Emergency stop controller of coal mine heading machine

Abstract

The utility model discloses an emergency scram controller of a coal mine heading machine, which relates to the technical field of controllers, and comprises a controller body, the upper surface of the controller body is respectively provided with a scram button body, a protection assembly and a limiting assembly, and the protection assembly comprises a supporting seat arranged on the upper surface of the controller body. A connecting rod is fixedly connected to the supporting seat, and two mounting rods are rotationally connected to a rod body of the connecting rod; a protective cover is arranged, the protective cover is moved downwards, then two mounting rods are driven to rotate downwards, three sets of pressure springs are compressed, the protective cover is arranged above the scram button body in a covering mode, the protective cover is pressed to hold a pull handle, a limiting rod is pushed forwards till the limiting rod is inserted into an inserting groove, and the position of the limiting rod is limited by arranging a movable sliding block; and the limiting rod limits the limiting block, so that the emergency stop button body is protected by the protective cover, the mistaken touch condition is prevented, and the safety of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of controllers, in particular to an emergency stop controller for a coal mine roadheader. Background Art

[0002] A roadheader is a machine used to dig tunnels under flat ground. There are many types of roadheaders: according to the working object, they are divided into ordinary machines and tunnel boring machines; according to the working method, they are divided into open-type roadheaders and shield-type roadheaders. Working method: It is mainly composed of a traveling mechanism, a working mechanism, a loading mechanism, and a transfer mechanism. As the traveling mechanism moves forward, the cutting head in the working mechanism continuously breaks up the rocks and transports the broken rocks away. It has the advantages of safety, high efficiency, and good tunneling quality, but it is expensive, complex in structure, and has a large loss.

[0003] To facilitate the use of emergency stop buttons, most of them are directly exposed to the outside of the equipment, which may lead to accidental touches during use, affecting the safety of the equipment. At the same time, in order to facilitate the connection with other devices, the controller is provided with multiple connection sockets during use, which are connected to other devices through wiring harnesses. During use, dust in the air may easily enter the sockets, affecting the use of the equipment. Utility Model Content

[0004] The utility model aims to provide an emergency stop controller for a coal mine roadheader to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an emergency stop controller for a coal mine boring machine, comprising a controller body, on the upper surface of which an emergency stop button body, a protective assembly and a limit assembly are respectively installed, the protective assembly comprises a support seat installed on the upper surface of the controller body, a connecting rod is fixedly connected to the support seat, two mounting rods are rotatably connected to the rod body of the connecting rod, the other ends of the two mounting rods are fixedly connected to a protective cover, a limit block is welded to the right outer wall of the protective cover, and a plug-in slot is provided on the limit block.

[0006] Preferably, three groups of pressure springs are installed on the lower surfaces of the two mounting rods, and the other ends of the pressure springs are connected to the upper surface of the controller body.

[0007] Preferably, the limit assembly includes a accommodating seat installed on the upper surface of the controller body, and movable grooves are provided on the inner walls on both sides of the accommodating seat, and sliding rods are welded inside the two movable grooves. Moving sliders are slidably connected on the rod bodies of the two sliding rods, and a limit rod is installed on the moving slider. A sliding groove is penetrated through the back side of the accommodating seat, and one end of the limit rod is extended to the back side of the accommodating seat and is fixedly connected to the limiting disc.

[0008] Preferably, a display panel and control keys are respectively installed on the front of the controller body, a dustproof component is installed on the back of the controller body, and a dust cleaning component is installed inside the dustproof component.

[0009] Preferably, the limiting rod is movably connected to the slide slot, the diameter of the limiting disc is larger than the diameter of the slide slot, and a handle is welded to the outer wall of the limiting disc.

[0010] Preferably, the dustproof component includes an anti-collision shell installed on the back of the controller body, a dustproof net is installed inside the anti-collision shell, and a connecting hole is formed between the lower end of the outer wall of the anti-collision shell and the upper end of the dustproof net.

