CN210862359U

CN210862359U - Laser welding spiral finned tube heat exchanger

Info

Publication number: CN210862359U
Application number: CN201921223593.2U
Authority: CN
Inventors: 蒋民伟
Original assignee: Wuxi Mcveigh Equipment Technology Co ltd
Current assignee: Wuxi Mcveigh Equipment Technology Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-06-26
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses a laser welding spiral finned tube heat exchanger specifically is the heat exchanger field, including heat exchanger, heat exchanger bottom plate, heat exchanger curb plate, finned outer tube, link, feed liquor pipe, fluid-discharge tube, the heat exchanger is including heat exchanger bottom plate, heat exchanger curb plate, the heat exchanger curb plate is including heat exchanger left side board, heat exchanger right side board, the fixed surface of heat exchanger left side board installs the absorption backup pad. The utility model discloses a set up dross removal mechanism for when finned tube and heat exchanger case welded, can leave the residue in the welding seam, because the residue is unfavorable for heat transfer, and lead to the fracture easily for a long time at heat exchanger live time, thereby make the heat exchanger damage stop work, dross removal mechanism adsorbs the residue on heat exchanger case both sides this moment, makes the residue can not influence heat exchanger work, has both avoided the residue to lead to cracked problem, solves the problem that the heat exchanger damaged stop work again.

Description

Laser welding spiral finned tube heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field, more specifically say, the utility model relates to a laser welding spiral finned tube heat exchanger.

Background

The finned tube heat exchanger is one of the earliest and most successful discoveries in the process of improving tube heat exchange, and until now, the method is still the most widely applied method in all kinds of tube heat exchange surface enhanced heat transfer methods, and the method is not only suitable for the single-finned tube heat exchanger and is widely applied in power, chemical engineering, petrochemical engineering, air conditioning engineering and refrigeration engineering.

At present finned tube heat exchanger in the use, because when the installation welding, all need weld every mouth of pipe, among the welding process between finned tube and heat exchanger case, can leave the residue in the welding seam during welding, the residue is unfavorable for heat transfer, and the time leads to the fracture easily moreover for a long time, when the finned tube fracture, can make the heat exchanger damage and stop work.

In addition, when the heat exchanger transfers heat, the liquid and gas in the heat exchanger have low flow velocity, which reduces the heat transfer velocity, thereby resulting in low heat transfer efficiency of the heat exchanger.

It is therefore highly desirable to provide a laser welded turn-fin tube heat exchanger which removes welding residues, has high heat transfer efficiency, and is robust.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a laser welding spiral finned tube heat exchanger through setting up dross removal mechanism and accelerating device for in finned tube heat exchanger working process, the dross removal mechanism acts on simultaneously, thereby when the heat exchanger conducts heat, the residue that welding was left can be cleared up on both sides to the dross removal mechanism.

In addition, when the heat exchanger works, the accelerating device accelerates the flow velocity of liquid and gas in the heat exchanger, and the heat transfer rate is low, so that the problems in the background art are solved.

In order to achieve the above object, the utility model provides a following technical scheme: a laser welding spiral finned tube heat exchanger comprises a heat exchanger, a heat exchanger bottom plate, heat exchanger side plates, a fin outer tube, a connecting frame, a liquid inlet tube and a liquid discharge tube, wherein the heat exchanger comprises a heat exchanger bottom plate and a heat exchanger side plate, the heat exchanger side plate comprises a heat exchanger left side plate and a heat exchanger right side plate, an adsorption support plate is fixedly installed on the outer surface of the heat exchanger left side plate, a slag remover is fixedly installed on one side of the top of the adsorption support plate, a communicating tube is fixedly connected to one side of the slag remover, an adsorption port is fixedly connected to the other side of the communicating tube, a hydraulic support plate is fixedly installed on the outer surface of the heat exchanger right side plate, a hydraulic press is fixedly installed at the top of the hydraulic support plate, a finned tube is welded inside the heat exchanger, the heat exchanger comprises a heat exchanger body, and is characterized in that a fin outer tube is fixedly connected to one side of a right side plate of the heat exchanger, a connecting frame is fixedly mounted to the other side of the fin outer tube, a liquid inlet tube is welded to the bottom of the side face of the connecting frame, and a liquid discharge tube is welded to the top of the side face of the connecting frame.

In a preferred embodiment, the slag removing box is fixedly mounted at the bottom of the inner cavity of the slag remover, the motor supporting plate is welded at the middle part of the left side of the inner cavity of the slag remover, the motor is fixedly mounted at the top of the motor supporting plate, the fan blades are fixedly mounted on a motor shaft of the motor, and the handle is movably connected to the bottom of one side of the slag remover.

In a preferred embodiment, the two sides of a hydraulic rod of the hydraulic machine are fixedly provided with cleaning sheets, and the number of the cleaning sheets is several.

In a preferred embodiment, the outer surface of the speed rotating device is fixedly provided with a heat-proof pad, and the middle part of the side surface of the speed rotating device is movably connected with a connecting rod.

In a preferred embodiment, the two sides of the rotating speed rod are fixedly provided with rotating speed pieces, and the rotating speed device is movably connected with the rotating speed rod through a connecting rod.

In a preferred embodiment, the adsorption support plates are two and are respectively arranged at the top and the lower part of the outer surface of the left side plate of the heat exchanger.

In a preferred embodiment, the hydraulic machine has two hydraulic machines which are respectively arranged at the top and the bottom of the outer surface of the right side plate of the heat exchanger.

In a preferred embodiment, the blades of the fan are of the turbine type with the wind direction facing inwards.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up dross removal mechanism for when finned tube and heat exchanger case welded, can leave the residue in the welding seam, because the residue is unfavorable for heat transfer, and lead to the fracture easily for a long time at heat exchanger live time, thereby make the heat exchanger damage stop work, dross removal mechanism adsorbs the residue on heat exchanger case both sides this moment, makes the residue can not influence heat exchanger work, has both avoided the residue to lead to cracked problem, solves the problem that the heat exchanger damaged stop work again.

2. Utility model discloses a set up accelerating device for the heat exchanger is at normal during operation, and the finned tube conducts heat at the heat exchanger incasement, because liquid flow degree is low in the heat exchanger, thereby it is little for the thermal coefficient to give the outside of tubes, leads to heat transfer efficiency low, and accelerating device begins to accelerate liquid flow in the heat exchanger is inside this moment, makes the inside liquid flow degree of heat exchanger improve, thereby the outside of tubes increases for the thermal coefficient, and heat transfer efficiency improves, has both avoided the problem of heat exchanger heat transfer rate, solves the problem of heat exchanger liquid velocity of flow degree again.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the schematic diagram of the inner cavity structure of the slag remover of the utility model.

Fig. 3 is a schematic diagram of the structure of the outer surface of the hydraulic machine of the present invention.

Fig. 4 is a schematic structural diagram of the tachometer of the present invention.

The reference signs are: 1. a heat exchanger; 2. a heat exchanger base plate; 3. a heat exchanger side plate; 4. adsorbing the support plate; 5. a slag remover; 6. a communicating pipe; 7. an adsorption port; 8. a hydraulic support plate; 9. a hydraulic press; 10. a finned tube; 11. a speed changer; 12. a speed rotating rod; 13. a fin outer tube; 14. a connecting frame; 15. a liquid inlet pipe; 16. a liquid discharge pipe; 31. a heat exchanger left side plate; 32. a heat exchanger right side plate; 51. a slag removal box; 52. a motor support plate; 53. a motor; 54. a fan blade; 55. a handle; 91. a cleaning sheet; 111. a heat-proof cushion; 112. a connecting rod; 121. a rotating speed sheet.

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.

The laser welding spiral finned tube heat exchanger shown in the attached figures 1-4 comprises a heat exchanger 1, a heat exchanger bottom plate 2, a heat exchanger side plate 3, a fin outer tube 13, a connecting frame 14, a liquid inlet tube 15 and a liquid discharge tube 16, wherein the heat exchanger 1 comprises the heat exchanger bottom plate 2 and the heat exchanger side plate 3, the heat exchanger side plate 3 comprises a heat exchanger left side plate 31 and a heat exchanger right side plate 32, an adsorption support plate 4 is fixedly installed on the outer surface of the heat exchanger left side plate 31, a slag remover 5 is fixedly installed on one side of the top of the adsorption support plate 4, a communicating tube 6 is fixedly connected to one side of the slag remover 5, an adsorption port 7 is fixedly connected to the other side of the communicating tube 6, a hydraulic support plate 8 is fixedly installed on the outer surface of the heat exchanger right side plate 32, a hydraulic press 9 is fixedly, the finned tube 10 is characterized in that a speed converter 11 is fixedly mounted on one side inside the finned tube 10, a speed rotating rod 12 is movably connected to the side face of the speed converter 11, a fin outer tube 13 is fixedly connected to one side of a right side plate 32 of the heat exchanger, a connecting frame 14 is fixedly mounted on the other side of the fin outer tube 13, a liquid inlet tube 15 is welded to the bottom of the side face of the connecting frame 14, and a liquid discharge tube 16 is welded to the top of the side face of the connecting frame 14.

The implementation mode is specifically as follows: through the arrangement of the slag removal device and the accelerating device, when the finned tube 10 is welded with the heat exchanger 1 box, the slag removal device acts simultaneously, so that when residues are left in a welding seam, the residues are not beneficial to heat transfer, the heat transfer of the heat exchanger 1 is influenced, and the residues are easy to break, at the moment, the slag removal device starts to adsorb the residues on two sides of the heat exchanger 1 box, in addition, when the heat exchanger 1 works, the liquid flowing degree in the heat exchanger 1 is low, so that the heat supply coefficient outside the tube is small, at the moment, the accelerating device accelerates the liquid flowing in the finned tube 10, the problem that the residues break is finally avoided, and the problem of the heat transfer rate of;

as shown in fig. 2, a deslagging box 51 is fixedly mounted at the bottom of an inner cavity of the deslagging device 5, a motor support plate 52 is welded at the middle of the left side of the inner cavity of the deslagging device 5, a motor 53 is fixedly mounted at the top of the motor support plate 52, fan blades 54 are fixedly mounted on a motor shaft of the motor 53, and a handle 55 is movably connected to the bottom of one side of the deslagging device 5.

The implementation mode is specifically as follows: through the arrangement of the slag remover 5, when the motor 53 is started, the motor shaft drives the fan blades 54 to rotate, so that residues are sucked into the slag removing box 51, the slag removing box 51 is pulled out by the handle 55, and finally the residues are removed;

as shown in fig. 3, the two sides of the hydraulic rod of the hydraulic press 9 are fixedly provided with a plurality of cleaning sheets 91, and the number of the cleaning sheets 91 is several.

The implementation mode is specifically as follows: by arranging the hydraulic machine 9, when the hydraulic machine 9 is started, the hydraulic rod stretches forwards, so that the cleaning sheet 91 is driven to clean residues;

as shown in fig. 4, a heat-proof pad 111 is fixedly installed on the outer surface of the tachometer 11, and a connecting rod 112 is movably connected to the middle of the side surface of the tachometer 11.

The implementation mode is specifically as follows: by arranging the heat-proof pad 111, when the heat exchanger 1 is started, the heat-proof pad 111 can protect the speed changer 11 from being influenced by hot air;

the utility model discloses the theory of operation:

at first, each subassembly position is installed and normal start heat exchanger 1, and dross removal mechanism begins work this moment, and when hydraulic press 9 started, hydraulic stem of hydraulic press 9 can stretch out and draw back forward to drive and clean the residue on piece 91 clearance heat exchanger 1, recycle dross removal mechanism and adsorb and clean the residue that piece 91 cleaned, finally avoided the residue to lead to cracked problem.

Furthermore, when the heat exchanger 1 is started up, the tacho 11 and the tacho bar 12 inside the finned tube 10 start to rotate, thereby accelerating the liquid flow inside the finned tube 10, and finally avoiding the problem of the heat transfer rate of the heat exchanger 1.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a laser welding spiral finned tube heat exchanger, includes heat exchanger (1), heat exchanger bottom plate (2), heat exchanger curb plate (3), fin outer tube (13), link (14), feed liquor pipe (15), fluid-discharge tube (16), its characterized in that: the heat exchanger (1) comprises a heat exchanger bottom plate (2) and a heat exchanger side plate (3), the heat exchanger side plate (3) comprises a heat exchanger left side plate (31) and a heat exchanger right side plate (32), an adsorption support plate (4) is fixedly arranged on the outer surface of the heat exchanger left side plate (31), a slag remover (5) is fixedly arranged on one side of the top of the adsorption support plate (4), a communicating pipe (6) is fixedly connected to one side of the slag remover (5), an adsorption port (7) is fixedly connected to the other side of the communicating pipe (6), a hydraulic support plate (8) is fixedly arranged on the outer surface of the heat exchanger right side plate (32), a hydraulic machine (9) is fixedly arranged on the top of the hydraulic support plate (8), a finned tube (10) is welded inside the heat exchanger (1), and a speed changer (11) is, the side swing joint of speeder (11) has speed-changing pole (12), one side fixedly connected with fin outer tube (13) of heat exchanger right side board (32), the opposite side fixed mounting of fin outer tube (13) has link (14), the bottom welding of link (14) side has feed liquor pipe (15), the top welding of link (14) side has fluid-discharge tube (16).

2. A laser welded finned tube heat exchanger according to claim 1 wherein: the bottom fixed mounting of scummer (5) inner chamber has slag removing box (51), and the left middle part welding of scummer (5) inner chamber has motor supporting plate (52), and the top fixed mounting of motor supporting plate (52) has motor (53), and fixed mounting has flabellum (54) on the motor shaft of motor (53), the bottom swing joint of scummer (5) one side has handle (55).

3. A laser welded finned tube heat exchanger according to claim 1 wherein: cleaning sheets (91) are fixedly installed on two sides of a hydraulic rod of the hydraulic machine (9), and the number of the cleaning sheets (91) is a plurality.

4. A laser welded finned tube heat exchanger according to claim 1 wherein: the outer surface of the speed rotating device (11) is fixedly provided with a heat-proof pad (111), and the middle part of the side surface of the speed rotating device (11) is movably connected with a connecting rod (112).

5. A laser welded finned tube heat exchanger according to claim 1 wherein: the two sides of the rotating speed rod (12) are fixedly provided with rotating speed sheets (121), and the rotating speed device (11) is movably connected with the rotating speed rod (12) through a connecting rod (112).

6. A laser welded finned tube heat exchanger according to claim 1 wherein: the two adsorption support plates (4) are respectively arranged at the top and the lower part of the outer surface of the left side plate (31) of the heat exchanger.

7. A laser welded finned tube heat exchanger according to claim 1 wherein: and two hydraulic machines (9) are arranged and are respectively arranged at the top and the bottom of the outer surface of the right side plate (32) of the heat exchanger.

8. A laser welded finned tube heat exchanger according to claim 2 wherein: the fan blades of the fan blades (54) are of a turbine type, and the wind direction faces inwards.