Personnel anti-collision automatic early warning device

Abstract

The utility model discloses a personnel anti-collision automatic early warning device, which relates to the technical field of railway construction and comprises a road maintenance machine body, four hollow assembly seats are uniformly arranged on the outer side of the road maintenance machine body, and a fulcrum shaft is fixed on the inner side of one side, far away from the road maintenance machine body, of each hollow assembly seat. A first sleeve and a second sleeve are rotationally connected to the outer sides of the upper end and the lower end of the supporting shaft correspondingly, carrying supports are fixed to the outer side of the upper end of the first sleeve and the outer side of the lower end of the second sleeve correspondingly, a laser ranging module is fixed to the end, away from the supporting shaft, of each carrying support, and an audible and visual alarm is arranged on the outer side of each hollow assembling base. According to the personnel anti-collision automatic early warning device provided by the utility model, through the overall structural matching design, comprehensive monitoring on the visual field blind area on the outer side of the road maintenance machine body is realized, early warning is effectively carried out on personnel close to the road maintenance machine body in the visual field blind area in any direction, the safety performance is further improved, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of railway construction, in particular to a personnel anti-collision automatic warning device. Background Technique

[0002] Railway transportation is a land transportation method in which locomotives pull train vehicles to run on two parallel railway tracks. During the construction of railways, large track maintenance machinery will be used for construction, which can improve the construction efficiency and quality. However, due to the large size of the large track maintenance machinery itself, there are certain visual blind spots only through the naked eye observation of the driver during construction, resulting in low safety and certain potential safety hazards.

[0003] For example, the Chinese utility model patent (CN212195431 U) discloses a personnel anti-collision automatic warning device for railway large track maintenance machinery construction, which records: "It includes a track maintenance vehicle body and a mounting plate. A T-shaped groove is opened on one side of the track maintenance vehicle body. An alarm is fixedly installed at the top on one side of the mounting plate. A laser rangefinder is fixedly installed at the bottom on one side of the mounting plate. A display screen is fixedly installed on the side of the mounting plate. A cavity is opened inside the mounting plate, and a PLC controller is fixedly installed inside the cavity. A chute is opened on the other side of the mounting plate, and two sliders are slidably connected inside the chute".

[0004] However, the position of the laser rangefinder in the above warning device is relatively fixed, resulting in limited monitoring range and unable to comprehensively warn personnel approaching the track maintenance vehicle body. Therefore, this application proposes a personnel anti-collision automatic warning device. Content of the Utility Model

[0005] Based on this, in order to solve the above technical problems, it is necessary to provide a personnel anti-collision automatic warning device. Through the overall structural cooperation design, it can drive the two laser ranging modules outside each hollow assembly seat to perform relative reciprocating motion, so as to realize the comprehensive monitoring of the visual blind spots outside the track maintenance machinery body, effectively warn the personnel approaching the track maintenance machinery body in the visual blind spots in any direction, and then improve the safety performance and reduce potential safety hazards.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] A personnel anti-collision automatic warning device is applied to the construction of railway large track maintenance machinery;

[0008] It includes a road maintenance machine body, and four hollow assembly seats are evenly arranged on the outer side of the road maintenance machine body. A support shaft is fixed inside each hollow assembly seat on the side away from the road maintenance machine body. The outer sides of the upper and lower ends of the support shaft are respectively rotatably connected with a first sleeve and a second sleeve. Mounting brackets are fixed on the outer sides of the upper end of the first sleeve and the outer side of the lower end of the second sleeve. A laser ranging module is fixed at one end of each mounting bracket away from the support shaft. A driving component is arranged inside the hollow assembly seat and between the first sleeve and the second sleeve. A wireless module is arranged inside each hollow assembly seat, and an audible and visual alarm is arranged on the outer side of each hollow assembly seat. The laser ranging module and the audible and visual alarm are both electrically connected to the wireless module.

[0009] As a preferred embodiment of the personnel anti-collision automatic warning device provided by the present invention, a mounting gasket is fixed at the upper end of each hollow assembly seat close to the road maintenance machine body, and a mounting screw is arranged inside the mounting gasket.

[0010] As a preferred embodiment of the personnel anti-collision automatic warning device provided by the present invention, an upper support arc rail is fixed at the upper end of each hollow assembly seat on the side away from the road maintenance machine body, and a lower support arc rail is fixed at the lower end of each hollow assembly seat on the side away from the road maintenance machine body.

[0011] As a preferred embodiment of the personnel anti-collision automatic warning device provided by the present invention, an arc-shaped guide post is fixed inside each of the upper support arc rail and the lower support arc rail, and multiple mounting brackets are respectively slidably connected with multiple arc-shaped guide posts.

[0012] As a preferred embodiment of the personnel anti-collision automatic warning device provided by the present invention, the driving component includes a reduction motor. A reduction motor is fixed inside each hollow assembly seat. A third bevel gear is fixed at the output end of the reduction motor. A first bevel gear is fixed on the outer side of the lower end of each first sleeve, and a second bevel gear is fixed on the outer side of the upper end of each second sleeve. The third bevel gear is respectively meshed and connected with the first bevel gear and the second bevel gear.

[0013] As a preferred embodiment of the personnel anti-collision automatic warning device provided by the present invention, a storage battery is arranged inside each hollow assembly seat. The wireless module is electrically connected to the storage battery, and a wire groove is opened inside each hollow assembly seat and at the lower end of the audible and visual alarm.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] The personnel anti-collision automatic warning device provided by the utility model, through the overall structural cooperation design, can drive the two laser ranging modules outside each hollow assembly seat to move reciprocally relative to each other, so as to realize the comprehensive monitoring of the visual blind area outside the road maintenance machinery body, effectively warn the personnel approaching the road maintenance machinery body in the visual blind area in any direction, and further improve the safety performance and reduce the potential safety hazards. Brief Description of the Drawings

[0016] In order to more clearly illustrate the solutions in the present utility model, the following will briefly introduce the drawings required for use in the description of the embodiments. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the personnel anti-collision automatic warning device provided by the present utility model;

[0018] Figure 2 It is a rear view of the overall structure of the personnel anti-collision automatic warning device provided by the present utility model;

[0019] Figure 3 It is a schematic diagram of the structure outside the hollow assembly seat of the personnel anti-collision automatic warning device provided by the present utility model;

[0020] Figure 4 It is a schematic diagram of the structure inside the hollow assembly seat of the personnel anti-collision automatic warning device provided by the present utility model.

[0021] The markings in the drawings are explained as follows:

[0022] 1. Road maintenance machinery body; 2. Hollow assembly seat; 3. Installation gasket; 4. Installation screw; 5. Upper support arc rail; 6. Lower support arc rail; 7. Arc guide post; 8. Support shaft; 9. First sleeve; 10. Second sleeve; 11. First bevel gear; 12. Second bevel gear; 13. Mounting bracket; 14. Laser ranging module; 15. Reduction motor; 16. Third bevel gear; 17. Battery; 18. Wireless module; 19. Wire trough; 20. Acousto-optic alarm. Detailed Embodiments

[0023] As described in the background art, the position of the laser rangefinder in the above warning device is relatively fixed, resulting in limited monitoring range and inability to comprehensively warn the personnel approaching the road maintenance vehicle body.

[0024] To solve this technical problem, the present utility model provides a personnel anti-collision automatic warning device, which is applied to the construction of large railway maintenance machinery;

[0025] It includes a road maintenance machine body 1. Four hollow mounting seats 2 are evenly arranged on the outer side of the road maintenance machine body 1. A support shaft 8 is fixed to the inner side of each hollow mounting seat 2 on the side away from the road maintenance machine body 1. The outer sides of the upper and lower ends of the support shaft 8 are respectively rotatably connected to a first sleeve 9 and a second sleeve 10. Mounting brackets 13 are fixed to the outer sides of the upper end of the first sleeve 9 and the lower end of the second sleeve 10. A laser ranging module 14 is fixed to one end of each mounting bracket 13 away from the support shaft 8. A driving component is arranged inside the hollow mounting seat 2 and between the first sleeve 9 and the second sleeve 10. A wireless module 18 is arranged inside each hollow mounting seat 2, and an acoustic-optic alarm 20 is arranged on the outer side of each hollow mounting seat 2. The laser ranging module 14 and the acoustic-optic alarm 20 are both electrically connected to the wireless module 18.

[0026] The personnel anti-collision automatic warning device provided by the utility model, through the overall structural cooperation design, enables the two laser ranging modules 14 on the outer side of each hollow mounting seat 2 to perform relative reciprocating motion, thereby realizing the comprehensive monitoring of the visual blind area on the outer side of the road maintenance machine body 1, effectively warning the personnel approaching the road maintenance machine body 1 in the visual blind area in any direction, and further improving the safety performance and reducing the potential safety hazards.

[0027] It should be noted that, without conflict, the embodiments and the features and technical solutions in the embodiments in the utility model can be combined with each other.

[0028] It should be noted that similar reference numerals and letters indicate similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0029] Embodiment 1:

[0030] Please refer to Figures 1-4 , a personnel anti-collision automatic warning device, which includes a road maintenance machine body 1. Four hollow mounting seats 2 are evenly arranged on the outer side of the road maintenance machine body 1. The four hollow mounting seats 2 are respectively located on both sides of the front of the road maintenance machine body 1 and both sides of the rear of the road maintenance machine body 1. A support shaft 8 is fixed to the inner side of each hollow mounting seat 2 on the side away from the road maintenance machine body 1. The outer sides of the upper and lower ends of the support shaft 8 are respectively rotatably connected to a first sleeve 9 and a second sleeve 10. Mounting brackets 13 are fixed to the outer sides of the upper end of the first sleeve 9 and the lower end of the second sleeve 10. A laser ranging module 14 is fixed to one end of each mounting bracket 13 away from the support shaft 8. In order to conveniently drive the two laser ranging modules 14 on the outer side of each hollow mounting seat 2 to perform relative reciprocating motion around the support shaft 8, thereby expanding the monitoring range and realizing the comprehensive monitoring of the visual blind area on the outer side of the road maintenance machine body 1, a driving component is arranged inside the hollow mounting seat 2 and between the first sleeve 9 and the second sleeve 10;

[0031] Specifically, the driving component includes a reduction motor 15. A reduction motor 15 is fixed inside each hollow mounting seat 2. A third bevel gear 16 is fixed to the output end of the reduction motor 15. A first bevel gear 11 is fixed to the outer side of the lower end of each first sleeve 9. A second bevel gear 12 is fixed to the outer side of the upper end of each second sleeve 10. The third bevel gear 16 is meshed and connected with the first bevel gear 11 and the second bevel gear 12 respectively;

[0032] When the laser ranging module 14 detects that a person is approaching the road maintenance machine body 1, in order to give an audible and visual warning, an audible and visual alarm 20 is provided on the outer side of each hollow mounting seat 2. In order to facilitate the control of the opening and closing operations of the laser ranging module 14, the reduction motor 15 and the audible and visual alarm 20, a wireless module 18 is provided inside each hollow mounting seat 2. The laser ranging module 14, the reduction motor 15, and the audible and visual alarm 20 are all electrically connected to the wireless module 18. A control module is provided inside the road maintenance machine body 1. The four wireless modules 18 are all electrically connected to the control module. In order to facilitate the independent power supply of the electrical components inside and outside each hollow mounting seat 2, a storage battery 17 is provided inside each hollow mounting seat 2. The wireless module 18 is electrically connected to the storage battery 17. In order to facilitate the extension of the wire of the audible and visual alarm 20 located outside the hollow mounting seat 2 to the inside of the hollow mounting seat 2, a wire groove 19 is opened inside each hollow mounting seat 2 and at the lower end of the audible and visual alarm 20;

[0033] After the four hollow mounting seats 2 are respectively arranged on both sides of the front and rear of the road maintenance machine body 1, in order to facilitate the installation and fixation of the hollow mounting seat 2 to the road maintenance machine body 1, a mounting gasket 3 is fixed to the upper end of each hollow mounting seat 2 close to the road maintenance machine body 1. A mounting screw 4 is arranged inside the mounting gasket 3;

[0034] Embodiment 2:

[0035] The personnel anti-collision automatic warning device provided in Embodiment 1 is further optimized. Specifically, as Figures 3-4As shown in the figure, when the third bevel gear 16 is driven by the reduction motor 15 to rotate in a positive and negative alternating cycle, the first bevel gear 11 and the second bevel gear 12 are respectively driven to rotate in a positive and negative alternating cycle. Furthermore, through the support of the mounting bracket 13, the two laser ranging modules 14 perform relative motion with the support shaft 8 as the axis, that is, the two laser ranging modules 14 perform reciprocating motion of approaching and separating from each other, so as to realize the expansion of the monitoring range. During the movement of the mounting bracket 13, in order to improve stability, an upper support arc rail 5 is fixed to the upper end of each hollow mounting seat 2 on the side away from the road maintenance machinery body 1, and a lower support arc rail 6 is fixed to the lower end of each hollow mounting seat 2 on the side away from the road maintenance machinery body 1. An arc-shaped guide post 7 is fixed to the inner side of each upper support arc rail 5 and each lower support arc rail 6, and a plurality of mounting brackets 13 are respectively slidably connected to the plurality of arc-shaped guide posts 7;

[0036] The use process of the personnel anti-collision automatic warning device provided by the present utility model is as follows: when the road maintenance machinery body 1 starts to construct, the sound and light alarm 20 and the laser ranging module 14 are controlled to start through the cooperation of the control module and the wireless module 18, and then the monitoring and warning of the visual blind area outside the road maintenance machinery body 1 are started, and then the reduction motor 15 is controlled to start to drive the third bevel gear 16 to rotate in a positive and negative alternating cycle;

[0037] When the third bevel gear 16 rotates forward or backward, the first bevel gear 11 and the second bevel gear 12 are respectively driven to rotate forward and backward. Furthermore, through the sliding support of the mounting bracket 13 and the arc-shaped guide post 7, the two laser ranging modules 14 perform mutual approaching and separating motions in a semi-circular shape with the support shaft 8 as the axis, so as to effectively improve the monitoring range. Cooperating with the sound and light alarm 20, it is convenient to perform sound and light warning on the personnel approaching the visual blind area of the road maintenance machinery body 1, thus effectively reminding the driver to pay attention.

Claims

1. A personnel collision prevention automatic warning device, comprising a road maintenance machine body (1), characterized in that: Four hollow assembly seats (2) are evenly arranged on the outside of the road maintenance machine body (1), and a support shaft (8) is fixed on the inner side of each hollow assembly seat (2) away from the road maintenance machine body (1). The outer sides of the upper and lower ends of the support shaft (8) are rotatably connected to the first sleeve (9) and the second sleeve (10), respectively. The outer sides of the upper end of the first sleeve (9) and the lower end of the second sleeve (10) are fixed with a carrying bracket (13), and each carrying bracket (13) A laser distance measuring module (14) is fixed to one end away from the support shaft (8); a driving assembly is arranged inside the hollow assembly seat (2) and between the first sleeve (9) and the second sleeve (10); a wireless module (18) is arranged inside each hollow assembly seat (2); an audible and visual alarm (20) is arranged outside each hollow assembly seat (2); and the laser distance measuring module (14) and the audible and visual alarm (20) are electrically connected to the wireless module (18).

2. The automatic warning device for preventing collision of personnel according to claim 1 is characterized in that: A mounting gasket (3) is fixed to the upper end of each hollow assembly seat (2) on the side close to the road maintenance machine body (1), and a mounting screw (4) is arranged on the inner side of the mounting gasket (3).

3. The automatic warning device for preventing collision of personnel according to claim 1 is characterized in that: An upper arc rail (5) is fixed to the upper end of each hollow assembly seat (2) away from the road maintenance machine body (1), and a lower arc rail (6) is fixed to the lower end of each hollow assembly seat (2) away from the road maintenance machine body (1).

4. The automatic warning device for preventing collision of personnel according to claim 3 is characterized in that: An arc-shaped guide column (7) is fixed on the inner side of each of the upper arc rail (5) and the lower arc rail (6), and the plurality of mounting brackets (13) are respectively slidably connected to the plurality of arc-shaped guide columns (7).

5. The automatic warning device for preventing collision of personnel according to claim 1 is characterized in that: The driving assembly comprises a reduction motor (15), the inner side of each hollow assembly seat (2) is fixed with a reduction motor (15), the output end of the reduction motor (15) is fixed with a third bevel gear (16), the outer side of the lower end of each first sleeve (9) is fixed with a first bevel gear (11), the outer side of the upper end of each second sleeve (10) is fixed with a second bevel gear (12), and the third bevel gear (16) is meshedly connected with the first bevel gear (11) and the second bevel gear (12) respectively.

6. The automatic warning device for preventing collisions between personnel according to claim 1 is characterized in that: A storage battery (17) is arranged inside each of the hollow assembly seats (2), the wireless module (18) is electrically connected to the storage battery (17), and a wire groove (19) is provided inside each of the hollow assembly seats (2) and at the lower end of the sound and light alarm (20).

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