CN202377227U - Washing device for cooling system of bearing liner of coal pulverizing machine - Google Patents
Washing device for cooling system of bearing liner of coal pulverizing machine Download PDFInfo
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- CN202377227U CN202377227U CN201120372469XU CN201120372469U CN202377227U CN 202377227 U CN202377227 U CN 202377227U CN 201120372469X U CN201120372469X U CN 201120372469XU CN 201120372469 U CN201120372469 U CN 201120372469U CN 202377227 U CN202377227 U CN 202377227U
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- cooling system
- cleaning
- cleaning fluid
- washing
- jewel
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Abstract
The utility model discloses a washing device for a cooling system of a bearing liner of a coal pulverizing machine. The device can be very easily pushed to be close to the cooling system of the bearing liner of the coal pulverizing machine to wash the cooling system. The device is characterized in that a movable trolley is provided with a washing solution box; an outlet end of the washing solution box is connected with an inlet of a washing liquid circulating pump; a washing liquid output channel is arranged between an outlet of the washing liquid circulating pump and an input end of the cooling system of the bearing liner of the coal pulverizing machine; and a washing liquid reflowing channel is arranged between a flow returning opening of the top of the washing solution box and an output end of the cooling system of the bearing liner of the coal pulverizing machine. With the adoption of an integrated structure of washing equipment and the trolley, no matter how bad the environment condition on the periphery of the coal pulverizing machine of a heat-engine plant is, the washing device can be moved to be close to the cooling system of the bearing liner of the coal pulverizing machine and cooling water of the cooling system is used for washing, so as to change the condition that a large quantity of manpower and material resources are needed by washing the cooling system in the prior art, and improve the working efficiency; and the corresponding washing solution is prepared aiming to the bearing liners of the coal pulverizing machine and the bearing liners are made of different materials.
Description
Technical field
The present invention relates to a kind of device that is used to clean the thermal power plant thermal powerplant, particularly a kind of device that is used to clean coal pulverizer jewel cooling system.
Background technology
Thermal power plant coal pulverizer jewel cooling system uses after the certain hour, because of reasons such as cooling water quality and system equipment corrosion can fouling in cooling-water duct, and the transmission of obstruction heat; Reduce cooling effect; Jeopardize the security of operation of coal pulverizer, solution originally is to change the jewel of coal pulverizer, perhaps organizes manpower to clean temporarily; The former expense is high, and the latter is consuming time, consumption power, consumption wealth.
Summary of the invention
The technical problem that the utility model will solve provides a kind of coal pulverizer jewel cooling system cleaning device, and this device can be easy to be pushed into coal pulverizer jewel cooling system side and it is cleaned.
In order to solve the problems of the technologies described above; The coal pulverizer jewel cooling system cleaning device of the utility model; Be to be connected between cleaning fluid pump entry, cleaning fluid circulating-pump outlet and the coal pulverizer jewel cooling system input at the port of export that is provided with cleaning solution case, cleaning solution case on the movable trolleys to be provided with the cleaning fluid output channel, between the refluxing opening of cleaning solution box top and coal pulverizer jewel cooling system output, be provided with the cleaning fluid return flow line.
Between cleaning fluid circulating pump and cleaning solution case, also be provided with a split channel that has the 3rd valve, one of this passage is terminated at the cleaning fluid circulating-pump outlet, and the other end is connected to the diffluence pass that is arranged on the cleaning solution box top.
Also be provided with pH meter at described split channel.
Be provided with flowmeter and valve in described cleaning fluid output channel, be provided with valve in described cleaning fluid return flow line.
Described cleaning fluid output channel is two, and described cleaning fluid return flow line is two.
The port of export at the cleaning solution case is provided with filter, and its aperture is 0.1mm.
Described cleaning fluid circulating pump is the acid-proof pump of being made by polytetrafluoroethylene (PTFE), and its flow is 1.0m3/h, 15 meters of lifts.
The utility model is owing to adopted cleaning equipment, dolly integral structure; No matter thermal power plant's coal pulverizer ambient environmental conditions is abominable again; Can with the utility model be transported to coal pulverizer jewel cooling system nearby and utilize the cooling water of this cooling system that it is cleaned, changed and cleaned the situation that this cooling system needs a large amount of human and material resources in the past, improved operating efficiency; And, prepare corresponding cleaning solution to the coal pulverizer jewel of unlike material.
Description of drawings
Fig. 1 is the purging system figure of the utility model.
The specific embodiment
Do further explain below in conjunction with 1 pair of the utility model of accompanying drawing.
The coal pulverizer jewel cooling system cleaning device of the utility model; Be contained on the movable trolleys, dolly can directly be shifted onto by the coal pulverizer, utilizes the cleaning fluid for preparing in the cleaning solution case 1 that coal pulverizer jewel cooling system 6 is carried out wash cycles again; On this dolly, be provided with acid-alkali-corrosive-resisting by the made cleaning solution case 1 of PVC; It mainly acts on is to deposit, prepare cleaning solution, is provided with the port of export 11 of cleaning solution in the bottom of cleaning solution case 1, and this port of export 11 and a cleaning fluid pump entry 31 join; Be provided with the filter 2 that the aperture is 0.1mm at cleaning fluid pump entry 31; Its objective is the granule foreign in the cleaning solution is filtered out that cleaning fluid circulating pump 3 is acid-proof pumps of being made by polytetrafluoroethylene (PTFE), its flow is 1.0m3/h; 15 meters of lifts, it provides power for cleaning coal pulverizer jewel cooling system 6.
At cleaning fluid circulating-pump outlet 32 and be arranged between the diffluence pass 71 at cleaning solution case 1 top; A split channel 7 is arranged, and the cleaning solution that cleaning fluid circulating pump 3 will just have been extracted out from cleaning solution case 1 is returned again in the cleaning solution case 1 with pH meter 5 through the 3rd valve of being located in this split channel 7 103; One can accelerate the circulation of cleaning solution; Two come the variation through the measured value of pH meter 5, observe the variation of cleaning solution concentration in the cleaning solution case 1, in prediction on such basis the dynamic value of cleaning solution concentration; Thereby, make and continue to increase cleaning solution concentration or the decision that should finish cleaning.
Be provided with two cleaning fluid output channels between cleaning fluid circulating-pump outlet 32 and coal pulverizer jewel cooling system 6 inputs 61; Be respectively the first cleaning fluid output channel 81 and the second cleaning fluid output channel 82; Be equipped with flowmeter and valve in each cleaning fluid output channel; Be respectively first valve 101, first flow meter 41 and second valve 102, second flowmeter 42, each cleaning fluid output channel all uses the cooling-water duct female adapter of plastic flexible pipe and coal pulverizer jewel cooling system 6 inputs 61 to join; Between the refluxing opening 12 at cleaning solution case 1 top and coal pulverizer jewel cooling system 6 outputs 62, also be provided with two cleaning fluid return flow lines; Be respectively the first cleaning fluid return flow line 91 and the second cleaning fluid return flow line 92; Each cleaning fluid return flow line is equipped with valve; Being respectively the 4th valve 104 and 105, the cleaning fluid return flow lines of the 5th valve all uses the cooling-water duct female adapter of plastic flexible pipe and coal pulverizer jewel cooling system 6 outputs 62 to join.
Two cleaning fluid output channels and two cleaning fluid return flow lines are corresponding each other, can clean two cover coal pulverizer jewel cooling systems 6 simultaneously.
The course of work
The first step, open the 6th valve 106 that joins with water for industrial use of being located at cleaning solution case 1 top; Be filled to setting value to cleaning solution case 1; The cleaning solution of high concentration is put into cleaning solution case 1 preparation cleaning fluid; Starting cleaning fluid circulating pump 3 makes the cleaning fluid of preparation, and constantly circulation between described split channel 7 and cleaning solution case 1 is till concentration of lotion evenly;
Second step, through regulating the aperture of first valve 101, second valve 102 and the 3rd valve 103; Control the flow in the first cleaning fluid output channel 81, the second cleaning fluid output channel 82 and the split channel 7; Under the effect of cleaning fluid circulating pump 3, cleaning solution cleans coal pulverizer jewel cooling system 6 with the speed of flow velocity 1～3m/s between cleaning solution case 1, the first cleaning fluid output channel 81 and the second cleaning fluid output channel 82, coal pulverizer jewel cooling system 6, the first cleaning fluid return flow line 91 and second cleaning fluid return flow line 92 to the cleaning solution case 1;
The 3rd step, according to the show value of the pH meter in the split channel 75 measuring and calculating concentration of lotion, require the additional clean medicament according to cleaning program;
The 4th step, when said pH meter 5 show values stable, and keep 10 minutes constant, then finish cleaning to coal pulverizer jewel cooling system 6.
