CN215443650U - Shielding door protection system based on 3D laser radar - Google Patents

Abstract

The utility model discloses a shielding door protection system based on a 3D laser radar, which has the technical scheme that: the anti-pinch device comprises a door frame, a laser identification mechanism and an anti-pinch mechanism, wherein the laser identification mechanism is arranged on the door frame; the laser identification mechanism comprises a connecting plate and a three-dimensional laser radar; when the shielding door protection system provided by the scheme is used, the three-dimensional laser radar identifies the searchlighting area, the travel switch control driving mechanism is controlled according to the identification picture to drive the first movable plate and the second movable plate to be opened or closed, when the first movable plate is closed in a sliding mode, the second movable plate is extruded by the collision of limbs or external force, the second movable plate can be pushed to slide on the sliding rail, when one side of the second movable plate in a sliding state touches the travel switch on the plate body, the forward and reverse rotation motor in the travel switch control driving mechanism rotates reversely, the first movable plate is driven to be opened, and the risk that the limbs or articles are clamped is effectively avoided.

Description

Shielding door protection system based on 3D laser radar

Technical Field

The utility model relates to the technical field of shield doors, in particular to a shield door protection system based on a 3D laser radar.

Background

The shielding doors are mainly of two types, one type is a full-facade glass partition wall and a movable door, the shielding doors are arranged along the edge of a station platform and two ends of the station platform to separate a station passenger waiting area from a train station entering and stopping area, and the shielding doors belong to a full-closed type. This form of screen door is commonly used in underground stations. Another type of screen door system is a non-roofed glass partition and a sliding door or stainless steel fence door, which is semi-enclosed.

However, current shield door is in the in-service use in-process, and the process that the door body was closed often has personnel to block through the limbs and closes or the object is through blocking to close, and current shield door under this condition is inducted for the infrared ray usually, and the position of response can't cover the switch department of whole dodge gate, leads to the response to become invalid easily to the condition that causes the clamp to hinder or article to press from both sides bad takes place.

SUMMERY OF THE UTILITY MODEL

In view of the problems mentioned in the background, the present invention is to provide a shielding door protection system based on 3D lidar to solve the problems mentioned in the background.

The technical purpose of the utility model is realized by the following technical scheme:

a shielding door protection system based on a 3D laser radar comprises a door frame, a laser identification mechanism and an anti-pinch mechanism, wherein the laser identification mechanism is installed on the door frame, and the anti-pinch mechanism is installed inside the door frame;

the laser recognition mechanism comprises a connecting plate and a three-dimensional laser radar, the connecting plate is fixedly connected to the front surface of the door frame, and the three-dimensional laser radar is mounted at the bottom of the connecting plate;

wherein, prevent pressing from both sides mechanism and include first fly leaf, first fly leaf slidable mounting in the inside of door frame, one side of first fly leaf is seted up flutedly, the inside of recess is provided with the second fly leaf, the inside welding of recess has the slide rail, slidable mounting second fly leaf on the slide rail, the internally mounted of recess has the plate body, travel switch is installed to one side of plate body.

By adopting the technical scheme, when the device is used, the searchlighting area is identified by the three-dimensional laser radar, the triggering of the travel switch is controlled according to the identification picture, when the second movable plate slides on the sliding rail, one side of the second movable plate can touch the travel switch on the plate body, and the forward and reverse rotation motor is controlled by the travel switch to rotate reversely, so that the first movable plate is driven to be opened, and the risk that limbs or articles are clamped is effectively avoided.

Preferably, one side of the plate body is fixedly connected with a spring, and the spring and the travel switch are both located on one side of the second movable plate.

Through adopting above-mentioned technical scheme, spring and travel switch all are located one side of second fly leaf, and when the second fly leaf removed, the spring can provide the buffering to the second fly leaf can touch travel switch through the removal.

Preferably, the top and the bottom of the door frame are welded with fixing plates, and the fixing plates are provided with a plurality of through holes.

Through adopting above-mentioned technical scheme, the fixed plate can install the door frame in shield door installation area to use the mounting to fix in the through-hole.

Preferably, a baffle is welded inside the door frame, and the baffle is located on the front surface of the first movable plate.

Through adopting above-mentioned technical scheme, the baffle can shelter from the inside part of door frame, can play the guard action to the inside part of door frame.

Preferably, a signal output end of the three-dimensional laser radar is connected with the travel switch.

By adopting the technical scheme, the three-dimensional laser radar identifies the external environment through laser and controls the travel switch through signals.

Preferably, the number of the through holes is not less than four.

Through adopting above-mentioned technical scheme, when the through-hole collocation mounting more than four was fixed, can increase the fixity of fixed plate.

In summary, the utility model mainly has the following beneficial effects:

when the device is used, the three-dimensional laser radar identifies the searchlighting area, the triggering of the travel switch is controlled according to the identification picture, when the second movable plate is extruded by the collision of limbs or external force, one side of the second movable plate can touch the travel switch on the plate body, and the travel switch controls the forward and reverse rotation motor to rotate reversely, so that the first movable plate is driven to be opened, and the risk that the limbs or articles are clamped is effectively avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a schematic structural view of a connection plate and a three-dimensional lidar according to the present invention.

Reference numerals: 1. a through hole; 2. a fixing plate; 3. a laser recognition mechanism; 31. a connecting plate; 32. a three-dimensional laser radar; 4. an anti-pinch mechanism; 41. a second movable plate; 42. a first movable plate; 43. a travel switch; 44. a spring; 45. a slide rail; 46. a plate body; 5. a drive mechanism; 51. a positive and negative rotation motor; 52. a threaded barrel; 53. a screw; 54. a limiting block; 6. a door frame; 7. a baffle plate; 8. masking; 9. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a shielding door protection system based on 3D laser radar includes a door frame 6, a laser recognition mechanism 3, an anti-pinch mechanism 4 and a driving mechanism 5, wherein the laser recognition mechanism 3 is installed on the door frame 6, the anti-pinch mechanism 4 is installed inside the door frame 6, and the driving mechanism 5 is installed on the door frame 6.

Referring to fig. 1-2, the laser recognition mechanism 3 includes a connection plate 31 and a three-dimensional laser radar 32, the connection plate 31 is fixedly installed on the front surface of the door frame 6, and the three-dimensional laser radar 32 is installed at the bottom of the connection plate 31; when the three-dimensional laser radar device is used, the three-dimensional laser radar device 32 identifies the searchlighting area, and controls the travel switch 43 to control the driving mechanism 5 to drive the first movable plate 42 and the second movable plate 41 to open or close according to the identification picture.

Referring to fig. 1 to 3, the anti-pinch mechanism 4 includes a first movable plate 42, the first movable plate 42 is slidably mounted inside the door frame 6, a groove 9 is formed in one side of the first movable plate 42, a second movable plate 41 is disposed inside the groove 9, a sliding rail 45 is welded inside the groove 9, the second movable plate 41 is slidably mounted on the sliding rail 45, a plate 46 is mounted inside the groove 9, and a travel switch 43 is mounted on one side of the plate 46; in use, when the first flap 42 is closed by sliding, the second flap 41 is pushed by the limbs or external force, and the second flap 41 is pushed to slide on the slide rail 45, and when one side of the second flap 41 in the sliding state touches the travel switch 43 on the plate 46, the travel switch 43 controls the forward/reverse rotation motor 51 in the driving mechanism 5 to rotate in the reverse direction, so as to drive the first flap 42 to open.

Referring to fig. 1 to 3, the driving mechanism 5 includes a mask 8 and a forward and reverse rotation motor 51, the mask 8 is fixedly connected to one side of the door frame 6, the forward and reverse rotation motor 51 is installed inside the mask 8, a rotating shaft of the forward and reverse rotation motor 51 is fixedly connected with a screw 53, one end of the screw 53 penetrates through one side of the door frame 6, one side of the first movable plate 42 is embedded with a threaded cylinder 52, the threaded cylinder 52 is in threaded connection with the screw 53, one end of the screw 53 is welded with a limit block 54, and the limit block 54 is located inside the groove 9; during use, the screw 53 is driven to rotate by starting the forward and reverse rotation motor 51, the threaded cylinder 52 and the first movable plate 42 are driven to slide in the door frame 6 by the rotation of the screw 53, and the first movable plate 42 is driven to transversely move left and right by the forward and reverse driving of the forward and reverse rotation motor 51, wherein the shade 8 can prevent the forward and reverse rotation motor 51 from being exposed outside, and the limit block 54 can prevent the first movable plate 42 from moving to be separated from the screw 53.

Referring to fig. 1-2, in order to provide a buffer when the second movable plate 41 moves, and to touch the travel switch 43 by moving, a spring 44 is fixedly connected to one side of the plate 46, and the spring 44 and the travel switch 43 are both located on one side of the second movable plate 41.

Referring to fig. 1, in order to install a door frame 6 in a shield door installation area and fix the door frame in through holes 1 by using a fixing member, fixing plates 2 are welded to the top and the bottom of the door frame 6, a plurality of through holes 1 are formed in the fixing plates 2, and simultaneously, in order to increase the fixing property of the fixing plates 2, the number of the through holes 1 is not less than four.

Referring to fig. 1 to 2, in order to shield and protect components inside the door frame 6, a baffle 7 is welded inside the door frame 6, and the baffle 7 is located on a front surface of the first movable plate 42.

Referring to fig. 1 and 4, in order to enable the screen door to recognize the external environment by the laser radar and to signal the travel switch 43, the signal output of the three-dimensional laser radar 32 is connected to the travel switch 43.

The working principle is as follows: when the shielding door protection system provided by the scheme is used, the three-dimensional laser radar 32 identifies the searchlight area, the travel switch 43 is controlled according to the identification picture to control the forward and reverse rotation motor 51 in the driving mechanism 5 to drive the screw 53 to rotate, the screw 53 rotates to drive the threaded cylinder 52 and the first movable plate 42 to slide in the door frame 6, and the forward and reverse driving of the forward and reverse rotation motor 51 is used for realizing the left and right transverse movement of the first movable plate 42, wherein the shielding cover 8 can prevent the forward and reverse rotation motor 51 from being exposed outside, the limiting block 54 can prevent the first movable plate 42 from moving and separating from the screw 53, when the first movable plate 42 is closed in a sliding manner, the second movable plate 41 is extruded by the collision of limbs or external force, the second movable plate 41 is pushed to slide on the sliding rail 45, and when the travel switch 43 on the plate body 46 on one side of the second movable plate 41 in the sliding state touches, the forward and reverse rotation motor 51 in the driving mechanism 5 is controlled by the travel switch 43 to rotate reversely, thereby driving the first flap 42 to open, effectively avoiding the risk of the limb or item being pinched.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a shield door protection system based on 3D laser radar, includes door frame (6), laser identification mechanism (3) and prevents pressing from both sides mechanism (4), its characterized in that: the laser recognition mechanism (3) is installed on the door frame (6), and the anti-pinch mechanism (4) is installed inside the door frame (6);

the laser recognition mechanism (3) comprises a connecting plate (31) and a three-dimensional laser radar (32), the connecting plate (31) is fixedly connected to the front surface of the door frame (6), and the three-dimensional laser radar (32) is installed at the bottom of the connecting plate (31);

wherein, prevent pressing from both sides mechanism (4) and include first fly leaf (42), first fly leaf (42) slidable mounting in the inside of door frame (6), one side of first fly leaf (42) is seted up flutedly (9), the inside of recess (9) is provided with second fly leaf (41), the inside welding of recess (9) has slide rail (45), slidable mounting second fly leaf (41) on slide rail (45), the internally mounted of recess (9) has plate body (46), travel switch (43) is installed to one side of plate body (46).

2. The shielding door protection system based on the 3D laser radar as claimed in claim 1, wherein: a spring (44) is fixedly connected to one side of the plate body (46), and both the spring (44) and the travel switch (43) are located on one side of the second movable plate (41).

3. The shielding door protection system based on the 3D laser radar as claimed in claim 1, wherein: the top and the bottom of door frame (6) all weld fixed plate (2), a plurality of through-holes (1) have been seted up on fixed plate (2).

4. The shielding door protection system based on the 3D laser radar as claimed in claim 1, wherein: a baffle (7) is welded in the door frame (6), and the baffle (7) is located on the front surface of the first movable plate (42).

5. The shielding door protection system based on the 3D laser radar as claimed in claim 1, wherein: and the signal output end of the three-dimensional laser radar (32) is connected with the travel switch (43).

6. The shield door protection system based on the 3D laser radar as claimed in claim 3, wherein: the number of the through holes (1) is not less than four.

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