CN212868884U - Multidirectional switching device for mine filling slurry conveying pipeline - Google Patents

Abstract

The utility model provides a mine is filled multidirectional auto-change over device of ground paste pipeline relates to metal/nonmetal mine and fills technical field, the utility model provides a mine is filled multidirectional auto-change over device of ground paste pipeline includes actuating mechanism and reversing mechanism, and reversing mechanism has the switching-over passageway, and the feed inlet of switching-over passageway is used for and the trunk line intercommunication, and the discharge gate of switching-over passageway is used for and communicates with a plurality of lateral conduits, and actuating mechanism is connected with the reversing mechanism transmission, and actuating mechanism is used for driving the reversing mechanism and rotates to make the discharge gate of switching-over passageway aim at arbitrary one lateral conduit or with the crisscross setting of each lateral conduit. The multidirectional switching device for the mine filling slurry conveying pipeline can realize quick butt joint of the discharge port of the reversing channel and each branch pipeline, realize continuous filling of materials without stopping, save labor cost and time cost when the branch pipelines are switched, improve the automation degree of a filling system, and ensure the continuity and the high efficiency of filling operation.

Description

Multidirectional switching device for mine filling slurry conveying pipeline

Technical Field

The utility model belongs to the technical field of metal/nonmetal mine filling technique and specifically relates to a mine is filled ground paste pipeline multidirectional auto-change over device.

Background

With the continuous improvement of the safety and environmental protection standards of mining, the filling mining method has been greatly developed and widely applied in recent years. After the filling slurry is prepared on the ground surface, the filling slurry is conveyed to an underground stope through a filling pipeline; when a main pipe extends from a surface preparation station to the vicinity of a stope, generally one main pipe corresponds to a plurality of branch pipes leading to different stopes. Because in the same time interval, single trunk line only adopts the flange mode to link to each other with one in the many lateral conduits, so rely on the manual work to accomplish the switching process between trunk line and different lateral conduits usually.

The domestic current method is that after the filling operation of one stope is completed, underground personnel inform the ground surface preparation station of stopping the whole system and cleaning the pipeline, after the underground personnel receive a pipeline cleaning completion instruction, the underground personnel manually disassemble a pipeline connecting flange leading to the filled stope, and inform the ground surface preparation station of filling after a pipeline leading to the next filling stope is replaced; in this way, the whole process needs to be completely carried out every time the stope is replaced, the process is complicated and low in efficiency, and the continuous operation of the mine filling process and the improvement of the automation degree are not facilitated; and frequent shutdown and pipe washing can increase the pipe washing water in the filling stope, so that the actual filling concentration is easily lower than the designed concentration, the strength of the filling body can not reach the theoretical designed value, and potential safety hazards are buried for subsequent mining.

Therefore, at the junction of the main pipeline and the multi-branch pipelines, a device which has a simple structure and can realize the belt material switching and the remote control filling slurry conveying pipeline multi-directional switching is selected according to the distribution characteristics of the stope to be filled and the number of the branch pipelines, and the device has important significance for ensuring the continuity of filling operation, improving the automation degree of a filling pipe conveying system, and improving the filling operation efficiency and the quality of a filling body.

SUMMERY OF THE UTILITY MODEL

In light of the above-described shortcomings and disadvantages, it is an object of the present disclosure to at least address one or more of the above-described problems in the prior art.

The utility model provides a mine is filled ground paste pipeline multidirectional auto-change over device, including actuating mechanism and reversing mechanism, reversing mechanism has the switching-over passageway, the feed inlet of switching-over passageway is used for communicating with the trunk line, the discharge gate of switching-over passageway is used for communicating with a plurality of lateral conduits, actuating mechanism with the reversing mechanism transmission is connected, actuating mechanism is used for the drive reversing mechanism rotates, so that arbitrary one is aimed at to the discharge gate of switching-over passageway lateral conduits or with each the lateral conduit is crisscross to be set up.

Further, the multidirectional switching device for the mine filling slurry conveying pipeline further comprises a feeding part and a discharging part which are rotatably connected with the reversing mechanism;

the feeding part is provided with a feeding pipe, one end of the feeding pipe is used for being connected with the main pipeline, and the other end of the feeding pipe is communicated with a feeding hole of the reversing channel;

the discharging part is provided with a plurality of branch pipe sections, one end of each branch pipe section is used for being connected with one branch pipe, and the other end of each branch pipe section is communicated with a discharging hole of the reversing channel.

Further, the feeding pipe is provided with a first flange assembly, and the first flange assembly is used for connecting the feeding pipe with the main pipeline;

and a second flange assembly is arranged on the branch pipe section and connects the branch pipe section with one branch pipeline.

Further, the multidirectional switching device of mine filling slurry conveying pipeline still includes the box, the box cover is located the outside of reversing mechanism, feed portion and ejection of compact portion.

Further, the feeding pipe is also provided with a third flange assembly, and the third flange assembly is used for mounting the feeding pipe on the box body;

and a fourth flange assembly is further arranged on the branch pipe section, and the fourth flange assembly is used for installing the branch pipe section on the box body.

Further, the box body is of a cuboid structure, and/or the box body is made of metal.

Furthermore, the axis of the feeding pipe coincides with the rotation axis of the reversing mechanism, and faces the cross section direction of the plurality of branch pipe sections, and the pipe centers of the plurality of branch pipe sections are all distributed on a concentric circle with the pipe center of the feeding pipe.

Further, the number n of the branch pipe sections, and the included angle between the connecting line between the pipe center of any two adjacent branch pipe sections and the pipe center of the feeding pipe is/n degrees.

Furthermore, the feed inlet of switching-over passageway with the inlet pipe diameter equals and the axis coincidence, the discharge gate of switching-over passageway with each the branch pipe section diameter equals and with rather than aim at the branch pipe section axis coincidence.

Further, the reversing mechanism is engaged with the driving mechanism.

The utility model provides a multidirectional auto-change over device of ground paste pipeline is filled in mine can produce following beneficial effect:

when the multidirectional switching device for the mine filling slurry conveying pipeline is used, a technician installs the switching device near the junction of the main pipeline and branch pipelines leading to various stopes. In the initial state, the feed port of the reversing channel is communicated with the main pipeline, the discharge port of the reversing channel is communicated with one of the branch pipelines, the branch pipeline can be filled corresponding to a stope, after the stope is filled, the driving mechanism drives the reversing mechanism to rotate, the feed port of the reversing channel still keeps the communicated state with the main pipeline, the discharge port of the reversing channel is communicated with the next branch pipeline, the next stope can be filled at the moment, and the steps are repeated until all the stopes are filled. In the process, the driving mechanism can also make the discharge port of the reversing channel and each branch pipeline arranged in a staggered way, namely the discharge port of the reversing channel is not communicated with any branch pipeline, thereby achieving the closing state.

Compared with the prior art, the utility model provides a mine is filled multidirectional auto-change over device of ground paste pipeline can realize the quick butt joint of switching-over passageway discharge gate and each stope lateral conduit, and the pipeline lasts the area material and fills, realizes not shutting down and fills in succession, and the cost of labor and the time cost when sparingly switching the lateral conduit improve filling system's degree of automation, and then guarantee to fill continuity and the high efficiency of operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a multidirectional switching device for a mine filling slurry conveying pipeline provided by the present invention;

fig. 2 is a sectional view taken along line a-a of fig. 1.

Icon: 01-a drive mechanism; 011-a motor; 012-a drive shaft; 013-driving gears; 014-motor support; 015-left support; 016-right support; 02-a reversing mechanism; 021-a commutating channel; 0211-feed inlet; 0212-discharge port; 03-a main pipeline; 04-branch pipeline; 05-a feed pipe; 06-a discharging part; 061-Branch pipe section; 07-a box body; 08-a first flange assembly; 09-a second flange assembly; 10-a third flange assembly; 11-a fourth flange assembly; 12-buried bolt.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

The embodiment provides a multidirectional switching device for a mine filling slurry conveying pipeline, as shown in fig. 1, the multidirectional switching device comprises a driving mechanism 01 and a reversing mechanism 02, wherein the reversing mechanism 02 is provided with a reversing channel 021, a feed inlet 0211 of the reversing channel 021 is used for being communicated with a main pipeline 03, a discharge outlet 0212 of the reversing channel 021 is used for being communicated with a plurality of branch pipelines 04, the driving mechanism 01 is in transmission connection with the reversing mechanism 02, and the driving mechanism 01 is used for driving the reversing mechanism 02 to rotate so that the discharge outlet 0212 of the reversing channel 021 is aligned with any one branch pipeline 04 or is arranged in a staggered mode with each branch pipeline 04.

Specifically, referring to fig. 1 as an example, the number of the branch pipes is at least three, and the branch pipes are a first branch pipe, a second branch pipe, and an nth branch pipe …. In the initial state, a feed inlet 0211 of the reversing mechanism 02 is communicated with the main pipeline 03, a discharge outlet 0212 of the reversing mechanism 02 is communicated with the first branch pipeline, and filling of a No. 1 stope can be carried out; after the filling of the No. 1 stope is finished, the driving mechanism 01 drives the reversing mechanism 02 to rotate for a certain angle, and at the moment, the reversing mechanism 02 is communicated with the second branch pipeline, so that the filling of the No. 2 stope can be carried out; during filling of No. 2 stope, the branch pipeline leading to No. 1 stope can be cleaned by using washing water, wastewater is discharged into the underground drainage ditch and does not enter the stope, after cleaning is finished, the branch pipeline leading to No. 1 stope can be detached, and the branch pipeline of No. 4 stope to be filled is installed; after the filling of the No. 2 stope is finished, the third branch pipeline is switched to fill the No. 3 stope, and meanwhile, the branch pipeline of the No. 5 stope to be filled is used for replacing the branch pipeline of the No. 2 stope; the above-mentioned processes are alternatively circulated until the filling is completed, so that the butt joint of discharge hole of reversal channel 021 and several branch pipelines 04 can be implemented.

Compared with the traditional device for disassembling and assembling by manpower, the multidirectional switching device for the mine filling slurry conveying pipeline has the advantages that the switching time is short, the efficiency is high, the continuity of filling operation can be ensured, the labor cost and the time cost in the process of switching branch pipelines can be saved, the automation degree of a filling system is improved, and the continuity and the efficiency of the filling operation are further ensured.

In some embodiments, as shown in fig. 1, in order to facilitate the communication between the diversion channel 021 and the main pipeline 03 and the communication between the diversion channel 021 and each branch pipeline 04, the mine filling slurry conveying pipeline multidirectional switching device further comprises a feeding part and a discharging part 06, which are both rotatably connected with the diversion mechanism 02; the feeding part is provided with a feeding pipe 05, one end of the feeding pipe 05 is used for being connected with the main pipeline 03, and the other end of the feeding pipe 05 is communicated with the feeding hole 0211 of the reversing channel 021 so as to discharge slurry in the main pipeline 03 to the feeding hole 0211 of the reversing channel 021; the discharging part 06 has a plurality of branch pipe segments 061, one end of each branch pipe segment 061 is used for connecting with one branch pipe 04, and the other end of each branch pipe segment 061 is communicated with the discharging port 0212 of the reversing channel 021 so as to discharge the slurry of the reversing channel 021 into any one branch pipe 04.

It should be noted that, during use, the feeding pipe 05 is kept coaxial with the main pipe 03.

In addition, when the number of the branch pipe segments 061 is greater than 3, the reversing mechanism 02 can only complete the belt material switching between any two adjacent branch pipe segments 061. If ejection of compact portion 06 uses axle center as centre of a circle clockwise evenly distributed has first branch pipeline section, second branch pipeline section, third branch pipeline section and fourth branch pipeline section interface, when taking the material to switch, can take the material to switch from first branch pipeline section to second branch pipeline section, but can not take the material operation from first branch pipeline section to third branch pipeline section, because of need pass through second branch pipeline section mouth of pipe in the switching process, so operation can lead to partial ground paste to spill over from the second branch pipeline section, because of contain the cementitious material in the ground paste, if not in time clear up, easily cause second branch pipeline section to block up.

Specifically, the outside cover of the one end that the inlet pipe 05 is close to switching-over channel 021 is equipped with the bearing, and inlet pipe 05 passes through the bearing and is connected with reversing mechanism 02 rotation.

The bearing may be a cylindrical roller bearing.

Specifically, a bearing is sleeved outside one end of the discharging part 06 close to the reversing channel 021, and the discharging part 06 is rotatably connected with the reversing mechanism 02 through the bearing.

The bearing may be a cylindrical roller bearing.

In some embodiments, the feed pipe 05 is provided with a first flange assembly 08, the first flange assembly 08 being used to connect the feed pipe 05 with the main pipe 03; the branch pipe segment 061 is provided with a second flange assembly 09, and the second flange assembly 09 connects the branch pipe segment 061 to one branch pipe 04.

The first flange component 08 can realize the direct connection between the feeding pipe 05 and the main pipeline 03, so that the stable slurry in the main pipeline 03 flows into the feeding pipe 05, and similarly, the second flange component 09 can ensure that the stable slurry in the branch pipe section 061 flows into the branch pipe 04.

Wherein, first flange subassembly 08 and second flange subassembly 09 all include flange and bolt, and the flange passes through the bolt and is connected feed pipe 05 and trunk line 03 to and branch pipe section 061 and branch pipe 04.

In the above embodiment, as shown in fig. 1, the mine filling slurry transport pipe multidirectional switching apparatus further includes a tank 07, and the tank 07 is housed outside the reversing mechanism 02, the feeding portion, and the discharging portion 06. When the reversing mechanism 02 works, the reversing mechanism needs to rotate under the driving of the driving mechanism 01, so that certain safety risks are realized, the box body 07 can play a role in protection and safety protection, and the reversing mechanism 02, the feeding portion and the discharging portion 06 are prevented from being influenced by the outside when working.

Wherein, box 07 can be the cuboid structure, and its specification can with the holistic volume phase-match that reversing mechanism 02, feed portion and ejection of compact portion 06 three constitute, play safety protection's effect.

As shown in fig. 1, in order to secure the cabinet 07, the cabinet 07 is fixed to the ground by buried bolts 12.

In addition, the material of box 07 can be metal, and the metal material has better impact resistance, can effectively protect reversing mechanism 02, feeding portion and ejection of compact portion 06.

When the switching device comprises a box body 07, as shown in fig. 1, the feeding pipe 05 is further provided with a third flange assembly 10, and the third flange assembly 10 mounts the feeding pipe 05 on the box body 07; the branch pipe segment 061 is further provided with a fourth flange assembly 11, and the fourth flange assembly 11 is used for mounting the branch pipe segment 061 on the box body 07.

The third flange assembly 10 and the fourth flange assembly 11 can respectively realize the fixed mounting of the feeding pipe 05 and the box body 07 and the fixed mounting of the branch pipe sections 061 and the box body 07, and at the moment, the box body plays a role of fixed support, so that the stability of the feeding pipe 05 and each branch pipe section 061 is ensured.

The third flange assembly 10 and the fourth flange assembly 11 each comprise a flange and bolts, facing in the direction of fig. 1, the feed pipe 05 penetrates the tank 07 and is fixed to the right side wall of the tank 07 by means of the flange and bolts, and the branch pipe segment 061 is fixed to the left side wall of the tank 07 by means of the flange and bolts.

In some embodiments, the axis of the feeding pipe 05 coincides with the rotation axis of the reversing mechanism 02, so that the discharging end of the feeding pipe 05 can be always aligned with the rotation axis of the reversing mechanism 02 during the rotation of the reversing mechanism 02; facing the cross section direction of the branch pipe sections 061, the center pipes of the branch pipe sections 061 are all distributed on a concentric circle with the center pipe of the feed pipe 05, and the discharge port 0212 of the reversing channel 021 can be aligned with one branch pipe section 061 when the reversing mechanism 02 rotates for a certain angle.

In at least one embodiment, the number n of branch pipe segments 061, the angle between the connecting line between the core pipe of any two adjacent branch pipe segments 061 and the core pipe of the feed pipe 05 is 360/n °.

Taking fig. 1 as an example to specifically illustrate, when the number of the branch pipe segments 061 is 3, an included angle between a connecting line between the pipe center of any two adjacent branch pipe segments 061 and the pipe center of the feed pipe 05 is 120 °, that is, the three branch pipe segments 061 are uniformly distributed around the axis of the feed pipe 05, and the driving mechanism 01 can drive the reversing mechanism 02 to rotate by a fixed angle each time. Of course, in special cases, the driving mechanism 01 may also drive the reversing mechanism 02 to rotate to a position where it is not communicated with any branch pipe 04, thereby achieving the closed state.

In some embodiments, the feed inlet 0211 of the diverting channel 021 is of equal diameter and axially coincident with the feed tube 05, the diverting channel 021 directly receives the slurry discharged from the feed tube 05, the discharge outlet 0212 of the diverting channel 021 is of equal diameter and axially coincident with each of the branched tube segments 061 aligned therewith, and the diverting channel 021 directly discharges the slurry into the branched tube segment 061 aligned therewith. The arrangement can reduce the impact abrasion of the slurry to the connecting ports of the structures as much as possible, and reduce the local resistance loss of the slurry in the reversing mechanism 02.

An arc-shaped flow channel is arranged between the feed inlet 0211 and the discharge outlet 0212 of the reversing channel 021, namely, the feed inlet 0211 and the discharge outlet 0212 are positioned at different heights, so that when the reversing mechanism 02 rotates, the discharge outlet 0212 can be communicated with the branch pipelines 04 at different heights.

The transmission modes of the driving mechanism 01 and the reversing mechanism 02 can be various, for example: belt transmission, chain transmission or gear rotation can be adopted between the driving mechanism 01 and the reversing mechanism 02, and the like.

In at least one embodiment, as shown in fig. 2, the reversing mechanism 02 and the driving mechanism 01 are engaged with each other, that is, a gear is adopted between the reversing mechanism 02 and the driving mechanism 01 for rotation, so that the accuracy of the rotation angle of the reversing mechanism 02 is ensured.

Specifically, the drive mechanism 01 includes a motor 011, a drive shaft 012, a transmission gear 013, and a mount assembly; the power output end of the motor 011 is connected with the driving shaft 012 to drive the driving shaft 012 to rotate; the transmission gear 013 is mounted on the drive shaft 012 and rotates following the drive shaft 012; the holder assembly is rotatably connected to the drive shaft 012, supports the drive shaft 012, and maintains the suspended state of the drive shaft 012.

And meshing teeth are uniformly distributed on the outer ring of the reversing mechanism 02. When the reversing mechanism is used, the motor 011 drives the driving shaft 012 to rotate, and the transmission gear 013 on the driving shaft 012 is meshed with the meshing teeth on the outer ring of the reversing mechanism 02, so that the reversing mechanism 02 is driven to rotate.

Technicians can realize the switching of the reversing channel 021 among the branch pipelines 04 by remotely controlling the working state of the motor 011 without manual close-distance manual operation, and the filling efficiency of a stope is obviously improved.

Specifically, the bottom of the motor 011 is provided with a motor support 014.

As shown in fig. 1, a drive shaft 012 penetrates a right side wall of the case 07 into the case 07, and a transmission gear 013 engages with a reversing mechanism 02 in the case 07. The support subassembly includes left support 015 and right support 016, and left support 015 is located box 07, and right support 016 is located outside box 07, and left support 015 and right support 016 support drive shaft 012 jointly, guarantee the unsettled state of drive shaft 012, realize the free rotation of drive gear 013 around drive shaft 012 axis.

To sum up, the utility model provides a multidirectional auto-change over device of ground paste pipeline is filled in mine has following advantage:

1) the automatic belt material switching device is simple in structure, short in switching time and high in efficiency, belt material switching and remote control can be achieved, the continuity of filling operation can be guaranteed, labor cost and time cost in switching of the branch pipeline 04 are saved, the automation degree of a filling system is improved, and the continuity and the efficiency of the filling operation are guaranteed.

2) The working process is stable and reliable. The box 07 covers the outside of the reversing mechanism 02, the feeding part and the discharging part 06, and plays a role in protection and safety protection.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. The utility model provides a mine is filled ground paste pipeline multidirectional auto-change over device, its characterized in that includes actuating mechanism (01) and reversing mechanism (02), reversing mechanism (02) have switching-over passageway (021), feed inlet (0211) of reversing passageway (021) are used for communicating with trunk line (03), discharge gate (0212) of reversing passageway (021) are used for communicating with a plurality of lateral conduit (04), actuating mechanism (01) with reversing mechanism (02) transmission is connected, actuating mechanism (01) are used for driving reversing mechanism (02) rotate, so that discharge gate (0212) of reversing passageway (021) aim at arbitrary one lateral conduit (04) or with each lateral conduit (04) set up in a staggered way.

2. The mine fill slurry transport conduit multidirectional switching apparatus of claim 1, further comprising a feed portion and a discharge portion (06) both rotatably connected to the reversing mechanism (02);

the feeding part is provided with a feeding pipe (05), one end of the feeding pipe (05) is used for being connected with the main pipeline (03), and the other end of the feeding pipe is communicated with a feeding hole (0211) of the reversing channel (021);

the discharging part (06) is provided with a plurality of branch pipe sections (061), one end of each branch pipe section (061) is used for being connected with one branch pipe (04), and the other end of each branch pipe section (061) is communicated with a discharging hole (0212) of the reversing channel (021).

3. The mine fill slurry delivery pipe multidirectional switching apparatus of claim 2, wherein the feed pipe (05) is provided with a first flange assembly (08), the first flange assembly (08) being used to connect the feed pipe (05) with the main pipe (03);

the branch pipe section (061) is provided with a second flange component (09), and the second flange component (09) connects the branch pipe section (061) with one branch pipeline (04).

4. The mine fill slurry transport pipe multidirectional switching apparatus according to claim 2, further comprising a box body (07), wherein the box body (07) covers the outside of the reversing mechanism (02), the feed portion, and the discharge portion (06).

5. The mine fill slurry delivery pipe multidirectional switching apparatus of claim 4, wherein the feed pipe (05) is further provided with a third flange assembly (10), the third flange assembly (10) mounting the feed pipe (05) on the tank (07);

the branch pipe section (061) is further provided with a fourth flange component (11), and the fourth flange component (11) is used for installing the branch pipe section (061) on the box body (07).

6. The mine fill slurry transport pipe multidirectional switching device according to claim 4, wherein the box body (07) is of a rectangular parallelepiped structure, and/or the material of the box body (07) is metal.

7. The mine fill slurry transport pipe multidirectional switching apparatus according to claim 2, wherein an axis of the feed pipe (05) coincides with a rotation axis of the reversing mechanism (02), and faces a cross-sectional direction of the plurality of branch pipe sections (061), and the pipe stubs of the plurality of branch pipe sections (061) are all distributed on a concentric circle centered on the pipe stub of the feed pipe (05).

8. The mine fill slurry transport pipe multidirectional switching apparatus according to claim 7, wherein the number n of said branch pipe sections (061) is such that the angle between the connecting line between the pipe stubs of any two adjacent branch pipe sections (061) and the pipe stub of said feed pipe (05) is 360/n °.

9. The mine fill slurry transport pipe multidirectional switching apparatus according to claim 2, wherein a feed inlet (0211) of the reversing channel (021) is equal in diameter and axially coincident with the feed pipe (05), and a discharge outlet (0212) of the reversing channel (021) is equal in diameter and axially coincident with each of the branch pipe sections (061) aligned therewith.

10. The mine fill slurry transport pipe multidirectional switching apparatus according to any one of claims 1 to 9, wherein said reversing mechanism (02) and said driving mechanism (01) are engaged with each other.

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