A mine air door online detection device

Abstract

The utility model discloses an online detection device for a mine damper, wherein a keyboard input device is arranged outside the online detection device, a mounting slot is provided below the keyboard input device, a fingerprint cleaning mechanism used in conjunction with a fingerprint identification device is arranged inside the mounting slot, the fingerprint cleaning mechanism comprises a micro motor, and the micro motor is connected to a double-groove driving wheel, the double-groove driving wheel is connected to a driven wheel through a transmission belt, and a screw mechanism is connected to the inner side of the driven wheel, and the outer side of the screw mechanism is connected to a slider, and the two groups of sliders are connected through a driving rod, a wiping cotton is installed at the bottom of the driving rod, and the bottom of the wiping cotton is in contact with the top of the fingerprint identification device. The online detection device for a mine damper solves the problem that the existing online detection device cannot wipe its surface after pressing and identifying the fingerprint, by arranging a fingerprint cleaning mechanism used in conjunction with the fingerprint identification device inside the mounting slot.

Description

Technical Field

[0001] The utility model relates to the technical field of mine air doors, in particular to an online detection device for mine air doors. Background Art

[0002] Coal mines are reasonable spaces dug by humans when digging geological layers rich in coal, usually including tunnels, shafts, and mining faces, etc. Coal mines are divided into open-pit mining and underground mining. Mine dampers are needed in underground mining. Mine dampers are an important part of mine ventilation facilities. They have the functions of blocking wind flow, changing wind flow direction, adjusting air volume, and stabilizing ventilation systems. They are mainly suitable for ventilation facilities in pedestrian lanes, pedestrian parking lots, or lanes shared by people and vehicles. Automatic mine dampers can improve the practicality of mine dampers, enhance the stability and reliability of ventilation systems, and improve mine transportation efficiency and production automation.

[0003] After searching, it is found that in the prior art, such as announcement number CN110566262A, a coal mine air door opening and closing device with automatic identification function includes a door frame, a stepper motor is fixed to the top outer wall of the door frame by bolts, a wheel is fixedly installed at one end of the output shaft of the stepper motor, a rotating plate is fixedly installed on one side outer wall of the wheel, a counterweight plate is arranged at one end of the rotating plate, a fixing pin is fixedly installed at one end of the rotating plate away from the counterweight plate, the outer wall of the fixing pin is rotatably sleeved with a first connecting plate, and a first fixing sleeve is welded to the top outer wall of the first connecting plate. The beneficial effects of the present invention are that when a pedestrian is identified, only the first door is opened, and when a vehicle is identified, the two doors are opened at the same time to prevent the passing pedestrians and vehicles from being pinched, and the flexibility of automatic identification of coal mine air doors is improved, which is convenient for management personnel to manage vehicles and staff passing through the coal mine air doors, prevent other outsiders from entering the coal mine, and improve the working environment of the staff.

[0004] In summary, the existing mine air doors use fingerprint identifiers to perform online identification and detection of staff fingerprints, but the existing online detection device cannot wipe its surface after pressing and identifying the fingerprint. The residual fingerprints on the surface can easily lead to fingerprint theft. At the same time, the superposition of multiple sets of fingerprint traces also increases the difficulty of fingerprint identification. Therefore, an online detection device for mine air doors is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide an online detection device for mine air doors, so as to solve the problem that the existing online detection device proposed in the above background technology cannot wipe its surface after pressing and identifying the fingerprint, and the residual fingerprint on the surface can easily lead to the fingerprint being stolen, and the superposition of multiple sets of fingerprint traces also increases the difficulty of fingerprint identification.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an online detection device for a mine air door, comprising a door frame, an opening and closing door mechanism is installed on the inner side of the door frame, an online detection device is installed on the left side of the door frame, and a keyboard input device is arranged outside the online detection device, a mounting groove is opened below the keyboard input device, and a fingerprint recognition device is arranged at the bottom of the inner side of the mounting groove, a fingerprint cleaning mechanism used in conjunction with the fingerprint recognition device is arranged inside the mounting groove, the fingerprint cleaning mechanism comprises a micro motor, and the micro motor is connected to a double-groove driving wheel, the double-groove driving wheel is connected to driven wheels arranged on both sides through a transmission belt, and a screw mechanism is connected to the inner side of the driven wheel, the other end of the screw mechanism is rotatably connected to a bearing arranged at one end of the moving groove, and the outer side of the screw mechanism is connected to a slider, the two groups of the sliders are connected by a driving rod, a wiping cotton is installed at the bottom of the driving rod, and the bottom of the wiping cotton is in contact with the top of the fingerprint recognition device.

[0007] Preferably, a camera mechanism and a license plate recognition device are installed on the outside of the right side of the door frame.

[0008] Through the above technical solution: it is convenient to detect the license plate.

[0009] Preferably, a face recognition device is installed on the top of the online detection device, and fill lights are provided on both sides of the face recognition device.

[0010] Through the above technical solution: it is easy to carry out fill light.

[0011] Preferably, a human body sensing mechanism is installed below the face recognition device, and the human body sensing mechanism is located above the keyboard input device.

[0012] Through the above technical solution: it is convenient to sense the human body.

[0013] Preferably, the double-groove driving wheel is located inside the protection box.

[0014] Through the above technical solution, a certain protective effect is played on the double-groove driving wheel.

[0015] Preferably, the sliding block is slidably connected to the inner side of the movable groove.

[0016] Through the above technical solution: the slider is easy to move.

[0017] Compared with the prior art, the beneficial effects of the utility model are as follows: the mine air door online detection device, the device is to solve the problem that the existing online detection device cannot wipe its surface after pressing and identifying the fingerprint, the residual fingerprint on the surface is easy to cause the fingerprint to be stolen, and the superposition of multiple sets of fingerprint traces also increases the difficulty of fingerprint identification. A fingerprint cleaning mechanism used in conjunction with the fingerprint identification device is arranged inside the installation groove, the fingerprint cleaning mechanism includes a micro motor, and the micro motor is connected to the double-groove driving wheel, the double-groove driving wheel is connected to the driven wheels arranged on both sides through a transmission belt, and the inner side of the driven wheel is connected with a screw mechanism, the other end of the screw mechanism is rotatably connected to the bearing arranged at one end of the moving groove, and the outer side of the screw mechanism is connected to the slider, the two groups of sliders are connected by a driving rod, a wiping cotton is installed at the bottom of the driving rod, and the bottom of the wiping cotton is in contact with the top of the fingerprint identification device, when it is necessary to wipe the fingerprint identification device in the online detection device, the micro motor is turned on, and the driving rod drives the wiping cotton to move under the action of the micro motor, so that the fingerprint identification device is wiped by the wiping cotton. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall front view structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the online detection device of the utility model;

[0020] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 This is a schematic diagram of the fingerprint removal mechanism structure of the utility model;

[0022] Figure 5 For this utility model Figure 4 The enlarged structural diagram at B in the middle;

[0023] Figure 6 For this utility model Figure 4 Enlarged structural diagram at point C in the middle.

[0024] In the figure: 1. door frame; 101. camera mechanism; 102. license plate recognition device; 2. door opening and closing mechanism; 3. online detection device; 301. face recognition device; 302. fill light; 303. human body sensing mechanism; 304. keyboard input device; 305. mounting slot; 306. fingerprint recognition device; 4. fingerprint removal mechanism; 401. micro motor; 402. double-slot driving wheel; 403. transmission belt; 404. driven wheel; 405. screw mechanism; 406. slider; 407. driving rod; 408. wiping cotton; 5. protective box. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-6 The utility model provides a technical solution: an online detection device for a mine air door, wherein an online detection device 3 is installed on the left side of a door frame 1.

[0027] In a further embodiment, a door opening and closing mechanism 2 is installed on the inner side of the door frame 1. The door opening and closing mechanism 2 is a prior art and will not be described in detail.

[0028] In a further embodiment, a camera mechanism 101 and a license plate recognition device 102 are installed on the right side of the door frame 1 .

[0029] Specifically, a keyboard input device 304 is arranged outside the online detection device 3, a mounting slot 305 is opened below the keyboard input device 304, a fingerprint recognition device 306 is arranged at the bottom inside the mounting slot 305, and a fingerprint clearing mechanism 4 used in conjunction with the fingerprint recognition device 306 is arranged inside the mounting slot 305.

[0030] In a further embodiment, a face recognition device 301 is installed on the top of the online detection device 3, and fill lights 302 are arranged on both sides of the face recognition device 301. A human body sensing mechanism 303 is installed below the face recognition device 301, and the human body sensing mechanism 303 is located above the keyboard input device 304.

[0031] Specifically, the fingerprint clearing mechanism 4 includes a micro motor 401, and the micro motor 401 is connected to a double-groove driving wheel 402, and the double-groove driving wheel 402 is connected to driven wheels 404 arranged on both sides through a transmission belt 403, and a screw mechanism 405 is connected to the inner side of the driven wheel 404, and the other end of the screw mechanism 405 is rotatably connected to a bearing arranged at one end of the movable groove, and the outer side of the screw mechanism 405 is connected to a slider 406, and the two groups of sliders 406 are connected by a driving rod 407, and a wiping cotton 408 is installed at the bottom of the driving rod 407, and the bottom of the wiping cotton 408 is in contact with the top of the fingerprint recognition device 306.

[0032] In yet a further embodiment, the double-groove driving wheel 402 is located inside the protection box 5 .

[0033] In yet a further embodiment, the slider 406 is slidably connected to the inner side of the movable groove.

[0034] In a further embodiment, a control button may be provided on the outside of the door frame 1 to control the opening and closing of the micro motor 401 .

[0035] During use, when a staff member approaches the online detection device 3, the human body sensing mechanism 303 generates an induction to turn on the fill light 302. The staff member can input a password through the keyboard input device 304, and the fingerprint recognition device 306 performs online fingerprint recognition, and transmits the collected information to the external terminal for data comparison, thereby controlling the opening and closing of the opening and closing door mechanism 2 according to the comparison result.

[0036] When it is necessary to wipe the fingerprint recognition device 306 in the online detection device 3, the micro motor 401 is turned on, and the double-groove driving wheel 402 rotates under the action of the micro motor 401, thereby driving the driven wheels 404 and the screw mechanism 405 set on both sides to rotate through the transmission belt 403, and the slider 406 moves under the action of the rotation of the screw mechanism 405, thereby driving the wiping cotton 408 to move through the driving rod 407, so that the fingerprint recognition device 306 is wiped by the wiping cotton 408.

[0037] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An online detection device for a mine air door, comprising a door frame (1), wherein an opening and closing door mechanism (2) is installed inside the door frame (1), characterized in that: An online detection device (3) is installed on the left side of the door frame (1), and a keyboard input device (304) is arranged outside the online detection device (3). A mounting groove (305) is provided below the keyboard input device (304), and a fingerprint recognition device (306) is arranged at the bottom of the inner side of the mounting groove (305). A fingerprint cleaning mechanism (4) used in conjunction with the fingerprint recognition device (306) is arranged inside the mounting groove (305). The fingerprint cleaning mechanism (4) includes a micro motor (401), and the micro motor (401) is connected to a double-groove driving wheel (402). The double-groove driving wheel (402) is connected to the driven wheels (404) arranged on both sides through a transmission belt (403), and the inner side of the driven wheel (404) is connected to a screw mechanism (405), the other end of the screw mechanism (405) is rotatably connected to a bearing arranged at one end of the movable groove, and the outer side of the screw mechanism (405) is connected to a slider (406), and the two groups of sliders (406) are connected through a driving rod (407), and a wiping cotton (408) is installed at the bottom of the driving rod (407), and the bottom of the wiping cotton (408) is in contact with the top of the fingerprint recognition device (306).

2. The online detection device for a mine air door according to claim 1 is characterized in that: A camera mechanism (101) and a license plate recognition device (102) are installed on the right side of the door frame (1).

3. The online detection device for a mine air door according to claim 1 is characterized in that: A face recognition device (301) is installed on the top of the online detection device (3), and fill lights (302) are arranged on both sides of the face recognition device (301).

4. The online detection device for a mine air door according to claim 3 is characterized in that: A human body sensing mechanism (303) is installed below the face recognition device (301), and the human body sensing mechanism (303) is located above the keyboard input device (304).

5. The online detection device for a mine air door according to claim 1 is characterized in that: The double-groove driving wheel (402) is located inside the protection box (5).

6. The mine air door online detection device according to claim 1 is characterized in that: The sliding block (406) is slidably connected to the inner side of the moving groove.

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