CN211081919U - Supporting device for coal mine tunneling - Google Patents
Supporting device for coal mine tunneling Download PDFInfo
- Publication number
- CN211081919U CN211081919U CN201920954706.XU CN201920954706U CN211081919U CN 211081919 U CN211081919 U CN 211081919U CN 201920954706 U CN201920954706 U CN 201920954706U CN 211081919 U CN211081919 U CN 211081919U
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- China
- Prior art keywords
- base
- coal mine
- hole
- stop device
- pillars
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- Expired - Fee Related
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- 239000003245 coal Substances 0.000 title claims abstract description 23
- 230000005641 tunneling Effects 0.000 title description 10
- 238000009412 basement excavation Methods 0.000 claims description 12
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a coal mine tunnelling is with strutting arrangement, including preceding base and back base, the anterior movable mounting of preceding base lower extreme has two universal wheels, two anterior pillars of the anterior fixed connection of preceding base upper end, and the pillar sub-unit connection has a right stop device before the right side, be connected with an extension board between preceding base and the back base, back base lower extreme rear portion movable mounting has two universal wheels, two back pillars of back base upper end rear portion fixedly connected with, and two firm poles of fixedly connected with between two back pillars, left side back pillar sub-unit connection has a left stop device, equal fixed mounting has a diaphragm on preceding pillar and the back pillar, and is connected with a movable support device jointly on the diaphragm. A colliery is supporting device for tunnelling, through setting up movable strutting arrangement and extension board, can adapt to the colliery tunnelling ore road of obstructed width, simple structure is firm, the flexibility is strong, the security performance is high.
Description
Technical Field
The utility model relates to a colliery tunnelling equipment field, in particular to colliery is tunneled and is used supporting device.
Background
The coal mine tunneling work is work with certain danger, in the working process, a supporting device is required to be used for preventing objects from falling to cause injury to workers, in the existing supporting device, due to the fact that the supporting device is of a fixed structure, coal mine tunneling channels with different width size ranges can only be divided into large-sized supporting devices and small-sized supporting devices to be used correspondingly, the supporting device can not be adapted to coal mine tunneling channels with different size ranges, the limitation of the supporting device for coal mine tunneling is caused, the supporting device for coal mine tunneling needs higher stability, and therefore the novel supporting device for coal mine tunneling is provided.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide a colliery is supporting device for tunnelling, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a colliery is supporting device for tunnelling, includes preceding base and back base, the anterior movable mounting of preceding base lower extreme has two universal wheels, two anterior front pillars of anterior fixed connection in preceding base upper end, and the front pillar sub-unit connection has a right stop device before the right side, be connected with an extension board between preceding base and the back base, back base lower extreme rear portion movable mounting has two universal wheels, two back pillars of back base upper end rear portion fixedly connected with, and two firm poles of fixedly connected with between two back pillars, left side back pillar sub-unit connection has a left stop device, equal fixed mounting has a diaphragm on front pillar and the back pillar, and is connected with a movable support device jointly on the diaphragm.
Preferably, the movable supporting device comprises a front supporting plate, a rear supporting plate, a connecting shaft and connecting nuts, the number of the connecting nuts is two, the front supporting plate and the rear supporting plate are movably connected through connecting shaft hinges, the connecting nuts are fixedly arranged at two ends of the connecting shaft, and one ends of the front supporting plate and the rear supporting plate are respectively fixed at the upper ends of the two groups of transverse plates.
Preferably, the opposite surfaces of the front base and the rear base are respectively provided with a movable groove, the front part and the rear part of the extension plate are respectively positioned in the movable grooves, the opposite angles of the left part of the upper end of the front base and the right part of the upper end of the rear base are respectively provided with a second through hole, the opposite angles of the right part of the upper end of the front base and the left part of the upper end of the rear base are respectively provided with a first through hole, and the opposite angles of the upper end of the extension plate are provided with two first positioning holes and two second positioning holes.
Preferably, the first through hole and the first positioning hole correspond to each other in position and size, and the second through hole and the second positioning hole correspond to each other in position and size.
Preferably, left stop device comprises connecting block, connecting plate and gag lever post, the connecting plate welding is at the connecting block front end, the gag lever post alternates to be connected at the connecting plate front portion, left stop device passes through the connecting block and is together fixed with the back pillar, and right stop device is unanimous with left stop device structure, and the connected mode of right stop device and front strut is the same with the connected mode of left stop device and back pillar.
Preferably, the limiting rod on the right limiting device penetrates through the first through hole on the front base and connects the front part of the extension plate with the front base through the corresponding first positioning hole, and the limiting rod on the left limiting device penetrates through the first through hole on the rear base and connects the rear part of the extension plate with the rear base through the corresponding first positioning hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in, through set up two fore-props and two back pillars on whole device, and the back pillar is firm through two horizontal poles, the rethread utilizes on the fore-prop to fix whole strutting arrangement with utilizing left stop device on back pillar, thereby make whole strutting arrangement more firm at the in-process that uses, the security is improved, and be connected between base and back base and the extension board before through, the gag lever post that utilizes on left stop device and the right stop device can change the extension board and around the connection distance between the base, thereby make whole strutting arrangement can change the use width that the difference adapts to different colliery and tunnel the use, the flexibility is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of a supporting device for coal mine excavation according to the present invention;
fig. 2 is a schematic view of the overall structure of the movable support device of the support device for coal mine excavation according to the present invention;
fig. 3 is a schematic view of the overall structure of the left limiting device of the supporting device for coal mine excavation of the utility model;
fig. 4 is the utility model relates to a connection schematic diagram of the extension plate of supporting device for coal mine excavation.
In the figure: 1. a front base; 2. a rear base; 3. an extension plate; 4. a universal wheel; 5. a left stop device; 6. a right limiting device; 7. punching a hole I; 8. punching a hole II; 9. a movable support device; 10. a transverse plate; 11. a stabilizing rod; 12. a rear pillar; 13. a movable groove; 14. a front pillar; 51. connecting blocks; 52. a connecting plate; 53. a limiting rod; 71. a first positioning hole; 81. a second positioning hole; 91. a front support plate; 92. a rear support plate; 93. a connecting shaft; 94. and connecting a nut.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, a supporting device for coal mine tunneling comprises a front base 1 and a rear base 2, two universal wheels 4 are movably mounted at the front part of the lower end of the front base 1, two front pillars 14 are fixedly connected at the front part of the upper end of the front base 1, a right limiting device 6 is connected at the lower part of the front pillar 14 at the right side, an extension plate 3 is connected between the front base 1 and the rear base 2, two universal wheels 4 are movably mounted at the rear part of the lower end of the rear base 2, the universal wheels 4 facilitate the movement of the whole supporting device, two rear pillars 12 are fixedly connected at the rear part of the upper end of the rear base 2, two stabilizing rods 11 are fixedly connected between the two rear pillars 12, a left limiting device 5 is connected at the lower part of the rear pillar 12 at the left side, two stabilizing rods 11 are fixedly connected between the rear pillars 12 to play a role in enhancing the stability of the supporting device, a transverse, and the upper ends of the transverse plates 10 are connected with a movable supporting device 9 together.
The movable supporting device 9 consists of a front supporting plate 91, a rear supporting plate 92, a connecting shaft 93 and connecting nuts 94, the number of the connecting nuts 94 is two, the front supporting plate 91 and the rear supporting plate 92 are movably connected through hinges of the connecting shaft 93, the angle of the movable supporting device 9 can be changed along with the movable supporting device in the adjusting process of the extending plate 3, the connecting nuts 94 are fixedly arranged at two ends of the connecting shaft 93, and one ends of the front supporting plate 91 and the rear supporting plate 92 are respectively fixed at the upper ends of the two groups of transverse plates 10; the opposite surfaces of the front base 1 and the rear base 2 are respectively provided with a movable groove 13, the front part and the rear part of the extension plate 3 are respectively positioned in the movable grooves 13, the opposite angles of the left part of the upper end of the front base 1 and the right part of the upper end of the rear base 2 are respectively provided with a second through hole 8, the opposite angles of the right part of the upper end of the front base 1 and the left part of the upper end of the rear base 2 are respectively provided with a first through hole 7, and the opposite angles of the upper end of the extension plate 3 are provided with two first positioning holes 71 and two second positioning holes 81; the positions of the first through hole 7 and the first positioning hole 71 correspond to the sizes, and the positions of the second through hole 8 and the second positioning hole 81 correspond to the sizes; the left limiting device 5 consists of a connecting block 51, a connecting plate 52 and a limiting rod 53, the connecting plate 52 is welded at the front end of the connecting block 51, the limiting rod 53 is connected to the front part of the connecting plate 52 in an inserting manner, the left limiting device 5 is fixed with the rear support 12 through the connecting block 51, the right limiting device 6 and the left limiting device 5 are consistent in structure, the connecting mode of the right limiting device 6 and the front support 14 is the same as that of the left limiting device 5 and the rear support 12, and the left limiting device 5 and the right limiting device 6 can realize the fixation after the width of the whole device is adjusted; the limiting rod 53 on the right limiting device 6 penetrates through the first through hole 7 on the front base 1 and connects the front part of the extension plate 3 with the front base 1 through the corresponding first positioning hole 71, and the limiting rod 53 on the left limiting device 5 penetrates through the first through hole 7 on the rear base 2 and connects the rear part of the extension plate 3 with the rear base 2 through the corresponding first positioning hole 71.
It should be noted that the utility model relates to a supporting device for coal mine excavation, the movement of the whole supporting device can be facilitated by arranging universal wheels 4, the stability of the whole supporting device can be enhanced by the stabilizing rod 11 fixedly connected with the support of the rear support 12, in the using process, when the coal mine excavation channel is wider, the extending plate 3, the front base 1 and the rear base 2 can be fixed together by respectively passing the limiting rods 53 on the left limiting device 5 and the right limiting device 6 through one perforation 7 and connecting the limiting rods into two one positioning holes 71 through screw threads, so as to adapt to the wider channel, meanwhile, the available space of the grid supporting device can be increased, the operation is facilitated, when the coal mine excavation channel is smaller, the limiting rods 53 are upwards rotated and loosened, the front base 1 and the rear base 2 are combined towards the middle, the extending plate 3 is hidden through the movable groove 13, the limiting rod 53 on the rotary left limiting device 5 penetrates through the second through hole 8 on the front base 1 and is in threaded connection with the second positioning hole 81, the limiting rod 53 on the rotary right limiting device 6 penetrates through the second through hole 8 on the rear base 2 and is in threaded connection with the second positioning hole 81, the front base 1 and the rear base 2 are combined together, in the combining process, the front supporting plate 91 and the rear supporting plate 92 on the movable supporting device 9 can change angles on the connecting shaft 93 to adapt to the combination of the front base 1 and the rear base 2, the width of the whole supporting device is reduced to adapt to the use of a narrow channel, and the whole device is simple in structure, high in adaptability and beneficial to the use in coal mine tunneling work.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a colliery is supporting device for tunnelling, includes preceding base (1) and back base (2), its characterized in that: two universal wheels (4) are movably arranged at the front part of the lower end of the front base (1), two front pillars (14) are fixedly connected at the front part of the upper end of the front base (1), and the lower part of the front pillar (14) at the right side is connected with a right limiting device (6), an extension plate (3) is connected between the front base (1) and the rear base (2), two universal wheels (4) are movably arranged at the rear part of the lower end of the rear base (2), the rear part of the upper end of the rear base (2) is fixedly connected with two rear pillars (12), two stabilizing rods (11) are fixedly connected between the two rear pillars (12), the lower part of the rear pillar (12) at the left side is connected with a left limiting device (5), the upper ends of the front supporting columns (14) and the rear supporting columns (12) are fixedly provided with a transverse plate (10), and the upper ends of the transverse plates (10) are connected with a movable supporting device (9) together.
2. A support device for coal mine excavation according to claim 1, characterized in that: activity strutting arrangement (9) comprise preceding backup pad (91), back backup pad (92), connecting axle (93) and connecting nut (94), connecting nut (94) are provided with two, preceding backup pad (91) and back backup pad (92) are through connecting axle (93) hinge swing joint, and connecting nut (94) fixed mounting at connecting axle (93) both ends, the one end of preceding backup pad (91) and back backup pad (92) is fixed respectively in two sets of diaphragm (10) upper ends.
3. A support device for coal mine excavation according to claim 1, characterized in that: preceding base (1) and back base (2) all open on the opposite face have a movable groove (13), the front portion of extension board (3) is located movable groove (13) respectively with the back, preceding base (1) upper end left part and back base (2) upper end right part diagonal angle are respectively opened and are had a No. two to perforate (8), preceding base (1) upper end right part and back base (2) upper end left part diagonal angle are respectively opened and are had a perforation (7), extension board (3) upper end diagonal angle is opened and is had two locating holes (71) and two No. two locating holes (81).
4. A support device for coal mine excavation according to claim 3, characterized in that: the positions of the first through hole (7) and the first positioning hole (71) correspond to the sizes, and the positions of the second through hole (8) and the second positioning hole (81) correspond to the sizes.
5. A support device for coal mine excavation according to claim 1, characterized in that: left side stop device (5) comprises connecting block (51), connecting plate (52) and gag lever post (53), connecting plate (52) welding is in connecting block (51) front end, gag lever post (53) alternate and connect in connecting plate (52) front portion, left side stop device (5) are together fixed through connecting block (51) and rear prop (12), and right stop device (6) are unanimous with left stop device (5) structure, and the connected mode of right stop device (6) and front prop (14) is the same with the connected mode of left stop device (5) and rear prop (12).
6. A support device for coal mine excavation according to any one of claims 1 to 5, wherein: the limiting rod (53) on the right limiting device (6) penetrates through the first through hole (7) on the front base (1) and connects the front part of the extension plate (3) with the front base (1) through the corresponding first positioning hole (71), and the limiting rod (53) on the left limiting device (5) penetrates through the first through hole (7) on the rear base (2) and connects the rear part of the extension plate (3) with the rear base (2) through the corresponding first positioning hole (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954706.XU CN211081919U (en) | 2019-06-24 | 2019-06-24 | Supporting device for coal mine tunneling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954706.XU CN211081919U (en) | 2019-06-24 | 2019-06-24 | Supporting device for coal mine tunneling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211081919U true CN211081919U (en) | 2020-07-24 |
Family
ID=71642504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920954706.XU Expired - Fee Related CN211081919U (en) | 2019-06-24 | 2019-06-24 | Supporting device for coal mine tunneling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211081919U (en) |
-
2019
- 2019-06-24 CN CN201920954706.XU patent/CN211081919U/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: 20200724 |