CN215493449U

CN215493449U - Passivation deodorant detection device

Info

Publication number: CN215493449U
Application number: CN202121393831.1U
Authority: CN
Inventors: 韩智军; 雷步增; 鲁俍
Original assignee: Shandong Bidun Environmental Technology Co ltd
Current assignee: Shandong Bidun Environmental Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-01-11
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses a passivation deodorant detection device, which comprises a shell, wherein a detection container, a guide pipe and a detection device are arranged in the shell, the detection container is arranged at the bottom of the shell, the upper half part of the detection container is cylindrical, the lower half part of the detection container is funnel-shaped, the top end of the detection container is closed, a liquid outlet is formed in the bottom end of the detection container, the liquid outlet penetrates through the shell and is connected with an inlet of a first three-way valve, the guide pipe is obliquely arranged on the inner wall of the upper half part of the detection container, one end of the top of the detection container penetrates through the detection container and is connected with an outlet of a second three-way valve, one end of the bottom of the detection container inclines downwards along the inner wall of the detection container, the detection device comprises a detection probe, and the detection probe is arranged in the detection container. The utility model can detect the density and the PH value in the production process, assist in adjusting the PH value, clean the detection device and effectively improve the production qualification rate and the detection precision of the passivation deodorant.

Description

Passivation deodorant detection device

Technical Field

The utility model relates to the technical field of quality inspection equipment, in particular to a passivation deodorant detection device.

Background

Petrochemical enterprises are when processing the crude oil that contains sulphur and the chemical industry raw materials that contain sulphur, atmospheric and vacuum distillation plant, catalytic cracking unit, hydrocracking unit, the delayed coking unit, gas separation device, desulphurization unit, apparatus for producing such as sulphur recovery unit are in the production process, can produce a large amount of ferrous sulfide, ferrous sulfide is attached to the internal surface of equipment and pipeline, when overhauing and opening equipment, ferrous sulfide takes place redox reaction with the oxygen in the air and emits a large amount of heat, spontaneous combustion takes place, burn equipment and pipeline when serious, when other flammable explosive medium exist, very easily arouse conflagration and explosion accident, and can also produce toxic gas such as sulfur dioxide, seriously harm equipment maintainer's health, influence the maintenance and the production of opening a work of equipment, have very big harm.

At present, the common methods for preventing ferrous sulfide from burning in industry include isolation method, passivation method and cleaning method, while in maintenance, passivation method and cleaning method are often combined for use, a passivating agent is properly added into a chemical cleaning agent to prepare a passivation deodorant, the main component of the passivation deodorant is a surfactant, and effective components such as alkali, a chelating agent, a corrosion inhibitor, a passivating agent and a desulfurizing agent are added in proper proportion, so that the passivation deodorant has strong water solubility and decomposability, and in order to ensure the effectiveness of the passivation deodorant, two important indexes of the passivation deodorant, namely density and pH value, need to be detected.

In the process of implementing the utility model, the inventor finds that at least the following problems exist in the prior art: the detection device in the prior art generally only detects the density and the PH value of a finished product by sampling, and can not ensure that all the passivation deodorant reaches the standard.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model develops the passivation deodorant detection device, and the utility model can detect the density and the PH value in the production process, assist in adjusting the PH value, clean the detection device and effectively improve the production qualification rate and the detection precision of the passivation deodorant.

The technical scheme for solving the technical problem of the utility model is as follows: the utility model provides a passivation deodorant detection device, includes the shell, inside detection container, stand pipe and the detection device of being provided with of shell, detection container sets up on the bottom of shell, and first one is cylindric, and the lower half is for leaking hopper-shaped, and the top is sealed, and the bottom is provided with the liquid outlet, and the liquid outlet passes the entry linkage of shell and first three-way valve, the stand pipe slope sets up on first one inner wall of detection container, and top one end is passed the exit linkage that detects container and second three-way valve, and bottom one end is downward along detecting the slope of container inner wall, detection device includes test probe, and test probe sets up in detecting the container.

Preferably, the inner wall of the joint of the upper half part and the lower half part of the detection container is a smooth inner wall.

Preferably, the top of the detection container is provided with an air hole.

And optimally, a PH sensor and a density sensor are arranged on the detection probe.

As optimization, a first water pump and a second water pump are further arranged inside the shell, a liquid outlet pipe of the first water pump is connected with one inlet of the second three-way valve, a liquid inlet pipe of the second water pump is arranged in the passivation deodorant production device, and the liquid outlet pipe is connected with the other inlet of the second three-way valve.

Preferably, one outlet of the first three-way valve is connected with a passivation deodorant production device through a pipeline, and the other outlet of the first three-way valve is connected with a waste liquid pool.

Preferably, the first three-way valve and the second three-way valve are solenoid valves.

The effects provided in the contents of the present invention are only the effects of the embodiments, not all the effects of the present invention, and the above technical solution has the following advantages or advantageous effects:

the upper half part of the detection container is cylindrical, and the lower half part of the detection container is funnel-shaped, so that the passivation deodorant spirally descends along the inner wall of the cylinder of the upper half part after flowing out of the guide pipe, and finally converges to the lower half part to form a vortex shape for full mixing, thereby creating a good detection environment; the guide pipe is obliquely arranged on the inner wall of the upper half part of the detection container, so that liquid can flow out obliquely downwards, and then spirally descends under the action of the inner wall of the cylinder of the upper half part, thereby being beneficial to mixing of a passivation deodorant, being beneficial to cleaning the inner wall by a cleaning solution and reducing the influence of the last detection on the next detection; through setting up detection device, can detect whether passivation deodorant reaches production standard, supplementary adjustment pH value has effectively improved the production qualification rate and the detection precision of passivation deodorant.

Drawings

Fig. 1 is a schematic diagram of an internal structure according to an embodiment of the present invention.

FIG. 2 is a schematic view of the inside of a testing container according to an embodiment of the present invention.

In the figure, 1, a shell, 2, a detection container, 2-1, a liquid outlet, 2-2, an air hole, 3, a guide pipe, 4, a detection device, 4-1, a bracket, 4-2, a detection probe, 5, a first three-way valve, 6, a second three-way valve, 7, a first water pump and 8, a second water pump are arranged.

Detailed Description

In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings. The following disclosure provides embodiments or examples to implement the structures of the present invention. To simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and processing techniques and procedures are omitted so as to not unnecessarily limit the utility model. The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Fig. 1 to 2 show an embodiment of the present invention, and as shown in the figures, a passivation deodorant detection device includes a housing 1, a detection container 2, a guide tube 3 and a detection device 4 are arranged inside the housing 1, the detection container 2 is arranged on the bottom of the housing 1, the upper half part is cylindrical, the lower half part is funnel-shaped, the top end is closed, the bottom end is provided with a liquid outlet 2-1, the liquid outlet 2-1 penetrates through the housing 1 and is connected with an inlet of a first three-way valve 5, the guide tube 3 is obliquely arranged on the inner wall of the upper half part of the detection container 2, one end of the top part penetrates through the detection container 2 and is connected with an outlet of a second three-way valve 6, one end of the bottom part inclines downwards along the inner wall of the detection container 2, the detection device 4 includes a support 4-1 and a detection probe 4-2, the detection probe 4-2 is arranged at the bottom of the support 4-1, the support 4-1 penetrates through the top of the detection container 2, and the detection probe 4-2 is arranged in the detection container 2.

By arranging the upper half part of the detection container 2 to be cylindrical and the lower half part to be funnel-shaped, the passivation deodorant spirally descends along the inner wall of the cylinder of the upper half part after flowing out of the guide pipe 3, and finally converges to the lower half part to form a vortex shape for full mixing, so that a good detection environment is created; the guide pipe 3 is obliquely arranged on the inner wall of the upper half part of the detection container 2, so that liquid can flow out obliquely downwards, and then the lower wall is spirally descended under the action of the upper half part of the cylinder; through setting up detection device 4, can detect whether passivation deodorant reaches production standard.

The inner wall of the joint of the upper half part and the lower half part of the detection container 2 is a smooth inner wall. By arranging the smooth inner wall at the joint of the upper half part and the lower half part of the detection container 2, the kinetic energy loss when the liquid flows down can be reduced, and the liquid continues to flow downwards along the inner wall in a spiral way.

An air hole 2-2 is arranged at the top of the detection container 2. The air holes 2-2 are arranged, so that the internal air pressure and the external air pressure of the detection container 2 can be balanced.

And a PH sensor and a density sensor are arranged on the detection probe 4-2. Through setting up the PH sensor, can detect the PH value of passivation deodorant, through setting up density sensor, can detect the density of passivation deodorant.

The inside first water pump 7 and the second water pump 8 that still are provided with of shell 1, the feed liquor pipe of first water pump 7 is connected with the cleaning solution case, and the drain pipe is connected with an entry of second three-way valve 6, the feed liquor pipe of second water pump 8 sets up in passivation deodorant apparatus for producing, and the drain pipe is connected with another entry of second three-way valve 6. By arranging the first water pump 7, the cleaning liquid can be conveyed into the detection container 2 for cleaning, so that the influence of the previous detection on the next detection is reduced; through setting up second water pump 8, can carry the passivation deodorant to detecting in the container 2 and detect.

One outlet of the first three-way valve 5 is connected with a passivation deodorant production device through a pipeline, and the other outlet is connected with a waste liquid pool.

The first three-way valve 5 and the second three-way valve 6 are solenoid valves.

When the device is used, the device is installed on a passivation deodorant production device, a liquid inlet pipe 8-1 of a second water pump 8 is arranged in the passivation deodorant production device, the passivation deodorant is pumped by the second water pump 8 through the liquid inlet pipe, a second three-way valve 6 is communicated with a liquid outlet pipe of the second water pump 8 and a guide pipe 3, the liquid outlet pipe of a first water pump 7 is closed, the passivation deodorant is conveyed into a detection container 2, and after flowing out of the guide pipe 3, the passivation deodorant spirally descends along the inner wall of a cylinder of the upper half part and finally converges to the lower half part to form a vortex shape for fully mixing; when the liquid level is lower than the detection probe 4-2, starting the detection probe 4-2, detecting the pH value of the passivation deodorant by using a pH sensor, detecting the density of the passivation deodorant by using a density sensor, stopping adding the raw materials if the detection is qualified, and continuing adding the raw materials if the detection is unqualified; after the detection is finished, the first three-way valve 5 is opened to communicate with a pipeline of the passivation deodorant production device, so that the passivation deodorant obtained in the detection container 2 automatically flows back to the passivation deodorant production device, waste is avoided, and waste liquid is reduced; then first water pump 7 extraction washing liquid, the drain pipe and the stand pipe 3 of first water pump 7 of second three-way valve 6 intercommunication, the washing liquid flows out the back in the stand pipe 3, washs the inner wall and the detection device 4 that detect container 2, dilutes remaining passivation deodorant, reduces the influence to next measuring, after the washing, first three-way valve 5 intercommunication waste liquid pond is arranged the waste liquid in the waste liquid pond, accomplishes a testing process, waits for next measuring.

Although the present invention has been described with reference to the specific embodiments shown in the drawings, it is not intended to limit the scope of the present invention, and various modifications and variations can be made by those skilled in the art without inventive changes based on the technical solution of the present invention.

Claims

1. A passivation deodorant detection device comprises a shell (1), and is characterized in that: the utility model discloses a detection device, including shell (1), detection container (2), stand pipe (3) and detection device (4), detection container (2) set up on the bottom of shell (1), and first one is cylindric, and the lower half is for leaking hopper-shaped, and the top is sealed, and the bottom is provided with liquid outlet (2-1), and the entry linkage of shell (1) and first three-way valve (5) is passed in liquid outlet (2-1), stand pipe (3) slope sets up on detection container (2) first half inner wall, and the exit linkage of detection container (2) and second three-way valve (6) is passed to top one end, and bottom one end is along detecting container (2) inner wall slope downwards, detection device (4) include test probe (4-2), and test probe (4-2) set up in detecting container (2).

2. The passivation deodorant detection device according to claim 1, wherein: the inner wall of the joint of the upper half part and the lower half part of the detection container (2) is a smooth inner wall.

3. The passivation deodorant detection device according to claim 1, wherein: the top of the detection container (2) is provided with an air hole (2-2).

4. The passivation deodorant detection device according to claim 1, wherein: and a PH sensor and a density sensor are arranged on the detection probe (4-2).

5. The passivation deodorant detection device according to claim 1, wherein: the inside first water pump (7) and second water pump (8) that still are provided with of shell (1), the drain pipe of first water pump (7) is connected with an entry of second three-way valve (6), the feed liquor pipe setting of second water pump (8) is in passivation deodorant apparatus for producing, and the drain pipe is connected with another entry of second three-way valve (6).

6. The passivation deodorant detection device according to claim 1, wherein: one outlet of the first three-way valve (5) is connected with a passivation deodorant production device through a pipeline, and the other outlet is connected with a waste liquid pool.

7. The passivation deodorant detection device according to claim 1, wherein: the first three-way valve (5) and the second three-way valve (6) are electromagnetic valves.