CN109163033A - A kind of automobile brake drum device - Google Patents
A kind of automobile brake drum device Download PDFInfo
- Publication number
- CN109163033A CN109163033A CN201810908638.3A CN201810908638A CN109163033A CN 109163033 A CN109163033 A CN 109163033A CN 201810908638 A CN201810908638 A CN 201810908638A CN 109163033 A CN109163033 A CN 109163033A
- Authority
- CN
- China
- Prior art keywords
- brake
- shoe
- drum
- lining
- spring
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 239000000919 ceramic Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 4
- 239000010720 hydraulic oil Substances 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000002035 prolonged effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- DOSMHBDKKKMIEF-UHFFFAOYSA-N 2-[3-(diethylamino)-6-diethylazaniumylidenexanthen-9-yl]-5-[3-[3-[4-(1-methylindol-3-yl)-2,5-dioxopyrrol-3-yl]indol-1-yl]propylsulfamoyl]benzenesulfonate Chemical compound C1=CC(=[N+](CC)CC)C=C2OC3=CC(N(CC)CC)=CC=C3C(C=3C(=CC(=CC=3)S(=O)(=O)NCCCN3C4=CC=CC=C4C(C=4C(NC(=O)C=4C=4C5=CC=CC=C5N(C)C=4)=O)=C3)S([O-])(=O)=O)=C21 DOSMHBDKKKMIEF-UHFFFAOYSA-N 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/10—Drums for externally- or internally-engaging brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/02—Braking members; Mounting thereof
- F16D65/04—Bands, shoes or pads; Pivots or supporting members therefor
- F16D65/08—Bands, shoes or pads; Pivots or supporting members therefor for internally-engaging brakes
- F16D65/09—Pivots or supporting members therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/38—Slack adjusters
- F16D65/40—Slack adjusters mechanical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/82—Features relating to cooling for internally-engaging brakes
- F16D65/833—Features relating to cooling for internally-engaging brakes with closed cooling system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/04—Fluid pressure acting on a piston-type actuator, e.g. for liquid pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of automobile brake drum devices, including brake rim, it is characterized by: being equipped with chassis in drum on the inside of the brake rim, the bottom surface on chassis is equipped with chilled water pipeline in the drum, the side of the chilled water pipeline is equipped with front brake lining, the other side of the chilled water pipeline is equipped with rear brake shoe, the side on the front brake lining top is equipped with main limit plate, brake cylinder is installed below the main limit plate, the top of the main limit plate is equipped with return spring bolt, the front end face of the front brake lining and rear brake shoe is provided with return spring limit hole, the return spring limit hole is connect with return spring bolt by return spring, ceramic fibre brake piece is mounted on the outside of the front brake lining and rear brake shoe.The present invention is by the chassis installation chilled water pipe in drum, so that whole device avoids occurring the ill effect of thermal expansion.
Description
Technical field
The present invention relates to drum brakes technical field, specially a kind of automobile brake drum device.
Background technique
Drum brakes applies on automobile closely centurial history, but due to its reliability and powerful
Brake force so that drum brakes still configures in many vehicles (be used in rear-wheel more) now.It and tire fixation are simultaneously synchronized
Rotation.It pushes brake shoes to contact brake rim inner edge with oil pressure when brake, inhibits tire by the friction that contact generates
Rotation to reach the purpose of brake.Drum brake by the related connecting rod such as shoe sole, wheel cylinder, brake shoes, spring, the tip nail,
Brake rim is formed.It is generally mounted to rear-wheel at present.Cost is relatively low for drum brake, absolute brake Li Genggao, the brake of drum brakes
Drum inner face is exactly the position that brake gear generates brake torque.In the case where obtaining identical brake torque, drum type braking device
The diameter of brake rim can upper many also smaller than the brake disc of disk type brake.
But existing continuously brake when driving the vehicle for using drum brakes causes brake block to generate heat because of high temperature
Decay；Therefore, it is unsatisfactory for existing demand, we have proposed a kind of automobile brake drum devices to this.
Summary of the invention
The purpose of the present invention is to provide a kind of automobile brake drum devices, to solve brake mentioned above in the background art
Vehicle piece leads to the problem of heat fading phenomenon because of high temperature.
To achieve the above object, the invention provides the following technical scheme: a kind of automobile brake drum device, including brake
It rouses, chassis in drum is installed, the bottom surface on chassis is equipped with chilled water pipeline, the freezing in the drum on the inside of the brake rim
The side of waterpipe is equipped with front brake lining, and the other side of the chilled water pipeline is equipped with rear brake shoe, makes before described
The side on dynamic shoe plate top is equipped with main limit plate, and brake cylinder, the main limit plate are equipped with below the main limit plate
Top return spring bolt is installed, the front end face of the front brake lining and rear brake shoe is provided with return spring limit
Position hole, the return spring limit hole are connect with return spring bolt by return spring, the front brake lining and rear braking
Ceramic fibre brake piece is mounted on the outside of shoe plate, the outer surface of the ceramic fibre brake piece is provided with brake piece limit hole, institute
It states and gap regulating spring is installed below front brake lining, gap adjustment piece, institute are installed below the rear brake shoe
The bottom end for stating front brake lining and rear brake shoe is equipped with gap adjustment bar, and the front brake lining passes through with rear brake shoe
The rear end face of the connection of gap adjustment bar, the front brake lining and rear brake shoe is mounted on compression pin rod, the compression pin
One end of bar extends to the inside on chassis in drum, the front end face of the front brake lining and rear brake shoe through chilled water pipeline
Holddown spring is installed, the top of the holddown spring is equipped with compression pin cap.
Preferably, card slot is provided on the outside of the rear brake shoe, the rear brake shoe and ceramic fibre brake piece are logical
Cross card slot connection.
Preferably, the both ends inside the brake cylinder are mounted on piston, and piston bullet is equipped on the inside of the piston
Spring.
Preferably, the bottom surface on chassis is equipped with brake cylinder hydraulic oil pipe, the brake cylinder hydraulic oil pipe in the drum
Top extend to the inside of brake cylinder in chassis in drum, the brake cylinder hydraulic oil pipe and brake cylinder pass through screw thread
Connection.
Preferably, one end of the gap adjustment piece extends to the inside of gap regulating spring, the gap adjustment piece with
Gap regulating spring is connected by a snap.
Preferably, the bottom end of the holddown spring and front brake lining are fixed by riveting.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention passes through the holddown spring for being mounted on and compressing pin cap bottom surface, compresses pin cap with pin rod is compressed and passes through holddown spring company
It connects and front brake lining is compressed, it is in stable condition；
2, the present invention is by being equipped with gap adjustment piece on the top of front brake lining and rear brake shoe, and the two of gap adjustment piece
End is equipped with piston, and front brake lining and rear brake shoe are flexibly braked；
3, for the present invention by installation chilled water pipe, the chassis for passing through chassis in drum makes brake system around wheel hub
The stabilization of temperature.
4, one end of the invention by the way that ceramic fiber sheet to be fitted in shoe brake completely, ceramic fiber sheet is interior to be equipped with brake piece
Piece limit hole, ceramic fiber sheet are connected through a screw thread with front brake lining, the inner surface of ceramic fiber sheet and front brake lining
Outer surface is by being welded and fixed.
Detailed description of the invention
Fig. 1 is a kind of automobile brake rim overall structure diagram of the present invention；
Fig. 2 is holddown spring component structure diagram of the invention；
Fig. 3 is the structural schematic diagram of brake cylinder of the invention；
Fig. 4 is the structural schematic diagram of hydraulic oil pipe and chilled water pipe of the invention.
In figure: 1, brake rim；2, chassis in drum；3, ceramic fibre brake piece；4, front brake lining；5, pin cap is compressed；6, it returns
Position spring retainer hole；7, rear brake shoe；8, return spring bolt；9, main limit plate；10, return spring；11, brake cylinder；
12, gap adjustment piece；13, gap regulating spring；14, gap adjustment bar；15, holddown spring；16, piston；17, piston spring；
18, brake cylinder hydraulic oil pipe；19, chilled water pipe；20, pin rod is compressed；21, brake piece limit hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Fig. 1-4 is please referred to, a kind of embodiment provided by the invention: a kind of automobile brake drum device, including brake rim 1,
The inside of the brake rim 1 is equipped with chassis 2 in drum, and the bottom surface on chassis 2 is equipped with chilled water pipeline 19 in the drum, described cold
The side for freezing waterpipe 19 is equipped with front brake lining 4, and the other side of the chilled water pipeline 19 is equipped with rear brake shoe 7,
The side on 4 top of front brake lining is equipped with main limit plate 9, and the lower section of the main limit plate 9 is equipped with brake cylinder 11,
Hydraulic oil enters brake cylinder 11 by hydraulic oil pipe 18, and the piston spring 17 in brake cylinder 11 is reached to be opened with this
To by two shoe brakes, by the effect pushed, the top of the main limit plate 9 is equipped with return spring bolt 8, described
The front end face of front brake lining 4 and rear brake shoe 7 is provided with return spring limit hole 6, the return spring limit hole 6 with
Return spring bolt 8 is connected by return spring 10, and the outside of the front brake lining 4 and rear brake shoe 7 is mounted on pottery
Porcelain fiber brake piece 3, the outer surface of the ceramic fibre brake piece 3 are provided with brake piece limit hole 21, under the front brake lining 4
Side is equipped with gap regulating spring 13, and the lower section of the rear brake shoe 7 is equipped with gap adjustment piece 12, the front brake lining
4 are equipped with gap adjustment bar 14 with the bottom end of rear brake shoe 7, and the front brake lining 4 passes through gap tune with rear brake shoe 7
Pole 14 connects, and the rear end face of the front brake lining 4 and rear brake shoe 7, which is mounted on, compresses pin rod 20, the compression pin
One end of bar 20 extends to the inside on chassis 2 in drum, the front brake lining 4 and rear brake shoe 7 through chilled water pipeline 19
Front end face holddown spring 15 is installed, the top of the holddown spring 15, which is equipped with, compresses pin cap 5.
Further, the outside of the rear brake shoe 7 is provided with card slot, the rear brake shoe 7 and ceramic fibre brake piece 3
It is connected by card slot, the perfect heat-dissipating by ceramic fibre brake piece 3 than conventional brake block.
Further, the both ends inside the brake cylinder 11 are mounted on piston 16, and the inside of the piston 16 is equipped with
Piston spring 17 is resetted piston 16 by piston spring 17.
Further, the bottom surface on chassis 2 is equipped with brake cylinder hydraulic oil pipe 18, the brake cylinder hydraulic oil in the drum
The top of pipe 18 chassis 2 in drum extends to the inside of brake cylinder 11, the brake cylinder hydraulic oil pipe 18 and braking point
Pump 11 is connected through a screw thread, and is that brake cylinder 11 provides power by brake cylinder hydraulic oil pipe 18.
Further, one end of the gap adjustment piece 12 extends to the inside of gap regulating spring 13, the gap adjustment
Piece 12 is connected by a snap with gap regulating spring 13, is cooperated by gap adjustment piece 12 and gap regulating spring 13 by preceding braking
The distance between shoe plate 4 and rear brake shoe 7 are adjusted.
Further, the bottom end of the holddown spring 15 and front brake lining 4 are fixed by riveting, are made by holddown spring 15
Pin cap 5 is compressed to reset.
Working principle: in use, after stepping on brake pedal, hydraulic oil enters brake cylinder 11, system by hydraulic oil pipe 18
Piston spring 17 in dynamic wheel cylinder 11 is achieved the effect that two shoe brakes with this by pushing, top to be opened
After two return springs 10 pull, the gap regulating spring 13 of bottom end can pull therewith, so that gap adjustment piece 12 is also therewith
Rotation, the rotation of gap adjustment piece 12 drive the gear rotation of gap adjustment bar 14, have the function that gap adjustment with this；It is stepping on
While brake, the chilled water in the chilled water pipeline 19 of bottom surface installation can also enter simultaneously, and chilled water pipeline 19 is bonded completely
Inner surface, by being welded and fixed, cooling effect is obvious.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of automobile brake drum device, including brake rim (1), it is characterised in that: be equipped on the inside of the brake rim (1)
Interior chassis (2) is roused, the bottom surface on chassis (2) is equipped with chilled water pipeline (19) in the drum, and the one of the chilled water pipeline (19)
Side is equipped with front brake lining (4), and the other side of the chilled water pipeline (19) is equipped with rear brake shoe (7), is made before described
The side on dynamic shoe plate (4) top is equipped with main limit plate (9), is equipped with brake cylinder (11) below the main limit plate (9),
The top of the main limit plate (9) is equipped with return spring bolt (8), the front brake lining (4) and rear brake shoe (7)
Front end face is provided with return spring limit hole (6), and the return spring limit hole (6) and return spring bolt (8) pass through back
Position spring (10) connects, and is mounted on ceramic fibre brake piece (3) on the outside of the front brake lining (4) and rear brake shoe (7),
The outer surface of the ceramic fibre brake piece (3) is provided with brake piece limit hole (21), the lower section installation of the front brake lining (4)
Have gap regulating spring (13), gap adjustment piece (12), the front brake lining are installed below the rear brake shoe (7)
(4) it is equipped with gap adjustment bar (14) with the bottom end of rear brake shoe (7), the front brake lining (4) and rear brake shoe (7)
It is connected by gap adjustment bar (14), the rear end face of the front brake lining (4) and rear brake shoe (7) is mounted on compression pin
Bar (20), described one end for compressing pin rod (20) extends to the inside on chassis (2) in drum through chilled water pipeline (19), before described
Shoe brake (4) and the front end face of rear brake shoe (7) are equipped with holddown spring (15), the top peace of the holddown spring (15)
Equipped with compression pin cap (5).
2. a kind of automobile brake drum device according to claim 1, it is characterised in that: the rear brake shoe (7)
Outside is provided with card slot, and the rear brake shoe (7) is connect with ceramic fibre brake piece (3) by card slot.
3. a kind of automobile brake drum device according to claim 1, it is characterised in that: the brake cylinder (11) is internal
Both ends be mounted on piston (16), piston spring (17) are installed on the inside of the piston (16).
4. a kind of automobile brake drum device according to claim 1, it is characterised in that: the bottom of chassis (2) in the drum
Face is equipped with brake cylinder hydraulic oil pipe (18), and the top of the brake cylinder hydraulic oil pipe (18) is prolonged on chassis (2) in drum
The inside of brake cylinder (11) is extended to, the brake cylinder hydraulic oil pipe (18) is connected through a screw thread with brake cylinder (11).
5. a kind of automobile brake drum device according to claim 1, it is characterised in that: the gap adjustment piece (12)
One end extends to the inside of gap regulating spring (13), and the gap adjustment piece (12) and gap regulating spring (13) pass through buckle
Connection.
6. a kind of automobile brake drum device according to claim 1, it is characterised in that: the bottom of the holddown spring (15)
End is fixed with front brake lining (4) by riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810908638.3A CN109163033A (en) | 2018-08-10 | 2018-08-10 | A kind of automobile brake drum device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810908638.3A CN109163033A (en) | 2018-08-10 | 2018-08-10 | A kind of automobile brake drum device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109163033A true CN109163033A (en) | 2019-01-08 |
Family
ID=64895525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810908638.3A Pending CN109163033A (en) | 2018-08-10 | 2018-08-10 | A kind of automobile brake drum device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109163033A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6095296A (en) * | 1997-04-03 | 2000-08-01 | Nisshinbo Industries, Inc. | Duo-servo type drum brake device |
| CN101793297A (en) * | 2010-03-22 | 2010-08-04 | 潍坊金力机电有限公司 | Brake |
| CN102022460A (en) * | 2010-11-02 | 2011-04-20 | 威海市九跃车桥有限公司 | Bidirectional self-energizing brake |
| CN204458919U (en) * | 2015-01-29 | 2015-07-08 | 淮安沪佳车业科技有限公司 | A kind of electric vehicle drum brake |
| CN104763756A (en) * | 2015-03-03 | 2015-07-08 | 杭州富宏叉车制动器有限公司 | Brake assembly of tractor |
| CN206221550U (en) * | 2016-11-30 | 2017-06-06 | 北京天宜上佳新材料股份有限公司 | A kind of drum brake pair with cooling system |
| CN206679174U (en) * | 2017-02-02 | 2017-11-28 | 长江大学 | A kind of bicycle bi-directional brake |
| CN207609709U (en) * | 2017-12-15 | 2018-07-13 | 武汉元丰汽车技术发展有限公司 | Drum brake assembly for central axle inertia braking system for trailer |
| CN208749875U (en) * | 2018-08-10 | 2019-04-16 | 南京布雷尔汽车配件有限公司 | A kind of automobile brake drum device |
-
2018
- 2018-08-10 CN CN201810908638.3A patent/CN109163033A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6095296A (en) * | 1997-04-03 | 2000-08-01 | Nisshinbo Industries, Inc. | Duo-servo type drum brake device |
| CN101793297A (en) * | 2010-03-22 | 2010-08-04 | 潍坊金力机电有限公司 | Brake |
| CN102022460A (en) * | 2010-11-02 | 2011-04-20 | 威海市九跃车桥有限公司 | Bidirectional self-energizing brake |
| CN204458919U (en) * | 2015-01-29 | 2015-07-08 | 淮安沪佳车业科技有限公司 | A kind of electric vehicle drum brake |
| CN104763756A (en) * | 2015-03-03 | 2015-07-08 | 杭州富宏叉车制动器有限公司 | Brake assembly of tractor |
| CN206221550U (en) * | 2016-11-30 | 2017-06-06 | 北京天宜上佳新材料股份有限公司 | A kind of drum brake pair with cooling system |
| CN206679174U (en) * | 2017-02-02 | 2017-11-28 | 长江大学 | A kind of bicycle bi-directional brake |
| CN207609709U (en) * | 2017-12-15 | 2018-07-13 | 武汉元丰汽车技术发展有限公司 | Drum brake assembly for central axle inertia braking system for trailer |
| CN208749875U (en) * | 2018-08-10 | 2019-04-16 | 南京布雷尔汽车配件有限公司 | A kind of automobile brake drum device |
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