CN220770795U - Automatic water-sealing drainage device for gas tank - Google Patents

Abstract

The utility model belongs to the field of drainage technology, and relates to an automatic water seal drainage device for a gas tank, comprising a drainage box and a water seal drainage pipe; the drainage box is placed below a horizontal plane, one end of the water seal drainage pipe is located at the upper part of the drainage box, and one end of the water seal drainage pipe extends into the drainage box; an overflow port is provided on the side wall of the drainage box, and the overflow port is located above the end of the water seal drainage pipe extending into the drainage box. The utility model provides an automatic water seal drainage device for a gas tank, which realizes automatic drainage, has high efficiency, timely drainage, and avoids water seal blockage.

Description

Gas tank water seal automatic drainage device

Technical Field

The utility model belongs to the technical field of drainage and relates to an automatic drainage device for a water seal of a gas cabinet.

Background technique

The water seal of the gas tank in the lime section is an isolation device during maintenance. Its working principle is to use the static pressure of water to prevent the flow of gas. When the water level of the water seal exceeds the specified requirements, it needs to be drained. At present, the drainage operation is manually discharged by two people. Although drainage can be achieved, there are the following problems: During the drainage process, there is a large amount of gas in the gas tank, and the operator may be at risk of gas poisoning. It is necessary to wear an air respirator to drain the water, and two people are required to do it together, resulting in low efficiency, untimely manual drainage, water seal blockage, and risks of gas supply and subsequent use of the calcium carbide furnace; during normal production and operation, water and other dust are not allowed in the water seal, so the water and dust in the water seal need to be cleaned and discharged regularly.

Utility Model Content

In order to solve the problems of low efficiency and untimely drainage of the existing water seal drainage, the utility model provides an automatic water seal drainage device for a gas tank, which realizes automatic drainage with high efficiency and timely drainage to avoid water seal blockage.

In order to achieve the above purpose, the technical solution adopted by the utility model is:

A gas tank water seal automatic drainage device comprises a drainage box and a water seal drainage pipe; the drainage box is placed below a horizontal plane, one end of the water seal drainage pipe is located at the upper part of the drainage box, and one end of the water seal drainage pipe extends into the drainage box; an overflow port is provided on the side wall of the drainage box, and the overflow port is located above the end of the water seal drainage pipe extending into the drainage box.

It is further defined that the depth of the water seal drain pipe extending into the drainage box is 0.5 to 0.75 times the height of the drainage box.

It is further defined that the height distance between the overflow outlet and the top of the drainage box is 10 to 20 cm.

It is further defined that a drain valve is provided on the water seal drain pipe.

It is further defined that the water seal drainage pipe is one or more.

It is further defined that the gas tank water seal automatic drainage device also includes a discharge pipe connected to the overflow outlet.

It is further defined that the number of the overflow outlets is one or more.

It is further defined that there are multiple overflow ports; the multiple overflow ports are evenly distributed at the same height level of the drainage box; and each overflow port is connected to a discharge pipe.

It is further defined that the gas tank water seal automatic drainage device also includes heating pipes respectively mounted on the outside of the drainage box, the outside of the discharge pipe and the outside of the water seal drainage pipe.

It is further defined that the gas tank water seal automatic drainage device also includes a steam pipe connected to the heating pipe.

It is further defined that the gas tank water seal automatic drainage device also includes a steam pipe connected to the heating pipe.

The effective effects of the utility model are:

1. The utility model places the drainage box below the horizontal plane, fills the drainage box with water through the water seal drainage pipe, connects the drainage box with the water seal box of the gas tank, the overflow port is at the highest water level of the drainage box, the water seal is higher than the overflow port, and the water is drained from the overflow port through the discharge pipe to achieve automatic drainage with high drainage efficiency; the drainage is timely to avoid clogging of the water seal.

