CN218155722U

CN218155722U - Heat exchanger with anti-corrosion characteristic

Info

Publication number: CN218155722U
Application number: CN202220699322.XU
Authority: CN
Inventors: 黄叶锋; 胡炜阳; 张博; 张艳军
Original assignee: Hudong Heavy Machinery Co Ltd
Current assignee: Hudong Heavy Machinery Co Ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-12-27
Anticipated expiration: 2032-03-23

Abstract

The utility model relates to a heat exchanger technical field just discloses a heat exchanger with anticorrosion characteristic, including the heat exchanger body, the left side fixed mounting of heat exchanger body has the outlet pipe, the top of outlet pipe is provided with the inlet tube. The utility model discloses a heat exchanger body, a connecting device, cooperation between filter and the inlet tube, utilize the compression of spring among the connecting device, the separating action of connecting block and fixed block has been realized, the dismantlement effect of filter has been reached, and simultaneously, utilize the resilience of spring, the installation effect of filter has been realized, the problem of the inside incrustation scale deposit of heat exchanger body has been solved effectively, adopt the filter to the separation mode of liquid and impurity, the inside of having avoided impurity to enter into the heat exchanger body leads to the influence of the formation of incrustation scale to the result of use of heat exchanger body, the damage of incrustation scale to the heat exchanger body has been reduced, the life of heat exchanger body has been prolonged.

Description

Heat exchanger with anti-corrosion characteristic

Technical Field

The utility model relates to a heat exchanger technical field specifically is a heat exchanger with anticorrosion characteristic.

Background

Heat exchangers (also known as heat exchangers or heat exchange devices) are devices used to transfer heat from a hot fluid to a cold fluid to meet specified process requirements, and are an industrial application of convective and conductive heat transfer. The heat exchangers can be classified in different modes, and can be divided into three categories, namely a dividing wall type, a mixing type and a heat accumulating type (or called a regenerative type) according to the operation process; the heat exchanger can be divided into a compact type and a non-compact type according to the degree of compactness of the surface, the heat exchanger is general equipment of chemical industry, petroleum, power, food and other industrial departments, plays an important role in production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, is widely applied, an anti-corrosion block widely applied in a heat exchanger system can effectively reduce the corrosion of a cooling medium on a cooling pipeline or a fin, and the heat exchanger is a device for transferring heat from a hot fluid to a cold fluid so as to meet the specified process requirements, is an industrial application of convective heat transfer and heat transfer, and has different use environments and use requirements of different industries on the heat exchanger.

However, because the working environment of the heat exchanger in some industries (such as the ship industry) is severe, the corrosion of the cooling medium to the body structure of the heat exchanger is high, the anti-corrosion block is made of a material which is easy to be corroded, the corrosion of the anti-corrosion block is preferentially neutralized by the anti-corrosion block in the using process, the corrosion of the body is reduced by periodically replacing the anti-corrosion block, the problem of dismounting and mounting of the anti-corrosion block can be involved in the daily maintenance and overhaul processes of the heat exchanger, the conventional anti-corrosion block is directly mounted on an end cover of the heat exchanger, the dismounting and mounting of the anti-corrosion block usually needs to dismount a cover plate and a connecting pipeline of the heat exchanger, the dismounting and mounting steps of the anti-corrosion block are increased, the dismounting and mounting burdens of workers on the anti-corrosion block are increased, the workload of the workers is reduced, the utilization rate of the anti-corrosion block is also reduced, the dismounted components are bulky in size, heavy in weight, time and labor are wasted during operation, and are not safe, and the risk of accidents of the workers is caused.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides a heat exchanger with anticorrosion characteristic possesses the damage that reduces heat exchanger and be caused by the corruption, prolongs heat exchanger's life, simplifies heat exchanger's maintenance step and improves heat exchanger's utilization ratio's advantage, has solved the problem that proposes among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a heat exchanger with anticorrosion characteristic, includes the heat exchanger body, the left side fixed mounting of heat exchanger body has the outlet pipe, the top of outlet pipe is provided with the inlet tube, and the right side of inlet tube and the left side fixed connection of heat exchanger body, the one end fixed mounting that the heat exchanger body was kept away from to the inlet tube has the ring flange No. one, the left side movable mounting of ring flange has the ring flange No. two, no. two one side fixedly connected with that the ring flange was kept away from to the ring flange takes over outward, the inner wall activity joint that takes over outward has the filter, the anticorrosion zinc plate that is located the filter right side is installed to the inner wall that takes over outward.

Preferably, a groove is formed in the left side of the first flange plate, a first threaded hole on the same side as the groove is formed in the left side of the first flange plate, an annular block is fixedly mounted on the left side of the first flange plate, and a sealing washer is movably sleeved on the inner wall of the annular block.

Preferably, the right side evenly distributed of No. two ring flanges has No. two corresponding screw holes in position with a screw hole seting up, the right side fixed mounting of No. two ring flanges has the block, and the inner wall of block and the outer wall activity joint of annular piece, the right side fixedly connected with lug of No. two ring flanges, and the outer wall of lug and the inner wall activity of recess cup joint.

Preferably, the front face and the back face of the filter plate are fixedly connected with L-shaped rods, the inner wall, away from one side of the filter plate, of each L-shaped rod is provided with a connecting device, the outer wall of each L-shaped rod is movably sleeved with a fixing block, and one side of each fixing block is fixedly connected with the outer wall of an external connecting pipe.

Preferably, the inner wall threads of the second threaded hole are sleeved with the fastening bolt, and the outer wall of the fastening bolt is sleeved with the inner wall threads of the first threaded hole.

Preferably, connecting device is including the spring with L type pole one side inner wall connection, the connecting block is installed to the one end that L type pole was kept away from to the spring, and the outer wall of connecting block and the inner wall activity joint of fixed block.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a heat exchanger body, a connecting device, cooperation between filter and the inlet tube, utilize the compression of spring among the connecting device, the separating action of connecting block and fixed block has been realized, the dismantlement effect of filter has been reached, and simultaneously, utilize the resilience of spring, the installation effect of filter has been realized, the problem of the inside incrustation scale deposit of heat exchanger body has been solved effectively, adopt the filter to the separation mode of liquid and impurity, the inside of having avoided impurity to enter into the heat exchanger body leads to the influence of the formation of incrustation scale to the result of use of heat exchanger body, the damage of incrustation scale to the heat exchanger body has been reduced, the life of heat exchanger body has been prolonged.

2. The utility model discloses a heat exchanger body, external pipe, the cooperation between anticorrosion zinc plate and the inlet tube, the observation of utilizing the anticorrosion zinc plate has realized the inspection effect to the inside corruption condition of heat exchanger body, has solved the heat exchanger body effectively and has maintained the problem that the step is complicated, adopts the mode of dismantling the ring flange, has simplified the step of the maintenance of heat exchanger body, saves man-hour, and easy operation has improved the work efficiency to the maintenance of heat exchanger body.

Drawings

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

FIG. 2 is a side view of the external connection tube of the present invention;

FIG. 3 is a side view of the groove of the present invention;

fig. 4 is a side view of the bump of the present invention;

fig. 5 is a rear view of the connecting device of the present invention.

In the figure: 1. a heat exchanger body; 2. a water outlet pipe; 3. a water inlet pipe; 4. a first flange plate; 5. a second flange plate; 6. an external connection pipe; 7. a filter plate; 8. an anti-corrosion zinc block; 9. a groove; 10. a first threaded hole; 11. a ring block; 12. a sealing gasket; 13. a second threaded hole; 14. a clamping block; 15. an L-shaped rod; 16. a connecting device; 161. a spring; 162. connecting blocks; 17. a fixed block; 18. fastening a bolt; 19. and (4) a bump.

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 efforts all belong to the protection scope of the present invention.

Please refer to fig. 1 and 4, a heat exchanger with anti-corrosion characteristics, including a heat exchanger body 1, a water outlet pipe 2 is fixedly installed on the left side of the heat exchanger body 1, a water inlet pipe 3 is arranged above the water outlet pipe 2, and the right side of the water inlet pipe 3 is fixedly connected with the left side of the heat exchanger body 1, a first flange plate 4 is fixedly installed at one end of the water inlet pipe 3 far away from the heat exchanger body 1, a second flange plate 5 is movably installed on the left side of the first flange plate 4, an external connection pipe 6 is fixedly connected with one side of the second flange plate 5 far away from the first flange plate 4, a filter plate 7 is movably clamped on the inner wall of the external connection pipe 6, the installation of the filter plate 7 filters impurities in water, the accumulation of scales caused by the impurities entering the inside of the heat exchanger body 1 is reduced, a zinc block 8 located on the filter plate 7 is installed on the inner wall of the external connection pipe 6, through the installation of the corrosion state of the corrosion-resistant zinc block 8 on the right side, the corrosion inside of the heat exchanger body 1 can be reduced, the corrosion of the heat exchanger body 1 can be damaged, and the service life of the heat exchanger body 1 is prolonged.

Referring to fig. 3 and 4, a groove 9 is formed in the left side of the first flange plate 4, a first threaded hole 10 on the same side as the groove 9 is distributed in the left side of the first flange plate 4, an annular block 11 is fixedly mounted on the left side of the first flange plate 4, a sealing washer 12 is movably sleeved on the inner wall of the annular block 11, and the sealing performance of the first flange plate 4 when being connected with the second flange plate 5 is improved due to the arrangement of the sealing washer 12.

No. two right side evenly distributed of ring flange 5 has No. two screw holes 13 of seting up the position corresponding with screw hole 10, no. two right side fixed mounting of ring flange 5 has block 14, and the inner wall of block 14 and the outer wall activity joint of annular piece 11, no. two right side fixedly connected with lug 19 of ring flange 5, and the outer wall of lug 19 cup joints with the inner wall activity of recess 9, lug 19 cup joints with recess 9, the stability of being connected of No. one ring flange 4 and No. two ring flanges 5 has been consolidated, avoid the dislocation of No. one ring flange 4 and No. two ring flanges 5.

Referring to fig. 5 and 2, the front and back of the filter plate 7 are fixedly connected with L-shaped rods 15, the inner wall of the L-shaped rod 15 away from one side of the filter plate 7 is provided with a connecting device 16, the switching of the disassembly and assembly states of the filter plate 7 can be realized by changing the connection relationship between the connecting device 16 and a fixed block 17, the fixed block 17 is movably sleeved on the outer wall of the L-shaped rod 15, and one side of the fixed block 17 is fixedly connected with the outer wall of the external connection pipe 6.

The inner wall thread of the second threaded hole 13 is sleeved with a fastening bolt 18, the outer wall of the fastening bolt 18 is sleeved with the inner wall thread of the first threaded hole 10, and the fastening bolt 18 plays a role in connecting the first threaded hole 10 with the second threaded hole 13.

The connecting device 16 comprises a spring 161 connected with the inner wall of one side of the L-shaped rod 15, the compression and resilience of the spring 161 provide power for the movement and the resetting of the connecting block 162, the connecting block 162 is installed at one end, far away from the L-shaped rod 15, of the spring 161, the outer wall of the connecting block 162 is movably clamped with the inner wall of the fixing block 17, when the connecting block 162 is clamped with the fixing block 17, the filter plate 7 is in an installation state, and when the connecting block 162 is separated from the fixing block 17, the filter plate 7 can be detached at the moment.

The working principle is as follows: when the heat exchanger body 1 needs to be regularly maintained, firstly, the fastening bolts 18 are disassembled, the fastening bolts 18 are taken out from the insides of the first threaded hole 10 and the second threaded hole 13, at the moment, the external connecting pipe 6 and the water inlet pipe 3 are loosened, the external connecting pipe 6 is disassembled, then, the corrosion condition of the corrosion-resistant zinc block 8 is observed, whether the corrosion-resistant zinc block 8 needs to be replaced is determined according to the corrosion condition, then, the filter plate 7 is cleaned, the phenomenon that water cannot pass due to the fact that impurities are clamped at the position of a hole of the filter plate 7 is avoided, the connecting block 162 moves towards the inside of the L-shaped rod 15 is pressed, the spring 161 is compressed while the connecting block 162 moves, the filter plate 7 can be drawn out from the inside of the external connecting pipe 6 until the connecting block 162 is separated from the fixing block 17, finally, the cleaned filter plate 7 is popped out from the inside of the fixing block 17 by utilizing resilience of the spring 161, at the moment, the filter plate 7 and the external connecting pipe 6 are in a connecting state, and then, the flange 5 and the first flange 4 are connected and fastened by utilizing the fastening bolts 18.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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. A heat exchanger with anti-corrosion properties, comprising a heat exchanger body (1), characterized in that: the left side fixed mounting of heat exchanger body (1) has outlet pipe (2), the top of outlet pipe (2) is provided with inlet tube (3), and the right side of inlet tube (3) and the left side fixed connection of heat exchanger body (1), the one end fixed mounting that heat exchanger body (1) was kept away from in inlet tube (3) has ring flange (4) No. one, the left side movable mounting of ring flange (4) has ring flange (5) No. two, no. two one side fixedly connected with that ring flange (4) were kept away from in ring flange (5) take over (6) outward, the inner wall activity joint of taking over (6) outward has filter (7), the inner wall of taking over (6) outward is installed and is located anticorrosive zinc block (8) on filter (7) right side.

2. A heat exchanger with anti-corrosion properties according to claim 1, characterized in that: recess (9) have been seted up in the left side of ring flange (4), the left side distribution of ring flange (4) has screw hole (10) No. one with recess (9) homonymy, ring flange (4) left side fixed mounting has annular piece (11), seal ring (12) have been cup jointed in the inner wall activity of annular piece (11).

3. A heat exchanger with anti-corrosion properties according to claim 2, characterized in that: no. two screw holes (13) that the position is corresponding are seted up with screw hole (10) to the right side evenly distributed of No. two ring flange (5), the right side fixed mounting of No. two ring flange (5) has block (14), and the inner wall of block (14) and the outer wall activity joint of annular piece (11), the right side fixedly connected with lug (19) of No. two ring flange (5), and the inner wall activity of the outer wall of lug (19) and recess (9) cup joints.

4. A heat exchanger with anti-corrosion properties according to claim 1, characterized in that: the utility model discloses a filter, including filter (7), the equal fixedly connected with L type pole (15) in front and the back of filter (7), the inner wall that filter (7) one side was kept away from in L type pole (15) is provided with connecting device (16), fixed block (17) have been cup jointed in the outer wall activity of L type pole (15), and the outer wall fixed connection of one side and outer takeover (6) of fixed block (17).

5. A heat exchanger with anti-corrosion properties according to claim 3, characterized in that: and the inner wall of the second threaded hole (13) is in threaded sleeve connection with a fastening bolt (18), and the outer wall of the fastening bolt (18) is in threaded sleeve connection with the inner wall of the first threaded hole (10).

6. A heat exchanger with anti-corrosion properties according to claim 4, characterized in that: connecting device (16) including with spring (161) of L type pole (15) one side inner wall connection, connecting block (162) are installed to the one end that L type pole (15) were kept away from in spring (161), and the outer wall of connecting block (162) and the inner wall activity joint of fixed block (17).