CN215421296U

CN215421296U - Telescopic detection device for cabinet

Info

Publication number: CN215421296U
Application number: CN202121322026.XU
Authority: CN
Inventors: 李立平
Original assignee: Guangdong Zhitong Ruixin Intelligent Technology Co ltd
Current assignee: Guangdong Zhitong Ruixin Intelligent Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-04
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to the technical field of railway safety detection, in particular to a cabinet telescopic detection device which comprises a cabinet and a telescopic arm provided with a laser correlation detector, wherein a linkage mechanism is arranged in the cabinet, and the telescopic arm horizontally moves on the cabinet through the linkage mechanism to realize telescopic action from the inside of the cabinet to the outside or in the opposite direction. The cabinet expansion detection device disclosed by the utility model has the advantages that the expansion of the expansion arm from the cabinet is realized by adopting a sliding groove and sliding rail mode, a folding mode is replaced, the problem that the expansion arm is easy to deform does not exist, and the cabinet expansion detection device is simple, practical, firm and stable.

Description

Telescopic detection device for cabinet

Technical Field

The utility model relates to the technical field of railway safety detection, in particular to a cabinet telescopic detection device.

Background

With the increase of the traffic volume and the passenger flow volume of intercity railways, the passing capacity and the safety protection capacity of part of passenger stations are gradually saturated, and the safety protection of passengers at platforms and trains is extremely urgent. In recent years, a safety shielding door system is installed on an intercity railway platform in succession, but due to the difference between the door opening positions of different vehicle types and the fixed safety shielding door of the platform, the passage gap between the platform safety shielding door and a carriage needs to be detected by technical means for detained passengers and large luggage, so that the personal safety of the passengers and the driving safety of the train can be ensured.

At present, a platform door gap detection system of the bead triangle inter-city train is used for laser correlation detection, a detection cabinet of the system adopts a movable folding detection arm form, the detection arm needs to be rotated and laid down during detection, and the detection is finished and folded and retracted. This kind of platform door clearance detecting system has the easy problem of deformation of folding arm, and folding arm is driven by the direct rotation of motor, through the blotter stop motion of box, and it is big to show that the swing arm vibrations are very easily caused laser correlation misalignment, and the on-the-spot general reflection reliability is poor. Therefore, it is necessary to provide a solution to the above problems. Therefore, it is necessary to provide a solution to the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention provides a device for detecting the extension and retraction of a cabinet, which overcomes at least one of the above-mentioned drawbacks (shortcomings) of the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a flexible detection device of rack, includes the rack, installs the flexible arm of laser correlation detector, is equipped with link gear in the rack, and flexible arm passes through link gear horizontal migration on the rack and realizes the flexible action from the inside outside of rack or opposite direction.

Further, a sliding rail is arranged on the machine cabinet, the telescopic arm is provided with a sliding groove, and the telescopic arm moves horizontally on the machine cabinet through the matching of the sliding groove and the sliding rail; and a limiting block for limiting the telescopic arm to move is arranged on the sliding rail.

Furthermore, the cabinet is provided with an upper slide rail and a lower slide rail, the upper part of the connecting piece is provided with a slide groove matched with the upper slide rail, and the lower part of the connecting piece is provided with a slide groove matched with the lower slide rail.

Furthermore, the laser correlation detectors are at least one of the laser correlation detectors distributed and arranged along the horizontal direction of the telescopic arm.

Furthermore, the linkage mechanism comprises a rotation control driving motor and a swing connecting rod, one end of the swing connecting rod is connected with the output end of the rotation control driving motor through a rotating shaft, the other end of the swing connecting rod is linked with a connecting piece fixed on the telescopic arm, a limiting structure is arranged on the connecting piece and matched with the swing connecting rod, and the swing connecting rod moves on the limiting structure to further link the telescopic arm to perform telescopic action from the inside of the cabinet to the outside or in the opposite direction.

Furthermore, the limiting structure is a limiting hole arranged in the vertical direction of the connecting piece, and a fastener is fixedly arranged on the swinging connecting rod and moves in the limiting hole.

Further, the cabinet further comprises a main control board capable of receiving signals and sending control instructions, and a stretching button and a recycling button capable of controlling the telescopic arm to stretch and retract, wherein the main control board is connected with the rotary control driving motor through a motor driving board, and the stretching button and the recycling button are respectively connected with the rotary control driving motor.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that: the telescopic arm is stretched out and drawn back from the cabinet by adopting the mode of the sliding chute and the sliding rail, the folding mode is replaced, the problem that the folding arm is easy to deform does not exist, and the telescopic arm has the advantages of simplicity, practicability, firmness and stability.

Drawings

Fig. 1 is a side perspective view of the telescopic arm of the present invention in an extended state.

Fig. 2 is a schematic side perspective view of the telescopic arm of the present invention in a retracted state.

Fig. 3 is a schematic perspective front view of the telescopic boom of the present invention in an extended state.

Fig. 4 is a schematic perspective back view of the telescopic arm of the present invention in an extended state.

Fig. 5 is a schematic perspective front view of the linkage mechanism of the present invention in an extended state of the telescopic arm.

Fig. 6 is a schematic perspective back view of the linkage mechanism of the present invention in an extended state of the telescopic arm.

Fig. 7 is a schematic view showing the overall structure of the present invention in an extended state of the telescopic arm.

In the figure, 1 is a cabinet, 11 is a slide rail, 11a is an upper slide rail, 11b is a lower slide rail, 12 is a limit block, 2 is a laser correlation detector, 3 is a telescopic arm, 3a is a chute, 32 is a connecting piece, 32a is a limit structure, 4 is a rotation control driving motor, 5 is a swing connecting rod, 51 is a fastener, 6 is a rotating shaft, 7 is a main control board, 71 is a motor driving board, 8 is an extension button, and 9 is a recovery button.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 7, a device for detecting the extension and retraction of a cabinet is characterized in that: including rack 1, flexible arm 3 installs three laser correlation detector 2 that sets up along the horizontal direction distribution arrangement of flexible arm 3, is equipped with link gear in the rack 1, and flexible arm 3 passes through link gear and realizes the flexible action from rack 1 inside outside or opposite direction on rack 1 horizontal migration.

As shown in fig. 1 to 6, a slide rail 11 is arranged on the cabinet 1, the telescopic arm 3 is provided with a chute 3a, and the telescopic arm 3 moves horizontally on the cabinet 1 through the cooperation of the chute 3a and the slide rail 11; the slide rail 11 comprises an upper slide rail 11a and a lower slide rail 11b, the connecting piece 32 is provided with a chute 3a matched with the upper slide rail 11a, and the bottom of the telescopic arm 3 is provided with a chute 3a matched with the lower slide rail 11 b; a limiting block 12 for limiting the movement of the telescopic arm 3 is arranged on the slide rail 11.

As shown in fig. 1 to 6, the linkage mechanism includes a rotation control driving motor 4 and a swing link 5, one end of the swing link 5 is connected with the output end of the rotation control driving motor 4 through a rotating shaft 6, and the other end thereof is linked with the telescopic arm 3; the telescopic arm 3 is fixed with a connecting piece 32 linked with the swinging connecting rod 5, the connecting piece 32 is provided with a limit structure 32a matched with the swinging connecting rod 5, and the swinging connecting rod 5 moves on the limit structure 32a to link the telescopic arm 3 to perform telescopic action from the inside of the cabinet 1 to the outside or in the opposite direction; the limiting structure 32a is a limiting hole arranged along the vertical direction of the connecting piece, and a fastener 51 is fixedly arranged on the swing connecting rod 5 and moves in the limiting hole.

As shown in fig. 4, the cabinet 1 includes a main control board 7 capable of receiving signals and sending control commands, and the main control board 7 is connected to the rotation control driving motor 4 through a motor driving board 71; the cabinet 1 further comprises an extension button 8 and a recovery button 9 which can control the telescopic arm 3 to perform telescopic action, and the extension button 8 and the recovery button 9 are respectively connected with the rotary control driving motor 4.

When the passengers get on and off the train and the platform door is closed, the central control board 7 receives the starting signal and sends a control signal through the motor drive board 71 to start the positive rotation of the rotary control drive motor 4, the rotary control drive motor 4 rotates the swing connecting rod 5 through the rotating shaft 6, so that the fastener 51 of the rotary swing connecting rod 5 moves in the limiting hole 32a of the connecting piece 32, the connecting piece 32 is further pushed to slide outwards on the upper slide rail 11a and the lower slide rail 11b, and the connecting piece 32 is linked with the telescopic arm 3 to extend outwards from the cabinet 1 until the connecting piece 32 touches the limiting block 12 on the slide rail 11.

When the telescopic arm 3 is retracted, the central control board 7 receives a start signal and sends a control signal through the motor drive board 71 to start the reverse rotation of the rotation control drive motor 4, the rotation control drive motor 4 rotates the swing connecting rod 5 through the rotating shaft 6, so that the fastener 51 of the rotation swing connecting rod 5 moves in the limiting hole 32a of the connecting piece 32, the connecting piece 32 is further pushed to slide inwards on the upper slide rail 11a and the lower slide rail 11b, and the connecting piece 32 is linked with the telescopic arm 3 to be retracted into the cabinet 1 until the connecting piece 32 touches the limiting block 12 on the slide rail 11.

When an emergency situation occurs, the button 8 and the recovery button 9 can be directly extended out to control the forward rotation and the reverse rotation of the rotary control driving motor 4.

In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a flexible detection device of rack which characterized in that: including rack (1), install flexible arm (3) of laser correlation detector (2), be equipped with link gear in rack (1), flexible arm (3) are gone up horizontal migration through link gear and are realized following rack (1) inside to outside or opposite direction's flexible action on rack (1), link gear include rotation control driving motor (4), swing connecting rod (5), the one end of swing connecting rod (5) is connected, its other end and flexible arm (3) linkage through pivot (6) and rotation control driving motor (4) output.

2. The cabinet telescoping detection device of claim 1, wherein: the cabinet is characterized in that a sliding rail (11) is arranged on the cabinet (1), the telescopic arm (3) is provided with a sliding groove (3a), and the telescopic arm (3) horizontally moves on the cabinet (1) through the matching of the sliding groove (3a) and the sliding rail (11).

3. The cabinet telescoping detection device of claim 2, wherein: a limiting block (12) for limiting the movement of the telescopic arm (3) is arranged on the sliding rail (11).

4. The cabinet telescoping detection device of claim 1, wherein: the telescopic arm (3) is fixed with a connecting piece (32) linked with the swing connecting rod (5), a limiting structure (32a) is arranged on the connecting piece (32) to be matched with the swing connecting rod (5), and the swing connecting rod (5) moves on the limiting structure (32a) to link the telescopic arm (3) to perform telescopic action from the inside of the cabinet (1) to the outside or in the opposite direction.

5. The cabinet telescoping detection device of claim 4, wherein: the limiting structure (32a) is a limiting hole arranged along the vertical direction of the connecting piece, and a fastener (51) is fixedly arranged on the swing connecting rod (5) and moves in the limiting hole.

6. The cabinet telescoping detection device of claim 4, wherein: the cabinet (1) on be equipped with slide rail (11a) and lower slide rail (11b), the upper portion of connecting piece (32) is equipped with spout (3a) with last slide rail (11a) complex, the lower part of connecting piece (32) is equipped with spout (3a) with lower slide rail (11b) complex.

7. The cabinet telescoping detection device of claim 2, wherein: the cabinet (1) further comprises a main control board (7) capable of receiving signals and sending control instructions, and the main control board (7) is connected with the rotation control driving motor (4) through a motor driving board (71).

8. The cabinet telescoping detection device of claim 2, wherein: the cabinet (1) further comprises a stretching button (8) and a recovery button (9) which can control the telescopic arm (3) to stretch, and the stretching button (8) and the recovery button (9) are respectively connected with the rotary control driving motor (4).

9. The cabinet telescoping detection device of claim 1, wherein: the laser correlation detectors (2) are at least one of the laser correlation detectors arranged in a horizontal direction of the telescopic arm (3).