CN218405651U - A filling diversion system for technical water supply pump - Google Patents

A filling diversion system for technical water supply pump Download PDF

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Publication number
CN218405651U
CN218405651U CN202222484660.4U CN202222484660U CN218405651U CN 218405651 U CN218405651 U CN 218405651U CN 202222484660 U CN202222484660 U CN 202222484660U CN 218405651 U CN218405651 U CN 218405651U
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China
Prior art keywords
valve
water supply
way valve
supply pump
technical
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CN202222484660.4U
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Chinese (zh)
Inventor
林志鹏
马严峰
胡利华
张宇
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Huadian Sichuan Power Generation Co ltd Wawushan Branch
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Huadian Sichuan Power Generation Co ltd Wawushan Branch
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Abstract

The utility model relates to a working shaft technical field particularly, relates to a filling diversion system for technical working shaft, include: a main diversion valve, a ball valve, a three-way valve, a technical water supply pump, an air valve, a water inlet end, a check valve, a water outlet end and a drainage ditch; the one end of leading water main valve is connected with the one end of ball valve, and the other end of ball valve is connected with the first port of three-way valve, and the second port and the technology feed water pump of three-way valve are connected, and the escape canal is connected to the third port of three-way valve, and the end of intaking is connected with air valve, technology feed water pump respectively, and technology feed water pump, check valve, play water end connect gradually.

Description

A filling diversion system for technical water supply pump
Technical Field
The utility model relates to a working shaft technical field particularly, relates to a filling diversion system for technical working shaft.
Background
At present, before starting a water supply pump in the prior art, an operator is required to fill water by using a temporary hose, and under the condition of difficult pump starting, the pump body is required to be pumped by manually exhausting through a water guide valve, so that the automatic starting success rate of a unit is seriously influenced, certain potential safety hazards are also provided, and when a single component is damaged or fails, the misoperation of the system is easily caused. Based on this, we have devised a priming system for technical water supply pumps to overcome the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a filling diversion system for technique working shaft, it is used for solving above-mentioned technical problem.
The embodiment of the utility model discloses a realize through following technical scheme:
a priming system for a technical water supply pump comprising: a main diversion valve, a ball valve, a three-way valve, a technical water supply pump, an air valve, a water inlet end, a check valve, a water outlet end and a drainage ditch; the one end of leading water main valve is connected with the one end of ball valve, and the other end of ball valve is connected with the first port of three-way valve, and the second port and the technological working shaft of three-way valve are connected, and the escape canal is connected to the third port of three-way valve, and the end of intaking is connected with air valve, technological working shaft respectively, and technological working shaft, check valve, play water end connect gradually.
Optionally, a flow switch is further disposed at a connection between the other end of the ball valve and the first port of the three-way valve.
Optionally, a pressure sensor is further disposed at a connection between the check valve and the water outlet end.
Optionally, the ball valve is an electric ball valve or a manual ball valve.
Optionally, the three-way valve is an electric three-way valve or a manual three-way valve.
Optionally, the connection relations are all connected through a pipeline.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
in the embodiment, through the application of the arranged filling diversion system in the technical water supply pump, the problem of influencing the automatic starting success rate of the unit is avoided, the fault tolerance is increased, the fault-tolerant hierarchical control of the operation of the filling diversion system is realized, the fault tolerance and the safety of each function of the system can be ensured, and the misoperation of the system can not be caused when a single component is damaged or fails.
Drawings
Fig. 1 is a schematic diagram of a filling priming system for a technical water supply pump according to the present invention;
fig. 2 is a schematic view illustrating a water supply pump according to the prior art provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
As shown in fig. 1, the present invention provides one of the embodiments: a priming system for a technical water supply pump comprising: a water diversion main valve, a ball valve, a three-way valve, a technical water supply pump, an air valve, a water inlet end, a check valve, a water outlet end and a drainage ditch; the one end of leading water main valve is connected with the one end of ball valve, and the other end of ball valve is connected with the first port of three-way valve, and the second port and the technology feed water pump of three-way valve are connected, and the escape canal is connected to the third port of three-way valve, and the end of intaking is connected with air valve, technology feed water pump respectively, and technology feed water pump, check valve, play water end connect gradually.
As shown in fig. 2, in one application of the present embodiment, the related art water supply pump includes: a water diversion main valve, a temporary hose, a water diversion valve, a water inlet end, an air valve, a technical water supply pump, a check valve and a water outlet end; the water diversion main valve, the temporary hose, the water diversion valve and the technical water supply pump are sequentially connected, the water inlet end is respectively connected with the air valve and the technical water supply pump, the check valve and the water outlet end are sequentially connected. Need use interim hose to add the diversion by the operating personnel before starting the pump to under the difficult condition of starting the pump, carry out manual exhaust through the diversion valve and just can make the pump body take out the water. Therefore, the present embodiment aims to realize automatic pump starting by 6 technical water supply pumps through the filling and diversion system arranged as above, adds the automatic filling and diversion system, and completes diversion pipeline arrangement.
In one of the applications of this embodiment, the system further comprises a PLC control cabinet, the PLC control cabinet is connected to each of the electrical devices, after a pump starting signal is obtained, the electric ball valve is opened, the three-way valve is connected to the technical water supply pump to fill water, an operator or the PLC control cabinet detects whether water is drawn according to a signal of the flow switch and preset water drawing flow signal data, when water is drawn, the ball valve is closed in a delayed manner through the PLC control cabinet, the technical water supply pump is started, the operator or the PLC control cabinet detects whether water is drawn according to a detection signal of the pressure sensor and preset pressure signal data, if so, the pump is started successfully, otherwise, the technical water supply pump and the drainage ditch are connected to exhaust through the three-way valve, if so, the three-way valve is reset again, the pump is started successfully, and if not, the pump is stopped.
In this embodiment, a flow switch is further disposed at a connection between the other end of the ball valve and the first port of the three-way valve.
In this embodiment, a pressure sensor is further disposed at the connection between the check valve and the water outlet end.
In this embodiment, the ball valve is specifically an electric ball valve or a manual ball valve.
In this embodiment, the three-way valve is specifically an electric three-way valve or a manual three-way valve.
In this embodiment, the above-mentioned connection relations are all connected through a pipeline.
In this embodiment, in order to ensure safe and reliable operation of the priming system, fault tolerance is added to the control loop of the PLC control cabinet mentioned in the above specific application, so as to implement fault-tolerant hierarchical control of the priming system. Such as: when the upper computer or the network fails, the independent operation of the local equipment is not influenced; the fault tolerance and the safety of each function of the system can be ensured under various abnormal working conditions or abnormal operation; when the single component is damaged or fails, the misoperation of the system can not be caused.
In the specific application of the present embodiment, in consideration of the fact that operators at different levels can master various operations skillfully, understand the meaning of the operations and the action and state change after the operations, an operation panel display device (a display, an indicator light) and an operation component (a control switch and a button) are provided to avoid the misoperation of the operators.
In summary, in this embodiment, by applying the filling diversion system in the technical water supply pump, the problem of influencing the success rate of the automatic startup of the unit is avoided, the fault tolerance is increased, the fault-tolerant hierarchical control of the operation of the filling diversion system is realized, the fault tolerance and the safety of each function of the system can be ensured, and when a single component is damaged or fails, the malfunction of the system is not caused.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A priming system for a technical water supply pump, comprising: a main diversion valve, a ball valve, a three-way valve, a technical water supply pump, an air valve, a water inlet end, a check valve, a water outlet end and a drainage ditch; the one end of leading water main valve is connected with the one end of ball valve, and the other end of ball valve is connected with the first port of three-way valve, and the second port and the technological working shaft of three-way valve are connected, and the escape canal is connected to the third port of three-way valve, and the end of intaking is connected with air valve, technological working shaft respectively, and technological working shaft, check valve, play water end connect gradually.
2. The priming system for a technical water supply pump according to claim 1, wherein a flow switch is further provided at a junction between the other end of the ball valve and the first port of the three-way valve.
3. The priming system for a technical water supply pump according to claim 1, wherein the junction between the check valve and the outlet end is further provided with a pressure sensor.
4. The priming system for a technical water supply pump according to claim 1, wherein the ball valve is in particular a motorized ball valve or a manual ball valve.
5. The priming system for technical water supply pumps of claim 1, wherein the three-way valve is an electrically operated three-way valve or a manually operated three-way valve.
6. A priming system for a technical water supply pump according to any one of claims 1 to 5, wherein said connections are all by pipe connections.
CN202222484660.4U 2022-09-20 2022-09-20 A filling diversion system for technical water supply pump Active CN218405651U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222484660.4U CN218405651U (en) 2022-09-20 2022-09-20 A filling diversion system for technical water supply pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222484660.4U CN218405651U (en) 2022-09-20 2022-09-20 A filling diversion system for technical water supply pump

Publications (1)

Publication Number Publication Date
CN218405651U true CN218405651U (en) 2023-01-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222484660.4U Active CN218405651U (en) 2022-09-20 2022-09-20 A filling diversion system for technical water supply pump

Country Status (1)

Country Link
CN (1) CN218405651U (en)

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