CN202417683U

CN202417683U - Fan fixed disk of automobile electromagnetic fan clutch

Info

Publication number: CN202417683U
Application number: CN2012200294196U
Authority: CN
Inventors: 王桂岳; 仲伟全; 王同泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-01-15
Filing date: 2012-01-15
Publication date: 2012-09-05
Anticipated expiration: 2022-01-15

Abstract

The utility model discloses a fan fixed disk of an automobile electromagnetic fan clutch. A plurality of permanent magnets (1) distributed at intervals are connected onto the circumstance of the end face of an inner cavity of a radiating disk body or on the surface of the circumstance of the inner cavity of the radiating disk body. Due to the fact that the radiating disc body with better ventilation, radiating and cooling is used, and the permanent magnets are connected onto the inner cavity of the radiating disk body, when high-temperature heat produced by the operating permanent magnets is transmitted to the radiating disk body, ventilation, radiating and cooling are effectively achieved directly through rotational flow radiating fins, whirlwind radiating fins and a working fan connected onto the outer circumstance of the radiating disk body, and a sealed bearing and the permanent magnets connected onto the inner cavity of the radiating disk body are kept operating under normal temperature condition constantly. Early abrasion and damage of the sealed bearing are reduced evidently and operating driving torque formed by magnetic attraction of the permanent magnets is guaranteed.

Description

A kind of fan fixed disk of automobile electromagnetic fan clutch

(1) technical field: the utility model relates to the parts of automobile electromagnetic fan clutch; Be specifically related to a kind of fan fixed disk of automobile electromagnetic fan clutch.

(2) background technique: in the existing technology, the fan fixed disk on state, the inside and outside automobile electromagnetic fan clutch because of the partial restriction of linkage structure position, all is to be connected with some block permanent magnets distributing on the magnet fixed disc end face or on the magnet fixed disc outer round surface.Utilize in the interior resonator end surface of the said relatively fan fixed disk of said permanent magnet or the magnetic conduction iron plate that is connected with in the outer round surface; Produce the driving torque that the high tenacity eddy current magnetism forms; The volume that is connected with on the drive fan fixed tray is big, the fan of Heavy Weight rotates in good time, and motor car engine work water temperature is carried out radiating and cooling.When the heat of high temperature that the high tenacity eddy current magnetism that produces when described some block permanent magnet work forms is directly conducted to magnet fixed disc; Because described magnet fixed disc is positioned at the inside of automobile electromagnetic fan clutch; Ventilation and heat cooling condition extreme difference; Can not in time outwards carry out ventilation and heat cooling effectively through the fan fixed disk outer surface; The heat of high temperature that the heat of high temperature that directly produces of magnet fixed disc, and the inside and outside adhesive dish of automobile electromagnetic fan clutch inner chamber connected element thus and drive plate produce also conducts to magnet fixed disc, and the heat of high temperature that has caused magnet fixed disc to gather sharply raises.Therefore, there is following major defect: the one, be connected in the stuffing box bearing on the magnet fixed disc, receive the influence of heat of high temperature that the lubricant grease dilution in it is overflowed, the too early wearing and tearing that aggravated stuffing box bearing damage; The 2nd, when heat of high temperature is increased to certain value; Cause the magnetic attraction of said some block permanent magnets obviously to go down; Seriously reduced producing the driving torque that the high tenacity eddy current magnetism forms thus, gone to accomplish being connected with on the drive fan fixed tray that volume is big, the fan of Heavy Weight carries out work.

(3) summary of the invention: to the deficiency of above-mentioned existing technology existence; The purpose of the utility model is to provide a kind of fan fixed disk of automobile electromagnetic fan clutch; When being intended to work; To the heat of high temperature that the some block permanent magnets that are connected in the heat dissipation plate intracoelomic cavity produce, in time carry out the ventilation and heat cooling, damage to reach the too early wearing and tearing that reduce stuffing box bearing; Guarantee the task driven moment of torsion that the permanent magnet magnetic attraction forms.

For realizing above-mentioned purpose; The technological scheme of the utility model is to realize like this; The fan fixed disk of this automobile electromagnetic fan clutch, it is on the circumference of heat dissipation plate intracoelomic cavity end face or on the circumferential surface of said heat dissipation plate intracoelomic cavity, is the spacing distribution and is connected with some block permanent magnets.

When implementing technique scheme, the utility model is on the collar extension end face circumference of said heat dissipation plate intracoelomic cavity, is the spacing distribution and is connected with some eddy flow radiating fin.

When implementing technique scheme, the utility model is on the corresponding external nose circle face of the heat dissipation plate circumference that is connected with some block permanent magnets, is spacing and distributes and be connected with some cyclone radiating fins.

The utility model is through taking said structure; Utilize the ventilation and heat cooling condition disk body that dispels the heat preferably; And be connected with some block permanent magnets at the inner chamber of said heat radiation disk body; When the heat of high temperature of described some block permanent magnet work generations conducts to the heat radiation disk body; Directly eddy flow, cyclone radiating fins and the work fan through being connected with on the external circle of heat dissipation plate carries out the ventilation and heat cooling effectively, and stuffing box bearing and some block permanent magnets that the heat dissipation plate intracoelomic cavity is connected with are in work under the normal temperature state all the time.The too early wearing and tearing that reduced stuffing box bearing significantly damage; Guaranteed the task driven moment of torsion that some block permanent magnet magnetic attraction form.

(4) description of drawings:

Fig. 1 is first kind of embodiment's of the utility model a sectional view;

Fig. 2 is the left view of the utility model Fig. 1;

Fig. 3 is second kind of embodiment's of the utility model a sectional view;

Fig. 4 is the left view of the utility model Fig. 3;

Fig. 5 is the utility model Fig. 1 and automobile electromagnetic fan clutch linkage structure sectional view;

Fig. 6 is the utility model Fig. 3 and automobile electromagnetic fan clutch linkage structure sectional view.

(5) embodiment: Fig. 1-shown in Figure 6.The fan fixed disk of this automobile electromagnetic fan clutch normally according to different designing requirements, can be the spacing distribution and be connected with 18 block permanent magnets 1 (Fig. 1, shown in Figure 2) on the circumference of heat dissipation plate intracoelomic cavity end face; Also can on the circumferential surface of said heat dissipation plate intracoelomic cavity, be the spacing distribution and be connected with 18 block permanent magnets 1 (shown in Fig. 3, Fig. 4).For increasing the effect to said heat radiation disk body whirlwind radiating and cooling, the utility model can also be the spacing distribution and be connected with some eddy flow radiating fin 7 (Fig. 1, shown in Figure 2) on the collar extension end face circumference of said heat dissipation plate intracoelomic cavity.Described eddy flow radiating fin 7 can be straight sheet (shown in Figure 4); It also can be inclination sheet (shown in Figure 2).Again can be on the corresponding external nose circle face of the heat dissipation plate circumference that is connected with some block permanent magnets 1, be spacing and distribute and be connected with some cyclone radiating fins 2 (Fig. 1, shown in Figure 3).

During work, the utility model links to each other with the automobile electromagnetic fan clutch, and the drive plate 4 that places said heat dissipation plate intracoelomic cavity is connected through the middle ring sleeve 6 of bolt and stuffing box bearing.In the said drive plate 4 end face circumference on (shown in Figure 5) or said drive plate 4 outer round surface (shown in Figure 6) be fixed with magnetic conduction iron plate 3; Described magnetic conduction iron plate 3 respectively with said heat dissipation plate intracoelomic cavity end face on (shown in Figure 5) or the heat dissipation plate intracoelomic cavity circumferential surface (shown in Figure 6) to be distribute some block permanent magnets 1 position of being connected with of spacing corresponding.When the work water temperature of motor reaches setting value; Electromagnetic core 8 gets in the temp controller control; And be connected rotation with interior adhesive dish 9 adhesives through drive plate 10; When some block permanent magnets 1 that drive drive plate 4 is connected with in (shown in Figure 6) on (shown in Figure 5) or the heat dissipation plate intracoelomic cavity surface on heat dissipation plate intracoelomic cavity end face rotate; The task driven moment of torsion that the high tenacity eddy current magnetism that said some block permanent magnets 1 produce forms drives that the volume that is connected with on the heat radiation disk body is big, the fan 5 of Heavy Weight is by the rotary speed working of setting, and the work water temperature of motor car engine is carried out radiating and cooling.When the heat of high temperature that the some block permanent magnets 1 that are connected with when said heat dissipation plate intracoelomic cavity produce conducts to the heat radiation disk body; Through eddy flow, cyclone radiating fins 2 and the work fan 5 that is connected with on the heat radiation disk body; Said heat radiation disk body is carried out the ventilation and heat cooling effectively, guaranteed that stuffing box bearing and some block permanent magnets that the heat dissipation plate intracoelomic cavity is connected with are in work (Fig. 1-shown in Figure 6) under the normal state of temperature all the time.

The above only is the preferred implementation of the utility model.Be noted that for the person of ordinary skill of the art; Under the prerequisite that does not break away from the principle of the invention; Need not other technical characteristics that the process creative work just can be associated, can also make the modification and/or the improvement of some kinds of basic identical modes, realize essentially identical function and produce essentially identical effect; These variations should be regarded as equivalent feature, all belong within the protection domain of the utility model patent.

Claims

1. the fan fixed disk of an automobile electromagnetic fan clutch is characterized in that: on the circumference of heat dissipation plate intracoelomic cavity end face or on the circumferential surface of said heat dissipation plate intracoelomic cavity, be the spacing distribution and be connected with some block permanent magnets (1).

2. according to the fan fixed disk of the said a kind of automobile electromagnetic fan clutch of claim 1, it is characterized in that: on the collar extension end face circumference of said heat dissipation plate intracoelomic cavity, be the spacing distribution and be connected with some eddy flow radiating fin (7).

3. according to the fan fixed disk of claim 1 or 2 said a kind of automobile electromagnetic fan clutches, it is characterized in that: on the corresponding external nose circle face of the heat dissipation plate circumference that is connected with some block permanent magnets (1), be spacing and distribute and be connected with some cyclone radiating fins (2).