[0011] Preferably, the cleaning assembly includes a screw rod rotatably connected to the inner wall of one side of the anti-collision shell, a rotary block is threadedly connected to the rod body of the screw rod, a guide rod is welded to the inner wall of one side of the anti-collision shell, the rotary block and the guide rod are slidably connected, an adjusting disk is installed on the outer wall of the anti-collision shell, the adjusting disk is fixedly connected to one end of the screw rod, a scraper is installed on the rotary block, and a disassembly plate is installed on the outer wall of the other side of the anti-collision shell by bolts.

[0012] Beneficial Effects

[0013] The utility model provides an emergency stop controller for a coal mine boring machine, which has the following beneficial effects:

[0014] 1. The emergency stop controller of the coal mine boring machine is provided with a protective cover, which is moved downward, thereby driving the two mounting rods to rotate downward, compressing the pressure spring, so that the protective cover is covered above the emergency stop button body, pressing the protective cover and holding the handle, pushing the limit rod forward until it is inserted into the plug-in slot, and limiting the position of the limit rod by setting a movable slider, and the limit rod limiting the limit block, so that the protective cover protects the emergency stop button body to prevent accidental touch, which is beneficial to improving the safety of the equipment.

[0015] 2. The emergency stop controller of the coal mine boring machine can effectively block the dust by setting a dustproof net to prevent dust from entering the connection jack of the controller body, which is beneficial to improve the safety of the equipment. The adjustment disk is turned regularly to drive the screw to rotate forward and then reverse, so that the rotary block and the scraper move left and right. The scraper scrapes the dust on the dustproof net and drops it to the bottom of the anti-collision shell. The disassembly plate can be removed to clean it. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a three-dimensional schematic diagram Figure 1 ;

[0017] Figure 2 The utility model is a three-dimensional schematic diagram Figure 2 ;

[0018] Figure 3This is a schematic diagram of the internal structure of the crash shell;

[0019] Figure 4 for Figure 1 The enlarged structural diagram at A in the middle;

[0020] Figure 5 for Figure 2 The enlarged structural diagram at B in the middle;

[0021] Figure 6 Schematic diagram of the internal structure of the protective cover.

[0022] In the figure: 1. Controller body; 2. Emergency stop button body; 3. Protection assembly; 301. Support seat; 302. Connecting rod; 303. Mounting rod; 304. Protection cover; 305. Limit block; 306. Plug-in slot; 4. Limit assembly; 401. Receiving seat; 402. Moving slot; 403. Slide rod; 404. Moving slider; 405. Limit rod; 406. Slide slot; 407. Limit disc; 5. Pressure spring; 6. Display panel; 7. Control key; 8. Dustproof assembly; 801. Anti-collision shell; 802. Dustproof net; 803. Connecting hole; 9. Cleaning assembly; 901. Screw; 902. Rotary block; 903. Guide rod; 904. Adjustment disk; 905. Scraper; 906. Disassembly plate; 10. Handle. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-6 The utility model provides a technical solution: an emergency stop controller for a coal mine boring machine, comprising a controller body 1, a display panel 6 and a control key 7 are respectively installed on the front of the controller body 1, a dustproof component 8 is installed on the back of the controller body 1, and a dust cleaning component 9 is installed inside the dustproof component 8. The dustproof component 8 comprises an anti-collision shell 801 installed on the back of the controller body 1, a dustproof net 802 is installed inside the anti-collision shell 801, and a connecting hole 803 is opened at the lower end of the outer wall of the anti-collision shell 801 and the upper end of the dustproof net 802. Dust enters the interior of the anti-collision shell 801 through the connecting hole 803 at the lower end of the outer wall of the anti-collision shell 801, and the dustproof net 802 effectively blocks dust and prevents dust from entering the connecting jack of the controller body 1, which is beneficial to improving the safety of the equipment.

[0025] The upper surface of the controller body 1 is respectively installed with an emergency stop button body 2, a protective component 3 and a limit component 4. The protective component 3 includes a support seat 301 installed on the upper surface of the controller body 1, and a connecting rod 302 is fixedly connected to the support seat 301. Two mounting rods 303 are rotatably connected to the rod body of the connecting rod 302. The other ends of the two mounting rods 303 are fixedly connected to a protective cover 304. A limiting block 305 is welded to the right outer wall of the protective cover 304. The limiting block 305 is provided with a plug-in slot 306. Three groups of pressure springs 5 ​​are installed on the lower surfaces of the two mounting rods 303. The other ends of the pressure springs 5 ​​are connected to the upper surface of the controller body 1. The limit component 4 includes a accommodating seat 401 installed on the upper surface of the controller body 1. The inner walls on both sides of the accommodating seat 401 are provided with moving grooves 402. Slide rods 403 are welded inside the two moving grooves 402. The rod bodies of the two slide rods 403 are slidably connected with moving sliders 404. The moving sliders 4 04 is installed with a limit rod 405, and a slide groove 406 is provided on the back of the accommodating seat 401. One end of the limit rod 405 is extended to the back of the accommodating seat 401 and is fixedly connected with a limit disc 407. The limit rod 405 and the slide groove 406 are movably connected. The diameter of the limit disc 407 is larger than the diameter of the slide groove 406. A pull handle 10 is welded on the outer wall of the limit disc 407. The protective cover 304 is moved downward, thereby driving the two installation rods 303 to rotate downward. The pressure spring 5 is compressed so that the protective cover 304 covers the top of the emergency stop button body 2, the protective cover 304 is pressed to hold the handle 10, and the limit rod 405 is pushed forward until it is inserted into the plug-in slot 306. The position of the limit rod 405 is limited by setting a movable slider 404, and the limit rod 405 limits the limit block 305, so that the protective cover 304 protects the emergency stop button body 2 to prevent accidental touch, which is beneficial to improving the safety of the equipment.

[0026] The dust cleaning component 9 includes a screw rod 901 rotatably connected to the inner wall of one side of the anti-collision shell 801, a rotary block 902 is threadedly connected to the rod body of the screw rod 901, a guide rod 903 is welded to the inner wall of one side of the anti-collision shell 801, the rotary block 902 and the guide rod 903 are slidably connected, an adjusting disk 904 is installed on the outer wall of the anti-collision shell 801, the adjusting disk 904 is fixedly connected to one end of the screw rod 901, a scraper 905 is installed on the rotary block 902, and a disassembly plate 906 is installed on the outer wall of the other side of the anti-collision shell 801 through bolts. The adjusting disk 904 is rotated regularly, thereby driving the screw rod 901 to rotate forward and then reverse, so that the rotary block 902 and the scraper 905 move left and right under the limit guidance of the guide rod 903, and the scraper 905 scrapes the dust on the dustproof net 802 and drops it to the bottom of the anti-collision shell 801. The disassembly plate 906 can be removed to clean it.

