CN213477019U - Water supply system - Google Patents
Water supply system Download PDFInfo
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- CN213477019U CN213477019U CN202020917614.7U CN202020917614U CN213477019U CN 213477019 U CN213477019 U CN 213477019U CN 202020917614 U CN202020917614 U CN 202020917614U CN 213477019 U CN213477019 U CN 213477019U
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- water supply
- water
- switch
- voltage source
- converter
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The utility model discloses a water supply system relates to coal electric chemical industry field, including first voltage source, the second voltage source, switch auto-change over device, the converter, the immersible pump, water supply pipe, branch road pipeline and motor protection system, first voltage source and second voltage source are connected with switch auto-change over device through the signal respectively, switch auto-change over device is connected with the converter through the signal, the converter is connected with the immersible pump through the signal, simultaneously, the converter is connected with motor protection system through the signal, the delivery port department of immersible pump is connected with the water supply pipe water inlet. Water is sucked by a submersible pump and pumped into a water supply pipeline; by adopting the technical scheme, the utilization rate of accumulated water in the coal mine goaf can be fully utilized, the temperature rise range of the water pump motor is controlled, the system stability is improved, the damage probability of the water pump is reduced, and the cost and the energy consumption are reduced; meanwhile, the possibility of power failure can be avoided, the labor intensity of workers is reduced, the production efficiency is improved, and the requirement of uninterrupted water supply can be met.
Description
Technical Field
The utility model belongs to the coal mining field, more specifically says, the utility model relates to a water supply system.
Background
In the coal mining process, some accumulated water is often gathered at the low-lying positions of the goafs and is directly discharged to the ground without utilization, so that energy waste is caused, the accumulated water is dozens of cubic meters less and tens of thousands of cubic meters more, the existence of the accumulated water causes great hidden danger for the normal production of coal mines, and once the data is unclear, water trouble accidents can be caused due to the fact that the prevention means is insufficient. At present, the prevention and control means commonly adopted in the coal mine goaf are modes of reserving a waterproof coal rock pillar, draining old empty water, combining drainage and water supply, establishing a mine drainage system and the like. However, when a water supply system is established to utilize accumulated water in a goaf, the problem of power failure can occur when only one power supply is used, the influence is caused on coal mining operation, the workload is increased for workers, and the water supply sedimentation tank is limited in capacity due to the water level of the underground goaf, the motor temperature rise of the submersible pump is too high due to the reduction of the water level of the sedimentation tank in the water supply process, so that the submersible pump is damaged, the production cost is improved, and the effect of fully utilizing resources is not achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a coal mine goaf water supply system for make full use of coal mine goaf ponding is provided, improves water resource utilization, reduces energy consumption and worker's intensity of labour, improves production efficiency, and establishes.
In order to realize the purpose, the utility model discloses the technical scheme who takes does: the utility model provides a water supply system, including first voltage source, the second voltage source, switch auto-change over device, the converter, the immersible pump, water supply pipe, the branch road pipeline, old dead zone water sedimentation tank and motor protection system, first voltage source and second voltage source are connected with switch auto-change over device passing signal respectively, switch auto-change over device is connected with the converter passing signal, the converter is connected with immersible pump passing signal, and simultaneously, the converter is connected with motor protection system passing signal, the immersible pump is arranged in inside the old dead zone water sedimentation tank, the delivery port department of immersible pump is connected with the water supply pipe water inlet, absorb water and go into in the water supply pipe via the immersible pump.
The utility model discloses a water supply system, switch auto-change over device includes first vacuum feed switch, second vacuum feed switch and fan combination switch, and first voltage source is connected with first vacuum feed switch passing signal, and the second voltage source is connected with second vacuum feed switch passing signal, and first vacuum feed switch and second vacuum feed switch are connected with fan combination switch through the signal respectively.
The utility model discloses a water supply system, the model that first vacuum feed switch and second vacuum feed switch adopted is KBZ-400, the model that the fan combination switch adopted is QBZ-2X 80 SF.
The utility model discloses a water supply system, motor protection system includes programmable logic controller and overflow valve, the converter with programmable logic controller among the motor protection system is connected through the signal, and programmable logic controller is connected with electronic overflow valve passing signal, and when this converter output frequency was less than 30Hz, programmable logic controller started in order to open electronic overflow valve.
The utility model discloses a water supply system, be provided with the opening on the water supply pipe with connecting branch pipeline, branch pipeline with in water supply pipe parallel and the reverse extension reach the water sedimentation tank in old dead zone, branch pipeline end is provided with electronic overflow valve, ponding get into behind the water supply pipe, through branch pipeline, via electronic overflow valve backward flow reinjects into to the water sedimentation tank in old dead zone.
By adopting the technical scheme, the accumulated water in the coal mine goaf can be fully utilized, the utilization rate of water resources is improved, the energy consumption is reduced, constant-pressure water supply is realized by utilizing variable-frequency constant-pressure control equipment, the temperature rise range of a water pump motor is controlled by utilizing an overflow valve, the system stability is improved, the power consumption is reduced, and the damage probability of the water pump is reduced, so that the cost for replacing the water pump is reduced, and the aim of reducing the cost is fulfilled; the double-loop power supply and the automatic switch switching device are adopted, so that the labor intensity of workers is reduced, the production efficiency is improved, and the requirement of uninterrupted water supply can be met.
The present invention will be described in more detail with reference to the accompanying 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 a water supply system according to the present invention;
fig. 2 is a schematic diagram of the switching device of the present invention;
fig. 3 is a schematic diagram of the logic controller.
Detailed Description
The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail to explain, for example, the shapes and structures of the components, the mutual positions and connection relationships among the components, the functions and working principles of the components, the manufacturing process, and the operation and use method of the components, so as to help those skilled in the art to understand the concept and technical solutions of the present invention more completely, accurately and deeply.
FIG. 1 is a schematic view of a water supply system according to the present invention; as shown in the figure the utility model relates to a water supply system, including first voltage source, the second voltage source, switch auto-change over device, the converter, the immersible pump, water supply pipe, the branch road pipeline, old dead zone water sedimentation tank and motor protection system, first voltage source and second voltage source are connected with switch auto-change over device passing signal respectively, switch auto-change over device is connected with converter passing signal, the converter is connected with immersible pump passing signal, and simultaneously, the converter is connected with motor protection system passing signal, the immersible pump is arranged in inside the old dead zone water sedimentation tank, the delivery port department of immersible pump is connected with the water supply pipe water inlet, absorb water and go into in the water supply pipe via the immersible pump.
The switch switching device comprises a first vacuum feed switch, a second vacuum feed switch and a fan combination switch, wherein a first voltage source is connected with the first vacuum feed switch through signals, a second voltage source is connected with the second vacuum feed switch through signals, and the first vacuum feed switch and the second vacuum feed switch are respectively connected with the fan combination switch through signals.
The first vacuum feed switch and the second vacuum feed switch are KBZ-400, and the fan combined switch is QBZ-2 multiplied by 80 SF.
The double voltage sources are adopted, and the automatic switch device is arranged to avoid the possibility of power failure, so that the labor intensity of workers is reduced, the production efficiency is improved, and the requirement of uninterrupted water supply can be met.
The motor protection system comprises a programmable logic controller and an overflow valve, wherein a frequency converter is connected with the programmable logic controller in the motor protection system through signals, the programmable logic controller is connected with an electric overflow valve through signals, when the output frequency of the frequency converter is lower than 30Hz, the programmable logic controller is started to open the electric overflow valve, an opening is formed in a water supply pipeline to connect branch pipelines, the branch pipelines are parallel to the water supply pipeline and reversely extend into an old goaf water sedimentation tank, the tail end of each branch pipeline is provided with the electric overflow valve, accumulated water enters the water supply pipeline and then passes through the branch pipelines, and the accumulated water is re-injected into the old goaf water sedimentation tank through the backflow of the electric overflow valve.
By adopting the technical scheme, accumulated water in the coal mine goaf can be fully utilized, the water resource utilization rate is improved, the energy consumption is reduced, constant-pressure water supply is realized by utilizing variable-frequency constant-pressure control equipment, the temperature rise range of a water pump motor is controlled by utilizing an overflow valve, the system stability is improved, the power consumption is reduced, and the damage probability of the water pump is reduced, so that the cost for replacing the water pump is reduced, and the purpose of reducing the cost is achieved
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.
Claims (5)
1. The utility model provides a water supply system, a serial communication port, including first voltage source, the second voltage source, switch auto-change over device, the converter, the immersible pump, water supply pipe, the branch road pipeline, old dead zone water sedimentation tank and motor protection system, first voltage source and second voltage source are connected with switch auto-change over device passing signal respectively, switch auto-change over device is connected with the converter passing signal, the converter is connected with immersible pump passing signal, and simultaneously, the converter is connected with motor protection system passing signal, the immersible pump is arranged in inside the old dead zone water sedimentation tank, the delivery port department of this immersible pump is connected with the water supply pipe water inlet, absorb water and go into in the water supply pipe via the immersible pump.
2. The water supply system according to claim 1, wherein: the switch switching device comprises a first vacuum feed switch, a second vacuum feed switch and a fan combination switch, wherein a first voltage source is connected with the first vacuum feed switch through signals, a second voltage source is connected with the second vacuum feed switch through signals, and the first vacuum feed switch and the second vacuum feed switch are respectively connected with the fan combination switch through signals.
3. A water supply system as claimed in claim 2, wherein: the model that first vacuum feed switch and second vacuum feed switch adopted is KBZ-400, the model that fan combination switch adopted is QBZ-2 80 SF.
4. The water supply system according to claim 1, wherein: the motor protection system comprises a programmable logic controller and an electric overflow valve, the frequency converter is connected with the programmable logic controller in the motor protection system through signals, the programmable logic controller is connected with the electric overflow valve through signals, and when the output frequency of the frequency converter is lower than 30Hz, the programmable logic controller is started to open the electric overflow valve.
5. The water supply system according to claim 1, wherein: the water supply pipeline is provided with an opening to be connected with the branch pipeline, the branch pipeline is parallel to the water supply pipeline and reversely extends into the goaf water sedimentation tank, the tail end of the branch pipeline is provided with an electric overflow valve, and accumulated water enters the water supply pipeline and then flows back through the branch pipeline and is re-injected into the goaf water sedimentation tank through the electric overflow valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917614.7U CN213477019U (en) | 2020-05-27 | 2020-05-27 | Water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020917614.7U CN213477019U (en) | 2020-05-27 | 2020-05-27 | Water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213477019U true CN213477019U (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020917614.7U Active CN213477019U (en) | 2020-05-27 | 2020-05-27 | Water supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213477019U (en) |
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2020
- 2020-05-27 CN CN202020917614.7U patent/CN213477019U/en active Active
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