CN210268316U - Plate heat exchanger with filter equipment - Google Patents
Plate heat exchanger with filter equipment Download PDFInfo
- Publication number
- CN210268316U CN210268316U CN201920719457.6U CN201920719457U CN210268316U CN 210268316 U CN210268316 U CN 210268316U CN 201920719457 U CN201920719457 U CN 201920719457U CN 210268316 U CN210268316 U CN 210268316U
- Authority
- CN
- China
- Prior art keywords
- filter
- heat exchanger
- plate
- inlet
- rotary drum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a plate heat exchanger with a filtering device, which belongs to the field of heat exchangers and aims to provide a plate heat exchanger with a filtering device, the key points of the technical proposal are that the heat exchanger comprises a fixed pressing plate, a plurality of heat exchange plates, a movable pressing plate and a supporting frame, wherein the heat exchanger is provided with a cooling liquid inlet, a cooling liquid outlet, a heat inlet and a heat outlet, a first filter cylinder and a second filter cylinder are respectively arranged in the cooling liquid inlet and the heat inlet, a first rotary drum is arranged outside the first filter cylinder, a second rotary drum is arranged outside the second filter cylinder, a drain pipe is arranged on the movable pressure plate in a penetrating way, a drain valve is arranged on the drain pipe, the blow off pipe links to each other with the coolant liquid import, still be equipped with the impurity calandria on the activity clamp plate, be equipped with the ooff valve on the impurity calandria, the utility model has the advantages of can filter liquid, prevent that the heat transfer board from blockking up.
Description
Technical Field
The utility model relates to a heat exchanger field, in particular to plate heat exchanger with filter equipment.
Background
The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of the tubular heat exchanger, the occupied area of the heat exchanger is one third of that of the tubular heat exchanger, and the heat recovery rate can reach more than 90 percent.
Because it often contains impurity to wait to change in the hot liquid, after heat exchanger work a period, liquid channel between the heat transfer board often can be blockked up, the heat exchanger will not work, it washs and dredge to the heat transfer board usually need to dismantle the heat exchanger, often need increase production cycle when dismantling and installing the heat transfer board, increase cost of maintenance, need consume a large amount of manpower and material resources simultaneously, this just needs a plate heat exchanger with filter equipment, filter the impurity in the liquid before liquid enters into the liquid runner between the heat transfer board, prevent to take place to block up between the heat transfer board.
Chinese patent with publication number CN203443471U discloses a plate heat exchanger with filter net pipes, which comprises a plate heat exchanger frame consisting of a fixed end plate, a movable end plate, an upper guide rod, a lower guide rod and a vertical column, wherein the plate heat exchanger frame is internally provided with a heat exchange plate group, a heat exchange medium for the inlet and outlet of the heat exchange medium enters an angle hole, and a heat exchange medium guide-out angle hole, and is characterized in that: the fine filtering net pipe is arranged in the heat exchange medium inlet corner hole, and the heat exchange medium firstly passes through the fine filtering net pipe after entering the heat exchange medium inlet corner hole and then is redistributed into the heat exchange plate channel of the heat exchange plate group for heat exchange, so that impurities in the heat exchange medium are completely separated before entering the heat exchange plate channel.
In the above prior art, the medium is filtered through the filter mesh tube, but impurities often exist in the liquid to be heated in the actual use process, and the filtering only through the filter mesh tube can cause incomplete filtering, and some small impurities can enter the liquid channel between the heat exchange plates along with the liquid.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a plate heat exchanger with filter equipment has and filters liquid, prevents the advantage of liquid passage jam between the heat transfer board.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a plate heat exchanger with filter equipment, includes fixed pressing plate, a plurality of heat transfer board, activity clamp plate and support frame, be equipped with coolant liquid import, coolant liquid export, hot import and hot export on the heat exchanger, be equipped with first cartridge filter and second cartridge filter in coolant liquid import and the hot import respectively, the first cartridge filter outside is equipped with first rotary drum, the second cartridge filter outside is equipped with the second rotary drum, wear to be equipped with the blow off pipe on the activity clamp plate, be equipped with the blowoff valve on the blow off pipe, the blow off pipe links to each other with the coolant liquid import, still be equipped with the impurity calandria on the activity clamp plate, be equipped with the ooff valve on the impurity calandria.
