An automatic charging device for inspection robots used in underground coal mines

Abstract

The present invention discloses an automatic charging device for an inspection robot used underground in a coal mine, comprising an explosion-proof warehouse and a placement plate, wherein the placement plate slides inside the explosion-proof warehouse and is arranged horizontally, and one end of the top of the placement plate is vertically fixedly connected with a vertical plate, a first limiting mechanism for limiting the vertical plate is provided on a symmetrical side surface inside the explosion-proof warehouse, and one side of the explosion-proof warehouse is open and hinged with a door plate, and both ends of one side of the vertical plate are provided with a connecting mechanism for connecting the door plate, and a reciprocating mechanism for reciprocating the vertical plate is provided inside the explosion-proof warehouse, a charging warehouse is installed on one side of the explosion-proof warehouse, the bottom of the explosion-proof warehouse opening is arc-shaped, and an inspection robot limiting mechanism is provided on the placement plate, and an inspection robot lifting mechanism is provided at one end of the placement plate away from the vertical plate. The present invention does not require manual intervention when charging the intelligent inspection robot, and adopts a wireless charging method. In addition, the charging position can be installed nearby according to actual conditions, thereby improving the use effect of the device.

Description

Technical Field

[0001] The present invention relates to the field of wireless charging technology, and in particular to an automatic charging device for an inspection robot used in underground coal mines. Background Art

[0002] It is an area where humans mine coal resources in coal-rich mining areas, which is generally divided into underground coal mines and open-pit coal mines. When the coal seam is far from the surface, it is generally chosen to dig tunnels underground to mine coal, which is an underground coal mine. When the coal seam is very close to the surface, it is generally chosen to directly strip the surface soil layer to mine coal, which is an open-pit coal mine. Inspection robots are needed for internal inspections in coal mines, and the inspection robots need to be charged after a period of use.

[0003] At present, the inspection robots are charged by connecting them with wires, which requires manual assistance to complete the charging, and the inspection robots must be moved to a designated position to be charged, causing the inspection robots to travel a lot of useless distances, reducing the effectiveness of their use. Therefore, it is urgent to redesign an automatic charging device for inspection robots used in coal mines. Summary of the invention

[0004] The invention discloses an automatic charging device for an inspection robot used underground in a coal mine, aiming to solve the technical problems in the background technology.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] The invention discloses an automatic charging device for an inspection robot used in underground coal mines, comprising an explosion-proof bin and a placement plate, wherein the placement plate slides inside the explosion-proof bin and is arranged horizontally, and one end of the top of the placement plate is vertically fixedly connected with a vertical plate, a first limiting mechanism for limiting the vertical plate is provided on a symmetrical side surface inside the explosion-proof bin, and one side of the explosion-proof bin is open and hinged with a door plate, connecting mechanisms for connecting the door plates are provided at both ends of one side of the vertical plate, and a reciprocating mechanism for reciprocating the vertical plate is provided inside the explosion-proof bin, a charging bin is installed on one side of the explosion-proof bin, the bottom of the open part of the explosion-proof bin is arc-shaped, and an inspection robot limiting mechanism is provided on the placement plate, an inspection robot lifting mechanism is provided on the end of the placement plate away from the vertical plate, and a heat sink is installed at the center of one side of the explosion-proof bin, the heat sink is connected to the inside of the explosion-proof bin, and a heat sink for dissipating heat from the explosion-proof bin is provided on the heat sink.

[0007] As a further technical solution of the present invention, the first limiting mechanism includes a slide groove, and the slide groove is horizontally opened with one side inside the explosion-proof warehouse. A connecting block slides inside the slide groove, and one end of the connecting block is installed on one side of the vertical plate.

[0008] As a further technical solution of the present invention, the connecting mechanism includes a slide, and the slide is vertically installed at one end of the vertical plate. A slider slides inside the slide, and a third spring is vertically arranged inside the slide. The two ends of the third spring are respectively installed on one side of the slider and one end inside the slide, and a movable rod is hinged at one end of the slider, and the other end of the movable rod is hinged to one side of the door panel.

