CN2603926Y

CN2603926Y - Heat exchanger cleaning machine

Info

Publication number: CN2603926Y
Application number: CN 03235161
Authority: CN
Inventors: 刘振隆
Original assignee: FUZHOU YANGDA AIR CONDITIONING CO LTD
Current assignee: FUZHOU YANGDA AIR CONDITIONING CO LTD
Priority date: 2003-01-08
Filing date: 2003-01-08
Publication date: 2004-02-18
Anticipated expiration: 2013-01-08

Abstract

The utility model relates to a cleaning machine of heat exchanger, including a cleaning filtering mechanism, a gas blowing mechanism, a fast-joint and a control circuit, which is characterized in that the cleaning agent liquid storage box in the cleaning filtering mechanism is divided into a liquid return chamber and a filter cleaning chamber, the liquid return chamber is connected with the filter cleaning chamber through pipes, a filter cycle pump and a classified filter, the filter cleaning chamber orderly passes through a cleaning cycle pump, an electromagnetic valve, the inlet of the fast-joint, the outlet of the fast-joint, an electromagnetic valve and a gas-liquid separator, and then is connected with the liquid return chamber through pipes; the inner gas blowing mechanism is provided with an inlet of compressed air which passes through the electromagnetic valve and then is connected with the inlet of the fast-joint, the outlet of the fast-joint is connected with a pipe outlet with electromagnetic valve, the gas-liquid separator is provided with an exhaust port with electromagnetic valve. The utility model is provided with cleaning and blowing in whole body, and the action thereof are controlled by the control circuit to automatically switch, which is fast and time-saving; in addition, the cleaning agent can be reused, making cleaning costs less.

Description

The heat exchanger cleaning machine

Technical field:

The utility model belongs to a kind of heat exchanger cleaning machine, refers to a kind of heat exchanger cleaning machine that applies to clean interior processing metal end of heat exchange manifold or deposit especially.

Background technology:

Press, generally use the machine of heat exchanger, the use heat exchanger is all arranged as the air conditioner in the automobile, home-use air conditioner or refrigerator.Heat exchanger enters in the pipeline at metal particle that process produced, welding slag etc., can influence the operating efficiency and the life-span of compressor; In addition then, heat exchanger is when using certain hour, and its inner pipeline must produce impurity and attachment, and makes the usefulness that heat exchanger produced reduce day by day, and use the air conditioner of heat exchanger or refrigerator then to need to send to repair this moment; And traditional repairing mode nothing more than, the heat exchanger that renews, though be a kind of method that can make the preferable function of this mechanical recovery, but its cost is quite expensive, and the time of required dismounting machine and technology are also more numerous and diverse, Gu not by generally being adopted, the wherein normal mode of using is for cleaning heat exchanger, and present employed cleaning way in just will managing old chemical substance extract out replace again new, the problem of not improving heat exchanger and being produced.

Summary of the invention:

The purpose of this utility model is that design a kind ofly has cleaning, dries up with cleaning agent and filter reusable heat exchanger cleaning machine.

Technical solutions of the utility model are achieved in that a kind of heat exchanger cleaning machine, comprise a cleaning and filtering mechanism, an inflatable body, snap joint and control circuit, it is characterized in that the cleaning agent liquid reserve tank in the cleaning and filtering mechanism is divided into back liquid chamber and strainer chamber, returning liquid chamber is communicated with strainer chamber by pipeline, filtration cycle pump, stage filter, strainer chamber is gone into end by pipeline, clean cycle pump, magnetic valve with snap joint and is communicated with, snap joint goes out end and is connected to gas-liquid separator through magnetic valve, and gas-liquid separator is communicated with time liquid chamber by the road; Be provided with a compressed air inlet in the inflatable body, be attempted by the end of going into of snap joint behind magnetic valve, snap joint goes out end and is connected to the pipeline outlet of a charged magnet valve, and described gas-liquid separator is provided with the exhaust outlet of a charged magnet valve.The heat exchanger cleaning machine of this structure, wherein be clean cycle pump and the filtration cycle pump that utilizes in the cleaning and filtering mechanism, the pipeline that cleaning agent is imported heat exchanger is done an action of cleaning, and utilize the action of inflatable body and more guarantee to implement the cleaning and the drying of thing inside, utilize the setting of stage filter again, and can being reclaimed to save, cleaning agent consumes, utilize control circuit realize to clean again, dry up automatic switchover, and make this creation simpler on the implementation, rapid, save time and clean cost.

The utlity model has reasonable in design, clean and dry up among common appearance one equipment, the cleaning agent raffinate when making cleaning agent and drying up is reclaimed to be repeated to utilize again, and makes that needed cost still less when cleaning, and more meet environmental protection requirement, to increase the practicality of this creation; Clean, dry up action and finish automatically, have rapid timesaving characteristics, satisfy the high efficiency requirement of heat exchanger manufacturing enterprise by control circuit.

