CN215864876U

CN215864876U - Online cleaning system for heat exchange equipment for air separation

Info

Publication number: CN215864876U
Application number: CN202121906450.9U
Authority: CN
Inventors: 周占盈; 孙建辉
Original assignee: Qidong Kelan Mechanical And Electrical Equipment Co ltd
Current assignee: Qidong Kelan Mechanical And Electrical Equipment Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-18
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses an online cleaning system for heat exchange equipment for air separation, which comprises the heat exchange equipment and a cleaning tank, wherein two ends of the heat exchange equipment are respectively connected with a four-way pipe, the four-way pipe is respectively connected to the cleaning tank through a first cleaning pipe and a second cleaning pipe, the top of the cleaning tank is connected with a liquid outlet pipe, one end of the liquid outlet pipe penetrates through the cleaning tank and extends to the inside of the cleaning tank, one end of the liquid outlet pipe extending into the cleaning tank is connected with a transmission hose, a floating plate is arranged in the cleaning tank, and a positioning vertical shaft is vertically arranged in the middle of the floating plate. This kind of a indirect heating equipment on-line cleaning system for air separation washs jar through setting up indirect heating equipment lug connection to connect through the four-way pipe, need not to dismantle indirect heating equipment get off at abluent in-process, the cleaning process is simple, has improved the cleaning efficiency, makes the washing liquid flow in from the export through the control pump simultaneously, and the import flows out, in order to realize the anti-washing to the heat transfer cavity, has improved the cleaning performance to indirect heating equipment.

Description

Online cleaning system for heat exchange equipment for air separation

Technical Field

The utility model relates to the technical field of regenerative thermal equipment, in particular to an online cleaning system for heat exchange equipment for air separation.

Background

Air separation, referred to as air separation, refers to a process of separating oxygen and nitrogen from air or simultaneously extracting rare gases such as helium and argon by methods such as deep freezing, adsorption, membrane separation and the like by utilizing different physical properties of components in air. In the air separation process, a heat exchange process is involved, so that heat exchange needs to be performed in the air separation system by using a heat exchange device. Heat exchange equipment is after long-time use, can produce the dirt and attach to in its inside heat transfer cavity, thereby influence heat exchange equipment's heat exchange efficiency and life, consequently, need regularly wash heat exchange equipment, but heat exchange equipment among the current air separation system is when wasing, it gets off to dismantle heat exchange equipment from the pipeline usually, the cleaning process is very loaded down with trivial details, the serious cleaning efficiency that has influenced, a heat exchange equipment online cleaning system who is used for air separation who proposes to the bulletin number CN211317055U, this scheme directly links heat exchange equipment through wasing the jar, wash, and in this scheme, through the clear liquid that the extraction was washd jar top, wash heat exchange equipment, and the length of extraction tube is limited, can't be complete with the clear liquid extraction clean. Therefore, the online cleaning system for the heat exchange equipment for air separation is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to an online cleaning system for heat exchange equipment for air separation, which comprises heat exchange equipment and a cleaning tank, wherein two ends of the heat exchange equipment are respectively connected with a four-way pipe, the four-way pipe is respectively connected onto the cleaning tank through a first cleaning pipe and a second cleaning pipe, the top of the cleaning tank is connected with a liquid outlet pipe, one end of the liquid outlet pipe penetrates through the cleaning tank and extends to the inside, one end of the liquid outlet pipe extending into the cleaning tank is connected with a transmission hose, a floating plate is arranged in the cleaning tank, a positioning vertical shaft is vertically arranged in the middle of the floating plate, one end of the positioning vertical shaft is fixedly connected into the cleaning tank, the other end of the positioning vertical shaft is vertically connected with a support frame, and two sides of the cleaning tank are respectively connected with a liquid inlet pipe and a chemical feeding pipe.

As a preferred technical scheme of the utility model, the liquid inlet pipe and the dosing pipe are respectively arranged at the bottom end of the side wall of the cleaning tank, and the bottom of the cleaning tank is fixedly connected with a liquid discharge pipe.

As a preferable technical scheme of the utility model, the bottom of the cleaning tank is provided with a guide groove, the surface of the guide groove is obliquely arranged, the liquid discharge pipe is arranged in the middle of the guide groove, and the support frame is fixedly connected to the surface of the guide groove.

