Mine magnetic induction control device

Abstract

The utility model provides a kind of mine magnetic induction control device, including control box, elastic button, hall sensor and controller, control box is equipped with explosion-proof board, explosion-proof board is used to separate the inside of control box as first chamber and second chamber, controller and hall sensor and executing element are electrically connected respectively;Elastic button extends to second chamber by penetrating the side wall of control box, and the extension end of elastic button is equipped with magnetic piece, and hall sensor is arranged in first chamber.The utility model provides a kind of mine magnetic induction control device, hall sensor and elastic button can realize chamber design, and the sealing performance of first chamber will not be affected when operating elastic button, to ensure the reliable operation of electrical components in first chamber, simultaneously, by elastic button drive magnetic piece close to hall sensor, controller can receive hall signal and control the speed of executing element, and the speed adjustment of executing component can be realized by pressing the strength of elastic button.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of mine control structure, more specifically, relate to a mine magnetic induction control device. BACKGROUND

[0002] When the underground operation of coal mine is carried out, due to the particularity of its environment, the key control device needs to have good explosion-proof performance, and also should have good dustproof and waterproof performance. And the existing control device adopts the form of plane key, the control key is connected with the controller by wire, and the control key and electrical elements are integrated in a control box. The sealing at the key is often damaged, which leads to water entering the control box, and further leads to the damage of electrical elements. In addition, the control key can only control the on-off of the execution element, and it is difficult to adjust the speed of the execution element according to the actual operation situation. The function is simple and single, and the operation is very inconvenient. UTILITY MODEL CONTENT

[0003] The utility model discloses a mine magnetic induction control device, which can satisfy good waterproof performance and realize speed control of the execution element.

[0004] To achieve the above object, the utility model adopts the technical scheme of providing a mine magnetic induction control device, which comprises a control box, an elastic button, a hall sensor and a controller. An explosion-proof plate is arranged in the control box, and the explosion-proof plate is used to divide the inside of the control box into a first chamber and a second chamber. The controller is electrically connected with the hall sensor and the execution element respectively. The elastic button extends to the second chamber through the side wall of the control box, and the extension end of the elastic button is provided with a magnetic part. The hall sensor is arranged in the first chamber. The magnetic part can be driven by the elastic button to approach the hall sensor to make the hall sensor generate a hall signal and send it to the controller. The controller is used to send control information to the execution element.

[0005] In a possible implementation manner, the elastic button comprises a pressing column and an elastic part sleeved on the outer periphery of the pressing column. The elastic part can elastically push the pressing column to reset the pressing column away from the hall sensor. The magnetic part is connected to the pressing column.

[0006] In a possible implementation manner, a button barrel is arranged on the control box and extends into the second chamber. The elastic button is coaxially arranged with the button barrel and is in sliding cooperation with the button barrel.

[0007] In some embodiments, the outer end of the button barrel is provided with a flange plate. A fastening nut located in the control box is threadedly sleeved on the outer periphery of the button barrel. The fastening nut can be abutted on the inner side wall of the control box to lock the button barrel on the control box.

[0008] In a possible implementation, the inner part of the button barrel is provided with a limiting ring, the outer periphery of the pressing column is provided with an inner groove for mounting the elastic member, the limiting ring is located in the inner groove, and the side wall of the limiting ring can abut against the side wall of the inner groove to limit the movement range of the pressing column.

[0009] In some embodiments, the inner end surface of the pressing column is provided with an outwardly protruding mounting boss, and the mounting boss is provided with a mounting cavity for embedding the magnetic member.

[0010] In some embodiments, the pressing column is provided with an axially extending weight-reducing cavity, and the weight-reducing cavity and the mounting cavity are in communication with each other.

[0011] In a possible implementation, the control box is provided with an integrated control panel located in the first chamber, the integrated control panel is arranged parallel to the explosion-proof plate, and the Hall sensor is arranged on the side of the integrated control panel close to the explosion-proof plate.

[0012] In a possible implementation, the control box comprises a rear box body and a front box body, the rear box body and the front box body are mutually buckled and sealedly connected, the first chamber is located on the side of the explosion-proof plate close to the rear box body, and the second chamber is located on the side of the explosion-proof plate close to the front box body.

[0013] The front box body is provided with a stepped cavity for mounting the explosion-proof plate, the side part of the explosion-proof plate is provided with a sealing ring abutting against the cavity bottom wall of the stepped cavity, and the sealing ring is arranged along the outer periphery of the explosion-proof plate.

[0014] In some embodiments, the front box body is provided with a display screen electrically connected with the controller, and a plurality of elastic buttons are arranged on the front box body in a spaced manner, and the plurality of elastic buttons are located below the display screen.

[0015] Compared with the prior art, the scheme shown in the embodiments of the present application divides the control box into the first chamber and the second chamber by the explosion-proof plate, the Hall sensor is arranged in the first chamber, and the elastic button is arranged in the second chamber, so that the chamber division design can be realized, the sealing performance of the first chamber will not be affected when the elastic button is operated, thereby ensuring the reliable operation of the electrical elements in the first chamber, and meanwhile, the magnetic member is driven by the elastic button to approach the Hall sensor, the controller can receive the Hall signal and control the speed of the execution element, and the speed adjustment of the execution element can be realized by the pressing force of the elastic button. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed in the embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0017] Figure 1 The left view sectional structure schematic diagram of the mine magnetic induction control device is provided for the embodiments of the present application.

[0018] Figure 2 The mine magnetic induction control device is provided for the embodiments of the present application Figure 1 The structure schematic diagram of the mine magnetic induction control device is provided for the embodiments of the present application.

[0019] Figure 3 The mine magnetic induction control device is provided for the embodiments of the present application Figure 1 The partial enlarged structure schematic diagram of the control box and the elastic button in the mine magnetic induction control device is provided for the embodiments of the present application.

[0020] Figure 4 The main view structure schematic diagram of the integrated control panel is provided for the embodiments of the present application Figure 1 The main view structure schematic diagram of the integrated control panel is provided for the embodiments of the present application.

[0021] In the drawings, various reference signs represent:

[0022] 1, control box; 11, explosion-proof plate; 12, first chamber; 13, second chamber; 14, rear box body; 15, front box body; 16, stepped cavity; 17, sealing ring; 18, display screen; 2, elastic button; 21, pressing column; 22, elastic piece; 23, magnetic piece; 24, mounting boss; 25, mounting cavity; 26, weight-reducing cavity; 27, inner groove; 3, Hall sensor; 4, button cylinder seat; 41, flange plate; 42, fastening nut; 43, limiting ring; 5, integrated control panel; 61, upper limit calibration key; 62, lower limit calibration key. DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clear and obvious, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0024] It should be noted that when an element is referred to as being "disposed on" another element, it can be directly on another element or indirectly on another element. It should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more of the features. In the description of the present application, the meaning of "several" is two or more than two, unless otherwise specifically limited.

[0025] Please refer to Figures 1 to 4 , now the mine magnetic induction control device provided by the utility model will be described. The mine magnetic induction control device comprises a control box 1, an elastic button 2, a hall sensor 3 and a controller, the control box 1 is provided with an explosion-proof plate 11, the explosion-proof plate 11 is used for separating the inside of the control box 1 into a first chamber 12 and a second chamber 13, the controller is electrically connected with the hall sensor 3 and an executing element respectively; the elastic button 2 extends into the second chamber 13 through the side wall of the control box 1, the extension end of the elastic button 2 is provided with a magnetic piece 23, the hall sensor 3 is arranged in the first chamber 12, the magnetic piece 23 can be driven by the elastic button 2 to approach the hall sensor 3 to make the hall sensor 3 generate a hall signal and send it to the controller, and the controller is used for sending control information to the executing element.

[0026] Compared with the prior art, the mine magnetic induction control device provided by the embodiment utilizes the explosion-proof plate 11 to separate the control box 1 into the first chamber 12 and the second chamber 13, the hall sensor 3 is arranged in the first chamber 12, and the elastic button 2 is arranged in the second chamber 13, so that the chamber separation design can be realized, the sealing performance of the first chamber 12 will not be affected when the elastic button 2 is operated, thereby ensuring the reliable operation of the electrical elements in the first chamber 12, and at the same time, the magnetic piece 23 is driven by the elastic button 2 to approach the hall sensor 3, the controller can receive the hall signal and control the speed of the executing element, and the speed adjustment of the executing element can be realized by the pressing force of the elastic button 2.

[0027] In the embodiment, in order to facilitate the structure installation, the control box 1 adopts the form of two parts being spliced with each other to form the inner cavity for installing the electrical elements. The explosion-proof plate 11 divides the inner cavity of the control box 1 into the first chamber 12 and the second chamber 13 which are isolated from each other. The first chamber 12 and the second chamber 13 can be isolated and sealed from each other by setting the sealing element or filling the sealant outside the outer circle of the explosion-proof plate 11. Specifically, the explosion-proof plate 11 can be made of the explosion-proof glass, has good explosion-proof effect, and can meet the explosion-proof performance under the mining state.

[0028] When the button assembly is operated, only the part of the elastic button 2 in the second chamber 13 is operated, and the moisture cannot enter the first chamber 12, thereby ensuring the normal operation of the other electrical elements in the first chamber 12 and improving the safety and stability of the equipment operation.

[0029] It should be noted that the Hall sensor 3 is a magnetic field sensor made according to the Hall effect. The Hall effect sensor is a transducer that converts a varying magnetic field into a varying output voltage.

[0030] Specifically, in the normal use process of the equipment, the magnetic member 23 is driven to move to be close to the Hall sensor 3 by pressing the elastic button 2. According to the different pressing depths of the elastic button 2, different magnetic fields are formed, and the Hall sensor 3 generates different Hall signals. After the controller receives the Hall signal, the corresponding control instruction is sent to the execution element, and the effective control of the speed and other parameters of the execution element is realized.

[0031] In a possible implementation manner, please refer to Figures 1 to 4 The elastic button 2 includes the pressing column 21 and the elastic member 22 which is sleeved on the outer periphery of the pressing column 21. The elastic member 22 can elastically push the pressing column 21 to be away from the Hall sensor 3 to reset. The magnetic member 23 is connected to the pressing column 21.

[0032] In the embodiment, the elastic button 2 is slidingly connected to the side wall of the control box 1 and can be close to or away from the explosion-proof plate. The elastic member 22 can drive the pressing column 21 to move to the reset state away from the Hall sensor 3. When it is necessary to control or adjust the speed of the execution element, the pressing column 21 can be pushed to the side of the explosion-proof plate to make the elastic member 22 contract. At this time, the pressing column 21 is close to the Hall sensor 3, so that the Hall sensor 3 can monitor the Hall signal and send it to the controller, thereby realizing the speed control of the execution element.

[0033] In a possible implementation manner, please refer to Figures 1 to 4, the control box 1 is provided with a button barrel 4 extending into the second chamber 13, and the elastic button 2 is coaxially arranged in the button barrel 4 and is in sliding fit. The elastic button 2 is slidingly connected in the button barrel 4, and the reliability of the installation of the elastic button 2 is ensured by arranging the button barrel 4 on the side wall of the control box 1. The two ends of the elastic button 2 are respectively outwardly protruding from the two ends of the button barrel 4, and one end located outside the control box 1 is used for being pressed, and the other end located outside the control box 1 is used for mounting the magnetic member 23, so that the magnetic member 23 can be driven to be close to the Hall sensor 3 when the pressing column 21 moves, the transmission of the Hall signal to the controller is realized, and finally the effective control of the speed of the executing element is realized.

[0034] In some embodiments, referring to Figures 1 to 4 , the outer end of the button barrel 4 is provided with a flange plate 41, and the outer periphery of the button barrel 4 is threadedly sleeved with a fastening nut 42 located in the control box 1, and the fastening nut 42 can be abutted on the inner side wall of the control box 1 to lock the button barrel 4 to the control box 1.

[0035] In this embodiment, when the button barrel 4 is installed to the side wall of the control box 1, in order to facilitate the installation operation, the fastening nut 42 is threadedly matched with the button barrel 4, and by screwing the fastening nut 42, the side wall of the control box 1 is effectively clamped by the flange plate 41 and the fastening nut 42, and the reliability of the structural installation is improved.

[0036] In a possible implementation, referring to Figures 1 to 4 , the inner portion of the button barrel 4 is provided with a limiting ring 43, the outer periphery of the pressing column 21 is provided with an inner groove 27 for mounting the elastic member 22, and the limiting ring 43 is located in the inner groove 27, and the side wall of the limiting ring 43 can be abutted with the side wall of the inner groove 27 to limit the movement range of the pressing column 21.

