CN217233631U

CN217233631U - Rain-proof fume extractor in box generating set top

Info

Publication number: CN217233631U
Application number: CN202221021120.6U
Authority: CN
Inventors: 苑伟静; 王怀杰; 高合朋; 张凤
Original assignee: Jinan Jimeile Power Supply Technology Co Ltd
Current assignee: Jinan Jimeile Power Supply Technology Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-19
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to a rain-proof fume extractor in box generating set top, be equipped with outside pipe (4) of discharging fume on box shell (1) of the device relative to hole (12) top, utilize bolt (13) to discharge fume outside pipe (4) fastening on box shell (1), the dress is worn in hole (12) and outside pipe (4) of discharging fume in the centre to middle pipe (8) of discharging fume, set up below heat insulating mattress (7) between middle pipe flange (9) of discharging fume and box shell (1), utilize down bolt (14) through inside pipe flange (11) of discharging fume, middle pipe flange (9) of discharging fume and below heat insulating mattress (7) will middle pipe (8) of discharging fume and inside pipe (10) fastening below box shell (1), the lower extreme of inside pipe (10) of discharging fume utilizes flange fixed mounting on engine exhaust port (3). The utility model discloses the specially adapted requires higher on-vehicle box generating set field to rain-proof and heat-proof quality.

Description

Box-type generator set top rainproof smoke exhaust device

Technical Field

The utility model belongs to the technical field of generating set, especially, relate to a rain-proof fume extractor in box generating set top.

Background

In the vehicle-mounted box type generator set, the top smoke exhaust structure is adopted, so that the vehicle-mounted box type generator set has the advantages of small influence on operators, small pollution to vehicle chassis equipment and the like, and the working environment of the operators and the vehicle chassis equipment can be greatly improved. However, high-temperature flue gas is discharged from the top of the generator set, so that higher requirements are put on the rain-proof and heat-insulating capability of the top of the generator set, otherwise, rain leakage of the generator set or damage to internal components can be caused.

Disclosure of Invention

The utility model discloses a solve the rain-proof and thermal-insulated problem that box generating set top was discharged fume and is brought, provided a rain-proof fume extractor in box generating set top. In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a rain-proof fume extractor in box generating set top, includes box shell, engine housing and engine exhaust port, its characterized in that: the device has a case with holes, an external smoke exhaust pipe arranged above the holes, an external smoke exhaust pipe flange fixed at the lower end of the external smoke exhaust pipe, an upper heat insulation pad is arranged between the outer smoke exhaust pipe flange and the box body shell, the outer smoke exhaust pipe is fastened on the box body shell by utilizing an upper bolt, the middle smoke exhaust pipe is arranged in the hole and the outer smoke exhaust pipe in a penetrating way, the lower end of the middle smoke exhaust pipe is fixedly provided with the middle smoke exhaust pipe flange, an inner smoke exhaust pipe is arranged below the middle smoke exhaust pipe flange, an inner smoke exhaust pipe flange is fixedly arranged at the upper end of the inner smoke exhaust pipe, and a lower heat insulation pad is arranged between the middle smoke exhaust pipe flange and the box body shell, the middle smoke exhaust pipe and the inner smoke exhaust pipe are fastened below the box body shell through the inner smoke exhaust pipe flange, the middle smoke exhaust pipe flange and the lower heat insulation pad by utilizing a lower bolt, and the lower end of the inner smoke exhaust pipe is fixedly arranged on an engine smoke exhaust port by utilizing a flange. The aperture of the hole is 1.5 to 1.8 times of the outer diameter of the middle smoke exhaust pipe; so that a cavity is formed between the inner wall of the hole and the middle smoke exhaust pipe. The upper heat insulation pad and the lower heat insulation pad are made of asbestos rubber, and high-temperature-resistant sealant is smeared on the upper surface and the lower surface of the upper heat insulation pad and the surface of an inner hole of the upper heat insulation pad. The inner smoke exhaust pipe is a corrugated pipe; the depth of the middle smoke exhaust pipe inserted into the outer smoke exhaust pipe is 8 to 12 mm.

The utility model discloses the specially adapted requires higher on-vehicle box generating set field to rain-proof and heat-proof quality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure, 1, a box body shell, 2, an engine shell, 3, an engine smoke outlet, 4, an external smoke exhaust pipe, 5, an external smoke exhaust pipe flange, 6, an upper heat insulation pad, 7, a lower heat insulation pad, 8, a middle smoke exhaust pipe, 9, a middle smoke exhaust pipe flange, 10, an internal smoke exhaust pipe, 11, an internal smoke exhaust pipe flange, 12, holes, 13, upper bolts, 14 and lower bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a rain-proof fume extractor in box generating set top, includes box shell 1, engine housing 2 and engine exhaust port 3, its characterized in that: the device is characterized in that a box body shell 1 is provided with a hole 12, an external smoke exhaust pipe 4 is arranged above the hole 12, the lower end of the external smoke exhaust pipe 4 is fixedly provided with an external smoke exhaust pipe flange 5, an upper heat insulation pad 6 is arranged between the external smoke exhaust pipe flange 5 and the box body shell 1, the external smoke exhaust pipe 4 is fastened on the box body shell 1 by an upper bolt 13, a middle smoke exhaust pipe 8 is arranged in the hole 12 and the external smoke exhaust pipe 4 in a penetrating way, the lower end of the middle smoke exhaust pipe 8 is fixedly provided with a middle smoke exhaust pipe flange 9, an internal smoke exhaust pipe 10 is arranged below the middle smoke exhaust pipe flange 9, the upper end of the internal smoke exhaust pipe 10 is fixedly provided with an internal smoke exhaust pipe flange 11, a lower heat insulation pad 7 is arranged between the middle smoke exhaust pipe flange 9 and the box body shell 1, and the middle smoke exhaust pipe flange 8 and the internal smoke exhaust pipe 10 are fastened below the box body shell 1 by a lower bolt 14 through the internal smoke exhaust pipe flange 11, the middle smoke exhaust pipe flange 9 and the lower heat insulation pad 7, the lower end of the inner smoke exhaust pipe 10 is fixedly arranged on the smoke exhaust port 3 of the engine by a flange. The aperture of the hole 12 is 1.5 to 1.8 times of the outer diameter of the middle smoke exhaust pipe 8; so that a cavity is formed between the inner wall of the hole 12 and the middle smoke exhaust pipe 8. The upper heat insulation pad 6 and the lower heat insulation pad 7 are made of asbestos rubber, and the upper surface and the lower surface of the upper heat insulation pad 6 and the surface of an inner hole of the upper heat insulation pad are coated with high-temperature-resistant sealant. The inner smoke exhaust pipe 10 is a corrugated pipe; the middle smoke exhaust pipe 8 is inserted into the outer smoke exhaust pipe 4 to the inner depth of 8 to 12 mm.

The working process of the utility model is as follows:

the box type generator set is arranged in a box body, and smoke exhausted by an engine firstly enters a middle smoke exhaust pipe 8 through an inner smoke exhaust pipe 10 and then enters an outer smoke exhaust pipe 4 to be exhausted outside the box body of the box type generator set.

The upper heat insulation pad 6 is made of asbestos rubber, is good in high temperature resistance and has certain elasticity, high temperature resistant sealant is smeared on the upper surface, the lower surface and the inner hole surface of the upper heat insulation pad, a gap between the middle smoke exhaust pipe 8 and the box body shell 1 is completely sealed, and the rainproof requirement of top smoke exhaust is met.

The aperture of the hole 12 of the box shell 1 is 1.5 to 1.8 times of the external diameter of the middle smoke exhaust pipe 8, so that an air heat insulation layer is ensured between the non-contact surfaces of the middle smoke exhaust pipe and the box shell, and a lower heat insulation pad 7 is additionally arranged between the flange 9 of the middle smoke exhaust pipe and the box shell 1, so that heat transfer between the contact surfaces of the middle smoke exhaust pipe and the box shell is blocked; an upper heat insulation pad 6 is additionally arranged between the external smoke exhaust pipe flange 5 and the box body shell 1, so that heat transfer between the external smoke exhaust pipe flange and the box body shell is blocked, and the heat insulation requirement of top smoke exhaust is met.

Claims

1. The utility model provides a rain-proof fume extractor in box generating set top, includes box shell (1), engine housing (2) and engine exhaust port (3), its characterized in that: a hole (12) is formed in a box shell (1) of the device, an external smoke exhaust pipe (4) is arranged above the hole (12) in a relative mode, an external smoke exhaust pipe flange (5) is fixedly arranged at the lower end of the external smoke exhaust pipe (4), an upper heat insulation pad (6) is arranged between the external smoke exhaust pipe flange (5) and the box shell (1), the external smoke exhaust pipe (4) is fastened on the box shell (1) through an upper bolt (13), an intermediate smoke exhaust pipe (8) is arranged in the hole (12) and the external smoke exhaust pipe (4) in a penetrating mode, an intermediate smoke exhaust pipe flange (9) is fixedly arranged at the lower end of the intermediate smoke exhaust pipe (8), an internal smoke exhaust pipe (10) is arranged below the intermediate smoke exhaust pipe flange (9), an internal smoke exhaust pipe flange (11) is fixedly arranged at the upper end of the internal smoke exhaust pipe (10), a lower heat insulation pad (7) is arranged between the intermediate smoke exhaust pipe flange (9) and the box shell (1), and a lower bolt (14) is utilized to enable the smoke exhaust pipe flange (11) to be connected through the internal smoke exhaust pipe flange (11), The middle smoke exhaust pipe (8) and the inner smoke exhaust pipe (10) are fastened below the box shell (1) through a middle smoke exhaust pipe flange (9) and a lower heat insulation pad (7), and the lower end of the inner smoke exhaust pipe (10) is fixedly arranged on an engine smoke exhaust port (3) through a flange.

2. The top rainproof smoke exhaust device of box type generator set according to claim 1, wherein: the aperture of the hole (12) is 1.5 to 1.8 times of the outer diameter of the middle smoke exhaust pipe (8); so that a cavity is formed between the inner wall of the hole (12) and the middle smoke exhaust pipe (8).

3. The top rainproof smoke exhaust device of box type generator set according to claim 1, wherein: the upper heat insulation pad (6) and the lower heat insulation pad (7) are made of asbestos rubber, and the upper surface and the lower surface of the upper heat insulation pad (6) and the inner hole surface of the upper heat insulation pad are coated with high-temperature-resistant sealant.

4. The top rainproof smoke exhaust device of box type generator set according to claim 1, wherein: the inner smoke exhaust pipe (10) is a corrugated pipe; the depth of the middle smoke exhaust pipe (8) inserted into the outer smoke exhaust pipe (4) is 8 to 12 mm.