CN215408870U

CN215408870U - Low-noise diesel generator

Info

Publication number: CN215408870U
Application number: CN202121180639.4U
Authority: CN
Inventors: 胡建; 罗红军; 王勇廷; 周秋雁
Original assignee: Chongqing Jiangchai Power Co ltd
Current assignee: Chongqing Jiangchai Power Co ltd
Priority date: 2021-05-29
Filing date: 2021-05-29
Publication date: 2022-01-04
Anticipated expiration: 2031-05-29

Abstract

The utility model relates to a low-noise diesel generator which comprises a box body and a generator set, wherein sound-absorbing cotton is arranged on the side wall in the box body, protective plates are arranged on the inner sides of the sound-absorbing cotton, an installation cavity is formed between the protective plates, a cooling shell is arranged on the outer side of the generator set, a smoke exhaust pipe is arranged on the generator set, the output end of the smoke exhaust pipe penetrates through the cooling shell, a tail gas purification box is detachably connected to the output end of the smoke exhaust pipe, a first air outlet pipe is detachably connected to one side of the tail gas purification box, second air outlet pipes are symmetrically arranged on the output end of the first air outlet pipe, the output ends of the two groups of second air outlet pipes are connected with a Y-shaped connecting pipe, and a control panel is arranged on the box body. Due to the design of the sound absorption cotton, the second air outlet pipe and the Y-shaped connecting pipe, the tail gas noise can be reduced, and the running noise of equipment in the installation cavity can be reduced; the design of the tail gas purifying box can reduce the pollution to the environment; meanwhile, the cooling shell and the refrigeration compressor are designed, so that the heat dissipation effect of the generator set can be improved.

Description

Low-noise diesel generator

Technical Field

The utility model relates to the technical field of generators, in particular to a low-noise diesel generator.

Background

The diesel generator is a machine for temporarily generating electricity when no electricity is available, can convert the heat energy generated by burning diesel into mechanical energy and then convert the mechanical energy into electric energy, and easily causes environmental pollution because the diesel contains a large amount of polluting substances when the diesel is burnt.

The utility model provides a new solution to the problems that the existing diesel generator set has larger noise reduction when in use, is inconvenient to use when in lack of tail gas purification treatment, and generates a large amount of heat in the running process of the diesel generator set so as to be inconvenient to dissipate to the surrounding environment in time.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the present invention is directed to a low noise diesel generator to solve the technical problems mentioned in the background art.

In order to solve the above problems, the present invention adopts the following technical solutions.

The low-noise diesel generator comprises a box body and a generator set, wherein sound-absorbing cotton is arranged on the side wall in the box body, protective plates are arranged on the inner sides of the sound-absorbing cotton, an installation cavity is formed between the protective plates, the generator set is installed in the installation cavity through a support, a cooling shell is arranged on the outer side of the generator set, a cooling cavity is arranged in the cooling shell, anti-freezing cooling liquid is arranged in the cooling cavity, an input pipe and an output pipe are arranged on the outer side of the cooling shell, the input pipe and the output pipe are respectively communicated with the cooling cavity, a first conveying pump is arranged at the input end of the input pipe, a refrigerating compressor is arranged at the input end of the first conveying pump, the input end of the refrigerating compressor is communicated with the output end of the output pipe, a smoke exhaust pipe is arranged on the generator set, the output end of the smoke exhaust pipe penetrates through the cooling shell, and a tail gas purification box is detachably connected to the output end of the smoke exhaust pipe, be provided with the purification chamber in the tail gas purification case, the top in purification chamber is provided with atomizer, the up end of tail gas purification case is provided with the bin, be provided with the carbon deposit cleaner in the bin, be provided with the second delivery pump on the bin, the input and the inside intercommunication of bin of second delivery pump, the output and the atomizer intercommunication of second delivery pump, one side of tail gas purification case can be dismantled and be connected with first outlet duct, the symmetry is provided with the second outlet duct on the output of first outlet duct, the output of two sets of second outlet ducts is connected with Y type connecting pipe, the box is passed to the one end of Y type connecting pipe, be provided with control panel on the box, control panel and generating set, first delivery pump, compressor and second delivery pump electric connection.

