CN211450087U

CN211450087U - Rotary disc leveling device for coal mine tunnel

Info

Publication number: CN211450087U
Application number: CN201921660422.6U
Authority: CN
Inventors: 贾红娜
Original assignee: Suzhou Saishuola Stainless Steel Product Co ltd
Current assignee: Suzhou Saishuola Stainless Steel Product Co ltd
Priority date: 2019-10-05
Filing date: 2019-10-05
Publication date: 2020-09-08
Anticipated expiration: 2029-10-05

Abstract

The utility model discloses a revolving pan levelling device for coal mine tunnel, including the bearing platform, the top of bearing platform is equipped with places the platform, the bearing platform with place and be equipped with two fine-tuning between the platform, fixedly connected with fixed disk on the lateral wall of placing the platform, be equipped with the pointer on the fixed disk, the centre of a circle department that the upper end of pointer passes through bearing and fixed disk rotates and is connected, the fixed cover of lower extreme of pointer is equipped with the balancing weight, the surperficial minimum of fixed disk is equipped with leveling alignment line, the equal fixedly connected with installation pole in top both sides of placing the platform, two the equal fixedly connected with second connecting rod in one side that the installation pole is relative, the other end of second connecting rod rotates and is connected with the second sleeve. The utility model discloses set up first fixed cover and the fixed cover of second and fix the gyration dish, prevent the landing, carry out the coarse tune through telescopic support leg to the level of gyration dish, rethread fine-tuning carries out the fine setting to guarantee that the gyration dish is in the horizontality.

Description

Rotary disc leveling device for coal mine tunnel

Technical Field

The utility model relates to a coal mine tunnel technical field especially relates to a gyration dish levelling device for coal mine tunnel.

Background

Coal mine roadways are various passages drilled between the earth's surface and the ore body, and are used for mining various necessary preparation projects for newly digging coal mines and the like. When surveying and mapping in a coal mine tunnel, a rotary disc is needed, and a surveying and mapping instrument needs to be kept in a horizontal state, so that the rotary disc leveling device for the coal mine tunnel is an important coal mine device.

In the prior art, a cushion block is generally used for horizontally adjusting a surveying instrument, the leveling effect of the surveying instrument is influenced due to the fact that a roadway is not flat and geological conditions are complex, the conventional rotary disc leveling device for a coal mine roadway cannot fix a rotary disc, the rotary disc can slide on an inclined plane, the surveying result is influenced, and the rotary disc leveling device in the prior art is poor in leveling effect and cannot guarantee the absolute level of the rotary disc.

SUMMERY OF THE UTILITY MODEL

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

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

a rotary disc leveling device for a coal mine tunnel comprises a bearing table, a placing table is arranged above the bearing table, two fine adjustment mechanisms are arranged between the bearing table and the placing table, a fixed disc is fixedly connected to the side wall of the placing table, a pointer is arranged on the fixed disc, the upper end of the pointer is rotatably connected with the circle center of the fixed disc through a bearing, a balancing weight is fixedly sleeved at the lower end of the pointer, the lowest point of the surface of the fixed disc is provided with a leveling alignment line, mounting rods are fixedly connected to two sides of the top of the placing table, a second connecting rod is fixedly connected to one side opposite to the two mounting rods, the other end of the second connecting rod is rotatably connected with a second sleeve, a second threaded rod is connected to the second sleeve in a threaded manner, and a first fixed sleeve and a second fixed sleeve are fixedly connected to one end, far away from the second sleeve, of the, the supporting platform is characterized in that telescopic supporting legs are fixedly connected to two sides of the bottom of the supporting platform, locking pieces are arranged on the telescopic supporting legs, and fixing mechanisms are arranged on the side walls of the telescopic supporting legs.

Preferably, the fine adjustment mechanism comprises a first connecting rod fixedly connected with the bottom of the placing table, the other end of the first connecting rod is rotatably connected with a first sleeve, a first threaded rod is connected with the inner thread of the first sleeve, and one end, far away from the first sleeve, of the first threaded rod is fixedly connected with the top of the bearing table.

Preferably, fixed establishment includes third sleeve, third threaded rod and hand wheel, third sleeve fixed mounting is on telescopic support leg's lateral wall, the third threaded rod runs through the setting of third sleeve, and with third sleeve threaded connection, hand wheel fixed connection is in the upper end of third threaded rod, the lower extreme fixedly connected with rubber slipmat of third threaded rod.

Preferably, a side wall of the first fixing sleeve opposite to a side wall of the second fixing sleeve is of an arc-shaped structure.

