CN202648494U - One-sided bending combined heat dissipation pipe - Google Patents

Abstract

The utility model disclose a one-sided bending combined heat dissipation pipe which comprises a pipe body formed by combination of an upper heat dissipation thin sheet and a lower heat dissipation thin sheet. Inward consecutive buckling is downward arranged on an A side along the width direction of the upper heat dissipation thin sheet, and inward consecutive buckling is upward arranged on a B side along the width direction of the lower heat dissipation thin sheet. The upper heat dissipation thin sheet and the lower heat dissipation thin sheet are combined together in welding mode so that different parts of the heat dissipation pipe are not uniform in thickness, not only is heat dissipation effect is good, but also strength is greatly improved.

Description

One-sided bending combination radiating tube

Technical field

The utility model belongs to and changes the interchanger technical field, especially relates to a kind of one-sided bending combination radiating tube.

Background technology

Internal combustion engine is widely used in fields such as heavy truck, heavy engineering machinery, bus or general-utility cars as a kind of dynamical power source.Internal combustion engine at work because the contacts fuel gas of the parts such as cylinder, cylinder head, piston and valve and high temperature is subject to strong heating, mechanical temperature is very high, not only can cause the parts strength decreased, and may produce very large thermal stress, makes the parts damage.High temperature also can destroy the lubricating oil film on the cylinder wall, makes oil ageing rotten, so that piston, piston ring and cylinder jacket heavy wear, bites and adhere.In addition, too high temperature also can make the atmospheric density that enters cylinder reduce, and causes pinking, the malcombustion of pre-ignition equation etc.In order to guarantee that internal combustion engine is normal, reliably operation, must by cooler to these high temperature parts coolings, work under the temperature of the best to keep internal combustion engine.Cooler is by air-cooled two kinds of type of cooling separatory cold-peace, and the employing air is air-cooled or air-cooled type cooler as being called of cooling medium.Adopt liquid as medium be called the liquid-cooled cooler, general liquid-cooled cooler adopts water as cooling medium.The parts of the cooling down high-temperature that the water-cooled cooler utilization circulates, more effective than wind cooling, when particularly being applied to the powerful internal combustion engine such as general-utility car, heavy truck, heavy-duty machinery or bus.The core component of cooler is radiator core body, and radiating tube is the critical piece of radiator core body, and it is determining the quality index such as structural strength, sealing property, heat dispersion of radiator.The radiating tube that present traditional water-cooling type radiator uses generally is single channel or multi-channel cooling pipe, and the radiating tube cross section is circular, oval or square rounding, is spaced between the radiating tube and forms a row or multi-row composition radiator core body.Following situation can appear in radiator working environment very severe: produce high-intensity vibration when 1, working; Produce very large pulling force when 2, jolting, to particularly connecting portion compression or the stretching energetically of each position of product; 3, high temperature and each several part temperature are different, and the each several part that causes expands different and stress difference that produce.The radiator that existing market is used has a large amount of because the leakage that this class situation causes, in the place of the abominable working environment such as truck, engineering machinery and agricultural machinery, the problems such as resistance to shock is not high, impact resistance is poor, reliability is not high, service life is short appear more easily particularly.

Summary of the invention

In order to overcome defects, the purpose of this utility model is: provide a kind of not only good heat dissipation effect, and radiating tube is made up in the one-sided bending that intensity is largely increased.

The technical solution of the utility model is: comprise the body that heat radiation thin slice and lower heat radiation thin slice are combined, has inside continuous bending under the A side direction of upper heat radiation thin slice broad ways, form the bending place I, the bending place I contacts with upper heat radiation thin slice formation face, has inside continuous bending on the B side direction of lower heat radiation thin slice broad ways, form the bending place II, bending place I and bending place II have the same number bending segment, the bending place II contacts with lower heat radiation thin slice formation face, between the A lateral buckling place's I and lower heat radiation thin slice of upper heat radiation thin slice, soldering group is combined the formation body between B lateral buckling place's II of lower heat radiation thin slice and the upper heat radiation thin slice.

Have along its length relative depression reinforcement on described upper heat radiation thin slice and the lower heat radiation thin slice, reinforcement links together up and down.

The beneficial effects of the utility model are: the utility model is by changing the shape of body both sides, both sides cause by the variable thickness that folding mode obtains the radiating tube different parts, Formation cross-section thickness does not wait, that is to say by change section thickness obtain high strength and with the unification of high heat dispersion, the area thickness of middle heat radiation is constant, so that radiating tube keeps good heat dispersion, simultaneously requiring the higher both sides of mechanical performance, formed larger wall thickness, thereby obtain the significantly lifting of every mechanical performance, anti-shaking, tension, high pressure resistant, the performance such as shock-resistant has significantly and improves, and when increasing various mechanical performances, the part that middle wall thickness is thinner still keeps good heat dispersion.The utility model can be widely used in the cooling systems such as motor vehicle, engineering machinery and farm machinery, change exchange system.

Description of drawings

Fig. 1 is the section of structure of the one-sided bending combination of the utility model radiating tube;

Fig. 2 is the schematic diagram of the another kind of embodiment of the utility model one-sided bending combination radiating tube;

Fig. 3 is the one-sided bending combination of the utility model radiating tube embodiment two;

Fig. 4 is the one-sided bending combination of the utility model radiating tube embodiment three;

Fig. 5 is the one-sided bending combination of the utility model radiating tube embodiment four.

The specific embodiment

Can find out from the section of structure of the one-sided bending combination of the utility model shown in Figure 1 radiating tube, the utility model comprises the platypelloid type body that heat radiation thin slice and lower heat radiation thin slice soldering group are combined, the left side of upper heat radiation thin slice 2 broad ways has 4 sections of inside continuous bendings downwards, bending segment flattens up and down and forms bending place I 1 everywhere, bending place I 1 flattens formation face with upper heat radiation thin slice 2 and contacts, and the right side of upper heat radiation thin slice 2 does not bend.The right side of lower heat radiation thin slice 3 broad ways upwards has 4 sections of inside continuous bendings, and bending segment flattens up and down and forms bending place II 4 everywhere, and bending place II 4 flattens formation face with lower heat radiation thin slice 3 and contacts, and the left side of lower heat radiation thin slice 3 does not bend.Between bending place, the left side I 1 of upper heat radiation thin slice 2 and the right side of lower heat radiation thin slice 3, soldering group is combined the contact of formation face between the left side of bending place, the right side II 4 of lower heat radiation thin slice 3 and upper heat radiation thin slice 2, so that inner channel seal and form body.The utility model by change section thickness obtain high strength and with the unification of high heat dispersion, the area thickness of middle heat radiation is constant, so that radiating tube keeps good heat dispersion, simultaneously requiring the higher both sides of mechanical performance, and formed larger wall thickness, make anti-ly shake, tension, the performance such as high pressure resistant, shock-resistant increase substantially.The utility model can adopt the heat-transfer matcrials such as aluminium sheet, copper coin, corrosion resistant plate, can adopt the modes such as soldering or ratio-frequency welding during welding.The utility model and fins set are fitted together, and form heat exchanger after welding through soldering, vacuum welding, ratio-frequency welding or other modes.

Fig. 2 is the schematic diagram of the another kind of embodiment of the utility model one-sided bending combination radiating tube, the bending structure form of both sides is identical with Fig. 1, simultaneously, on upper heat radiation thin slice and lower heat radiation thin slice, have respectively along its length two relative depression reinforcements 5, depression reinforcement 5 up and down lays respectively at two side positions of the sheet width direction of dispelling the heat up and down, reinforcement 5 has certain width, and the height of reinforcement point place links together up and down.Certainly, the depression reinforcement also can be arranged on the centre position of width.Such as cave in reinforcement the centre position at width of Fig. 3 for the thin slice that dispels the heat up and down; Fig. 4 for a depression reinforcement of the thin slice that dispels the heat up and down in the centre position of width, reinforcement has certain width simultaneously; Fig. 5 is two side positions of two depressions of thin slice reinforcement at width that dispel the heat up and down.

Should be pointed out that under the prerequisite that does not break away from the utility model principle, also can carry out some improvement to the utility model, all those skilled in the art are without the resulting improvement of creative work, all within claim protection domain of the present utility model.

Claims (2)

1. radiating tube is made up in an one-sided bending, comprise the body that heat radiation thin slice (2) and lower heat radiation thin slice (3) are combined, it is characterized in that: have inside continuous bending under the A side direction of described upper heat radiation thin slice (2) broad ways, form bending place I (1), bending place I (1) contacts with upper heat radiation thin slice (2) formation face, has inside continuous bending on the B side direction of described lower heat radiation thin slice (3) broad ways, form bending place II (4), bending place I (1) and bending place II (4) have the same number bending segment, bending place II (4) contacts with lower heat radiation thin slice (3) formation face, between the A lateral buckling place I (1) and lower heat radiation thin slice (3) of described upper heat radiation thin slice, soldering group is combined the formation body between the B lateral buckling place II (4) of lower heat radiation thin slice and the upper heat radiation thin slice (2).

2. one-sided bending combination radiating tube according to claim 1 is characterized in that: have along its length relative depression reinforcement (5) on described upper heat radiation thin slice (2) and the lower heat radiation thin slice (3), reinforcement (5) links together up and down.

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