阅读说明：本技术 一种可自动控制的静电消除装置 (Automatically controllable static electricity eliminating device ) 是由 唐迪明 桂杨 于 2020-11-13 设计创作，主要内容包括：本发明公开了一种可自动控制的静电消除装置,包括进液管、出液管、导气管、盐水储罐、真空产生器、气液管；盐水储罐分别与进液管、出液管、导气管连通；真空产生器分别与出液管、导气管、气液管连通。本发明通过电磁阀门控制及时间控制器,能够自动实现将含有NaCl的水溶液水以气液形式注入有机收集管道内,保证盐水被充分的吸收,通过改变系统离子平衡,增加导电性,从而利于静电导线将静电引入静电端子,消除有机管道内的静电荷,提高了消除静电操作可控性,减少了人力成本。(The invention discloses an automatically-controlled static electricity eliminating device, which comprises a liquid inlet pipe, a liquid outlet pipe, a gas guide pipe, a saline water storage tank, a vacuum generator and a gas-liquid pipe, wherein the liquid inlet pipe is connected with the liquid outlet pipe; the saline storage tank is respectively communicated with the liquid inlet pipe, the liquid outlet pipe and the gas guide pipe; the vacuum generator is respectively communicated with the liquid outlet pipe, the gas guide pipe and the gas-liquid pipe. According to the invention, the electromagnetic valve control and the time controller are adopted, so that the NaCl-containing aqueous solution water can be automatically injected into the organic collecting pipeline in a gas-liquid manner, the salt water is fully absorbed, the conductivity is increased by changing the ion balance of the system, static is introduced into the static terminal by the static wire, the static charge in the organic pipeline is eliminated, the controllability of static elimination operation is improved, and the labor cost is reduced.)

1. An automatically controllable static electricity eliminating device is characterized in that: comprises a liquid inlet pipe (1), a liquid outlet pipe (14), a gas guide pipe, a saline water storage tank (9), a vacuum generator (13) and a gas-liquid pipe (12);

the saline storage tank (9) is respectively communicated with the liquid inlet pipe (1), the liquid outlet pipe (14) and the gas guide pipe;

the vacuum generator (13) is respectively communicated with the liquid outlet pipe (14), the gas guide pipe and the gas-liquid pipe (12).

2. The automatically controllable static elimination apparatus according to claim 1, wherein: the air duct comprises a first air duct (11) and a second air duct (3); one end of the first air duct (11) is an air inlet, and the other end of the first air duct is communicated with the gas-liquid pipe (12); one end of the second air duct (3) is communicated with the first air duct (11), and the other end is communicated with the saline water storage tank (9).

3. An automatically controllable static-electricity eliminating apparatus according to claim 2, wherein: the first air duct (11) is sequentially provided with a second manual diaphragm valve (10), a first pressure regulating valve (4), a pressure gauge, a flowmeter (17), a second pressure regulating valve (15) and a one-way valve.

4. An automatically controllable static-electricity eliminating apparatus according to claim 3, wherein: the second air duct is sequentially provided with a third pressure regulating valve (5), a pressure gauge, a one-way valve and a safety valve (7); one end of the second air duct (3) is communicated with the first air duct (11) and is positioned between the second manual diaphragm valve (10) on the first air duct (11) and the first pressure regulating valve (4).

5. The automatically controllable static elimination apparatus according to claim 1, wherein: the upper end of feed liquor pipe (1) is the inlet, and the lower extreme stretches into inside and salt solution storage tank (9) intercommunication of salt solution storage tank (9), feed liquor pipe (1) has set gradually first manual diaphragm valve (2) and first pneumatic diaphragm valve (6) from the top down.

6. The automatically controllable static elimination apparatus according to claim 1, wherein: the lower end of the liquid outlet pipe (14) extends into the saline water storage tank (9) to be communicated with the saline water storage tank (9), and the other end of the liquid outlet pipe is communicated with the vacuum generator (13); the liquid outlet pipe (14) is sequentially provided with a needle valve (18), a second pneumatic diaphragm valve (16) and a one-way valve from bottom to top.

7. The automatically controllable static elimination apparatus according to claim 1, wherein: and a liquid level sensor (8) is arranged on the brine storage tank (9).

8. The automatically controllable static elimination apparatus according to claim 1, wherein: the saline water storage tank (9), the liquid inlet pipe (1), the liquid outlet pipe (14), the gas guide pipe and the gas-liquid pipe (12) are made of SUS 316L.

9. An automatically controllable static-electricity eliminating apparatus according to claim 4 or 6, wherein: the first pneumatic diaphragm valve (6), the second pneumatic diaphragm valve (15), the first pressure regulating valve (4), the second pressure regulating valve (14), the third pressure regulating valve (5), the needle valve (18), the one-way valve and the safety valve are controlled by an electromagnetic relay and a programmable time controller.

10. The automatically controllable static elimination apparatus according to claim 1, wherein: and NaCl aqueous solution with the mass concentration of 10% is injected into the saline water storage tank (9).

Technical Field

The invention relates to the technical field of static elimination devices, in particular to a static elimination device capable of being automatically controlled.

Background

In industrial production, during the processing operations of transportation, filling, containing, measurement, sampling, stirring, mixing, cleaning, etc., the organic solvent may rub against storage tanks, containers, pipelines, filters, operating equipment, etc., or the organic solvent contains a mixture and the organic solvent itself rubs against each other, or the mist, solid particles, water and the like in the organic solvent may generate electrostatic charging, if the static electricity cannot be rapidly eliminated, a large amount of static electricity may be locally accumulated, and electrostatic discharge may be generated at any time, and even a fire and explosion accident may occur when the electrostatic discharge energy is greater than the minimum ignition energy of the organic solvent.

To solve this problem, the following method is often employed: (1) bonding and grounding a conductive object such as metal; (2) controlling relevant parameters such as processing speed, filling and stirring modes, pressure and the like, and limiting the generation amount of charges; (3) inert gas or ventilation is adopted to avoid the formation of combustible gas environment. The above method only solves a part of the problems, and cannot eliminate the electric charge in the organic solvent at a regular low cost in the process of not affecting the specific production. Therefore, it is significant to develop a static eliminator capable of reducing the labor cost and having high operation controllability.

Disclosure of Invention

The present invention is directed to an automatically controllable static electricity eliminating apparatus to solve the above problems.

In order to solve the problems, the invention provides an automatically-controlled static electricity eliminating device, which comprises a liquid inlet pipe, a liquid outlet pipe, a gas guide pipe, a salt water storage tank, a vacuum generator and a gas-liquid pipe;

the saline storage tank is respectively communicated with the liquid inlet pipe, the liquid outlet pipe and the gas guide pipe;

the vacuum generator is respectively communicated with the liquid outlet pipe, the gas guide pipe and the gas-liquid pipe.

Preferably, the airway tube comprises a first airway tube and a second airway tube; one end of the first air duct is an air inlet, and the other end of the first air duct is communicated with the air-liquid pipe; one end of the second air duct is communicated with the first air duct, and the other end of the second air duct is communicated with the saline water storage tank.

Preferably, the first air duct is sequentially provided with a second manual diaphragm valve, a first pressure regulating valve, a pressure gauge, a flowmeter, a second pressure regulating valve and a one-way valve;

preferably, the second air duct is sequentially provided with a third pressure regulating valve, a pressure gauge, a one-way valve and a safety valve; one end of the second air duct is communicated with the first air duct, and the position of the second air duct is positioned between the second manual diaphragm valve and the first pressure regulating valve on the first air duct.

Preferably, the upper end of the liquid inlet pipe is a liquid inlet, the lower end of the liquid inlet pipe extends into the saline water storage tank and is communicated with the saline water storage tank, and the liquid inlet pipe is sequentially provided with a first manual diaphragm valve and a first pneumatic diaphragm valve from top to bottom.

Preferably, the lower end of the liquid outlet pipe extends into the saline water storage tank and is communicated with the saline water storage tank, and the other end of the liquid outlet pipe is communicated with the vacuum generator; the liquid outlet pipe is sequentially provided with a needle valve, a second pneumatic diaphragm valve and a one-way valve from bottom to top.

Preferably, a liquid level sensor is arranged on the saline water storage tank.

Preferably, the saline water storage tank, the liquid inlet pipe, the liquid outlet pipe, the gas guide pipe and the gas-liquid pipe are made of SUS 316L.

