CN215831520U

CN215831520U - Safety supporting platform for coal mine machinery

Info

Publication number: CN215831520U
Application number: CN202122382595.XU
Authority: CN
Inventors: 牛娜; 李娜; 聂淼
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-15
Anticipated expiration: 2031-09-29

Abstract

The utility model provides a safety supporting platform for coal mine machinery. The safety supporting platform for the coal mine machinery comprises a bearing box with an opening at the bottom; the supporting flat plate is fixedly arranged at the top of the bearing box; the four side baffles are arranged at the top of the support flat plate; the bidirectional screw rod is rotatably arranged in the bearing box; the first motor is fixedly arranged on the outer wall of one side of the bearing box, and an output shaft of the first motor is fixedly connected with one end of the bidirectional screw rod; a ground plate disposed within the load bearing bin; the cross rod is fixedly arranged on the top of the grounding plate; two slide one, two equal threaded mounting of slide one is in on the two-way lead screw. The safety supporting platform for the coal mine machinery provided by the utility model has the advantages of capability of reducing the space occupancy rate and good fixing effect.

Description

Safety supporting platform for coal mine machinery

Technical Field

The utility model relates to the technical field of coal mine machinery auxiliary equipment, in particular to a safety supporting platform for coal mine machinery.

Background

The coal mining machine belongs to a large category of machines, is a machine specially used for coal mining, and is mainly used for the production processes of coal mining, support, transportation, washing and the like. The ground of the coal mine field is mainly soil, so that when the camera is firmly fixed at a specified position, a special supporting platform is generally utilized to form a hard fixation for the camera, and the stability of the coal mine machine in use and the safety of the camera in related production processes can be ensured.

However, when the traditional supporting platform is used, the supporting platform is required to form both supporting and supporting height adjustment, and most of the general height adjustment is carried out in a screw lifting mode, so that the whole height of the supporting platform is higher, and the supporting platform occupies a large storage space.

Therefore, there is a need to provide a new safety support platform for coal mining machines to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safety supporting platform for coal mine machinery, which can reduce the space occupancy rate and has good fixing effect.

In order to solve the technical problem, the utility model provides a safety support platform for coal mine machinery, which comprises: the bottom is provided with an open bearing box; the supporting flat plate is fixedly arranged at the top of the bearing box; the four side baffles are arranged at the top of the support flat plate; the bidirectional screw rod is rotatably arranged in the bearing box; the first motor is fixedly arranged on the outer wall of one side of the bearing box, and an output shaft of the first motor is fixedly connected with one end of the bidirectional screw rod; a ground plate disposed within the load bearing bin; the cross rod is fixedly arranged on the top of the grounding plate; the two first sliding seats are both installed on the bidirectional screw rod in a threaded mode, and the top of each first sliding seat is connected with the inner wall of the top of the bearing box in a sliding mode; the two second sliding seats are arranged on the cross rod in a sliding manner; the two ends of the top of the shearing fork rod are hinged with the corresponding first sliding seats, and the two ends of the bottom of the shearing fork rod are hinged with the corresponding second sliding seats; the two movable grooves are formed in the grounding plate; and the two pressing plates are respectively arranged in the two movable grooves.

Preferably, the bottoms of the two pressing plates are fixedly provided with a plurality of fixing conical heads, the top of the grounding plate is fixedly provided with two frames, and the frames are internally provided with the contact plates.

Preferably, two equal fixed mounting has motor two on the top inner wall of frame, two all the fixed cover is equipped with the cam on the output shaft of motor two, two the cam all with correspond the conflict looks adaptation.

Preferably, two the equal fixed mounting in top of clamp plate has the montant, two the top of montant all with correspond to touch panel fixed connection, two equal fixed mounting has the diaphragm in the frame, the montant runs through the diaphragm and with diaphragm sliding connection, and two all the cover is equipped with the spring that resets on the montant, the top of spring that resets with touch panel fixed connection, the bottom of spring that resets with diaphragm fixed connection, the top fixed mounting of clamp plate has two branches, branch runs through the diaphragm and with diaphragm sliding connection.

Preferably, a plurality of positioning grooves are formed in the cross rod, two support plates are fixedly mounted on one sides, away from each other, of the two sliding seats, air cylinders are fixedly mounted on the two support plates, positioning blocks are arranged below the two sliding seats, output shafts of the two air cylinders are fixedly connected with the corresponding positioning blocks, the output shafts of the air cylinders are movably connected with the support plates, and the positioning blocks are matched with the positioning grooves.

Preferably, the equal fixed mounting in both sides of bearing box has the panel, two the equal fixed mounting in bottom of panel has two universal wheels.

Preferably, four slots are formed in the top of the supporting flat plate, four inserting plates are arranged in the slots, the top of each inserting plate corresponds to the side baffle plate fixedly connected with the side baffle plate, and the inserting plates are fixedly connected with the supporting flat plate through bolts.

Compared with the prior art, the safety supporting platform for the coal mine machinery provided by the utility model has the following beneficial effects:

the utility model provides a safety supporting platform for coal mine machinery, which can be used for jacking a grounding plate to be in contact with the ground and jacking a bearing box to separate a universal wheel from the ground through the linkage action of a set bidirectional screw rod and a scissor rod, then forming reliable and stable support for the coal mine machinery by inserting a fixing conical head into the ground, and enabling a grounding plate to be completely accommodated in the bearing box through the retractable scissor rod, so that the whole space occupation range of the device is smaller.

Drawings

Fig. 1 is a schematic structural view of a safety support platform for coal mining machinery according to a preferred embodiment of the present invention;

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

FIG. 3 is an enlarged view of the portion B shown in FIG. 2;

fig. 4 is a schematic perspective view of the support plate shown in fig. 1.

Reference numbers in the figures: 1. a bearing box; 2. supporting the flat plate; 3. a side dam; 4. a bidirectional lead screw; 5. a first motor; 6. a ground plate; 7. a cross bar; 8. a first sliding seat; 9. a second sliding seat; 10. shearing a fork rod; 11. a movable groove; 12. pressing a plate; 13. a retention cone head; 14. a touch plate; 15. a second motor; 16. a cam; 17. positioning a groove; 18. a cylinder; 19. and (5) positioning the blocks.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a safety support platform for a coal mining machine according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is an enlarged view of the portion B shown in FIG. 2; fig. 4 is a schematic perspective view of the support plate shown in fig. 1. Safety support platform for coal mine machinery includes: the bottom is provided with an open bearing box 1; the supporting flat plate 2 is fixedly arranged at the top of the bearing box 1; the four side baffles 3 are all arranged at the top of the support flat plate 2, the four sides of the four side baffles 3 are correspondingly arranged, so that a surrounding enclosure can be formed, a machine can be prevented from sliding out of the support flat plate 2, and the stability and the safety of the support are improved; the bidirectional screw rod 4 is rotatably arranged in the bearing box 1; the motor I5 is fixedly arranged on the outer wall of one side of the bearing box 1, and an output shaft of the motor I5 is fixedly connected with one end of the bidirectional screw rod 4; the grounding plate 6 is arranged in the bearing box 1, the overall area of the grounding plate 6 is large, and the contact range of the grounding plate 6 and the ground is large, so that the supporting stability of the device can be improved; the cross rod 7 is fixedly arranged at the top of the grounding plate 6, and the cross rod 7 can provide a correct sliding track for the second sliding seat 9, so that the grounding plate 6 can be smoothly ejected; the two first sliding seats 8 are both installed on the bidirectional screw rod 4 in a threaded mode, and the top of each first sliding seat 8 is connected with the inner wall of the top of the bearing box 1 in a sliding mode; the two second sliding seats 9 are mounted on the cross rod 7 in a sliding manner; the two ends of the top of the scissor rod 10 are hinged to the corresponding first sliding seats 8, the two ends of the bottom of the scissor rod 10 are hinged to the corresponding second sliding seats 9, and the ground plate 6 can be ejected out of or brought into the bearing box 1 to provide a firm fixing function by utilizing the self-contractibility of the scissor rod 10; the two movable grooves 11 are formed in the grounding plate 6; two pressing plates 12, two pressing plates 12 are respectively arranged in the two movable grooves 11, the pressing plates 12 can descend with the retention conical heads 13 thereon and are inserted into the ground, so that the stability of the device is further improved.

Two the equal fixed mounting in bottom of clamp plate 12 has a plurality of maintenance conical heads 13, and a plurality of maintenance conical heads 13 are linear evenly distributed, can be even orderly insert in to make fixed effect better, the top fixed mounting of ground plate 6 has two frames, two all be equipped with in the frame and support touch panel 14.

Two equal fixed mounting has two 15 motors on the top inner wall of frame, two equal fixed cover is equipped with cam 16 on the output shaft of two 15 motors, two cam 16 all with correspond contact plate 14 looks adaptation through contact and separation between cam 16 and the contact plate 14, alright realize inserting the maintenance conical head 13 in the ground.

The top parts of the two pressing plates 12 are fixedly provided with vertical rods which can play a linking role, so that the grounding plate 6 can be driven to lift together when the touch panel 14 lifts, the top ends of the two vertical rods are fixedly connected with the corresponding touch panel 14, the two frames are internally and fixedly provided with transverse plates, the vertical rods penetrate through the transverse plates and are in sliding connection with the transverse plates, the two vertical rods are sleeved with reset springs, the top ends of the reset springs are fixedly connected with the touch panel 14, the bottom ends of the reset springs are fixedly connected with the transverse plates, the reset springs can provide resilience for the touch panel 14, so that when the cam 16 is separated from the touch panel 14 in the later period, the pressing plates 12 and the retention cones 13 thereon can be brought upwards, so that the retention cones 13 are automatically separated from the ground, and the top parts of the pressing plates 12 are fixedly provided with two supporting rods, the supporting rod penetrates through the transverse plate and is in sliding connection with the transverse plate, and the pressing plate 12 can only be lifted in one state due to the arrangement of the supporting rod.

The utility model discloses a brake locking device, including horizontal pole 7, a plurality of constant head tank 17 are linear array and distribute, and is more in quantity, can adapt to the card that supports dull and stereotyped 2 when a plurality of heights is held the position, two equal fixed mounting in one side that two 9 slides are kept away from each other has a extension board, two equal fixed mounting has cylinder 18, two on the extension board the below of two 9 slides all is equipped with locating piece 19, two the output shaft of cylinder 18 all with correspond locating piece 19 fixed connection, just the output shaft of cylinder 18 with extension board swing joint, locating piece 19 with constant head tank 17 looks adaptation through the grafting between locating piece 19 and the constant head tank 17, can form one insurance again under the condition of 5 band-type brake auto-locks of motor, can undertake partly pressure for the output shaft of motor 5, reduces the wearing and tearing of motor 5.

The equal fixed mounting in both sides of bearing case 1 has the panel, two the equal fixed mounting in bottom of panel has two universal wheels.

Four slots, four have been seted up at the top of supporting flat board 2 all be equipped with the picture peg in the slot, four the top of picture peg all with correspond 3 fixed connection of side shield, and four the picture peg all through the bolt with support flat board 2 fixed connection, the design of picture peg and slot to and picture peg and support flat board 2 pass through the mounting means of bolt, can let 3 convenient dismantlements of side shield, make things convenient for people's operation, provide the convenience.

The working principle of the safety supporting platform for the coal mine machinery provided by the utility model is as follows:

before the device is used, the four side baffles 3 are all separated from the support flat plate 2;

when in use, the device is pushed to a designated supporting position, then the motor I5 is started in the forward direction, the output shaft of the motor I5 drives the bidirectional screw rod 4 to rotate, this allows the two carriages-8 to move closer to each other, as the two carriages-8 move closer to each other, under the sliding action of the two sliding seats II 9 on the cross bar 7, the scissor rod 10 can be deformed and gradually lengthened, thereby enabling the grounding plate 6 to descend, when the grounding plate 6 descends to be contacted with the ground, the motor I5 still operates, thereby being capable of jacking up the bearing box 1 to separate the universal wheels from the ground, and when the universal wheels are just separated from the ground, the first motor 5 can be turned off, at the moment, the two positioning blocks 19 correspond to the positioning grooves 17 at the corresponding positions, then, an output shaft of the starting cylinder 18 extends out, and the positioning block 19 is pushed into the positioning groove 17, so that preliminary support can be formed;

then, the output shafts of the two motors 15 are started to rotate by 90 degrees, the output shafts of the motors 15 drive the cam 16 to rotate by 90 degrees, the reset spring is in a compressed state, in the rotating process of the cam 16, the reset spring abuts against the abutting plate 14, the abutting plate 14 drives the vertical rod and the pressing plate 12 to descend, finally, after the cam 16 stops rotating, the fixing conical head 13 is inserted into the ground to complete the final supporting work, then, the corresponding coal mine machine is placed at the top of the supporting flat plate 2, then, the inserting plate on the side baffle 3 is inserted into and fixed in the inserting groove, a surrounding protection can be formed, the machine is prevented from slipping out of the supporting flat plate 2, after the use is finished, the steps are operated in a reverse mode, and the grounding plate 6 is taken into the bearing box 1;

and in subsequent use, if the height is required to be adjusted, the first motor 5 can be continuously started to adjust the height position of the support flat plate 2.

the utility model provides a safe supporting platform for coal mine machinery, which can jack a ground plate 6 to be contacted with the ground through the linkage action of a bidirectional screw rod 4 and a scissor rod 10, jack a bearing box 1 to separate a universal wheel from the ground, then the retention cone head 13 is inserted into the ground, so that the coal mine machine can be reliably and stably supported, and the retractable scissors 10 can be used to fully accommodate the ground plate 6 into the bearing box 1, so that the overall space occupation range of the device is small, and in addition, can form a surrounding nature protection to machinery through four side shield 3 that set up, effectively prevent machinery from supporting dull and stereotyped 2 upward roll-off, further improve support stability, moreover, utilize the self characteristic of scissors fork pole 10 also can adjust the high position of supporting dull and stereotyped 2, the result of use is better.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a coal mining machinery uses safe supporting platform which characterized in that includes:

the bottom is provided with an open bearing box;

the supporting flat plate is fixedly arranged at the top of the bearing box;

the four side baffles are arranged at the top of the support flat plate;

the bidirectional screw rod is rotatably arranged in the bearing box;

the first motor is fixedly arranged on the outer wall of one side of the bearing box, and an output shaft of the first motor is fixedly connected with one end of the bidirectional screw rod;

a ground plate disposed within the load bearing bin;

the cross rod is fixedly arranged on the top of the grounding plate;

the two first sliding seats are both installed on the bidirectional screw rod in a threaded mode, and the top of each first sliding seat is connected with the inner wall of the top of the bearing box in a sliding mode;

the two second sliding seats are arranged on the cross rod in a sliding manner;

the two ends of the top of the shearing fork rod are hinged with the corresponding first sliding seats, and the two ends of the bottom of the shearing fork rod are hinged with the corresponding second sliding seats;

the two movable grooves are formed in the grounding plate;

and the two pressing plates are respectively arranged in the two movable grooves.

2. The safety support platform for coal mine machinery as claimed in claim 1, wherein a plurality of retention cones are fixedly mounted on the bottom of each of the two pressure plates, two frames are fixedly mounted on the top of the ground plate, and each of the two frames is provided with a contact plate.

3. The safety support platform for coal mine machinery as claimed in claim 2, wherein a second motor is fixedly mounted on the inner wall of the top of each of the two frames, a cam is fixedly sleeved on the output shaft of each of the two motors, and each of the two cams is matched with the corresponding abutting plate.

4. The coal mine machinery safety supporting platform according to claim 2, characterized in that two vertical rods are fixedly mounted at the tops of the two pressing plates, the top ends of the two vertical rods are fixedly connected with the corresponding touch plate, two transverse plates are fixedly mounted in the frame, the vertical rods penetrate through the transverse plates and are in sliding connection with the transverse plates, two reset springs are sleeved on the vertical rods, the top ends of the reset springs are fixedly connected with the touch plate, the bottom ends of the reset springs are fixedly connected with the transverse plates, two supporting rods are fixedly mounted at the tops of the pressing plates, and the supporting rods penetrate through the transverse plates and are in sliding connection with the transverse plates.

5. The safety support platform for the coal mining machine according to claim 1, wherein a plurality of positioning grooves are formed in the cross bar, support plates are fixedly mounted on the sides, away from each other, of the two sliding seats II, air cylinders are fixedly mounted on the two support plates, positioning blocks are arranged below the two sliding seats II, output shafts of the two air cylinders are fixedly connected with the corresponding positioning blocks, the output shafts of the air cylinders are movably connected with the support plates, and the positioning blocks are matched with the positioning grooves.

6. The safety support platform for coal mine machinery of claim 1, wherein panels are fixedly mounted on both sides of the bearing box, and two universal wheels are fixedly mounted at the bottoms of the two panels.

7. The safety support platform for coal mine machinery according to claim 1, wherein four slots are formed in the top of the support flat plate, inserting plates are arranged in the four slots, the tops of the four inserting plates are fixedly connected with the corresponding side baffle, and the four inserting plates are fixedly connected with the support flat plate through bolts.