CN216245727U

CN216245727U - Corrugated pipe heat exchanger

Info

Publication number: CN216245727U
Application number: CN202122934060.9U
Authority: CN
Inventors: 徐嘉鸿; 徐凤春; 邵泳澄
Original assignee: Fushun Huaheng Chemical Machinery Co ltd
Current assignee: Fushun Huaheng Chemical Machinery Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-04-08
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a corrugated pipe heat exchanger which comprises a base, two end sockets, a barrel and a fixed barrel, wherein a groove is formed in the base, a bidirectional screw is arranged in the groove, one end of the bidirectional screw is fixedly connected with a first motor, two nuts are sleeved on the bidirectional screw, fixed columns are welded on the upper surfaces of the two nuts, the end sockets are welded at the top ends of the fixed columns, the barrel is connected between the two end sockets through bolts, and the fixed barrel is sleeved on the outer wall of the barrel. According to the utility model, when the maintenance is not damaged, the two seal heads move oppositely, the fixed cylinder moves upwards through the arrangement of the telescopic rod, so that the maintenance personnel can conveniently observe the inside of the cylinder, when scale is caused in the tube bundle due to long-term use, the pinion can be driven to rotate through the second motor, so that the cylinder rotates, the cleaning tool can conveniently and conveniently remove the scale in the tube bundle, and the practicability of the device in use is improved.

Description

Corrugated pipe heat exchanger

Technical Field

The utility model relates to the field of heat exchangers, in particular to a corrugated pipe heat exchanger.

Background

The heat exchanger is a device for transferring partial heat of hot fluid to cold fluid, also called heat exchanger, the heat exchanger plays an important role in chemical industry, petroleum, power, food and other industrial production, the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, the application range is wide, the requirement on the corrugated pipe is high, the corrugated pipe heat exchanger is based on the traditional shell and tube heat exchanger, the heat transfer enhancement theory and the unique design of wave crest and wave trough of the heat exchange pipe are applied, and the performance of the heat exchanger is made a great breakthrough.

However, the existing corrugated pipe heat exchanger in China is too heavy, so that the installation of end sockets on two sides is inconvenient, the pipe wall of the corrugated pipe is thick, the scaling is easy to generate and the cleaning is difficult, the maintenance work is also difficult, and meanwhile, the heat exchange pipe has a vibration phenomenon in work, so that the heat exchange pipe is easy to wear and tear in long-term use, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a corrugated pipe heat exchanger.

In order to achieve the purpose, the utility model adopts the following technical scheme: a corrugated pipe heat exchanger comprises a base, two seal heads, a barrel and a fixed barrel, wherein a groove is formed in the base, a bidirectional screw rod is arranged in the groove, a first motor is fixedly connected to one end of the bidirectional screw rod, two nuts are sleeved on the bidirectional screw rod, fixed columns are welded to the upper surfaces of the two nuts, seal heads are welded to the top ends of the fixed columns, the barrel is connected between the two seal heads through bolts, the fixed barrel is sleeved on the outer wall of the barrel, a second motor is screwed on the outer wall of the fixed barrel, a rotating shaft of the second motor is fixedly connected with a small gear, and the small gear is meshed with a large gear welded on the outer wall of the barrel;

the tube plate is welded on the inner walls of the two ends of the tube body, the plurality of baffle plates are welded between the two tube plates on the inner wall of the tube body, the tube bundles are inserted into the plurality of baffle plates, and the two ends of the tube bundles are welded with the holes formed in the two tube plates and are communicated with each other.

Preferably, the outer wall welding of barrel has a plurality of connecting rod, the one end welding of connecting rod extension degree direction has the slider, the slider with set up the spout sliding connection on the fixed cylinder inner wall.

Preferably, the plurality of baffle plates are all in a semi-arc shape, and the plurality of baffle plates are alternately distributed.

Preferably, twelve holes are formed in the tube plate, and tube bundles are welded on the twelve holes.

Preferably, a telescopic rod is arranged between the outer surface wall of the fixed cylinder and the upper surface of the base.

Preferably, the outer wall of the barrel is provided with an air inlet pipe and a condensate pipe, and the air inlet pipe and the condensate pipe are communicated with the barrel.

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

1. according to the corrugated pipe heat exchanger, the two seal heads are driven by the first motor to move towards the cylinder through the arrangement of the bidirectional screw rod, the heat exchanger can be fixed through the arrangement of the bolts, workers do not need to carry the heat exchanger, the heat exchanger is convenient to mount, and the device improves the portability in use.

2. According to the corrugated pipe heat exchanger, when the corrugated pipe heat exchanger is not damaged during maintenance, the two seal heads move oppositely, the fixed cylinder moves upwards through the arrangement of the telescopic rod, so that a maintenance worker can conveniently observe the inside of the cylinder, when scale is caused in a pipe bundle due to long-term use, the second motor can drive the pinion to rotate, the cylinder rotates, a cleaning tool can conveniently and conveniently remove the scale in the pipe bundle, and the device improves the practicability in use.

Drawings

Fig. 1 is an overall schematic view of a bellows heat exchanger according to the present invention;

fig. 2 is a sectional view of a bellows heat exchanger according to the present invention;

fig. 3 is a sectional side view of a tube body of a bellows heat exchanger according to the present invention.

Illustration of the drawings:

1. a base; 11. a groove; 12. a bidirectional lead screw; 13. a nut; 14. a first motor; 15. Fixing a column; 2. sealing the end; 21. a bolt; 3. a barrel; 31. a tube sheet; 311. a hole; 32. A baffle plate; 33. a tube bundle; 34. an air inlet pipe; 35. a condensate pipe; 36. a connecting rod; 37. A slider; 4. a fixed cylinder; 41. a chute; 42. a telescopic rod; 5. a second motor; 51. a pinion gear; 52. and a gearwheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a corrugated pipe heat exchanger comprises a base 1, two end sockets 2, a barrel 3 and a fixed barrel 4, wherein a groove 11 is formed in the base 1, a bidirectional screw 12 is arranged in the groove 11, one end of the bidirectional screw 12 is fixedly connected with a first motor 14, two nuts 13 are sleeved on the bidirectional screw 12, fixed columns 15 are welded on the upper surfaces of the two nuts 13, the end sockets 2 are welded on the top ends of the fixed columns 15, the barrel 3 is connected between the two end sockets 2 through bolts 21, the fixed barrel 4 is sleeved on the outer wall of the barrel 3, a second motor 5 is screwed on the outer wall of the fixed barrel 4, a pinion 51 is fixedly connected with a rotating shaft of the second motor 5, the pinion 51 is meshed with a gearwheel 52 welded on the outer wall of the barrel 3, and a through pipeline is arranged on the end sockets 2, when the heat exchanger is installed, a water body can enter through one end socket 2 and flow into the other end socket 2 through a plurality of tube bundles 33, then discharging;

tube plates 31 are welded on the inner walls of two ends of the cylinder 3, a plurality of baffle plates 32 are welded between the two tube plates 31 on the inner wall of the cylinder 3, tube bundles 33 are inserted into the baffle plates 32, and the two ends of the tube bundles 33 are welded with holes 311 formed in the two tube plates 31 and are communicated with each other.

The outer wall welding of barrel 3 has a plurality of connecting rod 36, and the one end welding of connecting rod 36 extension degree direction has slider 37, slider 37 and the spout 41 sliding connection who sets up on the inner wall of fixed cylinder 4.

The plurality of baffle plates 32 are semi-arc-shaped, and the plurality of baffle plates 32 are alternately distributed, and the baffle plates 32 are plates for changing the flow direction of fluid, which can improve the heat transfer effect and also play a role in supporting the tube bundle 33.

The tube plate 31 is provided with twelve holes 311, and the tube bundles 33 are welded on the twelve holes 311, the tube plate 31 is that the holes 311 with the same outer diameter as the tube bundles 33 are drilled on the steel plate, and the tube bundles 33 are penetrated and welded and fixed.

Be equipped with telescopic link 42 between fixed cylinder 4 outer table wall and the base 1 upper surface, telescopic link 42 can make fixed cylinder 4 rise, the inside maintenance of the barrel 3 of being convenient for.

An air inlet pipe 34 and a condensate pipe 35 are arranged on the outer wall of the barrel 3, the air inlet pipe 34 and the condensate pipe 35 are communicated with the barrel 3, air enters from the air inlet pipe 34, the contact area is improved through the effect of the baffle plate 32, and formed water is discharged from the condensate pipe 35.

The working principle is as follows: this kind of bellows heat exchanger is when using, under the drive of first motor 14, make two-way lead screw 12 rotate, drive two head 2 and remove to barrel 3, setting through bolt 21, can accomplish the heat exchanger fixedly, need not workman's transport, the installation of the heat exchanger of being convenient for, when overhauing has not had the damage, move two head 2 in opposite directions, setting through telescopic link 42, with solid fixed cylinder 4 rebound, make things convenient for the maintainer to observe barrel 3 is inside, when arousing the incrustation scale because of long-term use in tube bank 33, accessible second motor 5 drives pinion 51 and rotates, make its meshing gear wheel 52, make barrel 3 rotate inside solid fixed cylinder 4, when burnisher clears away tube bank 33, the rotation of barrel 3, can effective convenient clearance incrustation scale, the device's practicality has been improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A corrugated pipe heat exchanger comprises a base (1), two seal heads (2), a barrel (3) and a fixed barrel (4), and is characterized in that a groove (11) is formed in the base (1), a bidirectional screw (12) is arranged in the groove (11), a first motor (14) is fixedly connected to one end of the bidirectional screw (12), two nuts (13) are sleeved on the bidirectional screw (12), fixed columns (15) are welded on the upper surfaces of the two nuts (13), the seal heads (2) are welded at the top ends of the fixed columns (15), the barrel (3) is connected between the two seal heads (2) through bolts (21), the fixed barrel (4) is sleeved on the outer wall of the barrel (3), a second motor (5) is screwed on the outer wall of the fixed barrel (4), and a pinion (51) is fixedly connected to a rotating shaft of the second motor (5), the small gear (51) is meshed with a large gear (52) welded on the outer wall of the cylinder (3);

tube plates (31) are welded on the inner walls of two ends of the barrel body (3), a plurality of baffle plates (32) are welded between the two tube plates (31) on the inner wall of the barrel body (3), a plurality of tube bundles (33) are inserted on the baffle plates (32), and two ends of the tube bundles (33) are welded with holes (311) formed in the two tube plates (31) and are communicated with each other.

2. The corrugated pipe heat exchanger according to claim 1, wherein a plurality of connecting rods (36) are welded on the outer wall of the cylinder (3), a sliding block (37) is welded on one end of each connecting rod (36) in the extension direction, and the sliding block (37) is slidably connected with a sliding groove (41) formed in the inner wall of the fixed cylinder (4).

3. A bellows heat exchanger according to claim 1, wherein a plurality of the baffle plates (32) are semi-arc shaped, and a plurality of the baffle plates (32) are alternately arranged.

4. The corrugated pipe heat exchanger according to claim 1, wherein twelve holes (311) are formed in the pipe plate (31), and a pipe bundle (33) is welded to each of the twelve holes (311).

5. A bellows heat exchanger according to claim 1, characterized in that a telescopic rod (42) is provided between the outer surface wall of the stationary cylinder (4) and the upper surface of the base (1).

6. The corrugated pipe heat exchanger according to claim 1, wherein an air inlet pipe (34) and a condensate pipe (35) are arranged on the outer wall of the cylinder (3), and the air inlet pipe (34) and the condensate pipe (35) are communicated with the cylinder (3).