CN214221228U - Collapse-preventing supporting device for coal mining - Google Patents
Collapse-preventing supporting device for coal mining Download PDFInfo
- Publication number
- CN214221228U CN214221228U CN202021942392.0U CN202021942392U CN214221228U CN 214221228 U CN214221228 U CN 214221228U CN 202021942392 U CN202021942392 U CN 202021942392U CN 214221228 U CN214221228 U CN 214221228U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- supporting
- layer
- support
- hydraulic rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a supporting device for preventing collapse of mining coal mine, which comprises a supporting top, a supporting column and a supporting base, wherein one side of an elastic rubber layer is provided with a pressure sensing layer, one side of an arch-shaped supporting structure is fixedly connected with a second hydraulic rod, one side of the supporting block is fixedly connected with a danger alarm, one side of the supporting base is fixedly connected with a universal wheel, the top of the universal wheel is provided with a hollow column, the top end inside the hollow column is fixedly connected with a third hydraulic rod, the tail end of the third hydraulic rod is fixedly connected with a ground grabbing structure, and the tail end of the ground grabbing structure is provided with a ground grabbing nail; the utility model discloses set up arch bearing structure, grabbed ground structure, hydraulic stem, forced induction layer and danger alarm, arch structure makes bearing structure more stable with grabbing ground structure, increases the security of device, and the hydraulic stem has solved traditional cylinder and has provided the problem that the holding power has the potential safety hazard, and forced induction layer and danger alarm can in time perception danger and signals, prevent suffering from in the bud.
Description
Technical Field
The utility model relates to a strutting arrangement specifically is a strutting arrangement who collapses is prevented in exploitation colliery.
Background
In the process of advancing mine tunneling and mining, because mining can cause the original stable stratum structure to be damaged, a mining tunnel needs to be supported to prevent collapse, because the stress of a supporting structure is large, and the earth and rock structure of the tunnel is easy to subside under the stress condition, a supporting plate cannot be kept horizontal, and the vibration generated in the mining process can also cause the instability of the supporting surface; the mine support is an artificial structure which is arranged in a mine roadway and plays a role in supporting rocks; the device has the functions of controlling the movement of surrounding rocks and preventing the surrounding rocks from falling so as to keep the safe use space of the roadway; the temporary bracket and the permanent bracket are divided according to the using time; the mechanical property of the bracket is divided into rigid and flexible brackets; the material includes wood, metal, stone, reinforced concrete support, etc.
1. Most of the existing devices for supporting the mine working face are point-supported, are easy to destabilize, have small supporting range, and only can support the more prominent part on the upper part of the mine hole in the working process, so that the stability is poor, the danger is high and the transportation is inconvenient.
2. The device that is used for mine working face to support all leans on the cylinder to provide holding power at present, and the holding power provides the unit comparatively single, and when the cylinder damaged the pressure release, the device can directly become invalid, very easily can cause the mine cave to collapse, exists great potential safety hazard.
3. The conventional device for supporting the mine working surface does not have a danger early warning function, cannot sense the existence of danger in advance and inform workers of the danger, and prevents the danger from happening in the bud.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strutting arrangement who collapses is prevented in exploitation colliery to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a supporting device for preventing collapse of a mining coal mine comprises a supporting top, a supporting column and a supporting base, wherein an elastic rubber layer is arranged on one side of the supporting top, a pressure sensing layer is arranged on one side of the elastic rubber layer, a telescopic structural layer is arranged on one side of the pressure sensing layer, a supporting framework layer is arranged on one side of the telescopic structural layer, a connecting column is fixedly connected to one side of the supporting framework layer, an arched supporting structure is fixedly connected to one side of the connecting column, a lighting lamp is fixedly connected to one side of the arched supporting structure, a second hydraulic rod is fixedly connected to one side of the arched supporting structure, a connecting block is fixedly connected to the bottom of the second hydraulic rod, following telescopic rods are fixedly connected to two sides of the connecting block, a supporting block is fixedly connected to one end, away from the connecting block, of the following telescopic rods, a danger alarm is fixedly connected to one side of the supporting block, a first hydraulic rod is fixedly connected to one side, away from the supporting top, the supporting shoe is kept away from and is supported top one side and be equipped with the support column, first hydraulic stem fixed connection is inside the support column, support column one side fixedly connected with PLC controller, support column bottom end fixedly connected with supports the base, support the inside fixedly connected with electric telescopic handle of base, support base one side fixedly connected with universal wheel.
As a further aspect of the present invention: the universal wheel top is equipped with hollow post, the inside top fixedly connected with third hydraulic stem of hollow post, the terminal fixedly connected with of third hydraulic stem grabs the ground structure, it is equipped with and grabs the ground nail to grab the ground structure end, the terminal fixedly connected with rim plate of hollow post, rim plate one side fixedly connected with motor, motor one side fixedly connected with headstock and gyro wheel.
