CN201412462Y

CN201412462Y - Braking caliper device

Info

Publication number: CN201412462Y
Application number: CN200920153233XU
Authority: CN
Inventors: 郭荣彬
Original assignee: Sanyang Industry Co Ltd
Current assignee: Sanyang Industry Co Ltd
Priority date: 2009-06-03
Filing date: 2009-06-03
Publication date: 2010-02-24
Anticipated expiration: 2019-06-03

Abstract

A braking caliper device is characterized by comprising a caliper cylinder body with an oil inlet, a first oil chamber and a second oil chamber, a first hollow piston, a first oil seal, a second hollow piston, a second oil seal, a first braking lining, a first elastic element, a second braking lining and a second elastic element, wherein the first hollow piston and the second hollow piston are respectively arranged in the first oil chamber and the second oil chamber in a moving manner; the first oil seal and the second oil seal are connected to the caliper cylinder body and respectively sheathed on the first hollow piston and the second hollow piston; the first braking lining and the second braking lining are respectively connected against the first hollow piston and the second hollow piston; the first elastic element is connected between the inner wall of the first hollow piston and the first braking lining; and the second elastic element is connected between the inner wall of the second hollow piston and the second braking lining. The braking caliper has the advantage that when the braking caliper device is in a vibrating environment, the braking lining does not knock the inner wall of the hollow piston under a situation of not establishing brake oil pressure and therefore, the noise generated by vibration is effectively inhibited.

Description

The brake caliper arrangement

Technical field

The utility model relates to a kind of brake caliper arrangement, particularly relevant for a kind of brake caliper arrangement of effectively vibration-inhibition noise.

Background technique

See also Fig. 1, Fig. 2 and Fig. 3, a kind of known brake caliper arrangement 1 mainly includes a clamp cylinder body 10, one first hollow piston 21, one first oil sealing 31, one second hollow piston 22, one second oil sealing 32, one first braking lining (first brake lining shoe), 41,1 second braking lining 42, a location reed 50 and a locating stud 60.

Clamp cylinder body 10 has a filler opening 11, one first grease chamber 12 and one second grease chamber 13.Filler opening 11 is communicated in first grease chamber 12 and second grease chamber 13 simultaneously.In addition, filler opening 11 is to be communicated in a master cylinder brake (not shown), and all accommodates the brake fluid (not shown) in master cylinder brake, filler opening 11, first grease chamber 12 and second grease chamber 13.

As shown in Figure 3, first hollow piston 21 is arranged among first grease chamber 12 in the mode that moves.First oil sealing 31 is connected in the inwall of clamp cylinder body 10, and first oil sealing 31 is sheathed on the outer wall of first hollow piston 21.At this, first oil sealing 31 is to be used for preventing that the brake fluid in first grease chamber 12 from leaking to outside the clamp cylinder body 10.

Second hollow piston 22 is arranged among second grease chamber 13 with move mode.

Second oil sealing 32 is connected in the inwall of clamp cylinder body 10, and second oil sealing 32 is sheathed on the outer wall of second hollow piston 22.At this, second oil sealing 32 is to be used for preventing that the brake fluid in second grease chamber 13 from leaking to outside the clamp cylinder body 10.

First braking lining 41 is adjacent to first hollow piston 21.

Second braking lining 42 is adjacent to second hollow piston 22, and second braking lining 42 is with respect to first braking lining 41.At this, as shown in Figure 3, a brake disc D is arranged between first braking lining 41 and second braking lining 42.

As Fig. 1, Fig. 3 and shown in Figure 4, positioning reed 50 is arranged on first braking lining 41 and second braking lining 42, and positioning reed 50 is connected to first braking lining 41 and second braking lining 42.

Locating stud 60 is arranged among clamp cylinder body 10, first braking lining 41 and second braking lining 42 simultaneously, and locating stud 60 is to press on positioning reed 50 downwards.As mentioned above, first braking lining 41 and second braking lining 42 are to be positioned among the clamp cylinder body 10 by the effect of compressing downwards of locating stud 60 and positioning reed 50.

When setting up a brake oil pressure with master cylinder brake, brake fluid can flow into respectively among first grease chamber 12 and second grease chamber 13 via filler opening 11, thereby promotes first hollow piston 21 and second hollow piston 22.At this, first hollow piston 21 and second hollow piston 22 can overcome the resistance of first oil sealing 31 and second oil sealing 32 respectively and move in opposite directions, and then make second braking lining 42 that is adjacent to first braking lining 41 of first hollow piston 21 and is adjacent to second hollow piston 22 also move in opposite directions.At this moment, first braking lining 41 and second braking lining 42 can be clamped brake disc D, to reach the brake braking effect.It should be noted that at first hollow piston 21 and second hollow piston 22 and overcome the resistance of first oil sealing 31 and second oil sealing 32 respectively and when mobile in opposite directions, resiliently deformables can take place for first oil sealing 31 and second oil sealing 32.

Then, when master cylinder brake is released and when this brake oil pressure is disappeared, first hollow piston 21 and second hollow piston 22 can be respectively because of first oil sealing 31 and second oil sealing 32 back stretch that provides oppositely mobile, thereby force the part brake fluid in first grease chamber 12 and second grease chamber 13 to flow among the master cylinder brake, and then make win braking lining 41 and second braking lining 42 not reclamp brake disc D.

As mentioned above, owing to first braking lining 41 and second braking lining 42 only are that the effect of compressing downwards by locating stud 60 and positioning reed 50 is positioned among the clamp cylinder body 10, so under the situation that no brake oil pressure is set up, first braking lining 41 between first hollow piston 21 and brake disc D and second braking lining 42 at second hollow piston 22 and brake and all can have the gap between the disc D.Therefore, when brake caliper arrangement 1 is in the vibration environment, first braking lining 41 can knock with first hollow piston 21 and brake disc D and second braking lining 42 can knock with second hollow piston 22 and brake disc D, thereby produce noise.

The model utility content

The purpose of this utility model is that a kind of brake caliper arrangement will be provided, and it can effectively suppress the noise that produces because of vibrations.

The purpose of this utility model is achieved in that a kind of brake caliper arrangement, it is characterized in that comprising a clamp cylinder body, has a filler opening, one first grease chamber and one second grease chamber, and wherein, this filler opening is communicated in this first grease chamber and this second grease chamber; One first hollow piston is arranged among this first grease chamber with move mode; One first oil sealing is connected in this clamp cylinder body, and is sheathed on this first hollow piston; One second hollow piston is arranged among this second grease chamber with move mode; One second oil sealing is connected in this clamp cylinder body, and is sheathed on this second hollow piston; One first braking lining is connected to this first hollow piston; One first elastic element is connected between the inwall and this first braking lining of this first hollow piston, with so that this first braking lining push against in this first hollow piston; One second braking lining is connected to this second hollow piston, and with respect to this first braking lining; And one second elastic element, be connected between the inwall and this second braking lining of this second hollow piston, with so that this second braking lining push against in this second hollow piston.

Simultaneously, according to brake caliper arrangement of the present utility model, the inwall of this first hollow piston has one first engagement groove, and this first elastic element is to be sticked among this first engagement groove in separable mode, and is fixed in this first braking lining.

In the utility model, the inwall of this second hollow piston has one second engagement groove again, and second elastic element is sticked among this second engagement groove in separable mode, and is fixed in second braking lining.

Again in the utility model, more comprise a location reed and a locating stud, wherein, this positioning reed is connected to this first braking lining and this second braking lining, and this locating stud is arranged among this clamp cylinder body, this first braking lining and this second braking lining, and presses on this positioning reed.

The utility model has the advantages that, owing to first braking lining and second braking lining push against in first hollow piston and second hollow piston by the effect that strains at of first elastic element and second elastic element respectively, even so under the situation that no brake oil pressure is set up, also can not have the gap between first braking lining and first hollow piston and between second braking lining and second hollow piston.Therefore, when brake caliper arrangement when being in the vibration environment, first braking lining can not knock with first hollow piston and second braking lining also can not knock with second hollow piston, thereby can effectively suppress the noise that produces because of vibrations.

Description of drawings

Fig. 1 shows overlooking of a kind of known brake caliper arrangement and part internal structure schematic representation;

Fig. 2 shows a kind of front-view schematic diagram of known brake caliper arrangement;

The A-A generalized section of Fig. 3 displayed map 2;

The B-B generalized section of Fig. 4 displayed map 1;

Fig. 5 shows that brake caliper arrangement of the present utility model is overlooked and part internal structure schematic representation;

Fig. 6 shows the front-view schematic diagram of the utility model brake caliper arrangement; And

The A ' of Fig. 7 displayed map 6-A ' generalized section.

The primary component symbol description

100～brake caliper arrangement

10,110～clamp cylinder body

11,111～filler opening

12,112～the first grease chambeies

13,113～the second grease chambeies

21,121～the first hollow pistons

22,122～the second hollow pistons

31,131～the first oil sealings

32,132～the second oil sealings

41,141～the first braking linings

42,142～the second braking linings

50,160～positioning reed

60,170～locating stud

121a～first engagement groove

122a～second engagement groove

151～the first elastic elements

152～the second elastic elements

D～brake disc

Embodiment

For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, preferred embodiment cited below particularly also cooperates appended graphic elaborating.

Now cooperate graphic explanation preferred embodiment of the present utility model.

See also Fig. 5, Fig. 6 and Fig. 7, the brake caliper arrangement 100 of present embodiment mainly includes a clamp cylinder body 110, one first hollow piston 121, one first oil sealing 131, one second hollow piston 122, one second oil sealing 132, one first braking lining 141, one first elastic element 151, one second braking lining 142, one second elastic element 152, a location reed 160 and a locating stud 170.

Clamp cylinder body 110 has a filler opening 111, one first grease chamber 112 and one second grease chamber 113.Filler opening 111 is to be communicated in first grease chamber 112 and second grease chamber 113 simultaneously.In addition, filler opening 111 is to be communicated in a master cylinder brake (not shown), and all accommodates the brake fluid (not shown) in master cylinder brake, filler opening 111, first grease chamber 112 and second grease chamber 113.

As shown in Figure 7, first hollow piston 121 is arranged among first grease chamber 112 with move mode.In addition, the inwall of first hollow piston 121 has one first engagement groove 121a.

First oil sealing 131 is connected in the inwall of clamp cylinder body 110, and first oil sealing 131 is sheathed on the outer wall of first hollow piston 121.At this, first oil sealing 131 is to be used for preventing that the brake fluid in first grease chamber 112 from leaking to outside the clamp cylinder body 110.

Second hollow piston 122 is arranged among second grease chamber 113 in the mode that moves.In addition, the inwall of second hollow piston 122 has one second engagement groove 122a.

Second oil sealing 132 is connected in the inwall of clamp cylinder body 110, and second oil sealing 132 is sheathed on the outer wall of second hollow piston 122.At this, second oil sealing 132 is to be used for preventing that the brake fluid in second grease chamber 113 from leaking to outside the clamp cylinder body 110.

First braking lining 141 is connected to first hollow piston 121.

First elastic element 151 is connected between the inwall and first braking lining 141 of first hollow piston 121, so that first braking lining 141 pushes against in first hollow piston 121.More detailed, first elastic element 151 is sticked among the first engagement groove 121a in separable mode, and first elastic element 151 is fixed in first braking lining 141.

Second braking lining 142 is connected to second hollow piston 122, and second braking lining 142 is with respect to first braking lining 141.At this, still as shown in Figure 7, a brake disc D is arranged between first braking lining 141 and second braking lining 142.

Second elastic element 152 is connected between the inwall and second braking lining 142 of second hollow piston 122, so that second braking lining 142 pushes against in second hollow piston 122.More detailed, second elastic element 152 is sticked among the second engagement groove 122a in separable mode, and second elastic element 152 is fixed in second braking lining 142.

As Fig. 5 and shown in Figure 7, positioning reed 160 is arranged on first braking lining 141 and second braking lining 142, and positioning reed 160 is connected to first braking lining 141 and second braking lining 142.

Locating stud 170 is arranged among clamp cylinder body 110, first braking lining 141 and second braking lining 142 simultaneously, and locating stud 170 presses on positioning reed 160.As mentioned above, first braking lining 141 is to be positioned among the clamp cylinder body 110 by the effect of compressing of locating stud 170, positioning reed 160 and the straining at effect of first elastic element 151 and to push against in first hollow piston 121, and second braking lining 142 is to be positioned among the clamp cylinder body 110 by the effect of compressing of locating stud 170, positioning reed 160 and the straining at effect of second elastic element 152 and to push against in second hollow piston 122.

When setting up a brake oil pressure with master cylinder brake, brake fluid can flow into respectively among first grease chamber 112 and second grease chamber 113 via filler opening 111, thereby promotes first hollow piston 121 and second hollow piston 122.At this, first hollow piston 121 and second hollow piston 122 can overcome the resistance of first oil sealing 131 and second oil sealing 132 respectively and move in opposite directions, and then make to push against in first braking lining 141 of first hollow piston 121 and push against in second braking lining 142 of second hollow piston 122 and also move in opposite directions.At this moment, first braking lining 141 and second braking lining 142 can be clamped brake disc D, to reach the brake braking effect.It should be noted that at first hollow piston 121 and second hollow piston 122 and overcome the resistance of first oil sealing 131 and second oil sealing 132 respectively and when mobile in opposite directions, resiliently deformables can take place for first oil sealing 131 and second oil sealing 132.

Then, when master cylinder brake is released and when this brake oil pressure is disappeared, the back stretch that first hollow piston 121 and second hollow piston 122 can be respectively provided because of first oil sealing 131 and second oil sealing 132 is oppositely mobile, thereby force the part brake fluid in first grease chamber 112 and second grease chamber 113 to flow among the master cylinder brake, and then make win braking lining 141 and second braking lining 142 not reclamp brake disc D.At this moment, first braking lining 141 and second braking lining 142 can be respectively oppositely move along with first hollow piston 121 and second hollow piston 122.

As mentioned above, owing to first braking lining 141 and second braking lining 142 push against in first hollow piston 121 and second hollow piston 122 by the effect that strains at that strains at the effect and second elastic element 152 of first elastic element 151 respectively, even so under the situation that no brake oil pressure is set up, the gap can be do not had between first braking lining 141 and first hollow piston 121, and also the gap can be do not had between second braking lining 142 and second hollow piston 122.Therefore, when brake caliper arrangement 100 is in the vibration environment, first braking lining 141 can not knock with first hollow piston 121 and second braking lining 142 also can not knock with second hollow piston 122, thereby can effectively suppress the noise that produces because of vibrations.

Claims

One kind the brake caliper arrangement, it is characterized in that comprising:

One clamp cylinder body has a filler opening, one first grease chamber and one second grease chamber, and wherein, this filler opening is communicated in this first grease chamber and this second grease chamber;

One first hollow piston is arranged among this first grease chamber with move mode;

One first oil sealing is connected in this clamp cylinder body, and is sheathed on this first hollow piston;

One second hollow piston is arranged among this second grease chamber with move mode;

One second oil sealing is connected in this clamp cylinder body, and is sheathed on this second hollow piston;

One first braking lining is connected to this first hollow piston;

One first elastic element is connected between the inwall and this first braking lining of this first hollow piston, with so that this first braking lining push against in this first hollow piston;

One second braking lining is connected to this second hollow piston, and with respect to this first braking lining;

One second elastic element is connected between the inwall and this second braking lining of this second hollow piston, with so that this second braking lining push against in this second hollow piston.
2. brake caliper arrangement as claimed in claim 1, the inwall that it is characterized in that this first hollow piston has one first engagement groove, and this first elastic element is sticked among this first engagement groove in separable mode, and is fixed in this first braking lining.
3. brake caliper arrangement as claimed in claim 1 is characterized in that the inwall of this second hollow piston has one second engagement groove, and second elastic element is sticked among this second engagement groove in separable mode, and is fixed in this second braking lining.
4. brake caliper arrangement as claimed in claim 1, it is characterized in that comprising a location reed and a locating stud, wherein, this positioning reed is connected to this first braking lining and this second braking lining, and this locating stud is arranged among this clamp cylinder body, this first braking lining and this second braking lining, and presses on this positioning reed.