CN220307497U - Protection device for public facility maintenance - Google Patents

Abstract

The utility model relates to the technical field of public facility protection and discloses a protection device for public facility maintenance, which comprises a machine body and a protection box, wherein a frame body is arranged in front of the machine body, fixed blocks are movably sleeved on inner walls on the left side and the right side of the rear end of the frame body, positioning components used for connecting the frame body are arranged on the inner walls of the outer walls of the fixed blocks, bristles positioned in front of the machine body are fixedly arranged on the back of the frame body, and lifting components used for controlling the movement of the frame body are fixedly arranged at the rear end of the fixed blocks. According to the utility model, through the cooperation between the bristles, the positioning assembly, the lifting assembly and the fixed rod, the connection effect of the bristles and the fixed rod is realized by utilizing the arrangement of the positioning assembly, the installation effect of the bristles is achieved, the problem of damage and replacement of the bristles is effectively solved, and the replacement step of the damaged bristles is simplified by changing the connection mode of the positioning assembly and the bristles, so that the utilization rate of the bristles for cleaning dirt on the surface of the display screen is improved.

Description

Protection device for public facility maintenance

Technical Field

The utility model relates to the technical field of public facility protection, in particular to a protection device for public facility maintenance.

Background

In public places including elevators and buses, an LCD multimedia player is used, and is also the most common type of public facility equipment, and can play micro movies, public welfare advertisements and the like, so that people cannot feel boring and tedious when taking the elevators or buses, and an LCD liquid crystal screen, a circuit board, a power adapter and the like are arranged in the LCD multimedia player.

The LCD multimedia player is usually arranged at a large bus stop at the roadside, but the LCD multimedia player on the stop is not provided with a protection structure, so that great potential safety hazards exist for protecting public facilities. For example, an object quickly collides on an LCD multimedia player, which is easy to cause damage to the LCD multimedia player and cause unnecessary economic loss, in order to realize protection of public equipment, a related protection structure is proposed in the prior art to protect the LCD multimedia player, for example, an utility model patent with publication number CN202120615541.0 proposes an LCD multimedia player protection structure, which includes a protection box with a downward opening, a camera mounted on the protection box, a player body movably connected in the protection box, a movable seat for mounting the player body, a controller disposed in the movable seat, a driving mechanism for driving the movable seat to slide, and a sensing assembly for monitoring approach of the object, wherein a shooting end of the camera is disposed towards the front of the player body, the driving mechanism is used for driving the player body to stretch into or stretch out of the protection box, and the camera, the driving mechanism and the sensing assembly are all electrically connected with the controller. By adopting the technical scheme, when the analysis result of the controller is that hidden danger exists, the controller controls the driving mechanism, the driving mechanism drives the movable seat to move, and the movable seat drives the player body to move back into the protective box, so that the player body is effectively prevented from being damaged; meanwhile, the camera automatically shoots an accident in front of the player and uploads an accident video on the internet; the utility model has high degree of automation, can not only pre-judge dangers and protect the LCD multimedia player from damage, but also automatically record the accident-causing process, assist police to break the scheme and maintain the public order of society.

From the above disclosure, the implementation of the related art structure is in favor of protecting the LCD multimedia player in theory, but according to the description in the above disclosure, when the LCD multimedia player is used normally, the LCD multimedia player is located outside the protective box, dust is attached to the surface of the LCD multimedia player after the LCD multimedia player is installed for a long time, and as the dust coverage area is increased, the dust can shield the display screen of the LCD multimedia player, and at this time, dirt is formed on the LCD multimedia player when the dust contacts with water, which affects the aesthetic property of the LCD multimedia player when in use.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a protective device for public facility maintenance, which has the advantages of being convenient for cleaning public facility equipment and solving the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a protection device for public facility maintenance, includes organism, protective housing, the place ahead of organism is provided with the framework, the inner wall activity of framework rear end left and right sides has cup jointed the fixed block, the inner wall of fixed block outer wall is provided with the locating component who is used for connecting the framework, the back fixed mounting of framework has the brush hair that is located the organism place ahead, the rear end fixed mounting of fixed block has the lifting unit who is used for controlling the framework motion.

Preferably, the front surface of the machine body is fixedly provided with a display screen, the front surface of the machine body is provided with a first infrared ranging sensor positioned below the display screen, and the left side and the right side of the machine body are fixedly provided with a second infrared ranging sensor.

Preferably, the mounting plate is all fixedly connected with in the left and right sides of protective housing, fastening bolt has been cup jointed to the inner wall screw thread of mounting plate, the front fixedly mounted of protective housing has the camera, the equal fixedly connected with electricity push rod in the left and right sides of protective housing up end, the lower extreme fixedly connected with of electricity push rod output shaft removes the seat, and removes the front of seat and the back fixed connection of organism, remove the internally mounted of seat and have the controller.

Preferably, the positioning assembly comprises a spring connected with the inner wall at one side of the fixed block, one end of the spring away from the fixed block is provided with a positioning block, and the outer wall of the positioning block is movably sleeved with the inner wall of the frame body.

Preferably, the lifting assembly comprises a ball nut, the front end of the ball nut is fixedly connected with the rear end of the connecting rod, and a ball screw is sleeved on the inner wall thread of the ball nut.

Preferably, the upper end of ball screw is fixed according to installing the synchro module that is located the organism top, the left end that the synchro module kept away from ball screw one side has driving motor, and is provided with the reduction gear on driving motor's the output shaft, driving motor's outside fixed mounting has the horizontal pole, and the lower extreme of horizontal pole and the up end fixed connection who removes the seat, the equal fixedly connected with in left and right sides of horizontal pole lower extreme face is located the outside montant of lifting unit, and the inboard of montant and the outer wall fixed connection who removes the seat.

Preferably, the synchronizing assembly comprises a synchronizing wheel, the lower end of the synchronizing wheel is fixedly connected with the upper end of the left ball screw, one side, away from the ball screw, of the synchronizing wheel is fixedly connected with the driving motor, the outer wall of the synchronizing wheel is movably sleeved with a conveying belt, the inner wall, away from one end of the synchronizing wheel, of the conveying belt is movably sleeved with a second synchronizing wheel, and the lower end of the second synchronizing wheel is fixedly connected with the upper end of the right ball screw.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the cooperation among the bristles, the lifting assembly, the frame body and the display screen, the cleaning effect of the bristles on the display screen is realized by utilizing the arrangement of the lifting assembly, the problem that dirt on the surface of the display screen shields the display screen when the display screen is exposed and leaked outside the protective box is effectively solved, and the lifting assembly drives the bristles to reciprocate on the display screen, so that dust and dirt on the surface of the display screen are cleaned, and the definition of the display screen in the process of displaying the screen is ensured.

2. According to the utility model, through the cooperation between the bristles, the positioning assembly, the lifting assembly and the fixed rod, the connection effect of the bristles and the fixed rod is realized by utilizing the arrangement of the positioning assembly, the installation effect of the bristles is achieved, the problem of damage and replacement of the bristles is effectively solved, and the replacement step of the damaged bristles is simplified by changing the connection mode of the positioning assembly and the bristles, so that the utilization rate of the bristles for cleaning dirt on the surface of the display screen is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a rear view of the protective housing of the present utility model;

FIG. 3 is a top view of the synchronizing assembly of the present utility model;

FIG. 4 is a top view of a crossbar of the present utility model;

fig. 5 is a side view of the positioning assembly of the present utility model.

In the figure: 1. a body; 2. a protective box; 3. a frame; 4. a fixed block; 5. a positioning assembly; 501. a spring; 502. a positioning block; 6. brushing; 7. a connecting rod; 8. a lifting assembly; 801. a ball nut; 802. a ball screw; 9. a display screen; 10. a first infrared ranging sensor; 11. a second infrared ranging sensor; 12. a mounting plate; 13. a fastening bolt; 14. a camera; 15. an electric push rod; 16. a synchronization component; 161. a first synchronous wheel; 162. a conveyor belt; 163. a second synchronous wheel; 17. a driving motor; 18. a movable seat; 19. a cross bar; 20. and a vertical rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 4, the protection device for public facility maintenance comprises a machine body 1 and a protection box 2, wherein the protection box 2 is installed to automatically retract the machine body 1 before being impacted by foreign objects, a frame body 3 is arranged in front of the machine body 1, a fixing block 4 is movably sleeved on the inner walls of the left side and the right side of the rear end of the frame body 3, a space is provided for installing a positioning component 5 by the fixing block 4, the positioning component 5 for connecting the frame body 3 is arranged on the inner wall of the outer wall of the fixing block 4, the positioning component 5 is connected with the fixing block 4 and the frame body 3, bristles 6 positioned in front of the machine body 1 are fixedly installed on the back surface of the frame body 3, the bristles 6 are cleaned up dirt on a display screen 9, a lifting component 8 for controlling the movement of the frame body 3 is fixedly arranged at the rear end of the fixing block 4, and the lifting component 8 is installed to provide power for the reciprocating movement of the bristles 6.

The front fixed mounting of organism 1 has display screen 9, the setting of display screen 9 plays provides the platform to the demonstration of picture, the front of organism 1 installs the infrared ranging sensor 10 that is located the display screen 9 below, the equal fixed mounting in both sides of organism 1 has No. two infrared ranging sensor 11, the installation of infrared ranging sensor 10 and No. two infrared ranging sensor 11 plays the detection to the preceding speed of organism 1 foreign matter striking for organism 1 can in time withdraw the inside to protective housing 2.

Referring to fig. 2 and 5, the left and right sides of the protection box 2 are fixedly connected with a mounting plate 12, the inner wall of the mounting plate 12 is in threaded socket connection with a fastening bolt 13, the mounting of the fastening bolt 13 enables the mounting plate 12 to be fixed in a mounting area, a camera 14 is fixedly mounted on the front surface of the protection box 2, an electric push rod 15 is fixedly connected to the left and right sides of the upper end surface of the protection box 2 in a manner that the machine body 1 is damaged when in a monitoring dead angle, the electric push rod 15 is arranged to retract into the protection box 2 from the outside, power is provided from the inside of the protection box 2 to the outside, the lower end of an output shaft of the electric push rod 15 is fixedly connected with a movable seat 18, the front surface of the movable seat 18 is fixedly connected with the back surface of the machine body 1, a controller is mounted in the movable seat 18, and the controller is electrically connected with the electric push rod 15, the second infrared distance measuring sensor 11 and the first infrared distance measuring sensor 10.

The locating component 5 comprises a spring 501 connected with the inner wall of one side of the fixed block 4, the rebound of the spring 501 provides power for the resetting of the locating block 502, the locating block 502 is installed at one end of the spring 501 far away from the fixed block 4, the outer wall of the locating block 502 is movably sleeved with the inner wall of the frame body 3, and the disassembling and the installing of the bristles 6 can be realized by changing the connection mode of the locating block 502 and the frame body 3, so that the damaged bristles 6 are convenient to replace.

Referring to fig. 3 and 1, the lifting assembly 8 includes a ball nut 801, wherein the front end of the ball nut 801 is fixedly connected with the rear end of the connecting rod 7, a ball screw 802 is screwed on the inner wall of the ball nut 801, and the circumferential rotation of the ball screw 802 provides power for the lifting movement of the ball nut 801 in the vertical direction.

The upper end of ball screw 802 is fixed according to installing the synchro-module 16 that is located organism 1 top, the left end fixed mounting that synchro-module 16 is away from ball screw 802 one side has driving motor 17, and be provided with the reduction gear on driving motor 17's the output shaft, the setting of reduction gear plays the regulation to driving motor 17 output shaft rotational speed, driving motor 17's outside fixed mounting has horizontal pole 19, and the lower extreme and the up end fixed connection who removes seat 18 of horizontal pole 19, the installation of horizontal pole 19 plays the installation to driving motor 17 and synchro-module 16 provide the platform, the left and right sides of horizontal pole 19 lower extreme face is all fixedly connected with and is located the outside montant 20 of lifting unit 8, and the inboard of montant 20 and the outer wall fixed connection who removes seat 18, the installation of montant 20 plays the installation to lifting unit 8 provides the platform.

The synchronizing assembly 16 comprises a first synchronizing wheel 161, the lower end of the first synchronizing wheel 161 is fixedly connected with the upper end of the left ball screw 802, one side of the first synchronizing wheel 161, which is far away from the ball screw 802, is fixedly connected with the driving motor 17, the outer wall of the first synchronizing wheel 161 is movably sleeved with a conveying belt 162, the arrangement of the conveying belt 162 is used for connecting the first synchronizing wheel 161 and a second synchronizing wheel 163, driving the ball screw 802 on the left side and the right side to rotate, the inner wall of the conveying belt 162, which is far away from one end of the first synchronizing wheel 161, is movably sleeved with the second synchronizing wheel 163, and the lower end of the second synchronizing wheel 163 is fixedly connected with the upper end of the right ball screw 802.

Working principle: when in use, firstly, when the display screen 9 on the machine body 1 is unclear due to the shielding of dirt, the power supply of the positioning component 5, the first infrared ranging sensor 10 and the second infrared ranging sensor 11 is firstly closed, the display screen 9 is prevented from being received into the protective box 2 after the first infrared ranging sensor 10 and the second infrared ranging sensor 11 sense foreign matters during cleaning, then the power supply of the driving motor 17 is started, the starting of the driving motor 17 drives the rotation of the synchronizing component 16, the synchronous component 16 rotates and simultaneously drives the ball screw 802 on the left side and the right side to rotate, the ball screw 802 rotates circumferentially and simultaneously drives the ball screw 801 to move vertically, the ball screw 801 moves and simultaneously drives the frame 3 to reciprocate outside the machine body 1 through the connection of the connecting rod 7 and the positioning component 5, at this time, the brush hair 6 can clean dirt on the surfaces of the display screen 9, the second infrared ranging sensor 11 and the first infrared ranging sensor 10, then the frame body 3 is replaced periodically, the positioning block 502 is pressed to move towards the inside of the fixed block 4, when the positioning block 502 is separated from the frame body 3, the frame body 3 can be disassembled, the positioning block 502 is ejected from the inside of the frame body 3 by the resilience of the spring 501, the connection between the frame body 3 and the fixed block 4 can be realized, finally, when the cleaning work is finished, the power supply for connecting the positioning assembly 5 with the first infrared ranging sensor 10 and the second infrared ranging sensor 11 is started, the speed of the first infrared ranging sensor 10 and the second infrared ranging sensor 11 to the object approaching the body 1 is sensed, the body 1 is received into the inside of the protective box 2 by the control of the positioning assembly 5 by the retraction of the output shaft of the electric push rod 15, the machine body 1 is protected.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the present utility model, the filling pattern is only for distinguishing the layers, and is not limited in any way.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)

1. Protection device is used in public facilities maintenance, including organism (1), protective housing (2), its characterized in that: the front of organism (1) is provided with framework (3), fixed block (4) have been cup jointed in the inner wall activity of framework (3) rear end left and right sides, the inner wall of fixed block (4) outer wall is provided with locating component (5) that are used for connecting framework (3), the back fixed mounting of framework (3) has brush hair (6) that are located the place ahead of organism (1), the rear end fixed mounting of fixed block (4) has lifting unit (8) that are used for controlling framework (3) motion.

2. The protective apparatus for maintenance of a public facility according to claim 1, wherein: the front of organism (1) fixed mounting has display screen (9), the front of organism (1) is installed and is located first infrared ranging sensor (10) of display screen (9) below, the left and right sides of organism (1) all fixed mounting has second infrared ranging sensor (11).

3. The protective apparatus for maintenance of a public facility according to claim 1, wherein: the left and right sides of protective housing (2) all fixedly connected with mounting panel (12), fastening bolt (13) have been cup jointed to the inner wall screw thread of mounting panel (12), the front fixedly mounted of protective housing (2) has camera (14), the left and right sides of protective housing (2) up end all fixedly connected with electricity push rod (15), the lower extreme fixedly connected with of electricity push rod (15) output shaft removes seat (18), and the front of removing seat (18) and the back fixed connection of organism (1), the internally mounted who removes seat (18) has the controller.

4. The protective apparatus for maintenance of a public facility according to claim 1, wherein: the positioning assembly (5) comprises a spring (501) connected with the inner wall at one side of the fixed block (4), one end, far away from the fixed block (4), of the spring (501) is provided with a positioning block (502), and the outer wall of the positioning block (502) is movably sleeved with the inner wall of the frame body (3).

5. The protective apparatus for maintenance of a public facility according to claim 1, wherein: the lifting assembly (8) comprises a ball nut (801), the front end of the ball nut (801) is fixedly connected with the rear end of the connecting rod (7), and a ball screw (802) is sleeved on the inner wall of the ball nut (801) in a threaded manner.

6. The utility maintenance guard of claim 5, wherein: the upper end of ball screw (802) is fixed according to installing synchronous subassembly (16) that are located organism (1) top, the left end fixed mounting that ball screw (802) one side was kept away from to synchronous subassembly (16) has driving motor (17), and is provided with the reduction gear on the output shaft of driving motor (17), the outside fixed mounting of driving motor (17) has horizontal pole (19), and the lower extreme and the up end fixed connection who removes seat (18) of horizontal pole (19), the left and right sides of the lower terminal surface of horizontal pole (19) is all fixedly connected with and is located outside montant (20) of lifting unit (8), and the inboard of montant (20) and the outer wall fixed connection who removes seat (18).

7. The utility maintenance guard of claim 6, wherein: the synchronous assembly (16) comprises a synchronous wheel (161), the lower end of the synchronous wheel (161) is fixedly connected with the upper end of a left ball screw (802), one side of the synchronous wheel (161) away from the ball screw (802) is fixedly connected with a driving motor (17), the outer wall of the synchronous wheel (161) is movably sleeved with a conveying belt (162), the inner wall of one end of the conveying belt (162) away from the synchronous wheel (161) is movably sleeved with a second synchronous wheel (163), and the lower end of the second synchronous wheel (163) is fixedly connected with the upper end of the right ball screw (802).