CN210344092U - Brake hoof with protective property - Google Patents
Brake hoof with protective property Download PDFInfo
- Publication number
- CN210344092U CN210344092U CN201920988488.1U CN201920988488U CN210344092U CN 210344092 U CN210344092 U CN 210344092U CN 201920988488 U CN201920988488 U CN 201920988488U CN 210344092 U CN210344092 U CN 210344092U
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- Prior art keywords
- brake shoe
- brake
- connecting rod
- shoe body
- friction
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- 230000001681 protective effect Effects 0.000 title claims description 16
- 210000000003 hoof Anatomy 0.000 title claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 238000000576 coating method Methods 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 244000309464 bull Species 0.000 claims description 4
- 229910021389 graphene Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 17
- 230000004888 barrier function Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 8
- 239000002783 friction material Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- -1 graphite alkene Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 241001272720 Medialuna californiensis Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Braking Arrangements (AREA)
Abstract
The utility model relates to a brake shoe technical field just discloses a brake shoe with barrier propterty, including the brake drum. This brake shoe with barrier propterty, through the setting of activity groove and spout, when two brake shoe bodies received thrust and separately, first spring received pressure and was compressed, and the slider slides in the slide bar outside that is located the spout inside, the brake shoe body also slowly is close to and hugs closely together to the friction disc through the activity groove along the connecting rod, then promote the friction disc and be close to the inboard of brake drum again, the frictional force that produces between friction disc and the brake drum plays braking effect, when loosening the brake, the connecting rod receives the bounce of first spring, make friction disc and brake shoe body separate, make the friction disc leave the gap with the brake shoe body, play the radiating effect, prevent that friction disc and brake shoe body from hugging closely for a long time and leading to the heat can not in time effluvium, reached the purpose that has barrier propterty.
Description
Technical Field
The utility model relates to a brake hoof technical field specifically is a brake hoof with barrier propterty.
Background
The brake shoe is an accessory which is pushed outwards by the acting force of a brake cam or a push rod to expand and press the brake drum to play a braking role, is arranged on the brake drum and is one of key safety parts in an automobile braking system, is in a half-moon shape, and is expanded under the action of a brake wheel cylinder when a brake is stepped on to support the brake shoe to rub the inner wall of the brake drum to play a role in speed reduction or parking.
Various brake shoes on the market at present have the defect of no protective performance, and a common brake shoe only provides a simple braking function, but the abrasion of the brake shoe in the braking process is very serious, and the brake shoe with certain protective performance does not exist, so the service life of the brake shoe is greatly reduced, and the braking effect is also seriously reduced, and the brake shoe with the protective performance is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a brake shoe with barrier propterty possesses advantages such as having barrier propterty, has solved general brake shoe and has just provided simple braking function, but the wearing and tearing of brake shoe are very serious at the brake in-process, do not have the brake shoe of certain barrier propterty, and its life will discount greatly, and the problem that braking effect also can seriously descend.
(II) technical scheme
In order to realize the above-mentioned protective properties purpose that has, the utility model provides a following technical scheme: a brake shoe with protection performance comprises a brake drum, wherein two friction plates are movably mounted on the inner side of the brake drum, connecting rods are fixedly mounted on the opposite sides of the friction plates, a brake shoe body is movably mounted on the outer side of the connecting rods, a movable groove located on the outer side of the connecting rods is formed in one end, close to the friction plates, of the brake shoe body, a sliding groove formed in the brake shoe body is fixedly mounted in the movable groove, a sliding rod is movably mounted in the sliding groove, a sliding block located on the outer side of the connecting rods is movably mounted on the outer side of the sliding rod, a first spring located in the movable groove is fixedly connected to one end, far away from the friction plates, of the connecting rod, a protective sleeve is fixedly mounted on the opposite side of the brake shoe body, arc-shaped rails are fixedly mounted on the opposite sides of the brake shoe bodies, pressing rods are fixedly mounted on the opposite sides of the arc, the left and right sides the equal fixed mounting in one side that two depression bars are relative has the briquetting, fixed mounting has the second spring between the relative one side of briquetting, two the equal movable mounting in one side that the arc rail is relative has the nose bar, fixed mounting has the bull stick between the relative one side of nose bar, the outside fixed mounting of friction disc has the graphite alkene coating, the louvre has been seted up in the outside of brake shoe body.
Preferably, the friction plate is a semimetal friction plate, and the thickness of the friction plate is between eleven millimeters and fifteen millimeters.
Preferably, the diameter of the connecting rod is smaller than the inner diameter of the movable groove, and the length of the connecting rod is smaller than the depth of the movable groove.
Preferably, the protecting sleeve is a rubber sleeve, the length of the sliding block is smaller than that of the sliding groove, and the thickness of the brake shoe body is smaller than that of the friction plate.
Preferably, the heat dissipation coating is graphite alkene heat dissipation layer, the quantity of connecting rod is six, two equal fixed mounting in one side that the friction disc is relative has the connecting rod that the quantity is three.
Preferably, the number of the heat dissipation holes is twelve, and the twelve heat dissipation holes are uniformly distributed on the outer side of the brake shoe body.
(III) advantageous effects
Compared with the prior art, the utility model provides a brake hoof with barrier propterty possesses following beneficial effect:
1. this brake shoe with barrier propterty, through the setting of activity groove and spout, when two brake shoe bodies received thrust and separately, first spring received pressure and is compressed, and the slider slides in the outside of the inside slide bar of spout, the brake shoe body also slowly is close to and hugs closely together to the friction disc through the activity groove along the connecting rod, then promote the friction disc and be close to the inboard of brake drum again, the frictional force that produces between friction disc and the brake drum plays braking effect, when loosening the brake, the connecting rod receives the bounce of first spring, make friction disc and brake shoe body separate, make the friction disc leave the gap with the brake shoe body, play the radiating action, prevent that friction disc and brake shoe body from hugging closely for a long time and leading to the heat can not in time effluvium, reached the purpose that has barrier propterty.
2. This brake shoe with barrier propterty, it rotates along the arc rail to drive two nose bars through the bull stick, thereby open and the closure of two brake shoe bodies of control, thereby reach the effect of control brake, setting through the lag, protect two brake shoe bodies, prevent that two brake shoe bodies from hitting each other when closed and causing wearing and tearing, setting through heat dissipation coating, when friction disc and brake drum carry out friction braking, carry out auxiliary heat dissipation to friction disc and brake drum, prevent that the high temperature from leading to its wearing and tearing serious, setting through the louvre, carry out auxiliary heat dissipation to the brake shoe body, prevent that the high temperature of brake shoe body and damage, the mesh that has barrier propterty has been reached.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;
fig. 3 is the structural schematic diagram of the brake shoe body of the present invention.
In the figure: the brake shoe comprises a brake drum 1, friction plates 2, a connecting rod 3, a brake shoe body 4, a movable groove 5, a sliding groove 6, a sliding rod 7, a sliding block 8, a first spring 9, a protecting sleeve 10, an arc rail 11, a pressure rod 12, a pressure block 13, a second spring 14, a convex rod 15, a rotating rod 16, a heat dissipation coating 17 and heat dissipation holes 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a brake shoe with protection performance comprises a brake drum 1, two friction plates 2 are movably mounted on the inner side of the brake drum 1, the friction plates 2 are semimetal friction plates, the semimetal friction material is a novel automobile brake material developed in the 70 th 20 th century, and is called as semimetal friction material mainly because the formula of the semimetal friction material generally contains about 20% -45% of iron metal components, the material obtained by adding the components has good thermal stability and good thermal conductivity, the defects that asbestos friction material is seriously heat-degenerated at early and high temperature and the friction surface is easy to crack are overcome, the thickness of the friction plates 2 is eleven-millimeter to fifteen millimeter, connecting rods 3 are fixedly mounted on the opposite sides of the friction plates 2, a brake shoe body 4 is movably mounted on the outer side of the connecting rods 3, and a movable groove 5 located on the outer side of the connecting rods 3 is formed in one end, close to the friction plates 2, of the brake shoe body 4, the diameter of the connecting rod 3 is smaller than the inner diameter of the movable groove 5, the length of the connecting rod 3 is smaller than the depth of the movable groove 5, a sliding groove 6 arranged on the brake shoe body 4 is fixedly arranged inside the movable groove 5, a sliding rod 7 is movably arranged inside the sliding groove 6, a sliding block 8 positioned outside the connecting rod 3 is movably arranged outside the sliding rod 7, one end, far away from the friction plate 2, of the connecting rod 3 is fixedly connected with a first spring 9 positioned inside the movable groove 