CN209926934U

CN209926934U - Filter equipment for heat exchanger

Info

Publication number: CN209926934U
Application number: CN201920363155.XU
Authority: CN
Inventors: 李俊峰
Original assignee: Tianjin Bokong Electromechanical Equipment Co Ltd
Current assignee: Tianjin Bokong Electromechanical Equipment Co Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-01-10
Anticipated expiration: 2029-03-21

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a filtering device for a heat exchanger, which comprises a heat exchanger shell, a hot water pipeline, a cold water pipeline and a filter element, wherein the upper end surface and the lower end surface of the heat exchanger shell are both communicated with the hot water pipeline, the right end surface of the heat exchanger shell is communicated with the cold water pipeline, the left side surface of the heat exchanger shell is fixedly connected with a flange plate, the inner side of the flange plate on the left side is fixedly connected with a cold water shell, the inner part of the left side of the heat exchanger shell is fixedly connected with a sealing ring, the inner part of the cold water shell is slidably connected with the filter element and a limiting block which are distributed leftwards and rightwards, the left side; the utility model discloses in, collect box, sealing washer and stopper through ring flange, the filter residue that sets up, this kind of setting is changed simple and conveniently, saves a large amount of time, guarantees the normal use of heat exchanger, has fine real benefit, is worth using widely.

Description

Filter equipment for heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field specifically is a filter equipment for heat exchanger.

Background

The heat exchanger is an energy-saving device for realizing heat transfer between materials between two or more than two fluids with different temperatures, heat is transferred to the fluid with lower temperature from the fluid with higher temperature, the temperature of the fluid reaches the index specified by the process so as to meet the requirement of process conditions, and meanwhile, the heat exchanger is one of main devices for improving the energy utilization rate.

The filter equipment of most heat exchangers that exists on the existing market can not realize the function of automatic cleaning, long-time use filter screen surface has a large amount of impurity, thereby influence the circulation of rivers and influence the heat transfer of heat exchanger, thereby the heat exchanger in addition when filter equipment effect is not good or need to be changed filter equipment, often can waste people's plenty of time, and it is more loaded down with trivial details to change filter equipment, influences the use of heat exchanger, consequently, propose a filter equipment for the heat exchanger to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter equipment for heat exchanger to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a filter equipment for heat exchanger, includes heat exchanger shell, hot water pipeline, cold water pipeline and filter core, the terminal surface all communicates there is the hot water pipeline about the heat exchanger shell, heat exchanger shell right-hand member face intercommunication has the cold water pipeline, heat exchanger shell left side fixed surface is connected with the ring flange, is located left the inboard fixedly connected with cold water shell of ring flange, the inside fixedly connected with sealing washer in heat exchanger shell left side, inside sliding connection has filter core and the stopper that distributes about being of cold water shell, the filter core left side is equipped with cleaning device, the cleaning device outside and cold water shell sliding connection, the terminal surface intercommunication has the pipeline under the cold water shell.

Preferably, cleaning device includes slide bar, a removal section of thick bamboo, fixed block and spring, terminal surface fixedly connected with removal section of thick bamboo under the slide bar, the inside central fixedly connected with fixed block of removal section of thick bamboo, the equal fixedly connected with spring of terminal surface around the fixed block, the equal fixedly connected with sliding plate of the spring other end, sliding plate other end fixedly connected with brush board, the sliding plate outside and removal section of thick bamboo sliding connection, remove a section of thick bamboo right-hand member face fixedly connected with first brush, brush board right-hand member face fixedly connected with second brush.

Preferably, the length of the second brush is 1.2 times of that of the first brush, and the right end face of the second brush is flush with the right end face of the first brush.

Preferably, the sealing washer is cyclic annular setting, the sealing washer comprises the block rubber, stopper quantity is 2, and the stopper is about filter core center be symmetry setting from top to bottom, cold water shell left end face and cold water pipeline intercommunication.

Preferably, the vertical distance from the left end face of the shell of the heat exchanger to the left end face of the sealing ring is 3cm, and a filter residue collecting box is connected below the pipeline in a screwed mode.

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

1. in the utility model, through the arranged flange plate, the filter residue collecting box, the sealing ring and the limiting block, cold water can be prevented from flowing outwards through the sealing ring, the sealing performance is ensured, when the filter element needs to be replaced after being used for a long time, the cold water shell can be separated from the heat exchanger shell through the flange plate, and then the filter element is taken down through the sliding limiting block, the arrangement is simple and convenient to replace, a large amount of time is saved, the normal use of the heat exchanger is ensured, and the heat exchanger has good practical benefit;

2. the utility model discloses in, through the slide bar that sets up, a removal section of thick bamboo, first brush and second brush, can regulate and control the interval automatically, guarantee that the impurity on filter core surface can be cleared up completely, guarantee the life of filter core, and the impurity under the clearance drops in the filter residue collection box, collect the box through rotating the filter residue at last and carry out centralized processing with the residue, this kind sets up the clean of guaranteeing quality of water, guarantees the normal use of heat exchanger, improves the heat transfer quality of heat exchanger, has fine practical benefit, is worth using widely.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the cleaning device of the present invention;

fig. 3 is the overall structure schematic diagram of the cleaning device of the present invention.

In the figure: 1-heat exchanger shell, 2-hot water pipeline, 3-cold water pipeline, 4-filter element, 5-flange plate, 6-cleaning device, 601-sliding rod, 602-moving cylinder, 603-fixed block, 604-spring, 605-sliding plate, 606-brush plate, 607-first brush, 608-second brush, 7-cold water shell, 8-limiting block, 9-sealing ring, 10-pipeline, 11-filter residue collecting box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the present invention provides a technical solution:

the utility model provides a filter equipment for heat exchanger, includes heat exchanger shell 1, hot-water line 2, cold water pipeline 3 and filter core 4, the terminal surface all communicates hot-water line 2 about heat exchanger shell 1, 1 right-hand member face intercommunication of heat exchanger shell has cold water pipeline 3, 1 left side fixed surface of heat exchanger shell is connected with ring flange 5, is located the left 5 inboard fixedly connected with cold water shell 7 of ring flange, the inside fixedly connected with sealing washer 9 in 1 left side of heat exchanger shell, 7 inside sliding connection of cold water shell have about being filter core 4 and stopper 8 that distribute, 4 left sides of filter core are equipped with

cleaning device

6, 6 outsides of cleaning device and 7 sliding connection of cold water shell, the terminal surface intercommunication has pipeline 10 under the cold water shell 7.

The cleaning device 6 comprises a sliding rod 601, a moving cylinder 602, a fixed block 603 and a spring 604, wherein the lower end surface of the sliding rod 601 is fixedly connected with the moving cylinder 602, the center of the inside of the moving cylinder 602 is fixedly connected with the fixed block 603, the front end surface and the rear end surface of the fixed block 603 are fixedly connected with the spring 604, the other end of the spring 604 is fixedly connected with a sliding plate 605, the other end of the sliding plate 605 is fixedly connected with a brush plate 606, the outer side of the sliding plate 605 is slidably connected with the moving cylinder 602, the right end surface of the moving cylinder 602 is fixedly connected with a first brush 607, the right end surface of the brush plate 606 is fixedly connected with a second brush 608, the length of the second brush 608 is 1.2 times that of the first brush 607, the right end surface of the second brush 608 is flush with the right end surface of the first brush 607, the arrangement ensures that impurities on the surface of the filter element 4, sealing washer 9 is cyclic annular setting, sealing washer 9 comprises the block rubber, 8 quantity of stopper are 2, and stopper 8 is the longitudinal symmetry setting about filter core 4 center, 7 left end faces of cold water shell and cold water pipeline 3 intercommunication, this kind of normal operating that sets up the assurance device have fine practical benefit, the perpendicular distance of 1 left end face of heat exchanger shell to 9 left end faces of sealing washer is 3cm, pipe 10 below spiro union has the filter residue to collect box 11, and sealed effect is guaranteed in this kind of setting, guarantees the life of device, saves a large amount of time and has fine practical benefit.

The working process is as follows: when the device is used, a power supply is switched on, cold water enters the cold water shell 7 through the left cold water pipeline 3, impurities in the water are filtered to fall into the filter residue collecting box 11 when the cold water passes through the filter element 4, clean water enters the heat exchanger shell 1 through the filter element 4, when the cold water flow is slowed down in long-term use, the movable cylinder 602 and the brush plate 606 can be driven by the up-and-down sliding rod 601 to move up and down, when the front end face and the rear end face of the brush plate 606 are in contact with the cold water shell 7, automatic stretching can be realized, the brush plate 606 and the movable cylinder 602 cannot be prevented from driving the second brush 608 and the first brush 607 to clean the surface of the filter element 4, the limiting block 8 can be propped against the filter element 4 to prevent the filter element 4 from sliding, a fixing effect is achieved, the impurities fall into the collecting box 11, after the impurities in the filter residue collecting box 11 are accumulated to a certain degree, when the filter element 4 needs to be replaced after being used for a long time, the cold water shell 7 can be separated from the heat exchanger shell 1 through the flange plate 5, then the filter element 4 is taken down through the sliding limiting block 8, the arrangement is simple and convenient to replace, a large amount of time is saved, and the water heater has good practical benefit and is worth being popularized and used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a filter equipment for heat exchanger, includes heat exchanger shell (1), hot water pipeline (2), cold water pipeline (3) and filter core (4), its characterized in that: the heat exchanger shell (1) upper and lower terminal surface all communicates there is hot water pipeline (2), heat exchanger shell (1) right-hand member face intercommunication has cold water pipeline (3), heat exchanger shell (1) left side fixed surface is connected with ring flange (5), is located the left flange (5) inboard fixedly connected with cold water shell (7), the inside fixedly connected with sealing washer (9) in heat exchanger shell (1) left side, inside sliding connection has filter core (4) and stopper (8) that distribute about being of cold water shell (7), filter core (4) left side is equipped with cleaning device (6), cleaning device (6) outside and cold water shell (7) sliding connection, terminal surface intercommunication has pipeline (10) under cold water shell (7).

2. The filtering device for a heat exchanger as set forth in claim 1, wherein: cleaning device (6) are including slide bar (601), a removal section of thick bamboo (602), fixed block (603) and spring (604), terminal surface fixedly connected with removes a section of thick bamboo (602) under slide bar (601), the inside central fixedly connected with fixed block (603) of a removal section of thick bamboo (602), the equal fixedly connected with spring (604) of terminal surface around fixed block (603), the equal fixedly connected with sliding plate (605) of spring (604) other end, sliding plate (605) other end fixedly connected with brush board (606), the sliding plate (605) outside and a removal section of thick bamboo (602) sliding connection, a removal section of thick bamboo (602) right-hand member face fixedly connected with first brush (607), brush board (606) right-hand member face fixedly connected with second brush (608).

3. The filtering device for a heat exchanger as set forth in claim 2, wherein: the length of the second brush (608) is 1.2 times of that of the first brush (607), and the right end face of the second brush (608) is flush with the right end face of the first brush (607).

4. The filtering device for a heat exchanger as set forth in claim 1, wherein: sealing washer (9) are cyclic annular setting, sealing washer (9) comprise the block rubber, stopper (8) quantity is 2, and stopper (8) are the longitudinal symmetry setting about filter core (4) center, cold water shell (7) left end face and cold water pipeline (3) intercommunication.

5. The filtering device for a heat exchanger as set forth in claim 1, wherein: the vertical distance from the left end face of the heat exchanger shell (1) to the left end face of the sealing ring (9) is 3cm, and a filter residue collecting box (11) is connected below the pipeline (10) in a screwed mode.