CN211549732U

CN211549732U - Novel supporting device for coal mine tunnel

Info

Publication number: CN211549732U
Application number: CN201821679952.0U
Authority: CN
Inventors: 方春锋; 于利
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-17
Filing date: 2018-10-17
Publication date: 2020-09-22
Anticipated expiration: 2028-10-17

Abstract

The utility model discloses a novel supporting device of coal mine tunnel, including two bottom plates that are parallel to each other, all install two gyro wheels in two bottom plates, the upper end both sides of two bottom plates all are fixed with the dead lever, the upper end of four dead levers all rotates and is connected with the dwang, two dwangs with one side are a set of, all rotate with relative one side of two dwangs in a set of and be connected with the second hydro-cylinder, and be a set of with two second hydro-cylinders of one side, the lower extreme of two sets of second hydro-cylinders rotates respectively and connects the upper end at two bottom plates, wherein a set of second hydro-cylinder is located between wherein a set of dwa. The utility model discloses conveniently remove, and be convenient for adjust to make things convenient for the different tunnel of quick adaptation, simple structure, thereby make things convenient for the staff to overhaul, be favorable to increase of service life, can effectual supplementary fixed dwang and dead lever, can effectively avoid removing when strutting, the quality is strutted in better improvement.

Description

Novel supporting device for coal mine tunnel

Technical Field

The utility model relates to a tunnel support technical field especially relates to a novel supporting device of coal mine tunnel.

Background

The roadway is various passages drilled between the ground surface and an ore body and used for carrying ores, ventilating, draining water, pedestrians and various necessary preparation projects for mining ores for metallurgical equipment, the passages are collectively called the roadway, in order to ensure the safety of workers, the roadway is supported basically for the purpose of easing and reducing the movement of surrounding rocks, the section of the roadway is not excessively reduced, meanwhile, detached and damaged surrounding rocks are prevented from falling down, the coal mine roadway support is subjected to the lengthy process from wood support, brickwork support and section steel support to anchor rod support, and the safety is better and better.

In the prior art, reports about supporting devices are more, and the patent of CN206845207U discloses a novel temporary supporting device for a fully-mechanized excavation face of a coal mine tunnel, which can realize active supporting of a full-section top plate of the top plate, simplify supporting procedures, realize a continuous operation mode of synchronous tunneling, temporary supporting and permanent anchoring, avoid potential safety hazards of operation personnel under the empty roof, facilitate the safety management of the top plate during coal mine tunneling work, and create a safe working environment for the fully-mechanized excavation face; the mechanical support operation degree of the coal mine heading face is improved, the heading speed and the working efficiency are greatly improved, the heading cost and the labor intensity of operating personnel are reduced, the passive situation that the excavation is continuous and tense is relieved, but the device is complex in structure, not beneficial to rapid operation and inconvenient to overhaul, the service life of the device can be prolonged, and the development work is not facilitated.

CN 107420117A's patent discloses a coal mine tunnel is with strutting connecting device, the device simple structure, high durability and convenient use, to strut the steel sheet and adopt connection structure to strut, can make the inner branch protect the deformation that the steel sheet produced certain angle, when preventing that the stratum from appearing the stress concentration of splitting, make the steel sheet adaptation adjust this kind of deformation, can prevent to strut the stress concentration effect of steel sheet, improve the security that the steel sheet was strutted, and, the outside sets up the outer tunnel of auxiliary stay and struts the steel sheet, can effectively improve the holistic stability of steel sheet of strutting, the long-term stability of strutting can be improved greatly to this device, adapt to the requirement of various soft rock stratums, but inconvenient removal, belong to fixed supporting construction, be not convenient for the staff and use fast.

The patent of CN106958451A discloses a coal mine roadway driving auxiliary supporting device, can realize the effect of supporting while driving in the process of driving, and, in the process of driving, can spray water mist to the dust and degrade, and, the auxiliary supporting component can realize the auxiliary support to the supporting beam, the support angle is adjustable, the supporting is flexible, and a movable counterweight is also arranged, thus, the supporting and driving effect of the device is ensured, the balance of the device in the supporting and driving process is ensured, the device can greatly improve the driving and supporting efficiency of the roadway, the construction safety is ensured, but the supporting range of the device is small, only the driving part is supported, and the personal safety of workers is not easy to ensure.

To sum up, how the supporting device can reach simple structure, the function that convenient removal and supporting scope are big is the key and difficult problem of the technical staff's of this field research, how can be fast convenient remove, and can stably fix, guarantee supporting device's steadiness to improve and strut the security, and how to realize adjusting the installation fast, thereby make things convenient for the staff to operate, for this reason, we have provided a novel supporting device of coal mine tunnel to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a novel supporting device for a coal mine tunnel.

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

a novel supporting device for a coal mine roadway comprises two bottom plates which are parallel to each other, two idler wheels are mounted in the two bottom plates, fixed rods are fixed on two sides of the upper ends of the two bottom plates, the upper ends of the four fixed rods are rotatably connected with rotating rods, the two rotating rods on the same side are in a group, the opposite sides of the two rotating rods in the same group are rotatably connected with second oil cylinders, the two second oil cylinders on the same side are in a group, the lower ends of the two groups of second oil cylinders are respectively rotatably connected with the upper ends of the two bottom plates, one group of second oil cylinders are positioned between the rotating rods in one group, first moving grooves are formed in the upper ends of the rotating rods, vertical rods are arranged in the first moving grooves in a penetrating mode, a first oil cylinder is fixed on one side of each rotating rod, the tail end of a piston rod of the first oil cylinder is fixed on one side of each vertical rod, all install the slider in four spouts, four sliders and four montants one-to-one, and the upper end of montant rotates the lower extreme of connecting at the slider.

Preferably, one side of dead lever is equidistant to be equipped with a plurality of blind holes, the sliding sleeve has been cup jointed on the dead lever in the slip, one side of sliding sleeve is equipped with the through-hole, run through in the through-hole and be equipped with the inserted bar, and the one end of inserted bar runs through the through-hole and extend to in one of them blind hole, sliding sleeve and dwang are corresponding.

Preferably, two second moving grooves are formed in opposite sides of the two bottom plates, moving blocks are installed in the second moving grooves, pressing plates are fixed to one sides of the moving blocks, the four pressing plates are located between the two bottom plates, two partition plates are fixed to opposite sides of the two bottom plates, the partition plates are located at the upper ends of the pressing plates, threaded sleeves are fixed to the upper ends of the pressing plates, threaded rods are rotatably sleeved on the partition plates, and lower threads of the threaded rods are sleeved in the threaded sleeves.

Preferably, the threaded sleeve is a cylinder with one closed end, and the closed end of the threaded sleeve is fixed at the upper end of the pressure plate.

Preferably, the threaded rod is made of carbon steel.

Preferably, the inner diameter of the sliding sleeve is larger than the outer diameter of the rotating rod.

Preferably, the lower end of the pressure plate is provided with anti-skid grains.

Preferably, the sliding block is wrapped with a shock pad.

Preferably, a rubber pad is fixed at the upper end of the guard plate.

Preferably, the number of the blind holes is 3-6.

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

1. the position of the protection plate can be adjusted through the matching of the first oil cylinder, the second oil cylinder, the rotating rod and the vertical rod, so that the protection plate can be conveniently pushed to ascend and descend, different roadways can be adapted, and therefore the protection plate is convenient for workers to use, and the protection plate can be conveniently moved by using the roller, can quickly reach a proper position, is convenient for stable support, has a simple structure, is convenient for the workers to overhaul, and can effectively prolong the service life;

2. the position of the sliding sleeve can be adjusted through the matching of the inserted rod and the sliding sleeve, so that the relative position relation between the rotating rod and the fixed rod is conveniently fixed, the rotating rod can be subjected to auxiliary fixing, and the supporting quality is better improved;

3. through the cooperation of threaded rod, threaded sleeve and slider to the convenient position of stabilizing the regulation clamp plate can make the clamp plate go up and down fast, thereby makes things convenient for the clamp plate ground of contradicting, thereby can prevent effectively that the gyro wheel from rotating, and stable fixed.

To sum up, the utility model discloses conveniently remove, and be convenient for adjust to make things convenient for the different tunnel of quick adaptation, simple structure, thereby make things convenient for the staff to overhaul, be favorable to increase of service life, can effectual supplementary fixed dwang and dead lever, can effectively avoid removing when strutting, the quality is strutted in better improvement.

Drawings

Fig. 1 is a schematic diagram of an internal structure of a rotating rod of the novel supporting device for the coal mine tunnel provided by the utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a side view of the novel supporting device for the coal mine tunnel provided by the utility model;

fig. 4 is an external structure view of a sliding sleeve of the novel supporting device for the coal mine tunnel provided by the utility model;

in the figure: the device comprises a protective plate 1, a sliding block 2, a sliding groove 3, a vertical rod 4, a first oil cylinder 5, a first moving groove 6, a rotating rod 7, a sliding sleeve 8, a fixed rod 9, a bottom plate 10, a roller 11, a blind hole 12, an inserted rod 13, a through hole 14, a partition plate 15, a threaded rod 16, a second moving groove 17, a moving block 18, a threaded sleeve 19, a pressing plate 20 and a second oil cylinder 21.

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.

Example 1

Referring to fig. 1 and 3, a novel supporting device for a coal mine roadway comprises two bottom plates 10 which are parallel to each other, wherein two rollers 11 are arranged in each of the two bottom plates 10 and are convenient to move, so that a supporting position can be quickly reached, fixing rods 9 are fixed on two sides of the upper ends of the two bottom plates 10, the upper ends of the four fixing rods 9 are rotatably connected with rotating rods 7, the two rotating rods 7 on the same side are in a group, the opposite sides of the two rotating rods 7 in the same group are rotatably connected with second oil cylinders 21, the two second oil cylinders 21 on the same side are in a group, the lower ends of the two groups of second oil cylinders 21 are respectively rotatably connected with the upper ends of the two bottom plates 10, and the rotating rods 7 can be pushed by the second oil cylinders 21 to rotate, so that;

one group of second oil cylinders 21 is positioned between one group of rotating rods 7, the upper ends of the rotating rods 7 are provided with first moving grooves 6, vertical rods 4 penetrate through the first moving grooves 6, one side of each rotating rod 7 is fixedly provided with a first oil cylinder 5, the tail end of a piston rod of each first oil cylinder 5 is fixedly arranged on one side of each vertical rod 4, and the first oil cylinders 5 can push the vertical rods 4 to lift, so that the height can be conveniently adjusted according to the condition of a roadway, and different roadways can be conveniently adapted;

the upper end of four montants 4 is equipped with backplate 1 jointly, the upper end of backplate 1 is fixed with the rubber pad, can effectually carry out the shock attenuation buffering, the lower extreme both sides of backplate 1 all are equipped with two spouts 3, all install slider 2 in four spouts 3, the cladding has the shock pad to send on slider 2, conveniently cushion, four sliders 2 and four montants 4 one-to-one, and the upper end of montant 4 rotates the lower extreme of connecting at slider 2, when dwang 7 rotates, can drive montant 4 and rotate, montant 4 rotates, thereby enable slider 2 and remove in spout 3, thereby conveniently promote backplate 1 and rise, stably strut.

Example 2

Referring to fig. 1, 2, 3 and 4, a novel supporting device for a coal mine roadway comprises two bottom plates 10 which are parallel to each other, wherein two rollers 11 are arranged in each of the two bottom plates 10 and are convenient to move, so that the supporting position can be quickly reached, fixing rods 9 are fixed on two sides of the upper ends of the two bottom plates 10, the upper ends of the four fixing rods 9 are rotatably connected with rotating rods 7, the two rotating rods 7 on the same side are in a group, the opposite sides of the two rotating rods 7 in the same group are rotatably connected with second oil cylinders 21, the two second oil cylinders 21 on the same side are in a group, the lower ends of the two groups of second oil cylinders 21 are respectively rotatably connected with the upper ends of the two bottom plates 10, and the second oil cylinders 21 can push the rotating rods 7 to rotate, so that the supporting;

The utility model discloses in, one side equidistant of dead lever 9 is equipped with a plurality of blind holes 12, the quantity of blind hole 12 is 3-6, thereby make things convenient for the adjusting position, slide on the dead lever 9 and cup jointed sliding sleeve 8, one side of sliding sleeve 8 is equipped with through-hole 14, run through being equipped with inserted bar 13 in the through-hole 14, and the one end of inserted bar 13 runs through-hole 14 and extends to in one of them blind hole 12, sliding sleeve 8 and dwang 7 are corresponding, sliding sleeve 8's internal diameter is greater than dwang 7's external diameter, conveniently remove sliding sleeve 8, make sliding sleeve 8 rise, make dwang 7 inject in sliding sleeve 8, and use inserted bar 13 to fix, thereby enable dead lever 9 and dwang 7's relative position stable fixation, compare with embodiment 1, can assist fixed dead lever 9 and dwang 7, thereby can more firm strut, improve the quality of strutting.

Example 3

In the utility model, two second moving grooves 17 are arranged at the opposite sides of two bottom plates 10, a moving block 18 is arranged in the second moving grooves 17, so that the moving block 18 can move in the second moving grooves 17 conveniently, a pressing plate 20 is fixed at one side of the moving block 18, so that the pressing plate 20 can move stably conveniently, the lower end of the pressing plate 20 is provided with anti-skid lines, and when the pressing plate 20 is abutted against the ground, the connection stability can be improved;

four pressing plates 20 are located between the two bottom plates 10, two partition plates 15 are fixed on opposite sides of the two bottom plates 10, the partition plates 15 are located at the upper ends of the pressing plates 20, threaded sleeves 19 are fixed at the upper ends of the pressing plates 20, the threaded sleeves 19 are cylinders with one closed ends, the closed ends of the threaded sleeves 19 are fixed at the upper ends of the pressing plates 20, so that the fixing is convenient and stable, threaded rods 16 are rotatably sleeved on the partition plates 15, lower end threads of the threaded rods 16 are sleeved in the threaded sleeves 19, the threaded rods 16 are made of carbon steel, the threaded rods 16 are rotated, so that the threaded rods 16 push the threaded sleeves 19 to move, the pressing plates 20 are conveniently driven by the threaded sleeves 19 to lift, the pressing plates 20 abut against the ground, the support is stable, compared with embodiment 1, the positions of the pressing plates 20, the threaded rods 16 and the threaded sleeves 19 are matched, the pressing, the support is stably fixed and prevented from moving, so that the safety of support is improved.

In the utility model, when in use, the roller 11 can roll rapidly, thereby facilitating the movement to a proper position, the second oil cylinder 21 can push the rotating rod 7 to rotate, thereby enabling the rotating rod 7 to drive the vertical rod 4 to rotate, thereby enabling the slider 2 to move in the chute 3, facilitating the push-up of the protection plate 1, the first oil cylinder 5 can push the vertical rod 4, thereby enabling the vertical rod 4 to go up and down, facilitating the adjustment of the position of the protection plate 1, facilitating the adaptation to different roadways, after the rotating rod 7 rotates, the sliding sleeve 8 is pushed to go up, after the sliding sleeve 8 sleeves the rotating rod 7, the inserted rod 13 is inserted into the blind hole 12 through the through hole 14, thereby enabling the position relationship between the rotating rod 7 and the fixed rod 9 to be fixed, effectively preventing the rotating rod 7 from rotating, thereby enabling the firm support, the threaded rod 16 is rotated, thereby enabling the threaded sleeve 19 to drive the pressing plate, preventing the roller 11 from rotating to move.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel supporting device of coal mine tunnel, includes two bottom plates (10) that are parallel to each other, its characterized in that: two rollers (11) are respectively arranged in the two bottom plates (10), the two sides of the upper ends of the two bottom plates (10) are respectively fixed with a fixed rod (9), the upper ends of the four fixed rods (9) are respectively and rotatably connected with a rotating rod (7), the two rotating rods (7) on the same side are in a group, the opposite sides of the two rotating rods (7) in the same group are respectively and rotatably connected with second oil cylinders (21), the two second oil cylinders (21) on the same side are in a group, the lower ends of the two groups of second oil cylinders (21) are respectively and rotatably connected with the upper ends of the two bottom plates (10), one group of second oil cylinders (21) are positioned between the rotating rods (7), the upper ends of the rotating rods (7) are respectively provided with a first moving groove (6), the first moving groove (6) is internally provided with a vertical rod (4) in a penetrating manner, one side of the rotating rod (7) is fixedly provided with a first oil cylinder (5), and the tail, the upper end of four montants (4) is equipped with backplate (1) jointly, the lower extreme both sides of backplate (1) all are equipped with two spout (3), all install slider (2) in four spout (3), four slider (2) and four montant (4) one-to-one, and the upper end of montant (4) is rotated and is connected the lower extreme at slider (2).

2. The novel supporting device for the coal mine roadway according to claim 1, wherein a plurality of blind holes (12) are formed in one side of the fixing rod (9) at equal intervals, a sliding sleeve (8) is sleeved on the fixing rod (9) in a sliding mode, a through hole (14) is formed in one side of the sliding sleeve (8), an insert rod (13) penetrates through the through hole (14), one end of the insert rod (13) penetrates through the through hole (14) and extends into one of the blind holes (12), and the sliding sleeve (8) corresponds to the rotating rod (7).

3. The novel supporting device for the coal mine roadway according to claim 1, wherein two second moving grooves (17) are formed in opposite sides of two bottom plates (10), moving blocks (18) are installed in the second moving grooves (17), pressing plates (20) are fixed to one sides of the moving blocks (18), four pressing plates (20) are located between the two bottom plates (10), two partition plates (15) are fixed to opposite sides of the two bottom plates (10), the partition plates (15) are located at the upper ends of the pressing plates (20), threaded sleeves (19) are fixed to the upper ends of the pressing plates (20), threaded rods (16) are rotatably sleeved on the partition plates (15), and lower threads of the threaded rods (16) are sleeved in the threaded sleeves (19).

4. The novel support device for the coal mine roadway according to claim 3, wherein the threaded sleeve (19) is a cylinder with one closed end, and the closed end of the threaded sleeve (19) is fixed at the upper end of the pressing plate (20).

5. The novel support device for the coal mine tunnel as claimed in claim 3, wherein the threaded rod (16) is made of carbon steel.

6. The novel coal mine roadway support device according to claim 2, wherein the inner diameter of the sliding sleeve (8) is larger than the outer diameter of the rotating rod (7).

7. The novel support device for the coal mine tunnel according to claim 3, wherein the lower end of the pressing plate (20) is provided with anti-skid lines.

8. The novel coal mine roadway support device according to claim 1, wherein the sliding block (2) is coated with a shock absorption pad.

9. The novel supporting device for the coal mine tunnel according to claim 1, wherein a rubber pad is fixed at the upper end of the protection plate (1).

10. The novel coal mine roadway support device according to claim 2, wherein the number of the blind holes (12) is 3-6.