CN217327369U - Novel coal mine tunneling roadway crawler self-moving type temporary support equipment - Google Patents
Novel coal mine tunneling roadway crawler self-moving type temporary support equipment Download PDFInfo
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- CN217327369U CN217327369U CN202221290250.XU CN202221290250U CN217327369U CN 217327369 U CN217327369 U CN 217327369U CN 202221290250 U CN202221290250 U CN 202221290250U CN 217327369 U CN217327369 U CN 217327369U
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- bearing frame
- temporary support
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Abstract
The utility model provides a novel coal mine tunneling roadway crawler self-moving type temporary support device, which comprises two pairs of crawler traveling mechanisms which are correspondingly arranged, wherein a base bearing frame is fixedly arranged above the two pairs of crawler traveling mechanisms, the temporary support device also comprises a support assembly, bottom plate supporting oil cylinders are arranged at the bottoms of the two ends of the base bearing frame, four groups of lifting components are arranged at the top of the base bearing frame, and the support assembly is arranged at the top of the base bearing frame through the lifting components; the supporting oil cylinder is arranged in the utility model, which can better adapt to the condition of complex and uneven roof in the well, and can completely support the roof of the heading face, and the crawler-type advancing mechanism and the synchronous belt type supporting mechanism are used, thereby avoiding the repeated support of the tunnel, reducing the fracture of the roof, and simultaneously the synchronous belt mechanism can be used as a guiding mechanism, and can perform better temporary support to the tunnel going up and down the hill; the tunneller can put the heart down at the support and work safely, and the occurrence of accidents is reduced.
Description
Technical Field
The utility model relates to a support technical field specifically is a novel colliery is tunneled track self-propelled temporary support and is equipped.
Background
According to relevant data statistics, roof accidents are main accident types influencing the safety and the efficiency of coal mine production and mining, account for 80% of all accident types, wherein a tunneling working face is a main place where a roof is generated, although various temporary support equipment is invented, various defects exist, for example, some walking type temporary supports repeatedly support the roof due to advancing to cause roof breakage, and the support equipment is difficult to adapt to the working conditions of complex roadways.
SUMMERY OF THE UTILITY MODEL
Not enough to the technique that above-mentioned exists, the utility model provides a novel colliery tunnelling tunnel track is from moving formula temporary support equipment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel self-moving type temporary support device for crawler belts in a coal mine tunneling roadway comprises two pairs of crawler belt traveling mechanisms which are correspondingly arranged, a base bearing frame is fixedly arranged above the two pairs of crawler belt traveling mechanisms, a support assembly is further included, bottom plate supporting oil cylinders are arranged at the bottoms of two ends of the base bearing frame, four groups of lifting components are arranged at the top of the base bearing frame, and the support assembly is arranged at the top of the base bearing frame through the lifting components in a lifting mode;
the supporting assembly comprises a supporting assembly bearing frame, 3H-shaped supporting pieces and 9 supporting piece supporting oil cylinders, and the H-shaped supporting pieces are installed on the supporting assembly bearing frame in a liftable mode through the supporting piece supporting oil cylinders.
Preferably, the H-shaped support member comprises an H-shaped connecting member and two synchronous belt mechanisms, and the two synchronous belt mechanisms are respectively rotatably arranged at two ends of the H-shaped connecting member.
Preferably, the bottom end of each H-shaped supporting part is arranged at the top end of the supporting assembly bearing frame through three supporting part supporting oil cylinders.
Preferably, the lifting piece is a hydraulic cylinder, and a piston rod end of the hydraulic cylinder is fixedly connected with the bottom of the support assembly.
The beneficial effects of the utility model reside in that: the design improves the supporting strength and the supporting area of the temporary support; the supporting assembly is provided with the supporting oil cylinder, so that the supporting oil cylinder can better adapt to the complex and uneven roof conditions in the pit, the roof of a heading face can be completely supported, the crawler-type advancing mechanism and the synchronous belt type supporting mechanism are used, the repeated supporting of a roadway is avoided, the breakage of the roof is reduced, and meanwhile, the synchronous driving belt mechanism can be used as a guide mechanism, so that the better temporary supporting can be carried out on the roadway going up and down a hill; the tunneling worker can put the core down on the support for safe work, so that accidents are avoided, and meanwhile, as the equipment is crawler self-moving equipment, the parallel operation of supporting and tunneling can be realized, the tunneling construction speed and safety are greatly improved, and technical support is provided for realizing quick and safe tunneling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a novel coal mine excavation roadway crawler self-moving temporary support device provided by an embodiment of the utility model;
FIG. 2 is a schematic structural view of the support assembly of FIG. 2;
fig. 3 is a schematic structural view of the H-shaped supporting member.
Description of reference numerals:
1. a crawler travel mechanism; 2. a base bearing frame; 3. the bottom plate supports the oil cylinder; 4. a hydraulic cylinder; 5. a support assembly; 51. an H-shaped support; 52. supporting an assembly bearing frame; 53. the supporting part supports the oil cylinder; 501. an H-shaped connecting piece; 502. synchronous belt drive mechanism.
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.
As shown in fig. 1 to 3, a novel self-moving temporary support device for crawler belts in a coal mine excavation roadway comprises two crawler belt traveling mechanisms 1 which are correspondingly arranged, the device adopts the crawler belt traveling mechanisms 1 to travel for use and is convenient to move in the roadway, a base bearing frame 2 is fixedly arranged above the two crawler belt traveling mechanisms 1, the temporary support device further comprises a support assembly 5, bottom plate supporting oil cylinders 3 are respectively arranged at the bottoms of the two ends of the base bearing frame 2, the bottom plate supporting oil cylinders 3 can support the base bearing frame 2, four groups of lifting components are arranged at the top of the base bearing frame 2, the lifting components are hydraulic cylinders 4, the piston rod ends of the hydraulic cylinders 4 are fixedly connected with the bottom of the support assembly, the support assembly 5 is arranged at the top of the base bearing frame 2 in a lifting manner through the hydraulic cylinders 4, the height of the support assembly 5 can be adjusted through the hydraulic cylinders 4, and the inclination angle of the support assembly 5 can also be changed, adapting to the inclination angle of the top plate and supporting the top plate of the roadway;
the supporting assembly 5 comprises a supporting assembly bearing frame 52, three H-shaped supporting pieces 51 and nine supporting piece supporting oil cylinders 53, the H-shaped supporting pieces 51 are arranged on the supporting assembly bearing frame 52 in a lifting mode through the supporting piece supporting oil cylinders 53, the height of the H-shaped supporting pieces 51 can be adjusted through the supporting piece supporting oil cylinders 53, and the supporting assembly is convenient to adapt to supporting of different roadway top plates.
Further, the H-shaped supporting member 51 includes an H-shaped connecting member 501 and two synchronous belt mechanisms 502, the two synchronous belt mechanisms 502 are respectively rotatably disposed at two ends of the H-shaped connecting member 501, and the inclination angle between the synchronous belt mechanism 502 and the H-shaped connecting member 501 can be changed by different supporting member supporting cylinders 53 to adapt to different roadway roofs.
Furthermore, the bottom end of each H-shaped supporting member 51 is arranged at the top end of the supporting assembly bearing frame 52 through three supporting member supporting oil cylinders 53, the three supporting member supporting oil cylinders 53 are respectively arranged at the bottoms of the two synchronous transmission belt mechanisms 502 and the H-shaped connecting member 501, and the inclination angle between the synchronous transmission belt mechanisms 502 and the H-shaped connecting member 501 is changed to adapt to different roadway roofs.
When the device is used, after the cutting of the development machine is finished, the device moves forwards for temporary support, and the stroke is adjusted to lift the support assembly for support;
the top plate is relatively flat: only the height of the lifting piece is required to be adjusted to support the top plate.
Climbing a roadway: the synchronous belt mechanism is finely adjusted by changing the stroke of the lifting piece, the supporting state of high front and low back is kept, the slope of the roadway is adapted, the top plate of the roadway is supported, and the synchronous belt mechanism is supported to gradually enter a ramp along with the crawler belt to adapt to and support the roadway. And in the continuous uphill stage, the supporting synchronous transmission belt mechanism is tightly attached to the top plate of the roadway and smoothly enters a slope section for supporting.
And (3) driving a tunnel to a mountain: the supporting synchronous belt mechanism is adjusted by changing the stroke of the lifting piece, the supporting state of low front and high back is kept, the supporting synchronous belt mechanism is closely attached to the downhill section of the roadway for supporting, the supporting synchronous belt mechanism and the crawler traveling mechanism are kept parallel to adapt to the gradient of the roadway, and the top plate and the traveling state of the supporting roadway are kept; and in the downhill finishing stage, the rear supporting synchronous belt mechanism gradually enters the straight roadway along with the front supporting synchronous belt mechanism, the supporting synchronous belt mechanism is adjusted to be tightly attached to the roadway, and the top plate of the roadway is supported constantly.
The top plate is transversely and integrally inclined: the roadway roof is supported by adjusting the inclination angles of the left and right same-side lifting piece height support assemblies to adapt to the inclination angles of the roof.
The longitudinal integral inclination of the top plate: the height of the lifting piece on the same side is adjusted to support the inclination angle of the supporting assembly through adjusting, so that the supporting assembly is adaptive to the inclination angle of the top plate and supports the top plate of the roadway.
Uneven top plate: when the roadway roof is not level, firstly, the height of the lifting piece is adjusted to adapt to the condition of the whole roadway roof, and then the supporting piece supporting oil cylinder is adjusted to enable all the parts to adapt to the roadway roof
The design of the utility model improves the supporting strength and the supporting area of the temporary support; the supporting assembly is provided with the supporting oil cylinder, so that the supporting oil cylinder can better adapt to the complex and uneven roof conditions in the pit, the roof of the heading face can be completely supported, the crawler-type advancing mechanism and the synchronous belt type supporting mechanism are used, the repeated supporting of the roadway is avoided, the breakage of the roof is reduced, and meanwhile, the synchronous driving belt mechanism can be used as a guide mechanism, so that the upper and lower roadways can be better temporarily supported; the tunneling worker can put the core down on the support for safe work, so that accidents are avoided, and meanwhile, as the equipment is crawler self-moving equipment, the parallel operation of supporting and tunneling can be realized, the tunneling construction speed and safety are greatly improved, and technical support is provided for realizing quick and safe tunneling.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A novel self-moving type temporary support device for crawler belts in a coal mine tunneling roadway comprises two pairs of crawler belt traveling mechanisms which are correspondingly arranged, and a base bearing frame is fixedly arranged above the two pairs of crawler belt traveling mechanisms;
the supporting assembly comprises a supporting assembly bearing frame, 3H-shaped supporting pieces and 9 supporting piece supporting oil cylinders, and the H-shaped supporting pieces are installed on the supporting assembly bearing frame in a liftable mode through the supporting piece supporting oil cylinders.
2. The novel self-moving temporary support equipment for the track of the coal mine excavation roadway according to claim 1, wherein the H-shaped support piece comprises an H-shaped connecting piece and two synchronous transmission belt mechanisms, and the two synchronous transmission belt mechanisms are respectively and rotatably arranged at two ends of the H-shaped connecting piece.
3. The novel self-moving temporary support equipment for the track of the coal mine excavation roadway as claimed in claim 1, wherein the bottom end of each H-shaped support member is arranged at the top end of the support assembly bearing frame through three support member support cylinders.
4. The novel track self-moving type temporary support equipment for the coal mine excavation roadway according to claim 1, wherein the lifting piece is a hydraulic cylinder, and a piston rod end of the hydraulic cylinder is fixedly connected with the bottom of the support assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221290250.XU CN217327369U (en) | 2022-05-26 | 2022-05-26 | Novel coal mine tunneling roadway crawler self-moving type temporary support equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221290250.XU CN217327369U (en) | 2022-05-26 | 2022-05-26 | Novel coal mine tunneling roadway crawler self-moving type temporary support equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217327369U true CN217327369U (en) | 2022-08-30 |
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ID=82987678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221290250.XU Active CN217327369U (en) | 2022-05-26 | 2022-05-26 | Novel coal mine tunneling roadway crawler self-moving type temporary support equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217327369U (en) |
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2022
- 2022-05-26 CN CN202221290250.XU patent/CN217327369U/en active Active
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