CN213147845U

CN213147845U - Colliery underworkings hangs central line location stick

Info

Publication number: CN213147845U
Application number: CN202021808649.3U
Authority: CN
Inventors: 万宁; 王富强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-05-07
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a colliery underworkings hangs central line location stick relates to and hangs central line technical field in the pit, including the barred body, a section of thick bamboo is placed to the surface lower extreme fixedly connected with of barred body, place the top and the equal fixedly connected with baffle in bottom of a section of thick bamboo, place the one end of the outer fixed connected with hanging wire of a section of thick bamboo, the other end fixedly connected with weight of hanging wire, the bottom fixedly connected with fluted disc of barred body, the through-hole has been seted up to the bottom of fluted disc, the standing groove has been seted up to the bottom of barred body, the first connecting hole of the equal fixedly connected with of both sides inner wall of standing groove, the internal surface swing joint of first connecting hole has the dead lever. According to the coal mine underground roadway hanging center line positioning rod, redundant hanging lines can be wound on the outer surface of the placing barrel through the rod body, the placing barrel, the baffle, the hanging lines, the heavy hammer and the fluted disc, and the length of the hanging lines can be changed at will.

Description

Colliery underworkings hangs central line location stick

Technical Field

The utility model relates to a hang central line technical field in the pit specifically is a colliery underworkings hangs central line location stick.

Background

When a coal mine underground roadway is tunneled, the advancing direction of tunneling must be mastered according to the exploration and design drawings, the center line point is marked in the roadway and hung, the traditional method for hanging the center line is to measure the center line and the waist line point according to the coordinates of the full drilling rig, drilling a hole in a roadway by using an anchor rod machine or a pneumatic drill, driving a timber pile into the drilled hole, determining the position on the lower surface of the timber pile, driving an iron nail at a designated position, then fastening the engineering line on the nail, hanging a heavy hammer below the engineering line, then a laser is used for irradiating on the heavy hammer so as to determine the trend of the roadway, the method needs field operators to further determine the direction of the roadway according to the diameter of the drilled hole, the timber pile is trimmed, so that the timber pile can be driven into a drilled hole, a large amount of time is wasted, and meanwhile, the iron nails are required to be continuously adjusted and positioned, so that the operation is inconvenient, and the improvement of the working efficiency is not facilitated.

The utility model discloses a colliery underworkings that has granted in china discloses in utility model patent application publication CN201920782985U hangs central line location stick, and the barred body surface of this patent has arranged the barb, and in inserting drilling that can be convenient, stability is good, prevents that the barred body from droing under the effect of gravity, but, actually the above-mentioned barred body receives the resistance when extracting, is not convenient for extract, and the length of the unable random change cotton rope of above-mentioned barred body is not convenient for use moreover.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a central line location stick is hung in colliery underworkings has solved the current colliery underworkings that proposes in the above-mentioned background art and has hung the problem that central line location stick is not convenient for extract and can't change cotton rope length at will.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a coal mine underground roadway hanging center line positioning rod comprises a rod body, wherein a placing cylinder is fixedly connected to the lower end of the outer surface of the rod body, baffles are fixedly connected to the top end and the bottom end of the placing cylinder, one end of a hanging line is fixedly connected to the outer surface of the placing cylinder, a heavy hammer is fixedly connected to the other end of the hanging line, a fluted disc is fixedly connected to the bottom end of the rod body, a through hole is formed in the bottom of the fluted disc, a placing groove is formed in the bottom of the rod body, first connecting holes are fixedly connected to the inner walls of the two sides of the placing groove, a fixing rod is movably connected to the inner surfaces of the first connecting holes, a connecting plate is fixedly connected to the left end of the fixing rod, a plurality of second connecting holes are formed in the left side of the connecting plate, limiting rods are movably connected to the inner surfaces of, the right end of the threaded rod is fixedly connected with a turntable.

Furthermore, the right side of the turntable is fixedly connected with a rotating handle, and the rotating handle is positioned on the right side of the connecting plate.

Furthermore, the left end of the threaded rod is fixedly connected with a limiting circular plate, and the limiting circular plate is located on the left side of the connecting plate.

Furthermore, the outer surface of the limiting rod is movably connected with a spring, and the spring is located in the middle of the connecting plate.

Furthermore, the threaded rod and the rotary disc are both located below the fluted disc, and the inner surface of the baffle is fixedly connected with the outer surface of the rod body.

Furthermore, the placing cylinder and the baffle are positioned above the fluted disc and below the fixing rod.

(III) advantageous effects

The utility model provides a colliery underworkings hangs central line location stick possesses following beneficial effect:

(1) according to the coal mine underground roadway hanging center line positioning rod, redundant hanging lines can be wound on the outer surface of the placing barrel through the rod body, the placing barrel, the baffle, the hanging lines, the heavy hammer and the fluted disc, and the length of the hanging lines can be changed at will.

(2) This colliery underworkings hangs central line location stick can rotate rotatory handle through the structure of barred body, standing groove, first connecting hole, dead lever, connecting plate, screw hole, threaded rod, carousel, rotatory handle and spacing plectane, drives the connecting plate and removes, can withdraw and emit the dead lever, is convenient for pulling out and fixed of barred body.

Drawings

FIG. 1 is a schematic view of the structure of the coal mine underground roadway hanging center line positioning rod in front view;

FIG. 2 is a schematic view of the internal structure of the rod body of the coal mine underground roadway centerline-hung positioning rod of the present invention;

fig. 3 is the three-dimensional structure schematic diagram of the placing plate of the coal mine underground roadway hanging central line positioning rod.

