CN211717230U

CN211717230U - Circular heat exchange plate micro-channel plate shell type heat exchanger capable of preventing channel blockage

Info

Publication number: CN211717230U
Application number: CN202020009241.3U
Authority: CN
Inventors: 俞伟明
Original assignee: Dongguan Hengda Thermal Energy Technology Co ltd
Current assignee: Dongguan Hengda Thermal Energy Technology Co ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-10-20
Anticipated expiration: 2030-01-03

Abstract

The utility model discloses a can prevent circular heat transfer slab microchannel shell type heat exchanger of passageway jam, including heat exchanger shell, heat exchanger tube sheet and pipe case, heat exchanger shell's inboard fixedly connected with heat exchanger tube sheet, bolt fixedly connected with second flange is passed through in the left side of first flange, the left middle part welding of second flange has the pipe case, the fixed slot has all been seted up to the inboard at solid fixed ring front and back both ends, the inside fixedly connected with filter plate of link frame, the fixed block has all been welded at the upper and lower both ends in the link frame outside, gu fixed ring's inboard sliding connection has the movable block, and the movable block one side fixedly connected with reset spring of fixed block is kept away from to the movable block, gu fixed ring's right side fixedly connected. This can prevent circular heat transfer plate microchannel plate shell type heat exchanger of channel blocking is convenient for carry out filtration treatment to the impurity in the fluid, avoids causing the channel to block up, and the installation of the filter plate of being convenient for in addition is dismantled.

Description

Circular heat exchange plate micro-channel plate shell type heat exchanger capable of preventing channel blockage

Technical Field

The utility model relates to a relative technical field of lamella heat exchanger specifically is a can prevent circular heat transfer slab microchannel lamella heat exchanger of channel blocking.

Background

The plate-shell type heat exchanger mainly comprises a plate tube bundle and a shell, the plate tube is used as a heat exchanger of a heat transfer element, the plate-shell type heat exchanger has the advantages of both the plate-shell type heat exchanger and the plate type heat exchanger, the plate-shell type heat exchanger is more compact in structure, and the plate-shell type heat exchanger is very widely applied to the field of petroleum and natural gas.

However, the fluid often contains certain impurities, which is inconvenient for filtering the impurities in the fluid, and when the fluid passes through the tube plate, the channel of the tube plate is easily blocked, which affects the working efficiency of the subsequent heat exchanger and reduces the service life of the heat exchanger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent circular heat transfer slab microchannel plate shell type heat exchanger of channel blocking to the impurity of being not convenient for in the fluid that proposes among the above-mentioned background art of solution carries out filtration treatment, causes the jam of tube sheet passageway easily, influences follow-up heat exchanger work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a round heat exchange plate micro-channel plate shell type heat exchanger capable of preventing channel blockage comprises a heat exchanger shell, a heat exchanger tube plate and a tube box, wherein the heat exchanger tube plate is fixedly connected to the inner side of the heat exchanger shell, a first flange is welded to the outer side of the left end of the heat exchanger shell, a second flange is fixedly connected to the left side of the first flange through a bolt, a sealing gasket is clamped at the joint of the first flange and the second flange, the tube box is welded to the middle of the left side of the second flange, a fixing ring is welded to the inner side of the tube box, fixing grooves are formed in the inner sides of the front end and the rear end of the fixing ring, a connecting frame is clamped and connected to the inner side of the fixing ring, a filter plate is fixedly connected to the inner side of the connecting frame, a first sealing ring is arranged at the right end, the utility model discloses a quick-witted connection structure, including the carriage, the carriage is connected with the carriage, the upper and lower both ends in the carriage outside all weld the fixed block, gu fixed ring's inboard sliding connection has the movable block, and the movable block keeps away from one side fixedly connected with reset spring of fixed block, gu fixed ring's right side fixedly connected with bull stick.

Preferably, the inner side of the fixing groove is connected with a fixing block in a clamping manner, and the fixing block forms a sliding structure on the inner side of the fixing groove.

Preferably, the connection frame forms a disassembly structure on the fixing ring, and the longitudinal section of the fixing ring is of an inverted 'concave' structure.

Preferably, the connection frame constitutes revolution mechanic in solid fixed ring's inboard, and the horizontal axis of connection frame and solid fixed ring all coincides with the horizontal axis of heat exchanger tube sheet mutually.

Preferably, first sealing washer and second sealing washer all are the laminating setting with solid fixed ring's inside wall, and the diameter size of solid fixed ring left side wall opening part equals the inboard diameter size of splice box.

Preferably, the movable blocks are symmetrically arranged about a horizontal central axis of the fixing ring, and the movable blocks are connected with the fixed blocks in a clamping manner.

Compared with the prior art, the beneficial effects of the utility model are that: the round heat exchange plate micro-channel plate shell type heat exchanger capable of preventing channel blockage is convenient for filtering impurities in fluid, avoids channel blockage, is convenient for mounting and dismounting a filter plate, and is more convenient and faster to operate;

1. the filter plate is fixedly connected to the inside of the connecting frame, the connecting frame is connected to the inner side of the fixing ring in a clamping mode, and after fluid enters the inside of the tube box, impurities in the fluid are filtered through the filter plate, so that channel blockage is avoided, and subsequent use of the heat exchanger is prevented from being influenced;

2. the filter device is provided with the first sealing ring, the right end of the joint of the connecting frame and the fixing ring is provided with the first sealing ring, and the left end of the joint of the connecting frame and the fixing ring is provided with the second sealing ring, so that the sealing property of the joint of the filter device is improved, and the subsequent filtering treatment is facilitated;

3. be equipped with the fixed block, the fixed block constitutes sliding construction in the inboard of fixed slot, and elastic deformation through reset spring makes the movable block be connected with the fixed block, and the convenience is fixed the filter plate, and the installation of the follow-up filter plate of being convenient for is dismantled, and it is more convenient that the operation is got up.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connection structure of the fixing ring and the fixing groove of the present invention;

fig. 4 is a schematic view of the connection frame and the fixing block of the present invention.

In the figure: 1. a heat exchanger housing; 2. a heat exchanger tube sheet; 3. a first flange; 4. a second flange; 5. a gasket; 6. a pipe box; 7. a fixing ring; 8. fixing grooves; 9. a connecting frame; 10. filtering the plate; 11. a first seal ring; 12. a second seal ring; 13. a fixed block; 14. a movable block; 15. a return spring; 16. and (4) rotating the rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a round heat exchange plate micro-channel plate shell type heat exchanger capable of preventing channel blockage comprises a heat exchanger shell body 1, a heat exchanger tube plate 2, a first flange 3, a second flange 4, a sealing gasket 5, a tube box 6, a fixing ring 7, a fixing groove 8, a connecting frame 9, a filter plate 10, a first sealing ring 11, a second sealing ring 12, a fixing block 13, a movable block 14, a reset spring 15 and a rotating rod 16, wherein the heat exchanger tube plate 2 is fixedly connected to the inner side of the heat exchanger shell body 1, the first flange 3 is welded to the outer side of the left end of the heat exchanger shell body 1, the second flange 4 is fixedly connected to the left side of the first flange 3 through bolts, the sealing gasket 5 is clamped at the joint of the first flange 3 and the second flange 4, the tube box 6 is welded to the middle portion of the left side of the second flange 4, the fixing ring 7 is welded to the inner side, and the inside block of solid fixed ring 7 is connected with the carriage 9, the inside fixedly connected with filter plate 10 of carriage 9, and the right-hand member of carriage 9 and solid fixed ring 7 junction is provided with first sealing washer 11, and the left end of carriage 9 and solid fixed ring 7 junction is provided with second sealing washer 12, fixed block 13 has all been welded at the upper and lower both ends in the carriage 9 outside, the inboard sliding connection of solid fixed ring 7 has movable block 14, and one side fixedly connected with reset spring 15 of fixed block 13 is kept away from to movable block 14, gu fixed ring 7's right side fixedly connected with bull stick 16.

As shown in FIG. 1, the connecting frame 9 forms a rotating structure on the inner side of the fixing ring 7, and horizontal central axes of the connecting frame 9 and the fixing ring 7 coincide with a horizontal axis of the heat exchanger tube plate 2, after fluid enters the tube box 6, impurities in the fluid are filtered through the filter plate 10, so that channel blockage is avoided, and subsequent use of the heat exchanger is prevented from being influenced.

Like first sealing washer 11 and second sealing washer 12 all be the laminating setting with solid fixed ring 7's inside wall in fig. 2, and the diameter size of solid fixed ring 7 left side wall opening part equals the diameter size of the inboard of splice frame 9, has improved the leakproofness of filter equipment junction, the subsequent filtration of being convenient for is handled.

As shown in fig. 2, 3 and 4, the fixed block 13 is connected to the inner side of the fixed groove 8 in a snap-fit manner, the fixed block 13 forms a sliding structure on the inner side of the fixed groove 8, the connecting frame 9 forms a detachable structure on the fixed ring 7, the longitudinal section of the fixed ring 7 is in an inverted 'concave' shape, the movable blocks 14 are symmetrically arranged about the horizontal central axis of the fixed ring 7, and the movable blocks 14 are connected with the fixed block 13 in a snap-fit manner, so that the filter plate 10 is conveniently fixed, the subsequent filter plate 10 is convenient to install and detach, and the operation is more convenient.

The working principle is as follows: when the round heat exchange plate microchannel plate shell type heat exchanger capable of preventing channel blockage is used, firstly, as shown in attached figures 3 and 4, fixing grooves 8 are formed in the inner sides of the front end and the rear end of a fixing ring 7, fixing blocks 13 are welded to the upper end and the lower end of the outer side of a connecting frame 9, the fixing blocks 13 are clamped into the inner sides of the fixing grooves 8, as shown in attached figures 2 and 1, the connecting frame 9 is rotated in the inner side of the fixing ring 7 through a rotating rod 16, the fixing blocks 13 slide in the inner side of the fixing grooves 8, one end, close to the fixing blocks 13, of a movable block 14 is of an arc-shaped structure, the movable block 14 is clamped and fixed with the fixing blocks 13 through elastic deformation of a return spring 15, installation of a filter plate 10 is completed, a first sealing ring 11 is arranged at the right end of the joint of the connecting frame 9 and the fixing ring 7, and, the connection part of the first flange 3 and the second flange 4 is provided with a sealing gasket 5, the first flange 3 and the second flange 4 are fixed together through bolts, the pipe box 6 and the heat exchanger shell 1 are installed and fixed, the sealing performance is improved, fluid enters the inner side of the pipe box 6, impurities in the fluid are filtered through the filter plate 10 and then enter the inner side of the heat exchanger tube plate 2, and therefore the whole process of using the circular heat exchange plate microchannel plate shell type heat exchanger capable of preventing channel blockage is achieved.

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 can prevent round heat transfer plate microchannel plate shell and tube heat exchanger of channel blocking, includes heat exchanger shell (1), heat exchanger tube sheet (2) and pipe case (6), its characterized in that: the heat exchanger comprises a heat exchanger shell (1), a heat exchanger tube plate (2) is fixedly connected to the inner side of the heat exchanger shell (1), a first flange (3) is welded to the outer side of the left end of the heat exchanger shell (1), a second flange (4) is fixedly connected to the left side of the first flange (3) through a bolt, a sealing gasket (5) is arranged at the joint of the first flange (3) and the second flange (4) in a clamping mode, a tube box (6) is welded to the middle of the left side of the second flange (4), a fixing ring (7) is welded to the inner side of the tube box (6), fixing grooves (8) are formed in the inner sides of the front end and the rear end of the fixing ring (7), a connecting frame (9) is connected to the inner clamping mode of the fixing ring (7), a filter plate (10) is fixedly connected to the inner portion of the connecting frame, and the left end of junction frame (9) and solid fixed ring (7) junction is provided with second sealing washer (12), fixed block (13) have all been welded at the upper and lower both ends in junction frame (9) outside, the inboard sliding connection of solid fixed ring (7) has movable block (14), and one side fixedly connected with reset spring (15) of fixed block (13) are kept away from to movable block (14), the right side fixedly connected with bull stick (16) of solid fixed ring (7).

2. The round heat exchange plate microchannel plate-shell heat exchanger capable of preventing channel blockage according to claim 1, wherein: the inner side of the fixing groove (8) is connected with a fixing block (13) in a clamping mode, and the fixing block (13) forms a sliding structure on the inner side of the fixing groove (8).

3. The round heat exchange plate microchannel plate-shell heat exchanger capable of preventing channel blockage according to claim 1, wherein: the connecting frame (9) forms a disassembly structure on the fixing ring (7), and the longitudinal section of the fixing ring (7) is of an inverted concave structure.

4. The round heat exchange plate microchannel plate-shell heat exchanger capable of preventing channel blockage according to claim 1, wherein: the inner side of the connecting frame (9) in the fixing ring (7) forms a rotating structure, and the horizontal central axes of the connecting frame (9) and the fixing ring (7) coincide with the horizontal axis of the heat exchanger tube plate (2).

5. The round heat exchange plate microchannel plate-shell heat exchanger capable of preventing channel blockage according to claim 1, wherein: first sealing washer (11) and second sealing washer (12) all are the laminating setting with the inside wall of solid fixed ring (7), and the diameter size of solid fixed ring (7) left side wall opening part equals the diameter size of link (9) inboard.

6. The round heat exchange plate microchannel plate-shell heat exchanger capable of preventing channel blockage according to claim 1, wherein: the movable blocks (14) are symmetrically arranged about a horizontal central axis of the fixed ring (7), and the movable blocks (14) are connected with the fixed blocks (13) in a clamping mode.