CN218822455U

CN218822455U - Optical fiber sensor protective housing

Info

Publication number: CN218822455U
Application number: CN202223504693.7U
Authority: CN
Inventors: 赵艳霜
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-07
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses an optical fiber sensor protecting sheathing belongs to sensor housing technical field, and it includes protecting sheathing, both sides all are fixed with the protruding roof beam of support around the protecting sheathing inner wall, support the outside sliding connection of protruding roof beam and have the U-shaped carriage, two U-shaped carriages fixed connection respectively are at optical fiber sensor's front and back, optical fiber sensor's right side is provided with the bayonet joint, and the bayonet joint is connected with the plug socket. This optical fiber sensor protecting sheathing, through setting up dustproof apron, push pedal, bayonet joint and socket, before connecting optical fiber, because the through-hole is sheltered from by dustproof apron, not only can shelter from optical fiber connection interface, reduce the entering of dust, when needing to connect optical fiber moreover, bayonet joint and socket separation for optical fiber sensor cuts off the power supply, alright connect with optical fiber this moment, thereby can prevent the damage that optical fiber caused by direct access when optical fiber sensor does not close the power.

Description

Optical fiber sensor protective housing

Technical Field

The utility model belongs to the technical field of sensor housing, specifically be an optical fiber sensor protecting sheathing.

Background

The basic working principle of the optical fiber sensor is that light from a light source is sent into a modulator through an optical fiber, so that after interaction between a parameter to be measured and the light entering a modulation area, the optical property of the light is changed to become modulated signal light, the modulated signal light is sent into an optical detector through the optical fiber, and the parameter to be measured is obtained after demodulation.

At present, optical fiber sensor among the prior art is when carrying out the access of optic fibre, often need break off optical fiber sensor's power, in order to avoid causing the burning of output pigtail terminal surface because of the misoperation, but in the actual operation in-process, still have some careless personnel to forget that the power is directly connected to optic fibre to the disconnection, the damage of optic fibre has been caused, and optical fiber sensor among the prior art and the interface of being connected of optic fibre all directly expose externally, it influences the use to get into the dust easily, therefore, it has important meaning to study an optical fiber sensor protective housing and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides an optical fiber sensor protecting sheathing has solved in optical fiber sensor's connection process, has some careless personnel to forget that the power-off is direct to be connected optic fibre, has caused the damage of optic fibre, and optical fiber sensor among the prior art and the interface of being connected of optic fibre all directly expose externally in addition, get into the problem that the dust influences the use easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an optical fiber sensor protecting sheathing, includes protecting sheathing, both sides all are fixed with around the protecting sheathing inner wall and support protruding roof beam, support the outside sliding connection of protruding roof beam and have the U-shaped carriage, two U-shaped carriages fixed connection respectively at optical fiber sensor's the front and the back.

The right side of the optical fiber sensor is provided with a plug-in connector, the plug-in connector is connected with a plug-in socket, the plug-in socket is fixed on the side wall of the protective shell, and the plug-in socket is connected with a connecting power line.

Two optical fiber connection interfaces are arranged on one side of the optical fiber sensor, two through holes are formed in the positions, corresponding to the two optical fiber connection interfaces, of the protective shell, and a shielding protection mechanism is fixedly connected to the position, corresponding to the through holes, of one side of the protective shell.

As a further aspect of the present invention: the optical fiber sensor is characterized in that a limiting strip is installed at the bottom of the optical fiber sensor, two limiting grooves are formed in the bottom of the inner wall of the protective shell, and the limiting strip is arranged in one of the limiting grooves.

As a further aspect of the present invention: the push pedal is installed at optical fiber sensor's top, a plurality of bleeder vents have all been seted up to two lateral walls around protective housing.

As a further aspect of the present invention: the top of protective housing articulates there is the protective cover, the protective cover is transparent protective cover, and the equal fixedly connected with buckle in one side of protective cover and the corresponding one side of protective housing.

As a further aspect of the present invention: the shielding protection mechanism comprises two fixed seats, and the two fixed seats are hinged with the dustproof cover plate through a pin shaft.

As a further aspect of the present invention: the outside of the pin shaft is sleeved with a torsional spring, and two ends of the torsional spring are fixedly connected with the opposite surfaces of the dustproof cover plate and the fixed seat respectively.

Advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this optical fiber sensor protecting sheathing, through setting up dustproof apron, the push pedal, bayonet joint and socket, connect preceding to optic fibre, because the through-hole is sheltered from by dustproof apron, not only can shelter from the optical fiber connection interface, reduce the entering of dust, and when needing to connect optic fibre, promote optical fiber sensor left through the push pedal, can drive optical fiber connection and wear out the through-hole and open the dustproof apron top, bayonet joint and socket separation simultaneously, make optical fiber sensor outage, this moment alright connect with optic fibre, thereby can prevent that optic fibre from directly inserting the damage that leads to the fact optic fibre when optical fiber sensor does not close the power.

2. This optical fiber sensor protecting sheathing supports protruding roof beam, U-shaped carriage, spacing and spacing groove through the setting for the U-shaped carriage is at the stability when supporting protruding roof beam surface slip and can ensure that optical fiber sensor removes, and the skew of upper and lower direction around can not taking place has ensured the normal butt joint of bayonet joint and plug socket, and spacing is the rubber strip, can carry out simple spacingly for optical fiber sensor when the card goes into the spacing groove.

3. This optical fiber sensor protecting sheathing, through setting up push pedal and protective cover, the push pedal can provide a thrust point for the removal of optic fibre light sense ware, and the person of facilitating the use removes the optical fiber sensor position, and the design of protective cover can protect the case and the display part at optical fiber sensor top, reduces the mistake and touches, and the protective cover is transparent design, can not influence the normal viewing to optical fiber sensor top display part.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic view of a three-dimensional cross-sectional structure of the protective housing of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the optical fiber sensor of the present invention;

FIG. 4 is a schematic three-dimensional structure of the shielding mechanism of the present invention;

in the figure: 1. a protective housing; 2. supporting the convex beam; 3. a U-shaped sliding rack; 4. an optical fiber sensor; 5. a plug-in connector; 6. a socket; 7. connecting a power line; 8. an optical fiber connection interface; 9. a shielding and protecting mechanism; 91. a fixed seat; 92. a pin shaft; 93. a dust-proof cover plate; 94. a torsion spring; 10. a limiting strip; 11. a limiting groove; 12. pushing a plate; 13. a protective cover; 14. air holes are formed; 15. and a through hole.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-4, the utility model provides a technical solution: a protection shell of an optical fiber sensor comprises a protection shell 1, wherein a plurality of air holes 14 are formed in the front side wall and the rear side wall of the protection shell 1, and the design of the air holes 14 outside the protection shell 1 can realize normal heat dissipation of the optical fiber sensor 4 on the premise of ensuring that the protection shell 1 can protect the optical fiber sensor 4;

protective housing 1's top articulates there is protective cover 13, and protective cover 13 is transparent protective cover 13, and protective cover 13's one side and the equal fixedly connected with buckle in the corresponding one side of protective housing 1, and protective cover 13's design can protect the case and the display part at optical fiber sensor 4 top, reduces the mistake and touches, and protective cover 13 is transparent design, can not influence the normal viewing to optical fiber sensor 4 top display part.

Both sides all are fixed with the support convex beam 2 around the protective housing 1 inner wall, support convex beam 2 outside sliding connection and have U-shaped carriage 3, two U-shaped carriages 3 fixed connection are at optical fiber sensor 4's front and back respectively, support convex beam 2 and U-shaped carriage 3 through the setting, make U-shaped carriage 3 support the 2 surface sliding of convex beam and can ensure the stability when optical fiber sensor 4 removes, skew with upper and lower direction around can not taking place, the normal butt joint of bayonet joint 5 and socket 6 has been ensured, spacing 10 is installed to optical fiber sensor 4's bottom, two spacing grooves 11 have been seted up to protective housing 1 inner wall bottom, and spacing 10 sets up in one of them spacing groove 11, through setting up spacing 10 and spacing groove 11, and spacing 10 is the rubber strip, can carry out simple spacing for optical fiber sensor 4 when the card goes into spacing groove 11.

The right side of the optical fiber sensor 4 is provided with a plug-in connector 5, the plug-in connector 5 is connected with a plug-in socket 6, the plug-in socket 6 is fixed on the side wall of the protective shell 1, the plug-in socket 6 is connected with a connecting power line 7, the plug-in connector 5 and the plug-in socket 6 are electrically connected, and the effect of disconnecting and powering off is achieved similarly to a power supply connecting plug and a socket; the push plate 12 is installed at the top of the optical fiber sensor 4, and the push plate 12 can provide a thrust point for the movement of the optical fiber light sensor, so that a user can conveniently move the position of the optical fiber sensor 4.

One side of the optical fiber sensor 4 is provided with two optical fiber connection interfaces 8, two through holes 15 are arranged at positions corresponding to the two optical fiber connection interfaces 8 of the protective shell 1, and the protective mechanism 9 is shielded by fixedly connecting the position corresponding to the through hole 15 at one side of the protective shell 1.

It includes two fixing bases 91 to shelter from protection machanism 9, two fixing bases 91 are articulated with dustproof cover plate 93 through a round pin axle 92, optic fibre connects the front, because through-hole 15 is sheltered from by dustproof cover plate 93, can shelter from optical fibre connection interface 8, reduce the entering of dust, round pin axle 92 outside has cup jointed torsional spring 94, the both ends of torsional spring 94 respectively with dustproof cover plate 93 and fixing base 91's opposite face fixed connection, torsional spring 94's design makes when dustproof cover plate 93 loses external force and supports, torsional spring 94 alright with the torsion that utilizes self drives dustproof cover plate 93 and resets and realize the effect of sheltering from to through-hole 15 once more.

The utility model discloses a theory of operation does:

when the optical fiber needs to be connected, firstly, the protective cover 13 is opened, then the optical fiber sensor 4 is pushed leftwards through the push plate 12, so that the optical fiber sensor 4 drives the U-shaped sliding frame 3 to move on the surface of the supporting convex beam 2, when the limiting strip 10 is clamped into the left limiting groove 11, the push plate 12 is loosened, so that the movement of the optical fiber sensor 4 can drive the optical fiber connecting joint to penetrate through the through hole 15 and outwards push the dustproof cover plate 93 open, and meanwhile, the plug connector 5 is separated from the plug socket 6, so that the optical fiber sensor 4 is powered off, and the optical fiber can be accessed;

after the optical fiber is accessed, the optical fiber sensor 4 is pushed rightwards through the push plate 12, so that the plug connector 5 is plugged with the plug socket 6, and the optical fiber sensor 4 can be powered through the connecting power line 7;

when the optical fiber needs to be pulled out, the optical fiber sensor 4 is pushed leftwards again to enable the plug connector 5 and the plug seat 6 to be separated and powered off, meanwhile, the optical fiber connecting connector extends out of the through hole 15, and the optical fiber can be taken out at the moment;

after the push plate 12 pushes the optical fiber sensor 4 to the right again, the torsion spring 94 can drive the dust-proof cover plate 93 to rotate downwards by using the torsion of the torsion spring and reset to shield the through hole 15.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A fiber sensor protective housing, includes protective housing (1), its characterized in that: supporting convex beams (2) are fixed on the front side and the rear side of the inner wall of the protective shell (1), U-shaped sliding frames (3) are connected to the outer portions of the supporting convex beams (2) in a sliding mode, and the two U-shaped sliding frames (3) are fixedly connected to the front face and the back face of the optical fiber sensor (4) respectively;

the right side of the optical fiber sensor (4) is provided with a plug connector (5), the plug connector (5) is connected with a plug socket (6), the plug socket (6) is fixed on the side wall of the protective shell (1), and the plug socket (6) is connected with a connecting power line (7);

one side of the optical fiber sensor (4) is provided with two optical fiber connection interfaces (8), two through holes (15) are formed in the positions, corresponding to the two optical fiber connection interfaces (8), of the protective shell (1), and a shielding mechanism (9) is fixedly connected to the positions, corresponding to the through holes (15), of one side of the protective shell (1).

2. A fiber optic sensor protective case according to claim 1, wherein: spacing (10) are installed to the bottom of optical fiber sensor (4), two spacing grooves (11) have been seted up to protective housing (1) inner wall bottom, and just spacing (10) set up in one of them spacing groove (11).

3. A fiber optic sensor protective case according to claim 1, wherein: push pedal (12) are installed at the top of optical fiber sensor (4), a plurality of bleeder vents (14) have all been seted up to two lateral walls around protective housing (1).

4. A fiber optic sensor protective case according to claim 1, wherein: the top of protective housing (1) articulates there is protective cover (13), protective cover (13) are transparent protective cover (13), and the equal fixedly connected with buckle in one side of one side that one side of protective cover (13) and protective housing (1) are corresponding.

5. A fiber optic sensor protective case according to claim 1, wherein: the shielding protection mechanism (9) comprises two fixing seats (91), and the two fixing seats (91) are hinged to the dustproof cover plate (93) through a pin shaft (92).

6. The fiber sensor protective case of claim 5, wherein: and a torsion spring (94) is sleeved outside the pin shaft (92), and two ends of the torsion spring (94) are respectively fixedly connected with the opposite surfaces of the dustproof cover plate (93) and the fixed seat (91).