CN210509250U - Supporting device for coal mining - Google Patents
Supporting device for coal mining Download PDFInfo
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- CN210509250U CN210509250U CN201921637160.1U CN201921637160U CN210509250U CN 210509250 U CN210509250 U CN 210509250U CN 201921637160 U CN201921637160 U CN 201921637160U CN 210509250 U CN210509250 U CN 210509250U
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- supporting
- base
- screw rod
- coal mining
- frame
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Abstract
A supporting device for coal mining is provided, wherein a base is provided with a plurality of groups of lifting driving devices for driving a supporting top plate to move up and down; a pressure sensor for sensing the supporting pressure is arranged on the supporting top plate; the alarm is arranged at the lower end of the supporting top plate, the supporting legs are arranged at the lower end of the base, and the lower ends of the supporting legs are provided with supporting bottom plates for improving the supporting stability; the support frame is arranged on the base, and a threaded hole matched with the screw rod is formed in the support frame; the upper end of the screw rod is connected with the turntable, and the lower end of the screw rod penetrates through the base in a sliding manner to be rotatably connected with the connecting block; the connecting block is arranged on the annular connecting frame; the lower end of the annular connecting frame is provided with at least two groups of trundles which facilitate the movement of the device; the guide rods are arranged on the annular connecting frame, the guide rods are arranged in two groups and symmetrically distributed by taking the screw rod as a center, and the upper ends of the guide rods slidably penetrate through the base to be connected with limiting plates. The utility model discloses strut effectually, it is convenient to device moving state and steady state's switching.
Description
Technical Field
The utility model relates to a coal mining device field especially relates to a supporting device for coal mining.
Background
Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. Coal is the most predominant solid fuel, one of the flammable organic rocks. It is formed by that the flourishing plants grown in a certain geologic age are gradually piled up into a thick layer in a proper geologic environment, and are buried in the water bottom or silt, and then are subjected to the natural coalification action in a long geologic age. Therefore, the support of the support cannot be separated in coal mining, the support used in traditional coal mining is mostly formed by fixedly building wood or steel, the support device cannot be moved and reused, and great cost waste is caused; and the supporting device that can remove stability is relatively poor when supporting, influences and struts the effect.
In order to solve the problems, the application provides a supporting device for coal mining.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a supporting device for coal mining protects effectually, and is convenient to device moving state and steady state's switching.
(II) technical scheme
The utility model provides a supporting device for coal mining, which comprises a base, a supporting top plate, an alarm, a controller, supporting legs, a supporting frame, a screw rod, a turntable, an annular connecting frame, a connecting block and a guide rod;
a plurality of groups of lifting driving devices for driving the supporting top plate to move up and down are arranged on the base; the supporting top plate is provided with a pressure sensor for sensing supporting pressure; the alarm is arranged at the lower end of the supporting top plate and is connected with the pressure sensor; the controller is arranged on the base; the supporting legs are arranged at the lower end of the base, a plurality of groups of supporting legs are arranged, and a supporting bottom plate for improving the supporting stability is arranged at the lower end of each supporting leg; the support frame is arranged on the base, and a threaded hole matched with the screw rod is formed in the support frame; the screw rod is in threaded connection with the support frame, the upper end of the screw rod is connected with the turntable, and the lower end of the screw rod penetrates through the base in a sliding manner to be connected with the connecting block in a rotating manner; the connecting block is arranged on the annular connecting frame; the lower end of the annular connecting frame is provided with at least two groups of trundles convenient for the device to move; the guide rod sets up on the annular link, the guide rod be provided with two sets ofly and with the screw rod is central symmetry and distributes, the guide rod upper end slides and passes the base is connected with the limiting plate.
Preferably, the caster is provided with a connecting plate; four groups of connecting rods are arranged on the connecting plate; the upper end of the connecting rod penetrates through the bottom of the annular connecting frame in a sliding mode, a limiting nut is connected to the bottom of the annular connecting frame, a damping spring is sleeved on the periphery of the connecting rod, and two ends of the damping spring are connected to the annular connecting frame and the connecting plate respectively.
Preferably, the caster wheel is a universal wheel with a wheel brake.
Preferably, the lower end of the supporting bottom plate is provided with a plurality of groups of fixing sharp teeth for improving the stability of the device.
Preferably, the support frame is provided with a reinforcing sleeve, and the reinforcing sleeve is in threaded connection with the screw rod.
Preferably, the alarm is a buzzer audible and visual alarm.
Preferably, the turntable is connected with a rotating handle convenient for the rotation of the turntable, and the turntable is provided with a containing groove used for containing the rotating handle.
The above technical scheme of the utility model has following profitable technological effect: the screw rod is driven to rotate by rotating the turntable, the screw rod drives the annular connecting frame to move downwards, the guide rod plays a role in limiting and guiding the movement of the annular connecting frame, when the caster moves downwards to enable the supporting bottom plate to be suspended, the device is moved through the caster, when the device moves to a place needing to be supported, the turntable is rotated to enable the caster to move upwards to be suspended, the supporting bottom plate is enabled to be in contact with the ground, and the stability of the device in an effective supporting state is achieved; the lifting driving device is controlled by the controller to ascend to support the mine hole, the pressure sensor senses supporting pressure, and the alarm is started to give an alarm to workers when the pressure exceeds a set value so as to remind the workers to evacuate timely. The utility model discloses strut effectually, it is convenient to device moving state and steady state's switching.
Drawings
Fig. 1 is the utility model provides a supporting device for coal mining under moving state's schematic structure diagram.
Fig. 2 is the utility model provides a supporting device for coal mining under the user state's schematic structure.
Fig. 3 is the utility model provides a base among supporting device for coal mining looks sideways at the schematic structure.
Fig. 4 is the utility model provides a schematic structural diagram of annular link among supporting device for coal mining.
Reference numerals: 1. a base; 2. a lift drive; 3. supporting a top plate; 4. a pressure sensor; 5. an alarm; 6. a controller; 7. supporting legs; 8. a support base plate; 9. fixing sharp teeth; 10. a support frame; 11. a reinforcing sleeve; 12. a screw; 13. a turntable; 14. rotating the handle; 15. an annular connecting frame; 16. connecting blocks; 17. a guide bar; 18. a limiting plate; 19. a connecting plate; 20. a caster wheel; 21. a connecting rod; 22. a limit nut; 23. a shock absorbing spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the supporting device for coal mining provided by the utility model comprises a base 1, a supporting top plate 3, an alarm 5, a controller 6, supporting legs 7, a supporting frame 10, a screw 12, a rotary table 13, an annular connecting frame 15, a connecting block 16 and a guide rod 17;
a plurality of groups of lifting driving devices 2 for driving the supporting top plate 3 to move up and down are arranged on the base 1; the supporting top plate 3 is provided with a pressure sensor 4 for sensing supporting pressure; the alarm 5 is arranged at the lower end of the supporting top plate 3, and the alarm 5 is connected with the pressure sensor 4; the controller 6 is arranged on the base 1; the supporting legs 7 are arranged at the lower end of the base 1, a plurality of groups of supporting legs 7 are arranged, and a supporting bottom plate 8 for improving the supporting stability is arranged at the lower end of each supporting leg 7; the supporting frame 10 is arranged on the base 1, and a threaded hole matched with the screw 12 is formed in the supporting frame 10; the screw 12 is in threaded connection with the support frame 10, the upper end of the screw 12 is connected with the rotary table 13, and the lower end of the screw slides through the base 1 and is in rotary connection with the connecting block 16; the connecting block 16 is arranged on the annular connecting frame 15; the lower end of the annular connecting frame 15 is provided with at least two groups of casters 20 which facilitate the movement of the device; the guide rod 17 is arranged on the annular connecting frame 15, the guide rod 17 is provided with two groups and takes the screw 12 as central symmetrical distribution, and the upper end of the guide rod 17 slides to penetrate through the base 1 and is connected with a limiting plate 18.
In the utility model, the screw 12 is driven to rotate by rotating the turntable 13, the annular connecting frame 15 is driven to move downwards by the screw 12, the guide rod 17 plays a role of limiting and guiding the movement of the annular connecting frame 15, when the supporting bottom plate 8 is suspended by the downward movement of the caster 20, the device is moved by the caster 20, when the device is moved to a place needing to be supported, the turntable 13 is rotated to enable the caster 20 to move upwards to be suspended, so that the supporting bottom plate 8 is contacted with the ground, and the stability of the device is effectively supported; the controller 6 controls the lifting driving device 2 to ascend to support a mine hole, the pressure sensor 4 senses supporting pressure, and the alarm 5 is started to give an alarm to workers when the pressure exceeds a set value so as to remind the workers to evacuate in time. The utility model discloses strut effectually, it is convenient to device moving state and steady state's switching.
In an alternative embodiment, the caster 20 is provided with a connecting plate 19; four groups of connecting rods 21 are arranged on the connecting plate 19; the upper end of the connecting rod 21 slides to penetrate through the bottom of the annular connecting frame 15, a limiting nut 22 is connected to the bottom of the connecting rod 21, a damping spring 23 is sleeved on the periphery of the connecting rod 21, and two ends of the damping spring 23 are connected to the annular connecting frame 15 and the connecting plate 19 respectively.
It should be noted that the caster 20 is connected with the annular connecting frame 15 through the connecting rod 21 and the damping spring 23, so that the influence of vibration of the device when the device moves in a mining area is effectively reduced, the stability of the structure and parts of the device is ensured, and the protection effect of the device is effectively improved.
In an alternative embodiment, the caster wheel 20 is a universal wheel with a wheel brake.
It should be noted that the supporting device is conveniently moved by the arrangement of the caster wheels 20, the arrangement of the universal wheels makes the device more convenient to move due to the complex terrain of the mining area, and meanwhile, the arrangement of the wheel brakes effectively prevents the device from falling off when the device moves on a steep slope.
In an alternative embodiment, the lower end of the support base plate 8 is provided with a plurality of sets of fixing tines 9 that improve the stability of the device.
It should be noted that, when the device is stably supported, the supporting bottom plate 8 is in contact with the ground, and the supporting device is effectively improved in stability in a supporting state by inserting the fixing sharp teeth 9 into the ground.
In an alternative embodiment, the supporting frame 10 is provided with a reinforcing sleeve 11, and the reinforcing sleeve 11 is in threaded connection with the screw 12.
It should be noted that the caster 20 is driven to move up and down through the thread transmission of the screw 12, so as to facilitate the switching between the moving state and the stable state of the device, and the threaded connection length of the screw 12 is increased by arranging the reinforcing sleeve 11, thereby effectively playing a role in reinforcing and protecting the screw 12.
In an alternative embodiment, the alarm 5 is a buzzer audible and visual alarm.
It should be noted that the pressure sensor 4 detects the supporting pressure, the alarm 5 is started to give an alarm to the working personnel when the pressure exceeds a set value, the buzzer audible and visual alarm can give out sound and light double alarms simultaneously, and the warning effect is better.
In an alternative embodiment, a rotation handle 14 is connected to the rotation disc 13 for facilitating rotation of the rotation disc 13, and a receiving groove for receiving the rotation handle 14 is formed in the rotation disc 13.
It should be noted that the screw 12 is driven to rotate by rotating the rotary table 13, so that the lifting control of the caster 20 is realized, the caster 20 moves downwards when the device needs to move, the device is convenient to move, and when the device performs a supporting function, the caster 20 is driven to move upwards to enable the supporting bottom plate 8 to land, so that the supporting stability is effectively ensured; the provision of the turning handle 14 enhances the turning effect on the turn table 13.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. A supporting device for coal mining is characterized by comprising a base (1), a supporting top plate (3), an alarm (5), a controller (6), supporting legs (7), a supporting frame (10), a screw rod (12), a rotary table (13), an annular connecting frame (15), a connecting block (16) and a guide rod (17);
a plurality of groups of lifting driving devices (2) for driving the supporting top plate (3) to move up and down are arranged on the base (1); a pressure sensor (4) for sensing supporting pressure is arranged on the supporting top plate (3); the alarm (5) is arranged at the lower end of the supporting top plate (3), and the alarm (5) is connected with the pressure sensor (4); the controller (6) is arranged on the base (1); the supporting legs (7) are arranged at the lower end of the base (1), a plurality of groups of supporting legs (7) are arranged, and a supporting bottom plate (8) used for improving the supporting stability is arranged at the lower end of each supporting leg (7); the support frame (10) is arranged on the base (1), and a threaded hole matched with the screw rod (12) is formed in the support frame (10); the screw rod (12) is in threaded connection with the support frame (10), the upper end of the screw rod (12) is connected with the rotary table (13), and the lower end of the screw rod (12) penetrates through the base (1) in a sliding mode to be connected with the connecting block (16) in a rotating mode; the connecting block (16) is arranged on the annular connecting frame (15); the lower end of the annular connecting frame (15) is provided with at least two groups of caster wheels (20) which facilitate the movement of the device; guide bar (17) set up on annular link (15), guide bar (17) be provided with two sets ofly and with screw rod (12) are central symmetry and distribute, slide in guide bar (17) upper end passes base (1) is connected with limiting plate (18).
2. A coal mining support device according to claim 1, wherein the caster (20) is provided with a connecting plate (19); four groups of connecting rods (21) are arranged on the connecting plate (19); connecting rod (21) upper end slides and passes annular link (15) bottom is connected with stop nut (22), connecting rod (21) periphery cover is equipped with damping spring (23), damping spring (23) both ends are connected respectively annular link (15) with on connecting plate (19).
3. A coal mining support device according to claim 1, wherein the caster wheels (20) are caster wheels with wheel brakes.
4. A support device for coal mining according to claim 1, characterised in that the lower end of the support floor (8) is provided with a plurality of sets of fixing tines (9) which improve the stability of the device.
5. A support device for coal mining according to claim 1, wherein a reinforcing sleeve (11) is provided on the support frame (10), and the reinforcing sleeve (11) is in threaded connection with the screw (12).
6. A coal mining support device according to claim 1, wherein the alarm (5) is a buzzer audible and visual alarm.
7. The support device for coal mining according to claim 1, wherein a rotating handle (14) facilitating rotation of the rotating disc (13) is connected to the rotating disc (13), and a receiving groove for receiving the rotating handle (14) is formed in the rotating disc (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921637160.1U CN210509250U (en) | 2019-09-27 | 2019-09-27 | Supporting device for coal mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921637160.1U CN210509250U (en) | 2019-09-27 | 2019-09-27 | Supporting device for coal mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210509250U true CN210509250U (en) | 2020-05-12 |
Family
ID=70572193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921637160.1U Expired - Fee Related CN210509250U (en) | 2019-09-27 | 2019-09-27 | Supporting device for coal mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210509250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376945A (en) * | 2020-11-12 | 2021-02-19 | 浙江毕姆项目管理有限公司 | Shear wall formwork supporting structure and construction method |
-
2019
- 2019-09-27 CN CN201921637160.1U patent/CN210509250U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376945A (en) * | 2020-11-12 | 2021-02-19 | 浙江毕姆项目管理有限公司 | Shear wall formwork supporting structure and construction method |
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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: 20200512 Termination date: 20210927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |