CN217146001U

CN217146001U - Rail transit operation and maintenance detection device

Info

Publication number: CN217146001U
Application number: CN202220969849.XU
Authority: CN
Inventors: 蒋勇; 王曦; 邓涯文; 王小平; 刘杨; 刘家玮; 包承萌
Original assignee: Shenzhen Cbpm & Xinda Banking Technology Co ltd
Current assignee: Shenzhen Cbpm & Xinda Banking Technology Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-08-09
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a track traffic fortune dimension detection device relates to track traffic technical field, which comprises a base, chassis bottom middle part is rotated and is connected with inside hollow drive shaft, both ends all are provided with the transmission shaft that can the horizontal slip about the drive shaft is inside, the outer end of two transmission shafts all runs through out the drive shaft and installs the wheel, the outside outer end of two transmission shafts all rotates and is connected with the backup pad, control two relative one sides of backup pad and install laser range sensor and reflecting plate respectively, the mid-mounting at chassis top is used for driving the drive shaft and carries out the pivoted motor, audible-visual annunciator and singlechip are installed in the left side at chassis top. Through installing laser rangefinder sensor and reflecting plate respectively in two backup pads, laser rangefinder sensor can be towards the reflecting plate transmission laser to this can detect out the interval between two backup pads, thereby can be real-time quick accurate with the interval between two rails detect out.

Description

Rail transit operation and maintenance detection device

Technical Field

The utility model relates to a track traffic technical field especially relates to a track traffic fortune dimension detection device.

Background

Rail transit refers to a type of vehicle or transportation system in which an operating vehicle needs to travel on a particular rail. The most typical rail transit is a railway system consisting of conventional trains and standard railways. The rail need measure the interval between the rail when routine maintenance, detects the change of rail interval, will influence the going of train when the interval between the rail exceedes normal range, needs in time to overhaul, otherwise probably has the safety problem.

The existing granted patent publication number is CN213596717U, which discloses a rail detection device for railway track traffic, comprising two groups of rails and a detection device main body arranged between the rails, wherein the detection device main body comprises a butt-joint block, a scale slide rod, support columns and mounting plates, the detection device main body is matched with grooves on the side surfaces of the rails through the mounting plates, one end of the butt-joint block is matched with the scale slide rod, one end of the scale slide rod penetrates into the butt-joint block, the support columns are fixed at the ends of the butt-joint block and the scale slide rod away from each other, two groups of mounting plates are fixed at the opposite sides of the bottom ends of the two groups of support columns, two groups of through grooves are symmetrically formed in the mounting plates, rollers are arranged in the through grooves, a plurality of groups of butt-joint columns are installed at the opposite sides of the two groups of mounting plates, and balls are movably fixed at the ends of the butt-joint columns away from the mounting plates;

the utility model discloses a can detect the interval between two rails, but this utility model when detecting the interval, its distance data need the manual work just can reach through reading the graduation apparatus, detect comparatively trouble, and detect the precision not high, for this we have proposed a track traffic fortune dimension detection device to solve the above-mentioned technical problem who proposes.

SUMMERY OF THE UTILITY MODEL

The utility model provides a track traffic fortune dimension detection device to solve the current rail distance detection device that above-mentioned background art provided, its distance data need the manual work just can reach through reading the graduation apparatus, detect comparatively troublesome, and detect the problem that the precision is not high.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a track traffic fortune dimension detection device, includes the chassis, chassis bottom middle part is rotated and is connected with inside hollow drive shaft, both ends all are provided with the transmission shaft that can the horizontal slip about the drive shaft is inside, two the outer end of transmission shaft all runs through out the drive shaft and installs the wheel, two the outside outer end of transmission shaft all rotates and is connected with the backup pad, controls two laser rangefinder sensor and reflecting plate are installed respectively to the relative one side of backup pad, the mid-mounting at chassis top has and is used for driving the drive shaft and carries out the pivoted motor, audible-visual annunciator and singlechip are installed in the left side at chassis top.

Furthermore, the driving shaft is connected with the transmission shafts through splines, and a first spring is fixedly connected between the inner end faces of the two transmission shafts.

Furthermore, the left side and the right side of the bottom surface of the chassis are both provided with sliding grooves, the left side and the right side of the bottom surface of the chassis are both provided with sliding blocks, the sliding blocks are connected with the sliding blocks in a sliding mode, and the sliding blocks and the inner side faces of the sliding grooves on the same side are fixedly connected with second springs.

Furthermore, the left support plate and the right support plate are respectively positioned under the left slide block and the right slide block, and a connecting rod is welded between the support plate and the slide blocks at the same side.

Further, laser rangefinder sensor and reflecting plate all are located the below of drive shaft, laser rangefinder sensor and reflecting plate are flushed about and the cooperation sets up.

Furthermore, a driving belt wheel is installed at the power output end of the motor, and a transmission belt is installed outside the driving belt wheel.

Further, a driven belt wheel is arranged outside the driving shaft, and the lower end of the transmission belt penetrates through the chassis and is arranged outside the driven belt wheel.

Furthermore, the signal output end of the laser ranging sensor is connected with the signal input end of the single chip microcomputer, and the audible and visual alarm is electrically connected with the single chip microcomputer.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

through all setting up the transmission shaft that can the horizontal slip about the drive shaft in both ends, and two epaxial wheels of transmission roll on two rails respectively, when the interval between two rails changes, just can keep away from each other or be close to each other between two wheels and two drive shafts, synchronous motion also can be followed to the outside backup pad of two drive shafts simultaneously, and through installing laser range finding sensor and reflecting plate respectively in two backup pads, laser range finding sensor can be towards the reflecting plate transmission laser, with this interval between two backup pads can be detected out, indirectly obtain the interval between two rails simultaneously, then through this kind of mode, when two wheels roll along the rail, can be real-time quick accurate detect out with the interval between two rails.

Drawings

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

Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1 according to the present invention.

Fig. 3 is a cross-sectional view of the driving shaft and the transmission shaft of the present invention.

Fig. 4 is a schematic side view of the utility model in use.

In FIGS. 1-4: 1-chassis, 101-chute, 2-driving shaft, 3-transmission shaft, 4-wheel, 5-supporting plate, 6-laser distance measuring sensor, 7-first spring, 8-driven pulley, 9-motor, 10-driving pulley, 11-driving belt, 12-slide block, 13-second spring, 14-connecting rod, 15-single chip microcomputer, 16-audible and visual alarm and 17-reflecting plate.

Detailed Description

Please refer to fig. 1 to 4:

the utility model provides a track traffic fortune dimension detection device, including chassis 1, chassis 1 bottom middle part is rotated and is connected with inside hollow drive shaft 2, drive shaft 2 inside both ends about all are provided with can the horizontal slip transmission shaft 3, the outer end of two transmission shafts 3 all runs through out drive shaft 2 and installs wheel 4, the outer end of two transmission shafts 3 outside all rotates and is connected with backup pad 5, the relative one side of two backup pad 5 of left and right sides is installed laser range finding sensor 6 and reflecting plate 17 respectively, the middle part at chassis 1 top is installed and is used for driving drive shaft 2 to rotate motor 9, audible-visual annunciator 16 and singlechip 15 are installed in the left side at chassis 1 top;

specifically, the laser distance measuring sensor 6 and the reflecting plate 17 are both positioned below the driving shaft 2, the laser distance measuring sensor 6 and the reflecting plate 17 are horizontally flush and arranged in a matched manner, the signal output end of the laser distance measuring sensor 6 is connected with the signal input end of the singlechip 15, and the audible and visual alarm 16 is electrically connected with the singlechip 15;

the two wheels 4 can roll on the two rails respectively, the storage battery is installed on the right side of the top of the chassis 1 and can provide power for the laser ranging sensor 6, the audible and visual alarm 16, the single chip microcomputer 15 and the motor 9, the laser ranging sensor 6 can emit laser towards the reflecting plate 17, so that the distance between the two supporting plates 5 can be measured, the measurement information can be converted into an electric signal to be sent to the single chip microcomputer 15, then the single chip microcomputer 15 adds the distance data between the two supporting plates 5 and the distance between the two supporting plates 5 and the wheels 4 on the same side, so that the distance between the two rails can be indirectly measured, the distance between the two rails can be measured, and the single chip microcomputer 15 is provided with a display screen, so that the detection data can be displayed;

according to the above, the power output end of the motor 9 is provided with the driving belt pulley 10, the driving belt pulley 10 is externally provided with the driving belt 11, the driving shaft 2 is externally provided with the driven belt pulley 8, the lower end of the driving belt 11 penetrates through the chassis 1 and is arranged outside the driven belt pulley, the driving shaft 2 and the transmission shafts 3 are connected through splines, the first springs 7 are fixedly connected between the inner end surfaces of the two transmission shafts 3, the left side and the right side of the bottom surface of the chassis 1 are both provided with the sliding grooves 101, the insides of the left sliding groove 101 and the right sliding groove 101 are both slidably connected with the sliding blocks 12, the second springs 13 are fixedly connected between the sliding blocks 12 and the inner side surfaces inside the sliding grooves 101 at the same side, the left supporting plate 5 and the right supporting plate 5 are respectively positioned under the left sliding block 12 and the right sliding blocks 12 at the same side, and the connecting rods 14 are welded between the supporting plates 5 and the sliding blocks 12 at the same side;

specifically, the motor 9 can drive the driving shaft 2 to rotate through the matching of the driving belt pulley 10 and the driven belt pulley 8, the rotating driving shaft 2 synchronously drives the two transmission shafts 3 to rotate, and the rotating transmission shafts 3 drive the wheels 4 to rotate, so that the wheels 4 can roll on a rail, the sliding blocks 12 can slide left and right in the sliding grooves 101, and the sliding blocks 12 sliding left and right can synchronously drive the supporting plates 5 on the same side to move left and right through the connecting rods 14;

the first spring 7 and the second spring 13 are both in a compressed state and have an outwardly expanded elastic force, so that when the two wheels 4 roll on the rails, if the distance between the two rails becomes large, the first spring 7 and the second spring 13 can push the two transmission shafts 3 and the two wheels 4 away from each other by the elastic force, so that the two wheels 4 can continue to roll on the rails, and when the two transmission shafts 3 are away from each other, the two support plates 5 are also away from each other, so that the distance data between the two support plates 5 measured by the laser ranging sensor 6 becomes large, so that the data after the distance between the two rails becomes large can be detected, whereas when the distance between the two rails becomes small, the first spring 7 and the second spring 13 are compressed and shortened, the two wheels 4 and the two transmission shafts 3 are close to each other, and the two support plates 5 are also close to each other, can detect out the data after the interval reduces between two rails like this, then through this kind of mode, can roll along two rails respectively at two wheels 4, can be real-time quick accurate with the interval between two rails detect out, and detect data and can show through singlechip 15, and when interval numerical value between two rails is in dangerous numerical value, singlechip 15 can also open audible-visual annunciator 16 automatically, with this can carry out audible-visual annunciator, and during the utility model discloses during the use, two sets of detection device pass through the bolt and connect the use around carrying out, as shown in figure 4, can carry out dual detection to the rail like this, then contrast through two sets of data, can improve and detect the accuracy.

In summary, the transmission shafts 3 capable of sliding left and right are arranged at the left end and the right end of the driving shaft 2, the wheels 4 on the two transmission shafts 3 roll on the two rails respectively, when the distance between the two rails changes, the two wheels 4 and the two driving shafts 2 can be far away from or close to each other, the supporting plates 5 outside the two driving shafts 2 can also follow the synchronous motion, the laser distance measuring sensor 6 and the reflecting plate 17 are arranged on the two supporting plates 5 respectively, the laser distance measuring sensor 6 can emit laser to the reflecting plate 17, the distance between the two supporting plates 5 can be detected, the distance between the two rails can be indirectly obtained, and therefore, when the two wheels 4 roll along the rails, the distance between the two rails can be detected rapidly and accurately in real time.

Claims

1. The utility model provides a track traffic fortune dimension detection device, includes chassis (1), its characterized in that:

chassis (1) bottom middle part is rotated and is connected with inside hollow drive shaft (2), both ends all are provided with transmission shaft (3) that can the horizontal slip about drive shaft (2) is inside, two the outer end of transmission shaft (3) all runs through out drive shaft (2) and installs wheel (4), two transmission shaft (3) outside outer end all rotates and is connected with backup pad (5), controls two laser rangefinder sensor (6) and reflecting plate (17) are installed respectively to backup pad (5) relative one side, the mid-mounting at chassis (1) top has and is used for driving drive shaft (2) to carry out pivoted motor (9), audible-visual annunciator (16) and singlechip (15) are installed in the left side at chassis (1) top.

2. The rail transit operation and maintenance detection device according to claim 1, characterized in that: the driving shaft (2) is connected with the transmission shafts (3) through splines, and a first spring (7) is fixedly connected between the inner end faces of the two transmission shafts (3).

3. The rail transit operation and maintenance detection device according to claim 1, characterized in that: the chassis is characterized in that sliding grooves (101) are formed in the left side and the right side of the bottom surface of the chassis (1), sliding blocks (12) are connected to the left side and the right side of the inner portions of the sliding grooves (101) in a sliding mode, and second springs (13) are fixedly connected between the sliding blocks (12) and the inner side faces of the inner portions of the sliding grooves (101) on the same side.

4. The rail transit operation and maintenance detection device according to claim 3, wherein: the left supporting plate and the right supporting plate (5) are respectively positioned right below the left sliding block and the right sliding block (12), and a connecting rod (14) is welded between the supporting plate (5) and the sliding block (12) on the same side.

5. The rail transit operation and maintenance detection device according to claim 1, characterized in that: laser rangefinder sensor (6) and reflecting plate (17) all are located the below of drive shaft (2), level and the cooperation setting about laser rangefinder sensor (6) and reflecting plate (17).

6. The rail transit operation and maintenance detection device according to claim 1, characterized in that: the power take-off end of the motor (9) is provided with a driving belt wheel (10), and the outside of the driving belt wheel (10) is provided with a driving belt (11).

7. The rail transit operation and maintenance detection device according to claim 6, wherein: and a driven belt wheel (8) is arranged outside the driving shaft (2), and the lower end of the transmission belt (11) penetrates through the chassis (1) and is arranged outside the driven belt wheel.

8. The rail transit operation and maintenance detection device according to claim 1, characterized in that: the signal output end of the laser ranging sensor (6) is connected with the signal input end of the single chip microcomputer (15), and the audible and visual alarm (16) is electrically connected with the single chip microcomputer (15).