Device for emptying liquid in equipment

Abstract

The utility model discloses an emptying device for liquid in equipment, which belongs to the technical field of pipeline emptying devices and comprises a pipeline main body, the pipeline main body is mounted in the equipment, a liquid inlet and a liquid outlet are arranged on the pipeline main body, a pressure regulating valve is mounted on the pipeline main body, and a pressure regulating liquid outlet is arranged at one end of the pressure regulating valve. The pipeline main body is provided with a bottom end, the controller is connected with the pipeline main body, the emptying mechanism comprises a transmission pipeline and an electromagnetic valve, one end of the transmission pipeline is communicated with the bottom end of the pipeline main body, and the emptying mechanism is arranged, so that when equipment stops working, the controller synchronously controls the electromagnetic valve to conduct pressurized residual liquid in the transmission pipeline and the pipeline main body; the residual liquid in the pipeline main body in the equipment is discharged quickly through the transmission pipeline communicated with the bottom end of the pipeline main body and flows into the mixing barrel, so that the residual liquid in the pipeline main body in the equipment is emptied, the working efficiency is improved, and the pipeline main body is effectively prevented from being corroded or iced and expanded.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline emptying devices, in particular to a liquid emptying device in equipment. Background Art

[0002] When emptying the pipes in outdoor mosquito repellent and mosquito killing equipment, existing equipment usually uses a pressure regulating valve to control the return water volume of the equipment to indirectly empty the equipment. However, in winter, there will still be liquid in the internal pipes of the equipment, causing the liquid to freeze and crack. Therefore, every time the equipment stops working, it is necessary to use an emptying device to discharge the residual liquid in the pipes of the equipment to protect the pipes. It is impossible to complete the emptying operation of the residual liquid in the pipes when the equipment is stopped, which reduces work efficiency. Utility Model Content

[0003] The utility model aims to provide a device for emptying liquid in equipment, so as to solve the problem in the traditional technology that the operation of emptying the residual liquid in the pipeline cannot be completed when the equipment is stopped, thereby reducing the working efficiency.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] Liquid emptying device in the equipment, including:

[0006] A pipeline body, the pipeline body is installed in the equipment, the pipeline body is provided with a liquid inlet and a liquid outlet, a pressure regulating valve is installed on the pipeline body, and one end of the pressure regulating valve is provided with a pressure regulating liquid outlet;

[0007] The emptying mechanism includes a transmission pipeline and a solenoid valve. One end of the transmission pipeline is connected to the bottom end of the pipeline body, and the other end is connected to the outside. The transmission pipeline is equipped with a solenoid valve.

[0008] Preferably, the transmission pipeline includes multiple transmission branches and one transmission main pipe, one end of each of the multiple transmission branches is connected to the transmission main pipe, wherein the pipeline body has a multi-bend structure, and the multiple transmission branches are connected one by one to multiple local bottom ends of the pipeline body, and the solenoid valve is installed on the transmission main pipe.

[0009] Preferably, the solenoid valve is electrically connected to a controller, wherein the controller is mounted on the device, and wherein the controller is electrically connected to the device.

[0010] Preferably, a mixing barrel is placed directly below the output end of the transmission pipeline.

[0011] Preferably, the solenoid valve is a three-way solenoid valve, wherein one end of the solenoid valve away from the transmission pipeline is connected to a vent pipe, and one end of the vent pipe away from the solenoid valve is connected to an air pump.

[0012] Preferably, a one-way valve is installed in the ventilation pipe, and the one-way conduction direction of the one-way valve is from the air pump to the solenoid valve.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. In the utility model, by setting an emptying mechanism, when the equipment stops working, the controller synchronously controls the solenoid valve to conduct the transmission pipeline, and the pressurized residual liquid in the pipeline body is quickly discharged through the transmission pipeline connected to the bottom end of the pipeline body and flows into the mixing barrel, thereby realizing the emptying of the residual liquid in the pipeline body in the equipment, improving the work efficiency, and effectively preventing the pipeline body from being corroded or damaged by ice and cracking.

[0015] 2. In the utility model, by setting a ventilation pipe and an air pump, after the equipment stops working, when it is necessary to empty the residual liquid in the pipeline body, the solenoid valve connects the ventilation pipe and the inside of the pipeline body, and the air pump works to increase the pressure in the pipeline body, so that the solenoid valve is controlled by the controller to connect the transmission pipeline again, thereby realizing the emptying operation of the pressurized residual liquid in the pipeline body.

[0016] 3. In the utility model, a transmission pipeline consisting of a plurality of transmission branches and a transmission main pipe is arranged. When the pipeline main body presents a multi-bend structure, the plurality of transmission branches are correspondingly connected to a plurality of local bottom ends of the pipeline main body. Thus, after the solenoid valve is turned on, the pressurized residual liquid in the pipeline main body is quickly discharged through the plurality of transmission branches, effectively avoiding the incomplete discharge of the residual liquid due to obstruction when the residual liquid passes through the multi-bend pipeline, and further improving the effect of emptying the residual liquid in the pipeline main body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the transmission pipeline and mixing barrel of the utility model;

[0019] Figure 3 This is a schematic diagram of the coordination of the air pump, ventilation pipe and solenoid valve of the utility model.

[0020] In the figure: 1 pipeline body, 2 liquid inlet, 3 liquid outlet, 4 pressure regulating valve, 5 pressure regulating liquid outlet, 6 transmission pipeline, 7 transmission branch pipe, 8 transmission main pipe, 9 solenoid valve, 10 drain port, 11 mixing barrel, 12 ventilation pipe, 13 air pump. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-Figure 3 , the liquid emptying device in the equipment includes:

[0023] A pipeline body 1 is installed in the equipment. A liquid inlet 2 and a liquid outlet 3 are arranged on the pipeline body 1. A pressure regulating valve 4 is installed on the pipeline body 1. A pressure regulating liquid outlet 5 is arranged at one end of the pressure regulating valve 4.

[0024] The emptying mechanism includes a transmission pipeline 6 and a solenoid valve 9. One end of the transmission pipeline 6 is connected to the bottom end of the pipeline body 1, and the other end is connected to the outside. The transmission pipeline 6 is installed with a solenoid valve 9.

[0025] The solenoid valve 9 is electrically connected to a controller, wherein the controller is mounted on the device, and wherein the controller is electrically connected to the device.

[0026] A mixing barrel 11 is placed just below the output end of the transmission pipeline 6 .

[0027] The solenoid valve 9 is a three-way solenoid valve, wherein one end of the solenoid valve 9 away from the transmission pipeline 6 is connected to a vent pipe 12 , and one end of the vent pipe 12 away from the solenoid valve 9 is connected to an air pump 13 .

[0028] A one-way valve is installed in the ventilation pipe 12 , and the one-way conduction direction of the one-way valve is from the air pump 13 to the solenoid valve 9 .

[0029] The transmission pipeline 6 includes multiple transmission branch pipes 7 and a transmission main pipe 8, one end of each of the multiple transmission branch pipes 7 is connected to the transmission main pipe 8, wherein the pipeline main body 1 has a multi-bend structure, and the multiple transmission branch pipes 7 are connected one by one to multiple local bottom ends of the pipeline main body 1, and the solenoid valve 9 is installed on the transmission main pipe 8.

[0030] The operating principle of the utility model is now described as follows:

[0031] When the pipeline body 1 in the equipment is emptying the residual liquid, when the equipment stops working, the controller synchronously controls the solenoid valve 9 to conduct the transmission pipeline 6, and the pressurized residual liquid in the pipeline body 1 is quickly discharged through the transmission pipeline 6 connected to the bottom end of the pipeline body 1 and flows into the mixing barrel 11, so as to empty the residual liquid in the pipeline body 1 in the equipment, and effectively prevent the pipeline body 1 from being corroded or damaged by ice and expansion;

[0032] After the equipment stops working, when the residual liquid in the pipeline body 1 needs to be emptied, the solenoid valve 9 connects the vent pipe 12 and the inside of the pipeline body 1, and the air pump 13 works to increase the pressure in the pipeline body 1, so that the solenoid valve 9 is controlled by the controller to connect the transmission pipeline 6 again, so as to realize the emptying operation of the pressurized residual liquid in the pipeline body 1;

[0033] When the pipeline main body 1 has a multi-bend structure, multiple transmission branch pipes 7 are correspondingly connected to multiple local bottom ends of the pipeline main body 1, so that after the solenoid valve 9 is turned on, the pressurized residual liquid in the pipeline main body 1 is quickly discharged through the multiple transmission branch pipes 7, effectively avoiding the residual liquid being blocked when passing through the multi-bend pipeline, resulting in incomplete drainage, and further improving the emptying effect of the residual liquid in the pipeline main body 1.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for emptying liquid in the equipment, characterized in that: include: A pipeline body (1), the pipeline body (1) is installed in the device, the pipeline body (1) is provided with a liquid inlet (2) and a liquid outlet (3), a pressure regulating valve (4) is installed on the pipeline body (1), and one end of the pressure regulating valve (4) is provided with a pressure regulating liquid outlet (5); The emptying mechanism comprises a transmission pipeline (6) and a solenoid valve (9); one end of the transmission pipeline (6) is connected to the bottom end of the pipeline body (1), and the other end is connected to the outside; the transmission pipeline (6) is equipped with a solenoid valve (9).

2. The device for emptying liquid in the equipment according to claim 1, characterized in that: in: The transmission pipeline (6) comprises a plurality of transmission branch pipes (7) and a transmission main pipe (8), one end of each of the plurality of transmission branch pipes (7) is connected to the transmission main pipe (8), wherein the pipeline body (1) is a multi-bend structure, the plurality of transmission branch pipes (7) are connected one by one to a plurality of local bottom ends of the pipeline body (1), and the solenoid valve (9) is mounted on the transmission main pipe (8).

3. The device for emptying liquid in the equipment according to claim 1, characterized in that: in: The solenoid valve (9) is electrically connected to a controller, wherein the controller is mounted on the device, and wherein the controller is electrically connected to the device.

4. The device for emptying liquid in the equipment according to claim 1, characterized in that: in: A mixing barrel (11) is placed directly below the output end of the transmission pipeline (6).

5. The device for emptying liquid in the equipment according to claim 1, characterized in that: in: The solenoid valve (9) is a three-way solenoid valve, wherein one end of the solenoid valve (9) away from the transmission pipeline (6) is connected to a vent pipe (12), and one end of the vent pipe (12) away from the solenoid valve (9) is connected to an air pump (13).

6. The device for emptying liquid in the equipment according to claim 5, characterized in that: in: A one-way valve is installed in the ventilation pipe (12), and the one-way conduction direction of the one-way valve is from the air pump (13) to the solenoid valve (9).

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