As a preferable technical scheme of the utility model, one end of the transmission hose penetrates through the middle part of the floating plate and extends to the bottom of the floating plate, and the positioning vertical shaft movably penetrates through the floating plate through the fixed cylinder.

As a preferable technical scheme of the utility model, a sliding groove is formed in one side surface of the joint of the fixed cylinder and the positioning vertical shaft, balls are respectively installed in the sliding groove in a sliding mode, and the joint of the balls and the surface of the positioning vertical shaft is formed.

As a preferable technical scheme of the utility model, control valves are respectively arranged on the first cleaning pipe and the second cleaning pipe, and a control pump is arranged at one end of the first cleaning pipe close to the cleaning tank.

The utility model has the beneficial effects that: according to the online cleaning system for the heat exchange equipment for air separation, the heat exchange equipment is directly connected with the cleaning tank and is connected through the four-way pipe, the heat exchange equipment does not need to be detached in the cleaning process, the cleaning process is simple, the cleaning efficiency is improved, meanwhile, the cleaning liquid flows in from the outlet and flows out from the inlet through the control pump, so that the reverse cleaning of a heat exchange cavity is realized, and the cleaning effect of the heat exchange equipment is improved;

through setting up the bottom at the washing jar respectively with dosing pipe and feed liquor pipe, can inwards add the cleaner in the bottom of kickboard, and set up the drain pipe through the top at the washing jar, can prevent to take the impurity of bottom sediment out the washing jar, through setting up the kickboard, the kickboard can follow the lift of wasing jar internal water level and height-adjusting, pass through transmission hose connection on the kickboard in the one end of drain pipe, the kickboard uses the laminating on the one hand on the surface of water, can extract the upper clear liquid, can follow the liquid level again and go up and down, the more thorough of the washing liquid extraction in the jar will wasing.

Drawings

FIG. 1 is a schematic structural diagram of an on-line cleaning system of a heat exchange device for air separation according to the present invention;

FIG. 2 is a schematic diagram of a cleaning tank structure of an on-line cleaning system of the heat exchange equipment for air separation of the utility model;

fig. 3 is an enlarged view of the utility model at a in fig. 2.

In the figure: 1. heat exchange equipment; 2. cleaning the tank; 3. controlling the pump; 4. a first cleaning pipe; 5. a second cleaning pipe; 6. a four-way pipe; 7. a liquid outlet pipe; 8. positioning the vertical shaft; 9. a transfer hose; 10. a floating plate; 11. a medicine feeding pipe; 12. a liquid inlet pipe; 13. a support frame; 14. a liquid discharge pipe; 15. a fixed cylinder; 16. and a ball.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in figures 1-3, the online cleaning system for the heat exchange equipment for air separation comprises heat exchange equipment 1 and a cleaning tank 2, wherein two ends of the heat exchange equipment 1 are respectively connected with a four-way pipe 6, the four-way pipe 6 is respectively connected to the cleaning tank 2 through a first cleaning pipe 4 and a second cleaning pipe 5, the top of the cleaning tank 2 is connected with a liquid outlet pipe 7, one end of the liquid outlet pipe 7 penetrates through the cleaning tank 2 and extends to the inside, one end, extending into the cleaning tank 2, of the liquid outlet pipe 7 is connected with a transmission hose 9, a floating plate 10 is arranged in the cleaning tank 2, a positioning vertical shaft 8 is vertically arranged in the middle of the floating plate 10, one end of the positioning vertical shaft 8 is fixedly connected into the cleaning tank 2, the other end of the positioning vertical shaft 8 is vertically connected with a support frame 13, and two sides of the cleaning tank 2 are respectively connected with a liquid inlet pipe 12 and a chemical adding pipe 11.

Wherein, feed liquor pipe 12 sets up respectively in the bottom of wasing 2 lateral walls of jar with medicine feed pipe 11, washs jar 2 bottom fixedly connected with fluid-discharge tube 14.

Wherein, the bottom of wasing jar 2 is provided with the guide way, and the guide way surface slope sets up, and fluid-discharge tube 14 sets up in the middle part of guide way, and support frame 13 fixed connection is on the surface of guide way.

One end of the transmission hose 9 penetrates through the middle part of the floating plate 10 and extends to the bottom of the floating plate 10, and the positioning vertical shaft 8 movably penetrates through the floating plate 10 through the fixed cylinder 15.

Wherein, a sliding groove is arranged on one side surface of the joint of the fixed cylinder 15 and the positioning vertical shaft 8, and balls 16 are respectively arranged in the sliding groove in a sliding way, and the joint of the balls 16 and the surface of the positioning vertical shaft 8 is provided.

Wherein, install control flap on scavenge pipe one 4 and the scavenge pipe two 5 respectively, the one end that is close to the wash tank 2 on scavenge pipe one 4 is installed control pump 3.

The working principle is as follows: the cleaning tank 2 is directly connected with the heat exchange equipment through the heat exchange equipment, and the heat exchange equipment is connected through the four-way pipe 6, so that the heat exchange equipment does not need to be disassembled in the cleaning process, the cleaning process is simple, the cleaning efficiency is improved, and meanwhile, the cleaning liquid flows in from the outlet and flows out from the inlet through the control pump 3, so that the reverse cleaning of the heat exchange cavity is realized, and the cleaning effect on the heat exchange equipment is improved;

through setting up respectively in the bottom of wasing jar 2 with dosing pipe 11 and feed liquor pipe 12, can inwards add the cleaner in the bottom of kickboard 10, and set up drain pipe 7 through the top at wasing jar 2, can prevent to take the impurity of bottom sediment out and wash jar 2, through setting up kickboard 10, kickboard 10 can follow the lift of wasing jar 2 interior water level face and height-adjusting, pass through transmission hose 9 connection on kickboard 10 in the one end of drain pipe 7, 0 uses the laminating on the surface of water on the one hand of kickboard, can extract the supernatant, can follow the liquid level again and go up and down, will wash more thorough of the washing liquid extraction in jar 2.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An online cleaning system for heat exchange equipment for air separation comprises heat exchange equipment (1) and a cleaning tank (2), and is characterized in that two ends of the heat exchange equipment (1) are respectively connected with a four-way pipe (6), the four-way pipe (6) is respectively connected onto the cleaning tank (2) through a cleaning pipe I (4) and a cleaning pipe II (5), the top of the cleaning tank (2) is connected with a liquid outlet pipe (7), one end of the liquid outlet pipe (7) penetrates through the cleaning tank (2) and extends to the inside, one end of the liquid outlet pipe (7) extending into the cleaning tank (2) is connected with a transmission hose (9), a floating plate (10) is arranged in the cleaning tank (2), a positioning vertical shaft (8) is vertically arranged in the middle of the floating plate (10), one end of the positioning vertical shaft (8) is fixedly connected into the cleaning tank (2), and the other end of the positioning vertical shaft (8) is vertically connected with a support frame (13), the two sides of the cleaning tank (2) are respectively connected with a liquid inlet pipe (12) and a medicine adding pipe (11).

2. The on-line cleaning system for the heat exchange equipment for air separation as claimed in claim 1, wherein the liquid inlet pipe (12) and the chemical feeding pipe (11) are respectively arranged at the bottom end of the side wall of the cleaning tank (2), and the bottom of the cleaning tank (2) is fixedly connected with a liquid discharge pipe (14).

3. The on-line cleaning system for the heat exchange equipment for air separation as recited in claim 2, characterized in that the bottom of the cleaning tank (2) is provided with a guide groove, the surface of the guide groove is obliquely arranged, the liquid discharge pipe (14) is arranged in the middle of the guide groove, and the support frame (13) is fixedly connected to the surface of the guide groove.

4. An on-line cleaning system for the heat exchange equipment for air separation according to claim 1, characterized in that one end of the transmission hose (9) passes through the middle part of the floating plate (10) and extends to the bottom of the floating plate (10), and the positioning vertical shaft (8) is movably arranged through the floating plate (10) through a fixed cylinder (15).

5. The on-line cleaning system for the heat exchange equipment for air separation as recited in claim 4, characterized in that a sliding groove is formed on one side surface of the joint of the fixed cylinder (15) and the positioning vertical shaft (8), balls (16) are respectively slidably mounted in the sliding groove, and the joint of the balls (16) and the surface of the positioning vertical shaft (8).

6. The on-line cleaning system for the heat exchange equipment for air separation as claimed in claim 1, wherein the first cleaning pipe (4) and the second cleaning pipe (5) are respectively provided with a control valve, and one end of the first cleaning pipe (4) close to the cleaning tank (2) is provided with a control pump (3).