阅读说明：本技术 一种具备远程监控功能的真空预压排水装置 (Vacuum preloading drainage device with remote monitoring function ) 是由 *** 罗迎春 刘桂松 徐全德 蒋艳芳 杨锋 房启伟 许敏 李睿轩 兰朋 史晗 于 2018-09-06 设计创作，主要内容包括：本发明公开一种具备远程监控功能的真空预压排水装置,包括储水罐和控制装置；所述的储水罐的底部安装有连接到地下水体的水平管网；且该所述的水平管网上还设置有止回电磁阀；该电磁止回阀与控制装置相连；并且所述的储水罐的内侧下端还安装有第一液位开关,储水罐内侧上端则相应安装有第二液位开关。本装置通过在控制装置上设置无线传输模块可将数据传输至机房PC设备中,由机房中的工作人员可实时监控控制整个装置运行过程,并上载数据,完成储存记录。整体装置结构合理,设计巧妙,采用单泵体结构,节约成本,并实现循环往复的自动预压排水以及远程监控控制的过程,使用十分的方便。(The invention discloses a vacuum preloading drainage device with a remote monitoring function, which comprises a water storage tank and a control device, wherein the water storage tank is connected with the control device; the bottom of the water storage tank is provided with a horizontal pipe network connected to an underground water body; and the horizontal pipe network is also provided with a non-return electromagnetic valve; the electromagnetic check valve is connected with the control device; and the lower end of the inner side of the water storage tank is also provided with a first liquid level switch, and the upper end of the inner side of the water storage tank is correspondingly provided with a second liquid level switch. The device can transmit data to the PC equipment of the machine room by arranging the wireless transmission module on the control device, and workers in the machine room can monitor and control the operation process of the whole device in real time, upload data and finish storage records. The whole device is reasonable in structure and ingenious in design, the single pump body structure is adopted, the cost is saved, the process of automatic pre-pressing drainage and remote monitoring control in a circulating reciprocating mode is achieved, and the use is very convenient.)

1. The utility model provides a vacuum preloading drainage device that possesses remote monitoring function which characterized in that: comprises a water storage tank (1) and a control device (2); the bottom of the water storage tank (1) is provided with a horizontal pipe network (3) connected to an underground water body; and the horizontal pipe network (3) is also provided with a check electromagnetic valve (4); the electromagnetic check valve (4) is connected with the control device (2); a first liquid level switch (5) is further installed at the lower end of the inner side of the water storage tank (1), and a second liquid level switch (6) is correspondingly installed at the upper end of the inner side of the water storage tank (1); the first liquid level switch (5) and the second liquid level switch (6) are connected with the control device (2); the upper end of the water storage tank (1) is also provided with a vacuum pump (7) communicated with the interior of the water storage tank (1); a pump body electromagnetic valve (8) is arranged on a pipeline for communicating the vacuum pump (7) with the water storage tank (1), and the pump body electromagnetic valve (8) is connected with the control device (2); the lower end of the water storage tank (1) is also provided with a water outlet channel (9), the water outlet channel (9) is also provided with a water outlet electromagnetic valve (10), and the water outlet electromagnetic valve (10) is correspondingly connected with the control device (2) in the same way; an air inlet channel (11) is further arranged at the upper end of the water storage tank (1), an air inlet electromagnetic valve (12) is further arranged on the air inlet channel (11), and the air inlet electromagnetic valve (12) is connected with the control device (2); the control device (2) is also provided with a wireless transmission module (13), and the control device (2) is connected with the computer room PC equipment (14) through the arranged wireless transmission module (13).

2. The vacuum preloading drainage device with the remote monitoring function according to claim 1, characterized in that: the air inlet channel (11) is arranged above the second hydraulic switch (6).

3. The vacuum preloading drainage device with the remote monitoring function according to claim 1, characterized in that: the water outlet channel (8) is arranged below the first hydraulic switch (5).

4. The vacuum preloading drainage device with the remote monitoring function according to claim 1, characterized in that: the control device (2) is arranged as a PLC control cabinet, and a control panel is arranged on the PLC control cabinet.

5. The vacuum preloading drainage device with the remote monitoring function according to claim 1, characterized in that: the wireless transmission equipment is set to be 3G or 4G network transmission or wireless router transmission.

Technical Field

The invention relates to the technical field of vacuum preloading soft soil foundation reinforcement using equipment, in particular to a vacuum preloading drainage device with a remote monitoring function.

Background

The water pumping and draining device is widely applied to a vacuum preloading soft soil foundation consolidation method in foundation treatment engineering, and the existing market has two structural devices, namely an early device which directly uses a water pump to pump water for draining; the other is a water-vapor separation type water pumping and draining device.

Among the early water pump drainage device that draws water, water and air get into the water pump simultaneously, do not carry out the aqueous vapor separation, during the vacuum preloading construction operation, because of the water entering air of water pump the inside, lead to the efficiency reduction and the energy consumption that draw water to rise, directly lead to the water pump loss serious.

The water-gas separation vacuum preloading method adopts a vacuum pump and a water pump to be matched, and improves the working efficiency compared with the traditional water pump direct pumping mode; however, the technical difficulty of the device is that the vacuum negative pressure in the water-gas separation tank is used for drainage, and the effective drainage can be realized only by using the negative pressure water pump with excellent performance, while the current domestic negative pressure water pump has a large difference in the capability of overcoming the vacuum negative pressure, and the use of high-performance imported products increases the equipment cost greatly.

Disclosure of Invention

The invention aims to provide a vacuum preloading drainage device with a remote monitoring function aiming at the defects in the prior art, and the technical scheme is as follows:

a vacuum preloading drainage device with a remote monitoring function comprises a water storage tank and a control device; the bottom of the water storage tank is provided with a horizontal pipe network connected to an underground water body; and the horizontal pipe network is also provided with a non-return electromagnetic valve; the electromagnetic check valve is connected with the control device; the lower end of the inner side of the water storage tank is also provided with a first liquid level switch, and the upper end of the inner side of the water storage tank is correspondingly provided with a second liquid level switch; the first liquid level switch and the second liquid level switch are connected with the control device; the upper end of the water storage tank is also provided with a vacuum pump communicated with the inside of the water storage tank; a pump body electromagnetic valve is arranged on a pipeline for communicating the vacuum pump with the water storage tank and is connected with a control device; the lower end of the water storage tank is also provided with a water outlet channel, the water outlet channel is also provided with a water outlet electromagnetic valve, and the water outlet electromagnetic valve is correspondingly connected with the control device; an air inlet channel is also arranged at the upper end of the water storage tank, an air inlet electromagnetic valve is also arranged on the air inlet channel, and the air inlet electromagnetic valve is connected with a control device; the control device is also provided with a wireless transmission module and is connected with the computer room PC equipment through the wireless transmission module.

Preferably, the intake passage is provided above the second hydraulic switch.

Preferably, the water outlet channel is arranged below the first hydraulic switch.

Preferably, the control device is a PLC control cabinet, and a control panel is arranged on the PLC control cabinet.

Preferably, the wireless transmission device is configured for 3G or 4G network transmission, or wireless router transmission.

Has the advantages that: the invention has the following beneficial effects: the device is only provided with one vacuum pump and a plurality of groups of electromagnetic valves, and the processes of vacuumizing, water sucking, prepressing and water discharging can be effectively finished through the matching of the switches of the electromagnetic valves, when the tank body is closed and only communicated with the horizontal pipe network, the vacuum pump vacuumizes to pump the water body in the underground horizontal pipe network into the tank body, in addition, the vacuum pump in the device does not stop working, the communication between the vacuum pump and the tank body can be closed by controlling the pump body valve, at the moment, the vacuum pump is in an idle state, then the water outlet electromagnetic valve of the water outlet channel is opened, so that the water in the tank body is automatically discharged after the pressure is restored, in addition, the device also arranges an air inlet channel provided with an air inlet electromagnetic valve at the upper end of the tank body, the air pressure recovery condition in the tank body can be obviously improved through the air inlet channel, accelerating the automatic drainage process in the tank body, thereby completing the automatic drainage process of underground water; the device can realize the automatic prepressing and drainage process of cyclic reciprocation by arranging two liquid level switches and matching the liquid level switch control device, and a single vacuum pump in the device is in a state of working all the time without continuous rotation in the whole cyclic process, thereby being beneficial to quickly entering a vacuum-pumping state in the cyclic drainage process, increasing the working efficiency, reducing the failure probability of the vacuum pump and prolonging the service life of the vacuum pump; and this device can be with data transmission to computer lab PC equipment in through setting up wireless transmission module on controlling means, by the staff in the computer lab can real time monitoring control whole device operation process to upload data, accomplish and store the record. The whole device is reasonable in structure and ingenious in design, the single pump body structure is adopted, the cost is saved, the process of automatic pre-pressing drainage and remote monitoring control in a circulating reciprocating mode is achieved, and the use is very convenient.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, a vacuum preloading drainage device with remote monitoring function comprises a water storage tank 1 and a control device 2; the bottom of the water storage tank 1 is provided with a horizontal pipe network 3 connected to an underground water body; and the horizontal pipe network 3 is also provided with a check electromagnetic valve 4; the electromagnetic check valve 4 is connected with the control device 2; a first liquid level switch 5 is also arranged at the lower end of the inner side of the water storage tank 1, and a second liquid level switch 6 is correspondingly arranged at the upper end of the inner side of the water storage tank 1; the first liquid level switch 5 and the second liquid level switch 6 are connected with the control device 2; the upper end of the water storage tank 1 is also provided with a vacuum pump 7 communicated with the interior of the water storage tank 1; a pump body electromagnetic valve 8 is arranged on a pipeline of the vacuum pump 7 communicated with the water storage tank 1, and the pump body electromagnetic valve 8 is connected with the control device 2; the lower end of the water storage tank 1 is also provided with a water outlet channel 9, the water outlet channel 9 is also provided with a water outlet electromagnetic valve 10, and the water outlet electromagnetic valve 10 is correspondingly connected with the control device 2; an air inlet channel 11 is further arranged at the upper end of the water storage tank 1, an air inlet electromagnetic valve 12 is further arranged on the air inlet channel 11, and the air inlet electromagnetic valve 12 is connected with the control device 2; the control device 2 is also provided with a wireless transmission module 13, and the control device 2 is connected with a computer room PC device 14 through the wireless transmission module 13.

The air inlet channel 11 is arranged above the second hydraulic switch 6; the water outlet channel 8 is arranged below the first hydraulic switch 5; the control device 2 is arranged as a PLC control cabinet, and a control panel is arranged on the PLC control cabinet; the wireless transmission equipment is set to be 3G or 4G network transmission or wireless router transmission.

The whole using process of the device is as follows:

(1) when the tank body is in a water-free and empty state, the water level in the tank body is below the first liquid level switch; and the vacuum pump in the device is always in the working state

(2) When the water level is below the first liquid level switch, the control device controls the water outlet electromagnetic valve and the air inlet electromagnetic valve to be in a closed state, the check electromagnetic valve on the horizontal pipe network is in an open state, and controls the pump body connected with the vacuum pump to be opened, at the moment, the vacuum pump vacuumizes the interior of the tank body of the water storage tank, and the water-gas mixture in the underground horizontal pipe network can continuously flow into the tank body until the water level in the tank body reaches the second liquid level switch;

(3) when the water level reaches a second liquid level switch, the second liquid level switch is triggered to communicate with the control device, and the control device firstly controls a pump body valve between the vacuum pump and the tank body to be closed and cuts off the vacuum pumping state of the vacuum pump and the tank body; meanwhile, the non-return electromagnetic valve on the horizontal pipe network is controlled to be closed, so that the tank body is in a sealed and closed state; then the water outlet electromagnetic valve on the water outlet pipeline is opened, the normal pressure of air is gradually restored in the tank body after the water outlet electromagnetic valve is opened, but the water outlet channel is arranged at the bottom, on one hand, air inlet is required to be completed to restore the internal air pressure, on the other hand, water is required to be discharged to the outside, so the water flow is slow; by thus arranging the drainage efficiency in the tank body is increased;

(4) when the water level in the tank body drops below the first liquid level switch, the water outlet electromagnetic valve and the air inlet electromagnetic valve are triggered to be closed, the non-return electromagnetic valve on the horizontal pipe network and the pump body valve for communicating the vacuum pump with the tank body are opened, and the vacuum pump is always in an idle state, when the pump body valve is opened, the vacuum pump immediately enters a working state, the water storage tank is vacuumized, the preheating time and the like of the vacuum pump are reduced, the working efficiency can be effectively increased, the circulating state that the vacuum pump is always opened and closed is stopped, and the probability of generating faults of the vacuum pump is reduced; and after the vacuum pump pumps the water-vapor mixture in the horizontal pipe network into the tank body, the vacuum preloading automatic drainage work of the underground water can be completed in a circulating reciprocating manner.

The device is only provided with one vacuum pump and a plurality of groups of electromagnetic valves, and the processes of vacuumizing, water sucking, prepressing and water discharging can be effectively finished through the matching of the switches of the electromagnetic valves, when the tank body is closed and only communicated with the horizontal pipe network, the vacuum pump vacuumizes to pump the water body in the underground horizontal pipe network into the tank body, in addition, the vacuum pump in the device does not stop working, the communication between the vacuum pump and the tank body can be closed by controlling the pump body valve, at the moment, the vacuum pump is in an idle state, then the water outlet electromagnetic valve of the water outlet channel is opened, so that the water in the tank body is automatically discharged after the pressure is restored, in addition, the device also arranges an air inlet channel provided with an air inlet electromagnetic valve at the upper end of the tank body, the air pressure recovery condition in the tank body can be obviously improved through the air inlet channel, accelerating the automatic drainage process in the tank body, thereby completing the automatic drainage process of underground water; the device can realize the automatic prepressing and drainage process of cyclic reciprocation by arranging two liquid level switches and matching the liquid level switch control device, and a single vacuum pump in the device is in a state of working all the time without continuous rotation in the whole cyclic process, thereby being beneficial to quickly entering a vacuum-pumping state in the cyclic drainage process, increasing the working efficiency, reducing the failure probability of the vacuum pump and prolonging the service life of the vacuum pump; and this device can be with data transmission to computer lab PC equipment in through setting up wireless transmission module on controlling means, by the staff in the computer lab can real time monitoring control whole device operation process to upload data, accomplish and store the record. The whole device is reasonable in structure and ingenious in design, the single pump body structure is adopted, the cost is saved, the process of automatic pre-pressing drainage and remote monitoring control in a circulating reciprocating mode is achieved, and the use is very convenient.

The above-described embodiments are only preferred embodiments of the present invention, and should not be construed as limiting the scope of the invention, but rather as equivalent variations and modifications as possible within the scope of the invention as described in the claims of the present application.