CN210033604U

CN210033604U - Convection ventilation device for diesel generator

Info

Publication number: CN210033604U
Application number: CN201920856778.0U
Authority: CN
Inventors: 杨凡; 罗贵川
Original assignee: Chongqing Dameng Mechanical And Electrical Co Ltd
Current assignee: Chongqing Dameng Mechanical And Electrical Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-02-07
Anticipated expiration: 2029-06-10

Abstract

The utility model provides a convection ventilation device for a diesel generator, which relates to the technical field of diesel generators and comprises a bracket, wherein a diesel generator body is arranged in the bracket, a first fan and a second fan are respectively and fixedly arranged on two sides of the outer wall of the bracket, the end parts of the first fan and the second fan are respectively connected with a connecting cylinder, the convection ventilation device for the diesel generator divides a forced airflow generated by the first fan into three parts and respectively blows the three parts to three positions with larger heat generation of the diesel generator body, the heat dissipation efficiency can be improved for the targeted forced air cooling, meanwhile, the suction force generated by the second fan can absorb the heat generated during the air cooling, the convection efficiency is improved, the heat dissipation of the diesel generator body is further accelerated, the side wall of the bracket is isolated by a side plate and a sound absorption plate, the noise generated when the generator body of the diesel engine works can be effectively reduced.

Description

Convection ventilation device for diesel generator

Technical Field

The utility model relates to a diesel generator technical field specifically is a diesel generator is with convection current ventilation unit.

Background

The diesel generator is a small-sized generating equipment, and is a power machine using diesel oil as fuel, and using diesel engine as prime mover to drive generator to generate electricity, and its complete set of machine set is formed from diesel engine, generator, control box, fuel tank, starting and controlling accumulator jar, protection device and emergency cabinet, etc. the invented radiating device of portable diesel generator with application number of CN201820793608.8 can utilize air cooling and water cooling mode to radiate heat of diesel generator, but the air cooling position has no pertinence, and the three places with higher heat quantity of diesel generator are diesel engine, generator and self-carried radiator, and the comparison document can accelerate air flow on the surface of diesel generator by means of rotation of fan blade on one side, but if the forced air flow is blown to other places, the radiating effect of diesel generator is poor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a convection current ventilation unit for diesel generator has solved the comparison file and has passed through the rotatory air flow that can accelerate diesel generator surface of flabellum of unilateral, nevertheless if force the air current to blow to other positions, to the relatively poor problem of diesel generator's radiating effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a convection ventilation device for a diesel generator comprises a bracket, a diesel generator body is arranged in the bracket, a first fan and a second fan are respectively and fixedly arranged on two sides of the outer wall of the bracket, a control switch electrically connected with the first fan and the second fan is arranged on the top of the bracket, the end parts of the first fan and the second fan are both connected with a connecting cylinder, the other side of the connecting cylinder is connected with three air guide pipes, the side part of the bracket is clamped with a side plate, the four corners of the outer wall of the side plate are respectively bolted with a buckle, the side plate is fixedly arranged on the side wall of the bracket through the buckle, the inner wall of the side plate is bonded with a sound-absorbing plate, the end parts of the three air guide pipes on the side part of the first fan respectively penetrate through the side plate and the sound-absorbing plate and face different parts of the diesel generator body, the end part of the second fan side air guide pipe is opposite to the end part of the first fan side air guide pipe.

Further, the bottom bolt of diesel generator body has the mounting panel, the welding has spacing elasticity swash plate and cushion gum between the bottom border department of mounting panel and the support inner wall bottom.

Furthermore, a transition fillet is arranged at the corner of the air guide pipe, and the inner wall of the transition fillet is smooth.

Furthermore, funnel-shaped dryer is installed to the one end that the connecting cylinder was kept away from to the guide duct, the filter screen is all installed to the tip of the air inlet end of first fan and dryer.

Further, the top welding of support has the handle, and the handle is "N" shape.

(III) advantageous effects

The utility model provides a diesel generator is with convection current ventilation unit. The method has the following beneficial effects:

1. this diesel generator is with convection current ventilation unit, forced air current that the guide duct produced first fan falls into the triplex and blows respectively to the great position of three departments heat production of diesel generator body, to its pertinence forced air cooling, can improve the radiating efficiency, and the suction that the second fan produced simultaneously can be siphoned away the heat that produces when the air cooling, improves convection efficiency, further has accelerated the heat dissipation of diesel generator body.

2. This convection current ventilation unit for diesel generator, the lateral wall of support is all isolated through curb plate and abatvoix, can effectively reduce the noise that the diesel generator body during operation produced, and the cushion gum has been installed with the bottom of support to the bottom of mounting panel, can reduce the intensity that the diesel generator body during operation vibration transmitted to the support, reduces the noise decibel that the diesel generator body work vibration produced, has further improved the function of making an uproar.

Drawings

FIG. 1 is an external view of the present invention;

fig. 2 is an internal schematic view of the bracket of the present invention;

fig. 3 is a schematic view of the connection between the side plate and the sound-absorbing plate of the present invention.

In the figure: the air-conditioning system comprises a support 1, a diesel generator body 2, a first fan 3, a second fan 4, a connecting cylinder 5, an air guide pipe 6, a transition fillet 7, a side plate 8, a fastener 9, a sound-absorbing plate 10, an air duct 11, a filter screen 12, a mounting plate 13, a limiting elastic inclined plate 14, a buffer rubber 15 and a handle 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a convection ventilation device for diesel generator, as shown in fig. 1-3, including a bracket 1, a diesel generator body 2 is installed inside the bracket 1, a first fan 3 and a second fan 4 are respectively and fixedly installed on both sides of the outer wall of the bracket 1, a control switch electrically connected with the first fan 3 and the second fan 4 is installed on the top of the bracket 1, the end parts of the first fan 3 and the second fan 4 are both connected with a connecting cylinder 5, the air outlet end of the first fan 3 faces the connecting cylinder 5, the air inlet end of the second fan 4 faces the connecting cylinder 5, the other side of the connecting cylinder 5 is connected with three air ducts 6, a side plate 8 is clamped on the side part of the bracket 1, a buckle 9 is bolted on four corners of the outer wall of the side plate 8, the side plate 8 is fixedly installed on the side wall of the bracket 1 through the buckle 9, a sound-absorbing plate 10 is bonded on the inner wall of the side, the end parts of three air guide pipes 6 on the side part of the first fan 3 respectively penetrate through a side plate 8 and a sound absorption plate 10 and face different parts of the diesel generator body 2, the end parts of the three air guide pipes 6 respectively face a diesel engine, a generator and a radiator of the diesel generator, the end part of the air guide pipe 6 on the side part of the second fan 4 is opposite to the end part of the air guide pipe 6 on the side part of the first fan 3, the air guide pipe 6 divides a forced airflow generated by the single first fan 3 into three parts and respectively blows the three parts to three positions with larger heat generation of the diesel generator body 2, the heat dissipation efficiency can be improved by the targeted forced air cooling, meanwhile, the heat generated in the air cooling process can be absorbed by suction force generated by the second fan 4, the convection efficiency is improved, and the heat dissipation of the diesel generator body 2 is further accelerated.

Wherein, diesel generator body 2's bottom bolt joint has mounting panel 13, the welding has spacing elasticity swash plate 14 and cushion to glue 15 between mounting panel 13's bottom border department and the 1 inner wall bottom of support, the lateral wall of support 1 is all isolated through curb plate 8 and abatvoix 10, can effectively reduce the noise that produces of generating diesel generator body 2 during operation, cushion glue 15 has been installed with the bottom of support 1 to mounting panel 13's bottom, can reduce the intensity that diesel generator body 2 during operation vibration transmitted to support 1, reduce the noise decibel that 2 work vibrations of diesel generator body produced, the function of making an uproar is fallen has further improved.

Wherein, transition fillet 7 has been seted up at the corner of

guide duct

6, and 7 inner walls slick and sly in transition fillet, can reduce the windage, improves the efficiency of cold and hot air convection.

Wherein, the one end that the connecting cylinder 5 was kept away from to guide duct 6 is installed hopper-shaped dryer 11, and filter screen 12 is all installed to the air inlet end of first fan 3 and the tip of dryer 11, avoids the foreign matter to get into and blocks up guide duct 6.

Wherein, the top welding of support 1 has handle 16, and handle 16 is "N" shape, conveniently removes the device.

The working principle is as follows: the air guide pipe 6 divides the forced airflow generated by the single first fan 3 into three parts which are respectively blown to three positions of the diesel generator body 2 with larger heat production, the targeted forced air cooling is carried out on the three parts, the heat dissipation efficiency can be improved, meanwhile, the suction force generated by the second fan 4 can absorb the heat generated in the air cooling process, the convection efficiency is improved, the heat dissipation of the diesel generator body 2 is further accelerated, the side walls of the bracket 1 are isolated by the side plates 8 and the sound absorption plates 10, the noise generated in the working process of the diesel generator body 2 can be effectively reduced, the side plates 8 are fixed on the bracket 1 through the buckles 9, the assembly and disassembly are simple, the side plates 8 are convenient to disassemble for assembling and disassembling the diesel generator body 2, the cushion rubber 15 is arranged at the bottom of the mounting plate 13 and the bottom of the bracket 1, the strength of vibration transmitted to the bracket 1 in the working process of the diesel generator body 2 can be reduced, and the noise decibel, the function of noise reduction is further improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The convection ventilation device for the diesel generator is characterized by comprising a support (1), a diesel generator body (2) is installed inside the support (1), a first fan (3) and a second fan (4) are respectively and fixedly installed on two sides of the outer wall of the support (1), a control switch electrically connected with the first fan (3) and the second fan (4) is installed at the top of the support (1), connecting cylinders (5) are connected to the end portions of the first fan (3) and the second fan (4), three air guide pipes (6) are connected to the other side of each connecting cylinder (5), a side plate (8) is clamped on the side portion of the support (1), buckles (9) are bolted on four corners of the outer wall of the side plate (8), the side plate (8) is fixedly installed on the side wall of the support (1) through the buckles (9), and a sound absorption plate (10) is bonded on the inner wall of the side plate (8), the end parts of the three air guide pipes (6) on the side part of the first fan (3) respectively penetrate through the side plate (8) and the sound absorption plate (10) and face different parts of the diesel generator body (2), and the end part of the air guide pipe (6) on the side part of the second fan (4) is opposite to the end part of the air guide pipe (6) on the side part of the first fan (3).

2. The convection ventilation device for a diesel generator as set forth in claim 1, wherein: the bottom bolt of diesel generator body (2) has connect mounting panel (13), the welding has spacing elasticity swash plate (14) and cushion gum (15) between the bottom border department of mounting panel (13) and support (1) inner wall bottom.

3. The convection ventilation device for a diesel generator as set forth in claim 1, wherein: transition fillets (7) are formed in corners of the air guide pipe (6), and the inner walls of the transition fillets (7) are smooth.

4. The convection ventilation device for a diesel generator as set forth in claim 1, wherein: funnel-shaped air duct (11) is installed to the one end that connecting cylinder (5) are kept away from in guide duct (6), filter screen (12) are all installed to the air inlet end of first fan (3) and the tip of air duct (11).

5. The convection ventilation device for a diesel generator as set forth in claim 1, wherein: the top of the support (1) is welded with a handle (16), and the handle (16) is N-shaped.