CN104653676A - Anti-drop alarm brake block - Google Patents

Anti-drop alarm brake block Download PDF

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Publication number
CN104653676A
CN104653676A CN201510051749.3A CN201510051749A CN104653676A CN 104653676 A CN104653676 A CN 104653676A CN 201510051749 A CN201510051749 A CN 201510051749A CN 104653676 A CN104653676 A CN 104653676A
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CN
China
Prior art keywords
early warning
friction plate
nut
shoulder hole
steel backing
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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.)
Granted
Application number
CN201510051749.3A
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Chinese (zh)
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CN104653676B (en
Inventor
杨国军
张深华
时康
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.)
WUHU DONGZHENG AUTOMOTIVE INDUSTRIAL Co Ltd
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WUHU DONGZHENG AUTOMOTIVE INDUSTRIAL Co Ltd
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Priority to CN201510051749.3A priority Critical patent/CN104653676B/en
Publication of CN104653676A publication Critical patent/CN104653676A/en
Application granted granted Critical
Publication of CN104653676B publication Critical patent/CN104653676B/en
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Abstract

The invention discloses an anti-drop alarm brake block, which comprises a steel backing, a friction plate and bolts; a plurality of through holes are formed in the steel backing; counter bores are formed in the friction plate; the friction plate comprises a safety part, an early warning part and a limiting part in sequence from a friction surface to a non-friction surface; a critical surface between the safety part and the early warning part is provided with an early warning line; a critical surface between the early warning part and the limiting part is provided with a limiting line; each counter bore comprises a first stepped bore, a second stepped bore and a straight-through hole; each bolt comprises a nut and a screw; the nuts and the screws are respectively made of a metal material; the top surface of each nut is fixedly provided with a wearing pad; a metal sheet is fixedly arranged above each wearing pad; the top surfaces of the metal sheets are flushed with the early warning line; the top surfaces of the nuts are flushed with the limiting line. The anti-drop alarm brake block disclosed by the invention is firm in structure, has powerful anti-drop capacity, and is capable of helping a car owner to know the wear condition of the friction plate and reminding the car owner of replacing the brake block in time.

Description

A kind of Drop-proof alarm brake pad
Technical field
The present invention relates to technical field of automobile, particularly relate to a kind of Drop-proof alarm brake pad.
Background technique
Along with the development of society, the living standard of the people progressively improves, and the quantity of automobile is also increasing fast, but the traffic accident caused due to brake failure takes place frequently and allows people be like and hate to it.Brake block is topmost parts in auto brake system, and the fine or not direct relation of its performance the life safety of people.
Existing brake block warning device is mounted on wheel, and all do not installed on 4 wheels, normally before 2, wheel has, some vehicles have just filled on off-front wheel, but due to a variety of causes, the situation of brake block wearing and tearing can not be completely the same, that is, look to reporting to the police completely, probably cause brake block all to grind not, what have has even all ground away brake disc, and warning device also can not send warning.Brake is related to safe, and the quality of the brake system function of a car, is directly connected to our safety.So car owner accurately will recognize the thickness of brake block, avoid, because brake block serious wear causes braking bad, bringing serious potential safety hazard to car owner.And existing brake block and steel backing are directly sticked together, and soundness is poor, easily come off, it is also a kind of serious potential safety hazard.
Summary of the invention
Based on the technical problem that above-mentioned background technology exists, the present invention proposes a kind of Drop-proof alarm brake pad, and this brake block can help car owner to understand the abrasion condition of friction plate, reminds car owner's when this replacing brake block, and friction plate in this brake block and steel backing are connected firmly, difficult drop-off.
The present invention proposes a kind of Drop-proof alarm brake pad, comprising: steel backing, friction plate and the bolt for fixing steel backing and friction plate, steel backing is provided with some through holes, and friction plate is provided with counterbore and the quantity of counterbore is consistent with the quantity of through hole; Friction plate comprises Ministry of State Security, early warning portion and limit portion successively by rubbing surface to non-rubbing surface, when the thickness of friction plate is in early warning portion scope, represents that friction plate needs to change as early as possible; When the thickness of friction plate is in limit portion, represent that friction plate must be changed; Critical surface between Ministry of State Security and early warning portion is provided with early warning line, and the critical surface between early warning portion and limit portion is provided with limit line; Counterbore comprise internal diameter descending successively decrease successively the first shoulder hole, the second shoulder hole with clear opening and the first shoulder hole, the second shoulder hole be communicated with successively with clear opening, the bottom surface of the first shoulder hole is positioned at the top of the below limit line of early warning line; The bottom surface of the second shoulder hole is positioned at the below of limit line; Bolt comprises nut and screw rod, and nut is connected with screw rod, and nut and screw rod are made by metallic material, and the end face of nut is fixed with wear-resistant pad, and wear-resistant pad is made by nonmetallic material, and the top of wear-resistant pad is fixed with tinsel; Tinsel is arranged in the first shoulder hole and the end face of tinsel flushes with early warning line, and nut is arranged in the second shoulder hole and the end face of nut flushes with limit line, and screw rod is arranged in clear opening and passes the through hole on steel backing.
Preferably, friction plate with steel backing opposing side on be also provided with the integrated projection with friction plate, the thickness that the length of projection is greater than cooling pad is less than or equal to the thickness of cooling pad and the thickness sum of steel backing, projection is positioned at the below of counterbore and is run through by counterbore, and the quantity of projection is consistent with the quantity of counterbore.
Preferably, the thickness in early warning portion is 0.5-3.5mm.
Preferably, the thickness in limit portion is 2.5-4mm.
In the present invention, counterbore comprise internal diameter descending successively decrease successively the first shoulder hole, the second shoulder hole with clear opening and the first shoulder hole, the second shoulder hole be communicated with successively with clear opening, the bottom surface of the first shoulder hole is positioned at the below of early warning line, and the bottom surface of the second shoulder hole is positioned at the below of limit line; Bolt comprises nut and screw rod, and nut is connected with screw rod, and nut and screw rod are made by metallic material, the end face of nut is fixed with wear-resistant pad, wear-resistant pad is made by nonmetallic material, and wear-resistant pad is made by nonmetallic material, and the top of wear-resistant pad is fixed with tinsel; When bolt is when being fixed friction plate and steel backing, wear-resistant pad and tinsel are arranged in the first shoulder hole and the end face of tinsel flushes with early warning line, and nut is arranged in the second shoulder hole and the end face of nut flushes with limit line; When friction disc wear is to early warning line, rub between tinsel meeting and brake drum, produce the sound of ear-piercing metal friction for the first time, represent that friction plate needs to change as early as possible; After tinsel is completely worn, metal friction sound disappears, now can produce friction between wear-resistant pad and brake drum, after wear-resistant pad is completely worn, now, friction disc wear, to early warning line, rubs between nut meeting and brake drum, again send ear-piercing metal friction sound, now then represent that friction plate must be changed.Sound construction of the present invention, Drop-proof ability is strong, and car owner can be helped to understand the abrasion condition of friction plate, reminds car owner's this replacing brake block in time, avoids because serious wear causes braking bad, bring serious potential safety hazard to car owner.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Drop-proof alarm brake pad that the present invention proposes.
Embodiment
Below, by specific embodiment, technological scheme of the present invention is described in detail.
As shown in Figure 1, Fig. 1 is the structural representation of a kind of Drop-proof alarm brake pad that the present invention proposes.
With reference to Fig. 1, a kind of Drop-proof alarm brake pad that the embodiment of the present invention proposes, comprise: steel backing 1, friction plate 2 and bolt 3, steel backing 1 is provided with some through holes 11, friction plate 2 is provided with counterbore 21 and the quantity of counterbore 21 is consistent with the quantity of through hole 11, friction plate 2 with steel backing 1 opposing side on be also provided with the integrated projection 22 with friction plate 2, the length of projection 22 equals the thickness of steel backing 1, projection 22 is positioned at the below of 21 and is run through by counterbore 21, the quantity of projection 22 is consistent with the quantity of counterbore 21, when friction plate 2 coordinates with steel backing 1, each counterbore 21 on friction plate 2 is communicated with each through hole 11 on steel backing 1 respectively and projection 22 to be inserted in through hole 11 and is fixed by the cooperation of bolt 3 and nut 4, this Placement, is connected firmly, and Drop-proof ability is strong.
Friction plate 2 comprises Ministry of State Security, early warning portion and limit portion successively by rubbing surface to non-rubbing surface, and the thickness in early warning portion is 3.5mm, and the thickness in limit portion is 2.5mm; When the thickness of friction plate 2 is in early warning portion scope, represent that friction plate 2 needs to change as early as possible; When the thickness of friction plate 2 is in limit portion, represent that friction plate 2 must be changed; Critical surface between Ministry of State Security and early warning portion is provided with early warning line a, and the critical surface between early warning portion and limit portion is provided with limit line b; Counterbore 21 comprise descending the first shoulder hole 211, second shoulder hole 212 successively decreased successively of internal diameter with clear opening 213 and the first shoulder hole 211, second shoulder hole 212 be communicated with successively with clear opening 213, the bottom surface of the first shoulder hole 211 is positioned at the top of the below limit line b of early warning line a; The bottom surface of the second shoulder hole 212 is positioned at the below of limit line b; Bolt 3 comprises nut 31 and screw rod 32, nut 31 is connected with screw rod 32, and nut 31 and screw rod 32 are made by metallic material, and the end face of nut 31 is fixed with wear-resistant pad 5, wear-resistant pad 5 is made by nonmetallic material, and the top of wear-resistant pad 5 is fixed with tinsel 6; Tinsel 6 is arranged in the first shoulder hole 211 and the end face of tinsel 6 flushes with early warning line a, when friction plate 2 wears up to early warning line a, rub between tinsel 6 meeting and brake drum, produce the sound of ear-piercing metal friction for the first time, represent that friction plate 2 needs to change as early as possible.
Nut 31 is arranged in the second shoulder hole 212 and nut 31 end face flushes with limit line b, and screw rod 32 is arranged in clear opening 213 and passes the through hole 11 on steel backing 1; After tinsel 6 is completely worn, metal friction sound disappears, now can produce friction between wear-resistant pad 5 and brake drum, when wear-resistant pad 5 is completely worn, now, friction plate 2 wears up to early warning line b, rubs between nut 31 meeting and brake drum, again send ear-piercing metal friction sound, now then represent that friction plate 2 must be changed.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technological scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.

Claims (4)

1. a Drop-proof alarm brake pad, it is characterized in that, comprise: steel backing (1), friction plate (2) and the bolt (3) for fixing steel backing (1) and friction plate (2), wherein, steel backing (1) is provided with some through holes (11), and friction plate (2) is provided with counterbore (21) and the quantity of counterbore (21) is consistent with the quantity of through hole (11); Friction plate (2) comprises Ministry of State Security, early warning portion and limit portion successively by rubbing surface to non-rubbing surface, and the critical surface between Ministry of State Security and early warning portion is provided with early warning line a, and the critical surface between early warning portion and limit portion is provided with limit line b; Counterbore (21) comprise internal diameter descending successively decrease successively the first shoulder hole (211), the second shoulder hole (212) with clear opening (213) and the first shoulder hole (211), the second shoulder hole (212) be communicated with successively with clear opening (213), the bottom surface of the first shoulder hole (211) is positioned at the top of the below limit line b of early warning line a; The bottom surface of the second shoulder hole (212) is positioned at the below of limit line b; Bolt (3) comprises nut (31) and screw rod (32), nut (31) is connected with screw rod (32), nut (31) and screw rod (32) are made by metallic material, the end face of nut (31) is fixed with wear-resistant pad (5), wear-resistant pad (5) is made by nonmetallic material, and the top of wear-resistant pad (5) is fixed with tinsel (6); Tinsel (6) is arranged in the first shoulder hole (211) and the end face of tinsel (6) flushes with early warning line a, nut (31) is arranged in the second shoulder hole (212) and the end face of nut (31) flushes with limit line b, and screw rod (32) is arranged in clear opening (213) and passes the through hole (11) on steel backing (1).
2. Drop-proof alarm brake pad according to claim 1, it is characterized in that, friction plate (2) with steel backing (1) opposing side on be also provided with and friction plate (2) integrated projection (22), the length of projection (22) equals the thickness of steel backing (1), projection (22) is arranged in the below of (21) and is run through by the clear opening of counterbore (21) (213), and the quantity of projection (22) is consistent with the quantity of counterbore (21).
3. the Drop-proof alarm brake pad according to any one of claim 1-2, is characterized in that, the thickness in early warning portion is 0.5-3.5mm.
4. the Drop-proof alarm brake pad according to any one of claim 1-2, is characterized in that, the thickness in limit portion is 2.5-4mm.
CN201510051749.3A 2015-01-30 2015-01-30 A kind of anti-dropout alarm brake pad Active CN104653676B (en)

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Application Number Priority Date Filing Date Title
CN201510051749.3A CN104653676B (en) 2015-01-30 2015-01-30 A kind of anti-dropout alarm brake pad

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Application Number Priority Date Filing Date Title
CN201510051749.3A CN104653676B (en) 2015-01-30 2015-01-30 A kind of anti-dropout alarm brake pad

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CN104653676A true CN104653676A (en) 2015-05-27
CN104653676B CN104653676B (en) 2017-07-11

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107165960A (en) * 2017-06-20 2017-09-15 安徽贵达汽车部件有限公司 A kind of automotive disc brake brake block
CN107355493A (en) * 2017-06-20 2017-11-17 安徽贵达汽车部件有限公司 A kind of brake pad with low noise with warning function
CN107355494A (en) * 2017-06-20 2017-11-17 安徽贵达汽车部件有限公司 A kind of high efficiency and heat radiation alarm, brake brake block
CN107355495A (en) * 2017-06-20 2017-11-17 安徽贵达汽车部件有限公司 A kind of low noise alarm disc brake pad
CN107989937A (en) * 2017-12-25 2018-05-04 江苏福坛车桥科技有限公司 A kind of automobile brake monitoring and alarming system

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3593266A (en) * 1969-10-16 1971-07-13 Gen Motors Corp Disc brake wear monitor system
EP0768474A3 (en) * 1995-10-10 1998-01-21 Eaton Corporation Vehicle friction material condition measurement system
CN2566050Y (en) * 2002-08-01 2003-08-13 司国庆 Brake wear alarm device for car
CN1474071A (en) * 2002-08-09 2004-02-11 李文伟 Wheel braking displayer
CN203532591U (en) * 2013-10-25 2014-04-09 杭州菲英汽车零部件有限公司 Brake pad with alerting and alarming functions
CN204419947U (en) * 2015-01-30 2015-06-24 芜湖东正汽车工业有限公司 A kind of Drop-proof alarm brake pad

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3593266A (en) * 1969-10-16 1971-07-13 Gen Motors Corp Disc brake wear monitor system
EP0768474A3 (en) * 1995-10-10 1998-01-21 Eaton Corporation Vehicle friction material condition measurement system
CN2566050Y (en) * 2002-08-01 2003-08-13 司国庆 Brake wear alarm device for car
CN1474071A (en) * 2002-08-09 2004-02-11 李文伟 Wheel braking displayer
CN203532591U (en) * 2013-10-25 2014-04-09 杭州菲英汽车零部件有限公司 Brake pad with alerting and alarming functions
CN204419947U (en) * 2015-01-30 2015-06-24 芜湖东正汽车工业有限公司 A kind of Drop-proof alarm brake pad

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107165960A (en) * 2017-06-20 2017-09-15 安徽贵达汽车部件有限公司 A kind of automotive disc brake brake block
CN107355493A (en) * 2017-06-20 2017-11-17 安徽贵达汽车部件有限公司 A kind of brake pad with low noise with warning function
CN107355494A (en) * 2017-06-20 2017-11-17 安徽贵达汽车部件有限公司 A kind of high efficiency and heat radiation alarm, brake brake block
CN107355495A (en) * 2017-06-20 2017-11-17 安徽贵达汽车部件有限公司 A kind of low noise alarm disc brake pad
CN107355495B (en) * 2017-06-20 2019-04-02 安徽贵达汽车部件有限公司 A kind of low noise alarm disc brake pad
CN107355493B (en) * 2017-06-20 2019-04-02 安徽贵达汽车部件有限公司 A kind of brake pad with low noise with warning function
CN107989937A (en) * 2017-12-25 2018-05-04 江苏福坛车桥科技有限公司 A kind of automobile brake monitoring and alarming system

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