CN215801970U - Water frequency conversion constant pressure water supply device in old goaf - Google Patents
Water frequency conversion constant pressure water supply device in old goaf Download PDFInfo
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- CN215801970U CN215801970U CN202120757074.5U CN202120757074U CN215801970U CN 215801970 U CN215801970 U CN 215801970U CN 202120757074 U CN202120757074 U CN 202120757074U CN 215801970 U CN215801970 U CN 215801970U
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Abstract
The utility model discloses a variable-frequency constant-pressure water supply device for water in an old vacant area, which comprises a sedimentation tank for water in the old vacant area, and is characterized in that: including frequency conversion mechanism, water supply mechanism and overflow feedback mechanism, the bottom of sedimentation tank is provided with row's silt mechanism, and the one end setting of water supply mechanism is in the sedimentation tank, and the other end of water supply mechanism is provided with the fixed intercommunication of water supply pipe, and overflow feedback mechanism's the end of intaking is through setting up the water service pipe and the fixed sealed switch-on of water supply pipe, and overflow feedback mechanism's signal output part is connected with frequency conversion mechanism's signal input part, and frequency conversion mechanism's signal output part is connected with water supply mechanism's signal input part. The device can save water supply electric energy, realize high efficiency water supply, the degree of automation is high, water supply engineering labour saving and time saving, the cost of manual work and equipment is low, increase economic benefits that can be by a wide margin, the improvement of very big degree supplies water efficiency.
Description
Technical Field
The utility model belongs to the field of coal mines, and particularly relates to a variable-frequency constant-pressure water supply device for water in a goaf.
Background
At present, the general drilling that all needs of mining area gas control, and the drilling just need use very many rigs, so the water consumption of many rigs is very big, and under the general condition, the rig supplies water through the water supply line in big well, air shaft and the pit shaft, and many rig simultaneous workings, to the demand at water source greatly increased, 4 cun water supply lines in big well, air shaft and the pit shaft are not enough to satisfy the water supply demand far away. If the pipeline is expanded again, time and labor are wasted, the expansion engineering difficulty is high, the power resource consumption is high, the efficiency is low, and the problem is difficult to overcome.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing the water variable-frequency constant-pressure water supply device in the old goaf, which has high efficiency and is energy-saving.
In order to achieve the purpose, the utility model adopts the technical scheme that: including frequency conversion mechanism, water supply mechanism and overflow feedback mechanism, the bottom of sedimentation tank is provided with row's silt mechanism, and the one end setting of water supply mechanism is in the sedimentation tank, and the other end of water supply mechanism is provided with the fixed intercommunication of water supply pipe, and overflow feedback mechanism's the end of intaking is through setting up the water service pipe and the fixed sealed switch-on of water supply pipe, and overflow feedback mechanism's signal output part is connected with frequency conversion mechanism's signal input part, and frequency conversion mechanism's signal output part is connected with water supply mechanism's signal input part.
This technical scheme provides a pair of old dead zone water frequency conversion constant voltage water supply installation, frequency conversion mechanism comprises power, switch and converter, and the power output of power is provided with the power cord and connects, and the power cord passes through the switch to be connected with the power input end of converter, the signal output part of converter through set up first cable with the signal input part of water supply mechanism connects, the signal output part of overflow feedback mechanism is connected with the signal input part of converter through setting up the second cable.
According to the technical scheme, the water supply mechanism is a submersible pump, the submersible pump is arranged in the sedimentation tank, and the water outlet end of the submersible pump is communicated with the water supply pipeline in a sealing manner; and the signal input end of a water pump motor of the submersible pump is connected with the signal output end of the overflow feedback mechanism.
According to the technical scheme, the water variable-frequency constant-pressure water supply device for the old goaf comprises an overflow feedback mechanism, a programmable logic controller, a third cable and an overflow electric valve, wherein a communication serial port of the programmable logic controller is connected with a communication serial port of the overflow electric valve through the third cable, a water inlet end of the overflow electric valve is communicated with a water supply pipeline through a water service pipe in a sealing manner, and a water outlet end of the overflow electric valve vertically faces the bottom of a sedimentation tank; the signal input end of the programmable logic controller is communicated with the signal output end of the overflow electric valve, the control signal output end of the programmable logic controller is connected with the control signal input end of the overflow electric valve, and the signal output end of the programmable logic controller is connected with the signal input end of a frequency converter of the frequency conversion mechanism.
According to the technical scheme, the water variable-frequency constant-pressure water supply device for the old goaf is characterized in that the distance between the overflow electric valve and the top of the sedimentation tank is one third of the distance between the overflow electric valve and the bottom of the sedimentation tank.
According to the technical scheme, the goaf water frequency conversion constant-pressure water supply device is characterized in that the sediment discharge mechanism is composed of two sediment discharge pumps, and the model of each sediment discharge pump is BQS 100-245/3-160N.
By adopting the technical scheme, automatic water supply can be realized, the running frequency of the clean water pump is controlled by the frequency converter through the programmable logic controller according to the water inflow of the overflow electric valve, and the running rotating speed of the water pump motor is changed, so that the low speed reaches 30Hz, the motor is prevented from heating, and the water supply amount of the water pump is prevented from being reduced; when the operating frequency is low, carry out the residual water overflow through programmable logic controller control overflow motorised valve, the guarantee does not stop the pump, realizes incessant water supply, constant voltage water supply, and guarantee process water, this device can save the water supply electric energy, realizes that the high efficiency supplies water, and degree of automation is high, and water supply engineering labour saving and time saving, the cost of manual work and equipment is low, increase economic benefits that can by a wide margin, the improvement of very big degree water supply efficiency.
The utility model will be explained in more detail below with reference to the drawings and examples.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic view of an apparatus of the present invention;
FIG. 2 is a schematic control flow chart of the apparatus of the present invention;
labeled as: 1. a power source; 2. a switch; 3. a frequency converter; 4. an overflow electric valve; 5. a submersible pump; 6. a sedimentation tank; 7. a first cable; 8. a programmable logic controller; 9. a water supply pipeline; 10. a water pipe; 11. a sand discharge pump; 12. a second cable; 13. a third cable.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail for the purpose of providing a more complete, accurate and thorough understanding of the inventive concepts and technical solutions of the present invention, including the shapes of the components, the structures, the mutual positions and connection relationships of the components, the functions and operating principles of the components, the manufacturing processes, the operation and use methods, and the like.
A water frequency conversion constant voltage water supply installation in old dead zone that fig. 1 shows includes frequency conversion mechanism, water supply mechanism and overflow feedback mechanism, the bottom of sedimentation tank 6 is provided with row's silt mechanism, the one end setting of water supply mechanism is in sedimentation tank 6, the other end of water supply mechanism is provided with the fixed intercommunication of water supply pipe 9, overflow feedback mechanism's the end of intaking is through setting up water service pipe 10 and the fixed sealed switch-on of water supply pipe 9, overflow feedback mechanism's signal output part is connected with frequency conversion mechanism's signal input part, frequency conversion mechanism's signal output part and water supply mechanism's signal input part are connected.
The frequency conversion mechanism is composed of a power supply 1, a switch 2 and a frequency converter 3, a power supply output end of the power supply 1 is provided with a power supply line for connection, the power supply line is connected with a power supply input end of the frequency converter 3 through the switch 2, a signal output end of the frequency converter 3 is connected with a signal input end of the water supply mechanism through a first cable 7, and a signal output end of the overflow feedback mechanism is connected with a signal input end of the frequency converter 3 through a second cable 12. When the frequency converter 3 needs to work, the switch 2 is always opened.
The water supply mechanism is a submersible pump 5, the submersible pump 5 is arranged in a sedimentation tank 6, and the water outlet end of the submersible pump 5 is hermetically communicated with a water supply pipeline 9; and the signal input end of a water pump motor of the submersible pump 5 is connected with the signal output end of the overflow feedback mechanism.
As shown in fig. 2, the overflow feedback mechanism is composed of a programmable logic controller 8, a third cable 13 and an overflow electric valve 4, a communication serial port of the programmable logic controller 8 is connected with a communication serial port of the overflow electric valve 4 through the third cable 13, a water inlet end of the overflow electric valve 4 is hermetically communicated with a water supply pipeline 9 through a water pipe 10, and a water outlet end of the overflow electric valve 4 vertically faces the bottom of the sedimentation tank 6; the signal input end of the programmable logic controller 8 is communicated with the signal output end of the overflow electric valve 4, the control signal output end of the programmable logic controller 8 is connected with the control signal input end of the overflow electric valve 4, and the signal output end of the programmable logic controller 8 is connected with the signal input end of the frequency converter 3 of the frequency conversion mechanism.
The distance between the overflow electric valve 4 and the top of the sedimentation tank 6 is one third of the distance between the overflow electric valve 4 and the bottom of the sedimentation tank 6.
The sediment and mud discharging mechanism consists of two sediment and mud discharging pumps 11, the sediment discharging is the premise of water supply, and the model number of the sediment and mud discharging pumps is BQS 100-245/3-160N.
When the water consumption of the overflow electric valve 4 is increased, the programmable logic controller 8 receives a signal and then controls the frequency converter 3 to reduce the frequency so as to protect the motor of the submersible pump 5, and the programmable logic controller 8 can also control the overflow electric valve 4 to overflow residual water so as to realize uninterrupted water supply and constant-pressure water supply without stopping the pump.
By adopting the technical scheme, automatic water supply can be realized, the running frequency of the clean water pump is controlled by the frequency converter through the programmable logic controller according to the water inflow of the overflow electric valve, and the running rotating speed of the water pump motor is changed, so that the low speed reaches 30Hz, the motor is prevented from heating, and the water supply amount of the water pump is prevented from being reduced; when the operating frequency is low, carry out the residual water overflow through programmable logic controller control overflow motorised valve, the guarantee does not stop the pump, realizes incessant water supply, constant voltage water supply, and guarantee process water, this device can save the water supply electric energy, realizes that the high efficiency supplies water, and degree of automation is high, and water supply engineering labour saving and time saving, the cost of manual work and equipment is low, increase economic benefits that can by a wide margin, the improvement of very big degree water supply efficiency.
The utility model has been described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the specific implementation in the above-described manner, and it is within the scope of the utility model to apply the inventive concept and solution to other applications without substantial modification.
Claims (6)
1. The utility model provides a water frequency conversion constant voltage water supply installation in old dead zone, includes the sedimentation tank of old dead zone water, its characterized in that: including frequency conversion mechanism, water supply mechanism and overflow feedback mechanism, the bottom of sedimentation tank is provided with row's silt mechanism, and the one end setting of water supply mechanism is in the sedimentation tank, and the other end of water supply mechanism is provided with the fixed intercommunication of water supply pipe, and overflow feedback mechanism's the end of intaking is through setting up the water service pipe and the fixed sealed switch-on of water supply pipe, and overflow feedback mechanism's signal output part is connected with frequency conversion mechanism's signal input part, and frequency conversion mechanism's signal output part is connected with water supply mechanism's signal input part.
2. The goaf water frequency conversion constant-pressure water supply device as claimed in claim 1, characterized in that: the frequency conversion mechanism is composed of a power supply, a switch and a frequency converter, the power output end of the power supply is provided with a power line for connection, the power line is connected with the power input end of the frequency converter through the switch, the signal output end of the frequency converter is connected with the signal input end of the water supply mechanism through a first cable, and the signal output end of the overflow feedback mechanism is connected with the signal input end of the frequency converter through a second cable.
3. The goaf water frequency conversion constant-pressure water supply device as claimed in claim 1, characterized in that: the water supply mechanism is a submersible pump, the submersible pump is arranged in the sedimentation tank, and the water outlet end of the submersible pump is communicated with the water supply pipeline in a sealing way; and the signal input end of a water pump motor of the submersible pump is connected with the signal output end of the overflow feedback mechanism.
4. The goaf water frequency conversion constant-pressure water supply device as claimed in claim 1, characterized in that: the overflow feedback mechanism consists of a programmable logic controller, a third cable and an overflow electric valve, a communication serial port of the programmable logic controller is connected with a communication serial port of the overflow electric valve through the third cable, a water inlet end of the overflow electric valve is communicated with the water supply pipeline through the water pipe in a sealing way, and a water outlet end of the overflow electric valve vertically faces the bottom of the sedimentation tank; the signal input end of the programmable logic controller is communicated with the signal output end of the overflow electric valve, the control signal output end of the programmable logic controller is connected with the control signal input end of the overflow electric valve, and the signal output end of the programmable logic controller is connected with the signal input end of a frequency converter of the frequency conversion mechanism.
5. The goaf water frequency conversion constant-pressure water supply device as claimed in claim 4, characterized in that: the distance between the overflow electric valve and the top of the sedimentation tank is one third of the distance between the overflow electric valve and the bottom of the sedimentation tank.
6. The goaf water frequency conversion constant-pressure water supply device as claimed in claim 1, characterized in that: the sediment and mud discharging mechanism consists of two sediment discharging pumps, and the model number of the sediment discharging pumps is BQS 100-245/3-160N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120757074.5U CN215801970U (en) | 2021-04-14 | 2021-04-14 | Water frequency conversion constant pressure water supply device in old goaf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120757074.5U CN215801970U (en) | 2021-04-14 | 2021-04-14 | Water frequency conversion constant pressure water supply device in old goaf |
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| Publication Number | Publication Date |
|---|---|
| CN215801970U true CN215801970U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120757074.5U Active CN215801970U (en) | 2021-04-14 | 2021-04-14 | Water frequency conversion constant pressure water supply device in old goaf |
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| CN (1) | CN215801970U (en) |
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2021
- 2021-04-14 CN CN202120757074.5U patent/CN215801970U/en active Active
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