CN203717029U - Vacuum bag type slurry multi-site synchronous filling device - Google Patents
Vacuum bag type slurry multi-site synchronous filling device Download PDFInfo
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- CN203717029U CN203717029U CN201420053605.2U CN201420053605U CN203717029U CN 203717029 U CN203717029 U CN 203717029U CN 201420053605 U CN201420053605 U CN 201420053605U CN 203717029 U CN203717029 U CN 203717029U
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- slurry
- slip
- vacuum
- filling
- slurry dispenser
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Abstract
The utility model provides a vacuum bag type slurry multi-site synchronous filling device, comprising a slurry receiver, slurry distributors, slurry injectors and vacuum composite bags, wherein multiple slurry distributors are arranged front and back, every two adjacent slurry distributors are connected through one connecting piece, each slurry distributor corresponds to one vacuum composite bag, one end of the slurry receiver is provided with a slurry inlet, the other end of the slurry receiver is provided with a first pressure relief control valve, the middle part of the slurry receiver is provided with a slurry outlet which is connected with an inlet of the first slurry distributor, the middle part of each slurry distributor is connected with the corresponding slurry injector through a branched pipeline, each slurry injector is arranged at the slurry inlet of the corresponding vacuum composite bag, and the tail end of the last slurry distributor is provided with a second pressure relief control valve. Synchronous starting, synchronous completing and synchronous stopping of filling operations of vacuum composite bags at multiple spots can be realized, the filling efficiency is improved, the production efficiency is maintained, operating personnel are reduced, and the congenital contradiction between the filling operation and the coal mining operation is solved.
Description
Technical field
The utility model relates to a kind of slime vacuum pocket type Multipoint synchronous device for filling being applicable at the wall coal work plane in thickness coal seam below 1.5 meters, belongs to coal mining filling field.
Background technology
In order to control ground settlement and environmental nuisance thereof, some coal mining company has adopted filling method coal winning technology.At present, the placement method of plastic woven bag formula, soft membrane type, hydraulic pressure closed and the paste materials such as formula of building a wall that wall coal work plane adopts exists the deficiency of three aspects: the one, the setting of isolation barricade with remove, the supporting of top board is with the less important work link such as to remove many, reduced pack effectiveness; The 2nd, filling velocity, far below coal mining speed, has reduced production efficiency; The 3rd, needing increases more manpower quotas, has increased filling cost.
Utility model content
According to above deficiency of the prior art, the technical problems to be solved in the utility model is: provide a kind of rational in infrastructure, pack effectiveness is high and can guarantee the slime vacuum pocket type Multipoint synchronous device for filling of coal mining activity efficiency.
Slime vacuum pocket type Multipoint synchronous device for filling described in the utility model, comprise slip receiver, slurry dispenser, slip injector and vacuum complex pocket, before and after slurry dispenser, arrange a plurality of, between adjacent two slurry dispensers, by connector, be connected, each slurry dispenser is a corresponding vacuum complex pocket all, one end of slip receiver is stock inlet, the other end is installed the first pressure release control valve, middle part arranges grout outlet, grout outlet is connected with the import of first slurry dispenser, the middle part of slurry dispenser connects slip injector by branch line, slip injector is arranged on the stock inlet place of vacuum complex pocket, the end of last slurry dispenser is installed the second pressure release control valve.
The position of described slurry dispenser is higher than slip receiver.
Described slip injector comprises injection steel pipe, the first adpting flange, the second adpting flange and non retern valve, the import of injecting steel pipe is connected by fast fitting with branch line, non retern valve is installed in outlet, inject the periphery of steel pipe and fix the first adpting flange, the first adpting flange, the second adpting flange lay respectively at the inside and outside both sides of vacuum complex pocket, and the second adpting flange and the first adpting flange are bolted.By flange, connect, can realize the quickly dismantled of slip injector and vacuum complex pocket, easy and simple to handle, and can realize the recycling of slip injector; By the effect of non retern valve, the slip that can guarantee to have entered in vacuum complex pocket can not flow out by slip injector.
Described vacuum complex pocket is composited by the plastic film layers of outer field plastic knitting layer of cloth and internal layer.Due to plastic woven cloth, to have intensity large, and the good sealing effect of plastic sheeting, therefore, by the two is compound, can make vacuum complex pocket have the two advantage concurrently, can guarantee the intensity of vacuum complex pocket, can guarantee its sealing performance again.
The folding footpath of described vacuum complex pocket is that 3m, length are 5m.
Operating principle and process:
1. first slip injector and vacuum complex pocket are connected into an assembly in the mode of flange;
2. according to design standard, in non-support formula isolation with do not have the goaf accumbency of inbreak to place the assembly of several vacuum complex pockets and slip injector, make vacuum complex pocket between top board and base plate, then, adopt fast fitting that slip injector and branch line are connected as one, form vacuum pocket type Multipoint synchronous filling system;
3. open the first pressure release control valve on slip receiver and the second pressure release control valve of last slurry dispenser end, then start preparation and the conveying device of slip, stock inlet to slip receiver injects filling slurry, because the position of slurry dispenser is higher than slip receiver, therefore slip first flows out along the outlet of the first pressure release control valve, when flowing out qualified slip, close the first pressure release control valve, slip enters each slurry dispenser in turn along slip receiver middle part grout outlet afterwards, each slurry dispenser is carried out emptying, when flowing out qualified slip from the outlet of the second pressure release control valve, close the second pressure release control valve,
4. under the effect of potential energy, qualified slip is distributed in each vacuum complex pocket of different location by slurry dispenser and slip injector simultaneous implantation;
5. when slip is full of vacuum complex pocket, open the first pressure release control valve on slip receiver, make slip start to enter goaf, no longer to vacuum complex pocket, inject, stop subsequently preparation and the conveying of slip.
6. in slurry dispenser, in filling system, remaining slip all enters behind goaf, and slurry dispenser and the assembly dismounting of slip injector and vacuum complex pocket are separated.
7. when slip reaches initial set state, slip injector is disassembled from vacuum complex pocket, in order to reusing.
8. with the propelling of work plane, first move forward slurry dispenser, then repeat 1.～8. process, until a work plane finishes.
The beneficial effect that the utility model compared with prior art had is:
In this slime vacuum pocket type Multipoint synchronous device for filling, saved the roof timbering of fill area and the setting of dismounting operation and filling counterfort or assembled and remove operation, realized synchronously starting, synchronously completing and synchronously stop of a plurality of places vacuum complex pocket packing job, thus, improved pack effectiveness, keep production efficiency, reduced operating personnel, solved the congenital contradiction of packing job and coal mining activity.
Accompanying drawing explanation
Fig. 1 is floor map of the present utility model;
Fig. 2 is vertical cut-away schematic view of the present utility model;
Fig. 3 is the structural representation of slip injector;
Fig. 4 is the structural representation of vacuum complex pocket.
In figure: 1, slip receiver; 2, the first pressure release control valve; 3, slurry dispenser; 4, branch line; 5, slip injector; 6, vacuum complex pocket; 7, the second pressure release control valve; 8, top board; 9, base plate; 10, the first adpting flange; 11, the second adpting flange; 12, non retern valve; 13, inject steel pipe; 14, plastic knitting layer of cloth; 15, plastic film layers.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
As Fig. 1, shown in 2, slime vacuum pocket type Multipoint synchronous device for filling, comprise slip receiver 1, slurry dispenser 3, slip injector 5 and vacuum complex pocket 6, slurry dispenser 3 front and back arrange a plurality of, between adjacent two slurry dispensers 3, by connector, be connected, each slurry dispenser 3 slip is a corresponding vacuum complex pocket 6 all, one end of slip receiver 1 is stock inlet, the other end is installed the first pressure release control valve 2, middle part arranges grout outlet, grout outlet is connected with the import of first slurry dispenser 3, the middle part of slurry dispenser 3 connects slip injector 5 by branch line 4, slip injector 5 is arranged on the stock inlet place of vacuum complex pocket 6, the end of last slurry dispenser 3 is installed the second pressure release control valve 7.
Wherein: the position of slurry dispenser 3 is higher than slip receiver 1; Slip injector comprises injection steel pipe 13, the first adpting flange 10, the second adpting flange 11 and non retern valve 12, the import of injecting steel pipe 13 is connected by fast fitting with branch line 4, non retern valve 12 is installed in outlet, inject the periphery of steel pipe 13 and fix the first adpting flange 10, the first adpting flange 10, the second adpting flange 11 lay respectively at the inside and outside both sides of vacuum complex pocket 6, the second adpting flange 11 and the first adpting flange 10 are bolted, as shown in Figure 3; Vacuum complex pocket 6 is composited by the plastic film layers 15 of outer field plastic knitting layer of cloth 14 and internal layer, as shown in Figure 4.
In the present embodiment, pipeline and the first pressure release control valve that slip receiver is is (150mm～180mm) * (3m～5m) by diameter form; Slurry dispenser is that diameter is the long pipeline of (150mm～180mm) * (10m～15m); The grout outlet diameter of branch line is 50mm～80mm; Three kinds of parts of non retern valve that the flange that the injection steel pipe that slip injector is 50mm～80mm by diameter, diameter are 100mm～160mm and diameter are 60～90mm form; The folding footpath of vacuum complex pocket 6 is that 3m, length are 5m.
By above-mentioned device for filling, saved the roof timbering of fill area and the setting of dismounting operation and filling counterfort or assembled and remove operation, and because this device for filling is an airtight vacuum system, under the metastable condition of slip, the pressure of its arbitrary interface is a relatively constant numerical value, also relatively stable to the flow of vacuum complex pocket 6 injection slips thus, thereby synchronously the starting, synchronously complete and synchronously stop of vacuum complex pocket 6 packing jobs that can realize a plurality of places, specific works process is as follows:
1. first slip injector 5 and vacuum complex pocket 6 are connected into an assembly in the mode of flange;
2. according to design standard, in non-support formula isolation with do not have the goaf accumbency of inbreak to place the assembly of several vacuum complex pockets 6 and slip injector 5, make vacuum complex pocket 6 between top board 8 and base plate 9, then, adopt fast fitting that slip injector 5 and branch line 4 are connected as one, form vacuum pocket type Multipoint synchronous filling system;
3. open the first pressure release control valve 2 on slip receiver 1 and the second pressure release control valve 7 of last slurry dispenser end, then start preparation and the conveying device of slip, stock inlet to slip receiver 1 injects filling slurry, because the position of slurry dispenser 3 is higher than slip receiver 1, therefore slip first flows out along the outlet of the first pressure release control valve 2, when flowing out qualified slip, close the first pressure release control valve 2, slip enters each slurry dispenser 3 in turn along slip receiver 1 middle part grout outlet afterwards, each slurry dispenser 3 is carried out emptying, when flowing out qualified slip from the outlet of the second pressure release control valve 7, close the second pressure release control valve 7, wherein slip is by base-material, accelerating admixture, curing compound and water form, base-material is flyash, mine tailing, one or more of red mud and drift-sand, accelerating admixture is lime, curing compound is one or more of cement and slag, the solid-to-liquid ratio of slip is 1:1.2～1.5, each raw material forms according to the following ratio:
This slip is after sand off, 2 hours start to solidify, within 8 hours, solidify and finish and to realize volume expansion below 10% to reach and fully connect top, within 24 hours, reach support strength 1.5Mpa, more than within 28 days, reaching final strength 10Mpa, therefore, can meet timely filling, rapid solidification, fully connect the requirement on top;
4. under the effect of potential energy, qualified slip is distributed in each vacuum complex pocket 6 of different location by slurry dispenser 3 and slip injector 5 simultaneous implantations;
When the slip 5. injecting when each vacuum complex pocket 6 reaches 9 cubic metres (now slip is full of vacuum complex pocket 6), open the first pressure release control valve 2 on slip receiver 1, make slip start to enter goaf, no longer to vacuum complex pocket 6, inject, stop subsequently preparation and the conveying of slip;
6. in slurry dispenser 3, in filling system, remaining slip all enters behind goaf, and slurry dispenser 3 and the assembly dismounting of slip injector 5 and vacuum complex pocket 6 are separated;
7. when slip reaches initial set state, slip injector 5 is disassembled from vacuum complex pocket 6, in order to reusing, in unloading process, due to the effect of non retern valve 12, the slip having entered in vacuum complex pocket 6 can not flow out by slip injector 5;
8. with the propelling of work plane, first move forward slurry dispenser 3, then repeat 1.～8. process, until a work plane finishes.
By this device for filling, can improve pack effectiveness, keep coal mining activity efficiency simultaneously, reduce operating personnel, solve the congenital contradiction of packing job and coal mining activity.
Claims (5)
1. a slime vacuum pocket type Multipoint synchronous device for filling, it is characterized in that: comprise slip receiver (1), slurry dispenser (3), slip injector (5) and vacuum complex pocket (6), before and after slurry dispenser (3), arrange a plurality of, between adjacent two slurry dispensers (3), by connector, be connected, each slurry dispenser (3) slip is a corresponding vacuum complex pocket (6) all, one end of slip receiver (1) is stock inlet, the other end is installed the first pressure release control valve (2), middle part arranges grout outlet, grout outlet is connected with the import of first slurry dispenser (3), the middle part of slurry dispenser (3) connects slip injector (5) by branch line (4), slip injector (5) is arranged on the stock inlet place of vacuum complex pocket (6), the end of last slurry dispenser (3) is installed the second pressure release control valve (7).
2. slime vacuum pocket type Multipoint synchronous device for filling according to claim 1, is characterized in that: the position of described slurry dispenser (3) is higher than slip receiver (1).
3. slime vacuum pocket type Multipoint synchronous device for filling according to claim 1, it is characterized in that: described slip injector (5) comprises injection steel pipe (13), the first adpting flange (10), the second adpting flange (11) and non retern valve (12), the import of injecting steel pipe (13) is connected by fast fitting with branch line (4), non retern valve (12) is installed in outlet, inject the periphery of steel pipe (13) and fix the first adpting flange (10), the first adpting flange (10), the second adpting flange (11) lay respectively at vacuum complex pocket (6) in, outer both sides, the second adpting flange (11) is bolted with the first adpting flange (10).
4. according to the slime vacuum pocket type Multipoint synchronous device for filling described in claim 1,2 or 3, it is characterized in that: described vacuum complex pocket (6) is composited by the plastic film layers (15) of outer field plastic knitting layer of cloth (14) and internal layer.
5. slime vacuum pocket type Multipoint synchronous device for filling according to claim 4, is characterized in that: the folding footpath of described vacuum complex pocket (6) is that 3m, length are 5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420053605.2U CN203717029U (en) | 2014-01-27 | 2014-01-27 | Vacuum bag type slurry multi-site synchronous filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420053605.2U CN203717029U (en) | 2014-01-27 | 2014-01-27 | Vacuum bag type slurry multi-site synchronous filling device |
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| Publication Number | Publication Date |
|---|---|
| CN203717029U true CN203717029U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420053605.2U Withdrawn - After Issue CN203717029U (en) | 2014-01-27 | 2014-01-27 | Vacuum bag type slurry multi-site synchronous filling device |
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| CN (1) | CN203717029U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742190A (en) * | 2014-01-27 | 2014-04-23 | 淄博王煤矿业有限公司 | Slurry vacuum bag multi-point synchronization filling device and filling technology |
| CN109882173A (en) * | 2019-04-30 | 2019-06-14 | 长沙有色冶金设计研究院有限公司 | Big thick ore body vertically Two step mining stope filling system and placement method |
-
2014
- 2014-01-27 CN CN201420053605.2U patent/CN203717029U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742190A (en) * | 2014-01-27 | 2014-04-23 | 淄博王煤矿业有限公司 | Slurry vacuum bag multi-point synchronization filling device and filling technology |
| CN103742190B (en) * | 2014-01-27 | 2015-10-07 | 淄博王煤矿业有限公司 | Slurry vacuum bag multi-point synchronization device for filling and filling process |
| CN109882173A (en) * | 2019-04-30 | 2019-06-14 | 长沙有色冶金设计研究院有限公司 | Big thick ore body vertically Two step mining stope filling system and placement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20151007 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |