CN105276033B - A kind of tight-holding type brake apparatus of truck - Google Patents
A kind of tight-holding type brake apparatus of truck Download PDFInfo
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- CN105276033B CN105276033B CN201510824067.1A CN201510824067A CN105276033B CN 105276033 B CN105276033 B CN 105276033B CN 201510824067 A CN201510824067 A CN 201510824067A CN 105276033 B CN105276033 B CN 105276033B
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Abstract
The present invention relates to a kind of tight-holding type brake apparatus of truck, including back-plate, brake-shoe and braked wheel, one end of brake-shoe is hinged with back-plate, the peripheral surface of braked wheel and the inner peripheral surface phase configuration of brake-shoe, the other end of brake-shoe and linkage mechanism phase configuration, linkage mechanism include drive shaft, left actuating arm and right actuating arm, and left and right driving arm is symmetrically set in the both ends of drive shaft, the end face outside of braked wheel is equipped with boss and radiating fin, is connected by bolt with wheel hub.Braking ability of the present invention is reliable, good heat dissipation effect, and applicable performance is high.
Description
Technical field
The invention belongs to the technical fields of brake device for car more particularly to a kind of tight-holding type of truck to brake dress
It puts.
Background technology
Though existing automobile drum type brake has become perfect through repeatedly improving its braking ability, load is heavier or lower long slope
In the case of brake or emergency braking, often braking retardation, braking distance is elongated, and return, which is not thorough, after braking causes to drag brake, becomes
The major safety risks such as oil consumption increase in vehicle traveling, and the contact surface of Cam braking is small, and stress is big, and the amount of strutting is small, reliably
Performance is low.
Invention content
The technical problems to be solved by the invention are to provide a kind of tight-holding type brake apparatus of truck, it is not only tied
Structure is simple, and setting is reasonable, and brakes sensitive reaction soon, and light-weight, return is thorough.
The technical solution adopted by the present invention to solve the technical problems is：A kind of tight-holding type brake apparatus of truck,
Including back-plate, brake-shoe and braked wheel, the back-plate is oval plate, and one end of back-plate is equipped with circular hole, braking
The other end of bottom plate is equipped with hinged seat；One end of the brake-shoe is hinged with the hinged seat, the peripheral surface of the braked wheel
With the inner peripheral surface phase configuration of brake-shoe, which is characterized in that the other end of the brake-shoe and linkage mechanism phase configuration, the linkage
Mechanism includes drive shaft, left actuating arm and right actuating arm, and the left and right driving arm is symmetrically set in the both sides of the drive shaft.
By said program, the brake-shoe includes shoe plate and brake strip, and shoe plate includes left shoe plate and right shoe plate, left,
Right shoe plate is the laminated structure of semicircular arc, and the opening of left and right shoe plate is oppositely arranged, and one end of left and right shoe plate is provided with hinge
It connects hole to be hinged by shoe shaft and the hinged seat, the left and right shoe plate other end is connected by return spring, and left and right shoe plate is another
U-typed slot inwardly is provided in the middle part of the end at end, through-hole is symmetrically provided on the both side plate of the U-typed slot, is installed in the through-hole
There is connecting shaft, the outside end of the connecting shaft is equipped with positioning pin, and the positioning pin is connected with the end of return spring；The braking
Friction plate is arc plate, and brake strip is installed respectively on the inner peripheral surface of the left and right shoe plate.
By said program, the drive shaft is equipped with the cylindrical structure of " S " type convex block for an end head, and " S " type is convex
Block both ends are symmetrically arranged left and right wing, and the left and right wing is the incremental arc wing of two radiuss of turn, the left and right wing
The end face outside center of block is equipped with locating shaft；The left and right driving arm is that one end is equipped with equipped with the arc opening groove other end
The structure of connecting hole, the outer side edges of the arc opening groove are equipped with location hole, the arc opening groove point of left and right driving arm
Not with left and right wing phase configuration, and pass through locating shaft and be hinged, the other end of left and right driving arm is hinged with the connecting shaft.
By said program, the braked wheel is cylindrical tube structure, and the outer side edges of braked wheel are equipped with connecting flange, the company
Circumferentially uniform intervals are equipped with several boss to acting flange, and the boss center is equipped with screw hole.
By said program, uniform intervals are equipped with radiating fin on the connecting flange.
By said program, the inner wall of the braked wheel is evenly distributed several ribs.
By said program, two pieces of brake strips are installed on the inner peripheral surface of the left and right shoe plate respectively.
The beneficial effects of the invention are as follows：1st, a kind of tight-holding type brake apparatus of truck is provided, passes through linkage mechanism
Brake-shoe is made to form the braking effect held tightly with braked wheel, traditional brake cam is eliminated, greatly reduces braking time, is contracted
Short braking distance, so as to reduce the hidden danger of road traffic accident；2nd, reasonable design of the present invention, stress contact surface is big, and stress is small, can
By property height, and the amount of strutting is big, and maintenance capacity is reduced, and service life is long；3rd, braked wheel is equipped with boss structure and wheel hub is connected, and reduces
Contact area reduces amount of thermal conduction；4th, the connecting flange of braked wheel is equipped with radiating fin, increases heat sinking function, optimization heat dissipation
Effect.
Description of the drawings
Fig. 1 is the fractionation schematic diagram of one embodiment of the invention.
Fig. 2 is the front view of the on-position of one embodiment of the invention.
Fig. 3 is the sectional view of the on-position of one embodiment of the invention.
Fig. 4 is the sectional view of the releasing orientation of one embodiment of the invention.
Fig. 5 is the axonometric drawing of the braked wheel of one embodiment of the invention.
Wherein：1st, back-plate, 2, left shoe plate, 3, right shoe plate, 4, brake strip, 5, braked wheel, 6, return spring, 7, drive
Moving axis, 8, left actuating arm, 9, right actuating arm, 10, " S " type convex block, 11, locating shaft, 12, arc opening groove, 13, connecting hole,
14th, location hole, 15, boss, 16, connecting shaft, 17, rib, 18, connecting flange, 19, screw hole, 20, radiating fin, 21, wheel hub,
22nd, U-typed slot, 23, hinge hole, 24, shoe shaft, 25, through-hole, 26, circular hole, 27, tire bolt.
Specific embodiment
To more fully understand the present invention, the invention will be further described with reference to the accompanying drawings and examples.
As shown in Figs 1-4, the tight-holding type brake apparatus of a kind of truck, including back-plate 1, brake-shoe and braked wheel
5, back-plate is oval plate, and one end is equipped with circular hole 26, and the other end is equipped with hinged seat；One end of brake-shoe and hinged seat phase
It is hinged, the other end and linkage mechanism phase configuration, the peripheral surface of braked wheel and the inner peripheral surface phase configuration of brake-shoe, linkage mechanism packet
Drive shaft 7, left actuating arm 8 and right actuating arm 9 are included, left and right driving arm is symmetrically set in the both sides of drive shaft.
Brake-shoe includes shoe plate and brake strip 4, and shoe plate includes left shoe plate 2 and right shoe plate 3, and left and right shoe plate is half
Arc-shaped laminated structure, the opening of left and right shoe plate are oppositely arranged, and one end is provided with hinge hole 23 and passes through shoe shaft 24 and hinge
Joint chair is hinged, and the other end is connected by return spring 6, and inwardly U-typed slot is provided in the middle part of the end of the left and right shoe plate other end
22, through-hole 25 is symmetrically provided on the both side plate of U-typed slot, connecting shaft 16 is installed in through-hole, the outside end of connecting shaft is equipped with
Split pin, split pin are connected with the end of return spring；Brake strip is arc plate, is pacified respectively on the inner peripheral surface of left and right shoe plate
Equipped with two pieces of brake strips, friction plate intrados and 5 phase friction catch of braked wheel are utilized.
Drive shaft is equipped with the cylindrical structure of " S " type convex block 10 for an end head, and " S " type convex block both ends are symmetrically arranged
Left and right wing, the left and right wing arc wing incremental for two radiuss of turn, end face outside center is equipped with locating shaft 11；
Left and right sliding chute rod is that one end is equipped with the structure that 12 other end of arc opening groove is equipped with connecting hole 13, arc opening groove
Outer side edges are equipped with location hole 14, the arc opening groove of left and right driving arm respectively with left and right wing phase configuration, and pass through it is fixed
Position axis is hinged, and the other end and the connecting shaft of left and right driving arm are hinged.
As shown in figure 5, braked wheel is cylindrical tube structure, inner wall is evenly distributed several ribs 17, and outer side edges are set
There is a connecting flange 18, circumferentially uniform intervals are equipped with several boss 15 to connecting flange, and boss center is equipped with screw hole 19, outside braked wheel
Side end face is connected with wheel hub 21 by tire bolt 27, and end face outside and the wheel hub of boss are affixed, and reduce contact surface, and then subtract
Amount of thermal conduction is lacked, uniform intervals are equipped with radiating fin 20 on connecting flange, and the heat dissipation effect for making braked wheel is more preferable, radiating efficiency
Higher.
The braking process of this brake apparatus is as follows, when brake apparatus is in relieving state (see Fig. 4), one end of drive shaft
" S " the type convex block on head is horizontal, and the coincidence length of left actuating arm and right actuating arm is minimum, left shoe plate and right shoe plate
The spacing of the other end is maximum, and for return spring in state of pulling open, brake-shoe does not generate the brake force of holding, rotation driving with braked wheel
Axis, " S " type convex block rotate therewith in the arc opening groove of left and right driving arm, opposite so as to which left and right driving arm be driven to occur
Opposite rotation also occurs under the drive of left and right driving arm for rotation, left shoe plate, right shoe plate, and brake-shoe holds braked wheel tightly and forms system
Power, return spring return are shunk, and are rotated further drive shaft, and brake-shoe forms increasingly tighter on-position, when " S " type convex block from
When horizontal position goes to vertical position, the coincidence length of left actuating arm and right actuating arm is maximum, and brake force reaches maximum；Reversely or
Drive shaft is rotated further, left and right shoe plate occurs backwards to rotating under the action of left and right driving arm, and return spring is opened, left and right
The spacing of the shoe plate other end becomes larger, and brake-shoe take-off the brake wheel is repositioned to non-brake state, completes the braking process of vehicle.
Claims (6)
1. a kind of tight-holding type brake apparatus of truck, including back-plate, brake-shoe and braked wheel, the back-plate is
Oval plate, one end of back-plate are equipped with circular hole, and the other end of back-plate is equipped with hinged seat；One end of the brake-shoe and institute
It states hinged seat to be hinged, the peripheral surface of the braked wheel and the inner peripheral surface phase configuration of brake-shoe, which is characterized in that the brake-shoe
The other end and linkage mechanism phase configuration, the linkage mechanism includes drive shaft, left actuating arm and right actuating arm, described left and right
Actuating arm is symmetrically set in the both sides of the drive shaft, and drive shaft is equipped with the cylindrical structure of " S " type convex block for an end head, described
" S " type convex block both ends are symmetrically arranged left and right wing, and the left and right wing is the incremental arc wing of two radiuss of turn,
The end face outside center of left and right wing is equipped with locating shaft, and the left and right driving arm is that one end is another equipped with arc opening groove
Structure of the end equipped with connecting hole, the outer side edges of the arc opening groove are equipped with location hole, the arc opening of left and right driving arm
Groove with left and right wing phase configuration, and passes through locating shaft and is hinged respectively, the other end of left and right driving arm and brake-shoe it is another
One end is hinged.
2. the tight-holding type brake apparatus of a kind of truck as described in claim 1, it is characterised in that the brake-shoe includes
Shoe plate and brake strip, shoe plate include left shoe plate and right shoe plate, and left and right shoe plate is the laminated structure of semicircular arc, left and right
The opening of shoe plate is oppositely arranged, and one end of left and right shoe plate is provided with hinge hole and is hinged by shoe shaft and the hinged seat,
The left and right shoe plate other end is connected by return spring, and inwardly U-typed slot is provided in the middle part of the end of the left and right shoe plate other end, described
Through-hole is symmetrically provided on the both side plate of U-typed slot, connecting shaft is installed in the through-hole, the outside end of the connecting shaft is equipped with
Positioning pin, the positioning pin are connected with the end of return spring；The brake strip is arc plate, and brake strip is installed respectively
In on the inner peripheral surface of the left and right shoe plate.
3. the tight-holding type brake apparatus of a kind of truck as claimed in claim 2, it is characterised in that the braked wheel is circle
Column tube structure, the outer side edges of braked wheel are equipped with connecting flange, and circumferentially uniform intervals are equipped with several boss to the connecting flange,
The boss center is equipped with screw hole.
4. the tight-holding type brake apparatus of a kind of truck as claimed in claim 3, it is characterised in that on the connecting flange
Uniform intervals are equipped with radiating fin.
5. a kind of tight-holding type brake apparatus of truck as claimed in claim 3, it is characterised in that the braked wheel it is interior
Wall is evenly distributed several ribs,
6. the tight-holding type brake apparatus of a kind of truck as claimed in claim 2, it is characterised in that the left and right shoe plate
Two pieces of brake strips are installed on inner peripheral surface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510824067.1A CN105276033B (en) | 2015-11-24 | 2015-11-24 | A kind of tight-holding type brake apparatus of truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510824067.1A CN105276033B (en) | 2015-11-24 | 2015-11-24 | A kind of tight-holding type brake apparatus of truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105276033A CN105276033A (en) | 2016-01-27 |
| CN105276033B true CN105276033B (en) | 2018-06-08 |
Family
ID=55145605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510824067.1A Active CN105276033B (en) | 2015-11-24 | 2015-11-24 | A kind of tight-holding type brake apparatus of truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105276033B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215321B (en) * | 2017-06-05 | 2023-05-02 | 湖北中尔轮式制动车桥有限公司 | Multi-section self-boosting circumferential holding wheel type brake axle of truck |
| CN207795906U (en) * | 2017-07-13 | 2018-08-31 | 周广如 | Automobile arrestment mechanism and the wheel hub being used cooperatively with the arrestment mechanism |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3891068A (en) * | 1973-04-06 | 1975-06-24 | Sven Erik Camph | Automatic slack adjuster |
| DE3238351A1 (en) * | 1982-07-16 | 1984-04-19 | Deutsche Perrot-Bremse Gmbh, 6800 Mannheim | Simplex brake |
| CN2668461Y (en) * | 2003-12-18 | 2005-01-05 | 安徽江淮汽车股份有限公司 | Special chassis brake system for bus |
| CN2929326Y (en) * | 2006-07-24 | 2007-08-01 | 张娟仙 | Pneumatic new brake |
| CN202228570U (en) * | 2011-08-31 | 2012-05-23 | 蔡建国 | Brake clearance adjusting mechanism of automobile |
| CN104832568A (en) * | 2015-05-20 | 2015-08-12 | 湖北中尔轮式制动车桥有限公司 | Chain type braking device of heavy vehicle |
| CN205331286U (en) * | 2015-11-24 | 2016-06-22 | 湖北中尔轮式制动车桥有限公司 | Lorry's formula of holding tightly arresting gear |
-
2015
- 2015-11-24 CN CN201510824067.1A patent/CN105276033B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3891068A (en) * | 1973-04-06 | 1975-06-24 | Sven Erik Camph | Automatic slack adjuster |
| DE3238351A1 (en) * | 1982-07-16 | 1984-04-19 | Deutsche Perrot-Bremse Gmbh, 6800 Mannheim | Simplex brake |
| CN2668461Y (en) * | 2003-12-18 | 2005-01-05 | 安徽江淮汽车股份有限公司 | Special chassis brake system for bus |
| CN2929326Y (en) * | 2006-07-24 | 2007-08-01 | 张娟仙 | Pneumatic new brake |
| CN202228570U (en) * | 2011-08-31 | 2012-05-23 | 蔡建国 | Brake clearance adjusting mechanism of automobile |
| CN104832568A (en) * | 2015-05-20 | 2015-08-12 | 湖北中尔轮式制动车桥有限公司 | Chain type braking device of heavy vehicle |
| CN205331286U (en) * | 2015-11-24 | 2016-06-22 | 湖北中尔轮式制动车桥有限公司 | Lorry's formula of holding tightly arresting gear |
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| Publication number | Publication date |
|---|---|
| CN105276033A (en) | 2016-01-27 |
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