[0027] Working principle: When in use, move the protective cover 304 downward, thereby driving the two mounting rods 303 to rotate downward, compressing the pressure spring 5, so that the protective cover 304 covers the top of the emergency stop button body 2, press the protective cover 304 and hold the handle 10, push the limit rod 405 forward until it is inserted into the plug-in slot 306, and limit the position of the limit rod 405 by setting the movable slider 404, and the limit rod 405 limits the limit block 305, so that the protective cover 304 protects the emergency stop button body 2 to prevent accidental touch, which is beneficial to improve the safety of the equipment. When it is necessary to open the protective cover 304, hold the handle 10 and pull the limit rod 405 backward until it is completely disengaged from the plug-in slot 306, so that the limit block 305 It is not limited. At this time, the pressure spring 5 pushes the two mounting rods 303 to rotate upward, so that the protective cover 304 automatically pops open, which is convenient for operating the emergency stop button body 2. Dust enters the interior of the anti-collision shell 801 through the connecting hole 803 at the lower end of the outer wall of the anti-collision shell 801. The dustproof net 802 effectively blocks the dust and prevents the dust from entering the connecting jack of the controller body 1, which is beneficial to improving the safety of the equipment. Regularly rotate the adjusting disk 904, thereby driving the screw rod 901 to rotate forward and then reverse, so that the rotating block 902 and the scraper 905 move left and right under the limiting guidance of the guide rod 903. The scraper 905 scrapes the dust on the dustproof net 802 and drops it to the bottom of the anti-collision shell 801. Remove the disassembly plate 906 to clean it.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An emergency stop controller for a coal mine boring machine, comprising a controller body (1), characterized in that: The upper surface of the controller body (1) is respectively mounted with an emergency stop button body (2), a protection component (3) and a limit component (4); the protection component (3) comprises a support seat (301) mounted on the upper surface of the controller body (1); a connecting rod (302) is fixedly connected to the support seat (301); two mounting rods (303) are rotatably connected to the rod body of the connecting rod (302); the other ends of the two mounting rods (303) are fixedly connected with a protection cover (304); a limit block (305) is welded to the right outer wall of the protection cover (304); and a plug-in slot (306) is provided on the limit block (305).

2. An emergency stop controller for a coal mine boring machine according to claim 1, characterized in that: Three groups of pressure springs (5) are installed on the lower surfaces of the two mounting rods (303), and the other ends of the pressure springs (5) are connected to the upper surface of the controller body (1).

3. An emergency stop controller for a coal mine boring machine according to claim 1, characterized in that: The limit assembly (4) comprises a receiving seat (401) mounted on the upper surface of the controller body (1), the inner walls on both sides of the receiving seat (401) are provided with movable grooves (402), the insides of the two movable grooves (402) are welded with sliding rods (403), the rod bodies of the two sliding rods (403) are slidably connected with movable sliders (404), and a limit rod (405) is installed on the movable slider (404), the back side of the receiving seat (401) is penetrated by a sliding groove (406), and one end of the limit rod (405) is extended to the back side of the receiving seat (401) and fixedly connected to the limit disc (407).

4. An emergency stop controller for a coal mine boring machine according to claim 1, characterized in that: A display panel (6) and a control key (7) are respectively installed on the front of the controller body (1), a dustproof component (8) is installed on the back of the controller body (1), and a dust cleaning component (9) is installed inside the dustproof component (8).

5. An emergency stop controller for a coal mine boring machine according to claim 3, characterized in that: The limiting rod (405) is movably connected to the slide groove (406), the diameter of the limiting disc (407) is larger than the diameter of the slide groove (406), and a pull handle (10) is welded to the outer wall of the limiting disc (407).

6. An emergency stop controller for a coal mine boring machine according to claim 4, characterized in that: The dustproof component (8) comprises an anti-collision shell (801) installed on the back of the controller body (1), a dustproof net (802) is installed inside the anti-collision shell (801), and a connecting hole (803) is provided at the lower end of the outer wall of the anti-collision shell (801) and the upper end of the dustproof net (802).

7. An emergency stop controller for a coal mine boring machine according to claim 6, characterized in that: The dust cleaning assembly (9) comprises a screw rod (901) rotatably connected to the inner wall of one side of the anti-collision shell (801); a rotary block (902) is threadedly connected to the rod body of the screw rod (901); a guide rod (903) is welded to the inner wall of one side of the anti-collision shell (801); the rotary block (902) and the guide rod (903) are slidably connected; an adjustment disk (904) is installed on the outer wall of the anti-collision shell (801); the adjustment disk (904) and one end of the screw rod (901) are fixedly connected; a scraper (905) is installed on the rotary block (902); and a disassembly plate (906) is installed on the outer wall of the other side of the anti-collision shell (801) via bolts.

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