Description of drawings:

Below in conjunction with concrete legend the utility model is described further:

Accompanying drawing is a heat exchanger cleaning-machine structure schematic diagram

Wherein

10-cleaning agent liquid reserve tank 11-returns liquid chamber 12-strainer chamber

13-filtration cycle pump 14-stage filter 15-clean cycle pump

16,19,20,21,22-magnetic valve 17-snap joint goes into to hold 18-snap joint to go out end

2-pipeline 3-heat exchanger 30-gas-liquid separator

41-compressed air is gone into the outlet of 42-pipeline

The specific embodiment:

With reference to accompanying drawing, a kind of heat exchanger cleaning machine, comprise a cleaning and filtering mechanism, an inflatable body, snap joint and control circuit, wherein the cleaning agent liquid reserve tank 10 in the cleaning and filtering mechanism is divided into back liquid chamber 11 and strainer chamber 12, returning liquid chamber 11 is communicated with strainer chamber 12 by pipeline 2, filtration cycle pump 13, stage filter 14, formation forces filtration, improves filter efficiency, to be fit to demand of cleaning in enormous quantities; This example adopts the secondary classified filtering, also can adopt three grades or multistage filtering more as required.Strainer chamber 12 is gone into end 17 by pipeline 2, clean cycle pump 15, magnetic valve 16 with snap joint and is communicated with, snap joint goes out end 18 and is connected to gas-liquid separator 30 through magnetic valve 20, liquid after gas-liquid separator 30 separates gas, liquid flows into back liquid chamber 11 by the road, constitute and clean the reflux cycle return passage, realize the cleaning agent repeated use; Described gas-liquid separator 30 is provided with the exhaust outlet 42 of a charged magnet valve 22, is beneficial to the gas in the loop is discharged; Be provided with a compressed air inlet 41 in the inflatable body, what be attempted by snap joint behind magnetic valve 19 goes into end 17, and snap joint goes out end 18 and is connected to the pipeline outlet 42 of a charged magnet valve 21, utilizes compressed air to dry up.

Above-mentioned described scavenger circuit magnetic valve and air blowing circuit electromagnetic valve are controlled automatically by control circuit, and reaching automaticallyes switch cleans and dry up two kinds of duties.In addition, two magnetic valves that snap joint is gone into two magnetic valves of end 17 and gone out end 18 can be replaced by three-way magnetic valve, make to clean and dry up state to switch synchronism higher, also more save cost certainly.

The snap joint that the utility model relates to, be meant the joint that various different models or bore are installed side by side on pipeline, and valve is installed all on each joint, when desire is cleaned the heat exchanger of a certain model, promptly need the valve closing on other model joint, the joint that keeps corresponding model is in conducting state and gets final product, so that a heat exchanger cleaning machine can adapt to the heat exchanger that cleans multiple different model, and no matter can reach the facility of quick joint, be that heat exchanger processing enterprise or heat exchanger safeguard that industry is all applicable.

Going into end 17 and going out to hold 18 to connect heat exchanger 3 in snap joint, start the heat exchanger cleaning machine, control circuit is at first connected cleaning and filtering mechanism, scavenger circuit magnetic valve 16,20,22 are in conducting state, and dry up loop two magnetic valves 19,21 are in closed condition, simultaneously, by clean cycle pump 15, pipeline 2 is extracted out cleaning agent by strainer chamber 12, flow out via pipeline again, pass through the magnetic valve 16 of conducting state then, flow through fast in the heat exchanger 3, and utilize the mobilization force that clean cycle pump 15 produced and the chemical reaction of cleaning agent itself, and with the metal particle in the heat exchanger 3, impurity such as welding slag, attachment is taken out of, and the cleaning agent of sending and the mixing material of impurity are realized gas through magnetic valve 20 and pipeline 2 gas-liquid separator 30 of flowing through again, liquid separates, gas is discharged by magnetic valve 22 places, and liquid is back to back in the liquid chamber 11 by the road; Filtration cycle pump 13 starts just, and cleaning agent returns mixing material extraction in the liquid chamber 11, and the stage filter 14 of flowing through, the contaminant filter that mixing material is contained is clean, to handle liquid later again and send into strainer chamber 12, make this liquid be reduced into original cleaning agent, clean repeated use for next, and finish the flow process of a cleaning and filtering system.

Control circuit is behind the scavenging period of setting, automatically close the magnetic valve 16 of scavenger circuit, dry up circuit electromagnetic valve 19 and open, this moment, compressed air 41 imported gases at high pressure in the heat exchanger 3 by entering the mouth, drive by pressure-air, the residual liquid water band of gas in the heat exchanger 3 is gone out, enter in the gas-liquid separator 30, this liquid aqueous vapor is separated into liquid and two parts of gas, and wherein gas is discharged by gas-liquid separator 30 upper end magnetic valves 22 places, and liquid then imports gas-liquid separator 30 lower ends and flows into back in the liquid chamber 11 by pipeline 2, realize the purpose of raffinate recovery, and after reaching the scheduled time, control circuit automaticallyes switch, and closes magnetic valve 20, open magnetic valve 21, gas is directly discharged, dry up fast, and finish the dried circulation of making an uproar of an air blowing.So far heat exchanger cleaning is all finished, and waits for and cleans action next time.

Claims

1, a kind of heat exchanger cleaning machine, comprise a cleaning and filtering mechanism, an inflatable body, snap joint and control circuit, it is characterized in that the cleaning agent liquid reserve tank in the cleaning and filtering mechanism is divided into back liquid chamber and strainer chamber, returning liquid chamber is communicated with strainer chamber by pipeline, filtration cycle pump, stage filter, strainer chamber is gone into end by pipeline, clean cycle pump, magnetic valve with snap joint and is communicated with, snap joint goes out end and is connected to gas-liquid separator through magnetic valve, and gas-liquid separator is communicated with time liquid chamber by the road; Be provided with a compressed air inlet in the inflatable body, be attempted by the end of going into of snap joint behind magnetic valve, snap joint goes out end and is connected to the pipeline outlet of a charged magnet valve, and described gas-liquid separator is provided with the exhaust outlet of a charged magnet valve.

2, heat exchanger cleaning machine according to claim 1 is characterized in that two magnetic valves that snap joint goes into to hold and two magnetic valves that go out end can be replaced by three-way magnetic valve.