CN217765020U

CN217765020U - Optical fiber sensor anti-damage device

Info

Publication number: CN217765020U
Application number: CN202222072860.9U
Authority: CN
Inventors: 宋雷; 曹孟辉; 陈姗; 杨艳
Original assignee: Wuhan Dexin Photoelectric Technology Co ltd
Current assignee: Wuhan Dexin Photoelectric Technology Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-11-08
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses an optical fiber sensor anti-damage device, including the optical line sensor body, the left and right sides of optical line sensor body all is equipped with the curb plate, the upper and lower both ends of optical line sensor body all are equipped with the roof, the equal fixed mounting in the left and right sides of curb plate has the card strip, the draw-in groove has all been seted up to the left and right sides of roof inner chamber, the roof passes through movable joint between draw-in groove and the curb plate. The utility model discloses a cable that is located the light sensor body left and right sides can pass the through wires hole of curb plate one side and enter into the inside of guide ring, compel two sliders of messenger to be close to relatively and drive the guide ring of top relatively and be close to under the effect of reset spring elasticity this moment, two guide rings are close to relatively and utilize the antiskid groove to make and contact between its and the cable and protect it this moment, the bellows can make the cable buckle in the certain limit simultaneously and avoid excessively buckling, the stability of being connected between cable and the sensor is improved and the cable is prevented to be destroyed.

Description

Optical fiber sensor anti-damage device

Technical Field

The utility model relates to an optical fiber sensor technical field specifically is an optical fiber sensor anti-damage device.

Background

An optical fiber sensor is a sensor that converts the state of an object to be measured into a measurable optical signal. The working principle of the optical fiber sensor is that light beams incident from a light source are sent into a modulator through an optical fiber, the light beams interact with external measured parameters in the modulator, so that optical properties of the light, such as intensity, wavelength, frequency, phase, polarization state and the like of the light, are changed into modulated light signals, and the modulated light signals are sent into a photoelectric device through the optical fiber and then are demodulated to obtain the measured parameters; the optical fiber sensor is widely applied to various fields due to high sensitivity and excellent performance, and is applied to various devices due to strong adaptability and small appearance.

Common optical fiber sensor's one end or both ends all are connected with the cable that is used for signal control and current input, generally need to pass through the bolt with optical fiber sensor and install inside equipment when using, the connection in order to guarantee optical fiber sensor's normal operating carrying out the cable, but the junction of optical fiber sensor and cable often can receive the effect of external force in the in-service work, because there are many wires in the cable inside, lead to when the external force effect is too big and lead to the cable to appear excessively buckling, and then cause the inside wire of cable phenomenon such as rupture to appear, protective properties is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical fiber sensor anti-damage device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an optical fiber sensor anti-damage device, includes the optical line sensor body, the left and right sides of optical line sensor body all is equipped with the curb plate, the upper and lower both ends of optical line sensor body all are equipped with the roof, the equal fixed mounting in the left and right sides of curb plate has the card strip, the draw-in groove has all been seted up to the left and right sides of roof inner chamber, the roof passes through movable joint between draw-in groove and the curb plate, the medial surface of roof is laminated mutually with the upper and lower both ends of optical line sensor body, the medial surface of curb plate is laminated mutually with the both ends about the optical line sensor body, the through wires hole that is located cable one end is seted up to one side symmetry of curb plate.

As this technical scheme's further preferred, the curb plate is kept away from the equal symmetry of light sensor body one end and is seted up the spout that is located two through wires hole left and right sides, the equal symmetrical movable mounting in inside of spout has the slider, is located the left and right sides the top fixedly connected with guide ring of slider, the guide ring passes through the activity joint between the slider of bottom left and right sides and the spout.

As a further preferred aspect of the present technical solution, the inner side surface of the guide ring is equiangularly provided with an anti-slip groove, one end of the slider is fixedly connected with a return spring located inside the sliding groove, and the other end of the return spring is fixedly connected with one end of the inner cavity of the sliding groove.

As a further preferred option of the technical solution, the top ends of the two guide rings are movably provided with corrugated pipes, and the number of the corrugated pipes is the same as that of the threading holes and is half of that of the guide rings.

The cable that is located the light sensor body left and right sides can pass the through wires hole of curb plate one side and get into the inside of guide ring, compel to make two sliders be close to relatively and drive the guide ring of top relatively and be close to relatively under the effect of reset spring elasticity this moment, two guide rings are close to relatively and utilize the anti-skidding groove to make and contact between its and the cable and protect it this moment, the bellows can make the cable buckle in certain extent simultaneously and avoid excessively buckling, the connection stability between cable and the sensor is improved and the cable is prevented from being destroyed.

As a further preferred of this technical scheme, fixed otic placode is installed to the equal symmetry in the upper and lower both ends of light sensor body, the equal fixed mounting in the left and right sides of roof has the fixed block, the dead lever has been cup jointed in the equal activity of inside of fixed block, the through-hole has been seted up to the one end of fixed otic placode.

As a further preferred of this technical scheme, the right-hand member of dead lever run through the through-hole and with the through-hole between the activity joint, the left end fixedly connected with stopper of dead lever, spacing spring has been cup jointed in the lateral surface activity of dead lever, the upper and lower both ends of spacing spring respectively with the bottom of stopper and the top fixed connection of fixed block.

As a further preferred aspect of this technical scheme, the equal fixed mounting in both ends has the hinge about the roof, the one end of hinge is rotated and is connected with the fixed plate, the fixed orifices that run through completely is seted up on the top of fixed plate.

When the device uses, at first place the curb plate of the left and right sides in the left and right sides of light sensor body and laminate mutually with it, simultaneously with carrying out the joint between the roof of bottom and the curb plate, be about for carrying out the joint between the draw-in groove in the roof inboard and the card strip in the curb plate outside, can drive the whole displacement to the left side of dead lever through pulling the stopper to the outside simultaneously, the through-hole of seting up on one end and the fixed otic placode of dead lever is corresponding, it is fixed to accomplish the joint through the through-hole that the dead lever inserts fixed otic placode inside automatically under limiting spring's the spring action this moment through loosening the stopper, accomplish the fixed of below roof, and adopt the same step to accomplish the fixed of top roof, accomplish fixed of fixed back through the fixed orifices completion device that opens on the fixed plate, otherwise can dismantle the light sensor body and carry out fast overhaul, can protect the side of light sensor body through roof and curb plate, improve the holistic barrier propterty of device.

The utility model provides an optical fiber sensor anti-damage device possesses following beneficial effect:

(1) The utility model discloses a cable that is located the light sensor body left and right sides can pass the through wires hole of curb plate one side and enter into the inside of guide ring, compel two sliders of messenger to be close to relatively and drive the guide ring of top relatively and be close to under the effect of reset spring elasticity this moment, two guide rings are close to relatively and utilize the antiskid groove to make and contact between its and the cable and protect it this moment, the bellows can make the cable buckle in the certain limit simultaneously and avoid excessive buckling, the connection stability between cable and the sensor has been improved and has been prevented that the cable from being destroyed.

(2) The utility model discloses a place the left and right sides of the left and right sides and laminate mutually with it at the optical line sensor body, simultaneously carry out the joint between roof and the curb plate of bottom, be about to carry out the joint between the draw-in groove of roof inboard and the card strip in the curb plate outside, can drive the whole displacement to the left side of dead lever through pulling the stopper to the outside simultaneously, the through-hole of seting up on one end and the fixed otic placode of dead lever is corresponding, it is fixed to accomplish the joint through the dead lever automatic insertion fixed otic placode inside through-hole under the spring action of spacing spring this moment through loosening the stopper, accomplish the fixed of below roof, and adopt the same step to accomplish the fixed of top roof, accomplish the fixed of device through the fixed orifices that opens on the fixed plate after accomplishing fixed, otherwise can dismantle the optical line sensor body and carry out the quick overhaul, can protect the side of optical line sensor body through roof and curb plate, improve the holistic protective properties of device.

Drawings

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

FIG. 2 is a schematic view of the present invention in an exploded state;

FIG. 3 is an exploded view of the side plate structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 5 is an enlarged schematic view of the structure at B in fig. 3.

