CN102717803B

CN102717803B - Liftable cab of monorail crane

Info

Publication number: CN102717803B
Application number: CN201210238919.5A
Authority: CN
Inventors: 黄义; 王联刚; 段元乐
Original assignee: CHANGZHI LUAN HELI MACHINERY Co Ltd
Current assignee: Changzhi Honghan Machinery Manufacturing Co ltd
Priority date: 2012-07-11
Filing date: 2012-07-11
Publication date: 2014-12-24
Anticipated expiration: 2032-07-11
Also published as: CN102717803A

Abstract

The invention discloses a liftable cab of a monorail crane, comprising a walking bar, a lifter, a cab and a mousing-hook self-locking device. The liftable cab of the monorail crane is located at the head of the monorail crane; the walking bar arranged above the cab is matched with a monorail crane rail suspended on a coal mine tunnel roof; the walking bar, the lifter and the cab are connected in sequence from top to bottom; the cab is ascended or descended through controlling the stretching of the hydraulic control lifter; and the safety of the cab can be effectively improved by adopting the mousing-hook self-locking device arranged on the roof of the cab. According to the invention, the lifter with the lever structure is pushed by adopting hydraulic pressure so as to realize the ascending or descending of the cab; the liftable cab is compact in structure and large in stroke; a person can directly enter into the cab to operate; and the defect that the person needs to climb a ladder to get in or out of the cab of the traditional monorail crane is made up.

Description

A kind of Liftable cab of monorail crane

Technical field

The present invention relates to a kind of monorail crane operator's compartment, especially a kind of novel Liftable cab of monorail crane.

Background technology

Monorail crane used on current colliery, navigating mate is all that the ladder stepped on head enters operator's compartment, and because monorail crane locomotive runs on single track, track is again be fixed on top board with chain, so navigating mate meeting wigwag motion when climbing ladder, very inconvenient up and down; And existing Liftable cab, mainly connect lifting mechanism with cab bottom, below effect is that operator's compartment is risen, and is not suitable for the monorail crane of aerial work.

Summary of the invention

The present invention be directed to the deficiencies in the prior art, provide a kind of can the monorail crane operator's compartment of automatic lifting.

For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of Liftable cab of monorail crane, comprise: walker, lifter and operator's compartment, walker above described operator's compartment coordinates with the monorail crane rail hung on coal mine tunnel top board, it is characterized in that: described walker, lifter, operator's compartment from top to bottom order install connection.

The structure of described lifter is: two groups of telescopic booms be arranged in parallel, the top often organizing telescopic boom is connected with a top sheave track all separately, the bottom often organizing telescopic boom is connected with a lower sheave track all separately, described telescopic boom is the vertically stacked scissor column of the multiple scissor of two row, is all connected with parallel rod between the hinged place that two row scissor columns are corresponding; One end bottom described telescopic boom is articulated with on lower sheave track, and the other end being equipped with the first pulley bottom telescopic boom coordinates with lower sheave track; The one end at described telescopic boom top is articulated with on top sheave track, and the other end that telescopic boom top is equipped with the second pulley coordinates with top sheave track; Hydraulic ram is positioned at the middle part of telescopic boom, and with top sheave track and lower sheave parallel track, the cylinder body of hydraulic ram is connected with the parallel rod of the two corresponding hinged places of row scissor column respectively with piston rod; Two described top sheave tracks are all connected on walker, and two described lower sheave tracks are all fixed on the top of operator's compartment.

The top of described operator's compartment is also provided with lock hook self-locking device, the structure of described lock hook self-locking device is: the first adapter plate is fixed on operator's compartment top board side, the bottom-hinged of driven hook is on the first adapter plate, second adapter plate is fixed on operator's compartment top board opposite side, the middle part of active hook is hinged on the second adapter plate, one end of connecting rod and the middle part of driven hook hinged, the other end of connecting rod and the middle and lower part of active hook hinged, one end of spring and the middle part of connecting rod hinged, the other end of spring is connected with the middle and upper part of active hook; The top of described active hook and driven hook is hook, the handle of bottom for ease of holding of active hook; The bottom of described walker is provided with the boss matched with described active hook, driven hook, and when being raised to top under the effect of operator's compartment at lifter, active hook and driven hook can hang on described boss.

The top of described telescopic boom is provided with rail hydraulic ram, and one end of described upper rail hydraulic ram is hinged on the hinge of telescopic boom top and top sheave track, and one end that the other end of upper rail hydraulic ram and telescopic boom install the first pulley is hinged.

The beneficial effect that the present invention compared with prior art has is: monorail crane locomotive navigating mate directly can enter operator's compartment, need not step on ladder and enter operator's compartment; Lifter realizes cab lift, and stroke macrostructure is compact, can realize automatic control, and easy to operate; Lock hook self-locking device makes many one mechanical protections of lifting control cab, and structure is simple and safe and reliable.

Accompanying drawing explanation

Be described in further detail below in conjunction with the detailed description of the invention of accompanying drawing to a kind of Liftable cab of monorail crane of the present invention.

Fig. 1 is structural representation of the present invention;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is the structural representation of Fig. 1 mid-riser;

The left view of Fig. 3 in Fig. 4;

Fig. 5 is the partial enlarged drawing at I place in Fig. 2;

In figure: 1 is walker, 2 is lifter, and 3 is operator's compartment, and 4 is lock hook self-locking device, 11 is boss, and 21 is top sheave track, and 22 is upper rail hydraulic ram, 23 is parallel rod, and 24 is telescopic boom, and 25 is hydraulic ram, 26 is lower sheave track, and 27 is the first pulley, and 28 is the second pulley, 41 is the first adapter plate, and 42 is driven hook, and 43 is active hook, 44 is the second adapter plate, and 45 is spring, and 46 is connecting rod.

Detailed description of the invention

A kind of Liftable cab of monorail crane as depicted in figs. 1 and 2, comprise: walker 1, lifter 2 and operator's compartment 3, walker 1 above described operator's compartment 3 coordinates with the monorail crane rail hung on coal mine tunnel top board, it is characterized in that: described walker 1, lifter 2, operator's compartment 3 from top to bottom order install connection.

The structure of described lifter 2 is as shown in Figure 3 and Figure 4: two groups of telescopic booms 24 be arranged in parallel, the top often organizing telescopic boom 24 is connected with a top sheave track 21 all separately, the bottom often organizing telescopic boom 24 is connected with a lower sheave track 26 all separately, described telescopic boom 24 is the vertically stacked scissor column of the multiple scissor of two row, is all connected with parallel rod 23 between the hinged place that two row scissor columns are corresponding; One end bottom described telescopic boom 24 is articulated with on lower sheave track 26, and the other end being equipped with the first pulley 27 bottom telescopic boom 24 coordinates with lower sheave track 26; The one end at described telescopic boom 24 top is articulated with on top sheave track 21, and the other end that telescopic boom 24 top is equipped with the second pulley 28 coordinates with top sheave track 21; Hydraulic ram 25 is positioned at the middle part of telescopic boom 24, parallel with lower sheave track 26 with top sheave track 21, and the cylinder body of hydraulic ram 25 is connected with the parallel rod 23 of the two corresponding hinged places of row scissor column respectively with piston rod; Two described top sheave tracks 21 are all connected on walker 1, and two described lower sheave tracks 26 are all fixed on the top of operator's compartment 3.

The top of described telescopic boom 24 is provided with rail hydraulic ram 22, one end of described upper rail hydraulic ram 22 is hinged on the hinge of telescopic boom 24 top and top sheave track 21, and one end that the other end of upper rail hydraulic ram 22 and telescopic boom 24 install the first pulley 27 is hinged.

The top of described operator's compartment 3 is also provided with lock hook self-locking device 4 as shown in Figure 1 and Figure 5, the structure of described lock hook self-locking device 4 is: the first adapter plate 41 is fixed on operator's compartment 3 top board side, the bottom-hinged of driven hook 42 is on the first adapter plate 41, second adapter plate 44 is fixed on operator's compartment 3 top board opposite side, the middle part of active hook 43 is hinged on the second adapter plate 44, one end of connecting rod 46 and the middle part of driven hook 42 hinged, the other end of connecting rod 46 and the middle and lower part of active hook 43 hinged, one end of spring 45 and the middle part of connecting rod 46 hinged, the other end of spring 45 is connected with the middle and upper part of active hook 43, the top of described active hook 43 and driven hook 42 is hook, the handle of bottom for ease of holding of active hook 43, the bottom of described walker 1 is provided with the boss 11 matched with described active hook 43, driven hook 42, and when operator's compartment 3 is raised to top under the effect of lifter 2, active hook 43 and driven hook 42 can hang on described boss 11.

