CN219638778U - Underground coal mining mechanical device for coal mine - Google Patents

Abstract

The utility model relates to the technical field of coal mining equipment, in particular to an underground coal mining mechanical device for a coal mine, which can adjust the height of a punching device more conveniently and effectively improve the working efficiency of the coal mining equipment; including base and perforating device, the base top is connected with four sets of support columns, be connected with the workstation on four sets of support columns, the rotation that the base bottom is adjustable is equipped with four sets of baseboard, perforating device bottom rotates with the workstation top to be connected, perforating device is connected with high adjustment mechanism, the backup pad top symmetry is connected with two sets of fixed plates, all rotate on two sets of fixed plates and be equipped with the transmission lead screw, the inboard one end of two sets of transmission lead screws is connected with the output of biax motor both sides respectively, the screw thread on two sets of transmission lead screws revolves to opposite, two sets of sliding seat tops and roof bottom both sides all are connected with articulated seat, all articulate between every upper and lower two sets of articulated seats and have articulated slat, roof and perforating device fixed connection.

Description

Underground coal mining mechanical device for coal mine

Technical Field

The utility model relates to the technical field of coal mining equipment, in particular to an underground coal mining mechanical device for a coal mine.

Background

Coal is well known as a non-renewable resource, is a solid combustible mineral product which is gradually formed by complex biochemical and physicochemical changes of ancient plants buried underground, is commonly known as coal, is a very important energy source, and is also an important raw material in the metallurgical and chemical industries.

When the coal mine is collected, a corresponding coal mining device is used, the existing underground coal mining device has a certain problem, and in the using process, the coal mining device is easy to shake greatly in the using process due to uneven ground surface inside the coal mine and lack of stable support for the coal mining device, so that the coal mining efficiency is affected.

Through retrieving, the technical scheme in the colliery underground coal mining device of publication No. CN214273536U of chinese patent publication, though can solve the technical problem that current colliery underground coal mining device exists, it still has certain drawback, and when the height of perforating device is needed to be adjusted in concrete operation, it needs to realize the lift to the loop bar through the position of manual adjusting set screw on the cover jar, and then realizes the regulation to perforating device height, and this makes the height adjustment of perforating device get up trouble, has influenced the work efficiency of coal-winning equipment.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the underground coal mining mechanical device for the coal mine, which can adjust the height of the punching device more conveniently and effectively improve the working efficiency of the coal mining equipment.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: including base, perforating device and altitude mixture control mechanism, the base top is connected with four sets of support columns, be connected with the workstation on four sets of support columns, the rotation that the base bottom is adjustable is equipped with four sets of baseboard, perforating device bottom and workstation top rotate to be connected, is equipped with altitude mixture control mechanism on the base, and perforating device is connected with altitude mixture control mechanism, altitude mixture control mechanism is including turning to the motor, and workstation top symmetry is connected with two sets of risers, turns to motor fixed mounting on a set of riser, and it is equipped with the drive shaft to rotate on two sets of risers, turns to motor output and drive shaft fixed connection, and the fixed cover of symmetry is equipped with two sets of connecting plates, and two sets of connecting plates top are connected with the backup pad, installs biax motor in the backup pad top symmetry is connected with two sets of fixed plates, all rotates on two sets of fixed plates and is equipped with the transmission lead screw, and the inboard one end of two sets of transmission lead screw is connected with the output of biax motor both sides respectively, and the screw thread on two sets of transmission lead screw is opposite, and the sliding of bilateral symmetry is equipped with two sets of guide bars top all is connected with two sets of guide bars, turns to the sliding seat on the backup pad, and the sliding seat of symmetry is equipped with two sets of slide seat and two sets of screw seat and two sets of top are connected with the articulated top respectively.

Preferably, the base is provided with a moving mechanism, the moving mechanism comprises two groups of adjusting screw rods, the two groups of adjusting screw rods are symmetrically rotated and installed on the base, adjusting plates are sleeved on the two groups of adjusting screw rods in a threaded mode, two groups of lifting columns are connected with the bottom ends of the two groups of adjusting plates, four groups of sliding holes are formed in the base, the four groups of lifting columns respectively slide through the four groups of sliding holes, universal wheels are connected with the bottom ends of the four groups of lifting columns, and hand wheels are connected with the top ends of the two groups of adjusting screw rods.

Preferably, the two groups of adjusting screw rods are provided with locking nuts.

Preferably, a baffle is connected to the top end of the workbench.

Preferably, sliding sleeves can be arranged in the four groups of sliding holes on the base.

Preferably, the right end of the supporting plate is connected with a buffer cushion.

Compared with the prior art, the utility model has the beneficial effects that: in the use, through starting steering motor, steering motor drives the drive shaft and rotates, make the drive shaft drive the connecting plate rotate to vertical state, make things convenient for perforating device to carry out drilling exploitation, when needs carry out altitude mixture control to perforating device, through playing biax motor, biax motor drives the transmission lead screw and rotates, make the transmission lead screw drive the sliding seat through the cooperation of screw thread and inwards slide, promote the roof through articulated slat when sliding seat inwards slides and upwards move, make the roof drive the guide bar upwards slide in the backup pad, thereby make the roof drive perforating device rise, realize the altitude mixture control to perforating device, through setting up altitude mixture control mechanism, can realize the altitude mixture control to perforating device automatically, replace the manual regulation mode of public patent in the background art, thereby can make perforating device's altitude mixture control get up more convenient, effectively improve coal-winning equipment's work efficiency.

Drawings

FIG. 1 is a schematic front side view of the present utility model;

FIG. 2 is a schematic view of the front cross-sectional structure of the present utility model;

FIG. 3 is a left side schematic view of the height adjustment mechanism of the present utility model;

FIG. 4 is a schematic diagram showing the structure of the upper section of the lifting column connected with the base in the utility model;

the reference numerals in the drawings: 1. a base; 2. a support column; 3. a work table; 4. a baseboard; 5. a vertical plate; 6. a steering motor; 7. a drive shaft; 8. a connecting plate; 9. a support plate; 10. a biaxial motor; 11. a fixing plate; 12. a transmission screw rod; 13. a guide rod; 14. a top plate; 15. a sliding seat; 16. a hinge base; 17. hinged laths; 18. a punching device; 19. adjusting a screw rod; 20. an adjusting plate; 21. lifting columns; 22. a universal wheel; 23. a hand wheel; 24. locking a nut; 25. a baffle; 26. a sliding sleeve; 27. and a cushion pad.

Detailed Description

Examples

Referring to fig. 1-4, the underground coal mining mechanical device of the utility model comprises a base 1 and a punching device 18, wherein the top end of the base 1 is connected with four groups of support columns 2, the four groups of support columns 2 are connected with a workbench 3, the bottom end of the base 1 is rotatably provided with four groups of foot plates 4, the bottom of the punching device 18 is rotatably connected with the top end of the workbench 3, the top end of the workbench 3 is symmetrically connected with two groups of vertical plates 5, a steering motor 6 is fixedly arranged on one group of vertical plates 5, a driving shaft 7 is rotatably arranged on the two groups of vertical plates 5, the output end of the steering motor 6 is fixedly connected with the driving shaft 7, two groups of connecting plates 8 are symmetrically sleeved on the driving shaft 7, the top ends of the two groups of connecting plates 8 are connected with a supporting plate 9, a double-shaft motor 10 is arranged on the supporting plate 9, the top ends of the two groups of connecting plates 9 are symmetrically connected with two groups of fixing plates 11, the two groups of driving screw rods 12 are rotatably arranged on the two groups of fixing plates 11, one end of the inner side of the two groups of driving screw rods 12 is respectively connected with the output ends of two sides of the double-shaft motor 10, the threads on the two groups of driving screw rods 12 are rotatably opposite directions, two groups of guide rods 13 are symmetrically arranged on the supporting plate 9 and are slidably arranged on the left and right sides of the supporting plate 9, two groups of the two groups of guide rods are fixedly connected with two groups of top plates 15, two groups of top plates are respectively connected with two top plates 15 and two top plates 15 respectively, two top plates 15 are fixedly connected with two top plates 15, respectively, and two top plates 15 are respectively and two top plates 15 are fixedly connected with two top plates and 15 are respectively, respectively and fixedly connected with top plates and two top plates and 15 and respectively, respectively and respectively, and two top plate and 13 are fixedly connected; in the use, through starting steering motor 6, steering motor 6 drives drive shaft 7 and rotates, make drive shaft 7 drive connecting plate 8 rotate to vertical state, make things convenient for perforating device 18 to carry out drilling exploitation, when need carry out altitude mixture control to perforating device 18, through playing biax motor 10, biax motor 10 drives transmission lead screw 12 and rotates, make transmission lead screw 12 drive sliding seat 15 inboard through the cooperation of screw thread and slide, upward removal is promoted through articulated slat 17 to roof 14 when sliding seat 15 inwards, make roof 14 drive guide bar 13 upwards slide on backup pad 9, thereby make roof 14 drive perforating device 18 rise, realize the altitude mixture control to perforating device 18, through setting up altitude mixture control mechanism, can realize the altitude mixture control to perforating device 18 voluntarily, replace the manual regulation mode of public patent in the background art, thereby can make perforating device's altitude mixture control get up more convenient, effectively improve coal-winning equipment's work efficiency.

Referring to fig. 2 and 4, the base 1 is provided with a moving mechanism, the moving mechanism includes two groups of adjusting screws 19, the two groups of adjusting screws 19 are symmetrically rotatably mounted on the base 1, adjusting plates 20 are respectively and spirally sleeved on the two groups of adjusting screws 19, two groups of lifting columns 21 are respectively and spirally connected with the bottom ends of the two groups of adjusting plates 20, four groups of sliding holes are formed in the base 1, the four groups of lifting columns 21 respectively slide through the four groups of sliding holes, universal wheels 22 are respectively and spirally connected with the bottom ends of the four groups of lifting columns 21, and hand wheels 23 are respectively and spirally connected with the top ends of the two groups of adjusting screws 19; through setting up moving mechanism, when coal mining device needs to remove, rotate accommodate the lead screw 19 through hand wheel 23, make accommodate the lead screw 19 drive adjusting plate 20 downwardly moving under the cooperation of screw thread, adjust plate 20 promote lift post 21 and slide downwards, lift post 21 drives universal wheel 22 downwardly moving, make universal wheel 22 and colliery bottom contact to support base 1, thereby make baseboard 4 unsettled, alright promote the device at this moment and remove, thereby can make the device more convenient when removing and position adjustment.

Referring to fig. 2, the two sets of adjusting screws 19 are respectively provided with a locking nut 24; through setting up lock nut 24, after universal wheel 22 and ground support when rotating adjusting screw 19 and adjusting plate 20 height, can make lock nut 24 sticiss on adjusting plate 20 through screwing up lock nut 24 to prevent that adjusting plate 20 from appearing the circumstances of moving up by oneself.

Referring to fig. 2, a baffle 25 is connected to the top end of the working table 3; through setting up baffle 25, when drive shaft 7 drove connecting plate 8 and changes to vertical direction, backup pad 9 then is in the horizontality, and backup pad 9 right-hand member and baffle 25 left end contact this moment, alright so played spacing effect, prevented that connecting plate 8 from excessively turning to the right.

Referring to fig. 2, sliding sleeves 26 can be disposed in the four sets of sliding holes on the base 1; by providing the slide sleeve 26, the lifting column 21 can slide on the base 1 more smoothly.

Referring to fig. 2, a cushion pad 27 is connected to the right end of the supporting plate 9; by providing the cushion pad 27, the connection plate 8 can be effectively prevented from colliding with the baffle plate 25 when rotating, and the cushion effect is achieved.

According to the underground coal mining mechanical device for the coal mine, when the underground coal mining mechanical device works, the steering motor 6 is started to drive the driving shaft 7 to rotate, the driving shaft 7 drives the connecting plate 8 to rotate to be in a vertical state, the punching device 18 is convenient to drill and mine, when the punching device 18 needs to be adjusted in height, the double-shaft motor 10 drives the transmission screw rod 12 to rotate, the transmission screw rod 12 drives the sliding seat 15 to slide inwards through threaded cooperation, the sliding seat 15 drives the top plate 14 to move upwards through the hinged slat 17 when sliding seat 15 slides inwards, the top plate 14 drives the guide rod 13 to slide upwards on the supporting plate 9, the top plate 14 drives the punching device 18 to ascend, the height of the punching device 18 is adjusted, when the coal mining device needs to move, the adjusting screw rod 19 drives the adjusting plate 20 to move downwards through the hand wheel 23, the adjusting plate 20 drives the lifting column 21 to slide downwards through threaded cooperation, the universal wheel 22 is contacted with the bottom end of the coal mine, and the base 1 is supported, so that the foot plate 4 is suspended to drive the device to move.

The installation mode, the connection mode or the setting mode of the underground coal mining mechanical device are common mechanical modes, and the underground coal mining mechanical device can be implemented as long as the beneficial effects of the underground coal mining mechanical device can be achieved; the steering motor and the double-shaft motor of the underground coal mining mechanical device are purchased in the market, and can be installed and operated by a person skilled in the art only according to the attached instruction, and in addition, the punching device in the scheme refers to an underground coal mining device with the publication number of CN 214273536U.

Claims (6)

1. The underground coal mining mechanical device for the coal mine comprises a base and a punching device and is characterized by also comprising a height adjusting mechanism;

the base is characterized in that the top end of the base is connected with four groups of support columns, the four groups of support columns are connected with a workbench, four groups of foot boards are rotatably arranged at the bottom end of the base in an adjustable mode, the bottom of the punching device is rotatably connected with the top end of the workbench, the base is provided with a height adjusting mechanism, and the punching device is connected with the height adjusting mechanism;

the height adjusting mechanism comprises a steering motor, two groups of vertical plates are symmetrically connected to the top end of the workbench, the steering motor is fixedly installed on one group of vertical plates, a driving shaft is rotationally arranged on the two groups of vertical plates, the output end of the steering motor is fixedly connected with the driving shaft, two groups of connecting plates are symmetrically sleeved on the driving shaft, the top ends of the two groups of connecting plates are connected with supporting plates, a double-shaft motor is installed on the supporting plates, two groups of fixing plates are symmetrically connected with two groups of fixing plates, transmission screw rods are respectively rotationally arranged on one end of the inner sides of the two groups of transmission screw rods, the output ends of the two groups of transmission screw rods are respectively connected with the output ends of the two sides of the double-shaft motor, threads on the two groups of transmission screw rods are rotationally opposite, two groups of guide rods are symmetrically arranged on the supporting plates in a sliding mode, two groups of sliding seats are respectively and in a threaded mode and are sleeved on the two groups of transmission screw rods, two groups of sliding seats are respectively connected with hinging seats on the two sides of the bottom ends of the top plate, hinging seats are respectively hinged between every upper and lower hinging seats, and the top plate is fixedly connected with a punching device.

2. The underground coal mining mechanical device of claim 1, wherein the base is provided with a moving mechanism, the moving mechanism comprises two groups of adjusting screw rods, the two groups of adjusting screw rods are symmetrically and rotatably arranged on the base, adjusting plates are sleeved on the two groups of adjusting screw rods in a threaded manner, two groups of lifting columns are connected to the bottom ends of the two groups of adjusting plates, four groups of sliding holes are formed in the base, the four groups of lifting columns respectively slide through the four groups of sliding holes, universal wheels are connected to the bottom ends of the four groups of lifting columns, and hand wheels are connected to the top ends of the two groups of adjusting screw rods.

3. The underground coal mining mechanical device of claim 2, wherein the locking nuts are screwed on the two groups of adjusting screw rods.

4. The underground coal mining mechanical device of claim 1, wherein the top end of the workbench is connected with a baffle.

5. The underground coal mining mechanical device of claim 1, wherein sliding sleeves can be arranged in four groups of sliding holes on the base.

6. The underground coal mining mechanical device of claim 1, wherein the right end of the supporting plate is connected with a buffer pad.