CN202251556U - Drum type air shutoff parking anti-lock brake - Google Patents
Drum type air shutoff parking anti-lock brake Download PDFInfo
- Publication number
- CN202251556U CN202251556U CN2011203479664U CN201120347966U CN202251556U CN 202251556 U CN202251556 U CN 202251556U CN 2011203479664 U CN2011203479664 U CN 2011203479664U CN 201120347966 U CN201120347966 U CN 201120347966U CN 202251556 U CN202251556 U CN 202251556U
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- Prior art keywords
- parking
- braking
- hoof
- parking braking
- arrester
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Abstract
The utility model relates to an automobile component, and aims at providing the component which can realize the air shutoff parking and has the characteristics that the safety is high, the structure is simple, and the use is convenient. The automobile component has the technical scheme that a drum type air shutoff parking anti-lock brake comprises an annular braking bottom plate, a mud guard, a braking chamber and two installing plates, wherein at least four braking friction plates are arranged in the braking chamber. The drum type air shutoff parking anti-lock brake is characterized in that the inner side and the outer side of the braking chamber are respectively provided with an air shutoff parking mechanism, each air shutoff parking mechanism comprises a parking braking right shoe and a parking braking left shoe, the outer edge of each parking braking shoe is respectively propped and pressed on the edge part of the braking friction plates, the middle part of each parking braking shoe is provided with at least two chutes, the installing plates are provided with at least one inserting pin, both ends of each inserting pin are respectively positioned in one chute, the upper ends and the lower ends of the two parking braking shoes are in crossed arrangement, the lower ends of the two parking braking shoes are connected through a regulating device, the upper ends of the two parking barking shoes are connected through a parking braking spring and an air cylinder, and the air cylinder is connected and communicated with a braking valve of an automobile air storage tube.
Description
Technical field
The utility model relates to a kind of automobile component, is specifically related to a kind of drum-type Parking skid control brake of dying.
Background technique
Conventional automobile generally adopts the shoe type mode of braking, holds out against the brake drum of wheel after two shoe type brake sheets are backed down by cam during brake; The driver is with the parking brake pull-up during Parking, and air gets into the Parking cylinder, and actuating cam rotates, thereby two brake shoes are backed down the locking wheel; The defective of this type Parking mode is: after long-time the use; The phenomenon that air pump, pipeline, gas receiver, brake valve possibly leak air; When above-mentioned any one unit failure, automobile can't be braked, and particularly serious traffic accident may take place on the slope the time.
Summary of the invention
The purpose of the utility model is the deficiency that overcomes in the above-mentioned background technology, the improvement that provides a kind of drum-type to die the Parking skid control brake, and this break should be able to be realized the Parking of dying, and has safe, simple in structure, easy to use characteristics.
For realizing above purpose, the technological scheme below the utility model has adopted:
The drum-type Parking skid control brake of dying, said break comprise a flute profile ring-type that is fixed on ring-type braking bottom board on the vehicle bridge, is fixed on the inboard mudguard wing of this braking bottom board, arranges around this braking bottom board arrester, be fixed on two mounting plates of both sides inside and outside the said arrester; The opening of said arrester is along its radial outward; The external diameter of arrester and the internal diameter of brake drum adapt; At least four brake strips being spliced into annulus are installed in this arrester, along the ring-type braking air bag of the said brake strip of arrester external diameter direction pushing tow; The inner side edge edge of every brake strip and outer side are along all stretching out said arrester; Through component backing pin splicing, also be provided with one in the arrester said two brake strips are applied towards the sheet return spring of arrester axial direction pressure between two adjacent brake strips, the valve of said braking air bag is through the brake valve connection of tracheae, threeway and automobile gas receiver; It is characterized in that: the inboard of said arrester and the outside respectively are provided with the halting mechanism of dying; Each halting mechanism of dying comprises two parking braking hoof that are spliced into annulus; Be respectively right hoof of parking braking and parking braking left side hoof; Each parking braking hoof is positioned at the side of brake strip near the arrester axis, and its outer is the roof pressure edge of stretching out arrester at said brake strip respectively; The middle part of each parking braking hoof respectively is shaped at least two along the diametric chute of mounting plate; Be provided with a latch that laterally runs through two mounting plates with every corresponding position of chute on the said mounting plate, the two ends of every latch are positioned at respectively in the chute with spacing to said parking braking hoof; The equal intercross arrangement in the upper end of two parking braking hoof and lower end; The lower end of two parking braking hoof is connected through a controlling device that is used to regulate tightness between two parking braking hoof and the brake strip; The upper end is through a parking braking spring connection that is used to open two parking braking hoof, and the upper end of two parking braking hoof also is provided with one and is used to draw over to one's side two parking braking hoof to remove the cylinder of Parking; Said cylinder is connected through the brake valve of tracheae, the braking threeway of no gas and automobile gas receiver.
Said controlling device is made up of screw rod, the swivel nut and the parking braking spring that are enclosed within on this screw rod; The two ends of said parking braking spring are connected the lower end of two parking braking hoof; Said swivel nut is fixed on the lower end of the right hoof of parking braking, and screw rod is fixed on the lower end of parking braking left side hoof; The left end of said parking braking spring is connected with the upper end of the right hoof of parking braking, and right-hand member is connected with the upper end of parking braking left side hoof, and the piston rod of said cylinder left end is connected with the upper end of the right hoof of parking braking, and right-hand member is connected with the upper end of parking braking left side hoof.
Said arrester is spliced to form by inner cavity plate and exocoel plate, is shaped at least four pairs of jacks that are used for the said latch of plug-in mounting on this arrester, and two jacks of every pair of jack are arranged on said exocoel plate and the inner cavity plate.
Said brake strip is made up of friction plate steel back, the planar friction plate of cylinder that is fixed on this friction plate steel back; The jointing positions of said friction plate steel back both sides respectively is shaped on a splicing groove; Two splicing grooves of two adjacent friction plate steel backs are spliced to form a cavity; Said component backing pin passes this cavity; The component backing pin is installed with said sheet return spring near a side of axis, and the middle part high spot roof pressure of this sheet return spring is on said component backing pin, and the two ends of sheet return spring are compressing said brake strip it is applied the pressure that resets to the arrester axial direction.
Said braking bottom board is shaped on several radiation holes that is used to distribute heat that brake strip produces.
The working principle of the utility model is:
In the utility model, the mode of braking of arrester and conventional brake device are similar, do not describe in detail.In the process of moving, parking brake puts down, and no gas braking threeway air inlet makes cylinder piston rod extend, and two parking braking hoof of each halting mechanism of dying is drawn over to one's side, in order to avoid influence automobile running; Air is discharged in parking brake pull-up during Parking, gas receiver, after cylinder loses air; Tension lower piston rod at the parking braking spring shrinks; Thereby two parking braking hoof open and back down brake strip, and brake strip and wheel braking drum hold out against, thereby realize Parking.
The beneficial effect of the utility model is: in the utility model, when the air of gas receiver was discharged, the piston rod of cylinder ran out of steam, and the parking braking spring can spur two parking braking hoof and back down brake strip, thereby makes automobile parking; Owing to need not pressurized air during Parking, though therefore air pump, pipeline, gas receiver, brake valve gas leakage, automobile can not slide yet, Security is than higher, and and the utility model simple in structure, it is comparatively convenient to use, and has vast market prospect.
Description of drawings
Fig. 1 is the main TV structure schematic representation of the utility model.
Fig. 2 be among Fig. 1 A-A to sectional structure schematic representation (dextrorotation turn 90 degrees).
Fig. 3 is the enlarged diagram of parking braking hoof in the utility model.
Fig. 4 is that the B of parking braking hoof among Fig. 3 is to zoomed-in view.
Fig. 5 is the main TV structure enlarged diagram of brake strip in the utility model.
Fig. 6 is the enlarged diagram of component backing pin in the utility model.
Fig. 7 is the enlarged diagram of sheet return spring in the utility model.
Embodiment
Below in conjunction with Figure of description, the utility model is described further, but the utility model is not limited to following examples.
Like Fig. 1, shown in Figure 2; The drum-type Parking skid control brake of dying; Said break comprises that one is fixed on ring-type braking bottom board 15 on the vehicle bridge, is fixed on the inboard mudguard wing 1 (left direction among Fig. 2 of this braking bottom board; The brake drum size of this mudguard wing and wheel is complementary, and is beneficial to block silt and sewage, prevents that it from corroding brake drum), the arrester of the flute profile ring-type of arranging around this braking bottom board, be fixed on two mounting plates 10 of both sides inside and outside the said arrester.
Said arrester is fixed on the side of this braking bottom board near the wheel braking drum; Obviously, the center line of arrester and braking bottom board and the bulging center line coaxial (promptly coaxial) of wheel braking with the rotating shaft of wheel.The opening of arrester is along its radial outward; The external diameter of arrester and the internal diameter of brake drum adapt, and at least four brake strips 16 of being spliced into annulus (recommendation is selected 14-20 for use) are installed, along the ring-type braking air bag 17 of the said brake strip of arrester radially outward pushing tow in this arrester.The inner side edge edge of every brake strip and outer side are along all stretching out said arrester; Splice (like Fig. 2, shown in Figure 6) through component backing pin 19 between two adjacent brake strips; Also be provided with one in the arrester said two brake strips are applied the sheet return spring 18 (like Fig. 2, shown in Figure 7) towards arrester axial direction pressure; The valve of said braking air bag is connected with the brake valve of automobile gas receiver through tracheae 6, threeway 5; In order to charge and discharge pressurized air rapidly, the braking air bag in the utility model is provided with two valves.
The improvement part of the utility model is following:
The inboard of said arrester and the outside respectively are provided with the halting mechanism of dying; Each halting mechanism of dying comprises two parking braking hoof that are spliced into annulus, and (structure of two parking braking hoof is identical; Be the semi-round ring shape greater than semicircle shown in Figure 3; Show it is sheet among Fig. 2); Be respectively right hoof 2-1 of parking braking and the left hoof 2 of parking braking, each parking braking hoof all is positioned at the side of brake strip near the arrester axis, and the roof pressure edge of stretching out arrester at said brake strip respectively, its outer; The middle part of each parking braking hoof respectively is shaped at least two along the diametric chute 4 of mounting plate; Be provided with a latch 3 that laterally runs through two mounting plates with every corresponding position of chute on the said mounting plate, the two ends of every latch are positioned at respectively in the chute with spacing to said parking braking hoof; The equal intercross arrangement in the upper end of two parking braking hoof and lower end; The lower end of two parking braking hoof is connected (two ends up and down of two parking braking hoof all are shaped on attachment hole 4-1) through a controlling device that is used to regulate tightness between two parking braking hoof and the brake strip; The upper end is through a parking braking spring 12-1 connection that is used to open two parking braking hoof, and the upper end of two parking braking hoof also is provided with one and is used to draw over to one's side two parking braking hoof to remove the cylinder 12 of Parking; Said cylinder is connected with the brake valve of automobile gas receiver through tracheae 6, no gas braking threeway 11.
Said controlling device is made up of screw rod 9, swivel nut 8 and a parking braking spring 12-1 of being enclosed within on this screw rod; The two ends of said parking braking spring are connected with the lower end of the right hoof of parking braking and the lower end of parking braking left side hoof respectively; Under the brake spring tension; Two parking braking hoof expand outwardly, the roof pressure brake strip; Said swivel nut is fixed on the lower end of the right hoof of parking braking, and screw rod is fixed on the lower end (degree of depth in the adjusting screw rod precession swivel nut, thereby regulate tightness between two parking braking hoof and the brake strip) as required of parking braking left side hoof; The left end of said parking braking spring is connected with the upper end of the right hoof of parking braking; The upper end of right-hand member and parking braking left side hoof is connected that (because the upper end intercross arrangement of two parking braking hoof, so under the effect of parking braking spring tension, two parking braking hoof are expanded outwardly; The roof pressure brake strip); The piston rod of said cylinder left end is connected with the upper end of the right hoof of parking braking, and right-hand member is connected with the upper end of parking braking left side hoof (when the cylinder startup, when its piston rod overcomes the elongation of brake spring pulling force; Just drive two brake shoes and inwardly shrink, make two parking braking hoof break away from brake strip).
Said arrester is spliced to form (exocoel plate and inner cavity plate are ring-type) by inner cavity plate 20 and exocoel plate 13; Be shaped at least four pairs of jacks that are used for the said latch of plug-in mounting on this arrester, two jacks of every pair of jack are arranged on said exocoel plate and the inner cavity plate.
Said brake strip is made up of friction plate steel back 16-2, the planar friction plate 16-1 of cylinder that is fixed on this friction plate steel back; The jointing positions of said friction plate steel back both sides respectively is shaped on a splicing groove 16-3; Two splicing grooves of two adjacent friction plate steel backs are spliced to form a cavity; Said component backing pin passes this cavity; The component backing pin is installed with said sheet return spring near a side of axis, and the middle part high spot roof pressure of this sheet return spring is on said component backing pin, and the two ends of sheet return spring are compressing said brake strip it is applied the pressure that resets to the arrester axial direction.
Said braking bottom board is shaped on several radiation holes 14 that is used to distribute heat that brake strip produces.
In the utility model, the braking air bag expands when charging into pressurized air, and outwards eject brake strip and make itself and automobile brake drum friction, automobile brake, the aftershrinkage of braking air bag discharge pressurized air, the sheet return spring forces drag friction to reset.Said brake strip, braking air bag and the equal buyable of cylinder obtain.
Claims (5)
1. the drum-type Parking skid control brake of dying, said break comprise a flute profile ring-type that is fixed on ring-type braking bottom board (15) on the vehicle bridge, is fixed on the inboard mudguard wing (1) of this braking bottom board, arranges around this braking bottom board arrester, be fixed on two mounting plates (10) of both sides inside and outside the said arrester; The opening of said arrester is along its radial outward; The external diameter of arrester and the internal diameter of brake drum adapt; At least four brake strips (16) of being spliced into annulus are installed in this arrester, along the ring-type braking air bag (17) of the said brake strip of arrester external diameter direction pushing tow; The inner side edge edge of every brake strip and outer side are along all stretching out said arrester; Splice through component backing pin (19) between two adjacent brake strips; Also be provided with one in the arrester said two brake strips are applied the sheet return spring (18) towards arrester axial direction pressure, the valve of said braking air bag is connected with the brake valve of automobile gas receiver through tracheae (6), threeway (5); It is characterized in that: the inboard of said arrester and the outside respectively are provided with the halting mechanism of dying; Each halting mechanism of dying comprises two parking braking hoof that are spliced into annulus; Be respectively right hoof (2-1) of parking braking and parking braking left side hoof (2); Each parking braking hoof is positioned at the side of brake strip near the arrester axis, and its outer is the roof pressure edge of stretching out arrester at said brake strip respectively; The middle part of each parking braking hoof respectively is shaped at least two along the diametric chute of mounting plate (4); Be provided with a latch (3) that laterally runs through two mounting plates with every corresponding position of chute on the said mounting plate, the two ends of every latch are positioned at respectively in the chute with spacing to said parking braking hoof; The equal intercross arrangement in the upper end of two parking braking hoof and lower end; The lower end of two parking braking hoof is connected through a controlling device that is used to regulate tightness between two parking braking hoof and the brake strip; The upper end is through parking braking spring (12-1) connection that is used to open two parking braking hoof, and the upper end of two parking braking hoof also is provided with one and is used to draw over to one's side two parking braking hoof to remove the cylinder (12) of Parking; Said cylinder is connected with the brake valve of automobile gas receiver through tracheae, no gas braking threeway (11).
2. the drum-type according to claim 1 Parking skid control brake of dying; It is characterized in that: said controlling device is made up of screw rod (9), the swivel nut (8) and the parking braking spring (12-1) that are enclosed within on this screw rod; The two ends of said parking braking spring are connected the lower end of two parking braking hoof; Said swivel nut is fixed on the lower end of the right hoof of parking braking, and screw rod is fixed on the lower end of parking braking left side hoof; The left end of said parking braking spring is connected with the upper end of the right hoof of parking braking, and right-hand member is connected with the upper end of parking braking left side hoof, and the piston rod of said cylinder left end is connected with the upper end of the right hoof of parking braking, and right-hand member is connected with the upper end of parking braking left side hoof.
3. the drum-type according to claim 2 Parking skid control brake of dying; It is characterized in that: said arrester is spliced to form by inner cavity plate (20) and exocoel plate (13); Be shaped at least four pairs of jacks that are used for the said latch of plug-in mounting on this arrester, two jacks of every pair of jack are arranged on said exocoel plate and the inner cavity plate.
4. the drum-type according to claim 3 Parking skid control brake of dying is characterized in that: said brake strip is formed (16-1) by friction plate steel back (16-2), the planar friction plate of cylinder that is fixed on this friction plate steel back; The jointing positions of said friction plate steel back both sides respectively is shaped on a splicing groove (16-3); Two splicing grooves of two adjacent friction plate steel backs are spliced to form a cavity; Said component backing pin passes this cavity; The component backing pin is installed with said sheet return spring near a side of axis, and the middle part high spot roof pressure of this sheet return spring is on said component backing pin, and the two ends of sheet return spring are compressing said brake strip it is applied the pressure that resets to the arrester axial direction.
5. the drum-type according to claim 4 Parking skid control brake of dying, it is characterized in that: said braking bottom board is shaped on several radiation holes (14) that is used to distribute heat that brake strip produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203479664U CN202251556U (en) | 2011-09-16 | 2011-09-16 | Drum type air shutoff parking anti-lock brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203479664U CN202251556U (en) | 2011-09-16 | 2011-09-16 | Drum type air shutoff parking anti-lock brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202251556U true CN202251556U (en) | 2012-05-30 |
Family
ID=46112803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203479664U Expired - Fee Related CN202251556U (en) | 2011-09-16 | 2011-09-16 | Drum type air shutoff parking anti-lock brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202251556U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329397A (en) * | 2014-10-08 | 2015-02-04 | 芜湖华强文化科技产业有限公司 | Inertia brake |
| CN112572753A (en) * | 2020-12-17 | 2021-03-30 | 中国特种飞行器研究所 | Energy storage type air pressure braking mechanism of airship |
-
2011
- 2011-09-16 CN CN2011203479664U patent/CN202251556U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329397A (en) * | 2014-10-08 | 2015-02-04 | 芜湖华强文化科技产业有限公司 | Inertia brake |
| CN104329397B (en) * | 2014-10-08 | 2016-11-30 | 芜湖华强文化科技产业有限公司 | A kind of inertia brake device |
| CN112572753A (en) * | 2020-12-17 | 2021-03-30 | 中国特种飞行器研究所 | Energy storage type air pressure braking mechanism of airship |
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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: 20120530 Termination date: 20150916 |
|
| EXPY | Termination of patent right or utility model |