CN210892861U

CN210892861U - Cleaning device for tubular heat exchanger in bottle washing machine

Info

Publication number: CN210892861U
Application number: CN201921721666.0U
Authority: CN
Inventors: 李志强; 董培伦; 王炜栋; 李华东; 田奇明
Original assignee: Henan Haohua Liming Intelligent Cleaning Technology Co ltd
Current assignee: Henan Haohua Liming Intelligent Cleaning Technology Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-06-30
Anticipated expiration: 2029-10-14

Abstract

The utility model belongs to the technical field of clean facility, specifically disclose a cleaning device for tubular heat exchanger in bottle cleaning machine, including the workstation, still include first box, the second box that stores high concentration acid and the third box that stores water, second box and third box are connected with first box union coupling through first ooff valve and second ooff valve respectively, are provided with import and export on the first box, and the import is connected with the auger, and the auger is connected with the water inlet of the tubular heat exchanger that waits to wash, and the delivery port and the export of tubular heat exchanger are connected; and the water outlet of the tube type heat exchanger is connected with a tank body for storing compressed gas through a third switch valve. The utility model discloses a rotational speed of control auger transforms according to pulse signal, and the acid liquor has the impact force in driving the heat exchanger of discharging, is in through three way connection the imported connection of heat exchanger has compressed gas's jar body in order to realize ventilating in the pickle with the impact force of reinforcing pickle to the incrustation scale.

Description

Cleaning device for tubular heat exchanger in bottle washing machine

Technical Field

The utility model belongs to the technical field of the technique of clean facility and specifically relates to a cleaning device for tube nest type heat exchanger in bottle cleaning machine.

Background

In the production enterprises of beer, beverage and the like which take glass bottles as packaging containers, particularly in the beer industry, beer bottles need to enter a bottle washing machine for cleaning and disinfection in the production and transportation processes and need to work at a constant temperature, and most of bottle washing machines carry out steam heat exchange on bottle washing water in the bottle washing machine by arranging a tubular heat exchanger so as to achieve the purpose of heating.

However, in practical use, when the tube type heat exchanger is in operation, chemical substances in the bottle washing water are heated, and scales are formed on the outer wall of a steam pipeline in the tube type heat exchanger, and the steam pipeline with scales can influence heat exchange, so that the heating efficiency is slow, and the bottle washing water is prevented from flowing in the heat exchanger.

At present, mechanical cleaning cannot be carried out after scaling outside the pipe. Almost exclusively, chemical cleaning is performed by circulating the pickling solution through the heat exchanger at its inlet and then out through its outlet to remove scale, but this method consumes a lot of time, reacts with the scale layer by layer with the pickling solution, is inefficient, and thus may cause local corrosion of the pipe at the inlet due to rapid removal of the scale at the inlet caused by the strong acidity of the pickling solution at the inlet.

Based on this, how to improve the descaling efficiency of the heat exchanger is a technical problem that needs to be solved by those skilled in the art at present.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model aims at providing a cleaning device for tube heat exchanger among bottle cleaning machine.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a cleaning device for a tubular heat exchanger in a bottle washing machine comprises a workbench, a first box body, a second box body for storing high-concentration acid and a third box body for storing water, wherein the second box body and the third box body are respectively connected with a first box body through a first switch valve and a second switch valve;

and the water outlet of the tube type heat exchanger is connected with a tank body for storing compressed gas through a third switch valve.

And the third switch valve and the motor of the packing auger are electrically connected with the controller.

Further, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are all electromagnetic valves and are all electrically connected with the controller.

Further, the device also comprises a pH value sensor arranged in the first box body, and the pH value sensor is electrically connected with the controller.

And the control panel is electrically connected with the controller, and sends instructions to the controller by operating the control panel so as to control the actions of the first switch valve, the second switch valve and the packing auger.

Further, the controller is a PLC programmable controller.

The device further comprises a vibrator, a groove for placing the tube type heat exchanger is formed in the workbench, the vibrator is arranged at the bottom of the groove, and the vibrator is electrically connected with the controller.

Furthermore, a plurality of through holes are uniformly distributed at the bottom of the groove, and a wastewater tray is arranged below the groove and used for receiving pickling liquid leaked from the through holes.

Further, the packing auger and the tank body are connected with the water inlet through an inclined tee joint.

Compared with the prior art, the utility model provides a cleaning device for tubular heat exchanger among bottle cleaning machine structure is distinctive, and convenient operation, through set up first box, second box and third box on the workstation, realize injecting into high concentration acid and water in the first box through opening first ooff valve and second ooff valve respectively, and accomplish the mixture and make into the pickle in the first box, and through control auger rotation with the pickle of first box inside through the import of tubular heat exchanger discharge inside with the incrustation scale reaction on the pipe wall, and flow in the heat exchanger inside and flow out the first box of entering from the export, realize cyclic utilization, save cost, in addition change according to pulse signal through the rotational speed of control auger, it has the impact force to drive the acid liquid of discharging into the heat exchanger, realize rinsing out the incrustation scale of weak fast, in order to accelerate cleaning efficiency, in addition, the inlet of the heat exchanger is connected with the tank body with compressed gas through the three-way joint so as to realize ventilation in the pickling solution, further enhance the impact force of the pickling solution on water scales, further improve the cleaning efficiency and save the cleaning time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a top view of a cleaning apparatus for a tubular heat exchanger in a bottle washing machine.

In the figure: 1. the device comprises a second box body, 2, a first switch valve, 3, a first box body, 4, a second switch valve, 5, a third box body, 6, a controller, 7, a packing auger, 8, a third switch valve, 9, a tank body, 10, an inclined tee joint, 11, a tubular heat exchanger, 111, a water inlet, 112, a water outlet, 12, a groove, 13, a through hole, 14, a workbench, 15, a pH value sensor, 16, a wastewater tray and 17, and a vibrator.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, a cleaning apparatus for a tubular heat exchanger 11 in a bottle washing machine according to a preferred embodiment of the present invention comprises a work table 14, a first tank 3, a second tank 1 storing high-concentration acid, and a third tank 5 storing water, wherein the second tank 1 and the third tank 5 are respectively connected to the first tank 3 through a first switch valve 2 and a second switch valve 4, specifically, the first tank 3 and the second tank 1 have a higher horizontal height than the first tank 3, so that after the first switch valve 2 and the second switch valve 4 are opened, the high-concentration acid and the water can flow into the first tank 3 due to gravity, and similarly, a suction pump can be disposed on a connecting pipe of the first tank 3 between the second tank 1 and the third tank 5, and the high-concentration acid and the water can be discharged into the first tank 3 by controlling the action of the suction pump, mix the dilution and prepare into the pickle, preferably, because the corrosive power of high concentration acid is strong, can select to be pneumatic diaphragm pump, pneumatic diaphragm pump is current ripe technique, and it is no longer repeated in detail here, be provided with import and export on the first box 3, the access connection has auger 7, just the lateral wall intercommunication of import and auger 7, the exit end and the access connection of shell and tube heat exchanger 11 of auger 7, realize through control auger 7 rotate drive pickle get into inside the shell and tube heat exchanger 11, just auger 7 is connected with the water inlet 111 of the shell and tube heat exchanger 11 of treating abluent, the delivery port 112 and the exit linkage of shell and tube heat exchanger 11, get into promptly the pickle of shell and tube heat exchanger 11 flows into first box 3 through the export, cyclic utilization; and it should be noted that, in the pickling process, the pickling solution introduced into the heat exchanger increases the pH value due to consumption, so that the reaction efficiency is reduced, and the high-concentration acid can be timely supplemented by controlling the first switch valve 2, thereby ensuring the stability of the pH value of the pickling solution.

And the water outlet 112 of the tubular heat exchanger 11 is connected with a tank 9 for storing compressed gas through a third switch valve 8, and the compressed gas is introduced into the pickling solution by controlling the on-off of the third switch valve 8, so that the impact force is increased.

Use the utility model provides a during be arranged in tubular heat exchanger 11 in bottle cleaning machine, through set up first box 3 on workstation 14, second box 1 and third box 5, realize injecting high concentration acid and water in first box 3 through opening first ooff valve 2 and second ooff valve 4 respectively, and accomplish the mixed system and make into the pickle in first box 3, and rotate through control auger 7 and arrange into inside and the incrustation scale reaction on the pipe wall with the pickle in first box 3 through tubular heat exchanger 11 import, and flow in heat exchanger inside flows from the export and gets into first box 3, realize cyclic utilization, save cost, change according to pulse signal through the rotational speed of control auger 7 in addition, it has the impact force to drive the acid liquor of arranging into in the heat exchanger, realize dashing away the incrustation scale of weak fast, in order to accelerate cleaning efficiency, be in addition through three way connection the tank body 9 that the access connection of heat exchanger has compressed gas is in order to realize to pickling to the pickling The inside of the pickling solution is aerated, so that the impact force of the pickling solution on water scales is enhanced, the cleaning efficiency is further improved, and the cleaning time is saved.

In the above embodiment, still include controller 6, the motor of third ooff valve 8 and auger 7 all is connected with controller 6 electricity, through the program control that controller 6 presetted promptly auger 7's rotational speed is according to pulse signal, realizes conveniently controlling the entering heat exchanger of pickling solution share promptly, makes the pickling solution have inertia, produces the impact force to the incrustation scale on the pipe wall promptly, washes weak incrustation scale off for the speed of clearance incrustation scale.

Specifically, first ooff valve 2, second ooff valve 4 and third ooff valve 8 are the solenoid valve and all are connected with controller 6 electricity to convenient direct control through controller 6, convenient operation.

In one embodiment, the pickling system further comprises a pH sensor 15 arranged in the first tank 3, wherein the pH sensor 15 is electrically connected with the controller 6, the pH value of the pickling solution in the first tank 3 is monitored in real time through the pH sensor 15, so that the pH value is prevented from being too high or too low, and when the pH value is too low, the controller 6 opens the second switch valve 4 according to a signal transmitted by the pH sensor 15 to inject water into the first tank 3 so as to increase the pH value; when the pH value is too high, the first switch valve 2 is controlled to inject high-concentration acid into the first box body 3 for blending, the pH value is reduced, the pH value of the pickling solution in the first box body 3 is automatically controlled, the stability of the pH value of the pickling solution is ensured, the cleaning efficiency is improved, and the time is saved.

Preferably, still include control panel, control panel is connected with 6 electricity of controller, sends the action of instruction in order to control first ooff valve 2, second ooff valve 4 and auger 7 to controller 6 through operation control panel, can adjust through artifical the participation, just control panel can be the touch-sensitive screen formula, just it has first ooff valve 2, second ooff valve 4 and auger 7's operating condition to show on the control panel, specifically, control panel and controller are the integration setting.

Preferably, the controller 6 is a PLC programmable controller 6, so as to change the corresponding setting program conveniently, and adapt to different requirements.

For better technological effect, still include electromagnetic shaker 17, be provided with the recess 12 that is used for placing shell and tube heat exchanger 11 on the workstation 14, just the bottom of recess 12 is provided with electromagnetic shaker 17, electromagnetic shaker 17 is connected with 6 electricity of controller, specifically, electromagnetic shaker 17 is high frequency low amplitude electromagnetic shaker 17, shakes through controller 6 control electromagnetic shaker 17 to drive shell and tube heat exchanger 11 synchronous vibrations on the workstation 14, realizes shaking the incrustation scale that becomes flexible through vibrations at the in-process of pickle and incrustation scale reaction, and is shaken the pine with the incrustation scale on the pipe wall, the crack appears, makes things convenient for pickle to get into in the crack in order further to improve definition speed of treatment.

Preferably, the tank bottom equipartition of recess 12 has a plurality of through-holes 13, just the below of recess 12 is provided with waste water dish 16 for accept the pickle that spills from through-hole 13, avoid polluting workstation 14 because the pickle that spills in dismouting and working process flows to ground and causes environmental pollution, waste water dish 16 realizes taking out under workstation 14 through horizontal pull.

Preferably, the packing auger 7 and the tank body 9 are connected with the water inlet 111 through an inclined tee joint 10, and an inclined branch pipe orifice of the inclined tee joint 10 is connected with the tank body 9 through a pipe, so that the guide effect is achieved, and the reduction of the impact force of the compressed gas caused by the fact that the compressed gas directly faces the pipe wall is avoided.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The cleaning device for the tubular heat exchanger in the bottle washer comprises a workbench (14), and is characterized by further comprising a first box body (3), a second box body (1) for storing high-concentration acid and a third box body (5) for storing water, wherein the second box body (1) and the third box body (5) are respectively connected with the first box body (3) through a first switch valve (2) and a second switch valve (4), the first box body (3) is provided with an inlet and an outlet, the inlet is connected with an auger (7), the auger (7) is connected with a water inlet (111) of the tubular heat exchanger (11) to be cleaned, and a water outlet (112) of the tubular heat exchanger (11) is connected with the outlet;

and a water inlet (111) of the tubular heat exchanger (11) is connected with a tank body (9) for storing compressed gas through a third switch valve (8).

2. The cleaning device for the tubular heat exchanger in the bottle washing machine according to claim 1, further comprising a controller (6), wherein the third on/off valve (8) and the motor of the packing auger (7) are electrically connected with the controller (6).

3. The cleaning device for the tubular heat exchanger in the bottle washing machine according to claim 1 or 2, wherein the first switch valve (2), the second switch valve (4) and the third switch valve (8) are all solenoid valves and are all electrically connected with the controller (6).

4. The cleaning device for the tubular heat exchanger in the bottle washing machine according to claim 3, further comprising a pH sensor (15) arranged in the first box body (3), wherein the pH sensor (15) is electrically connected with the controller (6).

5. The cleaning device for the tubular heat exchanger in the bottle washing machine is characterized by further comprising a control panel, wherein the control panel is electrically connected with the controller (6), and commands are sent to the controller (6) by operating the control panel to control the actions of the first switch valve (2), the second switch valve (4), the third switch valve (8) and the packing auger (7).

6. The cleaning device for the tubular heat exchanger in the bottle washing machine according to claim 5, characterized in that the controller (6) is a PLC programmable controller.

7. The cleaning device for the tubular heat exchanger in the bottle washing machine as claimed in claim 1 or 6, further comprising a vibrator (17), wherein the working table (14) is provided with a groove (12) for placing the tubular heat exchanger (11), and the bottom of the groove (12) is provided with the vibrator (17), and the vibrator is electrically connected with the controller (6).

8. The cleaning device for the tubular heat exchanger in the bottle washing machine as claimed in claim 7, wherein a plurality of through holes (13) are uniformly distributed on the bottom of the groove (12), and a waste water tray (16) is arranged below the groove (12) and is used for receiving pickling liquid leaked from the through holes (13).

9. The cleaning device for the tubular heat exchanger in the bottle washing machine as claimed in claim 1, wherein the packing auger (7) and the tank body (9) are connected with the water inlet (111) through an inclined tee joint (10).