CN212479285U - Supporting device for coal mining machinery - Google Patents

Abstract

The utility model discloses a strutting arrangement for coal mining machinery belongs to the coal mining field, including backup pad, stay tube, installation piece, pneumatic cylinder, supporting legs, slide bar, clamping screw, universal wheel. The backup pad on the stay tube plays supporting role, the universal wheel of utilizing the slide bar lower extreme is convenient for remove this device, during the removal, the slide bar retracts into in the stay tube, the high trafficability characteristic that has strengthened of this device has been reduced, when supporting, the pneumatic cylinder work on the installation piece drives the supporting legs downstream on the pneumatic cylinder on the stay tube, carry out the lifting with the stay tube, the lifting backup pad rises, the backup pad can support with the counterbalance of colliery mine top, also can not offset with the mine top and be used for preventing the mine top stone that drops, at this moment, the slide bar slides out from the stay tube because the rising of stay tube, the staff utilizes clamping screw to fix the slide bar, utilize the slide bar to play the auxiliary stay effect, prevent that the pneumatic cylinder from becoming invalid and leading to.

Description

Supporting device for coal mining machinery

Technical Field

The utility model relates to a coal mining field, especially a strutting arrangement for coal mining machinery.

Background

The coal mining machine generally refers to a machine for open pit or underground mining or auxiliary mining in a coal mine, the existing coal mining machine generally has no protective measures when in use, and when the coal mining machine is locally collapsed due to vibration or other reasons, the coal mining machine is easy to break, so that a supporting device for the coal mining machine for temporarily supporting the coal mining machine is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the background art, designed a strutting arrangement for coal mining machinery.

According to the technical scheme, the utility model provides a realize above-mentioned purpose, a strutting arrangement for coal mining machinery, including backup pad, stay tube, installation piece, pneumatic cylinder, supporting legs, slide bar, clamping screw, universal wheel, four the stay tube is installed respectively on backup pad lower surface four corners, four the installation piece suit is installed in four stay tube lower parts, four respectively the pneumatic cylinder is installed respectively on four installation pieces, the supporting legs is installed on the flexible end of pneumatic cylinder lower extreme, the slide bar slides the cartridge in the stay tube below, clamping screw installs soon to twist and installs in the stay tube below and offset with the slide bar, the universal wheel is installed in the slide bar lower extreme.

Preferably, the supporting plate is provided with a rubber layer, and the rubber layer is arranged on the upper surface of the supporting plate.

Preferably, a hydraulic pump station is arranged on the supporting pipe and is installed on one side of the supporting pipe.

Preferably, a hydraulic control valve is arranged on the supporting pipe, and the hydraulic control valve is installed on the supporting pipe.

Preferably, the fixing screw is provided with a screwing head, and the screwing head is installed at the outer end of the fixing screw.

Advantageous effects

The utility model provides a supporting device for coal mining machinery, which has the following beneficial effects that the supporting device plays a supporting role by utilizing a supporting plate on a supporting tube through the structural design of the supporting device, the device is convenient to move by utilizing a universal wheel at the lower end of a sliding rod, the sliding rod retracts into the supporting tube when moving, the passing property is reduced, when the supporting device is supported, a hydraulic cylinder on a mounting block on the supporting tube works to drive a supporting leg on a hydraulic cylinder to move downwards to lift the supporting tube, the lifting supporting plate is lifted, the supporting plate can be propped against the top of a coal mine to support, or can not be propped against the top of the mine to prevent stones from falling off from the top of the mine, at the moment, the sliding rod slides out from the supporting tube due to the lifting of the supporting tube, a worker fixes the sliding rod by utilizing a fixing screw rod, and plays, the hydraulic cylinder is prevented from being invalid, so that the support is invalid, and the problem in the background art is solved.

Drawings

Fig. 1 is a schematic structural view of a support device for a coal mining machine according to the present invention;

fig. 2 is a schematic structural view of a supporting state of the supporting device for a coal mining machine according to the present invention;

fig. 3 is a schematic structural view of a moving state of the supporting device for a coal mining machine according to the present invention.

In the figure, 1, a support plate; 2. supporting a tube; 3. mounting blocks; 4. a hydraulic cylinder; 5. supporting legs; 6. a slide bar; 7. fixing the screw rod; 8. a universal wheel; 9. a rubber layer; 10. a hydraulic pump station; 11. a hydraulic control valve; 12. and screwing the head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a strutting arrangement for coal mining machinery, includes backup pad 1, stay tube 2, installation piece 3, pneumatic cylinder 4, supporting legs 5, slide bar 6, clamping screw 7, universal wheel 8, four stay tube 2 is installed respectively on 1 lower surface four corners of backup pad, four installation piece 3 suit respectively is installed in four 2 lower parts of stay tube, four pneumatic cylinder 4 is installed respectively on four installation pieces 3, supporting legs 5 is installed on the flexible end of 4 lower extremes of pneumatic cylinder, slide bar 6 slides the cartridge in 2 below stay tubes, clamping screw 7 revolves soon to be installed in 2 below stay tubes and offset with slide bar 6, universal wheel 8 is installed in 6 lower extremes of slide bar.

The utility model discloses in, be equipped with rubber layer 9 in the backup pad 1, rubber layer 9 is installed on 1 upper surface of backup pad, and when dropping the stone in backup pad 1 top through rubber layer 9, rubber layer 9 plays the cushioning effect, prevents that this device from receiving impulse in the twinkling of an eye and damaging.

The utility model discloses in, be equipped with hydraulic power unit 10 on the stay tube 2, hydraulic power unit 10 installs in 2 one sides of stay tube, and hydraulic power unit 10 is used for providing hydraulic pressure and gives pneumatic cylinder 4.

The utility model discloses in, be equipped with hydraulic control valve 11 on the stay tube 2, hydraulic control valve 11 is installed on stay tube 2, and hydraulic control valve 11 is used for controlling hydraulic power unit 10 to supply with the hydraulic pressure of hydraulic cylinder 4, and control valve 11 distributes hydraulic pressure evenly to every pneumatic cylinder 4 through the proportional valve in it and then controls the synchronous jacking of pneumatic cylinder 4, and wherein the hydraulic pressure pipe connection between hydraulic valve 11 and hydraulic power unit 10, pneumatic cylinder 4 belongs to prior art, does not influence this technical scheme's implementation.

The utility model discloses in, be equipped with on the clamping screw 7 and twist first 12, twist first 12 soon and install in clamping screw 7 outer end, twist first 12 soon and have increased the radius of twisting of clamping screw 7 outer end through revolving, and then alleviate and twist the degree of difficulty soon.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, and specific connection and control sequences.

In this embodiment:

the device plays a supporting role through the supporting plate 1 on the supporting tube 2, the universal wheel 8 at the lower end of the sliding rod 6 is utilized to facilitate the movement of the device, the sliding rod 6 is retracted into the support tube 2, reducing the height of the device and enhancing the trafficability, when supporting, the pneumatic cylinder 4 work on the installation piece 3 drives supporting legs 5 downstream on the pneumatic cylinder 4 on the stay tube 2, carry out the lifting with stay tube 2, lifting backup pad 1 rises, backup pad 1 rises after can supporting with the counterbalance of colliery mine roof, also can not offset with the mine roof and be used for preventing the mine roof stone that drops, at this moment, slide bar 6 is because the rising of stay tube 2 roll-off from stay tube 2, the staff utilizes clamping screw 7 to fix slide bar 6, utilize slide bar 6 to play the auxiliary stay effect, prevent that pneumatic cylinder 4 from becoming invalid and leading to supporting failure.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation 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 may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A supporting device for coal mining machinery comprises a supporting plate (1), a supporting tube (2), a mounting block (3), a hydraulic cylinder (4), a supporting leg (5), a sliding rod (6), a fixing screw rod (7) and a universal wheel (8), it is characterized in that the four supporting tubes (2) are respectively arranged on four corners of the lower surface of the supporting plate (1), the four mounting blocks (3) are respectively sleeved on the lower parts of the four supporting tubes (2), the four hydraulic cylinders (4) are respectively arranged on the four mounting blocks (3), the supporting legs (5) are arranged on the telescopic end of the lower end of the hydraulic cylinder (4), the sliding rod (6) is inserted and inserted under the supporting tube (2) in a sliding way, the fixed screw (7) is screwed and installed below the supporting tube (2) and is abutted against the sliding rod (6), and the universal wheel (8) is installed at the lower end of the sliding rod (6).

2. The support device for a coal mining machine according to claim 1, characterized in that the support plate (1) is provided with a rubber layer (9), and the rubber layer (9) is mounted on the upper surface of the support plate (1).

3. The supporting device for the coal mining machine according to claim 1, characterized in that a hydraulic pump station (10) is arranged on the supporting pipe (2), and the hydraulic pump station (10) is installed on one side of the supporting pipe (2).

4. A support arrangement for a coal mining machine according to claim 1, characterized in that a hydraulic control valve (11) is provided on the support pipe (2), the hydraulic control valve (11) being mounted on the support pipe (2).

5. The support device for a coal mining machine according to claim 1, characterized in that the fixing screw (7) is provided with a screwing head (12), and the screwing head (12) is installed at the outer end of the fixing screw (7).

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