CN210661111U - Heat dissipation pressure plate on automobile clutch - Google Patents

Abstract

The utility model discloses a heat dissipation pressure disk on automobile clutch relates to an auto-parts field, and its technical scheme main points include the body, be located the centre bore that pressure disk body central point put, and the last edge circumference array equidistance of pressure disk body distributes and has three lug, and when the vehicle normally traveled, the heat dissipation pressure disk pushes down the clutch piece under the spring action and combines into a whole with the clutch disc forward, rotates together along with the engine and transmits power for the gearbox, the utility model discloses have the protection pressure disk, improve pressure disk life's effect.

Description

Heat dissipation pressure plate on automobile clutch

Technical Field

The utility model relates to an auto-parts field, more specifically say, it relates to a heat dissipation pressure disk on automobile clutch.

Background

The pressure plate is a metal disc which normally is in tight engagement with the clutch plates, rotates with the engine and transmits power to the transmission. When the clutch pedal is stepped, the pressure plate is separated from the clutch plate, the power output of the engine is cut off, and the gear shifting can be realized. The clutch pedal is lifted, and the pressure plate is combined with the clutch plate again to transmit power.

At present, a chinese patent document with an authorization publication number of CN202901098U in the prior art discloses a clutch device including an annular disc seat, a transmission plate is riveted to one side of the annular disc seat for connecting a pressure plate and a clutch, the annular disc seat is provided with a plurality of heat dissipation holes, a boss is disposed between every two heat dissipation holes, and the boss is provided with a through hole.

However, like a common pressure plate, when a vehicle runs normally, the pressure plate is tightly pressed against a clutch plate, the friction force between the pressure plate and the clutch plate is the largest, the front side surface of the pressure plate is directly contacted with the clutch plate, and a pressure plate body generates large heat during friction, if the heat is not dissipated in time, the normal use of the pressure plate is affected, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a heat dissipation pressure disk on automobile clutch, when pressure disk and clutch disc contact, avoid the pressure disk body high temperature, have the protection pressure disk, improve pressure disk life's effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a last heat dissipation pressure disk of automobile clutch, includes pressure disk body and the centre bore that is located pressure disk body central point and puts, it has three lug to be circumference array equidistance distribution on the pressure disk body, the one end of body and clutch disc contact is provided with a plurality of draw-in groove structures along circumference array equidistance distribution, the draw-in groove structure is including first shrinkage pool and arch, open the through-hole that has a plurality of intercommunication centre bores on the body, protruding and clutch disc contact drive clutch rotates, first shrinkage pool and through-hole intercommunication.

Through adopting above-mentioned technical scheme, when the vehicle normally operated, drive clutch rotation through protruding clutch disc contact, the setting of first shrinkage pool and through-hole has increased the heat radiating area of body, and the air admission of being convenient for has the radiating effect of enhancement to the contact surface department of protruding and clutch disc.

The utility model discloses further set up to: open on the side of body has a plurality of intercommunication shrinkage pool, the intercommunication shrinkage pool is the circumference array and distributes on the body, connect the shrinkage pool and switch on with the outer air of body side, the intercommunication shrinkage pool with the through-hole corresponds the setting and switches on each other.

Through adopting above-mentioned technical scheme, inside external air entered into the body through the intercommunication shrinkage pool, the circulation of increase air for thermal loss, simultaneously, the setting of intercommunication shrinkage pool has still increased heat radiating area.

The utility model discloses further set up to: be fixed with the heat dissipation post on the intercommunication shrinkage pool, the heat dissipation post is copper spare, the heat dissipation post with the intercommunication shrinkage pool corresponds the setting, just the one end orientation of heat dissipation post the direction of centre bore is extended, be provided with in the first shrinkage pool with heat dissipation post fixed connection's heat dissipation copper spare, the heat dissipation copper spare passes first shrinkage pool, just the part entity of heat dissipation copper spare surpasss first shrinkage pool and with the height such as arch.

Through adopting above-mentioned technical scheme, when contacting with the clutch disc, the heat dissipation copper spare not only contacts with the body, still contacts with the clutch disc, and the heat dissipation copper spare all adopts the copper product to make with the heat dissipation post, has good heat conductivity, compares in the hollow setting in the inside of intercommunication shrinkage pool, leads heat through heat dissipation copper spare and heat dissipation post earlier, carries out radiating mode again and compares in the air heat dissipation, adopts heat dissipation copper spare and heat dissipation post to have better heat dissipation effect.

The utility model discloses further set up to: one the heat dissipation copper part corresponds to two the bulges, and the heat dissipation copper part is arranged between the two bulges, and the bulges are high-chromium wear-resisting plates.

Through adopting above-mentioned technical scheme, when protruding and clutch disc contact, because the effect of frictional force for protruding easy wearing and tearing, so adopt high chromium antifriction plate to have the protruding effect of avoiding wearing and tearing too big of protection.

The utility model discloses further set up to: the heat dissipation structure is characterized in that a heat dissipation copper ring is fixed on the side edge of the body, the heat dissipation copper ring is fixed on the side edge of the body, surrounds the body for a circle, and is fixedly connected with the heat dissipation column.

Through adopting above-mentioned technical scheme, around having the heat dissipation copper ring on the body, and through linking to each other with the heat dissipation post, the heat that the conduction came from the heat dissipation post improves the heat dissipation effect for the heat dissipation post can not remove in the intercommunication shrinkage pool, has the effect of fixed heat dissipation post.

The utility model discloses further set up to: and one end face of the heat dissipation copper ring, which is far away from the axial lead of the body, is of a tooth trace groove structure.

By adopting the technical scheme, the tooth trace groove structure increases the heat dissipation area of the heat dissipation copper ring, increases the heat dissipation efficiency and improves the heat dissipation function.

The utility model discloses further set up to: the side of the body is integrally provided with two limiting rings, and a space for placing a heat-dissipation copper ring is formed between the two limiting rings.

Through adopting above-mentioned technical scheme for two spacing rings can not fall out to the heat dissipation copper ring, play the effect of fixed heat dissipation copper ring, have the both ends of avoiding the heat dissipation copper ring and receive the friction, play the effect of protection heat dissipation copper ring.

The utility model discloses further set up to: the body is kept away from bellied one end and is fixed and be provided with the heat dissipation strip, the heat dissipation strip be the ring form with body fixed connection.

Through adopting above-mentioned technical scheme for the heat is close to bellied one end from the body and is transmitted to the body rapidly and keep away from bellied one end, accelerates the heat dissipation.

To sum up, the utility model discloses in, when the release clutch pedal, the protruding on the car pressure disk contacts with clutch disc, locks the clutch disc, in time continues the power of transmission engine. Because can be in the inside instantaneous production a large amount of heats of contact surface and pressure disk body at that brake of pressure disk locking clutch piece, through digging the through-hole that has the radiating rate that increases on the body to and the quick in time heat dissipation that looses of heat dissipation copper spare, radiating ring, heat dissipation strip and the heat dissipation post that set up on the body, further strengthen the radiating effect, have the advantage that the new ability of dispelling the heat is good, improve the life of pressure disk.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the present invention at the protruding lug;

fig. 3 is a schematic view of a partial structure of the hidden heat dissipating copper ring and the heat dissipating copper member of the present invention;

FIG. 4 is a schematic sectional view of the partial structure of the present invention showing the through-holes.

Reference numerals: 1. a body; 2. a central bore; 3. a lug; 4. a slot structure; 5. a first recess; 6. a protrusion; 7. a through hole; 8. communicating the concave hole; 9. a heat-dissipating column; 10. a limiting ring; 11. a heat-dissipating copper ring; 12. a heat-dissipating copper member; 13. a heat dissipating strip.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The embodiment discloses a heat dissipation pressure plate on an automobile clutch, which comprises a body 1 and a central hole 2 positioned in the center of the pressure plate body 1, wherein three lugs 3 are distributed on the pressure plate body 1 at equal intervals along a circumferential array, and when a vehicle normally runs, a clutch plate is pushed forward by the heat dissipation pressure plate under the action of a spring to be combined with a clutch plate into a whole, and the heat dissipation pressure plate rotates along with an engine and transmits power to a gearbox.

As shown in fig. 3 and 4, nine circumferentially distributed slot structures 4 are arranged at one end of the body 1 close to the clutch plate, each slot structure 4 includes a first concave hole 5 and two protrusions 6, and one first concave hole 5 is located between the two protrusions 6. The body 1 is provided with a through hole 7 communicated with the central hole 2, the through hole 7 and the first concave hole 5 are arranged in a one-to-one correspondence mode, and the other end of the through hole 7 is communicated with the first concave hole 5. The groove structure 4 is contacted with the clutch plate through the bulge 6 to drive the clutch to rotate.

As shown in fig. 3 and 4, nine communicating concave holes 8 are formed in the side edge of the body 1, the communicating concave holes 8 are distributed on the body 1 in a circumferential array mode, the communicating concave holes 8 are communicated with air outside the side edge of the body 1, the communicating concave holes 8 are arranged in one-to-one correspondence with the through holes 7 and communicated with each other, heat dissipation columns 9 are fixedly arranged inside the communicating concave holes 8, the heat dissipation columns 9 are copper parts, the heat dissipation columns 9 are arranged in correspondence with the communicating concave holes 8, and one ends of the heat dissipation columns 9 extend towards the direction of the center hole 2. Be provided with the heat dissipation copper spare 12 with heat dissipation post 9 fixed connection in the first shrinkage pool 5, heat dissipation copper spare 12 passes first shrinkage pool 5, and the part entity of heat dissipation copper spare 12 surpasss first shrinkage pool 5 and wait high with arch 6, when contacting with the clutch disc, heat dissipation copper spare 12 not only contacts with body 1, still contact with the clutch disc, and heat dissipation copper spare 12 and heat dissipation post 9 all adopt the copper product to make, good heat conductivity has, compare in the inside hollow setting of intercommunication shrinkage pool 8, earlier through heat dissipation copper spare 12 and heat dissipation post 9 heat conduction, compare in the air cooling in the radiating mode again, adopt heat dissipation copper spare 12 and heat dissipation post 9 to have better radiating effect. The protrusions 6 are high chromium wear plates which have the effect of protecting the protrusions 6 from excessive wear.

As shown in fig. 2 and 3, two limit rings 10 are integrally generated on the side of the body 1, the limit rings 10 surround the outer contour of the body 1 for one circle, a heat dissipation copper ring 11 for enhancing the heat dissipation effect is placed in a space formed between the two limit rings 10, the heat dissipation copper ring 11 is fixedly connected with a heat dissipation column 9, so that the heat dissipation copper ring 11 cannot fall out of the two limit rings 10, the effect of fixing the heat dissipation copper ring 11 is achieved, the other end face of the heat dissipation copper ring 11 is of a toothed groove structure, when heat is transmitted to the heat dissipation copper ring 11 through the heat dissipation column 9, the heat dissipation area of the heat dissipation copper ring 11 is increased due to the toothed groove structure, the heat dissipation efficiency is increased, and the heat dissipation function is improved.

As shown in fig. 2, the fixed heat dissipation strip 13 that is provided with of one end that keeps away from arch 6 of body 1, heat dissipation strip 13 be the ring form with body 1 fixed connection for the heat is transferred to the one end that the clutch disc was kept away from to the heat dissipation pressure disk rapidly from the one end that body 1 is close to the clutch disc, accelerates the heat dissipation.

The following set of operating conditions is used to illustrate the effects of the present embodiment:

in the automobile driving process, when stepping on clutch pedal, heat dissipation pressure disk tooth and clutch disc separation, the power transmission of engine has been cut off, when loosening clutch pedal, be provided with along the draw-in groove structure 4 of circumference distribution on the automobile pressure disk, the arch 6 of draw-in groove structure 4 contacts with the clutch disc, and the pressure disk tooth locks the clutch disc at once, in time continue to transmit the power of engine, because that the one that locks the clutch disc at once at the pressure disk tooth can be at the inside instantaneous production a large amount of heat of contact surface and pressure disk body 1, heat dissipation copper spare 12 on pressure disk body 1 this moment, heat dissipation copper ring 11, radiating strip 13 and heat dissipation post 9, can in time lose the heat, and dig the through-hole 7 that increases the radiating rate this moment on pressure disk body 1, further strengthen the radiating effect. The novel heat dissipation device has the advantages of good heat dissipation performance and prolonged service life of the pressure plate.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. The utility model provides a heat dissipation pressure disk on automobile clutch, includes pressure disk body (1) and is located pressure disk body (1) central point (2) of central point, it has three lug (3), characterized by to be the circumference array equidistance distribution on pressure disk body (1): body (1) is provided with a plurality of draw-in groove structure (4) along circumference array equidistance distribution with the one end of clutch disc contact, draw-in groove structure (4) are including first shrinkage pool (5) and arch (6), it has through-hole (7) of a plurality of intercommunication centre bore (2) to open on body (1), arch (6) and clutch disc contact drive clutch rotate, first shrinkage pool (5) and through-hole (7) intercommunication.

2. The heat dissipating pressure plate of claim 1, wherein: open on the side of body (1) has a plurality of intercommunication shrinkage pool (8), intercommunication shrinkage pool (8) are circumference array and distribute on body (1), intercommunication shrinkage pool (8) switch on with the outer air of body (1) side, intercommunication shrinkage pool (8) with through-hole (7) correspond the setting and switch on each other.

3. The heat dissipating pressure plate of claim 2, wherein: be fixed with heat dissipation post (9) on intercommunication shrinkage pool (8), heat dissipation post (9) are copper spare, heat dissipation post (9) with intercommunication shrinkage pool (8) correspond the setting, just the one end orientation of heat dissipation post (9) the direction of centre bore (2) extends, be provided with in first shrinkage pool (5) with heat dissipation post (9) fixed connection's heat dissipation copper spare (12), heat dissipation copper spare (12) pass first shrinkage pool (5), just the part entity of heat dissipation copper spare (12) surpasss first shrinkage pool (5) and with protruding (6) height.

4. The heat dissipating pressure plate of claim 3, wherein: one heat dissipation copper piece (12) corresponds to two bulges (6), the heat dissipation copper piece (12) is arranged between the two bulges (6), and the bulges (6) are high-chromium wear-resisting plates.

5. The heat dissipating pressure plate of claim 3, wherein: the heat dissipation device is characterized in that a heat dissipation copper ring (11) is fixed on the side edge of the body (1), the heat dissipation copper ring (11) surrounds the body (1) for a circle, and the heat dissipation copper ring (11) is fixedly connected with the heat dissipation column (9).

6. The heat dissipating pressure plate of claim 5, wherein: one end face, far away from the axial lead of the body (1), of the heat dissipation copper ring (11) is of a tooth trace groove structure.

7. The heat dissipating pressure plate for use in an automotive clutch as set forth in claim 6, wherein: the side of the body (1) is integrally provided with two limiting rings (10), and a space for placing a heat-dissipation copper ring (11) is formed between the two limiting rings (10).

8. The heat dissipating pressure plate of claim 1, wherein: the fixed heat dissipation strip (13) that is provided with of one end that keeps away from arch (6) in body (1), heat dissipation strip (13) be the ring form with body (1) fixed connection.

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