CN217672643U - Underground coal mine pneumatic trolley device - Google Patents
Underground coal mine pneumatic trolley device Download PDFInfo
- Publication number
- CN217672643U CN217672643U CN202220492673.3U CN202220492673U CN217672643U CN 217672643 U CN217672643 U CN 217672643U CN 202220492673 U CN202220492673 U CN 202220492673U CN 217672643 U CN217672643 U CN 217672643U
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- Prior art keywords
- claw
- fixedly connected
- shallow
- cylinder
- cart
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- Expired - Fee Related
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- 239000003245 coal Substances 0.000 title claims description 11
- 210000000078 claw Anatomy 0.000 claims abstract description 79
- 238000007789 sealing Methods 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000005283 ground state Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a colliery is pneumatic shallow device in pit, drive assembly includes the mount, and preceding shallow claw and back shallow claw are all rotated through first pivot and are connected in the inside of mount, and the outside of first pivot is fixed to be cup jointed the torsional spring, and the one end fixed connection of torsional spring is in the outside of first pivot, the utility model discloses under the conventional state, the piston rod of first cylinder is in the state of withdrawing, and second cylinder promotes the gyro wheel and pushes down two shallow claw retractions and lead to the inslot, and the mine car is put on the coaster railway, and the piston rod retraction of second cylinder, the shallow is grabbed and is received torsional spring effect and rotate to with the ground vertical state around first pivot, places the mine car in the top of box, and the card is in one side that the shallow was grabbed to the forced air in the pit is power, and drive shallow claw through first cylinder the inside piston reciprocating motion and push away the mine car and push away the slope point, compare in traditional winch counter-pull mode of passing through, the utility model discloses the winch cost is saved, avoids manual work and is put the regional activity of car in drawing.
Description
Technical Field
The utility model relates to a colliery technical field specifically is a colliery is pneumatic shallow device in pit.
Background
When the mine car is placed in the underground coal mine operation, the mine car must slide downwards by means of the gravity of the mine car after passing through a slope changing point by means of external force, and the pulling and placing work is finished. The existing pulling and releasing vehicle is generally provided with an 11.4KW winch which is oppositely pulled with a big winch within a range of 5 meters below a slope changing point of an inclined roadway, when the vehicle is released, the 11.4KW winch is operated to pull a mine car to pass through the slope changing point, a point is taken for stopping the vehicle, then a person who drives the winch removes a hook head of a traction big rope, and the point is taken to contact with the vehicle when the person hides behind a protective shield roof.
This workflow presents hidden risks and problems: firstly, people always exist in the car pulling and placing area, and people pick up the hook heads below the car, so that the car pulling and placing area is unsafe; secondly, a winch driver is not hidden in a cave and only can be shielded by two body-protecting columns, and once the accident of overturning occurs, the safety threat is formed to the driver at the position; thirdly, a winch is added, equipment leasing cost exists, and power consumption is needed during operation, so that the underground coal mine pneumatic trolley device is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a colliery is pneumatic shallow device in pit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a coal mine underground pneumatic trolley device comprises a bottom sealing plate, wherein a first air cylinder is arranged on one side of the bottom sealing plate, one end of a piston rod of the first air cylinder is fixedly connected with a pulley railway, the top of the pulley railway is fixedly connected with two box bodies, the tops of the two box bodies are respectively provided with a front trolley claw and a rear trolley claw, and a driving assembly and a reset assembly are arranged inside the box bodies;
the driving assembly comprises a fixed frame, the front trolley claw and the rear trolley claw are rotatably connected to the inside of the fixed frame through a first rotating shaft, a torsion spring is fixedly sleeved on the outer side of the first rotating shaft, one end of the torsion spring is fixedly connected to the outer side of the first rotating shaft, the other end of the torsion spring is fixedly connected to the inner bottom wall of the box body, and a through groove is formed in the top of the box body;
the reset assembly comprises a second air cylinder, a piston rod of the second air cylinder is fixedly connected with a moving frame, and the moving frame is rotatably connected with a roller through a second rotating shaft.
Preferably, the top of the bottom sealing plate is fixedly connected with a fixing seat, and the first cylinder is fixedly mounted on the top of the bottom sealing plate through the fixing seat.
Preferably, the bottoms of the front pushing claw and the rear pushing claw are provided with grooves, and the front pushing claw and the rear pushing claw are rotatably connected inside the through groove.
Preferably, the inner side wall of the through groove is fixedly connected with a base plate, and one side of the roller is attached to the outer sides of the front cart claw and the rear cart claw.
Preferably, both sides of the top of the bottom sealing plate are fixedly connected with limiting slideways, and the width of the tackle railway is 0.6m.
Preferably, the above-mentioned inside diapire fixedly connected with support column of box, the top fixedly connected with spring of support column, the spring is kept away from the one end fixedly connected with arc of support column, the arc with preceding shallow claw with the laminating of the outside of back shallow claw.
Preferably, the outer sides of the front cart claw and the rear cart claw are fixedly connected with non-slip mats.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses under the conventional condition, the piston rod of first cylinder is in the state of withdrawing, and the second cylinder promotes the gyro wheel and pushes down two shallow claw retractions and leads to the inslot, and the mine car is put on the coaster railway, and the piston rod retraction of second cylinder, the shallow is grabbed and is received torsional spring effect and rotate to with the perpendicular to ground state around first pivot, places the mine car in the top of box, and the card is in one side that the shallow was grabbed to the card to the pressure wind in the pit is power, and piston reciprocating motion drives shallow claw through first cylinder the inside and pushes away the mine car and cross the grade point, compares in traditional pass through the winch mode of drawing, the utility model discloses saved the winch cost, avoided artifical and driver in the regional activity of drawing and putting the car, it is more safe, simple structure, easy operation, it is convenient to maintain, reliable practical power saving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional structural view of the front cart with the open claw according to the present invention;
FIG. 3 is a schematic side sectional view of the case of the present invention;
fig. 4 is a schematic cross-sectional view of the closing of the front cart claw according to the present invention;
fig. 5 is a schematic structural view of the roller of the present invention;
fig. 6 is a schematic structural view of the fixing frame of the present invention.
In the figure: 1. a bottom sealing plate; 2. a first cylinder; 3. a limiting slide way; 4. a box body; 5. a front pusher dog; 6. a rear pusher dog; 7. a drive assembly; 71. a through groove; 72. a fixed mount; 73. a first rotating shaft; 74. a groove; 75. a torsion spring; 76. a base plate; 77. a non-slip mat; 8. a reset assembly; 81. a second cylinder; 82. a movable frame; 83. a second rotating shaft; 84. a roller; 9. a fixed seat; 10. a support pillar; 11. a spring; 12. an arc-shaped plate; 13. a tackle railway.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a colliery is pneumatic trammer device in pit, including end seal board 1, one side of end seal board 1 is equipped with first cylinder 2, the top fixedly connected with fixing base 9 of end seal board 1, first cylinder 2 passes through fixing base 9 fixed mounting in the top of end seal board 1, the one end fixedly connected with coaster railway 13 of first cylinder 2 piston rod, the equal fixedly connected with spacing slide 3 in top both sides of end seal board 1, spacing slide 3 plays limiting displacement to the car pusher, the width of coaster railway 13 is 0.6m, two boxes 4 of top fixedly connected with of coaster railway 13, the top of two boxes 4 is equipped with preceding shallow claw 5 and back shallow claw 6 respectively, the inside wall fixedly connected with backing plate 76 that leads to groove 71, when preceding shallow claw 5 and back shallow claw 6 rotate to be perpendicular state with ground, backing plate 76 plays the cushioning effect to preceding shallow claw 5 and back shallow claw 6, the equal fixedly connected with slipmat 77 in the outside of preceding shallow claw 5 and back shallow claw 6, slipmat 77 has increased the friction subassembly 7 between preceding shallow claw 5 and the car pusher, the box 4 and the reset assembly 8.
The reset assembly 8 comprises a second cylinder 81, a piston rod fixedly connected with moving frame 82 of the second cylinder 81, the moving frame 82 is rotatably connected with a roller 84 through a second rotating shaft 83, one side of the roller 84 is attached to the outer sides of the front cart claw 5 and the rear cart claw 6, the roller 84 is rotated on one side of the front cart claw 5 and the rear cart claw 6 to push the front cart claw 5 and the rear cart claw 6 to rotate around the first rotating shaft 73 and retract into the through groove 71, a supporting column 10 is fixedly connected to the inner bottom wall of the box 4, a spring 11 is fixedly connected to the top of the supporting column 10, when the front cart claw 5 and the rear cart claw 6 are retracted into the through groove 71, the supporting column 10 supports the front cart claw 5 and the rear cart claw 6 through an arc plate 12, the spring 11 buffers the arc plate 12, one end of the spring 11 is far away from the arc plate 12, and the arc plate 12 is attached to the outer sides of the front cart claw 5 and the rear cart claw 6. The utility model discloses under the conventional state, the piston rod of first cylinder 2 is in the state of withdrawing, and second cylinder 81 promotes gyro wheel 84 and pushes down two shallow claw retractions and leads to the inslot 71, and the mine car is put on coaster railway 13, and the piston rod retraction of second cylinder 81, the shallow is grabbed and is received torsional spring 75 effect and rotate to with the perpendicular to the ground state around first pivot 73, places the mine car in box 4's top, and the card is in one side that the shallow was grabbed, and use the pressure wind in the pit as power, drive shallow pawl through 2 the inside piston reciprocating motion of first cylinder and push away the mine car and push away the grade point, compare in traditional pass through winch opposite-pulling mode, the utility model discloses save the winch cost, avoid artifical and driver in the regional activity of putting the car of drawing, it is more safe, simple structure, easy operation, it is convenient to maintain, reliable practical power saving.