By adopting the technical scheme, the cooling liquid enters the cooling liquid cavity between the heat exchange plates from the cooling liquid inlet, the dynamic heat inlet of the cooling liquid enters the to-be-cooled liquid cavity formed between the heat exchange plates, the cooling liquid and the to-be-cooled liquid are respectively introduced into the adjacent cavities, the cooling liquid is cooled after heat exchange, the cooling liquid and the to-be-cooled liquid are sequentially discharged from the cooling liquid outlet and the heat outlet, the cooling liquid and the to-be-cooled liquid respectively enter from the cooling liquid inlet and the heat inlet and are filtered by the first filter cartridge and the second filter cartridge, the filtered impurities remain on the inner side walls of the first filter cartridge and the second filter cartridge, when the plate heat exchanger stops working, cleaning water is introduced into the cooling liquid inlet and the heat inlet, and the impurities on the inner walls of the first filter cartridge and the second filter cartridge are respectively discharged out of the first filter cartridge and the second filter cartridge from the sewage discharge pipe and the impurity discharge pipe, impurity after first cartridge filter and second cartridge filter can prevent that impurity from entering into the fluid pipeline between a plurality of heat transfer boards, prevents to take place to block up between the heat transfer board, makes things convenient for the filtration and the washing of impurity.
Furthermore, a liquid inlet is formed in the first rotary drum along the length direction of the first filter cartridge, and a water inlet is formed in the second rotary drum along the length direction of the second filter cartridge.
Through adopting above-mentioned technical scheme, the inlet is located first filter cylinder bottom, when letting in the coolant liquid, the coolant liquid gets into from first filter cylinder bottom, the inlet is located first filter cylinder bottom this moment, the coolant liquid enters into the cooling chamber from the inlet, treat that the coolant liquid gets into from the second cartridge filter, enter into from the water inlet that is located second filter cylinder bottom and treat the cooling chamber, seting up of inlet and water inlet can make the coolant liquid and treat that the coolant liquid flows from appointed angle, when plate heat exchanger stop work, first rotary drum and second rotary drum are rotatory, let in the washing liquid in first cartridge filter and second cartridge filter, can prevent that the washing liquid from entering between a plurality of heat transfer boards.
Furthermore, a first groove is formed in the outer side wall of the fixed pressing plate along the circumferential direction of the first rotary drum, a rocker arm is connected to the first rotary drum, and the rocker arm is arranged in the first groove.
Through adopting above-mentioned technical scheme, through rotating the rocking arm, make first rotary drum take place to rotate around the axle center of first rotary drum, on the inlet rotated first cartridge filter top lateral wall, prevent that the washing liquid from entering into between the heat exchanger plate, the convenient impurity of straining off on to the first cartridge filter inside wall washs.
Furthermore, a second groove is formed in the outer side wall of the fixed pressing plate along the circumferential direction of the second rotary drum, two stop blocks are arranged on the side wall of the fixed plate and located outside the second groove, the circumferential direction of the second rotary drum is provided with the two stop blocks, and the outer side wall of the second rotary drum is provided with the contact blocks which are located above the two stop blocks all the time.
Through adopting above-mentioned technical scheme, through rotating the touch multitouch between two dogs, make the second rotary drum take place thereupon to rotate, the water inlet on the second rotary drum is arranged in second cartridge filter top lateral wall top, when needs let in the washing liquid, prevents that the washing liquid from entering into between a plurality of heat transfer boards, and the convenience is cleaned impurity on the second cartridge filter inner wall.
Furthermore, be equipped with first cotton layer on the first cartridge filter lateral wall, be equipped with the cotton layer of second on the second cartridge filter lateral wall.
Through adopting above-mentioned technical scheme, the coolant liquid with impurity carries out the prefilter after getting into from first cartridge filter through first cartridge filter after, is carried out the tiny particle impurity by first cotton layer and adsorbs, and the coolant liquid of treating that simultaneously has impurity gets into the back from the second cartridge filter after the prefilter of second cartridge filter, carries out tiny particle impurity through the cotton layer of second and adsorbs, and the cotton layer of first cotton layer and second plays better filter effect, prevents that the tiny impurity from blockking up liquid channel.
Furthermore, a first filter is arranged at the cooling liquid inlet, and a second filter is arranged at the hot inlet.
By adopting the technical scheme, the cooling liquid and the liquid to be cooled respectively pass through the first filter and the second filter and then enter the cooling liquid inlet and the hot inlet, so that the filtering effect is better.
Furthermore, a first cleaning pipe is arranged at the top of the cooling liquid inlet, and a second cleaning pipe is arranged at the top of the hot inlet.
Through adopting above-mentioned technical scheme, when first cartridge filter and second cartridge filter are washd to needs, let in the washing liquid in first clean pipe and the second clean pipe, need not pass through a side filter again, prevent to take place to pollute with the filtration impurity in the filter.
Furthermore, the cooling liquid inlet is provided with a first filter screen, the first filter screen is positioned on one side, close to the movable pressing plate, of the first cleaning pipe, the second filter screen is arranged in the heat inlet, and the second filter screen is positioned on one side, close to the movable pressing plate, of the second cleaning pipe.
Through adopting above-mentioned technical scheme, the cleaning solution gets into the back from first clean pipe and the clean pipe of second, cleans first cartridge filter and second cartridge filter again after first filter screen and second filter screen carry out simple filtration, prevents to have impurity in the cleaning solution.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the first filter cartridge and the second filter cartridge, the effect of filtering the cooling liquid and the liquid to be cooled can be achieved;
2. the first filter screen and the second filter screen are arranged, so that the cleaning liquid can be filtered;
3. through the setting on the cotton layer of first cotton layer and second, can play and carry out further filterable effect to the coolant liquid with treating the coolant liquid.
Drawings
Fig. 1 is an overall schematic view of a plate heat exchanger with a filter device according to an embodiment;
fig. 2 is a schematic sectional view of the embodiment for embodying the first filter cartridge;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is a schematic sectional view of an embodiment for embodying a second filter cartridge;
FIG. 5 is an enlarged view at B in FIG. 4;
FIG. 6 is a schematic diagram of an embodiment for embodying a first drum;
FIG. 7 is a schematic view of an embodiment for embodying the second drum.
In the figure, 1, a fixed pressure plate; 11. a heat exchange plate; 13. a movable pressing plate; 14. a support frame; 15. a coolant inlet; 151. a first cleaning tube; 152. a first filter screen; 16. a coolant outlet; 17. a hot inlet; 171. a second cleaning tube; 172. a second filter screen; 18. a hot outlet; 111. a first groove; 112. a second groove; 113. a stopper; 21. a first filter cartridge; 22. a second filter cartridge; 23. a first rotating drum; 231. a liquid inlet; 232. a rocker arm; 24. a second rotating drum; 241. a water inlet; 242. a contact block; 25. a blow-off pipe; 251. a blowoff valve; 26. impurity calandria; 261. an on-off valve; 31. a first cotton layer; 32. a second cotton layer; 33. a first filter; 34. a second filter.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
a plate heat exchanger with a filtering device is shown in figure 1 and comprises a fixed pressing plate 1, a plurality of heat exchange plates 11, a movable pressing plate 13 and a supporting frame 14, wherein a cooling liquid inlet 15, a cooling liquid outlet 16, a heat inlet 17 and a heat outlet 18 are further formed in the heat exchanger, the fixed pressing plate 1, the heat exchange plates 11 and the movable pressing plate 13 are sequentially arranged in the direction away from the supporting frame 14, cooling liquid enters a cooling cavity from the cooling liquid inlet 15, cooling heat enters a to-be-cooled liquid cavity from the heat inlet 17, the plurality of heat exchange plates 11 form alternate cooling cavities and the to-be-cooled cavity, and therefore heat exchange of the to-be-cooled liquid is achieved.
As shown in fig. 1 and 2, a first filter 33 is disposed at the coolant inlet 15, the coolant is filtered by the first filter 33, a first cleaning pipe 151 is disposed at the top of the coolant inlet 15, and the first cleaning pipe 151 is in a closed state when the coolant is introduced into the coolant inlet 15.
As shown in fig. 2 and 3, a first filter screen 152 is disposed in the coolant inlet 15 and located in the first cleaning pipe 151 in a direction away from the filter, the coolant passes through the first cleaning pipe 151 and then passes through the first filter cartridge 21, a first filter cartridge 21 is disposed in the coolant inlet 15, and the first filter cartridge 21 is disposed on the plurality of heat exchange plates 11 in a penetrating manner.
As shown in fig. 2 and 6, a first rotating cylinder 23 is disposed on the outer side of the first filter cylinder 21, a liquid inlet 231 is disposed on the first rotating cylinder 23, and a first cotton layer 31 is disposed on the outer side wall of the first filter cylinder 21, when the cooling liquid enters the first filter cylinder 21 from the first filter screen 152 and is further filtered, the cooling liquid upwards permeates into the first cotton layer 31 from the first filter cylinder 21, and after the cooling liquid is further filtered through the first cotton layer 31, the cooling liquid upwards enters the cooling liquid chamber from the liquid inlet 231 on the first filter cylinder 21.
As shown in fig. 4 and 5, while the liquid to be cooled enters from the hot inlet 17, the hot inlet 17 is provided with the second filter 34, the top of the hot inlet 17 is provided with the second cleaning pipe 171, and the side of the second cleaning pipe 171 away from the second filter 34 is provided with the second filter screen 172.
As shown in fig. 4 and 5, when the liquid to be cooled is introduced into the hot inlet 17, the second cleaning pipe 171 is in a closed state, and the liquid to be cooled is primarily filtered by the second filter 34 and further filtered by the second filter screen 172.
As shown in fig. 4 and 7, the second filter cylinder 22 is disposed at the hot inlet 17, the second drum 24 is disposed outside the second filter cylinder 22, the second cotton layer 32 is disposed outside the second filter cylinder 22, when the liquid to be cooled enters the second filter cylinder 22, the impurities are retained on the inner side wall of the second filter cylinder 22 through the second filter cylinder 22, the liquid continues to move downwards, and some fine impurities are adsorbed on the second cotton layer 32.
The second drum 24 is provided with a water inlet 241, and the liquid after multiple filtration enters the cavity to be cooled from the water inlet 241.
As shown in fig. 6 and 7, a first groove 111 is formed in the fixed pressing plate 1 along the circumferential direction of the first drum 23, a rocker arm 232 is connected to the first drum 23, the rocker arm 232 is disposed in the first groove 111, a second groove 112 is further formed in the fixed pressing plate 1 along the circumferential direction of the second drum 24, two stoppers 113 are disposed on the side wall of the fixed plate and outside the second groove 112, the stoppers 113 are disposed on the side wall of the fixed plate and in the circumferential direction of the second drum 24, two abutting blocks 242 are disposed on the outer side wall of the second drum 24, and the abutting blocks 242 are always disposed above the two stoppers 113.
As shown in fig. 6 and 7, when the first filter cartridge 21 and the second filter cartridge 22 need to be cleaned, the first drum 23 and the second drum 24 need to be rotated to prevent the cleaning liquid from entering the cooling liquid chamber and the liquid chamber to be cooled from the liquid inlet 231 and the water inlet 241.
As shown in fig. 6 and 7, the swing arm 232 is rotated to rotate the first drum 23, the liquid inlet 231 is far from the bottom of the first filter cartridge 21, and then the contact block 242 is rotated to move the contact block 242 from above the stopper 113 on one side to above the stopper 113 on the other side, so that the water inlet 241 is far from the bottom of the second filter cartridge 22.
As shown in fig. 2 and 4, cleaning liquid is introduced into both the first cleaning pipe 151 and the second cleaning pipe 171, and the cleaning liquid is simply filtered by the first filter 152 and the second filter 172 and then enters the first filter cartridge 21 and the second filter cartridge 22.
As shown in fig. 2 and 4, a drain pipe 25 penetrates through the movable pressing plate 13, a drain valve 251 is arranged on the drain pipe 25, the drain pipe 25 is communicated with the first filter cartridge 21, an impurity drain pipe 26 further penetrates through the movable pressing plate 13, a switch valve 261 is arranged on the impurity drain pipe 26, the impurity drain pipe 26 is communicated with the second filter cartridge 22, and when the plate heat exchanger works, the drain valve 251 and the switch valve 261 are both in a closed state.
As shown in fig. 2 and 4, when the cleaning operation is performed, the blowoff valve 251 and the on-off valve 261 are both in the open state, the cleaning solution sends the impurities out of the heat exchanger from the blowoff pipe 25 and the impurity discharging pipe 26, respectively, and the blowoff valve 251 and the on-off valve 261 are closed after the blowoff operation is completed.
The specific implementation process comprises the following steps: the coolant liquid gets into from coolant liquid import 15 and filters the back through first cartridge filter 21, filters through first cotton layer 31 again, enters into the coolant liquid intracavity afterwards, treats that the coolant liquid gets into from hot import 17, filters the back through second cartridge filter 22, filters through second cotton layer 32 again, enters into the coolant liquid intracavity of treating that sets up with the coolant liquid chamber in turn afterwards, and the coolant liquid carries out the heat transfer with treating the coolant liquid after, respectively from coolant liquid export 16 and the heat exchanger of 18 exhalations of heat export.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a plate heat exchanger with filter equipment, includes stationary platen (1), a plurality of heat transfer board (11), activity clamp plate (13) and support frame (14), its characterized in that: be equipped with coolant liquid import (15), coolant liquid outlet (16), hot import (17) and hot export (18) on the heat exchanger, be equipped with first cartridge filter (21) and second cartridge filter (22) in coolant liquid import (15) and hot import (17) respectively, first cartridge filter (21) outside is equipped with first rotary drum (23), second cartridge filter (22) outside is equipped with second rotary drum (24), wear to be equipped with blow off pipe (25) on activity clamp plate (13), be equipped with blowoff valve (251) on blow off pipe (25), blow off pipe (25) link to each other with coolant liquid import (15), still be equipped with impurity calandria (26) on activity clamp plate (13), be equipped with ooff valve (261) on impurity calandria (26).
2. A plate heat exchanger with a filter device according to claim 1, characterized in that: a liquid inlet (231) is formed in the first rotary drum (23) along the length direction of the first filter cylinder (21), and a water inlet (241) is formed in the second rotary drum (24) along the length direction of the second filter cylinder (22).
3. A plate heat exchanger with a filter device according to claim 2, characterized in that: a first groove (111) is formed in the outer side wall of the fixed pressing plate (1) along the circumferential direction of the first rotating drum (23), a rocker arm (232) is connected to the first rotating drum (23), and the rocker arm (232) is arranged in the first groove (111).
4. A plate heat exchanger with a filter device according to claim 2, characterized in that: second recess (112) have been seted up along second rotary drum (24) circumferencial direction on fixed pressing plate (1) lateral wall, it is equipped with dog (113) to lie in second recess (112) outside on fixed pressing plate (1) lateral wall, dog (113) are equipped with two about second rotary drum (24) circumferencial direction, be equipped with on second rotary drum (24) lateral wall and support touch multitouch (242), support touch multitouch (242) are located two dog (113) tops all the time.
5. A plate heat exchanger with a filter device according to claim 1, characterized in that: be equipped with first cotton layer (31) on first cartridge filter (21) lateral wall, be equipped with second cotton layer (32) on second cartridge filter (22) lateral wall.
6. A plate heat exchanger with a filter device according to claim 5, characterized in that: the cooling liquid inlet (15) is provided with a first filter (33), and the hot inlet (17) is provided with a second filter (34).
7. A plate heat exchanger with a filter device according to claim 1, characterized in that: the top of the cooling liquid inlet (15) is provided with a first cleaning pipe (151), and the top of the hot inlet (17) is provided with a second cleaning pipe (171).
8. A plate heat exchanger with a filter device according to claim 7, characterized in that: coolant liquid import (15) are equipped with first filter screen (152), first filter screen (152) are located first clean pipe (151) and are close to activity clamp plate (13) one side, be equipped with second filter screen (172) in heat import (17), second filter screen (172) are located second clean pipe (171) and are close to activity clamp plate (13) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920719457.6U CN210268316U (en) | 2019-05-17 | 2019-05-17 | Plate heat exchanger with filter equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920719457.6U CN210268316U (en) | 2019-05-17 | 2019-05-17 | Plate heat exchanger with filter equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210268316U true CN210268316U (en) | 2020-04-07 |
Family
ID=70025380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920719457.6U Active CN210268316U (en) | 2019-05-17 | 2019-05-17 | Plate heat exchanger with filter equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210268316U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112827253A (en) * | 2021-01-18 | 2021-05-25 | 李蝶 | Printing and dyeing is heat exchanger hot junction filter equipment for waste water |
| CN114712927A (en) * | 2022-06-06 | 2022-07-08 | 天津国投津能发电有限公司 | Backwashing filter device and backwashing method for heat exchanger of seawater desalination system |
-
2019
- 2019-05-17 CN CN201920719457.6U patent/CN210268316U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112827253A (en) * | 2021-01-18 | 2021-05-25 | 李蝶 | Printing and dyeing is heat exchanger hot junction filter equipment for waste water |
| CN114712927A (en) * | 2022-06-06 | 2022-07-08 | 天津国投津能发电有限公司 | Backwashing filter device and backwashing method for heat exchanger of seawater desalination system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210268316U (en) | Plate heat exchanger with filter equipment | |
| CN115823900A (en) | Steel plant sintering waste heat utilization equipment and utilization method thereof | |
| CN102764527A (en) | Pore shaft water supply filter assembly and filter system | |
| CN201030256Y (en) | Multi-component self-washing net scrubbing device | |
| CN210097075U (en) | Disc type self-cleaning filter | |
| CN212941681U (en) | Sewage treatment device convenient to clearance filter screen board | |
| CN212440340U (en) | Titanium alloy filter | |
| CN201267734Y (en) | H type high-efficient filtering equipment | |
| CN210699046U (en) | Convenient clear filter equipment for health food production | |
| CN216347967U (en) | High-efficiency optimized heat exchanger | |
| CN203642749U (en) | Efficient decontaminating backwash heat exchanger | |
| CN202048343U (en) | Liquid filter capable of automatically cleaning filter core | |
| CN206930198U (en) | A kind of modularization multipaths full-welding plate-type heat exchanger capable of washing | |
| CN215373617U (en) | Waste heat recovery device and modular waste heat recovery system | |
| CN2915484Y (en) | Extruder barrel with straight water passage cooled by water | |
| CN204373466U (en) | A kind of removal of impurities heat exchanger | |
| CN220524707U (en) | Energy-saving efficient heat exchanger for chemical industry | |
| CN219072177U (en) | Quenching water dedusting and filtering system | |
| CN220418189U (en) | Plate heat exchanger with pretreatment mechanism | |
| CN220495793U (en) | Shallow sand filter | |
| CN218902202U (en) | Grinding fluid filtering device | |
| CN216694646U (en) | Online back flushing device of shell side circulating water cooler | |
| CN214182123U (en) | Horizontal row of antithetical couplet stack sled dress formula filter equipment | |
| KR100797322B1 (en) | Magnetic filter apparatus having media which is easy to remove iron debris | |
| CN216668392U (en) | Plate type heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |