CN214403637U - Coal mine underground tunneling working face temporary support - Google Patents
Coal mine underground tunneling working face temporary support Download PDFInfo
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- CN214403637U CN214403637U CN202120127457.4U CN202120127457U CN214403637U CN 214403637 U CN214403637 U CN 214403637U CN 202120127457 U CN202120127457 U CN 202120127457U CN 214403637 U CN214403637 U CN 214403637U
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- threaded
- coal mine
- positive
- support
- working face
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- 239000003245 coal Substances 0.000 title claims abstract description 25
- 230000005641 tunneling Effects 0.000 title claims abstract description 10
- 230000008093 supporting effect Effects 0.000 claims description 32
- 244000309464 bull Species 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000009412 basement excavation Methods 0.000 abstract description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of coal mine excavation, in particular to a coal mine underground tunneling working face temporary support, which comprises a bottom case, wherein one side of the bottom case is fixedly provided with a servo motor, an output shaft of the servo motor is fixedly provided with a positive and negative threaded column, one side of the bottom case, through which the positive and negative threaded column runs, is fixed on the inner wall of the bottom case, both ends of the outer side of the positive and negative threaded column are in threaded connection with a threaded sleeve, and the top of the threaded sleeve is fixedly provided with a support column; the utility model discloses a bottom case, servo motor, positive and negative screw post, the thread bush, the pillar, first cylinder, first fagging, branch, the connecting plate, the setting of second cylinder and second fagging, the area that current colliery is tunnelled the work in the pit and is faced the unable its support of expansion of support when having solved, because the internal area is great, the unable demand according to the user of unified specification is adjusted and is used, and need more quantity, not only waste time and energy when leading to the dismouting, and the work efficiency is reduced, the problem of its practical effect has been reduced simultaneously.
Description
Technical Field
The utility model relates to a colliery excavates technical field, specifically is a colliery is support when tunnelling work in pit faces.
Background
The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an open-pit coal mine, when a coal seam is far away from the ground surface, coal is generally mined into an underground excavation roadway, the mineworker coal mine is the mineworker coal mine, when the distance between the coal seam and the ground surface is very close, the surface soil layer is generally directly stripped to excavate the coal, the open-pit coal mine is the open-pit coal mine, a working surface needs to be supported when the coal mine is excavated, and at this time, a support needs to be used.
But the area that support can't expand its support when current colliery is tunnelled in pit faces, because inside area is great, the unable use of adjusting according to user's demand of unified specification to need more quantity, not only waste time and energy when leading to the dismouting, reduced work efficiency moreover, reduced its practical function simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a colliery is support when tunnelling work in pit faces, possess the advantage of expanded supporting area, solved the area that current colliery is tunnelling work in pit faces its support of unable expansion of support when facing, because the internal area is great, the unable demand according to the user of unified specification is adjusted and is used, and need more quantity, in order to lead to not only wasting time and energy when the dismouting, and reduced work efficiency moreover, reduced the problem of its practical effect simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a colliery is support when tunnelling work in pit faces, includes the under casing, one side fixed mounting of under casing has servo motor, servo motor's output shaft fixed mounting has positive and negative screw post, positive and negative screw post runs through one side of under casing is fixed in the under casing inner wall, the equal threaded connection in both ends in positive and negative screw post outside has the thread bush, the top fixed mounting of thread bush has the pillar, the top fixed mounting of pillar has first cylinder, the top fixed mounting of first cylinder has first fagging, the equal fixed mounting in both ends at under casing top has branch, the top fixed mounting of branch has the connecting plate, the top fixed mounting of connecting plate has the second cylinder, the top fixed mounting of second cylinder has the second fagging.
Preferably, the both ends of under casing inner chamber bottom have all been seted up the spout, the inner chamber sliding connection of spout has the slider, the top of slider and the bottom fixed mounting of thread bush.
Preferably, the opening has all been seted up at the both ends at bottom case top, the top of pillar is through the opening and is run through the top of bottom case.
Preferably, threaded rods are fixedly mounted at two ends of the bottom box, and threaded pipes are connected to the outer sides of the threaded rods in a threaded mode.
Preferably, the bottom bearing of the threaded pipe supports the toothed plate, and the two sides of the threaded pipe are fixedly provided with the rotating rods.
Preferably, four ends of the bottom box are fixedly provided with supporting legs, and the bottoms of the supporting legs are fixedly provided with idler wheels.
Preferably, one side of positive and negative screw post and one side bearing support of under casing inner chamber, one side fixed mounting of under casing has the protection casing, and the protection casing is located servo motor's the outside.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a bottom case, servo motor, positive and negative screw post, the thread bush, the pillar, first cylinder, first fagging, branch, the connecting plate, the setting of second cylinder and second fagging, can its supporting area of effectual extension, not only can adjust according to user's demand, and labour saving and time saving when the dismouting, work efficiency and practical function have been improved simultaneously, the area that the support can't extend its support when having solved current colliery tunnelling work face down, because inside area is great, the unable use of adjusting according to user's demand of unified specification, and need more quantity, with the time and energy that not only wastes time and energy when leading to the dismouting, and work efficiency is reduced, the problem of its practical effect has been reduced simultaneously.
2. The utility model discloses a setting of spout and slider can be used for supporting the thread bush spacing to can guarantee the steadiness of its removal, through the setting of opening, can be used for making things convenient for the pillar to run through the top of under casing, and still can assist the pillar to slide, through the setting of threaded rod and screwed pipe, can be used for the relation through threaded connection to drive the pinion rack and move down, so that its bottom contacts with ground, so that receive and release the pinion rack.
3. The utility model discloses a setting of pinion rack and bull stick, can be used for conveniently increasing the support nature of under casing, and be used for conveniently rotating the screwed pipe and rotate, setting through supporting leg and gyro wheel, can be used for the convenience to support the under casing, and still can assist the under casing to remove, support and the setting of protection casing through positive and negative screw post and under casing bearing, can be used for conveniently supporting positive and negative screw post, and still can assist it to rotate, still can protect servo motor simultaneously, in order to increase servo motor's security.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a perspective view of the local structure of the through opening of the present invention;
fig. 4 is a perspective view of the local structure of the threaded pipe of the present invention.
In the figure: 1. a bottom box; 2. a servo motor; 3. positive and negative threaded posts; 4. a threaded sleeve; 5. a pillar; 6. A first cylinder; 7. a first supporting plate; 8. a strut; 9. a connecting plate; 10. a second cylinder; 11. a second supporting plate; 12. a chute; 13. a slider; 14. a port; 15. a threaded rod; 16. a threaded pipe; 17. a toothed plate.
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. 1-4, a coal mine underground tunneling working face temporary support comprises a bottom case 1, a servo motor 2 is fixedly installed on one side of the bottom case 1, a positive and negative threaded column 3 is fixedly installed on an output shaft of the servo motor 2, the positive and negative threaded column 3 penetrates through one side of the bottom case 1 and is fixed on the inner wall of the bottom case 1, threaded sleeves 4 are connected to two ends of the outer side of the positive and negative threaded column 3 in a threaded manner, a support column 5 is fixedly installed on the top of each threaded sleeve 4, a first air cylinder 6 is fixedly installed on the top of each support column 5, a first support plate 7 is fixedly installed on the top of each first air cylinder 6, supporting rods 8 are fixedly installed on two ends of the top of the bottom case 1, a connecting plate 9 is fixedly installed on the top of each supporting rod 8, a second air cylinder 10 is fixedly installed on the top of each connecting plate 9, a second support plate 11 is fixedly installed on the top of each second air cylinder 10, and the bottom case 1 and the servo motor 2 are used for supporting, Positive and negative screw post 3, thread bush 4, pillar 5, first cylinder 6, first fagging 7, branch 8, connecting plate 9, the setting of second cylinder 10 and second fagging 11, can its supporting area of effectual extension, not only can adjust according to user's demand, and labour saving and time saving when the dismouting, work efficiency and practical function have been improved simultaneously, the area that current colliery is tunneled work in the pit and is faced its support of unable extension of support when having solved, because inside area is great, the unable use of adjusting according to user's demand of unified specification, and need more quantity, with the time and energy that not only wastes time and energy when leading to the dismouting, and work efficiency has been reduced, the problem of its practical effect has been reduced simultaneously.
In this embodiment, concrete, spout 12 has all been seted up at the both ends of under casing 1 inner chamber bottom, and the inner chamber sliding connection of spout 12 has slider 13, and slider 13's top and the bottom fixed mounting of thread bush 4 can be used for supporting spacingly to thread bush 4 to can guarantee the steadiness of its removal.
In this embodiment, specifically, opening 14 has all been seted up at the both ends at under casing 1 top, and opening 14 runs through under casing 1's top is passed through at the top of pillar 5, can be used for making things convenient for pillar 5 to run through under casing 1's top to still can assist pillar 5 to slide.
In this embodiment, it is concrete, the equal fixed mounting in both ends of under casing 1 bottom has threaded rod 15, and threaded rod 15's outside threaded connection has screwed pipe 16, can be used for driving pinion rack 17 through threaded connection's relation and move down to make its bottom and ground contact, so that receive and release pinion rack 17.
In this embodiment, specifically, the bottom bearing of the threaded pipe 16 supports the toothed plate 17, and the two sides of the threaded pipe 16 are both fixedly provided with the rotating rods, so that the supporting performance of the bottom case 1 can be increased conveniently, and the threaded pipe 16 can be rotated conveniently.
In this embodiment, it is concrete, the equal fixed mounting in four ends of under casing 1 bottom has the supporting leg, and the bottom fixed mounting of supporting leg has the gyro wheel, can be used for conveniently supporting under casing 1 to still can assist under casing 1 to remove.
In this embodiment, it is concrete, one side of positive and negative screw post 3 supports with one side bearing of 1 inner chamber of under casing, and one side fixed mounting of under casing 1 has the protection casing, and the protection casing is located servo motor 2's the outside, can be used for conveniently supporting positive and negative screw post 3 to still can assist it to rotate, still can protect servo motor 2 simultaneously, in order to increase servo motor 2's security.
The working principle is as follows: firstly, when the supporting area needs to be adjusted, an external controller is used for starting a servo motor 2, the servo motor 2 is used for driving a positive and negative threaded column 3 to rotate, the positive and negative threaded column 3 can drive a threaded sleeve 4 to move outwards through the threaded connection relation, so that a support column 5 is driven by the threaded sleeve 4, the support column 5 drives a first air cylinder 6, the first air cylinder 6 drives a first supporting plate 7 to move together, a larger gap is reserved between the two first supporting plates 7, then, the external controller is used for starting a second air cylinder 10, a second air cylinder 10 is used for pushing a second supporting plate 11 to move upwards, so that the first air cylinder 6 can move upwards through the gap reserved between the two first supporting plates 7, so as to facilitate the supporting work, and further increase the supporting area and effect, and when the two sides need to work, the external controller is used for starting the first air cylinder 6, utilize first cylinder 6 to promote first fagging 7 rebound can support it to guarantee its holistic supporting effect and area, and manual rotation screwed pipe 16, threaded connection's between accessible screwed pipe 16 and the threaded rod 15 relation drives pinion rack 17 and moves down, and makes the bottom and the ground contact of pinion rack 17, thereby increases the steadiness of equipment.
The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application belongs to the common knowledge in the field, and the present application mainly protects the mechanical device, so the present application does not explain the control mode and the circuit connection in detail.
The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.
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 (7)
1. The utility model provides a colliery is support when tunnelling work face in pit, includes under casing (1), its characterized in that: a servo motor (2) is fixedly arranged on one side of the bottom box (1), a positive and negative threaded column (3) is fixedly arranged on an output shaft of the servo motor (2), the positive and negative threaded columns (3) penetrate through one side of the bottom box (1) and are fixed on the inner wall of the bottom box (1), both ends of the outer side of the positive and negative threaded columns (3) are in threaded connection with threaded sleeves (4), a strut (5) is fixedly installed at the top of the threaded sleeve (4), a first air cylinder (6) is fixedly installed at the top of the strut (5), a first supporting plate (7) is fixedly arranged at the top of the first cylinder (6), supporting rods (8) are fixedly arranged at both ends of the top of the bottom box (1), a connecting plate (9) is fixedly arranged at the top of each supporting rod (8), the top fixed mounting of connecting plate (9) has second cylinder (10), the top fixed mounting of second cylinder (10) has second fagging (11).
2. The temporary support of the underground coal mine tunneling working face according to claim 1, which is characterized in that: the improved structure of the screw thread sleeve is characterized in that sliding grooves (12) are formed in two ends of the bottom of an inner cavity of the bottom box (1), sliding blocks (13) are connected to the inner cavity of the sliding grooves (12) in a sliding mode, and the tops of the sliding blocks (13) are fixedly mounted with the bottoms of the screw thread sleeves (4).
3. The temporary support of the underground coal mine tunneling working face according to claim 1, which is characterized in that: opening (14) have all been seted up at the both ends at under casing (1) top, opening (14) run through the top of under casing (1) is passed through at the top of pillar (5).
4. The temporary support of the underground coal mine tunneling working face according to claim 1, which is characterized in that: threaded rods (15) are fixedly mounted at two ends of the bottom box (1), and threaded pipes (16) are connected to the outer sides of the threaded rods (15) in a threaded mode.
5. The temporary support of the underground coal mine tunneling working face according to claim 4, wherein: the bottom bearing of threaded pipe (16) supports toothed plate (17), the both sides of threaded pipe (16) all fixed mounting have the bull stick.
6. The temporary support of the underground coal mine tunneling working face according to claim 1, which is characterized in that: four ends of the bottom box (1) are fixedly provided with supporting legs, and the bottoms of the supporting legs are fixedly provided with idler wheels.
7. The temporary support of the underground coal mine tunneling working face according to claim 1, which is characterized in that: one side of positive and negative screw post (3) and one side bearing support of under casing (1) inner chamber, one side fixed mounting of under casing (1) has the protection casing, and the protection casing is located the outside of servo motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120127457.4U CN214403637U (en) | 2021-01-18 | 2021-01-18 | Coal mine underground tunneling working face temporary support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120127457.4U CN214403637U (en) | 2021-01-18 | 2021-01-18 | Coal mine underground tunneling working face temporary support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214403637U true CN214403637U (en) | 2021-10-15 |
Family
ID=78046203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120127457.4U Expired - Fee Related CN214403637U (en) | 2021-01-18 | 2021-01-18 | Coal mine underground tunneling working face temporary support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214403637U (en) |
-
2021
- 2021-01-18 CN CN202120127457.4U patent/CN214403637U/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: 20211015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |