CN216815664U - Anhydrous detection device of intelligence water supply system - Google Patents

Abstract

The utility model relates to an intelligent water supply system anhydrous detection device, which comprises a probe type sensor detection unit, a liquid level storage cavity unit and an exhaust unit, wherein the liquid level storage cavity unit comprises an outer cavity and an inner cavity, an outer cavity is formed between the outer cavity and the inner cavity, an inner cavity is formed inside the inner cavity, an upper end hexagon nut is installed at the upper end of the outer cavity, a lower end hexagon nut is installed at the lower end of the outer cavity, the probe type sensor detection unit comprises a probe and a probe type sensor body, the probe type sensor body is installed on the upper end hexagon nut, the probe is installed at the bottom of the probe type sensor body and extends into the inner cavity, the exhaust unit comprises an exhaust valve, a gas storage cavity and an exhaust pipeline, one end of the exhaust pipeline is connected to an exhaust port on the side wall of the outer cavity, the other end of the exhaust pipeline is connected with the gas storage cavity, and the exhaust valve is installed on the gas storage cavity; the utility model can effectively extrude the gas in the water inlet pipeline into the corresponding cavity, and increases the control functions of the gas storage cavity and the exhaust valve.

Description

Anhydrous detection device of intelligence water supply system

[ technical field ]

The utility model relates to the technical field of variable-frequency water supply, in particular to a water-free detection device of an intelligent water supply system in the water supply field of variable-frequency constant-pressure water supply equipment, pipe network pressure-superposed (non-negative pressure) water supply equipment, box type non-negative pressure water supply equipment and the like.

[ background Art ]

The secondary water supply equipment is an important control system for ensuring normal water use of residents, the conventional water supply equipment supplies water by using a high-level water tank and a high-level water tank, the novel technology uses the low-range pressure sensor as an important condition for detecting waterless shutdown, the quality of the low-range pressure sensor in the market at present is uneven, and meanwhile, the cost of the low-range pressure sensor is high. The incrustation scale that low-range sensor produced after impurity and the long-time operation of system lead to no water system failure or inefficacy of shutting down because of in the quality of water, and system normal operating under municipal administration outage or the anhydrous prerequisite of water tank can't detect the liquid level of inlet line and water tank, and the system normally works always, leads to the water pump to have no water idle running to produce the cavitation phenomenon, and the idle running can lead to rotor part, water pump body to generate heat simultaneously, mechanical seal etc. can not obtain liquid lubrication, and dry grinding makes the water pump damage fast.

[ contents of utility model ]

The utility model aims to solve the defects and provide the intelligent water supply system water-free detection device, which can effectively extrude gas in a water inlet pipeline into a corresponding cavity and increase the control functions of a gas storage cavity and an exhaust valve.

In order to realize the purpose, the waterless detection device for the intelligent water supply system comprises a probe type sensor detection unit, a liquid level storage cavity unit and an exhaust unit, wherein the liquid level storage cavity unit comprises an outer cavity and an inner cavity, water is stored in the outer cavity and the inner cavity, an outer cavity 12 is formed between the outer cavity and the inner cavity, an inner cavity 4 is formed inside the inner cavity, an upper end hexagon nut 1 is installed at the upper end of the outer cavity, a lower end hexagon nut 5 is installed at the lower end of the outer cavity, the probe type sensor detection unit comprises a probe 3 and a probe type sensor body 8, the probe type sensor body 8 is installed on the upper end hexagon nut 1, the probe 3 is installed at the bottom of the probe type sensor body 8, the probe 3 extends into the inner cavity 4 and is used for detecting the liquid level in the inner cavity 4, and the exhaust unit comprises an exhaust valve 9, Gas storage chamber 10 and exhaust pipe way 11, exhaust pipe way 11 one end is connected to the gas vent on the outer cavity lateral wall, gas storage chamber 10 is connected to the exhaust pipe way 11 other end, gas storage chamber 10 facial make-up is equipped with discharge valve 9.

Further, the internal thread 2 of the storage cavity is arranged inside the upper end hexagon nut 1, and the probe type sensor body 8 is fixed through the internal thread 2 of the storage cavity and is clamped through the upper end hexagon nut 1.

Further, the periphery of the bottom of the lower end hexagon nut 5 is provided with a lower end external thread 6, and the lower end external thread 6 is fixed on an overhauling ball valve fixing part reserved in the water inlet pipeline body and is rotationally fixed through the lower end hexagon nut 5.

Furthermore, the top of the probe-type sensor body 8 is connected with a signal line 7, and is connected with a control system through the signal line 7.

Compared with the prior art, the utility model has the following advantages:

(1) the utility model is suitable for a control system for monitoring water inlet waterless shutdown of a system in long-time operation, a double-layer cavity absorbs air extruded by a water inlet pipeline, the air is extruded into an exhaust cavity through an exhaust pipe, and the air in a waterless device is exhausted through an exhaust valve;

(2) the utility model adopts a double-cavity structure, effectively extrudes the gas in the water inlet pipeline into the corresponding cavity, increases the control functions of the gas storage cavity and the exhaust valve, prevents residual gas from being completely discharged and absorbed and stored by the gas storage cavity, and simultaneously, the exhaust valve can discharge the residual gas outwards;

(3) compared with the original low-range sensor without water, the long-time operation of the low-range sensor is easy to be blocked by impurities and water scales in water quality, so that the system cannot work normally.

[ description of the drawings ]

FIG. 1 is a schematic structural view of the present invention;

in the figure: 1. the probe type gas sensor comprises an upper end hexagon nut 2, internal threads 3 of a storage cavity, a probe 4, an inner cavity 5, a lower end hexagon nut 6, external threads 7 of the lower end, a signal line 8, a probe type sensor body 9, an exhaust valve 10, a gas storage cavity 11, an exhaust pipeline 12 and an outer cavity.

[ detailed description of the utility model ]

The utility model is further described below with reference to the accompanying drawings:

as shown in the attached figure 1, the utility model provides an intelligent water supply system anhydrous detection device, which comprises a probe type sensor detection unit, a liquid level storage chamber unit and an exhaust unit, wherein the liquid level storage chamber unit comprises an outer chamber and an inner chamber, water is stored through the outer chamber and the inner chamber, an outer chamber 12 is formed between the outer chamber and the inner chamber, an inner chamber 4 is formed inside the inner chamber, an upper end hexagon nut 1 is installed at the upper end of the outer chamber, a lower end hexagon nut 5 is installed at the lower end of the outer chamber, the probe type sensor detection unit comprises a probe 3 and a probe type sensor body 8, the top of the probe type sensor body 8 is connected with a signal wire 7 and is connected with a control system through the signal wire 7, the probe type sensor body 8 is installed on the upper end hexagon nut 1, the probe 3 is installed at the bottom of the probe type sensor body 8, the probe 3 extends into the inner chamber 4 and is used for detecting the liquid level in the inner chamber 4, the exhaust unit comprises an exhaust valve 9, a gas storage cavity 10 and an exhaust pipeline 11, one end of the exhaust pipeline 11 is connected to an exhaust port in the side wall of the outer cavity, the other end of the exhaust pipeline 11 is connected with the gas storage cavity 10, and the exhaust valve 9 is installed on the gas storage cavity 10. The probe-type sensor body 8 is fixed through the threads 2 in the storage cavity and clamped through the upper-end hexagon nut 1; the periphery of the bottom of the lower end hexagon nut 5 is provided with a lower end external thread 6, the lower end external thread 6 is fixed on an overhauling ball valve fixing part reserved in the water inlet pipeline body, and the lower end hexagon nut 5 is used for rotating and fixing.

Specifically, the utility model relates to a waterless detection device system consisting of a probe type sensor detection unit, a liquid level storage chamber unit, an exhaust unit and the like. The probe type sensor detection unit consists of a probe 3, a signal wire 7 and a probe type sensor body 8, when the liquid level is detected to be normal, the system normally runs, and when no water signal is detected, the signal feedback control system carries out shutdown control. The liquid level storage chamber unit consists of an upper hexagonal nut 1, an inner thread 2 of a storage chamber, an inner cavity 4, a lower hexagonal nut 5, a lower external thread 6 and an outer cavity 12, the inner part of the liquid level storage chamber unit is formed by the inner cavity 4 and the outer cavity 12, when the liquid level of a water inlet pipeline is normal, the liquid level firstly enters the inner cavity 4, meanwhile, gas in the cavity is extruded upwards, the gas enters the outer cavity 12, and when the liquid level overflows and enters the outer cavity 12, an exhaust valve can be opened to exhaust the gas; the probe type sensor is fixed on the liquid level storage chamber unit, the probe type sensor is fixed with the internal thread 2 of the liquid level storage chamber unit, and meanwhile, the internal hexagonal thread 1 at the upper end is clamped; the lower port external thread 6 is fixed on the maintenance ball valve fixing part reserved in the water inlet pipeline body, and is rotationally fixed through the lower hexagonal nut 5, so that a certain torque is achieved, and the waterless detection device is fixed and completed. The exhaust unit comprises discharge valve 9, gas storage chamber 10, exhaust pipe 11 etc. and when the liquid level storage of liquid level storage chamber reached certain degree, the intracavity gas passed through exhaust pipe 11 with gaseous 10 gas storage chambers, through discharge valve 9 with the inside gaseous whole discharge of chamber.

In the utility model, a probe 3 of a probe type sensor monitoring unit mainly detects the liquid level in an inner chamber 4, when the liquid level is lower than an external thread 6 of a detection device, a sensor detects a waterless signal and feeds the waterless signal back to a control system through a signal wire 7, and the control system forcibly stops the running water pump to protect the water pump from idle running caused by waterless. When the liquid level of a water inlet pipeline of the system enters the inner chamber 4 through the hollow pipeline of the detection device, the liquid level rises to extrude the air in the chamber, the air enters the air storage chamber 10 through the exhaust pipeline 11 after being extruded, and the exhaust valve 9 is unscrewed to discharge the air in the detection device to the outside of the device. Meanwhile, two contacts of the probe type sensor probe 3 are connected, a normal liquid level signal is fed back to the system through the signal wire 7, the system is put into use again, and the system operates normally.