[0037] In this embodiment, the inner groove 27 on the outer periphery of the button barrel 4 is used for mounting the third elastic member 22, and the inner groove 27 is located in the axial middle portion of the button barrel 4, so as to facilitate the arrangement of the third elastic member 22, and the elastic pushing of the pressing column 21 is realized through the abutment action between the limiting ring 43 and the third elastic member 22, and the timely reset of the pressing column 21 is ensured.

[0038] In some embodiments, referring to Figures 1 to 4 , the inner end face of the pressing column 21 is provided with an outwardly protruding mounting boss 24, and the mounting boss 24 is provided with an inner recessed mounting cavity 25 for embedding the magnetic member 23. The mounting boss 24 is arranged on the inner end face of the pressing column 21, and the mounting cavity 25 is arranged on the mounting boss 24. On the one hand, sufficient space is provided for the installation of the magnetic member 23, and on the other hand, the peripheral wall of the mounting cavity 25 forms effective protection for the magnetic member 23, and reliable installation effect is achieved.

[0039] In some embodiments, referring toFigures 1 to 4 The pressing column 21 is provided with an axially extending lightening cavity 26, which is in communication with the mounting cavity 25. By arranging the lightening cavity 26 in the pressing column 21, the structural weight and material consumption of the pressing column 21 can be effectively reduced, and the manufacturing cost can be lowered.

[0040] In a possible implementation, referring to Figures 1 to 4 The control box 1 is provided with an integrated control panel 5 located in the first cavity 12, which is arranged parallel to the explosion-proof plate 11. The Hall sensor 3 is arranged on the side of the integrated control panel 5 close to the explosion-proof plate 11.

[0041] In the embodiment, since the elastic buttons 2 are arranged in plurality to control the plurality of execution elements respectively, the Hall sensors 3 are also arranged in plurality, and the plurality of Hall sensors 3 are arranged in one-to-one correspondence with the plurality of elastic buttons 2. The integrated control panel 5 is arranged to uniformly arrange and install the Hall sensors 3, so as to stabilize the relative positions of the elastic buttons 2 and the Hall sensors 3, and realize the control effect of the elastic buttons 2.

[0042] In a possible implementation, referring to Figures 1 to 4 The control box 1 comprises a rear box body 14 and a front box body 15. The rear box body 14 and the front box body 15 are mutually buckled and sealingly connected. The first cavity 12 is located on the side of the explosion-proof plate 11 close to the rear box body 14, and the second cavity 13 is located on the side of the explosion-proof plate 11 close to the front box body 15.

[0043] The front box body 15 is provided with a stepped cavity 16 for mounting the explosion-proof plate 11. The side of the explosion-proof plate 11 is provided with a sealing ring 17 abutting against the cavity bottom wall of the stepped cavity 16. The sealing ring 17 is arranged along the outer periphery of the explosion-proof plate 11.

[0044] In the embodiment, the front box body 15 and the rear box body 14 can be mutually buckled to form a cavity. The explosion-proof plate 11 is arranged in the cavity in the up-down direction, so as to divide the cavity into the first cavity 12 and the second cavity 13. The Hall sensors 3 and the elastic buttons 2 are arranged in zones, and the risk of water entering the first cavity 12 is avoided.

[0045] In some embodiments, referring to ​ The front box body 15 is provided with a display screen 18 electrically connected with the controller. The elastic buttons 2 are arranged in plurality on the front box body 15 in intervals. The plurality of elastic buttons 2 are located below the display screen 18. By arranging the display screen 18, the related parameters can be directly displayed, so as to facilitate the real-time observation of the operator and improve the convenience of operation.

[0046] On the basis of the above structure, the control box 1 is further provided with an upper limit calibration key 61 and a lower limit calibration key 62 electrically connected with the controller, the two are respectively used for marking the upper limit value and the lower limit value of the elastic button 2 control execution element speed, the controller is preset with the above parameters, and then the speed of the execution element is prevented from exceeding the above range.

