed shaft mode, the fixed shaft on the inner wall of the movable frame 2 is rotatably connected with a worm 17, a movable hole 18 is formed in the end portion of the worm 17 and is movably connected with the surface of the first shaft 101 through the movable hole 18, a first clamping block 19 is fixedly connected to the inner wall of the movable hole 18, and a limiting clamping groove 20 for the first clamping block 19 to axially slide is formed in the arc-shaped outline of the first shaft 101.

Referring to fig. 1, a through hole for limiting rotation of the first shaft 101 is formed in the connecting block 1, the first shaft 101 is driven to rotate continuously through a power mechanism, the power mechanism is a motor after power is switched on, a first clamping block 19 in the movable hole 18 is arranged in a limiting clamping groove 20, and after the first shaft 101 rotates, the worm 17 rotates synchronously in the movable frame 2.

Further, the power device further comprises a second shaft 21 which is fixed on the baffle 4 and rotates in a fixed shaft mode, a worm wheel 22 which is meshed with the worm 17 in a tooth transmission mode is fixedly sleeved on the arc-shaped outline of the second shaft 21, one end, far away from the baffle 4, of the second shaft 21 on the second shaft 21 is fixedly connected with a swinging blade 23, one end, far away from the second shaft 21, of the swinging blade 23 is fixedly connected with a first convex column 24, the arc-shaped outline of the first convex column 24 is connected with a movable ring 25 in a limiting and rotating mode, the arc-shaped outline of the movable ring 25 is fixedly connected with a fourth transmission arm 26, the surface of the connecting block 1 is fixedly connected with a first supporting plate 27, the surface of the first supporting plate 27 is fixedly connected with a second convex column 28, and the second convex column 28 penetrates through the fourth transmission arm 26 and is connected with the fourth transmission arm 26 in a limiting and rotating mode. The direction of rotation of the worm gear 22 is indicated by the arrow on the worm gear 22 in fig. 1.

Referring to fig. 1, after the worm 17 smoothly rotates in the movable frame 2, the worm wheel 22 engaged with the worm 17 in a transmission manner synchronously rotates, the worm wheel 22 drives the second shaft 21 to rotate on the fixed shaft of the baffle 4, and simultaneously the second shaft 21 drives the swinging blade 23 and the first boss 24 to synchronously rotate, so that the movable frame 2 can smoothly reciprocate along the first shaft 101 in an axial direction under the rotation supporting cooperation of the first supporting plate 27, the second boss 28, the fourth driving arm 26 and the movable ring 25.

EXAMPLE III

On the basis of the second embodiment, further: the movable ring 25 is provided with a dragging device for performing one-way traction on the optical fiber 16 to be detected, and the optical fiber 16 to be detected can be continuously dragged towards the connecting block 1 through the arrangement of the dragging device, namely, signal detection is performed on multiple positions on the optical fiber 16 to be detected.

The dragging device comprises a supporting frame 29 on the bottom of the movable ring 25, two symmetrical clamping arms 30 which are pivoted in the supporting frame 29 are arranged in the supporting frame 29, a movable through groove 31 for the clamping arms 30 to move is formed in the surface of the supporting frame 29, a pressure spring 32 is fixedly connected to the opposite surfaces, close to the top, of the two clamping arms 30, a third shaft 33 is fixedly connected to the inner wall, close to the bottom, of the supporting frame 29, the surface of the third shaft 33 penetrates through the two clamping arms 30 and is in fixed-shaft rotating connection with the two clamping arms 30, elastic pull ropes 34 are fixedly connected to the opposite sides, close to the top, of the two clamping arms 30, one ends, far away from the clamping arms 30, of the two elastic pull ropes 34 are mutually wound into a same strand, the top of the same strand penetrates through the movable ring 25 and is upwards fixedly connected with a pull plate 35 fixedly arranged on the movable frame 2, the same strand penetrates through the movable ring 25 and is movably connected with the movable ring 25, and the interior of the movable ring 25 is convenient for the movement of the strand, a cavity for the rope to move is arranged in the movable ring 25.

Refer to fig. 1, 6 and 7.

Along with the rotation of the swing blade 23 along with the fixed axis of the second shaft 21 in the above-mentioned content, the movable ring 25 will have a change in vertical height, as shown in fig. 1, at this time, the movable ring 25 is at the lowest position, at this time, the same strand of rope is wound by the two elastic pulling ropes 34 and is in the most tightened state, at this time, the two elastic pulling ropes 34 will pull the two clamping arms 30, after overcoming the elastic force of the pressing spring 32, the tops of the two clamping arms 30 gradually rotate to approach each other, similarly, the bottoms of the two clamping arms 30 also gradually rotate to approach each other, the rotation centers of the two clamping arms 30 are the centers of the third shaft 33, the clamping of the optical fiber 16 to be detected can be realized by the mutual approach of the bottoms of the two clamping arms 30, then the continuous rotation of the second shaft 21 and the worm wheel 22 will pull the clamped optical fiber 16 to be detected to the direction of the connecting block 1, and the signal detection of the optical fiber 16 to be detected in the above-mentioned content is matched, signal detection can be achieved for multiple locations on the fiber 16 to be detected.

On the contrary, when the movable ring 25 rotates to the highest position, the elastic pulling rope 34 is in a relaxed state, and both ends of the two clamping arms 30 are also away from each other under the elastic force of the pressure spring 32, so that the optical fiber 16 to be detected is also released in the process.

Further, the opposite surfaces of the two clamping arms 30 close to the bottom are fixedly connected with rubber pads 36 for protecting the optical fiber 16 to be detected during clamping.

Referring to fig. 7, by the arrangement of the rubber pad 36, when the optical fiber 16 to be detected is clamped in an opposite direction, the rubber pad 36 can play a role in buffering and protecting, and damage to the optical fiber line in the optical fiber 16 to be detected is avoided.

Example four

On the basis of the third embodiment, further: be equipped with on the movable frame 2 and carry out the cleaning device who clears up to the dust on waiting to detect optic fibre 16 surface, through cleaning device's setting, can make and wait to detect the dust on optic fibre 16 surface and clear up, avoid remaining dust to cause the influence to the shining of light signal.

The cleaning device comprises a first driving wheel 37 sleeved on a first shaft 101, a driving pull plate 371 used for limiting the first driving wheel 37 is fixedly connected to the surface of the movable frame 2, a second clamping block 38 axially and slidably connected with the limiting clamping groove 20 is fixedly connected to the inner wall of the first driving wheel 37, and a driving belt 39 is in driving connection with the arc-shaped outline of the first driving wheel 37.

Refer to fig. 1 and 8. Through the arrangement of the second clamping block 38, the first shaft 101 drives the first driving wheel 37 to synchronously rotate through the limiting clamping groove 20 on the first shaft, the first driving wheel 37 can rotate on the first shaft 101 and can move along with the movable frame 2 under the matching of the driving pulling plate 371, and the driving belt 39 plays a role in transmission matching.

Further, a second driving wheel 40 in transmission connection with a transmission belt 39 is arranged below the first driving wheel 37, a fourth shaft 41 is fixedly connected to the inner wall of the second driving wheel 40, one end of the fourth shaft 41, which is far away from the second driving wheel 40, extends into the movable frame 2 and is in fixed-shaft rotation connection with the movable frame 2, a first gear 42 is fixedly sleeved on the fourth shaft 41, a second gear 43 is meshed with teeth on the first gear 42 in transmission, a second supporting plate 44 is fixedly connected to an arc-shaped contour, which is close to the bottom, on the movable frame 2, a cleaning pipe 45 is fixedly connected to one side, which faces the second supporting plate 44, of the second gear 43, the cleaning pipe 45 penetrates through the second supporting plate 44 and is in limited rotation connection with the second supporting plate 44, the optical fiber 16 to be detected penetrates into the cleaning pipe 45, and bristles for cleaning the surface of the optical fiber 16 to be detected are fixedly connected to the inner wall of the cleaning pipe 45.

Referring to fig. 1 and 9, in the driving cooperation of the driving belt 39, the driving wheel two 40 drives the shaft four 41 to perform fixed-axis rotation on the movable frame 2, the gear one 42 on the shaft four 41 synchronously drives the gear two 43 and the cleaning tube 45 on the gear two 43 to rotate, and the support plate two 44 provides support for the rotation of the cleaning tube 45;

along with the arrangement of the bristles on the inner wall of the cleaning tube 45 and the rotation of the cleaning tube 45, the optical fiber 16 to be detected penetrating into the cleaning tube is cleaned by the brush, and dust adhered to the surface of the optical fiber 16 to be detected is cleaned, so that the subsequent signal detection of the optical fiber 16 to be detected is prepared.

Furthermore, the number of the limiting clamping grooves 20 is two, and the two limiting clamping grooves 20 are symmetrically arranged by taking the horizontal central axis on the first shaft 101 as a symmetry axis.

Referring to fig. 1, through the symmetrical arrangement of the two limiting clamping grooves 20 on the first shaft 101, the worm 17 and the first transmission wheel 37 are all in a balanced state, and the operation is more stable.

The working principle is as follows: when the detection equipment for the computer network signal test is used, the connection block 1 plays a role of fixed support, and the movement of the movable frame 2 drives the subsequent structure to move continuously, so that the detection of optical signals in the optical fiber 16 to be detected is finally realized;

the guide arm 3 guides and supports the moving direction of the sliding arm 5, and the baffle 4 is arranged, so that the sliding arm 5 can synchronously drive the movable frame 2 to move; the moving direction of the movable frame 2 is the axial direction of the guide arm 3;

the movable frame 2 synchronously drives the upper transmission arm I6 to move, under the rotation fit of the transmission arm II 7 and the limitation of the limiting rod 9 on the motion trail of the transmission arm III 8, the transmission arm III 8 can drive the triangular prism pressing block 10 to move linearly towards the direction of the bearing block 11, and the optical fiber 16 to be detected is positioned between the triangular prism pressing block 10 and the bearing block 11 when the optical fiber detecting device is used; along with the triangular prism pressing block 10 approaching to the bearing block 11, the bearing block 11 is finally matched in the bearing groove 12, the optical fiber 16 to be detected in the bearing groove 12 can be synchronously pushed into the bearing groove 12 and is extruded and deformed, the original linear shape is changed into a broken line shape matched with the outer contour of the triangular prism pressing block 10, and the lamp bead 15 is instantly lightened because the normal optical signal in the optical fiber 16 to be detected can only follow a linear path, once the optical signal is bent, the light in the linear path can irradiate the photosensitive switch 14, the circuit between the photosensitive switch 14 and the lamp bead 15 can be instantly switched on, and the external power supply supplies power, so that the lamp bead 15 is instantly lightened, and once the optical signal in the optical fiber 16 to be detected is abnormal or has no optical signal, the lamp bead 15 cannot be continuously lightened, and therefore, the signal in the optical fiber 16 to be detected can be clearly detected;

through the arrangement of the power device, the movable frame 2 can smoothly reciprocate, and referring to figure 1, through the through hole for limiting rotation of the first shaft 101 is arranged on the connecting block 1, the power mechanism drives the first shaft 101 to rotate continuously, the power mechanism is a motor which is powered on, and is arranged in the limiting clamping groove 20 through the first clamping block 19 in the movable hole 18, after the shaft one 101 rotates, the worm 17 rotates synchronously in the movable frame 2, which, with reference to figure 1, when the worm 17 smoothly rotates in the movable frame 2, the worm wheel 22 which is engaged with the worm 17 in a transmission way synchronously rotates along with the worm, the worm wheel 22 drives the second shaft 21 to rotate on the fixed shaft of the baffle 4, and simultaneously the second shaft 21 drives the swinging blade 23 and the first convex column 24 to synchronously rotate, under the rotating support cooperation of the first support plate 27, the second boss 28, the fourth transmission arm 26 and the movable ring 25, the movable frame 2 can smoothly perform reciprocating axial movement along the first shaft 101.

Through the arrangement of the dragging device, the optical fiber 16 to be detected can be continuously dragged towards the connecting block 1, namely, signal detection is carried out on multiple positions on the optical fiber 16 to be detected; refer to fig. 1, 6 and 7.

On the contrary, when the movable ring 25 rotates to the highest position, the elastic pull rope 34 is in a loose state, under the elastic action of the pressure spring 32, the two ends of the two clamping arms 30 are away from each other, the optical fiber 16 to be detected is released in the process, referring to fig. 7, through the arrangement of the rubber pad 36, when the optical fiber 16 to be detected is clamped in opposite directions, the rubber pad 36 can play a role in buffering protection, and the optical fiber circuit in the optical fiber 16 to be detected is prevented from being damaged.

Through the arrangement of the cleaning device, dust on the surface of the optical fiber 16 to be detected can be cleaned, and the influence of residual dust on the irradiation of optical signals is avoided. Refer to fig. 1 and 8. Through the arrangement of the second clamping block 38, the first shaft 101 drives the first transmission wheel 37 to synchronously rotate through the limiting clamping groove 20 on the first shaft, the first transmission wheel 37 can rotate on the first shaft 101 and can move along with the movable frame 2 under the matching of the transmission pulling plate 371, the transmission belt 39 plays a role in transmission matching, referring to fig. 1 and 9, under the transmission matching of the transmission belt 39, the second transmission wheel 40 drives the fourth shaft 41 to perform fixed-axis rotation on the movable frame 2, the first gear 42 on the fourth shaft 41 synchronously drives the second gear 43 and the second gear 43 to rotate with the cleaning pipe 45, and the second support plate 44 supports the cleaning pipe 45 to rotate;

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

1. The utility model provides a check out test set is used in computer network signal test which characterized in that: the device comprises a connecting block (1) and a movable frame (2), wherein a guide arm (3) is fixedly connected to the rear side of the connecting block (1), a baffle (4) is fixedly connected to the rear side of the movable frame (2), a sliding arm (5) is fixedly connected to the rear side of the baffle (4), and the inner wall of one end, far away from the baffle (4), of the sliding arm (5) is in limited sliding connection with the surface of the guide arm (3);

the rear side of the movable frame (2) close to the bottom is fixedly connected with a first transmission arm (6), one end of the first transmission arm (6) far away from the movable frame (2) is rotatably connected with a second transmission arm (7) through a pin shaft, one end of the second transmission arm (7) far away from the first transmission arm (6) is rotatably connected with a third transmission arm (8) through a pin shaft, the surface of the connecting block (1) is fixedly connected with a limiting rod (9), the third transmission arm (8) is provided with a through groove for limiting and sliding the limiting rod (9), one end of the third transmission arm (8) far away from the second transmission arm (7) is fixedly connected with a triangular prism pressing block (10) for extruding an optical fiber (16) to be detected, the optical fiber detection device further comprises a bearing block (11) fixedly supported by an external support, one side of the bearing block (11) towards the upper edge of the triangular prism pressing block (10) is provided with a groove (12) matched with the upper inclined plane of the triangular prism pressing block (10), the inner wall of bearing groove (12) is seted up flutedly (13), the inner wall fixedly connected with of recess (13) carries out photosensitive switch (14) that detect to optic fibre light signal in waiting to detect optic fibre (16), the fixed surface of bearing piece (11) is connected with lamp pearl (15) with photosensitive switch (14) electric connection, lamp pearl (15) are supplied power by external power source.

2. The detecting apparatus for computer network signal testing according to claim 1, wherein: be equipped with in movable frame (2) and drive movable frame (2) and carry out reciprocating motion's power device, power device includes and is driven and carry out dead axle pivoted axle one (101) on connecting block (1) by power unit, the inner wall dead axle of movable frame (2) rotates and is connected with worm (17), the surperficial swing joint of activity hole (18) and axle one (101) has been seted up to the tip of worm (17), the inner wall fixedly connected with fixture block one (19) of activity hole (18), set up on the arc profile of axle one (101) and supply fixture block one (19) endwise slip's spacing draw-in groove (20).

3. The detecting device for computer network signal testing according to claim 2, wherein: the power device also comprises a second shaft (21) which rotates on the baffle (4) in a fixed shaft way, a worm wheel (22) which is in transmission engagement with the teeth on the worm (17) is fixedly sleeved on the arc-shaped profile of the second shaft (21), one end of the second shaft (21) far away from the baffle (4) is fixedly connected with a swinging vane (23), a convex column I (24) is fixedly connected to the surface of one end of the swinging vane (23) far away from the shaft II (21), the arc-shaped profile of the convex column I (24) is in limited rotary connection with a movable ring (25), a driving arm four (26) is fixedly connected on the arc-shaped outline of the movable ring (25), the surface of the connecting block (1) is fixedly connected with a first supporting plate (27), the surface of the first supporting plate (27) is fixedly connected with a second convex column (28), the second convex column (28) penetrates through the fourth transmission arm (26) and is connected with the fourth transmission arm (26) in a limiting and rotating mode.

4. The detecting device for computer network signal testing according to claim 3, wherein: the device comprises a movable ring (25), a dragging device and a dragging device, wherein the dragging device is used for carrying out one-way traction on an optical fiber (16) to be detected and comprises a support frame (29) arranged at the bottom of the movable ring (25), two symmetrical clamping arms (30) which are fixed and rotate in the support frame (29) are arranged in the support frame (29), a movable through groove (31) for the clamping arms (30) to move is formed in the surface of the support frame (29), a pressure spring (32) is fixedly connected to the opposite surfaces, close to the top, of the two clamping arms (30), a third shaft (33) is fixedly connected to the inner wall, close to the bottom, of the support frame (29), the surface of the third shaft (33) penetrates through the two clamping arms (30) and is rotatably connected with the fixed shafts of the two clamping arms (30), elastic pull ropes (34) are fixedly connected to the opposite sides, close to the top, and one ends, far away from the clamping arms (30), of the two elastic pull ropes (34) are mutually wound into a same strand, the top of the same strand of rope penetrates through the movable ring (25) and is upwards fixedly connected with a pulling plate (35) fixedly arranged on the movable frame (2).

5. The detecting device for computer network signal testing according to claim 4, wherein: and rubber pads (36) for protecting the optical fiber (16) to be detected during clamping are fixedly connected to opposite surfaces, close to the bottom, of the two clamping arms (30).

6. The detecting apparatus for computer network signal testing according to claim 1, wherein: be equipped with on activity frame (2) and carry out the cleaning device who clears up to waiting to detect dust on optic fibre (16) surface, cleaning device is including driving wheel (37) of cover on axle one (101), the fixed surface of activity frame (2) is connected with and carries out transmission arm-tie (371) of restriction to driving wheel (37), the inner wall fixedly connected with of driving wheel one (37) and spacing draw-in groove (20) axial spacing sliding connection's fixture block two (38), the transmission is connected with drive belt (39) on the arc profile of driving wheel one (37).

7. The detecting device for computer network signal testing according to claim 6, wherein: a second driving wheel (40) in transmission connection with a transmission belt (39) is arranged below the first driving wheel (37), a fourth shaft (41) is fixedly connected to the inner wall of the second driving wheel (40), one end, far away from the second driving wheel (40), of the fourth shaft (41) extends into the movable frame (2) and is in fixed shaft rotation connection with the movable frame (2), a first gear (42) is fixedly sleeved on the fourth shaft (41), a second gear (43) is meshed with teeth on the first gear (42) in a transmission manner, a second support plate (44) is fixedly connected to an arc-shaped outline, close to the bottom, of the movable frame (2), a cleaning pipe (45) is fixedly connected to one side, facing the second support plate (44), of the second gear (43), the cleaning pipe (45) penetrates through the second support plate (44) and is in limited rotation connection with the second support plate (44), and the optical fiber (16) to be detected penetrates into the cleaning pipe (45), the inner wall of the cleaning tube (45) is fixedly connected with bristles for cleaning the surface of the optical fiber (16) to be detected.

8. The detecting device for computer network signal testing according to claim 2, wherein: the number of the limiting clamping grooves (20) is two, and the two limiting clamping grooves (20) are symmetrically arranged by taking the horizontal central axis on the first shaft (101) as a symmetry axis.