CN213297951U - Supporting assembly of thick coal seam coal mining machine - Google Patents
Supporting assembly of thick coal seam coal mining machine Download PDFInfo
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- CN213297951U CN213297951U CN202021291222.0U CN202021291222U CN213297951U CN 213297951 U CN213297951 U CN 213297951U CN 202021291222 U CN202021291222 U CN 202021291222U CN 213297951 U CN213297951 U CN 213297951U
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- sliding shoe
- spring
- supporting sliding
- fixedly connected
- supporting
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- 239000003245 coal Substances 0.000 title claims abstract description 41
- 238000005065 mining Methods 0.000 title abstract description 29
- 238000013016 damping Methods 0.000 claims abstract description 27
- 239000006096 absorbing agent Substances 0.000 claims abstract description 21
- 239000000428 dust Substances 0.000 claims description 19
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 230000035939 shock Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000007790 scraping Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of excavating equipment, in particular to a supporting component of a thick coal seam coal mining machine, which comprises a sliding shoe frame and a supporting sliding shoe, wherein the upper surface of the supporting sliding shoe is provided with a connecting block which longitudinally penetrates through the supporting sliding shoe, the lower surface of the connecting block is fixedly connected with a first spring, the other end of the first spring is fixedly connected with a damping vibration absorber, the damping vibration absorber is positioned at the inner side of the supporting sliding shoe, and the damping vibration absorber is fixedly connected with the supporting sliding shoe; through the first spring and the damping bump leveller that set up, when running with the coal-winning machine, first spring and damping bump leveller can cushion the vibration that produces, have played the effect of shock attenuation energy-absorbing, in addition, when the coal-winning machine moves to scraping two sections shovel boards of trigger chute, the fluctuation of adaptation working face that can be better, the pressure that produces when the working face fluctuates through first spring and damping bump leveller is alleviated, avoid the sliding shoe fracture, guarantee the rate of opening in ore deposit side.
Description
Technical Field
The utility model belongs to the technical field of the excavating equipment, concretely relates to thick coal seam coal-winning machine supporting component.
Background
Coal reserves in China are abundant, and a coal mining machine is a main device for mining coal on a fully mechanized mining face. With the development of mine equipment technology, coal mining machines are developing towards large mining and high power. The installed power of a coal mining machine is connected by sliding at the maximum of 3000k abroad, the mining height reaches more than 7m, the reserves of thick and extra-thick coal seams in China are huge, the problem of mining of the coal seams is urgently needed to be solved, a coal mining machine with large mining height and high power needs to be researched and developed, a supporting component of the coal mining machine is arranged on the coal wall side of the coal mining machine and rides on a shovel plate of a scraper machine to play a role in supporting and advancing in a sliding mode, and the supporting component is generally in a two-section mode and comprises a supporting frame and a supporting sliding shoe.
The existing coal mining machine generates great vibration, the vibration force is mainly transmitted to a rocker arm by a roller of the coal mining machine, the rocker arm is hinged with a machine body so as to transmit the vibration to the whole machine, the specific pressure of a supporting sliding shoe of the coal mining machine is great, in addition, when a working surface fluctuates, the supporting sliding shoe is too long and is easy to break when the coal mining machine runs to two sections of shovel plates of a chute of a scraper machine, the open rate of a mine is influenced, and the capacity is reduced; moreover, the supporting sliding shoes of most existing coal mining machines are mostly integral, namely, the mode that the wear-resistant layer is welded on the bottom surfaces of the sliding shoes is adopted, when the sliding shoes are damaged to a certain degree, the sliding shoes need to be integrally replaced, the maintenance is inconvenient, the sliding shoes are partially supported to be of a split type structure, the wear-resistant layer can be replaced independently, and the defect that the replacement is inconvenient still exists.
In order to solve the problems, the application provides a thick coal seam coal mining machine supporting assembly.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a thick coal seam coal-winning machine supporting component has the specific pressure that alleviates support slipper, improves slipper's life and the convenient characteristics of changing the slipper wearing layer.
In order to achieve the above object, the utility model provides a following technical scheme: a supporting assembly of a thick coal seam coal mining machine comprises a sliding shoe rack and a supporting sliding shoe, wherein a connecting block longitudinally penetrating through the supporting sliding shoe is arranged on the upper surface of the supporting sliding shoe, the lower surface of the connecting block is fixedly connected with a first spring, the other end of the first spring is fixedly connected with a damping vibration absorber, the damping vibration absorber is positioned at the inner side of the supporting sliding shoe, the damping vibration absorber is fixedly connected with the supporting sliding shoes, the lower surfaces of the supporting sliding shoes are slidably connected with wear-resisting plates with lug structures, the wear-resisting plates are clamped with the supporting sliding shoes, and the joint of the convex block on the wear-resisting plate and the supporting sliding shoe is slidably connected with a limiting rod longitudinally penetrating through the supporting sliding shoe and the wear-resisting plate, the right end face of the limiting rod positioned at the left end and the left end face of the limiting rod positioned at the right end are fixedly connected with a second spring, and the other end of the second spring is fixedly connected with the supporting sliding shoe.
As the utility model relates to a thick coal seam coal-winning machine supporting component is preferred, the lower surface of gag lever post is the inclined plane setting.
As the utility model relates to a thick coal seam coal-winning machine supporting component is preferred, the cross-section of stop bar slightly is less than the cross-section of antifriction plate.
As the utility model relates to a thick coal seam coal-winning machine supporting component is preferred, the top of gag lever post is provided with the dust guard, the dust guard runs through support piston shoes, just the dust guard with support piston shoes sliding connection, dust guard right-hand member face fixedly connected with third spring, just the other end of third spring with support piston shoes fixed connection.
As the utility model relates to a thick coal seam coal-winning machine supporting component is preferred, the damping bump leveller is gasbag shock-absorbing structure or rubber shock-absorbing structure.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the first spring and the damping bump leveller that set up, when running with the coal-winning machine, first spring and damping bump leveller can cushion the vibration that produces, have played the effect of shock attenuation energy-absorbing, in addition, when the coal-winning machine moves to scraping two sections shovel boards of trigger chute, the fluctuation of adaptation working face that can be better, the pressure that produces when the working face fluctuates through first spring and damping bump leveller is alleviated, avoid the sliding shoe fracture, guarantee the rate of opening in ore deposit side.
2. Through the gag lever post and the second spring that set up, when changing the antifriction plate, the user only need slide and open the dust guard, then slide the gag lever post and make the gag lever post break away from with the contact of antifriction plate, can pull down old antifriction plate, then when installing new antifriction plate, because the inclined plane setting is personally submitted to the bottom of gag lever post for new antifriction plate can directly block on supporting the sliding shoe, has accomplished the installation promptly, and the dust guard has played dirt-proof effect.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the second spring of the present invention;
fig. 3 is a schematic view of the mounting structure of the middle damping vibration absorber of the present invention;
FIG. 4 is a schematic view of the overall structure of the stop lever of the present invention;
in the figure: 1. a skate frame; 2. supporting the slipper; 3. connecting blocks; 4. a first spring; 5. a damping vibration absorber; 6. a wear plate; 7. a limiting rod; 8. a second spring; 9. a dust-proof plate; 10. and a third 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.
Example 1
As shown in fig. 1, 2, 3 and 4;
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the second spring of the present invention;
fig. 3 is a schematic view of the mounting structure of the middle damping vibration absorber of the present invention;
fig. 4 is the overall structure schematic diagram of the middle limiting rod of the present invention.
A supporting component of a thick coal seam coal mining machine comprises a sliding shoe frame 1 and a supporting sliding shoe 2, wherein the upper surface of the supporting sliding shoe 2 is provided with a connecting block 3 which longitudinally penetrates through the supporting sliding shoe 2, the lower surface of the connecting block 3 is fixedly connected with a first spring 4, the other end of the first spring 4 is fixedly connected with a damping vibration absorber 5, the damping vibration absorber 5 is positioned on the inner side of the supporting sliding shoe 2, the damping vibration absorber 5 is fixedly connected with the supporting sliding shoe 2, the lower surface of the supporting sliding shoe 2 is connected with a wear-resisting plate 6 with a convex block structure in a sliding manner, the wear-resisting plate 6 is clamped with the supporting sliding shoe 2, and the joint of the convex block on the wear-resisting plate 6 and the supporting sliding shoe 2 is slidably connected with a limiting rod 7 which longitudinally penetrates through the supporting sliding shoe 2 and the wear-resisting plate 6, the right end surface of the limiting rod 7 positioned at the left end and the left end surface of the limiting rod 7 positioned at the right end are fixedly connected with a second spring 8, and the other end of the second spring 8 is fixedly connected with the supporting sliding shoe 2.
In this embodiment: the device is arranged on a coal mining machine through a sliding shoe frame 1, when the coal mining machine runs, a connecting block 3 slides with a supporting sliding shoe 2, the generated vibration can be buffered through a first spring 4 and a damping vibration absorber 5, the effect of shock absorption and energy absorption is achieved, in addition, when the coal mining machine runs between two sections of shoveling plates of a chute of the scraper machine, the device has three degrees of freedom, the fluctuation of a working surface can be better adapted, meanwhile, the pressure generated by the device when the working surface fluctuates is relieved through the first spring 4 and the damping vibration absorber 5, the sliding shoe fracture is avoided, the open rate of a mine is ensured, through the arranged limiting rod 7 and the second spring 8, when the wear-resisting plate 6 is replaced, a user only needs to slide and open the dustproof plate 9, then the limiting rod 7 is separated from the contact with the wear-resisting plate 6 by sliding the limiting rod 7, the old wear-resisting plate 6 can be detached, and then when a new wear-resisting plate 6 is, because the inclined plane setting is personally submitted to the bottom of gag lever post 7, make new antifriction plate 6 block in the in-process that supports piston shoes 2, gag lever post 7 with support piston shoes 2 contact, receive extrusion slip and compress second spring 8, after new antifriction plate 6 installs in place, the elastic force of second spring 8 makes gag lever post 7 reset and restricts antifriction plate 6's position, thereby make antifriction plate 6 can directly block on supporting piston shoes 2, the installation has been accomplished promptly, wherein, dust guard 9 has played dirt-proof effect, third spring 10 is convenient for make dust guard 9 reset.
In an alternative embodiment, the lower surface of the stop lever 7 is beveled.
In this embodiment: when the new wear-resisting plate 6 is clamped into the supporting sliding shoe 2, the limiting rod 7 is pressed to slide and compress the second spring 8 when contacting the supporting sliding shoe 2, so that the wear-resisting plate 6 can be smoothly installed in place.
In an alternative embodiment the cross-section of the stop rod 7 is slightly smaller than the cross-section of the wear plate 6.
In this embodiment: this arrangement facilitates the stable fixing of the wear plate 6 in the support slipper 2 by the stop rod 7.
In an alternative embodiment, the top end of the limiting rod 7 is provided with a dust guard 9, the dust guard 9 penetrates through the supporting sliding shoe 2, the dust guard 9 is slidably connected with the supporting sliding shoe 2, a third spring 10 is fixedly connected to the right end face of the dust guard 9, and the other end of the third spring 10 is fixedly connected with the supporting sliding shoe 2.
In this embodiment: the dust-proof plate 9 plays a role of dust prevention, and the third spring 10 is convenient for resetting the dust-proof plate 9.
In an alternative embodiment, the damped shock absorbers 5 are air bag shock absorbing structures or rubber shock absorbing structures.
In this embodiment: this arrangement facilitates shock absorption.
The utility model discloses a theory of operation and use flow: the device is arranged on a coal mining machine through a sliding shoe frame 1, when the coal mining machine runs, a connecting block 3 slides with a supporting sliding shoe 2, the generated vibration can be buffered through a first spring 4 and a damping vibration absorber 5, the effect of shock absorption and energy absorption is achieved, in addition, when the coal mining machine runs between two sections of shoveling plates of a chute of the scraper machine, the device has three degrees of freedom, the fluctuation of a working surface can be better adapted, meanwhile, the pressure generated by the device when the working surface fluctuates is relieved through the first spring 4 and the damping vibration absorber 5, the sliding shoe fracture is avoided, the open rate of a mine is ensured, through the arranged limiting rod 7 and the second spring 8, when the wear-resisting plate 6 is replaced, a user only needs to slide and open the dustproof plate 9, then the limiting rod 7 is separated from the contact with the wear-resisting plate 6 by sliding the limiting rod 7, the old wear-resisting plate 6 can be detached, and then when a new wear-resisting plate 6 is, because the inclined plane setting is personally submitted to the bottom of gag lever post 7, make new antifriction plate 6 block in the in-process that supports piston shoes 2, gag lever post 7 with support piston shoes 2 contact, receive extrusion slip and compress second spring 8, after new antifriction plate 6 installs in place, the elastic force of second spring 8 makes gag lever post 7 reset and restricts antifriction plate 6's position, thereby make antifriction plate 6 can directly block on supporting piston shoes 2, the installation has been accomplished promptly, wherein, dust guard 9 has played dirt-proof effect, third spring 10 is convenient for make dust guard 9 reset.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a thick coal seam coal-winning machine supporting component, includes skid shoe frame (1) and support skid shoe (2), its characterized in that: the upper surface of the supporting sliding shoe (2) is provided with a connecting block (3) which longitudinally penetrates through the supporting sliding shoe (2), the lower surface of the connecting block (3) is fixedly connected with a first spring (4), the other end of the first spring (4) is fixedly connected with a damping vibration absorber (5), the damping vibration absorber (5) is located on the inner side of the supporting sliding shoe (2), the damping vibration absorber (5) is fixedly connected with the supporting sliding shoe (2), the lower surface of the supporting sliding shoe (2) is slidably connected with a wear-resisting plate (6) of a lug structure, the wear-resisting plate (6) is clamped with the supporting sliding shoe (2), a lug on the wear-resisting plate (6) is slidably connected with a limiting rod (7) which longitudinally penetrates through the supporting sliding shoe (2) and the wear-resisting plate (6), and the left end is located on the right end face of the limiting rod (7) and the left end face of the limiting rod (7) which is located on the right end face are fixedly connected with the left end face of the limiting A second spring (8) is connected, and the other end of the second spring (8) is fixedly connected with the supporting sliding shoe (2).
2. The thick seam shearer support assembly of claim 1, wherein: the lower surface of the limiting rod (7) is arranged in an inclined plane.
3. The thick seam shearer support assembly of claim 1, wherein: the cross section of the limiting rod (7) is slightly smaller than that of the wear-resisting plate (6).
4. The thick seam shearer support assembly of claim 1, wherein: the top of gag lever post (7) is provided with dust guard (9), dust guard (9) run through support piston shoes (2), just dust guard (9) with support piston shoes (2) sliding connection, dust guard (9) right-hand member face fixedly connected with third spring (10), just the other end of third spring (10) with support piston shoes (2) fixed connection.
5. The thick seam shearer support assembly of claim 1, wherein: the damping vibration absorber (5) is an air bag vibration absorption structure or a rubber vibration absorption structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021291222.0U CN213297951U (en) | 2020-07-03 | 2020-07-03 | Supporting assembly of thick coal seam coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021291222.0U CN213297951U (en) | 2020-07-03 | 2020-07-03 | Supporting assembly of thick coal seam coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213297951U true CN213297951U (en) | 2021-05-28 |
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ID=76019296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021291222.0U Expired - Fee Related CN213297951U (en) | 2020-07-03 | 2020-07-03 | Supporting assembly of thick coal seam coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213297951U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113798779A (en) * | 2021-10-11 | 2021-12-17 | 国能神东煤炭集团有限责任公司 | Method for repairing sliding shoe of coal mining machine |
| CN114825243A (en) * | 2022-05-13 | 2022-07-29 | 中国海洋大学 | Complicated topography sliding shoe stabilising arrangement |
-
2020
- 2020-07-03 CN CN202021291222.0U patent/CN213297951U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113798779A (en) * | 2021-10-11 | 2021-12-17 | 国能神东煤炭集团有限责任公司 | Method for repairing sliding shoe of coal mining machine |
| CN114825243A (en) * | 2022-05-13 | 2022-07-29 | 中国海洋大学 | Complicated topography sliding shoe stabilising arrangement |
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| 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: 20210528 |