CN211174314U

CN211174314U - Novel wind scooper

Info

Publication number: CN211174314U
Application number: CN201922169971.XU
Authority: CN
Inventors: 孙访平; 迟迅
Original assignee: Liugong Changzhou Machinery Co Ltd
Current assignee: Liugong Changzhou Machinery Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-04
Anticipated expiration: 2029-12-06

Abstract

The utility model belongs to the technical field of a bulldozer heat dissipation system, in particular to a novel air guide cover, which comprises an upper protection plate, a middle protection plate, a lower protection plate, a machine cover, a radiator and a fan, the radiator is fixedly arranged in the hood, the rear side of the hood is provided with an opening communicated with the radiator, the upper guard plate is fixedly connected with the top end of the radiator, the middle guard plate is fixedly connected with the hood, one side of the upper guard plate, which is far away from the radiator, abuts against the top end of the middle guard plate, the lower guard plate is fixedly connected with the bottom end of the middle guard plate, one side of the lower guard plate, which is far away from the middle guard plate, is abutted against the bottom end of the radiator, the upper guard plate, the middle guard plate and the lower guard plate are all positioned at an opening at the rear side of the hood, and the upper guard plate, the middle guard plate, the lower guard plate and the hood are enclosed to form a closed air guide space, a through hole communicated with the air guide space penetrates through the middle guard plate, and the fan is arranged in the through hole.

Description

Novel wind scooper

Technical Field

The utility model belongs to the technical field of the bull-dozer cooling system, especially, relate to a novel wind scooper.

Background

At present, a wind scooper on a heat dissipation system of a bulldozer is generally assembled into an assembly by a radiator manufacturer directly, and then the assembly is sent to the whole bulldozer, so that the assembly is supplied in a modularized manner, the size difference between single parts is reduced, but the offset of the position of the wind scooper is related to the size of a fan carried by an engine, and if the size of the radiator has an error, the coaxiality of the fan of the engine and the wind scooper on the radiator is different, and the fan of the engine is interfered with the wind scooper on the radiator.

SUMMERY OF THE UTILITY MODEL

The air guide cover axiality on the engine fan and the radiator for solving the prior art existence exists the difference, leads to the problem that the air guide cover on engine fan and the radiator interferes, the utility model provides a novel air guide cover.

In order to solve the technical problem, the technical scheme adopted by the utility model is as follows, a novel wind scooper comprises an upper guard plate, a middle guard plate, a lower guard plate, a hood, a radiator and a fan, wherein the radiator is fixedly arranged in the hood, the rear side of the hood is provided with an opening communicated with the radiator, the upper guard plate is fixedly connected with the top end of the radiator, the middle guard plate is fixedly connected with the hood, one side of the upper guard plate, which is far away from the radiator, is abutted against the top end of the middle guard plate, the lower guard plate is fixedly connected with the bottom end of the middle guard plate, one side of the lower guard plate, which is far away from the middle guard plate, is abutted against the bottom end of the radiator, the upper guard plate, the middle guard plate and the lower guard plate are all positioned at the opening at the rear side of the hood, the upper guard plate, the middle guard plate, the lower guard, the fan is disposed in the through hole.

Preferably, the upper guard plate and the lower guard plate are both provided obliquely, and the air guiding space is formed in a horn shape with an opening expanding toward the radiator. The contact area between the air guide space and the radiator is enlarged, and the air guide effect of the novel air guide cover is effectively improved.

Preferably, the upper guard plate is fixedly connected with the radiator through a bolt, and the lower guard plate is also fixedly connected with the middle guard plate through a bolt. Through bolted connection mode fixed connection, connection structure is reliable and stable, the assembly operation of being convenient for, and the cost is lower.

Preferably, the middle guard plate is fixedly connected with the hood by welding. The connecting structure is stable and reliable, the possibility of interference between the middle guard plate and the fan due to vibration is effectively avoided, and the cost is lower.

Furthermore, a support is fixedly arranged on one side, away from the air guide space, of the middle guard plate, the fan is rotationally connected with the support, and the fan is driven to rotate by the hydraulic motor. The installation of hydraulic motor and fan is different in the past with the engine direct mount, but is connected with hydraulic motor through the fan, passes through the bolt fastening hydraulic motor on the support simultaneously for hydraulic motor and fan constitute an integral module with this novel wind scooper, have solved in the past engine fan and the wind scooper in the radiator module belong to different parts, and the axiality has the problem of difference, effectively avoids fan and wind scooper to interfere.

Has the advantages that: the utility model discloses a novel wind scooper, utilize the combination of three boards of upper guard plate, middle guard plate and lower guard plate and aircraft bonnet to form inclosed wind-guiding space under the prerequisite of guaranteeing not to influence the air inlet efficiency of fan, this wind-guiding space is similar to current wind scooper, effectively avoids because of the radiator size has the error, leads to fan and wind scooper axiality to have the difference, leads to the problem of fan and wind scooper interference; meanwhile, the hydraulic motor and the fan are mounted directly on the engine in the past due to different mounting differences, the fan is connected with the hydraulic motor, and the hydraulic motor is fixed on the support of the middle guard plate through bolts, so that the hydraulic motor, the fan and the novel wind scooper form an integral module, the problem that the wind scoopers in the engine fan and the radiator module belong to different parts in the past and the coaxiality is different is solved, and the interference of the fan and the wind scooper is effectively avoided.

Drawings

Fig. 1 is a schematic perspective view of the wind scooper of the present invention (in which the hydraulic motor is not shown);

fig. 2 is an exploded schematic view of the wind scooper of the present invention;

fig. 3 is a schematic view of the internal structure of the wind scooper of the present invention (wherein the hood and the hydraulic motor are not illustrated);

in the figure: 1. the air guide device comprises an upper protection plate, 2, a middle protection plate, 21, a through hole, 22, a support, 3, a lower protection plate, 4, a hood, 5, a radiator, 6, a fan, 7, an air guide space, 8, bolts, 9 and a hydraulic motor.

Detailed Description

Examples

As shown in fig. 1 to 3, a novel wind scooper comprises an upper guard plate 1, a middle guard plate 2, a lower guard plate 3, a hood 4, a radiator 5 and a fan 6, wherein the radiator 5 is fixedly arranged in the hood 4, the rear side of the hood 4 is provided with an opening communicated with the radiator 5, the upper guard plate 1 is fixedly connected with the top end of the radiator 5, the middle guard plate 2 is fixedly connected with the hood 4, one side of the upper guard plate 1, which is far away from the radiator 5, abuts against the top end of the middle guard plate 2, the lower guard plate 3 is fixedly connected with the bottom end of the middle guard plate 2, one side of the lower guard plate 3, which is far away from the middle guard plate 2, abuts against the bottom end of the radiator 5, the upper guard plate 1, the middle guard plate 2 and the lower guard plate 3 are all positioned at the opening at the rear side of the hood 4, the upper guard plate 1, the middle guard plate 2, the lower guard plate 3 and the hood 4 enclose to form, the fan 6 is disposed in the through hole 21.

In order to improve the wind guiding effect of the novel wind scooper, as shown in fig. 3, the upper protection plate 1 and the lower protection plate 3 are both obliquely arranged, and the wind guiding space 7 is in a horn shape with an opening expanding towards the radiator 5.

In order to facilitate the assembly of the novel wind scooper, as shown in fig. 1 and fig. 2, the upper protection plate 1 is fixedly connected with the radiator 5 through a bolt 8, and the lower protection plate 3 is also fixedly connected with the middle protection plate 2 through a bolt 8; well backplate 2 is through welding and aircraft bonnet 4 fixed connection, and the welded fastening mode of well backplate 2 is firm, effectively avoids well backplate 2 to take place to interfere because of vibrations and fan 6.

As shown in fig. 1 and 2, a support 22 is fixedly arranged on one side of the middle protective plate 2, which is far away from the air guiding space 7, the fan 6 is rotatably connected with the support 22, the fan 6 is driven by the hydraulic motor 9 to rotate, the hydraulic motor 9 and the fan 6 are not directly mounted with the engine in the past, but are connected with the hydraulic motor 9 through the fan 6, and meanwhile, the hydraulic motor 9 is fixed on the support 22 through the bolt 8, so that the hydraulic motor 9, the fan 6 and the novel air guiding cover form an integral module, the problem that the air guiding covers in the engine fan 6 and the radiator 5 module belong to different parts in the past is solved, the coaxiality is different, and the interference between the fan 6 and the air guiding cover is effectively avoided.

The working principle is as follows:

before the radiator 5 is assembled on the whole machine, the middle protective plate 2 is welded and fixed on the hood 4, the fan 6 and the hydraulic motor 9 are assembled on the middle protective plate 2, meanwhile, the lower protective plate 3 is fixedly connected with the bottom end of the middle protective plate 2 through the bolt 8, the upper protective plate 1 is fixedly connected with the bottom end of the radiator 5 through the bolt 8, the radiator 5 is assembled in the hood 4, at the moment, one side, far away from the radiator 5, of the upper protective plate 1 abuts against the top end of the middle protective plate 2, one side, far away from the middle protective plate 2, of the lower protective plate 3 abuts against the bottom end of the radiator 5, and the upper protective plate 1, the middle protective plate 2, the lower protective plate 3 and the hood 4 are enclosed; when the hydraulic motor 9 drives the fan 6 to radiate heat, heat flow is guided to the radiator 5 by the air guide space 7, and the radiator 5 radiates heat flow; because the hydraulic motor 9 and the fan 6 are mounted directly on the engine in the past but connected with the hydraulic motor 9 through the fan 6, and the hydraulic motor 9 is fixed on the bracket 22 of the middle guard plate 2 through the bolt 8, the hydraulic motor 9, the fan 6 and the novel wind scooper form an integral module, the problem that the wind scoopers in the engine fan 6 and the radiator 5 module belong to different parts and have different coaxiality is solved, and the interference between the fan 6 and the wind scooper is effectively avoided; the connection mode of the upper protection plate 1, the middle protection plate 2, the lower protection plate 3 and the hood 4 effectively avoids the problem that due to the fact that the size of the radiator 5 has errors, the coaxiality of the fan 6 and the wind scooper is different, and the fan 6 and the wind scooper are interfered.

Claims

1. A novel wind scooper is characterized in that: including last backplate (1), well backplate (2), apron plate (3), aircraft bonnet (4), radiator (5) and fan (6), radiator (5) are fixed to be set up in aircraft bonnet (4), the rear side of aircraft bonnet (4) has the opening with radiator (5) intercommunication, go up the top fixed connection of backplate (1) and radiator (5), well backplate (2) and aircraft bonnet (4) fixed connection, the one side of going up backplate (1) and keeping away from radiator (5) supports and leans on the top of well backplate (2), the bottom fixed connection of apron plate (3) and well backplate (2) down, the one side that well backplate (2) were kept away from in apron plate (3) down supports and leans on the bottom of radiator (5), go up backplate (1), well backplate (2) and apron plate (3) all are located the opening part of aircraft bonnet (4) rear side, just go up backplate (1), The air guide device is characterized in that the middle guard plate (2), the lower guard plate (3) and the hood (4) are enclosed to form a closed air guide space (7), a through hole (21) communicated with the air guide space (7) penetrates through the middle guard plate (2), and the fan (6) is arranged in the through hole (21).

2. The novel wind scooper of claim 1, wherein: the upper protection plate (1) and the lower protection plate (3) are obliquely arranged, and the air guide space (7) is in a horn shape with an opening expanding towards the radiator (5).

3. The novel wind scooper according to claim 1 or 2, wherein: the upper protection plate (1) is fixedly connected with the radiator (5) through a bolt (8), and the lower protection plate (3) is also fixedly connected with the middle protection plate (2) through the bolt (8).

4. The novel wind scooper of claim 3, wherein: the middle guard plate (2) is fixedly connected with the hood (4) through welding.

5. The novel wind scooper of claim 1, wherein: and a support (22) is fixedly arranged on one side, far away from the air guide space (7), of the middle protective plate (2), the fan (6) is rotationally connected with the support (22), and the fan (6) is driven to rotate by the hydraulic motor (9).