CN106979260B - Side-mounted circumferential holding brake axle of truck - Google Patents
Side-mounted circumferential holding brake axle of truck Download PDFInfo
- Publication number
- CN106979260B CN106979260B CN201710229567.XA CN201710229567A CN106979260B CN 106979260 B CN106979260 B CN 106979260B CN 201710229567 A CN201710229567 A CN 201710229567A CN 106979260 B CN106979260 B CN 106979260B
- Authority
- CN
- China
- Prior art keywords
- brake
- shoe
- plate
- axle
- connecting rod
- 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.)
- Active
Links
Images
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
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
- F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
- F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
- F16D51/22—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
-
- 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
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D2051/001—Parts or details of drum brakes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a side-mounted circumferential enclasping brake axle of a truck. The inner side of the hub is connected with a brake wheel which synchronously runs with the hub, a circumferential holding brake shoe is arranged corresponding to the peripheral surface of the brake wheel, the brake shoe comprises a semicircular left shoe plate and a semicircular right shoe plate, a brake friction plate is arranged on the inner peripheral surface of each shoe plate, a cam swing arm holding mechanism and a floating single-shaft mechanism are arranged on the axle, one end of each of the left shoe plate and the right shoe plate is connected with the floating single-shaft mechanism, and the other end of each of the left shoe plate and the right shoe plate is connected with the cam swing arm holding mechanism. The cam swing arm holding mechanism is arranged on the side edge of the brake shoe, so that the effective braking area of the brake shoe is increased, and the floating single-shaft mechanism is adopted, so that the left shoe and the right shoe move at equal intervals relative to the brake wheel, the working surface of the shoe can be simultaneously attached to the brake wheel for braking, the braking effect is improved, the shoe abrasion is reduced, and the shoe braking service life is prolonged.
Description
Technical Field
The invention belongs to the technical field of automobile axle braking, and particularly relates to a side-mounted circumferential enclasping brake axle of a truck.
Background
Although the existing truck drum brake has been improved for many times, the braking performance of the existing truck drum brake is improved, but when the truck drum brake is used for braking or emergency braking under the conditions of heavy load or long slope, the heat dissipation after friction braking still has a certain problem, and the truck drum brake is easy to generate high temperature due to braking, so that the brake drum is broken under the action of external supporting force, thereby causing the brake failure to happen frequently, and becoming a great potential safety hazard during the running of a vehicle. In order to solve the existing problems, a circumferential enclasping brake structure and a circumferential enclasping brake mode are provided at present, but the existing circumferential enclasping brake devices are all arranged on brake shoes, the circumferential braking area of the brake shoes is occupied, the fixed ends adopt a fixed double-shaft design to ensure that the braking surfaces of the brake shoes cannot play a whole contact braking role, the braking efficiency of the brake shoes is reduced, the existing brake shoes are all fixed by two shafts at one end, the brake shoes rotate around fixed points during braking, the braking surfaces gradually contact with the peripheral surface of a brake wheel until finally enclasping braking is formed, the stress of the brake shoes is uneven, the abrasion consumption is uneven, the braking time is prolonged, and the braking effect is influenced.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a side-mounted circumferential enclasping brake axle of a truck aiming at the defects in the prior art, so that the contact area between a brake shoe and a brake wheel is increased, the effective braking area is increased, uneven abrasion of the brake shoe is avoided, and the braking time is shortened.
The technical scheme adopted by the invention for solving the problems is as follows: a side-mounted circumferential enclasping brake axle of a truck comprises an axle and a hub, wherein the inner side of the hub is connected with a brake wheel which synchronously runs with the hub, a circumferential enclasping brake shoe is arranged corresponding to the outer peripheral surface of the brake wheel, the brake shoe comprises a semicircular arc left shoe plate and a semicircular arc right shoe plate, and a brake friction plate is arranged on the inner peripheral surface of each shoe plate.
According to the scheme, the floating single-shaft mechanism comprises a single-shaft support, a left connecting rod, a right connecting rod, a left return spring and a right return spring, the bottom of the single-shaft support is fixedly connected with the axle, the top of the single-shaft support is connected with the single-shaft support, the outer ends of the left connecting rod and the right connecting rod are hinged to the single-shaft support through hinge pins, the inner ends of the left connecting rod and the right connecting rod are hinged to one ends of the left hoof plate and the right connecting rod through hoof plate shafts, and the left return spring and the right return spring are arranged between the inner ends of the left connecting rod and the single-shaft support respectively.
According to the scheme, the single-shaft support is composed of a front arc-shaped support plate, a rear arc-shaped support plate and a connecting plate, the front arc-shaped support plate and the rear arc-shaped support plate are symmetrically arranged, the middle portions of the front arc-shaped support plate and the rear arc-shaped support plate are connected through the connecting plate, the left connecting rod and the right connecting rod are arranged in the interval between the front arc-shaped support plate and the rear arc-shaped support plate, the two sides of the bottom of the connecting plate are respectively provided with a left arc-shaped lug and a right arc-shaped lug, and the left arc-shaped lug and the right arc-shaped lug are respectively connected with the left return spring and the right return spring.
According to the scheme, the left connecting rod and the right connecting rod are of fork-shaped block structures, the two ends of each fork-shaped block structure are symmetrically provided with large semicircular arc-shaped notches, the large semicircular arc-shaped notches at the outer ends of the connecting rods are hinged with the single-shaft support through pin shafts, and the inner ends of the connecting rods are hinged with one ends of the left shoe plate and the right shoe plate through shoe plate shafts.
According to the above scheme, the mechanism is embraced to cam swing arm includes camshaft support, swing arm support, camshaft and left and right swing arm, camshaft support and swing arm support are fixed in on the axletree, the end of camshaft is equipped with the cam, and the middle part is passed through the camshaft support and is supported, and the rear portion is associative with the pendulum actuating device that changes, left and right swing arm one end with the other end configuration of left and right hoof piece links to each other, and the middle part is equipped with the hinge hole and is articulated mutually with the swing arm support, and the other end is equipped with left and right gyro wheel respectively, the cam is for controlling two arc wing pieces that the radius of rotation that corresponds the setting increases progressively, with left and right gyro wheel disposes mutually.
According to the above scheme, the camshaft support includes bottom plate and preceding, back backup pad, the bottom plate is fixed in on the axletree, the top both ends of preceding, back backup pad pass through the swing arm axle with the other end of left and right swing arm is articulated, the outside end of left and right swing arm respectively through the extension spring with the both sides of unipolar support link to each other, the central through-hole that the cam passed the back backup pad is arranged in between preceding, the back backup pad.
According to the scheme, one end of each of the left swing arm and the right swing arm is provided with a left fixing shaft and a right fixing shaft which extend outwards respectively, and the outer side ends of the left fixing shaft and the right fixing shaft are connected with the other ends of the left shoe plate and the right shoe plate respectively in a matched mode.
According to the scheme, the brake wheel is of a cylindrical structure, a plurality of air exhaust grooves are uniformly formed in the end face connected with the wheel hub at intervals along the circumferential direction, a plurality of bent rib plates are uniformly formed in the inner circumferential surface of the brake wheel at intervals along the circumferential direction, the bent rib plates are obliquely arranged to form a plurality of oblique air exhaust channels, and the outer circumferential surface of the brake wheel is configured with the brake friction sheet on the inner circumferential surface of the brake shoe.
According to the scheme, the air guide covers are arranged at the inner side ends of the left shoe and the right shoe and consist of air guide cylinders and arc-shaped air guide plates.
According to the scheme, one end of each of the left and right fixing shafts is connected with two ends of the anti-deviation regulator respectively, each anti-deviation regulator comprises two symmetrically arranged regulating screws and two regulating nuts, the thread sections of the two regulating nuts are connected with two ends of the two regulating screws respectively, and the connecting sections of the two regulating nuts are connected with the outer side ends of the left and right fixing shafts respectively.