[0047] The mine magnetic induction control device separates the control box 1 into the first chamber 12 and the second chamber 13 by the explosion-proof plate 11, the Hall sensor 3 is arranged in the first chamber 12, and the elastic button 2 is arranged in the second chamber 13, so that the chamber separation design can be realized, the sealing performance of the first chamber 12 is not affected when the elastic button 2 is operated, and then the reliable operation of the electrical element in the first chamber 12 is ensured, meanwhile, the magnetic part 23 is driven by the elastic button 2 to be close to the Hall sensor 3, the controller can receive the Hall signal and control the speed of the execution element, and the speed adjustment of the execution part can be realized by the pressing force of the elastic button 2.

[0048] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection range of the utility model.

Claims

1. A magnetic induction control device for mining, characterized in that, The system includes a control box (1), a flexible button (2), a Hall sensor (3), and a controller. The control box (1) is equipped with an explosion-proof plate (11), which is used to separate the interior of the control box (1) into a first chamber (12) and a second chamber (13). The controller is electrically connected to the Hall sensor (3) and the actuator. The flexible button (2) extends through the side wall of the control box (1) into the second chamber (13). The extended end of the flexible button (2) is equipped with a magnetic element (23). The Hall sensor (3) is located in the first chamber (12). The magnetic element (23) can approach the Hall sensor (3) under the action of the flexible button (2) so that the Hall sensor (3) generates a Hall signal and sends it to the controller. The controller is used to send control information to the actuator.

2. The mining magnetic induction control device as described in claim 1, characterized in that, The elastic button (2) includes a pressing post (21) and an elastic element (22) sleeved on the outer periphery of the pressing post (21). The elastic element (22) can elastically push the pressing post (21) away from the Hall sensor (3) to reset. The magnetic element (23) is connected to the pressing post (21).

3. The mining magnetic induction control device as described in claim 2, characterized in that, The control box (1) is provided with a button sleeve (4) extending into the second chamber (13), and the elastic button (2) is coaxially arranged with the button sleeve (4) and slidably engaged.

4. The mining magnetic induction control device as described in claim 3, characterized in that, The outer end of the button holder (4) is provided with a flange (41), and the outer periphery of the button holder (4) is threaded with a fastening nut (42) located inside the control box (1). The fastening nut (42) can press against the inner side wall of the control box (1) to lock the button holder (4) onto the control box (1).

5. The mining magnetic induction control device as described in claim 3, characterized in that, The button cylinder seat (4) is provided with a limiting ring (43) inside. The outer periphery of the pressing column (21) is provided with an inner groove (27) for installing the elastic element (22). The limiting ring (43) is located in the inner groove (27). The side wall of the limiting ring (43) can abut against the side wall of the inner groove (27) to limit the movement of the pressing column (21).

6. The mining magnetic induction control device as described in claim 5, characterized in that, The inner end face of the pressing column (21) is provided with an outwardly protruding mounting boss (24), and the mounting boss (24) is provided with a recessed mounting cavity (25) for embedding the magnetic component (23).

7. The mining magnetic induction control device as described in claim 6, characterized in that, The pressing column (21) is provided with an axially extending weight-reducing cavity (26), which is in communication with the mounting cavity (25).

8. The mining magnetic induction control device as described in any one of claims 1-7, characterized in that, The control box (1) is provided with an integrated control board (5) located in the first chamber (12). The integrated control board (5) is arranged parallel to the explosion-proof plate (11). The Hall sensor (3) is arranged on the side of the integrated control board (5) close to the explosion-proof plate (11).

9. The mining magnetic induction control device as described in any one of claims 1-7, characterized in that, The control box (1) includes a rear box (14) and a front box (15), the rear box (14) and the front box (15) are interlocked and sealed together, the first chamber (12) is located on the side of the explosion-proof plate (11) near the rear box (14), and the second chamber (13) is located on the side of the explosion-proof plate (11) near the front box (15); The front housing (15) is provided with a stepped cavity (16) for installing the explosion-proof plate (11). The side of the explosion-proof plate (11) is provided with a sealing ring (17) that abuts against the bottom wall of the stepped cavity (16). The sealing ring (17) is arranged along the outer periphery of the explosion-proof plate (11).

10. The mining magnetic induction control device as described in claim 9, characterized in that, The front housing (15) is provided with a display screen (18) electrically connected to the controller. Several elastic buttons (2) are spaced apart on the front housing (15), and several elastic buttons (2) are located below the display screen (18).

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