CN202832542U - Material extraction system, face conveyer and middle groove assembly for underground mine - Google Patents
Material extraction system, face conveyer and middle groove assembly for underground mine Download PDFInfo
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- CN202832542U CN202832542U CN 201220071737 CN201220071737U CN202832542U CN 202832542 U CN202832542 U CN 202832542U CN 201220071737 CN201220071737 CN 201220071737 CN 201220071737 U CN201220071737 U CN 201220071737U CN 202832542 U CN202832542 U CN 202832542U
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Abstract
The utility model relates to a material extraction system, face conveyer and middle groove assembly for underground mine. An armored face conveyor comprises a plurality of middle grooves which are positioned adjacently, a plurality of scraping plates and a connecting element. Each middle groove comprises a groove with an outer groove surface and an inner groove surface. The plurality of scraping plates span the middle grooves to extend transversally and are accepted by the grooves. Each scraping plate comprises an end portion, the end portion is provided with an upper guide surface and a lower guide surface. The connecting element extends to pass the plurality of scraping plates and enables the scraping plates to be connected. Transverse movement of any scraping plate leading the upper guide surface to be contacted with the outer groove surface basically enables the lower guide surface to be contacted with the inner groove surface simultaneously.
Description
Technical field
The utility model relates to the face conveyer for the underground longwall exploitation.
Background technology
Broadwall is a kind of underground mining form, and wherein, the longwell of material (for example coal) is exploited with single section (for example 1-2 rice is thick).Longwell panel (material block of namely being exploited) variable size, the 3-4 km is long and 250-400 rice is wide but can reach.The face conveyer of armouring is the part of integrated longwell material extraction system, and except other element, longwell material extraction system also comprises material cutting machine device (such as cutter) and supporting construction (such as roof timbering etc.).Another conveyer or different positions are collected and be drawn to the material that the face conveyer is used for removing.
The utility model content
In one embodiment, the utility model provides a kind of material extraction system for sub-terrain mines, it is characterized in that, described material extraction system comprises:
The material cutting machine device; And
Be used for transportation by the face conveyer of the material of described material cutting machine device cutting, described conveyer comprises:
A plurality of intermediate channel of location adjacent one another are, each intermediate channel comprise the groove with outer fissure groove face and septal fossula groove face,
A plurality of scraper plates of crossing over described intermediate channel horizontal expansion and being admitted by described groove, each scraper plate comprises the end, this end has towards the upper guiding surface of described outer fissure groove face with towards the lower guiding surface on described internal channel surface, and
Connecting elements, described connecting elements extend through described a plurality of scraper plate and described scraper plate are coupled to each other,
Wherein, the transverse shifting that causes described upper guiding surface to contact described outer fissure groove face of any one described scraper plate causes described lower guiding surface to contact described septal fossula groove face basically simultaneously.
Preferably, described scraper plate also comprises the low friction guidance system that guides described scraper plate for the outer fissure groove face along described intermediate channel.
Preferably, described guidance system comprises roller, and described roller stretches out and contacts the outer fissure groove face of described intermediate channel from described upper guiding surface.
Preferably, described intermediate channel also comprises plate, and this plate extends between the limit of described intermediate channel and described groove is divided into top channel portions and cunette slot part.
Preferably, chain and scraper plate are driven by driven unit continuously, and described driven unit is positioned at an end place of described conveyer.
Preferably, the upper guiding surface of each scraper plate and the spaced apart lateral separation of described outer fissure groove face, and the lower guiding surface of each scraper plate and the spaced apart substantially the same lateral separation of described septal fossula groove face.
Preferably, the outer fissure groove face of described intermediate channel becomes with the internal channel surface construction described scraper plate is remained in the center with respect to described intermediate channel.
Preferably, scraper plate and continuous chain limit the end face of described conveyer, and wherein said material is along the top mobile of described conveyer.
Preferably, described material extraction machine moves by described a plurality of intermediate channel supportings and along described a plurality of intermediate channel.
Preferably, described connecting elements comprises continuous chain.
Preferably, described outer fissure groove face and described septal fossula groove face are basically parallel to each other.
Preferably, described outer fissure groove face and described septal fossula groove face are basically vertical.
In another embodiment, the utility model provides a kind of face conveyer of the material for removing sub-terrain mines, it is characterized in that, described conveyer comprises:
A plurality of intermediate channel of location adjacent one another are, each intermediate channel comprise the groove with outer fissure groove face and septal fossula groove face;
A plurality of scraper plates of crossing over described intermediate channel horizontal expansion and being admitted by described groove, each scraper plate comprises the end, this end has upper guiding surface and lower guiding surface; And
Connecting elements, described connecting elements extends through described a plurality of scraper plate and described scraper plate is coupled to each other, wherein, the transverse shifting that causes described upper guiding surface to contact described outer fissure groove face of any one described scraper plate causes described lower guiding surface to contact described septal fossula groove face basically simultaneously.
Preferably, described scraper plate also comprises the low friction guidance system that guides described scraper plate for the described outer fissure groove face along described intermediate channel.
Preferably, described guidance system comprises roller, and described roller stretches out and contacts the described outer fissure groove face of described intermediate channel from described upper guiding surface.
Preferably, described intermediate channel also comprises plate, and this plate extends between the limit of described intermediate channel and described groove is divided into top channel portions and cunette slot part.
Preferably, chain and scraper plate are driven by driven unit continuously, and described driven unit is positioned at an end place of described conveyer.
Preferably, the outer fissure groove face of described intermediate channel becomes with the internal channel surface construction described scraper plate is remained in the center with respect to described intermediate channel.
Preferably, described upper guiding surface and the spaced apart lateral separation of described outer fissure groove face, and described lower guiding surface and the spaced apart substantially the same lateral separation of described septal fossula groove face.
Preferably, described outer fissure groove face and described septal fossula groove face are basically parallel to each other.
Preferably, described outer fissure groove face and described septal fossula groove face are basically vertical.
In another embodiment, the utility model provides a kind of intermediate channel assembly for the production face conveyer, it is characterized in that, described assembly comprises:
Intermediate channel, described intermediate channel comprise the groove with outer fissure groove face and septal fossula groove face; And
The scraper plate of crossing over described intermediate channel horizontal expansion and being admitted by described groove, described scraper plate can be in described groove transverse shifting and comprise the end, this end has the upper guiding surface relative with described outer fissure groove face and the lower guiding surface relative with described septal fossula groove face, wherein, the transverse shifting that causes described upper guiding surface to contact described outer fissure groove face of described scraper plate causes described lower guiding surface to contact described septal fossula groove face basically simultaneously.
Preferably, when described scraper plate is basically placed in the middle in described intermediate channel, described upper guiding surface and the spaced apart lateral separation of described outer fissure groove face, and described lower guiding surface and the spaced apart substantially the same lateral separation of described septal fossula groove face.
Preferably, described outer fissure groove face and described septal fossula groove face are basically parallel to each other.
Preferably, described outer fissure groove face and described septal fossula groove face are basically vertical.
Description of drawings
By considering detail specifications and accompanying drawing, it is obvious that other side of the present utility model will become.
Fig. 1 is the phantom drawing according to the subsurface materials extraction system of embodiment of the present utility model.
Fig. 2 is the phantom drawing according to the face conveyer of the material extraction system of Fig. 1 of embodiment of the present utility model.
Fig. 3 is the sectional view of face conveyer shown in Figure 2.
Fig. 4 is the sectional view of another embodiment of the face conveyer among Fig. 2.
Fig. 5 is the phantom drawing that is included in the part of the scraper plate in the face conveyer of Fig. 2.
Fig. 6 is the phantom drawing of a part that is included in another embodiment of the scraper plate in the face conveyer of Fig. 2.
The specific embodiment
Before describing any embodiment of the present utility model in detail, be to be understood that the utility model be not limited in this application structure detail and set forth in the following description or accompanying drawing in the layout of the parts that illustrate.The utility model can have other embodiment, and can put into practice in every way or implement.
Fig. 1 is the phantom drawing according to the subsurface materials extraction system 10 of embodiment of the present utility model.This material extraction system 10 is (being production face 12) removing materials from the soil.System 10 comprises that the continuous material that moves along the horizontal direction that is roughly parallel to production face 12 cuts for example longwell cutter of mining device 15().Cutter 15 is installed on the armouring face conveyer 20, and armouring face conveyer 20 is positioned at material cutting machine device 15 belows and rear and is roughly parallel to production face 12 and extends.Material extraction system 10 also comprises the roof plate supporting structure 25 that structure support is provided to system 10.In certain embodiments, supporting construction 25 comprises a plurality of roof timberings 26 that extend forward from corresponding bearing socket 27.Roof timbering 26 and a bearing socket 27 edges are parallel to the line extension of production face 12 and advance forward with cutter 15 and face conveyer 20 from production face 12 removing materials the time.
In certain embodiments, material extraction system 10 can comprise discharge conveyer 30, and discharge conveyer 30 is approximately perpendicular to production face 12 orientations and extends away from production face 12.Also can arrange and load the machine (not shown), so that material is removed and will be sent to from the material that conveyer 20 and 30 removes crushing engine, screening washer or other process equipments from conveyer.Discharge conveyer 30 and can be connected to face conveyer 20, thereby be easy to be sent to discharge conveyer 30 by the material that face conveyer 20 moves.For example, face conveyer 20 can comprise usually discharge portion 32 at one end, and discharge portion 32 can operate with the material stacking that will remove from production face 12 to discharging on the conveyer 30.Face conveyer 20 and discharge conveyer 30 can operationally be driven maybe by the drive system of cutter 15 and can comprise himself independently drive system, and wherein any can be electricity and/or hydraulic pressure in essence.
Longwell cutter 15 comprises chassis 35 and a pair of articulated jib 38 of essentially rectangular, each articulated jib 38 supporting cutting machine assembly 40.Arm 38 is connected to pivotally the opposite end on chassis 35 and pivots by the actuator (not shown) that is connected between arm 38 and the chassis 35.Each arm 38 supporting cutting machine motor (not shown), the cutting machine motor can be operable to and drive rotatably cutting machine assembly 40.Cutting machine assembly 40 comprises the cutting surfaces (not shown), and cutting surfaces is used for when longwell cutter 15 is roughly parallel to production face 12 and moves from production face 12 removing materials.Collected by face conveyer 20 by the material that cutter 15 removes.Face conveyer 20 is towards discharge portion 32 delivery materials, discharge portion with material stacking to discharging on the conveyer 30.Then, discharge conveyer 30 material is transported out of the delivery of production zone ground with further processing.Therefore, material is removed continuously from production face 12 and is transported to face conveyer 20 from cutter 15, to discharge portion 32, and then by discharging conveyer 30 away from production zone.In certain embodiments, whole service is to control automatically and/or by the operator away from the production zone location.
Fig. 2 is the phantom drawing that is included in the face conveyer 20 in the material extraction system 10.Face conveyer 20 comprises a plurality of conveyor section or intermediate channel 45 and haul assembly 49, and haul assembly 49 comprises the connecting elements that is chain 55 forms and is connected the scraper plate 60 that chain 55 connects.Haul assembly 49 extends along intermediate channel 45.In the embodiment shown, conveyer 20 comprises two connecting elementss 55.In other embodiments, conveyer 20 can comprise that a connecting elements 55 maybe can comprise three or more connecting elementss according to application.In alternate embodiment, connecting elements 55 can be or comprise ribbon, band or be used for any other suitable device along intermediate channel 45 mobile scrapers 60.The total length of face conveyer 20 depends on use what intermediate channel 45.
Also extend along production face 12 intermediate channel 45 location adjacent one another are.In the embodiment shown, intermediate channel 45 is made of from one piece usually, and this from one piece limits two siding tracks 48, and siding track 48 connects by the central plate 50 that extends between two siding tracks 48.Siding track 48 limits relative intermediate channel side 46 and 47.In another embodiment, intermediate channel can be made of many materials, and these many materials are connected to each other by welding or any enough bindiny mechanisms.
Intermediate channel 45 comprises upper channel 83 and lower channel 87, and supporting haul assembly 49.Upper channel 83 is admitted and advancing forward of assembly 49 hauled in supporting, and lower channel 87 is admitted and returning of assembly 49 of supporting haul advanced.Siding track 48 be positioned at upper channel 83 outside plate end place inwardly towards top channel portions 70 and be positioned at lower channel 87 outside plate end place inwardly towards cunette slot part 73.When hauling assembly 49 when run duration moves along intermediate channel 45, channel portions 70,73 guiding haul assemblies 49.More particularly, haul assembly 49 is at first driven along upper channel 83, and is guided until the end of the face of arrival conveyer 20 by top channel portions 70.Then, haul assembly 79 enters lower channel 87 and is directed getting back to the opposite end of face conveyer 20 by cunette slot part 73 from upper channel 83 transition.Haul assembly 49 is driven by the driven unit (not shown) at the every end place that is positioned at face conveyer 20.In certain embodiments, driven unit comprises sprocket, but also can use the driven unit of other types.
The top channel portions 70 of intermediate channel 45 comprises extension 75, and it is not shown that extension 75 limits end face 75A, bottom surface 75B() and vertical outer fissure groove face 77A roughly.Top channel portions 70 also comprises roughly vertical septal fossula groove face 79A and following 81, and septal fossula groove face 79A is positioned at 75 belows, top and is parallel to outer fissure groove face 77A, below 81 to locate with respect to outer fissure groove face 77A certain angle.Top channel portions 70 is finished by the upper part 83 of plate 50.Shown in Fig. 2-4, in the top of intermediate channel 45 channel portions 70, all there is the element of top channel portions 70.
The cunette slot part 73 of intermediate channel 45 comprises roughly vertical outer fissure groove face 77B, the face 85 of approximate horizontal, outer fissure groove face 77B is parallel to the outer fissure groove face 77A of top channel portions 70, the face 85 of approximate horizontal is grooved surface 77B and roughly extending between the vertical septal fossula groove face 79B outside, and roughly vertical septal fossula groove face 79B is parallel to the septal fossula groove face 79A of top channel portions 70.Cunette slot part 73 is finished with the bottom support part 88 that is parallel to plate 50 by the lower part 87 of plate 50.Shown in Fig. 2-4, in two cunette slot parts 73 of intermediate channel 45, all there is the element of cunette slot part 73.
A plurality of elongated scraper plates 60 extend between the two ends 46 and 47 of intermediate channel 45.The a plurality of scraper plates 60 of connecting elements 55 extend throughs also are coupled to each other scraper plate 60.In the embodiment shown, connecting elements comprises two continuous chains 55.Scraper plate 60 comprises body 89, and body 89 limits two isolated ends 90.The body 89 of scraper plate 60 comprises at least one opening 92, and opening 92 is used for joint continuity chain 55.
Illustrate such as the best as described in Fig. 3 and 4, each comprises top shoulder 93 and from top shoulder 93 along the end shoulder 95 that extends towards the direction of the siding track 48 of intermediate channel 45 end of scraper plate 60 90.93 each restriction first of top shoulder or upper guiding surface 97, and 95 each restriction second of end shoulder or lower guiding surface 98.When scraper plate 60 is positioned in the top channel portions 70, upper guiding surface 97 each in the face of corresponding one among the outer fissure groove face 77A, and lower guiding surface 98 each in the face of corresponding one among the septal fossula groove face 79A.When scraper plate 60 is positioned in the cunette slot part 73, upper guiding surface 97 each in the face of corresponding one among the outer fissure groove face 77B, and lower guiding surface 98 each in the face of corresponding one among the septal fossula groove face 79B.
Do not consider that scraper plate 60 is whether in top channel portions 70 or cunette slot part 73, the geometry of scraper plate 60, top channel portions 70, cunette slot part 73 is so that for each end of scraper plate 60, the distance between the distance between upper guiding surface 97 outer fissure groove face 77A corresponding to it or the 77B and lower guiding surface 98 its corresponding septal fossula groove face 79A or the 79B is roughly the same.Thus, when scraper plate 60 during at the run duration transverse shifting, if upper guiding surface 97 contacts with outer fissure groove face 77A or 77B, the while contacts with septal fossula groove face 79A or 79B basically then to descend guiding surface 97.Because there are two contact surfaces, thus reduced on the scraper plate 60 and intermediate channel 45 on wearing and tearing.When scraper plate 60 during at channel portions 70 center, top, distance between upper guiding surface 97 on each end of scraper plate 60 outer fissure groove face corresponding to it 77A is roughly the same, and the distance between the septal fossula groove face corresponding to it of the lower guiding surface 98 on each end of scraper plate 60 79A is also roughly the same, and and upper guiding surface 97 and outer fissure groove face 77A between distance roughly the same.When scraper plate 60 during at cunette slot part 73 center, situation is identical.
Shown in Fig. 4-6, in certain embodiments, the top shoulder 93 of scraper plate 60 also comprises low friction guidance system, and this low friction guidance system is operationally along outer fissure groove face 77A or the 77B guiding scraper plate of intermediate channel.For example, guidance system can comprise the roller 99 on the first vertical part 97 that is installed in top shoulder 93, outer fissure groove face 77A or the 77B of roller contact intermediate channel 45.
The material that is removed by cutter 15 drops on mobile face conveyer 20.Each intermediate channel 45 of face conveyer 20 supports, catches, and along the line guiding scraper plate 60 of the limit 46 that is parallel to intermediate channel 45 and 47 and therefore guide continuous chain 55.Specifically, the guiding of conveyer 20 middle scrapers 60 and chain 55 and capture ability are provided by the top channel portions 70 of the intermediate channel 45 of improving and the structure (being also referred to as Sigma's profile of intermediate channel) of cunette slot part 73 and the shoulder 93 of scraper plate 60 and 95 structure.Shown in Fig. 2-4, existing structure allows the first vertical part 97 of top shoulder 93 to aim at outer fissure groove face 77A and the 77B of intermediate channel 45, and the second vertical part of end shoulder 95 is aimed at septal fossula groove face 79A and the 79B of intermediate channel 45.Therefore, the outer fissure groove face 77 of intermediate channel 45 and septal fossula groove face 79 are configured to scraper plate 60 is remained in the center with respect to intermediate channel.
When scraper plate 60 moved along intermediate channel 45, they were by the traction of the scraper plate 45 that improves and continuous chain 55 assemblies and the described structure guiding of supporting.As shown in Figure 3, when interior when mobile at plate portion 65, scraper plate 60 is shelved on the upper part 83 of plate 50 and by utilizing the aligning between the first vertical part 97 and the outer fissure groove face 77A, and aiming between the septal fossula groove face 79A of the second vertical part 98 and intermediate channel 45 moved.In addition, interior when mobile at the channel part 67 of intermediate channel 45 when scraper plate 60, utilize scraper plate vertical part 97 and 98 with grooved surface 77B and 79B between similar the aligning.
Therefore, in order to fix but the not movement of limiting scraper 60, the first and second vertical parts 97 and 98 are connected to outer fissure groove face 77A/77B and septal fossula groove face 79A/79B not firmly.Along intermediate channel 45 guiding scraper plate 60 time, the vertical plane of accelerating 77 and 79 of intermediate channel 45 has reduced to be applied to the power of each vertical plane 77 and 79.Therefore, reduced wear extent on intermediate channel 45 and scraper plate shoulder 93 and 95.In addition, for intermediate channel 45, this structure makes it possible to vertically use less Sigma's profile with horizontal direction.
Fig. 4-6 shows the embodiment of material extraction system 10, and the top shoulder 93 of its middle scraper 60 comprises roller 99, and roller 99 stretches out towards the siding track 48 of intermediate channel 45 from the edge of top shoulder 93.Specifically, roller 99 is installed on the first vertical part 97 of top shoulder 93 and contacts outer fissure groove face 77A and the 77B of intermediate channel 45.When scraper plate 60 moved along the top channel portions 70 of intermediate channel 45 or cunette slot part 73, roller 99 was along outer fissure groove face 77A or 77B rotation.
In certain embodiments, described roller 99 comprises the independent component (referring to Fig. 5) in the opening 102 of the first vertical part 97 that mechanically is incorporated into scraper plate 60.In these embodiments, roller 99 can remove and/or change by the opening 102 of scraper plate 60.In alternate embodiment (Fig. 6), scraper plate 60 comprises the screw for example by securing member 107() be connected to the roller assembly 105 of scraper plate 60.Roller assembly 105 is positioned at by the top of top shoulder 93 and divides in 110 openings that limit 109.In these embodiments, roller 99 removes and/or changes by removing whole roller assembly 105.Other structures or the mechanism that are used for roller 99 is connected to the top shoulder 93 of scraper plate 60 also are possible.
Claims (25)
1. a material extraction system that is used for sub-terrain mines is characterized in that, described material extraction system comprises:
The material cutting machine device; And
Be used for transportation by the face conveyer of the material of described material cutting machine device cutting, described conveyer comprises:
A plurality of intermediate channel of location adjacent one another are, each intermediate channel comprise the groove with outer fissure groove face and septal fossula groove face,
A plurality of scraper plates of crossing over described intermediate channel horizontal expansion and being admitted by described groove, each scraper plate comprises the end, this end has towards the upper guiding surface of described outer fissure groove face with towards the lower guiding surface on described internal channel surface, and
Connecting elements, described connecting elements extend through described a plurality of scraper plate and described scraper plate are coupled to each other,
Wherein, the transverse shifting that causes described upper guiding surface to contact described outer fissure groove face of any one described scraper plate causes described lower guiding surface to contact described septal fossula groove face basically simultaneously.
2. material extraction as claimed in claim 1 system is characterized in that, described scraper plate also comprises the low friction guidance system that guides described scraper plate for the outer fissure groove face along described intermediate channel.
3. material extraction as claimed in claim 2 system is characterized in that, described guidance system comprises roller, and described roller stretches out and contacts the outer fissure groove face of described intermediate channel from described upper guiding surface.
4. material extraction as claimed in claim 1 system is characterized in that, described intermediate channel also comprises plate, and this plate extends between the limit of described intermediate channel and described groove is divided into top channel portions and cunette slot part.
5. material extraction as claimed in claim 1 system is characterized in that, chain and scraper plate are driven by driven unit continuously, and described driven unit is positioned at an end place of described conveyer.
6. material extraction as claimed in claim 1 system is characterized in that the upper guiding surface of each scraper plate and the spaced apart lateral separation of described outer fissure groove face, and the lower guiding surface of each scraper plate and the spaced apart substantially the same lateral separation of described septal fossula groove face.
7. material extraction as claimed in claim 1 system is characterized in that, the outer fissure groove face of described intermediate channel becomes with the internal channel surface construction described scraper plate is remained in the center with respect to described intermediate channel.
8. material extraction as claimed in claim 1 system is characterized in that, scraper plate and continuously chain limit the end face of described conveyer, and wherein said material is along the top mobile of described conveyer.
9. material extraction as claimed in claim 1 system is characterized in that, described material extraction machine moves by described a plurality of intermediate channel supportings and along described a plurality of intermediate channel.
10. material extraction as claimed in claim 1 system is characterized in that, described connecting elements comprises continuous chain.
11. material extraction as claimed in claim 1 system is characterized in that described outer fissure groove face and described septal fossula groove face are basically parallel to each other.
12. material extraction as claimed in claim 1 system is characterized in that described outer fissure groove face and described septal fossula groove face are basically vertical.
13. the face conveyer for the material that removes sub-terrain mines is characterized in that, described conveyer comprises:
A plurality of intermediate channel of location adjacent one another are, each intermediate channel comprise the groove with outer fissure groove face and septal fossula groove face;
A plurality of scraper plates of crossing over described intermediate channel horizontal expansion and being admitted by described groove, each scraper plate comprises the end, this end has upper guiding surface and lower guiding surface; And
Connecting elements, described connecting elements extends through described a plurality of scraper plate and described scraper plate is coupled to each other, wherein, the transverse shifting that causes described upper guiding surface to contact described outer fissure groove face of any one described scraper plate causes described lower guiding surface to contact described septal fossula groove face basically simultaneously.
14. as claimed in claim 13 conveyer is characterized in that, described scraper plate also comprises the low friction guidance system that guides described scraper plate for the described outer fissure groove face along described intermediate channel.
15. as claimed in claim 14 conveyer is characterized in that described guidance system comprises roller, described roller stretches out and contacts the described outer fissure groove face of described intermediate channel from described upper guiding surface.
16. as claimed in claim 13 conveyer is characterized in that described intermediate channel also comprises plate, this plate extends between the limit of described intermediate channel and described groove is divided into top channel portions and cunette slot part.
17. as claimed in claim 13 conveyer is characterized in that, chain and scraper plate are driven by driven unit continuously, and described driven unit is positioned at an end place of described conveyer.
18. as claimed in claim 13 conveyer is characterized in that, the outer fissure groove face of described intermediate channel becomes with the internal channel surface construction described scraper plate is remained in the center with respect to described intermediate channel.
19. as claimed in claim 13 conveyer is characterized in that, described upper guiding surface and the spaced apart lateral separation of described outer fissure groove face, and described lower guiding surface and the spaced apart substantially the same lateral separation of described septal fossula groove face.
20. as claimed in claim 13 conveyer is characterized in that, described outer fissure groove face and described septal fossula groove face are basically parallel to each other.
21. as claimed in claim 13 conveyer is characterized in that, described outer fissure groove face and described septal fossula groove face are basically vertical.
22. an intermediate channel assembly that is used for the production face conveyer is characterized in that, described assembly comprises:
Intermediate channel, described intermediate channel comprise the groove with outer fissure groove face and septal fossula groove face; And
The scraper plate of crossing over described intermediate channel horizontal expansion and being admitted by described groove, described scraper plate can be in described groove transverse shifting and comprise the end, this end has the upper guiding surface relative with described outer fissure groove face and the lower guiding surface relative with described septal fossula groove face, wherein, the transverse shifting that causes described upper guiding surface to contact described outer fissure groove face of described scraper plate causes described lower guiding surface to contact described septal fossula groove face basically simultaneously.
23. intermediate channel assembly as claimed in claim 22, it is characterized in that, when described scraper plate is basically placed in the middle in described intermediate channel, described upper guiding surface and the spaced apart lateral separation of described outer fissure groove face, and described lower guiding surface and the spaced apart substantially the same lateral separation of described septal fossula groove face.
24. intermediate channel assembly as claimed in claim 22 is characterized in that, described outer fissure groove face and described septal fossula groove face are basically parallel to each other.
25. intermediate channel assembly as claimed in claim 22 is characterized in that, described outer fissure groove face and described septal fossula groove face are basically vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071737 CN202832542U (en) | 2012-02-29 | 2012-02-29 | Material extraction system, face conveyer and middle groove assembly for underground mine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071737 CN202832542U (en) | 2012-02-29 | 2012-02-29 | Material extraction system, face conveyer and middle groove assembly for underground mine |
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| CN202832542U true CN202832542U (en) | 2013-03-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291296A (en) * | 2012-02-29 | 2013-09-11 | 乔伊·姆·特拉华公司 | Armored surface conveyor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291296A (en) * | 2012-02-29 | 2013-09-11 | 乔伊·姆·特拉华公司 | Armored surface conveyor |
| CN103291296B (en) * | 2012-02-29 | 2017-05-24 | 乔伊·姆·特拉华公司 | Armored surface conveyor |
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