CN216668392U

CN216668392U - Plate type heat exchanger

Info

Publication number: CN216668392U
Application number: CN202122673026.0U
Authority: CN
Inventors: 王兴菊; 王文旭
Original assignee: Zibo Fuyan Chemical Industry Group Co ltd
Current assignee: Zibo Fuyan Chemical Industry Group Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-06-03
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a plate heat exchanger in the technical field of plate heat exchangers, which comprises a plate heat exchanger, wherein a heat medium inlet is formed in the upper part of one side of the plate heat exchanger, the plate heat exchanger also comprises a right-angle plate, the right-angle plate is fixedly arranged on the upper part of one side of the plate heat exchanger, which is close to the heat medium inlet, a filtering mechanism is detachably arranged on the right-angle plate, the output end of the filtering mechanism is detachably connected with one side of an outlet piece, which is far away from the plate heat exchanger, and the plate heat exchanger is reasonable in structure.

Description

Plate type heat exchanger

Technical Field

The utility model relates to the technical field of plate heat exchangers, in particular to a plate heat exchanger.

Background

The plate heat exchanger is an efficient heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes, thin rectangular channels are formed among various plates, heat exchange is carried out through the plates, the plate heat exchanger is an ideal device for carrying out heat exchange on liquid-liquid and liquid-vapor, and the plate 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.

The existing plate heat exchanger does not have a filtering mechanism, hot liquid can bring impurities in the liquid into the plate heat exchanger together when entering the plate heat exchanger, and after the plate heat exchanger is used for a long time, the impurities are accumulated in the plate heat exchanger to cause the phenomenon of blockage.

There is therefore a need to develop a plate heat exchanger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plate heat exchanger, which aims to solve the problem that the existing plate heat exchanger in the background technology does not have a filtering mechanism, hot liquid enters the plate heat exchanger together with impurities in the liquid, and the impurities are accumulated in the plate heat exchanger after the plate heat exchanger is used for a long time to cause the phenomenon of blockage.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a plate heat exchanger, includes plate heat exchanger, one side upper portion of plate heat exchanger is provided with the heat medium import, still includes the right-angle plate, right-angle plate fixed mounting is on one side upper portion that plate heat exchanger is close to the heat medium import, right-angle plate demountable installation has filtering mechanism, filtering mechanism's output and one side that plate heat exchanger was kept away from to the export piece can be dismantled and be connected.

Preferably, filtering mechanism includes the box, lower part fixed mounting has the ARC filter screen in the box, ARC filter screen's middle part top is provided with the scraper blade and collects the subassembly, and the scraper blade collects subassembly and ARC filter screen sliding fit, fixed mounting has the installation component on the bottom of box, the bottom and the right-angle plate of installation component can be dismantled and be connected, the top demountable installation of box has the feeding subassembly, the fixed intercommunication in bottom middle part of box is provided with the outlet member, the one end that the plate heat exchanger was kept away from in the outlet member is close to plate heat exchanger and heat medium import one end is passed through four sets of second nut bolt subassemblies and is connected.

Preferably, the one end that the export spare is close to plate heat exchanger is provided with the annular groove, it is provided with the sealing washer to slide in the annular groove, the sealing washer is close to the one end of heat medium import and the side slip laminating of heat medium import, the one end side that the export spare is close to plate heat exchanger slides the laminating with the one end side that the plate heat exchanger was kept away from in the heat medium import.

Preferably, the mounting assembly comprises a bottom plate, the bottom plate is arranged on a right-angle plate, the bottom plate is mounted on the right-angle plate through four groups of first nut and bolt assemblies, supporting columns are fixedly mounted on four corners of the top end face of the bottom plate, and the top ends of the four groups of supporting columns are fixedly mounted on the bottom end of the box body.

Preferably, the feeding assembly comprises a cover plate, the cover plate is detachably mounted on the top end of the box body through a bolt, and a feeding opening piece is fixedly mounted on one side of the cover plate.

Preferably, four groups of through holes are uniformly communicated and arranged on the top end of the feeding port component.

Preferably, the scraper blade collection subassembly includes a collection net section of thick bamboo, a collection net section of thick bamboo sets up the middle part top at the ARC filter, the equal fixed mounting in both ends of a collection net section of thick bamboo is on the inner wall of box, evenly be provided with six groups of scraper blades on the side of a collection net section of thick bamboo, the both ends symmetry of a collection net section of thick bamboo is provided with T shape ring board, and is two sets of T shape ring board symmetry rotates and installs in the middle part both ends of box, the both ends of scraper blade respectively with the T shape ring board fixed connection that the same position department set up.

Preferably, one side of the collection screen cylinder, which is far away from the one side of the collection screen cylinder, of a group of scraping plates arranged at the bottom end of the collection screen cylinder and two groups of scraping plates arranged on two sides of the lower part of the collection screen cylinder are in sliding fit with the arc-shaped filter screen, and one side of each scraping plate, which is close to the collection screen cylinder, is in sliding fit with the lateral side of the outer side of the collection screen cylinder.

Compared with the prior art, the utility model has the beneficial effects that:

1. the filtering mechanism can filter hot liquid to remove impurities in the liquid, so that the phenomenon that the impurities are accumulated together with the liquid in the plate heat exchanger to cause unsmooth flow of the plate heat exchanger can be avoided;

2. be provided with among the filtering mechanism and strike off the collection subassembly and can clear up the collection with the impurity on the ARC filter screen, avoid appearing the phenomenon of jam on the ARC filter screen, and the filtering mechanism dismouting is simple, very big having made things convenient for people to strike off the impurity in the collection subassembly and rinse filtering mechanism.

Drawings

FIG. 1 is a front view of a plate heat exchanger according to the present invention;

FIG. 2 is a view showing the internal structure of the filter mechanism of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2 according to the present invention;

FIG. 4 is a perspective view of the scraper and T-ring plate connection of the present invention.

In the figure: the heat exchange device comprises a plate type heat exchanger 1, a heat medium inlet 2, a heat medium outlet 3, a box body 4, a support column 5, a bottom plate 6, a right-angle plate 7, a feed inlet 8, an annular groove 9, a sealing ring 10, a cover plate 11, an arc-shaped filter screen 12, a scraper plate 13, a T-shaped annular plate 14, a collecting screen cylinder 15, a first nut and bolt assembly 16, a second nut and bolt assembly 17 and a through hole 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides the following technical scheme: a plate heat exchanger can effectively filter hot liquid entering the plate heat exchanger 1 in the using process, avoids the phenomenon of blockage caused by accumulation of impurities entering the plate heat exchanger 1, and can clean the filter screen in the filtering process, avoid the filter screen from being blocked by impurities to cause unsmooth liquid circulation, and the disassembly and assembly are simple, the filtering mechanism is convenient to clean, and the right-angle plate 7 and the filtering mechanism are added, please refer to fig. 1-4, comprising a plate heat exchanger 1, the upper part of one side of the plate heat exchanger 1 is provided with a heat medium inlet 2, the plate heat exchanger also comprises a right-angle plate 7, the right-angle plate 7 is fixedly arranged on the upper part of one side of the plate heat exchanger 1 close to the heat medium inlet 2, the right-angle plate 7 is detachably provided with a filtering mechanism, and the output end of the filtering mechanism is detachably connected with one side, away from the plate heat exchanger 1, of the outlet member 3.

The filtering mechanism comprises a box body 4, an arc-shaped filter screen 12 is fixedly mounted at the lower part in the box body 4, a scraper collecting component is arranged above the middle part of the arc-shaped filter screen 12 and is in sliding fit with the arc-shaped filter screen 12, the scraper collecting component comprises a collecting screen cylinder 15, the collecting screen cylinder 15 is arranged above the middle part of the arc-shaped filter screen 12, the collecting screen cylinder 15 is used for collecting impurities, two ends of the collecting screen cylinder 15 are fixedly mounted on the inner wall of the box body 4, six groups of scrapers 13 are uniformly arranged on the side edge of the collecting screen cylinder 15, the scrapers 13 are used for scraping the impurities on the arc-shaped filter screen 12 to avoid the blockage of the arc-shaped filter screen 12 by the impurities, T-shaped annular plates 14 are symmetrically arranged at two ends of the collecting screen cylinder 15, the two groups of T-shaped annular plates 14 are symmetrically and rotatably mounted in two ends in the middle part of the box body 4, two ends of the scrapers 13 are respectively and fixedly connected with the T-shaped annular plates 14 arranged at the same position, a group of scrapers 13 arranged at the bottom end of the collecting net cylinder 15 and two groups of scrapers 13 arranged at two sides of the lower part of the bottom end of the collecting net cylinder 15 are in sliding fit with the arc-shaped filter screen 12, one side of the scrapers 13 close to the collecting net cylinder 15 is in sliding fit with the outer side edge of the collecting net cylinder 15, a mounting assembly is fixedly arranged at the bottom end of the box body 4, the bottom end of the mounting assembly is detachably connected with the right-angle plate 7 and comprises a bottom plate 6, the bottom plate 6 is arranged on the right-angle plate 7 through four groups of first nut and bolt assemblies 16, so that the filtering mechanism is simpler when being detached, the support columns 5 are fixedly arranged at four corners on the top end surface of the bottom plate 6, and the top ends of the support columns 5 are fixedly arranged at the bottom end of the box body 4, the top demountable installation of box 4 has the feeding subassembly, the feeding subassembly includes apron 11, apron 11 passes through bolt demountable installation on the top of box 4, fixed mounting has feed inlet spare 8 on one side of apron 11, and feed inlet spare 18 is installed and can be driven the scraper blade 13 that collecting net section of thick bamboo 15 is close to feed inlet spare 18 one side and rotate in one side of apron 11, thereby realizes six groups of scraper blade 13 anticlockwise rotations, thereby realizes that scraper blade 13 strikes off the impurity on the arc filter screen 12, evenly communicate on the top of feed inlet spare 8 and be provided with four groups of through-holes 18, through-hole 18 is convenient for with feed inlet spare 8 and the pipe connection of the liquid of carrying heat together, the fixed intercommunication in bottom middle part of box 4 is provided with export piece 3, the one end that export piece 3 is close to plate heat exchanger 1 is passed through four groups of second nut bolt subassembly 17 with the one end that heat medium import 2 kept away from plate heat exchanger 1 and is connected, one end that outlet member 3 is close to plate heat exchanger 1 is provided with annular groove 9, it is provided with sealing washer 10 to slide in the annular groove 9, and sealing washer 10 can seal outlet member 13 and the laminating department of heat medium import 2, and the phenomenon of avoiding appearing liquid leakage takes place, sealing washer 10 is close to the one end of heat medium import 2 and the side of heat medium import 2 and slides the laminating, the one end side that outlet member 3 is close to plate heat exchanger 1 and the one end side that plate heat exchanger 1 was kept away from to heat medium import 2 slides the laminating.

The working principle is as follows: when the heat exchanger is used, a pipeline for inputting heat medium is connected with the heat medium 8 through bolts and nuts, hot liquid enters the box body 4 through the feeding port 8, the feeding port 8 is arranged on one side above the box body 4, namely, the heated liquid flows onto the scraping plate 13 arranged on one side close to the feeding port 8 through downward flow, the heated liquid drives the scraping plate 13 to rotate anticlockwise, the heated liquid enters the outlet part 3 after being filtered through the arc-shaped filter screen 12 and enters the plate heat exchanger 1 through the outlet part 3 and the heat medium inlet 2 to be subjected to heat exchange treatment, so that the hot liquid can be filtered, impurities in the hot liquid are prevented from entering the plate heat exchanger 1 to be accumulated to cause blockage, the scraping plate 13 rotates anticlockwise to be in sliding fit with the arc-shaped filter screen 12, the impurities on the arc-shaped filter screen 12 can be scraped, and the impurities can move onto the scraping plate 13 from the arc-shaped filter screen 12, when scraper 13 removed to the top of collecting net section of thick bamboo 15, impurity on the scraper 13 downstream dropped and collects on collecting net section of thick bamboo 15, avoid impurity to cause the jam to arc filter screen 12, cause the circulation not smooth, because bottom plate 6 and first nut and bolt subassembly 16 are in the same place through first nut and bolt subassembly 16 installation, export spare 3 passes through second nut and bolt subassembly 17 installation with heat medium import 2 and is in the same place, it is comparatively simple to get 4 filtering mechanism of box dismantlement, because apron 11 passes through bolted installation with box 4 together, can realize that filtering mechanism can dismantle to get off and wash and clear up the impurity in the collecting net section of thick bamboo 15, the very big people that have made things convenient for clear up impurity.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of this invention can be used in any combination with one another as long as no structural conflict exists, and the combination is not exhaustively described in this specification merely for the sake of brevity and resource savings. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a plate heat exchanger, includes plate heat exchanger (1), one side upper portion of plate heat exchanger (1) is provided with heat medium import (2), its characterized in that still includes right-angle board (7), right-angle board (7) fixed mounting is on one side upper portion that plate heat exchanger (1) is close to heat medium import (2), right-angle board (7) demountable installation has filtering mechanism, filtering mechanism's output and one side of leaving member (3) and keeping away from plate heat exchanger (1) can be dismantled and be connected.

2. A plate heat exchanger according to claim 1, characterized in that: filtering mechanism includes box (4), lower part fixed mounting has ARC filter screen (12) in box (4), ARC filter screen (12)'s middle part top is provided with the scraper blade and collects the subassembly, and scraper blade collection subassembly and ARC filter screen (12) slide and laminate, fixed mounting has the installation component on the bottom of box (4), the bottom and the right-angle plate (7) of installation component can be dismantled and be connected, the top demountable installation of box (4) has the feeding subassembly, the fixed intercommunication in bottom middle part of box (4) is provided with outlet member (3), the one end that outlet member (3) are close to plate heat exchanger (1) is connected through four sets of second nut and bolt subassemblies (17) with the one end that plate heat exchanger (1) was kept away from in heat medium import (2).

3. A plate heat exchanger according to claim 2, characterized in that: one end that exports piece (3) and be close to plate heat exchanger (1) is provided with annular groove (9), it is provided with sealing washer (10) to slide in annular groove (9), sealing washer (10) are close to the one end of heat medium import (2) and the side of heat medium import (2) and slide the laminating, one end side that exports piece (3) and be close to plate heat exchanger (1) and the one end side that plate heat exchanger (1) was kept away from with heat medium import (2) slide the laminating.

4. A plate heat exchanger according to claim 2, characterized in that: the mounting assembly comprises a bottom plate (6), the bottom plate (6) is arranged on a right-angle plate (7), the bottom plate (6) is mounted on the right-angle plate (7) through four groups of first nut and bolt assemblies (16), four groups of support columns (5) are fixedly mounted on the top end face of the bottom plate (6), and the top ends of the support columns (5) are fixedly mounted at the bottom end of the box body (4).

5. A plate heat exchanger according to claim 2, characterized in that: the feeding assembly comprises a cover plate (11), the cover plate (11) is detachably mounted on the top end of the box body (4) through bolts, and a feeding opening piece (8) is fixedly mounted on one side of the cover plate (11).

6. A plate heat exchanger according to claim 2, characterized in that: the scraper blade collection assembly comprises a collection net barrel (15), the collection net barrel (15) is arranged above the middle of the arc-shaped filter screen (12), the two ends of the collection net barrel (15) are fixedly mounted on the inner wall of the box body (4), six groups of scraper blades (13) are uniformly arranged on the side edge of the collection net barrel (15), the two ends of the collection net barrel (15) are symmetrically provided with T-shaped annular plates (14) and are two groups of T-shaped annular plates (14) which are symmetrically and rotatably mounted in the two middle ends of the box body (4), and the two ends of the scraper blades (13) are fixedly connected with the T-shaped annular plates (14) arranged at the same positions respectively.

7. A plate heat exchanger according to claim 5, characterized in that: four groups of through holes (18) are uniformly communicated and arranged on the top end of the feed inlet piece (8).

8. A plate heat exchanger according to claim 6, characterized in that: one side that collection net section of thick bamboo (15) were kept away from in a set of scraper blade (13) that set up on collection net section of thick bamboo (15) bottom and two sets of scraper blade (13) that set up on the lower part both sides all with ARC filter screen (12) sliding fit, one side that scraper blade (13) are close to collection net section of thick bamboo (15) and the outside side sliding fit of collection net section of thick bamboo (15).