In the figure: 1. a light sensor body; 2. a top plate; 3. a side plate; 4. fixing the ear plate; 5. a fixed block; 6. a limiting block; 7. fixing the rod; 8. a limiting spring; 9. a card slot; 10. clamping the strip; 11. a chute; 12. a slider; 13. a guide ring; 14. an anti-slip groove; 15. a bellows; 16. a return spring; 17. a hinge; 18. a fixing plate; 19. a fixing hole; 20. and (6) threading holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a technical scheme: as shown in fig. 1 and 2 and fig. 3, in this embodiment, an optical fiber sensor anti-damage device, including optical line sensor body 1, optical line sensor body 1's the left and right sides all is equipped with curb plate 3, optical line sensor body 1's upper and lower both ends all are equipped with roof 2, the equal fixed mounting in the left and right sides of curb plate 3 has card strip 10, draw-in groove 9 has all been seted up to the left and right sides of 2 inner chambers of roof, roof 2 passes through movable joint between draw-in groove 9 and the curb plate 3, the medial surface of roof 2 is laminated with optical line sensor body 1's upper and lower both ends mutually, the medial surface of curb plate 3 is laminated with optical line sensor body 1's left and right sides both ends mutually, one side symmetry of curb plate 3 sets up the through wires hole 20 that is located cable one end.

As shown in fig. 2, fig. 3 and fig. 5, the side plate 3 is far away from the equal symmetry in the one end of the optical line sensor body 1 and is provided with the spout 11 that is located two through wires holes 20 left and right sides, the equal symmetrical movable mounting in inside of spout 11 has the slider 12, the top fixedly connected with guide ring 13 that is located left and right sides slider 12, the guide ring 13 is through the activity joint between the slider 12 and the spout 11 of the bottom left and right sides, anti-skidding groove 14 has been seted up to the medial surface of guide ring 13 equidistance, the one end fixedly connected with of slider 12 is located the inside reset spring 16 of spout 11, the other end of reset spring 16 and the one end fixed connection of the spout 11 inner chamber, the top movable mounting of two guide rings 13 has bellows 15, the quantity of bellows 15 is the same with the quantity of through wires holes 20 and is half of guide ring 13 quantity.

The cables that are located the left and right sides of the optical line sensor body 1 can pass through the threading hole 20 on one side of the side plate 3 and enter the inside of the guide ring 13, at this moment, under the action of the elastic force of the return spring 16, the two sliding blocks 12 are forced to be relatively close to each other and drive the guide ring 13 above to be relatively close to each other, at this moment, the two guide rings 13 are relatively close to each other and utilize the anti-slip groove 14 to make the contact between the guide rings and the cables to protect the guide rings, meanwhile, the corrugated pipe 15 can make the cables bent within a certain range to avoid excessive bending, the connection stability between the cables and the sensors is improved, and the cables are prevented from being damaged.

As shown in fig. 2 and 4, fixed otic placode 4 is installed to the equal symmetry in upper and lower both ends of optical line sensor body 1, the equal fixed mounting in the left and right sides of roof 2 has fixed block 5, dead lever 7 has been cup jointed in the equal activity in inside of fixed block 5, the through-hole has been seted up to the one end of fixed otic placode 4, the right-hand member of dead lever 7 run through the through-hole and with the through-hole between the activity joint, the left end fixedly connected with stopper 6 of dead lever 7, spacing spring 8 has been cup jointed in the lateral surface activity of dead lever 7, spacing spring 8's upper and lower both ends respectively with the bottom of stopper 6 and the top fixed connection of fixed block 5, the equal fixed mounting in both ends has hinge 17 about roof 2, hinge 17's one end is rotated and is connected with fixed plate 18, fixed orifices 19 that run through completely is seted up on the top of fixed plate 18.

When the device uses, at first place the left and right sides of light sensor body 1 with curb plate 3 of the left and right sides and laminate mutually with it, carry out the joint between roof 2 and the curb plate 3 of bottom simultaneously, be about to carry out the joint between draw-in groove 9 in 2 inboards of roof and the card strip 10 in the 3 outsides of curb plate, can drive dead lever 7 whole to the left side displacement simultaneously through drawing stopper 6 to the outside, until the one end of dead lever 7 is corresponding with the through-hole of seting up on fixed otic placode 4, through loosening stopper 6 this moment dead lever 7 automatic insertion fixed otic placode 4 inside through-hole accomplish the joint fixed under the spring action of spacing spring 8, accomplish the fixed of below roof 2, and adopt the same step to accomplish the fixed of top roof 2, accomplish the fixed of device through fixed orifices 19 of opening on fixed plate 18 after accomplishing fixed, otherwise can dismantle light sensor body 1 and overhaul fast, can protect the side of light sensor body 1 through roof 2 and curb plate 3, improve the holistic barrier propterty performance of device.

