CN207208071U - A kind of rail traffic platform gauge detects dolly - Google Patents

Abstract

The utility model discloses a kind of rail traffic platform gauge to detect dolly, including left laser machine box, front shoe, right laser machine box, front pipe fixed seat, intermediate connecting mechanism, rear square tube fixed seat, industrial camera machine box, rear fixed plate, notebook mounting bracket and implementation handle；The front shoe is connected with rear fixed plate by intermediate connecting mechanism；The both ends bottom of front pipe fixed seat and rear square tube fixed seat is installed with gas support mechanism, and the bottom of gas support mechanism is installed with traveling wheel support；The medial extremity bottom of traveling wheel support is provided with roller.Rail traffic platform gauge detection volume the car design is reasonable, simple to operate, is easy to carry, and dismounting, quick for installation, detection is efficient；Make the adaptive track gauge change of dolly using gas support structure, ensure the uniqueness of dolly benchmark in measurement, reduce the influence of mechanical measurement error.

Description

A rail transit platform limit detection trolley

technical field

The utility model relates to the technical field of track measurement, in particular to a trolley for detecting limit of rail transit platforms.

Background technique

Rail transit is the most important mode of transportation in my country. As the gathering point for passengers to wait and get on and off the train, rail transit station platforms play a vital role in the entire rail transit transportation line. If the gap between platforms is too small, it will cause vehicles to Stopping at the station and rubbing the equipment will affect driving safety; if it is too large, it will affect the personal safety of passengers, especially if the elderly stumble and get stuck, children fall into the bottom of the car, or mobile phones fall into the gap between the platforms. Similar things happen to seriously threaten the lives of passengers Safety. In order to ensure the safe operation of rail transit vehicles entering the station during the operation period, in the long-term operation management and line maintenance process, it is necessary to regularly check the geometric relationship of the rail transit platform boundaries to ensure that the platform clearance is within the safe range.

At present, the platform boundary measurement mainly relies on manual measurement with scales, plumb bobs, or measuring rods. Not only the measurement error is large, but also the operation is cumbersome and the measurement efficiency is low, which cannot meet the needs of platform boundary measurement and management. Moreover, general engineering and maintenance departments ignore the measurement of platform boundaries, and only detect problems when there are problems. There are still great potential safety hazards in the electrified section. Therefore, the utility model provides a rail transit platform boundary detection trolley.

Utility model content

The purpose of this utility model is to provide a rail transit platform limit detection trolley to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A rail transit platform limit detection trolley, including a left laser machine box, a front fixing plate, a right laser machine box, a front tube fixing seat, a middle connection mechanism, a rear tube fixing seat, an industrial camera box, a rear fixing plate, and a notebook mounting bracket and the pushing handle; the front tube fixing seat is fixedly installed with a left laser machine box and a right laser machine box, and a front fixing plate is arranged between the left laser machine box and the right laser machine box, and the front fixing plate is fixedly installed on the front tube On the fixing seat; the rear end of the front tube fixing seat is provided with a rear tube fixing seat, the middle part of the rear tube fixing seat is fixedly installed with a rear fixing plate, and the rear end of the rear fixing plate is fixedly installed with an industrial camera case; the front fixing The plate and the rear fixed plate are connected through the intermediate connection mechanism; one end of the intermediate connection mechanism is detachably connected to the front fixed plate, and the other end of the intermediate connection mechanism is detachably connected to the rear fixed plate; the front tube fixing seat and the rear tube are fixed The bottoms of both ends of the seat are fixedly equipped with an air support mechanism, and the bottom of the air support mechanism is fixedly installed with a running wheel bracket, and the running wheel bracket is provided with a running wheel; the bottom of the inner side of the running wheel bracket is equipped with a roller; the middle connection A pushing handle is installed on the mechanism.

As a further solution of the utility model: the intermediate connecting mechanism includes a rear butterfly connecting plate, a front butterfly connecting plate and a connecting shaft, two guide shaft seats are fixedly installed on the rear butterfly connecting plate, and the front butterfly connecting plate Two bearing seats are installed on the board, and a bearing retaining ring is installed on one side of the bearing seats, and the connecting shaft passes through the guide shaft seat and the bearing seat.

As a further solution of the utility model: the rear butterfly connecting plate is provided with a mounting seat for fitting the pushing handle, and the bottom of the pushing handle is hinged to the mounting seat.

As a further solution of the utility model: the front butterfly connecting plate of the intermediate connecting mechanism is detachably connected to the front fixing plate through several fixing knobs and several positioning pins, and the rear butterfly connecting plate of the intermediate connecting mechanism is connected through several fixing knobs 1. A number of positioning pins are detachably connected to the rear fixing plate.

As a further solution of the utility model: the air support mechanism includes a left fixed end cover of the slide rail, a slide rail seat, a guide shaft, a right fixed end cover of the slide rail and an air filling part; One end of the part is set in the slide rail seat, one end of the guide shaft is fixedly connected to the left fixed end cover of the slide rail, and the other end of the guide shaft and the inflatable part are fixedly connected to the right fixed end cover of the slide rail.

As a further solution of the utility model: an encoder is also included, and the encoder is fixed together with the wheel shaft of one of the running wheels through a shaft coupling.

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

The rail transit platform limit detection trolley has reasonable design, simple operation, and is easy to carry. It adopts an assembled structure, and the platform limit detection is carried out by pushing the traveling wheels on the track. It is quick to disassemble and install, and the detection is efficient; the use of the gas support structure enables the trolley to adapt to the track The change of gauge ensures the uniqueness of the trolley’s benchmark during measurement and reduces the influence of mechanical measurement errors; at the same time, the hand push rod also facilitates the inspection personnel’s on-site implementation during inspection, and can complete the platform limit inspection requirements in a short period of time , and with high precision, it can adapt to multi-stage platform boundary requirements such as construction control, completion acceptance, operation management and line maintenance, etc., and has strong practical application value and broad market prospects.

Description of drawings

Fig. 1 is a schematic structural diagram of a rail transit platform limit detection trolley.

Fig. 2 is a front view of the trolley for detection of limit on rail transit platform.

Fig. 3 is a side view of the rail transit platform limit detection trolley.

Fig. 4 is a top view of a trolley for detection of limit on a rail transit platform.

Fig. 5 is a schematic structural diagram of the gas support mechanism in the rail transit platform limit detection trolley.

Fig. 6 is a schematic structural view of the intermediate connection mechanism in the rail transit platform limit detection trolley.

Among them: 1. Left laser machine box; 2. Fixing knob; 3. Front fixing plate; 4. Right laser machine box; 5. Front tube fixing seat; 6. Air support mechanism; , Slide rail seat; 603, Guide shaft; 604, Right fixed end cover of slide rail; 605, Inflatable part; 7, Intermediate connection mechanism; 701, Bearing fixed retaining ring; 702, Bearing seat; ; 704, connecting shaft; 705, guide shaft seat; 706, rear butterfly connecting plate; 8, rear pipe fixing seat; 9, traveling wheel bracket; 10, traveling wheel; 13. Locating pin; 14. Rear fixing plate; 15. Encoder; 16. Laptop mounting bracket; 17. Push handle.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Please refer to Figure 1-6, a trolley for rail transit platform limit detection, including a left laser machine box 1, a front fixing plate 3, a right laser machine box 4, a front tube fixing seat 5, an intermediate connecting mechanism 7, and a rear tube fixing seat 8 , industrial camera case 12, rear fixing plate 14, notebook mounting bracket 16 and push handle 17;

The left laser machine box 1 and the right laser machine box 4 are fixedly installed on the said front tube fixing seat 5 by means of bolt fixing, and a front fixing plate 3 is arranged between the left laser machine box 1 and the right laser machine box 4, and the front fixing The plate 3 is fixedly installed on the front pipe fixing seat 5 by means of bolt fixing; the rear end of the front pipe fixing seat 5 is provided with a rear pipe fixing seat 8, and the middle part of the rear pipe fixing seat 8 is fixedly installed with a rear fixing plate by means of bolt fixing 14. The rear end of the rear fixing plate 14 is fixedly installed with an industrial camera case 12 by means of bolt fixing; the industrial camera case 12, the left laser case 1 and the right laser case 4 protect the internal sensor from external force, and play a role use;

The front fixing plate 3 is connected with the rear fixing plate 14 through an intermediate connecting mechanism 7, and the intermediate connecting mechanism 7 includes a rear butterfly connecting plate 706, a front butterfly connecting plate 703 and a connecting shaft 704, and the rear butterfly connecting plate Two guide shaft seats 705 are fixedly installed on the 706, two bearing seats 702 are installed on the front butterfly connecting plate 703, and a bearing retaining ring 701 is installed on one side of the bearing seats 702, and the connecting shaft 704 passes through the guide shaft seats 705 and bearing block 702; the front butterfly connecting plate 703 of the intermediate connecting mechanism 7 is detachably connected on the front fixing plate 3 through some fixing knobs 2 and some positioning pins 13, and the rear butterfly connecting plate 706 of the intermediate connecting mechanism 7 passes through A number of fixed knobs 2 and a number of positioning pins 13 are detachably connected to the rear fixed plate 14; by fixing the front and rear butterfly plates on the front and rear fixed plates, the overall rigid structure of the trolley can be changed, so that the trolley can adapt to the impact brought by the superelevation of the track , to ensure the uniqueness of the measurement reference, reduce the influence of mechanical errors, and improve the detection accuracy;

Both ends of the front tube fixing seat 5 and the rear tube fixing seat 8 are fixedly equipped with an air support mechanism 6, and the gas support mechanism 6 includes a left fixed end cover 601 of the slide rail, a slide rail seat 602, a guide shaft 603, and a slide rail The right fixed end cover 604 and the air-filled part 605; the slide rail seat 602 is slidably arranged on the guide shaft 603, one end of the air-filled part 605 is arranged in the slide rail seat 602, and one end of the guide shaft 603 is fixedly connected to the left fixed end cover of the slide rail 601, the other end of the guide shaft 603 and the inflatable part 605 are fixedly connected to the right fixed end cover 604 of the slide rail; On the pipe fixing seat 5 and the rear pipe fixing seat 8, the bottom of the slide rail seat 602 is fixedly equipped with a traveling wheel support 9, and the traveling wheel support 9 is provided with a traveling wheel 10; slide left and right on the guide shaft 603 by the slide rail seat 602, Change the working distance of the traveling wheel; the inner side bottom of the traveling wheel bracket 9 is provided with a roller 11, the roller 11 is a roller with a bearing, through the gas support mechanism, the roller 11 is close to the inner surface of the two steel rails, automatically Adapt to track gauge changes;

The rear butterfly connecting plate 706 is provided with a mounting seat for coordinating the installation of the pushing handle 17, and the bottom of the pushing handle 17 is hinged with the mounting seat to facilitate the detection of the trolley and improve detection efficiency; Notebook installation bracket 16 is detachably installed, and the portable notebook is transported and carried;

It also includes an encoder 15, the encoder 15 is fixed together with the wheel shaft of one of the traveling wheels 10 through a coupling, records the traveling mileage of the detection trolley, and closely combines the platform limit situation with the mileage, which is conducive to timely inspection and repair of overruns. platform.

The working principle of the utility model is: after the trolley is installed in place, start the power switch, push the detection trolley forward, and record the limit detection data and mileage data on the industrial computer in real time; when the gauge changes, the horizontal direction of the gas support mechanism changes, The air strut automatically expands and contracts, adapts to the change of the gauge, and the position of the measuring mechanism on both sides remains unchanged, ensuring the uniqueness of the measurement reference; The bearing device on the top changes in the horizontal direction, so that the trolley running on the rails on both sides becomes a flexible structure, and the position of the running measurement mechanism on both sides remains unchanged, ensuring the uniqueness of the measurement reference.

The rail transit platform limit detection trolley has reasonable design, simple operation, and is easy to carry. It adopts an assembled structure, and the platform limit detection is carried out by pushing the traveling wheels on the track. It is quick to disassemble and install, and the detection is efficient; the use of the gas support structure enables the trolley to adapt to the track The change of gauge ensures the uniqueness of the trolley’s benchmark during measurement and reduces the influence of mechanical measurement errors; at the same time, the hand push rod also facilitates the inspection personnel’s on-site implementation during inspection, and can complete the platform limit inspection requirements in a short period of time , and with high precision, it can adapt to multi-stage platform boundary requirements such as construction control, completion acceptance, operation management and line maintenance, etc., and has strong practical application value and broad market prospects.

In the description of the rail transit platform limit detection trolley, it should be noted that, unless otherwise clearly stipulated and limited, the terms "set", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, It can also be detachably connected or integrally connected; it can be directly connected or indirectly connected through an intermediary, and it can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

The preferred implementation of this patent has been described in detail above, but this patent is not limited to the above-mentioned implementation. Within the scope of knowledge of those of ordinary skill in the art, various implementations can be made without departing from the purpose of this patent. kind of change.

Claims (6)

1. A rail transit platform limit detection trolley, characterized in that it comprises a left laser machine box (1), a front fixing plate (3), a right laser machine box (4), a front tube fixing seat (5), and an intermediate connection mechanism (7), rear tube fixing seat (8), industrial camera case (12), rear fixing plate (14), notebook mounting bracket (16) and push handle (17); on the front tube fixing seat (5) A left laser machine box (1) and a right laser machine box (4) are fixedly installed, and a front fixing plate (3) is arranged between the left laser machine box (1) and the right laser machine box (4), and the front fixing plate ( 3) Fixedly installed on the front tube fixing seat (5); the rear end of the front tube fixing seat (5) is provided with a rear tube fixing seat (8), and the middle part of the rear tube fixing seat (8) is fixedly installed with a rear fixing plate (14), the rear end of the rear fixed plate (14) is fixedly equipped with an industrial camera case (12); the front fixed plate (3) is connected with the rear fixed plate (14) by an intermediate connection mechanism (7); the intermediate connection One end of the mechanism (7) is detachably connected to the front fixing plate (3), and the other end of the intermediate connection mechanism (7) is detachably connected to the rear fixing plate (14); the front tube fixing seat (5) and the rear The bottom of both ends of the pipe fixing seat (8) is fixedly equipped with an air support mechanism (6), the bottom of the air support mechanism (6) is fixedly installed with a running wheel bracket (9), and the running wheel bracket (9) is provided with a running wheel (10); the inboard end bottom of the traveling wheel support (9) is provided with a roller (11); and a pushing handle (17) is installed on the described intermediate connection mechanism (7). 2. rail transit platform limit detection trolley according to claim 1, is characterized in that, described intermediate connecting mechanism (7) comprises rear butterfly connecting plate (706), front butterfly connecting plate (703) and connecting shaft ( 704), two guide shaft seats (705) are fixedly installed on the rear butterfly connecting plate (706), two bearing blocks (702) are installed on the front butterfly connecting plate (703), and the bearing blocks (702) One side of each is equipped with a bearing retaining ring (701), and the connecting shaft (704) passes through the guide shaft seat (705) and the bearing seat (702). 3. The rail transit platform limit detection trolley according to claim 2, characterized in that, the rear butterfly connecting plate (706) is provided with a mounting seat for coordinating the installation of the pushing handle (17), and the pushing handle (17) ) is hinged with the mounting base. 4. The rail transit platform limit detection trolley according to claim 2, characterized in that, the front butterfly connecting plate (703) of the intermediate connecting mechanism (7) passes through some fixed knobs (2), some positioning pins (13) ) is detachably connected to the front fixing plate (3), and the rear butterfly connecting plate (706) of the intermediate connecting mechanism (7) is detachably connected to the rear through several fixing knobs (2) and several positioning pins (13). plate (14). 5. The rail transit platform limit detection trolley according to claim 1, characterized in that the gas support mechanism (6) comprises a left fixed end cover (601) of the slide rail, a slide rail seat (602), a guide shaft (603 ), the right fixed end cover of the slide rail (604) and the air-filled part (605); Among them, one end of the guide shaft (603) is fixedly connected to the left fixed end cover (601) of the slide rail, and the other end of the guide shaft (603) and the air inflator (605) are fixedly connected to the right fixed end cover (604) of the slide rail. 6. According to the rail transit platform limit detection car described in any one of claims 1-5, it is characterized in that it also includes an encoder (15), and the encoder (15) is connected to the wheel shaft of one of the running wheels (10) through a coupling are fixed together.