Working principle or structural principle, when in use, the length of the utility model is 3m, the control air valve and the first cylinder 2 are connected into a whole by the air pipe, under the conventional state, the piston rod of the first cylinder 2 is in a withdrawing state, the piston rod of the second cylinder 81 pushes the roller 84 to press the front cart claw 5 and the rear cart claw 6, the front cart claw 5 and the rear cart claw 6 are retracted into the through groove 71, the mine car is placed on the pulley railway 13, at the moment, the second cylinder 81 is started to retract and reset the piston rod of the second cylinder 81, the front cart claw 5 and the rear cart claw 6 lose pressure, the mine car is placed at the top of the box body 4 by the torsion spring 75 to rotate around the first rotating shaft 73 to be vertical to the ground, at the moment, one side of the mine car is clamped at one side of the front cart claw 5 and the rear cart claw 6, the mine car is pushed to the front of the slope-changing point car arrester by manpower, after the axle of the first car passes through the rear cart claw 6 to hang a lifting rope hook head and a safety rope, after safety confirmation is carried out, an upper car arrester is opened in a slope changing point signal chamber, a manual control air valve is started, so that the first air cylinder 2 is started, the first air cylinder 2 pushes the pulley railway 13 through a piston rod to drive a mine car group to move, the mine car group slides at a limiting slide way 3, the mine car group moves obliquely upwards under the support of the front cart claw 5 and the rear cart claw 6 and passes through a slope changing point, then the second air cylinder 81 is closed, the second air cylinder 81 pushes the piston rod to drive the roller 84 to move at one side of the front cart claw 5 and the rear cart claw 6, the front cart claw 5 and the rear cart claw 6 are pressed into the inside of the through groove 71, a parking signal is sent, the piston rod of the first air cylinder 2 moves to reset, and the purpose of automatically pushing the mine car through the slope changing point is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a colliery is pneumatic shallow device in pit, includes bottom seal board (1), one side of bottom seal board (1) is equipped with first cylinder (2), its characterized in that: one end of a piston rod of the first cylinder (2) is fixedly connected with a pulley railway (13), the top of the pulley railway (13) is fixedly connected with two boxes (4), the tops of the two boxes (4) are respectively provided with a front trolley claw (5) and a rear trolley claw (6), and a driving assembly (7) and a reset assembly (8) are arranged inside the boxes (4);
the driving assembly (7) comprises a fixing frame (72), the front cart claw (5) and the rear cart claw (6) are rotatably connected to the inside of the fixing frame (72) through a first rotating shaft (73), a torsion spring (75) is fixedly sleeved on the outer side of the first rotating shaft (73), one end of the torsion spring (75) is fixedly connected to the outer side of the first rotating shaft (73), the other end of the torsion spring (75) is fixedly connected to the inner bottom wall of the box body (4), and a through groove (71) is formed in the top of the box body (4);
reset assembly (8) include second cylinder (81), second cylinder (81) piston rod fixedly connected with removes frame (82), it is connected with gyro wheel (84) to remove frame (82) through second pivot (83) rotation.
2. The coal mine underground pneumatic trolley device according to claim 1, characterized in that: the top of the bottom sealing plate (1) is fixedly connected with a fixed seat (9), and the first air cylinder (2) is fixedly installed at the top of the bottom sealing plate (1) through the fixed seat (9).
3. The coal mine underground pneumatic cart device according to claim 1, characterized in that: the bottom of the front pushing claw (5) and the bottom of the rear pushing claw (6) are both provided with grooves (74), and the front pushing claw (5) and the rear pushing claw (6) are both rotatably connected to the inside of the through groove (71).
4. The coal mine underground pneumatic trolley device according to claim 1, characterized in that: the inner side wall of the through groove (71) is fixedly connected with a base plate (76), and one side of the roller (84) is attached to the outer sides of the front cart claw (5) and the rear cart claw (6).
5. The coal mine underground pneumatic trolley device according to claim 1, characterized in that: both sides of the top of the bottom sealing plate (1) are fixedly connected with limiting slideways (3), and the width of the pulley railway (13) is 0.6m.
6. The coal mine underground pneumatic cart device according to claim 1, characterized in that: the inside diapire fixedly connected with support column (10) of box (4), the top fixedly connected with spring (11) of support column (10), keep away from in spring (11) the one end fixedly connected with arc (12) of support column (10), arc (12) with preceding shallow claw (5) with the outside laminating of back shallow claw (6).
7. The coal mine underground pneumatic trolley device according to claim 1, characterized in that: the outer sides of the front cart claw (5) and the rear cart claw (6) are fixedly connected with anti-slip pads (77).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220492673.3U CN217672643U (en) | 2022-03-09 | 2022-03-09 | Underground coal mine pneumatic trolley device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220492673.3U CN217672643U (en) | 2022-03-09 | 2022-03-09 | Underground coal mine pneumatic trolley device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217672643U true CN217672643U (en) | 2022-10-28 |
Family
ID=83731073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220492673.3U Expired - Fee Related CN217672643U (en) | 2022-03-09 | 2022-03-09 | Underground coal mine pneumatic trolley device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217672643U (en) |
-
2022
- 2022-03-09 CN CN202220492673.3U patent/CN217672643U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |