CN208088026U - A kind of urban rail transit safety device - Google Patents

Abstract

The utility model provides a kind of urban rail transit safety device, including left rail, right rail, link block, bearing block, lead screw, motor, bottom plate, rubber strip, shaft, threaded rod, gear, rack and steel plate, right rail is equipped on the outside of left rail, right rail outer end is fixed with link block, link block is mounted on bottom plate upper end, base plate interior is provided with bearing block, bearing block is mounted on lead screw, lead screw outer end is equipped with motor, the design improves safety, rubber strip lower end is equipped with steel plate, shaft is installed on steel plate, shaft is mounted on inside steel plate, shaft lower end extends into base plate interior, gear is mounted in shaft, gear inner end is equipped with rack, rack front end is inlaid with threaded rod, the installation and dismounting of rubber strip are convenient in the design, the utility model is easy to use, it is conveniently replaceable, improve safety.

Description

An urban rail transit safety device

technical field

The utility model relates to a safety device for urban rail transit, which belongs to the technical field of urban rail transit.

Background technique

Urban rail transit refers to a traffic mode with the characteristics of large traffic volume, fast speed, safety, punctuality, environmental protection, energy saving and land use. The prior art has disclosed the urban rail transit safety device with the application number: 201120227573.X. Adding buffer plates can fill up the wheel grooves on both sides of the rails when the train does not arrive, so as to prevent pedestrians and bicycles from getting stuck.

However, due to the heavy weight of the train, the extrusion force on the buffer plate is relatively large, so the service life of the buffer plate is relatively short, and the buffer plate needs to be replaced frequently. However, the installation and disassembly of the existing buffer plate is relatively complicated and difficult to operate It is inconvenient and the work efficiency is low. In addition, when pedestrians or bicycles are stuck between the wheel grooves, it is difficult for pedestrians or bicycles to come out of the wheel grooves quickly, which has certain dangers.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a safety device for urban rail transit to solve the problems raised in the above-mentioned background technology. The utility model is easy to use, easy to replace, and improves safety.

In order to achieve the above object, the utility model is achieved through the following technical solutions: a safety device for urban rail transit, including a base plate, an adjusting assembly and a conveniently dismantling assembly, the upper end of the base plate is equipped with an adjusting assembly and an easily dismantling assembly, the The disassembly assembly is assembled inside the adjustment assembly, the adjustment assembly includes a left rail, a right rail, a connecting block, a bearing seat, a screw and a motor, the left rail is installed on the top of the bottom plate, and the right rail is arranged outside the left rail, The right rail is assembled on the top of the bottom plate, the outer end of the right rail is fixed with a connecting block, the connecting block is installed on the top of the bottom plate, a bearing seat is arranged inside the bottom plate, and the upper end of the bearing seat passes through the bottom plate to connect with the connecting block connection, the bearing seat is installed on the screw rod, the outer end of the screw rod is equipped with a motor, the screw rod and the motor are installed inside the bottom plate, and the detachable assembly includes a rubber strip, a rotating shaft, a threaded rod, a gear, Rack and steel plate, the lower end of the rubber strip is equipped with a steel plate, the steel plate is assembled on the top of the bottom plate, the rubber strip is installed in the middle position of the left rail and the right rail, the steel plate is equipped with a rotating shaft, and the rotating shaft is installed on the steel plate Inside, the lower end of the rotating shaft extends into the interior of the bottom plate, and the inside of the bottom plate is equipped with a gear, the gear is mounted on the rotating shaft, the inner end of the gear is equipped with a rack, the front end of the rack is embedded with a threaded rod, and the thread Both the rod and the rack are mounted inside the base plate.

Further, a handle is installed at the front end of the threaded rod, a groove is opened at the front end of the bottom plate, and a handle is arranged inside the groove, the threaded rod is connected to the rack through threads, and the threaded rod is connected to the bottom plate through a bearing. connected, the upper and lower ends of the rack are provided with limit plates, and the right end of the rack meshes with the gear.

Further, the rotating shaft is connected to the bottom plate through a bearing, the upper end of the rotating shaft is equipped with a fixing plate, and the fixing plate is installed on the upper end of the steel plate, the steel plate is provided with a strip groove, and the inside of the strip groove is provided with a rotating shaft.

Further, four rotating shafts are arranged inside the steel plate, two gears are assembled on the outer end of the rack, and the rack meshes with the two gears, and the detachable assembly and the adjustment assembly are provided with two, The two convenient dismantling assemblies have the same structure, the two adjusting assemblies have the same structure, the two adjusting assemblies are assembled symmetrically on the top of the base plate, and the two convenient dismantling assemblies are symmetrically installed on the upper end of the base plate.

Further, two placement grooves are symmetrically opened at the left and right ends of the bottom plate, and motors, screw rods and bearing seats are installed inside the two placement grooves, and cover plates are installed at the inner ends of the two placement grooves, and the cover plates All are connected with the placement slot through a buckle.

Further, the motor is connected to the screw rod through a coupling, and the screw rod is connected to the bearing seat through a ball nut pair, and a chute is opened on the upper end of the bottom plate, and a bearing seat is arranged inside the chute.

Beneficial effects of the present utility model: a safety device for urban rail transit of the present utility model. Due to the addition of the left rail, the right rail, the connecting block, the bearing seat, the screw rod and the motor, the design can prevent pedestrians and bicycles from being stuck When between the wheel grooves, it can be quickly moved out of the wheel grooves, which improves safety and solves the problem that when pedestrians or bicycles are stuck between the wheel grooves, it is difficult for pedestrians or bicycles to quickly get out of the wheel grooves, which is dangerous disadvantages.

Due to the addition of rubber strips, rotating shafts, threaded rods, gears, racks and steel plates, the utility model is designed to facilitate the installation and disassembly of rubber strips, reduces the difficulty of operation, improves work efficiency, and solves the problem of As a result, the buffer plate is subjected to a large extrusion force, so the service life of the buffer plate is short, and the buffer plate needs to be replaced frequently. However, the installation and disassembly of the existing buffer plate are relatively complicated, inconvenient to operate, and low in work efficiency.

Due to the addition of handles, grooves, threads and limit plates, this design is convenient for turning the threaded rod and for the rack to move back and forth. Due to the addition of bearings, fixing plates and strip grooves, this design is convenient for installing and dismounting the steel plate. Adding a cover plate and buckle, this design is convenient for motor protection and maintenance, and because of the addition of ball nut pairs, this design can convert rotational motion into linear motion, the utility model is easy to use, easy to replace, and improves safety.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the structural representation of a kind of urban rail transit safety device of the utility model;

Fig. 2 is the schematic diagram of adjusting assembly in a kind of urban rail transit safety device of the present utility model;

Fig. 3 is the schematic diagram of just dismantling assembly in a kind of urban rail transit safety device of the present utility model;

Fig. 4 is a partial enlarged view of A in the demolition assembly in a kind of urban rail transit safety device of the present utility model;

In the figure: 1-bottom plate, 2-adjustment component, 3-detachable component, 21-left rail, 22-right rail, 23-connecting block, 24-bearing seat, 25-screw, 26-motor, 31-rubber Bar, 32-rotating shaft, 33-threaded rod, 34-gear, 35-rack, 36-steel plate.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

Please refer to Figures 1-4, the utility model provides a technical solution: a safety device for urban rail transit, including a base plate 1, an adjustment assembly 2 and a convenient disassembly assembly 3, and the adjustment assembly 2 and the disassembly assembly are installed on the upper end of the base plate 1 3. The detachable assembly 3 is assembled inside the adjustment assembly 2 .

The adjustment assembly 2 includes a left rail 21, a right rail 22, a connecting block 23, a bearing seat 24, a screw mandrel 25 and a motor 26, the left rail 21 is installed on the upper end of the bottom plate 1, and the right rail 22 is arranged on the outside of the left rail 21, and the right rail 22 is assembled On the upper end of the base plate 1, the outer end of the right rail 22 is fixed with a connecting block 23, the connecting block 23 is installed on the upper end of the base plate 1, the inside of the base plate 1 is provided with a bearing seat 24, and the upper end of the bearing seat 24 passes through the base plate 1 and is connected with the connecting block 23. Seat 24 is installed on the screw mandrel 25, and the outer end of screw mandrel 25 is equipped with motor 26, and screw mandrel 25 and motor 26 are all installed in base plate 1 inside, and this design can be when pedestrian and bicycle are stuck between the wheel slots, quickly from the wheel. out of the slot for increased safety.

The assembly 3 includes a rubber strip 31, a rotating shaft 32, a threaded rod 33, a gear 34, a rack 35 and a steel plate 36, the lower end of the rubber strip 31 is equipped with a steel plate 36, the steel plate 36 is assembled on the upper end of the base plate 1, and the rubber strip 31 is installed on the left rail 21 and the middle position of the right rail 22, the steel plate 36 is equipped with a rotating shaft 32, the rotating shaft 32 is installed inside the steel plate 36, the lower end of the rotating shaft 32 extends into the inside of the base plate 1, the inside of the base plate 1 is equipped with a gear 34, the gear 34 is installed on the rotating shaft 32, and the gear 34 is mounted on the rotating shaft 32. The inner end of 34 is equipped with rack 35, and the front end of rack 35 is inlaid with threaded rod 33. Threaded rod 33 and rack 35 are installed inside base plate 1. This design is convenient for the installation and disassembly of rubber strip 31, and reduces the difficulty of operation.

Threaded rod 33 front end is equipped with handle, base plate 1 front end is provided with groove, and groove interior is provided with handle, threaded rod 33 is connected with rack 35 by thread, and threaded rod 33 is connected with base plate 1 by bearing, and rack 35 Limiting plates are arranged at the upper and lower ends, the right end of the rack 35 meshes with the gear 34, the rotating shaft 32 is connected with the bottom plate 1 through a bearing, the upper end of the rotating shaft 32 is equipped with a fixed plate, and the fixed plate is installed on the upper end of the steel plate 36, and the steel plate 36 is provided with There is a bar-shaped groove, and the inside of the bar-shaped groove is provided with a rotating shaft 32, and the inside of the steel plate 36 is provided with four rotating shafts 32, and the outer end of the rack 35 is equipped with two gears 34, and the rack 35 meshes with the two gears 34, which is easy to disassemble. There are two components 3 and two adjusting components 2. The two detachable components 3 have the same structure, and the two adjusting components 2 have the same structure. The upper end of the bottom plate 1 and the left and right ends of the bottom plate 1 are symmetrically provided with two placement grooves, and the inside of the two placement grooves are equipped with a motor 26, a screw mandrel 25 and a bearing seat 24, and the inner ends of the two placement grooves are equipped with cover plates. And the cover plates are all connected with the placement slots through buckles, the motor 26 is connected with the screw mandrel 25 through a shaft coupling, the screw mandrel 25 is connected with the bearing housing 24 through a ball nut pair, and the upper end of the bottom plate 1 is provided with a chute, and the sliding A bearing seat 24 is arranged inside the groove.

Specific implementation method: when using, the staff first checks the utility model to see if there is a defect. If there is a defect, it cannot be used. At this time, the maintenance personnel need to be notified to carry out maintenance. If there is no problem, it can be carried out. Use, when the staff needs to disassemble the rubber strip 31, the staff first holds the handle and rotates, the handle rotates to drive the threaded rod 33 to rotate, because the threaded rod 33 is connected with the rack 35 through threads, so the threaded rod 33 rotates to drive the tooth The bar 35 moves forward, and because the rack 35 meshes with the gear 34, the rack 35 moves forward to drive the gear 34 to rotate, and the rotation of the gear 34 drives the rotating shaft 32 to rotate, and then drives the fixed plate to rotate. When the fixed plate rotates to a suitable angle , the staff stops turning the handle, and then the staff moves the rubber strip 31 upwards, and the upward movement of the rubber strip 31 drives the steel plate 36 to move upward, so that the fixed plate is separated from the steel plate 36, and the rubber strip 31 is disassembled from the bottom plate 1. The design facilitates the installation and disassembly of the rubber strip 31, improving the convenience of operation.

When pedestrians or bicycles are accidentally stuck into the gap between the left rail 21 and the right rail 22, the staff starts the motor 26, and the motor 26 works to drive the screw rod 25 to rotate. Since the screw rod 25 is connected with the bearing seat 24 through the ball nut pair, Therefore screw mandrel 25 rotates and drives bearing seat 24 to move outwards, and bearing seat 24 moves outwards and drives connecting block 23 to move outwards, and then drives right rail 22 to move outwards, and when right rail 22 moves outwards to a suitable position, the staff Turn off the motor 26 to increase the gap formed between the left rail 21 and the right rail 22, and then move the pedestrian's feet or bicycles out of the gap formed between the left rail 21 and the right rail 22. This design improves flexibility , improving security.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the utility model The present utility model can be realized in other specific forms without the spirit or essential features. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. a kind of urban rail transit safety device, including bottom plate（1）, adjusting part（2）And just tear component open（3）, feature It is：The bottom plate（1）Upper end is equipped with adjusting part（2）And just tear component open（3）, described just to tear component open（3）It is assemblied in tune Save component（2）It is internal；

The adjusting part（2）Including left rail（21）, right rail（22）, link block（23）, bearing block（24）, lead screw（25）With And motor（26）, the bottom plate（1）Upper end is equipped with left rail（21）, the left rail（21）Outside is equipped with right rail（22）, The right rail（22）It is assemblied in bottom plate（1）Upper end, the right rail（22）Outer end is fixed with link block（23）, the link block （23）Mounted on bottom plate（1）Upper end, the bottom plate（1）It is internally provided with bearing block（24）, the bearing block（24）Upper end passes through Bottom plate（1）With link block（23）It is connected, the bearing block（24）Mounted on lead screw（25）On, the lead screw（25）It assembles outer end There is motor（26）, the lead screw（25）And motor（26）It is installed in bottom plate（1）It is internal；

It is described just to tear component open（3）Including rubber strip（31）, shaft（32）, threaded rod（33）, gear（34）, rack（35）And steel Plate（36）, the rubber strip（31）Lower end is equipped with steel plate（36）, the steel plate（36）It is assemblied in bottom plate（1）Upper end, the rubber Adhesive tape（31）Mounted on left rail（21）And right rail（22）Centre position, the steel plate（36）On shaft is installed（32）, The shaft（32）Mounted on steel plate（36）Inside, the shaft（32）Lower end extends into bottom plate（1）Inside, the bottom plate（1） Mounted inside has gear（34）, the gear（34）Mounted on shaft（32）On, the gear（34）Inner end is equipped with rack （35）, the rack（35）Front end is inlaid with threaded rod（33）, the threaded rod（33）And rack（35）It is installed in bottom plate （1）It is internal.

2. a kind of urban rail transit safety device according to claim 1, it is characterised in that：The threaded rod（33）Before End is equipped with handle, the bottom plate（1）Front end opens up fluted, and inside grooves are provided with handle, the threaded rod（33）It is logical Cross screw thread and rack（35）It is connected, the threaded rod（33）Pass through bearing and bottom plate（1）It is connected, the rack（35）Up and down Both ends are both provided with limiting plate, the rack（35）Right end and gear（34）It is engaged.

3. a kind of urban rail transit safety device according to claim 1, it is characterised in that：The shaft（32）Pass through Bearing and bottom plate（1）It is connected, the shaft（32）Upper end is equipped with fixed plate, and fixed plate is mounted on steel plate（36）Upper end, The steel plate（36）On offer bar-shaped trough, and bar-shaped trough is internally provided with shaft（32）.

4. a kind of urban rail transit safety device according to claim 1, it is characterised in that：The steel plate（36）It is internal There are four shafts for setting（32）, the rack（35）There are two gears for outer end assembly（34）, the rack（35）With two gears （34）It is engaged, it is described just to tear component open（3）And adjusting part（2）There are two being all provided with, component is just torn open described in two（3）Structure It is identical, two adjusting parts（2）Structure is identical, two adjusting parts（2）Symmetrically it is assemblied in bottom plate（1）Upper end, two Component is just torn open described in a（3）It is symmetrically mounted on bottom plate（1）Upper end.

5. a kind of urban rail transit safety device according to claim 1, it is characterised in that：The bottom plate（1）Left and right Both ends are symmetrically opened up there are two placing groove, and are each equipped with motor inside two placing grooves（26）, lead screw（25）And bearing block （24）, and two placing groove inner ends are mounted on cover board, and cover board is connected by buckling with placing groove.

6. a kind of urban rail transit safety device according to claim 1, it is characterised in that：The motor（26）Pass through Shaft coupling and lead screw（25）It is connected, the lead screw（25）Pass through ball nut pair and bearing block（24）It is connected, the bottom plate （1）Upper end opens up and sliding slot, and sliding slot is internally provided with bearing block（24）.