In the embodiment, due to the design of the sound absorbing cotton, the cooling shell and the tail gas purification box, an operator can move the diesel generator to a proper position, then the generator set, the first delivery pump, the refrigeration compressor and the second delivery pump are started through the control panel, tail gas generated by the operation of the generator set enters the tail gas purification box through the smoke exhaust pipe, a carbon deposition cleaning agent is sprayed into the tail gas purification box through the atomizing nozzle through the second delivery pump, the carbon deposition cleaning agent is combined with the tail gas in the tail gas purification box and then falls to the bottom of the tail gas purification box, the purified tail gas enters the two second air outlet pipes through the first air outlet pipe, the two second air outlet pipes are converged in the Y-shaped connecting pipe and are offset by utilizing mutual interference of sound waves, the noise of the tail gas is reduced, and meanwhile, the low-temperature anti-freezing cooling liquid prepared by the refrigeration compressor is conveyed to the cooling shell through the first delivery pump, the heat generated by the generator set is absorbed by the cooling shell. Due to the design of the sound-absorbing cotton, the second air outlet pipe and the Y-shaped connecting pipe, the tail gas noise can be reduced by using the second air outlet pipe and the Y-shaped connecting pipe, and the running noise of equipment in the installation cavity is reduced by using the sound-absorbing cotton; the design of the tail gas purification box can reduce the carbon particles which are not combusted in the tail gas from entering the surrounding environment, and reduce the pollution to the environment; meanwhile, due to the design of the cooling shell and the refrigeration compressor, the generator set can be cooled through the refrigeration compressor and the cooling shell, and the heat dissipation effect of the generator set is improved.

In addition, the low-noise diesel generator according to the above embodiment of the present invention may further have the following additional technical features:

according to one embodiment of the utility model, four corners of the lower end face of the box body are respectively provided with a braking universal wheel, and the side wall of the box body is provided with a handrail.

According to one embodiment of the utility model, the lower end face of the box body is provided with an air-permeable grille which is communicated with the mounting cavity.

According to one embodiment of the utility model, a dust cover is arranged on the outside of the air-permeable grille.

According to one embodiment of the utility model, the upper end face of the box body is provided with an oil filling pipe, and the bottom output end of the oil filling pipe is communicated with an oil storage tank of the generator set.

According to one embodiment of the utility model, a sealing plug is threadedly attached to the filler pipe.

According to one embodiment of the utility model, the side wall of the box body is provided with an access hole, and the access hole is communicated with the installation cavity.

According to one embodiment of the utility model, the access opening is bolted with an access cover.

According to one embodiment of the utility model, the storage tank is provided with an injection pipe, the output end of the injection pipe is communicated with the interior of the storage tank, and the injection pipe is provided with a control valve.

According to one embodiment of the utility model, a liquid injection pipe is arranged on the side wall of the cooling shell, and the output end of the liquid injection pipe is communicated with the cooling cavity.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of a low noise diesel generator of the present invention;

fig. 2 is a schematic view of the storage box.

The reference numbers in the figures illustrate:

1. a box body; 2. a generator set; 3. sound-absorbing cotton; 4. a protection plate; 5. a mounting cavity; 6. cooling the shell; 7. an antifreeze coolant; 8. an input tube; 9. an output pipe; 10. a first delivery pump; 11. a refrigeration compressor; 12. a smoke exhaust pipe; 13. a tail gas purification box; 14. a purification chamber; 15. an atomizing spray head; 16. a storage tank; 17. carbon deposition cleaning agent; 18. a second delivery pump; 19. a first air outlet pipe; 20. a second air outlet pipe; 21. a Y-shaped connecting pipe; 22. a control panel; 23. braking the universal wheel; 24. a handrail; 25. a breathable grid; 26. a dust cover; 27. an oil filling pipe; 28. a sealing plug; 29. an access hole; 30. an access cover; 31. an injection pipe; 32. and a liquid injection pipe.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1 to 2, the low noise diesel generator according to the embodiment of the present invention includes a box 1 and a generator set 2, the sound-absorbing cotton 3 is disposed on a side wall in the box 1, the protection plate 4 is disposed on an inner side of the sound-absorbing cotton 3, an installation cavity 5 is formed between the protection plates 4, the generator set 2 is installed in the installation cavity 5 through a bracket, a cooling housing 6 is disposed on an outer side of the generator set 2, a cooling cavity is disposed in the cooling housing 6, an anti-freezing cooling liquid 7 is disposed in the cooling cavity, an input pipe 8 and an output pipe 9 are disposed on an outer side of the cooling housing 6, the input pipe 8 and the output pipe 9 are respectively communicated with the cooling cavity, a first delivery pump 10 is disposed at an input end of the input pipe 8, a refrigeration compressor 11 is disposed at an input end of the first delivery pump 10, an input end of the refrigeration compressor 11 is communicated with an output end of the output pipe 9, a smoke exhaust pipe 12 is disposed on the generator set 2, the output end of the smoke exhaust pipe 12 penetrates through the cooling shell 6, the output end of the smoke exhaust pipe 12 is detachably connected with a tail gas purification box 13, a purification cavity 14 is arranged in the tail gas purification box 13, an atomizing nozzle 15 is arranged at the top of the purification cavity 14, a storage box 16 is arranged on the upper end face of the tail gas purification box 13, a carbon deposition cleaning agent 17 is arranged in the storage box 16, a second conveying pump 18 is arranged on the storage box 16, the input end of the second conveying pump 18 is communicated with the inside of the storage box 16, the output end of the second conveying pump 18 is communicated with the atomizing nozzle 15, one side of the tail gas purification box 13 is detachably connected with a first air outlet pipe 19, second air outlet pipes 20 are symmetrically arranged on the output end of the first air outlet pipe 19, the output ends of the two groups of second air outlet pipes 20 are connected with Y-shaped connecting pipes 21, one end of the Y-shaped connecting pipes 21 penetrates through the box body 1, a control panel 22 is arranged on the box body 1, the control panel 22 is connected with the generator set 2, The first delivery pump 10, the refrigeration compressor 11 and the second delivery pump 18 are electrically connected.

In this embodiment, due to the design of the sound absorbing cotton 3, the cooling housing 6 and the tail gas purifying box 13, an operator can move the diesel generator to a proper position, then start the generator set 2, the first delivery pump 10, the refrigeration compressor 11 and the second delivery pump 18 through the control panel 22, tail gas generated by the operation of the generator set 2 enters the tail gas purifying box 13 through the smoke exhaust pipe 12, the carbon deposition cleaning agent 17 is sprayed into the tail gas purifying box 13 through the atomizing nozzle 15 through the second delivery pump 18, the carbon deposition cleaning agent 17 is combined with the tail gas in the tail gas purifying box 13 and then falls to the bottom of the tail gas purifying box 13, the purified tail gas enters the two second outlet pipes 20 through the first outlet pipe 19, the two second outlet pipes 20 are converged in the Y-shaped connecting pipe 21 and offset by utilizing mutual interference of sound waves, the noise of the tail gas is reduced, and the low-temperature anti-freezing cooling liquid 7 prepared by the refrigeration compressor 11 is delivered to the cooling housing 6 through the first delivery pump 10, the heat generated by the generator set 2 is absorbed by the cooling housing 6. Due to the design of the sound absorption cotton 3, the second air outlet pipe 20 and the Y-shaped connecting pipe 21, the tail gas noise can be reduced by using the second air outlet pipe 20 and the Y-shaped connecting pipe 21, and the running noise of equipment in the installation cavity 5 is reduced by using the sound absorption cotton 3; the design of the tail gas purification box 13 can reduce the carbon particles which are not combusted in the tail gas from entering the surrounding environment, thereby reducing the pollution to the environment; meanwhile, due to the design of the cooling shell 6 and the refrigeration compressor 11, the generator set 2 can be cooled through the refrigeration compressor 11 and the cooling shell +6, and the heat dissipation effect of the generator set 2 is improved.

Furthermore, four corners of the lower end surface of the box body 1 are respectively provided with a braking universal wheel 23, and the side wall of the box body 1 is provided with a handrail 24. The design of the handrail 24 and the braking universal wheels 23 can facilitate the movement of the equipment by moving the handrail 24 and the braking universal wheels 23.

Further, the lower end face of the box body 1 is provided with a ventilating grid 25, and the ventilating grid 25 is communicated with the installation cavity 5. The design of the ventilation grille 25 can radiate the heat in the box body 1 to the surrounding environment, and prevent the temperature in the box body 1 from being overhigh.

Further, a dust cover 26 is disposed outside the air-permeable grille 25. Dust boot 26 is designed to reduce the ingress of environmental dust into mounting cavity 5 through dust boot 26.

Further, an oil filling pipe 27 is arranged on the upper end face of the box body 1, and the bottom output end of the oil filling pipe 27 is communicated with an oil storage tank of the generator set 2. The design of the oil injection pipe 27 can facilitate the injection of diesel oil into the generator set 2 through the oil injection pipe 27.

Further, a sealing plug 28 is threadedly connected to the filler pipe 27. The sealing plug 28 is designed to prevent debris from entering the filler pipe 27.

Furthermore, the side wall of the box body 1 is provided with an access hole 29, and the access hole 29 is communicated with the installation cavity 5. The design of the access hole 29 can facilitate the maintenance of the equipment in the installation cavity 5.

Further, an access cover 30 is bolted to the access opening 29. The access cover 30 is designed to prevent impurities from entering the installation cavity 5 through the access opening 29.

Furthermore, the storage tank 16 is provided with an injection pipe 31, an output end of the injection pipe 31 is communicated with the inside of the storage tank 16, and the injection pipe 31 is provided with a control valve. The injection pipe 31 is designed to facilitate the injection of the soot cleaning agent 17 into the storage tank 16.

Further, a liquid injection pipe 32 is arranged on the side wall of the cooling shell 6, and the output end of the liquid injection pipe 32 is communicated with the cooling cavity. The design of the liquid injection pipe 32 can facilitate the injection of the anti-freezing cooling liquid 7 into the cooling shell 6.

The working process of the utility model is as follows:

an operator can move the diesel generator to a proper position, then the generator set 2, the first delivery pump 10, the refrigeration compressor 11 and the second delivery pump 18 are started through the control panel 22, tail gas generated by the operation of the generator set 2 enters the tail gas purifying box 13 through the smoke exhaust pipe 12, the carbon deposition cleaning agent 17 is sprayed into the tail gas purification box 13 through the atomizing nozzle 15 by the second delivery pump 18, the carbon deposition cleaning agent 17 is combined with the tail gas in the tail gas purification box 13 and then falls to the bottom of the tail gas purification box 13, the purified tail gas enters two second air outlet pipes 20 through the first air outlet pipe 19, the two second air outlet pipes 20 are converged in the Y-shaped connecting pipe 21 and offset by utilizing mutual interference of sound waves, the noise of the tail gas is reduced, meanwhile, the low-temperature anti-freezing cooling liquid 7 prepared by the refrigeration compressor 11 is conveyed to the cooling shell 6 through the first conveying pump 10, and the heat generated by the generator set 2 is absorbed through the cooling shell 6. Due to the design of the sound absorption cotton 3, the second air outlet pipe 20 and the Y-shaped connecting pipe 21, the tail gas noise can be reduced by using the second air outlet pipe 20 and the Y-shaped connecting pipe 21, and the running noise of equipment in the installation cavity 5 is reduced by using the sound absorption cotton 3; the design of the tail gas purification box 13 can reduce the carbon particles which are not combusted in the tail gas from entering the surrounding environment, thereby reducing the pollution to the environment; meanwhile, due to the design of the cooling shell 6 and the refrigeration compressor 11, the generator set 2 can be cooled through the refrigeration compressor 11 and the cooling shell +6, and the heat dissipation effect of the generator set 2 is improved.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a low noise diesel generator, includes box and generating set, its characterized in that: the generator set is arranged in the installation cavity through a support, a cooling shell is arranged on the outer side of the generator set, a cooling cavity is arranged in the cooling shell, anti-freezing cooling liquid is arranged in the cooling cavity, an input pipe and an output pipe are arranged on the outer side of the cooling shell, the input pipe and the output pipe are respectively communicated with the cooling cavity, a first conveying pump is arranged at the input end of the input pipe, a refrigeration compressor is arranged at the input end of the first conveying pump, the input end of the refrigeration compressor is communicated with the output end of the output pipe, a smoke exhaust pipe is arranged on the generator set, the output end of the smoke exhaust pipe penetrates through the cooling shell, a tail gas purification box is detachably connected to the output end of the smoke exhaust pipe, a purification cavity is arranged in the tail gas purification box, and an atomization nozzle is arranged at the top of the purification cavity, the up end of tail gas clean-up box is provided with the bin, be provided with the carbon deposit cleaner in the bin, be provided with the second delivery pump on the bin, the input and the inside intercommunication of bin of second delivery pump, the output and the atomizer intercommunication of second delivery pump, one side of tail gas clean-up box can be dismantled and be connected with first outlet duct, the symmetry is provided with the second outlet duct on the output of first outlet duct, the output of two sets of second outlet ducts is connected with Y type connecting pipe, the box is passed to the one end of Y type connecting pipe, be provided with control panel on the box, control panel and generating set, first delivery pump, compressor and second delivery pump electric connection.

2. A low noise diesel generator according to claim 1, characterized in that: the four corners of the lower end face of the box body are respectively provided with a braking universal wheel, and the side wall of the box body is provided with a handrail.

3. A low noise diesel generator according to claim 1, characterized in that: the lower terminal surface of box is provided with ventilative grid, ventilative grid with the installation cavity intercommunication.

4. A low noise diesel generator according to claim 3, characterized in that: and a dust cover is arranged on the outer side of the breathable grid.

5. A low noise diesel generator according to claim 1, characterized in that: an oil filling pipe is arranged on the upper end face of the box body, and the bottom output end of the oil filling pipe is communicated with an oil storage tank of the generator set.

6. A low noise diesel generator according to claim 5, characterized in that: and the oil injection pipe is provided with a sealing plug in threaded connection.

7. A low noise diesel generator according to claim 1, characterized in that: and the side wall of the box body is provided with an access hole, and the access hole is communicated with the installation cavity.

8. A low noise diesel generator according to claim 7, characterized in that: and the access hole is connected with an access cover through a bolt.

9. A low noise diesel generator according to claim 1, characterized in that: the storage box is provided with an injection pipe, the output end of the injection pipe is communicated with the inside of the storage box, and the injection pipe is provided with a control valve.

10. A low noise diesel generator according to claim 1, characterized in that: and a liquid injection pipe is arranged on the side wall of the cooling shell, and the output end of the liquid injection pipe is communicated with the cooling cavity.