CN214499104U

CN214499104U - Temporary support hydraulic support for coal mining and tunneling face

Info

Publication number: CN214499104U
Application number: CN202120712610.XU
Authority: CN
Inventors: 高振华; 郑田野; 王恩龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-10-26
Anticipated expiration: 2031-04-08

Abstract

The utility model relates to a dig hydraulic support equipment technical field, and disclose a hydraulic support is strutted when coal mining tunnelling work faces, including base and stake body, the base top is equipped with the rubber pad, the rubber pad top is equipped with first drum, swing joint between first drum and the telescopic link, fixedly connected with second drum on the telescopic link, be equipped with the support column on the second drum, the welding of drum top has the stake body, support body side is equipped with the pressure attention device, stake body top is equipped with the bearing plate. The utility model discloses a device has good bearing capacity, and can freely adjust according to the height of working face, carries on pressure warning indicator on it simultaneously, can be used for reaching the critical value at the equipment bearing and send corresponding warning, in time reminds the operation personnel to strengthen the guarantee to operation personnel personal safety.

Description

Temporary support hydraulic support for coal mining and tunneling face

Technical Field

The utility model relates to a mining equipment technical field specifically is a hydraulic support is strutted when coal mining tunnelling work faces.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and along with the increasing demand of people on the coal mine, the coal mine excavation requirement is more and more, the coal supply is required to be large, the coal mining safety is also required to be ensured, a temporary support hydraulic support is required to be arranged on a tunneling working face at all times, but the existing temporary support hydraulic support cannot adjust the levelness of a supporting face according to different terrains, meanwhile, the existing temporary support hydraulic support cannot be well quickly adjusted according to the heights of different working faces, and meanwhile, the overall stability is not high, so that certain potential safety hazards still exist.

Therefore, a temporary supporting hydraulic support for a coal mining and tunneling working face is designed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a hydraulic support is strutted when coal mining tunnelling work faces has solved and has strutted hydraulic support temporarily and can not reach the problem of limiting value according to the working face quick adjustment holding height of difference and can not in time remind its bearing of staff in the excavation process.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the hydraulic support for supporting coal mining and tunneling working faces comprises a base and a support body, wherein a rubber pad is arranged above the base, a first cylinder is arranged above the rubber pad, the first cylinder is movably connected with a first telescopic rod, a second cylinder is fixedly connected onto the first telescopic rod, a supporting column is arranged on the second cylinder, the support body is welded above the cylinder, a pressure warning device is arranged on the side face of the support body, and a bearing plate is arranged above the support body.

Furthermore, a first sleeve is arranged in the first cylinder, and the first sleeve and the first telescopic rod are movably connected to form a telescopic structure.

Furthermore, a hydraulic cylinder is arranged in the base, a piston is arranged on the hydraulic cylinder, a baffle is arranged below the piston, the piston is fixedly connected with the baffle, a third cylinder is arranged below the baffle, the baffle is movably connected with the third cylinder, a nut is arranged on the piston, and the nut is fixedly connected with the piston.

Furthermore, the third cylinder is welded with a first spring, a piston is arranged in the first spring, a support column is arranged below the piston, the piston is fixedly connected with the support column, a second cylinder is arranged below the support column, and the support column is fixedly connected with the second cylinder.

Furthermore, the bearing plate is movably connected with the support body to form a telescopic structure, and the pressure warning device is movably connected with the support body to form a telescopic structure.

Further, a second spring is arranged below the bearing plate, a second telescopic rod is arranged in the second spring, a pressing plate is arranged below the second telescopic rod, the second telescopic rod is welded with the pressing plate, a third rotating shaft is arranged below the pressing plate, the pressing plate is movably connected with the third rotating shaft, a fourth gear is arranged on the third rotating shaft, the third rotating shaft is connected with the fourth gear in an interference fit manner, a motor is arranged below the third rotating shaft, a third gear is arranged above the third rotating shaft, and the third gear is connected with the third rotating shaft in an interference fit manner.

Furthermore, the side face of the pressure warning device is fixedly connected with a second sleeve, a first rotating shaft is arranged in the second sleeve, a first gear is arranged on one side of the first rotating shaft, the first rotating shaft is connected with the first gear in an interference fit mode, the first gear is meshed with the second gear, a second rotating shaft is arranged on the second gear, and the second gear is connected with the second rotating shaft in an interference fit mode.

The utility model has the advantages that:

1. the utility model discloses a, be provided with base and stake body, play the effect of shock attenuation buffering through being equipped with the rubber pad above the base, be equipped with the pneumatic cylinder in the base simultaneously, drive the piston through the pneumatic cylinder and then drive the support column on first telescopic link and the first telescopic link, can realize freely adjusting the height of locating of whole stake body.

2. The utility model discloses a, be provided with bearing plate and pressure warning ware, be equipped with the fourth gear that second spring, telescopic link and clamp plate can drive the bearing plate below through being equipped with in the bearing plate below and reciprocate, and then pass to next structurally through carrying out the meshing effect between fourth gear and the third gear, and then drive the pressure warning ware and carry out the removal that stretches out and draws back.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the hydraulic telescopic device of the present invention;

FIG. 3 is a schematic view of the inner structure of the first cylinder of the present invention;

fig. 4 is a schematic view of the internal structure of the stent of the present invention.

In the figure: 1. a base; 2. a rubber pad; 3. a first cylinder; 4. a first telescopic rod; 5. a support pillar; 6. A second cylinder; 7. a stent body; 8. a pressure alarm; 9. a bearing plate; 10. a first spring; 11. a third cylinder; 12. a baffle plate; 13. a nut; 14. a piston; 15. a hydraulic cylinder; 16. a first sleeve; 17. A first rotating shaft; 18. a second sleeve; 19. a first gear; 20. a second gear; 21. a second rotating shaft; 22. a third gear; 23. a motor; 24. a third rotating shaft; 25. a fourth gear; 26. pressing a plate; 27. A second telescopic rod; 28. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to FIGS. 1-4: the utility model provides a hydraulic support is strutted when coal mining tunnelling work faces, includes base 1 and stake body 7, and base 1 top is equipped with rubber pad 2, and rubber pad 2 top is equipped with first drum 3, swing joint between first drum 3 and the first telescopic link 4, fixedly connected with second drum 6 on the first telescopic link 4, is equipped with support column 5 on the

second drum

6, and 6 top welding of second drum have

stake body

7, and 7 sides of stake body are equipped with

pressure warning ware

8, and 7 tops of stake body are equipped with bearing plate 9.

Wherein, be equipped with first sleeve 16 in the first drum 3, swing joint constitutes extending structure between first sleeve 16 and the first telescopic link 4, is equipped with pneumatic cylinder 15 in the base 1, is equipped with piston 14 on the pneumatic cylinder 15, and piston 14 below is equipped with baffle 12, and fixed connection between piston 14 and the baffle 12, baffle 12 below is equipped with third drum 11, swing joint between baffle 12 and the third drum 11, is equipped with nut 13 on the piston 14, fixed connection between nut 13 and the piston 14.

Wherein, the welding has first spring 10 on the third drum 11, is equipped with piston 14 in the first spring 10, and piston 14 below is equipped with support column 5, fixed connection between piston 14 and the support column 5, and support column 5 below is equipped with second drum 6, fixed connection between support column 5 and the second drum 6, swing joint constitutes extending structure between bearing plate 9 and the stake body 7, and swing joint constitutes extending structure between pressure warning ware 8 and the stake body 7.

A second spring 28 is arranged below the bearing plate 9, a second telescopic rod 27 is arranged in the second spring 28, a pressing plate 26 is arranged below the second telescopic rod 27, the second telescopic rod 27 is welded with the pressing plate 26, a third rotating shaft 24 is arranged below the pressing plate 26, the pressing plate 26 is movably connected with the third rotating shaft 24, a fourth gear 25 is arranged on the third rotating shaft 24, the third rotating shaft 24 is connected with the fourth gear 25 in an interference fit manner, a motor 23 is arranged below the third rotating shaft 24, a third gear 22 is arranged above the third rotating shaft 24, and the third gear 22 is connected with the third rotating shaft 24 in an interference fit manner.

The side surface of the pressure warning device 8 is fixedly connected with a second sleeve 18, a first rotating shaft 17 is arranged in the second sleeve 18, a first gear 19 is arranged on one side of the first rotating shaft 17, the first rotating shaft 17 is connected with the first gear 19 in an interference fit mode, the first gear 19 is meshed with a second gear 20, a second rotating shaft 21 is arranged on the second gear 20, and the second gear 20 is connected with the second rotating shaft 21 in an interference fit mode.

To sum up, the utility model discloses when using, at first start-up pneumatic cylinder 15, drive piston 14 through pneumatic cylinder 15 and move, and then drive first telescopic link 4 through piston 14 and move to utilize first spring 10 and rubber pad 2 to carry out shock attenuation processing, drive support column 5 through first telescopic link 4 simultaneously, realize the free regulation of whole stake body 7 place height.

In addition, the motor 23 is started, the rotation is transmitted to the third rotating shaft 24 and the fourth gear 25 through the motor 23, the bearing plate 9 is pressed downwards after being stressed and is connected with the pressing plate 26 and the second telescopic rod 27 to form a telescopic structure, the height of the fourth gear 25 is adjusted until the fourth gear is meshed with the third gear 22, the power is transmitted to the second gear 20, the second rotating shaft 21, the first gear 19 and the first rotating shaft 17, the telescopic function of the pressure warning device 8 is achieved through threaded connection between the first rotating shaft 17 and the second sleeve 18, and therefore when the pressure reaches the limit of equipment, people can be reminded of paying attention to the safety of the people in time.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a hydraulic support is strutted when coal mining tunnelling working faces, includes base (1) and stake body (7), its characterized in that: the base (1) top is equipped with rubber pad (2), rubber pad (2) top is equipped with first drum (3), swing joint between first drum (3) and first telescopic link (4), fixedly connected with second drum (6) on first telescopic link (4), be equipped with support column (5) on second drum (6), second drum (6) top welding has stake body (7), stake body (7) side is equipped with pressure warning ware (8), stake body (7) top is equipped with bearing plate (9).

2. A temporary support hydraulic support for a coal mining excavation working face according to claim 1, wherein: a first sleeve (16) is arranged in the first cylinder (3), and the first sleeve (16) and the first telescopic rod (4) are movably connected to form a telescopic structure.

3. A temporary support hydraulic support for a coal mining excavation working face according to claim 1, wherein: be equipped with pneumatic cylinder (15) in base (1), be equipped with piston (14) on pneumatic cylinder (15), piston (14) below is equipped with baffle (12), fixed connection between piston (14) and baffle (12), and baffle (12) below is equipped with third drum (11), swing joint between baffle (12) and third drum (11), is equipped with nut (13) on piston (14), fixed connection between nut (13) and piston (14).

4. A temporary support hydraulic support for a coal mining excavation working face according to claim 3, wherein: the third cylinder (11) is welded with a first spring (10), a piston (14) is arranged in the first spring (10), a supporting column (5) is arranged below the piston (14), the piston (14) is fixedly connected with the supporting column (5), a second cylinder (6) is arranged below the supporting column (5), and the supporting column (5) is fixedly connected with the second cylinder (6).

5. A temporary support hydraulic support for a coal mining excavation working face according to claim 1, wherein: the bearing plate (9) and the support body (7) are movably connected to form a telescopic structure, and the pressure warning device (8) and the support body (7) are movably connected to form a telescopic structure.

6. A temporary support hydraulic support for a coal mining excavation working face according to claim 1, wherein: bearing plate (9) below is equipped with second spring (28), be equipped with second telescopic link (27) in second spring (28), second telescopic link (27) below is equipped with clamp plate (26), second telescopic link (27) and clamp plate (26) weld, clamp plate (26) below is equipped with third pivot (24), swing joint between clamp plate (26) and third pivot (24), be equipped with fourth gear (25) on third pivot (24), interference fit is connected between third pivot (24) and fourth gear (25), third pivot (24) below is equipped with motor (23), third pivot (24) top is equipped with third gear (22), interference fit is connected between third gear (22) and third pivot (24).

7. A temporary support hydraulic support for a coal mining excavation working face according to claim 1, wherein: pressure warning indicator (8) side fixedly connected with second sleeve (18), be equipped with first pivot (17) in second sleeve (18), first pivot (17) one side is equipped with first gear (19), interference fit is connected between first pivot (17) and first gear (19), meshes between first gear (19) and second gear (20), is equipped with second pivot (21) on second gear (20), interference fit is connected between second gear (20) and second pivot (21).