CN210123917U

CN210123917U - Automobile alternating-current generator rear cover cap with built-in ventilation structure

Info

Publication number: CN210123917U
Application number: CN201921064127.4U
Authority: CN
Inventors: 项玲娅; 周森泰; 李启辉; 张程飞
Original assignee: Zhejiang Fenglian Automobile Motor Co Ltd
Current assignee: Zhejiang Fenglian Automobile Motor Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-03-03
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a rear cover cap of an automobile alternating-current generator with a built-in ventilation structure, which comprises a rear cover cap body, wherein the rear cover cap body consists of an impeller and a rear cover plate, the impeller is positioned at the inner side of the rear cover plate, a plurality of hangers are fixedly arranged at the outer side of the rear cover plate, bolt holes are all arranged on the hangers, a reinforcing plate is fixedly arranged at one side of the rear cover plate, a groove is arranged at the middle part of the reinforcing plate, a fixing ring is fixedly arranged at the middle part of the groove, the outer side of the fixing ring is fixedly connected with the lateral side of the groove through a plurality of reinforcing ribs, the utility model discloses an impeller is arranged at the inner side of the rear cover plate, a plurality of ventilation holes and radiating grooves are arranged on the rear cover plate, the air circulation inside the alternating-current generator is accelerated, the heat exchange between the inside of the, the strength of the rear cover cap body is improved, and the service life of the rear cover cap body is prolonged.

Description

Automobile alternating-current generator rear cover cap with built-in ventilation structure

Technical Field

The utility model relates to a shroud behind the car alternator, in particular to shroud behind the car alternator of built-in ventilation structure.

Background

Electric energy is one of the most important energy sources in modern society. The generator is mechanical equipment for converting energy in other forms into electric energy, and is driven by a water turbine, a steam turbine, a diesel engine or other power machines, and converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy to be transmitted to the generator, and then the mechanical energy is converted into electric energy by the generator. The generator has wide application in industrial and agricultural production, national defense, science and technology and daily life.

The rear cover cap of the existing automobile alternating-current generator does not have a ventilation structure, when the automobile alternating-current generator works, the temperature inside the automobile alternating-current generator is high, heat dissipation is difficult to perform in time, the automobile alternating-current generator can be damaged after long time, the strength of the rear cover cap is low, and the rear cover cap is easy to collide or extrude to damage.

Disclosure of Invention

An object of the utility model is to provide a shroud behind car alternator of built-in ventilation structure to solve the current shroud behind the car alternator who proposes in the above-mentioned background art and do not possess the ventilation structure, at the during operation, the inside temperature of car alternator is higher, is difficult to in time dispel the heat, and the time has been of a specified duration can cause car alternator's damage, and the intensity of back shroud is lower, the problem of damage easily takes place for collision or extrusion.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a built-in ventilation structure's automobile alternating-current generator rear cover lid, includes the rear cover lid body, the rear cover lid body comprises impeller and rear cover plate, the impeller is located the inboard of rear cover plate, the fixed a plurality of hangers that is equipped with in the outside of rear cover plate, a plurality of bolt hole has all been seted up on the hangers, one side fixed mounting of rear cover plate has the reinforcing plate, the middle part of reinforcing plate is seted up flutedly, the middle part fixed mounting of recess has solid fixed ring, gu the avris fixed connection of a plurality of strengthening rib and recess is passed through in fixed ring's the outside.

As an optimized technical scheme of the utility model, a plurality of ventilation hole has been seted up to the correspondence on back shroud plate and the reinforcing plate.

As an optimized technical scheme of the utility model, the main shaft hole has been seted up at the middle part of impeller, the impeller passes through main shaft hole and alternator's main shaft fixed connection.

As an optimized technical scheme of the utility model, a plurality of radiating groove has been seted up to the avris of back shroud plate.

As an optimal technical scheme of the utility model, reinforcing plate, back shroud and strengthening rib all adopt aluminum alloy material to make.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a built-in ventilation structure's automobile alternator rear shroud, the utility model discloses an inboard installation impeller at the rear-cover plate, by alternator's main shaft drive, set up a plurality of ventilation hole and radiating groove on the rear-cover plate for the inside circulation of air of alternator makes things convenient for the inside and external heat exchange of alternator, improves the radiating efficiency, through a side-mounting reinforcing plate at the rear-cover plate, at reinforcing plate internally mounted strengthening rib, improves the intensity of rear shroud body, extension rear shroud body life.

Drawings

Fig. 1 is a schematic view of the inner side structure of the present invention;

fig. 2 is a schematic diagram of the outer side structure of the present invention.

In the figure: 1. a rear cover body; 2. a reinforcing plate; 3. a rear cover plate; 4. an impeller; 5. a spindle hole; 6. a vent hole; 7. hanging a lug; 8. bolt holes; 9. a fixing ring; 10. and (5) reinforcing ribs.

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.

Please refer to fig. 1-2, the utility model provides a car alternator rear cover of built-in ventilation structure, including rear cover body 1, rear cover body 1 comprises impeller 4 and rear cover plate 3, impeller 4 is located the inboard of rear cover plate 3, the fixed a plurality of hangers 7 that is equipped with in the outside of rear cover plate 3, bolt hole 8 has all been seted up on a plurality of hangers 7, one side fixed mounting of rear cover plate 3 has reinforcing plate 2, the middle part of reinforcing plate 2 has seted up flutedly, the middle part fixed mounting of recess has solid fixed ring 9, gu fixed ring 9's the outside is through the avris fixed connection of a plurality of strengthening rib 10 and recess.

Preferably, a plurality of ventilation holes 6 are correspondingly formed in the rear housing plate 3 and the reinforcing plate 2, and the ventilation holes 6 facilitate air circulation inside the alternator and heat exchange between the inside of the alternator and the outside.

Preferably, a spindle hole 5 is formed in the middle of the impeller 4, the impeller 4 is fixedly connected with a spindle of the alternator through the spindle hole 5, and the impeller 4 is fixedly connected with the spindle of the alternator through the spindle hole 5. The main shaft of the alternating-current generator is convenient to provide power for the impeller 4, so that the impeller 4 rotates, and air circulation inside the alternating-current generator is accelerated.

Preferably, the side of the rear housing plate 3 is provided with a plurality of heat dissipation grooves, and the plurality of heat dissipation grooves are beneficial to heat dissipation inside the alternating-current generator, so that the heat dissipation speed is increased.

Preferably, reinforcing plate 2, backplate 3 and strengthening rib 10 all adopt aluminum alloy material to make, can effectual increase holistic heat conductivity, further strengthened the whole radiating effect of generator.

When specifically using, the utility model relates to a built-in ventilation structure's automobile alternator rear shroud, at first with 1 fixed mounting of rear shroud body on alternator, through aligning hangers 7 on the shroud body 1 with hangers 7 on alternator, pass bolt hole 8 through using the bolt, it is fixed firm with rear shroud body 1 and alternator, when alternator during operation, alternator's main shaft drives impeller 4 and rotates, make the inside circulation of air speed of alternator accelerate, accelerate the inside and external heat exchange of alternator, the radiating effect is improved, a side-mounting reinforcing plate 2 of rear shroud plate 3, at 2 internally mounted strengthening ribs 10 of reinforcing plate, improve the intensity of rear shroud body 1, prolong 1 life of rear shroud body.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model provides a rear cover cap of automobile alternating-current generator of built-in ventilation structure, includes rear cover cap body (1), its characterized in that, rear cover cap body (1) comprises impeller (4) and rear cover plate (3), impeller (4) are located the inboard of rear cover plate (3), the fixed a plurality of hangers (7) that are equipped with in the outside of rear cover plate (3), a plurality of bolt hole (8) have all been seted up on hangers (7), one side fixed mounting of rear cover plate (3) has reinforcing plate (2), the middle part of reinforcing plate (2) is seted up flutedly, the middle part fixed mounting of recess has solid fixed ring (9), the avris fixed connection of a plurality of strengthening rib (10) and recess is passed through in the outside of solid fixed ring (9).

2. The automobile alternator rear cover with built-in ventilation structure as claimed in claim 1, wherein: a plurality of ventilation holes (6) are correspondingly formed in the rear cover plate (3) and the reinforcing plate (2).

3. The automobile alternator rear cover with built-in ventilation structure as claimed in claim 1, wherein: a spindle hole (5) is formed in the middle of the impeller (4), and the impeller (4) is fixedly connected with a spindle of the alternating-current generator through the spindle hole (5).

4. The automobile alternator rear cover with built-in ventilation structure as claimed in claim 1, wherein: the side of the rear cover plate (3) is provided with a plurality of radiating grooves.

5. The automobile alternator rear cover with built-in ventilation structure as claimed in claim 1, wherein: the reinforcing plate (2), the rear cover plate (3) and the reinforcing ribs (10) are all made of aluminum alloy materials.