2. In the utility model, the depth of one end of the water seal drain pipe extending into the drainage box is 0.5 to 0.75 times the height of the drainage box; the height distance between the overflow port and the top of the drainage box is 10 to 20 cm, which can effectively prevent the gas from being discharged with the water, greatly reducing the risk of gas poisoning in manual drainage; the inspection personnel do not need to wear air respirators to drain the water, but only need to inspect whether the valve switch is normal to ensure the safety of the operator.

3. The utility model installs heating pipes on the drainage box, water seal drainage pipe and discharge pipe for heating to prevent pipeline freezing and untimely drainage in winter, which may lead to pipeline blockage, and ensure stable operation of gas supply and subsequent gas use of calcium carbide furnace.

4. In the utility model, there are multiple overflow ports and drainage pipes of equal number; multiple overflow ports are evenly distributed at the same height level of the water seal box; each overflow port is connected to a drainage pipe; through multi-channel drainage, the drainage efficiency is greatly improved, and it can cope with the timely drainage when the gas volume is large.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of an automatic drainage device of the present utility model;

Figure 2 is a schematic diagram of multiple overflow outlets of the drainage box of the utility model;

in:

1—Drain box; 2—Water seal drain pipe; 3—Overflow port; 4—Discharge pipe; 5—Heating pipe; 6—Drain valve; 7—Water seal box; 8—Water tank.

Detailed ways

The present invention is now described in detail with reference to the accompanying drawings and embodiments.

Example 1

Referring to FIG1 , a gas tank water seal automatic drainage device comprises a drainage box 1 and a water seal drainage pipe 2; the drainage box 1 is placed below a horizontal plane, one end of the water seal drainage pipe 2 is located at the upper part of the drainage box 1, and one end of the water seal drainage pipe 2 extends into the drainage box 1; an overflow port 3 is provided on the side wall of the drainage box 1, and the overflow port 3 is located above the end of the water seal drainage pipe 2 extending into the drainage box 1.

During implementation, in order to ensure the water overflowing from the overflow port 3, a discharge pipe 4 is connected to the overflow port 3. The discharge pipe 4 is led out from the overflow port 3 at the same water level to ensure the liquid level of the water seal box and prevent gas from leaking from the discharge pipe. The discharged water is stored in the water pool 8.

In this embodiment, the overflow port 3 and the discharge pipe 4 are both one.

The depth of the water seal drain pipe 2 extending into the drain box 1 is 0.5 to 0.75 times the height of the drain box 1 .

The height distance between the overflow port 3 and the top of the drainage box 1 is 10 to 20 cm.

Preferably, the size of the drainage box 1 is 2m long * 1.5m wide * 2m high: dig a foundation pit 2.2m long * 1.7m wide * 2m high next to the gas tank water seal, i.e. 7-water seal box 7, and place the drainage box 1 in the foundation pit; connect the drainage box 1 to the discharge pipe of the gas tank, use the water seal drain pipe 2 to connect the drainage box 1 with the water seal box 7, fill the drainage box 1 with water, insert the water seal drain pipe 2 in the drainage box 1 to a depth of 1 meter inside the drainage box 1, and open an overflow port 3 with a diameter of 50mm 10cm below the top of the drainage box 1, install a DN50mm discharge pipe 4 on the overflow port 3, and realize automatic drainage through the discharge pipe 4.

In order to control the speed of water discharge from the water seal drain pipe 2 into the drain box 1 and the water level of the drain box 1 , a drain valve 6 is provided on the water seal drain pipe 2 .

There are one or more water seal drain pipes 2. Preferably, there are two water seal drain pipes 2.

In this embodiment, the water seal drainage pipe 2 is lower than the water seal box 7. The water in the water seal box 7 can flow from top to bottom into the drainage box 1. At the same time, the water above the drainage box 1 overflows by itself. No power device is required to achieve automatic drainage of the water seal.

Example 2

Referring to FIG. 1 , based on Example 1, the gas tank water seal automatic drainage device further includes a heating pipe 5 which is respectively sleeved on the outside of the drainage box 1 , the outside of the discharge pipe 4 and the outside of the water seal drainage pipe 2 .

In this embodiment, a heating pipe 5 is installed on the outer wall of the drainage box 1, the outside of the water seal drainage pipe 2 and the outside of the discharge pipe 4. The heating pipe 5 is used to achieve heating and insulation to prevent the pipeline from freezing in winter and untimely drainage causing pipeline blockage, thereby ensuring stable operation of the gas supply and subsequent gas use of the calcium carbide furnace.

Furthermore, in order to realize energy recycling, the gas tank water seal automatic drainage device also includes a steam pipe connected to the heating pipe 5, which introduces the hot steam generated in other production areas into the heating pipe 5 through the steam pipe, thereby realizing the recycling of thermal resources and energy saving.

Several DN20 pipelines are connected to the steam pipe to heat the heating pipes 5 installed on the water supply and drainage box 1, the water seal drainage pipe 2 and the discharge pipe 4 to prevent the pipelines from freezing in winter; another pipeline is connected to heat the heating pipes 5 installed on the connecting pipeline on the water supply and drainage box 1.

Example 3

Referring to Fig. 2, on the basis of Example 2, there are multiple overflow ports 3 and discharge pipes 4. There are multiple overflow ports 3 and discharge pipes 4 of equal number; multiple overflow ports 3 are evenly arranged at the same height level of the drainage box 1; each overflow port 3 is connected to a corresponding discharge pipe 4, and the discharge pipes 4 are led out from the overflow ports 3 at the same water level and discharged into the pool 8 for storage.

Preferably, there are two overflow ports 3, which are arranged on opposite side walls of the drainage box 1. The two overflow ports 3 are symmetrical, and each overflow port 3 is connected to a discharge pipe 4. When the water levels in the water seal box 7 and the drainage box 1 are high, the water can be automatically drained in time.

The above are several groups of preferred implementation methods of the utility model, but they cannot be used as a limitation on the protection scope of the utility model. Any replacement scheme made under the guidance of the technical ideas of the utility model should fall within the protection scope of the utility model.

Claims (10)

1. The automatic water-sealing drainage device for the gas tank is characterized by comprising a drainage tank (1) and a water-sealing drainage pipe (2); the water draining box (1) is arranged below a horizontal plane, one end of the water sealing draining pipe (2) is arranged at the upper part of the water draining box (1), and one end of the water sealing draining pipe (2) extends into the water draining box (1); an overflow port (3) is formed in the side wall of the drainage tank (1), and the overflow port (3) is located above one end of the water seal drainage pipe (2) extending into the drainage tank (1).

2. The automatic water seal drainage device for the gas tank according to claim 1, wherein the depth of the water seal drainage pipe (2) extending into the drainage tank (1) is 0.5-0.75 times of the height of the drainage tank (1).

3. The automatic water seal drainage device for the gas tank according to claim 2, wherein the height distance between the overflow port (3) and the top of the drainage tank (1) is 10-20 cm.

4. The automatic water seal drainage device for the gas tank according to claim 3, wherein a drainage valve (6) is arranged on the water seal drainage pipe (2).

5. The automatic water seal drainage device for the gas tank, which is disclosed by claim 4, is characterized in that one or more water seal drainage pipes (2) are arranged.

6. The automatic water seal drainage device for the gas tank, which is disclosed by claim 5, further comprises a drainage pipe (4) connected with the overflow port (3).

7. The automatic water seal drainage device for the gas tank according to claim 6, wherein the number of the overflow ports (3) is one or more.

8. The automatic water seal drainage device for the gas tank according to claim 7, wherein the overflow ports (3) are a plurality of; the overflow ports (3) are uniformly distributed on the same height level of the drainage tank (1); each overflow port (3) is communicated with a discharge pipe (4).

9. The automatic water seal drainage device for the gas tank according to any one of claims 6 to 8, further comprising a heat tracing pipe (5) sleeved outside the drainage tank (1), outside the drainage pipe (4) and outside the water seal drainage pipe (2) respectively.

10. The automatic water seal drainage device for the gas tank, which is disclosed by claim 9, is further characterized by comprising a steam pipe communicated with the heat tracing pipe (5).