CN115931109B - Optical fiber distributed vibration positioning device and positioning method - Google Patents

Abstract

The invention discloses an optical fiber distributed vibration positioning device and a positioning method, and belongs to the technical field of optical cable maintenance. The utility model provides an optic fibre distributing type vibration positioner, includes the box, the top of box is rotated through the pivot and is connected with the apron, one side that the pivot was kept away from to the apron is provided with spacing subassembly, spacing subassembly can dismantle the connection with box and apron, the bottom of box inner chamber is provided with hoisting assembly, hoisting assembly's top is provided with damper, and hoisting assembly runs through the box and is connected in the top of apron, damper's top is connected with the connecting plate. This optical fiber distributed vibration positioning device, the effectual simplicity of improving the device when overhauling to the staff of being convenient for overhauls the work, can also subdue the rocking force that produces simultaneously, thereby avoids positioning element to take place violently rocking at the inner chamber of box and leads to damaging, the effectual practicality that improves the device.

Description

Optical fiber distributed vibration positioning device and positioning method

Technical Field

The invention relates to the technical field of optical cable maintenance, in particular to an optical fiber distributed vibration positioning device and a positioning method.

Background

The invention discloses an optical cable positioning device, which is an auxiliary device for detecting and positioning a paved optical cable fault part in optical fiber communication engineering, so that the optical cable fault part is quickly and accurately repaired, a distributed optical fiber vibration sensing system uses a common single-mode fiber as a sensitive medium, and the distributed optical fiber vibration sensing system positions disturbance by measuring phase change caused by disturbance.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide an optical fiber distributed vibration positioning device and a positioning method, which are used for solving the problems in the background technology.

2. Technical proposal

The utility model provides an optic fibre distributing type vibration positioner, includes the box, the top of box is connected with the apron through the pivot rotation, one side that the pivot was kept away from to the apron is provided with spacing subassembly, spacing subassembly can dismantle the connection with box and apron, the bottom of box inner chamber is provided with hoisting assembly, hoisting assembly's top is provided with damper, and hoisting assembly runs through the box and is connected in the top of apron, damper's top is connected with the connecting plate, locating element is installed at the top of connecting plate.

Preferably, the limiting component comprises an L-shaped plate arranged on the side face of the cover plate, one side, far away from the cover plate, of the L-shaped plate extends to the side face of the box body, and a limiting hole is formed in one end, far away from the cover plate, of the L-shaped plate.

Preferably, the spacing subassembly is still including setting up in the installation piece of box side, installation piece and L template contact but not be connected, and the installation piece is kept away from one side of L template and be connected with fixed sleeve, fixed sleeve's inner chamber swing joint has the movable dish, one side of movable dish is connected with the spacer pin, the one end that the movable dish was kept away from to the spacer pin runs through spacing hole and outwards extends, and the opposite side of movable dish is connected with the connecting rod, the one end that the movable dish was kept away from to the connecting rod runs through fixed sleeve and is connected with the handle, and the outside cover that the connecting rod is located fixed sleeve inner chamber is equipped with spring one, the both ends of spring one are connected with fixed sleeve and movable dish respectively.

Preferably, the lifting assembly comprises a lifting box arranged at the bottom of an inner cavity of the box body, two first bearing seats are oppositely arranged in the inner cavity of the lifting box, a first rotating rod is connected between the first bearing seats through bearing rotation, a driving assembly is arranged in the middle of the first rotating rod, first conical gears are connected to the positions of the two ends of the first rotating rod respectively, second conical gears are meshed with the outer edges of the first conical gears, threaded rods are arranged above the second conical gears, the threaded rods penetrate through the lifting box and extend outwards, threaded sleeves are connected to the outer side threads of the threaded rods located outside the lifting box, and the threaded sleeves are connected with the damping assemblies.

Preferably, the outside of screw sleeve is provided with two engaging lugs along its axis symmetry, the through-hole has been seted up at the middle part of engaging lug, the outside of lifting box is provided with the gag lever post, engaging lug passes through-hole and gag lever post sliding connection.

Preferably, the drive assembly includes two relative settings and elevating box inner chamber's bearing frame two be connected with dwang two through the bearing rotation between the bearing frame two, the one end that dwang two is close to dwang one runs through bearing frame two and is connected with bevel gear four, bevel gear four's outside meshing has bevel gear three, bevel gear three sets up in dwang one's outside, dwang two's outside is connected with the mounting disc, the inner chamber of mounting disc is provided with the clockwork spring, and dwang two's outside still is connected with the wire winding roller, the outside of wire winding roller is provided with the connecting rope, the one end of connecting rope is connected with the wire winding roller, and the other end of connecting rope runs through the box and is connected with the fixing base, the top of apron is provided with the auxiliary seat, auxiliary seat and connecting rope sliding connection.

Preferably, the shock-absorbing assembly comprises a fixed plate connected with the end part of the threaded sleeve, two groups of buffer assemblies are arranged above the fixed plate, a single group of buffer assemblies comprise two opposite installation seats, two fixing rods are connected between the installation seats, two movable seats are symmetrically arranged on the outer sides of the fixing rods along the middle parts of the fixing rods, a second spring is sleeved on the outer sides of the fixing rods, the two ends of the second spring are respectively connected with the installation seats and the movable seats, a hinge rod is hinged above the second spring, one end of the hinge rod, far away from the second spring, is hinged with the hinge seat, and the hinge seat is arranged below the connecting plate.

Preferably, the damping component further comprises four mounting grooves formed in the inner wall of the box body, a guide rod is arranged in an inner cavity of the mounting grooves, a connecting block is sleeved on the outer side of the guide rod, the connecting block is connected with the connecting plate, a spring III is sleeved on the outer side of the guide rod below the connecting block, and two ends of the spring III are connected with the box body and the connecting block respectively.

Preferably, a handle is arranged above the cover plate, and an anti-skid sleeve is arranged on the handle.

A positioning method of an optical fiber distributed vibration positioning device comprises the following steps:

S1: pulling the handle outwards to enable the connecting rod to drive the movable disc to move, so that the limiting pin is separated from the limiting hole;

s2: the cover plate is rotated, and the spring releases the stored force due to the rotation of the cover plate, so that the bevel gear IV drives the bevel gear III to rotate;

S3: the third conical gear drives the first conical gear to rotate through the rotating rod, so that the threaded sleeve moves upwards along the axis of the threaded rod, and the positioning element is lifted to the upper part of the box body;

S4: the positioning element pushes the connecting plate downwards due to shaking force, so that the hinge seat drives the movable seat to extrude the springs II on two sides, and the springs II are utilized to absorb shock.

Preferably, the method comprises the steps of,

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

1) According to the invention, the cover plate can be quickly opened or closed by arranging the limiting component, so that a worker can conveniently overhaul the positioning element, and meanwhile, external pollutants can be effectively prevented from entering the inner cavity of the box body, so that the positioning element is influenced, the service life of the positioning element is prolonged, and the practicability of the device is improved.

2) According to the invention, the lifting assembly is arranged, so that the device can lift the positioning element to the uppermost part of the box body, thereby facilitating the maintenance of the positioning element by a worker, improving the simplicity of the device in the maintenance of the positioning element, and improving the working efficiency of the worker in the maintenance of the positioning element.

3) According to the invention, the driving assembly is arranged, so that the device can automatically drive the lifting assembly to work and operate when the cover plate rotates and is opened, thereby avoiding the need of manual control of the rotation of the threaded rod by a worker, simplifying the operation of the device when the positioning element is overhauled, and further improving the working efficiency of the device when the positioning element is overhauled.

4) According to the invention, the damping component is arranged, so that the device can automatically reduce the shaking force of the positioning element when the positioning element shakes, thereby avoiding the situation that the service life of the positioning element is reduced due to excessive collision between the positioning element and the inner wall of the box body, and improving the safety of the device.

5) To sum up, the whole simplicity of device when the maintenance that has improved to the staff of being convenient for overhauls the work, can also subdue the rocking force that produces simultaneously, thereby avoids locating element to take place to shake violently at the inner chamber of box and leads to damaging, the effectual practicality that improves the device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1A according to the present invention;

FIG. 3 is a cross-sectional view of a retaining sleeve structure of the present invention;

FIG. 4 is a cross-sectional view of the structure of the case of the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 4B in accordance with the present invention;

FIG. 6 is a schematic view of a shock absorbing assembly according to the present invention;

FIG. 7 is a cross-sectional view of the lift assembly of the present invention;

FIG. 8 is an enlarged view of the structure of FIG. 7 at C in accordance with the present invention;

fig. 9 is an enlarged view of the structure of fig. 7D in accordance with the present invention.

The reference numerals in the figures illustrate: 1. a case; 2. a cover plate; 3. a handle; 4. a limit component; 401. an L-shaped plate; 402. a limiting hole; 403. a mounting block; 404. a fixed sleeve; 405. a movable plate; 406. a limiting pin; 407. a connecting rod; 408. a first spring; 409. a handle; 5. a lifting assembly; 501. a lifting box; 502. a first bearing seat; 503. rotating the first rod; 504. a first conical gear; 505. a second bevel gear; 506. a threaded rod; 507. a threaded sleeve; 508. a limit rod; 509. a connecting lug; 510. a through hole; 511. a conical gear III; 512. a second bearing seat; 513. a second rotating rod; 514. a conical gear IV; 515. a wire winding roller; 516. a connecting rope; 517. a mounting plate; 518. a spring; 519. a fixing seat; 520. an auxiliary seat; 6. a shock absorbing assembly; 601. a fixing plate; 602. a mounting base; 603. a fixed rod; 604. a movable seat; 605. a second spring; 606. a hinge rod; 607. a hinge base; 608. a mounting groove; 609. a guide rod; 610. a connecting block; 611. a third spring; 7. a connecting plate; 8. a positioning element.

Detailed Description

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

Examples: referring to fig. 1-9, an optical fiber distributed vibration positioning device comprises a box body 1, a cover plate 2 is rotatably connected above the box body 1 through a rotating shaft, a limiting component 4 is arranged on one side, away from the rotating shaft, of the cover plate 2, the box body 1 and the cover plate 2 are detachably connected through the limiting component 4, a lifting component 5 is arranged at the bottom of an inner cavity of the box body 1, a damping component 6 is arranged above the lifting component 5, the lifting component 5 penetrates through the box body 1 and is connected above the cover plate 2, a connecting plate 7 is connected above the damping component 6, a positioning element 8 is arranged at the top of the connecting plate 7, wherein a lifting handle 3 is arranged above the cover plate 2 for conveniently controlling the cover plate 2 to rotate, and an anti-sliding sleeve is arranged on the lifting handle 3.

Specifically, when the locating element 8 needs to be overhauled, firstly, the locating element 4 contacts the limit of the cover plate 2, then the cover plate 2 is rotated, at the moment, the cover plate 2 drives the lifting assembly 5 to work, so that the lifting assembly 5 lifts the locating element 8 to the top of the box body 1 upwards, thereby being convenient for a worker to overhaul the locating element 8, and when the locating element 8 is rocked in the inner cavity of the box body 1, the vibration reducing assembly 6 reduces the generated rocking force, thereby avoiding damage caused by severe rocking of the locating element 8 in the inner cavity of the box body 1.

The whole device that has effectually improved the simplicity of the device when overhauing to the staff of being convenient for overhauls the work, can also subdue the rocking force that produces simultaneously, thereby avoids locating element 8 to take place violently rocking at the inner chamber of box 1 and leads to damaging, the effectual practicality that has improved the device.

As a preferred implementation manner in this embodiment, the limiting component 4 includes an L-shaped plate 401 disposed on the side surface of the cover plate 2, one side of the L-shaped plate 401 away from the cover plate 2 extends to the side surface of the box 1, and one end of the L-shaped plate 401 away from the cover plate 2 is provided with a limiting hole 402, the limiting component 4 further includes a mounting block 403 disposed on the side surface of the box 1, the mounting block 403 contacts with the L-shaped plate 401 but is not connected, one side of the mounting block 403 away from the L-shaped plate 401 is connected with a fixed sleeve 404, an inner cavity of the fixed sleeve 404 is movably connected with a movable disc 405, one side of the movable disc 405 is connected with a limiting pin 406, one end of the limiting pin 406 away from the movable disc 405 penetrates through the limiting hole 402 and extends outwards, and the other side of the movable disc 405 is connected with a connecting rod 407, one end of the connecting rod 407 away from the movable disc 405 penetrates through the fixed sleeve 404 and is connected with a handle 409, and the outer side of the connecting rod 407 located in the inner cavity of the fixed sleeve 404 is sleeved with a spring one 408, and two ends of the spring one 408 are respectively connected with the fixed sleeve 404 and the movable disc 405.

Specifically, when the positioning element 8 needs to be overhauled, the handle 409 is pulled outwards firstly, so that the handle 409 drives the connecting rod 407 fixedly connected with the handle 409 to move outwards, so that the connecting rod 407 drives the movable disc 405 fixedly connected with the connecting rod to slide in the inner cavity of the fixed sleeve 404, the movable disc 405 drives the limiting pin 406 to move together in the moving process, and the limiting pin 406 is separated from the limiting hole 402 formed in the L-shaped plate 401, so that the limiting of the limiting assembly 4 to the cover plate 2 can be released.

Through setting up spacing subassembly 4 for the device can be fast open or close apron 2, thereby be convenient for the staff overhauls locating element 8, can also effectually prevent simultaneously that external pollutant from entering into the inner chamber of box 1, thereby cause the influence to locating element 8, has improved locating element 8's life, has improved the practicality of the device.

As a preferred implementation manner in this embodiment, the lifting assembly 5 includes a lifting box 501 disposed at the bottom of the inner cavity of the box body 1, two first bearing seats 502 are disposed in the inner cavity of the lifting box 501, a first rotating rod 503 is rotatably connected between the two first bearing seats 502 through bearings, a driving assembly is disposed in the middle of the first rotating rod 503, two conical gears 504 are connected at two ends of the first rotating rod 503, a second conical gear 505 is engaged with the outer edge of the first conical gear 504, a threaded rod 506 is disposed above the second conical gear 505, the threaded rod 506 penetrates the lifting box 501 and extends outwards, the threaded rod 506 is disposed at the outer side of the lifting box 501 and is in threaded connection with a threaded sleeve 507, the threaded sleeve 507 is connected with the shock absorbing assembly 6, two connecting lugs 509 are symmetrically disposed at the outer side of the threaded sleeve 507 along the axis thereof, a through hole 510 is disposed in the middle of the connecting lug 509, a limit rod 508 is disposed at the outer side of the lifting box 501, the connecting lug 509 is in sliding connection with the limiting rod 508 through the through hole 510, the driving assembly comprises two bearing seats II 512 which are oppositely arranged in the inner cavity of the lifting box 501, a rotating rod II 513 is rotatably connected between the two bearing seats II 512 through a bearing, one end of the rotating rod II 513, which is close to the rotating rod I503, penetrates through the bearing seats II 512 and is connected with a bevel gear IV 514, the bevel gear III 511 is meshed with the outer side of the bevel gear IV 514, the bevel gear III 511 is arranged on the outer side of the rotating rod I503, the outer side of the rotating rod II 513 is connected with a mounting plate 517, the inner cavity of the mounting plate 517 is provided with a spring 518, the outer side of the rotating rod II 513 is also connected with a winding roller 515, the outer side of the winding roller 515 is provided with a connecting rope 516, one end of the connecting rope 516 is connected with the winding roller 515, the other end of the connecting rope 516 penetrates through the box 1 and is connected with a fixing seat 519, an auxiliary seat 520 is arranged above the cover plate 2, the auxiliary seat 520 is slidably coupled to the connecting cord 516.

Specifically, after the limit to the cover plate 2 is released, the cover plate 2 is turned to open, because the spring 518 is in a compressed state when the cover plate 2 is closed, when the cover plate 2 is turned to open, the part of the connecting rope 516 which is not contacted with the winding roller 515 is not tightened, so that the spring 518 is restored to the original state, at this time, the spring 518 drives the winding roller 515 to rotate, and the connecting rope 516 is wound on the winding roller 515, meanwhile, when the spring 518 drives the winding roller 515 to rotate, the spring 518 also drives the second rotating rod 513 to rotate through the mounting plate 517 fixedly connected with the spring 518, the second rotating rod 513 drives the fourth conical gear 514 fixedly connected with the end part of the second rotating rod to rotate when the second rotating rod 513 rotates, at this time, because the fourth conical gear 514 is meshed with the third conical gear 511, the fourth conical gear 514 drives the third conical gear 511 to rotate together, the third bevel gear 511 will drive the first rotating rod 503 fixedly connected with the third bevel gear to rotate when rotating, so that the first rotating rod 503 drives the first two bevel gears 504 to rotate, the first bevel gear 504 and the second bevel gear 505 are meshed with each other, so that the first bevel gear 504 drives the second bevel gear 505 to rotate together when rotating, the second bevel gear 505 will drive the threaded sleeve 507 fixedly connected with the second bevel gear to rotate when rotating, at this time, the threaded sleeve 507 is in threaded connection with the threaded rod 506, and the limiting rod 508 is in sliding connection with the through hole 510 fixed on the outer side of the threaded sleeve 507, so that the threaded sleeve 507 moves upwards along the axis of the threaded rod 506, so that the threaded sleeve 507 drives the shock absorbing component 6 to move upwards, and the positioning element 8 is lifted to the uppermost part of the box 1.

Through setting up lifting means 5 for the device can lift locating element 8 to the top of box 1, thereby the staff of being convenient for overhauls locating element 8, the simplicity of the device when overhauling locating element 8 has been improved, thereby the work efficiency of staff when overhauling locating element 8 has been improved, simultaneously through setting up drive assembly, make the device can rotate when opening at apron 2, automatically drive lifting means 5 and carry out the work operation, thereby avoid the staff to need manual control threaded rod 506 to rotate, the operation of the device when overhauling locating element 8 has been simplified, thereby the work efficiency of the device when overhauling locating element 8 has been further improved.

As a preferred embodiment in this embodiment, the damper 6 includes a fixed plate 601 connected to an end of the threaded sleeve 507, two groups of damper components are disposed above the fixed plate 601, the single group of damper components includes two opposite mounting seats 602, a fixed rod 603 is connected between the two mounting seats 602, two movable seats 604 are symmetrically disposed along the middle of the outer side of the fixed rod 603, a second spring 605 is sleeved on the outer side of the fixed rod 603, which is located on one side of the movable seat 604 and is close to the mounting seat 602, two ends of the second spring 605 are respectively connected with the mounting seats 602 and the movable seat 604, a hinge rod 606 is hinged above the second spring 605, one end of the hinge rod 606, which is far away from the second spring 605, is hinged with a hinge seat 607, the hinge seat 607 is disposed below the connecting plate 7, the damper 6 further includes four mounting grooves 608 disposed on the inner wall of the box 1, a guide rod 609 is disposed in an inner cavity of the mounting groove 608, the guide rod 609 is sleeved on the outer side of the guide rod 609, the connecting block 610 is connected with the connecting plate 7, and the outer side of the guide rod 609 is sleeved with a third spring 611, and two ends of the third spring 611 are respectively connected with the connecting blocks 610 and the third spring 611 are respectively connected with the two ends of the box 610.

Specifically, when the positioning element 8 shakes in the inner cavity of the box 1, the positioning element 8 pushes the connecting plate 7 downwards, so that the connecting plate 7 pushes the hinging seat 607 fixedly connected with the connecting plate 7 downwards, the distance between the connecting plate 7 and the fixed plate 601 is reduced, meanwhile, as the distance between the connecting plate 7 and the fixed plate 601 is reduced, the two ends of the hinging rod 606 are hinged with the hinging seat 607 and the movable seat 604 respectively, when the connecting plate 7 moves downwards, the horizontal angle of the hinging rod 606 is gradually reduced, and as the length of the hinging rod 606 is fixed, the hinging rod 606 pushes the movable seat 604 to slide on the fixed rod 603, so that the movable seat 604 presses the spring II 605 fixedly connected with the movable seat and deforms the spring II, so that the shaking force is reduced through the elasticity of the spring II 605, and meanwhile, when the connecting plate 7 moves downwards, the connecting plate 7 drives the connecting block 610 fixedly connected with the connecting block III to slide on the guiding rod 609, so that the horizontal angle of the hinging rod 606 is gradually reduced, and the shaking force of the connecting block 611 is reduced again through the elasticity of the spring III.

Through setting up damper 6 for the device can be when locating element 8 takes place to rock, can automatic the power that locating element 8 rocked is subductd, thereby avoids locating element 8 because take place excessive collision with the inner wall of box 1, leads to reducing locating element 8's life, has improved the security of the device.

The working principle of the invention is as follows:

When the positioning element 8 needs to be overhauled, the handle 409 is pulled outwards firstly, so that the handle 409 drives the connecting rod 407 fixedly connected with the handle 409 to move outwards, the connecting rod 407 drives the movable disc 405 fixedly connected with the connecting rod to slide in the inner cavity of the fixed sleeve 404, the movable disc 405 drives the limiting pin 406 to move together in the moving process, the limiting pin 406 is separated from the limiting hole 402 formed in the L-shaped plate 401, at the moment, the limit of the limiting component 4 on the cover plate 2 can be released, after the limit on the cover plate 2 is released, the cover plate 2 is rotated to open the cover plate 2, because the spring 518 is in a compressed state when the cover plate 2 is closed, the part, which is not contacted with the winding roller 515, of the connecting rope 516 is not tensioned any more when the cover plate 2 is rotated to open, so that the spring 518 returns to the original state, at the moment, the spring 518 drives the winding roller 515 to rotate, and the connecting rope 516 is wound on the winding roller 515, meanwhile, when the winding roller 515 is driven to rotate by the spring 518, the second rotating rod 513 is driven to rotate by a mounting plate 517 fixedly connected with the spring 518, the fourth conical gear 514 fixedly connected with the end part of the second rotating rod 513 is driven to rotate by the second rotating rod 513, at the moment, the fourth conical gear 514 drives the third conical gear 511 to rotate together due to the mutual meshing of the fourth conical gear 514 and the third conical gear 511, the first conical gear 503 fixedly connected with the third conical gear 511 is driven to rotate by the third conical gear 511, the first rotating rod 503 drives the first conical gears 504 to rotate, the second conical gear 505 is driven to rotate together by the first conical gear 504 and the second conical gear 505, the threaded sleeve 507 fixedly connected with the second conical gear 505 is driven to rotate by the second conical gear 505, at this time, since the threaded sleeve 507 is in threaded connection with the threaded rod 506, and the limit rod 508 is in sliding connection with the through hole 510 fixed on the outer side of the threaded sleeve 507, the threaded sleeve 507 moves upwards along the axis of the threaded rod 506, so that the threaded sleeve 507 drives the shock absorbing assembly 6 to move upwards, and the positioning element 8 is lifted to the uppermost side of the box 1;

when the positioning element 8 shakes in the inner cavity of the box body 1, the positioning element 8 pushes the connecting plate 7 downwards, so that the connecting plate 7 pushes the hinging seat 607 fixedly connected with the connecting plate 7 downwards, the distance between the connecting plate 7 and the fixed plate 601 is reduced, meanwhile, as the distance between the connecting plate 7 and the fixed plate 601 is reduced, the two ends of the hinging rod 606 are hinged with the hinging seat 607 and the movable seat 604 respectively, when the connecting plate 7 moves downwards, the horizontal angle of the hinging rod 606 is gradually reduced, and as the length of the hinging rod 606 is fixed, when the horizontal angle of the hinging rod 606 is reduced, the hinging rod 606 pushes the movable seat 604 to slide on the fixed rod 603, so that the movable seat 604 presses the spring II 605 fixedly connected with the movable seat 605 and deforms the movable seat, so that the shaking force is reduced through the elasticity of the spring II 605, and meanwhile, when the connecting plate 7 moves downwards, the connecting block 610 fixedly connected with the connecting plate is driven to slide downwards on the guiding rod 609, so that the connecting block 610 compresses the spring III fixedly connected with the connecting block 610, so that the shaking force is reduced again through the elasticity of the spring III, when the hinging rod 606 is reduced, the horizontal angle of the hinging rod 606 slides on the fixing seat 604 on the fixing seat 603, so that the movable seat 604 is pushed by the spring II, the spring 605 and the spring II fixedly connected with the connecting plate 601, the connecting plate with the connecting plate 601, and the connecting plate and the fixing plate.

The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (1)

1. The utility model provides an optic fibre distributing type vibration positioner, includes box (1), its characterized in that: the upper part of the box body (1) is rotationally connected with a cover plate (2) through a rotating shaft, one side, far away from the rotating shaft, of the cover plate (2) is provided with a limiting component (4), the limiting component (4) is used for detachably connecting the box body (1) and the cover plate (2), the bottom of an inner cavity of the box body (1) is provided with a lifting component (5), the upper part of the lifting component (5) is provided with a damping component (6), the lifting component (5) penetrates through the box body (1) and is connected with the upper part of the cover plate (2), the upper part of the damping component (6) is connected with a connecting plate (7), and the top of the connecting plate (7) is provided with a positioning element (8);

The limiting assembly (4) comprises an L-shaped plate (401) arranged on the side surface of the cover plate (2), one side, far away from the cover plate (2), of the L-shaped plate (401) extends to the side surface of the box body (1), and a limiting hole (402) is formed in one end, far away from the cover plate (2), of the L-shaped plate (401);

The limiting assembly (4) further comprises a mounting block (403) arranged on the side face of the box body (1), the mounting block (403) is in contact with the L-shaped plate (401) but is not connected with the L-shaped plate, one side, far away from the L-shaped plate (401), of the mounting block (403) is connected with a fixed sleeve (404), an inner cavity of the fixed sleeve (404) is movably connected with a movable disc (405), one side of the movable disc (405) is connected with a limiting pin (406), one end, far away from the movable disc (405), of the limiting pin (406) penetrates through the limiting hole (402) and extends outwards, the other side of the movable disc (405) is connected with a connecting rod (407), one end, far away from the movable disc (405), of the connecting rod (407) penetrates through the fixed sleeve (404) and is connected with a handle (409), a spring I (408) is sleeved on the outer side, located in the inner cavity of the fixed sleeve (404), and two ends of the spring I (408) are respectively connected with the fixed sleeve (404) and the movable disc (405).

The lifting assembly (5) comprises a lifting box (501) arranged at the bottom of an inner cavity of the box body (1), two first bearing seats (502) are oppositely arranged in the inner cavity of the lifting box (501), a first rotating rod (503) is connected between the first bearing seats (502) through bearing rotation, a driving assembly is arranged in the middle of the first rotating rod (503), two end positions of the first rotating rod (503) are both connected with a first conical gear (504), a second conical gear (505) is meshed with the outer edge of the first conical gear (504), a threaded rod (506) is arranged above the second conical gear (505), the threaded rod (506) penetrates through the lifting box (501) and extends outwards, a threaded sleeve (507) is connected to the outer side of the threaded rod (506) located outside the lifting box (501) in a threaded mode, and the threaded sleeve (507) is connected with the damping assembly (6);

Two connecting lugs (509) are symmetrically arranged on the outer side of the threaded sleeve (507) along the axis of the threaded sleeve, a through hole (510) is formed in the middle of the connecting lugs (509), a limit rod (508) is arranged on the outer side of the lifting box (501), and the connecting lugs (509) are in sliding connection with the limit rod (508) through the through hole (510);

The driving assembly comprises two bearing seats II (512) which are oppositely arranged in the inner cavity of the lifting box (501), a rotating rod II (513) is connected between the two bearing seats II (512) in a rotating way through a bearing, one end of the rotating rod II (513) close to the rotating rod I (503) penetrates through the bearing seats II (512) and is connected with a bevel gear IV (514), the bevel gear IV (514) is meshed with a bevel gear III (511), the bevel gear III (511) is arranged on the outer side of the rotating rod I (503), a mounting disc (517) is connected to the outer side of the rotating rod II (513), a spring (518) is arranged in the inner cavity of the mounting disc (517), a winding roller (515) is further connected to the outer side of the rotating rod II (513), a connecting rope (516) is arranged on the outer side of the winding roller (515), one end of the connecting rope (516) is connected with the winding roller (515), the other end of the connecting rope (516) penetrates through the box body (1) and is connected with a fixing seat (519), an auxiliary seat (520) is arranged above the cover plate (2), and the auxiliary seat (520) is connected with the auxiliary seat (516);

The damping assembly (6) comprises a fixed plate (601) connected with the end part of a threaded sleeve (507), two groups of damping assemblies are arranged above the fixed plate (601), each single group of damping assemblies comprises two opposite installation seats (602), a fixed rod (603) is connected between the two installation seats (602), two movable seats (604) are symmetrically arranged on the outer sides of the fixed rods (603) along the middle of the fixed rods, a spring II (605) is sleeved on the outer sides, close to the installation seats (602), of the movable seats (604), two ends of the spring II (605) are respectively connected with the installation seats (602) and the movable seats (604), a hinge rod (606) is hinged above the spring II (605), one end, far away from the spring II (605), of each hinge rod (606) is hinged with the hinge seat (607), and the hinge seat (607) is arranged below the connecting plate (7);

The damping component (6) further comprises four mounting grooves (608) formed in the inner wall of the box body (1), guide rods (609) are arranged in the inner cavities of the mounting grooves (608), connecting blocks (610) are sleeved on the outer sides of the guide rods (609), the connecting blocks (610) are connected with the connecting plates (7), springs three (611) are sleeved on the outer sides of the guide rods (609) and located below the connecting blocks (610), and two ends of the springs three (611) are connected with the box body (1) and the connecting blocks (610) respectively;

a handle (3) is arranged above the cover plate (2), and an anti-skid sleeve is arranged on the handle (3);

the positioning method of the optical fiber distributed vibration positioning device comprises the following steps:

s1: pulling the handle (409) outwards to enable the connecting rod (407) to drive the movable disc (405) to move, so that the limiting pin (406) is separated from the limiting hole (402);

s2: rotating the cover plate (2), and releasing the stored force by the spring (518) due to the rotation of the cover plate (2), so that the bevel gear IV (514) drives the bevel gear III (511) to rotate;

S3: the third conical gear (511) drives the first conical gear (504) to rotate through the first rotating rod (503), so that the threaded sleeve (507) moves upwards along the axis of the threaded rod (506) and the positioning element (8) is lifted above the box body (1);

S4: the positioning element (8) pushes the connecting plate (7) downwards due to shaking force, so that the hinge seat (607) drives the movable seat (604) to extrude the springs II (605) on two sides, and the springs II (605) are used for damping the springs II.