In the utility model, one detection device is arranged in a reserved maintenance ball valve of a water inlet pipeline through a lower-end external thread 6, the detection device is fixed through a lower-end hexagonal nut 5 through a torque wrench, a water storage part of the detection device comprises an inner cavity 4 and an outer cavity 12, and water is stored through the two cavities. When the liquid level in the water inlet pipeline is extruded by pressure, the inner chamber 4 and the outer chamber 12 are filled with liquid; the probe 3 of the probe type sensor contacts the liquid in the inner cavity 4 to be used as a detection signal, and the water level condition of the water inlet pipeline of the system is timely fed back to the system to be controlled. The probe type sensor is fixed by a signal wire 7, a probe type sensor body 8, a probe type sensor external thread and a cavity 12 internal thread. The probe 3 and the signal line 7 play an important role in signal acquisition and transmission as a detection device and a signal transmission device. When the gas in the chamber rises due to the pressure compression, the compressed gas is introduced into the gas storage chamber 10 through the exhaust pipe 11, and the exhaust valve 9 is opened to exhaust the gas. The whole waterless detection device is not influenced by a ditch generated by a pipeline and more water quality impurities due to long-time operation of the system, the service life is prolonged, and signal feedback is timely.

In the specific embodiment of the utility model, the fixing device is mainly installed and fixed by adopting the external threads 6 at the lower end, the hexagonal nut 5 at the lower end is used for being fixedly installed with the maintenance ball valve reserved at the upper end of the pipeline, and when the hexagonal nut reaches a certain torque, the waterless detection device is normally installed. The exhaust valve 9 is connected by threads, the operation is simple, the extrusion gas in the inner cavity 4 and the outer cavity 12 is conveyed to the gas storage cavity 10 through the exhaust pipe 11, and the gas in the waterless detection device can be discharged out of the detection device through the gas storage cavity 10 in time due to the extrusion of water inlet pressure. The control system is characterized in that a double-layer cavity absorbs air extruded by a water inlet pipeline, the air is extruded into an exhaust cavity 10 through an exhaust pipe 11, and the air in the waterless device is exhausted through an exhaust valve 9.

In conclusion, the utility model relates to a water-free detection device suitable for an intelligent secondary water supply and water inlet pipeline, which is characterized in that the detection device is fixed on a maintenance ball valve fixing piece with internal threads reserved in the water inlet pipeline by adopting external threads, the liquid level condition of the water inlet pipeline is detected by a probe type sensor, when the liquid level is lower than the liquid level below the probe type sensor, the liquid level cannot be detected, the probe type sensor feeds back a water-free signal to a control system, and the control system receives the water-free signal and stops running. The system mainly prevents cavitation caused by waterless idling of the water pump due to waterless inlet, and simultaneously, liquid lubrication cannot be obtained on a rotor component, a water pump body, a mechanical seal and the like due to idling, so that the water pump is quickly damaged by dry grinding.

The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.

Claims (4)

1. The utility model provides an anhydrous detection device of intelligence water supply system which characterized in that: including probe-type sensor detecting element, liquid level storage cavity unit and exhaust unit, liquid level storage cavity unit includes outer cavity and inner chamber to carry out the water storage through outer cavity and inner chamber, form exocoel (12) between outer cavity and the inner chamber, inside inner chamber (4) that form of inner chamber, upper end hexagon nut (1) is installed to outer cavity upper end, lower extreme hexagon nut (5) are installed to outer cavity lower extreme, probe-type sensor detecting element includes probe (3) and probe-type sensor body (8), install on upper end hexagon nut (1) probe-type sensor body (8), probe (3) have been installed to probe-type sensor body (8) bottom, probe (3) stretch into in inner chamber (4) for detect the liquid level in inner chamber (4), exhaust unit includes discharge valve (9), Gas storage chamber (10) and exhaust pipe way (11), exhaust pipe way (11) one end is connected to the gas vent on the outer chamber lateral wall, gas storage chamber (10) are connected to exhaust pipe way (11) other end, gas storage chamber (10) facial make-up is equipped with discharge valve (9).

2. The intelligent water supply system water absence detecting device of claim 1, wherein: the probe type sensor is characterized in that a storage cavity internal thread (2) is arranged inside the upper end hexagon nut (1), and the probe type sensor body (8) is fixed through the storage cavity internal thread (2) and clamped through the upper end hexagon nut (1).

3. The intelligent water supply system water absence detecting device according to claim 1 or 2, wherein: the water inlet pipeline is characterized in that a lower end external thread (6) is arranged on the periphery of the bottom of the lower end hexagonal nut (5), and the lower end external thread (6) is fixed on an overhauling ball valve fixing part reserved in the water inlet pipeline body and is rotationally fixed through the lower end hexagonal nut (5).

4. The intelligent water supply system water absence detecting device of claim 1, wherein: the probe type sensor is characterized in that the top of the probe type sensor body (8) is connected with a signal wire (7) and is connected with a control system through the signal wire (7).

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