CN210922665U

CN210922665U - Portable fiber grating demodulator

Info

Publication number: CN210922665U
Application number: CN201922489353.3U
Authority: CN
Inventors: 袁晓龙; 张俊
Original assignee: Jiangsu Sanchuan Intelligent Science & Technology Co ltd
Current assignee: Jiangsu Sanchuan Intelligent Science & Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-07-03
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a portable fiber grating demodulation appearance relates to fiber grating demodulation appearance technical field, uses not convenient enough problem for solving current fiber grating demodulation appearance. The improved structure of the automobile seat is characterized in that second shells are arranged on two sides of the first shell, a first cover plate is arranged above the first shell, a second cover plate is arranged on one side of the first cover plate, the second cover plate and the first cover plate are connected with the first shell in a rotating mode through hinges, a slide seat is arranged on the upper surface of the first cover plate, a second slide block is arranged inside the slide seat and connected with the slide seat in a sliding mode, a fixed block is arranged above the second cover plate, a positioning seat is arranged inside the first shell, a demodulation instrument is arranged above the positioning seat, an interface inserting hole is formed in the first shell, a sliding groove is formed in the inner wall of the second shell, the sliding groove is provided with two sliding grooves, a motor is arranged inside the second shell, and a gear is arranged at the output end of the motor.

Description

Portable fiber grating demodulator

Technical Field

The utility model relates to a fiber grating demodulation appearance technical field specifically is a portable fiber grating demodulation appearance.

Background

The distributed optical fiber stress and temperature sensing system based on the optical fiber grating has very important application value and has very wide application in the fields of electric power energy, petrochemical industry, aerospace and other fields needing real-time temperature and stress monitoring. The demodulator, also called a meter and also called a signal processor inside a company, has a working principle that a specific optical signal is output from the inside of the meter to an optical path with a sensor, when a detected quantity (such as temperature) outside the sensor changes (such as temperature rises by a certain degree), optical characteristics of the corresponding sensor change accordingly, so that certain parameters of the optical signal reflected back to the meter from the sensor change correspondingly, the received optical signal is processed by the meter and compared with a preset threshold value, and once the optical signal exceeds a set range, the meter immediately makes a corresponding response, or an alarm is turned on, or data is uploaded, and the like.

The existing fiber grating demodulator is not convenient enough; therefore, the existing requirements are not met, and a portable fiber grating demodulator is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable fiber grating demodulation appearance to solve the current fiber grating demodulation appearance that proposes in the above-mentioned background art and use not convenient enough problem.

In order to achieve the above object, the utility model provides a following technical scheme: a portable fiber grating demodulator comprises a first shell, wherein second shells are arranged on two sides of the first shell, a first cover plate is arranged above the first shell, a second cover plate is arranged on one side of the first cover plate, the second cover plate and the first cover plate are rotatably connected with the first shell through hinges, a slide seat is arranged on the upper surface of the first cover plate, a second slide block is arranged inside the slide seat and is in sliding connection with the slide seat, a fixed block is arranged above the second cover plate, a positioning seat is arranged inside the first shell, a demodulator is arranged above the positioning seat, an interface insertion hole is formed in the first shell, sliding grooves are formed in the inner wall of the second shell, the number of the sliding grooves is two, a motor is arranged inside the second shell, a gear is arranged on the output end of the motor, and racks are arranged above and below the gear, and the rack is connected with the gear engagement, the rack passes through slider one and spout sliding connection, one side of gear is provided with the movable block, and movable block and rack fixed connection, one side of movable block is provided with the movable rod, and the one end of movable rod runs through the second apron and extends to the inside of first casing, one side of movable rod is provided with the locating piece, the top and the below of movable rod all are provided with the spring.

Preferably, one side of the positioning block is provided with a protective pad.

Preferably, one side of the second sliding block is provided with an insertion rod, and one end of the insertion rod extends to the outside of the sliding seat.