5, through the arrangement of the movable groove 5 and the sliding groove 6, when the two brake shoe bodies 4 are separated by thrust, the first spring 9 is compressed by pressure, the sliding block 8 slides outside the sliding rod 7 inside the sliding groove 6, the brake shoe bodies 4 are slowly close to and tightly attached to the friction plate 2 along the connecting rod 3 through the movable groove 5, then the friction plate 2 is pushed to close to the inner side of the brake drum 1, and the friction force generated between the friction plate, when the brake is released, the connecting rod 3 is subjected to the rebound force of the first spring 9 to separate the friction plate 2 from the brake shoe body 4, so that a gap is reserved between the friction plate 2 and the brake shoe body 4, a heat dissipation effect is achieved, the friction plate 2 and the brake shoe body 4 are prevented from being tightly attached for a long time, heat cannot be dissipated timely, and the purpose of having a protection performance is achieved, wherein a protection sleeve 10 is fixedly installed on one side, opposite to the two brake shoe bodies 4, of each brake shoe body 10, the protection sleeve 10 is a rubber sleeve, rubber is a high-elasticity polymer material with reversible deformation and has high elasticity, so that the impact force between the two brake shoe bodies 4 can be reduced, the length of the sliding block 8 is smaller than that of the sliding groove 6, the thickness of the brake shoe bodies 4 is smaller than that of the friction plate 2, arc-shaped rails 11 are fixedly installed on one side, opposite to the two brake shoe bodies 4, and a pressure rod 12 is fixedly, pressing blocks 13 are fixedly arranged on opposite sides of two pressing rods 12 on the left side and the right side, a second spring 14 is fixedly arranged between the opposite sides of the pressing blocks 13, protruding rods 15 are movably arranged on the opposite sides of the two arc-shaped rails 11, rotating rods 16 are fixedly arranged between the opposite sides of the protruding rods 15, heat dissipation coatings 17 are fixedly arranged on the outer sides of the friction plates 2, the heat dissipation coatings 17 are graphene heat dissipation layers, graphene coatings are coatings which radiate and dissipate object heat or accelerate heat conduction in a graphene nano material mode, the temperature resistance range is 20-180 ℃, the coatings are directly coated on the surfaces of objects needing heat dissipation and temperature reduction or heat conduction acceleration, the number of the connecting rods 3 is six, three connecting rods 3 are fixedly arranged on the opposite sides of the two friction plates 2, heat dissipation holes 18 are formed in the outer side of the brake shoe body 4, and the number of the heat dissipation holes 18 is twelve, and twelve louvre 18 evenly distributed is in the outside of brake shoe body 4, drive two nose bars 15 through bull stick 16 and rotate along arc rail 11, thereby control opening and closing of two brake shoe bodies 4, thereby reach the effect of control brake, through the setting of lag 10, protect two brake shoe bodies 4, prevent that two brake shoe bodies 4 from hitting each other when closed and causing wearing and tearing, through the setting of thermal coating 17, when friction disc 2 and brake drum 1 carry out friction braking, carry out supplementary heat dissipation to friction disc 2 and brake drum 1, prevent that the high temperature from leading to its wearing and tearing seriously, through the setting of louvre 18, carry out supplementary heat dissipation to brake shoe body 4, prevent that the high temperature of brake shoe body 4 and damage, reached the purpose that has protective properties.
When the brake shoe is used, the rotating rod 16 drives the two convex rods 15 to rotate along the arc-shaped rails 11, so that the opening and closing of the two brake shoe bodies 4 are controlled, and the effect of controlling the brake is achieved.
In summary, the brake shoe with the protection performance is provided with the movable groove 5 and the sliding groove 6, when the two brake shoe bodies 4 are pushed to be separated, the first spring 9 is compressed under pressure, the sliding block 8 slides outside the sliding rod 7 in the sliding groove 6, the brake shoe bodies 4 are slowly close to the friction plate 2 along the connecting rod 3 through the movable groove 5 and are tightly attached together, then the friction plate 2 is pushed to approach the inner side of the brake drum 1, the friction force generated between the friction plate 2 and the brake drum 1 plays a role in braking, when the brake is released, the connecting rod 3 is subject to the rebounding force of the first spring 9, so that the friction plate 2 is separated from the brake shoe body 4, a gap is reserved between the friction plate 2 and the brake shoe body 4, a heat dissipation effect is achieved, the friction plate 2 is prevented from being tightly attached to the brake shoe body 4 for a long time, heat cannot be dissipated timely, and the purpose of having a protection performance is achieved.
