Safety slide for metal mine mining

Abstract

The utility model relates to the technical field of mine safety slide and discloses a safety slide for metal mine mining, which comprises an upper platform, a slide fixed to one side of the upper platform, a lower platform fixed to the other end of the slide, slide rods fixed to both sides of the inner cavity of the slide, sliding blocks arranged on the surface of the slide rods, load-bearing plates fixed to the surface of the sliding blocks, the load-bearing plates sliding on the surface of the slide, a handle fixed to the surface of the load-bearing plates, and a speed reduction mechanism arranged on the surface of the handle and used in cooperation with the slide rods. When the staff uses the slide to descend into the mine, the utility model can improve the friction between the load-bearing plate and the slide under the action of the speed reduction mechanism, thereby achieving the effect of reducing the speed of the load-bearing plate and improving the safety of the device. In addition, under the action of the pulling-back mechanism, the staff can easily pull back the load-bearing plate after it is lowered, thereby improving the practicality of the device.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine safety slide technical field, concretely is a kind of safety slide for metal mine mining. BACKGROUND

[0002] There are many kinds of mines, covering coal mine, metal mine, non-metallic mine, building material mine and chemical mine and many other fields. In the process of metal mine exploitation, staff often need to go deep into the mine to dig ore. At this time, the safety slide becomes an important tool for them to go down the mine. However, some safety slides on the market are designed simply and do not have a speed reduction function. Once encountering steep mine, the sliding speed is difficult to control, which undoubtedly brings great safety hazards to the staff. SUMMARY

[0003] The utility model aims at providing a kind of safety slide for metal mine mining to solve the problems raised in the above background.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of safety slide for metal mine mining, including upper platform, the surface of the upper platform one side is fixed with slide, the other end of the slide is fixed with lower platform, the two sides of the inner cavity of the slide are all fixed with slide bar, the surface of the slide bar is slidably provided with sliding block, the surface of the two sides sliding block is all fixed with bearing plate, the bearing plate is slid on the surface of the slide, the surface of the bearing plate is fixed with handle, the surface of the handle is provided with the speed reduction mechanism used in cooperation with slide bar, the surface of the upper platform is provided with the pullback mechanism for pulling the bearing plate.

[0005] Preferably, the speed reduction mechanism includes a first piston tube fixed on both sides of the surface of the handle, a first piston head slidably disposed in the inner cavity of the first piston tube, a pull rod fixed to one end of the first piston head, a connecting pipe communicated to one side of the surface of the first piston tube, a second piston tube communicated to the other end of the connecting pipe, a second piston head slidably disposed in the inner cavity of the second piston tube, a connecting rod fixed to one side of the surface of the second piston head, and a brake head fixed to the other end of the connecting rod.

[0006] Preferably, the surface of the connecting rod is sleeved with a return spring, one end of the return spring is fixed to the surface of the second piston head, the other end of the return spring is fixed to the inner cavity of the second piston tube, and the return spring is also disposed in the inner cavity of the first piston tube.

[0007] Preferably, the pullback mechanism includes a connecting soft rope connected to one side of the surface of the bearing plate, a winding roller connected to the other end of the connecting soft rope, a driven gear fixed to one end of the winding roller, a driving gear meshed with the surface of the driven gear, a rotating rod fixed in the inner cavity of the driving gear, and a connecting disc fixed to one end of the rotating rod.

[0008] Preferably, the driven gear and the driving gear are different in size, and the driving gear is smaller in size than the driven gear.

[0009] Preferably, the surface of the connecting disc is provided with a rotating rod, and the rotating rod is arranged away from the axis core of the connecting disc.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] The utility model discloses a mine lowering device, which comprises a slide, a bearing plate, a handle, a speed reduction mechanism, a pulling back mechanism and a connecting disc. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a three-dimensional structure schematic view in the utility model;

[0013] Figure 2 It is a partial three-dimensional structure schematic view in the utility model;

[0014] Figure 3 It is a partial three-dimensional structure schematic view in the utility model;

[0015] Figure 4 It is a partial three-dimensional structure schematic view in the utility model;

[0016] Figure 5 It is a partial three-dimensional structure schematic view in the utility model.

[0017] In the drawing: 1, upper platform; 2, slide; 3, lower platform; 4, slide rod; 5, sliding block; 6, bearing plate; 7, handle; 8, speed reduction mechanism; 81, pull rod; 82, first piston head; 83, first piston pipe; 84, connecting pipe; 85, second piston pipe; 86, second piston head; 87, connecting rod; 88, brake head; 9, reset spring; 10, pulling back mechanism; 101, connecting soft rope; 102, winding roller; 103, driven gear; 104, driving gear; 105, rotating rod; 106, connecting disc; 11, rotating rod. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0019] Please refer to Figures 1-5 As shown in the drawings, a kind of metal mine mining safety slide, including upper platform 1, one side of the surface of upper platform 1 is fixed with slide 2, the other end of slide 2 is fixed with lower platform 3, the two sides of the inner cavity of slide 2 are fixed with slide rod 4, slide block 5 is slidably arranged on the surface of slide rod 4, the surface of two side slide blocks 5 is fixed with bearing plate 6, bearing plate 6 is slidably arranged on the surface of slide 2, handle 7 is fixed on the surface of bearing plate 6, handle 7 is provided with deceleration mechanism 8 used in cooperation with slide rod 4, the surface of upper platform 1 is provided with pullback mechanism 10 for pulling bearing plate 6, the present application can improve the friction between bearing plate 6 and slide 2 under the action of deceleration mechanism 8 when staff uses slide 2 to mine, and then the speed of bearing plate 6 is reduced, the safety of the device is improved, in addition, under the action of pullback mechanism 10, when bearing plate 6 is lowered, it is convenient for staff to pull it back, and the practicability of the device is improved.

[0020] Deceleration mechanism 8 includes first piston pipe 83 fixed on the two sides of the surface of handle 7, first piston head 82 is slidably arranged in the inner cavity of first piston pipe 83, pull rod 81 is fixed to one end of first piston head 82, one side of the surface of first piston pipe 83 is communicated with connecting pipe 84, the other end of connecting pipe 84 is communicated with second piston pipe 85, second piston head 86 is slidably arranged in the inner cavity of second piston pipe 85, one side of the surface of second piston head 86 is fixed with connecting rod 87, the other end of connecting rod 87 is fixed with brake head 88, in the embodiment, under the action of pull rod 81, first piston head 82 moves in the inner cavity of first piston pipe 83, and then the pressure in the inner cavity of first piston pipe 83 changes, under the action of connecting pipe 84, the pressure in the inner cavity of second piston pipe 85 changes, and then under the action of second piston head 86 and connecting rod 87, brake head 88 acts on the surface of slide rod 4, to reduce the speed of bearing plate 6.

[0021] The surface of connecting rod 87 is sleeved with reset spring 9, one end of reset spring 9 is fixed to the surface of second piston head 86, the other end of reset spring 9 is fixed to the inner cavity of second piston pipe 85, reset spring 9 is also arranged in the inner cavity of first piston pipe 83, in the embodiment, under the action of reset spring 9, after staff releases the control of pull rod 81, brake head 88 can be reset, and the practicability of the device is improved.

[0022] The pulling back mechanism 10 comprises a connecting soft rope 101 connected to one side of the surface of the bearing plate 6, the other end of the connecting soft rope 101 is connected with a winding roller 102, one end of the winding roller 102 is fixed with a driven gear 103, the surface of the driven gear 103 is engaged with a driving gear 104, the inner cavity of the driving gear 104 is fixed with a rotating rod 105, one end of the rotating rod 105 is fixed with a connecting disc 106, in the embodiment, through the setting of the connecting soft rope 101, the winding roller 102, the driven gear 103, the driving gear 104, the rotating rod 105 and the connecting disc 106, when the connecting disc 106 rotates, the rotating rod 105 can drive the driving gear 104 to rotate, and then under the gear engagement force, the driven gear 103 rotates, and further the winding roller 102 winds the connecting soft rope 101, so as to achieve the purpose of pulling the bearing plate 6.

[0023] The specifications of the driven gear 103 and the driving gear 104 are different, the specification of the driving gear 104 is smaller than that of the driven gear 103, in the embodiment, through the setting, when the driven gear 103 and the driving gear 104 engage, the effect of saving labor is achieved, and the staff can use the pulling back mechanism 10 to move the bearing plate 6.

[0024] The surface of the connecting disc 106 is rotatably provided with a rotating rod 11, the rotating rod 11 is arranged away from the shaft core of the connecting disc 106, in the embodiment, through the setting of the rotating rod 11, a force point is provided for the staff, so as to facilitate the rotation of the connecting disc 106.

[0025] Working principle: when the staff needs to use the slide 2 to quickly ascend and descend, the staff first stands on the surface of the upper platform 1, and then uses the rotating rod 11, under the action of the rotating rod 11, the connecting disc 106 is rotated, and then under the action of the rotating rod 105, the driving gear 104 and the driven gear 103 are engaged, and then under the action of the winding roller 102, the connecting soft rope 101 is wound, so that the bearing plate 6 moves to the upper platform 1, after the bearing plate 6 reaches the appropriate area, the staff holds the bearing plate 6 and steps onto the surface of the bearing plate 6, then can sit on the surface of the bearing plate 6, and during this period, the staff can use the pull rod 81, and then under the action of the pull rod 81, the first piston head 82 moves in the inner cavity of the first piston pipe 83, so that the pressure in the inner cavity of the first piston pipe 83 changes, under the action of the connecting pipe 84, the pressure in the inner cavity of the second piston pipe 85 changes, and then under the action of the second piston head 86 and the connecting rod 87, the brake head 88 acts on the surface of the slide rod 4, to stop the bearing plate 6, after completion, the staff can release the control of the pull rod 81, and then under the action of the slide rod 4, the bearing plate 6 slides, and during the sliding period, the staff can use the speed reducer 8 multiple times to slow down the bearing plate 6, to avoid the bearing plate 6 from moving too fast, and improve the practicability of the device.

[0026] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying that there is any such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element preceded by "comprises... " does not, without more constraints, foreclose the existence of additional identical elements in the process, method, article, or apparatus that comprises the recited element.

[0027] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A safety slide for use in metal mine extraction, comprising an upper platform (1), characterised in that: The upper platform (1) surface is fixed with a slide (2), the other end of the slide (2) is fixed with a lower platform (3), the slide (2) cavity is fixed with a slide rod (4) on both sides, the surface of the slide rod (4) is slidably provided with a sliding block (5), the surface of the sliding block (5) on both sides is fixed with a bearing plate (6), the bearing plate (6) is slidably arranged on the surface of the slide (2), the surface of the bearing plate (6) is fixed with a handle (7), the surface of the handle (7) is provided with a speed reducer (8) matched with the slide rod (4), the surface of the upper platform (1) is provided with a pullback mechanism (10) for pulling the bearing plate (6).

2. A safety slide for use in metal mine extraction according to claim 1, characterized in that: The speed reducer (8) comprises a first piston pipe (83) fixed on both sides of the surface of the handle (7), a first piston head (82) slidably arranged in the inner cavity of the first piston pipe (83), a pull rod (81) fixed at one end of the first piston head (82), a connecting pipe (84) communicated on one side of the surface of the first piston pipe (83), a second piston pipe (85) communicated at the other end of the connecting pipe (84), a second piston head (86) slidably arranged in the inner cavity of the second piston pipe (85), a connecting rod (87) fixed on one side of the surface of the second piston head (86), and a brake head (88) fixed at the other end of the connecting rod (87).

3. A safety slide for use in metal mine extraction according to claim 2, characterized in that: The surface of the connecting rod (87) is sleeved with a reset spring (9), one end of the reset spring (9) is fixed to the surface of the second piston head (86), the other end of the reset spring (9) is fixed to the inner cavity of the second piston pipe (85), and the reset spring (9) is also arranged in the inner cavity of the first piston pipe (83).

4. A safety slide for metal mine extraction as claimed in claim 1, characterized in that: The pullback mechanism (10) comprises a connecting soft rope (101) connected to one side of the surface of the bearing plate (6), a winding roller (102) connected at the other end of the connecting soft rope (101), a driven gear (103) fixed at one end of the winding roller (102), a driving gear (104) meshed with the surface of the driven gear (103), a rotating rod (105) fixed in the inner cavity of the driving gear (104), and a connecting disc (106) fixed at one end of the rotating rod (105).

5. A safety slide for use in metal mining according to claim 4, characterized in that: The specifications of the driven gear (103) and the driving gear (104) are different, and the specification of the driving gear (104) is smaller than that of the driven gear (103).

6. A safety slide for metal mine extraction according to claim 4, characterized in that: The surface of the connecting disc (106) is rotatably provided with a rotating rod (11), and the rotating rod (11) is arranged away from the shaft core of the connecting disc (106).

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