[0009] As a further technical solution of the present invention, the reciprocating mechanism includes a strip plate, and the strip plate slide is horizontally arranged on one side of the explosion-proof warehouse, both ends of one side of the strip plate are hinged with hinged rods, and the other two ends of the two hinged rods are respectively hinged to the two ends of one side of the vertical plate, a screw rod rotates vertically inside the explosion-proof warehouse, and the surface of the screw rod is connected to the inside of the strip plate through a thread, a first motor is vertically installed at the bottom of the explosion-proof warehouse, and the output shaft of the first motor is installed at the center of the end of the screw rod, limit columns are vertically fixed at both ends of the explosion-proof warehouse, and the surfaces of the two limit columns slide inside the strip plate, and the first motor is electrically connected to the charging warehouse.

[0010] As a further technical solution of the present invention, the limiting mechanism of the inspection robot includes a horizontal plate and a second spring rod, and the horizontal plate is horizontally arranged under the placement plate, and limiting blocks are vertically fixed at both ends of the top of the horizontal plate, and both ends of the top of the placement plate are provided with strip grooves that penetrate through and match the limiting blocks, and the tops of the two limiting blocks pass through the two strip grooves respectively.

[0011] As a further technical solution of the present invention, there are four second spring rods, and the four second spring rods are respectively installed at the four ends of the top of the horizontal plate, and the telescopic ends of the four second spring rods are respectively installed at the four ends of the bottom of the placement plate, and the bottom of the horizontal plate is horizontally fixedly connected with an arc plate.

[0012] As a further technical solution of the present invention, the lifting mechanism of the inspection robot includes a triangular block, and one side of the triangular block slides on one end of the placement plate, one side of the triangular block is horizontally fixedly connected to a fixed plate, and first spring rods are vertically installed at both ends of the top of the fixed plate, and the other two ends of the two first spring rods are respectively installed at both ends of one side of the bottom of the placement plate.

[0013] As a further technical solution of the present invention, the heat dissipation mechanism includes a filter and fan blades, and a penetrating circular groove is opened on the side of the heat dissipation box away from the explosion-proof warehouse and is adapted to the filter. The filter is installed in the circular groove, and a brush plate is slidably provided on the side of the filter away from the explosion-proof warehouse, and a first gear and a missing gear rotate inside the heat dissipation box and mesh with each other.

[0014] As a further technical solution of the present invention, a rotating shaft is horizontally installed on one side of the first gear, and the other end of the rotating shaft passes through the filter and is installed on one end of the brush plate, a first mounting plate is horizontally fixed on one side of the inside of the heat dissipation box, and the first gear is rotatably connected to one end of the first mounting plate, and a second mounting plate is horizontally installed on the other side of the inside of the heat dissipation box.

[0015] As a further technical solution of the present invention, the fan blades rotate inside the heat dissipation box, and the top end of the fan blades is installed at the center of the side with the missing gear. A second motor is horizontally installed at the end of one side of the second mounting plate, and the output shaft of the second motor is installed at the center of the other end of the fan blade.

[0016] It can be seen from the above that the automatic charging device for the inspection robot used in coal mines provided by the present invention has the following beneficial effects:

[0017] 1. An automatic charging device for an inspection robot used underground in a coal mine. When the inspection robot needs to be charged, the inspection robot will move to the triangular block and move along the inclined surface of the triangular block to the placement plate, and then move to the inside of the two strip grooves, and then the first motor will drive the screw to rotate, the screw rotation will drive the strip plate to move, the movement of the strip plate will drive the two hinged rod moving mechanisms, the movement of the two hinged rods will drive the vertical plate to move, and the stability of the vertical plate movement is ensured by the setting of the slide groove and the connecting block. The movement of the vertical plate will drive the placement plate to move, and the movement of the placement plate will drive the inspection robot located on the top of the placement plate to move to the inside of the explosion-proof warehouse, so that the inspection robot can be charged, and the charging does not require manual intervention, and adopts a wireless charging method. In addition, the charging position can be installed nearby according to the actual situation, thereby improving the use effect of the equipment.