Moreover, the two convex rods 15 are driven by the rotating rod 16 to rotate along the arc-shaped rail 11, so that the opening and closing of the two brake shoe bodies 4 are controlled, the effect of controlling the brake is achieved, the two brake shoe bodies 4 are protected by the arrangement of the protective sleeve 10, the two brake shoe bodies 4 are prevented from being collided with each other to cause abrasion when being closed, the friction plate 2 and the brake drum 1 are subjected to auxiliary heat dissipation by the arrangement of the heat dissipation coating 17 when the friction plate 2 and the brake drum 1 are subjected to friction brake, the friction plate 2 and the brake drum 1 are prevented from being seriously abraded due to overhigh temperature, the brake shoe bodies 4 are subjected to auxiliary heat dissipation by the arrangement of the heat dissipation holes 18, the brake shoe bodies 4 are prevented from being damaged due to overhigh temperature, the purpose of having the protective performance is achieved, the problem that a common brake shoe only provides a simple brake function is solved, but the abrasion of the brake shoe is very serious in the brake, the service life of the brake is greatly reduced, and the braking effect is also seriously reduced.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A brake shoe with protection performance comprises a brake drum (1), and is characterized in that: the brake drum is characterized in that the inner side of the brake drum (1) is movably provided with two friction plates (2), one side of each friction plate (2) opposite to the other side is fixedly provided with a connecting rod (3), the outer side of each connecting rod (3) is movably provided with a brake shoe body (4), one end, close to the friction plates (2), of each brake shoe body (4) is provided with a movable groove (5) located on the outer side of the connecting rod (3), the inner part of each movable groove (5) is fixedly provided with a sliding groove (6) arranged on the corresponding brake shoe body (4), the inner part of each sliding groove (6) is movably provided with a sliding rod (7), the outer side of each sliding rod (7) is movably provided with a sliding block (8) located on the outer side of the corresponding connecting rod (3), one end, far away from the friction plates (2), of each connecting rod (3) is fixedly connected with a first spring (9) located inside the corresponding movable, two the equal fixed mounting in one side that brake hoof body (4) is relative has arc rail (11), the equal fixed mounting in one side that arc rail (11) is relative has depression bar (12), the left and right sides the equal fixed mounting in one side that two depression bars (12) are relative has briquetting (13), fixed mounting has second spring (14), two between the relative one side of briquetting (13) the equal movable mounting in one side that arc rail (11) is relative has nose bar (15), fixed mounting has bull stick (16) between the relative one side of nose bar (15), the outside fixed mounting of friction disc (2) has heat dissipation coating (17), louvre (18) have been seted up in the outside of brake hoof body (4).
2. A protective brake shoe according to claim 1 wherein: the friction plate (2) is a semimetal friction plate, and the thickness of the friction plate (2) is eleven millimeters to fifteen millimeters.
3. A protective brake shoe according to claim 1 wherein: the diameter of the connecting rod (3) is smaller than the inner diameter of the movable groove (5), and the length of the connecting rod (3) is smaller than the depth of the movable groove (5).
4. A protective brake shoe according to claim 1 wherein: the brake shoe is characterized in that the protective sleeve (10) is a rubber sleeve, the length of the sliding block (8) is smaller than that of the sliding groove (6), and the thickness of the brake shoe body (4) is smaller than that of the friction plate (2).
5. A protective brake shoe according to claim 1 wherein: the heat dissipation coating (17) is a graphene heat dissipation layer, the number of the connecting rods (3) is six, two the connecting rods (3) the number of which is three are fixedly mounted on one side opposite to the friction plate (2).
6. A protective brake shoe according to claim 1 wherein: the number of the heat dissipation holes (18) is twelve, and the twelve heat dissipation holes (18) are uniformly distributed on the outer side of the brake shoe body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920988488.1U CN210344092U (en) | 2019-06-28 | 2019-06-28 | Brake hoof with protective property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920988488.1U CN210344092U (en) | 2019-06-28 | 2019-06-28 | Brake hoof with protective property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344092U true CN210344092U (en) | 2020-04-17 |
Family
ID=70191368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920988488.1U Expired - Fee Related CN210344092U (en) | 2019-06-28 | 2019-06-28 | Brake hoof with protective property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210344092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576674A (en) * | 2020-12-29 | 2021-03-30 | 杭州电子科技大学 | Floating type blade shimmy damper for automobile |
-
2019
- 2019-06-28 CN CN201920988488.1U patent/CN210344092U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112576674A (en) * | 2020-12-29 | 2021-03-30 | 杭州电子科技大学 | Floating type blade shimmy damper for automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 |