CN104832568B - A kind of chain-type brake apparatus of truck - Google Patents
A kind of chain-type brake apparatus of truck Download PDFInfo
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- CN104832568B CN104832568B CN201510257585.XA CN201510257585A CN104832568B CN 104832568 B CN104832568 B CN 104832568B CN 201510257585 A CN201510257585 A CN 201510257585A CN 104832568 B CN104832568 B CN 104832568B
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- shoe
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- brake
- braked wheel
- truck
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Abstract
The present invention relates to a kind of chain-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 includes universal driving shaft, left connection board and right connection board, and left and right connecting plate is symmetrically set in the both ends of universal driving shaft, the end face outside of braked wheel is connected with transition disc, is connected with wheel hub by transition disc.Braking ability of the present invention is reliable, good heat dissipation effect, and applicable performance is high.
Description
Technical field
The invention belongs to a kind of brakings of the chain-type of the technical field of brake device for car more particularly to truck to fill
It sets.
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
Technical problem to be solved by the present invention lies in a kind of chain-type brake apparatus of truck is provided, 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 chain-type brake apparatus of truck,
Including back-plate, brake-shoe and braked wheel, the back-plate is circular discs, and one end of back-plate is set there are one axis hole,
The other end of back-plate is set there are two shoe plate axis hole；It is mutually cut with scissors by shoe shaft and the shoe plate axis hole one end of the brake-shoe
It connects；The peripheral surface of the braked wheel and the inner peripheral surface phase configuration of brake-shoe, which is characterized in that the other end and connection of the brake-shoe
Motivation structure phase configuration, the linkage mechanism include universal driving shaft, left connection board and right connection board, and the left and right connecting plate is symmetrically pacified
The both sides of described universal driving shaft one end are located at, the other end of left and right connecting plate is connected with brake-shoe.
By said program, the brake-shoe includes left hoof and right hoof, and the left hoof includes left shoe plate and brake strip, institute
It includes right shoe plate and brake strip to state right hoof, and left and right shoe plate is the tile fragment structure of semicircular arc, and the brake strip is
Arc plate, brake strip are installed respectively on the inner peripheral surface of left and right shoe plate；The opening of left and right shoe plate is oppositely arranged, left and right
One end of shoe plate is provided with hinge hole and is hinged by shoe shaft and shoe plate axis hole, and the end of the left and right shoe plate other end is installed on
The outside end of connecting shaft, the connecting shaft is connected with the end of return spring.
By said program, it inwardly is provided with U-typed slot in the middle part of the end of the left and right shoe plate other end, the U-typed slot
It is symmetrically provided with through-hole on both side plate, connecting shaft is installed in the through-hole, the outside end of the connecting shaft is equipped with positioning pin, institute
Positioning pin is stated with the end of return spring to be connected.
By said program, the universal driving shaft is the cylindrical structure that one end end is equipped with kidney-shaped boss, the kidney-shaped boss
End face is symmetrical above and below to be set there are two screw hole, and the line of centres of described two screw holes is vertical with the axis of universal driving shaft；The left and right company
Fishplate bar is " 8 " font platy structure of both ends trepanning, and kidney-shaped boss passes through one end phase of line shaft and left and right connecting plate respectively
Hinged, the other end of left and right connecting plate is hinged with the connecting shaft；The line shaft is that both ends are equipped with externally threaded cylinder
Body, one end of line shaft and the screw hole phase configuration, the other end and the cover board of line shaft pass through nut positioning and locking.
By said program, the braked wheel is cylindrical tube structure, and the inner wall of braked wheel is evenly distributed several ribs, is made
The top design of driving wheel has water-blocking bank.
By said program, the end face outside of the braked wheel is circumferentially arranged with positioning groove, the positioning groove upper edge week
It being equipped with several power holes to uniform intervals, the inner edge of braked wheel is equipped at intervals with several the first convex blocks radially extended, and described the
One convex block is equipped with screw hole, and braked wheel is connected by bolt with transition disc.
By said program, the transition disc is cirque structure, the inner side end of transition disc circumferentially arranged with positioning spigot,
The positioning spigot and the positioning groove fasten configuration；The inner edge uniform intervals of transition disc are equipped with several radially extend
Second convex block, second convex block are equipped with screw hole, the setting corresponding with first convex block of the second convex block；Positioning spigot upper edge
Circumferential uniform intervals are equipped with several transitional pores.
By said program, the other end end of the line shaft is equipped with oil nozzle.
By said program, two pieces of brake strips are installed on the inner peripheral surface of the left and right shoe plate respectively.
By said program, universal driving shaft other end end is equipped with spline, and the spline is connected with driving device.
The beneficial effects of the invention are as follows：1, a kind of chain-type brake apparatus of truck is provided, linkage mechanism is passed through
So that brake-shoe is formed the braking effect held tightly with braked wheel, cancel traditional braking drum, the brake drum caused by outer tension is avoided to rupture,
There is traffic accident and personal injury；2, braking is matched with brake-shoe using linkage mechanism, eliminates traditional brake cam,
Braking time is greatly reduced, shortens braking distance, to reduce the hidden danger of road traffic accident；3, reasonable design of the present invention,
Stress contact surface is big, and stress is small, and reliability is high, and the amount of strutting is big, and maintenance capacity is reduced, and service life is long；4, braked wheel is equipped with
Water-blocking bank, during braked wheel rotates, water-blocking bank prevents external water inlet outflow, keeps entire braked wheel fast by outside water inlet
Prompt drop temperature improves the heat dissipation effect of brake apparatus；5, transition disc is equipped with power and transmits transitional pore, makes wheel hub by tire bolt
It is installed together with braked wheel transition, increases the versatility of parts, reduce design and manufacturing cost.
Description of the drawings
Fig. 1 is the fractionation schematic diagram of one embodiment of the invention.
Fig. 2 is the front view of one embodiment of the invention.
Fig. 3 is the side view of one embodiment of the invention.
Fig. 4 is the axonometric drawing of the left shoe plate of one embodiment of the invention.
Fig. 5 is the axonometric drawing of the linkage mechanism of one embodiment of the invention.
Fig. 6 is the sectional view of the linkage mechanism of one embodiment of the invention.
Fig. 7 is the sectional view of the releasing orientation of one embodiment of the invention.
Fig. 8 is the sectional view of the on-position of one embodiment of the invention.
Fig. 9 is the axonometric drawing of the transition disc of one embodiment of the invention.
Figure 10 is the axonometric drawing of the braked wheel of one embodiment of the invention.
Wherein：1, back-plate, 2, left shoe plate, 3, right shoe plate, 4, brake strip, 5, braked wheel, 6, return spring, 7, connection
Moving axis, 8, left connection board, 9, right connection board, 10, kidney-shaped boss, 11, screw hole, 12, line shaft, 13, cover board, 14, oil nozzle, 15,
Through-hole, 16, connecting shaft, 17, rib, the 18, first convex block, the 19, second convex block, 20, transition disc, 21, positioning groove, 22, positioning
Seam allowance, 23, wheel hub, 24, U-typed slot, 25, spline.
Specific implementation mode
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. 1-3, the chain-type brake apparatus of a kind of truck, including back-plate 1, brake-shoe and braked wheel
5, back-plate is circular discs, and one end is set there are one axis hole, and the other end sets that there are two shoe plate axis holes；One end of brake-shoe is logical
Shoe shaft is crossed to be hinged with shoe plate axis hole；The peripheral surface of braked wheel and the inner peripheral surface phase configuration of brake-shoe, the other end of brake-shoe
With linkage mechanism phase configuration, linkage mechanism includes universal driving shaft 7, left connection board 8 and right connection board 9, and left and right connecting plate is symmetrically installed
The other end of both sides in universal driving shaft one end, left and right connecting plate is connected with brake-shoe.
As shown in figure 4, brake-shoe includes left hoof and right hoof, left hoof includes left shoe plate 2 and brake strip 4, and right hoof includes
Right shoe plate 3 and brake strip 4, left and right shoe plate are the tile fragment structure of semicircular arc, and brake strip is arc plate, left and right
Two pieces of brake strips are installed on the inner peripheral surface of shoe plate respectively；The opening of left and right shoe plate is oppositely arranged, left and right shoe plate
One end be provided with hinge hole and be hinged by shoe shaft and shoe plate axis hole, inwardly opened in the middle part of the end of the left and right shoe plate other end
There is U-typed slot 24, through-hole 15 is symmetrically provided on the both side plate of U-typed slot, connecting shaft 16, the outside of connecting shaft are installed in through-hole
End is equipped with positioning pin, and positioning pin is connected with the end of return spring 6.
As seen in figs. 5-6,7 universal driving shaft of universal driving shaft is the cylindrical structure that one end end is equipped with kidney-shaped boss 10, and kidney-shaped is convex
End face is symmetrical above and below to be set there are two screw hole 11, and the line of centres of two screw holes is vertical with the axis of universal driving shaft；Left and right connecting plate
It is " 8 " font platy structure of both ends trepanning, kidney-shaped boss is mutually cut with scissors by line shaft 12 and one end of left and right connecting plate respectively
It connects, the other end and the connecting shaft 16 of left and right connecting plate are hinged；Line shaft is that both ends are equipped with externally threaded cylinder, power
One end of axis and screw hole phase configuration, the other end and the cover board 13 of line shaft pass through nut positioning and locking, the other end end of line shaft
Head is equipped with oil nozzle, inputs lubricating oil by oil nozzle, reduces the frictional force of line shaft and connecting plate, make the more smooth spirit of brake operating
It is living；Universal driving shaft other end end is equipped with spline 25, is connected with driving device by spline.
As shown in Figure 10, braked wheel 5 is cylindrical tube structure, and inner wall is evenly distributed several ribs 17, braked wheel
Top design has water-blocking bank, and during braked wheel rotates, water-blocking bank prevents external water inlet outflow, with the rotation of braked wheel
Movement, cold water can flow to the entire inner wall of braked wheel, make entire braked wheel fast cooling by outside water inlet, improve brake apparatus
Heat dissipation effect.
The end face outside of braked wheel circumferentially arranged with positioning groove 21, on positioning groove circumferentially uniform intervals be equipped with it is several
The inner edge in power hole, braked wheel is equipped at intervals with several the first convex blocks 18 radially extended, and the first convex block is equipped with screw hole, braking
Wheel is connected by bolt with transition disc 20.
As shown in figure 9, transition disc 20 is cirque structure, circumferentially arranged with positioning spigot 22, positioning stops inner side end
Mouth and 21 phase configuration of positioning groove, the inner edge of transition disc is equipped at intervals with several the second convex blocks 19 radially extended, the second convex block
It is equipped with screw hole, the setting corresponding with the first convex block of the second convex block, braked wheel engages positioning with transition disc by flange collar and groove,
And by screw be connected, on positioning spigot circumferentially uniform intervals be equipped with several transitional pores, wheel hub 23 by tire bolt successively
Assembly is fixed across the power hole of transitional pore and braked wheel.
The braking process of this brake apparatus is as follows, when brake apparatus is in relieving state, an end head of universal driving shaft 7
Kidney-shaped boss 10 is horizontal (see Fig. 7), and left connection board 8 and right connection board 9 are also at horizontal position, left shoe plate 2 and the right side
The spacing of the other end of shoe plate 3 is maximum, and return spring 6 is in state of pulling open, and brake-shoe is with braked wheel 5 without generating the braking held tightly
Power rotates universal driving shaft, and kidney-shaped boss rotates therewith, to make left shoe plate, right shoe plate that phase occur under the drive of left and right connecting plate
To rotation, brake-shoe holds braked wheel tightly and forms brake force, and return spring return is shunk, and is rotated further universal driving shaft, and brake-shoe formation is got over
Carry out tighter on-position, when boss goes to vertical position from horizontal position, brake force reaches maximum；Reversely or it is rotated further
Universal driving shaft, left and right shoe plate occurs backwards to rotating under the action of left and right connecting plate, and return spring is opened, and left and right shoe plate is another
The spacing at end becomes larger, and brake-shoe take-off the brake wheel is repositioned to non-brake state, completes the braking process of vehicle.
Claims (8)
1. a kind of chain-type brake apparatus of truck, including back-plate, brake-shoe and braked wheel, the back-plate are
Circular discs, one end of back-plate are set there are one axis hole, and the other end of back-plate sets that there are two shoe plate axis holes；The brake-shoe
One end be hinged by shoe shaft and the shoe plate axis hole；The peripheral surface of the braked wheel and the inner peripheral surface of brake-shoe match
It sets, which is characterized in that the other end of the brake-shoe and linkage mechanism phase configuration, the linkage mechanism includes universal driving shaft, Zuo Lian
Fishplate bar and right connection board, the left and right connecting plate are symmetrically installed in the both sides of described universal driving shaft one end, left and right connecting plate it is another
One end is connected with brake-shoe；Brake-shoe includes left hoof and right hoof, and the left hoof includes left shoe plate and brake strip, the right hoof
Including right shoe plate and brake strip, left and right shoe plate is the tile fragment structure of semicircular arc, and the brake strip is circular arc
Piece, brake strip are installed respectively on the inner peripheral surface of left and right shoe plate；The opening of left and right shoe plate is oppositely arranged, left and right shoe plate
One end be provided with hinge hole and be hinged by shoe shaft and shoe plate axis hole, the end of the left and right shoe plate other end is installed on connection
The outside end of axis, the connecting shaft is connected with the end of return spring；The universal driving shaft is that one end end is equipped with kidney-shaped boss
Cylindrical structure, the kidney-shaped raised head face is symmetrical above and below to set that there are two screw hole, the line of centres of described two screw holes and linkages
The axis of axis is vertical；The left and right connecting plate is " 8 " font platy structure of both ends trepanning, and kidney-shaped boss is respectively by dynamic
Power axis and one end of left and right connecting plate are hinged, and the other end of left and right connecting plate is hinged with the connecting shaft；The power
Axis is that both ends are equipped with externally threaded cylinder, one end of line shaft and the screw hole phase configuration, the other end and lid of line shaft
Plate passes through nut positioning and locking.
2. a kind of chain-type brake apparatus of truck as described in claim 1, it is characterised in that：The left and right shoe plate
It inwardly is provided with U-typed slot in the middle part of the end of the other end, is symmetrically provided with through-hole on the both side plate of the U-typed slot, in the through-hole
It is installed on 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.
3. a kind of chain-type brake apparatus of truck as claimed in claim 2, feature exist：It is in the braked wheel
The inner wall of cylindrical tube structure, braked wheel is evenly distributed several ribs, and the top design of braked wheel has water-blocking bank.
4. a kind of chain-type brake apparatus of truck as claimed in claim 3, it is characterised in that：The braked wheel
End face outside is circumferentially arranged with positioning groove, and circumferentially uniform intervals are equipped with several power holes, braked wheel on the positioning groove
Inner edge be equipped at intervals with several the first convex blocks radially extended, first convex block is equipped with screw hole, and braked wheel passes through bolt
It is connected with transition disc.
5. a kind of chain-type brake apparatus of truck as claimed in claim 4, it is characterised in that：The transition disc is
Cirque structure, circumferentially arranged with positioning spigot, the positioning spigot mutually blocks the inner side end of transition disc with the positioning groove
Close configuration；The inner edge uniform intervals of transition disc are equipped with several the second convex blocks radially extended, and second convex block is equipped with spiral shell
Hole, the setting corresponding with first convex block of the second convex block；Circumferentially uniform intervals are equipped with several transitional pores on positioning spigot.
6. a kind of chain-type brake apparatus of truck as described in claim 1, it is characterised in that：The line shaft
Other end end is equipped with oil nozzle.
7. a kind of chain-type brake apparatus of truck as described in claim 1, it is characterised in that：The left and right shoe plate
Inner peripheral surface on be installed on two pieces of brake strips respectively.
8. a kind of chain-type brake apparatus of truck as described in claim 1, it is characterised in that：The universal driving shaft is another
One end end is equipped with spline, and the spline is connected with driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510257585.XA CN104832568B (en) | 2015-05-20 | 2015-05-20 | A kind of chain-type brake apparatus of truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510257585.XA CN104832568B (en) | 2015-05-20 | 2015-05-20 | A kind of chain-type brake apparatus of truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104832568A CN104832568A (en) | 2015-08-12 |
| CN104832568B true CN104832568B (en) | 2018-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510257585.XA Active CN104832568B (en) | 2015-05-20 | 2015-05-20 | A kind of chain-type brake apparatus of truck |
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| CN (1) | CN104832568B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276033B (en) * | 2015-11-24 | 2018-06-08 | 湖北中尔轮式制动车桥有限公司 | A kind of tight-holding type brake apparatus of truck |
| WO2019029288A1 (en) * | 2017-08-11 | 2019-02-14 | 湖北中尔车轴有限公司 | Vehicle wheel double-sided braking system |
| CN107447680B (en) * | 2017-09-29 | 2024-01-26 | 黄河科技学院 | Vehicle-mounted traction and lifting combined device for bridge construction |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010223337A (en) * | 2009-03-24 | 2010-10-07 | Hosei Brake Ind Ltd | Leading trailing type drum brake for vehicle |
| CN202392015U (en) * | 2011-12-14 | 2012-08-22 | 张万川 | Expanding device with foldable pushing rods used for internal-expanding wheel drum brake |
| CN103867609B (en) * | 2014-03-07 | 2015-12-16 | 夏海龙 | The circumference of the wheeled braking vehicle bridge of a kind of truck holds braking device tightly |
| CN204985436U (en) * | 2015-05-20 | 2016-01-20 | 湖北中尔轮式制动车桥有限公司 | Lorry's chain formula arresting gear |
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- 2015-05-20 CN CN201510257585.XA patent/CN104832568B/en active Active
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| CN104832568A (en) | 2015-08-12 |
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