Preferably, the first fixing sleeve and the second fixing sleeve are provided with anti-slip threads on opposite side walls.

Preferably, the locking member is a locking bolt.

The utility model has the advantages that:

1. through setting up pointer and balancing weight, the pointer is down all the time towards under the action of gravity of balancing weight, on the inclined plane of slope, the line is aimed at along with the fixed disk slope to the leveling, produces inclination with the pointer, carries out the coarse adjustment to placing the platform through telescopic support leg to make gyration dish department and roughly level state, carry out the fine setting to placing the platform through fine setting mechanism, make the pointer aim at the line is aimed at to the leveling, reach the purpose of adjusting the gyration dish to level state.

2. Through setting up the fixed cover of installation pole, second connecting rod, second sleeve, second threaded rod, first fixed cover and second, rotate the second sleeve, fix the gyration dish for the second threaded rod drives the fixed cover of first fixed cover and second and removes in opposite directions, thereby reaches the effect fixed to the gyration dish, prevents that the gyration dish from placing the landing on the platform. Through setting up fixed knot and constructing, through rotating the hand wheel for the third threaded rod moves down, thereby makes the rubber slipmat support tight ground, avoids the whole emergence slip on the inclined plane of slope of device, guarantees the stability of device.

Drawings

Fig. 1 is a schematic structural view of a rotary disc leveling device for a coal mine tunnel according to the present invention;

fig. 2 is a schematic top view of the rotary disc leveling device for coal mine tunnel according to the present invention;

fig. 3 is a schematic structural diagram of a in fig. 1.

In the figure: the device comprises a bearing table 1, a placing table 2, a first connecting rod 3, a first sleeve 4, a first threaded rod 5, a telescopic supporting leg 6, a fixed disc 7, a pointer 8, a balancing weight 9, a leveling alignment line 10, an installation rod 11, a second connecting rod 12, a second sleeve 13, a second threaded rod 14, a first fixed sleeve 15, a second fixed sleeve 16, a locking part 17, a third sleeve 18, a third threaded rod 19, a hand wheel 20 and a rubber anti-skid pad 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a rotary disc leveling device for coal mine tunnels comprises a receiving table 1, a placing table 2 is arranged above the receiving table 1, two fine adjustment mechanisms are arranged between the receiving table 1 and the placing table 2, a fixed disc 7 is fixedly connected to the side wall of the placing table 2, a pointer 8 is arranged on the fixed disc 7, the upper end of the pointer 8 is rotatably connected with the circle center of the fixed disc 7 through a bearing, a balancing weight 9 is fixedly sleeved at the lower end of the pointer 8, a leveling alignment line 10 is arranged at the lowest point of the surface of the fixed disc 7, the pointer 8 faces downwards all the time under the action of gravity of the balancing weight 9, on an inclined plane, the leveling alignment line 10 inclines along with the fixed disc 7 to form an inclination angle with the pointer 8, the rotary disc can reach a horizontal state only by aligning the pointer 8 with the leveling alignment line 10, mounting rods 11 are fixedly connected to both sides, two equal fixedly connected with second connecting rod 12 in 11 relative one sides of installation pole, the other end of second connecting rod 12 rotates and is connected with second sleeve 13, second sleeve 13 female connection has second threaded rod 14, the fixed cover 16 of the first fixed cover 15 of fixedly connected with respectively of one end that second sleeve 13 was kept away from to two second threaded rod 14, the equal fixedly connected with telescopic support leg 6 in bottom both sides of bearing platform 1, the platform 2 carries out the coarse adjustment through the height of adjusting telescopic support leg 6, thereby make gyration dish department and roughly horizontally state, be equipped with retaining member 17 on telescopic support leg 6, be equipped with fixed establishment on telescopic support leg 6's the lateral wall.

The utility model discloses in, fine-tuning includes and places 2 bottom fixed connection's of platform head rod 3, and head rod 3's the other end rotates and is connected with

first sleeve

4, and 4 female connections in the first sleeve have first threaded rod 5, and first threaded rod 5 keeps away from the one end of first sleeve 4 and the top fixed connection of bearing platform 1. Comparing the angle between the pointer 8 and the leveling alignment line 10, rotating the first sleeve 4 to drive the placing table 2 to rotate to one side, so that the pointer 8 is aligned with the leveling alignment line 10, and the placing table 2 and the rotary disc are adjusted to be in a horizontal state.

The fixing mechanism comprises a third sleeve 18, a third threaded rod 19 and a hand wheel 20, the third sleeve 18 is fixedly installed on the side wall of the telescopic supporting leg 6, the third threaded rod 19 penetrates through the third sleeve 18 and is in threaded connection with the third sleeve 18, the hand wheel 20 is fixedly connected to the upper end of the third threaded rod 19, and a rubber anti-slip pad 21 is fixedly connected to the lower end of the third threaded rod 19. When the device is integrally placed on an inclined slope, the rotating hand wheel 20 drives the third threaded rod 19 to rotate in the third sleeve 18, so that the third threaded rod 19 moves downwards, the rubber anti-skid pad 21 can contact the ground, and unnecessary sliding of the device during surveying and mapping is prevented.

The opposite side walls of the first fixing sleeve 15 and the second fixing sleeve 16 are both arc-shaped structures, so that the rotary disc can be fixed conveniently. The relative lateral wall of first fixed cover 15 and second fixed cover 16 all is equipped with anti-skidding line, strengthens the fixed effect to the gyration dish, prevents that the gyration dish from placing platform 2 and sliding down. The locking member 17 is a locking bolt.

The utility model discloses during the use, place the gyration dish on placing platform 2, through rotating second sleeve 13, make second threaded rod 14 drive first fixed cover 15 and the fixed cover 16 of second and remove in opposite directions, hold tightly the lateral wall of gyration dish, thereby reach the fixed effect to the gyration dish, prevent that the gyration dish from sliding down from placing platform 2, then through rotating hand wheel 20, make third threaded rod 19 remove downwards, thereby make rubber slipmat 21 support tight ground, the preventing device slides, adjust the length of both sides telescopic support leg 6 through locking bolt, carry out the coarse adjustment to placing platform 2, make the gyration dish be in roughly horizontally state, then rotate first sleeve 4 and carry out fine tuning, make pointer 8 aim at leveling line 10, will place platform 2 and gyration dish and transfer to the horizontality.

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. A rotary disc leveling device for coal mine roadway, including the bearing platform (1), its characterized in that, the top of bearing platform (1) is equipped with places platform (2), bearing platform (1) and place and be equipped with two fine-tuning between the platform (2), fixedly connected with fixed disk (7) on the lateral wall of placing platform (2), be equipped with pointer (8) on fixed disk (7), the upper end of pointer (8) is through the bearing and the centre of a circle department rotation connection of fixed disk (7), the lower extreme fixed cover of pointer (8) is equipped with balancing weight (9), the surperficial minimum of fixed disk (7) is equipped with leveling alignment line (10), the top both sides of placing platform (2) all fixedly connected with installing rod (11), two equal fixedly connected with second connecting rod (12) in the one side that installing rod (11) is relative, the other end rotation of second connecting rod (12) is connected with second sleeve (13), second sleeve (13) female connection has second threaded rod (14), two the one end that second sleeve (13) was kept away from in second threaded rod (14) is the first fixed cover of fixedly connected with (15) and the fixed cover of second (16) respectively, the equal fixedly connected with telescopic support leg (6) in bottom both sides of bearing platform (1), be equipped with retaining member (17) on telescopic support leg (6), be equipped with fixed establishment on the lateral wall of telescopic support leg (6).

2. The rotary disc leveling device for the coal mine roadway is characterized in that the fine adjustment mechanism comprises a first connecting rod (3) fixedly connected with the bottom of the placing table (2), the other end of the first connecting rod (3) is rotatably connected with a first sleeve (4), a first threaded rod (5) is connected with the first sleeve (4) in a threaded mode, and one end, far away from the first sleeve (4), of the first threaded rod (5) is fixedly connected with the top of the bearing table (1).

3. The rotary disc leveling device for the coal mine roadway according to claim 1, wherein the fixing mechanism comprises a third sleeve (18), a third threaded rod (19) and a hand wheel (20), the third sleeve (18) is fixedly installed on the side wall of the telescopic supporting leg (6), the third threaded rod (19) penetrates through the third sleeve (18) and is in threaded connection with the third sleeve (18), the hand wheel (20) is fixedly connected to the upper end of the third threaded rod (19), and a rubber anti-skid pad (21) is fixedly connected to the lower end of the third threaded rod (19).

4. The rotary pan levelling device for coal mine galleries according to claim 1, characterized in that the opposite side walls of the first and second retaining sleeves (15, 16) are of an arc-shaped structure.

5. The rotary pan levelling device for coal mine galleries according to claim 1, characterized in that a side wall of the first fixing sleeve (15) and a side wall of the second fixing sleeve (16) opposite each other are provided with anti-slip threads.

6. Swivel pan levelling device for coal mine galleries according to claim 1, characterized in that the locking pieces (17) are locking bolts.