CN110274509B - Plate heat exchanger - Google Patents

Plate heat exchanger Download PDF

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Publication number
CN110274509B
CN110274509B CN201910412198.7A CN201910412198A CN110274509B CN 110274509 B CN110274509 B CN 110274509B CN 201910412198 A CN201910412198 A CN 201910412198A CN 110274509 B CN110274509 B CN 110274509B
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China
Prior art keywords
filter screen
heat exchanger
screen sleeve
fixedly connected
plate
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CN201910412198.7A
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Chinese (zh)
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CN110274509A (en
Inventor
金耀忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangyin Daniel Cooler Co ltd
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Jiangyin Daniel Cooler Co ltd
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Priority to CN201910412198.7A priority Critical patent/CN110274509B/en
Publication of CN110274509A publication Critical patent/CN110274509A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/117—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G1/00—Non-rotary, e.g. reciprocated, appliances
    • F28G1/02—Non-rotary, e.g. reciprocated, appliances having brushes

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention belongs to the technical field of heat exchangers, and relates to a plate heat exchanger which comprises a heat exchanger body, a water inlet cavity formed in the heat exchanger body, and a filter screen sleeve arranged in the water inlet cavity, wherein one end, back to the cavity opening of the water inlet cavity, of the filter screen sleeve is fixedly connected with a rotating shaft, the rotating shaft is rotationally connected to the heat exchanger body, the heat exchanger body is fixedly connected with a first driving motor for rotating the filter screen sleeve, an arc-shaped piece is fixedly connected in the water inlet cavity, the arc-shaped piece is arranged along the length direction of the filter screen sleeve and penetrates into the filter screen sleeve, the side edge of the arc-shaped piece is fixedly connected with a first stop block, and the first stop block is attached to; the invention can prevent impurities from entering the heat transfer plate again in the process of cleaning the filter screen, thereby ensuring the filtering effect of the filter screen.

