CN214384151U - Coal mining machine with supporting structure - Google Patents
Coal mining machine with supporting structure Download PDFInfo
- Publication number
- CN214384151U CN214384151U CN202120303903.2U CN202120303903U CN214384151U CN 214384151 U CN214384151 U CN 214384151U CN 202120303903 U CN202120303903 U CN 202120303903U CN 214384151 U CN214384151 U CN 214384151U
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- Prior art keywords
- buffer
- mining machine
- shaped plate
- plate
- fixedly connected
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- 239000003245 coal Substances 0.000 title claims abstract description 47
- 238000005065 mining Methods 0.000 title claims abstract description 32
- 230000001681 protective effect Effects 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 abstract description 2
- 239000003818 cinder Substances 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a coal mine mining machine with a supporting structure, which comprises a coal mine mining machine body, wherein L-shaped plates distributed in a mirror image manner are fixedly arranged on both sides of the coal mine mining machine body, one end of each L-shaped plate is provided with a buffer mechanism, the top end of each buffer mechanism is fixedly connected with a connecting block, and the upper ends of the four groups of connecting blocks are detachably provided with protective roofs; the utility model discloses an elastic force of first buffer spring and second buffer spring and first leaf spring and second leaf spring can reduce the impact force to the protection roof such as coal cinder rubble to improve the barrier propterty of protection roof, and prolonged the life of protection roof, the utility model discloses a connecting block, connection framework, through-hole, fixed orifices and fixing bolt's cooperation are used, and the installation and the dismantlement for the protection roof facilitate, thereby ensured the normal use of protection roof, and then played good protection to coal mining machine body and staff.
Description
Technical Field
The utility model relates to a coal mine winning machine technical field specifically is a coal mine winning machine with supporting construction.
Background
The coal cutter is one of the main devices of the fully mechanized mining complete equipment, and the coal cutter is developed and evolved from a coal cutter. The coal mining machine is a large complex system integrating machinery, electricity and hydraulic pressure, the working environment is severe, and if a fault occurs, the whole coal mining work is interrupted, so that huge economic loss is caused. The coal mining machine is one of important devices for realizing mechanization and modernization of coal mine production. The mechanized coal mining can reduce the physical labor, improve the safety and achieve the purposes of high yield, high efficiency and low consumption.
Most of the existing coal mine mining machines are not provided with a protective top plate and a buffer mechanism, so that coal mine broken stones and the like falling from the upper end of a coal mine can be directly smashed to the coal mine mining machines, certain damage can be caused to the coal mine mining machines, the life safety of workers can be threatened, and the coal mine mining machines with supporting structures are provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coal mine mining machine with supporting construction 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 coal mine mining machine with a supporting structure comprises a coal mine mining machine body, wherein L-shaped plates which are distributed in a mirror image mode are fixedly installed on two sides of the coal mine mining machine body, a buffer mechanism is arranged at one end of each L-shaped plate, connecting blocks are fixedly connected to the top ends of the buffer mechanisms, and protective top plates are detachably arranged at the upper ends of the four groups of connecting blocks;
the buffer mechanism comprises a first U-shaped plate and a second U-shaped plate, the bottom end of the first U-shaped plate is fixedly connected with an L-shaped plate, the top end of the inner side of the first U-shaped plate is fixedly connected with a first buffer rod, the lower end of the first buffer rod is integrally formed with a first limiting plate, the top end of the second U-shaped plate is fixedly connected with a connecting block, the second U-shaped plate and the first U-shaped plate are in staggered distribution, the lower end of the inner side of the second U-shaped plate is provided with a second buffer rod, the upper end of the second buffer rod is fixedly connected with a second limiting plate, a buffer sleeve is movably sleeved on the outer sides of the second limiting plate and the first limiting plate, a first buffer spring is fixedly connected between the second limiting plate and the first limiting plate, the two ends of the first buffer spring are respectively fixedly connected with the first limiting plate and the second limiting plate, and second buffer springs are movably sleeved on the outer sides of the first buffer rod, the buffer sleeve and the second buffer rod, and two ends of the second buffer spring are respectively fixedly connected with the first U-shaped plate and the second U-shaped plate.
As a preferred technical scheme of the utility model, the equal fixed mounting in bottom four corners department of protection roof has the connection framework, the connection framework can the slip cap establish in the outside of connecting block.
As a preferred technical scheme of the utility model, one side of connecting the framework is run through and is seted up the through-hole, set up the fixed orifices that uses with the through-hole cooperation on the connecting block, can the screw thread insert in through-hole and the fixed orifices and be equipped with fixing bolt.
As a preferred technical scheme of the utility model, the inboard lower extreme and the outside top of first U template all are equipped with first leaf spring, the outside bottom and the inboard top of second U template all are equipped with the second leaf spring that uses with the cooperation of first leaf spring, first leaf spring and second leaf spring fixed connection.
As an optimized technical scheme of the utility model, the top of protection roof is the tilting structure all around.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a first buffer spring and second buffer spring and the elastic action of first leaf spring and second leaf spring can reduce the impact force to the protection roof such as coal cinder rubble to improve the barrier propterty of protection roof, and prolonged the life of protection roof.
2. The utility model discloses a connecting block, connection framework, through-hole, fixed orifices and fixing bolt's cooperation is used, provides convenience for the installation and the dismantlement of protection roof to ensured the normal use of protection roof, and then played good protection to coal mining machine body and staff.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structural connection of the present invention;
fig. 3 is an enlarged structural diagram of a portion a in fig. 2 according to the present invention.
In the figure: 1. a coal mining machine body; 2. an L-shaped plate; 3. a buffer mechanism; 31. a first U-shaped plate; 32. a second U-shaped plate; 33. a first buffer rod; 34. a first limit plate; 35. a second buffer rod; 36. a second limiting plate; 37. a buffer sleeve; 38. a first buffer spring; 39. a second buffer spring; 4. connecting blocks; 41. a fixing hole; 5. a protective roof; 51. connecting the frame body; 52. a through hole; 6. fixing the bolt; 7. a first plate spring; 8. a second leaf spring.
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. 1-3, the present invention provides a technical solution: a coal mine mining machine with a supporting structure comprises a coal mine mining machine body 1, wherein L-shaped plates 2 distributed in a mirror image mode are fixedly mounted on two sides of the coal mine mining machine body 1, a buffer mechanism 3 is arranged at one end of each L-shaped plate 2, connecting blocks 4 are fixedly connected to the top ends of the buffer mechanisms 3, and protective top plates 5 are detachably arranged at the upper ends of the four groups of connecting blocks 4;
the buffer mechanism 3 comprises a first U-shaped plate 31 and a second U-shaped plate 32, the bottom end of the first U-shaped plate 31 is fixedly connected with the L-shaped plate 2, the top end of the inner side of the first U-shaped plate 31 is fixedly connected with a first buffer rod 33, the lower end of the first buffer rod 33 is integrally formed with a first limiting plate 34, the top end of the second U-shaped plate 32 is fixedly connected with a connecting block 4, the second U-shaped plate 32 and the first U-shaped plate 31 are distributed in a staggered manner, the lower end of the inner side of the second U-shaped plate 32 is provided with a second buffer rod 35, the upper end of the second buffer rod 35 is fixedly connected with a second limiting plate 36, the second limiting plate 36 and the outer side of the first limiting plate 34 are movably sleeved with a buffer sleeve 37, a first buffer spring 38 is fixedly connected between the second limiting plate 36 and the first limiting plate 34, the two ends of the first buffer spring 38 are respectively fixedly connected with the first limiting plate 34 and the second limiting plate 36, and the buffer sleeve 37 is arranged, spacing and guide effect have been played in the removal to first buffer spring 38 to for buffer gear 3's steady operation provides the guarantee, first buffer rod 33, buffering sleeve 37 are equipped with second buffer spring 39 with the outside activity cover of second buffer rod 35, second buffer spring 39's both ends respectively with first U template 31 and second U template 32 fixed connection.
All fixed mounting in the bottom four corners department of protection roof 5 has connection framework 51, connects framework 51 and can the sliding sleeve establish in the outside of connecting block 4, and the internal diameter size of connecting framework 51 is the same with the external diameter size of connecting block 4 to effectively improved the block stability of connecting framework 51 with connecting block 4.
One side of the connecting frame body 51 is penetrated and provided with a through hole 52, a fixing hole 41 matched with the through hole 52 for use is formed in the connecting block 4, and a fixing bolt 6 can be inserted into the through hole 52 and the fixing hole 41 in a threaded manner, so that the protective top plate 5 can be fixed.
The inboard lower extreme and the outside top of first U template 31 all are equipped with first leaf spring 7, and the outside bottom and the inboard top of second U template 32 all are equipped with the second leaf spring 8 that uses with the cooperation of first leaf spring 7, and first leaf spring 7 and 8 fixed connection of second leaf spring use through the cooperation of two sets of first leaf springs 7 with second leaf spring 8, have further improved buffer gear 3's buffering effect.
The top of the protection top plate 5 is of an inclined structure all around, so that the protection top plate 5 can be conveniently guided to the ground by coal blocks, broken stones and the like falling off.
The working principle is as follows: when the utility model is used daily, when coal blocks, crushed stones and the like fall off at the upper end of a coal mine, the coal blocks, the crushed stones and the like fall off on the protective roof 5 and can drive the protective roof 5 to move downwards, the protective roof 5 drives the second U-shaped plate 32 to move downwards through the connecting block 4, the second U-shaped plate 32 drives the second plate spring 8 to move downwards, so as to extrude the first plate spring 7, meanwhile, the second U-shaped plate 32 stretches the second buffer spring 39 and pulls the second buffer rod 35 to move downwards, so as to stretch the first buffer spring 38 through the second limiting plate 36, further reduce the impact force of the coal blocks, the crushed stones and the like on the protective roof 5 through the elastic action of the first buffer spring 38 and the second buffer spring 39 and the elastic action of the first plate spring 7 and the second plate spring 8, thereby improving the protective performance of the protective roof 5, and prolonging the service life of the protective roof 5, then, the crushed coal and the like roll down to the ground along the side edge of the protective top plate 5; during subsequent use, when the protective top plate 5 is damaged, a user can turn and take down the four groups of fixing bolts 6 in sequence, then the user can hold the protective top plate 5 by hand and pull the protective top plate 5 upwards until the connecting frame body 51 is separated from the connecting block 4, then the user can replace another new protective top plate 5, at the moment, the user needs to sleeve the connecting frame body 51 of the other protective top plate 5 on the outer side of the corresponding connecting block 4, and then the user can turn and fix the bolts 6 in sequence reversely, so that the new protective top plate 5 is fixed, the connecting frame body 51, the through holes 52, the fixing holes 41 and the fixing bolts 6 are matched for use, convenience is provided for mounting and dismounting the protective top plate 5, normal use of the protective top plate 5 is guaranteed, and the coal mining machine body 1 and workers are well protected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a coal mine mining machine with supporting construction, includes coal mine mining machine body (1), its characterized in that: l-shaped plates (2) distributed in a mirror image mode are fixedly mounted on two sides of the coal mine mining machine body (1), a buffer mechanism (3) is arranged at one end of each L-shaped plate (2), a connecting block (4) is fixedly connected to the top end of each buffer mechanism (3), and a protective top plate (5) is detachably arranged at the upper ends of the four groups of connecting blocks (4);
the buffer mechanism (3) comprises a first U-shaped plate (31) and a second U-shaped plate (32), the bottom end of the first U-shaped plate (31) is fixedly connected with the L-shaped plate (2), a first buffer rod (33) is fixedly connected to the top end of the inner side of the first U-shaped plate (31), a first limiting plate (34) is integrally formed at the lower end of the first buffer rod (33), the top end of the second U-shaped plate (32) is fixedly connected with a connecting block (4), the second U-shaped plate (32) and the first U-shaped plate (31) are in staggered distribution, a second buffer rod (35) is arranged at the lower end of the inner side of the second U-shaped plate (32), a second limiting plate (36) is fixedly connected to the upper end of the second buffer rod (35), a buffer sleeve (37) is movably sleeved on the outer side of the second limiting plate (36) and the first limiting plate (34), and a first buffer spring (38) is fixedly connected between the second limiting plate (36) and the first limiting plate (34), the both ends of first buffer spring (38) respectively with first limiting plate (34) and second limiting plate (36) fixed connection, the outside activity cover of first buffer pole (33), buffering sleeve (37) and second buffer pole (35) is equipped with second buffer spring (39), the both ends of second buffer spring (39) respectively with first U template (31) and second U template (32) fixed connection.
2. The coal mining machine with a supporting structure according to claim 1, characterized in that: the bottom four corners department of protection roof (5) all fixed mounting have connect framework (51), connect framework (51) can the sliding sleeve establish the outside at connecting block (4).
3. The coal mining machine with a supporting structure according to claim 2, characterized in that: one side of the connecting frame body (51) is penetrated and provided with a through hole (52), a fixing hole (41) matched with the through hole (52) for use is formed in the connecting block (4), and a fixing bolt (6) can be inserted into the through hole (52) and the fixing hole (41) in a threaded manner.
4. The coal mining machine with a supporting structure according to claim 1, characterized in that: the inboard lower extreme and the outside top of first U template (31) all are equipped with first leaf spring (7), the outside bottom and the inboard top of second U template (32) all are equipped with second leaf spring (8) that use with first leaf spring (7) cooperation, first leaf spring (7) and second leaf spring (8) fixed connection.
5. The coal mining machine with a supporting structure according to claim 1, characterized in that: the top end of the protection top plate (5) is provided with an inclined structure all around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120303903.2U CN214384151U (en) | 2021-02-03 | 2021-02-03 | Coal mining machine with supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120303903.2U CN214384151U (en) | 2021-02-03 | 2021-02-03 | Coal mining machine with supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214384151U true CN214384151U (en) | 2021-10-12 |
Family
ID=77992135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120303903.2U Expired - Fee Related CN214384151U (en) | 2021-02-03 | 2021-02-03 | Coal mining machine with supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214384151U (en) |
-
2021
- 2021-02-03 CN CN202120303903.2U patent/CN214384151U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211012 |