CN219474359U - Spiral fin type heat exchanger - Google Patents

Abstract

The utility model discloses a spiral fin type heat exchanger, which belongs to the technical field of heat exchangers and comprises a shell, wherein a water inlet chamber is arranged at the left part of the shell, a water inlet is arranged at the upper part of the water inlet chamber, a water outlet is arranged at the right part of the shell, an air inlet and an air outlet are sequentially arranged at the upper part of the water outlet chamber from right to left, a first baffle plate and a second baffle plate are arranged in the shell, a fin tube is arranged between the first baffle plate and the second baffle plate, the fin tube is communicated with the first baffle plate and the second baffle plate, a water inlet pipe is arranged at the upper part of the shell, an electric valve I is arranged on the water inlet pipe, a group of brush cylinders are arranged on the fin tube, the brush cylinders are connected with the brush cylinders, brushes distributed along the circumferential direction are arranged on the inner wall of the brush cylinders, a fin tube is arranged between the brushes, and a transmission device is arranged at the upper part of the brush cylinders and drives the brush cylinders to reciprocate on the fin tube. Solves the problems of troublesome disassembly and assembly and time consumption in the prior equipment for cleaning the finned tubes.

Description

Spiral fin type heat exchanger

Technical Field

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

Background

The spiral fin type heat exchanger is widely used, namely, the spiral fin type heat exchanger is characterized in that heat exchange is realized between steam and normal-temperature water in a fin tube, so that the normal-temperature water is heated, the heat exchange efficiency is reduced, the surface area of the heat exchange tube is increased by arranging the fin tube formed by spiral fins on a conventional light tube heat exchange tube, the heat exchange efficiency is higher, but because the steam enters the heat exchanger for a long time to be contacted with the surface of the fin tube, impurities or salt ions in a boiler are often carried in the steam generated by mixing water, dirt or scale is generated on the surface of the fin tube in the long-time contact with the fin tube, the dirt is adhered to the surface of the fin tube, the heat conducting property of the fin tube is reduced, and the heat exchange efficiency is reduced.

Disclosure of Invention

The utility model aims to: the utility model aims to provide a spiral fin type heat exchanger to solve the problems of troublesome disassembly and assembly and time consumption in the process of cleaning fin tubes by using existing equipment.

The utility model provides a spiral fin formula heat exchanger, includes the casing, the casing left part is equipped with the intake chamber, intake chamber upper portion is equipped with the water inlet, the casing right part is equipped with out the hydroecium, it is equipped with the delivery port to go out the hydroecium bottom, and normal atmospheric temperature water gets into in the intake chamber through the water inlet, and normal atmospheric temperature water after the heat transfer gets into out the hydroecium, comes out through the delivery port, casing upper portion is equipped with air inlet and gas outlet from right to left in proper order, and steam gets into the casing through the air inlet, comes out through the gas outlet after the heat transfer, be equipped with baffle one and baffle two in the casing, be equipped with the finned tube between baffle one and the baffle two, finned tube and baffle one and baffle two communicate, baffle one and baffle two are fixed the finned tube in the casing, its characterized in that: the novel cleaning device comprises a shell, and is characterized in that a water inlet pipe is arranged on the upper portion of the shell, a scale remover enters the shell through the water inlet pipe, an electric valve I is arranged on the water inlet pipe, a group of brush cylinders are arranged on the finned tubes, the brush cylinders are connected with each other, brushes distributed along the circumferential direction are arranged on the inner walls of the brush cylinders, the finned tubes are arranged between the brushes, a transmission device is arranged on the upper portion of the brush cylinders, and the transmission device drives the brush cylinders to reciprocate on the finned tubes, so that the brushes brush the surfaces of the finned tubes.

Further, transmission includes motor, screw thread section of thick bamboo and threaded rod, casing upper portion is equipped with the motor, the output shaft of motor runs through casing upper portion, be equipped with the pinion on the output shaft tip of motor, brush section of thick bamboo upper portion is equipped with the screw thread section of thick bamboo, screw thread section of thick bamboo upper portion is equipped with the smooth section of thick bamboo, be equipped with the slide bar in the smooth section of thick bamboo, be equipped with the threaded rod in the screw thread section of thick bamboo, be equipped with bearing one on the baffle one, be equipped with the threaded rod left end in the bearing one, be equipped with bearing two in the casing, be equipped with the threaded rod right-hand member in the bearing two, the threaded rod right-hand member is equipped with the pinion, pinion and pinion meshing, the output shaft rotation of motor drives pinion rotation, pinion and pinion meshing rotation for the threaded rod rotates in bearing one and bearing two, makes the screw thread section of thick bamboo remove on the threaded rod, and drive the smooth section of thick bamboo removes on the slide bar, and drive brush section of thick bamboo removes.

Further, the inner wall of the shell is provided with a fixing plate, the fixing plate is connected with a second bearing, the left part of the fixing plate is provided with a sliding rod, the left end of the sliding rod is connected with a first baffle, and the sliding rod and the second bearing are fixed through the fixing plate.

Further, the bottom of the shell is provided with a water storage chamber, the bottom of the water storage chamber is provided with a drain pipe, the drain pipe is provided with an electric valve II, steam forms cooling water in the shell to be stored in the water storage chamber, and the cooling water is discharged by opening the electric valve II.

Compared with the prior art, the utility model has the following advantages: through the inlet tube to the casing in annotate the scale remover to drive smooth section of thick bamboo round trip movement on the finned tube through transmission, make brush cooperation scale remover that distributes along circumferencial direction on the brush section of thick bamboo inner wall brush the dirt or the incrustation scale of finned tube surface scrub fast, make the finned tube surface clean, the utility model discloses need not to dismantle spiral fin formula heat exchanger, directly go on in the casing inside, tear open when having solved current equipment and having washd the finned tube, adorned troublesome, the problem of consuming time.

Drawings

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

FIG. 2 is an enlarged view of part a of FIG. 1 in accordance with the present utility model;

fig. 3 is a side view of the slide of the present utility model.

The accompanying drawings: 1 a shell, 2 a water inlet chamber, 3 a water inlet chamber, 4 a water outlet chamber, 5 a water outlet chamber, 6 a water inlet chamber, 7 a water outlet chamber, 8 a first baffle plate, 9 a second baffle plate, 10 a fin tube, 11 a water inlet pipe, 12 an electric valve I, 13 a brush cylinder, 14 a brush, 15 a motor, 16 a thread cylinder, 17 a threaded rod, 18 a transverse gear, 19 a sliding cylinder, 20 a sliding rod, 21 a bearing I, 22 a bearing II, 23 a vertical gear, 24 a fixed plate, 25 a water storage chamber, 26 a water outlet pipe and 27 an electric valve II.

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 described in fig. 1-3:

the utility model provides a spiral fin formula heat exchanger, includes casing 1, casing 1 left portion is equipped with intake chamber 2, intake chamber 2 upper portion is equipped with water inlet 3, casing 1 right part is equipped with out hydroecium 4, it is equipped with delivery port 5 to go out the hydroecium 4 bottom, casing 1 upper portion is equipped with air inlet 6 and gas outlet 7 from right side to left side in proper order, be equipped with baffle one 8 and baffle two 9 in the casing 1, be equipped with finned tube 10 between baffle one 8 and the baffle two 9, finned tube 10 is linked together with baffle one 8 and baffle two 9, its characterized in that: the upper portion of the shell 1 is provided with a water inlet pipe 11, the water inlet pipe 11 is provided with an electric valve I12, the finned tube 10 is provided with a group of brush cylinders 13, the brush cylinders 13 are mutually connected with the brush cylinders 13, the inner wall of the brush cylinders 13 is provided with brushes 14 distributed along the circumferential direction, the finned tube 10 is arranged between the brushes 14, the upper portion of the brush cylinders 13 is provided with a transmission device, and the transmission device drives the brush cylinders 13 to reciprocate on the finned tube 10.

Further, the transmission device comprises a motor 15, a thread cylinder 16 and a threaded rod 17, the motor 15 is arranged on the upper portion of the shell 1, an output shaft of the motor 15 penetrates through the upper portion of the shell 1, a transverse gear 18 is arranged on the end portion of the output shaft of the motor 15, the thread cylinder 16 is arranged on the upper portion of the brush cylinder 13, a sliding cylinder 19 is arranged on the upper portion of the thread cylinder 16, a sliding rod 20 is arranged in the sliding cylinder 19, a threaded rod 17 is arranged in the thread cylinder 16, a first bearing 21 is arranged on the first baffle 8, the left end of the threaded rod 17 is arranged in the first bearing 21, a second bearing 22 is arranged in the shell 1, the right end of the threaded rod 17 is arranged in the second bearing 22, a vertical gear 23 is arranged on the right end of the threaded rod 17, and the transverse gear 18 is meshed with the vertical gear 23.

Further, a fixing plate 24 is arranged on the inner wall of the shell 1, the fixing plate 24 is connected with a second bearing 22, a sliding rod 20 is arranged at the left part of the fixing plate 24, and the left end of the sliding rod 20 is connected with a first baffle 8.

Further, a water storage chamber 25 is arranged at the bottom of the shell 1, a drain pipe 26 is arranged at the bottom of the water storage chamber 25, and an electric valve II 27 is arranged on the drain pipe 26.

The application method of the utility model is as follows:

the water enters the water inlet chamber 2 through the water inlet 3 and then enters the finned tube 10, steam enters the shell 1 through the air inlet 6, heat exchange is realized between the finned tube 10 and normal-temperature water in the finned tube 10, so that the normal-temperature water is heated, part of the steam after heat exchange is discharged through the air outlet 7, part of the steam forms cooling water to fall into the water storage chamber 25 to be stored, and the normal-temperature water after heat exchange in the finned tube 10 enters the water outlet chamber 4 and comes out through the water outlet 5.

When the scale of the finned tube 10 is required to be cleaned, the first electric valve 12 is opened, the shell 1 is filled with the scale remover through the water inlet pipe 11, the motor 15 is started, the output shaft of the motor 15 drives the transverse gear 18 to rotate, the transverse gear 18 drives the vertical gear 23 to mesh and rotate, the threaded rod 17 rotates in the first bearing 21 and the second bearing 22, the threaded cylinder 16 horizontally moves on the threaded rod 17, the sliding cylinder 19 is driven to slide on the sliding rod 20, the brush cylinder 13 moves on the finned tube 10, the brush 14 is matched with the scale remover to brush the scale and the scale on the finned tube 10, the second electric valve 27 is opened after the brushing is completed, and sewage after the brushing in the shell 1 is discharged through the drain pipe 26.

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 (4)

1. Spiral fin formula heat exchanger, including casing (1), casing (1) left part is equipped with intake chamber (2), intake chamber (2) upper portion is equipped with water inlet (3), casing (1) right part is equipped with out hydroecium (4), out hydroecium (4) bottom is equipped with delivery port (5), casing (1) upper portion is equipped with air inlet (6) and gas outlet (7) from right side to left side in proper order, be equipped with baffle one (8) and baffle two (9) in casing (1), be equipped with finned tube (10) between baffle one (8) and baffle two (9), finned tube (10) are linked together with baffle one (8) and baffle two (9), its characterized in that: the novel electric water heater is characterized in that a water inlet pipe (11) is arranged on the upper portion of the shell (1), an electric valve I (12) is arranged on the water inlet pipe (11), a group of brush cylinders (13) are arranged on the finned tube (10), the brush cylinders (13) are connected with the brush cylinders (13) mutually, brushes (14) distributed along the circumferential direction are arranged on the inner walls of the brush cylinders (13), the finned tube (10) is arranged between the brushes (14), a transmission device is arranged on the upper portion of the brush cylinders (13), and the transmission device drives the brush cylinders (13) to reciprocate on the finned tube (10).

2. The spiral fin heat exchanger of claim 1, wherein: the transmission device comprises a motor (15), a thread cylinder (16) and a threaded rod (17), wherein the motor (15) is arranged on the upper portion of a shell (1), an output shaft of the motor (15) penetrates through the upper portion of the shell (1), a transverse gear (18) is arranged on the end portion of the output shaft of the motor (15), the thread cylinder (16) is arranged on the upper portion of the brush cylinder (13), a sliding cylinder (19) is arranged on the upper portion of the thread cylinder (16), a sliding rod (20) is arranged in the sliding cylinder (19), a threaded rod (17) is arranged in the thread cylinder (16), a first bearing (21) is arranged on a baffle plate (8), a left end of the threaded rod (17) is arranged in the first bearing (21), a second bearing (22) is arranged in the shell (1), a right end of the threaded rod (17) is arranged in a vertical gear (23), and the transverse gear (18) is meshed with the vertical gear (23).

3. The spiral fin heat exchanger of claim 2, wherein: the inner wall of the shell (1) is provided with a fixed plate (24), the fixed plate (24) is connected with a second bearing (22), the left part of the fixed plate (24) is provided with a sliding rod (20), and the left end of the sliding rod (20) is connected with a first baffle (8).

4. The spiral fin heat exchanger of claim 1, wherein: the water storage chamber (25) is arranged at the bottom of the shell (1), the drain pipe (26) is arranged at the bottom of the water storage chamber (25), and the second electric valve (27) is arranged on the drain pipe (26).