[0018] 2. An automatic charging device for an inspection robot used in underground coal mines. When the inspection robot is moved to the explosion-proof warehouse for charging, the movement of the placement plate will drive the second spring rod, the triangular block and the first spring rod to move. The movement of the second spring rod will drive the horizontal plate to move. The movement of the horizontal plate will drive the arc plate to move. When the arc plate contacts the bottom edge of the explosion-proof warehouse, the arc plate will move. The movement of the arc plate will drive the horizontal plate to move upward. When the horizontal plate moves upward, the second spring rod will generate elastic force and will also move the two limit blocks upward, so that the tops of the two limit blocks can be higher than the top of the placement plate. The inspection robot can be limited during charging. The placement of the inspection robot moves during charging, which affects the charging process. In addition, the movement of the first spring rod will It drives the fixed plate to move. When the arc-shaped surface at the bottom end of the triangular block contacts the bottom of the explosion-proof warehouse, the triangular block will move upward. The upward movement of the triangular block will drive the fixed plate to move upward and will also cause the first spring rod to generate elastic force, so that the triangular block, the horizontal plate and the placement plate can smoothly enter the explosion-proof warehouse, and the vertical plate will also drive the slide to move when moving. The movement of the slide will drive the slider to move. The movement of the slider will drive the movable rod to move. The movement of the movable rod will drive the door panel to move. Further, the door panel can be closed when the placement plate is moved into the explosion-proof warehouse. Similarly, after charging is completed, the charging warehouse automatically disconnects the power supply of the transmitting end, and the first motor drives the placement plate to move while opening the door panel, which is convenient to use, thereby improving the practicality of the equipment.

[0019] 3. An automatic charging device for an inspection robot used underground in a coal mine. When the inspection robot is wirelessly charged, the fan blades can be driven to rotate by the second motor. The rotation of the fan blades will drive the missing gear to rotate. The rotation of the missing gear will drive the first gear to rotate. The friction between the first gear and the first mounting plate is the same as the gravity exerted on the brush plate. The rotation of the first gear will drive the rotating shaft to rotate. The rotation of the rotating shaft will drive the brush plate to rotate, thereby cleaning the dust attached to the surface of the filter screen, avoiding the situation where a large amount of dust inside the coal mine blocks the filter screen and cannot dissipate heat, resulting in excessive temperature inside the explosion-proof warehouse that may cause a safety accident, thereby improving the safety of the equipment.

[0020] 4. An automatic charging device for an inspection robot used underground in coal mines. The charging compartment is used for wireless charging of intelligent inspection robots in dangerous gas environments or underground in coal mines. The explosion-proof compartment automatically opens and closes its door, making the charging compartment a flameproof charging box to prevent explosion, which meets the new requirements for safe production in coal mines. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 The present invention is a schematic diagram of the overall structure of an automatic charging device for an inspection robot used underground in a coal mine.

[0022] Figure 2 This is a semi-closed schematic diagram of an automatic charging device for an inspection robot used underground in a coal mine proposed by the present invention.

[0023] Figure 3 This is a bottom view of an automatic charging device for an inspection robot used underground in a coal mine proposed by the present invention.

[0024] Figure 4 This is a cross-sectional view of an explosion-proof chamber of an automatic charging device for an inspection robot used underground in a coal mine proposed by the present invention.

[0025] Figure 5 This is a diagram showing the separation of a heat dissipation box and an explosion-proof bin of an automatic charging device for an inspection robot used underground in a coal mine proposed by the present invention.

[0026] Figure 6 This is an enlarged view of point A of an automatic charging device for an inspection robot used underground in a coal mine proposed by the present invention.