As a further aspect of the present invention: the pressure sensing layer is close to one side fixedly connected with spring on the elastic rubber layer, the spring is kept away from elastic rubber layer one end fixedly connected with spring fixed layer, spring fixed layer is close to spring one side fixed connection with pressure sensor.
As a further aspect of the present invention: the output end of the pressure sensor is electrically connected with the input end of the PLC controller, and the output end of the PLC controller is electrically connected with the input end of the danger alarm.
As a further aspect of the present invention: the wheel disc is provided with an annular groove, the output end of the motor is provided with a gear, and the output end gear of the motor is in meshed connection with the annular groove in the wheel disc.
As a further aspect of the present invention: the PLC controller is respectively electrically connected with the first hydraulic rod, the electric telescopic rod, the second hydraulic rod, the illuminating lamp, the third hydraulic rod and the motor.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses set up support top, support column and support base, adopted domes, carried out the omnidirectional support of large tracts of land to the mine opening to set up the universal wheel and grab ground structure, not only convenient transportation has still increased substantially the stability of device, makes bearing structure more stable, increases the security of device.
2. The utility model discloses domes and elastic rubber layer have been set up to provide the holding power through the hydraulic stem. Arched structure and elastic rubber layer enable the atress more even, and the hydraulic stem is stable in structure more, does not have the potential safety hazard, and convenient and fast has solved and has provided the holding power by the cylinder, and the holding power provides the unit comparatively single, and when the cylinder damaged the pressure release, the device can directly become invalid, very easily probably causes the mine cave to collapse, has the problem of great potential safety hazard.
3. The utility model discloses set up forced induction layer and dangerous alarm, accepted excessive pressure when the forced induction layer, forced induction ware will transmit signal for the PLC controller, and dangerous alarm will send out signal and remind the staff and possibly take place danger, prevent suffering from in advance.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of an anti-collapse support device for a coal mine;
FIG. 2 is a schematic side sectional view of a collapse preventing support apparatus for use in a coal mine;
FIG. 3 is a schematic view of the structure A of the collapse prevention supporting device for the coal mining;
FIG. 4 is a schematic structural diagram B of a collapse prevention supporting device for a coal mining mine;
in the figure: 1. a support top; 2. an arch support structure; 3. a support block; 4. a support pillar; 5. a first hydraulic lever; 6. a support base; 7. an electric telescopic rod; 8. connecting columns; 9. connecting blocks; 10. a second hydraulic rod; 11. following the telescopic rod; 12. A PLC controller; 13. a hazard alarm; 14. an illuminating lamp; 15. an elastic rubber layer; 16. a pressure-sensitive layer; 17. a flexible structure layer; 18. a support skeleton layer; 19. a spring fixing layer; 20. a spring; 21. a pressure sensor; 22. a third hydraulic lever; 23. a hollow column; 24. a ground-grasping structure; 25. a motor; 26. grabbing ground nails; 27. a power box; 28. a roller; 29. A wheel disc.
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.
Referring to fig. 1-4, in the embodiment of the present invention, an anti-collapse supporting device for coal mining comprises a supporting top 1, a supporting pillar 4 and a supporting base 6, wherein an elastic rubber layer 15 is arranged on one side of the supporting top 1, a pressure sensing layer 16 is arranged on one side of the elastic rubber layer 15, a telescopic structure layer 17 is arranged on one side of the pressure sensing layer 16, a supporting skeleton layer 18 is arranged on one side of the telescopic structure layer 17, a connecting pillar 8 is fixedly connected on one side of the supporting skeleton layer 18, an arch-shaped supporting structure 2 is fixedly connected on one side of the connecting pillar 8, a lighting lamp 14 is fixedly connected on one side of the arch-shaped supporting structure 2, a second hydraulic rod 10 is fixedly connected on one side of the arch-shaped supporting structure 2, a connecting block 9 is fixedly connected at the bottom of the second hydraulic rod 10, following telescopic rods 11 are fixedly connected on two sides of the connecting block 9, a supporting block 3 is fixedly connected on one end of the following telescopic rod 11 far away from the connecting block 9, and a danger alarm 13 is fixedly connected on one side of the supporting block 3, supporting shoe 3 keeps away from and supports 1 one side fixedly connected with first hydraulic stem 5 in top, and supporting shoe 3 keeps away from and supports 1 one side in top and is equipped with support column 4, and 5 fixed connection of first hydraulic stem are inside support column 4, 4 one side fixedly connected with PLC controllers 12 of support column, and 4 bottom fixedly connected with of support column support base 6, support 6 inside fixedly connected with electric telescopic handle 7 of base, support 6 fixedly connected with universal wheels of base.
The utility model discloses, preferentially, the universal wheel top is equipped with hollow post 23, the inside top fixedly connected with third hydraulic stem 22 of hollow post 23, and the terminal fixedly connected with of third hydraulic stem 22 grabs ground structure 24, grabs ground structure 24 end and is equipped with and grabs ground nail 26, the terminal fixedly connected with rim plate 29 of hollow post 23, rim plate 29 one side fixedly connected with motor 25, motor 25 one side fixedly connected with headstock 27 and gyro wheel 28.
The utility model discloses, preferred, pressure-sensitive layer 16 is close to elastic rubber layer 15 one side fixedly connected with spring 20, and spring 20 keeps away from elastic rubber layer 15 one end fixedly connected with spring fixed layer 19, and spring fixed layer 19 is close to spring 20 one side fixed surface and is connected with pressure sensor 21.
The utility model discloses, preferred, pressure sensor 21's output and PLC controller 12's input electric connection, PLC controller 12's output and danger alarm 13's input electric connection.
The utility model discloses, it is preferred, be equipped with the annular groove on the rim plate 29, the output end of motor 25 is equipped with the gear, and the output gear of motor 25 is connected with the annular groove meshing on the rim plate 29.
The utility model discloses, preferred, PLC controller 12 respectively with first hydraulic stem 5, electric telescopic handle 7, second hydraulic stem 10, light 14, third hydraulic stem 22 and motor 25 electric connection.
The utility model discloses a theory of operation is: the working personnel control the universal wheel through the PLC 12, move the device to the place needing to be supported, turn on the lighting lamp 14, start the electric telescopic rod 7, pull the supporting column 4 open to contact with the wall of the mine hole, stretch along with the telescopic rod 11, start the second hydraulic rod 10 at the same time, the second hydraulic rod 10 drives the arch-shaped supporting structure 2 to move upwards, drive the telescopic structure layer 17 of the supporting top 1 to stretch through the connecting column 8, so that the supporting top 1 is uniformly dispersed, start the first hydraulic rod 5 at the same time, so that the elastic rubber layer 15 of the supporting top 1 is tightly attached to the wall of the mine hole, start the third hydraulic rod 22, make the ground grabbing structure 24 move downwards until the ground grabbing nails 26 all enter the ground, the supporting device is fixed, when the spring 20 is excessively extruded, the pressure sensor 21 is sensed and transmits a signal to the PLC 12, at this moment, the danger alarm 13 gives an alarm, alerting the staff that there may be a danger.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a strutting arrangement that mining coal mine anti-collapse, includes support top (1), support column (4) and support base (6), its characterized in that: an elastic rubber layer (15) is arranged on one side of the supporting top (1), a pressure sensing layer (16) is arranged on one side of the elastic rubber layer (15), a telescopic structural layer (17) is arranged on one side of the pressure sensing layer (16), a supporting framework layer (18) is arranged on one side of the telescopic structural layer (17), a connecting column (8) is fixedly connected on one side of the supporting framework layer (18), an arch-shaped supporting structure (2) is fixedly connected on one side of the connecting column (8), a lighting lamp (14) is fixedly connected on one side of the arch-shaped supporting structure (2), a second hydraulic rod (10) is fixedly connected on one side of the arch-shaped supporting structure (2), a connecting block (9) is fixedly connected at the bottom of the second hydraulic rod (10), following telescopic rods (11) are fixedly connected on two sides of the connecting block (9), and a supporting block (3) is fixedly connected at one end, far away from the connecting block (9), of the following telescopic rod (11), supporting shoe (3) one side fixed connection has danger alarm (13), supporting shoe (3) are kept away from and are supported first hydraulic stem (5) of top (1) one side fixedly connected with, supporting shoe (3) are kept away from and are supported top (1) one side and are equipped with support column (4), first hydraulic stem (5) fixed connection is inside support column (4), support column (4) one side fixedly connected with PLC controller (12), support column (4) bottom fixedly connected with supports base (6), support base (6) inside fixedly connected with electric telescopic handle (7), support base (6) one side fixedly connected with universal wheel.
2. The support device for preventing collapse of the coal mine in mining according to claim 1, wherein: the universal wheel top is equipped with hollow post (23), hollow post (23) inside top fixedly connected with third hydraulic stem (22), ground structure (24) are grabbed to third hydraulic stem (22) terminal fixedly connected with, grab ground structure (24) end and be equipped with and grab ground nail (26), hollow post (23) terminal fixedly connected with rim plate (29), rim plate (29) one side fixedly connected with motor (25), motor (25) one side fixedly connected with headstock (27) and gyro wheel (28).
3. The support device for preventing collapse of the coal mine in mining according to claim 1, wherein: the pressure sensing layer (16) is close to one side of the elastic rubber layer (15) and is fixedly connected with a spring (20), one end, far away from the elastic rubber layer (15), of the spring (20) is fixedly connected with a spring fixing layer (19), and the surface, close to the spring (20), of the spring fixing layer (19) is fixedly connected with a pressure sensor (21).
4. A collapse prevention support device for a coal mine according to claim 3, wherein: the output end of the pressure sensor (21) is electrically connected with the input end of the PLC (12), and the output end of the PLC (12) is electrically connected with the input end of the danger alarm (13).
5. The support device for preventing collapse of the mining coal mine according to claim 2, wherein: the gear wheel is characterized in that an annular groove is formed in the wheel disc (29), a gear is arranged at the tail end of the output end of the motor (25), and the gear at the output end of the motor (25) is meshed with the annular groove in the wheel disc (29).
6. The support device for preventing collapse of the coal mine in mining according to claim 1, wherein: the PLC controller (12) is respectively electrically connected with the first hydraulic rod (5), the electric telescopic rod (7), the second hydraulic rod (10), the illuminating lamp (14), the third hydraulic rod (22) and the motor (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942392.0U CN214221228U (en) | 2020-09-08 | 2020-09-08 | Collapse-preventing supporting device for coal mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942392.0U CN214221228U (en) | 2020-09-08 | 2020-09-08 | Collapse-preventing supporting device for coal mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214221228U true CN214221228U (en) | 2021-09-17 |
Family
ID=77673393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021942392.0U Expired - Fee Related CN214221228U (en) | 2020-09-08 | 2020-09-08 | Collapse-preventing supporting device for coal mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214221228U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163159A (en) * | 2022-09-05 | 2022-10-11 | 中煤第五建设有限公司 | Mining engineering borehole operation cave wall supports safety protection frame |
| CN117386454A (en) * | 2023-11-15 | 2024-01-12 | 山东铁鹰建设工程有限公司 | Tunnel collapse early warning device |
-
2020
- 2020-09-08 CN CN202021942392.0U patent/CN214221228U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115163159A (en) * | 2022-09-05 | 2022-10-11 | 中煤第五建设有限公司 | Mining engineering borehole operation cave wall supports safety protection frame |
| CN117386454A (en) * | 2023-11-15 | 2024-01-12 | 山东铁鹰建设工程有限公司 | Tunnel collapse early warning device |
| CN117386454B (en) * | 2023-11-15 | 2024-03-22 | 山东铁鹰建设工程有限公司 | Tunnel collapse early warning device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214221228U (en) | Collapse-preventing supporting device for coal mining | |
| CN203905991U (en) | Automatic moving type telescopic advance support hydraulic support of mining crawler belt | |
| CN111609209B (en) | Supporting device for pipe jacking construction | |
| CN212642729U (en) | Drilling operation machine with adjustable go up and down with tunnel support function | |
| CN109268039A (en) | A kind of support device of the tunnel construction with monitoring alarm function | |
| CN212154849U (en) | Colliery rescue device that comes to roof in pit | |
| CN206830048U (en) | A kind of underground multifunctional wagon drill | |
| CN205577612U (en) | Dual -purpose rail pole | |
| CN211342984U (en) | Temporary supporting device for coal seam tunneling | |
| CN109577997B (en) | Tunnel excavation engineering is with counter-force shield structure that has stronger stable effect | |
| CN204355996U (en) | Colliery Stage winch New Supporting Equipment of Primary | |
| CN213838639U (en) | Supporting device for coal mine | |
| CN104555777B (en) | Novel supporting device of coal mine consecutive winch | |
| CN213775239U (en) | Anti-toppling device of rotary digging machine | |
| CN214464287U (en) | Coal mine tunneling safety support device | |
| CN213927649U (en) | Beam support for civil engineering construction | |
| CN205969525U (en) | High -order wall punches electric hammer and moves movable support | |
| CN217976274U (en) | Supporting mechanism for coal mining | |
| CN215484900U (en) | Combined supporting pile for civil engineering | |
| CN210919068U (en) | Roadway support device for coal mine roadway excavation | |
| CN214462303U (en) | Outer wall auxiliary protection frame | |
| CN219865066U (en) | Stable support for underground tunneling of coal mine | |
| CN213869911U (en) | Supporting device easy to adjust for coal mine tunneling | |
| CN214035767U (en) | Underground remote control lifesaving vehicle for coal mine | |
| CN212903679U (en) | Mine pressure monitoring device for coal mine support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210917 |