Top cover structure of mine car cab

Abstract

The utility model relates to the technical field of mine car structures, in particular to a mine car cab top cover structure which comprises a ceiling, a shielding net, a sleeve plate, a driving module and a pull rod. Connecting frames are arranged on the inner walls of the two sides of the sleeve plate, and the driving module is installed in the other end of the ceiling. According to the protective device, through the arrangement of the sleeve plate and the shielding net, when a mine car enters a mine or a mine pit and other positions with the high rock falling risk, the sleeve plate is driven by the driving module to stretch out, the shielding net is sleeved with the sleeve plate when the sleeve plate stretches out, the upper front portion of a cab is protected through the sleeve plate, and the threat of rock falling to a front car window is reduced; when the vehicle moves on an external road, the sleeve plate can be controlled to retreat, the shielding net is controlled to droop, the upper portion of the front vehicle window is protected in an attached mode, meanwhile, the view field is not blocked, and switching can be conveniently conducted according to needs.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mine car structure, specifically a mine car cab roof structure. BACKGROUND

[0002] In mining operation, often use mine car to transport the mined ore, the ore is transported from the pit or tunnel, the rockfall risk is higher, therefore in order to guarantee the safety of the driver in mine car cab, usually install corresponding protective structure on the cab. The protective structure of the mine car cab currently, usually set thicker protective steel sheet on the top of mine car cab, install corresponding protective frame on the both sides of the driver door of the cab, the structure although plays good protection, but in order to reduce the interference of the driver's driving vision, the protection of the front of the cab is not enough. UTILITY MODEL CONTENTS

[0003] The utility model is to provide a kind of mine car cab roof structure, to solve the problem raised in above background.

[0004] To achieve the above object, the utility model provides the following technical scheme:

[0005] A kind of mine car cab roof structure, comprising:

[0006] Ceiling, the both sides of one end are fixedly connected with rib guard plate;

[0007] Cover plate, sliding sleeve is connected in ceiling, the both sides of one end of the cover plate are fixedly connected with connecting piece one, the both sides of the cover plate inner wall are provided with connecting frame;

[0008] Drive module, installed in the inside of the other end of ceiling, the drive module is used to drive cover plate to slide in ceiling;

[0009] Shielding net, one end sliding sleeve is connected in cover plate, the shielding net is used to protect between two rib guard plates;

[0010] Pull rod, there are two, one end of the pull rod is rotatably connected with one end of shielding net, the other end of the pull rod is fixedly connected with the inner bottom surface of ceiling.

[0011] Further, the both sides of one end of the ceiling are provided with embedding groove, the outer side wall of the rib guard plate is fixedly connected with support frame, one end of the support frame is rotatably connected with support rod, the top end of the support rod is provided with long slot, the both sides of one end of the cover plate are fixedly connected with convex column one, the convex column one is slidingly connected with the long slot adjacent side.

[0012] Further, the both sides of one end of the cover plate are fixedly connected with connecting piece two, one end of the connecting piece two is fixedly connected with convex column two, the both sides of the top end of the shielding net are provided with recess.

[0013] Further in, the inner wall of the support rod is sleeved with a push rod, and a return spring is fixedly connected between the bottom end of the push rod and the inner bottom surface of the support rod.

[0014] Further in, the driving module comprises a bidirectional screw rod, the bidirectional screw rod is rotationally connected to the inside of the ceiling, both ends of the bidirectional screw rod are screwedly connected with screw seats, the screw seats are slidably connected with the inner bottom surface of the ceiling, a driving motor is fixedly connected to the inside of the ceiling at the position of one end of the bidirectional screw rod, the output end of the driving motor is in transmission connection with the bidirectional screw rod, the screw seat is rotationally connected with connecting rods on one side, the other end of the sleeve plate is fixedly connected with a connecting frame, and one end of the connecting frame is rotationally connected with one end of the two connecting rods.

[0015] Further in, the top end of the ceiling is fixedly connected with a protective net.

[0016] Further in, a plurality of transverse partitions are fixedly installed in the shielding net at equal intervals, and the angle of the transverse partition is in an inclined state.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] 1. When the mine car enters a position with high rockfall risk such as a mine or a mine pit, the sleeve plate is driven to extend outward by the driving module, the sleeve plate extends to sleeve the shielding net into the inside of the sleeve plate, the shielding net is deflected from the drooping state to the horizontal state, the front upper part of the cab is protected by the sleeve plate, the threat of rockfall to the front window is reduced, when moving on the external road, the sleeve plate can be controlled to retreat, the top end of the support rod enters the embedding groove, the shielding net is deflected downward and droops, so that the shielding net is attached to the two support rods, the two support rods support the shielding net, namely, when moving, the sleeve plate retreats, the shielding net droops, the upper part of the front window is attached and protected, and the field of vision is not hindered. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the overall structure schematic view of the utility model;

[0020] Figure 2 It is the overall side structure schematic view of the utility model;

[0021] Figure 3 It is the support rod structure schematic view of the utility model;

[0022] Figure 4 It is the sleeve plate extension state structure schematic view of the utility model;

[0023] Figure 5 It is the inside structure schematic view of the sleeve plate of the utility model;

[0024] Figure 6 is Figure 1 a local enlarged view of A in

[0025] Figure 7 is a schematic diagram of a driving module structure in the utility model.

[0026] In the figure: 100, ceiling; 110, embedded groove; 120, protective net; 130, rib guard plate; 140, support frame; 150, support rod; 151, push rod; 152, long groove; 200, shielding net; 210, transverse partition; 220, groove; 300, cover plate; 310, convex column one; 320, connecting piece one; 330, connecting piece two; 340, convex column two; 350, connecting frame; 400, driving module; 410, bidirectional screw rod; 420, driving motor; 430, screw seat; 440, connecting rod; 500, pull rod. DETAILED DESCRIPTION

[0027] 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, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] Please refer to Figures 1-6 In the embodiments of the utility model, a mine car cab top cover structure comprises a ceiling 100, a shielding net 200, a cover plate 300, a driving module 400 and a pull rod 500, rib guard plates 130 are fixedly connected at both sides of one end of the ceiling 100, the cover plate 300 is slidingly sleeved in the ceiling 100, connecting pieces one 320 are fixedly connected at one end of both sides of the cover plate 300, connecting frames 350 are formed in the inner walls of both sides of the cover plate 300, the driving module 400 is installed in the interior of the other end of the ceiling 100, the driving module 400 is used for driving the cover plate 300 to slide in the ceiling 100, one end of the shielding net 200 is slidingly sleeved in the cover plate 300, the shielding net 200 is used for protecting between the two rib guard plates 130, the number of the pull rods 500 is two, one end of the pull rod 500 is rotatably connected with one end of the shielding net 200, and the other end of the pull rod 500 is fixedly connected with the inner bottom surface of the ceiling 100.

[0029] The embedded grooves 110 are arranged at both sides of one end of the ceiling 100, the outer side wall of the rib guard plate 130 is fixedly connected with the support frame 140, one end of the support frame 140 is rotationally connected with the support rod 150, the top end of the support rod 150 is provided with the long groove 152, the one end of both sides of the cover plate 300 is fixedly connected with the protruding column one 310, the protruding column one 310 is slidably sleeved with the long groove 152 adjacent to the side, the one end of both sides of the cover plate 300 is fixedly connected with the connecting piece two 330, one end of the connecting piece two 330 is fixedly connected with the protruding column two 340, the top end of both sides of the shielding net 200 is provided with the recess 220, the inner wall of the support rod 150 is slidably sleeved with the push rod 151, and the bottom end of the push rod 151 is fixedly connected with the inner bottom surface of the support rod 150.

[0030] Specifically, when the mine car enters the position with high risk of falling stones such as the inside of the mine or the pit, the cover plate 300 is driven to extend outward by the driving module 400, the cover plate 300 extends, and the shielding net 200 is sleeved into the cover plate 300, so that the shielding net 200 is deflected from the drooping state to the horizontal state, the front upper part of the cab is protected by the cover plate 300, the threat of the falling stones to the front window is reduced, and when the cover plate 300 extends, the support rod 150 is deflected outward by the protruding column one 310, and the push rod 151 is pushed by the reset spring, so that the push rod 151 supports the protruding column one 310 upward, thereby supporting one end of the cover plate 300 and improving the stability of the cover plate 300, when the cover plate 300 is retracted, the one end of the shielding net 200 is always fixed because the pull rod 500 is rotationally connected with the cover plate 300 and the shielding net 200, when the cover plate 300 is retracted, the top end of the support rod 150 enters the embedded groove 110, the shielding net 200 is deflected downward and droops, so that the shielding net 200 is attached to the two support rods 150, and the two support rods 150 support the shielding net 200, that is, when moving, the cover plate 300 is retracted, the shielding net 200 is drooped, and the upper part of the front window is attached and protected, and the field of vision is not blocked.

[0031] Embodiment one

[0032] As Figures 4-6 Figures 4-6As shown, in the embodiment, the driving module 400 comprises a bidirectional screw rod 410, the bidirectional screw rod 410 is rotationally connected in the inside of the ceiling 100, the two ends of the bidirectional screw rod 410 are all screwedly connected with screw seats 430, the screw seats 430 are slidably connected with the inner bottom surface of the ceiling 100, the inside of the ceiling 100 is fixedly connected with a driving motor 420 at the position of one end of the bidirectional screw rod 410, the output end of the driving motor 420 is drivingly connected with the bidirectional screw rod 410, one side of the screw seat 430 is rotationally connected with connecting rods 440, the other end of the cover plate 300 is fixedly connected with a connecting frame 350, one end of the connecting frame 350 is rotationally connected with one end of the two connecting rods 440, the top end of the ceiling 100 is fixedly connected with a protective net 120, a plurality of cross partitions 210 are equidistantly and fixedly installed in the shielding net 200, the angle of the cross partition 210 is in an inclined state.

[0033] In the embodiment, the driving motor 420 drives the bidirectional screw rod 410 to rotate, so as to drive the two screw seats 430 to move towards each other, the screw seats 430 move towards each other to realize the push-pull of the connecting frame 350 through the connecting rods 440, so as to drive the cover plate 300 to extend out of the ceiling 100 or to be pushed back into the ceiling 100, through the inclined arrangement of the cross partition 210, when the shielding net 200 leans against the supporting rod 150, the cross partition 210 is in a horizontal state, so as to reduce the influence of the cross partition 210 on the line of sight.

[0034] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and not limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be considered as limiting the claims involved.

[0035] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A mine car cab roof structure, characterized by, Include: Ceiling (100), both sides of one end are fixed with rib guard plate (130); Cover plate (300), slidingly sleeved in the ceiling (100), one end of the two sides of the cover plate (300) is fixed with a connecting piece (320), and the inner wall of the two sides of the cover plate (300) is provided with a connecting frame (350); Drive module (400), installed in the other end of the ceiling (100), the drive module (400) is used to drive the cover plate (300) to slide in the ceiling (100); Shielding net (200), one end slidingly sleeved in the cover plate (300), the shielding net (200) is used for protecting between the two rib guard plates (130); Pull rod (500), two in number, one end of the pull rod (500) is rotatably connected with one end of the shielding net (200), and the other end of the pull rod (500) is fixed with the inner bottom surface of the ceiling (100).

2. A mine car cab roof structure as defined in claim 1 wherein, The ceiling (100) is provided with a groove (110) at both sides of one end, the outer wall of the rib guard plate (130) is fixed with a support frame (140), one end of the support frame (140) is rotatably connected with a support rod (150), the top end of the support rod (150) is provided with a long slot (152), one end of the two sides of the cover plate (300) is fixed with a convex column (310), and the convex column (310) is slidingly sleeved with the long slot (152) adjacent to the side.

3. A mine car cab roof structure as defined in claim 2 wherein, One end of the two sides of the cover plate (300) is fixed with a connecting piece (330), one end of the connecting piece (330) is fixed with a convex column (340), and the top end of the two sides of the shielding net (200) is provided with a recess (220).

4. A mine car cab roof structure as defined in claim 2 wherein, The inner wall of the support rod (150) is slidingly sleeved with a push rod (151), and the bottom end of the push rod (151) and the inner bottom surface of the support rod (150) are fixed with a return spring.

5. A mine car cab roof structure as defined in claim 1 wherein, The drive module (400) includes a bidirectional screw rod (410), the bidirectional screw rod (410) is rotatably connected in the interior of the ceiling (100), the two ends of the bidirectional screw rod (410) are rotatably connected with a screw seat (430), the screw seat (430) is slidingly connected with the inner bottom surface of the ceiling (100), one end of the bidirectional screw rod (410) is fixed in the interior of the ceiling (100), the drive motor (420) is rotatably connected with the screw seat (430) on one side, the other end of the cover plate (300) is fixed with a connecting frame (350), one end of the connecting frame (350) is rotatably connected with one end of the two connecting rods (440).

6. A mine car cab roof structure as defined in claim 1 wherein, The top end of the ceiling (100) is fixed with a protective net (120).

7. A mine car cab roof structure as defined in claim 1 wherein, A plurality of transverse partitions (210) are fixedly installed in the shielding net (200) at equal intervals, and the angle of the transverse partition (210) is in an inclined state.

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