CN215595651U - Shaft working face drainage system - Google Patents
Shaft working face drainage system Download PDFInfo
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- CN215595651U CN215595651U CN202121984321.1U CN202121984321U CN215595651U CN 215595651 U CN215595651 U CN 215595651U CN 202121984321 U CN202121984321 U CN 202121984321U CN 215595651 U CN215595651 U CN 215595651U
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Abstract
The utility model relates to a drainage system for a working surface of a vertical shaft, and belongs to the technical field of drainage equipment of vertical shafts. Shaft working face drainage system includes the platform sling of setting in shaft upper portion through the hoist tool is unsettled, the platform sling bottom is provided with the chain block, the output of chain block passes through the steel cable connection immersible pump, the immersible pump sets up the underground of the blasting working face in the shaft and gushes in water, the play water end of immersible pump passes through the drain pipe intercommunication drainage box on the platform sling. Has the advantages that: aiming at the vertical shaft with a smaller section, the water gushing generated behind the blasting working surface is drained in time.
Description
Technical Field
The utility model belongs to the technical field of vertical shaft drainage equipment, and particularly relates to a drainage system for a working surface of a vertical shaft.
Background
The vertical shaft is a key project for finding the mine project in the deep part of the kylin pit, flood control is one of the difficult problems of digging and building construction of the vertical shaft, the biggest difficulty of flood control for the vertical shaft is that no digging activity exists for owners below +1031m, hydrogeology is not clear, only one engineering exploration hole is difficult to find out engineering hydrogeology, and in addition, factors such as crack development of a metal mine structure, complex hydraulic connection in surrounding rocks, no construction of the engineering exploration hole below +320m and the like increase the difficulty of preventing and controlling water. The 6# vertical shaft has a relatively small section, and the use of large-scale drainage equipment, a large-flow drainage pipeline and a large-diameter low-voltage cable is limited.
Accordingly, a shaft face drainage system is provided to address the deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a drainage system for a shaft working face to solve the technical problems, and aims at a shaft with a small section to drain water in time after the working face is blasted.
The technical scheme for solving the technical problems is as follows: this shaft working face drainage system includes the platform sling of setting in shaft upper portion through the hoist tool is unsettled, the platform sling bottom is provided with the chain block, the output of chain block passes through the steel cable connection immersible pump, the immersible pump sets up the underground of the blasting working face in the shaft and gushes in water, the play water end of immersible pump passes through the drain pipe intercommunication drainage box on the platform sling.
Has the advantages that: aiming at the vertical shaft with a smaller section, the water gushing generated behind the blasting working surface is drained in time.
The lifting platform is provided with a lifting hoist, and the lifting hoist is connected with the lifting hoist through a lifting mechanism.
The beneficial effect of adopting the further scheme is that: intelligent control, convenient operation, the operation is stable, and factor of safety is high.
Furthermore, an electric cable winder is arranged on the hanging scaffold, and one end, far away from the submersible pump, of a cable on the submersible pump bypasses the electric cable winder and then is connected with the control system.
The beneficial effect of adopting the further scheme is that: simple structure, the electric cable winder can transfer and retrieve the cable automatically, does not influence normal work.
Further, be provided with electronic reelpipe ware on the platform sling, the drain pipe is kept away from the one end of immersible pump is walked around behind the electronic reelpipe ware intercommunication the drain box, electronic reelpipe ware with the control system electricity is connected.
The beneficial effect of adopting the further scheme is that: the electric pipe coiling device can automatically transfer and recover the drain pipe, and does not cause the winding of the drain pipe and influence the drainage effect.
Further, the bottom of the hanging scaffold is provided with a radar liquid level meter for detecting the distance between the hanging scaffold and the blasting working surface, and the radar liquid level meter is electrically connected with the control system.
The beneficial effect of adopting the further scheme is that: the radar liquid level meter is matched with the change situation of the distance monitoring value of the control system in a fixed time period to be used as a basis for judging whether water inrush exists or not and calculating the water inrush quantity.
Furthermore, the submersible pump is provided with a throwing type liquid level meter for monitoring the submerged depth of the submersible pump, and the throwing type liquid level meter is electrically connected with the control system.
The beneficial effect of adopting the further scheme is that: the underwater depth monitoring device is used for monitoring the submerged underwater depth of the submersible pump, namely as an indication of the water level depth, triggering low water level alarm and low water level interlocking to stop the submersible pump, and is also used for auxiliary calculation of water inflow.
Further, the distance between the hanging scaffold and the blasting working face is 40-50 m.
The beneficial effect of adopting the further scheme is that: the requirements of the instrument beam angle parameters on the measurement conditions are met.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a hanging scaffold; 2. a submersible pump; 3. hoisting a hoist; 4. an electric cable winder; 5. an electric pipe coiling device; 6. a ball head clamping plate; 7. a cable; 8. a shaft; 9. and (4) blasting the working face.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1-2, this embodiment provides shaft working face drainage system, including through unsettled platform 1 that sets up in shaft 8 upper portion of hoist tool, section 6.5m of shaft 8, the bottom of platform 1 is provided with hoist 3, promotes height 80m, promotes weight 3t, the output of hoist 3 passes through cable junction immersible pump 2, immersible pump 2 main technical parameter: the flow rate is 80m3/h, the lift is 100m, the power of the motor is 55kW, the voltage is 660V, and the weight is 752 kg. Immersible pump 2 sets up in the underground of the blasting working face 9 in shaft 8 gushes out the aquatic, sets up a support with similar stool leg of steel bar welding in immersible pump 2's bottom, and usable immersible pump 2's dead weight inserts and explodes the heap, so both can guarantee stably and can prevent that immersible pump 2 water inlet from contacting with exploding the heap and influencing the absorption of water again. Immersible pump 2's play water end passes through drain pipe 6 intercommunication the drain box on the platform sling 1, drain pipe 6 is the rubber tube, and length is 70m, and spool diameter 400mm is heavy 270kg, is retrieved and is transferred by electronic reelpipe ware 5, and reelpipe 70m, central spool diameter 2200mm to set up the base and be fixed in on the platform sling 1. The distance between the hanging scaffold 1 and the blasting working surface 9 is 40-50m, the hanging scaffold 1 is fixed after being lifted to a proper height, and otherwise, the obtained liquid level data is wrong.
As a further scheme of the above embodiment, the system further comprises a control system, the hanging scaffold 1 is provided with the control system, the control system is electrically connected with the hoist 3, the control system is a PLC control system, the hanging scaffold 1 is provided with the electric cable winder 4, one end of the cable 7 on the submersible pump 2, which is far away from the submersible pump 2, bypasses the electric cable winder 4 and then is connected with the control system, and the model of the cable 7 is zr yc-3 × 35+1 × 16; an electric pipe coiling device 5 is arranged on the hanging scaffold 1, one end of the drain pipe 6, far away from the submersible pump 2, bypasses the electric pipe coiling device 5 and then is communicated with the drain tank, the electric pipe coiling device 5 is electrically connected with the control system, a radar liquid level meter for detecting the distance between the hanging scaffold 1 and the blasting working surface 9 is arranged at the bottom of the hanging scaffold 1, and the radar liquid level meter is electrically connected with the control system; and the submersible pump 2 is provided with a throwing-in type liquid level meter for monitoring the submerged depth of the submersible pump 2, and the throwing-in type liquid level meter is electrically connected with the control system.
When the blasting of the blasting working face 9 is finished, the distance between the hanging scaffold 1 and the blasting working face 9 is 40-60m, a large amount of smoke, dust and water mist exist in a shaft, and the shape of a bottom slag pile and the water gushing condition are not clear. This scheme selects for use the high frequency microwave radar charge level indicator of wide range to detect the distance between platform sling 1 and the blasting working face 9, treat that radar charge level indicator measurement value is stable back, adopt PLC control system to calculate the change condition of distance monitoring value in the fixed period of time, as judging whether have gushing water, calculate the basis of gushing water volume, the model of concrete radar charge level indicator is siemens LR460, siemens LR460 is 24GHz FMCW radar transmitter, have high signal noise, be applicable to the serious occasion of dust operating mode, the instrument range reaches 100m, protection level IP 67. When the instrument lectotype, for the dust cover of horn mouth configuration PTFE material, be used for protecting the instrument antenna promptly, also be convenient for regularly clear up filths such as muddy water of adhesion on the protection cover, guarantee the normal operating of instrument. The radar level gauge is a 4-wire system instrument, a power supply is provided by a PLC control system installed on the hanging scaffold 1, and a measurement signal is accessed to an analog quantity input channel of the PLC control system.
When water gushes from the blasting working surface 9 and drainage needs to be started, the submersible pump 2 is placed to the underground water gushing of the working surface by the hoist 3 at the bottom of the hanging scaffold 1, and in order to ensure that the submersible pump 2 is reliably immersed below the water surface, a throwing type liquid level meter is fixed on a pump shell of the submersible pump and used for monitoring the immersed underwater depth of the submersible pump, namely as an indication of the water level depth, triggering low water level alarm and low water level interlocking to stop the submersible pump and simultaneously used for auxiliary calculation of the water gushing amount.
The signal line of the drop-in type liquid level meter selects a ZR-KVVP22-2X1.5mm2 cable, is connected with a pressure sensor and a liquid level transmitter on the pump shell of the submersible pump 2, and the signal line, the submersible cable and the 2 power cable are wound on the same electric cable winder 4, and automatically uncoiling and withdrawing are carried out in the process of lowering and lifting the submersible pump 2.
The water discharge tank on the hanging scaffold 1 is used for relay water discharge of the submersible pump 2, and in order to ensure that the water discharge tank does not overflow and the water tank drainage pump works normally, a pressure transmitter is arranged on the side surface of the water tank close to the bottom and used for monitoring the liquid level in the water tank and realizing automatic start-stop control of the relay drainage pump.
In the description of the present invention, it is to be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "peripheral side", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A shaft face drainage system, comprising:
through hanging platform sling (1) that sets up in shaft (8) upper portion of lifting device, the bottom of platform sling (1) is provided with hangs calabash (3), the output of hanging calabash (3) passes through steel cable connection immersible pump (2), immersible pump (2) set up in the underground of blasting working face (9) in shaft (8) gushes the aquatic, the play water end of immersible pump (2) passes through drain pipe (6) intercommunication the drain box on platform sling (1).
2. A shaft work surface drainage system according to claim 1, further comprising a control system, said platform (1) having a control system disposed thereon, said control system being electrically connected to said hoist (3).
3. Shaft face drainage system according to claim 2, characterized in that the platform (1) is provided with an electric cable winder (4), and the end of the cable (7) on the submersible pump (2) remote from the submersible pump (2) is connected to the control system after bypassing the electric cable winder (4).
4. A shaft working surface drainage system according to claim 2, characterized in that the hanging scaffold (1) is provided with an electric pipe winder (5), one end of the drainage pipe (6) far away from the submersible pump (2) bypasses the electric pipe winder (5) and then is communicated with the drainage box, and the electric pipe winder (5) is electrically connected with the control system.
5. Shaft face drainage system according to claim 2, characterized in that the bottom of the platform (1) is provided with a radar level gauge for detecting the distance between the platform (1) and the blasting face (9), the radar level gauge being electrically connected to the control system.
6. Shaft face drainage system according to claim 2, characterized in that the submersible pump (2) is provided with a drop-in level gauge for monitoring the submerged depth of the submersible pump (2), the drop-in level gauge being electrically connected to the control system.
7. Shaft face drainage system according to any of claims 1-6, characterized in that the distance between the platform (1) and the blast face (9) is 40-50 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121984321.1U CN215595651U (en) | 2021-08-23 | 2021-08-23 | Shaft working face drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121984321.1U CN215595651U (en) | 2021-08-23 | 2021-08-23 | Shaft working face drainage system |
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| CN215595651U true CN215595651U (en) | 2022-01-21 |
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| CN202121984321.1U Active CN215595651U (en) | 2021-08-23 | 2021-08-23 | Shaft working face drainage system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605974A (en) * | 2021-08-23 | 2021-11-05 | 金诚信矿业管理股份有限公司 | Shaft working face drainage system |
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2021
- 2021-08-23 CN CN202121984321.1U patent/CN215595651U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113605974A (en) * | 2021-08-23 | 2021-11-05 | 金诚信矿业管理股份有限公司 | Shaft working face drainage system |
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