CN212269287U

CN212269287U - Bracket type hydraulic hoisting device for underground coal mine

Info

Publication number: CN212269287U
Application number: CN202020361063.0U
Authority: CN
Inventors: 甘雪华
Original assignee: Jiangsu Pac & Cmc Manufacturing Co ltd
Current assignee: Jiangsu Pac & Cmc Manufacturing Co ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2021-01-01
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses a bracket type hydraulic hoisting device for underground coal mine, which relates to the technical field of underground operation of the mine, and comprises a bottom plate, wherein four corners at the bottom of the bottom plate are fixedly connected with an electric hydraulic expansion piece, the bottom of the bottom plate at one side of the electric hydraulic expansion piece is fixedly connected with a shock absorber, the bottom of the shock absorber is provided with a walking wheel, two sides at the top of the bottom plate are fixedly connected with hydraulic struts, the top of the hydraulic strut is fixedly connected with a support plate, the support plate is fixedly connected with a rotating platform, the top of the rotating platform is fixedly connected with a main suspension arm, the bottom of the main suspension arm is fixedly connected with a hydraulic telescopic rod, the top of the hydraulic telescopic rod is fixedly connected with a steel wire rope, the top of the hydraulic telescopic rod is fixedly connected with a sliding hanger, the lower end of, generally speaking, the device has the advantages of larger working range of hoisting operation, convenient and reliable use and improvement of the working efficiency of underground operation.

Description

Bracket type hydraulic hoisting device for underground coal mine

Technical Field

The utility model relates to a mine borehole operation technical field specifically is a colliery is supported hydraulic lifting device for pit.

Background

When a coal mine is excavated under a mine, the whole production process is underground operation, and various operation devices are required to be transported into an underground roadway for installation and use. Because of the requirements of the size and the operation environment of the mine tunnel, equipment such as hoisting, transportation, installation and the like commonly used in ground construction cannot be used in the underground mine tunnel, and common tools of workers in the tunnel are simple crowbars, single hydraulic supports, chain blocks and the like.

However, when larger equipment is hoisted, the use of the simple tools is time-consuming and labor-consuming, and the standard requirements are difficult to meet, the existing large-scale underground mine hoisting device only has a simple hoisting function, is inconvenient to move, is subjected to single-point local supporting stress, has the problem that the single-point stress pressure is large when the roadway roof is stressed, and is easy to damage the roadway roof; simultaneously when hydraulic prop runs into the roof not smooth or when broken relatively, the problem that hydraulic prop holding power is not enough can appear to make the hoist and mount of whole device stable inadequately, stability is not high, and it is convenient inadequately to use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a colliery is in pit with posture hydraulic lifting device has solved the problem that goes out 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 colliery is prop up posture hydraulic pressure hoist device for pit, includes the bottom plate, the equal fixed connection electro-hydraulic expansion bend of bottom plate bottom four corners department, the bottom plate bottom fixed connection bumper shock absorber of electro-hydraulic expansion bend one side, the bumper shock absorber bottom sets up the walking wheel, bottom plate top both sides fixed connection hydraulic prop is provided with the balancing weight on the bottom plate between the hydraulic prop, hydraulic prop top fixed connection backup pad, fixed connection revolving stage, revolving stage top fixed connection main davit in the backup pad.

As a preferred technical scheme of the utility model, hydraulic telescoping rod of main davit bottom fixed connection, hydraulic telescoping rod's flexible end top fixed connection wire rope No. one, hydraulic telescoping rod No. two of main davit top fixed connection, the flexible end top fixed connection sliding hanger of No. two hydraulic telescoping rods, the sliding hanger lower extreme passes the main davit and rotates the connection pulley, sliding hanger upper end both sides are rotated and are connected the gyro wheel.

As a preferred technical scheme of the utility model, wire rope walks around the pulley, and bottom fixed connection lifting hook.

As a preferred technical scheme of the utility model, the main boom keeps away from revolving stage one end and runs through and sets up the slotted hole, set up flutedly on the main boom of slotted hole both sides, the gyro wheel on the slip gallows removes along the orbit of recess to drive the slip gallows and remove about the slotted hole.

As an optimized technical scheme of the utility model, bottom plate one side fixed connection traction block is connected with draw gear when making things convenient for the mobile device.

The utility model discloses have following useful part: through set up the balancing weight can make the hoist and mount work stability more of whole device on the bottom plate, set up the lift that hydraulic telescoping post can realize hoist device's whole height, make and to adapt to the hoist and mount condition of more differences, application scope is more extensive, through setting up the strutting arrangement stability of hoist and mount during operation that electronic hydraulic telescoping device can be fine, through setting up the removal that the walking wheel can make things convenient for the device, can adjust the scope of hoist and mount operation through setting up revolving stage and hydraulic telescoping rod and No. two hydraulic telescoping rods, make the working range of hoist and mount operation bigger, the device convenient to use, high stability, high safety performance, wide application range.

Drawings

Fig. 1 is a schematic view of an orthographic structure of a bracket type hydraulic hoisting device for underground coal mine.

Fig. 2 is a schematic view of a support type hydraulic hoisting device for underground coal mine.

Fig. 3 is a schematic structural diagram of a main boom in a bracket type hydraulic hoisting device for a coal mine underground.

In the figure: 1. a base plate; 2. a shock absorber; 3. a traveling wheel; 4. an electro-hydraulic jack; 5. a traction block; 6. a hydraulic prop; 7. a balancing weight; 8. a support plate; 9. a rotating table; 10. a main boom; 101. a slot; 102. a groove; 11. a first hydraulic telescopic rod; 12. a second hydraulic telescopic rod; 13. a wire rope; 14. a pulley; 15. a roller; 16. a sliding hanger; 17. and (4) a lifting hook.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a bracket type hydraulic lifting device for a coal mine underground comprises a bottom plate 1, wherein four corners of the bottom plate 1 are fixedly connected with an electric hydraulic expansion piece 4, the bottom of the bottom plate 1 on one side of the electric hydraulic expansion piece 4 is fixedly connected with a shock absorber 2, a travelling wheel 3 is arranged at the bottom of the shock absorber 2, hydraulic struts 6 are fixedly connected with two sides of the top of the bottom plate 1, a balancing weight 7 is arranged on the bottom plate 1 between the hydraulic struts 6, the top of each hydraulic strut 6 is fixedly connected with a supporting plate 8, a rotating platform 9 is fixedly connected with the supporting plate 8, and a main suspension arm 10 is fixedly connected with.

The telescopic crane is characterized in that a first hydraulic telescopic rod 11 is fixedly connected to the bottom of the main boom 10, a steel wire rope 13 is fixedly connected to the top of the telescopic end of the first hydraulic telescopic rod 11, a second hydraulic telescopic rod 12 is fixedly connected to the top of the main boom 10, the top of the telescopic end of the second hydraulic telescopic rod 12 is fixedly connected with a sliding hanger 16, the lower end of the sliding hanger 16 penetrates through the main boom 10 and rotates to be connected with a pulley 14, and connecting rollers 15 are rotatably arranged on two sides of the upper end of the sliding hanger 16.

The steel wire rope 13 bypasses the pulley 14, the bottom of the steel wire rope is fixedly connected with the lifting hook 17, one end, far away from the rotating platform 9, of the main suspension arm 10 penetrates through a groove hole 101, and grooves 102 are formed in the main suspension arm 10 on two sides of the groove hole 101.

Example 2

Referring to fig. 1-3, the other contents of the present embodiment are the same as embodiment 1, except that: one side of the bottom plate 1 is fixedly connected with a traction block 5.

In the implementation process of the utility model, the device can be moved to a proper position under the action of the travelling wheel 3 when in use, the electric hydraulic expansion piece 4 is started to contact with the ground and lift the whole device, so that the device is positioned on the ground, the hydraulic prop 6 is adjusted according to the actual work requirement, the lifting of the device is realized, the extension length of the steel wire rope 13 is adjusted by adjusting the first hydraulic telescopic rod 11 and the second hydraulic telescopic rod 12, meanwhile, the lifting hook 17 is moved to a proper position, the lifting of the hoisted goods is realized under the action of the first hydraulic telescopic rod 11 and the second hydraulic telescopic rod 12, the rotary table 9 can be rotated according to the requirement, the counterweight 7 ensures the stability of the base of the whole device when in hoisting operation, the hoisting stability of the device is ensured, the safety is higher, the use is more reliable, the working range of the hoisting operation of the device is larger overall, and the use is convenient and fast, the performance is reliable, and the working efficiency of the underground operation is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a colliery is prop up posture hydraulic lifting device for pit, includes bottom plate (1), its characterized in that, equal fixed connection electro-hydraulic expansion bend (4) of bottom plate (1) bottom four corners department, bottom plate (1) bottom fixed connection bumper shock absorber (2) of electro-hydraulic expansion bend (4) one side, bumper shock absorber (2) bottom set up walking wheel (3), bottom plate (1) top both sides fixed connection hydraulic prop (6), be provided with balancing weight (7) on bottom plate (1) between hydraulic prop (6), hydraulic prop (6) top fixed connection backup pad (8), fixed connection revolving stage (9) on backup pad (8), revolving stage (9) top fixed connection main boom (10).

2. The hydraulic support lifting device for the underground coal mine according to claim 1, wherein a first hydraulic telescopic rod (11) is fixedly connected to the bottom of the main boom (10), a steel wire rope (13) is fixedly connected to the top of the telescopic end of the first hydraulic telescopic rod (11), a second hydraulic telescopic rod (12) is fixedly connected to the top of the main boom (10), a sliding hanger (16) is fixedly connected to the top of the telescopic end of the second hydraulic telescopic rod (12), the lower end of the sliding hanger (16) penetrates through the main boom (10) and is rotatably connected with a pulley (14), and rollers (15) are rotatably connected to two sides of the upper end of the sliding hanger (16).

3. The hydraulic support lifting device for the underground coal mine according to claim 2, wherein the steel wire rope (13) is wound around the pulley (14), and the bottom of the steel wire rope is fixedly connected with the lifting hook (17).

4. The hydraulic support lifting device for the underground coal mine according to claim 1, wherein a slotted hole (101) is formed in one end of the main lifting arm (10) far away from the rotating platform (9), and grooves (102) are formed in the main lifting arm (10) on two sides of the slotted hole (101).

5. The hydraulic support lifting device for the underground coal mine according to claim 3 or 4, wherein one side of the bottom plate (1) is fixedly connected with a traction block (5).