In the figure: 1. a rod body; 2. placing the cylinder; 3. a baffle plate; 4. hanging a wire; 5. a weight; 6. a fluted disc; 7. a through hole; 8. a placement groove; 9. a first connection hole; 10. fixing the rod; 11. a connecting plate; 12. a second connection hole; 13. a limiting rod; 14. a threaded hole; 15. a threaded rod; 16. a turntable; 17. rotating the handle; 18. a limiting circular plate; 19. a spring.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides a technical solution:

a coal mine underground roadway hanging center line positioning rod comprises a rod body 1, wherein the lower end of the outer surface of the rod body 1 is fixedly connected with a placing cylinder 2, the top end and the bottom end of the placing cylinder 2 are fixedly connected with a baffle 3, the inner surface of the baffle 3 is fixedly connected with the outer surface of the rod body 1, the outer surface of the placing cylinder 2 is fixedly connected with one end of a hanging line 4, the other end of the hanging line 4 is fixedly connected with a heavy hammer 5, the bottom end of the rod body 1 is fixedly connected with a fluted disc 6, through the structures of the rod body 1, the placing cylinder 2, the baffle 3, the hanging line 4, the heavy hammer 5 and the fluted disc 6, redundant hanging lines 4 can be wound on the outer surface of the placing cylinder 2, the length of the hanging line 4 can be changed at will, the bottom of the fluted disc 6 is provided with a through hole 7, the bottom of the rod body 1 is provided with a placing groove 8, the placing cylinder 2 and the baffle 3 are located above the fluted disc 6 and below the fixing rod 10, the left end of the fixing rod 10 is fixedly connected with a connecting plate 11, the left side of the connecting plate 11 is provided with a plurality of second connecting holes 12, the inner surface of each second connecting hole 12 is movably connected with a limiting rod 13, the outer surface of each limiting rod 13 is movably connected with a spring 19, the spring 19 is located in the middle of the connecting plate 11, the lower portion of the left side of the connecting plate 11 is provided with a threaded hole 14, the inner surface of the threaded hole 14 is in threaded connection with a threaded rod 15, the left end of the threaded rod 15 is fixedly connected with a limiting circular plate 18, the limiting circular plate 18 is located on the left side of the connecting plate 11, the right end of the threaded rod 15 is fixedly connected with a turntable 16, the threaded rod 15 and the turntable 16 are both located below the fluted disc 6, the right, The structure of the first connecting hole 9, the fixing rod 10, the connecting plate 11, the threaded hole 14, the threaded rod 15, the turntable 16, the rotating handle 17 and the limiting circular plate 18 can rotate the rotating handle 17 to drive the connecting plate 11 to move, so that the fixing rod 10 can be retracted and released, and the bar body 1 can be conveniently detached and fixed.

As an optimal technical solution of the utility model: the outer surface of the limiting rod 13 is movably connected with a spring 19, and the spring 19 is positioned in the middle of the connecting plate 11.

The theory of operation, this colliery underworkings hangs central line location stick, insert the drilling with barred body 1, then clockwise rotation handle 17, cooperation through screw hole 14 and threaded rod 15, two connecting plates 11 move to both sides, make dead lever 10 insert in the earth, it is fixed to barred body 1, prevent that barred body 1 from dropping, then put suitable length with hanging wire 4, when needing to pull out barred body 1, anticlockwise rotation handle 17, drive two connecting plates 11 and remove to the centre, withdraw dead lever 10 in standing groove 8, be convenient for extract of barred body 1.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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 coal mine underground roadway hanging center line positioning rod comprises a rod body (1) and is characterized in that the lower end of the outer surface of the rod body (1) is fixedly connected with a placing cylinder (2), the top end and the bottom end of the placing cylinder (2) are both fixedly connected with a baffle (3), the outer surface of the placing cylinder (2) is fixedly connected with one end of a hanging line (4), the other end of the hanging line (4) is fixedly connected with a heavy hammer (5), the bottom end of the rod body (1) is fixedly connected with a fluted disc (6), the bottom of the fluted disc (6) is provided with a through hole (7), the bottom of the rod body (1) is provided with a placing groove (8), the inner walls of two sides of the placing groove (8) are both fixedly connected with first connecting holes (9), the inner surface of the first connecting holes (9) is movably connected with a fixing rod (10), and the left end of the fixing rod, a plurality of second connecting holes (12) are formed in the left side of the connecting plate (11), a limiting rod (13) is movably connected to the inner surface of each second connecting hole (12), a threaded hole (14) is formed in the lower portion of the left side of the connecting plate (11), a threaded rod (15) is connected to the inner surface of each threaded hole (14) in a threaded mode, and a rotary table (16) is fixedly connected to the right end of each threaded rod (15).

2. The underground coal mine roadway center line hanging positioning rod as claimed in claim 1,

the right side of the turntable (16) is fixedly connected with a rotating handle (17), and the rotating handle (17) is positioned on the right side of the connecting plate (11).

3. The underground coal mine roadway center line hanging positioning rod as claimed in claim 1,

the left end fixedly connected with spacing plectane (18) of threaded rod (15), spacing plectane (18) are located the left of connecting plate (11).

4. The underground coal mine roadway center line hanging positioning rod as claimed in claim 1,

the outer surface of the limiting rod (13) is movably connected with a spring (19), and the spring (19) is located in the middle of the connecting plate (11).

5. The underground coal mine roadway center line hanging positioning rod as claimed in claim 1,

threaded rod (15) and carousel (16) all are located the below of fluted disc (6), the internal surface of baffle (3) and the outer fixed surface connection of barred body (1).

6. The underground coal mine roadway center line hanging positioning rod as claimed in claim 1,

the placing cylinder (2) and the baffle (3) are positioned above the fluted disc (6) and below the fixing rod (10).