CN213192734U - Cooling water filtering device of plate heat exchanger - Google Patents
Cooling water filtering device of plate heat exchanger Download PDFInfo
- Publication number
- CN213192734U CN213192734U CN202021196378.0U CN202021196378U CN213192734U CN 213192734 U CN213192734 U CN 213192734U CN 202021196378 U CN202021196378 U CN 202021196378U CN 213192734 U CN213192734 U CN 213192734U
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- Prior art keywords
- flange
- filter
- square hole
- heat exchanger
- plate
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- 239000000498 cooling water Substances 0.000 title claims abstract description 15
- 238000001914 filtration Methods 0.000 title claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 25
- 210000004907 gland Anatomy 0.000 claims abstract description 23
- 238000003466 welding Methods 0.000 claims abstract description 5
- 229910000639 Spring steel Inorganic materials 0.000 claims description 12
- 239000010985 leather Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 abstract description 12
- 239000010687 lubricating oil Substances 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 description 7
- 239000003921 oil Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 241001233242 Lontra Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Filtration Of Liquid (AREA)
Abstract
The utility model provides a plate heat exchanger's cooling water filter equipment, belongs to plate heat exchanger equipment technical field for the cooling water to plate heat exchanger filters. The technical scheme is as follows: the both ends of cartridge filter weld the circular flange respectively, and the cartridge filter passes through the circular flange at both ends and installs in plate heat exchanger's inlet tube, and it is inboard that filter plate inlays the circular flange of the play water end of cartridge filter, and the spring wire card is fixed with the fastening of filter screen integrated circuit board, and it has the square hole to open on the lateral wall of cartridge filter, and square hole front end welding square hole flange, gland pass through bolt sealing connection with the square hole flange, and the diagonal length of square hole flange is greater than the diameter of filter plate. The utility model discloses simple structure, convenient to use, filter effect are showing, can realize the clearance of not shutting down to guarantee fan operation stability time, extension hydraulic coupler lubricating oil life has increased plate-type water-cooling heat exchanger operating time and life, has reduced the loss of spare parts, has practiced thrift the time of plant maintenance.
Description
Technical Field
The utility model relates to a carry out filterable device to coupler oil tank plate heat exchanger's cooling water belongs to plate heat exchanger equipment technical field.
Background
In the coking production of metallurgical enterprises, the coal-charging dust-removing fan plays a role in coal supply, environmental protection and dust removal of the coke oven. The coal-charging dust-removing fan adopts a motor and a hydraulic coupler to drive a fan impeller rotor to rotate in a linkage manner, and the temperature of oil at an inlet of the hydraulic coupler is not allowed to exceed 45 ℃ according to technical requirements in operation, so that the hydraulic coupler needs to be cooled. At present, a plate type water-cooling heat exchanger is adopted for cooling the hydraulic coupler, the structure of the plate type water-cooling heat exchanger adopts a water-oil-phase superposed sealing water cooling mode, the cooling effect of lubricating oil is good, but the layer-to-layer gap of the plate type heat exchanger is narrow and is easily influenced by water quality, so that the requirement on the water quality is very high. In actual operation, the cooling water needs external water delivery supplement besides circulating water inside an enterprise, the externally supplemented water contains impurities, although the externally supplemented water and the circulating water are mixed and then subjected to precipitation and coarse filtration, part of the impurities are not completely filtered, and the impurities are deposited in an interlayer of the plate heat exchanger to reduce the cooling effect of the plate heat exchanger, so that the oil temperature at an inlet of the hydraulic coupler is increased to be more than 45 ℃, the oil quality is reduced, the output torque of the hydraulic coupler is insufficient, the interlocking protection halt is caused, and the normal operation of the coke oven is influenced. At present, the maintenance and cleaning of the plate heat exchanger need to be stopped and the plate heat exchanger is disassembled, so that the normal production is seriously influenced, the service life of lubricating oil is shortened, spare parts of the plate heat exchanger are increased, and the serious waste of manpower and maintenance time is caused. For this reason, it is necessary to finely filter the cooling water of the plate heat exchanger to remove impurities and ensure the normal operation of the fluid coupling.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a plate heat exchanger's cooling water filter equipment is provided, this kind of device does not receive production time's restriction, can in time enough clear up the water filter screen, and the guarantee cooling water is clean, guarantees that plate heat exchanger effect lubricating oil temperature is normal to the reduction reduces the maintenance frequency to plate heat exchanger, reduces the shutdown accident, extension lubricating oil life reduces and overhauls the maintenance time.
The technical scheme for solving the technical problems is as follows:
the utility model provides a plate heat exchanger's cooling water filter equipment, it includes the cartridge filter, the round flange, filter plate, the spring wire card, the square hole flange, gland, the cartridge filter is the cylinder, the round flange is welded respectively at the both ends of cartridge filter, the cartridge filter passes through the round flange at both ends and installs in plate heat exchanger's inlet tube, it inlays the round flange inboard at the play water end of cartridge filter to filter plate, the spring wire card is fixed with the fastening of filter screen integrated circuit board, it has the square hole to open on the lateral wall of cartridge filter, square hole front end welding square hole flange, gland passes through bolt sealing connection with square hole flange, the diagonal length of square hole flange is greater than the diameter of filtering the otter.
Above-mentioned plate heat exchanger's cooling water filter equipment, the cartridge filter is two, and two cartridge filters are installed respectively in two branch pipes of intaking, and two branch pipes of intaking are parallelly connected, and two branch pipe connections of intaking have a flange in plate heat exchanger's inlet tube, and the welding has respectively on two branch pipes of intaking, and flange is connected with the circular flange at cartridge filter both ends through the bolt, and inlet valve and outlet valve are installed respectively to every cartridge filter both ends.
According to the cooling water filtering device of the plate heat exchanger, one side of the sealing gland is connected with the square hole flange through the hinge, and the sealing leather gasket is placed between the square hole flange and the sealing gland.
The utility model has the advantages that:
the filter screen plate is arranged in the filter cartridge of the utility model, the filter screen plate can filter impurities, the impurities in the filter cartridge can be removed from the square hole flange by opening the sealing gland, and the filter screen plate can be taken out for cleaning without integrally disassembling the filter device; the two filter cartridges are used in parallel, and the other path of water can be used for backflushing the filter cartridges to flow out through the sewage discharge hole during maintenance, so that the water filter device can be cleaned in time without stopping.
Through measurement and calculation, after the device is used, the overhaul time is saved for 90 hours every year, 200L of lubricating oil is saved, economic benefit is about 4 ten thousand yuan due to overhaul time saving every year, and the value of the lubricating oil is about 0.5 ten thousand yuan. Two plate-type water-cooling heat exchangers are changed by one year, and three plate-type water-cooling heat exchangers are changed by two years after the plate-type water-cooling heat exchanger is used, so that 1 ten thousand yuan is saved, and the labor intensity of workers is greatly reduced after the plate-type water-cooling heat exchanger is used.
The utility model discloses simple structure, convenient to use, filter effect are showing, can realize the clearance of not shutting down to guarantee fan operation stability time, extension hydraulic coupler lubricating oil life has increased plate-type water-cooling heat exchanger operating time and life, has reduced the loss of spare parts, has practiced thrift the time of plant maintenance, has wide popularization and application prospect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the gland of FIG. 1 open;
FIG. 3 is a left side view of FIG. 1;
fig. 4 is a right side view of fig. 1.
FIG. 5 is a schematic view of the construction of the spring wire clip;
fig. 6 is a schematic view of the installation position of the present invention.
The figures are labeled as follows: the device comprises a filter cartridge 1, a round flange 2, a filter screen plate 3, a spring steel wire clamp 4, a square hole flange 5, a sealing gland 6, a hinge 7, a sealing leather gasket 8, a bolt hole 9, a sewage discharge hole 10, a plate heat exchanger 11, a water inlet branch pipe 12, a water inlet pipe 13, a connecting flange 14, a water outlet pipe 15, a water inlet pipe 16, an oil outlet pipe 17, a water inlet valve 18 and a water outlet valve 19.
Detailed Description
The utility model discloses constitute by cartridge filter 1, round flange 2, filter plate 3, spring wire card 4, square hole flange 5, gland 6, hinge 7, sealed leather packing 8, blowoff hole 10.
Fig. 1, 2, 3, 4 show that cartridge filter 1 is the cylinder, and the both ends of cartridge filter 1 weld circular flange 2 respectively, and filter plate 3 inlays in the circular flange 2 inboard of the play water end of cartridge filter 1, and spring steel wire card 4 is fixed with filter plate 3 chucking. The filter cartridge 1 is mounted in the inlet pipe 13 of the plate heat exchanger 11 by means of circular flanges 2 at both ends.
Fig. 1, 2, 3, 4 show that it has the square hole to open on the lateral wall of cartridge filter 1, square hole front end welding square hole flange 5, 6 one sides of gland pass through hinged joint 7 with square hole flange 5 and be connected, there is corresponding bolt hole 9 on gland 6 and the square hole flange 5, the bolt passes through bolt hole 9 with gland 6 and square hole flange 5 sealing connection, place the sealed leather packing 8 between square hole flange 5 and the gland 6, sealed leather packing 8 seals square hole flange 5.
The diagonal length of square hole flange 5 is greater than the diameter of filter plate 3, and filter plate 3 can put into cartridge filter 1 through square hole flange 5 to install and dismantle, wash and change.
Fig. 5 shows that the spring steel wire clip 4 is a circular ring, the diameter of the circular ring is larger than the diameter of the flange hole of the circular flange, the circular ring of the spring steel wire clip 4 is placed on the inner side of the circular flange 2, two inward vertical steel wires are arranged on the circular ring of the spring steel wire clip 4, the vertical steel wires are blocked on the surface of the filter screen plate 3, and the filter screen plate 3 is clipped in the circular flange 2 of the filter cartridge 1.
Fig. 6 shows that, the number of the filter cartridges 1 is two, two filter cartridges 1 are respectively installed in two water inlet branch pipes 12, the two water inlet branch pipes 12 are connected in parallel, the two water inlet branch pipes 12 are connected in the water inlet pipe 13 of the plate heat exchanger 11, the two water inlet branch pipes 12 are respectively welded with a connecting flange 14, and the connecting flanges 14 are connected with the circular flanges 2 at the two ends of the filter cartridges 1 through bolts. The two water inlet branch pipes 12 can ensure uninterrupted water supply when the filter cartridge 1 is cleaned and maintained, so that the plate heat exchanger 11 works continuously.
Fig. 6 shows that both ends of each filter cartridge 1 are respectively provided with a water inlet valve 18 and a water outlet valve 19 for controlling the water inlet and outlet of the filter cartridge 1 for cleaning and maintenance.
The utility model discloses a use as follows:
firstly, in two water inlet branch pipes 12 respectively installed on two filter cartridges 1, a filter screen plate 3 is placed in the filter cartridges 1 through square hole flanges 5, a circular ring of a spring steel wire clamp 4 is placed on the inner side of the circular flange 2, and the filter screen plate 3 is clamped in the circular flange 2 of the filter cartridges 1 through vertical steel wires of the spring steel wire clamp 4. Then the sealing leather gasket 8 is placed between the square hole flange 5 and the sealing gland 6, the sealing leather gasket 8 is pressed by rotating the sealing gland 6, and the sealing leather gasket is connected with the square hole sealing gland 6 and the square hole flange 5 in a sealing mode through the bolt holes 9 by bolts.
And starting to work, opening the water inlet valve 18 and the water outlet valve 19 at the two ends of the two filter cartridges 1, and simultaneously connecting the two filter cartridges 1 in parallel for use to filter the inlet water.
When the sewage is cleaned and repaired, the water inlet valve 18 and the water outlet valve 19 at two ends of one filter cartridge 1 are closed, the connecting bolts of the sealing gland 6 and the square hole flange 5 are disassembled, and the sealing gland 6 is moved and rotated by 180 degrees by utilizing the long hole on the hinge 7oThe impurities in the filter cartridge 1 can be removed, the spring steel wire clamps 4 and the filter screen plate 3 are taken out, the filter screen plate 3 is cleaned, then the outlet valve 19 is opened, the outlet water of the other water inlet branch pipe 12 is used for backflushing the cleaned filter cartridge 1, flushing water flows out from the sewage discharge hole 10, and finally the cleaned filter screen plate 3 and the spring steel wire clamps 4 are reinstalled to finish the sewage disposal operation of the filter cartridge 1.
The above-mentioned process is repeated and another cartridge filter 1 is decontaminated, thereby realizing not shutting down and in time cleaning up the water filtering apparatus.
The utility model discloses an embodiment as follows:
the diameter of the filter cartridge 1 is 150mm, and the length is 300 mm;
the outer diameter of the circular flange 2 is 280mm, and the thickness is 20 mm;
the diameter of the filter screen plate 3 is 144mm, the diameter of the filter holes is 8mm, and the number of the filter holes is 30-34;
the diameter of the spring steel wire clamp 4 is 3.2mm, and the circumference diameter is 144 mm;
the outer length of the square hole flange 5 is 180mm, and the width of the square hole flange is 160 mm; the inner length is 130mm, and the width is 110 mm;
the external length of the sealing gland 6 is 180mm, the width is 160mm, and the thickness is 5 mm;
the outer length of the sealing leather gasket 8 is 180mm, the width is 160mm, and the thickness is 3 mm;
the diameter of the water inlet branch pipe 12 is 80mm, and the length of the water inlet branch pipe is 1920 mm;
the model of the water inlet valve 18 and the water outlet valve 19 is DN80-16/HT200 stop valve.
Claims (3)
1. The utility model provides a plate heat exchanger's cooling water filter equipment which characterized in that: it includes cartridge filter (1), circle flange (2), filter plate (3), spring steel wire card (4), square hole flange (5), gland (6), cartridge filter (1) is the cylinder, circle flange (2) are welded respectively at the both ends of cartridge filter (1), cartridge filter (1) is installed in inlet tube (13) of plate heat exchanger (11) through circle flange (2) at both ends, it inlays in circle flange (2) inboard of the play water end of cartridge filter (1) to filter plate (3), it is fixed that screen plate (3) chucking will be filtered in spring steel wire card (4), it has the square hole to open on the lateral wall of cartridge filter (1), square hole front end welding square hole flange (5), gland (6) pass through bolt sealing connection with square hole flange (5), the diagonal length of square hole flange (5) is greater than the diameter that the screen plate filtered (3).
2. The cooling water filtering device of a plate heat exchanger according to claim 1, characterized in that: cartridge filter (1) is two, and two cartridge filters (1) are installed respectively in two branch pipes of intaking (12), and two branch pipes of intaking (12) are parallelly connected, and two branch pipes of intaking (12) are connected in inlet tube (13) of plate heat exchanger (11), and it has flange (14) to weld respectively on two branch pipes of intaking (12), and flange (14) are connected through round flange (2) at bolt and cartridge filter (1) both ends, and inlet valve (18) and outlet valve (19) are installed respectively at every cartridge filter (1) both ends.
3. The cooling water filtering device of a plate heat exchanger according to claim 1, characterized in that: one side of the sealing gland (6) is connected with the square hole flange (5) through a hinge (7), and a sealing leather gasket (8) is arranged between the square hole flange (5) and the sealing gland (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196378.0U CN213192734U (en) | 2020-06-24 | 2020-06-24 | Cooling water filtering device of plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196378.0U CN213192734U (en) | 2020-06-24 | 2020-06-24 | Cooling water filtering device of plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213192734U true CN213192734U (en) | 2021-05-14 |
Family
ID=75831241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021196378.0U Expired - Fee Related CN213192734U (en) | 2020-06-24 | 2020-06-24 | Cooling water filtering device of plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213192734U (en) |
-
2020
- 2020-06-24 CN CN202021196378.0U patent/CN213192734U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210514 |