CN211549753U - Safety protection device of coal mining support - Google Patents
Safety protection device of coal mining support Download PDFInfo
- Publication number
- CN211549753U CN211549753U CN202020108140.1U CN202020108140U CN211549753U CN 211549753 U CN211549753 U CN 211549753U CN 202020108140 U CN202020108140 U CN 202020108140U CN 211549753 U CN211549753 U CN 211549753U
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- CN
- China
- Prior art keywords
- support
- guide rail
- chain guide
- toothed chain
- adjusting screw
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- 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
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Abstract
The safety protection device of the coal mining support comprises a support end and an adjusting screw rod, wherein the support end is internally provided with an adjusting end which is adjusted by the adjusting screw rod, the support end is internally provided with an auxiliary support frame, the top end of the support end is provided with an installation groove, a top plate is arranged inside the installation groove, the top end and the bottom end of the support end both comprise installation plates, the adjusting end comprises a hinged seat which is arranged on the installation plate, the hinged seat is connected with a connecting seat through a support plate, the support plate is connected with the connecting seat through a hinged piece, one end of the adjusting screw rod is connected with an output shaft of an external motor, the motor drives the adjusting screw rod to rotate, so that the distance between two transmission nuts is shortened, the distance between the installation plates of the support ends at the top end and the bottom end of the support end is enlarged, meanwhile, the symmetrical structure of the supporting end is convenient for installation.
Description
Technical Field
The utility model belongs to the technical field of protection device, especially, relate to a safety arrangement of coal mining support.
Background
Coal deposits are layered, the distribution range is wide, the reserves are large, the coal is brittle and easy to cut and break, the exploitation is often accompanied by disasters such as water, fire, gas and the like, compared with the exploitation of other mineral reserves, the coal mining technology has different characteristics, the exploitation mode is divided into open-pit exploitation and underground exploitation, and a mechanical method is usually adopted; a small number of hydraulic coal mining; underground gasification of coal is still in the experimental stage. A plurality of coal mining support frame carrying coal mining equipment are arranged in a mine.
When underground mining, need a passageway to be used for the transportation and the current of making a round trip usually, the initial structure that adds the panel through the tree trunk supports the passageway, and the operation of supporting though can be carried out to the simple steel structure frame that adopts now more, but owing to the structure is comparatively simple, not only the phenomenon of empting appears easily, has also had the insecure problem of supporting in addition.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a safety arrangement of coal mining support.
In order to solve the technical problem, the utility model adopts the following technical scheme: the safety protection device of the coal mining support comprises a supporting end and an adjusting screw rod, wherein the adjusting end adjusted through the adjusting screw rod is installed inside the supporting end, an auxiliary supporting frame is further installed inside the supporting end, a mounting groove is formed in the top end of the supporting end, and a top plate is installed inside the mounting groove.
The safety protection device of the coal mining support is characterized in that the top end and the bottom end of the supporting end comprise mounting plates, the adjusting end comprises a hinged seat mounted on the mounting plates, the hinged seat is connected with a connecting seat through a supporting plate, the supporting plate is connected with the connecting seat through an articulated piece, a transmission nut is mounted inside the connecting seat, and the transmission nut is in threaded connection with an adjusting screw rod.
The safety protection device for the coal mining support comprises a gear installed in the middle of an adjusting screw rod, one side of the gear is meshed with a first toothed chain guide rail, a tripod is installed at the top end of the first toothed chain guide rail, and the other side of the gear is meshed with a second toothed chain guide rail.
A safety arrangement of coal mining support, the stand pipe is all installed with the both sides of tooth chain guide rail two to tooth chain guide rail one, the inside sliding connection of stand pipe has lead screw, the mounting panel surface in the below is installed to the inside lead screw bottom of tooth chain guide rail two, the mounting panel bottom in the top is installed on the inside lead screw top of tooth chain guide rail two, sliding mounting has the limiting plate on the lead screw of tooth chain guide rail one below, threaded connection has set nut on the lead screw of limiting plate below, sliding mounting has the clamp plate on the lead screw of tooth chain guide rail two tops, threaded connection has the nut of confinement on the lead screw of clamp plate top.
According to the safety protection device of the coal mining support, the mounting plate below the inner part of the supporting end is fixed through the bolt structure, and the two ends of the adjusting screw rod are provided with the connecting holes.
Adopt above-mentioned technical scheme, the utility model has the advantages of as follows:
1. through the output shaft to adjusting screw's one end and outside motor, the motor drives adjusting screw and rotates, makes the distance between two drive nut shorten from this, makes the distance between the support end mounting panel of supporting end top and bottom expand from this, is convenient for support the passageway of co-altitude not from this, supports the symmetrical structure setting of end simultaneously and also is convenient for install the operation.
2. When adjusting screw rotated, can drive a tooth chain guide rail upward movement, can play the operation of auxiliary stay to the mounting panel on top through the tripod from this, and tooth chain guide rail two downstream this moment, can play the supporting role to adjusting screw from this to the stability of operation has been guaranteed.
3. The both ends of supporting the end are arranged in the both sides of passageway, and the top is connected through the roof, not only can prevent that the inside stone that drops of passageway from pounding the workman, wholly is similar to the setting of door font structure moreover for holistic installation is more firm, and difficult emergence is emptyd.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the side view of the present invention.
Fig. 3 is a schematic view of the supporting structure of the present invention.
Fig. 4 is a schematic view of the structure of the supporting structure of the present invention.
Fig. 5 is a schematic diagram of a half-section structure of the supporting structure of the present invention.
Fig. 6 is a schematic side view of the supporting structure of the present invention.
In the figure: 1 a support end; 2, adjusting the end; 3 adjusting the screw rod; 4, an auxiliary support frame; 5 a top plate; 6, a hinged seat; 7, supporting the plate I; 8 connecting seats; 9 driving the nut; 10, supporting a plate II; 11, mounting a plate; 12 gears; 13 a first toothed chain guide rail; 14, a tripod; 15 a lead screw; 16 a guide tube; 17, limiting plates; 18 a positioning nut; 19 a second toothed chain guide rail; 20, pressing a plate; 21 fastening the nut; 22 mounting the groove.
Detailed Description
The technical solution of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Examples
As shown in FIGS. 1-6, the utility model relates to a safety protection device for a coal mining support, which comprises a support end 1 and an adjusting screw 3, wherein the support end 1 is internally provided with an adjusting end 2 adjusted by the adjusting screw 3, the support end 1 is arranged in a symmetrical structure, the adjusting end 2 is also arranged in a symmetrical structure, the support end 1 is internally provided with an auxiliary support frame 4, the auxiliary support frame 4 mainly supports the adjusting screw 3 and the top end of the support end 1, the top end of the support end 1 is provided with a mounting groove 22, the mounting groove 22 is internally provided with a top plate 5, top plates 5 with different specifications can be selected according to channels with different widths, the top end and the bottom end of the support end 1 both comprise mounting plates 11, the mounting plates 11 are divided into a top plate and a bottom plate, the mounting groove 22 is arranged on the top plate, the adjusting end 2 comprises a hinged seat 6 arranged on the mounting plate 11, the supporting plate 7 is connected with the connecting seat 8 through the hinge piece 10, the hinge seat 6 and the hinge seat 6 are arranged in the same structure, the structural arrangement of mounting a shaft sleeve is mainly used, the transmission nut 9 is arranged inside the connecting seat 8, the transmission nut 9 is in threaded connection with the adjusting screw rod 3, the distance between the two transmission nuts 9 is reduced through the rotation of the adjusting screw rod 3, the height of the supporting end 1 is increased, the auxiliary supporting frame 4 comprises a gear 12 arranged at the middle position of the adjusting screw rod 3, one side of the gear 12 is meshed and connected with a toothed chain guide rail I13, the gear 12 rotates, the toothed chain guide rail I13 is lifted or lowered, a tripod 14 is arranged at the top end of the toothed chain guide rail I13, the tripod 14 is always in contact with the bottom end of the top end mounting plate 11, the tripod 14 is also in contact with the bottom end of the top plate 5, and the other, guide pipes 16 are respectively arranged on two sides of a first toothed chain guide rail 13 and a second toothed chain guide rail 19, guide screws 15 are slidably connected inside the guide pipes 16, so that the first toothed chain guide rail 13 and the second toothed chain guide rail 19 can stably run up and down, the bottom ends of the guide screws 15 inside the first toothed chain guide rail 13 are arranged on the surface of a lower mounting plate 11, the top ends of the guide screws 15 inside the second toothed chain guide rail 19 are arranged at the bottom ends of the upper mounting plate 11, a limiting plate 17 is slidably arranged on the guide screws 15 below the first toothed chain guide rail 13, a positioning nut 18 is in threaded connection with the guide screws 15 below the limiting plate 17, a pressing plate 20 is slidably arranged on the guide screws 15 above the second toothed chain guide rail 19, locking nuts 21 are in threaded connection with the guide screws 15 above the pressing plate 20, the mounting plate 11 below the inside the supporting end 1 is fixed through bolt structures, and connecting holes, the connecting hole arranged at the top end of the adjusting screw rod 3 can be connected with an external motor, so that the adjusting screw rod 3 can be driven to rotate conveniently.
The utility model discloses a working process does: the supporting ends 1 are arranged at the two ends of the channel, then the supporting ends 1 with corresponding specifications are selected to be arranged on the mounting plate 11 at the top end, then the fixing is carried out through a bolt structure, the motor is connected with the adjusting screw rod 3, the motor drives the adjusting screw rod 3 to rotate, thereby the distance between the two transmission nuts 9 is shortened, so that the height of the supporting end 1 becomes high for supporting operation, and the toothed chain guide rail 13 is lifted under the action of the gear 12, so that the top end of the tripod 14 is always in contact with the bottom end of the mounting plate 11 above the support end 1, and the second toothed chain guide rail 19 descends under the action of the gear 12, so that the bottom end of the second toothed chain guide rail 19 is always in surface contact with the mounting plate 11 below the support end 1, finally, the position of the limiting plate 17 is fixed through the positioning nut 18, and the position of the pressing plate 20 is fixed through the fastening nut 21, so that the mounting is completed.
The utility model discloses: through the output shaft to adjusting screw's one end and outside motor, the motor drives adjusting screw and rotates, makes the distance between two drive nut shorten from this, makes the distance between the support end mounting panel of supporting end top and bottom expand from this, is convenient for support the passageway of co-altitude not from this, supports the symmetrical structure setting of end simultaneously and also is convenient for install the operation. When adjusting screw rotated, can drive a tooth chain guide rail upward movement, can play the operation of auxiliary stay to the mounting panel on top through the tripod from this, and tooth chain guide rail two downstream this moment, can play the supporting role to adjusting screw from this to the stability of operation has been guaranteed. The both ends of supporting the end are arranged in the both sides of passageway, and the top is connected through the roof, not only can prevent that the inside stone that drops of passageway from pounding the workman, wholly is similar to the setting of door font structure moreover for holistic installation is more firm, and difficult emergence is emptyd.
Claims (5)
1. The utility model provides a safety arrangement of coal mining support, includes support end (1) and adjusting screw (3), its characterized in that: the adjustable support is characterized in that an adjusting end (2) adjusted through an adjusting screw rod (3) is arranged inside the supporting end (1), an auxiliary support frame (4) is further arranged inside the supporting end (1), a mounting groove (22) is formed in the top end of the supporting end (1), and a top plate (5) is arranged inside the mounting groove (22).
2. A coal mining support safety shield apparatus according to claim 1, wherein: the top and the bottom of support end (1) all include mounting panel (11), adjust end (2) including installing articulated seat (6) on mounting panel (11), articulated seat (6) are connected with connecting seat (8) through backup pad (7), be connected through articulated elements (10) between backup pad (7) and connecting seat (8), the internally mounted of connecting seat (8) has drive nut (9), drive nut (9) and adjusting screw (3) threaded connection.
3. A coal mining support safety shield apparatus according to claim 1, wherein: auxiliary stay frame (4) are including installing gear (12) in adjusting screw (3) intermediate position department, one side meshing of gear (12) is connected with toothed chain guide rail (13), tripod (14) are installed on the top of toothed chain guide rail (13), the opposite side meshing of gear (12) is connected with toothed chain guide rail two (19).
4. A coal mining support safety shield apparatus according to claim 3, wherein: guide pipes (16) are arranged on two sides of the first toothed chain guide rail (13) and the second toothed chain guide rail (19), a guide screw rod (15) is connected inside the guide pipe (16) in a sliding way, the bottom end of the guide screw rod (15) inside the first toothed chain guide rail (13) is arranged on the surface of the lower mounting plate (11), the top end of a guide screw rod (15) in the second toothed chain guide rail (19) is arranged at the bottom end of the upper mounting plate (11), a limit plate (17) is arranged on a guide screw (15) below the toothed chain guide rail I (13) in a sliding way, a positioning nut (18) is connected with the guide screw (15) below the limiting plate (17) in a threaded manner, a pressing plate (20) is arranged on the guide screw (15) above the second toothed chain guide rail (19) in a sliding way, a fastening nut (21) is connected with the upper thread of the guide screw (15) above the pressing plate (20).
5. A coal mining support safety shield apparatus according to claim 1, wherein: the mounting plate (11) below the inner part of the support end (1) is fixed through a bolt structure, and connecting holes are formed in the two ends of the adjusting screw rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020108140.1U CN211549753U (en) | 2020-01-17 | 2020-01-17 | Safety protection device of coal mining support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020108140.1U CN211549753U (en) | 2020-01-17 | 2020-01-17 | Safety protection device of coal mining support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211549753U true CN211549753U (en) | 2020-09-22 |
Family
ID=72492667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020108140.1U Expired - Fee Related CN211549753U (en) | 2020-01-17 | 2020-01-17 | Safety protection device of coal mining support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211549753U (en) |
-
2020
- 2020-01-17 CN CN202020108140.1U patent/CN211549753U/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: 20200922 Termination date: 20220117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |