CN211664578U

CN211664578U - Gantry crane safety monitoring system based on optical fiber sensing technology

Info

Publication number: CN211664578U
Application number: CN201921909881.3U
Authority: CN
Inventors: 杨志; 杨大明; 倪明刚
Original assignee: Jiangsu Zhuoran Intelligent Heavy Industry Co ltd
Current assignee: Jiangsu Bosong Energy Technology Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-10-13
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a portal crane safety monitoring system based on optical fiber sensing technique, including optic fibre static level sensor and the integrative sensor of optic fibre temperature strain, optic fibre static level sensor's both sides are all through the integrative sensor of screw fixation optic fibre temperature strain, optic fibre static level sensor's cover is equipped with the lag, the front end surface of lag passes through the fixed cover box of screw fixation, the cover storehouse has been seted up to the inboard of fixed cover box, the draw-in groove has evenly been seted up on the inner wall in cover storehouse, the inboard of fixed cover box is equipped with the dead lever, and the dead lever sets up in the both ends of fixed cover box, a spacing storehouse is seted up on the right side of dead lever, the inboard in spacing storehouse is equipped with spring and card pearl. The utility model discloses both can directly bury and receive the installation in the monitoring devices, also can the direct mount receive the monitoring devices outside, the multi-angle installation of being convenient for, the level of convenient control installation.

Description

Gantry crane safety monitoring system based on optical fiber sensing technology

Technical Field

The utility model relates to a large-scale equipment safety control technical field of mill specifically is gantry crane safety monitoring system based on optical fiber sensing technique.

Background

The gantry crane is a short name of a gantry crane and structurally comprises a gantry, a cart running mechanism, a hoisting trolley, an electric part and the like.

Because portal crane's focus is higher, the during operation load is great, the gyration scope is also wider, and need frequent start-up and braking in the course of the work, so the dynamic load can be very big, portal crane safety monitoring system is a safety monitoring system based on optic fibre static level sensor, can be to the stress load of important structural component, influence portal crane safe operation's parameters such as inhomogeneous settlement monitor, current portal crane safety monitoring system is through the adhesive installation, easily drop, and inconvenient control installation level, influence monitoring parameter accuracy, consequently need to design the portal crane safety monitoring system based on optical fiber sensing technique and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portal crane safety monitoring system based on optical fiber sensing technique to the portal crane safety monitoring system who proposes in solving above-mentioned background art is through the adhesive installation, easily drops, and inconvenient control installation level, influences monitoring parameter accuracy.

In order to achieve the above object, the utility model provides a following technical scheme: a gantry crane safety monitoring system based on an optical fiber sensing technology comprises an optical fiber static level sensor and an optical fiber temperature strain integrated sensor, wherein the optical fiber static level sensor is fixed on two sides through screws, a protective sleeve is sleeved on the optical fiber static level sensor, a sleeve box is fixed on the outer surface of the front end of the protective sleeve through screws, a sleeve bin is arranged on the inner side of the sleeve box, clamping grooves are uniformly formed in the inner wall of the sleeve bin, fixing rods are arranged on the inner side of the sleeve box and are arranged at two ends of the sleeve box, a limiting bin is arranged on the right side of each fixing rod, a spring and a clamping ball are arranged on the inner side of the limiting bin, a groove is formed in the left side of each fixing rod, a fixing block is arranged on the inner side of the groove, connecting shafts are integrally connected with two ends of the fixing block, and a threaded hole is formed in, the inner side of the screw hole is provided with a screw rod in a penetrating mode, one end of the screw rod is welded with a rotating knob, and the other end of the screw rod is welded with a clamping block.

Preferably, the fixed rod and the sleeve bin form a telescopic structure, the number of the clamping beads is two, and the clamping beads are arranged at two ends of the spring.

Preferably, the fixed block passes through the connecting axle and constitutes revolution mechanic with the dead lever, the connecting axle is inserted and is located in the inner wall of recess, the surface of connecting axle has cup jointed the rubber circle, the revolution mechanic is constituteed with the dead lever to the connecting axle.

Preferably, the clamping bead and the spring form an elastic structure, and the clamping bead is clamped with the clamping groove.

Preferably, the outer surface of the screw rod is matched with the inner wall of the screw hole, the screw rod and the screw hole form a rotating structure, and the outer surface of the right side of the clamping block is in a sawtooth shape.

Compared with the prior art, the beneficial effects of the utility model are that: this portal crane safety monitoring system based on optical fiber sensing technique both can directly bury and receive the installation in the monitoring device, also can the direct mount receive outside the monitoring device, the multi-angle installation of being convenient for, the level of installation of convenient control.

1. Be provided with fixed cover box, dead lever and cover storehouse, install fixed cover box through the front end at the lag, and set storehouse has been seted up in fixed cover box, through installing the dead lever in set storehouse, make the dead lever stretch out from fixed cover box, through the clamp splice centre gripping in the installation outside that receives monitoring devices, also can be with the dead lever retraction cover storehouse in, prop the inner wall that receives monitoring devices through the dead lever, make optic fibre static level sensor install in receiving monitoring devices, and then reach both can directly bury and install in receiving monitoring devices, also can directly install the effect outside receiving monitoring devices.

2. Be provided with recess, fixed block, clamp splice, silk hole and lead screw, it is fluted through seting up in the left side of dead lever to be connected with the fixed block through the connecting axle in the recess, through rotating fixed block to different positions, can make the clamp splice support different installation face, also can cooperate the centre gripping on installing the face through two sets of clamp splices, keep the level of dead lever, and then reach the multi-angle installation of being convenient for, conveniently control installation horizontally effect.

Drawings

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

fig. 2 is a front sectional view of the fixing sleeve of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic view of the working process of the present invention.

In the figure: 1. an optical fiber static level sensor; 2. an optical fiber temperature strain integrated sensor; 3. a protective sleeve; 4. fixing the sleeve box; 5. fixing the rod; 6. a groove; 7. a fixed block; 8. turning; 9. a clamping block; 10. sleeving a bin; 11. a card slot; 12. a limiting bin; 13. a spring; 14. clamping the beads; 15. a connecting shaft; 16. a rubber ring; 17. a silk hole; 18. and a screw rod.

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:

gantry crane safety monitoring system based on optical fiber sensing technology, including optic fibre hydrostatic level sensor 1 and the integrative sensor of optic fibre temperature strain 2, optic fibre hydrostatic level sensor 1's both sides all are through the integrative sensor of screw fixation optic fibre temperature strain 2, but the model of optic fibre hydrostatic level sensor 1 references LH-FBG-HL, optic fibre temperature strain integrative sensor 2 uses with optic fibre hydrostatic level sensor 1 is supporting, optic fibre hydrostatic level sensor 1 makes and adopts the free water level as the measurement benchmark, utilize fiber grating as little force cell, measure the lift volume of floating simple relative benchmark surface of water.

The optical fiber static level sensor 1 is sleeved with a protective sleeve 3, the outer surface of the front end of the protective sleeve 3 fixes a fixed sleeve box 4 through screws, the inner side of the fixed sleeve box 4 is provided with a sleeve bin 10, the inner wall of the sleeve bin 10 is uniformly provided with clamping grooves 11, the inner side of the fixed sleeve box 4 is provided with fixing rods 5, the fixing rods 5 are arranged at two ends of the fixed sleeve box 4, the right side of the fixing rods 5 is provided with a limiting bin 12, the inner side of the limiting bin 12 is provided with springs 13 and clamping beads 14, the fixing rods 5 and the sleeve bin 10 form a telescopic structure, the number of the clamping beads 14 is two, the two groups of clamping beads 14 are arranged at two ends of the springs 13, the clamping beads 14 and the springs 13 form an elastic structure, the clamping beads 14 are clamped with the clamping grooves 11, the springs 13 play a role of providing elasticity for the clamping beads 14, so that the clamping beads 14 can be always kept in a state as, the fixing rod 5 is connected and fixed with the fixing sleeve 4.

Recess 6 has been seted up in the left side of dead lever 5, the inboard of recess 6 is equipped with fixed block 7, and the both ends of fixed block 7 are all integrated and are connected with connecting axle 15, fixed block 7 passes through connecting axle 15 and dead lever 5 constitution rotating-structure, connecting axle 15 is inserted in the inner wall of locating recess 6, rubber circle 16 has been cup jointed to the surface of connecting axle 15, connecting axle 15 constitutes rotating-structure with dead lever 5, rubber circle 16 is the rubber material, rubber circle 16 plays the effect of increasing friction power between connecting axle 15 and the recess 6, avoid fixed block 7 to rotate at will in recess 6.

Screw hole 17 has been seted up to the inboard of fixed block 7, the inboard of screw hole 17 runs through and is provided with lead screw 18, the welding of the one end of lead screw 18 has turn round 8, the welding of the other end of lead screw 18 has clamp splice 9, the surface of lead screw 18 is coincide with the inner wall of screw hole 17, lead screw 18 constitutes the rotating-structure with screw hole 17, the right side surface of clamp splice 9 is the cockscomb structure, screw thread through on the inner wall of screw hole 17 coincide with the thread groove on the lead screw 18, make the internal rotation of screw hole 17 in the lead screw 18 can promote clamp splice 9 to remove, through personally submitting the cockscomb structure design with the right side surface of clamp splice 9, can increase the.

The working principle is as follows: firstly, determining the installation position of a monitored part of a gantry crane, and when the gantry crane needs to be installed in the monitored part of the gantry crane, only inserting a fixed rod 5 into a sleeve bin 10 to enable a clamping bead 14 to be clamped and fixed with a clamping groove 11, so that the overall volume of the gantry crane safety monitoring system based on the optical fiber sensing technology can be reduced, and the gantry crane safety monitoring system based on the optical fiber sensing technology can be installed in the monitored part of the gantry crane;

then pulling out the fixed rod 5 or rotating the fixed block 7 to enable the clamping blocks 9 to face the inner wall of the monitored part of the gantry crane, enabling the two groups of clamping blocks 9 to respectively abut against the inner wall of the monitored part of the gantry crane towards two sides, and enabling the optical fiber static force leveling sensor 1 to be fixed inside the monitored part of the gantry crane;

when the device is required to be installed outside a monitored part of a gantry crane, two groups of clamping blocks 9 are clamped outside the monitored part of the gantry crane by pulling the fixed rod 5 to extend out of the sleeve bin 10, and then the rotating knob 8 is rotated to drive the screw rod 18 to move towards the direction of the fixed sleeve box 4, so that the clamping blocks 9 tightly clamp the outside of the monitored part of the gantry crane, and the optical fiber static force leveling sensor 1 can be fixed outside the monitored part of the gantry crane;

pass through optic fibre and outside monitor electric connection with integrative sensor of optic fibre temperature strain 2 after that, the change parameter that makes optic fibre hydrostatic level sensor 1 monitor can be given for integrative sensor of optic fibre temperature strain 2, and integrative sensor of optic fibre temperature strain 2 rethread optic fibre will change the parameter and transmit to outside monitor, supply the user to look over, it is comparatively practical.

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

1. Portal crane safety monitoring system based on optical fiber sensing technology includes optic fibre hydrostatic level sensor (1) and the integrative sensor of optic fibre temperature strain (2), its characterized in that: the optical fiber static level sensor is characterized in that both sides of the optical fiber static level sensor (1) are fixed by screws through an optical fiber temperature strain integrated sensor (2), a protective sleeve (3) is sleeved on the optical fiber static level sensor (1), a sleeve fixing sleeve box (4) is fixed by screws on the outer surface of the front end of the protective sleeve (3), a sleeve bin (10) is arranged on the inner side of the sleeve fixing box (4), clamping grooves (11) are uniformly formed in the inner wall of the sleeve bin (10), a fixing rod (5) is arranged on the inner side of the sleeve fixing box (4), the fixing rod (5) is arranged at both ends of the sleeve fixing box (4), a limiting bin (12) is arranged on the right side of the fixing rod (5), a spring (13) and a clamping bead (14) are arranged on the inner side of the limiting bin (12), a groove (6) is arranged on the left side of the fixing rod (5, and the both ends of fixed block (7) are all integrated and are connected with connecting axle (15), screw hole (17) have been seted up to the inboard of fixed block (7), the inboard of screw hole (17) runs through and is provided with lead screw (18), the one end welding of lead screw (18) has turn round (8), the other end welding of lead screw (18) has clamp splice (9).

2. The gantry crane safety monitoring system based on the optical fiber sensing technology as claimed in claim 1, wherein: the fixing rod (5) and the sleeve bin (10) form a telescopic structure, the number of the clamping beads (14) is two, and the clamping beads (14) are arranged at two ends of the spring (13).

3. The gantry crane safety monitoring system based on the optical fiber sensing technology as claimed in claim 1, wherein: the fixed block (7) forms a rotating structure with the fixed rod (5) through the connecting shaft (15), the connecting shaft (15) is inserted into the inner wall of the groove (6), the outer surface of the connecting shaft (15) is sleeved with the rubber ring (16), and the connecting shaft (15) and the fixed rod (5) form the rotating structure.

4. The gantry crane safety monitoring system based on the optical fiber sensing technology as claimed in claim 2, wherein: the clamping bead (14) and the spring (13) form an elastic structure, and the clamping bead (14) is clamped with the clamping groove (11).

5. The gantry crane safety monitoring system based on the optical fiber sensing technology as claimed in claim 1, wherein: the outer surface of the screw rod (18) is matched with the inner wall of the screw hole (17), the screw rod (18) and the screw hole (17) form a rotating structure, and the outer surface of the right side of the clamping block (9) is in a sawtooth shape.