Preferably, the first pneumatic diaphragm valve, the second pneumatic diaphragm valve, the first pressure regulating valve, the second pressure regulating valve, the third pressure regulating valve, the needle valve, the check valve and the safety valve are controlled by an electromagnetic relay and a programmable time controller.

Preferably, the brine storage tank is filled with a 10% NaCl aqueous solution by mass concentration.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the aqueous solution containing NaCl is injected into the organic collecting pipeline through the device, and the conductivity is increased by changing the ion balance of the system, so that the electrostatic wire is favorable for introducing static electricity into the electrostatic terminal, and the static charge in the organic pipeline is eliminated.

2. The invention is provided with the vacuum generator, and the saline water is injected into the organic collecting pipeline in a gas-liquid mode, so that the saline water is fully absorbed.

3. The invention realizes the operations of timing start and the like through the control of the electromagnetic valve and the time controller, improves the operation controllability and reduces the labor cost.

4. The saline water storage tank, the liquid inlet pipe, the liquid outlet pipe, the gas guide pipe and the gas-liquid pipe are made of SUS316L, corrosion of saline water to the saline water storage tank and various pipelines can be resisted, the stability of the static electricity eliminating device is improved, and the service life of the static electricity eliminating device is prolonged.

Drawings

FIG. 1 is a schematic diagram of an automatic control static electricity eliminating apparatus according to the present invention.

In the figure: 1. the device comprises a liquid inlet pipe, 2, a first pneumatic diaphragm valve, 3, a second air guide pipe, 4, a first pressure regulating valve, 5, a third pressure regulating valve, 6, a first pneumatic diaphragm valve, 7, a safety valve, 8, a liquid level sensor, 9, a saline water storage tank, 10, a second manual diaphragm valve, 11, a first air guide pipe, 12, a gas-liquid pipe, 13, a vacuum generator, 14, a liquid outlet pipe, 15, a second pressure regulating valve, 16, a second pneumatic diaphragm valve, 17, a flow meter, 18 and a needle valve.

Detailed Description

The technical solutions of the present invention are described in detail below with reference to the accompanying drawings and specific embodiments, but the scope of the present invention is not limited to the embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. To the extent that a definition of a particular term disclosed in the prior art is inconsistent with any definition provided in the present disclosure, the definition of the term provided in the present disclosure controls.

As used herein, a feature that does not define a singular or plural form is also intended to include a plural form of the feature unless the context clearly indicates otherwise. It will be further understood that the term "prepared from …," as used herein, is synonymous with "comprising," including, "comprising," "having," "including," and/or "containing," when used in this specification means that the recited composition, step, method, article, or device is present, but does not preclude the presence or addition of one or more other compositions, steps, methods, articles, or devices. Furthermore, the use of "preferred," "preferably," "more preferred," etc., when describing embodiments of the present invention, is meant to refer to embodiments of the invention that may provide certain benefits, under certain circumstances. However, other embodiments may be preferred, under the same or other circumstances. In addition, the recitation of one or more preferred embodiments does not imply that other embodiments are not useful, nor is it intended to exclude other embodiments from the scope of the invention.

Examples：

As shown in fig. 1, an automatically controllable static electricity eliminating device comprises a liquid inlet pipe 1, a liquid outlet pipe 14, a gas guide pipe, a salt water storage tank 9, a vacuum generator 13 and a gas-liquid pipe 12;

the upper end of the liquid inlet pipe 1 is a liquid inlet, the lower end of the liquid inlet pipe extends into the saline water storage tank 9 and is communicated with the saline water storage tank 9, and the liquid inlet pipe 1 is sequentially provided with a first manual diaphragm valve 2 and a first pneumatic diaphragm valve 6 from top to bottom; the liquid inlet pipe is used for injecting brine, and the injected brine is stored in the brine storage tank.

The lower end of the liquid outlet pipe 14 extends into the saline water storage tank 9 and is communicated with the saline water storage tank 9, and the other end of the liquid outlet pipe is communicated with the vacuum generator 13; the liquid outlet pipe 14 is provided with a needle valve 18, a second pneumatic diaphragm valve 16 and a one-way valve from bottom to top in sequence. The needle valve 18 can accurately adjust the brine amount, and is beneficial to converting brine into brine gas-liquid mixed gas subsequently.

The air duct comprises a first air duct 11 and a second air duct 3; one end of the first gas-guide tube 11 is a gas inlet, and the other end is communicated with the gas-liquid tube 12; one end of the second air duct 3 is communicated with the first air duct 11, and the other end is communicated with the saline water storage tank 9. Nitrogen enters the first air duct 11 from an air inlet of the air duct and then is divided into two paths, one path enters the saline water storage tank 9 along the second air duct 3 to press saline water into the liquid outlet pipe 14, and then enters the vacuum generator 13; the other path enters the vacuum generator 13 through the first air duct 11. The liquid in the liquid outlet pipe 14 and the gas in the first gas-liquid guiding pipe 11 are injected into the organic collecting pipeline through the gas-liquid pipe 12 by the vacuum generator 13 in a gas-liquid mixed gas mode, so that the saline water is fully absorbed.

The first air duct 11 is sequentially provided with a second manual diaphragm valve 10, a first pressure regulating valve 4, a pressure gauge, a flowmeter 17, a second pressure regulating valve 15 and a one-way valve;

the second gas guide pipe 3 is sequentially provided with a third pressure regulating valve 5, a pressure gauge, a one-way valve and a safety valve 7 from top to bottom; one end of the second air duct 3 is communicated with the first air duct 11, and the position of the second air duct is positioned between the second manual diaphragm valve 10 on the first air duct 11 and the first pressure regulating valve 4. The safety valve 7 can ensure the safety of the pressure of the nitrogen entering the brine storage tank 9, and avoid the damage to equipment caused by excessive nitrogen entering the brine storage tank 9.

Be provided with level sensor 8 on the salt solution storage tank 9, salt solution in the salt solution storage tank 9 reduces to a certain extent, can trigger level sensor 8 to open first pneumatic diaphragm valve 6 and pour into salt solution storage tank 8, pour into salt solution and reach a certain amount, trigger level sensor 8, thereby make first pneumatic diaphragm valve 6 close. The level sensor 8 keeps the brine in the brine tank 9 at an appropriate amount.

Saline water storage tank 9, feed liquor pipe 1, drain pipe 14, air duct, gas-liquid pipe 12 are SUS316L for the material, can keep out the corruption of saline water to saline water storage tank 9 and various pipelines, improve static remove device's stability and life.

The first pneumatic diaphragm valve 6, the second pneumatic diaphragm valve 15, the first pressure regulating valve 4, the second pressure regulating valve 14, the third pressure regulating valve 5, the needle valve 18, the one-way valve and the safety valve are controlled by an electromagnetic relay and a programmable time controller, so that the operation controllability is improved, and the labor cost is reduced.

NaCl aqueous solution with the mass concentration of 10% is injected into the saline water storage tank 9, and is injected into the organic collection pipeline through the device, and the conductivity is increased by changing the ion balance of the system, so that static is introduced into a static terminal by a static wire, and static charges in the organic pipeline are eliminated.

The working process of the invention is as follows: the first manual diaphragm valve 2 and the second manual diaphragm valve 10 are opened, and the time for starting the electrostatic elimination device is set by a programmable time controller. When the set working time is up, the first pneumatic diaphragm valve 6 is opened, and the saline water is automatically injected into the saline water storage tank 9 through the water inlet pipe 1. After a certain amount of liquid is injected, the liquid level sensor 8 is triggered, the first pneumatic diaphragm valve 6 is closed, the needle valve 18 is opened, the vacuum generator 13 is opened, and the second pneumatic diaphragm valve 16 is opened; nitrogen enters the first air duct 11 from an air inlet of the air duct and then is divided into two paths, one path enters the saline water storage tank 9 along the second air duct 3 to press saline water into the liquid outlet pipe 14, and enters the vacuum generator 13 through the adjustment of the needle valve 18; the other path of nitrogen enters a vacuum generator 13 through a first gas guide pipe 11; the liquid in the drain pipe 14 and the gas in the air duct are injected into the organic collection pipeline through the gas-liquid pipe by the vacuum generator 13 in a gas-liquid mixed gas mode, so that the saline water is fully absorbed, the saline water-liquid mixed gas entering the organic collection pipeline changes the ion balance of the system, the conductivity is increased, and therefore the electrostatic lead is facilitated to introduce static into the electrostatic terminal, and static charges in the organic pipeline are eliminated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.