CN117516260A - Plate cleaning device for plate heat exchanger - Google Patents
Plate cleaning device for plate heat exchanger Download PDFInfo
- Publication number
- CN117516260A CN117516260A CN202410016986.5A CN202410016986A CN117516260A CN 117516260 A CN117516260 A CN 117516260A CN 202410016986 A CN202410016986 A CN 202410016986A CN 117516260 A CN117516260 A CN 117516260A
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- Prior art keywords
- plate
- cleaning
- shaped
- rectangular
- heat exchanger
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- 238000004140 cleaning Methods 0.000 title claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000000034 method Methods 0.000 claims abstract description 21
- 230000008569 process Effects 0.000 claims abstract description 20
- 230000007306 turnover Effects 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims abstract description 11
- 229910003460 diamond Inorganic materials 0.000 claims description 9
- 239000010432 diamond Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 abstract description 8
- 230000001788 irregular Effects 0.000 abstract description 7
- 230000003068 static effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 239000010410 layer Substances 0.000 description 10
- 239000010865 sewage Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
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- 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
- F28G13/00—Appliances or processes not covered by groups F28G1/00 - F28G11/00; Combinations of appliances or processes covered by groups F28G1/00 - F28G11/00
-
- 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
- F28G15/00—Details
-
- 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
- F28G15/00—Details
- F28G15/02—Supports for cleaning appliances, e.g. frames
-
- 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
- F28G15/00—Details
- F28G15/04—Feeding and driving arrangements, e.g. power operation
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of cleaning of heat exchanger plates, in particular to a plate cleaning device of a plate heat exchanger, which comprises an intermittent conveying mechanism, wherein two left and right positioning mechanisms are fixedly arranged on the front side and the rear side of the intermittent conveying mechanism, a cleaning mechanism for cleaning the plates is arranged between the front and the rear opposite positioning mechanisms, and a turn-over mechanism for turning over the plates is arranged between the two cleaning mechanisms; according to the invention, the automatic turn-over of the plate is completed through the turn-over mechanism, so that the double-sided cleaning of the plate is more automatic, the plate is cleaned in a mode of combining high-pressure water flushing and sponge wiping, the cleaning effect is better, in addition, the high-pressure spray head moves along the corrugated track when the inclined corrugated part is cleaned, and the cleaning effect is ensured in a mode of combining rotary dynamic flushing and fixed static flushing when the irregular corrugated part is cleaned, so that excessive manual participation is not needed in the whole cleaning process, the degree of automation is high, and the cleaning efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of heat exchanger plate cleaning, in particular to a plate type heat exchanger plate cleaning device.
Background
The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal plates with certain corrugated shapes, wherein thin rectangular channels are formed between the plates, and heat exchange is carried out through the plates. The plate heat exchanger is ideal equipment for liquid-liquid and liquid-vapor heat exchange, and 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 same pressure loss, the heat transfer coefficient is 3-5 times higher than that of the tubular heat exchanger, the occupied area is one third of that of the tubular heat exchanger, and the heat recovery rate can be up to more than 90%.
After the plate heat exchanger works for a long time, dirt exists on the surface of the plate, the plate needs to be detached in sequence and then cleaned, and at present, the main cleaning mode is that a manual high-pressure water gun is used for moving the water gun along a corrugated track, so that the dirt is washed away by high-pressure water, but the cleaning process is slow due to the large area of the plate, and the efficiency is low; secondly, the plate is heavy and difficult to turn over, so that multiple people are needed to assist in turning over after one side is cleaned, and the plate is prevented from being scratched in the turning over process, so that the cleaning efficiency is reduced again.
Disclosure of Invention
The invention provides a plate type heat exchanger plate cleaning device, which aims to solve the problems of low efficiency and difficult turnover caused by incapability of automatically cleaning plates in the related art.
The invention provides a plate cleaning device of a plate heat exchanger, which comprises an intermittent conveying mechanism, wherein two left and right distributed positioning mechanisms are fixedly arranged on the front side and the rear side of the intermittent conveying mechanism, a cleaning mechanism for cleaning the plate is arranged between the two front and rear opposite positioning mechanisms, and a turnover mechanism for turnover of the plate is arranged between the two cleaning mechanisms.
The intermittent conveying mechanism comprises H-shaped brackets which are distributed in a front-back symmetrical mode, two left-right distributed rotating rollers are rotatably arranged between the two H-shaped brackets, the two rotating rollers are connected through a conveying belt in a transmission mode, water leakage holes are evenly formed in the outer side wall of the conveying belt, a plurality of groups of inverted T-shaped seats which are distributed at equal intervals along the running track of the conveying belt are arranged on the outer wall of the conveying belt, and each group of inverted T-shaped seats comprises two inverted T-shaped seats which are distributed in a front-back mode.
The cleaning mechanism is fixed on the positioning mechanism through the extension table, the cleaning mechanism comprises a vertical plate fixed at the top of the extension table, a rectangular through hole is formed in the upper half part of the vertical plate, a rectangular plate is slidably arranged between the front vertical plate and the rear vertical plate, electric sliding blocks which slide along the rectangular through hole are arranged at the front end and the rear end of the rectangular plate, two strip-shaped avoidance grooves which are distributed left and right are formed in the top of the rectangular plate, a driving assembly is further arranged at the top of the rectangular plate, a rotating assembly is slidably arranged in the strip-shaped avoidance grooves, and the two rotating assemblies are driven by the driving assembly to move in opposite directions; the bottom of rotating the subassembly slides and is provided with two cleaning assemblies that distribute about, and installs between two cleaning assemblies and clean the subassembly, rotating the subassembly and can driving cleaning assembly and rotate, remove and rotate in proper order at the removal in-process.
The cleaning assembly comprises a moving block arranged at the bottom of the rotating assembly in a sliding manner and a high-pressure spray head arranged at the bottom of the moving block, wherein the two moving blocks are fixedly connected through a connecting plate, the moving block is of a cavity structure, a plurality of high-pressure spray heads are uniformly distributed at the bottom of the moving block, and the high-pressure spray heads are communicated with the moving block.
The wiping component comprises a rectangular upright post fixed at the bottom of the connecting plate and a return plate sleeved outside the rectangular upright post in a sliding manner, the bottom of the rectangular upright post is connected with a sponge wiper, two symmetrical squeeze rollers are arranged below the return plate, two ends of each squeeze roller are connected with the bottom of the return plate through lugs, and the top of the return plate is fixedly connected with the bottom of the connecting plate through an electric push rod.
In a possible implementation manner, the turnover mechanism comprises a lower support vertically fixed on the lower surfaces of the horizontal parts of the two H-shaped brackets and a linkage shaft rotationally connected between the two lower supports, the turnover mechanism further comprises an upper support vertically fixed on the upper surfaces of the horizontal parts of the two H-shaped brackets and a short shaft rotationally arranged on the upper support, the height of the upper support is larger than that of the lower support, the two short shafts distributed front and back are in transmission connection with the lower support through a first belt, the opposite ends of the two short shafts are fixedly provided with rotating discs, gaps exist between the rotating discs and the side walls of the conveying belt, a plurality of circumferentially distributed rectangular grooves are formed in the circumferential surface of the rotating discs, and clamping groups are arranged in the rectangular grooves.
In a possible implementation manner, taking the left clamping group as an example, the clamping group comprises a first spring, a U-shaped push plate, clamping plates, a second spring and a rubber protection layer, the U-shaped push plate is fixedly connected with the right side wall of the rectangular groove through the first spring, the opening of the U-shaped push plate is consistent with the opening direction of the rectangular groove, two opposite side walls of the U-shaped push plate are integrally formed with wedge blocks, two clamping plates are vertically symmetrically arranged, two clamping plates are respectively connected with the upper side wall and the lower side wall of the rectangular groove through the second spring, the opposite sides of the two clamping plates are respectively provided with the rubber protection layer, the inside of the rubber protection layer is of a porous structure, a notch is formed in the position of the clamping plate corresponding to the wedge block, and balls matched with the wedge blocks are embedded in the end parts of the side walls of the notch.
In one possible implementation mode, the positioning mechanism comprises a supporting plate and fixing plates fixed on the front side wall and the rear side wall of the supporting plate, the supporting plate is arranged at the top of the horizontal part of the H-shaped support, the front side wall and the rear side wall of the H-shaped support are respectively attached to the front side wall and the rear side wall of the H-shaped support, the fixing plates are fixedly connected with spring rods through bolts, transverse inserting plates are mounted at the tops of the spring rods, one side of each transverse inserting plate, which is close to a conveying belt, is connected with an inverted L-shaped plate, arc-shaped protrusions are integrally formed at the bottom of the horizontal section of each inverted L-shaped plate, one end, which is far away from the conveying belt, of each transverse inserting plate is inserted with a mounting rod, two positioning round tables which are distributed left and right are fixedly mounted on the top ends of the mounting rod, and a plurality of stirring cylinders which are evenly distributed along the running track of the front side and the rear side of the conveying belt are matched with the arc-shaped protrusions.
In one possible implementation manner, the driving assembly comprises a rotating shaft rotatably installed at the front end and the rear end of the top of the rectangular plate and a second belt for driving the two rotating shafts, and the left part and the right part of the second belt respectively correspond to the two strip-shaped avoidance grooves.
In one possible implementation mode, the rotating assembly comprises a moving plate fixed at the bottom of the second belt, the moving plate is in sliding lap joint with the upper surface of a rectangular plate, the bottom of the moving plate is horizontally and elastically connected with a folding plate in a sliding mode, a gear is rotatably arranged at the bottom of the folding plate, two racks which are distributed front and back are respectively arranged at the left side and the right side of the bottom of the rectangular plate, when the rotating shaft drives the gear to move through the moving plate, the gear can be meshed with the racks to rotate, a mounting frame is fixedly arranged at the bottom of the gear, and the cleaning assembly is in sliding connection with an inverted T-shaped sliding rod at the bottom wall of the mounting frame.
In one possible implementation mode, the bottom of the connecting plate is also fixedly connected with an L-shaped roller frame, a third spring is connected between the L-shaped roller frame and the mounting frame, and the tail end of the L-shaped roller frame is also rotatably provided with a roller matched with the guide assembly.
In one possible implementation mode, the guide assembly comprises a cylinder, round bars and a guide plate, wherein the bottom of the rectangular plate is located between two strip-shaped avoidance grooves, the guide grooves are parallel to the strip-shaped avoidance grooves, the round bars distributed around are arranged in the guide grooves in a sliding mode, the bottom of each round bar is connected with the guide plate jointly, the guide plate is formed by integrally forming two diamond plates, the centers of the two diamond plates are fixedly connected with the bottoms of the two round bars respectively, triangular end plates are formed at the mutually-far ends of the two diamond plates in a uniform mode, the rollers are in rolling contact with the side walls of the guide plate, and the cylinder is fixedly connected with one of the round bars.
The above technical solutions in the embodiments of the present invention have at least one of the following technical effects: according to the invention, the automatic turn-over of the plate is completed through the turn-over mechanism, so that the double-sided cleaning of the plate is more automatic, the plate is positioned by the positioning mechanism, the plate is prevented from being deflected by high-pressure water impact in the cleaning process, the plate is cleaned in a mode of matching high-pressure water flushing and sponge wiping, the cleaning effect is better, in addition, the high-pressure spray head moves along the corrugated track when the inclined corrugated part is cleaned, and the mode of combining rotary dynamic flushing and fixed static flushing when the irregular corrugated part is cleaned is adopted, so that the cleaning effect is ensured, excessive manual participation is not needed in the whole cleaning process, the degree of automation is high, and the cleaning efficiency is greatly improved.
Drawings
Fig. 1 is a schematic perspective view of a first view angle of a plate heat exchanger plate cleaning device according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second view angle of a plate cleaning device for a plate heat exchanger according to an embodiment of the present invention.
Fig. 3 is a schematic plan view of a rotating disc and a clamping set according to an embodiment of the present invention.
Fig. 4 is an enlarged schematic view of the area a in fig. 3.
Fig. 5 is a schematic perspective view of a positioning mechanism according to an embodiment of the present invention.
Fig. 6 is a schematic perspective view of a first view of a cleaning mechanism according to an embodiment of the present invention.
Fig. 7 is a schematic perspective view of a second view of a cleaning mechanism according to an embodiment of the present invention.
Fig. 8 is a schematic perspective view of a first perspective view of a cleaning assembly and a wiping assembly according to an embodiment of the present invention.
Fig. 9 is a schematic perspective view of a second perspective view of a cleaning assembly and a wiping assembly according to an embodiment of the present invention.
In the figure: 1. an intermittent conveying mechanism; 11. an H-shaped bracket; 12. a rotating roller; 13. a conveyor belt; 14. a water leakage hole; 15. an inverted T-shaped seat; 16. stirring the cylinder; 2. a turn-over mechanism; 21. a lower support; 22. an upper support; 23. a linkage shaft; 24. a short shaft; 25. a first belt; 26. rotating the disc; 261. rectangular grooves; 27. a clamping group; 271. a first spring; 272. a U-shaped push plate; 273. a clamping plate; 274. a second spring; 275. a rubber protective layer; 3. a positioning mechanism; 31. a support plate; 32. a fixing plate; 33. a spring rod; 34. a transverse plugboard; 35. a mounting rod; 36. positioning a round table; 37. an inverted L-shaped plate; 38. arc-shaped bulges; 4. a cleaning mechanism; 41. a vertical plate; 411. rectangular through holes; 42. a rectangular plate; 421. an electric slide block; 422. a strip-shaped clearance groove; 423. a guide groove; 43. a drive assembly; 431. a rotating shaft; 432. a second belt; 44. a rotating assembly; 441. a moving plate; 442. a folding plate; 443. a gear; 444. a rack; 445. a mounting frame; 45. a guide assembly; 451. a cylinder; 452. a round bar; 453. a guide plate; 46. cleaning the assembly; 461. a moving block; 462. a high pressure nozzle; 47. a wiping assembly; 471. rectangular upright posts; 472. a return plate; 473. an ear seat; 474. a squeeze roll; 475. a sponge wiper; 476. an electric push rod; 477. l-shaped roller frames; 478. a roller; 479. and a third spring.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described below and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
Referring to fig. 1, a plate cleaning device for a plate heat exchanger comprises an intermittent conveying mechanism 1, wherein two left and right distributed positioning mechanisms 3 are fixedly arranged on the front side and the rear side of the intermittent conveying mechanism 1, a cleaning mechanism 4 for cleaning the plate is arranged between the two front and rear opposite positioning mechanisms 3, and a turn-over mechanism 2 for turning over the plate is further arranged between the two cleaning mechanisms 4.
The intermittent conveying mechanism 1 comprises H-shaped brackets 11 which are distributed in a front-back symmetrical mode, two left-right distributed rotating rollers 12 are rotatably arranged between the two H-shaped brackets 11, the two rotating rollers 12 are in transmission connection through a conveying belt 13, water leakage holes 14 are uniformly formed in the outer side wall of the conveying belt 13, a plurality of groups of inverted T-shaped seats 15 which are distributed at equal intervals along the running track of the conveying belt 13 are arranged on the outer wall of the conveying belt 13, each group of inverted T-shaped seats 15 comprises two inverted T-shaped seats 15 which are distributed in a front-back mode, each inverted T-shaped seat 15 comprises a horizontal plate connected with the outer wall of the conveying belt 13 and a vertical plate which is elastically and slidably connected to the horizontal plate, and when external force is applied, the vertical plate can reciprocate along the horizontal direction; the plates are placed on the horizontal plates of two adjacent groups of inverted T-shaped seats 15, so that a certain distance is kept between the plates and the conveying belt 13, the plates are prevented from being scratched in the moving process, sewage is conveniently discharged during cleaning, and the rotating roller 12 intermittently rotates to drive the conveying belt 13 to intermittently move.
Referring to fig. 2 and 3, the turning mechanism 2 includes a lower support 21 vertically fixed on the lower surfaces of the horizontal portions of the two H-shaped brackets 11, a linkage shaft 23 rotatably connected between the two lower supports 21, and a plurality of circumferentially distributed rectangular grooves 261 are formed on the circumferential surface of the rotation disc 26, the height of the upper support 22 is greater than that of the lower support 21, the two front and rear distributed short shafts 24 are in transmission connection with the lower support 21 through a first belt 25, a gap exists between the rotation disc 26 and the side wall of the conveying belt 13, and a plurality of circumferentially distributed rectangular grooves 261 are formed on the circumferential surface of the rotation disc 26, and clamping groups 27 are arranged in the rectangular grooves 261.
Referring to fig. 4, taking the left clamping set 27 as an example, the clamping set 27 includes a first spring 271, a U-shaped push plate 272, clamping plates 273, a second spring 274 and a rubber protection layer 275, the U-shaped push plate 272 is fixedly connected with the right side wall of the rectangular groove 261 through the first spring 271, the opening of the U-shaped push plate 272 is consistent with the opening direction of the rectangular groove 261, two opposite side walls of the U-shaped push plate 272 are integrally formed with wedge blocks, the two clamping plates 273 are vertically symmetrically arranged, the two clamping plates 273 are respectively connected with the upper side wall and the lower side wall of the rectangular groove 261 through the second spring 274, the opposite sides of the two clamping plates 273 are respectively provided with a rubber protection layer 275, the inside of the rubber protection layer 275 is of a porous structure, the clamping plates 273 deform after being pressed conveniently, the positions of the clamping plates 273 corresponding to the wedge blocks are provided with notches, and the end parts of the side walls of the notches are embedded with balls matched with the wedge blocks.
When the sheet moves rightwards under the drive of the inverted T-shaped seat 15, the sheet gradually enters the rectangular grooves 261 on the left sides of the front rotating disc 26 and the rear rotating disc 26, the sheet pushes the U-shaped push plate 272 to move transversely, the first spring 271 is stressed and contracted, the inclined surfaces of the wedge blocks push the balls, so that the two clamping plates 273 are close to each other, the second spring 274 is gradually stretched, the rubber protection layer 275 is firstly contacted with the sheet in the process of extruding the U-shaped push plate 272 by the sheet, when the clamping plates 273 continue to move, the rubber protection layer 275 is gradually flattened under pressure, the sheet is gradually clamped, the two short shafts 24 are driven by the linkage shaft 23 to rotate clockwise intermittently, the sheet is clamped to change surfaces, the current rectangular groove 261 rotates to a position with an opening facing right, and the first spring 271 gives a certain rebound force to the U-shaped push plate 272, and the auxiliary sheet is pushed out of the rectangular groove 261.
Referring to fig. 1, 2 and 5, the positioning mechanism 3 includes a supporting plate 31 and a fixing plate 32 fixed on the front and rear side walls of the supporting plate 31, the supporting plate 31 is disposed at the top of the horizontal portion of the H-shaped bracket 11, the front and rear fixing plates 32 are respectively attached to the front and rear side walls of the H-shaped bracket 11, the fixing plate 32 is fixedly connected with the H-shaped bracket 11 through bolts, a spring rod 33 is fixedly connected to the top of the supporting plate 31, a transverse insertion plate 34 is mounted on the top of the spring rod 33, an inverted L-shaped plate 37 is connected to one side of the transverse insertion plate 34 close to the conveyor belt 13, an arc-shaped protrusion 38 is integrally formed at the bottom of the horizontal section of the inverted L-shaped plate 37, a mounting rod 35 is inserted into one end of the transverse insertion plate 34 away from the conveyor belt 13, and two positioning round tables 36 distributed left and right are fixedly mounted on the top of the mounting rod 35.
The stirring cylinders 16 uniformly distributed along the moving track of the conveyer belt 13 are fixedly arranged on the front side and the rear side of the conveyer belt 13, the conveyer belt 13 drives the stirring cylinders 16 to synchronously move in the moving process, when the stirring cylinders 16 pass through the bottoms of the arc-shaped bulges 38, the arc-shaped bulges 38 are jacked to upwards move, so that two positioning round tables 36 are jacked to synchronously upwards move and are inserted into corner holes on the plates to realize the positioning of the plates, the positioned plates are stationary and wait to be cleaned, and the stirring cylinders 16 are positioned between two adjacent groups of inverted T-shaped seats 15, so that the positioning round tables 36 can be aligned with the corner holes on the plates when being jacked, the plates are still in the moving stage in the positioning process, the conveyer belt 13 is in contact with the inner walls of the corner holes when the positioning round tables 36 are at the highest position, and the vertical plates and the horizontal plates on the inverted T-shaped seats 15 positioned at the left side at the moment slide relatively, so that hard extrusion of the vertical plates when the positions of the plates are finely adjusted in the positioning process is avoided.
Referring to fig. 2 and 6, the cleaning mechanism 4 is fixed on the support plate 31 by an extension table, the cleaning mechanism 4 includes a vertical plate 41 fixed on the top of the extension table, a rectangular through hole 411 is formed in the upper half of the vertical plate 41, a rectangular plate 42 is slidably disposed between the front and rear two opposite vertical plates 41, electric sliders 421 sliding along the rectangular through hole 411 are disposed at the front and rear ends of the rectangular plate 42, two left and right distributed strip-shaped avoidance grooves 422 are formed in the top of the rectangular plate 42, a driving assembly 43 is further disposed at the top of the rectangular plate 42, the driving assembly 43 includes a rotating shaft 431 rotatably mounted at the front and rear ends of the top of the rectangular plate 42 and a second belt 432 for driving the two rotating shafts 431, the left and right parts of the second belt 432 are respectively corresponding to the two strip-shaped avoidance grooves 422, a rotating assembly 44 is slidably disposed in the second belt 432, the rotating assembly 44 is fixedly connected with the second belt 432, the rotating shafts 431 reciprocally rotates to drive the rotating assembly 44 to reciprocally move in the first strip-shaped avoidance grooves 422, and the two strip-shaped avoidance grooves 44 are not located at the same ends when the second belt 432 reciprocally move.
Referring to fig. 7, 8 and 9, the rotating assembly 44 includes a moving plate 441 fixed at the bottom of the second belt 432, the moving plate 441 is slidably overlapped on the upper surface of the rectangular plate 42, it should be noted that the two moving plates 441 are respectively connected with two portions of the driving assembly 43 with opposite running directions, the bottom of the moving plate 441 is horizontally and elastically slidably connected with a folding plate 442, a gear 443 is rotatably mounted at the bottom of the folding plate 442, two racks 444 distributed in front and back are mounted at the left and right sides of the bottom of the rectangular plate 42, and when the rotating shaft 431 drives the gear 443 to move through the moving plate 441, the gear 443 is meshed with the racks 444 to rotate, and a mounting frame 445 is fixedly mounted at the bottom of the gear 443; two cleaning components 46 distributed left and right are slidably arranged in the mounting frame 445, and a wiping component 47 is arranged between the two cleaning components 46; when the moving plate 441 moves to the end of the strip-shaped clearance groove 422, the folded plate 442 cannot move continuously due to the blocking of the strip-shaped clearance groove 422 in the continuous moving process of the moving plate 441, and the cleaning assembly 46 performs static flushing on the irregular corrugation parts at the two ends of the plate in the static stage of the folded plate 442, so that the cleaning time of the irregular corrugation is prolonged.
The bottom wall fixedly connected with of installing frame 445 falls T shape slide bar, wash subassembly 46 include with falling T shape slide bar sliding fit's movable block 461 and install the high-pressure shower nozzle 462 in the movable block 461 bottom, through connecting plate fixed connection between two movable blocks 461, movable block 461 is the cavity structure, and high-pressure shower nozzle 462 evenly distributed has a plurality ofly in the bottom of movable block 461, and high-pressure shower nozzle 462 is linked together with movable block 461, movable block 461 is connected (not shown in the drawing) through the pipeline with outside water supply system for pump high-pressure water to high-pressure shower nozzle 462, wiping subassembly 47 is installed in the bottom of connecting plate.
The wiping component 47 comprises a rectangular upright post 471 fixed at the bottom of the connecting plate and a return plate 472 sleeved outside the rectangular upright post 471 in a sliding manner, the bottom of the rectangular upright post 471 is connected with a sponge wiper 475, two symmetrical squeeze rollers 474 are arranged below the return plate 472, two ends of each squeeze roller 474 are connected with the bottom of the return plate 472 through an ear seat 473, the top of the return plate 472 is fixedly connected with the bottom of the connecting plate through an electric push rod 476, the return plate 472 can be driven to move downwards through the extension of the electric push rod 476, so that the two squeeze rollers 474 are driven to move downwards synchronously, the squeeze rollers 474 squeeze the sponge wiper 475 in a descending process to enable the sponge wiper 475 to be folded, sewage is squeezed out after the sponge wiper 475 is squeezed, a three-number spring 479 is connected between the bottom of the connecting plate and the mounting frame 445, and the tail end of the L-shaped roller 477 is rotatably provided with a roller 478 matched with the guide component 45.
Referring to fig. 7, the guide assembly 45 includes a cylinder 451, a circular rod 452 and a guide plate 453, a guide groove 423 is formed between the two strip-shaped avoidance grooves 422 at the bottom of the rectangular plate 42, the guide groove 423 is parallel to the strip-shaped avoidance grooves 422, two circular rods 452 are slidably disposed in the guide groove 423, the bottom of the two circular rods 452 is commonly connected with the guide plate 453, the guide plate 453 is integrally formed by two diamond plates, the centers of the two diamond plates are respectively and fixedly connected with the bottom of the two circular rods 452, triangular end plates are uniformly formed at the far ends of the two diamond plates, the roller 478 is in rolling contact with the side wall of the guide plate 453, and the cylinder 451 is fixedly connected with one of the circular rods 452; in the process that the second belt 432 drives the rotating assembly 44 to move, the gear 443 is meshed with the rack 444 to rotate, after the gear 443 and the rack 444 are separated, the roller 478 at the end part of the L-shaped roller frame 477 continues to move under the drive of the rotating assembly 44, the roller 478 starts to push the L-shaped roller frame 477 to move after contacting the inclined plane of the triangular end plate, at the moment, the third spring 479 is gradually compressed, the L-shaped roller frame 477 drives the two cleaning assemblies 46 to slide along the inverted T-shaped sliding rod through the connecting plate, meanwhile, the second belt 432 continues to drive the rotating assembly 44 to move, so that the high-pressure spray nozzle 462 moves along the corrugation on the plate, dirt on the plate is washed, the sponge wiper 475 wipes the washed sewage, and then the other cleaning assembly 46 washes the plate secondarily; in addition, the front and rear positions of the guide plate 453 are changed through the extension and retraction of the air cylinder 451, so that when the second belt 432 drives the rotating assembly 44 to return, the initial contact time between the roller 478 and the guide plate 453 can be changed, and then the moving path of the high-pressure spray nozzle 462 is changed, so that the position, which is not cleaned, on the plate sheet when the rotating assembly 44 goes forward can be cleaned for the second time.
The working process comprises the following steps: firstly, the plate pieces are put on the horizontal plates of two adjacent groups of inverted T-shaped seats 15, the rotating roller 12 drives the conveying belt 13 to intermittently move, the conveying belt 13 drives the stirring cylinder 16 to synchronously move in the moving process, when the stirring cylinder 16 passes through the bottom of the arc-shaped bulge 38, the arc-shaped bulge 38 is pushed to move upwards, the two positioning round tables 36 synchronously move upwards, when the positioning round tables 36 are at the highest position, the two positioning round tables are contacted with the inner wall of the angle hole, the conveying belt 13 stops running, the electric sliding block 421 moves downwards, the rectangular plate 42 is driven to descend by a certain height until the sponge wiper 475 is contacted with the upper surface of the plate pieces, then the rotating shaft 431 carries out reciprocating rotation, so that the rotating assembly 44 is driven to reciprocate in the strip-shaped position avoiding groove 422 through the second belt 432, and the gear 443 is meshed with the rack 444 to rotate in the moving process of the second belt 432, so that the cleaning assembly 46 and the wiping assembly 47 are driven to rotate, and irregular corrugation positions at two ends of the plate pieces are washed dynamically.
After the gear 443 is separated from the rack 444, the roller 478 at the end of the L-shaped roller frame 477 continues to move under the driving of the rotating component 44, when the roller 478 contacts the inclined surface of the triangular end plate, the L-shaped roller frame 477 is pushed to move, the third spring 479 is gradually compressed, the L-shaped roller frame 477 drives the two cleaning components 46 to slide along the inverted T-shaped sliding rod through the connecting plate, meanwhile, the second belt 432 continues to drive the rotating component 44 to move, so that the high-pressure spray nozzle 462 moves along the corrugation on the plate, dirt on the plate is washed, the sponge wiper 475 wipes the washed sewage, and the other cleaning component 46 washes the plate for the second time.
When the moving plate 441 moves to the end of the strip-shaped clearance groove 422, the folded plate 442 cannot move continuously due to the blocking of the strip-shaped clearance groove 422 in the continuous moving process of the moving plate 441, and the cleaning assembly 46 performs static flushing on irregular waves at two ends of the plate in the static stage of the folded plate 442, so that the cleaning time of the irregular waves is prolonged; when the rotating assembly 44 returns, the air cylinder 451 is started to extend and retract to change the front and rear positions of the guide plate 453, so that when the second belt 432 drives the rotating assembly 44 to return, the initial contact time between the roller 478 and the guide plate 453 can be changed, and the moving path of the high-pressure spray nozzle 462 can be changed, and the position, which is not cleaned, on the plate when the rotating assembly 44 goes forward can be cleaned for the second time.
When the sheet moves rightwards under the drive of the inverted T-shaped seat 15, the sheet gradually enters the rectangular grooves 261 on the front rotating disc 26 and the rear rotating disc 26, the sheet pushes the U-shaped push plate 272 to move transversely, the first spring 271 is stressed and contracted, the inclined surfaces of the wedge-shaped blocks push the balls, so that the two clamping plates 273 are close to each other, the second spring 274 is gradually stretched, the rubber protection layer 275 is firstly contacted with the sheet in the process of extruding the U-shaped push plate 272 by the sheet, when the clamping plates 273 continue to move, the rubber protection layer 275 is gradually flattened under pressure, so that the sheet is gradually clamped, the two short shafts 24 are driven by the linkage shaft 23 to rotate clockwise intermittently, the sheet is clamped to change the surface, the current rectangular groove 261 rotates to the position with the opening facing rightwards, the first spring 271 gives a certain rebound force to the U-shaped push plate 272, the auxiliary sheet is pushed out of the rectangular groove 261, the sheet is changed to realize the second positioning and reverse cleaning of the sheet when the sheet moves later, and the reverse cleaning process is the same as required, in order to avoid the blocking when the sheet is turned over, the electric sliding block 421 needs to move upwards to drive the sheet to be cleaned from the right side, and the sheet is required to be taken out from the conveying belt 13.
In embodiments of the invention, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, or slidably connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle according to the present invention should be covered in the protection scope of the present invention.
Claims (8)
1. Plate heat exchanger slab belt cleaning device, its characterized in that: the device comprises an intermittent conveying mechanism (1), wherein two positioning mechanisms (3) which are distributed left and right are fixedly arranged on the front side and the rear side of the intermittent conveying mechanism (1), a cleaning mechanism (4) for cleaning a plate is arranged between the two positioning mechanisms (3) which are opposite to each other in front and rear, and a turnover mechanism (2) for turnover of the plate is further arranged between the two cleaning mechanisms (4);
the intermittent conveying mechanism (1) comprises H-shaped brackets (11) which are symmetrically distributed front and back, two left and right distributed rotating rollers (12) are rotatably arranged between the two H-shaped brackets (11), the two rotating rollers (12) are in transmission connection through a conveying belt (13), water leakage holes (14) are uniformly formed in the outer side wall of the conveying belt (13), a plurality of groups of inverted T-shaped seats (15) which are distributed at equal intervals along the running track of the conveying belt (13) are arranged on the outer wall of the conveying belt (13), and each group of inverted T-shaped seats (15) comprises two inverted T-shaped seats (15) which are distributed front and back;
the cleaning mechanism (4) is fixed on the positioning mechanism (3) through an extension table, the cleaning mechanism (4) comprises a vertical plate (41) fixed at the top of the extension table, a rectangular through hole (411) is formed in the upper half part of the vertical plate (41), a rectangular plate (42) is slidably arranged between the front vertical plate and the rear vertical plate (41), electric sliding blocks (421) which slide along the rectangular through hole (411) are arranged at the front end and the rear end of the rectangular plate (42), two strip-shaped avoidance grooves (422) which are distributed left and right are formed in the top of the rectangular plate (42), a driving component (43) is further arranged at the top of the rectangular plate (42), and a rotating component (44) is slidably arranged in the strip-shaped avoidance grooves (422); the bottom of the rotating assembly (44) is provided with two cleaning assemblies (46) which are distributed left and right in a sliding manner, a wiping assembly (47) is arranged between the two cleaning assemblies (46), and the rotating assembly (44) can drive the cleaning assemblies (46) and the wiping assembly (47) to rotate, move and rotate sequentially in the moving process;
the cleaning assembly (46) comprises a moving block (461) arranged at the bottom of the rotating assembly (44) in a sliding manner and a high-pressure spray head (462) arranged at the bottom of the moving block (461), the two moving blocks (461) are fixedly connected through a connecting plate, the moving block (461) is of a cavity structure, and the high-pressure spray head (462) is communicated with the moving block (461);
the wiping component (47) comprises a rectangular upright post (471) fixed at the bottom of the connecting plate and a return plate (472) sleeved outside the rectangular upright post (471), the bottom of the rectangular upright post (471) is connected with a sponge wiper (475), two symmetrical squeeze rollers (474) are arranged below the return plate (472), two ends of each squeeze roller (474) are connected with the bottom of the return plate (472) through an ear seat (473), and the top of the return plate (472) is fixedly connected with the bottom of the connecting plate through an electric push rod (476).
2. A plate heat exchanger plate cleaning device according to claim 1, wherein: the turnover mechanism (2) comprises a lower support (21) vertically fixed on the lower surfaces of the horizontal parts of the two H-shaped supports (11) and a linkage shaft (23) rotationally connected between the two lower supports (21), the turnover mechanism (2) further comprises an upper support (22) vertically fixed on the upper surfaces of the horizontal parts of the two H-shaped supports (11) and a short shaft (24) rotationally arranged on the upper support (22), the height of the upper support (22) is larger than that of the lower support (21), the two short shafts (24) distributed front and back are all in transmission connection with the lower support (21) through a first belt (25), rotating discs (26) are fixedly arranged at opposite ends of the two short shafts (24), gaps exist between the rotating discs (26) and the side walls of the conveying belt (13), a plurality of circumferentially distributed rectangular grooves (261) are formed in the circumferential surfaces of the rotating discs (26), and clamping groups (27) are arranged in the rectangular grooves (261).
3. A plate heat exchanger plate cleaning device according to claim 2, wherein: taking left clamping group (27) as an example, clamping group (27) include spring (271), U-shaped push pedal (272), grip block (273), no. two spring (274) and rubber protection layer (275), U-shaped push pedal (272) are through the right side wall fixed connection of spring (271) and rectangle recess (261), and the opening of U-shaped push pedal (272) is unanimous with the opening direction of rectangle recess (261), and the equal integrated into one piece of opposite both sides wall of U-shaped push pedal (272) has the wedge, grip block (273) bilateral symmetry is provided with two from top to bottom, and two grip blocks (273) link to each other with the upper and lower both sides wall of rectangle recess (261) respectively through No. two spring (274), and the opposite side of two grip blocks (273) all is provided with rubber protection layer (275), and the inside porous structure that is of rubber protection layer (275), the position that corresponds the wedge is seted up jaggedly, the lateral wall tip of breach inlays and is equipped with the ball that uses with the wedge cooperation.
4. A plate heat exchanger plate cleaning device according to claim 1, wherein: positioning mechanism (3) include backup pad (31) and fix fixed plate (32) at backup pad (31) front and back lateral wall, backup pad (31) set up at the top of H shape support (11) horizontal part, around two fixed plates (32) respectively with the laminating of the front and back lateral wall of H shape support (11), fixed plate (32) pass through bolt and H shape support (11) fixed connection, the top fixedly connected with spring bar (33) of backup pad (31), horizontal picture peg (34) are installed at the top of spring bar (33), one side that horizontal picture peg (34) is close to conveyer belt (13) is connected with down L shaped plate (37), and the horizontal segment bottom integrated into one piece of down L shaped plate (37) has arc arch (38), the one end grafting of keeping away from conveyer belt (13) has installation pole (35), and the top fixed mounting of installation pole (35) has two location round platforms (36) of controlling the distribution, the cylinder (16) that all fixed mounting had a plurality of stirring along its moving track evenly distributed around conveyer belt (13) are with arc arch (38) cooperation.
5. A plate heat exchanger plate cleaning device according to claim 1, wherein: the driving assembly (43) comprises rotating shafts (431) rotatably arranged at the front end and the rear end of the top of the rectangular plate (42) and a second belt (432) for driving the two rotating shafts (431), and the left part and the right part of the second belt (432) are respectively corresponding to the two strip-shaped avoidance grooves (422).
6. A plate heat exchanger plate cleaning device according to claim 5, wherein: the rotating assembly (44) comprises a moving plate (441) fixed at the bottom of the second belt (432), the moving plate (441) is in sliding joint with the upper surface of the rectangular plate (42), the bottom of the moving plate (441) is horizontally and elastically connected with a folding plate (442), a gear (443) is rotatably arranged at the bottom of the folding plate (442), two racks (444) distributed front and back are respectively arranged at the left side and the right side of the bottom of the rectangular plate (42), when the rotating shaft (431) drives the gear (443) to move through the moving plate (441), the gear (443) is meshed with the racks (444) to rotate, and a mounting frame (445) is fixedly arranged at the bottom of the gear (443), and the cleaning assembly (46) is in sliding connection with an inverted-T-shaped sliding rod at the bottom wall of the mounting frame (445).
7. A plate heat exchanger plate cleaning device according to claim 6, wherein: the bottom of connecting plate still fixedly connected with L shape roller frame (477), be connected with No. three spring (479) between L shape roller frame (477) and installing frame (445), the end of L shape roller frame (477) still rotates installs gyro wheel (478) that use with guide assembly (45) cooperation.
8. A plate heat exchanger plate cleaning device according to claim 7, wherein: guide subassembly (45) are including cylinder (451), round bar (452) and guide board (453), guide slot (423) have been seted up between two bar keep away position groove (422) in the bottom of rectangular plate (42), guide slot (423) are parallel with bar keep away position groove (422), sliding in guide slot (423) is provided with round bar (452) that distribute around two, and the bottom of two round bars (452) is connected with guide board (453) jointly, guide board (453) are formed by two diamond plate integrated into one piece, and the center of two diamond plates respectively with the bottom fixed connection of two round bars (452), and the end homogeneous body shaping has triangle-shaped end plate that keeps away from mutually of two diamond plates, gyro wheel (478) and the lateral wall rolling contact of guide board (453), cylinder (451) and one of them round bar (452) fixed connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410016986.5A CN117516260B (en) | 2024-01-05 | 2024-01-05 | Plate cleaning device for plate heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410016986.5A CN117516260B (en) | 2024-01-05 | 2024-01-05 | Plate cleaning device for plate heat exchanger |
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| CN117516260A true CN117516260A (en) | 2024-02-06 |
| CN117516260B CN117516260B (en) | 2024-03-12 |
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| CN202410016986.5A Active CN117516260B (en) | 2024-01-05 | 2024-01-05 | Plate cleaning device for plate heat exchanger |
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| CN112960373A (en) * | 2021-04-14 | 2021-06-15 | 汕头大学医学院第一附属医院 | Medical waste disinfection cleaning device |
| CN113695143A (en) * | 2021-10-27 | 2021-11-26 | 江苏恒源木业有限公司 | Wood floor surface waxing processing device |
| CN217275807U (en) * | 2021-12-31 | 2022-08-23 | 沈阳海斯克换热设备有限公司 | Plate cleaning device for plate heat exchanger |
| CN219624590U (en) * | 2023-04-21 | 2023-09-01 | 山东仕达环保科技有限公司 | Heat exchange plate cleaning device of plate heat exchanger |
-
2024
- 2024-01-05 CN CN202410016986.5A patent/CN117516260B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB740244A (en) * | 1953-07-19 | 1955-11-09 | Hopkins & Sons Ltd G | Improved machine for removing bottles in groups from crates |
| JP2000130703A (en) * | 1998-10-29 | 2000-05-12 | Mitsubishi Heavy Ind Ltd | Heat exchanger scale removal apparatus and flexible lance for the same |
| KR101402686B1 (en) * | 2012-12-24 | 2014-06-03 | 케이에이치이주식회사 | Plate washing machine for the heat exchanger |
| CN108160647A (en) * | 2018-02-02 | 2018-06-15 | 无锡华氏恒辉精密装备科技有限公司 | A kind of CG cleaning equipments |
| CN112960373A (en) * | 2021-04-14 | 2021-06-15 | 汕头大学医学院第一附属医院 | Medical waste disinfection cleaning device |
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| CN219624590U (en) * | 2023-04-21 | 2023-09-01 | 山东仕达环保科技有限公司 | Heat exchange plate cleaning device of plate heat exchanger |
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| CN117516260B (en) | 2024-03-12 |
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