CN210738576U - Indiscriminate rubble structure that coal mine tunnel tunnelling equipment used - Google Patents

Abstract

The utility model provides a non-differential gravel structure for coal mine tunnel tunneling equipment, which relates to the technical field of engineering machinery and aims to solve the problems that when the existing tunneling equipment is used for tunneling, a bullet-shaped tunneling head is mostly adopted, when the existing tunneling equipment is used for tunneling, hole-shaped drilling holes are easy to form, secondary tunneling is needed, and gravel generated in the tunneling process is different in size, so that the tunneling head is easy to lock, and comprises a gravel roller; the left end and the right end of the stone crushing roller are respectively provided with an edge roller; and a crushing cutter is fixedly arranged on the stone crushing roller. The utility model discloses in because the limit roller main part is regular dodecahedron rim plate structure, and anticlockwise fixed mounting has the scraper on the outer wall of limit roller, the fixed mounting hole of seting up regular hexagon shape in limit roller outer wall middle part, the tunnelling effect is strengthened to the stronger limit roller of accessible tunnelling degree to the end of scraper is interior claw column structure of detaining, reinforcing rubble crushing effect.

Description

Indiscriminate rubble structure that coal mine tunnel tunnelling equipment used

Technical Field

The utility model relates to an engineering machine tool technical field, more specifically say, in particular to indifference rubble structure that colliery tunnelling equipment used.

Background

The tunnel boring machine is a comprehensive equipment for continuous operation of mechanical rock breaking, mucking and supporting.

The tunneling machine is a tunneling method and a tunneling machine in patent application CN201310491495.8, when in tunneling, multiple holes are drilled in the circumference of a rock wall at the same time, multiple holes tangent or intersected with the previous hole are drilled at the same time along the distribution circumference beside the drilled holes, the steps are repeated until the circumference is perforated to form a rock-soil core, the rock-soil core is cracked, and the steps are continued until the set tunneling depth is reached; the heading machine comprises a frame, a drilling device and a drilling propelling device, wherein the drilling device and the drilling propelling device are positioned at the front end of the frame, the drilling device comprises a disc, a plurality of drill rods and hydraulic motors, the drill rods are positioned on the disc and are uniformly distributed along the circumference of the disc, the hydraulic motors are arranged at the tail ends of the drill rods, the drill rods simultaneously drill holes along the heading direction, and the disc can be rotatably adjusted around the axis of the disc.

The existing tunneling equipment adopts a bullet-shaped tunneling head in the tunneling process, a hole-shaped drill hole is easy to form in the tunneling process, secondary tunneling is needed, and broken stones generated in the tunneling process are different in size, so that the tunneling head is easy to lock.

In view of the above, the present invention provides an undifferentiated gravel structure for coal mine tunneling equipment, which is developed and improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a coal mine tunnel tunnelling equipment is with no difference rubble structure to solve current tunnelling equipment when the tunnelling, the tunnelling head that adopts the warhead form more, when the tunnelling, easily form the drilling of poroid, need the secondary tunnelling, and the rubble that the tunnelling in-process produced is not of uniform size, causes the easy problem of locking of tunnelling head.

The utility model discloses purpose and efficiency of indiscriminate rubble structure that coal mine tunnel tunnelling equipment used are reached by following specific technological means:

a indifference gravel structure for coal mine roadway tunneling equipment comprises a gravel roller; the left end and the right end of the stone crushing roller are respectively provided with an edge roller; and a crushing cutter is fixedly arranged on the stone crushing roller.

Further, the side roller comprises a mounting hole and a scraper, the side roller main body is of a regular dodecahedron wheel disc structure, the scraper is fixedly mounted on the outer wall of the side roller anticlockwise, and the mounting hole in a regular hexagon shape is fixedly formed in the middle of the outer wall of the side roller.

Furthermore, the tail end of the scraper is of a claw-shaped structure which is buckled inwards.

Further, broken cutter includes reinforcing plate and blade disc, parallel mount has four at least blade discs on the broken cutter, fixedly connected with four reinforcing plates that are the annular array between the blade disc.

Further, broken cutter still includes back sword and front knife, the blade disc is four-bladed column structure, and the edges and corners annular array of blade disc is provided with four front knives, and the front knife is the anticlockwise slope setting, the middle part of front knife is outer convex structure, another edges and corners of the same blade of blade disc is fixed and is provided with the back sword of reverse slope, but the back sword is less than the radius of rotation of front knife relatively.

Compared with the prior art, the utility model discloses following beneficial effect has:

because the side roll main part is regular dodecahedron rim plate structure, and anticlockwise fixed mounting has the scraper on the outer wall of side roll, and the mounting hole of regular hexagon shape is fixed to be seted up in the middle part of the outer wall of side roll, and the strong side roll of accessible tunnelling degree strengthens the tunnelling effect to the end of scraper is the claw-shaped structure of interior knot, reinforcing rubble crushing effect.

Because parallel mount has four at least blade discs on the broken cutter, four reinforcing plates that are annular array of fixedly connected with between the blade disc, rigidity between each blade disc is guaranteed to the accessible reinforcing plate, thereby further guarantee going on of indiscriminate rubble, and the blade disc is four-bladed column structure, and the edges and corners annular array of blade disc is provided with four front knives, and the front knife is the anticlockwise slope setting, the middle part of front knife is outer convex structure, another edges and corners of the same blade of blade disc is fixed and is provided with the back sword of reverse slope, but the back sword is less than the radius of rotation in front knife, can guarantee to carry out going on of rubble action in step, and can carry out the reverse rubble of certain degree, avoid taking place the locking suddenly in the tunnelling.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic diagram of the right front upper axial view structure of the present invention.

Fig. 2 is a schematic diagram of the right front lower axial view structure of the present invention.

Fig. 3 is a schematic view of the structure of the present invention.

Fig. 4 is a schematic diagram of the right-side view structure of the present invention.

Fig. 5 is a schematic view of the split state axis structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a stone crushing roller; 2. a side roller; 201. mounting holes; 202. a scraper; 3. crushing a cutter; 301. a reinforcing plate; 302. a cutter head; 303. a rear knife; 304. a front knife.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a non-differential gravel structure for coal mine tunnel tunneling equipment, which comprises a gravel roller 1; the left end and the right end of the gravel crushing roller 1 are respectively provided with an edge roller 2, the edge roller 2 comprises a mounting hole 201 and a scraper 202, the main body of the edge roller 2 is of a regular dodecahedron wheel disc structure, the scraper 202 is fixedly mounted on the outer wall of the edge roller 2 anticlockwise, the middle part of the outer wall of the edge roller 2 is fixedly provided with the mounting hole 201 in a regular hexagon shape, the tunneling effect can be enhanced through the edge roller 2 with a strong tunneling progress, and the tail end of the scraper 202 is of an internally-buckled claw-shaped structure, so that the gravel crushing effect is enhanced; the stone crushing roller 1 is fixedly provided with a crushing cutter 3.

The crushing cutter 3 comprises reinforcing plates 301 and cutter heads 302, at least four cutter heads 302 are arranged on the crushing cutter 3 in parallel, four reinforcing plates 301 in an annular array are fixedly connected between the cutter heads 302, and rigidity among the cutter heads 302 can be guaranteed through the reinforcing plates 301, so that the proceeding of undifferentiated crushing is further guaranteed.

Wherein, broken cutter 3 still includes back sword 303 and preceding sword 304, blade disc 302 is four-bladed column structure, and the edge of blade disc 302 department annular array is provided with four preceding sword 304, and preceding sword 304 is the anticlockwise slope setting, the middle part of preceding sword 304 is outer convex structure, another edge of the same blade of blade disc 302 is fixed and is provided with the back sword 303 of reverse slope, but back sword 303 is compared in the radius of rotation of preceding sword 304 is little, can guarantee to carry out going on of rubble action in step, and can carry out the reverse rubble of certain degree, avoid taking place the locking suddenly in the tunnelling.

The specific use mode and function of the embodiment are as follows:

when the side roller crushing device is used, the main body of the side roller 2 is of a regular dodecahedron wheel disc structure, the scraper 202 is fixedly arranged on the outer wall of the side roller 2 anticlockwise, the regular hexagonal mounting hole 201 is fixedly formed in the middle of the outer wall of the side roller 2, the tunneling effect can be enhanced through the side roller 2 with a strong tunneling progress, and the tail end of the scraper 202 is of an internally-buckled claw-shaped structure, so that the broken stone crushing effect is enhanced;

in addition, at least four cutter heads 302 are arranged on the crushing cutter 3 in parallel, four reinforcing plates 301 which are annular arrays are fixedly connected between the cutter heads 302, rigidity between the cutter heads 302 can be guaranteed through the reinforcing plates 301, the proceeding of undifferentiated crushed stone is further guaranteed, the cutter heads 302 are of four-blade-shaped structures, the annular arrays at the edges and the corners of the cutter heads 302 are provided with four front cutters 304, the front cutters 304 are arranged in a counterclockwise inclined mode, the middle parts of the front cutters 304 are of an outer convex structure, the rear cutters 303 which are reversely inclined are fixedly arranged at the other edges and the corners of the same blades of the cutter heads 302, but the rotatable radius of the rear cutters 303 is small compared with that of the front cutters 304, the proceeding of synchronous crushed stone action can be guaranteed, the reverse crushed stone of a certain degree can be carried out, and locking caused by sudden tunneling.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (5)

1. The utility model provides a no difference rubble structure that colliery tunnelling equipment used which characterized in that: comprises a stone crushing roller (1); the left end and the right end of the stone crushing roller (1) are respectively provided with an edge roller (2); and a crushing cutter (3) is fixedly arranged on the stone crushing roller (1).

2. The undifferentiated gravel structure for coal mine roadway excavation equipment of claim 1, wherein: the edge roller (2) comprises a mounting hole (201) and a scraper (202), the main body of the edge roller (2) is of a regular dodecahedron wheel disc structure, the scraper (202) is fixedly mounted on the outer wall of the edge roller (2) anticlockwise, and the mounting hole (201) in a regular hexagonal shape is fixedly formed in the middle of the outer wall of the edge roller (2).

3. The undifferentiated gravel structure for coal mine roadway excavation equipment of claim 2, wherein: the tail end of the scraper (202) is of an inner buckled claw-shaped structure.

4. The undifferentiated gravel structure for coal mine roadway excavation equipment of claim 1, wherein: broken cutter (3) include reinforcing plate (301) and blade disc (302), parallel mount has four at least blade discs (302) on broken cutter (3), four reinforcing plates (301) that are the annular array of fixedly connected with between blade disc (302).

5. The undifferentiated gravel structure for coal mine roadway excavation equipment according to claim 4, wherein: broken cutter (3) still include back sword (303) and preceding sword (304), blade disc (302) are four-bladed column structure, and the edge of blade disc (302) angle annular array is provided with four preceding sword (304), and preceding sword (304) are the anticlockwise slope setting, the middle part of preceding sword (304) is outer convex structure, another edge of the same blade of blade disc (302) is fixed and is provided with back sword (303) of reverse slope, but back sword (303) compare in the rotatable radius of preceding sword (304) little.

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