CN1205407A - Wear detection probe for braking element and braking element using the same - Google Patents
Wear detection probe for braking element and braking element using the same Download PDFInfo
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- CN1205407A CN1205407A CN 98114714 CN98114714A CN1205407A CN 1205407 A CN1205407 A CN 1205407A CN 98114714 CN98114714 CN 98114714 CN 98114714 A CN98114714 A CN 98114714A CN 1205407 A CN1205407 A CN 1205407A
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Abstract
A wear detection probe is provided for a braking element with a holder to prevent the displacement of a detection wire. The holder 11 is formed with an arrangement path assembly 14 including two through paths 15F, 15R arranged one before the other, a communication path 16 and two exposed paths 17L, 17R arranged side by side. A wear detection probe 10 is assembled by fitting a detection wire 18 into the arrangement path assembly 14. The arrangement path assembly 14 has bent paths, and the detection wire 18 is caught at the bent portions of the arrangement path assembly 14 even if a pulling force acts thereon. Thus, there is no likelihood that the detection wire 18 is displaced.
Description
The present invention relates to a kind of brake member that is used for the wear detecting probe of a brake member and adopts this probe.
Developed a kind of wear detecting probe traditionally, the brake block that is used for detecting automobile may wear to not reusable degree or has arrived operational limit.As shown in Figure 10, this wear detecting probe is used for the retaining member 2 of this detection electric wire 3 of clamping by a detection electric wire 3 and that curves the U font and constitutes, and makes the curved section 3a of this detection electric wire 3 be come out by front end surface 2a.This wear detecting probe 1 is contained on the mounting plate 5 of brake block (not shown), its mode makes this curved section 3a towards a disc rotor 4.
When brake block wore and tore gradually, this wear detecting probe 1 came out on the surface of brake block.If brake block further is worn, the curved section 3a that detects electric wire 3 also begins to be worn.When brake block was worn down to operational limit, this detected electric wire 3 and is rubbed.Detect electric wire when being rubbed when detecting unillustrated testing circuit that electric wire 3 connects therewith, light an emergency warning lamp, inform that brake block has been worn down to operational limit.
In this wear detecting probe, in retaining member 2, be formed with two straight passage 2b that stretch along fore-and-aft direction, as a device that detection electric wire 3 is fixed in the retaining member 2; By the front the relative side of the detection electric wire of being rolled over 3 is injected among the passage 2b; A seat ring 6 is fixed on the rear end surface of retaining member 2 detecting electric wire 3.
The probe of above-mentioned prior art has straight passage 2b as in the path that detection electric wire 3 is arranged in the retaining member 2.Therefore, when curved section 3a begins to contact with disc rotor 4, and when detecting an electric wire 3 and firmly draw forward, may make and detect electric wire 3 to overcome the fixation power of seat ring 6 mobile on the direction of extracting out.
Consider the problems referred to above, an object of the present invention is to prevent to detect moving of electric wire.
Lean on according to the wear detecting probe of claim 1 and by having realized this purpose according to the brake member of claim 9.The preferred embodiments of the present invention are contents of other claim.
According to the present invention, a kind of wear detecting probe that is used for brake member is provided, it comprises a detection electric wire that is assembled in basically in the holding device, wherein can this holding device integrally be set with brake member.
Wherein, be provided with path in the path that has a bending at least and combine the formation holding device, the detection electric wire is fitted into this path basically is provided with in the combination.
According to a preferred embodiment of the present invention, a kind of wear detecting probe that is used for brake member is provided, its structure is contained in the holding device for detecting electric wire to one, this holding device and brake member become one, brake member is contacted with a rotor, whether detect electric wire and rubbed or be disconnected by detecting, this probe is suitable for and detects brake member and whether be worn down to an operational limit
It is characterized in that holding device and path are provided with and combine formation, this path is provided with combination at least one crooked route, and the detection electric wire is contained in this path basically and is provided with in the combination.
Therefore, detecting electric wire is installed in the path with crooked route and is provided with in the combination.Like this,, be stuck in the curved part office that the path is provided with combination, can prevent moving of electric wire because detect electric wire even a tension is detecting on the electric wire.
Best, to spend to an angle of 180 degree crooked route is set by 0, preferably be substantially perpendicular to the longitudinal direction of holding device.
Therefore, though tension backward at the two ends of detecting electric wire or only effect at one end still can prevent to detect moving of electric wire safely.
Best, crooked route is made into and penetrates path or hole and/or the surface groove in holding device.
Therefore, detect electric wire even more safely be arranged in the holding device, prevented moving of it effectively.
Best, the path is provided with combination and comprises that at least one exposes the path, this exposes the path and opens wide basically at the outer surface of holding device, and basically along the length extending of holding device, the path is provided with combination and comprises that also at least one penetrates the path, and this penetrates the path and passes holding device to angles of 180 degree and stretch to spend by 0, preferably is substantially perpendicular to or transversal its longitudinal axis, its mode is transversal holding device basically, and to curve and expose the path be continuous basically.
Best, the path is provided with combination and comprises that exposes a path, this exposes the path and opens wide at the outer surface of holding device, and along the length extending of holding device, the path is provided with combination and comprises that also penetrates a path, this penetrates the path and penetrates holding device, and its mode is transversal holding device, and to curve and expose the path be continuous.
If a tension is detecting on the electric wire, detect electric wire and be stuck in the joint office that penetrates the path and expose the bending in path.This has just prevented that the detection electric wire is shifted.
According to another preferred embodiment, penetrate the front end that the path is located at holding device basically, detecting electric wire can be rubbed being accommodated in the part place that penetrates in the path.
Be accommodated in and penetrate in the path because detect the part that can disconnect of electric wire, even pulling force with the sense of rotation effect of this rotor thereon when contacting with a rotor, the inwall that this pulling force is penetrated the path bears.Therefore, can prevent to detect electric wire owing to moving that the pulling of rotor produces.
Best, form a plurality of paths that penetrate.
Therefore, be provided with in the path a plurality of curved sections are arranged in the combination.Therefore, can more effectively prevent to detect electric wire owing to moving that the pulling of rotor produces.
Best, at least one exposes part or transversal part that the path comprises at least one bending, preferably this part is made a unlimited groove on holding device, it stretches to spend to angles of 180 degree by 0, preferably is substantially perpendicular to the direction of extension that exposes the path.
Because can or must be by compulsion detecting the electric wire bending, expose in the curved section or transversal part (or crooked route) that forms in the path so that be encased in, so its elastic return active force is exerted pressure towards detecting electric wire facing to the inwall of crooked route consumingly, thereby prevents that it is by coming out in this crooked route.
Best, with the relation of separating two or more exposures path is set, preferably this two or more exposures path is arranged to one by one, perhaps be arranged on the holding device two basically on the facing surfaces.
Therefore, because preferably at least two penetrate the path and are stretching to spend on the direction of angle settings of 180 degree by 0, preferably being substantially perpendicular to the tension direction stretches, so compare with the situation that only forms such path, can more safely prevent to detect electric wire owing to moving that pulling force causes.
Best, the path is provided with combination, is preferably to expose the path to be provided with the device that a restriction is thrown off at least in part, is used for limiting the detection electric wire and moves towards the outer surface of holding device.
Therefore, detect electric wire and in a single day be put into the path and combination is set or exposes in the path, just can be fixed on wherein, this is because the device that restriction is thrown off has prevented its mobile towards the outer surface of holding device.
According to the present invention, a kind of braking device that is used for automobile also is provided, it comprises a brake member, one with the supporting part of brake, be preferably a rotor, and according to a wear detecting probe of the present invention, it comprises a detection electric wire that is fitted in basically in the holding device, it is characterized in that, holding device and brake member integrally are provided with, or can provide holding device with brake member, brake member can with the supporting part of brake preferably a rotor contact, whether wear detecting probe is suitable for and detects brake member and be worn or gall an operational limit, and whether this has been rubbed or be disconnected realization by detecting electric wire.
According to a preferred embodiment, detect electric wire and comprise a part that can disconnect, when brake member reached its operational limit, this part can be rubbed or is disconnected, it is characterized in that the part that can disconnect can be arranged to be arranged essentially parallel to and brake supporting part.
Therefore, can prevent to detect electric wire and be preferably moving that the pulling force of a rotor causes with the supporting part of brake.
By reading following detailed description and drawings, these and other objects of the present invention, characteristics and advantage will become clearer, in the accompanying drawings:
Fig. 1 is the perspective view of first embodiment before being assembled at the detection electric wire;
Fig. 2 is the planimetric map of first embodiment before being assembled at the detection electric wire;
Fig. 3 is the bottom view of first embodiment before being assembled at the detection electric wire;
Fig. 4 is the sectional drawing of first embodiment before being assembled at the detection electric wire;
Fig. 5 is the perspective view of first embodiment after being assemblied in wherein to the detection electric wire;
Fig. 6 is the perspective view of second embodiment after being assemblied in wherein to the detection electric wire;
Fig. 7 is the sectional elevation figure according to the 3rd embodiment's wear detecting probe;
Fig. 8 is the bottom view according to the 3rd embodiment's detect probe;
Fig. 9 be the 3rd embodiment's part be section amplification rear view; And
Figure 10 is a kind of side view of wear detecting probe of prior art.
＜the first embodiment 〉
Below with reference to Fig. 1 to 5 first embodiment of the present invention is described.
A wear detecting probe 10 according to this embodiment is applicable to for example a kind of known disc rotor of vehicle, be used for braking effectively, this is by with brake liner B (brake member) facing surfaces of the discoid rotor R that can rotate with a unillustrated wheel being clamped realization securely.With brake liner B mode arranged side by side probe 10 is fixed on the support plate P, brake liner B just is fixed on this plate.Liner B weares and teares gradually along with brake, and when brake liner B was thinned to a specific degree, the front portion of probe 10 began to contact with rotor R, therefore detects electric wire 18 and is worn, and rubbed.As a result, can detect brake liner B and be worn down to operational limit.
Below, wear detecting probe 10 is described.
Detection electric wire 18 is a known type, and wherein metal knitted electric wire is being sealed by resinous coat.
The path is provided with combination and 14 comprises two path 15F that penetrate, 15R, a back that is arranged on another, communication path 16 and preferably be arranged to each other the path 17L of exposure side by side basically, 17R.Penetrate path 15F, 15R preferably forms the path that penetrates of vertical stretching, extension basically for by 0 path of spending to 180 angles stretching, extensions of spending that penetrates in two positions of separating along fore-and-aft direction at the front end of cylindrical part 11A.Communication path 16 is the path of an exposure basically, and it opens wide at the best lower surface of the outer surface of cylindrical part 11A, and penetrating path 15F, the bottom opening of 15R is communicated with. Expose path 17L, 17R is the elongate grooves that stretches along fore-and-aft direction basically, and they are at cylindrical part 11A, and the best upper surface of outer surface of major diameter part 11B and plate part 11C opens wide.Expose path 17L, the rearward end of 17R is all opened wide at the rear end surface of plate part 11C.When seeing by the top, first exposes path 17L is in two exposure path 17L, first side among the 17R or left side (downside in Fig. 2), this path is stretched over a near position of front end of holding device 11, and the best slight curvature to the right of the longitudinal direction A of transversal basically cylindrical part 11A, be connected with the path 15F that penetrates of front basically.On the other hand, second or the right front end that exposes path 17R slight curvature left, be connected with the path 15R that penetrates of back.
Above-mentioned path is provided with combination 14 and has formed a continuous basically path in holding device 11 combination is set, it by first or a left side expose path 17L and penetrate path 15F by the front, the path 15R that penetrates of communication path 16 and back is stretched over second or the right path 17R of exposure, and curved section is arranged.The path is provided with the resin-coated external diameter that combination 14 width is configured to be substantially equal to detect electric wire 18.
Be provided with in the combination 14 detecting electric wire 18 following settings in the path.Basically be converted into two sections detecting electric wire 18, their end below holding device 11, by preceding and after penetrate path 15F, 15R inserts.The part that penetrates path 15F from the front detect electric wire 18 fit into first or a left side expose among the 17L of path, the part that penetrates path 15R from the back detect electric wire fit into second or right exposure path 17R in.At last, the end of detecting electric wire 18 is pulled out by the rear end of plate part 11C.
Detection electric wire 18 is arranged on a part that penetrates path 15F of passing the front in the holding device 11 and is used as a part 18A that can disconnect.When brake liner B was worn down to operational limit, this part 18A that can disconnect was worn with the front end of cylindrical part 11A, and is rubbed.
Should be noted that, this part 18A that can disconnect is arranged on penetrates among the 15F of path that its mode makes it stretch with the direction substantially the same with the sense of rotation of rotor R.
The two opposite end portions that pull out the detection electric wire 18 of holding device 11 link to each other with a unshowned disconnection detection circuit.
In the process that detects electric wire 18 was set, with pointing at communication path 16 and penetrating path 15F, exerted pressure to make and detect electric wire 18 bendings in the attachment portion of 15R by for example, and this is because the outside of 16 pairs of holding devices 11 of communication path is opened wide.In front penetrate path 15F and first or a left side expose the attachment portion of path 17L and back penetrate path 15R and second or the attachment portion of right exposure path 17R, detect electric wire 18 bendings by for example exerting pressure to make with finger, this is that 17R opens wide the outside because expose path 17L.Like this, can prevent from penetrating path 15F at the detection electric wire 18 of curved section, unclamp the top and bottom of 15R.
Because expose path 17L, the width of 17R is substantially equal to detect the width of electric wire 18, closely is assembled to exposure path 17L basically so detect electric wire 18, among the 17R.In addition, because electric wire has usually by curved trend, because this trend can be facing to exposing path 17L, the inwall of 17R is exerted pressure consumingly to the part of the detection electric wire 18 that is assembled.This has just prevented that detection electric wire 18 from can easily leave exposure path 17L, 17R.
As described above like that, the wear detecting probe 10 of assembling this embodiment is that wearing or featuring stage armour detects electric wire 18 and fits into the path and be provided with in the combination 14 and realize that this path is provided with combination crooked part, and forms in holding device 11.Therefore, even active force that pulls back acts on the two ends of detecting electric wire 18 or only acts on its end, can prevent to detect moving of electric wire 18 safely.
Also have, because two that form penetrate path 15F, 15R is stretching to spend on a direction of 180 angle settings of spending by 0, preferably be substantially perpendicular to the action direction of pulling force, so compare the moving of the detection electric wire 18 that can more safely prevent pulling force and caused with the situation that only forms such path.
What the path was provided with combination 14 penetrates path 15F, and 15R is quite short, because they stretch on transversal the direction of holding device 11.Like this, and penetrate path 15F, 15R compares along the situation that penetrates the path of the length extending of holding device 11, when it is therefrom passed, detects that electric wire 18 is more difficult is twisted and warped and/or be stuck.Also have, because basically along the exposure path 17L of the length extending of holding device 11,17R opens wide at the outer surface of holding device 11, so can easily put into detecting electric wire 18.In other words, can easily be arranged on the path to detection electric wire 18 is provided with in the combination 14.
＜the second embodiment 〉
Below, with reference to Fig. 6 the second embodiment of the present invention is described.
This embodiment's path is provided with combination the structure different with first embodiment.Because other structure is similar or identical with first embodiment, by marking this embodiment, its structure is described no longer, effect and effect with similar or identical label.
The path of this second embodiment's wear detecting probe 20 is provided with combination 24 and comprises that one penetrates path 25 and two and exposes path 26U, 26L, they one be arranged on above another.Penetrate path 25 to stretch for spending to an angle of 180 degree by 0 about the longitudinal direction A that is essentially columniform part 21A, the front end that is preferably in cylindrical part 21 stretches vertically, and a part of passing the detection electric wire 18 that penetrates path 25 is used as a part 18A that can disconnect.First or top with second or following exposure path 26U, 26L cylindrical part 21A first or above with second or below the surface open wide, wherein first and second surfaces preferably be basically toward each other, a major diameter part 21B and a plate part 21C and their rear end are opened wide at the rear end surface of plate part 21C respectively.First or the part of top exposure path 26U make a crooked route 27, this crooked route is curved is essentially the U font, or along to spend to the direction bending of angles of 180 degree by 0, preferably be substantially perpendicular to or transversal the longitudinal direction A of cylindrical part 21A.This crooked route preferably also opens wide at the outer surface of holding device 21.
As follows detection electric wire 18 being arranged on the path is provided with in the combination 24.Make and detect electric wire 18 and pass and penetrate path 25, keeping it simultaneously is straight basically, and first or the upper end portion that penetrate path 25 and second or the underpart curve by 0 and spend detecting electric wire to an angle of 180 degree, preferably be essentially a right angle.Detect electric wire 18 by curved section towards those parts of its relative end put into first or above with second or below exposure path 26U, 26L, and its end pulled out is for example pulled out by plate part 21C.
Detect electric wire 18 bendings because make powerfully, its put into first or above exposure path 26U in the curved section 27 that forms, so, thereby prevent that it from being come out by curved section 27 because its elastic return active force exerts pressure to detecting electric wire 18 consumingly facing to the inwall of crooked route 27.
Similar with first embodiment, the wear detecting probe 20 of assembling this second embodiment is that wearing or featuring stage armour detects electric wire 18 and fits into the path and be provided with in the combination 24 and realize that this path is provided with combination the crooked route 27 that forms in holding device 21.Therefore, even active force that pulls back acts on the two ends of detecting electric wire 18 or only acts on its end, can prevent to detect moving of electric wire 18 safely.
＜the three embodiment 〉
Below with reference to Fig. 7 to 9 third embodiment of the present invention is described.
In this 3rd embodiment, in each exposure path 31 of wear detecting probe 30, be provided with a restriction disengaging gear that detects electric wire 18.This wear detecting probe 30 have with according to the substantially the same fondational structure of first embodiment's wear detecting probe 10, the structure except the restriction disengaging gear part of wear detecting probe 30 is with substantially the same according to first embodiment's structure.Therefore,, its structure is described no longer, effect and effect by marking this embodiment with similar or identical label.
This 3rd embodiment's wear detecting probe 30 is with first embodiment's the different of wear detecting probe 10, stretched out a flat basically floor 33 in the rear end of chap part 32 or in a chap part end vis-a-vis with a certain distance from end of this chap part or therewith, and, make in the rear end of this chap part 32 basically to expose path 31 interruptions.Formed restricted part 34 (restriction disengaging gear) in exposure path 31 towards the edge of opening of this chap part 32, they are basically to the inside projection.The whole width in exposure path 31 ratio of the extrusion of restricted part 34 therewith can be set arbitrarily.In this embodiment, the extrusion of restricted part 34 is approximately 1/4 to 1/3 of the whole length that exposes path 31, thereby a gap is provided, and makes when being assemblied in detection electric wire 18 wherein when detecting electric wire 18 distortion.Preferably restricted part 34 is arranged to more towards the rear portion that exposes path 31.Become easily in order to make insertion detect electric wire 18, the outer surface of this restricted part 34 is made the surperficial 34A of inclination.Form holding device 35 with mould (not shown), this mould can be half-open in the direction (vertical directions in Fig. 7 and 9) of longitudinal axis perpendicular to it.A mould of the corresponding restricted part 34 of chap part 32 the most handy formation is removed hole 36 and is formed.
Form because expose path 31 as mentioned above and is, be limited part 34 at least in part and block so be put into the detection electric wire 18 that exposes in the path 31 with restricted part 34.This has limited detection electric wire 18 and has moved significantly on surface (lower surface in Fig. 7) outward by exposing path 31.In other words, can firmly fix in the threading exposure path 31 detecting electric wire 18.
As the 3rd embodiment's improvement, can form restricted part in this wise: it is stretched, or can form restricted part in a plurality of positions of separating along the longitudinal axis that exposes path 31 on the whole basically width that exposes path 31.Also have, these restricted parts 34 can (right side at Fig. 9 exposes on the right flank in path 31) be stretched out not only at the outer opening edge that exposes path 31, and stretch out at the inner opening edge that exposes path 31.Be arranged in restricted part 34 under the situation of a plurality of positions, they can alternately form outside with on the inner opening edge.
＜other embodiment 〉
The present invention is not restricted to describe and shown embodiment.For example, technical scope of the present invention has comprised following embodiment.Except following embodiment, can make multiple change, and not depart from determined in the claims the spirit and scope of the present invention.
(1) though detects the part 18A that can disconnect of electric wire 18 in the above-described embodiments and is accommodated in the holding device, but, according to the present invention, it can be exposed to the front end surface of holding device, and this holding device preferably has surface groove or the path that forms at its front end.
(2) though in the above-described embodiments holding device be to form with transversal its path that penetrates, but according to the present invention, the path is provided with combination and can all constitutes by exposing the path, these exposure paths are opened wide at the outer surface of holding device, and any path that penetrates is not set.
(3) though in first embodiment, be provided with two and penetrate the path and be provided with one in a second embodiment and penetrate the path,, according to the present invention, the three or more paths that penetrates can be set.
(4) though in first embodiment two penetrate the path and separate along fore-and-aft direction, but, according to the present invention, they can be separated to spend to the direction of 180 angles of spending by 0 along the longitudinal axis for cylindrical part, preferably separate along transversal direction.
(5) though in first embodiment two to penetrate the path be parallel to each other, but, according to the present invention, they can stretch with different angles when seeing holding device by the front, or they can stretch with different angle tilt ground when seeing holding device by the side.
(6) though lean against in a second embodiment to expose and crooked route 27 is set among the 26U of path prevents to detect moving of electric wire 18,, according to the present invention, this exposes path can not establish crooked route.
(7) though in the above-described embodiments the present invention be used to the wear detecting probe of disc brake,, it also can be used for the wear detecting probe of roller type brake.
(8) though electric wiring path is provided with width or the thickness that the width of combination is preferably substantially equal to electric wire,, this width can be bigger than the thickness of electric wire, and a kind of resin is preferably used in this gap or space basically, and glue or similar packing material are full of.
List of reference numerals B ... brake liner (brake member) R ... rotor 10 ... wear detecting probe 11 ... clamping device 14 ... the path arranges combination 15F, 15R ... penetrate path 17L, 17R ... expose path 18 ... detect electric wire 20 ... wear detecting probe 21 ... clamping device 12 ... the path arranges combination 25 ... penetrate path 26L, 26R ... expose path 27 ... crooked route (sweep or transversal part) 30 ... wear detecting probe 31 ... expose path 34 ... restricted part (restriction disengaging gear)
Claims (11)
1. wear detecting probe (10 that is used for a brake member (B); 20; 30), it comprises and is installed in a holding device (11 basically; 21; 35) one in is detected electric wire (18), wherein, can holding device (11 be set with brake member (B) with becoming one; 21; 35),
Wherein, holding device (11; 21; 35) with the path combination (14 is set; 24) form together, this path is provided with combination at least one crooked route (15F; 15R; 25; 27), detection electric wire (18) is fitted in the path basically combination (14 is set; 24) in.
2. according to the described a kind of wear detecting probe of claim 1, wherein, crooked route (15F is set to spend to an angle of 180 degree by 0; 15R; 25; 27), preferably be substantially perpendicular to holding device (11; 21; 35) longitudinal direction (A).
3. one or more described a kind of wear detecting probes in requiring according to aforesaid right, wherein, crooked route (15F; 15R; 25; 27) be made into and penetrate path or hole (15F; 15R; 25; 27) and/or at holding device (11; 21; 35) surface groove in.
4. one or more described a kind of wear detecting probes in requiring according to aforesaid right, wherein, the path is provided with combination (14; 24) comprise that at least one exposes path (17L; 17R; 26U; 26L; 31), this exposes the path at holding device (11; 21; 35) outer surface opens wide basically, and basically along holding device (11; 21; 35) length extending, path are provided with combination (14; 24) comprise that also at least one penetrates path (15F; 15R; 25), this penetrates the path and passes holding device (11 to spend to an angle of 180 degree by 0; 21; 35) stretch, preferably be substantially perpendicular to or transversal its longitudinal axis (A), its mode is transversal holding device (11 basically; 21; 35), and curve and expose path (17L; 17R; 26U; 26L; 31) be continuous basically.
5. according to claim 3 or 4 described a kind of wear detecting probes, wherein, penetrate path (15F; 15R; 25) be located at holding device (11 basically; 21; 35) front end, and detect electric wire (18) and can penetrate path (15F being accommodated in; 15R; 25) part in is rubbed.
6. require one or more described a kind of wear detecting probes in 3 to 5 according to aforesaid right, wherein, form a plurality of path (15F that penetrate; 15R).
7. require one or more described a kind of wear detecting probes in 4 to 6 according to aforesaid right, wherein, at least one exposes path (17R; 17L; 26U; 26L; 31) comprise the part or the transversal part (27) of at least one bending, preferably this part is made at holding device (11; 21; 35) a unlimited groove on, it stretches to spend to an angle of 180 degree by 0, preferably is substantially perpendicular to expose path (17R; 17L; 26U; 26L; 31) direction of extension.
8. require one or more described a kind of wear detecting probes in 4 to 7 according to aforesaid right, wherein, two or more exposures path (17R is set with the relation of separating; 17L; 26U; 26L; 31), preferably these two or more exposures path (17R; 17L; 26U; 26L; 31) be arranged to one by one (Fig. 5), perhaps be arranged on holding device (11; 21; 35) on two (Fig. 6) on the facing surfaces basically.
9. one or more described a kind of wear detecting probes in requiring according to aforesaid right, wherein, the path is provided with combination (14; 24), preferably expose path (17L; 17R; 26U; 26L; 31) be provided with the device (34) that a restriction is thrown off at least in part, be used for restriction detection electric wire (18) towards holding device (11; 21; 35) outer surface moves.
10. braking device that is used for automobile, it comprises a brake member (B),
One with the supporting part (R) of brake, be preferably a rotor (R), and
According to one or more described a kind of wear detecting probes (10 in the aforesaid right requirement; 20; 30), it comprises and is installed in holding device (11 basically; 21; 35) one in is detected electric wire (18),
Wherein, holding device (11; 21; 35) integrally be provided with brake member (B), or can provide holding device (11 with brake member (B); 21; 35), brake member (B) can with the supporting part (R) of brake preferably a rotor (R) contact wear detecting probe (10; 20; Whether 30) be suitable for and detect brake member (B) and be worn or gall an operational limit, whether this has been rubbed or has been disconnected realization by detecting electric wire (18).
11. according to the described a kind of brake member of claim 10, wherein, detect electric wire (18) and comprise a part that can disconnect (18A), when brake member (B) reaches its operational limit, this part can be rubbed or is disconnected, wherein, the part that can disconnect (18A) the supporting part (R) of can being arranged to be arranged essentially parallel to and braking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98114714 CN1205407A (en) | 1997-06-12 | 1998-06-12 | Wear detection probe for braking element and braking element using the same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP154759/97 | 1997-06-12 | ||
| JP45741/98 | 1998-02-26 | ||
| CN 98114714 CN1205407A (en) | 1997-06-12 | 1998-06-12 | Wear detection probe for braking element and braking element using the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1205407A true CN1205407A (en) | 1999-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98114714 Pending CN1205407A (en) | 1997-06-12 | 1998-06-12 | Wear detection probe for braking element and braking element using the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1205407A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100450842C (en) * | 2002-01-11 | 2009-01-14 | 奥蒂斯电梯公司 | Brake lining monitoring device and method |
| CN102230780A (en) * | 2011-04-07 | 2011-11-02 | 芜湖伯特利汽车安全系统有限公司 | Method for detecting friction plate abrasion of electronic parking braking system |
| CN109792265A (en) * | 2016-09-09 | 2019-05-21 | Trw汽车美国有限责任公司 | Brake-pad wear sensor |
| CN111765187A (en) * | 2020-06-30 | 2020-10-13 | 东风商用车有限公司 | Limit type wear sensor for friction plate of drum brake |
-
1998
- 1998-06-12 CN CN 98114714 patent/CN1205407A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100450842C (en) * | 2002-01-11 | 2009-01-14 | 奥蒂斯电梯公司 | Brake lining monitoring device and method |
| CN102230780A (en) * | 2011-04-07 | 2011-11-02 | 芜湖伯特利汽车安全系统有限公司 | Method for detecting friction plate abrasion of electronic parking braking system |
| CN102230780B (en) * | 2011-04-07 | 2012-12-26 | 芜湖伯特利汽车安全系统有限公司 | Method for detecting friction plate abrasion of electronic parking braking system |
| CN109792265A (en) * | 2016-09-09 | 2019-05-21 | Trw汽车美国有限责任公司 | Brake-pad wear sensor |
| CN111765187A (en) * | 2020-06-30 | 2020-10-13 | 东风商用车有限公司 | Limit type wear sensor for friction plate of drum brake |
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