CN218912978U

CN218912978U - Turbocharger with quick radiating effect

Info

Publication number: CN218912978U
Application number: CN202320007330.8U
Authority: CN
Inventors: 胥传锡; 胥逸凡
Original assignee: Wuxi Shenghetaiye Turbocharger Co ltd
Current assignee: Wuxi Shenghetaiye Turbocharger Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-04-25
Anticipated expiration: 2033-01-03

Abstract

The application discloses turbo charger with quick radiating effect, it includes pump impeller, turbine, transmission shaft, first shell and second shell, the turbine sets up in first shell, the pump impeller sets up in the second shell, first shell set up in one side of second shell, the turbine with the pump impeller passes through the transmission shaft transmission is connected, still includes thermal-insulated pipe and radiator unit, thermal-insulated pipe set up in first shell and between the second shell, the jackshaft section cover of transmission shaft is located in the thermal-insulated pipe, the both ends that thermal-insulated pipe is relative all are provided with the ring flange, radiator unit includes first fan, first fan connect in on the thermal-insulated pipe, first fan orientation the transmission shaft sets up. The present application has the effect of reducing the likelihood of turbocharger overheating.

Description

Turbocharger with quick radiating effect

Technical Field

The application relates to the technical field of turbocharger cooling, in particular to a turbocharger with a rapid heat dissipation effect.

Background

A turbocharger is an air compressor for increasing the amount of intake air to a cylinder. The turbocharger mainly comprises a pump impeller and a turbine wheel, wherein a turbine wheel shell is arranged outside the turbine wheel, the pump impeller shell is arranged outside the pump impeller, and the turbine wheel is in transmission connection with the pump impeller through a rotor shaft. Exhaust gas discharged by the engine enters the pump impeller shell, the pump impeller rotates under the driving of the exhaust gas, and the exhaust gas is discharged out of the pump impeller shell through the exhaust pipe. The turbine rotates under the drive of the rotor shaft, the pump wheel shell is communicated with the air filter, air passing through the air filter enters the pump wheel shell, the pump wheel rotates to carry out supercharging treatment on the air, and the air after supercharging enters the air cylinder, so that the air is supercharged. When the engine speed is higher, the turbine can compress more air into the cylinder, so that more fuel can be combusted, and the output power of the engine is increased.

At present, exhaust gas exhausted by an engine flows in the pump wheel shell, and the temperature of the exhaust gas can reach more than 600 ℃ shortly after the engine is started. Meanwhile, the turbocharger has very high rotating speed when in operation, and can reach hundreds of thousands of revolutions per minute, so the turbocharger needs to adopt a full floating bearing and be lubricated by engine oil.

In view of the above-mentioned related art, the present inventors consider that, during the operation of the turbocharger, the service life of each element in the turbocharger is affected, especially various sealing elements, due to the long-term high-temperature environment, and when the sealing elements fail, the lubricating oil in the device leaks, carbon deposition is generated in the device, and the power of the engine is affected.

Disclosure of Invention

In order to reduce the possibility of overheating of the turbocharger, the application provides the turbocharger with a rapid heat dissipation effect.

The application provides a turbo charger with quick radiating effect adopts following technical scheme:

the utility model provides a turbocharger with quick radiating effect, includes pump impeller, turbine, transmission shaft, first shell and second shell, the turbine sets up in first shell, the pump impeller set up in the second shell, first shell set up in one side of second shell, the turbine with the pump impeller passes through the transmission shaft transmission is connected, still includes thermal-insulated pipe and radiator unit, thermal-insulated pipe set up in first shell and between the second shell, the jackshaft section cover of transmission shaft is located in the thermal-insulated pipe, the both ends that the thermal-insulated pipe is relative all are provided with the ring flange, radiator unit includes first fan, first fan connect in on the thermal-insulated pipe, first fan orientation the transmission shaft sets up.

By adopting the technical scheme, when the turbocharger works, the heat insulation pipe separates the first housing from the second housing, so that heat in the second housing is prevented from being conducted directly like the first housing. The first fan is started to cool the transmission shaft in the heat insulation pipe, so that the possibility of overheat of the transmission shaft in the rotation process is reduced. The arrangement of the flange facilitates the connection of the heat insulation pipe with the first shell and the second shell by operators. Through mutually supporting of pump impeller, turbine, transmission shaft, first shell, second shell, thermal-insulated pipe and radiator unit, realized the thermal-insulated and cooling to the turbo charger, have the effect that reduces turbo charger overheat possibility.

Optionally, the outside of first shell and the second shell is covered jointly and is equipped with the heat dissipation shell, be provided with water spray assembly on the heat dissipation shell, water spray assembly includes coolant tank, connecting pipe, shower nozzle and water pump, coolant tank connect in on the heat dissipation shell, the connecting pipe with coolant tank intercommunication is connected, the water pump set up in on the connecting pipe, the one end of connecting pipe runs through the heat dissipation shell and stretches into wherein, the shower nozzle connect in the connecting pipe is located the one end in the heat dissipation shell, the open end orientation of shower nozzle the second shell sets up.

Through adopting above-mentioned technical scheme, the water pump starts, sprays the outer wall of second shell through connecting pipe and shower nozzle with the liquid in the coolant tank on, carries out the cooling operation to it, has further reduced the device and has taken place overheated possibility.

Optionally, the water spray assembly further comprises a water spray ring pipe, the water spray ring pipe is arranged in the heat dissipation shell, the water spray ring pipe is connected with the connecting pipe in a communicating mode, and the spray head is connected with a plurality of water spray ring pipes in a communicating mode.

Through adopting above-mentioned technical scheme, the water spray ring pipe sets up around the second shell, and the cooling water sprays to each position of second shell simultaneously from a plurality of shower nozzles, helps promoting the cooling effect of water spray subassembly.

Optionally, the heat insulation pipe is provided with a plurality of heat dissipation holes.

Through adopting above-mentioned technical scheme, the air in the heat-insulating pipe and external circulation are helped in the setting of louvre, and the air current that first fan produced flows from the louvre, helps promoting the radiating effect.

Optionally, both ends of the heat insulation pipe are provided with a heat dissipation plate, and two heat dissipation plates are in one-to-one correspondence with the first shell and the second shell and are in fit arrangement.

Through adopting above-mentioned technical scheme, the heating panel is derived heat on with first shell and the second shell fast, has promoted the radiating rate of first shell and second shell.

Optionally, one end of the heat dissipation shell is connected with a second fan.

Through adopting above-mentioned technical scheme, the second fan starts, carries out the cooling operation to first shell and second shell simultaneously, helps improving the cooling effect of device.

Optionally, an exhaust port is formed in the heat dissipation shell, and a filter screen is connected in the exhaust port.

Through adopting above-mentioned technical scheme, the air current in the heat dissipation shell flows through the gas vent, has improved the air circulation degree of heat dissipation shell, helps going on of heat dissipation process. The dust in the external environment is reduced through the arrangement of the filter screen, and the possibility that impurities enter the heat dissipation shell through the exhaust port is reduced.

Optionally, the heat dissipation shell includes the casing and connects in the cap of casing one end, the second fan sets up on the casing, the cap with the second fan is located the opposite both ends of casing, the gas vent set up in on the cap, be provided with on the cap be used for with the hasp that the casing is connected.

Through adopting above-mentioned technical scheme, because cap and casing pass through the hasp and can dismantle the connection, made things convenient for operating personnel to open the cap and clear up the inside of heat dissipation shell.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the mutual matching of the pump wheel, the turbine, the transmission shaft, the first shell, the second shell, the heat insulation pipe and the heat dissipation component, the heat insulation and the temperature reduction of the turbocharger are realized, and the effect of reducing the possibility of overheat of the turbocharger is achieved;

2. the arrangement of the heat dissipation holes is beneficial to the circulation of air in the heat insulation pipe and the outside, and air flow generated by the first fan flows out of the heat dissipation holes, so that the heat dissipation effect is improved;

3. the shell cover and the hasp are arranged, so that an operator can conveniently open the shell cover to clean the inside of the heat dissipation shell.

Drawings

Fig. 1 is a schematic structural diagram of a turbocharger with a rapid heat dissipation effect according to an embodiment of the present application.

Fig. 2 is a partial cross-sectional view of an embodiment of the present application for embodying the internal structure of a heat dissipating housing.

Fig. 3 is an enlarged view of a portion a in fig. 1.

Reference numerals illustrate: 1. a turbine; 2. a pump wheel; 3. a transmission shaft; 4. a first housing; 41. a first air inlet pipe; 42. a first exhaust pipe; 5. a second housing; 51. a second air inlet pipe; 52. a second exhaust pipe; 6. a heat dissipation housing; 61. a housing; 62. a cover; 7. a heat insulating pipe; 8. a flange plate; 9. a heat dissipation assembly; 91. a first fan; 92. a heat dissipation plate; 10. a heat radiation hole; 11. a hasp; 12. a water spray assembly; 121. a cooling water tank; 122. a connecting pipe; 123. a water spraying ring pipe; 124. a water pump; 125. a spray head; 13. a second fan; 14. an exhaust port; 15. and (3) a filter screen.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3. The embodiment of the application provides a turbocharger with a rapid heat dissipation effect, which has the effect of reducing the possibility of overheating of the turbocharger.

Referring to fig. 1 and 2, a turbocharger with a rapid heat dissipation effect includes a turbine 1, a pump impeller 2, a transmission shaft 3, a first housing 4, a second housing 5, a heat dissipation housing 6, and a heat insulation pipe 7. The turbine 1 is arranged in the first housing 4, the pump impeller 2 is arranged in the second housing 5, the turbine 1 and the pump impeller 2 are connected through the transmission shaft 3, and the transmission shaft 3 penetrates through the side walls of the first housing and the second housing 5. The first casing 4 is provided with a first air inlet pipe 41 and a first air outlet pipe 42 in a communicating manner, and the second casing 5 is provided with a second air inlet pipe 51 and a second air outlet pipe 52 in a communicating manner. The heat insulation pipe 7 is arranged between the first shell 4 and the second shell 5, two ends of the heat insulation pipe 7 are opened, and the middle shaft section of the transmission shaft 3 is arranged in the heat insulation pipe 7 in a surrounding mode.

Referring to fig. 2 and 3, the flange 8 is fixedly connected to two ends of the heat insulation pipe 7, the heat insulation pipe 7 is provided with the heat dissipation component 9, the heat dissipation component 9 comprises the first fan 91 and the heat dissipation plate 92, the first fan 91 is fixedly connected to the heat insulation pipe 7, and the first fan 91 is arranged towards the pipe section of the transmission shaft 3, which is located inside the heat insulation pipe 7. Two ends of the heat insulation pipe 7 are respectively provided with a heat dissipation plate 92, and the two heat dissipation plates 92 are in one-to-one correspondence with the first shell 4 and the second shell 5 and are in fit arrangement. The heat insulating pipe 7 is provided with a plurality of heat dissipation holes 10 for ventilation along the circumferential direction.

Referring to the figure, when the turbocharger is operated, high-heat exhaust gas generated by the engine enters the second housing 5 through the second intake pipe 51 and drives the pump impeller 2 to rotate, and the exhaust gas is discharged through the second exhaust pipe 52. The transmission shaft 3 rotates under the drive of the pump impeller 2, the turbine 1 rotates in the first housing 4, the first air inlet pipe 41 is connected with an air filter (not shown in the drawing), filtered air enters the first housing 4 through the first air inlet pipe 41, and the air is compressed under the action of the pump impeller 2 and is discharged through the first air outlet pipe 42, so that the air is compressed.

Referring to fig. 2 and 3, the insulating tube 7 separates the first housing 4 from the second housing 5, which is highly hot, reducing the possibility of heat being conducted directly between the two. The heat dissipation plate 92 conducts out the heat of the first housing 4 and the second housing 5, thereby accelerating the heat dissipation process of the two. The flange 8 facilitates the connection of the heat insulating pipe 7 with the first housing 4 and the second housing 5 by an operator. The first fan 91 operates to cool the transmission shaft 3 located in the heat insulating pipe 7, reducing the possibility of overheating of the transmission shaft 3 when it rotates. The provision of the heat radiation holes 10 contributes to the improvement of the air circulation in the heat insulating pipe 7 and to the progress of the heat radiation process.

Referring to the drawings, the heat dissipation case 6 includes a cylindrical case 61 and a case cover 62 hinged to an opening end of the case 61, and the case 61 and the case cover 62 are connected by a snap 11. The water spray assembly 12 is provided in the housing 61, and the water spray assembly 12 includes a cooling water tank 121, a connection pipe 122, a water spray collar 123, a spray head 125, and a water pump 124. The cooling water tank 121 is connected to the outer wall of the housing 61, one end of the connection pipe 122 is connected to the cooling water tank 121 in a communication manner, and the water pump 124 is provided to the connection pipe 122. One end of the connection pipe 122, which is far from the cooling water tank 121, penetrates through the housing 61 and protrudes into the housing 61, and the water spray collar 123 is disposed in the housing 61 and connected with the inner annular wall of the housing 61, and the connection pipe 122 is connected with the water spray collar 123 in a communicating manner. The spray heads 125 are connected to the water spray collar 123 at equal intervals in the circumferential direction, and the opening ends of the spray heads 125 are arranged toward the outer wall of the second housing 5.

Referring to fig. 2 and 3, when the turbocharger is cooled, the water pump 124 is started, the liquid in the cooling water tank 121 enters the connecting loop through the connecting pipe 122, and finally is sprayed onto the outer wall of the second housing 5 with high heat through the plurality of spray heads 125, so as to cool the second housing, and further reduce the possibility of overheating. The arrangement of the plurality of spray heads 125 realizes the simultaneous water spraying and cooling of each position of the second housing 5, which is helpful for improving the cooling effect. Because the shell 61 and the shell cover 62 are connected through the buckle 11, an operator can conveniently open the shell cover 62 and clean various structures inside the shell 61.

Referring to fig. 2, a second fan 13 is disposed at one end of the housing 61 in the length direction, a plurality of exhaust ports 14 are formed in the housing cover 62, and a filter screen 15 is disposed on the exhaust ports 14. When the turbocharger is cooled, the second fan 13 is started, and the first casing 4 and the second casing 5 are cooled, and the heat-exchanged air flows out of the exhaust port 14. The arrangement of the air outlet 14 improves the air circulation in the housing 61, and the arrangement of the filter screen 15 reduces the possibility that impurities and dust in the external environment enter the inner cavity of the housing 61 through the air outlet 14.

The implementation principle of the turbocharger with the rapid heat dissipation effect in the embodiment of the application is as follows: the heat insulating pipe 7 separates the first housing 4 from the second housing 5, which is highly hot, reducing the possibility of heat being conducted directly between the two. The heat dissipation plate 92 conducts out the heat of the first housing 4 and the second housing 5, thereby accelerating the heat dissipation process of the two. The first fan works to cool the transmission shaft 3 positioned in the heat insulation pipe 7, so that the possibility of overheat of the transmission shaft 3 during rotation is reduced.

When the turbocharger is cooled, the water pump 124 is started, the liquid in the cooling water tank 121 enters the connecting loop pipe through the connecting pipe 122, finally is sprayed onto the outer wall of the second housing 5 with high heat through the plurality of spray heads 125, and is cooled, so that the possibility of overheating is further reduced.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a turbocharger with quick radiating effect, includes pump impeller (2), turbine (1), transmission shaft (3), first shell (4) and second shell (5), turbine (1) set up in first shell (4), pump impeller (2) set up in second shell (5), first shell (4) set up in one side of second shell (5), turbine (1) with pump impeller (2) are passed through transmission shaft (3) transmission connection, its characterized in that: still include thermal-insulated pipe (7) and radiator unit (9), thermal-insulated pipe (7) set up in first shell (4) with between second shell (5), the jackshaft section cover of transmission shaft (3) is located in thermal-insulated pipe (7), thermal-insulated pipe (7) opposite both ends all are provided with ring flange (8), radiator unit (9) include first fan (91), first fan (91) connect in on thermal-insulated pipe (7), first fan (91) orientation transmission shaft (3) set up.

2. A turbocharger with rapid heat dissipation effect according to claim 1, characterized in that: the novel cooling device comprises a first shell (4) and a second shell (5), wherein a heat dissipation shell (6) is covered outside the first shell and the second shell together, a water spraying assembly (12) is arranged on the heat dissipation shell (6), the water spraying assembly (12) comprises a cooling water tank (121), a connecting pipe (122), a spray head (125) and a water pump (124), the cooling water tank (121) is connected to the heat dissipation shell (6), the connecting pipe (122) is connected with the cooling water tank (121) in a communicating mode, the water pump (124) is arranged on the connecting pipe (122), one end of the connecting pipe (122) penetrates through the heat dissipation shell (6) and stretches into the heat dissipation shell, the spray head (125) is connected to one end of the connecting pipe (122) located in the heat dissipation shell (6), and the opening end of the spray head (125) is arranged towards the second shell (5).

3. A turbocharger with rapid heat dissipation effect according to claim 2, characterized in that: the water spraying assembly (12) further comprises a water spraying ring pipe (123), the water spraying ring pipe (123) is arranged in the heat dissipation shell (6), the water spraying ring pipe (123) is communicated with the connecting pipe (122), and the spray head (125) is communicated with a plurality of water spraying ring pipes (123).

4. A turbocharger with rapid heat dissipation effect according to claim 1, characterized in that: the heat insulation pipe (7) is provided with a plurality of heat dissipation holes (10).

5. A turbocharger with rapid heat dissipation according to claim 4, wherein: both ends of the heat insulation pipe (7) are provided with a heat dissipation plate (92), and the two heat dissipation plates (92) are in one-to-one correspondence with the first shell (4) and the second shell (5) and are in fit arrangement.

6. A turbocharger with rapid heat dissipation effect according to claim 3, characterized in that: one end of the heat dissipation shell (6) is connected with a second fan (13).

7. A turbocharger with rapid heat dissipation according to claim 6, wherein: an exhaust port (14) is formed in the heat dissipation shell (6), and a filter screen (15) is connected in the exhaust port (14).

8. A turbocharger with rapid heat dissipation according to claim 7, wherein: the heat dissipation shell (6) comprises a shell (61) and a shell cover (62) connected to one end of the shell (61), the second fan (13) is arranged on the shell (61), the shell cover (62) and the second fan (13) are located at two opposite ends of the shell (61), the exhaust port (14) is arranged on the shell cover (62), and a hasp (11) used for being connected with the shell (61) is arranged on the shell cover (62).