Internal combustion engine generator set radiator with reinforced core body and main leaf

Abstract

The utility model relates to an internal combustion engine generator set radiator with a reinforced core body and a reinforced main leaf. Comprising a supporting frame, an intercooler core assembly, a radiator core assembly, a wind scooper, a protective cover and installation bottom feet, the intercooler core assembly comprises a side plate, an upper air chamber, an air outlet pipe, an intercooler core, an air inlet pipe, a lower air chamber and a supporting triangular piece, the intercooler core comprises a protective plate, a main piece, a radiating pipe and a radiating belt, the two sides of the main piece are each provided with a reinforcing rib, and the two sides of the main piece are each provided with a reinforcing rib. L-shaped folded edges are arranged on the longitudinal edges of the two sides of the protective plate respectively, U-shaped groove reinforcing ribs are punched on the surface of the protective plate in the longitudinal direction, mounting tenons are arranged at the upper end and the lower end of the protective plate, and kidney-shaped flanging slotted holes for containing heat dissipation pipes are formed in the main piece. The intercooler core assembly is simple in structure, the rigidity, the strength and the vibration resistance of the intercooler are improved, and the whole intercooler core assembly does not deform or leak.

Description

TECHNICAL FIELD

[0001] The utility model relates to a radiator of internal combustion engine generating set, especially to a core main piece reinforced radiator of internal combustion engine generating set, belong to radiator technical field. BACKGROUND

[0002] Since the end of the 20th century, domestic Shangchai, Weichai, Yuchai, Pangguo etc. high speed large horsepower engine manufacturers, benchmarking European and American MTU, CAT, Volvo, Cummins etc. famous internal combustion engine manufacturers, accelerate the upgrading of internal combustion engine design level and manufacturing technology. With the continuous development of series (parallel) turbocharging technology, electronic control fuel injection technology, high efficiency combustion technology and new materials, new process manufacturing, engine power increases, reaches 30KW / L or so can guarantee higher reliability, unit power fuel consumption gradually reduces, has fallen to 195g / KW.h.

[0003] At present, the power range of the matching generator set is 500KW-1230KW, and the total displacement of the 6-cylinder high-speed engine is 19.6L (Weichai 6M33D), 25.18L (Shangchai 6KTAA25), 35.1L (Shangchai 6WTAA35), 39.58L (Yuchai YC6C) etc. series specifications. In order to make the "power to weight ratio" more advantageous, reduce the relative weight of the engine and the cost of the material used, the 6-cylinder engine of this type generally adopts "air-air intercooling" closed circulation cooling mode, and the intercooler assembly is matched with the radiator water core assembly. The internal combustion engine utilizes the fan to blow air to the radiator water core assembly and the intercooler core assembly to cool the high-temperature water discharged from the engine cylinder liner and the high-temperature gas after turbocharging. The engine has a margin, sufficient power reserve, and high reliability of the unit.

[0004] Because the displacement of the series engine is large, the size of the intercooler corresponding to the high-temperature compressed air cooling is also increased, the cross section of the intercooler radiator pipe is long and narrow, the width is 6mm, the length is 48mm, 60mm or 86mm (the length direction two ends are semicircles with a radius of 3mm), and the height is between 1300-1800mm. This puts forward higher requirements for the insertion matching degree and welding firmness of the radiator pipe and the main piece, and also puts forward higher requirements for the overall rigidity strength of the intercooler core. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a core main piece reinforced radiator of internal combustion engine generating set.

[0006] Therefore, the technical scheme adopted by the utility model is:

[0007] The utility model provides a kind of core main piece reinforced type internal combustion engine generator set radiator, including support frame, intercooler core assembly, radiator core assembly, air deflector, protective cover and mounting foot, the intercooler core assembly includes side plate, upper air chamber, gas outlet pipe, intercooler core, gas inlet pipe, lower air chamber and support triangle, the intercooler core includes guard plate, main piece, radiator pipe and radiator band, the both sides of the main piece are equipped with a reinforcing rib, the both sides longitudinal edge of the guard plate is equipped with ∟-shaped flange respectively, U-shaped groove reinforcing rib is stamped along longitudinal direction on the surface of the guard plate, the upper and lower ends of the guard plate are equipped with mounting tenon, the main piece is equipped with the waist type flanging slot hole accommodating radiator pipe.

[0008] As a further improvement of the above technical solution, the depth of the waist type flanging slot hole is twice the thickness of the main piece.

[0009] As a further improvement of the above technical solution, the gas inlet pipe and the gas outlet pipe of the intercooler core assembly are connected with the turbocharger gas outlet pipe and the internal combustion engine combustion chamber gas inlet pipe respectively to form a loop.

[0010] As a further improvement of the above technical solution, the port part of the gas outlet pipe and the gas inlet pipe is provided with a clamping protruding arc for connecting a rubber pipe.

[0011] As a further improvement of the above technical solution, the side wall of the upper air chamber is provided with a temperature sensor and a pressure sensor.

[0012] The utility model has the advantages of:

[0013] The utility model discloses a kind of core main piece reinforced type internal combustion engine generator set radiator, including support frame, intercooler core assembly, radiator core assembly, air deflector, protective cover and mounting foot, the intercooler core assembly includes side plate, upper air chamber, gas outlet pipe, intercooler core, gas inlet pipe, lower air chamber and support triangle, the intercooler core includes guard plate, main piece, radiator pipe and radiator band, the both sides of the main piece are equipped with a reinforcing rib, the both sides longitudinal edge of the guard plate is equipped with ∟-shaped flange respectively, U-shaped groove reinforcing rib is stamped along longitudinal direction on the surface of the guard plate, the upper and lower ends of the guard plate are equipped with mounting tenon, the main piece is equipped with the waist type flanging slot hole accommodating radiator pipe. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the structure schematic diagram of the utility model.

[0015] Figure 2 It is Figure 1 Left view of

[0016] Figure 3is a structural schematic view of the intercooler core assembly.

[0017] Figure 4 is a left view of the intercooler core. Figure 3

[0018] Figure 5 is a structural schematic view of the intercooler core.

[0019] Figure 6 is a structural schematic view of the guard plate.

[0020] Figure 7 is a structural schematic view of the main sheet.

[0021] Figure 8 is a sectional view of A-A of the intercooler core. Figure 7

[0022] Fig. 1 is a support frame, 2 is an intercooler core assembly, 3 is a radiator core assembly, 4 is a wind deflector, 5 is a protective cover, 6 is a mounting foot, 201 is a side plate, 202 is an upper air chamber, 203 is an air outlet pipe, 204 is an intercooler core, 205 is an air inlet pipe, 206 is a lower air chamber, 207 is a support triangle, 208 is a clamping convex arc, 209 is a temperature sensor, 210 is a pressure sensor, 20401 is a guard plate, 20402 is a main sheet, 20403 is a heat dissipation pipe, 20404 is a heat dissipation belt, 2040101 is a ∟-shaped folded edge, 2040102 is a U-shaped groove reinforcing rib, 2040103 is a mounting tenon, 2040201 is a reinforcing rib, 2040202 is a waist-shaped flange slot hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] ​​The utility model provides a kind of core main piece reinforcing type internal combustion engine generator set radiator, including support frame 1, intercooler core assembly 2, radiator core assembly 3, wind deflector 4, protective cover 5 and installation foot 6, the intercooler core assembly 2 includes side plate 201, upper air chamber 202, gas outlet pipe 203, intercooler core 204, gas inlet pipe 205, lower air chamber 206 and support triangle 207, the intercooler core 204 includes guard plate 20401, main piece 20402, radiator pipe 20403 and radiator band 20404, both sides of the main piece 20402 are equipped with a reinforcing rib 2040201, increase longitudinal disturbance degree;The longitudinal edge of both sides of the guard plate 20401 is equipped with ∟-shaped folding edge 2040101 respectively and forms "Fang" longitudinal edge structure frame, U-shaped groove reinforcing rib 2040102 is stamped along the longitudinal direction on the surface of the guard plate 20401, and the longitudinal stiffness of the guard plate 20401 is increased;The upper and lower ends of the guard plate 20401 are equipped with mounting tenon 2040103, the main piece 20402 is equipped with waist-shaped flange slot hole 2040202 for accommodating radiator pipe 20403, and is formed by stamping twice, for example, the main piece thickness d1=1.8mm, slot hole width w2=6mm, slot hole length l2=86mm, vertically stamping out 2.4mm*82.4mm long waist-shaped aperture for the first time, and stamping out waist-shaped flange slot hole with width 6mm*length 86mm for the second time, slot hole depth d2=3.6mm, the depth of the waist-shaped flange slot hole 2040202 is twice the thickness of the main piece 20402, and the grafting and wrapping are more closely matched and stable.

[0025] As a further improvement of the above technical solution, the gas inlet pipe 205 and the gas outlet pipe 203 of the intercooler core assembly 2 are connected with the turbocharger gas outlet pipe and the internal combustion engine combustion chamber gas inlet pipe respectively to form a loop.

[0026] As a further improvement of the above technical solution, the port part of the gas outlet pipe 203 and the gas inlet pipe 205 is provided with a clamping protrusion 208 for connecting the rubber pipe, which is used for connecting the rubber pipe clamping and enhancing the firmness of the rubber pipe connection of the generator set cooling loop.

[0027] As a further improvement of the above technical solution, the side wall of the upper air chamber 202 is installed with a temperature sensor 209 and a pressure sensor 210 connected with the internal combustion engine generator set control system, to realize the monitoring of the temperature and pressure of the high-temperature compressed air in the intercooler core assembly, and through the internal combustion engine electronic controller ECU, the working condition and output power of the internal combustion engine generator set are adjusted in real time.

[0028] When the internal combustion engine generator set is working, the upper air chamber of the intercooler core assembly is connected with an air outlet pipe, and the lower air chamber is connected with an air inlet pipe; the air outlet pipe and the air inlet pipe of the intercooler core assembly are connected with the air inlet pipe of the combustion chamber of the internal combustion engine and the air outlet pipe of the turbocharger respectively; the turbocharger draws compressed air from the air cleaner, and the compressed air enters the combustion chamber of the internal combustion engine after being cooled by the intercooler core assembly, thereby forming an intercooling effect; the water inlet pipe and the water outlet pipe of the radiator core assembly are connected with the water outlet pipe and the water inlet pipe of the steel jacket water chamber of the internal combustion engine respectively; the water pump draws liquid from the lower water chamber of the radiator and sends the liquid into the steel jacket of the internal combustion engine, thereby forming a circulating cooling circuit; the shaft power of the internal combustion engine drives the fan blades to rotate; the fan blades blow air towards the intercooler core assembly and the radiator core assembly in a forward direction, thereby cooling and radiating the high-temperature pressurized air and the high-temperature circulating cooling liquid in the radiator body.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A core-reinforced radiator for internal combustion engine generator sets, comprising a support frame, an intercooler core assembly, a radiator core assembly, an air guide shroud, a protective cover, and mounting feet, characterized in that, The intercooler core assembly includes a side plate, an upper air chamber, an exhaust pipe, an intercooler core, an intake pipe, a lower air chamber, and a supporting triangular member. The intercooler core includes a protective plate, a main plate, heat dissipation pipes, and heat dissipation strips. Each side of the main plate is provided with a reinforcing rib. The longitudinal edges of both sides of the protective plate are provided with ∟-shaped folded edges. The surface of the protective plate is stamped with U-shaped groove reinforcing ribs along the longitudinal direction. The upper and lower ends of the protective plate are provided with mounting tenons. The main plate is provided with waist-shaped flanged slots for accommodating heat dissipation pipes.

2. The core-body reinforced internal combustion engine generator set radiator according to claim 1, characterized in that, The depth of the waist-shaped flanged slot is twice the thickness of the main sheet.

3. The core-body reinforced internal combustion engine generator set radiator according to claim 1, characterized in that, The intake and exhaust pipes of the intercooler core assembly are connected to the turbocharger exhaust pipe and the internal combustion engine combustion chamber intake pipe, respectively, to form a circuit.

4. The core-body reinforced internal combustion engine generator set radiator according to claim 1, characterized in that, Both the outlet pipe and the inlet pipe have locking protrusions at their ends for connecting the hose.

5. A core-reinforced radiator for internal combustion engine generator sets according to claim 1, characterized in that, Temperature and pressure sensors are installed on the side wall of the upper air chamber.

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