Ceiling of cab of mine car

Abstract

The utility model belongs to the field of cab ceilings, and particularly relates to a mine car cab ceiling which comprises a cab frame, the upper end of the cab frame is fixedly connected with a top frame, the interior of the top frame is connected with a connecting frame in a sliding mode, the upper end of the connecting frame is fixedly connected with a shed cover, and a reinforcing mechanism is arranged on the connecting frame. A square hole is formed in the top frame, a fixing plate is fixedly connected into the square hole of the top frame, two symmetrically-distributed connecting nails are slidably connected into the fixing plate, a limiting frame is fixedly connected to the ends, away from the fixing plate, of the connecting nails, and a pull ring is fixedly connected to the outer side of the limiting frame. The fixing plate, the connecting nails, the limiting frame and other structures are additionally arranged on the top frame, the limiting frame can be driven by the elastic force of the spring to slide into the connecting frame to limit the shed cover, and after the shed cover is damaged, limiting of the connecting frame can be relieved only by separating the limiting frame from the connecting frame; therefore, the shed cover can be conveniently detached for repair.

Description

TECHNICAL FIELD

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

[0002] Cab roof is the important part of the mine car cab protection, according to patent authorized announcement number: CN204021003U proposes a mine car cab roof, the utility model relates to a mine car cab roof, involve the technical field of mine machinery, including roof and the support rod being set up in the four corners of roof, the lower surface of roof is equidistant and is provided with several groups of horizontal bracing, the lower surface of roof is also provided with and is provided with vertical bracing with horizontal bracing is perpendicular, the support rod with roof is obliquely arranged, adjacent support rod is positioned by two groups of positioning plate intersection.

[0003] But the cab roof in the prior art can block and protect the falling objects during the working process of the mine car, but the cab roof is easy to have a groove after being impacted by the falling objects, the roof fixedly installed above the cab frame is not convenient to repair the recess, resulting in the overall strength of the roof being reduced, and the roof is made of a thin plate, and the strength is low and is easy to be damaged. Therefore, the prior art needs to be improved. UTILITY MODEL CONTENTS

[0004] The utility model discloses a mine car cab roof, solve the problem that the roof is inconvenient to repair and low in strength.

[0005] To achieve the above object, the utility model provides the following technical scheme: a mine car cab roof, including cab frame, the upper end of cab frame is fixedly connected with top frame, the inside of top frame is slidably connected with connecting frame, the upper end of connecting frame is fixedly connected with shed cover, the connecting frame is provided with reinforcing mechanism, the inside of the fixed plate of the square hole of top frame is fixedly connected with two symmetrical connecting nails of sliding connection, the end of connecting nail away from fixed plate is fixedly connected with limit support, the outside of limit support is fixedly connected with pull ring, the outside of connecting nail is provided with spring.

[0006] Preferably, the corner of the cab frame is fixedly connected with the reinforcing rib, and the shed cover is slidably connected with the cab frame. The reinforcing rib can reinforce the corner of the cab frame.

[0007] Preferably, the limit support is slidably connected with the top frame and the connecting frame. The limit support can limit the connecting frame.

[0008] Preferably, the pull ring is in sliding connection with the top frame, and the pull ring is in sliding connection with the connecting frame, and the pull ring can drive the limiting frame to move.

[0009] Preferably, one end of the spring is fixedly connected with the limiting frame, and the other end of the spring is fixedly connected with the fixed plate, and the spring can drive the limiting frame to automatically reset through the elastic force.

[0010] Preferably, the reinforcing mechanism comprises cross frames, two front and rear symmetrical cross frames are fixedly connected in the connecting frame, and two left and right symmetrical reinforcing strips are fixedly connected in the connecting frame, and the reinforcing strips can reinforce the connecting frame and support the cross frames.

[0011] Preferably, the reinforcing strips are fixedly connected with the cross frames, and the cross frames are fixedly connected with the shed cover, and the cross frames can increase the support range of the shed cover.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1、 the utility model discloses a fixed plate, connecting nails and limiting frame are added to the top frame, the limiting frame can be driven to slide into the inside of the connecting frame to limit the shed cover through the elastic force of the spring, and after the shed cover is damaged, the limiting of the connecting frame can be released by only separating the limiting frame from the connecting frame, so that the shed cover can be conveniently disassembled and repaired.

[0014] 2、 cross frames and reinforcing strips are arranged in the connecting frame, the shed cover and the connecting frame are installed, the shed cover can be supported through the cross frames and the reinforcing strips, and therefore the strength of the shed cover can be effectively enhanced. DRAWINGS

[0015] Figure 1 It is the overall structure of the utility model Figure 1 ;

[0016] Figure 2 It is the overall structure of the utility model Figure 2 ;

[0017] Figure 3 It is the overall structure of the utility model Figure 1 of the cab frame

[0018] Figure 4 It is the overall structure of the utility model Figure 1 of the shed cover

[0019] Figure 5 It is the overall structure of the utility model Figure 2 of the A part structure

[0020] In the figure: 1, cab frame; 2, top frame; 3, connecting frame; 4, canopy; 5, reinforcing mechanism; 6, reinforcing rib; 7, fixed plate; 8, connecting nail; 9, limiting frame; 10, pull ring; 11, spring; 51, cross frame; 52, reinforcing strip. DETAILED DESCRIPTION

[0021] 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.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , a mine car cab roof, including cab frame 1, the upper end of cab frame 1 is fixedly connected with top frame 2, the inside of top frame 2 is slidably connected with connecting frame 3, the upper end of connecting frame 3 is fixedly connected with canopy 4, reinforcing mechanism 5 is arranged on connecting frame 3, fixed plate 7 is fixedly connected in the square hole of top frame 2, two symmetrically distributed connecting nails 8 are slidably connected in the inside of fixed plate 7, limiting frame 9 is fixedly connected to the end of connecting nail 8 away from fixed plate 7, pull ring 10 is fixedly connected to the outside of limiting frame 9, spring 11 is arranged on the outside of connecting nail 8.

[0023] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , the corner of cab frame 1 is fixedly connected with reinforcing rib 6, canopy 4 is slidably connected with cab frame 1, reinforcing rib 6 can reinforce the corner of cab frame 1, limiting frame 9 is slidably connected with top frame 2, limiting frame 9 is slidably connected with connecting frame 3, limiting frame 9 can limit connecting frame 3, pull ring 10 is slidably connected with top frame 2, pull ring 10 is slidably connected with connecting frame 3, pull ring 10 can drive limiting frame 9 to move, one end of spring 11 is fixedly connected with limiting frame 9, the other end of spring 11 is fixedly connected with fixed plate 7, spring 11 can drive limiting frame 9 to reset automatically through elastic force.

[0024] Please refer to Figure 2 , Figure 4The reinforcing mechanism 5 comprises cross frames 51, two front and back symmetrical cross frames 51 are fixedly connected in the inside of the connecting frame 3, two left and right symmetrical reinforcing strips 52 are fixedly connected in the inside of the connecting frame 3, the reinforcing strips 52 can reinforce the connecting frame 3 and support the cross frames 51 at the same time, the reinforcing strips 52 are fixedly connected with the cross frames 51, the cross frames 51 are fixedly connected with the shed cover 4, and the cross frames 51 can increase the supporting range of the shed cover 4.

[0025] In use, the falling object impacts on the top of the shed cover 4, the shed cover 4 can be supported by the cross frames 51 and the reinforcing strips 52 after being impacted, so that deformation is avoided, and thus the damage degree of the shed cover 4 can be reduced.

[0026] When the shed cover 4 needs to be overhauled, the pull ring 10 is pulled, the pull ring 10 drives the limiting frame 9 to move, the limiting frame 9 can compress the spring 11 in the moving process, when the limiting frame 9 is separated from the connecting frame 3, the limiting of the connecting frame 3 is released, then the connecting frame 3 and the shed cover 4 can be conveniently disassembled.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A mine car cab roof comprising a cab frame (1), characterised in that: The upper end of the cab frame (1) is fixedly connected with a top frame (2), the inside of the top frame (2) is slidably connected with a connecting frame (3), the upper end of the connecting frame (3) is fixedly connected with a shed cover (4), the connecting frame (3) is provided with a reinforcing mechanism (5), the square hole of the top frame (2) is fixedly connected with a fixed plate (7), the inside of the fixed plate (7) is slidably connected with two symmetrically distributed connecting nails (8), the end of the connecting nail (8) away from the fixed plate (7) is fixedly connected with a limiting frame (9), the outer side of the limiting frame (9) is fixedly connected with a pull ring (10), and the outer side of the connecting nail (8) is provided with a spring (11).

2. A mine truck cab roof as claimed in claim 1, characterised in that: The corner of the cab frame (1) is fixedly connected with a reinforcing rib (6), and the shed cover (4) is slidably connected with the cab frame (1).

3. A mine truck cab roof as claimed in claim 1, characterised in that: The limiting frame (9) is slidably connected with the top frame (2), and the limiting frame (9) is slidably connected with the connecting frame (3).

4. A mine truck cab roof as claimed in claim 1, characterised in that: The pull ring (10) is slidably connected with the top frame (2), and the pull ring (10) is slidably connected with the connecting frame (3).

5. A mine truck cab roof as claimed in claim 1, characterised in that: One end of the spring (11) is fixedly connected with the limiting frame (9), and the other end of the spring (11) is fixedly connected with the fixed plate (7).

6. A mine truck cab roof as claimed in claim 1, characterised in that: The reinforcing mechanism (5) comprises a cross frame (51), the inside of the connecting frame (3) is fixedly connected with two front and rear symmetrically distributed cross frames (51), and the inside of the connecting frame (3) is fixedly connected with two left and right symmetrically distributed reinforcing strips (52).

7. A mine truck cab roof as claimed in claim 6, characterised in that: The reinforcing strip (52) is fixedly connected with the cross frame (51), and the cross frame (51) is fixedly connected with the shed cover (4).

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