The invention has the beneficial effects that: 1. the brake wheel and the peripheral holding brake structure are arranged, so that the damage of the rupture of the brake drum can be avoided, the stability of the brake performance is ensured, the heat radiation performance and the effect of a brake system of the lorry can be obviously improved, and the stability and the safety of the brake of the lorry are further improved; 2. the cam swing arm enclasping mechanism is arranged on the inner side of the brake shoe, so that the occupied space of the enclasping mechanism is reduced, the effective braking area of the brake shoe and the diameter of the brake wheel are increased, and the braking effect is improved; 3. the brake shoe is fixed by a floating single-shaft mechanism, the left shoe piece and the right shoe piece move at equal intervals relative to the brake wheel, and the left shoe piece and the right shoe piece are in full contact with the brake wheel during braking, so that the braking effect is improved, the abrasion of the shoe pieces is reduced, and the braking service life of the shoe pieces is prolonged.
Drawings
FIG. 1 is an axial half-sectional view of one embodiment of the present invention.
Fig. 2 is a schematic diagram of the splitting of an embodiment of the present invention.
Fig. 3 is a bottom view of one embodiment of the present invention.
Fig. 4 isbase:Sub>A view frombase:Sub>A-base:Sub>A of fig. 3.
FIG. 5 is a radial cross-sectional view of an assembled brake wheel and brake shoe according to one embodiment of the present invention.
Figure 6 is an isometric view of a swing cam arm clasping mechanism in an embodiment of the present invention.
Fig. 7 is an isometric view of a floating single-axis mechanism in an embodiment of the invention.
Figure 8 is an isometric view of a brake shoe according to an embodiment of the present invention.
FIG. 9 is an isometric view of a headblock according to one embodiment of the present invention.
FIG. 10 is an isometric view of an anti-deflection regulator in accordance with an embodiment of the present invention.
Wherein: the brake comprises an axle 1, a brake wheel 2, a left shoe 3, a right shoe 4, a friction plate 5, a single-axle support 6, a single-axle support 7, a camshaft support 8, a left connecting rod 9, a right connecting rod 10, a left return spring 11, a right return spring 12, a front arc support plate 13, a rear arc support plate 14, a connecting plate 15, a left arc lug 16, a right arc lug 17, a pin shaft 18, a shoe axle 19, a left fixed shaft 20, a right fixed shaft 21, a left roller 22, a right roller 23, a swing arm support 24, a camshaft 25, a swing arm shaft 26, a cam 27, an exhaust groove 28, a bending rib plate 29, an air guide cover 30, an anti-deviation regulator 31, a hub 32, a left swing arm 33, a right swing arm 34, a tension spring 35, an adjusting screw 36 and an adjusting nut 37.
Detailed Description
For a better understanding of the present invention, reference is made to the following description taken in conjunction with the accompanying drawings and examples.
As shown in figures 1-3, the side-mounted circumferential hugging brake axle of the truck comprises an axle 1 and a hub 32, wherein the inner side of the hub is connected with a brake wheel 2 which synchronously runs with the hub, a circumferential hugging brake shoe is arranged corresponding to the outer peripheral surface of the brake wheel, the brake shoe comprises a semicircular left shoe 3 and a semicircular right shoe 4, a brake friction plate 5 is arranged on the inner peripheral surface of each shoe, a cam swing arm hugging mechanism and a floating single-shaft mechanism are arranged on the axle at the inner side of the brake shoe, one end of each of the left shoe and the right shoe is connected with the floating single-shaft mechanism, and the other end of each of the left shoe and the right shoe is connected with the cam swing arm hugging mechanism.
As shown in fig. 4 and 7, the floating type single-shaft mechanism comprises a single-shaft support 6, a single-shaft support 7, a left connecting rod 9, a right connecting rod 10, a left return spring 11 and a right return spring 12, wherein the bottom of the single-shaft support is fixedly connected with a vehicle shaft, the top of the single-shaft support is connected with the single-shaft support, the single-shaft support comprises a front arc-shaped support plate 13, a rear arc-shaped support plate 14 and a connecting plate 15, the front arc-shaped support plate and the rear arc-shaped support plate are symmetrically arranged, the inner sides of the middle parts of the front arc-shaped support plate and the rear arc-shaped support plate are connected through the connecting plate, the left connecting rod and the right connecting rod are arranged in the interval between the front arc-shaped support plate and the rear arc-shaped support plate, two sides of the bottom of the connecting plate are provided with a left arc-shaped lug 16 and a right arc-shaped lug 17, the left connecting rod and the right connecting rod are of a fork-shaped block structure, two ends of which are symmetrically provided with large semicircular notches, the connecting rod are reduced in size and save the installation space of the mechanism, the large semicircular notches at the outer ends of the left connecting rod and the left connecting rod are hinged with the single-shaft support through a pin shaft 18, the large semicircular notch at the inner ends of the left connecting rod and right rod are hinged with one ends of the left and right shoe plate through a shoe shaft 19, and the left and right shoe plate, and the two ends of the left and right return spring are respectively connected with the inner side arc-shaped lugs at the left and right connecting rod.
As shown in fig. 5 and fig. 6, the cam swing arm clasping mechanism comprises a cam shaft support 24, a swing arm support 8, a cam shaft 25, a left swing arm 33 and a right swing arm 34, the cam shaft support is fixed on the axle, a cam 27 is arranged at the end of the cam shaft, the middle of the cam shaft is supported by the cam shaft support, the rear part of the cam shaft is connected with a swing driving device, the swing driving device drives the cam shaft to rotate, one end of the left swing arm and one end of the right swing arm are connected with the other end of the left shoe plate and the other end of the right shoe plate in a configuration manner, a hinge hole is formed in the middle of the cam shaft and hinged with the swing arm support, the other end of the cam shaft is respectively provided with a left roller and a right roller, the cam is an arc-shaped wing block with two gradually increased rotating radiuses correspondingly arranged on the left side and the right side, and the arc-shaped wing block is configured with the left roller and the right roller.
The camshaft support comprises a bottom plate, a front support plate and a rear support plate, wherein the bottom plate is fixed on an axle, two ends of the top of the front support plate and the top of the rear support plate are hinged with the other ends of a left swing arm and a right swing arm through swing arm shafts 26, the outer ends of the left swing arm and the right swing arm are respectively connected with two sides of a single-shaft support through tension springs 35, and a cam penetrates through a central through hole of the rear support plate and is arranged between the front support plate and the rear support plate.
The other ends of the left and right shoe plates are respectively connected with one end of a left swing arm 33 and one end of a right swing arm 34 in a configuration mode, one end of the left and right swing arms is respectively provided with a left fixing shaft 20 and a right fixing shaft 21 which extend outwards, the outer side ends of the left and right fixing shafts are respectively connected with the other end of the left and right shoe plates in a configuration mode, the left and right swing arms are of a U-shaped support structure, and the top of the U-shaped support structure is provided with a left roller 22 and a right roller 23.
As shown in fig. 9, the brake wheel is a cylindrical structure, a plurality of air exhaust grooves 28 are uniformly arranged on the end surface connected with the wheel hub at intervals along the circumferential direction, a plurality of bent rib plates 29 are uniformly arranged on the inner circumferential surface of the brake wheel at intervals along the circumferential direction, the plurality of bent rib plates are obliquely arranged to form a plurality of oblique air exhaust channels, and the outer circumferential surface of the brake wheel is configured with the brake friction plates on the inner circumferential surface of the brake shoe.
As shown in fig. 8, the inner ends of the left and right shoes are provided with wind scoopers 30, which are composed of wind guiding cylinders and arc-shaped wind guiding plates. The wind scooper concentrates external air flow to be guided into the brake wheel, the air flow flows along the air exhaust channel to dissipate heat and cool the brake wheel, and finally the air flow is exhausted through the air exhaust groove.
