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CN203926526U - A kind of brake calipers - Google Patents

A kind of brake calipers Download PDF

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Publication number
CN203926526U
CN203926526U CN201420313438.0U CN201420313438U CN203926526U CN 203926526 U CN203926526 U CN 203926526U CN 201420313438 U CN201420313438 U CN 201420313438U CN 203926526 U CN203926526 U CN 203926526U
Authority
CN
China
Prior art keywords
sleeve
secondary sliding
brake disc
sliding shaft
caliper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420313438.0U
Other languages
Chinese (zh)
Inventor
黄江华
李丹平
沈宏林
高明灯
黄诚
郁福义
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO KEDA BRAKE MANUFACTURE CO Ltd
Original Assignee
NINGBO KEDA BRAKE MANUFACTURE CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NINGBO KEDA BRAKE MANUFACTURE CO Ltd filed Critical NINGBO KEDA BRAKE MANUFACTURE CO Ltd
Priority to CN201420313438.0U priority Critical patent/CN203926526U/en
Application granted granted Critical
Publication of CN203926526U publication Critical patent/CN203926526U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a kind of brake calipers, belongs to braking system technical field, it has solved, and inner sleeve in existing brake calipers easily gets rusty and the technical problem of dismounting inconvenience, a kind of brake calipers, comprise caliper and be connected with caliper and brake disc that can translation on caliper, caliper one side is provided with secondary sliding sleeve, on secondary sliding sleeve, offer the axis hole that runs through secondary sliding sleeve, at axis hole madial wall middle part, convex with and the integrated inner sleeve of secondary sliding sleeve, in axis hole, be provided with the fixing bolt that one end and brake disc are connected and have nut, on fixing bolt, be arranged with secondary sliding shaft sleeve and secondary sliding shaft sleeve two ends are against respectively on brake disc and nut, secondary sliding shaft sleeve and inner sleeve Spielpassung, when fixing bolt moves with brake disc, secondary sliding shaft sleeve slides in inner sleeve, the use material of inner sleeve is consistent and one-body molded with secondary sliding sleeve material, has reduced assembly process, and inner sleeve madial wall remains smooth and can not get rusty.

Description

A kind of brake calipers
Technical field
The utility model belongs to braking system technical field, relates to a kind of brake calipers.
Background technique
Caliper disc brake is get its shape and gain the name, it is by hydraulic control, main parts size has brake disc, wheel cylinder, brake calipers, oil pipe etc., alloy steel for braking discs manufacture is also fixed on wheel, with vehicle wheel rotation, wheel cylinder is fixed on the base plate of break and maintains static, two friction plates on brake calipers are contained in respectively the both sides of brake disc, the hydraulic pressure that the piston of wheel cylinder is transported by oil pipe, promote friction plate and press to brake disc generation friction catch, it just looks like to vise the plate in rotation with pliers that action is got up, and forces it to stop the same.
Existing brake calipers is provided with brake disc on caliper, one side of caliper is provided with main sliding sleeve, main sliding axle and main sliding axle and brake disc are installed in main sliding sleeve to be connected and brake disc is moved on caliper, caliper opposite side is provided with secondary sliding sleeve, fixing bolt and fixing bolt one end are installed in secondary sliding sleeve to be fixed on brake disc and with brake disc and to move, on fixing bolt, be arranged with and its fixing secondary sliding shaft sleeve, inner sleeve with its interference fit is installed on secondary sliding sleeve madial wall, secondary sliding shaft sleeve and inner sleeve Spielpassung are also slided in inner sleeve, with this, realize the object that brake disc balance moves, but, there are following two problems in this brake calipers simultaneously, 1, in order to there is good intensity and frictional behaviour, this inner sleeve is supported by powdered metallurgical material, due in long-term friction in air and repeatedly, inner sleeve gets rusty easily, while causing braking there is abnormal sound in brake calipers, serious meeting makes secondary sliding shaft sleeve slide and be obstructed in inner sleeve, cause using the stopping distance of the vehicle of this brake calipers to lengthen, or even braking failure, 2, inner sleeve and secondary sliding sleeve interference fit, need inner sleeve to be arranged in secondary sliding sleeve before use, and when inner sleeve gets rusty need to change time, more difficult replacing, therefore causes inner sleeve dismounting inconvenience.
In sum, for the defect of above-mentioned brake calipers, need to design and a kind ofly can reduce assembly process and can prevent the brake calipers that inner sleeve gets rusty.
Model utility content
The purpose of this utility model is the problems referred to above that exist for prior art, has proposed a kind of inner sleeve without assembling and can prevent the brake calipers that inner sleeve gets rusty.
The purpose of this utility model can realize by following technical proposal: a kind of brake calipers, comprise caliper and be connected with caliper and brake disc that can translation on caliper, described caliper one side is provided with secondary sliding sleeve, on secondary sliding sleeve, offer the axis hole that runs through secondary sliding sleeve, at axis hole madial wall middle part, convex with and the integrated inner sleeve of secondary sliding sleeve, in described axis hole, be provided with the fixing bolt that one end and brake disc are connected and have nut, on fixing bolt, be arranged with secondary sliding shaft sleeve and secondary sliding shaft sleeve two ends are against respectively on brake disc and nut, described secondary sliding shaft sleeve and inner sleeve Spielpassung, when fixing bolt moves with brake disc, secondary sliding shaft sleeve slides in inner sleeve.
In above-mentioned a kind of brake calipers, axis hole one end offers the first axial step groove around its madial wall, fixing bolt one end laterally offers circular groove around its outer surface, between described brake disc and secondary sliding sleeve, be provided with telescopic flip sleeve, described flip sleeve is affixed on secondary sliding shaft sleeve and flip sleeve two ends lay respectively in the first axial step groove and circular groove.
In above-mentioned a kind of brake calipers, the axis hole the other end offers the second axial step groove around its madial wall, is provided with annular spacer and spacer block is affixed on secondary sliding shaft sleeve in the second axial step groove.
In above-mentioned a kind of brake calipers, on secondary sliding sleeve, be provided with dust-proof cover, described dust-proof cover one end has opening and inner hollow is formed with receiving cavity, the opening end outer side wall of dust-proof cover caves inward and is formed with ring-shaped platform, the opening end of dust-proof cover inserts in secondary sliding sleeve and secondary sliding sleeve is against on ring-shaped platform, and described nut is positioned at receiving cavity and moves at receiving cavity.
Compared with prior art, the utlity model has following beneficial effect:
In this brake calipers, saved the inner sleeve of being made by powdered metallurgical material, change the use material of inner sleeve into the material consistent with secondary sliding sleeve and in working process, make inner sleeve and secondary sliding sleeve one-body molded, therefore, inner sleeve there will not be the situation of getting rusty, inner sleeve madial wall remains smooth, secondary sliding shaft sleeve slides unobstructed at inner sleeve, in sliding process, there will not be abnormal sound, stopping distance during car brakeing remains in less scope and can not lengthen, the situation that more there will not be braking failure, simultaneously, inner sleeve and secondary sliding shaft sleeve are one-body molded, reduced the assembly process of inner sleeve, saved the installation time of whole brake calipers, make the dismounting of brake calipers integral body convenient.
Accompanying drawing explanation
Fig. 1 is the mounting structure schematic diagram of a kind of brake calipers of the utility model
Fig. 2 is the assembling cross-sectional view of secondary sliding sleeve part in a kind of brake calipers of the utility model.
Fig. 3 is the sectional drawing of secondary sliding sleeve in a kind of brake calipers of the utility model.
Fig. 4 is the sectional drawing of dust-proof cover in a kind of brake calipers of the utility model.
In figure, 100, caliper; 110, secondary sliding sleeve; 111, axis hole; 112, inner sleeve; 113, the first axial step groove; 120, fixing bolt; 121, nut; 130, secondary sliding shaft sleeve; 131, circular groove; 140, flip sleeve; 141, cavity; 150, the second axial step groove; 151, spacer block; 160, dust-proof cover; 161, opening; 162, receiving cavity; 163, ring-shaped platform; 200, brake disc.
Embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, a kind of brake calipers of the utility model, comprise caliper 100 and be connected with caliper 100 and brake disc 200 that can translation on caliper 100, described caliper 100 1 sides are provided with secondary sliding sleeve 110, as Fig. 2, shown in Fig. 3, on secondary sliding sleeve 110, offer the axis hole 111 that runs through secondary sliding sleeve 110, at axis hole 111 madial wall middle parts, convex with and the integrated inner sleeve 112 of secondary sliding sleeve 110, in described axis hole 111, be provided with the fixing bolt 120 that one end and brake disc 200 are connected and have nut 121, on fixing bolt 120, being arranged with secondary sliding shaft sleeve 130 and secondary sliding shaft sleeve 130 two ends is against respectively on brake disc 200 and nut 121, described secondary sliding shaft sleeve 130 and inner sleeve 112 Spielpassung, described fixing bolt 120 moves with brake disc 200 and makes secondary sliding shaft sleeve 130 in the interior slip of inner sleeve 112.
The utility model adopts said structure, saved the inner sleeve 112 of being made by powdered metallurgical material in existing brake calipers, change the use material of inner sleeve 112 into the material consistent with secondary sliding sleeve 110 and in working process, make inner sleeve 112 and secondary sliding sleeve 110 one-body molded, therefore, inner sleeve 112 there will not be the situation of getting rusty, inner sleeve 112 madial walls remain smooth, secondary sliding shaft sleeve 130 slides unobstructed at inner sleeve 112, in sliding process, there will not be abnormal sound, stopping distance during car brakeing remains in less scope and can not lengthen, the situation that more there will not be braking failure.
Meanwhile, inner sleeve 112 is one-body molded with secondary sliding shaft sleeve 130, has reduced the assembly process of inner sleeve 112, and the installation time of having saved whole brake calipers, makes the dismounting of brake calipers integral body convenient.
Further, top ring at axis hole 111 axially offers the first axial step groove 113 around its madial wall, fixing bolt 120 one end laterally offer circular groove 131 around its outer surface, telescopic flip sleeve 140 is installed between brake disc 200 and secondary sliding sleeve 110, the cross section of this flip sleeve 140 is serpentine substantially, this flip sleeve 140 adopts rubber or other frictional property better and has the material of stretchability, flip sleeve 140 lower end madial walls are affixed on secondary sliding shaft sleeve 130 outer side walls and flip sleeve 140 lower ends are positioned at the first axial step groove 113, flip sleeve 140 upper ends are in repeatedly bending and embed circular groove 131 and at the inner cavity 141 that forms of flip sleeve 140 the other ends.
In the situation that guaranteeing that slip is unobstructed, flip sleeve 140 is affixed on secondary sliding shaft sleeve 130 outer side walls, effectively completely cut off some tiny dusts or particle enters between secondary sliding shaft sleeve 130 and inner sleeve 112 in sliding process, the slip that guarantees secondary sliding shaft sleeve 130 is unobstructed, stationarity while simultaneously increasing secondary sliding shaft sleeve 130 slip, prevent producing radial side when secondary sliding shaft sleeve 130 slides moving, flip sleeve 140 upper ends are between brake disc 200 and secondary sliding sleeve 110, its upper end bending within it portion form cavity 141, while preventing that brake disc 200 from making translation directly with rigid contact of secondary sliding sleeve 110, make brake disc 200 when secondary sliding sleeve 110 directions move, there is good cushioning effect simultaneously.
Further, axis hole 111 the other ends offer the second axial step groove 150 around its madial wall, in the second axial step groove 150, being provided with annular spacer 151 and spacer block 151 is affixed on secondary sliding shaft sleeve 130, this spacer block 151 also adopts rubber or other frictional property better and has the material of stretchability, spacer block 151 has effectively completely cut off some little dusts or particle enters between secondary sliding shaft sleeve 130 and inner sleeve 112 from secondary sliding sleeve 110 lower ends, the slip that guarantees secondary sliding shaft sleeve 130 is unobstructed, the stationarity when increasing secondary sliding shaft sleeve 130 lower ends simultaneously and sliding.
As shown in Figure 4, on secondary sliding sleeve 110, be provided with dust-proof cover 160, described dust-proof cover 160 one end have opening 161 and inner hollow is formed with receiving cavity 162, the opening end outer side wall of dust-proof cover 160 caves inward and is formed with ring-shaped platform 163, the opening end of dust-proof cover 160 inserts in secondary sliding sleeve 110 and secondary sliding sleeve 110 is against on ring-shaped platform 163, described nut 121 is positioned at receiving cavity 162 and in receiving cavity 162 movements, by dust-proof cover 160, further effectively having completely cut off the impurity such as dust enters between secondary sliding shaft sleeve 130 and inner sleeve 112, dust-proof cover 160 and secondary sliding sleeve 110 socket connections, dismounting is convenient.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Claims (4)

1. a brake calipers, comprise caliper and be connected with caliper and brake disc that can translation on caliper, it is characterized in that: described caliper one side is provided with secondary sliding sleeve, on secondary sliding sleeve, offer the axis hole that runs through secondary sliding sleeve, at axis hole madial wall middle part, convex with and the integrated inner sleeve of secondary sliding sleeve, in described axis hole, be provided with the fixing bolt that one end and brake disc are connected and have nut, on fixing bolt, be arranged with secondary sliding shaft sleeve and secondary sliding shaft sleeve two ends are against respectively on brake disc and nut, described secondary sliding shaft sleeve and inner sleeve Spielpassung, when fixing bolt moves with brake disc, secondary sliding shaft sleeve slides in inner sleeve.
2. a kind of brake calipers according to claim 1, it is characterized in that: axis hole one end offers the first axial step groove around its madial wall, fixing bolt one end laterally offers circular groove around its outer surface, between described brake disc and secondary sliding sleeve, be provided with telescopic flip sleeve, described flip sleeve is affixed on secondary sliding shaft sleeve and flip sleeve two ends lay respectively in the first axial step groove and circular groove.
3. a kind of brake calipers according to claim 2, is characterized in that: the axis hole the other end offers the second axial step groove around its madial wall, is provided with annular spacer and spacer block is affixed on secondary sliding shaft sleeve in the second axial step groove.
4. according to a kind of brake calipers described in claim 1 or 2 or 3, it is characterized in that: on secondary sliding sleeve, be provided with dust-proof cover, described dust-proof cover one end has opening and inner hollow is formed with receiving cavity, the opening end outer side wall of dust-proof cover caves inward and is formed with ring-shaped platform, the opening end of dust-proof cover inserts in secondary sliding sleeve and secondary sliding sleeve is against on ring-shaped platform, and described nut is positioned at receiving cavity and moves at receiving cavity.
CN201420313438.0U 2014-06-12 2014-06-12 A kind of brake calipers Expired - Fee Related CN203926526U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420313438.0U CN203926526U (en) 2014-06-12 2014-06-12 A kind of brake calipers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420313438.0U CN203926526U (en) 2014-06-12 2014-06-12 A kind of brake calipers

Publications (1)

Publication Number Publication Date
CN203926526U true CN203926526U (en) 2014-11-05

Family

ID=51822340

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420313438.0U Expired - Fee Related CN203926526U (en) 2014-06-12 2014-06-12 A kind of brake calipers

Country Status (1)

Country Link
CN (1) CN203926526U (en)

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141105

Termination date: 20150612

EXPY Termination of patent right or utility model