Novel mine main ventilator power distribution system

Abstract

The utility model relates to the technical field of mines, in particular to a novel mine main ventilator power distribution system. According to the technical scheme, the device comprises a bottom plate and an insertion plate, a distribution box is installed at the front end of the bottom plate, a wire outlet hole is formed in the front end of the bottom plate, long plates are fixed to the two sides of the front end of the bottom plate respectively, long grooves are formed in one sides of the long plates, connecting blocks are inserted into the long grooves, a protective shell is fixed to one sides of the connecting blocks, and a groove is formed in the lower surface of the protective shell; supports are fixed to the two sides of the lower surface of the protection shell correspondingly, inserting grooves are formed in one sides of the supports, and the inserting plates are inserted into the inserting grooves. The power distribution box has the advantages that the power distribution box can be dustproof according to needs, and the power distribution box can be used according to needs.

Description

Technical Field

[0001] The utility model relates to the technical field of mines, in particular to a novel power distribution system for a main ventilation fan of a mine. Background Art

[0002] The mine main ventilation fan power distribution system is a power distribution system used to manage and control the main ventilation fans in mines. The main ventilation fans play a vital role in mines. They are responsible for delivering fresh air into the mine, exhausting harmful gases and dust, and maintaining the safety and comfort of the miners' working environment. When the mine main ventilation fan is in use, it needs to be equipped with a distribution box, but there is a lot of dust in the mine, and the dust can easily enter the distribution box through the distribution box cover, causing damage to the distribution box.

[0003] A Chinese patent discloses a high-voltage distribution box for a mine (authorization announcement number CN212085595U). The patented technology mainly includes a box body, a top cover and a box door. The box door is arranged on the front side of the box body, and the top cover is arranged on the upper end of the box body. The top cover includes two inclined plates and a side plate box. The side plate box is arranged at both ends of the inclined plate, and the connection between the two inclined plates is arched upward so that the two inclined plates are inclined along the front and rear sides; a water trough is arranged at the lower edge of the upper part of the inclined plate, and a drain outlet is opened at the end of the water trough, and the drain outlet is connected to a water tank arranged in the side plate box, and a water outlet is arranged at the bottom of the water tank, and the water outlet is connected to a pipe for discharge.

[0004] However, there are still some shortcomings in this patent. This patent can effectively collect and discharge rainwater, so as to recycle and discharge it in time, and can extend the rain protection area according to the situation, so as to achieve better waterproof effect. However, there is a large amount of dust in the mine, and the dust can easily enter the distribution box through the distribution box cover, causing damage to the distribution box. Therefore, those skilled in the art provide a new mine main ventilator power distribution system to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to provide a novel mine main ventilation fan power distribution system, which has the advantages of being able to prevent dust from entering the distribution box as needed and using the distribution box as needed, thereby solving the problem of a large amount of dust in the mine and the dust easily entering the distribution box through the distribution box cover, causing damage to the distribution box.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new type of mine main ventilation fan power distribution system, including a base plate and a plug plate, a distribution box is installed at the front end of the base plate, a wire outlet hole is opened at the front end of the base plate, long plates are fixed on both sides of the front end of the base plate, a long groove is opened on one side of the long plate, a connecting block is inserted into the long groove, a protective shell is fixed on one side of the connecting block, a groove is opened on the lower surface of the protective shell, brackets are fixed on both sides of the lower surface of the protective shell, a slot is opened on one side of the bracket, and the plug plate is inserted into the slot.

[0007] Preferably, the front end of the bottom plate is provided with four mounting holes in a rectangular array, so that the device can be easily installed and limited through the four mounting holes.

[0008] Preferably, a control switch box is fixed to the front end of the protective shell, and a display screen and buttons are sequentially embedded and installed at the front end of the control switch box from top to bottom. The start and stop of the motor can be controlled by the control switch box.

[0009] Preferably, a handle is fixed on the lower surface of the plug board, which facilitates installation and removal of the plug board, saving time and effort.

[0010] Preferably, a threaded hole is provided on the upper surface of the connection block, a round hole is provided on the upper surface of the long plate, a motor is fixed on the upper surface of the long plate, the bottom end of the transmission shaft provided by the motor extends into the round hole, a threaded rod is fixed on the bottom end of the transmission shaft provided by the motor, the bottom end of the threaded rod passes through the threaded hole and is threadedly connected. The threaded rod is fixed by the transmission shaft provided by the motor, which provides power for the rotation of the threaded rod, so that the connection block and the protective shell can be moved up and down as needed, which is convenient for dustproofing and use of the distribution box.

[0011] Preferably, the width of the long groove opened on one side of the long plate matches the width of the connecting block. By matching the width of the long groove with the width of the connecting block, the long groove can limit the connecting block to prevent the threaded rod from rotating, and the connecting block follows the rotation, which is convenient for the connecting block to move.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model has long plates fixed on both sides of the front end of the bottom plate, one side of the long plate is provided with a long groove, a connecting block is inserted into the long groove, a protective shell is fixed on one side of the connecting block, a groove is provided on the lower surface of the protective shell, brackets are fixed on both sides of the lower surface of the protective shell, one side of the bracket is provided with a slot, the plug-in plate is inserted into the slot, when it is necessary to prevent dust from the distribution box, the motor is started to rotate the threaded rod, the connecting block and the protective shell can be moved downward as needed, so that the distribution box enters the groove, and then the plug-in plate is inserted into the slot, so that the distribution box can be protected, thereby achieving the effect that the distribution box can be prevented from dust as needed and the distribution box can be used as needed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the main structure of the bottom plate of the utility model;

[0016] Figure 3 This is a schematic diagram of the main structure of the bracket of the utility model;

[0017] Figure 4 This is a schematic diagram of the main structure of the plugboard of the utility model;

[0018] Figure 5 This is a schematic diagram of the cross-sectional structure of the long board of the utility model;

[0019] Figure 6 This is a schematic diagram of the main structure of the protective shell of the utility model.

[0020] In the figure: 1. Base plate; 2. Long board; 3. Mounting hole; 4. Motor; 5. Protective shell; 6. Handle; 7. Distribution box; 8. Wire outlet hole; 9. Bracket; 10. Slot; 11. Plug-in board; 12. Connecting block; 13. Threaded rod; 14. Round hole; 15. Long groove; 16. Threaded hole; 17. Groove; 18. Control switch box. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figures 1 to 6 The utility model provides an embodiment: a novel mine main ventilation fan power distribution system, including a base plate 1 and a plug plate 11, a distribution box 7 is installed at the front end of the base plate 1, four mounting holes 3 are opened in a rectangular array at the front end of the base plate 1, and the four mounting holes 3 are convenient for the overall installation of the device, and a wire outlet hole 8 is opened at the front end of the base plate 1.

[0023] Long plates 2 are fixed on both sides of the front end of the bottom plate 1, and a long groove 15 is opened on one side of the long plate 2. The width of the long groove 15 opened on one side of the long plate 2 matches the width of the connecting block 12. The long groove 15 can limit the connecting block 12 to prevent the threaded rod 13 from rotating. The connecting block 12 rotates with it, which is convenient for the connecting block 12 to move. The long groove 15 is inserted into the connecting block 12. The upper surface of the connecting block 12 is provided with a threaded hole 16. The upper surface of the long plate 2 is provided with a round hole 14. The upper surface of the long plate 2 is fixed with a motor 4. The bottom end of the transmission shaft of the motor 4 extends into the round hole 14. The motor 4 is provided with A threaded rod 13 is fixed to the bottom end of the transmission shaft, and the bottom end of the threaded rod 13 passes through a threaded hole 16 and is threadedly connected. The threaded rod 13 is fixed by the transmission shaft provided by the motor 4, which provides power for the rotation of the threaded rod 13, so that the connecting block 12 and the protective shell 5 can be moved up and down as needed, which is convenient for dustproofing and use of the distribution box 7. A protective shell 5 is fixed to one side of the connecting block 12, and a control switch box 18 is fixed to the front end of the protective shell 5. A display screen and buttons are sequentially embedded and installed on the front end of the control switch box 18 from top to bottom. The start and stop of the motor 4 can be controlled by the control switch box 18, and a groove 17 is provided on the lower surface of the protective shell 5.

[0024] Brackets 9 are fixed on both sides of the lower surface of the protective shell 5, and a slot 10 is opened on one side of the bracket 9. The plug board 11 is inserted into the slot 10. A handle 6 is fixed on the lower surface of the plug board 11. The handle 6 facilitates the installation and disassembly of the plug board 11, which saves time and effort. The plug board 11 is inserted into the slot 10, and the lower surface of the groove 17 can be closed to prevent dust from entering the distribution box 7.

[0025] When the distribution box 7 needs to be protected, the control switch box 18 is operated to start the motor 4, the threaded rod 13 rotates, the connection block 12 and the protective shell 5 can be moved downward as needed, so that the distribution box 7 enters the groove 17, and then the plug board 11 is inserted into the slot 10. When the distribution box needs to be used, the plug board 11 is pulled out of the slot 10, and then the control switch box 18 is operated to start the motor 4, the threaded rod 13 rotates, the connection block 12 and the protective shell 5 can be moved upward as needed, and then the distribution box 7 is used. The effect of dustproofing the distribution box 7 as needed and using the distribution box 7 as needed is achieved.

[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A novel power distribution system for a main ventilation fan in a mine, comprising a base plate (1) and a plug plate (11), characterized in that: A distribution box (7) is installed at the front end of the base plate (1), a wire outlet hole (8) is provided at the front end of the base plate (1), long plates (2) are fixed on both sides of the front end of the base plate (1), a long slot (15) is provided on one side of the long plate (2), a connecting block (12) is inserted into the long slot (15), a protective shell (5) is fixed on one side of the connecting block (12), a groove (17) is provided on the lower surface of the protective shell (5), brackets (9) are fixed on both sides of the lower surface of the protective shell (5), a slot (10) is provided on one side of the bracket (9), and the plug-in board (11) is inserted into the slot (10).

2. A novel mine main ventilation fan power distribution system according to claim 1, characterized in that: The front end of the bottom plate (1) is provided with four mounting holes (3) in a rectangular array.

3. A novel mine main ventilation fan power distribution system according to claim 1, characterized in that: A control switch box (18) is fixed to the front end of the protective shell (5), and a display screen and buttons are sequentially embedded and installed at the front end of the control switch box (18) from top to bottom.

4. A novel mine main ventilation fan power distribution system according to claim 1, characterized in that: A handle (6) is fixed on the lower surface of the inserting plate (11).

5. A novel mine main ventilation fan power distribution system according to claim 1, characterized in that: The upper surface of the connection block (12) is provided with a threaded hole (16), the upper surface of the long plate (2) is provided with a round hole (14), a motor (4) is fixed on the upper surface of the long plate (2), the bottom end of a transmission shaft of the motor (4) extends into the round hole (14), a threaded rod (13) is fixed on the bottom end of the transmission shaft of the motor (4), the bottom end of the threaded rod (13) passes through the threaded hole (16) and is threadedly connected.

6. A novel mine main ventilation fan power distribution system according to claim 1, characterized in that: The width of the long groove (15) opened on one side of the long plate (2) matches the width of the connecting block (12).

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