Track early warning device based on fiber bragg grating
By driving the rotating bracket and limit plate structure with a handle and combining it with a spring block design, the problem of low maintenance efficiency of traditional track warning devices is solved, and rapid opening and closing of the shell and removal of the dust net are achieved, thereby improving track operation efficiency.
Patent Information
- Application Number
- CN202423227270.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-12-26
AI Technical Summary
Traditional fiber Bragg grating-based rail warning devices are expensive, have complex signal processing, have limited environmental adaptability, and the shell sealing method leads to low inspection and maintenance efficiency, affecting rail operations.
The handle-driven rotating bracket and limit plate structure enable quick opening and closing of the device housing. The spring and clamp design simplifies the removal of the dust screen and improves the efficiency of inspection and maintenance.
The device housing and dust screen can be opened and closed quickly, which reduces the time for inspection and maintenance and improves the efficiency of track operation.
Smart Images
Figure CN223467153U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to safe early warning equipment manufacturing technical field especially, a kind of track early warning device based on fiber grating. BACKGROUND
[0002] Track is the route facility for train, tramcar and so on track transport tool to travel, in railway system, it is mainly composed of steel rail, sleeper, ballast, turnout, coupling parts etc., track early warning device using fiber grating can reach high-precision monitoring demand, real-time monitoring requirement, has durability and stability advantage and distributed monitoring capability.
[0003] Traditional track early warning device based on fiber grating is high in cost, signal processing is complex, adaptability to environmental factors is limited, installation position is limited, to realize modern track detection requirement, thus new track early warning device based on fiber grating is used.
[0004] Traditional track early warning device shell usually adopts bolt fixation etc. to be sealed closed, when the key components inside need to be overhauled, maintained or troubleshooting, maintenance personnel need to spend a lot of time to disassemble and install shell parts, difficult to efficiently complete overhaul work in limited time, affect track operation. UTILITY MODEL CONTENT
[0005] In order to make up for the above insufficient, the utility model provides a kind of track early warning device based on fiber grating, to improve the problem that traditional track early warning device shell usually adopts bolt fixation etc. to be sealed closed, when the key components inside need to be overhauled, maintained or troubleshooting, maintenance personnel need to spend a lot of time to disassemble and install shell parts, difficult to efficiently complete overhaul work in limited time, affect track operation.
[0006] To achieve the above purpose, the utility model provides the following technical scheme:
[0007] A kind of track early warning device based on fiber grating, including handle, the inner wall of the handle is fixedly connected with rotating shaft, the outer wall of the rotating shaft is fixedly connected with rotating support, the inner wall of the rotating support is rotatably connected with connecting shaft, the outer wall of the connecting shaft is fixedly connected with drive plate, the outer wall of the drive plate is fixedly connected with limiting shaft, the outer wall of the limiting shaft is slidably connected with limiting plate, the inner wall of the limiting plate is slidably connected in the outer wall of connecting shaft, the outer wall of the limiting plate is fixedly connected with fixed block, the upper surface of the fixed block is equipped with protection assembly.
[0008] Preferably, the protection assembly includes an upper cover, the lower surface of the upper cover is fixedly connected to the upper surface of the fixed block, the lower surface of the upper cover is fixedly connected to the upper surface of the driving plate, the upper surface of the limiting plate is slidably connected to the lower surface of the upper cover, the lower surface of the upper cover is slidably connected with the shell, the outer wall of the limiting plate is fixedly connected to the inner wall of the shell, and the rotating shaft is rotatably connected to the inner wall of the shell.
[0009] Preferably, the inner wall of the shell is provided with a panel, the lower surface of the shell is fixedly connected with a supporting leg, and the inner wall of the shell is provided with a fixing assembly.
[0010] Preferably, the fixing assembly includes a box body, the inner wall of the box body is fixedly connected with a limiting round cover, the outer wall of the limiting round cover is fixedly connected with a spring, and the outer wall of the spring is slidably connected to the inner wall of the box body.
[0011] Preferably, the outer wall of the spring is fixedly connected with a limiting block, and the outer wall of the limiting block is slidably connected to the inner wall of the box body.
[0012] Preferably, the inner wall of the limiting block is provided with a through hole, the through hole is in a rectangular shape, the inner wall of the through hole is penetrated through a clamping block, and the outer wall of the clamping block is slidably connected to the inner wall of the box body.
[0013] Preferably, the outer wall of the limiting block is slidably connected with an inner pressure rod, the inner pressure rod is slidably connected to the inner wall of the box body, and the inner wall of the inner pressure rod is fixedly connected with a connecting rod.
[0014] Preferably, one end of the connecting rod is fixedly connected with a pressing piece, the outer wall of the connecting rod is slidably connected to the inner wall of the shell, the inner wall of the shell is slidably connected with a dustproof net, the inner wall of the dustproof net is fixedly connected to the outer wall of the clamping block, and the lower surface of the box body is slidably connected to the upper surface of the dustproof net.
[0015] The utility model has the advantages of the following:
[0016] 1、The utility model discloses a rotating handle drives rotating shaft to make rotary support stretch, and rotary support drives connecting shaft to make driving plate move, and driving plate drives limiting shaft to slide in the inner wall of limiting plate, and driving plate drives fixed block and upper cover to move, thereby achieving the purpose of opening and closing, and the assembly can quickly open and close the device shell, and the effect of facilitating maintenance personnel to overhaul the inside of the device is achieved.
[0017] 2、The utility model discloses moving connecting rod drives inner pressure rod to make limiting block move, and limiting block drives spring to make spring compress, and limiting block moves to make clamping block unlock, thereby achieving the purpose of quickly disassembling dustproof net, and the assembly can quickly disassemble and assemble dustproof net to clean the effect. DRAWINGS
[0018] Figure 1A perspective view of a track early warning device based on fiber grating is provided in the utility model;
[0019] Figure 2 A limiting plate local structure schematic view of the track early warning device based on fiber grating is provided in the utility model;
[0020] Figure 3 A shell local structure schematic view of the track early warning device based on fiber grating is provided in the utility model;
[0021] Figure 4 A clamping block local structure schematic view of the track early warning device based on fiber grating is provided in the utility model.
[0022] Legend:
[0023] 1, handle; 11, rotating shaft; 12, rotating support; 13, connecting shaft; 14, driving plate; 15, limiting shaft; 16, limiting plate; 17, fixed block; 2, protection assembly; 21, upper cover; 22, shell; 23, panel; 24, supporting leg; 3, fixed assembly; 31, box body; 32, limiting round cover; 33, spring; 34, limiting block; 35, clamping block; 36, inner pressure rod; 37, connecting rod; 38, dust screen. Specific implementation
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the specification of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0025] Refer to Figure 1 And Figure 2 An embodiment provided by the utility model: a track early warning device based on fiber grating, including handle 1, the inner wall of handle 1 is fixedly connected with rotating shaft 11, the outer wall of rotating shaft 11 is fixedly connected with rotating support 12, the inner wall of rotating support 12 is rotatably connected with connecting shaft 13, the outer wall of connecting shaft 13 is fixedly connected with driving plate 14, the outer wall of driving plate 14 is fixedly connected with limiting shaft 15, the outer wall of limiting shaft 15 is slidably connected with limiting plate 16, the inner wall of limiting plate 16 is slidably connected on the outer wall of connecting shaft 13, the outer wall of limiting plate 16 is fixedly connected with fixed block 17, and the upper surface of fixed block 17 is equipped with protection assembly 2;
[0026] Specific, rotating handle 1 drive rotating shaft 11 rotation makes the rotating bracket 12 extension, rotating bracket 12 drive connecting shaft 13 moves in the inner wall of the limiting plate 16 sliding, so that the drive plate 14 on the limiting shaft 15 also in the inner wall of the limiting plate 16 sliding, can reach the upper cover 21 up and stable open effect, connecting shaft 13 drive drive plate 14 upward movement makes fixed block 17 and the upper cover 21 simultaneously move, the assembly can reach fast and stable open cover 21, the effect of the internal parts are overhauled.
[0027] With reference to Figure 1 And Figure 3 , the protection assembly 2 includes the upper cover 21, the lower surface of the upper cover 21 is fixedly connected to the upper surface of the fixed block 17, the lower surface of the upper cover 21 is fixedly connected to the upper surface of the drive plate 14, the upper surface of the limiting plate 16 is slidingly connected to the lower surface of the upper cover 21, the lower surface of the upper cover 21 is slidingly connected with the shell 22, the outer wall of the limiting plate 16 is fixedly connected to the inner wall of the shell 22, the rotating shaft 11 is rotatably connected to the inner wall of the shell 22; the inner wall of the shell 22 is provided with the panel 23, the lower surface of the shell 22 is fixedly connected with the support leg 24, the inner wall of the shell 22 is provided with the fixing assembly 3;
[0028] Specifically, by setting the upper cover 21 and the shell 22 can reach the effect of making the internal components have load objects, while protecting the internal components, the support leg 24 can make the instrument stable in the horizontal direction, and the related data can be obtained by operating the panel 23.
[0029] With reference to Figure 4 , the fixing assembly 3 comprises a box body 31, the inner wall of the box body 31 is fixedly connected with a limiting circular cover 32, the outer wall of the limiting circular cover 32 is fixedly connected with a spring 33, the outer wall of the spring 33 is slidingly connected to the inner wall of the box body 31; the outer wall of the spring 33 is fixedly connected with a limiting block 34, the outer wall of the limiting block 34 is slidingly connected to the inner wall of the box body 31; the inner wall of the limiting block 34 is provided with a through hole, the shape of the through hole is rectangular, the inner wall of the through hole is penetrated through with a clamping block 35, the outer wall of the clamping block 35 is slidingly connected to the inner wall of the box body 31; the outer wall of the limiting block 34 is slidingly connected with an inner pressure rod 36, the inner pressure rod 36 is slidingly connected to the inner wall of the box body 31, the inner wall of the inner pressure rod 36 is fixedly connected with a connecting rod 37; one end of the connecting rod 37 is fixedly connected with a push piece, the outer wall of the connecting rod 37 is slidingly connected to the inner wall of the shell 22, the inner wall of the shell 22 is slidingly connected with a dustproof net 38, the inner wall of the dustproof net 38 is fixedly connected to the outer wall of the clamping block 35, the lower surface of the box body 31 is slidingly connected with the upper surface of the dustproof net 38;
[0030] Specific, mobile connecting rod 37 with the inner pressure rod 36 in the inner wall of the box body 31 moves to make the limit block 34 moves simultaneously, the limit block 34 moves to make the spring 33 under the action of the limit round cover 32 compression, can reach the effect of making the limit block 34 rebound, the limit block 34 moves simultaneously will make the block 35 unlock, so as to be able to separate from the box body 31 drive dust screen 38, so as to achieve the effect of quickly disassembling dust screen 38 for cleaning.
[0031] Working principle: when the device needs to be used, rotating the handle 1 drives the rotating shaft 11 to rotate to make the rotating support 12 extend, the rotating support 12 drives the connecting shaft 13 to slide in the inner wall of the limiting plate 16 to make the limiting shaft 15 slide in the inner wall of the limiting plate 16 at the same time, the connecting shaft 13 moves to drive the driving plate 14 to make the driving plate 14 drive the fixed block 17 and the upper cover 21 to open upward at the same time, so as to achieve the effect of quickly opening the upper cover 21 to overhaul the internal parts, after overhauling the parts, close the upper cover 21, the shell 22 fixed on the supporting leg 24 is provided with 23, the machine is controlled by operating the panel, the structure can achieve the effect of bearing the whole component, the connecting rod 37 drives the inner pressure rod 36 to move to make the limit block 34 move, the limit block 34 moves to drive the spring 33 to compress under the action of the limit round cover 32, the locked block 35 is unlocked in the process of moving the limit block 34, so as to be separated from the box body 31, so as to quickly disassemble the dust screen 38, after cleaning, directly insert the block 35 into the corresponding hole of the box body 31 to drive the limit block 34 to move again, the limit block 34 makes the spring 33 compress until the protruding part of the block 35 passes completely, so that the block 35 is locked, the connecting rod 37 drives the inner pressure rod 36 to move downward, so as to achieve the effect of quickly installing the dust screen 38, the assembly can achieve the effect of quickly disassembling and cleaning the dust screen 38, the device not only solves the problem that the traditional track early warning device shell is usually sealed and closed by bolt fixing and the like, when the key components inside need to be overhauled, maintained or fault checked, the maintenance personnel need to spend a lot of time to disassemble and install the shell components, which leads to difficult to efficiently complete the overhaul work in limited time, affects the track operation, but also solves the problem that the disassembly steps of the dust screen 38 are complicated and a lot of time is consumed.
[0032] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included in the protection scope of the present application.
Claims
1. A track warning device based on fiber grating, comprising a handle (1), characterized in that: The middle inner wall of the handle (1) is fixedly connected with a rotating shaft (11), the outer wall of the rotating shaft (11) is fixedly connected with a rotating support (12), the inner wall of the rotating support (12) is rotatably connected with a connecting shaft (13), the outer wall of the connecting shaft (13) is fixedly connected with a driving plate (14), the outer wall of the driving plate (14) is fixedly connected with a limiting shaft (15), the outer wall of the limiting shaft (15) is slidably connected with a limiting plate (16), the inner wall of the limiting plate (16) is slidably connected with the outer wall of the connecting shaft (13), the outer wall of the limiting plate (16) is fixedly connected with a fixed block (17), and the upper surface of the fixed block (17) is provided with a protection assembly (2).
2. The track warning device based on fiber grating according to claim 1, characterized in that: The protection assembly (2) comprises an upper cover (21), the lower surface of the upper cover (21) is fixedly connected with the upper surface of the fixed block (17), the lower surface of the upper cover (21) is fixedly connected with the upper surface of the driving plate (14), the upper surface of the limiting plate (16) is slidably connected with the lower surface of the upper cover (21), the lower surface of the upper cover (21) is slidably connected with a shell (22), the outer wall of the limiting plate (16) is fixedly connected with the inner wall of the shell (22), and the rotating shaft (11) is rotatably connected with the inner wall of the shell (22).
3. The track warning device based on fiber grating according to claim 2, characterized in that: The inner wall of the shell (22) is provided with a panel (23), the lower surface of the shell (22) is fixedly connected with a supporting leg (24), and the inner wall of the shell (22) is provided with a fixing assembly (3).
4. The track warning device based on fiber grating according to claim 3, characterized in that: The fixing assembly (3) comprises a box body (31), the inner wall of the box body (31) is fixedly connected with a limiting circular cover (32), the outer wall of the limiting circular cover (32) is fixedly connected with a spring (33), and the outer wall of the spring (33) is slidably connected with the inner wall of the box body (31).
5. A track warning device based on fiber grating according to claim 4, characterized in that: The outer wall of the spring (33) is fixedly connected with a limiting block (34), and the outer wall of the limiting block (34) is slidably connected with the inner wall of the box body (31).
6. A track warning device based on fiber grating according to claim 5, characterized in that: The inner wall of the limiting block (34) is provided with a through hole, the shape of the through hole is rectangular, the inner wall of the through hole is penetratingly provided with a clamping block (35), and the outer wall of the clamping block (35) is slidably connected with the inner wall of the box body (31).
7. A fiber grating based track warning device as claimed in claim 6, characterized in that: The outer wall of the limiting block (34) is slidably connected with an internal pressure rod (36), the internal pressure rod (36) is slidably connected with the inner wall of the box body (31), and the inner wall of the internal pressure rod (36) is fixedly connected with a connecting rod (37).
8. The track warning device based on fiber grating according to claim 7, characterized in that: One end of the connecting rod (37) is fixedly connected with a pushing piece, the outer wall of the connecting rod (37) is slidably connected with the inner wall of the shell (22), the inner wall of the shell (22) is slidably connected with a dustproof net (38), the inner wall of the dustproof net (38) is fixedly connected with the outer wall of the clamping block (35), and the lower surface of the box body (31) is slidably connected with the upper surface of the dustproof net (38).