[0027] In the figure: 1. explosion-proof warehouse; 2. charging warehouse; 3. heat dissipation box; 4. filter; 5. brush plate; 6. door panel; 7. placement plate; 8. vertical plate; 9. triangular block; 10. strip groove; 11. limit block; 12. movable rod; 13. fixed plate; 14. first spring rod; 15. horizontal plate; 16. second spring rod; 17. arc plate; 18. slideway; 19. slider; 20. third spring; 21. strip plate; 22. hinged rod; 23. screw rod; 24. first motor; 25. slide groove; 26. connecting block; 27. limit column; 28. first gear; 29. ​​missing gear; 30. fan blade; 31. second motor; 32. first mounting plate; 33. second mounting plate. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0029] Reference Figure 1 and Figure 2An automatic charging device for an inspection robot used underground in a coal mine comprises an explosion-proof bin 1 and a placement plate 7, the placement plate 7 slides inside the explosion-proof bin 1 and is arranged horizontally, and one end of the top of the placement plate 7 is vertically fixedly connected with a vertical plate 8, a first limiting mechanism for limiting the vertical plate 8 is provided on a symmetrical side surface inside the explosion-proof bin 1, and one side of the explosion-proof bin 1 is open and hinged with a door panel 6, and both ends of one side of the vertical plate 8 are provided with a connection mechanism for connecting the door panel 6, and a reciprocating mechanism for reciprocating the vertical plate 8 is provided inside the explosion-proof bin 1, A charging bin 2 is installed on one side of the explosion-proof bin 1. The bottom of the explosion-proof bin 1 is arc-shaped, and a patrol robot limiting mechanism is provided on the placement plate 7. The end of the placement plate 7 away from the vertical plate 8 is provided with a patrol robot lifting mechanism, and a heat sink 3 is installed at the center of one side of the explosion-proof bin 1. The heat sink 3 is connected to the inside of the explosion-proof bin 1, and the heat sink 3 is provided with a heat dissipation mechanism for dissipating heat from the explosion-proof bin 1. Through the setting of this equipment, it is convenient to charge the patrol robot, realize unmanned charging, and realize unmanned coal mine inspection. The charging bin 2 is used for wireless charging of intelligent patrol robots in dangerous gas environments or underground coal mines. The explosion-proof bin 1 automatically opens and closes the door, so that the charging bin 2 forms a flameproof charging box to prevent explosions, which meets the new requirements for coal mine safety production.

[0030] Reference Figure 4 In a preferred embodiment, the first limiting mechanism includes a slide groove 25, and the slide groove 25 is horizontally opened on one side of the explosion-proof warehouse 1, a connecting block 26 is slidably provided inside the slide groove 25, and one end of the connecting block 26 is installed on one side of the vertical plate 8. Through the setting of the first limiting mechanism, it is convenient to limit the vertical plate 8.

[0031] Reference Figure 1 and Figure 4 In a preferred embodiment, the connecting mechanism includes a slide 18, and the slide 18 is vertically installed at one end of the vertical plate 8, a slider 19 slides inside the slide 18, and a third spring 20 is vertically arranged inside the slide 18, and the two ends of the third spring 20 are respectively installed on one side of the slider 19 and one end inside the slide 18, and one end of the slider 19 is hinged with a movable rod 12, and the other end of the movable rod 12 is hinged to one side of the door panel 6, which is used to link the placement plate 7 and the door panel 6.

[0032] Reference Figure 4In a preferred embodiment, the reciprocating mechanism includes a strip plate 21, and the strip plate 21 slides on one side of the explosion-proof warehouse 1 and is horizontally arranged. Both ends of one side of the strip plate 21 are hinged with hinged rods 22, and the other two ends of the two hinged rods 22 are respectively hinged to the two ends of one side of the vertical plate 8. A screw rod 23 rotates vertically inside the explosion-proof warehouse 1, and the surface of the screw rod 23 is connected to the inside of the strip plate 21 through a thread. A first motor 24 is vertically installed at the bottom of the explosion-proof warehouse 1, and the output shaft of the first motor 24 is installed at the center of the end of the screw rod 23. Limiting columns 27 are vertically fixed at both ends of the explosion-proof warehouse 1, and the surfaces of the two limiting columns 27 slide inside the strip plate 21. The first motor 24 is electrically connected to the charging warehouse 2, and is used to move the placement plate 7 and its connecting structure through the setting of the reciprocating mechanism.

[0033] Reference Figure 3 In a preferred embodiment, the inspection robot limiting mechanism includes a horizontal plate 15 and a second spring rod 16, and the horizontal plate 15 is horizontally arranged below the placement plate 7, and the limiting blocks 11 are vertically fixed at both ends of the top of the horizontal plate 15, and the two ends of the top of the placement plate 7 are provided with strip grooves 10 that penetrate and match the limiting blocks 11, and the tops of the two limiting blocks 11 pass through the two strip grooves 10 respectively. In a preferred embodiment, there are four second spring rods 16, and the four second spring rods 16 are respectively installed at the four ends of the top of the horizontal plate 15, and the telescopic ends of the four second spring rods 16 are respectively installed at the four ends of the bottom of the placement plate 7, and the bottom of the horizontal plate 15 is horizontally fixedly connected with an arc plate 17, which is used to limit the inspection robot and prevent it from moving.

[0034] Reference Figure 3 and Figure 4 In a preferred embodiment, the lifting mechanism of the inspection robot includes a triangular block 9, and one side of the triangular block 9 slides on one end of the placement plate 7, one side of the triangular block 9 is horizontally fixedly connected to a fixed plate 13, and first spring rods 14 are vertically installed at both ends of the top of the fixed plate 13, and the other two ends of the two first spring rods 14 are respectively installed at both ends of one side of the bottom of the placement plate 7, so that the inspection robot can be smoothly and conveniently moved to the placement plate 7.

[0035] Reference Figure 5 and Figure 6In a preferred embodiment, the heat dissipation mechanism includes a filter screen 4 and a fan blade 30, and a circular groove is provided on the side of the heat dissipation box 3 away from the explosion-proof warehouse 1 and is adapted to the filter screen 4. The filter screen 4 is installed in the circular groove, and a brush plate 5 is slidably provided on the side of the filter screen 4 away from the explosion-proof warehouse 1. A first gear 28 and a missing gear 29 are rotated inside the heat dissipation box 3 and mesh with each other. A rotating shaft is horizontally installed on one side of the first gear 28, and the other end of the rotating shaft passes through the filter screen 4 and is installed on one end of the brush plate 5. A first mounting plate 32 is horizontally fixed on one side of the heat dissipation box 3, and the first gear 28 is rotatably connected to one end of the first mounting plate 32. A second mounting plate 33 is horizontally installed on the other side of the heat dissipation box 3. The fan blade 30 rotates inside the heat dissipation box 3, and the top of the fan blade 30 is installed at the center of one side of the missing gear 29. A second motor 31 is horizontally installed at one end of the second mounting plate 33, and the output shaft of the second motor 31 is installed at the center of the other end of the fan blade 30, which is used to dissipate heat for the explosion-proof warehouse 1 and clean the filter screen 4 at the same time.

[0036] Working principle: During use, when the inspection robot needs to be charged, the inspection robot will move to the triangular block 9, and move along the inclined surface of the triangular block 9 to the placement plate 7, and then move to the inside of the two strip grooves 10, and then the first motor 24 drives the screw rod 23 to rotate, the rotation of the screw rod 23 will drive the strip plate 21 to move, the movement of the strip plate 21 will drive the two hinged rods 22 to move the mechanism, the movement of the two hinged rods 22 will drive the vertical plate 8 to move, and the stability of the movement of the vertical plate 8 is guaranteed by the setting of the slide groove 25 and the connecting block 26, the movement of the vertical plate 8 will drive the placement plate 7 to move, and the movement of the placement plate 7 will drive the inspection robot located on the top of the placement plate 7 to move to the inside of the explosion-proof warehouse 1, so that the inspection robot can be charged, and the charging does not require human intervention, and adopts a wireless Line charging method, in addition, the charging position can be installed nearby according to actual conditions, thereby improving the use effect of the equipment, when the inspection robot is moved to the explosion-proof warehouse 1 for charging, the movement of the placement plate 7 will drive the second spring rod 16, the triangular block 9 and the first spring rod 14 to move, the movement of the second spring rod 16 will drive the cross plate 15 to move, and the movement of the cross plate 15 will drive the arc plate 17 to move, when the arc plate 17 contacts the bottom edge of the explosion-proof warehouse 1, the arc plate 17 will move, and the movement of the arc plate 17 will drive the cross plate 15 to move upward, and when the cross plate 15 moves upward, the second spring rod 16 generates elastic force and also moves the two limit blocks 11 upward, so that the tops of the two limit blocks 11 can be higher than the top of the placement plate 7, so the inspection robot can be limited during charging. The inspection robot is placed and moved during charging, which affects the charging process. In addition, the movement of the first spring rod 14 will drive the fixed plate 13 to move. When the arc surface at the bottom end of the triangular block 9 contacts the bottom of the explosion-proof warehouse 1, the triangular block 9 will move upward. The upward movement of the triangular block 9 will drive the fixed plate 13 to move upward while also causing the first spring rod 14 to generate elastic force, so that the triangular block 9, the horizontal plate 15 and the placement plate 7 can smoothly enter the explosion-proof warehouse 1, and the vertical plate 8 will also drive the slide 18 to move when moving, and the movement of the slide 18 will drive the slider 19 to move, and the movement of the slider 19 will drive the movable rod 12 to move, and the movement of the movable rod 12 will drive the door panel 6 to move, and further, the door panel 6 can be closed when the placement plate 7 is moved into the explosion-proof warehouse 1. Similarly, after charging is completed, the charging The power warehouse 2 automatically disconnects the power supply of the transmitting end, and the first motor 24 drives the placement plate 7 to move while opening the door panel 6, which is convenient for use, thereby improving the practicality of the device. When the inspection robot is wirelessly charged, the fan blade 30 can be driven to rotate by the second motor 31, and the rotation of the fan blade 30 will drive the missing gear 29 to rotate, and the rotation of the missing gear 29 will drive the first gear 28 to rotate, and the friction between the first gear 28 and the first mounting plate 32 is the same as the gravity exerted on the brush plate 5. The rotation of the first gear 28 will drive the rotation of the shaft, and the rotation of the shaft will drive the brush plate 5 to rotate, so that the dust attached to the surface of the filter screen 4 can be cleaned, avoiding a large amount of dust inside the coal mine blocking the filter screen 4 and preventing it from dissipating heat, resulting in the situation where the temperature inside the explosion-proof warehouse 1 is too high and a safety accident should occur.This improves the safety of the device.

[0037] The charging compartment 2 is used for wireless charging of the intelligent inspection robot in a hazardous gas environment or underground in a coal mine. The explosion-proof compartment 1 automatically opens and closes the door, making the charging compartment 2 a flameproof charging box to prevent explosion, which meets the new requirements for safe production in coal mines.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic charging device for an inspection robot used in underground coal mines, comprising an explosion-proof chamber (1) and a placement plate (7), characterized in that: The placement plate (7) slides inside the explosion-proof warehouse (1) and is arranged horizontally, and one end of the top of the placement plate (7) is vertically fixedly connected to a vertical plate (8), a first limiting mechanism for limiting the vertical plate (8) is provided on a symmetrical side surface inside the explosion-proof warehouse (1), and one side of the explosion-proof warehouse (1) is open and hinged with a door panel (6), and both ends of one side of the vertical plate (8) are provided with a connecting mechanism for connecting the door panel (6), and a reciprocating movement mechanism for reciprocating the vertical plate (8) is provided inside the explosion-proof warehouse (1). A charging chamber (2) is installed on one side of the explosion-proof chamber (1); the bottom of the open portion of the explosion-proof chamber (1) is arc-shaped, and a positioning mechanism for an inspection robot is provided on the placement plate (7); an inspection robot lifting mechanism is provided on the end of the placement plate (7) away from the vertical plate (8); a heat sink (3) is installed at the center of one side of the explosion-proof chamber (1); the heat sink (3) is connected to the inside of the explosion-proof chamber (1), and a heat sink (3) is provided on the heat sink (3) for dissipating heat from the explosion-proof chamber (1); The connection mechanism comprises a slideway (18), and the slideway (18) is vertically installed at one end of the vertical plate (8), a slider (19) is slidably arranged inside the slideway (18), and a third spring (20) is vertically arranged inside the slideway (18), two ends of the third spring (20) are respectively installed on one side of the slider (19) and one end inside the slideway (18), and one end of the slider (19) is hinged to a movable rod (12), and the other end of the movable rod (12) is hinged to one side of the door panel (6); The reciprocating mechanism comprises a strip plate (21), and the strip plate (21) slides on one side of the explosion-proof warehouse (1) and is horizontally arranged. Both ends of one side of the strip plate (21) are hinged with hinged rods (22), and the other two ends of the two hinged rods (22) are respectively hinged to the two ends of one side of the vertical plate (8). A screw rod (23) is vertically rotated inside the explosion-proof warehouse (1), and the surface of the screw rod (23) is connected to the inside of the strip plate (21) through a thread. A first motor (24) is vertically installed at the bottom of the explosion-proof warehouse (1), and the output shaft of the first motor (24) is installed at the center of the end of the screw rod (23). Both ends of the explosion-proof warehouse (1) are vertically fixed with limit columns (27), and the surfaces of the two limit columns (27) slide inside the strip plate (21). The first motor (24) is electrically connected to the charging warehouse (2); The inspection robot limiting mechanism comprises a horizontal plate (15) and a second spring rod (16), and the horizontal plate (15) is horizontally arranged below the placement plate (7), and limiting blocks (11) are vertically fixed at both ends of the top of the horizontal plate (15), and both ends of the top of the placement plate (7) are provided with strip grooves (10) penetrating therethrough and matching with the limiting blocks (11), and the top ends of the two limiting blocks (11) respectively pass through the two strip grooves (10).

2. The automatic charging device for an inspection robot used in underground coal mines according to claim 1, characterized in that: The first limiting mechanism comprises a slide groove (25), and the slide groove (25) is horizontally opened on one side of the interior of the explosion-proof warehouse (1), a connecting block (26) slides inside the slide groove (25), and one end of the connecting block (26) is installed on one side of the vertical plate (8).

3. The automatic charging device for an underground coal mine inspection robot according to claim 1, characterized in that: There are four second spring rods (16), and the four second spring rods (16) are respectively installed at the four ends of the top of the horizontal plate (15), and the telescopic ends of the four second spring rods (16) are respectively installed at the four ends of the bottom of the placement plate (7), and the bottom of the horizontal plate (15) is horizontally fixedly connected with an arc plate (17).

4. The automatic charging device for an inspection robot used in underground coal mines according to claim 3, characterized in that: The inspection robot lifting mechanism comprises a triangular block (9), and one side of the triangular block (9) slides on one end of a placement plate (7), one side of the triangular block (9) is horizontally fixedly connected to a fixing plate (13), and first spring rods (14) are vertically installed at both ends of the top of the fixing plate (13), and the other two ends of the two first spring rods (14) are respectively installed at two ends of one side of the bottom of the placement plate (7).

5. The automatic charging device for an underground coal mine inspection robot according to claim 4, characterized in that: The heat dissipation mechanism comprises a filter screen (4) and a fan blade (30), and a circular groove penetrating therethrough is provided on a side of the heat dissipation box (3) away from the explosion-proof bin (1) and matched with the filter screen (4), the filter screen (4) is installed in the circular groove, and a brush plate (5) is slidably provided on a side of the filter screen (4) away from the explosion-proof bin (1), and a first gear (28) and a missing gear (29) are rotated inside the heat dissipation box (3) and meshed with each other.

6. The automatic charging device for an inspection robot used in underground coal mines according to claim 5, characterized in that: A rotating shaft is horizontally mounted on one side of the first gear (28), and the other end of the rotating shaft passes through the filter (4) and is mounted on one end of the brush plate (5). A first mounting plate (32) is horizontally fixed on one side of the heat dissipation box (3), and the first gear (28) is rotatably connected to one end of the first mounting plate (32). A second mounting plate (33) is horizontally mounted on the other side of the heat dissipation box (3).

7. The automatic charging device for an underground coal mine inspection robot according to claim 6, characterized in that: The fan blade (30) rotates inside the heat dissipation box (3), and the top end of the fan blade (30) is installed at the center of one side of the missing gear (29), a second motor (31) is horizontally installed at the end of one side of the second mounting plate (33), and the output shaft of the second motor (31) is installed at the center of the other end of the fan blade (30).

Images