Description

Plate heat exchanger
Technical Field
The invention relates to the technical field of heat exchangers, in particular to a plate type heat exchanger.
Background
The plate heat exchanger is a new type 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 and heat exchange is carried out through the half plates. Compared with the conventional shell-and-tube heat exchanger, the heat transfer coefficient of the heat exchanger is much higher under the condition of the same flow resistance and pump power consumption, and the heat exchanger tends to replace the shell-and-tube heat exchanger in an applicable range. The plate type heat exchanger mainly comprises two types of frames (detachable type) and brazing type, and the plate type mainly comprises a herringbone corrugated plate, a horizontal straight corrugated plate and a tumor-shaped plate.
At present, chinese patent publication No. CN206410572U discloses a dirty plate heat exchanger, which includes a fixed frame, where the fixed frame includes a fixed pressure plate, an upper guide rod, a lower guide rod, and a bracket, and is characterized in that the fixed pressure plate and the bracket are respectively connected with the upper guide rod and the lower guide rod through guide rod positioning holes to form a frame structure, and a plurality of heat transfer plates are arranged between the movable pressure plate and the fixed pressure plate in parallel. The plate heat exchanger has reasonable design, compact structure and convenient assembly and disassembly, adopts the heat transfer plate with the expansion joint structure and the elastic rubber sealing strip ring, and effectively solves the problem of equipment damage caused by thermal expansion.
In the using process, a filter screen sleeve is often added into a water inlet hole formed by the heat transfer plate, water entering the heat exchanger firstly passes through the filter screen sleeve and then enters between the heat transfer guide vanes through meshes on the filter screen sleeve, but as the service life is prolonged, the impurity pollutants carried in the water entering the filter screen sleeve can block the meshes, the normal flow of the water flow can be influenced by the blockage of the meshes of the filter screen, thereby affecting the heat exchange efficiency of the heat exchanger, in order to solve the problem, a common cleaning brush is usually arranged in the filter screen sleeve, the cleaning brush is driven to move by a driving device, the filter screen is cleaned, but a part of impurities can be wound on the cleaning brush during the cleaning process, but a part of the impurities are still extruded into the heat transfer plate sheet in the process of being cleaned, so that the filtering effect of the filter screen is weakened.
Disclosure of Invention
The invention aims to provide a plate heat exchanger, which has the effect of preventing impurities from entering a heat transfer plate again in the process of cleaning a filter screen, thereby ensuring the filtering effect of the filter screen.
The technical purpose of the invention is realized by the following technical scheme:
a plate heat exchanger comprises a heat exchanger body, a water inlet cavity formed in the heat exchanger body and a filter screen sleeve arranged in the water inlet cavity, wherein a rotating shaft is fixedly connected to one end, opposite to the cavity opening of the water inlet cavity, of the filter screen sleeve;
fixedly connected with dog two on the lateral wall of intake antrum, dog two sets up along the telescopic length direction of filter screen, dog two slides with the laminating of the telescopic lateral wall of filter screen, sliding connection has the cleaning plate in the intake antrum, the cleaning plate is the arc setting, fixedly connected with cleaning brush on the inner arc edge of cleaning plate, the lateral wall and the laminating of dog two of cleaning plate slide, the cleaning brush slides with the laminating of the telescopic outer wall of filter screen, it is connected with the lead screw axle to rotate in the heat exchanger body, the lead screw axle sets up along being on a parallel with the pivot direction, the epaxial rotation of lead screw is connected with screw nut, screw nut fixed connection is in the cleaning plate, fixedly connected with is used for rotating the driving motor two of lead screw axle in the heat exchanger body.
By adopting the technical scheme, when water enters the water inlet cavity, the water flow enters the containing cavity formed by the arc-shaped sheet and the filter screen sleeve, and because the water inlet cavity is positioned at the included angle of the plate heat exchanger, so that water entering the cavity can enter different heat transfer plates through the meshes of the filter screen sleeve, in the long-term use process, the meshes of the filter screen sleeve through which water flows can be blocked by the filtered impurities, when the filter screen sleeve is blocked by excessive impurities, the first driving motor is started to drive the rotating shaft to rotate, thereby driving the filter screen sleeve to rotate, enabling the part of the filter screen sleeve blocked by the impurities to rotate to the convex surface of the arc-shaped piece, and starting the second driving motor to enable the second driving motor to drive the screw shaft to rotate, the screw shaft drives the cleaning plate to slide along the length direction of the water inlet cavity in the rotating process, and the cleaning brush on the cleaning plate cleans the filter screen sleeve in the moving process of the cleaning plate. The impurity of being brushed can be separated the shelves by the arc piece, consequently can avoid impurity reentrant heat transfer slab to the filter screen clear in-process to guarantee the filter effect's of filter screen effect.
The invention is further configured to: the cleaning plate is fixedly connected with a guide block on the side wall which is attached to the second stop block in a sliding mode, a guide groove matched with the guide block in a sliding mode is formed in the side wall of the second stop block, and the guide groove is formed in the length direction of the filter screen sleeve.
Through adopting above-mentioned technical scheme, the cooperation of guide block and guide way slides and to make the cleaning plate at removal in-process remain stable, prevents that the cleaning plate from taking place the slope at gliding in-process.
The invention is further configured to: and a first steel ball is embedded in the side wall of the guide block and is attached to and slides with the side wall of the guide groove.
Through adopting above-mentioned technical scheme, the setting of steel ball can reduce the frictional force between guide block and the guide way, is favorable to the cleaner plate to be more flow at gliding in-process.
The invention is further configured to: and a plurality of second steel balls are embedded in the side wall, attached to the filter screen sleeve, of the first stop block, and the second steel balls are attached to the filter screen sleeve in a sliding mode.
Through adopting above-mentioned technical scheme, the setting of steel ball two can reduce the frictional force between dog two and the filter screen sleeve, is favorable to making the telescopic rotation of filter screen more smooth.
The invention is further configured to: the lateral wall of intake antrum is gone up detachable connection and is had the erection column, fixedly connected with layer board on the erection column, the layer board slides with the telescopic lateral wall laminating of filter screen.
Through adopting above-mentioned technical scheme, the layer board can support the filter screen sleeve, avoids filter screen sleeve one end to take place the slope, is favorable to filter screen sleeve's stable rotation.
The invention is further configured to: and a plurality of steel balls III are embedded on the upper surface of the supporting plate and are attached to the outer wall of the filter screen sleeve in a sliding manner.
Through adopting above-mentioned technical scheme, the setting of steel ball three can reduce the frictional force between layer board and the filter screen sleeve, makes the telescopic rotation of filter screen more smooth.
The invention is further configured to: the cleaning plate is fixedly connected with the push plate on the lateral wall towards the mouth of the water inlet cavity, the push plate is inclined and arranged, the push plate is in an open shape and is arranged, and the push plate slides in a fit manner with the lateral wall of the filter screen sleeve.
Through adopting above-mentioned technical scheme, the setting of push pedal can be in the cavity mouth department that the impurity between arc and the filter screen sleeve was pushed the intake antrum to the cleaning plate in the in-process that removes, and the manual work of being convenient for is cleared up impurity.
The invention is further configured to: fixedly connected with brush on the convex surface of arc piece, the brush is contradicted with the telescopic inner wall laminating of filter screen.
Through adopting above-mentioned technical scheme, the filter screen sleeve can take place the friction with the brush at the pivoted in-process, is favorable to cleaning the filter screen sleeve.
In conclusion, the beneficial technical effects of the invention are as follows:
1. through the arrangement of the arc-shaped sheet and the cleaning plate, impurities can be prevented from entering the heat transfer plate sheet again in the process of cleaning the filter screen, so that the filtering effect of the filter screen is ensured;
2. through the setting of layer board, can support the filter screen sleeve, avoid filter screen sleeve one end to take place the slope, be favorable to filter screen sleeve's stable rotation.
Drawings
Fig. 1 is a schematic view of the overall structure of the plate heat exchanger of the present invention;
FIG. 2 is a schematic view of an enlarged view at A in FIG. 1;
FIG. 3 is a schematic structural view for showing one end of the screen sleeve facing away from the inlet chamber;
FIG. 4 is a schematic structural view for embodying a guide block;
FIG. 5 is a schematic view of a structure for embodying a push plate.
In the figure, 1, a heat exchanger body; 2. a water inlet cavity; 3. a water outlet cavity; 4. a screen sleeve; 5. mounting a column; 6. a support plate; 7. steel balls III; 8. driving a motor I; 9. an arc-shaped sheet; 10. a brush; 11. a first stop block; 12. steel balls II; 13. a second stop block; 14. cleaning the plate; 15. a screw shaft; 16. a lead screw nut; 17. a second driving motor; 18. a guide block; 19. a guide groove; 20. steel balls I; 21. pushing the plate; 22. and (7) mounting frames.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): the plate heat exchanger comprises a heat exchanger body 1, wherein a water inlet cavity 2 and a water outlet cavity 3 are formed in the heat exchanger body 1, a filter screen sleeve 4 is inserted in the water inlet cavity 2, and a gap is reserved between the filter screen sleeve 4 and the inner wall of the water inlet cavity 2. Two erection columns 5 of fixedly connected with on the bottom surface of intake antrum 2, two erection columns 5 are located the both ends of filter screen sleeve 4 respectively, and erection column 5 sets up along the perpendicular to ground direction, and fixedly connected with layer board 6 on the mounting panel, layer board 6 are the arc setting, inlays on layer board 6 and is equipped with three 7 of a plurality of steel balls, and three 7 of steel balls rotate with the laminating of filter screen sleeve 4.
Referring to fig. 3, 3 accent one end fixed connection mounting bracket 22 in water cavity is gone out dorsad to filter screen sleeve 4, and mounting bracket 22 is the cross setting, and mounting bracket 22 closing cap is in filter screen sleeve 4's nozzle, and mounting bracket 22 is in the telescopic central fixedly connected with pivot of filter screen dorsad, and the pivot is rotated and is connected in heat exchanger body 13 accent one side lateral wall in water cavity dorsad, and fixedly connected with is used for rotating a driving motor 8 of pivot on heat exchanger body 1's the lateral wall.
Referring to fig. 1 and 2, fixedly connected with arc piece 9 in the play water cavity 3, arc piece 9 one end fixed connection go out the water cavity dorsad go out on the lateral wall in 3 accent in water cavity, arc piece 9 is close to the one end in 3 accent in water cavity and passes through the inner wall that the dead lever is fixed and go out the water cavity, and arc piece 9 sets up and cross-under in filter screen sleeve 4 along filter screen sleeve 4's length direction, and the convex surface of arc piece 9 sets up towards the contained angle department at intake antrum 2 place on the heat exchanger body 1. Arc piece 9 and filter screen sleeve 4's lateral wall laminating, fixedly connected with brush 10 on the convex surface of arc piece 9, brush 10 and filter screen sleeve 4's inner wall laminating are offered on the mounting bracket 22 and are used for supplying the pivoted piece groove of arc piece 9, and the setting in piece groove can avoid filter screen sleeve 4 to bump with arc piece 4 at the pivoted in-process, influences filter screen sleeve 4's normal rotation.
Referring to fig. 1 and 2, two side edges of the arc piece 9 are fixedly connected with a first check block 11, the first check block 11 is arranged along the direction of the side wall perpendicular to the arc piece 9, a plurality of second steel balls 12 are embedded on the side wall where the first check block 11 is attached to the filter screen sleeve 4, the second steel balls 12 are arranged along the length direction of the first check block 11, and the second steel balls 12 are attached to the inner wall of the filter screen sleeve 4 to slide.
Referring to fig. 1 and 2, a second stop block 13 is fixedly connected to the inner wall of the water inlet cavity 2, the second stop block 13 is arranged in a direction parallel to the first stop block 11, the second stop block 13 is coplanar with the first stop block 11, and the second stop block 13 is attached to and rotates with the outer side wall of the filter screen sleeve 4. An arc-shaped cavity is formed between the second stop block 13 and the arc-shaped sheet 9, a cleaning plate 14 is connected in the arc-shaped cavity in a sliding mode, the cleaning plate 14 is arranged in an arc shape, the cleaning plate 14 covers the inner cavity of the arc-shaped cavity in a sliding mode, the end faces of the two ends of the cleaning plate 14 are attached to the second stop block 13, a cleaning brush is fixedly connected to the inner arc edge of the cleaning plate 14, and the cleaning brush slides in an attaching mode with the outer wall of the filter screen sleeve 4.
Referring to fig. 1 and 2, the arc-shaped cavity is connected with a screw shaft 15 in a rotating manner, the screw shaft 15 is arranged along the length direction of the filter screen sleeve 4, the screw shaft 15 is connected with a screw nut 16 in a rotating manner, a penetration groove is formed in the cleaning plate 14, the screw shaft 15 penetrates through the penetration groove, the screw nut 16 is fixedly connected to the inner wall of the penetration groove, and a second driving motor 17 (see fig. 3) for rotating the screw shaft 15 is fixedly connected to the heat exchanger body 1.
Referring to fig. 4, a guide block 18 is fixedly connected to the side wall of the cleaning plate 14, which is attached to the second stopper 13, the guide block 18 is a cuboid, a guide groove 19 is formed in the second stopper 13 along the length direction of the second stopper, and the guide groove 19 is matched with the guide block 18 to slide. A plurality of steel balls 20 are embedded on the side wall of the guide block 18, which is attached to the guide groove 19, and the steel balls 20 are attached to the inner wall of the guide groove 19 to slide.
Referring to fig. 5, a push plate 21 is fixedly connected to the side wall of the cleaning plate 14 facing the orifice of the water inlet cavity 2, the push plate 21 is inclined, and the push plate 21 is opened. The arrangement of the push plate 21 can push impurities between the arc-shaped plate and the filter screen sleeve 4 to the cavity opening of the water inlet cavity 2 in the moving process of the cleaning plate 14, so that the impurities can be conveniently cleaned manually. The arrangement of the push plate 21 can push impurities between the arc-shaped plate and the filter screen sleeve 4 to the cavity opening of the water inlet cavity 2 in the moving process of the cleaning plate 14, so that the impurities can be conveniently cleaned manually.
The specific implementation process comprises the following steps: when water enters the water inlet cavity 2, water flow enters the containing cavity formed by the arc-shaped sheet 9 and the filter screen sleeve 4, because the water inlet cavity 2 is positioned at an included angle of the plate heat exchanger, the water entering the containing cavity can enter different heat transfer plates through meshes of the filter screen sleeve 4, in the long-term use process, the meshes of the filter screen sleeve 4 through which the water flow passes can be blocked by filtered impurities, when the blocked impurities in the filter screen sleeve 4 are excessive, the driving motor I8 is started, the driving motor I8 drives the rotating shaft to rotate, so that the filter screen sleeve 4 is driven to rotate, the part of the filter screen sleeve 4 blocked by the impurities rotates to the convex surface of the arc-shaped sheet 9, the driving motor II 17 is started, the driving motor II 17 drives the screw shaft 15 to rotate, the screw shaft 15 drives the cleaning plate 14 to slide along the length direction of the water inlet cavity 2 in the rotating process, and the cleaning plate 14 is in the moving process, the cleaning brush on the cleaning plate 14 cleans the filter screen sleeve 4 and pushes down the impurities to the mouth of the water outlet cavity 3 under the pushing of the pushing plate 21.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (8)

1. The utility model provides a plate heat exchanger, includes heat exchanger body (1), sets up intake antrum (2) on heat exchanger body (1), sets up filter screen sleeve (4) in intake antrum (2), its characterized in that: one end, back to the water inlet cavity (2), of the filter screen sleeve (4) is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected to the heat exchanger body (1), a first driving motor (8) used for rotating the filter screen sleeve (4) is fixedly connected to the heat exchanger body (1), an arc-shaped piece (9) is fixedly connected to the water inlet cavity (2), the arc-shaped piece (9) is arranged along the length direction of the filter screen sleeve (4) and penetrates into the filter screen sleeve (4), a first stop block (11) is fixedly connected to the side edge of the arc-shaped piece (9), and the first stop block (11) is attached to and slides with the inner side wall of the filter screen sleeve (4);
the side wall of the water inlet cavity (2) is fixedly connected with a second stop block (13), the second stop block (13) is arranged along the length direction of the filter screen sleeve (4), the second stop block (13) is attached to and slides with the outer side wall of the filter screen sleeve (4), the cleaning plate (14) is slidably connected with the cleaning plate (14) in the water inlet cavity (2), the cleaning plate (14) is arranged in an arc shape, a cleaning brush is fixedly connected to the inner arc edge of the cleaning plate (14), the side wall of the cleaning plate (14) is attached to and slides with the second stop block (13), the cleaning brush is attached to and slides with the outer wall of the filter screen sleeve (4), a screw shaft (15) is rotatably connected in the heat exchanger body (1), the screw shaft (15) is arranged in a direction parallel to the rotating shaft, a screw nut (16) is rotatably connected to the screw shaft (15), and the screw nut (16) is fixedly connected to, and a second driving motor (17) for rotating the screw shaft (15) is fixedly connected in the heat exchanger body (1).
2. A plate heat exchanger according to claim 1, wherein: fixedly connected with guide block (18) on clean board (14) and the gliding lateral wall of dog two (13) laminating, seted up on the lateral wall of dog two (13) with guide block (18) cooperation gliding guide way (19), the length direction setting of filter screen sleeve (4) is followed in guide way (19).
3. A plate heat exchanger according to claim 2, wherein: and a first steel ball (20) is embedded in the side wall of the guide block (18), and the first steel ball (20) is attached to and slides along the side wall of the guide groove (19).
4. A plate heat exchanger according to claim 1, wherein: and a plurality of steel balls II (12) are embedded in the side wall, attached to the filter screen sleeve (4), of the first stop block (11), and the steel balls II (12) are attached to the filter screen sleeve (4) to slide.
5. A plate heat exchanger according to claim 1, wherein: detachably connected with erection column (5) on the lateral wall of intake antrum (2), fixedly connected with layer board (6) on erection column (5), layer board (6) slide with the lateral wall laminating of filter screen sleeve (4).
6. A plate heat exchanger according to claim 5, wherein: the upper surface of the supporting plate (6) is embedded with a plurality of steel balls III (7), and the steel balls III (7) are attached to the outer wall of the filter screen sleeve (4) to slide.
7. A plate heat exchanger according to claim 1, wherein: cleaning plate (14) are towards fixedly connected with push pedal (21) on the lateral wall of intake antrum (2) accent, push pedal (21) slope sets up, push pedal (21) are the form setting of opening, push pedal (21) slide with the lateral wall laminating of filter screen sleeve (4).
8. A plate heat exchanger according to claim 1, wherein: fixedly connected with brush (10) on the convex surface of arc piece (9), brush (10) contradicts with the inner wall laminating of filter screen sleeve (4).
CN201910412198.7A 2019-05-17 2019-05-17 Plate heat exchanger Active CN110274509B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910412198.7A CN110274509B (en) 2019-05-17 2019-05-17 Plate heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910412198.7A CN110274509B (en) 2019-05-17 2019-05-17 Plate heat exchanger

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Publication Number Publication Date
CN110274509A CN110274509A (en) 2019-09-24
CN110274509B true CN110274509B (en) 2020-07-24

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009018901A1 (en) * 2009-04-28 2010-11-04 Deutz Ag Restraint
CN201444003U (en) * 2009-06-22 2010-04-28 大连优力特换热设备制造有限公司 Easily-cleaned detachable plate type heat exchanger
CN203518731U (en) * 2013-08-19 2014-04-02 上海熊猫机械(集团)有限公司 Automatic-filtering pollution discharge plate heat exchanger
CN205748092U (en) * 2016-07-02 2016-11-30 宁波镇洋化工发展有限公司 Plate type heat exchanger
CN208333191U (en) * 2018-04-20 2019-01-04 徐博 A kind of plate heat exchanger

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