CN219200129U

CN219200129U - Floating heat exchanger

Info

Publication number: CN219200129U
Application number: CN202320687251.6U
Authority: CN
Inventors: 田生祥; 付生; 孙守先
Original assignee: Lianyungang Xingang Electric Auxiliary Machinery Co ltd
Current assignee: Lianyungang Xingang Electric Auxiliary Machinery Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-06-16
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a floating heat exchanger, which belongs to the technical field of heat exchangers and comprises a shell, a water inlet chamber and a water outlet chamber, wherein the left part of the shell is provided with the water inlet chamber, the right part of the shell is provided with the water outlet chamber, a fixed tube plate is arranged in the shell, a floating head is arranged in the water outlet chamber and comprises a floating tube plate, a hook ring and a floating head end cover, the left part of the floating head end cover is provided with the hook ring, the hook ring is internally provided with the floating tube plate, a heat exchange tube is arranged in the shell, two ends of the heat exchange tube respectively penetrate through the fixed tube plate and the floating tube plate, the upper part of the water inlet chamber is provided with a water inlet, the bottom of the water inlet chamber is provided with a water outlet, the bottom of the shell is provided with a gas inlet, the upper part of the shell is provided with a gas outlet, the bottom of the heat exchange tube is provided with an arc-shaped supporting seat, the bottom of the arc-shaped supporting seat is provided with a transmission device, the right side of the transmission device is provided with a heat exchange tube, the bottom of the shell is provided with a motor, and the motor drives the arc-shaped supporting seat on the transmission device to move. The technical problem that the heat exchange tube is inconvenient to take out from the shell of the heat exchanger and clean in the existing equipment is solved.

Description

Floating heat exchanger

Technical Field

The utility model belongs to the technical field of heat exchangers, and particularly relates to a floating heat exchanger.

Background

The floating heat exchanger is also called a floating head heat exchanger, and only one end of the tube plates at two ends is fixed with the shell, and the other end of the tube plates can move freely relative to the shell, so that the floating head heat exchanger is called a floating head. The floating head consists of a floating tube plate, a hook ring and a floating head end cover, and is detachably connected, and the heat exchange tube can be pulled out from the shell. The thermal deformation of the heat exchange tube and the shell is not restrained, so that thermal stress is not generated. Its advantages are easy cleaning between tubes and in tubes, and no thermal stress. The heat exchange tube in the heat exchanger has scale deposit on the surface and the inner wall after long-time use, and the heat exchange tube needs to be cleaned, and although the heat exchange tube can be detached and pulled out from the shell, the heat pipe and the end floating head thereof are larger and heavier, and the prior art is either pulled out by a plurality of manpower or is pulled out by a forklift, which is very troublesome.

Disclosure of Invention

The utility model aims to: the utility model aims to provide a floating heat exchanger, which solves the technical problem that the heat exchange tube is inconvenient to take out from the shell of the heat exchanger and clean in the prior art.

The utility model provides a floating heat exchanger, includes casing, intake chamber and play water chamber, the casing left part is equipped with the intake chamber, the casing right part is equipped with the play water chamber, be equipped with fixed tube sheet in the casing, be equipped with the floating head in the play water chamber, the floating head includes floating tube sheet, hook ring and floating head end cover, floating head end cover left part is equipped with the hook ring, be equipped with floating tube sheet in the hook ring, be equipped with the heat exchange tube in the casing, fixed tube sheet and floating tube sheet are run through respectively at the heat exchange tube both ends, intake chamber upper portion is equipped with the water inlet, intake chamber bottom is equipped with the delivery port, the casing bottom is equipped with the air inlet, casing upper portion is equipped with the gas outlet, and the heat exchange water gets into the space on the baffle upper portion in the intake chamber through the water inlet, reentrant upper half in the heat exchange tube, reentrant floating head end cover, steam gets into in the casing through the air inlet, exchanges heat with the heat exchange water in the heat exchange tube, reentrant in the floating head end cover, and the heat exchange water in the reentrant water into the lower half in the heat exchange tube space, reentrant water into the interior baffle lower part of water inlet room, and is discharged through the delivery port, its characterized in that: the heat exchange tube is characterized in that an arc-shaped supporting seat is arranged at the bottom of the heat exchange tube and is used for supporting the heat exchange tube, a transmission device is arranged at the bottom of the arc-shaped supporting seat, a rolling device is arranged on the right side of the transmission device, the heat exchange tube is arranged on the upper portion of the rolling device, a motor is arranged at the bottom of the shell, and the motor drives the arc-shaped supporting seat on the transmission device to move, so that the heat exchange tube on the arc-shaped supporting seat also moves rightwards.

Further, transmission includes slide bar, threaded rod and bearing frame, be equipped with the sliding sleeve on the slide bar, sliding sleeve upper portion is equipped with the arc supporting seat, be equipped with the thread bush on the threaded rod, sliding sleeve and thread bush are connected, bearing frame and casing bottom fixed connection, be equipped with bearing one in the bearing frame, be equipped with bearing two on the fixed tube sheet, be equipped with the threaded rod in bearing one and the bearing two, the slide bar both ends are connected with fixed tube sheet and bearing frame respectively, the threaded rod right-hand member is equipped with perpendicular bevel gear, and the motor drives the threaded rod when bearing one and bearing two internal rotations for the thread bush removes on the threaded rod, and drives the sliding sleeve and remove on the slide bar for arc supporting seat also synchronous movement.

Further, the rolling device comprises a rolling seat, the rolling seat is connected with the bottom of the shell, a roller is arranged in the rolling seat, the shaft end of the roller penetrates through the rolling seat, a heat exchange tube is arranged on the upper portion of the roller, and when the arc-shaped supporting seat drives the heat exchange tube to move, the heat exchange tube also moves on the roller, and the roller rolls on the rolling seat.

Further, the output shaft of the motor penetrates through the bottom of the shell, a transverse bevel gear is arranged on the output shaft of the motor and meshed with the vertical bevel gear, the output shaft of the motor drives the transverse bevel gear to rotate, and the transverse bevel gear drives the vertical bevel gear to rotate.

Further, a sealing shaft sleeve is arranged on an output shaft of the motor, so that steam or condensed water in the shell is prevented from leaking out of the bottom of the shell.

Further, threads are arranged at the two ends of the heat exchange tube, nuts are arranged at the two ends of the heat exchange tube, and the heat exchange tube is fixed on the fixed tube plate and the floating tube plate by screwing the nuts on the two ends of the heat exchange tube.

Compared with the prior art, the utility model has the following advantages: when the heat exchange tube is required to be disassembled for cleaning, the water inlet chamber and the water outlet chamber are disassembled, the motor drives the transmission device, the arc-shaped supporting seat moves rightwards on the transmission device, the arc-shaped supporting seat supports the heat exchange tube and the floating head at the right part of the heat exchange tube to move rightwards, the right end of the heat exchange tube is pulled out from the fixed tube plate, and the heat exchange tube rolls and slides on the rolling device, so that the heat exchange tube and the floating head gradually move rightwards and are separated from the shell.

Drawings

FIG. 1 is a block diagram of the present utility model;

FIG. 2 is a side view of the arcuate support base of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 1 in accordance with the present utility model;

fig. 4 is an enlarged view of a portion at b of the present utility model.

The accompanying drawings: 1 a shell, 2 a water inlet chamber, 3 a water outlet chamber, 4 a fixed tube plate, 5 a floating tube plate, 6 a hook ring, 7 a floating head end cover, 8 a heat exchange tube, 9 a water inlet, 10 a water outlet, 11 a gas inlet, 12 a gas outlet, 13 an arc support seat, 14 a motor, 15 sliding rods, 16 a threaded rod, 17 a bearing seat, 18 a sliding sleeve, 19 a threaded sleeve, 20 a first bearing, 21 a second bearing, 22 a vertical bevel gear, 23 a rolling seat, 24 a roller, 25 a horizontal bevel gear, 26 a sealing shaft sleeve and 27 a partition plate.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1-4:

the utility model provides a floating heat exchanger, includes casing 1, intake chamber 2 and play water chamber 3, casing 1 left portion is equipped with intake chamber 2, be equipped with baffle 27 in the intake chamber 2, casing 1 right part is equipped with play water chamber 3, be equipped with fixed tube sheet 4 in the casing 1, be equipped with the floating head in the play water chamber 3, the floating head includes floating tube sheet 5, hook ring 6 and floating head end cover 7, floating head end cover 7 left portion is equipped with hook ring 6, be equipped with floating tube sheet 5 in the hook ring 6, be equipped with heat exchange tube 8 in the casing 1, fixed tube sheet 4 and floating tube sheet 5 are run through respectively at heat exchange tube 8 both ends, intake chamber 2 upper portion is equipped with water inlet 9, intake chamber 2 bottom is equipped with delivery port 10, casing 1 bottom is equipped with air inlet 11, casing 1 upper portion is equipped with gas outlet 12, its characterized in that: the bottom of the heat exchange tube 8 is provided with an arc-shaped supporting seat 13, the bottom of the arc-shaped supporting seat 13 is provided with a transmission device, the right side of the transmission device is provided with a rolling device, the upper part of the rolling device is provided with the heat exchange tube 8, the bottom of the shell 1 is provided with a motor 14, and the motor 14 drives the arc-shaped supporting seat on the transmission device to move.

Further, the transmission device comprises a sliding rod 15, a threaded rod 16 and a bearing seat 17, a sliding sleeve 18 is arranged on the sliding rod 15, an arc-shaped supporting seat 13 is arranged on the upper portion of the sliding sleeve 18, a threaded sleeve 19 is arranged on the threaded rod 16, the sliding sleeve 18 is connected with the threaded sleeve 19, the bearing seat 17 is fixedly connected with the bottom of the shell 1, a first bearing 20 is arranged in the bearing seat 17, a second bearing 21 is arranged on the fixed tube plate 4, threaded rods 16 are arranged in the first bearing 20 and the second bearing 21, two ends of the sliding rod 15 are respectively connected with the fixed tube plate 4 and the bearing seat 17, and a vertical bevel gear 22 is arranged at the right end of the threaded rod 16.

Further, the rolling device comprises a rolling seat 23, the rolling seat 23 is connected with the bottom of the shell 1, a roller 24 is arranged in the rolling seat 23, the shaft end of the roller 24 penetrates through the rolling seat 23, and a heat exchange tube 8 is arranged on the upper portion of the roller 24.

Further, an output shaft of the motor 14 penetrates through the bottom of the shell 1, a transverse bevel gear 25 is arranged on the output shaft of the motor 14, and the transverse bevel gear 25 is meshed with the vertical bevel gear 22.

Further, a sealing sleeve 26 is provided on the output shaft of the motor 14.

Further, threads are arranged at two ends of the heat exchange tube 8, and nuts are arranged at two ends of the heat exchange tube 8.

The application method of the utility model is as follows:

when the heat exchange tube 8 needs to be taken out for cleaning, the water inlet chamber 2 and the water outlet chamber 3 on the two sides of the shell 1 are removed, nuts on the left end of the heat exchange tube 8 are unscrewed, the motor 14 is started, an output shaft of the motor 14 drives the transverse bevel gear 25 to rotate, the vertical bevel gear 22 rotates to drive the threaded rod 16 to rotate in the first bearing 20 and the second bearing 21, the threaded sleeve 19 moves rightwards on the threaded rod 16, the threaded sleeve 19 drives the sliding sleeve 18 to move on the sliding rod 15, the sliding sleeve 18 drives the arc-shaped supporting seat 13 to move rightwards, the heat exchange tube 8 on the arc-shaped supporting seat 13 and the floating head on the right part of the heat exchange tube 8 move rightwards, the right end of the heat exchange tube 8 is pulled out from the fixed tube plate 4, and the heat exchange tube 8 slides in a rolling way on the roller 24 until the heat exchange tube 8 and the floating head on the right part of the heat exchange tube 8 are separated from the shell 1.

The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.

Claims

1. The utility model provides a floating heat exchanger, includes casing (1), intake chamber (2) and play water chamber (3), casing (1) left part is equipped with intake chamber (2), be equipped with baffle (27) in intake chamber (2), casing (1) right part is equipped with out hydroecium (3), be equipped with fixed tube sheet (4) in casing (1), be equipped with the floating head in play water chamber (3), the floating head includes floating tube sheet (5), hook ring (6) and floating head end cover (7), floating head end cover (7) left part is equipped with hook ring (6), be equipped with floating tube sheet (5) in hook ring (6), be equipped with heat exchange tube (8) in casing (1), fixed tube sheet (4) and floating tube sheet (5) are run through respectively in heat exchange tube (8) both ends, intake chamber (2) upper portion is equipped with water inlet (9), intake chamber (2) bottom is equipped with delivery port (10), casing (1) bottom is equipped with air inlet (11), casing (1) upper portion is equipped with gas outlet (12), its characterized in that: the heat exchange tube (8) bottom is equipped with arc supporting seat (13), arc supporting seat (13) bottom is equipped with transmission, the transmission right side is equipped with rolling device, rolling device upper portion is equipped with heat exchange tube (8), casing (1) bottom is equipped with motor (14), motor (14) drive the arc supporting seat on the transmission and remove.

2. A floating heat exchanger as set forth in claim 1 wherein: the transmission device comprises a sliding rod (15), a threaded rod (16) and a bearing seat (17), wherein a sliding sleeve (18) is arranged on the sliding rod (15), an arc-shaped supporting seat (13) is arranged on the upper portion of the sliding sleeve (18), a thread bush (19) is arranged on the threaded rod (16), the sliding sleeve (18) is connected with the thread bush (19), the bearing seat (17) is fixedly connected with the bottom of the shell (1), a first bearing (20) is arranged in the bearing seat (17), a second bearing (21) is arranged on the fixed tube plate (4), a threaded rod (16) is arranged in the first bearing (20) and the second bearing (21), two ends of the sliding rod (15) are respectively connected with the fixed tube plate (4) and the bearing seat (17), and a vertical bevel gear (22) is arranged at the right end of the threaded rod (16).

3. A floating heat exchanger as set forth in claim 2 wherein: the rolling device comprises a rolling seat (23), the rolling seat (23) is connected with the bottom of the shell (1), a roller (24) is arranged in the rolling seat (23), the shaft end of the roller (24) penetrates through the rolling seat (23), and a heat exchange tube (8) is arranged on the upper portion of the roller (24).

4. A floating heat exchanger according to claim 3 wherein: the output shaft of the motor (14) penetrates through the bottom of the shell (1), a transverse bevel gear (25) is arranged on the output shaft of the motor (14), and the transverse bevel gear (25) is meshed with the vertical bevel gear (22).

5. A floating heat exchanger as set forth in claim 4 wherein: and a sealing shaft sleeve (26) is arranged on an output shaft of the motor (14).

6. A floating heat exchanger as set forth in claim 1 wherein: threads are arranged at two ends of the heat exchange tube (8), and nuts are arranged at two ends of the heat exchange tube (8).