Claims (7)
1. coal pulverizer jewel cooling system cleaning device; It is characterized in that: be connected between cleaning fluid pump entry (31), cleaning fluid circulating-pump outlet (32) and coal pulverizer jewel cooling system (6) input (61) at the port of export (11) that is provided with cleaning solution case (1), cleaning solution case (1) on the movable trolleys and be provided with the cleaning fluid output channel, between the refluxing opening (12) at cleaning solution case (1) top and coal pulverizer jewel cooling system (6) output (62), be provided with the cleaning fluid return flow line.
2. coal pulverizer jewel cooling system cleaning device according to claim 1; It is characterized in that: between cleaning fluid circulating pump (3) and cleaning solution case (1); Also be provided with a split channel (7) that has the 3rd valve (103); One of this passage is terminated at cleaning fluid circulating-pump outlet (32), and the other end is connected to the diffluence pass (71) that is arranged on cleaning solution case (1) top.
3. coal pulverizer jewel cooling system cleaning device according to claim 2 is characterized in that: also be provided with pH meter (5) at described split channel (7).
4. coal pulverizer jewel cooling system cleaning device according to claim 3 is characterized in that: be provided with flowmeter and valve in described cleaning fluid output channel, be provided with valve in described cleaning fluid return flow line.
5. coal pulverizer jewel cooling system cleaning device according to claim 3, it is characterized in that: described cleaning fluid output channel is two, described cleaning fluid return flow line is two.
6. according to each described coal pulverizer jewel cooling system cleaning device among the claim 1-5, it is characterized in that: the port of export (11) in cleaning solution case (1) is provided with filter (2), and its aperture is 0.1mm.
7. according to each described coal pulverizer jewel cooling system cleaning device among the claim 1-5, it is characterized in that: described cleaning fluid circulating pump (3) is the acid-proof pump of being made by polytetrafluoroethylene (PTFE), and its flow is 1.0m
3/ h, 15 meters of lifts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120372469XU CN202377227U (en) | 2011-09-30 | 2011-09-30 | Washing device for cooling system of bearing liner of coal pulverizing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120372469XU CN202377227U (en) | 2011-09-30 | 2011-09-30 | Washing device for cooling system of bearing liner of coal pulverizing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202377227U true CN202377227U (en) | 2012-08-15 |
Family
ID=46625748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120372469XU Expired - Fee Related CN202377227U (en) | 2011-09-30 | 2011-09-30 | Washing device for cooling system of bearing liner of coal pulverizing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202377227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149299A (en) * | 2015-09-23 | 2015-12-16 | 中国大唐集团科学技术研究院有限公司西北分公司 | Method for cleaning cooling water coil of coal grinding and speed reducing machine of thermal power plant |
| CN109382376A (en) * | 2017-08-08 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of Full-automatic for medical accelerator deflection coil cooling copper tube |
-
2011
- 2011-09-30 CN CN201120372469XU patent/CN202377227U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105149299A (en) * | 2015-09-23 | 2015-12-16 | 中国大唐集团科学技术研究院有限公司西北分公司 | Method for cleaning cooling water coil of coal grinding and speed reducing machine of thermal power plant |
| CN105149299B (en) * | 2015-09-23 | 2017-08-25 | 中国大唐集团科学技术研究院有限公司西北分公司 | A kind of thermal power plant coal-grinding reductor cooling water coil cleaning method |
| CN109382376A (en) * | 2017-08-08 | 2019-02-26 | 上海卓亚医疗科技有限公司 | A kind of Full-automatic for medical accelerator deflection coil cooling copper tube |
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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: 20120815 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |