CN208203869U - A kind of good drum brakes of heat dissipation performance - Google Patents
A kind of good drum brakes of heat dissipation performance Download PDFInfo
- Publication number
- CN208203869U CN208203869U CN201820464345.6U CN201820464345U CN208203869U CN 208203869 U CN208203869 U CN 208203869U CN 201820464345 U CN201820464345 U CN 201820464345U CN 208203869 U CN208203869 U CN 208203869U
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- CN
- China
- Prior art keywords
- friction block
- heat dissipation
- groups
- air
- drum brakes
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of good drum brakes of heat dissipation performance of drum brakes technical field, including fixed plate, the inner cavity of the shell is symmetrically arranged with friction block, the adjacent surface of friction block described in two groups is movably set with brake shoe, reset spring is connected between brake shoe described in two groups, brake pump is provided at the top of brake shoe adjacent surface described in two groups, heat sink is evenly arranged on the outside of the friction block, air is sent into the inner cavity of shell by concentrator, fraction enters between two groups of brake shoes, it radiates to brake shoe, cooling fin plays the role of thermally conductive and heat dissipation to friction block, increase the contact area with air-flow, another part air-flow radiates to cooling fin and friction block, the ventilation hole being obliquely installed plays the role of guiding to air-flow, air-flow is set to blow to friction block, cooling and heat dissipation is carried out to friction block, heat dissipation The presence in hole increases the contact area of friction block and air-flow, accelerates the radiating rate of friction block.
Description
Technical field
The utility model relates to drum brakes technical field, specially a kind of good drum brakes of heat dissipation performance.
Background technique
Tooth planter is a kind of for producing the machine of zipper, but tooth planter currently on the market is all common motor knot
Structure, not only structure is complicated but also energy consumption is also very big, for this purpose, it is proposed that a kind of full-automatic plastic-steel plants the energy-saving electric machine of tooth, braking
Device is in braking system to generate the component for hindering vehicle movement or movement tendency brake force.Automotive brake is except various slow
It is nearly all the friction catch that braking moment is generated using the friction of fixing element and rotating element working surface other than device
Device, currently, the friction brake that all kinds of automobiles are widely used can be divided into drum-type and disc type two major classes according to the difference of rotating element.
Difference between them is: the rotating element in drum type brake friction pair is brake drum, using its internal surface of column as work
Surface；Rotating element in disk brake friction pair is discoid brake disc, using its both ends of the surface as working surface；Brake drum
The fricting couple piece of drum brake, in addition to should have as strength and stiffness required for component, should also have it is as high as possible and
Stable coefficient of friction and abrasion resistance, heat resistance appropriate, thermal diffusivity and thermal capacity etc..
Brake drum is often used in pony car and most lorry at present, because brake rim is capable of providing relatively
Biggish friction brake force, but the heat that brake rim generates when being braked at present is larger, is easy to cause friction plate
It is excessively high with brake rim temperature, for a long time friction plate and brake rim are caused to damage using meeting, and will affect brake rim and friction
The service life of piece improves the maintenance cost with vehicle, and influences whether braking ability, causes a hidden trouble, and therefore, it is necessary to one kind to dissipate
The good drum brakes of hot property.
Utility model content
The purpose of this utility model is to provide a kind of good drum brakes of heat dissipation performance, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of good drum brakes of heat dissipation performance,
Including fixed plate, shell is movably set on the outside of the fixed plate, the centre of the fixed plate offers mounting hole, the shell
The inner cavity of body is symmetrically arranged with friction block, and the adjacent surface of friction block described in two groups is movably set with brake shoe, the brake shoe
Bottom be provided with locating sleeve, the inner cavity activity of the locating sleeve is plugged with positioning pin, the front side of the positioning pin and solid
Fixed board connects, and is connected with reset spring between brake shoe described in two groups, brake is provided at the top of brake shoe adjacent surface described in two groups
Vehicle pump, is evenly arranged with heat sink on the outside of the friction block, is evenly arranged with ventilation hole on the heat sink, on the shell
Two groups of air inlets symmetrically are offered, concentrator is symmetrically arranged on the outside of air inlet described in two groups, the concentrator includes top plate,
The bottom of the top plate front and rear sides is provided with side plate, is evenly arranged with heat release hole on the friction block.
Preferably, the inner cavity of the concentrator is provided with filter layer, and filter layer is obliquely installed, the side of the filter layer
It is connected with top plate far from the side of shell, the other side of the filter layer and air inlet are connected far from the side of top plate, the mistake
Filtering layer is non-woven fabrics filter layer.
Preferably, the cooling fin circular array setting, and cooling fin is aluminum alloy heat sink.
Preferably, the top of the left side brake shoe and the bottom of right positioner casing are provided with guide plate, and are oriented to
Plate is obliquely installed.
Preferably, reinforcing rib is provided between the friction block and shell.
Preferably, the ventilation hole is obliquely installed.
Compared with prior art, the utility model has the beneficial effects that the apparatus structure is simple, and it is easy to use, pass through collection
Air is sent into the inner cavity of shell by tuyere, and fraction enters between two groups of brake shoes, radiates to brake shoe, cooling fin pair
Friction block plays the role of thermally conductive and heat dissipation, increases the contact area with air-flow, another part air-flow is to cooling fin and friction block
It radiates, the ventilation hole being obliquely installed plays the role of guiding to air-flow, and air-flow is made to blow to friction block, drops to friction block
Temperature heat dissipation, the presence of heat release hole increase the contact area of friction block and air-flow, accelerate the radiating rate of friction block.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model heat sink schematic diagram；
Fig. 3 is the utility model concentrator schematic diagram.
In figure: 1 fixed plate, 2 mounting holes, 3 friction blocks, 4 brake shoes, 5 locating sleeves, 6 positioning pins, 7 reset springs, 8 are stopped
Vehicle pump, 9 guide plates, 10 heat sinks, 11 ventilation holes, 12 air inlets, 13 concentrators, 131 top plates, 132 side plates, 14 filter layers, 15
Reinforcing rib, 16 heat release holes, shell 17.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of good drum brakes of heat dissipation performance, packet
Include fixed plate 1, the outside of fixed plate 1 is movably set with shell 17, and the centre of fixed plate 1 offers mounting hole 2, shell 17 it is interior
Chamber is symmetrically arranged with friction block 3, and the adjacent surface of two groups of friction blocks 3 is movably set with brake shoe 4, the bottom setting of brake shoe 4
There is locating sleeve 5, the inner cavity activity of locating sleeve 5 is plugged with positioning pin 6, and the front side of positioning pin 6 is connect with fixed plate 1, and two groups
It is connected with reset spring 7 between brake shoe 4, is provided with brake pump 8, the outside of friction block 3 at the top of two groups of 4 adjacent surfaces of brake shoe
It is evenly arranged with heat sink 10, ventilation hole 11 is evenly arranged on heat sink 10, two groups of air inlets are symmetrically offered on shell 17
12, the outside of two groups of air inlets 12 is symmetrically arranged with concentrator 13, and concentrator 13 includes top plate 131,131 front and rear sides of top plate
Bottom is provided with side plate 132, and heat release hole 16 is evenly arranged on friction block 3.
Wherein, the inner cavity of concentrator 13 is provided with filter layer 14, and filter layer 14 is obliquely installed, the side of filter layer 14 and
Top plate 131 is connected far from the side of shell 17, and the other side of filter layer 14 is connect with air inlet 12 far from the side of top plate 131,
Filter layer 14 is non-woven fabrics filter layer, and filter layer 14 plays the role of filtering the impurity such as the dust in gas, is tiltedly installed with
Filter layer 14 increases the area contacted with gas, facilitates the filtering of gas.
The setting of 10 circular array of cooling fin, and cooling fin 10 is aluminum alloy heat sink, the cooling fin of aluminium alloy plays good
Good thermally conductive and heat dissipation effect.
The top of left side brake shoe 4 and the bottom of right positioner casing 5 are provided with guide plate 9, and the inclination of guide plate 9 is set
It sets, the guide plate 9 being obliquely installed plays guiding role to air-flow, enters fraction between two groups of brake shoes 4, to brake shoe
4 radiate.
Reinforcing rib 15 is provided between friction block 3 and shell 17, reinforcing rib 15 plays the role of support to friction block 3.
Ventilation hole 11 is obliquely installed, and when cooling fin 10 rotates, the ventilation hole 11 being obliquely installed plays guiding to air-flow
Effect, makes air-flow blow to friction block 3, carries out cooling and heat dissipation to friction block 3.
Working principle: shell 17 drives concentrator 13 to rotate clockwise, and air is sent into shell 17 by concentrator 13
Inner cavity, fraction is oriented to by the retention of guide plate 9, allowed airflow between two groups of brake shoes 4, carried out to brake shoe 4
Heat dissipation, cooling fin 10 play the role of thermally conductive and heat dissipation to friction block 3, increase the contact area with air-flow, another part air-flow
It circulates, radiates to cooling fin 10 and friction block 3, the ventilation hole 11 being obliquely installed plays air-flow in the outside of friction block 3
The effect of guiding makes air-flow blow to friction block 3, carries out cooling and heat dissipation to friction block 3, accelerates the radiating rate of friction block 3, heat dissipation
The presence in hole 16 increases the contact area of friction block 3 Yu air-flow.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of good drum brakes of heat dissipation performance, including fixed plate (1), it is characterised in that: the outside of the fixed plate (1)
It is movably set with shell (17), the centre of the fixed plate (1) offers mounting hole (2), and the inner cavity of the shell (17) is symmetrical
It is provided with friction block (3), the adjacent surface of friction block described in two groups (3) is movably set with brake shoe (4), the brake shoe (4)
Bottom be provided with locating sleeve (5), the inner cavity activity of the locating sleeve (5) is plugged with positioning pin (6), the positioning pin
(6) front side is connect with fixed plate (1), and reset spring (7) are connected between brake shoe described in two groups (4), is braked described in two groups
It is provided with brake pump (8) at the top of hoof (4) adjacent surface, is evenly arranged with heat sink (10) on the outside of the friction block (3), it is described
It is evenly arranged on heat sink (10) ventilation hole (11), symmetrically offers two groups of air inlets (12) on the shell (17), two groups
It is symmetrically arranged with concentrator (13) on the outside of the air inlet (12), the concentrator (13) includes top plate (131), the top plate
(131) bottom of front and rear sides is provided with side plate (132), is evenly arranged with heat release hole (16) on the friction block (3).
2. the good drum brakes of a kind of heat dissipation performance according to claim 1, it is characterised in that: the concentrator (13)
Inner cavity be provided with filter layer (14), and filter layer (14) is obliquely installed, and the side of the filter layer (14) and top plate (131) are remote
The side of shrinking away from theshell body (17) connects, and the other side and air inlet (12) of the filter layer (14) connect far from the side of top plate (131)
It connects, the filter layer (14) is non-woven fabrics filter layer.
3. the good drum brakes of a kind of heat dissipation performance according to claim 1, it is characterised in that: the heat sink (10)
Circular array setting, and heat sink (10) is aluminum alloy heat sink.
4. the good drum brakes of a kind of heat dissipation performance according to claim 1, it is characterised in that: the left side brake shoe
(4) bottom at top and right positioner casing (5) is provided with guide plate (9), and guide plate (9) is obliquely installed.
5. the good drum brakes of a kind of heat dissipation performance according to claim 1, it is characterised in that: the friction block (3)
Reinforcing rib (15) are provided between shell (17).
6. the good drum brakes of a kind of heat dissipation performance according to claim 1, it is characterised in that: the ventilation hole (11)
It is obliquely installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820464345.6U CN208203869U (en) | 2018-03-30 | 2018-03-30 | A kind of good drum brakes of heat dissipation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820464345.6U CN208203869U (en) | 2018-03-30 | 2018-03-30 | A kind of good drum brakes of heat dissipation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208203869U true CN208203869U (en) | 2018-12-07 |
Family
ID=64526380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820464345.6U Expired - Fee Related CN208203869U (en) | 2018-03-30 | 2018-03-30 | A kind of good drum brakes of heat dissipation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208203869U (en) |
-
2018
- 2018-03-30 CN CN201820464345.6U patent/CN208203869U/en not_active Expired - Fee Related
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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: 20181207 Termination date: 20190330 |