Downhole switch control device

Abstract

The utility model provides an underground switch control device which comprises a controller body and a control switch arranged on the controller body, and a protection mechanism is arranged at the position, corresponding to the control switch, of the controller body. The protection mechanism comprises a protection cover, the upper portion of the protection cover is connected with the controller body through a switching assembly, and the lower portion of the protection cover is detachably connected with the controller body through a connecting assembly. The switching assembly comprises a support and a sliding part, the support is arranged on the controller body, the sliding part is installed on the support in a sliding mode, the sliding direction of the sliding part is the same as the stroke direction of the control switch, and the protective cover is installed on the sliding part in a rotating mode through a rotating part; the connecting assembly comprises a connecting frame and a connecting bolt. The underground switch control device has the advantages of being simple in structure, easy to operate and use and low in cost.

Description

TECHNICAL FIELD

[0001] The utility model belongs to underground equipment technical field, especially is involved with a switch control device for underground. BACKGROUND

[0002] With coal mine production automation degree is higher and higher, mine controller is used more and more widely in the production process of coal. Because coal mine safety production has its particularity, the occasion of work such as coal mine underground often has flammable and explosive material such as gas, dust, and is extremely easy to cause explosion and fire, in addition, the occasion of work such as coal mine underground also often has unexpected situation such as water seepage, rockfall. This requires the equipment for coal mine production must reach the requirement of intrinsically safe when involving, therefore controller all need to adopt explosion-proof design, electrical element must be installed in explosion-proof housing, and because explosion-proof housing is inconvenient to open, the emergency switch and other necessary control switches of controller still need to be set outside explosion-proof housing, so that operating personnel can carry out emergency control to equipment under emergency condition.

[0003] But the existing controller lacks simple and easy-to-operate emergency switch protection design, and cannot consider the waterproof and easy-to-operate requirements of the emergency switch and other control switches, for example, the emergency switch and other control switches are shielded and protected by conventional flip or detachable protective cover, and operating personnel still need to open the protective cover and then operate the emergency switch under emergency condition, which is not conducive to rapid handling under emergency condition. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model aims at providing a switch control device for underground to solve the problem of inconvenient emergency operation when the conventional protective cover shields and protects the emergency switch and other control switches.

[0005] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0006] A switch control device for underground, comprising a controller body and a control switch provided on the controller body, a protection mechanism is provided on the controller body corresponding to the position of the control switch;The protection mechanism comprises a protective cover, the protective cover is connected with the controller body through an adapter assembly above, and is detachably connected with the controller body through a connecting assembly below;The adapter assembly comprises a bracket and a sliding piece, the bracket is arranged on the controller body, the sliding piece is slidingly installed on the bracket, the sliding direction of the sliding piece is the same as the stroke direction of the control switch, and the protective cover is rotatably installed on the sliding piece through a rotating piece;The connecting assembly comprises a connecting frame and a connecting bolt, the connecting frame is arranged on the controller body, and the connecting bolt is detachably installed on the connecting frame, a first stress fracture part is arranged on the connecting bolt corresponding to the position of the protective cover.

[0007] Further, the connecting frame comprises a transverse end and a longitudinal end, the transverse end is arranged on the controller body, and the longitudinal end is provided with a threaded hole matched with the connecting bolt, and the transverse end and the longitudinal end are connected through a reinforcing plate.

[0008] Further, the connecting assembly is provided with at least two groups of connecting assemblies corresponding to the left and right sides of the protective cover.

[0009] Further, the bracket is provided with a sliding groove matched with the sliding piece, and a limiting bolt is arranged at a position corresponding to the sliding groove below the bracket, one end of the limiting bolt extending into the sliding groove is provided with a second stress fracture part, and the bracket is provided with a threaded hole matched with the limiting bolt, and the threaded hole is communicated with the sliding groove.

[0010] Further, the bracket is provided with an opening on a side different from the controller body, and the opening is communicated with the sliding groove and facilitates the second stress fracture part to move out of the sliding groove.

[0011] Further, one end of the sliding piece towards the limiting bolt is provided with a tapered end part.

[0012] Further, the sliding piece is a cross-shaped structural piece, and the sliding groove is a cross-shaped groove.

[0013] Further, the inner side of the protective cover is provided with a reinforcing rib.

[0014] Further, the protective cover is provided with a positioning groove matched with the connecting bolt.

[0015] Compared with the prior art, the switch control device for underground use has the following advantages:

[0016] The switch control device for underground use has the advantages of simple structure, easy operation and use, and low cost. By arranging the protective mechanism on the controller body, the protective mechanism can not only shield and protect the control switch well, but also in an emergency, the operator can directly use the protective cover to push the emergency control switch to act, thereby realizing the emergency control of the controller body, which is favorable for reducing the operation difficulty of the operator in an emergency and improving the rapid response speed in an emergency. BRIEF DESCRIPTION OF DRAWINGS

[0017] The drawings constituting a part of the present application are used to provide a further understanding of the present application, and the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0018] Figure 1 FIG. 1 is a structural schematic view of a switch control device for underground use according to an embodiment of the present application;

[0019] Figure 2For Figure 1 the exploded view;

[0020] Figure 3 For the structure diagram of the protective cover in the switch control device for underground use according to an embodiment of the utility model;

[0021] Figure 4 For the structure diagram of the adapter assembly in the switch control device for underground use according to an embodiment of the utility model;

[0022] Figure 5 For the structure diagram of the sliding piece in the switch control device for underground use according to an embodiment of the utility model;

[0023] Figure 6 For the exploded view of the connecting assembly in the switch control device for underground use according to an embodiment of the utility model.

[0024] BRIEF DESCRIPTION OF DRAWINGS

[0025] 1, protective cover; 2, rotating piece; 3, connecting bolt; 4, positioning groove; 5, controller body; 6, control switch; 7, support; 8, connecting frame; 9, sliding piece; 10, sliding groove; 11, limiting bolt; 12, second stress fracture part; 13, tapered end part; 14, reinforcing rib; 15, reinforcing plate; 16, first stress fracture part. DETAILED DESCRIPTION

[0026] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0027] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0028] In the description of the utility model, it is to be explained that, unless another explicit provision and limitation, the term "installation", "link", "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled in the art, the above-mentioned terms can be understood by the specific meaning in the utility model through specific circumstances.

[0029] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0030] A kind of switch control device for downhole, as shown in Figures 1 to 6 It includes controller body 5 and control switch 6 arranged on controller body 5, the position corresponding control switch 6 of controller body 5 is equipped with protection mechanism;The protection mechanism includes protective cover 1, protective cover 1 is connected with controller body 5 through adapter assembly above, and is detachably connected with controller body 5 through connecting assembly below;The adapter assembly includes support 7 and sliding piece 9, the support 7 is arranged on controller body 5, the sliding piece 9 is slidably installed on support 7, and the sliding direction of sliding piece 9 is same with the stroke direction of control switch 6, the protective cover 1 is rotatably installed on sliding piece 9 by rotating piece 2;The connecting assembly includes connecting frame 8 and connecting bolt 3, the connecting frame 8 is arranged on controller body 5, and connecting bolt 3 is detachably installed on connecting frame 8, and first stress fracture part 16 is arranged on connecting bolt 3 corresponding the position of protective cover 1.

[0031] For example, support 7 and connecting frame 8 can be installed and fixed on the shell of controller body 5 by welding or other conventional methods, and those skilled in the art can select according to actual needs, which will not be repeated here. In addition, the main improvement of the utility model is the structure of the protection mechanism, and no improvement is made to the controller body 5 and the control switch 6, and those skilled in the art can select appropriate controller body 5 and press type control switch 6 according to actual needs, which will not be repeated here. By using adapter assembly to install protective cover 1, protective cover 1 can not only be rotated to open, but also can be slid through sliding piece 9 to push or extrude press type emergency control switch to act, so as to realize the emergency control of the controller.

[0032] In actual application, the first stress fracture part 16 on the connecting bolt 3 can be an annular groove or smaller than the diameter of the connecting bolt 3 so as to be able to be broken under stress in emergency. Specifically, when the emergency control switch 6 needs to be pressed in emergency, the operator can push or squeeze the protective cover 1, and then the first stress fracture part 16 on the connecting bolt 3 is broken, and the protective cover 1 is released. At this time, under the guidance of the sliding part 9, the protective cover 1 can realize emergency control by squeezing the emergency control switch 6, which is very convenient to operate.

[0033] Optionally, in order to ensure that the protective cover 1 can squeeze the control switch 6 in emergency to realize the action of the control switch 6, a protruding part or other structure can be arranged on the protective cover 1 corresponding to the position of the control switch 6, which can be arranged by those skilled in the art according to actual needs, and will not be described here.

[0034] Preferably, the connecting frame 8 includes a transverse end and a longitudinal end, the transverse end is arranged on the controller body 5, the longitudinal end is provided with a threaded hole matched with the connecting bolt 3, and the transverse end and the longitudinal end are connected through the reinforcing plate 15. Exemplarily, one end of the reinforcing plate 15 is fixed to the transverse end, and the other end is fixed to the longitudinal end. By adopting the connecting frame 8 with the structure, the structural strength and stability of the connecting frame 8 are improved, so that the connecting bolt 3 is well limited, and when the operator pushes the protective cover 1, the first stress fracture part 16 can be quickly broken under stress to release the limitation of the protective cover 1.

[0035] In actual application, at least two groups of connecting assemblies are arranged on the left and right sides of the protective cover 1. Exemplarily, the connecting assemblies can be arranged in two or more groups. By arranging at least two groups of connecting assemblies, the stress can be dispersed, and the misoperation caused by accidental breakage of the first stress fracture part 16 on the single connecting bolt 3 is prevented, which is beneficial to improve the reliability and stability of the protection mechanism.

[0036] Preferably, the bracket 7 is provided with a sliding groove 10 matched with the sliding part 9, and a limiting bolt 11 is arranged below the bracket 7 corresponding to the position of the sliding groove 10. One end of the limiting bolt 11 extending into the sliding groove 10 is provided with a second stress fracture part 12, and the bracket 7 is provided with a threaded hole matched with the limiting bolt 11, which is communicated with the sliding groove 10.

[0037] Exemplary, limit bolt 11 with connecting bolt 3 same reason, limit bolt 11 can also be spaced two or more, by setting the limit bolt 11 on the bracket 7, and the second stress fracture 12 is set on the limit bolt 11, is conducive to further reduce the possibility of misoperation of the protection mechanism, ensure that only in emergency, the operator through the larger force to push the protective cover 1, the second stress fracture 12 occurs after fracture and release of the slide 9 limit, the protective cover 1 can be through the extrusion control switch 6 to realize the emergency shutdown control, further improve the safety and reliability of the device when using. Conversely, in normal circumstances, the second stress fracture 12 can play a good limiting effect on the slide 9, to ensure that the protective cover 1 can be through the rotating piece 2 stable rotation open and close.

[0038] In actual application process, the bracket 7 is different from the controller body 5 side is provided with the opening convenient for the second stress fracture 12 moves out of the chute 10, the opening is communicated with the chute 10. By setting the opening, it is conducive to ensure that the second stress fracture 12 after fracture can move out of the chute 10, prevent the second stress fracture 12 after fracture from hindering the sliding of the slide 9.

[0039] Optionally, the slide 9 is provided with a mounting hole for mounting the rotating piece 2, and the protective cover 1 is also provided with a mounting hole matched with the rotating piece 2. By adopting the chute 10 and the slide 9, the convenient assembly and replacement of the slide 9 can be realized, and when the emergency situation is over, the operator can also replace the new limit bolt 11 and the connecting bolt 3 to reset the protection mechanism, and if necessary, the new slide 9 can also be replaced, realizing the reusable of the protective cover 1, which is conducive to reducing the use and maintenance cost of the protection mechanism.

[0040] Preferably, the end of the slide 9 towards the limit bolt 11 is provided with a tapered end 13. By setting the tapered end 13, the stability of the slide 9 sliding can be improved, and the concentration of the force can be realized when the slide 9 extrudes the second stress fracture 12, ensuring that the slide 9 can quickly push the second stress fracture 12 to break.

[0041] Preferably, the slide 9 is a cross-shaped structure, and the chute 10 is a cross-shaped groove. Compared with other shapes, the cross-shaped slide 9 not only has higher structural strength and stability, but also is conducive to improving the stability of the slide 9 sliding by cooperating with the chute 10.

[0042] Preferably, the inner side of the protective cover 1 is provided with reinforcing ribs 14. For example, multiple reinforcing ribs 14 can be provided at intervals, and each reinforcing rib 14 is fixed to the inner wall of the protective cover 1. By providing multiple reinforcing ribs 14, it is beneficial to improve the structural strength of the protective cover 1, so that when the operator pushes the protective cover 1 with force, the protective cover 1 can maintain structural stability, thereby driving the control switch 6 to act, and facilitating the reuse of the protective cover 1.

[0043] Preferably, the protective cover 1 is provided with a positioning groove 4 that can cooperate with the connecting bolt 3. By providing the positioning groove 4 on the protective cover 1, the connecting bolt 3 can be protected from movement, preventing the connecting bolt 3 from breaking accidentally, and ensuring that the connecting bolt 3 can always stably limit the position of the protective cover 1 under normal conditions.

[0044] The downhole switch control device described in this utility model has the advantages of simple structure, easy operation and use, and low cost. By setting a protective mechanism on the controller body, the protective mechanism can not only provide good shielding protection for the control switch, but also, in an emergency, the operator can directly use the protective cover to activate the emergency control switch by forcefully pushing the protective cover, thereby achieving emergency control of the controller body. This helps to reduce the difficulty of operation for operators in emergency situations and improves the speed of rapid response in emergency situations.

[0045] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A downhole switch control device, comprising a controller body (5) and a control switch (6) disposed on the controller body (5), wherein a protective mechanism is provided on the controller body (5) at a position corresponding to the control switch (6), characterized in that: The protective mechanism includes a protective cover (1), which is connected to the controller body (5) above via a transition assembly and detachably connected to the controller body (5) below via a connecting assembly. The transition assembly includes a bracket (7) and a sliding member (9). The bracket (7) is mounted on the controller body (5), and the sliding member (9) is slidably mounted on the bracket (7). The sliding direction of the sliding member (9) is the same as the stroke direction of the control switch (6). The protective cover (1) is rotatably mounted on the sliding member (9) via a rotating member (2). The connecting assembly includes a connecting frame (8) and a connecting bolt (3). The connecting frame (8) is mounted on the controller body (5), and the connecting bolt (3) is detachably mounted on the connecting frame (8). A first stress fracture part (16) is provided on the connecting bolt (3) at the position corresponding to the protective cover (1).

2. The downhole switch control device according to claim 1, characterized in that: The connecting frame (8) includes a horizontal end and a vertical end. The horizontal end is set on the controller body (5), and the vertical end is provided with a threaded hole that mates with the connecting bolt (3). The horizontal end and the vertical end are connected by a reinforcing plate (15).

3. A downhole switch control device according to claim 1 or 2, characterized in that: At least two sets of the connecting components are provided on the left and right sides of the protective cover (1).

4. The downhole switch control device according to claim 1, characterized in that: The bracket (7) is provided with a sliding groove (10) that cooperates with the sliding member (9). A limiting bolt (11) is provided at the position of the sliding groove (10) below the bracket (7). The end of the limiting bolt (11) that extends into the sliding groove (10) is provided with a second stress fracture part (12). The bracket (7) is provided with a screw hole that cooperates with the limiting bolt (11) and the screw hole communicates with the sliding groove (10).

5. A downhole switch control device according to claim 4, characterized in that: The bracket (7) has an opening on the side opposite to the controller body (5) to facilitate the removal of the second stress fracture part (12) from the slide groove (10), and the opening is connected to the slide groove (10).

6. A downhole switch control device according to claim 4, characterized in that: The sliding member (9) has a tapered end (13) at one end facing the limiting bolt (11).

7. A downhole switch control device according to any one of claims 4-5, characterized in that: The sliding member (9) is a cross-shaped structural member, and the sliding groove (10) is a cross-shaped groove.

8. A downhole switch control device according to claim 1, characterized in that: The inner side of the protective cover (1) is provided with reinforcing ribs (14).

9. A downhole switch control device according to claim 1, characterized in that: The protective cover (1) is provided with a positioning groove (4) that can cooperate with the connecting bolt (3).

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