CN213562676U

CN213562676U - Protective device for mining hydraulic telescopic arm

Info

Publication number: CN213562676U
Application number: CN202021956025.6U
Authority: CN
Inventors: 郑燕飞
Original assignee: Shijiazhuang Xingang Machinery Equipment Co ltd
Current assignee: Shijiazhuang Xingang Machinery Equipment Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-06-29
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a protective device of a mining hydraulic telescopic arm, which comprises a hydraulic telescopic arm, wherein the hydraulic telescopic arm comprises a loop bar, a slide bar is arranged in the loop bar, the cross sections of the loop bar and the slide bar are polygons, the upper end of the hydraulic telescopic arm is provided with a protective cover, the lower end of the hydraulic telescopic arm is provided with a dust absorption screen cover, the protective cover is fixedly connected with the dust absorption screen cover through screws, the left end of the protective cover is fixedly connected with the left end of the slide bar, the right end of the protective cover is slidably connected with the outer wall of the loop bar, a damping device is arranged between the inner end of the protective cover and the outer wall of the loop bar, the damping device can slide on the outer wall of the loop bar along with the protective cover, the protective device can protect the hydraulic telescopic arm no matter the hydraulic telescopic arm is contracted or extended, the dust absorption screen cover can absorb dust in a mine hole, therefore, the dust can be effectively prevented from entering the hydraulic telescopic arm device to damage the elements in the device.

Description

Protective device for mining hydraulic telescopic arm

Technical Field

The utility model relates to a mining protective equipment makes technical field, specifically is a protector of mining hydraulic telescopic boom.

Background

In the mineral industry, need transport the ore of adopting or other device occasionally, will use hydraulic stretching arm device at this moment, hydraulic stretching arm device can be quick carry out the rapid transit to the ore of adopting or some equipment that need use because this device transportation speed is fast, and easy operation is convenient, and this kind of device is visible everywhere in the mineral industry.

However, the environment in the existing mine tunnel is generally very poor, a large amount of dust or even falling rocks can exist in the environment of the work of the hydraulic telescopic arm, if the dust is adhered to the slide rod in the hydraulic telescopic arm, once the accumulated amount is large, the dust can possibly cause scratch and abrasion to the inner wall part of the hydraulic telescopic arm when the hydraulic telescopic arm stretches out and draws back, the time is too long, the hydraulic telescopic arm can be possibly damaged, moreover, the existing hydraulic telescopic arm can not be provided with a protection device during working, the falling rocks can occur in the ordinary mine tunnel, the outer wall end of the hydraulic telescopic arm can possibly be damaged by smashing, the damage of the hydraulic telescopic arm is further caused, the cost of the hydraulic telescopic arm is higher during maintenance, the maintenance time is longer, and the influence on the mining efficiency can be possibly caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protector of mining hydraulic telescopic boom to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a protector of mining hydraulic stretching arm, includes the hydraulic stretching arm, and the hydraulic stretching arm includes the loop bar, is equipped with the slide bar in the loop bar, and the cross-section of loop bar and slide bar is the polygon, hydraulic stretching arm upper end is equipped with the protection casing, and hydraulic stretching arm lower end is equipped with the dust absorption screen panel, and the protection casing passes through screw fixed connection with the dust absorption screen panel, protection casing left side end and slide bar left side port fixed connection, protection casing right side end and loop bar outer wall sliding connection, are equipped with damping device between protection casing inner end and the loop bar outer wall end, and damping device can slide at the loop bar outer wall along with the protection casing.

As a further aspect of the present invention: the loop bar inner wall department is equipped with the spout, and the sliding bar passes through welded mode fixedly connected with sliding block at the inside one end of loop bar, and the sliding block can be suitable for with the spout cooperation, and the sliding bar can slide around in the loop bar.

As a further aspect of the present invention: the protection casing left end sets up in slide bar left end top, and the protection casing left end passes through screw a and slide bar left end fixed connection, and screw a quantity is two.

As a further aspect of the present invention: the outer wall of the bottom end of the protective cover is fixedly connected with a connecting block a in a welded mode, the outer wall of the top end of the dust collection net cover is fixedly connected with a connecting block b in a welded mode, the connecting block a is connected with the connecting block b through a screw b, the outer wall of the bottom end of the connecting block b is provided with a nut, and the nut can be matched with the screw b for use.

As a further aspect of the present invention: be equipped with the holding frame between protection casing and the loop bar outer wall, be equipped with the rubber gyro wheel in the holding frame, the rubber gyro wheel passes through pivot and holding frame both sides outer wall fixed connection.

As a further aspect of the present invention: the clamping frame passes through screw c and protection casing inner wall fixed connection, and rubber gyro wheel quantity is two, the equal fixedly connected with spacing fixed plate of pivot both sides end, and spacing fixed plate sets up in clamping frame side outer wall department.

As a further aspect of the present invention: damping device includes the fixed block, and fixed block fixed connection has a spring telescopic link at protection casing top inner wall, and fixed block bottom outer wall welding has a spring telescopic link, and spring telescopic link lower extreme fixedly connected with slider, slider can slide on loop bar top outer wall.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a protection casing device that sets up can be in the flexible arm of hydraulic pressure whether shrink or stretch out and all can protect it, can prevent that the falling rocks in the mine hole from leading to the fact the damage to the flexible arm device of hydraulic pressure, and the dust absorption screen panel of setting can adsorb the dust in the mine hole to separate dust and the flexible arm of hydraulic pressure, thereby can effectually prevent that the dust from leading to the fact the damage to the inside component of device in entering into the flexible arm device of hydraulic pressure.

2. The utility model discloses a damping device who sets up can reduce rocking that the device produced when the operation through the spring telescopic link that sets up, also can absorb the impact force that the falling rocks produced when the protection casing is hit to the falling rocks, and the slider of setting can slide around the loop bar outer wall is carried out to can reduce the frictional force that the protection casing produced when removing, make the protection casing more smooth and easy when removing.

Drawings

Fig. 1 is a partially cut-away structural schematic diagram of a protective device of a mining hydraulic telescopic boom.

Fig. 2 is a schematic sectional structural view of the right side view end of a sleeve rod in a protective device of a mining hydraulic telescopic boom.

Fig. 3 is a schematic structural diagram of the left side view end of a sliding rod in the protective device of the mining hydraulic telescopic boom.

In the figure: 1. a protective cover; 1-1, a clamping frame; 1-2, rubber rollers; 1-3, a rotating shaft; 1-4, screw c; 1-5, a limit fixing plate; 1-6, connecting block a; 1-7, screw b; 1-8, fixing blocks; 1-9, a spring telescopic rod; 1-10, a slide block; 1-11, screw a; 2. a dust-absorbing net cover; 2-1, connecting block b; 3. a loop bar; 3-1, a chute; 4. a slide bar; 4-1 and a sliding block.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a protection device for a mining hydraulic telescopic boom comprises a hydraulic telescopic boom, the hydraulic telescopic boom comprises a loop bar 3, a slide bar 4 is arranged in the loop bar 3, the cross sections of the loop bar 3 and the slide bar 4 are polygonal, a protective cover 1 is arranged at the upper end of the hydraulic telescopic boom, the protective cover 1 is arranged to protect the upper end of the hydraulic telescopic boom, a dust suction net cover 2 is arranged at the lower end of the hydraulic telescopic boom, the dust suction net cover 2 is provided with activated carbon for adsorption, so that dust can be effectively prevented from entering the hydraulic telescopic boom, the protective cover 1 is fixedly connected with the dust suction net cover 2 through screws, the left end of the protective cover 1 is fixedly connected with the left end port of the slide bar 4, the protective cover 1 is fixedly connected with the left end of the slide bar 4, so that the protective cover 1 can be driven to move together when the slide bar 4 moves, so that the slide bar 4 can be, a damping device is arranged between the inner end of the protective cover 1 and the outer wall end of the loop bar 3, the damping device can slide on the outer wall of the loop bar 3 along with the protective cover 1, the inner wall of the loop bar 3 is provided with a sliding groove 3-1, one end of a sliding rod 4 in the loop bar 3 is fixedly connected with a sliding block 4-1 in a welding mode, the sliding block 4-1 can be matched and applied with the sliding groove 3-1, the sliding rod 4 can slide back and forth in the loop bar 3, the left end of the protective cover 1 is arranged above the left end of the sliding rod 4, the left end of the protective cover 1 is fixedly connected with the left end of the sliding rod 4 through a screw a1-11, the number of the screws a1-11 is two, the outer wall of the bottom end of the protective cover 1 is fixedly connected with a connecting block a1-6 in a welding, the connecting block a1-6 is connected with the connecting block b2-1 through a screw b1-7, a nut is arranged on the outer wall of the bottom end of the connecting block b2-1 and can be matched with the screw b1-7 for use, and the protective cover 1 is connected with the dust collection net cover 2 through the screw b1-7, so that the dust collection net cover 2 can conveniently move along with the protective cover 1, and the dust collection net cover 2 can be conveniently detached to facilitate replacement and cleaning of the dust collection net cover 2.

A clamping frame 1-1 is arranged between the protective cover 1 and the outer wall of the sleeve rod 3, rubber rollers 1-2 are arranged in the clamping frame 1-1, the clamping frame 1-1 is arranged for clamping and fixing the rubber rollers 1-2, the rubber rollers 1-2 are arranged for facilitating the protective cover 1 to move on the outer end wall of the sleeve rod 3, the rubber rollers 1-2 are fixedly connected with the outer walls of the two sides of the clamping frame 1-1 through rotating shafts 1-3, the clamping frame 1-1 is fixedly connected with the inner wall of the protective cover 1 through screws c1-4, the number of the rubber rollers 1-2 is two, the two side ends of the rotating shafts 1-3 are fixedly connected with limiting fixing plates 1-5, the limiting fixing plates 1-5 are arranged on the outer walls of the side ends of the clamping frame 1-1, and the damping device comprises fixing, the fixed blocks 1-8 are fixedly connected to the inner wall of the top of the protective cover 1, the spring telescopic rods 1-9 are welded to the outer wall of the bottom ends of the fixed blocks 1-8, the spring telescopic rods 1-9 are arranged to reduce shaking generated when the device operates and can also absorb impact force generated by falling rocks when the falling rocks hit the protective cover 1, the lower ends of the spring telescopic rods 1-9 are fixedly connected with sliding blocks 1-10, and the sliding blocks 1-10 can slide on the outer wall of the top end of the sleeve rod 3.

The utility model discloses a theory of operation is: in the utility model, the upper end of the hydraulic telescopic boom can be protected by the protective cover 1, the damping device arranged at the lower end of the protective cover 1 can reduce the vibration force generated when the hydraulic telescopic boom operates, thereby reducing the shaking generated when the hydraulic telescopic boom operates, meanwhile, the damping device can also absorb the impact force generated by the falling rocks in the mine cavity to the protective cover 1, a clamping frame 1-1 and a rubber roller 1-2 are arranged between the right side end of the protective cover 1 and a loop bar 3, the rubber roller 1-2 can support the protective cover 1, the rubber roller 1-2 can reduce the friction force generated when the protective cover 1 moves, the left side end of the protective cover 1 is fixedly connected with a slide bar 4 by a screw a1-11, the connection mode can lead the protective cover 4 to move along with the slide bar 4 when the slide bar 4 extends and retracts, therefore, the protective cover 1 can provide better protection for the hydraulic telescopic arm, the protective cover 1 is fixedly connected with the dust collection screen cover 2 through screws b1-7, the connection mode is that the dust collection screen cover 4 can move together with the protective cover 1, the arranged dust collection screen cover 4 is used for reducing dust entering the hydraulic telescopic arm, the dust collection screen cover is prevented from damaging internal parts of the hydraulic telescopic arm, the dust collection screen cover 4 is conveniently taken down by adopting a screw fixing mode, and therefore convenience is brought to cleaning and replacement of the dust collection screen cover 4.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a protector of mining hydraulic stretching arm, includes hydraulic stretching arm, and hydraulic stretching arm includes loop bar (3), is equipped with slide bar (4) in loop bar (3), and the cross-section of loop bar (3) and slide bar (4) is the polygon, its characterized in that, hydraulic stretching arm upper end is equipped with protection casing (1), and hydraulic stretching arm lower extreme is equipped with dust absorption screen panel (2), and protection casing (1) passes through screw fixed connection with dust absorption screen panel (2), protection casing (1) left side end and slide bar (4) left side port fixed connection, protection casing (1) right side end and loop bar (3) outer wall sliding connection are equipped with damping device between protection casing (1) inner end and loop bar (3) outer wall end, and damping device can slide at loop bar (3) outer wall along with protection casing (1).

2. The protection device for the mining hydraulic telescopic boom according to claim 1, characterized in that a sliding groove (3-1) is formed in the inner wall of the loop bar (3), a sliding block (4-1) is fixedly connected to one end of the sliding bar (4) in the loop bar (3) in a welding mode, the sliding block (4-1) can be matched and applied with the sliding groove (3-1), and the sliding bar (4) can slide back and forth in the loop bar (3).

3. The protection device for the mining hydraulic telescopic boom according to claim 1, characterized in that the left side end of the protection cover (1) is arranged above the left side end of the sliding rod (4), the left side end of the protection cover (1) is fixedly connected with the left side end of the sliding rod (4) through screws a (1-11), and the number of the screws a (1-11) is two.

4. The protection device for the mining hydraulic telescopic boom according to claim 1, characterized in that the outer wall of the bottom end of the protection cover (1) is fixedly connected with a connecting block a (1-6) in a welding mode, the outer wall of the top end of the dust collection net cover (2) is fixedly connected with a connecting block b (2-1) in a welding mode, the connecting block a (1-6) is connected with the connecting block b (2-1) through a screw b (1-7), and the outer wall of the bottom end of the connecting block b (2-1) is provided with a nut which can be used together with the screw b (1-7).

5. The protection device for the mining hydraulic telescopic boom according to claim 1, characterized in that a clamping frame (1-1) is arranged between the protection cover (1) and the outer wall of the loop bar (3), a rubber roller (1-2) is arranged in the clamping frame (1-1), and the rubber roller (1-2) is fixedly connected with the outer walls of two sides of the clamping frame (1-1) through a rotating shaft (1-3).

6. The protection device for the mining hydraulic telescopic boom according to claim 5, characterized in that the clamping frame (1-1) is fixedly connected with the inner wall of the protection cover (1) through a screw c (1-4), the number of the rubber rollers (1-2) is two, the two side ends of the rotating shaft (1-3) are fixedly connected with a limiting fixing plate (1-5), and the limiting fixing plate (1-5) is arranged at the outer wall of the side end of the clamping frame (1-1).

7. The protection device for the mining hydraulic telescopic arm according to claim 1, wherein the damping device comprises a fixed block (1-8), the fixed block (1-8) is fixedly connected to the inner wall of the top of the protection cover (1), a telescopic spring rod (1-9) is welded to the outer wall of the bottom end of the fixed block (1-8), a sliding block (1-10) is fixedly connected to the lower end of the telescopic spring rod (1-9), and the sliding block (1-10) can slide on the outer wall of the top end of the sleeve rod (3).