Preferably, the upper part and the lower part of the socket hole are provided with heat dissipation holes.

Preferably, the front end and the rear end of the second shell are both provided with damping shock absorber mounting seats.

Preferably, handles are arranged at the front end and the rear end of the first shell.

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

1. the utility model discloses a motor drive gear rotates, makes the gear respectively with two rack toothing to make the rack drive slider one and remove to demodulation appearance direction in the spout, thereby the removal of rack makes the movable block drive the movable rod and also follow the removal, consequently makes the locating piece press from both sides tightly fixed to demodulation appearance, and the slipmat has played the effect of fine protection, and the spring has played the effect of buffering, through electronic mode control locating piece, convenient laborsaving.

2. Through the setting of louvre, played radiating effect, through the setting of damping bumper shock absorber mount pad for install the damping bumper shock absorber, play the effect of fine vibration isolation and noise reduction, through the setting of first apron and second apron, it is more convenient to make demodulation appearance get and put, and through sliding slider two in the slide, thereby make the inserted bar can insert and carry out fine fixing in the jack of fixed block inside.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a side view of the second housing of the present invention;

fig. 4 is a schematic top view of the first cover plate and the second cover plate of the present invention;

in the figure: 1. a first housing; 2. a first cover plate; 3. a second cover plate; 4. a hinge; 5. a second housing; 6. a chute; 7. a first sliding block; 8. a rack; 9. a gear; 10. a movable block; 11. a movable rod; 12. a motor; 13. positioning blocks; 14. a protective pad; 15. positioning seats; 16. a demodulator; 17. a damping shock absorber mounting seat; 18. heat dissipation holes; 19. a socket hole; 20. a handle; 21. a slide base; 22. a fixed block; 23. a second sliding block; 24. inserting a rod; 25. a spring.

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.

Referring to fig. 1-4, the present invention provides an embodiment: a portable fiber bragg grating demodulator comprises a first shell 1, wherein second shells 5 are arranged on two sides of the first shell 1, a first cover plate 2 is arranged above the first shell 1, a second cover plate 3 is arranged on one side of the first cover plate 2, the second cover plate 3 and the first cover plate 2 are rotatably connected with the first shell 1 through hinges 4, a sliding seat 21 is arranged on the upper surface of the first cover plate 2, a sliding block two 23 is arranged inside the sliding seat 21, the sliding block two 23 is in sliding connection with the sliding seat 21, a fixed block 22 is arranged above the second cover plate 3, a positioning seat 15 is arranged inside the first shell 1, a demodulator 16 is arranged above the positioning seat 15, an interface insertion hole 19 is arranged on the first shell 1, a sliding groove 6 is arranged on the inner wall of the second shell 5, two sliding grooves 6 are arranged, a motor 12 is arranged inside the second shell 5, a gear 9 is arranged on the output end of the motor 12, the top and the below of gear 9 all are provided with rack 8, and rack 8 is connected with the meshing of gear 9, rack 8 passes through slider 7 and 6 sliding connection of spout, one side of gear 9 is provided with movable block 10, and movable block 10 and rack 8 fixed connection, one side of movable block 10 is provided with movable rod 11, and the one end of movable rod 11 runs through second apron 3 and extends to the inside of first casing 1, one side of movable rod 11 is provided with locating piece 13, the top and the below of movable rod 11 all are provided with spring 25, spring 25 has played the effect of buffering.

Further, one side of the positioning block 13 is provided with a protection pad 14, and the protection pad 14 plays a role of protecting the demodulator 16, so that the demodulator 16 is prevented from being damaged due to direct contact with the demodulator 16 during fixing and clamping.

Furthermore, an insertion rod 24 is arranged on one side of the second sliding block 23, one end of the insertion rod 24 extends to the outside of the sliding base 21, and the second sliding block 23 slides in the sliding base 21, so that the insertion rod 24 can be inserted into an insertion hole in the fixed block 22 for fixing.

Further, heat dissipation holes 18 are formed above and below the socket hole 19, and the heat dissipation holes 18 play a role in heat dissipation.

Further, the front end and the rear end of the second shell 5 are both provided with damping shock absorber mounting seats 17, and the damping shock absorber mounting seats 17 are used for mounting damping shock absorbers and play a good role in vibration isolation and noise reduction.

Further, the front end and the rear end of the first shell 1 are provided with handles 20, and the handles 20 are convenient for moving the whole shell.

The working principle is as follows: when the device is used, the demodulator 16 is placed on the positioning seat 15 in the first shell 1, then the cover plate is covered, the demodulator 16 is more conveniently taken and placed through the arrangement of the first cover plate 2 and the second cover plate 3, the second sliding block 23 slides in the sliding seat 21, so that the inserted rod 24 can be inserted into the jack in the fixed block 22 for better fixing, the heat dissipation effect is realized through the arrangement of the heat dissipation holes 18, the damping shock absorber is used for installing the damping shock absorber through the arrangement of the damping shock absorber installing seat 17, the good vibration isolation and noise reduction effects are realized, the gear 9 is driven to rotate through the motor 12, the gear 9 is respectively meshed with the two racks 8, so that the rack 8 drives the first sliding block 7 to move towards the demodulator 16 in the sliding groove 6, the movable block 10 drives the movable rod 11 to move correspondingly through the movement of the rack 8, and therefore the positioning block 13 is used for clamping and fixing the demodulator 16, the non-slip mat has played the effect of fine protection, and spring 25 has played the effect of buffering, through electric mode control locating piece 13, convenient laborsaving.

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. A portable fiber grating demodulator, includes first casing (1), its characterized in that: the improved structure of the automobile seat is characterized in that second shells (5) are arranged on two sides of the first shell (1), a first cover plate (2) is arranged above the first shell (1), a second cover plate (3) is arranged on one side of the first cover plate (2), the second cover plate (3) and the first cover plate (2) are rotatably connected with the first shell (1) through hinges (4), a sliding seat (21) is arranged on the upper surface of the first cover plate (2), a second sliding block (23) is arranged inside the sliding seat (21), the second sliding block (23) is slidably connected with the sliding seat (21), a fixed block (22) is arranged above the second cover plate (3), a positioning seat (15) is arranged inside the first shell (1), a demodulation instrument (16) is arranged above the positioning seat (15), an insertion port hole (19) is arranged on the first shell (1), and a sliding groove (6) is arranged on the inner wall of the second shell (5), two sliding grooves (6) are arranged, a motor (12) is arranged in the second shell (5), a gear (9) is arranged on the output end of the motor (12), racks (8) are arranged above and below the gear (9), the rack (8) is meshed with the gear (9), the rack (8) is connected with the chute (6) in a sliding way through a first sliding block (7), a movable block (10) is arranged on one side of the gear (9), the movable block (10) is fixedly connected with the rack (8), one side of the movable block (10) is provided with a movable rod (11), one end of the movable rod (11) penetrates through the second cover plate (3) and extends to the interior of the first shell (1), one side of the movable rod (11) is provided with a positioning block (13), and springs (25) are arranged above and below the movable rod (11).

2. The portable fiber grating demodulator as recited in claim 1, wherein: one side of the positioning block (13) is provided with a protective pad (14).

3. The portable fiber grating demodulator as recited in claim 1, wherein: one side of the second sliding block (23) is provided with an inserted bar (24), and one end of the inserted bar (24) extends to the outside of the sliding seat (21).

4. The portable fiber grating demodulator as recited in claim 1, wherein: the upper part and the lower part of the socket hole (19) are provided with heat dissipation holes (18).

5. The portable fiber grating demodulator as recited in claim 1, wherein: and the front end and the rear end of the second shell (5) are both provided with damping shock absorber mounting seats (17).

6. The portable fiber grating demodulator as recited in claim 1, wherein: the front end and the rear end of the first shell (1) are both provided with handles (20).