CN213690271U

CN213690271U - Sewage vacuum pipe network monitoring system

Info

Publication number: CN213690271U
Application number: CN202022591661.XU
Authority: CN
Inventors: 邓永峰; 汪志君
Original assignee: HUANGSHAN TUODA TECHNOLOGY CO LTD
Current assignee: HUANGSHAN TUODA TECHNOLOGY CO LTD
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-13
Anticipated expiration: 2030-11-10

Abstract

The utility model aims at providing a guarantee to keep the sewage vacuum pipe network monitored control system of higher negative pressure state all the time in the vacuum pipeline, electric contact vacuum meter continuously detects the negative pressure value in the vacuum pipe network, when the negative pressure value descends to the numerical value of settlement, electric contact vacuum meter sends the switching value signal to intelligent control ware, automatic closing after intelligent control ware control vacuum valve opens the certain time, the atmosphere gets into in the vacuum pipe network when the vacuum valve is opened, whole vacuum pipe network just can be in the state of a high negative pressure, it is effectual to suck; the opening duration of the vacuum valve is controlled by the intelligent controller, so that the excessive energy consumption caused by frequent opening of the vacuum valve or the excessive opening of the vacuum valve caused by continuous low negative pressure of the pipeline for a period of time can be avoided.

Description

Sewage vacuum pipe network monitoring system

Technical Field

The utility model relates to a vacuum drainage technical field, concretely relates to sewage vacuum pipe network monitored control system.

Background

As a sewage conveying system, the vacuum drainage system has the advantages of small pipe diameter, low requirement on pipeline laying, high drainage speed, closed pipeline, high environmental protection degree and the like, so that the vacuum drainage system is widely used in the aspects of sewage collection and conveying in residential areas. After the vacuum drainage system is used for a period of time, due to the fact that transmission of vacuum in the vacuum pipeline is not smooth due to the residues in the vacuum pipeline, under the condition that the vacuum of a vacuum pump station is normal, the condition that the vacuum of the vacuum pipeline is insufficient can often occur, the sewage collection well can not work normally, and the reliable operation of the whole system is affected. Therefore, the pressure monitoring of the vacuum pipeline in the vacuum drainage system is needed, and in the prior art, the pressure monitoring of the vacuum pipeline mainly has the following two modes: firstly, detecting the pressure in a vacuum pipeline, when the pressure is lower than a set value, then manually controlling to introduce air into the vacuum pipeline, and introducing the air into the vacuum pipeline to clean liquid and solid in the pipeline so as to ensure the maintenance of negative pressure at the tail end of the vacuum pipeline, but the mode cannot ensure that the interior of the vacuum pipeline is always kept in a higher negative pressure state; the pressure value in the vacuum pipeline does not need to be detected, but the atmosphere is regularly introduced into the vacuum pipeline, the atmosphere enters the vacuum pipeline to clean liquid and solid in the pipeline, the maintenance of the negative pressure at the tail end of the vacuum pipeline is guaranteed, but the atmosphere can be regularly introduced in the mode regardless of the residues in the vacuum pipeline, and the energy consumption of the system can be greatly wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a guarantee to remain higher negative pressure state's sewage vacuum pipe network monitored control system throughout in the vacuum pipe.

In order to realize the purpose, the utility model discloses a technical scheme be: a sewage vacuum pipe network monitoring system is characterized in that an air outlet end of a pipeline is connected with a vacuum pipe network, an air inlet end of the pipeline is communicated with the atmosphere, a vacuum valve is arranged on the pipeline, an electric contact vacuum meter is connected onto the pipeline at the downstream of the vacuum valve and is connected with an intelligent controller through a lead, the electric contact vacuum meter detects the vacuum degree in the pipeline and transmits a signal to the intelligent controller, and the intelligent controller controls the opening and closing of the vacuum valve.

In the scheme, the electric contact vacuum meter continuously detects the negative pressure value in the vacuum pipe network, when the negative pressure value is reduced to a set value, the electric contact vacuum meter sends a switching value signal to the intelligent controller, the intelligent controller controls the vacuum valve to be opened for a certain time and then automatically closed, when the vacuum valve is opened, the atmosphere enters the vacuum pipe network, the whole vacuum pipe network is in a high negative pressure state, and the suction effect is good; the opening duration of the vacuum valve is controlled by the intelligent controller, so that the excessive energy consumption caused by frequent opening of the vacuum valve or the excessive opening of the vacuum valve caused by continuous low negative pressure of the pipeline for a period of time can be avoided.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic structural diagram of an intelligent controller;

fig. 4 is an external view of the control valve.

Detailed Description

As shown in fig. 1 and 2, in a sewage vacuum pipe network monitoring system, an air outlet end of a pipeline 10 is connected with a vacuum pipe network, an air inlet end is communicated with the atmosphere, a vacuum valve 33 is arranged on the pipeline 10, and an electric contact vacuum gauge 21 is connected on the pipeline 10 at the downstream of the vacuum valve 33, so that a vacuum value detected by the electric contact vacuum gauge 21 is a vacuum value in the vacuum pipe network, the electric contact vacuum gauge 21 is connected with an intelligent controller 32 through a lead 31, the electric contact vacuum gauge 21 detects the vacuum degree in the pipeline 10 and transmits a signal to the intelligent controller 32, and the intelligent controller 32 controls the opening and closing of the vacuum valve 33. The electric contact vacuum meter 21 continuously detects the negative pressure value in the vacuum pipe network, when the negative pressure value is higher than a set value, the electric contact vacuum meter 21 does not output a signal, when the negative pressure value is reduced to the set value, the electric contact vacuum meter 21 sends a switching value signal to the intelligent controller 32, the intelligent controller 32 controls the vacuum valve 33 to be opened for a certain time and then automatically closed, when the vacuum valve 33 is opened, the atmosphere enters the vacuum pipe network, solid-liquid mixture and the like in the vacuum pipe network are conveyed to the terminal collection tank along with high-speed flow of air flow due to the fact that a source flow of gas dynamics is conveyed, and therefore the vacuum pipe network becomes an empty pipe, the whole vacuum pipe network is in a high negative pressure state, and even the tail end of the vacuum pipe network has a good suction effect; when the electric contact vacuum gauge 21 continues to switch the quantity signal for a certain time, the intelligent controller 32 controls the opening of the vacuum valve 33, so as to ensure that the electric contact vacuum gauge 21 is not interfered by the short-time fluctuation of the negative pressure of the vacuum pipe network, and play a certain filtering role, the opening duration of the vacuum valve 33 is controlled by the intelligent controller 32, and after the electric contact vacuum gauge 21 is opened once, the intelligent controller 32 can be set to be free from the limitation of the signal of the electric contact vacuum gauge 21 within a certain time, namely, the opening of the vacuum valve 33 is not controlled within a certain time, so that the phenomenon that the vacuum valve 33 is opened frequently and consumes excessive energy or the vacuum valve is opened excessively due to the fact that the negative pressure of a pipeline is continuously lowered for a period of time is.

Specifically, an air intake pipe 34 is led out from the pipeline 10 between the vacuum valve 33 and the electric contact vacuum gauge 21, one end of the air intake pipe 34 is connected with the pipeline 10, the other end of the air intake pipe is connected with the intelligent controller 32, and the intelligent controller 32 is further connected with the vacuum valve 33 through an air suction pipe 35. The intelligent controller 32 is connected to the vacuum network through a gas intake pipe 34 of the vacuum valve 33, and is communicated with the vacuum valve 33 through a gas suction pipe 35 of the vacuum valve 33, thereby controlling the opening and closing of the vacuum valve 33.

In order to realize the communication between the three pipelines, the pipeline 10 between the vacuum valve 33 and the air outlet end is connected with a three-way joint 22, two through interfaces of the three-way joint 22 are respectively connected with the pipelines 10 at two sides, the other interface is communicated with one end of the air storage buffer tube 23, the other end of the air storage buffer tube 23 is connected with an electric contact vacuum meter 21, and the air taking pipe 34 is connected with the pipeline 10 between the three-way joint 22 and the vacuum valve 33.

The diameter of the interface of the three-way joint 22 communicated with the gas storage buffer tube 23 is smaller than the diameter of the other two interfaces, a hose 24 is connected between the gas storage buffer tube 23 and the small-diameter interface of the three-way joint 22, and a first manual valve 25 is arranged on the hose 24. A second manual valve 11 is also arranged on the pipeline 10 between the three-way joint 22 and the air outlet end. During installation, the pipeline 10 is connected to a vacuum pipe network, the first manual valve 25 is in a closed state, the second manual valve 11 is in a closed state, the electric contact vacuum gauge 21 is communicated with the vacuum pipe network, and the first manual valve 25 and the second manual valve 11 are opened after installation is finished, so that the pressure of the vacuum pipe network is monitored and controlled.

The intelligent controller 32 includes a housing 321, a battery 322, a control board 323 and a control valve 324 are disposed in the housing 321, and the control valve 324 controls the opening and closing of the vacuum valve 33. The battery 322 supplies power to the control board 323, the electric contact vacuum meter 21 detects the vacuum pipe network negative pressure and transmits a switching value signal to the control board 323, the control board 323 controls the opening and closing of the control valve 324, and the control valve 324 controls the opening and closing of the vacuum valve 33.

Referring to fig. 3 and 4, the control valve 324 includes a valve body 324a, the valve body 324a is provided with a port C, a port D and a port E, which are the same as the valve cavity, wherein the port C is connected to the pipeline 10 through the air intake pipe 34, the port D is connected to the vacuum valve 33 through the air intake pipe 35, the port E is communicated with the atmosphere, the port F controls the connection and disconnection between the port C and the port D, and the port G controls the connection and disconnection between the port D and the port E. When the intelligent controller 32 gives positive pulse, the valve F is opened, the valve G is closed, the port C is communicated with the port D, the port D is closed with the port E, the vacuum valve 33 is opened, when the intelligent controller 32 gives negative pulse, the valve F is closed, the valve E is opened, the port C is closed with the port D, the port D is communicated with the port E, and the vacuum valve 33 is closed.

In order to ensure that the whole system is free from interference of external factors, a control cabinet 40 is arranged on the outer cover of the system, a plurality of cross rods 41 are arranged in the control cabinet 40, and all the components are fixed on the cross rods 41 through anchor ears 42, so that the phenomena of winding and interference among pipelines are avoided, and the stability of the whole system is not influenced.

In order to improve the working efficiency, the control cabinet 40 is provided with two groups of vacuum pipe network monitoring systems, and the two groups of vacuum pipe network monitoring systems are arranged in a mirror symmetry mode relative to the central line of the control cabinet 40, and meanwhile, the arrangement space can be saved.

Claims

1. The utility model provides a sewage vacuum pipe network monitored control system which characterized in that: the air outlet end of the pipeline (10) is connected with a vacuum pipe network, the air inlet end of the pipeline is communicated with the atmosphere, a vacuum valve (33) is arranged on the pipeline (10), an electric contact vacuum meter (21) is connected onto the pipeline (10) at the downstream of the vacuum valve (33), the electric contact vacuum meter (21) is connected with an intelligent controller (32) through a lead (31), the electric contact vacuum meter (21) detects the vacuum degree in the pipeline (10) and transmits a signal to the intelligent controller (32), and the intelligent controller (32) controls the opening and closing of the vacuum valve (33).

2. The sewage vacuum pipe network monitoring system of claim 1, wherein: an air intake pipe (34) is led out of the pipeline (10) between the vacuum valve (33) and the electric contact vacuum meter (21), one end of the air intake pipe (34) is connected with the pipeline (10), the other end of the air intake pipe is connected with the intelligent controller (32), and the intelligent controller (32) is also connected with the vacuum valve (33) through an air intake pipe (35).

3. The sewage vacuum pipe network monitoring system of claim 2, wherein: the pipeline (10) between the vacuum valve (33) and the air outlet end is connected with a three-way joint (22), two straight-through interfaces of the three-way joint (22) are respectively connected with the pipelines (10) at two sides, the other interface is communicated with one end of the air storage buffer tube (23), the other end of the air storage buffer tube (23) is connected with an electric contact vacuum meter (21), and the air taking tube (34) is connected on the pipeline (10) between the three-way joint (22) and the vacuum valve (33).

4. The sewage vacuum pipe network monitoring system of claim 3, wherein: the diameter of the interface of the three-way joint (22) communicated with the gas storage buffer tube (23) is smaller than the diameters of the other two interfaces, a hose (24) is connected between the gas storage buffer tube (23) and the small-diameter interface of the three-way joint (22), and a first manual valve (25) is arranged on the hose (24).

5. The sewage vacuum pipe network monitoring system of claim 3, wherein: a second manual valve (11) is also arranged on the pipeline (10) between the three-way joint (22) and the air outlet end.

6. The sewage vacuum pipe network monitoring system of claim 1, wherein: the intelligent controller (32) comprises a shell (321), wherein a battery (322), a control panel (323) and a control valve (324) are arranged in the shell (321), and the control valve (324) controls the opening and closing of the vacuum valve (33).

7. The sewage vacuum pipe network monitoring system of claim 6, wherein: the control valve (324) comprises a valve body (324a), wherein a port C, a port D and a port E which are the same as the valve cavity are arranged on the valve body (324a), the port C is connected with the pipeline (10) through an air taking pipe (34), the port D is connected with the vacuum valve (33) through an air suction pipe (35), the port E is communicated with the atmosphere, the valve F controls the connection and disconnection of the port C and the port D, and the valve G controls the connection and disconnection of the port D and the port E.

8. The sewage vacuum pipe network monitoring system according to any one of claims 1 to 7, wherein: the system outer cover is provided with a control cabinet (40), a plurality of cross bars (41) are arranged in the control cabinet (40), and all the parts are fixed on the cross bars (41) through anchor ears (42).

9. The sewage vacuum pipe network monitoring system of claim 8, wherein: the control cabinet (40) is provided with two groups of vacuum pipe network monitoring systems, and the two groups of vacuum pipe network monitoring systems are arranged in a mirror symmetry mode relative to the central line of the control cabinet (40).