CN203704770U - Washing machine for heat exchanger pipeline - Google Patents
Washing machine for heat exchanger pipeline Download PDFInfo
- Publication number
- CN203704770U CN203704770U CN201320589008.7U CN201320589008U CN203704770U CN 203704770 U CN203704770 U CN 203704770U CN 201320589008 U CN201320589008 U CN 201320589008U CN 203704770 U CN203704770 U CN 203704770U
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- heat exchanger
- exchanger tube
- water tank
- magnetic valve
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Abstract
The utility model discloses a washing machine for a heat exchanger pipeline, which comprises a box-type trolley, a water tank, a water pump, a four-way reversing solenoid valve and a control system, wherein the box-type trolley is provided with a box; the water tank is arranged in the box; the water pump is arranged in the box and provided with a water inlet and a water outlet, and the water inlet is communicated with the bottom end inside the water tank; the four-way reversing solenoid valve is provided with a water inlet end, a water drain end, a first connecting end and a second connecting end, the water inlet end is communicated with the water outlet, the water drain end is communicated with the inside of the upper end of the water tank, the first connecting end is connected to one end of the heat exchanger pipeline, and the second connecting end is connected to the other end of the heat exchanger pipeline; and the control system is provided with an MCU (micro controller unit) control module, and the MCU control module is electrically connected to the water pump and the four-way reversing solenoid valve. The washing machine has the advantages of convenience in carrying, simplicity in mounting, dismounting and usage, low use cost, high safety performance and capability of automatically changing washing directions and preventing the heat exchanger pipeline from being damaged.
Description
Technical field
The utility model relates to cleaning machine technical field, relates in particular to a kind of for cleaning the cleaning machine of heat exchanger tube.
Background technology
Heat exchanger is a kind of compact conformation, efficient heat transmission equipment, causes fouling of heat exchangers because long-play is used for the difference of cooling or the pure degree of heated side and the difference of processing medium nature.
Cleaning at present the main method of heat exchanger has: manual cleaning, liquid medicine wash cycles, logical big gun machine cleaning, the cleaning of pipeline impulse interference wave machine etc.
Traditional manual cleaning method, simple to operate, clean workman running water is connected to the heat exchanger mouth of pipe, utilize hydraulic pressure by impurity in pipeline and dirt punching, to reach cleaning object.Traditional manual cleaning for method duration, efficiency extremely low, cost of labor is high, and inner-walls of duct thoroughly cannot be cleaned up.
Liquid medicine wash cycles, is mainly that water pipe is connected to heat exchanger inlet and outlet, adds and cleans after liquid medicine, utilizes water circulating pump to rinse inner-walls of duct, and liquid medicine wash cycles need to on-the-spotly be taken over, removal efficiency is extremely low, and pipeline thoroughly cannot be cleaned up.
Logical big gun machine cleans, be a kind of special equipment that the hairbrush of its rotation is put in to shell inside and restrains internal washing, it is progressive that it utilizes logical artillery cleaning staff on the logical laryard of flexible axle top or other burnisher to rotate in pipeline, water sprayed simultaneously, rinse loosening dirt, thereby reach cleaning object.But logical big gun machine cleans defect and is, can only unidirectional pipe blow-through inwall, cannot clean thoroughly for screw thread and class threaded tube, and because being brushes sludge on inner wall of pipeline fall with logical artillery cleaning staff, can cause physical damnification to keeping away in pipeline, after repeatedly cleaning, can reduce pipeline service life, bring hidden danger of quality to heat exchanger.
Pipeline pulse clear cleans, and is to utilize to refer to intermittent shock wave, and gentle water segmentation is injected to heat exchanger pipeline, and under the effect of gases at high pressure, WATER AS FLOW MEDIUM produces airburst effect, and the mud in pipeline, extension dirt are carried out violent scour, thereby reach cleaning object.But pipeline pulse clear cleans defect and is, while carrying out cleaning, need the extra air compressor that increases, use cost is high, operates more complicated.And because pulse cleaning machine is high-pressure air-water mixing apparatus, high to safety requirements, when use, easily there is peaceful accident, once there is the case of directly pipeline being exploded.In addition, because this cleaning machine can only unidirectionally clean, cannot clean equally thoroughly for screw thread and class threaded tube.
Utility model content
The purpose of this utility model is the problems referred to above weak point, a kind of heat exchanger tube cleaning machine is provided, have advantages of that convenient carrying, dismounting are simple, it is simple to use, can automatically transform clean direction, can not damage heat exchanger tube, use cost is low, security performance is high.
In order to achieve the above object, the utility model is by the following technical solutions:
A kind of heat exchanger tube cleaning machine, it is provided with:
Box dolly, is provided with casing;
Water tank, is located in casing;
Water pump, is located in casing, and it is provided with water inlet and delivery port, and described water inlet is communicated with described water tank inner bottom;
Four-way reversing solenoid valve, it is provided with the water intake end that is communicated with described delivery port, discharge ends with described water tank upper end internal communication, for being connected to first link of heat exchanger tube one end, for being connected to the second link of the heat exchanger tube other end;
Control system, it is provided with MCU control module, and described MCU control module is electrically connected at water pump, four-way reversing solenoid valve.
Described four-way reversing solenoid valve, it is provided with the first three-way pipe, the second three-way pipe, the 3rd three-way pipe, the 4th three-way pipe, the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve; Described the first three-way pipe three end ports are respectively the first port, the second port, the third connectivity mouth of being located at water intake end; Described the second three-way pipe three end ports are respectively four-way mouth, are located at five-way mouth, the 6th port of the first link; Described the 3rd three-way pipe three end ports are respectively the 7th port, the 8th port, are located at the 9th port of the second link; Described the 4th three-way pipe three end ports are respectively the tenth port, are located at the 11 port, the 12 port of discharge ends; Described the first port is communicated with described delivery port; Described the second port is connected by described the first magnetic valve with described four-way mouth; Described the 6th port is connected by the 3rd magnetic valve with described the 12 port; Described third connectivity mouth is connected by described the second magnetic valve with described the 7th port; Described the 8th port is connected by the 4th magnetic valve with described the tenth port; Described the 11 port and described water tank upper end internal communication.
Described wall box, is provided with the first installing hole and the second installing hole; Described the first installing hole is fixed with the first connector for the heat exchanger tube that is connected, and described the first connector is connected with described five-way mouth; Described the second installing hole is fixed with the second connector for the heat exchanger tube other end that is connected, and described the second connector is connected with the 9th port.Described wall box is installed the first connector and the second connector, facilitates the on-the-spot dismounting of staff.
Described water tank bottom is provided with an osculum, and for discharging the cleaning fluid of water tank inside, described osculum is installed a drainpipe for draining, between described drainpipe and osculum, is connected with draining control valve.The cleaning fluid that whether discharges water tank inside is being controlled in the keying of described draining control valve, and described draining control valve is mechanical type draining control valve, or is electromagnetic type draining control valve.
As preferably, described draining control valve is mechanical type draining control valve, is conducive to the cleaning fluid that can not control discharge water tank inside under supply of electric power state.
In order to use state and the input control signal that can see equipment, described MCU control system also includes display module and input module, described display module and described MCU control module are electrically connected, and described input module and described MCU control module are electrically connected.
For the cleaning fluid that makes water tank inside plays one's part to the full at suitable temperature, the utility model also comprises a temperature controller, described temperature controller is provided with heater and temperature sensor, described heater and described MCU control module are electrically connected, and described temperature sensor and described MCU control module are electrically connected.Be arranged on water tank bottom as preferred described heater, described temperature sensor is arranged on water tank bottom.
Described casing top is provided with two handles, the portable carrying of person easy to use.
For equipment can be electrically connected with city, the utility model also comprises a plug, and described plug is electrically connected at MCU control module, water pump.
The utility model also includes filter set, and for filtering the dirt of cleaning process, described filter set is provided with the first filter, the second filter, the 3rd filter; Described the first filter is fixedly mounted between water tank and the water inlet of water pump; Described the second filter is fixedly mounted between described five-way mouth and the first connector; Described the 3rd filter is fixedly mounted between described the 9th port and the second connector.
Described casing upper end is provided with the liquid feeding lid that for the person of being used in conjunction with, water tank is added cleaning fluid, and described liquid feeding is covered on water tank top.
When the rinse liquid temperature of water tank inside is during lower than default minimum temperature value, described MCU control module receives the temperature signal from temperature sensor, controls heater and carries out heating work.Cleaning fluid is carried out in heating process, in the time that temperature reaches the ideal temperature value of cleaning fluid, described MCU control module control heater stops heating work.
First open the liquid feeding lid of casing upper end, pour cleaning fluid into water tank inside, then by tube connector, the first connector, the second connector are connected to heat exchanger tube two ends, again plug is arranged on socket, by input module input control signal, MCU control module shows information by display module after receiving control signal, and the duty of water pump, the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve in MCU control module control simultaneously.
Cleaning fluid forward flow state:
Described MCU control module receives the control signal from input module, described MCU control module is sent executive signal control water pump forward, the first magnetic valve is opened, the second solenoid closure, the 3rd solenoid closure, the 4th magnetic valve is opened, cleaning fluid passes through water tank successively, the first filter, the water inlet of water pump, water pump, the delivery port of water pump, the first port of the first three-way pipe, the first three-way pipe, the second port of the first three-way pipe, the first magnetic valve, the four-way mouth of the second three-way pipe, the second three-way pipe, the five-way mouth of the second three-way pipe, heat exchanger tube, the 9th port of the 3rd three-way pipe, the 8th port of the 3rd three-way pipe, the 4th magnetic valve, the tenth port of the 4th three-way pipe, the 11 port of the 4th three-way pipe, water tank top, circulation successively.
Cleaning fluid reverse flow:
Described MCU control module receives the control signal from input module, described MCU control module is sent the reversion of executive signal control water pump, the first solenoid closure, the second magnetic valve is opened, the 3rd magnetic valve is opened, the 4th solenoid closure, cleaning fluid passes through water tank successively, the first filter, the water inlet of water pump, water pump, the delivery port of water pump, the first port of the first three-way pipe, the first three-way pipe, the third connectivity mouth of the first three-way pipe, the second magnetic valve, the 7th port of the 3rd three-way pipe, the 3rd three-way pipe, the 9th port of the 3rd three-way pipe, heat exchanger tube, the five-way mouth of the second three-way pipe, the 6th port of the second three-way pipe, the 3rd magnetic valve, the 12 port of the 4th three-way pipe, the 11 port of the 4th three-way pipe, water tank top, circulation successively.
The forward of described water pump and reversing time are by the control of MCU control module.
The utility model adopts said structure to have advantages of conveniently and carries, dismounting is simple, it is simple to use, can automatically transform cleaning direction, can not damage heat exchanger tube, use cost is low, security performance is high.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model four-way reversing solenoid valve schematic diagram.
Fig. 3 is the utility model local circuit module diagram.
Fig. 4 is four-way reversing solenoid valve schematic diagram.
Fig. 5 is the local enlarged diagram of four-way reversing solenoid valve.
Fig. 6 is MCU control module schematic diagram.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1 to Figure 3, a kind of heat exchanger tube cleaning machine of the utility model, it is provided with:
Box dolly 1, is provided with casing, conveniently tows carrying;
Water tank 2, is located in casing, for splendid attire cleaning fluid;
Water pump 3, is located in casing, and it is provided with water inlet 31 and delivery port 32, and described water inlet 31 is communicated with described water tank 2 inner bottom;
Four-way reversing solenoid valve 4, for changing the mobile direction of cleaning fluid, it is provided with the first three-way pipe 41, the second three-way pipe 43, the 3rd three-way pipe 47, the 4th three-way pipe 45, the first magnetic valve 42, the second magnetic valve 48, the 3rd magnetic valve 44, the 4th magnetic valve 46; Described the first three-way pipe 41 3 end ports are respectively the first port 411, the second port 413, the third connectivity mouth 412 of being located at water intake end; Described the second three-way pipe three end ports are respectively four-way mouth 431, five-way mouth 432, the 6th port 433; Described the 3rd three-way pipe 47 3 end ports are respectively the 7th port 472, the 8th port 471, the 9th port 473; Described the 4th three-way pipe 45 3 end ports are respectively the tenth port the 453, the 11 port the 452, the 12 port 451; Described the first port 411 is communicated with described delivery port 32; Described the second port 413 is connected by described the first magnetic valve 42 with described four-way mouth 431; Described the 6th port 433 is connected by the 3rd magnetic valve 44 with described the 12 port 451; Described third connectivity mouth 412 is connected by described the second magnetic valve 48 with described the 7th port 472; Described the 8th port 471 is connected by the 4th magnetic valve 46 with described the tenth port 453; Described the 11 port 452 and described water tank 2 upper end internal communication;
Control system, it is provided with MCU control module, and described MCU control module is electrically connected at water pump 3, the first magnetic valve 42, the second magnetic valve 48, the 3rd magnetic valve 44, the 4th magnetic valve 46.Described control system, for the start and stop state of water pump and the positive-negative rotation state of water pump 3, is controlled the open/close states of the first magnetic valve 42, the second magnetic valve 48, the 3rd magnetic valve 44, the 4th magnetic valve 46.
Described wall box, is provided with the first installing hole and the second installing hole; Described the first installing hole is fixed with the first connector 6 for the heat exchanger tube 5 that is connected, and described the first connector 6 is connected with described five-way mouth 432; Described the second installing hole is fixed with the second connector 7 for heat exchanger tube 5 other ends that are connected, and described the second connector 7 is connected with the 9th port 473.Described wall box is installed the first connector 6 and the second connector 7, facilitates the on-the-spot dismounting of staff.
Described water tank 2 bottoms are provided with an osculum 21, and for discharging the cleaning fluid of water tank 2 inside, described osculum 21 is installed a drainpipe 8 for draining, between described drainpipe 8 and osculum 21, is connected with draining control valve 9.The cleaning fluid that whether discharges water tank 2 inside is being controlled in the keying of described draining control valve 9, and described draining control valve 9 is mechanical type draining control valve, or is electromagnetic type draining control valve.
As preferably, described draining control valve 9 is mechanical type draining control valve, is conducive to the cleaning fluid that can not control discharge water tank inside under supply of electric power state.
In order to use state and the input control signal that can see equipment, described MCU control system also includes display module and input module, described display module and described MCU control module are electrically connected, and described input module and described MCU control module are electrically connected.
For the cleaning fluid that makes water tank 2 inside plays one's part to the full at suitable temperature, the utility model also comprises a temperature controller, described temperature controller is provided with heater and temperature sensor, described heater and described MCU control module are electrically connected, and described temperature sensor and described MCU control module are electrically connected.Be arranged on water tank bottom as preferred described heater, described temperature sensor is arranged on water tank bottom.
Described casing top is provided with two handles, the portable carrying of person easy to use.
For equipment can be electrically connected with city, the utility model also comprises a plug, and described plug is electrically connected at MCU control module, water pump 3.
The utility model also includes filter set, and for filtering the dirt of cleaning process, described filter set is provided with the first filter, the second filter, the 3rd filter; Described the first filter is fixedly mounted between water tank 2 and the water inlet 31 of water pump 3; Described the second filter is fixedly mounted between described five-way mouth 432 and the first connector 6; Described the 3rd filter is fixedly mounted between described the 9th port 473 and the second connector 7.
Described casing upper end is provided with the liquid feeding lid that for the person of being used in conjunction with, water tank is added cleaning fluid, and described liquid feeding is covered on water tank 2 tops.
When the rinse liquid temperature of water tank 2 inside is during lower than default minimum temperature value, described MCU control module receives the temperature signal from temperature sensor, controls heater and carries out heating work.Cleaning fluid is carried out in heating process, in the time that temperature reaches the ideal temperature value of cleaning fluid, described MCU control module control heater stops heating work.
First open the liquid feeding lid of casing upper end, pour cleaning fluid into water tank 2 inside, then by tube connector, the first connector 6, the second connector 7 are connected to heat exchanger tube 5 two ends, again plug is arranged on socket, by input module input control signal, MCU control module shows information by display module after receiving control signal, and the duty of water pump 3, the first magnetic valve 42, the second magnetic valve 48, the 3rd magnetic valve 44, the 4th magnetic valve 46 in MCU control module control simultaneously.
Cleaning fluid forward flow state:
Described MCU control module receives the control signal from input module, described MCU control module is sent executive signal control water pump 3 forwards, the first magnetic valve 42 is opened, the second magnetic valve 48 closures, the 3rd magnetic valve 44 closures, the 4th magnetic valve 46 is opened, cleaning fluid passes through water tank 2 successively, the first filter, the water inlet 31 of water pump, water pump 3, the delivery port 32 of water pump, the first port 411 of the first three-way pipe, the first three-way pipe 41, the second port 413 of the first three-way pipe, the first magnetic valve 42, the four-way mouth 431 of the second three-way pipe, the second three-way pipe 43, the five-way mouth 432 of the second three-way pipe, heat exchanger tube 5, the 9th port 473 of the 3rd three-way pipe, the 8th port 471 of the 3rd three-way pipe, the 4th magnetic valve 46, the tenth port 453 of the 4th three-way pipe, the 11 port 452 of the 4th three-way pipe, water tank 2 tops, circulation successively.
Cleaning fluid reverse flow:
Described MCU control module receives the control signal from input module, described MCU control module is sent executive signal control water pump 3 and is reversed, the first magnetic valve 42 closures, the second magnetic valve 48 is opened, the 3rd magnetic valve 44 is opened, the 4th magnetic valve 46 closures, cleaning fluid passes through water tank 2 successively, the first filter, the water inlet 31 of water pump, water pump 3, the delivery port 32 of water pump, the first port 411 of the first three-way pipe, the first three-way pipe 41, the third connectivity mouth 412 of the first three-way pipe, the second magnetic valve 48, the 7th port 472 of the 3rd three-way pipe, the 3rd three-way pipe 47, the 9th port 473 of the 3rd three-way pipe, heat exchanger tube 5, the five-way mouth 432 of the second three-way pipe, the 6th port 433 of the second three-way pipe, the 3rd magnetic valve 44, the 12 port 451 of the 4th three-way pipe, the 11 port 452 of the 4th three-way pipe, water tank top, circulation successively.
The working time of a kind of heat exchanger tube cleaning machine of the utility model, water pump forward time, water pump reversing time, cleaning fluid operating temperature, put all by the control of described MCU control module the switching time of water pump rotating.
The utility model in actual use, has the following advantages:
1. device body is light and handy, easy to connect, can be pipeline cleaning preparation and saves the plenty of time;
2. automatic water flow commutation cleaning function, for inner-walls of duct, especially screw thread and class threaded tube inwall, can make impurity dirt more effectively come off and take out of outside pipeline;
3. purging system water temp. heating function, can make in cleaning process, and dirt is in effective dissolving preference temperature, and the dissolving of accelerating dirt comes off;
4. omnidistance micro computer automatic monitored control system, without staff's site supervision, saves cost of labor;
5. in cleaning process, in pipe-line system, current flow in microcirculation, can not produce high-pressure work environment, guarantee cleaning security;
6. equipment is provided with two-filtration devices, effectively clears up impurity dirt in pipeline, and guarantees that in cleaning process, impurity can not carry out secondary cycle in pipeline.
The utility model adopts said structure to have advantages of conveniently and carries, dismounting is simple, it is simple to use, can automatically transform cleaning direction, can not damage heat exchanger tube, use cost is low, security performance is high.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a heat exchanger tube cleaning machine, is characterized in that being provided with:
Box dolly, is provided with casing;
Water tank, is located in casing;
Water pump, is located in casing, and it is provided with water inlet and delivery port, and described water inlet is communicated with described water tank inner bottom;
Four-way reversing solenoid valve, it is provided with the water intake end that is communicated with described delivery port, discharge ends with described water tank upper end internal communication, for being connected to first link of heat exchanger tube one end, for being connected to the second link of the heat exchanger tube other end;
Control system, it is provided with MCU control module, and described MCU control module is electrically connected at water pump, four-way reversing solenoid valve.
2. a kind of heat exchanger tube cleaning machine according to claim 1, it is characterized in that: described four-way reversing solenoid valve, it is provided with the first three-way pipe, the second three-way pipe, the 3rd three-way pipe, the 4th three-way pipe, the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve; Described the first three-way pipe three end ports are respectively the first port, the second port, the third connectivity mouth of being located at water intake end; Described the second three-way pipe three end ports are respectively four-way mouth, are located at five-way mouth, the 6th port of the first link; Described the 3rd three-way pipe three end ports are respectively the 7th port, the 8th port, are located at the 9th port of the second link; Described the 4th three-way pipe three end ports are respectively the tenth port, are located at the 11 port, the 12 port of discharge ends; Described the first port is communicated with described delivery port; Described the second port is connected by described the first magnetic valve with described four-way mouth; Described the 6th port is connected by the 3rd magnetic valve with described the 12 port; Described third connectivity mouth is connected by described the second magnetic valve with described the 7th port; Described the 8th port is connected by the 4th magnetic valve with described the tenth port; Described the 11 port and described water tank upper end internal communication.
3. a kind of heat exchanger tube cleaning machine according to claim 2, is characterized in that: described wall box, is provided with the first installing hole and the second installing hole; Described the first installing hole is fixed with the first connector for the heat exchanger tube that is connected, and described the first connector is connected with described five-way mouth; Described the second installing hole is fixed with the second connector for the heat exchanger tube other end that is connected, and described the second connector is connected with the 9th port.
4. a kind of heat exchanger tube cleaning machine according to claim 1, is characterized in that: described water tank bottom is provided with an osculum, and described osculum is installed a drainpipe for draining, between described drainpipe and osculum, is connected with draining control valve.
5. a kind of heat exchanger tube cleaning machine according to claim 1, it is characterized in that: described MCU control system also includes display module and input module, described display module and described MCU control module are electrically connected, and described input module and described MCU control module are electrically connected.
6. a kind of heat exchanger tube cleaning machine according to claim 1, characterized by further comprising: a temperature controller, described temperature controller is provided with heater and temperature sensor, described heater and described MCU control module are electrically connected, and described temperature sensor and described MCU control module are electrically connected.
7. a kind of heat exchanger tube cleaning machine according to claim 1, is characterized in that: described casing top is provided with two handles.
8. a kind of heat exchanger tube cleaning machine according to claim 1, characterized by further comprising: a plug, described plug is electrically connected at MCU control module, water pump.
9. a kind of heat exchanger tube cleaning machine according to claim 3, characterized by further comprising: filter set, and described filter set is provided with the first filter, the second filter, the 3rd filter; Described the first filter is fixedly mounted between water tank and the water inlet of water pump; Described the second filter is fixedly mounted between described five-way mouth and the first connector; Described the 3rd filter is fixedly mounted between described the 9th port and the second connector.
10. a kind of heat exchanger tube cleaning machine according to claim 1, is characterized in that: described casing upper end is provided with the liquid feeding lid that for the person of being used in conjunction with, water tank is added cleaning fluid, and described liquid feeding is covered on water tank top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589008.7U CN203704770U (en) | 2013-09-23 | 2013-09-23 | Washing machine for heat exchanger pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589008.7U CN203704770U (en) | 2013-09-23 | 2013-09-23 | Washing machine for heat exchanger pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203704770U true CN203704770U (en) | 2014-07-09 |
Family
ID=51055194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320589008.7U Expired - Fee Related CN203704770U (en) | 2013-09-23 | 2013-09-23 | Washing machine for heat exchanger pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203704770U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557741A (en) * | 2013-09-23 | 2014-02-05 | 珠海市博翔制冷技术开发有限公司 | Heat exchanger pipeline cleaning machine |
| CN106546125A (en) * | 2015-09-17 | 2017-03-29 | 哈尔滨市金京锅炉有限公司 | A kind of cleaning boiler incrustation scale system |
| CN108015277A (en) * | 2017-11-24 | 2018-05-11 | 北京遥感设备研究所 | A kind of 3D printing cold plate runner automatic flushing device |
-
2013
- 2013-09-23 CN CN201320589008.7U patent/CN203704770U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557741A (en) * | 2013-09-23 | 2014-02-05 | 珠海市博翔制冷技术开发有限公司 | Heat exchanger pipeline cleaning machine |
| CN106546125A (en) * | 2015-09-17 | 2017-03-29 | 哈尔滨市金京锅炉有限公司 | A kind of cleaning boiler incrustation scale system |
| CN108015277A (en) * | 2017-11-24 | 2018-05-11 | 北京遥感设备研究所 | A kind of 3D printing cold plate runner automatic flushing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20150923 |
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| EXPY | Termination of patent right or utility model |