A kind of Liftable cab of monorail crane of the present invention, after chaufeur enters operator's compartment 3, hydraulic control system on operation lifter 2: when lifter 2 shrinks, operator's compartment 3 rises, boss 11 outstanding below operator's compartment walker 1 and the driven hook 42 of lock hook self-locking device 4 and the gib head contact of incline plane of active hook 43, boss 11 moves downward and makes driven hook 42 and active hook 43 outward turning simultaneously, and spring 45 stretches; Boss 11 to nadir, active hook 43, by the restoring force of spring 45, drives driven hook 42 by connecting rod 46, driven hook 42 and active hook 43 is resetted, blocks boss 11, realizes locking when operator's compartment 3 is in this position.

Chaufeur work is complete, only need pull the manipulation cross bar with active hook 43 one in lock hook self-locking device 4 downwards, active hook 43 drives driven hook 42 by connecting rod 46, make driven hook 42 and active hook 43 to outward turning, spring 45 extends, gib head unclamps boss 11, hydraulic control system on operation lifter 2, lifter 2 is extended, unclamp the manipulation cross bar with active hook 43 one in lock hook self-locking device 4, active hook 43, by the restoring force of spring 45, drives driven hook 42 by connecting rod 46, makes driven hook 42 and active hook 43 realize automatically reseting.

Before lock hook self-locking device 4 only falls operator's compartment 3 when chaufeur leaves operator's compartment 3, M/C once.

A kind of Liftable cab of monorail crane of the present invention, reliable and stable, compact conformation, easy to operate.

By reference to the accompanying drawings embodiments of the invention are explained in detail above, but the present invention is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from present inventive concept.

Claims

1. a Liftable cab of monorail crane, comprise: walker (1), lifter (2) and operator's compartment (3), the walker (1) of described operator's compartment (3) top coordinates with the monorail crane rail hung on coal mine tunnel top board, it is characterized in that: described walker (1), lifter (2), operator's compartment (3) from top to bottom order install connection;

The structure of described lifter (2) is: two groups of telescopic booms (24) be arranged in parallel, the top often organizing telescopic boom (24) is connected with a top sheave track (21) all separately, the bottom often organizing telescopic boom (24) is connected with a lower sheave track (26) all separately, described telescopic boom (24) is the vertically stacked scissor column of the multiple scissor of two row, is all connected with parallel rod (23) between the hinged place that two row scissor columns are corresponding; One end of described telescopic boom (24) bottom is articulated with on lower sheave track (26), and the other end that telescopic boom (24) bottom is equipped with the first pulley (27) coordinates with lower sheave track (26); The one end at described telescopic boom (24) top is articulated with on top sheave track (21), and the other end that telescopic boom (24) top is equipped with the second pulley (28) coordinates with top sheave track (21); Hydraulic ram (25) is positioned at the middle part of telescopic boom (24), parallel with lower sheave track (26) with top sheave track (21), and the cylinder body of hydraulic ram (25) is connected with the parallel rod (23) of the two corresponding hinged places of row scissor column respectively with piston rod;

Two described top sheave tracks (21) are all connected on walker (1), and two described lower sheave tracks (26) are all fixed on the top of operator's compartment (3);

The top of described operator's compartment (3) is also provided with lock hook self-locking device (4), the structure of described lock hook self-locking device (4) is: the first adapter plate (41) is fixed on operator's compartment (3) top board side, the bottom-hinged of driven hook (42) is on the first adapter plate (41), second adapter plate (44) is fixed on operator's compartment (3) top board opposite side, the middle part of active hook (43) is hinged on the second adapter plate (44), one end of connecting rod (46) and the middle part of driven hook (42) hinged, the other end of connecting rod (46) and the middle and lower part of active hook (43) hinged, one end of spring (45) and the middle part of connecting rod (46) hinged, the other end of spring (45) is connected with the middle and upper part of active hook (43), the top of described active hook (43) and driven hook (42) is hook, the handle of bottom for ease of holding of active hook (43),

The bottom of described walker (1) is provided with the boss (11) matched with described active hook (43), driven hook (42), when operator's compartment (3) is raised to top under the effect of lifter (2), active hook (43) and driven hook (42) can hang on described boss (11).

2. a kind of Liftable cab of monorail crane according to claim 1, it is characterized in that: the top of described telescopic boom (24) is provided with rail hydraulic ram (22), one end of described upper rail hydraulic ram (22) is hinged on the hinge of telescopic boom (24) top and top sheave track (21), and one end that the other end of upper rail hydraulic ram (22) and telescopic boom (24) install the first pulley (27) is hinged.