As shown in fig. 10, the outer ends of the left and right fixed shafts are respectively connected to two ends of an anti-deviation adjuster, the anti-deviation adjuster includes two symmetrically arranged adjusting screws 36 and two adjusting nuts 37, the thread sections of the two adjusting nuts are respectively connected to two ends of the two adjusting screws, and the connecting sections of the two adjusting nuts are respectively connected to the outer ends of the left and right fixed shafts. Left and right swing arm can produce the skew that the unparallel state caused the certain limit at motion in-process both ends, and when the offset was too big, manual regulation adjusting screw changed two adjusting nut's interval, dwindled the offset of left and right swing arm, has improved braking process's stability and reliability.
The braking process is as follows: the left wing block and the right wing block of the cam are vertically connected with the left roller and the right roller to form an angle of 90 degrees, the tension spring is in a stretching state, and the braking force of the brake shoe reaches the maximum value at the moment; when the distance between the left roller and the right roller is the largest, namely, the two wing blocks of the cam horizontally form an angle of 180 degrees with the connecting line of the left roller and the right roller, the distance between the left roller and the right roller is the largest, the tension spring is in a contraction state, the left shoe and the right shoe rotate back to back at the moment, and the brake shoe timely returns to a non-braking state with a gap in the circumferential direction of the brake wheel to complete the braking process of the vehicle.
Claims (7)
1. A truck side-mounted circumferential hugging brake axle comprises an axle and a hub, wherein the inner side of the hub is connected with a brake wheel which synchronously runs with the hub, a circumferential hugging brake shoe is arranged on the outer peripheral surface of the brake wheel, the brake shoe comprises a semicircular left shoe plate and a semicircular right shoe plate, and a brake friction plate is arranged on the inner peripheral surface of each shoe plate; the floating type single-shaft mechanism comprises a single-shaft support, a left connecting rod, a right connecting rod, a left return spring and a right return spring, the bottom of the single-shaft support is fixedly connected with the axle, the top of the single-shaft support is connected with the single-shaft support, the outer side ends of the left connecting rod and the right connecting rod are hinged with the single-shaft support through pin shafts, the inner side ends of the left connecting rod and the right connecting rod are hinged with one ends of the left shoe plate and the right shoe plate through shoe plate shafts, and the left return spring and the right return spring are respectively arranged between the inner side ends of the left connecting rod and the right connecting rod and the single-shaft support; the single-shaft bracket consists of a front arc-shaped support plate, a rear arc-shaped support plate and a connecting plate, the front arc-shaped support plate and the rear arc-shaped support plate are symmetrically arranged, the middle parts of the front arc-shaped support plate and the rear arc-shaped support plate are connected through the connecting plate, the left connecting rod and the right connecting rod are arranged in the interval between the front arc-shaped support plate and the rear arc-shaped support plate, a left arc-shaped lug and a right arc-shaped lug are respectively arranged on two sides of the bottom of the connecting plate, and the left arc-shaped lug and the right arc-shaped lug are respectively connected with the left return spring and the right return spring; the left connecting rod and the right connecting rod are of fork-shaped block structures, two ends of each fork-shaped block structure are symmetrically provided with large semicircular arc-shaped notches, the large semicircular arc-shaped notches at the outer ends of the left connecting rod and the right connecting rod are hinged with the single-shaft support through pin shafts, and the inner ends of the left connecting rod and the right connecting rod are hinged with one ends of the left shoe plate and the right shoe plate through shoe plate shafts.
2. The truck side circumferential hugging brake axle according to claim 1, wherein said cam swing arm hugging mechanism comprises a cam axle support, a swing arm support, a cam axle and left and right swing arms, said cam axle support and swing arm support are fixed on said axle, said cam axle has a cam at its end, the middle of said cam axle is supported by said cam axle support, the rear of said cam axle is connected to a swing driving device, one end of said left and right swing arms is connected to the other end of said left and right shoes, the middle of said cam axle is provided with a hinge hole to be hinged to said swing arm support, the other end is provided with a left and right roller, said cam is two arc-shaped wing blocks with increasing radius of rotation, which are correspondingly arranged on the left and right, and are arranged with said left and right rollers.
3. The laterally-arranged circumferential clasping brake axle of the truck as claimed in claim 2, wherein the camshaft support comprises a bottom plate, a front support plate and a rear support plate, the bottom plate is fixed on the axle, two ends of the top of the front support plate and the top of the rear support plate are hinged with the other ends of the left swing arm and the right swing arm through swing arm shafts, the outer ends of the left swing arm and the right swing arm are respectively connected with two sides of the single axle support through tension springs, and the cam penetrates through the central through hole of the rear support plate and is arranged between the front support plate and the rear support plate.
4. The laterally arranged circumferential hugging brake axle of a truck as claimed in claim 3, wherein said left and right swing arms are respectively provided at one end thereof with left and right outwardly extending fixed shafts, and outer ends of said left and right fixed shafts are respectively connected to the other ends of said left and right shoes.
5. The truck side-mounted circumferential hugging brake axle according to claim 1, wherein said brake wheel is a cylindrical tube structure, a plurality of air exhaust grooves are uniformly arranged on the end surface connected with said wheel hub along the circumferential direction at intervals, a plurality of curved rib plates are uniformly arranged on the inner circumferential surface of said brake wheel along the circumferential direction at intervals, said plurality of curved rib plates are obliquely arranged to form a plurality of oblique air exhaust channels, and the outer circumferential surface of said brake wheel is configured with the brake friction sheet on the inner circumferential surface of said brake shoe.
6. The laterally arranged circumferential hugging brake axle for a heavy-duty vehicle as claimed in claim 1, wherein said left and right shoes are provided at inner ends thereof with wind scoopers, said wind scoopers comprising wind scoopers and arc-shaped wind deflectors.
7. The truck side-mounted circumferential hugging brake axle according to claim 4, wherein one end of said left and right fixed axle is connected to two ends of an anti-deviation adjuster, said anti-deviation adjuster comprises two symmetrically arranged adjusting screws and two adjusting nuts, said two adjusting nuts have thread sections respectively connected to two ends of said two adjusting screws, and said two adjusting nuts have connecting sections respectively connected to outer ends of said left and right fixed axles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710229567.XA CN106979260B (en) | 2017-04-10 | 2017-04-10 | Side-mounted circumferential holding brake axle of truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710229567.XA CN106979260B (en) | 2017-04-10 | 2017-04-10 | Side-mounted circumferential holding brake axle of truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106979260A CN106979260A (en) | 2017-07-25 |
| CN106979260B true CN106979260B (en) | 2023-02-24 |
Family
ID=59345226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710229567.XA Active CN106979260B (en) | 2017-04-10 | 2017-04-10 | Side-mounted circumferential holding brake axle of truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106979260B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113325582B (en) * | 2021-04-30 | 2022-05-17 | 歌尔光学科技有限公司 | Headband adjusting device and head-mounted equipment |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201284804Y (en) * | 2008-10-10 | 2009-08-05 | 谭富春 | Bidirectional pushing structure brake with drum type floating brake shoe |
| CN201934547U (en) * | 2011-03-22 | 2011-08-17 | 杨胜军 | Linkage and outward expansion type drum brake |
| CN201934548U (en) * | 2010-10-28 | 2011-08-17 | 孟兆敏 | Full-touch type drum brake |
| CN202468776U (en) * | 2012-03-19 | 2012-10-03 | 卿巧玲 | Mechanically driven double-collar drum-and-shoe type brake |
| CN103867609A (en) * | 2014-03-07 | 2014-06-18 | 夏海龙 | Circumferential embracing brake device of wheel type brake axle for motor truck |
| CN203809548U (en) * | 2014-03-07 | 2014-09-03 | 夏海龙 | Peripheral locking type brake device for wheeled braking axle of truck |
| CN204755666U (en) * | 2015-05-20 | 2015-11-11 | 湖北中尔轮式制动车桥有限公司 | Brake shoe of lorry's push -down stopper |
| CN204828371U (en) * | 2015-06-23 | 2015-12-02 | 胡正林 | Buoyant center drum brake is changeed to five decentration |
| CN106151314A (en) * | 2016-08-09 | 2016-11-23 | 宁波如意股份有限公司 | A kind of brake |
| CN206770447U (en) * | 2017-04-10 | 2017-12-19 | 湖北中尔轮式制动车桥有限公司 | A kind of side-mounted circumferential hold tightly of truck brakes vehicle bridge |
-
2017
- 2017-04-10 CN CN201710229567.XA patent/CN106979260B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201284804Y (en) * | 2008-10-10 | 2009-08-05 | 谭富春 | Bidirectional pushing structure brake with drum type floating brake shoe |
| CN201934548U (en) * | 2010-10-28 | 2011-08-17 | 孟兆敏 | Full-touch type drum brake |
| CN201934547U (en) * | 2011-03-22 | 2011-08-17 | 杨胜军 | Linkage and outward expansion type drum brake |
| CN202468776U (en) * | 2012-03-19 | 2012-10-03 | 卿巧玲 | Mechanically driven double-collar drum-and-shoe type brake |
| CN103867609A (en) * | 2014-03-07 | 2014-06-18 | 夏海龙 | Circumferential embracing brake device of wheel type brake axle for motor truck |
| CN203809548U (en) * | 2014-03-07 | 2014-09-03 | 夏海龙 | Peripheral locking type brake device for wheeled braking axle of truck |
| CN204755666U (en) * | 2015-05-20 | 2015-11-11 | 湖北中尔轮式制动车桥有限公司 | Brake shoe of lorry's push -down stopper |
| CN204828371U (en) * | 2015-06-23 | 2015-12-02 | 胡正林 | Buoyant center drum brake is changeed to five decentration |
| CN106151314A (en) * | 2016-08-09 | 2016-11-23 | 宁波如意股份有限公司 | A kind of brake |
| CN206770447U (en) * | 2017-04-10 | 2017-12-19 | 湖北中尔轮式制动车桥有限公司 | A kind of side-mounted circumferential hold tightly of truck brakes vehicle bridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106979260A (en) | 2017-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2214762A (en) | Brake | |
| CN106979260B (en) | Side-mounted circumferential holding brake axle of truck | |
| CN204942331U (en) | A kind of automobile double caliper disc brake | |
| CN106895094B (en) | Side-mounted circumferential holding brake device of truck | |
| CN2680926Y (en) | Floating type adjustment-free automobile brake | |
| CN107387601B (en) | Wheel type double-sided braking system of automobile | |
| CN107701619B (en) | Adjustable brake mechanism based on spiral piece | |
| CN105805188A (en) | Floating caliper disc brake | |
| CN108518431B (en) | Adjustable unilateral driven brake mechanism | |
| CN208281402U (en) | A kind of automobile week disk braking system | |
| US20160341266A1 (en) | Brake Assembly Having a Grooved Camshaft | |
| CN102109020A (en) | Disc type brake gripping mechanism for railway vehicles | |
| CN203516530U (en) | Wedge block type brake for vehicle | |
| CN107215321B (en) | Multi-section self-boosting circumferential holding wheel type brake axle of truck | |
| CN201582328U (en) | Drum brake | |
| CN204458918U (en) | Motor Vehicle and electric motor car cammingly thrust brake | |
| CN206770446U (en) | A kind of side-mounted circumferential holding brake apparatus of truck | |
| CN201621207U (en) | Front axle pneumatic drum brake | |
| CN206770447U (en) | A kind of side-mounted circumferential hold tightly of truck brakes vehicle bridge | |
| CN204873700U (en) | Elevator emergency brake structure | |
| CN204956514U (en) | Can prevent brake shoe brake head device of mill partially | |
| CN102007314B (en) | Disc brake calliper support | |
| US10005321B2 (en) | Axle assembly | |
| CN203023343U (en) | Water pump power takeoff brake device of firefighting vehicle | |
| CN202320253U (en) | Front disc type brake assembly for miniature truck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |