Coal mine electromechanical protection device

Abstract

The utility model relates to the technical field of protective devices, and provides a coal mine electromechanical protective device which comprises a base, a cover plate, a side plate assembly, a filter screen assembly, a buffer assembly and a mounting plate. The side plate assembly comprises a first side plate and a second side plate which are detachably arranged on the base; a threading hole is formed in the first side plate, and a cooling fan is arranged on the second side plate; the filter screen assembly comprises a first filter screen and a second filter screen which are detachably arranged on the base, and a closed cavity is defined by the base, the first side plate, the second side plate, the first filter screen, the second filter screen and the cover plate; the buffer assembly and the mounting plate are arranged in the closed cavity, the buffer assembly is arranged between the base and the mounting plate, and the mounting plate is used for mounting electromechanical equipment. The coal mine electromechanical protection device is convenient to assemble on site, can ensure that electromechanical equipment works in a relatively clean environment, and performs heat dissipation and shock absorption on the electromechanical equipment, thereby providing reliable protection for the electromechanical equipment, and improving the safety and reliability of the operation of the electromechanical equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of protective device, especially relates to a coal mine electromechanical protective device. BACKGROUND

[0002] Coal mine is a high-risk industry, and faces various safety hazards in the mining process, including fire, explosion, collapse and mechanical failure, etc., and the working environment of various substations, power supply boxes, electromagnetic starters, feeder switches, high-explosive switches and other electromechanical equipment in coal mines is extremely poor, so these electromechanical equipment needs to be protected. Therefore, ensuring the safe operation of electromechanical equipment in coal mines is crucial to protect the life safety of coal mine workers and the normal operation of coal mines.

[0003] The existing protective device for electromechanical equipment mostly adopts a fixed box body by welding, which is not only inconvenient for workers to assemble, but also has poor heat dissipation effect, making it difficult to be applied to the coal mining environment and unable to provide reliable protection for electromechanical equipment. UTILITY MODEL CONTENT

[0004] The utility model provides a coal mine electromechanical protective device, which at least solves or improves the problems of the existing protective device for coal mine electromechanical equipment, such as inconvenient assembly, poor heat dissipation effect and difficulty in providing reliable protection for electromechanical equipment.

[0005] The utility model provides a coal mine electromechanical protective device, which at least solves or improves the problems of the existing protective device for coal mine electromechanical equipment, such as inconvenient assembly, poor heat dissipation effect and difficulty in providing reliable protection for electromechanical equipment.

[0006] The side plate assembly comprises a first side plate and a second side plate which are detachably arranged on the base, the first side plate and the second side plate are spaced from each other and arranged along a first direction; the first side plate is provided with a threading hole, and the second side plate is provided with a cooling fan;

[0007] The filter screen assembly comprises a first filter screen and a second filter screen which are detachably arranged on the base, the first filter screen and the second filter screen are spaced from each other and arranged along a second direction; the first direction and the second direction are perpendicular;

[0008] The first side plate, the second side plate, the first filter screen and the second filter screen are detachably connected with the cover plate, and the base, the first side plate, the second side plate, the first filter screen, the second filter screen and the cover plate form an enclosed cavity;

[0009] The buffer assembly and the mounting plate are arranged in the enclosed cavity, the buffer assembly is arranged between the base and the mounting plate, and the mounting plate is used for mounting electromechanical equipment.

[0010] The buffering assembly comprises a damping piece and a plurality of buffering springs.

[0011] The plurality of buffering springs are arranged around the damping piece, the damping piece is arranged between the base and the mounting plate, and is supported at a position corresponding to the geometric center of the mounting plate.

[0012] According to the coal mine electromechanical protection device, the upper end of the buffering spring is connected with the mounting plate through the positioning sleeve, and the lower end of the buffering spring is connected with the base through the positioning sleeve.

[0013] According to the coal mine electromechanical protection device, the lower ends of the first filter screen and the second filter screen are provided with fixing pins, and the base is provided with first positioning holes matched with the fixing pins.

[0014] According to the coal mine electromechanical protection device, the pin assembly comprises a connecting rod, a pin and a reset spring.

[0015] The connecting rod is horizontally placed on the cover plate, the pin is vertically connected with the connecting rod, the cover plate is provided with a through hole, the first filter screen and the second filter screen are provided with second positioning holes, the pin is arranged in the through hole and is arranged opposite to the second positioning holes.

[0016] The reset spring is sleeved on the peripheral wall of the pin and abuts between the lower end of the pin and the cover plate, and the reset spring is used for controlling the lower end of the pin to be inserted into the second positioning hole.

[0017] According to the coal mine electromechanical protection device, the top surface of the cover plate is provided with a groove, and the connecting rod is arranged in the groove.

[0018] According to the coal mine electromechanical protection device, the threading hole is filled with a rubber plug, and the rubber plug has a channel for the outgoing line of the electromechanical equipment to pass through.

[0019] According to the coal mine electromechanical protection device, the top ends of the first side plate and the second side plate are provided with first threaded holes, the cover plate is provided with a first mounting hole, and the cover plate is screw-connected with the first threaded holes through a fixing screw arranged in the first mounting hole.

[0020] The base is provided with a second threaded hole, the bottom end of the first side plate and the second side plate is provided with a second mounting hole, and the first side plate and the second side plate are connected with the second threaded hole through a connecting bolt penetrating the second mounting hole.

[0021] According to the coal mine electromechanical protection device, the bottom of the base is provided with a plurality of walking wheels and a plurality of adjustable supporting legs, and the plurality of adjustable supporting legs are located between the plurality of walking wheels.

[0022] According to the coal mine electromechanical protection device, the adjustable supporting leg comprises a threaded sleeve and a supporting leg.

[0023] The threaded sleeve is arranged at the bottom of the base, the lower end of the supporting leg is configured to be supported on the ground, and the upper end of the supporting leg is provided with a screw rod, and the screw rod is threadedly connected with the threaded sleeve.

[0024] The coal mine electromechanical protection device provided by the utility model, through setting up base, cover plate, side plate assembly, filter screen assembly, buffer assembly and mounting plate, can conveniently form a closed cavity for accommodating electromechanical equipment based on base, side plate assembly, filter screen assembly and cover plate, under the driving of the cooling fan, the air outside enters into the closed cavity through the filter screen assembly, and then is discharged from the area corresponding to the cooling fan, in this process, the filter screen assembly filters the dust and impurities in the air entering into the closed cavity, and the air and the electromechanical equipment are in convection heat dissipation; since the electromechanical equipment is installed on the mounting plate, when the coal mine explodes and other vibration scenes occur, the buffer assembly can be used to dampen the electromechanical equipment supported by the mounting plate, so as to prevent the electromechanical equipment from being damaged under severe vibration.

[0025] As can be seen from the above, the coal mine electromechanical protection device provided by the utility model is convenient for on-site assembly, can ensure that the electromechanical equipment works in a relatively clean environment in actual application, and can heat dissipation and shock absorption of the electromechanical equipment, thereby providing reliable protection for the electromechanical equipment and improving the safety and reliability of the operation of the electromechanical equipment. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the technical scheme of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0027] Figure 1 It is one of the structure schematic diagrams of the coal mine electromechanical protection device provided by the utility model.

[0028] Figure 2 is a structural schematic diagram of the coal mine electromechanical protection device provided by the utility model.

[0029] Figure 3 is a structural schematic diagram of the coal mine electromechanical protection device provided by the utility model.

[0030] Figure 4 is a structural schematic diagram of the cover plate matched with the first filter screen through the bolt assembly.

[0031] Figure 5 is a schematic diagram of the explosion structure of the adjustable supporting leg provided by the utility model.

[0032] Reference signs:

[0033] 1, base; 2, first side plate; 3, second side plate; 4, threading hole; 5, rubber plug; 6, cooling fan; 7, first threaded hole; 8, first filter screen; 9, fixed pin; 10, first positioning hole; 11, cover plate; 12, fixed screw; 13, groove; 14, connecting rod; 15, bolt; 16, return spring; 17, second positioning hole; 18, mounting plate; 19, damping member; 20, buffer spring; 21, positioning sleeve; 22, connecting bolt; 23, second threaded hole; 24, threaded sleeve; 25, supporting leg. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the utility model more clear, the technical scheme in the utility model will be described clearly and completely below in combination with the drawings in the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0035] The coal mine electromechanical protection device provided by the utility model embodiment will be described in detail below in combination with specific embodiments and application scenarios. Figures 1-5

[0036] In some embodiments, as shown in Figure 1 , Figure 2 and Figure 3 , the utility model embodiment provides a coal mine electromechanical protection device, which comprises a base 1, a cover plate 11, a side plate assembly, a filter screen assembly, a buffer assembly and a mounting plate 18.

[0037] ​The side panel assembly includes a first side panel 2 and a second side panel 3 detachably mounted on the base 1. The first side panel 2 and the second side panel 3 are spaced apart from each other and arranged along a first direction. The first side panel 2 is provided with a wire hole 4 for threading out the lead wires (such as power cords and control lines) of electromechanical equipment. The second side panel 3 is provided with a cooling fan 6 and a ventilation opening corresponding to the cooling fan 6. Multiple cooling fans 6 and ventilation openings can be provided one-to-one.

[0038] The filter assembly includes a first filter 8 and a second filter detachably mounted on the base 1. Both the first filter 8 and the second filter can be metal filters. The first filter 8 and the second filter are spaced apart from each other and arranged along a second direction; the first direction and the second direction are perpendicular.

[0039] The first side plate 2, the second side plate 3, the first filter screen 8, and the second filter screen are detachably connected to the cover plate 11. The base 1, the first side plate 2, the second side plate 3, the first filter screen 8, the second filter screen, and the cover plate 11 form a closed cavity. The second filter screen is located in... Figure 1 Not shown in the diagram; the buffer assembly and the mounting plate 18 are located in the enclosed cavity. The buffer assembly is located between the base 1 and the mounting plate 18. The mounting plate 18 is used to install electromechanical equipment, including a substation for coal mine mining control, a power supply box, an electromagnetic starter, a power supply switch, and a high-explosive switch.

[0040] Understandably, the coal mine electromechanical protection device provided by this utility model, by setting up a base 1, a cover plate 11, a side plate assembly, a filter assembly, a buffer assembly, and a mounting plate 18, can conveniently form a closed cavity for accommodating electromechanical equipment based on the base 1, the side plate assembly, the filter assembly, and the cover plate 11. Driven by the cooling fan 6, outside air enters into the closed cavity through the filter assembly and is then discharged from the area corresponding to the cooling fan 6. During this process, the filter assembly filters dust and impurities in the air entering the closed cavity, and the air convects with the electromechanical equipment for heat dissipation. Since the electromechanical equipment is installed on the mounting plate 18, in the event of blasting or other vibration scenarios in the coal mine, the buffer assembly can be used to dampen the electromechanical equipment supported by the mounting plate 18, preventing damage to the electromechanical equipment under severe vibration.

[0041] As can be seen from the above, the coal mine electromechanical protection device shown in this utility model is easy to assemble on site. In practical applications, it can not only ensure that the electromechanical equipment works in a relatively clean environment, but also dissipate heat and reduce vibration of the electromechanical equipment, thereby providing reliable protection for the electromechanical equipment and improving the safety and reliability of the electromechanical equipment operation.

[0042] In some embodiments, such as Figure 2 and Figure 3As shown, in order to reliably provide buffering protection for the electromechanical equipment on the mounting plate 18 when vibration occurs in the coal mining site, the buffering assembly includes a damping member 19 and a plurality of buffering springs 20; the plurality of buffering springs 20 are arranged around the damping member 19, the damping member 19 is arranged between the base 1 and the mounting plate 18, and is supported at a position corresponding to the geometric center of the mounting plate 18; each buffering spring 20 is arranged between the base 1 and the mounting plate 18.

[0043] Among them, the damping member 19 can be configured in a cylindrical shape, the damping member 19 can be made of an elastic rubber member, and the buffering spring 20 can be provided with four, the four buffering springs 20 are arranged around the damping member 19 and are supported at the four corner positions of the mounting plate 18.

[0044] In some embodiments, as shown Figure 3 In order to facilitate the installation of the buffering spring 20, the two ends of the buffering spring 20 are embedded in the positioning sleeve 21, the positioning sleeve 21 at the upper end of the buffering spring 20 is connected with the mounting plate 18, and the positioning sleeve 21 at the lower end of the buffering spring 20 is connected with the base 1.

[0045] In some embodiments, as shown Figure 1 and Figure 4 In order to facilitate the replacement of the first filter screen 8 and the second filter screen, the lower end of the first filter screen 8 and the second filter screen is provided with a fixing pin 9, and the base 1 is provided with a first positioning hole 10 matched with the fixing pin 9; the upper end of the first filter screen 8 and the second filter screen is detachably connected with the cover plate 11 through a latch assembly.

[0046] Specifically, the latch assembly includes a connecting rod 14, a latch 15 and a return spring 16; the connecting rod 14 is horizontally placed on the cover plate 11, and the latch 15 is vertically connected with the connecting rod 14; the cover plate 11 is provided with a through hole, and the first filter screen 8 and the second filter screen are provided with a second positioning hole 17; the latch 15 is arranged in the through hole and is arranged opposite to the second positioning hole 17; the return spring 16 is sleeved on the peripheral wall of the latch 15 and abuts between the lower end of the latch 15 and the cover plate 11; the return spring 16 is used to control the lower end of the latch 15 to be inserted into the second positioning hole 17.

[0047] In actual application, according to the elastic force provided by the return spring 16, it can be ensured that the lower surface of the connecting rod 14 is in contact with the top surface of the cover plate 11, and the lower end of the latch 15 is in a position inserted into the second positioning hole 17, at this time, the first filter screen 8 and the second filter screen cannot be detached.

[0048] If the first filter screen 8 and the second filter screen need to be replaced due to excessive dust, the connection between the cover plate 11 and the first side plate 2 and the second side plate 3 can be disconnected, the connecting rod 14 can be lifted upwards until the lower end of the latch 15 is separated from the second positioning hole 17, and finally the first filter screen 8 and the second filter screen can be lifted upwards until the fixing pin 9 is separated from the first positioning hole 10, thereby achieving the disassembly of the first filter screen 8 and the second filter screen.

[0049] Conversely, when replacing the new first filter screen 8 and the second filter screen, the fixing pin 9 at the lower end of the first filter screen 8 and the second filter screen can be inserted into the first positioning hole 10, the cover plate 11 with the latch assembly can be connected to the first side plate 2 and the second side plate 3, and the corresponding latch 15 of the latch assembly can be inserted into the second positioning hole 17.

[0050] In some embodiments, as shown in Figure 1 , a groove 13 is provided on the top surface of the cover plate 11 to better define the placement position of the connecting rod 14 on the cover plate 11, and the connecting rod 14 is arranged in the groove 13.

[0051] In some embodiments, as shown in Figure 1 , the threading hole 4 is filled with a rubber plug 5 made of plastic material, which has a passage for the outgoing line of the electromechanical equipment to pass through. The outgoing line of the electromechanical equipment is arranged through the rubber plug 5, and the gap between the outgoing line of the electromechanical equipment and the rubber plug 5 is blocked, which can prevent dust from the outside from entering the above-mentioned closed cavity through the threading hole 4.

[0052] In some embodiments, as shown in Figure 1 , Figure 2 and Figure 3 , in order to facilitate the installation of the first side plate 2, the second side plate 3 and the cover plate 11, the top end of the first side plate 2 and the second side plate 3 is provided with a first threaded hole 7, and the cover plate 11 is provided with a first mounting hole, and the cover plate 11 is screwed with the first threaded hole 7 through a fixing screw 12 arranged in the first mounting hole; the base 1 is provided with a second threaded hole 23, and the bottom end of the first side plate 2 and the second side plate 3 is provided with a second mounting hole, and the first side plate 2 and the second side plate 3 are screwed with the second threaded hole 23 through a connecting bolt 22 arranged in the second mounting hole.

[0053] In some embodiments, as shown in Figure 1 , the bottom of the base 1 is provided with a plurality of running wheels and a plurality of adjustable legs, and the plurality of adjustable legs are located between the plurality of running wheels.

[0054] It can be understood that the running wheels include directional wheels and universal wheels, and the running wheels arranged on the bottom of the base 1 can control the movement of the coal mine electromechanical protection device on the ground.

[0055] Meanwhile, the adjustable supporting legs can be adjusted in height, and when the coal mine electromechanical protection device is moved to the position, the adjustable supporting legs can be adjusted to ensure that the coal mine electromechanical protection device is stably placed at the target position without moving.

[0056] In some embodiments, as shown in Figure 3 and Figure 5 The adjustable supporting leg comprises a threaded sleeve 24 and a supporting leg 25; the threaded sleeve 24 is arranged at the bottom of the base 1, the lower end of the supporting leg 25 is configured to be supported on the ground, and the upper end of the supporting leg 25 is provided with a screw rod which is threadedly connected with the threaded sleeve 24.

[0057] It can be understood that the supporting leg 25 comprises a screw rod and a ground foot, the upper end of the screw rod extends into the threaded sleeve 24 and is threadedly connected with the threaded sleeve 24, the lower end of the screw rod is connected with the ground foot, and the ground foot is configured to be supported on the ground. In actual application, the height of the adjustable supporting leg can be adjusted by controlling the forward or reverse rotation of the supporting leg 25.

[0058] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A coal mine electromechanical protection device, characterized in that, The utility model relates to a filter box for machine tool, including: Base, cover plate, side plate assembly, filter screen assembly, buffer assembly and mounting plate; The side plate assembly includes first side plate and second side plate which are detachably arranged on the base, the first side plate and the second side plate are spaced from each other and are arranged along a first direction;The first side plate is provided with a threading hole, and the second side plate is provided with a cooling fan; The filter screen assembly includes first filter screen and second filter screen which are detachably arranged on the base, the first filter screen and the second filter screen are spaced from each other and are arranged along a second direction;The first direction and the second direction are perpendicular; The first side plate, the second side plate, the first filter screen and the second filter screen are detachably connected with the cover plate respectively, and the base, the first side plate, the second side plate, the first filter screen, the second filter screen and the cover plate enclose an enclosed cavity; The buffer assembly and the mounting plate are arranged in the enclosed cavity, the buffer assembly is arranged between the base and the mounting plate, and the mounting plate is used for mounting electromechanical equipment.

2. The coal mine electromechanical guard of claim 1, wherein, The buffer assembly includes a plurality of buffer springs and a damping member; The plurality of buffer springs are arranged around the damping member, the damping member is arranged between the base and the mounting plate and is supported at a position corresponding to the geometric center of the mounting plate, and each buffer spring is arranged between the base and the mounting plate.

3. The coal mine electro-mechanical guard of claim 2, wherein, The two ends of the buffer spring are embedded in the positioning sleeve, the positioning sleeve at the upper end of the buffer spring is connected with the mounting plate, and the positioning sleeve at the lower end of the buffer spring is connected with the base.

4. The coal mine electromechanical guard of claim 1, wherein, The lower end of the first filter screen and the second filter screen is provided with a fixing pin, and the base is provided with a first positioning hole matched with the fixing pin;The upper end of the first filter screen and the second filter screen is detachably connected with the cover plate through a latch assembly.

5. The coal mine electro-mechanical guard of claim 4, wherein, The latch assembly includes a connecting rod, a latch and a return spring; The connecting rod is horizontally placed on the cover plate, the latch is vertically connected with the connecting rod, the cover plate is provided with a through hole, the first filter screen and the second filter screen are provided with a second positioning hole, the latch is arranged in the through hole and is oppositely arranged with the second positioning hole; The return spring is sleeved on the peripheral wall of the latch and abuts between the cover plate and the lower end of the latch, and the return spring is used for controlling the lower end of the latch to be inserted into the second positioning hole.

6. The coal mine electro-mechanical guard of claim 5, wherein, The top surface of the cover plate is provided with a groove, and the connecting rod is arranged in the groove.

7. The coal mine electro-mechanical guard of claim 1, wherein, The threading hole is filled with a rubber plug, and the rubber plug has a channel for the outgoing line of the electromechanical equipment to pass through.

8. The coal mine electro-mechanical guard of claim 1, wherein, The top end of the first side plate and the second side plate is provided with a first threaded hole, the cover plate is provided with a first mounting hole, and the cover plate is screw-connected with the first threaded hole through a fixing screw arranged in the first mounting hole; The base is provided with a second threaded hole, the bottom end of the first side plate and the second side plate is provided with a second mounting hole, and the first side plate and the second side plate are screw-connected with the second threaded hole through a connecting bolt arranged in the second mounting hole.

9. A coal mine electro-mechanical guard according to any one of claims 1 to 8, characterised in that, The bottom of the base is provided with a plurality of walking wheels and a plurality of adjustable legs, and the plurality of adjustable legs are located between the plurality of walking wheels.

10. The coal mine electro-mechanical guard of claim 9, wherein, The adjustable leg comprises a threaded sleeve and a support leg. The threaded sleeve is arranged at the bottom of the base, the lower end of the support leg is configured to be supported on the ground, and the upper end of the support leg is provided with a screw rod, and the screw rod and the threaded sleeve are threadedly connected.

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