The utility model provides an optical fiber sensor anti-damage device, concrete theory of operation as follows:

when the device is installed, at first place the curb plate 3 of the left and right sides in the left and right sides of light sensor body 1 and laminate with it mutually, carry out the joint between roof 2 and the curb plate 3 of bottom simultaneously, be about to carry out the joint between draw-in groove 9 in roof 2 inboard and the card strip 10 in the curb plate 3 outside, can drive dead lever 7 whole to the left side displacement simultaneously through drawing stopper 6 to the outside, until the one end of dead lever 7 is corresponding with the through-hole of seting up on fixed otic placode 4, accomplish the joint through loosening stopper 6 dead lever 7 automatic insertion fixed otic placode 4 inside through-hole under the spring action of spacing spring 8 this moment, accomplish the fixing of below roof 2, and adopt the same step to accomplish the fixing of top roof 2, accomplish the fixed of device through fixed hole 19 of seting up on fixed plate 18 after accomplishing fixed, otherwise can dismantle light sensor body 1 and overhaul fast, can protect the side of light sensor body 1 through roof 2 and curb plate 3, can pass through the curb plate 2 and make the effect of the relative reset of the cable 16 that drives the relative bend of cable and make it carry out the effect of the relative reset of the guide ring 13 and make it be close to the relative bend of the guide ring 13 and carry out the effect of the relative reset of the effect of the guide ring that two cables this moment, it is close to the relative 15.

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 an optical fiber sensor anti-damage device, includes light sensor body (1), its characterized in that: the utility model discloses a light sensor, including light sensor body (1), roof (2), draw-in groove (9), curb plate (3), medial surface and the upper and lower both ends of light sensor body (1), curb plate (3) the equal fixed mounting in left and right sides has card strip (10), draw-in groove (9) have all been seted up to the left and right sides of roof (2) inner chamber, roof (2) are through activity joint between draw-in groove (9) and curb plate (3), the medial surface of roof (2) is laminated with the upper and lower both ends of light sensor body (1), the medial surface of curb plate (3) is laminated with both ends about light sensor body (1) mutually, through wires hole (20) that are located cable one end are seted up to one side symmetry of curb plate (3).

2. The tamper-proof device for an optical fiber sensor according to claim 1, wherein: curb plate (3) are kept away from the equal symmetry of light sensor body (1) one end and are seted up spout (11) that are located two through wires hole (20) left and right sides, the equal symmetrical movable mounting in inside of spout (11) has slider (12), is located the left and right sides the top fixedly connected with guide ring (13) of slider (12), movable joint between slider (12) and spout (11) through the bottom left and right sides in guide ring (13).

3. The optical fiber sensor tamper-proof device according to claim 2, wherein: the anti-skidding type sliding block is characterized in that anti-skidding grooves (14) are formed in the inner side face of the guide ring (13) at equal angles, one end of the sliding block (12) is fixedly connected with a return spring (16) located inside the sliding groove (11), and the other end of the return spring (16) is fixedly connected with one end of the inner cavity of the sliding groove (11).

4. The optical fiber sensor tamper-proof device according to claim 2, wherein: two the top movable mounting of guide ring (13) has bellows (15), the quantity of bellows (15) is the same and half of guide ring (13) quantity with the quantity of through wires hole (20).

5. The tamper-proof device for an optical fiber sensor according to claim 1, wherein: fixed otic placode (4) are installed to the equal symmetry in upper and lower both ends of optical line sensor body (1), the equal fixed mounting in the left and right sides of roof (2) has fixed block (5), dead lever (7) have been cup jointed in the equal activity in inside of fixed block (5), the through-hole has been seted up to the one end of fixed otic placode (4).

6. The optical fiber sensor tamper-proof device according to claim 5, wherein: the right-hand member of dead lever (7) run through the through-hole and with the through-hole between the activity joint, the left end fixedly connected with stopper (6) of dead lever (7), spacing spring (8) have been cup jointed in the lateral surface activity of dead lever (7), the upper and lower both ends of spacing spring (8) respectively with the bottom of stopper (6) and the top fixed connection of fixed block (5).

7. The optical fiber sensor tamper-proof device according to claim 1, wherein: the equal fixed mounting in both ends has hinge (17) about roof (2), the one end of hinge (17) is rotated and is connected with fixed plate (18), fixed orifices (19) that run through completely are seted up on the top of fixed plate (18).